1 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
3 * configure.ac: Use the m4_do macro to concatenate the warnings into
4 one string in ACX_PROG_CC_WARNING_OPTS,
5 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
6 * configure: Regenerate.
8 2008-07-28 Richard Guenther <rguenther@suse.de>
10 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11 (insert_fake_stores): Remove.
12 (realify_fake_stores): Likewise.
13 (execute_pre): Remove dead code.
14 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary
16 (find_func_aliases): Deal with it here instead.
17 Re-enable gcc_unreachable call.
19 2008-07-28 Richard Guenther <rguenther@suse.de>
21 Merge from gimple-tuples-branch.
23 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
24 * gimple.def: New file.
25 * gsstruct.def: Likewise.
26 * gimple-iterator.c: Likewise.
27 * gimple-pretty-print.c: Likewise.
28 * tree-gimple.c: Removed. Merged into ...
29 * gimple.c: ... here. New file.
30 * tree-gimple.h: Removed. Merged into ...
31 * gimple.h: ... here. New file.
33 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
34 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
35 --enable-checking=gimple flag.
36 * config.in: Likewise.
37 * configure: Regenerated.
39 * tree-ssa-operands.h: Tuplified.
40 * tree-vrp.c: Likewise.
41 * tree-loop-linear.c: Likewise.
42 * tree-into-ssa.c: Likewise.
43 * tree-ssa-loop-im.c: Likewise.
44 * tree-dump.c: Likewise.
45 * tree-complex.c: Likewise.
46 * cgraphbuild.c: Likewise.
47 * tree-ssa-threadupdate.c: Likewise.
48 * tree-ssa-loop-niter.c: Likewise.
49 * tree-pretty-print.c: Likewise.
51 * gengtype.c: Likewise.
52 * tree-loop-distribution.c: Likewise.
53 * tree-ssa-loop-unswitch.c: Likewise.
56 * tree-ssa-loop-manip.c: Likewise.
57 * value-prof.c: Likewise.
58 * tree-ssa-loop-ch.c: Likewise.
59 * tree-tailcall.c: Likewise.
60 * value-prof.h: Likewise.
63 * tree-pass.h: Likewise.
65 * tree-scalar-evolution.c: Likewise.
66 * tree-scalar-evolution.h: Likewise.
68 * lambda-mat.c: Likewise.
69 * tree-phinodes.c: Likewise.
70 * diagnostic.h: Likewise.
71 * builtins.c: Likewise.
72 * tree-ssa-alias-warnings.c: Likewise.
73 * cfghooks.c: Likewise.
74 * fold-const.c: Likewise.
75 * cfghooks.h: Likewise.
76 * omp-low.c: Likewise.
77 * tree-ssa-dse.c: Likewise.
78 * ipa-reference.c: Likewise.
79 * tree-ssa-uncprop.c: Likewise.
81 * tree-gimple.c: Likewise.
82 * tree-gimple.h: Likewise.
83 * tree-chrec.c: Likewise.
84 * tree-chrec.h: Likewise.
85 * tree-ssa-sccvn.c: Likewise.
86 * tree-ssa-sccvn.h: Likewise.
87 * cgraphunit.c: Likewise.
88 * tree-ssa-copyrename.c: Likewise.
89 * tree-ssa-ccp.c: Likewise.
90 * tree-ssa-loop-ivopts.c: Likewise.
91 * tree-nomudflap.c: Likewise.
92 * tree-call-cdce.c: Likewise.
93 * ipa-pure-const.c: Likewise.
94 * c-format.c: Likewise.
95 * tree-stdarg.c: Likewise.
96 * tree-ssa-math-opts.c: Likewise.
97 * tree-ssa-dom.c: Likewise.
98 * tree-nrv.c: Likewise.
99 * tree-ssa-propagate.c: Likewise.
100 * ipa-utils.c: Likewise.
101 * tree-ssa-propagate.h: Likewise.
102 * tree-ssa-alias.c: Likewise.
103 * gimple-low.c: Likewise.
104 * tree-ssa-sink.c: Likewise.
105 * ipa-inline.c: Likewise.
106 * c-semantics.c: Likewise.
107 * dwarf2out.c: Likewise.
109 * tree-ssa-loop-ivcanon.c: Likewise.
110 * predict.c: Likewise.
111 * tree-ssa-loop.c: Likewise.
112 * tree-parloops.c: Likewise.
113 * tree-ssa-address.c: Likewise.
114 * tree-ssa-ifcombine.c: Likewise.
115 * matrix-reorg.c: Likewise.
116 * c-decl.c: Likewise.
117 * tree-eh.c: Likewise.
118 * c-pretty-print.c: Likewise.
119 * lambda-trans.c: Likewise.
120 * function.c: Likewise.
121 * langhooks.c: Likewise.
122 * ebitmap.h: Likewise.
123 * tree-vectorizer.c: Likewise.
124 * function.h: Likewise.
125 * langhooks.h: Likewise.
126 * tree-vectorizer.h: Likewise.
127 * ipa-type-escape.c: Likewise.
128 * ipa-type-escape.h: Likewise.
129 * domwalk.c: Likewise.
130 * tree-if-conv.c: Likewise.
131 * profile.c: Likewise.
132 * domwalk.h: Likewise.
133 * tree-data-ref.c: Likewise.
134 * tree-data-ref.h: Likewise.
135 * tree-flow-inline.h: Likewise.
136 * tree-affine.c: Likewise.
137 * tree-vect-analyze.c: Likewise.
138 * c-typeck.c: Likewise.
139 * gimplify.c: Likewise.
140 * coretypes.h: Likewise.
141 * tree-ssa-phiopt.c: Likewise.
143 * tree-ssa-coalesce.c: Likewise.
144 * tree.def: Likewise.
145 * tree-dfa.c: Likewise.
146 * except.c: Likewise.
147 * except.h: Likewise.
148 * cfgexpand.c: Likewise.
149 * tree-cfgcleanup.c: Likewise.
150 * tree-ssa-pre.c: Likewise.
151 * tree-ssa-live.c: Likewise.
152 * tree-sra.c: Likewise.
153 * tree-ssa-live.h: Likewise.
154 * tree-predcom.c: Likewise.
155 * lambda.h: Likewise.
156 * tree-mudflap.c: Likewise.
157 * ipa-prop.c: Likewise.
158 * print-tree.c: Likewise.
159 * tree-ssa-copy.c: Likewise.
160 * ipa-prop.h: Likewise.
161 * tree-ssa-forwprop.c: Likewise.
162 * ggc-page.c: Likewise.
164 * tree-ssa-dce.c: Likewise.
165 * tree-vect-patterns.c: Likewise.
166 * tree-ssa-ter.c: Likewise.
167 * tree-nested.c: Likewise.
168 * tree-ssa.c: Likewise.
169 * lambda-code.c: Likewise.
170 * tree-ssa-loop-prefetch.c: Likewise.
171 * tree-inline.c: Likewise.
172 * tree-inline.h: Likewise.
173 * tree-iterator.c: Likewise.
174 * tree-optimize.c: Likewise.
175 * tree-ssa-phiprop.c: Likewise.
176 * tree-vect-transform.c: Likewise.
177 * tree-object-size.c: Likewise.
178 * tree-outof-ssa.c: Likewise.
179 * cfgloop.c: Likewise.
180 * system.h: Likewise.
181 * tree-profile.c: Likewise.
182 * cfgloop.h: Likewise.
183 * c-gimplify.c: Likewise.
184 * c-common.c: Likewise.
185 * tree-vect-generic.c: Likewise.
186 * tree-flow.h: Likewise.
187 * c-common.h: Likewise.
188 * basic-block.h: Likewise.
189 * tree-ssa-structalias.c: Likewise.
190 * tree-switch-conversion.c: Likewise.
191 * tree-ssa-structalias.h: Likewise.
192 * tree-cfg.c: Likewise.
193 * passes.c: Likewise.
194 * ipa-struct-reorg.c: Likewise.
195 * ipa-struct-reorg.h: Likewise.
196 * tree-ssa-reassoc.c: Likewise.
197 * cfgrtl.c: Likewise.
198 * varpool.c: Likewise.
200 * tree-ssanames.c: Likewise.
201 * tree-ssa-threadedge.c: Likewise.
202 * langhooks-def.h: Likewise.
203 * tree-ssa-operands.c: Likewise.
204 * config/alpha/alpha.c: Likewise.
205 * config/frv/frv.c: Likewise.
206 * config/s390/s390.c: Likewise.
207 * config/m32c/m32c.c: Likewise.
208 * config/m32c/m32c-protos.h: Likewise.
209 * config/spu/spu.c: Likewise.
210 * config/sparc/sparc.c: Likewise.
211 * config/i386/i386.c: Likewise.
212 * config/sh/sh.c: Likewise.
213 * config/xtensa/xtensa.c: Likewise.
214 * config/stormy16/stormy16.c: Likewise.
215 * config/ia64/ia64.c: Likewise.
216 * config/rs6000/rs6000.c: Likewise.
217 * config/pa/pa.c: Likewise.
218 * config/mips/mips.c: Likewise.
220 2008-07-28 Simon Baldwin <simonb@google.com>
222 * c-pragma.c (handle_pragma_message): New function.
223 (init_pragma): Register handle_pragma_message.
224 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
227 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
229 PR tree-optimization/35252
230 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
231 REALPART_EXPR to be considered as same load operation.
233 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
235 PR tree-optimization/36830
236 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
237 (expressions_equal_p): Return false if only one operand is null.
239 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
241 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
242 version requirements.
244 2008-07-26 Olivier Hainque <hainque@adacore.com>
246 * collect2.c (symkind): New enum. Symbol kinds we care about.
247 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
248 code and head comment accordingly.
249 (scan_prog_file): Use symkind names instead of bare integers.
251 2008-07-25 Jan Hubicka <jh@suse.cz>
253 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on DECL_INLINE.
254 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
255 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
256 * dojump.c (clear_pending_stack_adjust): Likewise.
257 * print-tree.c (print_node): Ignore DECL_INLINE.
258 * tree-inline.c (inlinable_function_p): Likewise.
260 2008-07-25 Michael Meissner <gnu@the-meissners.org>
262 * doc/extend.texi (hot attribute): Document that the hot attribute
263 turns on -O3 for some ports.
264 (cold attribute): Document that the cold attribute turns on -Os
267 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
268 reflect function specific option support.
270 * target.h (struct target_option_hooks): Add fields to say whether
271 the cold attribute implies -Os and the hot attribute implies -O3.
273 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
274 By default, do not turn on -Os for cold functions.
275 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
276 not turn on -O3 for hot functions.
278 * c-common.c (handle_hot_attribute): Use target hook to determine
279 if hot functions should enable -O3.
280 (handle_cold_attribute): Use target hook to determine if cold
281 functions should enable -Os.
283 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
284 (override_options): Move disable scheduling to
285 optimization_options.
286 (optimization_options): Disable scheduling here, not
288 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
289 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
291 * config/ia64/ia64.c (ia64_override_options): Move setting
292 scheduling flags to ia64_optimization_options.
293 (ia64_optimization_options): Disable scheduling options here, and
294 not in ia64_override_options.
295 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
296 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
298 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
301 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
303 2008-07-25 Martin Jambor <mjambor@suse.cz>
305 PR tree-optimization/36926
306 * ipa-prop.c (ipa_analyze_call_uses): Call
307 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
309 2008-07-25 Joseph Myers <joseph@codesourcery.com>
311 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
312 movv2si_internal): Add mem = reg alternative.
314 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
317 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
318 DEFAULT_PCC_STRUCT_RETURN to 127.
320 2008-07-24 Jan Hubicka <jh@suse.cz>
322 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
323 (build_cgraph_edges): Likewise.
324 * cgraph.c (cgraph_node): Do not update assembler hash.
325 (cgraph_remove_node): Drop non-unit-at-a-time code.
326 * tree-pass.h (pass_O0_always_inline): Remove.
327 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
328 * toplev.c (process_options): Flag unit-at-a-time does not imply
330 * cgraphunit.c: Update comments.
331 (decide_is_function_needed): Drop non-unit-at-a-time mode.
332 (cgraph_assemble_pending_functions): Remove.
333 (cgraph_reset_node): Drop non-unit-at-a-time code.
334 (cgraph_finalize_function): Likewise.
335 (cgraph_analyze_function): Likewise.
336 (cgraph_finalize_compilation_unit): Likewise.
337 (cgraph_expand_function): Likewise.
338 (cgraph_optimize): Likesise.
339 (save_inline_function_body): Likewise.
340 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
341 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
342 * ipa-inline.c: Update comments.
343 (enum inlining_mode): remove INLINE_SPEED.
344 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
345 (cgraph_mark_inline_edge): Likewise.
346 (try_inline): Likewise.
347 (cgraph_decide_inlining_incrementally): Likewise.
348 (cgraph_gate_inlining): Remove.
349 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
350 (cgraph_gate_early_inlining): Likewise.
351 (gate_inline_passes): Remove.
352 (pass_inline_parameters, pass_ipa_inline): Remove gates.
353 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
354 pass_O0_always_inline): Remove.
355 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
356 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
357 * opts.c (no_unit_at_a_time_default): Remove.
358 (decode_options): Remove flag_unit_at_a_time reset and warning.
359 * opts.h (no_unit_at_a_time_default): Remove.
360 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
361 early in GNU dialect.
362 (merge_decls): Update comment; drop unit-at-a-time check.
363 (finish_decl): Likewise.
364 (grok_declaration): Remove flag_inline_trees code.
365 (finish_functions): Return on function returning non-void on all
367 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
368 * cfgexpand.c (expand_one_static_var): Remove.
369 (expand_one_var): Remove expand_one_static_var call.
370 (expand_used_vars_for_block): Remove flag_unit_a_time check.
371 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
372 and flag_unit_at_a-time compatibility checks.
373 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
374 * tree-inline.c (flag_inline_trees): Remove.
375 (inlinable_function_p): Don't check it.
376 (expand_call_inline): Remove non-unit-at-a-time code.
377 * tree-inline.h (flag_inline_trees): Remove.
378 * tree-optimize.c (execute_early_local_optimizations): Remove
379 unit-at-a-time checks.
380 (tree_rest_of_compilation): Likewise.
381 * combine.c (setup_incoming_promotions): Likewise.
382 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
383 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
384 * passes.c (pass_inline_parameters): Update comments; remove
385 O0_alwaysinline pass.
386 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
387 (execute_one_pass): Likewise.
388 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
389 (ix86_function_sseregparm): Likewise.
390 * arm.c (arm_function_in_section_p): Likewise.
391 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
392 * varpool.c: Update comments.
393 (decide_is_variable_needed): Remove unit-at-a-time checks.
394 (varpool_finalize_decl): Likewise.
396 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
398 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
400 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal
403 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
405 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
406 imp symbol extension.
408 2008-07-23 Ian Lance Taylor <iant@google.com>
410 * tree-vrp.c (infer_value_range): Ignore asm statements when
411 looking for memory accesses for -fdelete-null-pointer-checks.
413 2008-07-24 Ben Elliston <bje@au.ibm.com>
415 * config/spu/spu-c.c (__vector_keyword): New variable.
416 (vector_keyword): Likewise.
417 (spu_categorize_keyword): New function.
418 (spu_macro_to_expand): Likewise.
419 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
420 compiling an ISO C dialect.
422 2008-07-24 Ben Elliston <bje@au.ibm.com>
424 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
427 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
429 * configure: Regenerate.
430 * configure.ac: Require texinfo 4.7.
431 * doc/install.texi: Document texinfo 4.7 requirement.
433 2008-07-23 Martin Jambor <mjambor@suse.cz>
435 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
436 rather than for DECL_SAVED_TREE.
437 * ipa-prop.c: Include diagnostic.h.
438 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
440 (ipa_detect_param_modifications): Function rewritten from scratch.
441 (ipa_compute_jump_functions): Changed accesses to modification flags.
442 (ipa_free_node_params_substructures): Update flags destruction.
443 (ipa_node_duplication_hook): Update flags duplication.
444 (ipa_print_all_params_modified): Updated flag access.
445 * ipa-prop.h (struct ipa_param_flags): New structure.
446 (struct ipa_node_params): New field modification_analysis_done,
447 modified_flags changed into param_flags.
448 (ipa_is_ith_param_modified): Changed to use new flags.
449 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
451 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
452 ipa-cp.c and split into two functions.
453 (ipa_print_node_jump_functions): New function.
454 (compute_scalar_jump_functions): New function.
455 (type_like_member_ptr_p): New function.
456 (compute_pass_through_member_ptrs): New function.
457 (fill_member_ptr_cst_jump_function): New function.
458 (determine_cst_member_ptr): New function.
459 (compute_cst_member_ptr_arguments): New function.
460 (ipa_compute_jump_functions): Complete rewrite.
461 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
462 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
463 (struct ipa_member_ptr_cst): New structure.
464 (union jump_func_value): New field member_cst.
465 * ipa-cp.c (ipcp_lat_is_insertable): New function.
466 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
468 (ipcp_print_all_lattices): Slight fprintf rearrangement.
469 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
470 instead of ipcp_print_all_jump_functions.
471 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
472 only for replacable scalars.
474 * doc/invoke.texi (Optimize options): Add description of
476 * common.opt (flag_indirect_inlining): New flag.
477 * opts.c (decode_options): Set flag_indirect_inlining when
480 * ipa-inline.c: Include ipa-prop.h.
481 (inline_indirect_intraprocedural_analysis): New function.
482 (inline_generate_summary): Allocate parameter and argument info
483 structures, call inline_indirect_intraprocedural_analysis on each
484 node when doing indirect inlining and deallocate indirect inlining
485 data structures in the end.
486 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
487 (free_all_ipa_structures_after_iinln): New function.
488 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
490 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
492 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
493 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
494 of computing the frequency separately.
495 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
496 of computing the frequency separately.
497 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
498 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
499 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
500 (ipa_get_stmt_member_ptr_load_param): New function.
501 (ipa_is_ssa_with_stmt_def): New function.
502 (ipa_note_param_call): New function.
503 (ipa_analyze_call_uses): New function.
504 (ipa_analyze_stmt_uses): New function.
505 (ipa_analyze_params_uses): New function.
506 (ipa_free_node_params_substructures): Also free the param_calls linked
508 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
509 (ipa_print_node_param_flags): New function.
510 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
511 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
512 * ipa-prop.h (struct ipa_param_flags): New field called.
513 (struct ipa_param_call_note): New structure.
514 (struct ipa_node_params): New fields param_calls and
516 (ipa_is_ith_param_called): New function.
517 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
518 ipa_analyze_params_uses and dump parameter flags.
520 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
521 ipa_propagate_indirect_call_infos if performing indirect inlining,
522 pass a new parameter new_edges to it.
523 (add_new_edges_to_heap): New fucntion.
524 (cgraph_decide_inlining_of_small_functions): New vector
525 new_indirect_edges for newly found indirect edges , call
526 ipa_propagate_indirect_call_infos after inlining.
527 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
528 inlining if performing indirect inlining. Call
529 free_all_ipa_structures_after_iinln when doing so too.
530 (inline_generate_summary): Do not call
531 free_all_ipa_structures_after_iinln here.
532 * ipa-prop.c (update_jump_functions_after_inlining): New function.
533 (print_edge_addition_message): New function.
534 (update_call_notes_after_inlining): New function.
535 (propagate_info_to_inlined_callees): New function.
536 (ipa_propagate_indirect_call_infos): New function.
537 * ipa-prop.h: Include cgraph.h
538 (struct ipa_param_call_note): Fields reordered, new field processed.
539 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
541 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
542 rediscovered call statements.
543 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
544 (dump_cgraph_node): Dump also the indirect_call flag.
545 (cgraph_clone_edge): Copy also the indirect_call flag.
546 * tree-inline.c (copy_bb): Do not check for fndecls from call
547 expressions, check for edge availability when moving clones.
548 (get_indirect_callee_fndecl): New function.
549 (expand_call_inline): If callee declaration is not apprent from
550 the statement, try calling get_indirect_callee_fndecl. Do not
551 issue warnings or call sorry when not inlinings an indirect edge.
552 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
554 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
555 bit more frandly to matching.
556 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
557 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
558 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
560 2008-07-23 Michael Meissner <gnu@the-meissners.org>
563 * opth-gen.awk: Suppress function specific features when building
565 * optc-gen.awk: Ditto.
567 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
570 * diagnostic.c (pedwarn): Add opt parameter.
572 * c-tree.h (pedwarn_init): Add opt parameter.
573 (pedwarn_c90): Likewise.
574 (pedwarn_c99): Likewise.
575 * c-errors.c (pedwarn_c99): Likewise.
576 (pedwarn_c90): Likewise.
577 * toplev.h (pedwarn): Update declaration.
579 * c-lex.c: All calls to pedwarn changed.
580 * builtins.c: All calls to pedwarn changed.
581 * toplev.c: All calls to pedwarn changed.
582 * c-decl.c: All calls to pedwarn changed.
583 * c-typeck.c: All calls to pedwarn changed.
584 * c-common.c: All calls to pedwarn changed.
585 * c-parser.c: All calls to pedwarn changed.
587 2008-07-23 Michael Meissner <gnu@the-meissners.org>
588 Karthik Kumar <karthikkumar@gmail.com>
590 * attribs.c (file scope): Include c-common.h.
591 (decl_attributes): Add support for #pragma GCC optimize and
594 * targhooks.c (default_can_inline_p): New function that is the
595 default for the TARGET_CAN_INLINE_P target hook.
597 * targhooks.h (default_can_inline_p): Add declaration.
599 * tree.c (cl_optimization_node): New static tree for building
600 OPTIMIZATION_NODE tree.
601 (cl_target_option_node): New static tree for building
602 TARGET_OPTION_NODE tree.
603 (cl_option_hash_table): New hash table for hashing
604 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
605 (cl_option_hash_hash): New function to provide the hash value for
606 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
607 (cl_option_hash_eq): New function to provide an equality test for
608 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
609 (tree_code_size): Add support for OPTIMIZATION_NODE and
610 TARGET_OPTION_NODE trees.
611 (tree_code_structure): Add support for OPTIMIZATION_NODE and
612 TARGET_OPTION_NODE trees.
613 (build_optimization_node): Build a tree that has all of the
614 current optimization options.
615 (build_target_option_node): Build a tree that has the target
616 options that might be changed on a per function basis.
618 * tree.h (file scope): Include options.h.
619 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
620 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
621 (TREE_OPTIMIZATION): Ditto.
622 (TREE_TARGET_SPECIFIC): Ditto.
623 (struct tree_function_decl): Add fields for remembering the
624 current optimization options and target specific options.
625 (struct tree_optimization_option): New tree variant that remembers
626 the optimization options.
627 (struct tree_target_option): New tree variant that remembers the
628 target specific flags that might change for compiling a particular
630 (union tree_node): Include tree_optimization_option and
631 tree_target_option fields.
632 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
633 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
634 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
635 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
636 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
637 optimization and target options.
638 (optimization_default_node): New macro to refer to global_trees
640 (optimization_current_node): Ditto.
641 (optimization_cold_node): Ditto.
642 (optimization_hot_node): Ditto.
643 (target_option_default_node): Ditto.
644 (target_option_current_node): Ditto.
645 (current_option_pragma): Ditto.
646 (current_optimize_pragma): Ditto.
648 * target.h (struct gcc_target): Add valid_option_attribute_p,
649 target_option_save, target_option_restore, target_option_print,
650 target_option_pragma_parse, and can_inline_p hooks.
652 * toplev.h (parse_optimize_options): Add declaration.
653 (fast_math_flags_struct_set_p): Ditto.
655 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
656 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
659 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
660 tree_can_inline_p hook to see if one function can inline another.
661 (cgraph_decide_inlining): Ditto.
662 (cgraph_decide_inlining_incrementally): Ditto.
664 * opts.c (decode_options): Add support for running multiple times
665 to allow functions with different target or optimization options
666 than was specified on the command line.
667 (fast_math_flags_struct_set_p): New function that is similar to
668 fast_math_flags_set_p, except it uses the values in the
669 cl_optimization structure instead of global variables.
671 * optc-gen.awk: Add support for TargetSave to allow a back end to
672 declare new fields that need to be saved when using function
673 specific options. Include flags.h and target.h in the options.c
674 source. Add support for Save to indicate which options can be set
675 for individual functions. Generate cl_optimize_save,
676 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
677 cl_target_option_restore, cl_target_option_print functions to
678 allow functions to use different optimization or target options.
680 * opt-functions.awk (var_type_struct): Return the type used for
681 storing the field in a structure.
683 * opth-gen.awk: Add support for TargetSave to allow a back end to
684 declare new fields that need to be saved when using function
685 specific options. Add support for Save to indicate which options
686 can be set for individual functions. Only generate one extern for
687 Mask fields. Generate cl_optimization and cl_target_option
688 structures to remember optimization and target options.
690 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
691 collecting new tree nodes.
692 (TS_TARGET_OPTION): Ditto.
694 * c-decl.c (merge_decls): Merge function specific target and
695 optimization options.
697 * function.c (invoke_set_current_function_hook): If the function
698 uses different optimization options, change the global variables
701 * coretypes.h (struct cl_optimization): Add forward reference.
702 (struct cl_target_option): Ditto.
704 * c-pragma.c (option_stack): New static vector to remember the
705 current #pragma GCC option stack.
706 (handle_pragma_option): New function to support #pragma GCC option
707 to change target options.
708 (optimize_stack): New static vector to remember the current
709 #pragma GCC optimize stack.
710 (handle_pragma_optimize): New function to support #pragma GCC
711 optimize to change optimization options.
712 (init_pragma): Add support for #pragma GCC optimize and #pragma
715 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
716 optimization options.
717 (TARGET_OPTION_NODE): New tree code for remembering certain target
720 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
721 TARGET_OPTION_NODE trees.
723 * common.opt (-O): Add Optimization flag.
725 (-fmath-errno): Ditto.
726 (-falign-functions): Add UInteger flag to make sure flag gets full
727 int in cl_optimization structure.
728 (-falign-jumps): Ditto.
729 (-falign-labels): Ditto.
730 (-falign-loops): Ditto.
731 (-fsched-stalled-insns): Ditto.
732 (-fsched-stalled-insns-dep): Ditto.
734 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
736 (TARGET_OPTION_SAVE): Ditto.
737 (TARGET_OPTION_RESTORE): Ditto.
738 (TARGET_OPTION_PRINT): Ditto.
739 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
740 (TARGET_CAN_INLINE_P): Ditto.
741 (TARGET_INITIALIZER): Add new hooks.
743 * tree-inline.c (tree_can_inline_p): New function to determine
744 whether one function can inline another. Check if the functions
745 use compatible optimization options, and also call the backend
748 * tree-inline.h (tree_can_inline_p): Add declaration.
750 * c-common.c (c_common_attribute): Add support for option and
752 (handle_option_attribute): Add support for the option attribute to
753 allow the user to specify different target options for compiling a
755 (handle_optimize_attribute): Add support for the optimize
756 attribute to allow the user to specify different optimization
757 options for compiling a specific function.
758 (handle_hot_attribute): Turn on -O3 optimization for this one
759 function if it isn't the default optimization level.
760 (handle_cold_attribute): Turn on -Os optimization for this one
761 function if it insn't the default optimization.
762 (const_char_p): New const char * typedef.
763 (optimize_args): New static vector to remember the optimization
765 (parse_optimize_options): New function to set up the optimization
766 arguments from either the optimize attribute or #pragma GCC
769 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
770 (builtin_define_std): Ditto.
772 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
773 Add t-i386 Makefile fragment to add i386-c.o and i386.o
777 * Makefile.in (TREE_H): Add options.h.
778 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
780 * doc/extend.texi (option attribute): Document new attribute.
781 (optimize attribute): Ditto.
782 (hot attribute): Document hot attribute sets -O3.
783 (cold attribute): Document cold attribute sets -Os.
784 (#pragma GCC option): Document new pragma.
785 (#pragma GCC optimize): Ditto.
787 * doc/options.texi (TargetSave): Document TargetSave syntax.
788 (UInteger): Document UInteger must be used for certain flags.
789 (Save): Document Save option to create target specific options
790 that can be saved/restored on a function specific context.
792 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new
794 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
796 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new
798 (TARGET_OPTION_SAVE): Ditto.
799 (TARGET_OPTION_RESTORE): Ditto.
800 (TARGET_OPTION_PRINT): Ditto.
801 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
802 (TARGET_CAN_INLINE_P): Ditto.
804 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
806 (-mfpmath=both): Ditto.
808 2008-07-23 Michael Meissner <gnu@the-meissners.org>
809 Karthik Kumar <karthikkumar@gmail.com>
811 * config/i386/i386.h (TARGET_ABM): Move switch into
813 (TARGET_POPCNT): Ditto.
814 (TARGET_SAHF): Ditto.
816 (TARGET_PCLMUL): Ditto.
817 (TARGET_CMPXCHG16B): Ditto.
818 (TARGET_RECIP): Move switch into target_flags.
819 (TARGET_FUSED_MADD): Ditto.
820 (ix86_arch_features): Make an unsigned char type.
821 (ix86_tune_features): Ditto.
822 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
823 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
824 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
826 * config/i386/i386.opt (arch): New TargetSave field to define
827 fields that need to be saved for function specific option
831 (branch_cost): Ditto.
832 (ix86_isa_flags_explicit): Ditto.
833 (tune_defaulted): Ditto.
834 (arch_specified): Ditto.
835 (-m128-long-double): Add Save flag to save option for target
836 specific option support.
838 (-maccumulate-outgoing-args): Ditto.
839 (-malign-double): Ditto.
840 (-malign-stringops): Ditto.
841 (-mfancy-math-387): Ditto.
842 (-mhard-float): Ditto.
844 (-minline-all-stringops): Ditto.
845 (-minline-stringops-dynamically): Ditto.
846 (-mms-bitfields): Ditto.
847 (-mno-align-stringops): Ditto.
848 (-mno-fancy-math-387): Ditto.
849 (-mno-push-args): Ditto.
850 (-mno-red-zone): Ditto.
851 (-mpush-args): Ditto.
854 (-msseregparm): Ditto.
855 (-mstack-arg-probe): Ditto.
870 (-mrecip): Move flag into target_flags.
872 (-mno-fused-madd): Ditto.
873 (-mfused-madd): Ditto.
874 (-mabm): Move flag into ix86_isa_flags.
881 * config/i386/i386-c.c: New file for #pragma support.
882 (ix86_target_macros_internal): New function to #define or #undef
883 target macros based when the user uses the #pragma GCC option to
884 change target options.
885 (ix86_pragma_option_parse): New function to add #pragma GCC option
887 (ix86_target_macros): Move defining the target macros here from
888 TARGET_CPU_CPP_BUILTINS in i386.h.
889 (ix86_register_pragmas): Register the #pragma GCC option hook. If
890 defined, initialize any subtarget #pragmas.
892 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
893 REGISTER_TARGET_PRAGMAS.
895 * config/i386/t-i386: New file for x86 dependencies.
896 (i386.o): Make dependencies mirror the include files used.
897 (i386-c.o): New file, add dependencies.
899 * config/i386/i386-protos.h (override_options): Add bool
901 (ix86_valid_option_attribute_tree): Add declaration.
902 (ix86_target_macros): Ditto.
903 (ix86_register_macros): Ditto.
905 * config/i386/i386.c (ix86_tune_features): Move initialization of
906 the target masks to initial_ix86_tune_features to allow functions
907 to have different target options. Make type unsigned char,
908 instead of unsigned int.
909 (initial_ix86_tune_features): New static vector to hold processor
910 masks for the tune variables.
911 (ix86_arch_features): Move initialization of the target masks to
912 initial_ix86_arch_features to allow functions to have different
913 target options. Make type unsigned char, instead of unsigned
915 (initial_ix86_arch_features): New static vector to hold processor
916 masks for the arch variables.
917 (enum ix86_function_specific_strings): New enum to describe the
918 string options used for attribute((option(...))).
919 (ix86_target_string): New function to return a string that
920 describes the target options.
921 (ix86_debug_options): New function to print the current options in
923 (ix86_function_specific_save): New function hook to save the
924 function specific global variables in the cl_target_option
926 (ix86_function_specific_restore): New function hook to restore the
927 function specific variables from the cl_target_option structure to
928 the global variables.
929 (ix86_function_specific_print): New function hook to print the
930 target specific options in the cl_target_option structure.
931 (ix86_valid_option_attribute_p): New function hook to validate
932 attribute((option(...))) arguments.
933 (ix86_valid_option_attribute_tree): New function that is common
934 code between attribute((option(...))) and #pragma GCC option
935 support that parses the options and returns a tree holding the
937 (ix86_valid_option_attribute_inner_p): New helper function for
938 ix86_valid_option_attribute_tree.
939 (ix86_can_inline_p): New function hook to decide if one function
940 can inline another on a target specific basis.
941 (ix86_set_current_function); New function hook to switch target
942 options if the user used attribute((option(...))) or #pragma GCC
944 (ix86_tune_defaulted): Move to static file scope from
946 (ix86_arch_specified): Ditto.
947 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
949 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
950 (OPTION_MASK_ISA_ABM_SET): Ditto.
951 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
952 (OPTION_MASK_ISA_CX16_SET): Ditto.
953 (OPTION_MASK_ISA_SAHF_SET): Ditto.
954 (OPTION_MASK_ISA_AES_UNSET): Ditto.
955 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
956 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
957 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
958 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
959 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
960 (struct ptt): Move to static file scope from override_options.
961 (processor_target_table): Ditto.
963 (ix86_handle_option): Add support for options that are now isa
965 (override_options): Add support for declaring functions that
966 support different target options than were specified on the
967 command line. Move struct ptt, processor_target_table, cpu_names,
968 ix86_tune_defaulted, ix86_arch_specified to static file scope.
969 Add bool argument. Fix up error messages so the appropriate error
970 is given for either command line or attribute.
971 (ix86_previous_fndecl): New static to remember previous function
972 declaration to see if we need to change target options.
973 (ix86_builtins_isa): New array to record the ISA of each builtin
975 (def_builtin): Always create the builtin function, even if the
976 current ISA doesn't support it.
977 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
978 tests for those builtins.
979 (ix86_init_builtins): Remove TARGET_MMX test for calling
980 ix86_init_mmx_sse_builtins.
981 (ix86_expand_builtin): If the current ISA doesn't support a given
982 builtin, signal an error.
983 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
984 (TARGET_SET_CURRENT_FUNCTION): Ditto.
985 (TARGET_OPTION_SAVE): Ditto.
986 (TARGET_OPTION_RESTORE): Ditto.
987 (TARGET_OPTION_PRINT): Ditto.
988 (TARGET_CAN_INLINE_P): Ditto.
990 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
992 * c-typeck.c (build_external_ref): Don't call assemble_external.
993 * final.c (output_operand): Call assemble_external.
995 2008-07-21 DJ Delorie <dj@redhat.com>
997 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
998 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
1000 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1002 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
1003 original insn and splitter contents into ...
1004 ("*div<mode>3_fast"): ... this new pattern. Enable only if
1005 flag_unsafe_math_optimizations. Add dummy scratch register.
1006 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
1007 !flag_unsafe_math_optimizations. Returns number with next
1008 highest magnitude if this is still less or equal to the true
1009 quotient in magnitude.
1011 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
1013 * Makefile.in: Replace toplev.h with TOPLEV_H.
1014 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
1015 * c-lex.c (fe_file_change): Don't set in_system_header.
1016 * c-parser.c (c_token): Remove in_system_header.
1017 (c_lex_one_token): Don't set in_system_header.
1018 (c_parser_set_source_position_from_token): Don't set in_system_header.
1019 * diagnostic.c (diagnostic_report_diagnostic): Use location from
1022 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
1023 * flags.h (in_system_header): Remove.
1024 * function.c (saved_in_system_header): Remove.
1025 (push_cfun): Don't set in_system_header.
1026 (pop_cfun): Don't set in_system_header.
1027 (push_struct_function): Don't set in_system_header.
1028 * input.h (expanded_location): Add sysp.
1029 (in_system_header_at): New.
1030 (in_system_header): New.
1031 * toplev.c (in_system_header): Remove.
1032 * toplev.h: Include input.h
1034 * tree-cfg.c (execute_warn_function_return): Call warning_at.
1035 * tree-ssa.c (warn_uninit): Call warning_at.
1036 (warn_uninitialized_var): Update calls to warn_uninit.
1037 (warn_uninitialized_phi): Update calls to warn_uninit.
1038 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
1039 (expand_location): Initialize xloc.sysp.
1040 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
1041 (tree_decl_with_vis): Remove in_system_header_flag.
1043 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
1046 * recog.c (asm_operand_ok): Change the order of the extra
1047 memory constraint checks.
1049 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1052 * tree-switch-conversion.c (build_one_array): Call
1053 varpool_mark_needed_node and varpool_finalize_decl
1054 instead of assemble_variable.
1056 2008-07-19 Jan Hubicka <jh@suse.cz>
1058 * cgraph.c (cgraph_add_new_function): Do early local passes.
1059 * tree-nrv.c (gate_pass_return_slot): New gate.
1060 (pass_nrv): Add the gate.
1061 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
1063 (coalesce_ssa_name): Coalesce SSA names.
1064 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
1065 not optimizing so unused user vars remains visible.
1066 * common.opt (flag_tree_ter): Always enable by default.
1067 * tree-ssa-ter.c: Include flags.h
1068 (is_replaceable_p): Check that locations match; when aliasing is missing
1069 be conservative about loads.
1070 * tree-optimize.c (gate_init_datastructures): Remove.
1071 (pass_init_datastructures): New.
1072 * passes.c: Reorder passes so we always go into SSA.
1074 2008-07-19 Jan Hubicka <jh@suse.cz>
1076 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
1077 * doc/invoke.texi (--combine): Likewise.
1078 (-finline-functions-called-once): Update levels when enabled.
1079 (-funit-at-a-time): Document new behaviour.
1080 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
1081 -fno-section-anchors when disabled explicitly.
1082 (inline params): They are not ignored now.
1083 (precompiled headers): Remove unit-at-a-time as being incompatible.
1084 * opts.c (decode_options): Handle unit-at-a-time as alias;
1085 imply -fno-section-anchors when toplevel reorder is disabled
1087 * common.opt (ftoplevel-reorder): Set default value to 2.
1088 (funit-at-a-time): Set default value to 1.
1089 * config/rs6000/rs6000.c (optimization_options): Set section anchors
1092 2008-07-19 Jan Hubicka <jh@suse.cz>
1094 * builtins.c (expand_builtin_int_roundingfn,
1095 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
1098 2008-07-19 Richard Guenther <rguenther@suse.de>
1101 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
1102 * tree-ssa-sccvn.c (get_constant_value_id): New function.
1103 * tree-ssa-pre.c (get_expr_value_id): For newly created
1104 constant value-ids make sure to add the expression to its
1107 2008-07-19 Jakub Jelinek <jakub@redhat.com>
1110 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
1111 return value of the builtin is ignored.
1113 2008-07-19 Olivier Hainque <hainque@adacore.com>
1115 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
1116 bits, a C conformant malloc implementation has to provide.
1117 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
1119 2008-07-19 Joseph Myers <joseph@codesourcery.com>
1123 * reload.c (find_reloads_subreg_address): Only reload address if
1124 reloaded == 0, not for reloaded != 1.
1127 2008-07-16 Joseph Myers <joseph@codesourcery.com>
1128 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
1129 (m32c_legitimate_address_p): Handle "++rii" addresses created by
1130 m32c_legitimize_reload_address.
1132 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1133 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
1134 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
1136 2008-07-19 Olivier Hainque <hainque@adacore.com>
1138 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
1139 argument, saying whether nested array are to be collapsed
1140 into a single array type DIE with multiple subscripts.
1141 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
1142 issues, centralize the nested array types collapsing control and
1143 disable the transformation for Ada.
1145 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
1148 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
1150 (x86_64_shift_adj_2): New expander.
1151 (x86_64_shift_adj_3): Ditto.
1152 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
1153 to split TImode operands.
1154 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
1155 (ix86_split_lshr): Ditto.
1157 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
1159 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
1160 and __CHAR32_TYPE__.
1161 * c-typeck.c (digest_init): Support char16_t and char32_t.
1162 (set_nonincremental_init_from_string): Idem.
1164 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
1167 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
1168 PREFERRED_STACK_BOUNDARY.
1169 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1171 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
1174 * function.c (locate_and_pad_parm): Cap boundary earlier.
1176 2008-07-17 Julian Brown <julian@codesourcery.com>
1178 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
1179 no-op for targets which don't use DLLs.
1181 2008-07-17 Martin Jambor <mjambor@suse.cz>
1183 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
1184 that nodes are relevant by examining the node->analyzed flag.
1185 (ipcp_init_stage): Check which nodes are relevant, assert that the
1186 relevant ones are also required.
1187 (ipcp_propagate_stage): Check on the side arrays are properly
1189 (ipcp_print_all_jump_functions): Make sure not to touch any node
1190 that is not analyzed or an edge that does not have a corresponding
1191 entry in the on-the-side vectors.
1192 (ipcp_function_scale_print): Likewise.
1193 (ipcp_update_callgraph): Check that the node is relevant.
1194 (ipcp_insert_stage): Check that the node is relevant. Check there is
1195 an info for every node and edge.
1196 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
1197 (ipa_print_all_tree_maps): Likewise and a new variable info.
1198 (ipa_print_all_params_modified): Likewise.
1199 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
1201 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
1204 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
1206 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
1208 PR rtl-optimization/36753
1209 * fwprop.c (use_killed_between): Don't shortcut
1210 single-definition global registers.
1212 2008-07-16 Jan Hubicka <jh@suse.cz>
1214 * cgraph.h (varpool_empty_needed_queue): Declare.
1215 * cgraphunit.c (output_in_order): Mark all variables as needed;
1217 * varpool.c (varpool_assemble_node): Update debug queue.
1218 (varpool_assemble_pending_decls): Don't do it here.
1219 (varpool_empty_needed_queue): New function.
1221 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1223 * recog.c (peephole2_optimize): Fix formatting.
1225 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1227 * c-pch.c (get_ident): Avoid C++ keywords.
1228 * combine-stack-adj.c (single_set_for_csa): Likewise.
1229 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
1230 output_asm_insn): Likewise.
1231 * reload.c (push_secondary_reload, find_reusable_reload,
1232 push_reload, combine_reloads, find_reloads,
1233 debug_reload_to_stream): Likewise.
1234 * reload.h (struct reload): Likewise.
1235 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
1236 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
1237 emit_output_reload_insns): Likewise.
1238 * targhooks.c (default_secondary_reload): Likewise.
1239 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
1241 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1243 * recog.c (validate_change_1, validate_change,
1244 validate_unshare_change, validate_replace_rtx_1, struct
1245 funny_match, constrain_operands, peephole2_optimize): Avoid C++
1247 * reload.c (push_secondary_reload, secondary_reload_class,
1248 scratch_reload_class, find_valid_class, find_reusable_reload,
1249 push_reload, find_dummy_reload, find_reloads_address_1,
1250 find_reloads_address_part, find_equiv_reg): Likewise.
1251 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
1252 choose_reload_regs): Likewise.
1253 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
1255 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1256 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1257 * sched-rgn.c (concat_INSN_LIST): Likewise.
1258 * stor-layout.c (mode_for_size, mode_for_size_tree,
1259 smallest_mode_for_size): Likewise.
1261 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1263 * cfg.c (dump_reg_info): Avoid C++ keywords.
1264 * dwarf2asm.c (dw2_force_const_mem,
1265 dw2_asm_output_encoded_addr_rtx): Likewise.
1266 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
1267 * expmed.c (expand_shift): Likewise.
1268 * global.c (find_reg): Likewise.
1269 * graph.c (draw_edge): Likewise.
1270 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
1271 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
1272 widen_clz, widen_bswap, expand_parity, expand_unop,
1273 emit_cmp_and_jump_insn_1): Likewise.
1274 * postreload.c (reload_cse_simplify_operands): Likewise.
1275 * ra.h (add_neighbor): Likewise.
1276 * reg-stack.c (remove_regno_note, change_stack): Likewise.
1277 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
1278 record_reg_classes, copy_cost, record_address_regs,
1279 invalid_mode_change_p): Likewise.
1280 * regrename.c (regrename_optimize, scan_rtx_reg,
1281 dump_def_use_chain, find_oldest_value_reg,
1282 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
1284 2008-07-16 David Edelsohn <edelsohn@gnu.org>
1286 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
1287 MASK_POWERPC64 for power4 in previous commit.
1289 2008-07-16 Olivier Hainque <hainque@adacore.com>
1291 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
1292 instead of bare conversion to cast const-ness away.
1294 2008-07-16 Anatoly Sokolov <aesok@post.ru>
1296 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
1297 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
1298 * config/xtensa/xtensa.c (xtensa_function_value): New function.
1299 (TARGET_FUNCTION_VALUE): Define.
1301 2008-07-16 David Edelsohn <edelsohn@gnu.org>
1303 * config/rs6000/rs6000.c (processor_target_table): Add
1304 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
1306 2008-07-16 Joseph Myers <joseph@codesourcery.com>
1309 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
1310 (m32c_legitimate_address_p): Handle "++rii" addresses created by
1311 m32c_legitimize_reload_address.
1313 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
1315 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
1316 DECL_IN_SYSTEM_HEADER in sync.
1318 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
1320 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
1321 * tree-ssa-pre.c (pre_expr_eq): Ditto
1322 (get_constant_for_value_id): Take a type as an argument.
1323 (fully_constant_expression): Pass in type.
1324 (find_or_generate_expression): Short circuit constant case.
1325 (create_expression_by_pieces): Remove special casing of
1327 (do_regular_insertion): Short circuit constant case.
1328 (do_partial_partial_insertion): Ditto.
1330 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1333 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
1335 2008-07-15 Bob Wilson <bob.wilson@acm.org>
1337 * config/xtensa/libgcc-xtensa.ver: New file.
1338 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
1340 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1342 * df-problems.c (df_set_note): Avoid C++ keywords.
1343 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
1344 * dse.c (record_store, remove_useless_values): Likewise.
1345 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
1346 gen_reg_rtx_offset, operand_subword, change_address_1,
1347 change_address, adjust_address_1, offset_address,
1348 widen_memory_access, emit_copy_of_insn_after): Likewise.
1349 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
1350 * fwprop.c (should_replace_address, propagate_rtx_1,
1351 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
1353 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
1354 gcse_emit_move_after, update_ld_motion_stores): Likewise.
1355 * lcm.c (compute_insert_delete, pre_edge_lcm,
1356 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
1357 * lower-subreg.c (resolve_reg_notes): Likewise.
1358 * mode-switching.c (optimize_mode_switching): Likewise.
1360 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1362 * bt-load.c (add_btr_def, migrate_btr_def,
1363 branch_target_load_optimize): Avoid C++ keywords.
1364 * caller-save.c (insert_restore, insert_save, insert_one_insn):
1366 * combine.c (subst, simplify_set, make_extraction,
1367 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
1368 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
1369 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
1371 2008-07-15 Richard Guenther <rguenther@suse.de>
1374 * c-common.c (strict_aliasing_warning): Do not warn for
1375 TYPE_REF_CAN_ALIAS_ALL pointers.
1376 (c_common_get_alias_set): may_alias types are not special.
1377 * tree.c (build_pointer_type_for_mode): Look up the may_alias
1378 attribute and set can_ref_all accordingly.
1379 (build_reference_type_for_mode): Likewise.
1380 * doc/extend.texi (may_alias): Clarify.
1382 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1385 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
1386 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
1388 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1391 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
1392 gcc_assert, instead call output_operand_lossage.
1394 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
1396 * builtins.c (std_canonical_va_list): Treat structure based
1399 2008-07-15 Ben Elliston <bje@au.ibm.com>
1401 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
1403 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
1405 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
1408 2008-07-14 Jan Hubicka <jh@suse.cz>
1410 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
1411 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
1412 fix predicates and constraints.
1413 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
1414 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
1416 2008-07-14 Doug Kwan <dougkwan@google.com>
1418 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
1419 additional option file arm/eabi.opt.
1420 * config/arm/eabi.h (File): New configuration file for EABI targets.
1421 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
1422 SUBSUBTARGET_EXTRA_SPECS.
1423 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
1424 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
1425 from STARTFILE_SPEC so that it can be referenced in an override.
1426 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
1427 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
1428 can be referenced in an override.
1429 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
1430 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
1431 so that it can be referenced in an override.
1432 (LINK_SPEC): Use BPABI_LINK_SPEC.
1433 * config/arm/eabi.opt (File): New.
1435 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1437 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
1438 (FIXED_VALUE_H): New variable.
1439 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
1440 input.h, fixed-value.h.
1441 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
1442 (BASIC_BLOCK_H): Use $(BITMAP_H).
1443 (FUNCTION_H): Add varray.h.
1444 (IPA_REFERENCE_H): Use $(BITMAP_H).
1445 (CGRAPH_H): Add $(BASIC_BLOCK_H).
1446 (DF_H): Use $(BITMAP_H).
1447 (GGC_H): Add statistics.h.
1449 (INSN_ATTR_H): Use it.
1450 (SYSTEM_H): Add safe-ctype.h, filenames.h.
1452 (SYMTAB_H): Add $(OBSTACK_H).
1453 (CPP_INTERNAL_H): New.
1454 (TREE_DUMP_H): Add tree-pass.h.
1455 (TREE_FLOW_H): Use $(BITMAP_H)
1456 (PRETTY_PRINT_H): Use $(INPUT_H).
1457 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
1460 (many object files): Fix lots of header dependencies throughout.
1462 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1464 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
1466 (s-gtyp-input): Use them to write tmp-gi.list.
1467 (echo_to_gi.list): Remove.
1469 2008-07-14 Richard Guenther <rguenther@suse.de>
1471 * tree-ssa-sccvn.c (pre_info): Remove.
1472 (switch_to_PRE_table): Likewise.
1473 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
1474 (set_hashtable_value_ids): Do not create value-ids for the
1476 (run_scc_vn): Remove double test. Remove bogus special-case
1477 in value-number printing.
1478 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
1479 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
1481 * tree-flow-inline.h (get_value_handle): Remove.
1482 * tree-flow.h (get_value_handle): Remove.
1484 2008-07-14 Martin Jambor <mjambor@suse.cz>
1486 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
1487 in which we generate arithmetics is not a subrange.
1489 2008-07-14 Martin Jambor <mjambor@suse.cz>
1491 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
1493 2008-07-14 Richard Guenther <rguenther@suse.de>
1495 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
1497 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
1500 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
1501 reload for symbol refs moved to r0 with -fPIC.
1502 (legitimize_pic_address): Use the target register as temporary
1504 (emit_symbolic_move): Adjust comment.
1505 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
1508 2008-07-14 Ben Elliston <bje@au.ibm.com>
1510 * c-common.h (C_CPP_HASHNODE): New macro.
1511 * coretypes.h (struct cpp_token): Forward declare.
1512 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1513 the context-sensitive keyword method.
1514 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
1515 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
1516 expand_bool_pixel): New.
1517 (altivec_categorize_keyword): New function.
1518 (init_vector_keywords): New function.
1519 (rs6000_macro_to_expand): Likewise.
1520 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
1521 compiling an ISO C dialect.
1523 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
1525 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
1526 (create_expression_by_pieces): Fix typo.
1527 (do_regular_insertion): Use debug counter here too.
1529 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
1532 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
1533 CONST_OK_FOR_LETTER_P. All port-local users changed.
1534 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
1535 implement Kp matching power-of-two.
1536 (CONSTRAINT_LEN): Define to match.
1537 * config/cris/cris.md: Replace all use of constraint K with Kc.
1538 ("*btst*): Use Kp for operand 0 of last alternative.
1540 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1543 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
1546 2008-07-13 Jan Hubicka <jh@suse.cz>
1548 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
1551 2008-07-13 Richard Guenther <rguenther@suse.de>
1554 * langhooks.c (lhd_print_error_function): Deal with recursive
1557 2008-07-12 Jan Hubicka <jh@suse.cz>
1559 * cgraph.c (assembler_name_hash): New static var.
1560 (hash_node_by_assembler_name, eq_assembler_name): New.
1561 (cgraph_node_for_asm): Use hashtable.
1562 (cgraph_remove_node): Maintain hashtable.
1563 (change_decl_assembler_name): Sanity check that names are not changing
1564 after aliasing was processed.
1565 * cgraph.h (varpoon_node): Add next GGC marker.
1566 * tree.c (decl_assembler_name_equal): Constify.
1567 (decl_assembler_name_hash): New.
1568 * tree.h (decl_assembler_name_equal): Constify.
1569 (decl_assembler_name_hash): Update.
1571 2008-07-12 David Daney <ddaney@avtrex.com>
1573 * config/mips/driver-native.c (host_detect_local_cpu): Handle
1576 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
1578 * doc/md.texi: Document the MIPS "v" constraint.
1579 * config/mips/mips.h (reg_class): Revert last change.
1580 (REG_CLASS_NAMES): Likewise.
1581 (REG_CLASS_CONTENTS): Likewise.
1582 * config/mips/mips.c (mips_regno_to_class): Likewise.
1583 * config/mips/constraints.md (v): Likewise, but add documentation.
1584 Add a comment to say that this constraint should not be used in
1587 2008-07-11 DJ Delorie <dj@redhat.com>
1589 * config/h8300/h8300.md (length): Fix branch offset limit.
1591 2008-07-11 Anatoly Sokolov <aesok@post.ru>
1593 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
1594 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
1595 (avr_hard_regno_scratch_ok): New function.
1596 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
1597 * config/avr/avr.md (all peepholes that request a scratch register):
1598 Remove avr_peep2_scratch_safe use.
1600 2008-07-11 Tom Tromey <tromey@redhat.com>
1601 Ian Lance Taylor <iant@google.com>
1603 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
1604 (struct c_common_resword): Define.
1605 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
1606 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
1607 (c_common_reswords, num_c_common_reswords): Declare.
1608 * c-common.c (c_common_reswords): New global const array.
1609 (num_c_common_reswords): New const int.
1610 * c-parser.c (struct resword, reswords): Don't define.
1611 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
1612 (c_parse_init): Clarify mask code. Use c_common_reswords rather
1613 than reswords. If warning about C++ keywords, give them a special
1615 (c_lex_one_token): Warn about C++ keywords. Call
1616 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
1617 (c_parser_external_declaration): Look for RID_xxx rather than
1618 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
1619 (c_parser_statement_after_labels): Likewise.
1620 (c_parser_objc_class_instance_variables): Likewise.
1621 (c_parser_objc_class_declaration): Likewise.
1622 (c_parser_objc_try_catch_statement): Likewise.
1623 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
1624 (declspecs_add_type): Likewise.
1626 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
1628 * ggc-page.c (alloc_page):
1629 Substituting xmalloc, xcalloc with
1630 XNEWVEC and XCNEWVAR macros which add the
1633 2008-07-11 Richard Guenther <rguenther@suse.de>
1635 PR tree-optimization/36765
1636 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
1637 aliases from HEAP vars to SMTs.
1639 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1641 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
1642 * configure.ac (loose_warn): Move -Wc++-compat from here...
1643 (strict_warn): ...to here.
1644 * configure: Regenerate.
1646 2008-07-10 Joseph Myers <joseph@codesourcery.com>
1648 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
1649 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
1650 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
1651 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
1652 excluding more specific h8300-*-* and sh-*-* targets.
1654 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
1656 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
1658 (execute_pre): Call loop_optimizer_finalize in early exit.
1660 2008-07-10 Jakub Jelinek <jakub@redhat.com>
1663 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
1664 uids in the bitmap, not just VAR_DECL uids.
1666 PR rtl-optimization/36419
1667 * combine-stack-adj.c (adjust_frame_related_expr): New function.
1668 (combine_stack_adjustments_for_block): Call it if needed. Delete
1670 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
1671 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
1672 prologue sp adjustment.
1674 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
1677 * opts.c (print_ignored_options): Report postponed diagnostics for
1678 unknown -Wno-* options as warnings, not errors.
1679 (postpone_unknown_option_error): Renamed to...
1680 (postpone_unknown_option_warning): ... this.
1682 2008-07-09 Doug Kwan <dougkwan@google.com>
1685 2008-07-08 Doug Kwan <dougkwan@google.com>
1687 * config/arm/arm.opt (mandroid): New option.
1688 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
1689 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
1691 (CC1PLUS_SPEC): Same.
1693 (STARTFILE_SPEC): Same.
1694 (ENDFILE_SPEC): Same.
1695 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
1698 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
1701 * config/mips/mips.h (reg_class): Remove V1_REG.
1702 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1703 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
1705 (mips_get_tp): New function.
1706 (mips_legitimize_tls_address): Use it.
1707 * config/mips/constraints.md (v): Delete.
1708 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
1709 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
1710 After reload, split into a move and ...
1711 (*tls_get_tp_<mode>_split): ...this new instruction.
1713 2008-07-09 David Daney <ddaney@avtrex.com>
1715 * config/mips/driver-native.c: Include coretypes.h and tm.h.
1717 2008-07-09 Jakub Jelinek <jakub@redhat.com>
1719 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
1720 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
1722 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
1723 htab_delete should be called. Don't free c.
1724 (lookup_tmp_var): Create temp_htab lazily.
1725 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
1726 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
1728 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
1729 lower_omp_ordered, lower_omp_critical, lower_omp_for,
1730 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
1731 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
1732 * tree-sra.c (generate_element_init): Likewise.
1733 * tree-mudflap.c (execute_mudflap_function_ops,
1734 execute_mudflap_function_decls): Likewise.
1735 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
1736 * tree-gimple.h (struct gimplify_ctx): New type.
1737 (push_gimplify_context): Adjust prototype.
1739 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
1741 * tree-ssa-pre.c (phi_translate_1): Update placement of
1744 2008-07-09 Anatoly Sokolov <aesok@post.ru>
1746 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
1747 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
1748 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
1749 * targhooks.c (default_hard_regno_scratch_ok): New function.
1750 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
1751 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
1752 * recog.c: Include "target.h".
1753 (peep2_find_free_register): Add check for global regs. Add target
1755 * Makefile.in (recog.o): Depend on target.h.
1757 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
1759 * config/sh/sh.c (sh_canonical_va_list_type): New.
1760 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
1762 2008-07-09 Raksit Ashok <raksit@google.com>
1764 * doc/invoke.texi (Option Summary): Mention new option
1765 -Wdisallowed-function-list=...
1766 (Warning Options): Document -Wdisallowed-function-list=...
1767 * common.opt (Wdisallowed-function-list=): New flag.
1768 * flags.h (warn_disallowed_functions): External definition of new
1769 boolean warning flag.
1770 (warn_if_disallowed_function_p): Declare new function.
1771 * opts.c (warning_disallowed_functions): New static variable.
1772 (warn_disallowed_functions): New boolean warning flag.
1773 (warn_if_disallowed_function_p): New function.
1774 (add_comma_separated_to_vector): Rename
1775 add_instrument_functions_exclude_list to this.
1776 (common_handle_option): Handle new option. Rename calls to
1777 add_instrument_functions_exclude_list into calls to
1778 add_comma_separated_to_vector.
1779 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
1780 based on flag warn_disallowed_functions.
1782 2008-07-09 Christian Bruel <christian.bruel@st.com>
1784 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
1785 instead of get_attr_length.
1787 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1789 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
1791 * genemit.c (gen_insn): Likewise.
1792 * gengtype.c (note_def_vec): Likewise.
1793 * gengtype.h (note_def_vec): Likewise.
1794 * genoutput.c (struct data, output_insn_data, process_template,
1795 gen_expand, gen_split, note_constraint): Likewise.
1796 * genrecog.c (new_decision, add_to_sequence, factor_tests,
1797 make_insn_sequence): Likewise.
1798 * gensupport.c (record_insn_name): Likewise.
1800 2008-07-08 Doug Kwan <dougkwan@google.com>
1802 * config/arm/arm.opt (mandroid): New option.
1803 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
1804 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
1806 (CC1PLUS_SPEC): Same.
1808 (STARTFILE_SPEC): Same.
1809 (ENDFILE_SPEC): Same.
1810 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
1813 2008-07-08 Raksit Ashok <raksit@google.com>
1815 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
1816 (set_storage_via_setmem): Fix expected_align parameter.
1817 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
1818 missing from the list.
1819 * doc/md.texi (movmem): Explicitly state that expected alignment is
1820 to be expressed in bytes.
1821 (setmem): Explicitly state that expected alignment is to be expressed
1824 2008-07-08 Joseph Myers <joseph@codesourcery.com>
1826 * reload.c (find_reloads_subreg_address): Do not require validity
1827 of address in original mode before reloading address.
1829 2008-07-07 Tianwei Sheng <tianweis@google.com>
1831 * df-core.c (df_remove_problem): Adjust the access to avoid out of
1832 bounds array access.
1834 2008-07-08 Jakub Jelinek <jakub@redhat.com>
1836 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
1838 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
1840 Fix PR tree-optimization/23455
1841 Fix PR tree-optimization/35286
1842 Fix PR tree-optimization/35287
1843 * Makefile.in (OBJS-common): Remove tree-vn.o.
1844 (tree-vn.o): Remove.
1845 * dbgcnt.def: Add treepre_insert debug counter.
1846 * gcc/tree-flow.h (add_to_value): Updated for other changes.
1847 (debug_value_expressions): Ditto.
1848 (print_value_expressions): Ditto.
1849 * tree-pretty-print.c (dump_generic_node): Updated for
1850 VALUE_HANDLE removal.
1851 * tree-ssa-dom.c (record_equality): Ditto.
1852 (cprop_operand): Ditto.
1853 (lookup_avail_expr): Ditto.
1854 * tree-ssa-threadedge.c
1855 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
1856 (simplify_control_stmt_condition): Ditto.
1857 * tree.c (tree_code_size): Ditto.
1858 (tree_node_structure): Ditto.
1859 (iterative_hash_expr): Ditto.
1861 * tree.h (VALUE_HANDLE_ID): Ditto.
1862 (VALUE_HANDLE_EXPR_SET): Ditto.
1863 (struct tree_value_handle): Ditto.
1864 (union tree_node): Ditto.
1865 * treestruct.def: Ditto.
1866 * tree-vn.c: Removed.
1867 * tree-ssa-pre.c: Rewritten entirely.
1868 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
1869 (constant_value_ids): Ditto.
1870 (vn_nary_op_t): Moved to header.
1872 (vn_reference_op_t): Ditto
1873 (vn_reference_t): Ditto.
1874 (next_value_id): New variable.
1875 (VN_INFO): Add an assert.
1876 (vn_constant_eq): New function.
1877 (vn_constant_hash): Ditto.
1878 (get_or_alloc_constant_value_id): Ditto.
1879 (value_id_constant_p): Ditto.
1880 (vn_reference_compute_hash): De-staticify.
1881 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
1882 Disable some code with a FIXME. Remove VALUE_HANDLE use.
1883 (valueize_refs): Update opcode if it changes from ssa name to constant.
1884 (vn_reference_lookup_1): Add new argument.
1885 (vn_reference_lookup): Ditto.
1886 (vn_reference_lookup_pieces): New function.
1887 (vn_reference_insert): Add return type. Modify to deal with value ids.
1888 (vn_reference_insert_pieces): New function.
1889 (vn_nary_op_compute_hash): De-staticify.
1890 (vn_nary_op_eq): Ditto.
1891 (vn_nary_op_lookup_pieces): New function.
1892 (vn_nary_op_lookup): Add new argument.
1893 (vn_nary_op_insert_pieces): New function.
1894 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
1895 (vn_phi_insert): Ditto.
1896 (visit_unary_op): Update for callee changes.
1897 (visit_binary_op): Ditto.
1898 (visit_reference_op_load): Ditto.
1899 (visit_reference_op_store): Ditto.
1900 (init_scc_vn): Init next_value_id, constant_to_value_id and
1902 (free_scc_vn): Free them.
1903 (set_hashtable_value_ids): New function.
1904 (run_scc_vn): Use it.
1905 (get_max_value_id): New function.
1906 (get_next_value_id): Ditto.
1907 (expressions_equal_p): Moved from tree-vn.c
1908 (sort_vuses): Ditto.
1909 (sort_vuses_heap): Ditto.
1910 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
1912 * tree.c (iterative_hash_hashval_t): Made non-static
1913 * tree.h (iterative_hash_hashval_t): Declare it.
1915 2008-07-08 Martin Jambor <mjambor@suse.cz>
1917 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
1918 instead of ipa_create_node_params.
1919 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
1920 ipa_check_create_edge_args, free them with
1921 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
1923 * ipa-prop.c: Include flags.h and tree-inline.h.
1924 (ipa_node_params_vector): New variable.
1925 (ipa_edge_args_vector): New variable.
1926 (edge_removal_hook_holder): New variable.
1927 (node_removal_hook_holder): New variable.
1928 (edge_duplication_hook_holder): New variable.
1929 (node_duplication_hook_holder): New variable.
1930 (ipa_detect_param_modifications): Check for presence of modified flags.
1931 (ipa_compute_jump_functions): Check for presence of jump functions.
1932 (ipa_free_edge_args_substructures): New function.
1933 (ipa_create_node_params): Removed.
1934 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
1935 (ipa_free_node_params_substructures): New function.
1936 (ipa_free_all_node_params): Changed to deallocate the on-the-side
1938 (ipa_edge_removal_hook): New function.
1939 (ipa_node_removal_hook): New function.
1940 (duplicate_array): New function.
1941 (ipa_edge_duplication_hook): New function.
1942 (ipa_node_duplication_hook): New function.
1943 (ipa_register_cgraph_hooks): New function.
1944 (ipa_unregister_cgraph_hooks): New function.
