1 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
3 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
4 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5 next_stack, lab_false and lab_over trees.
7 2008-07-28 Richard Guenther <rguenther@suse.de>
9 PR tree-optimization/36957
10 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11 (useless_type_conversion_p): Remove.
12 (types_compatible_p): Remove.
13 * gimple.h (tree_ssa_useless_type_conversion): Declare.
14 (useless_type_conversion_p): Declare.
15 (types_compatible_p): Declare.
16 (gimple_expr_type): Return the base type only if it is
17 trivially convertible to the subtype.
19 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
21 * configure.ac: Use the m4_do macro to concatenate the warnings into
22 one string in ACX_PROG_CC_WARNING_OPTS,
23 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
24 * configure: Regenerate.
26 2008-07-28 Richard Guenther <rguenther@suse.de>
28 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
29 (insert_fake_stores): Remove.
30 (realify_fake_stores): Likewise.
31 (execute_pre): Remove dead code.
32 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary
34 (find_func_aliases): Deal with it here instead.
35 Re-enable gcc_unreachable call.
37 2008-07-28 Richard Guenther <rguenther@suse.de>
39 Merge from gimple-tuples-branch.
41 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
42 * gimple.def: New file.
43 * gsstruct.def: Likewise.
44 * gimple-iterator.c: Likewise.
45 * gimple-pretty-print.c: Likewise.
46 * tree-gimple.c: Removed. Merged into ...
47 * gimple.c: ... here. New file.
48 * tree-gimple.h: Removed. Merged into ...
49 * gimple.h: ... here. New file.
51 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
52 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
53 --enable-checking=gimple flag.
54 * config.in: Likewise.
55 * configure: Regenerated.
57 * tree-ssa-operands.h: Tuplified.
58 * tree-vrp.c: Likewise.
59 * tree-loop-linear.c: Likewise.
60 * tree-into-ssa.c: Likewise.
61 * tree-ssa-loop-im.c: Likewise.
62 * tree-dump.c: Likewise.
63 * tree-complex.c: Likewise.
64 * cgraphbuild.c: Likewise.
65 * tree-ssa-threadupdate.c: Likewise.
66 * tree-ssa-loop-niter.c: Likewise.
67 * tree-pretty-print.c: Likewise.
69 * gengtype.c: Likewise.
70 * tree-loop-distribution.c: Likewise.
71 * tree-ssa-loop-unswitch.c: Likewise.
74 * tree-ssa-loop-manip.c: Likewise.
75 * value-prof.c: Likewise.
76 * tree-ssa-loop-ch.c: Likewise.
77 * tree-tailcall.c: Likewise.
78 * value-prof.h: Likewise.
81 * tree-pass.h: Likewise.
83 * tree-scalar-evolution.c: Likewise.
84 * tree-scalar-evolution.h: Likewise.
86 * lambda-mat.c: Likewise.
87 * tree-phinodes.c: Likewise.
88 * diagnostic.h: Likewise.
89 * builtins.c: Likewise.
90 * tree-ssa-alias-warnings.c: Likewise.
91 * cfghooks.c: Likewise.
92 * fold-const.c: Likewise.
93 * cfghooks.h: Likewise.
94 * omp-low.c: Likewise.
95 * tree-ssa-dse.c: Likewise.
96 * ipa-reference.c: Likewise.
97 * tree-ssa-uncprop.c: Likewise.
99 * tree-gimple.c: Likewise.
100 * tree-gimple.h: Likewise.
101 * tree-chrec.c: Likewise.
102 * tree-chrec.h: Likewise.
103 * tree-ssa-sccvn.c: Likewise.
104 * tree-ssa-sccvn.h: Likewise.
105 * cgraphunit.c: Likewise.
106 * tree-ssa-copyrename.c: Likewise.
107 * tree-ssa-ccp.c: Likewise.
108 * tree-ssa-loop-ivopts.c: Likewise.
109 * tree-nomudflap.c: Likewise.
110 * tree-call-cdce.c: Likewise.
111 * ipa-pure-const.c: Likewise.
112 * c-format.c: Likewise.
113 * tree-stdarg.c: Likewise.
114 * tree-ssa-math-opts.c: Likewise.
115 * tree-ssa-dom.c: Likewise.
116 * tree-nrv.c: Likewise.
117 * tree-ssa-propagate.c: Likewise.
118 * ipa-utils.c: Likewise.
119 * tree-ssa-propagate.h: Likewise.
120 * tree-ssa-alias.c: Likewise.
121 * gimple-low.c: Likewise.
122 * tree-ssa-sink.c: Likewise.
123 * ipa-inline.c: Likewise.
124 * c-semantics.c: Likewise.
125 * dwarf2out.c: Likewise.
127 * tree-ssa-loop-ivcanon.c: Likewise.
128 * predict.c: Likewise.
129 * tree-ssa-loop.c: Likewise.
130 * tree-parloops.c: Likewise.
131 * tree-ssa-address.c: Likewise.
132 * tree-ssa-ifcombine.c: Likewise.
133 * matrix-reorg.c: Likewise.
134 * c-decl.c: Likewise.
135 * tree-eh.c: Likewise.
136 * c-pretty-print.c: Likewise.
137 * lambda-trans.c: Likewise.
138 * function.c: Likewise.
139 * langhooks.c: Likewise.
140 * ebitmap.h: Likewise.
141 * tree-vectorizer.c: Likewise.
142 * function.h: Likewise.
143 * langhooks.h: Likewise.
144 * tree-vectorizer.h: Likewise.
145 * ipa-type-escape.c: Likewise.
146 * ipa-type-escape.h: Likewise.
147 * domwalk.c: Likewise.
148 * tree-if-conv.c: Likewise.
149 * profile.c: Likewise.
150 * domwalk.h: Likewise.
151 * tree-data-ref.c: Likewise.
152 * tree-data-ref.h: Likewise.
153 * tree-flow-inline.h: Likewise.
154 * tree-affine.c: Likewise.
155 * tree-vect-analyze.c: Likewise.
156 * c-typeck.c: Likewise.
157 * gimplify.c: Likewise.
158 * coretypes.h: Likewise.
159 * tree-ssa-phiopt.c: Likewise.
161 * tree-ssa-coalesce.c: Likewise.
162 * tree.def: Likewise.
163 * tree-dfa.c: Likewise.
164 * except.c: Likewise.
165 * except.h: Likewise.
166 * cfgexpand.c: Likewise.
167 * tree-cfgcleanup.c: Likewise.
168 * tree-ssa-pre.c: Likewise.
169 * tree-ssa-live.c: Likewise.
170 * tree-sra.c: Likewise.
171 * tree-ssa-live.h: Likewise.
172 * tree-predcom.c: Likewise.
173 * lambda.h: Likewise.
174 * tree-mudflap.c: Likewise.
175 * ipa-prop.c: Likewise.
176 * print-tree.c: Likewise.
177 * tree-ssa-copy.c: Likewise.
178 * ipa-prop.h: Likewise.
179 * tree-ssa-forwprop.c: Likewise.
180 * ggc-page.c: Likewise.
182 * tree-ssa-dce.c: Likewise.
183 * tree-vect-patterns.c: Likewise.
184 * tree-ssa-ter.c: Likewise.
185 * tree-nested.c: Likewise.
186 * tree-ssa.c: Likewise.
187 * lambda-code.c: Likewise.
188 * tree-ssa-loop-prefetch.c: Likewise.
189 * tree-inline.c: Likewise.
190 * tree-inline.h: Likewise.
191 * tree-iterator.c: Likewise.
192 * tree-optimize.c: Likewise.
193 * tree-ssa-phiprop.c: Likewise.
194 * tree-vect-transform.c: Likewise.
195 * tree-object-size.c: Likewise.
196 * tree-outof-ssa.c: Likewise.
197 * cfgloop.c: Likewise.
198 * system.h: Likewise.
199 * tree-profile.c: Likewise.
200 * cfgloop.h: Likewise.
201 * c-gimplify.c: Likewise.
202 * c-common.c: Likewise.
203 * tree-vect-generic.c: Likewise.
204 * tree-flow.h: Likewise.
205 * c-common.h: Likewise.
206 * basic-block.h: Likewise.
207 * tree-ssa-structalias.c: Likewise.
208 * tree-switch-conversion.c: Likewise.
209 * tree-ssa-structalias.h: Likewise.
210 * tree-cfg.c: Likewise.
211 * passes.c: Likewise.
212 * ipa-struct-reorg.c: Likewise.
213 * ipa-struct-reorg.h: Likewise.
214 * tree-ssa-reassoc.c: Likewise.
215 * cfgrtl.c: Likewise.
216 * varpool.c: Likewise.
218 * tree-ssanames.c: Likewise.
219 * tree-ssa-threadedge.c: Likewise.
220 * langhooks-def.h: Likewise.
221 * tree-ssa-operands.c: Likewise.
222 * config/alpha/alpha.c: Likewise.
223 * config/frv/frv.c: Likewise.
224 * config/s390/s390.c: Likewise.
225 * config/m32c/m32c.c: Likewise.
226 * config/m32c/m32c-protos.h: Likewise.
227 * config/spu/spu.c: Likewise.
228 * config/sparc/sparc.c: Likewise.
229 * config/i386/i386.c: Likewise.
230 * config/sh/sh.c: Likewise.
231 * config/xtensa/xtensa.c: Likewise.
232 * config/stormy16/stormy16.c: Likewise.
233 * config/ia64/ia64.c: Likewise.
234 * config/rs6000/rs6000.c: Likewise.
235 * config/pa/pa.c: Likewise.
236 * config/mips/mips.c: Likewise.
238 2008-07-28 Simon Baldwin <simonb@google.com>
240 * c-pragma.c (handle_pragma_message): New function.
241 (init_pragma): Register handle_pragma_message.
242 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
245 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
247 PR tree-optimization/35252
248 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
249 REALPART_EXPR to be considered as same load operation.
251 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
253 PR tree-optimization/36830
254 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
255 (expressions_equal_p): Return false if only one operand is null.
257 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
259 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
260 version requirements.
262 2008-07-26 Olivier Hainque <hainque@adacore.com>
264 * collect2.c (symkind): New enum. Symbol kinds we care about.
265 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
266 code and head comment accordingly.
267 (scan_prog_file): Use symkind names instead of bare integers.
269 2008-07-25 Jan Hubicka <jh@suse.cz>
271 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on DECL_INLINE.
272 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
273 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
274 * dojump.c (clear_pending_stack_adjust): Likewise.
275 * print-tree.c (print_node): Ignore DECL_INLINE.
276 * tree-inline.c (inlinable_function_p): Likewise.
278 2008-07-25 Michael Meissner <gnu@the-meissners.org>
280 * doc/extend.texi (hot attribute): Document that the hot attribute
281 turns on -O3 for some ports.
282 (cold attribute): Document that the cold attribute turns on -Os
285 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
286 reflect function specific option support.
288 * target.h (struct target_option_hooks): Add fields to say whether
289 the cold attribute implies -Os and the hot attribute implies -O3.
291 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
292 By default, do not turn on -Os for cold functions.
293 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
294 not turn on -O3 for hot functions.
296 * c-common.c (handle_hot_attribute): Use target hook to determine
297 if hot functions should enable -O3.
298 (handle_cold_attribute): Use target hook to determine if cold
299 functions should enable -Os.
301 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
302 (override_options): Move disable scheduling to
303 optimization_options.
304 (optimization_options): Disable scheduling here, not
306 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
307 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
309 * config/ia64/ia64.c (ia64_override_options): Move setting
310 scheduling flags to ia64_optimization_options.
311 (ia64_optimization_options): Disable scheduling options here, and
312 not in ia64_override_options.
313 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
314 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
316 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
319 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
321 2008-07-25 Martin Jambor <mjambor@suse.cz>
323 PR tree-optimization/36926
324 * ipa-prop.c (ipa_analyze_call_uses): Call
325 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
327 2008-07-25 Joseph Myers <joseph@codesourcery.com>
329 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
330 movv2si_internal): Add mem = reg alternative.
332 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
335 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
336 DEFAULT_PCC_STRUCT_RETURN to 127.
338 2008-07-24 Jan Hubicka <jh@suse.cz>
340 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
341 (build_cgraph_edges): Likewise.
342 * cgraph.c (cgraph_node): Do not update assembler hash.
343 (cgraph_remove_node): Drop non-unit-at-a-time code.
344 * tree-pass.h (pass_O0_always_inline): Remove.
345 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
346 * toplev.c (process_options): Flag unit-at-a-time does not imply
348 * cgraphunit.c: Update comments.
349 (decide_is_function_needed): Drop non-unit-at-a-time mode.
350 (cgraph_assemble_pending_functions): Remove.
351 (cgraph_reset_node): Drop non-unit-at-a-time code.
352 (cgraph_finalize_function): Likewise.
353 (cgraph_analyze_function): Likewise.
354 (cgraph_finalize_compilation_unit): Likewise.
355 (cgraph_expand_function): Likewise.
356 (cgraph_optimize): Likesise.
357 (save_inline_function_body): Likewise.
358 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
359 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
360 * ipa-inline.c: Update comments.
361 (enum inlining_mode): remove INLINE_SPEED.
362 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
363 (cgraph_mark_inline_edge): Likewise.
364 (try_inline): Likewise.
365 (cgraph_decide_inlining_incrementally): Likewise.
366 (cgraph_gate_inlining): Remove.
367 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
368 (cgraph_gate_early_inlining): Likewise.
369 (gate_inline_passes): Remove.
370 (pass_inline_parameters, pass_ipa_inline): Remove gates.
371 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
372 pass_O0_always_inline): Remove.
373 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
374 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
375 * opts.c (no_unit_at_a_time_default): Remove.
376 (decode_options): Remove flag_unit_at_a_time reset and warning.
377 * opts.h (no_unit_at_a_time_default): Remove.
378 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
379 early in GNU dialect.
380 (merge_decls): Update comment; drop unit-at-a-time check.
381 (finish_decl): Likewise.
382 (grok_declaration): Remove flag_inline_trees code.
383 (finish_functions): Return on function returning non-void on all
385 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
386 * cfgexpand.c (expand_one_static_var): Remove.
387 (expand_one_var): Remove expand_one_static_var call.
388 (expand_used_vars_for_block): Remove flag_unit_a_time check.
389 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
390 and flag_unit_at_a-time compatibility checks.
391 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
392 * tree-inline.c (flag_inline_trees): Remove.
393 (inlinable_function_p): Don't check it.
394 (expand_call_inline): Remove non-unit-at-a-time code.
395 * tree-inline.h (flag_inline_trees): Remove.
396 * tree-optimize.c (execute_early_local_optimizations): Remove
397 unit-at-a-time checks.
398 (tree_rest_of_compilation): Likewise.
399 * combine.c (setup_incoming_promotions): Likewise.
400 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
401 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
402 * passes.c (pass_inline_parameters): Update comments; remove
403 O0_alwaysinline pass.
404 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
405 (execute_one_pass): Likewise.
406 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
407 (ix86_function_sseregparm): Likewise.
408 * arm.c (arm_function_in_section_p): Likewise.
409 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
410 * varpool.c: Update comments.
411 (decide_is_variable_needed): Remove unit-at-a-time checks.
412 (varpool_finalize_decl): Likewise.
414 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
416 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
418 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal
421 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
423 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
424 imp symbol extension.
426 2008-07-23 Ian Lance Taylor <iant@google.com>
428 * tree-vrp.c (infer_value_range): Ignore asm statements when
429 looking for memory accesses for -fdelete-null-pointer-checks.
431 2008-07-24 Ben Elliston <bje@au.ibm.com>
433 * config/spu/spu-c.c (__vector_keyword): New variable.
434 (vector_keyword): Likewise.
435 (spu_categorize_keyword): New function.
436 (spu_macro_to_expand): Likewise.
437 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
438 compiling an ISO C dialect.
440 2008-07-24 Ben Elliston <bje@au.ibm.com>
442 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
445 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
447 * configure: Regenerate.
448 * configure.ac: Require texinfo 4.7.
449 * doc/install.texi: Document texinfo 4.7 requirement.
451 2008-07-23 Martin Jambor <mjambor@suse.cz>
453 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
454 rather than for DECL_SAVED_TREE.
455 * ipa-prop.c: Include diagnostic.h.
456 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
458 (ipa_detect_param_modifications): Function rewritten from scratch.
459 (ipa_compute_jump_functions): Changed accesses to modification flags.
460 (ipa_free_node_params_substructures): Update flags destruction.
461 (ipa_node_duplication_hook): Update flags duplication.
462 (ipa_print_all_params_modified): Updated flag access.
463 * ipa-prop.h (struct ipa_param_flags): New structure.
464 (struct ipa_node_params): New field modification_analysis_done,
465 modified_flags changed into param_flags.
466 (ipa_is_ith_param_modified): Changed to use new flags.
467 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
469 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
470 ipa-cp.c and split into two functions.
471 (ipa_print_node_jump_functions): New function.
472 (compute_scalar_jump_functions): New function.
473 (type_like_member_ptr_p): New function.
474 (compute_pass_through_member_ptrs): New function.
475 (fill_member_ptr_cst_jump_function): New function.
476 (determine_cst_member_ptr): New function.
477 (compute_cst_member_ptr_arguments): New function.
478 (ipa_compute_jump_functions): Complete rewrite.
479 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
480 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
481 (struct ipa_member_ptr_cst): New structure.
482 (union jump_func_value): New field member_cst.
483 * ipa-cp.c (ipcp_lat_is_insertable): New function.
484 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
486 (ipcp_print_all_lattices): Slight fprintf rearrangement.
487 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
488 instead of ipcp_print_all_jump_functions.
489 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
490 only for replacable scalars.
492 * doc/invoke.texi (Optimize options): Add description of
494 * common.opt (flag_indirect_inlining): New flag.
495 * opts.c (decode_options): Set flag_indirect_inlining when
498 * ipa-inline.c: Include ipa-prop.h.
499 (inline_indirect_intraprocedural_analysis): New function.
500 (inline_generate_summary): Allocate parameter and argument info
501 structures, call inline_indirect_intraprocedural_analysis on each
502 node when doing indirect inlining and deallocate indirect inlining
503 data structures in the end.
504 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
505 (free_all_ipa_structures_after_iinln): New function.
506 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
508 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
510 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
511 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
512 of computing the frequency separately.
513 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
514 of computing the frequency separately.
515 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
516 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
517 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
518 (ipa_get_stmt_member_ptr_load_param): New function.
519 (ipa_is_ssa_with_stmt_def): New function.
520 (ipa_note_param_call): New function.
521 (ipa_analyze_call_uses): New function.
522 (ipa_analyze_stmt_uses): New function.
523 (ipa_analyze_params_uses): New function.
524 (ipa_free_node_params_substructures): Also free the param_calls linked
526 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
527 (ipa_print_node_param_flags): New function.
528 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
529 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
530 * ipa-prop.h (struct ipa_param_flags): New field called.
531 (struct ipa_param_call_note): New structure.
532 (struct ipa_node_params): New fields param_calls and
534 (ipa_is_ith_param_called): New function.
535 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
536 ipa_analyze_params_uses and dump parameter flags.
538 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
539 ipa_propagate_indirect_call_infos if performing indirect inlining,
540 pass a new parameter new_edges to it.
541 (add_new_edges_to_heap): New fucntion.
542 (cgraph_decide_inlining_of_small_functions): New vector
543 new_indirect_edges for newly found indirect edges , call
544 ipa_propagate_indirect_call_infos after inlining.
545 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
546 inlining if performing indirect inlining. Call
547 free_all_ipa_structures_after_iinln when doing so too.
548 (inline_generate_summary): Do not call
549 free_all_ipa_structures_after_iinln here.
550 * ipa-prop.c (update_jump_functions_after_inlining): New function.
551 (print_edge_addition_message): New function.
552 (update_call_notes_after_inlining): New function.
553 (propagate_info_to_inlined_callees): New function.
554 (ipa_propagate_indirect_call_infos): New function.
555 * ipa-prop.h: Include cgraph.h
556 (struct ipa_param_call_note): Fields reordered, new field processed.
557 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
559 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
560 rediscovered call statements.
561 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
562 (dump_cgraph_node): Dump also the indirect_call flag.
563 (cgraph_clone_edge): Copy also the indirect_call flag.
564 * tree-inline.c (copy_bb): Do not check for fndecls from call
565 expressions, check for edge availability when moving clones.
566 (get_indirect_callee_fndecl): New function.
567 (expand_call_inline): If callee declaration is not apprent from
568 the statement, try calling get_indirect_callee_fndecl. Do not
569 issue warnings or call sorry when not inlinings an indirect edge.
570 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
572 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
573 bit more frandly to matching.
574 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
575 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
576 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
578 2008-07-23 Michael Meissner <gnu@the-meissners.org>
581 * opth-gen.awk: Suppress function specific features when building
583 * optc-gen.awk: Ditto.
585 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
588 * diagnostic.c (pedwarn): Add opt parameter.
590 * c-tree.h (pedwarn_init): Add opt parameter.
591 (pedwarn_c90): Likewise.
592 (pedwarn_c99): Likewise.
593 * c-errors.c (pedwarn_c99): Likewise.
594 (pedwarn_c90): Likewise.
595 * toplev.h (pedwarn): Update declaration.
597 * c-lex.c: All calls to pedwarn changed.
598 * builtins.c: All calls to pedwarn changed.
599 * toplev.c: All calls to pedwarn changed.
600 * c-decl.c: All calls to pedwarn changed.
601 * c-typeck.c: All calls to pedwarn changed.
602 * c-common.c: All calls to pedwarn changed.
603 * c-parser.c: All calls to pedwarn changed.
605 2008-07-23 Michael Meissner <gnu@the-meissners.org>
606 Karthik Kumar <karthikkumar@gmail.com>
608 * attribs.c (file scope): Include c-common.h.
609 (decl_attributes): Add support for #pragma GCC optimize and
612 * targhooks.c (default_can_inline_p): New function that is the
613 default for the TARGET_CAN_INLINE_P target hook.
615 * targhooks.h (default_can_inline_p): Add declaration.
617 * tree.c (cl_optimization_node): New static tree for building
618 OPTIMIZATION_NODE tree.
619 (cl_target_option_node): New static tree for building
620 TARGET_OPTION_NODE tree.
621 (cl_option_hash_table): New hash table for hashing
622 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
623 (cl_option_hash_hash): New function to provide the hash value for
624 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
625 (cl_option_hash_eq): New function to provide an equality test for
626 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
627 (tree_code_size): Add support for OPTIMIZATION_NODE and
628 TARGET_OPTION_NODE trees.
629 (tree_code_structure): Add support for OPTIMIZATION_NODE and
630 TARGET_OPTION_NODE trees.
631 (build_optimization_node): Build a tree that has all of the
632 current optimization options.
633 (build_target_option_node): Build a tree that has the target
634 options that might be changed on a per function basis.
636 * tree.h (file scope): Include options.h.
637 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
638 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
639 (TREE_OPTIMIZATION): Ditto.
640 (TREE_TARGET_SPECIFIC): Ditto.
641 (struct tree_function_decl): Add fields for remembering the
642 current optimization options and target specific options.
643 (struct tree_optimization_option): New tree variant that remembers
644 the optimization options.
645 (struct tree_target_option): New tree variant that remembers the
646 target specific flags that might change for compiling a particular
648 (union tree_node): Include tree_optimization_option and
649 tree_target_option fields.
650 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
651 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
652 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
653 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
654 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
655 optimization and target options.
656 (optimization_default_node): New macro to refer to global_trees
658 (optimization_current_node): Ditto.
659 (optimization_cold_node): Ditto.
660 (optimization_hot_node): Ditto.
661 (target_option_default_node): Ditto.
662 (target_option_current_node): Ditto.
663 (current_option_pragma): Ditto.
664 (current_optimize_pragma): Ditto.
666 * target.h (struct gcc_target): Add valid_option_attribute_p,
667 target_option_save, target_option_restore, target_option_print,
668 target_option_pragma_parse, and can_inline_p hooks.
670 * toplev.h (parse_optimize_options): Add declaration.
671 (fast_math_flags_struct_set_p): Ditto.
673 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
674 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
677 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
678 tree_can_inline_p hook to see if one function can inline another.
679 (cgraph_decide_inlining): Ditto.
680 (cgraph_decide_inlining_incrementally): Ditto.
682 * opts.c (decode_options): Add support for running multiple times
683 to allow functions with different target or optimization options
684 than was specified on the command line.
685 (fast_math_flags_struct_set_p): New function that is similar to
686 fast_math_flags_set_p, except it uses the values in the
687 cl_optimization structure instead of global variables.
689 * optc-gen.awk: Add support for TargetSave to allow a back end to
690 declare new fields that need to be saved when using function
691 specific options. Include flags.h and target.h in the options.c
692 source. Add support for Save to indicate which options can be set
693 for individual functions. Generate cl_optimize_save,
694 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
695 cl_target_option_restore, cl_target_option_print functions to
696 allow functions to use different optimization or target options.
698 * opt-functions.awk (var_type_struct): Return the type used for
699 storing the field in a structure.
701 * opth-gen.awk: Add support for TargetSave to allow a back end to
702 declare new fields that need to be saved when using function
703 specific options. Add support for Save to indicate which options
704 can be set for individual functions. Only generate one extern for
705 Mask fields. Generate cl_optimization and cl_target_option
706 structures to remember optimization and target options.
708 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
709 collecting new tree nodes.
710 (TS_TARGET_OPTION): Ditto.
712 * c-decl.c (merge_decls): Merge function specific target and
713 optimization options.
715 * function.c (invoke_set_current_function_hook): If the function
716 uses different optimization options, change the global variables
719 * coretypes.h (struct cl_optimization): Add forward reference.
720 (struct cl_target_option): Ditto.
722 * c-pragma.c (option_stack): New static vector to remember the
723 current #pragma GCC option stack.
724 (handle_pragma_option): New function to support #pragma GCC option
725 to change target options.
726 (optimize_stack): New static vector to remember the current
727 #pragma GCC optimize stack.
728 (handle_pragma_optimize): New function to support #pragma GCC
729 optimize to change optimization options.
730 (init_pragma): Add support for #pragma GCC optimize and #pragma
733 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
734 optimization options.
735 (TARGET_OPTION_NODE): New tree code for remembering certain target
738 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
739 TARGET_OPTION_NODE trees.
741 * common.opt (-O): Add Optimization flag.
743 (-fmath-errno): Ditto.
744 (-falign-functions): Add UInteger flag to make sure flag gets full
745 int in cl_optimization structure.
746 (-falign-jumps): Ditto.
747 (-falign-labels): Ditto.
748 (-falign-loops): Ditto.
749 (-fsched-stalled-insns): Ditto.
750 (-fsched-stalled-insns-dep): Ditto.
752 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
754 (TARGET_OPTION_SAVE): Ditto.
755 (TARGET_OPTION_RESTORE): Ditto.
756 (TARGET_OPTION_PRINT): Ditto.
757 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
758 (TARGET_CAN_INLINE_P): Ditto.
759 (TARGET_INITIALIZER): Add new hooks.
761 * tree-inline.c (tree_can_inline_p): New function to determine
762 whether one function can inline another. Check if the functions
763 use compatible optimization options, and also call the backend
766 * tree-inline.h (tree_can_inline_p): Add declaration.
768 * c-common.c (c_common_attribute): Add support for option and
770 (handle_option_attribute): Add support for the option attribute to
771 allow the user to specify different target options for compiling a
773 (handle_optimize_attribute): Add support for the optimize
774 attribute to allow the user to specify different optimization
775 options for compiling a specific function.
776 (handle_hot_attribute): Turn on -O3 optimization for this one
777 function if it isn't the default optimization level.
778 (handle_cold_attribute): Turn on -Os optimization for this one
779 function if it insn't the default optimization.
780 (const_char_p): New const char * typedef.
781 (optimize_args): New static vector to remember the optimization
783 (parse_optimize_options): New function to set up the optimization
784 arguments from either the optimize attribute or #pragma GCC
787 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
788 (builtin_define_std): Ditto.
790 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
791 Add t-i386 Makefile fragment to add i386-c.o and i386.o
795 * Makefile.in (TREE_H): Add options.h.
796 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
798 * doc/extend.texi (option attribute): Document new attribute.
799 (optimize attribute): Ditto.
800 (hot attribute): Document hot attribute sets -O3.
801 (cold attribute): Document cold attribute sets -Os.
802 (#pragma GCC option): Document new pragma.
803 (#pragma GCC optimize): Ditto.
805 * doc/options.texi (TargetSave): Document TargetSave syntax.
806 (UInteger): Document UInteger must be used for certain flags.
807 (Save): Document Save option to create target specific options
808 that can be saved/restored on a function specific context.
810 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new
812 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
814 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new
816 (TARGET_OPTION_SAVE): Ditto.
817 (TARGET_OPTION_RESTORE): Ditto.
818 (TARGET_OPTION_PRINT): Ditto.
819 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
820 (TARGET_CAN_INLINE_P): Ditto.
822 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
824 (-mfpmath=both): Ditto.
826 2008-07-23 Michael Meissner <gnu@the-meissners.org>
827 Karthik Kumar <karthikkumar@gmail.com>
829 * config/i386/i386.h (TARGET_ABM): Move switch into
831 (TARGET_POPCNT): Ditto.
832 (TARGET_SAHF): Ditto.
834 (TARGET_PCLMUL): Ditto.
835 (TARGET_CMPXCHG16B): Ditto.
836 (TARGET_RECIP): Move switch into target_flags.
837 (TARGET_FUSED_MADD): Ditto.
838 (ix86_arch_features): Make an unsigned char type.
839 (ix86_tune_features): Ditto.
840 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
841 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
842 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
844 * config/i386/i386.opt (arch): New TargetSave field to define
845 fields that need to be saved for function specific option
849 (branch_cost): Ditto.
850 (ix86_isa_flags_explicit): Ditto.
851 (tune_defaulted): Ditto.
852 (arch_specified): Ditto.
853 (-m128-long-double): Add Save flag to save option for target
854 specific option support.
856 (-maccumulate-outgoing-args): Ditto.
857 (-malign-double): Ditto.
858 (-malign-stringops): Ditto.
859 (-mfancy-math-387): Ditto.
860 (-mhard-float): Ditto.
862 (-minline-all-stringops): Ditto.
863 (-minline-stringops-dynamically): Ditto.
864 (-mms-bitfields): Ditto.
865 (-mno-align-stringops): Ditto.
866 (-mno-fancy-math-387): Ditto.
867 (-mno-push-args): Ditto.
868 (-mno-red-zone): Ditto.
869 (-mpush-args): Ditto.
872 (-msseregparm): Ditto.
873 (-mstack-arg-probe): Ditto.
888 (-mrecip): Move flag into target_flags.
890 (-mno-fused-madd): Ditto.
891 (-mfused-madd): Ditto.
892 (-mabm): Move flag into ix86_isa_flags.
899 * config/i386/i386-c.c: New file for #pragma support.
900 (ix86_target_macros_internal): New function to #define or #undef
901 target macros based when the user uses the #pragma GCC option to
902 change target options.
903 (ix86_pragma_option_parse): New function to add #pragma GCC option
905 (ix86_target_macros): Move defining the target macros here from
906 TARGET_CPU_CPP_BUILTINS in i386.h.
907 (ix86_register_pragmas): Register the #pragma GCC option hook. If
908 defined, initialize any subtarget #pragmas.
910 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
911 REGISTER_TARGET_PRAGMAS.
913 * config/i386/t-i386: New file for x86 dependencies.
914 (i386.o): Make dependencies mirror the include files used.
915 (i386-c.o): New file, add dependencies.
917 * config/i386/i386-protos.h (override_options): Add bool
919 (ix86_valid_option_attribute_tree): Add declaration.
920 (ix86_target_macros): Ditto.
921 (ix86_register_macros): Ditto.
923 * config/i386/i386.c (ix86_tune_features): Move initialization of
924 the target masks to initial_ix86_tune_features to allow functions
925 to have different target options. Make type unsigned char,
926 instead of unsigned int.
927 (initial_ix86_tune_features): New static vector to hold processor
928 masks for the tune variables.
929 (ix86_arch_features): Move initialization of the target masks to
930 initial_ix86_arch_features to allow functions to have different
931 target options. Make type unsigned char, instead of unsigned
933 (initial_ix86_arch_features): New static vector to hold processor
934 masks for the arch variables.
935 (enum ix86_function_specific_strings): New enum to describe the
936 string options used for attribute((option(...))).
937 (ix86_target_string): New function to return a string that
938 describes the target options.
939 (ix86_debug_options): New function to print the current options in
941 (ix86_function_specific_save): New function hook to save the
942 function specific global variables in the cl_target_option
944 (ix86_function_specific_restore): New function hook to restore the
945 function specific variables from the cl_target_option structure to
946 the global variables.
947 (ix86_function_specific_print): New function hook to print the
948 target specific options in the cl_target_option structure.
949 (ix86_valid_option_attribute_p): New function hook to validate
950 attribute((option(...))) arguments.
951 (ix86_valid_option_attribute_tree): New function that is common
952 code between attribute((option(...))) and #pragma GCC option
953 support that parses the options and returns a tree holding the
955 (ix86_valid_option_attribute_inner_p): New helper function for
956 ix86_valid_option_attribute_tree.
957 (ix86_can_inline_p): New function hook to decide if one function
958 can inline another on a target specific basis.
959 (ix86_set_current_function); New function hook to switch target
960 options if the user used attribute((option(...))) or #pragma GCC
962 (ix86_tune_defaulted): Move to static file scope from
964 (ix86_arch_specified): Ditto.
965 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
967 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
968 (OPTION_MASK_ISA_ABM_SET): Ditto.
969 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
970 (OPTION_MASK_ISA_CX16_SET): Ditto.
971 (OPTION_MASK_ISA_SAHF_SET): Ditto.
972 (OPTION_MASK_ISA_AES_UNSET): Ditto.
973 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
974 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
975 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
976 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
977 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
978 (struct ptt): Move to static file scope from override_options.
979 (processor_target_table): Ditto.
981 (ix86_handle_option): Add support for options that are now isa
983 (override_options): Add support for declaring functions that
984 support different target options than were specified on the
985 command line. Move struct ptt, processor_target_table, cpu_names,
986 ix86_tune_defaulted, ix86_arch_specified to static file scope.
987 Add bool argument. Fix up error messages so the appropriate error
988 is given for either command line or attribute.
989 (ix86_previous_fndecl): New static to remember previous function
990 declaration to see if we need to change target options.
991 (ix86_builtins_isa): New array to record the ISA of each builtin
993 (def_builtin): Always create the builtin function, even if the
994 current ISA doesn't support it.
995 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
996 tests for those builtins.
997 (ix86_init_builtins): Remove TARGET_MMX test for calling
998 ix86_init_mmx_sse_builtins.
999 (ix86_expand_builtin): If the current ISA doesn't support a given
1000 builtin, signal an error.
1001 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
1002 (TARGET_SET_CURRENT_FUNCTION): Ditto.
1003 (TARGET_OPTION_SAVE): Ditto.
1004 (TARGET_OPTION_RESTORE): Ditto.
1005 (TARGET_OPTION_PRINT): Ditto.
1006 (TARGET_CAN_INLINE_P): Ditto.
1008 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
1010 * c-typeck.c (build_external_ref): Don't call assemble_external.
1011 * final.c (output_operand): Call assemble_external.
1013 2008-07-21 DJ Delorie <dj@redhat.com>
1015 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
1016 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
1018 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1020 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
1021 original insn and splitter contents into ...
1022 ("*div<mode>3_fast"): ... this new pattern. Enable only if
1023 flag_unsafe_math_optimizations. Add dummy scratch register.
1024 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
1025 !flag_unsafe_math_optimizations. Returns number with next
1026 highest magnitude if this is still less or equal to the true
1027 quotient in magnitude.
1029 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
1031 * Makefile.in: Replace toplev.h with TOPLEV_H.
1032 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
1033 * c-lex.c (fe_file_change): Don't set in_system_header.
1034 * c-parser.c (c_token): Remove in_system_header.
1035 (c_lex_one_token): Don't set in_system_header.
1036 (c_parser_set_source_position_from_token): Don't set in_system_header.
1037 * diagnostic.c (diagnostic_report_diagnostic): Use location from
1040 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
1041 * flags.h (in_system_header): Remove.
1042 * function.c (saved_in_system_header): Remove.
1043 (push_cfun): Don't set in_system_header.
1044 (pop_cfun): Don't set in_system_header.
1045 (push_struct_function): Don't set in_system_header.
1046 * input.h (expanded_location): Add sysp.
1047 (in_system_header_at): New.
1048 (in_system_header): New.
1049 * toplev.c (in_system_header): Remove.
1050 * toplev.h: Include input.h
1052 * tree-cfg.c (execute_warn_function_return): Call warning_at.
1053 * tree-ssa.c (warn_uninit): Call warning_at.
1054 (warn_uninitialized_var): Update calls to warn_uninit.
1055 (warn_uninitialized_phi): Update calls to warn_uninit.
1056 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
1057 (expand_location): Initialize xloc.sysp.
1058 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
1059 (tree_decl_with_vis): Remove in_system_header_flag.
1061 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
1064 * recog.c (asm_operand_ok): Change the order of the extra
1065 memory constraint checks.
1067 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1070 * tree-switch-conversion.c (build_one_array): Call
1071 varpool_mark_needed_node and varpool_finalize_decl
1072 instead of assemble_variable.
1074 2008-07-19 Jan Hubicka <jh@suse.cz>
1076 * cgraph.c (cgraph_add_new_function): Do early local passes.
1077 * tree-nrv.c (gate_pass_return_slot): New gate.
1078 (pass_nrv): Add the gate.
1079 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
1081 (coalesce_ssa_name): Coalesce SSA names.
1082 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
1083 not optimizing so unused user vars remains visible.
1084 * common.opt (flag_tree_ter): Always enable by default.
1085 * tree-ssa-ter.c: Include flags.h
1086 (is_replaceable_p): Check that locations match; when aliasing is missing
1087 be conservative about loads.
1088 * tree-optimize.c (gate_init_datastructures): Remove.
1089 (pass_init_datastructures): New.
1090 * passes.c: Reorder passes so we always go into SSA.
1092 2008-07-19 Jan Hubicka <jh@suse.cz>
1094 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
1095 * doc/invoke.texi (--combine): Likewise.
1096 (-finline-functions-called-once): Update levels when enabled.
1097 (-funit-at-a-time): Document new behaviour.
1098 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
1099 -fno-section-anchors when disabled explicitly.
1100 (inline params): They are not ignored now.
1101 (precompiled headers): Remove unit-at-a-time as being incompatible.
1102 * opts.c (decode_options): Handle unit-at-a-time as alias;
1103 imply -fno-section-anchors when toplevel reorder is disabled
1105 * common.opt (ftoplevel-reorder): Set default value to 2.
1106 (funit-at-a-time): Set default value to 1.
1107 * config/rs6000/rs6000.c (optimization_options): Set section anchors
1110 2008-07-19 Jan Hubicka <jh@suse.cz>
1112 * builtins.c (expand_builtin_int_roundingfn,
1113 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
1116 2008-07-19 Richard Guenther <rguenther@suse.de>
1119 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
1120 * tree-ssa-sccvn.c (get_constant_value_id): New function.
1121 * tree-ssa-pre.c (get_expr_value_id): For newly created
1122 constant value-ids make sure to add the expression to its
1125 2008-07-19 Jakub Jelinek <jakub@redhat.com>
1128 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
1129 return value of the builtin is ignored.
1131 2008-07-19 Olivier Hainque <hainque@adacore.com>
1133 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
1134 bits, a C conformant malloc implementation has to provide.
1135 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
1137 2008-07-19 Joseph Myers <joseph@codesourcery.com>
1141 * reload.c (find_reloads_subreg_address): Only reload address if
1142 reloaded == 0, not for reloaded != 1.
1145 2008-07-16 Joseph Myers <joseph@codesourcery.com>
1146 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
1147 (m32c_legitimate_address_p): Handle "++rii" addresses created by
1148 m32c_legitimize_reload_address.
1150 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1151 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
1152 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
1154 2008-07-19 Olivier Hainque <hainque@adacore.com>
1156 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
1157 argument, saying whether nested array are to be collapsed
1158 into a single array type DIE with multiple subscripts.
1159 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
1160 issues, centralize the nested array types collapsing control and
1161 disable the transformation for Ada.
1163 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
1166 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
1168 (x86_64_shift_adj_2): New expander.
1169 (x86_64_shift_adj_3): Ditto.
1170 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
1171 to split TImode operands.
1172 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
1173 (ix86_split_lshr): Ditto.
1175 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
1177 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
1178 and __CHAR32_TYPE__.
1179 * c-typeck.c (digest_init): Support char16_t and char32_t.
1180 (set_nonincremental_init_from_string): Idem.
1182 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
1185 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
1186 PREFERRED_STACK_BOUNDARY.
1187 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1189 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
1192 * function.c (locate_and_pad_parm): Cap boundary earlier.
1194 2008-07-17 Julian Brown <julian@codesourcery.com>
1196 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
1197 no-op for targets which don't use DLLs.
1199 2008-07-17 Martin Jambor <mjambor@suse.cz>
1201 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
1202 that nodes are relevant by examining the node->analyzed flag.
1203 (ipcp_init_stage): Check which nodes are relevant, assert that the
1204 relevant ones are also required.
1205 (ipcp_propagate_stage): Check on the side arrays are properly
1207 (ipcp_print_all_jump_functions): Make sure not to touch any node
1208 that is not analyzed or an edge that does not have a corresponding
1209 entry in the on-the-side vectors.
1210 (ipcp_function_scale_print): Likewise.
1211 (ipcp_update_callgraph): Check that the node is relevant.
1212 (ipcp_insert_stage): Check that the node is relevant. Check there is
1213 an info for every node and edge.
1214 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
1215 (ipa_print_all_tree_maps): Likewise and a new variable info.
1216 (ipa_print_all_params_modified): Likewise.
1217 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
1219 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
1222 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
1224 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
1226 PR rtl-optimization/36753
1227 * fwprop.c (use_killed_between): Don't shortcut
1228 single-definition global registers.
1230 2008-07-16 Jan Hubicka <jh@suse.cz>
1232 * cgraph.h (varpool_empty_needed_queue): Declare.
1233 * cgraphunit.c (output_in_order): Mark all variables as needed;
1235 * varpool.c (varpool_assemble_node): Update debug queue.
1236 (varpool_assemble_pending_decls): Don't do it here.
1237 (varpool_empty_needed_queue): New function.
1239 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1241 * recog.c (peephole2_optimize): Fix formatting.
1243 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1245 * c-pch.c (get_ident): Avoid C++ keywords.
1246 * combine-stack-adj.c (single_set_for_csa): Likewise.
1247 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
1248 output_asm_insn): Likewise.
1249 * reload.c (push_secondary_reload, find_reusable_reload,
1250 push_reload, combine_reloads, find_reloads,
1251 debug_reload_to_stream): Likewise.
1252 * reload.h (struct reload): Likewise.
1253 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
1254 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
1255 emit_output_reload_insns): Likewise.
1256 * targhooks.c (default_secondary_reload): Likewise.
1257 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
1259 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1261 * recog.c (validate_change_1, validate_change,
1262 validate_unshare_change, validate_replace_rtx_1, struct
1263 funny_match, constrain_operands, peephole2_optimize): Avoid C++
1265 * reload.c (push_secondary_reload, secondary_reload_class,
1266 scratch_reload_class, find_valid_class, find_reusable_reload,
1267 push_reload, find_dummy_reload, find_reloads_address_1,
1268 find_reloads_address_part, find_equiv_reg): Likewise.
1269 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
1270 choose_reload_regs): Likewise.
1271 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
1273 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1274 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1275 * sched-rgn.c (concat_INSN_LIST): Likewise.
1276 * stor-layout.c (mode_for_size, mode_for_size_tree,
1277 smallest_mode_for_size): Likewise.
1279 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1281 * cfg.c (dump_reg_info): Avoid C++ keywords.
1282 * dwarf2asm.c (dw2_force_const_mem,
1283 dw2_asm_output_encoded_addr_rtx): Likewise.
1284 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
1285 * expmed.c (expand_shift): Likewise.
1286 * global.c (find_reg): Likewise.
1287 * graph.c (draw_edge): Likewise.
1288 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
1289 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
1290 widen_clz, widen_bswap, expand_parity, expand_unop,
1291 emit_cmp_and_jump_insn_1): Likewise.
1292 * postreload.c (reload_cse_simplify_operands): Likewise.
1293 * ra.h (add_neighbor): Likewise.
1294 * reg-stack.c (remove_regno_note, change_stack): Likewise.
1295 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
1296 record_reg_classes, copy_cost, record_address_regs,
1297 invalid_mode_change_p): Likewise.
1298 * regrename.c (regrename_optimize, scan_rtx_reg,
1299 dump_def_use_chain, find_oldest_value_reg,
1300 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
1302 2008-07-16 David Edelsohn <edelsohn@gnu.org>
1304 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
1305 MASK_POWERPC64 for power4 in previous commit.
1307 2008-07-16 Olivier Hainque <hainque@adacore.com>
1309 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
1310 instead of bare conversion to cast const-ness away.
1312 2008-07-16 Anatoly Sokolov <aesok@post.ru>
1314 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
1315 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
1316 * config/xtensa/xtensa.c (xtensa_function_value): New function.
1317 (TARGET_FUNCTION_VALUE): Define.
1319 2008-07-16 David Edelsohn <edelsohn@gnu.org>
1321 * config/rs6000/rs6000.c (processor_target_table): Add
1322 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
1324 2008-07-16 Joseph Myers <joseph@codesourcery.com>
1327 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
1328 (m32c_legitimate_address_p): Handle "++rii" addresses created by
1329 m32c_legitimize_reload_address.
1331 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
1333 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
1334 DECL_IN_SYSTEM_HEADER in sync.
1336 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
1338 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
1339 * tree-ssa-pre.c (pre_expr_eq): Ditto
1340 (get_constant_for_value_id): Take a type as an argument.
1341 (fully_constant_expression): Pass in type.
1342 (find_or_generate_expression): Short circuit constant case.
1343 (create_expression_by_pieces): Remove special casing of
1345 (do_regular_insertion): Short circuit constant case.
1346 (do_partial_partial_insertion): Ditto.
1348 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1351 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
1353 2008-07-15 Bob Wilson <bob.wilson@acm.org>
1355 * config/xtensa/libgcc-xtensa.ver: New file.
1356 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
1358 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1360 * df-problems.c (df_set_note): Avoid C++ keywords.
1361 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
1362 * dse.c (record_store, remove_useless_values): Likewise.
1363 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
1364 gen_reg_rtx_offset, operand_subword, change_address_1,
1365 change_address, adjust_address_1, offset_address,
1366 widen_memory_access, emit_copy_of_insn_after): Likewise.
1367 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
1368 * fwprop.c (should_replace_address, propagate_rtx_1,
1369 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
1371 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
1372 gcse_emit_move_after, update_ld_motion_stores): Likewise.
1373 * lcm.c (compute_insert_delete, pre_edge_lcm,
1374 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
1375 * lower-subreg.c (resolve_reg_notes): Likewise.
1376 * mode-switching.c (optimize_mode_switching): Likewise.
1378 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1380 * bt-load.c (add_btr_def, migrate_btr_def,
1381 branch_target_load_optimize): Avoid C++ keywords.
1382 * caller-save.c (insert_restore, insert_save, insert_one_insn):
1384 * combine.c (subst, simplify_set, make_extraction,
1385 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
1386 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
1387 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
1389 2008-07-15 Richard Guenther <rguenther@suse.de>
1392 * c-common.c (strict_aliasing_warning): Do not warn for
1393 TYPE_REF_CAN_ALIAS_ALL pointers.
1394 (c_common_get_alias_set): may_alias types are not special.
1395 * tree.c (build_pointer_type_for_mode): Look up the may_alias
1396 attribute and set can_ref_all accordingly.
1397 (build_reference_type_for_mode): Likewise.
1398 * doc/extend.texi (may_alias): Clarify.
1400 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1403 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
1404 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
1406 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1409 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
1410 gcc_assert, instead call output_operand_lossage.
1412 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
1414 * builtins.c (std_canonical_va_list): Treat structure based
1417 2008-07-15 Ben Elliston <bje@au.ibm.com>
1419 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
1421 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
1423 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
1426 2008-07-14 Jan Hubicka <jh@suse.cz>
1428 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
1429 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
1430 fix predicates and constraints.
1431 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
1432 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
1434 2008-07-14 Doug Kwan <dougkwan@google.com>
1436 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
1437 additional option file arm/eabi.opt.
1438 * config/arm/eabi.h (File): New configuration file for EABI targets.
1439 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
1440 SUBSUBTARGET_EXTRA_SPECS.
1441 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
1442 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
1443 from STARTFILE_SPEC so that it can be referenced in an override.
1444 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
1445 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
1446 can be referenced in an override.
1447 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
1448 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
1449 so that it can be referenced in an override.
1450 (LINK_SPEC): Use BPABI_LINK_SPEC.
1451 * config/arm/eabi.opt (File): New.
1453 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1455 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
1456 (FIXED_VALUE_H): New variable.
1457 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
1458 input.h, fixed-value.h.
1459 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
1460 (BASIC_BLOCK_H): Use $(BITMAP_H).
1461 (FUNCTION_H): Add varray.h.
1462 (IPA_REFERENCE_H): Use $(BITMAP_H).
1463 (CGRAPH_H): Add $(BASIC_BLOCK_H).
1464 (DF_H): Use $(BITMAP_H).
1465 (GGC_H): Add statistics.h.
1467 (INSN_ATTR_H): Use it.
1468 (SYSTEM_H): Add safe-ctype.h, filenames.h.
1470 (SYMTAB_H): Add $(OBSTACK_H).
1471 (CPP_INTERNAL_H): New.
1472 (TREE_DUMP_H): Add tree-pass.h.
1473 (TREE_FLOW_H): Use $(BITMAP_H)
1474 (PRETTY_PRINT_H): Use $(INPUT_H).
1475 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
1478 (many object files): Fix lots of header dependencies throughout.
1480 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1482 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
1484 (s-gtyp-input): Use them to write tmp-gi.list.
1485 (echo_to_gi.list): Remove.
1487 2008-07-14 Richard Guenther <rguenther@suse.de>
1489 * tree-ssa-sccvn.c (pre_info): Remove.
1490 (switch_to_PRE_table): Likewise.
1491 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
1492 (set_hashtable_value_ids): Do not create value-ids for the
1494 (run_scc_vn): Remove double test. Remove bogus special-case
1495 in value-number printing.
1496 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
1497 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
1499 * tree-flow-inline.h (get_value_handle): Remove.
1500 * tree-flow.h (get_value_handle): Remove.
1502 2008-07-14 Martin Jambor <mjambor@suse.cz>
1504 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
1505 in which we generate arithmetics is not a subrange.
1507 2008-07-14 Martin Jambor <mjambor@suse.cz>
1509 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
1511 2008-07-14 Richard Guenther <rguenther@suse.de>
1513 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
1515 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
1518 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
1519 reload for symbol refs moved to r0 with -fPIC.
1520 (legitimize_pic_address): Use the target register as temporary
1522 (emit_symbolic_move): Adjust comment.
1523 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
1526 2008-07-14 Ben Elliston <bje@au.ibm.com>
1528 * c-common.h (C_CPP_HASHNODE): New macro.
1529 * coretypes.h (struct cpp_token): Forward declare.
1530 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1531 the context-sensitive keyword method.
1532 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
1533 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
1534 expand_bool_pixel): New.
1535 (altivec_categorize_keyword): New function.
1536 (init_vector_keywords): New function.
1537 (rs6000_macro_to_expand): Likewise.
1538 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
1539 compiling an ISO C dialect.
1541 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
1543 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
1544 (create_expression_by_pieces): Fix typo.
1545 (do_regular_insertion): Use debug counter here too.
1547 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
1550 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
1551 CONST_OK_FOR_LETTER_P. All port-local users changed.
1552 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
1553 implement Kp matching power-of-two.
1554 (CONSTRAINT_LEN): Define to match.
1555 * config/cris/cris.md: Replace all use of constraint K with Kc.
1556 ("*btst*): Use Kp for operand 0 of last alternative.
1558 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1561 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
1564 2008-07-13 Jan Hubicka <jh@suse.cz>
1566 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
1569 2008-07-13 Richard Guenther <rguenther@suse.de>
1572 * langhooks.c (lhd_print_error_function): Deal with recursive
1575 2008-07-12 Jan Hubicka <jh@suse.cz>
1577 * cgraph.c (assembler_name_hash): New static var.
1578 (hash_node_by_assembler_name, eq_assembler_name): New.
1579 (cgraph_node_for_asm): Use hashtable.
1580 (cgraph_remove_node): Maintain hashtable.
1581 (change_decl_assembler_name): Sanity check that names are not changing
1582 after aliasing was processed.
1583 * cgraph.h (varpoon_node): Add next GGC marker.
1584 * tree.c (decl_assembler_name_equal): Constify.
1585 (decl_assembler_name_hash): New.
1586 * tree.h (decl_assembler_name_equal): Constify.
1587 (decl_assembler_name_hash): Update.
1589 2008-07-12 David Daney <ddaney@avtrex.com>
1591 * config/mips/driver-native.c (host_detect_local_cpu): Handle
1594 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
1596 * doc/md.texi: Document the MIPS "v" constraint.
1597 * config/mips/mips.h (reg_class): Revert last change.
1598 (REG_CLASS_NAMES): Likewise.
1599 (REG_CLASS_CONTENTS): Likewise.
1600 * config/mips/mips.c (mips_regno_to_class): Likewise.
1601 * config/mips/constraints.md (v): Likewise, but add documentation.
1602 Add a comment to say that this constraint should not be used in
1605 2008-07-11 DJ Delorie <dj@redhat.com>
1607 * config/h8300/h8300.md (length): Fix branch offset limit.
1609 2008-07-11 Anatoly Sokolov <aesok@post.ru>
1611 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
1612 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
1613 (avr_hard_regno_scratch_ok): New function.
1614 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
1615 * config/avr/avr.md (all peepholes that request a scratch register):
1616 Remove avr_peep2_scratch_safe use.
1618 2008-07-11 Tom Tromey <tromey@redhat.com>
1619 Ian Lance Taylor <iant@google.com>
1621 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
1622 (struct c_common_resword): Define.
1623 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
1624 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
1625 (c_common_reswords, num_c_common_reswords): Declare.
1626 * c-common.c (c_common_reswords): New global const array.
1627 (num_c_common_reswords): New const int.
1628 * c-parser.c (struct resword, reswords): Don't define.
1629 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
1630 (c_parse_init): Clarify mask code. Use c_common_reswords rather
1631 than reswords. If warning about C++ keywords, give them a special
1633 (c_lex_one_token): Warn about C++ keywords. Call
1634 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
1635 (c_parser_external_declaration): Look for RID_xxx rather than
1636 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
1637 (c_parser_statement_after_labels): Likewise.
1638 (c_parser_objc_class_instance_variables): Likewise.
1639 (c_parser_objc_class_declaration): Likewise.
1640 (c_parser_objc_try_catch_statement): Likewise.
1641 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
1642 (declspecs_add_type): Likewise.
1644 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
1646 * ggc-page.c (alloc_page):
1647 Substituting xmalloc, xcalloc with
1648 XNEWVEC and XCNEWVAR macros which add the
1651 2008-07-11 Richard Guenther <rguenther@suse.de>
1653 PR tree-optimization/36765
1654 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
1655 aliases from HEAP vars to SMTs.
1657 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1659 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
1660 * configure.ac (loose_warn): Move -Wc++-compat from here...
1661 (strict_warn): ...to here.
1662 * configure: Regenerate.
1664 2008-07-10 Joseph Myers <joseph@codesourcery.com>
1666 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
1667 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
1668 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
1669 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
1670 excluding more specific h8300-*-* and sh-*-* targets.
1672 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
1674 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
1676 (execute_pre): Call loop_optimizer_finalize in early exit.
1678 2008-07-10 Jakub Jelinek <jakub@redhat.com>
1681 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
1682 uids in the bitmap, not just VAR_DECL uids.
1684 PR rtl-optimization/36419
1685 * combine-stack-adj.c (adjust_frame_related_expr): New function.
1686 (combine_stack_adjustments_for_block): Call it if needed. Delete
1688 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
1689 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
1690 prologue sp adjustment.
1692 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
1695 * opts.c (print_ignored_options): Report postponed diagnostics for
1696 unknown -Wno-* options as warnings, not errors.
1697 (postpone_unknown_option_error): Renamed to...
1698 (postpone_unknown_option_warning): ... this.
1700 2008-07-09 Doug Kwan <dougkwan@google.com>
1703 2008-07-08 Doug Kwan <dougkwan@google.com>
1705 * config/arm/arm.opt (mandroid): New option.
1706 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
1707 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
1709 (CC1PLUS_SPEC): Same.
1711 (STARTFILE_SPEC): Same.
1712 (ENDFILE_SPEC): Same.
1713 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
1716 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
1719 * config/mips/mips.h (reg_class): Remove V1_REG.
1720 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1721 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
1723 (mips_get_tp): New function.
1724 (mips_legitimize_tls_address): Use it.
1725 * config/mips/constraints.md (v): Delete.
1726 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
1727 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
1728 After reload, split into a move and ...
1729 (*tls_get_tp_<mode>_split): ...this new instruction.
1731 2008-07-09 David Daney <ddaney@avtrex.com>
1733 * config/mips/driver-native.c: Include coretypes.h and tm.h.
1735 2008-07-09 Jakub Jelinek <jakub@redhat.com>
1737 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
1738 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
1740 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
1741 htab_delete should be called. Don't free c.
1742 (lookup_tmp_var): Create temp_htab lazily.
1743 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
1744 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
1746 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
1747 lower_omp_ordered, lower_omp_critical, lower_omp_for,
1748 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
1749 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
1750 * tree-sra.c (generate_element_init): Likewise.
1751 * tree-mudflap.c (execute_mudflap_function_ops,
1752 execute_mudflap_function_decls): Likewise.
1753 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
1754 * tree-gimple.h (struct gimplify_ctx): New type.
1755 (push_gimplify_context): Adjust prototype.
1757 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
1759 * tree-ssa-pre.c (phi_translate_1): Update placement of
1762 2008-07-09 Anatoly Sokolov <aesok@post.ru>
1764 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
1765 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
1766 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
1767 * targhooks.c (default_hard_regno_scratch_ok): New function.
1768 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
1769 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
1770 * recog.c: Include "target.h".
1771 (peep2_find_free_register): Add check for global regs. Add target
1773 * Makefile.in (recog.o): Depend on target.h.
1775 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
1777 * config/sh/sh.c (sh_canonical_va_list_type): New.
1778 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
1780 2008-07-09 Raksit Ashok <raksit@google.com>
1782 * doc/invoke.texi (Option Summary): Mention new option
1783 -Wdisallowed-function-list=...
1784 (Warning Options): Document -Wdisallowed-function-list=...
1785 * common.opt (Wdisallowed-function-list=): New flag.
1786 * flags.h (warn_disallowed_functions): External definition of new
1787 boolean warning flag.
1788 (warn_if_disallowed_function_p): Declare new function.
1789 * opts.c (warning_disallowed_functions): New static variable.
1790 (warn_disallowed_functions): New boolean warning flag.
1791 (warn_if_disallowed_function_p): New function.
1792 (add_comma_separated_to_vector): Rename
1793 add_instrument_functions_exclude_list to this.
1794 (common_handle_option): Handle new option. Rename calls to
1795 add_instrument_functions_exclude_list into calls to
1796 add_comma_separated_to_vector.
1797 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
1798 based on flag warn_disallowed_functions.
1800 2008-07-09 Christian Bruel <christian.bruel@st.com>
1802 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
1803 instead of get_attr_length.
1805 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1807 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
1809 * genemit.c (gen_insn): Likewise.
1810 * gengtype.c (note_def_vec): Likewise.
1811 * gengtype.h (note_def_vec): Likewise.
1812 * genoutput.c (struct data, output_insn_data, process_template,
1813 gen_expand, gen_split, note_constraint): Likewise.
1814 * genrecog.c (new_decision, add_to_sequence, factor_tests,
1815 make_insn_sequence): Likewise.
1816 * gensupport.c (record_insn_name): Likewise.
1818 2008-07-08 Doug Kwan <dougkwan@google.com>
1820 * config/arm/arm.opt (mandroid): New option.
1821 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
1822 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
1824 (CC1PLUS_SPEC): Same.
1826 (STARTFILE_SPEC): Same.
1827 (ENDFILE_SPEC): Same.
1828 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
1831 2008-07-08 Raksit Ashok <raksit@google.com>
1833 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
1834 (set_storage_via_setmem): Fix expected_align parameter.
1835 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
1836 missing from the list.
1837 * doc/md.texi (movmem): Explicitly state that expected alignment is
1838 to be expressed in bytes.
1839 (setmem): Explicitly state that expected alignment is to be expressed
1842 2008-07-08 Joseph Myers <joseph@codesourcery.com>
1844 * reload.c (find_reloads_subreg_address): Do not require validity
1845 of address in original mode before reloading address.
1847 2008-07-07 Tianwei Sheng <tianweis@google.com>
1849 * df-core.c (df_remove_problem): Adjust the access to avoid out of
1850 bounds array access.
1852 2008-07-08 Jakub Jelinek <jakub@redhat.com>
1854 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
1856 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
1858 Fix PR tree-optimization/23455
1859 Fix PR tree-optimization/35286
1860 Fix PR tree-optimization/35287
1861 * Makefile.in (OBJS-common): Remove tree-vn.o.
1862 (tree-vn.o): Remove.
1863 * dbgcnt.def: Add treepre_insert debug counter.
1864 * gcc/tree-flow.h (add_to_value): Updated for other changes.
1865 (debug_value_expressions): Ditto.
1866 (print_value_expressions): Ditto.
1867 * tree-pretty-print.c (dump_generic_node): Updated for
1868 VALUE_HANDLE removal.
1869 * tree-ssa-dom.c (record_equality): Ditto.
1870 (cprop_operand): Ditto.
1871 (lookup_avail_expr): Ditto.
1872 * tree-ssa-threadedge.c
1873 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
1874 (simplify_control_stmt_condition): Ditto.
1875 * tree.c (tree_code_size): Ditto.
1876 (tree_node_structure): Ditto.
1877 (iterative_hash_expr): Ditto.
1879 * tree.h (VALUE_HANDLE_ID): Ditto.
1880 (VALUE_HANDLE_EXPR_SET): Ditto.
1881 (struct tree_value_handle): Ditto.
1882 (union tree_node): Ditto.
1883 * treestruct.def: Ditto.
1884 * tree-vn.c: Removed.
1885 * tree-ssa-pre.c: Rewritten entirely.
1886 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
1887 (constant_value_ids): Ditto.
1888 (vn_nary_op_t): Moved to header.
1890 (vn_reference_op_t): Ditto
1891 (vn_reference_t): Ditto.
1892 (next_value_id): New variable.
1893 (VN_INFO): Add an assert.
1894 (vn_constant_eq): New function.
1895 (vn_constant_hash): Ditto.
1896 (get_or_alloc_constant_value_id): Ditto.
1897 (value_id_constant_p): Ditto.
1898 (vn_reference_compute_hash): De-staticify.
1899 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
1900 Disable some code with a FIXME. Remove VALUE_HANDLE use.
1901 (valueize_refs): Update opcode if it changes from ssa name to constant.
1902 (vn_reference_lookup_1): Add new argument.
1903 (vn_reference_lookup): Ditto.
1904 (vn_reference_lookup_pieces): New function.
1905 (vn_reference_insert): Add return type. Modify to deal with value ids.
1906 (vn_reference_insert_pieces): New function.
1907 (vn_nary_op_compute_hash): De-staticify.
1908 (vn_nary_op_eq): Ditto.
1909 (vn_nary_op_lookup_pieces): New function.
1910 (vn_nary_op_lookup): Add new argument.
1911 (vn_nary_op_insert_pieces): New function.
1912 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
1913 (vn_phi_insert): Ditto.
1914 (visit_unary_op): Update for callee changes.
1915 (visit_binary_op): Ditto.
1916 (visit_reference_op_load): Ditto.
1917 (visit_reference_op_store): Ditto.
1918 (init_scc_vn): Init next_value_id, constant_to_value_id and
1920 (free_scc_vn): Free them.
1921 (set_hashtable_value_ids): New function.
1922 (run_scc_vn): Use it.
1923 (get_max_value_id): New function.
1924 (get_next_value_id): Ditto.
1925 (expressions_equal_p): Moved from tree-vn.c
1926 (sort_vuses): Ditto.
1927 (sort_vuses_heap): Ditto.
1928 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
1930 * tree.c (iterative_hash_hashval_t): Made non-static
1931 * tree.h (iterative_hash_hashval_t): Declare it.
1933 2008-07-08 Martin Jambor <mjambor@suse.cz>
1935 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
1936 instead of ipa_create_node_params.
1937 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
1938 ipa_check_create_edge_args, free them with
1939 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
1941 * ipa-prop.c: Include flags.h and tree-inline.h.
1942 (ipa_node_params_vector): New variable.
1943 (ipa_edge_args_vector): New variable.
1944 (edge_removal_hook_holder): New variable.
1945 (node_removal_hook_holder): New variable.
1946 (edge_duplication_hook_holder): New variable.
1947 (node_duplication_hook_holder): New variable.
1948 (ipa_detect_param_modifications): Check for presence of modified flags.
1949 (ipa_compute_jump_functions): Check for presence of jump functions.
1950 (ipa_free_edge_args_substructures): New function.
1951 (ipa_create_node_params): Removed.
