1 2010-05-09 Paolo Bonzini <bonzini@gnu.org>
4 * optabs.c (prepare_float_lib_cmp): Allow reversing the comparison
5 even if !FLOAT_LIB_COMPARE_RETURNS_BOOL. Always compute true_rtx and
6 false_rtx. Use false_rtx to compute the correct *ptest for reversed
7 comparisons for which !FLOAT_LIB_COMPARE_RETURNS_BOOL.
9 2010-05-25 Jakub Jelinek <jakub@redhat.com>
11 * dwarf2out.c (loc_descr_plus_const): When offset is negative, use
12 DW_OP_minus with negated offset instead of DW_OP_plus.
13 (loc_list_from_tree): Don't test whether second operand is
16 2010-05-25 Wei Guozhi <carrot@google.com>
18 * config/arm/thumb2.md (thumb2_tlobits_cbranch): Add constraint to
19 tst instruction and a new alternative.
20 * config/arm/constraints.md (Pu): New constraint.
22 2010-05-24 Sebastian Pop <sebastian.pop@amd.com>
24 * function.c (assign_stack_local_1): Initialize variable
25 to avoid warning when bootstrapping at -O3.
27 2010-05-24 Steven Bosscher <steven@gcc.gnu.org>
29 * configure.ac (all_lang_makefiles): Remove everything related to it.
30 * configure: Regenerate.
31 * Makefile.in: Fix reference to ada Make-lang.in.
32 Remove support for LANG_MAKEFILES.
34 2010-05-24 Joseph Myers <joseph@codesourcery.com>
36 * diagnostic.c: Don't include flags.h.
37 (pedantic_warning_kind, permissive_error_kind): Take diagnostic
38 context parameters. Check flags in the context passed as a
40 (diagnostic_build_prefix): Add context parameter. Check
41 show_column flag in context.
42 (diagnostic_action_after_output): Check fatal_errors flag in
44 (diagnostic_report_current_module): Check show_column flag in
46 (default_diagnostic_starter): Update call to
47 diagnostic_build_prefix.
48 (diagnostic_report_diagnostic): Pass context to
49 pedantic_warning_kind.
50 (emit_diagnostic): Pass context to permissive_error_kind.
51 (permerror): Pass context to permissive_error_kind.
52 * diagnostic.h (struct diagnostic_context): Add show_column,
53 pedantic_errors, permissive and fatal_errors fields.
54 (diagnostic_build_prefix): Update prototype.
56 * toplev.c (process_options): Set flags in global_dc from
57 flag_show_column, flag_pedantic_errors, flag_permissive,
59 * tree-diagnostic.c (default_tree_diagnostic_starter): Update call
60 to diagnostic_build_prefix.
61 * Makefile.in (diagnostic.o): Update dependencies.
63 2010-05-24 H.J. Lu <hongjiu.lu@intel.com>
65 * config/i386/ia32intrin.h (__crc32q): Define only if
66 __SSE4_2__ is defined.
68 2010-05-24 Iain Sandoe <iains@gcc.gnu.org>
72 * varasm.c (get_emutls_init_templ_addr): Copy DECL_PRESERVE_P,
73 DECL_VISIBILITY_SPECIFIED.
74 (emutls_decl): Set DECL_PRESERVE_P and copy
75 DECL_VISIBILITY_SPECIFIED, DECL_RESTRICTED_P.
76 (emutls_finalize_control_var): New callback.
77 (emutls_finish): Finalize emutls control variables.
78 * toplev.c (compile_file): Move the call to emutls_finish ()
79 before varpool_assemble_pending_decls ().
81 2010-05-24 Daniel Gutson <dgutson@codesourcery.com>
83 * config/arm/lib1funcs.asm (__ARM_ARCH__): __ARM_ARCH_7EM__
84 added to the preprocessor condition.
86 2010-05-24 Paul Brook <paul@codesourcery.com>
88 * gengtype-lex.l: Add HARD_REG_SET.
89 * expr.c (expand_expr_real_1): Record writes to hard registers.
90 * function.c (rtl_data): Add asm_clobbers.
91 * ira.c (compute_regs_asm_clobbered): Use crtl->asm_clobbers.
92 (ira_setup_eliminable_regset): Remove regs_asm_clobbered.
93 Use crtl->asm_clobbers.
95 2010-05-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
97 * doc/makefile.texi (Makefile): Mention stages 'profile'
98 and 'feedback' for profiledbootstrap.