1945 (free_all_ipa_structures_after_ipa_cp): New function.
1947 * ipa-prop.h: Include vec.h.
1948 (ipa_node_params_t): New typedef with vector types for it.
1949 (ipa_edge_args_t): New typedef with vector types for it.
1950 (IPA_NODE_REF): Changed to access an on-the-side vector.
1951 (IPA_EDGE_REF): Changed to access an on-the-side vector.
1952 (ipa_check_create_node_params): New function.
1953 (ipa_check_create_edge_args): New function.
1955 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
1958 2008-07-07 Tom Tromey <tromey@redhat.com>
1960 * configure, config.in: Rebuilt.
1961 * configure.ac: Don't check for scandir or alphasort.
1963 2008-07-07 Joseph Myers <joseph@codesourcery.com>
1965 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
1966 types immediately after creating them.
1968 2008-07-07 Joseph Myers <joseph@codesourcery.com>
1970 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
1972 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
1974 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
1975 dump_constraint_graph.
1976 (dump_constraint_edge): New function.
1977 (dump_constraint_graph): New function.
1978 (debug_constraint_graph): New function.
1979 (dump_constraint): Removed useless comparison.
1980 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
1981 (dump_constraint_graph): Declare.
1982 (debug_constraint_graph): Declare.
1983 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
1985 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
1987 * config/i386/i386.c (is_va_list_char_pointer): New.
1988 (ix86_va_start): Replace compare with ms_va_list_type_node
1989 by is_va_list_char_pointer.
1990 (ix86_gimplify_va_arg): Likewise.
1992 2008-07-07 Martin Jambor <mjambor@suse.cz>
1994 * cgraph.c (cgraph_edge_max_uid): New variable.
1995 (struct cgraph_edge_hook_list): New type.
1996 (struct cgraph_node_hook_list): New type.
1997 (struct cgraph_2edge_hook_list): New type.
1998 (struct cgraph_2node_hook_list): New type.
1999 (first_cgraph_edge_removal_hook): New variable.
2000 (first_cgraph_node_removal_hook): New variable.
2001 (first_cgraph_edge_duplicated_hook): New variable.
2002 (first_cgraph_node_duplicated_hook): New variable.
2003 (cgraph_add_edge_removal_hook): New function.
2004 (cgraph_remove_edge_removal_hook): New function.
2005 (cgraph_call_edge_removal_hooks): New function.
2006 (cgraph_add_node_removal_hook): New function.
2007 (cgraph_remove_node_removal_hook): New function.
2008 (cgraph_call_node_removal_hooks): New function.
2009 (cgraph_add_edge_duplication_hook): New function.
2010 (cgraph_remove_edge_duplication_hook): New function.
2011 (cgraph_call_edge_duplication_hooks): New function.
2012 (cgraph_add_node_duplication_hook): New function.
2013 (cgraph_remove_node_duplication_hook): New function.
2014 (cgraph_call_node_duplication_hooks): New function.
2015 (cgraph_create_edge): Assign to edge uid.
2016 (cgraph_remove_edge): Call edge removal hooks.
2017 (cgraph_node_remove_callees): Call edge removal hooks.
2018 (cgraph_node_remove_callers): Call edge removal hooks.
2019 (cgraph_remove_node): Call node removal hooks.
2020 (cgraph_clone_edge): Call edge duplication hooks.
2021 (cgraph_clone_node): Call node duplication hooks.
2023 * cgraph.h (cgraph_edge): New field uid.
2024 (cgraph_edge_hook): New type.
2025 (cgraph_node_hook): New type.
2026 (cgraph_2edge_hook): New type.
2027 (cgraph_2node_hook): New type.
2029 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
2031 * config.in: Regenerate.
2033 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
2035 * gcc.c (print_sysroot): New.
2036 (option_map, display_help, process_command): Handle the
2037 -print-sysroot option.
2038 (main): Print the sysroot if requested.
2039 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
2041 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2044 * unwind-pe.h (size_of_encoded_value): add attribute unused.
2046 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
2048 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
2049 (assign_parm_setup_block_p): Also check mode of entry_parm.
2051 2008-07-07 Richard Guenther <rguenther@suse.de>
2053 * tree-ssa-structalias.h (set_used_smts): Remove.
2054 * tree-ssa-structalias.c (used_smts): Likewise.
2055 (set_used_smts): Likewise.
2056 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
2057 call to set_used_smts.
2059 2008-07-07 Richard Guenther <rguenther@suse.de>
2061 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
2062 (new_var_info): Set it to false.
2063 (solution_set_add): Correctly handle pointers outside a var and
2065 (type_safe): Treat variables with is_full_var properly.
2066 (do_sd_constraint): Likewise.
2067 (do_ds_constraint): Likewise.
2068 (process_constraint): Remove zeroing offset for !use_field_sensitive.
2069 (get_constraint_for_ptr_offset): New function.
2070 (get_constraint_for_component_ref): For addresses at least include
2071 the last field of the variable. Handle is_full_vars properly.
2072 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
2073 (handle_ptr_arith): Remove.
2074 (find_func_aliases): Simplify assignment handling.
2075 (create_function_info_for): For parameter and result varinfos set
2077 (create_variable_info_for): Set is_full_var flag whenever we
2078 just created a single varinfo for a decl.
2079 (init_alias_vars): Initialize use_field_sensitive from
2080 max-fields-for-field-sensitive parameter.
2082 2008-07-07 Richard Guenther <rguenther@suse.de>
2084 PR tree-optimization/36713
2085 * tree-flow-inline.h (is_call_used): New function.
2086 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
2087 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2088 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
2090 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2092 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
2094 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
2096 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
2098 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2099 Nathan Sidwell <nathan@codesourcery.com>
2101 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
2102 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
2104 * config/m68k/t-linux: New.
2105 * doc/install.texi: Document m68k-*-linux is now multilibbed by
2108 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
2110 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
2111 * config/m68k/m68k-devices.def: Remove multilibs that only differ
2114 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2116 * gcc.c (execute): Fix -Wc++-compat warning.
2118 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
2121 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
2122 constant for little endian.
2124 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
2126 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
2127 mips_base_mips16 instead of TARGET_MIPS16.
2128 (mips_base_mips16): Declare.
2129 * config/mips/mips.c (mips_base_mips16): Make global.
2130 (was_mips16_p): Remove GTY marker.
2131 (was_mips16_pch_p): New variable.
2132 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
2133 (mips_override_options): Force to non-MIPS16 mode initially.
2134 Do not complain about MIPS16 PIC incompatibilities here.
2135 Only allow -mgpopt if -mexplicit-relocs is in force for
2138 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
2140 * configure.ac: Check for caddr_t, define to char * if not defined.
2141 * configure: Regenerate.
2142 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
2143 (mmap_gt_pch_use_address): Likewise.
2144 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
2146 2008-07-06 Richard Guenther <rguenther@suse.de>
2148 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
2149 (new_var_info): Deal with it.
2150 (solution_set_add): Likewise.
2151 (bitpos_of_field): Make signed, fix.
2152 (struct fieldoff): Remove type and decl fields. Make size field
2153 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
2155 (fieldoff_compare): Deal with it.
2156 (push_fields_onto_fieldstack): Remove has_union argument, glob
2157 adjacent non-pointer fields together.
2158 (create_function_info_for): Do not set has_union.
2159 (create_variable_info_for): Simplify.
2161 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
2163 * config.gcc (extra_headers): Add cross-stdarg.h for target
2164 x86_64-*-* and i?86-*-*.
2165 * config/i386/cross-stdarg.h: New.
2166 * builtins.c (std_fn_abi_va_list): New.
2167 (std_canonical_va_list_type): New.
2168 (stabilize_va_list): Replace va_list_type_node use by
2169 mtarget.canonical_va_list_type.
2170 (gimplify_va_arg_expr): Likewise.
2171 (expand_builtin_va_copy): Replace va_list_type_node use by
2172 mtarget.fn_abi_va_list.
2173 * tree-sra.c (is_va_list_type): New helper.
2174 (decl_can_be_decomposed_p): Replace
2175 va_list_type_node use by is_va_list_type.
2176 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
2177 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2178 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
2179 * config/i386/i386-protos.h (ix86_get_valist_type): New.
2180 (ix86_enum_va_list): New.
2181 * config/i386/i386.c (sysv_va_list_type_node): New.
2182 (ms_va_list_type_node): New.
2183 (ix86_function_type_abi): Remove sorry.
2184 (ix86_build_builtin_va_list_abi): New.
2185 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
2187 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
2188 (ix86_init_builtins_va_builtins_abi): New.
2189 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
2191 (ix86_handle_abi_attribute): New.
2192 (attribute_spec): Add sysv_abi and ms_abi.
2193 (ix86_fn_abi_va_list): New.
2194 (ix86_canonical_va_list_type): New.
2195 (ix86_enum_va_list): New.
2196 (TARGET_FN_ABI_VA_LIST): New.
2197 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2198 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
2199 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
2200 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2201 (TARGET_ENUM_VA_LIST): New.
2202 * expr.h (std_fn_abi_va_list): New.
2203 (std_canonical_va_list_type): New.
2204 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
2205 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2206 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
2207 TARGET_CANONICAL_VA_LIST_TYPE.
2208 * target.h (struct gcc_target): Add fn_abi_va_list hook
2209 and canonical_va_list_type hook.
2211 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2213 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
2214 integral and pointer types.
2216 2008-07-04 Roger Sayle <roger@eyesopen.com>
2218 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
2219 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
2221 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
2224 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
2226 2008-07-04 Jakub Jelinek <jakub@redhat.com>
2228 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
2229 build_gimple_modify_stmt.
2230 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
2231 gimple operand. Use fold_build* instead of build*.
2233 2008-07-04 Richard Guenther <rguenther@suse.de>
2235 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
2236 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
2237 properly to compute the reachability set if we do field-sensitive PTA.
2238 * invoke.texi (max-fields-for-field-sensitive): Document default.
2239 * opts.c (decode_options): Set max-fields-for-field-sensitive to
2240 100 for optimize >= 2.
2242 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2244 * ggc-zone.c (lookup_page_table_if_allocated,
2245 set_page_table_entry, zone_find_object_size, alloc_small_page,
2246 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
2247 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
2248 -Wc++-compat and/or -Wcast-qual warnings.
2250 2008-07-04 Alan Modra <amodra@bigpond.net.au>
2253 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
2254 pic_offset_table_rtx to be marked as used here.
2255 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
2256 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
2257 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
2258 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
2261 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2263 * alloc-pool.c (hash_descriptor, eq_descriptor,
2264 alloc_pool_descriptor): Fix -Wc++-compat warnings.
2265 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
2267 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
2268 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
2269 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
2270 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
2273 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
2275 * tree-flow.h (loop_only_exit_p): Declare.
2276 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
2277 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
2278 the number of iterations if it is constant. Otherwise, if this is the
2279 only possible exit of the loop, use the conservative estimate on the
2280 number of iterations of the entire loop if available.
2282 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
2284 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
2285 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
2286 Add synchronization functions.
2287 * config/sync.c: New file.
2288 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
2289 (LIBGCC_SYNC_CFLAGS): Likewise.
2291 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
2294 * config/i386/i386.md (mode): Add TF to "mode" attribute.
2295 (*pushtf_sse): New insn pattern.
2296 (pushtf splitters): New splitters.
2298 2008-07-03 Michael Meissner <gnu@the-meissners.org>
2301 * predict.c (build_predict_expr): Use void_type_node for the tree
2302 type, instead of NULL_TREE.
2304 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
2306 * config/i386/i386.c (contains_aligned_value_p): Return true
2308 (ix86_data_alignment): Align TCmode to 128bits.
2309 (ix86_local_alignment): Likewise.
2311 2008-07-03 Andrew Haley <aph@redhat.com>
2314 * vec.h (VEC_TA): New.
2315 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
2316 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
2317 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
2318 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
2319 (C_COMMON_FIXED_TYPES): Remove first arg.
2320 (C_COMMON_FIXED_MODE_TYPES): Likewise.
2321 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
2322 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
2323 not to use empty macro arguments.
2325 2008-07-02 Joseph Myers <joseph@codesourcery.com>
2327 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
2328 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
2329 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
2330 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
2331 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
2332 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
2333 config/ia64/crtn.asm, config/m68hc11/larith.asm,
2334 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
2335 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
2336 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2337 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2338 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2339 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
2340 config/rs6000/e500crtres64gpr.asm,
2341 config/rs6000/e500crtres64gprctr.asm,
2342 config/rs6000/e500crtrest32gpr.asm,
2343 config/rs6000/e500crtrest64gpr.asm,
2344 config/rs6000/e500crtresx32gpr.asm,
2345 config/rs6000/e500crtresx64gpr.asm,
2346 config/rs6000/e500crtsav32gpr.asm,
2347 config/rs6000/e500crtsav64gpr.asm,
2348 config/rs6000/e500crtsav64gprctr.asm,
2349 config/rs6000/e500crtsavg32gpr.asm,
2350 config/rs6000/e500crtsavg64gpr.asm,
2351 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
2352 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
2353 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
2354 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
2355 config/sparc/sol2-cn.asm: Remove .file directives.
2357 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
2359 * resource.c (mark_referenced_resources): Look inside
2360 UNSPEC_VOLATILEs and ASM_INPUTs.
2362 2008-07-02 Ian Lance Taylor <iant@google.com>
2364 * rtlanal.c (add_reg_note): New function.
2365 * rtl.h (add_reg_note): Declare.
2366 * auto-inc-dec.c (attempt_change): Use add_reg_note.
2367 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
2368 * builtins.c (expand_builtin_longjmp): Likewise.
2369 (expand_builtin_nonlocal_goto): Likewise.
2370 * calls.c (emit_call_1, expand_call): Likewise.
2371 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2372 * cfglayout.c (fixup_reorder_chain): Likewise.
2373 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
2374 (commit_one_edge_insertion): Likewise.
2375 * combine.c (move_deaths, distribute_notes): Likewise.
2376 * df-problems.c (df_set_note): Likewise.
2377 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
2378 (set_unique_reg_note): Likewise.
2379 (emit_copy_of_insn_after): Likewise.
2380 * expr.c (expand_expr_real): Likewise.
2381 * gcse.c (add_label_notes): Likewise.
2382 * haifa-sched.c (create_check_block_twin): Likewise.
2383 * jump.c (mark_jump_label_1): Likewise.
2384 * loop-doloop.c (add_test, doloop_modify): Likewise.
2385 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2386 * lower-subreg.c (move_eh_region_note): Likewise.
2387 * optabs.c (emit_libcall_block): Likewise.
2388 * predict.c (predict_insn): Likewise.
2389 (combine_predictions_for_insn): Likewise.
2390 * recog.c (peephole2_optimize): Likewise.
2391 * regmove.c (try_auto_increment): Likewise.
2392 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
2393 * reload.c (find_reloads): Likewise.
2394 * reload1.c (fixup_eh_region_note): Likewise.
2395 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
2396 * reorg.c (delete_prior_computation): Likewise.
2397 (delete_computation, dbr_schedule): Likewise.
2398 * config/pa/pa.c (legitimize_pic_address): Likewise.
2399 * config/sh/sh.c (sh_reorg): Likewise.
2401 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
2404 * config/libgcc-glibc.ver: Add %exclude.
2405 * config/m32r/libgcc-glibc.ver: Likwise.
2406 * config/s390/libgcc-glibc.ver: Likwise.
2407 * config/sh/libgcc-glibc.ver: Likwise.
2408 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
2410 * config/i386/libgcc-glibc.ver: New.
2412 * config/i386/libgcc-x86_64-glibc.ver: Removed.
2414 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
2416 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
2417 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
2418 i[34567]86-*-linux*, x86_64-*-linux*. Add
2419 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
2420 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
2421 x86_64-*-linux*. Add i386/t-linux to tmake_file for
2422 i[34567]86-*-linux*, x86_64-*-linux*.
2424 * libgcc-std.ver: Add empty GCC_4.4.0.
2426 * mkmap-symver.awk: Support multiple versions per symbol.
2428 * config/i386/i386.c (ix86_init_builtins): Always define
2429 __builtin_fabsq and __builtin_copysignq with fallbacks.
2430 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
2431 and __builtin_copysignq if SSE2 isn't available.
2433 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
2434 (LIBGCC2_TF_CEXT): Likwise.
2437 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
2439 * config/i386/sfp-machine.h: Moved to libgcc.
2441 * config/i386/sfp-machine.h: New.
2442 * config/i386/t-linux: Likwise.
2444 * config/i386/t-darwin: Remove softfp_wrap_start and
2446 * config/i386/t-darwin64: Likewise.
2448 * config/i386/t-fprules-softfp64: Renamed to ...
2449 * config/i386/t-fprules-softfp: This.
2451 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
2452 and softfp_wrap_end.
2454 2008-07-02 Jason Merrill <jason@redhat.com>
2456 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
2458 * tree.c (ctor_to_list): New fn.
2459 * tree.h: Declare it.
2460 (CONSTRUCTOR_ELT): New macro.
2461 (CONSTRUCTOR_NELTS): New macro.
2463 2008-07-02 Richard Guenther <rguenther@suse.de>
2465 * tree-ssa-structalias.c (struct variable_info): Reorder
2466 to fill padding on 64bit hosts. Make collapsed_to an int.
2467 (get_varinfo_fc): Deal with that.
2468 (new_var_info): Likewise.
2469 (collapse_rest_of_var): Likewise.
2471 2008-07-02 Joshua Sumali <jsumali@redhat.com>
2473 * doc/install.texi (--enable-java-home): Document.
2474 (--enable-aot-compile-rpm): Likewise.
2475 (--with-arch-directory): Likewise.
2476 (--with-os-directory): Likewise.
2477 (--with-origin-name): Likewise.
2478 (--with-arch-suffix): Likewise.
2479 (--with-jvm-root-dir): Likewise.
2480 (--with-jvm-jar-dir): Likewise.
2481 (--with-python-dir): Likewise.
2483 2008-07-02 Richard Guenther <rguenther@suse.de>
2485 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
2486 from decls explicitly. Merge operand checking from tuples.
2488 2008-07-02 Martin Jambor <mjambor@suse.cz>
2490 * tree-switch-conversion.c: Included timevar.h which I forgot before.
2492 2008-07-02 Martin Jambor <mjambor@suse.cz>
2494 * tree-switch-conversion.c: Included timevar.h
2495 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
2497 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
2499 2008-07-02 Martin Jambor <mjambor@suse.cz>
2501 * tree-switch-conversion.c: Corrected various comments and
2503 (build_constructors): Fixed minor formatting mistakes.
2505 * invoke.texi (Optimize Options): Corrected the
2506 switch-conversion-max-branch-ratio parameter.
2508 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
2510 * final.c (asm_insn_count): Return zero for an empty asm body.
2512 2008-07-02 Richard Guenther <rguenther@suse.de>
2514 * bitmap.h (bitmap_set_bit): Return bool.
2515 (bitmap_clear_bit): Likewise.
2516 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
2517 write to the bitmap if it would.
2518 (bitmap_clear_bit): Likewise.
2519 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
2520 bitmap_set_bit return value.
2521 (add_pred_graph_edge): Likewise.
2522 (add_graph_edge): Likewise.
2523 (do_sd_constraint): Likewise.
2524 (do_ds_constraint): Likewise.
2526 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2528 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
2529 Fix -Wc++-compat and/or -Wcast-qual warnings.
2530 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
2531 gen_regparm_prefix): Likewise.
2532 * vmsdbgout.c (write_modbeg, lookup_filename,
2533 vmsdbgout_source_line, vmsdbgout_init): Likewise.
2535 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
2537 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
2538 defaults.h definition apply.
2540 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2542 * function.c (assign_parm_remove_parallels): New.
2543 (assign_parm_setup_block_p): Do not return true for non-BLKmode
2545 (assign_parm_setup_block): Do not handle them.
2546 (assign_parm_setup_reg, assign_parm_setup_stack): Call
2547 assign_parm_remove_parallels.
2549 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2551 * c-typeck.c (convert_for_assignment): Use
2552 vector_targets_convertible_p.
2553 * c-common.c (vector_targets_convertible_p): New.
2554 * c-common.h (vector_targets_convertible_p): New prototype.
2555 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
2556 opaque_p_V2SI_type_node.
2558 2008-07-01 Steve Ellcey <sje@cup.hp.com>
2560 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
2563 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
2565 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
2566 TFmode constants via two element DImode vector for hosts with
2567 HOST_BITS_PER_WIDE_INT < 64.
2568 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
2569 also for HOST_BITS_PER_WIDE_INT < 64.
2571 2008-07-01 Richard Guenther <rguenther@suse.de>
2573 PR tree-optimization/36666
2574 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
2575 (get_constraint_exp_from_ssa_var): Split into ...
2576 (get_constraint_exp_for_temp): ... this ...
2577 (get_constraint_for_ssa_var): ... and that.
2578 Return constraint expressions for all touched sub-fields
2579 if the results address is not taken.
2580 (process_constraint): Remove assertion that aggregate
2581 assignments do not happen at this place.
2582 (get_constraint_for_component_ref): Add address_p argument.
2583 Return constraint expressions for all touched sub-fields
2584 if the results address is not taken.
2585 (do_deref): Use get_constraint_exp_for_temp.
2586 (get_constraint_for_1): Rename from ...
2587 (get_constraint_for): ... this. Add the old function as wrapper.
2588 (do_structure_copy): Use get_constraint_for_1.
2590 2008-07-01 Martin Jambor <mjambor@suse.cz>
2592 * Makefile.in (tree-switch-conversion.o): Add.
2593 (OBJS-common): Add tree-swtch-conversion.o.
2594 * passes.c (init_optimization_passes): Add pass_convert_switch.
2595 * tree-pass.h: (pass_convert_switch): Add.
2596 * tree-switch-conversion.c: New file.
2597 * gcc.dg/tree-ssa/cswtch.c: New testcase.
2598 * common.opt (ftree-cswtch): New option.
2599 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
2600 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
2601 * opts.c (decode_options): Set flag_tree_switch_conversion when
2602 optimization level is >= 2.
2603 * doc/invoke.texi (Optimize Options): Added description of
2604 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
2606 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2608 * config/darwin-driver.c (darwin_default_min_version): Fix
2609 -Wc++-compat warnings.
2611 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
2613 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
2616 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2618 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
2620 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2622 PR rtl-optimization/34744
2623 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
2624 (df_scan_free_internal): Free data structures not
2625 allocated in storage pools.
2626 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
2627 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
2628 df_scan_free_mws_vec.
2629 * dse.c (dse_step6): Free offset_map_p and offset_map_n
2632 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
2634 * config/i386/i386.c (contains_aligned_value_p): Return true
2636 (ix86_function_arg_boundary): Return its natural boundary
2638 (return_in_memory_32): Don't check TDmode.
2639 (ix86_split_to_parts): Support splitting into 4 parts and
2640 support TFmode for 32bit target.
2641 (ix86_split_long_move): Support splitting into 4 parts.
2642 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
2644 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
2645 (ix86_init_builtins): Here.
2646 (ix86_scalar_mode_supported_p): Always return true for TFmode.
2647 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
2648 'q' and 'w', respectively.
2650 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
2652 (movtf_internal): Likewise.
2653 (<code>tf2): Likewise.
2654 (*absnegtf2_sse): Likewise.
2655 (copysign<mode>3): Likewise.
2656 (copysign<mode>3_const): Likewise.
2657 (copysign<mode>3_var): Likewise.
2658 (define_split UNSPEC_COPYSIGN): Likewise.
2659 * config/i386/sse.md (*nandtf3): Likewise.
2660 (<code>tf3): Likewise.
2661 (*<code>tf3): Likewise.
2663 2008-06-30 Joey Ye <joey.ye@intel.com>
2664 H.J. Lu <hongjiu.lu@intel.com>
2666 * global.c (compute_regsets): Set frame_pointer_needed here.
2667 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
2669 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2671 * doc/install.texi (specific): Expand Windows build notes.
2673 2008-06-30 Ira Rosen <irar@il.ibm.com>
2675 PR tree-optimization/36648
2676 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
2677 number of prolog iterations by step. Fix the comment.
2679 2008-06-30 Richard Guenther <rguenther@suse.de>
2682 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
2683 handle calls from ECF_MALLOC functions.
2684 (handle_pure_call): ECF_MALLOC functions do not return
2686 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
2688 2008-06-29 Andreas Schwab <schwab@suse.de>
2690 * config/m68k/m68k.c (print_operand): Always print a float
2692 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
2693 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
2696 * config/rs6000/x-linux64: Remove never used file.
2698 2008-06-29 Richard Guenther <rguenther@suse.de>
2700 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
2702 (struct alias_info): Move ...
2703 * tree-ssa-alias.c: ... here.
2704 (update_alias_info): Declare.
2705 (compute_may_aliases): Call it.
2706 (update_alias_info): New function.
2707 * tree-ssa-structalias.c (update_alias_info): Move ...
2708 * tree-ssa-alias.c (update_alias_info_1): ... here.
2709 * tree-ssa-structalias.c (process_constraint_1): Remove
2710 unused from_call argument. Rename to ...
2711 (process_constraint): ... this. Delete old wrapper.
2712 (make_constraint_to): Adjust callers.
2713 (handle_const_call): Likewise.
2714 (handle_pure_call): Likewise.
2715 (init_base_vars): Likewise.
2716 (handle_lhs_call): Likewise. Remove unnecessary constraint.
2717 (find_func_aliases): We don't need structure copies for
2719 (make_constraint_from_anything): Remove.
2720 (create_variable_info_for): For globals make constraints
2721 from escaped, not from anything.
2722 (compute_points_to_sets): Do not call update_alias_info.
2723 (ipa_pta_execute): Use make_constraint_from.
2725 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2727 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
2728 (bitmap.o-warn, dominance.o-warn): New.
2729 * configure.ac (cxx_compat_warn): Delete.
2730 (loose_warn): Add -Wcast-qual and -Wc++-compat.
2731 * system.h: Remove #pragma diagnostic for -Wcast-qual and
2733 * configure: Regenerate.
2735 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
2738 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2740 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
2741 * df-scan.c (df_notes_rescan): Likewise.
2742 * ggc-page.c (set_page_table_entry): Likewise.
2743 * intl.c (gcc_gettext_width): Likewise.
2744 * varasm.c (get_unnamed_section, get_noswitch_section,
2745 get_section): Likewise.
2747 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
2749 * regrename.c (build_def_use): Don't copy RTX.
2751 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
2753 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
2754 (Type Attributes): Fix nesting of @table and @subsection. Adjust
2755 punctuation. Use @ref instead of @xref.
2756 (Function Names): Remove stray @display/@end display.
2757 (C++ Attributes): Use @ref instead of @xref.
2758 (Deprecated Features): Fix punctuation around @xref.
2759 (Backwards Compatibility): Likewise.
2760 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
2762 2008-06-28 Joseph Myers <joseph@codesourcery.com>
2764 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
2765 constants for E500 double.
2767 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2769 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
2770 element type of const_vector.
2772 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
2774 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
2775 Remove FLAGS_REG clobber from expander pattern.
2776 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
2777 (anddi3, andsi3, andhi3, andqi3): Ditto.
2778 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
2779 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
2780 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
2781 (ashlsi3, ashlhi3, ashlqi3): Ditto.
2782 (ashrsi3, ashrhi3, ashrqi3): Ditto.
2783 (lshrsi3, lshrhi3, lshrqi3): Ditto.
2784 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
2785 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
2787 2008-06-28 Richard Guenther <rguenther@suse.de>
2789 * tree-ssa-structalias.c (callused_id, var_callused,
2790 callused_tree): Add.
2791 (handle_pure_call): New function.
2792 (find_func_aliases): Call it.
2793 (find_what_p_points_to): Handle the call-used set.
2794 (clobber_what_escaped): Likewise.
2795 (compute_call_used_vars): New function.
2796 (init_base_vars): Init the call-used variable.
2797 (do_sd_constraint): Do not propagate the solution from CALLUSED
2798 but use CALLUSED as a placeholder.
2799 (solve_graph): Likewise.
2800 * tree-flow-inline.h (gimple_call_used_vars): New function.
2801 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
2802 (compute_call_used_vars): Declare.
2803 * tree-ssa-alias.c (set_initial_properties): Call
2804 compute_call_used_vars.
2805 (reset_alias_info): Clear call-used variables.
2806 (add_call_clobber_ops): Assert we are not called for const/pure
2807 functions. Remove handling of them.
2808 (add_call_read_ops): Handle pure functions by adding the
2809 call-used set of variables as VUSEs.
2810 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
2811 (delete_tree_ssa): Free it.
2812 * tree-dfa.c (remove_referenced_var): Clear the var from the
2815 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
2817 * tree.c (build_varargs_function_type_list): New.
2818 (build_function_type_list_1): New.
2819 (build_function_type_list): Use build_function_type_list_1.
2820 * tree.h (build_varargs_function_type_list): New.
2822 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2825 * config/spu/spu.c (spu_builtin_splats): Do not generate
2826 invalid CONST_VECTOR expressions.
2827 (spu_expand_vector_init): Likewise.
2829 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
2831 * optabs.c (libfunc_decls): New variable.
2832 (libfunc_decl_hash, libfunc_decl_eq): New functions.
2833 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
2834 for the same function twice.
2836 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
2838 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
2839 ix86_expand_binary_operator directly.
2840 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
2842 (*ashrti3_1): Ditto.
2843 (*lshrti3_1): Ditto.
2844 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
2845 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
2846 using only one splitter. Conditionaly execute splitter before or
2847 after peephole2 pass.
2848 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
2849 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
2850 Use only one alternative in asm template.
2851 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
2853 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
2854 "J" operand constraint for operand 2.
2855 (*ashldi3_cconly_rex64): Ditto.
2856 (*ashrdi3_cmp_rex64): Ditto.
2857 (*ashrdi3_cconly_rex64): Ditto.
2858 (*lshrdi3_cmp_rex64): Ditto.
2859 (*lshrdi3_cconly_rex64): Ditto.
2860 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
2861 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
2862 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
2865 2008-06-27 Jakub Jelinek <jakub@redhat.com>
2867 * gimplify.c (omp_is_private): Don't return true if decl is not
2868 already private on #pragma omp for or #pragma omp parallel for.
2871 * tree-cfg.c (struct move_stmt_d): Replace block field with
2872 orig_block and new_block fields.
2873 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
2874 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
2875 (move_block_to_fn): Replace vars_map and new_label_map arguments
2876 with struct move_stmt_d pointer.
2877 (replace_block_vars_by_duplicates): New function.
2878 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
2879 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
2880 all subblocks of ORIG_BLOCK to the new function. Call
2881 replace_block_vars_by_duplicates.
2882 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
2883 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
2884 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
2885 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
2886 (expand_omp): Temporarily set input_location to the location of
2887 region's controlling stmt.
2888 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
2889 BIND_EXPR, push ctx->block_vars and gimplification vars into
2890 the BIND_EXPR and its block's BLOCK_VARS instead of directly
2892 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
2893 there are any BLOCK_VARS.
2894 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
2895 OMP_PARALLEL or OMP_TASK stmt.
2896 (lower_omp): Save and restore input_location around the lower_omp_1
2899 2008-06-27 Richard Guenther <rguenther@suse.de>
2901 PR tree-optimization/36400
2902 PR tree-optimization/36373
2903 PR tree-optimization/36344
2904 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
2905 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
2906 (update_alias_info): Remove call clobbering code.
2907 (make_constraint_to): New helper function.
2908 (make_escape_constraint): Likewise.
2909 (handle_rhs_call): Use it on all pointer containing arguments.
2910 Also mark the static chain escaped.
2911 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
2912 instead of ANYTHING.
2913 (make_constraint_from): New helper split out from ...
2914 (make_constraint_from_anything): ... here.
2915 (find_func_aliases): Add constraints for escape sites.
2916 (intra_create_variable_infos): Make constraints from NONLOCAL
2918 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
2920 (clobber_what_p_points_to): Remove.
2921 (clobber_what_escaped): New function.
2922 (init_base_vars): Init NONLOCAL and ESCAPED.
2923 (do_sd_constraint): Do not propagate the solution from ESCAPED
2924 but use ESCAPED as a placeholder.
2925 (solve_graph): Likewise.
2926 * tree-flow.h (clobber_what_p_points_to): Remove.
2927 (clobber_what_escaped): Declare.
2928 * tree-ssa-alias.c (set_initial_properties): Call it.
2929 Remove code clobbering escaped pointers.
2931 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
2933 * function.c (allocate_struct_function): Only allocate a unique
2934 funcdef_no if the decl is nonzero.
2936 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
2938 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
2939 * config/mips/mips.c (mips_split_const_insns): New function.
2940 * config/mips/mips.md (move_type): New attribute.
2941 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
2942 (dword_mode): New attribute.
2943 (type): Avoid long line. Map "move_type"s to "type"s,
2944 choosing "multi" for doubleword moves if appropriate.
2945 Swap MTC/MFC comments to match their declaration order.
2946 (extended_mips16): Default to "yes" if "move_type" is "sll0",
2947 "type" is "branch" or "jal" is "direct".
2948 (length): Handle "extended_mips16" first. Make the default
2949 "0" for "ghost" instructions. Set the length from "move_type".
2950 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
2951 of "type", with "sll0" for the register alternative. Remove the
2952 "extended_mips16" attribute.
2953 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
2954 of "type", with "shift_shift" for the register alternative.
2955 Remove the "length" attribute.
2956 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
2957 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
2958 of "type", with "andi" for the register alternative.
2959 (*zero_extendqihi2): Likewise.
2960 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
2961 of "andi" instead of a "type" of "arith".
2962 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
2964 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
2965 (mov_<store>r, *mov<mode>_ra): Likewise.
2966 (extendsidi2): Use "move_type" instead of "type", with "move"
2967 for the register alternative.
2968 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
2969 of "type", with "signext" for the register alternative.
2970 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
2971 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
2972 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
2973 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
2974 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
2975 (unnamed branch insn): Likewise.
2976 (*movdi_gp32_fp64): Fold into...
2977 (*movdi_32bit): ...here.
2978 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
2979 (*movdf_hardfloat): ...this new pattern.
2980 (*movdf_softfloat): Remove redundant FPR alternatives.
2981 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
2982 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
2983 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
2984 the "move" attribute.
2985 (*movdi_32bit): Use "move_type" instead of "type" and remove the
2986 "length" attribute. Use "fpload" and "fpstore" instead of "load"
2987 and "store" for COP loads and stores.
2988 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
2989 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
2990 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
2991 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
2992 (*movtf_mips16, *movv2sf): Likewise.
2993 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
2994 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
2995 (mfhc1<mode>): Use "move_type" instead of "move".
2996 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
2997 (loadgp_blockage): Remove the "length" attribute.
2998 (blockage, set_got_version, update_got_version): Likewise.
2999 (call_internal): Remove the "extended_mips16" attribute.
3000 (call_value_internal, call_value_multiple_internal): Likewise.
3001 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
3003 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
3004 the "length" attribute.
3006 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3008 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
3009 -Wcast-qual warnings.
3010 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
3011 handle_pragma_pop_macro): Likewise.
3012 * collect2.c (resolve_lib_name): Likewise.
3013 * config/arc/arc.c (arc_init): Likewise.
3014 * config/arm/arm.c (neon_builtin_compare,
3015 locate_neon_builtin_icode): Likewise.
3016 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
3017 * config/bfin/bfin.c (bfin_init_machine_status,
3018 bfin_optimize_loop): Likewise.
3019 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
3020 * config/cris/cris.c (cris_init_expanders): Likewise.
3021 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
3022 * config/darwin.c (machopic_indirection_eq,
3023 machopic_indirection_name, machopic_output_indirection): Likewise.
3024 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
3025 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
3026 frv_optimize_membar): Likewise.
3027 * config/i386/cygwin.h (mingw_scan,
3028 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
3029 * config/i386/cygwin1.c (mingw_scan): Likewise.
3030 * config/i386/i386.c (machopic_output_stub): Likewise.
3031 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
3032 i386_pe_unique_section): Likewise.
3033 * config/ia64/ia64.c (ia64_init_machine_status,
3034 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
3036 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
3037 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
3038 * config/m68k/m68k.c (m68k_handle_option,
3039 m68k_sched_md_init_global): Likewise.
3040 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
3041 mcore_unique_section): Likewise.
3042 * config/mips/mips.c (mips_block_move_straight,
3043 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
3045 * config/mmix/mmix.c (mmix_init_machine_status,
3046 mmix_encode_section_info): Likewise.
3047 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
3048 * config/rs6000/rs6000.c (rs6000_init_machine_status,
3049 print_operand_address, output_toc, redefine_groups,
3050 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
3051 * config/s390/s390.c (s390_init_machine_status): Likewise.
3052 * config/score/score.c (score_block_move_straight,
3053 score_block_move_loop_body): Likewise.
3054 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
3055 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
3056 * emit-rtl.c (find_auto_inc): Likewise.
3057 * gcc.c (translate_options, process_command): Likewise.
3058 * reorg.c (dbr_schedule): Likewise.
3059 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
3060 * xcoffout.c (xcoffout_declare_function): Likewise.
3062 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
3064 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
3065 ipa-pta working again.
3067 2008-06-27 David Edelsohn <edelsohn@gnu.org>
3069 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
3072 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
3074 * config.gcc (powerpc*-*-*): Add new core e500mc.
3075 * config/rs6000/e500mc.md: New file.
3076 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3078 (rs6000_override_options): Add e500mc case to
3079 processor_target_table. Altivec and Spe options not allowed
3080 with e500mc. Add isel instruction to e500mc by
3081 default. Initialize rs6000_cost for e500mc.
3082 (rs6000_issue_rate): Set issue rate for e500mc.
3083 * config/rs6000/rs6000.h (processor_type): Add
3084 PROCESSOR_PPCE500MC.
3085 (ASM_CPU_SPEC): Add e500mc.
3086 Set TARGET_ISEL to rs6000_isel.
3087 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
3088 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
3089 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
3091 * doc/invoke.texi: Add e500mc to list of cpus.
3093 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3096 * c-lex.c (lex_charconst): Initialize unsignedp.
3098 2008-06-27 Olivier Hainque <hainque@adacore.com>
3100 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
3101 documented assumptions.
3103 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
3105 * dwarf2out.c: Remove trailing white spaces. Break long line
3108 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
3110 * libfuncs.h (LTI_synchronize): New libfunc_index.
3111 (synchronize_libfunc): Declare.
3112 * builtins.c (expand_builtin_synchronize): Consider using
3113 synchronize_libfunc before falling back on an asm blockage.
3114 * config/mips/mips.c: Include libfuncs.h
3115 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
3117 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
3119 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
3120 parameter. Copy stack_reg to r11 where appropriate.
3121 (no_global_regs_above): Add gpr parameter.
3122 (rs6000_stack_info): Only add padding for SPE save area if we
3123 are saving SPE GPRs and CR.
3124 (saveres_routine_syms): New variable.
3125 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
3127 (rs6000_savres_routine_sym): New function.
3128 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
3130 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
3131 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
3132 Tweak FPR out-of-line saving.
3133 (rs6000_make_savres_rtx): New function.
3134 (rs6000_use_multiple_p): New function.
3135 (rs6000_savres_strategy): New function.
3136 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
3137 out-of-line if appropriate.
3138 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
3139 if we are optimizing for size.
3140 (GP_SAVE_INLINE): Define.
3141 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
3142 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
3143 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
3144 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
3145 (*save_fpregs_<mode>): Add use of r11.
3146 (*restore_gpregs_<mode>): New insn.
3147 (*return_and_restore_gpregs_<mode>): New insn.
3148 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
3150 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
3151 (*restore_gpregs_spe): New insn.
3152 (*return_and_restore_gpregs_spe): New insn.
3153 * config/rs6000/predicates.md (save_world_operation): Fix check.
3155 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
3157 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
3158 this point, so assert that.
3160 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
3162 * cfganal.c: Include vec.h and vecprim.h.
3163 (compute_idf): Import from...
3164 * tree-into-ssa (compute_idf): ...here.
3165 * basic-block.h (compute_idf): Export.
3167 2008-06-26 Joseph Myers <joseph@codesourcery.com>
3169 * c-decl.c (merge_decls): Use !current_function_decl to check for
3170 extern declaration of C99 inline function being at file scope.
3172 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
3174 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
3176 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3178 * alias.c (record_alias_subset, init_alias_analysis): Fix
3179 -Wc++-compat and/or -Wcast-qual warnings.
3180 * attribs.c (lookup_attribute_spec): Likewise.
3181 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
3182 copy_bb, connect_traces,
3183 find_rarely_executed_basic_blocks_and_cr): Likewise.
3184 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
3185 note_btr_set, migrate_btr_defs): Likewise.
3186 * builtins.c (result_vector, expand_builtin_memcpy,
3187 expand_builtin_mempcpy_args, expand_builtin_strncpy,
3188 builtin_memset_read_str, expand_builtin_printf,
3189 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
3191 * caller-save.c (mark_set_regs): Likewise.
3192 * calls.c (expand_call, emit_library_call_value_1): Likewise.
3193 * cgraph.c (cgraph_edge): Likewise.
3194 * combine.c (likely_spilled_retval_1): Likewise.
3195 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
3196 htab_counts_entry_del, get_coverage_counts): Likewise.
3197 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
3198 new_cselib_val): Likewise.
3199 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
3200 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
3202 * df-core.c (df_compact_blocks): Likewise.
3203 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
3204 * df-scan.c (df_grow_reg_info, df_ref_create,
3205 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
3206 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
3207 df_record_entry_block_defs, df_record_exit_block_uses,
3208 df_bb_verify): Likewise.
3209 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
3210 DF_REF_EXTRACT_MODE_CONST): New.
3211 * dominance.c (get_immediate_dominator, get_dominated_by,
3212 nearest_common_dominator, root_of_dom_tree,
3213 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
3214 -Wc++-compat and/or -Wcast-qual warnings.
3215 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
3216 record_store, replace_read, check_mem_read_rtx, scan_insn,
3217 dse_step1, dse_record_singleton_alias_set): Likewise.
3218 * dwarf2asm.c (dw2_force_const_mem): Likewise.
3220 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3222 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
3223 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
3224 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
3225 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
3226 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
3227 add_ranges_num, add_ranges_by_labels, file_info_cmp,
3228 file_name_acquire, output_file_names, add_const_value_attribute,
3229 premark_used_types_helper, file_table_eq, file_table_hash,
3230 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
3231 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
3232 -Wcast-qual warnings.
3233 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
3234 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
3235 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
3236 gen_reg_rtx, start_sequence, init_emit): Likewise.
3237 * et-forest.c (et_new_occ, et_new_tree): Likewise.
3238 * except.c (init_eh_for_function, gen_eh_region,
3239 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
3240 arh_to_landing_pad, arh_to_label, add_action_record,
3241 add_call_site, switch_to_exception_section): Likewise.
3242 * expmed.c (synth_mult): Likewise.
3243 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
3244 store_expr): Likewise.
3245 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
3247 * function.c (assign_stack_temp_for_type,
3248 allocate_struct_function, match_asm_constraints_1): Likewise.
3249 * gcov-io.c (gcov_allocate): Likewise.
3250 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
3251 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
3252 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
3253 record_one_set, insert_expr_in_table, insert_set_in_table,
3254 dump_hash_table, compute_hash_table_work, alloc_hash_table,
3255 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
3256 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
3257 -Wcast-qual warnings.
3259 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3261 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
3262 -Wcast-qual warnings.
3263 * gcc.c (process_command): Likewise.
3264 * genattrtab.c (oballoc): Use XOBNEW.
3265 (oballocvec): Define.
3266 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
3267 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
3268 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
3269 -Wc++-compat and/or -Wcast-qual warnings.
3270 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
3271 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
3272 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
3273 gen_presence_absence_set, gen_automaton, gen_regexp_el,
3274 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
3275 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
3276 add_excls, process_presence_absence_names,
3277 process_presence_absence_patterns, add_presence_absence,
3278 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
3279 get_free_state, add_arc, get_free_automata_list_el,
3280 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
3281 transform_3, cache_presence, create_ainsns, create_automata,
3282 create_state_ainsn_table, dfa_insn_code_enlarge,
3283 output_trans_func, output_min_issue_delay_func,
3284 output_dead_lock_func, output_reset_func,
3285 output_get_cpu_unit_code_func, output_dfa_start_func,
3286 expand_automata): Likewise.
3287 * genextract.c (gen_insn): Likewise.
3288 * gengtype-lex.l: Likewise.
3289 * gengtype.c (read_input_list, adjust_field_type,
3290 process_gc_options): Likewise.
3291 * genoutput.c (note_constraint): Likewise.
3292 * genpreds.c (mangle, add_constraint): Likewise.
3293 * genrecog.c (process_define_predicate, new_decision,
3294 add_to_sequence): Likewise.
3295 * gensupport.c (record_insn_name): Likewise.
3297 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3299 * config/i386/driver-i386.c (detect_caches_amd,
3300 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
3301 and/or -Wcast-qual warnings.
3302 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
3303 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
3304 gt_pch_save): Likewise.
3305 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
3306 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
3307 * global.c (compute_regsets): Likewise.
3308 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
3309 finish_graph_dump_file): Likewise.
3310 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
3311 unlink_bb_notes): Likewise.
3312 * integrate.c (get_hard_reg_initial_val): Likewise.
3313 * ipa-prop.c (ipa_push_func_to_list): Likewise.
3314 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
3315 * local-alloc.c (update_equiv_regs): Likewise.
3316 * loop-invariant.c (check_invariant_table_size,
3317 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
3319 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
3320 altered_reg_used, mark_altered): Likewise.
3321 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
3322 insert_var_expansion_initialization,
3323 combine_var_copies_in_loop_exit, apply_opt_in_copies,
3324 release_var_copies): Likewise.
3325 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
3326 analyze_matrix_decl, add_allocation_site, analyze_transpose,
3327 analyze_accesses_for_phi_node, check_var_notmodified_p,
3328 check_allocation_function, find_sites_in_func,
3329 record_all_accesses_in_func, transform_access_sites,
3330 transform_allocation_sites): Likewise.
3331 * omp-low.c (new_omp_region, create_omp_child_function_name,
3332 check_omp_nesting_restrictions, check_combined_parallel,
3333 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
3334 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
3335 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3336 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
3338 * opts-common.c (prune_options): Likewise.
3339 * opts.c (add_input_filename, print_filtered_help,
3340 get_option_state): Likewise.
3341 * params.c (add_params): Likewise.
3342 * passes.c (set_pass_for_id, next_pass_1,
3343 do_per_function_toporder, pass_fini_dump_file): Likewise.
3344 * postreload.c (reload_cse_simplify_operands): Likewise.
3345 * predict.c (tree_predicted_by_p, tree_predict_edge,
3346 clear_bb_predictions, combine_predictions_for_bb): Likewise.
3348 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3350 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
3352 * recog.c (check_asm_operands, validate_change_1): Likewise.
3353 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
3354 subst_asm_stack_regs): Likewise.
3355 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
3356 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
3357 * regmove.c (reg_is_remote_constant_p): Likewise.
3358 * regrename.c (regrename_optimize, scan_rtx_reg,
3359 kill_clobbered_value, kill_set_value, kill_autoinc_value):
3361 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
3362 regstat_compute_calls_crossed): Likewise.
3363 * reload1.c (init_reload, new_insn_chain,
3364 has_nonexceptional_receiver, reload, copy_reloads,
3365 calculate_needs_all_insns, init_elim_table): Likewise.
3366 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
3367 * rtl.c (shallow_copy_rtx_stat): Likewise.
3368 * rtlanal.c (parms_set): Likewise.
3369 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
3370 sbitmap_resize, sbitmap_vector_alloc): Likewise.
3371 * sched-ebb.c (earliest_block_with_similiar_load,
3372 add_deps_for_risky_insns): Likewise.
3373 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
3374 schedule_region): Likewise.
3375 * see.c (eq_descriptor_pre_extension,
3376 hash_descriptor_pre_extension, hash_del_pre_extension,
3377 eq_descriptor_properties, hash_descriptor_properties,
3378 hash_del_properties, see_seek_pre_extension_expr,
3379 see_initialize_data_structures, see_print_register_properties,
3380 see_print_pre_extension_expr, see_delete_merged_def_extension,
3381 see_delete_unmerged_def_extension, see_emit_use_extension,
3382 see_pre_delete_extension, see_map_extension, see_commit_changes,
3383 see_analyze_merged_def_local_prop,
3384 see_analyze_merged_def_local_prop,
3385 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
3386 see_set_prop_merged_def, see_set_prop_unmerged_def,
3387 see_set_prop_unmerged_use, see_print_one_extension,
3388 see_merge_one_use_extension, see_merge_one_def_extension,
3389 see_store_reference_and_extension, see_update_uses_relevancy,
3390 see_update_defs_relevancy): Likewise.
3391 * statistics.c (hash_statistics_hash, hash_statistics_eq,
3392 hash_statistics_free, curr_statistics_hash): Likewise.
3393 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
3394 expand_asm_operands, expand_return, case_bit_test_cmp,
3395 expand_case): Likewise.
3396 * stor-layout.c (start_record_layout): Likewise.
3397 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
3398 gt_pch_save_stringpool): Likewise.
3399 * tree-data-ref.c (hash_stmt_vertex_info,
3400 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
3401 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
3403 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
3406 * config/i386/i386.md : Change constraints of HImode and QImode
3407 immediate operands from "i" to "n". Change SImode "ni" constraint to
3408 "i" and SImode "rmi" constraint to "g". Remove all constraints
3409 from const0_operand and const1_operand predicated operands.
3410 (i): Change QImode and HImode attribute from "i" to "n".
3411 (*subqi_2): Change HImode operands to QImode.
3414 2008-06-25 Olivier Hainque <hainque@adacore.com>
3416 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
3419 2008-06-25 Richard Guenther <rguenther@suse.de>
3421 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
3422 not overflow the result type.
3424 2008-06-25 Richard Guenther <rguenther@suse.de>
3426 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
3427 (vn_lookup): Likewise.
3429 2008-06-25 Richard Guenther <rguenther@suse.de>
3431 PR tree-optimization/35518
3432 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
3433 * tree-sra.c (instantiate_element): Use fold_build3 to build
3435 (try_instantiate_multiple_fields): Likewise.
3437 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3439 * config/rs6000/rs6000.md: Change all string instruction's clobber to
3442 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3444 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
3445 use_backchain_to_restore_sp to true
3446 if the offset of the link register save area would go over the 32k - 1
3447 offset limit of the load
3450 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
3452 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
3453 anchor for the type-punning blurb. Cross-reference "Structures
3454 unions enumerations and bit-fields implementation". Provide a
3455 cast-through-pointer example. Make final sentence self-contained.
3456 * doc/implement-c.texi (Structures unions enumerations and
3457 bit-fields implementation): Cross-reference the type-punning blurb
3458 in the -fstrict-aliasing documentation.
3460 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3463 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
3464 the memory instead of the memory itself for the save area.
3466 2008-06-24 Olivier Hainque <hainque@adacore.com>
3467 Nicolas Roche <roche@adacore.com>
3469 * gengtype.c (srcdir_len): size_t instead of int.
3470 (get_file_realbasename): New function. For F a filename, the real
3471 basename of F, with all the path components stripped.
3472 (get_file_srcdir_relative_path): New function. For F a filename, the
3473 relative path to F from $(srcdir).
3474 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
3475 get_file_realbasename. Adjust the head comment.
3476 (get_prefix_langdir_index): New function. For F a filename, return the
3477 lang_dir_names[] relative index of the language directory that is
3479 (get_file_langdir): For F a filename, return the name of the language
3480 directory where F is located.
3481 (get_file_gtfilename): New function. The gt- output file name for an
3483 (get_output_file_with_visibility): Replace in-line computations with
3484 uses of get_file_gtfilename and get_prefix_langdir_index.
3485 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
3487 2008-06-24 Jakub Jelinek <jakub@redhat.com>
3489 PR tree-optimization/36504
3490 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
3491 references without base address.
3493 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3496 * calls.c (expand_call): Increase alignment for recursive functions.
3498 2008-06-23 Anatoly Sokolov <aesok@post.ru>
3500 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
3501 (TARGET_FUNCTION_VALUE): New define.
3502 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
3503 * config/avr/avr.h (FUNCTION_VALUE): Remove.
3505 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3507 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
3508 (fmod<mode>3): Ditto.
3509 (remainderxf3): Ditto.
3510 (remainder<mode>3): Ditto.
3512 2008-06-23 Jakub Jelinek <jakub@redhat.com>
3515 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
3516 REG is a hard register.
3518 PR tree-optimization/36508
3519 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
3520 499, don't check it at all in release compilers.
3522 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3524 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
3525 together with SSE_TARGET_MATH to disable insn pattern.
3526 (*fop_<MODEF:mode>_2_i387): Ditto.
3527 (*fop_<MODEF:mode>_3_i387): Ditto.
3529 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
3531 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
3533 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3536 * gimplify.c (gimplify_asm_expr): Check the return code of
3537 parse_output_constraint call, set function return and is_inout
3540 2008-06-22 Ian Lance Taylor <iant@google.com>
3542 * c-lex.c (narrowest_unsigned_type): Change itk to int.
3543 (narrowest_signed_type): Likewise.
3544 * c-typeck.c (c_common_type): Change local variable mclass to enum
3546 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
3547 tcc_comparison, not the tree code itself.
3548 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
3549 (c_expand_expr): Cast modifier to enum expand_modifier.
3550 * c-common.h (C_RID_CODE): Add casts.
3551 (C_SET_RID_CODE): Define.
3552 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
3553 (c_lex_one_token): Add cast to avoid warning.
3554 (c_parser_objc_type_name): Rename local typename to type_name.
3555 (check_no_duplicate_clause): Change code parameter to enum
3557 (c_parser_omp_var_list_parens): Change kind parameter to enum
3559 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
3560 c_parser_omp_list_var_parens.
3561 (c_parser_omp_threadprivate): Likewise.
3562 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
3563 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
3564 * c-format.c (NO_FMT): Define.
3565 (printf_length_specs): Use NO_FMT.
3566 (asm_fprintf_length_specs): Likewise.
3567 (gcc_diag_length_specs): Likewise.
3568 (scanf_length_specs): Likewise.
3569 (strfmon_length_specs): Likewise.
3570 (gcc_gfc_length_specs): Likewise.
3571 (printf_flag_specs): Change 0 to STD_C89.
3572 (asm_fprintf_flag_specs): Likewise.
3573 (gcc_diag_flag_specs): Likewise.
3574 (gcc_cxxdiag_flag_specs): Likewise.
3575 (scanf_flag_specs): Likewise.
3576 (strftime_flag_specs): Likewise.
3577 (strfmon_flag_specs): Likewise.
3578 (print_char_table): Likewise.
3579 (asm_fprintf_char_table): Likewise.
3580 (gcc_diag_char_table): Likewise.
3581 (gcc_tdiag_char_table): Likewise.
3582 (gcc_cdiag_char_table): Likewise.
3583 (gcc_cxxdiag_char_table): Likewise.
3584 (gcc_gfc_char_table): Likewise.
3585 (scan_char_table): Likewise.
3586 (time_char_table): Likewis.
3587 (monetary_char_table): Likewise.
3588 * c-format.h (BADLEN): Likewise.
3590 2008-06-21 Ian Lance Taylor <iant@google.com>
3592 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
3593 Define END_OF_BASE_TREE_CODES around inclusion.
3594 * tree.c (tree_code_type): New global array.
3595 (tree_code_length, tree_code_name): Likewise.
3596 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
3598 (all-tree.def, s-alltree): New targets.
3599 (gencheck.h, s-gencheck): Remove.
3600 (tree.o): Depend upon all-tree.def.
3601 (build/gencheck.o): Remove gencheck.h dependency.
3602 (mostlyclean): Don't remove gencheck.h.
3603 * c-common.h (enum c_tree_code): Remove.
3604 * c-lang.c (tree_code_type): Remove.
3605 (tree_code_length, tree_code_name): Remove.
3606 * gencheck.c (tree_codes): Include all-tree.def, rather than
3607 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
3609 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
3611 * cp/cp-tree.h (enum cplus_tree_code): Remove.
3612 (operator_name_info): Size to MAX_TREE_CODES.
3613 (assignment_operator_name_info): Likewise.
3614 * cp/cp-lang.c (tree_code_type): Remove.
3615 (tree_code_length, tree_code_name): Remove.
3616 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
3617 (assignment_operator_name_info): Likewise.
3618 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
3620 * cp/mangle.c (write_expression): Likewise.
3621 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
3622 * fortran/f95-lang.c (tree_code_type): Remove.
3623 (tree_code_length, tree_code_name): Remove.
3624 * java/java-tree.h (enum java_tree_code): Remove.
3625 * java/lang.c (tree_code_type): Remove.
3626 (tree_code_length, tree_code_name): Remove.
3627 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
3628 * objc/objc-act.h (enum objc_tree_code): Remove.
3629 * objc/objc-lang.c (tree_code_type): Remove.
3630 (tree_code_length, tree_code_name): Remove.
3631 * objcp/objcp-lang.c (tree_code_type): Remove.
3632 (tree_code_length, tree_code_name): Remove.
3633 * ada/ada-tree.h (enum gnat_tree_code): Remove.
3634 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
3635 * ada/misc.c (tree_code_type): Remove.
3636 (tree_code_length, tree_code_name): Remove.
3638 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
3640 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
3641 the grand_bitmap_obstack.
3643 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3645 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
3646 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
3647 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
3648 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
3649 move_stmt_r, new_label_mapper): Likewise.
3650 * tree-complex.c (cvc_lookup): Likewise.
3651 * tree-dfa.c (create_function_ann): Likewise.
3652 * tree-dump.c (dump_register): Likewise.
3653 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
3654 find_phi_replacement_condition): Likewise.
3655 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
3656 tree_function_versioning): Likewise.
3657 * tree-into-ssa.c (cmp_dfsnum): Likewise.
3658 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
3659 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
3660 get_nonlocal_debug_decl, convert_nonlocal_reference,
3661 convert_nonlocal_omp_clauses, get_local_debug_decl,
3662 convert_local_reference, convert_local_omp_clauses,
3663 convert_nl_goto_reference, convert_nl_goto_receiver,
3664 convert_tramp_reference, convert_call_expr): Likewise.
3665 * tree-outof-ssa.c (contains_tree_r): Likewise.
3666 * tree-parloops.c (reduction_phi, initialize_reductions,
3667 eliminate_local_variables_1, add_field_for_reduction,
3668 add_field_for_name, create_phi_for_local_result,
3669 create_call_for_reduction_1, create_loads_for_reductions,
3670 create_stores_for_reduction, create_loads_and_stores_for_name):
3672 * tree-phinodes.c (allocate_phi_node): Likewise.
3673 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
3674 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
3675 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
3676 * tree-ssa-coalesce.c (compare_pairs): Likewise.
3677 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
3678 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
3679 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
3680 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3681 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
3682 vn_nary_op_insert): Likewise.
3683 * tree-ssa.c (redirect_edge_var_map_add,
3684 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
3685 * tree-vectorizer.c (vectorize_loops): Likewise.
3686 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
3687 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
3688 tree_cons_stat, build1_stat, build_variant_type_copy,
3689 decl_init_priority_lookup, decl_fini_priority_lookup,
3690 decl_priority_info, decl_restrict_base_lookup,
3691 decl_restrict_base_insert, decl_debug_expr_lookup,
3692 decl_debug_expr_insert, decl_value_expr_lookup,
3693 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
3694 type_hash_add, get_file_function_name, tree_check_failed,
3695 tree_not_check_failed, tree_range_check_failed,
3696 omp_clause_range_check_failed, build_omp_clause,
3697 build_vl_exp_stat): Likewise.
3698 * value-prof.c (gimple_histogram_value,
3699 gimple_duplicate_stmt_histograms): Likewise.
3700 * var-tracking.c (attrs_list_insert, attrs_list_copy,
3701 unshare_variable, variable_union_info_cmp_pos, variable_union,
3702 dataflow_set_different_1, dataflow_set_different_2,
3703 vt_find_locations, variable_was_changed, set_variable_part,
3704 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
3705 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
3706 section_entry_hash, object_block_entry_eq,
3707 object_block_entry_hash, create_block_symbol,
3708 initialize_cold_section_name, default_function_rodata_section,
3709 strip_reg_name, set_user_assembler_name, const_desc_eq,
3710 build_constant_desc, output_constant_def, lookup_constant_def,
3711 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
3712 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
3713 default_internal_label): Likewise.
3714 * varray.c (varray_init, varray_grow): Likewise.
3715 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
3717 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
3719 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
3720 operators for "test" insn. Macroize insn using SWI mode macro.
3721 (*jcc_fused_2): Ditto.
3722 (*jcc_fused_3): Macroize insn using SWI mode macro.
3723 (*jcc_fused_4): Ditto.
3725 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
3727 * tree-ssa-pre.c: Fix typo in comment.
3728 (init_antic, fini_antic): Add explicit funtions for
3729 initializing and deinitializing ANTIC and AVAIL sets.
3730 (create_expression_by_pieces): Fix typo in comment.
3731 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
3732 (execute_pre): Eventually dump details about ANTIC_IN.
3734 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3736 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
3737 * gcc.c (translate_options, init_spec, store_arg, read_specs,
3738 add_to_obstack, file_at_path, find_a_file, execute,
3739 add_preprocessor_option, add_assembler_option, add_linker_option,
3740 process_command, insert_wrapper, do_option_spec, do_self_spec,
3741 spec_path, do_spec_1, is_directory, main, used_arg,
3742 getenv_spec_function): Likewise.
3743 * tlink.c (symbol_hash_lookup, file_hash_lookup,
3744 demangled_hash_lookup, symbol_push, file_push, frob_extension):
3747 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3749 * doc/rtl.texi: Updated subreg section.
3751 2008-06-19 Jakub Jelinek <jakub@redhat.com>
3754 * cgraphunit.c (cgraph_process_new_functions): Don't clear
3755 node->needed and node->reachable.
3756 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
3757 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
3758 (expand_task_call): Don't call expand_task_copyfn.
3759 (expand_task_copyfn): Renamed to...
3760 (finalize_task_copyfn): ... this.
3762 2008-06-19 Jan Hubicka <jh@suse.cz>
3764 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
3765 clobbering framepointer.
3767 2008-06-19 Jan Hubicka <jh@suse.cz>
3769 * tree-optimize.c (execute_early_local_optimizations): Set
3770 cgraph_state only at first invocation.
3772 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3774 * system.h (-Wc++-compat): Activate as a warning, no an error.
3776 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
3778 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
3779 instead of "#" in insn asm template.
3780 (*jcc_fused_2): Ditto.
3782 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
3784 * config/i386/i386.h (ix86_tune_indices)
3785 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
3786 (TARGET_FUSE_CMP_AND_BRANCH): New define.
3787 * config/i386/i386.md (*jcc_fused_1): New insn pattern
3788 (*jcc_fused_2): Ditto.
3789 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
3790 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
3791 (print operand): Handle 'E' and 'e' code.
3793 2008-06-19 Anatoly Sokolov <aesok@post.ru>
3795 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
3796 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3797 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3799 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
3801 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
3803 (cgraph_expand_function): Use local copy of decl.
3804 (cgraph_expand_all_functions): Remove redundant initialization of
3806 (cgraph_optimize): Reword internal_error message.
3808 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
3810 * arm-protos.h (arm_return_in_memory): Remove public
3811 arm_return_in_memory() prototype.
3812 * arm.c (arm_return_in_memory): Add static prototype, add target
3813 hook macro, change definition and comments.
3814 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
3816 2008-06-19 Ben Elliston <bje@au.ibm.com>
3818 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
3819 real.c: Remove references to IEEE 754R.
3820 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
3821 * doc/libgcc.texi (Decimal float library routines): Likewise.
3823 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3825 * targhooks.h (struct gcc_target): New member unwind_word_mode.
3826 (default_unwind_word_mode): Add prototype.
3827 * targhooks.c (default_unwind_word_mode): New function.
3828 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
3829 instead of word_mode.
3830 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
3831 (TARGET_INITIALIZER): Use it.
3833 * c-common.c (handle_mode_attribute): Support "unwind_word"
3835 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
3837 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
3838 word_mode to access SjLj_Function_Context member "data".
3839 (sjlj_emit_dispatch_table): Likewise. Also, perform type
3840 conversion from targetm.eh_return_filter_mode () to
3841 targetm.unwind_word_mode () if they differ.
3843 * builtin-types.def (BT_UNWINDWORD): New primitive type.
3844 (BT_FN_UNWINDWORD_PTR): New function type.
3845 (BT_FN_WORD_PTR): Remove.
3846 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
3847 * except.c (expand_builtin_extend_pointer): Convert pointer to
3848 targetm.unwind_word_mode () instead of word_mode.
3850 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
3851 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
3852 (spu_unwind_word_mode): New function.
3853 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
3854 (TARGET_UNWIND_WORD_MODE): Define.
3855 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
3857 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3859 * config/spu/spu.c (reg_align): Remove.
3860 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
3861 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
3862 (spu_split_store): Likewise.
3864 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
3866 * gcc/tree-vn.c: Fix typo in comment.
3868 2008-06-18 Jan Hubicka <jh@suse.cz>
3870 * cgraphunit.c (cgraph_optimize): Output debug info when doing
3871 toplevel reorder too.
3873 2008-06-18 Jan Hubicka <jh@suse.cz>
3875 * c-opts.c (c_common_post_options): PCH is not compatible with
3877 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
3878 -fno-toplevel-reorder by default now.
3880 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3882 PR documentation/30739
3883 * doc/install.texi (Prerequisites): Document dependency on awk.
