1 2008-07-30 Alan Modra <amodra@bigpond.net.au>
4 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7 2008-07-29 Jan Hubicka <jh@suse.cz>
9 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
10 (grokdeclarator): Likewise.
11 * langhooks.c (lhd_warn_unused_global_decl): Use
12 DECL_DECLARED_INLINE_P.
13 * print-tree.c (print_node): Remove DECL_INLINE check.
15 2008-07-29 Richard Guenther <rguenther@suse.de>
17 PR tree-optimization/36945
18 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
19 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
20 Record invariant addresses un-decomposed.
21 (copy_reference_ops_from_call): Record reference call
22 arguments properly. Simplify.
23 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
24 helper split out from ...
25 (create_component_ref_by_pieces): ... here. Simplify.
26 Prepare for recursive invocation for call arguments.
27 (create_expression_by_pieces): Adjust call to
28 create_component_ref_by_pieces.
29 (compute_avail): Process operand 2 of reference ops.
31 2008-07-29 Richard Guenther <rguenther@suse.de>
33 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for
36 2008-07-29 Jakub Jelinek <jakub@redhat.com>
38 * c-format.c (check_format_types): Revert unwanted checkin.
40 2008-07-29 Jan Hubicka <jh@suse.cz>
42 * flags.h (flag_really_no_inline): Remove.
43 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
44 * toplev.c (flag_really_no_inline): Remove.
45 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
46 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
47 (cgraph_decide_inlining_incrementally): Likewise.
48 (compute_inline_parameters): Likewise.
49 * opts.c (decode_options): Simplify.
50 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
51 * common.opt (finline): Initialize to 1.
52 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
54 2008-07-29 Jan Hubicka <jh@suse.cz>
56 * predict.c (always_optimize_for_size_p): New function.
57 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
58 optimize_edge_for_size_p, optimize_edge_for_speed_p,
59 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
61 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
62 * function.c (prepare_function_start): Set default profile.
63 * function.h (rtl_data): Add maybe_hot_insn_p.
64 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
65 (construct_exit_block): Likewise.
66 (tree_expand_cfg): Likewise.
68 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
69 optimize_edge_for_size_p, optimize_edge_for_speed_p,
70 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
71 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
74 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
77 * c-decl.c (merge_decls): Merge USED flags.
79 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
81 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
82 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
83 next_stack, lab_false and lab_over trees.
85 2008-07-28 Richard Guenther <rguenther@suse.de>
87 PR tree-optimization/36957
88 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
89 (useless_type_conversion_p): Remove.
90 (types_compatible_p): Remove.
91 * gimple.h (tree_ssa_useless_type_conversion): Declare.
92 (useless_type_conversion_p): Declare.
93 (types_compatible_p): Declare.
94 (gimple_expr_type): Return the base type only if it is
95 trivially convertible to the subtype.
97 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
99 * configure.ac: Use the m4_do macro to concatenate the warnings into
100 one string in ACX_PROG_CC_WARNING_OPTS,
101 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
102 * configure: Regenerate.
104 2008-07-28 Richard Guenther <rguenther@suse.de>
106 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
107 (insert_fake_stores): Remove.
108 (realify_fake_stores): Likewise.
109 (execute_pre): Remove dead code.
110 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary
112 (find_func_aliases): Deal with it here instead.
113 Re-enable gcc_unreachable call.
115 2008-07-28 Richard Guenther <rguenther@suse.de>
117 Merge from gimple-tuples-branch.
119 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
120 * gimple.def: New file.
121 * gsstruct.def: Likewise.
122 * gimple-iterator.c: Likewise.
123 * gimple-pretty-print.c: Likewise.
124 * tree-gimple.c: Removed. Merged into ...
125 * gimple.c: ... here. New file.
126 * tree-gimple.h: Removed. Merged into ...
127 * gimple.h: ... here. New file.
129 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
130 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
131 --enable-checking=gimple flag.
132 * config.in: Likewise.
133 * configure: Regenerated.
135 * tree-ssa-operands.h: Tuplified.
136 * tree-vrp.c: Likewise.
137 * tree-loop-linear.c: Likewise.
138 * tree-into-ssa.c: Likewise.
139 * tree-ssa-loop-im.c: Likewise.
140 * tree-dump.c: Likewise.
141 * tree-complex.c: Likewise.
142 * cgraphbuild.c: Likewise.
143 * tree-ssa-threadupdate.c: Likewise.
144 * tree-ssa-loop-niter.c: Likewise.
145 * tree-pretty-print.c: Likewise.
146 * tracer.c: Likewise.
147 * gengtype.c: Likewise.
148 * tree-loop-distribution.c: Likewise.
149 * tree-ssa-loop-unswitch.c: Likewise.
150 * cgraph.c: Likewise.
151 * cgraph.h: Likewise.
152 * tree-ssa-loop-manip.c: Likewise.
153 * value-prof.c: Likewise.
154 * tree-ssa-loop-ch.c: Likewise.
155 * tree-tailcall.c: Likewise.
156 * value-prof.h: Likewise.
159 * tree-pass.h: Likewise.
160 * ipa-cp.c: Likewise.
161 * tree-scalar-evolution.c: Likewise.
162 * tree-scalar-evolution.h: Likewise.
163 * target.h: Likewise.
164 * lambda-mat.c: Likewise.
165 * tree-phinodes.c: Likewise.
166 * diagnostic.h: Likewise.
167 * builtins.c: Likewise.
168 * tree-ssa-alias-warnings.c: Likewise.
169 * cfghooks.c: Likewise.
170 * fold-const.c: Likewise.
171 * cfghooks.h: Likewise.
172 * omp-low.c: Likewise.
173 * tree-ssa-dse.c: Likewise.
174 * ipa-reference.c: Likewise.
175 * tree-ssa-uncprop.c: Likewise.
176 * toplev.c: Likewise.
177 * tree-gimple.c: Likewise.
178 * tree-gimple.h: Likewise.
179 * tree-chrec.c: Likewise.
180 * tree-chrec.h: Likewise.
181 * tree-ssa-sccvn.c: Likewise.
182 * tree-ssa-sccvn.h: Likewise.
183 * cgraphunit.c: Likewise.
184 * tree-ssa-copyrename.c: Likewise.
185 * tree-ssa-ccp.c: Likewise.
186 * tree-ssa-loop-ivopts.c: Likewise.
187 * tree-nomudflap.c: Likewise.
188 * tree-call-cdce.c: Likewise.
189 * ipa-pure-const.c: Likewise.
190 * c-format.c: Likewise.
191 * tree-stdarg.c: Likewise.
192 * tree-ssa-math-opts.c: Likewise.
193 * tree-ssa-dom.c: Likewise.
194 * tree-nrv.c: Likewise.
195 * tree-ssa-propagate.c: Likewise.
196 * ipa-utils.c: Likewise.
197 * tree-ssa-propagate.h: Likewise.
198 * tree-ssa-alias.c: Likewise.
199 * gimple-low.c: Likewise.
200 * tree-ssa-sink.c: Likewise.
201 * ipa-inline.c: Likewise.
202 * c-semantics.c: Likewise.
203 * dwarf2out.c: Likewise.
205 * tree-ssa-loop-ivcanon.c: Likewise.
206 * predict.c: Likewise.
207 * tree-ssa-loop.c: Likewise.
208 * tree-parloops.c: Likewise.
209 * tree-ssa-address.c: Likewise.
210 * tree-ssa-ifcombine.c: Likewise.
211 * matrix-reorg.c: Likewise.
212 * c-decl.c: Likewise.
213 * tree-eh.c: Likewise.
214 * c-pretty-print.c: Likewise.
215 * lambda-trans.c: Likewise.
216 * function.c: Likewise.
217 * langhooks.c: Likewise.
218 * ebitmap.h: Likewise.
219 * tree-vectorizer.c: Likewise.
220 * function.h: Likewise.
221 * langhooks.h: Likewise.
222 * tree-vectorizer.h: Likewise.
223 * ipa-type-escape.c: Likewise.
224 * ipa-type-escape.h: Likewise.
225 * domwalk.c: Likewise.
226 * tree-if-conv.c: Likewise.
227 * profile.c: Likewise.
228 * domwalk.h: Likewise.
229 * tree-data-ref.c: Likewise.
230 * tree-data-ref.h: Likewise.
231 * tree-flow-inline.h: Likewise.
232 * tree-affine.c: Likewise.
233 * tree-vect-analyze.c: Likewise.
234 * c-typeck.c: Likewise.
235 * gimplify.c: Likewise.
236 * coretypes.h: Likewise.
237 * tree-ssa-phiopt.c: Likewise.
239 * tree-ssa-coalesce.c: Likewise.
240 * tree.def: Likewise.
241 * tree-dfa.c: Likewise.
242 * except.c: Likewise.
243 * except.h: Likewise.
244 * cfgexpand.c: Likewise.
245 * tree-cfgcleanup.c: Likewise.
246 * tree-ssa-pre.c: Likewise.
247 * tree-ssa-live.c: Likewise.
248 * tree-sra.c: Likewise.
249 * tree-ssa-live.h: Likewise.
250 * tree-predcom.c: Likewise.
251 * lambda.h: Likewise.
252 * tree-mudflap.c: Likewise.
253 * ipa-prop.c: Likewise.
254 * print-tree.c: Likewise.
255 * tree-ssa-copy.c: Likewise.
256 * ipa-prop.h: Likewise.
257 * tree-ssa-forwprop.c: Likewise.
258 * ggc-page.c: Likewise.
260 * tree-ssa-dce.c: Likewise.
261 * tree-vect-patterns.c: Likewise.
262 * tree-ssa-ter.c: Likewise.
263 * tree-nested.c: Likewise.
264 * tree-ssa.c: Likewise.
265 * lambda-code.c: Likewise.
266 * tree-ssa-loop-prefetch.c: Likewise.
267 * tree-inline.c: Likewise.
268 * tree-inline.h: Likewise.
269 * tree-iterator.c: Likewise.
270 * tree-optimize.c: Likewise.
271 * tree-ssa-phiprop.c: Likewise.
272 * tree-vect-transform.c: Likewise.
273 * tree-object-size.c: Likewise.
274 * tree-outof-ssa.c: Likewise.
275 * cfgloop.c: Likewise.
276 * system.h: Likewise.
277 * tree-profile.c: Likewise.
278 * cfgloop.h: Likewise.
279 * c-gimplify.c: Likewise.
280 * c-common.c: Likewise.
281 * tree-vect-generic.c: Likewise.
282 * tree-flow.h: Likewise.
283 * c-common.h: Likewise.
284 * basic-block.h: Likewise.
285 * tree-ssa-structalias.c: Likewise.
286 * tree-switch-conversion.c: Likewise.
287 * tree-ssa-structalias.h: Likewise.
288 * tree-cfg.c: Likewise.
289 * passes.c: Likewise.
290 * ipa-struct-reorg.c: Likewise.
291 * ipa-struct-reorg.h: Likewise.
292 * tree-ssa-reassoc.c: Likewise.
293 * cfgrtl.c: Likewise.
294 * varpool.c: Likewise.
296 * tree-ssanames.c: Likewise.
297 * tree-ssa-threadedge.c: Likewise.
298 * langhooks-def.h: Likewise.
299 * tree-ssa-operands.c: Likewise.
300 * config/alpha/alpha.c: Likewise.
301 * config/frv/frv.c: Likewise.
302 * config/s390/s390.c: Likewise.
303 * config/m32c/m32c.c: Likewise.
304 * config/m32c/m32c-protos.h: Likewise.
305 * config/spu/spu.c: Likewise.
306 * config/sparc/sparc.c: Likewise.
307 * config/i386/i386.c: Likewise.
308 * config/sh/sh.c: Likewise.
309 * config/xtensa/xtensa.c: Likewise.
310 * config/stormy16/stormy16.c: Likewise.
311 * config/ia64/ia64.c: Likewise.
312 * config/rs6000/rs6000.c: Likewise.
313 * config/pa/pa.c: Likewise.
314 * config/mips/mips.c: Likewise.
316 2008-07-28 Simon Baldwin <simonb@google.com>
318 * c-pragma.c (handle_pragma_message): New function.
319 (init_pragma): Register handle_pragma_message.
320 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
323 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
325 PR tree-optimization/35252
326 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
327 REALPART_EXPR to be considered as same load operation.
329 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
331 PR tree-optimization/36830
332 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
333 (expressions_equal_p): Return false if only one operand is null.
335 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
337 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
338 version requirements.
340 2008-07-26 Olivier Hainque <hainque@adacore.com>
342 * collect2.c (symkind): New enum. Symbol kinds we care about.
343 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
344 code and head comment accordingly.
345 (scan_prog_file): Use symkind names instead of bare integers.
347 2008-07-25 Jan Hubicka <jh@suse.cz>
349 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on DECL_INLINE.
350 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
351 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
352 * dojump.c (clear_pending_stack_adjust): Likewise.
353 * print-tree.c (print_node): Ignore DECL_INLINE.
354 * tree-inline.c (inlinable_function_p): Likewise.
356 2008-07-25 Michael Meissner <gnu@the-meissners.org>
358 * doc/extend.texi (hot attribute): Document that the hot attribute
359 turns on -O3 for some ports.
360 (cold attribute): Document that the cold attribute turns on -Os
363 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
364 reflect function specific option support.
366 * target.h (struct target_option_hooks): Add fields to say whether
367 the cold attribute implies -Os and the hot attribute implies -O3.
369 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
370 By default, do not turn on -Os for cold functions.
371 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
372 not turn on -O3 for hot functions.
374 * c-common.c (handle_hot_attribute): Use target hook to determine
375 if hot functions should enable -O3.
376 (handle_cold_attribute): Use target hook to determine if cold
377 functions should enable -Os.
379 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
380 (override_options): Move disable scheduling to
381 optimization_options.
382 (optimization_options): Disable scheduling here, not
384 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
385 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
387 * config/ia64/ia64.c (ia64_override_options): Move setting
388 scheduling flags to ia64_optimization_options.
389 (ia64_optimization_options): Disable scheduling options here, and
390 not in ia64_override_options.
391 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
392 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
394 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
397 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
399 2008-07-25 Martin Jambor <mjambor@suse.cz>
401 PR tree-optimization/36926
402 * ipa-prop.c (ipa_analyze_call_uses): Call
403 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
405 2008-07-25 Joseph Myers <joseph@codesourcery.com>
407 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
408 movv2si_internal): Add mem = reg alternative.
410 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
413 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
414 DEFAULT_PCC_STRUCT_RETURN to 127.
416 2008-07-24 Jan Hubicka <jh@suse.cz>
418 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
419 (build_cgraph_edges): Likewise.
420 * cgraph.c (cgraph_node): Do not update assembler hash.
421 (cgraph_remove_node): Drop non-unit-at-a-time code.
422 * tree-pass.h (pass_O0_always_inline): Remove.
423 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
424 * toplev.c (process_options): Flag unit-at-a-time does not imply
426 * cgraphunit.c: Update comments.
427 (decide_is_function_needed): Drop non-unit-at-a-time mode.
428 (cgraph_assemble_pending_functions): Remove.
429 (cgraph_reset_node): Drop non-unit-at-a-time code.
430 (cgraph_finalize_function): Likewise.
431 (cgraph_analyze_function): Likewise.
432 (cgraph_finalize_compilation_unit): Likewise.
433 (cgraph_expand_function): Likewise.
434 (cgraph_optimize): Likesise.
435 (save_inline_function_body): Likewise.
436 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
437 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
438 * ipa-inline.c: Update comments.
439 (enum inlining_mode): remove INLINE_SPEED.
440 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
441 (cgraph_mark_inline_edge): Likewise.
442 (try_inline): Likewise.
443 (cgraph_decide_inlining_incrementally): Likewise.
444 (cgraph_gate_inlining): Remove.
445 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
446 (cgraph_gate_early_inlining): Likewise.
447 (gate_inline_passes): Remove.
448 (pass_inline_parameters, pass_ipa_inline): Remove gates.
449 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
450 pass_O0_always_inline): Remove.
451 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
452 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
453 * opts.c (no_unit_at_a_time_default): Remove.
454 (decode_options): Remove flag_unit_at_a_time reset and warning.
455 * opts.h (no_unit_at_a_time_default): Remove.
456 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
457 early in GNU dialect.
458 (merge_decls): Update comment; drop unit-at-a-time check.
459 (finish_decl): Likewise.
460 (grok_declaration): Remove flag_inline_trees code.
461 (finish_functions): Return on function returning non-void on all
463 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
464 * cfgexpand.c (expand_one_static_var): Remove.
465 (expand_one_var): Remove expand_one_static_var call.
466 (expand_used_vars_for_block): Remove flag_unit_a_time check.
467 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
468 and flag_unit_at_a-time compatibility checks.
469 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
470 * tree-inline.c (flag_inline_trees): Remove.
471 (inlinable_function_p): Don't check it.
472 (expand_call_inline): Remove non-unit-at-a-time code.
473 * tree-inline.h (flag_inline_trees): Remove.
474 * tree-optimize.c (execute_early_local_optimizations): Remove
475 unit-at-a-time checks.
476 (tree_rest_of_compilation): Likewise.
477 * combine.c (setup_incoming_promotions): Likewise.
478 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
479 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
480 * passes.c (pass_inline_parameters): Update comments; remove
481 O0_alwaysinline pass.
482 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
483 (execute_one_pass): Likewise.
484 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
485 (ix86_function_sseregparm): Likewise.
486 * arm.c (arm_function_in_section_p): Likewise.
487 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
488 * varpool.c: Update comments.
489 (decide_is_variable_needed): Remove unit-at-a-time checks.
490 (varpool_finalize_decl): Likewise.
492 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
494 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
496 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal
499 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
501 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
502 imp symbol extension.
504 2008-07-23 Ian Lance Taylor <iant@google.com>
506 * tree-vrp.c (infer_value_range): Ignore asm statements when
507 looking for memory accesses for -fdelete-null-pointer-checks.
509 2008-07-24 Ben Elliston <bje@au.ibm.com>
511 * config/spu/spu-c.c (__vector_keyword): New variable.
512 (vector_keyword): Likewise.
513 (spu_categorize_keyword): New function.
514 (spu_macro_to_expand): Likewise.
515 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
516 compiling an ISO C dialect.
518 2008-07-24 Ben Elliston <bje@au.ibm.com>
520 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
523 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
525 * configure: Regenerate.
526 * configure.ac: Require texinfo 4.7.
527 * doc/install.texi: Document texinfo 4.7 requirement.
529 2008-07-23 Martin Jambor <mjambor@suse.cz>
531 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
532 rather than for DECL_SAVED_TREE.
533 * ipa-prop.c: Include diagnostic.h.
534 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
536 (ipa_detect_param_modifications): Function rewritten from scratch.
537 (ipa_compute_jump_functions): Changed accesses to modification flags.
538 (ipa_free_node_params_substructures): Update flags destruction.
539 (ipa_node_duplication_hook): Update flags duplication.
540 (ipa_print_all_params_modified): Updated flag access.
541 * ipa-prop.h (struct ipa_param_flags): New structure.
542 (struct ipa_node_params): New field modification_analysis_done,
543 modified_flags changed into param_flags.
544 (ipa_is_ith_param_modified): Changed to use new flags.
545 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
547 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
548 ipa-cp.c and split into two functions.
549 (ipa_print_node_jump_functions): New function.
550 (compute_scalar_jump_functions): New function.
551 (type_like_member_ptr_p): New function.
552 (compute_pass_through_member_ptrs): New function.
553 (fill_member_ptr_cst_jump_function): New function.
554 (determine_cst_member_ptr): New function.
555 (compute_cst_member_ptr_arguments): New function.
556 (ipa_compute_jump_functions): Complete rewrite.
557 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
558 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
559 (struct ipa_member_ptr_cst): New structure.
560 (union jump_func_value): New field member_cst.
561 * ipa-cp.c (ipcp_lat_is_insertable): New function.
562 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
564 (ipcp_print_all_lattices): Slight fprintf rearrangement.
565 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
566 instead of ipcp_print_all_jump_functions.
567 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
568 only for replacable scalars.
570 * doc/invoke.texi (Optimize options): Add description of
572 * common.opt (flag_indirect_inlining): New flag.
573 * opts.c (decode_options): Set flag_indirect_inlining when
576 * ipa-inline.c: Include ipa-prop.h.
577 (inline_indirect_intraprocedural_analysis): New function.
578 (inline_generate_summary): Allocate parameter and argument info
579 structures, call inline_indirect_intraprocedural_analysis on each
580 node when doing indirect inlining and deallocate indirect inlining
581 data structures in the end.
582 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
583 (free_all_ipa_structures_after_iinln): New function.
584 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
586 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
588 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
589 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
590 of computing the frequency separately.
591 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
592 of computing the frequency separately.
593 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
594 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
595 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
596 (ipa_get_stmt_member_ptr_load_param): New function.
597 (ipa_is_ssa_with_stmt_def): New function.
598 (ipa_note_param_call): New function.
599 (ipa_analyze_call_uses): New function.
600 (ipa_analyze_stmt_uses): New function.
601 (ipa_analyze_params_uses): New function.
602 (ipa_free_node_params_substructures): Also free the param_calls linked
604 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
605 (ipa_print_node_param_flags): New function.
606 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
607 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
608 * ipa-prop.h (struct ipa_param_flags): New field called.
609 (struct ipa_param_call_note): New structure.
610 (struct ipa_node_params): New fields param_calls and
612 (ipa_is_ith_param_called): New function.
613 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
614 ipa_analyze_params_uses and dump parameter flags.
616 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
617 ipa_propagate_indirect_call_infos if performing indirect inlining,
618 pass a new parameter new_edges to it.
619 (add_new_edges_to_heap): New fucntion.
620 (cgraph_decide_inlining_of_small_functions): New vector
621 new_indirect_edges for newly found indirect edges , call
622 ipa_propagate_indirect_call_infos after inlining.
623 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
624 inlining if performing indirect inlining. Call
625 free_all_ipa_structures_after_iinln when doing so too.
626 (inline_generate_summary): Do not call
627 free_all_ipa_structures_after_iinln here.
628 * ipa-prop.c (update_jump_functions_after_inlining): New function.
629 (print_edge_addition_message): New function.
630 (update_call_notes_after_inlining): New function.
631 (propagate_info_to_inlined_callees): New function.
632 (ipa_propagate_indirect_call_infos): New function.
633 * ipa-prop.h: Include cgraph.h
634 (struct ipa_param_call_note): Fields reordered, new field processed.
635 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
637 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
638 rediscovered call statements.
639 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
640 (dump_cgraph_node): Dump also the indirect_call flag.
641 (cgraph_clone_edge): Copy also the indirect_call flag.
642 * tree-inline.c (copy_bb): Do not check for fndecls from call
643 expressions, check for edge availability when moving clones.
644 (get_indirect_callee_fndecl): New function.
645 (expand_call_inline): If callee declaration is not apprent from
646 the statement, try calling get_indirect_callee_fndecl. Do not
647 issue warnings or call sorry when not inlinings an indirect edge.
648 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
650 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
651 bit more frandly to matching.
652 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
653 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
654 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
656 2008-07-23 Michael Meissner <gnu@the-meissners.org>
659 * opth-gen.awk: Suppress function specific features when building
661 * optc-gen.awk: Ditto.
663 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
666 * diagnostic.c (pedwarn): Add opt parameter.
668 * c-tree.h (pedwarn_init): Add opt parameter.
669 (pedwarn_c90): Likewise.
670 (pedwarn_c99): Likewise.
671 * c-errors.c (pedwarn_c99): Likewise.
672 (pedwarn_c90): Likewise.
673 * toplev.h (pedwarn): Update declaration.
675 * c-lex.c: All calls to pedwarn changed.
676 * builtins.c: All calls to pedwarn changed.
677 * toplev.c: All calls to pedwarn changed.
678 * c-decl.c: All calls to pedwarn changed.
679 * c-typeck.c: All calls to pedwarn changed.
680 * c-common.c: All calls to pedwarn changed.
681 * c-parser.c: All calls to pedwarn changed.
683 2008-07-23 Michael Meissner <gnu@the-meissners.org>
684 Karthik Kumar <karthikkumar@gmail.com>
686 * attribs.c (file scope): Include c-common.h.
687 (decl_attributes): Add support for #pragma GCC optimize and
690 * targhooks.c (default_can_inline_p): New function that is the
691 default for the TARGET_CAN_INLINE_P target hook.
693 * targhooks.h (default_can_inline_p): Add declaration.
695 * tree.c (cl_optimization_node): New static tree for building
696 OPTIMIZATION_NODE tree.
697 (cl_target_option_node): New static tree for building
698 TARGET_OPTION_NODE tree.
699 (cl_option_hash_table): New hash table for hashing
700 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
701 (cl_option_hash_hash): New function to provide the hash value for
702 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
703 (cl_option_hash_eq): New function to provide an equality test for
704 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
705 (tree_code_size): Add support for OPTIMIZATION_NODE and
706 TARGET_OPTION_NODE trees.
707 (tree_code_structure): Add support for OPTIMIZATION_NODE and
708 TARGET_OPTION_NODE trees.
709 (build_optimization_node): Build a tree that has all of the
710 current optimization options.
711 (build_target_option_node): Build a tree that has the target
712 options that might be changed on a per function basis.
714 * tree.h (file scope): Include options.h.
715 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
716 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
717 (TREE_OPTIMIZATION): Ditto.
718 (TREE_TARGET_SPECIFIC): Ditto.
719 (struct tree_function_decl): Add fields for remembering the
720 current optimization options and target specific options.
721 (struct tree_optimization_option): New tree variant that remembers
722 the optimization options.
723 (struct tree_target_option): New tree variant that remembers the
724 target specific flags that might change for compiling a particular
726 (union tree_node): Include tree_optimization_option and
727 tree_target_option fields.
728 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
729 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
730 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
731 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
732 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
733 optimization and target options.
734 (optimization_default_node): New macro to refer to global_trees
736 (optimization_current_node): Ditto.
737 (optimization_cold_node): Ditto.
738 (optimization_hot_node): Ditto.
739 (target_option_default_node): Ditto.
740 (target_option_current_node): Ditto.
741 (current_option_pragma): Ditto.
742 (current_optimize_pragma): Ditto.
744 * target.h (struct gcc_target): Add valid_option_attribute_p,
745 target_option_save, target_option_restore, target_option_print,
746 target_option_pragma_parse, and can_inline_p hooks.
748 * toplev.h (parse_optimize_options): Add declaration.
749 (fast_math_flags_struct_set_p): Ditto.
751 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
752 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
755 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
756 tree_can_inline_p hook to see if one function can inline another.
757 (cgraph_decide_inlining): Ditto.
758 (cgraph_decide_inlining_incrementally): Ditto.
760 * opts.c (decode_options): Add support for running multiple times
761 to allow functions with different target or optimization options
762 than was specified on the command line.
763 (fast_math_flags_struct_set_p): New function that is similar to
764 fast_math_flags_set_p, except it uses the values in the
765 cl_optimization structure instead of global variables.
767 * optc-gen.awk: Add support for TargetSave to allow a back end to
768 declare new fields that need to be saved when using function
769 specific options. Include flags.h and target.h in the options.c
770 source. Add support for Save to indicate which options can be set
771 for individual functions. Generate cl_optimize_save,
772 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
773 cl_target_option_restore, cl_target_option_print functions to
774 allow functions to use different optimization or target options.
776 * opt-functions.awk (var_type_struct): Return the type used for
777 storing the field in a structure.
779 * opth-gen.awk: Add support for TargetSave to allow a back end to
780 declare new fields that need to be saved when using function
781 specific options. Add support for Save to indicate which options
782 can be set for individual functions. Only generate one extern for
783 Mask fields. Generate cl_optimization and cl_target_option
784 structures to remember optimization and target options.
786 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
787 collecting new tree nodes.
788 (TS_TARGET_OPTION): Ditto.
790 * c-decl.c (merge_decls): Merge function specific target and
791 optimization options.
793 * function.c (invoke_set_current_function_hook): If the function
794 uses different optimization options, change the global variables
797 * coretypes.h (struct cl_optimization): Add forward reference.
798 (struct cl_target_option): Ditto.
800 * c-pragma.c (option_stack): New static vector to remember the
801 current #pragma GCC option stack.
802 (handle_pragma_option): New function to support #pragma GCC option
803 to change target options.
804 (optimize_stack): New static vector to remember the current
805 #pragma GCC optimize stack.
806 (handle_pragma_optimize): New function to support #pragma GCC
807 optimize to change optimization options.
808 (init_pragma): Add support for #pragma GCC optimize and #pragma
811 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
812 optimization options.
813 (TARGET_OPTION_NODE): New tree code for remembering certain target
816 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
817 TARGET_OPTION_NODE trees.
819 * common.opt (-O): Add Optimization flag.
821 (-fmath-errno): Ditto.
822 (-falign-functions): Add UInteger flag to make sure flag gets full
823 int in cl_optimization structure.
824 (-falign-jumps): Ditto.
825 (-falign-labels): Ditto.
826 (-falign-loops): Ditto.
827 (-fsched-stalled-insns): Ditto.
828 (-fsched-stalled-insns-dep): Ditto.
830 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
832 (TARGET_OPTION_SAVE): Ditto.
833 (TARGET_OPTION_RESTORE): Ditto.
834 (TARGET_OPTION_PRINT): Ditto.
835 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
836 (TARGET_CAN_INLINE_P): Ditto.
837 (TARGET_INITIALIZER): Add new hooks.
839 * tree-inline.c (tree_can_inline_p): New function to determine
840 whether one function can inline another. Check if the functions
841 use compatible optimization options, and also call the backend
844 * tree-inline.h (tree_can_inline_p): Add declaration.
846 * c-common.c (c_common_attribute): Add support for option and
848 (handle_option_attribute): Add support for the option attribute to
849 allow the user to specify different target options for compiling a
851 (handle_optimize_attribute): Add support for the optimize
852 attribute to allow the user to specify different optimization
853 options for compiling a specific function.
854 (handle_hot_attribute): Turn on -O3 optimization for this one
855 function if it isn't the default optimization level.
856 (handle_cold_attribute): Turn on -Os optimization for this one
857 function if it insn't the default optimization.
858 (const_char_p): New const char * typedef.
859 (optimize_args): New static vector to remember the optimization
861 (parse_optimize_options): New function to set up the optimization
862 arguments from either the optimize attribute or #pragma GCC
865 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
866 (builtin_define_std): Ditto.
868 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
869 Add t-i386 Makefile fragment to add i386-c.o and i386.o
873 * Makefile.in (TREE_H): Add options.h.
874 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
876 * doc/extend.texi (option attribute): Document new attribute.
877 (optimize attribute): Ditto.
878 (hot attribute): Document hot attribute sets -O3.
879 (cold attribute): Document cold attribute sets -Os.
880 (#pragma GCC option): Document new pragma.
881 (#pragma GCC optimize): Ditto.
883 * doc/options.texi (TargetSave): Document TargetSave syntax.
884 (UInteger): Document UInteger must be used for certain flags.
885 (Save): Document Save option to create target specific options
886 that can be saved/restored on a function specific context.
888 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new
890 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
892 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new
894 (TARGET_OPTION_SAVE): Ditto.
895 (TARGET_OPTION_RESTORE): Ditto.
896 (TARGET_OPTION_PRINT): Ditto.
897 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
898 (TARGET_CAN_INLINE_P): Ditto.
900 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
902 (-mfpmath=both): Ditto.
904 2008-07-23 Michael Meissner <gnu@the-meissners.org>
905 Karthik Kumar <karthikkumar@gmail.com>
907 * config/i386/i386.h (TARGET_ABM): Move switch into
909 (TARGET_POPCNT): Ditto.
910 (TARGET_SAHF): Ditto.
912 (TARGET_PCLMUL): Ditto.
913 (TARGET_CMPXCHG16B): Ditto.
914 (TARGET_RECIP): Move switch into target_flags.
915 (TARGET_FUSED_MADD): Ditto.
916 (ix86_arch_features): Make an unsigned char type.
917 (ix86_tune_features): Ditto.
918 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
919 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
920 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
922 * config/i386/i386.opt (arch): New TargetSave field to define
923 fields that need to be saved for function specific option
927 (branch_cost): Ditto.
928 (ix86_isa_flags_explicit): Ditto.
929 (tune_defaulted): Ditto.
930 (arch_specified): Ditto.
931 (-m128-long-double): Add Save flag to save option for target
932 specific option support.
934 (-maccumulate-outgoing-args): Ditto.
935 (-malign-double): Ditto.
936 (-malign-stringops): Ditto.
937 (-mfancy-math-387): Ditto.
938 (-mhard-float): Ditto.
940 (-minline-all-stringops): Ditto.
941 (-minline-stringops-dynamically): Ditto.
942 (-mms-bitfields): Ditto.
943 (-mno-align-stringops): Ditto.
944 (-mno-fancy-math-387): Ditto.
945 (-mno-push-args): Ditto.
946 (-mno-red-zone): Ditto.
947 (-mpush-args): Ditto.
950 (-msseregparm): Ditto.
951 (-mstack-arg-probe): Ditto.
966 (-mrecip): Move flag into target_flags.
968 (-mno-fused-madd): Ditto.
969 (-mfused-madd): Ditto.
970 (-mabm): Move flag into ix86_isa_flags.
977 * config/i386/i386-c.c: New file for #pragma support.
978 (ix86_target_macros_internal): New function to #define or #undef
979 target macros based when the user uses the #pragma GCC option to
980 change target options.
981 (ix86_pragma_option_parse): New function to add #pragma GCC option
983 (ix86_target_macros): Move defining the target macros here from
984 TARGET_CPU_CPP_BUILTINS in i386.h.
985 (ix86_register_pragmas): Register the #pragma GCC option hook. If
986 defined, initialize any subtarget #pragmas.
988 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
989 REGISTER_TARGET_PRAGMAS.
991 * config/i386/t-i386: New file for x86 dependencies.
992 (i386.o): Make dependencies mirror the include files used.
993 (i386-c.o): New file, add dependencies.
995 * config/i386/i386-protos.h (override_options): Add bool
997 (ix86_valid_option_attribute_tree): Add declaration.
998 (ix86_target_macros): Ditto.
999 (ix86_register_macros): Ditto.
1001 * config/i386/i386.c (ix86_tune_features): Move initialization of
1002 the target masks to initial_ix86_tune_features to allow functions
1003 to have different target options. Make type unsigned char,
1004 instead of unsigned int.
1005 (initial_ix86_tune_features): New static vector to hold processor
1006 masks for the tune variables.
1007 (ix86_arch_features): Move initialization of the target masks to
1008 initial_ix86_arch_features to allow functions to have different
1009 target options. Make type unsigned char, instead of unsigned
1011 (initial_ix86_arch_features): New static vector to hold processor
1012 masks for the arch variables.
1013 (enum ix86_function_specific_strings): New enum to describe the
1014 string options used for attribute((option(...))).
1015 (ix86_target_string): New function to return a string that
1016 describes the target options.
1017 (ix86_debug_options): New function to print the current options in
1019 (ix86_function_specific_save): New function hook to save the
1020 function specific global variables in the cl_target_option
1022 (ix86_function_specific_restore): New function hook to restore the
1023 function specific variables from the cl_target_option structure to
1024 the global variables.
1025 (ix86_function_specific_print): New function hook to print the
1026 target specific options in the cl_target_option structure.
1027 (ix86_valid_option_attribute_p): New function hook to validate
1028 attribute((option(...))) arguments.
1029 (ix86_valid_option_attribute_tree): New function that is common
1030 code between attribute((option(...))) and #pragma GCC option
1031 support that parses the options and returns a tree holding the
1033 (ix86_valid_option_attribute_inner_p): New helper function for
1034 ix86_valid_option_attribute_tree.
1035 (ix86_can_inline_p): New function hook to decide if one function
1036 can inline another on a target specific basis.
1037 (ix86_set_current_function); New function hook to switch target
1038 options if the user used attribute((option(...))) or #pragma GCC
1040 (ix86_tune_defaulted): Move to static file scope from
1042 (ix86_arch_specified): Ditto.
1043 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
1045 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
1046 (OPTION_MASK_ISA_ABM_SET): Ditto.
1047 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
1048 (OPTION_MASK_ISA_CX16_SET): Ditto.
1049 (OPTION_MASK_ISA_SAHF_SET): Ditto.
1050 (OPTION_MASK_ISA_AES_UNSET): Ditto.
1051 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
1052 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
1053 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
1054 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
1055 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
1056 (struct ptt): Move to static file scope from override_options.
1057 (processor_target_table): Ditto.
1059 (ix86_handle_option): Add support for options that are now isa
1061 (override_options): Add support for declaring functions that
1062 support different target options than were specified on the
1063 command line. Move struct ptt, processor_target_table, cpu_names,
1064 ix86_tune_defaulted, ix86_arch_specified to static file scope.
1065 Add bool argument. Fix up error messages so the appropriate error
1066 is given for either command line or attribute.
1067 (ix86_previous_fndecl): New static to remember previous function
1068 declaration to see if we need to change target options.
1069 (ix86_builtins_isa): New array to record the ISA of each builtin
1071 (def_builtin): Always create the builtin function, even if the
1072 current ISA doesn't support it.
1073 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
1074 tests for those builtins.
1075 (ix86_init_builtins): Remove TARGET_MMX test for calling
1076 ix86_init_mmx_sse_builtins.
1077 (ix86_expand_builtin): If the current ISA doesn't support a given
1078 builtin, signal an error.
1079 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
1080 (TARGET_SET_CURRENT_FUNCTION): Ditto.
1081 (TARGET_OPTION_SAVE): Ditto.
1082 (TARGET_OPTION_RESTORE): Ditto.
1083 (TARGET_OPTION_PRINT): Ditto.
1084 (TARGET_CAN_INLINE_P): Ditto.
1086 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
1088 * c-typeck.c (build_external_ref): Don't call assemble_external.
1089 * final.c (output_operand): Call assemble_external.
1091 2008-07-21 DJ Delorie <dj@redhat.com>
1093 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
1094 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
1096 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1098 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
1099 original insn and splitter contents into ...
1100 ("*div<mode>3_fast"): ... this new pattern. Enable only if
1101 flag_unsafe_math_optimizations. Add dummy scratch register.
1102 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
1103 !flag_unsafe_math_optimizations. Returns number with next
1104 highest magnitude if this is still less or equal to the true
1105 quotient in magnitude.
1107 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
1109 * Makefile.in: Replace toplev.h with TOPLEV_H.
1110 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
1111 * c-lex.c (fe_file_change): Don't set in_system_header.
1112 * c-parser.c (c_token): Remove in_system_header.
1113 (c_lex_one_token): Don't set in_system_header.
1114 (c_parser_set_source_position_from_token): Don't set in_system_header.
1115 * diagnostic.c (diagnostic_report_diagnostic): Use location from
1118 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
1119 * flags.h (in_system_header): Remove.
1120 * function.c (saved_in_system_header): Remove.
1121 (push_cfun): Don't set in_system_header.
1122 (pop_cfun): Don't set in_system_header.
1123 (push_struct_function): Don't set in_system_header.
1124 * input.h (expanded_location): Add sysp.
1125 (in_system_header_at): New.
1126 (in_system_header): New.
1127 * toplev.c (in_system_header): Remove.
1128 * toplev.h: Include input.h
1130 * tree-cfg.c (execute_warn_function_return): Call warning_at.
1131 * tree-ssa.c (warn_uninit): Call warning_at.
1132 (warn_uninitialized_var): Update calls to warn_uninit.
1133 (warn_uninitialized_phi): Update calls to warn_uninit.
1134 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
1135 (expand_location): Initialize xloc.sysp.
1136 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
1137 (tree_decl_with_vis): Remove in_system_header_flag.
1139 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
1142 * recog.c (asm_operand_ok): Change the order of the extra
1143 memory constraint checks.
1145 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1148 * tree-switch-conversion.c (build_one_array): Call
1149 varpool_mark_needed_node and varpool_finalize_decl
1150 instead of assemble_variable.
1152 2008-07-19 Jan Hubicka <jh@suse.cz>
1154 * cgraph.c (cgraph_add_new_function): Do early local passes.
1155 * tree-nrv.c (gate_pass_return_slot): New gate.
1156 (pass_nrv): Add the gate.
1157 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
1159 (coalesce_ssa_name): Coalesce SSA names.
1160 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
1161 not optimizing so unused user vars remains visible.
1162 * common.opt (flag_tree_ter): Always enable by default.
1163 * tree-ssa-ter.c: Include flags.h
1164 (is_replaceable_p): Check that locations match; when aliasing is missing
1165 be conservative about loads.
1166 * tree-optimize.c (gate_init_datastructures): Remove.
1167 (pass_init_datastructures): New.
1168 * passes.c: Reorder passes so we always go into SSA.
1170 2008-07-19 Jan Hubicka <jh@suse.cz>
1172 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
1173 * doc/invoke.texi (--combine): Likewise.
1174 (-finline-functions-called-once): Update levels when enabled.
1175 (-funit-at-a-time): Document new behaviour.
1176 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
1177 -fno-section-anchors when disabled explicitly.
1178 (inline params): They are not ignored now.
1179 (precompiled headers): Remove unit-at-a-time as being incompatible.
1180 * opts.c (decode_options): Handle unit-at-a-time as alias;
1181 imply -fno-section-anchors when toplevel reorder is disabled
1183 * common.opt (ftoplevel-reorder): Set default value to 2.
1184 (funit-at-a-time): Set default value to 1.
1185 * config/rs6000/rs6000.c (optimization_options): Set section anchors
1188 2008-07-19 Jan Hubicka <jh@suse.cz>
1190 * builtins.c (expand_builtin_int_roundingfn,
1191 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
1194 2008-07-19 Richard Guenther <rguenther@suse.de>
1197 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
1198 * tree-ssa-sccvn.c (get_constant_value_id): New function.
1199 * tree-ssa-pre.c (get_expr_value_id): For newly created
1200 constant value-ids make sure to add the expression to its
1203 2008-07-19 Jakub Jelinek <jakub@redhat.com>
1206 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
1207 return value of the builtin is ignored.
1209 2008-07-19 Olivier Hainque <hainque@adacore.com>
1211 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
1212 bits, a C conformant malloc implementation has to provide.
1213 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
1215 2008-07-19 Joseph Myers <joseph@codesourcery.com>
1219 * reload.c (find_reloads_subreg_address): Only reload address if
1220 reloaded == 0, not for reloaded != 1.
1223 2008-07-16 Joseph Myers <joseph@codesourcery.com>
1224 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
1225 (m32c_legitimate_address_p): Handle "++rii" addresses created by
1226 m32c_legitimize_reload_address.
1228 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1229 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
1230 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
1232 2008-07-19 Olivier Hainque <hainque@adacore.com>
1234 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
1235 argument, saying whether nested array are to be collapsed
1236 into a single array type DIE with multiple subscripts.
1237 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
1238 issues, centralize the nested array types collapsing control and
1239 disable the transformation for Ada.
1241 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
1244 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
1246 (x86_64_shift_adj_2): New expander.
1247 (x86_64_shift_adj_3): Ditto.
1248 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
1249 to split TImode operands.
1250 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
1251 (ix86_split_lshr): Ditto.
1253 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
1255 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
1256 and __CHAR32_TYPE__.
1257 * c-typeck.c (digest_init): Support char16_t and char32_t.
1258 (set_nonincremental_init_from_string): Idem.
1260 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
1263 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
1264 PREFERRED_STACK_BOUNDARY.
1265 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1267 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
1270 * function.c (locate_and_pad_parm): Cap boundary earlier.
1272 2008-07-17 Julian Brown <julian@codesourcery.com>
1274 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
1275 no-op for targets which don't use DLLs.
1277 2008-07-17 Martin Jambor <mjambor@suse.cz>
1279 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
1280 that nodes are relevant by examining the node->analyzed flag.
1281 (ipcp_init_stage): Check which nodes are relevant, assert that the
1282 relevant ones are also required.
1283 (ipcp_propagate_stage): Check on the side arrays are properly
1285 (ipcp_print_all_jump_functions): Make sure not to touch any node
1286 that is not analyzed or an edge that does not have a corresponding
1287 entry in the on-the-side vectors.
1288 (ipcp_function_scale_print): Likewise.
1289 (ipcp_update_callgraph): Check that the node is relevant.
1290 (ipcp_insert_stage): Check that the node is relevant. Check there is
1291 an info for every node and edge.
1292 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
1293 (ipa_print_all_tree_maps): Likewise and a new variable info.
1294 (ipa_print_all_params_modified): Likewise.
1295 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
1297 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
1300 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
1302 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
1304 PR rtl-optimization/36753
1305 * fwprop.c (use_killed_between): Don't shortcut
1306 single-definition global registers.
1308 2008-07-16 Jan Hubicka <jh@suse.cz>
1310 * cgraph.h (varpool_empty_needed_queue): Declare.
1311 * cgraphunit.c (output_in_order): Mark all variables as needed;
1313 * varpool.c (varpool_assemble_node): Update debug queue.
1314 (varpool_assemble_pending_decls): Don't do it here.
1315 (varpool_empty_needed_queue): New function.
1317 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1319 * recog.c (peephole2_optimize): Fix formatting.
1321 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1323 * c-pch.c (get_ident): Avoid C++ keywords.
1324 * combine-stack-adj.c (single_set_for_csa): Likewise.
1325 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
1326 output_asm_insn): Likewise.
1327 * reload.c (push_secondary_reload, find_reusable_reload,
1328 push_reload, combine_reloads, find_reloads,
1329 debug_reload_to_stream): Likewise.
1330 * reload.h (struct reload): Likewise.
1331 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
1332 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
1333 emit_output_reload_insns): Likewise.
1334 * targhooks.c (default_secondary_reload): Likewise.
1335 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
1337 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1339 * recog.c (validate_change_1, validate_change,
1340 validate_unshare_change, validate_replace_rtx_1, struct
1341 funny_match, constrain_operands, peephole2_optimize): Avoid C++
1343 * reload.c (push_secondary_reload, secondary_reload_class,
1344 scratch_reload_class, find_valid_class, find_reusable_reload,
1345 push_reload, find_dummy_reload, find_reloads_address_1,
1346 find_reloads_address_part, find_equiv_reg): Likewise.
1347 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
1348 choose_reload_regs): Likewise.
1349 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
1351 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1352 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1353 * sched-rgn.c (concat_INSN_LIST): Likewise.
1354 * stor-layout.c (mode_for_size, mode_for_size_tree,
1355 smallest_mode_for_size): Likewise.
1357 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1359 * cfg.c (dump_reg_info): Avoid C++ keywords.
1360 * dwarf2asm.c (dw2_force_const_mem,
1361 dw2_asm_output_encoded_addr_rtx): Likewise.
1362 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
1363 * expmed.c (expand_shift): Likewise.
1364 * global.c (find_reg): Likewise.
1365 * graph.c (draw_edge): Likewise.
1366 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
1367 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
1368 widen_clz, widen_bswap, expand_parity, expand_unop,
1369 emit_cmp_and_jump_insn_1): Likewise.
1370 * postreload.c (reload_cse_simplify_operands): Likewise.
1371 * ra.h (add_neighbor): Likewise.
1372 * reg-stack.c (remove_regno_note, change_stack): Likewise.
1373 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
1374 record_reg_classes, copy_cost, record_address_regs,
1375 invalid_mode_change_p): Likewise.
1376 * regrename.c (regrename_optimize, scan_rtx_reg,
1377 dump_def_use_chain, find_oldest_value_reg,
1378 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
1380 2008-07-16 David Edelsohn <edelsohn@gnu.org>
1382 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
1383 MASK_POWERPC64 for power4 in previous commit.
1385 2008-07-16 Olivier Hainque <hainque@adacore.com>
1387 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
1388 instead of bare conversion to cast const-ness away.
1390 2008-07-16 Anatoly Sokolov <aesok@post.ru>
1392 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
1393 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
1394 * config/xtensa/xtensa.c (xtensa_function_value): New function.
1395 (TARGET_FUNCTION_VALUE): Define.
1397 2008-07-16 David Edelsohn <edelsohn@gnu.org>
1399 * config/rs6000/rs6000.c (processor_target_table): Add
1400 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
1402 2008-07-16 Joseph Myers <joseph@codesourcery.com>
1405 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
1406 (m32c_legitimate_address_p): Handle "++rii" addresses created by
1407 m32c_legitimize_reload_address.
1409 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
1411 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
1412 DECL_IN_SYSTEM_HEADER in sync.
1414 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
1416 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
1417 * tree-ssa-pre.c (pre_expr_eq): Ditto
1418 (get_constant_for_value_id): Take a type as an argument.
1419 (fully_constant_expression): Pass in type.
1420 (find_or_generate_expression): Short circuit constant case.
1421 (create_expression_by_pieces): Remove special casing of
1423 (do_regular_insertion): Short circuit constant case.
1424 (do_partial_partial_insertion): Ditto.
1426 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1429 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
1431 2008-07-15 Bob Wilson <bob.wilson@acm.org>
1433 * config/xtensa/libgcc-xtensa.ver: New file.
1434 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
1436 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1438 * df-problems.c (df_set_note): Avoid C++ keywords.
1439 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
1440 * dse.c (record_store, remove_useless_values): Likewise.
1441 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
1442 gen_reg_rtx_offset, operand_subword, change_address_1,
1443 change_address, adjust_address_1, offset_address,
1444 widen_memory_access, emit_copy_of_insn_after): Likewise.
1445 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
1446 * fwprop.c (should_replace_address, propagate_rtx_1,
1447 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
1449 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
1450 gcse_emit_move_after, update_ld_motion_stores): Likewise.
1451 * lcm.c (compute_insert_delete, pre_edge_lcm,
1452 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
1453 * lower-subreg.c (resolve_reg_notes): Likewise.
1454 * mode-switching.c (optimize_mode_switching): Likewise.
1456 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1458 * bt-load.c (add_btr_def, migrate_btr_def,
1459 branch_target_load_optimize): Avoid C++ keywords.
1460 * caller-save.c (insert_restore, insert_save, insert_one_insn):
1462 * combine.c (subst, simplify_set, make_extraction,
1463 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
1464 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
1465 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
1467 2008-07-15 Richard Guenther <rguenther@suse.de>
1470 * c-common.c (strict_aliasing_warning): Do not warn for
1471 TYPE_REF_CAN_ALIAS_ALL pointers.
1472 (c_common_get_alias_set): may_alias types are not special.
1473 * tree.c (build_pointer_type_for_mode): Look up the may_alias
1474 attribute and set can_ref_all accordingly.
1475 (build_reference_type_for_mode): Likewise.
1476 * doc/extend.texi (may_alias): Clarify.
1478 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1481 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
1482 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
1484 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1487 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
1488 gcc_assert, instead call output_operand_lossage.
1490 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
1492 * builtins.c (std_canonical_va_list): Treat structure based
1495 2008-07-15 Ben Elliston <bje@au.ibm.com>
1497 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
1499 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
1501 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
1504 2008-07-14 Jan Hubicka <jh@suse.cz>
1506 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
1507 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
1508 fix predicates and constraints.
1509 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
1510 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
1512 2008-07-14 Doug Kwan <dougkwan@google.com>
1514 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
1515 additional option file arm/eabi.opt.
1516 * config/arm/eabi.h (File): New configuration file for EABI targets.
1517 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
1518 SUBSUBTARGET_EXTRA_SPECS.
1519 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
1520 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
1521 from STARTFILE_SPEC so that it can be referenced in an override.
1522 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
1523 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
1524 can be referenced in an override.
1525 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
1526 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
1527 so that it can be referenced in an override.
1528 (LINK_SPEC): Use BPABI_LINK_SPEC.
1529 * config/arm/eabi.opt (File): New.
1531 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1533 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
1534 (FIXED_VALUE_H): New variable.
1535 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
1536 input.h, fixed-value.h.
1537 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
1538 (BASIC_BLOCK_H): Use $(BITMAP_H).
1539 (FUNCTION_H): Add varray.h.
1540 (IPA_REFERENCE_H): Use $(BITMAP_H).
1541 (CGRAPH_H): Add $(BASIC_BLOCK_H).
1542 (DF_H): Use $(BITMAP_H).
1543 (GGC_H): Add statistics.h.
1545 (INSN_ATTR_H): Use it.
1546 (SYSTEM_H): Add safe-ctype.h, filenames.h.
1548 (SYMTAB_H): Add $(OBSTACK_H).
1549 (CPP_INTERNAL_H): New.
1550 (TREE_DUMP_H): Add tree-pass.h.
1551 (TREE_FLOW_H): Use $(BITMAP_H)
1552 (PRETTY_PRINT_H): Use $(INPUT_H).
1553 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
1556 (many object files): Fix lots of header dependencies throughout.
1558 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1560 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
1562 (s-gtyp-input): Use them to write tmp-gi.list.
1563 (echo_to_gi.list): Remove.
1565 2008-07-14 Richard Guenther <rguenther@suse.de>
1567 * tree-ssa-sccvn.c (pre_info): Remove.
1568 (switch_to_PRE_table): Likewise.
1569 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
1570 (set_hashtable_value_ids): Do not create value-ids for the
1572 (run_scc_vn): Remove double test. Remove bogus special-case
1573 in value-number printing.
1574 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
1575 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
1577 * tree-flow-inline.h (get_value_handle): Remove.
1578 * tree-flow.h (get_value_handle): Remove.
1580 2008-07-14 Martin Jambor <mjambor@suse.cz>
1582 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
1583 in which we generate arithmetics is not a subrange.
1585 2008-07-14 Martin Jambor <mjambor@suse.cz>
1587 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
1589 2008-07-14 Richard Guenther <rguenther@suse.de>
1591 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
1593 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
1596 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
1597 reload for symbol refs moved to r0 with -fPIC.
1598 (legitimize_pic_address): Use the target register as temporary
1600 (emit_symbolic_move): Adjust comment.
1601 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
1604 2008-07-14 Ben Elliston <bje@au.ibm.com>
1606 * c-common.h (C_CPP_HASHNODE): New macro.
1607 * coretypes.h (struct cpp_token): Forward declare.
1608 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1609 the context-sensitive keyword method.
1610 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
1611 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
1612 expand_bool_pixel): New.
1613 (altivec_categorize_keyword): New function.
1614 (init_vector_keywords): New function.
1615 (rs6000_macro_to_expand): Likewise.
1616 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
1617 compiling an ISO C dialect.
1619 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
1621 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
1622 (create_expression_by_pieces): Fix typo.
1623 (do_regular_insertion): Use debug counter here too.
1625 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
1628 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
1629 CONST_OK_FOR_LETTER_P. All port-local users changed.
1630 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
1631 implement Kp matching power-of-two.
1632 (CONSTRAINT_LEN): Define to match.
1633 * config/cris/cris.md: Replace all use of constraint K with Kc.
1634 ("*btst*): Use Kp for operand 0 of last alternative.
1636 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1639 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
1642 2008-07-13 Jan Hubicka <jh@suse.cz>
1644 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
1647 2008-07-13 Richard Guenther <rguenther@suse.de>
1650 * langhooks.c (lhd_print_error_function): Deal with recursive
1653 2008-07-12 Jan Hubicka <jh@suse.cz>
1655 * cgraph.c (assembler_name_hash): New static var.
1656 (hash_node_by_assembler_name, eq_assembler_name): New.
1657 (cgraph_node_for_asm): Use hashtable.
1658 (cgraph_remove_node): Maintain hashtable.
1659 (change_decl_assembler_name): Sanity check that names are not changing
1660 after aliasing was processed.
1661 * cgraph.h (varpoon_node): Add next GGC marker.
1662 * tree.c (decl_assembler_name_equal): Constify.
1663 (decl_assembler_name_hash): New.
1664 * tree.h (decl_assembler_name_equal): Constify.
1665 (decl_assembler_name_hash): Update.
1667 2008-07-12 David Daney <ddaney@avtrex.com>
1669 * config/mips/driver-native.c (host_detect_local_cpu): Handle
1672 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
1674 * doc/md.texi: Document the MIPS "v" constraint.
1675 * config/mips/mips.h (reg_class): Revert last change.
1676 (REG_CLASS_NAMES): Likewise.
1677 (REG_CLASS_CONTENTS): Likewise.
1678 * config/mips/mips.c (mips_regno_to_class): Likewise.
1679 * config/mips/constraints.md (v): Likewise, but add documentation.
1680 Add a comment to say that this constraint should not be used in
1683 2008-07-11 DJ Delorie <dj@redhat.com>
1685 * config/h8300/h8300.md (length): Fix branch offset limit.
1687 2008-07-11 Anatoly Sokolov <aesok@post.ru>
1689 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
1690 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
1691 (avr_hard_regno_scratch_ok): New function.
1692 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
1693 * config/avr/avr.md (all peepholes that request a scratch register):
1694 Remove avr_peep2_scratch_safe use.
1696 2008-07-11 Tom Tromey <tromey@redhat.com>
1697 Ian Lance Taylor <iant@google.com>
1699 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
1700 (struct c_common_resword): Define.
1701 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
1702 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
1703 (c_common_reswords, num_c_common_reswords): Declare.
1704 * c-common.c (c_common_reswords): New global const array.
1705 (num_c_common_reswords): New const int.
1706 * c-parser.c (struct resword, reswords): Don't define.
1707 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
1708 (c_parse_init): Clarify mask code. Use c_common_reswords rather
1709 than reswords. If warning about C++ keywords, give them a special
1711 (c_lex_one_token): Warn about C++ keywords. Call
1712 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
1713 (c_parser_external_declaration): Look for RID_xxx rather than
1714 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
1715 (c_parser_statement_after_labels): Likewise.
1716 (c_parser_objc_class_instance_variables): Likewise.
1717 (c_parser_objc_class_declaration): Likewise.
1718 (c_parser_objc_try_catch_statement): Likewise.
1719 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
1720 (declspecs_add_type): Likewise.
1722 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
1724 * ggc-page.c (alloc_page):
1725 Substituting xmalloc, xcalloc with
1726 XNEWVEC and XCNEWVAR macros which add the
1729 2008-07-11 Richard Guenther <rguenther@suse.de>
1731 PR tree-optimization/36765
1732 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
1733 aliases from HEAP vars to SMTs.
1735 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1737 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
1738 * configure.ac (loose_warn): Move -Wc++-compat from here...
1739 (strict_warn): ...to here.
1740 * configure: Regenerate.
1742 2008-07-10 Joseph Myers <joseph@codesourcery.com>
1744 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
1745 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
1746 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
1747 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
1748 excluding more specific h8300-*-* and sh-*-* targets.
1750 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
1752 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
1754 (execute_pre): Call loop_optimizer_finalize in early exit.
1756 2008-07-10 Jakub Jelinek <jakub@redhat.com>
1759 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
1760 uids in the bitmap, not just VAR_DECL uids.
1762 PR rtl-optimization/36419
1763 * combine-stack-adj.c (adjust_frame_related_expr): New function.
1764 (combine_stack_adjustments_for_block): Call it if needed. Delete
1766 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
1767 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
1768 prologue sp adjustment.
1770 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
1773 * opts.c (print_ignored_options): Report postponed diagnostics for
1774 unknown -Wno-* options as warnings, not errors.
1775 (postpone_unknown_option_error): Renamed to...
1776 (postpone_unknown_option_warning): ... this.
1778 2008-07-09 Doug Kwan <dougkwan@google.com>
1781 2008-07-08 Doug Kwan <dougkwan@google.com>
1783 * config/arm/arm.opt (mandroid): New option.
1784 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
1785 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
1787 (CC1PLUS_SPEC): Same.
1789 (STARTFILE_SPEC): Same.
1790 (ENDFILE_SPEC): Same.
1791 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
1794 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
1797 * config/mips/mips.h (reg_class): Remove V1_REG.
1798 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1799 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
1801 (mips_get_tp): New function.
1802 (mips_legitimize_tls_address): Use it.
1803 * config/mips/constraints.md (v): Delete.
1804 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
1805 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
1806 After reload, split into a move and ...
1807 (*tls_get_tp_<mode>_split): ...this new instruction.
1809 2008-07-09 David Daney <ddaney@avtrex.com>
1811 * config/mips/driver-native.c: Include coretypes.h and tm.h.
1813 2008-07-09 Jakub Jelinek <jakub@redhat.com>
1815 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
1816 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
1818 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
1819 htab_delete should be called. Don't free c.
1820 (lookup_tmp_var): Create temp_htab lazily.
1821 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
1822 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
1824 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
1825 lower_omp_ordered, lower_omp_critical, lower_omp_for,
1826 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
1827 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
1828 * tree-sra.c (generate_element_init): Likewise.
1829 * tree-mudflap.c (execute_mudflap_function_ops,
1830 execute_mudflap_function_decls): Likewise.
1831 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
1832 * tree-gimple.h (struct gimplify_ctx): New type.
1833 (push_gimplify_context): Adjust prototype.
1835 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
1837 * tree-ssa-pre.c (phi_translate_1): Update placement of
1840 2008-07-09 Anatoly Sokolov <aesok@post.ru>
1842 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
1843 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
1844 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
1845 * targhooks.c (default_hard_regno_scratch_ok): New function.
1846 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
1847 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
1848 * recog.c: Include "target.h".
1849 (peep2_find_free_register): Add check for global regs. Add target
1851 * Makefile.in (recog.o): Depend on target.h.
1853 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
1855 * config/sh/sh.c (sh_canonical_va_list_type): New.
1856 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
1858 2008-07-09 Raksit Ashok <raksit@google.com>
1860 * doc/invoke.texi (Option Summary): Mention new option
1861 -Wdisallowed-function-list=...
1862 (Warning Options): Document -Wdisallowed-function-list=...
1863 * common.opt (Wdisallowed-function-list=): New flag.
1864 * flags.h (warn_disallowed_functions): External definition of new
1865 boolean warning flag.
1866 (warn_if_disallowed_function_p): Declare new function.
1867 * opts.c (warning_disallowed_functions): New static variable.
1868 (warn_disallowed_functions): New boolean warning flag.
1869 (warn_if_disallowed_function_p): New function.
1870 (add_comma_separated_to_vector): Rename
1871 add_instrument_functions_exclude_list to this.
1872 (common_handle_option): Handle new option. Rename calls to
1873 add_instrument_functions_exclude_list into calls to
1874 add_comma_separated_to_vector.
1875 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
1876 based on flag warn_disallowed_functions.
1878 2008-07-09 Christian Bruel <christian.bruel@st.com>
1880 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
1881 instead of get_attr_length.
1883 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1885 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
1887 * genemit.c (gen_insn): Likewise.
1888 * gengtype.c (note_def_vec): Likewise.
1889 * gengtype.h (note_def_vec): Likewise.
1890 * genoutput.c (struct data, output_insn_data, process_template,
1891 gen_expand, gen_split, note_constraint): Likewise.
1892 * genrecog.c (new_decision, add_to_sequence, factor_tests,
1893 make_insn_sequence): Likewise.
1894 * gensupport.c (record_insn_name): Likewise.
1896 2008-07-08 Doug Kwan <dougkwan@google.com>
1898 * config/arm/arm.opt (mandroid): New option.
1899 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
1900 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
1902 (CC1PLUS_SPEC): Same.
1904 (STARTFILE_SPEC): Same.
1905 (ENDFILE_SPEC): Same.
1906 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
1909 2008-07-08 Raksit Ashok <raksit@google.com>
1911 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
1912 (set_storage_via_setmem): Fix expected_align parameter.
1913 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
1914 missing from the list.
1915 * doc/md.texi (movmem): Explicitly state that expected alignment is
1916 to be expressed in bytes.
1917 (setmem): Explicitly state that expected alignment is to be expressed
1920 2008-07-08 Joseph Myers <joseph@codesourcery.com>
1922 * reload.c (find_reloads_subreg_address): Do not require validity
1923 of address in original mode before reloading address.
1925 2008-07-07 Tianwei Sheng <tianweis@google.com>
1927 * df-core.c (df_remove_problem): Adjust the access to avoid out of
1928 bounds array access.
1930 2008-07-08 Jakub Jelinek <jakub@redhat.com>
1932 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
1934 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
1936 Fix PR tree-optimization/23455
1937 Fix PR tree-optimization/35286
1938 Fix PR tree-optimization/35287
1939 * Makefile.in (OBJS-common): Remove tree-vn.o.
1940 (tree-vn.o): Remove.
1941 * dbgcnt.def: Add treepre_insert debug counter.
1942 * gcc/tree-flow.h (add_to_value): Updated for other changes.
1943 (debug_value_expressions): Ditto.
1944 (print_value_expressions): Ditto.
1945 * tree-pretty-print.c (dump_generic_node): Updated for
1946 VALUE_HANDLE removal.
1947 * tree-ssa-dom.c (record_equality): Ditto.
1948 (cprop_operand): Ditto.
1949 (lookup_avail_expr): Ditto.
1950 * tree-ssa-threadedge.c
1951 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
1952 (simplify_control_stmt_condition): Ditto.
1953 * tree.c (tree_code_size): Ditto.
1954 (tree_node_structure): Ditto.
1955 (iterative_hash_expr): Ditto.
1957 * tree.h (VALUE_HANDLE_ID): Ditto.
1958 (VALUE_HANDLE_EXPR_SET): Ditto.
1959 (struct tree_value_handle): Ditto.
1960 (union tree_node): Ditto.
1961 * treestruct.def: Ditto.
1962 * tree-vn.c: Removed.
1963 * tree-ssa-pre.c: Rewritten entirely.
1964 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
1965 (constant_value_ids): Ditto.
1966 (vn_nary_op_t): Moved to header.
1968 (vn_reference_op_t): Ditto
1969 (vn_reference_t): Ditto.
1970 (next_value_id): New variable.
1971 (VN_INFO): Add an assert.
1972 (vn_constant_eq): New function.
1973 (vn_constant_hash): Ditto.
1974 (get_or_alloc_constant_value_id): Ditto.
1975 (value_id_constant_p): Ditto.
1976 (vn_reference_compute_hash): De-staticify.
1977 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
1978 Disable some code with a FIXME. Remove VALUE_HANDLE use.
1979 (valueize_refs): Update opcode if it changes from ssa name to constant.