1952 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
1953 (ipa_free_node_params_substructures): New function.
1954 (ipa_free_all_node_params): Changed to deallocate the on-the-side
1956 (ipa_edge_removal_hook): New function.
1957 (ipa_node_removal_hook): New function.
1958 (duplicate_array): New function.
1959 (ipa_edge_duplication_hook): New function.
1960 (ipa_node_duplication_hook): New function.
1961 (ipa_register_cgraph_hooks): New function.
1962 (ipa_unregister_cgraph_hooks): New function.
1963 (free_all_ipa_structures_after_ipa_cp): New function.
1965 * ipa-prop.h: Include vec.h.
1966 (ipa_node_params_t): New typedef with vector types for it.
1967 (ipa_edge_args_t): New typedef with vector types for it.
1968 (IPA_NODE_REF): Changed to access an on-the-side vector.
1969 (IPA_EDGE_REF): Changed to access an on-the-side vector.
1970 (ipa_check_create_node_params): New function.
1971 (ipa_check_create_edge_args): New function.
1973 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
1976 2008-07-07 Tom Tromey <tromey@redhat.com>
1978 * configure, config.in: Rebuilt.
1979 * configure.ac: Don't check for scandir or alphasort.
1981 2008-07-07 Joseph Myers <joseph@codesourcery.com>
1983 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
1984 types immediately after creating them.
1986 2008-07-07 Joseph Myers <joseph@codesourcery.com>
1988 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
1990 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
1992 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
1993 dump_constraint_graph.
1994 (dump_constraint_edge): New function.
1995 (dump_constraint_graph): New function.
1996 (debug_constraint_graph): New function.
1997 (dump_constraint): Removed useless comparison.
1998 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
1999 (dump_constraint_graph): Declare.
2000 (debug_constraint_graph): Declare.
2001 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
2003 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
2005 * config/i386/i386.c (is_va_list_char_pointer): New.
2006 (ix86_va_start): Replace compare with ms_va_list_type_node
2007 by is_va_list_char_pointer.
2008 (ix86_gimplify_va_arg): Likewise.
2010 2008-07-07 Martin Jambor <mjambor@suse.cz>
2012 * cgraph.c (cgraph_edge_max_uid): New variable.
2013 (struct cgraph_edge_hook_list): New type.
2014 (struct cgraph_node_hook_list): New type.
2015 (struct cgraph_2edge_hook_list): New type.
2016 (struct cgraph_2node_hook_list): New type.
2017 (first_cgraph_edge_removal_hook): New variable.
2018 (first_cgraph_node_removal_hook): New variable.
2019 (first_cgraph_edge_duplicated_hook): New variable.
2020 (first_cgraph_node_duplicated_hook): New variable.
2021 (cgraph_add_edge_removal_hook): New function.
2022 (cgraph_remove_edge_removal_hook): New function.
2023 (cgraph_call_edge_removal_hooks): New function.
2024 (cgraph_add_node_removal_hook): New function.
2025 (cgraph_remove_node_removal_hook): New function.
2026 (cgraph_call_node_removal_hooks): New function.
2027 (cgraph_add_edge_duplication_hook): New function.
2028 (cgraph_remove_edge_duplication_hook): New function.
2029 (cgraph_call_edge_duplication_hooks): New function.
2030 (cgraph_add_node_duplication_hook): New function.
2031 (cgraph_remove_node_duplication_hook): New function.
2032 (cgraph_call_node_duplication_hooks): New function.
2033 (cgraph_create_edge): Assign to edge uid.
2034 (cgraph_remove_edge): Call edge removal hooks.
2035 (cgraph_node_remove_callees): Call edge removal hooks.
2036 (cgraph_node_remove_callers): Call edge removal hooks.
2037 (cgraph_remove_node): Call node removal hooks.
2038 (cgraph_clone_edge): Call edge duplication hooks.
2039 (cgraph_clone_node): Call node duplication hooks.
2041 * cgraph.h (cgraph_edge): New field uid.
2042 (cgraph_edge_hook): New type.
2043 (cgraph_node_hook): New type.
2044 (cgraph_2edge_hook): New type.
2045 (cgraph_2node_hook): New type.
2047 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
2049 * config.in: Regenerate.
2051 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
2053 * gcc.c (print_sysroot): New.
2054 (option_map, display_help, process_command): Handle the
2055 -print-sysroot option.
2056 (main): Print the sysroot if requested.
2057 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
2059 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2062 * unwind-pe.h (size_of_encoded_value): add attribute unused.
2064 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
2066 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
2067 (assign_parm_setup_block_p): Also check mode of entry_parm.
2069 2008-07-07 Richard Guenther <rguenther@suse.de>
2071 * tree-ssa-structalias.h (set_used_smts): Remove.
2072 * tree-ssa-structalias.c (used_smts): Likewise.
2073 (set_used_smts): Likewise.
2074 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
2075 call to set_used_smts.
2077 2008-07-07 Richard Guenther <rguenther@suse.de>
2079 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
2080 (new_var_info): Set it to false.
2081 (solution_set_add): Correctly handle pointers outside a var and
2083 (type_safe): Treat variables with is_full_var properly.
2084 (do_sd_constraint): Likewise.
2085 (do_ds_constraint): Likewise.
2086 (process_constraint): Remove zeroing offset for !use_field_sensitive.
2087 (get_constraint_for_ptr_offset): New function.
2088 (get_constraint_for_component_ref): For addresses at least include
2089 the last field of the variable. Handle is_full_vars properly.
2090 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
2091 (handle_ptr_arith): Remove.
2092 (find_func_aliases): Simplify assignment handling.
2093 (create_function_info_for): For parameter and result varinfos set
2095 (create_variable_info_for): Set is_full_var flag whenever we
2096 just created a single varinfo for a decl.
2097 (init_alias_vars): Initialize use_field_sensitive from
2098 max-fields-for-field-sensitive parameter.
2100 2008-07-07 Richard Guenther <rguenther@suse.de>
2102 PR tree-optimization/36713
2103 * tree-flow-inline.h (is_call_used): New function.
2104 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
2105 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2106 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
2108 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2110 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
2112 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
2114 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
2116 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2117 Nathan Sidwell <nathan@codesourcery.com>
2119 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
2120 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
2122 * config/m68k/t-linux: New.
2123 * doc/install.texi: Document m68k-*-linux is now multilibbed by
2126 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
2128 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
2129 * config/m68k/m68k-devices.def: Remove multilibs that only differ
2132 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2134 * gcc.c (execute): Fix -Wc++-compat warning.
2136 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
2139 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
2140 constant for little endian.
2142 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
2144 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
2145 mips_base_mips16 instead of TARGET_MIPS16.
2146 (mips_base_mips16): Declare.
2147 * config/mips/mips.c (mips_base_mips16): Make global.
2148 (was_mips16_p): Remove GTY marker.
2149 (was_mips16_pch_p): New variable.
2150 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
2151 (mips_override_options): Force to non-MIPS16 mode initially.
2152 Do not complain about MIPS16 PIC incompatibilities here.
2153 Only allow -mgpopt if -mexplicit-relocs is in force for
2156 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
2158 * configure.ac: Check for caddr_t, define to char * if not defined.
2159 * configure: Regenerate.
2160 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
2161 (mmap_gt_pch_use_address): Likewise.
2162 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
2164 2008-07-06 Richard Guenther <rguenther@suse.de>
2166 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
2167 (new_var_info): Deal with it.
2168 (solution_set_add): Likewise.
2169 (bitpos_of_field): Make signed, fix.
2170 (struct fieldoff): Remove type and decl fields. Make size field
2171 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
2173 (fieldoff_compare): Deal with it.
2174 (push_fields_onto_fieldstack): Remove has_union argument, glob
2175 adjacent non-pointer fields together.
2176 (create_function_info_for): Do not set has_union.
2177 (create_variable_info_for): Simplify.
2179 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
2181 * config.gcc (extra_headers): Add cross-stdarg.h for target
2182 x86_64-*-* and i?86-*-*.
2183 * config/i386/cross-stdarg.h: New.
2184 * builtins.c (std_fn_abi_va_list): New.
2185 (std_canonical_va_list_type): New.
2186 (stabilize_va_list): Replace va_list_type_node use by
2187 mtarget.canonical_va_list_type.
2188 (gimplify_va_arg_expr): Likewise.
2189 (expand_builtin_va_copy): Replace va_list_type_node use by
2190 mtarget.fn_abi_va_list.
2191 * tree-sra.c (is_va_list_type): New helper.
2192 (decl_can_be_decomposed_p): Replace
2193 va_list_type_node use by is_va_list_type.
2194 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
2195 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2196 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
2197 * config/i386/i386-protos.h (ix86_get_valist_type): New.
2198 (ix86_enum_va_list): New.
2199 * config/i386/i386.c (sysv_va_list_type_node): New.
2200 (ms_va_list_type_node): New.
2201 (ix86_function_type_abi): Remove sorry.
2202 (ix86_build_builtin_va_list_abi): New.
2203 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
2205 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
2206 (ix86_init_builtins_va_builtins_abi): New.
2207 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
2209 (ix86_handle_abi_attribute): New.
2210 (attribute_spec): Add sysv_abi and ms_abi.
2211 (ix86_fn_abi_va_list): New.
2212 (ix86_canonical_va_list_type): New.
2213 (ix86_enum_va_list): New.
2214 (TARGET_FN_ABI_VA_LIST): New.
2215 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2216 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
2217 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
2218 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2219 (TARGET_ENUM_VA_LIST): New.
2220 * expr.h (std_fn_abi_va_list): New.
2221 (std_canonical_va_list_type): New.
2222 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
2223 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2224 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
2225 TARGET_CANONICAL_VA_LIST_TYPE.
2226 * target.h (struct gcc_target): Add fn_abi_va_list hook
2227 and canonical_va_list_type hook.
2229 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2231 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
2232 integral and pointer types.
2234 2008-07-04 Roger Sayle <roger@eyesopen.com>
2236 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
2237 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
2239 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
2242 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
2244 2008-07-04 Jakub Jelinek <jakub@redhat.com>
2246 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
2247 build_gimple_modify_stmt.
2248 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
2249 gimple operand. Use fold_build* instead of build*.
2251 2008-07-04 Richard Guenther <rguenther@suse.de>
2253 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
2254 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
2255 properly to compute the reachability set if we do field-sensitive PTA.
2256 * invoke.texi (max-fields-for-field-sensitive): Document default.
2257 * opts.c (decode_options): Set max-fields-for-field-sensitive to
2258 100 for optimize >= 2.
2260 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2262 * ggc-zone.c (lookup_page_table_if_allocated,
2263 set_page_table_entry, zone_find_object_size, alloc_small_page,
2264 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
2265 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
2266 -Wc++-compat and/or -Wcast-qual warnings.
2268 2008-07-04 Alan Modra <amodra@bigpond.net.au>
2271 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
2272 pic_offset_table_rtx to be marked as used here.
2273 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
2274 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
2275 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
2276 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
2279 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2281 * alloc-pool.c (hash_descriptor, eq_descriptor,
2282 alloc_pool_descriptor): Fix -Wc++-compat warnings.
2283 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
2285 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
2286 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
2287 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
2288 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
2291 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
2293 * tree-flow.h (loop_only_exit_p): Declare.
2294 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
2295 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
2296 the number of iterations if it is constant. Otherwise, if this is the
2297 only possible exit of the loop, use the conservative estimate on the
2298 number of iterations of the entire loop if available.
2300 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
2302 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
2303 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
2304 Add synchronization functions.
2305 * config/sync.c: New file.
2306 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
2307 (LIBGCC_SYNC_CFLAGS): Likewise.
2309 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
2312 * config/i386/i386.md (mode): Add TF to "mode" attribute.
2313 (*pushtf_sse): New insn pattern.
2314 (pushtf splitters): New splitters.
2316 2008-07-03 Michael Meissner <gnu@the-meissners.org>
2319 * predict.c (build_predict_expr): Use void_type_node for the tree
2320 type, instead of NULL_TREE.
2322 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
2324 * config/i386/i386.c (contains_aligned_value_p): Return true
2326 (ix86_data_alignment): Align TCmode to 128bits.
2327 (ix86_local_alignment): Likewise.
2329 2008-07-03 Andrew Haley <aph@redhat.com>
2332 * vec.h (VEC_TA): New.
2333 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
2334 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
2335 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
2336 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
2337 (C_COMMON_FIXED_TYPES): Remove first arg.
2338 (C_COMMON_FIXED_MODE_TYPES): Likewise.
2339 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
2340 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
2341 not to use empty macro arguments.
2343 2008-07-02 Joseph Myers <joseph@codesourcery.com>
2345 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
2346 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
2347 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
2348 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
2349 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
2350 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
2351 config/ia64/crtn.asm, config/m68hc11/larith.asm,
2352 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
2353 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
2354 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2355 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2356 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2357 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
2358 config/rs6000/e500crtres64gpr.asm,
2359 config/rs6000/e500crtres64gprctr.asm,
2360 config/rs6000/e500crtrest32gpr.asm,
2361 config/rs6000/e500crtrest64gpr.asm,
2362 config/rs6000/e500crtresx32gpr.asm,
2363 config/rs6000/e500crtresx64gpr.asm,
2364 config/rs6000/e500crtsav32gpr.asm,
2365 config/rs6000/e500crtsav64gpr.asm,
2366 config/rs6000/e500crtsav64gprctr.asm,
2367 config/rs6000/e500crtsavg32gpr.asm,
2368 config/rs6000/e500crtsavg64gpr.asm,
2369 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
2370 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
2371 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
2372 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
2373 config/sparc/sol2-cn.asm: Remove .file directives.
2375 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
2377 * resource.c (mark_referenced_resources): Look inside
2378 UNSPEC_VOLATILEs and ASM_INPUTs.
2380 2008-07-02 Ian Lance Taylor <iant@google.com>
2382 * rtlanal.c (add_reg_note): New function.
2383 * rtl.h (add_reg_note): Declare.
2384 * auto-inc-dec.c (attempt_change): Use add_reg_note.
2385 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
2386 * builtins.c (expand_builtin_longjmp): Likewise.
2387 (expand_builtin_nonlocal_goto): Likewise.
2388 * calls.c (emit_call_1, expand_call): Likewise.
2389 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2390 * cfglayout.c (fixup_reorder_chain): Likewise.
2391 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
2392 (commit_one_edge_insertion): Likewise.
2393 * combine.c (move_deaths, distribute_notes): Likewise.
2394 * df-problems.c (df_set_note): Likewise.
2395 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
2396 (set_unique_reg_note): Likewise.
2397 (emit_copy_of_insn_after): Likewise.
2398 * expr.c (expand_expr_real): Likewise.
2399 * gcse.c (add_label_notes): Likewise.
2400 * haifa-sched.c (create_check_block_twin): Likewise.
2401 * jump.c (mark_jump_label_1): Likewise.
2402 * loop-doloop.c (add_test, doloop_modify): Likewise.
2403 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2404 * lower-subreg.c (move_eh_region_note): Likewise.
2405 * optabs.c (emit_libcall_block): Likewise.
2406 * predict.c (predict_insn): Likewise.
2407 (combine_predictions_for_insn): Likewise.
2408 * recog.c (peephole2_optimize): Likewise.
2409 * regmove.c (try_auto_increment): Likewise.
2410 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
2411 * reload.c (find_reloads): Likewise.
2412 * reload1.c (fixup_eh_region_note): Likewise.
2413 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
2414 * reorg.c (delete_prior_computation): Likewise.
2415 (delete_computation, dbr_schedule): Likewise.
2416 * config/pa/pa.c (legitimize_pic_address): Likewise.
2417 * config/sh/sh.c (sh_reorg): Likewise.
2419 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
2422 * config/libgcc-glibc.ver: Add %exclude.
2423 * config/m32r/libgcc-glibc.ver: Likwise.
2424 * config/s390/libgcc-glibc.ver: Likwise.
2425 * config/sh/libgcc-glibc.ver: Likwise.
2426 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
2428 * config/i386/libgcc-glibc.ver: New.
2430 * config/i386/libgcc-x86_64-glibc.ver: Removed.
2432 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
2434 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
2435 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
2436 i[34567]86-*-linux*, x86_64-*-linux*. Add
2437 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
2438 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
2439 x86_64-*-linux*. Add i386/t-linux to tmake_file for
2440 i[34567]86-*-linux*, x86_64-*-linux*.
2442 * libgcc-std.ver: Add empty GCC_4.4.0.
2444 * mkmap-symver.awk: Support multiple versions per symbol.
2446 * config/i386/i386.c (ix86_init_builtins): Always define
2447 __builtin_fabsq and __builtin_copysignq with fallbacks.
2448 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
2449 and __builtin_copysignq if SSE2 isn't available.
2451 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
2452 (LIBGCC2_TF_CEXT): Likwise.
2455 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
2457 * config/i386/sfp-machine.h: Moved to libgcc.
2459 * config/i386/sfp-machine.h: New.
2460 * config/i386/t-linux: Likwise.
2462 * config/i386/t-darwin: Remove softfp_wrap_start and
2464 * config/i386/t-darwin64: Likewise.
2466 * config/i386/t-fprules-softfp64: Renamed to ...
2467 * config/i386/t-fprules-softfp: This.
2469 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
2470 and softfp_wrap_end.
2472 2008-07-02 Jason Merrill <jason@redhat.com>
2474 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
2476 * tree.c (ctor_to_list): New fn.
2477 * tree.h: Declare it.
2478 (CONSTRUCTOR_ELT): New macro.
2479 (CONSTRUCTOR_NELTS): New macro.
2481 2008-07-02 Richard Guenther <rguenther@suse.de>
2483 * tree-ssa-structalias.c (struct variable_info): Reorder
2484 to fill padding on 64bit hosts. Make collapsed_to an int.
2485 (get_varinfo_fc): Deal with that.
2486 (new_var_info): Likewise.
2487 (collapse_rest_of_var): Likewise.
2489 2008-07-02 Joshua Sumali <jsumali@redhat.com>
2491 * doc/install.texi (--enable-java-home): Document.
2492 (--enable-aot-compile-rpm): Likewise.
2493 (--with-arch-directory): Likewise.
2494 (--with-os-directory): Likewise.
2495 (--with-origin-name): Likewise.
2496 (--with-arch-suffix): Likewise.
2497 (--with-jvm-root-dir): Likewise.
2498 (--with-jvm-jar-dir): Likewise.
2499 (--with-python-dir): Likewise.
2501 2008-07-02 Richard Guenther <rguenther@suse.de>
2503 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
2504 from decls explicitly. Merge operand checking from tuples.
2506 2008-07-02 Martin Jambor <mjambor@suse.cz>
2508 * tree-switch-conversion.c: Included timevar.h which I forgot before.
2510 2008-07-02 Martin Jambor <mjambor@suse.cz>
2512 * tree-switch-conversion.c: Included timevar.h
2513 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
2515 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
2517 2008-07-02 Martin Jambor <mjambor@suse.cz>
2519 * tree-switch-conversion.c: Corrected various comments and
2521 (build_constructors): Fixed minor formatting mistakes.
2523 * invoke.texi (Optimize Options): Corrected the
2524 switch-conversion-max-branch-ratio parameter.
2526 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
2528 * final.c (asm_insn_count): Return zero for an empty asm body.
2530 2008-07-02 Richard Guenther <rguenther@suse.de>
2532 * bitmap.h (bitmap_set_bit): Return bool.
2533 (bitmap_clear_bit): Likewise.
2534 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
2535 write to the bitmap if it would.
2536 (bitmap_clear_bit): Likewise.
2537 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
2538 bitmap_set_bit return value.
2539 (add_pred_graph_edge): Likewise.
2540 (add_graph_edge): Likewise.
2541 (do_sd_constraint): Likewise.
2542 (do_ds_constraint): Likewise.
2544 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2546 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
2547 Fix -Wc++-compat and/or -Wcast-qual warnings.
2548 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
2549 gen_regparm_prefix): Likewise.
2550 * vmsdbgout.c (write_modbeg, lookup_filename,
2551 vmsdbgout_source_line, vmsdbgout_init): Likewise.
2553 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
2555 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
2556 defaults.h definition apply.
2558 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2560 * function.c (assign_parm_remove_parallels): New.
2561 (assign_parm_setup_block_p): Do not return true for non-BLKmode
2563 (assign_parm_setup_block): Do not handle them.
2564 (assign_parm_setup_reg, assign_parm_setup_stack): Call
2565 assign_parm_remove_parallels.
2567 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2569 * c-typeck.c (convert_for_assignment): Use
2570 vector_targets_convertible_p.
2571 * c-common.c (vector_targets_convertible_p): New.
2572 * c-common.h (vector_targets_convertible_p): New prototype.
2573 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
2574 opaque_p_V2SI_type_node.
2576 2008-07-01 Steve Ellcey <sje@cup.hp.com>
2578 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
2581 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
2583 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
2584 TFmode constants via two element DImode vector for hosts with
2585 HOST_BITS_PER_WIDE_INT < 64.
2586 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
2587 also for HOST_BITS_PER_WIDE_INT < 64.
2589 2008-07-01 Richard Guenther <rguenther@suse.de>
2591 PR tree-optimization/36666
2592 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
2593 (get_constraint_exp_from_ssa_var): Split into ...
2594 (get_constraint_exp_for_temp): ... this ...
2595 (get_constraint_for_ssa_var): ... and that.
2596 Return constraint expressions for all touched sub-fields
2597 if the results address is not taken.
2598 (process_constraint): Remove assertion that aggregate
2599 assignments do not happen at this place.
2600 (get_constraint_for_component_ref): Add address_p argument.
2601 Return constraint expressions for all touched sub-fields
2602 if the results address is not taken.
2603 (do_deref): Use get_constraint_exp_for_temp.
2604 (get_constraint_for_1): Rename from ...
2605 (get_constraint_for): ... this. Add the old function as wrapper.
2606 (do_structure_copy): Use get_constraint_for_1.
2608 2008-07-01 Martin Jambor <mjambor@suse.cz>
2610 * Makefile.in (tree-switch-conversion.o): Add.
2611 (OBJS-common): Add tree-swtch-conversion.o.
2612 * passes.c (init_optimization_passes): Add pass_convert_switch.
2613 * tree-pass.h: (pass_convert_switch): Add.
2614 * tree-switch-conversion.c: New file.
2615 * gcc.dg/tree-ssa/cswtch.c: New testcase.
2616 * common.opt (ftree-cswtch): New option.
2617 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
2618 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
2619 * opts.c (decode_options): Set flag_tree_switch_conversion when
2620 optimization level is >= 2.
2621 * doc/invoke.texi (Optimize Options): Added description of
2622 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
2624 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2626 * config/darwin-driver.c (darwin_default_min_version): Fix
2627 -Wc++-compat warnings.
2629 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
2631 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
2634 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2636 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
2638 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2640 PR rtl-optimization/34744
2641 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
2642 (df_scan_free_internal): Free data structures not
2643 allocated in storage pools.
2644 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
2645 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
2646 df_scan_free_mws_vec.
2647 * dse.c (dse_step6): Free offset_map_p and offset_map_n
2650 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
2652 * config/i386/i386.c (contains_aligned_value_p): Return true
2654 (ix86_function_arg_boundary): Return its natural boundary
2656 (return_in_memory_32): Don't check TDmode.
2657 (ix86_split_to_parts): Support splitting into 4 parts and
2658 support TFmode for 32bit target.
2659 (ix86_split_long_move): Support splitting into 4 parts.
2660 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
2662 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
2663 (ix86_init_builtins): Here.
2664 (ix86_scalar_mode_supported_p): Always return true for TFmode.
2665 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
2666 'q' and 'w', respectively.
2668 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
2670 (movtf_internal): Likewise.
2671 (<code>tf2): Likewise.
2672 (*absnegtf2_sse): Likewise.
2673 (copysign<mode>3): Likewise.
2674 (copysign<mode>3_const): Likewise.
2675 (copysign<mode>3_var): Likewise.
2676 (define_split UNSPEC_COPYSIGN): Likewise.
2677 * config/i386/sse.md (*nandtf3): Likewise.
2678 (<code>tf3): Likewise.
2679 (*<code>tf3): Likewise.
2681 2008-06-30 Joey Ye <joey.ye@intel.com>
2682 H.J. Lu <hongjiu.lu@intel.com>
2684 * global.c (compute_regsets): Set frame_pointer_needed here.
2685 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
2687 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2689 * doc/install.texi (specific): Expand Windows build notes.
2691 2008-06-30 Ira Rosen <irar@il.ibm.com>
2693 PR tree-optimization/36648
2694 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
2695 number of prolog iterations by step. Fix the comment.
2697 2008-06-30 Richard Guenther <rguenther@suse.de>
2700 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
2701 handle calls from ECF_MALLOC functions.
2702 (handle_pure_call): ECF_MALLOC functions do not return
2704 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
2706 2008-06-29 Andreas Schwab <schwab@suse.de>
2708 * config/m68k/m68k.c (print_operand): Always print a float
2710 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
2711 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
2714 * config/rs6000/x-linux64: Remove never used file.
2716 2008-06-29 Richard Guenther <rguenther@suse.de>
2718 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
2720 (struct alias_info): Move ...
2721 * tree-ssa-alias.c: ... here.
2722 (update_alias_info): Declare.
2723 (compute_may_aliases): Call it.
2724 (update_alias_info): New function.
2725 * tree-ssa-structalias.c (update_alias_info): Move ...
2726 * tree-ssa-alias.c (update_alias_info_1): ... here.
2727 * tree-ssa-structalias.c (process_constraint_1): Remove
2728 unused from_call argument. Rename to ...
2729 (process_constraint): ... this. Delete old wrapper.
2730 (make_constraint_to): Adjust callers.
2731 (handle_const_call): Likewise.
2732 (handle_pure_call): Likewise.
2733 (init_base_vars): Likewise.
2734 (handle_lhs_call): Likewise. Remove unnecessary constraint.
2735 (find_func_aliases): We don't need structure copies for
2737 (make_constraint_from_anything): Remove.
2738 (create_variable_info_for): For globals make constraints
2739 from escaped, not from anything.
2740 (compute_points_to_sets): Do not call update_alias_info.
2741 (ipa_pta_execute): Use make_constraint_from.
2743 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2745 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
2746 (bitmap.o-warn, dominance.o-warn): New.
2747 * configure.ac (cxx_compat_warn): Delete.
2748 (loose_warn): Add -Wcast-qual and -Wc++-compat.
2749 * system.h: Remove #pragma diagnostic for -Wcast-qual and
2751 * configure: Regenerate.
2753 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
2756 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2758 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
2759 * df-scan.c (df_notes_rescan): Likewise.
2760 * ggc-page.c (set_page_table_entry): Likewise.
2761 * intl.c (gcc_gettext_width): Likewise.
2762 * varasm.c (get_unnamed_section, get_noswitch_section,
2763 get_section): Likewise.
2765 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
2767 * regrename.c (build_def_use): Don't copy RTX.
2769 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
2771 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
2772 (Type Attributes): Fix nesting of @table and @subsection. Adjust
2773 punctuation. Use @ref instead of @xref.
2774 (Function Names): Remove stray @display/@end display.
2775 (C++ Attributes): Use @ref instead of @xref.
2776 (Deprecated Features): Fix punctuation around @xref.
2777 (Backwards Compatibility): Likewise.
2778 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
2780 2008-06-28 Joseph Myers <joseph@codesourcery.com>
2782 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
2783 constants for E500 double.
2785 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2787 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
2788 element type of const_vector.
2790 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
2792 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
2793 Remove FLAGS_REG clobber from expander pattern.
2794 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
2795 (anddi3, andsi3, andhi3, andqi3): Ditto.
2796 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
2797 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
2798 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
2799 (ashlsi3, ashlhi3, ashlqi3): Ditto.
2800 (ashrsi3, ashrhi3, ashrqi3): Ditto.
2801 (lshrsi3, lshrhi3, lshrqi3): Ditto.
2802 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
2803 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
2805 2008-06-28 Richard Guenther <rguenther@suse.de>
2807 * tree-ssa-structalias.c (callused_id, var_callused,
2808 callused_tree): Add.
2809 (handle_pure_call): New function.
2810 (find_func_aliases): Call it.
2811 (find_what_p_points_to): Handle the call-used set.
2812 (clobber_what_escaped): Likewise.
2813 (compute_call_used_vars): New function.
2814 (init_base_vars): Init the call-used variable.
2815 (do_sd_constraint): Do not propagate the solution from CALLUSED
2816 but use CALLUSED as a placeholder.
2817 (solve_graph): Likewise.
2818 * tree-flow-inline.h (gimple_call_used_vars): New function.
2819 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
2820 (compute_call_used_vars): Declare.
2821 * tree-ssa-alias.c (set_initial_properties): Call
2822 compute_call_used_vars.
2823 (reset_alias_info): Clear call-used variables.
2824 (add_call_clobber_ops): Assert we are not called for const/pure
2825 functions. Remove handling of them.
2826 (add_call_read_ops): Handle pure functions by adding the
2827 call-used set of variables as VUSEs.
2828 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
2829 (delete_tree_ssa): Free it.
2830 * tree-dfa.c (remove_referenced_var): Clear the var from the
2833 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
2835 * tree.c (build_varargs_function_type_list): New.
2836 (build_function_type_list_1): New.
2837 (build_function_type_list): Use build_function_type_list_1.
2838 * tree.h (build_varargs_function_type_list): New.
2840 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2843 * config/spu/spu.c (spu_builtin_splats): Do not generate
2844 invalid CONST_VECTOR expressions.
2845 (spu_expand_vector_init): Likewise.
2847 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
2849 * optabs.c (libfunc_decls): New variable.
2850 (libfunc_decl_hash, libfunc_decl_eq): New functions.
2851 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
2852 for the same function twice.
2854 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
2856 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
2857 ix86_expand_binary_operator directly.
2858 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
2860 (*ashrti3_1): Ditto.
2861 (*lshrti3_1): Ditto.
2862 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
2863 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
2864 using only one splitter. Conditionaly execute splitter before or
2865 after peephole2 pass.
2866 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
2867 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
2868 Use only one alternative in asm template.
2869 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
2871 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
2872 "J" operand constraint for operand 2.
2873 (*ashldi3_cconly_rex64): Ditto.
2874 (*ashrdi3_cmp_rex64): Ditto.
2875 (*ashrdi3_cconly_rex64): Ditto.
2876 (*lshrdi3_cmp_rex64): Ditto.
2877 (*lshrdi3_cconly_rex64): Ditto.
2878 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
2879 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
2880 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
2883 2008-06-27 Jakub Jelinek <jakub@redhat.com>
2885 * gimplify.c (omp_is_private): Don't return true if decl is not
2886 already private on #pragma omp for or #pragma omp parallel for.
2889 * tree-cfg.c (struct move_stmt_d): Replace block field with
2890 orig_block and new_block fields.
2891 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
2892 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
2893 (move_block_to_fn): Replace vars_map and new_label_map arguments
2894 with struct move_stmt_d pointer.
2895 (replace_block_vars_by_duplicates): New function.
2896 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
2897 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
2898 all subblocks of ORIG_BLOCK to the new function. Call
2899 replace_block_vars_by_duplicates.
2900 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
2901 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
2902 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
2903 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
2904 (expand_omp): Temporarily set input_location to the location of
2905 region's controlling stmt.
2906 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
2907 BIND_EXPR, push ctx->block_vars and gimplification vars into
2908 the BIND_EXPR and its block's BLOCK_VARS instead of directly
2910 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
2911 there are any BLOCK_VARS.
2912 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
2913 OMP_PARALLEL or OMP_TASK stmt.
2914 (lower_omp): Save and restore input_location around the lower_omp_1
2917 2008-06-27 Richard Guenther <rguenther@suse.de>
2919 PR tree-optimization/36400
2920 PR tree-optimization/36373
2921 PR tree-optimization/36344
2922 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
2923 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
2924 (update_alias_info): Remove call clobbering code.
2925 (make_constraint_to): New helper function.
2926 (make_escape_constraint): Likewise.
2927 (handle_rhs_call): Use it on all pointer containing arguments.
2928 Also mark the static chain escaped.
2929 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
2930 instead of ANYTHING.
2931 (make_constraint_from): New helper split out from ...
2932 (make_constraint_from_anything): ... here.
2933 (find_func_aliases): Add constraints for escape sites.
2934 (intra_create_variable_infos): Make constraints from NONLOCAL
2936 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
2938 (clobber_what_p_points_to): Remove.
2939 (clobber_what_escaped): New function.
2940 (init_base_vars): Init NONLOCAL and ESCAPED.
2941 (do_sd_constraint): Do not propagate the solution from ESCAPED
2942 but use ESCAPED as a placeholder.
2943 (solve_graph): Likewise.
2944 * tree-flow.h (clobber_what_p_points_to): Remove.
2945 (clobber_what_escaped): Declare.
2946 * tree-ssa-alias.c (set_initial_properties): Call it.
2947 Remove code clobbering escaped pointers.
2949 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
2951 * function.c (allocate_struct_function): Only allocate a unique
2952 funcdef_no if the decl is nonzero.
2954 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
2956 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
2957 * config/mips/mips.c (mips_split_const_insns): New function.
2958 * config/mips/mips.md (move_type): New attribute.
2959 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
2960 (dword_mode): New attribute.
2961 (type): Avoid long line. Map "move_type"s to "type"s,
2962 choosing "multi" for doubleword moves if appropriate.
2963 Swap MTC/MFC comments to match their declaration order.
2964 (extended_mips16): Default to "yes" if "move_type" is "sll0",
2965 "type" is "branch" or "jal" is "direct".
2966 (length): Handle "extended_mips16" first. Make the default
2967 "0" for "ghost" instructions. Set the length from "move_type".
2968 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
2969 of "type", with "sll0" for the register alternative. Remove the
2970 "extended_mips16" attribute.
2971 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
2972 of "type", with "shift_shift" for the register alternative.
2973 Remove the "length" attribute.
2974 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
2975 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
2976 of "type", with "andi" for the register alternative.
2977 (*zero_extendqihi2): Likewise.
2978 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
2979 of "andi" instead of a "type" of "arith".
2980 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
2982 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
2983 (mov_<store>r, *mov<mode>_ra): Likewise.
2984 (extendsidi2): Use "move_type" instead of "type", with "move"
2985 for the register alternative.
2986 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
2987 of "type", with "signext" for the register alternative.
2988 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
2989 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
2990 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
2991 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
2992 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
2993 (unnamed branch insn): Likewise.
2994 (*movdi_gp32_fp64): Fold into...
2995 (*movdi_32bit): ...here.
2996 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
2997 (*movdf_hardfloat): ...this new pattern.
2998 (*movdf_softfloat): Remove redundant FPR alternatives.
2999 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
3000 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
3001 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
3002 the "move" attribute.
3003 (*movdi_32bit): Use "move_type" instead of "type" and remove the
3004 "length" attribute. Use "fpload" and "fpstore" instead of "load"
3005 and "store" for COP loads and stores.
3006 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
3007 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
3008 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
3009 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
3010 (*movtf_mips16, *movv2sf): Likewise.
3011 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
3012 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
3013 (mfhc1<mode>): Use "move_type" instead of "move".
3014 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
3015 (loadgp_blockage): Remove the "length" attribute.
3016 (blockage, set_got_version, update_got_version): Likewise.
3017 (call_internal): Remove the "extended_mips16" attribute.
3018 (call_value_internal, call_value_multiple_internal): Likewise.
3019 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
3021 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
3022 the "length" attribute.
3024 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3026 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
3027 -Wcast-qual warnings.
3028 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
3029 handle_pragma_pop_macro): Likewise.
3030 * collect2.c (resolve_lib_name): Likewise.
3031 * config/arc/arc.c (arc_init): Likewise.
3032 * config/arm/arm.c (neon_builtin_compare,
3033 locate_neon_builtin_icode): Likewise.
3034 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
3035 * config/bfin/bfin.c (bfin_init_machine_status,
3036 bfin_optimize_loop): Likewise.
3037 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
3038 * config/cris/cris.c (cris_init_expanders): Likewise.
3039 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
3040 * config/darwin.c (machopic_indirection_eq,
3041 machopic_indirection_name, machopic_output_indirection): Likewise.
3042 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
3043 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
3044 frv_optimize_membar): Likewise.
3045 * config/i386/cygwin.h (mingw_scan,
3046 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
3047 * config/i386/cygwin1.c (mingw_scan): Likewise.
3048 * config/i386/i386.c (machopic_output_stub): Likewise.
3049 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
3050 i386_pe_unique_section): Likewise.
3051 * config/ia64/ia64.c (ia64_init_machine_status,
3052 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
3054 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
3055 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
3056 * config/m68k/m68k.c (m68k_handle_option,
3057 m68k_sched_md_init_global): Likewise.
3058 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
3059 mcore_unique_section): Likewise.
3060 * config/mips/mips.c (mips_block_move_straight,
3061 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
3063 * config/mmix/mmix.c (mmix_init_machine_status,
3064 mmix_encode_section_info): Likewise.
3065 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
3066 * config/rs6000/rs6000.c (rs6000_init_machine_status,
3067 print_operand_address, output_toc, redefine_groups,
3068 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
3069 * config/s390/s390.c (s390_init_machine_status): Likewise.
3070 * config/score/score.c (score_block_move_straight,
3071 score_block_move_loop_body): Likewise.
3072 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
3073 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
3074 * emit-rtl.c (find_auto_inc): Likewise.
3075 * gcc.c (translate_options, process_command): Likewise.
3076 * reorg.c (dbr_schedule): Likewise.
3077 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
3078 * xcoffout.c (xcoffout_declare_function): Likewise.
3080 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
3082 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
3083 ipa-pta working again.
3085 2008-06-27 David Edelsohn <edelsohn@gnu.org>
3087 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
3090 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
3092 * config.gcc (powerpc*-*-*): Add new core e500mc.
3093 * config/rs6000/e500mc.md: New file.
3094 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3096 (rs6000_override_options): Add e500mc case to
3097 processor_target_table. Altivec and Spe options not allowed
3098 with e500mc. Add isel instruction to e500mc by
3099 default. Initialize rs6000_cost for e500mc.
3100 (rs6000_issue_rate): Set issue rate for e500mc.
3101 * config/rs6000/rs6000.h (processor_type): Add
3102 PROCESSOR_PPCE500MC.
3103 (ASM_CPU_SPEC): Add e500mc.
3104 Set TARGET_ISEL to rs6000_isel.
3105 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
3106 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
3107 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
3109 * doc/invoke.texi: Add e500mc to list of cpus.
3111 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3114 * c-lex.c (lex_charconst): Initialize unsignedp.
3116 2008-06-27 Olivier Hainque <hainque@adacore.com>
3118 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
3119 documented assumptions.
3121 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
3123 * dwarf2out.c: Remove trailing white spaces. Break long line
3126 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
3128 * libfuncs.h (LTI_synchronize): New libfunc_index.
3129 (synchronize_libfunc): Declare.
3130 * builtins.c (expand_builtin_synchronize): Consider using
3131 synchronize_libfunc before falling back on an asm blockage.
3132 * config/mips/mips.c: Include libfuncs.h
3133 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
3135 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
3137 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
3138 parameter. Copy stack_reg to r11 where appropriate.
3139 (no_global_regs_above): Add gpr parameter.
3140 (rs6000_stack_info): Only add padding for SPE save area if we
3141 are saving SPE GPRs and CR.
3142 (saveres_routine_syms): New variable.
3143 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
3145 (rs6000_savres_routine_sym): New function.
3146 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
3148 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
3149 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
3150 Tweak FPR out-of-line saving.
3151 (rs6000_make_savres_rtx): New function.
3152 (rs6000_use_multiple_p): New function.
3153 (rs6000_savres_strategy): New function.
3154 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
3155 out-of-line if appropriate.
3156 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
3157 if we are optimizing for size.
3158 (GP_SAVE_INLINE): Define.
3159 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
3160 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
3161 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
3162 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
3163 (*save_fpregs_<mode>): Add use of r11.
3164 (*restore_gpregs_<mode>): New insn.
3165 (*return_and_restore_gpregs_<mode>): New insn.
3166 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
3168 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
3169 (*restore_gpregs_spe): New insn.
3170 (*return_and_restore_gpregs_spe): New insn.
3171 * config/rs6000/predicates.md (save_world_operation): Fix check.
3173 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
3175 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
3176 this point, so assert that.
3178 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
3180 * cfganal.c: Include vec.h and vecprim.h.
3181 (compute_idf): Import from...
3182 * tree-into-ssa (compute_idf): ...here.
3183 * basic-block.h (compute_idf): Export.
3185 2008-06-26 Joseph Myers <joseph@codesourcery.com>
3187 * c-decl.c (merge_decls): Use !current_function_decl to check for
3188 extern declaration of C99 inline function being at file scope.
3190 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
3192 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
3194 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3196 * alias.c (record_alias_subset, init_alias_analysis): Fix
3197 -Wc++-compat and/or -Wcast-qual warnings.
3198 * attribs.c (lookup_attribute_spec): Likewise.
3199 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
3200 copy_bb, connect_traces,
3201 find_rarely_executed_basic_blocks_and_cr): Likewise.
3202 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
3203 note_btr_set, migrate_btr_defs): Likewise.
3204 * builtins.c (result_vector, expand_builtin_memcpy,
3205 expand_builtin_mempcpy_args, expand_builtin_strncpy,
3206 builtin_memset_read_str, expand_builtin_printf,
3207 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
3209 * caller-save.c (mark_set_regs): Likewise.
3210 * calls.c (expand_call, emit_library_call_value_1): Likewise.
3211 * cgraph.c (cgraph_edge): Likewise.
3212 * combine.c (likely_spilled_retval_1): Likewise.
3213 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
3214 htab_counts_entry_del, get_coverage_counts): Likewise.
3215 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
3216 new_cselib_val): Likewise.
3217 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
3218 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
3220 * df-core.c (df_compact_blocks): Likewise.
3221 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
3222 * df-scan.c (df_grow_reg_info, df_ref_create,
3223 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
3224 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
3225 df_record_entry_block_defs, df_record_exit_block_uses,
3226 df_bb_verify): Likewise.
3227 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
3228 DF_REF_EXTRACT_MODE_CONST): New.
3229 * dominance.c (get_immediate_dominator, get_dominated_by,
3230 nearest_common_dominator, root_of_dom_tree,
3231 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
3232 -Wc++-compat and/or -Wcast-qual warnings.
3233 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
3234 record_store, replace_read, check_mem_read_rtx, scan_insn,
3235 dse_step1, dse_record_singleton_alias_set): Likewise.
3236 * dwarf2asm.c (dw2_force_const_mem): Likewise.
3238 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3240 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
3241 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
3242 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
3243 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
3244 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
3245 add_ranges_num, add_ranges_by_labels, file_info_cmp,
3246 file_name_acquire, output_file_names, add_const_value_attribute,
3247 premark_used_types_helper, file_table_eq, file_table_hash,
3248 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
3249 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
3250 -Wcast-qual warnings.
3251 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
3252 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
3253 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
3254 gen_reg_rtx, start_sequence, init_emit): Likewise.
3255 * et-forest.c (et_new_occ, et_new_tree): Likewise.
3256 * except.c (init_eh_for_function, gen_eh_region,
3257 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
3258 arh_to_landing_pad, arh_to_label, add_action_record,
3259 add_call_site, switch_to_exception_section): Likewise.
3260 * expmed.c (synth_mult): Likewise.
3261 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
3262 store_expr): Likewise.
3263 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
3265 * function.c (assign_stack_temp_for_type,
3266 allocate_struct_function, match_asm_constraints_1): Likewise.
3267 * gcov-io.c (gcov_allocate): Likewise.
3268 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
3269 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
3270 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
3271 record_one_set, insert_expr_in_table, insert_set_in_table,
3272 dump_hash_table, compute_hash_table_work, alloc_hash_table,
3273 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
3274 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
3275 -Wcast-qual warnings.
3277 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3279 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
3280 -Wcast-qual warnings.
3281 * gcc.c (process_command): Likewise.
3282 * genattrtab.c (oballoc): Use XOBNEW.
3283 (oballocvec): Define.
3284 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
3285 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
3286 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
3287 -Wc++-compat and/or -Wcast-qual warnings.
3288 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
3289 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
3290 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
3291 gen_presence_absence_set, gen_automaton, gen_regexp_el,
3292 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
3293 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
3294 add_excls, process_presence_absence_names,
3295 process_presence_absence_patterns, add_presence_absence,
3296 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
3297 get_free_state, add_arc, get_free_automata_list_el,
3298 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
3299 transform_3, cache_presence, create_ainsns, create_automata,
3300 create_state_ainsn_table, dfa_insn_code_enlarge,
3301 output_trans_func, output_min_issue_delay_func,
3302 output_dead_lock_func, output_reset_func,
3303 output_get_cpu_unit_code_func, output_dfa_start_func,
3304 expand_automata): Likewise.
3305 * genextract.c (gen_insn): Likewise.
3306 * gengtype-lex.l: Likewise.
3307 * gengtype.c (read_input_list, adjust_field_type,
3308 process_gc_options): Likewise.
3309 * genoutput.c (note_constraint): Likewise.
3310 * genpreds.c (mangle, add_constraint): Likewise.
3311 * genrecog.c (process_define_predicate, new_decision,
3312 add_to_sequence): Likewise.
3313 * gensupport.c (record_insn_name): Likewise.
3315 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3317 * config/i386/driver-i386.c (detect_caches_amd,
3318 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
3319 and/or -Wcast-qual warnings.
3320 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
3321 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
3322 gt_pch_save): Likewise.
3323 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
3324 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
3325 * global.c (compute_regsets): Likewise.
3326 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
3327 finish_graph_dump_file): Likewise.
3328 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
3329 unlink_bb_notes): Likewise.
3330 * integrate.c (get_hard_reg_initial_val): Likewise.
3331 * ipa-prop.c (ipa_push_func_to_list): Likewise.
3332 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
3333 * local-alloc.c (update_equiv_regs): Likewise.
3334 * loop-invariant.c (check_invariant_table_size,
3335 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
3337 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
3338 altered_reg_used, mark_altered): Likewise.
3339 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
3340 insert_var_expansion_initialization,
3341 combine_var_copies_in_loop_exit, apply_opt_in_copies,
3342 release_var_copies): Likewise.
3343 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
3344 analyze_matrix_decl, add_allocation_site, analyze_transpose,
3345 analyze_accesses_for_phi_node, check_var_notmodified_p,
3346 check_allocation_function, find_sites_in_func,
3347 record_all_accesses_in_func, transform_access_sites,
3348 transform_allocation_sites): Likewise.
3349 * omp-low.c (new_omp_region, create_omp_child_function_name,
3350 check_omp_nesting_restrictions, check_combined_parallel,
3351 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
3352 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
3353 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3354 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
3356 * opts-common.c (prune_options): Likewise.
3357 * opts.c (add_input_filename, print_filtered_help,
3358 get_option_state): Likewise.
3359 * params.c (add_params): Likewise.
3360 * passes.c (set_pass_for_id, next_pass_1,
3361 do_per_function_toporder, pass_fini_dump_file): Likewise.
3362 * postreload.c (reload_cse_simplify_operands): Likewise.
3363 * predict.c (tree_predicted_by_p, tree_predict_edge,
3364 clear_bb_predictions, combine_predictions_for_bb): Likewise.
3366 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3368 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
3370 * recog.c (check_asm_operands, validate_change_1): Likewise.
3371 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
3372 subst_asm_stack_regs): Likewise.
3373 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
3374 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
3375 * regmove.c (reg_is_remote_constant_p): Likewise.
3376 * regrename.c (regrename_optimize, scan_rtx_reg,
3377 kill_clobbered_value, kill_set_value, kill_autoinc_value):
3379 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
3380 regstat_compute_calls_crossed): Likewise.
3381 * reload1.c (init_reload, new_insn_chain,
3382 has_nonexceptional_receiver, reload, copy_reloads,
3383 calculate_needs_all_insns, init_elim_table): Likewise.
3384 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
3385 * rtl.c (shallow_copy_rtx_stat): Likewise.
3386 * rtlanal.c (parms_set): Likewise.
3387 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
3388 sbitmap_resize, sbitmap_vector_alloc): Likewise.
3389 * sched-ebb.c (earliest_block_with_similiar_load,
3390 add_deps_for_risky_insns): Likewise.
3391 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
3392 schedule_region): Likewise.
3393 * see.c (eq_descriptor_pre_extension,
3394 hash_descriptor_pre_extension, hash_del_pre_extension,
3395 eq_descriptor_properties, hash_descriptor_properties,
3396 hash_del_properties, see_seek_pre_extension_expr,
3397 see_initialize_data_structures, see_print_register_properties,
3398 see_print_pre_extension_expr, see_delete_merged_def_extension,
3399 see_delete_unmerged_def_extension, see_emit_use_extension,
3400 see_pre_delete_extension, see_map_extension, see_commit_changes,
3401 see_analyze_merged_def_local_prop,
3402 see_analyze_merged_def_local_prop,
3403 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
3404 see_set_prop_merged_def, see_set_prop_unmerged_def,
3405 see_set_prop_unmerged_use, see_print_one_extension,
3406 see_merge_one_use_extension, see_merge_one_def_extension,
3407 see_store_reference_and_extension, see_update_uses_relevancy,
3408 see_update_defs_relevancy): Likewise.
3409 * statistics.c (hash_statistics_hash, hash_statistics_eq,
3410 hash_statistics_free, curr_statistics_hash): Likewise.
3411 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
3412 expand_asm_operands, expand_return, case_bit_test_cmp,
3413 expand_case): Likewise.
3414 * stor-layout.c (start_record_layout): Likewise.
3415 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
3416 gt_pch_save_stringpool): Likewise.
3417 * tree-data-ref.c (hash_stmt_vertex_info,
3418 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
3419 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
3421 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
3424 * config/i386/i386.md : Change constraints of HImode and QImode
3425 immediate operands from "i" to "n". Change SImode "ni" constraint to
3426 "i" and SImode "rmi" constraint to "g". Remove all constraints
3427 from const0_operand and const1_operand predicated operands.
3428 (i): Change QImode and HImode attribute from "i" to "n".
3429 (*subqi_2): Change HImode operands to QImode.
3432 2008-06-25 Olivier Hainque <hainque@adacore.com>
3434 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
3437 2008-06-25 Richard Guenther <rguenther@suse.de>
3439 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
3440 not overflow the result type.
3442 2008-06-25 Richard Guenther <rguenther@suse.de>
3444 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
3445 (vn_lookup): Likewise.
3447 2008-06-25 Richard Guenther <rguenther@suse.de>
3449 PR tree-optimization/35518
3450 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
3451 * tree-sra.c (instantiate_element): Use fold_build3 to build
3453 (try_instantiate_multiple_fields): Likewise.
3455 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3457 * config/rs6000/rs6000.md: Change all string instruction's clobber to
3460 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3462 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
3463 use_backchain_to_restore_sp to true
3464 if the offset of the link register save area would go over the 32k - 1
3465 offset limit of the load
3468 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
3470 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
3471 anchor for the type-punning blurb. Cross-reference "Structures
3472 unions enumerations and bit-fields implementation". Provide a
3473 cast-through-pointer example. Make final sentence self-contained.
3474 * doc/implement-c.texi (Structures unions enumerations and
3475 bit-fields implementation): Cross-reference the type-punning blurb
3476 in the -fstrict-aliasing documentation.
3478 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3481 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
3482 the memory instead of the memory itself for the save area.
3484 2008-06-24 Olivier Hainque <hainque@adacore.com>
3485 Nicolas Roche <roche@adacore.com>
3487 * gengtype.c (srcdir_len): size_t instead of int.
3488 (get_file_realbasename): New function. For F a filename, the real
3489 basename of F, with all the path components stripped.
3490 (get_file_srcdir_relative_path): New function. For F a filename, the
3491 relative path to F from $(srcdir).
3492 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
3493 get_file_realbasename. Adjust the head comment.
3494 (get_prefix_langdir_index): New function. For F a filename, return the
3495 lang_dir_names[] relative index of the language directory that is
3497 (get_file_langdir): For F a filename, return the name of the language
3498 directory where F is located.
3499 (get_file_gtfilename): New function. The gt- output file name for an
3501 (get_output_file_with_visibility): Replace in-line computations with
3502 uses of get_file_gtfilename and get_prefix_langdir_index.
3503 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
3505 2008-06-24 Jakub Jelinek <jakub@redhat.com>
3507 PR tree-optimization/36504
3508 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
3509 references without base address.
3511 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3514 * calls.c (expand_call): Increase alignment for recursive functions.
3516 2008-06-23 Anatoly Sokolov <aesok@post.ru>
3518 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
3519 (TARGET_FUNCTION_VALUE): New define.
3520 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
3521 * config/avr/avr.h (FUNCTION_VALUE): Remove.
3523 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3525 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
3526 (fmod<mode>3): Ditto.
3527 (remainderxf3): Ditto.
3528 (remainder<mode>3): Ditto.
3530 2008-06-23 Jakub Jelinek <jakub@redhat.com>
3533 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
3534 REG is a hard register.
3536 PR tree-optimization/36508
3537 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
3538 499, don't check it at all in release compilers.
3540 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3542 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
3543 together with SSE_TARGET_MATH to disable insn pattern.
3544 (*fop_<MODEF:mode>_2_i387): Ditto.
3545 (*fop_<MODEF:mode>_3_i387): Ditto.
3547 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
3549 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
3551 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3554 * gimplify.c (gimplify_asm_expr): Check the return code of
3555 parse_output_constraint call, set function return and is_inout
3558 2008-06-22 Ian Lance Taylor <iant@google.com>
3560 * c-lex.c (narrowest_unsigned_type): Change itk to int.
3561 (narrowest_signed_type): Likewise.
3562 * c-typeck.c (c_common_type): Change local variable mclass to enum
3564 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
3565 tcc_comparison, not the tree code itself.
3566 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
3567 (c_expand_expr): Cast modifier to enum expand_modifier.
3568 * c-common.h (C_RID_CODE): Add casts.
3569 (C_SET_RID_CODE): Define.
3570 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
3571 (c_lex_one_token): Add cast to avoid warning.
3572 (c_parser_objc_type_name): Rename local typename to type_name.
3573 (check_no_duplicate_clause): Change code parameter to enum
3575 (c_parser_omp_var_list_parens): Change kind parameter to enum
3577 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
3578 c_parser_omp_list_var_parens.
3579 (c_parser_omp_threadprivate): Likewise.
3580 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
3581 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
3582 * c-format.c (NO_FMT): Define.
3583 (printf_length_specs): Use NO_FMT.
3584 (asm_fprintf_length_specs): Likewise.
3585 (gcc_diag_length_specs): Likewise.
3586 (scanf_length_specs): Likewise.
3587 (strfmon_length_specs): Likewise.
3588 (gcc_gfc_length_specs): Likewise.
3589 (printf_flag_specs): Change 0 to STD_C89.
3590 (asm_fprintf_flag_specs): Likewise.
3591 (gcc_diag_flag_specs): Likewise.
3592 (gcc_cxxdiag_flag_specs): Likewise.
3593 (scanf_flag_specs): Likewise.
3594 (strftime_flag_specs): Likewise.
3595 (strfmon_flag_specs): Likewise.
3596 (print_char_table): Likewise.
3597 (asm_fprintf_char_table): Likewise.
3598 (gcc_diag_char_table): Likewise.
3599 (gcc_tdiag_char_table): Likewise.
3600 (gcc_cdiag_char_table): Likewise.
3601 (gcc_cxxdiag_char_table): Likewise.
3602 (gcc_gfc_char_table): Likewise.
3603 (scan_char_table): Likewise.
3604 (time_char_table): Likewis.
3605 (monetary_char_table): Likewise.
3606 * c-format.h (BADLEN): Likewise.
3608 2008-06-21 Ian Lance Taylor <iant@google.com>
3610 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
3611 Define END_OF_BASE_TREE_CODES around inclusion.
3612 * tree.c (tree_code_type): New global array.
3613 (tree_code_length, tree_code_name): Likewise.
3614 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
3616 (all-tree.def, s-alltree): New targets.
3617 (gencheck.h, s-gencheck): Remove.
3618 (tree.o): Depend upon all-tree.def.
3619 (build/gencheck.o): Remove gencheck.h dependency.
3620 (mostlyclean): Don't remove gencheck.h.
3621 * c-common.h (enum c_tree_code): Remove.
3622 * c-lang.c (tree_code_type): Remove.
3623 (tree_code_length, tree_code_name): Remove.
3624 * gencheck.c (tree_codes): Include all-tree.def, rather than
3625 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
3627 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
3629 * cp/cp-tree.h (enum cplus_tree_code): Remove.
3630 (operator_name_info): Size to MAX_TREE_CODES.
3631 (assignment_operator_name_info): Likewise.
3632 * cp/cp-lang.c (tree_code_type): Remove.
3633 (tree_code_length, tree_code_name): Remove.
3634 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
3635 (assignment_operator_name_info): Likewise.
3636 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
3638 * cp/mangle.c (write_expression): Likewise.
3639 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
3640 * fortran/f95-lang.c (tree_code_type): Remove.
3641 (tree_code_length, tree_code_name): Remove.
3642 * java/java-tree.h (enum java_tree_code): Remove.
3643 * java/lang.c (tree_code_type): Remove.
3644 (tree_code_length, tree_code_name): Remove.
3645 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
3646 * objc/objc-act.h (enum objc_tree_code): Remove.
3647 * objc/objc-lang.c (tree_code_type): Remove.
3648 (tree_code_length, tree_code_name): Remove.
3649 * objcp/objcp-lang.c (tree_code_type): Remove.
3650 (tree_code_length, tree_code_name): Remove.
3651 * ada/ada-tree.h (enum gnat_tree_code): Remove.
3652 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
3653 * ada/misc.c (tree_code_type): Remove.
3654 (tree_code_length, tree_code_name): Remove.
3656 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
3658 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
3659 the grand_bitmap_obstack.
3661 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3663 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
3664 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
3665 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
3666 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
3667 move_stmt_r, new_label_mapper): Likewise.
3668 * tree-complex.c (cvc_lookup): Likewise.
3669 * tree-dfa.c (create_function_ann): Likewise.
3670 * tree-dump.c (dump_register): Likewise.
3671 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
3672 find_phi_replacement_condition): Likewise.
3673 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
3674 tree_function_versioning): Likewise.
3675 * tree-into-ssa.c (cmp_dfsnum): Likewise.
3676 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
3677 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
3678 get_nonlocal_debug_decl, convert_nonlocal_reference,
3679 convert_nonlocal_omp_clauses, get_local_debug_decl,
3680 convert_local_reference, convert_local_omp_clauses,
3681 convert_nl_goto_reference, convert_nl_goto_receiver,
3682 convert_tramp_reference, convert_call_expr): Likewise.
3683 * tree-outof-ssa.c (contains_tree_r): Likewise.
3684 * tree-parloops.c (reduction_phi, initialize_reductions,
3685 eliminate_local_variables_1, add_field_for_reduction,
3686 add_field_for_name, create_phi_for_local_result,
3687 create_call_for_reduction_1, create_loads_for_reductions,
3688 create_stores_for_reduction, create_loads_and_stores_for_name):
3690 * tree-phinodes.c (allocate_phi_node): Likewise.
3691 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
3692 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
3693 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
3694 * tree-ssa-coalesce.c (compare_pairs): Likewise.
3695 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
3696 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
3697 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
3698 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3699 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
3700 vn_nary_op_insert): Likewise.
3701 * tree-ssa.c (redirect_edge_var_map_add,
3702 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
3703 * tree-vectorizer.c (vectorize_loops): Likewise.
3704 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
3705 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
3706 tree_cons_stat, build1_stat, build_variant_type_copy,
3707 decl_init_priority_lookup, decl_fini_priority_lookup,
3708 decl_priority_info, decl_restrict_base_lookup,
3709 decl_restrict_base_insert, decl_debug_expr_lookup,
3710 decl_debug_expr_insert, decl_value_expr_lookup,
3711 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
3712 type_hash_add, get_file_function_name, tree_check_failed,
3713 tree_not_check_failed, tree_range_check_failed,
3714 omp_clause_range_check_failed, build_omp_clause,
3715 build_vl_exp_stat): Likewise.
3716 * value-prof.c (gimple_histogram_value,
3717 gimple_duplicate_stmt_histograms): Likewise.
3718 * var-tracking.c (attrs_list_insert, attrs_list_copy,
3719 unshare_variable, variable_union_info_cmp_pos, variable_union,
3720 dataflow_set_different_1, dataflow_set_different_2,
3721 vt_find_locations, variable_was_changed, set_variable_part,
3722 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
3723 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
3724 section_entry_hash, object_block_entry_eq,
3725 object_block_entry_hash, create_block_symbol,
3726 initialize_cold_section_name, default_function_rodata_section,
3727 strip_reg_name, set_user_assembler_name, const_desc_eq,
3728 build_constant_desc, output_constant_def, lookup_constant_def,
3729 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
3730 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
3731 default_internal_label): Likewise.
3732 * varray.c (varray_init, varray_grow): Likewise.
3733 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
3735 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
3737 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
3738 operators for "test" insn. Macroize insn using SWI mode macro.
3739 (*jcc_fused_2): Ditto.
3740 (*jcc_fused_3): Macroize insn using SWI mode macro.
3741 (*jcc_fused_4): Ditto.
3743 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
3745 * tree-ssa-pre.c: Fix typo in comment.
3746 (init_antic, fini_antic): Add explicit funtions for
3747 initializing and deinitializing ANTIC and AVAIL sets.
3748 (create_expression_by_pieces): Fix typo in comment.
3749 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
3750 (execute_pre): Eventually dump details about ANTIC_IN.
3752 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3754 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
3755 * gcc.c (translate_options, init_spec, store_arg, read_specs,
3756 add_to_obstack, file_at_path, find_a_file, execute,
3757 add_preprocessor_option, add_assembler_option, add_linker_option,
3758 process_command, insert_wrapper, do_option_spec, do_self_spec,
3759 spec_path, do_spec_1, is_directory, main, used_arg,
3760 getenv_spec_function): Likewise.
3761 * tlink.c (symbol_hash_lookup, file_hash_lookup,
3762 demangled_hash_lookup, symbol_push, file_push, frob_extension):
3765 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3767 * doc/rtl.texi: Updated subreg section.
3769 2008-06-19 Jakub Jelinek <jakub@redhat.com>
3772 * cgraphunit.c (cgraph_process_new_functions): Don't clear
3773 node->needed and node->reachable.
3774 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
3775 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
3776 (expand_task_call): Don't call expand_task_copyfn.
3777 (expand_task_copyfn): Renamed to...
3778 (finalize_task_copyfn): ... this.
3780 2008-06-19 Jan Hubicka <jh@suse.cz>
3782 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
3783 clobbering framepointer.
3785 2008-06-19 Jan Hubicka <jh@suse.cz>
3787 * tree-optimize.c (execute_early_local_optimizations): Set
3788 cgraph_state only at first invocation.
3790 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3792 * system.h (-Wc++-compat): Activate as a warning, no an error.
3794 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
3796 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
3797 instead of "#" in insn asm template.
3798 (*jcc_fused_2): Ditto.
3800 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
3802 * config/i386/i386.h (ix86_tune_indices)
3803 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
3804 (TARGET_FUSE_CMP_AND_BRANCH): New define.
3805 * config/i386/i386.md (*jcc_fused_1): New insn pattern
3806 (*jcc_fused_2): Ditto.
3807 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
3808 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
3809 (print operand): Handle 'E' and 'e' code.
3811 2008-06-19 Anatoly Sokolov <aesok@post.ru>
3813 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
3814 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3815 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3817 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
3819 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
3821 (cgraph_expand_function): Use local copy of decl.
3822 (cgraph_expand_all_functions): Remove redundant initialization of
3824 (cgraph_optimize): Reword internal_error message.
3826 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
3828 * arm-protos.h (arm_return_in_memory): Remove public
3829 arm_return_in_memory() prototype.
3830 * arm.c (arm_return_in_memory): Add static prototype, add target
3831 hook macro, change definition and comments.
3832 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
3834 2008-06-19 Ben Elliston <bje@au.ibm.com>
3836 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
3837 real.c: Remove references to IEEE 754R.
3838 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
3839 * doc/libgcc.texi (Decimal float library routines): Likewise.
3841 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3843 * targhooks.h (struct gcc_target): New member unwind_word_mode.
3844 (default_unwind_word_mode): Add prototype.
3845 * targhooks.c (default_unwind_word_mode): New function.
3846 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
3847 instead of word_mode.
3848 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
3849 (TARGET_INITIALIZER): Use it.
3851 * c-common.c (handle_mode_attribute): Support "unwind_word"
3853 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
3855 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
3856 word_mode to access SjLj_Function_Context member "data".
3857 (sjlj_emit_dispatch_table): Likewise. Also, perform type
3858 conversion from targetm.eh_return_filter_mode () to
3859 targetm.unwind_word_mode () if they differ.
3861 * builtin-types.def (BT_UNWINDWORD): New primitive type.
3862 (BT_FN_UNWINDWORD_PTR): New function type.
3863 (BT_FN_WORD_PTR): Remove.
3864 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
3865 * except.c (expand_builtin_extend_pointer): Convert pointer to
3866 targetm.unwind_word_mode () instead of word_mode.
3868 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
3869 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
3870 (spu_unwind_word_mode): New function.
3871 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
3872 (TARGET_UNWIND_WORD_MODE): Define.
3873 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
3875 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3877 * config/spu/spu.c (reg_align): Remove.
3878 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
3879 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
3880 (spu_split_store): Likewise.
3882 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
3884 * gcc/tree-vn.c: Fix typo in comment.