3885 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
3886 Ian Lance Taylor <iant@google.com>
3888 PR rtl-optimization/35604
3889 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
3890 only want to change jump destinations, not eventual label comparisons.
3892 2008-06-16 Jan Hubicka <jh@suse.cz>
3894 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
3896 (cgraph_analyze_function): Likewise.
3898 2008-06-16 Jan Hubicka <jh@suse.cz>
3900 * cgraph.h (cgraph_mark_if_needed): New function.
3901 * cgraphunit.c (cgraph_mark_if_needed): New function.
3902 * c-decl.c (duplicate_decl): Use it.
3904 2008-06-16 Jan Hubicka <jh@suse.cz>
3906 * cgraph.c (cgraph_add_new_function): When in expansion state, do
3909 2008-06-16 Jan Hubicka <jh@suse.cz>
3911 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
3913 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
3914 Kazu Hirata <kazu@codesourcery.com>
3915 Maxim Kuvyrkov <maxim@codesourcery.com
3917 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
3918 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
3919 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
3920 EXTRA_SPEC_FUNCTIONS.
3921 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
3922 (DRIVER_SELF_SPECS): Adjust.
3923 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
3924 * config/mips/st.h, config/mips/t-st: New.
3925 * config/mips/driver-native.c, config/mips/x-native: New.
3926 * doc/invoke.texi (MIPS): Document 'native' value for -march and
3929 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
3931 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
3933 (ISA_HAS_FP_CONDMOVE): New macro.
3934 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
3935 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
3936 (ISA_HAS_NMADD3_NMSUB3): New macro.
3937 * config/mips/mips.c (mips_rtx_costs): Update.
3938 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
3939 compiling for ST Loongson 2E/2F.
3940 (madd<mode>): Rename to madd4<mode>. Update.
3941 (madd3<mode>): New pattern.
3942 (msub<mode>): Rename to msub4<mode>. Update.
3943 (msub3<mode>): New pattern.
3944 (nmadd<mode>): Rename to nmadd4<mode>. Update.
3945 (nmadd3<mode>): New pattern.
3946 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
3947 (nmadd3<mode>_fastmath): New pattern.
3948 (nmsub<mode>): Rename to nmsub4<mode>. Update.
3949 (nmsub3<mode>): New pattern.
3950 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
3951 (nmsub3<mode>_fastmath): New pattern.
3952 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
3954 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
3956 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
3957 (DF_REF_INSN_INFO): New.
3958 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
3959 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
3960 with a NULL DF_REF_INSN_INFO.
3961 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
3963 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
3964 DF_INSN_INFO_EQ_USES): New.
3965 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
3966 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
3967 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
3968 * df-core.c: Update comment for above changes.
3969 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
3970 DF_INSN_UID_* macros.
3971 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
3972 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
3973 insn rtx. Update all callers.
3974 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
3975 df_ref_create_structure, df_insn_refs_collect): Likewise.
3976 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
3977 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
3978 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
3979 macros to access the insn refs.
3980 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
3981 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
3982 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
3983 for accessing the refs.
3984 (try_fwprop_subst): Likewise.
3985 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
3986 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
3987 for accessing the refs.
3988 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
3989 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
3990 to look at the insn refs.
3991 (record_uses): Likewise.
3992 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
3994 (mark_artificial_uses): Don't mark_insn for artificial refs.
3995 (mark_reg_rependencies): Likewise.
3997 * doc/rtl.texi: Remove documentation of ADDRESSOF.
3999 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4001 * configure: Regenerate.
4003 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4005 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
4006 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4007 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4009 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4011 * config/avr/avr.c (avr_mcu_t): Add attiny167.
4012 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4013 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4015 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4017 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
4018 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4019 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4021 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
4023 * tree-ssa-sccvn.c: Fix format of comments.
4025 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
4027 * cgraph.c: Remove unneeded forward declarations of eq_node()
4030 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
4032 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
4034 (see_update_relevancy): Likewise.
4035 * fwprop.c (try_fwprop_subst): Likewise.
4036 * rtlanal.c (noop_move_p): Likewise.
4037 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
4038 notes to non-existing libcall blocks.
4039 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
4041 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
4042 (dead_libcall_p): Remove.
4043 (delete_trivially_dead_insns): Don't use it.
4044 * web.c (union_defs): Remove comment about keeping nops.
4045 * gcse.c (hash_scan_insn): Don't take libcall pointers.
4046 (compute_hash_table_work): Don't track libcall notes.
4047 (do_local_cprop): Don't take libcall pointers. Don't update
4049 (adjust_libcall_notes): Deleted.
4050 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
4051 ever have existed in the first place).
4052 (replace_store_insn): Don't try to remove libcall notes.
4053 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
4054 (resolve_reg_notes): Don't call them.
4055 (resolve_simple_move): Likewise.
4056 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
4057 Don't remove REG_RETVAL notes.
4058 * emit-rtl.c (try_split): Don't update libcall notes.
4059 (emit_copy_of_insn_after): Dito.
4060 * cselib.c (cselib_current_insn_in_libcall): Remove.
4061 (cselib_process_insn): Don't set/clear it.
4062 (new_elt_loc_list): Don't record it.
4063 (cselib_init): Don't initialize it.
4064 * cselib.c (struct elt_loc_list): Remove in_libcall field.
4065 * loop-invariant.c (find_invariant_insn): Don't look for libcall
4067 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
4068 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
4069 (init_deps): Don't initialize it.
4070 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
4071 * combine.c (delete_noop_moves): Don't update libcall notes.
4072 (can_combine_p): Remove now pointless #if 0 block.
4073 (try_combine): Remove another obsolete #if 0 block.
4074 (distribute_notes): Don't distribute libcall notes.
4075 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
4076 * dce.c (libcall_dead_p): Remove.
4077 (delete_unmarked_insns): Don't handle libcall blocks.
4078 (preserve_libcall_for_dce): Remove.
4079 (prescan_insns_for_dce): Don't special-case libcall block insns.
4080 * reload1 (reload): Don't handle libcall notes.
4081 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
4084 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
4086 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
4087 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4088 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4090 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
4092 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
4093 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4094 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4096 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4098 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
4100 2008-06-16 Ira Rosen <irar@il.ibm.com>
4102 PR tree-optimization/36493
4103 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
4104 the arguments list. Use VECTYPE to create vector pointer.
4105 (vectorizable_store): Fail if accesses through a pointer to vectype
4106 do not alias the original memory reference operands.
4107 Call vect_create_data_ref_ptr without the removed argument.
4108 (vectorizable_load): Likewise.
4109 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
4112 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
4115 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
4118 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
4120 * config/mips/loongson2ef.md: New file.
4121 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
4122 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
4123 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
4124 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
4125 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
4127 (loongson2ef.md): New include.
4128 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
4129 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
4130 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
4131 (loongson_gt_<mode>, loongson_extract_halfword)
4132 (loongson_insert_halfword_0, loongson_insert_halfword_2)
4133 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
4134 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
4135 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
4136 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
4137 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
4138 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
4139 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
4140 (vec_interleave_low<mode>): Define type attribute.
4141 * config/mips/mips.c (mips_ls2): New static variable.
4142 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
4143 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
4144 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
4145 Implement target scheduling hooks.
4146 (mips_multipass_dfa_lookahead): Update to handle tuning for
4148 (mips_sched_init): Initialize data for Loongson scheduling.
4149 (mips_ls2_variable_issue): New static function.
4150 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
4152 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
4153 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
4154 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
4155 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
4156 Handle ST Loongson 2E/2F cores.
4157 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
4159 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4161 * omp-low.c (extract_omp_for_data): Fix comment typo.
4164 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4166 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
4167 FIXME note about gcc/config.guess.
4168 * doc/options.texi (Option file format): Remove non-ASCII bytes.
4169 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
4170 * doc/cppopts.texi: Likewise.
4171 * doc/extend.texi: Likewise.
4172 * doc/gcc.texi: Likewise.
4173 * doc/gccint.texi: Likewise.
4174 * doc/gcov.texi: Likewise.
4175 * doc/gty.texi: Likewise.
4176 * doc/hostconfig.texi: Likewise.
4177 * doc/install.texi: Likewise.
4178 * doc/invoke.texi: Likewise.
4179 * doc/loop.texi: Likewise.
4180 * doc/makefile.texi: Likewise.
4181 * doc/md.texi: Likewise.
4182 * doc/passes.texi: Likewise.
4183 * doc/tm.texi: Likewise.
4184 * doc/tree-ssa.texi: Likewise.
4185 * doc/trouble.texi: Likewise.
4187 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
4188 Nathan Sidwell <nathan@codesourcery.com>
4189 Maxim Kuvyrkov <maxim@codesourcery.com>
4190 Richard Sandiford <rdsandiford@googlemail.com>
4192 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
4193 * config/mips/mips-protos.h (mips_expand_vector_init): New.
4194 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
4196 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
4197 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
4198 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
4200 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
4201 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
4202 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
4203 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
4204 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
4205 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
4206 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
4207 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
4208 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
4209 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
4210 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
4211 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
4212 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
4213 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
4214 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
4215 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
4216 (mips_builtins): Add Loongson builtins.
4217 (mips_loongson_2ef_bdesc): New.
4218 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
4219 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
4220 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
4221 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
4223 (mips_expand_vector_init): New.
4224 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
4225 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
4227 * config/mips/mips.md: Add unspec numbers for Loongson
4228 builtins. Include loongson.md.
4229 (MOVE64): Include Loongson vector modes.
4230 (SPLITF): Include Loongson vector modes.
4231 (HALFMODE): Handle Loongson vector modes.
4232 * config/mips/loongson.md: New.
4233 * config/mips/loongson.h: New.
4234 * config.gcc: Add loongson.h header for mips*-*-* targets.
4235 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
4237 2008-06-14 Joseph Myers <joseph@codesourcery.com>
4239 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
4240 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
4241 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
4242 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
4243 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
4244 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
4245 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
4246 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
4247 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
4248 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
4249 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
4250 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
4251 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
4252 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
4253 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
4254 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
4255 Remove use_fixproto=yes.
4256 (ia64*-*-hpux*): Remove comment about using fixproto.
4257 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
4259 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4261 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
4263 * configure: Regenerate.
4265 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
4268 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
4269 before evaluating it.
4271 2008-06-13 Jakub Jelinek <jakub@redhat.com>
4274 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
4275 nested inline functions.
4276 (start_decl, start_function): Don't invert DECL_EXTERNAL
4277 for nested inline functions.
4279 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
4281 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
4282 splits that must be made for correctness.
4284 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
4286 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
4287 (AVAIL_NON_MIPS16): Likewise.
4288 (mips_builtin_description): Replace target_flags with a predicate.
4289 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
4290 (dspr2_32): New availability predicates.
4291 (MIPS_BUILTIN): New macro.
4292 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
4293 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
4294 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
4295 Replace the TARGET_FLAGS parameters with AVAIL parameters.
4296 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
4297 (mips_dsp_32only_bdesc): Merge into...
4298 (mips_builtins): ...this new array.
4299 (mips_bdesc_map, mips_bdesc_arrays): Delete.
4300 (mips_init_builtins): Update after above changes.
4301 (mips_expand_builtin_1): Merge into...
4302 (mips_expand_builtin): ...here and update after above changes.
4304 2008-06-12 Paul Brook <paul@codesourcery.com>
4306 * longlong.h (__arm__): Define count_leading_zeros.
4307 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
4308 (clzsi2, clzdi2): New functions.
4309 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
4310 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
4311 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
4312 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
4313 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
4314 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
4315 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
4316 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4317 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
4318 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
4320 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
4322 * config/m68k/m68k.c (m68k_tune_flags): New.
4323 (override_options): Compute m68k_tune_flags.
4324 (MULL_COST, MULW_COST): Update for various variants of CFV2.
4325 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
4327 2008-06-12 Jakub Jelinek <jakub@redhat.com>
4330 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
4332 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
4334 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
4335 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
4337 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
4339 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
4340 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
4342 2008-06-12 Jakub Jelinek <jakub@redhat.com>
4345 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
4348 2008-06-12 Richard Guenther <rguenther@suse.de>
4350 PR tree-optimization/36345
4351 * tree-flow.h (struct ptr_info_def): Align escape_mask,
4352 add memory_tag_needed flag.
4353 (may_alias_p): Declare.
4354 * tree-ssa-alias.c (may_alias_p): Export.
4355 (set_initial_properties): Use memory_tag_needed flag.
4356 (update_reference_counts): Likewise.
4357 (reset_alias_info): Reset memory_tag_needed flag.
4358 (create_name_tags): Check memory_tag_needed flag.
4359 (dump_points_to_info_for): Dump it.
4360 * tree-ssa-structalias.c (struct variable_info): Remove
4361 directly_dereferenced flag.
4362 (new_var_info): Do not initialize it.
4363 (process_constraint_1): Do not set it.
4364 (update_alias_info): Set is_dereferenced flag.
4365 (set_uids_in_ptset): Use may_alias_p.
4366 (set_used_smts): Check memory_tag_needed flag.
4367 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
4368 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
4369 memory_tag_needed flag.
4370 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
4373 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
4375 * config/i386/i386.c (ix86_compute_frame_layout): Disable
4376 red zone for w64 abi.
4377 (ix86_expand_prologue): Likewise.
4378 (ix86_force_to_memory): Likewise.
4379 (ix86_free_from_memory): Likewise.
4381 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
4384 * config/rs6000/rs6000.c (rs6000_override_options): Set
4385 rs6000_isel conditionally to the absence of comand line override.
4386 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4387 Remove duplicate rs6000_isel setting.
4388 * config/rs6000/eabispe.h: Ditto.
4390 2008-06-11 Richard Guenther <rguenther@suse.de>
4392 * alias.c (get_alias_set): Use the element alias-set for arrays.
4393 (record_component_aliases): For arrays and vectors do nothing.
4394 * c-common.c (strict_aliasing_warning): Handle the cases
4395 of alias set zero explicitly.
4396 * Makefile.in (dfp.o-warn): Add -Wno-error.
4398 2008-06-11 Joseph Myers <joseph@codesourcery.com>
4400 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
4402 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
4403 tune_32 tune_64 to supported_defaults. Allow values not
4404 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
4405 x86_64. Do not override cpu_32 or cpu_64 values from target name.
4406 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
4407 with_cpu_64 to generic for 64-bit-supporting configurations, not
4408 with_cpu. Remove FIXMEs.
4409 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
4410 --with-arch-64, --with-tune-32, --with-tune-64): Document.
4411 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
4412 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
4413 arch_32 and arch_64.
4415 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
4416 Olivier Hainque <hainque@adacore.com>
4418 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
4419 Use DECL_SIZE_UNIT to retrieve the size of the field.
4421 2008-06-11 Joseph Myers <joseph@codesourcery.com>
4423 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
4424 with function calls after declarations. Lay out
4425 neon_float_type_node before further use.
4427 2008-06-11 Richard Guenther <rguenther@suse.de>
4429 * tree-flow.h (may_point_to_global_var): Declare.
4430 * tree-ssa-alias.c (may_point_to_global_var): New function.
4431 * tree-ssa-sink.c (is_hidden_global_store): Use it.
4433 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
4435 * configure.ac: Teach that fido supports .debug_line.
4436 * configure: Regenerate.
4438 2008-06-10 Tom Tromey <tromey@redhat.com>
4440 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
4443 2008-06-10 Joseph Myers <joseph@codesourcery.com>
4445 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
4446 (encode_decimal64, decode_decimal64, encode_decimal128,
4447 decode_decimal128): Reverse order of 32-bit parts of value if host
4448 and target endianness differ.
4450 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
4452 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
4453 Avoid division by 0.
4454 (tree_mod_pow2_value_transform): Likewise.
4455 (tree_ic_transform): Likewise.
4456 (tree_stringops_transform): Likewise.
4457 (tree_mod_subtract_transform): Likewise.
4458 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
4459 (copy_edges_for_bb): Likewise.
4460 (initialize_cfun): Likewise.
4462 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
4464 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
4465 nonmemory_operand. Add "N" operand constraint.
4467 (*jcc_btdi_mask_rex64): New instruction and split pattern.
4468 (*jcc_btsi_mask): Ditto.
4469 (*jcc_btsi_mask_1): Ditto.
4471 2008-06-10 Joseph Myers <joseph@codesourcery.com>
4473 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
4474 TYPE_CANONICAL for copied element type.
4476 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
4479 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
4480 Add m_CORE2 and m_GENERIC.
4481 * config/i386/predicates.md (bt_comparison_operator): New predicate.
4482 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
4484 (*jcc_btdi_rex64): New instruction and split pattern.
4486 (*jcc_btsi_1): Ditto.
4487 (*btsq): Fix Intel asm dialect operand order.
4491 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
4494 * simplify-rtx.c (simplify_subreg): Add check for shift count
4497 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
4499 * doc/md.texi: Synchronize with later constraints.md change.
4500 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
4501 with a C implementation.
4502 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
4504 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
4505 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
4506 when moving to and from MD_REGNUM.
4507 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
4508 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
4509 Handle byte and halfword moves.
4510 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
4512 * config/mips/constraints.md (h): Turn into NO_REGS.
4513 (l, x): Update documentation.
4514 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
4515 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
4516 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
4517 (HILO): New mode iterator.
4519 (any_div): New code iterator.
4520 (u): Extend code attribute to div and udiv.
4521 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
4522 d_operand in the splitters. Remove redundant CONST_INT checks.
4523 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
4524 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
4525 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
4526 accordingly, using normal moves instead of unspecs to move LO into
4527 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
4528 (<u>mulsidi3): Handle expansion in C code.
4529 (<u>mulsidi3_32bit_internal): Rename to...
4530 (<u>mulsidi3_32bit): ...this.
4531 (<u>mulsidi3_32bit_r4000): Fix insn separator.
4532 (*<u>mulsidi3_64bit): Rename to...
4533 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
4534 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
4535 to set LO and HI to the multiplication result. Use a normal move
4536 for MFLO and an unspec for MFHI.
4537 (*<u>mulsidi3_64bit_parts): Replace with...
4538 (<u>mulsidi3_64bit_hilo): ...this new instruction.
4539 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
4540 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
4541 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
4542 instead of HI. Split the instruction into a separate multiplication
4543 and MFHI if !TARGET_FIX_R4000.
4544 (<su>muldi3_highpart): Likewise.
4545 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
4546 and the "=h" clobber.
4547 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
4548 (<u>mulditi3): New expander.
4549 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
4550 (madsi): Remove "=h" clobber.
4551 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
4552 Force the modulus result to be a GPR and split the instruction into
4553 a division followed by an MFHI after reload.
4554 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
4555 (*lea_high64): Use d_operand in the define_peephole2. Likewise
4556 the MIPS16 HIGH define_split.
4557 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
4558 of acc<->gpr moves to "multi".
4559 (*movdi_64bit): Replace the single "x" alternative with
4560 alternatives for moving into and out of "a".
4561 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
4562 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
4563 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
4564 Use d_operand in the splitters. Remove redundant CONST_INT checks.
4565 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
4566 (movti): New expander.
4567 (*movti, *movti_mips16): New insns.
4568 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
4569 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
4570 (mthi<GPR:mode>_<HILO:mode>): Likewise.
4571 * config/mips/predicates.md (fpr_operand): Delete.
4572 (d_operand): New predicate.
4574 2008-06-09 Michael Meissner <michael.meissner@amd.com>
4576 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
4577 failure on some Bourne shells.
4578 (x86_64-*-*): Ditto.
4580 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
4582 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
4584 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4586 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
4587 (sparc-sun-solaris2*): Likewise.
4589 2008-06-09 Arnaud Charlet <charlet@adacore.com
4591 * doc/install.texi: Update requirements to build the Ada compiler.
4593 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
4595 * df-scan.c (struct df_scan_problem_data): Remove the
4596 mw_link_pool alloc pool.
4597 (df_scan_free_internal): Don't free it.
4598 (df_scan_alloc): Don't allocate it.
4599 * df.h (struct df_link): Update comment.
4601 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
4603 * except.h: Correct checks for when SJLJ exceptions must be used.
4605 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4607 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
4610 2008-06-08 Joseph Myers <joseph@codesourcery.com>
4612 PR tree-optimization/36218
4613 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
4614 configure for the build system.
4615 (BUILD_LDFLAGS): Define.
4616 * configure: Regenerate.
4617 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
4619 2008-07-08 Anatoly Sokolov <aesok@post.ru>
4622 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
4623 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
4624 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
4626 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
4628 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
4630 2008-06-07 Joseph Myers <joseph@codesourcery.com>
4632 * config.gcc (Obsolete configurations): Remove list of
4634 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
4635 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
4636 targets matched by those patterns.
4637 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
4638 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
4639 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
4640 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
4641 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4642 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
4643 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
4644 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
4645 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
4646 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
4647 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
4648 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
4649 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
4650 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
4651 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
4652 Make code for Solaris 7 and greater unconditional for Solaris.
4653 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
4654 Remove --with-* handling.
4655 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
4656 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
4657 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
4658 LINK_OS_WINDISS_SPEC): Remove.
4659 * config/rs6000/sysv4.opt (mwindiss): Remove.
4660 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
4661 * configure: Regenerate.
4662 * doc/cpp.texi: Don't mention BeOS.
4663 * doc/extend.texi (interrupt): Don't mention MS1.
4664 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
4665 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
4666 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
4667 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
4668 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
4670 * doc/invoke.texi (MT Options): Remove.
4671 (-mwindiss): Remove.
4672 (CRIS Options): Remove cris-axis-aout references.
4673 (HPPA Options): Don't mention hppa1.1-*-pro.
4674 * doc/md.texi: (MorphoTech family): Remove.
4675 * libgcc2.c: Don't handle UWIN.
4676 * config/alpha/t-unicosmk: Remove.
4677 * config/alpha/unicosmk.h: Remove.
4678 * config/arm/kaos-arm.h: Remove.
4679 * config/arm/kaos-strongarm.h: Remove.
4680 * config/arm/strongarm-coff.h: Remove.
4681 * config/arm/strongarm-elf.h: Remove.
4682 * config/arm/strongarm-pe.h: Remove.
4683 * config/arm/t-strongarm-pe: Remove.
4684 * config/arm/t-xscale-coff: Remove.
4685 * config/arm/t-xscale-elf: Remove.
4686 * config/arm/xscale-coff.h: Remove.
4687 * config/arm/xscale-elf.h: Remove.
4688 * config/chorus.h: Remove.
4689 * config/cris/aout.h: Remove.
4690 * config/cris/aout.opt: Remove.
4691 * config/cris/t-aout: Remove.
4692 * config/i386/beos-elf.h: Remove.
4693 * config/i386/kaos-i386.h: Remove.
4694 * config/i386/ptx4-i.h: Remove.
4695 * config/i386/sco5.h: Remove.
4696 * config/i386/sco5.opt: Remove.
4697 * config/i386/sysv4-cpp.h: Remove.
4698 * config/i386/sysv5.h: Remove.
4699 * config/i386/t-beos: Remove.
4700 * config/i386/t-sco5: Remove.
4701 * config/i386/t-uwin: Remove.
4702 * config/i386/uwin.asm: Remove.
4703 * config/i386/uwin.h: Remove.
4704 * config/kaos.h: Remove.
4705 * config/mips/windiss.h: Remove.
4706 * config/mt: Remove directory.
4707 * config/pa/pa-osf.h: Remove.
4708 * config/pa/pa-pro-end.h: Remove.
4709 * config/pa/t-pro: Remove.
4710 * config/ptx4.h: Remove.
4711 * config/rs6000/beos.h: Remove.
4712 * config/rs6000/kaos-ppc.h: Remove.
4713 * config/rs6000/t-beos: Remove.
4714 * config/rs6000/windiss.h: Remove.
4715 * config/sh/kaos-sh.h: Remove.
4716 * config/sol2-6.h: Remove.
4717 * config/sparc/sol26-sld.h: Remove.
4718 * config/sparc/sysv4-only.h: Remove.
4719 * config/vax/bsd.h: Remove.
4720 * config/vax/t-memfuncs: Remove.
4721 * config/vax/ultrix.h: Remove.
4722 * config/vax/vaxv.h: Remove.
4723 * config/windiss.h: Remove.
4725 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
4727 PR rtl-optimization/36438
4728 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
4729 for vector shifts with constant scalar shift operands.
4731 2008-06-06 Sandip Matte <sandip@rmicorp.com>
4733 * doc/invoke.texi: Document -march=xlr.
4734 * config/mips/xlr.md: New file.
4735 * config/mips/mips.md: Include it.
4737 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
4738 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
4739 (mips_rtx_cost_data): Likewise.
4741 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
4743 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
4744 PRE_INC and PRE_DEC cases.
4746 2008-06-06 Jakub Jelinek <jakub@redhat.com>
4748 PR rtl-optimization/36419
4749 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
4750 the emitting jump insn.
4753 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
4754 is not bool, boolify the whole *expr_p and convert to the desired type.
4756 2008-06-06 Jakub Jelinek <jakub@redhat.com>
4758 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
4759 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
4760 Add omp_private_outer_ref hook, add another argument to
4761 omp_clause_default_ctor hook.
4762 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
4763 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
4764 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
4765 hook_tree_tree_tree_tree_null.
4766 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
4767 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
4768 * hooks.c (hook_tree_tree_tree_tree_null): New function.
4769 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
4770 * tree.def (OMP_TASK): New tree code.
4771 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
4772 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
4773 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
4774 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
4775 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
4776 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
4777 OMP_CLAUSE_COLLAPSE_EXPR): Define.
4778 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
4779 (OMP_DIRECTIVE_P): Add OMP_TASK.
4780 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
4781 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
4782 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
4783 and OMP_CLAUSE_UNTIED entries.
4784 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
4786 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
4787 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
4788 * tree-pretty-print.c (dump_omp_clause): Handle
4789 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
4790 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
4791 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
4792 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
4793 warning about unsigned iterators. Change decl/init/cond/incr
4794 arguments to TREE_VECs, check arguments for all collapsed loops.
4795 (c_finish_omp_taskwait): New function.
4796 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
4798 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
4799 default_function_array_conversion on init. Add par_clauses argument.
4800 If decl is present in parallel's lastprivate clause, change it to
4801 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
4802 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
4803 collapse count in clauses.
4804 (c_parser_omp_for, c_parser_omp_parallel): Adjust
4805 c_parser_omp_for_loop callers.
4806 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
4807 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
4808 (c_parser_omp_clause_name): Handle collapse and untied clauses.
4809 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
4811 (c_parser_omp_clause_schedule): Handle schedule(auto).
4812 Include correct location in the error message.
4813 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
4814 and PRAGMA_OMP_CLAUSE_UNTIED.
4815 (OMP_TASK_CLAUSE_MASK): Define.
4816 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
4817 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
4818 * tree-nested.c (convert_nonlocal_omp_clauses,
4819 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
4820 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
4821 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
4822 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
4824 (conver_nonlocal_reference, convert_local_reference,
4825 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
4826 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
4827 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
4828 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
4829 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
4830 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
4831 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
4832 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
4833 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
4835 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
4836 * c-common.h (c_finish_omp_taskwait): New prototype.
4837 * gimple-low.c (lower_stmt): Handle OMP_TASK.
4838 * tree-parloops.c (create_parallel_loop): Create 1 entry
4839 vectors for OMP_FOR_{INIT,COND,INCR}.
4840 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4841 (make_edges): Handle OMP_TASK.
4842 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
4843 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
4844 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
4845 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
4846 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
4847 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
4848 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
4849 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
4850 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
4851 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
4852 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
4853 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
4854 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
4855 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
4856 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
4857 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
4858 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
4859 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
4860 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
4861 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
4862 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
4863 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
4864 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
4865 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
4866 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
4867 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
4868 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
4869 original iterator is present in lastprivate clause or if
4870 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
4871 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
4872 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
4873 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
4874 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
4875 if it is set, lookup var in outer contexts too. Handle
4876 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
4877 to be implicitly determined firstprivate for task regions.
4878 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
4879 if it is set, lookup var in outer contexts too. Set
4880 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
4881 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
4882 OMP_CLAUSE_UNTIED. Take region_type as last argument
4883 instead of in_parallel and in_combined_parallel.
4884 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
4886 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
4887 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
4888 (new_omp_context): Set default_kind to
4889 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
4890 (omp_region_type): New enum.
4891 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
4892 fields, add region_type.
4893 (new_omp_context): Take region_type as argument instead of is_parallel
4894 and is_combined_parallel.
4895 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
4896 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
4897 ctx->is_combined_parallel checks.
4898 (gimplify_omp_task): New function.
4899 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
4901 * omp-low.c (extract_omp_for_data): Use schedule(static)
4902 for schedule(auto). Handle pointer and unsigned iterators.
4903 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
4904 Add loops argument. Extract data for collapsed OMP_FOR loops.
4905 (expand_parallel_call): Assert sched_kind isn't auto,
4906 map runtime schedule to index 3.
4907 (struct omp_for_data_loop): New type.
4908 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
4909 Add loop, loops, collapse and iter_type fields.
4910 (workshare_safe_to_combine_p): Disallow combined for if
4911 iter_type is unsigned long long. Don't combine collapse > 1 loops
4912 unless all bounds and steps are constant. Adjust extract_omp_for_data
4914 (expand_omp_for_generic): Handle pointer, unsigned and long long
4915 iterators. Handle collapsed OMP_FOR loops. Adjust
4916 for struct omp_for_data changes. If libgomp function doesn't return
4917 boolean_type_node, add comparison of the return value with 0.
4918 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
4919 pointer, unsigned and long long iterators. Adjust for struct
4920 omp_for_data changes.
4921 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
4922 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
4923 unsigned long long. Allocate loops array, pass it to
4924 extract_omp_for_data. For collapse > 1 loops use always
4925 expand_omp_for_generic.
4926 (omp_context): Add sfield_map and srecord_type fields.
4927 (is_task_ctx, lookup_sfield): New functions.
4928 (use_pointer_for_field): Use is_task_ctx helper. Change first
4929 argument's type from const_tree to tree. Clarify comment.
4930 In OMP_TASK disallow copy-in/out sharing.
4931 (build_sender_ref): Call lookup_sfield instead of lookup_field.
4932 (install_var_field): Add mask argument. Populate both record_type
4933 and srecord_type if needed.
4934 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
4936 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
4937 and DECL_FIELD_OFFSET.
4938 (scan_sharing_clauses): Adjust install_var_field callers. For
4939 firstprivate clauses on explicit tasks allocate the var by value in
4940 record_type unconditionally, rather than by reference.
4941 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
4942 Use is_taskreg_ctx instead of is_parallel_ctx.
4943 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
4944 (create_omp_child_function_name): Add task_copy argument, use
4945 *_omp_cpyfn* names if it is true.
4946 (create_omp_child_function): Add task_copy argument, if true create
4947 *_omp_cpyfn* helper function.
4948 (scan_omp_parallel): Adjust create_omp_child_function callers.
4949 Rename parallel_nesting_level to taskreg_nesting_level.
4950 (scan_omp_task): New function.
4951 (lower_rec_input_clauses): Don't run constructors for firstprivate
4952 explicit task vars which are initialized by *_omp_cpyfn*.
4953 Pass outer var ref to omp_clause_default_ctor hook if
4954 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
4955 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
4956 OMP_CLAUSE_REDUCTION_INIT.
4957 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
4958 avoid duplicate setting of fields. Handle
4959 OMP_CLAUSE_PRIVATE_OUTER_REF.
4960 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
4961 copy-out if TREE_READONLY, only copy-in.
4962 (expand_task_copyfn): New function.
4963 (expand_task_call): New function.
4964 (struct omp_taskcopy_context): New type.
4965 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
4967 (lower_omp_parallel): Rename to...
4968 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
4969 Call create_task_copyfn if srecord_type is needed. Adjust
4971 (task_shared_vars): New variable.
4972 (check_omp_nesting_restrictions): Warn if work-sharing,
4973 barrier, master or ordered region is closely nested inside OMP_TASK.
4974 Add warnings for barrier if closely nested inside of work-sharing,
4975 ordered, or master region.
4976 (scan_omp_1): Call check_omp_nesting_restrictions even for
4977 GOMP_barrier calls. Rename parallel_nesting_level to
4978 taskreg_nesting_level. Handle OMP_TASK.
4979 (lower_lastprivate_clauses): Even if some lastprivate is found on a
4980 work-sharing construct, continue looking for them on parent parallel
4982 (lower_omp_for_lastprivate): Add lastprivate clauses
4983 to the beginning of dlist rather than end. Adjust for struct
4984 omp_for_data changes.
4985 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
4986 not after it. Handle collapsed OMP_FOR loops, adjust for
4987 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
4988 (get_ws_args_for): Adjust extract_omp_for_data caller.
4989 (scan_omp_for): Handle collapsed OMP_FOR
4990 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
4991 (lower_omp_single_simple): If libgomp function doesn't return
4992 boolean_type_node, add comparison of the return value with 0.
4993 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
4994 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
4995 (parallel_nesting_level): Rename to...
4996 (taskreg_nesting_level): ... this.
4997 (is_taskreg_ctx): New function.
4998 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
5000 (execute_lower_omp): Rename parallel_nesting_level to
5001 taskreg_nesting_level.
5002 (expand_omp_parallel): Rename to...
5003 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
5004 Call omp_task_call for OMP_TASK regions.
5005 (expand_omp): Adjust caller, handle OMP_TASK.
5006 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
5008 * bitmap.c (bitmap_default_obstack_depth): New variable.
5009 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
5010 if argument is NULL and bitmap_default_obstack is already initialized.
5011 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
5013 * matrix-reorg.c (matrix_reorg): Likewise.
5015 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
5017 * config/i386/i386.md (*indirect_jump): Macroize using P
5018 mode iterator. Remove !TARGET_64BIT from insn constraints.
5019 (*tablejump_1): Ditto.
5020 (*indirect_jump_rex64): Remove insn pattern.
5021 (*tablejump_1_rex64): Ditto.
5022 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
5023 and eh_return_si insn patterns.
5025 2008-06-06 Richard Guenther <rguenther@suse.de>
5027 * tree-ssa-structalias.c (merge_smts_into): Remove.
5028 (find_what_p_points_to): Do not bother to compute the
5029 points-to set for pt_anything pointers.
5030 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
5031 for pt_anything pointers is ok.
5033 2008-06-06 Jan Hubicka <jh@suse.cz>
5035 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
5037 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5039 * cgraph.c: Fix typos in comments.
5040 (cgraph_availability_names): Fix string typo.
5041 * fold-const.c: Fix typos in comments.
5042 (fold_binary): Fix typo in warning.
5043 * genautomata.c: Fix typos in comments.
5044 (check_presence_pattern_sets): Fix typo in local variable.
5045 (output_description): Fix typo in output.
5046 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
5047 * hwint.h: Likewise.
5048 * matrix-reorg.c (check_allocation_function): Likewise.
5049 * omega.c (smooth_weird_equations): Likewise.
5050 * auto-inc-dec.c: Fix typos in comments.
5051 * bb-reorder.c: Likewise.
5052 * builtins.c: Likewise.
5053 * c-common.c: Likewise.
5054 * c-cppbuiltin.c: Likewise.
5055 * c-parser.c: Likewise.
5056 * c-pretty-print.c: Likewise.
5057 * cfgcleanup.c: Likewise.
5058 * cfgexpand.c: Likewise.
5059 * cfghooks.c: Likewise.
5060 * cfglayout.c: Likewise.
5061 * cfgloopmanip.c: Likewise.
5062 * cgraphunit.c: Likewise.
5063 * coverage.c: Likewise.
5064 * dbxout.c: Likewise.
5065 * df-byte-scan.c: Likewise.
5066 * df-core.c: Likewise.
5067 * df-problems.c: Likewise.
5068 * df-scan.c: Likewise.
5070 * dominance.c: Likewise.
5071 * domwalk.c: Likewise.
5073 * dwarf2out.c: Likewise.
5074 * emit-rtl.c: Likewise.
5075 * et-forest.c: Likewise.
5076 * function.c: Likewise.
5077 * function.h: Likewise.
5079 * gcov-io.c: Likewise.
5082 * genattrtab.c: Likewise.
5083 * ggc-page.c: Likewise.
5084 * gimplify.c: Likewise.
5085 * gthr-lynx.h: Likewise.
5086 * haifa-sched.c: Likewise.
5087 * ipa-cp.c: Likewise.
5088 * ipa-inline.c: Likewise.
5089 * ipa-prop.h: Likewise.
5090 * ipa-pure-const.c: Likewise.
5091 * ipa-struct-reorg.c: Likewise.
5092 * ipa-struct-reorg.h: Likewise.
5093 * ipa-type-escape.c: Likewise.
5095 * loop-doloop.c: Likewise.
5096 * mips-tfile.c: Likewise.
5097 * mkmap-flat.awk: Likewise.
5098 * mkmap-symver.awk: Likewise.
5099 * modulo-sched.c: Likewise.
5100 * omp-low.c: Likewise.
5101 * optabs.c: Likewise.
5102 * optabs.h: Likewise.
5104 * passes.c: Likewise.
5105 * postreload-gcse.c: Likewise.
5106 * postreload.c: Likewise.
5107 * predict.c: Likewise.
5108 * pretty-print.h: Likewise.
5109 * profile.c: Likewise.
5110 * protoize.c: Likewise.
5111 * ra-conflict.c: Likewise.
5113 * recog.c: Likewise.
5114 * regclass.c: Likewise.
5116 * reload.c: Likewise.
5117 * rtl-error.c: Likewise.
5118 * rtlanal.c: Likewise.
5120 * sched-rgn.c: Likewise.
5123 * target.h: Likewise.
5124 * tree-dfa.c: Likewise.
5125 * tree-eh.c: Likewise.
5126 * tree-flow-inline.h: Likewise.
5127 * tree-inline.c: Likewise.
5128 * tree-into-ssa.c: Likewise.
5129 * tree-loop-distribution.c: Likewise.
5130 * tree-nested.c: Likewise.
5131 * tree-parloops.c: Likewise.
5132 * tree-pass.h: Likewise.
5133 * tree-pretty-print.c: Likewise.
5134 * tree-profile.c: Likewise.
5135 * tree-scalar-evolution.c: Likewise.
5136 * tree-sra.c: Likewise.
5137 * tree-ssa-alias-warnings.c: Likewise.
5138 * tree-ssa-ccp.c: Likewise.
5139 * tree-ssa-coalesce.c: Likewise.
5140 * tree-ssa-dom.c: Likewise.
5141 * tree-ssa-dse.c: Likewise.
5142 * tree-ssa-forwprop.c: Likewise.
5143 * tree-ssa-live.c: Likewise.
5144 * tree-ssa-live.h: Likewise.
5145 * tree-ssa-loop-im.c: Likewise.
5146 * tree-ssa-loop-ivopts.c: Likewise.
5147 * tree-ssa-loop-niter.c: Likewise.
5148 * tree-ssa-loop-prefetch.c: Likewise.
5149 * tree-ssa-phiopt.c: Likewise.
5150 * tree-ssa-phiprop.c: Likewise.
5151 * tree-ssa-sccvn.c: Likewise.
5152 * tree-ssa-ter.c: Likewise.
5153 * tree-ssa-threadupdate.c: Likewise.
5154 * tree-ssa.c: Likewise.
5155 * tree-vect-analyze.c: Likewise.
5156 * tree-vect-transform.c: Likewise.
5157 * tree-vectorizer.c: Likewise.
5158 * tree-vn.c: Likewise.
5159 * tree-vrp.c: Likewise.
5161 * tree.def: Likewise.
5163 * unwind-dw2-fde.c: Likewise.
5164 * unwind.inc: Likewise.
5165 * value-prof.c: Likewise.
5166 * vmsdbgout.c: Likewise.
5168 2008-06-05 David Edelsohn <edelsohn@gnu.org>
5170 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
5171 always place FP constants in the TOC for TARGET_POWERPC64.
5172 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
5174 2008-06-05 Joseph Myers <joseph@codesourcery.com>
5176 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
5177 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
5178 enable for TARGET_E500_DOUBLE.
5179 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
5180 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
5181 floating-point modes like integer modes for E500 double.
5182 (rs6000_legitimate_offset_address_p): Likewise.
5183 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
5184 addressing for DDmode for E500 double.
5185 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
5186 modes as using 64-bits of registers for E500 double.
5187 (spe_build_register_parallel): Do not handle DDmode or TDmode.
5188 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
5189 specially for E500 double.
5190 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
5191 TDmode for E500 double.
5192 (rs6000_gimplify_va_arg): Only handle SDmode in registers
5193 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
5194 (rs6000_split_multireg_move): Do not handle TDmode specially for
5196 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
5197 using 64-bit registers for E500 double.
5198 (emit_frame_save): Do not handle DDmode specially for E500 double.
5199 (gen_frame_mem_offset): Likewise.
5200 (rs6000_function_value): Do not call spe_build_register_parallel
5201 for DDmode or TDmode.
5202 (rs6000_libcall_value): Likewise.
5203 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
5204 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
5207 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
5209 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
5212 2008-06-04 Junjie Gu <jgu@tensilica.com>
5214 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
5215 comparison for frame pointers.
5217 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
5220 * config/avr/avr.h (PUSH_ROUNDING): Remove.
5222 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
5225 * builtins.c (expand_builtin_signbit): Don't take lowpart when
5226 register is already smaller or equal to required mode.
5228 2008-06-04 Xinliang David Li <davidxl@google.com>
5230 * tree-call-cdce.c: New file.
5231 (cond_dead_built_in_calls): New static variable.
5232 (input_domain): New struct.
5233 (check_pow): New function.
5234 (check_builtin_call): Ditto.
5235 (check_target_format): Ditto.
5236 (is_call_dce_candidate): Ditto.
5237 (gen_one_condition): Ditto.
5238 (gen_conditions_for_domain): Ditto.
5239 (get_domain): Ditto.
5240 (gen_conditions_for_pow_cst_base): Ditto.
5241 (gen_conditions_for_pow_int_base): Ditto.
5242 (gen_conditions_for_pow): Ditto.
5243 (get_no_error_domain): Ditto.
5244 (gen_shrink_wrap_conditions): Ditto.
5245 (shrink_wrap_one_built_in_call): Ditto.
5246 (shink_wrap_conditional_dead_built_in_calls): Ditto.
5247 (tree_call_cdce): Ditto.
5248 (gate_call_cdce): Ditto.
5249 (pass_call_cdce): New gimple pass.
5250 * passes.c: (init_optimization_passes): New pass.
5251 * tree-pass.h: New pass declaration.
5252 * opts.c (decode_options): New flag setting.
5253 * common.opt: Add -ftree-builtin-call-dce flag.
5254 * Makefile.in: Add new source file.
5255 * tempvar.def: New tv_id.
5256 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
5258 2008-06-04 Richard Guenther <rguenther@suse.de>
5260 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
5261 (is_call_clobbered): Always check var_ann->call_clobbered.
5262 (mark_call_clobbered): Always set var_ann->call_clobbered.
5263 (clear_call_clobbered): Always clear var_ann->call_clobbered.
5264 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
5265 (reset_alias_info): Clear call clobbering info on MTAGs and
5267 (set_pt_anything): Set pt_global_mem.
5268 (create_tag_raw): Adjust comment.
5269 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
5271 2008-06-04 Joseph Myers <joseph@codesourcery.com>
5272 Maxim Kuvyrkov <maxim@codesourcery.com>
5274 * config/m68k/m68k.opt (mxgot): New option.
5275 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
5276 (m68k_output_addr_const_extra): New.
5277 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
5278 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
5279 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
5280 * doc/invoke.texi (M680x0 Options): Document -mxgot.
5282 2008-06-04 Richard Guenther <rguenther@suse.de>
5284 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
5285 negative or non-representable offsets.
5287 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
5289 * config/i386/i386.c (ix86_gen_leave): New.
5290 (ix86_gen_pop1): Likewise.
5291 (ix86_gen_add3): Likewise.
5292 (ix86_gen_sub3): Likewise.
5293 (ix86_gen_sub3_carry): Likewise.
5294 (ix86_gen_one_cmpl2): Likewise.
5295 (ix86_gen_monitor): Likewise.
5296 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
5297 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
5298 ix86_gen_one_cmpl2 and ix86_gen_monitor.
5299 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
5300 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
5301 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
5302 (ix86_expand_epilogue): Updated.
5303 (print_operand): Handle integer register operand for 'z'.
5304 (ix86_expand_strlensi_unroll_1): Likewise.
5305 (ix86_expand_strlen): Likewise.
5306 (ix86_expand_builtin): Likewise.
5307 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
5308 mov{q}/mov{l} and add{q}/add{l}.
5310 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5312 * config/i386/i386.md (P): New mode iterator.
5313 (SFmode push_operand splitter): Macroize DImode and SImode pushes
5314 using P mode iterator.
5315 (DFmode push_operand splitter): Ditto.
5316 (XFmode push_operand splitter): Ditto.
5317 (DFmode float_extend SFmode push_operand splitter): Ditto.
5318 (XFmode float_extend SFmode push_operand splitter): Do not generate
5319 SImode pushes for 64bit target. Macroize Dimode and SImode
5320 pushes using P mode iterator.
5321 (XFmode float_extend DFmode push_operand splitter): Ditto.
5323 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5325 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
5326 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
5327 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
5329 (ix86_call_abi_override): Remove check for call_used_regs.
5331 2008-06-03 Richard Guenther <rguenther@suse.de>
5333 * tree-ssa-structalias.c (find_func_aliases): Add constraints
5334 for the lhs of calls if the return type contains pointers.
5336 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5338 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
5339 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
5340 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
5341 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
5342 of cfun and DEFAULT_ABI to deceide abi mode.
5344 (REG_PARM_STACK_SPACE): Removed.
5345 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
5346 (STACK_BOUNDARY): Use default target to deceide stack boundary.
5347 * config/i386/i386-protos.h (ix86_cfun_abi): New.
5348 (ix86_function_abi): Likewise.
5349 (ix86_function_type_abi): Likewise.
5350 (ix86_call_abi_override): Likewise.
5351 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
5352 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
5353 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
5354 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
5356 (X86_64_REGPARM_MAX): New.
5357 (X86_64_SSE_REGPARM_MAX): New.
5358 (X64_REGPARM_MAX): New.
5359 (X64_SSE_REGPARM_MAX): New.
5360 (X86_32_REGPARM_MAX): New.
5361 (X86_32_SSE_REGPARM_MAX): New.
5362 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
5363 (ix86_function_regparm): Handle user calling abi.
5364 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
5365 by DEFAULT_ABI versus SYSV_ABI check.
5366 (ix86_reg_parm_stack_space): New.
5367 (ix86_function_type_abi): New.
5368 (ix86_call_abi_override): New.
5369 (ix86_function_abi): New.
5370 (ix86_cfun_abi): New.
5371 (init_cumulative_args): Call abi specific initialization.
5372 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
5373 (function_arg_64): Extend SSE_REGPARM_MAX check.
5374 (function_arg (): Remove TARGET_64BIT_MS_ABI.
5375 (ix86_pass_by_reference): Likewise.
5376 (ix86_function_value_regno_p): Likewise.
5377 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
5378 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
5379 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
5380 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
5381 (setup_incoming_varargs_64): Adjust regparm for call abi.
5382 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
5383 (ix86_va_start): Likewise.
5384 (ix86_gimplify_va_arg): Likewise.
5385 (ix86_expand_prologue): Likewise.
5386 (output_pic_addr_const): Likewise.
5387 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
5388 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
5389 (x86_output_mi_thunk): Likewise.
5390 (x86_function_profiler): Likewise.
5391 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
5392 (SYSV_ABI, MS_ABI): New constants.
5394 (init_regs): Add prototype of function in regclass.c file.
5395 (OVERRIDE_ABI_FORMAT): New.
5396 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
5397 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
5398 (OUTGOING_REG_PARM_STACK_SPACE): New.
5399 (ix86_reg_parm_stack_space): New prototype.
5400 (CUMULATIVE_ARGS): Add call_abi member.
5401 (machine_function): Add call_abi member.
5402 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
5403 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
5405 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
5408 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
5409 (avr_builtin_setjmp_frame_value): New function.
5410 * config/avr/avr.md (nonlocal_goto_receiver): Define.
5411 (nonlocal_goto): Define.
5413 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
5415 * config/mips/mips.c (mips_emit_loadgp): Return early if
5416 there is nothing do to, otherwise emit a blockage if
5417 !TARGET_EXPLICIT_RELOCS || crtl->profile.
5418 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
5420 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5422 * configure.ac: Drop unneeded backslash ending up in config.in.
5423 * acinclude.m4: Likewise.
5424 * config.in: Regenerate.
5426 2008-05-26 Jan Hubicka <jh@suse.cz>
5428 * predict.c (maybe_hot_frequency_p): Break out of...
5429 (maybe_hot_bb_p): ... here.
5430 (maybe_hot_edge_p): New.
5431 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
5432 * basic-block.h (maybe_hot_edge_p): Declare.
5434 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
5436 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
5437 (*cmpfp_<mode>_cc): Ditto.
5438 (*fp_jcc_8<mode>_387): Ditto.
5439 (*fop_<MODEF:mode>_2_i387): Ditto.
5440 (*fop_<MODEF:mode>_3_i387): Ditto.
5441 (*fop_xf_2_i387): Ditto.
5442 (*fop_xf_3_i387): Ditto.
5444 2008-06-02 Tomas Bily <tbily@suse.cz>
5446 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
5448 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5450 * config/mips/mips.c (mips_valid_offset_p): New function.
5451 (mips_valid_lo_sum_p): Likewise.
5452 (mips_classify_address): Use them.
5453 (mips_force_address): New function.
5454 (mips_legitimize_address): Use it.
5455 * config/mips/mips.md (MOVE128): New mode iterator.
5456 (movtf): Require TARGET_64BIT. Remove empty strings.
5457 (*movtf_internal): Rename to...
5458 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
5459 of "R" and use {,fp}{load,store} attributes instead of "multi".
5460 Use a separate define_split.
5461 (*movtf_mips16): New pattern.
5463 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5465 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
5466 * config/mips/mips.c (mips_expand_before_return): New function.
5467 (mips_expand_epilogue): Call it.
5468 * config/mips/mips.md (return): Turn into a define_expand.
5469 (*return): New insn.
5471 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5473 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
5474 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
5475 functions. Do not emit uses and clobbers of CONCATs; individually
5476 use and clobber their operands.
5477 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
5478 gen_clobber, emit_use and gen_use.
5479 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
5480 (expand_builtin_return): Likewise.
5481 * cfgbuild.c (count_basic_blocks): Likewise.
5482 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
5483 * explow.c (emit_stack_restore): Likewise.
5484 * expmed.c (extract_bit_field_1): Likewise.
5485 * expr.c (convert_move, emit_move_complex_parts): Likewise.
5486 (emit_move_multi_word, store_constructor): Likewise.
5487 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
5488 (thread_prologue_and_epilogue_insns): Likewise.
5489 * lower-subreg.c (resolve_simple_move): Likewise.
5490 * optabs.c (widen_operand, expand_binop): Likewise.
5491 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
5492 * reload.c (find_reloads): Likewise.
5493 * reload1.c (eliminate_regs_in_insn): Likewise.
5494 * stmt.c (expand_nl_goto_receiver): Likewise.
5495 * config/alpha/alpha.md (builtin_longjmp): Likewise.
5496 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
5497 * config/arm/arm.c (arm_load_pic_register): Likewise.
5498 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
5499 * config/arm/arm.md (untyped_return): Likewise.
5500 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
5501 * config/avr/avr.c (expand_prologue): Likewise.
5502 * config/bfin/bfin.c (do_unlink): Likewise.
5503 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
5504 * config/cris/cris.c (cris_expand_prologue): Likewise.
5505 * config/darwin.c (machopic_indirect_data_reference): Likewise.
5506 (machopic_legitimize_pic_address): Likewise.
5507 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
5508 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
5509 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
5510 (ix86_expand_convert_uns_didf_sse): Likewise.
5511 (ix86_expand_vector_init_general): Likewise.
5512 * config/ia64/ia64.md (eh_epilogue): Likewise.
5513 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
5514 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
5515 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
5516 (config/iq2000/iq2000.c): Likewise.
5517 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
5518 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
5519 (builtin_longjmp): Likewise.
5520 * config/mn10300/mn10300.md (call, call_value): Likewise.
5521 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
5522 * config/pdp11/pdp11.md (abshi2): Likewise.
5523 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5524 * config/s390/s390.c (s390_emit_prologue): Likewise.
5525 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
5526 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
5527 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
5528 * config/sh/sh.c (prepare_move_operands): Likewise.
5529 (output_stack_adjust, sh_expand_epilogue): Likewise.
5530 (sh_set_return_address, sh_expand_t_scc): Likewise.
5531 * config/sparc/sparc.c (load_pic_register): Likewise.
5532 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
5533 * config/spu/spu.c (spu_expand_epilogue): Likewise.
5534 * config/v850/v850.c (expand_epilogue): Likewise.
5536 2008-05-31 Anatoly Sokolov <aesok@post.ru>
5538 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
5539 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
5540 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
5541 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
5542 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
5543 stack pointer register.
5544 (output_movhi): Remove code for interrupt specific writing to the
5545 stack pointer register.
5547 2008-05-31 Richard Guenther <rguenther@suse.de>
5549 PR tree-optimization/34244
5550 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
5551 (tree_expr_nonzero_warnv_p): Likewise.
5552 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5553 ssa_name_nonnegative_p.
5554 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
5555 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
5556 not tree_expr_nonzero_warnv_p.
5558 PR tree-optimization/36262
5560 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
5562 PR tree-optimization/34244
5563 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
5564 (record_numbers_of_iterations): New function.
5565 (execute_vrp): Cache the numbers of iterations of loops.
5566 * tree-scalar-evolution.c (scev_reset_except_niters):
5568 (scev_reset): Use scev_reset_except_niters.
5569 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
5571 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
5573 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5574 __WORKAROUND_RETS when appropriate.
5576 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
5578 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
5579 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
5581 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
5582 *fop_df_comm_sse insn patterns using MODEF mode iterator.
5583 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
5584 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
5585 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
5586 *fop_df_1_mixed insn patterns using MODEF mode iterator.
5587 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
5588 *fop_df_1_sse insn patterns using MODEF mode iterator.
5589 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
5590 *fop_df_1_i387 insn patterns using MODEF mode iterator.
5591 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
5592 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
5593 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
5594 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
5595 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
5596 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
5597 (*fop_xf_4_i387): Use <MODE> for mode attribute.
5598 (*fop_xf_5_i387): Ditto.
5599 (*fop_xf_6_i387): Ditto.
5601 2008-05-30 Richard Guenther <rguenther@suse.de>
5603 * builtins.c (build_string_literal): Avoid generating
5604 a non-gimple_val result.
5606 2008-05-30 DJ Delorie <dj@redhat.com>
5608 * exec-tool.in: Use an environment variable (private) instead of a
5609 file (shared) as a semaphore, so as to not break parallel builds.
5611 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
5613 * optabs.c (maybe_encapsulate_block): Remove.
5614 (emit_libcall_block): Adjust accordingly.
5615 * optabs.h (maybe_encapsulate_block): Remove prototype.
5617 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
5618 Don't use maybe_encapsulate_block.
5620 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
5622 * config/rs6000/rs6000.c (rs6000_legitimize_address,
5623 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
5624 rtx is a SYMBOL_REF before calling get_pool_constant.
5626 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
5628 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
5630 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
5632 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
5633 rather than OS names to choose INO_T_EQ definition.
5634 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
5635 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
5637 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
5640 * config/darwin-f.c: New.
5641 * config/t-darwin: Added rule to build darwin-f.o.
5642 * config.gcc: Defined new variable, fortran_target_objs.
5643 (*-*-darwin*): Set fortran_target_objs.
5644 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
5645 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
5646 * configure: Regenerated.
5648 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
5651 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
5652 canonical type if needed.
5654 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
5656 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
5658 2008-05-29 Richard Guenther <rguenther@suse.de>
5660 PR tree-optimization/36343
5661 PR tree-optimization/36346
5662 PR tree-optimization/36347
5663 * tree-flow.h (clobber_what_p_points_to): Declare.
5664 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
5665 pointed-to variable is dereferenced is irrelevant to whether
5666 the pointer can access the pointed-to variable.
5667 (clobber_what_p_points_to): New function.
5668 * tree-ssa-alias.c (set_initial_properties): Use it.
5669 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
5670 call clobber check for NMTs.
5672 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
5674 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
5675 for printing gcov_type.
5677 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
5679 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
5680 and the eh region information.
5681 * value-prof.c (gimple_move_stmt_histograms): New function.
5682 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
5684 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
5686 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
5688 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
5690 * value-prof.c (tree_ic_transform): Print counts.
5691 * tree-profile.c (tree_gen_ic_func_profiler):
5692 Clear __gcov_indreict_call_callee variable to avoid misattribution
5695 2008-05-28 Rafael Espindola <espindola@google.com>
5697 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
5700 2008-05-28 Richard Guenther <rguenther@suse.de>
5702 PR tree-optimization/36339
5703 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
5704 and clobbering code out of the loop.
5706 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
5708 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
5711 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
5712 s390_contiguous_bitmask_p, s390_symref_operand_p,
5713 s390_check_symref_alignment, s390_reload_larl_operand,
5714 s390_reload_symref_address): New functions.
5715 (s390_branch_condition_mnemonic): Support compare and branch
5717 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
5718 and 'W' constraints.
5719 (s390_secondary_reload): Add secondary reloads for unaligned
5720 symbol refs or symbol refs to floating point or QI/TI mode
5722 (legitimate_address_p): Accept symbol references as addresses.
5723 (s390_expand_insv): Use rotate and insert selected bits
5724 instruction for insv when building for z10.
5725 (print_operand_address): Handle symbol ref addresses.
5726 (print_operand): Output modifier 'c' added for signed byte values.
5727 (s390_encode_section_info): Mark symbol refs with
5728 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
5730 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
5731 (length attribute): RRF, RRR have 4 byte length.
5732 (FPALL, INTALL): New mode iterators added.
5733 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
5734 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
5735 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
5736 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
5737 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
5738 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
5739 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
5740 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
5742 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
5743 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
5744 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
5745 reload<INTALL:mode><P:mode>_toreg_z10,
5746 reload<FPALL:mode><P:mode>_tomem_z10,
5747 reload<FPALL:mode><P:mode>_toreg_z10,
5748 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
5749 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
5750 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
5751 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
5753 (movmem, clrmem, cmpmem): New splitters added.
5755 * config/s390/predicates.md (larl_operand): Use
5756 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
5757 SYMBOL_REF_ALIGN1_P.
5758 (s390_signed_integer_comparison,
5759 s390_unsigned_integer_comparison): New predicates.
5761 * config/s390/s390-protos.h (s390_check_symref_alignment,
5762 s390_contiguous_bitmask_p, s390_reload_larl_operand,
5763 s390_reload_symref_address,
5764 s390_compare_and_branch_condition_mask): Prototypes added.
5766 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
5767 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
5768 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
5770 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
5772 * config/s390/s390.c (z10_cost): New cost function for z10.
5773 (s390_handle_arch_option, override_options): Support -march=z10 switch.
5774 (s390_issue_rate): Adjust issue rate for z10.
5775 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
5776 (processor_flags): Add PF_Z10.
5777 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
5778 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
5779 * gcc/config.gcc: Add z10.
5781 2008-05-28 Richard Guenther <rguenther@suse.de>
5783 PR tree-optimization/36291
5784 * tree-flow. h (struct gimple_df): Remove var_anns member.
5785 * tree-flow-inline.h (gimple_var_anns): Remove.
5786 (var_ann): Simplify.
5787 * tree-dfa.c (create_var_ann): Simplify.
5788 (remove_referenced_var): Clear alias info from var_anns of globals.
5789 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
5790 (delete_tree_ssa): Clear alias info from var_anns of globals.
5791 Do not free var_anns.
5792 (var_ann_eq): Remove.
5793 (var_ann_hash): Likewise.
5795 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
5797 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
5798 and loongson2f entries.
5799 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
5800 * config/mips/mips.h (processor_type): Add Loongson-2E
5801 and Loongson-2F entries.
5802 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
5803 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
5804 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
5805 * doc/invoke.texi (MIPS Options): Document loongson2e
5806 and loongson2f processor names.
5808 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
5812 * config/i386/i386.c (ix86_function_arg_boundary): Use
5813 alignment of canonical type.
5814 (ix86_expand_vector_move): Check unaligned memory access for
5817 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
5819 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
5820 Moved to the front of file.
5822 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
5823 H.J. Lu <hongjiu.lu@intel.com>
5825 * dwarf2out.c (current_fde): New.
5827 (lookup_cfa:): Likewise.
5828 (dwarf2out_end_epilogue): Likewise.
5829 (dwarf2out_note_section_used): Likewise.
5831 2008-05-27 Michael Matz <matz@suse.de>
5834 * c.opt (Wenum-compare): New warning option.
5835 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
5837 2008-05-27 Michael Matz <matz@suse.de>
5840 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
5842 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
5843 into memory as tail calls.
5845 2008-05-27 Richard Guenther <rguenther@suse.de>
5847 PR tree-optimization/36339
5848 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
5849 pointers cause all addressable variables to be call clobbered.
5851 2008-05-27 Richard Guenther <rguenther@suse.de>
5853 PR tree-optimization/36245
5854 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
5856 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
5858 * config/s390/s390.md: Replace all occurences of the 'm'
5859 constraint with 'RT'.
5861 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
5863 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
5865 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
5867 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
5868 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
5869 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
5871 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
5873 * reload.c: (find_reloads): Skip alternatives according to the
5874 "enabled" attribute. Constify the constraint variable.
5875 * recog.c (get_attr_enabled): Add default implementation.
5876 (extract_insn): Set the alternative_enabled_p array
5877 in the recog_data struct.
5878 (preprocess_constraints, constrain_operands): Skip
5879 alternatives according to the "enabled" attribute
5880 * recog.h (struct recog_data): New field alternative_enabled_p.
5881 (skip_alternative): New inline function.
5882 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
5883 (record_reg_classes): Skip alternative according to the
5884 "enabled" attribute.
5886 * doc/md.texi: Add documention for the "enabled" attribute.
5888 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
5890 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
5891 * postreload.c (reload_cse_simplify_operands): Replace 'm'
5892 constraint with TARGET_MEM_CONSTRAINT.
5893 * recog.c (asm_operand_ok, preprocess_constraints,
5894 constrain_operands): Likewise.
5895 * regclass.c (record_reg_classes): Likewise.
5896 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
5897 * reload1.c (maybe_fix_stack_asms): Likewise.
5898 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
5899 * recog.h: Adjust comment.
5900 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
5901 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
5902 * doc/md.texi: Add a note to description of 'm' constraint.
5903 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
5905 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
5907 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
5908 that the bitfield is of integral type before testing its precision.
5910 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5911 Sa Liu <saliu@de.ibm.com>
5913 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
5914 __modti3, __udivti3, __umodti3 and __udivmodti4.
5915 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
5916 that implement TImode mul and div functions.
5917 * config/spu/multi3.c: New. Implement __multi3.
5918 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
5919 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
5922 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
5924 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
5925 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
5926 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
5927 tls_sysv_suffix): New mode and mode attribute iterators.
5928 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
5929 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
5930 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
5931 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
5932 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
5935 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
5937 PR tree-optimization/36329
5938 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
5939 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
5940 * cgraphbuild.c (initialize_inline_failed): Use the latter
5941 macro in lieu of the former.
5942 * ipa-inline.c (cgraph_mark_inline): Likewise.
5943 (cgraph_decide_inlining_of_small_function): Likewise.
5944 (cgraph_decide_inlining): Likewise.
5945 (cgraph_decide_inlining_incrementally): Likewise.
5947 2008-05-26 Tristan Gingold <gingold@adacore.com>
5948 Anatoly Sokolov <aesok@post.ru>
5950 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
5951 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
5952 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
5953 optimization for 'avr6' architecture.
5955 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
5958 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
5960 2008-05-26 Richard Guenther <rguenther@suse.de>
5962 * tree-ssa-sccvn.c (expr_has_constants): Declare.
5963 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
5965 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
5968 * caller-save.c (insert_restore): Verify alignment of spill space.
5969 (insert_save): Likewise.
5970 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
5971 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
5972 (STACK_SLOT_ALIGNMENT): Likewise.
5973 * function.c (LOCAL_ALIGNMENT): Removed.
5974 (get_stack_local_alignment): New.
5975 (assign_stack_local): Use it. Set alignment on stack slot.
5976 (assign_stack_temp_for_type): Use get_stack_local_alignment.
5977 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
5978 (STACK_SLOT_ALIGNMENT): New.
5979 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
5980 stack slot in XFmode.
5982 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
5984 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
5987 * config/i386/i386.md (allocate_stack_worker_64): Make sure
5988 argument operand in rax isn't removed.
5990 2008-05-26 Richard Guenther <rguenther@suse.de>
5993 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
5994 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
5996 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
5999 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
6001 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
6003 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
6004 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
6006 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
6008 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
6009 build a trampoline if we don't want one.
6010 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
6011 return zero for nested functions if we don't want a trampoline.
6013 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6015 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
6017 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6020 * c.opt: Removed undocumented option '-lang-fortran'.
6021 * c-common.h: Removed global variable 'lang_fortran'.
6022 * c-opts.c (c_common_handle_option): Removed code to handle
6023 option '-lang-fortran'. Updated includes.
6024 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
6025 definition of '__GFORTRAN__'.
6026 (define__GNUC__): Reimplemented to use BASEVER and
6027 cpp_define_formatted.
6028 (builtin_define_with_value_n): Removed.