1980 (vn_reference_lookup_1): Add new argument.
1981 (vn_reference_lookup): Ditto.
1982 (vn_reference_lookup_pieces): New function.
1983 (vn_reference_insert): Add return type. Modify to deal with value ids.
1984 (vn_reference_insert_pieces): New function.
1985 (vn_nary_op_compute_hash): De-staticify.
1986 (vn_nary_op_eq): Ditto.
1987 (vn_nary_op_lookup_pieces): New function.
1988 (vn_nary_op_lookup): Add new argument.
1989 (vn_nary_op_insert_pieces): New function.
1990 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
1991 (vn_phi_insert): Ditto.
1992 (visit_unary_op): Update for callee changes.
1993 (visit_binary_op): Ditto.
1994 (visit_reference_op_load): Ditto.
1995 (visit_reference_op_store): Ditto.
1996 (init_scc_vn): Init next_value_id, constant_to_value_id and
1998 (free_scc_vn): Free them.
1999 (set_hashtable_value_ids): New function.
2000 (run_scc_vn): Use it.
2001 (get_max_value_id): New function.
2002 (get_next_value_id): Ditto.
2003 (expressions_equal_p): Moved from tree-vn.c
2004 (sort_vuses): Ditto.
2005 (sort_vuses_heap): Ditto.
2006 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
2008 * tree.c (iterative_hash_hashval_t): Made non-static
2009 * tree.h (iterative_hash_hashval_t): Declare it.
2011 2008-07-08 Martin Jambor <mjambor@suse.cz>
2013 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
2014 instead of ipa_create_node_params.
2015 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
2016 ipa_check_create_edge_args, free them with
2017 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
2019 * ipa-prop.c: Include flags.h and tree-inline.h.
2020 (ipa_node_params_vector): New variable.
2021 (ipa_edge_args_vector): New variable.
2022 (edge_removal_hook_holder): New variable.
2023 (node_removal_hook_holder): New variable.
2024 (edge_duplication_hook_holder): New variable.
2025 (node_duplication_hook_holder): New variable.
2026 (ipa_detect_param_modifications): Check for presence of modified flags.
2027 (ipa_compute_jump_functions): Check for presence of jump functions.
2028 (ipa_free_edge_args_substructures): New function.
2029 (ipa_create_node_params): Removed.
2030 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
2031 (ipa_free_node_params_substructures): New function.
2032 (ipa_free_all_node_params): Changed to deallocate the on-the-side
2034 (ipa_edge_removal_hook): New function.
2035 (ipa_node_removal_hook): New function.
2036 (duplicate_array): New function.
2037 (ipa_edge_duplication_hook): New function.
2038 (ipa_node_duplication_hook): New function.
2039 (ipa_register_cgraph_hooks): New function.
2040 (ipa_unregister_cgraph_hooks): New function.
2041 (free_all_ipa_structures_after_ipa_cp): New function.
2043 * ipa-prop.h: Include vec.h.
2044 (ipa_node_params_t): New typedef with vector types for it.
2045 (ipa_edge_args_t): New typedef with vector types for it.
2046 (IPA_NODE_REF): Changed to access an on-the-side vector.
2047 (IPA_EDGE_REF): Changed to access an on-the-side vector.
2048 (ipa_check_create_node_params): New function.
2049 (ipa_check_create_edge_args): New function.
2051 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
2054 2008-07-07 Tom Tromey <tromey@redhat.com>
2056 * configure, config.in: Rebuilt.
2057 * configure.ac: Don't check for scandir or alphasort.
2059 2008-07-07 Joseph Myers <joseph@codesourcery.com>
2061 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
2062 types immediately after creating them.
2064 2008-07-07 Joseph Myers <joseph@codesourcery.com>
2066 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
2068 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
2070 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
2071 dump_constraint_graph.
2072 (dump_constraint_edge): New function.
2073 (dump_constraint_graph): New function.
2074 (debug_constraint_graph): New function.
2075 (dump_constraint): Removed useless comparison.
2076 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
2077 (dump_constraint_graph): Declare.
2078 (debug_constraint_graph): Declare.
2079 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
2081 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
2083 * config/i386/i386.c (is_va_list_char_pointer): New.
2084 (ix86_va_start): Replace compare with ms_va_list_type_node
2085 by is_va_list_char_pointer.
2086 (ix86_gimplify_va_arg): Likewise.
2088 2008-07-07 Martin Jambor <mjambor@suse.cz>
2090 * cgraph.c (cgraph_edge_max_uid): New variable.
2091 (struct cgraph_edge_hook_list): New type.
2092 (struct cgraph_node_hook_list): New type.
2093 (struct cgraph_2edge_hook_list): New type.
2094 (struct cgraph_2node_hook_list): New type.
2095 (first_cgraph_edge_removal_hook): New variable.
2096 (first_cgraph_node_removal_hook): New variable.
2097 (first_cgraph_edge_duplicated_hook): New variable.
2098 (first_cgraph_node_duplicated_hook): New variable.
2099 (cgraph_add_edge_removal_hook): New function.
2100 (cgraph_remove_edge_removal_hook): New function.
2101 (cgraph_call_edge_removal_hooks): New function.
2102 (cgraph_add_node_removal_hook): New function.
2103 (cgraph_remove_node_removal_hook): New function.
2104 (cgraph_call_node_removal_hooks): New function.
2105 (cgraph_add_edge_duplication_hook): New function.
2106 (cgraph_remove_edge_duplication_hook): New function.
2107 (cgraph_call_edge_duplication_hooks): New function.
2108 (cgraph_add_node_duplication_hook): New function.
2109 (cgraph_remove_node_duplication_hook): New function.
2110 (cgraph_call_node_duplication_hooks): New function.
2111 (cgraph_create_edge): Assign to edge uid.
2112 (cgraph_remove_edge): Call edge removal hooks.
2113 (cgraph_node_remove_callees): Call edge removal hooks.
2114 (cgraph_node_remove_callers): Call edge removal hooks.
2115 (cgraph_remove_node): Call node removal hooks.
2116 (cgraph_clone_edge): Call edge duplication hooks.
2117 (cgraph_clone_node): Call node duplication hooks.
2119 * cgraph.h (cgraph_edge): New field uid.
2120 (cgraph_edge_hook): New type.
2121 (cgraph_node_hook): New type.
2122 (cgraph_2edge_hook): New type.
2123 (cgraph_2node_hook): New type.
2125 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
2127 * config.in: Regenerate.
2129 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
2131 * gcc.c (print_sysroot): New.
2132 (option_map, display_help, process_command): Handle the
2133 -print-sysroot option.
2134 (main): Print the sysroot if requested.
2135 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
2137 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2140 * unwind-pe.h (size_of_encoded_value): add attribute unused.
2142 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
2144 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
2145 (assign_parm_setup_block_p): Also check mode of entry_parm.
2147 2008-07-07 Richard Guenther <rguenther@suse.de>
2149 * tree-ssa-structalias.h (set_used_smts): Remove.
2150 * tree-ssa-structalias.c (used_smts): Likewise.
2151 (set_used_smts): Likewise.
2152 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
2153 call to set_used_smts.
2155 2008-07-07 Richard Guenther <rguenther@suse.de>
2157 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
2158 (new_var_info): Set it to false.
2159 (solution_set_add): Correctly handle pointers outside a var and
2161 (type_safe): Treat variables with is_full_var properly.
2162 (do_sd_constraint): Likewise.
2163 (do_ds_constraint): Likewise.
2164 (process_constraint): Remove zeroing offset for !use_field_sensitive.
2165 (get_constraint_for_ptr_offset): New function.
2166 (get_constraint_for_component_ref): For addresses at least include
2167 the last field of the variable. Handle is_full_vars properly.
2168 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
2169 (handle_ptr_arith): Remove.
2170 (find_func_aliases): Simplify assignment handling.
2171 (create_function_info_for): For parameter and result varinfos set
2173 (create_variable_info_for): Set is_full_var flag whenever we
2174 just created a single varinfo for a decl.
2175 (init_alias_vars): Initialize use_field_sensitive from
2176 max-fields-for-field-sensitive parameter.
2178 2008-07-07 Richard Guenther <rguenther@suse.de>
2180 PR tree-optimization/36713
2181 * tree-flow-inline.h (is_call_used): New function.
2182 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
2183 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2184 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
2186 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2188 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
2190 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
2192 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
2194 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2195 Nathan Sidwell <nathan@codesourcery.com>
2197 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
2198 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
2200 * config/m68k/t-linux: New.
2201 * doc/install.texi: Document m68k-*-linux is now multilibbed by
2204 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
2206 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
2207 * config/m68k/m68k-devices.def: Remove multilibs that only differ
2210 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2212 * gcc.c (execute): Fix -Wc++-compat warning.
2214 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
2217 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
2218 constant for little endian.
2220 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
2222 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
2223 mips_base_mips16 instead of TARGET_MIPS16.
2224 (mips_base_mips16): Declare.
2225 * config/mips/mips.c (mips_base_mips16): Make global.
2226 (was_mips16_p): Remove GTY marker.
2227 (was_mips16_pch_p): New variable.
2228 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
2229 (mips_override_options): Force to non-MIPS16 mode initially.
2230 Do not complain about MIPS16 PIC incompatibilities here.
2231 Only allow -mgpopt if -mexplicit-relocs is in force for
2234 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
2236 * configure.ac: Check for caddr_t, define to char * if not defined.
2237 * configure: Regenerate.
2238 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
2239 (mmap_gt_pch_use_address): Likewise.
2240 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
2242 2008-07-06 Richard Guenther <rguenther@suse.de>
2244 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
2245 (new_var_info): Deal with it.
2246 (solution_set_add): Likewise.
2247 (bitpos_of_field): Make signed, fix.
2248 (struct fieldoff): Remove type and decl fields. Make size field
2249 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
2251 (fieldoff_compare): Deal with it.
2252 (push_fields_onto_fieldstack): Remove has_union argument, glob
2253 adjacent non-pointer fields together.
2254 (create_function_info_for): Do not set has_union.
2255 (create_variable_info_for): Simplify.
2257 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
2259 * config.gcc (extra_headers): Add cross-stdarg.h for target
2260 x86_64-*-* and i?86-*-*.
2261 * config/i386/cross-stdarg.h: New.
2262 * builtins.c (std_fn_abi_va_list): New.
2263 (std_canonical_va_list_type): New.
2264 (stabilize_va_list): Replace va_list_type_node use by
2265 mtarget.canonical_va_list_type.
2266 (gimplify_va_arg_expr): Likewise.
2267 (expand_builtin_va_copy): Replace va_list_type_node use by
2268 mtarget.fn_abi_va_list.
2269 * tree-sra.c (is_va_list_type): New helper.
2270 (decl_can_be_decomposed_p): Replace
2271 va_list_type_node use by is_va_list_type.
2272 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
2273 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2274 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
2275 * config/i386/i386-protos.h (ix86_get_valist_type): New.
2276 (ix86_enum_va_list): New.
2277 * config/i386/i386.c (sysv_va_list_type_node): New.
2278 (ms_va_list_type_node): New.
2279 (ix86_function_type_abi): Remove sorry.
2280 (ix86_build_builtin_va_list_abi): New.
2281 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
2283 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
2284 (ix86_init_builtins_va_builtins_abi): New.
2285 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
2287 (ix86_handle_abi_attribute): New.
2288 (attribute_spec): Add sysv_abi and ms_abi.
2289 (ix86_fn_abi_va_list): New.
2290 (ix86_canonical_va_list_type): New.
2291 (ix86_enum_va_list): New.
2292 (TARGET_FN_ABI_VA_LIST): New.
2293 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2294 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
2295 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
2296 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2297 (TARGET_ENUM_VA_LIST): New.
2298 * expr.h (std_fn_abi_va_list): New.
2299 (std_canonical_va_list_type): New.
2300 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
2301 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2302 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
2303 TARGET_CANONICAL_VA_LIST_TYPE.
2304 * target.h (struct gcc_target): Add fn_abi_va_list hook
2305 and canonical_va_list_type hook.
2307 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2309 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
2310 integral and pointer types.
2312 2008-07-04 Roger Sayle <roger@eyesopen.com>
2314 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
2315 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
2317 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
2320 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
2322 2008-07-04 Jakub Jelinek <jakub@redhat.com>
2324 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
2325 build_gimple_modify_stmt.
2326 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
2327 gimple operand. Use fold_build* instead of build*.
2329 2008-07-04 Richard Guenther <rguenther@suse.de>
2331 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
2332 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
2333 properly to compute the reachability set if we do field-sensitive PTA.
2334 * invoke.texi (max-fields-for-field-sensitive): Document default.
2335 * opts.c (decode_options): Set max-fields-for-field-sensitive to
2336 100 for optimize >= 2.
2338 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2340 * ggc-zone.c (lookup_page_table_if_allocated,
2341 set_page_table_entry, zone_find_object_size, alloc_small_page,
2342 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
2343 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
2344 -Wc++-compat and/or -Wcast-qual warnings.
2346 2008-07-04 Alan Modra <amodra@bigpond.net.au>
2349 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
2350 pic_offset_table_rtx to be marked as used here.
2351 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
2352 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
2353 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
2354 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
2357 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2359 * alloc-pool.c (hash_descriptor, eq_descriptor,
2360 alloc_pool_descriptor): Fix -Wc++-compat warnings.
2361 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
2363 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
2364 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
2365 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
2366 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
2369 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
2371 * tree-flow.h (loop_only_exit_p): Declare.
2372 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
2373 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
2374 the number of iterations if it is constant. Otherwise, if this is the
2375 only possible exit of the loop, use the conservative estimate on the
2376 number of iterations of the entire loop if available.
2378 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
2380 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
2381 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
2382 Add synchronization functions.
2383 * config/sync.c: New file.
2384 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
2385 (LIBGCC_SYNC_CFLAGS): Likewise.
2387 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
2390 * config/i386/i386.md (mode): Add TF to "mode" attribute.
2391 (*pushtf_sse): New insn pattern.
2392 (pushtf splitters): New splitters.
2394 2008-07-03 Michael Meissner <gnu@the-meissners.org>
2397 * predict.c (build_predict_expr): Use void_type_node for the tree
2398 type, instead of NULL_TREE.
2400 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
2402 * config/i386/i386.c (contains_aligned_value_p): Return true
2404 (ix86_data_alignment): Align TCmode to 128bits.
2405 (ix86_local_alignment): Likewise.
2407 2008-07-03 Andrew Haley <aph@redhat.com>
2410 * vec.h (VEC_TA): New.
2411 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
2412 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
2413 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
2414 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
2415 (C_COMMON_FIXED_TYPES): Remove first arg.
2416 (C_COMMON_FIXED_MODE_TYPES): Likewise.
2417 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
2418 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
2419 not to use empty macro arguments.
2421 2008-07-02 Joseph Myers <joseph@codesourcery.com>
2423 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
2424 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
2425 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
2426 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
2427 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
2428 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
2429 config/ia64/crtn.asm, config/m68hc11/larith.asm,
2430 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
2431 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
2432 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2433 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2434 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2435 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
2436 config/rs6000/e500crtres64gpr.asm,
2437 config/rs6000/e500crtres64gprctr.asm,
2438 config/rs6000/e500crtrest32gpr.asm,
2439 config/rs6000/e500crtrest64gpr.asm,
2440 config/rs6000/e500crtresx32gpr.asm,
2441 config/rs6000/e500crtresx64gpr.asm,
2442 config/rs6000/e500crtsav32gpr.asm,
2443 config/rs6000/e500crtsav64gpr.asm,
2444 config/rs6000/e500crtsav64gprctr.asm,
2445 config/rs6000/e500crtsavg32gpr.asm,
2446 config/rs6000/e500crtsavg64gpr.asm,
2447 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
2448 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
2449 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
2450 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
2451 config/sparc/sol2-cn.asm: Remove .file directives.
2453 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
2455 * resource.c (mark_referenced_resources): Look inside
2456 UNSPEC_VOLATILEs and ASM_INPUTs.
2458 2008-07-02 Ian Lance Taylor <iant@google.com>
2460 * rtlanal.c (add_reg_note): New function.
2461 * rtl.h (add_reg_note): Declare.
2462 * auto-inc-dec.c (attempt_change): Use add_reg_note.
2463 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
2464 * builtins.c (expand_builtin_longjmp): Likewise.
2465 (expand_builtin_nonlocal_goto): Likewise.
2466 * calls.c (emit_call_1, expand_call): Likewise.
2467 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2468 * cfglayout.c (fixup_reorder_chain): Likewise.
2469 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
2470 (commit_one_edge_insertion): Likewise.
2471 * combine.c (move_deaths, distribute_notes): Likewise.
2472 * df-problems.c (df_set_note): Likewise.
2473 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
2474 (set_unique_reg_note): Likewise.
2475 (emit_copy_of_insn_after): Likewise.
2476 * expr.c (expand_expr_real): Likewise.
2477 * gcse.c (add_label_notes): Likewise.
2478 * haifa-sched.c (create_check_block_twin): Likewise.
2479 * jump.c (mark_jump_label_1): Likewise.
2480 * loop-doloop.c (add_test, doloop_modify): Likewise.
2481 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2482 * lower-subreg.c (move_eh_region_note): Likewise.
2483 * optabs.c (emit_libcall_block): Likewise.
2484 * predict.c (predict_insn): Likewise.
2485 (combine_predictions_for_insn): Likewise.
2486 * recog.c (peephole2_optimize): Likewise.
2487 * regmove.c (try_auto_increment): Likewise.
2488 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
2489 * reload.c (find_reloads): Likewise.
2490 * reload1.c (fixup_eh_region_note): Likewise.
2491 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
2492 * reorg.c (delete_prior_computation): Likewise.
2493 (delete_computation, dbr_schedule): Likewise.
2494 * config/pa/pa.c (legitimize_pic_address): Likewise.
2495 * config/sh/sh.c (sh_reorg): Likewise.
2497 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
2500 * config/libgcc-glibc.ver: Add %exclude.
2501 * config/m32r/libgcc-glibc.ver: Likwise.
2502 * config/s390/libgcc-glibc.ver: Likwise.
2503 * config/sh/libgcc-glibc.ver: Likwise.
2504 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
2506 * config/i386/libgcc-glibc.ver: New.
2508 * config/i386/libgcc-x86_64-glibc.ver: Removed.
2510 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
2512 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
2513 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
2514 i[34567]86-*-linux*, x86_64-*-linux*. Add
2515 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
2516 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
2517 x86_64-*-linux*. Add i386/t-linux to tmake_file for
2518 i[34567]86-*-linux*, x86_64-*-linux*.
2520 * libgcc-std.ver: Add empty GCC_4.4.0.
2522 * mkmap-symver.awk: Support multiple versions per symbol.
2524 * config/i386/i386.c (ix86_init_builtins): Always define
2525 __builtin_fabsq and __builtin_copysignq with fallbacks.
2526 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
2527 and __builtin_copysignq if SSE2 isn't available.
2529 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
2530 (LIBGCC2_TF_CEXT): Likwise.
2533 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
2535 * config/i386/sfp-machine.h: Moved to libgcc.
2537 * config/i386/sfp-machine.h: New.
2538 * config/i386/t-linux: Likwise.
2540 * config/i386/t-darwin: Remove softfp_wrap_start and
2542 * config/i386/t-darwin64: Likewise.
2544 * config/i386/t-fprules-softfp64: Renamed to ...
2545 * config/i386/t-fprules-softfp: This.
2547 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
2548 and softfp_wrap_end.
2550 2008-07-02 Jason Merrill <jason@redhat.com>
2552 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
2554 * tree.c (ctor_to_list): New fn.
2555 * tree.h: Declare it.
2556 (CONSTRUCTOR_ELT): New macro.
2557 (CONSTRUCTOR_NELTS): New macro.
2559 2008-07-02 Richard Guenther <rguenther@suse.de>
2561 * tree-ssa-structalias.c (struct variable_info): Reorder
2562 to fill padding on 64bit hosts. Make collapsed_to an int.
2563 (get_varinfo_fc): Deal with that.
2564 (new_var_info): Likewise.
2565 (collapse_rest_of_var): Likewise.
2567 2008-07-02 Joshua Sumali <jsumali@redhat.com>
2569 * doc/install.texi (--enable-java-home): Document.
2570 (--enable-aot-compile-rpm): Likewise.
2571 (--with-arch-directory): Likewise.
2572 (--with-os-directory): Likewise.
2573 (--with-origin-name): Likewise.
2574 (--with-arch-suffix): Likewise.
2575 (--with-jvm-root-dir): Likewise.
2576 (--with-jvm-jar-dir): Likewise.
2577 (--with-python-dir): Likewise.
2579 2008-07-02 Richard Guenther <rguenther@suse.de>
2581 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
2582 from decls explicitly. Merge operand checking from tuples.
2584 2008-07-02 Martin Jambor <mjambor@suse.cz>
2586 * tree-switch-conversion.c: Included timevar.h which I forgot before.
2588 2008-07-02 Martin Jambor <mjambor@suse.cz>
2590 * tree-switch-conversion.c: Included timevar.h
2591 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
2593 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
2595 2008-07-02 Martin Jambor <mjambor@suse.cz>
2597 * tree-switch-conversion.c: Corrected various comments and
2599 (build_constructors): Fixed minor formatting mistakes.
2601 * invoke.texi (Optimize Options): Corrected the
2602 switch-conversion-max-branch-ratio parameter.
2604 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
2606 * final.c (asm_insn_count): Return zero for an empty asm body.
2608 2008-07-02 Richard Guenther <rguenther@suse.de>
2610 * bitmap.h (bitmap_set_bit): Return bool.
2611 (bitmap_clear_bit): Likewise.
2612 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
2613 write to the bitmap if it would.
2614 (bitmap_clear_bit): Likewise.
2615 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
2616 bitmap_set_bit return value.
2617 (add_pred_graph_edge): Likewise.
2618 (add_graph_edge): Likewise.
2619 (do_sd_constraint): Likewise.
2620 (do_ds_constraint): Likewise.
2622 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2624 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
2625 Fix -Wc++-compat and/or -Wcast-qual warnings.
2626 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
2627 gen_regparm_prefix): Likewise.
2628 * vmsdbgout.c (write_modbeg, lookup_filename,
2629 vmsdbgout_source_line, vmsdbgout_init): Likewise.
2631 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
2633 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
2634 defaults.h definition apply.
2636 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2638 * function.c (assign_parm_remove_parallels): New.
2639 (assign_parm_setup_block_p): Do not return true for non-BLKmode
2641 (assign_parm_setup_block): Do not handle them.
2642 (assign_parm_setup_reg, assign_parm_setup_stack): Call
2643 assign_parm_remove_parallels.
2645 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2647 * c-typeck.c (convert_for_assignment): Use
2648 vector_targets_convertible_p.
2649 * c-common.c (vector_targets_convertible_p): New.
2650 * c-common.h (vector_targets_convertible_p): New prototype.
2651 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
2652 opaque_p_V2SI_type_node.
2654 2008-07-01 Steve Ellcey <sje@cup.hp.com>
2656 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
2659 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
2661 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
2662 TFmode constants via two element DImode vector for hosts with
2663 HOST_BITS_PER_WIDE_INT < 64.
2664 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
2665 also for HOST_BITS_PER_WIDE_INT < 64.
2667 2008-07-01 Richard Guenther <rguenther@suse.de>
2669 PR tree-optimization/36666
2670 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
2671 (get_constraint_exp_from_ssa_var): Split into ...
2672 (get_constraint_exp_for_temp): ... this ...
2673 (get_constraint_for_ssa_var): ... and that.
2674 Return constraint expressions for all touched sub-fields
2675 if the results address is not taken.
2676 (process_constraint): Remove assertion that aggregate
2677 assignments do not happen at this place.
2678 (get_constraint_for_component_ref): Add address_p argument.
2679 Return constraint expressions for all touched sub-fields
2680 if the results address is not taken.
2681 (do_deref): Use get_constraint_exp_for_temp.
2682 (get_constraint_for_1): Rename from ...
2683 (get_constraint_for): ... this. Add the old function as wrapper.
2684 (do_structure_copy): Use get_constraint_for_1.
2686 2008-07-01 Martin Jambor <mjambor@suse.cz>
2688 * Makefile.in (tree-switch-conversion.o): Add.
2689 (OBJS-common): Add tree-swtch-conversion.o.
2690 * passes.c (init_optimization_passes): Add pass_convert_switch.
2691 * tree-pass.h: (pass_convert_switch): Add.
2692 * tree-switch-conversion.c: New file.
2693 * gcc.dg/tree-ssa/cswtch.c: New testcase.
2694 * common.opt (ftree-cswtch): New option.
2695 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
2696 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
2697 * opts.c (decode_options): Set flag_tree_switch_conversion when
2698 optimization level is >= 2.
2699 * doc/invoke.texi (Optimize Options): Added description of
2700 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
2702 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2704 * config/darwin-driver.c (darwin_default_min_version): Fix
2705 -Wc++-compat warnings.
2707 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
2709 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
2712 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2714 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
2716 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2718 PR rtl-optimization/34744
2719 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
2720 (df_scan_free_internal): Free data structures not
2721 allocated in storage pools.
2722 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
2723 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
2724 df_scan_free_mws_vec.
2725 * dse.c (dse_step6): Free offset_map_p and offset_map_n
2728 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
2730 * config/i386/i386.c (contains_aligned_value_p): Return true
2732 (ix86_function_arg_boundary): Return its natural boundary
2734 (return_in_memory_32): Don't check TDmode.
2735 (ix86_split_to_parts): Support splitting into 4 parts and
2736 support TFmode for 32bit target.
2737 (ix86_split_long_move): Support splitting into 4 parts.
2738 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
2740 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
2741 (ix86_init_builtins): Here.
2742 (ix86_scalar_mode_supported_p): Always return true for TFmode.
2743 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
2744 'q' and 'w', respectively.
2746 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
2748 (movtf_internal): Likewise.
2749 (<code>tf2): Likewise.
2750 (*absnegtf2_sse): Likewise.
2751 (copysign<mode>3): Likewise.
2752 (copysign<mode>3_const): Likewise.
2753 (copysign<mode>3_var): Likewise.
2754 (define_split UNSPEC_COPYSIGN): Likewise.
2755 * config/i386/sse.md (*nandtf3): Likewise.
2756 (<code>tf3): Likewise.
2757 (*<code>tf3): Likewise.
2759 2008-06-30 Joey Ye <joey.ye@intel.com>
2760 H.J. Lu <hongjiu.lu@intel.com>
2762 * global.c (compute_regsets): Set frame_pointer_needed here.
2763 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
2765 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2767 * doc/install.texi (specific): Expand Windows build notes.
2769 2008-06-30 Ira Rosen <irar@il.ibm.com>
2771 PR tree-optimization/36648
2772 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
2773 number of prolog iterations by step. Fix the comment.
2775 2008-06-30 Richard Guenther <rguenther@suse.de>
2778 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
2779 handle calls from ECF_MALLOC functions.
2780 (handle_pure_call): ECF_MALLOC functions do not return
2782 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
2784 2008-06-29 Andreas Schwab <schwab@suse.de>
2786 * config/m68k/m68k.c (print_operand): Always print a float
2788 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
2789 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
2792 * config/rs6000/x-linux64: Remove never used file.
2794 2008-06-29 Richard Guenther <rguenther@suse.de>
2796 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
2798 (struct alias_info): Move ...
2799 * tree-ssa-alias.c: ... here.
2800 (update_alias_info): Declare.
2801 (compute_may_aliases): Call it.
2802 (update_alias_info): New function.
2803 * tree-ssa-structalias.c (update_alias_info): Move ...
2804 * tree-ssa-alias.c (update_alias_info_1): ... here.
2805 * tree-ssa-structalias.c (process_constraint_1): Remove
2806 unused from_call argument. Rename to ...
2807 (process_constraint): ... this. Delete old wrapper.
2808 (make_constraint_to): Adjust callers.
2809 (handle_const_call): Likewise.
2810 (handle_pure_call): Likewise.
2811 (init_base_vars): Likewise.
2812 (handle_lhs_call): Likewise. Remove unnecessary constraint.
2813 (find_func_aliases): We don't need structure copies for
2815 (make_constraint_from_anything): Remove.
2816 (create_variable_info_for): For globals make constraints
2817 from escaped, not from anything.
2818 (compute_points_to_sets): Do not call update_alias_info.
2819 (ipa_pta_execute): Use make_constraint_from.
2821 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2823 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
2824 (bitmap.o-warn, dominance.o-warn): New.
2825 * configure.ac (cxx_compat_warn): Delete.
2826 (loose_warn): Add -Wcast-qual and -Wc++-compat.
2827 * system.h: Remove #pragma diagnostic for -Wcast-qual and
2829 * configure: Regenerate.
2831 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
2834 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2836 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
2837 * df-scan.c (df_notes_rescan): Likewise.
2838 * ggc-page.c (set_page_table_entry): Likewise.
2839 * intl.c (gcc_gettext_width): Likewise.
2840 * varasm.c (get_unnamed_section, get_noswitch_section,
2841 get_section): Likewise.
2843 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
2845 * regrename.c (build_def_use): Don't copy RTX.
2847 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
2849 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
2850 (Type Attributes): Fix nesting of @table and @subsection. Adjust
2851 punctuation. Use @ref instead of @xref.
2852 (Function Names): Remove stray @display/@end display.
2853 (C++ Attributes): Use @ref instead of @xref.
2854 (Deprecated Features): Fix punctuation around @xref.
2855 (Backwards Compatibility): Likewise.
2856 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
2858 2008-06-28 Joseph Myers <joseph@codesourcery.com>
2860 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
2861 constants for E500 double.
2863 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2865 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
2866 element type of const_vector.
2868 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
2870 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
2871 Remove FLAGS_REG clobber from expander pattern.
2872 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
2873 (anddi3, andsi3, andhi3, andqi3): Ditto.
2874 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
2875 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
2876 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
2877 (ashlsi3, ashlhi3, ashlqi3): Ditto.
2878 (ashrsi3, ashrhi3, ashrqi3): Ditto.
2879 (lshrsi3, lshrhi3, lshrqi3): Ditto.
2880 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
2881 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
2883 2008-06-28 Richard Guenther <rguenther@suse.de>
2885 * tree-ssa-structalias.c (callused_id, var_callused,
2886 callused_tree): Add.
2887 (handle_pure_call): New function.
2888 (find_func_aliases): Call it.
2889 (find_what_p_points_to): Handle the call-used set.
2890 (clobber_what_escaped): Likewise.
2891 (compute_call_used_vars): New function.
2892 (init_base_vars): Init the call-used variable.
2893 (do_sd_constraint): Do not propagate the solution from CALLUSED
2894 but use CALLUSED as a placeholder.
2895 (solve_graph): Likewise.
2896 * tree-flow-inline.h (gimple_call_used_vars): New function.
2897 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
2898 (compute_call_used_vars): Declare.
2899 * tree-ssa-alias.c (set_initial_properties): Call
2900 compute_call_used_vars.
2901 (reset_alias_info): Clear call-used variables.
2902 (add_call_clobber_ops): Assert we are not called for const/pure
2903 functions. Remove handling of them.
2904 (add_call_read_ops): Handle pure functions by adding the
2905 call-used set of variables as VUSEs.
2906 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
2907 (delete_tree_ssa): Free it.
2908 * tree-dfa.c (remove_referenced_var): Clear the var from the
2911 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
2913 * tree.c (build_varargs_function_type_list): New.
2914 (build_function_type_list_1): New.
2915 (build_function_type_list): Use build_function_type_list_1.
2916 * tree.h (build_varargs_function_type_list): New.
2918 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2921 * config/spu/spu.c (spu_builtin_splats): Do not generate
2922 invalid CONST_VECTOR expressions.
2923 (spu_expand_vector_init): Likewise.
2925 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
2927 * optabs.c (libfunc_decls): New variable.
2928 (libfunc_decl_hash, libfunc_decl_eq): New functions.
2929 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
2930 for the same function twice.
2932 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
2934 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
2935 ix86_expand_binary_operator directly.
2936 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
2938 (*ashrti3_1): Ditto.
2939 (*lshrti3_1): Ditto.
2940 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
2941 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
2942 using only one splitter. Conditionaly execute splitter before or
2943 after peephole2 pass.
2944 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
2945 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
2946 Use only one alternative in asm template.
2947 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
2949 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
2950 "J" operand constraint for operand 2.
2951 (*ashldi3_cconly_rex64): Ditto.
2952 (*ashrdi3_cmp_rex64): Ditto.
2953 (*ashrdi3_cconly_rex64): Ditto.
2954 (*lshrdi3_cmp_rex64): Ditto.
2955 (*lshrdi3_cconly_rex64): Ditto.
2956 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
2957 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
2958 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
2961 2008-06-27 Jakub Jelinek <jakub@redhat.com>
2963 * gimplify.c (omp_is_private): Don't return true if decl is not
2964 already private on #pragma omp for or #pragma omp parallel for.
2967 * tree-cfg.c (struct move_stmt_d): Replace block field with
2968 orig_block and new_block fields.
2969 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
2970 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
2971 (move_block_to_fn): Replace vars_map and new_label_map arguments
2972 with struct move_stmt_d pointer.
2973 (replace_block_vars_by_duplicates): New function.
2974 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
2975 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
2976 all subblocks of ORIG_BLOCK to the new function. Call
2977 replace_block_vars_by_duplicates.
2978 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
2979 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
2980 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
2981 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
2982 (expand_omp): Temporarily set input_location to the location of
2983 region's controlling stmt.
2984 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
2985 BIND_EXPR, push ctx->block_vars and gimplification vars into
2986 the BIND_EXPR and its block's BLOCK_VARS instead of directly
2988 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
2989 there are any BLOCK_VARS.
2990 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
2991 OMP_PARALLEL or OMP_TASK stmt.
2992 (lower_omp): Save and restore input_location around the lower_omp_1
2995 2008-06-27 Richard Guenther <rguenther@suse.de>
2997 PR tree-optimization/36400
2998 PR tree-optimization/36373
2999 PR tree-optimization/36344
3000 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
3001 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
3002 (update_alias_info): Remove call clobbering code.
3003 (make_constraint_to): New helper function.
3004 (make_escape_constraint): Likewise.
3005 (handle_rhs_call): Use it on all pointer containing arguments.
3006 Also mark the static chain escaped.
3007 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
3008 instead of ANYTHING.
3009 (make_constraint_from): New helper split out from ...
3010 (make_constraint_from_anything): ... here.
3011 (find_func_aliases): Add constraints for escape sites.
3012 (intra_create_variable_infos): Make constraints from NONLOCAL
3014 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
3016 (clobber_what_p_points_to): Remove.
3017 (clobber_what_escaped): New function.
3018 (init_base_vars): Init NONLOCAL and ESCAPED.
3019 (do_sd_constraint): Do not propagate the solution from ESCAPED
3020 but use ESCAPED as a placeholder.
3021 (solve_graph): Likewise.
3022 * tree-flow.h (clobber_what_p_points_to): Remove.
3023 (clobber_what_escaped): Declare.
3024 * tree-ssa-alias.c (set_initial_properties): Call it.
3025 Remove code clobbering escaped pointers.
3027 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
3029 * function.c (allocate_struct_function): Only allocate a unique
3030 funcdef_no if the decl is nonzero.
3032 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
3034 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
3035 * config/mips/mips.c (mips_split_const_insns): New function.
3036 * config/mips/mips.md (move_type): New attribute.
3037 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
3038 (dword_mode): New attribute.
3039 (type): Avoid long line. Map "move_type"s to "type"s,
3040 choosing "multi" for doubleword moves if appropriate.
3041 Swap MTC/MFC comments to match their declaration order.
3042 (extended_mips16): Default to "yes" if "move_type" is "sll0",
3043 "type" is "branch" or "jal" is "direct".
3044 (length): Handle "extended_mips16" first. Make the default
3045 "0" for "ghost" instructions. Set the length from "move_type".
3046 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
3047 of "type", with "sll0" for the register alternative. Remove the
3048 "extended_mips16" attribute.
3049 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
3050 of "type", with "shift_shift" for the register alternative.
3051 Remove the "length" attribute.
3052 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
3053 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
3054 of "type", with "andi" for the register alternative.
3055 (*zero_extendqihi2): Likewise.
3056 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
3057 of "andi" instead of a "type" of "arith".
3058 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
3060 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
3061 (mov_<store>r, *mov<mode>_ra): Likewise.
3062 (extendsidi2): Use "move_type" instead of "type", with "move"
3063 for the register alternative.
3064 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
3065 of "type", with "signext" for the register alternative.
3066 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
3067 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
3068 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
3069 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
3070 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
3071 (unnamed branch insn): Likewise.
3072 (*movdi_gp32_fp64): Fold into...
3073 (*movdi_32bit): ...here.
3074 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
3075 (*movdf_hardfloat): ...this new pattern.
3076 (*movdf_softfloat): Remove redundant FPR alternatives.
3077 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
3078 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
3079 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
3080 the "move" attribute.
3081 (*movdi_32bit): Use "move_type" instead of "type" and remove the
3082 "length" attribute. Use "fpload" and "fpstore" instead of "load"
3083 and "store" for COP loads and stores.
3084 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
3085 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
3086 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
3087 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
3088 (*movtf_mips16, *movv2sf): Likewise.
3089 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
3090 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
3091 (mfhc1<mode>): Use "move_type" instead of "move".
3092 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
3093 (loadgp_blockage): Remove the "length" attribute.
3094 (blockage, set_got_version, update_got_version): Likewise.
3095 (call_internal): Remove the "extended_mips16" attribute.
3096 (call_value_internal, call_value_multiple_internal): Likewise.
3097 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
3099 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
3100 the "length" attribute.
3102 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3104 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
3105 -Wcast-qual warnings.
3106 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
3107 handle_pragma_pop_macro): Likewise.
3108 * collect2.c (resolve_lib_name): Likewise.
3109 * config/arc/arc.c (arc_init): Likewise.
3110 * config/arm/arm.c (neon_builtin_compare,
3111 locate_neon_builtin_icode): Likewise.
3112 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
3113 * config/bfin/bfin.c (bfin_init_machine_status,
3114 bfin_optimize_loop): Likewise.
3115 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
3116 * config/cris/cris.c (cris_init_expanders): Likewise.
3117 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
3118 * config/darwin.c (machopic_indirection_eq,
3119 machopic_indirection_name, machopic_output_indirection): Likewise.
3120 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
3121 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
3122 frv_optimize_membar): Likewise.
3123 * config/i386/cygwin.h (mingw_scan,
3124 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
3125 * config/i386/cygwin1.c (mingw_scan): Likewise.
3126 * config/i386/i386.c (machopic_output_stub): Likewise.
3127 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
3128 i386_pe_unique_section): Likewise.
3129 * config/ia64/ia64.c (ia64_init_machine_status,
3130 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
3132 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
3133 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
3134 * config/m68k/m68k.c (m68k_handle_option,
3135 m68k_sched_md_init_global): Likewise.
3136 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
3137 mcore_unique_section): Likewise.
3138 * config/mips/mips.c (mips_block_move_straight,
3139 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
3141 * config/mmix/mmix.c (mmix_init_machine_status,
3142 mmix_encode_section_info): Likewise.
3143 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
3144 * config/rs6000/rs6000.c (rs6000_init_machine_status,
3145 print_operand_address, output_toc, redefine_groups,
3146 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
3147 * config/s390/s390.c (s390_init_machine_status): Likewise.
3148 * config/score/score.c (score_block_move_straight,
3149 score_block_move_loop_body): Likewise.
3150 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
3151 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
3152 * emit-rtl.c (find_auto_inc): Likewise.
3153 * gcc.c (translate_options, process_command): Likewise.
3154 * reorg.c (dbr_schedule): Likewise.
3155 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
3156 * xcoffout.c (xcoffout_declare_function): Likewise.
3158 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
3160 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
3161 ipa-pta working again.
3163 2008-06-27 David Edelsohn <edelsohn@gnu.org>
3165 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
3168 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
3170 * config.gcc (powerpc*-*-*): Add new core e500mc.
3171 * config/rs6000/e500mc.md: New file.
3172 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3174 (rs6000_override_options): Add e500mc case to
3175 processor_target_table. Altivec and Spe options not allowed
3176 with e500mc. Add isel instruction to e500mc by
3177 default. Initialize rs6000_cost for e500mc.
3178 (rs6000_issue_rate): Set issue rate for e500mc.
3179 * config/rs6000/rs6000.h (processor_type): Add
3180 PROCESSOR_PPCE500MC.
3181 (ASM_CPU_SPEC): Add e500mc.
3182 Set TARGET_ISEL to rs6000_isel.
3183 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
3184 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
3185 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
3187 * doc/invoke.texi: Add e500mc to list of cpus.
3189 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3192 * c-lex.c (lex_charconst): Initialize unsignedp.
3194 2008-06-27 Olivier Hainque <hainque@adacore.com>
3196 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
3197 documented assumptions.
3199 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
3201 * dwarf2out.c: Remove trailing white spaces. Break long line
3204 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
3206 * libfuncs.h (LTI_synchronize): New libfunc_index.
3207 (synchronize_libfunc): Declare.
3208 * builtins.c (expand_builtin_synchronize): Consider using
3209 synchronize_libfunc before falling back on an asm blockage.
3210 * config/mips/mips.c: Include libfuncs.h
3211 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
3213 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
3215 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
3216 parameter. Copy stack_reg to r11 where appropriate.
3217 (no_global_regs_above): Add gpr parameter.
3218 (rs6000_stack_info): Only add padding for SPE save area if we
3219 are saving SPE GPRs and CR.
3220 (saveres_routine_syms): New variable.
3221 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
3223 (rs6000_savres_routine_sym): New function.
3224 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
3226 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
3227 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
3228 Tweak FPR out-of-line saving.
3229 (rs6000_make_savres_rtx): New function.
3230 (rs6000_use_multiple_p): New function.
3231 (rs6000_savres_strategy): New function.
3232 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
3233 out-of-line if appropriate.
3234 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
3235 if we are optimizing for size.
3236 (GP_SAVE_INLINE): Define.
3237 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
3238 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
3239 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
3240 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
3241 (*save_fpregs_<mode>): Add use of r11.
3242 (*restore_gpregs_<mode>): New insn.
3243 (*return_and_restore_gpregs_<mode>): New insn.
3244 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
3246 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
3247 (*restore_gpregs_spe): New insn.
3248 (*return_and_restore_gpregs_spe): New insn.
3249 * config/rs6000/predicates.md (save_world_operation): Fix check.
3251 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
3253 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
3254 this point, so assert that.
3256 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
3258 * cfganal.c: Include vec.h and vecprim.h.
3259 (compute_idf): Import from...
3260 * tree-into-ssa (compute_idf): ...here.
3261 * basic-block.h (compute_idf): Export.
3263 2008-06-26 Joseph Myers <joseph@codesourcery.com>
3265 * c-decl.c (merge_decls): Use !current_function_decl to check for
3266 extern declaration of C99 inline function being at file scope.
3268 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
3270 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
3272 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3274 * alias.c (record_alias_subset, init_alias_analysis): Fix
3275 -Wc++-compat and/or -Wcast-qual warnings.
3276 * attribs.c (lookup_attribute_spec): Likewise.
3277 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
3278 copy_bb, connect_traces,
3279 find_rarely_executed_basic_blocks_and_cr): Likewise.
3280 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
3281 note_btr_set, migrate_btr_defs): Likewise.
3282 * builtins.c (result_vector, expand_builtin_memcpy,
3283 expand_builtin_mempcpy_args, expand_builtin_strncpy,
3284 builtin_memset_read_str, expand_builtin_printf,
3285 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
3287 * caller-save.c (mark_set_regs): Likewise.
3288 * calls.c (expand_call, emit_library_call_value_1): Likewise.
3289 * cgraph.c (cgraph_edge): Likewise.
3290 * combine.c (likely_spilled_retval_1): Likewise.
3291 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
3292 htab_counts_entry_del, get_coverage_counts): Likewise.
3293 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
3294 new_cselib_val): Likewise.
3295 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
3296 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
3298 * df-core.c (df_compact_blocks): Likewise.
3299 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
3300 * df-scan.c (df_grow_reg_info, df_ref_create,
3301 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
3302 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
3303 df_record_entry_block_defs, df_record_exit_block_uses,
3304 df_bb_verify): Likewise.
3305 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
3306 DF_REF_EXTRACT_MODE_CONST): New.
3307 * dominance.c (get_immediate_dominator, get_dominated_by,
3308 nearest_common_dominator, root_of_dom_tree,
3309 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
3310 -Wc++-compat and/or -Wcast-qual warnings.
3311 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
3312 record_store, replace_read, check_mem_read_rtx, scan_insn,
3313 dse_step1, dse_record_singleton_alias_set): Likewise.
3314 * dwarf2asm.c (dw2_force_const_mem): Likewise.
3316 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3318 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
3319 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
3320 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
3321 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
3322 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
3323 add_ranges_num, add_ranges_by_labels, file_info_cmp,
3324 file_name_acquire, output_file_names, add_const_value_attribute,
3325 premark_used_types_helper, file_table_eq, file_table_hash,
3326 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
3327 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
3328 -Wcast-qual warnings.
3329 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
3330 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
3331 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
3332 gen_reg_rtx, start_sequence, init_emit): Likewise.
3333 * et-forest.c (et_new_occ, et_new_tree): Likewise.
3334 * except.c (init_eh_for_function, gen_eh_region,
3335 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
3336 arh_to_landing_pad, arh_to_label, add_action_record,
3337 add_call_site, switch_to_exception_section): Likewise.
3338 * expmed.c (synth_mult): Likewise.
3339 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
3340 store_expr): Likewise.
3341 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
3343 * function.c (assign_stack_temp_for_type,
3344 allocate_struct_function, match_asm_constraints_1): Likewise.
3345 * gcov-io.c (gcov_allocate): Likewise.
3346 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
3347 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
3348 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
3349 record_one_set, insert_expr_in_table, insert_set_in_table,
3350 dump_hash_table, compute_hash_table_work, alloc_hash_table,
3351 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
3352 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
3353 -Wcast-qual warnings.
3355 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3357 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
3358 -Wcast-qual warnings.
3359 * gcc.c (process_command): Likewise.
3360 * genattrtab.c (oballoc): Use XOBNEW.
3361 (oballocvec): Define.
3362 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
3363 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
3364 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
3365 -Wc++-compat and/or -Wcast-qual warnings.
3366 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
3367 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
3368 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
3369 gen_presence_absence_set, gen_automaton, gen_regexp_el,
3370 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
3371 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
3372 add_excls, process_presence_absence_names,
3373 process_presence_absence_patterns, add_presence_absence,
3374 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
3375 get_free_state, add_arc, get_free_automata_list_el,
3376 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
3377 transform_3, cache_presence, create_ainsns, create_automata,
3378 create_state_ainsn_table, dfa_insn_code_enlarge,
3379 output_trans_func, output_min_issue_delay_func,
3380 output_dead_lock_func, output_reset_func,
3381 output_get_cpu_unit_code_func, output_dfa_start_func,
3382 expand_automata): Likewise.
3383 * genextract.c (gen_insn): Likewise.
3384 * gengtype-lex.l: Likewise.
3385 * gengtype.c (read_input_list, adjust_field_type,
3386 process_gc_options): Likewise.
3387 * genoutput.c (note_constraint): Likewise.
3388 * genpreds.c (mangle, add_constraint): Likewise.
3389 * genrecog.c (process_define_predicate, new_decision,
3390 add_to_sequence): Likewise.
3391 * gensupport.c (record_insn_name): Likewise.
3393 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3395 * config/i386/driver-i386.c (detect_caches_amd,
3396 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
3397 and/or -Wcast-qual warnings.
3398 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
3399 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
3400 gt_pch_save): Likewise.
3401 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
3402 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
3403 * global.c (compute_regsets): Likewise.
3404 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
3405 finish_graph_dump_file): Likewise.
3406 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
3407 unlink_bb_notes): Likewise.
3408 * integrate.c (get_hard_reg_initial_val): Likewise.
3409 * ipa-prop.c (ipa_push_func_to_list): Likewise.
3410 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
3411 * local-alloc.c (update_equiv_regs): Likewise.
3412 * loop-invariant.c (check_invariant_table_size,
3413 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
3415 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
3416 altered_reg_used, mark_altered): Likewise.
3417 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
3418 insert_var_expansion_initialization,
3419 combine_var_copies_in_loop_exit, apply_opt_in_copies,
3420 release_var_copies): Likewise.
3421 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
3422 analyze_matrix_decl, add_allocation_site, analyze_transpose,
3423 analyze_accesses_for_phi_node, check_var_notmodified_p,
3424 check_allocation_function, find_sites_in_func,
3425 record_all_accesses_in_func, transform_access_sites,
3426 transform_allocation_sites): Likewise.
3427 * omp-low.c (new_omp_region, create_omp_child_function_name,
3428 check_omp_nesting_restrictions, check_combined_parallel,
3429 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
3430 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
3431 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3432 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
3434 * opts-common.c (prune_options): Likewise.
3435 * opts.c (add_input_filename, print_filtered_help,
3436 get_option_state): Likewise.
3437 * params.c (add_params): Likewise.
3438 * passes.c (set_pass_for_id, next_pass_1,
3439 do_per_function_toporder, pass_fini_dump_file): Likewise.
3440 * postreload.c (reload_cse_simplify_operands): Likewise.
3441 * predict.c (tree_predicted_by_p, tree_predict_edge,
3442 clear_bb_predictions, combine_predictions_for_bb): Likewise.
3444 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3446 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
3448 * recog.c (check_asm_operands, validate_change_1): Likewise.
3449 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
3450 subst_asm_stack_regs): Likewise.
3451 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
3452 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
3453 * regmove.c (reg_is_remote_constant_p): Likewise.
3454 * regrename.c (regrename_optimize, scan_rtx_reg,
3455 kill_clobbered_value, kill_set_value, kill_autoinc_value):
3457 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
3458 regstat_compute_calls_crossed): Likewise.
3459 * reload1.c (init_reload, new_insn_chain,
3460 has_nonexceptional_receiver, reload, copy_reloads,
3461 calculate_needs_all_insns, init_elim_table): Likewise.
3462 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
3463 * rtl.c (shallow_copy_rtx_stat): Likewise.
3464 * rtlanal.c (parms_set): Likewise.
3465 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
3466 sbitmap_resize, sbitmap_vector_alloc): Likewise.
3467 * sched-ebb.c (earliest_block_with_similiar_load,
3468 add_deps_for_risky_insns): Likewise.
3469 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
3470 schedule_region): Likewise.
3471 * see.c (eq_descriptor_pre_extension,
3472 hash_descriptor_pre_extension, hash_del_pre_extension,
3473 eq_descriptor_properties, hash_descriptor_properties,
3474 hash_del_properties, see_seek_pre_extension_expr,
3475 see_initialize_data_structures, see_print_register_properties,
3476 see_print_pre_extension_expr, see_delete_merged_def_extension,
3477 see_delete_unmerged_def_extension, see_emit_use_extension,
3478 see_pre_delete_extension, see_map_extension, see_commit_changes,
3479 see_analyze_merged_def_local_prop,
3480 see_analyze_merged_def_local_prop,
3481 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
3482 see_set_prop_merged_def, see_set_prop_unmerged_def,
3483 see_set_prop_unmerged_use, see_print_one_extension,
3484 see_merge_one_use_extension, see_merge_one_def_extension,
3485 see_store_reference_and_extension, see_update_uses_relevancy,
3486 see_update_defs_relevancy): Likewise.
3487 * statistics.c (hash_statistics_hash, hash_statistics_eq,
3488 hash_statistics_free, curr_statistics_hash): Likewise.
3489 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
3490 expand_asm_operands, expand_return, case_bit_test_cmp,
3491 expand_case): Likewise.
3492 * stor-layout.c (start_record_layout): Likewise.
3493 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
3494 gt_pch_save_stringpool): Likewise.
3495 * tree-data-ref.c (hash_stmt_vertex_info,
3496 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
3497 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
3499 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
3502 * config/i386/i386.md : Change constraints of HImode and QImode
3503 immediate operands from "i" to "n". Change SImode "ni" constraint to
3504 "i" and SImode "rmi" constraint to "g". Remove all constraints
3505 from const0_operand and const1_operand predicated operands.
3506 (i): Change QImode and HImode attribute from "i" to "n".
3507 (*subqi_2): Change HImode operands to QImode.
3510 2008-06-25 Olivier Hainque <hainque@adacore.com>
3512 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
3515 2008-06-25 Richard Guenther <rguenther@suse.de>
3517 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
3518 not overflow the result type.
3520 2008-06-25 Richard Guenther <rguenther@suse.de>
3522 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
3523 (vn_lookup): Likewise.
3525 2008-06-25 Richard Guenther <rguenther@suse.de>
3527 PR tree-optimization/35518
3528 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
3529 * tree-sra.c (instantiate_element): Use fold_build3 to build
3531 (try_instantiate_multiple_fields): Likewise.
3533 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3535 * config/rs6000/rs6000.md: Change all string instruction's clobber to
3538 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3540 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
3541 use_backchain_to_restore_sp to true
3542 if the offset of the link register save area would go over the 32k - 1
3543 offset limit of the load
3546 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
3548 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
3549 anchor for the type-punning blurb. Cross-reference "Structures
3550 unions enumerations and bit-fields implementation". Provide a
3551 cast-through-pointer example. Make final sentence self-contained.
3552 * doc/implement-c.texi (Structures unions enumerations and
3553 bit-fields implementation): Cross-reference the type-punning blurb
3554 in the -fstrict-aliasing documentation.
3556 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3559 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
3560 the memory instead of the memory itself for the save area.
3562 2008-06-24 Olivier Hainque <hainque@adacore.com>
3563 Nicolas Roche <roche@adacore.com>
3565 * gengtype.c (srcdir_len): size_t instead of int.
3566 (get_file_realbasename): New function. For F a filename, the real
3567 basename of F, with all the path components stripped.
3568 (get_file_srcdir_relative_path): New function. For F a filename, the
3569 relative path to F from $(srcdir).
3570 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
3571 get_file_realbasename. Adjust the head comment.
3572 (get_prefix_langdir_index): New function. For F a filename, return the
3573 lang_dir_names[] relative index of the language directory that is
3575 (get_file_langdir): For F a filename, return the name of the language
3576 directory where F is located.
3577 (get_file_gtfilename): New function. The gt- output file name for an
3579 (get_output_file_with_visibility): Replace in-line computations with
3580 uses of get_file_gtfilename and get_prefix_langdir_index.
3581 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
3583 2008-06-24 Jakub Jelinek <jakub@redhat.com>
3585 PR tree-optimization/36504
3586 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
3587 references without base address.
3589 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3592 * calls.c (expand_call): Increase alignment for recursive functions.
3594 2008-06-23 Anatoly Sokolov <aesok@post.ru>
3596 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
3597 (TARGET_FUNCTION_VALUE): New define.
3598 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
3599 * config/avr/avr.h (FUNCTION_VALUE): Remove.
3601 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3603 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
3604 (fmod<mode>3): Ditto.
3605 (remainderxf3): Ditto.
3606 (remainder<mode>3): Ditto.
3608 2008-06-23 Jakub Jelinek <jakub@redhat.com>
3611 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
3612 REG is a hard register.
3614 PR tree-optimization/36508
3615 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
3616 499, don't check it at all in release compilers.
3618 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3620 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
3621 together with SSE_TARGET_MATH to disable insn pattern.
3622 (*fop_<MODEF:mode>_2_i387): Ditto.
3623 (*fop_<MODEF:mode>_3_i387): Ditto.
3625 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
3627 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
3629 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3632 * gimplify.c (gimplify_asm_expr): Check the return code of
3633 parse_output_constraint call, set function return and is_inout
3636 2008-06-22 Ian Lance Taylor <iant@google.com>
3638 * c-lex.c (narrowest_unsigned_type): Change itk to int.
3639 (narrowest_signed_type): Likewise.
3640 * c-typeck.c (c_common_type): Change local variable mclass to enum
3642 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
3643 tcc_comparison, not the tree code itself.
3644 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
3645 (c_expand_expr): Cast modifier to enum expand_modifier.
3646 * c-common.h (C_RID_CODE): Add casts.
3647 (C_SET_RID_CODE): Define.
3648 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
3649 (c_lex_one_token): Add cast to avoid warning.
3650 (c_parser_objc_type_name): Rename local typename to type_name.
3651 (check_no_duplicate_clause): Change code parameter to enum
3653 (c_parser_omp_var_list_parens): Change kind parameter to enum
3655 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
3656 c_parser_omp_list_var_parens.
3657 (c_parser_omp_threadprivate): Likewise.
3658 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
3659 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
3660 * c-format.c (NO_FMT): Define.
3661 (printf_length_specs): Use NO_FMT.
3662 (asm_fprintf_length_specs): Likewise.
3663 (gcc_diag_length_specs): Likewise.
3664 (scanf_length_specs): Likewise.
3665 (strfmon_length_specs): Likewise.
3666 (gcc_gfc_length_specs): Likewise.
3667 (printf_flag_specs): Change 0 to STD_C89.
3668 (asm_fprintf_flag_specs): Likewise.
3669 (gcc_diag_flag_specs): Likewise.
3670 (gcc_cxxdiag_flag_specs): Likewise.
3671 (scanf_flag_specs): Likewise.
3672 (strftime_flag_specs): Likewise.
3673 (strfmon_flag_specs): Likewise.
3674 (print_char_table): Likewise.
3675 (asm_fprintf_char_table): Likewise.
3676 (gcc_diag_char_table): Likewise.
3677 (gcc_tdiag_char_table): Likewise.
3678 (gcc_cdiag_char_table): Likewise.
3679 (gcc_cxxdiag_char_table): Likewise.
3680 (gcc_gfc_char_table): Likewise.
3681 (scan_char_table): Likewise.
3682 (time_char_table): Likewis.
3683 (monetary_char_table): Likewise.
3684 * c-format.h (BADLEN): Likewise.
3686 2008-06-21 Ian Lance Taylor <iant@google.com>
3688 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
3689 Define END_OF_BASE_TREE_CODES around inclusion.
3690 * tree.c (tree_code_type): New global array.
3691 (tree_code_length, tree_code_name): Likewise.
3692 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
3694 (all-tree.def, s-alltree): New targets.
3695 (gencheck.h, s-gencheck): Remove.
3696 (tree.o): Depend upon all-tree.def.
3697 (build/gencheck.o): Remove gencheck.h dependency.
3698 (mostlyclean): Don't remove gencheck.h.
3699 * c-common.h (enum c_tree_code): Remove.
3700 * c-lang.c (tree_code_type): Remove.
3701 (tree_code_length, tree_code_name): Remove.
3702 * gencheck.c (tree_codes): Include all-tree.def, rather than
3703 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
3705 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
3707 * cp/cp-tree.h (enum cplus_tree_code): Remove.
3708 (operator_name_info): Size to MAX_TREE_CODES.
3709 (assignment_operator_name_info): Likewise.
3710 * cp/cp-lang.c (tree_code_type): Remove.
3711 (tree_code_length, tree_code_name): Remove.
3712 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
3713 (assignment_operator_name_info): Likewise.
3714 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
3716 * cp/mangle.c (write_expression): Likewise.
3717 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
3718 * fortran/f95-lang.c (tree_code_type): Remove.
3719 (tree_code_length, tree_code_name): Remove.
3720 * java/java-tree.h (enum java_tree_code): Remove.
3721 * java/lang.c (tree_code_type): Remove.
3722 (tree_code_length, tree_code_name): Remove.
3723 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
3724 * objc/objc-act.h (enum objc_tree_code): Remove.
3725 * objc/objc-lang.c (tree_code_type): Remove.
3726 (tree_code_length, tree_code_name): Remove.
3727 * objcp/objcp-lang.c (tree_code_type): Remove.
3728 (tree_code_length, tree_code_name): Remove.
3729 * ada/ada-tree.h (enum gnat_tree_code): Remove.
3730 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
3731 * ada/misc.c (tree_code_type): Remove.
3732 (tree_code_length, tree_code_name): Remove.
3734 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
3736 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
3737 the grand_bitmap_obstack.
3739 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3741 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
3742 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
3743 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
3744 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
3745 move_stmt_r, new_label_mapper): Likewise.
3746 * tree-complex.c (cvc_lookup): Likewise.
3747 * tree-dfa.c (create_function_ann): Likewise.
3748 * tree-dump.c (dump_register): Likewise.
3749 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
3750 find_phi_replacement_condition): Likewise.
3751 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
3752 tree_function_versioning): Likewise.
3753 * tree-into-ssa.c (cmp_dfsnum): Likewise.
3754 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
3755 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
3756 get_nonlocal_debug_decl, convert_nonlocal_reference,
3757 convert_nonlocal_omp_clauses, get_local_debug_decl,
3758 convert_local_reference, convert_local_omp_clauses,
3759 convert_nl_goto_reference, convert_nl_goto_receiver,
3760 convert_tramp_reference, convert_call_expr): Likewise.
3761 * tree-outof-ssa.c (contains_tree_r): Likewise.
3762 * tree-parloops.c (reduction_phi, initialize_reductions,
3763 eliminate_local_variables_1, add_field_for_reduction,
3764 add_field_for_name, create_phi_for_local_result,
3765 create_call_for_reduction_1, create_loads_for_reductions,
3766 create_stores_for_reduction, create_loads_and_stores_for_name):
3768 * tree-phinodes.c (allocate_phi_node): Likewise.
3769 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
3770 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
3771 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
3772 * tree-ssa-coalesce.c (compare_pairs): Likewise.
3773 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
3774 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
3775 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
3776 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3777 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
3778 vn_nary_op_insert): Likewise.
3779 * tree-ssa.c (redirect_edge_var_map_add,
3780 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
3781 * tree-vectorizer.c (vectorize_loops): Likewise.
3782 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
3783 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
3784 tree_cons_stat, build1_stat, build_variant_type_copy,
3785 decl_init_priority_lookup, decl_fini_priority_lookup,
3786 decl_priority_info, decl_restrict_base_lookup,
3787 decl_restrict_base_insert, decl_debug_expr_lookup,
3788 decl_debug_expr_insert, decl_value_expr_lookup,
3789 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
3790 type_hash_add, get_file_function_name, tree_check_failed,
3791 tree_not_check_failed, tree_range_check_failed,
3792 omp_clause_range_check_failed, build_omp_clause,
3793 build_vl_exp_stat): Likewise.
3794 * value-prof.c (gimple_histogram_value,
3795 gimple_duplicate_stmt_histograms): Likewise.
3796 * var-tracking.c (attrs_list_insert, attrs_list_copy,
3797 unshare_variable, variable_union_info_cmp_pos, variable_union,
3798 dataflow_set_different_1, dataflow_set_different_2,
3799 vt_find_locations, variable_was_changed, set_variable_part,
3800 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
3801 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
3802 section_entry_hash, object_block_entry_eq,
3803 object_block_entry_hash, create_block_symbol,
3804 initialize_cold_section_name, default_function_rodata_section,
3805 strip_reg_name, set_user_assembler_name, const_desc_eq,
3806 build_constant_desc, output_constant_def, lookup_constant_def,
3807 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
3808 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
3809 default_internal_label): Likewise.
3810 * varray.c (varray_init, varray_grow): Likewise.
3811 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
3813 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
3815 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
3816 operators for "test" insn. Macroize insn using SWI mode macro.
3817 (*jcc_fused_2): Ditto.
3818 (*jcc_fused_3): Macroize insn using SWI mode macro.
3819 (*jcc_fused_4): Ditto.
3821 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
3823 * tree-ssa-pre.c: Fix typo in comment.
3824 (init_antic, fini_antic): Add explicit funtions for
3825 initializing and deinitializing ANTIC and AVAIL sets.
3826 (create_expression_by_pieces): Fix typo in comment.
3827 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
3828 (execute_pre): Eventually dump details about ANTIC_IN.
3830 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3832 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
3833 * gcc.c (translate_options, init_spec, store_arg, read_specs,
3834 add_to_obstack, file_at_path, find_a_file, execute,
3835 add_preprocessor_option, add_assembler_option, add_linker_option,
3836 process_command, insert_wrapper, do_option_spec, do_self_spec,
3837 spec_path, do_spec_1, is_directory, main, used_arg,
3838 getenv_spec_function): Likewise.
3839 * tlink.c (symbol_hash_lookup, file_hash_lookup,
3840 demangled_hash_lookup, symbol_push, file_push, frob_extension):
3843 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3845 * doc/rtl.texi: Updated subreg section.
3847 2008-06-19 Jakub Jelinek <jakub@redhat.com>
3850 * cgraphunit.c (cgraph_process_new_functions): Don't clear
3851 node->needed and node->reachable.
3852 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
3853 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
3854 (expand_task_call): Don't call expand_task_copyfn.
3855 (expand_task_copyfn): Renamed to...
3856 (finalize_task_copyfn): ... this.
3858 2008-06-19 Jan Hubicka <jh@suse.cz>
3860 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
3861 clobbering framepointer.
3863 2008-06-19 Jan Hubicka <jh@suse.cz>
3865 * tree-optimize.c (execute_early_local_optimizations): Set
3866 cgraph_state only at first invocation.
3868 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3870 * system.h (-Wc++-compat): Activate as a warning, no an error.
3872 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
3874 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
3875 instead of "#" in insn asm template.
3876 (*jcc_fused_2): Ditto.
3878 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
3880 * config/i386/i386.h (ix86_tune_indices)
3881 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
3882 (TARGET_FUSE_CMP_AND_BRANCH): New define.
3883 * config/i386/i386.md (*jcc_fused_1): New insn pattern
3884 (*jcc_fused_2): Ditto.
3885 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
3886 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
3887 (print operand): Handle 'E' and 'e' code.
3889 2008-06-19 Anatoly Sokolov <aesok@post.ru>
3891 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
3892 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3893 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3895 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
3897 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
3899 (cgraph_expand_function): Use local copy of decl.