100 2010-05-23 H.J. Lu <hongjiu.lu@intel.com>
103 * config/i386/i386.c (def_builtin): Properly check
104 OPTION_MASK_ISA_64BIT.
106 2010-05-23 Joseph Myers <joseph@codesourcery.com>
108 * c-decl.c (diagnose_mismatched_decls): Give error for duplicate
109 typedefs with different but compatible types. Allow duplicate
110 typedefs with the same type except for pedantic non-C1X, but give
111 warning for variably modified types.
112 * c-typeck.c (tagged_types_tu_compatible_p,
113 function_types_compatible_p, type_lists_compatible_p,
114 comptypes_internal): Add parameter different_types_p; set
115 *different_types_p for different but compatible types. All
117 (comptypes_check_different_types): New.
118 * c-tree.h (comptypes_check_different_types): Declare.
120 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
122 * regs.h: Do not include obstack.h, basic-block.h.
124 * jump.c: Include basic-block.h.
125 * profile.c: Likewise.
126 * tree-profile.c: Likewise.
127 * coverage.c: Likewise.
128 * basic-block.h (optimize_function_for_size_p): Move to function.h.
129 (optimize_function_for_speed_p): Likewise.
130 * function.h (optimize_function_for_size_p,
131 optimize_function_for_speed_p): Moved here from basic-block.h.
132 * Makefile.in: Update dependencies.
134 2010-05-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
136 * lto-wrapper.c (run_gcc): Unset MAKEFLAGS and MFLAGS
137 before calling make; allow override through $MAKE.
138 * doc/invoke.texi (Optimize Options): Document override.
140 2010-05-23 Anatoly Sokolov <aesok@post.ru>
142 * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): New.
143 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
144 (rs6000_mode_dependent_address_ptr): Make static.
145 * config/rs6000/rs6000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
146 * config/rs6000/rs6000-protos.h (rs6000_mode_dependent_address_ptr):
149 2010-05-23 Maarten Lankhorst <mlankhorst@codeweavers.com>
152 * config/i386/i386.c: Make sure that the correct regparm is passed.
154 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
156 * sbitmap.h (sbitmap_ptr, const_sbitmap_ptr): Move from here...
157 * sbitmap.c: ...to here to internalize sbitmap element access.
158 Do not include tm.h, rtl.h, flags.h, hard-reg-set.h, and obstack.h.
159 Explain why basic-block.h is included.
160 * function.h: Include tm.h for CUMULATIVE_ARGS.
161 * Makefile.in: Update dependencies.
163 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
165 * coretypes.h (struct simple_bitmap_def, sbitmap, const_sbitmap):
167 * sbitmap.h (struct sbitmap_def): Do not typedef here.
168 * sbitmap.c: Include sbitmap.h.
169 * basic-block.h: Do not include bitmap.h, sbitmap.h, partition.h,
170 hard-reg-set.h. Split everything related to regsets out from here...
171 * regset.h: ...to here. New file.
172 * df.h: Include regset.h and sbitmap.h.
173 * tree-flow.h: Likewise.
174 * cfgloop.h: Likewise.
175 * except.h: Do not include sbitmap.h. Include hashtab.h.
176 * cgraph.h: Include vec.h and function.h.
177 * reload.h (struct insn_chain): Change types of live_throughout
178 and dead_or_set from regset_head to bitmap_head.
179 (compute_use_by_pseudos): Be defined also if regset.h is not included.
180 * ira-int.h (struct ira_spilled_reg_stack_slot): Change type of
181 spilled_regs from regset_head to bitmap_head to avoid dependency
183 * sel-sched-ir.h: Include regset.h.
184 * reload.c: Include df.h before reload.h.
185 * caller-save.c: Likewise.
186 * reload1.c: Likewise.
188 (mark_elimination): Update type of r to bitmap, consistent with
190 * dominance.c: Include bitmap.h.
191 * modulo-sched.c: Include df.h.
192 * cfganal.c: Include bitmap.h and sbitmap.h.
193 * cfgbuild.c: Include sbitmap.h.
194 * lcm.c: Include sbitmap.h.
195 * gcse.c (alloc_gcse_mem): Allocate regset with ALLOC_REG_SET.
196 * domwalk.c: Include sbitmap.h, exclude ggc.h.
197 * cfgexpand.c: Inlcude bitmap.h and sbitmap.h.
198 * cselib.c: Include bitmap.h.
199 * tree-optimize.c: Include regset.h.
200 * stmt.c: Include bitmap.h.
201 * Makefile.in: Update dependencies.
203 2010-05-22 Jan Hubicka <jh@suse.cz>
205 * cgraph.h (struct varpool_node): Add same_comdat_group.
206 * lto-cgrpah.c (lto_output_varpool_node): Output same_comdat_group
208 (output_varpool): Update call of lto_output_varpool_node.
209 (input_varpool): Read same_comdat_group pointer.