6029 * c-incpath.h: Renamed to ...
6030 * incpath.h: ... this.
6031 * c-incpath.c: Renamed to ...
6032 * incpath.c: ... this. Updated includes.
6033 * fix-header.c: Updated includes.
6034 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
6035 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
6036 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
6038 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
6040 * tree.h: Update the table of flags used on tree nodes.
6041 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
6042 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
6043 (FORCED_LABEL): Add access check.
6044 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
6045 (ASM_INPUT_P): Likewise.
6046 (ASM_VOLATILE_P): Likewise.
6047 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
6048 (OMP_SECTION_LAST): Access private_flag directly.
6049 (OMP_RETURN_NOWAIT): Likewise.
6050 (OMP_PARALLEL_COMBINED): Likewise.
6051 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
6052 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
6053 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
6054 deprecated_flag directly.
6056 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
6058 * final.c (frame_pointer_needed): Removed.
6059 * flags.h (frame_pointer_needed): Likewise.
6061 * function.h (rtl_data): Add frame_pointer_needed.
6062 (frame_pointer_needed): New.
6064 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
6066 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
6068 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
6070 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
6073 2008-05-25 Alan Modra <amodra@bigpond.net.au>
6075 * c-common.c (strip_array_types): Move function to..
6077 (get_inner_array_type): Delete.
6078 * c-common.h (strip_array_types): Move declaration to..
6080 (get_inner_array_type): Delete.
6081 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
6082 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
6083 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
6084 * config/pa/pa.c (emit_move_sequence): Likewise.
6086 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
6088 * config/i386/i386.md (*sse_prologue_save_insn): Set length
6091 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
6093 * function.c: Include target hook for nonlocal_goto frame value.
6095 2008-05-24 Richard Guenther <rguenther@suse.de>
6097 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
6098 variable can be only accessed through a pointer or a union.
6100 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6102 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
6103 * doc/extend.texi: Likewise.
6105 2008-05-23 DJ Delorie <dj@redhat.com>
6107 * config/m32c/jump.md (untyped_call): Add.
6109 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
6111 (m32c_address_cost): Detail costs for indirect offsets.
6113 2008-05-23 Rafael Espindola <espindola@google.com>
6115 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
6116 if a node is a SUBREG.
6117 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
6120 2008-05-23 Paul Brook <paul@codesourcery.com>
6121 Carlos O'Donell <carlos@codesourcery.com>
6123 * doc/extend.texi: Clarify use of __attribute__((naked)).
6124 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
6125 * target.h (gcc_target): Add allocate_stack_slots_for_args.
6126 * function.c (use_register_for_decl): Use
6127 targetm.calls.allocate_stack_slots_for_args.
6128 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
6129 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
6130 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
6132 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
6134 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
6136 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
6138 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
6139 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
6140 is only rounded once.
6142 2008-05-23 Richard Guenther <rguenther@suse.de>
6144 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
6146 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
6147 Jakub Jelinek <jakub@redhat.com>
6150 * configure.ac: Handle --enable-cld.
6151 * configure: Regenerated.
6152 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
6153 * config/i386/i386.h (struct machine_function): Add needs_cld field.
6154 (ix86_current_function_needs_cld): New define.
6155 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
6156 (cld): New isns pattern.
6157 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
6158 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
6159 * config/i386/i386.opt (mcld): New option.
6160 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
6161 TARGET_CLD and ix86_current_function_needs_cld.
6162 (override_options): Use -mcld by default for 32-bit code if
6165 * doc/install.texi (Options specification): Document --enable-cld.
6166 * doc/invoke.texi (Machine Dependent Options)
6167 [i386 and x86-64 Options]: Add -mcld option.
6168 (Intel 386 and AMD x86-64 Options): Document -mcld option.
6170 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
6171 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
6172 (return_in_memory_64): Likewise.
6173 (return_in_memory_ms_64): Likewise.
6175 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6177 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
6178 * builtins.c (fold_builtin_fpclassify): New.
6179 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
6180 * builtins.def (BUILT_IN_FPCLASSIFY): New.
6181 * c-common.c (handle_type_generic_attribute): Adjust to accept
6182 fixed arguments before an elipsis.
6183 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
6184 * doc/extend.texi: Document __builtin_fpclassify.
6186 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
6188 * omp-low.c (gate_expand_omp_ssa): Remove.
6189 (pass_expand_omp_ssa): Remove.
6190 (gate_expand_omp): Do not check for flag_openmp_ssa.
6191 * common.opt (-fopenmp-ssa): Remove.
6192 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
6194 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
6196 * config/sh/sh.opt (mfixed-range): New option.
6197 * config/sh/sh-protos.h (sh_fix_range): Declare.
6198 * config/sh/sh.c (sh_fix_range): New function.
6199 * config/sh/sh.h (sh_fixed_range_str): Declare.
6200 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
6202 * doc/invoke.texi (SH Options): Document -mfixed-range.
6204 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
6206 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
6207 it before the redeclaration.
6209 2008-05-22 Anatoly Sokolov <aesok@post.ru>
6211 * config/avr/avr.c (get_sequence_length): Add new function.
6212 (expand_prologue, expand_epilogue): Remove duplicate code.
6214 2008-05-22 Rafael Espindola <espindola@google.com>
6216 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
6219 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
6221 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
6222 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
6224 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
6225 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
6226 (vect_update_misalignment_for_peel): Likewise.
6227 (vector_alignment_reachable_p): Likewise.
6228 * tree-vect-transform.c (vectorizable_load): Likewise.
6229 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6230 (get_vectype_for_scalar_type): Pass mode of scalar_type
6231 to UNITS_PER_SIMD_WORD.
6233 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
6234 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
6235 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
6236 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
6237 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
6239 2008-05-22 Ira Rosen <irar@il.ibm.com>
6241 PR tree-optimization/36293
6242 * tree-vect-transform.c (vect_transform_strided_load): Don't check
6243 if the first load must be skipped because of a gap.
6245 2008-05-22 Richard Guenther <rguenther@suse.de>
6247 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
6248 more cases of offset disambiguation that is possible if
6249 strict-aliasing rules apply.
6250 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
6251 for basic offset and type-based disambiguation.
6253 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6255 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
6256 ix86_expand_vector_set on V16QImode for SSE4.1.
6258 2008-05-21 Tom Tromey <tromey@redhat.com>
6260 * c.opt (Wimport): Mark as undocumented.
6261 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
6263 (Warning Options): Likewise.
6264 * doc/cppopts.texi: Don't mention -Wimport.
6266 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
6268 PR tree-optimization/36287
6269 PR tree-optimization/36286
6270 * lambda-code.c (build_access_matrix): Do not use the loop->num
6271 for computing the number of induction variables: use the loop depth
6274 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
6277 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
6278 option -f(no-)leading-underscore.
6280 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6282 * config/i386/i386.c (ix86_expand_vector_init_general): Use
6283 GET_MODE_NUNITS (mode).
6285 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
6287 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
6288 (-mmulhw): Add 464 to description.
6289 (-mdlmzb): Likewise.
6290 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
6291 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
6293 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
6294 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
6295 * config/rs6000/rs6000.md: Update comments for 464.
6297 2008-05-21 Janis Johnson <janis187@us.ibm.com>
6299 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
6301 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6303 * config/i386/sse.md (vec_extractv4sf): Removed.
6304 (vec_extractv2df): Likewise.
6305 (vec_extractv2di): Likewise.
6306 (vec_extractv4si): Likewise.
6307 (vec_extractv8hi): Likewise.
6308 (vec_extractv16qi): Likewise.
6309 (vec_extract<mode>): New.
6311 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6313 * config/i386/sse.md (vec_setv4sf): Removed.
6314 (vec_setv2df): Likewise.
6315 (vec_setv2di): Likewise.
6316 (vec_setv4si): Likewise.
6317 (vec_setv8hi): Likewise.
6318 (vec_setv16qi): Likewise.
6319 (vec_set<mode>): New.
6321 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6323 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
6324 goto for vec_concat and vec_interleave.
6326 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6328 * config/i386/sse.md (vec_initv4sf): Removed.
6329 (vec_initv2df): Likewise.
6330 (vec_initv2di): Likewise.
6331 (vec_initv4si): Likewise.
6332 (vec_initv8hi): Likewise.
6333 (vec_initv16qi): Likewise.
6334 (vec_init<mode>): New.
6336 2008-05-21 Joseph Myers <joseph@codesourcery.com>
6338 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
6340 2008-05-21 Tom Tromey <tromey@redhat.com>
6342 * ggc-zone.c (lookup_page_table_if_allocated): New function.
6343 (zone_find_object_offset): Likewise.
6344 (gt_ggc_m_S): Likewise.
6345 (highest_bit): Likewise.
6346 * ggc-page.c (gt_ggc_m_S): New function.
6347 * stringpool.c (string_stack): Remove.
6348 (init_stringpool): Update.
6349 (ggc_alloc_string): Use ggc_alloc.
6350 (maybe_delete_ident): New function.
6351 (ggc_purge_stringpool): Likewise.
6352 (gt_ggc_m_S): Remove.
6353 * ggc-common.c (ggc_protect_identifiers): New global.
6354 (ggc_mark_roots): Call ggc_purge_stringpool. Use
6355 ggc_protect_identifiers.
6356 * ggc.h (ggc_protect_identifiers): Declare.
6357 (gt_ggc_m_S): Update.
6358 (ggc_purge_stringpool): Declare.
6359 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
6360 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
6362 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
6364 2008-05-21 David S. Miller <davem@davemloft.net>
6366 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
6369 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
6371 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
6374 2008-05-20 David Daney <ddaney@avtrex.com>
6376 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
6377 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
6378 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6379 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6380 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
6381 (atomic_hiqi_op): New define_code_iterator.
6382 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
6383 mips_expand_compare_and_swap_12.
6384 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
6385 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
6386 (sync_<optab><mode>, sync_old_<optab><mode>,
6387 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6388 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
6389 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
6390 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
6391 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
6392 (test_and_set_12): New insn.
6393 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
6394 sync_new_<optab><mode>, sync_old_nand<mode>,
6395 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
6396 clobber to operand 0 for SI and DI mode insns.
6397 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
6398 mips_gen_fn_4): New typedefs.
6399 (mips_gen_fn_ptrs): Define new union type.
6400 (mips_expand_compare_and_swap_12): Remove declaration.
6401 (mips_expand_atomic_qihi): Declare function.
6402 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
6403 (mips_expand_atomic_qihi): ... this. Use new generator function
6405 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
6406 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
6407 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
6408 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
6409 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
6410 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
6411 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
6412 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
6413 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
6414 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
6417 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
6419 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
6422 2008-05-20 Anatoly Sokolov <aesok@post.ru>
6424 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
6425 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
6426 (avr_attribute_table): Add 'OS_main' function attribute.
6427 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
6428 functions with 'OS_main' attribute.
6430 2008-05-20 Richard Guenther <rguenther@suse.de>
6432 PR tree-optimization/35204
6433 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
6434 helper, split out from ...
6435 (DFS): ... here. Make the DFS walk non-recursive.
6437 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
6438 Jan Sjodin <jan.sjodin@amd.com>
6440 PR tree-optimization/36181
6441 * tree-parloops.c (loop_has_vector_phi_nodes): New.
6442 (parallelize_loops): Don't parallelize when the loop has vector
6445 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6446 Sebastian Pop <sebastian.pop@amd.com>
6448 * tree-loop-linear.c (gather_interchange_stats): Look in the access
6449 matrix, and never look at the tree representation of the memory
6451 (linear_transform_loops): Computes parameters and access matrices.
6452 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
6454 (access_matrix_get_index_for_parameter): New.
6455 * tree-data-ref.h (struct access_matrix): New.
6456 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
6457 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
6458 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
6459 am_vector_index_for_loop): New.
6460 (struct data_reference): Add field access_matrix.
6461 (DR_ACCESS_MATRIX): New.
6462 (compute_data_dependences_for_loop): Update declaration.
6463 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
6464 * lambda.h (lambda_vector_vec_p): Declared.
6465 * lambda-code.c: Depend on pointer-set.h.
6466 (lambda_collect_parameters_from_af, lambda_collect_parameters,
6467 av_for_af_base, av_for_af, build_access_matrix,
6468 lambda_compute_access_matrices): New.
6469 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
6471 2008-05-20 Joseph Myers <joseph@codesourcery.com>
6473 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
6476 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6477 Sebastian Pop <sebastian.pop@amd.com>
6479 PR tree-optimization/36206
6480 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
6482 (instantiate_scev_1): Rename flags to fold_conversions.
6483 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
6484 outeside instantiation_loop.
6485 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
6486 (evolution_function_is_affine_or_constant_p): Removed.
6487 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
6489 (analyze_siv_subscript): Pass in the loop nest number.
6490 Call evolution_function_is_affine_in_loop instead of
6491 evolution_function_is_affine_p.
6492 (analyze_overlapping_iterations): Pass in the loop nest number.
6494 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6495 Sebastian Pop <sebastian.pop@amd.com>
6497 PR tree-optimization/36206
6498 * tree-chrec.h (chrec_fold_op): New.
6499 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
6502 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
6504 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
6506 (remove_duplicates): Do not set inode on non-inode systems.
6509 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
6511 * config.gcc (tm_file): Update comments about relative pathnames.
6513 2008-05-20 Richard Guenther <rguenther@suse.de>
6515 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
6516 * tree-ssa-sccvn.c (process_scc): Likewise.
6517 * tree-ssa-sink.c (execute_sink_code): Likewise.
6518 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
6519 * tree-vrp.c (process_assert_insertions): Likewise.
6520 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6521 (perform_tree_ssa_dce): Likewise.
6522 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6523 (dump_dominator_optimization_stats): Likewise.
6524 * tree-vectorizer.c (vectorize_loops): Likewise.
6526 2008-05-20 Richard Guenther <rguenther@suse.de>
6528 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
6530 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
6532 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
6533 (ix86_i386elf_return_in_memory): Likewise.
6534 (ix86_i386interix_return_in_memory): Likewise.
6535 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
6536 (SUBTARGET_RETURN_IN_MEMORY): New.
6537 * config/i386/i386elf.h: Likewise.
6538 * config/i386/ptx4-i.h: Likewise.
6539 * config/i386/sol2-10.h: Likewise.
6540 * config/i386/sysv4.h: Likewise.
6541 * config/i386/vx-common.h: Likewise.
6542 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
6543 * config/i386/i386.c (ix86_return_in_memory): Made static and
6544 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
6545 (ix86_i386elf_return_in_memory): Removed.
6546 (ix86_i386interix_return_in_memory): Removed.
6547 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
6548 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
6550 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
6552 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
6554 2008-05-19 Xinliang David Li <davidxl@google.com>
6556 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
6558 * common.opt: Ditto.
6559 * doc/invoke.texi: Ditto.
6561 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
6563 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
6564 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
6566 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
6568 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
6569 sizes of operand array from 8/4 to 4/2.
6570 (ix86_expand_vector_init_general): Change size of operand array
6571 from 32 to 16. Remove op0, op1 and half_mode.
6573 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
6575 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
6576 (ix86_expand_vector_init_interleave): Likewise.
6577 (ix86_expand_vector_init_general): Use them. Assert
6578 word_mode == SImode when n_words == 4.
6580 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
6582 * config/i386/i386.c (ix86_secondary_reload): New static function.
6583 (TARGET_SECONDARY_RELOAD): New define.
6584 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6585 * config/i386/i386.md (reload_outqi): Remove.
6587 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6590 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
6591 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
6592 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
6593 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
6594 (fold_builtin_1): Likewise.
6595 * builtins.def (BUILT_IN_ISINF_SIGN): New.
6596 c-common.c (check_builtin_function_arguments): Handle
6597 BUILT_IN_ISINF_SIGN.
6598 * doc/extend.texi: Document __builtin_isinf_sign.
6599 * fold-const.c (operand_equal_p): Handle COND_EXPR.
6601 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
6603 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
6604 EH cleanup at the end of the pass, search for those that have been
6605 turned into forwarder blocks and do the cleanup on their successor.
6607 2008-05-18 Richard Guenther <rguenther@suse.de>
6609 * tree-cfg.c (verify_gimple_expr): Allow conversions from
6610 pointers to sizetype and vice versa.
6612 2008-05-18 Xinliang David Li <davidxl@google.com>
6614 * gcc/tree-ssa-dce.c: Coding style fix.
6615 (check_pow): Documentation comment.
6616 (check_log): Documenation comment. Coding style fix.
6617 (is_unnecessary_except_errno_call): Ditto.
6618 (gen_conditions_for_pow): Ditto.
6619 (gen_conditions_for_log): Ditto.
6620 (gen_shrink_wrap_conditions): Ditto.
6621 (shrink_wrap_one_built_in_calls): Ditto.
6622 * gcc/doc/invoke.texi: Better documentation string.
6623 * ChangeLog: Fix wrong change log entries from
6624 May 17 checkin on function call DCE.
6626 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
6628 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
6630 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6632 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
6633 * df-problems.c (simulation routines): Fixed block comment to
6634 properly say how to add forwards scanning functions.
6636 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
6638 * tree-inline.c (setup_one_parameter): Remove dead code.
6640 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
6642 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
6643 a BIT_AND_EXPR only for an INTEGER_TYPE.
6645 2008-05-17 Xinliang David Li <davidxl@google.com>
6647 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
6648 (check_pow, check_log, is_unnecessary_except_errno_call): New
6649 functions to check for eliminating math functions that are pure
6650 except for setting errno.
6651 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
6652 general condition expressions for shrink-wrapping pow/log calls.
6653 (gen_shrink_wrap_conditions): Ditto.
6654 (shrink_wrap_one_built_in_call): Ditto.
6655 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
6656 (mark_operand_necessary): If debugging, output if OP is necessary.
6657 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
6659 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
6661 * gcc/common.opt: New user flag -ftree-builtin-dce.
6662 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
6664 2008-05-16 David S. Miller <davem@davemloft.net>
6666 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
6667 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
6669 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
6672 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
6674 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6676 * ifcvt.c (dead_or_predicable): Rename
6677 df_simulate_one_insn_backwards to df_simulate_one_insn.
6678 * recog.c (peephole2_optimize): Ditto.
6679 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
6681 * df.h: Rename df_simulate_one_insn_backwards to
6682 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
6683 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
6684 scanning of defs and uses.
6685 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
6686 (df_simulate_one_insn_forwards): Removed.
6688 2008-05-16 Doug Kwan <dougkwan@google.com>
6690 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
6692 (real_from_string): Handle NaNs and Inf as approriate.
6694 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
6696 * doc/gty.texi (Source Files Containing Type Information): Note
6697 that headers should appear first in the gtfiles list.
6699 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6701 * tree.def (COND_EXEC): Properly documented this code.
6703 2008-05-16 Diego Novillo <dnovillo@google.com>
6705 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
6706 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
6709 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6711 * tree-ssa-dse (max_stmt_uid): Removed.
6712 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
6713 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
6714 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
6715 * function.h (cfun.last_stmt_uid): New field.
6716 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
6717 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
6719 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
6720 (create_stmt_ann): Initialize the ann->uid field.
6721 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
6723 * tree-flow.h (renumber_gimple_stmt_uids): New function.
6725 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
6727 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
6728 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
6729 (init_empty_tree_cfg): Call it.
6731 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6733 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
6736 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6738 * doc/invoke.text (-fdump-tree-*-verbose): New option.
6739 * tree-dump.c (dump_options): New verbose option.
6740 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
6742 * tree-pass.h (TDF_VERBOSE): New dump flag.
6743 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
6744 (tree-flow.h): Added include.
6745 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
6747 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
6749 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
6751 From Jie Zhang <jie.zhang@analog.com>
6752 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6753 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
6754 mcpu=bf561-none and mcpu=bf561-0.2.
6755 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6756 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
6757 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6758 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
6759 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
6760 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
6761 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
6763 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
6764 (cputype_selected): Remove.
6765 (bfin_handle_option): Don't use cputype_selected.
6766 (override_options): When no mcpu option, enable all workarounds.
6767 Don't use bfin_workarounds.
6768 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
6770 (DEFAULT_CPU_TYPE): Don't define.
6772 2008-05-16 Richard Guenther <rguenther@suse.de>
6774 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
6775 on deletion of the last stmt.
6777 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
6779 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
6780 V8HImode for SSE2 and V16QImode for SSE4.1.
6782 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6784 * cgraph.h (compute_inline_parameters): Made public.
6785 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
6786 variable_generate_summary, function_write_summary,
6787 variable_write_summary, variable_read_summary. Added generate_summary,
6788 write_summary, read_summary.
6789 * cgraphunit.c (cgraph_process_new_functions): Changed call from
6790 pass_ipa_inline.function_generate_summary, to
6791 compute_inline_parameters.
6792 * ipa-inline.c (compute_inline_parameters): Made public and added
6794 (compute_inline_parameters_for_current): New function.
6795 (pass_inline_param): Now calls compute_inline_parameters_for_current.
6796 (inline_generate_summary): Removed parameter and made to loop over
6798 (pass_ipa_inline): Updated for new IPA_PASS structure.
6799 * passes.c (execute_ipa_summary_passes): Now is called once per
6800 pass rather than once per node*pass.
6802 2008-05-15 Anatoly Sokolov <aesok@post.ru>
6804 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
6805 avr_have_mul_p, avr_asm_only_p): Remove variables.
6806 (avr_override_options): Remove initialization of removed variables.
6807 (avr_file_start): Convert removed variables to fields of
6808 'struct base_arch_s *avr_current_arch'.
6809 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
6810 (AVR_HAVE_MUL): (Ditto.).
6811 (AVR_HAVE_MOVW): (Ditto.).
6812 (AVR_HAVE_LPMX): (Ditto.).
6813 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
6814 avr_asm_only_p): Remove declaration.
6816 2008-05-15 Diego Novillo <dnovillo@google.com>
6818 * config/arm/arm.c (arm_return_in_memory): Fix return type.
6819 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
6821 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
6824 * combine.c (check_conversion): Rename back to check_promoted_subreg.
6825 Don't call record_truncated_value from here.
6826 (record_truncated_value): Turn it into a for_each_rtx callback.
6827 (record_truncated_values): New function.
6828 (combine_instructions): Call note_uses with record_truncated_values.
6829 Change name of check_conversion to check_promoted_subreg.
6831 2008-05-15 Janis Johnson <janis187@us.ibm.com>
6833 * doc/sourcebuild.texi: Document support for torture tests.
6835 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
6837 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
6838 to alternative 4 of operand 2.
6840 2008-05-15 Richard Guenther <rguenther@suse.de>
6842 * tree-pass.h (current_pass): Declare.
6843 (get_pass_for_id): Likewise.
6844 * passes.c (passes_by_id, passes_by_id_size): New globals.
6845 (set_pass_for_id): New function.
6846 (get_pass_for_id): Likewise.
6847 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
6848 (execute_function_todo): Flush per function statistics.
6849 * toplev.c (compile_file): Init statistics.
6850 (general_init): Do early statistics initialization.
6851 (finalize): Finish statistics.
6852 * statistics.h (statistics_early_init): Declare.
6853 (statistics_init): Likewise.
6854 (statistics_fini): Likewise.
6855 (statistics_fini_pass): Likewise.
6856 (statistics_counter_event): Likewise.
6857 (statistics_histogram_event): Likewise.
6858 * statistics.c: New file.
6859 * Makefile.in (OBJS-common): Add statistics.o.
6860 (statistics.o): Add dependencies.
6861 * doc/invoke.texi (-fdump-statistics): Document.
6863 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
6865 (execute_pre): Use statistics_counter_event.
6866 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
6867 (substitute_and_fold): Increment it. Use statistics_counter_event.
6869 2008-05-15 Diego Novillo <dnovillo@google.com>
6871 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
6873 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
6874 * tree-ssa-alias.c (new_type_alias): Remove references to
6875 sub-variables from comment.
6876 * tree-ssa-operands.c (swap_tree_operands): Likewise.
6878 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
6880 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
6881 attribute to 1 only for insertps alternative.
6883 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
6885 * config/bfin/bfin.md (loadbytes): New pattern.
6886 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
6887 (bfin_init_builtins): Initialize it.
6888 (bdesc_1arg): Add it.
6890 2008-05-15 Sa Liu <saliu@de.ibm.com>
6892 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
6893 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
6894 * testsuite/lib/target-supports.exp: Add
6895 check_effective_target_fortran_integer_16.
6897 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
6899 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
6900 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
6901 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
6902 (TARGET_RETURN_IN_MEMORY): Define.
6904 2008-05-15 Richard Guenther <rguenther@suse.de>
6907 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
6908 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
6909 represent unmodifiable vars.
6911 2008-05-15 Richard Guenther <rguenther@suse.de>
6913 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
6914 INDIRECT_REF and TARGET_MEM_REF.
6915 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6918 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
6919 H.J. Lu <hongjiu.lu@intel.com>
6921 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
6922 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
6923 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
6924 insn alternatives. Add missing alternatives.
6925 (*vec_concatv2di_rex64_sse4_1): Likewise.
6926 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
6927 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
6930 2008-05-15 Richard Guenther <rguenther@suse.de>
6932 PR tree-optimization/36009
6933 PR tree-optimization/36204
6934 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
6935 (determine_invariantness_stmt): Record the loop a store is
6937 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
6940 2008-05-15 Richard Guenther <rguenther@suse.de>
6942 PR tree-optimization/34330
6943 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
6944 through the pointer will alias the SMT.
6946 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
6948 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
6950 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
6952 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
6954 2008-05-14 Michael Meissner <michael.meissner@amd.com>
6955 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6957 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
6958 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
6959 (vashl_optab): New optab for vector/vector shifts.
6960 (vashr_optab): Ditto.
6961 (vlshr_optab): Ditto.
6962 (vrotl_optab): Ditto.
6963 (vrotr_optab): Ditto.
6964 (optab_subtype): New enum for optab_for_tree_code call.
6965 (optab_for_tree_code): Add enum optab_subtype argument.
6967 * optabs.c (optab_for_tree_code): Take an additional argument to
6968 distinguish between a vector shift by a scalar and vector shift by
6969 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
6970 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
6971 vector shift by a vector.
6972 (expand_widen_pattern_expr): Pass additional argument to
6973 optab_for_tree_code.
6975 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
6976 vrotl_optab, vrotr_optab.
6978 * expr.c (expand_expr_real_1): Update calls to
6979 optab_for_tree_code to distinguish between vector shifted by a
6980 scalar and vector shifted by a vector.
6981 * tree-vectorizer.c (supportable_widening_operation): Ditto.
6982 (supportable_narrowing_operation): Ditto.
6983 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
6984 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
6985 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
6986 (vect_create_epilog_for_reduction): Ditto.
6987 (vectorizable_reduction): Ditto.
6988 (vectorizable_operation): Ditto.
6989 (vect_strided_store_supported): Ditto.
6990 (vect_strided_load_supported): Ditto.
6991 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6992 * expmed.c (expand_shift): Ditto.
6994 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
6996 (ashr@var{m}3): Ditto.
6997 (vashl@var{m}3): Document new vector/vector shift standard name.
6998 (vashr@var{m}3): Ditto.
6999 (vlshr@var{m}3): Ditto.
7000 (vrotl@var{m}3): Ditto.
7001 (vrotr@var{m}3): Ditto.
7003 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
7004 (PPERM_INVERT): Ditto.
7005 (PPERM_REVERSE): Ditto.
7006 (PPERM_REV_INV): Ditto.
7007 (PPERM_ZERO): Ditto.
7008 (PPERM_ONES): Ditto.
7009 (PPERM_SIGN): Ditto.
7010 (PPERM_INV_SIGN): Ditto.
7011 (PPERM_SRC1): Ditto.
7012 (PPERM_SRC2): Ditto.
7014 * config/i386/sse.md (mulv2di3): Add SSE5 support.
7015 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
7016 allows a memory operand to be the value being added, and split it
7017 to improve vectorization.
7018 (sse5_pmacsdqh_mem): Ditto.
7019 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
7020 (sse5_mulv2div2di3_high): Ditto.
7021 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
7022 (vec_pack_trunc_v4si): Ditto.
7023 (vec_pack_trunc_v2di): Ditto.
7024 (sse5_pcmov_<mode>): Remove code that tried to use use
7025 andps/andnps instead of pcmov.
7026 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
7027 pmacsdqh instructions.
7028 (vec_widen_smult_lo_v4si): Ditto.
7030 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
7031 (PPERM_INVERT): Ditto.
7032 (PPERM_REVERSE): Ditto.
7033 (PPERM_REV_INV): Ditto.
7034 (PPERM_ZERO): Ditto.
7035 (PPERM_ONES): Ditto.
7036 (PPERM_SIGN): Ditto.
7037 (PPERM_INV_SIGN): Ditto.
7038 (PPERM_SRC1): Ditto.
7039 (PPERM_SRC2): Ditto.
7040 (ix86_expand_sse_movcc): Move the SSE5 test after the if
7042 (ix86_expand_int_vcond): If SSE5 generate all possible integer
7044 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
7045 says ignore whether the last reference is a memory operand.
7047 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7048 Paolo Bonzini <bonzini at gnu dot org>
7050 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
7053 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
7054 (vlshr<mode>3): Rename from vlshr<mode>3.
7055 (vashr<mode>3): Rename from vashr<mode>3.
7056 (mulv4sf3): Change the names of vector shift patterns.
7060 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
7063 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
7088 * config/spu/spu.md (v): New iterator macro to add v for vector types.
7089 (floatunssidf2_internal): Change vector/vector shift names.
7090 (floatunsdidf2_internal): Ditto.
7097 (vashl<mode>3): Rename from ashl<mode>3.
7098 (vashr<mode>3): Rename from ashr<mode>3.
7099 (vlshr<mode>3): Rename from lshr<mode>3.
7100 (vrotl<mode>3): Rename from rotl<mode>3.
7102 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7105 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
7106 multiply gives the wrong value when doing widening multiplies.
7107 (vec_widen_smult_lo_v4si): Ditto.
7109 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
7111 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
7112 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
7113 emit_library_call_value.
7114 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
7115 * tree.h (ECF_LIBCALL_BLOCK): Removed.
7116 * calls.c (initialize_argument_information, precompute_arguments,
7117 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
7118 (precompute_arguments): Removed flags parameter.
7119 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
7121 2008-05-14 Richard Guenther <rguenther@suse.de>
7123 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
7124 Make sure to register the store if the use is a PHI_NODE.
7126 2008-05-14 Olivier Hainque <hainque@adacore.com>
7128 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
7129 memory if the component is to be referenced in BLKmode according
7130 to get_inner_reference.
7132 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
7134 * calls.c (emit_library_call_value_1): Restore code clearing
7135 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
7137 2008-05-14 Olivier Hainque <hainque@adacore.com>
7138 Nicolas Roche <roche@adacore.com>
7140 * configure.ac: Add support for a "gcc_subdir" variable in
7141 config-lang.in, to denote a subdirectory where the language/GCC
7142 integration files are to be found.
7143 * configure: Regenerate.
7145 2008-05-14 Ira Rosen <irar@il.ibm.com>
7147 PR tree-optimization/36098
7148 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
7149 value for the first load in the group in case of a gap.
7150 (vect_build_slp_tree): Check that there are no gaps in loads.
7152 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
7154 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
7155 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
7156 expand_copysign_bit, ): Change call to emit_no_conflict_block to
7157 emit_insn and remove unneeded code to construct extra args.
7158 (emit_no_conflict_block): Removed.
7159 * optabls.h: (emit_no_conflict_block): Removed.
7160 * cse.c (cse_extended_basic_block): Remove search for
7161 REG_NO_CONFLICT note.
7162 * global.c: Removed incorrect comment added in revision 117.
7163 * expr.c (convert_move): Change call to emit_no_conflict_block to
7165 * recog.c: Change comments so that they do not mention
7167 * local_alloc.c (combine_regs): Removed last parameter.
7168 (no_conflict_p): Removed.
7169 (block_alloc): Removed note, no_conflict_combined_regno and set
7170 local vars. Removed all code to process REG_NO_CONFLICT blocks.
7171 (combine_regs): Removed already_dead and code to look for
7172 REG_NO_CONFLICT notes.
7173 * lower_subreg (remove_retval_note): Removed code to look for
7174 REG_NO_CONFLICT block.
7175 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
7176 (resolve_clobber): Remove code to process libcalls that have
7177 REG_NO_CONFLICT notes.
7178 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
7180 * combine.c (can_combine_p, distribute_notes): Removed
7181 REG_NO_CONFLICT case.
7182 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
7184 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
7185 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
7187 * reg-notes.def (NO_CONFLICT): Removed.
7189 2008-05-14 David S. Miller <davem@davemloft.net>
7191 * config/sparc/sparc.c (sparc_profile_hook): If
7192 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
7193 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
7194 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
7196 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
7198 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
7200 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
7203 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
7204 and op1 expansion before vector concat to have less live pseudos.
7206 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
7208 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7209 ix86_expand_vector_set if supported.
7211 2008-05-13 Diego Novillo <dnovillo@google.com>
7212 Kenneth Zadeck <zadeck@naturalbridge.com>
7214 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
7216 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
7217 phinodes_print_statistics, init_ssanames, fini_ssanames,
7218 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
7219 release_ssa_name, release_defs, replace_ssa_name_symbol,
7220 ssanames_print_statistics): Move ...
7221 * tree-flow.h: ... here.
7222 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
7223 Use FN instead of cfun.
7224 (make_ssa_name_fn): Rename from make_ssa_name.
7225 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
7226 * tree-flow-inline.h (make_ssa_name): Move from
7227 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
7228 * omp-low.c (expand_omp_parallel):
7229 * tree-flow-inline.h (redirect_edge_var_map_result):
7230 * tree-ssa.c (init_tree_ssa): Add argument FN.
7231 Use it instead of cfun. Update all users.
7233 2008-05-13 Tom Tromey <tromey@redhat.com>
7235 PR preprocessor/22168:
7236 * doc/cpp.texi (Top): Update menu.
7237 (Alternatives to Wrapper #ifndef): New node.
7238 (Other Directives): Document deprecation.
7239 (Obsolete Features): Remove menu.
7240 (Assertions): Merge node into Obsolete Features.
7241 (Obsolete once-only headers): Move earlier; rename to Alternatives
7243 * doc/cppopts.texi: Update.
7244 * c.opt (Wdeprecated): Enable for C and ObjC.
7245 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
7246 (C++ Dialect Options): Move -Wno-deprecated from here to...
7247 (Warning Options): ... here.
7249 2008-05-13 Richard Guenther <rguenther@suse.de>
7252 * fold-const.c (fold_sign_changed_comparison): Do not allow
7253 changes in pointer-ness.
7255 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7258 * config/sh/sh.c (sh_expand_prologue): Don't clear
7259 RTX_FRAME_RELATED_P for push insns.
7261 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
7263 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
7265 2008-05-12 Anatoly Sokolov <aesok@post.ru>
7267 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
7268 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
7269 Use 'machine->is_leaf' instead of 'leaf_func_p'.
7271 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
7273 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
7274 (*vec_concatv4sf_sse): This.
7275 (*sse2_concatv2si): Renamed to ...
7276 (*vec_concatv2si_sse2): This.
7277 (*sse1_concatv2si): Renamed to ...
7278 (*vec_concatv2si_sse): This.
7279 (*vec_concatv2di_rex): Renamed to ...
7280 (*vec_concatv2di_rex64): This.
7281 (*vec_concatv2si_sse4_1): New.
7282 (*vec_concatv2di_rex64_sse4_1): Likewise.
7284 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
7286 PR rtl-optimization/36111
7287 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
7288 that was created for swappable operands.
7290 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
7293 * Makefile.in: Substitute GNATMAKE and GNATBIND.
7294 * configure.ac: Add call to ACX_PROG_GNAT.
7296 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
7298 * optc-gen.awk: Fix comment typo.
7300 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7302 * pretty-print.c (pp_integer_with_precision): Use
7303 HOST_LONG_LONG_FORMAT.
7305 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
7307 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
7309 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
7311 * config/i386/i386.c (bdesc_ptest): Removed.
7312 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
7313 (bdesc_args): Add __builtin_ia32_ptestz128,
7314 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
7315 (ix86_init_mmx_sse_builtins): Updated.
7316 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
7317 (ix86_expand_builtin): Updated.
7319 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
7321 * tree-cfg.c (valid_fixed_convert_types_p): New function.
7322 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
7324 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
7326 * value-prof.c (interesting_stringop_to_profile): Do not
7327 return early for BUILT_IN_MEMPCPY.
7329 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
7331 * calls.c (expand_call): Don't use callgraph to increase
7332 preferred_stack_boundary.
7334 * cgraph.h (cgraph_rtl_info): Use unsigned on
7335 preferred_incoming_stack_boundary.
7337 * final.c (rest_of_clean_state): Use unsigned on
7338 preferred_stack_boundary.
7340 2008-05-09 Tom Tromey <tromey@redhat.com>
7342 PR preprocessor/22231:
7343 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
7346 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
7348 PR tree-optimization/36129
7349 * tree-ssa-ccp.c: Include value-prof.h.
7350 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
7351 built-in function was folded to a constant.
7352 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
7354 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
7355 Sebastian Pop <sebastian.pop@amd.com>
7357 * tree-scalar-evolution.c: Document instantiate_scev.
7358 (instantiate_parameters_1): Renamed instantiate_scev_1.
7359 Don't use the same loop for instantiation_loop and evolution_loop.
7360 (instantiate_scev): New.
7361 (instantiate_parameters): Moved...
7362 (resolve_mixers): Update call to instantiate_scev_1 to pass the
7363 same loop twice. Maintains the semantics for this function.
7364 * tree-scalar-evolution.h (instantiate_scev): Declare.
7365 (instantiate_parameters): ...here. Now static inline.
7366 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
7367 instead of resolve_mixers.
7369 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7371 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
7373 2008-05-09 Tomas Bily <tbily@suse.cz>
7375 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
7376 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
7377 * tree-ssa-structalias.c (get_constraint_for): Likewise.
7378 * c-common.c (c_common_truthvalue_conversion): Likewise.
7379 * tree-object-size.c (compute_object_offset): Likewise.
7380 * tree-inline.c (estimate_num_insns_1): Likewise.
7381 * varasm.c (const_hash_1, compare_constant, copy_constant)
7382 (compute_reloc_for_constant, output_addressed_constants)
7383 (initializer_constant_valid_p): Likewise.
7384 * c-omp.c (check_omp_for_incr_expr): Likewise.
7385 * gimplify.c (gimplify_expr): Likewise.
7386 * c-typeck.c (c_finish_return): Likewise.
7387 * tree-vectorizer.c (supportable_widening_operation)
7388 (supportable_narrowing_operation): Likewise.
7389 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
7390 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
7391 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7392 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
7393 (descr_info_loc): Likewise.
7394 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
7395 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
7396 (fold_unary): Likewise.
7397 * builtins.c (get_pointer_alignment): Likewise.
7398 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
7399 (instantiate_parameters_1): Likewise.
7400 * tree.c (expr_align, stabilize_reference): Likewise.
7401 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
7402 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7403 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
7404 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
7405 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
7406 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
7408 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
7409 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
7410 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7411 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
7412 (forward_propagate_comparison)
7413 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7414 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
7415 * emit-rtl.c (component_ref_for_mem_expr)
7416 (set_mem_attributes_minus_bitpos): Likewise.
7417 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
7418 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
7420 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
7421 (build_function_call, pointer_diff, build_compound_expr)
7422 (c_finish_return): Likewise.
7423 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
7424 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
7426 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
7427 * expr.c (is_aligning_offset): Likewise.
7428 * tree-ssa-alias.c (is_escape_site): Likewise.
7429 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
7430 (check_all_va_list_escapes): Likewise.
7431 * tree-ssa-loop-ivopts.c (determine_base_object)
7432 (determine_common_wider_type): Likewise.
7433 * dojump.c (do_jump): Likewise.
7434 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
7435 * tree-gimple.c (is_gimple_cast): Likewise.
7436 * fold-const.c (decode_field_reference, )
7437 (fold_sign_changed_comparison, fold_unary, fold_comparison)
7438 (fold_binary): Likewise.
7439 * tree-ssa-alias-warnings.c (find_alias_site_helper)
7440 (already_warned_in_frontend_p): Likewise.
7441 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
7442 * tree.c (really_constant_p, get_unwidened): Likewise.
7443 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7444 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7445 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
7447 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
7449 (CONVERT_EXPR_P): Define.
7450 (CASE_CONVERT): Define.
7452 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7455 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
7456 (delete_unmarked_insns): When deleting a call, call
7457 delete_unreachable_blocks.
7458 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
7459 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
7461 2008-05-08 Richard Guenther <rguenther@suse.de>
7463 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
7464 (-ftree-salias): Likewise.
7465 (salias-max-implicit-fields): Remove param documentation.
7466 (salias-max-array-elements): Likewise.
7467 * tree-pass.h (pass_create_structure_vars): Remove.
7468 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
7469 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
7470 * tree-ssa-alias.c (create_structure_vars): Remove.
7471 (gate_structure_vars): Likewise.
7472 (pass_create_structure_vars): Likewise.
7473 (gate_build_alias): Likewise.
7474 (pass_build_alias): Adjust to run always and dump the function.
7475 * common.opt (ftree-salias): Hide.
7476 * passes.c (init_optimization_passes): Remove
7477 pass_create_structure_vars, adjust comment.
7478 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
7479 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
7480 * opts.c (decode_options): Do not set flag_tree_salias.
7481 (common_handle_option): Add OPT_ftree_salias to the backward
7482 compatibility section.
7484 2008-05-08 Richard Guenther <rguenther@suse.de>
7486 * tree-flow-inline.h (var_can_have_subvars): Move ...
7487 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
7488 * tree-flow.h (var_can_have_subvars): Remove.
7489 (push_fields_onto_fieldstack): Remove.
7490 (sort_fieldstack): Likewise.
7491 (struct fieldoff): Move ...
7492 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
7493 alias_set and base_for_components fields.
7494 (sort_fieldstack): Make static.
7495 (push_fields_onto_fieldstack): Likewise. Remove code that
7496 handles anything but RECORD_TYPEs. Remove alias_set and
7497 base_for_components handling.
7498 (create_variable_info_for): Adjust.
7500 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
7502 * common.opt (Wframe-larger-than=): Shorten the help message
7504 * doc/invoke.texi (Wframe-larger-than=): Add more description.
7506 2008-05-08 Rafael Espindola <espindola@google.com>
7508 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
7510 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
7511 trap and that both operands are gimple values.
7512 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
7513 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
7516 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
7518 * read-rtl.c (join_c_conditions): Return the first string if the
7519 two strings are equal.
7521 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
7523 * gensupport.h (pred_data): Add a "num_codes" field.
7524 (add_predicate_code): Declare.
7525 * gensupport.c (add_predicate_code): New function.
7526 (std_pred_table): Add an "allows_const_p" field.
7527 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
7528 Remove the (incomplete) list of such codes from the codes field.
7529 (init_predicate_table): Use add_predicate_code. Add all
7530 RTX_CONST_OBJs if allows_const_p is true.
7531 * genrecog.c (process_define_predicate): Use add_predicate_code.
7533 2008-05-08 David Daney <ddaney@avtrex.com>
7534 Richard Sandiford <rsandifo@nildram.co.uk>
7536 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
7537 special case of constant zero operands.
7538 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
7539 old and new values. Special case constant zero values.
7540 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
7542 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
7543 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
7545 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
7548 * simplify-rtx.c (simplify_plus_minus): Create CONST of
7549 similar RTX_CONST_OBJ before CONST_INT.
7551 2008-05-08 Steve Ellcey <sje@cup.hp.com>
7553 * stmt.c (expand_stack_restore): Change sa mode if needed.
7555 2008-05-08 Richard Guenther <rguenther@suse.de>
7557 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
7558 return type to bool.
7559 (ix86_sol10_return_in_memory): Likewise.
7560 (ix86_i386elf_return_in_memory): Likewise.
7561 (ix86_i386interix_return_in_memory): Likewise.
7562 * config/i386/i386.c (ix86_return_in_memory): Likewise.
7563 (ix86_sol10_return_in_memory): Likewise.
7564 (ix86_i386elf_return_in_memory): Likewise.
7565 (ix86_i386interix_return_in_memory): Likewise.
7567 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
7570 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
7572 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
7573 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
7576 2008-05-08 Richard Guenther <rguenther@suse.de>
7578 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
7579 * tree-data-ref.h (struct dr_alias): Remove subvars field.
7580 (DR_SUBVARS): Remove.
7581 * tree-dfa.c (dump_subvars_for): Remove.
7582 (debug_subvars_for): Likewise.
7583 (dump_variable): Do not dump subvars.
7584 (remove_referenced_var): Do not remove subvars.
7585 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
7586 (lookup_subvars_for_var): Remove.
7587 (get_subvars_for_var): Likewise.
7588 (get_subvars_at): Likewise.
7589 (get_first_overlapping_subvar): Likewise.
7590 (overlap_subvar): Likewise.
7591 * tree-flow.h (subvar_t): Remove.
7592 (struct var_ann_d): Remove subvars field.
7593 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
7594 argument. Remove special handling of SFTs.
7595 (compute_tag_properties): Likewise.
7596 (set_initial_properties): Likewise.
7597 (compute_call_clobbered): Likewise.
7598 (count_mem_refs): Likewise.
7599 (compute_memory_partitions): Likewise.
7600 (compute_flow_insensitive_aliasing): Likewise.
7601 (setup_pointers_and_addressables): Likewise.
7602 (new_type_alias): Likewise.
7603 (struct used_part): Remove.
7604 (used_portions): Likewise.
7605 (struct used_part_map): Likewise.
7606 (used_part_map_eq): Likewise.
7607 (used_part_map_hash): Likewise.
7608 (free_used_part_map): Likewise.
7609 (up_lookup): Likewise.
7610 (up_insert): Likewise.
7611 (get_or_create_used_part_for): Likewise.
7612 (create_sft): Likewise.
7613 (create_overlap_variables_for): Likewise.
7614 (find_used_portions): Likewise.
7615 (create_structure_vars): Likewise.
7616 * tree.def (STRUCT_FIELD_TAG): Remove.
7617 * tree.h (MTAG_P): Adjust.
7618 (struct tree_memory_tag): Remove base_for_components and
7619 unpartitionable flags.
7620 (struct tree_struct_field_tag): Remove.
7621 (SFT_PARENT_VAR): Likewise.
7622 (SFT_OFFSET): Likewise.
7623 (SFT_SIZE): Likewise.
7624 (SFT_NONADDRESSABLE_P): Likewise.
7625 (SFT_ALIAS_SET): Likewise.
7626 (SFT_UNPARTITIONABLE_P): Likewise.
7627 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
7628 (union tree_node): Remove sft field.
7629 * alias.c (get_alias_set): Remove special handling of SFTs.
7630 * print-tree.c (print_node): Remove handling of SFTs.
7631 * tree-dump.c (dequeue_and_dump): Likewise.
7632 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
7633 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
7634 * tree-predcom.c (set_alias_info): Do not set subvars.
7635 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
7636 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
7637 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
7638 (add_vars_for_offset): Remove.
7639 (add_virtual_operand): Remove special handling of SFTs.
7640 (add_call_clobber_ops): Likewise.
7641 (add_call_read_ops): Likewise.
7642 (get_asm_expr_operands): Likewise.
7643 (get_modify_stmt_operands): Likewise.
7644 (get_expr_operands): Likewise.
7645 (add_to_addressable_set): Likewise.
7646 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
7647 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7648 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
7649 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
7650 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
7651 (tree_node_structure): Likewise.
7652 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
7654 (find_what_p_points_to): Likewise.
7656 2008-05-08 Sa Liu <saliu@de.ibm.com>
7658 * config/spu/spu.md: Fixed subti3 pattern.
7660 2008-05-08 Richard Guenther <rguenther@suse.de>
7663 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
7664 sure to create a representative for trailing arrays for PTA.
7666 2008-05-08 Richard Guenther <rguenther@suse.de>
7669 * fold-const.c (operand_equal_p): Two objects which types
7670 differ in pointerness are not equal.
7672 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
7674 * calls.c (compute_argument_block_size): Add argument tree fndecl.
7675 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
7676 (emit_library_call_value_1): Add new variable fndecl initialized by
7677 NULL_TREE. It should be the decl type of orgfun, but this information
7678 seems not to be available here, so it uses the default calling abi.
7679 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
7680 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
7681 by TARGET_RETURN_IN_MEMORY.
7682 * config/i386/i386-interix.h: Likewise.
7683 * config/i386/i386.h: Likewise.
7684 * config/i386/i386elf.h: Likewise.
7685 * config/i386/ptx4-i.h: Likewise.
7686 * config/i386/sol2-10.h: Likewise.
7687 * config/i386/sysv4.h: Likewise.
7688 * config/i386/vx-common.h: Likewise.
7689 * config/cris/cris.h: Removed #if 0 clause.
7690 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
7691 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
7693 (ix86_sol10_return_in_memory): Likewise.
7694 (ix86_i386elf_return_in_memory): New.
7695 (ix86_i386interix_return_in_memory): New.
7696 * config/mt/mt-protos.h (mt_return_in_memory): New.
7697 * config/mt/mt.c: Likewise.
7698 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
7699 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
7700 * config/bfin/bfin.h: Likewise.
7701 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
7703 * config/bfin/bfin.c: Likewise.
7704 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
7705 * config/alpha/unicosmk.h: Likewise.
7706 * config/i386/cygming.h: Likewise.
7707 * config/iq2000/iq2000.h: Likewise.
7708 * config/mips/mips.h: Likewise.
7709 * config/mn10300/mn10300.h: Likewise.
7710 * config/rs6000/rs6000.h: Likewise.
7711 * config/score/score.h: Likewise.
7712 * config/spu/spu.h: Likewise.
7713 * config/v850/v850.h: Likewise.
7714 * defaults.h: Likewise.
7715 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
7716 * expr.c (emit_block_move): Adjust use of
7717 OUTGOING_REG_PARM_STACK_SPACE.
7718 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
7719 OUTGOING_REG_PARM_STACK_SPACE.
7720 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
7722 2008-05-08 Jakub Jelinek <jakub@redhat.com>
7724 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
7725 on OMP_RETURN for OMP_FOR.
7728 * dwarf2out.c (dw_expand_expr, common_check): Removed.
7729 (fortran_common): New function.
7730 (gen_variable_die): Call fortran_common instead of common_check,
7731 adjust for it returning tree instead of rtx. Formatting.
7733 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7737 * see.c (see_copy_insn): Copy new pure const attributes for new call.
7738 * c-decl.c (merge_decls): Ditto.
7739 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
7740 to RTL_CONST_OR_PURE_CALL_P.
7741 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
7742 Initialized DECL_LOOPING_CONST_PURE.
7743 (process_call_operands): Set tree_side_effects properly.
7744 * tree.h (TREE_READONLY_DECL_P): Removed.
7745 (DECL_IS_PURE): Renamed to DECL_PURE_P.
7746 (DECL_LOOPING_OR_CONST_P): New macro.
7747 (struct tree_function_decl): Added looping_const_or_pure_p.
7749 (ECF_LOOPING_OR_CONST_P): New macro.
7750 * rtlanal.c (pure_const_p): Removed.
7751 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
7752 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
7753 to RTL_CONST_CALL_P.
7754 * ipa-pure-const.c (pure_const_state_e): Added looping field.
7755 (check_decl, check_tree, check_call, scan_function): Initialize
7757 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
7758 (static_execute): Set looping true for recursive functions.
7759 Undo setting state to IPA_NEITHER for recursive functions.
7761 * ifcvt.c (noce_can_store_speculate_p): Changed
7762 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
7763 RTL_CONST_OR_PURE_CALL_P.
7764 * dse.c (scan_insn): Ditto.
7765 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
7766 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
7767 RTL_CONST_OR_PURE_CALL_P.
7768 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
7769 pure_call_p to RTL_CONST_CALL_P.
7770 * gimplify.c (gimplify_call_expr): Clear side effects for
7771 non-looping pure and constant calls.
7772 * calls.c (emit_call_1): Set rtl flags from ecf flags.
7773 (flags_from_decl_or_type): Set ecf flags from decl flags.
7774 (initialize_argument_information): Turn off
7775 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
7776 Change const to pure if callee_copies is true rather than just
7778 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
7779 way of marking pure calls.
7780 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
7781 Remove hack that was supposed to fix pr7335 and remove old
7782 way of marking pure calls.
7783 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
7784 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
7785 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
7786 RTL_CONST_OR_PURE_CALL_P.
7787 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
7788 * loop-invariant.c (find_exits, find_invariant_bb): Changed
7789 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
7790 * sched-deps.c (schedule_analyze): Ditto.
7791 * rtl.h (struct rtx_def): Use call field, unchanging field, and
7792 return_val field of calls to represent pure and const function info.
7793 (CONST_OR_PURE_CALL_P): Deleted macro.
7794 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
7795 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
7796 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
7798 * tree-optimize.c (execute_fixup_cfg): Added test for
7799 ECF_LOOPING_CONST_OR_PURE.
7800 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
7802 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
7803 effects for looping pure or const calls.
7804 (verify_gimple_expr): Added verification code.
7805 * config/alpha/alpha.c (alpha_legitimize_address,
7806 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
7808 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
7809 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
7810 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
7811 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
7812 RTL_CONST_OR_PURE_CALL_P.
7813 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
7814 and const calls to be deleted.
7816 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
7819 * config/i386/mmx.md (mmx_subv2sf3): New expander.
7820 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
7821 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
7822 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
7823 to handle nonimmediate operands.
7824 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
7825 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
7826 to handle nonimmediate operands.
7827 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
7828 (mmx_pmulhrwv4hi3): New expander. Use
7829 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7830 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
7831 (sse2_umulv1siv1di3): New expander. Use
7832 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7833 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
7834 (mmx_eq<mode>3): New expander. Use
7835 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7836 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
7837 (mmx_uavgv8qi3): New expander. Use
7838 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7839 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
7840 (mmx_uavgv4hi3): New expander. Use
7841 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7843 * config/i386/sse.md
7844 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
7845 to handle nonimmediate operands.
7846 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
7847 to handle nonimmediate operands.
7848 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
7849 to handle nonimmediate operands.
7850 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
7851 to handle nonimmediate operands.
7852 (sse2_unpckhpd_exp): New expander. Use
7853 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7854 (sse2_unpcklpd_exp): New expander. Use
7855 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7856 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
7857 to handle nonimmediate operands.
7858 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
7859 to handle nonimmediate operands.
7860 (*sse2_<plusminus_insn><mode>3): Rename from
7861 sse2_<plusminus_insn><mode>3 insn pattern.
7862 (sse2_<plusminus_insn><mode>3): New expander. Use
7863 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7864 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
7865 (sse2_umulv2siv2di3): New expander. Use
7866 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7867 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
7868 (sse4_1_mulv2siv2di3): New expander. Use
7869 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7870 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
7871 (sse2_pmaddwd): New expander. Use
7872 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7873 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
7874 (sse2_eq<mode>3): New expander. Use
7875 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7876 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
7877 (sse4_1_eqv2di3): New expander. Use
7878 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7879 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
7880 (sse2_uavgv16qi3): New expander. Use
7881 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7882 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
7883 (sse2_uavgv16qi3): New expander. Use
7884 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7885 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
7886 (sse2_uavgv8hi3): New expander. Use
7887 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7888 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
7889 (ssse3_pmulhrswv8hi3): New expander. Use
7890 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7891 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
7892 (ssse3_pmulhrswv4hi3): New expander. Use
7893 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7895 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
7896 (<sse>_vmmul<mode>3): Ditto.
7897 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
7899 (ssse3_pmaddubsw128): Use register_operand for operand 1.
7900 (ssse3_pmaddubsw): Ditto.
7902 * config/i386/i386.c (struct_builtin_description)
7903 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
7904 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
7905 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
7906 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
7907 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
7908 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
7909 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
7910 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
7911 (ix86_fixup_binary_operands): Assert that src1
7912 and src2 must have the same mode when swapped.
7913 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
7914 and ix86_binary_operator_ok. Do not force operands in registers
7917 2008-05-07 Jan Hubicka <jh@suse.cz>
7919 * cgraph.c (dump_cgraph_node): Update.
7920 * cgraph.h (cgraph_local_info): Break out inline summary.
7921 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
7923 * ipa-inline (inline_summary): New accestor function.
7924 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
7925 cgraph_decide_inlining, compute_inline_parameters): Update.
7926 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
7928 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7930 Cleanup ColdFire scheduling support and add V4 pipeline model.
7932 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
7933 (define_attr cpu): Add cfv4 value.
7934 (define_attr type, define_attr type1): Merge into a single 'type'
7935 attribute. Update all uses.
7936 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
7937 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
7939 (define_attr opx_mem, define_attr opy_mem): Remove.
7940 (define_attr op_mem): Clean up, update comment.
7941 (define_attr size): Use specific values instead of general int.
7942 (define_attr guess, define_attr split): Remove. Update all uses.
7943 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
7944 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
7945 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
7946 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
7947 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
7948 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
7949 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
7950 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
7951 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
7952 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
7953 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
7954 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
7955 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
7956 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
7957 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
7958 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
7959 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
7960 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
7961 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
7962 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
7963 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
7964 Update or set attributes.
7965 (stack_tie): New fake instruction.
7967 * config/m68k/m68k.h (TUNE_CFV4): New macro.
7968 (m68k_sched_attr_size): Update declaration.
7969 (m68k_sched_attr_type2): Remove.
7970 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
7971 Declare new bypass predicates.
7973 * config/m68k/m68k.c (m68k_sched_issue_rate,
7974 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
7976 (TARGET_SCHED_ISSUE_RATE,
7977 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
7978 (override_options): Handle scheduling for ColdFire V4 core.
7979 (m68k_expand_prologue): Emit stack_tie.
7980 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
7981 'OP_TYPE_FPN'. Update all uses.
7982 (sched_guess_p): Remove.
7983 (sched_address_type): Handle symbolic addresses.
7984 (sched_get_operand): New static function.
7985 (sched_operand_type): Merge into sched_attr_op_type.
7986 (sched_attr_op_type): Handle FP registers, handle quick constants,
7988 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
7989 (m68k_sched_attr_size): Update. Move logic to ...
7990 (sched_get_attr_size_int): New static function.
7991 (sched_get_opxy_mem_type): New static function.
7992 (m68k_sched_attr_op_mem): Update.
7993 (m68k_sched_attr_type2): Remove.
7994 (sched_cfv4_bypass_data): New static variable.
7995 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
7996 (m68k_sched_issue_rate): Implement scheduler hook.
7997 (struct _sched_ib: enabled_p): New field.
7998 (m68k_sched_variable_issue): Update. Handle V4.
7999 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
8000 sched_dump_class_func_t, sched_dump_split_class,
8001 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
8002 sched_dump_dfa_class, m68k_sched_dump): Remove.
8003 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
8005 (m68k_sched_init_global): Remove statisctics dumping, introduce
8006 sanity check that all instructions have pipeline reservations. Handle
8008 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
8009 Handle ColdFire V4 core.
8010 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
8011 New static functions.
8012 (m68k_sched_address_bypass_p): New bypass predicate.
8013 (sched_get_indexed_address_scale): New static function.
8014 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
8016 * cf.md: Update comments.
8017 (define_attr type2): Remove. Use 'type' attribute instead.
8019 (cf_ib): Rename to cfv123_ib. Update all uses.
8020 (cf_oep): Rename to cfv123_oep. Update all uses.
8021 (cf_chr): Rename to cfv123_chr. Update all uses.
8022 (cf_mem): Rename to cfv123_mem. Update all uses.
8023 (cf_mac): Move to more appropriate place.
8024 (cfv123_guess): New automaton and cpu_unit.
8025 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
8026 Update uses of 'size' attribute. Handle before reload scheduling.
8027 (cfv123_guess): New dummy reservation for unhandled instructions.
8028 (cfv4_*): Pipeline description of ColdFire V4 core.
8029 (ignore): New reservation to handle 'ignore' type.
8031 2008-05-07 Ian Lance Taylor <iant@google.com>
8034 * gimplify.c (find_single_pointer_decl_1): Don't look through
8036 (find_single_pointer_decl): Adjust comments.
8038 2008-05-07 Jakub Jelinek <jakub@redhat.com>
8041 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
8042 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
8045 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
8046 integral type rather than floating point, then VIEW_CONVERT_EXPR
8047 to the floating point type.
8049 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
8051 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
8052 TFmode op0 to register.
8054 2008-05-07 Alan Modra <amodra@bigpond.net.au>
8056 * c-decl.c (grokdeclarator): Comment typo.
8058 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
8060 * tree-flow.h: Remove prototype for computed_goto_p.
8061 * tree-cfg.c (computed_goto_p): Make static.
8063 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
8066 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
8067 (contains_aligned_value_p): This. Handle _Decimal128.
8068 (ix86_function_arg_boundary): Only align _Decimal128 to its
8069 natural boundary and handle it properly.
8071 2008-05-06 Martin Jambor <mjambor@suse.cz>
8073 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
8074 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
8075 (ipcp_method_set_orig_node): Removed.
8076 (ipcp_cval_get_cvalue_type): Removed.
8077 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
8078 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
8079 (ipcp_cval_set_cvalue_type): Removed.
8080 (ipcp_cval_get_cvalue): Removed.
8081 (ipcp_cval_set_cvalue): Removed.
8082 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
8083 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
8084 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
8085 (ipcp_cval_meet): Renamed to ipa_lattice_meet
8086 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
8087 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
8088 (ipcp_get_ith_lattice): Changed parameters.
8089 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
8090 (ipcp_lattice_from_jfunc): Changed parameters.
8091 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
8092 (ipcp_method_cval_print): Added temporary variable info.
8093 (ipcp_redirect): Removed already unused local variable caller.
8094 (ipcp_redirect): New temporary variable orig_callee_info
8095 (ipcp_redirect): Removed newly unused local variable callee.
8096 (ipcp_redirect): Removed (a bit confusing) local variable type.
8097 (ipcp_insert_stage): Added local variable info.
8098 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
8100 (ipcp_formal_create): Removed.
8101 (ipcp_method_cval_set): Removed.
8102 (ipcp_propagate_stage): Renamed lattice variables.
8103 (ipcp_method_cval_set_cvalue_type): Removed.
8104 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
8105 (ipcp_print_all_lattices): Changed printed strings to refer to
8106 lattices rather than cvals.
8107 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
8108 (ipcp_propagate_const): Changed formal parameters.
8109 (build_const_val): Changed formal parameters.
8110 (ipcp_insert_stage): Removed useless variable cvalue
8111 (build_const_val): Changed formal parameters.
8112 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
8113 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
8114 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
8115 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
8116 (ipcp_print_func_profile_counts): Changed string from "method" to
8118 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
8119 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
8120 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
8121 (ipcp_structures_print): Renamed to ipcp_print_all_structures
8122 (ipcp_profile_print): Renamed to ipcp_print_profile_data
8123 (ipcp_lat_is_const): Changed parameters and made inline.
8124 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
8125 (ipcp_redirect): Renamed to ipcp_need_redirect_p
8126 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
8127 the predicate condition directly
8128 (ipcp_propagate_stage): Added local variable args. Removed local
8129 variable callee. (Both are mere code simplifications.)
8130 (ipcp_method_dont_insert_const): Renamed to
8131 ipcp_node_not_modifiable_p.
8132 (ipcp_node_not_modifiable_p): Made inline.
8133 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
8134 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
8135 (ipcp_print_all_lattices): Removed variable cvalue
8136 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
8139 2008-05-06 Olivier Hainque <hainque@adacore.com>
8141 * tree-sra.c (try_instantiate_multiple_fields): Early return
8142 if field has POINTER_TYPE.
8144 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
8146 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
8147 by using 'q' specifier for instruction.
8148 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
8150 2008-05-06 Anatoly Sokolov <aesok@post.ru>
8152 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
8153 Change mode of zero_extract from QImode to HImode.
8154 (sign bit tests peepholes): (Ditto.).
8156 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
8158 * config/i386/mmx.md: Remove double backslashes from asm templates.
8159 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
8160 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
8161 to handle nonimmediate operands.
8162 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
8163 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
8164 to handle nonimmediate operands.
8165 (*mmx_<code>v2sf3_finite): New insn pattern.
8166 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
8167 (mmx_<code>v2sf3): New expander. Use
8168 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8169 (mmx_<plusminus_insn><mode>3): New expander. Use
8170 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8171 (*mmx_<plusminus_insn><mode>3): New insn pattern.
8172 (mmx_add<mode>3): Removed.
8173 (mmx_ssadd<mode>3): Ditto.
8174 (mmx_usadd<mode>3): Ditto.
8175 (mmx_sub<mode>3): Ditto.
8176 (mmx_sssub<mode>3): Ditto.
8177 (mmx_ussub<mode>3): Ditto.
8178 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
8179 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
8180 to handle nonimmediate operands.
8181 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
8183 (mmx_smulv4hi3_highpart): New expander. Use
8184 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8185 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
8187 (mmx_umulv4hi3_highpart): New expander. Use
8188 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8189 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
8190 (mmx_<code>v4hi3): New expander. Use
8191 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8192 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
8193 (mmx_<code>v8qi3): New expander. Use
8194 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8195 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
8196 (mmx_<code><mode>3): New expander. Use
8197 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8199 2008-05-05 Jan Hubicka <jh@suse.cz>
8201 PR tree-optimization/36118
8202 * passes.c (pass_init_dump_file): Fix dump header.
8204 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8207 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
8208 VCE for function decls.
8210 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
8212 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
8214 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
8216 * config/i386/i386.md (sat_plusminus): New.
8217 (plusminus_insn): Likewise.