3900 (cgraph_expand_all_functions): Remove redundant initialization of
3902 (cgraph_optimize): Reword internal_error message.
3904 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
3906 * arm-protos.h (arm_return_in_memory): Remove public
3907 arm_return_in_memory() prototype.
3908 * arm.c (arm_return_in_memory): Add static prototype, add target
3909 hook macro, change definition and comments.
3910 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
3912 2008-06-19 Ben Elliston <bje@au.ibm.com>
3914 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
3915 real.c: Remove references to IEEE 754R.
3916 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
3917 * doc/libgcc.texi (Decimal float library routines): Likewise.
3919 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3921 * targhooks.h (struct gcc_target): New member unwind_word_mode.
3922 (default_unwind_word_mode): Add prototype.
3923 * targhooks.c (default_unwind_word_mode): New function.
3924 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
3925 instead of word_mode.
3926 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
3927 (TARGET_INITIALIZER): Use it.
3929 * c-common.c (handle_mode_attribute): Support "unwind_word"
3931 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
3933 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
3934 word_mode to access SjLj_Function_Context member "data".
3935 (sjlj_emit_dispatch_table): Likewise. Also, perform type
3936 conversion from targetm.eh_return_filter_mode () to
3937 targetm.unwind_word_mode () if they differ.
3939 * builtin-types.def (BT_UNWINDWORD): New primitive type.
3940 (BT_FN_UNWINDWORD_PTR): New function type.
3941 (BT_FN_WORD_PTR): Remove.
3942 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
3943 * except.c (expand_builtin_extend_pointer): Convert pointer to
3944 targetm.unwind_word_mode () instead of word_mode.
3946 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
3947 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
3948 (spu_unwind_word_mode): New function.
3949 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
3950 (TARGET_UNWIND_WORD_MODE): Define.
3951 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
3953 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3955 * config/spu/spu.c (reg_align): Remove.
3956 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
3957 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
3958 (spu_split_store): Likewise.
3960 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
3962 * gcc/tree-vn.c: Fix typo in comment.
3964 2008-06-18 Jan Hubicka <jh@suse.cz>
3966 * cgraphunit.c (cgraph_optimize): Output debug info when doing
3967 toplevel reorder too.
3969 2008-06-18 Jan Hubicka <jh@suse.cz>
3971 * c-opts.c (c_common_post_options): PCH is not compatible with
3973 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
3974 -fno-toplevel-reorder by default now.
3976 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3978 PR documentation/30739
3979 * doc/install.texi (Prerequisites): Document dependency on awk.
3981 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
3982 Ian Lance Taylor <iant@google.com>
3984 PR rtl-optimization/35604
3985 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
3986 only want to change jump destinations, not eventual label comparisons.
3988 2008-06-16 Jan Hubicka <jh@suse.cz>
3990 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
3992 (cgraph_analyze_function): Likewise.
3994 2008-06-16 Jan Hubicka <jh@suse.cz>
3996 * cgraph.h (cgraph_mark_if_needed): New function.
3997 * cgraphunit.c (cgraph_mark_if_needed): New function.
3998 * c-decl.c (duplicate_decl): Use it.
4000 2008-06-16 Jan Hubicka <jh@suse.cz>
4002 * cgraph.c (cgraph_add_new_function): When in expansion state, do
4005 2008-06-16 Jan Hubicka <jh@suse.cz>
4007 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
4009 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
4010 Kazu Hirata <kazu@codesourcery.com>
4011 Maxim Kuvyrkov <maxim@codesourcery.com
4013 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
4014 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
4015 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
4016 EXTRA_SPEC_FUNCTIONS.
4017 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
4018 (DRIVER_SELF_SPECS): Adjust.
4019 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
4020 * config/mips/st.h, config/mips/t-st: New.
4021 * config/mips/driver-native.c, config/mips/x-native: New.
4022 * doc/invoke.texi (MIPS): Document 'native' value for -march and
4025 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4027 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
4029 (ISA_HAS_FP_CONDMOVE): New macro.
4030 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
4031 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
4032 (ISA_HAS_NMADD3_NMSUB3): New macro.
4033 * config/mips/mips.c (mips_rtx_costs): Update.
4034 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
4035 compiling for ST Loongson 2E/2F.
4036 (madd<mode>): Rename to madd4<mode>. Update.
4037 (madd3<mode>): New pattern.
4038 (msub<mode>): Rename to msub4<mode>. Update.
4039 (msub3<mode>): New pattern.
4040 (nmadd<mode>): Rename to nmadd4<mode>. Update.
4041 (nmadd3<mode>): New pattern.
4042 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
4043 (nmadd3<mode>_fastmath): New pattern.
4044 (nmsub<mode>): Rename to nmsub4<mode>. Update.
4045 (nmsub3<mode>): New pattern.
4046 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
4047 (nmsub3<mode>_fastmath): New pattern.
4048 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
4050 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
4052 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
4053 (DF_REF_INSN_INFO): New.
4054 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
4055 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
4056 with a NULL DF_REF_INSN_INFO.
4057 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
4059 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
4060 DF_INSN_INFO_EQ_USES): New.
4061 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
4062 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
4063 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
4064 * df-core.c: Update comment for above changes.
4065 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
4066 DF_INSN_UID_* macros.
4067 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
4068 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
4069 insn rtx. Update all callers.
4070 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
4071 df_ref_create_structure, df_insn_refs_collect): Likewise.
4072 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
4073 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
4074 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
4075 macros to access the insn refs.
4076 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
4077 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
4078 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
4079 for accessing the refs.
4080 (try_fwprop_subst): Likewise.
4081 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
4082 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
4083 for accessing the refs.
4084 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
4085 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
4086 to look at the insn refs.
4087 (record_uses): Likewise.
4088 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
4090 (mark_artificial_uses): Don't mark_insn for artificial refs.
4091 (mark_reg_rependencies): Likewise.
4093 * doc/rtl.texi: Remove documentation of ADDRESSOF.
4095 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4097 * configure: Regenerate.
4099 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4101 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
4102 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4103 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4105 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4107 * config/avr/avr.c (avr_mcu_t): Add attiny167.
4108 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4109 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4111 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4113 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
4114 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4115 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4117 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
4119 * tree-ssa-sccvn.c: Fix format of comments.
4121 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
4123 * cgraph.c: Remove unneeded forward declarations of eq_node()
4126 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
4128 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
4130 (see_update_relevancy): Likewise.
4131 * fwprop.c (try_fwprop_subst): Likewise.
4132 * rtlanal.c (noop_move_p): Likewise.
4133 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
4134 notes to non-existing libcall blocks.
4135 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
4137 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
4138 (dead_libcall_p): Remove.
4139 (delete_trivially_dead_insns): Don't use it.
4140 * web.c (union_defs): Remove comment about keeping nops.
4141 * gcse.c (hash_scan_insn): Don't take libcall pointers.
4142 (compute_hash_table_work): Don't track libcall notes.
4143 (do_local_cprop): Don't take libcall pointers. Don't update
4145 (adjust_libcall_notes): Deleted.
4146 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
4147 ever have existed in the first place).
4148 (replace_store_insn): Don't try to remove libcall notes.
4149 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
4150 (resolve_reg_notes): Don't call them.
4151 (resolve_simple_move): Likewise.
4152 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
4153 Don't remove REG_RETVAL notes.
4154 * emit-rtl.c (try_split): Don't update libcall notes.
4155 (emit_copy_of_insn_after): Dito.
4156 * cselib.c (cselib_current_insn_in_libcall): Remove.
4157 (cselib_process_insn): Don't set/clear it.
4158 (new_elt_loc_list): Don't record it.
4159 (cselib_init): Don't initialize it.
4160 * cselib.c (struct elt_loc_list): Remove in_libcall field.
4161 * loop-invariant.c (find_invariant_insn): Don't look for libcall
4163 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
4164 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
4165 (init_deps): Don't initialize it.
4166 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
4167 * combine.c (delete_noop_moves): Don't update libcall notes.
4168 (can_combine_p): Remove now pointless #if 0 block.
4169 (try_combine): Remove another obsolete #if 0 block.
4170 (distribute_notes): Don't distribute libcall notes.
4171 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
4172 * dce.c (libcall_dead_p): Remove.
4173 (delete_unmarked_insns): Don't handle libcall blocks.
4174 (preserve_libcall_for_dce): Remove.
4175 (prescan_insns_for_dce): Don't special-case libcall block insns.
4176 * reload1 (reload): Don't handle libcall notes.
4177 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
4180 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
4182 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
4183 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4184 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4186 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
4188 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
4189 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4190 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4192 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4194 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
4196 2008-06-16 Ira Rosen <irar@il.ibm.com>
4198 PR tree-optimization/36493
4199 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
4200 the arguments list. Use VECTYPE to create vector pointer.
4201 (vectorizable_store): Fail if accesses through a pointer to vectype
4202 do not alias the original memory reference operands.
4203 Call vect_create_data_ref_ptr without the removed argument.
4204 (vectorizable_load): Likewise.
4205 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
4208 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
4211 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
4214 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
4216 * config/mips/loongson2ef.md: New file.
4217 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
4218 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
4219 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
4220 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
4221 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
4223 (loongson2ef.md): New include.
4224 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
4225 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
4226 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
4227 (loongson_gt_<mode>, loongson_extract_halfword)
4228 (loongson_insert_halfword_0, loongson_insert_halfword_2)
4229 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
4230 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
4231 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
4232 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
4233 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
4234 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
4235 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
4236 (vec_interleave_low<mode>): Define type attribute.
4237 * config/mips/mips.c (mips_ls2): New static variable.
4238 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
4239 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
4240 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
4241 Implement target scheduling hooks.
4242 (mips_multipass_dfa_lookahead): Update to handle tuning for
4244 (mips_sched_init): Initialize data for Loongson scheduling.
4245 (mips_ls2_variable_issue): New static function.
4246 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
4248 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
4249 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
4250 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
4251 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
4252 Handle ST Loongson 2E/2F cores.
4253 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
4255 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4257 * omp-low.c (extract_omp_for_data): Fix comment typo.
4260 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4262 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
4263 FIXME note about gcc/config.guess.
4264 * doc/options.texi (Option file format): Remove non-ASCII bytes.
4265 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
4266 * doc/cppopts.texi: Likewise.
4267 * doc/extend.texi: Likewise.
4268 * doc/gcc.texi: Likewise.
4269 * doc/gccint.texi: Likewise.
4270 * doc/gcov.texi: Likewise.
4271 * doc/gty.texi: Likewise.
4272 * doc/hostconfig.texi: Likewise.
4273 * doc/install.texi: Likewise.
4274 * doc/invoke.texi: Likewise.
4275 * doc/loop.texi: Likewise.
4276 * doc/makefile.texi: Likewise.
4277 * doc/md.texi: Likewise.
4278 * doc/passes.texi: Likewise.
4279 * doc/tm.texi: Likewise.
4280 * doc/tree-ssa.texi: Likewise.
4281 * doc/trouble.texi: Likewise.
4283 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
4284 Nathan Sidwell <nathan@codesourcery.com>
4285 Maxim Kuvyrkov <maxim@codesourcery.com>
4286 Richard Sandiford <rdsandiford@googlemail.com>
4288 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
4289 * config/mips/mips-protos.h (mips_expand_vector_init): New.
4290 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
4292 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
4293 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
4294 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
4296 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
4297 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
4298 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
4299 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
4300 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
4301 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
4302 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
4303 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
4304 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
4305 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
4306 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
4307 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
4308 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
4309 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
4310 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
4311 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
4312 (mips_builtins): Add Loongson builtins.
4313 (mips_loongson_2ef_bdesc): New.
4314 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
4315 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
4316 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
4317 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
4319 (mips_expand_vector_init): New.
4320 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
4321 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
4323 * config/mips/mips.md: Add unspec numbers for Loongson
4324 builtins. Include loongson.md.
4325 (MOVE64): Include Loongson vector modes.
4326 (SPLITF): Include Loongson vector modes.
4327 (HALFMODE): Handle Loongson vector modes.
4328 * config/mips/loongson.md: New.
4329 * config/mips/loongson.h: New.
4330 * config.gcc: Add loongson.h header for mips*-*-* targets.
4331 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
4333 2008-06-14 Joseph Myers <joseph@codesourcery.com>
4335 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
4336 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
4337 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
4338 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
4339 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
4340 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
4341 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
4342 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
4343 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
4344 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
4345 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
4346 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
4347 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
4348 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
4349 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
4350 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
4351 Remove use_fixproto=yes.
4352 (ia64*-*-hpux*): Remove comment about using fixproto.
4353 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
4355 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4357 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
4359 * configure: Regenerate.
4361 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
4364 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
4365 before evaluating it.
4367 2008-06-13 Jakub Jelinek <jakub@redhat.com>
4370 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
4371 nested inline functions.
4372 (start_decl, start_function): Don't invert DECL_EXTERNAL
4373 for nested inline functions.
4375 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
4377 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
4378 splits that must be made for correctness.
4380 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
4382 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
4383 (AVAIL_NON_MIPS16): Likewise.
4384 (mips_builtin_description): Replace target_flags with a predicate.
4385 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
4386 (dspr2_32): New availability predicates.
4387 (MIPS_BUILTIN): New macro.
4388 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
4389 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
4390 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
4391 Replace the TARGET_FLAGS parameters with AVAIL parameters.
4392 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
4393 (mips_dsp_32only_bdesc): Merge into...
4394 (mips_builtins): ...this new array.
4395 (mips_bdesc_map, mips_bdesc_arrays): Delete.
4396 (mips_init_builtins): Update after above changes.
4397 (mips_expand_builtin_1): Merge into...
4398 (mips_expand_builtin): ...here and update after above changes.
4400 2008-06-12 Paul Brook <paul@codesourcery.com>
4402 * longlong.h (__arm__): Define count_leading_zeros.
4403 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
4404 (clzsi2, clzdi2): New functions.
4405 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
4406 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
4407 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
4408 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
4409 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
4410 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
4411 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
4412 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4413 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
4414 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
4416 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
4418 * config/m68k/m68k.c (m68k_tune_flags): New.
4419 (override_options): Compute m68k_tune_flags.
4420 (MULL_COST, MULW_COST): Update for various variants of CFV2.
4421 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
4423 2008-06-12 Jakub Jelinek <jakub@redhat.com>
4426 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
4428 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
4430 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
4431 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
4433 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
4435 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
4436 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
4438 2008-06-12 Jakub Jelinek <jakub@redhat.com>
4441 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
4444 2008-06-12 Richard Guenther <rguenther@suse.de>
4446 PR tree-optimization/36345
4447 * tree-flow.h (struct ptr_info_def): Align escape_mask,
4448 add memory_tag_needed flag.
4449 (may_alias_p): Declare.
4450 * tree-ssa-alias.c (may_alias_p): Export.
4451 (set_initial_properties): Use memory_tag_needed flag.
4452 (update_reference_counts): Likewise.
4453 (reset_alias_info): Reset memory_tag_needed flag.
4454 (create_name_tags): Check memory_tag_needed flag.
4455 (dump_points_to_info_for): Dump it.
4456 * tree-ssa-structalias.c (struct variable_info): Remove
4457 directly_dereferenced flag.
4458 (new_var_info): Do not initialize it.
4459 (process_constraint_1): Do not set it.
4460 (update_alias_info): Set is_dereferenced flag.
4461 (set_uids_in_ptset): Use may_alias_p.
4462 (set_used_smts): Check memory_tag_needed flag.
4463 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
4464 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
4465 memory_tag_needed flag.
4466 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
4469 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
4471 * config/i386/i386.c (ix86_compute_frame_layout): Disable
4472 red zone for w64 abi.
4473 (ix86_expand_prologue): Likewise.
4474 (ix86_force_to_memory): Likewise.
4475 (ix86_free_from_memory): Likewise.
4477 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
4480 * config/rs6000/rs6000.c (rs6000_override_options): Set
4481 rs6000_isel conditionally to the absence of comand line override.
4482 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4483 Remove duplicate rs6000_isel setting.
4484 * config/rs6000/eabispe.h: Ditto.
4486 2008-06-11 Richard Guenther <rguenther@suse.de>
4488 * alias.c (get_alias_set): Use the element alias-set for arrays.
4489 (record_component_aliases): For arrays and vectors do nothing.
4490 * c-common.c (strict_aliasing_warning): Handle the cases
4491 of alias set zero explicitly.
4492 * Makefile.in (dfp.o-warn): Add -Wno-error.
4494 2008-06-11 Joseph Myers <joseph@codesourcery.com>
4496 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
4498 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
4499 tune_32 tune_64 to supported_defaults. Allow values not
4500 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
4501 x86_64. Do not override cpu_32 or cpu_64 values from target name.
4502 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
4503 with_cpu_64 to generic for 64-bit-supporting configurations, not
4504 with_cpu. Remove FIXMEs.
4505 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
4506 --with-arch-64, --with-tune-32, --with-tune-64): Document.
4507 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
4508 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
4509 arch_32 and arch_64.
4511 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
4512 Olivier Hainque <hainque@adacore.com>
4514 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
4515 Use DECL_SIZE_UNIT to retrieve the size of the field.
4517 2008-06-11 Joseph Myers <joseph@codesourcery.com>
4519 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
4520 with function calls after declarations. Lay out
4521 neon_float_type_node before further use.
4523 2008-06-11 Richard Guenther <rguenther@suse.de>
4525 * tree-flow.h (may_point_to_global_var): Declare.
4526 * tree-ssa-alias.c (may_point_to_global_var): New function.
4527 * tree-ssa-sink.c (is_hidden_global_store): Use it.
4529 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
4531 * configure.ac: Teach that fido supports .debug_line.
4532 * configure: Regenerate.
4534 2008-06-10 Tom Tromey <tromey@redhat.com>
4536 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
4539 2008-06-10 Joseph Myers <joseph@codesourcery.com>
4541 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
4542 (encode_decimal64, decode_decimal64, encode_decimal128,
4543 decode_decimal128): Reverse order of 32-bit parts of value if host
4544 and target endianness differ.
4546 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
4548 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
4549 Avoid division by 0.
4550 (tree_mod_pow2_value_transform): Likewise.
4551 (tree_ic_transform): Likewise.
4552 (tree_stringops_transform): Likewise.
4553 (tree_mod_subtract_transform): Likewise.
4554 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
4555 (copy_edges_for_bb): Likewise.
4556 (initialize_cfun): Likewise.
4558 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
4560 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
4561 nonmemory_operand. Add "N" operand constraint.
4563 (*jcc_btdi_mask_rex64): New instruction and split pattern.
4564 (*jcc_btsi_mask): Ditto.
4565 (*jcc_btsi_mask_1): Ditto.
4567 2008-06-10 Joseph Myers <joseph@codesourcery.com>
4569 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
4570 TYPE_CANONICAL for copied element type.
4572 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
4575 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
4576 Add m_CORE2 and m_GENERIC.
4577 * config/i386/predicates.md (bt_comparison_operator): New predicate.
4578 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
4580 (*jcc_btdi_rex64): New instruction and split pattern.
4582 (*jcc_btsi_1): Ditto.
4583 (*btsq): Fix Intel asm dialect operand order.
4587 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
4590 * simplify-rtx.c (simplify_subreg): Add check for shift count
4593 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
4595 * doc/md.texi: Synchronize with later constraints.md change.
4596 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
4597 with a C implementation.
4598 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
4600 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
4601 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
4602 when moving to and from MD_REGNUM.
4603 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
4604 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
4605 Handle byte and halfword moves.
4606 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
4608 * config/mips/constraints.md (h): Turn into NO_REGS.
4609 (l, x): Update documentation.
4610 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
4611 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
4612 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
4613 (HILO): New mode iterator.
4615 (any_div): New code iterator.
4616 (u): Extend code attribute to div and udiv.
4617 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
4618 d_operand in the splitters. Remove redundant CONST_INT checks.
4619 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
4620 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
4621 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
4622 accordingly, using normal moves instead of unspecs to move LO into
4623 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
4624 (<u>mulsidi3): Handle expansion in C code.
4625 (<u>mulsidi3_32bit_internal): Rename to...
4626 (<u>mulsidi3_32bit): ...this.
4627 (<u>mulsidi3_32bit_r4000): Fix insn separator.
4628 (*<u>mulsidi3_64bit): Rename to...
4629 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
4630 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
4631 to set LO and HI to the multiplication result. Use a normal move
4632 for MFLO and an unspec for MFHI.
4633 (*<u>mulsidi3_64bit_parts): Replace with...
4634 (<u>mulsidi3_64bit_hilo): ...this new instruction.
4635 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
4636 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
4637 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
4638 instead of HI. Split the instruction into a separate multiplication
4639 and MFHI if !TARGET_FIX_R4000.
4640 (<su>muldi3_highpart): Likewise.
4641 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
4642 and the "=h" clobber.
4643 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
4644 (<u>mulditi3): New expander.
4645 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
4646 (madsi): Remove "=h" clobber.
4647 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
4648 Force the modulus result to be a GPR and split the instruction into
4649 a division followed by an MFHI after reload.
4650 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
4651 (*lea_high64): Use d_operand in the define_peephole2. Likewise
4652 the MIPS16 HIGH define_split.
4653 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
4654 of acc<->gpr moves to "multi".
4655 (*movdi_64bit): Replace the single "x" alternative with
4656 alternatives for moving into and out of "a".
4657 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
4658 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
4659 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
4660 Use d_operand in the splitters. Remove redundant CONST_INT checks.
4661 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
4662 (movti): New expander.
4663 (*movti, *movti_mips16): New insns.
4664 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
4665 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
4666 (mthi<GPR:mode>_<HILO:mode>): Likewise.
4667 * config/mips/predicates.md (fpr_operand): Delete.
4668 (d_operand): New predicate.
4670 2008-06-09 Michael Meissner <michael.meissner@amd.com>
4672 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
4673 failure on some Bourne shells.
4674 (x86_64-*-*): Ditto.
4676 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
4678 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
4680 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4682 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
4683 (sparc-sun-solaris2*): Likewise.
4685 2008-06-09 Arnaud Charlet <charlet@adacore.com
4687 * doc/install.texi: Update requirements to build the Ada compiler.
4689 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
4691 * df-scan.c (struct df_scan_problem_data): Remove the
4692 mw_link_pool alloc pool.
4693 (df_scan_free_internal): Don't free it.
4694 (df_scan_alloc): Don't allocate it.
4695 * df.h (struct df_link): Update comment.
4697 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
4699 * except.h: Correct checks for when SJLJ exceptions must be used.
4701 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4703 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
4706 2008-06-08 Joseph Myers <joseph@codesourcery.com>
4708 PR tree-optimization/36218
4709 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
4710 configure for the build system.
4711 (BUILD_LDFLAGS): Define.
4712 * configure: Regenerate.
4713 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
4715 2008-07-08 Anatoly Sokolov <aesok@post.ru>
4718 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
4719 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
4720 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
4722 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
4724 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
4726 2008-06-07 Joseph Myers <joseph@codesourcery.com>
4728 * config.gcc (Obsolete configurations): Remove list of
4730 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
4731 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
4732 targets matched by those patterns.
4733 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
4734 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
4735 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
4736 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
4737 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4738 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
4739 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
4740 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
4741 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
4742 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
4743 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
4744 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
4745 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
4746 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
4747 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
4748 Make code for Solaris 7 and greater unconditional for Solaris.
4749 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
4750 Remove --with-* handling.
4751 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
4752 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
4753 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
4754 LINK_OS_WINDISS_SPEC): Remove.
4755 * config/rs6000/sysv4.opt (mwindiss): Remove.
4756 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
4757 * configure: Regenerate.
4758 * doc/cpp.texi: Don't mention BeOS.
4759 * doc/extend.texi (interrupt): Don't mention MS1.
4760 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
4761 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
4762 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
4763 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
4764 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
4766 * doc/invoke.texi (MT Options): Remove.
4767 (-mwindiss): Remove.
4768 (CRIS Options): Remove cris-axis-aout references.
4769 (HPPA Options): Don't mention hppa1.1-*-pro.
4770 * doc/md.texi: (MorphoTech family): Remove.
4771 * libgcc2.c: Don't handle UWIN.
4772 * config/alpha/t-unicosmk: Remove.
4773 * config/alpha/unicosmk.h: Remove.
4774 * config/arm/kaos-arm.h: Remove.
4775 * config/arm/kaos-strongarm.h: Remove.
4776 * config/arm/strongarm-coff.h: Remove.
4777 * config/arm/strongarm-elf.h: Remove.
4778 * config/arm/strongarm-pe.h: Remove.
4779 * config/arm/t-strongarm-pe: Remove.
4780 * config/arm/t-xscale-coff: Remove.
4781 * config/arm/t-xscale-elf: Remove.
4782 * config/arm/xscale-coff.h: Remove.
4783 * config/arm/xscale-elf.h: Remove.
4784 * config/chorus.h: Remove.
4785 * config/cris/aout.h: Remove.
4786 * config/cris/aout.opt: Remove.
4787 * config/cris/t-aout: Remove.
4788 * config/i386/beos-elf.h: Remove.
4789 * config/i386/kaos-i386.h: Remove.
4790 * config/i386/ptx4-i.h: Remove.
4791 * config/i386/sco5.h: Remove.
4792 * config/i386/sco5.opt: Remove.
4793 * config/i386/sysv4-cpp.h: Remove.
4794 * config/i386/sysv5.h: Remove.
4795 * config/i386/t-beos: Remove.
4796 * config/i386/t-sco5: Remove.
4797 * config/i386/t-uwin: Remove.
4798 * config/i386/uwin.asm: Remove.
4799 * config/i386/uwin.h: Remove.
4800 * config/kaos.h: Remove.
4801 * config/mips/windiss.h: Remove.
4802 * config/mt: Remove directory.
4803 * config/pa/pa-osf.h: Remove.
4804 * config/pa/pa-pro-end.h: Remove.
4805 * config/pa/t-pro: Remove.
4806 * config/ptx4.h: Remove.
4807 * config/rs6000/beos.h: Remove.
4808 * config/rs6000/kaos-ppc.h: Remove.
4809 * config/rs6000/t-beos: Remove.
4810 * config/rs6000/windiss.h: Remove.
4811 * config/sh/kaos-sh.h: Remove.
4812 * config/sol2-6.h: Remove.
4813 * config/sparc/sol26-sld.h: Remove.
4814 * config/sparc/sysv4-only.h: Remove.
4815 * config/vax/bsd.h: Remove.
4816 * config/vax/t-memfuncs: Remove.
4817 * config/vax/ultrix.h: Remove.
4818 * config/vax/vaxv.h: Remove.
4819 * config/windiss.h: Remove.
4821 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
4823 PR rtl-optimization/36438
4824 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
4825 for vector shifts with constant scalar shift operands.
4827 2008-06-06 Sandip Matte <sandip@rmicorp.com>
4829 * doc/invoke.texi: Document -march=xlr.
4830 * config/mips/xlr.md: New file.
4831 * config/mips/mips.md: Include it.
4833 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
4834 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
4835 (mips_rtx_cost_data): Likewise.
4837 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
4839 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
4840 PRE_INC and PRE_DEC cases.
4842 2008-06-06 Jakub Jelinek <jakub@redhat.com>
4844 PR rtl-optimization/36419
4845 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
4846 the emitting jump insn.
4849 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
4850 is not bool, boolify the whole *expr_p and convert to the desired type.
4852 2008-06-06 Jakub Jelinek <jakub@redhat.com>
4854 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
4855 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
4856 Add omp_private_outer_ref hook, add another argument to
4857 omp_clause_default_ctor hook.
4858 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
4859 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
4860 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
4861 hook_tree_tree_tree_tree_null.
4862 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
4863 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
4864 * hooks.c (hook_tree_tree_tree_tree_null): New function.
4865 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
4866 * tree.def (OMP_TASK): New tree code.
4867 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
4868 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
4869 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
4870 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
4871 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
4872 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
4873 OMP_CLAUSE_COLLAPSE_EXPR): Define.
4874 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
4875 (OMP_DIRECTIVE_P): Add OMP_TASK.
4876 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
4877 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
4878 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
4879 and OMP_CLAUSE_UNTIED entries.
4880 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
4882 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
4883 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
4884 * tree-pretty-print.c (dump_omp_clause): Handle
4885 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
4886 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
4887 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
4888 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
4889 warning about unsigned iterators. Change decl/init/cond/incr
4890 arguments to TREE_VECs, check arguments for all collapsed loops.
4891 (c_finish_omp_taskwait): New function.
4892 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
4894 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
4895 default_function_array_conversion on init. Add par_clauses argument.
4896 If decl is present in parallel's lastprivate clause, change it to
4897 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
4898 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
4899 collapse count in clauses.
4900 (c_parser_omp_for, c_parser_omp_parallel): Adjust
4901 c_parser_omp_for_loop callers.
4902 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
4903 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
4904 (c_parser_omp_clause_name): Handle collapse and untied clauses.
4905 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
4907 (c_parser_omp_clause_schedule): Handle schedule(auto).
4908 Include correct location in the error message.
4909 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
4910 and PRAGMA_OMP_CLAUSE_UNTIED.
4911 (OMP_TASK_CLAUSE_MASK): Define.
4912 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
4913 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
4914 * tree-nested.c (convert_nonlocal_omp_clauses,
4915 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
4916 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
4917 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
4918 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
4920 (conver_nonlocal_reference, convert_local_reference,
4921 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
4922 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
4923 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
4924 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
4925 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
4926 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
4927 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
4928 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
4929 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
4931 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
4932 * c-common.h (c_finish_omp_taskwait): New prototype.
4933 * gimple-low.c (lower_stmt): Handle OMP_TASK.
4934 * tree-parloops.c (create_parallel_loop): Create 1 entry
4935 vectors for OMP_FOR_{INIT,COND,INCR}.
4936 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4937 (make_edges): Handle OMP_TASK.
4938 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
4939 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
4940 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
4941 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
4942 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
4943 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
4944 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
4945 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
4946 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
4947 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
4948 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
4949 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
4950 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
4951 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
4952 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
4953 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
4954 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
4955 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
4956 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
4957 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
4958 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
4959 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
4960 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
4961 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
4962 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
4963 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
4964 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
4965 original iterator is present in lastprivate clause or if
4966 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
4967 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
4968 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
4969 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
4970 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
4971 if it is set, lookup var in outer contexts too. Handle
4972 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
4973 to be implicitly determined firstprivate for task regions.
4974 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
4975 if it is set, lookup var in outer contexts too. Set
4976 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
4977 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
4978 OMP_CLAUSE_UNTIED. Take region_type as last argument
4979 instead of in_parallel and in_combined_parallel.
4980 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
4982 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
4983 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
4984 (new_omp_context): Set default_kind to
4985 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
4986 (omp_region_type): New enum.
4987 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
4988 fields, add region_type.
4989 (new_omp_context): Take region_type as argument instead of is_parallel
4990 and is_combined_parallel.
4991 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
4992 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
4993 ctx->is_combined_parallel checks.
4994 (gimplify_omp_task): New function.
4995 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
4997 * omp-low.c (extract_omp_for_data): Use schedule(static)
4998 for schedule(auto). Handle pointer and unsigned iterators.
4999 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
5000 Add loops argument. Extract data for collapsed OMP_FOR loops.
5001 (expand_parallel_call): Assert sched_kind isn't auto,
5002 map runtime schedule to index 3.
5003 (struct omp_for_data_loop): New type.
5004 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
5005 Add loop, loops, collapse and iter_type fields.
5006 (workshare_safe_to_combine_p): Disallow combined for if
5007 iter_type is unsigned long long. Don't combine collapse > 1 loops
5008 unless all bounds and steps are constant. Adjust extract_omp_for_data
5010 (expand_omp_for_generic): Handle pointer, unsigned and long long
5011 iterators. Handle collapsed OMP_FOR loops. Adjust
5012 for struct omp_for_data changes. If libgomp function doesn't return
5013 boolean_type_node, add comparison of the return value with 0.
5014 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
5015 pointer, unsigned and long long iterators. Adjust for struct
5016 omp_for_data changes.
5017 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
5018 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
5019 unsigned long long. Allocate loops array, pass it to
5020 extract_omp_for_data. For collapse > 1 loops use always
5021 expand_omp_for_generic.
5022 (omp_context): Add sfield_map and srecord_type fields.
5023 (is_task_ctx, lookup_sfield): New functions.
5024 (use_pointer_for_field): Use is_task_ctx helper. Change first
5025 argument's type from const_tree to tree. Clarify comment.
5026 In OMP_TASK disallow copy-in/out sharing.
5027 (build_sender_ref): Call lookup_sfield instead of lookup_field.
5028 (install_var_field): Add mask argument. Populate both record_type
5029 and srecord_type if needed.
5030 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
5032 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
5033 and DECL_FIELD_OFFSET.
5034 (scan_sharing_clauses): Adjust install_var_field callers. For
5035 firstprivate clauses on explicit tasks allocate the var by value in
5036 record_type unconditionally, rather than by reference.
5037 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
5038 Use is_taskreg_ctx instead of is_parallel_ctx.
5039 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
5040 (create_omp_child_function_name): Add task_copy argument, use
5041 *_omp_cpyfn* names if it is true.
5042 (create_omp_child_function): Add task_copy argument, if true create
5043 *_omp_cpyfn* helper function.
5044 (scan_omp_parallel): Adjust create_omp_child_function callers.
5045 Rename parallel_nesting_level to taskreg_nesting_level.
5046 (scan_omp_task): New function.
5047 (lower_rec_input_clauses): Don't run constructors for firstprivate
5048 explicit task vars which are initialized by *_omp_cpyfn*.
5049 Pass outer var ref to omp_clause_default_ctor hook if
5050 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
5051 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
5052 OMP_CLAUSE_REDUCTION_INIT.
5053 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
5054 avoid duplicate setting of fields. Handle
5055 OMP_CLAUSE_PRIVATE_OUTER_REF.
5056 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
5057 copy-out if TREE_READONLY, only copy-in.
5058 (expand_task_copyfn): New function.
5059 (expand_task_call): New function.
5060 (struct omp_taskcopy_context): New type.
5061 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
5063 (lower_omp_parallel): Rename to...
5064 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
5065 Call create_task_copyfn if srecord_type is needed. Adjust
5067 (task_shared_vars): New variable.
5068 (check_omp_nesting_restrictions): Warn if work-sharing,
5069 barrier, master or ordered region is closely nested inside OMP_TASK.
5070 Add warnings for barrier if closely nested inside of work-sharing,
5071 ordered, or master region.
5072 (scan_omp_1): Call check_omp_nesting_restrictions even for
5073 GOMP_barrier calls. Rename parallel_nesting_level to
5074 taskreg_nesting_level. Handle OMP_TASK.
5075 (lower_lastprivate_clauses): Even if some lastprivate is found on a
5076 work-sharing construct, continue looking for them on parent parallel
5078 (lower_omp_for_lastprivate): Add lastprivate clauses
5079 to the beginning of dlist rather than end. Adjust for struct
5080 omp_for_data changes.
5081 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
5082 not after it. Handle collapsed OMP_FOR loops, adjust for
5083 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
5084 (get_ws_args_for): Adjust extract_omp_for_data caller.
5085 (scan_omp_for): Handle collapsed OMP_FOR
5086 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
5087 (lower_omp_single_simple): If libgomp function doesn't return
5088 boolean_type_node, add comparison of the return value with 0.
5089 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
5090 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
5091 (parallel_nesting_level): Rename to...
5092 (taskreg_nesting_level): ... this.
5093 (is_taskreg_ctx): New function.
5094 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
5096 (execute_lower_omp): Rename parallel_nesting_level to
5097 taskreg_nesting_level.
5098 (expand_omp_parallel): Rename to...
5099 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
5100 Call omp_task_call for OMP_TASK regions.
5101 (expand_omp): Adjust caller, handle OMP_TASK.
5102 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
5104 * bitmap.c (bitmap_default_obstack_depth): New variable.
5105 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
5106 if argument is NULL and bitmap_default_obstack is already initialized.
5107 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
5109 * matrix-reorg.c (matrix_reorg): Likewise.
5111 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
5113 * config/i386/i386.md (*indirect_jump): Macroize using P
5114 mode iterator. Remove !TARGET_64BIT from insn constraints.
5115 (*tablejump_1): Ditto.
5116 (*indirect_jump_rex64): Remove insn pattern.
5117 (*tablejump_1_rex64): Ditto.
5118 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
5119 and eh_return_si insn patterns.
5121 2008-06-06 Richard Guenther <rguenther@suse.de>
5123 * tree-ssa-structalias.c (merge_smts_into): Remove.
5124 (find_what_p_points_to): Do not bother to compute the
5125 points-to set for pt_anything pointers.
5126 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
5127 for pt_anything pointers is ok.
5129 2008-06-06 Jan Hubicka <jh@suse.cz>
5131 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
5133 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5135 * cgraph.c: Fix typos in comments.
5136 (cgraph_availability_names): Fix string typo.
5137 * fold-const.c: Fix typos in comments.
5138 (fold_binary): Fix typo in warning.
5139 * genautomata.c: Fix typos in comments.
5140 (check_presence_pattern_sets): Fix typo in local variable.
5141 (output_description): Fix typo in output.
5142 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
5143 * hwint.h: Likewise.
5144 * matrix-reorg.c (check_allocation_function): Likewise.
5145 * omega.c (smooth_weird_equations): Likewise.
5146 * auto-inc-dec.c: Fix typos in comments.
5147 * bb-reorder.c: Likewise.
5148 * builtins.c: Likewise.
5149 * c-common.c: Likewise.
5150 * c-cppbuiltin.c: Likewise.
5151 * c-parser.c: Likewise.
5152 * c-pretty-print.c: Likewise.
5153 * cfgcleanup.c: Likewise.
5154 * cfgexpand.c: Likewise.
5155 * cfghooks.c: Likewise.
5156 * cfglayout.c: Likewise.
5157 * cfgloopmanip.c: Likewise.
5158 * cgraphunit.c: Likewise.
5159 * coverage.c: Likewise.
5160 * dbxout.c: Likewise.
5161 * df-byte-scan.c: Likewise.
5162 * df-core.c: Likewise.
5163 * df-problems.c: Likewise.
5164 * df-scan.c: Likewise.
5166 * dominance.c: Likewise.
5167 * domwalk.c: Likewise.
5169 * dwarf2out.c: Likewise.
5170 * emit-rtl.c: Likewise.
5171 * et-forest.c: Likewise.
5172 * function.c: Likewise.
5173 * function.h: Likewise.
5175 * gcov-io.c: Likewise.
5178 * genattrtab.c: Likewise.
5179 * ggc-page.c: Likewise.
5180 * gimplify.c: Likewise.
5181 * gthr-lynx.h: Likewise.
5182 * haifa-sched.c: Likewise.
5183 * ipa-cp.c: Likewise.
5184 * ipa-inline.c: Likewise.
5185 * ipa-prop.h: Likewise.
5186 * ipa-pure-const.c: Likewise.
5187 * ipa-struct-reorg.c: Likewise.
5188 * ipa-struct-reorg.h: Likewise.
5189 * ipa-type-escape.c: Likewise.
5191 * loop-doloop.c: Likewise.
5192 * mips-tfile.c: Likewise.
5193 * mkmap-flat.awk: Likewise.
5194 * mkmap-symver.awk: Likewise.
5195 * modulo-sched.c: Likewise.
5196 * omp-low.c: Likewise.
5197 * optabs.c: Likewise.
5198 * optabs.h: Likewise.
5200 * passes.c: Likewise.
5201 * postreload-gcse.c: Likewise.
5202 * postreload.c: Likewise.
5203 * predict.c: Likewise.
5204 * pretty-print.h: Likewise.
5205 * profile.c: Likewise.
5206 * protoize.c: Likewise.
5207 * ra-conflict.c: Likewise.
5209 * recog.c: Likewise.
5210 * regclass.c: Likewise.
5212 * reload.c: Likewise.
5213 * rtl-error.c: Likewise.
5214 * rtlanal.c: Likewise.
5216 * sched-rgn.c: Likewise.
5219 * target.h: Likewise.
5220 * tree-dfa.c: Likewise.
5221 * tree-eh.c: Likewise.
5222 * tree-flow-inline.h: Likewise.
5223 * tree-inline.c: Likewise.
5224 * tree-into-ssa.c: Likewise.
5225 * tree-loop-distribution.c: Likewise.
5226 * tree-nested.c: Likewise.
5227 * tree-parloops.c: Likewise.
5228 * tree-pass.h: Likewise.
5229 * tree-pretty-print.c: Likewise.
5230 * tree-profile.c: Likewise.
5231 * tree-scalar-evolution.c: Likewise.
5232 * tree-sra.c: Likewise.
5233 * tree-ssa-alias-warnings.c: Likewise.
5234 * tree-ssa-ccp.c: Likewise.
5235 * tree-ssa-coalesce.c: Likewise.
5236 * tree-ssa-dom.c: Likewise.
5237 * tree-ssa-dse.c: Likewise.
5238 * tree-ssa-forwprop.c: Likewise.
5239 * tree-ssa-live.c: Likewise.
5240 * tree-ssa-live.h: Likewise.
5241 * tree-ssa-loop-im.c: Likewise.
5242 * tree-ssa-loop-ivopts.c: Likewise.
5243 * tree-ssa-loop-niter.c: Likewise.
5244 * tree-ssa-loop-prefetch.c: Likewise.
5245 * tree-ssa-phiopt.c: Likewise.
5246 * tree-ssa-phiprop.c: Likewise.
5247 * tree-ssa-sccvn.c: Likewise.
5248 * tree-ssa-ter.c: Likewise.
5249 * tree-ssa-threadupdate.c: Likewise.
5250 * tree-ssa.c: Likewise.
5251 * tree-vect-analyze.c: Likewise.
5252 * tree-vect-transform.c: Likewise.
5253 * tree-vectorizer.c: Likewise.
5254 * tree-vn.c: Likewise.
5255 * tree-vrp.c: Likewise.
5257 * tree.def: Likewise.
5259 * unwind-dw2-fde.c: Likewise.
5260 * unwind.inc: Likewise.
5261 * value-prof.c: Likewise.
5262 * vmsdbgout.c: Likewise.
5264 2008-06-05 David Edelsohn <edelsohn@gnu.org>
5266 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
5267 always place FP constants in the TOC for TARGET_POWERPC64.
5268 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
5270 2008-06-05 Joseph Myers <joseph@codesourcery.com>
5272 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
5273 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
5274 enable for TARGET_E500_DOUBLE.
5275 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
5276 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
5277 floating-point modes like integer modes for E500 double.
5278 (rs6000_legitimate_offset_address_p): Likewise.
5279 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
5280 addressing for DDmode for E500 double.
5281 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
5282 modes as using 64-bits of registers for E500 double.
5283 (spe_build_register_parallel): Do not handle DDmode or TDmode.
5284 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
5285 specially for E500 double.
5286 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
5287 TDmode for E500 double.
5288 (rs6000_gimplify_va_arg): Only handle SDmode in registers
5289 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
5290 (rs6000_split_multireg_move): Do not handle TDmode specially for
5292 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
5293 using 64-bit registers for E500 double.
5294 (emit_frame_save): Do not handle DDmode specially for E500 double.
5295 (gen_frame_mem_offset): Likewise.
5296 (rs6000_function_value): Do not call spe_build_register_parallel
5297 for DDmode or TDmode.
5298 (rs6000_libcall_value): Likewise.
5299 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
5300 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
5303 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
5305 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
5308 2008-06-04 Junjie Gu <jgu@tensilica.com>
5310 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
5311 comparison for frame pointers.
5313 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
5316 * config/avr/avr.h (PUSH_ROUNDING): Remove.
5318 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
5321 * builtins.c (expand_builtin_signbit): Don't take lowpart when
5322 register is already smaller or equal to required mode.
5324 2008-06-04 Xinliang David Li <davidxl@google.com>
5326 * tree-call-cdce.c: New file.
5327 (cond_dead_built_in_calls): New static variable.
5328 (input_domain): New struct.
5329 (check_pow): New function.
5330 (check_builtin_call): Ditto.
5331 (check_target_format): Ditto.
5332 (is_call_dce_candidate): Ditto.
5333 (gen_one_condition): Ditto.
5334 (gen_conditions_for_domain): Ditto.
5335 (get_domain): Ditto.
5336 (gen_conditions_for_pow_cst_base): Ditto.
5337 (gen_conditions_for_pow_int_base): Ditto.
5338 (gen_conditions_for_pow): Ditto.
5339 (get_no_error_domain): Ditto.
5340 (gen_shrink_wrap_conditions): Ditto.
5341 (shrink_wrap_one_built_in_call): Ditto.
5342 (shink_wrap_conditional_dead_built_in_calls): Ditto.
5343 (tree_call_cdce): Ditto.
5344 (gate_call_cdce): Ditto.
5345 (pass_call_cdce): New gimple pass.
5346 * passes.c: (init_optimization_passes): New pass.
5347 * tree-pass.h: New pass declaration.
5348 * opts.c (decode_options): New flag setting.
5349 * common.opt: Add -ftree-builtin-call-dce flag.
5350 * Makefile.in: Add new source file.
5351 * tempvar.def: New tv_id.
5352 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
5354 2008-06-04 Richard Guenther <rguenther@suse.de>
5356 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
5357 (is_call_clobbered): Always check var_ann->call_clobbered.
5358 (mark_call_clobbered): Always set var_ann->call_clobbered.
5359 (clear_call_clobbered): Always clear var_ann->call_clobbered.
5360 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
5361 (reset_alias_info): Clear call clobbering info on MTAGs and
5363 (set_pt_anything): Set pt_global_mem.
5364 (create_tag_raw): Adjust comment.
5365 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
5367 2008-06-04 Joseph Myers <joseph@codesourcery.com>
5368 Maxim Kuvyrkov <maxim@codesourcery.com>
5370 * config/m68k/m68k.opt (mxgot): New option.
5371 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
5372 (m68k_output_addr_const_extra): New.
5373 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
5374 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
5375 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
5376 * doc/invoke.texi (M680x0 Options): Document -mxgot.
5378 2008-06-04 Richard Guenther <rguenther@suse.de>
5380 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
5381 negative or non-representable offsets.
5383 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
5385 * config/i386/i386.c (ix86_gen_leave): New.
5386 (ix86_gen_pop1): Likewise.
5387 (ix86_gen_add3): Likewise.
5388 (ix86_gen_sub3): Likewise.
5389 (ix86_gen_sub3_carry): Likewise.
5390 (ix86_gen_one_cmpl2): Likewise.
5391 (ix86_gen_monitor): Likewise.
5392 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
5393 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
5394 ix86_gen_one_cmpl2 and ix86_gen_monitor.
5395 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
5396 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
5397 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
5398 (ix86_expand_epilogue): Updated.
5399 (print_operand): Handle integer register operand for 'z'.
5400 (ix86_expand_strlensi_unroll_1): Likewise.
5401 (ix86_expand_strlen): Likewise.
5402 (ix86_expand_builtin): Likewise.
5403 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
5404 mov{q}/mov{l} and add{q}/add{l}.
5406 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5408 * config/i386/i386.md (P): New mode iterator.
5409 (SFmode push_operand splitter): Macroize DImode and SImode pushes
5410 using P mode iterator.
5411 (DFmode push_operand splitter): Ditto.
5412 (XFmode push_operand splitter): Ditto.
5413 (DFmode float_extend SFmode push_operand splitter): Ditto.
5414 (XFmode float_extend SFmode push_operand splitter): Do not generate
5415 SImode pushes for 64bit target. Macroize Dimode and SImode
5416 pushes using P mode iterator.
5417 (XFmode float_extend DFmode push_operand splitter): Ditto.
5419 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5421 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
5422 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
5423 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
5425 (ix86_call_abi_override): Remove check for call_used_regs.
5427 2008-06-03 Richard Guenther <rguenther@suse.de>
5429 * tree-ssa-structalias.c (find_func_aliases): Add constraints
5430 for the lhs of calls if the return type contains pointers.
5432 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5434 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
5435 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
5436 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
5437 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
5438 of cfun and DEFAULT_ABI to deceide abi mode.
5440 (REG_PARM_STACK_SPACE): Removed.
5441 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
5442 (STACK_BOUNDARY): Use default target to deceide stack boundary.
5443 * config/i386/i386-protos.h (ix86_cfun_abi): New.
5444 (ix86_function_abi): Likewise.
5445 (ix86_function_type_abi): Likewise.
5446 (ix86_call_abi_override): Likewise.
5447 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
5448 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
5449 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
5450 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
5452 (X86_64_REGPARM_MAX): New.
5453 (X86_64_SSE_REGPARM_MAX): New.
5454 (X64_REGPARM_MAX): New.
5455 (X64_SSE_REGPARM_MAX): New.
5456 (X86_32_REGPARM_MAX): New.
5457 (X86_32_SSE_REGPARM_MAX): New.
5458 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
5459 (ix86_function_regparm): Handle user calling abi.
5460 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
5461 by DEFAULT_ABI versus SYSV_ABI check.
5462 (ix86_reg_parm_stack_space): New.
5463 (ix86_function_type_abi): New.
5464 (ix86_call_abi_override): New.
5465 (ix86_function_abi): New.
5466 (ix86_cfun_abi): New.
5467 (init_cumulative_args): Call abi specific initialization.
5468 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
5469 (function_arg_64): Extend SSE_REGPARM_MAX check.
5470 (function_arg (): Remove TARGET_64BIT_MS_ABI.
5471 (ix86_pass_by_reference): Likewise.
5472 (ix86_function_value_regno_p): Likewise.
5473 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
5474 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
5475 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
5476 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
5477 (setup_incoming_varargs_64): Adjust regparm for call abi.
5478 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
5479 (ix86_va_start): Likewise.
5480 (ix86_gimplify_va_arg): Likewise.
5481 (ix86_expand_prologue): Likewise.
5482 (output_pic_addr_const): Likewise.
5483 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
5484 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
5485 (x86_output_mi_thunk): Likewise.
5486 (x86_function_profiler): Likewise.
5487 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
5488 (SYSV_ABI, MS_ABI): New constants.
5490 (init_regs): Add prototype of function in regclass.c file.
5491 (OVERRIDE_ABI_FORMAT): New.
5492 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
5493 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
5494 (OUTGOING_REG_PARM_STACK_SPACE): New.
5495 (ix86_reg_parm_stack_space): New prototype.
5496 (CUMULATIVE_ARGS): Add call_abi member.
5497 (machine_function): Add call_abi member.
5498 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
5499 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
5501 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
5504 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
5505 (avr_builtin_setjmp_frame_value): New function.
5506 * config/avr/avr.md (nonlocal_goto_receiver): Define.
5507 (nonlocal_goto): Define.
5509 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
5511 * config/mips/mips.c (mips_emit_loadgp): Return early if
5512 there is nothing do to, otherwise emit a blockage if
5513 !TARGET_EXPLICIT_RELOCS || crtl->profile.
5514 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
5516 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5518 * configure.ac: Drop unneeded backslash ending up in config.in.
5519 * acinclude.m4: Likewise.
5520 * config.in: Regenerate.
5522 2008-05-26 Jan Hubicka <jh@suse.cz>
5524 * predict.c (maybe_hot_frequency_p): Break out of...
5525 (maybe_hot_bb_p): ... here.
5526 (maybe_hot_edge_p): New.
5527 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
5528 * basic-block.h (maybe_hot_edge_p): Declare.
5530 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
5532 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
5533 (*cmpfp_<mode>_cc): Ditto.
5534 (*fp_jcc_8<mode>_387): Ditto.
5535 (*fop_<MODEF:mode>_2_i387): Ditto.
5536 (*fop_<MODEF:mode>_3_i387): Ditto.
5537 (*fop_xf_2_i387): Ditto.
5538 (*fop_xf_3_i387): Ditto.
5540 2008-06-02 Tomas Bily <tbily@suse.cz>
5542 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
5544 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5546 * config/mips/mips.c (mips_valid_offset_p): New function.
5547 (mips_valid_lo_sum_p): Likewise.
5548 (mips_classify_address): Use them.
5549 (mips_force_address): New function.
5550 (mips_legitimize_address): Use it.
5551 * config/mips/mips.md (MOVE128): New mode iterator.
5552 (movtf): Require TARGET_64BIT. Remove empty strings.
5553 (*movtf_internal): Rename to...
5554 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
5555 of "R" and use {,fp}{load,store} attributes instead of "multi".
5556 Use a separate define_split.
5557 (*movtf_mips16): New pattern.
5559 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5561 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
5562 * config/mips/mips.c (mips_expand_before_return): New function.
5563 (mips_expand_epilogue): Call it.
5564 * config/mips/mips.md (return): Turn into a define_expand.
5565 (*return): New insn.
5567 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5569 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
5570 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
5571 functions. Do not emit uses and clobbers of CONCATs; individually
5572 use and clobber their operands.
5573 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
5574 gen_clobber, emit_use and gen_use.
5575 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
5576 (expand_builtin_return): Likewise.
5577 * cfgbuild.c (count_basic_blocks): Likewise.
5578 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
5579 * explow.c (emit_stack_restore): Likewise.
5580 * expmed.c (extract_bit_field_1): Likewise.
5581 * expr.c (convert_move, emit_move_complex_parts): Likewise.
5582 (emit_move_multi_word, store_constructor): Likewise.
5583 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
5584 (thread_prologue_and_epilogue_insns): Likewise.
5585 * lower-subreg.c (resolve_simple_move): Likewise.
5586 * optabs.c (widen_operand, expand_binop): Likewise.
5587 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
5588 * reload.c (find_reloads): Likewise.
5589 * reload1.c (eliminate_regs_in_insn): Likewise.
5590 * stmt.c (expand_nl_goto_receiver): Likewise.
5591 * config/alpha/alpha.md (builtin_longjmp): Likewise.
5592 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
5593 * config/arm/arm.c (arm_load_pic_register): Likewise.
5594 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
5595 * config/arm/arm.md (untyped_return): Likewise.
5596 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
5597 * config/avr/avr.c (expand_prologue): Likewise.
5598 * config/bfin/bfin.c (do_unlink): Likewise.
5599 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
5600 * config/cris/cris.c (cris_expand_prologue): Likewise.
5601 * config/darwin.c (machopic_indirect_data_reference): Likewise.
5602 (machopic_legitimize_pic_address): Likewise.
5603 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
5604 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
5605 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
5606 (ix86_expand_convert_uns_didf_sse): Likewise.
5607 (ix86_expand_vector_init_general): Likewise.
5608 * config/ia64/ia64.md (eh_epilogue): Likewise.
5609 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
5610 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
5611 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
5612 (config/iq2000/iq2000.c): Likewise.
5613 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
5614 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
5615 (builtin_longjmp): Likewise.
5616 * config/mn10300/mn10300.md (call, call_value): Likewise.
5617 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
5618 * config/pdp11/pdp11.md (abshi2): Likewise.
5619 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5620 * config/s390/s390.c (s390_emit_prologue): Likewise.
5621 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
5622 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
5623 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
5624 * config/sh/sh.c (prepare_move_operands): Likewise.
5625 (output_stack_adjust, sh_expand_epilogue): Likewise.
5626 (sh_set_return_address, sh_expand_t_scc): Likewise.
5627 * config/sparc/sparc.c (load_pic_register): Likewise.
5628 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
5629 * config/spu/spu.c (spu_expand_epilogue): Likewise.
5630 * config/v850/v850.c (expand_epilogue): Likewise.
5632 2008-05-31 Anatoly Sokolov <aesok@post.ru>
5634 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
5635 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
5636 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
5637 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
5638 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
5639 stack pointer register.
5640 (output_movhi): Remove code for interrupt specific writing to the
5641 stack pointer register.
5643 2008-05-31 Richard Guenther <rguenther@suse.de>
5645 PR tree-optimization/34244
5646 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
5647 (tree_expr_nonzero_warnv_p): Likewise.
5648 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5649 ssa_name_nonnegative_p.
5650 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
5651 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
5652 not tree_expr_nonzero_warnv_p.
5654 PR tree-optimization/36262
5656 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
5658 PR tree-optimization/34244
5659 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
5660 (record_numbers_of_iterations): New function.
5661 (execute_vrp): Cache the numbers of iterations of loops.
5662 * tree-scalar-evolution.c (scev_reset_except_niters):
5664 (scev_reset): Use scev_reset_except_niters.
5665 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
5667 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
5669 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5670 __WORKAROUND_RETS when appropriate.
5672 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
5674 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
5675 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
5677 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
5678 *fop_df_comm_sse insn patterns using MODEF mode iterator.
5679 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
5680 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
5681 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
5682 *fop_df_1_mixed insn patterns using MODEF mode iterator.
5683 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
5684 *fop_df_1_sse insn patterns using MODEF mode iterator.
5685 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
5686 *fop_df_1_i387 insn patterns using MODEF mode iterator.
5687 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
5688 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
5689 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
5690 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
5691 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
5692 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
5693 (*fop_xf_4_i387): Use <MODE> for mode attribute.
5694 (*fop_xf_5_i387): Ditto.
5695 (*fop_xf_6_i387): Ditto.
5697 2008-05-30 Richard Guenther <rguenther@suse.de>
5699 * builtins.c (build_string_literal): Avoid generating
5700 a non-gimple_val result.
5702 2008-05-30 DJ Delorie <dj@redhat.com>
5704 * exec-tool.in: Use an environment variable (private) instead of a
5705 file (shared) as a semaphore, so as to not break parallel builds.
5707 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
5709 * optabs.c (maybe_encapsulate_block): Remove.
5710 (emit_libcall_block): Adjust accordingly.
5711 * optabs.h (maybe_encapsulate_block): Remove prototype.
5713 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
5714 Don't use maybe_encapsulate_block.
5716 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
5718 * config/rs6000/rs6000.c (rs6000_legitimize_address,
5719 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
5720 rtx is a SYMBOL_REF before calling get_pool_constant.
5722 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
5724 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
5726 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
5728 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
5729 rather than OS names to choose INO_T_EQ definition.
5730 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
5731 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
5733 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
5736 * config/darwin-f.c: New.
5737 * config/t-darwin: Added rule to build darwin-f.o.
5738 * config.gcc: Defined new variable, fortran_target_objs.
5739 (*-*-darwin*): Set fortran_target_objs.
5740 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
5741 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
5742 * configure: Regenerated.
5744 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
5747 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
5748 canonical type if needed.
5750 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
5752 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
5754 2008-05-29 Richard Guenther <rguenther@suse.de>
5756 PR tree-optimization/36343
5757 PR tree-optimization/36346
5758 PR tree-optimization/36347
5759 * tree-flow.h (clobber_what_p_points_to): Declare.
5760 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
5761 pointed-to variable is dereferenced is irrelevant to whether
5762 the pointer can access the pointed-to variable.
5763 (clobber_what_p_points_to): New function.
5764 * tree-ssa-alias.c (set_initial_properties): Use it.
5765 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
5766 call clobber check for NMTs.
5768 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
5770 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
5771 for printing gcov_type.
5773 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
5775 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
5776 and the eh region information.
5777 * value-prof.c (gimple_move_stmt_histograms): New function.
5778 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
5780 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
5782 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
5784 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
5786 * value-prof.c (tree_ic_transform): Print counts.
5787 * tree-profile.c (tree_gen_ic_func_profiler):
5788 Clear __gcov_indreict_call_callee variable to avoid misattribution
5791 2008-05-28 Rafael Espindola <espindola@google.com>
5793 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
5796 2008-05-28 Richard Guenther <rguenther@suse.de>
5798 PR tree-optimization/36339
5799 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
5800 and clobbering code out of the loop.
5802 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
5804 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
5807 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
5808 s390_contiguous_bitmask_p, s390_symref_operand_p,
5809 s390_check_symref_alignment, s390_reload_larl_operand,
5810 s390_reload_symref_address): New functions.
5811 (s390_branch_condition_mnemonic): Support compare and branch
5813 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
5814 and 'W' constraints.
5815 (s390_secondary_reload): Add secondary reloads for unaligned
5816 symbol refs or symbol refs to floating point or QI/TI mode
5818 (legitimate_address_p): Accept symbol references as addresses.
5819 (s390_expand_insv): Use rotate and insert selected bits
5820 instruction for insv when building for z10.
5821 (print_operand_address): Handle symbol ref addresses.
5822 (print_operand): Output modifier 'c' added for signed byte values.
5823 (s390_encode_section_info): Mark symbol refs with
5824 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
5826 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
5827 (length attribute): RRF, RRR have 4 byte length.
5828 (FPALL, INTALL): New mode iterators added.
5829 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
5830 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
5831 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
5832 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
5833 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
5834 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
5835 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
5836 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
5838 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
5839 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
5840 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
5841 reload<INTALL:mode><P:mode>_toreg_z10,
5842 reload<FPALL:mode><P:mode>_tomem_z10,
5843 reload<FPALL:mode><P:mode>_toreg_z10,
5844 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
5845 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
5846 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
5847 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
5849 (movmem, clrmem, cmpmem): New splitters added.
5851 * config/s390/predicates.md (larl_operand): Use
5852 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
5853 SYMBOL_REF_ALIGN1_P.
5854 (s390_signed_integer_comparison,
5855 s390_unsigned_integer_comparison): New predicates.
5857 * config/s390/s390-protos.h (s390_check_symref_alignment,
5858 s390_contiguous_bitmask_p, s390_reload_larl_operand,
5859 s390_reload_symref_address,
5860 s390_compare_and_branch_condition_mask): Prototypes added.
5862 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
5863 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
5864 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
5866 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
5868 * config/s390/s390.c (z10_cost): New cost function for z10.
5869 (s390_handle_arch_option, override_options): Support -march=z10 switch.
5870 (s390_issue_rate): Adjust issue rate for z10.
5871 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
5872 (processor_flags): Add PF_Z10.
5873 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
5874 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
5875 * gcc/config.gcc: Add z10.
5877 2008-05-28 Richard Guenther <rguenther@suse.de>
5879 PR tree-optimization/36291
5880 * tree-flow. h (struct gimple_df): Remove var_anns member.
5881 * tree-flow-inline.h (gimple_var_anns): Remove.
5882 (var_ann): Simplify.
5883 * tree-dfa.c (create_var_ann): Simplify.
5884 (remove_referenced_var): Clear alias info from var_anns of globals.
5885 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
5886 (delete_tree_ssa): Clear alias info from var_anns of globals.
5887 Do not free var_anns.
5888 (var_ann_eq): Remove.
5889 (var_ann_hash): Likewise.
5891 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
5893 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
5894 and loongson2f entries.
5895 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
5896 * config/mips/mips.h (processor_type): Add Loongson-2E
5897 and Loongson-2F entries.
5898 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
5899 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
5900 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
5901 * doc/invoke.texi (MIPS Options): Document loongson2e
5902 and loongson2f processor names.
5904 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
5908 * config/i386/i386.c (ix86_function_arg_boundary): Use
5909 alignment of canonical type.
5910 (ix86_expand_vector_move): Check unaligned memory access for
5913 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
5915 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
5916 Moved to the front of file.
5918 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
5919 H.J. Lu <hongjiu.lu@intel.com>
5921 * dwarf2out.c (current_fde): New.
5923 (lookup_cfa:): Likewise.
5924 (dwarf2out_end_epilogue): Likewise.
5925 (dwarf2out_note_section_used): Likewise.
5927 2008-05-27 Michael Matz <matz@suse.de>
5930 * c.opt (Wenum-compare): New warning option.
5931 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
5933 2008-05-27 Michael Matz <matz@suse.de>
5936 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
5938 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
5939 into memory as tail calls.
5941 2008-05-27 Richard Guenther <rguenther@suse.de>
5943 PR tree-optimization/36339
5944 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
5945 pointers cause all addressable variables to be call clobbered.
5947 2008-05-27 Richard Guenther <rguenther@suse.de>
5949 PR tree-optimization/36245
5950 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
5952 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
5954 * config/s390/s390.md: Replace all occurences of the 'm'
5955 constraint with 'RT'.
5957 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
5959 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
5961 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
5963 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
5964 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
5965 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
5967 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
5969 * reload.c: (find_reloads): Skip alternatives according to the
5970 "enabled" attribute. Constify the constraint variable.
5971 * recog.c (get_attr_enabled): Add default implementation.
5972 (extract_insn): Set the alternative_enabled_p array
5973 in the recog_data struct.
5974 (preprocess_constraints, constrain_operands): Skip
5975 alternatives according to the "enabled" attribute
5976 * recog.h (struct recog_data): New field alternative_enabled_p.
5977 (skip_alternative): New inline function.
5978 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
5979 (record_reg_classes): Skip alternative according to the
5980 "enabled" attribute.
5982 * doc/md.texi: Add documention for the "enabled" attribute.
5984 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
5986 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
5987 * postreload.c (reload_cse_simplify_operands): Replace 'm'
5988 constraint with TARGET_MEM_CONSTRAINT.
5989 * recog.c (asm_operand_ok, preprocess_constraints,
5990 constrain_operands): Likewise.
5991 * regclass.c (record_reg_classes): Likewise.
5992 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
5993 * reload1.c (maybe_fix_stack_asms): Likewise.
5994 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
5995 * recog.h: Adjust comment.
5996 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
5997 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
5998 * doc/md.texi: Add a note to description of 'm' constraint.
5999 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
6001 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
6003 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
6004 that the bitfield is of integral type before testing its precision.
6006 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6007 Sa Liu <saliu@de.ibm.com>
6009 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
6010 __modti3, __udivti3, __umodti3 and __udivmodti4.
6011 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
6012 that implement TImode mul and div functions.
6013 * config/spu/multi3.c: New. Implement __multi3.
6014 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
6015 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
6018 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
6020 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
6021 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
6022 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
6023 tls_sysv_suffix): New mode and mode attribute iterators.
6024 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
6025 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
6026 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
6027 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
6028 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
6031 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
6033 PR tree-optimization/36329
6034 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
6035 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
6036 * cgraphbuild.c (initialize_inline_failed): Use the latter
6037 macro in lieu of the former.
6038 * ipa-inline.c (cgraph_mark_inline): Likewise.
6039 (cgraph_decide_inlining_of_small_function): Likewise.