3886 2008-06-18 Jan Hubicka <jh@suse.cz>
3888 * cgraphunit.c (cgraph_optimize): Output debug info when doing
3889 toplevel reorder too.
3891 2008-06-18 Jan Hubicka <jh@suse.cz>
3893 * c-opts.c (c_common_post_options): PCH is not compatible with
3895 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
3896 -fno-toplevel-reorder by default now.
3898 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3900 PR documentation/30739
3901 * doc/install.texi (Prerequisites): Document dependency on awk.
3903 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
3904 Ian Lance Taylor <iant@google.com>
3906 PR rtl-optimization/35604
3907 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
3908 only want to change jump destinations, not eventual label comparisons.
3910 2008-06-16 Jan Hubicka <jh@suse.cz>
3912 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
3914 (cgraph_analyze_function): Likewise.
3916 2008-06-16 Jan Hubicka <jh@suse.cz>
3918 * cgraph.h (cgraph_mark_if_needed): New function.
3919 * cgraphunit.c (cgraph_mark_if_needed): New function.
3920 * c-decl.c (duplicate_decl): Use it.
3922 2008-06-16 Jan Hubicka <jh@suse.cz>
3924 * cgraph.c (cgraph_add_new_function): When in expansion state, do
3927 2008-06-16 Jan Hubicka <jh@suse.cz>
3929 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
3931 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
3932 Kazu Hirata <kazu@codesourcery.com>
3933 Maxim Kuvyrkov <maxim@codesourcery.com
3935 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
3936 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
3937 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
3938 EXTRA_SPEC_FUNCTIONS.
3939 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
3940 (DRIVER_SELF_SPECS): Adjust.
3941 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
3942 * config/mips/st.h, config/mips/t-st: New.
3943 * config/mips/driver-native.c, config/mips/x-native: New.
3944 * doc/invoke.texi (MIPS): Document 'native' value for -march and
3947 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
3949 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
3951 (ISA_HAS_FP_CONDMOVE): New macro.
3952 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
3953 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
3954 (ISA_HAS_NMADD3_NMSUB3): New macro.
3955 * config/mips/mips.c (mips_rtx_costs): Update.
3956 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
3957 compiling for ST Loongson 2E/2F.
3958 (madd<mode>): Rename to madd4<mode>. Update.
3959 (madd3<mode>): New pattern.
3960 (msub<mode>): Rename to msub4<mode>. Update.
3961 (msub3<mode>): New pattern.
3962 (nmadd<mode>): Rename to nmadd4<mode>. Update.
3963 (nmadd3<mode>): New pattern.
3964 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
3965 (nmadd3<mode>_fastmath): New pattern.
3966 (nmsub<mode>): Rename to nmsub4<mode>. Update.
3967 (nmsub3<mode>): New pattern.
3968 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
3969 (nmsub3<mode>_fastmath): New pattern.
3970 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
3972 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
3974 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
3975 (DF_REF_INSN_INFO): New.
3976 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
3977 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
3978 with a NULL DF_REF_INSN_INFO.
3979 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
3981 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
3982 DF_INSN_INFO_EQ_USES): New.
3983 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
3984 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
3985 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
3986 * df-core.c: Update comment for above changes.
3987 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
3988 DF_INSN_UID_* macros.
3989 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
3990 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
3991 insn rtx. Update all callers.
3992 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
3993 df_ref_create_structure, df_insn_refs_collect): Likewise.
3994 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
3995 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
3996 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
3997 macros to access the insn refs.
3998 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
3999 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
4000 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
4001 for accessing the refs.
4002 (try_fwprop_subst): Likewise.
4003 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
4004 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
4005 for accessing the refs.
4006 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
4007 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
4008 to look at the insn refs.
4009 (record_uses): Likewise.
4010 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
4012 (mark_artificial_uses): Don't mark_insn for artificial refs.
4013 (mark_reg_rependencies): Likewise.
4015 * doc/rtl.texi: Remove documentation of ADDRESSOF.
4017 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4019 * configure: Regenerate.
4021 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4023 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
4024 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4025 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4027 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4029 * config/avr/avr.c (avr_mcu_t): Add attiny167.
4030 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4031 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4033 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4035 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
4036 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4037 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4039 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
4041 * tree-ssa-sccvn.c: Fix format of comments.
4043 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
4045 * cgraph.c: Remove unneeded forward declarations of eq_node()
4048 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
4050 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
4052 (see_update_relevancy): Likewise.
4053 * fwprop.c (try_fwprop_subst): Likewise.
4054 * rtlanal.c (noop_move_p): Likewise.
4055 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
4056 notes to non-existing libcall blocks.
4057 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
4059 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
4060 (dead_libcall_p): Remove.
4061 (delete_trivially_dead_insns): Don't use it.
4062 * web.c (union_defs): Remove comment about keeping nops.
4063 * gcse.c (hash_scan_insn): Don't take libcall pointers.
4064 (compute_hash_table_work): Don't track libcall notes.
4065 (do_local_cprop): Don't take libcall pointers. Don't update
4067 (adjust_libcall_notes): Deleted.
4068 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
4069 ever have existed in the first place).
4070 (replace_store_insn): Don't try to remove libcall notes.
4071 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
4072 (resolve_reg_notes): Don't call them.
4073 (resolve_simple_move): Likewise.
4074 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
4075 Don't remove REG_RETVAL notes.
4076 * emit-rtl.c (try_split): Don't update libcall notes.
4077 (emit_copy_of_insn_after): Dito.
4078 * cselib.c (cselib_current_insn_in_libcall): Remove.
4079 (cselib_process_insn): Don't set/clear it.
4080 (new_elt_loc_list): Don't record it.
4081 (cselib_init): Don't initialize it.
4082 * cselib.c (struct elt_loc_list): Remove in_libcall field.
4083 * loop-invariant.c (find_invariant_insn): Don't look for libcall
4085 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
4086 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
4087 (init_deps): Don't initialize it.
4088 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
4089 * combine.c (delete_noop_moves): Don't update libcall notes.
4090 (can_combine_p): Remove now pointless #if 0 block.
4091 (try_combine): Remove another obsolete #if 0 block.
4092 (distribute_notes): Don't distribute libcall notes.
4093 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
4094 * dce.c (libcall_dead_p): Remove.
4095 (delete_unmarked_insns): Don't handle libcall blocks.
4096 (preserve_libcall_for_dce): Remove.
4097 (prescan_insns_for_dce): Don't special-case libcall block insns.
4098 * reload1 (reload): Don't handle libcall notes.
4099 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
4102 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
4104 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
4105 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4106 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4108 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
4110 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
4111 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4112 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4114 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4116 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
4118 2008-06-16 Ira Rosen <irar@il.ibm.com>
4120 PR tree-optimization/36493
4121 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
4122 the arguments list. Use VECTYPE to create vector pointer.
4123 (vectorizable_store): Fail if accesses through a pointer to vectype
4124 do not alias the original memory reference operands.
4125 Call vect_create_data_ref_ptr without the removed argument.
4126 (vectorizable_load): Likewise.
4127 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
4130 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
4133 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
4136 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
4138 * config/mips/loongson2ef.md: New file.
4139 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
4140 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
4141 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
4142 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
4143 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
4145 (loongson2ef.md): New include.
4146 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
4147 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
4148 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
4149 (loongson_gt_<mode>, loongson_extract_halfword)
4150 (loongson_insert_halfword_0, loongson_insert_halfword_2)
4151 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
4152 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
4153 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
4154 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
4155 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
4156 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
4157 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
4158 (vec_interleave_low<mode>): Define type attribute.
4159 * config/mips/mips.c (mips_ls2): New static variable.
4160 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
4161 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
4162 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
4163 Implement target scheduling hooks.
4164 (mips_multipass_dfa_lookahead): Update to handle tuning for
4166 (mips_sched_init): Initialize data for Loongson scheduling.
4167 (mips_ls2_variable_issue): New static function.
4168 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
4170 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
4171 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
4172 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
4173 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
4174 Handle ST Loongson 2E/2F cores.
4175 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
4177 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4179 * omp-low.c (extract_omp_for_data): Fix comment typo.
4182 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4184 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
4185 FIXME note about gcc/config.guess.
4186 * doc/options.texi (Option file format): Remove non-ASCII bytes.
4187 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
4188 * doc/cppopts.texi: Likewise.
4189 * doc/extend.texi: Likewise.
4190 * doc/gcc.texi: Likewise.
4191 * doc/gccint.texi: Likewise.
4192 * doc/gcov.texi: Likewise.
4193 * doc/gty.texi: Likewise.
4194 * doc/hostconfig.texi: Likewise.
4195 * doc/install.texi: Likewise.
4196 * doc/invoke.texi: Likewise.
4197 * doc/loop.texi: Likewise.
4198 * doc/makefile.texi: Likewise.
4199 * doc/md.texi: Likewise.
4200 * doc/passes.texi: Likewise.
4201 * doc/tm.texi: Likewise.
4202 * doc/tree-ssa.texi: Likewise.
4203 * doc/trouble.texi: Likewise.
4205 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
4206 Nathan Sidwell <nathan@codesourcery.com>
4207 Maxim Kuvyrkov <maxim@codesourcery.com>
4208 Richard Sandiford <rdsandiford@googlemail.com>
4210 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
4211 * config/mips/mips-protos.h (mips_expand_vector_init): New.
4212 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
4214 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
4215 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
4216 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
4218 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
4219 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
4220 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
4221 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
4222 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
4223 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
4224 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
4225 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
4226 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
4227 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
4228 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
4229 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
4230 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
4231 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
4232 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
4233 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
4234 (mips_builtins): Add Loongson builtins.
4235 (mips_loongson_2ef_bdesc): New.
4236 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
4237 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
4238 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
4239 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
4241 (mips_expand_vector_init): New.
4242 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
4243 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
4245 * config/mips/mips.md: Add unspec numbers for Loongson
4246 builtins. Include loongson.md.
4247 (MOVE64): Include Loongson vector modes.
4248 (SPLITF): Include Loongson vector modes.
4249 (HALFMODE): Handle Loongson vector modes.
4250 * config/mips/loongson.md: New.
4251 * config/mips/loongson.h: New.
4252 * config.gcc: Add loongson.h header for mips*-*-* targets.
4253 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
4255 2008-06-14 Joseph Myers <joseph@codesourcery.com>
4257 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
4258 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
4259 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
4260 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
4261 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
4262 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
4263 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
4264 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
4265 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
4266 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
4267 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
4268 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
4269 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
4270 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
4271 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
4272 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
4273 Remove use_fixproto=yes.
4274 (ia64*-*-hpux*): Remove comment about using fixproto.
4275 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
4277 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4279 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
4281 * configure: Regenerate.
4283 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
4286 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
4287 before evaluating it.
4289 2008-06-13 Jakub Jelinek <jakub@redhat.com>
4292 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
4293 nested inline functions.
4294 (start_decl, start_function): Don't invert DECL_EXTERNAL
4295 for nested inline functions.
4297 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
4299 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
4300 splits that must be made for correctness.
4302 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
4304 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
4305 (AVAIL_NON_MIPS16): Likewise.
4306 (mips_builtin_description): Replace target_flags with a predicate.
4307 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
4308 (dspr2_32): New availability predicates.
4309 (MIPS_BUILTIN): New macro.
4310 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
4311 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
4312 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
4313 Replace the TARGET_FLAGS parameters with AVAIL parameters.
4314 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
4315 (mips_dsp_32only_bdesc): Merge into...
4316 (mips_builtins): ...this new array.
4317 (mips_bdesc_map, mips_bdesc_arrays): Delete.
4318 (mips_init_builtins): Update after above changes.
4319 (mips_expand_builtin_1): Merge into...
4320 (mips_expand_builtin): ...here and update after above changes.
4322 2008-06-12 Paul Brook <paul@codesourcery.com>
4324 * longlong.h (__arm__): Define count_leading_zeros.
4325 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
4326 (clzsi2, clzdi2): New functions.
4327 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
4328 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
4329 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
4330 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
4331 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
4332 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
4333 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
4334 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4335 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
4336 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
4338 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
4340 * config/m68k/m68k.c (m68k_tune_flags): New.
4341 (override_options): Compute m68k_tune_flags.
4342 (MULL_COST, MULW_COST): Update for various variants of CFV2.
4343 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
4345 2008-06-12 Jakub Jelinek <jakub@redhat.com>
4348 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
4350 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
4352 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
4353 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
4355 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
4357 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
4358 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
4360 2008-06-12 Jakub Jelinek <jakub@redhat.com>
4363 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
4366 2008-06-12 Richard Guenther <rguenther@suse.de>
4368 PR tree-optimization/36345
4369 * tree-flow.h (struct ptr_info_def): Align escape_mask,
4370 add memory_tag_needed flag.
4371 (may_alias_p): Declare.
4372 * tree-ssa-alias.c (may_alias_p): Export.
4373 (set_initial_properties): Use memory_tag_needed flag.
4374 (update_reference_counts): Likewise.
4375 (reset_alias_info): Reset memory_tag_needed flag.
4376 (create_name_tags): Check memory_tag_needed flag.
4377 (dump_points_to_info_for): Dump it.
4378 * tree-ssa-structalias.c (struct variable_info): Remove
4379 directly_dereferenced flag.
4380 (new_var_info): Do not initialize it.
4381 (process_constraint_1): Do not set it.
4382 (update_alias_info): Set is_dereferenced flag.
4383 (set_uids_in_ptset): Use may_alias_p.
4384 (set_used_smts): Check memory_tag_needed flag.
4385 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
4386 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
4387 memory_tag_needed flag.
4388 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
4391 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
4393 * config/i386/i386.c (ix86_compute_frame_layout): Disable
4394 red zone for w64 abi.
4395 (ix86_expand_prologue): Likewise.
4396 (ix86_force_to_memory): Likewise.
4397 (ix86_free_from_memory): Likewise.
4399 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
4402 * config/rs6000/rs6000.c (rs6000_override_options): Set
4403 rs6000_isel conditionally to the absence of comand line override.
4404 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4405 Remove duplicate rs6000_isel setting.
4406 * config/rs6000/eabispe.h: Ditto.
4408 2008-06-11 Richard Guenther <rguenther@suse.de>
4410 * alias.c (get_alias_set): Use the element alias-set for arrays.
4411 (record_component_aliases): For arrays and vectors do nothing.
4412 * c-common.c (strict_aliasing_warning): Handle the cases
4413 of alias set zero explicitly.
4414 * Makefile.in (dfp.o-warn): Add -Wno-error.
4416 2008-06-11 Joseph Myers <joseph@codesourcery.com>
4418 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
4420 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
4421 tune_32 tune_64 to supported_defaults. Allow values not
4422 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
4423 x86_64. Do not override cpu_32 or cpu_64 values from target name.
4424 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
4425 with_cpu_64 to generic for 64-bit-supporting configurations, not
4426 with_cpu. Remove FIXMEs.
4427 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
4428 --with-arch-64, --with-tune-32, --with-tune-64): Document.
4429 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
4430 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
4431 arch_32 and arch_64.
4433 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
4434 Olivier Hainque <hainque@adacore.com>
4436 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
4437 Use DECL_SIZE_UNIT to retrieve the size of the field.
4439 2008-06-11 Joseph Myers <joseph@codesourcery.com>
4441 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
4442 with function calls after declarations. Lay out
4443 neon_float_type_node before further use.
4445 2008-06-11 Richard Guenther <rguenther@suse.de>
4447 * tree-flow.h (may_point_to_global_var): Declare.
4448 * tree-ssa-alias.c (may_point_to_global_var): New function.
4449 * tree-ssa-sink.c (is_hidden_global_store): Use it.
4451 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
4453 * configure.ac: Teach that fido supports .debug_line.
4454 * configure: Regenerate.
4456 2008-06-10 Tom Tromey <tromey@redhat.com>
4458 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
4461 2008-06-10 Joseph Myers <joseph@codesourcery.com>
4463 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
4464 (encode_decimal64, decode_decimal64, encode_decimal128,
4465 decode_decimal128): Reverse order of 32-bit parts of value if host
4466 and target endianness differ.
4468 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
4470 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
4471 Avoid division by 0.
4472 (tree_mod_pow2_value_transform): Likewise.
4473 (tree_ic_transform): Likewise.
4474 (tree_stringops_transform): Likewise.
4475 (tree_mod_subtract_transform): Likewise.
4476 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
4477 (copy_edges_for_bb): Likewise.
4478 (initialize_cfun): Likewise.
4480 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
4482 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
4483 nonmemory_operand. Add "N" operand constraint.
4485 (*jcc_btdi_mask_rex64): New instruction and split pattern.
4486 (*jcc_btsi_mask): Ditto.
4487 (*jcc_btsi_mask_1): Ditto.
4489 2008-06-10 Joseph Myers <joseph@codesourcery.com>
4491 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
4492 TYPE_CANONICAL for copied element type.
4494 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
4497 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
4498 Add m_CORE2 and m_GENERIC.
4499 * config/i386/predicates.md (bt_comparison_operator): New predicate.
4500 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
4502 (*jcc_btdi_rex64): New instruction and split pattern.
4504 (*jcc_btsi_1): Ditto.
4505 (*btsq): Fix Intel asm dialect operand order.
4509 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
4512 * simplify-rtx.c (simplify_subreg): Add check for shift count
4515 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
4517 * doc/md.texi: Synchronize with later constraints.md change.
4518 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
4519 with a C implementation.
4520 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
4522 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
4523 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
4524 when moving to and from MD_REGNUM.
4525 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
4526 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
4527 Handle byte and halfword moves.
4528 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
4530 * config/mips/constraints.md (h): Turn into NO_REGS.
4531 (l, x): Update documentation.
4532 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
4533 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
4534 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
4535 (HILO): New mode iterator.
4537 (any_div): New code iterator.
4538 (u): Extend code attribute to div and udiv.
4539 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
4540 d_operand in the splitters. Remove redundant CONST_INT checks.
4541 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
4542 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
4543 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
4544 accordingly, using normal moves instead of unspecs to move LO into
4545 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
4546 (<u>mulsidi3): Handle expansion in C code.
4547 (<u>mulsidi3_32bit_internal): Rename to...
4548 (<u>mulsidi3_32bit): ...this.
4549 (<u>mulsidi3_32bit_r4000): Fix insn separator.
4550 (*<u>mulsidi3_64bit): Rename to...
4551 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
4552 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
4553 to set LO and HI to the multiplication result. Use a normal move
4554 for MFLO and an unspec for MFHI.
4555 (*<u>mulsidi3_64bit_parts): Replace with...
4556 (<u>mulsidi3_64bit_hilo): ...this new instruction.
4557 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
4558 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
4559 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
4560 instead of HI. Split the instruction into a separate multiplication
4561 and MFHI if !TARGET_FIX_R4000.
4562 (<su>muldi3_highpart): Likewise.
4563 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
4564 and the "=h" clobber.
4565 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
4566 (<u>mulditi3): New expander.
4567 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
4568 (madsi): Remove "=h" clobber.
4569 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
4570 Force the modulus result to be a GPR and split the instruction into
4571 a division followed by an MFHI after reload.
4572 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
4573 (*lea_high64): Use d_operand in the define_peephole2. Likewise
4574 the MIPS16 HIGH define_split.
4575 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
4576 of acc<->gpr moves to "multi".
4577 (*movdi_64bit): Replace the single "x" alternative with
4578 alternatives for moving into and out of "a".
4579 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
4580 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
4581 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
4582 Use d_operand in the splitters. Remove redundant CONST_INT checks.
4583 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
4584 (movti): New expander.
4585 (*movti, *movti_mips16): New insns.
4586 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
4587 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
4588 (mthi<GPR:mode>_<HILO:mode>): Likewise.
4589 * config/mips/predicates.md (fpr_operand): Delete.
4590 (d_operand): New predicate.
4592 2008-06-09 Michael Meissner <michael.meissner@amd.com>
4594 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
4595 failure on some Bourne shells.
4596 (x86_64-*-*): Ditto.
4598 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
4600 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
4602 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4604 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
4605 (sparc-sun-solaris2*): Likewise.
4607 2008-06-09 Arnaud Charlet <charlet@adacore.com
4609 * doc/install.texi: Update requirements to build the Ada compiler.
4611 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
4613 * df-scan.c (struct df_scan_problem_data): Remove the
4614 mw_link_pool alloc pool.
4615 (df_scan_free_internal): Don't free it.
4616 (df_scan_alloc): Don't allocate it.
4617 * df.h (struct df_link): Update comment.
4619 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
4621 * except.h: Correct checks for when SJLJ exceptions must be used.
4623 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4625 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
4628 2008-06-08 Joseph Myers <joseph@codesourcery.com>
4630 PR tree-optimization/36218
4631 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
4632 configure for the build system.
4633 (BUILD_LDFLAGS): Define.
4634 * configure: Regenerate.
4635 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
4637 2008-07-08 Anatoly Sokolov <aesok@post.ru>
4640 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
4641 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
4642 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
4644 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
4646 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
4648 2008-06-07 Joseph Myers <joseph@codesourcery.com>
4650 * config.gcc (Obsolete configurations): Remove list of
4652 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
4653 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
4654 targets matched by those patterns.
4655 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
4656 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
4657 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
4658 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
4659 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4660 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
4661 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
4662 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
4663 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
4664 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
4665 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
4666 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
4667 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
4668 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
4669 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
4670 Make code for Solaris 7 and greater unconditional for Solaris.
4671 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
4672 Remove --with-* handling.
4673 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
4674 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
4675 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
4676 LINK_OS_WINDISS_SPEC): Remove.
4677 * config/rs6000/sysv4.opt (mwindiss): Remove.
4678 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
4679 * configure: Regenerate.
4680 * doc/cpp.texi: Don't mention BeOS.
4681 * doc/extend.texi (interrupt): Don't mention MS1.
4682 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
4683 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
4684 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
4685 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
4686 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
4688 * doc/invoke.texi (MT Options): Remove.
4689 (-mwindiss): Remove.
4690 (CRIS Options): Remove cris-axis-aout references.
4691 (HPPA Options): Don't mention hppa1.1-*-pro.
4692 * doc/md.texi: (MorphoTech family): Remove.
4693 * libgcc2.c: Don't handle UWIN.
4694 * config/alpha/t-unicosmk: Remove.
4695 * config/alpha/unicosmk.h: Remove.
4696 * config/arm/kaos-arm.h: Remove.
4697 * config/arm/kaos-strongarm.h: Remove.
4698 * config/arm/strongarm-coff.h: Remove.
4699 * config/arm/strongarm-elf.h: Remove.
4700 * config/arm/strongarm-pe.h: Remove.
4701 * config/arm/t-strongarm-pe: Remove.
4702 * config/arm/t-xscale-coff: Remove.
4703 * config/arm/t-xscale-elf: Remove.
4704 * config/arm/xscale-coff.h: Remove.
4705 * config/arm/xscale-elf.h: Remove.
4706 * config/chorus.h: Remove.
4707 * config/cris/aout.h: Remove.
4708 * config/cris/aout.opt: Remove.
4709 * config/cris/t-aout: Remove.
4710 * config/i386/beos-elf.h: Remove.
4711 * config/i386/kaos-i386.h: Remove.
4712 * config/i386/ptx4-i.h: Remove.
4713 * config/i386/sco5.h: Remove.
4714 * config/i386/sco5.opt: Remove.
4715 * config/i386/sysv4-cpp.h: Remove.
4716 * config/i386/sysv5.h: Remove.
4717 * config/i386/t-beos: Remove.
4718 * config/i386/t-sco5: Remove.
4719 * config/i386/t-uwin: Remove.
4720 * config/i386/uwin.asm: Remove.
4721 * config/i386/uwin.h: Remove.
4722 * config/kaos.h: Remove.
4723 * config/mips/windiss.h: Remove.
4724 * config/mt: Remove directory.
4725 * config/pa/pa-osf.h: Remove.
4726 * config/pa/pa-pro-end.h: Remove.
4727 * config/pa/t-pro: Remove.
4728 * config/ptx4.h: Remove.
4729 * config/rs6000/beos.h: Remove.
4730 * config/rs6000/kaos-ppc.h: Remove.
4731 * config/rs6000/t-beos: Remove.
4732 * config/rs6000/windiss.h: Remove.
4733 * config/sh/kaos-sh.h: Remove.
4734 * config/sol2-6.h: Remove.
4735 * config/sparc/sol26-sld.h: Remove.
4736 * config/sparc/sysv4-only.h: Remove.
4737 * config/vax/bsd.h: Remove.
4738 * config/vax/t-memfuncs: Remove.
4739 * config/vax/ultrix.h: Remove.
4740 * config/vax/vaxv.h: Remove.
4741 * config/windiss.h: Remove.
4743 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
4745 PR rtl-optimization/36438
4746 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
4747 for vector shifts with constant scalar shift operands.
4749 2008-06-06 Sandip Matte <sandip@rmicorp.com>
4751 * doc/invoke.texi: Document -march=xlr.
4752 * config/mips/xlr.md: New file.
4753 * config/mips/mips.md: Include it.
4755 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
4756 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
4757 (mips_rtx_cost_data): Likewise.
4759 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
4761 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
4762 PRE_INC and PRE_DEC cases.
4764 2008-06-06 Jakub Jelinek <jakub@redhat.com>
4766 PR rtl-optimization/36419
4767 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
4768 the emitting jump insn.
4771 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
4772 is not bool, boolify the whole *expr_p and convert to the desired type.
4774 2008-06-06 Jakub Jelinek <jakub@redhat.com>
4776 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
4777 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
4778 Add omp_private_outer_ref hook, add another argument to
4779 omp_clause_default_ctor hook.
4780 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
4781 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
4782 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
4783 hook_tree_tree_tree_tree_null.
4784 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
4785 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
4786 * hooks.c (hook_tree_tree_tree_tree_null): New function.
4787 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
4788 * tree.def (OMP_TASK): New tree code.
4789 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
4790 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
4791 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
4792 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
4793 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
4794 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
4795 OMP_CLAUSE_COLLAPSE_EXPR): Define.
4796 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
4797 (OMP_DIRECTIVE_P): Add OMP_TASK.
4798 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
4799 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
4800 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
4801 and OMP_CLAUSE_UNTIED entries.
4802 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
4804 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
4805 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
4806 * tree-pretty-print.c (dump_omp_clause): Handle
4807 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
4808 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
4809 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
4810 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
4811 warning about unsigned iterators. Change decl/init/cond/incr
4812 arguments to TREE_VECs, check arguments for all collapsed loops.
4813 (c_finish_omp_taskwait): New function.
4814 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
4816 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
4817 default_function_array_conversion on init. Add par_clauses argument.
4818 If decl is present in parallel's lastprivate clause, change it to
4819 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
4820 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
4821 collapse count in clauses.
4822 (c_parser_omp_for, c_parser_omp_parallel): Adjust
4823 c_parser_omp_for_loop callers.
4824 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
4825 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
4826 (c_parser_omp_clause_name): Handle collapse and untied clauses.
4827 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
4829 (c_parser_omp_clause_schedule): Handle schedule(auto).
4830 Include correct location in the error message.
4831 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
4832 and PRAGMA_OMP_CLAUSE_UNTIED.
4833 (OMP_TASK_CLAUSE_MASK): Define.
4834 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
4835 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
4836 * tree-nested.c (convert_nonlocal_omp_clauses,
4837 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
4838 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
4839 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
4840 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
4842 (conver_nonlocal_reference, convert_local_reference,
4843 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
4844 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
4845 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
4846 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
4847 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
4848 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
4849 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
4850 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
4851 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
4853 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
4854 * c-common.h (c_finish_omp_taskwait): New prototype.
4855 * gimple-low.c (lower_stmt): Handle OMP_TASK.
4856 * tree-parloops.c (create_parallel_loop): Create 1 entry
4857 vectors for OMP_FOR_{INIT,COND,INCR}.
4858 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4859 (make_edges): Handle OMP_TASK.
4860 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
4861 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
4862 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
4863 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
4864 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
4865 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
4866 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
4867 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
4868 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
4869 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
4870 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
4871 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
4872 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
4873 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
4874 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
4875 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
4876 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
4877 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
4878 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
4879 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
4880 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
4881 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
4882 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
4883 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
4884 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
4885 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
4886 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
4887 original iterator is present in lastprivate clause or if
4888 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
4889 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
4890 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
4891 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
4892 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
4893 if it is set, lookup var in outer contexts too. Handle
4894 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
4895 to be implicitly determined firstprivate for task regions.
4896 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
4897 if it is set, lookup var in outer contexts too. Set
4898 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
4899 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
4900 OMP_CLAUSE_UNTIED. Take region_type as last argument
4901 instead of in_parallel and in_combined_parallel.
4902 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
4904 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
4905 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
4906 (new_omp_context): Set default_kind to
4907 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
4908 (omp_region_type): New enum.
4909 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
4910 fields, add region_type.
4911 (new_omp_context): Take region_type as argument instead of is_parallel
4912 and is_combined_parallel.
4913 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
4914 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
4915 ctx->is_combined_parallel checks.
4916 (gimplify_omp_task): New function.
4917 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
4919 * omp-low.c (extract_omp_for_data): Use schedule(static)
4920 for schedule(auto). Handle pointer and unsigned iterators.
4921 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
4922 Add loops argument. Extract data for collapsed OMP_FOR loops.
4923 (expand_parallel_call): Assert sched_kind isn't auto,
4924 map runtime schedule to index 3.
4925 (struct omp_for_data_loop): New type.
4926 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
4927 Add loop, loops, collapse and iter_type fields.
4928 (workshare_safe_to_combine_p): Disallow combined for if
4929 iter_type is unsigned long long. Don't combine collapse > 1 loops
4930 unless all bounds and steps are constant. Adjust extract_omp_for_data
4932 (expand_omp_for_generic): Handle pointer, unsigned and long long
4933 iterators. Handle collapsed OMP_FOR loops. Adjust
4934 for struct omp_for_data changes. If libgomp function doesn't return
4935 boolean_type_node, add comparison of the return value with 0.
4936 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
4937 pointer, unsigned and long long iterators. Adjust for struct
4938 omp_for_data changes.
4939 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
4940 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
4941 unsigned long long. Allocate loops array, pass it to
4942 extract_omp_for_data. For collapse > 1 loops use always
4943 expand_omp_for_generic.
4944 (omp_context): Add sfield_map and srecord_type fields.
4945 (is_task_ctx, lookup_sfield): New functions.
4946 (use_pointer_for_field): Use is_task_ctx helper. Change first
4947 argument's type from const_tree to tree. Clarify comment.
4948 In OMP_TASK disallow copy-in/out sharing.
4949 (build_sender_ref): Call lookup_sfield instead of lookup_field.
4950 (install_var_field): Add mask argument. Populate both record_type
4951 and srecord_type if needed.
4952 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
4954 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
4955 and DECL_FIELD_OFFSET.
4956 (scan_sharing_clauses): Adjust install_var_field callers. For
4957 firstprivate clauses on explicit tasks allocate the var by value in
4958 record_type unconditionally, rather than by reference.
4959 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
4960 Use is_taskreg_ctx instead of is_parallel_ctx.
4961 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
4962 (create_omp_child_function_name): Add task_copy argument, use
4963 *_omp_cpyfn* names if it is true.
4964 (create_omp_child_function): Add task_copy argument, if true create
4965 *_omp_cpyfn* helper function.
4966 (scan_omp_parallel): Adjust create_omp_child_function callers.
4967 Rename parallel_nesting_level to taskreg_nesting_level.
4968 (scan_omp_task): New function.
4969 (lower_rec_input_clauses): Don't run constructors for firstprivate
4970 explicit task vars which are initialized by *_omp_cpyfn*.
4971 Pass outer var ref to omp_clause_default_ctor hook if
4972 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
4973 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
4974 OMP_CLAUSE_REDUCTION_INIT.
4975 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
4976 avoid duplicate setting of fields. Handle
4977 OMP_CLAUSE_PRIVATE_OUTER_REF.
4978 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
4979 copy-out if TREE_READONLY, only copy-in.
4980 (expand_task_copyfn): New function.
4981 (expand_task_call): New function.
4982 (struct omp_taskcopy_context): New type.
4983 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
4985 (lower_omp_parallel): Rename to...
4986 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
4987 Call create_task_copyfn if srecord_type is needed. Adjust
4989 (task_shared_vars): New variable.
4990 (check_omp_nesting_restrictions): Warn if work-sharing,
4991 barrier, master or ordered region is closely nested inside OMP_TASK.
4992 Add warnings for barrier if closely nested inside of work-sharing,
4993 ordered, or master region.
4994 (scan_omp_1): Call check_omp_nesting_restrictions even for
4995 GOMP_barrier calls. Rename parallel_nesting_level to
4996 taskreg_nesting_level. Handle OMP_TASK.
4997 (lower_lastprivate_clauses): Even if some lastprivate is found on a
4998 work-sharing construct, continue looking for them on parent parallel
5000 (lower_omp_for_lastprivate): Add lastprivate clauses
5001 to the beginning of dlist rather than end. Adjust for struct
5002 omp_for_data changes.
5003 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
5004 not after it. Handle collapsed OMP_FOR loops, adjust for
5005 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
5006 (get_ws_args_for): Adjust extract_omp_for_data caller.
5007 (scan_omp_for): Handle collapsed OMP_FOR
5008 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
5009 (lower_omp_single_simple): If libgomp function doesn't return
5010 boolean_type_node, add comparison of the return value with 0.
5011 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
5012 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
5013 (parallel_nesting_level): Rename to...
5014 (taskreg_nesting_level): ... this.
5015 (is_taskreg_ctx): New function.
5016 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
5018 (execute_lower_omp): Rename parallel_nesting_level to
5019 taskreg_nesting_level.
5020 (expand_omp_parallel): Rename to...
5021 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
5022 Call omp_task_call for OMP_TASK regions.
5023 (expand_omp): Adjust caller, handle OMP_TASK.
5024 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
5026 * bitmap.c (bitmap_default_obstack_depth): New variable.
5027 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
5028 if argument is NULL and bitmap_default_obstack is already initialized.
5029 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
5031 * matrix-reorg.c (matrix_reorg): Likewise.
5033 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
5035 * config/i386/i386.md (*indirect_jump): Macroize using P
5036 mode iterator. Remove !TARGET_64BIT from insn constraints.
5037 (*tablejump_1): Ditto.
5038 (*indirect_jump_rex64): Remove insn pattern.
5039 (*tablejump_1_rex64): Ditto.
5040 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
5041 and eh_return_si insn patterns.
5043 2008-06-06 Richard Guenther <rguenther@suse.de>
5045 * tree-ssa-structalias.c (merge_smts_into): Remove.
5046 (find_what_p_points_to): Do not bother to compute the
5047 points-to set for pt_anything pointers.
5048 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
5049 for pt_anything pointers is ok.
5051 2008-06-06 Jan Hubicka <jh@suse.cz>
5053 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
5055 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5057 * cgraph.c: Fix typos in comments.
5058 (cgraph_availability_names): Fix string typo.
5059 * fold-const.c: Fix typos in comments.
5060 (fold_binary): Fix typo in warning.
5061 * genautomata.c: Fix typos in comments.
5062 (check_presence_pattern_sets): Fix typo in local variable.
5063 (output_description): Fix typo in output.
5064 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
5065 * hwint.h: Likewise.
5066 * matrix-reorg.c (check_allocation_function): Likewise.
5067 * omega.c (smooth_weird_equations): Likewise.
5068 * auto-inc-dec.c: Fix typos in comments.
5069 * bb-reorder.c: Likewise.
5070 * builtins.c: Likewise.
5071 * c-common.c: Likewise.
5072 * c-cppbuiltin.c: Likewise.
5073 * c-parser.c: Likewise.
5074 * c-pretty-print.c: Likewise.
5075 * cfgcleanup.c: Likewise.
5076 * cfgexpand.c: Likewise.
5077 * cfghooks.c: Likewise.
5078 * cfglayout.c: Likewise.
5079 * cfgloopmanip.c: Likewise.
5080 * cgraphunit.c: Likewise.
5081 * coverage.c: Likewise.
5082 * dbxout.c: Likewise.
5083 * df-byte-scan.c: Likewise.
5084 * df-core.c: Likewise.
5085 * df-problems.c: Likewise.
5086 * df-scan.c: Likewise.
5088 * dominance.c: Likewise.
5089 * domwalk.c: Likewise.
5091 * dwarf2out.c: Likewise.
5092 * emit-rtl.c: Likewise.
5093 * et-forest.c: Likewise.
5094 * function.c: Likewise.
5095 * function.h: Likewise.
5097 * gcov-io.c: Likewise.
5100 * genattrtab.c: Likewise.
5101 * ggc-page.c: Likewise.
5102 * gimplify.c: Likewise.
5103 * gthr-lynx.h: Likewise.
5104 * haifa-sched.c: Likewise.
5105 * ipa-cp.c: Likewise.
5106 * ipa-inline.c: Likewise.
5107 * ipa-prop.h: Likewise.
5108 * ipa-pure-const.c: Likewise.
5109 * ipa-struct-reorg.c: Likewise.
5110 * ipa-struct-reorg.h: Likewise.
5111 * ipa-type-escape.c: Likewise.
5113 * loop-doloop.c: Likewise.
5114 * mips-tfile.c: Likewise.
5115 * mkmap-flat.awk: Likewise.
5116 * mkmap-symver.awk: Likewise.
5117 * modulo-sched.c: Likewise.
5118 * omp-low.c: Likewise.
5119 * optabs.c: Likewise.
5120 * optabs.h: Likewise.
5122 * passes.c: Likewise.
5123 * postreload-gcse.c: Likewise.
5124 * postreload.c: Likewise.
5125 * predict.c: Likewise.
5126 * pretty-print.h: Likewise.
5127 * profile.c: Likewise.
5128 * protoize.c: Likewise.
5129 * ra-conflict.c: Likewise.
5131 * recog.c: Likewise.
5132 * regclass.c: Likewise.
5134 * reload.c: Likewise.
5135 * rtl-error.c: Likewise.
5136 * rtlanal.c: Likewise.
5138 * sched-rgn.c: Likewise.
5141 * target.h: Likewise.
5142 * tree-dfa.c: Likewise.
5143 * tree-eh.c: Likewise.
5144 * tree-flow-inline.h: Likewise.
5145 * tree-inline.c: Likewise.
5146 * tree-into-ssa.c: Likewise.
5147 * tree-loop-distribution.c: Likewise.
5148 * tree-nested.c: Likewise.
5149 * tree-parloops.c: Likewise.
5150 * tree-pass.h: Likewise.
5151 * tree-pretty-print.c: Likewise.
5152 * tree-profile.c: Likewise.
5153 * tree-scalar-evolution.c: Likewise.
5154 * tree-sra.c: Likewise.
5155 * tree-ssa-alias-warnings.c: Likewise.
5156 * tree-ssa-ccp.c: Likewise.
5157 * tree-ssa-coalesce.c: Likewise.
5158 * tree-ssa-dom.c: Likewise.
5159 * tree-ssa-dse.c: Likewise.
5160 * tree-ssa-forwprop.c: Likewise.
5161 * tree-ssa-live.c: Likewise.
5162 * tree-ssa-live.h: Likewise.
5163 * tree-ssa-loop-im.c: Likewise.
5164 * tree-ssa-loop-ivopts.c: Likewise.
5165 * tree-ssa-loop-niter.c: Likewise.
5166 * tree-ssa-loop-prefetch.c: Likewise.
5167 * tree-ssa-phiopt.c: Likewise.
5168 * tree-ssa-phiprop.c: Likewise.
5169 * tree-ssa-sccvn.c: Likewise.
5170 * tree-ssa-ter.c: Likewise.
5171 * tree-ssa-threadupdate.c: Likewise.
5172 * tree-ssa.c: Likewise.
5173 * tree-vect-analyze.c: Likewise.
5174 * tree-vect-transform.c: Likewise.
5175 * tree-vectorizer.c: Likewise.
5176 * tree-vn.c: Likewise.
5177 * tree-vrp.c: Likewise.
5179 * tree.def: Likewise.
5181 * unwind-dw2-fde.c: Likewise.
5182 * unwind.inc: Likewise.
5183 * value-prof.c: Likewise.
5184 * vmsdbgout.c: Likewise.
5186 2008-06-05 David Edelsohn <edelsohn@gnu.org>
5188 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
5189 always place FP constants in the TOC for TARGET_POWERPC64.
5190 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
5192 2008-06-05 Joseph Myers <joseph@codesourcery.com>
5194 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
5195 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
5196 enable for TARGET_E500_DOUBLE.
5197 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
5198 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
5199 floating-point modes like integer modes for E500 double.
5200 (rs6000_legitimate_offset_address_p): Likewise.
5201 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
5202 addressing for DDmode for E500 double.
5203 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
5204 modes as using 64-bits of registers for E500 double.
5205 (spe_build_register_parallel): Do not handle DDmode or TDmode.
5206 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
5207 specially for E500 double.
5208 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
5209 TDmode for E500 double.
5210 (rs6000_gimplify_va_arg): Only handle SDmode in registers
5211 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
5212 (rs6000_split_multireg_move): Do not handle TDmode specially for
5214 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
5215 using 64-bit registers for E500 double.
5216 (emit_frame_save): Do not handle DDmode specially for E500 double.
5217 (gen_frame_mem_offset): Likewise.
5218 (rs6000_function_value): Do not call spe_build_register_parallel
5219 for DDmode or TDmode.
5220 (rs6000_libcall_value): Likewise.
5221 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
5222 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
5225 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
5227 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
5230 2008-06-04 Junjie Gu <jgu@tensilica.com>
5232 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
5233 comparison for frame pointers.
5235 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
5238 * config/avr/avr.h (PUSH_ROUNDING): Remove.
5240 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
5243 * builtins.c (expand_builtin_signbit): Don't take lowpart when
5244 register is already smaller or equal to required mode.
5246 2008-06-04 Xinliang David Li <davidxl@google.com>
5248 * tree-call-cdce.c: New file.
5249 (cond_dead_built_in_calls): New static variable.
5250 (input_domain): New struct.
5251 (check_pow): New function.
5252 (check_builtin_call): Ditto.
5253 (check_target_format): Ditto.
5254 (is_call_dce_candidate): Ditto.
5255 (gen_one_condition): Ditto.
5256 (gen_conditions_for_domain): Ditto.
5257 (get_domain): Ditto.
5258 (gen_conditions_for_pow_cst_base): Ditto.
5259 (gen_conditions_for_pow_int_base): Ditto.
5260 (gen_conditions_for_pow): Ditto.
5261 (get_no_error_domain): Ditto.
5262 (gen_shrink_wrap_conditions): Ditto.
5263 (shrink_wrap_one_built_in_call): Ditto.
5264 (shink_wrap_conditional_dead_built_in_calls): Ditto.
5265 (tree_call_cdce): Ditto.
5266 (gate_call_cdce): Ditto.
5267 (pass_call_cdce): New gimple pass.
5268 * passes.c: (init_optimization_passes): New pass.
5269 * tree-pass.h: New pass declaration.
5270 * opts.c (decode_options): New flag setting.
5271 * common.opt: Add -ftree-builtin-call-dce flag.
5272 * Makefile.in: Add new source file.
5273 * tempvar.def: New tv_id.
5274 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
5276 2008-06-04 Richard Guenther <rguenther@suse.de>
5278 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
5279 (is_call_clobbered): Always check var_ann->call_clobbered.
5280 (mark_call_clobbered): Always set var_ann->call_clobbered.
5281 (clear_call_clobbered): Always clear var_ann->call_clobbered.
5282 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
5283 (reset_alias_info): Clear call clobbering info on MTAGs and
5285 (set_pt_anything): Set pt_global_mem.
5286 (create_tag_raw): Adjust comment.
5287 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
5289 2008-06-04 Joseph Myers <joseph@codesourcery.com>
5290 Maxim Kuvyrkov <maxim@codesourcery.com>
5292 * config/m68k/m68k.opt (mxgot): New option.
5293 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
5294 (m68k_output_addr_const_extra): New.
5295 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
5296 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
5297 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
5298 * doc/invoke.texi (M680x0 Options): Document -mxgot.
5300 2008-06-04 Richard Guenther <rguenther@suse.de>
5302 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
5303 negative or non-representable offsets.
5305 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
5307 * config/i386/i386.c (ix86_gen_leave): New.
5308 (ix86_gen_pop1): Likewise.
5309 (ix86_gen_add3): Likewise.
5310 (ix86_gen_sub3): Likewise.
5311 (ix86_gen_sub3_carry): Likewise.
5312 (ix86_gen_one_cmpl2): Likewise.
5313 (ix86_gen_monitor): Likewise.
5314 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
5315 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
5316 ix86_gen_one_cmpl2 and ix86_gen_monitor.
5317 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
5318 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
5319 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
5320 (ix86_expand_epilogue): Updated.
5321 (print_operand): Handle integer register operand for 'z'.
5322 (ix86_expand_strlensi_unroll_1): Likewise.
5323 (ix86_expand_strlen): Likewise.
5324 (ix86_expand_builtin): Likewise.
5325 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
5326 mov{q}/mov{l} and add{q}/add{l}.
5328 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5330 * config/i386/i386.md (P): New mode iterator.
5331 (SFmode push_operand splitter): Macroize DImode and SImode pushes
5332 using P mode iterator.
5333 (DFmode push_operand splitter): Ditto.
5334 (XFmode push_operand splitter): Ditto.
5335 (DFmode float_extend SFmode push_operand splitter): Ditto.
5336 (XFmode float_extend SFmode push_operand splitter): Do not generate
5337 SImode pushes for 64bit target. Macroize Dimode and SImode
5338 pushes using P mode iterator.
5339 (XFmode float_extend DFmode push_operand splitter): Ditto.
5341 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5343 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
5344 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
5345 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
5347 (ix86_call_abi_override): Remove check for call_used_regs.
5349 2008-06-03 Richard Guenther <rguenther@suse.de>
5351 * tree-ssa-structalias.c (find_func_aliases): Add constraints
5352 for the lhs of calls if the return type contains pointers.
5354 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5356 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
5357 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
5358 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
5359 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
5360 of cfun and DEFAULT_ABI to deceide abi mode.
5362 (REG_PARM_STACK_SPACE): Removed.
5363 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
5364 (STACK_BOUNDARY): Use default target to deceide stack boundary.
5365 * config/i386/i386-protos.h (ix86_cfun_abi): New.
5366 (ix86_function_abi): Likewise.
5367 (ix86_function_type_abi): Likewise.
5368 (ix86_call_abi_override): Likewise.
5369 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
5370 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
5371 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
5372 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
5374 (X86_64_REGPARM_MAX): New.
5375 (X86_64_SSE_REGPARM_MAX): New.
5376 (X64_REGPARM_MAX): New.
5377 (X64_SSE_REGPARM_MAX): New.
5378 (X86_32_REGPARM_MAX): New.
5379 (X86_32_SSE_REGPARM_MAX): New.
5380 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
5381 (ix86_function_regparm): Handle user calling abi.
5382 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
5383 by DEFAULT_ABI versus SYSV_ABI check.
5384 (ix86_reg_parm_stack_space): New.
5385 (ix86_function_type_abi): New.
5386 (ix86_call_abi_override): New.
5387 (ix86_function_abi): New.
5388 (ix86_cfun_abi): New.
5389 (init_cumulative_args): Call abi specific initialization.
5390 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
5391 (function_arg_64): Extend SSE_REGPARM_MAX check.
5392 (function_arg (): Remove TARGET_64BIT_MS_ABI.
5393 (ix86_pass_by_reference): Likewise.
5394 (ix86_function_value_regno_p): Likewise.
5395 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
5396 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
5397 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
5398 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
5399 (setup_incoming_varargs_64): Adjust regparm for call abi.
5400 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
5401 (ix86_va_start): Likewise.
5402 (ix86_gimplify_va_arg): Likewise.
5403 (ix86_expand_prologue): Likewise.
5404 (output_pic_addr_const): Likewise.
5405 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
5406 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
5407 (x86_output_mi_thunk): Likewise.
5408 (x86_function_profiler): Likewise.
5409 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
5410 (SYSV_ABI, MS_ABI): New constants.
5412 (init_regs): Add prototype of function in regclass.c file.
5413 (OVERRIDE_ABI_FORMAT): New.
5414 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
5415 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
5416 (OUTGOING_REG_PARM_STACK_SPACE): New.
5417 (ix86_reg_parm_stack_space): New prototype.
5418 (CUMULATIVE_ARGS): Add call_abi member.
5419 (machine_function): Add call_abi member.
5420 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
5421 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
5423 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
5426 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
5427 (avr_builtin_setjmp_frame_value): New function.
5428 * config/avr/avr.md (nonlocal_goto_receiver): Define.
5429 (nonlocal_goto): Define.
5431 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
5433 * config/mips/mips.c (mips_emit_loadgp): Return early if
5434 there is nothing do to, otherwise emit a blockage if
5435 !TARGET_EXPLICIT_RELOCS || crtl->profile.
5436 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
5438 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5440 * configure.ac: Drop unneeded backslash ending up in config.in.
5441 * acinclude.m4: Likewise.
5442 * config.in: Regenerate.
5444 2008-05-26 Jan Hubicka <jh@suse.cz>
5446 * predict.c (maybe_hot_frequency_p): Break out of...
5447 (maybe_hot_bb_p): ... here.
5448 (maybe_hot_edge_p): New.
5449 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
5450 * basic-block.h (maybe_hot_edge_p): Declare.
5452 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
5454 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
5455 (*cmpfp_<mode>_cc): Ditto.
5456 (*fp_jcc_8<mode>_387): Ditto.
5457 (*fop_<MODEF:mode>_2_i387): Ditto.
5458 (*fop_<MODEF:mode>_3_i387): Ditto.
5459 (*fop_xf_2_i387): Ditto.
5460 (*fop_xf_3_i387): Ditto.
5462 2008-06-02 Tomas Bily <tbily@suse.cz>
5464 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
5466 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5468 * config/mips/mips.c (mips_valid_offset_p): New function.
5469 (mips_valid_lo_sum_p): Likewise.
5470 (mips_classify_address): Use them.
5471 (mips_force_address): New function.
5472 (mips_legitimize_address): Use it.
5473 * config/mips/mips.md (MOVE128): New mode iterator.
5474 (movtf): Require TARGET_64BIT. Remove empty strings.
5475 (*movtf_internal): Rename to...
5476 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
5477 of "R" and use {,fp}{load,store} attributes instead of "multi".
5478 Use a separate define_split.
5479 (*movtf_mips16): New pattern.
5481 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5483 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
5484 * config/mips/mips.c (mips_expand_before_return): New function.
5485 (mips_expand_epilogue): Call it.
5486 * config/mips/mips.md (return): Turn into a define_expand.
5487 (*return): New insn.
5489 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5491 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
5492 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
5493 functions. Do not emit uses and clobbers of CONCATs; individually
5494 use and clobber their operands.
5495 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
5496 gen_clobber, emit_use and gen_use.
5497 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
5498 (expand_builtin_return): Likewise.
5499 * cfgbuild.c (count_basic_blocks): Likewise.
5500 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
5501 * explow.c (emit_stack_restore): Likewise.
5502 * expmed.c (extract_bit_field_1): Likewise.
5503 * expr.c (convert_move, emit_move_complex_parts): Likewise.
5504 (emit_move_multi_word, store_constructor): Likewise.
5505 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
5506 (thread_prologue_and_epilogue_insns): Likewise.
5507 * lower-subreg.c (resolve_simple_move): Likewise.
5508 * optabs.c (widen_operand, expand_binop): Likewise.
5509 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
5510 * reload.c (find_reloads): Likewise.
5511 * reload1.c (eliminate_regs_in_insn): Likewise.
5512 * stmt.c (expand_nl_goto_receiver): Likewise.
5513 * config/alpha/alpha.md (builtin_longjmp): Likewise.
5514 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
5515 * config/arm/arm.c (arm_load_pic_register): Likewise.
5516 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
5517 * config/arm/arm.md (untyped_return): Likewise.
5518 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
5519 * config/avr/avr.c (expand_prologue): Likewise.
5520 * config/bfin/bfin.c (do_unlink): Likewise.
5521 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
5522 * config/cris/cris.c (cris_expand_prologue): Likewise.
5523 * config/darwin.c (machopic_indirect_data_reference): Likewise.
5524 (machopic_legitimize_pic_address): Likewise.
5525 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
5526 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
5527 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
5528 (ix86_expand_convert_uns_didf_sse): Likewise.
5529 (ix86_expand_vector_init_general): Likewise.
5530 * config/ia64/ia64.md (eh_epilogue): Likewise.
5531 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
5532 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
5533 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
5534 (config/iq2000/iq2000.c): Likewise.
5535 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
5536 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
5537 (builtin_longjmp): Likewise.
5538 * config/mn10300/mn10300.md (call, call_value): Likewise.
5539 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
5540 * config/pdp11/pdp11.md (abshi2): Likewise.
5541 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5542 * config/s390/s390.c (s390_emit_prologue): Likewise.
5543 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
5544 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
5545 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
5546 * config/sh/sh.c (prepare_move_operands): Likewise.
5547 (output_stack_adjust, sh_expand_epilogue): Likewise.
5548 (sh_set_return_address, sh_expand_t_scc): Likewise.
5549 * config/sparc/sparc.c (load_pic_register): Likewise.
5550 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
5551 * config/spu/spu.c (spu_expand_epilogue): Likewise.
5552 * config/v850/v850.c (expand_epilogue): Likewise.
5554 2008-05-31 Anatoly Sokolov <aesok@post.ru>
5556 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
5557 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
5558 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
5559 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
5560 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
5561 stack pointer register.
5562 (output_movhi): Remove code for interrupt specific writing to the
5563 stack pointer register.
5565 2008-05-31 Richard Guenther <rguenther@suse.de>
5567 PR tree-optimization/34244
5568 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
5569 (tree_expr_nonzero_warnv_p): Likewise.
5570 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5571 ssa_name_nonnegative_p.
5572 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
5573 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
5574 not tree_expr_nonzero_warnv_p.
5576 PR tree-optimization/36262
5578 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
5580 PR tree-optimization/34244
5581 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
5582 (record_numbers_of_iterations): New function.
5583 (execute_vrp): Cache the numbers of iterations of loops.
5584 * tree-scalar-evolution.c (scev_reset_except_niters):
5586 (scev_reset): Use scev_reset_except_niters.
5587 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
5589 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
5591 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5592 __WORKAROUND_RETS when appropriate.
5594 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
5596 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
5597 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
5599 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
5600 *fop_df_comm_sse insn patterns using MODEF mode iterator.
5601 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
5602 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
5603 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
5604 *fop_df_1_mixed insn patterns using MODEF mode iterator.
5605 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
5606 *fop_df_1_sse insn patterns using MODEF mode iterator.
5607 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
5608 *fop_df_1_i387 insn patterns using MODEF mode iterator.
5609 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
5610 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
5611 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
5612 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
5613 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
5614 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
5615 (*fop_xf_4_i387): Use <MODE> for mode attribute.
5616 (*fop_xf_5_i387): Ditto.
5617 (*fop_xf_6_i387): Ditto.
5619 2008-05-30 Richard Guenther <rguenther@suse.de>
5621 * builtins.c (build_string_literal): Avoid generating
5622 a non-gimple_val result.
5624 2008-05-30 DJ Delorie <dj@redhat.com>
5626 * exec-tool.in: Use an environment variable (private) instead of a
5627 file (shared) as a semaphore, so as to not break parallel builds.
5629 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
5631 * optabs.c (maybe_encapsulate_block): Remove.
5632 (emit_libcall_block): Adjust accordingly.
5633 * optabs.h (maybe_encapsulate_block): Remove prototype.
5635 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
5636 Don't use maybe_encapsulate_block.
5638 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
5640 * config/rs6000/rs6000.c (rs6000_legitimize_address,
5641 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
5642 rtx is a SYMBOL_REF before calling get_pool_constant.
5644 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
5646 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
5648 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
5650 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
5651 rather than OS names to choose INO_T_EQ definition.
5652 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
5653 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
5655 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
5658 * config/darwin-f.c: New.
5659 * config/t-darwin: Added rule to build darwin-f.o.
5660 * config.gcc: Defined new variable, fortran_target_objs.
5661 (*-*-darwin*): Set fortran_target_objs.
5662 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
5663 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
5664 * configure: Regenerated.
5666 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
5669 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
5670 canonical type if needed.
5672 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
5674 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
5676 2008-05-29 Richard Guenther <rguenther@suse.de>
5678 PR tree-optimization/36343
5679 PR tree-optimization/36346
5680 PR tree-optimization/36347
5681 * tree-flow.h (clobber_what_p_points_to): Declare.
5682 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
5683 pointed-to variable is dereferenced is irrelevant to whether
5684 the pointer can access the pointed-to variable.
5685 (clobber_what_p_points_to): New function.
5686 * tree-ssa-alias.c (set_initial_properties): Use it.
5687 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
5688 call clobber check for NMTs.
5690 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
5692 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
5693 for printing gcov_type.
5695 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
5697 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
5698 and the eh region information.
5699 * value-prof.c (gimple_move_stmt_histograms): New function.
5700 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
5702 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
5704 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
5706 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
5708 * value-prof.c (tree_ic_transform): Print counts.
5709 * tree-profile.c (tree_gen_ic_func_profiler):
5710 Clear __gcov_indreict_call_callee variable to avoid misattribution
5713 2008-05-28 Rafael Espindola <espindola@google.com>
5715 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
5718 2008-05-28 Richard Guenther <rguenther@suse.de>
5720 PR tree-optimization/36339
5721 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
5722 and clobbering code out of the loop.
5724 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
5726 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
5729 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
5730 s390_contiguous_bitmask_p, s390_symref_operand_p,
5731 s390_check_symref_alignment, s390_reload_larl_operand,
5732 s390_reload_symref_address): New functions.
5733 (s390_branch_condition_mnemonic): Support compare and branch
5735 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
5736 and 'W' constraints.
5737 (s390_secondary_reload): Add secondary reloads for unaligned
5738 symbol refs or symbol refs to floating point or QI/TI mode
5740 (legitimate_address_p): Accept symbol references as addresses.
5741 (s390_expand_insv): Use rotate and insert selected bits
5742 instruction for insv when building for z10.
5743 (print_operand_address): Handle symbol ref addresses.
5744 (print_operand): Output modifier 'c' added for signed byte values.
5745 (s390_encode_section_info): Mark symbol refs with
5746 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
5748 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
5749 (length attribute): RRF, RRR have 4 byte length.
5750 (FPALL, INTALL): New mode iterators added.
5751 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
5752 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
5753 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
5754 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
5755 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
5756 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
5757 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
5758 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
5760 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
5761 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
5762 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
5763 reload<INTALL:mode><P:mode>_toreg_z10,
5764 reload<FPALL:mode><P:mode>_tomem_z10,
5765 reload<FPALL:mode><P:mode>_toreg_z10,
5766 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
5767 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
5768 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
5769 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
5771 (movmem, clrmem, cmpmem): New splitters added.
5773 * config/s390/predicates.md (larl_operand): Use
5774 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
5775 SYMBOL_REF_ALIGN1_P.
5776 (s390_signed_integer_comparison,
5777 s390_unsigned_integer_comparison): New predicates.
5779 * config/s390/s390-protos.h (s390_check_symref_alignment,
5780 s390_contiguous_bitmask_p, s390_reload_larl_operand,
5781 s390_reload_symref_address,
5782 s390_compare_and_branch_condition_mask): Prototypes added.
5784 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
5785 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
5786 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
5788 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
5790 * config/s390/s390.c (z10_cost): New cost function for z10.
5791 (s390_handle_arch_option, override_options): Support -march=z10 switch.
5792 (s390_issue_rate): Adjust issue rate for z10.
5793 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
5794 (processor_flags): Add PF_Z10.
5795 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
5796 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
5797 * gcc/config.gcc: Add z10.
5799 2008-05-28 Richard Guenther <rguenther@suse.de>
5801 PR tree-optimization/36291
5802 * tree-flow. h (struct gimple_df): Remove var_anns member.
5803 * tree-flow-inline.h (gimple_var_anns): Remove.
5804 (var_ann): Simplify.
5805 * tree-dfa.c (create_var_ann): Simplify.
5806 (remove_referenced_var): Clear alias info from var_anns of globals.
5807 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
5808 (delete_tree_ssa): Clear alias info from var_anns of globals.
5809 Do not free var_anns.
5810 (var_ann_eq): Remove.
5811 (var_ann_hash): Likewise.
5813 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
5815 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
5816 and loongson2f entries.
5817 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
5818 * config/mips/mips.h (processor_type): Add Loongson-2E
5819 and Loongson-2F entries.
5820 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
5821 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
5822 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
5823 * doc/invoke.texi (MIPS Options): Document loongson2e
5824 and loongson2f processor names.
5826 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
5830 * config/i386/i386.c (ix86_function_arg_boundary): Use
5831 alignment of canonical type.
5832 (ix86_expand_vector_move): Check unaligned memory access for
5835 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
5837 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
5838 Moved to the front of file.
5840 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
5841 H.J. Lu <hongjiu.lu@intel.com>
5843 * dwarf2out.c (current_fde): New.
5845 (lookup_cfa:): Likewise.
5846 (dwarf2out_end_epilogue): Likewise.
5847 (dwarf2out_note_section_used): Likewise.
5849 2008-05-27 Michael Matz <matz@suse.de>
5852 * c.opt (Wenum-compare): New warning option.
5853 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
5855 2008-05-27 Michael Matz <matz@suse.de>
5858 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
5860 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
5861 into memory as tail calls.
5863 2008-05-27 Richard Guenther <rguenther@suse.de>
5865 PR tree-optimization/36339
5866 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
5867 pointers cause all addressable variables to be call clobbered.
5869 2008-05-27 Richard Guenther <rguenther@suse.de>
5871 PR tree-optimization/36245
5872 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
5874 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
5876 * config/s390/s390.md: Replace all occurences of the 'm'
5877 constraint with 'RT'.
5879 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
5881 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
5883 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
5885 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
5886 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
5887 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
5889 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
5891 * reload.c: (find_reloads): Skip alternatives according to the
5892 "enabled" attribute. Constify the constraint variable.
5893 * recog.c (get_attr_enabled): Add default implementation.
5894 (extract_insn): Set the alternative_enabled_p array
5895 in the recog_data struct.
5896 (preprocess_constraints, constrain_operands): Skip
5897 alternatives according to the "enabled" attribute
5898 * recog.h (struct recog_data): New field alternative_enabled_p.
5899 (skip_alternative): New inline function.
5900 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
5901 (record_reg_classes): Skip alternative according to the
5902 "enabled" attribute.
5904 * doc/md.texi: Add documention for the "enabled" attribute.
5906 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
5908 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
5909 * postreload.c (reload_cse_simplify_operands): Replace 'm'
5910 constraint with TARGET_MEM_CONSTRAINT.
5911 * recog.c (asm_operand_ok, preprocess_constraints,
5912 constrain_operands): Likewise.
5913 * regclass.c (record_reg_classes): Likewise.
5914 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
5915 * reload1.c (maybe_fix_stack_asms): Likewise.
5916 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
5917 * recog.h: Adjust comment.
5918 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
5919 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
5920 * doc/md.texi: Add a note to description of 'm' constraint.
5921 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
5923 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
5925 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
5926 that the bitfield is of integral type before testing its precision.
5928 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5929 Sa Liu <saliu@de.ibm.com>
5931 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
5932 __modti3, __udivti3, __umodti3 and __udivmodti4.
5933 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
5934 that implement TImode mul and div functions.
5935 * config/spu/multi3.c: New. Implement __multi3.
5936 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
5937 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
5940 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
5942 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
5943 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
5944 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
5945 tls_sysv_suffix): New mode and mode attribute iterators.
5946 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
5947 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
5948 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
5949 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
5950 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
5953 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
5955 PR tree-optimization/36329
5956 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
5957 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
5958 * cgraphbuild.c (initialize_inline_failed): Use the latter
5959 macro in lieu of the former.
5960 * ipa-inline.c (cgraph_mark_inline): Likewise.
5961 (cgraph_decide_inlining_of_small_function): Likewise.
5962 (cgraph_decide_inlining): Likewise.
5963 (cgraph_decide_inlining_incrementally): Likewise.
5965 2008-05-26 Tristan Gingold <gingold@adacore.com>
5966 Anatoly Sokolov <aesok@post.ru>
5968 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
5969 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
5970 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
5971 optimization for 'avr6' architecture.
5973 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
5976 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
5978 2008-05-26 Richard Guenther <rguenther@suse.de>
5980 * tree-ssa-sccvn.c (expr_has_constants): Declare.
5981 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
5983 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
5986 * caller-save.c (insert_restore): Verify alignment of spill space.
5987 (insert_save): Likewise.
5988 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
5989 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
5990 (STACK_SLOT_ALIGNMENT): Likewise.
5991 * function.c (LOCAL_ALIGNMENT): Removed.
5992 (get_stack_local_alignment): New.
5993 (assign_stack_local): Use it. Set alignment on stack slot.
5994 (assign_stack_temp_for_type): Use get_stack_local_alignment.
5995 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
5996 (STACK_SLOT_ALIGNMENT): New.
5997 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
5998 stack slot in XFmode.
6000 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
6002 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
6005 * config/i386/i386.md (allocate_stack_worker_64): Make sure
6006 argument operand in rax isn't removed.
6008 2008-05-26 Richard Guenther <rguenther@suse.de>
6011 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
6012 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
6014 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6017 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
6019 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
6021 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
6022 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
6024 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
6026 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
6027 build a trampoline if we don't want one.
6028 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
6029 return zero for nested functions if we don't want a trampoline.
6031 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6033 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
6035 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6038 * c.opt: Removed undocumented option '-lang-fortran'.
6039 * c-common.h: Removed global variable 'lang_fortran'.