8218 (plusminus_mnemonic): Likewise.
8220 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
8221 (*<addsub><mode>3_cc_overflow): Renamed to ...
8222 (*<plusminus_insn><mode>3_cc_overflow): This.
8223 (*<addsub>si3_zext_cc_overflow): Renamed to ...
8224 (*<plusminus_insn>si3_zext_cc_overflow): This.
8226 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
8227 (<plusminus_insn><mode>3): This.
8228 (*<addsub><mode>3): Renamed to ...
8229 (*<plusminus_insn><mode>3): This.
8230 (<sse>_vm<addsub><mode>3): Renamed to ...
8231 (<sse>_vm<plusminus_insn><mode>3): This.
8232 (sse3_h<addsub>v4sf3): Renamed to ...
8233 (sse3_h<plusminus_insn>v4sf3): This.
8234 (sse3_h<addsub>v2df3): Renamed to ...
8235 (sse3_h<plusminus_insn>v2df3): This.
8236 (<plusminus_insn><mode>3): New.
8237 (*<plusminus_insn><mode>3): Likewise.
8238 (sse2_<plusminus_insn><mode>3): Likewise.
8239 (add<mode>): Removed.
8240 (*add<mode>3): Likewise.
8241 (sse2_ssadd<mode>3): Likewise.
8242 (sse2_usadd<mode>3): Likewise.
8243 (sub<mode>3): Likewise.
8244 (*sub<mode>3): Likewise.
8245 (sse2_sssub<mode>3): Likewise.
8246 (sse2_ussub<mode>3): Likewise.
8248 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
8250 * gthr-single.h: Add in required interface elements as per gthr.h.
8251 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
8252 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
8253 Generalize UNUSED macro.
8254 (__gthread_once): Add.
8255 (__gthread_key_create): Add.
8256 (__gthread_key_delete): Add.
8257 (__gthread_getspecific): Add.
8258 (__gthread_setspecific): Add.
8260 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
8262 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
8263 the same size types for the indirect reference on the rhs, then
8266 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
8268 * config/i386/i386.md
8269 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
8270 one insn template instead of template series.
8271 (*xordi_1_rex64): Ditto.
8272 (*xordi_2_rex64): Ditto.
8274 2008-05-05 Ira Rosen <irar@il.ibm.com>
8276 PR tree-optimization/36119
8277 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
8280 2008-06-04 Jan Hubicka <jh@suse.cz>
8282 tree-optimization/36100
8283 * tree-pass.h (pass_O0_always_inline): Declare.
8284 * ipa-inline.c (inline_transform): Remove dead code.
8285 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8286 pass_O0_always_inline): New.
8287 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
8289 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
8291 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
8292 mnemonic in this_param move for TARGET_64BIT.
8294 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
8296 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
8297 (*strmovsi_rex_1): Ditto.
8298 (*strsetsi_1): Ditto.
8299 (*strsetsi_rex_1): Ditto.
8301 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
8302 adddicc expanders using SWI mode iterator.
8304 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
8307 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
8310 2008-05-04 David S. Miller <davem@davemloft.net>
8312 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
8313 (sparc*-*-linux*): Use linux.h in tm_file.
8314 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
8315 compiler defaulting to 32-bit.
8316 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
8318 * config/sparc/linux.h: Remove definitions now obtained
8319 properly from linux.h
8320 * config/sparc/linux64.h: Likewise.
8321 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
8322 don't want this setting for 32-bit builds in a biarch compiler.
8323 * doc/install.texi: Add sparc-linux to list of targets
8324 supporting --enable-targets=all.
8326 2008-05-03 Andrew Pinski <pinskia@gmail.com>
8328 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
8330 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
8332 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
8333 after V4SI_FTYPE_V8HI.
8334 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
8335 case V4SI_FTYPE_V2DF.
8337 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
8339 * doc/invoke.texi (max-flow-memory-locations): Removed.
8340 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
8342 2008-05-03 Richard Guenther <rguenther@suse.de>
8345 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
8347 2008-05-02 David S. Miller <davem@davemloft.net>
8349 * config.gcc (need_64bit_hwint): Document libcpp dependency.
8351 2008-05-02 Simon Baldwin <simonb@google.com>
8354 * c-common.h (warn_array_subscript_range): Removed.
8355 * c-common.c (warn_array_subscript_range): Ditto.
8356 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
8357 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
8359 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
8361 * config/i386/i386.c (ix86_special_builtin_type): New.
8362 (bdesc_special_args): Likewise.
8363 (ix86_expand_special_args_builtin): Likewise.
8364 (ix86_init_mmx_sse_builtins): Updated.
8365 (ix86_expand_builtin): Updated.
8366 (ix86_expand_store_builtin): Removed.
8367 (ix86_expand_unop_builtin): Likewise.
8369 * config/i386/mm3dnow.h (__v2sf): Moved to ...
8370 * config/i386/mmintrin.h (__v2sf): Here.
8372 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
8374 (_mm_loadl_pi): Likewise.
8375 (_mm_storeh_pi): Replace __v2si with __v2sf.
8376 (_mm_storel_pi): Likewise.
8378 * doc/extend.texi: Correct __builtin_ia32_loadhps,
8379 __builtin_ia32_loadlps, __builtin_ia32_storehps,
8380 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
8381 __builtin_ia32_loadlpd.
8383 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
8385 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
8386 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
8387 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
8388 (ix86_init_mmx_sse_builtins): Updated.
8389 (ix86_expand_args_builtin): Likewise.
8390 (ix86_expand_builtin): Likewise.
8391 (ix86_expand_unop1_builtin): Renamed to ...
8392 (ix86_expand_unop_vec_merge_builtin): This.
8394 2008-05-01 Jan Hubicka <jh@suse.cz>
8397 * ipa-inline.c (inline_generate_summary): Make static.
8398 (inline_transform): Do not call inlining at -O0; make static.
8399 * passes.c (execute_todo): Add sanity check.
8400 (execute_one_ipa_transform_pass): Execute proper flags.
8402 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
8404 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
8405 (DECL_NONADDRESSABLE_P): Likewise.
8406 * alias.c (record_component_aliases): Fix comment.
8408 2008-05-01 Simon Baldwin <simonb@google.com>
8410 * c-common.h (warn_array_subscript_range): New function.
8411 * c-common.c (warn_array_subscript_range): Ditto.
8412 * tree-vrp.c (check_array_ref): Corrected code to agree with
8413 comment, ignoring only arrays of size 0 or size 1.
8414 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
8416 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8418 * config/i386/i386.c (ix86_builtin_type): Replace
8419 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
8420 (bdesc_args): Updated.
8421 (ix86_init_mmx_sse_builtins): Likewise.
8422 (ix86_expand_args_builtin): Likewise.
8424 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
8427 * doc/extend.texi: Correct __builtin_ia32_palignr.
8429 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8432 * config/i386/i386.c (bdesc_crc32): Removed.
8433 (ix86_expand_crc32): Likewise.
8434 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
8435 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
8436 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
8437 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
8438 UINT_FTYPE_UINT_UCHAR.
8439 (bdesc_args): Updated. Add crc32 builtins.
8440 (ix86_init_mmx_sse_builtins): Updated.
8441 (ix86_expand_args_builtin): Updated to support subreg.
8443 * doc/extend.texi: Correct __builtin_ia32_crc32di.
8445 2008-05-01 Jan Hubicka <jh@suse.cz>
8447 * tree-pass.h (opt_pass): Add IPA_PASS.
8448 (varpool_node, cgraph_node): Forward declare.
8449 (ipa_opt_pass): Define.
8450 (pass_ipa_inline): Turn into ipa_opt_pass.
8451 (pass_apply_inline): Remove.
8452 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
8453 (apply_inline): Turn into ....
8454 (inline_transform): ... this one.
8455 (inline_generate_summary): New function.
8456 (pass_apply_inline): Remove.
8457 * function.h (ipa_opt_pass): Forward declare structure; typedef;
8459 (struct function): Add ipa_transforms_to_apply.
8460 * passes.c (register_one_dump_file): Work on IPA_PASS.
8461 (init_optimization_passes): Remove pass_inline_parameters and
8463 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
8464 (execute_one_pass) ... here; apply transforms when possible.
8465 (add_ipa_transform_pass, execute_ipa_summary_asses,
8466 execute_one_ipa_transform_pass): New.
8467 (execute_ipa_pass_list): Update for IPA_PASS type.
8469 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8471 * config/i386/i386.c (ix86_builtin_type): Add
8472 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
8473 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
8474 (bdesc_args): Add SSE4a builtins.
8475 (ix86_init_mmx_sse_builtins): Updated.
8476 (ix86_expand_args_builtin): Likewise.
8477 (ix86_expand_builtin): Likewise.
8479 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8481 * config/i386/i386.c (ix86_builtin_type): Add
8482 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
8483 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
8484 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
8485 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
8486 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
8487 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
8488 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
8489 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
8490 and DI_FTYPE_DI_DI_INT.
8491 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
8492 (ix86_init_mmx_sse_builtins): Updated.
8493 (ix86_expand_args_builtin): Likewise.
8494 (ix86_expand_builtin): Likewise.
8495 (ix86_expand_binop_imm_builtin): Removed.
8497 * doc/extend.texi: Correct __builtin_ia32_palignr128.
8499 2008-04-30 Richard Guenther <rguenther@suse.de>
8501 PR tree-optimization/32921
8502 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
8504 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
8506 * config/arm/arm.c (arm_unwind_emit): Use
8507 crtl->all_throwers_are_sibcalls instead of
8508 cfun->all_throwers_are_sibcalls.
8509 (arm_output_fn_unwind): Likewise.
8510 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
8511 instead of cfun->uses_pic_offset_table.
8512 (frv_expand_prologue): Likewise.
8513 (frv_frame_pointer_required): Likewise.
8514 (frv_expand_fdpic_call): Likewise.
8515 (frv_emit_movsi): Likewise.
8516 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
8517 cfun->returns_pcc_struct instead of
8518 current_function_returns_pcc_struct.
8519 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
8520 instead of cfun->calls_eh_return.
8521 (m32c_pushm_popm): Likewise.
8522 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
8523 "extern" declaration.
8525 2008-04-30 Richard Guenther <rguenther@suse.de>
8527 PR tree-optimization/21636
8528 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
8530 (evaluate_stmt): Print the likely value.
8531 (ccp_visit_stmt): Avoid excessive vertical spacing.
8533 2008-04-30 Rafael Espindola <espindola@google.com>
8535 * builtins.c (fold_call_expr): Return realret.
8536 * tree-ssa-threadedge.c
8537 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8538 __builtin_object_size.
8540 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
8542 * gcc.c (wrapper_string): New variable.
8543 (insert_wrapper): New function.
8544 (execute): New option -wrapper.
8545 * doc/invoke.texi (Overall Options): New driver option -wrapper.
8547 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
8549 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
8550 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
8551 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
8553 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
8554 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
8555 config/rs6000/e500crtres64gprctr.asm,
8556 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
8557 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
8558 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
8559 config/rs6000/e500crtsav64gprctr.asm,
8560 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
8561 config/rs6000/e500crtsavg64gprctr.asm: New files.
8562 * config/rs6000/t-ppccomm: Add build rules for new files.
8563 (LIB2FUNCS_STATIC_EXTRA): Add new files.
8564 * config/rs6000/t-netbsd: Add build rules for new files.
8565 (LIB2FUNCS_STATIC_EXTRA): New variable.
8566 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
8567 (CRTSAVRES_DEFAULT_SPEC): Likewise.
8568 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
8570 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
8572 * config/i386/i386.c (ix86_builtin_type): Add
8573 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
8574 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
8575 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
8576 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
8577 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
8578 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
8579 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
8580 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
8581 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
8582 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
8583 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
8584 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
8585 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
8586 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
8587 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
8588 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
8589 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
8590 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
8591 V1DI_FTYPE_V2SI_V2SI.
8592 (bdesc_2arg): Moved to ...
8594 (ix86_init_mmx_sse_builtins): Updated.
8595 (ix86_expand_args_builtin): Updated. Take a pointer
8596 to const struct builtin_description. Handle comparison
8598 (ix86_expand_sse_compare): Take a new argument for swapping operands.
8599 (ix86_expand_builtin): Updated.
8601 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
8602 (ssse3_pmaddubsw128): This.
8603 (ssse3_pmaddubswv4hi3): Renamed to ...
8604 (ssse3_pmaddubsw): This.
8606 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
8607 (__builtin_ia32_packssdw128): Likewise.
8608 (__builtin_ia32_packuswb128): Likewise.
8609 (__builtin_ia32_pmaddubsw): Likewise.
8610 (__builtin_ia32_pmaddubsw128): Likewise.
8612 2008-04-30 Richard Guenther <rguenther@suse.de>
8614 PR tree-optimization/14847
8615 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
8616 (recognize_bits_test): Use it.
8617 (recognize_single_bit_test): Likewise.
8619 2008-04-30 Martin Jambor <mjambor@suse.cz>
8621 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
8622 instead of setting number of formal parameters to zero.
8623 (ipcp_init_stage): Do not set the number of actual parameters to zero
8625 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
8626 which are called with variable number of arguments.
8627 (ipcp_insert_stage): Explicitely skipping all nodes which are
8628 called with variable number of arguments.
8629 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
8630 number of parameters.
8632 * ipa-prop.h (struct ipa_node_params): Added flag
8633 called_with_var_arguments
8634 (ipa_set_param_count): Added. Changed sole setter to use it.
8635 (ipa_get_param_count): Added. All readers of param_count
8636 converted to use it instead.
8637 (ipa_set_called_with_variable_arg): Added.
8638 (ipa_is_called_with_var_arguments): Added.
8639 (ipa_get_ith_param): Added. All readers of param_decls converted
8641 (ipa_set_cs_argument_count): Added, sole writer to argument_count
8643 (ipa_get_cs_argument_count): Added, all readers of argument_count
8645 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
8648 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
8649 (struct ipcp_lattice): Renamed cval_type to type
8650 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
8652 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
8653 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
8654 (ipcp_insert_stage): Changed the type of variable cvalue to tree
8655 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
8656 (build_const_val): Changed the type of parameter cvalue to tree
8657 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
8658 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
8660 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
8663 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
8664 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
8665 (ipa_add_method): Renamed to ipa_push_func_to_list
8666 (ipa_remove_method): Renamed to ipa_pop_func_from_list
8667 (ipa_callsite_param_count): Removed.
8668 (ipa_callsite_param_count_set): Removed.
8669 (ipa_callsite_param): Removed.
8670 (ipa_callsite_callee): Removed.
8671 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
8672 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
8673 (ipa_method_formal_count): Removed.
8674 (ipa_method_formal_count_set): Removed.
8675 (ipa_method_get_tree): Removed.
8676 (ipa_method_tree_map_create): Removed.
8677 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
8678 (ipa_create_param_decls_array): Creates the array itself
8679 (ipa_create_param_decls_array): Temporary variable info instead of
8681 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
8682 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
8683 (get_type): Removed.
8684 (ipa_jf_get_info_type): Removed.
8685 (ipa_node_create): Renamed to ipa_create_node_params
8686 (ipa_free): Renamed to ipa_free_all_node_params
8687 (ipa_nodes_create): Renamed to ipa_create_all_node_params
8688 (ipa_edges_create): Renamed to ipa_create_all_edge_args
8689 (ipa_edges_free): Renamed to ipa_free_all_edge_args
8690 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
8691 (ipa_free_all_node_params): Deallocation to jump_functions moved to
8692 ipa_free_all_edge_args
8693 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
8694 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
8695 (ipa_create_methodlist_node): Removed.
8696 (ipa_methodlist_method): Removed.
8697 (ipa_methodlist_method_set): Removed.
8698 (ipa_methodlist_next_method): Removed.
8699 (ipa_methodlist_next_method_set): Removed.
8700 (ipa_method_is_modified): Removed.
8701 (ipa_method_modify_create): Removed.
8702 (ipa_method_modify_init): Temporary variable info instead of a few
8704 (ipa_detect_param_modifications): Temporary variable info instead of
8706 (ipa_compute_jump_functions): Temporary variable info instead of
8708 (ipa_method_modify_set): Removed.
8709 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
8710 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
8711 than craph_node as the first parameter.
8712 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
8713 (ipa_method_modify_init): Removed.
8714 (ipa_compute_jump_functions): Added a temp variable instead of
8715 repeatadly dereferencing the cgraph_edge.aux pointer
8716 (ipa_callsite_param_set_type): Removed.
8717 (ipa_compute_jump_functions): i renamed to index and moved to
8719 (ipa_callsite_param_set_info_type_formal): Removed.
8720 (ipa_callsite_param_set_info_type): Removed.
8721 (ipa_callsite_param_map_create): Removed.
8722 (ipa_callsite_tree): Removed.
8723 (ipa_callsite_caller): Removed.
8724 (ipa_pop_func_from_list): return_method removed to return_func
8726 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
8727 prefixed all values with IPA_. Changed all users.
8728 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
8729 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
8730 and FORMAL_IPATYPE IPA_PASS_THROUGH.
8731 (union parameter_info): Renamed to jump_func_value.
8732 (union jump_func_value): Renamed value to constant
8733 (struct ipa_jump_func): Renamed info_type to value
8734 (struct ipa_node): Renamed to ipa_node_params
8735 (struct ipa_node_params): Renamed ipa_arg_num to param_count
8736 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
8737 (struct ipa_node_params): Renamed ipa_mod to modified_flags
8738 (struct ipa_edge): Renamed to ipa_edge_args
8739 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
8740 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
8741 (struct ipa_methodlist): Renamed to ipa_func_list
8742 (struct ipa_func_list): method_p renamed to node, next_method
8744 (ipa_methodlist_p): Removed, switched all users to struct pointer
8745 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
8747 2008-04-30 Alan Modra <amodra@bigpond.net.au>
8749 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
8750 (rs6000_emit_epilogue): Use backchain to restore only when we
8751 have a large frame. Make use of frame pointer to restore if we
8752 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
8754 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
8756 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
8757 Add mode to zero_extract.
8758 (sign bit tests peepholes): (Ditto.).
8760 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
8762 * config/i386/i386.c (ix86_builtins): Replace Prescott New
8763 Instructions in comments with SSE3.
8764 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
8765 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
8766 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
8767 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
8768 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
8769 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
8770 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
8771 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
8772 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
8773 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
8774 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
8775 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
8776 (bdesc_sse_args): Renamed to ...
8777 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
8778 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
8779 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
8781 (bdesc_1arg): Moved to ...
8783 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
8784 Instructions in comments with SSE3.
8785 (ix86_expand_sse_operands_builtin): Renamed to ...
8786 (ix86_expand_args_builtin): This. Updated.
8787 (ix86_expand_unop1_builtin): Update comments.
8788 (ix86_expand_builtin): Updated.
8790 2008-04-29 Richard Guenther <rguenther@suse.de>
8792 PR tree-optimization/36078
8793 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
8794 Update virtual SSA form after cleaning up the CFG.
8796 2008-04-29 Richard Guenther <rguenther@suse.de>
8799 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
8801 2008-04-29 Richard Guenther <rguenther@suse.de>
8803 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
8804 (compute_may_aliases): Do not call finalize_ref_all_pointers.
8805 (compute_flow_insensitive_aliasing): Do not treat
8806 PTR_IS_REF_ALL pointers special.
8807 (get_smt_for): Likewise.
8808 (may_alias_p): Re-structure.
8809 (is_escape_site): A ref-all pointer conversion is not an escape site.
8810 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
8811 PTR_IS_REF_ALL pointers special.
8812 * tree-ssa-structalias.h (struct alias_info): Remove
8813 ref_all_symbol_mem_tag field.
8814 (PTR_IS_REF_ALL): Remove.
8816 2008-04-29 Richard Guenther <rguenther@suse.de>
8819 * fold-const.c (extract_muldiv_1): In combining division constants
8820 make sure to never overflow.
8822 2008-04-29 Nick Clifton <nickc@redhat.com>
8824 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
8826 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8829 * optc-gen.awk: Work around HP-UX/IA awk bug.
8831 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
8833 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
8836 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
8839 * config/i386/i386.md
8840 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
8841 Change operand 1 predicate to nonimmediate_operand.
8843 2008-04-28 Jakub Jelinek <jakub@redhat.com>
8846 * dwarf2out.c (struct die_struct): Mark as chain_circular through
8848 * gengtype.c (walk_type, write_func_for_structure): Handle
8850 * doc/gty.texi: Document chain_circular.
8852 2008-04-28 Richard Guenther <rguenther@suse.de>
8854 PR tree-optimization/36066
8855 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
8858 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
8861 * config/i386/i386.md
8862 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
8863 Use match_scratch instead of match_operand for operands 3 and 4.
8865 2008-04-27 Richard Guenther <rguenther@suse.de>
8867 PR tree-optimization/18754
8868 PR tree-optimization/34223
8869 * tree-pass.h (pass_complete_unrolli): Declare.
8870 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
8871 loop size before and after unconditionally of UL_NO_GROWTH in effect.
8872 Rewrite loop into loop closed SSA form if it is not already.
8873 (tree_unroll_loops_completely): Re-structure to iterate over
8874 innermost loops with intermediate CFG cleanups.
8875 Unroll outermost loops only if requested or the code does not grow
8877 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
8878 loops are available.
8879 (tree_vectorize): Instead do so here.
8880 (tree_complete_unroll): Also unroll outermost loops.
8881 (tree_complete_unroll_inner): New function.
8882 (gate_tree_complete_unroll_inner): Likewise.
8883 (pass_complete_unrolli): New pass.
8884 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
8885 uses outside of the loop.
8886 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
8887 form if it is available.
8888 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
8889 * passes.c (init_optimization_passes): Schedule complete inner
8890 loop unrolling pass before the first CCP pass after final inlining.
8892 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
8894 * targhooks.h (default_emutls_var_fields,
8895 default_emutls_var_init): Declare.
8896 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
8897 * target.h (struct gcc_target): Add struct emutls member.
8898 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
8899 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
8900 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
8901 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
8902 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
8903 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
8904 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
8905 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
8906 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
8907 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
8908 emit debug information.
8909 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
8910 * varasm.c: Include targhooks.h.
8911 (emutls_object_section, emutls_tmpl_section): New.
8912 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
8913 (EMUTLS_SEPARATOR): New.
8915 (get_emutls_object_name): New.
8916 (default_emutls_var_fields): New, broken out of ...
8917 (get_emutls_object_type): ... here. Adjust to use target hooks.
8918 (get_emutls_init_templ_addr): Adjust to use target hooks.
8919 (emutls_decl): Adjust to use target hooks.
8920 (emutls_finish): Likewise.
8921 (default_emutls_var_init): New, broken out of ...
8922 (assemble_variable): ... here. Adjust to use target hooks.
8923 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
8925 * c-common.c (handle_section_attribute): Prevent overriding
8926 sections for emulated tls with special sections.
8927 * config/i386/i386.c (x86_64_elf_select_section): Add
8928 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
8929 (x86_64_elf_unique_section): Likewise.
8930 * config/vxworks.c: Include tree.h.
8931 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
8932 (vxworks_override_options): Set TLS scheme.
8933 * doc/tm.texi (Emulated TLS): New node.
8935 2008-04-26 Simon Baldwin <simonb@google.com>
8938 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
8939 with propagated string constants.
8941 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
8943 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
8944 constraint for operand 2 when operand 0 is memory operand.
8945 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
8946 operand 0 is memory operand.
8947 (fix_trunc<mode>_i387_with_temp): Ditto.
8948 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
8949 operand 2 when operand 1 is memory operand.
8950 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
8951 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
8952 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
8953 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
8954 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
8955 operands 2,3 and 4 when operand 1 is memory operand.
8956 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
8958 (fistdi2_floor_with_temp): Ditto.
8959 (fist<mode>2_floor_with_temp): Ditto.
8960 (fistdi2_ceil_with_temp): Ditto.
8961 (fist<mode>2_ceil_with_temp): Ditto.
8962 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
8964 2008-04-26 David Daney <ddaney@avtrex.com>
8966 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
8968 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
8969 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
8970 UNSPEC_UPDATE_GOT_VERSION): Renumber.
8971 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
8972 (compare_and_swap_12): New insn.
8973 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
8974 * config/mips/mips.c (mips_force_binary): New function.
8975 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
8976 (mips_expand_compare_and_swap_12): New function.
8977 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
8979 2008-04-25 Jan Hubicka <jh@suse.cz>
8982 * cfgexpand.c (pass_expand): Turn into RTL pass.
8983 * passes.c (execute_one_pass): Do pass typechecking after execution.
8984 * tree-pass.h (pass_expand): Turn into RTL pass.
8986 * function.h (struct rtl_data): Move here fields
8987 accesses_prior_frames, calls_eh_return, saves_all_registers,
8988 has_nonlocal_goto, has_asm_statement, is_thunk,
8989 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
8990 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
8991 arg_pointer_save_area_init from struct function; turn into bool.
8992 (struct function): Move
8993 calls_eh_return, saves_all_registers, has_nonlocal_goto,
8994 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
8995 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
8996 tail_call_emit, arg_pointer_save_area_init
8997 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
8998 (current_function_returns_struct, current_function_returns_pcc_struct,
8999 current_function_calls_setjmp, current_function_calls_alloca,
9000 current_function_accesses_prior_frames,
9001 current_function_calls_eh_return, current_function_is_thunk,
9002 current_function_stdarg, current_function_profile,
9003 current_function_limit_stack, current_function_uses_pic_offset_table,
9004 current_function_uses_const_pool, current_function_has_nonlocal_label,
9005 current_function_saves_all_registers,
9006 current_function_has_nonlocal_goto,
9007 current_function_has_asm_statement): Remove accesor macros.
9008 * ra-conflict.c (global_conflicts): Update.
9009 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
9010 (suitable_for_tail_call_opt_p): Update.
9011 * builtins.c (expand_builtin_return_addr): Update.
9012 (expand_builtin_setjmp_setup): Update.
9013 (expand_builtin_nonlocal_goto): Update.
9014 * final.c (final_start_function): Update.
9015 (profile_function): Update.
9016 (leaf_function_p): Update.
9017 (only_leaf_regs_used): Update.
9018 * df-scan.c (df_get_exit_block_use_set): Update.
9019 * dojump.c (clear_pending_stack_adjust): Update.
9020 * tree-stdarg.c (gate_optimize_stdarg): Update.
9021 * gimple-low.c (lower_function_body): Update.
9022 * global.c (compute_regsets): Update.
9023 (global_alloc): Update.
9024 * dwarf2out.c (dwarf2out_begin_prologue): Update.
9025 * expr.c (expand_assignment): Update.
9026 * dse.c (dse_step0): Update.
9027 (dse_step1): Update.
9028 * c-decl.c (store_parm_decls): Update.
9029 * local-alloc.c (combine_regs): Update.
9030 (find_free_reg): Update.
9031 * function.c (assign_parms_augmented_arg_list): Update.
9032 (assign_parm_find_data_types): Update.
9033 (assign_parms): Update.
9034 (allocate_struct_function): Update.
9035 (expand_function_start): Update.
9036 (expand_function_end): Update.
9037 (get_arg_pointer_save_area): Update.
9038 (thread_prologue_and_epilogue_insns): Update.
9039 (rest_of_match_asm_constraints): Update.
9040 * stor-layout.c (variable_size): Update.
9041 * gcse.c (gcse_main): Update.
9042 (bypass_jumps): Update.
9043 * gimplify.c (gimplify_function_tree): Update.
9044 * calls.c (emit_call_1): Update.
9045 (expand_call): Update.
9046 * bt-load.c (compute_defs_uses_and_gen): Update.
9047 * except.c (sjlj_assign_call_site_values): Update.
9048 (sjlj_emit_function_enter): Update.
9049 (can_throw_external): Update.
9050 (set_nothrow_function_flags): Update.
9051 (expand_builtin_unwind_init): Update.
9052 (expand_eh_return): Update.
9053 (convert_to_eh_region_ranges): Update.
9054 (output_function_exception_table): Update.
9055 * emit-rtl.c (gen_tmp_stack_mem): Update.
9056 * cfgexpand.c (expand_used_vars): Update.
9057 (tree_expand_cfg): Update.
9058 * cfgcleanup.c (rest_of_handle_jump): Update.
9059 * explow.c (allocate_dynamic_stack_space): Update.
9060 * varasm.c (assemble_start_function): Update.
9061 (force_const_mem): Update.
9062 (mark_constant_pool): Update.
9063 * tree-optimize.c (tree_rest_of_compilation): Update.
9064 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
9065 * tree-cfg.c (notice_special_calls): Update.
9066 (is_ctrl_altering_stmt): Update.
9067 (tree_can_make_abnormal_goto): Update.
9068 (tree_purge_dead_abnormal_call_edges): Update.
9069 * config/alpha/predicates.md: Update.
9070 * config/alpha/alpha.c (alpha_sa_mask): Update.
9071 (alpha_sa_size): Update.
9072 (alpha_does_function_need_gp): Update.
9073 (alpha_expand_prologue): Update.
9074 (alpha_start_function): Update.
9075 (alpha_output_function_end_prologue): Update.
9076 (alpha_expand_epilogue): Update.
9077 * config/frv/frv.c (frv_stack_info): Update.
9078 (frv_expand_epilogue): Update.
9079 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
9080 (s390_register_info): Update.
9081 (s390_frame_info): Update.
9082 (s390_init_frame_layout): Update.
9083 (s390_can_eliminate): Update.
9084 (save_gprs): Update.
9085 * config/spu/spu.c (spu_split_immediate): Update.
9086 (need_to_save_reg): Update.
9087 (spu_expand_prologue): Update.
9088 (spu_expand_epilogue): Update.
9089 * config/sparc/sparc.md: Update.
9090 * config/sparc/sparc.c (eligible_for_return_delay): Update.
9091 (sparc_tls_got): Update.
9092 (legitimize_pic_address): Update.
9093 (sparc_emit_call_insn): Update.
9094 (sparc_expand_prologue): Update.
9095 (output_return): Update.
9096 (print_operand): Update.
9097 (sparc_function_ok_for_sibcall): Update.
9098 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
9099 * config/m32r/m32r.md: Update.
9100 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
9101 (m32r_compute_frame_size): Update.
9102 (m32r_expand_prologue): Update.
9103 (m32r_expand_epilogue): Update.
9104 (m32r_legitimize_pic_address): Update.
9105 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
9106 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
9107 * config/i386/i386.c (ix86_frame_pointer_required): Update.
9109 (ix86_save_reg): Update.
9110 (ix86_compute_frame_layout): Update.
9111 (ix86_expand_prologue): Update.
9112 (ix86_expand_epilogue): Update.
9113 * config/sh/sh.c (output_stack_adjust): Update.
9114 (calc_live_regs): Update.
9115 (sh5_schedule_saves): Update.
9116 (sh_expand_prologue): Update.
9117 (sh_expand_epilogue): Update.
9118 (sh_setup_incoming_varargs): Update.
9119 (sh_allocate_initial_value): Update.
9120 (sh_get_pr_initial_val): Update.
9121 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
9122 * config/sh/sh.md (label:): Update.
9123 * config/avr/avr.c (out_movhi_mr_r): Update.
9124 * config/crx/crx.h (enum): Update.
9125 * config/xtensa/xtensa.h (along): Update.
9126 * config/stormy16/stormy16.c Update.
9127 (xstormy16_compute_stack_layout): Update.
9128 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
9129 (fr30_expand_prologue): Update.
9130 * config/cris/cris.c (cris_conditional_register_usage): Update.
9131 (cris_reg_saved_in_regsave_area): Update.
9132 (cris_initial_frame_pointer_offset): Update.
9133 (cris_simple_epilogue): Update.
9134 (cris_expand_prologue): Update.
9135 (cris_expand_epilogue): Update.
9136 (cris_expand_pic_call_address): Update.
9137 (cris_asm_output_symbol_ref): Update.
9138 (cris_asm_output_label_ref): Update.
9139 * config/cris/cris.md Update.
9140 * config/iq2000/iq2000.c (compute_frame_size): Update.
9141 (iq2000_expand_epilogue): Update.
9142 * config/mt/mt.h (save_direction): Update.
9143 * config/mn10300/mn10300.c (mn10300_function_value): Update.
9144 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
9145 (ia64_secondary_reload_class): Update.
9146 * config/m68k/m68k.c (m68k_save_reg): Update.
9147 (m68k_expand_prologue): Update.
9148 (m68k_expand_epilogue): Update.
9149 (legitimize_pic_address): Update.
9150 * config/rs6000/rs6000.c (rs6000_got_register): Update.
9151 (first_reg_to_save): Update.
9152 (first_altivec_reg_to_save): Update.
9153 (compute_vrsave_mask): Update.
9154 (compute_save_world_info): Update.
9155 (rs6000_stack_info): Update.
9156 (spe_func_has_64bit_regs_p): Update.
9157 (rs6000_ra_ever_killed): Update.
9158 (rs6000_emit_eh_reg_restore): Update.
9159 (rs6000_emit_allocate_stack): Update.
9160 (rs6000_emit_prologue): Update.
9161 (rs6000_emit_epilogue): Update.
9162 (rs6000_output_function_epilogue): Update.
9163 (output_profile_hook): Update.
9164 (rs6000_elf_declare_function_name): Update.
9165 * config/rs6000/rs6000.h (rs6000_args): Update.
9166 * config/rs6000/rs6000.md: Update.
9167 * config/mcore/mcore.c (mcore_expand_prolog): Update.
9168 * config/arc/arc.c (arc_output_function_epilogue): Update.
9169 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
9170 * config/darwin.c (machopic_function_base_name): Update.
9171 * config/score/score3.c (score3_compute_frame_size): Update.
9174 (score3_epilogue): Update.
9175 * config/score/score7.c (score7_compute_frame_size): Update.
9176 (score7_prologue): Update.
9177 (score7_epilogue): Update.
9178 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
9179 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
9180 * config/arm/arm.c (use_return_insn): Update.
9181 (require_pic_register): Update.
9182 (arm_load_pic_register): Update.
9183 (arm_compute_save_reg0_reg12_mask): Update.
9184 (arm_compute_save_reg_mask): Update.
9185 (thumb1_compute_save_reg_mask): Update.
9186 (output_return_instruction): Update.
9187 (arm_output_function_prologue): Update.
9188 (arm_output_epilogue): Update.
9189 (arm_get_frame_offsets): Update.
9190 (arm_expand_prologue): Update.
9191 (thumb_pushpop): Update.
9192 (thumb_exit): Update.
9193 (thumb1_expand_prologue): Update.
9194 (thumb1_expand_epilogue): Update.
9195 (arm_unwind_emit): Update.
9196 (arm_output_fn_unwind): Update.
9197 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
9198 * config/arm/arm.md: Update.
9199 * config/pa/pa.md: Update.
9200 * config/pa/pa.c (legitimize_pic_address): Update.
9201 (compute_frame_size): Update.
9202 (hppa_expand_prologue): Update.
9203 (hppa_expand_epilogue): Update.
9204 (borx_reg_operand): Update.
9205 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
9206 (HARD_REGNO_RENAME_OK): Update.
9207 * config/mips/mips.c (mips_global_pointer): Update.
9208 (mips_save_reg_p): Update.
9209 (mips_compute_frame_info): Update.
9210 (mips_frame_pointer_required): Update.
9211 (mips_expand_prologue): Update.
9212 (mips_expand_epilogue): Update.
9213 (mips_can_use_return_insn): Update.
9214 (mips_reorg_process_insns): Update.
9215 * config/v850/v850.c (compute_register_save_size): Update.
9216 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
9217 * config/mmix/mmix.c (along): Update.
9218 (mmix_expand_epilogue): Update.
9219 * config/bfin/bfin.c (legitimize_pic_address): Update.
9220 (must_save_p): Update.
9221 (stack_frame_needed_p): Update.
9222 (add_to_reg): Update.
9223 (bfin_expand_prologue): Update.
9224 * stmt.c (expand_asm_operands): Update.
9225 * reload1.c (reload): Update.
9226 (init_elim_table): Update.
9228 2008-04-25 Bob Wilson <bob.wilson@acm.org>
9230 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
9232 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
9234 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
9235 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
9236 (mov<mode>): Removed.
9237 (*movv4sf_internal): Likewise.
9238 (*movv2df_internal): Likewise.
9240 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
9242 * config.gcc (crx-*-elf): Remove deprecation.
9244 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
9246 * config/i386/cygming-crtend.c (register_frame_ctor): Register
9247 __gcc_deregister_frame with atexit.
9248 (deregister_frame_dtor): Remove.
9250 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
9251 Nathan Sidwell <nathan@codesourcery.com>
9253 * config/rs6000/rs6000.opt (mspe): Remove Var property.
9255 * config/rs6000/rs6000.h (rs6000_spe): Declare.
9256 (rs6000_isel): Likewise.
9257 * config/rs6000/rs6000.c (rs6000_spe): New variable.
9258 (rs6000_isel): New variable.
9259 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
9261 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9264 * c-common.c (handle_vector_size_attribute): Call
9265 lang_hooks.types.reconstruct_complex_type instead of
9266 reconstruct_complex_type.
9267 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
9268 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
9269 * langhooks.h (struct lang_hooks_for_types): Add
9270 reconstruct_complex_type hook.
9271 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
9272 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
9274 2008-04-24 Richard Guenther <rguenther@suse.de>
9276 * c-common.h (check_builtin_function_arguments): Declare.
9277 * c-common.c (validate_nargs): New function.
9278 (check_builtin_function_arguments): Likewise.
9279 * c-typeck.c (build_function_call): Call
9280 check_builtin_function_arguments.
9281 * builtins.c (fold_builtin_classify): Remove error reporting code.
9282 (fold_builtin_unordered_cmp): Likewise.
9283 (fold_builtin_1): Likewise.
9284 (fold_builtin_n): Likewise.
9286 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9288 PR tree-optimization/36008
9289 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
9290 the original op1, rather than delta by step.
9292 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
9293 Sebastian Pop <sebastian.pop@amd.com>
9295 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
9296 eliminate_local_variables_stmt, eliminate_local_variables,
9297 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
9298 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
9299 of code delimited by two edges in the CFG.
9300 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
9301 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
9302 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
9303 the case of parallelisation of reductions.
9304 (expr_invariant_in_region_p): New.
9306 * tree-flow.h (gather_blocks_in_sese_region): Declared.
9307 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
9309 2008-04-24 Ira Rosen <irar@il.ibm.com>
9310 Richard Guenther <rguenther@suse.de>
9312 PR tree-optimization/36034
9313 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
9314 incapable of dealing with loads with gaps.
9316 2008-04-24 Rafael Espindola <espindola@google.com>
9318 * tree-flow.h (vrp_evaluate_conditional): Change signature.
9319 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9320 vrp_evaluate_conditional.
9321 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
9322 (vrp_evaluate_conditional): Split the cond argument.
9323 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
9324 (simplify_stmt_for_jump_threading): Update call to
9325 vrp_evaluate_conditional.
9327 2008-04-24 Ira Rosen <irar@il.ibm.com>
9329 PR tree-optimization/35982
9330 * tree-vect-analyze.c (vect_check_interleaving): Check that the
9331 interleaved data-refs are of the same type.
9333 2008-04-24 Danny Smith <dannysmith@users.net>
9335 * c-format.c (check_format_info_main): Use strncmp rather than a
9336 magic prefix to handle multichar length specs.
9337 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
9338 Don't prefix "I64" and "I32" with '\0'.
9340 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9343 * config/i386/i386.c (init_cumulative_args): Don't pass anything
9344 in registers for -m32 only if stdarg_p (fntype).
9346 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
9348 PR rtl-optimization/36006
9349 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
9350 temp to op0 in order to avoid invalid rtx sharing.
9352 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
9354 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
9355 check TREE_INVARIANT.
9356 * tree-gimple.c (is_gimple_address): New.
9357 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
9358 * tree-gimple.h (is_gimple_address): New.
9359 * tree.h (decl_address_invariant_p): New.
9360 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
9361 (build_string): Likewise.
9362 (decl_address_invariant_p): New, from is_gimple_invariant_address.
9363 (tree_invariant_p_1): Likewise.
9364 (save_expr): Use it.
9365 (tree_invariant_p): New.
9366 (skip_simple_arithmetic): Use it.
9367 (stabilize_reference_1): Use it.
9368 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
9370 (build1_stat): Drop code to compute TREE_INVARIANT.
9371 (build2_stat): Drop code to compute TREE_INVARIANT.
9372 (build3_stat): Drop code to compute TREE_INVARIANT.
9373 (build4_stat): Drop code to compute TREE_INVARIANT.
9374 (build5_stat): Drop code to compute TREE_INVARIANT.
9375 (build7_stat): Drop code to compute TREE_INVARIANT.
9376 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
9377 * tree.h (struct tree_base): Remove invariant_flag.
9378 (TREE_INVARIANT): Remove.
9379 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
9380 (fold_builtin_expect): Check TREE_CONSTANT.
9381 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
9382 * c-tree.h (c_expr_to_decl): Drop third parameter.
9383 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
9384 (build_c_cast): Don't set TREE_INVARIANT.
9385 (pop_init_level): Don't set TREE_INVARIANT.
9386 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
9387 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
9389 (gimplify_init_constructor): Don't set TREE_INVARIANT.
9390 (gimplify_addr_expr): Adjust comment.
9391 * tree-mudflap.c (mf_build_string):
9392 * print-tree.c (print_node): Don't print TREE_INVARIANT.
9393 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
9394 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
9395 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
9396 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
9397 * langhooks.h (struct lang_hooks): Drop third parameter from
9400 2008-04-23 Richard Guenther <rguenther@suse.de>
9402 PR tree-optimization/27799
9403 PR tree-optimization/32921
9404 PR tree-optimization/32624
9405 * tree-ssa-structalias.c (merge_smts_into): Only merge the
9406 SMTs aliases and the tag itself into the solution.
9407 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
9408 merge the points-to solution back into the SMT aliases.
9409 (may_alias_p): Use alias_set_subset_of instead of
9410 aliases_conflict_p. A pointer which points to
9411 memory with alias set zero may access any variable.
9413 2008-04-23 Richard Guenther <rguenther@suse.de>
9415 * alias.c (alias_set_subset_of): Correctly handle asking
9416 if zero is a subset of an alias set with zero child.
9417 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
9418 (compute_flow_insensitive_aliasing): Correctly walk all
9419 pointers. Do not unnecessarily union sets.
9421 2008-04-23 Richard Guenther <rguenther@suse.de>
9424 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
9426 2008-04-22 Tomas Bily <tbily@suse.cz>
9428 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
9430 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
9432 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9433 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9434 * tree-inline.c (estimate_num_insns_1): Likewise.
9435 * varasm.c (const_hash_1, compare_constant, copy_constant)
9436 (compute_reloc_for_constant, output_addressed_constants): Likewise.
9437 * emit-rtl.c (component_ref_for_mem_expr)
9438 (set_mem_attributes_minus_bitpos): Likewise.
9439 * expr.c (highest_pow2_factor, expand_expr_real_1, )
9440 (is_aligning_offset): Likewise.
9441 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
9442 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9443 * dojump.c (do_jump): Likewise.
9444 * builtins.c (get_pointer_alignment, get_memory_rtx)
9445 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
9446 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
9448 2008-04-23 Jakub Jelinek <jakub@redhat.com>
9450 PR rtl-optimization/36017
9451 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
9452 expanding the library call.
9454 2008-04-22 Ian Lance Taylor <iant@google.com>
9456 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
9459 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
9461 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
9462 of LR/CTR moves for Power6.
9464 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9467 * passes.c (init_optimization_passes): Remove
9468 pass_fast_rtl_byte_dce.
9470 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
9473 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
9474 builtin functions to generate faster code.
9475 (_mm_cvtpu16_ps): Ditto.
9476 (_mm_cvtpi32x2_ps): Ditto.
9478 2008-04-22 Nick Clifton <nickc@redhat.com>
9480 * common.opt (ftree-loop-distribution): Add Optimization
9483 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
9484 (frv_expand_builtin_va_start): Likewise.
9486 * config/arm/arm.c (thumb_find_work_register): Fix location of
9487 argument register count.
9489 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9491 Support scheduling for ColdFire V1 and V3 microarchitecture.
9492 Improve scheduling of multiplication instructions.
9494 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
9495 (mac): New instruction attribute.
9496 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
9497 (m68k_sched_mac): New variable.
9498 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
9499 Handle cfv1 and cfv3.
9500 (max_insn_size): New static variable.
9501 (struct _sched_ib): New type.
9502 (sched_ib): New static variable.
9503 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
9504 to fields of 'struct _sched_ib sched_ib'. Update all uses.
9505 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
9507 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
9508 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
9509 new variables. Update.
9510 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
9511 Add modeling of cfv3 instruction buffer. Update.
9512 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
9513 * config/m68k/m68k.h (TUNE_CFV3): New macro.
9514 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
9515 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
9516 a particular reservation applies to.
9517 (type2): Reorganize attribute values. Rename alu to alu_reg,
9518 alu_l to alu, move_l to omove. Join move to alu. Split mul
9520 (cf_ib_*): Simplify description of instruction buffer.
9521 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
9522 (cf_mem): Split into cf_mem1 and cf_mem2.
9523 (cf_v2_move_??): Rename to cfv12_alu_??.
9524 (cf_v2_move_l_??): Rename to cfv12_omove_??.
9525 (cf_v2_mul_??): Remove reservations.
9526 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
9527 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
9528 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
9530 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
9531 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
9532 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
9533 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
9534 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
9535 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
9536 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
9537 expansions of the above reservations for instructions of sizes
9540 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9542 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
9544 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
9546 * coverage.c: Include tree-pass.h.
9547 (coverage_counter_alloc): Print da_file_name to the dump file.
9549 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
9551 * sbitmap.c (sbitmap_range_empty_p): New function.
9552 * sbitmap.h (sbitmap_range_empty_p): New function.
9553 * bitmap.h: Now includes obstack.h.
9555 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
9556 Kenneth Zadeck <zadeck@naturalbridge.com>
9558 * dbgcnt.def (ra_byte_scan): Added.
9559 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
9560 when the last hit happens for a counter.
9561 * timevar.def (TV_DF_BYTE_LR): New variable.
9562 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
9563 * passes.c (pass_fast_rtl_byte_dce): New pass.
9564 * fwprop.c (update_df): Added mode to call df_ref_create.
9565 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
9566 DF_REF_EXTRACT_OFFSET.
9567 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
9568 DF_BYTE_LR_OUT, df_byte_lr): New macro.
9570 (df_ref_extract): Added mode field.
9571 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
9572 DF_REF_EXTRACT_OFFSET.
9573 (DF_REF_EXTRACT_MODE): New macro.
9574 (df_byte_lr_bb_info): New structure.
9575 (df_print_byte_regset, df_compute_accessed_bytes,
9576 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
9577 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
9578 df_byte_lr_simulate_uses,
9579 df_byte_lr_simulate_artificial_refs_at_top,
9580 df_byte_lr_simulate_artificial_refs_at_end,
9581 df_compute_accessed_bytes): New function.
9582 (df_ref_create): Add parameter.
9583 (df_byte_lr_get_bb_info): New inline function.
9584 * df-scan.c (df_ref_record, df_uses_record,
9585 df_ref_create_structure): Added mode parameter.
9586 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
9587 df_defs_record, df_uses_record, df_get_conditional_uses,
9588 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
9589 df_entry_block_defs_collect, df_exit_block_uses_collect):
9590 Added mode parameter to calls to df_ref_record, df_uses_record,
9591 df_ref_create_structure.
9592 (df_ref_equal_p, df_ref_compare): Added test for modes.
9593 (df_ref_create_structure): Added code to set mode. Renamed
9594 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
9595 DF_REF_EXTRACT_OFFSET.
9596 * df-core.c (df_print_byte_regset): New function.
9597 * df-byte-scan.c: New file.
9598 * df-problems.c (df_rd_transfer_function): Removed unnecessary
9599 calls to BITMAP_FREE.
9600 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
9601 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
9602 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
9603 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
9604 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
9605 df_byte_lr_local_compute, df_byte_lr_init,
9606 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
9607 df_byte_lr_transfer_function, df_byte_lr_free,
9608 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
9609 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
9610 df_byte_lr_simulate_uses,
9611 df_byte_lr_simulate_artificial_refs_at_top,
9612 df_byte_lr_simulate_artificial_refs_at_end): New function.
9613 * dce.c (byte_dce_process_block): New function.
9614 (dce_process_block): au is now passed in rather than computed
9615 locally. Changed loops that look at artificial defs to not look
9616 for conditional or partial ones, because there never are any.
9617 (fast_dce): Now is able to drive byte_dce_process_block or
9618 dce_process_block depending on the kind of dce being done.
9619 (rest_of_handle_fast_dce): Add parameter to fast_dce.
9620 (rest_of_handle_fast_byte_dce): New function.
9621 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
9622 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
9624 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
9627 * gcc.h: Added fortran options that take arguments to
9628 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
9631 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
9633 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
9634 scalarization if on the LHS and not a full access.
9636 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9638 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
9640 2008-04-18 Rafael Espindola <espindola@google.com>
9642 * tree-vrp.c (find_case_label_index): Fix the binary search.
9643 (find_case_label_range): New.
9644 (vrp_visit_switch_stmt): Use find_case_label_range.
9645 (simplify_switch_using_ranges): Use find_case_label_range.
9647 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
9649 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
9650 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
9652 2008-04-18 Tom Tromey <tromey@redhat.com>
9655 * doc/cpp.texi (Implementation-defined behavior): Mention
9658 2008-04-18 Ian Lance Taylor <iant@google.com>
9660 * fold-const.c (pointer_may_wrap_p): New static function.
9661 (fold_comparison): Add another test for pointer overflow. Use
9662 pointer_may_wrap_p to disable some false positives.
9664 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
9666 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
9667 (fname_as_string): Match updated cpp_interpret_string prototype.
9668 (fix_string_type): Support char16_t* and char32_t*.
9669 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
9670 derivative) nodes. Register as builtin if C++0x.
9671 (c_parse_error): Support CPP_CHAR{16,32}.
9672 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
9673 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
9674 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
9675 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
9676 CTI_CHAR32_ARRAY_TYPE>: New elements.
9677 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
9678 char32_type_node, signed_char32_type_node, char16_array_type_node,
9679 char32_array_type_node): New defines.
9680 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
9681 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
9682 (lex_string): Support CPP_STRING{16,32}, match updated
9683 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
9684 (lex_charconst): Support CPP_CHAR{16,32}.
9685 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
9686 and CPP_STRING{16,32}.
9688 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
9691 * aclocal.m4: Regenerate.
9692 * configure: Regenerate.
9694 2008-04-18 Jan Hubicka <jh@suse.cz>
9696 * except.c (dw2_size_of_call_site_table,
9697 sjlj_size_of_call_site_table): Use vector API for call_site_record.
9699 * cgraphbuild.c (build_cgraph_edges): Update.
9700 * tree-pass.h: Update comment.
9701 * final.c (leaf_function_p): Update.
9702 (leaf_renumber_regs): Update.
9703 (rest_of_clean_state): Update.
9704 * omp-low.c (expand_omp_parallel): Update.
9705 * ipa-reference.c (analyze_function): Update.
9706 * reorg.c (find_end_label): Update.
9707 (optimize_skip): Update.
9708 (fill_simple_delay_slots): Update.
9709 (fill_simple_delay_slots): Update.
9710 (make_return_insns): Update.
9711 (dbr_schedule): Update.
9712 * gimple-low.c (record_vars_into): Update.
9713 * cfgbuild.c (make_edges): Update.
9714 * function.c (assign_stack_local): Update.
9715 (assign_parm_adjust_stack_rtl): Update.
9716 (locate_and_pad_parm): Update.
9717 (allocate_struct_function): Do not initialize stack_alignment_needed
9718 and preferred_stack_boundary here.
9719 (stack_protect_prologue): Update.
9720 (stack_protect_epilogue): Update.
9721 (expand_function_start): Initialize stack_alignment_needed,
9722 preferred_stack_boundary and max_jumptable_ents.
9723 (expand_function_end): Update.
9724 (free_after_compilation): Do not NULLify epilogue_delay_list.
9725 * function.h (struct rtl_data): Add stack_protect_guard,
9726 stack_alignment_needed,
9727 preferred_stack_boundary, epilogue_delay_list.
9728 (struct function): Remove value_histograms, stack_alignment_needed,
9729 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
9731 unexpanded_var_list, stack_protect_guard.
9732 (current_function_epilogue_delay_list): Remove.
9733 * ipa-type-escape.c (analyze_function): Update.
9734 * gimplify.c (pop_gimplify_context): Update comment.
9735 * calls.c (expand_call): Update.
9736 (emit_library_call_value_1): Update.
9737 * except.c (set_nothrow_function_flags): Update.
9738 * cfgexpand.c (get_decl_align_unit): Update.
9739 (create_stack_guard): Update.
9740 (estimated_stack_frame_size): Update.
9741 (expand_used_vars): Update.
9742 (tree_expand_cfg): Free histogram earliers, init expansion variables.
9743 * explow.c (allocate_dynamic_stack_space): Update.
9744 * tree-ssa-live.c (remove_unused_locals): Update.
9745 * varasm.c (mark_constant_pool): Update.
9746 * tree-inline.c (remap_decls): Update.
9747 (initialize_cfun): Update.
9748 (declare_return_variable): Update.
9749 (inline_forbidden_p): Update.
9750 (expand_call_inline): Update.
9751 (declare_inline_vars): Update.
9752 (tree_function_versioning): Update.
9753 * tree-flow.h (value_histograms): New.
9754 (VALUE_HISTOGRAMS): New macro.
9755 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
9757 * tree-cfg.c (set_bb_for_stmt): Update.
9758 (replace_by_duplicate_decl): Update.
9759 (move_block_to_fn): Update.
9760 (new_label_mapper): Update.
9761 (dump_function_to_file): Update.
9762 * ipa-struct-reorg.c (build_data_structure): Update.
9763 * cfgrtl.c (print_rtl_with_bb): Update.
9764 * reload1.c (reload): Update.
9766 * config/i386/i386.c (setup_incoming_varargs_64,
9767 ix86_compute_frame_layout): Update.
9768 * config/arc/arc.c (arc_output_function_epilogue): Update.
9770 2008-04-18 Marius Strobl <marius@FreeBSD.org>
9772 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
9773 for FreeBSD as well.
9774 * gthr-posix95.h: Likewise.
9776 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
9778 PR rtl-optimization/35838
9779 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
9780 out the byte offset of the first subreg.
9782 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
9784 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
9785 to split_ti instead of three separate calls with single member arrays.
9786 (subti3 splitter): Ditto.
9787 (adddi3 splitter): Ditto with split_di.
9788 (subdi3 splitter): Ditto.
9789 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
9790 two separate calls with single member arrays. Swap match_dup
9791 operands 1 and 2 to better fit into the array.
9792 (negdi2 splitter): Ditto with split_di.
9793 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
9794 two separate calls with single member arrays. Swap match_dup operands
9795 6 and 7 to better fit into the array.
9797 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
9799 * config/i386/i386.c (sse_builtin_type): New.
9800 (bdesc_sse_args): Likewise.
9801 (bdesc_sse_3arg): Removed.
9802 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
9803 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
9804 IX86_BUILTIN_ROUNDPS.
9805 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
9806 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
9807 IX86_BUILTIN_ROUNDPS.
9808 (ix86_expand_sse_4_operands_builtin): Removed.
9809 (ix86_expand_sse_operands_builtin): New.
9810 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
9811 and CODE_FOR_sse4_1_roundps.
9812 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
9813 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
9815 2008-04-17 Alan Modra <amodra@bigpond.net.au>
9818 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
9819 regs before frame pop when needed. If use_backchain_to_restore_sp
9820 then load backchain into a temp reg to restore vr and vrsave. Add
9821 code to restore vr after frame pop if possible.
9823 2008-04-17 Richard Guenther <rguenther@suse.de>
9825 * tree-vn.c (expressions_equal_p): Do not check type
9826 equality or compatibility before calling operand_equal_p.
9827 * fold-const.c (operand_equal_p): Check equivalence of
9828 integer constants before bailing out due to signedness or
9829 precision differences.
9830 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
9831 spurious differences in type qualification. Ignore types
9832 for COMPONENT_REFs at all.
9834 2008-04-17 Christian Bruel <christian.bruel@st.com>
9836 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
9837 msw_skip comparison.
9839 2008-04-16 Jakub Jelinek <jakub@redhat.com>
9842 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
9845 PR tree-optimization/35899
9846 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
9847 rather than TREE_OPERAND.
9849 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
9852 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
9853 temporary registers. Change operand predicate to general_operand.
9854 (remainderxf3): Ditto.
9856 2008-04-16 Richard Guenther <rguenther@suse.de>
9858 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
9859 * tree-affine.c (aff_combination_expand): Look through some
9862 2008-04-15 Doug Kwan <dougkwan@google.com>
9864 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
9866 * tree-pretty-print.c (dump_generic_node): Ditto.
9867 * final.c (output_addr_const): Ditto.
9868 * dwarf2out.c (output_cfi): Ditto.
9869 * c-pretty-print.c (pp_c_integer_constant): Ditto.
9870 * print-rtl.c (print_rtx): Ditto.
9871 * print-tree.c (print_node_brief, print_node): Ditto.
9872 * c-common.c (match_case_to_enum_1): Ditto.
9873 * sched-vis.c (print_value): Ditto.
9874 * config/i386/i386.c (print_operand): Cast to long unsigned int
9877 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
9878 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
9879 MS Windows VirtualProtect function.
9881 2008-04-15 Jan Hubicka <jh@suse.cz>
9883 * gengtype.c (write_root): Param_is argument is OK.
9884 * expr.c (expand_expr_real_1): Update call of get_exception_*.
9885 * function.h: Include varray.h
9886 (rtl_eh): New stucture based on except.c one.
9887 (call_site_record): New forward declaration and vector type.
9888 * calls.c (emit_call_1): Do not call
9889 note_current_region_may_contain_throw.
9890 * except.c (eh_status): Remove cur_region, try_region since they are
9892 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
9893 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
9894 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
9895 Remove call_site_data_used, call_site_data_size.
9896 Turn call_site_record into vector in function.h.
9897 (note_current_region_may_contain_throw): Remove.
9898 (get_exception_pointer, get_exception_filter): Do not take struct
9899 function argument; update.
9900 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
9901 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
9902 build_post_landing_pads, dw2_build_landing_pads,
9903 sjlj_assign_call_site_values, sjlj_mark_call_sites,
9904 sjlj_emit_function_enter, sjlj_emit_function_enter,
9905 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
9906 sjlj_build_landing_pads, finish_eh_generation,
9907 remove_exception_handler_label, remove_eh_handler,
9908 maybe_remove_eh_handler, add_reachable_handler,
9909 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
9910 add_action_record, collect_one_action_chain, add_call_site,
9911 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
9912 sjlj_output_call_site_table, output_function_exception_table,
9913 * except.h (note_current_region_may_contain_throw): Remove
9914 (get_exception_pointer, get_exception_filter): Do not take struct
9916 * Makefile.in (GTFILES): Put varargs before struct function.
9918 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
9920 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
9921 punt for STRING_CST.
9922 (get_constraint_for): Deal with STRING_CST here instead.
9924 2008-04-15 Richard Guenther <rguenther@suse.de>
9926 * tree-ssa-propagate.c (substitute_and_fold): Substitute
9927 statements in a basic-block with a backward walk. Do not
9928 substitute into dead statements but instead remove those.
9930 2008-04-15 Richard Guenther <rguenther@suse.de>
9932 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
9933 to zero, thus disable creation of SFTs.
9935 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
9937 * tree-predcom.c (suitable_reference_p): Return false if the
9938 reference can throw.
9940 2008-04-15 Jakub Jelinek <jakub@redhat.com>
9943 * c-decl.c (finish_decl): If extern or static var has variable
9944 size, set TREE_TYPE (decl) to error_mark_node.
9946 2008-04-15 Rafael Espindola <espindola@google.com>
9948 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
9951 2008-04-15 Richard Guenther <rguenther@suse.de>
9953 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9954 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
9955 (visit_reference_op_load): Do walk vuse-vdef chains on
9956 vn_reference_lookup.
9957 (visit_reference_op_store): But do not here.
9958 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
9959 vn_reference_lookup.
9960 (vn_lookup_with_vuses): But do so here.
9962 2008-04-14 Ian Lance Taylor <iant@google.com>
9964 * fold-const.c (fold_overflow_warning): Remove assertion.
9966 2008-04-15 Ben Elliston <bje@au.ibm.com>
9968 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
9969 temp1 local variables.
9971 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
9974 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
9975 ".text.unlikely" section as executable.
9977 2008-04-14 James E. Wilson <wilson@tuliptree.org>
9979 * config/ia64/ia64.c (rtx_needs_barrier): Handle
9980 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
9981 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
9982 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
9983 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
9984 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
9985 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
9987 2008-04-14 Ian Lance Taylor <iant@google.com>
9989 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
9990 * fold-const.c (fold_comparison): If appropriate, test
9991 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
9992 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
9993 reassociating a pointer type.
9994 * doc/invoke.texi (Optimize Options): Document that
9995 -fstrict-overflow applies to pointer wraparound.
9997 2008-04-13 Jan Hubicka <jh@suse.cz>
9999 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
10001 2008-04-12 Andrew Pinski <pinskia@gmail.com>
10003 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
10004 we are going to "save the world".
10006 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
10008 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
10009 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
10010 operand 0 constraint, not "=".
10012 2008-04-11 James E. Wilson <wilson@tuliptree.org>
10014 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
10016 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
10018 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
10019 of size of positions_needed * CHAR_BIT.
10021 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
10023 PR middle-end/35897
10024 * dse.c (store_info): Change positions_needed to unsigned
10026 (lowpart_bitmask): New.
10027 (record_store): Cast to unsigned HOST_WIDE_INT for
10028 positions_needed. Assert width <= size of positions_needed *
10029 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
10030 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
10031 lowpart_bitmask to set mask.
10033 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10035 * config/bfin/constraints.md: New file.
10036 * config/bfin/bfin.md: Include it.
10037 (adddi3): Use satisfies_constraint functions instead of the old macros.
10038 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
10039 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
10040 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
10041 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
10042 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
10043 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
10044 EXTRA_CONSTRAINT): Delete.
10045 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
10046 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
10048 * config/bfin/bfin.c: Include "tm-constrs.h".
10049 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
10050 Use satisfies_constraint functions instead of the old macros.
10051 * doc/md.texi (Blackfin Constraints): Update file name reference.
10053 2008-04-11 Richard Guenther <rguenther@suse.de>
10055 PR tree-optimization/35869
10056 * tree-vrp.c (execute_vrp): Move switch statement update after
10057 jump threading. Schedule another cfg cleanup run.
10059 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
10062 * attribs.c (decl_attributes): Return early on errorneous node.
10064 2008-04-10 Oleg Ryjkov <olegr@google.com>
10066 * tree.h (struct tree_base): Added a new flag default_def_flag.
10067 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
10069 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
10071 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
10073 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10076 * pa.md: Define mode iterator P. Define mode attribute dwc.
10077 (dcacheflush): Update pattern to use iterator P and attribute dwc.
10078 (icacheflush): Likewise.
10079 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
10080 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
10082 2008-04-11 Ben Elliston <bje@au.ibm.com>
10084 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
10086 2008-04-10 Rafael Espindola <espindola@google.com>
10088 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
10089 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
10090 (extract_range_from_expr): The same.
10092 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
10094 * config/mips/mips.md (GPR2): New mode iterator.
10095 (seq): Add comment.
10096 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
10097 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
10098 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
10099 Rewrite these to take two modes, the mode of comparison and the
10100 mode of the destination.
10101 * config/mips/mips.c (mips_expand_scc): Instead of having
10102 paradoxical subreg as destination, expand "narrowing" scc if mode
10103 of comparison is SI and target is requested in DI mode.
10104 (mips_emit_int_order_test): Update comment. Make mode of
10105 comparison match CMP0 rather than TARGET. When creating inverse
10106 target use mode of TARGET.
10108 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
10110 * gcov-dump.c (tag_summary): Only print summaries for the first
10111 GCOV_COUNTERS_SUMMABLE counters.
10113 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
10115 * config/i386/i386.md (absneg): New code iterator.
10116 (absnegprefix): New code attribute.
10117 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
10118 patterns using absneg code iterator.
10119 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
10120 using absneg code iterator.
10121 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
10122 *neg<mode>2 patterns using absneg code iterator.
10123 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
10124 *negextendsfdf2 patterns using absneg code iterator.
10125 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
10126 *negextendsfxf2 patterns using absneg code iterator.
10127 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
10128 *negextendsfdf2 patterns using absneg code iterator.
10129 * config/i386/sse.md (<code><mode>2): Macroize expander from
10130 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
10132 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
10134 * config/s390/s390.h: Remove the remains of the recent search
10135 & replace action of current_function_outgoing_args_size.
10137 2008-04-10 Ira Rosen <irar@il.ibm.com>
10139 PR tree-optimization/35821
10140 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
10141 NEW_STMT_LIST is not NULL.
10143 2008-04-09 David Edelsohn <edelsohn@gnu.org>
10146 * toplev.c (process_options): Remove -ffunction-sections debugging
10149 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
10151 PR middle-end/PR28690
10152 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
10153 than gen_rtx_fmt_ee to perform more canonicalizations.
10155 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10158 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
10160 2008-04-09 Richard Guenther <rguenther@suse.de>
10162 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
10163 (dump_function_to_file): Dump function arguments with types.
10165 2008-04-08 Richard Guenther <rguenther@suse.de>
10167 * fold-const.c (fold_widened_comparison): Do not allow
10168 sign-changes that change the result.