6040 (cgraph_decide_inlining): Likewise.
6041 (cgraph_decide_inlining_incrementally): Likewise.
6043 2008-05-26 Tristan Gingold <gingold@adacore.com>
6044 Anatoly Sokolov <aesok@post.ru>
6046 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
6047 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
6048 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
6049 optimization for 'avr6' architecture.
6051 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
6054 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
6056 2008-05-26 Richard Guenther <rguenther@suse.de>
6058 * tree-ssa-sccvn.c (expr_has_constants): Declare.
6059 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
6061 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
6064 * caller-save.c (insert_restore): Verify alignment of spill space.
6065 (insert_save): Likewise.
6066 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
6067 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
6068 (STACK_SLOT_ALIGNMENT): Likewise.
6069 * function.c (LOCAL_ALIGNMENT): Removed.
6070 (get_stack_local_alignment): New.
6071 (assign_stack_local): Use it. Set alignment on stack slot.
6072 (assign_stack_temp_for_type): Use get_stack_local_alignment.
6073 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
6074 (STACK_SLOT_ALIGNMENT): New.
6075 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
6076 stack slot in XFmode.
6078 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
6080 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
6083 * config/i386/i386.md (allocate_stack_worker_64): Make sure
6084 argument operand in rax isn't removed.
6086 2008-05-26 Richard Guenther <rguenther@suse.de>
6089 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
6090 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
6092 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6095 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
6097 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
6099 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
6100 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
6102 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
6104 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
6105 build a trampoline if we don't want one.
6106 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
6107 return zero for nested functions if we don't want a trampoline.
6109 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6111 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
6113 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6116 * c.opt: Removed undocumented option '-lang-fortran'.
6117 * c-common.h: Removed global variable 'lang_fortran'.
6118 * c-opts.c (c_common_handle_option): Removed code to handle
6119 option '-lang-fortran'. Updated includes.
6120 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
6121 definition of '__GFORTRAN__'.
6122 (define__GNUC__): Reimplemented to use BASEVER and
6123 cpp_define_formatted.
6124 (builtin_define_with_value_n): Removed.
6125 * c-incpath.h: Renamed to ...
6126 * incpath.h: ... this.
6127 * c-incpath.c: Renamed to ...
6128 * incpath.c: ... this. Updated includes.
6129 * fix-header.c: Updated includes.
6130 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
6131 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
6132 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
6134 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
6136 * tree.h: Update the table of flags used on tree nodes.
6137 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
6138 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
6139 (FORCED_LABEL): Add access check.
6140 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
6141 (ASM_INPUT_P): Likewise.
6142 (ASM_VOLATILE_P): Likewise.
6143 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
6144 (OMP_SECTION_LAST): Access private_flag directly.
6145 (OMP_RETURN_NOWAIT): Likewise.
6146 (OMP_PARALLEL_COMBINED): Likewise.
6147 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
6148 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
6149 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
6150 deprecated_flag directly.
6152 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
6154 * final.c (frame_pointer_needed): Removed.
6155 * flags.h (frame_pointer_needed): Likewise.
6157 * function.h (rtl_data): Add frame_pointer_needed.
6158 (frame_pointer_needed): New.
6160 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
6162 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
6164 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
6166 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
6169 2008-05-25 Alan Modra <amodra@bigpond.net.au>
6171 * c-common.c (strip_array_types): Move function to..
6173 (get_inner_array_type): Delete.
6174 * c-common.h (strip_array_types): Move declaration to..
6176 (get_inner_array_type): Delete.
6177 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
6178 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
6179 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
6180 * config/pa/pa.c (emit_move_sequence): Likewise.
6182 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
6184 * config/i386/i386.md (*sse_prologue_save_insn): Set length
6187 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
6189 * function.c: Include target hook for nonlocal_goto frame value.
6191 2008-05-24 Richard Guenther <rguenther@suse.de>
6193 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
6194 variable can be only accessed through a pointer or a union.
6196 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6198 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
6199 * doc/extend.texi: Likewise.
6201 2008-05-23 DJ Delorie <dj@redhat.com>
6203 * config/m32c/jump.md (untyped_call): Add.
6205 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
6207 (m32c_address_cost): Detail costs for indirect offsets.
6209 2008-05-23 Rafael Espindola <espindola@google.com>
6211 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
6212 if a node is a SUBREG.
6213 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
6216 2008-05-23 Paul Brook <paul@codesourcery.com>
6217 Carlos O'Donell <carlos@codesourcery.com>
6219 * doc/extend.texi: Clarify use of __attribute__((naked)).
6220 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
6221 * target.h (gcc_target): Add allocate_stack_slots_for_args.
6222 * function.c (use_register_for_decl): Use
6223 targetm.calls.allocate_stack_slots_for_args.
6224 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
6225 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
6226 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
6228 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
6230 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
6232 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
6234 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
6235 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
6236 is only rounded once.
6238 2008-05-23 Richard Guenther <rguenther@suse.de>
6240 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
6242 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
6243 Jakub Jelinek <jakub@redhat.com>
6246 * configure.ac: Handle --enable-cld.
6247 * configure: Regenerated.
6248 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
6249 * config/i386/i386.h (struct machine_function): Add needs_cld field.
6250 (ix86_current_function_needs_cld): New define.
6251 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
6252 (cld): New isns pattern.
6253 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
6254 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
6255 * config/i386/i386.opt (mcld): New option.
6256 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
6257 TARGET_CLD and ix86_current_function_needs_cld.
6258 (override_options): Use -mcld by default for 32-bit code if
6261 * doc/install.texi (Options specification): Document --enable-cld.
6262 * doc/invoke.texi (Machine Dependent Options)
6263 [i386 and x86-64 Options]: Add -mcld option.
6264 (Intel 386 and AMD x86-64 Options): Document -mcld option.
6266 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
6267 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
6268 (return_in_memory_64): Likewise.
6269 (return_in_memory_ms_64): Likewise.
6271 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6273 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
6274 * builtins.c (fold_builtin_fpclassify): New.
6275 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
6276 * builtins.def (BUILT_IN_FPCLASSIFY): New.
6277 * c-common.c (handle_type_generic_attribute): Adjust to accept
6278 fixed arguments before an elipsis.
6279 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
6280 * doc/extend.texi: Document __builtin_fpclassify.
6282 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
6284 * omp-low.c (gate_expand_omp_ssa): Remove.
6285 (pass_expand_omp_ssa): Remove.
6286 (gate_expand_omp): Do not check for flag_openmp_ssa.
6287 * common.opt (-fopenmp-ssa): Remove.
6288 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
6290 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
6292 * config/sh/sh.opt (mfixed-range): New option.
6293 * config/sh/sh-protos.h (sh_fix_range): Declare.
6294 * config/sh/sh.c (sh_fix_range): New function.
6295 * config/sh/sh.h (sh_fixed_range_str): Declare.
6296 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
6298 * doc/invoke.texi (SH Options): Document -mfixed-range.
6300 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
6302 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
6303 it before the redeclaration.
6305 2008-05-22 Anatoly Sokolov <aesok@post.ru>
6307 * config/avr/avr.c (get_sequence_length): Add new function.
6308 (expand_prologue, expand_epilogue): Remove duplicate code.
6310 2008-05-22 Rafael Espindola <espindola@google.com>
6312 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
6315 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
6317 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
6318 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
6320 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
6321 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
6322 (vect_update_misalignment_for_peel): Likewise.
6323 (vector_alignment_reachable_p): Likewise.
6324 * tree-vect-transform.c (vectorizable_load): Likewise.
6325 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6326 (get_vectype_for_scalar_type): Pass mode of scalar_type
6327 to UNITS_PER_SIMD_WORD.
6329 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
6330 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
6331 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
6332 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
6333 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
6335 2008-05-22 Ira Rosen <irar@il.ibm.com>
6337 PR tree-optimization/36293
6338 * tree-vect-transform.c (vect_transform_strided_load): Don't check
6339 if the first load must be skipped because of a gap.
6341 2008-05-22 Richard Guenther <rguenther@suse.de>
6343 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
6344 more cases of offset disambiguation that is possible if
6345 strict-aliasing rules apply.
6346 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
6347 for basic offset and type-based disambiguation.
6349 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6351 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
6352 ix86_expand_vector_set on V16QImode for SSE4.1.
6354 2008-05-21 Tom Tromey <tromey@redhat.com>
6356 * c.opt (Wimport): Mark as undocumented.
6357 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
6359 (Warning Options): Likewise.
6360 * doc/cppopts.texi: Don't mention -Wimport.
6362 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
6364 PR tree-optimization/36287
6365 PR tree-optimization/36286
6366 * lambda-code.c (build_access_matrix): Do not use the loop->num
6367 for computing the number of induction variables: use the loop depth
6370 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
6373 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
6374 option -f(no-)leading-underscore.
6376 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6378 * config/i386/i386.c (ix86_expand_vector_init_general): Use
6379 GET_MODE_NUNITS (mode).
6381 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
6383 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
6384 (-mmulhw): Add 464 to description.
6385 (-mdlmzb): Likewise.
6386 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
6387 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
6389 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
6390 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
6391 * config/rs6000/rs6000.md: Update comments for 464.
6393 2008-05-21 Janis Johnson <janis187@us.ibm.com>
6395 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
6397 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6399 * config/i386/sse.md (vec_extractv4sf): Removed.
6400 (vec_extractv2df): Likewise.
6401 (vec_extractv2di): Likewise.
6402 (vec_extractv4si): Likewise.
6403 (vec_extractv8hi): Likewise.
6404 (vec_extractv16qi): Likewise.
6405 (vec_extract<mode>): New.
6407 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6409 * config/i386/sse.md (vec_setv4sf): Removed.
6410 (vec_setv2df): Likewise.
6411 (vec_setv2di): Likewise.
6412 (vec_setv4si): Likewise.
6413 (vec_setv8hi): Likewise.
6414 (vec_setv16qi): Likewise.
6415 (vec_set<mode>): New.
6417 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6419 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
6420 goto for vec_concat and vec_interleave.
6422 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6424 * config/i386/sse.md (vec_initv4sf): Removed.
6425 (vec_initv2df): Likewise.
6426 (vec_initv2di): Likewise.
6427 (vec_initv4si): Likewise.
6428 (vec_initv8hi): Likewise.
6429 (vec_initv16qi): Likewise.
6430 (vec_init<mode>): New.
6432 2008-05-21 Joseph Myers <joseph@codesourcery.com>
6434 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
6436 2008-05-21 Tom Tromey <tromey@redhat.com>
6438 * ggc-zone.c (lookup_page_table_if_allocated): New function.
6439 (zone_find_object_offset): Likewise.
6440 (gt_ggc_m_S): Likewise.
6441 (highest_bit): Likewise.
6442 * ggc-page.c (gt_ggc_m_S): New function.
6443 * stringpool.c (string_stack): Remove.
6444 (init_stringpool): Update.
6445 (ggc_alloc_string): Use ggc_alloc.
6446 (maybe_delete_ident): New function.
6447 (ggc_purge_stringpool): Likewise.
6448 (gt_ggc_m_S): Remove.
6449 * ggc-common.c (ggc_protect_identifiers): New global.
6450 (ggc_mark_roots): Call ggc_purge_stringpool. Use
6451 ggc_protect_identifiers.
6452 * ggc.h (ggc_protect_identifiers): Declare.
6453 (gt_ggc_m_S): Update.
6454 (ggc_purge_stringpool): Declare.
6455 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
6456 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
6458 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
6460 2008-05-21 David S. Miller <davem@davemloft.net>
6462 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
6465 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
6467 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
6470 2008-05-20 David Daney <ddaney@avtrex.com>
6472 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
6473 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
6474 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6475 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6476 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
6477 (atomic_hiqi_op): New define_code_iterator.
6478 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
6479 mips_expand_compare_and_swap_12.
6480 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
6481 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
6482 (sync_<optab><mode>, sync_old_<optab><mode>,
6483 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6484 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
6485 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
6486 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
6487 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
6488 (test_and_set_12): New insn.
6489 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
6490 sync_new_<optab><mode>, sync_old_nand<mode>,
6491 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
6492 clobber to operand 0 for SI and DI mode insns.
6493 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
6494 mips_gen_fn_4): New typedefs.
6495 (mips_gen_fn_ptrs): Define new union type.
6496 (mips_expand_compare_and_swap_12): Remove declaration.
6497 (mips_expand_atomic_qihi): Declare function.
6498 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
6499 (mips_expand_atomic_qihi): ... this. Use new generator function
6501 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
6502 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
6503 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
6504 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
6505 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
6506 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
6507 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
6508 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
6509 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
6510 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
6513 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
6515 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
6518 2008-05-20 Anatoly Sokolov <aesok@post.ru>
6520 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
6521 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
6522 (avr_attribute_table): Add 'OS_main' function attribute.
6523 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
6524 functions with 'OS_main' attribute.
6526 2008-05-20 Richard Guenther <rguenther@suse.de>
6528 PR tree-optimization/35204
6529 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
6530 helper, split out from ...
6531 (DFS): ... here. Make the DFS walk non-recursive.
6533 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
6534 Jan Sjodin <jan.sjodin@amd.com>
6536 PR tree-optimization/36181
6537 * tree-parloops.c (loop_has_vector_phi_nodes): New.
6538 (parallelize_loops): Don't parallelize when the loop has vector
6541 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6542 Sebastian Pop <sebastian.pop@amd.com>
6544 * tree-loop-linear.c (gather_interchange_stats): Look in the access
6545 matrix, and never look at the tree representation of the memory
6547 (linear_transform_loops): Computes parameters and access matrices.
6548 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
6550 (access_matrix_get_index_for_parameter): New.
6551 * tree-data-ref.h (struct access_matrix): New.
6552 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
6553 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
6554 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
6555 am_vector_index_for_loop): New.
6556 (struct data_reference): Add field access_matrix.
6557 (DR_ACCESS_MATRIX): New.
6558 (compute_data_dependences_for_loop): Update declaration.
6559 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
6560 * lambda.h (lambda_vector_vec_p): Declared.
6561 * lambda-code.c: Depend on pointer-set.h.
6562 (lambda_collect_parameters_from_af, lambda_collect_parameters,
6563 av_for_af_base, av_for_af, build_access_matrix,
6564 lambda_compute_access_matrices): New.
6565 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
6567 2008-05-20 Joseph Myers <joseph@codesourcery.com>
6569 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
6572 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6573 Sebastian Pop <sebastian.pop@amd.com>
6575 PR tree-optimization/36206
6576 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
6578 (instantiate_scev_1): Rename flags to fold_conversions.
6579 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
6580 outeside instantiation_loop.
6581 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
6582 (evolution_function_is_affine_or_constant_p): Removed.
6583 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
6585 (analyze_siv_subscript): Pass in the loop nest number.
6586 Call evolution_function_is_affine_in_loop instead of
6587 evolution_function_is_affine_p.
6588 (analyze_overlapping_iterations): Pass in the loop nest number.
6590 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6591 Sebastian Pop <sebastian.pop@amd.com>
6593 PR tree-optimization/36206
6594 * tree-chrec.h (chrec_fold_op): New.
6595 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
6598 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
6600 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
6602 (remove_duplicates): Do not set inode on non-inode systems.
6605 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
6607 * config.gcc (tm_file): Update comments about relative pathnames.
6609 2008-05-20 Richard Guenther <rguenther@suse.de>
6611 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
6612 * tree-ssa-sccvn.c (process_scc): Likewise.
6613 * tree-ssa-sink.c (execute_sink_code): Likewise.
6614 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
6615 * tree-vrp.c (process_assert_insertions): Likewise.
6616 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6617 (perform_tree_ssa_dce): Likewise.
6618 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6619 (dump_dominator_optimization_stats): Likewise.
6620 * tree-vectorizer.c (vectorize_loops): Likewise.
6622 2008-05-20 Richard Guenther <rguenther@suse.de>
6624 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
6626 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
6628 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
6629 (ix86_i386elf_return_in_memory): Likewise.
6630 (ix86_i386interix_return_in_memory): Likewise.
6631 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
6632 (SUBTARGET_RETURN_IN_MEMORY): New.
6633 * config/i386/i386elf.h: Likewise.
6634 * config/i386/ptx4-i.h: Likewise.
6635 * config/i386/sol2-10.h: Likewise.
6636 * config/i386/sysv4.h: Likewise.
6637 * config/i386/vx-common.h: Likewise.
6638 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
6639 * config/i386/i386.c (ix86_return_in_memory): Made static and
6640 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
6641 (ix86_i386elf_return_in_memory): Removed.
6642 (ix86_i386interix_return_in_memory): Removed.
6643 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
6644 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
6646 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
6648 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
6650 2008-05-19 Xinliang David Li <davidxl@google.com>
6652 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
6654 * common.opt: Ditto.
6655 * doc/invoke.texi: Ditto.
6657 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
6659 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
6660 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
6662 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
6664 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
6665 sizes of operand array from 8/4 to 4/2.
6666 (ix86_expand_vector_init_general): Change size of operand array
6667 from 32 to 16. Remove op0, op1 and half_mode.
6669 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
6671 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
6672 (ix86_expand_vector_init_interleave): Likewise.
6673 (ix86_expand_vector_init_general): Use them. Assert
6674 word_mode == SImode when n_words == 4.
6676 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
6678 * config/i386/i386.c (ix86_secondary_reload): New static function.
6679 (TARGET_SECONDARY_RELOAD): New define.
6680 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6681 * config/i386/i386.md (reload_outqi): Remove.
6683 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6686 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
6687 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
6688 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
6689 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
6690 (fold_builtin_1): Likewise.
6691 * builtins.def (BUILT_IN_ISINF_SIGN): New.
6692 c-common.c (check_builtin_function_arguments): Handle
6693 BUILT_IN_ISINF_SIGN.
6694 * doc/extend.texi: Document __builtin_isinf_sign.
6695 * fold-const.c (operand_equal_p): Handle COND_EXPR.
6697 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
6699 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
6700 EH cleanup at the end of the pass, search for those that have been
6701 turned into forwarder blocks and do the cleanup on their successor.
6703 2008-05-18 Richard Guenther <rguenther@suse.de>
6705 * tree-cfg.c (verify_gimple_expr): Allow conversions from
6706 pointers to sizetype and vice versa.
6708 2008-05-18 Xinliang David Li <davidxl@google.com>
6710 * gcc/tree-ssa-dce.c: Coding style fix.
6711 (check_pow): Documentation comment.
6712 (check_log): Documenation comment. Coding style fix.
6713 (is_unnecessary_except_errno_call): Ditto.
6714 (gen_conditions_for_pow): Ditto.
6715 (gen_conditions_for_log): Ditto.
6716 (gen_shrink_wrap_conditions): Ditto.
6717 (shrink_wrap_one_built_in_calls): Ditto.
6718 * gcc/doc/invoke.texi: Better documentation string.
6719 * ChangeLog: Fix wrong change log entries from
6720 May 17 checkin on function call DCE.
6722 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
6724 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
6726 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6728 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
6729 * df-problems.c (simulation routines): Fixed block comment to
6730 properly say how to add forwards scanning functions.
6732 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
6734 * tree-inline.c (setup_one_parameter): Remove dead code.
6736 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
6738 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
6739 a BIT_AND_EXPR only for an INTEGER_TYPE.
6741 2008-05-17 Xinliang David Li <davidxl@google.com>
6743 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
6744 (check_pow, check_log, is_unnecessary_except_errno_call): New
6745 functions to check for eliminating math functions that are pure
6746 except for setting errno.
6747 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
6748 general condition expressions for shrink-wrapping pow/log calls.
6749 (gen_shrink_wrap_conditions): Ditto.
6750 (shrink_wrap_one_built_in_call): Ditto.
6751 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
6752 (mark_operand_necessary): If debugging, output if OP is necessary.
6753 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
6755 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
6757 * gcc/common.opt: New user flag -ftree-builtin-dce.
6758 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
6760 2008-05-16 David S. Miller <davem@davemloft.net>
6762 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
6763 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
6765 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
6768 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
6770 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6772 * ifcvt.c (dead_or_predicable): Rename
6773 df_simulate_one_insn_backwards to df_simulate_one_insn.
6774 * recog.c (peephole2_optimize): Ditto.
6775 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
6777 * df.h: Rename df_simulate_one_insn_backwards to
6778 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
6779 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
6780 scanning of defs and uses.
6781 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
6782 (df_simulate_one_insn_forwards): Removed.
6784 2008-05-16 Doug Kwan <dougkwan@google.com>
6786 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
6788 (real_from_string): Handle NaNs and Inf as approriate.
6790 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
6792 * doc/gty.texi (Source Files Containing Type Information): Note
6793 that headers should appear first in the gtfiles list.
6795 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6797 * tree.def (COND_EXEC): Properly documented this code.
6799 2008-05-16 Diego Novillo <dnovillo@google.com>
6801 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
6802 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
6805 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6807 * tree-ssa-dse (max_stmt_uid): Removed.
6808 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
6809 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
6810 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
6811 * function.h (cfun.last_stmt_uid): New field.
6812 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
6813 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
6815 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
6816 (create_stmt_ann): Initialize the ann->uid field.
6817 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
6819 * tree-flow.h (renumber_gimple_stmt_uids): New function.
6821 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
6823 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
6824 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
6825 (init_empty_tree_cfg): Call it.
6827 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6829 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
6832 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6834 * doc/invoke.text (-fdump-tree-*-verbose): New option.
6835 * tree-dump.c (dump_options): New verbose option.
6836 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
6838 * tree-pass.h (TDF_VERBOSE): New dump flag.
6839 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
6840 (tree-flow.h): Added include.
6841 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
6843 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
6845 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
6847 From Jie Zhang <jie.zhang@analog.com>
6848 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6849 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
6850 mcpu=bf561-none and mcpu=bf561-0.2.
6851 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6852 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
6853 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6854 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
6855 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
6856 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
6857 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
6859 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
6860 (cputype_selected): Remove.
6861 (bfin_handle_option): Don't use cputype_selected.
6862 (override_options): When no mcpu option, enable all workarounds.
6863 Don't use bfin_workarounds.
6864 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
6866 (DEFAULT_CPU_TYPE): Don't define.
6868 2008-05-16 Richard Guenther <rguenther@suse.de>
6870 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
6871 on deletion of the last stmt.
6873 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
6875 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
6876 V8HImode for SSE2 and V16QImode for SSE4.1.
6878 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6880 * cgraph.h (compute_inline_parameters): Made public.
6881 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
6882 variable_generate_summary, function_write_summary,
6883 variable_write_summary, variable_read_summary. Added generate_summary,
6884 write_summary, read_summary.
6885 * cgraphunit.c (cgraph_process_new_functions): Changed call from
6886 pass_ipa_inline.function_generate_summary, to
6887 compute_inline_parameters.
6888 * ipa-inline.c (compute_inline_parameters): Made public and added
6890 (compute_inline_parameters_for_current): New function.
6891 (pass_inline_param): Now calls compute_inline_parameters_for_current.
6892 (inline_generate_summary): Removed parameter and made to loop over
6894 (pass_ipa_inline): Updated for new IPA_PASS structure.
6895 * passes.c (execute_ipa_summary_passes): Now is called once per
6896 pass rather than once per node*pass.
6898 2008-05-15 Anatoly Sokolov <aesok@post.ru>
6900 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
6901 avr_have_mul_p, avr_asm_only_p): Remove variables.
6902 (avr_override_options): Remove initialization of removed variables.
6903 (avr_file_start): Convert removed variables to fields of
6904 'struct base_arch_s *avr_current_arch'.
6905 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
6906 (AVR_HAVE_MUL): (Ditto.).
6907 (AVR_HAVE_MOVW): (Ditto.).
6908 (AVR_HAVE_LPMX): (Ditto.).
6909 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
6910 avr_asm_only_p): Remove declaration.
6912 2008-05-15 Diego Novillo <dnovillo@google.com>
6914 * config/arm/arm.c (arm_return_in_memory): Fix return type.
6915 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
6917 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
6920 * combine.c (check_conversion): Rename back to check_promoted_subreg.
6921 Don't call record_truncated_value from here.
6922 (record_truncated_value): Turn it into a for_each_rtx callback.
6923 (record_truncated_values): New function.
6924 (combine_instructions): Call note_uses with record_truncated_values.
6925 Change name of check_conversion to check_promoted_subreg.
6927 2008-05-15 Janis Johnson <janis187@us.ibm.com>
6929 * doc/sourcebuild.texi: Document support for torture tests.
6931 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
6933 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
6934 to alternative 4 of operand 2.
6936 2008-05-15 Richard Guenther <rguenther@suse.de>
6938 * tree-pass.h (current_pass): Declare.
6939 (get_pass_for_id): Likewise.
6940 * passes.c (passes_by_id, passes_by_id_size): New globals.
6941 (set_pass_for_id): New function.
6942 (get_pass_for_id): Likewise.
6943 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
6944 (execute_function_todo): Flush per function statistics.
6945 * toplev.c (compile_file): Init statistics.
6946 (general_init): Do early statistics initialization.
6947 (finalize): Finish statistics.
6948 * statistics.h (statistics_early_init): Declare.
6949 (statistics_init): Likewise.
6950 (statistics_fini): Likewise.
6951 (statistics_fini_pass): Likewise.
6952 (statistics_counter_event): Likewise.
6953 (statistics_histogram_event): Likewise.
6954 * statistics.c: New file.
6955 * Makefile.in (OBJS-common): Add statistics.o.
6956 (statistics.o): Add dependencies.
6957 * doc/invoke.texi (-fdump-statistics): Document.
6959 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
6961 (execute_pre): Use statistics_counter_event.
6962 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
6963 (substitute_and_fold): Increment it. Use statistics_counter_event.
6965 2008-05-15 Diego Novillo <dnovillo@google.com>
6967 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
6969 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
6970 * tree-ssa-alias.c (new_type_alias): Remove references to
6971 sub-variables from comment.
6972 * tree-ssa-operands.c (swap_tree_operands): Likewise.
6974 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
6976 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
6977 attribute to 1 only for insertps alternative.
6979 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
6981 * config/bfin/bfin.md (loadbytes): New pattern.
6982 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
6983 (bfin_init_builtins): Initialize it.
6984 (bdesc_1arg): Add it.
6986 2008-05-15 Sa Liu <saliu@de.ibm.com>
6988 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
6989 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
6990 * testsuite/lib/target-supports.exp: Add
6991 check_effective_target_fortran_integer_16.
6993 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
6995 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
6996 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
6997 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
6998 (TARGET_RETURN_IN_MEMORY): Define.
7000 2008-05-15 Richard Guenther <rguenther@suse.de>
7003 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
7004 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
7005 represent unmodifiable vars.
7007 2008-05-15 Richard Guenther <rguenther@suse.de>
7009 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
7010 INDIRECT_REF and TARGET_MEM_REF.
7011 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7014 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
7015 H.J. Lu <hongjiu.lu@intel.com>
7017 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
7018 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
7019 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
7020 insn alternatives. Add missing alternatives.
7021 (*vec_concatv2di_rex64_sse4_1): Likewise.
7022 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
7023 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
7026 2008-05-15 Richard Guenther <rguenther@suse.de>
7028 PR tree-optimization/36009
7029 PR tree-optimization/36204
7030 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
7031 (determine_invariantness_stmt): Record the loop a store is
7033 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
7036 2008-05-15 Richard Guenther <rguenther@suse.de>
7038 PR tree-optimization/34330
7039 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
7040 through the pointer will alias the SMT.
7042 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
7044 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
7046 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
7048 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
7050 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7051 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7053 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
7054 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
7055 (vashl_optab): New optab for vector/vector shifts.
7056 (vashr_optab): Ditto.
7057 (vlshr_optab): Ditto.
7058 (vrotl_optab): Ditto.
7059 (vrotr_optab): Ditto.
7060 (optab_subtype): New enum for optab_for_tree_code call.
7061 (optab_for_tree_code): Add enum optab_subtype argument.
7063 * optabs.c (optab_for_tree_code): Take an additional argument to
7064 distinguish between a vector shift by a scalar and vector shift by
7065 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
7066 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
7067 vector shift by a vector.
7068 (expand_widen_pattern_expr): Pass additional argument to
7069 optab_for_tree_code.
7071 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
7072 vrotl_optab, vrotr_optab.
7074 * expr.c (expand_expr_real_1): Update calls to
7075 optab_for_tree_code to distinguish between vector shifted by a
7076 scalar and vector shifted by a vector.
7077 * tree-vectorizer.c (supportable_widening_operation): Ditto.
7078 (supportable_narrowing_operation): Ditto.
7079 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
7080 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
7081 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
7082 (vect_create_epilog_for_reduction): Ditto.
7083 (vectorizable_reduction): Ditto.
7084 (vectorizable_operation): Ditto.
7085 (vect_strided_store_supported): Ditto.
7086 (vect_strided_load_supported): Ditto.
7087 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7088 * expmed.c (expand_shift): Ditto.
7090 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
7092 (ashr@var{m}3): Ditto.
7093 (vashl@var{m}3): Document new vector/vector shift standard name.
7094 (vashr@var{m}3): Ditto.
7095 (vlshr@var{m}3): Ditto.
7096 (vrotl@var{m}3): Ditto.
7097 (vrotr@var{m}3): Ditto.
7099 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
7100 (PPERM_INVERT): Ditto.
7101 (PPERM_REVERSE): Ditto.
7102 (PPERM_REV_INV): Ditto.
7103 (PPERM_ZERO): Ditto.
7104 (PPERM_ONES): Ditto.
7105 (PPERM_SIGN): Ditto.
7106 (PPERM_INV_SIGN): Ditto.
7107 (PPERM_SRC1): Ditto.
7108 (PPERM_SRC2): Ditto.
7110 * config/i386/sse.md (mulv2di3): Add SSE5 support.
7111 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
7112 allows a memory operand to be the value being added, and split it
7113 to improve vectorization.
7114 (sse5_pmacsdqh_mem): Ditto.
7115 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
7116 (sse5_mulv2div2di3_high): Ditto.
7117 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
7118 (vec_pack_trunc_v4si): Ditto.
7119 (vec_pack_trunc_v2di): Ditto.
7120 (sse5_pcmov_<mode>): Remove code that tried to use use
7121 andps/andnps instead of pcmov.
7122 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
7123 pmacsdqh instructions.
7124 (vec_widen_smult_lo_v4si): Ditto.
7126 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
7127 (PPERM_INVERT): Ditto.
7128 (PPERM_REVERSE): Ditto.
7129 (PPERM_REV_INV): Ditto.
7130 (PPERM_ZERO): Ditto.
7131 (PPERM_ONES): Ditto.
7132 (PPERM_SIGN): Ditto.
7133 (PPERM_INV_SIGN): Ditto.
7134 (PPERM_SRC1): Ditto.
7135 (PPERM_SRC2): Ditto.
7136 (ix86_expand_sse_movcc): Move the SSE5 test after the if
7138 (ix86_expand_int_vcond): If SSE5 generate all possible integer
7140 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
7141 says ignore whether the last reference is a memory operand.
7143 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7144 Paolo Bonzini <bonzini at gnu dot org>
7146 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
7149 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
7150 (vlshr<mode>3): Rename from vlshr<mode>3.
7151 (vashr<mode>3): Rename from vashr<mode>3.
7152 (mulv4sf3): Change the names of vector shift patterns.
7156 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
7159 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
7184 * config/spu/spu.md (v): New iterator macro to add v for vector types.
7185 (floatunssidf2_internal): Change vector/vector shift names.
7186 (floatunsdidf2_internal): Ditto.
7193 (vashl<mode>3): Rename from ashl<mode>3.
7194 (vashr<mode>3): Rename from ashr<mode>3.
7195 (vlshr<mode>3): Rename from lshr<mode>3.
7196 (vrotl<mode>3): Rename from rotl<mode>3.
7198 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7201 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
7202 multiply gives the wrong value when doing widening multiplies.
7203 (vec_widen_smult_lo_v4si): Ditto.
7205 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
7207 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
7208 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
7209 emit_library_call_value.
7210 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
7211 * tree.h (ECF_LIBCALL_BLOCK): Removed.
7212 * calls.c (initialize_argument_information, precompute_arguments,
7213 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
7214 (precompute_arguments): Removed flags parameter.
7215 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
7217 2008-05-14 Richard Guenther <rguenther@suse.de>
7219 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
7220 Make sure to register the store if the use is a PHI_NODE.
7222 2008-05-14 Olivier Hainque <hainque@adacore.com>
7224 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
7225 memory if the component is to be referenced in BLKmode according
7226 to get_inner_reference.
7228 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
7230 * calls.c (emit_library_call_value_1): Restore code clearing
7231 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
7233 2008-05-14 Olivier Hainque <hainque@adacore.com>
7234 Nicolas Roche <roche@adacore.com>
7236 * configure.ac: Add support for a "gcc_subdir" variable in
7237 config-lang.in, to denote a subdirectory where the language/GCC
7238 integration files are to be found.
7239 * configure: Regenerate.
7241 2008-05-14 Ira Rosen <irar@il.ibm.com>
7243 PR tree-optimization/36098
7244 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
7245 value for the first load in the group in case of a gap.
7246 (vect_build_slp_tree): Check that there are no gaps in loads.
7248 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
7250 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
7251 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
7252 expand_copysign_bit, ): Change call to emit_no_conflict_block to
7253 emit_insn and remove unneeded code to construct extra args.
7254 (emit_no_conflict_block): Removed.
7255 * optabls.h: (emit_no_conflict_block): Removed.
7256 * cse.c (cse_extended_basic_block): Remove search for
7257 REG_NO_CONFLICT note.
7258 * global.c: Removed incorrect comment added in revision 117.
7259 * expr.c (convert_move): Change call to emit_no_conflict_block to
7261 * recog.c: Change comments so that they do not mention
7263 * local_alloc.c (combine_regs): Removed last parameter.
7264 (no_conflict_p): Removed.
7265 (block_alloc): Removed note, no_conflict_combined_regno and set
7266 local vars. Removed all code to process REG_NO_CONFLICT blocks.
7267 (combine_regs): Removed already_dead and code to look for
7268 REG_NO_CONFLICT notes.
7269 * lower_subreg (remove_retval_note): Removed code to look for
7270 REG_NO_CONFLICT block.
7271 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
7272 (resolve_clobber): Remove code to process libcalls that have
7273 REG_NO_CONFLICT notes.
7274 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
7276 * combine.c (can_combine_p, distribute_notes): Removed
7277 REG_NO_CONFLICT case.
7278 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
7280 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
7281 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
7283 * reg-notes.def (NO_CONFLICT): Removed.
7285 2008-05-14 David S. Miller <davem@davemloft.net>
7287 * config/sparc/sparc.c (sparc_profile_hook): If
7288 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
7289 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
7290 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
7292 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
7294 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
7296 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
7299 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
7300 and op1 expansion before vector concat to have less live pseudos.
7302 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
7304 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7305 ix86_expand_vector_set if supported.
7307 2008-05-13 Diego Novillo <dnovillo@google.com>
7308 Kenneth Zadeck <zadeck@naturalbridge.com>
7310 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
7312 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
7313 phinodes_print_statistics, init_ssanames, fini_ssanames,
7314 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
7315 release_ssa_name, release_defs, replace_ssa_name_symbol,
7316 ssanames_print_statistics): Move ...
7317 * tree-flow.h: ... here.
7318 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
7319 Use FN instead of cfun.
7320 (make_ssa_name_fn): Rename from make_ssa_name.
7321 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
7322 * tree-flow-inline.h (make_ssa_name): Move from
7323 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
7324 * omp-low.c (expand_omp_parallel):
7325 * tree-flow-inline.h (redirect_edge_var_map_result):
7326 * tree-ssa.c (init_tree_ssa): Add argument FN.
7327 Use it instead of cfun. Update all users.
7329 2008-05-13 Tom Tromey <tromey@redhat.com>
7331 PR preprocessor/22168:
7332 * doc/cpp.texi (Top): Update menu.
7333 (Alternatives to Wrapper #ifndef): New node.
7334 (Other Directives): Document deprecation.
7335 (Obsolete Features): Remove menu.
7336 (Assertions): Merge node into Obsolete Features.
7337 (Obsolete once-only headers): Move earlier; rename to Alternatives
7339 * doc/cppopts.texi: Update.
7340 * c.opt (Wdeprecated): Enable for C and ObjC.
7341 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
7342 (C++ Dialect Options): Move -Wno-deprecated from here to...
7343 (Warning Options): ... here.
7345 2008-05-13 Richard Guenther <rguenther@suse.de>
7348 * fold-const.c (fold_sign_changed_comparison): Do not allow
7349 changes in pointer-ness.
7351 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7354 * config/sh/sh.c (sh_expand_prologue): Don't clear
7355 RTX_FRAME_RELATED_P for push insns.
7357 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
7359 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
7361 2008-05-12 Anatoly Sokolov <aesok@post.ru>
7363 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
7364 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
7365 Use 'machine->is_leaf' instead of 'leaf_func_p'.
7367 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
7369 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
7370 (*vec_concatv4sf_sse): This.
7371 (*sse2_concatv2si): Renamed to ...
7372 (*vec_concatv2si_sse2): This.
7373 (*sse1_concatv2si): Renamed to ...
7374 (*vec_concatv2si_sse): This.
7375 (*vec_concatv2di_rex): Renamed to ...
7376 (*vec_concatv2di_rex64): This.
7377 (*vec_concatv2si_sse4_1): New.
7378 (*vec_concatv2di_rex64_sse4_1): Likewise.
7380 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
7382 PR rtl-optimization/36111
7383 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
7384 that was created for swappable operands.
7386 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
7389 * Makefile.in: Substitute GNATMAKE and GNATBIND.
7390 * configure.ac: Add call to ACX_PROG_GNAT.
7392 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
7394 * optc-gen.awk: Fix comment typo.
7396 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7398 * pretty-print.c (pp_integer_with_precision): Use
7399 HOST_LONG_LONG_FORMAT.
7401 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
7403 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
7405 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
7407 * config/i386/i386.c (bdesc_ptest): Removed.
7408 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
7409 (bdesc_args): Add __builtin_ia32_ptestz128,
7410 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
7411 (ix86_init_mmx_sse_builtins): Updated.
7412 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
7413 (ix86_expand_builtin): Updated.
7415 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
7417 * tree-cfg.c (valid_fixed_convert_types_p): New function.
7418 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
7420 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
7422 * value-prof.c (interesting_stringop_to_profile): Do not
7423 return early for BUILT_IN_MEMPCPY.
7425 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
7427 * calls.c (expand_call): Don't use callgraph to increase
7428 preferred_stack_boundary.
7430 * cgraph.h (cgraph_rtl_info): Use unsigned on
7431 preferred_incoming_stack_boundary.
7433 * final.c (rest_of_clean_state): Use unsigned on
7434 preferred_stack_boundary.
7436 2008-05-09 Tom Tromey <tromey@redhat.com>
7438 PR preprocessor/22231:
7439 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
7442 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
7444 PR tree-optimization/36129
7445 * tree-ssa-ccp.c: Include value-prof.h.
7446 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
7447 built-in function was folded to a constant.
7448 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
7450 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
7451 Sebastian Pop <sebastian.pop@amd.com>
7453 * tree-scalar-evolution.c: Document instantiate_scev.
7454 (instantiate_parameters_1): Renamed instantiate_scev_1.
7455 Don't use the same loop for instantiation_loop and evolution_loop.
7456 (instantiate_scev): New.
7457 (instantiate_parameters): Moved...
7458 (resolve_mixers): Update call to instantiate_scev_1 to pass the
7459 same loop twice. Maintains the semantics for this function.
7460 * tree-scalar-evolution.h (instantiate_scev): Declare.
7461 (instantiate_parameters): ...here. Now static inline.
7462 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
7463 instead of resolve_mixers.
7465 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7467 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
7469 2008-05-09 Tomas Bily <tbily@suse.cz>
7471 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
7472 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
7473 * tree-ssa-structalias.c (get_constraint_for): Likewise.
7474 * c-common.c (c_common_truthvalue_conversion): Likewise.
7475 * tree-object-size.c (compute_object_offset): Likewise.
7476 * tree-inline.c (estimate_num_insns_1): Likewise.
7477 * varasm.c (const_hash_1, compare_constant, copy_constant)
7478 (compute_reloc_for_constant, output_addressed_constants)
7479 (initializer_constant_valid_p): Likewise.
7480 * c-omp.c (check_omp_for_incr_expr): Likewise.
7481 * gimplify.c (gimplify_expr): Likewise.
7482 * c-typeck.c (c_finish_return): Likewise.
7483 * tree-vectorizer.c (supportable_widening_operation)
7484 (supportable_narrowing_operation): Likewise.
7485 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
7486 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
7487 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7488 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
7489 (descr_info_loc): Likewise.
7490 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
7491 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
7492 (fold_unary): Likewise.
7493 * builtins.c (get_pointer_alignment): Likewise.
7494 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
7495 (instantiate_parameters_1): Likewise.
7496 * tree.c (expr_align, stabilize_reference): Likewise.
7497 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
7498 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7499 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
7500 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
7501 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
7502 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
7504 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
7505 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
7506 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7507 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
7508 (forward_propagate_comparison)
7509 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7510 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
7511 * emit-rtl.c (component_ref_for_mem_expr)
7512 (set_mem_attributes_minus_bitpos): Likewise.
7513 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
7514 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
7516 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
7517 (build_function_call, pointer_diff, build_compound_expr)
7518 (c_finish_return): Likewise.
7519 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
7520 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
7522 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
7523 * expr.c (is_aligning_offset): Likewise.
7524 * tree-ssa-alias.c (is_escape_site): Likewise.
7525 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
7526 (check_all_va_list_escapes): Likewise.
7527 * tree-ssa-loop-ivopts.c (determine_base_object)
7528 (determine_common_wider_type): Likewise.
7529 * dojump.c (do_jump): Likewise.
7530 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
7531 * tree-gimple.c (is_gimple_cast): Likewise.
7532 * fold-const.c (decode_field_reference, )
7533 (fold_sign_changed_comparison, fold_unary, fold_comparison)
7534 (fold_binary): Likewise.
7535 * tree-ssa-alias-warnings.c (find_alias_site_helper)
7536 (already_warned_in_frontend_p): Likewise.
7537 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
7538 * tree.c (really_constant_p, get_unwidened): Likewise.
7539 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7540 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7541 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
7543 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
7545 (CONVERT_EXPR_P): Define.
7546 (CASE_CONVERT): Define.
7548 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7551 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
7552 (delete_unmarked_insns): When deleting a call, call
7553 delete_unreachable_blocks.
7554 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
7555 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
7557 2008-05-08 Richard Guenther <rguenther@suse.de>
7559 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
7560 (-ftree-salias): Likewise.
7561 (salias-max-implicit-fields): Remove param documentation.
7562 (salias-max-array-elements): Likewise.
7563 * tree-pass.h (pass_create_structure_vars): Remove.
7564 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
7565 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
7566 * tree-ssa-alias.c (create_structure_vars): Remove.
7567 (gate_structure_vars): Likewise.
7568 (pass_create_structure_vars): Likewise.
7569 (gate_build_alias): Likewise.
7570 (pass_build_alias): Adjust to run always and dump the function.
7571 * common.opt (ftree-salias): Hide.
7572 * passes.c (init_optimization_passes): Remove
7573 pass_create_structure_vars, adjust comment.
7574 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
7575 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
7576 * opts.c (decode_options): Do not set flag_tree_salias.
7577 (common_handle_option): Add OPT_ftree_salias to the backward
7578 compatibility section.
7580 2008-05-08 Richard Guenther <rguenther@suse.de>
7582 * tree-flow-inline.h (var_can_have_subvars): Move ...
7583 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
7584 * tree-flow.h (var_can_have_subvars): Remove.
7585 (push_fields_onto_fieldstack): Remove.
7586 (sort_fieldstack): Likewise.
7587 (struct fieldoff): Move ...
7588 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
7589 alias_set and base_for_components fields.
7590 (sort_fieldstack): Make static.
7591 (push_fields_onto_fieldstack): Likewise. Remove code that
7592 handles anything but RECORD_TYPEs. Remove alias_set and
7593 base_for_components handling.
7594 (create_variable_info_for): Adjust.
7596 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
7598 * common.opt (Wframe-larger-than=): Shorten the help message
7600 * doc/invoke.texi (Wframe-larger-than=): Add more description.
7602 2008-05-08 Rafael Espindola <espindola@google.com>
7604 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
7606 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
7607 trap and that both operands are gimple values.
7608 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
7609 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
7612 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
7614 * read-rtl.c (join_c_conditions): Return the first string if the
7615 two strings are equal.
7617 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
7619 * gensupport.h (pred_data): Add a "num_codes" field.
7620 (add_predicate_code): Declare.
7621 * gensupport.c (add_predicate_code): New function.
7622 (std_pred_table): Add an "allows_const_p" field.
7623 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
7624 Remove the (incomplete) list of such codes from the codes field.
7625 (init_predicate_table): Use add_predicate_code. Add all
7626 RTX_CONST_OBJs if allows_const_p is true.
7627 * genrecog.c (process_define_predicate): Use add_predicate_code.
7629 2008-05-08 David Daney <ddaney@avtrex.com>
7630 Richard Sandiford <rsandifo@nildram.co.uk>
7632 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
7633 special case of constant zero operands.
7634 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
7635 old and new values. Special case constant zero values.
7636 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
7638 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
7639 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
7641 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
7644 * simplify-rtx.c (simplify_plus_minus): Create CONST of
7645 similar RTX_CONST_OBJ before CONST_INT.
7647 2008-05-08 Steve Ellcey <sje@cup.hp.com>
7649 * stmt.c (expand_stack_restore): Change sa mode if needed.
7651 2008-05-08 Richard Guenther <rguenther@suse.de>
7653 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
7654 return type to bool.
7655 (ix86_sol10_return_in_memory): Likewise.
7656 (ix86_i386elf_return_in_memory): Likewise.
7657 (ix86_i386interix_return_in_memory): Likewise.
7658 * config/i386/i386.c (ix86_return_in_memory): Likewise.
7659 (ix86_sol10_return_in_memory): Likewise.
7660 (ix86_i386elf_return_in_memory): Likewise.
7661 (ix86_i386interix_return_in_memory): Likewise.
7663 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
7666 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
7668 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
7669 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
7672 2008-05-08 Richard Guenther <rguenther@suse.de>
7674 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
7675 * tree-data-ref.h (struct dr_alias): Remove subvars field.
7676 (DR_SUBVARS): Remove.
7677 * tree-dfa.c (dump_subvars_for): Remove.
7678 (debug_subvars_for): Likewise.
7679 (dump_variable): Do not dump subvars.
7680 (remove_referenced_var): Do not remove subvars.
7681 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
7682 (lookup_subvars_for_var): Remove.
7683 (get_subvars_for_var): Likewise.
7684 (get_subvars_at): Likewise.
7685 (get_first_overlapping_subvar): Likewise.
7686 (overlap_subvar): Likewise.
7687 * tree-flow.h (subvar_t): Remove.
7688 (struct var_ann_d): Remove subvars field.
7689 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
7690 argument. Remove special handling of SFTs.
7691 (compute_tag_properties): Likewise.
7692 (set_initial_properties): Likewise.
7693 (compute_call_clobbered): Likewise.
7694 (count_mem_refs): Likewise.
7695 (compute_memory_partitions): Likewise.
7696 (compute_flow_insensitive_aliasing): Likewise.
7697 (setup_pointers_and_addressables): Likewise.
7698 (new_type_alias): Likewise.
7699 (struct used_part): Remove.
7700 (used_portions): Likewise.
7701 (struct used_part_map): Likewise.
7702 (used_part_map_eq): Likewise.
7703 (used_part_map_hash): Likewise.
7704 (free_used_part_map): Likewise.
7705 (up_lookup): Likewise.
7706 (up_insert): Likewise.
7707 (get_or_create_used_part_for): Likewise.
7708 (create_sft): Likewise.
7709 (create_overlap_variables_for): Likewise.
7710 (find_used_portions): Likewise.
7711 (create_structure_vars): Likewise.
7712 * tree.def (STRUCT_FIELD_TAG): Remove.
7713 * tree.h (MTAG_P): Adjust.
7714 (struct tree_memory_tag): Remove base_for_components and
7715 unpartitionable flags.
7716 (struct tree_struct_field_tag): Remove.
7717 (SFT_PARENT_VAR): Likewise.
7718 (SFT_OFFSET): Likewise.
7719 (SFT_SIZE): Likewise.
7720 (SFT_NONADDRESSABLE_P): Likewise.
7721 (SFT_ALIAS_SET): Likewise.
7722 (SFT_UNPARTITIONABLE_P): Likewise.
7723 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
7724 (union tree_node): Remove sft field.
7725 * alias.c (get_alias_set): Remove special handling of SFTs.
7726 * print-tree.c (print_node): Remove handling of SFTs.
7727 * tree-dump.c (dequeue_and_dump): Likewise.
7728 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
7729 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
7730 * tree-predcom.c (set_alias_info): Do not set subvars.
7731 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
7732 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
7733 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
7734 (add_vars_for_offset): Remove.
7735 (add_virtual_operand): Remove special handling of SFTs.
7736 (add_call_clobber_ops): Likewise.
7737 (add_call_read_ops): Likewise.
7738 (get_asm_expr_operands): Likewise.
7739 (get_modify_stmt_operands): Likewise.
7740 (get_expr_operands): Likewise.
7741 (add_to_addressable_set): Likewise.
7742 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
7743 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7744 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
7745 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
7746 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
7747 (tree_node_structure): Likewise.
7748 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
7750 (find_what_p_points_to): Likewise.
7752 2008-05-08 Sa Liu <saliu@de.ibm.com>
7754 * config/spu/spu.md: Fixed subti3 pattern.
7756 2008-05-08 Richard Guenther <rguenther@suse.de>
7759 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
7760 sure to create a representative for trailing arrays for PTA.
7762 2008-05-08 Richard Guenther <rguenther@suse.de>
7765 * fold-const.c (operand_equal_p): Two objects which types
7766 differ in pointerness are not equal.
7768 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
7770 * calls.c (compute_argument_block_size): Add argument tree fndecl.
7771 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
7772 (emit_library_call_value_1): Add new variable fndecl initialized by
7773 NULL_TREE. It should be the decl type of orgfun, but this information
7774 seems not to be available here, so it uses the default calling abi.
7775 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
7776 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
7777 by TARGET_RETURN_IN_MEMORY.
7778 * config/i386/i386-interix.h: Likewise.
7779 * config/i386/i386.h: Likewise.
7780 * config/i386/i386elf.h: Likewise.
7781 * config/i386/ptx4-i.h: Likewise.
7782 * config/i386/sol2-10.h: Likewise.
7783 * config/i386/sysv4.h: Likewise.
7784 * config/i386/vx-common.h: Likewise.
7785 * config/cris/cris.h: Removed #if 0 clause.
7786 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
7787 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
7789 (ix86_sol10_return_in_memory): Likewise.
7790 (ix86_i386elf_return_in_memory): New.
7791 (ix86_i386interix_return_in_memory): New.
7792 * config/mt/mt-protos.h (mt_return_in_memory): New.
7793 * config/mt/mt.c: Likewise.
7794 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
7795 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
7796 * config/bfin/bfin.h: Likewise.
7797 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
7799 * config/bfin/bfin.c: Likewise.
7800 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
7801 * config/alpha/unicosmk.h: Likewise.
7802 * config/i386/cygming.h: Likewise.
7803 * config/iq2000/iq2000.h: Likewise.
7804 * config/mips/mips.h: Likewise.
7805 * config/mn10300/mn10300.h: Likewise.
7806 * config/rs6000/rs6000.h: Likewise.
7807 * config/score/score.h: Likewise.
7808 * config/spu/spu.h: Likewise.
7809 * config/v850/v850.h: Likewise.
7810 * defaults.h: Likewise.
7811 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
7812 * expr.c (emit_block_move): Adjust use of
7813 OUTGOING_REG_PARM_STACK_SPACE.
7814 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
7815 OUTGOING_REG_PARM_STACK_SPACE.
7816 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
7818 2008-05-08 Jakub Jelinek <jakub@redhat.com>
7820 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
7821 on OMP_RETURN for OMP_FOR.
7824 * dwarf2out.c (dw_expand_expr, common_check): Removed.
7825 (fortran_common): New function.
7826 (gen_variable_die): Call fortran_common instead of common_check,
7827 adjust for it returning tree instead of rtx. Formatting.
7829 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7833 * see.c (see_copy_insn): Copy new pure const attributes for new call.
7834 * c-decl.c (merge_decls): Ditto.
7835 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
7836 to RTL_CONST_OR_PURE_CALL_P.
7837 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
7838 Initialized DECL_LOOPING_CONST_PURE.
7839 (process_call_operands): Set tree_side_effects properly.
7840 * tree.h (TREE_READONLY_DECL_P): Removed.
7841 (DECL_IS_PURE): Renamed to DECL_PURE_P.
7842 (DECL_LOOPING_OR_CONST_P): New macro.
7843 (struct tree_function_decl): Added looping_const_or_pure_p.
7845 (ECF_LOOPING_OR_CONST_P): New macro.
7846 * rtlanal.c (pure_const_p): Removed.
7847 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
7848 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
7849 to RTL_CONST_CALL_P.
7850 * ipa-pure-const.c (pure_const_state_e): Added looping field.
7851 (check_decl, check_tree, check_call, scan_function): Initialize
7853 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
7854 (static_execute): Set looping true for recursive functions.
7855 Undo setting state to IPA_NEITHER for recursive functions.
7857 * ifcvt.c (noce_can_store_speculate_p): Changed
7858 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
7859 RTL_CONST_OR_PURE_CALL_P.
7860 * dse.c (scan_insn): Ditto.
7861 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
7862 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
7863 RTL_CONST_OR_PURE_CALL_P.
7864 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
7865 pure_call_p to RTL_CONST_CALL_P.
7866 * gimplify.c (gimplify_call_expr): Clear side effects for
7867 non-looping pure and constant calls.
7868 * calls.c (emit_call_1): Set rtl flags from ecf flags.
7869 (flags_from_decl_or_type): Set ecf flags from decl flags.
7870 (initialize_argument_information): Turn off
7871 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
7872 Change const to pure if callee_copies is true rather than just
7874 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
7875 way of marking pure calls.
7876 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
7877 Remove hack that was supposed to fix pr7335 and remove old
7878 way of marking pure calls.
7879 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
7880 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
7881 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
7882 RTL_CONST_OR_PURE_CALL_P.
7883 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
7884 * loop-invariant.c (find_exits, find_invariant_bb): Changed
7885 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
7886 * sched-deps.c (schedule_analyze): Ditto.
7887 * rtl.h (struct rtx_def): Use call field, unchanging field, and
7888 return_val field of calls to represent pure and const function info.
7889 (CONST_OR_PURE_CALL_P): Deleted macro.
7890 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
7891 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
7892 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
7894 * tree-optimize.c (execute_fixup_cfg): Added test for
7895 ECF_LOOPING_CONST_OR_PURE.
7896 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
7898 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
7899 effects for looping pure or const calls.
7900 (verify_gimple_expr): Added verification code.
7901 * config/alpha/alpha.c (alpha_legitimize_address,
7902 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
7904 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
7905 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
7906 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
7907 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
7908 RTL_CONST_OR_PURE_CALL_P.
7909 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
7910 and const calls to be deleted.
7912 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
7915 * config/i386/mmx.md (mmx_subv2sf3): New expander.
7916 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
7917 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
7918 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
7919 to handle nonimmediate operands.
7920 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
7921 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
7922 to handle nonimmediate operands.
7923 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
7924 (mmx_pmulhrwv4hi3): New expander. Use
7925 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7926 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
7927 (sse2_umulv1siv1di3): New expander. Use
7928 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7929 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
7930 (mmx_eq<mode>3): New expander. Use
7931 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7932 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
7933 (mmx_uavgv8qi3): New expander. Use
7934 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7935 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
7936 (mmx_uavgv4hi3): New expander. Use
7937 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7939 * config/i386/sse.md
7940 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
7941 to handle nonimmediate operands.
7942 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
7943 to handle nonimmediate operands.
7944 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
7945 to handle nonimmediate operands.
7946 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
7947 to handle nonimmediate operands.
7948 (sse2_unpckhpd_exp): New expander. Use
7949 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7950 (sse2_unpcklpd_exp): New expander. Use
7951 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7952 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
7953 to handle nonimmediate operands.
7954 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
7955 to handle nonimmediate operands.
7956 (*sse2_<plusminus_insn><mode>3): Rename from
7957 sse2_<plusminus_insn><mode>3 insn pattern.
7958 (sse2_<plusminus_insn><mode>3): New expander. Use
7959 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7960 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
7961 (sse2_umulv2siv2di3): New expander. Use
7962 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7963 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
7964 (sse4_1_mulv2siv2di3): New expander. Use
7965 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7966 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
7967 (sse2_pmaddwd): New expander. Use
7968 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7969 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
7970 (sse2_eq<mode>3): New expander. Use
7971 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7972 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
7973 (sse4_1_eqv2di3): New expander. Use
7974 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7975 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
7976 (sse2_uavgv16qi3): New expander. Use
7977 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7978 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
7979 (sse2_uavgv16qi3): New expander. Use
7980 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7981 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
7982 (sse2_uavgv8hi3): New expander. Use
7983 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7984 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
7985 (ssse3_pmulhrswv8hi3): New expander. Use
7986 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7987 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
7988 (ssse3_pmulhrswv4hi3): New expander. Use
7989 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7991 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
7992 (<sse>_vmmul<mode>3): Ditto.
7993 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
7995 (ssse3_pmaddubsw128): Use register_operand for operand 1.
7996 (ssse3_pmaddubsw): Ditto.
7998 * config/i386/i386.c (struct_builtin_description)
7999 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
8000 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
8001 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
8002 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
8003 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
8004 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
8005 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
8006 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
8007 (ix86_fixup_binary_operands): Assert that src1
8008 and src2 must have the same mode when swapped.
8009 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
8010 and ix86_binary_operator_ok. Do not force operands in registers
8013 2008-05-07 Jan Hubicka <jh@suse.cz>
8015 * cgraph.c (dump_cgraph_node): Update.
8016 * cgraph.h (cgraph_local_info): Break out inline summary.
8017 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
8019 * ipa-inline (inline_summary): New accestor function.
8020 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
8021 cgraph_decide_inlining, compute_inline_parameters): Update.
8022 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
8024 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8026 Cleanup ColdFire scheduling support and add V4 pipeline model.
8028 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
8029 (define_attr cpu): Add cfv4 value.
8030 (define_attr type, define_attr type1): Merge into a single 'type'
8031 attribute. Update all uses.
8032 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
8033 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
8035 (define_attr opx_mem, define_attr opy_mem): Remove.
8036 (define_attr op_mem): Clean up, update comment.
8037 (define_attr size): Use specific values instead of general int.
8038 (define_attr guess, define_attr split): Remove. Update all uses.
8039 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
8040 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
8041 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
8042 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
8043 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
8044 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
8045 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
8046 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
8047 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
8048 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
8049 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
8050 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
8051 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
8052 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
8053 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
8054 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
8055 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
8056 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
8057 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
8058 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
8059 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
8060 Update or set attributes.
8061 (stack_tie): New fake instruction.
8063 * config/m68k/m68k.h (TUNE_CFV4): New macro.
8064 (m68k_sched_attr_size): Update declaration.
8065 (m68k_sched_attr_type2): Remove.
8066 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
8067 Declare new bypass predicates.
8069 * config/m68k/m68k.c (m68k_sched_issue_rate,
8070 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
8072 (TARGET_SCHED_ISSUE_RATE,
8073 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
8074 (override_options): Handle scheduling for ColdFire V4 core.
8075 (m68k_expand_prologue): Emit stack_tie.
8076 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
8077 'OP_TYPE_FPN'. Update all uses.
8078 (sched_guess_p): Remove.
8079 (sched_address_type): Handle symbolic addresses.
8080 (sched_get_operand): New static function.
8081 (sched_operand_type): Merge into sched_attr_op_type.
8082 (sched_attr_op_type): Handle FP registers, handle quick constants,
8084 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
8085 (m68k_sched_attr_size): Update. Move logic to ...
8086 (sched_get_attr_size_int): New static function.
8087 (sched_get_opxy_mem_type): New static function.
8088 (m68k_sched_attr_op_mem): Update.
8089 (m68k_sched_attr_type2): Remove.
8090 (sched_cfv4_bypass_data): New static variable.
8091 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
8092 (m68k_sched_issue_rate): Implement scheduler hook.
8093 (struct _sched_ib: enabled_p): New field.
8094 (m68k_sched_variable_issue): Update. Handle V4.
8095 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
8096 sched_dump_class_func_t, sched_dump_split_class,
8097 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
8098 sched_dump_dfa_class, m68k_sched_dump): Remove.
8099 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
8101 (m68k_sched_init_global): Remove statisctics dumping, introduce
8102 sanity check that all instructions have pipeline reservations. Handle
8104 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
8105 Handle ColdFire V4 core.
8106 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
8107 New static functions.
8108 (m68k_sched_address_bypass_p): New bypass predicate.
8109 (sched_get_indexed_address_scale): New static function.
8110 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
8112 * cf.md: Update comments.
8113 (define_attr type2): Remove. Use 'type' attribute instead.
8115 (cf_ib): Rename to cfv123_ib. Update all uses.
8116 (cf_oep): Rename to cfv123_oep. Update all uses.
8117 (cf_chr): Rename to cfv123_chr. Update all uses.
8118 (cf_mem): Rename to cfv123_mem. Update all uses.
8119 (cf_mac): Move to more appropriate place.
8120 (cfv123_guess): New automaton and cpu_unit.
8121 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
8122 Update uses of 'size' attribute. Handle before reload scheduling.
8123 (cfv123_guess): New dummy reservation for unhandled instructions.
8124 (cfv4_*): Pipeline description of ColdFire V4 core.
8125 (ignore): New reservation to handle 'ignore' type.
8127 2008-05-07 Ian Lance Taylor <iant@google.com>
8130 * gimplify.c (find_single_pointer_decl_1): Don't look through
8132 (find_single_pointer_decl): Adjust comments.
8134 2008-05-07 Jakub Jelinek <jakub@redhat.com>
8137 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
8138 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
8141 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
8142 integral type rather than floating point, then VIEW_CONVERT_EXPR
8143 to the floating point type.
8145 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
8147 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
8148 TFmode op0 to register.
8150 2008-05-07 Alan Modra <amodra@bigpond.net.au>
8152 * c-decl.c (grokdeclarator): Comment typo.
8154 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
8156 * tree-flow.h: Remove prototype for computed_goto_p.
8157 * tree-cfg.c (computed_goto_p): Make static.
8159 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
8162 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
8163 (contains_aligned_value_p): This. Handle _Decimal128.
8164 (ix86_function_arg_boundary): Only align _Decimal128 to its
8165 natural boundary and handle it properly.
8167 2008-05-06 Martin Jambor <mjambor@suse.cz>
8169 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
8170 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
8171 (ipcp_method_set_orig_node): Removed.
8172 (ipcp_cval_get_cvalue_type): Removed.
8173 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
8174 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
8175 (ipcp_cval_set_cvalue_type): Removed.
8176 (ipcp_cval_get_cvalue): Removed.
8177 (ipcp_cval_set_cvalue): Removed.
8178 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
8179 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
8180 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
8181 (ipcp_cval_meet): Renamed to ipa_lattice_meet
8182 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
8183 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
8184 (ipcp_get_ith_lattice): Changed parameters.
8185 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
8186 (ipcp_lattice_from_jfunc): Changed parameters.
8187 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
8188 (ipcp_method_cval_print): Added temporary variable info.
8189 (ipcp_redirect): Removed already unused local variable caller.
8190 (ipcp_redirect): New temporary variable orig_callee_info
8191 (ipcp_redirect): Removed newly unused local variable callee.
8192 (ipcp_redirect): Removed (a bit confusing) local variable type.
8193 (ipcp_insert_stage): Added local variable info.
8194 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
8196 (ipcp_formal_create): Removed.
8197 (ipcp_method_cval_set): Removed.
8198 (ipcp_propagate_stage): Renamed lattice variables.
8199 (ipcp_method_cval_set_cvalue_type): Removed.
8200 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
8201 (ipcp_print_all_lattices): Changed printed strings to refer to
8202 lattices rather than cvals.
8203 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
8204 (ipcp_propagate_const): Changed formal parameters.
8205 (build_const_val): Changed formal parameters.
8206 (ipcp_insert_stage): Removed useless variable cvalue
8207 (build_const_val): Changed formal parameters.
8208 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
8209 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
8210 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
8211 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
8212 (ipcp_print_func_profile_counts): Changed string from "method" to
8214 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
8215 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
8216 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
8217 (ipcp_structures_print): Renamed to ipcp_print_all_structures
8218 (ipcp_profile_print): Renamed to ipcp_print_profile_data
8219 (ipcp_lat_is_const): Changed parameters and made inline.
8220 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
8221 (ipcp_redirect): Renamed to ipcp_need_redirect_p
8222 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
8223 the predicate condition directly
8224 (ipcp_propagate_stage): Added local variable args. Removed local
8225 variable callee. (Both are mere code simplifications.)
8226 (ipcp_method_dont_insert_const): Renamed to
8227 ipcp_node_not_modifiable_p.
8228 (ipcp_node_not_modifiable_p): Made inline.
8229 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
8230 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
8231 (ipcp_print_all_lattices): Removed variable cvalue
8232 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
8235 2008-05-06 Olivier Hainque <hainque@adacore.com>
8237 * tree-sra.c (try_instantiate_multiple_fields): Early return
8238 if field has POINTER_TYPE.
8240 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
8242 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
8243 by using 'q' specifier for instruction.
8244 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
8246 2008-05-06 Anatoly Sokolov <aesok@post.ru>
8248 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
8249 Change mode of zero_extract from QImode to HImode.
8250 (sign bit tests peepholes): (Ditto.).
8252 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
8254 * config/i386/mmx.md: Remove double backslashes from asm templates.