6040 * c-opts.c (c_common_handle_option): Removed code to handle
6041 option '-lang-fortran'. Updated includes.
6042 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
6043 definition of '__GFORTRAN__'.
6044 (define__GNUC__): Reimplemented to use BASEVER and
6045 cpp_define_formatted.
6046 (builtin_define_with_value_n): Removed.
6047 * c-incpath.h: Renamed to ...
6048 * incpath.h: ... this.
6049 * c-incpath.c: Renamed to ...
6050 * incpath.c: ... this. Updated includes.
6051 * fix-header.c: Updated includes.
6052 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
6053 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
6054 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
6056 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
6058 * tree.h: Update the table of flags used on tree nodes.
6059 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
6060 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
6061 (FORCED_LABEL): Add access check.
6062 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
6063 (ASM_INPUT_P): Likewise.
6064 (ASM_VOLATILE_P): Likewise.
6065 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
6066 (OMP_SECTION_LAST): Access private_flag directly.
6067 (OMP_RETURN_NOWAIT): Likewise.
6068 (OMP_PARALLEL_COMBINED): Likewise.
6069 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
6070 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
6071 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
6072 deprecated_flag directly.
6074 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
6076 * final.c (frame_pointer_needed): Removed.
6077 * flags.h (frame_pointer_needed): Likewise.
6079 * function.h (rtl_data): Add frame_pointer_needed.
6080 (frame_pointer_needed): New.
6082 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
6084 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
6086 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
6088 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
6091 2008-05-25 Alan Modra <amodra@bigpond.net.au>
6093 * c-common.c (strip_array_types): Move function to..
6095 (get_inner_array_type): Delete.
6096 * c-common.h (strip_array_types): Move declaration to..
6098 (get_inner_array_type): Delete.
6099 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
6100 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
6101 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
6102 * config/pa/pa.c (emit_move_sequence): Likewise.
6104 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
6106 * config/i386/i386.md (*sse_prologue_save_insn): Set length
6109 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
6111 * function.c: Include target hook for nonlocal_goto frame value.
6113 2008-05-24 Richard Guenther <rguenther@suse.de>
6115 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
6116 variable can be only accessed through a pointer or a union.
6118 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6120 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
6121 * doc/extend.texi: Likewise.
6123 2008-05-23 DJ Delorie <dj@redhat.com>
6125 * config/m32c/jump.md (untyped_call): Add.
6127 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
6129 (m32c_address_cost): Detail costs for indirect offsets.
6131 2008-05-23 Rafael Espindola <espindola@google.com>
6133 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
6134 if a node is a SUBREG.
6135 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
6138 2008-05-23 Paul Brook <paul@codesourcery.com>
6139 Carlos O'Donell <carlos@codesourcery.com>
6141 * doc/extend.texi: Clarify use of __attribute__((naked)).
6142 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
6143 * target.h (gcc_target): Add allocate_stack_slots_for_args.
6144 * function.c (use_register_for_decl): Use
6145 targetm.calls.allocate_stack_slots_for_args.
6146 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
6147 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
6148 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
6150 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
6152 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
6154 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
6156 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
6157 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
6158 is only rounded once.
6160 2008-05-23 Richard Guenther <rguenther@suse.de>
6162 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
6164 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
6165 Jakub Jelinek <jakub@redhat.com>
6168 * configure.ac: Handle --enable-cld.
6169 * configure: Regenerated.
6170 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
6171 * config/i386/i386.h (struct machine_function): Add needs_cld field.
6172 (ix86_current_function_needs_cld): New define.
6173 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
6174 (cld): New isns pattern.
6175 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
6176 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
6177 * config/i386/i386.opt (mcld): New option.
6178 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
6179 TARGET_CLD and ix86_current_function_needs_cld.
6180 (override_options): Use -mcld by default for 32-bit code if
6183 * doc/install.texi (Options specification): Document --enable-cld.
6184 * doc/invoke.texi (Machine Dependent Options)
6185 [i386 and x86-64 Options]: Add -mcld option.
6186 (Intel 386 and AMD x86-64 Options): Document -mcld option.
6188 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
6189 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
6190 (return_in_memory_64): Likewise.
6191 (return_in_memory_ms_64): Likewise.
6193 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6195 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
6196 * builtins.c (fold_builtin_fpclassify): New.
6197 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
6198 * builtins.def (BUILT_IN_FPCLASSIFY): New.
6199 * c-common.c (handle_type_generic_attribute): Adjust to accept
6200 fixed arguments before an elipsis.
6201 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
6202 * doc/extend.texi: Document __builtin_fpclassify.
6204 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
6206 * omp-low.c (gate_expand_omp_ssa): Remove.
6207 (pass_expand_omp_ssa): Remove.
6208 (gate_expand_omp): Do not check for flag_openmp_ssa.
6209 * common.opt (-fopenmp-ssa): Remove.
6210 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
6212 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
6214 * config/sh/sh.opt (mfixed-range): New option.
6215 * config/sh/sh-protos.h (sh_fix_range): Declare.
6216 * config/sh/sh.c (sh_fix_range): New function.
6217 * config/sh/sh.h (sh_fixed_range_str): Declare.
6218 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
6220 * doc/invoke.texi (SH Options): Document -mfixed-range.
6222 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
6224 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
6225 it before the redeclaration.
6227 2008-05-22 Anatoly Sokolov <aesok@post.ru>
6229 * config/avr/avr.c (get_sequence_length): Add new function.
6230 (expand_prologue, expand_epilogue): Remove duplicate code.
6232 2008-05-22 Rafael Espindola <espindola@google.com>
6234 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
6237 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
6239 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
6240 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
6242 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
6243 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
6244 (vect_update_misalignment_for_peel): Likewise.
6245 (vector_alignment_reachable_p): Likewise.
6246 * tree-vect-transform.c (vectorizable_load): Likewise.
6247 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6248 (get_vectype_for_scalar_type): Pass mode of scalar_type
6249 to UNITS_PER_SIMD_WORD.
6251 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
6252 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
6253 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
6254 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
6255 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
6257 2008-05-22 Ira Rosen <irar@il.ibm.com>
6259 PR tree-optimization/36293
6260 * tree-vect-transform.c (vect_transform_strided_load): Don't check
6261 if the first load must be skipped because of a gap.
6263 2008-05-22 Richard Guenther <rguenther@suse.de>
6265 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
6266 more cases of offset disambiguation that is possible if
6267 strict-aliasing rules apply.
6268 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
6269 for basic offset and type-based disambiguation.
6271 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6273 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
6274 ix86_expand_vector_set on V16QImode for SSE4.1.
6276 2008-05-21 Tom Tromey <tromey@redhat.com>
6278 * c.opt (Wimport): Mark as undocumented.
6279 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
6281 (Warning Options): Likewise.
6282 * doc/cppopts.texi: Don't mention -Wimport.
6284 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
6286 PR tree-optimization/36287
6287 PR tree-optimization/36286
6288 * lambda-code.c (build_access_matrix): Do not use the loop->num
6289 for computing the number of induction variables: use the loop depth
6292 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
6295 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
6296 option -f(no-)leading-underscore.
6298 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6300 * config/i386/i386.c (ix86_expand_vector_init_general): Use
6301 GET_MODE_NUNITS (mode).
6303 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
6305 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
6306 (-mmulhw): Add 464 to description.
6307 (-mdlmzb): Likewise.
6308 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
6309 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
6311 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
6312 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
6313 * config/rs6000/rs6000.md: Update comments for 464.
6315 2008-05-21 Janis Johnson <janis187@us.ibm.com>
6317 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
6319 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6321 * config/i386/sse.md (vec_extractv4sf): Removed.
6322 (vec_extractv2df): Likewise.
6323 (vec_extractv2di): Likewise.
6324 (vec_extractv4si): Likewise.
6325 (vec_extractv8hi): Likewise.
6326 (vec_extractv16qi): Likewise.
6327 (vec_extract<mode>): New.
6329 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6331 * config/i386/sse.md (vec_setv4sf): Removed.
6332 (vec_setv2df): Likewise.
6333 (vec_setv2di): Likewise.
6334 (vec_setv4si): Likewise.
6335 (vec_setv8hi): Likewise.
6336 (vec_setv16qi): Likewise.
6337 (vec_set<mode>): New.
6339 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6341 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
6342 goto for vec_concat and vec_interleave.
6344 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6346 * config/i386/sse.md (vec_initv4sf): Removed.
6347 (vec_initv2df): Likewise.
6348 (vec_initv2di): Likewise.
6349 (vec_initv4si): Likewise.
6350 (vec_initv8hi): Likewise.
6351 (vec_initv16qi): Likewise.
6352 (vec_init<mode>): New.
6354 2008-05-21 Joseph Myers <joseph@codesourcery.com>
6356 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
6358 2008-05-21 Tom Tromey <tromey@redhat.com>
6360 * ggc-zone.c (lookup_page_table_if_allocated): New function.
6361 (zone_find_object_offset): Likewise.
6362 (gt_ggc_m_S): Likewise.
6363 (highest_bit): Likewise.
6364 * ggc-page.c (gt_ggc_m_S): New function.
6365 * stringpool.c (string_stack): Remove.
6366 (init_stringpool): Update.
6367 (ggc_alloc_string): Use ggc_alloc.
6368 (maybe_delete_ident): New function.
6369 (ggc_purge_stringpool): Likewise.
6370 (gt_ggc_m_S): Remove.
6371 * ggc-common.c (ggc_protect_identifiers): New global.
6372 (ggc_mark_roots): Call ggc_purge_stringpool. Use
6373 ggc_protect_identifiers.
6374 * ggc.h (ggc_protect_identifiers): Declare.
6375 (gt_ggc_m_S): Update.
6376 (ggc_purge_stringpool): Declare.
6377 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
6378 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
6380 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
6382 2008-05-21 David S. Miller <davem@davemloft.net>
6384 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
6387 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
6389 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
6392 2008-05-20 David Daney <ddaney@avtrex.com>
6394 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
6395 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
6396 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6397 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6398 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
6399 (atomic_hiqi_op): New define_code_iterator.
6400 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
6401 mips_expand_compare_and_swap_12.
6402 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
6403 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
6404 (sync_<optab><mode>, sync_old_<optab><mode>,
6405 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6406 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
6407 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
6408 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
6409 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
6410 (test_and_set_12): New insn.
6411 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
6412 sync_new_<optab><mode>, sync_old_nand<mode>,
6413 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
6414 clobber to operand 0 for SI and DI mode insns.
6415 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
6416 mips_gen_fn_4): New typedefs.
6417 (mips_gen_fn_ptrs): Define new union type.
6418 (mips_expand_compare_and_swap_12): Remove declaration.
6419 (mips_expand_atomic_qihi): Declare function.
6420 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
6421 (mips_expand_atomic_qihi): ... this. Use new generator function
6423 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
6424 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
6425 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
6426 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
6427 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
6428 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
6429 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
6430 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
6431 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
6432 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
6435 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
6437 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
6440 2008-05-20 Anatoly Sokolov <aesok@post.ru>
6442 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
6443 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
6444 (avr_attribute_table): Add 'OS_main' function attribute.
6445 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
6446 functions with 'OS_main' attribute.
6448 2008-05-20 Richard Guenther <rguenther@suse.de>
6450 PR tree-optimization/35204
6451 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
6452 helper, split out from ...
6453 (DFS): ... here. Make the DFS walk non-recursive.
6455 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
6456 Jan Sjodin <jan.sjodin@amd.com>
6458 PR tree-optimization/36181
6459 * tree-parloops.c (loop_has_vector_phi_nodes): New.
6460 (parallelize_loops): Don't parallelize when the loop has vector
6463 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6464 Sebastian Pop <sebastian.pop@amd.com>
6466 * tree-loop-linear.c (gather_interchange_stats): Look in the access
6467 matrix, and never look at the tree representation of the memory
6469 (linear_transform_loops): Computes parameters and access matrices.
6470 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
6472 (access_matrix_get_index_for_parameter): New.
6473 * tree-data-ref.h (struct access_matrix): New.
6474 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
6475 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
6476 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
6477 am_vector_index_for_loop): New.
6478 (struct data_reference): Add field access_matrix.
6479 (DR_ACCESS_MATRIX): New.
6480 (compute_data_dependences_for_loop): Update declaration.
6481 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
6482 * lambda.h (lambda_vector_vec_p): Declared.
6483 * lambda-code.c: Depend on pointer-set.h.
6484 (lambda_collect_parameters_from_af, lambda_collect_parameters,
6485 av_for_af_base, av_for_af, build_access_matrix,
6486 lambda_compute_access_matrices): New.
6487 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
6489 2008-05-20 Joseph Myers <joseph@codesourcery.com>
6491 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
6494 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6495 Sebastian Pop <sebastian.pop@amd.com>
6497 PR tree-optimization/36206
6498 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
6500 (instantiate_scev_1): Rename flags to fold_conversions.
6501 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
6502 outeside instantiation_loop.
6503 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
6504 (evolution_function_is_affine_or_constant_p): Removed.
6505 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
6507 (analyze_siv_subscript): Pass in the loop nest number.
6508 Call evolution_function_is_affine_in_loop instead of
6509 evolution_function_is_affine_p.
6510 (analyze_overlapping_iterations): Pass in the loop nest number.
6512 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6513 Sebastian Pop <sebastian.pop@amd.com>
6515 PR tree-optimization/36206
6516 * tree-chrec.h (chrec_fold_op): New.
6517 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
6520 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
6522 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
6524 (remove_duplicates): Do not set inode on non-inode systems.
6527 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
6529 * config.gcc (tm_file): Update comments about relative pathnames.
6531 2008-05-20 Richard Guenther <rguenther@suse.de>
6533 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
6534 * tree-ssa-sccvn.c (process_scc): Likewise.
6535 * tree-ssa-sink.c (execute_sink_code): Likewise.
6536 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
6537 * tree-vrp.c (process_assert_insertions): Likewise.
6538 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6539 (perform_tree_ssa_dce): Likewise.
6540 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6541 (dump_dominator_optimization_stats): Likewise.
6542 * tree-vectorizer.c (vectorize_loops): Likewise.
6544 2008-05-20 Richard Guenther <rguenther@suse.de>
6546 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
6548 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
6550 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
6551 (ix86_i386elf_return_in_memory): Likewise.
6552 (ix86_i386interix_return_in_memory): Likewise.
6553 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
6554 (SUBTARGET_RETURN_IN_MEMORY): New.
6555 * config/i386/i386elf.h: Likewise.
6556 * config/i386/ptx4-i.h: Likewise.
6557 * config/i386/sol2-10.h: Likewise.
6558 * config/i386/sysv4.h: Likewise.
6559 * config/i386/vx-common.h: Likewise.
6560 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
6561 * config/i386/i386.c (ix86_return_in_memory): Made static and
6562 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
6563 (ix86_i386elf_return_in_memory): Removed.
6564 (ix86_i386interix_return_in_memory): Removed.
6565 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
6566 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
6568 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
6570 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
6572 2008-05-19 Xinliang David Li <davidxl@google.com>
6574 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
6576 * common.opt: Ditto.
6577 * doc/invoke.texi: Ditto.
6579 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
6581 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
6582 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
6584 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
6586 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
6587 sizes of operand array from 8/4 to 4/2.
6588 (ix86_expand_vector_init_general): Change size of operand array
6589 from 32 to 16. Remove op0, op1 and half_mode.
6591 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
6593 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
6594 (ix86_expand_vector_init_interleave): Likewise.
6595 (ix86_expand_vector_init_general): Use them. Assert
6596 word_mode == SImode when n_words == 4.
6598 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
6600 * config/i386/i386.c (ix86_secondary_reload): New static function.
6601 (TARGET_SECONDARY_RELOAD): New define.
6602 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6603 * config/i386/i386.md (reload_outqi): Remove.
6605 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6608 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
6609 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
6610 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
6611 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
6612 (fold_builtin_1): Likewise.
6613 * builtins.def (BUILT_IN_ISINF_SIGN): New.
6614 c-common.c (check_builtin_function_arguments): Handle
6615 BUILT_IN_ISINF_SIGN.
6616 * doc/extend.texi: Document __builtin_isinf_sign.
6617 * fold-const.c (operand_equal_p): Handle COND_EXPR.
6619 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
6621 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
6622 EH cleanup at the end of the pass, search for those that have been
6623 turned into forwarder blocks and do the cleanup on their successor.
6625 2008-05-18 Richard Guenther <rguenther@suse.de>
6627 * tree-cfg.c (verify_gimple_expr): Allow conversions from
6628 pointers to sizetype and vice versa.
6630 2008-05-18 Xinliang David Li <davidxl@google.com>
6632 * gcc/tree-ssa-dce.c: Coding style fix.
6633 (check_pow): Documentation comment.
6634 (check_log): Documenation comment. Coding style fix.
6635 (is_unnecessary_except_errno_call): Ditto.
6636 (gen_conditions_for_pow): Ditto.
6637 (gen_conditions_for_log): Ditto.
6638 (gen_shrink_wrap_conditions): Ditto.
6639 (shrink_wrap_one_built_in_calls): Ditto.
6640 * gcc/doc/invoke.texi: Better documentation string.
6641 * ChangeLog: Fix wrong change log entries from
6642 May 17 checkin on function call DCE.
6644 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
6646 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
6648 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6650 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
6651 * df-problems.c (simulation routines): Fixed block comment to
6652 properly say how to add forwards scanning functions.
6654 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
6656 * tree-inline.c (setup_one_parameter): Remove dead code.
6658 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
6660 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
6661 a BIT_AND_EXPR only for an INTEGER_TYPE.
6663 2008-05-17 Xinliang David Li <davidxl@google.com>
6665 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
6666 (check_pow, check_log, is_unnecessary_except_errno_call): New
6667 functions to check for eliminating math functions that are pure
6668 except for setting errno.
6669 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
6670 general condition expressions for shrink-wrapping pow/log calls.
6671 (gen_shrink_wrap_conditions): Ditto.
6672 (shrink_wrap_one_built_in_call): Ditto.
6673 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
6674 (mark_operand_necessary): If debugging, output if OP is necessary.
6675 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
6677 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
6679 * gcc/common.opt: New user flag -ftree-builtin-dce.
6680 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
6682 2008-05-16 David S. Miller <davem@davemloft.net>
6684 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
6685 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
6687 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
6690 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
6692 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6694 * ifcvt.c (dead_or_predicable): Rename
6695 df_simulate_one_insn_backwards to df_simulate_one_insn.
6696 * recog.c (peephole2_optimize): Ditto.
6697 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
6699 * df.h: Rename df_simulate_one_insn_backwards to
6700 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
6701 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
6702 scanning of defs and uses.
6703 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
6704 (df_simulate_one_insn_forwards): Removed.
6706 2008-05-16 Doug Kwan <dougkwan@google.com>
6708 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
6710 (real_from_string): Handle NaNs and Inf as approriate.
6712 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
6714 * doc/gty.texi (Source Files Containing Type Information): Note
6715 that headers should appear first in the gtfiles list.
6717 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6719 * tree.def (COND_EXEC): Properly documented this code.
6721 2008-05-16 Diego Novillo <dnovillo@google.com>
6723 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
6724 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
6727 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6729 * tree-ssa-dse (max_stmt_uid): Removed.
6730 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
6731 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
6732 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
6733 * function.h (cfun.last_stmt_uid): New field.
6734 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
6735 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
6737 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
6738 (create_stmt_ann): Initialize the ann->uid field.
6739 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
6741 * tree-flow.h (renumber_gimple_stmt_uids): New function.
6743 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
6745 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
6746 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
6747 (init_empty_tree_cfg): Call it.
6749 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6751 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
6754 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6756 * doc/invoke.text (-fdump-tree-*-verbose): New option.
6757 * tree-dump.c (dump_options): New verbose option.
6758 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
6760 * tree-pass.h (TDF_VERBOSE): New dump flag.
6761 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
6762 (tree-flow.h): Added include.
6763 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
6765 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
6767 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
6769 From Jie Zhang <jie.zhang@analog.com>
6770 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6771 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
6772 mcpu=bf561-none and mcpu=bf561-0.2.
6773 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6774 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
6775 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6776 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
6777 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
6778 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
6779 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
6781 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
6782 (cputype_selected): Remove.
6783 (bfin_handle_option): Don't use cputype_selected.
6784 (override_options): When no mcpu option, enable all workarounds.
6785 Don't use bfin_workarounds.
6786 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
6788 (DEFAULT_CPU_TYPE): Don't define.
6790 2008-05-16 Richard Guenther <rguenther@suse.de>
6792 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
6793 on deletion of the last stmt.
6795 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
6797 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
6798 V8HImode for SSE2 and V16QImode for SSE4.1.
6800 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6802 * cgraph.h (compute_inline_parameters): Made public.
6803 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
6804 variable_generate_summary, function_write_summary,
6805 variable_write_summary, variable_read_summary. Added generate_summary,
6806 write_summary, read_summary.
6807 * cgraphunit.c (cgraph_process_new_functions): Changed call from
6808 pass_ipa_inline.function_generate_summary, to
6809 compute_inline_parameters.
6810 * ipa-inline.c (compute_inline_parameters): Made public and added
6812 (compute_inline_parameters_for_current): New function.
6813 (pass_inline_param): Now calls compute_inline_parameters_for_current.
6814 (inline_generate_summary): Removed parameter and made to loop over
6816 (pass_ipa_inline): Updated for new IPA_PASS structure.
6817 * passes.c (execute_ipa_summary_passes): Now is called once per
6818 pass rather than once per node*pass.
6820 2008-05-15 Anatoly Sokolov <aesok@post.ru>
6822 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
6823 avr_have_mul_p, avr_asm_only_p): Remove variables.
6824 (avr_override_options): Remove initialization of removed variables.
6825 (avr_file_start): Convert removed variables to fields of
6826 'struct base_arch_s *avr_current_arch'.
6827 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
6828 (AVR_HAVE_MUL): (Ditto.).
6829 (AVR_HAVE_MOVW): (Ditto.).
6830 (AVR_HAVE_LPMX): (Ditto.).
6831 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
6832 avr_asm_only_p): Remove declaration.
6834 2008-05-15 Diego Novillo <dnovillo@google.com>
6836 * config/arm/arm.c (arm_return_in_memory): Fix return type.
6837 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
6839 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
6842 * combine.c (check_conversion): Rename back to check_promoted_subreg.
6843 Don't call record_truncated_value from here.
6844 (record_truncated_value): Turn it into a for_each_rtx callback.
6845 (record_truncated_values): New function.
6846 (combine_instructions): Call note_uses with record_truncated_values.
6847 Change name of check_conversion to check_promoted_subreg.
6849 2008-05-15 Janis Johnson <janis187@us.ibm.com>
6851 * doc/sourcebuild.texi: Document support for torture tests.
6853 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
6855 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
6856 to alternative 4 of operand 2.
6858 2008-05-15 Richard Guenther <rguenther@suse.de>
6860 * tree-pass.h (current_pass): Declare.
6861 (get_pass_for_id): Likewise.
6862 * passes.c (passes_by_id, passes_by_id_size): New globals.
6863 (set_pass_for_id): New function.
6864 (get_pass_for_id): Likewise.
6865 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
6866 (execute_function_todo): Flush per function statistics.
6867 * toplev.c (compile_file): Init statistics.
6868 (general_init): Do early statistics initialization.
6869 (finalize): Finish statistics.
6870 * statistics.h (statistics_early_init): Declare.
6871 (statistics_init): Likewise.
6872 (statistics_fini): Likewise.
6873 (statistics_fini_pass): Likewise.
6874 (statistics_counter_event): Likewise.
6875 (statistics_histogram_event): Likewise.
6876 * statistics.c: New file.
6877 * Makefile.in (OBJS-common): Add statistics.o.
6878 (statistics.o): Add dependencies.
6879 * doc/invoke.texi (-fdump-statistics): Document.
6881 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
6883 (execute_pre): Use statistics_counter_event.
6884 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
6885 (substitute_and_fold): Increment it. Use statistics_counter_event.
6887 2008-05-15 Diego Novillo <dnovillo@google.com>
6889 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
6891 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
6892 * tree-ssa-alias.c (new_type_alias): Remove references to
6893 sub-variables from comment.
6894 * tree-ssa-operands.c (swap_tree_operands): Likewise.
6896 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
6898 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
6899 attribute to 1 only for insertps alternative.
6901 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
6903 * config/bfin/bfin.md (loadbytes): New pattern.
6904 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
6905 (bfin_init_builtins): Initialize it.
6906 (bdesc_1arg): Add it.
6908 2008-05-15 Sa Liu <saliu@de.ibm.com>
6910 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
6911 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
6912 * testsuite/lib/target-supports.exp: Add
6913 check_effective_target_fortran_integer_16.
6915 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
6917 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
6918 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
6919 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
6920 (TARGET_RETURN_IN_MEMORY): Define.
6922 2008-05-15 Richard Guenther <rguenther@suse.de>
6925 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
6926 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
6927 represent unmodifiable vars.
6929 2008-05-15 Richard Guenther <rguenther@suse.de>
6931 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
6932 INDIRECT_REF and TARGET_MEM_REF.
6933 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6936 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
6937 H.J. Lu <hongjiu.lu@intel.com>
6939 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
6940 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
6941 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
6942 insn alternatives. Add missing alternatives.
6943 (*vec_concatv2di_rex64_sse4_1): Likewise.
6944 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
6945 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
6948 2008-05-15 Richard Guenther <rguenther@suse.de>
6950 PR tree-optimization/36009
6951 PR tree-optimization/36204
6952 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
6953 (determine_invariantness_stmt): Record the loop a store is
6955 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
6958 2008-05-15 Richard Guenther <rguenther@suse.de>
6960 PR tree-optimization/34330
6961 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
6962 through the pointer will alias the SMT.
6964 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
6966 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
6968 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
6970 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
6972 2008-05-14 Michael Meissner <michael.meissner@amd.com>
6973 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6975 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
6976 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
6977 (vashl_optab): New optab for vector/vector shifts.
6978 (vashr_optab): Ditto.
6979 (vlshr_optab): Ditto.
6980 (vrotl_optab): Ditto.
6981 (vrotr_optab): Ditto.
6982 (optab_subtype): New enum for optab_for_tree_code call.
6983 (optab_for_tree_code): Add enum optab_subtype argument.
6985 * optabs.c (optab_for_tree_code): Take an additional argument to
6986 distinguish between a vector shift by a scalar and vector shift by
6987 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
6988 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
6989 vector shift by a vector.
6990 (expand_widen_pattern_expr): Pass additional argument to
6991 optab_for_tree_code.
6993 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
6994 vrotl_optab, vrotr_optab.
6996 * expr.c (expand_expr_real_1): Update calls to
6997 optab_for_tree_code to distinguish between vector shifted by a
6998 scalar and vector shifted by a vector.
6999 * tree-vectorizer.c (supportable_widening_operation): Ditto.
7000 (supportable_narrowing_operation): Ditto.
7001 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
7002 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
7003 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
7004 (vect_create_epilog_for_reduction): Ditto.
7005 (vectorizable_reduction): Ditto.
7006 (vectorizable_operation): Ditto.
7007 (vect_strided_store_supported): Ditto.
7008 (vect_strided_load_supported): Ditto.
7009 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7010 * expmed.c (expand_shift): Ditto.
7012 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
7014 (ashr@var{m}3): Ditto.
7015 (vashl@var{m}3): Document new vector/vector shift standard name.
7016 (vashr@var{m}3): Ditto.
7017 (vlshr@var{m}3): Ditto.
7018 (vrotl@var{m}3): Ditto.
7019 (vrotr@var{m}3): Ditto.
7021 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
7022 (PPERM_INVERT): Ditto.
7023 (PPERM_REVERSE): Ditto.
7024 (PPERM_REV_INV): Ditto.
7025 (PPERM_ZERO): Ditto.
7026 (PPERM_ONES): Ditto.
7027 (PPERM_SIGN): Ditto.
7028 (PPERM_INV_SIGN): Ditto.
7029 (PPERM_SRC1): Ditto.
7030 (PPERM_SRC2): Ditto.
7032 * config/i386/sse.md (mulv2di3): Add SSE5 support.
7033 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
7034 allows a memory operand to be the value being added, and split it
7035 to improve vectorization.
7036 (sse5_pmacsdqh_mem): Ditto.
7037 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
7038 (sse5_mulv2div2di3_high): Ditto.
7039 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
7040 (vec_pack_trunc_v4si): Ditto.
7041 (vec_pack_trunc_v2di): Ditto.
7042 (sse5_pcmov_<mode>): Remove code that tried to use use
7043 andps/andnps instead of pcmov.
7044 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
7045 pmacsdqh instructions.
7046 (vec_widen_smult_lo_v4si): Ditto.
7048 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
7049 (PPERM_INVERT): Ditto.
7050 (PPERM_REVERSE): Ditto.
7051 (PPERM_REV_INV): Ditto.
7052 (PPERM_ZERO): Ditto.
7053 (PPERM_ONES): Ditto.
7054 (PPERM_SIGN): Ditto.
7055 (PPERM_INV_SIGN): Ditto.
7056 (PPERM_SRC1): Ditto.
7057 (PPERM_SRC2): Ditto.
7058 (ix86_expand_sse_movcc): Move the SSE5 test after the if
7060 (ix86_expand_int_vcond): If SSE5 generate all possible integer
7062 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
7063 says ignore whether the last reference is a memory operand.
7065 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7066 Paolo Bonzini <bonzini at gnu dot org>
7068 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
7071 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
7072 (vlshr<mode>3): Rename from vlshr<mode>3.
7073 (vashr<mode>3): Rename from vashr<mode>3.
7074 (mulv4sf3): Change the names of vector shift patterns.
7078 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
7081 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
7106 * config/spu/spu.md (v): New iterator macro to add v for vector types.
7107 (floatunssidf2_internal): Change vector/vector shift names.
7108 (floatunsdidf2_internal): Ditto.
7115 (vashl<mode>3): Rename from ashl<mode>3.
7116 (vashr<mode>3): Rename from ashr<mode>3.
7117 (vlshr<mode>3): Rename from lshr<mode>3.
7118 (vrotl<mode>3): Rename from rotl<mode>3.
7120 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7123 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
7124 multiply gives the wrong value when doing widening multiplies.
7125 (vec_widen_smult_lo_v4si): Ditto.
7127 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
7129 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
7130 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
7131 emit_library_call_value.
7132 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
7133 * tree.h (ECF_LIBCALL_BLOCK): Removed.
7134 * calls.c (initialize_argument_information, precompute_arguments,
7135 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
7136 (precompute_arguments): Removed flags parameter.
7137 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
7139 2008-05-14 Richard Guenther <rguenther@suse.de>
7141 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
7142 Make sure to register the store if the use is a PHI_NODE.
7144 2008-05-14 Olivier Hainque <hainque@adacore.com>
7146 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
7147 memory if the component is to be referenced in BLKmode according
7148 to get_inner_reference.
7150 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
7152 * calls.c (emit_library_call_value_1): Restore code clearing
7153 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
7155 2008-05-14 Olivier Hainque <hainque@adacore.com>
7156 Nicolas Roche <roche@adacore.com>
7158 * configure.ac: Add support for a "gcc_subdir" variable in
7159 config-lang.in, to denote a subdirectory where the language/GCC
7160 integration files are to be found.
7161 * configure: Regenerate.
7163 2008-05-14 Ira Rosen <irar@il.ibm.com>
7165 PR tree-optimization/36098
7166 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
7167 value for the first load in the group in case of a gap.
7168 (vect_build_slp_tree): Check that there are no gaps in loads.
7170 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
7172 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
7173 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
7174 expand_copysign_bit, ): Change call to emit_no_conflict_block to
7175 emit_insn and remove unneeded code to construct extra args.
7176 (emit_no_conflict_block): Removed.
7177 * optabls.h: (emit_no_conflict_block): Removed.
7178 * cse.c (cse_extended_basic_block): Remove search for
7179 REG_NO_CONFLICT note.
7180 * global.c: Removed incorrect comment added in revision 117.
7181 * expr.c (convert_move): Change call to emit_no_conflict_block to
7183 * recog.c: Change comments so that they do not mention
7185 * local_alloc.c (combine_regs): Removed last parameter.
7186 (no_conflict_p): Removed.
7187 (block_alloc): Removed note, no_conflict_combined_regno and set
7188 local vars. Removed all code to process REG_NO_CONFLICT blocks.
7189 (combine_regs): Removed already_dead and code to look for
7190 REG_NO_CONFLICT notes.
7191 * lower_subreg (remove_retval_note): Removed code to look for
7192 REG_NO_CONFLICT block.
7193 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
7194 (resolve_clobber): Remove code to process libcalls that have
7195 REG_NO_CONFLICT notes.
7196 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
7198 * combine.c (can_combine_p, distribute_notes): Removed
7199 REG_NO_CONFLICT case.
7200 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
7202 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
7203 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
7205 * reg-notes.def (NO_CONFLICT): Removed.
7207 2008-05-14 David S. Miller <davem@davemloft.net>
7209 * config/sparc/sparc.c (sparc_profile_hook): If
7210 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
7211 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
7212 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
7214 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
7216 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
7218 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
7221 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
7222 and op1 expansion before vector concat to have less live pseudos.
7224 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
7226 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7227 ix86_expand_vector_set if supported.
7229 2008-05-13 Diego Novillo <dnovillo@google.com>
7230 Kenneth Zadeck <zadeck@naturalbridge.com>
7232 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
7234 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
7235 phinodes_print_statistics, init_ssanames, fini_ssanames,
7236 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
7237 release_ssa_name, release_defs, replace_ssa_name_symbol,
7238 ssanames_print_statistics): Move ...
7239 * tree-flow.h: ... here.
7240 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
7241 Use FN instead of cfun.
7242 (make_ssa_name_fn): Rename from make_ssa_name.
7243 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
7244 * tree-flow-inline.h (make_ssa_name): Move from
7245 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
7246 * omp-low.c (expand_omp_parallel):
7247 * tree-flow-inline.h (redirect_edge_var_map_result):
7248 * tree-ssa.c (init_tree_ssa): Add argument FN.
7249 Use it instead of cfun. Update all users.
7251 2008-05-13 Tom Tromey <tromey@redhat.com>
7253 PR preprocessor/22168:
7254 * doc/cpp.texi (Top): Update menu.
7255 (Alternatives to Wrapper #ifndef): New node.
7256 (Other Directives): Document deprecation.
7257 (Obsolete Features): Remove menu.
7258 (Assertions): Merge node into Obsolete Features.
7259 (Obsolete once-only headers): Move earlier; rename to Alternatives
7261 * doc/cppopts.texi: Update.
7262 * c.opt (Wdeprecated): Enable for C and ObjC.
7263 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
7264 (C++ Dialect Options): Move -Wno-deprecated from here to...
7265 (Warning Options): ... here.
7267 2008-05-13 Richard Guenther <rguenther@suse.de>
7270 * fold-const.c (fold_sign_changed_comparison): Do not allow
7271 changes in pointer-ness.
7273 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7276 * config/sh/sh.c (sh_expand_prologue): Don't clear
7277 RTX_FRAME_RELATED_P for push insns.
7279 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
7281 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
7283 2008-05-12 Anatoly Sokolov <aesok@post.ru>
7285 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
7286 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
7287 Use 'machine->is_leaf' instead of 'leaf_func_p'.
7289 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
7291 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
7292 (*vec_concatv4sf_sse): This.
7293 (*sse2_concatv2si): Renamed to ...
7294 (*vec_concatv2si_sse2): This.
7295 (*sse1_concatv2si): Renamed to ...
7296 (*vec_concatv2si_sse): This.
7297 (*vec_concatv2di_rex): Renamed to ...
7298 (*vec_concatv2di_rex64): This.
7299 (*vec_concatv2si_sse4_1): New.
7300 (*vec_concatv2di_rex64_sse4_1): Likewise.
7302 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
7304 PR rtl-optimization/36111
7305 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
7306 that was created for swappable operands.
7308 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
7311 * Makefile.in: Substitute GNATMAKE and GNATBIND.
7312 * configure.ac: Add call to ACX_PROG_GNAT.
7314 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
7316 * optc-gen.awk: Fix comment typo.
7318 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7320 * pretty-print.c (pp_integer_with_precision): Use
7321 HOST_LONG_LONG_FORMAT.
7323 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
7325 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
7327 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
7329 * config/i386/i386.c (bdesc_ptest): Removed.
7330 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
7331 (bdesc_args): Add __builtin_ia32_ptestz128,
7332 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
7333 (ix86_init_mmx_sse_builtins): Updated.
7334 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
7335 (ix86_expand_builtin): Updated.
7337 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
7339 * tree-cfg.c (valid_fixed_convert_types_p): New function.
7340 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
7342 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
7344 * value-prof.c (interesting_stringop_to_profile): Do not
7345 return early for BUILT_IN_MEMPCPY.
7347 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
7349 * calls.c (expand_call): Don't use callgraph to increase
7350 preferred_stack_boundary.
7352 * cgraph.h (cgraph_rtl_info): Use unsigned on
7353 preferred_incoming_stack_boundary.
7355 * final.c (rest_of_clean_state): Use unsigned on
7356 preferred_stack_boundary.
7358 2008-05-09 Tom Tromey <tromey@redhat.com>
7360 PR preprocessor/22231:
7361 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
7364 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
7366 PR tree-optimization/36129
7367 * tree-ssa-ccp.c: Include value-prof.h.
7368 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
7369 built-in function was folded to a constant.
7370 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
7372 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
7373 Sebastian Pop <sebastian.pop@amd.com>
7375 * tree-scalar-evolution.c: Document instantiate_scev.
7376 (instantiate_parameters_1): Renamed instantiate_scev_1.
7377 Don't use the same loop for instantiation_loop and evolution_loop.
7378 (instantiate_scev): New.
7379 (instantiate_parameters): Moved...
7380 (resolve_mixers): Update call to instantiate_scev_1 to pass the
7381 same loop twice. Maintains the semantics for this function.
7382 * tree-scalar-evolution.h (instantiate_scev): Declare.
7383 (instantiate_parameters): ...here. Now static inline.
7384 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
7385 instead of resolve_mixers.
7387 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7389 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
7391 2008-05-09 Tomas Bily <tbily@suse.cz>
7393 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
7394 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
7395 * tree-ssa-structalias.c (get_constraint_for): Likewise.
7396 * c-common.c (c_common_truthvalue_conversion): Likewise.
7397 * tree-object-size.c (compute_object_offset): Likewise.
7398 * tree-inline.c (estimate_num_insns_1): Likewise.
7399 * varasm.c (const_hash_1, compare_constant, copy_constant)
7400 (compute_reloc_for_constant, output_addressed_constants)
7401 (initializer_constant_valid_p): Likewise.
7402 * c-omp.c (check_omp_for_incr_expr): Likewise.
7403 * gimplify.c (gimplify_expr): Likewise.
7404 * c-typeck.c (c_finish_return): Likewise.
7405 * tree-vectorizer.c (supportable_widening_operation)
7406 (supportable_narrowing_operation): Likewise.
7407 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
7408 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
7409 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7410 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
7411 (descr_info_loc): Likewise.
7412 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
7413 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
7414 (fold_unary): Likewise.
7415 * builtins.c (get_pointer_alignment): Likewise.
7416 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
7417 (instantiate_parameters_1): Likewise.
7418 * tree.c (expr_align, stabilize_reference): Likewise.
7419 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
7420 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7421 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
7422 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
7423 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
7424 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
7426 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
7427 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
7428 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7429 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
7430 (forward_propagate_comparison)
7431 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7432 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
7433 * emit-rtl.c (component_ref_for_mem_expr)
7434 (set_mem_attributes_minus_bitpos): Likewise.
7435 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
7436 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
7438 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
7439 (build_function_call, pointer_diff, build_compound_expr)
7440 (c_finish_return): Likewise.
7441 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
7442 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
7444 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
7445 * expr.c (is_aligning_offset): Likewise.
7446 * tree-ssa-alias.c (is_escape_site): Likewise.
7447 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
7448 (check_all_va_list_escapes): Likewise.
7449 * tree-ssa-loop-ivopts.c (determine_base_object)
7450 (determine_common_wider_type): Likewise.
7451 * dojump.c (do_jump): Likewise.
7452 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
7453 * tree-gimple.c (is_gimple_cast): Likewise.
7454 * fold-const.c (decode_field_reference, )
7455 (fold_sign_changed_comparison, fold_unary, fold_comparison)
7456 (fold_binary): Likewise.
7457 * tree-ssa-alias-warnings.c (find_alias_site_helper)
7458 (already_warned_in_frontend_p): Likewise.
7459 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
7460 * tree.c (really_constant_p, get_unwidened): Likewise.
7461 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7462 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7463 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
7465 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
7467 (CONVERT_EXPR_P): Define.
7468 (CASE_CONVERT): Define.
7470 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7473 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
7474 (delete_unmarked_insns): When deleting a call, call
7475 delete_unreachable_blocks.
7476 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
7477 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
7479 2008-05-08 Richard Guenther <rguenther@suse.de>
7481 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
7482 (-ftree-salias): Likewise.
7483 (salias-max-implicit-fields): Remove param documentation.
7484 (salias-max-array-elements): Likewise.
7485 * tree-pass.h (pass_create_structure_vars): Remove.
7486 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
7487 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
7488 * tree-ssa-alias.c (create_structure_vars): Remove.
7489 (gate_structure_vars): Likewise.
7490 (pass_create_structure_vars): Likewise.
7491 (gate_build_alias): Likewise.
7492 (pass_build_alias): Adjust to run always and dump the function.
7493 * common.opt (ftree-salias): Hide.
7494 * passes.c (init_optimization_passes): Remove
7495 pass_create_structure_vars, adjust comment.
7496 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
7497 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
7498 * opts.c (decode_options): Do not set flag_tree_salias.
7499 (common_handle_option): Add OPT_ftree_salias to the backward
7500 compatibility section.
7502 2008-05-08 Richard Guenther <rguenther@suse.de>
7504 * tree-flow-inline.h (var_can_have_subvars): Move ...
7505 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
7506 * tree-flow.h (var_can_have_subvars): Remove.
7507 (push_fields_onto_fieldstack): Remove.
7508 (sort_fieldstack): Likewise.
7509 (struct fieldoff): Move ...
7510 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
7511 alias_set and base_for_components fields.
7512 (sort_fieldstack): Make static.
7513 (push_fields_onto_fieldstack): Likewise. Remove code that
7514 handles anything but RECORD_TYPEs. Remove alias_set and
7515 base_for_components handling.
7516 (create_variable_info_for): Adjust.
7518 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
7520 * common.opt (Wframe-larger-than=): Shorten the help message
7522 * doc/invoke.texi (Wframe-larger-than=): Add more description.
7524 2008-05-08 Rafael Espindola <espindola@google.com>
7526 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
7528 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
7529 trap and that both operands are gimple values.
7530 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
7531 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
7534 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
7536 * read-rtl.c (join_c_conditions): Return the first string if the
7537 two strings are equal.
7539 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
7541 * gensupport.h (pred_data): Add a "num_codes" field.
7542 (add_predicate_code): Declare.
7543 * gensupport.c (add_predicate_code): New function.
7544 (std_pred_table): Add an "allows_const_p" field.
7545 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
7546 Remove the (incomplete) list of such codes from the codes field.
7547 (init_predicate_table): Use add_predicate_code. Add all
7548 RTX_CONST_OBJs if allows_const_p is true.
7549 * genrecog.c (process_define_predicate): Use add_predicate_code.
7551 2008-05-08 David Daney <ddaney@avtrex.com>
7552 Richard Sandiford <rsandifo@nildram.co.uk>
7554 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
7555 special case of constant zero operands.
7556 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
7557 old and new values. Special case constant zero values.
7558 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
7560 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
7561 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
7563 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
7566 * simplify-rtx.c (simplify_plus_minus): Create CONST of
7567 similar RTX_CONST_OBJ before CONST_INT.
7569 2008-05-08 Steve Ellcey <sje@cup.hp.com>
7571 * stmt.c (expand_stack_restore): Change sa mode if needed.
7573 2008-05-08 Richard Guenther <rguenther@suse.de>
7575 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
7576 return type to bool.
7577 (ix86_sol10_return_in_memory): Likewise.
7578 (ix86_i386elf_return_in_memory): Likewise.
7579 (ix86_i386interix_return_in_memory): Likewise.
7580 * config/i386/i386.c (ix86_return_in_memory): Likewise.
7581 (ix86_sol10_return_in_memory): Likewise.
7582 (ix86_i386elf_return_in_memory): Likewise.
7583 (ix86_i386interix_return_in_memory): Likewise.
7585 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
7588 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
7590 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
7591 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
7594 2008-05-08 Richard Guenther <rguenther@suse.de>
7596 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
7597 * tree-data-ref.h (struct dr_alias): Remove subvars field.
7598 (DR_SUBVARS): Remove.
7599 * tree-dfa.c (dump_subvars_for): Remove.
7600 (debug_subvars_for): Likewise.
7601 (dump_variable): Do not dump subvars.
7602 (remove_referenced_var): Do not remove subvars.
7603 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
7604 (lookup_subvars_for_var): Remove.
7605 (get_subvars_for_var): Likewise.
7606 (get_subvars_at): Likewise.
7607 (get_first_overlapping_subvar): Likewise.
7608 (overlap_subvar): Likewise.
7609 * tree-flow.h (subvar_t): Remove.
7610 (struct var_ann_d): Remove subvars field.
7611 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
7612 argument. Remove special handling of SFTs.
7613 (compute_tag_properties): Likewise.
7614 (set_initial_properties): Likewise.
7615 (compute_call_clobbered): Likewise.
7616 (count_mem_refs): Likewise.
7617 (compute_memory_partitions): Likewise.
7618 (compute_flow_insensitive_aliasing): Likewise.
7619 (setup_pointers_and_addressables): Likewise.
7620 (new_type_alias): Likewise.
7621 (struct used_part): Remove.
7622 (used_portions): Likewise.
7623 (struct used_part_map): Likewise.
7624 (used_part_map_eq): Likewise.
7625 (used_part_map_hash): Likewise.
7626 (free_used_part_map): Likewise.
7627 (up_lookup): Likewise.
7628 (up_insert): Likewise.
7629 (get_or_create_used_part_for): Likewise.
7630 (create_sft): Likewise.
7631 (create_overlap_variables_for): Likewise.
7632 (find_used_portions): Likewise.
7633 (create_structure_vars): Likewise.
7634 * tree.def (STRUCT_FIELD_TAG): Remove.
7635 * tree.h (MTAG_P): Adjust.
7636 (struct tree_memory_tag): Remove base_for_components and
7637 unpartitionable flags.
7638 (struct tree_struct_field_tag): Remove.
7639 (SFT_PARENT_VAR): Likewise.
7640 (SFT_OFFSET): Likewise.
7641 (SFT_SIZE): Likewise.
7642 (SFT_NONADDRESSABLE_P): Likewise.
7643 (SFT_ALIAS_SET): Likewise.
7644 (SFT_UNPARTITIONABLE_P): Likewise.
7645 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
7646 (union tree_node): Remove sft field.
7647 * alias.c (get_alias_set): Remove special handling of SFTs.
7648 * print-tree.c (print_node): Remove handling of SFTs.
7649 * tree-dump.c (dequeue_and_dump): Likewise.
7650 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
7651 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
7652 * tree-predcom.c (set_alias_info): Do not set subvars.
7653 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
7654 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
7655 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
7656 (add_vars_for_offset): Remove.
7657 (add_virtual_operand): Remove special handling of SFTs.
7658 (add_call_clobber_ops): Likewise.
7659 (add_call_read_ops): Likewise.
7660 (get_asm_expr_operands): Likewise.
7661 (get_modify_stmt_operands): Likewise.
7662 (get_expr_operands): Likewise.
7663 (add_to_addressable_set): Likewise.
7664 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
7665 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7666 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
7667 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
7668 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
7669 (tree_node_structure): Likewise.
7670 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
7672 (find_what_p_points_to): Likewise.
7674 2008-05-08 Sa Liu <saliu@de.ibm.com>
7676 * config/spu/spu.md: Fixed subti3 pattern.
7678 2008-05-08 Richard Guenther <rguenther@suse.de>
7681 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
7682 sure to create a representative for trailing arrays for PTA.
7684 2008-05-08 Richard Guenther <rguenther@suse.de>
7687 * fold-const.c (operand_equal_p): Two objects which types
7688 differ in pointerness are not equal.
7690 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
7692 * calls.c (compute_argument_block_size): Add argument tree fndecl.
7693 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
7694 (emit_library_call_value_1): Add new variable fndecl initialized by
7695 NULL_TREE. It should be the decl type of orgfun, but this information
7696 seems not to be available here, so it uses the default calling abi.
7697 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
7698 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
7699 by TARGET_RETURN_IN_MEMORY.
7700 * config/i386/i386-interix.h: Likewise.
7701 * config/i386/i386.h: Likewise.
7702 * config/i386/i386elf.h: Likewise.
7703 * config/i386/ptx4-i.h: Likewise.
7704 * config/i386/sol2-10.h: Likewise.
7705 * config/i386/sysv4.h: Likewise.
7706 * config/i386/vx-common.h: Likewise.
7707 * config/cris/cris.h: Removed #if 0 clause.
7708 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
7709 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
7711 (ix86_sol10_return_in_memory): Likewise.
7712 (ix86_i386elf_return_in_memory): New.
7713 (ix86_i386interix_return_in_memory): New.
7714 * config/mt/mt-protos.h (mt_return_in_memory): New.
7715 * config/mt/mt.c: Likewise.
7716 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
7717 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
7718 * config/bfin/bfin.h: Likewise.
7719 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
7721 * config/bfin/bfin.c: Likewise.
7722 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
7723 * config/alpha/unicosmk.h: Likewise.
7724 * config/i386/cygming.h: Likewise.
7725 * config/iq2000/iq2000.h: Likewise.
7726 * config/mips/mips.h: Likewise.
7727 * config/mn10300/mn10300.h: Likewise.
7728 * config/rs6000/rs6000.h: Likewise.
7729 * config/score/score.h: Likewise.
7730 * config/spu/spu.h: Likewise.
7731 * config/v850/v850.h: Likewise.
7732 * defaults.h: Likewise.
7733 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
7734 * expr.c (emit_block_move): Adjust use of
7735 OUTGOING_REG_PARM_STACK_SPACE.
7736 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
7737 OUTGOING_REG_PARM_STACK_SPACE.
7738 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
7740 2008-05-08 Jakub Jelinek <jakub@redhat.com>
7742 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
7743 on OMP_RETURN for OMP_FOR.
7746 * dwarf2out.c (dw_expand_expr, common_check): Removed.
7747 (fortran_common): New function.
7748 (gen_variable_die): Call fortran_common instead of common_check,
7749 adjust for it returning tree instead of rtx. Formatting.
7751 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7755 * see.c (see_copy_insn): Copy new pure const attributes for new call.
7756 * c-decl.c (merge_decls): Ditto.
7757 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
7758 to RTL_CONST_OR_PURE_CALL_P.
7759 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
7760 Initialized DECL_LOOPING_CONST_PURE.
7761 (process_call_operands): Set tree_side_effects properly.
7762 * tree.h (TREE_READONLY_DECL_P): Removed.
7763 (DECL_IS_PURE): Renamed to DECL_PURE_P.
7764 (DECL_LOOPING_OR_CONST_P): New macro.
7765 (struct tree_function_decl): Added looping_const_or_pure_p.
7767 (ECF_LOOPING_OR_CONST_P): New macro.
7768 * rtlanal.c (pure_const_p): Removed.
7769 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
7770 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
7771 to RTL_CONST_CALL_P.
7772 * ipa-pure-const.c (pure_const_state_e): Added looping field.
7773 (check_decl, check_tree, check_call, scan_function): Initialize
7775 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
7776 (static_execute): Set looping true for recursive functions.
7777 Undo setting state to IPA_NEITHER for recursive functions.
7779 * ifcvt.c (noce_can_store_speculate_p): Changed
7780 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
7781 RTL_CONST_OR_PURE_CALL_P.
7782 * dse.c (scan_insn): Ditto.
7783 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
7784 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
7785 RTL_CONST_OR_PURE_CALL_P.
7786 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
7787 pure_call_p to RTL_CONST_CALL_P.
7788 * gimplify.c (gimplify_call_expr): Clear side effects for
7789 non-looping pure and constant calls.
7790 * calls.c (emit_call_1): Set rtl flags from ecf flags.
7791 (flags_from_decl_or_type): Set ecf flags from decl flags.
7792 (initialize_argument_information): Turn off
7793 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
7794 Change const to pure if callee_copies is true rather than just
7796 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
7797 way of marking pure calls.
7798 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
7799 Remove hack that was supposed to fix pr7335 and remove old
7800 way of marking pure calls.
7801 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
7802 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
7803 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
7804 RTL_CONST_OR_PURE_CALL_P.
7805 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
7806 * loop-invariant.c (find_exits, find_invariant_bb): Changed
7807 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
7808 * sched-deps.c (schedule_analyze): Ditto.
7809 * rtl.h (struct rtx_def): Use call field, unchanging field, and
7810 return_val field of calls to represent pure and const function info.
7811 (CONST_OR_PURE_CALL_P): Deleted macro.
7812 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
7813 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
7814 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
7816 * tree-optimize.c (execute_fixup_cfg): Added test for
7817 ECF_LOOPING_CONST_OR_PURE.
7818 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
7820 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
7821 effects for looping pure or const calls.
7822 (verify_gimple_expr): Added verification code.
7823 * config/alpha/alpha.c (alpha_legitimize_address,
7824 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
7826 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
7827 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
7828 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
7829 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
7830 RTL_CONST_OR_PURE_CALL_P.
7831 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
7832 and const calls to be deleted.
7834 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
7837 * config/i386/mmx.md (mmx_subv2sf3): New expander.
7838 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
7839 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
7840 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
7841 to handle nonimmediate operands.
7842 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
7843 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
7844 to handle nonimmediate operands.
7845 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
7846 (mmx_pmulhrwv4hi3): New expander. Use
7847 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7848 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
7849 (sse2_umulv1siv1di3): New expander. Use
7850 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7851 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
7852 (mmx_eq<mode>3): New expander. Use
7853 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7854 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
7855 (mmx_uavgv8qi3): New expander. Use
7856 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7857 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
7858 (mmx_uavgv4hi3): New expander. Use
7859 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7861 * config/i386/sse.md
7862 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
7863 to handle nonimmediate operands.
7864 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
7865 to handle nonimmediate operands.
7866 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
7867 to handle nonimmediate operands.
7868 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
7869 to handle nonimmediate operands.
7870 (sse2_unpckhpd_exp): New expander. Use
7871 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7872 (sse2_unpcklpd_exp): New expander. Use
7873 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7874 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
7875 to handle nonimmediate operands.
7876 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
7877 to handle nonimmediate operands.
7878 (*sse2_<plusminus_insn><mode>3): Rename from
7879 sse2_<plusminus_insn><mode>3 insn pattern.
7880 (sse2_<plusminus_insn><mode>3): New expander. Use
7881 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7882 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
7883 (sse2_umulv2siv2di3): New expander. Use
7884 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7885 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
7886 (sse4_1_mulv2siv2di3): New expander. Use
7887 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7888 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
7889 (sse2_pmaddwd): New expander. Use
7890 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7891 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
7892 (sse2_eq<mode>3): New expander. Use
7893 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7894 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
7895 (sse4_1_eqv2di3): New expander. Use
7896 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7897 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
7898 (sse2_uavgv16qi3): New expander. Use
7899 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7900 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
7901 (sse2_uavgv16qi3): New expander. Use
7902 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7903 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
7904 (sse2_uavgv8hi3): New expander. Use
7905 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7906 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
7907 (ssse3_pmulhrswv8hi3): New expander. Use
7908 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7909 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
7910 (ssse3_pmulhrswv4hi3): New expander. Use
7911 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7913 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
7914 (<sse>_vmmul<mode>3): Ditto.
7915 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
7917 (ssse3_pmaddubsw128): Use register_operand for operand 1.
7918 (ssse3_pmaddubsw): Ditto.
7920 * config/i386/i386.c (struct_builtin_description)
7921 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
7922 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
7923 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
7924 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
7925 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
7926 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
7927 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
7928 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
7929 (ix86_fixup_binary_operands): Assert that src1
7930 and src2 must have the same mode when swapped.
7931 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
7932 and ix86_binary_operator_ok. Do not force operands in registers
7935 2008-05-07 Jan Hubicka <jh@suse.cz>
7937 * cgraph.c (dump_cgraph_node): Update.
7938 * cgraph.h (cgraph_local_info): Break out inline summary.
7939 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
7941 * ipa-inline (inline_summary): New accestor function.
7942 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
7943 cgraph_decide_inlining, compute_inline_parameters): Update.
7944 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
7946 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7948 Cleanup ColdFire scheduling support and add V4 pipeline model.
7950 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
7951 (define_attr cpu): Add cfv4 value.
7952 (define_attr type, define_attr type1): Merge into a single 'type'
7953 attribute. Update all uses.
7954 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
7955 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
7957 (define_attr opx_mem, define_attr opy_mem): Remove.
7958 (define_attr op_mem): Clean up, update comment.
7959 (define_attr size): Use specific values instead of general int.
7960 (define_attr guess, define_attr split): Remove. Update all uses.
7961 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
7962 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
7963 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
7964 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
7965 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
7966 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
7967 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
7968 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
7969 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
7970 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
7971 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
7972 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
7973 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
7974 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
7975 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
7976 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
7977 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
7978 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
7979 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
7980 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
7981 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
7982 Update or set attributes.
7983 (stack_tie): New fake instruction.
7985 * config/m68k/m68k.h (TUNE_CFV4): New macro.
7986 (m68k_sched_attr_size): Update declaration.
7987 (m68k_sched_attr_type2): Remove.
7988 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
7989 Declare new bypass predicates.
7991 * config/m68k/m68k.c (m68k_sched_issue_rate,
7992 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
7994 (TARGET_SCHED_ISSUE_RATE,
7995 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
7996 (override_options): Handle scheduling for ColdFire V4 core.
7997 (m68k_expand_prologue): Emit stack_tie.
7998 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
7999 'OP_TYPE_FPN'. Update all uses.
8000 (sched_guess_p): Remove.
8001 (sched_address_type): Handle symbolic addresses.
8002 (sched_get_operand): New static function.
8003 (sched_operand_type): Merge into sched_attr_op_type.
8004 (sched_attr_op_type): Handle FP registers, handle quick constants,
8006 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
8007 (m68k_sched_attr_size): Update. Move logic to ...
8008 (sched_get_attr_size_int): New static function.
8009 (sched_get_opxy_mem_type): New static function.
8010 (m68k_sched_attr_op_mem): Update.
8011 (m68k_sched_attr_type2): Remove.
8012 (sched_cfv4_bypass_data): New static variable.
8013 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
8014 (m68k_sched_issue_rate): Implement scheduler hook.
8015 (struct _sched_ib: enabled_p): New field.
8016 (m68k_sched_variable_issue): Update. Handle V4.
8017 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
8018 sched_dump_class_func_t, sched_dump_split_class,
8019 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
8020 sched_dump_dfa_class, m68k_sched_dump): Remove.
8021 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
8023 (m68k_sched_init_global): Remove statisctics dumping, introduce
8024 sanity check that all instructions have pipeline reservations. Handle
8026 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
8027 Handle ColdFire V4 core.
8028 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
8029 New static functions.
8030 (m68k_sched_address_bypass_p): New bypass predicate.
8031 (sched_get_indexed_address_scale): New static function.
8032 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
8034 * cf.md: Update comments.
8035 (define_attr type2): Remove. Use 'type' attribute instead.
8037 (cf_ib): Rename to cfv123_ib. Update all uses.
8038 (cf_oep): Rename to cfv123_oep. Update all uses.
8039 (cf_chr): Rename to cfv123_chr. Update all uses.
8040 (cf_mem): Rename to cfv123_mem. Update all uses.
8041 (cf_mac): Move to more appropriate place.
8042 (cfv123_guess): New automaton and cpu_unit.
8043 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
8044 Update uses of 'size' attribute. Handle before reload scheduling.
8045 (cfv123_guess): New dummy reservation for unhandled instructions.
8046 (cfv4_*): Pipeline description of ColdFire V4 core.
8047 (ignore): New reservation to handle 'ignore' type.
8049 2008-05-07 Ian Lance Taylor <iant@google.com>
8052 * gimplify.c (find_single_pointer_decl_1): Don't look through
8054 (find_single_pointer_decl): Adjust comments.
8056 2008-05-07 Jakub Jelinek <jakub@redhat.com>
8059 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
8060 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
8063 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
8064 integral type rather than floating point, then VIEW_CONVERT_EXPR
8065 to the floating point type.
8067 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
8069 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
8070 TFmode op0 to register.
8072 2008-05-07 Alan Modra <amodra@bigpond.net.au>
8074 * c-decl.c (grokdeclarator): Comment typo.
8076 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
8078 * tree-flow.h: Remove prototype for computed_goto_p.
8079 * tree-cfg.c (computed_goto_p): Make static.
8081 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
8084 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
8085 (contains_aligned_value_p): This. Handle _Decimal128.
8086 (ix86_function_arg_boundary): Only align _Decimal128 to its
8087 natural boundary and handle it properly.
8089 2008-05-06 Martin Jambor <mjambor@suse.cz>
8091 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
8092 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
8093 (ipcp_method_set_orig_node): Removed.
8094 (ipcp_cval_get_cvalue_type): Removed.
8095 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
8096 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
8097 (ipcp_cval_set_cvalue_type): Removed.
8098 (ipcp_cval_get_cvalue): Removed.
8099 (ipcp_cval_set_cvalue): Removed.
8100 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
8101 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
8102 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
8103 (ipcp_cval_meet): Renamed to ipa_lattice_meet
8104 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
8105 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
8106 (ipcp_get_ith_lattice): Changed parameters.
8107 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
8108 (ipcp_lattice_from_jfunc): Changed parameters.
8109 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
8110 (ipcp_method_cval_print): Added temporary variable info.
8111 (ipcp_redirect): Removed already unused local variable caller.
8112 (ipcp_redirect): New temporary variable orig_callee_info
8113 (ipcp_redirect): Removed newly unused local variable callee.
8114 (ipcp_redirect): Removed (a bit confusing) local variable type.
8115 (ipcp_insert_stage): Added local variable info.
8116 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
8118 (ipcp_formal_create): Removed.
8119 (ipcp_method_cval_set): Removed.
8120 (ipcp_propagate_stage): Renamed lattice variables.
8121 (ipcp_method_cval_set_cvalue_type): Removed.
8122 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
8123 (ipcp_print_all_lattices): Changed printed strings to refer to
8124 lattices rather than cvals.
8125 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
8126 (ipcp_propagate_const): Changed formal parameters.
8127 (build_const_val): Changed formal parameters.
8128 (ipcp_insert_stage): Removed useless variable cvalue
8129 (build_const_val): Changed formal parameters.
8130 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
8131 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
8132 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
8133 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
8134 (ipcp_print_func_profile_counts): Changed string from "method" to
8136 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
8137 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
8138 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
8139 (ipcp_structures_print): Renamed to ipcp_print_all_structures
8140 (ipcp_profile_print): Renamed to ipcp_print_profile_data
8141 (ipcp_lat_is_const): Changed parameters and made inline.
8142 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
8143 (ipcp_redirect): Renamed to ipcp_need_redirect_p
8144 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
8145 the predicate condition directly
8146 (ipcp_propagate_stage): Added local variable args. Removed local
8147 variable callee. (Both are mere code simplifications.)
8148 (ipcp_method_dont_insert_const): Renamed to
8149 ipcp_node_not_modifiable_p.
8150 (ipcp_node_not_modifiable_p): Made inline.
8151 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
8152 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
8153 (ipcp_print_all_lattices): Removed variable cvalue
8154 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
8157 2008-05-06 Olivier Hainque <hainque@adacore.com>
8159 * tree-sra.c (try_instantiate_multiple_fields): Early return
8160 if field has POINTER_TYPE.
8162 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
8164 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
8165 by using 'q' specifier for instruction.
8166 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
8168 2008-05-06 Anatoly Sokolov <aesok@post.ru>
8170 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
8171 Change mode of zero_extract from QImode to HImode.
8172 (sign bit tests peepholes): (Ditto.).
8174 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
8176 * config/i386/mmx.md: Remove double backslashes from asm templates.
8177 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
8178 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
8179 to handle nonimmediate operands.
8180 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
8181 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
8182 to handle nonimmediate operands.
8183 (*mmx_<code>v2sf3_finite): New insn pattern.
8184 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
8185 (mmx_<code>v2sf3): New expander. Use
8186 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8187 (mmx_<plusminus_insn><mode>3): New expander. Use
8188 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8189 (*mmx_<plusminus_insn><mode>3): New insn pattern.
8190 (mmx_add<mode>3): Removed.
8191 (mmx_ssadd<mode>3): Ditto.
8192 (mmx_usadd<mode>3): Ditto.
8193 (mmx_sub<mode>3): Ditto.
8194 (mmx_sssub<mode>3): Ditto.
8195 (mmx_ussub<mode>3): Ditto.
8196 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
8197 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
8198 to handle nonimmediate operands.
8199 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
8201 (mmx_smulv4hi3_highpart): New expander. Use
8202 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8203 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
8205 (mmx_umulv4hi3_highpart): New expander. Use
8206 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8207 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
8208 (mmx_<code>v4hi3): New expander. Use
8209 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8210 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
8211 (mmx_<code>v8qi3): New expander. Use
8212 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8213 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
8214 (mmx_<code><mode>3): New expander. Use
8215 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8217 2008-05-05 Jan Hubicka <jh@suse.cz>
8219 PR tree-optimization/36118
8220 * passes.c (pass_init_dump_file): Fix dump header.