10170 2008-04-08 Janis Johnson <janis187@us.ibm.com>
10173 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
10174 kinds of indirect references.
10176 2008-04-08 David Edelsohn <edelsohn@gnu.org>
10178 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
10179 GNU Fortran language string.
10181 2008-04-08 Rafael Espindola <espindola@google.com>
10183 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
10184 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
10185 * tree.h (tree_call_nonnegative_warnv_p): New.
10187 2008-04-08 Jan Hubicka <jh@suse.cz>
10189 * function.c (free_after_compilation): Clear out regno_reg_rtx
10192 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
10195 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
10197 PR middle-end/PR28690
10198 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
10199 same precedence as REG_POINTER and MEM_POINTER operands.
10201 2008-04-08 Richard Guenther <rguenther@suse.de>
10203 PR middle-end/35834
10204 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
10205 for adding index to base.
10207 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
10209 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
10210 (MINGW_ENABLE_EXECUTE_STACK): New.
10211 (IN_LIBGCC2): For libgcc include windows.h file for
10212 function declarations.
10214 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
10216 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
10217 and tem2 if tem1 is not a REG or MULT.
10219 2008-04-08 Jan Hubicka <jh@suse.cz>
10221 * function.h (incomming_args): Break out of struct function.
10222 (function_subsections): Break out of struct function.
10223 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
10224 return_rtx and hard_reg_initial_vals from struct function.
10225 Kill inl_max_label_num.
10226 (current_function_pops_args, current_function_args_info,
10227 current_function_args_size, current_function_args_size,
10228 current_function_pretend_args_size,
10229 current_function_outgoing_args_size,
10230 current_function_internal_arg_pointer, current_function_return_rtx):
10231 Kill compatibility accestor macros.
10232 * builtins.c (expand_builtin_apply_args_1): Update.
10233 (expand_builtin_next_arg): Update.
10234 * df-scan.c (df_get_call_refs): Update.
10235 * dbxout.c (dbxout_function_end): Update.
10236 * dwarf2out.c (dwarf2out_switch_text_section): Update.
10237 (output_line_info): Update.
10238 (secname_for_decl): Update.
10239 (dwarf2out_var_location): Update.
10240 * function.c (free_after_compilation): Update.
10241 (assign_parm_find_stack_rtl): Update.
10242 (assign_parms): Update.
10243 (expand_dummy_function_end): Update.
10244 (expand_function_end): Update.
10245 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
10246 (expand_call): Update.
10247 (emit_library_call_value_1): Update.
10248 (store_one_arg): Update.
10249 * varasm.c (initialize_cold_section_name): Update.
10250 (unlikely_text_section): Update.
10251 (unlikely_text_section_p): Update.
10252 (assemble_start_function): Update.
10253 (assemble_end_function): Update.
10254 (default_section_type_flags): Update.
10255 (switch_to_section): Update.
10256 * integrate.c (set_decl_abstract_flags): Update.
10257 (get_hard_reg_initial_val): Update.
10258 (has_hard_reg_initial_val): Update.
10259 (allocate_initial_values): Update.
10260 * resource.c (init_resource_info): Update.
10261 * config/alpha/alpha.c (NUM_ARGS): Update.
10262 (direct_return): Update.
10263 (alpha_va_start): Update.
10264 (alpha_sa_size): Update.
10265 (alpha_initial_elimination_offset): Update.
10266 (alpha_expand_prologue): Update.
10267 (alpha_start_function): Update.
10268 (alpha_expand_epilogue): Update.
10269 (unicosmk_initial_elimination_offset):
10270 * config/alpha/alpha.md (call expander): Update.
10271 * config/s390/s390.c (s390_register_info): Update.
10272 (s390_register_info): Update.
10273 (s390_frame_info): Update.
10274 (s390_initial_elimination_offset): Update.
10275 (s390_build_builtin_va_list): Update.
10276 (s390_va_start): Update.
10277 * config/spu/spu.c (direct_return): Update.
10278 (spu_expand_prologue): Update.
10279 (spu_initial_elimination_offset): Update.
10280 (spu_build_builtin_va_list): Update.
10281 (spu_va_start): Update.
10282 * config/sparc/sparc.c (sparc_init_modes): Update.
10283 (sparc_compute_frame_size): Update.
10284 (function_value): Update.
10285 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
10286 * config/i386/i386.md (return expander): Update.
10287 * config/i386/i386.c (ix86_va_start): Update.
10288 (ix86_can_use_return_insn_p): Update.
10289 (ix86_compute_frame_layout): Update.
10290 (ix86_expand_epilogue): Update.
10291 * config/sh/sh.c (output_stack_adjust): Update.
10292 (calc_live_regs): Update.
10293 (sh_expand_prologue): Update.
10294 (sh_builtin_saveregs): Update.
10295 (sh_va_start): Update.
10296 (initial_elimination_offset): Update.
10297 (sh_allocate_initial_value): Update.
10298 (sh_function_ok_for_sibcall): Update.
10299 (sh_get_pr_initial_val): Update.
10300 * config/sh/sh.md (return expander): Update.
10301 * config/avr/avr.c (frame_pointer_required_p): UPdate.
10302 * config/crx/crx.c (crx_compute_frame): UPdate.
10303 (crx_initial_elimination_offset): UPdate.
10304 * config/xtensa/xtensa.c (compute_frame_size): Update
10305 (xtensa_builtin_saveregs): Update.
10306 (xtensa_va_start): Update.
10307 (order_regs_for_local_alloc): Update.
10308 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
10309 (xstormy16_expand_builtin_va_start): Update.
10310 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
10311 * config/m68hc11/m68hc11.md (return expanders): Update.
10312 * config/m68hc11/m68hc11.c (expand_prologue): Update.
10313 (expand_epilogue): Update.
10314 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
10315 (cris_simple_epilogue): Update.
10316 (cris_expand_prologue): Update.
10317 (cris_expand_epilogue): Update.
10318 * config/iq2000/iq2000.c (iq2000_va_start): Update.
10319 (compute_frame_size): Update.
10320 * config/mt/mt.c (mt_compute_frame_size): Update.
10321 * config/mn10300/mn10300.c (expand_prologue): Update.
10322 (expand_epilogue): Update.
10323 (initial_offset): Update.
10324 (mn10300_builtin_saveregs):
10325 * config/mn10300/mn10300.md (return expander): Update.
10326 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
10327 (ia64_initial_elimination_offset): Update.
10328 (ia64_initial_elimination_offset): Update.
10329 (ia64_expand_prologue): Update.
10330 * config/m68k/m68k.md (return expander): Update.
10331 * config/rs6000/rs6000.c (rs6000_va_start): Update.
10332 (rs6000_stack_info): Update.
10333 * config/mcore/mcore.c (layout_mcore_frame): Update.
10334 (mcore_expand_prolog): Update.
10335 * config/arc/arc.c (arc_compute_frame_size): Update.
10336 * config/score/score3.c (score3_compute_frame_size): Update.
10337 * config/score/score7.c (score7_compute_frame_size): Update.
10338 * config/arm/arm.c (use_return_insn): Update.
10339 (thumb_find_work_register): Update.
10340 (arm_compute_save_reg_mask): Update.
10341 (arm_output_function_prologue): Update.
10342 (arm_output_epilogue): Update.
10343 (arm_size_return_regs): Update.
10344 (arm_get_frame_offsets): Update.
10345 (arm_expand_prologue): Update.
10346 (thumb_exit): Update.
10347 (thumb_unexpanded_epilogue): Update.
10348 (thumb1_output_function_prologue): Update.
10349 * config/pa/pa.md (return expander): Update.
10350 * config/pa/pa.c (compute_frame_size): Update.
10351 (hppa_builtin_saveregs): Update.
10352 * config/mips/mips.c (mips_va_start): Update.
10353 (mips16_build_function_stub): Update.
10354 (mips_compute_frame_info): Update.
10355 (mips_restore_gp): Update.
10356 (mips_output_function_prologue): Update.
10357 (mips_expand_prologue): Update.
10358 * config/v850/v850.c (compute_frame_size): Update.
10359 (expand_prologue): * config/mmix/mmix.c (along): update.
10360 (mmix_initial_elimination_offset): update.
10361 (mmix_reorg): update.
10362 (mmix_use_simple_return): update.
10363 (mmix_expand_prologue): update.
10364 (mmix_expand_epilogue): Update.
10365 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
10366 (emit_link_insn): Update.
10368 2008-04-08 Anatoly Sokolov <aesok@post.ru>
10370 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
10371 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
10373 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
10376 2008-04-07 Jan Hubicka <jh@suse.cz>
10378 * function.h (rtl): Rename to x_rtl.
10379 (crtl): New define.
10380 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
10381 frame_offset, stack_check_probe_note, arg_pointer_save_area,
10382 used_temp_slots avail_temp_slots, temp_slot_level,
10383 nonlocal_goto_handler_labels): Update accesstors.
10384 (rtl): New global variable.
10385 (struct function): Move some fileds to rtl_data.
10386 (get_arg_pointer_save_area): Update prototype.
10387 * builtins.c (expand_builtin_setjmp_receiver): Update call of
10388 get_arg_pointer_save_area.
10389 * expr.c (init_expr): Update
10390 * function.c (get_frame_size): Update
10391 (assign_stack_local): Update
10392 (expand_function_end): Update.
10393 (get_art_pointer_save_area): Update
10395 * emit-rtl.c (rtl): Declare.
10396 (regno_reg_rtx): Declare.
10397 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
10399 (gen_reg_rtx): Update.
10400 * varasm.c (n_deferred_constatns): Update accestor.
10401 (init_varasm_status): Do not allocate varasm_status.
10402 (force_const_mem, get_pool_size, output_constant_pool): Update.
10403 * stmt.c (force_label_rtx): Do not use x_ prefixes.
10404 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
10405 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
10406 * sparc/sparc.h (INIT_EXPANDERS): Update.
10407 * ia64/ia64.h (INIT_EXPANDERS): Update.
10409 2008-04-07 James E. Wilson <wilson@tuliptree.org>
10411 * reload.c (push_secondary_reload): Add missing break to for loop.
10413 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
10415 PR middle-end/PR28690
10416 * rtlanal.c: Update copyright years.
10417 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
10418 as REG_POINTER and MEM_POINTER operands.
10419 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
10420 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
10421 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
10422 * gcse.c: Update copyright years.
10423 (pre_delete): Call gen_reg_rtx_and_attrs.
10424 (hoist_code): Likewise.
10425 (build_store_vectors): Likewise.
10426 (delete_store): Likewise.
10427 * loop-invariant.c (move_invariant_reg): Likewise.
10428 Update copyright years.
10430 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
10432 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
10433 control string instead of quoted.
10435 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
10437 * doc/rtl.texi: Rewrite of subreg section.
10439 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
10442 * config/i386/i386.c (legitimize_pic_address): Add treating
10443 of dllimport SYM_REF's.
10444 (legitimize_dllimport_symbol): Add prototype.
10446 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
10448 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
10449 reference in constructor with non self-referential type.
10451 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
10453 Removal of Return with Depressed Stack Pointer support
10454 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
10455 (ECF_SP_DEPRESSED): Likewise.
10456 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
10457 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
10458 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10459 (expand_call): Do not test ECF_SP_DEPRESSED.
10460 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10461 * function.c (keep_stack_depressed): Delete.
10462 (handle_epilogue_set): Likewise.
10463 (update_epilogue_consts): Likewise.
10464 (emit_equiv_load): Likewise.
10465 (thread_prologue_and_epilogue_insns): Remove support for Return with
10466 Depressed Stack Pointer.
10467 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10469 2008-04-06 Richard Guenther <rguenther@suse.de>
10471 PR tree-optimization/35400
10472 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
10473 information from SSA_NAMEs.
10475 2008-04-06 Anatoly Sokolov <aesok@post.ru>
10477 * config/avr/avr.h (avr_mega_p): Remove declaration.
10478 (AVR_MEGA): Remove macro.
10479 * config/avr/avr.c (avr_mega_p): Remove variable.
10480 (avr_override_options): Remove inicializion of avr_mega_p.
10481 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
10482 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
10483 (avr_jump_mode): (Ditto.).
10484 (avr_output_progmem_section_asm_op): (Ditto.).
10485 (avr_asm_init_sections): (Ditto.).
10486 (avr_asm_init_sections): (Ditto.).
10487 (avr_rtx_costs): (Ditto.).
10488 * config/avr/avr.md: (Ditto.).
10489 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
10492 2008-04-06 Richard Guenther <rguenther@suse.de>
10494 PR tree-optimization/35842
10495 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
10496 is_gimple_invariant_address.
10498 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10500 * gcc.c (default_compilers): Sync Fortran extensions list with
10501 that in fortran/lang-specs.h.
10502 * doc/invoke.texi: Likewise.
10503 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
10504 * dwarf2out.c (gen_compile_unit_die): Likewise.
10506 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
10508 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
10510 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
10513 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
10514 attribute is used for nested functions.
10516 2008-04-05 Jan Hubicka <jh@suse.cz>
10518 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
10520 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
10522 (dump_files): Update.
10523 (enable_rtl_dump_file): Do not accept letter argument.
10524 * tree-pass.h (dump_file_info): Remove letter argument.
10525 * toplev.c (decode_d_option): Update -da handling.
10526 * toplev.h (enable_rtl_dump_file): Update prototype.
10527 * passes.c (register_one_dump_file): Do not accept IPA argument; work
10528 it out based on pass type.
10529 (register_dump_files_1): Likewise.
10530 (init_optimization_passes): Update register_one_dump_file calls.
10531 (execute_one_pass): Sanity check that IPA passes are called at IPA
10532 level and RTL passes at RTL level.
10533 (execute_pass_list): IPA pass can not be after or subpass of
10535 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
10536 disallov RTL subpasses of IPA subpasses.
10538 2008-04-05 Ben Elliston <bje@au.ibm.com>
10540 * tree-cfg.c (need_fake_edge_p): Return false for calls to
10541 builtins that return exactly once and do not throw. Cache call to
10544 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
10546 PR rtl-optimization/34916
10547 PR middle-end/35519
10548 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
10549 between instruction pairs.
10551 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
10553 * doc/invoke.texi: Document -mbitops for SH.
10554 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
10555 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
10556 * config/sh/sh.c (print_operand): Add %t operand code.
10557 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
10558 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
10559 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
10560 (extendqihi2): Likewise.
10561 (movqi_i): Likewise.
10562 (insv): Use bset, bclr and bst instructions for SH2A if possible.
10563 (extv): Use bld instruction for SH2A if possible.
10565 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
10566 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
10567 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
10568 (bset.b, bclr.b): Define peepholes.
10569 * config/sh/sh.opt (mbitops): New option.
10571 2008-04-04 Janis Johnson <janis187@us.ibm.com>
10574 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
10575 and view convert expression.
10577 2008-04-04 Jakub Jelinek <jakub@redhat.com>
10580 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10582 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
10584 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
10586 * config/i386/cpuid.h (bit_AES): New.
10587 (bit_PCLMUL): Likewise.
10589 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
10590 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
10591 SSE2 if AES or PCLMUL is enabled.
10592 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
10593 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
10594 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
10595 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
10596 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
10597 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
10598 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
10599 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
10600 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
10601 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
10602 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
10603 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
10604 __builtin_ia32_aeskeygenassist128 and
10605 __builtin_ia32_pclmulqdq128.
10606 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
10607 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
10608 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
10610 * config/i386/i386.h (TARGET_AES): New.
10611 (TARGET_PCLMUL): Likewise.
10612 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
10614 * config/i386/i386.md (UNSPEC_AESENC): New.
10615 (UNSPEC_AESENCLAST): Likewise.
10616 (UNSPEC_AESDEC): Likewise.
10617 (UNSPEC_AESDECLAST): Likewise.
10618 (UNSPEC_AESIMC): Likewise.
10619 (UNSPEC_AESKEYGENASSIST): Likewise.
10620 (UNSPEC_PCLMUL): Likewise.
10622 * config/i386/i386.opt (maes): New.
10623 (mpclmul): Likewise.
10625 * config/i386/sse.md (aesenc): New pattern.
10626 (aesenclast): Likewise.
10627 (aesdec): Likewise.
10628 (aesdeclast): Likewise.
10629 (aesimc): Likewise.
10630 (aeskeygenassist): Likewise.
10631 (pclmulqdq): Likewise.
10633 * config/i386/wmmintrin.h: New.
10635 * doc/extend.texi: Document AES and PCLMUL built-in function.
10637 * doc/invoke.texi: Document -maes and -mpclmul.
10639 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
10641 * function.c (free_after_parsing): Replace with
10642 cxx_push_function_context from C++ front-end.
10643 (allocate_struct_function): Don't call langhook.
10644 * langhooks.h (struct lang_hooks_for_functions): Delete.
10645 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
10647 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
10648 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
10649 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
10650 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
10651 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
10652 remove LANG_HOOKS_FUNCTION_INITIALIZER.
10653 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
10655 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
10656 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
10658 2008-04-04 Jakub Jelinek <jakub@redhat.com>
10661 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
10664 2008-04-04 Richard Guenther <rguenther@suse.de>
10666 PR middle-end/35823
10667 * fold-const.c (optimize_minmax_comparison): Use the correct
10668 type for the constant in the simplified comparison.
10670 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
10672 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
10673 Pass L2 size as "--param l2-cache-size" to the compiler.
10674 (decode_l2_cache): New function to decode L2 cache parameters using
10675 0x8000006 extended cpuid function.
10676 (detect_caches_amd): Determine parameters of L2 cache using
10677 decode_l2_caches function.
10678 (decode_caches_intel): Decode L2 cache parameters.
10679 (detect_caches_intel): Determine L2 cache parameters using
10680 decode_caches_intel and decode_l2_caches functions.
10682 2008-04-03 Bob Wilson <bob.wilson@acm.org>
10684 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
10685 secondary input reload for subword loads from the constant pool.
10687 2008-04-03 Janis Johnson <janis187@us.ibm.com>
10690 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
10691 constants of the appropriate size for runtime calculations.
10694 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
10695 decimal-float literal constant zero.
10697 2008-04-03 Jakub Jelinek <jakub@redhat.com>
10700 * c-parser.c (c_parser_omp_atomic): Call
10701 default_function_array_conversion on the RHS.
10703 PR middle-end/35818
10704 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
10705 call is_variable_sized if decl has incomplete type.
10707 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
10709 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
10711 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
10713 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
10715 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
10716 (sgt<u>): Merge sgt and sgtu into new expander.
10717 (sgt, sgtu): Remove expanders.
10718 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
10719 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
10720 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
10721 *sgtu_<mode>_mips16 into new pattern.
10722 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
10723 (sge<u>): Merge sge and sgeu into new expander.
10724 (sge, sgeu): Remove expanders.
10725 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
10727 (*sge_<mode>, second *sge_<mode>): Remove patterns.
10728 (slt<u>): Merge slt and sltu into new expander.
10729 (slt, sltu): Remove expanders.
10730 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
10731 (*slt_<mode>, *sltu_<mode>): Remove patterns.
10732 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
10733 *sltu_<mode>_mips16 into new pattern.
10734 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
10735 (sle<u>): Merge sle and sleu into new expander.
10736 (sle, sleu): Remove expanders.
10737 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
10738 (*sle_<mode>, *sleu_<mode>): Remove patterns.
10739 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
10740 *sleu_<mode>_mips16 into new pattern.
10741 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
10743 2008-04-03 Jan Hubicka <jh@suse.cz>
10745 PR tree-optimization/35795
10746 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
10747 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10748 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10749 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10750 * score/score3.c (score3_output_mi_thunk): Likewise.
10751 * score/score7.c (score7_output_mi_thunk): Likewise.
10752 * mips/mips.c (mips_output_mi_thunk): Likewise.
10754 2008-04-03 Richard Guenther <rguenther@suse.de>
10756 * tree-vrp.c (extract_range_from_unary_expr): Handle all
10757 conversions. Simplify code.
10759 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
10761 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
10763 2008-04-03 Tom Tromey <tromey@redhat.com>
10764 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10766 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
10767 * config/bfin/t-bfin-linux (generated_files): Add
10768 linux-sysroot-suffix.h.
10769 * doc/install.texi (Prerequisites): Require make 3.80.
10770 * doc/sourcebuild.texi (Front End Directory): Document new
10772 * Makefile.in (generated_files): New variable.
10773 (ALL_HOST_OBJS): New variable.
10774 ($(ALL_HOST_OBJS)): New target.
10776 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
10778 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
10779 (remap_block): Call id->transform_lang_insert_block instead
10781 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
10782 Set id.transform_lang_insert_block to NULL.
10783 (clone_body): Move to cp/optimize.c
10784 * tree-inline.h (struct copy_body_data): Change
10785 transform_lang_insert_block to function pointer.
10786 (copy_generic_body, copy_decl_no_change): Export.
10787 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
10788 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
10789 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
10791 * c-tree.h (insert_block): Kill.
10792 * c-decl.c (insert_block): Kill.
10794 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
10796 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
10797 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
10798 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
10800 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
10801 argument, call {push,pop}_function_context from here.
10802 * c-parser.c: Use c_{push,pop}_function_context.
10804 * function.c (push_function_context_to): Move meat ...
10805 (push_function_context): ... here. Simplify.
10806 * function.c (pop_function_context_from): Move meat ...
10807 (pop_function_context): ... here. Simplify.
10808 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
10810 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
10811 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
10812 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
10813 * tree.h (push_function_context_to, pop_function_context_from): Remove.
10815 2008-04-03 Ben Elliston <bje@au.ibm.com>
10817 * expmed.c (extract_force_align_mem_bit_field): Remove.
10819 2008-04-03 Richard Guenther <rguenther@suse.de>
10821 PR middle-end/35800
10822 * expr.h (try_casesi): Adjust prototype.
10823 * expr.c (try_casesi): Take fallback label as extra parameter.
10824 Use that for gen_casesi if default_label is NULL.
10825 * stmt.c (expand_case): Pass fallback label to try_casesi,
10826 make sure to fill gaps with a fallback label if default_label
10829 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
10832 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
10834 2008-04-03 Ben Elliston <bje@au.ibm.com>
10836 * expmed.c (extract_split_bit_field): Remove if (0) code.
10837 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
10838 (do_ds_constraint): Likewise.
10840 2008-04-02 Joseph Myers <joseph@codesourcery.com>
10842 * doc/cppopts.texi (-dU): Document.
10843 * c-common.h (flag_dump_macros): Update comment.
10844 * c-opts.c (handle_OPT_d): Handle -dU.
10845 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
10846 dump_queued_macros, cb_used_define, cb_used_undef): New.
10847 (init_pp_output): Handle -dU.
10848 (cb_line_change): Call dump_queued_macros.
10849 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
10851 2008-04-02 Anatoly Sokolov <aesok@post.ru>
10853 * config/avr/predicates.md (io_address_operand): New predicate.
10854 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
10855 * config/avr/avr.c (avr_io_address_p): Remove function.
10856 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
10857 'avr_io_address_p' function.
10858 (out_movhi_r_mr): (Ditto.).
10859 (out_movqi_mr_r): (Ditto.).
10860 (out_movhi_mr_r): (Ditto.).
10861 (avr_address_cost): (Ditto.).
10863 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
10865 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
10866 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
10867 in 32bit mode when XMM registers are available to avoid store
10869 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
10870 corresponding post-reload splitters.
10872 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
10874 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
10875 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
10876 __builtin_ia32_roundss.
10877 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
10878 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
10879 __builtin_ia32_roundss.
10880 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
10881 IX86_BUILTIN_SHUFPD here.
10883 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
10885 * config/i386/i386.md (plogic): New.
10886 (plogicprefix): Likewise.
10888 * config/i386/mmx.md (mmx_<code><mode>3): New.
10889 (mmx_and<mode>3): Removed.
10890 (mmx_ior<mode>3): Likewise.
10891 (mmx_xor<mode>3): Likewise.
10893 * config/i386/sse.md (<code><mode>3): New.
10894 (*<code><mode>3): Likewise.
10895 (*<code><mode>3): Likewise.
10896 (<code><mode>3): Likewise.
10897 (*sse_<code><mode>3): Likewise.
10898 (*sse2_<code><mode>3): Likewise.
10899 (<code>tf3): Likewise.
10900 (*<code>tf3): Likewise.
10901 (and<mode>3): Likewise.
10902 (*and<mode>3): Likewise.
10903 (ior<mode>3): Removed.
10904 (*ior<mode>3): Likewise.
10905 (xor<mode>3): Likewise.
10906 (*xor<mode>3): Likewise.
10907 (*and<mode>3): Likewise.
10908 (*ior<mode>3): Likewise.
10909 (*xor<mode>3): Likewise.
10910 (and<mode>3): Likewise.
10911 (*sse_and<mode>3): Likewise.
10912 (*sse2_and<mode>3): Likewise.
10913 (andtf3): Likewise.
10914 (*andtf3): Likewise.
10915 (ior<mode>3): Likewise.
10916 (*sse_ior<mode>3): Likewise.
10917 (*sse2_ior<mode>3): Likewise.
10918 (iortf3): Likewise.
10919 (*iortf3): Likewise.
10920 (xor<mode>3): Likewise.
10921 (*sse_xor<mode>3): Likewise.
10922 (*sse2_xor<mode>3): Likewise.
10923 (xortf3): Likewise.
10924 (*xortf3): Likewise.
10926 2008-04-02 Richard Guenther <rguenther@suse.de>
10928 PR tree-optimization/14495
10929 PR tree-optimization/34793
10930 * tree-vrp.c (struct switch_update): New structure.
10931 (to_remove_edges, to_update_switch_stmts): New VECs.
10932 (simplify_switch_using_ranges): New function. Remove not taken
10933 case labels and edges.
10934 (simplify_stmt_using_ranges): Call it.
10935 (identify_jump_threads): Mark edges we have queued for removal
10936 so we don't thread them.
10937 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
10939 * tree-cfg.c (group_case_labels): Deal with missing default label.
10940 (tree_verify_flow_info): Allow missing default label.
10941 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
10942 (emit_case_nodes): Likewise.
10943 (expand_case): Do not rely on the default label to be present.
10944 * expr.c (try_casesi): Deal with NULL default_label.
10945 (do_tablejump): Likewise.
10947 2008-04-02 Richard Guenther <rguenther@suse.de>
10949 PR tree-optimization/14495
10950 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
10951 SWITCH_EXPR here ...
10952 (vrp_visit_switch_stmt): ... but here (new function).
10953 (find_case_label_index): New helper function.
10954 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
10956 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
10958 * fwprop.c: Fix ISO-C99ism.
10960 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
10963 * Makefile.in (objdir): Set it here.
10964 * configure.ac: Not here. Find dynamic linker characteristics.
10965 * exec-tool.in: Use them.
10966 * aclocal.m4: Regenerate.
10967 * configure: Regenerate.
10969 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
10971 * expr.c (expand_var): Delete it.
10972 * expr.h (expand_var): Delete prototype.
10973 * function.c (expand_function_start): Use expand_decl instead.
10974 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
10977 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
10979 PR rtl-optimization/35542
10980 * fwprop.c (forward_propagate_and_simplify): Replace
10981 loc_reg_mentioned_in_p with reg_mentioned_p.
10983 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
10985 PR rtl-optimization/35281
10986 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
10987 (propagate_rtx_1): Handle PR_HANDLE_MEM.
10988 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
10989 (varying_mem_p): Move above propagate_rtx.
10990 (all_uses_available_at): Do not check MEMs.
10992 2008-04-02 Rafael Espindola <espindola@google.com>
10994 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
10995 (register_edge_assert_for_2): Split the cond argument.
10996 (register_edge_assert_for_1): Adjust for the change in
10997 register_edge_assert_for_2.
10998 (register_edge_assert_for): Split the cond argument.
10999 (find_switch_asserts): Adjust for the change in
11000 register_edge_assert_for.
11002 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
11004 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
11005 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
11006 offsets for 64-bit mingw.
11007 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
11008 abi for x86_64-pc-mingw.
11010 2008-04-02 Richard Guenther <rguenther@suse.de>
11012 * tree-vrp.c (extract_range_from_assert): Make sure to not
11013 produce range min/max with TREE_OVERFOW set.
11014 If merging a anti-range and a range keep the anti-range if
11015 the range covers all values of the type.
11016 (register_edge_assert_for_2): Only allow sign-changing
11017 conversions in detecting canonical range checks. Also
11018 register an assert for the unsigned name if useful.
11020 PR tree-optimization/35787
11021 * tree-vrp.c (vrp_val_max): New function.
11022 (vrp_val_min): Likewise.
11023 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
11024 (vrp_val_is_min): Likewise.
11025 (supports_overflow_infinity): Use vrp_val_{min,max}.
11026 (negative_overflow_infinity): Likewise.
11027 (positive_overflow_infinity): Likewise.
11028 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
11029 (is_positive_overflow_infinity): Likewise.
11030 (is_overflow_infinity): Likewise.
11031 (avoid_overflow_infinity): Use vrp_val_{min,max} and
11032 vrp_val_is_{min,max}.
11033 (set_and_canonicalize_value_range): Canonicalize anti-ranges
11034 to ranges if possible. Avoid empty ranges.
11036 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11038 PR middle-end/35705
11039 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
11040 the expression is a function address.
11042 2008-04-01 George Helffrich <george@gcc.gnu.org>
11044 PR fortran/35154, fortran/23057
11045 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
11046 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
11047 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
11048 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
11050 (dbxout_syms): Check for COMMON-based symbol and wrap in
11051 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
11052 in bracket for efficiency.
11054 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
11055 using DW_TAG_common_block + member offset.
11056 (add_pubname_string): New function.
11057 (dw_expand_expr): New function to find block name and offset for
11059 (common_check): New function to check whether symbol in Fortran COMMON.
11060 (gen_variable_die): If COMMON, use DW_TAG_common_block.
11062 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
11065 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
11067 2008-04-02 Ben Elliston <bje@au.ibm.com>
11069 * config/v850/v850.md (casesi): Remove if (0) code.
11070 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
11071 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
11073 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
11075 * config/i386/i386.md (rex64suffix): New mode attribute.
11076 (floathi<mode>2): Disable expander for SSE math.
11077 (*floathi<mode>2_1): New insn insn_and_split pattern.
11078 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
11079 corresponding post-reload splitters.
11080 (*floathi<mode>2_i387): New macroized insn pattern.
11081 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
11082 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
11083 insn_and_split pattern.
11084 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
11085 New macroized instruction patterns and corresponding post-reload
11087 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
11088 and corresponding post-reload splitters.
11089 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
11090 New macroized instruction patterns.
11091 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
11092 macroized instruction patterns and corresponding post-reload splitters.
11093 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
11094 corresponding post-reload splitters.
11095 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
11096 New macroized instruction patterns.
11097 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
11098 corresponding post-reload splitters.
11099 (*floatsi<mode>2_i387): New macroized instruction patterns.
11101 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
11103 * config/i386/i386.md (smaxmin): New.
11104 (umaxmin): Likewise.
11105 (maxminiprefix): Likewise.
11106 (maxminfprefix): Likewise.
11107 (<code><mode>3): Likewise.
11108 (smin<mode>3): Removed.
11109 (smax<mode>3): Likewise.
11111 * config/i386/mmx.md (mmx_<code>v2sf3): New.
11112 (mmx_<code>v4hi3): Likewise.
11113 (mmx_<code>v8qi3): Likewise.
11114 (mmx_smaxv2sf3): Removed.
11115 (mmx_sminv2sf3): Likewise.
11116 (mmx_umaxv8qi3): Likewise.
11117 (mmx_smaxv4hi3): Likewise.
11118 (mmx_uminv8qi3): Likewise.
11119 (mmx_sminv4hi3): Likewise.
11121 * config/i386/sse.md (<addsub><mode>3): New.
11122 (*<addsub><mode>3): Likewise.
11123 (<sse>_vm<addsub><mode>3): Likewise.
11124 (<maxmin><mode>3): Likewise.
11125 (*<maxmin><mode>3_finite): Likewise.
11126 (*<maxmin><mode>3): Likewise.
11127 (<sse>_vm<maxmin><mode>3): Likewise.
11128 (sse3_h<addsub>v4sf3): Likewise.
11129 (sse3_h<addsub>v2df3): Likewise.
11130 (<maxmin>v16qi3): Likewise.
11131 (*<maxmin>v16qi3): Likewise.
11132 (<maxmin>v8hi3): Likewise.
11133 (*<maxmin>v8hi3): Likewise.
11134 (*sse4_1_<maxmin><mode>3): Likewise.
11135 (*sse4_1_<maxmin><mode>3): Likewise.
11136 (add<mode>3): Removed.
11137 (*add<mode>3): Likewise.
11138 (<sse>_vmadd<mode>3): Likewise.
11139 (sub<mode>3): Likewise.
11140 (*sub<mode>3): Likewise.
11141 (<sse>_vmsub<mode>3): Likewise.
11142 (smin<mode>3): Likewise.
11143 (*smin<mode>3_finite): Likewise.
11144 (*smin<mode>3): Likewise.
11145 (<sse>_vmsmin<mode>3): Likewise.
11146 (smax<mode>3): Likewise.
11147 (*smax<mode>3_finite): Likewise.
11148 (*smax<mode>3): Likewise.
11149 (<sse>_vmsmax<mode>3): Likewise.
11150 (sse3_haddv4sf3): Likewise.
11151 (sse3_haddv2df3): Likewise.
11152 (sse3_hsubv4sf3): Likewise.
11153 (sse3_hsubv2df3): Likewise.
11154 (umaxv16qi3): Likewise.
11155 (*umaxv16qi3): Likewise.
11156 (smaxv8hi3): Likewise.
11157 (*smaxv8hi3): Likewise.
11158 (*sse4_1_smax<mode>3): Likewise.
11159 (*sse4_1_umax<mode>3): Likewise.
11160 (uminv16qi3): Likewise.
11161 (*uminv16qi3): Likewise.
11162 (sminv8hi3): Likewise.
11163 (*sminv8hi3): Likewise.
11164 (*sse4_1_smin<mode>3): Likewise.
11165 (*sse4_1_umin<mode>3): Likewise.
11167 2008-04-01 Rafael Espindola <espindola@google.com>
11169 * tree-cfg.c (verify_expr): remove in_phi.
11170 (verify_stmt): Don't call walk_tree with verify_expr. Use
11171 is_gimple_min_invariant instead of is_gimple_val.
11173 2008-04-01 Joseph Myers <joseph@codesourcery.com>
11175 * doc/include/gpl_v3.texi: Update for manpage generation.
11176 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
11178 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
11179 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
11180 gpl_v3.texi instead of gpl.texi.
11183 2008-04-01 Jakub Jelinek <jakub@redhat.com>
11186 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
11188 2008-04-01 Rafael Espindola <espindola@google.com>
11190 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
11191 (extract_code_and_val_from_cond): Use
11192 extract_code_and_val_from_cond_with_ops.
11194 2008-04-01 Jan Hubicka <jh@suse.cz>
11196 * function.c (free_after_compilation): Free epilogue_delay_list.
11197 (prepare_function_start): Assert that previous compilation was freed.
11199 2008-04-01 Jan Hubicka <jh@suse.cz>
11200 Jim Wilson <wilson@tuliptree.org>
11201 Andreas Tobler <andreast@gcc.gnu.org>
11203 PR middle-end/35781
11204 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
11205 rtl.emit instead cfun->emit.
11206 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
11207 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
11209 2008-04-01 Ben Elliston <bje@au.ibm.com>
11211 * doc/c-tree.texi (Function Basics): Fix grammatical error.
11213 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
11215 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
11217 (fprofile-use): Add var flag_profile_use
11218 * coverage.c (coverage_begin_output): Do not open a gcno file for
11219 output only if -ftest-coverage is set.
11220 Do not add getpwd() to gcda file path.
11221 (build_gcov_info): Check the new flag
11222 flag_profile_datafile_relative_path.
11223 (coverage_init): Use profile_data_prefix.
11224 Read profile counter only if flag_profile_use is set.
11225 * opts.c (common_handle_option): New option fprofile-use=,
11226 fprofile-dir=, fprofile-generate=.
11227 * toplev.c (profile_data_prefix): New variable definition.
11228 * toplev.h (profile_data_prefix): New declaration.
11229 * doc/invoke.tex (Option Summary, Optimization Options):
11232 2008-03-31 James E. Wilson <wilson@tuliptree.org>
11234 * varasm.c (output_constant_pool_1): In LABEL_REF check,
11235 use tmp consistently.
11238 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
11239 * config/ia64/ia64.c (rtx_needs_barrier): Handle
11240 UNSPEC_FR_RECIP_APPROX_RES.
11241 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
11243 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
11246 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
11248 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
11250 PR middle-end/30186
11251 * fold-const.c (fold_indirect_ref_1): Support accessing non first
11252 element of the vector via a pointer.
11254 2008-03-31 Ian Lance Taylor <iant@google.com>
11256 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
11258 2008-03-31 Jan Hubicka <jh@suse.cz>
11260 * builtins.c (expand_builtin_setjmp_receiver): Update call of
11261 get_arg_pointer_save_area.
11262 * expr.c (init_expr): Just clear out rtl.expr.
11263 * function.c (free_after_compilation): Clear out whole RTL structure.
11264 (get_func_frame_size): Merge into ...
11265 (get_frame_size): ... this one.
11266 (assign_stack_local_1): Merge into ...
11267 (assign_stack_local): ... this one.
11268 (expand_function_end): Update call of get_arg_pointer_save_area.
11269 (get_art_pointer_save_area): Remove cfun argument.
11270 * function.h (emit_status): regno_pointer_align does not need length
11271 attribute. Move x_regno_reg_rtx to ...
11272 (regno_reg_rtx): ... new global array.
11273 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
11274 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
11275 apply_args_value, forced_labels, stack_pointer_delta):
11277 (struct varasm_status): Move here from varasm.c
11278 (struct rtl_data): New. Move here some fields from struct function.
11279 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
11280 frame_offset, stack_check_probe_note, arg_pointer_save_area,
11281 used_temp_slots avail_temp_slots, temp_slot_level,
11282 nonlocal_goto_handler_labels): Update accesstors.
11283 (rtl): New global variable.
11284 (struct function): Move some fileds to rtl_data.
11285 (get_arg_pointer_save_area): Update prototype.
11286 * emit-rtl.c (rtl): Declare.
11287 (regno_reg_rtx): Declare.
11288 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
11290 (gen_reg_rtx): Update.
11291 (init_virtual_regs): Do not tate emit_status argument.
11292 (init_emit): Do not allocate emit.
11293 * varasm.c (varasm_statuc): Move to function.h.
11294 (n_deferred_constatns): Update accestor.
11295 (init_varasm_status): Do not allocate varasm_status.
11296 (force_const_mem, get_pool_size, output_constant_pool): Update.
11297 * stmt.c (force_label_rtx): Do not use x_ prefixes.
11298 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
11300 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
11302 PR rtl-optimization/35729
11303 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
11306 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
11309 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
11310 load/store if memory is unaligned.
11311 (*movti_rex64): Likewise.
11313 * config/i386/predicates.md (misaligned_operand): New.
11315 2008-03-31 Andrew Pinski <pinskia@gmail.com>
11318 * tree-ssa-phiopt.c (conditional_replacement): Return early for
11321 2008-03-31 Jan Beulich <jbeulich@novell.com>
11323 * config/ia64/constraints.md: Add 'j' constraint.
11324 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
11325 (movdi_internal): Likewise.
11327 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
11330 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
11332 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
11335 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
11336 proper error message for the third argument on blendpd and
11339 * config/i386/sse.md (blendbits): New.
11340 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
11342 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
11344 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
11346 2008-03-30 Richard Guenther <rguenther@suse.de>
11348 PR middle-end/31023
11349 * fold-const.c (fold_sign_changed_comparison): Do leave
11350 conversions to base-types alone.
11352 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11354 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
11355 the link register if one altivec register is be saved.
11357 2008-03-30 Ben Elliston <bje@au.ibm.com>
11359 * final.c (final_scan_insn): Remove if (0) code.
11361 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
11363 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
11365 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
11367 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
11368 of V4SFmode to ix86_binary_operator_ok.
11370 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
11372 * config/i386/i386.c (override_options): Initialize
11373 ix86_veclib_handler to ix86_veclibabi_svml when
11374 -mveclibabi=svml is used.
11375 (ix86_veclibabi_svml): New function for SVML ABI style
11376 vectorization support.
11377 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
11379 2008-03-28 Rafael Espindola <espindola@google.com>
11381 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
11382 (tree_binary_nonnegative_warnv_p): Make it public.
11383 (tree_single_nonnegative_warnv_p): Make it public.
11384 (tree_invalid_nonnegative_warnv_p): Make it public.
11385 (tree_unary_nonzero_warnv_p): Make it public.
11386 (tree_binary_nonzero_warnv_p): Make it public
11387 (tree_single_nonzero_warnv_p): Make it public.
11388 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
11389 (extract_range_from_binary_expr): Split the expr argument.
11390 (extract_range_from_unary_expr): Split the expr argument.
11391 (extract_range_from_comparison): Split the expr argument.
11392 (extract_range_from_expr): Use the new aux functions.
11393 (vrp_evaluate_conditional_warnv): Use
11394 vrp_evaluate_conditional_warnv_with_ops.
11395 * tree.h (tree_unary_nonzero_warnv_p): Declare.
11396 (tree_binary_nonzero_warnv_p): Declare.
11397 (tree_single_nonzero_warnv_p): Declare.
11398 (tree_expr_nonzero_warnv_p): Declare.
11399 (tree_unary_nonnegative_warnv_p): Declare.
11400 (tree_binary_nonnegative_warnv_p): Declare.
11401 (tree_single_nonnegative_warnv_p): Declare.
11402 (tree_invalid_nonnegative_warnv_p): Declare.
11404 2008-03-28 Richard Guenther <rguenther@suse.de>
11406 PR tree-optimization/30317
11407 PR tree-optimization/30911
11408 PR tree-optimization/34793
11409 * tree-vrp.c (set_and_canonicalize_value_range): New function.
11410 (struct assert_locus_d): New member EXPR.
11411 (register_new_assert_for): Add EXPR parameter to support
11412 ASSERT_EXPR <name, expr OP limit>.
11413 (register_edge_assert_for_1): Adjust callers.
11414 (find_assert_locations): Likewise.
11415 (process_assert_insertions_for): Build condition from expression.
11416 (extract_range_from_assert): Handle ASSERT_EXPRs
11417 of the form ASSERT_EXPR <name, expr OP limit>.
11418 (register_edge_assert_for_2): New helper registering
11419 asserts for comparisons. Recognize range tests of the form
11420 (unsigned)i - CST1 OP CST2.
11421 (register_edge_assert_for_1): Use it.
11422 (register_edge_assert_for): Likewise.
11423 (needs_overflow_infinity): Integer sub-types
11424 do not need overflow infinities.
11425 (vrp_val_is_max): The extreme values of integer sub-types
11426 are those of the base type.
11427 (vrp_val_is_min): Likewise.
11428 * tree.def (ASSERT_EXPR): Document extra allowed conditional
11431 2008-03-28 Nick Clifton <nickc@redhat.com>
11434 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11435 Return GENERAL_REGS for stack adjustment reloads.
11437 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11440 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
11441 const_vector when all the vectors are constant.
11443 2008-03-27 Bob Wilson <bob.wilson@acm.org>
11445 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
11447 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
11448 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
11450 (s<code>_sf): Use new scc_sf attribute for opcode names.
11452 2008-03-27 Tom Tromey <tromey@redhat.com>
11454 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
11455 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
11456 config/spu/t-spu-elf, config/i386/t-interix,
11457 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
11458 config/i386/x-darwin, config/i386/x-mingw32,
11459 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
11460 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
11461 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
11462 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
11463 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
11464 config/rs6000/x-darwin, config/rs6000/t-rs6000,
11465 config/score/t-score-elf, config/arm/t-strongarm-pe,
11466 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
11467 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
11468 Revert automatic dependency patch.
11470 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
11473 * config/i386/i386.c (ix86_function_arg_boundary): Align
11474 decimal floating point to its natural boundary.
11476 2008-03-27 Richard Guenther <rguenther@suse.de>
11478 PR middle-end/35716
11479 * fold-const.c (fold_comparison): Restrict distinct decl
11480 comparison folding to VAR_DECLs and PARM_DECLs. Do not
11481 solely rely on operand_equal_p.
11483 2008-03-27 Richard Guenther <rguenther@suse.de>
11486 * c-common.c (handle_weak_attribute): Reject combination of
11489 2008-03-27 Richard Guenther <rguenther@suse.de>
11491 PR tree-optimization/32810
11492 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
11493 conversions from DECL_INITIAL.
11494 (fold_const_aggregate_ref): Likewise from constructor elements.
11496 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
11498 * tree-affine.h (aff_combination_expand): Declare.
11499 (get_inner_reference_aff): Likewise.
11500 * tree-affine.c (aff_combination_expand): Split out from
11501 tree_to_aff_combination_expand.
11502 (get_inner_reference_aff): New function.
11503 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
11504 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
11505 (struct lim_aux_data): sm_done field removed.
11506 (mem_ref_loc_p, mem_ref_locs_p): New types.
11507 (struct mem_ref): Added id, stored, accesses_in_loop,
11508 indep_loop, dep_loop, indep_ref, dep_ref fields.
11509 Removed is_stored, locs and next fields.
11510 (memory_accesses): New variable.
11511 (movement_possibility): Do not allow moving statements
11512 that store to memory.
11513 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
11515 (determine_max_movement): For statements with memory references,
11516 find the outermost loop in that the reference is independent.
11517 (move_computations_stmt): Mark the virtual operands for renaming.
11518 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
11519 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
11520 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
11521 add_vop_ref_mapping, create_vop_ref_mapping_loop,
11522 create_vop_ref_mapping, analyze_memory_references,
11523 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
11524 get_all_locs_in_loop, ref_always_accessed_p,
11525 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
11526 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
11527 store_motion_loop, store_motion): New functions.
11528 (struct vop_to_refs_elt): New type.
11529 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
11530 memref_hash, memref_eq, hoist_memory_references): Rewritten.
11531 (schedule_sm): Replaced by...
11532 (execute_sm): ... this.
11533 (determine_lsm_ref, hoist_memory_references,
11534 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
11535 find_more_ref_vops, free_mem_ref, free_mem_refs,
11536 determine_lsm_loop, determine_lsm): Removed.
11537 (tree_ssa_lim_finalize): Free data structures used by store motion.
11538 (tree_ssa_lim): Call analyze_memory_references. Use
11539 store_motion instead of determine_lsm.
11541 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
11543 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
11544 rename tmake_file to m68hc11/t-m68hc11.
11545 (mcore): Set inhibit_libc to true.
11546 * config.host (alpha*-dec-*vms*): Set extra_programs.
11547 (interix3*): Don't use host_xmake_file.
11548 * configure.ac: Let config.gcc override inhibit_libc.
11549 * configure: Regenerate.
11551 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
11552 * config/t-openbsd-thread: Remove commented out lines.
11554 * config/x-interix: Remove.
11556 * config/m68hc11/t-m68hc11-gas: Rename to...
11557 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
11559 * config/mcore/t-mcore: Remove T_CFLAGS.
11560 * config/mcore/t-mcore-pe: Likewise.
11562 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
11564 * configure.ac: Replace custom __GNU_SOURCE test with
11565 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
11566 * aclocal.m4: Regenerate.
11567 * configure: Regenerate.
11568 * config.in: Regenerate.
11570 2008-03-27 Richard Guenther <rguenther@suse.de>
11572 * fold-const.c (target.h): Include.
11573 (fold_comparison): Fold comparison of addresses of decls
11574 that bind locally or of constants. Consolidate address folding code.
11575 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
11576 results from fold_binary_to_constant.
11577 (compare_values_warnv): Likewise.
11579 2008-03-27 Andrew Pinski <pinskia@gmail.com>
11581 PR middle-end/35429
11582 * fold-const.c (fold_truthop): Check for integeral types when folding
11583 a == 0 && b == 0 and a != 0 || b != 0 .
11585 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
11587 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
11589 2008-03-26 Andreas Schwab <schwab@suse.de>
11591 * doc/invoke.texi: Fix use of @item vs. @itemx.
11593 2008-03-26 Tom Tromey <tromey@redhat.com>
11595 * Makefile.in (build/gensupport.o, build/print-rtl.o,
11596 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
11597 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
11598 build/gencodes.o, build/genconditions.o, build/genconfig.o,
11599 build/genconstants.o, build/genemit.o, build/genextract.o,
11600 build/genflags.o, build/genmddeps.o, build/genopinit.o,
11601 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
11604 2008-03-26 Richard Guenther <rguenther@suse.de>
11607 2008-03-26 Richard Guenther <rguenther@suse.de>
11609 * fold-const.c (target.h): Include.
11610 (fold_comparison): Fold comparison of addresses of two decls
11611 that bind locally. Consolidate address folding code.
11613 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11615 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
11616 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
11617 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
11618 dconstsqrt2, dconstthird, dconste and/or dconst10.
11619 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
11620 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
11621 dconstsqrt2, dconste): Delete.
11622 (init_emit_once): Likewise. Simplify initializing dconstm1.
11624 * real.c (get_real_const): New.
11625 * real.h (dconst3, dconst10, dconstm2, dconstthird,
11626 dconstsqrt2, dconste): Delete.
11627 (real_value_const, get_real_const): New.
11629 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
11631 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
11633 * config/i386/i386.c (ix86_function_arg_boundary): Check
11634 BIGGEST_ALIGNMENT instead of 128.
11635 (setup_incoming_varargs_64): Likewise.
11637 2008-03-26 Tom Tromey <tromey@redhat.com>
11639 * Makefile.in (DEPFILES): Add missing '/'.
11641 2008-03-26 Richard Guenther <rguenther@suse.de>
11643 * fold-const.c (target.h): Include.
11644 (fold_comparison): Fold comparison of addresses of two decls
11645 that bind locally. Consolidate address folding code.
11647 2008-03-26 Nick Clifton <nickc@redhat.com>
11650 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
11651 not allow INT+INT as a legitimate addressing mode.
11653 2008-03-26 Richard Guenther <rguenther@suse.de>
11655 * tree-flow.h (widen_bitfield): Remove declaration.
11656 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
11657 (widen_bitfield): Remove function.
11658 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
11661 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11664 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
11667 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
11669 PR rtl-optimization/35232
11670 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
11671 (forget_old_reloads_1, forget_marked_reloads): Don't clear
11672 reg_reloaded_call_part_clobbered here.
11673 (reload_regs_reach_end_p): New function.
11674 (reload_reg_rtx_for_input): New variable.
11675 (reload_reg_rtx_for_output): Likewise.
11676 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
11677 when reassigning a pseudo register. Load reloadreg from
11678 reload_reg_rtx_for_input, moving the mode and register
11680 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
11681 instead of the original when deciding whether an input reload
11682 would be a no-op or whether an output reload can be deleted.
11683 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
11684 when setting up new_spill_reg_store. Load it from
11685 reload_reg_rtx_for_output, moving the mode and register
11687 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
11688 instead of the original when deciding whether an output reload
11689 would be a no-op. Do the same when modifying insn notes.
11690 Use rtx_equal_p instead of == to compare the registers.
11691 (inherit_piecemeal_p): Take a mode and two register numbers
11693 (emit_reload_insns): Clear new_spill_reg_store for every hard
11694 register in the reload register. Remove spill registers
11695 from reg_reloaded_valid before considering whether to record
11696 inheritance information for them. Use reload_reg_rtx_for_output
11697 instead of reg_rtx when recording output reloads. Use
11698 reload_reg_rtx_for_input instead of reg_rtx when recording
11699 input reloads. Set or clear reg_reloaded_call_part_clobbered
11700 at the same time as setting reg_reloaded_valid.
11701 (delete_output_reload): Add a new_reload_reg parameter and use it
11702 instead of rld[j].reg_rtx.
11703 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
11706 2008-03-25 Tom Tromey <tromey@redhat.com>
11708 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
11709 (build/genattr.o): Likewise.
11710 (build/genattrtab.o): Likewise.
11711 (build/gencodes.o): Likewise.
11712 (build/genconfig.o): Likewise.
11713 (build/genconstants.o): Likewise.
11714 (build/genemit.o): Likewise.
11715 (build/genextract.o): Likewise.
11716 (build/genflags.o): Likewise.
11718 2008-03-25 Bob Wilson <bob.wilson@acm.org>
11720 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
11721 instead of size_int for integer types.
11722 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
11723 to match type of MINUS_EXPR.
11725 2008-03-25 Tom Tromey <tromey@redhat.com>
11727 * configure: Rebuilt.
11728 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
11731 2008-03-25 Tom Tromey <tromey@redhat.com>
11733 * config/x-solaris (host-solaris.o): Update.
11734 * config/x-linux (host-linux.o): Update.
11735 * config/x-hpux (host-hpux.o): Update.
11736 * config/x-darwin (host-darwin.o): Update.
11737 * config/v850/t-v850e (v850-c.o): Update.
11738 * config/v850/t-v850 (v850-c.o): Update.
11739 * config/t-vxworks (vxworks.o): Update.
11740 * config/t-sol2 (sol2-c.o, sol2.o): Update.
11741 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
11742 * config/spu/t-spu-elf (spu-c.o): Update.
11744 * config/sh/t-symbian (sh-c.o): Update.
11745 (symbian.o): Update.
11746 * config/sh/t-sh (sh-c.o): Update.
11747 * config/score/t-score-elf (score7.o, score3.o): Update.
11748 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
11749 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
11750 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
11751 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
11752 (rs6000.o): Remove.
11753 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
11754 * config/m32c/t-m32c (m32c-pragma.o): Update.
11755 * config/ia64/t-ia64 (ia64-c.o): Update.
11756 * config/i386/x-mingw32 (host-mingw32.o): Update.
11757 * config/i386/x-i386 (driver-i386.o): Update.
11758 * config/i386/x-darwin (host-i386-darwin.o): Update.
11759 * config/i386/x-cygwin (host-cygwin.o): Update.
11760 * config/i386/t-nwld (nwld.o): Update.
11761 * config/i386/t-netware (netware.o): Update.
11762 * config/i386/t-interix (winnt.o): Update.
11763 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
11764 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
11765 msformat-c.o): Update.
11766 * config/bfin/t-bfin-linux (generated_files): Add
11767 linux-sysroot-suffix.h.
11768 * config/arm/t-wince-pe (pe.o): Update.
11769 * config/arm/t-strongarm-pe (pe.o): Update.
11770 * config/arm/t-pe (pe.o): Update.
11771 * config/arm/t-arm (arm-c.o): Update.
11772 * doc/install.texi (Prerequisites): Require make 3.80.
11773 * Makefile.in: Remove .o targets.
11774 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
11775 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
11776 (simple_generated_h, simple_generated_c): Move earlier.
11777 (generated_files): New variable.
11778 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
11779 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
11780 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
11781 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
11782 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
11783 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
11784 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
11785 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
11786 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
11787 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
11788 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
11789 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
11791 (COMPILE.base, COMPILE): New variables.
11792 (%.o): New pattern rule.
11793 (ALL_HOST_OBJS): New variable.
11794 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
11795 (dummy-checksum.o, cc1-checksum.o): Remove.
11796 (DRIVER_SHLIB): New variable.
11797 (DRIVER_DEFINES): Use it.
11798 (gencondmd.c): Move out of build/.
11799 (s-conditions): Update.
11800 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
11801 (ALL_BUILD_OBJS): Likewise.
11802 (build/%.o): Use BUILDCOMPILE.
11803 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
11804 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
11805 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
11806 build/gencheck.o, build/gencodes.o, build/genconditions.o,
11807 build/genconfig.o, build/genconstants.o, build/genemit.o,
11808 build/genextract.o, build/genflags.o, build/genmddeps.o,
11809 build/genopinit.o, build/genoutput.o, build/genpeep.o,
11810 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
11811 build/gen-protos.o, build/scan.o, build/fix-header.o,
11812 build/scan-decls.o): Simplify.
11813 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
11814 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
11815 prefix.o, toplev.o): Reduce to variable setting.
11816 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
11817 ($(out_object_file), gcc-options.o): New targets.
11818 ($(ALL_HOST_OBJS)): New target. Include dependency files.
11819 * configure: Rebuilt.
11820 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
11821 * doc/sourcebuild.texi (Front End Directory): Document new variable.
11823 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
11825 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
11826 complain when we hit an error, return ERROR_MARK_NODE.
11828 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
11830 * config/sh/constraints.md (Pso, Psz): New constraints.
11831 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
11832 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
11834 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
11836 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
11837 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
11839 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
11841 * config/sh/sh.md (prefetch): Add condition for SH2A target.
11842 (prefetch_sh2a): New.
11844 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
11845 Naveen.H.S <naveen.hs@kpitcummins.com>
11847 * config/sh/constraints.md (I28): New constraint.
11848 * config/sh/sh.c (broken_move): Add support for movi20s.
11849 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
11851 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
11852 Jayant Sonar <Jayant.sonar@kpitcummins.com>
11853 Naveen.H.S <naveen.hs@kpitcummins.com>
11855 * config/sh/sh.c (SH_ATTRIBUTES): Define.
11856 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
11857 (print_operand): Handle resbank in %@ operand code.
11858 (sh_encode_section_info): New.
11859 (push_regs): Add conditions for resbank.
11860 (sh_expand_epilogue): Likewise.
11861 (sh_insert_attributes): Likewise.
11862 (sh_attribute_table): Likewise.
11863 (sh_handle_resbank_handler_attribute): New.
11864 (sh2a_handle_function_vector_handler_attribute): New.
11865 (sh2a_is_function_vector_call): New.
11866 (sh2a_get_function_vector_number): New.
11867 (sh2a_function_vector_p): New.
11868 (sh_cfun_resbank_handler_p): New.
11869 * config/sh/sh.md (calli): Emit jsr/n if possible.
11870 (calli_tbr_rel): New.
11871 (calli_pcrel): Emit jsr/n if possible.
11872 (return_i): Emit rts/n if possible.
11873 (call_valuei_tbr_rel): New.
11874 (call_valuei_pcrel): Add condition for SH2A target.
11875 (call_value): Likewise.
11876 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
11877 (sh2a_get_function_vector_number): Likewise.
11878 (sh2a_is_function_vector_call): Likewise.
11879 * doc/extend.texi: Document TBR relative addressing of SH2A.
11880 (resbank): Add description for SH2A.
11882 2008-03-24 Richard Guenther <rguenther@suse.de>
11885 * gimplify.c (gimplify_modify_expr): For frontend type-correct
11886 pointer assignments change conversions according to middle-end rules.
11887 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
11888 * configure.ac: Include type checking in yes.
11889 * configure: Regenerate.
11891 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11893 * diagnostic.c (diagnostic_count_diagnostic): Delete.
11894 (diagnostic_report_diagnostic): Update. Handle ICEs here.
11896 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
11898 * gthr-vxworks.h (UNUSED): Define.
11900 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
11902 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
11904 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
11906 * doc/extend.texi (Function Attributes): Add missing comma in the
11907 example of the "alloc_size" attribute.
11909 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
11912 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
11914 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11917 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
11920 * stor-layout.c (update_alignment_for_field): Set minimum alignment
11921 of the underlying type of a MS bitfield layout to the natural
11922 alignment of the type.
11924 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
11926 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
11927 to their natural alignment to avoid store forwarding stalls.
11929 2008-03-22 Richard Guenther <rguenther@suse.de>
11931 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
11932 For PHI nodes verify the address is invariant.
11933 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
11934 (get_symbol_constant_value): Use is_gimple_min_invariant.
11935 (maybe_fold_stmt_indirect): Likewise.
11937 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
11939 PR rtl-optimization/33927
11940 * Makefile.in (dse.o): Depend on $(TM_P_H).
11941 * expr.h (extract_low_bits): Declare.
11942 * expmed.c (extract_low_bits): New function.
11943 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
11944 * dse.c: Include tm_p.h.
11945 (find_shift_sequence): Remove the read_reg argument and return the
11946 read value. Emit the instructions instead of returning them.
11947 Iterate on new_mode rather than calculating it each time.
11948 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
11949 source to NEW_MODE and extract_low_bits to convert the shifted
11950 value to READ_MODE.
11951 (replace_read): Allow the load and store to have different mode
11952 classes. Use extract_low_bits when SHIFT == 0. Create the shift
11953 or extraction instructions before trying the replacement. Update
11954 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
11956 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
11958 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
11959 to their natural alignment to avoid store forwarding stalls.
11961 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11964 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
11965 encouraging but not allowing gprs for input;
11966 change the input constraint to !f#r.
11967 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
11969 change the output constraint to !f#r.
11971 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
11974 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
11975 corresponding post-reload splitters.
11976 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
11977 when x87 FP math is selected.
11978 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
11979 New function prototype.
11980 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
11981 unreachable function to ease macroization of insn patterns.
11983 2008-03-21 Martin Jambor <mjambor@suse.cz>
11985 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
11986 reference dumps if ddr is NULL or dependence is unknown.
11988 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
11990 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
11991 unsigned extension into account.
11992 (ATOMIC_COMPARE_AND_SWAP): Likewise.
11993 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
11994 Do computations on a scratch register.
11996 2008-03-21 Richard Guenther <rguenther@suse.de>
11998 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
11999 Use is_gimple_min_invariant instead of TREE_INVARIANT.
12000 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
12001 * tree-ssa-dom.c (record_equality): Likewise.
12002 * tree-inline.c (copy_body_r): Likewise.
12003 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
12006 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
12008 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
12009 as 'delete_unused' argument.
12011 2008-03-20 Richard Guenther <rguenther@suse.de>
12013 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
12014 special casing of constant qualifiers.
12015 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
12016 care about them in general.
12017 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
12018 regardless of their type.
12019 (fold_stmt_r): Forcefully fold *& if we end up with that.
12021 2008-03-20 Paul Brook <paul@codesourcery.com>
12023 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
12024 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
12026 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
12028 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
12029 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
12031 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
12033 * common.opt (Wmudflap): New option.
12034 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
12035 (mx_register_decls): Likewise.
12036 (mudflap_finish_file): Likewise.
12037 * doc/invoke.texi: Document -Wno-mudflap.
12039 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
12041 * c-format.c (replace_format_name_to_system_name): New.
12042 (cmp_attribs): New.
12043 (convert_format_name_to_system_name): New.
12044 (decode_format_attr): Add use of convert_format_name_to_system_name.
12045 (format_types_orig): Add gnu_ prefix to names.
12046 (check_format_info_main): Special treating of \0 escaped names for
12047 supporting multi-character format specifiers as I32, I64.
12048 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
12049 (gnu_target_overrides_format_attributes): New.
12050 * c-format.h: Add structure target_ovr_attr to hold
12051 system specific formatter names.
12052 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
12053 msformat-c.o file to c_target_objs and cxx_target_objs.
12054 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
12055 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
12056 (TARGET_N_FORMAT_TYPES): New.
12057 * config/i386/msformat-c.c: New.
12058 * config/i386/t-cygming: Add build rule for msformat-c.o.
12059 * doc/extend.texi: Add new format names gnu_* and ms_* and
12061 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
12063 2008-03-20 Ira Rosen <irar@il.ibm.com>
12065 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
12066 optimizations turned on under -O3.
12067 (ftree-vectorize): Add that the flag is turned on with -O3.
12069 2008-03-20 Ben Elliston <bje@au.ibm.com>
12071 * regmove.c (try_auto_increment): Fix spelling error in comment.
12072 * final.c (final_scan_insn): Likewise.
12074 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
12077 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
12078 allocator preferences for "y" and "r" class registers.
12079 ("*mov<mode>_internal"): Ditto.
12080 ("*movv2sf_internal_rex64"): Ditto.
12081 ("*movv2sf_internal"): Ditto.
12083 2008-03-19 Michael Matz <matz@suse.de>
12085 PR middle-end/35616
12086 * calls.c (expand_call): Check overlap of arguments with call
12087 address for sibcalls.
12089 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
12092 * stor-layout.c (update_alignment_for_field): Set minimum alignment
12093 of the underlying type of a MS bitfield layout to the natural
12094 alignment of the type.
12096 2008-03-19 Jan Hubicka <jh@suse.cz>
12099 * toplev.c (decode_d_option): Handle all CPP flags.
12100 * tree-vrp.c: Update tree_pass descriptors.
12101 * regrename.c: Update tree_pass descriptors.
12102 * fwprop.c: Update tree_pass descriptors.
12103 * doc/invoke.texi: Remove documentation of dropped -d? flags.
12104 * tree-into-ssa.c: Update tree_pass descriptors.
12105 * tree-dump.c: Update tree_pass descriptors.
12106 * tree-complex.c: Update tree_pass descriptors.
12107 * tree-dump.h: Update tree_pass descriptors.
12108 * see.c: Update tree_pass descriptors.
12109 * cgraphbuild.c: Update tree_pass descriptors.
12110 * tracer.c: Update tree_pass descriptors.
12111 * tree-loop-distribution.c: Update tree_pass descriptors.
12112 * cgraph.c: Update tree_pass descriptors.
12113 * postreload-gcse.c: Update tree_pass descriptors.
12114 * postreload.c: Update tree_pass descriptors.
12115 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
12116 * tree-tailcall.c: Update tree_pass descriptors.
12117 * tree-pass.h (tree_opt_pass): Rename to ...
12118 (opt_pass) ... this one; add "type" field and remove letter field.
12119 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
12120 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
12121 all_lowering_passes): Update declaration.
12122 * ipa-cp.c: Update tree_pass descriptors.
12123 * final.c: Update tree_pass descriptors.