8255 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
8256 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
8257 to handle nonimmediate operands.
8258 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
8259 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
8260 to handle nonimmediate operands.
8261 (*mmx_<code>v2sf3_finite): New insn pattern.
8262 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
8263 (mmx_<code>v2sf3): New expander. Use
8264 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8265 (mmx_<plusminus_insn><mode>3): New expander. Use
8266 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8267 (*mmx_<plusminus_insn><mode>3): New insn pattern.
8268 (mmx_add<mode>3): Removed.
8269 (mmx_ssadd<mode>3): Ditto.
8270 (mmx_usadd<mode>3): Ditto.
8271 (mmx_sub<mode>3): Ditto.
8272 (mmx_sssub<mode>3): Ditto.
8273 (mmx_ussub<mode>3): Ditto.
8274 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
8275 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
8276 to handle nonimmediate operands.
8277 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
8279 (mmx_smulv4hi3_highpart): New expander. Use
8280 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8281 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
8283 (mmx_umulv4hi3_highpart): New expander. Use
8284 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8285 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
8286 (mmx_<code>v4hi3): New expander. Use
8287 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8288 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
8289 (mmx_<code>v8qi3): New expander. Use
8290 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8291 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
8292 (mmx_<code><mode>3): New expander. Use
8293 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8295 2008-05-05 Jan Hubicka <jh@suse.cz>
8297 PR tree-optimization/36118
8298 * passes.c (pass_init_dump_file): Fix dump header.
8300 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8303 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
8304 VCE for function decls.
8306 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
8308 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
8310 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
8312 * config/i386/i386.md (sat_plusminus): New.
8313 (plusminus_insn): Likewise.
8314 (plusminus_mnemonic): Likewise.
8316 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
8317 (*<addsub><mode>3_cc_overflow): Renamed to ...
8318 (*<plusminus_insn><mode>3_cc_overflow): This.
8319 (*<addsub>si3_zext_cc_overflow): Renamed to ...
8320 (*<plusminus_insn>si3_zext_cc_overflow): This.
8322 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
8323 (<plusminus_insn><mode>3): This.
8324 (*<addsub><mode>3): Renamed to ...
8325 (*<plusminus_insn><mode>3): This.
8326 (<sse>_vm<addsub><mode>3): Renamed to ...
8327 (<sse>_vm<plusminus_insn><mode>3): This.
8328 (sse3_h<addsub>v4sf3): Renamed to ...
8329 (sse3_h<plusminus_insn>v4sf3): This.
8330 (sse3_h<addsub>v2df3): Renamed to ...
8331 (sse3_h<plusminus_insn>v2df3): This.
8332 (<plusminus_insn><mode>3): New.
8333 (*<plusminus_insn><mode>3): Likewise.
8334 (sse2_<plusminus_insn><mode>3): Likewise.
8335 (add<mode>): Removed.
8336 (*add<mode>3): Likewise.
8337 (sse2_ssadd<mode>3): Likewise.
8338 (sse2_usadd<mode>3): Likewise.
8339 (sub<mode>3): Likewise.
8340 (*sub<mode>3): Likewise.
8341 (sse2_sssub<mode>3): Likewise.
8342 (sse2_ussub<mode>3): Likewise.
8344 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
8346 * gthr-single.h: Add in required interface elements as per gthr.h.
8347 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
8348 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
8349 Generalize UNUSED macro.
8350 (__gthread_once): Add.
8351 (__gthread_key_create): Add.
8352 (__gthread_key_delete): Add.
8353 (__gthread_getspecific): Add.
8354 (__gthread_setspecific): Add.
8356 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
8358 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
8359 the same size types for the indirect reference on the rhs, then
8362 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
8364 * config/i386/i386.md
8365 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
8366 one insn template instead of template series.
8367 (*xordi_1_rex64): Ditto.
8368 (*xordi_2_rex64): Ditto.
8370 2008-05-05 Ira Rosen <irar@il.ibm.com>
8372 PR tree-optimization/36119
8373 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
8376 2008-06-04 Jan Hubicka <jh@suse.cz>
8378 tree-optimization/36100
8379 * tree-pass.h (pass_O0_always_inline): Declare.
8380 * ipa-inline.c (inline_transform): Remove dead code.
8381 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8382 pass_O0_always_inline): New.
8383 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
8385 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
8387 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
8388 mnemonic in this_param move for TARGET_64BIT.
8390 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
8392 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
8393 (*strmovsi_rex_1): Ditto.
8394 (*strsetsi_1): Ditto.
8395 (*strsetsi_rex_1): Ditto.
8397 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
8398 adddicc expanders using SWI mode iterator.
8400 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
8403 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
8406 2008-05-04 David S. Miller <davem@davemloft.net>
8408 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
8409 (sparc*-*-linux*): Use linux.h in tm_file.
8410 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
8411 compiler defaulting to 32-bit.
8412 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
8414 * config/sparc/linux.h: Remove definitions now obtained
8415 properly from linux.h
8416 * config/sparc/linux64.h: Likewise.
8417 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
8418 don't want this setting for 32-bit builds in a biarch compiler.
8419 * doc/install.texi: Add sparc-linux to list of targets
8420 supporting --enable-targets=all.
8422 2008-05-03 Andrew Pinski <pinskia@gmail.com>
8424 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
8426 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
8428 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
8429 after V4SI_FTYPE_V8HI.
8430 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
8431 case V4SI_FTYPE_V2DF.
8433 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
8435 * doc/invoke.texi (max-flow-memory-locations): Removed.
8436 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
8438 2008-05-03 Richard Guenther <rguenther@suse.de>
8441 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
8443 2008-05-02 David S. Miller <davem@davemloft.net>
8445 * config.gcc (need_64bit_hwint): Document libcpp dependency.
8447 2008-05-02 Simon Baldwin <simonb@google.com>
8450 * c-common.h (warn_array_subscript_range): Removed.
8451 * c-common.c (warn_array_subscript_range): Ditto.
8452 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
8453 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
8455 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
8457 * config/i386/i386.c (ix86_special_builtin_type): New.
8458 (bdesc_special_args): Likewise.
8459 (ix86_expand_special_args_builtin): Likewise.
8460 (ix86_init_mmx_sse_builtins): Updated.
8461 (ix86_expand_builtin): Updated.
8462 (ix86_expand_store_builtin): Removed.
8463 (ix86_expand_unop_builtin): Likewise.
8465 * config/i386/mm3dnow.h (__v2sf): Moved to ...
8466 * config/i386/mmintrin.h (__v2sf): Here.
8468 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
8470 (_mm_loadl_pi): Likewise.
8471 (_mm_storeh_pi): Replace __v2si with __v2sf.
8472 (_mm_storel_pi): Likewise.
8474 * doc/extend.texi: Correct __builtin_ia32_loadhps,
8475 __builtin_ia32_loadlps, __builtin_ia32_storehps,
8476 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
8477 __builtin_ia32_loadlpd.
8479 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
8481 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
8482 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
8483 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
8484 (ix86_init_mmx_sse_builtins): Updated.
8485 (ix86_expand_args_builtin): Likewise.
8486 (ix86_expand_builtin): Likewise.
8487 (ix86_expand_unop1_builtin): Renamed to ...
8488 (ix86_expand_unop_vec_merge_builtin): This.
8490 2008-05-01 Jan Hubicka <jh@suse.cz>
8493 * ipa-inline.c (inline_generate_summary): Make static.
8494 (inline_transform): Do not call inlining at -O0; make static.
8495 * passes.c (execute_todo): Add sanity check.
8496 (execute_one_ipa_transform_pass): Execute proper flags.
8498 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
8500 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
8501 (DECL_NONADDRESSABLE_P): Likewise.
8502 * alias.c (record_component_aliases): Fix comment.
8504 2008-05-01 Simon Baldwin <simonb@google.com>
8506 * c-common.h (warn_array_subscript_range): New function.
8507 * c-common.c (warn_array_subscript_range): Ditto.
8508 * tree-vrp.c (check_array_ref): Corrected code to agree with
8509 comment, ignoring only arrays of size 0 or size 1.
8510 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
8512 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8514 * config/i386/i386.c (ix86_builtin_type): Replace
8515 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
8516 (bdesc_args): Updated.
8517 (ix86_init_mmx_sse_builtins): Likewise.
8518 (ix86_expand_args_builtin): Likewise.
8520 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
8523 * doc/extend.texi: Correct __builtin_ia32_palignr.
8525 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8528 * config/i386/i386.c (bdesc_crc32): Removed.
8529 (ix86_expand_crc32): Likewise.
8530 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
8531 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
8532 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
8533 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
8534 UINT_FTYPE_UINT_UCHAR.
8535 (bdesc_args): Updated. Add crc32 builtins.
8536 (ix86_init_mmx_sse_builtins): Updated.
8537 (ix86_expand_args_builtin): Updated to support subreg.
8539 * doc/extend.texi: Correct __builtin_ia32_crc32di.
8541 2008-05-01 Jan Hubicka <jh@suse.cz>
8543 * tree-pass.h (opt_pass): Add IPA_PASS.
8544 (varpool_node, cgraph_node): Forward declare.
8545 (ipa_opt_pass): Define.
8546 (pass_ipa_inline): Turn into ipa_opt_pass.
8547 (pass_apply_inline): Remove.
8548 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
8549 (apply_inline): Turn into ....
8550 (inline_transform): ... this one.
8551 (inline_generate_summary): New function.
8552 (pass_apply_inline): Remove.
8553 * function.h (ipa_opt_pass): Forward declare structure; typedef;
8555 (struct function): Add ipa_transforms_to_apply.
8556 * passes.c (register_one_dump_file): Work on IPA_PASS.
8557 (init_optimization_passes): Remove pass_inline_parameters and
8559 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
8560 (execute_one_pass) ... here; apply transforms when possible.
8561 (add_ipa_transform_pass, execute_ipa_summary_asses,
8562 execute_one_ipa_transform_pass): New.
8563 (execute_ipa_pass_list): Update for IPA_PASS type.
8565 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8567 * config/i386/i386.c (ix86_builtin_type): Add
8568 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
8569 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
8570 (bdesc_args): Add SSE4a builtins.
8571 (ix86_init_mmx_sse_builtins): Updated.
8572 (ix86_expand_args_builtin): Likewise.
8573 (ix86_expand_builtin): Likewise.
8575 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8577 * config/i386/i386.c (ix86_builtin_type): Add
8578 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
8579 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
8580 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
8581 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
8582 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
8583 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
8584 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
8585 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
8586 and DI_FTYPE_DI_DI_INT.
8587 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
8588 (ix86_init_mmx_sse_builtins): Updated.
8589 (ix86_expand_args_builtin): Likewise.
8590 (ix86_expand_builtin): Likewise.
8591 (ix86_expand_binop_imm_builtin): Removed.
8593 * doc/extend.texi: Correct __builtin_ia32_palignr128.
8595 2008-04-30 Richard Guenther <rguenther@suse.de>
8597 PR tree-optimization/32921
8598 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
8600 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
8602 * config/arm/arm.c (arm_unwind_emit): Use
8603 crtl->all_throwers_are_sibcalls instead of
8604 cfun->all_throwers_are_sibcalls.
8605 (arm_output_fn_unwind): Likewise.
8606 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
8607 instead of cfun->uses_pic_offset_table.
8608 (frv_expand_prologue): Likewise.
8609 (frv_frame_pointer_required): Likewise.
8610 (frv_expand_fdpic_call): Likewise.
8611 (frv_emit_movsi): Likewise.
8612 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
8613 cfun->returns_pcc_struct instead of
8614 current_function_returns_pcc_struct.
8615 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
8616 instead of cfun->calls_eh_return.
8617 (m32c_pushm_popm): Likewise.
8618 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
8619 "extern" declaration.
8621 2008-04-30 Richard Guenther <rguenther@suse.de>
8623 PR tree-optimization/21636
8624 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
8626 (evaluate_stmt): Print the likely value.
8627 (ccp_visit_stmt): Avoid excessive vertical spacing.
8629 2008-04-30 Rafael Espindola <espindola@google.com>
8631 * builtins.c (fold_call_expr): Return realret.
8632 * tree-ssa-threadedge.c
8633 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8634 __builtin_object_size.
8636 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
8638 * gcc.c (wrapper_string): New variable.
8639 (insert_wrapper): New function.
8640 (execute): New option -wrapper.
8641 * doc/invoke.texi (Overall Options): New driver option -wrapper.
8643 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
8645 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
8646 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
8647 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
8649 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
8650 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
8651 config/rs6000/e500crtres64gprctr.asm,
8652 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
8653 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
8654 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
8655 config/rs6000/e500crtsav64gprctr.asm,
8656 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
8657 config/rs6000/e500crtsavg64gprctr.asm: New files.
8658 * config/rs6000/t-ppccomm: Add build rules for new files.
8659 (LIB2FUNCS_STATIC_EXTRA): Add new files.
8660 * config/rs6000/t-netbsd: Add build rules for new files.
8661 (LIB2FUNCS_STATIC_EXTRA): New variable.
8662 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
8663 (CRTSAVRES_DEFAULT_SPEC): Likewise.
8664 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
8666 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
8668 * config/i386/i386.c (ix86_builtin_type): Add
8669 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
8670 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
8671 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
8672 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
8673 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
8674 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
8675 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
8676 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
8677 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
8678 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
8679 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
8680 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
8681 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
8682 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
8683 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
8684 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
8685 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
8686 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
8687 V1DI_FTYPE_V2SI_V2SI.
8688 (bdesc_2arg): Moved to ...
8690 (ix86_init_mmx_sse_builtins): Updated.
8691 (ix86_expand_args_builtin): Updated. Take a pointer
8692 to const struct builtin_description. Handle comparison
8694 (ix86_expand_sse_compare): Take a new argument for swapping operands.
8695 (ix86_expand_builtin): Updated.
8697 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
8698 (ssse3_pmaddubsw128): This.
8699 (ssse3_pmaddubswv4hi3): Renamed to ...
8700 (ssse3_pmaddubsw): This.
8702 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
8703 (__builtin_ia32_packssdw128): Likewise.
8704 (__builtin_ia32_packuswb128): Likewise.
8705 (__builtin_ia32_pmaddubsw): Likewise.
8706 (__builtin_ia32_pmaddubsw128): Likewise.
8708 2008-04-30 Richard Guenther <rguenther@suse.de>
8710 PR tree-optimization/14847
8711 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
8712 (recognize_bits_test): Use it.
8713 (recognize_single_bit_test): Likewise.
8715 2008-04-30 Martin Jambor <mjambor@suse.cz>
8717 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
8718 instead of setting number of formal parameters to zero.
8719 (ipcp_init_stage): Do not set the number of actual parameters to zero
8721 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
8722 which are called with variable number of arguments.
8723 (ipcp_insert_stage): Explicitely skipping all nodes which are
8724 called with variable number of arguments.
8725 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
8726 number of parameters.
8728 * ipa-prop.h (struct ipa_node_params): Added flag
8729 called_with_var_arguments
8730 (ipa_set_param_count): Added. Changed sole setter to use it.
8731 (ipa_get_param_count): Added. All readers of param_count
8732 converted to use it instead.
8733 (ipa_set_called_with_variable_arg): Added.
8734 (ipa_is_called_with_var_arguments): Added.
8735 (ipa_get_ith_param): Added. All readers of param_decls converted
8737 (ipa_set_cs_argument_count): Added, sole writer to argument_count
8739 (ipa_get_cs_argument_count): Added, all readers of argument_count
8741 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
8744 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
8745 (struct ipcp_lattice): Renamed cval_type to type
8746 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
8748 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
8749 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
8750 (ipcp_insert_stage): Changed the type of variable cvalue to tree
8751 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
8752 (build_const_val): Changed the type of parameter cvalue to tree
8753 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
8754 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
8756 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
8759 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
8760 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
8761 (ipa_add_method): Renamed to ipa_push_func_to_list
8762 (ipa_remove_method): Renamed to ipa_pop_func_from_list
8763 (ipa_callsite_param_count): Removed.
8764 (ipa_callsite_param_count_set): Removed.
8765 (ipa_callsite_param): Removed.
8766 (ipa_callsite_callee): Removed.
8767 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
8768 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
8769 (ipa_method_formal_count): Removed.
8770 (ipa_method_formal_count_set): Removed.
8771 (ipa_method_get_tree): Removed.
8772 (ipa_method_tree_map_create): Removed.
8773 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
8774 (ipa_create_param_decls_array): Creates the array itself
8775 (ipa_create_param_decls_array): Temporary variable info instead of
8777 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
8778 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
8779 (get_type): Removed.
8780 (ipa_jf_get_info_type): Removed.
8781 (ipa_node_create): Renamed to ipa_create_node_params
8782 (ipa_free): Renamed to ipa_free_all_node_params
8783 (ipa_nodes_create): Renamed to ipa_create_all_node_params
8784 (ipa_edges_create): Renamed to ipa_create_all_edge_args
8785 (ipa_edges_free): Renamed to ipa_free_all_edge_args
8786 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
8787 (ipa_free_all_node_params): Deallocation to jump_functions moved to
8788 ipa_free_all_edge_args
8789 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
8790 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
8791 (ipa_create_methodlist_node): Removed.
8792 (ipa_methodlist_method): Removed.
8793 (ipa_methodlist_method_set): Removed.
8794 (ipa_methodlist_next_method): Removed.
8795 (ipa_methodlist_next_method_set): Removed.
8796 (ipa_method_is_modified): Removed.
8797 (ipa_method_modify_create): Removed.
8798 (ipa_method_modify_init): Temporary variable info instead of a few
8800 (ipa_detect_param_modifications): Temporary variable info instead of
8802 (ipa_compute_jump_functions): Temporary variable info instead of
8804 (ipa_method_modify_set): Removed.
8805 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
8806 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
8807 than craph_node as the first parameter.
8808 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
8809 (ipa_method_modify_init): Removed.
8810 (ipa_compute_jump_functions): Added a temp variable instead of
8811 repeatadly dereferencing the cgraph_edge.aux pointer
8812 (ipa_callsite_param_set_type): Removed.
8813 (ipa_compute_jump_functions): i renamed to index and moved to
8815 (ipa_callsite_param_set_info_type_formal): Removed.
8816 (ipa_callsite_param_set_info_type): Removed.
8817 (ipa_callsite_param_map_create): Removed.
8818 (ipa_callsite_tree): Removed.
8819 (ipa_callsite_caller): Removed.
8820 (ipa_pop_func_from_list): return_method removed to return_func
8822 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
8823 prefixed all values with IPA_. Changed all users.
8824 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
8825 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
8826 and FORMAL_IPATYPE IPA_PASS_THROUGH.
8827 (union parameter_info): Renamed to jump_func_value.
8828 (union jump_func_value): Renamed value to constant
8829 (struct ipa_jump_func): Renamed info_type to value
8830 (struct ipa_node): Renamed to ipa_node_params
8831 (struct ipa_node_params): Renamed ipa_arg_num to param_count
8832 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
8833 (struct ipa_node_params): Renamed ipa_mod to modified_flags
8834 (struct ipa_edge): Renamed to ipa_edge_args
8835 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
8836 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
8837 (struct ipa_methodlist): Renamed to ipa_func_list
8838 (struct ipa_func_list): method_p renamed to node, next_method
8840 (ipa_methodlist_p): Removed, switched all users to struct pointer
8841 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
8843 2008-04-30 Alan Modra <amodra@bigpond.net.au>
8845 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
8846 (rs6000_emit_epilogue): Use backchain to restore only when we
8847 have a large frame. Make use of frame pointer to restore if we
8848 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
8850 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
8852 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
8853 Add mode to zero_extract.
8854 (sign bit tests peepholes): (Ditto.).
8856 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
8858 * config/i386/i386.c (ix86_builtins): Replace Prescott New
8859 Instructions in comments with SSE3.
8860 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
8861 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
8862 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
8863 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
8864 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
8865 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
8866 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
8867 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
8868 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
8869 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
8870 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
8871 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
8872 (bdesc_sse_args): Renamed to ...
8873 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
8874 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
8875 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
8877 (bdesc_1arg): Moved to ...
8879 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
8880 Instructions in comments with SSE3.
8881 (ix86_expand_sse_operands_builtin): Renamed to ...
8882 (ix86_expand_args_builtin): This. Updated.
8883 (ix86_expand_unop1_builtin): Update comments.
8884 (ix86_expand_builtin): Updated.
8886 2008-04-29 Richard Guenther <rguenther@suse.de>
8888 PR tree-optimization/36078
8889 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
8890 Update virtual SSA form after cleaning up the CFG.
8892 2008-04-29 Richard Guenther <rguenther@suse.de>
8895 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
8897 2008-04-29 Richard Guenther <rguenther@suse.de>
8899 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
8900 (compute_may_aliases): Do not call finalize_ref_all_pointers.
8901 (compute_flow_insensitive_aliasing): Do not treat
8902 PTR_IS_REF_ALL pointers special.
8903 (get_smt_for): Likewise.
8904 (may_alias_p): Re-structure.
8905 (is_escape_site): A ref-all pointer conversion is not an escape site.
8906 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
8907 PTR_IS_REF_ALL pointers special.
8908 * tree-ssa-structalias.h (struct alias_info): Remove
8909 ref_all_symbol_mem_tag field.
8910 (PTR_IS_REF_ALL): Remove.
8912 2008-04-29 Richard Guenther <rguenther@suse.de>
8915 * fold-const.c (extract_muldiv_1): In combining division constants
8916 make sure to never overflow.
8918 2008-04-29 Nick Clifton <nickc@redhat.com>
8920 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
8922 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8925 * optc-gen.awk: Work around HP-UX/IA awk bug.
8927 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
8929 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
8932 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
8935 * config/i386/i386.md
8936 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
8937 Change operand 1 predicate to nonimmediate_operand.
8939 2008-04-28 Jakub Jelinek <jakub@redhat.com>
8942 * dwarf2out.c (struct die_struct): Mark as chain_circular through
8944 * gengtype.c (walk_type, write_func_for_structure): Handle
8946 * doc/gty.texi: Document chain_circular.
8948 2008-04-28 Richard Guenther <rguenther@suse.de>
8950 PR tree-optimization/36066
8951 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
8954 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
8957 * config/i386/i386.md
8958 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
8959 Use match_scratch instead of match_operand for operands 3 and 4.
8961 2008-04-27 Richard Guenther <rguenther@suse.de>
8963 PR tree-optimization/18754
8964 PR tree-optimization/34223
8965 * tree-pass.h (pass_complete_unrolli): Declare.
8966 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
8967 loop size before and after unconditionally of UL_NO_GROWTH in effect.
8968 Rewrite loop into loop closed SSA form if it is not already.
8969 (tree_unroll_loops_completely): Re-structure to iterate over
8970 innermost loops with intermediate CFG cleanups.
8971 Unroll outermost loops only if requested or the code does not grow
8973 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
8974 loops are available.
8975 (tree_vectorize): Instead do so here.
8976 (tree_complete_unroll): Also unroll outermost loops.
8977 (tree_complete_unroll_inner): New function.
8978 (gate_tree_complete_unroll_inner): Likewise.
8979 (pass_complete_unrolli): New pass.
8980 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
8981 uses outside of the loop.
8982 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
8983 form if it is available.
8984 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
8985 * passes.c (init_optimization_passes): Schedule complete inner
8986 loop unrolling pass before the first CCP pass after final inlining.
8988 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
8990 * targhooks.h (default_emutls_var_fields,
8991 default_emutls_var_init): Declare.
8992 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
8993 * target.h (struct gcc_target): Add struct emutls member.
8994 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
8995 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
8996 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
8997 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
8998 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
8999 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
9000 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
9001 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
9002 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
9003 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
9004 emit debug information.
9005 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
9006 * varasm.c: Include targhooks.h.
9007 (emutls_object_section, emutls_tmpl_section): New.
9008 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
9009 (EMUTLS_SEPARATOR): New.
9011 (get_emutls_object_name): New.
9012 (default_emutls_var_fields): New, broken out of ...
9013 (get_emutls_object_type): ... here. Adjust to use target hooks.
9014 (get_emutls_init_templ_addr): Adjust to use target hooks.
9015 (emutls_decl): Adjust to use target hooks.
9016 (emutls_finish): Likewise.
9017 (default_emutls_var_init): New, broken out of ...
9018 (assemble_variable): ... here. Adjust to use target hooks.
9019 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
9021 * c-common.c (handle_section_attribute): Prevent overriding
9022 sections for emulated tls with special sections.
9023 * config/i386/i386.c (x86_64_elf_select_section): Add
9024 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
9025 (x86_64_elf_unique_section): Likewise.
9026 * config/vxworks.c: Include tree.h.
9027 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
9028 (vxworks_override_options): Set TLS scheme.
9029 * doc/tm.texi (Emulated TLS): New node.
9031 2008-04-26 Simon Baldwin <simonb@google.com>
9034 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
9035 with propagated string constants.
9037 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
9039 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
9040 constraint for operand 2 when operand 0 is memory operand.
9041 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
9042 operand 0 is memory operand.
9043 (fix_trunc<mode>_i387_with_temp): Ditto.
9044 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
9045 operand 2 when operand 1 is memory operand.
9046 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
9047 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
9048 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
9049 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
9050 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
9051 operands 2,3 and 4 when operand 1 is memory operand.
9052 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
9054 (fistdi2_floor_with_temp): Ditto.
9055 (fist<mode>2_floor_with_temp): Ditto.
9056 (fistdi2_ceil_with_temp): Ditto.
9057 (fist<mode>2_ceil_with_temp): Ditto.
9058 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
9060 2008-04-26 David Daney <ddaney@avtrex.com>
9062 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
9064 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
9065 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
9066 UNSPEC_UPDATE_GOT_VERSION): Renumber.
9067 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
9068 (compare_and_swap_12): New insn.
9069 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
9070 * config/mips/mips.c (mips_force_binary): New function.
9071 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
9072 (mips_expand_compare_and_swap_12): New function.
9073 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
9075 2008-04-25 Jan Hubicka <jh@suse.cz>
9078 * cfgexpand.c (pass_expand): Turn into RTL pass.
9079 * passes.c (execute_one_pass): Do pass typechecking after execution.
9080 * tree-pass.h (pass_expand): Turn into RTL pass.
9082 * function.h (struct rtl_data): Move here fields
9083 accesses_prior_frames, calls_eh_return, saves_all_registers,
9084 has_nonlocal_goto, has_asm_statement, is_thunk,
9085 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
9086 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
9087 arg_pointer_save_area_init from struct function; turn into bool.
9088 (struct function): Move
9089 calls_eh_return, saves_all_registers, has_nonlocal_goto,
9090 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
9091 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
9092 tail_call_emit, arg_pointer_save_area_init
9093 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
9094 (current_function_returns_struct, current_function_returns_pcc_struct,
9095 current_function_calls_setjmp, current_function_calls_alloca,
9096 current_function_accesses_prior_frames,
9097 current_function_calls_eh_return, current_function_is_thunk,
9098 current_function_stdarg, current_function_profile,
9099 current_function_limit_stack, current_function_uses_pic_offset_table,
9100 current_function_uses_const_pool, current_function_has_nonlocal_label,
9101 current_function_saves_all_registers,
9102 current_function_has_nonlocal_goto,
9103 current_function_has_asm_statement): Remove accesor macros.
9104 * ra-conflict.c (global_conflicts): Update.
9105 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
9106 (suitable_for_tail_call_opt_p): Update.
9107 * builtins.c (expand_builtin_return_addr): Update.
9108 (expand_builtin_setjmp_setup): Update.
9109 (expand_builtin_nonlocal_goto): Update.
9110 * final.c (final_start_function): Update.
9111 (profile_function): Update.
9112 (leaf_function_p): Update.
9113 (only_leaf_regs_used): Update.
9114 * df-scan.c (df_get_exit_block_use_set): Update.
9115 * dojump.c (clear_pending_stack_adjust): Update.
9116 * tree-stdarg.c (gate_optimize_stdarg): Update.
9117 * gimple-low.c (lower_function_body): Update.
9118 * global.c (compute_regsets): Update.
9119 (global_alloc): Update.
9120 * dwarf2out.c (dwarf2out_begin_prologue): Update.
9121 * expr.c (expand_assignment): Update.
9122 * dse.c (dse_step0): Update.
9123 (dse_step1): Update.
9124 * c-decl.c (store_parm_decls): Update.
9125 * local-alloc.c (combine_regs): Update.
9126 (find_free_reg): Update.
9127 * function.c (assign_parms_augmented_arg_list): Update.
9128 (assign_parm_find_data_types): Update.
9129 (assign_parms): Update.
9130 (allocate_struct_function): Update.
9131 (expand_function_start): Update.
9132 (expand_function_end): Update.
9133 (get_arg_pointer_save_area): Update.
9134 (thread_prologue_and_epilogue_insns): Update.
9135 (rest_of_match_asm_constraints): Update.
9136 * stor-layout.c (variable_size): Update.
9137 * gcse.c (gcse_main): Update.
9138 (bypass_jumps): Update.
9139 * gimplify.c (gimplify_function_tree): Update.
9140 * calls.c (emit_call_1): Update.
9141 (expand_call): Update.
9142 * bt-load.c (compute_defs_uses_and_gen): Update.
9143 * except.c (sjlj_assign_call_site_values): Update.
9144 (sjlj_emit_function_enter): Update.
9145 (can_throw_external): Update.
9146 (set_nothrow_function_flags): Update.
9147 (expand_builtin_unwind_init): Update.
9148 (expand_eh_return): Update.
9149 (convert_to_eh_region_ranges): Update.
9150 (output_function_exception_table): Update.
9151 * emit-rtl.c (gen_tmp_stack_mem): Update.
9152 * cfgexpand.c (expand_used_vars): Update.
9153 (tree_expand_cfg): Update.
9154 * cfgcleanup.c (rest_of_handle_jump): Update.
9155 * explow.c (allocate_dynamic_stack_space): Update.
9156 * varasm.c (assemble_start_function): Update.
9157 (force_const_mem): Update.
9158 (mark_constant_pool): Update.
9159 * tree-optimize.c (tree_rest_of_compilation): Update.
9160 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
9161 * tree-cfg.c (notice_special_calls): Update.
9162 (is_ctrl_altering_stmt): Update.
9163 (tree_can_make_abnormal_goto): Update.
9164 (tree_purge_dead_abnormal_call_edges): Update.
9165 * config/alpha/predicates.md: Update.
9166 * config/alpha/alpha.c (alpha_sa_mask): Update.
9167 (alpha_sa_size): Update.
9168 (alpha_does_function_need_gp): Update.
9169 (alpha_expand_prologue): Update.
9170 (alpha_start_function): Update.
9171 (alpha_output_function_end_prologue): Update.
9172 (alpha_expand_epilogue): Update.
9173 * config/frv/frv.c (frv_stack_info): Update.
9174 (frv_expand_epilogue): Update.
9175 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
9176 (s390_register_info): Update.
9177 (s390_frame_info): Update.
9178 (s390_init_frame_layout): Update.
9179 (s390_can_eliminate): Update.
9180 (save_gprs): Update.
9181 * config/spu/spu.c (spu_split_immediate): Update.
9182 (need_to_save_reg): Update.
9183 (spu_expand_prologue): Update.
9184 (spu_expand_epilogue): Update.
9185 * config/sparc/sparc.md: Update.
9186 * config/sparc/sparc.c (eligible_for_return_delay): Update.
9187 (sparc_tls_got): Update.
9188 (legitimize_pic_address): Update.
9189 (sparc_emit_call_insn): Update.
9190 (sparc_expand_prologue): Update.
9191 (output_return): Update.
9192 (print_operand): Update.
9193 (sparc_function_ok_for_sibcall): Update.
9194 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
9195 * config/m32r/m32r.md: Update.
9196 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
9197 (m32r_compute_frame_size): Update.
9198 (m32r_expand_prologue): Update.
9199 (m32r_expand_epilogue): Update.
9200 (m32r_legitimize_pic_address): Update.
9201 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
9202 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
9203 * config/i386/i386.c (ix86_frame_pointer_required): Update.
9205 (ix86_save_reg): Update.
9206 (ix86_compute_frame_layout): Update.
9207 (ix86_expand_prologue): Update.
9208 (ix86_expand_epilogue): Update.
9209 * config/sh/sh.c (output_stack_adjust): Update.
9210 (calc_live_regs): Update.
9211 (sh5_schedule_saves): Update.
9212 (sh_expand_prologue): Update.
9213 (sh_expand_epilogue): Update.
9214 (sh_setup_incoming_varargs): Update.
9215 (sh_allocate_initial_value): Update.
9216 (sh_get_pr_initial_val): Update.
9217 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
9218 * config/sh/sh.md (label:): Update.
9219 * config/avr/avr.c (out_movhi_mr_r): Update.
9220 * config/crx/crx.h (enum): Update.
9221 * config/xtensa/xtensa.h (along): Update.
9222 * config/stormy16/stormy16.c Update.
9223 (xstormy16_compute_stack_layout): Update.
9224 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
9225 (fr30_expand_prologue): Update.
9226 * config/cris/cris.c (cris_conditional_register_usage): Update.
9227 (cris_reg_saved_in_regsave_area): Update.
9228 (cris_initial_frame_pointer_offset): Update.
9229 (cris_simple_epilogue): Update.
9230 (cris_expand_prologue): Update.
9231 (cris_expand_epilogue): Update.
9232 (cris_expand_pic_call_address): Update.
9233 (cris_asm_output_symbol_ref): Update.
9234 (cris_asm_output_label_ref): Update.
9235 * config/cris/cris.md Update.
9236 * config/iq2000/iq2000.c (compute_frame_size): Update.
9237 (iq2000_expand_epilogue): Update.
9238 * config/mt/mt.h (save_direction): Update.
9239 * config/mn10300/mn10300.c (mn10300_function_value): Update.
9240 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
9241 (ia64_secondary_reload_class): Update.
9242 * config/m68k/m68k.c (m68k_save_reg): Update.
9243 (m68k_expand_prologue): Update.
9244 (m68k_expand_epilogue): Update.
9245 (legitimize_pic_address): Update.
9246 * config/rs6000/rs6000.c (rs6000_got_register): Update.
9247 (first_reg_to_save): Update.
9248 (first_altivec_reg_to_save): Update.
9249 (compute_vrsave_mask): Update.
9250 (compute_save_world_info): Update.
9251 (rs6000_stack_info): Update.
9252 (spe_func_has_64bit_regs_p): Update.
9253 (rs6000_ra_ever_killed): Update.
9254 (rs6000_emit_eh_reg_restore): Update.
9255 (rs6000_emit_allocate_stack): Update.
9256 (rs6000_emit_prologue): Update.
9257 (rs6000_emit_epilogue): Update.
9258 (rs6000_output_function_epilogue): Update.
9259 (output_profile_hook): Update.
9260 (rs6000_elf_declare_function_name): Update.
9261 * config/rs6000/rs6000.h (rs6000_args): Update.
9262 * config/rs6000/rs6000.md: Update.
9263 * config/mcore/mcore.c (mcore_expand_prolog): Update.
9264 * config/arc/arc.c (arc_output_function_epilogue): Update.
9265 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
9266 * config/darwin.c (machopic_function_base_name): Update.
9267 * config/score/score3.c (score3_compute_frame_size): Update.
9270 (score3_epilogue): Update.
9271 * config/score/score7.c (score7_compute_frame_size): Update.
9272 (score7_prologue): Update.
9273 (score7_epilogue): Update.
9274 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
9275 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
9276 * config/arm/arm.c (use_return_insn): Update.
9277 (require_pic_register): Update.
9278 (arm_load_pic_register): Update.
9279 (arm_compute_save_reg0_reg12_mask): Update.
9280 (arm_compute_save_reg_mask): Update.
9281 (thumb1_compute_save_reg_mask): Update.
9282 (output_return_instruction): Update.
9283 (arm_output_function_prologue): Update.
9284 (arm_output_epilogue): Update.
9285 (arm_get_frame_offsets): Update.
9286 (arm_expand_prologue): Update.
9287 (thumb_pushpop): Update.
9288 (thumb_exit): Update.
9289 (thumb1_expand_prologue): Update.
9290 (thumb1_expand_epilogue): Update.
9291 (arm_unwind_emit): Update.
9292 (arm_output_fn_unwind): Update.
9293 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
9294 * config/arm/arm.md: Update.
9295 * config/pa/pa.md: Update.
9296 * config/pa/pa.c (legitimize_pic_address): Update.
9297 (compute_frame_size): Update.
9298 (hppa_expand_prologue): Update.
9299 (hppa_expand_epilogue): Update.
9300 (borx_reg_operand): Update.
9301 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
9302 (HARD_REGNO_RENAME_OK): Update.
9303 * config/mips/mips.c (mips_global_pointer): Update.
9304 (mips_save_reg_p): Update.
9305 (mips_compute_frame_info): Update.
9306 (mips_frame_pointer_required): Update.
9307 (mips_expand_prologue): Update.
9308 (mips_expand_epilogue): Update.
9309 (mips_can_use_return_insn): Update.
9310 (mips_reorg_process_insns): Update.
9311 * config/v850/v850.c (compute_register_save_size): Update.
9312 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
9313 * config/mmix/mmix.c (along): Update.
9314 (mmix_expand_epilogue): Update.
9315 * config/bfin/bfin.c (legitimize_pic_address): Update.
9316 (must_save_p): Update.
9317 (stack_frame_needed_p): Update.
9318 (add_to_reg): Update.
9319 (bfin_expand_prologue): Update.
9320 * stmt.c (expand_asm_operands): Update.
9321 * reload1.c (reload): Update.
9322 (init_elim_table): Update.
9324 2008-04-25 Bob Wilson <bob.wilson@acm.org>
9326 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
9328 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
9330 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
9331 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
9332 (mov<mode>): Removed.
9333 (*movv4sf_internal): Likewise.
9334 (*movv2df_internal): Likewise.
9336 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
9338 * config.gcc (crx-*-elf): Remove deprecation.
9340 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
9342 * config/i386/cygming-crtend.c (register_frame_ctor): Register
9343 __gcc_deregister_frame with atexit.
9344 (deregister_frame_dtor): Remove.
9346 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
9347 Nathan Sidwell <nathan@codesourcery.com>
9349 * config/rs6000/rs6000.opt (mspe): Remove Var property.
9351 * config/rs6000/rs6000.h (rs6000_spe): Declare.
9352 (rs6000_isel): Likewise.
9353 * config/rs6000/rs6000.c (rs6000_spe): New variable.
9354 (rs6000_isel): New variable.
9355 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
9357 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9360 * c-common.c (handle_vector_size_attribute): Call
9361 lang_hooks.types.reconstruct_complex_type instead of
9362 reconstruct_complex_type.
9363 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
9364 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
9365 * langhooks.h (struct lang_hooks_for_types): Add
9366 reconstruct_complex_type hook.
9367 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
9368 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
9370 2008-04-24 Richard Guenther <rguenther@suse.de>
9372 * c-common.h (check_builtin_function_arguments): Declare.
9373 * c-common.c (validate_nargs): New function.
9374 (check_builtin_function_arguments): Likewise.
9375 * c-typeck.c (build_function_call): Call
9376 check_builtin_function_arguments.
9377 * builtins.c (fold_builtin_classify): Remove error reporting code.
9378 (fold_builtin_unordered_cmp): Likewise.
9379 (fold_builtin_1): Likewise.
9380 (fold_builtin_n): Likewise.
9382 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9384 PR tree-optimization/36008
9385 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
9386 the original op1, rather than delta by step.
9388 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
9389 Sebastian Pop <sebastian.pop@amd.com>
9391 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
9392 eliminate_local_variables_stmt, eliminate_local_variables,
9393 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
9394 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
9395 of code delimited by two edges in the CFG.
9396 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
9397 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
9398 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
9399 the case of parallelisation of reductions.
9400 (expr_invariant_in_region_p): New.
9402 * tree-flow.h (gather_blocks_in_sese_region): Declared.
9403 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
9405 2008-04-24 Ira Rosen <irar@il.ibm.com>
9406 Richard Guenther <rguenther@suse.de>
9408 PR tree-optimization/36034
9409 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
9410 incapable of dealing with loads with gaps.
9412 2008-04-24 Rafael Espindola <espindola@google.com>
9414 * tree-flow.h (vrp_evaluate_conditional): Change signature.
9415 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9416 vrp_evaluate_conditional.
9417 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
9418 (vrp_evaluate_conditional): Split the cond argument.
9419 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
9420 (simplify_stmt_for_jump_threading): Update call to
9421 vrp_evaluate_conditional.
9423 2008-04-24 Ira Rosen <irar@il.ibm.com>
9425 PR tree-optimization/35982
9426 * tree-vect-analyze.c (vect_check_interleaving): Check that the
9427 interleaved data-refs are of the same type.
9429 2008-04-24 Danny Smith <dannysmith@users.net>
9431 * c-format.c (check_format_info_main): Use strncmp rather than a
9432 magic prefix to handle multichar length specs.
9433 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
9434 Don't prefix "I64" and "I32" with '\0'.
9436 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9439 * config/i386/i386.c (init_cumulative_args): Don't pass anything
9440 in registers for -m32 only if stdarg_p (fntype).
9442 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
9444 PR rtl-optimization/36006
9445 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
9446 temp to op0 in order to avoid invalid rtx sharing.
9448 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
9450 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
9451 check TREE_INVARIANT.
9452 * tree-gimple.c (is_gimple_address): New.
9453 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
9454 * tree-gimple.h (is_gimple_address): New.
9455 * tree.h (decl_address_invariant_p): New.
9456 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
9457 (build_string): Likewise.
9458 (decl_address_invariant_p): New, from is_gimple_invariant_address.
9459 (tree_invariant_p_1): Likewise.
9460 (save_expr): Use it.
9461 (tree_invariant_p): New.
9462 (skip_simple_arithmetic): Use it.
9463 (stabilize_reference_1): Use it.
9464 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
9466 (build1_stat): Drop code to compute TREE_INVARIANT.
9467 (build2_stat): Drop code to compute TREE_INVARIANT.
9468 (build3_stat): Drop code to compute TREE_INVARIANT.
9469 (build4_stat): Drop code to compute TREE_INVARIANT.
9470 (build5_stat): Drop code to compute TREE_INVARIANT.
9471 (build7_stat): Drop code to compute TREE_INVARIANT.
9472 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
9473 * tree.h (struct tree_base): Remove invariant_flag.
9474 (TREE_INVARIANT): Remove.
9475 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
9476 (fold_builtin_expect): Check TREE_CONSTANT.
9477 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
9478 * c-tree.h (c_expr_to_decl): Drop third parameter.
9479 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
9480 (build_c_cast): Don't set TREE_INVARIANT.
9481 (pop_init_level): Don't set TREE_INVARIANT.
9482 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
9483 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
9485 (gimplify_init_constructor): Don't set TREE_INVARIANT.
9486 (gimplify_addr_expr): Adjust comment.
9487 * tree-mudflap.c (mf_build_string):
9488 * print-tree.c (print_node): Don't print TREE_INVARIANT.
9489 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
9490 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
9491 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
9492 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
9493 * langhooks.h (struct lang_hooks): Drop third parameter from
9496 2008-04-23 Richard Guenther <rguenther@suse.de>
9498 PR tree-optimization/27799
9499 PR tree-optimization/32921
9500 PR tree-optimization/32624
9501 * tree-ssa-structalias.c (merge_smts_into): Only merge the
9502 SMTs aliases and the tag itself into the solution.
9503 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
9504 merge the points-to solution back into the SMT aliases.
9505 (may_alias_p): Use alias_set_subset_of instead of
9506 aliases_conflict_p. A pointer which points to
9507 memory with alias set zero may access any variable.
9509 2008-04-23 Richard Guenther <rguenther@suse.de>
9511 * alias.c (alias_set_subset_of): Correctly handle asking
9512 if zero is a subset of an alias set with zero child.
9513 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
9514 (compute_flow_insensitive_aliasing): Correctly walk all
9515 pointers. Do not unnecessarily union sets.
9517 2008-04-23 Richard Guenther <rguenther@suse.de>
9520 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
9522 2008-04-22 Tomas Bily <tbily@suse.cz>
9524 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
9526 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
9528 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9529 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9530 * tree-inline.c (estimate_num_insns_1): Likewise.
9531 * varasm.c (const_hash_1, compare_constant, copy_constant)
9532 (compute_reloc_for_constant, output_addressed_constants): Likewise.
9533 * emit-rtl.c (component_ref_for_mem_expr)
9534 (set_mem_attributes_minus_bitpos): Likewise.
9535 * expr.c (highest_pow2_factor, expand_expr_real_1, )
9536 (is_aligning_offset): Likewise.
9537 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
9538 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9539 * dojump.c (do_jump): Likewise.
9540 * builtins.c (get_pointer_alignment, get_memory_rtx)
9541 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
9542 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
9544 2008-04-23 Jakub Jelinek <jakub@redhat.com>
9546 PR rtl-optimization/36017
9547 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
9548 expanding the library call.
9550 2008-04-22 Ian Lance Taylor <iant@google.com>
9552 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
9555 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
9557 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
9558 of LR/CTR moves for Power6.
9560 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9563 * passes.c (init_optimization_passes): Remove
9564 pass_fast_rtl_byte_dce.
9566 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
9569 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
9570 builtin functions to generate faster code.
9571 (_mm_cvtpu16_ps): Ditto.
9572 (_mm_cvtpi32x2_ps): Ditto.
9574 2008-04-22 Nick Clifton <nickc@redhat.com>
9576 * common.opt (ftree-loop-distribution): Add Optimization
9579 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
9580 (frv_expand_builtin_va_start): Likewise.
9582 * config/arm/arm.c (thumb_find_work_register): Fix location of
9583 argument register count.
9585 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9587 Support scheduling for ColdFire V1 and V3 microarchitecture.
9588 Improve scheduling of multiplication instructions.
9590 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
9591 (mac): New instruction attribute.
9592 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
9593 (m68k_sched_mac): New variable.
9594 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
9595 Handle cfv1 and cfv3.
9596 (max_insn_size): New static variable.
9597 (struct _sched_ib): New type.
9598 (sched_ib): New static variable.
9599 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
9600 to fields of 'struct _sched_ib sched_ib'. Update all uses.
9601 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
9603 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
9604 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
9605 new variables. Update.
9606 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
9607 Add modeling of cfv3 instruction buffer. Update.
9608 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
9609 * config/m68k/m68k.h (TUNE_CFV3): New macro.
9610 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
9611 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
9612 a particular reservation applies to.
9613 (type2): Reorganize attribute values. Rename alu to alu_reg,
9614 alu_l to alu, move_l to omove. Join move to alu. Split mul
9616 (cf_ib_*): Simplify description of instruction buffer.
9617 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
9618 (cf_mem): Split into cf_mem1 and cf_mem2.
9619 (cf_v2_move_??): Rename to cfv12_alu_??.
9620 (cf_v2_move_l_??): Rename to cfv12_omove_??.
9621 (cf_v2_mul_??): Remove reservations.
9622 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
9623 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
9624 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
9626 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
9627 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
9628 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
9629 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
9630 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
9631 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
9632 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
9633 expansions of the above reservations for instructions of sizes
9636 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9638 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
9640 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
9642 * coverage.c: Include tree-pass.h.
9643 (coverage_counter_alloc): Print da_file_name to the dump file.
9645 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
9647 * sbitmap.c (sbitmap_range_empty_p): New function.
9648 * sbitmap.h (sbitmap_range_empty_p): New function.
9649 * bitmap.h: Now includes obstack.h.
9651 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
9652 Kenneth Zadeck <zadeck@naturalbridge.com>
9654 * dbgcnt.def (ra_byte_scan): Added.
9655 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
9656 when the last hit happens for a counter.
9657 * timevar.def (TV_DF_BYTE_LR): New variable.
9658 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
9659 * passes.c (pass_fast_rtl_byte_dce): New pass.
9660 * fwprop.c (update_df): Added mode to call df_ref_create.
9661 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
9662 DF_REF_EXTRACT_OFFSET.
9663 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
9664 DF_BYTE_LR_OUT, df_byte_lr): New macro.
9666 (df_ref_extract): Added mode field.
9667 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
9668 DF_REF_EXTRACT_OFFSET.
9669 (DF_REF_EXTRACT_MODE): New macro.
9670 (df_byte_lr_bb_info): New structure.
9671 (df_print_byte_regset, df_compute_accessed_bytes,
9672 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
9673 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
9674 df_byte_lr_simulate_uses,
9675 df_byte_lr_simulate_artificial_refs_at_top,
9676 df_byte_lr_simulate_artificial_refs_at_end,
9677 df_compute_accessed_bytes): New function.
9678 (df_ref_create): Add parameter.
9679 (df_byte_lr_get_bb_info): New inline function.
9680 * df-scan.c (df_ref_record, df_uses_record,
9681 df_ref_create_structure): Added mode parameter.
9682 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
9683 df_defs_record, df_uses_record, df_get_conditional_uses,
9684 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
9685 df_entry_block_defs_collect, df_exit_block_uses_collect):
9686 Added mode parameter to calls to df_ref_record, df_uses_record,
9687 df_ref_create_structure.
9688 (df_ref_equal_p, df_ref_compare): Added test for modes.
9689 (df_ref_create_structure): Added code to set mode. Renamed
9690 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
9691 DF_REF_EXTRACT_OFFSET.
9692 * df-core.c (df_print_byte_regset): New function.
9693 * df-byte-scan.c: New file.
9694 * df-problems.c (df_rd_transfer_function): Removed unnecessary
9695 calls to BITMAP_FREE.
9696 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
9697 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
9698 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
9699 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
9700 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
9701 df_byte_lr_local_compute, df_byte_lr_init,
9702 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
9703 df_byte_lr_transfer_function, df_byte_lr_free,
9704 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
9705 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
9706 df_byte_lr_simulate_uses,
9707 df_byte_lr_simulate_artificial_refs_at_top,
9708 df_byte_lr_simulate_artificial_refs_at_end): New function.
9709 * dce.c (byte_dce_process_block): New function.
9710 (dce_process_block): au is now passed in rather than computed
9711 locally. Changed loops that look at artificial defs to not look
9712 for conditional or partial ones, because there never are any.
9713 (fast_dce): Now is able to drive byte_dce_process_block or
9714 dce_process_block depending on the kind of dce being done.
9715 (rest_of_handle_fast_dce): Add parameter to fast_dce.
9716 (rest_of_handle_fast_byte_dce): New function.
9717 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
9718 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
9720 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
9723 * gcc.h: Added fortran options that take arguments to
9724 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
9727 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
9729 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
9730 scalarization if on the LHS and not a full access.
9732 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9734 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
9736 2008-04-18 Rafael Espindola <espindola@google.com>
9738 * tree-vrp.c (find_case_label_index): Fix the binary search.
9739 (find_case_label_range): New.
9740 (vrp_visit_switch_stmt): Use find_case_label_range.
9741 (simplify_switch_using_ranges): Use find_case_label_range.
9743 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
9745 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
9746 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
9748 2008-04-18 Tom Tromey <tromey@redhat.com>
9751 * doc/cpp.texi (Implementation-defined behavior): Mention
9754 2008-04-18 Ian Lance Taylor <iant@google.com>
9756 * fold-const.c (pointer_may_wrap_p): New static function.
9757 (fold_comparison): Add another test for pointer overflow. Use
9758 pointer_may_wrap_p to disable some false positives.
9760 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
9762 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
9763 (fname_as_string): Match updated cpp_interpret_string prototype.
9764 (fix_string_type): Support char16_t* and char32_t*.
9765 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
9766 derivative) nodes. Register as builtin if C++0x.
9767 (c_parse_error): Support CPP_CHAR{16,32}.
9768 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
9769 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
9770 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
9771 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
9772 CTI_CHAR32_ARRAY_TYPE>: New elements.
9773 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
9774 char32_type_node, signed_char32_type_node, char16_array_type_node,
9775 char32_array_type_node): New defines.
9776 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
9777 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
9778 (lex_string): Support CPP_STRING{16,32}, match updated
9779 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
9780 (lex_charconst): Support CPP_CHAR{16,32}.
9781 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
9782 and CPP_STRING{16,32}.
9784 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
9787 * aclocal.m4: Regenerate.
9788 * configure: Regenerate.
9790 2008-04-18 Jan Hubicka <jh@suse.cz>
9792 * except.c (dw2_size_of_call_site_table,
9793 sjlj_size_of_call_site_table): Use vector API for call_site_record.
9795 * cgraphbuild.c (build_cgraph_edges): Update.
9796 * tree-pass.h: Update comment.
9797 * final.c (leaf_function_p): Update.
9798 (leaf_renumber_regs): Update.
9799 (rest_of_clean_state): Update.
9800 * omp-low.c (expand_omp_parallel): Update.
9801 * ipa-reference.c (analyze_function): Update.
9802 * reorg.c (find_end_label): Update.
9803 (optimize_skip): Update.
9804 (fill_simple_delay_slots): Update.
9805 (fill_simple_delay_slots): Update.
9806 (make_return_insns): Update.
9807 (dbr_schedule): Update.
9808 * gimple-low.c (record_vars_into): Update.
9809 * cfgbuild.c (make_edges): Update.
9810 * function.c (assign_stack_local): Update.
9811 (assign_parm_adjust_stack_rtl): Update.
9812 (locate_and_pad_parm): Update.
9813 (allocate_struct_function): Do not initialize stack_alignment_needed
9814 and preferred_stack_boundary here.
9815 (stack_protect_prologue): Update.
9816 (stack_protect_epilogue): Update.
9817 (expand_function_start): Initialize stack_alignment_needed,
9818 preferred_stack_boundary and max_jumptable_ents.
9819 (expand_function_end): Update.
9820 (free_after_compilation): Do not NULLify epilogue_delay_list.
9821 * function.h (struct rtl_data): Add stack_protect_guard,
9822 stack_alignment_needed,
9823 preferred_stack_boundary, epilogue_delay_list.
9824 (struct function): Remove value_histograms, stack_alignment_needed,
9825 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
9827 unexpanded_var_list, stack_protect_guard.
9828 (current_function_epilogue_delay_list): Remove.
9829 * ipa-type-escape.c (analyze_function): Update.
9830 * gimplify.c (pop_gimplify_context): Update comment.
9831 * calls.c (expand_call): Update.
9832 (emit_library_call_value_1): Update.
9833 * except.c (set_nothrow_function_flags): Update.
9834 * cfgexpand.c (get_decl_align_unit): Update.
9835 (create_stack_guard): Update.
9836 (estimated_stack_frame_size): Update.
9837 (expand_used_vars): Update.
9838 (tree_expand_cfg): Free histogram earliers, init expansion variables.
9839 * explow.c (allocate_dynamic_stack_space): Update.
9840 * tree-ssa-live.c (remove_unused_locals): Update.
9841 * varasm.c (mark_constant_pool): Update.
9842 * tree-inline.c (remap_decls): Update.
9843 (initialize_cfun): Update.
9844 (declare_return_variable): Update.
9845 (inline_forbidden_p): Update.
9846 (expand_call_inline): Update.
9847 (declare_inline_vars): Update.
9848 (tree_function_versioning): Update.
9849 * tree-flow.h (value_histograms): New.
9850 (VALUE_HISTOGRAMS): New macro.
9851 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
9853 * tree-cfg.c (set_bb_for_stmt): Update.
9854 (replace_by_duplicate_decl): Update.
9855 (move_block_to_fn): Update.
9856 (new_label_mapper): Update.
9857 (dump_function_to_file): Update.
9858 * ipa-struct-reorg.c (build_data_structure): Update.
9859 * cfgrtl.c (print_rtl_with_bb): Update.
9860 * reload1.c (reload): Update.
9862 * config/i386/i386.c (setup_incoming_varargs_64,
9863 ix86_compute_frame_layout): Update.
9864 * config/arc/arc.c (arc_output_function_epilogue): Update.
9866 2008-04-18 Marius Strobl <marius@FreeBSD.org>
9868 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
9869 for FreeBSD as well.
9870 * gthr-posix95.h: Likewise.
9872 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
9874 PR rtl-optimization/35838
9875 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
9876 out the byte offset of the first subreg.
9878 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
9880 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
9881 to split_ti instead of three separate calls with single member arrays.
9882 (subti3 splitter): Ditto.
9883 (adddi3 splitter): Ditto with split_di.
9884 (subdi3 splitter): Ditto.
9885 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
9886 two separate calls with single member arrays. Swap match_dup
9887 operands 1 and 2 to better fit into the array.
9888 (negdi2 splitter): Ditto with split_di.
9889 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
9890 two separate calls with single member arrays. Swap match_dup operands
9891 6 and 7 to better fit into the array.
9893 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
9895 * config/i386/i386.c (sse_builtin_type): New.
9896 (bdesc_sse_args): Likewise.
9897 (bdesc_sse_3arg): Removed.
9898 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
9899 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
9900 IX86_BUILTIN_ROUNDPS.
9901 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
9902 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
9903 IX86_BUILTIN_ROUNDPS.
9904 (ix86_expand_sse_4_operands_builtin): Removed.
9905 (ix86_expand_sse_operands_builtin): New.
9906 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
9907 and CODE_FOR_sse4_1_roundps.
9908 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
9909 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
9911 2008-04-17 Alan Modra <amodra@bigpond.net.au>
9914 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
9915 regs before frame pop when needed. If use_backchain_to_restore_sp
9916 then load backchain into a temp reg to restore vr and vrsave. Add
9917 code to restore vr after frame pop if possible.
9919 2008-04-17 Richard Guenther <rguenther@suse.de>
9921 * tree-vn.c (expressions_equal_p): Do not check type
9922 equality or compatibility before calling operand_equal_p.
9923 * fold-const.c (operand_equal_p): Check equivalence of
9924 integer constants before bailing out due to signedness or
9925 precision differences.
9926 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
9927 spurious differences in type qualification. Ignore types
9928 for COMPONENT_REFs at all.
9930 2008-04-17 Christian Bruel <christian.bruel@st.com>
9932 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
9933 msw_skip comparison.
9935 2008-04-16 Jakub Jelinek <jakub@redhat.com>
9938 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
9941 PR tree-optimization/35899
9942 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
9943 rather than TREE_OPERAND.
9945 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
9948 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
9949 temporary registers. Change operand predicate to general_operand.
9950 (remainderxf3): Ditto.
9952 2008-04-16 Richard Guenther <rguenther@suse.de>
9954 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
9955 * tree-affine.c (aff_combination_expand): Look through some
9958 2008-04-15 Doug Kwan <dougkwan@google.com>
9960 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
9962 * tree-pretty-print.c (dump_generic_node): Ditto.
9963 * final.c (output_addr_const): Ditto.
9964 * dwarf2out.c (output_cfi): Ditto.
9965 * c-pretty-print.c (pp_c_integer_constant): Ditto.
9966 * print-rtl.c (print_rtx): Ditto.
9967 * print-tree.c (print_node_brief, print_node): Ditto.
9968 * c-common.c (match_case_to_enum_1): Ditto.
9969 * sched-vis.c (print_value): Ditto.
9970 * config/i386/i386.c (print_operand): Cast to long unsigned int
9973 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
9974 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
9975 MS Windows VirtualProtect function.
9977 2008-04-15 Jan Hubicka <jh@suse.cz>
9979 * gengtype.c (write_root): Param_is argument is OK.
9980 * expr.c (expand_expr_real_1): Update call of get_exception_*.
9981 * function.h: Include varray.h
9982 (rtl_eh): New stucture based on except.c one.
9983 (call_site_record): New forward declaration and vector type.
9984 * calls.c (emit_call_1): Do not call
9985 note_current_region_may_contain_throw.
9986 * except.c (eh_status): Remove cur_region, try_region since they are
9988 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
9989 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
9990 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
9991 Remove call_site_data_used, call_site_data_size.
9992 Turn call_site_record into vector in function.h.
9993 (note_current_region_may_contain_throw): Remove.
9994 (get_exception_pointer, get_exception_filter): Do not take struct
9995 function argument; update.
9996 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
9997 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
9998 build_post_landing_pads, dw2_build_landing_pads,
9999 sjlj_assign_call_site_values, sjlj_mark_call_sites,
10000 sjlj_emit_function_enter, sjlj_emit_function_enter,
10001 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
10002 sjlj_build_landing_pads, finish_eh_generation,
10003 remove_exception_handler_label, remove_eh_handler,
10004 maybe_remove_eh_handler, add_reachable_handler,
10005 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
10006 add_action_record, collect_one_action_chain, add_call_site,
10007 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
10008 sjlj_output_call_site_table, output_function_exception_table,
10009 * except.h (note_current_region_may_contain_throw): Remove
10010 (get_exception_pointer, get_exception_filter): Do not take struct
10012 * Makefile.in (GTFILES): Put varargs before struct function.
10014 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
10016 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
10017 punt for STRING_CST.
10018 (get_constraint_for): Deal with STRING_CST here instead.
10020 2008-04-15 Richard Guenther <rguenther@suse.de>
10022 * tree-ssa-propagate.c (substitute_and_fold): Substitute
10023 statements in a basic-block with a backward walk. Do not
10024 substitute into dead statements but instead remove those.
10026 2008-04-15 Richard Guenther <rguenther@suse.de>
10028 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
10029 to zero, thus disable creation of SFTs.
10031 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
10033 * tree-predcom.c (suitable_reference_p): Return false if the
10034 reference can throw.
10036 2008-04-15 Jakub Jelinek <jakub@redhat.com>
10039 * c-decl.c (finish_decl): If extern or static var has variable
10040 size, set TREE_TYPE (decl) to error_mark_node.
10042 2008-04-15 Rafael Espindola <espindola@google.com>
10044 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
10047 2008-04-15 Richard Guenther <rguenther@suse.de>
10049 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
10050 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
10051 (visit_reference_op_load): Do walk vuse-vdef chains on
10052 vn_reference_lookup.
10053 (visit_reference_op_store): But do not here.
10054 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
10055 vn_reference_lookup.
10056 (vn_lookup_with_vuses): But do so here.
10058 2008-04-14 Ian Lance Taylor <iant@google.com>
10060 * fold-const.c (fold_overflow_warning): Remove assertion.
10062 2008-04-15 Ben Elliston <bje@au.ibm.com>
10064 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
10065 temp1 local variables.
10067 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
10070 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
10071 ".text.unlikely" section as executable.
10073 2008-04-14 James E. Wilson <wilson@tuliptree.org>
10075 * config/ia64/ia64.c (rtx_needs_barrier): Handle
10076 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
10077 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
10078 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
10079 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
10080 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
10081 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
10083 2008-04-14 Ian Lance Taylor <iant@google.com>
10085 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
10086 * fold-const.c (fold_comparison): If appropriate, test
10087 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
10088 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
10089 reassociating a pointer type.
10090 * doc/invoke.texi (Optimize Options): Document that
10091 -fstrict-overflow applies to pointer wraparound.
10093 2008-04-13 Jan Hubicka <jh@suse.cz>
10095 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
10097 2008-04-12 Andrew Pinski <pinskia@gmail.com>
10099 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
10100 we are going to "save the world".
10102 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
10104 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
10105 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
10106 operand 0 constraint, not "=".
10108 2008-04-11 James E. Wilson <wilson@tuliptree.org>
10110 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
10112 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
10114 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
10115 of size of positions_needed * CHAR_BIT.
10117 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
10119 PR middle-end/35897
10120 * dse.c (store_info): Change positions_needed to unsigned
10122 (lowpart_bitmask): New.
10123 (record_store): Cast to unsigned HOST_WIDE_INT for
10124 positions_needed. Assert width <= size of positions_needed *
10125 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
10126 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
10127 lowpart_bitmask to set mask.
10129 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10131 * config/bfin/constraints.md: New file.
10132 * config/bfin/bfin.md: Include it.
10133 (adddi3): Use satisfies_constraint functions instead of the old macros.
10134 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
10135 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
10136 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
10137 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
10138 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
10139 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
10140 EXTRA_CONSTRAINT): Delete.
10141 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
10142 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
10144 * config/bfin/bfin.c: Include "tm-constrs.h".
10145 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
10146 Use satisfies_constraint functions instead of the old macros.
10147 * doc/md.texi (Blackfin Constraints): Update file name reference.
10149 2008-04-11 Richard Guenther <rguenther@suse.de>
10151 PR tree-optimization/35869
10152 * tree-vrp.c (execute_vrp): Move switch statement update after
10153 jump threading. Schedule another cfg cleanup run.
10155 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
10158 * attribs.c (decl_attributes): Return early on errorneous node.
10160 2008-04-10 Oleg Ryjkov <olegr@google.com>
10162 * tree.h (struct tree_base): Added a new flag default_def_flag.
10163 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
10165 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
10167 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
10169 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10172 * pa.md: Define mode iterator P. Define mode attribute dwc.
10173 (dcacheflush): Update pattern to use iterator P and attribute dwc.
10174 (icacheflush): Likewise.
10175 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
10176 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
10178 2008-04-11 Ben Elliston <bje@au.ibm.com>
10180 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
10182 2008-04-10 Rafael Espindola <espindola@google.com>
10184 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
10185 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
10186 (extract_range_from_expr): The same.
10188 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
10190 * config/mips/mips.md (GPR2): New mode iterator.
10191 (seq): Add comment.
10192 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
10193 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
10194 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
10195 Rewrite these to take two modes, the mode of comparison and the
10196 mode of the destination.
10197 * config/mips/mips.c (mips_expand_scc): Instead of having
10198 paradoxical subreg as destination, expand "narrowing" scc if mode
10199 of comparison is SI and target is requested in DI mode.
10200 (mips_emit_int_order_test): Update comment. Make mode of
10201 comparison match CMP0 rather than TARGET. When creating inverse
10202 target use mode of TARGET.
10204 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
10206 * gcov-dump.c (tag_summary): Only print summaries for the first
10207 GCOV_COUNTERS_SUMMABLE counters.
10209 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
10211 * config/i386/i386.md (absneg): New code iterator.
10212 (absnegprefix): New code attribute.
10213 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
10214 patterns using absneg code iterator.
10215 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
10216 using absneg code iterator.