8222 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8225 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
8226 VCE for function decls.
8228 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
8230 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
8232 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
8234 * config/i386/i386.md (sat_plusminus): New.
8235 (plusminus_insn): Likewise.
8236 (plusminus_mnemonic): Likewise.
8238 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
8239 (*<addsub><mode>3_cc_overflow): Renamed to ...
8240 (*<plusminus_insn><mode>3_cc_overflow): This.
8241 (*<addsub>si3_zext_cc_overflow): Renamed to ...
8242 (*<plusminus_insn>si3_zext_cc_overflow): This.
8244 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
8245 (<plusminus_insn><mode>3): This.
8246 (*<addsub><mode>3): Renamed to ...
8247 (*<plusminus_insn><mode>3): This.
8248 (<sse>_vm<addsub><mode>3): Renamed to ...
8249 (<sse>_vm<plusminus_insn><mode>3): This.
8250 (sse3_h<addsub>v4sf3): Renamed to ...
8251 (sse3_h<plusminus_insn>v4sf3): This.
8252 (sse3_h<addsub>v2df3): Renamed to ...
8253 (sse3_h<plusminus_insn>v2df3): This.
8254 (<plusminus_insn><mode>3): New.
8255 (*<plusminus_insn><mode>3): Likewise.
8256 (sse2_<plusminus_insn><mode>3): Likewise.
8257 (add<mode>): Removed.
8258 (*add<mode>3): Likewise.
8259 (sse2_ssadd<mode>3): Likewise.
8260 (sse2_usadd<mode>3): Likewise.
8261 (sub<mode>3): Likewise.
8262 (*sub<mode>3): Likewise.
8263 (sse2_sssub<mode>3): Likewise.
8264 (sse2_ussub<mode>3): Likewise.
8266 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
8268 * gthr-single.h: Add in required interface elements as per gthr.h.
8269 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
8270 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
8271 Generalize UNUSED macro.
8272 (__gthread_once): Add.
8273 (__gthread_key_create): Add.
8274 (__gthread_key_delete): Add.
8275 (__gthread_getspecific): Add.
8276 (__gthread_setspecific): Add.
8278 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
8280 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
8281 the same size types for the indirect reference on the rhs, then
8284 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
8286 * config/i386/i386.md
8287 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
8288 one insn template instead of template series.
8289 (*xordi_1_rex64): Ditto.
8290 (*xordi_2_rex64): Ditto.
8292 2008-05-05 Ira Rosen <irar@il.ibm.com>
8294 PR tree-optimization/36119
8295 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
8298 2008-06-04 Jan Hubicka <jh@suse.cz>
8300 tree-optimization/36100
8301 * tree-pass.h (pass_O0_always_inline): Declare.
8302 * ipa-inline.c (inline_transform): Remove dead code.
8303 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8304 pass_O0_always_inline): New.
8305 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
8307 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
8309 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
8310 mnemonic in this_param move for TARGET_64BIT.
8312 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
8314 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
8315 (*strmovsi_rex_1): Ditto.
8316 (*strsetsi_1): Ditto.
8317 (*strsetsi_rex_1): Ditto.
8319 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
8320 adddicc expanders using SWI mode iterator.
8322 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
8325 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
8328 2008-05-04 David S. Miller <davem@davemloft.net>
8330 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
8331 (sparc*-*-linux*): Use linux.h in tm_file.
8332 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
8333 compiler defaulting to 32-bit.
8334 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
8336 * config/sparc/linux.h: Remove definitions now obtained
8337 properly from linux.h
8338 * config/sparc/linux64.h: Likewise.
8339 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
8340 don't want this setting for 32-bit builds in a biarch compiler.
8341 * doc/install.texi: Add sparc-linux to list of targets
8342 supporting --enable-targets=all.
8344 2008-05-03 Andrew Pinski <pinskia@gmail.com>
8346 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
8348 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
8350 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
8351 after V4SI_FTYPE_V8HI.
8352 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
8353 case V4SI_FTYPE_V2DF.
8355 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
8357 * doc/invoke.texi (max-flow-memory-locations): Removed.
8358 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
8360 2008-05-03 Richard Guenther <rguenther@suse.de>
8363 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
8365 2008-05-02 David S. Miller <davem@davemloft.net>
8367 * config.gcc (need_64bit_hwint): Document libcpp dependency.
8369 2008-05-02 Simon Baldwin <simonb@google.com>
8372 * c-common.h (warn_array_subscript_range): Removed.
8373 * c-common.c (warn_array_subscript_range): Ditto.
8374 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
8375 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
8377 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
8379 * config/i386/i386.c (ix86_special_builtin_type): New.
8380 (bdesc_special_args): Likewise.
8381 (ix86_expand_special_args_builtin): Likewise.
8382 (ix86_init_mmx_sse_builtins): Updated.
8383 (ix86_expand_builtin): Updated.
8384 (ix86_expand_store_builtin): Removed.
8385 (ix86_expand_unop_builtin): Likewise.
8387 * config/i386/mm3dnow.h (__v2sf): Moved to ...
8388 * config/i386/mmintrin.h (__v2sf): Here.
8390 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
8392 (_mm_loadl_pi): Likewise.
8393 (_mm_storeh_pi): Replace __v2si with __v2sf.
8394 (_mm_storel_pi): Likewise.
8396 * doc/extend.texi: Correct __builtin_ia32_loadhps,
8397 __builtin_ia32_loadlps, __builtin_ia32_storehps,
8398 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
8399 __builtin_ia32_loadlpd.
8401 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
8403 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
8404 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
8405 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
8406 (ix86_init_mmx_sse_builtins): Updated.
8407 (ix86_expand_args_builtin): Likewise.
8408 (ix86_expand_builtin): Likewise.
8409 (ix86_expand_unop1_builtin): Renamed to ...
8410 (ix86_expand_unop_vec_merge_builtin): This.
8412 2008-05-01 Jan Hubicka <jh@suse.cz>
8415 * ipa-inline.c (inline_generate_summary): Make static.
8416 (inline_transform): Do not call inlining at -O0; make static.
8417 * passes.c (execute_todo): Add sanity check.
8418 (execute_one_ipa_transform_pass): Execute proper flags.
8420 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
8422 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
8423 (DECL_NONADDRESSABLE_P): Likewise.
8424 * alias.c (record_component_aliases): Fix comment.
8426 2008-05-01 Simon Baldwin <simonb@google.com>
8428 * c-common.h (warn_array_subscript_range): New function.
8429 * c-common.c (warn_array_subscript_range): Ditto.
8430 * tree-vrp.c (check_array_ref): Corrected code to agree with
8431 comment, ignoring only arrays of size 0 or size 1.
8432 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
8434 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8436 * config/i386/i386.c (ix86_builtin_type): Replace
8437 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
8438 (bdesc_args): Updated.
8439 (ix86_init_mmx_sse_builtins): Likewise.
8440 (ix86_expand_args_builtin): Likewise.
8442 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
8445 * doc/extend.texi: Correct __builtin_ia32_palignr.
8447 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8450 * config/i386/i386.c (bdesc_crc32): Removed.
8451 (ix86_expand_crc32): Likewise.
8452 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
8453 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
8454 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
8455 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
8456 UINT_FTYPE_UINT_UCHAR.
8457 (bdesc_args): Updated. Add crc32 builtins.
8458 (ix86_init_mmx_sse_builtins): Updated.
8459 (ix86_expand_args_builtin): Updated to support subreg.
8461 * doc/extend.texi: Correct __builtin_ia32_crc32di.
8463 2008-05-01 Jan Hubicka <jh@suse.cz>
8465 * tree-pass.h (opt_pass): Add IPA_PASS.
8466 (varpool_node, cgraph_node): Forward declare.
8467 (ipa_opt_pass): Define.
8468 (pass_ipa_inline): Turn into ipa_opt_pass.
8469 (pass_apply_inline): Remove.
8470 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
8471 (apply_inline): Turn into ....
8472 (inline_transform): ... this one.
8473 (inline_generate_summary): New function.
8474 (pass_apply_inline): Remove.
8475 * function.h (ipa_opt_pass): Forward declare structure; typedef;
8477 (struct function): Add ipa_transforms_to_apply.
8478 * passes.c (register_one_dump_file): Work on IPA_PASS.
8479 (init_optimization_passes): Remove pass_inline_parameters and
8481 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
8482 (execute_one_pass) ... here; apply transforms when possible.
8483 (add_ipa_transform_pass, execute_ipa_summary_asses,
8484 execute_one_ipa_transform_pass): New.
8485 (execute_ipa_pass_list): Update for IPA_PASS type.
8487 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8489 * config/i386/i386.c (ix86_builtin_type): Add
8490 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
8491 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
8492 (bdesc_args): Add SSE4a builtins.
8493 (ix86_init_mmx_sse_builtins): Updated.
8494 (ix86_expand_args_builtin): Likewise.
8495 (ix86_expand_builtin): Likewise.
8497 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8499 * config/i386/i386.c (ix86_builtin_type): Add
8500 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
8501 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
8502 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
8503 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
8504 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
8505 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
8506 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
8507 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
8508 and DI_FTYPE_DI_DI_INT.
8509 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
8510 (ix86_init_mmx_sse_builtins): Updated.
8511 (ix86_expand_args_builtin): Likewise.
8512 (ix86_expand_builtin): Likewise.
8513 (ix86_expand_binop_imm_builtin): Removed.
8515 * doc/extend.texi: Correct __builtin_ia32_palignr128.
8517 2008-04-30 Richard Guenther <rguenther@suse.de>
8519 PR tree-optimization/32921
8520 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
8522 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
8524 * config/arm/arm.c (arm_unwind_emit): Use
8525 crtl->all_throwers_are_sibcalls instead of
8526 cfun->all_throwers_are_sibcalls.
8527 (arm_output_fn_unwind): Likewise.
8528 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
8529 instead of cfun->uses_pic_offset_table.
8530 (frv_expand_prologue): Likewise.
8531 (frv_frame_pointer_required): Likewise.
8532 (frv_expand_fdpic_call): Likewise.
8533 (frv_emit_movsi): Likewise.
8534 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
8535 cfun->returns_pcc_struct instead of
8536 current_function_returns_pcc_struct.
8537 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
8538 instead of cfun->calls_eh_return.
8539 (m32c_pushm_popm): Likewise.
8540 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
8541 "extern" declaration.
8543 2008-04-30 Richard Guenther <rguenther@suse.de>
8545 PR tree-optimization/21636
8546 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
8548 (evaluate_stmt): Print the likely value.
8549 (ccp_visit_stmt): Avoid excessive vertical spacing.
8551 2008-04-30 Rafael Espindola <espindola@google.com>
8553 * builtins.c (fold_call_expr): Return realret.
8554 * tree-ssa-threadedge.c
8555 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8556 __builtin_object_size.
8558 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
8560 * gcc.c (wrapper_string): New variable.
8561 (insert_wrapper): New function.
8562 (execute): New option -wrapper.
8563 * doc/invoke.texi (Overall Options): New driver option -wrapper.
8565 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
8567 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
8568 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
8569 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
8571 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
8572 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
8573 config/rs6000/e500crtres64gprctr.asm,
8574 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
8575 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
8576 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
8577 config/rs6000/e500crtsav64gprctr.asm,
8578 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
8579 config/rs6000/e500crtsavg64gprctr.asm: New files.
8580 * config/rs6000/t-ppccomm: Add build rules for new files.
8581 (LIB2FUNCS_STATIC_EXTRA): Add new files.
8582 * config/rs6000/t-netbsd: Add build rules for new files.
8583 (LIB2FUNCS_STATIC_EXTRA): New variable.
8584 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
8585 (CRTSAVRES_DEFAULT_SPEC): Likewise.
8586 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
8588 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
8590 * config/i386/i386.c (ix86_builtin_type): Add
8591 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
8592 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
8593 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
8594 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
8595 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
8596 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
8597 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
8598 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
8599 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
8600 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
8601 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
8602 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
8603 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
8604 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
8605 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
8606 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
8607 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
8608 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
8609 V1DI_FTYPE_V2SI_V2SI.
8610 (bdesc_2arg): Moved to ...
8612 (ix86_init_mmx_sse_builtins): Updated.
8613 (ix86_expand_args_builtin): Updated. Take a pointer
8614 to const struct builtin_description. Handle comparison
8616 (ix86_expand_sse_compare): Take a new argument for swapping operands.
8617 (ix86_expand_builtin): Updated.
8619 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
8620 (ssse3_pmaddubsw128): This.
8621 (ssse3_pmaddubswv4hi3): Renamed to ...
8622 (ssse3_pmaddubsw): This.
8624 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
8625 (__builtin_ia32_packssdw128): Likewise.
8626 (__builtin_ia32_packuswb128): Likewise.
8627 (__builtin_ia32_pmaddubsw): Likewise.
8628 (__builtin_ia32_pmaddubsw128): Likewise.
8630 2008-04-30 Richard Guenther <rguenther@suse.de>
8632 PR tree-optimization/14847
8633 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
8634 (recognize_bits_test): Use it.
8635 (recognize_single_bit_test): Likewise.
8637 2008-04-30 Martin Jambor <mjambor@suse.cz>
8639 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
8640 instead of setting number of formal parameters to zero.
8641 (ipcp_init_stage): Do not set the number of actual parameters to zero
8643 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
8644 which are called with variable number of arguments.
8645 (ipcp_insert_stage): Explicitely skipping all nodes which are
8646 called with variable number of arguments.
8647 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
8648 number of parameters.
8650 * ipa-prop.h (struct ipa_node_params): Added flag
8651 called_with_var_arguments
8652 (ipa_set_param_count): Added. Changed sole setter to use it.
8653 (ipa_get_param_count): Added. All readers of param_count
8654 converted to use it instead.
8655 (ipa_set_called_with_variable_arg): Added.
8656 (ipa_is_called_with_var_arguments): Added.
8657 (ipa_get_ith_param): Added. All readers of param_decls converted
8659 (ipa_set_cs_argument_count): Added, sole writer to argument_count
8661 (ipa_get_cs_argument_count): Added, all readers of argument_count
8663 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
8666 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
8667 (struct ipcp_lattice): Renamed cval_type to type
8668 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
8670 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
8671 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
8672 (ipcp_insert_stage): Changed the type of variable cvalue to tree
8673 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
8674 (build_const_val): Changed the type of parameter cvalue to tree
8675 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
8676 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
8678 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
8681 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
8682 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
8683 (ipa_add_method): Renamed to ipa_push_func_to_list
8684 (ipa_remove_method): Renamed to ipa_pop_func_from_list
8685 (ipa_callsite_param_count): Removed.
8686 (ipa_callsite_param_count_set): Removed.
8687 (ipa_callsite_param): Removed.
8688 (ipa_callsite_callee): Removed.
8689 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
8690 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
8691 (ipa_method_formal_count): Removed.
8692 (ipa_method_formal_count_set): Removed.
8693 (ipa_method_get_tree): Removed.
8694 (ipa_method_tree_map_create): Removed.
8695 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
8696 (ipa_create_param_decls_array): Creates the array itself
8697 (ipa_create_param_decls_array): Temporary variable info instead of
8699 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
8700 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
8701 (get_type): Removed.
8702 (ipa_jf_get_info_type): Removed.
8703 (ipa_node_create): Renamed to ipa_create_node_params
8704 (ipa_free): Renamed to ipa_free_all_node_params
8705 (ipa_nodes_create): Renamed to ipa_create_all_node_params
8706 (ipa_edges_create): Renamed to ipa_create_all_edge_args
8707 (ipa_edges_free): Renamed to ipa_free_all_edge_args
8708 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
8709 (ipa_free_all_node_params): Deallocation to jump_functions moved to
8710 ipa_free_all_edge_args
8711 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
8712 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
8713 (ipa_create_methodlist_node): Removed.
8714 (ipa_methodlist_method): Removed.
8715 (ipa_methodlist_method_set): Removed.
8716 (ipa_methodlist_next_method): Removed.
8717 (ipa_methodlist_next_method_set): Removed.
8718 (ipa_method_is_modified): Removed.
8719 (ipa_method_modify_create): Removed.
8720 (ipa_method_modify_init): Temporary variable info instead of a few
8722 (ipa_detect_param_modifications): Temporary variable info instead of
8724 (ipa_compute_jump_functions): Temporary variable info instead of
8726 (ipa_method_modify_set): Removed.
8727 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
8728 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
8729 than craph_node as the first parameter.
8730 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
8731 (ipa_method_modify_init): Removed.
8732 (ipa_compute_jump_functions): Added a temp variable instead of
8733 repeatadly dereferencing the cgraph_edge.aux pointer
8734 (ipa_callsite_param_set_type): Removed.
8735 (ipa_compute_jump_functions): i renamed to index and moved to
8737 (ipa_callsite_param_set_info_type_formal): Removed.
8738 (ipa_callsite_param_set_info_type): Removed.
8739 (ipa_callsite_param_map_create): Removed.
8740 (ipa_callsite_tree): Removed.
8741 (ipa_callsite_caller): Removed.
8742 (ipa_pop_func_from_list): return_method removed to return_func
8744 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
8745 prefixed all values with IPA_. Changed all users.
8746 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
8747 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
8748 and FORMAL_IPATYPE IPA_PASS_THROUGH.
8749 (union parameter_info): Renamed to jump_func_value.
8750 (union jump_func_value): Renamed value to constant
8751 (struct ipa_jump_func): Renamed info_type to value
8752 (struct ipa_node): Renamed to ipa_node_params
8753 (struct ipa_node_params): Renamed ipa_arg_num to param_count
8754 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
8755 (struct ipa_node_params): Renamed ipa_mod to modified_flags
8756 (struct ipa_edge): Renamed to ipa_edge_args
8757 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
8758 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
8759 (struct ipa_methodlist): Renamed to ipa_func_list
8760 (struct ipa_func_list): method_p renamed to node, next_method
8762 (ipa_methodlist_p): Removed, switched all users to struct pointer
8763 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
8765 2008-04-30 Alan Modra <amodra@bigpond.net.au>
8767 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
8768 (rs6000_emit_epilogue): Use backchain to restore only when we
8769 have a large frame. Make use of frame pointer to restore if we
8770 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
8772 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
8774 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
8775 Add mode to zero_extract.
8776 (sign bit tests peepholes): (Ditto.).
8778 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
8780 * config/i386/i386.c (ix86_builtins): Replace Prescott New
8781 Instructions in comments with SSE3.
8782 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
8783 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
8784 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
8785 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
8786 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
8787 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
8788 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
8789 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
8790 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
8791 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
8792 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
8793 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
8794 (bdesc_sse_args): Renamed to ...
8795 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
8796 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
8797 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
8799 (bdesc_1arg): Moved to ...
8801 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
8802 Instructions in comments with SSE3.
8803 (ix86_expand_sse_operands_builtin): Renamed to ...
8804 (ix86_expand_args_builtin): This. Updated.
8805 (ix86_expand_unop1_builtin): Update comments.
8806 (ix86_expand_builtin): Updated.
8808 2008-04-29 Richard Guenther <rguenther@suse.de>
8810 PR tree-optimization/36078
8811 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
8812 Update virtual SSA form after cleaning up the CFG.
8814 2008-04-29 Richard Guenther <rguenther@suse.de>
8817 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
8819 2008-04-29 Richard Guenther <rguenther@suse.de>
8821 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
8822 (compute_may_aliases): Do not call finalize_ref_all_pointers.
8823 (compute_flow_insensitive_aliasing): Do not treat
8824 PTR_IS_REF_ALL pointers special.
8825 (get_smt_for): Likewise.
8826 (may_alias_p): Re-structure.
8827 (is_escape_site): A ref-all pointer conversion is not an escape site.
8828 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
8829 PTR_IS_REF_ALL pointers special.
8830 * tree-ssa-structalias.h (struct alias_info): Remove
8831 ref_all_symbol_mem_tag field.
8832 (PTR_IS_REF_ALL): Remove.
8834 2008-04-29 Richard Guenther <rguenther@suse.de>
8837 * fold-const.c (extract_muldiv_1): In combining division constants
8838 make sure to never overflow.
8840 2008-04-29 Nick Clifton <nickc@redhat.com>
8842 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
8844 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8847 * optc-gen.awk: Work around HP-UX/IA awk bug.
8849 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
8851 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
8854 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
8857 * config/i386/i386.md
8858 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
8859 Change operand 1 predicate to nonimmediate_operand.
8861 2008-04-28 Jakub Jelinek <jakub@redhat.com>
8864 * dwarf2out.c (struct die_struct): Mark as chain_circular through
8866 * gengtype.c (walk_type, write_func_for_structure): Handle
8868 * doc/gty.texi: Document chain_circular.
8870 2008-04-28 Richard Guenther <rguenther@suse.de>
8872 PR tree-optimization/36066
8873 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
8876 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
8879 * config/i386/i386.md
8880 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
8881 Use match_scratch instead of match_operand for operands 3 and 4.
8883 2008-04-27 Richard Guenther <rguenther@suse.de>
8885 PR tree-optimization/18754
8886 PR tree-optimization/34223
8887 * tree-pass.h (pass_complete_unrolli): Declare.
8888 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
8889 loop size before and after unconditionally of UL_NO_GROWTH in effect.
8890 Rewrite loop into loop closed SSA form if it is not already.
8891 (tree_unroll_loops_completely): Re-structure to iterate over
8892 innermost loops with intermediate CFG cleanups.
8893 Unroll outermost loops only if requested or the code does not grow
8895 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
8896 loops are available.
8897 (tree_vectorize): Instead do so here.
8898 (tree_complete_unroll): Also unroll outermost loops.
8899 (tree_complete_unroll_inner): New function.
8900 (gate_tree_complete_unroll_inner): Likewise.
8901 (pass_complete_unrolli): New pass.
8902 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
8903 uses outside of the loop.
8904 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
8905 form if it is available.
8906 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
8907 * passes.c (init_optimization_passes): Schedule complete inner
8908 loop unrolling pass before the first CCP pass after final inlining.
8910 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
8912 * targhooks.h (default_emutls_var_fields,
8913 default_emutls_var_init): Declare.
8914 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
8915 * target.h (struct gcc_target): Add struct emutls member.
8916 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
8917 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
8918 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
8919 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
8920 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
8921 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
8922 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
8923 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
8924 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
8925 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
8926 emit debug information.
8927 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
8928 * varasm.c: Include targhooks.h.
8929 (emutls_object_section, emutls_tmpl_section): New.
8930 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
8931 (EMUTLS_SEPARATOR): New.
8933 (get_emutls_object_name): New.
8934 (default_emutls_var_fields): New, broken out of ...
8935 (get_emutls_object_type): ... here. Adjust to use target hooks.
8936 (get_emutls_init_templ_addr): Adjust to use target hooks.
8937 (emutls_decl): Adjust to use target hooks.
8938 (emutls_finish): Likewise.
8939 (default_emutls_var_init): New, broken out of ...
8940 (assemble_variable): ... here. Adjust to use target hooks.
8941 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
8943 * c-common.c (handle_section_attribute): Prevent overriding
8944 sections for emulated tls with special sections.
8945 * config/i386/i386.c (x86_64_elf_select_section): Add
8946 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
8947 (x86_64_elf_unique_section): Likewise.
8948 * config/vxworks.c: Include tree.h.
8949 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
8950 (vxworks_override_options): Set TLS scheme.
8951 * doc/tm.texi (Emulated TLS): New node.
8953 2008-04-26 Simon Baldwin <simonb@google.com>
8956 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
8957 with propagated string constants.
8959 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
8961 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
8962 constraint for operand 2 when operand 0 is memory operand.
8963 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
8964 operand 0 is memory operand.
8965 (fix_trunc<mode>_i387_with_temp): Ditto.
8966 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
8967 operand 2 when operand 1 is memory operand.
8968 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
8969 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
8970 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
8971 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
8972 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
8973 operands 2,3 and 4 when operand 1 is memory operand.
8974 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
8976 (fistdi2_floor_with_temp): Ditto.
8977 (fist<mode>2_floor_with_temp): Ditto.
8978 (fistdi2_ceil_with_temp): Ditto.
8979 (fist<mode>2_ceil_with_temp): Ditto.
8980 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
8982 2008-04-26 David Daney <ddaney@avtrex.com>
8984 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
8986 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
8987 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
8988 UNSPEC_UPDATE_GOT_VERSION): Renumber.
8989 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
8990 (compare_and_swap_12): New insn.
8991 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
8992 * config/mips/mips.c (mips_force_binary): New function.
8993 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
8994 (mips_expand_compare_and_swap_12): New function.
8995 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
8997 2008-04-25 Jan Hubicka <jh@suse.cz>
9000 * cfgexpand.c (pass_expand): Turn into RTL pass.
9001 * passes.c (execute_one_pass): Do pass typechecking after execution.
9002 * tree-pass.h (pass_expand): Turn into RTL pass.
9004 * function.h (struct rtl_data): Move here fields
9005 accesses_prior_frames, calls_eh_return, saves_all_registers,
9006 has_nonlocal_goto, has_asm_statement, is_thunk,
9007 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
9008 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
9009 arg_pointer_save_area_init from struct function; turn into bool.
9010 (struct function): Move
9011 calls_eh_return, saves_all_registers, has_nonlocal_goto,
9012 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
9013 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
9014 tail_call_emit, arg_pointer_save_area_init
9015 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
9016 (current_function_returns_struct, current_function_returns_pcc_struct,
9017 current_function_calls_setjmp, current_function_calls_alloca,
9018 current_function_accesses_prior_frames,
9019 current_function_calls_eh_return, current_function_is_thunk,
9020 current_function_stdarg, current_function_profile,
9021 current_function_limit_stack, current_function_uses_pic_offset_table,
9022 current_function_uses_const_pool, current_function_has_nonlocal_label,
9023 current_function_saves_all_registers,
9024 current_function_has_nonlocal_goto,
9025 current_function_has_asm_statement): Remove accesor macros.
9026 * ra-conflict.c (global_conflicts): Update.
9027 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
9028 (suitable_for_tail_call_opt_p): Update.
9029 * builtins.c (expand_builtin_return_addr): Update.
9030 (expand_builtin_setjmp_setup): Update.
9031 (expand_builtin_nonlocal_goto): Update.
9032 * final.c (final_start_function): Update.
9033 (profile_function): Update.
9034 (leaf_function_p): Update.
9035 (only_leaf_regs_used): Update.
9036 * df-scan.c (df_get_exit_block_use_set): Update.
9037 * dojump.c (clear_pending_stack_adjust): Update.
9038 * tree-stdarg.c (gate_optimize_stdarg): Update.
9039 * gimple-low.c (lower_function_body): Update.
9040 * global.c (compute_regsets): Update.
9041 (global_alloc): Update.
9042 * dwarf2out.c (dwarf2out_begin_prologue): Update.
9043 * expr.c (expand_assignment): Update.
9044 * dse.c (dse_step0): Update.
9045 (dse_step1): Update.
9046 * c-decl.c (store_parm_decls): Update.
9047 * local-alloc.c (combine_regs): Update.
9048 (find_free_reg): Update.
9049 * function.c (assign_parms_augmented_arg_list): Update.
9050 (assign_parm_find_data_types): Update.
9051 (assign_parms): Update.
9052 (allocate_struct_function): Update.
9053 (expand_function_start): Update.
9054 (expand_function_end): Update.
9055 (get_arg_pointer_save_area): Update.
9056 (thread_prologue_and_epilogue_insns): Update.
9057 (rest_of_match_asm_constraints): Update.
9058 * stor-layout.c (variable_size): Update.
9059 * gcse.c (gcse_main): Update.
9060 (bypass_jumps): Update.
9061 * gimplify.c (gimplify_function_tree): Update.
9062 * calls.c (emit_call_1): Update.
9063 (expand_call): Update.
9064 * bt-load.c (compute_defs_uses_and_gen): Update.
9065 * except.c (sjlj_assign_call_site_values): Update.
9066 (sjlj_emit_function_enter): Update.
9067 (can_throw_external): Update.
9068 (set_nothrow_function_flags): Update.
9069 (expand_builtin_unwind_init): Update.
9070 (expand_eh_return): Update.
9071 (convert_to_eh_region_ranges): Update.
9072 (output_function_exception_table): Update.
9073 * emit-rtl.c (gen_tmp_stack_mem): Update.
9074 * cfgexpand.c (expand_used_vars): Update.
9075 (tree_expand_cfg): Update.
9076 * cfgcleanup.c (rest_of_handle_jump): Update.
9077 * explow.c (allocate_dynamic_stack_space): Update.
9078 * varasm.c (assemble_start_function): Update.
9079 (force_const_mem): Update.
9080 (mark_constant_pool): Update.
9081 * tree-optimize.c (tree_rest_of_compilation): Update.
9082 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
9083 * tree-cfg.c (notice_special_calls): Update.
9084 (is_ctrl_altering_stmt): Update.
9085 (tree_can_make_abnormal_goto): Update.
9086 (tree_purge_dead_abnormal_call_edges): Update.
9087 * config/alpha/predicates.md: Update.
9088 * config/alpha/alpha.c (alpha_sa_mask): Update.
9089 (alpha_sa_size): Update.
9090 (alpha_does_function_need_gp): Update.
9091 (alpha_expand_prologue): Update.
9092 (alpha_start_function): Update.
9093 (alpha_output_function_end_prologue): Update.
9094 (alpha_expand_epilogue): Update.
9095 * config/frv/frv.c (frv_stack_info): Update.
9096 (frv_expand_epilogue): Update.
9097 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
9098 (s390_register_info): Update.
9099 (s390_frame_info): Update.
9100 (s390_init_frame_layout): Update.
9101 (s390_can_eliminate): Update.
9102 (save_gprs): Update.
9103 * config/spu/spu.c (spu_split_immediate): Update.
9104 (need_to_save_reg): Update.
9105 (spu_expand_prologue): Update.
9106 (spu_expand_epilogue): Update.
9107 * config/sparc/sparc.md: Update.
9108 * config/sparc/sparc.c (eligible_for_return_delay): Update.
9109 (sparc_tls_got): Update.
9110 (legitimize_pic_address): Update.
9111 (sparc_emit_call_insn): Update.
9112 (sparc_expand_prologue): Update.
9113 (output_return): Update.
9114 (print_operand): Update.
9115 (sparc_function_ok_for_sibcall): Update.
9116 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
9117 * config/m32r/m32r.md: Update.
9118 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
9119 (m32r_compute_frame_size): Update.
9120 (m32r_expand_prologue): Update.
9121 (m32r_expand_epilogue): Update.
9122 (m32r_legitimize_pic_address): Update.
9123 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
9124 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
9125 * config/i386/i386.c (ix86_frame_pointer_required): Update.
9127 (ix86_save_reg): Update.
9128 (ix86_compute_frame_layout): Update.
9129 (ix86_expand_prologue): Update.
9130 (ix86_expand_epilogue): Update.
9131 * config/sh/sh.c (output_stack_adjust): Update.
9132 (calc_live_regs): Update.
9133 (sh5_schedule_saves): Update.
9134 (sh_expand_prologue): Update.
9135 (sh_expand_epilogue): Update.
9136 (sh_setup_incoming_varargs): Update.
9137 (sh_allocate_initial_value): Update.
9138 (sh_get_pr_initial_val): Update.
9139 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
9140 * config/sh/sh.md (label:): Update.
9141 * config/avr/avr.c (out_movhi_mr_r): Update.
9142 * config/crx/crx.h (enum): Update.
9143 * config/xtensa/xtensa.h (along): Update.
9144 * config/stormy16/stormy16.c Update.
9145 (xstormy16_compute_stack_layout): Update.
9146 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
9147 (fr30_expand_prologue): Update.
9148 * config/cris/cris.c (cris_conditional_register_usage): Update.
9149 (cris_reg_saved_in_regsave_area): Update.
9150 (cris_initial_frame_pointer_offset): Update.
9151 (cris_simple_epilogue): Update.
9152 (cris_expand_prologue): Update.
9153 (cris_expand_epilogue): Update.
9154 (cris_expand_pic_call_address): Update.
9155 (cris_asm_output_symbol_ref): Update.
9156 (cris_asm_output_label_ref): Update.
9157 * config/cris/cris.md Update.
9158 * config/iq2000/iq2000.c (compute_frame_size): Update.
9159 (iq2000_expand_epilogue): Update.
9160 * config/mt/mt.h (save_direction): Update.
9161 * config/mn10300/mn10300.c (mn10300_function_value): Update.
9162 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
9163 (ia64_secondary_reload_class): Update.
9164 * config/m68k/m68k.c (m68k_save_reg): Update.
9165 (m68k_expand_prologue): Update.
9166 (m68k_expand_epilogue): Update.
9167 (legitimize_pic_address): Update.
9168 * config/rs6000/rs6000.c (rs6000_got_register): Update.
9169 (first_reg_to_save): Update.
9170 (first_altivec_reg_to_save): Update.
9171 (compute_vrsave_mask): Update.
9172 (compute_save_world_info): Update.
9173 (rs6000_stack_info): Update.
9174 (spe_func_has_64bit_regs_p): Update.
9175 (rs6000_ra_ever_killed): Update.
9176 (rs6000_emit_eh_reg_restore): Update.
9177 (rs6000_emit_allocate_stack): Update.
9178 (rs6000_emit_prologue): Update.
9179 (rs6000_emit_epilogue): Update.
9180 (rs6000_output_function_epilogue): Update.
9181 (output_profile_hook): Update.
9182 (rs6000_elf_declare_function_name): Update.
9183 * config/rs6000/rs6000.h (rs6000_args): Update.
9184 * config/rs6000/rs6000.md: Update.
9185 * config/mcore/mcore.c (mcore_expand_prolog): Update.
9186 * config/arc/arc.c (arc_output_function_epilogue): Update.
9187 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
9188 * config/darwin.c (machopic_function_base_name): Update.
9189 * config/score/score3.c (score3_compute_frame_size): Update.
9192 (score3_epilogue): Update.
9193 * config/score/score7.c (score7_compute_frame_size): Update.
9194 (score7_prologue): Update.
9195 (score7_epilogue): Update.
9196 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
9197 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
9198 * config/arm/arm.c (use_return_insn): Update.
9199 (require_pic_register): Update.
9200 (arm_load_pic_register): Update.
9201 (arm_compute_save_reg0_reg12_mask): Update.
9202 (arm_compute_save_reg_mask): Update.
9203 (thumb1_compute_save_reg_mask): Update.
9204 (output_return_instruction): Update.
9205 (arm_output_function_prologue): Update.
9206 (arm_output_epilogue): Update.
9207 (arm_get_frame_offsets): Update.
9208 (arm_expand_prologue): Update.
9209 (thumb_pushpop): Update.
9210 (thumb_exit): Update.
9211 (thumb1_expand_prologue): Update.
9212 (thumb1_expand_epilogue): Update.
9213 (arm_unwind_emit): Update.
9214 (arm_output_fn_unwind): Update.
9215 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
9216 * config/arm/arm.md: Update.
9217 * config/pa/pa.md: Update.
9218 * config/pa/pa.c (legitimize_pic_address): Update.
9219 (compute_frame_size): Update.
9220 (hppa_expand_prologue): Update.
9221 (hppa_expand_epilogue): Update.
9222 (borx_reg_operand): Update.
9223 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
9224 (HARD_REGNO_RENAME_OK): Update.
9225 * config/mips/mips.c (mips_global_pointer): Update.
9226 (mips_save_reg_p): Update.
9227 (mips_compute_frame_info): Update.
9228 (mips_frame_pointer_required): Update.
9229 (mips_expand_prologue): Update.
9230 (mips_expand_epilogue): Update.
9231 (mips_can_use_return_insn): Update.
9232 (mips_reorg_process_insns): Update.
9233 * config/v850/v850.c (compute_register_save_size): Update.
9234 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
9235 * config/mmix/mmix.c (along): Update.
9236 (mmix_expand_epilogue): Update.
9237 * config/bfin/bfin.c (legitimize_pic_address): Update.
9238 (must_save_p): Update.
9239 (stack_frame_needed_p): Update.
9240 (add_to_reg): Update.
9241 (bfin_expand_prologue): Update.
9242 * stmt.c (expand_asm_operands): Update.
9243 * reload1.c (reload): Update.
9244 (init_elim_table): Update.
9246 2008-04-25 Bob Wilson <bob.wilson@acm.org>
9248 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
9250 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
9252 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
9253 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
9254 (mov<mode>): Removed.
9255 (*movv4sf_internal): Likewise.
9256 (*movv2df_internal): Likewise.
9258 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
9260 * config.gcc (crx-*-elf): Remove deprecation.
9262 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
9264 * config/i386/cygming-crtend.c (register_frame_ctor): Register
9265 __gcc_deregister_frame with atexit.
9266 (deregister_frame_dtor): Remove.
9268 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
9269 Nathan Sidwell <nathan@codesourcery.com>
9271 * config/rs6000/rs6000.opt (mspe): Remove Var property.
9273 * config/rs6000/rs6000.h (rs6000_spe): Declare.
9274 (rs6000_isel): Likewise.
9275 * config/rs6000/rs6000.c (rs6000_spe): New variable.
9276 (rs6000_isel): New variable.
9277 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
9279 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9282 * c-common.c (handle_vector_size_attribute): Call
9283 lang_hooks.types.reconstruct_complex_type instead of
9284 reconstruct_complex_type.
9285 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
9286 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
9287 * langhooks.h (struct lang_hooks_for_types): Add
9288 reconstruct_complex_type hook.
9289 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
9290 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
9292 2008-04-24 Richard Guenther <rguenther@suse.de>
9294 * c-common.h (check_builtin_function_arguments): Declare.
9295 * c-common.c (validate_nargs): New function.
9296 (check_builtin_function_arguments): Likewise.
9297 * c-typeck.c (build_function_call): Call
9298 check_builtin_function_arguments.
9299 * builtins.c (fold_builtin_classify): Remove error reporting code.
9300 (fold_builtin_unordered_cmp): Likewise.
9301 (fold_builtin_1): Likewise.
9302 (fold_builtin_n): Likewise.
9304 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9306 PR tree-optimization/36008
9307 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
9308 the original op1, rather than delta by step.
9310 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
9311 Sebastian Pop <sebastian.pop@amd.com>
9313 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
9314 eliminate_local_variables_stmt, eliminate_local_variables,
9315 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
9316 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
9317 of code delimited by two edges in the CFG.
9318 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
9319 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
9320 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
9321 the case of parallelisation of reductions.
9322 (expr_invariant_in_region_p): New.
9324 * tree-flow.h (gather_blocks_in_sese_region): Declared.
9325 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
9327 2008-04-24 Ira Rosen <irar@il.ibm.com>
9328 Richard Guenther <rguenther@suse.de>
9330 PR tree-optimization/36034
9331 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
9332 incapable of dealing with loads with gaps.
9334 2008-04-24 Rafael Espindola <espindola@google.com>
9336 * tree-flow.h (vrp_evaluate_conditional): Change signature.
9337 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9338 vrp_evaluate_conditional.
9339 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
9340 (vrp_evaluate_conditional): Split the cond argument.
9341 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
9342 (simplify_stmt_for_jump_threading): Update call to
9343 vrp_evaluate_conditional.
9345 2008-04-24 Ira Rosen <irar@il.ibm.com>
9347 PR tree-optimization/35982
9348 * tree-vect-analyze.c (vect_check_interleaving): Check that the
9349 interleaved data-refs are of the same type.
9351 2008-04-24 Danny Smith <dannysmith@users.net>
9353 * c-format.c (check_format_info_main): Use strncmp rather than a
9354 magic prefix to handle multichar length specs.
9355 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
9356 Don't prefix "I64" and "I32" with '\0'.
9358 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9361 * config/i386/i386.c (init_cumulative_args): Don't pass anything
9362 in registers for -m32 only if stdarg_p (fntype).
9364 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
9366 PR rtl-optimization/36006
9367 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
9368 temp to op0 in order to avoid invalid rtx sharing.
9370 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
9372 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
9373 check TREE_INVARIANT.
9374 * tree-gimple.c (is_gimple_address): New.
9375 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
9376 * tree-gimple.h (is_gimple_address): New.
9377 * tree.h (decl_address_invariant_p): New.
9378 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
9379 (build_string): Likewise.
9380 (decl_address_invariant_p): New, from is_gimple_invariant_address.
9381 (tree_invariant_p_1): Likewise.
9382 (save_expr): Use it.
9383 (tree_invariant_p): New.
9384 (skip_simple_arithmetic): Use it.
9385 (stabilize_reference_1): Use it.
9386 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
9388 (build1_stat): Drop code to compute TREE_INVARIANT.
9389 (build2_stat): Drop code to compute TREE_INVARIANT.
9390 (build3_stat): Drop code to compute TREE_INVARIANT.
9391 (build4_stat): Drop code to compute TREE_INVARIANT.
9392 (build5_stat): Drop code to compute TREE_INVARIANT.
9393 (build7_stat): Drop code to compute TREE_INVARIANT.
9394 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
9395 * tree.h (struct tree_base): Remove invariant_flag.
9396 (TREE_INVARIANT): Remove.
9397 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
9398 (fold_builtin_expect): Check TREE_CONSTANT.
9399 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
9400 * c-tree.h (c_expr_to_decl): Drop third parameter.
9401 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
9402 (build_c_cast): Don't set TREE_INVARIANT.
9403 (pop_init_level): Don't set TREE_INVARIANT.
9404 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
9405 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
9407 (gimplify_init_constructor): Don't set TREE_INVARIANT.
9408 (gimplify_addr_expr): Adjust comment.
9409 * tree-mudflap.c (mf_build_string):
9410 * print-tree.c (print_node): Don't print TREE_INVARIANT.
9411 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
9412 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
9413 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
9414 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
9415 * langhooks.h (struct lang_hooks): Drop third parameter from
9418 2008-04-23 Richard Guenther <rguenther@suse.de>
9420 PR tree-optimization/27799
9421 PR tree-optimization/32921
9422 PR tree-optimization/32624
9423 * tree-ssa-structalias.c (merge_smts_into): Only merge the
9424 SMTs aliases and the tag itself into the solution.
9425 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
9426 merge the points-to solution back into the SMT aliases.
9427 (may_alias_p): Use alias_set_subset_of instead of
9428 aliases_conflict_p. A pointer which points to
9429 memory with alias set zero may access any variable.
9431 2008-04-23 Richard Guenther <rguenther@suse.de>
9433 * alias.c (alias_set_subset_of): Correctly handle asking
9434 if zero is a subset of an alias set with zero child.
9435 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
9436 (compute_flow_insensitive_aliasing): Correctly walk all
9437 pointers. Do not unnecessarily union sets.
9439 2008-04-23 Richard Guenther <rguenther@suse.de>
9442 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
9444 2008-04-22 Tomas Bily <tbily@suse.cz>
9446 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
9448 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
9450 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9451 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9452 * tree-inline.c (estimate_num_insns_1): Likewise.
9453 * varasm.c (const_hash_1, compare_constant, copy_constant)
9454 (compute_reloc_for_constant, output_addressed_constants): Likewise.
9455 * emit-rtl.c (component_ref_for_mem_expr)
9456 (set_mem_attributes_minus_bitpos): Likewise.
9457 * expr.c (highest_pow2_factor, expand_expr_real_1, )
9458 (is_aligning_offset): Likewise.
9459 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
9460 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9461 * dojump.c (do_jump): Likewise.
9462 * builtins.c (get_pointer_alignment, get_memory_rtx)
9463 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
9464 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
9466 2008-04-23 Jakub Jelinek <jakub@redhat.com>
9468 PR rtl-optimization/36017
9469 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
9470 expanding the library call.
9472 2008-04-22 Ian Lance Taylor <iant@google.com>
9474 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
9477 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
9479 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
9480 of LR/CTR moves for Power6.
9482 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9485 * passes.c (init_optimization_passes): Remove
9486 pass_fast_rtl_byte_dce.
9488 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
9491 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
9492 builtin functions to generate faster code.
9493 (_mm_cvtpu16_ps): Ditto.
9494 (_mm_cvtpi32x2_ps): Ditto.
9496 2008-04-22 Nick Clifton <nickc@redhat.com>
9498 * common.opt (ftree-loop-distribution): Add Optimization
9501 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
9502 (frv_expand_builtin_va_start): Likewise.
9504 * config/arm/arm.c (thumb_find_work_register): Fix location of
9505 argument register count.
9507 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9509 Support scheduling for ColdFire V1 and V3 microarchitecture.
9510 Improve scheduling of multiplication instructions.
9512 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
9513 (mac): New instruction attribute.
9514 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
9515 (m68k_sched_mac): New variable.
9516 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
9517 Handle cfv1 and cfv3.
9518 (max_insn_size): New static variable.
9519 (struct _sched_ib): New type.
9520 (sched_ib): New static variable.
9521 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
9522 to fields of 'struct _sched_ib sched_ib'. Update all uses.
9523 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
9525 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
9526 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
9527 new variables. Update.
9528 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
9529 Add modeling of cfv3 instruction buffer. Update.
9530 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
9531 * config/m68k/m68k.h (TUNE_CFV3): New macro.
9532 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
9533 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
9534 a particular reservation applies to.
9535 (type2): Reorganize attribute values. Rename alu to alu_reg,
9536 alu_l to alu, move_l to omove. Join move to alu. Split mul
9538 (cf_ib_*): Simplify description of instruction buffer.
9539 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
9540 (cf_mem): Split into cf_mem1 and cf_mem2.
9541 (cf_v2_move_??): Rename to cfv12_alu_??.
9542 (cf_v2_move_l_??): Rename to cfv12_omove_??.
9543 (cf_v2_mul_??): Remove reservations.
9544 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
9545 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
9546 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
9548 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
9549 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
9550 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
9551 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
9552 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
9553 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
9554 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
9555 expansions of the above reservations for instructions of sizes
9558 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9560 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
9562 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
9564 * coverage.c: Include tree-pass.h.
9565 (coverage_counter_alloc): Print da_file_name to the dump file.
9567 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
9569 * sbitmap.c (sbitmap_range_empty_p): New function.
9570 * sbitmap.h (sbitmap_range_empty_p): New function.
9571 * bitmap.h: Now includes obstack.h.
9573 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
9574 Kenneth Zadeck <zadeck@naturalbridge.com>
9576 * dbgcnt.def (ra_byte_scan): Added.
9577 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
9578 when the last hit happens for a counter.
9579 * timevar.def (TV_DF_BYTE_LR): New variable.
9580 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
9581 * passes.c (pass_fast_rtl_byte_dce): New pass.
9582 * fwprop.c (update_df): Added mode to call df_ref_create.
9583 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
9584 DF_REF_EXTRACT_OFFSET.
9585 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
9586 DF_BYTE_LR_OUT, df_byte_lr): New macro.
9588 (df_ref_extract): Added mode field.
9589 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
9590 DF_REF_EXTRACT_OFFSET.
9591 (DF_REF_EXTRACT_MODE): New macro.
9592 (df_byte_lr_bb_info): New structure.
9593 (df_print_byte_regset, df_compute_accessed_bytes,
9594 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
9595 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
9596 df_byte_lr_simulate_uses,
9597 df_byte_lr_simulate_artificial_refs_at_top,
9598 df_byte_lr_simulate_artificial_refs_at_end,
9599 df_compute_accessed_bytes): New function.
9600 (df_ref_create): Add parameter.
9601 (df_byte_lr_get_bb_info): New inline function.
9602 * df-scan.c (df_ref_record, df_uses_record,
9603 df_ref_create_structure): Added mode parameter.
9604 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
9605 df_defs_record, df_uses_record, df_get_conditional_uses,
9606 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
9607 df_entry_block_defs_collect, df_exit_block_uses_collect):
9608 Added mode parameter to calls to df_ref_record, df_uses_record,
9609 df_ref_create_structure.
9610 (df_ref_equal_p, df_ref_compare): Added test for modes.
9611 (df_ref_create_structure): Added code to set mode. Renamed
9612 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
9613 DF_REF_EXTRACT_OFFSET.
9614 * df-core.c (df_print_byte_regset): New function.
9615 * df-byte-scan.c: New file.
9616 * df-problems.c (df_rd_transfer_function): Removed unnecessary
9617 calls to BITMAP_FREE.
9618 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
9619 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
9620 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
9621 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
9622 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
9623 df_byte_lr_local_compute, df_byte_lr_init,
9624 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
9625 df_byte_lr_transfer_function, df_byte_lr_free,
9626 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
9627 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
9628 df_byte_lr_simulate_uses,
9629 df_byte_lr_simulate_artificial_refs_at_top,
9630 df_byte_lr_simulate_artificial_refs_at_end): New function.
9631 * dce.c (byte_dce_process_block): New function.
9632 (dce_process_block): au is now passed in rather than computed
9633 locally. Changed loops that look at artificial defs to not look
9634 for conditional or partial ones, because there never are any.
9635 (fast_dce): Now is able to drive byte_dce_process_block or
9636 dce_process_block depending on the kind of dce being done.
9637 (rest_of_handle_fast_dce): Add parameter to fast_dce.
9638 (rest_of_handle_fast_byte_dce): New function.
9639 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
9640 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
9642 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
9645 * gcc.h: Added fortran options that take arguments to
9646 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
9649 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
9651 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
9652 scalarization if on the LHS and not a full access.
9654 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9656 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
9658 2008-04-18 Rafael Espindola <espindola@google.com>
9660 * tree-vrp.c (find_case_label_index): Fix the binary search.
9661 (find_case_label_range): New.
9662 (vrp_visit_switch_stmt): Use find_case_label_range.
9663 (simplify_switch_using_ranges): Use find_case_label_range.
9665 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
9667 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
9668 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
9670 2008-04-18 Tom Tromey <tromey@redhat.com>
9673 * doc/cpp.texi (Implementation-defined behavior): Mention
9676 2008-04-18 Ian Lance Taylor <iant@google.com>
9678 * fold-const.c (pointer_may_wrap_p): New static function.
9679 (fold_comparison): Add another test for pointer overflow. Use
9680 pointer_may_wrap_p to disable some false positives.
9682 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
9684 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
9685 (fname_as_string): Match updated cpp_interpret_string prototype.
9686 (fix_string_type): Support char16_t* and char32_t*.
9687 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
9688 derivative) nodes. Register as builtin if C++0x.
9689 (c_parse_error): Support CPP_CHAR{16,32}.
9690 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
9691 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
9692 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
9693 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
9694 CTI_CHAR32_ARRAY_TYPE>: New elements.
9695 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
9696 char32_type_node, signed_char32_type_node, char16_array_type_node,
9697 char32_array_type_node): New defines.
9698 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
9699 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
9700 (lex_string): Support CPP_STRING{16,32}, match updated
9701 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
9702 (lex_charconst): Support CPP_CHAR{16,32}.
9703 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
9704 and CPP_STRING{16,32}.
9706 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
9709 * aclocal.m4: Regenerate.
9710 * configure: Regenerate.
9712 2008-04-18 Jan Hubicka <jh@suse.cz>
9714 * except.c (dw2_size_of_call_site_table,
9715 sjlj_size_of_call_site_table): Use vector API for call_site_record.
9717 * cgraphbuild.c (build_cgraph_edges): Update.
9718 * tree-pass.h: Update comment.
9719 * final.c (leaf_function_p): Update.
9720 (leaf_renumber_regs): Update.
9721 (rest_of_clean_state): Update.
9722 * omp-low.c (expand_omp_parallel): Update.
9723 * ipa-reference.c (analyze_function): Update.
9724 * reorg.c (find_end_label): Update.
9725 (optimize_skip): Update.
9726 (fill_simple_delay_slots): Update.
9727 (fill_simple_delay_slots): Update.
9728 (make_return_insns): Update.
9729 (dbr_schedule): Update.
9730 * gimple-low.c (record_vars_into): Update.
9731 * cfgbuild.c (make_edges): Update.
9732 * function.c (assign_stack_local): Update.
9733 (assign_parm_adjust_stack_rtl): Update.
9734 (locate_and_pad_parm): Update.
9735 (allocate_struct_function): Do not initialize stack_alignment_needed
9736 and preferred_stack_boundary here.
9737 (stack_protect_prologue): Update.
9738 (stack_protect_epilogue): Update.
9739 (expand_function_start): Initialize stack_alignment_needed,
9740 preferred_stack_boundary and max_jumptable_ents.
9741 (expand_function_end): Update.
9742 (free_after_compilation): Do not NULLify epilogue_delay_list.
9743 * function.h (struct rtl_data): Add stack_protect_guard,
9744 stack_alignment_needed,
9745 preferred_stack_boundary, epilogue_delay_list.
9746 (struct function): Remove value_histograms, stack_alignment_needed,
9747 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
9749 unexpanded_var_list, stack_protect_guard.
9750 (current_function_epilogue_delay_list): Remove.
9751 * ipa-type-escape.c (analyze_function): Update.
9752 * gimplify.c (pop_gimplify_context): Update comment.
9753 * calls.c (expand_call): Update.
9754 (emit_library_call_value_1): Update.
9755 * except.c (set_nothrow_function_flags): Update.
9756 * cfgexpand.c (get_decl_align_unit): Update.
9757 (create_stack_guard): Update.
9758 (estimated_stack_frame_size): Update.
9759 (expand_used_vars): Update.
9760 (tree_expand_cfg): Free histogram earliers, init expansion variables.
9761 * explow.c (allocate_dynamic_stack_space): Update.
9762 * tree-ssa-live.c (remove_unused_locals): Update.
9763 * varasm.c (mark_constant_pool): Update.
9764 * tree-inline.c (remap_decls): Update.
9765 (initialize_cfun): Update.
9766 (declare_return_variable): Update.
9767 (inline_forbidden_p): Update.
9768 (expand_call_inline): Update.
9769 (declare_inline_vars): Update.
9770 (tree_function_versioning): Update.
9771 * tree-flow.h (value_histograms): New.
9772 (VALUE_HISTOGRAMS): New macro.
9773 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
9775 * tree-cfg.c (set_bb_for_stmt): Update.
9776 (replace_by_duplicate_decl): Update.
9777 (move_block_to_fn): Update.
9778 (new_label_mapper): Update.
9779 (dump_function_to_file): Update.
9780 * ipa-struct-reorg.c (build_data_structure): Update.
9781 * cfgrtl.c (print_rtl_with_bb): Update.
9782 * reload1.c (reload): Update.
9784 * config/i386/i386.c (setup_incoming_varargs_64,
9785 ix86_compute_frame_layout): Update.
9786 * config/arc/arc.c (arc_output_function_epilogue): Update.
9788 2008-04-18 Marius Strobl <marius@FreeBSD.org>
9790 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
9791 for FreeBSD as well.
9792 * gthr-posix95.h: Likewise.
9794 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
9796 PR rtl-optimization/35838
9797 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
9798 out the byte offset of the first subreg.
9800 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
9802 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
9803 to split_ti instead of three separate calls with single member arrays.
9804 (subti3 splitter): Ditto.
9805 (adddi3 splitter): Ditto with split_di.
9806 (subdi3 splitter): Ditto.
9807 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
9808 two separate calls with single member arrays. Swap match_dup
9809 operands 1 and 2 to better fit into the array.
9810 (negdi2 splitter): Ditto with split_di.
9811 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
9812 two separate calls with single member arrays. Swap match_dup operands
9813 6 and 7 to better fit into the array.
9815 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
9817 * config/i386/i386.c (sse_builtin_type): New.
9818 (bdesc_sse_args): Likewise.
9819 (bdesc_sse_3arg): Removed.
9820 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
9821 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
9822 IX86_BUILTIN_ROUNDPS.
9823 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
9824 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
9825 IX86_BUILTIN_ROUNDPS.
9826 (ix86_expand_sse_4_operands_builtin): Removed.
9827 (ix86_expand_sse_operands_builtin): New.
9828 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
9829 and CODE_FOR_sse4_1_roundps.
9830 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
9831 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
9833 2008-04-17 Alan Modra <amodra@bigpond.net.au>
9836 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
9837 regs before frame pop when needed. If use_backchain_to_restore_sp
9838 then load backchain into a temp reg to restore vr and vrsave. Add
9839 code to restore vr after frame pop if possible.
9841 2008-04-17 Richard Guenther <rguenther@suse.de>
9843 * tree-vn.c (expressions_equal_p): Do not check type
9844 equality or compatibility before calling operand_equal_p.
9845 * fold-const.c (operand_equal_p): Check equivalence of
9846 integer constants before bailing out due to signedness or
9847 precision differences.
9848 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
9849 spurious differences in type qualification. Ignore types
9850 for COMPONENT_REFs at all.
9852 2008-04-17 Christian Bruel <christian.bruel@st.com>
9854 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
9855 msw_skip comparison.
9857 2008-04-16 Jakub Jelinek <jakub@redhat.com>
9860 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
9863 PR tree-optimization/35899
9864 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
9865 rather than TREE_OPERAND.
9867 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
9870 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
9871 temporary registers. Change operand predicate to general_operand.
9872 (remainderxf3): Ditto.
9874 2008-04-16 Richard Guenther <rguenther@suse.de>
9876 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
9877 * tree-affine.c (aff_combination_expand): Look through some
9880 2008-04-15 Doug Kwan <dougkwan@google.com>
9882 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
9884 * tree-pretty-print.c (dump_generic_node): Ditto.
9885 * final.c (output_addr_const): Ditto.
9886 * dwarf2out.c (output_cfi): Ditto.
9887 * c-pretty-print.c (pp_c_integer_constant): Ditto.
9888 * print-rtl.c (print_rtx): Ditto.
9889 * print-tree.c (print_node_brief, print_node): Ditto.
9890 * c-common.c (match_case_to_enum_1): Ditto.
9891 * sched-vis.c (print_value): Ditto.
9892 * config/i386/i386.c (print_operand): Cast to long unsigned int
9895 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
9896 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
9897 MS Windows VirtualProtect function.
9899 2008-04-15 Jan Hubicka <jh@suse.cz>
9901 * gengtype.c (write_root): Param_is argument is OK.
9902 * expr.c (expand_expr_real_1): Update call of get_exception_*.
9903 * function.h: Include varray.h
9904 (rtl_eh): New stucture based on except.c one.
9905 (call_site_record): New forward declaration and vector type.
9906 * calls.c (emit_call_1): Do not call
9907 note_current_region_may_contain_throw.
9908 * except.c (eh_status): Remove cur_region, try_region since they are
9910 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
9911 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
9912 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
9913 Remove call_site_data_used, call_site_data_size.
9914 Turn call_site_record into vector in function.h.
9915 (note_current_region_may_contain_throw): Remove.
9916 (get_exception_pointer, get_exception_filter): Do not take struct
9917 function argument; update.
9918 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
9919 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
9920 build_post_landing_pads, dw2_build_landing_pads,
9921 sjlj_assign_call_site_values, sjlj_mark_call_sites,
9922 sjlj_emit_function_enter, sjlj_emit_function_enter,
9923 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
9924 sjlj_build_landing_pads, finish_eh_generation,
9925 remove_exception_handler_label, remove_eh_handler,
9926 maybe_remove_eh_handler, add_reachable_handler,
9927 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
9928 add_action_record, collect_one_action_chain, add_call_site,
9929 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
9930 sjlj_output_call_site_table, output_function_exception_table,
9931 * except.h (note_current_region_may_contain_throw): Remove
9932 (get_exception_pointer, get_exception_filter): Do not take struct
9934 * Makefile.in (GTFILES): Put varargs before struct function.
9936 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
9938 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
9939 punt for STRING_CST.
9940 (get_constraint_for): Deal with STRING_CST here instead.
9942 2008-04-15 Richard Guenther <rguenther@suse.de>
9944 * tree-ssa-propagate.c (substitute_and_fold): Substitute
9945 statements in a basic-block with a backward walk. Do not
9946 substitute into dead statements but instead remove those.
9948 2008-04-15 Richard Guenther <rguenther@suse.de>
9950 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
9951 to zero, thus disable creation of SFTs.
9953 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
9955 * tree-predcom.c (suitable_reference_p): Return false if the
9956 reference can throw.
9958 2008-04-15 Jakub Jelinek <jakub@redhat.com>
9961 * c-decl.c (finish_decl): If extern or static var has variable
9962 size, set TREE_TYPE (decl) to error_mark_node.
9964 2008-04-15 Rafael Espindola <espindola@google.com>
9966 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
9969 2008-04-15 Richard Guenther <rguenther@suse.de>
9971 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9972 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
9973 (visit_reference_op_load): Do walk vuse-vdef chains on
9974 vn_reference_lookup.
9975 (visit_reference_op_store): But do not here.
9976 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
9977 vn_reference_lookup.
9978 (vn_lookup_with_vuses): But do so here.
9980 2008-04-14 Ian Lance Taylor <iant@google.com>
9982 * fold-const.c (fold_overflow_warning): Remove assertion.
9984 2008-04-15 Ben Elliston <bje@au.ibm.com>
9986 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
9987 temp1 local variables.
9989 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
9992 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
9993 ".text.unlikely" section as executable.
9995 2008-04-14 James E. Wilson <wilson@tuliptree.org>
9997 * config/ia64/ia64.c (rtx_needs_barrier): Handle
9998 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
9999 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
10000 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
10001 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
10002 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
10003 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
10005 2008-04-14 Ian Lance Taylor <iant@google.com>
10007 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
10008 * fold-const.c (fold_comparison): If appropriate, test
10009 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
10010 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
10011 reassociating a pointer type.
10012 * doc/invoke.texi (Optimize Options): Document that
10013 -fstrict-overflow applies to pointer wraparound.
10015 2008-04-13 Jan Hubicka <jh@suse.cz>
10017 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
10019 2008-04-12 Andrew Pinski <pinskia@gmail.com>
10021 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
10022 we are going to "save the world".
10024 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
10026 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
10027 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
10028 operand 0 constraint, not "=".
10030 2008-04-11 James E. Wilson <wilson@tuliptree.org>
10032 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
10034 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
10036 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
10037 of size of positions_needed * CHAR_BIT.
10039 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
10041 PR middle-end/35897
10042 * dse.c (store_info): Change positions_needed to unsigned
10044 (lowpart_bitmask): New.
10045 (record_store): Cast to unsigned HOST_WIDE_INT for
10046 positions_needed. Assert width <= size of positions_needed *
10047 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
10048 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
10049 lowpart_bitmask to set mask.
10051 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10053 * config/bfin/constraints.md: New file.
10054 * config/bfin/bfin.md: Include it.
10055 (adddi3): Use satisfies_constraint functions instead of the old macros.
10056 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
10057 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
10058 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
10059 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
10060 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
10061 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
10062 EXTRA_CONSTRAINT): Delete.
10063 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
10064 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
10066 * config/bfin/bfin.c: Include "tm-constrs.h".
10067 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
10068 Use satisfies_constraint functions instead of the old macros.
10069 * doc/md.texi (Blackfin Constraints): Update file name reference.
10071 2008-04-11 Richard Guenther <rguenther@suse.de>
10073 PR tree-optimization/35869
10074 * tree-vrp.c (execute_vrp): Move switch statement update after
10075 jump threading. Schedule another cfg cleanup run.
10077 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
10080 * attribs.c (decl_attributes): Return early on errorneous node.
10082 2008-04-10 Oleg Ryjkov <olegr@google.com>
10084 * tree.h (struct tree_base): Added a new flag default_def_flag.
10085 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
10087 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
10089 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
10091 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10094 * pa.md: Define mode iterator P. Define mode attribute dwc.
10095 (dcacheflush): Update pattern to use iterator P and attribute dwc.
10096 (icacheflush): Likewise.
10097 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
10098 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
10100 2008-04-11 Ben Elliston <bje@au.ibm.com>
10102 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
10104 2008-04-10 Rafael Espindola <espindola@google.com>
10106 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
10107 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
10108 (extract_range_from_expr): The same.
10110 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
10112 * config/mips/mips.md (GPR2): New mode iterator.
10113 (seq): Add comment.
10114 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
10115 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
10116 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
10117 Rewrite these to take two modes, the mode of comparison and the
10118 mode of the destination.
10119 * config/mips/mips.c (mips_expand_scc): Instead of having
10120 paradoxical subreg as destination, expand "narrowing" scc if mode
10121 of comparison is SI and target is requested in DI mode.
10122 (mips_emit_int_order_test): Update comment. Make mode of
10123 comparison match CMP0 rather than TARGET. When creating inverse
10124 target use mode of TARGET.
10126 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
10128 * gcov-dump.c (tag_summary): Only print summaries for the first
10129 GCOV_COUNTERS_SUMMABLE counters.
10131 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
10133 * config/i386/i386.md (absneg): New code iterator.
10134 (absnegprefix): New code attribute.
10135 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
10136 patterns using absneg code iterator.
10137 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
10138 using absneg code iterator.
10139 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
10140 *neg<mode>2 patterns using absneg code iterator.
10141 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
10142 *negextendsfdf2 patterns using absneg code iterator.
10143 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
10144 *negextendsfxf2 patterns using absneg code iterator.
10145 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
10146 *negextendsfdf2 patterns using absneg code iterator.
10147 * config/i386/sse.md (<code><mode>2): Macroize expander from
10148 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
10150 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
10152 * config/s390/s390.h: Remove the remains of the recent search
10153 & replace action of current_function_outgoing_args_size.
10155 2008-04-10 Ira Rosen <irar@il.ibm.com>
10157 PR tree-optimization/35821
10158 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
10159 NEW_STMT_LIST is not NULL.
10161 2008-04-09 David Edelsohn <edelsohn@gnu.org>
10164 * toplev.c (process_options): Remove -ffunction-sections debugging
10167 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
10169 PR middle-end/PR28690
10170 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
10171 than gen_rtx_fmt_ee to perform more canonicalizations.