12124 * omp-low.c: Update tree_pass descriptors.
12125 * tree-ssa-dse.c: Update tree_pass descriptors.
12126 * ipa-reference.c: Update tree_pass descriptors.
12127 * tree-ssa-uncprop.c: Update tree_pass descriptors.
12128 * auto-inc-dec.c: Update tree_pass descriptors.
12129 * reorg.c: Update tree_pass descriptors.
12130 * cgraphunit.c: Update tree_pass descriptors.
12131 * tree-ssa-copyrename.c: Update tree_pass descriptors.
12132 * tree-ssa-ccp.c: Update tree_pass descriptors.
12133 * df-core.c: Update tree_pass descriptors.
12134 * mode-switching.c: Update tree_pass descriptors.
12135 * tree-nomudflap.c: Update tree_pass descriptors.
12136 * modulo-sched.c: Update tree_pass descriptors.
12137 * ipa-pure-const.c: Update tree_pass descriptors.
12138 * cse.c: Update tree_pass descriptors.
12139 * web.c: Update tree_pass descriptors.
12140 * tree-stdarg.c: Update tree_pass descriptors.
12141 * tree-ssa-math-opts.c: Update tree_pass descriptors.
12142 * tree-ssa-dom.c: Update tree_pass descriptors.
12143 * tree-nrv.c: Update tree_pass descriptors.
12144 * tree-ssa-alias.c: Update tree_pass descriptors.
12145 * loop-init.c: Update tree_pass descriptors.
12146 * gimple-low.c: Update tree_pass descriptors.
12147 * ipa-inline.c: Update tree_pass descriptors.
12148 * tree-ssa-sink.c: Update tree_pass descriptors.
12149 * global.c: Update tree_pass descriptors.
12150 * ifcvt.c: Update tree_pass descriptors.
12151 * jump.c: Update tree_pass descriptors.
12152 * predict.c: Update tree_pass descriptors.
12153 * tree-ssa-loop.c: Update tree_pass descriptors.
12154 * recog.c: Update tree_pass descriptors.
12155 * dse.c: Update tree_pass descriptors.
12156 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
12157 * tree-eh.c: Update tree_pass descriptors.
12158 * regmove.c: Update tree_pass descriptors.
12160 * function.c: Update tree_pass descriptors.
12161 * tree-vectorizer.c: Update tree_pass descriptors.
12162 * gcse.c: Update tree_pass descriptors.
12163 * ipa-type-escape.c: Update tree_pass descriptors.
12164 * tree-if-conv.c: Update tree_pass descriptors.
12165 * init-regs.c: Update tree_pass descriptors.
12166 * ipa.c: Update tree_pass descriptors.
12167 * tree-ssa-phiopt.c: Update tree_pass descriptors.
12168 * rtl-factoring.c: Update tree_pass descriptors.
12169 * lower-subreg.c: Update tree_pass descriptors.
12170 * bt-load.c: Update tree_pass descriptors.
12171 * tree-dfa.c: Update tree_pass descriptors.
12172 * except.c: Update tree_pass descriptors.
12173 * emit-rtl.c: Update tree_pass descriptors.
12174 * cfgexpand.c: Update tree_pass descriptors.
12175 * tree-cfgcleanup.c: Update tree_pass descriptors.
12176 * cfgcleanup.c: Update tree_pass descriptors.
12177 * tree-ssa-pre.c: Update tree_pass descriptors.
12178 * tree-sra.c: Update tree_pass descriptors.
12179 * tree-mudflap.c: Update tree_pass descriptors.
12180 * tree-ssa-copy.c: Update tree_pass descriptors.
12181 * cfglayout.c: Update tree_pass descriptors.
12182 * tree-ssa-forwprop.c: Update tree_pass descriptors.
12183 * tree-ssa-dce.c: Update tree_pass descriptors.
12184 * tree-ssa.c: Update tree_pass descriptors.
12185 * regclass.c: Update tree_pass descriptors.
12186 * integrate.c: Update tree_pass descriptors.
12187 * tree-optimize.c: Update tree_pass descriptors.
12188 * tree-ssa-phiprop.c: Update tree_pass descriptors.
12189 * tree-object-size.c: Update tree_pass descriptors.
12190 * combine.c: Update tree_pass descriptors.
12191 * tree-outof-ssa.c: Update tree_pass descriptors.
12192 * bb-reorder.c: Update tree_pass descriptors.
12193 * stack-ptr-mod.c: Update tree_pass descriptors.
12194 * var-tracking.c: Update tree_pass descriptors.
12195 * tree-profile.c: Update tree_pass descriptors.
12196 * tree-vect-generic.c: Update tree_pass descriptors.
12197 * reg-stack.c: Update tree_pass descriptors.
12198 * sched-rgn.c: Update tree_pass descriptors.
12199 * tree-ssa-structalias.c: Update tree_pass descriptors.
12200 * tree-cfg.c: Update tree_pass descriptors.
12201 * passes.c (current_pass): Update declaration.
12202 (finish_optimization_passes): Update.
12203 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
12204 (register_one_dump_file, register_dump_files_1, next_pass_1):
12206 (init_optimization_passes): Update handling of new types.
12207 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
12208 * ipa-struct-reorg.c: Update tree_pass descriptors.
12209 * tree-ssa-reassoc.c: Update tree_pass descriptors.
12210 * combine-stack-adj.c: Update tree_pass descriptors.
12211 * cfgrtl.c: Update tree_pass descriptors.
12212 * dce.c: Update tree_pass descriptors.
12213 * tree-ssanames.c: Update tree_pass descriptors.
12215 2008-03-19 Richard Guenther <rguenther@suse.de>
12217 PR middle-end/35609
12218 * tree-ssa.c (walk_data): New structure.
12219 (warn_uninitialized_var): If not always_executed warn with "maybe"
12221 (execute_early_warn_uninitialized): Compute post-dominators.
12222 Initialize always_executed before processing each basic block.
12224 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
12227 * config/i386/i386.c (x86_this_parameter): Calculate correct location
12228 of "this" pointer when "regparm = N" or "fastcall" is in effect.
12230 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12232 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
12234 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
12236 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
12238 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
12239 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
12240 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
12241 target after ignore has been set, and move there also the commputation
12242 of subtarget and original_target.
12243 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
12244 (LANG_HOOKS_INITIALIZER): Remove it.
12245 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
12247 2008-03-18 Richard Guenther <rguenther@suse.de>
12249 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
12250 found an expression with constants, note that in the VN for the lhs.
12251 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
12252 fold them to constants if possible. Run cleanup_cfg if done so.
12253 (execute_pre): Return todo.
12254 (do_pre): Likewise.
12255 (execute_fre): Likewise.
12256 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
12258 (get_prop_source_stmt): Look through pointer conversions.
12260 2008-03-18 Jan Hubicka <jh@suse.cz>
12262 * tree-pretty-print.c: Include predict.h.
12263 (dump_generic_node): Dump predictor.
12264 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
12265 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
12266 * gimple-low.c (lower_stmt): Likewise.
12267 * expr.c (expand_expr_real): Likewise.
12268 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
12270 (build_predict_expr, build_predict_expr): New.
12271 * predict.h (predictor_name, build_predict_expr): Update.
12272 * c-typeck.c (c_finish_bc_stmt): Add prediction.
12273 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
12274 * predict.def (PRED_CONTINUE): Update hitrate.
12275 * tree.def (PREDICT_EXPR): Define.
12276 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
12277 do not handle BIND_EXPR.
12278 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
12279 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
12280 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
12283 2008-03-18 Michael Matz <matz@suse.de>
12285 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
12287 2008-03-18 Richard Guenther <rguenther@suse.de>
12289 * tree-gimple.h (is_gimple_invariant_address): Declare.
12290 (is_gimple_constant): Likewise.
12291 * tree-gimple.c (is_gimple_constant): New function.
12292 (is_gimple_invariant_address): Likewise.
12293 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
12294 and is_gimple_invariant_address.
12295 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
12297 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
12298 an addressable base.
12300 2008-03-18 Jakub Jelinek <jakub@redhat.com>
12302 PR middle-end/35611
12303 * gimplify.c (gimplify_expr): Gimplify second operand of
12306 2008-03-17 Richard Guenther <rguenther@suse.de>
12308 PR tree-optimization/19637
12309 * fold-const.c (fold_unary): Remove restrictions of removing
12310 intermediate pointer-conversions (P2)(P1)P0.
12311 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
12312 conversion to void pointer.
12313 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
12315 2008-03-16 James E. Wilson <wilson@tuliptree.org>
12318 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
12319 emulated thread local variables.
12321 2008-03-16 Richard Guenther <rguenther@suse.de>
12323 PR middle-end/35607
12324 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
12325 expand TREE_INVARIANT operations that are not gimple invariant.
12327 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
12329 * doc/extend.texi (Alignment): Say that the ABI controls
12330 the __alignof__ for non-strict-alignment targets rather
12331 than being a recommendation.
12333 2008-03-15 Paul Brook <paul@codesourcery.com>
12335 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
12337 (arm_output_fn_unwind): Mark functions that can not be unwound.
12339 2008-03-15 Paul Brook <paul@codesourcery.com>
12341 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
12342 extension instructions.
12344 2008-03-15 Richard Guenther <rguenther@suse.de>
12346 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
12347 and fold constant aggregate refs.
12348 (fold_const_aggregate_ref): Handle string constants
12349 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
12350 (evaluate_stmt): Simplify now that ccp_fold folds constant
12353 2008-03-15 Paul Brook <paul@codesourcery.com>
12355 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
12356 (extzv): Use gen_extzv_t2.
12357 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
12359 2008-03-15 Richard Guenther <rguenther@suse.de>
12361 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
12362 (fold_const_aggregate_ref): Likewise.
12363 (get_value): Return NULL if we don't have any values.
12364 (ccp_finalize): Set const_val to NULL after freeing it.
12365 * tree-flow.h (get_symbol_constant_value): Declare.
12366 (fold_const_aggregate_ref): Likewise.
12367 * tree-ssa-sccvn.c (try_to_simplify): Use them.
12369 2008-03-15 Richard Guenther <rguenther@suse.de>
12371 PR middle-end/35593
12372 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
12373 to not produce negative array indices if not allowed. Add
12374 parameter to indicate that.
12375 (maybe_fold_offset_to_component_ref): Allow negative array
12376 indices only for the first member of a structure.
12377 (maybe_fold_offset_to_reference): Allow negative array indices.
12378 (maybe_fold_stmt_addition): Likewise.
12380 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
12381 Anatoly Sokolov <aesok@post.ru>
12383 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
12384 (avr_arch): Add ARCH_AVR6.
12385 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
12386 (initial_elimination_offset): Initialize and use 'avr_pc_size'
12387 instead of fixed value 2.
12388 (print_operand_address): Use gs() asm specifier instead of pm().
12389 (avr_assemble_integer): (Ditto.).
12390 (avr_output_addr_vec_elt): (Ditto.).
12391 (print_operand): Handle "!" code.
12392 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
12393 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
12394 (AVR_HAVE_EIJMP_EICALL): Define.
12395 (AVR_3_BYTE_PC): Redefine.
12396 (AVR_2_BYTE_PC): (Ditto.).
12397 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
12398 (LINK_SPEC): Add atmega2560 and atmega2561.
12399 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
12401 * config/avr/avr.md (call_insn): Use eicall instead of icall
12402 for 3 byte PC devices.
12403 (call_value_insn): (Ditto.).
12404 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
12405 (indirect_jump): Use only for for 2 byte PC devices.
12406 (*tablejump): (Ditto.).
12407 (*indirect_jump_avr6): Add insn.
12408 (*tablejump_rjmp): Don't use for 3 byte PC devices.
12409 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
12410 instead of ijmp for 3 byte PC devices.
12411 (__tablejump2__): (Ditto.).
12412 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
12413 (MULITLIB_DIRNAMES): (Ditto.).
12414 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
12416 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
12418 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
12419 "sse2_umulsidi3". Use V1DI mode for operand 0.
12420 ("mmx_psadbw"): Use V1DI mode for operand 0.
12421 * config/i386/i386-modes.def (V1SI): New vector mode.
12422 * config/i386/i386.c (struct builtin_description)
12423 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
12424 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
12425 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
12426 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
12427 v1di_ftype_v8qi_v8qi type.
12428 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
12430 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
12431 __builtin_ia32_pmuludq]: Fix the mode of return value.
12433 2008-03-15 Richard Guenther <rguenther@suse.de>
12435 PR middle-end/35595
12436 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
12439 2008-03-14 Bob Wilson <bob.wilson@acm.org>
12441 * doc/invoke.texi (Option Summary, Xtensa Options): Document
12442 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
12443 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
12444 unless TARGET_SERIALIZE_VOLATILE is enabled.
12445 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
12446 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
12447 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
12449 2008-03-14 Richard Guenther <rguenther@suse.de>
12451 PR tree-optimization/34172
12452 * tree-flow.h (refs_may_alias_p): Declare.
12453 (get_single_def_stmt): Likewise.
12454 (get_single_def_stmt_from_phi): Likewise.
12455 (get_single_def_stmt_with_phi): Likewise.
12456 * tree-dfa.c (refs_may_alias_p): New function.
12457 (get_single_def_stmt): Likewise.
12458 (get_single_def_stmt_from_phi): Likewise.
12459 (get_single_def_stmt_with_phi): Likewise.
12460 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
12461 (vn_reference_lookup_1): New helper function.
12462 (vn_reference_lookup): Walk the virtual use-def chain to
12463 continue searching for a match if the def does not alias the
12464 reference we are looking for.
12466 2008-03-14 David Edelsohn <edelsohn@gnu.org>
12468 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
12469 archive and Perzl. Update The Written Word listing.
12471 2008-03-14 Richard Guenther <rguenther@suse.de>
12473 PR tree-optimization/34043
12474 PR tree-optimization/33989
12475 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
12477 (bitmap_find_leader): Use extra argument to verify dominance
12478 relationship inside a basic-block.
12479 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
12480 (find_leader_in_sets): Adjust.
12481 (create_component_ref_by_pieces): Take extra argument for
12482 dominance check, handle lookup failures.
12483 (find_or_generate_expression): Likewise.
12484 (create_expression_by_pieces): Likewise.
12485 (insert_into_preds_of_block): Adjust.
12486 (create_value_expr_from): If asked for, verify all operands
12487 are in the blocks AVAIL_OUT set.
12488 (make_values_for_stmt): Check for SSA_NAMEs that are life
12489 over an abnormal edge.
12490 (compute_avail): Remove such check.
12491 (do_SCCVN_insertion): New function.
12492 (eliminate): If we do not find a leader suitable for replacement
12493 insert a replacement expression from SCCVN if available.
12494 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
12495 (struct vn_ssa_aux): Add needs_insertion flag.
12496 * tree-ssa-sccvn.c (may_insert): New global flag.
12497 (copy_reference_ops_from_ref): Value-number union member access
12498 based on its size, not type and member if insertion is allowed.
12499 (visit_reference_op_load): For a weak match from union type
12500 punning lookup a view-converted value and insert a SSA_NAME
12501 for that value if that is not found.
12502 (visit_use): Make dumps shorter. Do not disallow value numbering
12503 SSA_NAMEs that are life over an abnormal edge to constants.
12504 (free_scc_vn): Release inserted SSA_NAMEs.
12505 (run_scc_vn): New flag to specify whether insertion is allowed.
12506 Process SSA_NAMEs in forward order.
12507 * tree-ssa-loop-im.c (for_each_index): Handle invariant
12508 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
12509 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
12510 pointer type to/from integral types that do not change the
12511 precision to regular conversions.
12513 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
12515 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
12516 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
12517 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
12518 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
12519 input arguments and the mode of return value. Built-in functions
12520 that operate on whole 64-bit MMX register now use V1DI mode.
12522 2008-03-13 Alon Dayan <alond@il.ibm.com>
12523 Olga Golovanevsky <olga@il.ibm.com>
12525 PR tree-optimization/35041
12526 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
12527 to locate the right position in a statement.
12529 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
12533 * config/i386/xmmintrin.h: Change all static inline functions to
12534 extern inline and add __gnu_inline__ attribute.
12535 * config/i386/bmintrin.h: Ditto.
12536 * config/i386/smmintrin.h: Ditto.
12537 * config/i386/tmmintrin.h: Ditto.
12538 * config/i386/mmintrin-common.h: Ditto.
12539 * config/i386/ammintrin.h: Ditto.
12540 * config/i386/emmintrin.h: Ditto.
12541 * config/i386/pmmintrin.h: Ditto.
12542 * config/i386/mmintrin.h: Ditto.
12543 * config/i386/mm3dnow.h: Ditto.
12545 2008-03-13 Jakub Jelinek <jakub@redhat.com>
12547 PR middle-end/35185
12548 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
12549 (lower_omp_2): New function.
12550 (lower_omp_1, lower_omp): Rewritten.
12552 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
12555 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
12556 with the phrase "Microsoft Windows compilers".
12557 (Push/Pop Macro Pragmas): New subsection. Document
12558 #pragma push_macro and pragma pop_macro.
12560 2008-03-12 Paul Brook <paul@codesourcery.com>
12562 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
12564 2008-03-12 Paul Brook <paul@codesourcery.com>
12566 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
12567 (thumb2_alusi3_short): Exclude PLUS and MINUS.
12568 (thumb2_addsi_shortim): Rename ...
12569 (thumb2_addsi_short): ... to this. Allow register operands.
12570 (thumb2_subsi_short): New pattern.
12571 (thumb2_one_cmplsi2_short,
12572 thumb2_negsi2_short): New patterns and peepholes.
12574 2008-03-12 Paul Brook <paul@codesourcery.com>
12576 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
12578 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
12580 * config/i386/i386.md (int_cond): New code iterator.
12582 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
12583 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
12584 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
12585 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
12586 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
12587 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
12588 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
12589 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
12591 2008-03-12 Paul Brook <paul@codesourcery.com>
12593 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
12594 instead of {arm,thumb}_compute_save_reg_mask.
12595 (output_return_instruction): Ditto.
12596 (thumb_unexpanded_epilogue): Ditto.
12597 (thumb1_expand_prologue): Ditto.
12598 (thumb1_output_function_prologue): Ditto.
12599 (arm_set_return_address): Ditto.
12600 (thumb_set_return_address): Ditto.
12601 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
12602 regs to achieve stack alignment.
12603 (thumb1_compute_save_reg_mask): Fix compiler warning.
12604 (arm_output_epilogue): Use offsets->saved_regs_mask.
12605 Adjust stack pointer by poping call clobered registers.
12606 (arm_expand_prologue): Use offsets->saved_regs_mask.
12607 Adjust stack pointer by pushing extra registers.
12608 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
12610 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
12613 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
12614 conversion to the operands of a multiplication.
12616 2008-03-12 Richard Guenther <rguenther@suse.de>
12618 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
12619 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
12620 * timevar.def (TV_TREE_PHIPROP): Add.
12621 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
12622 pass description. Use TV_TREE_PHIPROP.
12623 * tree-ssa-forwprop.c: Remove phiprop code.
12625 2008-03-12 Jakub Jelinek <jakub@redhat.com>
12627 PR middle-end/35549
12628 * omp-low.c (maybe_lookup_decl): Constify first argument.
12629 (use_pointer_for_field): Change last argument from bool to
12630 omp_context *. Disallow shared copy-in/out in nested
12631 parallel if decl is shared in outer parallel too.
12632 (build_outer_var_ref, scan_sharing_clauses,
12633 lower_rec_input_clauses, lower_copyprivate_clauses,
12634 lower_send_clauses, lower_send_shared_vars): Adjust callers.
12636 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
12637 Ira Rosen <irar@il.ibm.com>
12639 * tree-vectorizer.c (free_stmt_vec_info): New function.
12640 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
12641 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
12642 * tree-vectorizer.h (free_stmt_vec_info): Declare.
12643 * tree-vect-transform.c (vectorizable_conversion): Free
12644 vec_oprnds0 if it was allocated.
12645 (vect_permute_store_chain): Remove unused VECs.
12646 (vectorizable_store): Free VECs that are allocated in the..
12648 (vect_transform_strided_load, vectorizable_load): Likewise.
12649 (vect_remove_stores): Simplify the code.
12650 (vect_transform_loop): Move code to vect_remove_stores().
12651 Call vect_remove_stores() and free_stmt_vec_info().
12653 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12655 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
12656 TARGET_HPUX. Revise comment.
12657 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
12658 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
12659 Use sr4 variant of `be' instruction when not generating PIC code.
12660 (attr_length_call): Adjust for above change.
12662 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
12664 * ipa-reference.c (static_execute): Remove module_statics_const and
12665 associated setting code.
12667 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
12670 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
12671 predicate for operand 1.
12672 (paritysi2_cmp): Use register_operand predicate for operand 2.
12673 Use earlyclobber modifier for operand 1. Remove support for
12675 (paritydi2_cmp): Use register_operand predicate for operand 3.
12676 Use earlyclobber modifier for operand 1. Remove support for
12679 2008-03-11 Paul Brook <paul@codesourcery.com>
12680 Vladimir Prus <vladimir@codesourcery.com>
12682 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
12683 (arm_compute_save_reg0_reg12_mask): Always
12684 check if register 11 must be saved. Always safe hard frame pointer
12685 when frame_pointer_needeed.
12686 (arm_compute_save_reg_mask): Save IP and PC
12687 only with apcs frames.
12688 (arm_output_epilogue): Adjust Thumb2 codepath to
12689 be also invoked and work for ARM non-apcs frames.
12690 (arm_expand_prologue): Don't bother saving IP
12691 for non-apcs frame, since it's not clobbered by
12692 prologue code. Implement non-apcs frame
12695 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
12697 PR rtl-optimization/35281
12698 * expr.c (convert_move): Use a new pseudo for the intermediate
12699 from_mode->word_mode result.
12701 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
12703 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
12704 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
12705 * toplev.c (compile_file): Don't call it.
12707 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
12709 PR middle-end/35526
12710 * expr.c (store_expr): Call emit_block_move if the mode
12711 of "temp" RTX is BLKmode.
12713 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
12714 Richard Guenther <rguenther@suse.de>
12716 PR tree-optimization/31358
12717 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
12718 the step with a NULL_TREE.
12719 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
12720 to sizetype if type is a pointer type.
12721 (add_candidate_1): Don't convert the base and step to
12722 the generic type if the orginal type is a pointer type.
12723 (add_iv_value_candidates): Use sizetype for the step
12724 if type is a pointer type.
12725 (cand_value_at): Likewise.
12726 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
12728 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
12729 Don't convert the tem affine to the type.
12730 (add_elt_to_tree): Use sizetype for the step if a pointer.
12731 Use POINTER_PLUS_EXPR for pointers.
12732 (aff_combination_to_tree): Use sizetype for the step if a
12735 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
12737 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
12738 Remove commutativity hint.
12740 2008-03-10 Jakub Jelinek <jakub@redhat.com>
12744 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
12745 errorneous type. Check that v is a VAR_DECL.
12747 PR middle-end/35099
12748 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
12750 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
12752 PR tree-optimization/35494
12753 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
12754 may be overriden at link and run time.
12756 2008-03-10 Richard Guenther <rguenther@suse.de>
12758 PR tree-optimization/34677
12759 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
12760 (poolify_tree): Likewise.
12761 (modify_expr_template): Likewise.
12762 (poolify_modify_stmt): Likewise.
12763 (insert_fake_stores): Handle all component-ref style stores
12764 in addition to INDIRECT_REF. Also handle complex types.
12765 Do not poolify the inserted load.
12766 (realify_fake_stores): Do not rebuild the tree but only
12767 make it a SSA_NAME copy.
12768 (init_pre): Remove initialzation of modify_expr_template.
12769 Do not allocate modify_expr_node_pool.
12770 (fini_pre): Do not free modify_expr_node_pool.
12772 2008-03-10 Paul Brook <paul@codesourcery.com>
12774 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
12775 to avoid conflicts.
12777 2008-03-10 Paul Brook <paul@codesourcery.com>
12778 Mark Shinwell <shinwell@codesourcery.com>
12780 * config/arm/cortex-r4.md: New.
12781 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
12783 * config/arm/arm.md: Include cortex-r4.md.
12784 (insn): Add smmls, sdiv and udiv values.
12785 (generic_sched): Don't use generic scheduling for Cortex-R4.
12786 (arm_issue_rate): New function.
12787 (TARGET_SCHED_ISSUE_RATE): Define.
12789 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
12791 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
12793 2008-03-10 Richard Guenther <rguenther@suse.de>
12795 * tree-ssa-pre.c (get_sccvn_value): Simplify.
12796 (compute_avail): Do not add stmt uses to AVAIL_OUT.
12798 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
12800 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
12801 Set default to true.
12803 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12805 * c.opt (Wsynth): Deprecate.
12806 * doc/invoke.texi (Option Summary, Warning Options): Document
12807 -Wno-format-contains-nul.
12809 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
12812 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
12813 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
12815 2008-03-09 Ira Rosen <irar@il.ibm.com>
12817 * config/rs6000/rs6000.c (builtin_description): Rename vector
12818 left shift operations.
12819 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
12820 (altivec_vsl<VI_char>): Rename to ...
12821 (ashl<mode>3): ... new name.
12822 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
12824 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
12826 2008-03-08 Richard Guenther <rguenther@suse.de>
12828 * coverage.h (tree_coverage_counter_addr): Declare.
12829 * coverage.c (tree_coverage_counter_addr): New function.
12830 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
12831 before using again.
12832 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
12833 (tree_gen_one_value_profiler): Likewise.
12834 (tree_gen_ic_profiler): Likewise.
12835 (tree_gen_average_profiler): Likewise.
12836 (tree_gen_ior_profiler): Likewise.
12838 2008-03-08 Richard Guenther <rguenther@suse.de>
12840 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
12841 (vn_binary_op_insert): Likewise.
12842 (vn_unary_op_lookup): Likewise.
12843 (vn_unary_op_insert): Likewise.
12844 (vn_nary_op_lookup): Declare.
12845 (vn_nary_op_insert): Likewise.
12846 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
12847 and binary hashes, use a single obstack for unary_op_pool
12848 and binary_op_pool.
12849 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
12850 a single struct vn_nary_op_s. Store tree code length and
12851 a variable number of operands.
12852 (struct vn_reference_op_struct): Remove unused op2.
12853 (vn_reference_op_eq): Do not compare op2.
12854 (vn_reference_op_compute_hash): Do not compute hash of op2.
12855 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
12856 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
12857 with vn_nary_op_compute_hash.
12858 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
12859 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
12861 (vn_unary_op_insert, vn_binary_op_insert): Replace with
12863 (visit_unary_op): Call nary functions.
12864 (visit_binary_op): Likewise.
12865 (process_scc): Adjust for struct vn_tables_s changes.
12866 (allocate_vn_table): Likewise.
12867 (free_vn_table): Likewise.
12868 * tree-vn.c (vn_add): Call nary functions.
12869 (vn_lookup): Likewise.
12871 2008-03-08 Jakub Jelinek <jakub@redhat.com>
12874 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
12875 wdst back after sync_compare_and_swapqhi_internal.
12877 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
12880 * config/i386/i386-modes.def (V1DI): New vector mode.
12881 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
12882 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
12883 (MMXMODE248): Ditto.
12884 (MMXMODE): Add V1DI mode.
12885 (mmxvecsize): Change DI mode to V1DI mode.
12886 ("mov<mode>): Use MMXMODEI8 mode iterator.
12887 ("*mov<mode>_internal_rex64"): Ditto.
12888 ("*mov<mode>_internal"): Ditto.
12889 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
12890 ("mmx_sub<mode>3"): Ditto.
12891 ("mmx_adddi3"): Remove insn pattern.
12892 ("mmx_subdi3"): Ditto.
12893 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
12894 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
12895 ("mmx_ashl<mode>3"): Ditto.
12896 ("mmx_lshrdi3"): Remove insn pattern.
12897 ("mmx_ashldi3"): Ditto.
12898 * config/i386/i386.c (classify_argument): Handle V1DImode.
12899 (function_arg_advance_32): Ditto.
12900 (function_arg_32): Ditto.
12901 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
12902 mmx_addv1di3 insn pattern.
12903 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
12904 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
12905 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
12906 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
12907 Remove definitions of built-in functions.
12908 (V1DI_type_node): New node.
12909 (v1di_ftype_v1di_int): Ditto.
12910 (v1di_ftype_v1di_v1di): Ditto.
12911 (v2si_ftype_v2si_si): Ditto.
12912 (v4hi_ftype_v4hi_di): Remove node.
12913 (v2si_ftype_v2si_di): Ditto.
12914 (ix86_init_mmx_sse_builtins): Handle V1DImode.
12915 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
12916 Redefine builtins using def_builtin_const with *_ftype_*_int node.
12917 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
12918 Add new builtins using def_builtin_const.
12919 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
12920 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
12921 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
12922 * config/i386/mmintrin.h (__v1di): New typedef.
12923 (_mm_add_si64): Cast arguments to __v1di type.
12924 (_mm_sub_si64): Ditto.
12925 (_mm_sll_pi16): Cast __count to __v4hi type.
12926 (_mm_sll_pi32): Cast __count to __v2si type.
12927 (_mm_sll_si64): Cast arguments to __v1di type.
12928 (_mm_srl_pi16): Cast __count to __v4hi type.
12929 (_mm_srl_pi32): Cast __count to __v2si type.
12930 (_mm_srl_si64): Cast arguments to __v1di type.
12931 (_mm_sra_pi16): Cast __count to __v4hi type.
12932 (_mm_sra_pi32): Cast __count to __v2si type.
12933 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
12934 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
12935 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
12936 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
12937 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
12938 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
12939 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
12940 (_mm_srai_pi32): Use __builtin_ia32_psradi.
12941 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
12942 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
12943 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
12944 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
12946 2008-03-07 Joseph Myers <joseph@codesourcery.com>
12948 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
12950 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
12953 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
12954 reg+const addressing for Altivec modes. Don't generate reg+reg
12955 addressing for TFmode or TDmode quantities.
12957 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
12959 * c-common.c (vector_types_convertible_p): Call langhook
12960 instead of comptypes.
12962 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12965 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
12966 integral and scalar float variables which have a
12969 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
12971 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
12972 dwarf_register_span hook when emitting unwind information for
12973 register-to-memory saves.
12974 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
12975 (rs6000_frame_related): Remove call to spe_synthesize_frame.
12977 2008-03-06 Jakub Jelinek <jakub@redhat.com>
12979 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
12980 for the same VAR_DECL.
12982 2008-03-06 Tom Tromey <tromey@redhat.com>
12984 * treelang: Delete.
12985 * doc/standards.texi (Standards): Don't mention treelang.
12986 * doc/invoke.texi (Overall Options): Don't mention treelang.
12987 * doc/install.texi (Prerequisites): Don't mention bison or
12989 (Configuration): Don't mention treelang.
12990 (Building): Likewise.
12991 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
12993 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
12995 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
12996 word-extractions out of a multi-word object.
12998 2008-03-06 Richard Guenther <rguenther@suse.de>
13000 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
13001 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
13002 result type and precision.
13003 * expr.c (get_inner_reference): Set unsignedp based on the result
13004 type of BIT_FIELD_REF.
13005 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
13006 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
13007 (try_instantiate_multiple_fields): Likewise. Use the correct type
13009 (sra_build_assignment): Likewise.
13010 (sra_build_elt_assignment): Likewise.
13011 (sra_explode_bitfield_assignment): Likewise.
13012 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
13013 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
13014 set BIT_FIELD_REF_UNSIGNED.
13015 (vectorizable_load): Likewise.
13017 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
13019 * cse.c (cse_extended_basic_block): Invalidate artificial defs
13022 2008-03-06 Richard Guenther <rguenther@suse.de>
13024 * alias.c (struct alias_set_entry): Move has_zero_child field
13025 to pack with alias_set.
13027 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
13029 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
13032 2008-03-05 Ian Lance Taylor <iant@google.com>
13034 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
13036 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
13038 * fwprop.c (update_df): Support width and offset parameters of
13040 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
13041 global_conflicts): Change DF_REF_EXTRACT to either
13042 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13043 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13044 * df-scan.c (df_ref_record, df_defs_record,
13045 df_ref_create_structure, df_def_record_1, df_uses_record,
13046 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
13047 df_bb_refs_collect, df_entry_block_defs_collect,
13048 df_exit_block_uses_collect): Support new width and offset fields.
13049 (ref_extract_pool): New storage pool.
13050 (df_free_ref): New function.
13051 (df_reg_chain_unlink, df_free_collection_rec,
13052 df_sort_and_compress_refs): Call df_free_ref.
13053 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
13055 (df_ref_create_structure): Allocate df_ref_extract if offset and
13056 width fields are used.
13057 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
13058 (df_uses_record): Get offset and width from ZERO_EXTRACT
13060 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
13061 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13062 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13063 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
13064 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13065 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13066 (df_ref_extract): New structure.
13067 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
13068 (df_ref_create): Add width and offset parameters.
13070 2008-03-05 Richard Guenther <rguenther@suse.de>
13072 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13073 Use ranges_overlap_p.
13074 (offset_overlaps_with_access): Rename
13075 to ranges_overlap_p and move ...
13076 * tree-flow-inline.h (ranges_overlap_p): ... here.
13078 * tree.h (get_inner_reference, handled_component_p): Update
13081 * tree.h (record_component_aliases, get_alias_set,
13082 alias_sets_conflict_p, alias_sets_must_conflict_p,
13083 objects_must_conflict_p): Move declarations ...
13084 * alias.h (record_component_aliases, get_alias_set,
13085 alias_sets_conflict_p, alias_sets_must_conflict_p,
13086 objects_must_conflict_p): ... here.
13087 Include coretypes.h.
13088 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
13090 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
13092 * cfg.c: Include tree-flow.h.
13093 (remove_edge_raw): Call redirect_edge_var_map_clear.
13094 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
13095 * tree-flow-inline.h (redirect_edge_var_map_def): New.
13096 (redirect_edge_var_map_result): New.
13097 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
13098 PENDING_STMT use with redirect_edge_var_map_*.
13099 * tree-ssa.c (edge_var_maps): New definition.
13100 (redirect_edge_var_map_add): New.
13101 (redirect_edge_var_map_clear): New.
13102 (redirect_edge_var_map_dup): New.
13103 (redirect_edge_var_map_vector): New.
13104 (redirect_edge_var_map_destroy): New.
13105 (ssa_redirect_edge): Replace PENDING_STMT use with
13106 redirect_edge_var_map_*.
13107 (flush_pending_stmts): Same.
13108 (delete_tree_ssa): Destroy edge var map.
13109 * tree-flow.h (struct _edge_var_map): New.
13110 Define edge_var_map vector type.
13111 Declare redirect_edge_var_map_* prototypes.
13112 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
13113 * tree-cfg.c (reinstall_phi_args): Replace
13114 PENDING_STMT use with redirect_edge_var_map_*.
13116 2008-03-05 Richard Guenther <rguenther@suse.de>
13118 PR tree-optimization/35472
13119 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
13120 whose single use_stmt has a overlapping set of loaded and
13121 stored symbols as that use_stmt might be a noop assignment then.
13123 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
13125 * gthr-rtems.h: Implement __gthread_mutex_destroy.
13127 2008-03-05 Richard Guenther <rguenther@suse.de>
13130 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
13131 should be constants.
13132 * tree-cfg.c (verify_expr): Verify it.
13133 * fold-const.c (fold_truthop): Remove code generating
13134 BIT_FIELD_REFs of structure bases.
13135 (fold_binary): Likewise.
13136 (fold_ternary): Position and size of BIT_FIELD_REFs are
13137 always host integers.
13138 (make_bit_field_ref): Remove.
13139 (optimize_bit_field_compare): Remove.
13140 (all_ones_mask_p): Remove.
13142 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
13145 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
13146 (split_block_and_df_analyze): New. Split basic block and rebuild
13148 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
13150 (split_pattern_seq): Likewise.
13151 (erase_matching_seqs): Likewise.
13152 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
13154 2008-03-04 Geoff Keating <geoffk@apple.com>
13156 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
13157 declaration and code.
13158 (tree_invalid_nonnegative_warnv_p): Likewise.
13160 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
13162 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
13163 examples. Truncate option-names then causing overfull hbox.
13165 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13168 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
13170 * configure: Rebuilt.
13172 2008-03-04 Rafael Espindola <espindola@google.com>
13174 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
13175 (tree_unary_nonnegative_warnv_p): New.
13176 (tree_binary_nonnegative_warnv_p): New.
13177 (tree_single_nonnegative_warnv_p): New.
13178 (tree_invalid_nonnegative_warnv_p): New.
13179 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
13181 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13184 * opts.c (handle_option): Postpone 'unknown option' errors only for
13187 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
13190 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
13193 2008-03-04 Rafael Espindola <espindola@google.com>
13195 * fold-const.c (tree_unary_nonzero_warnv_p): New.
13196 (tree_binary_nonzero_warnv_p): New.
13197 (tree_single_nonzero_warnv_p): New.
13198 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
13200 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
13202 PR middle-end/35456
13203 * fold-const.c (fold_cond_expr_with_comparison): Prevent
13204 transformations for modes that have signed zeros.
13205 * ifcvt.c (noce_try_abs): Ditto.
13207 2008-03-04 Joseph Myers <joseph@codesourcery.com>
13209 * config/i386/i386.c (override_options): Force
13210 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
13212 2008-03-04 Jan Hubicka <jh@suse.cz>
13215 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
13218 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
13220 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
13221 label to probe the stack.
13223 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
13225 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
13226 (__gthr_win32_mutex_destroy): Declare.
13227 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
13228 __gthr_win32_mutex_destroy.
13229 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
13231 2008-03-03 Jan Hubicka <jh@suse.cz>
13234 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
13235 aggressive on inlining cold calls.
13237 2008-03-03 Richard Guenther <rguenther@suse.de>
13239 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
13240 struct copies into the expression table.
13241 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
13242 (try_to_simplify): Likewise.
13243 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
13244 integral and pointer arguments which do not change the
13245 precision to NOP_EXPRs.
13246 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
13247 VIEW_CONVERT_EXPR case.
13249 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
13251 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
13252 defined in a loop at depth 0 is invariant.
13253 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
13254 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
13255 be called at loop depth 0.
13257 2008-03-02 Jakub Jelinek <jakub@redhat.com>
13260 * gcc.c (process_command): Update copyright notice dates.
13261 * gcov.c (print_version): Likewise.
13262 * gcov-dump.c (print_version): Likewise.
13263 * mips-tfile.c (main): Likewise.
13264 * mips-tdump.c (main): Likewise.
13266 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13269 * c-common.c (flag_permissive): Delete.
13270 (constant_expression_warnings): Check flags first.
13271 (constant_expression_error): New.
13272 * c-common.h (flag_permissive): Delete.
13273 (constant_expression_error): Declare.
13274 * flags.h (flag_permissive): Declare. Update description.
13275 * diagnostic.c (pedwarn): Update.
13277 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
13278 (permissive_error_kind): New.
13279 * toplev.c (flag_permissive): Define. Update description.
13280 * toplev.h (permissive_error_kind): Declare.
13281 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
13282 (pedwarn_c90): Use pedantic_warning_kind.
13283 * c-opts.c (c_common_post_options): flag_permissive does not affect
13284 flag_pedantic_errors.
13286 2008-03-02 Joseph Myers <joseph@codesourcery.com>
13288 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
13289 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
13290 __absvsi2, __absvDI2): Use unsigned arithmetic.
13292 2008-03-02 Andi Kleen <ak@suse.de>
13293 Richard Guenther <rguenther@suse.de>
13295 * struct-equiv.c: Remove file.
13296 * cfg_cleanup.c (condjump_equiv_p): Remove.
13297 * Makefile.in (OBJS-common): Remove struct-equiv.o.
13298 (struct-equiv.o): Remove rule.
13299 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
13300 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
13301 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
13303 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13305 * ifcvt.c (noce_process_if_block): Try to handle only the then
13306 block if the else block exists but isn't suitable.
13308 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
13311 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
13312 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
13313 regression from previous patch.
13315 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
13318 * gthr.h: Add __gthread_mutex_destroy as a function that must be
13320 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
13321 * gthr-single.h (__gthread_mutex_destroy): Likewise.
13322 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
13323 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
13324 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
13325 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
13326 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
13327 (__gthread_mutex_destroy_function): Rename to
13328 __gthread_mutex_destroy.
13329 * gthr-dce.h (__gthread_mutex_destroy): Call
13330 pthread_mutex_destroy.
13331 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
13332 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
13333 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
13335 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13337 * df-scan.c (df_ref_chain_change_bb): Simplify.
13338 (df_insn_change_bb): Add new_bb argument. Simplify. Call
13339 set_block_for_insn if there's any change.
13340 * df.h ((df_insn_change_bb): Fix prototype.
13341 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
13342 df_insn_change_bb, don't call set_block_for_insn.
13343 * emit-rtl.c (reorder_insns): Likewise.
13344 * haifa-sched.c (move_insn): Likewise.
13346 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13348 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
13350 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13352 * tree-flow-inline.h (next_readonly_imm_use): Return
13353 NULL_USE_OPERAND_P after the end.
13355 2008-03-01 Richard Guenther <rguenther@suse.de>
13357 PR tree-optimization/35411
13358 * tree-sra.c (sra_build_assignment): Split conversion to
13359 final type to a separate statement if we are not assigning
13362 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13364 * fold-const.c (fold_convertible_p): Correct the logic to follow
13365 that in fold_convert().
13367 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
13370 * tree-inline.c (build_duplicate_type): When we make a
13371 duplicate type, make it unique in the canonical types system.
13373 2008-02-29 Tom Tromey <tromey@redhat.com>
13375 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
13376 input_file_stack_history, input_file_stack_restored): Remove.
13377 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
13378 * input.h (struct file_stack): Remove.
13379 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
13380 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
13382 * diagnostic.h (struct diagnostic_context) <last_module>: Change
13384 (diagnostic_last_module_changed): Add 'map' argument.
13385 (diagnostic_set_last_function): Likewise.
13386 * diagnostic.c (undiagnostic_report_current_module): Iterate using
13387 line map, not input_file_stack.
13388 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
13390 2008-02-29 Paul Brook <paul@codesourcery.com>
13392 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
13394 2008-02-29 Paul Brook <paul@codesourcery.com>
13396 * config/arm/ieee754-df.S (muldf3): Use RET macros.
13398 2008-02-29 Richard Guenther <rguenther@suse.de>
13400 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
13402 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
13403 value for comparing for a store match.
13404 (simplify_unary_expression): Do nothing for SSA_NAMEs.
13405 (try_to_simplify): Do not do a full-blown reference lookup.
13407 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
13409 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
13410 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
13412 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
13414 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
13416 * tree-loop-linear.c (try_interchange_loops): Compare memory access
13417 strides against cache sizes.
13419 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
13421 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
13424 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
13426 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
13427 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
13428 is smaller than the original promoted value.
13429 (simplify_subreg): If OP is a SUBREG, try to preserve its
13430 SUBREG_PROMOTED_VAR_P information.
13432 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
13434 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
13435 (VN_INFO_GET): Allocate new objects on the obstack.
13436 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
13437 for rpo_numbers_temp, for consistency.
13438 (free_scc_vn): Free the obstack.
13440 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
13442 * doc/invoke.texi: Document -ftree-loop-distribution.
13443 * tree-loop-distribution.c: New.
13444 * tree-pass.h (pass_loop_distribution): New.
13445 * graphds.h (struct graph): Add htab_t indices.
13446 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
13447 * tree-vectorizer.c (rename_variables_in_loop): Extern.
13448 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
13449 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
13450 * tree-data-ref.c (debug_data_dependence_relations): New.
13451 (dump_data_dependence_relation): Also print data references.
13452 (free_data_ref): Extern.
13453 (same_access_functions): Moved...
13454 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
13455 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
13456 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
13457 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
13458 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
13459 (stmts_from_loop): Skip LABEL_EXPR.
13460 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
13462 (build_rdg): Initialize rdg->indices htab.
13463 (free_rdg, stores_from_loop, ref_base_address,
13464 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
13465 have_similar_memory_accesses_1, ref_base_address_1,
13466 remove_similar_memory_refs): New.
13467 * tree-data-ref.h: Depend on tree-chrec.h.
13468 (debug_data_dependence_relations, free_data_ref): Declared.
13469 (same_access_functions): ... here.
13470 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
13472 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
13473 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
13474 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
13475 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
13476 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
13477 rdg_vertex_for_stmt): Declared.
13478 (struct rdg_edge): Add level.
13480 (free_rdg, stores_from_loop, remove_similar_memory_refs,
13481 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
13483 (rdg_has_similar_memory_accesses): New.
13484 * tree-vect-analyze.c: Remove unused static decls.
13485 * lambda.h (dependence_level): New.
13486 * common.opt (ftree-loop-distribution): New.
13487 * tree-flow.h (mark_virtual_ops_in_bb,
13488 slpeel_tree_duplicate_loop_to_edge_cfg,
13489 rename_variables_in_loop): Declared.
13490 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
13491 (OBJS-common): Add tree-loop-distribution.o.
13492 (tree-loop-distribution.o): New rule.
13493 * tree-cfg.c (mark_virtual_ops_in_bb): New.
13494 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
13495 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
13497 2008-02-28 Joseph Myers <joseph@codesourcery.com>
13500 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
13501 other than structures and unions.
13503 2008-02-28 Richard Guenther <rguenther@suse.de>
13506 2008-02-26 Richard Guenther <rguenther@suse.de>
13508 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13509 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13510 (lookup_decl_from_uid): Declare.
13511 (remove_decl_from_map): Likewise.
13512 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13513 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13514 (decl_for_uid_map): New global hashtable mapping DECL_UID
13516 (init_ttree): Allocate it.
13517 (insert_decl_to_uid_decl_map): New helper function.
13518 (make_node_stat): Insert new decls into the map.
13519 (copy_node_stat): Likewise.
13520 (lookup_decl_from_uid): New function.
13521 (remove_decl_from_map): Likewise.
13522 (print_decl_for_uid_map_statistics): New helper.
13523 (dump_tree_statistics): Call it.
13525 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13526 (referenced_var_iterator): Adjust.
13527 (FOR_EACH_REFERENCED_VAR): Adjust.
13528 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13529 (num_referenced_vars): Adjust.
13530 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13531 (first_referenced_var): Remove.
13532 (end_referenced_vars_p): Likewise.
13533 (next_referenced_var): Likewise.
13534 (referenced_var_iterator_set): New helper function.
13535 * tree-dfa.c (referenced_var_lookup): Adjust.
13536 (referenced_var_check_and_insert): Likewise.
13537 (remove_referenced_var): Likewise.
13538 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13539 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13540 (verify_call_clobbering): Likewise.
13541 (verify_memory_partitions): Likewise.
13542 (init_tree_ssa): Allocate bitmap instead of hashtable for
13544 (delete_tree_ssa): Adjust.
13545 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
13546 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13547 (compute_tag_properties): Likewise.
13548 (set_initial_properties): Likewise.
13549 (find_partition_for): Likewise.
13550 (update_reference_counts): Likewise.
13551 (dump_may_aliases_for): Likewise.
13552 * tree-ssa-operands.c (add_virtual_operand): Likewise.
13553 (add_call_clobber_ops): Likewise.
13554 (add_call_read_ops): Likewise.
13555 (get_asm_expr_operands): Likewise.
13556 * tree-into-ssa.c (dump_decl_set): Likewise.
13557 (update_ssa): Likewise.
13558 * tree-sra.c (scan_function): Likewise.
13559 (decide_instantiations): Likewise.
13560 (scalarize_parms): Likewise.
13561 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
13562 (dsa_named_for): Likewise.
13563 * tree-ssa-structalias.c (update_alias_info): Likewise.
13564 (merge_smts_into): Likewise.
13566 2008-02-27 David Daney <ddaney@avtrex.com>
13569 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
13570 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
13571 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
13572 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
13573 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
13575 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
13578 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
13579 (BUILT_IN_NEXTTOWARD): Remove.
13580 (BUILT_IN_NEXTTOWARDF): Ditto.
13581 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
13582 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
13584 2008-02-27 Tom Tromey <tromey@redhat.com>
13586 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
13587 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
13589 2008-02-27 Jan Beulich <jbeulich@novell.com>
13591 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
13592 update the respective field on newdecl.
13594 2008-02-27 Revital Eres <eres@il.ibm.com>
13596 PR rtl-optimization/34999
13597 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
13598 crossing edges that ends with a call insn.
13599 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
13600 call insn and clear the EDGE_CROSSING flag of the crossing edge
13601 when fixing fallthru edges.
13603 2008-02-27 Richard Guenther <rguenther@suse.de>
13605 PR middle-end/35390
13606 * fold-const.c (fold_unary): Return the correct argument,
13607 converted to the result type.
13609 2008-02-27 Richard Guenther <rguenther@suse.de>
13611 PR middle-end/34971
13612 * expr.c (expand_expr_real_1): Assert on rotates that operate
13614 * fold-const.c (fold_binary): Use the types precision, not the
13615 bitsize of the mode if folding rotate expressions. Build rotates
13616 only for full modes.
13618 2008-02-27 Jakub Jelinek <jakub@redhat.com>
13620 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
13621 and CPP_PRAGMA_EOL.
13622 * c-pragma.c (pragma_ns_name): New typedef.
13623 (registered_pp_pragmas): New variable.
13624 (c_pp_lookup_pragma): New function.
13625 (c_register_pragma_1): If flag_preprocess_only, do nothing
13626 for non-expanded pragmas, for expanded ones push pragma's
13627 namespace and name into registered_pp_pragmas vector.
13628 (c_invoke_pragma_handler): Register OpenMP pragmas even when
13629 flag_preprocess_only, don't register GCC pch_preprocess
13630 pragma if flag_preprocess_only.
13631 * c-opts.c (c_common_init): Call init_pragma even if
13632 flag_preprocess_only.
13633 * c-pragma.c (c_pp_lookup_pragma): New prototype.
13634 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
13635 cpp_register_pragma if flag_preprocess_only.
13637 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13640 * c-parser.c (c_parser_translation_unit): Warn for empty
13641 translation unit, not empty source file.
13643 2008-02-26 Paul Brook <paul@codesourcery.com>
13645 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
13646 operand for Thumb-2.
13647 * config/arm/arm.h (reg_class): Add CORE_REGS.
13648 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
13649 (BASE_REG_CLASS): Use CORE_REGS.
13650 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
13651 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
13652 (REGNO_OK_FOR_INDEX_P): Exclude SP.
13653 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
13654 ARM_REGNO_OK_FOR_INDEX_P.
13655 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
13656 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
13657 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
13658 (ldm/stm peepholes): Ditto.
13659 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
13660 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
13661 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
13662 * config/arm/constraints.md: Enable "k" constraint on ARM.
13664 2008-02-27 Ben Elliston <bje@au.ibm.com>
13666 * config/rs6000/rs6000.c: Annotate cache line size field in all
13667 instances of struct processor_costs.
13669 2008-02-26 David Edelsohn <edelsohn@gnu.org>
13671 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
13672 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
13673 jump_bypass): New counters.
13674 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
13675 * dce.c (gate_ud_dce): Same.
13676 (gate_fast_dce): Same.
13677 * dse.c (gate_dse1): New function.
13678 (gate_dse2): New function.
13679 (gate_dse): Merge results of new gate functions.
13680 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
13681 (gate_handle_jump_bypass): Add dbg_cnt.
13682 (gate_handle_gcse): Add dbg_cnt.
13683 * ifcvt.c (gate_handle_if_conversion): Same.
13684 (gate_handle_if_after_combine): Same.
13685 (gate_handle_if_after_reload): Same.
13686 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
13688 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
13690 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
13692 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
13694 2008-02-26 Jason Merrill <jason@redhat.com>
13697 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
13698 alone if it's the naming decl for the type's main variant.
13700 2008-02-26 Tom Tromey <tromey@redhat.com>
13702 * system.h (USE_MAPPED_LOCATION): Poison.
13703 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
13704 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
13705 (make_goto_expr_edges): Likewise.
13706 (remove_bb): Likewise.
13707 (execute_warn_function_return): Likewise.
13708 * basic-block.h (struct edge_def) <goto_locus>: Change type to
13710 * c-common.c (fname_decl): Remove old location code.
13711 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
13713 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
13715 (ASM_INPUT_SOURCE_LOCATION): Likewise.
13716 (gen_rtx_ASM_INPUT): Likewise.
13717 (gen_rtx_ASM_INPUT_loc): Likewise.
13718 (get_rtx_asm_OPERANDS): Remove.
13719 * cfglayout.c (insn_locators_alloc): Remove old location code.
13720 (set_curr_insn_source_location): Likewise.
13721 (curr_insn_locator): Likewise.
13722 * print-tree.c (print_node): Remove old location code.
13723 * tree-mudflap.c (mf_varname_tree): Remove old location code.
13724 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
13725 * cfgexpand.c (expand_gimple_cond_expr): Don't use
13726 location_from_locus.
13727 (construct_exit_block): Remove old location code.
13728 * emit-rtl.c (force_next_line_note): Remove old location code.
13729 * profile.c (branch_prob): Remove old location code.
13730 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
13731 LOC_LINE): Remove old-location variants.
13732 * langhooks.c (lhd_print_error_function): Remove old location
13734 * configure, config.in: Rebuilt.
13735 * configure.ac (--enable-mapped-location): Remove.
13736 * c-decl.c (c_init_decl_processing): Remove old location code.
13737 (finish_function): Likewise.
13738 * recog.c (decode_asm_operands): Remove old location code.
13739 * c-pch.c (c_common_read_pch): Remove old location code.
13740 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
13742 * gimple-low.c (lower_function_body): Remove old location code.
13743 * toplev.c (unknown_location): Remove.
13744 (push_srcloc): Remove old-location variant.
13745 (process_options): Remove old location code.
13746 (lang_dependent_init): Likewise.
13747 * input.h (UNKNOWN_LOCATION): Move definition.
13748 (location_t): Undeprecate.
13749 (source_locus): Remove.
13750 (location_from_locus): Remove.
13751 (struct location_s): Remove.
13752 Remove all old-location code.
13753 (input_line, input_filename): Remove.
13754 * final.c (final_scan_insn): Remove old location code.
13755 * diagnostic.c (diagnostic_build_prefix): Remove
13756 USE_MAPPED_LOCATION test.
13757 * tree.h (gimple_stmt) <locus>: Now a location_t.
13758 (tree_exp) <locus>: Likewise.
13759 (DECL_IS_BUILTIN): Remove old-location variant.
13760 (annotate_with_file_line, annotate_with_locus): Likewise.
13761 (expr_locus, set_expr_locus): Update.
13762 * tree.c (build1_stat): Remove old location code.
13763 (last_annotated_node): Remove.
13764 (annotate_with_file_line): Remove old-location variant.
13765 (annotate_with_locus): Likewise.
13766 (expr_location): Remove old location code.
13767 (set_expr_location): Likewise.
13768 (expr_has_location): Likewise.
13769 (expr_locus): Likewise.
13770 (set_expr_locus): Likewise.
13771 (expr_filename): Don't use location_from_locus.
13772 (expr_lineno): Likewise.
13773 * rtl-error.c (location_for_asm): Remove old location code.
13774 * c-lex.c (cb_line_change): Remove old location code.
13775 (fe_file_change): Likewise.
13776 (cb_def_pragma): Likewise.
13777 (c_lex_with_flags): Likewise.
13778 * gengtype.c (do_typedef): Don't special-case location types.
13779 (define_location_structures): Remove.
13780 (main): Don't call define_location_structures.
13781 * tree-pretty-print.c (dump_implicit_edges): Remove old location
13784 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13787 * builtins.def (BUILT_IN_STDARG_START): Remove.
13788 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
13789 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13790 * tree-inline.c (inline_forbidden_p_1): Likewise.
13792 2008-02-26 Richard Guenther <rguenther@suse.de>
13794 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13795 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13796 (lookup_decl_from_uid): Declare.
13797 (remove_decl_from_map): Likewise.
13798 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13799 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13800 (decl_for_uid_map): New global hashtable mapping DECL_UID
13802 (init_ttree): Allocate it.
13803 (insert_decl_to_uid_decl_map): New helper function.
13804 (make_node_stat): Insert new decls into the map.
13805 (copy_node_stat): Likewise.
13806 (lookup_decl_from_uid): New function.
13807 (remove_decl_from_map): Likewise.
13808 (print_decl_for_uid_map_statistics): New helper.
13809 (dump_tree_statistics): Call it.
13811 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13812 (referenced_var_iterator): Adjust.
13813 (FOR_EACH_REFERENCED_VAR): Adjust.
13814 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13815 (num_referenced_vars): Adjust.
13816 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13817 (first_referenced_var): Remove.
13818 (end_referenced_vars_p): Likewise.
13819 (next_referenced_var): Likewise.
13820 (referenced_var_iterator_set): New helper function.
13821 * tree-dfa.c (referenced_var_lookup): Adjust.
13822 (referenced_var_check_and_insert): Likewise.
13823 (remove_referenced_var): Likewise.
13824 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13825 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13826 (verify_call_clobbering): Likewise.
13827 (verify_memory_partitions): Likewise.
13828 (init_tree_ssa): Allocate bitmap instead of hashtable for
13830 (delete_tree_ssa): Adjust.
13831 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
13832 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13833 (compute_tag_properties): Likewise.
13834 (set_initial_properties): Likewise.
13835 (find_partition_for): Likewise.
13836 (update_reference_counts): Likewise.
13837 (dump_may_aliases_for): Likewise.
13838 * tree-ssa-operands.c (add_virtual_operand): Likewise.
13839 (add_call_clobber_ops): Likewise.
13840 (add_call_read_ops): Likewise.
13841 (get_asm_expr_operands): Likewise.
13842 * tree-into-ssa.c (dump_decl_set): Likewise.
13843 (update_ssa): Likewise.
13844 * tree-sra.c (scan_function): Likewise.
13845 (decide_instantiations): Likewise.
13846 (scalarize_parms): Likewise.
13847 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
13848 (dsa_named_for): Likewise.
13849 * tree-ssa-structalias.c (update_alias_info): Likewise.
13850 (merge_smts_into): Likewise.
13852 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13855 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
13856 * c-opts.c (c_common_handle_option): Wall enables
13857 Wvolatile-register-var.
13858 * common.opt: Move Wvolatile-register-var to...
13861 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13863 * common.opt (Wlarger-than=): New.
13864 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
13866 * opts.c (common_handle_option): Handle -Wlarger-than=.
13867 * optc-gen.awk: Likewise.
13868 * opth-gen.awk: Likewise.
13869 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
13870 * tree-optimize.c (tree_rest_of_compilation): Likewise.
13872 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13874 * c-common.c (match_case_to_enum_1): Add appropriate
13875 OPT_W* parameter to warning.
13876 (c_do_switch_warnings): Likewise.
13877 * c-typeck.c (warning_init): Add one more parameter following
13878 'warning' function.
13879 (push_init_level): Update call to warning_init.
13880 (pop_init_level): Likewise.
13881 (add_pending_init): Likewise.
13882 (output_init_element: Likewise.
13884 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13887 * toplev.c (toplev_main): If there are warnings or error, print
13888 errors for ignored options.
13889 * opts.c (ignored_options): New static variable.
13890 (postpone_unknown_option_error): New.
13891 (print_ignored_options): New.
13892 (handle_option): Postpone errors for unknown -Wno-* options.
13893 * opts.h (print_ignored_options): Declare.
13895 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
13897 * config/mips/mips.md (loadgp_blockage, blockage): Change type
13900 2008-02-25 Richard Guenther <rguenther@suse.de>
13903 2008-02-25 Richard Guenther <rguenther@suse.de>
13905 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13906 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13907 (lookup_decl_from_uid): Declare.
13908 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13909 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13910 (decl_for_uid_map): New global hashtable mapping DECL_UID
13912 (init_ttree): Allocate it.
13913 (insert_decl_to_uid_decl_map): New helper function.
13914 (make_node_stat): Insert new decls into the map.
13915 (copy_node_stat): Likewise.
13916 (lookup_decl_from_uid): New function.
13917 (print_decl_for_uid_map_statistics): New helper.
13918 (dump_tree_statistics): Call it.
13920 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13921 (referenced_var_iterator): Adjust.
13922 (FOR_EACH_REFERENCED_VAR): Adjust.
13923 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13924 (num_referenced_vars): Adjust.
13925 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13926 (first_referenced_var): Remove.
13927 (end_referenced_vars_p): Likewise.
13928 (next_referenced_var): Likewise.
13929 (referenced_var_iterator_set): New helper function.
13930 * tree-dfa.c (referenced_var_lookup): Adjust.
13931 (referenced_var_check_and_insert): Likewise.
13932 (remove_referenced_var): Likewise.
13933 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13934 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13935 (verify_call_clobbering): Likewise.
13936 (verify_memory_partitions): Likewise.
13937 (init_tree_ssa): Allocate bitmap instead of hashtable for
13939 (delete_tree_ssa): Adjust.
13940 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
13941 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13942 (compute_tag_properties): Likewise.
13943 (set_initial_properties): Likewise.
13944 (find_partition_for): Likewise.
13945 (update_reference_counts): Likewise.
13946 (dump_may_aliases_for): Likewise.
13947 * tree-ssa-operands.c (add_virtual_operand): Likewise.
13948 (add_call_clobber_ops): Likewise.
13949 (add_call_read_ops): Likewise.
13950 (get_asm_expr_operands): Likewise.
13951 * tree-into-ssa.c (dump_decl_set): Likewise.
13952 (update_ssa): Likewise.
13953 * tree-sra.c (scan_function): Likewise.
13954 (decide_instantiations): Likewise.
13955 (scalarize_parms): Likewise.
13956 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
13957 (dsa_named_for): Likewise.
13958 * tree-ssa-structalias.c (update_alias_info): Likewise.
13959 (merge_smts_into): Likewise.
13961 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
13964 * doc/invoke.texi (-fcx-limited-range): Document new option.
13965 * toplev.c (process_options): Handle -fcx-fortran-rules.
13966 * common.opt: Add documentation for -fcx-fortran-rules.
13968 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
13971 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
13972 actual behaviour and C99.
13974 2008-02-26 Ben Elliston <bje@au.ibm.com>
13976 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
13977 (ASM_CPU_POWER6_SPEC): Likewise.
13978 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
13979 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
13980 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
13982 2008-02-25 Richard Guenther <rguenther@suse.de>
13984 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13985 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13986 (lookup_decl_from_uid): Declare.
13987 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13988 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13989 (decl_for_uid_map): New global hashtable mapping DECL_UID
13991 (init_ttree): Allocate it.
13992 (insert_decl_to_uid_decl_map): New helper function.
13993 (make_node_stat): Insert new decls into the map.
13994 (copy_node_stat): Likewise.
13995 (lookup_decl_from_uid): New function.
13996 (print_decl_for_uid_map_statistics): New helper.
13997 (dump_tree_statistics): Call it.
13999 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14000 (referenced_var_iterator): Adjust.
14001 (FOR_EACH_REFERENCED_VAR): Adjust.
14002 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14003 (num_referenced_vars): Adjust.
14004 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14005 (first_referenced_var): Remove.
14006 (end_referenced_vars_p): Likewise.
14007 (next_referenced_var): Likewise.
14008 (referenced_var_iterator_set): New helper function.
14009 * tree-dfa.c (referenced_var_lookup): Adjust.
14010 (referenced_var_check_and_insert): Likewise.
14011 (remove_referenced_var): Likewise.
14012 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14013 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14014 (verify_call_clobbering): Likewise.
14015 (verify_memory_partitions): Likewise.
14016 (init_tree_ssa): Allocate bitmap instead of hashtable for
14018 (delete_tree_ssa): Adjust.
14019 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14020 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14021 (compute_tag_properties): Likewise.
14022 (set_initial_properties): Likewise.
14023 (find_partition_for): Likewise.
14024 (update_reference_counts): Likewise.
14025 (dump_may_aliases_for): Likewise.
14026 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14027 (add_call_clobber_ops): Likewise.
14028 (add_call_read_ops): Likewise.
14029 (get_asm_expr_operands): Likewise.
14030 * tree-into-ssa.c (dump_decl_set): Likewise.
14031 (update_ssa): Likewise.
14032 * tree-sra.c (scan_function): Likewise.
14033 (decide_instantiations): Likewise.
14034 (scalarize_parms): Likewise.
14035 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14036 (dsa_named_for): Likewise.
14037 * tree-ssa-structalias.c (update_alias_info): Likewise.
14038 (merge_smts_into): Likewise.
14040 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
14043 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
14044 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
14045 * alias.h (nonoverlapping_memrefs_p): Likewise.
14047 2008-02-25 Jan Beulich <jbeulich@novell.com>
14049 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
14050 * config/i386/netware-libgcc.exp: Add __bswap?i2,
14051 __emultls_get_address, __emultls_register_common,
14052 __floatundi?f, and _Unwind_GetIPInfo.
14053 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
14054 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
14055 (gen_regparm_prefix): Likewise.
14056 (i386_nlm_encode_section_info): Sync with
14057 config/i386/winnt.c:i386_pe_encode_section_info().
14058 (i386_nlm_maybe_mangle_decl_assembler_name): New.
14059 i386_nlm_mangle_decl_assembler_name): New.
14060 (netware_override_options): New.
14061 * config/i386/netware.h (netware_override_options): Declare.
14062 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
14063 (i386_nlm_mangle_decl_assembler_name): Declare.
14064 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
14066 2008-02-25 Ben Elliston <bje@au.ibm.com>
14069 * c-decl.c (grokdeclarator): Remove unused local variables
14070 `typedef_type' and `type_as_written'.