10217 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
10218 *neg<mode>2 patterns using absneg code iterator.
10219 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
10220 *negextendsfdf2 patterns using absneg code iterator.
10221 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
10222 *negextendsfxf2 patterns using absneg code iterator.
10223 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
10224 *negextendsfdf2 patterns using absneg code iterator.
10225 * config/i386/sse.md (<code><mode>2): Macroize expander from
10226 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
10228 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
10230 * config/s390/s390.h: Remove the remains of the recent search
10231 & replace action of current_function_outgoing_args_size.
10233 2008-04-10 Ira Rosen <irar@il.ibm.com>
10235 PR tree-optimization/35821
10236 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
10237 NEW_STMT_LIST is not NULL.
10239 2008-04-09 David Edelsohn <edelsohn@gnu.org>
10242 * toplev.c (process_options): Remove -ffunction-sections debugging
10245 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
10247 PR middle-end/PR28690
10248 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
10249 than gen_rtx_fmt_ee to perform more canonicalizations.
10251 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10254 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
10256 2008-04-09 Richard Guenther <rguenther@suse.de>
10258 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
10259 (dump_function_to_file): Dump function arguments with types.
10261 2008-04-08 Richard Guenther <rguenther@suse.de>
10263 * fold-const.c (fold_widened_comparison): Do not allow
10264 sign-changes that change the result.
10266 2008-04-08 Janis Johnson <janis187@us.ibm.com>
10269 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
10270 kinds of indirect references.
10272 2008-04-08 David Edelsohn <edelsohn@gnu.org>
10274 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
10275 GNU Fortran language string.
10277 2008-04-08 Rafael Espindola <espindola@google.com>
10279 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
10280 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
10281 * tree.h (tree_call_nonnegative_warnv_p): New.
10283 2008-04-08 Jan Hubicka <jh@suse.cz>
10285 * function.c (free_after_compilation): Clear out regno_reg_rtx
10288 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
10291 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
10293 PR middle-end/PR28690
10294 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
10295 same precedence as REG_POINTER and MEM_POINTER operands.
10297 2008-04-08 Richard Guenther <rguenther@suse.de>
10299 PR middle-end/35834
10300 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
10301 for adding index to base.
10303 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
10305 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
10306 (MINGW_ENABLE_EXECUTE_STACK): New.
10307 (IN_LIBGCC2): For libgcc include windows.h file for
10308 function declarations.
10310 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
10312 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
10313 and tem2 if tem1 is not a REG or MULT.
10315 2008-04-08 Jan Hubicka <jh@suse.cz>
10317 * function.h (incomming_args): Break out of struct function.
10318 (function_subsections): Break out of struct function.
10319 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
10320 return_rtx and hard_reg_initial_vals from struct function.
10321 Kill inl_max_label_num.
10322 (current_function_pops_args, current_function_args_info,
10323 current_function_args_size, current_function_args_size,
10324 current_function_pretend_args_size,
10325 current_function_outgoing_args_size,
10326 current_function_internal_arg_pointer, current_function_return_rtx):
10327 Kill compatibility accestor macros.
10328 * builtins.c (expand_builtin_apply_args_1): Update.
10329 (expand_builtin_next_arg): Update.
10330 * df-scan.c (df_get_call_refs): Update.
10331 * dbxout.c (dbxout_function_end): Update.
10332 * dwarf2out.c (dwarf2out_switch_text_section): Update.
10333 (output_line_info): Update.
10334 (secname_for_decl): Update.
10335 (dwarf2out_var_location): Update.
10336 * function.c (free_after_compilation): Update.
10337 (assign_parm_find_stack_rtl): Update.
10338 (assign_parms): Update.
10339 (expand_dummy_function_end): Update.
10340 (expand_function_end): Update.
10341 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
10342 (expand_call): Update.
10343 (emit_library_call_value_1): Update.
10344 (store_one_arg): Update.
10345 * varasm.c (initialize_cold_section_name): Update.
10346 (unlikely_text_section): Update.
10347 (unlikely_text_section_p): Update.
10348 (assemble_start_function): Update.
10349 (assemble_end_function): Update.
10350 (default_section_type_flags): Update.
10351 (switch_to_section): Update.
10352 * integrate.c (set_decl_abstract_flags): Update.
10353 (get_hard_reg_initial_val): Update.
10354 (has_hard_reg_initial_val): Update.
10355 (allocate_initial_values): Update.
10356 * resource.c (init_resource_info): Update.
10357 * config/alpha/alpha.c (NUM_ARGS): Update.
10358 (direct_return): Update.
10359 (alpha_va_start): Update.
10360 (alpha_sa_size): Update.
10361 (alpha_initial_elimination_offset): Update.
10362 (alpha_expand_prologue): Update.
10363 (alpha_start_function): Update.
10364 (alpha_expand_epilogue): Update.
10365 (unicosmk_initial_elimination_offset):
10366 * config/alpha/alpha.md (call expander): Update.
10367 * config/s390/s390.c (s390_register_info): Update.
10368 (s390_register_info): Update.
10369 (s390_frame_info): Update.
10370 (s390_initial_elimination_offset): Update.
10371 (s390_build_builtin_va_list): Update.
10372 (s390_va_start): Update.
10373 * config/spu/spu.c (direct_return): Update.
10374 (spu_expand_prologue): Update.
10375 (spu_initial_elimination_offset): Update.
10376 (spu_build_builtin_va_list): Update.
10377 (spu_va_start): Update.
10378 * config/sparc/sparc.c (sparc_init_modes): Update.
10379 (sparc_compute_frame_size): Update.
10380 (function_value): Update.
10381 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
10382 * config/i386/i386.md (return expander): Update.
10383 * config/i386/i386.c (ix86_va_start): Update.
10384 (ix86_can_use_return_insn_p): Update.
10385 (ix86_compute_frame_layout): Update.
10386 (ix86_expand_epilogue): Update.
10387 * config/sh/sh.c (output_stack_adjust): Update.
10388 (calc_live_regs): Update.
10389 (sh_expand_prologue): Update.
10390 (sh_builtin_saveregs): Update.
10391 (sh_va_start): Update.
10392 (initial_elimination_offset): Update.
10393 (sh_allocate_initial_value): Update.
10394 (sh_function_ok_for_sibcall): Update.
10395 (sh_get_pr_initial_val): Update.
10396 * config/sh/sh.md (return expander): Update.
10397 * config/avr/avr.c (frame_pointer_required_p): UPdate.
10398 * config/crx/crx.c (crx_compute_frame): UPdate.
10399 (crx_initial_elimination_offset): UPdate.
10400 * config/xtensa/xtensa.c (compute_frame_size): Update
10401 (xtensa_builtin_saveregs): Update.
10402 (xtensa_va_start): Update.
10403 (order_regs_for_local_alloc): Update.
10404 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
10405 (xstormy16_expand_builtin_va_start): Update.
10406 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
10407 * config/m68hc11/m68hc11.md (return expanders): Update.
10408 * config/m68hc11/m68hc11.c (expand_prologue): Update.
10409 (expand_epilogue): Update.
10410 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
10411 (cris_simple_epilogue): Update.
10412 (cris_expand_prologue): Update.
10413 (cris_expand_epilogue): Update.
10414 * config/iq2000/iq2000.c (iq2000_va_start): Update.
10415 (compute_frame_size): Update.
10416 * config/mt/mt.c (mt_compute_frame_size): Update.
10417 * config/mn10300/mn10300.c (expand_prologue): Update.
10418 (expand_epilogue): Update.
10419 (initial_offset): Update.
10420 (mn10300_builtin_saveregs):
10421 * config/mn10300/mn10300.md (return expander): Update.
10422 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
10423 (ia64_initial_elimination_offset): Update.
10424 (ia64_initial_elimination_offset): Update.
10425 (ia64_expand_prologue): Update.
10426 * config/m68k/m68k.md (return expander): Update.
10427 * config/rs6000/rs6000.c (rs6000_va_start): Update.
10428 (rs6000_stack_info): Update.
10429 * config/mcore/mcore.c (layout_mcore_frame): Update.
10430 (mcore_expand_prolog): Update.
10431 * config/arc/arc.c (arc_compute_frame_size): Update.
10432 * config/score/score3.c (score3_compute_frame_size): Update.
10433 * config/score/score7.c (score7_compute_frame_size): Update.
10434 * config/arm/arm.c (use_return_insn): Update.
10435 (thumb_find_work_register): Update.
10436 (arm_compute_save_reg_mask): Update.
10437 (arm_output_function_prologue): Update.
10438 (arm_output_epilogue): Update.
10439 (arm_size_return_regs): Update.
10440 (arm_get_frame_offsets): Update.
10441 (arm_expand_prologue): Update.
10442 (thumb_exit): Update.
10443 (thumb_unexpanded_epilogue): Update.
10444 (thumb1_output_function_prologue): Update.
10445 * config/pa/pa.md (return expander): Update.
10446 * config/pa/pa.c (compute_frame_size): Update.
10447 (hppa_builtin_saveregs): Update.
10448 * config/mips/mips.c (mips_va_start): Update.
10449 (mips16_build_function_stub): Update.
10450 (mips_compute_frame_info): Update.
10451 (mips_restore_gp): Update.
10452 (mips_output_function_prologue): Update.
10453 (mips_expand_prologue): Update.
10454 * config/v850/v850.c (compute_frame_size): Update.
10455 (expand_prologue): * config/mmix/mmix.c (along): update.
10456 (mmix_initial_elimination_offset): update.
10457 (mmix_reorg): update.
10458 (mmix_use_simple_return): update.
10459 (mmix_expand_prologue): update.
10460 (mmix_expand_epilogue): Update.
10461 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
10462 (emit_link_insn): Update.
10464 2008-04-08 Anatoly Sokolov <aesok@post.ru>
10466 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
10467 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
10469 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
10472 2008-04-07 Jan Hubicka <jh@suse.cz>
10474 * function.h (rtl): Rename to x_rtl.
10475 (crtl): New define.
10476 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
10477 frame_offset, stack_check_probe_note, arg_pointer_save_area,
10478 used_temp_slots avail_temp_slots, temp_slot_level,
10479 nonlocal_goto_handler_labels): Update accesstors.
10480 (rtl): New global variable.
10481 (struct function): Move some fileds to rtl_data.
10482 (get_arg_pointer_save_area): Update prototype.
10483 * builtins.c (expand_builtin_setjmp_receiver): Update call of
10484 get_arg_pointer_save_area.
10485 * expr.c (init_expr): Update
10486 * function.c (get_frame_size): Update
10487 (assign_stack_local): Update
10488 (expand_function_end): Update.
10489 (get_art_pointer_save_area): Update
10491 * emit-rtl.c (rtl): Declare.
10492 (regno_reg_rtx): Declare.
10493 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
10495 (gen_reg_rtx): Update.
10496 * varasm.c (n_deferred_constatns): Update accestor.
10497 (init_varasm_status): Do not allocate varasm_status.
10498 (force_const_mem, get_pool_size, output_constant_pool): Update.
10499 * stmt.c (force_label_rtx): Do not use x_ prefixes.
10500 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
10501 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
10502 * sparc/sparc.h (INIT_EXPANDERS): Update.
10503 * ia64/ia64.h (INIT_EXPANDERS): Update.
10505 2008-04-07 James E. Wilson <wilson@tuliptree.org>
10507 * reload.c (push_secondary_reload): Add missing break to for loop.
10509 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
10511 PR middle-end/PR28690
10512 * rtlanal.c: Update copyright years.
10513 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
10514 as REG_POINTER and MEM_POINTER operands.
10515 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
10516 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
10517 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
10518 * gcse.c: Update copyright years.
10519 (pre_delete): Call gen_reg_rtx_and_attrs.
10520 (hoist_code): Likewise.
10521 (build_store_vectors): Likewise.
10522 (delete_store): Likewise.
10523 * loop-invariant.c (move_invariant_reg): Likewise.
10524 Update copyright years.
10526 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
10528 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
10529 control string instead of quoted.
10531 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
10533 * doc/rtl.texi: Rewrite of subreg section.
10535 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
10538 * config/i386/i386.c (legitimize_pic_address): Add treating
10539 of dllimport SYM_REF's.
10540 (legitimize_dllimport_symbol): Add prototype.
10542 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
10544 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
10545 reference in constructor with non self-referential type.
10547 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
10549 Removal of Return with Depressed Stack Pointer support
10550 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
10551 (ECF_SP_DEPRESSED): Likewise.
10552 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
10553 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
10554 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10555 (expand_call): Do not test ECF_SP_DEPRESSED.
10556 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10557 * function.c (keep_stack_depressed): Delete.
10558 (handle_epilogue_set): Likewise.
10559 (update_epilogue_consts): Likewise.
10560 (emit_equiv_load): Likewise.
10561 (thread_prologue_and_epilogue_insns): Remove support for Return with
10562 Depressed Stack Pointer.
10563 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10565 2008-04-06 Richard Guenther <rguenther@suse.de>
10567 PR tree-optimization/35400
10568 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
10569 information from SSA_NAMEs.
10571 2008-04-06 Anatoly Sokolov <aesok@post.ru>
10573 * config/avr/avr.h (avr_mega_p): Remove declaration.
10574 (AVR_MEGA): Remove macro.
10575 * config/avr/avr.c (avr_mega_p): Remove variable.
10576 (avr_override_options): Remove inicializion of avr_mega_p.
10577 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
10578 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
10579 (avr_jump_mode): (Ditto.).
10580 (avr_output_progmem_section_asm_op): (Ditto.).
10581 (avr_asm_init_sections): (Ditto.).
10582 (avr_asm_init_sections): (Ditto.).
10583 (avr_rtx_costs): (Ditto.).
10584 * config/avr/avr.md: (Ditto.).
10585 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
10588 2008-04-06 Richard Guenther <rguenther@suse.de>
10590 PR tree-optimization/35842
10591 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
10592 is_gimple_invariant_address.
10594 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10596 * gcc.c (default_compilers): Sync Fortran extensions list with
10597 that in fortran/lang-specs.h.
10598 * doc/invoke.texi: Likewise.
10599 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
10600 * dwarf2out.c (gen_compile_unit_die): Likewise.
10602 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
10604 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
10606 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
10609 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
10610 attribute is used for nested functions.
10612 2008-04-05 Jan Hubicka <jh@suse.cz>
10614 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
10616 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
10618 (dump_files): Update.
10619 (enable_rtl_dump_file): Do not accept letter argument.
10620 * tree-pass.h (dump_file_info): Remove letter argument.
10621 * toplev.c (decode_d_option): Update -da handling.
10622 * toplev.h (enable_rtl_dump_file): Update prototype.
10623 * passes.c (register_one_dump_file): Do not accept IPA argument; work
10624 it out based on pass type.
10625 (register_dump_files_1): Likewise.
10626 (init_optimization_passes): Update register_one_dump_file calls.
10627 (execute_one_pass): Sanity check that IPA passes are called at IPA
10628 level and RTL passes at RTL level.
10629 (execute_pass_list): IPA pass can not be after or subpass of
10631 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
10632 disallov RTL subpasses of IPA subpasses.
10634 2008-04-05 Ben Elliston <bje@au.ibm.com>
10636 * tree-cfg.c (need_fake_edge_p): Return false for calls to
10637 builtins that return exactly once and do not throw. Cache call to
10640 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
10642 PR rtl-optimization/34916
10643 PR middle-end/35519
10644 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
10645 between instruction pairs.
10647 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
10649 * doc/invoke.texi: Document -mbitops for SH.
10650 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
10651 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
10652 * config/sh/sh.c (print_operand): Add %t operand code.
10653 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
10654 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
10655 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
10656 (extendqihi2): Likewise.
10657 (movqi_i): Likewise.
10658 (insv): Use bset, bclr and bst instructions for SH2A if possible.
10659 (extv): Use bld instruction for SH2A if possible.
10661 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
10662 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
10663 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
10664 (bset.b, bclr.b): Define peepholes.
10665 * config/sh/sh.opt (mbitops): New option.
10667 2008-04-04 Janis Johnson <janis187@us.ibm.com>
10670 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
10671 and view convert expression.
10673 2008-04-04 Jakub Jelinek <jakub@redhat.com>
10676 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10678 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
10680 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
10682 * config/i386/cpuid.h (bit_AES): New.
10683 (bit_PCLMUL): Likewise.
10685 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
10686 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
10687 SSE2 if AES or PCLMUL is enabled.
10688 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
10689 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
10690 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
10691 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
10692 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
10693 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
10694 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
10695 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
10696 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
10697 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
10698 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
10699 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
10700 __builtin_ia32_aeskeygenassist128 and
10701 __builtin_ia32_pclmulqdq128.
10702 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
10703 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
10704 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
10706 * config/i386/i386.h (TARGET_AES): New.
10707 (TARGET_PCLMUL): Likewise.
10708 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
10710 * config/i386/i386.md (UNSPEC_AESENC): New.
10711 (UNSPEC_AESENCLAST): Likewise.
10712 (UNSPEC_AESDEC): Likewise.
10713 (UNSPEC_AESDECLAST): Likewise.
10714 (UNSPEC_AESIMC): Likewise.
10715 (UNSPEC_AESKEYGENASSIST): Likewise.
10716 (UNSPEC_PCLMUL): Likewise.
10718 * config/i386/i386.opt (maes): New.
10719 (mpclmul): Likewise.
10721 * config/i386/sse.md (aesenc): New pattern.
10722 (aesenclast): Likewise.
10723 (aesdec): Likewise.
10724 (aesdeclast): Likewise.
10725 (aesimc): Likewise.
10726 (aeskeygenassist): Likewise.
10727 (pclmulqdq): Likewise.
10729 * config/i386/wmmintrin.h: New.
10731 * doc/extend.texi: Document AES and PCLMUL built-in function.
10733 * doc/invoke.texi: Document -maes and -mpclmul.
10735 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
10737 * function.c (free_after_parsing): Replace with
10738 cxx_push_function_context from C++ front-end.
10739 (allocate_struct_function): Don't call langhook.
10740 * langhooks.h (struct lang_hooks_for_functions): Delete.
10741 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
10743 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
10744 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
10745 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
10746 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
10747 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
10748 remove LANG_HOOKS_FUNCTION_INITIALIZER.
10749 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
10751 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
10752 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
10754 2008-04-04 Jakub Jelinek <jakub@redhat.com>
10757 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
10760 2008-04-04 Richard Guenther <rguenther@suse.de>
10762 PR middle-end/35823
10763 * fold-const.c (optimize_minmax_comparison): Use the correct
10764 type for the constant in the simplified comparison.
10766 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
10768 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
10769 Pass L2 size as "--param l2-cache-size" to the compiler.
10770 (decode_l2_cache): New function to decode L2 cache parameters using
10771 0x8000006 extended cpuid function.
10772 (detect_caches_amd): Determine parameters of L2 cache using
10773 decode_l2_caches function.
10774 (decode_caches_intel): Decode L2 cache parameters.
10775 (detect_caches_intel): Determine L2 cache parameters using
10776 decode_caches_intel and decode_l2_caches functions.
10778 2008-04-03 Bob Wilson <bob.wilson@acm.org>
10780 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
10781 secondary input reload for subword loads from the constant pool.
10783 2008-04-03 Janis Johnson <janis187@us.ibm.com>
10786 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
10787 constants of the appropriate size for runtime calculations.
10790 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
10791 decimal-float literal constant zero.
10793 2008-04-03 Jakub Jelinek <jakub@redhat.com>
10796 * c-parser.c (c_parser_omp_atomic): Call
10797 default_function_array_conversion on the RHS.
10799 PR middle-end/35818
10800 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
10801 call is_variable_sized if decl has incomplete type.
10803 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
10805 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
10807 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
10809 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
10811 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
10812 (sgt<u>): Merge sgt and sgtu into new expander.
10813 (sgt, sgtu): Remove expanders.
10814 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
10815 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
10816 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
10817 *sgtu_<mode>_mips16 into new pattern.
10818 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
10819 (sge<u>): Merge sge and sgeu into new expander.
10820 (sge, sgeu): Remove expanders.
10821 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
10823 (*sge_<mode>, second *sge_<mode>): Remove patterns.
10824 (slt<u>): Merge slt and sltu into new expander.
10825 (slt, sltu): Remove expanders.
10826 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
10827 (*slt_<mode>, *sltu_<mode>): Remove patterns.
10828 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
10829 *sltu_<mode>_mips16 into new pattern.
10830 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
10831 (sle<u>): Merge sle and sleu into new expander.
10832 (sle, sleu): Remove expanders.
10833 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
10834 (*sle_<mode>, *sleu_<mode>): Remove patterns.
10835 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
10836 *sleu_<mode>_mips16 into new pattern.
10837 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
10839 2008-04-03 Jan Hubicka <jh@suse.cz>
10841 PR tree-optimization/35795
10842 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
10843 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10844 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10845 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10846 * score/score3.c (score3_output_mi_thunk): Likewise.
10847 * score/score7.c (score7_output_mi_thunk): Likewise.
10848 * mips/mips.c (mips_output_mi_thunk): Likewise.
10850 2008-04-03 Richard Guenther <rguenther@suse.de>
10852 * tree-vrp.c (extract_range_from_unary_expr): Handle all
10853 conversions. Simplify code.
10855 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
10857 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
10859 2008-04-03 Tom Tromey <tromey@redhat.com>
10860 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10862 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
10863 * config/bfin/t-bfin-linux (generated_files): Add
10864 linux-sysroot-suffix.h.
10865 * doc/install.texi (Prerequisites): Require make 3.80.
10866 * doc/sourcebuild.texi (Front End Directory): Document new
10868 * Makefile.in (generated_files): New variable.
10869 (ALL_HOST_OBJS): New variable.
10870 ($(ALL_HOST_OBJS)): New target.
10872 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
10874 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
10875 (remap_block): Call id->transform_lang_insert_block instead
10877 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
10878 Set id.transform_lang_insert_block to NULL.
10879 (clone_body): Move to cp/optimize.c
10880 * tree-inline.h (struct copy_body_data): Change
10881 transform_lang_insert_block to function pointer.
10882 (copy_generic_body, copy_decl_no_change): Export.
10883 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
10884 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
10885 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
10887 * c-tree.h (insert_block): Kill.
10888 * c-decl.c (insert_block): Kill.
10890 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
10892 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
10893 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
10894 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
10896 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
10897 argument, call {push,pop}_function_context from here.
10898 * c-parser.c: Use c_{push,pop}_function_context.
10900 * function.c (push_function_context_to): Move meat ...
10901 (push_function_context): ... here. Simplify.
10902 * function.c (pop_function_context_from): Move meat ...
10903 (pop_function_context): ... here. Simplify.
10904 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
10906 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
10907 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
10908 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
10909 * tree.h (push_function_context_to, pop_function_context_from): Remove.
10911 2008-04-03 Ben Elliston <bje@au.ibm.com>
10913 * expmed.c (extract_force_align_mem_bit_field): Remove.
10915 2008-04-03 Richard Guenther <rguenther@suse.de>
10917 PR middle-end/35800
10918 * expr.h (try_casesi): Adjust prototype.
10919 * expr.c (try_casesi): Take fallback label as extra parameter.
10920 Use that for gen_casesi if default_label is NULL.
10921 * stmt.c (expand_case): Pass fallback label to try_casesi,
10922 make sure to fill gaps with a fallback label if default_label
10925 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
10928 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
10930 2008-04-03 Ben Elliston <bje@au.ibm.com>
10932 * expmed.c (extract_split_bit_field): Remove if (0) code.
10933 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
10934 (do_ds_constraint): Likewise.
10936 2008-04-02 Joseph Myers <joseph@codesourcery.com>
10938 * doc/cppopts.texi (-dU): Document.
10939 * c-common.h (flag_dump_macros): Update comment.
10940 * c-opts.c (handle_OPT_d): Handle -dU.
10941 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
10942 dump_queued_macros, cb_used_define, cb_used_undef): New.
10943 (init_pp_output): Handle -dU.
10944 (cb_line_change): Call dump_queued_macros.
10945 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
10947 2008-04-02 Anatoly Sokolov <aesok@post.ru>
10949 * config/avr/predicates.md (io_address_operand): New predicate.
10950 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
10951 * config/avr/avr.c (avr_io_address_p): Remove function.
10952 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
10953 'avr_io_address_p' function.
10954 (out_movhi_r_mr): (Ditto.).
10955 (out_movqi_mr_r): (Ditto.).
10956 (out_movhi_mr_r): (Ditto.).
10957 (avr_address_cost): (Ditto.).
10959 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
10961 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
10962 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
10963 in 32bit mode when XMM registers are available to avoid store
10965 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
10966 corresponding post-reload splitters.
10968 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
10970 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
10971 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
10972 __builtin_ia32_roundss.
10973 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
10974 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
10975 __builtin_ia32_roundss.
10976 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
10977 IX86_BUILTIN_SHUFPD here.
10979 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
10981 * config/i386/i386.md (plogic): New.
10982 (plogicprefix): Likewise.
10984 * config/i386/mmx.md (mmx_<code><mode>3): New.
10985 (mmx_and<mode>3): Removed.
10986 (mmx_ior<mode>3): Likewise.
10987 (mmx_xor<mode>3): Likewise.
10989 * config/i386/sse.md (<code><mode>3): New.
10990 (*<code><mode>3): Likewise.
10991 (*<code><mode>3): Likewise.
10992 (<code><mode>3): Likewise.
10993 (*sse_<code><mode>3): Likewise.
10994 (*sse2_<code><mode>3): Likewise.
10995 (<code>tf3): Likewise.
10996 (*<code>tf3): Likewise.
10997 (and<mode>3): Likewise.
10998 (*and<mode>3): Likewise.
10999 (ior<mode>3): Removed.
11000 (*ior<mode>3): Likewise.
11001 (xor<mode>3): Likewise.
11002 (*xor<mode>3): Likewise.
11003 (*and<mode>3): Likewise.
11004 (*ior<mode>3): Likewise.
11005 (*xor<mode>3): Likewise.
11006 (and<mode>3): Likewise.
11007 (*sse_and<mode>3): Likewise.
11008 (*sse2_and<mode>3): Likewise.
11009 (andtf3): Likewise.
11010 (*andtf3): Likewise.
11011 (ior<mode>3): Likewise.
11012 (*sse_ior<mode>3): Likewise.
11013 (*sse2_ior<mode>3): Likewise.
11014 (iortf3): Likewise.
11015 (*iortf3): Likewise.
11016 (xor<mode>3): Likewise.
11017 (*sse_xor<mode>3): Likewise.
11018 (*sse2_xor<mode>3): Likewise.
11019 (xortf3): Likewise.
11020 (*xortf3): Likewise.
11022 2008-04-02 Richard Guenther <rguenther@suse.de>
11024 PR tree-optimization/14495
11025 PR tree-optimization/34793
11026 * tree-vrp.c (struct switch_update): New structure.
11027 (to_remove_edges, to_update_switch_stmts): New VECs.
11028 (simplify_switch_using_ranges): New function. Remove not taken
11029 case labels and edges.
11030 (simplify_stmt_using_ranges): Call it.
11031 (identify_jump_threads): Mark edges we have queued for removal
11032 so we don't thread them.
11033 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
11035 * tree-cfg.c (group_case_labels): Deal with missing default label.
11036 (tree_verify_flow_info): Allow missing default label.
11037 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
11038 (emit_case_nodes): Likewise.
11039 (expand_case): Do not rely on the default label to be present.
11040 * expr.c (try_casesi): Deal with NULL default_label.
11041 (do_tablejump): Likewise.
11043 2008-04-02 Richard Guenther <rguenther@suse.de>
11045 PR tree-optimization/14495
11046 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
11047 SWITCH_EXPR here ...
11048 (vrp_visit_switch_stmt): ... but here (new function).
11049 (find_case_label_index): New helper function.
11050 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
11052 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11054 * fwprop.c: Fix ISO-C99ism.
11056 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11059 * Makefile.in (objdir): Set it here.
11060 * configure.ac: Not here. Find dynamic linker characteristics.
11061 * exec-tool.in: Use them.
11062 * aclocal.m4: Regenerate.
11063 * configure: Regenerate.
11065 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11067 * expr.c (expand_var): Delete it.
11068 * expr.h (expand_var): Delete prototype.
11069 * function.c (expand_function_start): Use expand_decl instead.
11070 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
11073 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
11075 PR rtl-optimization/35542
11076 * fwprop.c (forward_propagate_and_simplify): Replace
11077 loc_reg_mentioned_in_p with reg_mentioned_p.
11079 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11081 PR rtl-optimization/35281
11082 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
11083 (propagate_rtx_1): Handle PR_HANDLE_MEM.
11084 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
11085 (varying_mem_p): Move above propagate_rtx.
11086 (all_uses_available_at): Do not check MEMs.
11088 2008-04-02 Rafael Espindola <espindola@google.com>
11090 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
11091 (register_edge_assert_for_2): Split the cond argument.
11092 (register_edge_assert_for_1): Adjust for the change in
11093 register_edge_assert_for_2.
11094 (register_edge_assert_for): Split the cond argument.
11095 (find_switch_asserts): Adjust for the change in
11096 register_edge_assert_for.
11098 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
11100 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
11101 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
11102 offsets for 64-bit mingw.
11103 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
11104 abi for x86_64-pc-mingw.
11106 2008-04-02 Richard Guenther <rguenther@suse.de>
11108 * tree-vrp.c (extract_range_from_assert): Make sure to not
11109 produce range min/max with TREE_OVERFOW set.
11110 If merging a anti-range and a range keep the anti-range if
11111 the range covers all values of the type.
11112 (register_edge_assert_for_2): Only allow sign-changing
11113 conversions in detecting canonical range checks. Also
11114 register an assert for the unsigned name if useful.
11116 PR tree-optimization/35787
11117 * tree-vrp.c (vrp_val_max): New function.
11118 (vrp_val_min): Likewise.
11119 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
11120 (vrp_val_is_min): Likewise.
11121 (supports_overflow_infinity): Use vrp_val_{min,max}.
11122 (negative_overflow_infinity): Likewise.
11123 (positive_overflow_infinity): Likewise.
11124 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
11125 (is_positive_overflow_infinity): Likewise.
11126 (is_overflow_infinity): Likewise.
11127 (avoid_overflow_infinity): Use vrp_val_{min,max} and
11128 vrp_val_is_{min,max}.
11129 (set_and_canonicalize_value_range): Canonicalize anti-ranges
11130 to ranges if possible. Avoid empty ranges.
11132 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11134 PR middle-end/35705
11135 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
11136 the expression is a function address.
11138 2008-04-01 George Helffrich <george@gcc.gnu.org>
11140 PR fortran/35154, fortran/23057
11141 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
11142 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
11143 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
11144 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
11146 (dbxout_syms): Check for COMMON-based symbol and wrap in
11147 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
11148 in bracket for efficiency.
11150 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
11151 using DW_TAG_common_block + member offset.
11152 (add_pubname_string): New function.
11153 (dw_expand_expr): New function to find block name and offset for
11155 (common_check): New function to check whether symbol in Fortran COMMON.
11156 (gen_variable_die): If COMMON, use DW_TAG_common_block.
11158 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
11161 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
11163 2008-04-02 Ben Elliston <bje@au.ibm.com>
11165 * config/v850/v850.md (casesi): Remove if (0) code.
11166 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
11167 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
11169 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
11171 * config/i386/i386.md (rex64suffix): New mode attribute.
11172 (floathi<mode>2): Disable expander for SSE math.
11173 (*floathi<mode>2_1): New insn insn_and_split pattern.
11174 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
11175 corresponding post-reload splitters.
11176 (*floathi<mode>2_i387): New macroized insn pattern.
11177 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
11178 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
11179 insn_and_split pattern.
11180 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
11181 New macroized instruction patterns and corresponding post-reload
11183 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
11184 and corresponding post-reload splitters.
11185 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
11186 New macroized instruction patterns.
11187 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
11188 macroized instruction patterns and corresponding post-reload splitters.
11189 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
11190 corresponding post-reload splitters.
11191 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
11192 New macroized instruction patterns.
11193 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
11194 corresponding post-reload splitters.
11195 (*floatsi<mode>2_i387): New macroized instruction patterns.
11197 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
11199 * config/i386/i386.md (smaxmin): New.
11200 (umaxmin): Likewise.
11201 (maxminiprefix): Likewise.
11202 (maxminfprefix): Likewise.
11203 (<code><mode>3): Likewise.
11204 (smin<mode>3): Removed.
11205 (smax<mode>3): Likewise.
11207 * config/i386/mmx.md (mmx_<code>v2sf3): New.
11208 (mmx_<code>v4hi3): Likewise.
11209 (mmx_<code>v8qi3): Likewise.
11210 (mmx_smaxv2sf3): Removed.
11211 (mmx_sminv2sf3): Likewise.
11212 (mmx_umaxv8qi3): Likewise.
11213 (mmx_smaxv4hi3): Likewise.
11214 (mmx_uminv8qi3): Likewise.
11215 (mmx_sminv4hi3): Likewise.
11217 * config/i386/sse.md (<addsub><mode>3): New.
11218 (*<addsub><mode>3): Likewise.
11219 (<sse>_vm<addsub><mode>3): Likewise.
11220 (<maxmin><mode>3): Likewise.
11221 (*<maxmin><mode>3_finite): Likewise.
11222 (*<maxmin><mode>3): Likewise.
11223 (<sse>_vm<maxmin><mode>3): Likewise.
11224 (sse3_h<addsub>v4sf3): Likewise.
11225 (sse3_h<addsub>v2df3): Likewise.
11226 (<maxmin>v16qi3): Likewise.
11227 (*<maxmin>v16qi3): Likewise.
11228 (<maxmin>v8hi3): Likewise.
11229 (*<maxmin>v8hi3): Likewise.
11230 (*sse4_1_<maxmin><mode>3): Likewise.
11231 (*sse4_1_<maxmin><mode>3): Likewise.
11232 (add<mode>3): Removed.
11233 (*add<mode>3): Likewise.
11234 (<sse>_vmadd<mode>3): Likewise.
11235 (sub<mode>3): Likewise.
11236 (*sub<mode>3): Likewise.
11237 (<sse>_vmsub<mode>3): Likewise.
11238 (smin<mode>3): Likewise.
11239 (*smin<mode>3_finite): Likewise.
11240 (*smin<mode>3): Likewise.
11241 (<sse>_vmsmin<mode>3): Likewise.
11242 (smax<mode>3): Likewise.
11243 (*smax<mode>3_finite): Likewise.
11244 (*smax<mode>3): Likewise.
11245 (<sse>_vmsmax<mode>3): Likewise.
11246 (sse3_haddv4sf3): Likewise.
11247 (sse3_haddv2df3): Likewise.
11248 (sse3_hsubv4sf3): Likewise.
11249 (sse3_hsubv2df3): Likewise.
11250 (umaxv16qi3): Likewise.
11251 (*umaxv16qi3): Likewise.
11252 (smaxv8hi3): Likewise.
11253 (*smaxv8hi3): Likewise.
11254 (*sse4_1_smax<mode>3): Likewise.
11255 (*sse4_1_umax<mode>3): Likewise.
11256 (uminv16qi3): Likewise.
11257 (*uminv16qi3): Likewise.
11258 (sminv8hi3): Likewise.
11259 (*sminv8hi3): Likewise.
11260 (*sse4_1_smin<mode>3): Likewise.
11261 (*sse4_1_umin<mode>3): Likewise.
11263 2008-04-01 Rafael Espindola <espindola@google.com>
11265 * tree-cfg.c (verify_expr): remove in_phi.
11266 (verify_stmt): Don't call walk_tree with verify_expr. Use
11267 is_gimple_min_invariant instead of is_gimple_val.
11269 2008-04-01 Joseph Myers <joseph@codesourcery.com>
11271 * doc/include/gpl_v3.texi: Update for manpage generation.
11272 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
11274 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
11275 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
11276 gpl_v3.texi instead of gpl.texi.
11279 2008-04-01 Jakub Jelinek <jakub@redhat.com>
11282 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
11284 2008-04-01 Rafael Espindola <espindola@google.com>
11286 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
11287 (extract_code_and_val_from_cond): Use
11288 extract_code_and_val_from_cond_with_ops.
11290 2008-04-01 Jan Hubicka <jh@suse.cz>
11292 * function.c (free_after_compilation): Free epilogue_delay_list.
11293 (prepare_function_start): Assert that previous compilation was freed.
11295 2008-04-01 Jan Hubicka <jh@suse.cz>
11296 Jim Wilson <wilson@tuliptree.org>
11297 Andreas Tobler <andreast@gcc.gnu.org>
11299 PR middle-end/35781
11300 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
11301 rtl.emit instead cfun->emit.
11302 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
11303 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
11305 2008-04-01 Ben Elliston <bje@au.ibm.com>
11307 * doc/c-tree.texi (Function Basics): Fix grammatical error.
11309 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
11311 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
11313 (fprofile-use): Add var flag_profile_use
11314 * coverage.c (coverage_begin_output): Do not open a gcno file for
11315 output only if -ftest-coverage is set.
11316 Do not add getpwd() to gcda file path.
11317 (build_gcov_info): Check the new flag
11318 flag_profile_datafile_relative_path.
11319 (coverage_init): Use profile_data_prefix.
11320 Read profile counter only if flag_profile_use is set.
11321 * opts.c (common_handle_option): New option fprofile-use=,
11322 fprofile-dir=, fprofile-generate=.
11323 * toplev.c (profile_data_prefix): New variable definition.
11324 * toplev.h (profile_data_prefix): New declaration.
11325 * doc/invoke.tex (Option Summary, Optimization Options):
11328 2008-03-31 James E. Wilson <wilson@tuliptree.org>
11330 * varasm.c (output_constant_pool_1): In LABEL_REF check,
11331 use tmp consistently.
11334 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
11335 * config/ia64/ia64.c (rtx_needs_barrier): Handle
11336 UNSPEC_FR_RECIP_APPROX_RES.
11337 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
11339 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
11342 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
11344 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
11346 PR middle-end/30186
11347 * fold-const.c (fold_indirect_ref_1): Support accessing non first
11348 element of the vector via a pointer.
11350 2008-03-31 Ian Lance Taylor <iant@google.com>
11352 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
11354 2008-03-31 Jan Hubicka <jh@suse.cz>
11356 * builtins.c (expand_builtin_setjmp_receiver): Update call of
11357 get_arg_pointer_save_area.
11358 * expr.c (init_expr): Just clear out rtl.expr.
11359 * function.c (free_after_compilation): Clear out whole RTL structure.
11360 (get_func_frame_size): Merge into ...
11361 (get_frame_size): ... this one.
11362 (assign_stack_local_1): Merge into ...
11363 (assign_stack_local): ... this one.
11364 (expand_function_end): Update call of get_arg_pointer_save_area.
11365 (get_art_pointer_save_area): Remove cfun argument.
11366 * function.h (emit_status): regno_pointer_align does not need length
11367 attribute. Move x_regno_reg_rtx to ...
11368 (regno_reg_rtx): ... new global array.
11369 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
11370 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
11371 apply_args_value, forced_labels, stack_pointer_delta):
11373 (struct varasm_status): Move here from varasm.c
11374 (struct rtl_data): New. Move here some fields from struct function.
11375 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
11376 frame_offset, stack_check_probe_note, arg_pointer_save_area,
11377 used_temp_slots avail_temp_slots, temp_slot_level,
11378 nonlocal_goto_handler_labels): Update accesstors.
11379 (rtl): New global variable.
11380 (struct function): Move some fileds to rtl_data.
11381 (get_arg_pointer_save_area): Update prototype.
11382 * emit-rtl.c (rtl): Declare.
11383 (regno_reg_rtx): Declare.
11384 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
11386 (gen_reg_rtx): Update.
11387 (init_virtual_regs): Do not tate emit_status argument.
11388 (init_emit): Do not allocate emit.
11389 * varasm.c (varasm_statuc): Move to function.h.
11390 (n_deferred_constatns): Update accestor.
11391 (init_varasm_status): Do not allocate varasm_status.
11392 (force_const_mem, get_pool_size, output_constant_pool): Update.
11393 * stmt.c (force_label_rtx): Do not use x_ prefixes.
11394 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
11396 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
11398 PR rtl-optimization/35729
11399 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
11402 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
11405 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
11406 load/store if memory is unaligned.
11407 (*movti_rex64): Likewise.
11409 * config/i386/predicates.md (misaligned_operand): New.
11411 2008-03-31 Andrew Pinski <pinskia@gmail.com>
11414 * tree-ssa-phiopt.c (conditional_replacement): Return early for
11417 2008-03-31 Jan Beulich <jbeulich@novell.com>
11419 * config/ia64/constraints.md: Add 'j' constraint.
11420 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
11421 (movdi_internal): Likewise.
11423 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
11426 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
11428 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
11431 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
11432 proper error message for the third argument on blendpd and
11435 * config/i386/sse.md (blendbits): New.
11436 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
11438 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
11440 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
11442 2008-03-30 Richard Guenther <rguenther@suse.de>
11444 PR middle-end/31023
11445 * fold-const.c (fold_sign_changed_comparison): Do leave
11446 conversions to base-types alone.
11448 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11450 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
11451 the link register if one altivec register is be saved.
11453 2008-03-30 Ben Elliston <bje@au.ibm.com>
11455 * final.c (final_scan_insn): Remove if (0) code.
11457 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
11459 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
11461 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
11463 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
11464 of V4SFmode to ix86_binary_operator_ok.
11466 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
11468 * config/i386/i386.c (override_options): Initialize
11469 ix86_veclib_handler to ix86_veclibabi_svml when
11470 -mveclibabi=svml is used.
11471 (ix86_veclibabi_svml): New function for SVML ABI style
11472 vectorization support.
11473 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
11475 2008-03-28 Rafael Espindola <espindola@google.com>
11477 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
11478 (tree_binary_nonnegative_warnv_p): Make it public.
11479 (tree_single_nonnegative_warnv_p): Make it public.
11480 (tree_invalid_nonnegative_warnv_p): Make it public.
11481 (tree_unary_nonzero_warnv_p): Make it public.
11482 (tree_binary_nonzero_warnv_p): Make it public
11483 (tree_single_nonzero_warnv_p): Make it public.
11484 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
11485 (extract_range_from_binary_expr): Split the expr argument.
11486 (extract_range_from_unary_expr): Split the expr argument.
11487 (extract_range_from_comparison): Split the expr argument.
11488 (extract_range_from_expr): Use the new aux functions.
11489 (vrp_evaluate_conditional_warnv): Use
11490 vrp_evaluate_conditional_warnv_with_ops.
11491 * tree.h (tree_unary_nonzero_warnv_p): Declare.
11492 (tree_binary_nonzero_warnv_p): Declare.
11493 (tree_single_nonzero_warnv_p): Declare.
11494 (tree_expr_nonzero_warnv_p): Declare.
11495 (tree_unary_nonnegative_warnv_p): Declare.
11496 (tree_binary_nonnegative_warnv_p): Declare.
11497 (tree_single_nonnegative_warnv_p): Declare.
11498 (tree_invalid_nonnegative_warnv_p): Declare.
11500 2008-03-28 Richard Guenther <rguenther@suse.de>
11502 PR tree-optimization/30317
11503 PR tree-optimization/30911
11504 PR tree-optimization/34793
11505 * tree-vrp.c (set_and_canonicalize_value_range): New function.
11506 (struct assert_locus_d): New member EXPR.
11507 (register_new_assert_for): Add EXPR parameter to support
11508 ASSERT_EXPR <name, expr OP limit>.
11509 (register_edge_assert_for_1): Adjust callers.
11510 (find_assert_locations): Likewise.
11511 (process_assert_insertions_for): Build condition from expression.
11512 (extract_range_from_assert): Handle ASSERT_EXPRs
11513 of the form ASSERT_EXPR <name, expr OP limit>.
11514 (register_edge_assert_for_2): New helper registering
11515 asserts for comparisons. Recognize range tests of the form
11516 (unsigned)i - CST1 OP CST2.
11517 (register_edge_assert_for_1): Use it.
11518 (register_edge_assert_for): Likewise.
11519 (needs_overflow_infinity): Integer sub-types
11520 do not need overflow infinities.
11521 (vrp_val_is_max): The extreme values of integer sub-types
11522 are those of the base type.
11523 (vrp_val_is_min): Likewise.
11524 * tree.def (ASSERT_EXPR): Document extra allowed conditional
11527 2008-03-28 Nick Clifton <nickc@redhat.com>
11530 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11531 Return GENERAL_REGS for stack adjustment reloads.
11533 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11536 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
11537 const_vector when all the vectors are constant.
11539 2008-03-27 Bob Wilson <bob.wilson@acm.org>
11541 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
11543 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
11544 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
11546 (s<code>_sf): Use new scc_sf attribute for opcode names.
11548 2008-03-27 Tom Tromey <tromey@redhat.com>
11550 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
11551 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
11552 config/spu/t-spu-elf, config/i386/t-interix,
11553 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
11554 config/i386/x-darwin, config/i386/x-mingw32,
11555 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
11556 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
11557 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
11558 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
11559 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
11560 config/rs6000/x-darwin, config/rs6000/t-rs6000,
11561 config/score/t-score-elf, config/arm/t-strongarm-pe,
11562 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
11563 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
11564 Revert automatic dependency patch.
11566 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
11569 * config/i386/i386.c (ix86_function_arg_boundary): Align
11570 decimal floating point to its natural boundary.
11572 2008-03-27 Richard Guenther <rguenther@suse.de>
11574 PR middle-end/35716
11575 * fold-const.c (fold_comparison): Restrict distinct decl
11576 comparison folding to VAR_DECLs and PARM_DECLs. Do not
11577 solely rely on operand_equal_p.
11579 2008-03-27 Richard Guenther <rguenther@suse.de>
11582 * c-common.c (handle_weak_attribute): Reject combination of
11585 2008-03-27 Richard Guenther <rguenther@suse.de>
11587 PR tree-optimization/32810
11588 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
11589 conversions from DECL_INITIAL.
11590 (fold_const_aggregate_ref): Likewise from constructor elements.
11592 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
11594 * tree-affine.h (aff_combination_expand): Declare.
11595 (get_inner_reference_aff): Likewise.
11596 * tree-affine.c (aff_combination_expand): Split out from
11597 tree_to_aff_combination_expand.
11598 (get_inner_reference_aff): New function.
11599 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
11600 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
11601 (struct lim_aux_data): sm_done field removed.
11602 (mem_ref_loc_p, mem_ref_locs_p): New types.
11603 (struct mem_ref): Added id, stored, accesses_in_loop,
11604 indep_loop, dep_loop, indep_ref, dep_ref fields.
11605 Removed is_stored, locs and next fields.
11606 (memory_accesses): New variable.
11607 (movement_possibility): Do not allow moving statements
11608 that store to memory.
11609 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
11611 (determine_max_movement): For statements with memory references,
11612 find the outermost loop in that the reference is independent.
11613 (move_computations_stmt): Mark the virtual operands for renaming.
11614 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
11615 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
11616 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
11617 add_vop_ref_mapping, create_vop_ref_mapping_loop,
11618 create_vop_ref_mapping, analyze_memory_references,
11619 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
11620 get_all_locs_in_loop, ref_always_accessed_p,
11621 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
11622 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
11623 store_motion_loop, store_motion): New functions.
11624 (struct vop_to_refs_elt): New type.
11625 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
11626 memref_hash, memref_eq, hoist_memory_references): Rewritten.
11627 (schedule_sm): Replaced by...
11628 (execute_sm): ... this.
11629 (determine_lsm_ref, hoist_memory_references,
11630 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
11631 find_more_ref_vops, free_mem_ref, free_mem_refs,
11632 determine_lsm_loop, determine_lsm): Removed.
11633 (tree_ssa_lim_finalize): Free data structures used by store motion.
11634 (tree_ssa_lim): Call analyze_memory_references. Use
11635 store_motion instead of determine_lsm.
11637 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
11639 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
11640 rename tmake_file to m68hc11/t-m68hc11.
11641 (mcore): Set inhibit_libc to true.
11642 * config.host (alpha*-dec-*vms*): Set extra_programs.
11643 (interix3*): Don't use host_xmake_file.
11644 * configure.ac: Let config.gcc override inhibit_libc.
11645 * configure: Regenerate.
11647 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
11648 * config/t-openbsd-thread: Remove commented out lines.
11650 * config/x-interix: Remove.
11652 * config/m68hc11/t-m68hc11-gas: Rename to...
11653 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
11655 * config/mcore/t-mcore: Remove T_CFLAGS.
11656 * config/mcore/t-mcore-pe: Likewise.
11658 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
11660 * configure.ac: Replace custom __GNU_SOURCE test with
11661 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
11662 * aclocal.m4: Regenerate.
11663 * configure: Regenerate.
11664 * config.in: Regenerate.
11666 2008-03-27 Richard Guenther <rguenther@suse.de>
11668 * fold-const.c (target.h): Include.
11669 (fold_comparison): Fold comparison of addresses of decls
11670 that bind locally or of constants. Consolidate address folding code.
11671 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
11672 results from fold_binary_to_constant.
11673 (compare_values_warnv): Likewise.
11675 2008-03-27 Andrew Pinski <pinskia@gmail.com>
11677 PR middle-end/35429
11678 * fold-const.c (fold_truthop): Check for integeral types when folding
11679 a == 0 && b == 0 and a != 0 || b != 0 .
11681 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
11683 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
11685 2008-03-26 Andreas Schwab <schwab@suse.de>
11687 * doc/invoke.texi: Fix use of @item vs. @itemx.
11689 2008-03-26 Tom Tromey <tromey@redhat.com>
11691 * Makefile.in (build/gensupport.o, build/print-rtl.o,
11692 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
11693 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
11694 build/gencodes.o, build/genconditions.o, build/genconfig.o,
11695 build/genconstants.o, build/genemit.o, build/genextract.o,
11696 build/genflags.o, build/genmddeps.o, build/genopinit.o,
11697 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
11700 2008-03-26 Richard Guenther <rguenther@suse.de>
11703 2008-03-26 Richard Guenther <rguenther@suse.de>
11705 * fold-const.c (target.h): Include.
11706 (fold_comparison): Fold comparison of addresses of two decls
11707 that bind locally. Consolidate address folding code.
11709 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11711 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
11712 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
11713 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
11714 dconstsqrt2, dconstthird, dconste and/or dconst10.
11715 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
11716 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
11717 dconstsqrt2, dconste): Delete.
11718 (init_emit_once): Likewise. Simplify initializing dconstm1.
11720 * real.c (get_real_const): New.
11721 * real.h (dconst3, dconst10, dconstm2, dconstthird,
11722 dconstsqrt2, dconste): Delete.
11723 (real_value_const, get_real_const): New.
11725 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
11727 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
11729 * config/i386/i386.c (ix86_function_arg_boundary): Check
11730 BIGGEST_ALIGNMENT instead of 128.
11731 (setup_incoming_varargs_64): Likewise.
11733 2008-03-26 Tom Tromey <tromey@redhat.com>
11735 * Makefile.in (DEPFILES): Add missing '/'.
11737 2008-03-26 Richard Guenther <rguenther@suse.de>
11739 * fold-const.c (target.h): Include.
11740 (fold_comparison): Fold comparison of addresses of two decls
11741 that bind locally. Consolidate address folding code.
11743 2008-03-26 Nick Clifton <nickc@redhat.com>
11746 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
11747 not allow INT+INT as a legitimate addressing mode.
11749 2008-03-26 Richard Guenther <rguenther@suse.de>
11751 * tree-flow.h (widen_bitfield): Remove declaration.
11752 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
11753 (widen_bitfield): Remove function.
11754 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
11757 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11760 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
11763 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
11765 PR rtl-optimization/35232
11766 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
11767 (forget_old_reloads_1, forget_marked_reloads): Don't clear
11768 reg_reloaded_call_part_clobbered here.
11769 (reload_regs_reach_end_p): New function.
11770 (reload_reg_rtx_for_input): New variable.
11771 (reload_reg_rtx_for_output): Likewise.
11772 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
11773 when reassigning a pseudo register. Load reloadreg from
11774 reload_reg_rtx_for_input, moving the mode and register
11776 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
11777 instead of the original when deciding whether an input reload
11778 would be a no-op or whether an output reload can be deleted.
11779 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
11780 when setting up new_spill_reg_store. Load it from
11781 reload_reg_rtx_for_output, moving the mode and register
11783 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
11784 instead of the original when deciding whether an output reload
11785 would be a no-op. Do the same when modifying insn notes.
11786 Use rtx_equal_p instead of == to compare the registers.
11787 (inherit_piecemeal_p): Take a mode and two register numbers
11789 (emit_reload_insns): Clear new_spill_reg_store for every hard
11790 register in the reload register. Remove spill registers
11791 from reg_reloaded_valid before considering whether to record
11792 inheritance information for them. Use reload_reg_rtx_for_output
11793 instead of reg_rtx when recording output reloads. Use
11794 reload_reg_rtx_for_input instead of reg_rtx when recording
11795 input reloads. Set or clear reg_reloaded_call_part_clobbered
11796 at the same time as setting reg_reloaded_valid.
11797 (delete_output_reload): Add a new_reload_reg parameter and use it
11798 instead of rld[j].reg_rtx.
11799 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
11802 2008-03-25 Tom Tromey <tromey@redhat.com>
11804 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
11805 (build/genattr.o): Likewise.
11806 (build/genattrtab.o): Likewise.
11807 (build/gencodes.o): Likewise.
11808 (build/genconfig.o): Likewise.
11809 (build/genconstants.o): Likewise.
11810 (build/genemit.o): Likewise.
11811 (build/genextract.o): Likewise.
11812 (build/genflags.o): Likewise.
11814 2008-03-25 Bob Wilson <bob.wilson@acm.org>
11816 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
11817 instead of size_int for integer types.
11818 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
11819 to match type of MINUS_EXPR.
11821 2008-03-25 Tom Tromey <tromey@redhat.com>
11823 * configure: Rebuilt.
11824 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
11827 2008-03-25 Tom Tromey <tromey@redhat.com>
11829 * config/x-solaris (host-solaris.o): Update.
11830 * config/x-linux (host-linux.o): Update.
11831 * config/x-hpux (host-hpux.o): Update.
11832 * config/x-darwin (host-darwin.o): Update.
11833 * config/v850/t-v850e (v850-c.o): Update.
11834 * config/v850/t-v850 (v850-c.o): Update.
11835 * config/t-vxworks (vxworks.o): Update.
11836 * config/t-sol2 (sol2-c.o, sol2.o): Update.
11837 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
11838 * config/spu/t-spu-elf (spu-c.o): Update.
11840 * config/sh/t-symbian (sh-c.o): Update.
11841 (symbian.o): Update.
11842 * config/sh/t-sh (sh-c.o): Update.
11843 * config/score/t-score-elf (score7.o, score3.o): Update.
11844 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
11845 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
11846 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
11847 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
11848 (rs6000.o): Remove.
11849 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
11850 * config/m32c/t-m32c (m32c-pragma.o): Update.
11851 * config/ia64/t-ia64 (ia64-c.o): Update.
11852 * config/i386/x-mingw32 (host-mingw32.o): Update.
11853 * config/i386/x-i386 (driver-i386.o): Update.
11854 * config/i386/x-darwin (host-i386-darwin.o): Update.
11855 * config/i386/x-cygwin (host-cygwin.o): Update.
11856 * config/i386/t-nwld (nwld.o): Update.
11857 * config/i386/t-netware (netware.o): Update.
11858 * config/i386/t-interix (winnt.o): Update.
11859 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
11860 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
11861 msformat-c.o): Update.
11862 * config/bfin/t-bfin-linux (generated_files): Add
11863 linux-sysroot-suffix.h.
11864 * config/arm/t-wince-pe (pe.o): Update.
11865 * config/arm/t-strongarm-pe (pe.o): Update.
11866 * config/arm/t-pe (pe.o): Update.
11867 * config/arm/t-arm (arm-c.o): Update.
11868 * doc/install.texi (Prerequisites): Require make 3.80.
11869 * Makefile.in: Remove .o targets.
11870 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
11871 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
11872 (simple_generated_h, simple_generated_c): Move earlier.
11873 (generated_files): New variable.
11874 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
11875 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
11876 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
11877 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
11878 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
11879 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
11880 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
11881 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
11882 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
11883 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
11884 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
11885 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
11887 (COMPILE.base, COMPILE): New variables.
11888 (%.o): New pattern rule.
11889 (ALL_HOST_OBJS): New variable.
11890 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
11891 (dummy-checksum.o, cc1-checksum.o): Remove.
11892 (DRIVER_SHLIB): New variable.
11893 (DRIVER_DEFINES): Use it.
11894 (gencondmd.c): Move out of build/.
11895 (s-conditions): Update.
11896 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
11897 (ALL_BUILD_OBJS): Likewise.
11898 (build/%.o): Use BUILDCOMPILE.
11899 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
11900 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
11901 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
11902 build/gencheck.o, build/gencodes.o, build/genconditions.o,
11903 build/genconfig.o, build/genconstants.o, build/genemit.o,
11904 build/genextract.o, build/genflags.o, build/genmddeps.o,
11905 build/genopinit.o, build/genoutput.o, build/genpeep.o,
11906 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
11907 build/gen-protos.o, build/scan.o, build/fix-header.o,
11908 build/scan-decls.o): Simplify.
11909 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
11910 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
11911 prefix.o, toplev.o): Reduce to variable setting.
11912 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
11913 ($(out_object_file), gcc-options.o): New targets.
11914 ($(ALL_HOST_OBJS)): New target. Include dependency files.
11915 * configure: Rebuilt.
11916 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
11917 * doc/sourcebuild.texi (Front End Directory): Document new variable.
11919 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
11921 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
11922 complain when we hit an error, return ERROR_MARK_NODE.
11924 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
11926 * config/sh/constraints.md (Pso, Psz): New constraints.
11927 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
11928 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
11930 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
11932 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
11933 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
11935 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
11937 * config/sh/sh.md (prefetch): Add condition for SH2A target.
11938 (prefetch_sh2a): New.
11940 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
11941 Naveen.H.S <naveen.hs@kpitcummins.com>
11943 * config/sh/constraints.md (I28): New constraint.
11944 * config/sh/sh.c (broken_move): Add support for movi20s.
11945 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
11947 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
11948 Jayant Sonar <Jayant.sonar@kpitcummins.com>
11949 Naveen.H.S <naveen.hs@kpitcummins.com>
11951 * config/sh/sh.c (SH_ATTRIBUTES): Define.
11952 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
11953 (print_operand): Handle resbank in %@ operand code.
11954 (sh_encode_section_info): New.
11955 (push_regs): Add conditions for resbank.
11956 (sh_expand_epilogue): Likewise.
11957 (sh_insert_attributes): Likewise.
11958 (sh_attribute_table): Likewise.
11959 (sh_handle_resbank_handler_attribute): New.
11960 (sh2a_handle_function_vector_handler_attribute): New.
11961 (sh2a_is_function_vector_call): New.
11962 (sh2a_get_function_vector_number): New.
11963 (sh2a_function_vector_p): New.
11964 (sh_cfun_resbank_handler_p): New.
11965 * config/sh/sh.md (calli): Emit jsr/n if possible.
11966 (calli_tbr_rel): New.
11967 (calli_pcrel): Emit jsr/n if possible.
11968 (return_i): Emit rts/n if possible.
11969 (call_valuei_tbr_rel): New.
11970 (call_valuei_pcrel): Add condition for SH2A target.
11971 (call_value): Likewise.
11972 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
11973 (sh2a_get_function_vector_number): Likewise.
11974 (sh2a_is_function_vector_call): Likewise.
11975 * doc/extend.texi: Document TBR relative addressing of SH2A.
11976 (resbank): Add description for SH2A.
11978 2008-03-24 Richard Guenther <rguenther@suse.de>
11981 * gimplify.c (gimplify_modify_expr): For frontend type-correct
11982 pointer assignments change conversions according to middle-end rules.
11983 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
11984 * configure.ac: Include type checking in yes.
11985 * configure: Regenerate.
11987 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11989 * diagnostic.c (diagnostic_count_diagnostic): Delete.
11990 (diagnostic_report_diagnostic): Update. Handle ICEs here.
11992 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
11994 * gthr-vxworks.h (UNUSED): Define.
11996 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
11998 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
12000 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
12002 * doc/extend.texi (Function Attributes): Add missing comma in the
12003 example of the "alloc_size" attribute.
12005 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
12008 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
12010 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
12013 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
12016 * stor-layout.c (update_alignment_for_field): Set minimum alignment
12017 of the underlying type of a MS bitfield layout to the natural
12018 alignment of the type.
12020 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
12022 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
12023 to their natural alignment to avoid store forwarding stalls.
12025 2008-03-22 Richard Guenther <rguenther@suse.de>
12027 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
12028 For PHI nodes verify the address is invariant.
12029 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
12030 (get_symbol_constant_value): Use is_gimple_min_invariant.
12031 (maybe_fold_stmt_indirect): Likewise.
12033 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
12035 PR rtl-optimization/33927
12036 * Makefile.in (dse.o): Depend on $(TM_P_H).
12037 * expr.h (extract_low_bits): Declare.
12038 * expmed.c (extract_low_bits): New function.
12039 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
12040 * dse.c: Include tm_p.h.
12041 (find_shift_sequence): Remove the read_reg argument and return the
12042 read value. Emit the instructions instead of returning them.
12043 Iterate on new_mode rather than calculating it each time.
12044 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
12045 source to NEW_MODE and extract_low_bits to convert the shifted
12046 value to READ_MODE.
12047 (replace_read): Allow the load and store to have different mode
12048 classes. Use extract_low_bits when SHIFT == 0. Create the shift
12049 or extraction instructions before trying the replacement. Update
12050 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
12052 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
12054 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
12055 to their natural alignment to avoid store forwarding stalls.
12057 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12060 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
12061 encouraging but not allowing gprs for input;
12062 change the input constraint to !f#r.
12063 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
12065 change the output constraint to !f#r.
12067 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
12070 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
12071 corresponding post-reload splitters.
12072 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
12073 when x87 FP math is selected.
12074 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
12075 New function prototype.
12076 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
12077 unreachable function to ease macroization of insn patterns.
12079 2008-03-21 Martin Jambor <mjambor@suse.cz>
12081 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
12082 reference dumps if ddr is NULL or dependence is unknown.
12084 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
12086 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
12087 unsigned extension into account.
12088 (ATOMIC_COMPARE_AND_SWAP): Likewise.
12089 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
12090 Do computations on a scratch register.
12092 2008-03-21 Richard Guenther <rguenther@suse.de>
12094 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
12095 Use is_gimple_min_invariant instead of TREE_INVARIANT.
12096 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
12097 * tree-ssa-dom.c (record_equality): Likewise.
12098 * tree-inline.c (copy_body_r): Likewise.
12099 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
12102 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
12104 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
12105 as 'delete_unused' argument.
12107 2008-03-20 Richard Guenther <rguenther@suse.de>
12109 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
12110 special casing of constant qualifiers.
12111 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
12112 care about them in general.
12113 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
12114 regardless of their type.
12115 (fold_stmt_r): Forcefully fold *& if we end up with that.
12117 2008-03-20 Paul Brook <paul@codesourcery.com>
12119 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
12120 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
12122 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
12124 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
12125 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
12127 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
12129 * common.opt (Wmudflap): New option.
12130 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
12131 (mx_register_decls): Likewise.
12132 (mudflap_finish_file): Likewise.
12133 * doc/invoke.texi: Document -Wno-mudflap.
12135 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
12137 * c-format.c (replace_format_name_to_system_name): New.
12138 (cmp_attribs): New.
12139 (convert_format_name_to_system_name): New.
12140 (decode_format_attr): Add use of convert_format_name_to_system_name.
12141 (format_types_orig): Add gnu_ prefix to names.
12142 (check_format_info_main): Special treating of \0 escaped names for
12143 supporting multi-character format specifiers as I32, I64.
12144 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
12145 (gnu_target_overrides_format_attributes): New.
12146 * c-format.h: Add structure target_ovr_attr to hold
12147 system specific formatter names.
12148 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
12149 msformat-c.o file to c_target_objs and cxx_target_objs.
12150 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
12151 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
12152 (TARGET_N_FORMAT_TYPES): New.
12153 * config/i386/msformat-c.c: New.
12154 * config/i386/t-cygming: Add build rule for msformat-c.o.
12155 * doc/extend.texi: Add new format names gnu_* and ms_* and
12157 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
12159 2008-03-20 Ira Rosen <irar@il.ibm.com>
12161 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
12162 optimizations turned on under -O3.
12163 (ftree-vectorize): Add that the flag is turned on with -O3.
12165 2008-03-20 Ben Elliston <bje@au.ibm.com>
12167 * regmove.c (try_auto_increment): Fix spelling error in comment.
12168 * final.c (final_scan_insn): Likewise.
12170 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
12173 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
12174 allocator preferences for "y" and "r" class registers.
12175 ("*mov<mode>_internal"): Ditto.
12176 ("*movv2sf_internal_rex64"): Ditto.
12177 ("*movv2sf_internal"): Ditto.
12179 2008-03-19 Michael Matz <matz@suse.de>
12181 PR middle-end/35616
12182 * calls.c (expand_call): Check overlap of arguments with call
12183 address for sibcalls.
12185 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
12188 * stor-layout.c (update_alignment_for_field): Set minimum alignment
12189 of the underlying type of a MS bitfield layout to the natural
12190 alignment of the type.
12192 2008-03-19 Jan Hubicka <jh@suse.cz>
12195 * toplev.c (decode_d_option): Handle all CPP flags.
12196 * tree-vrp.c: Update tree_pass descriptors.
12197 * regrename.c: Update tree_pass descriptors.
12198 * fwprop.c: Update tree_pass descriptors.
12199 * doc/invoke.texi: Remove documentation of dropped -d? flags.
12200 * tree-into-ssa.c: Update tree_pass descriptors.
12201 * tree-dump.c: Update tree_pass descriptors.
12202 * tree-complex.c: Update tree_pass descriptors.
12203 * tree-dump.h: Update tree_pass descriptors.