10173 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10176 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
10178 2008-04-09 Richard Guenther <rguenther@suse.de>
10180 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
10181 (dump_function_to_file): Dump function arguments with types.
10183 2008-04-08 Richard Guenther <rguenther@suse.de>
10185 * fold-const.c (fold_widened_comparison): Do not allow
10186 sign-changes that change the result.
10188 2008-04-08 Janis Johnson <janis187@us.ibm.com>
10191 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
10192 kinds of indirect references.
10194 2008-04-08 David Edelsohn <edelsohn@gnu.org>
10196 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
10197 GNU Fortran language string.
10199 2008-04-08 Rafael Espindola <espindola@google.com>
10201 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
10202 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
10203 * tree.h (tree_call_nonnegative_warnv_p): New.
10205 2008-04-08 Jan Hubicka <jh@suse.cz>
10207 * function.c (free_after_compilation): Clear out regno_reg_rtx
10210 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
10213 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
10215 PR middle-end/PR28690
10216 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
10217 same precedence as REG_POINTER and MEM_POINTER operands.
10219 2008-04-08 Richard Guenther <rguenther@suse.de>
10221 PR middle-end/35834
10222 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
10223 for adding index to base.
10225 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
10227 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
10228 (MINGW_ENABLE_EXECUTE_STACK): New.
10229 (IN_LIBGCC2): For libgcc include windows.h file for
10230 function declarations.
10232 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
10234 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
10235 and tem2 if tem1 is not a REG or MULT.
10237 2008-04-08 Jan Hubicka <jh@suse.cz>
10239 * function.h (incomming_args): Break out of struct function.
10240 (function_subsections): Break out of struct function.
10241 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
10242 return_rtx and hard_reg_initial_vals from struct function.
10243 Kill inl_max_label_num.
10244 (current_function_pops_args, current_function_args_info,
10245 current_function_args_size, current_function_args_size,
10246 current_function_pretend_args_size,
10247 current_function_outgoing_args_size,
10248 current_function_internal_arg_pointer, current_function_return_rtx):
10249 Kill compatibility accestor macros.
10250 * builtins.c (expand_builtin_apply_args_1): Update.
10251 (expand_builtin_next_arg): Update.
10252 * df-scan.c (df_get_call_refs): Update.
10253 * dbxout.c (dbxout_function_end): Update.
10254 * dwarf2out.c (dwarf2out_switch_text_section): Update.
10255 (output_line_info): Update.
10256 (secname_for_decl): Update.
10257 (dwarf2out_var_location): Update.
10258 * function.c (free_after_compilation): Update.
10259 (assign_parm_find_stack_rtl): Update.
10260 (assign_parms): Update.
10261 (expand_dummy_function_end): Update.
10262 (expand_function_end): Update.
10263 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
10264 (expand_call): Update.
10265 (emit_library_call_value_1): Update.
10266 (store_one_arg): Update.
10267 * varasm.c (initialize_cold_section_name): Update.
10268 (unlikely_text_section): Update.
10269 (unlikely_text_section_p): Update.
10270 (assemble_start_function): Update.
10271 (assemble_end_function): Update.
10272 (default_section_type_flags): Update.
10273 (switch_to_section): Update.
10274 * integrate.c (set_decl_abstract_flags): Update.
10275 (get_hard_reg_initial_val): Update.
10276 (has_hard_reg_initial_val): Update.
10277 (allocate_initial_values): Update.
10278 * resource.c (init_resource_info): Update.
10279 * config/alpha/alpha.c (NUM_ARGS): Update.
10280 (direct_return): Update.
10281 (alpha_va_start): Update.
10282 (alpha_sa_size): Update.
10283 (alpha_initial_elimination_offset): Update.
10284 (alpha_expand_prologue): Update.
10285 (alpha_start_function): Update.
10286 (alpha_expand_epilogue): Update.
10287 (unicosmk_initial_elimination_offset):
10288 * config/alpha/alpha.md (call expander): Update.
10289 * config/s390/s390.c (s390_register_info): Update.
10290 (s390_register_info): Update.
10291 (s390_frame_info): Update.
10292 (s390_initial_elimination_offset): Update.
10293 (s390_build_builtin_va_list): Update.
10294 (s390_va_start): Update.
10295 * config/spu/spu.c (direct_return): Update.
10296 (spu_expand_prologue): Update.
10297 (spu_initial_elimination_offset): Update.
10298 (spu_build_builtin_va_list): Update.
10299 (spu_va_start): Update.
10300 * config/sparc/sparc.c (sparc_init_modes): Update.
10301 (sparc_compute_frame_size): Update.
10302 (function_value): Update.
10303 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
10304 * config/i386/i386.md (return expander): Update.
10305 * config/i386/i386.c (ix86_va_start): Update.
10306 (ix86_can_use_return_insn_p): Update.
10307 (ix86_compute_frame_layout): Update.
10308 (ix86_expand_epilogue): Update.
10309 * config/sh/sh.c (output_stack_adjust): Update.
10310 (calc_live_regs): Update.
10311 (sh_expand_prologue): Update.
10312 (sh_builtin_saveregs): Update.
10313 (sh_va_start): Update.
10314 (initial_elimination_offset): Update.
10315 (sh_allocate_initial_value): Update.
10316 (sh_function_ok_for_sibcall): Update.
10317 (sh_get_pr_initial_val): Update.
10318 * config/sh/sh.md (return expander): Update.
10319 * config/avr/avr.c (frame_pointer_required_p): UPdate.
10320 * config/crx/crx.c (crx_compute_frame): UPdate.
10321 (crx_initial_elimination_offset): UPdate.
10322 * config/xtensa/xtensa.c (compute_frame_size): Update
10323 (xtensa_builtin_saveregs): Update.
10324 (xtensa_va_start): Update.
10325 (order_regs_for_local_alloc): Update.
10326 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
10327 (xstormy16_expand_builtin_va_start): Update.
10328 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
10329 * config/m68hc11/m68hc11.md (return expanders): Update.
10330 * config/m68hc11/m68hc11.c (expand_prologue): Update.
10331 (expand_epilogue): Update.
10332 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
10333 (cris_simple_epilogue): Update.
10334 (cris_expand_prologue): Update.
10335 (cris_expand_epilogue): Update.
10336 * config/iq2000/iq2000.c (iq2000_va_start): Update.
10337 (compute_frame_size): Update.
10338 * config/mt/mt.c (mt_compute_frame_size): Update.
10339 * config/mn10300/mn10300.c (expand_prologue): Update.
10340 (expand_epilogue): Update.
10341 (initial_offset): Update.
10342 (mn10300_builtin_saveregs):
10343 * config/mn10300/mn10300.md (return expander): Update.
10344 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
10345 (ia64_initial_elimination_offset): Update.
10346 (ia64_initial_elimination_offset): Update.
10347 (ia64_expand_prologue): Update.
10348 * config/m68k/m68k.md (return expander): Update.
10349 * config/rs6000/rs6000.c (rs6000_va_start): Update.
10350 (rs6000_stack_info): Update.
10351 * config/mcore/mcore.c (layout_mcore_frame): Update.
10352 (mcore_expand_prolog): Update.
10353 * config/arc/arc.c (arc_compute_frame_size): Update.
10354 * config/score/score3.c (score3_compute_frame_size): Update.
10355 * config/score/score7.c (score7_compute_frame_size): Update.
10356 * config/arm/arm.c (use_return_insn): Update.
10357 (thumb_find_work_register): Update.
10358 (arm_compute_save_reg_mask): Update.
10359 (arm_output_function_prologue): Update.
10360 (arm_output_epilogue): Update.
10361 (arm_size_return_regs): Update.
10362 (arm_get_frame_offsets): Update.
10363 (arm_expand_prologue): Update.
10364 (thumb_exit): Update.
10365 (thumb_unexpanded_epilogue): Update.
10366 (thumb1_output_function_prologue): Update.
10367 * config/pa/pa.md (return expander): Update.
10368 * config/pa/pa.c (compute_frame_size): Update.
10369 (hppa_builtin_saveregs): Update.
10370 * config/mips/mips.c (mips_va_start): Update.
10371 (mips16_build_function_stub): Update.
10372 (mips_compute_frame_info): Update.
10373 (mips_restore_gp): Update.
10374 (mips_output_function_prologue): Update.
10375 (mips_expand_prologue): Update.
10376 * config/v850/v850.c (compute_frame_size): Update.
10377 (expand_prologue): * config/mmix/mmix.c (along): update.
10378 (mmix_initial_elimination_offset): update.
10379 (mmix_reorg): update.
10380 (mmix_use_simple_return): update.
10381 (mmix_expand_prologue): update.
10382 (mmix_expand_epilogue): Update.
10383 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
10384 (emit_link_insn): Update.
10386 2008-04-08 Anatoly Sokolov <aesok@post.ru>
10388 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
10389 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
10391 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
10394 2008-04-07 Jan Hubicka <jh@suse.cz>
10396 * function.h (rtl): Rename to x_rtl.
10397 (crtl): New define.
10398 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
10399 frame_offset, stack_check_probe_note, arg_pointer_save_area,
10400 used_temp_slots avail_temp_slots, temp_slot_level,
10401 nonlocal_goto_handler_labels): Update accesstors.
10402 (rtl): New global variable.
10403 (struct function): Move some fileds to rtl_data.
10404 (get_arg_pointer_save_area): Update prototype.
10405 * builtins.c (expand_builtin_setjmp_receiver): Update call of
10406 get_arg_pointer_save_area.
10407 * expr.c (init_expr): Update
10408 * function.c (get_frame_size): Update
10409 (assign_stack_local): Update
10410 (expand_function_end): Update.
10411 (get_art_pointer_save_area): Update
10413 * emit-rtl.c (rtl): Declare.
10414 (regno_reg_rtx): Declare.
10415 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
10417 (gen_reg_rtx): Update.
10418 * varasm.c (n_deferred_constatns): Update accestor.
10419 (init_varasm_status): Do not allocate varasm_status.
10420 (force_const_mem, get_pool_size, output_constant_pool): Update.
10421 * stmt.c (force_label_rtx): Do not use x_ prefixes.
10422 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
10423 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
10424 * sparc/sparc.h (INIT_EXPANDERS): Update.
10425 * ia64/ia64.h (INIT_EXPANDERS): Update.
10427 2008-04-07 James E. Wilson <wilson@tuliptree.org>
10429 * reload.c (push_secondary_reload): Add missing break to for loop.
10431 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
10433 PR middle-end/PR28690
10434 * rtlanal.c: Update copyright years.
10435 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
10436 as REG_POINTER and MEM_POINTER operands.
10437 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
10438 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
10439 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
10440 * gcse.c: Update copyright years.
10441 (pre_delete): Call gen_reg_rtx_and_attrs.
10442 (hoist_code): Likewise.
10443 (build_store_vectors): Likewise.
10444 (delete_store): Likewise.
10445 * loop-invariant.c (move_invariant_reg): Likewise.
10446 Update copyright years.
10448 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
10450 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
10451 control string instead of quoted.
10453 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
10455 * doc/rtl.texi: Rewrite of subreg section.
10457 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
10460 * config/i386/i386.c (legitimize_pic_address): Add treating
10461 of dllimport SYM_REF's.
10462 (legitimize_dllimport_symbol): Add prototype.
10464 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
10466 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
10467 reference in constructor with non self-referential type.
10469 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
10471 Removal of Return with Depressed Stack Pointer support
10472 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
10473 (ECF_SP_DEPRESSED): Likewise.
10474 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
10475 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
10476 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10477 (expand_call): Do not test ECF_SP_DEPRESSED.
10478 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10479 * function.c (keep_stack_depressed): Delete.
10480 (handle_epilogue_set): Likewise.
10481 (update_epilogue_consts): Likewise.
10482 (emit_equiv_load): Likewise.
10483 (thread_prologue_and_epilogue_insns): Remove support for Return with
10484 Depressed Stack Pointer.
10485 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10487 2008-04-06 Richard Guenther <rguenther@suse.de>
10489 PR tree-optimization/35400
10490 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
10491 information from SSA_NAMEs.
10493 2008-04-06 Anatoly Sokolov <aesok@post.ru>
10495 * config/avr/avr.h (avr_mega_p): Remove declaration.
10496 (AVR_MEGA): Remove macro.
10497 * config/avr/avr.c (avr_mega_p): Remove variable.
10498 (avr_override_options): Remove inicializion of avr_mega_p.
10499 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
10500 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
10501 (avr_jump_mode): (Ditto.).
10502 (avr_output_progmem_section_asm_op): (Ditto.).
10503 (avr_asm_init_sections): (Ditto.).
10504 (avr_asm_init_sections): (Ditto.).
10505 (avr_rtx_costs): (Ditto.).
10506 * config/avr/avr.md: (Ditto.).
10507 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
10510 2008-04-06 Richard Guenther <rguenther@suse.de>
10512 PR tree-optimization/35842
10513 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
10514 is_gimple_invariant_address.
10516 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10518 * gcc.c (default_compilers): Sync Fortran extensions list with
10519 that in fortran/lang-specs.h.
10520 * doc/invoke.texi: Likewise.
10521 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
10522 * dwarf2out.c (gen_compile_unit_die): Likewise.
10524 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
10526 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
10528 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
10531 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
10532 attribute is used for nested functions.
10534 2008-04-05 Jan Hubicka <jh@suse.cz>
10536 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
10538 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
10540 (dump_files): Update.
10541 (enable_rtl_dump_file): Do not accept letter argument.
10542 * tree-pass.h (dump_file_info): Remove letter argument.
10543 * toplev.c (decode_d_option): Update -da handling.
10544 * toplev.h (enable_rtl_dump_file): Update prototype.
10545 * passes.c (register_one_dump_file): Do not accept IPA argument; work
10546 it out based on pass type.
10547 (register_dump_files_1): Likewise.
10548 (init_optimization_passes): Update register_one_dump_file calls.
10549 (execute_one_pass): Sanity check that IPA passes are called at IPA
10550 level and RTL passes at RTL level.
10551 (execute_pass_list): IPA pass can not be after or subpass of
10553 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
10554 disallov RTL subpasses of IPA subpasses.
10556 2008-04-05 Ben Elliston <bje@au.ibm.com>
10558 * tree-cfg.c (need_fake_edge_p): Return false for calls to
10559 builtins that return exactly once and do not throw. Cache call to
10562 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
10564 PR rtl-optimization/34916
10565 PR middle-end/35519
10566 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
10567 between instruction pairs.
10569 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
10571 * doc/invoke.texi: Document -mbitops for SH.
10572 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
10573 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
10574 * config/sh/sh.c (print_operand): Add %t operand code.
10575 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
10576 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
10577 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
10578 (extendqihi2): Likewise.
10579 (movqi_i): Likewise.
10580 (insv): Use bset, bclr and bst instructions for SH2A if possible.
10581 (extv): Use bld instruction for SH2A if possible.
10583 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
10584 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
10585 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
10586 (bset.b, bclr.b): Define peepholes.
10587 * config/sh/sh.opt (mbitops): New option.
10589 2008-04-04 Janis Johnson <janis187@us.ibm.com>
10592 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
10593 and view convert expression.
10595 2008-04-04 Jakub Jelinek <jakub@redhat.com>
10598 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10600 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
10602 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
10604 * config/i386/cpuid.h (bit_AES): New.
10605 (bit_PCLMUL): Likewise.
10607 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
10608 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
10609 SSE2 if AES or PCLMUL is enabled.
10610 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
10611 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
10612 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
10613 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
10614 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
10615 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
10616 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
10617 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
10618 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
10619 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
10620 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
10621 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
10622 __builtin_ia32_aeskeygenassist128 and
10623 __builtin_ia32_pclmulqdq128.
10624 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
10625 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
10626 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
10628 * config/i386/i386.h (TARGET_AES): New.
10629 (TARGET_PCLMUL): Likewise.
10630 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
10632 * config/i386/i386.md (UNSPEC_AESENC): New.
10633 (UNSPEC_AESENCLAST): Likewise.
10634 (UNSPEC_AESDEC): Likewise.
10635 (UNSPEC_AESDECLAST): Likewise.
10636 (UNSPEC_AESIMC): Likewise.
10637 (UNSPEC_AESKEYGENASSIST): Likewise.
10638 (UNSPEC_PCLMUL): Likewise.
10640 * config/i386/i386.opt (maes): New.
10641 (mpclmul): Likewise.
10643 * config/i386/sse.md (aesenc): New pattern.
10644 (aesenclast): Likewise.
10645 (aesdec): Likewise.
10646 (aesdeclast): Likewise.
10647 (aesimc): Likewise.
10648 (aeskeygenassist): Likewise.
10649 (pclmulqdq): Likewise.
10651 * config/i386/wmmintrin.h: New.
10653 * doc/extend.texi: Document AES and PCLMUL built-in function.
10655 * doc/invoke.texi: Document -maes and -mpclmul.
10657 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
10659 * function.c (free_after_parsing): Replace with
10660 cxx_push_function_context from C++ front-end.
10661 (allocate_struct_function): Don't call langhook.
10662 * langhooks.h (struct lang_hooks_for_functions): Delete.
10663 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
10665 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
10666 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
10667 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
10668 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
10669 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
10670 remove LANG_HOOKS_FUNCTION_INITIALIZER.
10671 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
10673 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
10674 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
10676 2008-04-04 Jakub Jelinek <jakub@redhat.com>
10679 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
10682 2008-04-04 Richard Guenther <rguenther@suse.de>
10684 PR middle-end/35823
10685 * fold-const.c (optimize_minmax_comparison): Use the correct
10686 type for the constant in the simplified comparison.
10688 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
10690 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
10691 Pass L2 size as "--param l2-cache-size" to the compiler.
10692 (decode_l2_cache): New function to decode L2 cache parameters using
10693 0x8000006 extended cpuid function.
10694 (detect_caches_amd): Determine parameters of L2 cache using
10695 decode_l2_caches function.
10696 (decode_caches_intel): Decode L2 cache parameters.
10697 (detect_caches_intel): Determine L2 cache parameters using
10698 decode_caches_intel and decode_l2_caches functions.
10700 2008-04-03 Bob Wilson <bob.wilson@acm.org>
10702 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
10703 secondary input reload for subword loads from the constant pool.
10705 2008-04-03 Janis Johnson <janis187@us.ibm.com>
10708 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
10709 constants of the appropriate size for runtime calculations.
10712 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
10713 decimal-float literal constant zero.
10715 2008-04-03 Jakub Jelinek <jakub@redhat.com>
10718 * c-parser.c (c_parser_omp_atomic): Call
10719 default_function_array_conversion on the RHS.
10721 PR middle-end/35818
10722 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
10723 call is_variable_sized if decl has incomplete type.
10725 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
10727 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
10729 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
10731 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
10733 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
10734 (sgt<u>): Merge sgt and sgtu into new expander.
10735 (sgt, sgtu): Remove expanders.
10736 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
10737 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
10738 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
10739 *sgtu_<mode>_mips16 into new pattern.
10740 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
10741 (sge<u>): Merge sge and sgeu into new expander.
10742 (sge, sgeu): Remove expanders.
10743 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
10745 (*sge_<mode>, second *sge_<mode>): Remove patterns.
10746 (slt<u>): Merge slt and sltu into new expander.
10747 (slt, sltu): Remove expanders.
10748 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
10749 (*slt_<mode>, *sltu_<mode>): Remove patterns.
10750 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
10751 *sltu_<mode>_mips16 into new pattern.
10752 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
10753 (sle<u>): Merge sle and sleu into new expander.
10754 (sle, sleu): Remove expanders.
10755 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
10756 (*sle_<mode>, *sleu_<mode>): Remove patterns.
10757 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
10758 *sleu_<mode>_mips16 into new pattern.
10759 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
10761 2008-04-03 Jan Hubicka <jh@suse.cz>
10763 PR tree-optimization/35795
10764 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
10765 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10766 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10767 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10768 * score/score3.c (score3_output_mi_thunk): Likewise.
10769 * score/score7.c (score7_output_mi_thunk): Likewise.
10770 * mips/mips.c (mips_output_mi_thunk): Likewise.
10772 2008-04-03 Richard Guenther <rguenther@suse.de>
10774 * tree-vrp.c (extract_range_from_unary_expr): Handle all
10775 conversions. Simplify code.
10777 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
10779 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
10781 2008-04-03 Tom Tromey <tromey@redhat.com>
10782 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10784 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
10785 * config/bfin/t-bfin-linux (generated_files): Add
10786 linux-sysroot-suffix.h.
10787 * doc/install.texi (Prerequisites): Require make 3.80.
10788 * doc/sourcebuild.texi (Front End Directory): Document new
10790 * Makefile.in (generated_files): New variable.
10791 (ALL_HOST_OBJS): New variable.
10792 ($(ALL_HOST_OBJS)): New target.
10794 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
10796 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
10797 (remap_block): Call id->transform_lang_insert_block instead
10799 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
10800 Set id.transform_lang_insert_block to NULL.
10801 (clone_body): Move to cp/optimize.c
10802 * tree-inline.h (struct copy_body_data): Change
10803 transform_lang_insert_block to function pointer.
10804 (copy_generic_body, copy_decl_no_change): Export.
10805 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
10806 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
10807 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
10809 * c-tree.h (insert_block): Kill.
10810 * c-decl.c (insert_block): Kill.
10812 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
10814 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
10815 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
10816 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
10818 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
10819 argument, call {push,pop}_function_context from here.
10820 * c-parser.c: Use c_{push,pop}_function_context.
10822 * function.c (push_function_context_to): Move meat ...
10823 (push_function_context): ... here. Simplify.
10824 * function.c (pop_function_context_from): Move meat ...
10825 (pop_function_context): ... here. Simplify.
10826 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
10828 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
10829 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
10830 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
10831 * tree.h (push_function_context_to, pop_function_context_from): Remove.
10833 2008-04-03 Ben Elliston <bje@au.ibm.com>
10835 * expmed.c (extract_force_align_mem_bit_field): Remove.
10837 2008-04-03 Richard Guenther <rguenther@suse.de>
10839 PR middle-end/35800
10840 * expr.h (try_casesi): Adjust prototype.
10841 * expr.c (try_casesi): Take fallback label as extra parameter.
10842 Use that for gen_casesi if default_label is NULL.
10843 * stmt.c (expand_case): Pass fallback label to try_casesi,
10844 make sure to fill gaps with a fallback label if default_label
10847 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
10850 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
10852 2008-04-03 Ben Elliston <bje@au.ibm.com>
10854 * expmed.c (extract_split_bit_field): Remove if (0) code.
10855 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
10856 (do_ds_constraint): Likewise.
10858 2008-04-02 Joseph Myers <joseph@codesourcery.com>
10860 * doc/cppopts.texi (-dU): Document.
10861 * c-common.h (flag_dump_macros): Update comment.
10862 * c-opts.c (handle_OPT_d): Handle -dU.
10863 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
10864 dump_queued_macros, cb_used_define, cb_used_undef): New.
10865 (init_pp_output): Handle -dU.
10866 (cb_line_change): Call dump_queued_macros.
10867 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
10869 2008-04-02 Anatoly Sokolov <aesok@post.ru>
10871 * config/avr/predicates.md (io_address_operand): New predicate.
10872 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
10873 * config/avr/avr.c (avr_io_address_p): Remove function.
10874 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
10875 'avr_io_address_p' function.
10876 (out_movhi_r_mr): (Ditto.).
10877 (out_movqi_mr_r): (Ditto.).
10878 (out_movhi_mr_r): (Ditto.).
10879 (avr_address_cost): (Ditto.).
10881 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
10883 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
10884 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
10885 in 32bit mode when XMM registers are available to avoid store
10887 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
10888 corresponding post-reload splitters.
10890 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
10892 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
10893 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
10894 __builtin_ia32_roundss.
10895 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
10896 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
10897 __builtin_ia32_roundss.
10898 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
10899 IX86_BUILTIN_SHUFPD here.
10901 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
10903 * config/i386/i386.md (plogic): New.
10904 (plogicprefix): Likewise.
10906 * config/i386/mmx.md (mmx_<code><mode>3): New.
10907 (mmx_and<mode>3): Removed.
10908 (mmx_ior<mode>3): Likewise.
10909 (mmx_xor<mode>3): Likewise.
10911 * config/i386/sse.md (<code><mode>3): New.
10912 (*<code><mode>3): Likewise.
10913 (*<code><mode>3): Likewise.
10914 (<code><mode>3): Likewise.
10915 (*sse_<code><mode>3): Likewise.
10916 (*sse2_<code><mode>3): Likewise.
10917 (<code>tf3): Likewise.
10918 (*<code>tf3): Likewise.
10919 (and<mode>3): Likewise.
10920 (*and<mode>3): Likewise.
10921 (ior<mode>3): Removed.
10922 (*ior<mode>3): Likewise.
10923 (xor<mode>3): Likewise.
10924 (*xor<mode>3): Likewise.
10925 (*and<mode>3): Likewise.
10926 (*ior<mode>3): Likewise.
10927 (*xor<mode>3): Likewise.
10928 (and<mode>3): Likewise.
10929 (*sse_and<mode>3): Likewise.
10930 (*sse2_and<mode>3): Likewise.
10931 (andtf3): Likewise.
10932 (*andtf3): Likewise.
10933 (ior<mode>3): Likewise.
10934 (*sse_ior<mode>3): Likewise.
10935 (*sse2_ior<mode>3): Likewise.
10936 (iortf3): Likewise.
10937 (*iortf3): Likewise.
10938 (xor<mode>3): Likewise.
10939 (*sse_xor<mode>3): Likewise.
10940 (*sse2_xor<mode>3): Likewise.
10941 (xortf3): Likewise.
10942 (*xortf3): Likewise.
10944 2008-04-02 Richard Guenther <rguenther@suse.de>
10946 PR tree-optimization/14495
10947 PR tree-optimization/34793
10948 * tree-vrp.c (struct switch_update): New structure.
10949 (to_remove_edges, to_update_switch_stmts): New VECs.
10950 (simplify_switch_using_ranges): New function. Remove not taken
10951 case labels and edges.
10952 (simplify_stmt_using_ranges): Call it.
10953 (identify_jump_threads): Mark edges we have queued for removal
10954 so we don't thread them.
10955 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
10957 * tree-cfg.c (group_case_labels): Deal with missing default label.
10958 (tree_verify_flow_info): Allow missing default label.
10959 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
10960 (emit_case_nodes): Likewise.
10961 (expand_case): Do not rely on the default label to be present.
10962 * expr.c (try_casesi): Deal with NULL default_label.
10963 (do_tablejump): Likewise.
10965 2008-04-02 Richard Guenther <rguenther@suse.de>
10967 PR tree-optimization/14495
10968 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
10969 SWITCH_EXPR here ...
10970 (vrp_visit_switch_stmt): ... but here (new function).
10971 (find_case_label_index): New helper function.
10972 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
10974 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
10976 * fwprop.c: Fix ISO-C99ism.
10978 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
10981 * Makefile.in (objdir): Set it here.
10982 * configure.ac: Not here. Find dynamic linker characteristics.
10983 * exec-tool.in: Use them.
10984 * aclocal.m4: Regenerate.
10985 * configure: Regenerate.
10987 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
10989 * expr.c (expand_var): Delete it.
10990 * expr.h (expand_var): Delete prototype.
10991 * function.c (expand_function_start): Use expand_decl instead.
10992 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
10995 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
10997 PR rtl-optimization/35542
10998 * fwprop.c (forward_propagate_and_simplify): Replace
10999 loc_reg_mentioned_in_p with reg_mentioned_p.
11001 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11003 PR rtl-optimization/35281
11004 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
11005 (propagate_rtx_1): Handle PR_HANDLE_MEM.
11006 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
11007 (varying_mem_p): Move above propagate_rtx.
11008 (all_uses_available_at): Do not check MEMs.
11010 2008-04-02 Rafael Espindola <espindola@google.com>
11012 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
11013 (register_edge_assert_for_2): Split the cond argument.
11014 (register_edge_assert_for_1): Adjust for the change in
11015 register_edge_assert_for_2.
11016 (register_edge_assert_for): Split the cond argument.
11017 (find_switch_asserts): Adjust for the change in
11018 register_edge_assert_for.
11020 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
11022 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
11023 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
11024 offsets for 64-bit mingw.
11025 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
11026 abi for x86_64-pc-mingw.
11028 2008-04-02 Richard Guenther <rguenther@suse.de>
11030 * tree-vrp.c (extract_range_from_assert): Make sure to not
11031 produce range min/max with TREE_OVERFOW set.
11032 If merging a anti-range and a range keep the anti-range if
11033 the range covers all values of the type.
11034 (register_edge_assert_for_2): Only allow sign-changing
11035 conversions in detecting canonical range checks. Also
11036 register an assert for the unsigned name if useful.
11038 PR tree-optimization/35787
11039 * tree-vrp.c (vrp_val_max): New function.
11040 (vrp_val_min): Likewise.
11041 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
11042 (vrp_val_is_min): Likewise.
11043 (supports_overflow_infinity): Use vrp_val_{min,max}.
11044 (negative_overflow_infinity): Likewise.
11045 (positive_overflow_infinity): Likewise.
11046 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
11047 (is_positive_overflow_infinity): Likewise.
11048 (is_overflow_infinity): Likewise.
11049 (avoid_overflow_infinity): Use vrp_val_{min,max} and
11050 vrp_val_is_{min,max}.
11051 (set_and_canonicalize_value_range): Canonicalize anti-ranges
11052 to ranges if possible. Avoid empty ranges.
11054 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11056 PR middle-end/35705
11057 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
11058 the expression is a function address.
11060 2008-04-01 George Helffrich <george@gcc.gnu.org>
11062 PR fortran/35154, fortran/23057
11063 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
11064 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
11065 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
11066 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
11068 (dbxout_syms): Check for COMMON-based symbol and wrap in
11069 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
11070 in bracket for efficiency.
11072 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
11073 using DW_TAG_common_block + member offset.
11074 (add_pubname_string): New function.
11075 (dw_expand_expr): New function to find block name and offset for
11077 (common_check): New function to check whether symbol in Fortran COMMON.
11078 (gen_variable_die): If COMMON, use DW_TAG_common_block.
11080 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
11083 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
11085 2008-04-02 Ben Elliston <bje@au.ibm.com>
11087 * config/v850/v850.md (casesi): Remove if (0) code.
11088 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
11089 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
11091 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
11093 * config/i386/i386.md (rex64suffix): New mode attribute.
11094 (floathi<mode>2): Disable expander for SSE math.
11095 (*floathi<mode>2_1): New insn insn_and_split pattern.
11096 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
11097 corresponding post-reload splitters.
11098 (*floathi<mode>2_i387): New macroized insn pattern.
11099 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
11100 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
11101 insn_and_split pattern.
11102 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
11103 New macroized instruction patterns and corresponding post-reload
11105 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
11106 and corresponding post-reload splitters.
11107 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
11108 New macroized instruction patterns.
11109 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
11110 macroized instruction patterns and corresponding post-reload splitters.
11111 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
11112 corresponding post-reload splitters.
11113 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
11114 New macroized instruction patterns.
11115 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
11116 corresponding post-reload splitters.
11117 (*floatsi<mode>2_i387): New macroized instruction patterns.
11119 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
11121 * config/i386/i386.md (smaxmin): New.
11122 (umaxmin): Likewise.
11123 (maxminiprefix): Likewise.
11124 (maxminfprefix): Likewise.
11125 (<code><mode>3): Likewise.
11126 (smin<mode>3): Removed.
11127 (smax<mode>3): Likewise.
11129 * config/i386/mmx.md (mmx_<code>v2sf3): New.
11130 (mmx_<code>v4hi3): Likewise.
11131 (mmx_<code>v8qi3): Likewise.
11132 (mmx_smaxv2sf3): Removed.
11133 (mmx_sminv2sf3): Likewise.
11134 (mmx_umaxv8qi3): Likewise.
11135 (mmx_smaxv4hi3): Likewise.
11136 (mmx_uminv8qi3): Likewise.
11137 (mmx_sminv4hi3): Likewise.
11139 * config/i386/sse.md (<addsub><mode>3): New.
11140 (*<addsub><mode>3): Likewise.
11141 (<sse>_vm<addsub><mode>3): Likewise.
11142 (<maxmin><mode>3): Likewise.
11143 (*<maxmin><mode>3_finite): Likewise.
11144 (*<maxmin><mode>3): Likewise.
11145 (<sse>_vm<maxmin><mode>3): Likewise.
11146 (sse3_h<addsub>v4sf3): Likewise.
11147 (sse3_h<addsub>v2df3): Likewise.
11148 (<maxmin>v16qi3): Likewise.
11149 (*<maxmin>v16qi3): Likewise.
11150 (<maxmin>v8hi3): Likewise.
11151 (*<maxmin>v8hi3): Likewise.
11152 (*sse4_1_<maxmin><mode>3): Likewise.
11153 (*sse4_1_<maxmin><mode>3): Likewise.
11154 (add<mode>3): Removed.
11155 (*add<mode>3): Likewise.
11156 (<sse>_vmadd<mode>3): Likewise.
11157 (sub<mode>3): Likewise.
11158 (*sub<mode>3): Likewise.
11159 (<sse>_vmsub<mode>3): Likewise.
11160 (smin<mode>3): Likewise.
11161 (*smin<mode>3_finite): Likewise.
11162 (*smin<mode>3): Likewise.
11163 (<sse>_vmsmin<mode>3): Likewise.
11164 (smax<mode>3): Likewise.
11165 (*smax<mode>3_finite): Likewise.
11166 (*smax<mode>3): Likewise.
11167 (<sse>_vmsmax<mode>3): Likewise.
11168 (sse3_haddv4sf3): Likewise.
11169 (sse3_haddv2df3): Likewise.
11170 (sse3_hsubv4sf3): Likewise.
11171 (sse3_hsubv2df3): Likewise.
11172 (umaxv16qi3): Likewise.
11173 (*umaxv16qi3): Likewise.
11174 (smaxv8hi3): Likewise.
11175 (*smaxv8hi3): Likewise.
11176 (*sse4_1_smax<mode>3): Likewise.
11177 (*sse4_1_umax<mode>3): Likewise.
11178 (uminv16qi3): Likewise.
11179 (*uminv16qi3): Likewise.
11180 (sminv8hi3): Likewise.
11181 (*sminv8hi3): Likewise.
11182 (*sse4_1_smin<mode>3): Likewise.
11183 (*sse4_1_umin<mode>3): Likewise.
11185 2008-04-01 Rafael Espindola <espindola@google.com>
11187 * tree-cfg.c (verify_expr): remove in_phi.
11188 (verify_stmt): Don't call walk_tree with verify_expr. Use
11189 is_gimple_min_invariant instead of is_gimple_val.
11191 2008-04-01 Joseph Myers <joseph@codesourcery.com>
11193 * doc/include/gpl_v3.texi: Update for manpage generation.
11194 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
11196 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
11197 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
11198 gpl_v3.texi instead of gpl.texi.
11201 2008-04-01 Jakub Jelinek <jakub@redhat.com>
11204 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
11206 2008-04-01 Rafael Espindola <espindola@google.com>
11208 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
11209 (extract_code_and_val_from_cond): Use
11210 extract_code_and_val_from_cond_with_ops.
11212 2008-04-01 Jan Hubicka <jh@suse.cz>
11214 * function.c (free_after_compilation): Free epilogue_delay_list.
11215 (prepare_function_start): Assert that previous compilation was freed.
11217 2008-04-01 Jan Hubicka <jh@suse.cz>
11218 Jim Wilson <wilson@tuliptree.org>
11219 Andreas Tobler <andreast@gcc.gnu.org>
11221 PR middle-end/35781
11222 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
11223 rtl.emit instead cfun->emit.
11224 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
11225 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
11227 2008-04-01 Ben Elliston <bje@au.ibm.com>
11229 * doc/c-tree.texi (Function Basics): Fix grammatical error.
11231 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
11233 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
11235 (fprofile-use): Add var flag_profile_use
11236 * coverage.c (coverage_begin_output): Do not open a gcno file for
11237 output only if -ftest-coverage is set.
11238 Do not add getpwd() to gcda file path.
11239 (build_gcov_info): Check the new flag
11240 flag_profile_datafile_relative_path.
11241 (coverage_init): Use profile_data_prefix.
11242 Read profile counter only if flag_profile_use is set.
11243 * opts.c (common_handle_option): New option fprofile-use=,
11244 fprofile-dir=, fprofile-generate=.
11245 * toplev.c (profile_data_prefix): New variable definition.
11246 * toplev.h (profile_data_prefix): New declaration.
11247 * doc/invoke.tex (Option Summary, Optimization Options):
11250 2008-03-31 James E. Wilson <wilson@tuliptree.org>
11252 * varasm.c (output_constant_pool_1): In LABEL_REF check,
11253 use tmp consistently.
11256 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
11257 * config/ia64/ia64.c (rtx_needs_barrier): Handle
11258 UNSPEC_FR_RECIP_APPROX_RES.
11259 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
11261 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
11264 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
11266 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
11268 PR middle-end/30186
11269 * fold-const.c (fold_indirect_ref_1): Support accessing non first
11270 element of the vector via a pointer.
11272 2008-03-31 Ian Lance Taylor <iant@google.com>
11274 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
11276 2008-03-31 Jan Hubicka <jh@suse.cz>
11278 * builtins.c (expand_builtin_setjmp_receiver): Update call of
11279 get_arg_pointer_save_area.
11280 * expr.c (init_expr): Just clear out rtl.expr.
11281 * function.c (free_after_compilation): Clear out whole RTL structure.
11282 (get_func_frame_size): Merge into ...
11283 (get_frame_size): ... this one.
11284 (assign_stack_local_1): Merge into ...
11285 (assign_stack_local): ... this one.
11286 (expand_function_end): Update call of get_arg_pointer_save_area.
11287 (get_art_pointer_save_area): Remove cfun argument.
11288 * function.h (emit_status): regno_pointer_align does not need length
11289 attribute. Move x_regno_reg_rtx to ...
11290 (regno_reg_rtx): ... new global array.
11291 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
11292 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
11293 apply_args_value, forced_labels, stack_pointer_delta):
11295 (struct varasm_status): Move here from varasm.c
11296 (struct rtl_data): New. Move here some fields from struct function.
11297 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
11298 frame_offset, stack_check_probe_note, arg_pointer_save_area,
11299 used_temp_slots avail_temp_slots, temp_slot_level,
11300 nonlocal_goto_handler_labels): Update accesstors.
11301 (rtl): New global variable.
11302 (struct function): Move some fileds to rtl_data.
11303 (get_arg_pointer_save_area): Update prototype.
11304 * emit-rtl.c (rtl): Declare.
11305 (regno_reg_rtx): Declare.
11306 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
11308 (gen_reg_rtx): Update.
11309 (init_virtual_regs): Do not tate emit_status argument.
11310 (init_emit): Do not allocate emit.
11311 * varasm.c (varasm_statuc): Move to function.h.
11312 (n_deferred_constatns): Update accestor.
11313 (init_varasm_status): Do not allocate varasm_status.
11314 (force_const_mem, get_pool_size, output_constant_pool): Update.
11315 * stmt.c (force_label_rtx): Do not use x_ prefixes.
11316 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
11318 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
11320 PR rtl-optimization/35729
11321 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
11324 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
11327 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
11328 load/store if memory is unaligned.
11329 (*movti_rex64): Likewise.
11331 * config/i386/predicates.md (misaligned_operand): New.
11333 2008-03-31 Andrew Pinski <pinskia@gmail.com>
11336 * tree-ssa-phiopt.c (conditional_replacement): Return early for
11339 2008-03-31 Jan Beulich <jbeulich@novell.com>
11341 * config/ia64/constraints.md: Add 'j' constraint.
11342 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
11343 (movdi_internal): Likewise.
11345 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
11348 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
11350 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
11353 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
11354 proper error message for the third argument on blendpd and
11357 * config/i386/sse.md (blendbits): New.
11358 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
11360 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
11362 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
11364 2008-03-30 Richard Guenther <rguenther@suse.de>
11366 PR middle-end/31023
11367 * fold-const.c (fold_sign_changed_comparison): Do leave
11368 conversions to base-types alone.
11370 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11372 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
11373 the link register if one altivec register is be saved.
11375 2008-03-30 Ben Elliston <bje@au.ibm.com>
11377 * final.c (final_scan_insn): Remove if (0) code.
11379 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
11381 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
11383 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
11385 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
11386 of V4SFmode to ix86_binary_operator_ok.
11388 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
11390 * config/i386/i386.c (override_options): Initialize
11391 ix86_veclib_handler to ix86_veclibabi_svml when
11392 -mveclibabi=svml is used.
11393 (ix86_veclibabi_svml): New function for SVML ABI style
11394 vectorization support.
11395 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
11397 2008-03-28 Rafael Espindola <espindola@google.com>
11399 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
11400 (tree_binary_nonnegative_warnv_p): Make it public.
11401 (tree_single_nonnegative_warnv_p): Make it public.
11402 (tree_invalid_nonnegative_warnv_p): Make it public.
11403 (tree_unary_nonzero_warnv_p): Make it public.
11404 (tree_binary_nonzero_warnv_p): Make it public
11405 (tree_single_nonzero_warnv_p): Make it public.
11406 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
11407 (extract_range_from_binary_expr): Split the expr argument.
11408 (extract_range_from_unary_expr): Split the expr argument.
11409 (extract_range_from_comparison): Split the expr argument.
11410 (extract_range_from_expr): Use the new aux functions.
11411 (vrp_evaluate_conditional_warnv): Use
11412 vrp_evaluate_conditional_warnv_with_ops.
11413 * tree.h (tree_unary_nonzero_warnv_p): Declare.
11414 (tree_binary_nonzero_warnv_p): Declare.
11415 (tree_single_nonzero_warnv_p): Declare.
11416 (tree_expr_nonzero_warnv_p): Declare.
11417 (tree_unary_nonnegative_warnv_p): Declare.
11418 (tree_binary_nonnegative_warnv_p): Declare.
11419 (tree_single_nonnegative_warnv_p): Declare.
11420 (tree_invalid_nonnegative_warnv_p): Declare.
11422 2008-03-28 Richard Guenther <rguenther@suse.de>
11424 PR tree-optimization/30317
11425 PR tree-optimization/30911
11426 PR tree-optimization/34793
11427 * tree-vrp.c (set_and_canonicalize_value_range): New function.
11428 (struct assert_locus_d): New member EXPR.
11429 (register_new_assert_for): Add EXPR parameter to support
11430 ASSERT_EXPR <name, expr OP limit>.
11431 (register_edge_assert_for_1): Adjust callers.
11432 (find_assert_locations): Likewise.
11433 (process_assert_insertions_for): Build condition from expression.
11434 (extract_range_from_assert): Handle ASSERT_EXPRs
11435 of the form ASSERT_EXPR <name, expr OP limit>.
11436 (register_edge_assert_for_2): New helper registering
11437 asserts for comparisons. Recognize range tests of the form
11438 (unsigned)i - CST1 OP CST2.
11439 (register_edge_assert_for_1): Use it.
11440 (register_edge_assert_for): Likewise.
11441 (needs_overflow_infinity): Integer sub-types
11442 do not need overflow infinities.
11443 (vrp_val_is_max): The extreme values of integer sub-types
11444 are those of the base type.
11445 (vrp_val_is_min): Likewise.
11446 * tree.def (ASSERT_EXPR): Document extra allowed conditional
11449 2008-03-28 Nick Clifton <nickc@redhat.com>
11452 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11453 Return GENERAL_REGS for stack adjustment reloads.
11455 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11458 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
11459 const_vector when all the vectors are constant.
11461 2008-03-27 Bob Wilson <bob.wilson@acm.org>
11463 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
11465 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
11466 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
11468 (s<code>_sf): Use new scc_sf attribute for opcode names.
11470 2008-03-27 Tom Tromey <tromey@redhat.com>
11472 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
11473 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
11474 config/spu/t-spu-elf, config/i386/t-interix,
11475 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
11476 config/i386/x-darwin, config/i386/x-mingw32,
11477 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
11478 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
11479 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
11480 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
11481 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
11482 config/rs6000/x-darwin, config/rs6000/t-rs6000,
11483 config/score/t-score-elf, config/arm/t-strongarm-pe,
11484 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
11485 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
11486 Revert automatic dependency patch.
11488 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
11491 * config/i386/i386.c (ix86_function_arg_boundary): Align
11492 decimal floating point to its natural boundary.
11494 2008-03-27 Richard Guenther <rguenther@suse.de>
11496 PR middle-end/35716
11497 * fold-const.c (fold_comparison): Restrict distinct decl
11498 comparison folding to VAR_DECLs and PARM_DECLs. Do not
11499 solely rely on operand_equal_p.
11501 2008-03-27 Richard Guenther <rguenther@suse.de>
11504 * c-common.c (handle_weak_attribute): Reject combination of
11507 2008-03-27 Richard Guenther <rguenther@suse.de>
11509 PR tree-optimization/32810
11510 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
11511 conversions from DECL_INITIAL.
11512 (fold_const_aggregate_ref): Likewise from constructor elements.
11514 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
11516 * tree-affine.h (aff_combination_expand): Declare.
11517 (get_inner_reference_aff): Likewise.
11518 * tree-affine.c (aff_combination_expand): Split out from
11519 tree_to_aff_combination_expand.
11520 (get_inner_reference_aff): New function.
11521 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
11522 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
11523 (struct lim_aux_data): sm_done field removed.
11524 (mem_ref_loc_p, mem_ref_locs_p): New types.
11525 (struct mem_ref): Added id, stored, accesses_in_loop,
11526 indep_loop, dep_loop, indep_ref, dep_ref fields.
11527 Removed is_stored, locs and next fields.
11528 (memory_accesses): New variable.
11529 (movement_possibility): Do not allow moving statements
11530 that store to memory.
11531 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
11533 (determine_max_movement): For statements with memory references,
11534 find the outermost loop in that the reference is independent.
11535 (move_computations_stmt): Mark the virtual operands for renaming.
11536 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
11537 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
11538 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
11539 add_vop_ref_mapping, create_vop_ref_mapping_loop,
11540 create_vop_ref_mapping, analyze_memory_references,
11541 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
11542 get_all_locs_in_loop, ref_always_accessed_p,
11543 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
11544 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
11545 store_motion_loop, store_motion): New functions.
11546 (struct vop_to_refs_elt): New type.
11547 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
11548 memref_hash, memref_eq, hoist_memory_references): Rewritten.
11549 (schedule_sm): Replaced by...
11550 (execute_sm): ... this.
11551 (determine_lsm_ref, hoist_memory_references,
11552 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
11553 find_more_ref_vops, free_mem_ref, free_mem_refs,
11554 determine_lsm_loop, determine_lsm): Removed.
11555 (tree_ssa_lim_finalize): Free data structures used by store motion.
11556 (tree_ssa_lim): Call analyze_memory_references. Use
11557 store_motion instead of determine_lsm.
11559 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
11561 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
11562 rename tmake_file to m68hc11/t-m68hc11.
11563 (mcore): Set inhibit_libc to true.
11564 * config.host (alpha*-dec-*vms*): Set extra_programs.
11565 (interix3*): Don't use host_xmake_file.
11566 * configure.ac: Let config.gcc override inhibit_libc.
11567 * configure: Regenerate.
11569 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
11570 * config/t-openbsd-thread: Remove commented out lines.
11572 * config/x-interix: Remove.
11574 * config/m68hc11/t-m68hc11-gas: Rename to...
11575 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
11577 * config/mcore/t-mcore: Remove T_CFLAGS.
11578 * config/mcore/t-mcore-pe: Likewise.
11580 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
11582 * configure.ac: Replace custom __GNU_SOURCE test with
11583 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
11584 * aclocal.m4: Regenerate.
11585 * configure: Regenerate.
11586 * config.in: Regenerate.
11588 2008-03-27 Richard Guenther <rguenther@suse.de>
11590 * fold-const.c (target.h): Include.
11591 (fold_comparison): Fold comparison of addresses of decls
11592 that bind locally or of constants. Consolidate address folding code.
11593 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
11594 results from fold_binary_to_constant.
11595 (compare_values_warnv): Likewise.
11597 2008-03-27 Andrew Pinski <pinskia@gmail.com>
11599 PR middle-end/35429
11600 * fold-const.c (fold_truthop): Check for integeral types when folding
11601 a == 0 && b == 0 and a != 0 || b != 0 .
11603 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
11605 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
11607 2008-03-26 Andreas Schwab <schwab@suse.de>
11609 * doc/invoke.texi: Fix use of @item vs. @itemx.
11611 2008-03-26 Tom Tromey <tromey@redhat.com>
11613 * Makefile.in (build/gensupport.o, build/print-rtl.o,
11614 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
11615 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
11616 build/gencodes.o, build/genconditions.o, build/genconfig.o,
11617 build/genconstants.o, build/genemit.o, build/genextract.o,
11618 build/genflags.o, build/genmddeps.o, build/genopinit.o,
11619 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
11622 2008-03-26 Richard Guenther <rguenther@suse.de>
11625 2008-03-26 Richard Guenther <rguenther@suse.de>
11627 * fold-const.c (target.h): Include.
11628 (fold_comparison): Fold comparison of addresses of two decls
11629 that bind locally. Consolidate address folding code.
11631 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11633 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
11634 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
11635 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
11636 dconstsqrt2, dconstthird, dconste and/or dconst10.
11637 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
11638 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
11639 dconstsqrt2, dconste): Delete.
11640 (init_emit_once): Likewise. Simplify initializing dconstm1.
11642 * real.c (get_real_const): New.
11643 * real.h (dconst3, dconst10, dconstm2, dconstthird,
11644 dconstsqrt2, dconste): Delete.
11645 (real_value_const, get_real_const): New.
11647 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
11649 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
11651 * config/i386/i386.c (ix86_function_arg_boundary): Check
11652 BIGGEST_ALIGNMENT instead of 128.
11653 (setup_incoming_varargs_64): Likewise.
11655 2008-03-26 Tom Tromey <tromey@redhat.com>
11657 * Makefile.in (DEPFILES): Add missing '/'.
11659 2008-03-26 Richard Guenther <rguenther@suse.de>
11661 * fold-const.c (target.h): Include.
11662 (fold_comparison): Fold comparison of addresses of two decls
11663 that bind locally. Consolidate address folding code.
11665 2008-03-26 Nick Clifton <nickc@redhat.com>
11668 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
11669 not allow INT+INT as a legitimate addressing mode.
11671 2008-03-26 Richard Guenther <rguenther@suse.de>
11673 * tree-flow.h (widen_bitfield): Remove declaration.
11674 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
11675 (widen_bitfield): Remove function.
11676 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
11679 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11682 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
11685 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
11687 PR rtl-optimization/35232
11688 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
11689 (forget_old_reloads_1, forget_marked_reloads): Don't clear
11690 reg_reloaded_call_part_clobbered here.
11691 (reload_regs_reach_end_p): New function.
11692 (reload_reg_rtx_for_input): New variable.
11693 (reload_reg_rtx_for_output): Likewise.
11694 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
11695 when reassigning a pseudo register. Load reloadreg from
11696 reload_reg_rtx_for_input, moving the mode and register
11698 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
11699 instead of the original when deciding whether an input reload
11700 would be a no-op or whether an output reload can be deleted.
11701 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
11702 when setting up new_spill_reg_store. Load it from
11703 reload_reg_rtx_for_output, moving the mode and register
11705 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
11706 instead of the original when deciding whether an output reload
11707 would be a no-op. Do the same when modifying insn notes.
11708 Use rtx_equal_p instead of == to compare the registers.
11709 (inherit_piecemeal_p): Take a mode and two register numbers
11711 (emit_reload_insns): Clear new_spill_reg_store for every hard
11712 register in the reload register. Remove spill registers
11713 from reg_reloaded_valid before considering whether to record
11714 inheritance information for them. Use reload_reg_rtx_for_output
11715 instead of reg_rtx when recording output reloads. Use
11716 reload_reg_rtx_for_input instead of reg_rtx when recording
11717 input reloads. Set or clear reg_reloaded_call_part_clobbered
11718 at the same time as setting reg_reloaded_valid.
11719 (delete_output_reload): Add a new_reload_reg parameter and use it
11720 instead of rld[j].reg_rtx.
11721 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
11724 2008-03-25 Tom Tromey <tromey@redhat.com>
11726 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
11727 (build/genattr.o): Likewise.
11728 (build/genattrtab.o): Likewise.
11729 (build/gencodes.o): Likewise.
11730 (build/genconfig.o): Likewise.
11731 (build/genconstants.o): Likewise.
11732 (build/genemit.o): Likewise.
11733 (build/genextract.o): Likewise.
11734 (build/genflags.o): Likewise.
11736 2008-03-25 Bob Wilson <bob.wilson@acm.org>
11738 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
11739 instead of size_int for integer types.
11740 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
11741 to match type of MINUS_EXPR.
11743 2008-03-25 Tom Tromey <tromey@redhat.com>
11745 * configure: Rebuilt.
11746 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
11749 2008-03-25 Tom Tromey <tromey@redhat.com>
11751 * config/x-solaris (host-solaris.o): Update.
11752 * config/x-linux (host-linux.o): Update.
11753 * config/x-hpux (host-hpux.o): Update.
11754 * config/x-darwin (host-darwin.o): Update.
11755 * config/v850/t-v850e (v850-c.o): Update.
11756 * config/v850/t-v850 (v850-c.o): Update.
11757 * config/t-vxworks (vxworks.o): Update.
11758 * config/t-sol2 (sol2-c.o, sol2.o): Update.
11759 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
11760 * config/spu/t-spu-elf (spu-c.o): Update.
11762 * config/sh/t-symbian (sh-c.o): Update.
11763 (symbian.o): Update.
11764 * config/sh/t-sh (sh-c.o): Update.
11765 * config/score/t-score-elf (score7.o, score3.o): Update.
11766 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
11767 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
11768 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
11769 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
11770 (rs6000.o): Remove.
11771 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
11772 * config/m32c/t-m32c (m32c-pragma.o): Update.
11773 * config/ia64/t-ia64 (ia64-c.o): Update.
11774 * config/i386/x-mingw32 (host-mingw32.o): Update.
11775 * config/i386/x-i386 (driver-i386.o): Update.
11776 * config/i386/x-darwin (host-i386-darwin.o): Update.
11777 * config/i386/x-cygwin (host-cygwin.o): Update.
11778 * config/i386/t-nwld (nwld.o): Update.
11779 * config/i386/t-netware (netware.o): Update.
11780 * config/i386/t-interix (winnt.o): Update.
11781 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
11782 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
11783 msformat-c.o): Update.
11784 * config/bfin/t-bfin-linux (generated_files): Add
11785 linux-sysroot-suffix.h.
11786 * config/arm/t-wince-pe (pe.o): Update.
11787 * config/arm/t-strongarm-pe (pe.o): Update.
11788 * config/arm/t-pe (pe.o): Update.
11789 * config/arm/t-arm (arm-c.o): Update.
11790 * doc/install.texi (Prerequisites): Require make 3.80.
11791 * Makefile.in: Remove .o targets.
11792 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
11793 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
11794 (simple_generated_h, simple_generated_c): Move earlier.
11795 (generated_files): New variable.
11796 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
11797 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
11798 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
11799 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
11800 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
11801 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
11802 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
11803 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
11804 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
11805 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
11806 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
11807 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
11809 (COMPILE.base, COMPILE): New variables.
11810 (%.o): New pattern rule.
11811 (ALL_HOST_OBJS): New variable.
11812 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
11813 (dummy-checksum.o, cc1-checksum.o): Remove.
11814 (DRIVER_SHLIB): New variable.
11815 (DRIVER_DEFINES): Use it.
11816 (gencondmd.c): Move out of build/.
11817 (s-conditions): Update.
11818 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
11819 (ALL_BUILD_OBJS): Likewise.
11820 (build/%.o): Use BUILDCOMPILE.
11821 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
11822 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
11823 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
11824 build/gencheck.o, build/gencodes.o, build/genconditions.o,
11825 build/genconfig.o, build/genconstants.o, build/genemit.o,
11826 build/genextract.o, build/genflags.o, build/genmddeps.o,
11827 build/genopinit.o, build/genoutput.o, build/genpeep.o,
11828 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
11829 build/gen-protos.o, build/scan.o, build/fix-header.o,
11830 build/scan-decls.o): Simplify.
11831 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
11832 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
11833 prefix.o, toplev.o): Reduce to variable setting.
11834 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
11835 ($(out_object_file), gcc-options.o): New targets.
11836 ($(ALL_HOST_OBJS)): New target. Include dependency files.
11837 * configure: Rebuilt.
11838 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
11839 * doc/sourcebuild.texi (Front End Directory): Document new variable.
11841 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
11843 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
11844 complain when we hit an error, return ERROR_MARK_NODE.
11846 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
11848 * config/sh/constraints.md (Pso, Psz): New constraints.
11849 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
11850 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
11852 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
11854 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
11855 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
11857 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
11859 * config/sh/sh.md (prefetch): Add condition for SH2A target.
11860 (prefetch_sh2a): New.
11862 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
11863 Naveen.H.S <naveen.hs@kpitcummins.com>
11865 * config/sh/constraints.md (I28): New constraint.
11866 * config/sh/sh.c (broken_move): Add support for movi20s.
11867 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
11869 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
11870 Jayant Sonar <Jayant.sonar@kpitcummins.com>
11871 Naveen.H.S <naveen.hs@kpitcummins.com>
11873 * config/sh/sh.c (SH_ATTRIBUTES): Define.
11874 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
11875 (print_operand): Handle resbank in %@ operand code.
11876 (sh_encode_section_info): New.
11877 (push_regs): Add conditions for resbank.
11878 (sh_expand_epilogue): Likewise.
11879 (sh_insert_attributes): Likewise.
11880 (sh_attribute_table): Likewise.
11881 (sh_handle_resbank_handler_attribute): New.
11882 (sh2a_handle_function_vector_handler_attribute): New.
11883 (sh2a_is_function_vector_call): New.
11884 (sh2a_get_function_vector_number): New.
11885 (sh2a_function_vector_p): New.
11886 (sh_cfun_resbank_handler_p): New.
11887 * config/sh/sh.md (calli): Emit jsr/n if possible.
11888 (calli_tbr_rel): New.
11889 (calli_pcrel): Emit jsr/n if possible.
11890 (return_i): Emit rts/n if possible.
11891 (call_valuei_tbr_rel): New.
11892 (call_valuei_pcrel): Add condition for SH2A target.
11893 (call_value): Likewise.
11894 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
11895 (sh2a_get_function_vector_number): Likewise.
11896 (sh2a_is_function_vector_call): Likewise.
11897 * doc/extend.texi: Document TBR relative addressing of SH2A.
11898 (resbank): Add description for SH2A.
11900 2008-03-24 Richard Guenther <rguenther@suse.de>
11903 * gimplify.c (gimplify_modify_expr): For frontend type-correct
11904 pointer assignments change conversions according to middle-end rules.
11905 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
11906 * configure.ac: Include type checking in yes.
11907 * configure: Regenerate.
11909 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11911 * diagnostic.c (diagnostic_count_diagnostic): Delete.
11912 (diagnostic_report_diagnostic): Update. Handle ICEs here.
11914 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
11916 * gthr-vxworks.h (UNUSED): Define.
11918 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
11920 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
11922 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
11924 * doc/extend.texi (Function Attributes): Add missing comma in the
11925 example of the "alloc_size" attribute.
11927 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
11930 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
11932 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11935 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
11938 * stor-layout.c (update_alignment_for_field): Set minimum alignment
11939 of the underlying type of a MS bitfield layout to the natural
11940 alignment of the type.
11942 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
11944 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
11945 to their natural alignment to avoid store forwarding stalls.
11947 2008-03-22 Richard Guenther <rguenther@suse.de>
11949 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
11950 For PHI nodes verify the address is invariant.
11951 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
11952 (get_symbol_constant_value): Use is_gimple_min_invariant.
11953 (maybe_fold_stmt_indirect): Likewise.
11955 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
11957 PR rtl-optimization/33927
11958 * Makefile.in (dse.o): Depend on $(TM_P_H).
11959 * expr.h (extract_low_bits): Declare.
11960 * expmed.c (extract_low_bits): New function.
11961 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
11962 * dse.c: Include tm_p.h.
11963 (find_shift_sequence): Remove the read_reg argument and return the
11964 read value. Emit the instructions instead of returning them.
11965 Iterate on new_mode rather than calculating it each time.
11966 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
11967 source to NEW_MODE and extract_low_bits to convert the shifted
11968 value to READ_MODE.
11969 (replace_read): Allow the load and store to have different mode
11970 classes. Use extract_low_bits when SHIFT == 0. Create the shift
11971 or extraction instructions before trying the replacement. Update
11972 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
11974 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
11976 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
11977 to their natural alignment to avoid store forwarding stalls.
11979 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11982 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
11983 encouraging but not allowing gprs for input;
11984 change the input constraint to !f#r.
11985 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
11987 change the output constraint to !f#r.
11989 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
11992 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
11993 corresponding post-reload splitters.
11994 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
11995 when x87 FP math is selected.
11996 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
11997 New function prototype.
11998 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
11999 unreachable function to ease macroization of insn patterns.
12001 2008-03-21 Martin Jambor <mjambor@suse.cz>
12003 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
12004 reference dumps if ddr is NULL or dependence is unknown.
12006 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
12008 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
12009 unsigned extension into account.
12010 (ATOMIC_COMPARE_AND_SWAP): Likewise.
12011 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
12012 Do computations on a scratch register.
12014 2008-03-21 Richard Guenther <rguenther@suse.de>
12016 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
12017 Use is_gimple_min_invariant instead of TREE_INVARIANT.
12018 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
12019 * tree-ssa-dom.c (record_equality): Likewise.
12020 * tree-inline.c (copy_body_r): Likewise.
12021 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
12024 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
12026 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
12027 as 'delete_unused' argument.
12029 2008-03-20 Richard Guenther <rguenther@suse.de>
12031 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
12032 special casing of constant qualifiers.
12033 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
12034 care about them in general.
12035 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
12036 regardless of their type.
12037 (fold_stmt_r): Forcefully fold *& if we end up with that.
12039 2008-03-20 Paul Brook <paul@codesourcery.com>
12041 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
12042 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
12044 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
12046 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
12047 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
12049 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
12051 * common.opt (Wmudflap): New option.
12052 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
12053 (mx_register_decls): Likewise.
12054 (mudflap_finish_file): Likewise.
12055 * doc/invoke.texi: Document -Wno-mudflap.
12057 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
12059 * c-format.c (replace_format_name_to_system_name): New.
12060 (cmp_attribs): New.
12061 (convert_format_name_to_system_name): New.
12062 (decode_format_attr): Add use of convert_format_name_to_system_name.
12063 (format_types_orig): Add gnu_ prefix to names.
12064 (check_format_info_main): Special treating of \0 escaped names for
12065 supporting multi-character format specifiers as I32, I64.
12066 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
12067 (gnu_target_overrides_format_attributes): New.
12068 * c-format.h: Add structure target_ovr_attr to hold
12069 system specific formatter names.
12070 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
12071 msformat-c.o file to c_target_objs and cxx_target_objs.
12072 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
12073 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
12074 (TARGET_N_FORMAT_TYPES): New.
12075 * config/i386/msformat-c.c: New.
12076 * config/i386/t-cygming: Add build rule for msformat-c.o.
12077 * doc/extend.texi: Add new format names gnu_* and ms_* and
12079 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
12081 2008-03-20 Ira Rosen <irar@il.ibm.com>
12083 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
12084 optimizations turned on under -O3.
12085 (ftree-vectorize): Add that the flag is turned on with -O3.
12087 2008-03-20 Ben Elliston <bje@au.ibm.com>
12089 * regmove.c (try_auto_increment): Fix spelling error in comment.
12090 * final.c (final_scan_insn): Likewise.
12092 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
12095 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
12096 allocator preferences for "y" and "r" class registers.
12097 ("*mov<mode>_internal"): Ditto.
12098 ("*movv2sf_internal_rex64"): Ditto.
12099 ("*movv2sf_internal"): Ditto.
12101 2008-03-19 Michael Matz <matz@suse.de>
12103 PR middle-end/35616
12104 * calls.c (expand_call): Check overlap of arguments with call
12105 address for sibcalls.
12107 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
12110 * stor-layout.c (update_alignment_for_field): Set minimum alignment
12111 of the underlying type of a MS bitfield layout to the natural
12112 alignment of the type.
12114 2008-03-19 Jan Hubicka <jh@suse.cz>
12117 * toplev.c (decode_d_option): Handle all CPP flags.
12118 * tree-vrp.c: Update tree_pass descriptors.
12119 * regrename.c: Update tree_pass descriptors.
12120 * fwprop.c: Update tree_pass descriptors.
12121 * doc/invoke.texi: Remove documentation of dropped -d? flags.
12122 * tree-into-ssa.c: Update tree_pass descriptors.
12123 * tree-dump.c: Update tree_pass descriptors.
12124 * tree-complex.c: Update tree_pass descriptors.
12125 * tree-dump.h: Update tree_pass descriptors.
12126 * see.c: Update tree_pass descriptors.
12127 * cgraphbuild.c: Update tree_pass descriptors.
12128 * tracer.c: Update tree_pass descriptors.
12129 * tree-loop-distribution.c: Update tree_pass descriptors.
12130 * cgraph.c: Update tree_pass descriptors.
12131 * postreload-gcse.c: Update tree_pass descriptors.
12132 * postreload.c: Update tree_pass descriptors.
12133 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
12134 * tree-tailcall.c: Update tree_pass descriptors.
12135 * tree-pass.h (tree_opt_pass): Rename to ...
12136 (opt_pass) ... this one; add "type" field and remove letter field.
12137 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
12138 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
12139 all_lowering_passes): Update declaration.