14072 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
14073 unused local variable `has_hot_blocks'.
14074 (fix_crossing_conditional_branches): Remove unused local variable
14077 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
14079 PR middle-end/19984
14080 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
14081 using DEF_C99_BUILTIN.
14082 (BUILT_IN_NANF): Ditto.
14083 (BUILT_IN_NANL): Ditto.
14085 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
14086 Revital Eres <eres@il.ibm.com>
14088 * modulo-sched.c (calculate_must_precede_follow): Address TODO
14089 regarding the order of two dependent insns in the same row.
14091 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
14093 * stor-layout.c (layout_decl): Do not bump the alignment of a
14094 bit-field to more than byte alignment if it is packed.
14096 2008-02-24 David Edelsohn <edelsohn@gnu.org>
14098 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
14101 2008-02-24 Diego Novillo <dnovillo@google.com>
14103 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
14106 * tree-vrp.c (vrp_evaluate_conditional): With
14107 -Wtype-limits, emit a warning when comparing against a
14108 constant outside the natural range of OP0's type.
14109 * c.opt (Wtype-limits): Move ...
14110 * common.opt (Wtype-limits): ... here.
14112 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
14114 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
14115 * config/rs6000/e300c2c3.md: New file.
14116 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14118 (rs6000_override_options): Add e300c2 and e300c3 cases to
14119 processor_target_table. Do not allow usage of Altivec or Spe
14120 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
14121 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
14122 * config/rs6000/rs6000.h (processor_type): Add
14123 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
14124 (ASM_CPU_SPEC): Add e300c2 and e300c3.
14125 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
14126 and ppce300c3. Include e300c2c3.md.
14128 2008-02-23 David Edelsohn <edelsohn@gnu.org>
14130 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
14131 instead of TARGET_STRICT_ALIGN.
14133 2008-02-23 Joseph Myers <joseph@codesourcery.com>
14135 * explow.c (memory_address): Assert that the generated address is
14138 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14141 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
14142 * config/darwin-ppc-ldouble-patch.def: New file.
14143 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
14144 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
14145 SUBTARGET_INIT_BUILTINS if defined.
14146 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
14149 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
14152 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
14153 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
14155 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
14158 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
14159 file" warning condtional on -Winvalid-PCH.
14161 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
14163 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
14165 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
14169 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
14170 prevent reload from using MMX registers.
14171 (*mov<mode>_internal): Ditto.
14172 (*movv2sf_internal_rex64): Ditto.
14173 (*movv2sf_internal): Ditto.
14175 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14177 PR documentation/31569
14178 * doc/install.texi2html: Use makeinfo --no-number-sections.
14180 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14182 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
14183 ensure that we can address an entire entity > 8 bytes. Don't
14184 generate reg+reg addressing for such data.
14186 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14188 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
14189 strings when optimizing for size, unless the target cares about
14192 2008-02-22 Tom Tromey <tromey@redhat.com>
14194 * regclass.c (current_pass): Remove declaration.
14196 2008-02-22 Anatoly Sokolov <aesok@post.ru>
14198 * config/avr/libgcc.S (__RAMPZ__): Define.
14199 (__do_copy_data): Add for devices with 128KB code memory.
14201 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14203 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14205 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
14207 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
14209 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
14212 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14215 * c-typeck.c (build_binary_op): Warn about floating point
14216 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
14218 2008-02-21 Janis Johnson <janis187@us.ibm.com>
14221 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
14222 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
14224 (rs6000_override_options): Set altivec_abi as default, not override,
14225 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
14226 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
14227 is used; use new member spe_abi.
14228 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
14229 spe_abi and altivec_abi.
14231 2008-02-22 Tomas Bily <tbily@suse.cz>
14233 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
14235 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14238 * config.build (build_file_translate): Set to `CMD //c' only if
14240 * Makefile.in (build_file_translate): Improve comment.
14242 2008-02-21 Jan Hubicka <jh@suse.cz>
14244 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
14245 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
14246 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
14248 2008-02-21 Michael Matz <matz@suse.de>
14251 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
14253 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
14255 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
14256 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
14257 as insn constraint.
14258 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
14259 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
14260 SSE_VEC_FLOAT_MODE_P as insn constraint.
14261 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
14262 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
14263 sse4a_movntdf using MODEF mode iterator.
14264 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
14265 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
14266 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
14267 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
14268 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
14269 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
14270 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
14272 2008-02-21 Richard Guenther <rguenther@suse.de>
14274 * tree.def (PAREN_EXPR): New tree code.
14275 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
14277 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
14278 * expr.c (expand_expr_real_1): Likewise.
14279 * tree-inline.c (estimate_num_insns_1): Likewise.
14280 * tree-complex.c (expand_complex_move): Likewise.
14281 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
14284 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
14287 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
14289 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
14292 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
14294 * config/sh/sh.c (find_barrier): Don't go past
14295 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
14297 2008-02-20 DJ Delorie <dj@redhat.com>
14299 * config/h8300/h8300.md (insv): Force source operand to be a register.
14301 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
14302 as a jump, not as a plain insn.
14304 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
14306 * doc/invoke.texi (Warning Options): Add new option
14307 -Wframe-larger-than=.
14308 (-Wframe-larger-than): Document.
14310 * flags.h (warn_frame_larger_than, frame_larger_than_size):
14311 Add declarations for new option variables.
14313 * final.c (final_start_function): Check the frame size
14314 before emission and issue a Wframe-larger-than warning.
14316 * opts.c (warn_frame_larger_than, frame_larger_than_size):
14317 Add definitions for new option variables.
14318 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
14320 * common.opt (Wframe-larger-than=): New option.
14322 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
14324 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
14325 (<sse>_div<mode>3): Ditto.
14326 (<sse>_vmdiv<mode>3): Ditto.
14327 (<sse>_vmsqrt<mode>2): Ditto.
14328 (*smax<mode>3): Ditto.
14329 (sse5_frcz<mode>2): Ditto.
14330 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
14331 as insn constraint.
14333 2008-02-20 Richard Guenther <rguenther@suse.de>
14335 PR middle-end/35265
14336 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
14337 be happy with INTEGRAL_TYPE_P.
14339 2008-02-20 Richard Guenther <rguenther@suse.de>
14341 * fold-const.c (split_tree): Associate floatig-point expressions
14342 if flag_associative_math is set.
14344 2008-02-20 Richard Guenther <rguenther@suse.de>
14346 * tree.h (fold_real_zero_addition_p): Declare.
14347 * fold-const.c (fold_real_zero_addition_p): Export.
14348 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
14349 floating-point operations with zero and one.
14351 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
14353 * doc/install.texi: Correct references to CFLAGS, replacing them
14354 with BOOT_CFLAGS. Document flags used during bootstrap for
14357 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
14359 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
14360 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
14361 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
14363 (smin<mode>3): Ditto from similar patterns.
14364 (smax<mode>3): Ditto.
14365 (*ieee_smin<mode>3): Ditto.
14366 (*ieee_smax<mode>3): Ditto.
14367 * config/i386/sse.md (sse): New mode attribute.
14368 (mov<mode>): Macroize expander from movv4sf and movv2df using
14369 SSEMODEF2P mode iterator.
14370 (<sse>_movnt<mode>): Ditto from similar patterns. Use
14371 SSE_VEC_FLOAT_MODE_P as insn constraint.
14372 (storent<mode>): Ditto.
14373 (storent<mode>): Macroize expander from storentsf and storentdf using
14374 MODEF mode iterator.
14375 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
14376 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
14377 (abs<mode>2): Ditto from similar patterns.
14378 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
14379 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
14380 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
14381 (<sse>_vmsqrt<mode>2): Ditto.
14382 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
14383 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
14384 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
14385 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
14386 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
14387 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
14388 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
14390 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
14391 iterator and SSE_FLOAT_MODE_P as insn constraint.
14392 (<sse>_ucomi): Ditto from similar patterns.
14393 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
14394 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
14395 SSE_VEC_FLOAT_MODE_P as insn constraint.
14396 (vcond<mode>): Ditto from similar patterns.
14397 (and<mode>3, *and<mode>3): Ditto.
14398 (<sse>_nand<mode>3): Ditto.
14399 (ior<mode>3, *ior<mode>3): Ditto.
14400 (xor<mode>3, *xor<mode>3): Ditto.
14401 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
14402 iterator and SSE_FLOAT_MODE_P as insn constraint.
14403 (*nand<mode>3): Ditto from similar patterns.
14404 (*ior<mode>3): Ditto.
14405 (*xor<mode>3): Ditto.
14407 2008-02-20 Ira Rosen <irar@il.ibm.com>
14409 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
14410 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
14411 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
14413 2008-02-19 Jan Hubicka <jh@suse.cz>
14415 * predict.c (tree_bb_level_predictions): Remove variable next
14416 mistakely introduced by previous commit.
14418 2008-02-19 Jan Hubicka <jh@suse.cz>
14420 * predict.c (predict_paths_leading_to): Rewrite.
14421 (predict_paths_for_bb): New.
14422 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
14424 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14427 * Makefile.in (build_file_translate): New.
14428 (gcc-vers.texi): Use it for translating $(abs_srcdir).
14429 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
14430 * configure.ac (build_file_translate): Substitute it.
14431 * configure: Regenerate.
14433 2008-02-19 Jan Hubicka <jh@suse.cz>
14435 PR rtl-optimization/34408
14436 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
14439 2008-02-19 Jan Hubicka <jh@suse.cz>
14441 PR middle-end/28779
14442 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
14445 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
14448 * config/i386/i386-modes.def: Revert the last DI alignment
14449 change until Ada people can look into it.
14451 2008-02-19 Nick Clifton <nickc@redhat.com>
14453 * opts.c (print_specific_help): Fix typo in --help text.
14455 2008-02-19 Jakub Jelinek <jakub@redhat.com>
14458 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
14459 32-bit inline asm without asm alternatives for host GCC < 3.0.
14461 2008-02-19 Richard Guenther <rguenther@suse.de>
14463 PR tree-optimization/34989
14464 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
14465 Allow propagation to INDIRECT_REF if we can simplify only.
14467 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14469 * c-common.c (warn_for_collisions_1): Use appropriate option when
14472 2008-02-19 Nick Clifton <nickc@redhat.com>
14475 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
14476 (handle_options): Fix indentation.
14477 (print_filtered_help): If no language-specific options were
14478 displayed tell the user how to list all the options supported by
14479 the language's front-end.
14480 (print_specific_help): Fix indentation and remove duplicate line.
14481 (common_handle_option): Handle the -v option.
14482 For --help enable the display of undocumented options if the -v
14483 switch has been included on the command line.
14484 For --help= check for overlaps in the arguments between the option
14485 classes and the language names and issue a warning when they
14486 cannot be disambiguated.
14487 * c.opt (v): Pass on to the common option handler.
14489 2008-02-19 Revital Eres <eres@il.ibm.com>
14491 * modulo-sched.c (sms_schedule): Change dump message when
14492 create_ddg function fails.
14493 (try_scheduling_node_in_cycle): Rename row to cycle.
14494 (print_partial_schedule): Rename CYCLE to ROW.
14496 2008-02-19 Christian Bruel <christian.bruel@st.com>
14497 Zdenek Dvorak <ook@ucw.cz>
14499 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
14501 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
14504 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
14505 (*x86_movdicc_0_m1_se): Ditto.
14507 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
14509 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
14510 (CMPtype): Define as __gcc_CMPtype.
14511 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
14512 (CMPtype): Define as __gcc_CMPtype.
14514 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
14516 Support valgrind 3.3 for --enable-checking=valgrind.
14517 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
14519 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
14520 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
14521 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
14522 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
14523 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
14524 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
14525 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
14527 * ggc-zone.c: Similar.
14528 * ggc-page.c: Similar.
14530 2008-02-19 Paul Brook <paul@codesourcery.com>
14533 * config/arm/ieee754-df.S: Fix do_it typo.
14534 * config/arm/ieee754-sf.S: Fix do_it typo.
14536 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
14539 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
14540 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
14541 (OPTION_MASK_ISA_SSE_SET): Likewise.
14542 (OPTION_MASK_ISA_SSE2_SET): Likewise.
14543 (OPTION_MASK_ISA_SSE3_SET): Likewise.
14544 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
14545 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
14546 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
14547 (OPTION_MASK_ISA_SSE4_SET): Likewise.
14548 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
14549 (OPTION_MASK_ISA_SSE5_SET): Likewise.
14550 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
14551 (OPTION_MASK_ISA_MMX_UNSET): Updated.
14552 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
14553 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
14554 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
14555 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
14556 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
14557 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
14558 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
14559 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
14560 (OPTION_MASK_ISA_SSE4): Removed.
14561 (ix86_handle_option): Turn on bits in ix86_isa_flags and
14562 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
14563 (override_options): Don't turn on implied SSE/MMX bits in
14566 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
14568 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14571 2008-02-18 Joey Ye <joey.ye@intel.com>
14573 PR middle-end/34921
14574 * tree-nested.c (insert_field_into_struct): Set type alignment
14575 to field alignment if the former is less than the latter.
14577 2008-02-18 Jakub Jelinek <jakub@redhat.com>
14579 * BASE-VER: Set to 4.4.0.
14581 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14583 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
14584 * doc/cfg.texi: Likewise.
14585 * doc/extend.texi: Likewise.
14586 * doc/gty.texi: Likewise.
14587 * doc/invoke.texi: Likewise.
14588 * doc/loop.texi: Likewise.
14589 * doc/md.texi: Likewise.
14590 * doc/passes.texi: Likewise.
14591 * doc/rtl.texi: Likewise.
14592 * doc/sourcebuild.texi: Likewise.
14593 * doc/tm.texi: Likewise.
14594 * doc/tree-ssa.texi: Likewise.
14596 2008-02-17 Richard Guenther <rguenther@suse.de>
14598 PR middle-end/35227
14599 * tree-complex.c (init_parameter_lattice_values): Handle parameters
14600 without default definition.
14602 2008-02-17 Richard Guenther <rguenther@suse.de>
14604 PR tree-optimization/35231
14605 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
14608 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
14611 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14612 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
14613 libgcc_cmp_return mode.
14615 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14618 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
14620 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
14622 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
14625 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14627 * doc/c-tree.texi: Use `@.' where appropriate.
14628 * doc/extend.texi: Likewise.
14629 * doc/install.texi: Likewise.
14630 * doc/invoke.texi: Likewise.
14631 * doc/loop.texi: Likewise.
14632 * doc/makefile.texi: Likewise.
14633 * doc/md.texi: Likewise.
14634 * doc/passes.texi: Likewise.
14635 * doc/standards.texi: Likewise.
14636 * doc/tm.texi: Likewise.
14638 2008-02-15 Jakub Jelinek <jakub@redhat.com>
14640 PR middle-end/35196
14641 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
14643 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
14644 rather than in entry_bb.
14646 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14648 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
14649 libgcc_cmp_return mode.
14651 2008-02-15 Jakub Jelinek <jakub@redhat.com>
14653 PR middle-end/35130
14654 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
14655 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
14657 2008-02-15 Richard Guenther <rguenther@suse.de>
14658 Zdenek Dvorak <ook@ucw.cz>
14660 PR tree-optimization/35164
14661 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
14662 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
14663 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
14664 Only propagate addresses which do not have abnormal SSA_NAMEs
14667 2008-02-15 Joseph Myers <joseph@codesourcery.com>
14670 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
14672 2008-02-15 Jan Hubicka <jh@suse.cz>
14674 PR middle-end/35149
14675 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
14677 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14679 PR middle-end/34621
14680 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
14681 when calculating alignment_pad.
14683 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14685 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
14686 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
14687 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
14688 and STACK_BOUNDARY define.
14690 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
14692 PR preprocessor/35061
14693 * c-pragma.c (handle_pragma_pop_macro): Check that
14694 pushed_macro_table has been allocated.
14696 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
14698 PR middle-end/35136
14699 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
14700 (force_gimple_operand): Likewise.
14701 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
14702 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
14703 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
14704 (find_interesting_uses_address): Check addressability and alignment
14705 of the base expression only after substituting bases of IVs into it.
14707 2008-02-14 Michael Matz <matz@suse.de>
14710 * function.c (instantiate_virtual_regs_in_insn): Reload address
14711 before falling back to reloading the whole operand.
14713 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
14715 * config/s390/s390.c (s390_mainpool_start): Emit the pool
14716 before the first section switch note.
14718 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14720 * doc/bugreport.texi: Update copyright years.
14721 * doc/c-tree.texi: Likewise.
14722 * doc/cfg.texi: Likewise.
14723 * doc/cpp.texi: Likewise.
14724 * doc/cppinternals.texi: Likewise.
14725 * doc/fragments.texi: Likewise.
14726 * doc/frontends.texi: Likewise.
14727 * doc/gcc.texi: Likewise.
14728 * doc/gty.texi: Likewise.
14729 * doc/hostconfig.texi: Likewise.
14730 * doc/implement-c.texi: Likewise.
14731 * doc/libgcc.texi: Likewise.
14732 * doc/loop.texi: Likewise.
14733 * doc/makefile.texi: Likewise.
14734 * doc/options.texi: Likewise.
14735 * doc/passes.texi: Likewise.
14736 * doc/rtl.texi: Likewise.
14737 * doc/sourcebuild.texi: Likewise.
14738 * doc/standards.texi: Likewise.
14739 * doc/tree-ssa.texi: Likewise.
14740 * doc/trouble.texi: Likewise.
14742 * doc/extend.texi: Use @: or add comma where appropriate.
14743 * doc/invoke.texi: Likewise.
14744 * doc/tm.texi: Likewise.
14746 2008-02-14 Alan Modra <amodra@bigpond.net.au>
14749 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
14752 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
14754 * doc/md.texi (clz, ctz): Add reference.
14755 * doc/rtl.texi (clz, ctz): Likewise.
14757 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14760 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
14763 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
14765 * config/s390/s390.c (struct constant_pool): New field
14766 emit_pool_after added.
14767 (s390_mainpool_start): Set the emit_pool_after flag according
14768 to the section switch notes.
14769 (s390_mainpool_finish): Consider emit_pool_after when emitting
14770 the literal pool at the end of the function.
14771 (s390_chunkify_start): Force literal pool splits at section
14774 2008-02-13 Michael Matz <matz@suse.de>
14777 * var-tracking.c (clobber_variable_part): Correctly traverse the
14780 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14783 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
14784 Add -fdump-ipa-inline.
14785 * tree-dump.c (dump_files): Remove tree-inlined dump.
14786 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
14788 2008-02-12 Richard Guenther <rguenther@suse.de>
14790 PR tree-optimization/35171
14791 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
14794 2008-02-12 Richard Guenther <rguenther@suse.de>
14796 PR middle-end/35163
14797 * fold-const.c (fold_widened_comparison): Use get_unwidened in
14798 value-preserving mode. Disallow final truncation.
14800 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
14802 PR middle-end/35136
14803 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
14804 code from here to...
14805 (force_gimple_operand): ...here.
14807 2008-02-12 Jakub Jelinek <jakub@redhat.com>
14810 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
14811 non-compatible pointers.
14812 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
14813 different FIELD_DECLs, try harder by comparing field offsets, sizes
14816 PR inline-asm/35160
14817 * function.c (match_asm_constraints_1): Don't replace the same input
14820 2008-02-12 Anatoly Sokolov <aesok@post.ru>
14822 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
14823 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
14824 (expand_epilogue): Restore RAMPZ register.
14825 * config/avr/avr.md (RAMPZ_ADDR): New constant.
14827 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
14829 * config/i386/cygwin.asm: (__alloca): Correct calling
14830 convention and alignment.
14831 (__chkstk): Force 8 byte stack alignment.
14833 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
14834 Richard Guenther <rguenther@suse.de>
14836 PR tree-optimization/33992
14837 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
14838 the zero we compare against.
14840 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
14842 PR libfortran/35063
14843 * gthr-win32.h (__gthread_mutex_destroy_function): New function
14844 to CloseHandle after unlocking to prevent accumulation of handle
14847 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14849 PR middle_end/34150
14850 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
14851 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
14852 and update LABEL_NUSES during and after reload.
14854 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
14856 PR middle-end/34627
14857 * combine.c (simplify_if_then_else): Make sure the comparison is
14858 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
14860 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
14863 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
14864 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
14865 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
14866 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
14867 * tree.h (get_type_static_bounds): Likewise.
14869 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14871 * doc/invoke.texi (Option Summary, C++ Dialect Options)
14872 (Objective-C and Objective-C++ Dialect Options, Warning Options):
14873 Make -Wfoo language annotations match what the compiler outputs.
14875 2008-02-08 Sa Liu <saliu@de.ibm.com>
14877 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
14878 intrinsics spu_convts, spu_convtu, spu_convtf.
14880 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
14882 * doc/extend.texi (Function Attributes) <noinline>: Mention
14883 asm ("") as method to keep calls.
14885 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14888 * doc/options.texi (Options): Replace references to opts.sh with
14890 * opts-common.c: Likewise.
14891 * optc-gen.awk: Likewise.
14893 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
14895 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
14897 2008-02-07 Richard Henderson <rth@redhat.com>
14900 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
14901 EXPR_LIST for the REG_EQUAL instead of a comparison with a
14904 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
14906 PR tree-optimization/35085
14907 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
14908 for operand entry oe2 in addition to operand entry oe3 in order to
14909 expose more opportunities for vectorizer sum reduction.
14911 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14914 * Makefile.in (LIBS): Remove $(GMPLIBS).
14915 (cc1-dummy, cc1): Add $(GMPLIBS).
14917 2008-02-06 Jan Hubicka <jh@suse.cz>
14920 * i386.md (moddf_integer): Do not produce partial memory stalls for
14921 targets where it hurts.
14923 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
14926 * optabs.c (expand_float): Do not check for decimal modes when
14927 expanding unsigned integer through signed conversion.
14929 2008-02-06 Nick Clifton <nickc@redhat.com>
14931 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
14932 inside the clobber with a match_operand and duplicated operand
14933 number in the constraint.
14934 (ineqbranchsi): Delete redundant comment.
14936 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
14938 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
14939 builtin_define ("__USE_INIT_FINI__").
14940 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
14942 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
14944 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14946 PR documentation/30330
14947 * doc/invoke.texi (C++ Dialect Options)
14948 (Objective-C and Objective-C++ Dialect Options, Warning Options):
14949 For each warning option -Wfoo that allows -Wno-foo, ensure both
14950 -Wfoo and -Wno-foo are listed in the option index. Fix index
14951 entry of -Wswitch-default, index -Wnormalized= including the
14952 `=', and -Wlarger-than-@var{len} including @var{len}.
14954 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
14956 * config/i386/i386.md (floatunssisf2): Use
14957 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
14958 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
14959 Macroize expander using MODEF mode iterator.
14961 2008-02-05 Diego Novillo <dnovillo@google.com>
14963 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
14966 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
14968 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14971 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
14973 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
14976 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
14977 to indicate if a message should be generated.
14978 (init_cumulative_args): Updated.
14979 (function_value_32): Likewise.
14981 2008-02-05 Joseph Myers <joseph@codesourcery.com>
14983 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
14985 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
14988 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
14989 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
14991 2008-02-04 Diego Novillo <dnovillo@google.com>
14993 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
14996 * tree-vrp.c (vrp_evaluate_conditional): With
14997 -Wtype-limits, emit a warning when comparing against a
14998 constant outside the natural range of OP0's type.
15000 2008-02-04 Richard Guenther <rguenther@suse.de>
15002 PR middle-end/33631
15003 * expr.c (count_type_elements): Give for unions instead of
15006 2008-02-04 Richard Guenther <rguenther@suse.de>
15008 PR middle-end/35043
15009 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
15010 to TYPE_DOMAINs base type instead of using bitsizetype here.
15012 2008-02-03 Jason Merrill <jason@redhat.com>
15014 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
15016 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15019 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
15020 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
15021 (RS/6000 and PowerPC Options): Fix typos and markup.
15022 * doc/passes.texi (Tree-SSA passes): Likewise.
15024 2008-02-02 Michael Matz <matz@suse.de>
15027 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
15028 from record_last_reg_set_info.
15029 (record_last_reg_set_info): Take an RTX argument, iterate over all
15030 constituent hardregs.
15031 (record_last_set_info, record_opr_changes): Change calls to
15032 new signature or to record_last_reg_set_info_regno.
15034 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
15036 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
15038 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
15040 PR rtl-optimization/34773
15041 * reg-notes.def (EQUAL): Mention significance of combination of
15042 REG_EQUAL and REG_RETVAL.
15043 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
15044 insn that has a REG_RETVAL.
15046 2008-02-01 Roger Sayle <roger@eyesopen.com>
15049 * configure.ac (--enable-fixed-point): Disable unless explicitly
15051 * configure: Regenerate.
15053 2008-02-01 Richard Guenther <rguenther@suse.de>
15056 * invoke.texi (-finline-limit): Remove no longer true parts
15057 of the documentation. Note that there is no default value.
15059 2008-02-01 Andrew Pinski <pinskia@gmail.com>
15060 Mark Mitchell <mark@codesourcery.com>
15061 Ben Elliston <bje@au.ibm.com>
15064 * doc/extend.texi (Other Builtins): Document.
15066 2008-01-31 Tom Browder <tom.browder@gmail.com>
15068 * doc/c-tree.texi (Types): Fix grammar.
15069 (Expression trees): Ditto.
15070 * doc/passes.texi (Tree-SSA passes): Ditto.
15072 * doc/configterms.texi (Configure Terms): Fix typo.
15073 * doc/cpp.texi (Common Predefined Macros): Ditto.
15074 * doc/md.texi (Machine Constraints): Ditto.
15076 * doc/makefile.texi (Makefile): Add comma.
15078 2008-01-31 Tom Browder <tom.browder@gmail.com>
15079 Gerald Pfeifer <gerald@pfeifer.com>
15081 * doc/sourcebuild.texi (Front End): Remove references to CVS
15082 and CVSROOT/modules.
15083 (Texinfo Manuals): Replace reference to CVS by one to SVN.
15084 (Back End): Remove reference to CVS.
15086 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
15089 * config/mips/mips.c (gen_load_const_gp): New function, taking a
15091 (mips16_gp_pseudo_reg): ...here.
15092 * config/mips/mips.md (load_const_gp): Replace with...
15093 (load_const_gp_<mode>): ...this :P-based insn.
15095 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15097 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
15098 options. Minor fixes.
15099 (-std): Move reference to standards closer to where language
15100 standards are first mentioned.
15102 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
15104 PR rtl-optimization/34995
15105 * reload.c (alternative_allows_const_pool_ref): Take an rtx
15106 parameter and return a bool. If the rtx parameter is nonnull,
15107 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
15108 (find_reloads): Update call accordingly. Pass the new operand
15109 if it needed no address reloads, otherwise pass null.
15111 2008-01-30 Richard Henderson <rth@redhat.com>
15114 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
15115 for unbounded arrays.
15117 2008-01-30 Silvius Rus <rus@google.com>
15119 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
15121 2008-01-30 Jan Hubicka <jh@suse.cz>
15124 * i386.c (init_cumulative_args): Use real function declaration when
15127 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
15129 PR rtl-optimization/34998
15130 * global.c (build_insn_chain): Treat non-subreg_lowpart
15131 SUBREGs of pseudos as clobbering all the words covered by the
15132 SUBREG, not just all the bytes.
15133 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
15134 original df_ref rather than an extract parameter.
15135 (global_conflicts): Update call accordingly.
15137 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
15139 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
15140 the overflow check to make it easier to read.
15141 (__fixtfdi): Change the type of the ll member in union
15142 long_double to UDItype_x.
15144 2008-01-30 Jakub Jelinek <jakub@redhat.com>
15146 PR middle-end/34969
15147 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
15148 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
15149 * tree-inline.c (fold_marked_statements): Call
15150 cgraph_update_edges_for_call_stmt if folding a call statement.
15151 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
15152 debug_generic_stmt calls, reset it back afterwards.
15155 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
15157 * c-typeck.c (build_external_ref): Don't pedwarn about
15158 static vars in current function's scope.
15160 2008-01-29 Joseph Myers <joseph@codesourcery.com>
15162 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
15164 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
15167 * ipa-struct-reorg.c: Fix spelling.
15168 * params.def: Ditto.
15170 2008-01-29 Richard Guenther <rguenther@suse.de>
15172 PR middle-end/35006
15173 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
15175 * tree-inline.c (remap_type): Increment remapping_type_depth
15176 around remapping types.
15177 (copy_body_r): Only add referenced variables if they are referenced
15178 from code, not types.
15180 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
15191 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
15192 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
15194 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
15197 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
15198 pointer for tiny stack.
15200 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
15202 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
15204 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
15206 * config/vx-common.h: Fix typo in comment.
15208 2008-01-28 Ian Lance Taylor <iant@google.com>
15212 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
15213 coalesce pointers if they have different DECL_NO_TBAA_P values.
15214 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
15215 between variables with different DECL_NO_TBAA_P values.
15217 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
15220 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
15221 are not legitimate small data references on SPE targets.
15223 2008-01-28 David Daney <ddaney@avtrex.com>
15225 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
15227 2008-01-28 David Daney <ddaney@avtrex.com>
15229 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
15231 2008-01-27 Joseph Myers <joseph@codesourcery.com>
15233 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
15234 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
15235 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
15236 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
15237 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15238 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
15239 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
15240 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
15242 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15244 * basic-block.h (condjump_equiv_p): Fix comment.
15246 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15248 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
15249 print_generic_stmt_indented): Fix comment.
15251 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15253 * configure.ac (__stack_chk_fail): Add detecion for availability
15254 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
15255 * configure: Regenerate.
15257 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
15259 PR middle-end/34688
15260 * final.c (output_addr_const): Handle TRUNCATE.
15262 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
15265 * tree-ssa-loop-ivopts.c (comp_cost): New type.
15266 (zero_cost, infinite_cost): New constants.
15267 (struct cost_pair): Change type of cost to comp_cost.
15268 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
15269 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
15271 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
15272 split_address_cost, ptr_difference_cost, difference_cost,
15273 get_computation_cost_at, get_computation_cost,
15274 determine_use_iv_cost_generic, determine_use_iv_cost_address,
15275 determine_use_iv_cost_condition, determine_use_iv_costs,
15276 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
15277 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
15278 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
15279 Change type of cost to comp_cost.
15280 (determine_iv_cost): Increase cost of non-original ivs, instead
15281 of decreasing the cost of original ones.
15282 (get_address_cost): Indicate the complexity of the addressing mode
15284 (try_add_cand_for): Prefer using ivs not specific to some object.
15285 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
15287 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
15288 Janis Johnson <janis187@us.ibm.com>
15291 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
15292 (TARGET_INSTANTIATE_DECLS): Likewise.
15293 * target.h (expand_to_rtl_hook): New target hook.
15294 (instantiate_decls): Likewise.
15295 * function.c (instantiate_decl): Make non-static. Rename to...
15296 (instantiate_decl_rtl): ... this.
15297 (instantiate_expr): Use instantiate_decl_rtl.
15298 (instantiate_decls_1): Likewise.
15299 (instantiate_decls): Likewise.
15300 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
15301 * function.h (instantiate_decl_rtl): Add prototype.
15302 * cfgexpand.c (target.h): New include.
15303 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
15304 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
15305 (TARGET_INSTANTIATE_DECLS): Likewise.
15306 (TARGET_INITIALIZER): New target hooks added.
15307 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
15309 * config/rs6000/rs6000.c (tree-flow.h): New include.
15310 (machine_function): Add sdmode_stack_slot field.
15311 (rs6000_alloc_sdmode_stack_slot): New function.
15312 (rs6000_instantiate_decls): Likewise.
15313 (rs6000_secondary_memory_needed_rtx): Likewise.
15314 (rs6000_check_sdmode): Likewise.
15315 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
15316 (TARGET_INSTANTIATE_DECLS): Likewise.
15317 (rs6000_hard_regno_mode_ok): Allow SDmode.
15318 (num_insns_constant): Likewise. Handle _Decimal32 constants.
15319 (rs6000_emit_move): Handle SDmode.
15320 (function_arg_advance): Likewise.
15321 (function_arg): Likewise.
15322 (rs6000_gimplify_va_arg): Likewise. Add special handling of
15323 SDmode var args for 32-bit compiles.
15324 (rs6000_secondary_reload_class): Handle SDmode.
15325 (rs6000_output_function_epilogue): Likewise.
15326 (rs6000_function_value): Simplify if statement.
15327 (rs6000_libcall_value): Likewise.
15328 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
15329 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
15330 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
15331 (movsd_hardfloat): New define_insn.
15332 (movsd_softfloat): Likewise.
15333 (movsd_store): Likewise.
15334 (movsd_load): Likewise.
15335 (extendsddd2): Likewise.
15336 (extendsdtd2): Likewise.
15337 (truncddsd2): Likewise.
15338 (movdd_hardfloat64): Fixup comment.
15339 (UNSPEC_MOVSD_LOAD): New constant.
15340 (UNSPEC_MOVSD_STORE): Likewise.
15342 2008-01-26 Jakub Jelinek <jakub@redhat.com>
15345 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
15347 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
15348 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
15349 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
15350 and TRUTH_XOR_EXPR.
15352 2008-01-26 David Edelsohn <edelsohn@gnu.org>
15355 * config.gcc: Separate AIX 5.3 from AIX 6.1.
15356 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15357 __LONGDOUBLE128 too.
15358 * config/rs6000/aix61.h: New file.
15360 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
15362 PR rtl-optimization/34959
15363 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
15364 popcount and parity rtxes the same mode as their operand.
15365 Truncate or extend the result to the return value's mode
15368 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
15371 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
15372 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
15373 to GOT_VERSION_REGNUM.
15374 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
15375 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
15376 * config/mips/mips.c (mips_emit_call_insn): New function.
15377 (mips_call_tls_get_addr): Call mips_expand_call directly.
15378 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
15380 (mips16_build_call_stub): Likewise. Return the call insn or null.
15381 (mips_expand_call): Update the call to mips16_build_call_stub
15382 accordingly and a remove redundant condition. Assert that MIPS16
15383 stubs do not use lazy binding. Use mips_emit_call_insn and return
15385 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
15387 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
15388 (mips_avoid_hazard): Remove hazard_set handling.
15389 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
15390 (UNSPEC_RESTORE_GP): ...this.
15391 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
15392 (FAKE_CALL_REGNO): Rename to...
15393 (GOT_VERSION_REGNUM): ...this.
15394 (type): Add "ghost" value. Add an associated insn reservation.
15395 (hazard_set): Remove.
15396 (exception_receiver): Rename to...
15397 (restore_gp): ...this and update the unspec identifier accordingly.
15398 (exception_receiver, nonlocal_got_receiver): New expanders.
15399 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
15400 FAKE_CALL_REGNO. Remove hazard_set attribute.
15401 (set_got_version, update_got_version): New patterns.
15403 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
15406 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
15408 2008-01-25 Joseph Myers <joseph@codesourcery.com>
15411 * doc/install.texi2html: Generate gcc-vers.texi.
15413 2008-01-25 DJ Delorie <dj@redhat.com>
15415 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
15417 2008-01-25 Joseph Myers <joseph@codesourcery.com>
15419 * config/c4x: Remove directory.
15420 * config.gcc (crx-*, mt-*): Mark obsolete.
15421 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
15422 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
15423 sh-*-rtemscoff*): Remove cases.
15424 * defaults.h (C4X_FLOAT_FORMAT): Remove.
15425 * real.c (encode_c4x_single, decode_c4x_single,
15426 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
15427 c4x_extended_format): Remove.
15428 * real.h (c4x_single_format, c4x_extended_format): Remove.
15429 * doc/extend.texi (interrupt, naked): Remove mention of attributes
15431 (Pragmas): Remove comment about c4x pragmas.
15432 * doc/install.texi (c4x): Remove target-specific instructions.
15433 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
15434 * doc/md.texi (Machine Constraints): Remove C4x documentation.
15435 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
15436 refer to C4x source files as examples.
15437 (C4X_FLOAT_FORMAT): Remove documentation.
15439 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
15441 * config/bfin/bfin.c (override_options): Reorder tests so that
15442 flag_pic gets enabled for -msep-data.
15444 2008-01-25 Richard Guenther <rguenther@suse.de>
15446 PR middle-end/32244
15447 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
15448 to its bitfield precision if required.
15450 2008-01-25 Jakub Jelinek <jakub@redhat.com>
15452 PR middle-end/33880
15453 * tree-nested.c (walk_omp_for): New function.
15454 (convert_nonlocal_reference, convert_local_reference): Call
15455 walk_omp_for on OMP_FOR.
15456 (convert_call_expr): Call walk_body on OMP_FOR's
15457 OMP_FOR_PRE_INIT_BODY.
15459 2008-01-25 Richard Guenther <rguenther@suse.de>
15461 PR tree-optimization/34966
15462 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
15463 default defs and PHI_NODEs we have to insert after the
15464 defining statement.
15466 2008-01-24 Nick Clifton <nickc@redhat.com>
15468 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
15469 Provide a default definition.
15470 (LIBGCC2_UNITS_PER_WORD): Likewise.
15472 * config/stormy16/stormy16.c: Include df.h for the prototype
15473 for df_regs_ever_live_p.
15474 (xstormy16_expand_builtin_va_start): Convert the stack offset
15475 into a component_ref and then use POINTER_PLUS_EXPR to add it
15476 to the incoming_virtual_args_rtx.
15477 (xstormy16_gimplify_va_arg_expr): Rename to
15478 xstormy16_gimplify_va_arg_expr.
15479 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
15480 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
15481 xstormy16_gimplify_va_arg_expr.
15482 Fix up some formatting issues.
15484 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
15485 Move to predicates.md.
15486 (xs_hi_general_operand): Likewise.
15487 (xs_hi_nonmemory_operand): Likewise.
15488 * config/stormy16/predicates.md:
15489 (xstormy16_carry_plus_operand): New predicate.
15490 (xs_hi_general_operand): New predicate.
15491 (xs_hi_nonmemory_operand): New predicate.
15492 * config/stormy16/stormy16-protos.h:
15493 (xstormy16_carry_plus_operand): Delete prototype.
15494 (xs_hi_general_operand): Likewise.
15495 (xs_hi_nonmemory_operand): Likewise.
15497 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
15498 modifiers as they are no longer needed and they can trigger
15499 reload spill failures.
15501 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
15502 with a match_operand in order to help reload.
15504 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
15505 constraint with 'e' for the 8th alternative as this version of
15506 the mov.w instruction only accepts the lower 8 registers.
15508 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
15511 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
15512 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
15515 2008-01-25 Jakub Jelinek <jakub@redhat.com>
15517 PR middle-end/33333
15518 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
15520 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
15522 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
15524 (remove_structure): Update allocations list before removing structure.
15526 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
15528 * ipa-struct-reorg.c (is_safe_cond_expr,
15529 create_new_stmts_for_cond_expr): Use integer_zerop function,
15530 that recognize not only zero-pointer, but zero-integer too.
15532 2008-01-25 Ben Elliston <bje@au.ibm.com>
15535 * fixproto: Escape "." in sed expression that strips leading "./".
15537 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
15540 * gcc.c (SWITCH_OK): Removed.
15541 (SWITCH_LIVE): Changed to bit.
15542 (SWITCH_FALSE): Likewise.
15543 (SWITCH_IGNORE): Likewise.
15544 (switchstr): Change live_cond to unsigned int.
15545 (process_command): Replace SWITCH_OK with 0.
15546 (do_self_spec): Likewise.
15547 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
15548 (give_switch): Likewise.
15549 (used_arg): Likewise.
15550 (do_spec_1): Set the SWITCH_IGNORE bit.
15551 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
15552 bits. Set the SWITCH_LIVE bit.
15554 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15556 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
15558 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
15560 PR tree-optimization/34472
15561 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
15562 parameter to a "bool *" and set *DATA to false if there is
15563 an unsafe access. Do not delete the structure here.
15564 (check_cond_exprs): Delete it here instead.
15565 (check_cond_exprs, exclude_cold_structs): Do not increase
15566 I when removing a structure.
15568 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
15571 * config/i386/i386.c (ix86_expand_vector_init): Consider only
15572 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
15574 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
15576 PR middle-end/34934
15577 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
15578 a fixed vector for stack.
15580 2008-01-24 Ben Elliston <bje@au.ibm.com>
15583 * doc/gcc.texi (Software development): Add a direntry for g++.
15585 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
15587 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
15588 stale and straggling -fforce-addr comments above.
15590 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
15592 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
15593 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
15595 2008-01-23 Michael Matz <matz@suse.de>
15598 * dwarf2out.c (force_type_die): Use modified_type_die instead of
15601 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
15603 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
15604 malloc result type.
15606 2008-01-23 Anatoly Sokolov <aesok@post.ru>
15608 * config/avr/avr.c (avr_current_arch): New variable.
15609 (avr_arch_types): Add 'avr31' and 'avr51' entries.
15610 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
15611 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
15612 (avr_override_options): Init 'avr_current_arch'.
15613 (base_arch_s): Move from here...
15614 * config/avr/avr.h (base_arch_s): ... here. Add new members
15615 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
15616 'mega' to 'have_jmp_call'.
15617 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
15618 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
15620 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
15622 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15623 MULTILIB_MATCHES): (Ditto.).
15625 2008-01-23 Richard Guenther <rguenther@suse.de>
15627 PR middle-end/31529
15628 * cgraphunit.c (cgraph_reset_node): Always mark the node
15629 not reachable if it is not queued already.
15631 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
15633 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
15634 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
15635 (cputype_selected): New static variable.
15636 (bfin_handle_option): Set it if -mcpu is used.
15637 (override_option): Select default set of workarounds if no cpu type
15638 selected on the command line.
15639 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
15641 From Michael Frysinger <michael.frysinger@analog.com>
15642 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
15643 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
15645 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
15646 for bf547, bf523, bf524, and bf526.
15647 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
15649 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15650 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
15651 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
15652 __ADSPBF547__ and __ADSPBF54x__ for bf547.
15653 * doc/invoke.texi (Blackfin Options): Document that
15654 -mcpu now accept bf547, bf523, bf524, and bf526.
15656 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
15658 PR rtl-optimization/34628
15659 * combine.c (try_combine): Stop and undo after the first combination
15660 if an autoincrement side-effect on the first insn has effectively
15663 2008-01-22 David Edelsohn <edelsohn@gnu.org>
15666 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
15667 Offset addresses are not valid for Altivec or paired float modes.
15669 2008-01-22 Jakub Jelinek <jakub@redhat.com>
15672 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
15673 if DECL_INITIAL (decl) is error_mark_node.
15676 * c-common.c (handle_vector_size_attribute): Only allow
15677 integral, scalar float and fixed point types. Handle OFFSET_TYPE
15678 the same way as pointer, array etc. types.
15679 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
15682 * tree.c (build_type_attribute_qual_variant): Call
15683 build_qualified_type if attributes are equal, but quals are not.
15685 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15688 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
15689 * flags.h (warn_strict_aliasing): Remove.
15690 (warn_strict_overflow): Remove.
15691 * opts.c (warn_strict_aliasing): Remove.
15692 (warn_strict_overflow): Remove.
15693 * c-opts.c (c_common_handle_option): -Wall only sets
15694 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
15695 (c_common_post_options): Give default values to -Wstrict-aliasing
15696 and -Wstrict-overflow if they are uninitialized.
15697 * common.opt (Wstrict-aliasing): Specify Var and Init.
15698 (Wstrict-overflow): Likewise.
15700 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15702 PR rtl-optimization/26854
15703 PR rtl-optimization/34400
15704 PR rtl-optimization/34884
15705 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
15707 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
15708 (df_rd_bb_info.expanded_lr_out): Deleted
15709 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
15710 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
15711 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
15712 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
15713 Removed code to allocate, initialize or free expanded_lr_out.
15714 (df_rd_bb_local_compute_process_def): Restructured to make more
15716 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
15717 sets if the sets are being trimmed.
15719 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
15722 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
15723 (as_vers): Likewise.
15724 * configure: Regenerated.
15726 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15728 PR middle-end/33092
15729 * tree-pass.h (pass_build_alias): New pass.
15730 * tree-ssa-alias.c (gate_build_alias): New.
15731 (pass_build_alias): New.
15732 * passes.c (init_optimization_passes): Add pass_build_alias after
15733 pass_create_structure_vars.
15735 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
15737 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
15738 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
15739 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
15740 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
15741 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
15742 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
15743 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
15744 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
15745 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
15746 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
15747 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
15748 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
15749 * config/s390/s390.md (FP_ALL): New mode iterator.
15750 (_d): New mode attribute.
15751 ("*signbit<mode>2>"): Changed mode of first operand.
15752 ("isinf<mode>2"): Changed mode of first operand.
15753 ("*TDC_insn"): Adaptation for DFP modes.
15755 2008-01-22 Ben Elliston <bje@au.ibm.com>
15757 * tree.c (check_qualified_type): Improve function description.
15759 2008-01-21 Jason Merrill <jason@redhat.com>
15762 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
15763 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
15766 2008-01-21 DJ Delorie <dj@redhat.com>
15768 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
15771 2008-01-21 Richard Guenther <rguenther@suse.de>
15773 PR middle-end/34856
15774 * tree-cfg.c (verify_expr): Allow all invariant expressions
15775 instead of just constant class ones as reference argument.
15776 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
15777 like any other constant.
15778 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15780 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
15782 * regmove.c (fixup_match_1): Update call crossed frequencies.
15784 2008-01-21 Richard Guenther <rguenther@suse.de>
15787 * tree-inline.c (setup_one_parameter): Deal with mismatched
15788 types using a VIEW_CONVERT_EXPR.
15790 2008-01-21 Alon Dayan <alond@il.ibm.com>
15791 Olga Golovanevsky <olga@il.ibm.com>
15793 PR tree-optimization/34701
15794 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
15795 when the structure size is not a power of 2.
15797 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
15799 * doc/install.texi: Add doc for --enable-checking=df.
15801 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
15803 PR rtl-optimization/34808
15804 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
15806 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
15808 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
15811 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15813 PR rtl-optimization/26854
15814 PR rtl-optimization/34400
15815 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
15817 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
15818 (df_rd_bb_info.expanded_lr_out): New.
15819 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
15820 * loop_iv.c (iv_analysis_loop_init): Ditto.
15821 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
15822 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
15823 Added code to allocate, initialize or free expanded_lr_out.
15824 (df_rd_bb_local_compute_process_def): Restructured to make
15825 more understandable.
15826 (df_rd_confluence_n): Add code to do nothing with fake edges and
15827 code to no apply invalidate_by_call sets if the sets are being trimmed.
15828 (df_lr_local_finalize): Renamed to df_lr_finalize.
15829 (df_live_local_finalize): Renamed to df_live_finalize.
15831 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
15834 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
15835 deciding whether to use reciprocal instructions.
15837 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
15839 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
15840 dwarf2out_note_section_used if cold_text_section is NULL.
15842 2008-01-19 Jakub Jelinek <jakub@redhat.com>
15844 PR gcov-profile/34610
15845 * tree-cfg.c (make_edges): Mark both outgoing edges from
15846 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
15847 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
15848 from OMP_FOR and OMP_CONTINUE outgoing edges.
15850 * tree-profile.c (tree_profiling): Return early if
15851 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
15853 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
15854 from cfun to child_cfun.
15855 * function.h (struct function): Add after_tree_profile bit.
15857 2008-01-19 Anatoly Sokolov <aesok@post.ru>
15859 * config/avr/avr.S (_exit): Disable interrupt.
15861 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
15862 Steven Bosscher <stevenb.gcc@gmail.com>
15864 PR rtl-optimization/26854
15865 PR rtl-optimization/34400
15866 * df-problems.c (df_live_scratch): New scratch bitmap.
15867 (df_live_alloc): Allocate df_live_scratch when doing df_live.
15868 (df_live_reset): Clear the proper bitmaps.
15869 (df_live_bb_local_compute): Only process the artificial defs once
15870 since the order is not important.
15871 (df_live_init): Init the df_live sets only with the variables
15872 found live by df_lr.
15873 (df_live_transfer_function): Use the df_lr sets to prune the
15874 df_live sets as they are being computed.
15875 (df_live_free): Free df_live_scratch.
15877 2008-01-18 Ian Lance Taylor <iant@google.com>
15879 * common.opt: Add fmerge-debug-strings.
15880 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
15881 flag_merge_debug_strings rather than flag_merge_constants.
15882 * doc/invoke.texi (Option Summary): Mention
15883 -fmerge-debug-strings.
15884 (Debugging Options): Document -fmerge-debug-strings.
15886 2008-01-18 Ian Lance Taylor <iant@google.com>
15889 * tree.h (DECL_IS_OPERATOR_NEW): Define.
15890 (struct tree_function_decl): Add new field operator_new_flag.
15891 * tree-inline.c (expand_call_inline): When inlining a call to
15892 operator new, force the return value to go into a variable, and
15893 set DECL_NO_TBAA_P on that variable.
15894 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
15896 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
15899 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
15900 DWARF2_DEBUGGING_INFO.
15901 (dwarf2out_note_section_used): Ditto. Add prototype.
15902 (have_multiple_function_sections, text_section_used,
15903 cold_text_section_used, *cold_text_sections): Move declarations
15906 2008-01-17 Bob Wilson <bob.wilson@acm.org>
15908 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
15909 field and add signal_ra.
15910 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
15911 assignments to frame state pc. Move end of stack check after
15912 MD_FALLBACK_FRAME_STATE_FOR.
15913 (uw_update_context_1): Use frame state signal_regs if set, instead
15914 of checking signal_frame flag.
15915 (uw_update_context): Use frame state signal_ra if set.
15916 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
15917 * config/xtensa/linux-unwind.h: New file.
15919 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
15921 * modulo-sched.c (get_sched_window): Fix comment typo.
15923 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
15925 PR tree-optimization/34648
15926 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
15928 2008-01-17 Anatoly Sokolov <aesok@post.ru>
15930 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
15931 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
15933 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
15935 PR rtl-optimization/34400
15936 * df-core.c (df_worklist_dataflow_overeager,
15937 df_worklist_dataflow_doublequeue): New functions.
15938 (df_worklist_dataflow): Two different worklist solvers.
15939 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
15942 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
15945 * doc/invoke.texi: Document the dependence on pthread for fopenmp
15946 and ftree-parallelize-loops.
15948 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
15950 PR rtl-optimization/34826
15951 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
15953 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
15955 * global.c (find_reg): Mark the eh regs as used if necessary.
15956 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
15957 * ra.h (struct allocno): no_eh_reg field added. Changed
15958 no_stack_reg type to bitfield.
15960 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
15962 * tree.c (substitute_in_expr): Add missing 'break'.
15964 2008-01-17 Richard Guenther <rguenther@suse.de>
15966 PR tree-optimization/34825
15967 * tree-ssa-math-opts.c (is_division_by): Do not recognize
15968 x / x as division to handle.
15970 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15972 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
15973 "-pthread" is specified.
15974 * pa-hpux11.h (LIB_SPEC): Likewise.
15976 2008-01-16 Janis Johnson <janis187@us.ibm.com>
15977 Peter Bergner <bergner@vnet.ibm.com>
15979 PR rtl-optimization/33796
15980 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
15982 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15984 PR libgfortran/34699
15985 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
15987 * pa-hpux10.h (LINK_SPEC): Likewise.
15988 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
15990 2008-01-16 Richard Guenther <rguenther@suse.de>
15992 PR middle-end/32628
15993 * fold-const.c (fold_convert_const_int_from_int): Do not
15994 set overflow if that occured only because of a sign extension
15995 change when converting from/to a sizetype with the same
15996 precision and signedness.
15998 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
16001 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
16002 location address to the correct place. Update copyright year.
16004 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16006 * lambda-code.c (lambda_transform_legal_p): Handle the case of
16007 no dependences in the dependence_relations vector.
16009 2008-01-16 Jan Hubicka <jh@suse.cz>
16011 PR rtl-optimization/31396
16012 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
16013 * cfg.c (dump_reg_info): Print it.
16014 * regs.h (struct reg_info_t): add freq_calls_crossed.
16015 (REG_FREQ_CALLS_CROSSED): New macro.
16016 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
16017 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
16018 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
16019 regmove_optimize): Update call crossed frequencies.
16020 * local-alloc.c (struct qty): Add freq_calls_crossed.
16021 (alloc_qty): Copute freq_calls_crossed.
16022 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
16023 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
16024 * ra.h (struct allocno): Add freq_calls_crossed.
16026 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16028 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
16029 libgomp when compiling with ftree-parallelize-loops.
16030 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
16032 2008-01-16 Richard Guenther <rguenther@suse.de>
16034 PR tree-optimization/34769
16035 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
16036 * tree.c (int_cst_value): Instead make this function more
16037 permissive in what it accepts as valid input. Document this
16038 function always sign-extends the value.
16040 2008-01-16 Jakub Jelinek <jakub@redhat.com>
16041 Richard Guenther <rguenther@suse.de>
16044 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
16045 (gimple_fold_indirect_ref_rhs): ... this.
16046 (gimple_fold_indirect_ref): New function with foldings
16047 that preserve lvalueness.
16048 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
16049 * tree-flow.h (gimple_fold_indirect_ref): Declare.
16050 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
16051 to fold an INDIRECT_REF, fall back to the old use of
16052 fold_indirect_ref_1.
16054 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16056 * tree-data-ref.c (subscript_dependence_tester_1): Call
16057 free_conflict_function.
16058 (compute_self_dependence): Same.
16060 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
16063 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
16064 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
16066 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
16067 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
16068 for DWARF2_UNWIND_INFO targets.
16070 2008-01-16 Richard Guenther <rguenther@suse.de>
16073 * c-typeck.c (common_pointer_type): Do not merge inconsistent
16074 type qualifiers for function types.
16076 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
16078 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
16079 loop_iterator li from previous commit.
16081 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
16083 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
16085 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
16087 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
16088 (parallelize_loops): Don't parallelize irreducible components.
16090 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16093 * c-opts (c_common_post_options): Do not enable CPP
16094 flag_pedantic_errors by default.
16096 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
16098 PR rtl-optimization/31944
16099 * cse.c (remove_pseudo_from_table): New function.
16100 (merge_equiv_classes): Use above function to remove pseudo-registers.
16101 (invalidate): Likewise.
16103 2008-01-13 Richard Guenther <rguenther@suse.de>
16105 PR middle-end/34601
16106 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
16107 instead of TYPE_MODE to deal with calls from expand_one_error_var.
16109 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
16111 * gcse.c (cprop_jump): Call validate_unshare_change instead of
16112 validate_change to unshare the source of the PC set.
16114 2008-01-12 Jan Hubicka <jh@suse.cz>
16116 PR middle-end/32135
16117 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
16118 references above array bounds. This might trigger bounds checks for
16119 pointers to arrays.
16121 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
16123 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
16124 new_replaceable_dependencies.
16126 2008-01-12 Doug Kwan <dougkwan@google.com>
16128 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
16129 instead of OPT_Wreturn_type in warning due to ignored return type
16131 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
16132 options included in -Wextra.
16133 * c.opt: New option -Wignored_qualifiers.
16134 * doc/invoke.texi (Warning Options, -Wextra): Add new option
16135 -Wignore_qualifiers.
16136 (-Wignored-qualifiers): Document.
16137 (-Wreturn-type): Remove description of functionality now handled
16138 by -Wignored-qualifiers.
16140 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
16143 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
16144 NOP_EXPR if it is between integral types with the same precision.
16146 2008-01-12 Jan Hubicka <jh@suse.cz>
16149 * invoke.texi (max-inline-recursive-depth): Fix default value.
16151 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
16153 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
16156 2008-01-11 Bob Wilson <bob.wilson@acm.org>
16158 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
16160 2008-01-11 James E. Wilson <wilson@specifix.com>
16163 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
16165 2008-01-11 Anatoly Sokolov <aesok@post.ru>
16167 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
16168 save/restore frame pointer register and don't use 'call-prologues'
16169 optimization in function with "OS_task" attribute.
16171 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
16173 PR middle-end/31309
16174 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
16175 when copying to memory.
16177 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
16179 PR rtl-optimization/30905
16180 * cfgcleanup.c: Include dce.h
16181 (crossjumps_occured): New global variable.
16182 (try_crossjump_bb): Exit loop after finding a fallthru edge.
16183 If something changed, set crossjumps_occured to true.
16184 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
16185 Don't add/remove fake edges to exit here...
16186 (cleanup_cfg): ...but do it here, when crossjumping.
16187 Run a fast DCE when successful crossjumps occured in the latest
16188 iteration of try_optimize_cfg.
16190 2008-01-11 Richard Guenther <rguenther@suse.de>
16192 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
16193 (struct vn_unary_op_s): Likewise.
16194 (vn_reference_insert): Free old reference on hash collision.
16196 2008-01-10 Raksit Ashok <raksit@google.com>
16198 PR rtl-optimization/27971
16199 * combine.c (find_split_point): Split PLUS expressions which are
16200 inside a MEM rtx, and whose first operand is complex.
16202 2008-01-10 DJ Delorie <dj@redhat.com>
16204 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
16205 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
16206 (m32c_hard_regno_ok): Call the underlying function.
16208 2008-01-10 Richard Guenther <rguenther@suse.de>
16210 PR middle-end/34683
16211 * tree-cfg.c (tree_merge_blocks): Do not go through the
16212 full-blown folding and stmt updating path if we just deal
16213 with virtual operands.
16214 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
16215 test for abnormal SSA_NAMEs.
16217 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
16219 PR middle-end/34641
16220 * reload.c (push_reload): Add assertions. All constants from
16221 reg_equiv_constant should have been used for replacing the respective
16223 (find_reloads_address): Invoke find_reloads_address_part for
16224 constant taken from the reg_equiv_constant array.
16226 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
16228 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
16229 field (valnum) the first in the struct. Replace bools with
16232 2008-01-10 Richard Guenther <rguenther@suse.de>
16234 PR tree-optimization/34651
16235 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
16236 types and ordering for masking and converting.
16238 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
16240 PR tree-optimization/34017
16241 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
16242 also for PHI_NODE expressions.
16244 2008-01-09 Jan Hubicka <jh@suse.cz>
16246 PR tree-optimization/34708
16247 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
16248 based on number of case labels.
16249 (init_inline_once): Remove switch_cost.
16250 * tree-inline.h (eni_weights_d): Remove switch_cost.
16252 2008-01-09 Richard Guenther <rguenther@suse.de>
16253 Andrew Pinski <andrew_pinski@playstation.sony.com>
16255 PR middle-end/30132
16256 * gimplify.c (gimplify_cond_expr): Do not create an addressable
16257 temporary if an rvalue is ok or an lvalue is not required.
16259 2008-01-09 Richard Guenther <rguenther@suse.de>
16261 PR middle-end/34458
16262 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
16263 adjust return type.
16265 2008-01-09 Richard Guenther <rguenther@suse.de>
16267 PR middle-end/34679
16268 * tree.c (host_integerp): Check for sizetype only if the
16269 type is an integer type.
16271 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
16274 * opts.c (decode_options): Disable inlining of functions called
16275 once if not in unit-at-a-time mode.
16277 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
16279 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
16281 2008-01-08 Richard Guenther <rguenther@suse.de>
16283 PR middle-end/31863
16284 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
16285 out early if the result will be unused.
16287 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
16292 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16293 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
16296 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
16298 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
16299 for vectorization tuned.
16301 2008-01-08 Richard Guenther <rguenther@suse.de>
16303 PR tree-optimization/34683
16304 * tree-ssa-operands.c (operand_build_cmp): Export.
16305 * tree-ssa-operands.h (operand_build_cmp): Declare.
16306 * tree-vn.c (vuses_compare): Remove.
16307 (sort_vuses): Use operand_build_cmp.
16308 (sort_vuses_heap): Likewise.
16309 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
16310 to re-use old VEC if available. Do not sort already sorted VUSEs.
16311 (vdefs_to_vec): Do not sort already sorted VDEFs.
16313 2008-01-08 Jakub Jelinek <jakub@redhat.com>
16315 PR middle-end/34694
16316 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
16318 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
16321 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
16322 limitations of reciprocal sequences on x86 targets.
16324 2008-01-08 Richard Guenther <rguenther@suse.de>
16326 PR tree-optimization/34683
16327 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
16329 2008-01-07 Jakub Jelinek <jakub@redhat.com>
16332 * config/darwin.c (darwin_mergeable_string_section): Don't use
16333 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
16335 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
16338 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
16339 negxf2. Macroize expander using X87MODEF mode iterator. Change
16340 predicates of op0 and op1 to register_operand.
16341 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
16342 expander using X87MODEF mode iterator. Change predicates of
16343 op0 and op1 to register_operand.
16344 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
16345 corresponding patterns and macroize using MODEF macro. Change
16346 predicates of op0 and op1 to register_operand and remove
16347 "m" constraint. Disparage "r" alternative with "!".
16348 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
16349 macroize using X87MODEF macro. Change predicates of op0 and op1
16350 to register_operand and remove "m" constraint. Disparage "r"
16351 alternative with "!".
16352 (absneg splitter with memory operands): Remove.
16353 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
16354 patterns and macroize using X87MODEF mode iterator.
16355 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
16356 Change predicate of op1 to register_operand.
16357 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
16358 for memory operands.
16360 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
16362 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
16364 2008-01-07 Richard Guenther <rguenther@suse.de>
16366 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
16369 2008-01-07 Richard Guenther <rguenther@suse.de>
16371 PR tree-optimization/34683
16372 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
16373 VOPs of the needed size to save memory. Use VEC_quick_push
16374 to save compile-time.
16375 (vdefs_to_vec): Likewise.
16377 2008-01-07 Sa Liu <saliu@de.ibm.com>
16379 * config/spu/spu.md (divdf3): Genetate inline code for double
16380 division. The implementation doesn't handle INF or NAN, therefore it
16381 only applies when -ffinite-math-only is given.
16383 2008-01-06 Paolo Carlini <pcarlini@suse.de>
16386 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
16387 * doc/cpp.texi ([Common Predefined Macros]): Document.
16389 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
16391 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
16392 order to use commutative addition instead of subtraction.
16394 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
16395 Mircea Namolaru <namolaru@il.ibm.com>
16396 Vladimir Yanovsky <yanov@il.ibm.com>
16397 Revital Eres <eres@il.ibm.com>
16399 PR tree-optimization/34263
16400 * tree-outof-ssa.c (process_single_block_loop_latch,
16401 contains_tree_r): New functions.
16402 (analyze_edges_for_bb): Call process_single_block_loop_latch
16403 function to empty single-basic-block latch block if possible.
16405 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16407 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
16409 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
16411 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
16413 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
16415 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
16417 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
16419 2008-01-05 Jakub Jelinek <jakub@redhat.com>
16421 PR tree-optimization/34618
16422 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
16425 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16428 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
16429 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
16430 Update copyright year.
16432 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
16433 Update copyright year.
16434 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
16437 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
16439 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
16440 edge does not point to current bb before changing need_assert.
16442 2008-01-04 Richard Guenther <rguenther@suse.de>
16444 PR middle-end/34029
16445 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
16446 for verifying purposes if they are is_gimple_min_invariant.
16448 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
16450 PR tree-optimization/34448
16451 PR tree-optimization/34465
16452 * gimplify.c (gimplify_init_constructor): Add new parameter
16453 notify_temp_creation. Use it.
16454 (gimplify_modify_expr_rhs): Take volatiles into account when
16455 optimizing constructors.
16456 Do not optimize constructors if gimplify_init_constructor will dump to
16458 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
16459 * gcc.c-torture/compile/pr34448.c: New.
16461 2008-01-04 Jakub Jelinek <jakub@redhat.com>
16463 PR gcov-profile/34609
16464 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
16465 return_slot if result is TREE_ADDRESSABLE.
16467 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
16469 * config/mips/mips.md (sqrt_condition): Tweak comment.
16470 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
16472 2008-01-03 Tom Tromey <tromey@redhat.com>
16475 * c-common.c (c_type_hash): Handle VLAs.
16477 2008-01-03 Jan Hubicka <jh@suse.cz>
16479 PR tree-optimization/31081
16480 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
16481 0 when inlining and not inlining to first basic block.
16482 (remap_decl): When var is initialized to 0, don't set default_def.
16483 (expand_call_inline): Set entry_bb.
16484 * tree-inline.h (copy_body_data): Add entry_bb.
16486 2008-01-03 Jakub Jelinek <jakub@redhat.com>
16489 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
16492 PR tree-optimization/29484
16493 * tree-inline.c (inline_forbidden_p_2): New function.
16494 (inline_forbidden_p): Disallow inlining if some static var
16495 has an address of a local LABEL_DECL in its initializer.
16496 * doc/extend.texi (Labels as Values): Document &&foo behaviour
16499 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
16501 PR tree-optimization/34635
16502 * tree-data-ref.c (add_other_self_distances): Make sure that the
16503 evolution step is constant.
16505 2008-01-03 Jakub Jelinek <jakub@redhat.com>
16507 PR middle-end/34608
16508 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
16510 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
16512 * tree-sra.c (scalarize_init): Insert the generate_element_init
16513 statements after the generate_element_zero statements.
16515 2008-01-02 Richard Guenther <rguenther@suse.de>
16517 PR middle-end/34093
16518 PR middle-end/31976
16519 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
16520 for very large number of operands instead of ICEing.
16522 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
16525 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
16526 while stack probing.
16528 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
16530 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
16533 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
16535 PR libmudflap/26442
16536 * tree-mudflap.c (mx_register_decls): Guard warning by
16537 !DECL_ARTIFICIAL check.
16539 2008-01-01 Jakub Jelinek <jakub@redhat.com>
16541 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
16542 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
16543 sse5_perm<mode>): Fix constraints.