12204 * see.c: Update tree_pass descriptors.
12205 * cgraphbuild.c: Update tree_pass descriptors.
12206 * tracer.c: Update tree_pass descriptors.
12207 * tree-loop-distribution.c: Update tree_pass descriptors.
12208 * cgraph.c: Update tree_pass descriptors.
12209 * postreload-gcse.c: Update tree_pass descriptors.
12210 * postreload.c: Update tree_pass descriptors.
12211 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
12212 * tree-tailcall.c: Update tree_pass descriptors.
12213 * tree-pass.h (tree_opt_pass): Rename to ...
12214 (opt_pass) ... this one; add "type" field and remove letter field.
12215 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
12216 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
12217 all_lowering_passes): Update declaration.
12218 * ipa-cp.c: Update tree_pass descriptors.
12219 * final.c: Update tree_pass descriptors.
12220 * omp-low.c: Update tree_pass descriptors.
12221 * tree-ssa-dse.c: Update tree_pass descriptors.
12222 * ipa-reference.c: Update tree_pass descriptors.
12223 * tree-ssa-uncprop.c: Update tree_pass descriptors.
12224 * auto-inc-dec.c: Update tree_pass descriptors.
12225 * reorg.c: Update tree_pass descriptors.
12226 * cgraphunit.c: Update tree_pass descriptors.
12227 * tree-ssa-copyrename.c: Update tree_pass descriptors.
12228 * tree-ssa-ccp.c: Update tree_pass descriptors.
12229 * df-core.c: Update tree_pass descriptors.
12230 * mode-switching.c: Update tree_pass descriptors.
12231 * tree-nomudflap.c: Update tree_pass descriptors.
12232 * modulo-sched.c: Update tree_pass descriptors.
12233 * ipa-pure-const.c: Update tree_pass descriptors.
12234 * cse.c: Update tree_pass descriptors.
12235 * web.c: Update tree_pass descriptors.
12236 * tree-stdarg.c: Update tree_pass descriptors.
12237 * tree-ssa-math-opts.c: Update tree_pass descriptors.
12238 * tree-ssa-dom.c: Update tree_pass descriptors.
12239 * tree-nrv.c: Update tree_pass descriptors.
12240 * tree-ssa-alias.c: Update tree_pass descriptors.
12241 * loop-init.c: Update tree_pass descriptors.
12242 * gimple-low.c: Update tree_pass descriptors.
12243 * ipa-inline.c: Update tree_pass descriptors.
12244 * tree-ssa-sink.c: Update tree_pass descriptors.
12245 * global.c: Update tree_pass descriptors.
12246 * ifcvt.c: Update tree_pass descriptors.
12247 * jump.c: Update tree_pass descriptors.
12248 * predict.c: Update tree_pass descriptors.
12249 * tree-ssa-loop.c: Update tree_pass descriptors.
12250 * recog.c: Update tree_pass descriptors.
12251 * dse.c: Update tree_pass descriptors.
12252 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
12253 * tree-eh.c: Update tree_pass descriptors.
12254 * regmove.c: Update tree_pass descriptors.
12256 * function.c: Update tree_pass descriptors.
12257 * tree-vectorizer.c: Update tree_pass descriptors.
12258 * gcse.c: Update tree_pass descriptors.
12259 * ipa-type-escape.c: Update tree_pass descriptors.
12260 * tree-if-conv.c: Update tree_pass descriptors.
12261 * init-regs.c: Update tree_pass descriptors.
12262 * ipa.c: Update tree_pass descriptors.
12263 * tree-ssa-phiopt.c: Update tree_pass descriptors.
12264 * rtl-factoring.c: Update tree_pass descriptors.
12265 * lower-subreg.c: Update tree_pass descriptors.
12266 * bt-load.c: Update tree_pass descriptors.
12267 * tree-dfa.c: Update tree_pass descriptors.
12268 * except.c: Update tree_pass descriptors.
12269 * emit-rtl.c: Update tree_pass descriptors.
12270 * cfgexpand.c: Update tree_pass descriptors.
12271 * tree-cfgcleanup.c: Update tree_pass descriptors.
12272 * cfgcleanup.c: Update tree_pass descriptors.
12273 * tree-ssa-pre.c: Update tree_pass descriptors.
12274 * tree-sra.c: Update tree_pass descriptors.
12275 * tree-mudflap.c: Update tree_pass descriptors.
12276 * tree-ssa-copy.c: Update tree_pass descriptors.
12277 * cfglayout.c: Update tree_pass descriptors.
12278 * tree-ssa-forwprop.c: Update tree_pass descriptors.
12279 * tree-ssa-dce.c: Update tree_pass descriptors.
12280 * tree-ssa.c: Update tree_pass descriptors.
12281 * regclass.c: Update tree_pass descriptors.
12282 * integrate.c: Update tree_pass descriptors.
12283 * tree-optimize.c: Update tree_pass descriptors.
12284 * tree-ssa-phiprop.c: Update tree_pass descriptors.
12285 * tree-object-size.c: Update tree_pass descriptors.
12286 * combine.c: Update tree_pass descriptors.
12287 * tree-outof-ssa.c: Update tree_pass descriptors.
12288 * bb-reorder.c: Update tree_pass descriptors.
12289 * stack-ptr-mod.c: Update tree_pass descriptors.
12290 * var-tracking.c: Update tree_pass descriptors.
12291 * tree-profile.c: Update tree_pass descriptors.
12292 * tree-vect-generic.c: Update tree_pass descriptors.
12293 * reg-stack.c: Update tree_pass descriptors.
12294 * sched-rgn.c: Update tree_pass descriptors.
12295 * tree-ssa-structalias.c: Update tree_pass descriptors.
12296 * tree-cfg.c: Update tree_pass descriptors.
12297 * passes.c (current_pass): Update declaration.
12298 (finish_optimization_passes): Update.
12299 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
12300 (register_one_dump_file, register_dump_files_1, next_pass_1):
12302 (init_optimization_passes): Update handling of new types.
12303 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
12304 * ipa-struct-reorg.c: Update tree_pass descriptors.
12305 * tree-ssa-reassoc.c: Update tree_pass descriptors.
12306 * combine-stack-adj.c: Update tree_pass descriptors.
12307 * cfgrtl.c: Update tree_pass descriptors.
12308 * dce.c: Update tree_pass descriptors.
12309 * tree-ssanames.c: Update tree_pass descriptors.
12311 2008-03-19 Richard Guenther <rguenther@suse.de>
12313 PR middle-end/35609
12314 * tree-ssa.c (walk_data): New structure.
12315 (warn_uninitialized_var): If not always_executed warn with "maybe"
12317 (execute_early_warn_uninitialized): Compute post-dominators.
12318 Initialize always_executed before processing each basic block.
12320 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
12323 * config/i386/i386.c (x86_this_parameter): Calculate correct location
12324 of "this" pointer when "regparm = N" or "fastcall" is in effect.
12326 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12328 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
12330 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
12332 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
12334 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
12335 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
12336 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
12337 target after ignore has been set, and move there also the commputation
12338 of subtarget and original_target.
12339 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
12340 (LANG_HOOKS_INITIALIZER): Remove it.
12341 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
12343 2008-03-18 Richard Guenther <rguenther@suse.de>
12345 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
12346 found an expression with constants, note that in the VN for the lhs.
12347 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
12348 fold them to constants if possible. Run cleanup_cfg if done so.
12349 (execute_pre): Return todo.
12350 (do_pre): Likewise.
12351 (execute_fre): Likewise.
12352 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
12354 (get_prop_source_stmt): Look through pointer conversions.
12356 2008-03-18 Jan Hubicka <jh@suse.cz>
12358 * tree-pretty-print.c: Include predict.h.
12359 (dump_generic_node): Dump predictor.
12360 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
12361 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
12362 * gimple-low.c (lower_stmt): Likewise.
12363 * expr.c (expand_expr_real): Likewise.
12364 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
12366 (build_predict_expr, build_predict_expr): New.
12367 * predict.h (predictor_name, build_predict_expr): Update.
12368 * c-typeck.c (c_finish_bc_stmt): Add prediction.
12369 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
12370 * predict.def (PRED_CONTINUE): Update hitrate.
12371 * tree.def (PREDICT_EXPR): Define.
12372 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
12373 do not handle BIND_EXPR.
12374 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
12375 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
12376 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
12379 2008-03-18 Michael Matz <matz@suse.de>
12381 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
12383 2008-03-18 Richard Guenther <rguenther@suse.de>
12385 * tree-gimple.h (is_gimple_invariant_address): Declare.
12386 (is_gimple_constant): Likewise.
12387 * tree-gimple.c (is_gimple_constant): New function.
12388 (is_gimple_invariant_address): Likewise.
12389 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
12390 and is_gimple_invariant_address.
12391 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
12393 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
12394 an addressable base.
12396 2008-03-18 Jakub Jelinek <jakub@redhat.com>
12398 PR middle-end/35611
12399 * gimplify.c (gimplify_expr): Gimplify second operand of
12402 2008-03-17 Richard Guenther <rguenther@suse.de>
12404 PR tree-optimization/19637
12405 * fold-const.c (fold_unary): Remove restrictions of removing
12406 intermediate pointer-conversions (P2)(P1)P0.
12407 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
12408 conversion to void pointer.
12409 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
12411 2008-03-16 James E. Wilson <wilson@tuliptree.org>
12414 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
12415 emulated thread local variables.
12417 2008-03-16 Richard Guenther <rguenther@suse.de>
12419 PR middle-end/35607
12420 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
12421 expand TREE_INVARIANT operations that are not gimple invariant.
12423 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
12425 * doc/extend.texi (Alignment): Say that the ABI controls
12426 the __alignof__ for non-strict-alignment targets rather
12427 than being a recommendation.
12429 2008-03-15 Paul Brook <paul@codesourcery.com>
12431 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
12433 (arm_output_fn_unwind): Mark functions that can not be unwound.
12435 2008-03-15 Paul Brook <paul@codesourcery.com>
12437 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
12438 extension instructions.
12440 2008-03-15 Richard Guenther <rguenther@suse.de>
12442 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
12443 and fold constant aggregate refs.
12444 (fold_const_aggregate_ref): Handle string constants
12445 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
12446 (evaluate_stmt): Simplify now that ccp_fold folds constant
12449 2008-03-15 Paul Brook <paul@codesourcery.com>
12451 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
12452 (extzv): Use gen_extzv_t2.
12453 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
12455 2008-03-15 Richard Guenther <rguenther@suse.de>
12457 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
12458 (fold_const_aggregate_ref): Likewise.
12459 (get_value): Return NULL if we don't have any values.
12460 (ccp_finalize): Set const_val to NULL after freeing it.
12461 * tree-flow.h (get_symbol_constant_value): Declare.
12462 (fold_const_aggregate_ref): Likewise.
12463 * tree-ssa-sccvn.c (try_to_simplify): Use them.
12465 2008-03-15 Richard Guenther <rguenther@suse.de>
12467 PR middle-end/35593
12468 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
12469 to not produce negative array indices if not allowed. Add
12470 parameter to indicate that.
12471 (maybe_fold_offset_to_component_ref): Allow negative array
12472 indices only for the first member of a structure.
12473 (maybe_fold_offset_to_reference): Allow negative array indices.
12474 (maybe_fold_stmt_addition): Likewise.
12476 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
12477 Anatoly Sokolov <aesok@post.ru>
12479 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
12480 (avr_arch): Add ARCH_AVR6.
12481 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
12482 (initial_elimination_offset): Initialize and use 'avr_pc_size'
12483 instead of fixed value 2.
12484 (print_operand_address): Use gs() asm specifier instead of pm().
12485 (avr_assemble_integer): (Ditto.).
12486 (avr_output_addr_vec_elt): (Ditto.).
12487 (print_operand): Handle "!" code.
12488 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
12489 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
12490 (AVR_HAVE_EIJMP_EICALL): Define.
12491 (AVR_3_BYTE_PC): Redefine.
12492 (AVR_2_BYTE_PC): (Ditto.).
12493 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
12494 (LINK_SPEC): Add atmega2560 and atmega2561.
12495 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
12497 * config/avr/avr.md (call_insn): Use eicall instead of icall
12498 for 3 byte PC devices.
12499 (call_value_insn): (Ditto.).
12500 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
12501 (indirect_jump): Use only for for 2 byte PC devices.
12502 (*tablejump): (Ditto.).
12503 (*indirect_jump_avr6): Add insn.
12504 (*tablejump_rjmp): Don't use for 3 byte PC devices.
12505 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
12506 instead of ijmp for 3 byte PC devices.
12507 (__tablejump2__): (Ditto.).
12508 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
12509 (MULITLIB_DIRNAMES): (Ditto.).
12510 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
12512 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
12514 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
12515 "sse2_umulsidi3". Use V1DI mode for operand 0.
12516 ("mmx_psadbw"): Use V1DI mode for operand 0.
12517 * config/i386/i386-modes.def (V1SI): New vector mode.
12518 * config/i386/i386.c (struct builtin_description)
12519 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
12520 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
12521 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
12522 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
12523 v1di_ftype_v8qi_v8qi type.
12524 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
12526 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
12527 __builtin_ia32_pmuludq]: Fix the mode of return value.
12529 2008-03-15 Richard Guenther <rguenther@suse.de>
12531 PR middle-end/35595
12532 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
12535 2008-03-14 Bob Wilson <bob.wilson@acm.org>
12537 * doc/invoke.texi (Option Summary, Xtensa Options): Document
12538 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
12539 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
12540 unless TARGET_SERIALIZE_VOLATILE is enabled.
12541 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
12542 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
12543 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
12545 2008-03-14 Richard Guenther <rguenther@suse.de>
12547 PR tree-optimization/34172
12548 * tree-flow.h (refs_may_alias_p): Declare.
12549 (get_single_def_stmt): Likewise.
12550 (get_single_def_stmt_from_phi): Likewise.
12551 (get_single_def_stmt_with_phi): Likewise.
12552 * tree-dfa.c (refs_may_alias_p): New function.
12553 (get_single_def_stmt): Likewise.
12554 (get_single_def_stmt_from_phi): Likewise.
12555 (get_single_def_stmt_with_phi): Likewise.
12556 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
12557 (vn_reference_lookup_1): New helper function.
12558 (vn_reference_lookup): Walk the virtual use-def chain to
12559 continue searching for a match if the def does not alias the
12560 reference we are looking for.
12562 2008-03-14 David Edelsohn <edelsohn@gnu.org>
12564 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
12565 archive and Perzl. Update The Written Word listing.
12567 2008-03-14 Richard Guenther <rguenther@suse.de>
12569 PR tree-optimization/34043
12570 PR tree-optimization/33989
12571 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
12573 (bitmap_find_leader): Use extra argument to verify dominance
12574 relationship inside a basic-block.
12575 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
12576 (find_leader_in_sets): Adjust.
12577 (create_component_ref_by_pieces): Take extra argument for
12578 dominance check, handle lookup failures.
12579 (find_or_generate_expression): Likewise.
12580 (create_expression_by_pieces): Likewise.
12581 (insert_into_preds_of_block): Adjust.
12582 (create_value_expr_from): If asked for, verify all operands
12583 are in the blocks AVAIL_OUT set.
12584 (make_values_for_stmt): Check for SSA_NAMEs that are life
12585 over an abnormal edge.
12586 (compute_avail): Remove such check.
12587 (do_SCCVN_insertion): New function.
12588 (eliminate): If we do not find a leader suitable for replacement
12589 insert a replacement expression from SCCVN if available.
12590 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
12591 (struct vn_ssa_aux): Add needs_insertion flag.
12592 * tree-ssa-sccvn.c (may_insert): New global flag.
12593 (copy_reference_ops_from_ref): Value-number union member access
12594 based on its size, not type and member if insertion is allowed.
12595 (visit_reference_op_load): For a weak match from union type
12596 punning lookup a view-converted value and insert a SSA_NAME
12597 for that value if that is not found.
12598 (visit_use): Make dumps shorter. Do not disallow value numbering
12599 SSA_NAMEs that are life over an abnormal edge to constants.
12600 (free_scc_vn): Release inserted SSA_NAMEs.
12601 (run_scc_vn): New flag to specify whether insertion is allowed.
12602 Process SSA_NAMEs in forward order.
12603 * tree-ssa-loop-im.c (for_each_index): Handle invariant
12604 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
12605 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
12606 pointer type to/from integral types that do not change the
12607 precision to regular conversions.
12609 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
12611 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
12612 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
12613 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
12614 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
12615 input arguments and the mode of return value. Built-in functions
12616 that operate on whole 64-bit MMX register now use V1DI mode.
12618 2008-03-13 Alon Dayan <alond@il.ibm.com>
12619 Olga Golovanevsky <olga@il.ibm.com>
12621 PR tree-optimization/35041
12622 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
12623 to locate the right position in a statement.
12625 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
12629 * config/i386/xmmintrin.h: Change all static inline functions to
12630 extern inline and add __gnu_inline__ attribute.
12631 * config/i386/bmintrin.h: Ditto.
12632 * config/i386/smmintrin.h: Ditto.
12633 * config/i386/tmmintrin.h: Ditto.
12634 * config/i386/mmintrin-common.h: Ditto.
12635 * config/i386/ammintrin.h: Ditto.
12636 * config/i386/emmintrin.h: Ditto.
12637 * config/i386/pmmintrin.h: Ditto.
12638 * config/i386/mmintrin.h: Ditto.
12639 * config/i386/mm3dnow.h: Ditto.
12641 2008-03-13 Jakub Jelinek <jakub@redhat.com>
12643 PR middle-end/35185
12644 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
12645 (lower_omp_2): New function.
12646 (lower_omp_1, lower_omp): Rewritten.
12648 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
12651 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
12652 with the phrase "Microsoft Windows compilers".
12653 (Push/Pop Macro Pragmas): New subsection. Document
12654 #pragma push_macro and pragma pop_macro.
12656 2008-03-12 Paul Brook <paul@codesourcery.com>
12658 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
12660 2008-03-12 Paul Brook <paul@codesourcery.com>
12662 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
12663 (thumb2_alusi3_short): Exclude PLUS and MINUS.
12664 (thumb2_addsi_shortim): Rename ...
12665 (thumb2_addsi_short): ... to this. Allow register operands.
12666 (thumb2_subsi_short): New pattern.
12667 (thumb2_one_cmplsi2_short,
12668 thumb2_negsi2_short): New patterns and peepholes.
12670 2008-03-12 Paul Brook <paul@codesourcery.com>
12672 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
12674 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
12676 * config/i386/i386.md (int_cond): New code iterator.
12678 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
12679 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
12680 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
12681 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
12682 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
12683 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
12684 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
12685 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
12687 2008-03-12 Paul Brook <paul@codesourcery.com>
12689 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
12690 instead of {arm,thumb}_compute_save_reg_mask.
12691 (output_return_instruction): Ditto.
12692 (thumb_unexpanded_epilogue): Ditto.
12693 (thumb1_expand_prologue): Ditto.
12694 (thumb1_output_function_prologue): Ditto.
12695 (arm_set_return_address): Ditto.
12696 (thumb_set_return_address): Ditto.
12697 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
12698 regs to achieve stack alignment.
12699 (thumb1_compute_save_reg_mask): Fix compiler warning.
12700 (arm_output_epilogue): Use offsets->saved_regs_mask.
12701 Adjust stack pointer by poping call clobered registers.
12702 (arm_expand_prologue): Use offsets->saved_regs_mask.
12703 Adjust stack pointer by pushing extra registers.
12704 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
12706 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
12709 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
12710 conversion to the operands of a multiplication.
12712 2008-03-12 Richard Guenther <rguenther@suse.de>
12714 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
12715 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
12716 * timevar.def (TV_TREE_PHIPROP): Add.
12717 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
12718 pass description. Use TV_TREE_PHIPROP.
12719 * tree-ssa-forwprop.c: Remove phiprop code.
12721 2008-03-12 Jakub Jelinek <jakub@redhat.com>
12723 PR middle-end/35549
12724 * omp-low.c (maybe_lookup_decl): Constify first argument.
12725 (use_pointer_for_field): Change last argument from bool to
12726 omp_context *. Disallow shared copy-in/out in nested
12727 parallel if decl is shared in outer parallel too.
12728 (build_outer_var_ref, scan_sharing_clauses,
12729 lower_rec_input_clauses, lower_copyprivate_clauses,
12730 lower_send_clauses, lower_send_shared_vars): Adjust callers.
12732 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
12733 Ira Rosen <irar@il.ibm.com>
12735 * tree-vectorizer.c (free_stmt_vec_info): New function.
12736 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
12737 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
12738 * tree-vectorizer.h (free_stmt_vec_info): Declare.
12739 * tree-vect-transform.c (vectorizable_conversion): Free
12740 vec_oprnds0 if it was allocated.
12741 (vect_permute_store_chain): Remove unused VECs.
12742 (vectorizable_store): Free VECs that are allocated in the..
12744 (vect_transform_strided_load, vectorizable_load): Likewise.
12745 (vect_remove_stores): Simplify the code.
12746 (vect_transform_loop): Move code to vect_remove_stores().
12747 Call vect_remove_stores() and free_stmt_vec_info().
12749 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12751 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
12752 TARGET_HPUX. Revise comment.
12753 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
12754 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
12755 Use sr4 variant of `be' instruction when not generating PIC code.
12756 (attr_length_call): Adjust for above change.
12758 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
12760 * ipa-reference.c (static_execute): Remove module_statics_const and
12761 associated setting code.
12763 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
12766 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
12767 predicate for operand 1.
12768 (paritysi2_cmp): Use register_operand predicate for operand 2.
12769 Use earlyclobber modifier for operand 1. Remove support for
12771 (paritydi2_cmp): Use register_operand predicate for operand 3.
12772 Use earlyclobber modifier for operand 1. Remove support for
12775 2008-03-11 Paul Brook <paul@codesourcery.com>
12776 Vladimir Prus <vladimir@codesourcery.com>
12778 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
12779 (arm_compute_save_reg0_reg12_mask): Always
12780 check if register 11 must be saved. Always safe hard frame pointer
12781 when frame_pointer_needeed.
12782 (arm_compute_save_reg_mask): Save IP and PC
12783 only with apcs frames.
12784 (arm_output_epilogue): Adjust Thumb2 codepath to
12785 be also invoked and work for ARM non-apcs frames.
12786 (arm_expand_prologue): Don't bother saving IP
12787 for non-apcs frame, since it's not clobbered by
12788 prologue code. Implement non-apcs frame
12791 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
12793 PR rtl-optimization/35281
12794 * expr.c (convert_move): Use a new pseudo for the intermediate
12795 from_mode->word_mode result.
12797 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
12799 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
12800 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
12801 * toplev.c (compile_file): Don't call it.
12803 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
12805 PR middle-end/35526
12806 * expr.c (store_expr): Call emit_block_move if the mode
12807 of "temp" RTX is BLKmode.
12809 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
12810 Richard Guenther <rguenther@suse.de>
12812 PR tree-optimization/31358
12813 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
12814 the step with a NULL_TREE.
12815 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
12816 to sizetype if type is a pointer type.
12817 (add_candidate_1): Don't convert the base and step to
12818 the generic type if the orginal type is a pointer type.
12819 (add_iv_value_candidates): Use sizetype for the step
12820 if type is a pointer type.
12821 (cand_value_at): Likewise.
12822 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
12824 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
12825 Don't convert the tem affine to the type.
12826 (add_elt_to_tree): Use sizetype for the step if a pointer.
12827 Use POINTER_PLUS_EXPR for pointers.
12828 (aff_combination_to_tree): Use sizetype for the step if a
12831 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
12833 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
12834 Remove commutativity hint.
12836 2008-03-10 Jakub Jelinek <jakub@redhat.com>
12840 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
12841 errorneous type. Check that v is a VAR_DECL.
12843 PR middle-end/35099
12844 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
12846 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
12848 PR tree-optimization/35494
12849 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
12850 may be overriden at link and run time.
12852 2008-03-10 Richard Guenther <rguenther@suse.de>
12854 PR tree-optimization/34677
12855 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
12856 (poolify_tree): Likewise.
12857 (modify_expr_template): Likewise.
12858 (poolify_modify_stmt): Likewise.
12859 (insert_fake_stores): Handle all component-ref style stores
12860 in addition to INDIRECT_REF. Also handle complex types.
12861 Do not poolify the inserted load.
12862 (realify_fake_stores): Do not rebuild the tree but only
12863 make it a SSA_NAME copy.
12864 (init_pre): Remove initialzation of modify_expr_template.
12865 Do not allocate modify_expr_node_pool.
12866 (fini_pre): Do not free modify_expr_node_pool.
12868 2008-03-10 Paul Brook <paul@codesourcery.com>
12870 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
12871 to avoid conflicts.
12873 2008-03-10 Paul Brook <paul@codesourcery.com>
12874 Mark Shinwell <shinwell@codesourcery.com>
12876 * config/arm/cortex-r4.md: New.
12877 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
12879 * config/arm/arm.md: Include cortex-r4.md.
12880 (insn): Add smmls, sdiv and udiv values.
12881 (generic_sched): Don't use generic scheduling for Cortex-R4.
12882 (arm_issue_rate): New function.
12883 (TARGET_SCHED_ISSUE_RATE): Define.
12885 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
12887 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
12889 2008-03-10 Richard Guenther <rguenther@suse.de>
12891 * tree-ssa-pre.c (get_sccvn_value): Simplify.
12892 (compute_avail): Do not add stmt uses to AVAIL_OUT.
12894 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
12896 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
12897 Set default to true.
12899 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12901 * c.opt (Wsynth): Deprecate.
12902 * doc/invoke.texi (Option Summary, Warning Options): Document
12903 -Wno-format-contains-nul.
12905 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
12908 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
12909 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
12911 2008-03-09 Ira Rosen <irar@il.ibm.com>
12913 * config/rs6000/rs6000.c (builtin_description): Rename vector
12914 left shift operations.
12915 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
12916 (altivec_vsl<VI_char>): Rename to ...
12917 (ashl<mode>3): ... new name.
12918 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
12920 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
12922 2008-03-08 Richard Guenther <rguenther@suse.de>
12924 * coverage.h (tree_coverage_counter_addr): Declare.
12925 * coverage.c (tree_coverage_counter_addr): New function.
12926 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
12927 before using again.
12928 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
12929 (tree_gen_one_value_profiler): Likewise.
12930 (tree_gen_ic_profiler): Likewise.
12931 (tree_gen_average_profiler): Likewise.
12932 (tree_gen_ior_profiler): Likewise.
12934 2008-03-08 Richard Guenther <rguenther@suse.de>
12936 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
12937 (vn_binary_op_insert): Likewise.
12938 (vn_unary_op_lookup): Likewise.
12939 (vn_unary_op_insert): Likewise.
12940 (vn_nary_op_lookup): Declare.
12941 (vn_nary_op_insert): Likewise.
12942 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
12943 and binary hashes, use a single obstack for unary_op_pool
12944 and binary_op_pool.
12945 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
12946 a single struct vn_nary_op_s. Store tree code length and
12947 a variable number of operands.
12948 (struct vn_reference_op_struct): Remove unused op2.
12949 (vn_reference_op_eq): Do not compare op2.
12950 (vn_reference_op_compute_hash): Do not compute hash of op2.
12951 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
12952 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
12953 with vn_nary_op_compute_hash.
12954 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
12955 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
12957 (vn_unary_op_insert, vn_binary_op_insert): Replace with
12959 (visit_unary_op): Call nary functions.
12960 (visit_binary_op): Likewise.
12961 (process_scc): Adjust for struct vn_tables_s changes.
12962 (allocate_vn_table): Likewise.
12963 (free_vn_table): Likewise.
12964 * tree-vn.c (vn_add): Call nary functions.
12965 (vn_lookup): Likewise.
12967 2008-03-08 Jakub Jelinek <jakub@redhat.com>
12970 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
12971 wdst back after sync_compare_and_swapqhi_internal.
12973 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
12976 * config/i386/i386-modes.def (V1DI): New vector mode.
12977 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
12978 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
12979 (MMXMODE248): Ditto.
12980 (MMXMODE): Add V1DI mode.
12981 (mmxvecsize): Change DI mode to V1DI mode.
12982 ("mov<mode>): Use MMXMODEI8 mode iterator.
12983 ("*mov<mode>_internal_rex64"): Ditto.
12984 ("*mov<mode>_internal"): Ditto.
12985 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
12986 ("mmx_sub<mode>3"): Ditto.
12987 ("mmx_adddi3"): Remove insn pattern.
12988 ("mmx_subdi3"): Ditto.
12989 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
12990 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
12991 ("mmx_ashl<mode>3"): Ditto.
12992 ("mmx_lshrdi3"): Remove insn pattern.
12993 ("mmx_ashldi3"): Ditto.
12994 * config/i386/i386.c (classify_argument): Handle V1DImode.
12995 (function_arg_advance_32): Ditto.
12996 (function_arg_32): Ditto.
12997 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
12998 mmx_addv1di3 insn pattern.
12999 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
13000 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
13001 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
13002 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
13003 Remove definitions of built-in functions.
13004 (V1DI_type_node): New node.
13005 (v1di_ftype_v1di_int): Ditto.
13006 (v1di_ftype_v1di_v1di): Ditto.
13007 (v2si_ftype_v2si_si): Ditto.
13008 (v4hi_ftype_v4hi_di): Remove node.
13009 (v2si_ftype_v2si_di): Ditto.
13010 (ix86_init_mmx_sse_builtins): Handle V1DImode.
13011 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
13012 Redefine builtins using def_builtin_const with *_ftype_*_int node.
13013 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
13014 Add new builtins using def_builtin_const.
13015 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
13016 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
13017 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
13018 * config/i386/mmintrin.h (__v1di): New typedef.
13019 (_mm_add_si64): Cast arguments to __v1di type.
13020 (_mm_sub_si64): Ditto.
13021 (_mm_sll_pi16): Cast __count to __v4hi type.
13022 (_mm_sll_pi32): Cast __count to __v2si type.
13023 (_mm_sll_si64): Cast arguments to __v1di type.
13024 (_mm_srl_pi16): Cast __count to __v4hi type.
13025 (_mm_srl_pi32): Cast __count to __v2si type.
13026 (_mm_srl_si64): Cast arguments to __v1di type.
13027 (_mm_sra_pi16): Cast __count to __v4hi type.
13028 (_mm_sra_pi32): Cast __count to __v2si type.
13029 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
13030 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
13031 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
13032 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
13033 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
13034 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
13035 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
13036 (_mm_srai_pi32): Use __builtin_ia32_psradi.
13037 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
13038 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
13039 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
13040 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
13042 2008-03-07 Joseph Myers <joseph@codesourcery.com>
13044 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
13046 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
13049 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
13050 reg+const addressing for Altivec modes. Don't generate reg+reg
13051 addressing for TFmode or TDmode quantities.
13053 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
13055 * c-common.c (vector_types_convertible_p): Call langhook
13056 instead of comptypes.
13058 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13061 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
13062 integral and scalar float variables which have a
13065 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
13067 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
13068 dwarf_register_span hook when emitting unwind information for
13069 register-to-memory saves.
13070 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
13071 (rs6000_frame_related): Remove call to spe_synthesize_frame.
13073 2008-03-06 Jakub Jelinek <jakub@redhat.com>
13075 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
13076 for the same VAR_DECL.
13078 2008-03-06 Tom Tromey <tromey@redhat.com>
13080 * treelang: Delete.
13081 * doc/standards.texi (Standards): Don't mention treelang.
13082 * doc/invoke.texi (Overall Options): Don't mention treelang.
13083 * doc/install.texi (Prerequisites): Don't mention bison or
13085 (Configuration): Don't mention treelang.
13086 (Building): Likewise.
13087 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
13089 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
13091 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
13092 word-extractions out of a multi-word object.
13094 2008-03-06 Richard Guenther <rguenther@suse.de>
13096 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
13097 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
13098 result type and precision.
13099 * expr.c (get_inner_reference): Set unsignedp based on the result
13100 type of BIT_FIELD_REF.
13101 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
13102 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
13103 (try_instantiate_multiple_fields): Likewise. Use the correct type
13105 (sra_build_assignment): Likewise.
13106 (sra_build_elt_assignment): Likewise.
13107 (sra_explode_bitfield_assignment): Likewise.
13108 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
13109 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
13110 set BIT_FIELD_REF_UNSIGNED.
13111 (vectorizable_load): Likewise.
13113 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
13115 * cse.c (cse_extended_basic_block): Invalidate artificial defs
13118 2008-03-06 Richard Guenther <rguenther@suse.de>
13120 * alias.c (struct alias_set_entry): Move has_zero_child field
13121 to pack with alias_set.
13123 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
13125 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
13128 2008-03-05 Ian Lance Taylor <iant@google.com>
13130 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
13132 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
13134 * fwprop.c (update_df): Support width and offset parameters of
13136 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
13137 global_conflicts): Change DF_REF_EXTRACT to either
13138 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13139 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13140 * df-scan.c (df_ref_record, df_defs_record,
13141 df_ref_create_structure, df_def_record_1, df_uses_record,
13142 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
13143 df_bb_refs_collect, df_entry_block_defs_collect,
13144 df_exit_block_uses_collect): Support new width and offset fields.
13145 (ref_extract_pool): New storage pool.
13146 (df_free_ref): New function.
13147 (df_reg_chain_unlink, df_free_collection_rec,
13148 df_sort_and_compress_refs): Call df_free_ref.
13149 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
13151 (df_ref_create_structure): Allocate df_ref_extract if offset and
13152 width fields are used.
13153 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
13154 (df_uses_record): Get offset and width from ZERO_EXTRACT
13156 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
13157 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13158 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13159 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
13160 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13161 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13162 (df_ref_extract): New structure.
13163 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
13164 (df_ref_create): Add width and offset parameters.
13166 2008-03-05 Richard Guenther <rguenther@suse.de>
13168 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13169 Use ranges_overlap_p.
13170 (offset_overlaps_with_access): Rename
13171 to ranges_overlap_p and move ...
13172 * tree-flow-inline.h (ranges_overlap_p): ... here.
13174 * tree.h (get_inner_reference, handled_component_p): Update
13177 * tree.h (record_component_aliases, get_alias_set,
13178 alias_sets_conflict_p, alias_sets_must_conflict_p,
13179 objects_must_conflict_p): Move declarations ...
13180 * alias.h (record_component_aliases, get_alias_set,
13181 alias_sets_conflict_p, alias_sets_must_conflict_p,
13182 objects_must_conflict_p): ... here.
13183 Include coretypes.h.
13184 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
13186 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
13188 * cfg.c: Include tree-flow.h.
13189 (remove_edge_raw): Call redirect_edge_var_map_clear.
13190 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
13191 * tree-flow-inline.h (redirect_edge_var_map_def): New.
13192 (redirect_edge_var_map_result): New.
13193 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
13194 PENDING_STMT use with redirect_edge_var_map_*.
13195 * tree-ssa.c (edge_var_maps): New definition.
13196 (redirect_edge_var_map_add): New.
13197 (redirect_edge_var_map_clear): New.
13198 (redirect_edge_var_map_dup): New.
13199 (redirect_edge_var_map_vector): New.
13200 (redirect_edge_var_map_destroy): New.
13201 (ssa_redirect_edge): Replace PENDING_STMT use with
13202 redirect_edge_var_map_*.
13203 (flush_pending_stmts): Same.
13204 (delete_tree_ssa): Destroy edge var map.
13205 * tree-flow.h (struct _edge_var_map): New.
13206 Define edge_var_map vector type.
13207 Declare redirect_edge_var_map_* prototypes.
13208 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
13209 * tree-cfg.c (reinstall_phi_args): Replace
13210 PENDING_STMT use with redirect_edge_var_map_*.
13212 2008-03-05 Richard Guenther <rguenther@suse.de>
13214 PR tree-optimization/35472
13215 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
13216 whose single use_stmt has a overlapping set of loaded and
13217 stored symbols as that use_stmt might be a noop assignment then.
13219 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
13221 * gthr-rtems.h: Implement __gthread_mutex_destroy.
13223 2008-03-05 Richard Guenther <rguenther@suse.de>
13226 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
13227 should be constants.
13228 * tree-cfg.c (verify_expr): Verify it.
13229 * fold-const.c (fold_truthop): Remove code generating
13230 BIT_FIELD_REFs of structure bases.
13231 (fold_binary): Likewise.
13232 (fold_ternary): Position and size of BIT_FIELD_REFs are
13233 always host integers.
13234 (make_bit_field_ref): Remove.
13235 (optimize_bit_field_compare): Remove.
13236 (all_ones_mask_p): Remove.
13238 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
13241 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
13242 (split_block_and_df_analyze): New. Split basic block and rebuild
13244 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
13246 (split_pattern_seq): Likewise.
13247 (erase_matching_seqs): Likewise.
13248 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
13250 2008-03-04 Geoff Keating <geoffk@apple.com>
13252 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
13253 declaration and code.
13254 (tree_invalid_nonnegative_warnv_p): Likewise.
13256 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
13258 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
13259 examples. Truncate option-names then causing overfull hbox.
13261 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13264 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
13266 * configure: Rebuilt.
13268 2008-03-04 Rafael Espindola <espindola@google.com>
13270 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
13271 (tree_unary_nonnegative_warnv_p): New.
13272 (tree_binary_nonnegative_warnv_p): New.
13273 (tree_single_nonnegative_warnv_p): New.
13274 (tree_invalid_nonnegative_warnv_p): New.
13275 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
13277 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13280 * opts.c (handle_option): Postpone 'unknown option' errors only for
13283 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
13286 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
13289 2008-03-04 Rafael Espindola <espindola@google.com>
13291 * fold-const.c (tree_unary_nonzero_warnv_p): New.
13292 (tree_binary_nonzero_warnv_p): New.
13293 (tree_single_nonzero_warnv_p): New.
13294 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
13296 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
13298 PR middle-end/35456
13299 * fold-const.c (fold_cond_expr_with_comparison): Prevent
13300 transformations for modes that have signed zeros.
13301 * ifcvt.c (noce_try_abs): Ditto.
13303 2008-03-04 Joseph Myers <joseph@codesourcery.com>
13305 * config/i386/i386.c (override_options): Force
13306 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
13308 2008-03-04 Jan Hubicka <jh@suse.cz>
13311 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
13314 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
13316 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
13317 label to probe the stack.
13319 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
13321 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
13322 (__gthr_win32_mutex_destroy): Declare.
13323 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
13324 __gthr_win32_mutex_destroy.
13325 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
13327 2008-03-03 Jan Hubicka <jh@suse.cz>
13330 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
13331 aggressive on inlining cold calls.
13333 2008-03-03 Richard Guenther <rguenther@suse.de>
13335 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
13336 struct copies into the expression table.
13337 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
13338 (try_to_simplify): Likewise.
13339 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
13340 integral and pointer arguments which do not change the
13341 precision to NOP_EXPRs.
13342 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
13343 VIEW_CONVERT_EXPR case.
13345 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
13347 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
13348 defined in a loop at depth 0 is invariant.
13349 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
13350 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
13351 be called at loop depth 0.
13353 2008-03-02 Jakub Jelinek <jakub@redhat.com>
13356 * gcc.c (process_command): Update copyright notice dates.
13357 * gcov.c (print_version): Likewise.
13358 * gcov-dump.c (print_version): Likewise.
13359 * mips-tfile.c (main): Likewise.
13360 * mips-tdump.c (main): Likewise.
13362 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13365 * c-common.c (flag_permissive): Delete.
13366 (constant_expression_warnings): Check flags first.
13367 (constant_expression_error): New.
13368 * c-common.h (flag_permissive): Delete.
13369 (constant_expression_error): Declare.
13370 * flags.h (flag_permissive): Declare. Update description.
13371 * diagnostic.c (pedwarn): Update.
13373 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
13374 (permissive_error_kind): New.
13375 * toplev.c (flag_permissive): Define. Update description.
13376 * toplev.h (permissive_error_kind): Declare.
13377 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
13378 (pedwarn_c90): Use pedantic_warning_kind.
13379 * c-opts.c (c_common_post_options): flag_permissive does not affect
13380 flag_pedantic_errors.
13382 2008-03-02 Joseph Myers <joseph@codesourcery.com>
13384 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
13385 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
13386 __absvsi2, __absvDI2): Use unsigned arithmetic.
13388 2008-03-02 Andi Kleen <ak@suse.de>
13389 Richard Guenther <rguenther@suse.de>
13391 * struct-equiv.c: Remove file.
13392 * cfg_cleanup.c (condjump_equiv_p): Remove.
13393 * Makefile.in (OBJS-common): Remove struct-equiv.o.
13394 (struct-equiv.o): Remove rule.
13395 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
13396 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
13397 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
13399 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13401 * ifcvt.c (noce_process_if_block): Try to handle only the then
13402 block if the else block exists but isn't suitable.
13404 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
13407 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
13408 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
13409 regression from previous patch.
13411 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
13414 * gthr.h: Add __gthread_mutex_destroy as a function that must be
13416 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
13417 * gthr-single.h (__gthread_mutex_destroy): Likewise.
13418 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
13419 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
13420 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
13421 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
13422 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
13423 (__gthread_mutex_destroy_function): Rename to
13424 __gthread_mutex_destroy.
13425 * gthr-dce.h (__gthread_mutex_destroy): Call
13426 pthread_mutex_destroy.
13427 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
13428 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
13429 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
13431 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13433 * df-scan.c (df_ref_chain_change_bb): Simplify.
13434 (df_insn_change_bb): Add new_bb argument. Simplify. Call
13435 set_block_for_insn if there's any change.
13436 * df.h ((df_insn_change_bb): Fix prototype.
13437 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
13438 df_insn_change_bb, don't call set_block_for_insn.
13439 * emit-rtl.c (reorder_insns): Likewise.
13440 * haifa-sched.c (move_insn): Likewise.
13442 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13444 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
13446 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13448 * tree-flow-inline.h (next_readonly_imm_use): Return
13449 NULL_USE_OPERAND_P after the end.
13451 2008-03-01 Richard Guenther <rguenther@suse.de>
13453 PR tree-optimization/35411
13454 * tree-sra.c (sra_build_assignment): Split conversion to
13455 final type to a separate statement if we are not assigning
13458 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13460 * fold-const.c (fold_convertible_p): Correct the logic to follow
13461 that in fold_convert().
13463 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
13466 * tree-inline.c (build_duplicate_type): When we make a
13467 duplicate type, make it unique in the canonical types system.
13469 2008-02-29 Tom Tromey <tromey@redhat.com>
13471 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
13472 input_file_stack_history, input_file_stack_restored): Remove.
13473 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
13474 * input.h (struct file_stack): Remove.
13475 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
13476 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
13478 * diagnostic.h (struct diagnostic_context) <last_module>: Change
13480 (diagnostic_last_module_changed): Add 'map' argument.
13481 (diagnostic_set_last_function): Likewise.
13482 * diagnostic.c (undiagnostic_report_current_module): Iterate using
13483 line map, not input_file_stack.
13484 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
13486 2008-02-29 Paul Brook <paul@codesourcery.com>
13488 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
13490 2008-02-29 Paul Brook <paul@codesourcery.com>
13492 * config/arm/ieee754-df.S (muldf3): Use RET macros.
13494 2008-02-29 Richard Guenther <rguenther@suse.de>
13496 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
13498 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
13499 value for comparing for a store match.
13500 (simplify_unary_expression): Do nothing for SSA_NAMEs.
13501 (try_to_simplify): Do not do a full-blown reference lookup.
13503 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
13505 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
13506 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
13508 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
13510 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
13512 * tree-loop-linear.c (try_interchange_loops): Compare memory access
13513 strides against cache sizes.
13515 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
13517 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
13520 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
13522 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
13523 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
13524 is smaller than the original promoted value.
13525 (simplify_subreg): If OP is a SUBREG, try to preserve its
13526 SUBREG_PROMOTED_VAR_P information.
13528 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
13530 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
13531 (VN_INFO_GET): Allocate new objects on the obstack.
13532 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
13533 for rpo_numbers_temp, for consistency.
13534 (free_scc_vn): Free the obstack.
13536 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
13538 * doc/invoke.texi: Document -ftree-loop-distribution.
13539 * tree-loop-distribution.c: New.
13540 * tree-pass.h (pass_loop_distribution): New.
13541 * graphds.h (struct graph): Add htab_t indices.
13542 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
13543 * tree-vectorizer.c (rename_variables_in_loop): Extern.
13544 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
13545 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
13546 * tree-data-ref.c (debug_data_dependence_relations): New.
13547 (dump_data_dependence_relation): Also print data references.
13548 (free_data_ref): Extern.
13549 (same_access_functions): Moved...
13550 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
13551 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
13552 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
13553 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
13554 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
13555 (stmts_from_loop): Skip LABEL_EXPR.
13556 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
13558 (build_rdg): Initialize rdg->indices htab.
13559 (free_rdg, stores_from_loop, ref_base_address,
13560 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
13561 have_similar_memory_accesses_1, ref_base_address_1,
13562 remove_similar_memory_refs): New.
13563 * tree-data-ref.h: Depend on tree-chrec.h.
13564 (debug_data_dependence_relations, free_data_ref): Declared.
13565 (same_access_functions): ... here.
13566 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
13568 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
13569 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
13570 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
13571 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
13572 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
13573 rdg_vertex_for_stmt): Declared.
13574 (struct rdg_edge): Add level.
13576 (free_rdg, stores_from_loop, remove_similar_memory_refs,
13577 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
13579 (rdg_has_similar_memory_accesses): New.
13580 * tree-vect-analyze.c: Remove unused static decls.
13581 * lambda.h (dependence_level): New.
13582 * common.opt (ftree-loop-distribution): New.
13583 * tree-flow.h (mark_virtual_ops_in_bb,
13584 slpeel_tree_duplicate_loop_to_edge_cfg,
13585 rename_variables_in_loop): Declared.
13586 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
13587 (OBJS-common): Add tree-loop-distribution.o.
13588 (tree-loop-distribution.o): New rule.
13589 * tree-cfg.c (mark_virtual_ops_in_bb): New.
13590 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
13591 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
13593 2008-02-28 Joseph Myers <joseph@codesourcery.com>
13596 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
13597 other than structures and unions.
13599 2008-02-28 Richard Guenther <rguenther@suse.de>
13602 2008-02-26 Richard Guenther <rguenther@suse.de>
13604 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13605 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13606 (lookup_decl_from_uid): Declare.
13607 (remove_decl_from_map): Likewise.
13608 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13609 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13610 (decl_for_uid_map): New global hashtable mapping DECL_UID
13612 (init_ttree): Allocate it.
13613 (insert_decl_to_uid_decl_map): New helper function.
13614 (make_node_stat): Insert new decls into the map.
13615 (copy_node_stat): Likewise.
13616 (lookup_decl_from_uid): New function.
13617 (remove_decl_from_map): Likewise.
13618 (print_decl_for_uid_map_statistics): New helper.
13619 (dump_tree_statistics): Call it.
13621 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13622 (referenced_var_iterator): Adjust.
13623 (FOR_EACH_REFERENCED_VAR): Adjust.
13624 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13625 (num_referenced_vars): Adjust.
13626 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13627 (first_referenced_var): Remove.
13628 (end_referenced_vars_p): Likewise.
13629 (next_referenced_var): Likewise.
13630 (referenced_var_iterator_set): New helper function.
13631 * tree-dfa.c (referenced_var_lookup): Adjust.
13632 (referenced_var_check_and_insert): Likewise.
13633 (remove_referenced_var): Likewise.
13634 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13635 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13636 (verify_call_clobbering): Likewise.
13637 (verify_memory_partitions): Likewise.
13638 (init_tree_ssa): Allocate bitmap instead of hashtable for
13640 (delete_tree_ssa): Adjust.
13641 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
13642 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13643 (compute_tag_properties): Likewise.
13644 (set_initial_properties): Likewise.
13645 (find_partition_for): Likewise.
13646 (update_reference_counts): Likewise.
13647 (dump_may_aliases_for): Likewise.
13648 * tree-ssa-operands.c (add_virtual_operand): Likewise.
13649 (add_call_clobber_ops): Likewise.
13650 (add_call_read_ops): Likewise.
13651 (get_asm_expr_operands): Likewise.
13652 * tree-into-ssa.c (dump_decl_set): Likewise.
13653 (update_ssa): Likewise.
13654 * tree-sra.c (scan_function): Likewise.
13655 (decide_instantiations): Likewise.
13656 (scalarize_parms): Likewise.
13657 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
13658 (dsa_named_for): Likewise.
13659 * tree-ssa-structalias.c (update_alias_info): Likewise.
13660 (merge_smts_into): Likewise.
13662 2008-02-27 David Daney <ddaney@avtrex.com>
13665 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
13666 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
13667 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
13668 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
13669 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
13671 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
13674 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
13675 (BUILT_IN_NEXTTOWARD): Remove.
13676 (BUILT_IN_NEXTTOWARDF): Ditto.
13677 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
13678 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
13680 2008-02-27 Tom Tromey <tromey@redhat.com>
13682 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
13683 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
13685 2008-02-27 Jan Beulich <jbeulich@novell.com>
13687 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
13688 update the respective field on newdecl.
13690 2008-02-27 Revital Eres <eres@il.ibm.com>
13692 PR rtl-optimization/34999
13693 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
13694 crossing edges that ends with a call insn.
13695 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
13696 call insn and clear the EDGE_CROSSING flag of the crossing edge
13697 when fixing fallthru edges.
13699 2008-02-27 Richard Guenther <rguenther@suse.de>
13701 PR middle-end/35390
13702 * fold-const.c (fold_unary): Return the correct argument,
13703 converted to the result type.
13705 2008-02-27 Richard Guenther <rguenther@suse.de>
13707 PR middle-end/34971
13708 * expr.c (expand_expr_real_1): Assert on rotates that operate
13710 * fold-const.c (fold_binary): Use the types precision, not the
13711 bitsize of the mode if folding rotate expressions. Build rotates
13712 only for full modes.
13714 2008-02-27 Jakub Jelinek <jakub@redhat.com>
13716 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
13717 and CPP_PRAGMA_EOL.
13718 * c-pragma.c (pragma_ns_name): New typedef.
13719 (registered_pp_pragmas): New variable.
13720 (c_pp_lookup_pragma): New function.
13721 (c_register_pragma_1): If flag_preprocess_only, do nothing
13722 for non-expanded pragmas, for expanded ones push pragma's
13723 namespace and name into registered_pp_pragmas vector.
13724 (c_invoke_pragma_handler): Register OpenMP pragmas even when
13725 flag_preprocess_only, don't register GCC pch_preprocess
13726 pragma if flag_preprocess_only.
13727 * c-opts.c (c_common_init): Call init_pragma even if
13728 flag_preprocess_only.
13729 * c-pragma.c (c_pp_lookup_pragma): New prototype.
13730 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
13731 cpp_register_pragma if flag_preprocess_only.
13733 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13736 * c-parser.c (c_parser_translation_unit): Warn for empty
13737 translation unit, not empty source file.
13739 2008-02-26 Paul Brook <paul@codesourcery.com>
13741 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
13742 operand for Thumb-2.
13743 * config/arm/arm.h (reg_class): Add CORE_REGS.
13744 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
13745 (BASE_REG_CLASS): Use CORE_REGS.
13746 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
13747 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
13748 (REGNO_OK_FOR_INDEX_P): Exclude SP.
13749 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
13750 ARM_REGNO_OK_FOR_INDEX_P.
13751 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
13752 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
13753 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
13754 (ldm/stm peepholes): Ditto.
13755 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
13756 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
13757 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
13758 * config/arm/constraints.md: Enable "k" constraint on ARM.
13760 2008-02-27 Ben Elliston <bje@au.ibm.com>
13762 * config/rs6000/rs6000.c: Annotate cache line size field in all
13763 instances of struct processor_costs.
13765 2008-02-26 David Edelsohn <edelsohn@gnu.org>
13767 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
13768 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
13769 jump_bypass): New counters.
13770 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
13771 * dce.c (gate_ud_dce): Same.
13772 (gate_fast_dce): Same.
13773 * dse.c (gate_dse1): New function.
13774 (gate_dse2): New function.
13775 (gate_dse): Merge results of new gate functions.
13776 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
13777 (gate_handle_jump_bypass): Add dbg_cnt.
13778 (gate_handle_gcse): Add dbg_cnt.
13779 * ifcvt.c (gate_handle_if_conversion): Same.
13780 (gate_handle_if_after_combine): Same.
13781 (gate_handle_if_after_reload): Same.
13782 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
13784 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
13786 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
13788 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
13790 2008-02-26 Jason Merrill <jason@redhat.com>
13793 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
13794 alone if it's the naming decl for the type's main variant.
13796 2008-02-26 Tom Tromey <tromey@redhat.com>
13798 * system.h (USE_MAPPED_LOCATION): Poison.
13799 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
13800 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
13801 (make_goto_expr_edges): Likewise.
13802 (remove_bb): Likewise.
13803 (execute_warn_function_return): Likewise.
13804 * basic-block.h (struct edge_def) <goto_locus>: Change type to
13806 * c-common.c (fname_decl): Remove old location code.
13807 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
13809 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
13811 (ASM_INPUT_SOURCE_LOCATION): Likewise.
13812 (gen_rtx_ASM_INPUT): Likewise.
13813 (gen_rtx_ASM_INPUT_loc): Likewise.
13814 (get_rtx_asm_OPERANDS): Remove.
13815 * cfglayout.c (insn_locators_alloc): Remove old location code.
13816 (set_curr_insn_source_location): Likewise.
13817 (curr_insn_locator): Likewise.
13818 * print-tree.c (print_node): Remove old location code.
13819 * tree-mudflap.c (mf_varname_tree): Remove old location code.
13820 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
13821 * cfgexpand.c (expand_gimple_cond_expr): Don't use
13822 location_from_locus.
13823 (construct_exit_block): Remove old location code.
13824 * emit-rtl.c (force_next_line_note): Remove old location code.
13825 * profile.c (branch_prob): Remove old location code.
13826 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
13827 LOC_LINE): Remove old-location variants.
13828 * langhooks.c (lhd_print_error_function): Remove old location
13830 * configure, config.in: Rebuilt.
13831 * configure.ac (--enable-mapped-location): Remove.
13832 * c-decl.c (c_init_decl_processing): Remove old location code.
13833 (finish_function): Likewise.
13834 * recog.c (decode_asm_operands): Remove old location code.
13835 * c-pch.c (c_common_read_pch): Remove old location code.
13836 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
13838 * gimple-low.c (lower_function_body): Remove old location code.
13839 * toplev.c (unknown_location): Remove.
13840 (push_srcloc): Remove old-location variant.
13841 (process_options): Remove old location code.
13842 (lang_dependent_init): Likewise.
13843 * input.h (UNKNOWN_LOCATION): Move definition.
13844 (location_t): Undeprecate.
13845 (source_locus): Remove.
13846 (location_from_locus): Remove.
13847 (struct location_s): Remove.
13848 Remove all old-location code.
13849 (input_line, input_filename): Remove.
13850 * final.c (final_scan_insn): Remove old location code.
13851 * diagnostic.c (diagnostic_build_prefix): Remove
13852 USE_MAPPED_LOCATION test.
13853 * tree.h (gimple_stmt) <locus>: Now a location_t.
13854 (tree_exp) <locus>: Likewise.
13855 (DECL_IS_BUILTIN): Remove old-location variant.
13856 (annotate_with_file_line, annotate_with_locus): Likewise.
13857 (expr_locus, set_expr_locus): Update.
13858 * tree.c (build1_stat): Remove old location code.
13859 (last_annotated_node): Remove.
13860 (annotate_with_file_line): Remove old-location variant.
13861 (annotate_with_locus): Likewise.
13862 (expr_location): Remove old location code.
13863 (set_expr_location): Likewise.
13864 (expr_has_location): Likewise.
13865 (expr_locus): Likewise.
13866 (set_expr_locus): Likewise.
13867 (expr_filename): Don't use location_from_locus.
13868 (expr_lineno): Likewise.
13869 * rtl-error.c (location_for_asm): Remove old location code.
13870 * c-lex.c (cb_line_change): Remove old location code.
13871 (fe_file_change): Likewise.
13872 (cb_def_pragma): Likewise.
13873 (c_lex_with_flags): Likewise.
13874 * gengtype.c (do_typedef): Don't special-case location types.
13875 (define_location_structures): Remove.
13876 (main): Don't call define_location_structures.
13877 * tree-pretty-print.c (dump_implicit_edges): Remove old location
13880 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13883 * builtins.def (BUILT_IN_STDARG_START): Remove.
13884 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
13885 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13886 * tree-inline.c (inline_forbidden_p_1): Likewise.
13888 2008-02-26 Richard Guenther <rguenther@suse.de>
13890 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13891 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13892 (lookup_decl_from_uid): Declare.
13893 (remove_decl_from_map): Likewise.
13894 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13895 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13896 (decl_for_uid_map): New global hashtable mapping DECL_UID
13898 (init_ttree): Allocate it.
13899 (insert_decl_to_uid_decl_map): New helper function.
13900 (make_node_stat): Insert new decls into the map.
13901 (copy_node_stat): Likewise.
13902 (lookup_decl_from_uid): New function.
13903 (remove_decl_from_map): Likewise.
13904 (print_decl_for_uid_map_statistics): New helper.
13905 (dump_tree_statistics): Call it.
13907 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13908 (referenced_var_iterator): Adjust.
13909 (FOR_EACH_REFERENCED_VAR): Adjust.
13910 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13911 (num_referenced_vars): Adjust.
13912 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13913 (first_referenced_var): Remove.
13914 (end_referenced_vars_p): Likewise.
13915 (next_referenced_var): Likewise.
13916 (referenced_var_iterator_set): New helper function.
13917 * tree-dfa.c (referenced_var_lookup): Adjust.
13918 (referenced_var_check_and_insert): Likewise.
13919 (remove_referenced_var): Likewise.
13920 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13921 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13922 (verify_call_clobbering): Likewise.
13923 (verify_memory_partitions): Likewise.
13924 (init_tree_ssa): Allocate bitmap instead of hashtable for
13926 (delete_tree_ssa): Adjust.
13927 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
13928 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13929 (compute_tag_properties): Likewise.
13930 (set_initial_properties): Likewise.
13931 (find_partition_for): Likewise.
13932 (update_reference_counts): Likewise.
13933 (dump_may_aliases_for): Likewise.
13934 * tree-ssa-operands.c (add_virtual_operand): Likewise.
13935 (add_call_clobber_ops): Likewise.
13936 (add_call_read_ops): Likewise.
13937 (get_asm_expr_operands): Likewise.
13938 * tree-into-ssa.c (dump_decl_set): Likewise.
13939 (update_ssa): Likewise.
13940 * tree-sra.c (scan_function): Likewise.
13941 (decide_instantiations): Likewise.
13942 (scalarize_parms): Likewise.
13943 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
13944 (dsa_named_for): Likewise.
13945 * tree-ssa-structalias.c (update_alias_info): Likewise.
13946 (merge_smts_into): Likewise.
13948 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13951 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
13952 * c-opts.c (c_common_handle_option): Wall enables
13953 Wvolatile-register-var.
13954 * common.opt: Move Wvolatile-register-var to...
13957 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13959 * common.opt (Wlarger-than=): New.
13960 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
13962 * opts.c (common_handle_option): Handle -Wlarger-than=.
13963 * optc-gen.awk: Likewise.
13964 * opth-gen.awk: Likewise.
13965 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
13966 * tree-optimize.c (tree_rest_of_compilation): Likewise.
13968 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13970 * c-common.c (match_case_to_enum_1): Add appropriate
13971 OPT_W* parameter to warning.
13972 (c_do_switch_warnings): Likewise.
13973 * c-typeck.c (warning_init): Add one more parameter following
13974 'warning' function.
13975 (push_init_level): Update call to warning_init.
13976 (pop_init_level): Likewise.
13977 (add_pending_init): Likewise.
13978 (output_init_element: Likewise.
13980 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13983 * toplev.c (toplev_main): If there are warnings or error, print
13984 errors for ignored options.
13985 * opts.c (ignored_options): New static variable.
13986 (postpone_unknown_option_error): New.
13987 (print_ignored_options): New.
13988 (handle_option): Postpone errors for unknown -Wno-* options.
13989 * opts.h (print_ignored_options): Declare.
13991 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
13993 * config/mips/mips.md (loadgp_blockage, blockage): Change type
13996 2008-02-25 Richard Guenther <rguenther@suse.de>
13999 2008-02-25 Richard Guenther <rguenther@suse.de>
14001 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14002 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14003 (lookup_decl_from_uid): Declare.
14004 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14005 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14006 (decl_for_uid_map): New global hashtable mapping DECL_UID
14008 (init_ttree): Allocate it.
14009 (insert_decl_to_uid_decl_map): New helper function.
14010 (make_node_stat): Insert new decls into the map.
14011 (copy_node_stat): Likewise.
14012 (lookup_decl_from_uid): New function.
14013 (print_decl_for_uid_map_statistics): New helper.
14014 (dump_tree_statistics): Call it.
14016 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14017 (referenced_var_iterator): Adjust.
14018 (FOR_EACH_REFERENCED_VAR): Adjust.
14019 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14020 (num_referenced_vars): Adjust.
14021 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14022 (first_referenced_var): Remove.
14023 (end_referenced_vars_p): Likewise.
14024 (next_referenced_var): Likewise.
14025 (referenced_var_iterator_set): New helper function.
14026 * tree-dfa.c (referenced_var_lookup): Adjust.
14027 (referenced_var_check_and_insert): Likewise.
14028 (remove_referenced_var): Likewise.
14029 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14030 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14031 (verify_call_clobbering): Likewise.
14032 (verify_memory_partitions): Likewise.
14033 (init_tree_ssa): Allocate bitmap instead of hashtable for
14035 (delete_tree_ssa): Adjust.
14036 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14037 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14038 (compute_tag_properties): Likewise.
14039 (set_initial_properties): Likewise.
14040 (find_partition_for): Likewise.
14041 (update_reference_counts): Likewise.
14042 (dump_may_aliases_for): Likewise.
14043 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14044 (add_call_clobber_ops): Likewise.
14045 (add_call_read_ops): Likewise.
14046 (get_asm_expr_operands): Likewise.
14047 * tree-into-ssa.c (dump_decl_set): Likewise.
14048 (update_ssa): Likewise.
14049 * tree-sra.c (scan_function): Likewise.
14050 (decide_instantiations): Likewise.
14051 (scalarize_parms): Likewise.
14052 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14053 (dsa_named_for): Likewise.
14054 * tree-ssa-structalias.c (update_alias_info): Likewise.
14055 (merge_smts_into): Likewise.
14057 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
14060 * doc/invoke.texi (-fcx-limited-range): Document new option.
14061 * toplev.c (process_options): Handle -fcx-fortran-rules.
14062 * common.opt: Add documentation for -fcx-fortran-rules.
14064 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
14067 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
14068 actual behaviour and C99.
14070 2008-02-26 Ben Elliston <bje@au.ibm.com>
14072 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
14073 (ASM_CPU_POWER6_SPEC): Likewise.
14074 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
14075 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
14076 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
14078 2008-02-25 Richard Guenther <rguenther@suse.de>
14080 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14081 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14082 (lookup_decl_from_uid): Declare.
14083 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14084 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14085 (decl_for_uid_map): New global hashtable mapping DECL_UID
14087 (init_ttree): Allocate it.
14088 (insert_decl_to_uid_decl_map): New helper function.
14089 (make_node_stat): Insert new decls into the map.
14090 (copy_node_stat): Likewise.
14091 (lookup_decl_from_uid): New function.
14092 (print_decl_for_uid_map_statistics): New helper.
14093 (dump_tree_statistics): Call it.
14095 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14096 (referenced_var_iterator): Adjust.
14097 (FOR_EACH_REFERENCED_VAR): Adjust.
14098 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14099 (num_referenced_vars): Adjust.
14100 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14101 (first_referenced_var): Remove.
14102 (end_referenced_vars_p): Likewise.
14103 (next_referenced_var): Likewise.
14104 (referenced_var_iterator_set): New helper function.
14105 * tree-dfa.c (referenced_var_lookup): Adjust.
14106 (referenced_var_check_and_insert): Likewise.
14107 (remove_referenced_var): Likewise.
14108 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14109 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14110 (verify_call_clobbering): Likewise.
14111 (verify_memory_partitions): Likewise.
14112 (init_tree_ssa): Allocate bitmap instead of hashtable for
14114 (delete_tree_ssa): Adjust.
14115 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14116 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14117 (compute_tag_properties): Likewise.
14118 (set_initial_properties): Likewise.
14119 (find_partition_for): Likewise.
14120 (update_reference_counts): Likewise.
14121 (dump_may_aliases_for): Likewise.
14122 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14123 (add_call_clobber_ops): Likewise.
14124 (add_call_read_ops): Likewise.
14125 (get_asm_expr_operands): Likewise.
14126 * tree-into-ssa.c (dump_decl_set): Likewise.
14127 (update_ssa): Likewise.
14128 * tree-sra.c (scan_function): Likewise.
14129 (decide_instantiations): Likewise.
14130 (scalarize_parms): Likewise.
14131 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14132 (dsa_named_for): Likewise.
14133 * tree-ssa-structalias.c (update_alias_info): Likewise.
14134 (merge_smts_into): Likewise.
14136 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
14139 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
14140 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
14141 * alias.h (nonoverlapping_memrefs_p): Likewise.
14143 2008-02-25 Jan Beulich <jbeulich@novell.com>
14145 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
14146 * config/i386/netware-libgcc.exp: Add __bswap?i2,
14147 __emultls_get_address, __emultls_register_common,
14148 __floatundi?f, and _Unwind_GetIPInfo.
14149 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
14150 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
14151 (gen_regparm_prefix): Likewise.
14152 (i386_nlm_encode_section_info): Sync with
14153 config/i386/winnt.c:i386_pe_encode_section_info().
14154 (i386_nlm_maybe_mangle_decl_assembler_name): New.
14155 i386_nlm_mangle_decl_assembler_name): New.
14156 (netware_override_options): New.