12140 * ipa-cp.c: Update tree_pass descriptors.
12141 * final.c: Update tree_pass descriptors.
12142 * omp-low.c: Update tree_pass descriptors.
12143 * tree-ssa-dse.c: Update tree_pass descriptors.
12144 * ipa-reference.c: Update tree_pass descriptors.
12145 * tree-ssa-uncprop.c: Update tree_pass descriptors.
12146 * auto-inc-dec.c: Update tree_pass descriptors.
12147 * reorg.c: Update tree_pass descriptors.
12148 * cgraphunit.c: Update tree_pass descriptors.
12149 * tree-ssa-copyrename.c: Update tree_pass descriptors.
12150 * tree-ssa-ccp.c: Update tree_pass descriptors.
12151 * df-core.c: Update tree_pass descriptors.
12152 * mode-switching.c: Update tree_pass descriptors.
12153 * tree-nomudflap.c: Update tree_pass descriptors.
12154 * modulo-sched.c: Update tree_pass descriptors.
12155 * ipa-pure-const.c: Update tree_pass descriptors.
12156 * cse.c: Update tree_pass descriptors.
12157 * web.c: Update tree_pass descriptors.
12158 * tree-stdarg.c: Update tree_pass descriptors.
12159 * tree-ssa-math-opts.c: Update tree_pass descriptors.
12160 * tree-ssa-dom.c: Update tree_pass descriptors.
12161 * tree-nrv.c: Update tree_pass descriptors.
12162 * tree-ssa-alias.c: Update tree_pass descriptors.
12163 * loop-init.c: Update tree_pass descriptors.
12164 * gimple-low.c: Update tree_pass descriptors.
12165 * ipa-inline.c: Update tree_pass descriptors.
12166 * tree-ssa-sink.c: Update tree_pass descriptors.
12167 * global.c: Update tree_pass descriptors.
12168 * ifcvt.c: Update tree_pass descriptors.
12169 * jump.c: Update tree_pass descriptors.
12170 * predict.c: Update tree_pass descriptors.
12171 * tree-ssa-loop.c: Update tree_pass descriptors.
12172 * recog.c: Update tree_pass descriptors.
12173 * dse.c: Update tree_pass descriptors.
12174 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
12175 * tree-eh.c: Update tree_pass descriptors.
12176 * regmove.c: Update tree_pass descriptors.
12178 * function.c: Update tree_pass descriptors.
12179 * tree-vectorizer.c: Update tree_pass descriptors.
12180 * gcse.c: Update tree_pass descriptors.
12181 * ipa-type-escape.c: Update tree_pass descriptors.
12182 * tree-if-conv.c: Update tree_pass descriptors.
12183 * init-regs.c: Update tree_pass descriptors.
12184 * ipa.c: Update tree_pass descriptors.
12185 * tree-ssa-phiopt.c: Update tree_pass descriptors.
12186 * rtl-factoring.c: Update tree_pass descriptors.
12187 * lower-subreg.c: Update tree_pass descriptors.
12188 * bt-load.c: Update tree_pass descriptors.
12189 * tree-dfa.c: Update tree_pass descriptors.
12190 * except.c: Update tree_pass descriptors.
12191 * emit-rtl.c: Update tree_pass descriptors.
12192 * cfgexpand.c: Update tree_pass descriptors.
12193 * tree-cfgcleanup.c: Update tree_pass descriptors.
12194 * cfgcleanup.c: Update tree_pass descriptors.
12195 * tree-ssa-pre.c: Update tree_pass descriptors.
12196 * tree-sra.c: Update tree_pass descriptors.
12197 * tree-mudflap.c: Update tree_pass descriptors.
12198 * tree-ssa-copy.c: Update tree_pass descriptors.
12199 * cfglayout.c: Update tree_pass descriptors.
12200 * tree-ssa-forwprop.c: Update tree_pass descriptors.
12201 * tree-ssa-dce.c: Update tree_pass descriptors.
12202 * tree-ssa.c: Update tree_pass descriptors.
12203 * regclass.c: Update tree_pass descriptors.
12204 * integrate.c: Update tree_pass descriptors.
12205 * tree-optimize.c: Update tree_pass descriptors.
12206 * tree-ssa-phiprop.c: Update tree_pass descriptors.
12207 * tree-object-size.c: Update tree_pass descriptors.
12208 * combine.c: Update tree_pass descriptors.
12209 * tree-outof-ssa.c: Update tree_pass descriptors.
12210 * bb-reorder.c: Update tree_pass descriptors.
12211 * stack-ptr-mod.c: Update tree_pass descriptors.
12212 * var-tracking.c: Update tree_pass descriptors.
12213 * tree-profile.c: Update tree_pass descriptors.
12214 * tree-vect-generic.c: Update tree_pass descriptors.
12215 * reg-stack.c: Update tree_pass descriptors.
12216 * sched-rgn.c: Update tree_pass descriptors.
12217 * tree-ssa-structalias.c: Update tree_pass descriptors.
12218 * tree-cfg.c: Update tree_pass descriptors.
12219 * passes.c (current_pass): Update declaration.
12220 (finish_optimization_passes): Update.
12221 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
12222 (register_one_dump_file, register_dump_files_1, next_pass_1):
12224 (init_optimization_passes): Update handling of new types.
12225 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
12226 * ipa-struct-reorg.c: Update tree_pass descriptors.
12227 * tree-ssa-reassoc.c: Update tree_pass descriptors.
12228 * combine-stack-adj.c: Update tree_pass descriptors.
12229 * cfgrtl.c: Update tree_pass descriptors.
12230 * dce.c: Update tree_pass descriptors.
12231 * tree-ssanames.c: Update tree_pass descriptors.
12233 2008-03-19 Richard Guenther <rguenther@suse.de>
12235 PR middle-end/35609
12236 * tree-ssa.c (walk_data): New structure.
12237 (warn_uninitialized_var): If not always_executed warn with "maybe"
12239 (execute_early_warn_uninitialized): Compute post-dominators.
12240 Initialize always_executed before processing each basic block.
12242 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
12245 * config/i386/i386.c (x86_this_parameter): Calculate correct location
12246 of "this" pointer when "regparm = N" or "fastcall" is in effect.
12248 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12250 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
12252 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
12254 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
12256 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
12257 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
12258 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
12259 target after ignore has been set, and move there also the commputation
12260 of subtarget and original_target.
12261 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
12262 (LANG_HOOKS_INITIALIZER): Remove it.
12263 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
12265 2008-03-18 Richard Guenther <rguenther@suse.de>
12267 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
12268 found an expression with constants, note that in the VN for the lhs.
12269 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
12270 fold them to constants if possible. Run cleanup_cfg if done so.
12271 (execute_pre): Return todo.
12272 (do_pre): Likewise.
12273 (execute_fre): Likewise.
12274 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
12276 (get_prop_source_stmt): Look through pointer conversions.
12278 2008-03-18 Jan Hubicka <jh@suse.cz>
12280 * tree-pretty-print.c: Include predict.h.
12281 (dump_generic_node): Dump predictor.
12282 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
12283 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
12284 * gimple-low.c (lower_stmt): Likewise.
12285 * expr.c (expand_expr_real): Likewise.
12286 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
12288 (build_predict_expr, build_predict_expr): New.
12289 * predict.h (predictor_name, build_predict_expr): Update.
12290 * c-typeck.c (c_finish_bc_stmt): Add prediction.
12291 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
12292 * predict.def (PRED_CONTINUE): Update hitrate.
12293 * tree.def (PREDICT_EXPR): Define.
12294 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
12295 do not handle BIND_EXPR.
12296 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
12297 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
12298 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
12301 2008-03-18 Michael Matz <matz@suse.de>
12303 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
12305 2008-03-18 Richard Guenther <rguenther@suse.de>
12307 * tree-gimple.h (is_gimple_invariant_address): Declare.
12308 (is_gimple_constant): Likewise.
12309 * tree-gimple.c (is_gimple_constant): New function.
12310 (is_gimple_invariant_address): Likewise.
12311 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
12312 and is_gimple_invariant_address.
12313 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
12315 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
12316 an addressable base.
12318 2008-03-18 Jakub Jelinek <jakub@redhat.com>
12320 PR middle-end/35611
12321 * gimplify.c (gimplify_expr): Gimplify second operand of
12324 2008-03-17 Richard Guenther <rguenther@suse.de>
12326 PR tree-optimization/19637
12327 * fold-const.c (fold_unary): Remove restrictions of removing
12328 intermediate pointer-conversions (P2)(P1)P0.
12329 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
12330 conversion to void pointer.
12331 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
12333 2008-03-16 James E. Wilson <wilson@tuliptree.org>
12336 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
12337 emulated thread local variables.
12339 2008-03-16 Richard Guenther <rguenther@suse.de>
12341 PR middle-end/35607
12342 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
12343 expand TREE_INVARIANT operations that are not gimple invariant.
12345 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
12347 * doc/extend.texi (Alignment): Say that the ABI controls
12348 the __alignof__ for non-strict-alignment targets rather
12349 than being a recommendation.
12351 2008-03-15 Paul Brook <paul@codesourcery.com>
12353 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
12355 (arm_output_fn_unwind): Mark functions that can not be unwound.
12357 2008-03-15 Paul Brook <paul@codesourcery.com>
12359 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
12360 extension instructions.
12362 2008-03-15 Richard Guenther <rguenther@suse.de>
12364 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
12365 and fold constant aggregate refs.
12366 (fold_const_aggregate_ref): Handle string constants
12367 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
12368 (evaluate_stmt): Simplify now that ccp_fold folds constant
12371 2008-03-15 Paul Brook <paul@codesourcery.com>
12373 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
12374 (extzv): Use gen_extzv_t2.
12375 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
12377 2008-03-15 Richard Guenther <rguenther@suse.de>
12379 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
12380 (fold_const_aggregate_ref): Likewise.
12381 (get_value): Return NULL if we don't have any values.
12382 (ccp_finalize): Set const_val to NULL after freeing it.
12383 * tree-flow.h (get_symbol_constant_value): Declare.
12384 (fold_const_aggregate_ref): Likewise.
12385 * tree-ssa-sccvn.c (try_to_simplify): Use them.
12387 2008-03-15 Richard Guenther <rguenther@suse.de>
12389 PR middle-end/35593
12390 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
12391 to not produce negative array indices if not allowed. Add
12392 parameter to indicate that.
12393 (maybe_fold_offset_to_component_ref): Allow negative array
12394 indices only for the first member of a structure.
12395 (maybe_fold_offset_to_reference): Allow negative array indices.
12396 (maybe_fold_stmt_addition): Likewise.
12398 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
12399 Anatoly Sokolov <aesok@post.ru>
12401 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
12402 (avr_arch): Add ARCH_AVR6.
12403 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
12404 (initial_elimination_offset): Initialize and use 'avr_pc_size'
12405 instead of fixed value 2.
12406 (print_operand_address): Use gs() asm specifier instead of pm().
12407 (avr_assemble_integer): (Ditto.).
12408 (avr_output_addr_vec_elt): (Ditto.).
12409 (print_operand): Handle "!" code.
12410 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
12411 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
12412 (AVR_HAVE_EIJMP_EICALL): Define.
12413 (AVR_3_BYTE_PC): Redefine.
12414 (AVR_2_BYTE_PC): (Ditto.).
12415 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
12416 (LINK_SPEC): Add atmega2560 and atmega2561.
12417 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
12419 * config/avr/avr.md (call_insn): Use eicall instead of icall
12420 for 3 byte PC devices.
12421 (call_value_insn): (Ditto.).
12422 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
12423 (indirect_jump): Use only for for 2 byte PC devices.
12424 (*tablejump): (Ditto.).
12425 (*indirect_jump_avr6): Add insn.
12426 (*tablejump_rjmp): Don't use for 3 byte PC devices.
12427 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
12428 instead of ijmp for 3 byte PC devices.
12429 (__tablejump2__): (Ditto.).
12430 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
12431 (MULITLIB_DIRNAMES): (Ditto.).
12432 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
12434 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
12436 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
12437 "sse2_umulsidi3". Use V1DI mode for operand 0.
12438 ("mmx_psadbw"): Use V1DI mode for operand 0.
12439 * config/i386/i386-modes.def (V1SI): New vector mode.
12440 * config/i386/i386.c (struct builtin_description)
12441 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
12442 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
12443 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
12444 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
12445 v1di_ftype_v8qi_v8qi type.
12446 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
12448 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
12449 __builtin_ia32_pmuludq]: Fix the mode of return value.
12451 2008-03-15 Richard Guenther <rguenther@suse.de>
12453 PR middle-end/35595
12454 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
12457 2008-03-14 Bob Wilson <bob.wilson@acm.org>
12459 * doc/invoke.texi (Option Summary, Xtensa Options): Document
12460 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
12461 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
12462 unless TARGET_SERIALIZE_VOLATILE is enabled.
12463 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
12464 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
12465 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
12467 2008-03-14 Richard Guenther <rguenther@suse.de>
12469 PR tree-optimization/34172
12470 * tree-flow.h (refs_may_alias_p): Declare.
12471 (get_single_def_stmt): Likewise.
12472 (get_single_def_stmt_from_phi): Likewise.
12473 (get_single_def_stmt_with_phi): Likewise.
12474 * tree-dfa.c (refs_may_alias_p): New function.
12475 (get_single_def_stmt): Likewise.
12476 (get_single_def_stmt_from_phi): Likewise.
12477 (get_single_def_stmt_with_phi): Likewise.
12478 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
12479 (vn_reference_lookup_1): New helper function.
12480 (vn_reference_lookup): Walk the virtual use-def chain to
12481 continue searching for a match if the def does not alias the
12482 reference we are looking for.
12484 2008-03-14 David Edelsohn <edelsohn@gnu.org>
12486 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
12487 archive and Perzl. Update The Written Word listing.
12489 2008-03-14 Richard Guenther <rguenther@suse.de>
12491 PR tree-optimization/34043
12492 PR tree-optimization/33989
12493 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
12495 (bitmap_find_leader): Use extra argument to verify dominance
12496 relationship inside a basic-block.
12497 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
12498 (find_leader_in_sets): Adjust.
12499 (create_component_ref_by_pieces): Take extra argument for
12500 dominance check, handle lookup failures.
12501 (find_or_generate_expression): Likewise.
12502 (create_expression_by_pieces): Likewise.
12503 (insert_into_preds_of_block): Adjust.
12504 (create_value_expr_from): If asked for, verify all operands
12505 are in the blocks AVAIL_OUT set.
12506 (make_values_for_stmt): Check for SSA_NAMEs that are life
12507 over an abnormal edge.
12508 (compute_avail): Remove such check.
12509 (do_SCCVN_insertion): New function.
12510 (eliminate): If we do not find a leader suitable for replacement
12511 insert a replacement expression from SCCVN if available.
12512 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
12513 (struct vn_ssa_aux): Add needs_insertion flag.
12514 * tree-ssa-sccvn.c (may_insert): New global flag.
12515 (copy_reference_ops_from_ref): Value-number union member access
12516 based on its size, not type and member if insertion is allowed.
12517 (visit_reference_op_load): For a weak match from union type
12518 punning lookup a view-converted value and insert a SSA_NAME
12519 for that value if that is not found.
12520 (visit_use): Make dumps shorter. Do not disallow value numbering
12521 SSA_NAMEs that are life over an abnormal edge to constants.
12522 (free_scc_vn): Release inserted SSA_NAMEs.
12523 (run_scc_vn): New flag to specify whether insertion is allowed.
12524 Process SSA_NAMEs in forward order.
12525 * tree-ssa-loop-im.c (for_each_index): Handle invariant
12526 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
12527 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
12528 pointer type to/from integral types that do not change the
12529 precision to regular conversions.
12531 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
12533 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
12534 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
12535 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
12536 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
12537 input arguments and the mode of return value. Built-in functions
12538 that operate on whole 64-bit MMX register now use V1DI mode.
12540 2008-03-13 Alon Dayan <alond@il.ibm.com>
12541 Olga Golovanevsky <olga@il.ibm.com>
12543 PR tree-optimization/35041
12544 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
12545 to locate the right position in a statement.
12547 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
12551 * config/i386/xmmintrin.h: Change all static inline functions to
12552 extern inline and add __gnu_inline__ attribute.
12553 * config/i386/bmintrin.h: Ditto.
12554 * config/i386/smmintrin.h: Ditto.
12555 * config/i386/tmmintrin.h: Ditto.
12556 * config/i386/mmintrin-common.h: Ditto.
12557 * config/i386/ammintrin.h: Ditto.
12558 * config/i386/emmintrin.h: Ditto.
12559 * config/i386/pmmintrin.h: Ditto.
12560 * config/i386/mmintrin.h: Ditto.
12561 * config/i386/mm3dnow.h: Ditto.
12563 2008-03-13 Jakub Jelinek <jakub@redhat.com>
12565 PR middle-end/35185
12566 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
12567 (lower_omp_2): New function.
12568 (lower_omp_1, lower_omp): Rewritten.
12570 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
12573 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
12574 with the phrase "Microsoft Windows compilers".
12575 (Push/Pop Macro Pragmas): New subsection. Document
12576 #pragma push_macro and pragma pop_macro.
12578 2008-03-12 Paul Brook <paul@codesourcery.com>
12580 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
12582 2008-03-12 Paul Brook <paul@codesourcery.com>
12584 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
12585 (thumb2_alusi3_short): Exclude PLUS and MINUS.
12586 (thumb2_addsi_shortim): Rename ...
12587 (thumb2_addsi_short): ... to this. Allow register operands.
12588 (thumb2_subsi_short): New pattern.
12589 (thumb2_one_cmplsi2_short,
12590 thumb2_negsi2_short): New patterns and peepholes.
12592 2008-03-12 Paul Brook <paul@codesourcery.com>
12594 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
12596 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
12598 * config/i386/i386.md (int_cond): New code iterator.
12600 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
12601 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
12602 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
12603 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
12604 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
12605 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
12606 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
12607 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
12609 2008-03-12 Paul Brook <paul@codesourcery.com>
12611 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
12612 instead of {arm,thumb}_compute_save_reg_mask.
12613 (output_return_instruction): Ditto.
12614 (thumb_unexpanded_epilogue): Ditto.
12615 (thumb1_expand_prologue): Ditto.
12616 (thumb1_output_function_prologue): Ditto.
12617 (arm_set_return_address): Ditto.
12618 (thumb_set_return_address): Ditto.
12619 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
12620 regs to achieve stack alignment.
12621 (thumb1_compute_save_reg_mask): Fix compiler warning.
12622 (arm_output_epilogue): Use offsets->saved_regs_mask.
12623 Adjust stack pointer by poping call clobered registers.
12624 (arm_expand_prologue): Use offsets->saved_regs_mask.
12625 Adjust stack pointer by pushing extra registers.
12626 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
12628 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
12631 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
12632 conversion to the operands of a multiplication.
12634 2008-03-12 Richard Guenther <rguenther@suse.de>
12636 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
12637 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
12638 * timevar.def (TV_TREE_PHIPROP): Add.
12639 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
12640 pass description. Use TV_TREE_PHIPROP.
12641 * tree-ssa-forwprop.c: Remove phiprop code.
12643 2008-03-12 Jakub Jelinek <jakub@redhat.com>
12645 PR middle-end/35549
12646 * omp-low.c (maybe_lookup_decl): Constify first argument.
12647 (use_pointer_for_field): Change last argument from bool to
12648 omp_context *. Disallow shared copy-in/out in nested
12649 parallel if decl is shared in outer parallel too.
12650 (build_outer_var_ref, scan_sharing_clauses,
12651 lower_rec_input_clauses, lower_copyprivate_clauses,
12652 lower_send_clauses, lower_send_shared_vars): Adjust callers.
12654 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
12655 Ira Rosen <irar@il.ibm.com>
12657 * tree-vectorizer.c (free_stmt_vec_info): New function.
12658 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
12659 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
12660 * tree-vectorizer.h (free_stmt_vec_info): Declare.
12661 * tree-vect-transform.c (vectorizable_conversion): Free
12662 vec_oprnds0 if it was allocated.
12663 (vect_permute_store_chain): Remove unused VECs.
12664 (vectorizable_store): Free VECs that are allocated in the..
12666 (vect_transform_strided_load, vectorizable_load): Likewise.
12667 (vect_remove_stores): Simplify the code.
12668 (vect_transform_loop): Move code to vect_remove_stores().
12669 Call vect_remove_stores() and free_stmt_vec_info().
12671 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12673 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
12674 TARGET_HPUX. Revise comment.
12675 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
12676 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
12677 Use sr4 variant of `be' instruction when not generating PIC code.
12678 (attr_length_call): Adjust for above change.
12680 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
12682 * ipa-reference.c (static_execute): Remove module_statics_const and
12683 associated setting code.
12685 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
12688 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
12689 predicate for operand 1.
12690 (paritysi2_cmp): Use register_operand predicate for operand 2.
12691 Use earlyclobber modifier for operand 1. Remove support for
12693 (paritydi2_cmp): Use register_operand predicate for operand 3.
12694 Use earlyclobber modifier for operand 1. Remove support for
12697 2008-03-11 Paul Brook <paul@codesourcery.com>
12698 Vladimir Prus <vladimir@codesourcery.com>
12700 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
12701 (arm_compute_save_reg0_reg12_mask): Always
12702 check if register 11 must be saved. Always safe hard frame pointer
12703 when frame_pointer_needeed.
12704 (arm_compute_save_reg_mask): Save IP and PC
12705 only with apcs frames.
12706 (arm_output_epilogue): Adjust Thumb2 codepath to
12707 be also invoked and work for ARM non-apcs frames.
12708 (arm_expand_prologue): Don't bother saving IP
12709 for non-apcs frame, since it's not clobbered by
12710 prologue code. Implement non-apcs frame
12713 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
12715 PR rtl-optimization/35281
12716 * expr.c (convert_move): Use a new pseudo for the intermediate
12717 from_mode->word_mode result.
12719 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
12721 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
12722 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
12723 * toplev.c (compile_file): Don't call it.
12725 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
12727 PR middle-end/35526
12728 * expr.c (store_expr): Call emit_block_move if the mode
12729 of "temp" RTX is BLKmode.
12731 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
12732 Richard Guenther <rguenther@suse.de>
12734 PR tree-optimization/31358
12735 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
12736 the step with a NULL_TREE.
12737 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
12738 to sizetype if type is a pointer type.
12739 (add_candidate_1): Don't convert the base and step to
12740 the generic type if the orginal type is a pointer type.
12741 (add_iv_value_candidates): Use sizetype for the step
12742 if type is a pointer type.
12743 (cand_value_at): Likewise.
12744 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
12746 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
12747 Don't convert the tem affine to the type.
12748 (add_elt_to_tree): Use sizetype for the step if a pointer.
12749 Use POINTER_PLUS_EXPR for pointers.
12750 (aff_combination_to_tree): Use sizetype for the step if a
12753 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
12755 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
12756 Remove commutativity hint.
12758 2008-03-10 Jakub Jelinek <jakub@redhat.com>
12762 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
12763 errorneous type. Check that v is a VAR_DECL.
12765 PR middle-end/35099
12766 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
12768 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
12770 PR tree-optimization/35494
12771 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
12772 may be overriden at link and run time.
12774 2008-03-10 Richard Guenther <rguenther@suse.de>
12776 PR tree-optimization/34677
12777 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
12778 (poolify_tree): Likewise.
12779 (modify_expr_template): Likewise.
12780 (poolify_modify_stmt): Likewise.
12781 (insert_fake_stores): Handle all component-ref style stores
12782 in addition to INDIRECT_REF. Also handle complex types.
12783 Do not poolify the inserted load.
12784 (realify_fake_stores): Do not rebuild the tree but only
12785 make it a SSA_NAME copy.
12786 (init_pre): Remove initialzation of modify_expr_template.
12787 Do not allocate modify_expr_node_pool.
12788 (fini_pre): Do not free modify_expr_node_pool.
12790 2008-03-10 Paul Brook <paul@codesourcery.com>
12792 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
12793 to avoid conflicts.
12795 2008-03-10 Paul Brook <paul@codesourcery.com>
12796 Mark Shinwell <shinwell@codesourcery.com>
12798 * config/arm/cortex-r4.md: New.
12799 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
12801 * config/arm/arm.md: Include cortex-r4.md.
12802 (insn): Add smmls, sdiv and udiv values.
12803 (generic_sched): Don't use generic scheduling for Cortex-R4.
12804 (arm_issue_rate): New function.
12805 (TARGET_SCHED_ISSUE_RATE): Define.
12807 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
12809 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
12811 2008-03-10 Richard Guenther <rguenther@suse.de>
12813 * tree-ssa-pre.c (get_sccvn_value): Simplify.
12814 (compute_avail): Do not add stmt uses to AVAIL_OUT.
12816 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
12818 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
12819 Set default to true.
12821 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12823 * c.opt (Wsynth): Deprecate.
12824 * doc/invoke.texi (Option Summary, Warning Options): Document
12825 -Wno-format-contains-nul.
12827 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
12830 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
12831 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
12833 2008-03-09 Ira Rosen <irar@il.ibm.com>
12835 * config/rs6000/rs6000.c (builtin_description): Rename vector
12836 left shift operations.
12837 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
12838 (altivec_vsl<VI_char>): Rename to ...
12839 (ashl<mode>3): ... new name.
12840 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
12842 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
12844 2008-03-08 Richard Guenther <rguenther@suse.de>
12846 * coverage.h (tree_coverage_counter_addr): Declare.
12847 * coverage.c (tree_coverage_counter_addr): New function.
12848 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
12849 before using again.
12850 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
12851 (tree_gen_one_value_profiler): Likewise.
12852 (tree_gen_ic_profiler): Likewise.
12853 (tree_gen_average_profiler): Likewise.
12854 (tree_gen_ior_profiler): Likewise.
12856 2008-03-08 Richard Guenther <rguenther@suse.de>
12858 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
12859 (vn_binary_op_insert): Likewise.
12860 (vn_unary_op_lookup): Likewise.
12861 (vn_unary_op_insert): Likewise.
12862 (vn_nary_op_lookup): Declare.
12863 (vn_nary_op_insert): Likewise.
12864 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
12865 and binary hashes, use a single obstack for unary_op_pool
12866 and binary_op_pool.
12867 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
12868 a single struct vn_nary_op_s. Store tree code length and
12869 a variable number of operands.
12870 (struct vn_reference_op_struct): Remove unused op2.
12871 (vn_reference_op_eq): Do not compare op2.
12872 (vn_reference_op_compute_hash): Do not compute hash of op2.
12873 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
12874 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
12875 with vn_nary_op_compute_hash.
12876 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
12877 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
12879 (vn_unary_op_insert, vn_binary_op_insert): Replace with
12881 (visit_unary_op): Call nary functions.
12882 (visit_binary_op): Likewise.
12883 (process_scc): Adjust for struct vn_tables_s changes.
12884 (allocate_vn_table): Likewise.
12885 (free_vn_table): Likewise.
12886 * tree-vn.c (vn_add): Call nary functions.
12887 (vn_lookup): Likewise.
12889 2008-03-08 Jakub Jelinek <jakub@redhat.com>
12892 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
12893 wdst back after sync_compare_and_swapqhi_internal.
12895 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
12898 * config/i386/i386-modes.def (V1DI): New vector mode.
12899 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
12900 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
12901 (MMXMODE248): Ditto.
12902 (MMXMODE): Add V1DI mode.
12903 (mmxvecsize): Change DI mode to V1DI mode.
12904 ("mov<mode>): Use MMXMODEI8 mode iterator.
12905 ("*mov<mode>_internal_rex64"): Ditto.
12906 ("*mov<mode>_internal"): Ditto.
12907 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
12908 ("mmx_sub<mode>3"): Ditto.
12909 ("mmx_adddi3"): Remove insn pattern.
12910 ("mmx_subdi3"): Ditto.
12911 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
12912 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
12913 ("mmx_ashl<mode>3"): Ditto.
12914 ("mmx_lshrdi3"): Remove insn pattern.
12915 ("mmx_ashldi3"): Ditto.
12916 * config/i386/i386.c (classify_argument): Handle V1DImode.
12917 (function_arg_advance_32): Ditto.
12918 (function_arg_32): Ditto.
12919 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
12920 mmx_addv1di3 insn pattern.
12921 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
12922 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
12923 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
12924 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
12925 Remove definitions of built-in functions.
12926 (V1DI_type_node): New node.
12927 (v1di_ftype_v1di_int): Ditto.
12928 (v1di_ftype_v1di_v1di): Ditto.
12929 (v2si_ftype_v2si_si): Ditto.
12930 (v4hi_ftype_v4hi_di): Remove node.
12931 (v2si_ftype_v2si_di): Ditto.
12932 (ix86_init_mmx_sse_builtins): Handle V1DImode.
12933 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
12934 Redefine builtins using def_builtin_const with *_ftype_*_int node.
12935 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
12936 Add new builtins using def_builtin_const.
12937 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
12938 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
12939 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
12940 * config/i386/mmintrin.h (__v1di): New typedef.
12941 (_mm_add_si64): Cast arguments to __v1di type.
12942 (_mm_sub_si64): Ditto.
12943 (_mm_sll_pi16): Cast __count to __v4hi type.
12944 (_mm_sll_pi32): Cast __count to __v2si type.
12945 (_mm_sll_si64): Cast arguments to __v1di type.
12946 (_mm_srl_pi16): Cast __count to __v4hi type.
12947 (_mm_srl_pi32): Cast __count to __v2si type.
12948 (_mm_srl_si64): Cast arguments to __v1di type.
12949 (_mm_sra_pi16): Cast __count to __v4hi type.
12950 (_mm_sra_pi32): Cast __count to __v2si type.
12951 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
12952 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
12953 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
12954 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
12955 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
12956 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
12957 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
12958 (_mm_srai_pi32): Use __builtin_ia32_psradi.
12959 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
12960 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
12961 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
12962 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
12964 2008-03-07 Joseph Myers <joseph@codesourcery.com>
12966 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
12968 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
12971 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
12972 reg+const addressing for Altivec modes. Don't generate reg+reg
12973 addressing for TFmode or TDmode quantities.
12975 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
12977 * c-common.c (vector_types_convertible_p): Call langhook
12978 instead of comptypes.
12980 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12983 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
12984 integral and scalar float variables which have a
12987 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
12989 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
12990 dwarf_register_span hook when emitting unwind information for
12991 register-to-memory saves.
12992 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
12993 (rs6000_frame_related): Remove call to spe_synthesize_frame.
12995 2008-03-06 Jakub Jelinek <jakub@redhat.com>
12997 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
12998 for the same VAR_DECL.
13000 2008-03-06 Tom Tromey <tromey@redhat.com>
13002 * treelang: Delete.
13003 * doc/standards.texi (Standards): Don't mention treelang.
13004 * doc/invoke.texi (Overall Options): Don't mention treelang.
13005 * doc/install.texi (Prerequisites): Don't mention bison or
13007 (Configuration): Don't mention treelang.
13008 (Building): Likewise.
13009 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
13011 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
13013 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
13014 word-extractions out of a multi-word object.
13016 2008-03-06 Richard Guenther <rguenther@suse.de>
13018 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
13019 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
13020 result type and precision.
13021 * expr.c (get_inner_reference): Set unsignedp based on the result
13022 type of BIT_FIELD_REF.
13023 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
13024 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
13025 (try_instantiate_multiple_fields): Likewise. Use the correct type
13027 (sra_build_assignment): Likewise.
13028 (sra_build_elt_assignment): Likewise.
13029 (sra_explode_bitfield_assignment): Likewise.
13030 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
13031 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
13032 set BIT_FIELD_REF_UNSIGNED.
13033 (vectorizable_load): Likewise.
13035 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
13037 * cse.c (cse_extended_basic_block): Invalidate artificial defs
13040 2008-03-06 Richard Guenther <rguenther@suse.de>
13042 * alias.c (struct alias_set_entry): Move has_zero_child field
13043 to pack with alias_set.
13045 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
13047 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
13050 2008-03-05 Ian Lance Taylor <iant@google.com>
13052 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
13054 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
13056 * fwprop.c (update_df): Support width and offset parameters of
13058 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
13059 global_conflicts): Change DF_REF_EXTRACT to either
13060 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13061 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13062 * df-scan.c (df_ref_record, df_defs_record,
13063 df_ref_create_structure, df_def_record_1, df_uses_record,
13064 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
13065 df_bb_refs_collect, df_entry_block_defs_collect,
13066 df_exit_block_uses_collect): Support new width and offset fields.
13067 (ref_extract_pool): New storage pool.
13068 (df_free_ref): New function.
13069 (df_reg_chain_unlink, df_free_collection_rec,
13070 df_sort_and_compress_refs): Call df_free_ref.
13071 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
13073 (df_ref_create_structure): Allocate df_ref_extract if offset and
13074 width fields are used.
13075 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
13076 (df_uses_record): Get offset and width from ZERO_EXTRACT
13078 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
13079 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13080 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13081 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
13082 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13083 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13084 (df_ref_extract): New structure.
13085 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
13086 (df_ref_create): Add width and offset parameters.
13088 2008-03-05 Richard Guenther <rguenther@suse.de>
13090 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13091 Use ranges_overlap_p.
13092 (offset_overlaps_with_access): Rename
13093 to ranges_overlap_p and move ...
13094 * tree-flow-inline.h (ranges_overlap_p): ... here.
13096 * tree.h (get_inner_reference, handled_component_p): Update
13099 * tree.h (record_component_aliases, get_alias_set,
13100 alias_sets_conflict_p, alias_sets_must_conflict_p,
13101 objects_must_conflict_p): Move declarations ...
13102 * alias.h (record_component_aliases, get_alias_set,
13103 alias_sets_conflict_p, alias_sets_must_conflict_p,
13104 objects_must_conflict_p): ... here.
13105 Include coretypes.h.
13106 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
13108 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
13110 * cfg.c: Include tree-flow.h.
13111 (remove_edge_raw): Call redirect_edge_var_map_clear.
13112 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
13113 * tree-flow-inline.h (redirect_edge_var_map_def): New.
13114 (redirect_edge_var_map_result): New.
13115 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
13116 PENDING_STMT use with redirect_edge_var_map_*.
13117 * tree-ssa.c (edge_var_maps): New definition.
13118 (redirect_edge_var_map_add): New.
13119 (redirect_edge_var_map_clear): New.
13120 (redirect_edge_var_map_dup): New.
13121 (redirect_edge_var_map_vector): New.
13122 (redirect_edge_var_map_destroy): New.
13123 (ssa_redirect_edge): Replace PENDING_STMT use with
13124 redirect_edge_var_map_*.
13125 (flush_pending_stmts): Same.
13126 (delete_tree_ssa): Destroy edge var map.
13127 * tree-flow.h (struct _edge_var_map): New.
13128 Define edge_var_map vector type.
13129 Declare redirect_edge_var_map_* prototypes.
13130 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
13131 * tree-cfg.c (reinstall_phi_args): Replace
13132 PENDING_STMT use with redirect_edge_var_map_*.
13134 2008-03-05 Richard Guenther <rguenther@suse.de>
13136 PR tree-optimization/35472
13137 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
13138 whose single use_stmt has a overlapping set of loaded and
13139 stored symbols as that use_stmt might be a noop assignment then.
13141 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
13143 * gthr-rtems.h: Implement __gthread_mutex_destroy.
13145 2008-03-05 Richard Guenther <rguenther@suse.de>
13148 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
13149 should be constants.
13150 * tree-cfg.c (verify_expr): Verify it.
13151 * fold-const.c (fold_truthop): Remove code generating
13152 BIT_FIELD_REFs of structure bases.
13153 (fold_binary): Likewise.
13154 (fold_ternary): Position and size of BIT_FIELD_REFs are
13155 always host integers.
13156 (make_bit_field_ref): Remove.
13157 (optimize_bit_field_compare): Remove.
13158 (all_ones_mask_p): Remove.
13160 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
13163 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
13164 (split_block_and_df_analyze): New. Split basic block and rebuild
13166 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
13168 (split_pattern_seq): Likewise.
13169 (erase_matching_seqs): Likewise.
13170 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
13172 2008-03-04 Geoff Keating <geoffk@apple.com>
13174 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
13175 declaration and code.
13176 (tree_invalid_nonnegative_warnv_p): Likewise.
13178 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
13180 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
13181 examples. Truncate option-names then causing overfull hbox.
13183 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13186 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
13188 * configure: Rebuilt.
13190 2008-03-04 Rafael Espindola <espindola@google.com>
13192 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
13193 (tree_unary_nonnegative_warnv_p): New.
13194 (tree_binary_nonnegative_warnv_p): New.
13195 (tree_single_nonnegative_warnv_p): New.
13196 (tree_invalid_nonnegative_warnv_p): New.
13197 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
13199 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13202 * opts.c (handle_option): Postpone 'unknown option' errors only for
13205 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
13208 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
13211 2008-03-04 Rafael Espindola <espindola@google.com>
13213 * fold-const.c (tree_unary_nonzero_warnv_p): New.
13214 (tree_binary_nonzero_warnv_p): New.
13215 (tree_single_nonzero_warnv_p): New.
13216 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
13218 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
13220 PR middle-end/35456
13221 * fold-const.c (fold_cond_expr_with_comparison): Prevent
13222 transformations for modes that have signed zeros.
13223 * ifcvt.c (noce_try_abs): Ditto.
13225 2008-03-04 Joseph Myers <joseph@codesourcery.com>
13227 * config/i386/i386.c (override_options): Force
13228 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
13230 2008-03-04 Jan Hubicka <jh@suse.cz>
13233 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
13236 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
13238 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
13239 label to probe the stack.
13241 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
13243 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
13244 (__gthr_win32_mutex_destroy): Declare.
13245 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
13246 __gthr_win32_mutex_destroy.
13247 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
13249 2008-03-03 Jan Hubicka <jh@suse.cz>
13252 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
13253 aggressive on inlining cold calls.
13255 2008-03-03 Richard Guenther <rguenther@suse.de>
13257 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
13258 struct copies into the expression table.
13259 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
13260 (try_to_simplify): Likewise.
13261 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
13262 integral and pointer arguments which do not change the
13263 precision to NOP_EXPRs.
13264 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
13265 VIEW_CONVERT_EXPR case.
13267 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
13269 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
13270 defined in a loop at depth 0 is invariant.
13271 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
13272 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
13273 be called at loop depth 0.
13275 2008-03-02 Jakub Jelinek <jakub@redhat.com>
13278 * gcc.c (process_command): Update copyright notice dates.
13279 * gcov.c (print_version): Likewise.
13280 * gcov-dump.c (print_version): Likewise.
13281 * mips-tfile.c (main): Likewise.
13282 * mips-tdump.c (main): Likewise.
13284 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13287 * c-common.c (flag_permissive): Delete.
13288 (constant_expression_warnings): Check flags first.
13289 (constant_expression_error): New.
13290 * c-common.h (flag_permissive): Delete.
13291 (constant_expression_error): Declare.
13292 * flags.h (flag_permissive): Declare. Update description.
13293 * diagnostic.c (pedwarn): Update.
13295 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
13296 (permissive_error_kind): New.
13297 * toplev.c (flag_permissive): Define. Update description.
13298 * toplev.h (permissive_error_kind): Declare.
13299 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
13300 (pedwarn_c90): Use pedantic_warning_kind.
13301 * c-opts.c (c_common_post_options): flag_permissive does not affect
13302 flag_pedantic_errors.
13304 2008-03-02 Joseph Myers <joseph@codesourcery.com>
13306 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
13307 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
13308 __absvsi2, __absvDI2): Use unsigned arithmetic.
13310 2008-03-02 Andi Kleen <ak@suse.de>
13311 Richard Guenther <rguenther@suse.de>
13313 * struct-equiv.c: Remove file.
13314 * cfg_cleanup.c (condjump_equiv_p): Remove.
13315 * Makefile.in (OBJS-common): Remove struct-equiv.o.
13316 (struct-equiv.o): Remove rule.
13317 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
13318 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
13319 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
13321 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13323 * ifcvt.c (noce_process_if_block): Try to handle only the then
13324 block if the else block exists but isn't suitable.
13326 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
13329 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
13330 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
13331 regression from previous patch.
13333 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
13336 * gthr.h: Add __gthread_mutex_destroy as a function that must be
13338 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
13339 * gthr-single.h (__gthread_mutex_destroy): Likewise.
13340 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
13341 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
13342 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
13343 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
13344 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
13345 (__gthread_mutex_destroy_function): Rename to
13346 __gthread_mutex_destroy.
13347 * gthr-dce.h (__gthread_mutex_destroy): Call
13348 pthread_mutex_destroy.
13349 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
13350 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
13351 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
13353 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13355 * df-scan.c (df_ref_chain_change_bb): Simplify.
13356 (df_insn_change_bb): Add new_bb argument. Simplify. Call
13357 set_block_for_insn if there's any change.
13358 * df.h ((df_insn_change_bb): Fix prototype.
13359 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
13360 df_insn_change_bb, don't call set_block_for_insn.
13361 * emit-rtl.c (reorder_insns): Likewise.
13362 * haifa-sched.c (move_insn): Likewise.
13364 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13366 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
13368 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13370 * tree-flow-inline.h (next_readonly_imm_use): Return
13371 NULL_USE_OPERAND_P after the end.
13373 2008-03-01 Richard Guenther <rguenther@suse.de>
13375 PR tree-optimization/35411
13376 * tree-sra.c (sra_build_assignment): Split conversion to
13377 final type to a separate statement if we are not assigning
13380 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13382 * fold-const.c (fold_convertible_p): Correct the logic to follow
13383 that in fold_convert().
13385 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
13388 * tree-inline.c (build_duplicate_type): When we make a
13389 duplicate type, make it unique in the canonical types system.
13391 2008-02-29 Tom Tromey <tromey@redhat.com>
13393 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
13394 input_file_stack_history, input_file_stack_restored): Remove.
13395 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
13396 * input.h (struct file_stack): Remove.
13397 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
13398 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
13400 * diagnostic.h (struct diagnostic_context) <last_module>: Change
13402 (diagnostic_last_module_changed): Add 'map' argument.
13403 (diagnostic_set_last_function): Likewise.
13404 * diagnostic.c (undiagnostic_report_current_module): Iterate using
13405 line map, not input_file_stack.
13406 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
13408 2008-02-29 Paul Brook <paul@codesourcery.com>
13410 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
13412 2008-02-29 Paul Brook <paul@codesourcery.com>
13414 * config/arm/ieee754-df.S (muldf3): Use RET macros.
13416 2008-02-29 Richard Guenther <rguenther@suse.de>
13418 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
13420 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
13421 value for comparing for a store match.
13422 (simplify_unary_expression): Do nothing for SSA_NAMEs.
13423 (try_to_simplify): Do not do a full-blown reference lookup.
13425 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
13427 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
13428 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
13430 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
13432 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
13434 * tree-loop-linear.c (try_interchange_loops): Compare memory access
13435 strides against cache sizes.
13437 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
13439 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
13442 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
13444 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
13445 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
13446 is smaller than the original promoted value.
13447 (simplify_subreg): If OP is a SUBREG, try to preserve its
13448 SUBREG_PROMOTED_VAR_P information.
13450 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
13452 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
13453 (VN_INFO_GET): Allocate new objects on the obstack.
13454 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
13455 for rpo_numbers_temp, for consistency.
13456 (free_scc_vn): Free the obstack.
13458 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
13460 * doc/invoke.texi: Document -ftree-loop-distribution.
13461 * tree-loop-distribution.c: New.
13462 * tree-pass.h (pass_loop_distribution): New.
13463 * graphds.h (struct graph): Add htab_t indices.
13464 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
13465 * tree-vectorizer.c (rename_variables_in_loop): Extern.
13466 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
13467 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
13468 * tree-data-ref.c (debug_data_dependence_relations): New.
13469 (dump_data_dependence_relation): Also print data references.
13470 (free_data_ref): Extern.
13471 (same_access_functions): Moved...
13472 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
13473 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
13474 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
13475 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
13476 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
13477 (stmts_from_loop): Skip LABEL_EXPR.
13478 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
13480 (build_rdg): Initialize rdg->indices htab.
13481 (free_rdg, stores_from_loop, ref_base_address,
13482 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
13483 have_similar_memory_accesses_1, ref_base_address_1,
13484 remove_similar_memory_refs): New.
13485 * tree-data-ref.h: Depend on tree-chrec.h.
13486 (debug_data_dependence_relations, free_data_ref): Declared.
13487 (same_access_functions): ... here.
13488 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
13490 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
13491 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
13492 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
13493 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
13494 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
13495 rdg_vertex_for_stmt): Declared.
13496 (struct rdg_edge): Add level.
13498 (free_rdg, stores_from_loop, remove_similar_memory_refs,
13499 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
13501 (rdg_has_similar_memory_accesses): New.
13502 * tree-vect-analyze.c: Remove unused static decls.
13503 * lambda.h (dependence_level): New.
13504 * common.opt (ftree-loop-distribution): New.
13505 * tree-flow.h (mark_virtual_ops_in_bb,
13506 slpeel_tree_duplicate_loop_to_edge_cfg,
13507 rename_variables_in_loop): Declared.
13508 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
13509 (OBJS-common): Add tree-loop-distribution.o.
13510 (tree-loop-distribution.o): New rule.
13511 * tree-cfg.c (mark_virtual_ops_in_bb): New.
13512 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
13513 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
13515 2008-02-28 Joseph Myers <joseph@codesourcery.com>
13518 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
13519 other than structures and unions.
13521 2008-02-28 Richard Guenther <rguenther@suse.de>
13524 2008-02-26 Richard Guenther <rguenther@suse.de>
13526 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13527 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13528 (lookup_decl_from_uid): Declare.
13529 (remove_decl_from_map): Likewise.
13530 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13531 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13532 (decl_for_uid_map): New global hashtable mapping DECL_UID
13534 (init_ttree): Allocate it.
13535 (insert_decl_to_uid_decl_map): New helper function.
13536 (make_node_stat): Insert new decls into the map.
13537 (copy_node_stat): Likewise.
13538 (lookup_decl_from_uid): New function.
13539 (remove_decl_from_map): Likewise.
13540 (print_decl_for_uid_map_statistics): New helper.
13541 (dump_tree_statistics): Call it.
13543 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13544 (referenced_var_iterator): Adjust.
13545 (FOR_EACH_REFERENCED_VAR): Adjust.
13546 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13547 (num_referenced_vars): Adjust.
13548 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13549 (first_referenced_var): Remove.
13550 (end_referenced_vars_p): Likewise.
13551 (next_referenced_var): Likewise.
13552 (referenced_var_iterator_set): New helper function.
13553 * tree-dfa.c (referenced_var_lookup): Adjust.
13554 (referenced_var_check_and_insert): Likewise.
13555 (remove_referenced_var): Likewise.
13556 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13557 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13558 (verify_call_clobbering): Likewise.
13559 (verify_memory_partitions): Likewise.
13560 (init_tree_ssa): Allocate bitmap instead of hashtable for
13562 (delete_tree_ssa): Adjust.
13563 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
13564 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13565 (compute_tag_properties): Likewise.
13566 (set_initial_properties): Likewise.
13567 (find_partition_for): Likewise.
13568 (update_reference_counts): Likewise.
13569 (dump_may_aliases_for): Likewise.
13570 * tree-ssa-operands.c (add_virtual_operand): Likewise.
13571 (add_call_clobber_ops): Likewise.
13572 (add_call_read_ops): Likewise.
13573 (get_asm_expr_operands): Likewise.
13574 * tree-into-ssa.c (dump_decl_set): Likewise.
13575 (update_ssa): Likewise.
13576 * tree-sra.c (scan_function): Likewise.
13577 (decide_instantiations): Likewise.
13578 (scalarize_parms): Likewise.
13579 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
13580 (dsa_named_for): Likewise.
13581 * tree-ssa-structalias.c (update_alias_info): Likewise.
13582 (merge_smts_into): Likewise.
13584 2008-02-27 David Daney <ddaney@avtrex.com>
13587 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
13588 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
13589 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
13590 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
13591 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
13593 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
13596 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
13597 (BUILT_IN_NEXTTOWARD): Remove.
13598 (BUILT_IN_NEXTTOWARDF): Ditto.
13599 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
13600 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
13602 2008-02-27 Tom Tromey <tromey@redhat.com>
13604 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
13605 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
13607 2008-02-27 Jan Beulich <jbeulich@novell.com>
13609 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
13610 update the respective field on newdecl.
13612 2008-02-27 Revital Eres <eres@il.ibm.com>
13614 PR rtl-optimization/34999
13615 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
13616 crossing edges that ends with a call insn.
13617 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
13618 call insn and clear the EDGE_CROSSING flag of the crossing edge
13619 when fixing fallthru edges.
13621 2008-02-27 Richard Guenther <rguenther@suse.de>
13623 PR middle-end/35390
13624 * fold-const.c (fold_unary): Return the correct argument,
13625 converted to the result type.
13627 2008-02-27 Richard Guenther <rguenther@suse.de>
13629 PR middle-end/34971
13630 * expr.c (expand_expr_real_1): Assert on rotates that operate
13632 * fold-const.c (fold_binary): Use the types precision, not the
13633 bitsize of the mode if folding rotate expressions. Build rotates
13634 only for full modes.
13636 2008-02-27 Jakub Jelinek <jakub@redhat.com>
13638 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
13639 and CPP_PRAGMA_EOL.
13640 * c-pragma.c (pragma_ns_name): New typedef.
13641 (registered_pp_pragmas): New variable.
13642 (c_pp_lookup_pragma): New function.
13643 (c_register_pragma_1): If flag_preprocess_only, do nothing
13644 for non-expanded pragmas, for expanded ones push pragma's
13645 namespace and name into registered_pp_pragmas vector.
13646 (c_invoke_pragma_handler): Register OpenMP pragmas even when
13647 flag_preprocess_only, don't register GCC pch_preprocess
13648 pragma if flag_preprocess_only.
13649 * c-opts.c (c_common_init): Call init_pragma even if
13650 flag_preprocess_only.
13651 * c-pragma.c (c_pp_lookup_pragma): New prototype.
13652 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
13653 cpp_register_pragma if flag_preprocess_only.
13655 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13658 * c-parser.c (c_parser_translation_unit): Warn for empty
13659 translation unit, not empty source file.
13661 2008-02-26 Paul Brook <paul@codesourcery.com>
13663 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
13664 operand for Thumb-2.
13665 * config/arm/arm.h (reg_class): Add CORE_REGS.
13666 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
13667 (BASE_REG_CLASS): Use CORE_REGS.
13668 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
13669 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
13670 (REGNO_OK_FOR_INDEX_P): Exclude SP.
13671 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
13672 ARM_REGNO_OK_FOR_INDEX_P.
13673 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
13674 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
13675 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
13676 (ldm/stm peepholes): Ditto.
13677 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
13678 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
13679 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
13680 * config/arm/constraints.md: Enable "k" constraint on ARM.
13682 2008-02-27 Ben Elliston <bje@au.ibm.com>
13684 * config/rs6000/rs6000.c: Annotate cache line size field in all
13685 instances of struct processor_costs.
13687 2008-02-26 David Edelsohn <edelsohn@gnu.org>
13689 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
13690 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
13691 jump_bypass): New counters.
13692 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
13693 * dce.c (gate_ud_dce): Same.
13694 (gate_fast_dce): Same.
13695 * dse.c (gate_dse1): New function.
13696 (gate_dse2): New function.
13697 (gate_dse): Merge results of new gate functions.
13698 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
13699 (gate_handle_jump_bypass): Add dbg_cnt.
13700 (gate_handle_gcse): Add dbg_cnt.
13701 * ifcvt.c (gate_handle_if_conversion): Same.
13702 (gate_handle_if_after_combine): Same.
13703 (gate_handle_if_after_reload): Same.
13704 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
13706 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
13708 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
13710 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
13712 2008-02-26 Jason Merrill <jason@redhat.com>
13715 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
13716 alone if it's the naming decl for the type's main variant.
13718 2008-02-26 Tom Tromey <tromey@redhat.com>
13720 * system.h (USE_MAPPED_LOCATION): Poison.
13721 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
13722 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
13723 (make_goto_expr_edges): Likewise.
13724 (remove_bb): Likewise.
13725 (execute_warn_function_return): Likewise.
13726 * basic-block.h (struct edge_def) <goto_locus>: Change type to
13728 * c-common.c (fname_decl): Remove old location code.
13729 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
13731 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
13733 (ASM_INPUT_SOURCE_LOCATION): Likewise.
13734 (gen_rtx_ASM_INPUT): Likewise.
13735 (gen_rtx_ASM_INPUT_loc): Likewise.
13736 (get_rtx_asm_OPERANDS): Remove.
13737 * cfglayout.c (insn_locators_alloc): Remove old location code.
13738 (set_curr_insn_source_location): Likewise.
13739 (curr_insn_locator): Likewise.
13740 * print-tree.c (print_node): Remove old location code.
13741 * tree-mudflap.c (mf_varname_tree): Remove old location code.
13742 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
13743 * cfgexpand.c (expand_gimple_cond_expr): Don't use
13744 location_from_locus.
13745 (construct_exit_block): Remove old location code.
13746 * emit-rtl.c (force_next_line_note): Remove old location code.
13747 * profile.c (branch_prob): Remove old location code.
13748 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
13749 LOC_LINE): Remove old-location variants.
13750 * langhooks.c (lhd_print_error_function): Remove old location
13752 * configure, config.in: Rebuilt.
13753 * configure.ac (--enable-mapped-location): Remove.
13754 * c-decl.c (c_init_decl_processing): Remove old location code.
13755 (finish_function): Likewise.
13756 * recog.c (decode_asm_operands): Remove old location code.
13757 * c-pch.c (c_common_read_pch): Remove old location code.
13758 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
13760 * gimple-low.c (lower_function_body): Remove old location code.
13761 * toplev.c (unknown_location): Remove.
13762 (push_srcloc): Remove old-location variant.
13763 (process_options): Remove old location code.
13764 (lang_dependent_init): Likewise.
13765 * input.h (UNKNOWN_LOCATION): Move definition.
13766 (location_t): Undeprecate.
13767 (source_locus): Remove.
13768 (location_from_locus): Remove.
13769 (struct location_s): Remove.
13770 Remove all old-location code.
13771 (input_line, input_filename): Remove.
13772 * final.c (final_scan_insn): Remove old location code.
13773 * diagnostic.c (diagnostic_build_prefix): Remove
13774 USE_MAPPED_LOCATION test.
13775 * tree.h (gimple_stmt) <locus>: Now a location_t.
13776 (tree_exp) <locus>: Likewise.
13777 (DECL_IS_BUILTIN): Remove old-location variant.
13778 (annotate_with_file_line, annotate_with_locus): Likewise.
13779 (expr_locus, set_expr_locus): Update.
13780 * tree.c (build1_stat): Remove old location code.
13781 (last_annotated_node): Remove.
13782 (annotate_with_file_line): Remove old-location variant.
13783 (annotate_with_locus): Likewise.
13784 (expr_location): Remove old location code.
13785 (set_expr_location): Likewise.
13786 (expr_has_location): Likewise.
13787 (expr_locus): Likewise.
13788 (set_expr_locus): Likewise.
13789 (expr_filename): Don't use location_from_locus.
13790 (expr_lineno): Likewise.
13791 * rtl-error.c (location_for_asm): Remove old location code.
13792 * c-lex.c (cb_line_change): Remove old location code.
13793 (fe_file_change): Likewise.
13794 (cb_def_pragma): Likewise.
13795 (c_lex_with_flags): Likewise.
13796 * gengtype.c (do_typedef): Don't special-case location types.
13797 (define_location_structures): Remove.
13798 (main): Don't call define_location_structures.
13799 * tree-pretty-print.c (dump_implicit_edges): Remove old location
13802 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13805 * builtins.def (BUILT_IN_STDARG_START): Remove.
13806 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
13807 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13808 * tree-inline.c (inline_forbidden_p_1): Likewise.
13810 2008-02-26 Richard Guenther <rguenther@suse.de>
13812 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13813 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13814 (lookup_decl_from_uid): Declare.
13815 (remove_decl_from_map): Likewise.
13816 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13817 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13818 (decl_for_uid_map): New global hashtable mapping DECL_UID
13820 (init_ttree): Allocate it.
13821 (insert_decl_to_uid_decl_map): New helper function.
13822 (make_node_stat): Insert new decls into the map.
13823 (copy_node_stat): Likewise.
13824 (lookup_decl_from_uid): New function.
13825 (remove_decl_from_map): Likewise.
13826 (print_decl_for_uid_map_statistics): New helper.
13827 (dump_tree_statistics): Call it.
13829 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13830 (referenced_var_iterator): Adjust.
13831 (FOR_EACH_REFERENCED_VAR): Adjust.
13832 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13833 (num_referenced_vars): Adjust.
13834 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13835 (first_referenced_var): Remove.
13836 (end_referenced_vars_p): Likewise.
13837 (next_referenced_var): Likewise.
13838 (referenced_var_iterator_set): New helper function.
13839 * tree-dfa.c (referenced_var_lookup): Adjust.
13840 (referenced_var_check_and_insert): Likewise.
13841 (remove_referenced_var): Likewise.
13842 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13843 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13844 (verify_call_clobbering): Likewise.
13845 (verify_memory_partitions): Likewise.
13846 (init_tree_ssa): Allocate bitmap instead of hashtable for
13848 (delete_tree_ssa): Adjust.
13849 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
13850 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13851 (compute_tag_properties): Likewise.
13852 (set_initial_properties): Likewise.
13853 (find_partition_for): Likewise.
13854 (update_reference_counts): Likewise.
13855 (dump_may_aliases_for): Likewise.
13856 * tree-ssa-operands.c (add_virtual_operand): Likewise.
13857 (add_call_clobber_ops): Likewise.
13858 (add_call_read_ops): Likewise.
13859 (get_asm_expr_operands): Likewise.
13860 * tree-into-ssa.c (dump_decl_set): Likewise.
13861 (update_ssa): Likewise.
13862 * tree-sra.c (scan_function): Likewise.
13863 (decide_instantiations): Likewise.
13864 (scalarize_parms): Likewise.
13865 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
13866 (dsa_named_for): Likewise.
13867 * tree-ssa-structalias.c (update_alias_info): Likewise.
13868 (merge_smts_into): Likewise.
13870 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13873 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
13874 * c-opts.c (c_common_handle_option): Wall enables
13875 Wvolatile-register-var.
13876 * common.opt: Move Wvolatile-register-var to...
13879 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13881 * common.opt (Wlarger-than=): New.
13882 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
13884 * opts.c (common_handle_option): Handle -Wlarger-than=.
13885 * optc-gen.awk: Likewise.
13886 * opth-gen.awk: Likewise.
13887 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
13888 * tree-optimize.c (tree_rest_of_compilation): Likewise.
13890 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13892 * c-common.c (match_case_to_enum_1): Add appropriate
13893 OPT_W* parameter to warning.
13894 (c_do_switch_warnings): Likewise.
13895 * c-typeck.c (warning_init): Add one more parameter following
13896 'warning' function.
13897 (push_init_level): Update call to warning_init.
13898 (pop_init_level): Likewise.
13899 (add_pending_init): Likewise.
13900 (output_init_element: Likewise.
13902 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13905 * toplev.c (toplev_main): If there are warnings or error, print
13906 errors for ignored options.
13907 * opts.c (ignored_options): New static variable.
13908 (postpone_unknown_option_error): New.
13909 (print_ignored_options): New.
13910 (handle_option): Postpone errors for unknown -Wno-* options.
13911 * opts.h (print_ignored_options): Declare.
13913 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
13915 * config/mips/mips.md (loadgp_blockage, blockage): Change type
13918 2008-02-25 Richard Guenther <rguenther@suse.de>
13921 2008-02-25 Richard Guenther <rguenther@suse.de>
13923 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13924 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13925 (lookup_decl_from_uid): Declare.
13926 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13927 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13928 (decl_for_uid_map): New global hashtable mapping DECL_UID
13930 (init_ttree): Allocate it.
13931 (insert_decl_to_uid_decl_map): New helper function.
13932 (make_node_stat): Insert new decls into the map.
13933 (copy_node_stat): Likewise.
13934 (lookup_decl_from_uid): New function.
13935 (print_decl_for_uid_map_statistics): New helper.
13936 (dump_tree_statistics): Call it.
13938 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13939 (referenced_var_iterator): Adjust.
13940 (FOR_EACH_REFERENCED_VAR): Adjust.
13941 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13942 (num_referenced_vars): Adjust.
13943 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13944 (first_referenced_var): Remove.
13945 (end_referenced_vars_p): Likewise.
13946 (next_referenced_var): Likewise.
13947 (referenced_var_iterator_set): New helper function.
13948 * tree-dfa.c (referenced_var_lookup): Adjust.
13949 (referenced_var_check_and_insert): Likewise.
13950 (remove_referenced_var): Likewise.
13951 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13952 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13953 (verify_call_clobbering): Likewise.
13954 (verify_memory_partitions): Likewise.
13955 (init_tree_ssa): Allocate bitmap instead of hashtable for
13957 (delete_tree_ssa): Adjust.
13958 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
13959 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13960 (compute_tag_properties): Likewise.
13961 (set_initial_properties): Likewise.
13962 (find_partition_for): Likewise.
13963 (update_reference_counts): Likewise.
13964 (dump_may_aliases_for): Likewise.
13965 * tree-ssa-operands.c (add_virtual_operand): Likewise.
13966 (add_call_clobber_ops): Likewise.
13967 (add_call_read_ops): Likewise.
13968 (get_asm_expr_operands): Likewise.
13969 * tree-into-ssa.c (dump_decl_set): Likewise.
13970 (update_ssa): Likewise.
13971 * tree-sra.c (scan_function): Likewise.
13972 (decide_instantiations): Likewise.
13973 (scalarize_parms): Likewise.
13974 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
13975 (dsa_named_for): Likewise.
13976 * tree-ssa-structalias.c (update_alias_info): Likewise.
13977 (merge_smts_into): Likewise.
13979 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
13982 * doc/invoke.texi (-fcx-limited-range): Document new option.
13983 * toplev.c (process_options): Handle -fcx-fortran-rules.
13984 * common.opt: Add documentation for -fcx-fortran-rules.
13986 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
13989 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
13990 actual behaviour and C99.
13992 2008-02-26 Ben Elliston <bje@au.ibm.com>
13994 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
13995 (ASM_CPU_POWER6_SPEC): Likewise.
13996 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
13997 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
13998 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
14000 2008-02-25 Richard Guenther <rguenther@suse.de>
14002 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14003 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14004 (lookup_decl_from_uid): Declare.
14005 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14006 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14007 (decl_for_uid_map): New global hashtable mapping DECL_UID
14009 (init_ttree): Allocate it.
14010 (insert_decl_to_uid_decl_map): New helper function.
14011 (make_node_stat): Insert new decls into the map.
14012 (copy_node_stat): Likewise.
14013 (lookup_decl_from_uid): New function.
14014 (print_decl_for_uid_map_statistics): New helper.
14015 (dump_tree_statistics): Call it.
14017 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14018 (referenced_var_iterator): Adjust.
14019 (FOR_EACH_REFERENCED_VAR): Adjust.
14020 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14021 (num_referenced_vars): Adjust.
14022 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14023 (first_referenced_var): Remove.
14024 (end_referenced_vars_p): Likewise.
14025 (next_referenced_var): Likewise.
14026 (referenced_var_iterator_set): New helper function.
14027 * tree-dfa.c (referenced_var_lookup): Adjust.
14028 (referenced_var_check_and_insert): Likewise.
14029 (remove_referenced_var): Likewise.
14030 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14031 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14032 (verify_call_clobbering): Likewise.
14033 (verify_memory_partitions): Likewise.
14034 (init_tree_ssa): Allocate bitmap instead of hashtable for
14036 (delete_tree_ssa): Adjust.
14037 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14038 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14039 (compute_tag_properties): Likewise.
14040 (set_initial_properties): Likewise.
14041 (find_partition_for): Likewise.
14042 (update_reference_counts): Likewise.
14043 (dump_may_aliases_for): Likewise.
14044 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14045 (add_call_clobber_ops): Likewise.
14046 (add_call_read_ops): Likewise.
14047 (get_asm_expr_operands): Likewise.
14048 * tree-into-ssa.c (dump_decl_set): Likewise.
14049 (update_ssa): Likewise.
14050 * tree-sra.c (scan_function): Likewise.
14051 (decide_instantiations): Likewise.
14052 (scalarize_parms): Likewise.
14053 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14054 (dsa_named_for): Likewise.
14055 * tree-ssa-structalias.c (update_alias_info): Likewise.
14056 (merge_smts_into): Likewise.
14058 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
14061 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
14062 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
14063 * alias.h (nonoverlapping_memrefs_p): Likewise.
14065 2008-02-25 Jan Beulich <jbeulich@novell.com>
14067 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
14068 * config/i386/netware-libgcc.exp: Add __bswap?i2,
14069 __emultls_get_address, __emultls_register_common,
14070 __floatundi?f, and _Unwind_GetIPInfo.
14071 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
14072 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
14073 (gen_regparm_prefix): Likewise.
14074 (i386_nlm_encode_section_info): Sync with
14075 config/i386/winnt.c:i386_pe_encode_section_info().
14076 (i386_nlm_maybe_mangle_decl_assembler_name): New.
14077 i386_nlm_mangle_decl_assembler_name): New.
14078 (netware_override_options): New.
14079 * config/i386/netware.h (netware_override_options): Declare.
14080 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
14081 (i386_nlm_mangle_decl_assembler_name): Declare.
14082 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
14084 2008-02-25 Ben Elliston <bje@au.ibm.com>
14087 * c-decl.c (grokdeclarator): Remove unused local variables
14088 `typedef_type' and `type_as_written'.
14090 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
14091 unused local variable `has_hot_blocks'.
14092 (fix_crossing_conditional_branches): Remove unused local variable
14095 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
14097 PR middle-end/19984
14098 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
14099 using DEF_C99_BUILTIN.
14100 (BUILT_IN_NANF): Ditto.
14101 (BUILT_IN_NANL): Ditto.
14103 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
14104 Revital Eres <eres@il.ibm.com>
14106 * modulo-sched.c (calculate_must_precede_follow): Address TODO
14107 regarding the order of two dependent insns in the same row.
14109 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
14111 * stor-layout.c (layout_decl): Do not bump the alignment of a
14112 bit-field to more than byte alignment if it is packed.
14114 2008-02-24 David Edelsohn <edelsohn@gnu.org>
14116 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
14119 2008-02-24 Diego Novillo <dnovillo@google.com>
14121 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
14124 * tree-vrp.c (vrp_evaluate_conditional): With
14125 -Wtype-limits, emit a warning when comparing against a
14126 constant outside the natural range of OP0's type.
14127 * c.opt (Wtype-limits): Move ...
14128 * common.opt (Wtype-limits): ... here.
14130 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
14132 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
14133 * config/rs6000/e300c2c3.md: New file.
14134 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14136 (rs6000_override_options): Add e300c2 and e300c3 cases to
14137 processor_target_table. Do not allow usage of Altivec or Spe
14138 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
14139 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
14140 * config/rs6000/rs6000.h (processor_type): Add
14141 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
14142 (ASM_CPU_SPEC): Add e300c2 and e300c3.
14143 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
14144 and ppce300c3. Include e300c2c3.md.
14146 2008-02-23 David Edelsohn <edelsohn@gnu.org>
14148 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
14149 instead of TARGET_STRICT_ALIGN.
14151 2008-02-23 Joseph Myers <joseph@codesourcery.com>
14153 * explow.c (memory_address): Assert that the generated address is
14156 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14159 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
14160 * config/darwin-ppc-ldouble-patch.def: New file.
14161 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
14162 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
14163 SUBTARGET_INIT_BUILTINS if defined.
14164 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
14167 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
14170 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
14171 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
14173 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
14176 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
14177 file" warning condtional on -Winvalid-PCH.
14179 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
14181 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
14183 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
14187 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
14188 prevent reload from using MMX registers.
14189 (*mov<mode>_internal): Ditto.
14190 (*movv2sf_internal_rex64): Ditto.
14191 (*movv2sf_internal): Ditto.
14193 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14195 PR documentation/31569
14196 * doc/install.texi2html: Use makeinfo --no-number-sections.
14198 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14200 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
14201 ensure that we can address an entire entity > 8 bytes. Don't
14202 generate reg+reg addressing for such data.
14204 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14206 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
14207 strings when optimizing for size, unless the target cares about
14210 2008-02-22 Tom Tromey <tromey@redhat.com>
14212 * regclass.c (current_pass): Remove declaration.
14214 2008-02-22 Anatoly Sokolov <aesok@post.ru>
14216 * config/avr/libgcc.S (__RAMPZ__): Define.
14217 (__do_copy_data): Add for devices with 128KB code memory.
14219 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14221 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14223 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
14225 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
14227 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
14230 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14233 * c-typeck.c (build_binary_op): Warn about floating point
14234 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
14236 2008-02-21 Janis Johnson <janis187@us.ibm.com>
14239 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
14240 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
14242 (rs6000_override_options): Set altivec_abi as default, not override,
14243 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
14244 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
14245 is used; use new member spe_abi.
14246 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
14247 spe_abi and altivec_abi.
14249 2008-02-22 Tomas Bily <tbily@suse.cz>
14251 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
14253 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14256 * config.build (build_file_translate): Set to `CMD //c' only if
14258 * Makefile.in (build_file_translate): Improve comment.
14260 2008-02-21 Jan Hubicka <jh@suse.cz>
14262 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
14263 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
14264 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
14266 2008-02-21 Michael Matz <matz@suse.de>
14269 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
14271 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
14273 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
14274 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
14275 as insn constraint.
14276 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
14277 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
14278 SSE_VEC_FLOAT_MODE_P as insn constraint.
14279 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
14280 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
14281 sse4a_movntdf using MODEF mode iterator.
14282 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
14283 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
14284 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
14285 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
14286 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
14287 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
14288 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
14290 2008-02-21 Richard Guenther <rguenther@suse.de>
14292 * tree.def (PAREN_EXPR): New tree code.
14293 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
14295 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
14296 * expr.c (expand_expr_real_1): Likewise.
14297 * tree-inline.c (estimate_num_insns_1): Likewise.
14298 * tree-complex.c (expand_complex_move): Likewise.
14299 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
14302 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
14305 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
14307 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
14310 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
14312 * config/sh/sh.c (find_barrier): Don't go past
14313 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
14315 2008-02-20 DJ Delorie <dj@redhat.com>
14317 * config/h8300/h8300.md (insv): Force source operand to be a register.
14319 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
14320 as a jump, not as a plain insn.
14322 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
14324 * doc/invoke.texi (Warning Options): Add new option
14325 -Wframe-larger-than=.
14326 (-Wframe-larger-than): Document.
14328 * flags.h (warn_frame_larger_than, frame_larger_than_size):
14329 Add declarations for new option variables.
14331 * final.c (final_start_function): Check the frame size
14332 before emission and issue a Wframe-larger-than warning.
14334 * opts.c (warn_frame_larger_than, frame_larger_than_size):
14335 Add definitions for new option variables.
14336 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
14338 * common.opt (Wframe-larger-than=): New option.
14340 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
14342 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
14343 (<sse>_div<mode>3): Ditto.
14344 (<sse>_vmdiv<mode>3): Ditto.
14345 (<sse>_vmsqrt<mode>2): Ditto.
14346 (*smax<mode>3): Ditto.
14347 (sse5_frcz<mode>2): Ditto.
14348 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
14349 as insn constraint.
14351 2008-02-20 Richard Guenther <rguenther@suse.de>
14353 PR middle-end/35265
14354 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
14355 be happy with INTEGRAL_TYPE_P.
14357 2008-02-20 Richard Guenther <rguenther@suse.de>
14359 * fold-const.c (split_tree): Associate floatig-point expressions
14360 if flag_associative_math is set.
14362 2008-02-20 Richard Guenther <rguenther@suse.de>
14364 * tree.h (fold_real_zero_addition_p): Declare.
14365 * fold-const.c (fold_real_zero_addition_p): Export.
14366 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
14367 floating-point operations with zero and one.
14369 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
14371 * doc/install.texi: Correct references to CFLAGS, replacing them
14372 with BOOT_CFLAGS. Document flags used during bootstrap for
14375 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
14377 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
14378 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
14379 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
14381 (smin<mode>3): Ditto from similar patterns.
14382 (smax<mode>3): Ditto.
14383 (*ieee_smin<mode>3): Ditto.
14384 (*ieee_smax<mode>3): Ditto.
14385 * config/i386/sse.md (sse): New mode attribute.
14386 (mov<mode>): Macroize expander from movv4sf and movv2df using
14387 SSEMODEF2P mode iterator.
14388 (<sse>_movnt<mode>): Ditto from similar patterns. Use
14389 SSE_VEC_FLOAT_MODE_P as insn constraint.
14390 (storent<mode>): Ditto.
14391 (storent<mode>): Macroize expander from storentsf and storentdf using
14392 MODEF mode iterator.
14393 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
14394 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
14395 (abs<mode>2): Ditto from similar patterns.
14396 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
14397 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
14398 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
14399 (<sse>_vmsqrt<mode>2): Ditto.
14400 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
14401 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
14402 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
14403 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
14404 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
14405 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
14406 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
14408 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
14409 iterator and SSE_FLOAT_MODE_P as insn constraint.
14410 (<sse>_ucomi): Ditto from similar patterns.
14411 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
14412 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
14413 SSE_VEC_FLOAT_MODE_P as insn constraint.
14414 (vcond<mode>): Ditto from similar patterns.
14415 (and<mode>3, *and<mode>3): Ditto.
14416 (<sse>_nand<mode>3): Ditto.
14417 (ior<mode>3, *ior<mode>3): Ditto.
14418 (xor<mode>3, *xor<mode>3): Ditto.
14419 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
14420 iterator and SSE_FLOAT_MODE_P as insn constraint.
14421 (*nand<mode>3): Ditto from similar patterns.
14422 (*ior<mode>3): Ditto.
14423 (*xor<mode>3): Ditto.
14425 2008-02-20 Ira Rosen <irar@il.ibm.com>
14427 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
14428 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
14429 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
14431 2008-02-19 Jan Hubicka <jh@suse.cz>
14433 * predict.c (tree_bb_level_predictions): Remove variable next
14434 mistakely introduced by previous commit.
14436 2008-02-19 Jan Hubicka <jh@suse.cz>
14438 * predict.c (predict_paths_leading_to): Rewrite.
14439 (predict_paths_for_bb): New.
14440 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
14442 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14445 * Makefile.in (build_file_translate): New.
14446 (gcc-vers.texi): Use it for translating $(abs_srcdir).
14447 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
14448 * configure.ac (build_file_translate): Substitute it.
14449 * configure: Regenerate.
14451 2008-02-19 Jan Hubicka <jh@suse.cz>
14453 PR rtl-optimization/34408
14454 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
14457 2008-02-19 Jan Hubicka <jh@suse.cz>
14459 PR middle-end/28779
14460 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
14463 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
14466 * config/i386/i386-modes.def: Revert the last DI alignment
14467 change until Ada people can look into it.
14469 2008-02-19 Nick Clifton <nickc@redhat.com>
14471 * opts.c (print_specific_help): Fix typo in --help text.
14473 2008-02-19 Jakub Jelinek <jakub@redhat.com>
14476 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
14477 32-bit inline asm without asm alternatives for host GCC < 3.0.
14479 2008-02-19 Richard Guenther <rguenther@suse.de>
14481 PR tree-optimization/34989
14482 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
14483 Allow propagation to INDIRECT_REF if we can simplify only.
14485 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14487 * c-common.c (warn_for_collisions_1): Use appropriate option when
14490 2008-02-19 Nick Clifton <nickc@redhat.com>
14493 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
14494 (handle_options): Fix indentation.
14495 (print_filtered_help): If no language-specific options were
14496 displayed tell the user how to list all the options supported by
14497 the language's front-end.
14498 (print_specific_help): Fix indentation and remove duplicate line.
14499 (common_handle_option): Handle the -v option.
14500 For --help enable the display of undocumented options if the -v
14501 switch has been included on the command line.
14502 For --help= check for overlaps in the arguments between the option
14503 classes and the language names and issue a warning when they
14504 cannot be disambiguated.
14505 * c.opt (v): Pass on to the common option handler.
14507 2008-02-19 Revital Eres <eres@il.ibm.com>
14509 * modulo-sched.c (sms_schedule): Change dump message when
14510 create_ddg function fails.
14511 (try_scheduling_node_in_cycle): Rename row to cycle.
14512 (print_partial_schedule): Rename CYCLE to ROW.
14514 2008-02-19 Christian Bruel <christian.bruel@st.com>
14515 Zdenek Dvorak <ook@ucw.cz>
14517 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
14519 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
14522 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
14523 (*x86_movdicc_0_m1_se): Ditto.
14525 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
14527 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
14528 (CMPtype): Define as __gcc_CMPtype.
14529 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
14530 (CMPtype): Define as __gcc_CMPtype.
14532 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
14534 Support valgrind 3.3 for --enable-checking=valgrind.
14535 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
14537 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
14538 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
14539 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
14540 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
14541 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
14542 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
14543 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
14545 * ggc-zone.c: Similar.
14546 * ggc-page.c: Similar.
14548 2008-02-19 Paul Brook <paul@codesourcery.com>
14551 * config/arm/ieee754-df.S: Fix do_it typo.
14552 * config/arm/ieee754-sf.S: Fix do_it typo.
14554 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
14557 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
14558 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
14559 (OPTION_MASK_ISA_SSE_SET): Likewise.
14560 (OPTION_MASK_ISA_SSE2_SET): Likewise.
14561 (OPTION_MASK_ISA_SSE3_SET): Likewise.
14562 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
14563 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
14564 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
14565 (OPTION_MASK_ISA_SSE4_SET): Likewise.
14566 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
14567 (OPTION_MASK_ISA_SSE5_SET): Likewise.
14568 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
14569 (OPTION_MASK_ISA_MMX_UNSET): Updated.
14570 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
14571 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
14572 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
14573 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
14574 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
14575 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
14576 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
14577 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
14578 (OPTION_MASK_ISA_SSE4): Removed.
14579 (ix86_handle_option): Turn on bits in ix86_isa_flags and
14580 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
14581 (override_options): Don't turn on implied SSE/MMX bits in
14584 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
14586 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14589 2008-02-18 Joey Ye <joey.ye@intel.com>
14591 PR middle-end/34921
14592 * tree-nested.c (insert_field_into_struct): Set type alignment
14593 to field alignment if the former is less than the latter.
14595 2008-02-18 Jakub Jelinek <jakub@redhat.com>
14597 * BASE-VER: Set to 4.4.0.
14599 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14601 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
14602 * doc/cfg.texi: Likewise.
14603 * doc/extend.texi: Likewise.
14604 * doc/gty.texi: Likewise.
14605 * doc/invoke.texi: Likewise.
14606 * doc/loop.texi: Likewise.
14607 * doc/md.texi: Likewise.
14608 * doc/passes.texi: Likewise.
14609 * doc/rtl.texi: Likewise.
14610 * doc/sourcebuild.texi: Likewise.
14611 * doc/tm.texi: Likewise.
14612 * doc/tree-ssa.texi: Likewise.
14614 2008-02-17 Richard Guenther <rguenther@suse.de>
14616 PR middle-end/35227
14617 * tree-complex.c (init_parameter_lattice_values): Handle parameters
14618 without default definition.
14620 2008-02-17 Richard Guenther <rguenther@suse.de>
14622 PR tree-optimization/35231
14623 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
14626 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
14629 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14630 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
14631 libgcc_cmp_return mode.
14633 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14636 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
14638 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
14640 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
14643 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14645 * doc/c-tree.texi: Use `@.' where appropriate.
14646 * doc/extend.texi: Likewise.
14647 * doc/install.texi: Likewise.
14648 * doc/invoke.texi: Likewise.
14649 * doc/loop.texi: Likewise.
14650 * doc/makefile.texi: Likewise.
14651 * doc/md.texi: Likewise.
14652 * doc/passes.texi: Likewise.
14653 * doc/standards.texi: Likewise.
14654 * doc/tm.texi: Likewise.
14656 2008-02-15 Jakub Jelinek <jakub@redhat.com>
14658 PR middle-end/35196
14659 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
14661 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
14662 rather than in entry_bb.
14664 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14666 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
14667 libgcc_cmp_return mode.
14669 2008-02-15 Jakub Jelinek <jakub@redhat.com>
14671 PR middle-end/35130
14672 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
14673 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
14675 2008-02-15 Richard Guenther <rguenther@suse.de>
14676 Zdenek Dvorak <ook@ucw.cz>
14678 PR tree-optimization/35164
14679 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
14680 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
14681 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
14682 Only propagate addresses which do not have abnormal SSA_NAMEs
14685 2008-02-15 Joseph Myers <joseph@codesourcery.com>
14688 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
14690 2008-02-15 Jan Hubicka <jh@suse.cz>
14692 PR middle-end/35149
14693 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
14695 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14697 PR middle-end/34621
14698 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
14699 when calculating alignment_pad.
14701 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14703 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
14704 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
14705 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
14706 and STACK_BOUNDARY define.
14708 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
14710 PR preprocessor/35061
14711 * c-pragma.c (handle_pragma_pop_macro): Check that
14712 pushed_macro_table has been allocated.
14714 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
14716 PR middle-end/35136
14717 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
14718 (force_gimple_operand): Likewise.
14719 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
14720 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
14721 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
14722 (find_interesting_uses_address): Check addressability and alignment
14723 of the base expression only after substituting bases of IVs into it.
14725 2008-02-14 Michael Matz <matz@suse.de>
14728 * function.c (instantiate_virtual_regs_in_insn): Reload address
14729 before falling back to reloading the whole operand.
14731 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
14733 * config/s390/s390.c (s390_mainpool_start): Emit the pool
14734 before the first section switch note.
14736 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14738 * doc/bugreport.texi: Update copyright years.
14739 * doc/c-tree.texi: Likewise.
14740 * doc/cfg.texi: Likewise.
14741 * doc/cpp.texi: Likewise.
14742 * doc/cppinternals.texi: Likewise.
14743 * doc/fragments.texi: Likewise.
14744 * doc/frontends.texi: Likewise.
14745 * doc/gcc.texi: Likewise.
14746 * doc/gty.texi: Likewise.
14747 * doc/hostconfig.texi: Likewise.
14748 * doc/implement-c.texi: Likewise.
14749 * doc/libgcc.texi: Likewise.
14750 * doc/loop.texi: Likewise.
14751 * doc/makefile.texi: Likewise.
14752 * doc/options.texi: Likewise.
14753 * doc/passes.texi: Likewise.
14754 * doc/rtl.texi: Likewise.
14755 * doc/sourcebuild.texi: Likewise.
14756 * doc/standards.texi: Likewise.
14757 * doc/tree-ssa.texi: Likewise.
14758 * doc/trouble.texi: Likewise.
14760 * doc/extend.texi: Use @: or add comma where appropriate.
14761 * doc/invoke.texi: Likewise.
14762 * doc/tm.texi: Likewise.
14764 2008-02-14 Alan Modra <amodra@bigpond.net.au>
14767 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
14770 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
14772 * doc/md.texi (clz, ctz): Add reference.
14773 * doc/rtl.texi (clz, ctz): Likewise.
14775 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14778 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
14781 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
14783 * config/s390/s390.c (struct constant_pool): New field
14784 emit_pool_after added.
14785 (s390_mainpool_start): Set the emit_pool_after flag according
14786 to the section switch notes.
14787 (s390_mainpool_finish): Consider emit_pool_after when emitting
14788 the literal pool at the end of the function.
14789 (s390_chunkify_start): Force literal pool splits at section
14792 2008-02-13 Michael Matz <matz@suse.de>
14795 * var-tracking.c (clobber_variable_part): Correctly traverse the
14798 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14801 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
14802 Add -fdump-ipa-inline.
14803 * tree-dump.c (dump_files): Remove tree-inlined dump.
14804 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
14806 2008-02-12 Richard Guenther <rguenther@suse.de>
14808 PR tree-optimization/35171
14809 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
14812 2008-02-12 Richard Guenther <rguenther@suse.de>
14814 PR middle-end/35163
14815 * fold-const.c (fold_widened_comparison): Use get_unwidened in
14816 value-preserving mode. Disallow final truncation.
14818 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
14820 PR middle-end/35136
14821 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
14822 code from here to...
14823 (force_gimple_operand): ...here.
14825 2008-02-12 Jakub Jelinek <jakub@redhat.com>
14828 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
14829 non-compatible pointers.
14830 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
14831 different FIELD_DECLs, try harder by comparing field offsets, sizes
14834 PR inline-asm/35160
14835 * function.c (match_asm_constraints_1): Don't replace the same input
14838 2008-02-12 Anatoly Sokolov <aesok@post.ru>
14840 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
14841 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
14842 (expand_epilogue): Restore RAMPZ register.
14843 * config/avr/avr.md (RAMPZ_ADDR): New constant.
14845 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
14847 * config/i386/cygwin.asm: (__alloca): Correct calling
14848 convention and alignment.
14849 (__chkstk): Force 8 byte stack alignment.
14851 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
14852 Richard Guenther <rguenther@suse.de>
14854 PR tree-optimization/33992
14855 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
14856 the zero we compare against.
14858 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
14860 PR libfortran/35063
14861 * gthr-win32.h (__gthread_mutex_destroy_function): New function
14862 to CloseHandle after unlocking to prevent accumulation of handle
14865 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14867 PR middle_end/34150
14868 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
14869 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
14870 and update LABEL_NUSES during and after reload.
14872 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
14874 PR middle-end/34627
14875 * combine.c (simplify_if_then_else): Make sure the comparison is
14876 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
14878 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
14881 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
14882 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
14883 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
14884 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
14885 * tree.h (get_type_static_bounds): Likewise.
14887 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14889 * doc/invoke.texi (Option Summary, C++ Dialect Options)
14890 (Objective-C and Objective-C++ Dialect Options, Warning Options):
14891 Make -Wfoo language annotations match what the compiler outputs.
14893 2008-02-08 Sa Liu <saliu@de.ibm.com>
14895 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
14896 intrinsics spu_convts, spu_convtu, spu_convtf.
14898 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
14900 * doc/extend.texi (Function Attributes) <noinline>: Mention
14901 asm ("") as method to keep calls.
14903 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14906 * doc/options.texi (Options): Replace references to opts.sh with
14908 * opts-common.c: Likewise.
14909 * optc-gen.awk: Likewise.
14911 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
14913 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
14915 2008-02-07 Richard Henderson <rth@redhat.com>
14918 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
14919 EXPR_LIST for the REG_EQUAL instead of a comparison with a
14922 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
14924 PR tree-optimization/35085
14925 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
14926 for operand entry oe2 in addition to operand entry oe3 in order to
14927 expose more opportunities for vectorizer sum reduction.
14929 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14932 * Makefile.in (LIBS): Remove $(GMPLIBS).
14933 (cc1-dummy, cc1): Add $(GMPLIBS).
14935 2008-02-06 Jan Hubicka <jh@suse.cz>
14938 * i386.md (moddf_integer): Do not produce partial memory stalls for
14939 targets where it hurts.
14941 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
14944 * optabs.c (expand_float): Do not check for decimal modes when
14945 expanding unsigned integer through signed conversion.
14947 2008-02-06 Nick Clifton <nickc@redhat.com>
14949 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
14950 inside the clobber with a match_operand and duplicated operand
14951 number in the constraint.
14952 (ineqbranchsi): Delete redundant comment.
14954 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
14956 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
14957 builtin_define ("__USE_INIT_FINI__").
14958 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
14960 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
14962 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14964 PR documentation/30330
14965 * doc/invoke.texi (C++ Dialect Options)
14966 (Objective-C and Objective-C++ Dialect Options, Warning Options):
14967 For each warning option -Wfoo that allows -Wno-foo, ensure both
14968 -Wfoo and -Wno-foo are listed in the option index. Fix index
14969 entry of -Wswitch-default, index -Wnormalized= including the
14970 `=', and -Wlarger-than-@var{len} including @var{len}.
14972 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
14974 * config/i386/i386.md (floatunssisf2): Use
14975 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
14976 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
14977 Macroize expander using MODEF mode iterator.
14979 2008-02-05 Diego Novillo <dnovillo@google.com>
14981 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
14984 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
14986 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14989 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
14991 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
14994 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
14995 to indicate if a message should be generated.
14996 (init_cumulative_args): Updated.
14997 (function_value_32): Likewise.
14999 2008-02-05 Joseph Myers <joseph@codesourcery.com>
15001 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
15003 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
15006 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
15007 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
15009 2008-02-04 Diego Novillo <dnovillo@google.com>
15011 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
15014 * tree-vrp.c (vrp_evaluate_conditional): With
15015 -Wtype-limits, emit a warning when comparing against a
15016 constant outside the natural range of OP0's type.
15018 2008-02-04 Richard Guenther <rguenther@suse.de>
15020 PR middle-end/33631
15021 * expr.c (count_type_elements): Give for unions instead of
15024 2008-02-04 Richard Guenther <rguenther@suse.de>
15026 PR middle-end/35043
15027 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
15028 to TYPE_DOMAINs base type instead of using bitsizetype here.
15030 2008-02-03 Jason Merrill <jason@redhat.com>
15032 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
15034 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15037 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
15038 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
15039 (RS/6000 and PowerPC Options): Fix typos and markup.
15040 * doc/passes.texi (Tree-SSA passes): Likewise.
15042 2008-02-02 Michael Matz <matz@suse.de>
15045 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
15046 from record_last_reg_set_info.
15047 (record_last_reg_set_info): Take an RTX argument, iterate over all
15048 constituent hardregs.
15049 (record_last_set_info, record_opr_changes): Change calls to
15050 new signature or to record_last_reg_set_info_regno.
15052 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
15054 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
15056 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
15058 PR rtl-optimization/34773
15059 * reg-notes.def (EQUAL): Mention significance of combination of
15060 REG_EQUAL and REG_RETVAL.
15061 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
15062 insn that has a REG_RETVAL.
15064 2008-02-01 Roger Sayle <roger@eyesopen.com>
15067 * configure.ac (--enable-fixed-point): Disable unless explicitly
15069 * configure: Regenerate.
15071 2008-02-01 Richard Guenther <rguenther@suse.de>
15074 * invoke.texi (-finline-limit): Remove no longer true parts
15075 of the documentation. Note that there is no default value.
15077 2008-02-01 Andrew Pinski <pinskia@gmail.com>
15078 Mark Mitchell <mark@codesourcery.com>
15079 Ben Elliston <bje@au.ibm.com>
15082 * doc/extend.texi (Other Builtins): Document.
15084 2008-01-31 Tom Browder <tom.browder@gmail.com>
15086 * doc/c-tree.texi (Types): Fix grammar.
15087 (Expression trees): Ditto.
15088 * doc/passes.texi (Tree-SSA passes): Ditto.
15090 * doc/configterms.texi (Configure Terms): Fix typo.
15091 * doc/cpp.texi (Common Predefined Macros): Ditto.
15092 * doc/md.texi (Machine Constraints): Ditto.
15094 * doc/makefile.texi (Makefile): Add comma.
15096 2008-01-31 Tom Browder <tom.browder@gmail.com>
15097 Gerald Pfeifer <gerald@pfeifer.com>
15099 * doc/sourcebuild.texi (Front End): Remove references to CVS
15100 and CVSROOT/modules.
15101 (Texinfo Manuals): Replace reference to CVS by one to SVN.
15102 (Back End): Remove reference to CVS.
15104 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
15107 * config/mips/mips.c (gen_load_const_gp): New function, taking a
15109 (mips16_gp_pseudo_reg): ...here.
15110 * config/mips/mips.md (load_const_gp): Replace with...
15111 (load_const_gp_<mode>): ...this :P-based insn.
15113 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15115 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
15116 options. Minor fixes.
15117 (-std): Move reference to standards closer to where language
15118 standards are first mentioned.
15120 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
15122 PR rtl-optimization/34995
15123 * reload.c (alternative_allows_const_pool_ref): Take an rtx
15124 parameter and return a bool. If the rtx parameter is nonnull,
15125 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
15126 (find_reloads): Update call accordingly. Pass the new operand
15127 if it needed no address reloads, otherwise pass null.
15129 2008-01-30 Richard Henderson <rth@redhat.com>
15132 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
15133 for unbounded arrays.
15135 2008-01-30 Silvius Rus <rus@google.com>
15137 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
15139 2008-01-30 Jan Hubicka <jh@suse.cz>
15142 * i386.c (init_cumulative_args): Use real function declaration when
15145 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
15147 PR rtl-optimization/34998
15148 * global.c (build_insn_chain): Treat non-subreg_lowpart
15149 SUBREGs of pseudos as clobbering all the words covered by the
15150 SUBREG, not just all the bytes.
15151 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
15152 original df_ref rather than an extract parameter.
15153 (global_conflicts): Update call accordingly.
15155 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
15157 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
15158 the overflow check to make it easier to read.
15159 (__fixtfdi): Change the type of the ll member in union
15160 long_double to UDItype_x.
15162 2008-01-30 Jakub Jelinek <jakub@redhat.com>
15164 PR middle-end/34969
15165 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
15166 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
15167 * tree-inline.c (fold_marked_statements): Call
15168 cgraph_update_edges_for_call_stmt if folding a call statement.
15169 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
15170 debug_generic_stmt calls, reset it back afterwards.
15173 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
15175 * c-typeck.c (build_external_ref): Don't pedwarn about
15176 static vars in current function's scope.
15178 2008-01-29 Joseph Myers <joseph@codesourcery.com>
15180 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
15182 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
15185 * ipa-struct-reorg.c: Fix spelling.
15186 * params.def: Ditto.
15188 2008-01-29 Richard Guenther <rguenther@suse.de>
15190 PR middle-end/35006
15191 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
15193 * tree-inline.c (remap_type): Increment remapping_type_depth
15194 around remapping types.
15195 (copy_body_r): Only add referenced variables if they are referenced
15196 from code, not types.
15198 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
15209 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
15210 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
15212 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
15215 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
15216 pointer for tiny stack.
15218 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
15220 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
15222 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
15224 * config/vx-common.h: Fix typo in comment.
15226 2008-01-28 Ian Lance Taylor <iant@google.com>
15230 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
15231 coalesce pointers if they have different DECL_NO_TBAA_P values.
15232 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
15233 between variables with different DECL_NO_TBAA_P values.
15235 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
15238 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
15239 are not legitimate small data references on SPE targets.
15241 2008-01-28 David Daney <ddaney@avtrex.com>
15243 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
15245 2008-01-28 David Daney <ddaney@avtrex.com>
15247 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
15249 2008-01-27 Joseph Myers <joseph@codesourcery.com>
15251 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
15252 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
15253 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
15254 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
15255 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15256 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
15257 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
15258 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
15260 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15262 * basic-block.h (condjump_equiv_p): Fix comment.
15264 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15266 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
15267 print_generic_stmt_indented): Fix comment.
15269 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15271 * configure.ac (__stack_chk_fail): Add detecion for availability
15272 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
15273 * configure: Regenerate.
15275 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
15277 PR middle-end/34688
15278 * final.c (output_addr_const): Handle TRUNCATE.
15280 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
15283 * tree-ssa-loop-ivopts.c (comp_cost): New type.
15284 (zero_cost, infinite_cost): New constants.
15285 (struct cost_pair): Change type of cost to comp_cost.
15286 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
15287 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
15289 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
15290 split_address_cost, ptr_difference_cost, difference_cost,
15291 get_computation_cost_at, get_computation_cost,
15292 determine_use_iv_cost_generic, determine_use_iv_cost_address,
15293 determine_use_iv_cost_condition, determine_use_iv_costs,
15294 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
15295 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
15296 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
15297 Change type of cost to comp_cost.
15298 (determine_iv_cost): Increase cost of non-original ivs, instead
15299 of decreasing the cost of original ones.
15300 (get_address_cost): Indicate the complexity of the addressing mode
15302 (try_add_cand_for): Prefer using ivs not specific to some object.
15303 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
15305 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
15306 Janis Johnson <janis187@us.ibm.com>
15309 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
15310 (TARGET_INSTANTIATE_DECLS): Likewise.
15311 * target.h (expand_to_rtl_hook): New target hook.
15312 (instantiate_decls): Likewise.
15313 * function.c (instantiate_decl): Make non-static. Rename to...
15314 (instantiate_decl_rtl): ... this.
15315 (instantiate_expr): Use instantiate_decl_rtl.
15316 (instantiate_decls_1): Likewise.
15317 (instantiate_decls): Likewise.
15318 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
15319 * function.h (instantiate_decl_rtl): Add prototype.
15320 * cfgexpand.c (target.h): New include.
15321 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
15322 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
15323 (TARGET_INSTANTIATE_DECLS): Likewise.
15324 (TARGET_INITIALIZER): New target hooks added.
15325 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
15327 * config/rs6000/rs6000.c (tree-flow.h): New include.
15328 (machine_function): Add sdmode_stack_slot field.
15329 (rs6000_alloc_sdmode_stack_slot): New function.
15330 (rs6000_instantiate_decls): Likewise.
15331 (rs6000_secondary_memory_needed_rtx): Likewise.
15332 (rs6000_check_sdmode): Likewise.
15333 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
15334 (TARGET_INSTANTIATE_DECLS): Likewise.
15335 (rs6000_hard_regno_mode_ok): Allow SDmode.
15336 (num_insns_constant): Likewise. Handle _Decimal32 constants.
15337 (rs6000_emit_move): Handle SDmode.
15338 (function_arg_advance): Likewise.
15339 (function_arg): Likewise.
15340 (rs6000_gimplify_va_arg): Likewise. Add special handling of
15341 SDmode var args for 32-bit compiles.
15342 (rs6000_secondary_reload_class): Handle SDmode.
15343 (rs6000_output_function_epilogue): Likewise.
15344 (rs6000_function_value): Simplify if statement.
15345 (rs6000_libcall_value): Likewise.
15346 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
15347 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
15348 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
15349 (movsd_hardfloat): New define_insn.
15350 (movsd_softfloat): Likewise.
15351 (movsd_store): Likewise.
15352 (movsd_load): Likewise.
15353 (extendsddd2): Likewise.
15354 (extendsdtd2): Likewise.
15355 (truncddsd2): Likewise.
15356 (movdd_hardfloat64): Fixup comment.
15357 (UNSPEC_MOVSD_LOAD): New constant.
15358 (UNSPEC_MOVSD_STORE): Likewise.
15360 2008-01-26 Jakub Jelinek <jakub@redhat.com>
15363 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
15365 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
15366 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
15367 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
15368 and TRUTH_XOR_EXPR.
15370 2008-01-26 David Edelsohn <edelsohn@gnu.org>
15373 * config.gcc: Separate AIX 5.3 from AIX 6.1.
15374 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15375 __LONGDOUBLE128 too.
15376 * config/rs6000/aix61.h: New file.
15378 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
15380 PR rtl-optimization/34959
15381 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
15382 popcount and parity rtxes the same mode as their operand.
15383 Truncate or extend the result to the return value's mode
15386 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
15389 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
15390 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
15391 to GOT_VERSION_REGNUM.
15392 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
15393 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
15394 * config/mips/mips.c (mips_emit_call_insn): New function.
15395 (mips_call_tls_get_addr): Call mips_expand_call directly.
15396 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
15398 (mips16_build_call_stub): Likewise. Return the call insn or null.
15399 (mips_expand_call): Update the call to mips16_build_call_stub
15400 accordingly and a remove redundant condition. Assert that MIPS16
15401 stubs do not use lazy binding. Use mips_emit_call_insn and return
15403 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
15405 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
15406 (mips_avoid_hazard): Remove hazard_set handling.
15407 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
15408 (UNSPEC_RESTORE_GP): ...this.
15409 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
15410 (FAKE_CALL_REGNO): Rename to...
15411 (GOT_VERSION_REGNUM): ...this.
15412 (type): Add "ghost" value. Add an associated insn reservation.
15413 (hazard_set): Remove.
15414 (exception_receiver): Rename to...
15415 (restore_gp): ...this and update the unspec identifier accordingly.
15416 (exception_receiver, nonlocal_got_receiver): New expanders.
15417 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
15418 FAKE_CALL_REGNO. Remove hazard_set attribute.
15419 (set_got_version, update_got_version): New patterns.
15421 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
15424 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
15426 2008-01-25 Joseph Myers <joseph@codesourcery.com>
15429 * doc/install.texi2html: Generate gcc-vers.texi.
15431 2008-01-25 DJ Delorie <dj@redhat.com>
15433 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
15435 2008-01-25 Joseph Myers <joseph@codesourcery.com>
15437 * config/c4x: Remove directory.
15438 * config.gcc (crx-*, mt-*): Mark obsolete.
15439 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
15440 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
15441 sh-*-rtemscoff*): Remove cases.
15442 * defaults.h (C4X_FLOAT_FORMAT): Remove.
15443 * real.c (encode_c4x_single, decode_c4x_single,
15444 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
15445 c4x_extended_format): Remove.
15446 * real.h (c4x_single_format, c4x_extended_format): Remove.
15447 * doc/extend.texi (interrupt, naked): Remove mention of attributes
15449 (Pragmas): Remove comment about c4x pragmas.
15450 * doc/install.texi (c4x): Remove target-specific instructions.
15451 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
15452 * doc/md.texi (Machine Constraints): Remove C4x documentation.
15453 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
15454 refer to C4x source files as examples.
15455 (C4X_FLOAT_FORMAT): Remove documentation.
15457 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
15459 * config/bfin/bfin.c (override_options): Reorder tests so that
15460 flag_pic gets enabled for -msep-data.
15462 2008-01-25 Richard Guenther <rguenther@suse.de>
15464 PR middle-end/32244
15465 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
15466 to its bitfield precision if required.
15468 2008-01-25 Jakub Jelinek <jakub@redhat.com>
15470 PR middle-end/33880
15471 * tree-nested.c (walk_omp_for): New function.
15472 (convert_nonlocal_reference, convert_local_reference): Call
15473 walk_omp_for on OMP_FOR.
15474 (convert_call_expr): Call walk_body on OMP_FOR's
15475 OMP_FOR_PRE_INIT_BODY.
15477 2008-01-25 Richard Guenther <rguenther@suse.de>
15479 PR tree-optimization/34966
15480 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
15481 default defs and PHI_NODEs we have to insert after the
15482 defining statement.
15484 2008-01-24 Nick Clifton <nickc@redhat.com>
15486 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
15487 Provide a default definition.
15488 (LIBGCC2_UNITS_PER_WORD): Likewise.
15490 * config/stormy16/stormy16.c: Include df.h for the prototype
15491 for df_regs_ever_live_p.
15492 (xstormy16_expand_builtin_va_start): Convert the stack offset
15493 into a component_ref and then use POINTER_PLUS_EXPR to add it
15494 to the incoming_virtual_args_rtx.
15495 (xstormy16_gimplify_va_arg_expr): Rename to
15496 xstormy16_gimplify_va_arg_expr.
15497 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
15498 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
15499 xstormy16_gimplify_va_arg_expr.
15500 Fix up some formatting issues.
15502 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
15503 Move to predicates.md.
15504 (xs_hi_general_operand): Likewise.
15505 (xs_hi_nonmemory_operand): Likewise.
15506 * config/stormy16/predicates.md:
15507 (xstormy16_carry_plus_operand): New predicate.
15508 (xs_hi_general_operand): New predicate.
15509 (xs_hi_nonmemory_operand): New predicate.
15510 * config/stormy16/stormy16-protos.h:
15511 (xstormy16_carry_plus_operand): Delete prototype.
15512 (xs_hi_general_operand): Likewise.
15513 (xs_hi_nonmemory_operand): Likewise.
15515 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
15516 modifiers as they are no longer needed and they can trigger
15517 reload spill failures.
15519 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
15520 with a match_operand in order to help reload.
15522 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
15523 constraint with 'e' for the 8th alternative as this version of
15524 the mov.w instruction only accepts the lower 8 registers.
15526 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
15529 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
15530 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
15533 2008-01-25 Jakub Jelinek <jakub@redhat.com>
15535 PR middle-end/33333
15536 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
15538 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
15540 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
15542 (remove_structure): Update allocations list before removing structure.
15544 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
15546 * ipa-struct-reorg.c (is_safe_cond_expr,
15547 create_new_stmts_for_cond_expr): Use integer_zerop function,
15548 that recognize not only zero-pointer, but zero-integer too.
15550 2008-01-25 Ben Elliston <bje@au.ibm.com>
15553 * fixproto: Escape "." in sed expression that strips leading "./".
15555 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
15558 * gcc.c (SWITCH_OK): Removed.
15559 (SWITCH_LIVE): Changed to bit.
15560 (SWITCH_FALSE): Likewise.
15561 (SWITCH_IGNORE): Likewise.
15562 (switchstr): Change live_cond to unsigned int.
15563 (process_command): Replace SWITCH_OK with 0.
15564 (do_self_spec): Likewise.
15565 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
15566 (give_switch): Likewise.
15567 (used_arg): Likewise.
15568 (do_spec_1): Set the SWITCH_IGNORE bit.
15569 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
15570 bits. Set the SWITCH_LIVE bit.
15572 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15574 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
15576 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
15578 PR tree-optimization/34472
15579 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
15580 parameter to a "bool *" and set *DATA to false if there is
15581 an unsafe access. Do not delete the structure here.
15582 (check_cond_exprs): Delete it here instead.
15583 (check_cond_exprs, exclude_cold_structs): Do not increase
15584 I when removing a structure.
15586 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
15589 * config/i386/i386.c (ix86_expand_vector_init): Consider only
15590 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
15592 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
15594 PR middle-end/34934
15595 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
15596 a fixed vector for stack.
15598 2008-01-24 Ben Elliston <bje@au.ibm.com>
15601 * doc/gcc.texi (Software development): Add a direntry for g++.
15603 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
15605 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
15606 stale and straggling -fforce-addr comments above.
15608 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
15610 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
15611 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
15613 2008-01-23 Michael Matz <matz@suse.de>
15616 * dwarf2out.c (force_type_die): Use modified_type_die instead of
15619 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
15621 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
15622 malloc result type.
15624 2008-01-23 Anatoly Sokolov <aesok@post.ru>
15626 * config/avr/avr.c (avr_current_arch): New variable.
15627 (avr_arch_types): Add 'avr31' and 'avr51' entries.
15628 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
15629 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
15630 (avr_override_options): Init 'avr_current_arch'.
15631 (base_arch_s): Move from here...
15632 * config/avr/avr.h (base_arch_s): ... here. Add new members
15633 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
15634 'mega' to 'have_jmp_call'.
15635 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
15636 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
15638 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
15640 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15641 MULTILIB_MATCHES): (Ditto.).
15643 2008-01-23 Richard Guenther <rguenther@suse.de>
15645 PR middle-end/31529
15646 * cgraphunit.c (cgraph_reset_node): Always mark the node
15647 not reachable if it is not queued already.
15649 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
15651 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
15652 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
15653 (cputype_selected): New static variable.
15654 (bfin_handle_option): Set it if -mcpu is used.
15655 (override_option): Select default set of workarounds if no cpu type
15656 selected on the command line.
15657 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
15659 From Michael Frysinger <michael.frysinger@analog.com>
15660 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
15661 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
15663 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
15664 for bf547, bf523, bf524, and bf526.
15665 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
15667 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15668 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
15669 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
15670 __ADSPBF547__ and __ADSPBF54x__ for bf547.
15671 * doc/invoke.texi (Blackfin Options): Document that
15672 -mcpu now accept bf547, bf523, bf524, and bf526.
15674 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
15676 PR rtl-optimization/34628
15677 * combine.c (try_combine): Stop and undo after the first combination
15678 if an autoincrement side-effect on the first insn has effectively
15681 2008-01-22 David Edelsohn <edelsohn@gnu.org>
15684 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
15685 Offset addresses are not valid for Altivec or paired float modes.
15687 2008-01-22 Jakub Jelinek <jakub@redhat.com>
15690 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
15691 if DECL_INITIAL (decl) is error_mark_node.
15694 * c-common.c (handle_vector_size_attribute): Only allow
15695 integral, scalar float and fixed point types. Handle OFFSET_TYPE
15696 the same way as pointer, array etc. types.
15697 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
15700 * tree.c (build_type_attribute_qual_variant): Call
15701 build_qualified_type if attributes are equal, but quals are not.
15703 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15706 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
15707 * flags.h (warn_strict_aliasing): Remove.
15708 (warn_strict_overflow): Remove.
15709 * opts.c (warn_strict_aliasing): Remove.
15710 (warn_strict_overflow): Remove.
15711 * c-opts.c (c_common_handle_option): -Wall only sets
15712 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
15713 (c_common_post_options): Give default values to -Wstrict-aliasing
15714 and -Wstrict-overflow if they are uninitialized.
15715 * common.opt (Wstrict-aliasing): Specify Var and Init.
15716 (Wstrict-overflow): Likewise.
15718 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15720 PR rtl-optimization/26854
15721 PR rtl-optimization/34400
15722 PR rtl-optimization/34884
15723 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
15725 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
15726 (df_rd_bb_info.expanded_lr_out): Deleted
15727 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
15728 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
15729 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
15730 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
15731 Removed code to allocate, initialize or free expanded_lr_out.
15732 (df_rd_bb_local_compute_process_def): Restructured to make more
15734 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
15735 sets if the sets are being trimmed.
15737 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
15740 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
15741 (as_vers): Likewise.
15742 * configure: Regenerated.
15744 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15746 PR middle-end/33092
15747 * tree-pass.h (pass_build_alias): New pass.
15748 * tree-ssa-alias.c (gate_build_alias): New.
15749 (pass_build_alias): New.
15750 * passes.c (init_optimization_passes): Add pass_build_alias after
15751 pass_create_structure_vars.
15753 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
15755 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
15756 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
15757 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
15758 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
15759 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
15760 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
15761 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
15762 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
15763 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
15764 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
15765 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
15766 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
15767 * config/s390/s390.md (FP_ALL): New mode iterator.
15768 (_d): New mode attribute.
15769 ("*signbit<mode>2>"): Changed mode of first operand.
15770 ("isinf<mode>2"): Changed mode of first operand.
15771 ("*TDC_insn"): Adaptation for DFP modes.
15773 2008-01-22 Ben Elliston <bje@au.ibm.com>
15775 * tree.c (check_qualified_type): Improve function description.
15777 2008-01-21 Jason Merrill <jason@redhat.com>
15780 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
15781 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
15784 2008-01-21 DJ Delorie <dj@redhat.com>
15786 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
15789 2008-01-21 Richard Guenther <rguenther@suse.de>
15791 PR middle-end/34856
15792 * tree-cfg.c (verify_expr): Allow all invariant expressions
15793 instead of just constant class ones as reference argument.
15794 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
15795 like any other constant.
15796 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15798 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
15800 * regmove.c (fixup_match_1): Update call crossed frequencies.
15802 2008-01-21 Richard Guenther <rguenther@suse.de>
15805 * tree-inline.c (setup_one_parameter): Deal with mismatched
15806 types using a VIEW_CONVERT_EXPR.
15808 2008-01-21 Alon Dayan <alond@il.ibm.com>
15809 Olga Golovanevsky <olga@il.ibm.com>
15811 PR tree-optimization/34701
15812 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
15813 when the structure size is not a power of 2.
15815 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
15817 * doc/install.texi: Add doc for --enable-checking=df.
15819 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
15821 PR rtl-optimization/34808
15822 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
15824 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
15826 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
15829 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15831 PR rtl-optimization/26854
15832 PR rtl-optimization/34400
15833 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
15835 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
15836 (df_rd_bb_info.expanded_lr_out): New.
15837 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
15838 * loop_iv.c (iv_analysis_loop_init): Ditto.
15839 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
15840 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
15841 Added code to allocate, initialize or free expanded_lr_out.
15842 (df_rd_bb_local_compute_process_def): Restructured to make
15843 more understandable.
15844 (df_rd_confluence_n): Add code to do nothing with fake edges and
15845 code to no apply invalidate_by_call sets if the sets are being trimmed.
15846 (df_lr_local_finalize): Renamed to df_lr_finalize.
15847 (df_live_local_finalize): Renamed to df_live_finalize.
15849 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
15852 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
15853 deciding whether to use reciprocal instructions.
15855 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
15857 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
15858 dwarf2out_note_section_used if cold_text_section is NULL.
15860 2008-01-19 Jakub Jelinek <jakub@redhat.com>
15862 PR gcov-profile/34610
15863 * tree-cfg.c (make_edges): Mark both outgoing edges from
15864 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
15865 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
15866 from OMP_FOR and OMP_CONTINUE outgoing edges.
15868 * tree-profile.c (tree_profiling): Return early if
15869 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
15871 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
15872 from cfun to child_cfun.
15873 * function.h (struct function): Add after_tree_profile bit.
15875 2008-01-19 Anatoly Sokolov <aesok@post.ru>
15877 * config/avr/avr.S (_exit): Disable interrupt.
15879 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
15880 Steven Bosscher <stevenb.gcc@gmail.com>
15882 PR rtl-optimization/26854
15883 PR rtl-optimization/34400
15884 * df-problems.c (df_live_scratch): New scratch bitmap.
15885 (df_live_alloc): Allocate df_live_scratch when doing df_live.
15886 (df_live_reset): Clear the proper bitmaps.
15887 (df_live_bb_local_compute): Only process the artificial defs once
15888 since the order is not important.
15889 (df_live_init): Init the df_live sets only with the variables
15890 found live by df_lr.
15891 (df_live_transfer_function): Use the df_lr sets to prune the
15892 df_live sets as they are being computed.
15893 (df_live_free): Free df_live_scratch.
15895 2008-01-18 Ian Lance Taylor <iant@google.com>
15897 * common.opt: Add fmerge-debug-strings.
15898 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
15899 flag_merge_debug_strings rather than flag_merge_constants.
15900 * doc/invoke.texi (Option Summary): Mention
15901 -fmerge-debug-strings.
15902 (Debugging Options): Document -fmerge-debug-strings.
15904 2008-01-18 Ian Lance Taylor <iant@google.com>
15907 * tree.h (DECL_IS_OPERATOR_NEW): Define.
15908 (struct tree_function_decl): Add new field operator_new_flag.
15909 * tree-inline.c (expand_call_inline): When inlining a call to
15910 operator new, force the return value to go into a variable, and
15911 set DECL_NO_TBAA_P on that variable.
15912 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
15914 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
15917 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
15918 DWARF2_DEBUGGING_INFO.
15919 (dwarf2out_note_section_used): Ditto. Add prototype.
15920 (have_multiple_function_sections, text_section_used,
15921 cold_text_section_used, *cold_text_sections): Move declarations
15924 2008-01-17 Bob Wilson <bob.wilson@acm.org>
15926 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
15927 field and add signal_ra.
15928 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
15929 assignments to frame state pc. Move end of stack check after
15930 MD_FALLBACK_FRAME_STATE_FOR.
15931 (uw_update_context_1): Use frame state signal_regs if set, instead
15932 of checking signal_frame flag.
15933 (uw_update_context): Use frame state signal_ra if set.
15934 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
15935 * config/xtensa/linux-unwind.h: New file.
15937 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
15939 * modulo-sched.c (get_sched_window): Fix comment typo.
15941 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
15943 PR tree-optimization/34648
15944 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
15946 2008-01-17 Anatoly Sokolov <aesok@post.ru>
15948 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
15949 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
15951 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
15953 PR rtl-optimization/34400
15954 * df-core.c (df_worklist_dataflow_overeager,
15955 df_worklist_dataflow_doublequeue): New functions.
15956 (df_worklist_dataflow): Two different worklist solvers.
15957 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
15960 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
15963 * doc/invoke.texi: Document the dependence on pthread for fopenmp
15964 and ftree-parallelize-loops.
15966 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
15968 PR rtl-optimization/34826
15969 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
15971 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
15973 * global.c (find_reg): Mark the eh regs as used if necessary.
15974 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
15975 * ra.h (struct allocno): no_eh_reg field added. Changed
15976 no_stack_reg type to bitfield.
15978 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
15980 * tree.c (substitute_in_expr): Add missing 'break'.
15982 2008-01-17 Richard Guenther <rguenther@suse.de>
15984 PR tree-optimization/34825
15985 * tree-ssa-math-opts.c (is_division_by): Do not recognize
15986 x / x as division to handle.
15988 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15990 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
15991 "-pthread" is specified.
15992 * pa-hpux11.h (LIB_SPEC): Likewise.
15994 2008-01-16 Janis Johnson <janis187@us.ibm.com>
15995 Peter Bergner <bergner@vnet.ibm.com>
15997 PR rtl-optimization/33796
15998 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
16000 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16002 PR libgfortran/34699
16003 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
16005 * pa-hpux10.h (LINK_SPEC): Likewise.
16006 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
16008 2008-01-16 Richard Guenther <rguenther@suse.de>
16010 PR middle-end/32628
16011 * fold-const.c (fold_convert_const_int_from_int): Do not
16012 set overflow if that occured only because of a sign extension
16013 change when converting from/to a sizetype with the same
16014 precision and signedness.
16016 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
16019 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
16020 location address to the correct place. Update copyright year.
16022 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16024 * lambda-code.c (lambda_transform_legal_p): Handle the case of
16025 no dependences in the dependence_relations vector.
16027 2008-01-16 Jan Hubicka <jh@suse.cz>
16029 PR rtl-optimization/31396
16030 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
16031 * cfg.c (dump_reg_info): Print it.
16032 * regs.h (struct reg_info_t): add freq_calls_crossed.
16033 (REG_FREQ_CALLS_CROSSED): New macro.
16034 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
16035 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
16036 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
16037 regmove_optimize): Update call crossed frequencies.
16038 * local-alloc.c (struct qty): Add freq_calls_crossed.
16039 (alloc_qty): Copute freq_calls_crossed.
16040 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
16041 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
16042 * ra.h (struct allocno): Add freq_calls_crossed.
16044 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16046 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
16047 libgomp when compiling with ftree-parallelize-loops.
16048 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
16050 2008-01-16 Richard Guenther <rguenther@suse.de>
16052 PR tree-optimization/34769
16053 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
16054 * tree.c (int_cst_value): Instead make this function more
16055 permissive in what it accepts as valid input. Document this
16056 function always sign-extends the value.
16058 2008-01-16 Jakub Jelinek <jakub@redhat.com>
16059 Richard Guenther <rguenther@suse.de>
16062 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
16063 (gimple_fold_indirect_ref_rhs): ... this.
16064 (gimple_fold_indirect_ref): New function with foldings
16065 that preserve lvalueness.
16066 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
16067 * tree-flow.h (gimple_fold_indirect_ref): Declare.
16068 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
16069 to fold an INDIRECT_REF, fall back to the old use of
16070 fold_indirect_ref_1.
16072 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16074 * tree-data-ref.c (subscript_dependence_tester_1): Call
16075 free_conflict_function.
16076 (compute_self_dependence): Same.
16078 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
16081 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
16082 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
16084 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
16085 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
16086 for DWARF2_UNWIND_INFO targets.
16088 2008-01-16 Richard Guenther <rguenther@suse.de>
16091 * c-typeck.c (common_pointer_type): Do not merge inconsistent
16092 type qualifiers for function types.
16094 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
16096 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
16097 loop_iterator li from previous commit.
16099 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
16101 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
16103 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
16105 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
16106 (parallelize_loops): Don't parallelize irreducible components.
16108 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16111 * c-opts (c_common_post_options): Do not enable CPP
16112 flag_pedantic_errors by default.
16114 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
16116 PR rtl-optimization/31944
16117 * cse.c (remove_pseudo_from_table): New function.
16118 (merge_equiv_classes): Use above function to remove pseudo-registers.
16119 (invalidate): Likewise.
16121 2008-01-13 Richard Guenther <rguenther@suse.de>
16123 PR middle-end/34601
16124 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
16125 instead of TYPE_MODE to deal with calls from expand_one_error_var.
16127 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
16129 * gcse.c (cprop_jump): Call validate_unshare_change instead of
16130 validate_change to unshare the source of the PC set.
16132 2008-01-12 Jan Hubicka <jh@suse.cz>
16134 PR middle-end/32135
16135 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
16136 references above array bounds. This might trigger bounds checks for
16137 pointers to arrays.
16139 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
16141 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
16142 new_replaceable_dependencies.
16144 2008-01-12 Doug Kwan <dougkwan@google.com>
16146 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
16147 instead of OPT_Wreturn_type in warning due to ignored return type
16149 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
16150 options included in -Wextra.
16151 * c.opt: New option -Wignored_qualifiers.
16152 * doc/invoke.texi (Warning Options, -Wextra): Add new option
16153 -Wignore_qualifiers.
16154 (-Wignored-qualifiers): Document.
16155 (-Wreturn-type): Remove description of functionality now handled
16156 by -Wignored-qualifiers.
16158 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
16161 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
16162 NOP_EXPR if it is between integral types with the same precision.
16164 2008-01-12 Jan Hubicka <jh@suse.cz>
16167 * invoke.texi (max-inline-recursive-depth): Fix default value.
16169 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
16171 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
16174 2008-01-11 Bob Wilson <bob.wilson@acm.org>
16176 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
16178 2008-01-11 James E. Wilson <wilson@specifix.com>
16181 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
16183 2008-01-11 Anatoly Sokolov <aesok@post.ru>
16185 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
16186 save/restore frame pointer register and don't use 'call-prologues'
16187 optimization in function with "OS_task" attribute.
16189 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
16191 PR middle-end/31309
16192 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
16193 when copying to memory.
16195 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
16197 PR rtl-optimization/30905
16198 * cfgcleanup.c: Include dce.h
16199 (crossjumps_occured): New global variable.
16200 (try_crossjump_bb): Exit loop after finding a fallthru edge.
16201 If something changed, set crossjumps_occured to true.
16202 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
16203 Don't add/remove fake edges to exit here...
16204 (cleanup_cfg): ...but do it here, when crossjumping.
16205 Run a fast DCE when successful crossjumps occured in the latest
16206 iteration of try_optimize_cfg.
16208 2008-01-11 Richard Guenther <rguenther@suse.de>
16210 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
16211 (struct vn_unary_op_s): Likewise.
16212 (vn_reference_insert): Free old reference on hash collision.
16214 2008-01-10 Raksit Ashok <raksit@google.com>
16216 PR rtl-optimization/27971
16217 * combine.c (find_split_point): Split PLUS expressions which are
16218 inside a MEM rtx, and whose first operand is complex.
16220 2008-01-10 DJ Delorie <dj@redhat.com>
16222 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
16223 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
16224 (m32c_hard_regno_ok): Call the underlying function.
16226 2008-01-10 Richard Guenther <rguenther@suse.de>
16228 PR middle-end/34683
16229 * tree-cfg.c (tree_merge_blocks): Do not go through the
16230 full-blown folding and stmt updating path if we just deal
16231 with virtual operands.
16232 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
16233 test for abnormal SSA_NAMEs.
16235 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
16237 PR middle-end/34641
16238 * reload.c (push_reload): Add assertions. All constants from
16239 reg_equiv_constant should have been used for replacing the respective
16241 (find_reloads_address): Invoke find_reloads_address_part for
16242 constant taken from the reg_equiv_constant array.
16244 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
16246 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
16247 field (valnum) the first in the struct. Replace bools with
16250 2008-01-10 Richard Guenther <rguenther@suse.de>
16252 PR tree-optimization/34651
16253 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
16254 types and ordering for masking and converting.
16256 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
16258 PR tree-optimization/34017
16259 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
16260 also for PHI_NODE expressions.
16262 2008-01-09 Jan Hubicka <jh@suse.cz>
16264 PR tree-optimization/34708
16265 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
16266 based on number of case labels.
16267 (init_inline_once): Remove switch_cost.
16268 * tree-inline.h (eni_weights_d): Remove switch_cost.
16270 2008-01-09 Richard Guenther <rguenther@suse.de>
16271 Andrew Pinski <andrew_pinski@playstation.sony.com>
16273 PR middle-end/30132
16274 * gimplify.c (gimplify_cond_expr): Do not create an addressable
16275 temporary if an rvalue is ok or an lvalue is not required.
16277 2008-01-09 Richard Guenther <rguenther@suse.de>
16279 PR middle-end/34458
16280 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
16281 adjust return type.
16283 2008-01-09 Richard Guenther <rguenther@suse.de>
16285 PR middle-end/34679
16286 * tree.c (host_integerp): Check for sizetype only if the
16287 type is an integer type.
16289 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
16292 * opts.c (decode_options): Disable inlining of functions called
16293 once if not in unit-at-a-time mode.
16295 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
16297 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
16299 2008-01-08 Richard Guenther <rguenther@suse.de>
16301 PR middle-end/31863
16302 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
16303 out early if the result will be unused.
16305 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
16310 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16311 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
16314 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
16316 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
16317 for vectorization tuned.
16319 2008-01-08 Richard Guenther <rguenther@suse.de>
16321 PR tree-optimization/34683
16322 * tree-ssa-operands.c (operand_build_cmp): Export.
16323 * tree-ssa-operands.h (operand_build_cmp): Declare.
16324 * tree-vn.c (vuses_compare): Remove.
16325 (sort_vuses): Use operand_build_cmp.
16326 (sort_vuses_heap): Likewise.
16327 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
16328 to re-use old VEC if available. Do not sort already sorted VUSEs.
16329 (vdefs_to_vec): Do not sort already sorted VDEFs.
16331 2008-01-08 Jakub Jelinek <jakub@redhat.com>
16333 PR middle-end/34694
16334 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
16336 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
16339 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
16340 limitations of reciprocal sequences on x86 targets.
16342 2008-01-08 Richard Guenther <rguenther@suse.de>
16344 PR tree-optimization/34683
16345 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
16347 2008-01-07 Jakub Jelinek <jakub@redhat.com>
16350 * config/darwin.c (darwin_mergeable_string_section): Don't use
16351 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
16353 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
16356 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
16357 negxf2. Macroize expander using X87MODEF mode iterator. Change
16358 predicates of op0 and op1 to register_operand.
16359 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
16360 expander using X87MODEF mode iterator. Change predicates of
16361 op0 and op1 to register_operand.
16362 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
16363 corresponding patterns and macroize using MODEF macro. Change
16364 predicates of op0 and op1 to register_operand and remove
16365 "m" constraint. Disparage "r" alternative with "!".
16366 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
16367 macroize using X87MODEF macro. Change predicates of op0 and op1
16368 to register_operand and remove "m" constraint. Disparage "r"
16369 alternative with "!".
16370 (absneg splitter with memory operands): Remove.
16371 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
16372 patterns and macroize using X87MODEF mode iterator.
16373 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
16374 Change predicate of op1 to register_operand.
16375 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
16376 for memory operands.
16378 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
16380 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
16382 2008-01-07 Richard Guenther <rguenther@suse.de>
16384 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
16387 2008-01-07 Richard Guenther <rguenther@suse.de>
16389 PR tree-optimization/34683
16390 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
16391 VOPs of the needed size to save memory. Use VEC_quick_push
16392 to save compile-time.
16393 (vdefs_to_vec): Likewise.
16395 2008-01-07 Sa Liu <saliu@de.ibm.com>
16397 * config/spu/spu.md (divdf3): Genetate inline code for double
16398 division. The implementation doesn't handle INF or NAN, therefore it
16399 only applies when -ffinite-math-only is given.
16401 2008-01-06 Paolo Carlini <pcarlini@suse.de>
16404 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
16405 * doc/cpp.texi ([Common Predefined Macros]): Document.
16407 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
16409 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
16410 order to use commutative addition instead of subtraction.
16412 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
16413 Mircea Namolaru <namolaru@il.ibm.com>
16414 Vladimir Yanovsky <yanov@il.ibm.com>
16415 Revital Eres <eres@il.ibm.com>
16417 PR tree-optimization/34263
16418 * tree-outof-ssa.c (process_single_block_loop_latch,
16419 contains_tree_r): New functions.
16420 (analyze_edges_for_bb): Call process_single_block_loop_latch
16421 function to empty single-basic-block latch block if possible.
16423 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16425 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
16427 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
16429 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
16431 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
16433 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
16435 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
16437 2008-01-05 Jakub Jelinek <jakub@redhat.com>
16439 PR tree-optimization/34618
16440 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
16443 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16446 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
16447 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
16448 Update copyright year.
16450 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
16451 Update copyright year.
16452 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
16455 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
16457 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
16458 edge does not point to current bb before changing need_assert.
16460 2008-01-04 Richard Guenther <rguenther@suse.de>
16462 PR middle-end/34029
16463 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
16464 for verifying purposes if they are is_gimple_min_invariant.
16466 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
16468 PR tree-optimization/34448
16469 PR tree-optimization/34465
16470 * gimplify.c (gimplify_init_constructor): Add new parameter
16471 notify_temp_creation. Use it.
16472 (gimplify_modify_expr_rhs): Take volatiles into account when
16473 optimizing constructors.
16474 Do not optimize constructors if gimplify_init_constructor will dump to
16476 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
16477 * gcc.c-torture/compile/pr34448.c: New.
16479 2008-01-04 Jakub Jelinek <jakub@redhat.com>
16481 PR gcov-profile/34609
16482 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
16483 return_slot if result is TREE_ADDRESSABLE.
16485 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
16487 * config/mips/mips.md (sqrt_condition): Tweak comment.
16488 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
16490 2008-01-03 Tom Tromey <tromey@redhat.com>
16493 * c-common.c (c_type_hash): Handle VLAs.
16495 2008-01-03 Jan Hubicka <jh@suse.cz>
16497 PR tree-optimization/31081
16498 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
16499 0 when inlining and not inlining to first basic block.
16500 (remap_decl): When var is initialized to 0, don't set default_def.
16501 (expand_call_inline): Set entry_bb.
16502 * tree-inline.h (copy_body_data): Add entry_bb.
16504 2008-01-03 Jakub Jelinek <jakub@redhat.com>
16507 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
16510 PR tree-optimization/29484
16511 * tree-inline.c (inline_forbidden_p_2): New function.
16512 (inline_forbidden_p): Disallow inlining if some static var
16513 has an address of a local LABEL_DECL in its initializer.
16514 * doc/extend.texi (Labels as Values): Document &&foo behaviour
16517 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
16519 PR tree-optimization/34635
16520 * tree-data-ref.c (add_other_self_distances): Make sure that the
16521 evolution step is constant.
16523 2008-01-03 Jakub Jelinek <jakub@redhat.com>
16525 PR middle-end/34608
16526 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
16528 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
16530 * tree-sra.c (scalarize_init): Insert the generate_element_init
16531 statements after the generate_element_zero statements.
16533 2008-01-02 Richard Guenther <rguenther@suse.de>
16535 PR middle-end/34093
16536 PR middle-end/31976
16537 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
16538 for very large number of operands instead of ICEing.
16540 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
16543 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
16544 while stack probing.
16546 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
16548 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
16551 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
16553 PR libmudflap/26442
16554 * tree-mudflap.c (mx_register_decls): Guard warning by
16555 !DECL_ARTIFICIAL check.
16557 2008-01-01 Jakub Jelinek <jakub@redhat.com>
16559 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
16560 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
16561 sse5_perm<mode>): Fix constraints.