14157 * config/i386/netware.h (netware_override_options): Declare.
14158 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
14159 (i386_nlm_mangle_decl_assembler_name): Declare.
14160 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
14162 2008-02-25 Ben Elliston <bje@au.ibm.com>
14165 * c-decl.c (grokdeclarator): Remove unused local variables
14166 `typedef_type' and `type_as_written'.
14168 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
14169 unused local variable `has_hot_blocks'.
14170 (fix_crossing_conditional_branches): Remove unused local variable
14173 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
14175 PR middle-end/19984
14176 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
14177 using DEF_C99_BUILTIN.
14178 (BUILT_IN_NANF): Ditto.
14179 (BUILT_IN_NANL): Ditto.
14181 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
14182 Revital Eres <eres@il.ibm.com>
14184 * modulo-sched.c (calculate_must_precede_follow): Address TODO
14185 regarding the order of two dependent insns in the same row.
14187 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
14189 * stor-layout.c (layout_decl): Do not bump the alignment of a
14190 bit-field to more than byte alignment if it is packed.
14192 2008-02-24 David Edelsohn <edelsohn@gnu.org>
14194 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
14197 2008-02-24 Diego Novillo <dnovillo@google.com>
14199 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
14202 * tree-vrp.c (vrp_evaluate_conditional): With
14203 -Wtype-limits, emit a warning when comparing against a
14204 constant outside the natural range of OP0's type.
14205 * c.opt (Wtype-limits): Move ...
14206 * common.opt (Wtype-limits): ... here.
14208 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
14210 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
14211 * config/rs6000/e300c2c3.md: New file.
14212 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14214 (rs6000_override_options): Add e300c2 and e300c3 cases to
14215 processor_target_table. Do not allow usage of Altivec or Spe
14216 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
14217 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
14218 * config/rs6000/rs6000.h (processor_type): Add
14219 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
14220 (ASM_CPU_SPEC): Add e300c2 and e300c3.
14221 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
14222 and ppce300c3. Include e300c2c3.md.
14224 2008-02-23 David Edelsohn <edelsohn@gnu.org>
14226 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
14227 instead of TARGET_STRICT_ALIGN.
14229 2008-02-23 Joseph Myers <joseph@codesourcery.com>
14231 * explow.c (memory_address): Assert that the generated address is
14234 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14237 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
14238 * config/darwin-ppc-ldouble-patch.def: New file.
14239 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
14240 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
14241 SUBTARGET_INIT_BUILTINS if defined.
14242 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
14245 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
14248 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
14249 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
14251 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
14254 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
14255 file" warning condtional on -Winvalid-PCH.
14257 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
14259 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
14261 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
14265 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
14266 prevent reload from using MMX registers.
14267 (*mov<mode>_internal): Ditto.
14268 (*movv2sf_internal_rex64): Ditto.
14269 (*movv2sf_internal): Ditto.
14271 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14273 PR documentation/31569
14274 * doc/install.texi2html: Use makeinfo --no-number-sections.
14276 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14278 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
14279 ensure that we can address an entire entity > 8 bytes. Don't
14280 generate reg+reg addressing for such data.
14282 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14284 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
14285 strings when optimizing for size, unless the target cares about
14288 2008-02-22 Tom Tromey <tromey@redhat.com>
14290 * regclass.c (current_pass): Remove declaration.
14292 2008-02-22 Anatoly Sokolov <aesok@post.ru>
14294 * config/avr/libgcc.S (__RAMPZ__): Define.
14295 (__do_copy_data): Add for devices with 128KB code memory.
14297 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14299 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14301 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
14303 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
14305 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
14308 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14311 * c-typeck.c (build_binary_op): Warn about floating point
14312 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
14314 2008-02-21 Janis Johnson <janis187@us.ibm.com>
14317 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
14318 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
14320 (rs6000_override_options): Set altivec_abi as default, not override,
14321 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
14322 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
14323 is used; use new member spe_abi.
14324 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
14325 spe_abi and altivec_abi.
14327 2008-02-22 Tomas Bily <tbily@suse.cz>
14329 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
14331 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14334 * config.build (build_file_translate): Set to `CMD //c' only if
14336 * Makefile.in (build_file_translate): Improve comment.
14338 2008-02-21 Jan Hubicka <jh@suse.cz>
14340 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
14341 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
14342 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
14344 2008-02-21 Michael Matz <matz@suse.de>
14347 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
14349 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
14351 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
14352 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
14353 as insn constraint.
14354 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
14355 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
14356 SSE_VEC_FLOAT_MODE_P as insn constraint.
14357 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
14358 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
14359 sse4a_movntdf using MODEF mode iterator.
14360 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
14361 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
14362 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
14363 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
14364 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
14365 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
14366 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
14368 2008-02-21 Richard Guenther <rguenther@suse.de>
14370 * tree.def (PAREN_EXPR): New tree code.
14371 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
14373 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
14374 * expr.c (expand_expr_real_1): Likewise.
14375 * tree-inline.c (estimate_num_insns_1): Likewise.
14376 * tree-complex.c (expand_complex_move): Likewise.
14377 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
14380 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
14383 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
14385 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
14388 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
14390 * config/sh/sh.c (find_barrier): Don't go past
14391 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
14393 2008-02-20 DJ Delorie <dj@redhat.com>
14395 * config/h8300/h8300.md (insv): Force source operand to be a register.
14397 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
14398 as a jump, not as a plain insn.
14400 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
14402 * doc/invoke.texi (Warning Options): Add new option
14403 -Wframe-larger-than=.
14404 (-Wframe-larger-than): Document.
14406 * flags.h (warn_frame_larger_than, frame_larger_than_size):
14407 Add declarations for new option variables.
14409 * final.c (final_start_function): Check the frame size
14410 before emission and issue a Wframe-larger-than warning.
14412 * opts.c (warn_frame_larger_than, frame_larger_than_size):
14413 Add definitions for new option variables.
14414 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
14416 * common.opt (Wframe-larger-than=): New option.
14418 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
14420 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
14421 (<sse>_div<mode>3): Ditto.
14422 (<sse>_vmdiv<mode>3): Ditto.
14423 (<sse>_vmsqrt<mode>2): Ditto.
14424 (*smax<mode>3): Ditto.
14425 (sse5_frcz<mode>2): Ditto.
14426 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
14427 as insn constraint.
14429 2008-02-20 Richard Guenther <rguenther@suse.de>
14431 PR middle-end/35265
14432 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
14433 be happy with INTEGRAL_TYPE_P.
14435 2008-02-20 Richard Guenther <rguenther@suse.de>
14437 * fold-const.c (split_tree): Associate floatig-point expressions
14438 if flag_associative_math is set.
14440 2008-02-20 Richard Guenther <rguenther@suse.de>
14442 * tree.h (fold_real_zero_addition_p): Declare.
14443 * fold-const.c (fold_real_zero_addition_p): Export.
14444 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
14445 floating-point operations with zero and one.
14447 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
14449 * doc/install.texi: Correct references to CFLAGS, replacing them
14450 with BOOT_CFLAGS. Document flags used during bootstrap for
14453 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
14455 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
14456 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
14457 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
14459 (smin<mode>3): Ditto from similar patterns.
14460 (smax<mode>3): Ditto.
14461 (*ieee_smin<mode>3): Ditto.
14462 (*ieee_smax<mode>3): Ditto.
14463 * config/i386/sse.md (sse): New mode attribute.
14464 (mov<mode>): Macroize expander from movv4sf and movv2df using
14465 SSEMODEF2P mode iterator.
14466 (<sse>_movnt<mode>): Ditto from similar patterns. Use
14467 SSE_VEC_FLOAT_MODE_P as insn constraint.
14468 (storent<mode>): Ditto.
14469 (storent<mode>): Macroize expander from storentsf and storentdf using
14470 MODEF mode iterator.
14471 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
14472 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
14473 (abs<mode>2): Ditto from similar patterns.
14474 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
14475 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
14476 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
14477 (<sse>_vmsqrt<mode>2): Ditto.
14478 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
14479 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
14480 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
14481 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
14482 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
14483 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
14484 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
14486 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
14487 iterator and SSE_FLOAT_MODE_P as insn constraint.
14488 (<sse>_ucomi): Ditto from similar patterns.
14489 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
14490 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
14491 SSE_VEC_FLOAT_MODE_P as insn constraint.
14492 (vcond<mode>): Ditto from similar patterns.
14493 (and<mode>3, *and<mode>3): Ditto.
14494 (<sse>_nand<mode>3): Ditto.
14495 (ior<mode>3, *ior<mode>3): Ditto.
14496 (xor<mode>3, *xor<mode>3): Ditto.
14497 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
14498 iterator and SSE_FLOAT_MODE_P as insn constraint.
14499 (*nand<mode>3): Ditto from similar patterns.
14500 (*ior<mode>3): Ditto.
14501 (*xor<mode>3): Ditto.
14503 2008-02-20 Ira Rosen <irar@il.ibm.com>
14505 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
14506 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
14507 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
14509 2008-02-19 Jan Hubicka <jh@suse.cz>
14511 * predict.c (tree_bb_level_predictions): Remove variable next
14512 mistakely introduced by previous commit.
14514 2008-02-19 Jan Hubicka <jh@suse.cz>
14516 * predict.c (predict_paths_leading_to): Rewrite.
14517 (predict_paths_for_bb): New.
14518 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
14520 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14523 * Makefile.in (build_file_translate): New.
14524 (gcc-vers.texi): Use it for translating $(abs_srcdir).
14525 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
14526 * configure.ac (build_file_translate): Substitute it.
14527 * configure: Regenerate.
14529 2008-02-19 Jan Hubicka <jh@suse.cz>
14531 PR rtl-optimization/34408
14532 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
14535 2008-02-19 Jan Hubicka <jh@suse.cz>
14537 PR middle-end/28779
14538 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
14541 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
14544 * config/i386/i386-modes.def: Revert the last DI alignment
14545 change until Ada people can look into it.
14547 2008-02-19 Nick Clifton <nickc@redhat.com>
14549 * opts.c (print_specific_help): Fix typo in --help text.
14551 2008-02-19 Jakub Jelinek <jakub@redhat.com>
14554 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
14555 32-bit inline asm without asm alternatives for host GCC < 3.0.
14557 2008-02-19 Richard Guenther <rguenther@suse.de>
14559 PR tree-optimization/34989
14560 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
14561 Allow propagation to INDIRECT_REF if we can simplify only.
14563 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14565 * c-common.c (warn_for_collisions_1): Use appropriate option when
14568 2008-02-19 Nick Clifton <nickc@redhat.com>
14571 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
14572 (handle_options): Fix indentation.
14573 (print_filtered_help): If no language-specific options were
14574 displayed tell the user how to list all the options supported by
14575 the language's front-end.
14576 (print_specific_help): Fix indentation and remove duplicate line.
14577 (common_handle_option): Handle the -v option.
14578 For --help enable the display of undocumented options if the -v
14579 switch has been included on the command line.
14580 For --help= check for overlaps in the arguments between the option
14581 classes and the language names and issue a warning when they
14582 cannot be disambiguated.
14583 * c.opt (v): Pass on to the common option handler.
14585 2008-02-19 Revital Eres <eres@il.ibm.com>
14587 * modulo-sched.c (sms_schedule): Change dump message when
14588 create_ddg function fails.
14589 (try_scheduling_node_in_cycle): Rename row to cycle.
14590 (print_partial_schedule): Rename CYCLE to ROW.
14592 2008-02-19 Christian Bruel <christian.bruel@st.com>
14593 Zdenek Dvorak <ook@ucw.cz>
14595 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
14597 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
14600 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
14601 (*x86_movdicc_0_m1_se): Ditto.
14603 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
14605 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
14606 (CMPtype): Define as __gcc_CMPtype.
14607 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
14608 (CMPtype): Define as __gcc_CMPtype.
14610 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
14612 Support valgrind 3.3 for --enable-checking=valgrind.
14613 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
14615 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
14616 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
14617 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
14618 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
14619 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
14620 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
14621 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
14623 * ggc-zone.c: Similar.
14624 * ggc-page.c: Similar.
14626 2008-02-19 Paul Brook <paul@codesourcery.com>
14629 * config/arm/ieee754-df.S: Fix do_it typo.
14630 * config/arm/ieee754-sf.S: Fix do_it typo.
14632 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
14635 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
14636 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
14637 (OPTION_MASK_ISA_SSE_SET): Likewise.
14638 (OPTION_MASK_ISA_SSE2_SET): Likewise.
14639 (OPTION_MASK_ISA_SSE3_SET): Likewise.
14640 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
14641 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
14642 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
14643 (OPTION_MASK_ISA_SSE4_SET): Likewise.
14644 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
14645 (OPTION_MASK_ISA_SSE5_SET): Likewise.
14646 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
14647 (OPTION_MASK_ISA_MMX_UNSET): Updated.
14648 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
14649 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
14650 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
14651 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
14652 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
14653 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
14654 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
14655 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
14656 (OPTION_MASK_ISA_SSE4): Removed.
14657 (ix86_handle_option): Turn on bits in ix86_isa_flags and
14658 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
14659 (override_options): Don't turn on implied SSE/MMX bits in
14662 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
14664 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14667 2008-02-18 Joey Ye <joey.ye@intel.com>
14669 PR middle-end/34921
14670 * tree-nested.c (insert_field_into_struct): Set type alignment
14671 to field alignment if the former is less than the latter.
14673 2008-02-18 Jakub Jelinek <jakub@redhat.com>
14675 * BASE-VER: Set to 4.4.0.
14677 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14679 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
14680 * doc/cfg.texi: Likewise.
14681 * doc/extend.texi: Likewise.
14682 * doc/gty.texi: Likewise.
14683 * doc/invoke.texi: Likewise.
14684 * doc/loop.texi: Likewise.
14685 * doc/md.texi: Likewise.
14686 * doc/passes.texi: Likewise.
14687 * doc/rtl.texi: Likewise.
14688 * doc/sourcebuild.texi: Likewise.
14689 * doc/tm.texi: Likewise.
14690 * doc/tree-ssa.texi: Likewise.
14692 2008-02-17 Richard Guenther <rguenther@suse.de>
14694 PR middle-end/35227
14695 * tree-complex.c (init_parameter_lattice_values): Handle parameters
14696 without default definition.
14698 2008-02-17 Richard Guenther <rguenther@suse.de>
14700 PR tree-optimization/35231
14701 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
14704 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
14707 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14708 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
14709 libgcc_cmp_return mode.
14711 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14714 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
14716 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
14718 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
14721 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14723 * doc/c-tree.texi: Use `@.' where appropriate.
14724 * doc/extend.texi: Likewise.
14725 * doc/install.texi: Likewise.
14726 * doc/invoke.texi: Likewise.
14727 * doc/loop.texi: Likewise.
14728 * doc/makefile.texi: Likewise.
14729 * doc/md.texi: Likewise.
14730 * doc/passes.texi: Likewise.
14731 * doc/standards.texi: Likewise.
14732 * doc/tm.texi: Likewise.
14734 2008-02-15 Jakub Jelinek <jakub@redhat.com>
14736 PR middle-end/35196
14737 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
14739 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
14740 rather than in entry_bb.
14742 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14744 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
14745 libgcc_cmp_return mode.
14747 2008-02-15 Jakub Jelinek <jakub@redhat.com>
14749 PR middle-end/35130
14750 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
14751 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
14753 2008-02-15 Richard Guenther <rguenther@suse.de>
14754 Zdenek Dvorak <ook@ucw.cz>
14756 PR tree-optimization/35164
14757 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
14758 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
14759 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
14760 Only propagate addresses which do not have abnormal SSA_NAMEs
14763 2008-02-15 Joseph Myers <joseph@codesourcery.com>
14766 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
14768 2008-02-15 Jan Hubicka <jh@suse.cz>
14770 PR middle-end/35149
14771 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
14773 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14775 PR middle-end/34621
14776 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
14777 when calculating alignment_pad.
14779 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14781 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
14782 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
14783 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
14784 and STACK_BOUNDARY define.
14786 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
14788 PR preprocessor/35061
14789 * c-pragma.c (handle_pragma_pop_macro): Check that
14790 pushed_macro_table has been allocated.
14792 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
14794 PR middle-end/35136
14795 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
14796 (force_gimple_operand): Likewise.
14797 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
14798 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
14799 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
14800 (find_interesting_uses_address): Check addressability and alignment
14801 of the base expression only after substituting bases of IVs into it.
14803 2008-02-14 Michael Matz <matz@suse.de>
14806 * function.c (instantiate_virtual_regs_in_insn): Reload address
14807 before falling back to reloading the whole operand.
14809 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
14811 * config/s390/s390.c (s390_mainpool_start): Emit the pool
14812 before the first section switch note.
14814 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14816 * doc/bugreport.texi: Update copyright years.
14817 * doc/c-tree.texi: Likewise.
14818 * doc/cfg.texi: Likewise.
14819 * doc/cpp.texi: Likewise.
14820 * doc/cppinternals.texi: Likewise.
14821 * doc/fragments.texi: Likewise.
14822 * doc/frontends.texi: Likewise.
14823 * doc/gcc.texi: Likewise.
14824 * doc/gty.texi: Likewise.
14825 * doc/hostconfig.texi: Likewise.
14826 * doc/implement-c.texi: Likewise.
14827 * doc/libgcc.texi: Likewise.
14828 * doc/loop.texi: Likewise.
14829 * doc/makefile.texi: Likewise.
14830 * doc/options.texi: Likewise.
14831 * doc/passes.texi: Likewise.
14832 * doc/rtl.texi: Likewise.
14833 * doc/sourcebuild.texi: Likewise.
14834 * doc/standards.texi: Likewise.
14835 * doc/tree-ssa.texi: Likewise.
14836 * doc/trouble.texi: Likewise.
14838 * doc/extend.texi: Use @: or add comma where appropriate.
14839 * doc/invoke.texi: Likewise.
14840 * doc/tm.texi: Likewise.
14842 2008-02-14 Alan Modra <amodra@bigpond.net.au>
14845 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
14848 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
14850 * doc/md.texi (clz, ctz): Add reference.
14851 * doc/rtl.texi (clz, ctz): Likewise.
14853 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14856 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
14859 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
14861 * config/s390/s390.c (struct constant_pool): New field
14862 emit_pool_after added.
14863 (s390_mainpool_start): Set the emit_pool_after flag according
14864 to the section switch notes.
14865 (s390_mainpool_finish): Consider emit_pool_after when emitting
14866 the literal pool at the end of the function.
14867 (s390_chunkify_start): Force literal pool splits at section
14870 2008-02-13 Michael Matz <matz@suse.de>
14873 * var-tracking.c (clobber_variable_part): Correctly traverse the
14876 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14879 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
14880 Add -fdump-ipa-inline.
14881 * tree-dump.c (dump_files): Remove tree-inlined dump.
14882 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
14884 2008-02-12 Richard Guenther <rguenther@suse.de>
14886 PR tree-optimization/35171
14887 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
14890 2008-02-12 Richard Guenther <rguenther@suse.de>
14892 PR middle-end/35163
14893 * fold-const.c (fold_widened_comparison): Use get_unwidened in
14894 value-preserving mode. Disallow final truncation.
14896 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
14898 PR middle-end/35136
14899 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
14900 code from here to...
14901 (force_gimple_operand): ...here.
14903 2008-02-12 Jakub Jelinek <jakub@redhat.com>
14906 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
14907 non-compatible pointers.
14908 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
14909 different FIELD_DECLs, try harder by comparing field offsets, sizes
14912 PR inline-asm/35160
14913 * function.c (match_asm_constraints_1): Don't replace the same input
14916 2008-02-12 Anatoly Sokolov <aesok@post.ru>
14918 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
14919 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
14920 (expand_epilogue): Restore RAMPZ register.
14921 * config/avr/avr.md (RAMPZ_ADDR): New constant.
14923 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
14925 * config/i386/cygwin.asm: (__alloca): Correct calling
14926 convention and alignment.
14927 (__chkstk): Force 8 byte stack alignment.
14929 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
14930 Richard Guenther <rguenther@suse.de>
14932 PR tree-optimization/33992
14933 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
14934 the zero we compare against.
14936 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
14938 PR libfortran/35063
14939 * gthr-win32.h (__gthread_mutex_destroy_function): New function
14940 to CloseHandle after unlocking to prevent accumulation of handle
14943 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14945 PR middle_end/34150
14946 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
14947 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
14948 and update LABEL_NUSES during and after reload.
14950 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
14952 PR middle-end/34627
14953 * combine.c (simplify_if_then_else): Make sure the comparison is
14954 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
14956 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
14959 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
14960 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
14961 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
14962 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
14963 * tree.h (get_type_static_bounds): Likewise.
14965 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14967 * doc/invoke.texi (Option Summary, C++ Dialect Options)
14968 (Objective-C and Objective-C++ Dialect Options, Warning Options):
14969 Make -Wfoo language annotations match what the compiler outputs.
14971 2008-02-08 Sa Liu <saliu@de.ibm.com>
14973 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
14974 intrinsics spu_convts, spu_convtu, spu_convtf.
14976 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
14978 * doc/extend.texi (Function Attributes) <noinline>: Mention
14979 asm ("") as method to keep calls.
14981 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14984 * doc/options.texi (Options): Replace references to opts.sh with
14986 * opts-common.c: Likewise.
14987 * optc-gen.awk: Likewise.
14989 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
14991 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
14993 2008-02-07 Richard Henderson <rth@redhat.com>
14996 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
14997 EXPR_LIST for the REG_EQUAL instead of a comparison with a
15000 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
15002 PR tree-optimization/35085
15003 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
15004 for operand entry oe2 in addition to operand entry oe3 in order to
15005 expose more opportunities for vectorizer sum reduction.
15007 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15010 * Makefile.in (LIBS): Remove $(GMPLIBS).
15011 (cc1-dummy, cc1): Add $(GMPLIBS).
15013 2008-02-06 Jan Hubicka <jh@suse.cz>
15016 * i386.md (moddf_integer): Do not produce partial memory stalls for
15017 targets where it hurts.
15019 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
15022 * optabs.c (expand_float): Do not check for decimal modes when
15023 expanding unsigned integer through signed conversion.
15025 2008-02-06 Nick Clifton <nickc@redhat.com>
15027 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
15028 inside the clobber with a match_operand and duplicated operand
15029 number in the constraint.
15030 (ineqbranchsi): Delete redundant comment.
15032 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
15034 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
15035 builtin_define ("__USE_INIT_FINI__").
15036 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
15038 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
15040 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15042 PR documentation/30330
15043 * doc/invoke.texi (C++ Dialect Options)
15044 (Objective-C and Objective-C++ Dialect Options, Warning Options):
15045 For each warning option -Wfoo that allows -Wno-foo, ensure both
15046 -Wfoo and -Wno-foo are listed in the option index. Fix index
15047 entry of -Wswitch-default, index -Wnormalized= including the
15048 `=', and -Wlarger-than-@var{len} including @var{len}.
15050 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
15052 * config/i386/i386.md (floatunssisf2): Use
15053 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
15054 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
15055 Macroize expander using MODEF mode iterator.
15057 2008-02-05 Diego Novillo <dnovillo@google.com>
15059 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
15062 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
15064 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15067 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
15069 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
15072 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
15073 to indicate if a message should be generated.
15074 (init_cumulative_args): Updated.
15075 (function_value_32): Likewise.
15077 2008-02-05 Joseph Myers <joseph@codesourcery.com>
15079 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
15081 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
15084 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
15085 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
15087 2008-02-04 Diego Novillo <dnovillo@google.com>
15089 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
15092 * tree-vrp.c (vrp_evaluate_conditional): With
15093 -Wtype-limits, emit a warning when comparing against a
15094 constant outside the natural range of OP0's type.
15096 2008-02-04 Richard Guenther <rguenther@suse.de>
15098 PR middle-end/33631
15099 * expr.c (count_type_elements): Give for unions instead of
15102 2008-02-04 Richard Guenther <rguenther@suse.de>
15104 PR middle-end/35043
15105 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
15106 to TYPE_DOMAINs base type instead of using bitsizetype here.
15108 2008-02-03 Jason Merrill <jason@redhat.com>
15110 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
15112 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15115 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
15116 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
15117 (RS/6000 and PowerPC Options): Fix typos and markup.
15118 * doc/passes.texi (Tree-SSA passes): Likewise.
15120 2008-02-02 Michael Matz <matz@suse.de>
15123 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
15124 from record_last_reg_set_info.
15125 (record_last_reg_set_info): Take an RTX argument, iterate over all
15126 constituent hardregs.
15127 (record_last_set_info, record_opr_changes): Change calls to
15128 new signature or to record_last_reg_set_info_regno.
15130 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
15132 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
15134 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
15136 PR rtl-optimization/34773
15137 * reg-notes.def (EQUAL): Mention significance of combination of
15138 REG_EQUAL and REG_RETVAL.
15139 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
15140 insn that has a REG_RETVAL.
15142 2008-02-01 Roger Sayle <roger@eyesopen.com>
15145 * configure.ac (--enable-fixed-point): Disable unless explicitly
15147 * configure: Regenerate.
15149 2008-02-01 Richard Guenther <rguenther@suse.de>
15152 * invoke.texi (-finline-limit): Remove no longer true parts
15153 of the documentation. Note that there is no default value.
15155 2008-02-01 Andrew Pinski <pinskia@gmail.com>
15156 Mark Mitchell <mark@codesourcery.com>
15157 Ben Elliston <bje@au.ibm.com>
15160 * doc/extend.texi (Other Builtins): Document.
15162 2008-01-31 Tom Browder <tom.browder@gmail.com>
15164 * doc/c-tree.texi (Types): Fix grammar.
15165 (Expression trees): Ditto.
15166 * doc/passes.texi (Tree-SSA passes): Ditto.
15168 * doc/configterms.texi (Configure Terms): Fix typo.
15169 * doc/cpp.texi (Common Predefined Macros): Ditto.
15170 * doc/md.texi (Machine Constraints): Ditto.
15172 * doc/makefile.texi (Makefile): Add comma.
15174 2008-01-31 Tom Browder <tom.browder@gmail.com>
15175 Gerald Pfeifer <gerald@pfeifer.com>
15177 * doc/sourcebuild.texi (Front End): Remove references to CVS
15178 and CVSROOT/modules.
15179 (Texinfo Manuals): Replace reference to CVS by one to SVN.
15180 (Back End): Remove reference to CVS.
15182 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
15185 * config/mips/mips.c (gen_load_const_gp): New function, taking a
15187 (mips16_gp_pseudo_reg): ...here.
15188 * config/mips/mips.md (load_const_gp): Replace with...
15189 (load_const_gp_<mode>): ...this :P-based insn.
15191 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15193 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
15194 options. Minor fixes.
15195 (-std): Move reference to standards closer to where language
15196 standards are first mentioned.
15198 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
15200 PR rtl-optimization/34995
15201 * reload.c (alternative_allows_const_pool_ref): Take an rtx
15202 parameter and return a bool. If the rtx parameter is nonnull,
15203 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
15204 (find_reloads): Update call accordingly. Pass the new operand
15205 if it needed no address reloads, otherwise pass null.
15207 2008-01-30 Richard Henderson <rth@redhat.com>
15210 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
15211 for unbounded arrays.
15213 2008-01-30 Silvius Rus <rus@google.com>
15215 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
15217 2008-01-30 Jan Hubicka <jh@suse.cz>
15220 * i386.c (init_cumulative_args): Use real function declaration when
15223 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
15225 PR rtl-optimization/34998
15226 * global.c (build_insn_chain): Treat non-subreg_lowpart
15227 SUBREGs of pseudos as clobbering all the words covered by the
15228 SUBREG, not just all the bytes.
15229 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
15230 original df_ref rather than an extract parameter.
15231 (global_conflicts): Update call accordingly.
15233 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
15235 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
15236 the overflow check to make it easier to read.
15237 (__fixtfdi): Change the type of the ll member in union
15238 long_double to UDItype_x.
15240 2008-01-30 Jakub Jelinek <jakub@redhat.com>
15242 PR middle-end/34969
15243 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
15244 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
15245 * tree-inline.c (fold_marked_statements): Call
15246 cgraph_update_edges_for_call_stmt if folding a call statement.
15247 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
15248 debug_generic_stmt calls, reset it back afterwards.
15251 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
15253 * c-typeck.c (build_external_ref): Don't pedwarn about
15254 static vars in current function's scope.
15256 2008-01-29 Joseph Myers <joseph@codesourcery.com>
15258 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
15260 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
15263 * ipa-struct-reorg.c: Fix spelling.
15264 * params.def: Ditto.
15266 2008-01-29 Richard Guenther <rguenther@suse.de>
15268 PR middle-end/35006
15269 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
15271 * tree-inline.c (remap_type): Increment remapping_type_depth
15272 around remapping types.
15273 (copy_body_r): Only add referenced variables if they are referenced
15274 from code, not types.
15276 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
15287 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
15288 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
15290 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
15293 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
15294 pointer for tiny stack.
15296 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
15298 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
15300 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
15302 * config/vx-common.h: Fix typo in comment.
15304 2008-01-28 Ian Lance Taylor <iant@google.com>
15308 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
15309 coalesce pointers if they have different DECL_NO_TBAA_P values.
15310 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
15311 between variables with different DECL_NO_TBAA_P values.
15313 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
15316 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
15317 are not legitimate small data references on SPE targets.
15319 2008-01-28 David Daney <ddaney@avtrex.com>
15321 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
15323 2008-01-28 David Daney <ddaney@avtrex.com>
15325 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
15327 2008-01-27 Joseph Myers <joseph@codesourcery.com>
15329 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
15330 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
15331 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
15332 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
15333 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15334 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
15335 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
15336 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
15338 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15340 * basic-block.h (condjump_equiv_p): Fix comment.
15342 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15344 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
15345 print_generic_stmt_indented): Fix comment.
15347 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15349 * configure.ac (__stack_chk_fail): Add detecion for availability
15350 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
15351 * configure: Regenerate.
15353 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
15355 PR middle-end/34688
15356 * final.c (output_addr_const): Handle TRUNCATE.
15358 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
15361 * tree-ssa-loop-ivopts.c (comp_cost): New type.
15362 (zero_cost, infinite_cost): New constants.
15363 (struct cost_pair): Change type of cost to comp_cost.
15364 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
15365 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
15367 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
15368 split_address_cost, ptr_difference_cost, difference_cost,
15369 get_computation_cost_at, get_computation_cost,
15370 determine_use_iv_cost_generic, determine_use_iv_cost_address,
15371 determine_use_iv_cost_condition, determine_use_iv_costs,
15372 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
15373 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
15374 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
15375 Change type of cost to comp_cost.
15376 (determine_iv_cost): Increase cost of non-original ivs, instead
15377 of decreasing the cost of original ones.
15378 (get_address_cost): Indicate the complexity of the addressing mode
15380 (try_add_cand_for): Prefer using ivs not specific to some object.
15381 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
15383 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
15384 Janis Johnson <janis187@us.ibm.com>
15387 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
15388 (TARGET_INSTANTIATE_DECLS): Likewise.
15389 * target.h (expand_to_rtl_hook): New target hook.
15390 (instantiate_decls): Likewise.
15391 * function.c (instantiate_decl): Make non-static. Rename to...
15392 (instantiate_decl_rtl): ... this.
15393 (instantiate_expr): Use instantiate_decl_rtl.
15394 (instantiate_decls_1): Likewise.
15395 (instantiate_decls): Likewise.
15396 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
15397 * function.h (instantiate_decl_rtl): Add prototype.
15398 * cfgexpand.c (target.h): New include.
15399 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
15400 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
15401 (TARGET_INSTANTIATE_DECLS): Likewise.
15402 (TARGET_INITIALIZER): New target hooks added.
15403 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
15405 * config/rs6000/rs6000.c (tree-flow.h): New include.
15406 (machine_function): Add sdmode_stack_slot field.
15407 (rs6000_alloc_sdmode_stack_slot): New function.
15408 (rs6000_instantiate_decls): Likewise.
15409 (rs6000_secondary_memory_needed_rtx): Likewise.
15410 (rs6000_check_sdmode): Likewise.
15411 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
15412 (TARGET_INSTANTIATE_DECLS): Likewise.
15413 (rs6000_hard_regno_mode_ok): Allow SDmode.
15414 (num_insns_constant): Likewise. Handle _Decimal32 constants.
15415 (rs6000_emit_move): Handle SDmode.
15416 (function_arg_advance): Likewise.
15417 (function_arg): Likewise.
15418 (rs6000_gimplify_va_arg): Likewise. Add special handling of
15419 SDmode var args for 32-bit compiles.
15420 (rs6000_secondary_reload_class): Handle SDmode.
15421 (rs6000_output_function_epilogue): Likewise.
15422 (rs6000_function_value): Simplify if statement.
15423 (rs6000_libcall_value): Likewise.
15424 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
15425 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
15426 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
15427 (movsd_hardfloat): New define_insn.
15428 (movsd_softfloat): Likewise.
15429 (movsd_store): Likewise.
15430 (movsd_load): Likewise.
15431 (extendsddd2): Likewise.
15432 (extendsdtd2): Likewise.
15433 (truncddsd2): Likewise.
15434 (movdd_hardfloat64): Fixup comment.
15435 (UNSPEC_MOVSD_LOAD): New constant.
15436 (UNSPEC_MOVSD_STORE): Likewise.
15438 2008-01-26 Jakub Jelinek <jakub@redhat.com>
15441 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
15443 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
15444 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
15445 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
15446 and TRUTH_XOR_EXPR.
15448 2008-01-26 David Edelsohn <edelsohn@gnu.org>
15451 * config.gcc: Separate AIX 5.3 from AIX 6.1.
15452 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15453 __LONGDOUBLE128 too.
15454 * config/rs6000/aix61.h: New file.
15456 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
15458 PR rtl-optimization/34959
15459 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
15460 popcount and parity rtxes the same mode as their operand.
15461 Truncate or extend the result to the return value's mode
15464 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
15467 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
15468 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
15469 to GOT_VERSION_REGNUM.
15470 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
15471 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
15472 * config/mips/mips.c (mips_emit_call_insn): New function.
15473 (mips_call_tls_get_addr): Call mips_expand_call directly.
15474 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
15476 (mips16_build_call_stub): Likewise. Return the call insn or null.
15477 (mips_expand_call): Update the call to mips16_build_call_stub
15478 accordingly and a remove redundant condition. Assert that MIPS16
15479 stubs do not use lazy binding. Use mips_emit_call_insn and return
15481 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
15483 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
15484 (mips_avoid_hazard): Remove hazard_set handling.
15485 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
15486 (UNSPEC_RESTORE_GP): ...this.
15487 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
15488 (FAKE_CALL_REGNO): Rename to...
15489 (GOT_VERSION_REGNUM): ...this.
15490 (type): Add "ghost" value. Add an associated insn reservation.
15491 (hazard_set): Remove.
15492 (exception_receiver): Rename to...
15493 (restore_gp): ...this and update the unspec identifier accordingly.
15494 (exception_receiver, nonlocal_got_receiver): New expanders.
15495 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
15496 FAKE_CALL_REGNO. Remove hazard_set attribute.
15497 (set_got_version, update_got_version): New patterns.
15499 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
15502 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
15504 2008-01-25 Joseph Myers <joseph@codesourcery.com>
15507 * doc/install.texi2html: Generate gcc-vers.texi.
15509 2008-01-25 DJ Delorie <dj@redhat.com>
15511 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
15513 2008-01-25 Joseph Myers <joseph@codesourcery.com>
15515 * config/c4x: Remove directory.
15516 * config.gcc (crx-*, mt-*): Mark obsolete.
15517 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
15518 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
15519 sh-*-rtemscoff*): Remove cases.
15520 * defaults.h (C4X_FLOAT_FORMAT): Remove.
15521 * real.c (encode_c4x_single, decode_c4x_single,
15522 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
15523 c4x_extended_format): Remove.
15524 * real.h (c4x_single_format, c4x_extended_format): Remove.
15525 * doc/extend.texi (interrupt, naked): Remove mention of attributes
15527 (Pragmas): Remove comment about c4x pragmas.
15528 * doc/install.texi (c4x): Remove target-specific instructions.
15529 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
15530 * doc/md.texi (Machine Constraints): Remove C4x documentation.
15531 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
15532 refer to C4x source files as examples.
15533 (C4X_FLOAT_FORMAT): Remove documentation.
15535 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
15537 * config/bfin/bfin.c (override_options): Reorder tests so that
15538 flag_pic gets enabled for -msep-data.
15540 2008-01-25 Richard Guenther <rguenther@suse.de>
15542 PR middle-end/32244
15543 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
15544 to its bitfield precision if required.
15546 2008-01-25 Jakub Jelinek <jakub@redhat.com>
15548 PR middle-end/33880
15549 * tree-nested.c (walk_omp_for): New function.
15550 (convert_nonlocal_reference, convert_local_reference): Call
15551 walk_omp_for on OMP_FOR.
15552 (convert_call_expr): Call walk_body on OMP_FOR's
15553 OMP_FOR_PRE_INIT_BODY.
15555 2008-01-25 Richard Guenther <rguenther@suse.de>
15557 PR tree-optimization/34966
15558 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
15559 default defs and PHI_NODEs we have to insert after the
15560 defining statement.
15562 2008-01-24 Nick Clifton <nickc@redhat.com>
15564 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
15565 Provide a default definition.
15566 (LIBGCC2_UNITS_PER_WORD): Likewise.
15568 * config/stormy16/stormy16.c: Include df.h for the prototype
15569 for df_regs_ever_live_p.
15570 (xstormy16_expand_builtin_va_start): Convert the stack offset
15571 into a component_ref and then use POINTER_PLUS_EXPR to add it
15572 to the incoming_virtual_args_rtx.
15573 (xstormy16_gimplify_va_arg_expr): Rename to
15574 xstormy16_gimplify_va_arg_expr.
15575 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
15576 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
15577 xstormy16_gimplify_va_arg_expr.
15578 Fix up some formatting issues.
15580 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
15581 Move to predicates.md.
15582 (xs_hi_general_operand): Likewise.
15583 (xs_hi_nonmemory_operand): Likewise.
15584 * config/stormy16/predicates.md:
15585 (xstormy16_carry_plus_operand): New predicate.
15586 (xs_hi_general_operand): New predicate.
15587 (xs_hi_nonmemory_operand): New predicate.
15588 * config/stormy16/stormy16-protos.h:
15589 (xstormy16_carry_plus_operand): Delete prototype.
15590 (xs_hi_general_operand): Likewise.
15591 (xs_hi_nonmemory_operand): Likewise.
15593 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
15594 modifiers as they are no longer needed and they can trigger
15595 reload spill failures.
15597 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
15598 with a match_operand in order to help reload.
15600 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
15601 constraint with 'e' for the 8th alternative as this version of
15602 the mov.w instruction only accepts the lower 8 registers.
15604 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
15607 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
15608 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
15611 2008-01-25 Jakub Jelinek <jakub@redhat.com>
15613 PR middle-end/33333
15614 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
15616 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
15618 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
15620 (remove_structure): Update allocations list before removing structure.
15622 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
15624 * ipa-struct-reorg.c (is_safe_cond_expr,
15625 create_new_stmts_for_cond_expr): Use integer_zerop function,
15626 that recognize not only zero-pointer, but zero-integer too.
15628 2008-01-25 Ben Elliston <bje@au.ibm.com>
15631 * fixproto: Escape "." in sed expression that strips leading "./".
15633 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
15636 * gcc.c (SWITCH_OK): Removed.
15637 (SWITCH_LIVE): Changed to bit.
15638 (SWITCH_FALSE): Likewise.
15639 (SWITCH_IGNORE): Likewise.
15640 (switchstr): Change live_cond to unsigned int.
15641 (process_command): Replace SWITCH_OK with 0.
15642 (do_self_spec): Likewise.
15643 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
15644 (give_switch): Likewise.
15645 (used_arg): Likewise.
15646 (do_spec_1): Set the SWITCH_IGNORE bit.
15647 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
15648 bits. Set the SWITCH_LIVE bit.
15650 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15652 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
15654 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
15656 PR tree-optimization/34472
15657 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
15658 parameter to a "bool *" and set *DATA to false if there is
15659 an unsafe access. Do not delete the structure here.
15660 (check_cond_exprs): Delete it here instead.
15661 (check_cond_exprs, exclude_cold_structs): Do not increase
15662 I when removing a structure.
15664 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
15667 * config/i386/i386.c (ix86_expand_vector_init): Consider only
15668 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
15670 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
15672 PR middle-end/34934
15673 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
15674 a fixed vector for stack.
15676 2008-01-24 Ben Elliston <bje@au.ibm.com>
15679 * doc/gcc.texi (Software development): Add a direntry for g++.
15681 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
15683 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
15684 stale and straggling -fforce-addr comments above.
15686 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
15688 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
15689 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
15691 2008-01-23 Michael Matz <matz@suse.de>
15694 * dwarf2out.c (force_type_die): Use modified_type_die instead of
15697 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
15699 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
15700 malloc result type.
15702 2008-01-23 Anatoly Sokolov <aesok@post.ru>
15704 * config/avr/avr.c (avr_current_arch): New variable.
15705 (avr_arch_types): Add 'avr31' and 'avr51' entries.
15706 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
15707 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
15708 (avr_override_options): Init 'avr_current_arch'.
15709 (base_arch_s): Move from here...
15710 * config/avr/avr.h (base_arch_s): ... here. Add new members
15711 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
15712 'mega' to 'have_jmp_call'.
15713 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
15714 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
15716 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
15718 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15719 MULTILIB_MATCHES): (Ditto.).
15721 2008-01-23 Richard Guenther <rguenther@suse.de>
15723 PR middle-end/31529
15724 * cgraphunit.c (cgraph_reset_node): Always mark the node
15725 not reachable if it is not queued already.
15727 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
15729 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
15730 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
15731 (cputype_selected): New static variable.
15732 (bfin_handle_option): Set it if -mcpu is used.
15733 (override_option): Select default set of workarounds if no cpu type
15734 selected on the command line.
15735 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
15737 From Michael Frysinger <michael.frysinger@analog.com>
15738 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
15739 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
15741 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
15742 for bf547, bf523, bf524, and bf526.
15743 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
15745 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15746 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
15747 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
15748 __ADSPBF547__ and __ADSPBF54x__ for bf547.
15749 * doc/invoke.texi (Blackfin Options): Document that
15750 -mcpu now accept bf547, bf523, bf524, and bf526.
15752 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
15754 PR rtl-optimization/34628
15755 * combine.c (try_combine): Stop and undo after the first combination
15756 if an autoincrement side-effect on the first insn has effectively
15759 2008-01-22 David Edelsohn <edelsohn@gnu.org>
15762 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
15763 Offset addresses are not valid for Altivec or paired float modes.
15765 2008-01-22 Jakub Jelinek <jakub@redhat.com>
15768 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
15769 if DECL_INITIAL (decl) is error_mark_node.
15772 * c-common.c (handle_vector_size_attribute): Only allow
15773 integral, scalar float and fixed point types. Handle OFFSET_TYPE
15774 the same way as pointer, array etc. types.
15775 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
15778 * tree.c (build_type_attribute_qual_variant): Call
15779 build_qualified_type if attributes are equal, but quals are not.
15781 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15784 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
15785 * flags.h (warn_strict_aliasing): Remove.
15786 (warn_strict_overflow): Remove.
15787 * opts.c (warn_strict_aliasing): Remove.
15788 (warn_strict_overflow): Remove.
15789 * c-opts.c (c_common_handle_option): -Wall only sets
15790 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
15791 (c_common_post_options): Give default values to -Wstrict-aliasing
15792 and -Wstrict-overflow if they are uninitialized.
15793 * common.opt (Wstrict-aliasing): Specify Var and Init.
15794 (Wstrict-overflow): Likewise.
15796 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15798 PR rtl-optimization/26854
15799 PR rtl-optimization/34400
15800 PR rtl-optimization/34884
15801 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
15803 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
15804 (df_rd_bb_info.expanded_lr_out): Deleted
15805 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
15806 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
15807 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
15808 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
15809 Removed code to allocate, initialize or free expanded_lr_out.
15810 (df_rd_bb_local_compute_process_def): Restructured to make more
15812 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
15813 sets if the sets are being trimmed.
15815 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
15818 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
15819 (as_vers): Likewise.
15820 * configure: Regenerated.
15822 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15824 PR middle-end/33092
15825 * tree-pass.h (pass_build_alias): New pass.
15826 * tree-ssa-alias.c (gate_build_alias): New.
15827 (pass_build_alias): New.
15828 * passes.c (init_optimization_passes): Add pass_build_alias after
15829 pass_create_structure_vars.
15831 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
15833 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
15834 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
15835 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
15836 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
15837 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
15838 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
15839 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
15840 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
15841 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
15842 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
15843 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
15844 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
15845 * config/s390/s390.md (FP_ALL): New mode iterator.
15846 (_d): New mode attribute.
15847 ("*signbit<mode>2>"): Changed mode of first operand.
15848 ("isinf<mode>2"): Changed mode of first operand.
15849 ("*TDC_insn"): Adaptation for DFP modes.
15851 2008-01-22 Ben Elliston <bje@au.ibm.com>
15853 * tree.c (check_qualified_type): Improve function description.
15855 2008-01-21 Jason Merrill <jason@redhat.com>
15858 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
15859 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
15862 2008-01-21 DJ Delorie <dj@redhat.com>
15864 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
15867 2008-01-21 Richard Guenther <rguenther@suse.de>
15869 PR middle-end/34856
15870 * tree-cfg.c (verify_expr): Allow all invariant expressions
15871 instead of just constant class ones as reference argument.
15872 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
15873 like any other constant.
15874 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15876 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
15878 * regmove.c (fixup_match_1): Update call crossed frequencies.
15880 2008-01-21 Richard Guenther <rguenther@suse.de>
15883 * tree-inline.c (setup_one_parameter): Deal with mismatched
15884 types using a VIEW_CONVERT_EXPR.
15886 2008-01-21 Alon Dayan <alond@il.ibm.com>
15887 Olga Golovanevsky <olga@il.ibm.com>
15889 PR tree-optimization/34701
15890 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
15891 when the structure size is not a power of 2.
15893 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
15895 * doc/install.texi: Add doc for --enable-checking=df.
15897 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
15899 PR rtl-optimization/34808
15900 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
15902 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
15904 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
15907 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15909 PR rtl-optimization/26854
15910 PR rtl-optimization/34400
15911 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
15913 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
15914 (df_rd_bb_info.expanded_lr_out): New.
15915 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
15916 * loop_iv.c (iv_analysis_loop_init): Ditto.
15917 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
15918 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
15919 Added code to allocate, initialize or free expanded_lr_out.
15920 (df_rd_bb_local_compute_process_def): Restructured to make
15921 more understandable.
15922 (df_rd_confluence_n): Add code to do nothing with fake edges and
15923 code to no apply invalidate_by_call sets if the sets are being trimmed.
15924 (df_lr_local_finalize): Renamed to df_lr_finalize.
15925 (df_live_local_finalize): Renamed to df_live_finalize.
15927 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
15930 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
15931 deciding whether to use reciprocal instructions.
15933 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
15935 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
15936 dwarf2out_note_section_used if cold_text_section is NULL.
15938 2008-01-19 Jakub Jelinek <jakub@redhat.com>
15940 PR gcov-profile/34610
15941 * tree-cfg.c (make_edges): Mark both outgoing edges from
15942 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
15943 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
15944 from OMP_FOR and OMP_CONTINUE outgoing edges.
15946 * tree-profile.c (tree_profiling): Return early if
15947 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
15949 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
15950 from cfun to child_cfun.
15951 * function.h (struct function): Add after_tree_profile bit.
15953 2008-01-19 Anatoly Sokolov <aesok@post.ru>
15955 * config/avr/avr.S (_exit): Disable interrupt.
15957 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
15958 Steven Bosscher <stevenb.gcc@gmail.com>
15960 PR rtl-optimization/26854
15961 PR rtl-optimization/34400
15962 * df-problems.c (df_live_scratch): New scratch bitmap.
15963 (df_live_alloc): Allocate df_live_scratch when doing df_live.
15964 (df_live_reset): Clear the proper bitmaps.
15965 (df_live_bb_local_compute): Only process the artificial defs once
15966 since the order is not important.
15967 (df_live_init): Init the df_live sets only with the variables
15968 found live by df_lr.
15969 (df_live_transfer_function): Use the df_lr sets to prune the
15970 df_live sets as they are being computed.
15971 (df_live_free): Free df_live_scratch.
15973 2008-01-18 Ian Lance Taylor <iant@google.com>
15975 * common.opt: Add fmerge-debug-strings.
15976 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
15977 flag_merge_debug_strings rather than flag_merge_constants.
15978 * doc/invoke.texi (Option Summary): Mention
15979 -fmerge-debug-strings.
15980 (Debugging Options): Document -fmerge-debug-strings.
15982 2008-01-18 Ian Lance Taylor <iant@google.com>
15985 * tree.h (DECL_IS_OPERATOR_NEW): Define.
15986 (struct tree_function_decl): Add new field operator_new_flag.
15987 * tree-inline.c (expand_call_inline): When inlining a call to
15988 operator new, force the return value to go into a variable, and
15989 set DECL_NO_TBAA_P on that variable.
15990 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
15992 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
15995 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
15996 DWARF2_DEBUGGING_INFO.
15997 (dwarf2out_note_section_used): Ditto. Add prototype.
15998 (have_multiple_function_sections, text_section_used,
15999 cold_text_section_used, *cold_text_sections): Move declarations
16002 2008-01-17 Bob Wilson <bob.wilson@acm.org>
16004 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
16005 field and add signal_ra.
16006 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
16007 assignments to frame state pc. Move end of stack check after
16008 MD_FALLBACK_FRAME_STATE_FOR.
16009 (uw_update_context_1): Use frame state signal_regs if set, instead
16010 of checking signal_frame flag.
16011 (uw_update_context): Use frame state signal_ra if set.
16012 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
16013 * config/xtensa/linux-unwind.h: New file.
16015 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
16017 * modulo-sched.c (get_sched_window): Fix comment typo.
16019 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
16021 PR tree-optimization/34648
16022 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
16024 2008-01-17 Anatoly Sokolov <aesok@post.ru>
16026 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
16027 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
16029 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
16031 PR rtl-optimization/34400
16032 * df-core.c (df_worklist_dataflow_overeager,
16033 df_worklist_dataflow_doublequeue): New functions.
16034 (df_worklist_dataflow): Two different worklist solvers.
16035 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
16038 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16041 * doc/invoke.texi: Document the dependence on pthread for fopenmp
16042 and ftree-parallelize-loops.
16044 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
16046 PR rtl-optimization/34826
16047 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
16049 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
16051 * global.c (find_reg): Mark the eh regs as used if necessary.
16052 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
16053 * ra.h (struct allocno): no_eh_reg field added. Changed
16054 no_stack_reg type to bitfield.
16056 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
16058 * tree.c (substitute_in_expr): Add missing 'break'.
16060 2008-01-17 Richard Guenther <rguenther@suse.de>
16062 PR tree-optimization/34825
16063 * tree-ssa-math-opts.c (is_division_by): Do not recognize
16064 x / x as division to handle.
16066 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16068 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
16069 "-pthread" is specified.
16070 * pa-hpux11.h (LIB_SPEC): Likewise.
16072 2008-01-16 Janis Johnson <janis187@us.ibm.com>
16073 Peter Bergner <bergner@vnet.ibm.com>
16075 PR rtl-optimization/33796
16076 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
16078 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16080 PR libgfortran/34699
16081 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
16083 * pa-hpux10.h (LINK_SPEC): Likewise.
16084 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
16086 2008-01-16 Richard Guenther <rguenther@suse.de>
16088 PR middle-end/32628
16089 * fold-const.c (fold_convert_const_int_from_int): Do not
16090 set overflow if that occured only because of a sign extension
16091 change when converting from/to a sizetype with the same
16092 precision and signedness.
16094 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
16097 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
16098 location address to the correct place. Update copyright year.
16100 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16102 * lambda-code.c (lambda_transform_legal_p): Handle the case of
16103 no dependences in the dependence_relations vector.
16105 2008-01-16 Jan Hubicka <jh@suse.cz>
16107 PR rtl-optimization/31396
16108 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
16109 * cfg.c (dump_reg_info): Print it.
16110 * regs.h (struct reg_info_t): add freq_calls_crossed.
16111 (REG_FREQ_CALLS_CROSSED): New macro.
16112 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
16113 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
16114 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
16115 regmove_optimize): Update call crossed frequencies.
16116 * local-alloc.c (struct qty): Add freq_calls_crossed.
16117 (alloc_qty): Copute freq_calls_crossed.
16118 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
16119 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
16120 * ra.h (struct allocno): Add freq_calls_crossed.
16122 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16124 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
16125 libgomp when compiling with ftree-parallelize-loops.
16126 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
16128 2008-01-16 Richard Guenther <rguenther@suse.de>
16130 PR tree-optimization/34769
16131 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
16132 * tree.c (int_cst_value): Instead make this function more
16133 permissive in what it accepts as valid input. Document this
16134 function always sign-extends the value.
16136 2008-01-16 Jakub Jelinek <jakub@redhat.com>
16137 Richard Guenther <rguenther@suse.de>
16140 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
16141 (gimple_fold_indirect_ref_rhs): ... this.
16142 (gimple_fold_indirect_ref): New function with foldings
16143 that preserve lvalueness.
16144 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
16145 * tree-flow.h (gimple_fold_indirect_ref): Declare.
16146 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
16147 to fold an INDIRECT_REF, fall back to the old use of
16148 fold_indirect_ref_1.
16150 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16152 * tree-data-ref.c (subscript_dependence_tester_1): Call
16153 free_conflict_function.
16154 (compute_self_dependence): Same.
16156 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
16159 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
16160 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
16162 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
16163 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
16164 for DWARF2_UNWIND_INFO targets.
16166 2008-01-16 Richard Guenther <rguenther@suse.de>
16169 * c-typeck.c (common_pointer_type): Do not merge inconsistent
16170 type qualifiers for function types.
16172 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
16174 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
16175 loop_iterator li from previous commit.
16177 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
16179 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
16181 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
16183 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
16184 (parallelize_loops): Don't parallelize irreducible components.
16186 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16189 * c-opts (c_common_post_options): Do not enable CPP
16190 flag_pedantic_errors by default.
16192 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
16194 PR rtl-optimization/31944
16195 * cse.c (remove_pseudo_from_table): New function.
16196 (merge_equiv_classes): Use above function to remove pseudo-registers.
16197 (invalidate): Likewise.
16199 2008-01-13 Richard Guenther <rguenther@suse.de>
16201 PR middle-end/34601
16202 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
16203 instead of TYPE_MODE to deal with calls from expand_one_error_var.
16205 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
16207 * gcse.c (cprop_jump): Call validate_unshare_change instead of
16208 validate_change to unshare the source of the PC set.
16210 2008-01-12 Jan Hubicka <jh@suse.cz>
16212 PR middle-end/32135
16213 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
16214 references above array bounds. This might trigger bounds checks for
16215 pointers to arrays.
16217 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
16219 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
16220 new_replaceable_dependencies.
16222 2008-01-12 Doug Kwan <dougkwan@google.com>
16224 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
16225 instead of OPT_Wreturn_type in warning due to ignored return type
16227 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
16228 options included in -Wextra.
16229 * c.opt: New option -Wignored_qualifiers.
16230 * doc/invoke.texi (Warning Options, -Wextra): Add new option
16231 -Wignore_qualifiers.
16232 (-Wignored-qualifiers): Document.
16233 (-Wreturn-type): Remove description of functionality now handled
16234 by -Wignored-qualifiers.
16236 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
16239 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
16240 NOP_EXPR if it is between integral types with the same precision.
16242 2008-01-12 Jan Hubicka <jh@suse.cz>
16245 * invoke.texi (max-inline-recursive-depth): Fix default value.
16247 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
16249 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
16252 2008-01-11 Bob Wilson <bob.wilson@acm.org>
16254 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
16256 2008-01-11 James E. Wilson <wilson@specifix.com>
16259 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
16261 2008-01-11 Anatoly Sokolov <aesok@post.ru>
16263 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
16264 save/restore frame pointer register and don't use 'call-prologues'
16265 optimization in function with "OS_task" attribute.
16267 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
16269 PR middle-end/31309
16270 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
16271 when copying to memory.
16273 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
16275 PR rtl-optimization/30905
16276 * cfgcleanup.c: Include dce.h
16277 (crossjumps_occured): New global variable.
16278 (try_crossjump_bb): Exit loop after finding a fallthru edge.
16279 If something changed, set crossjumps_occured to true.
16280 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
16281 Don't add/remove fake edges to exit here...
16282 (cleanup_cfg): ...but do it here, when crossjumping.
16283 Run a fast DCE when successful crossjumps occured in the latest
16284 iteration of try_optimize_cfg.
16286 2008-01-11 Richard Guenther <rguenther@suse.de>
16288 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
16289 (struct vn_unary_op_s): Likewise.
16290 (vn_reference_insert): Free old reference on hash collision.
16292 2008-01-10 Raksit Ashok <raksit@google.com>
16294 PR rtl-optimization/27971
16295 * combine.c (find_split_point): Split PLUS expressions which are
16296 inside a MEM rtx, and whose first operand is complex.
16298 2008-01-10 DJ Delorie <dj@redhat.com>
16300 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
16301 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
16302 (m32c_hard_regno_ok): Call the underlying function.
16304 2008-01-10 Richard Guenther <rguenther@suse.de>
16306 PR middle-end/34683
16307 * tree-cfg.c (tree_merge_blocks): Do not go through the
16308 full-blown folding and stmt updating path if we just deal
16309 with virtual operands.
16310 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
16311 test for abnormal SSA_NAMEs.
16313 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
16315 PR middle-end/34641
16316 * reload.c (push_reload): Add assertions. All constants from
16317 reg_equiv_constant should have been used for replacing the respective
16319 (find_reloads_address): Invoke find_reloads_address_part for
16320 constant taken from the reg_equiv_constant array.
16322 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
16324 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
16325 field (valnum) the first in the struct. Replace bools with
16328 2008-01-10 Richard Guenther <rguenther@suse.de>
16330 PR tree-optimization/34651
16331 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
16332 types and ordering for masking and converting.
16334 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
16336 PR tree-optimization/34017
16337 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
16338 also for PHI_NODE expressions.
16340 2008-01-09 Jan Hubicka <jh@suse.cz>
16342 PR tree-optimization/34708
16343 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
16344 based on number of case labels.
16345 (init_inline_once): Remove switch_cost.
16346 * tree-inline.h (eni_weights_d): Remove switch_cost.
16348 2008-01-09 Richard Guenther <rguenther@suse.de>
16349 Andrew Pinski <andrew_pinski@playstation.sony.com>
16351 PR middle-end/30132
16352 * gimplify.c (gimplify_cond_expr): Do not create an addressable
16353 temporary if an rvalue is ok or an lvalue is not required.
16355 2008-01-09 Richard Guenther <rguenther@suse.de>
16357 PR middle-end/34458
16358 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
16359 adjust return type.
16361 2008-01-09 Richard Guenther <rguenther@suse.de>
16363 PR middle-end/34679
16364 * tree.c (host_integerp): Check for sizetype only if the
16365 type is an integer type.
16367 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
16370 * opts.c (decode_options): Disable inlining of functions called
16371 once if not in unit-at-a-time mode.
16373 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
16375 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
16377 2008-01-08 Richard Guenther <rguenther@suse.de>
16379 PR middle-end/31863
16380 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
16381 out early if the result will be unused.
16383 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
16388 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16389 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
16392 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
16394 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
16395 for vectorization tuned.
16397 2008-01-08 Richard Guenther <rguenther@suse.de>
16399 PR tree-optimization/34683
16400 * tree-ssa-operands.c (operand_build_cmp): Export.
16401 * tree-ssa-operands.h (operand_build_cmp): Declare.
16402 * tree-vn.c (vuses_compare): Remove.
16403 (sort_vuses): Use operand_build_cmp.
16404 (sort_vuses_heap): Likewise.
16405 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
16406 to re-use old VEC if available. Do not sort already sorted VUSEs.
16407 (vdefs_to_vec): Do not sort already sorted VDEFs.
16409 2008-01-08 Jakub Jelinek <jakub@redhat.com>
16411 PR middle-end/34694
16412 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
16414 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
16417 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
16418 limitations of reciprocal sequences on x86 targets.
16420 2008-01-08 Richard Guenther <rguenther@suse.de>
16422 PR tree-optimization/34683
16423 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
16425 2008-01-07 Jakub Jelinek <jakub@redhat.com>
16428 * config/darwin.c (darwin_mergeable_string_section): Don't use
16429 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
16431 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
16434 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
16435 negxf2. Macroize expander using X87MODEF mode iterator. Change
16436 predicates of op0 and op1 to register_operand.
16437 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
16438 expander using X87MODEF mode iterator. Change predicates of
16439 op0 and op1 to register_operand.
16440 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
16441 corresponding patterns and macroize using MODEF macro. Change
16442 predicates of op0 and op1 to register_operand and remove
16443 "m" constraint. Disparage "r" alternative with "!".
16444 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
16445 macroize using X87MODEF macro. Change predicates of op0 and op1
16446 to register_operand and remove "m" constraint. Disparage "r"
16447 alternative with "!".
16448 (absneg splitter with memory operands): Remove.
16449 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
16450 patterns and macroize using X87MODEF mode iterator.
16451 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
16452 Change predicate of op1 to register_operand.
16453 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
16454 for memory operands.
16456 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
16458 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
16460 2008-01-07 Richard Guenther <rguenther@suse.de>
16462 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
16465 2008-01-07 Richard Guenther <rguenther@suse.de>
16467 PR tree-optimization/34683
16468 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
16469 VOPs of the needed size to save memory. Use VEC_quick_push
16470 to save compile-time.
16471 (vdefs_to_vec): Likewise.
16473 2008-01-07 Sa Liu <saliu@de.ibm.com>
16475 * config/spu/spu.md (divdf3): Genetate inline code for double
16476 division. The implementation doesn't handle INF or NAN, therefore it
16477 only applies when -ffinite-math-only is given.
16479 2008-01-06 Paolo Carlini <pcarlini@suse.de>
16482 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
16483 * doc/cpp.texi ([Common Predefined Macros]): Document.
16485 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
16487 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
16488 order to use commutative addition instead of subtraction.
16490 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
16491 Mircea Namolaru <namolaru@il.ibm.com>
16492 Vladimir Yanovsky <yanov@il.ibm.com>
16493 Revital Eres <eres@il.ibm.com>
16495 PR tree-optimization/34263
16496 * tree-outof-ssa.c (process_single_block_loop_latch,
16497 contains_tree_r): New functions.
16498 (analyze_edges_for_bb): Call process_single_block_loop_latch
16499 function to empty single-basic-block latch block if possible.
16501 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16503 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
16505 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
16507 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
16509 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
16511 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
16513 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
16515 2008-01-05 Jakub Jelinek <jakub@redhat.com>
16517 PR tree-optimization/34618
16518 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
16521 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16524 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
16525 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
16526 Update copyright year.
16528 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
16529 Update copyright year.
16530 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
16533 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
16535 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
16536 edge does not point to current bb before changing need_assert.
16538 2008-01-04 Richard Guenther <rguenther@suse.de>
16540 PR middle-end/34029
16541 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
16542 for verifying purposes if they are is_gimple_min_invariant.
16544 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
16546 PR tree-optimization/34448
16547 PR tree-optimization/34465
16548 * gimplify.c (gimplify_init_constructor): Add new parameter
16549 notify_temp_creation. Use it.
16550 (gimplify_modify_expr_rhs): Take volatiles into account when
16551 optimizing constructors.
16552 Do not optimize constructors if gimplify_init_constructor will dump to
16554 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
16555 * gcc.c-torture/compile/pr34448.c: New.
16557 2008-01-04 Jakub Jelinek <jakub@redhat.com>
16559 PR gcov-profile/34609
16560 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
16561 return_slot if result is TREE_ADDRESSABLE.
16563 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
16565 * config/mips/mips.md (sqrt_condition): Tweak comment.
16566 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
16568 2008-01-03 Tom Tromey <tromey@redhat.com>
16571 * c-common.c (c_type_hash): Handle VLAs.
16573 2008-01-03 Jan Hubicka <jh@suse.cz>
16575 PR tree-optimization/31081
16576 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
16577 0 when inlining and not inlining to first basic block.
16578 (remap_decl): When var is initialized to 0, don't set default_def.
16579 (expand_call_inline): Set entry_bb.
16580 * tree-inline.h (copy_body_data): Add entry_bb.
16582 2008-01-03 Jakub Jelinek <jakub@redhat.com>
16585 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
16588 PR tree-optimization/29484
16589 * tree-inline.c (inline_forbidden_p_2): New function.
16590 (inline_forbidden_p): Disallow inlining if some static var
16591 has an address of a local LABEL_DECL in its initializer.
16592 * doc/extend.texi (Labels as Values): Document &&foo behaviour
16595 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
16597 PR tree-optimization/34635
16598 * tree-data-ref.c (add_other_self_distances): Make sure that the
16599 evolution step is constant.
16601 2008-01-03 Jakub Jelinek <jakub@redhat.com>
16603 PR middle-end/34608
16604 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
16606 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
16608 * tree-sra.c (scalarize_init): Insert the generate_element_init
16609 statements after the generate_element_zero statements.
16611 2008-01-02 Richard Guenther <rguenther@suse.de>
16613 PR middle-end/34093
16614 PR middle-end/31976
16615 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
16616 for very large number of operands instead of ICEing.
16618 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
16621 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
16622 while stack probing.
16624 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
16626 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
16629 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
16631 PR libmudflap/26442
16632 * tree-mudflap.c (mx_register_decls): Guard warning by
16633 !DECL_ARTIFICIAL check.
16635 2008-01-01 Jakub Jelinek <jakub@redhat.com>
16637 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
16638 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
16639 sse5_perm<mode>): Fix constraints.