210 (input_varpool_1): Fixup same_comdat_group pointer.
211 * ipa.c (cgraph_remove_unreachable_nodes): WHen one of same comdat
212 group is needed, all are.
213 * varpool.c (varpool_remove_node): Remove node from same comdat group
215 (varpool_analyze_pending_decls): Walk same comdat groups.
217 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
219 * rtl.h (union rtunion_def): Remove rt_bit member.
220 (XBITMAP, X0BITMAP, XCBITMAP): Remove.
221 * print-rtl (print_rtx): Do not print the member.
222 * gengtype.c (adjust_field_rtx_def): Do not handle it.
223 * gengenrtl.c (type_from_format): Likewise.
224 (accessor_from_format): Likewise.
226 2010-05-22 Joseph Myers <joseph@codesourcery.com>
228 * dbgcnt.c: Include toplev.h instead of errors.h.
229 * ira-emit.c: Don't include errors.h.
230 * ira.c: Include toplev.h instead of errors.h.
231 * lto-compress.c: Include toplev.h instead of errors.h.
232 * Makefile.in (lto-compress.o, lto-streamer-out.o, ira-emit.o,
233 ira.o, dbgcnt.o): Update dependencies.
235 2010-05-22 Richard Guenther <rguenther@suse.de>
237 * gimple.c (gimple_types_compatible_p): Check type qualifications
238 before merging pointer to complete and pointer to incomplete type.
239 * lto-symtab.c (lto_symtab_resolve_symbols): For commons make sure
240 we use our own resolution algorithm. The gold linker plugin
241 doesn't do the job we want it to do here.
243 2010-05-22 Anatoly Sokolov <aesok@post.ru>
245 * config/sparc/sparc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
246 * config/sparc/sparc.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
247 (sparc_mode_dependent_address_p): New function.
249 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
251 * Makefile.in: Fix c-pch.o and ggc-common.o dependencies on timevars.
253 * timevar.c: Do not include any core headers.
254 (timevar_print): De-i18n-ize.
255 (print_time): Likewise.
256 * timevar.h (timevar_push, timevar_pop): Make inline functions.
258 2010-05-21 Joseph Myers <joseph@codesourcery.com>
260 * diagnostic.c: Don't include tm.h, tree.h, tm_p.h, langhooks.h or
262 (diagnostic_initialize): Initialize x_data not last_function.
263 (diagnostic_report_current_function): Move to tree-diagnostic.c.
264 (default_diagnostic_starter): Call
265 diagnostic_report_current_module not
266 diagnostic_report_current_function.
267 (diagnostic_report_diagnostic): Initialize x_data not
269 (verbatim): Likewise.
270 * diagnostic.h (struct diagnostic_info): Change abstract_origin to
272 (struct diagnostic_context): Change last_function to x_data.
273 (diagnostic_auxiliary_data): Replace with
274 diagnostic_context_auxiliary_data and
275 diagnostic_info_auxiliary_data.
276 (diagnostic_last_function_changed, diagnostic_set_last_function,
277 diagnostic_report_current_function): Move to tree-diagnostic.h.
278 (print_declaration, dump_generic_node, print_generic_stmt,
279 print_generic_stmt_indented, print_generic_expr,
280 print_generic_decl, debug_c_tree, dump_omp_clauses,
281 print_call_name, debug_generic_expr, debug_generic_stmt,
282 debug_tree_chain, default_tree_printer): Move to
284 (debug_gimple_stmt, debug_gimple_seq, print_gimple_seq,
285 print_gimple_stmt, print_gimple_expr, dump_gimple_stmt): Move to
286 gimple-pretty-print.h.
287 * pretty-print.c: Don't include tree.h
288 (pp_base_format): Don't handle %K here.
289 (pp_base_tree_identifier): Move to tree-pretty-print.c.
290 * pretty-print.h (text_info): Change abstract_origin to x_data.
291 (pp_tree_identifier, pp_unsupported_tree,
292 pp_base_tree_identifier): Move to tree-pretty-print.h.
293 * gimple-pretty-print.h, tree-diagnostic.c, tree-diagnostic.h,
294 tree-pretty-print.h: New files.
295 * tree-pretty-print.c: Include tree-pretty-print.h.
296 (percent_K_format): New. Moved from pretty-print.c.
297 (pp_base_tree_identifier): Move from pretty-print.c.
298 * c-objc-common.c: Include tree-pretty-print.h.
299 (c_tree_printer): Handle %K here.
300 * langhooks.c: Include tree-diagnostic.h.
301 (lhd_print_error_function): Use diagnostic_abstract_origin macro.
302 * toplev.c: Include tree-diagnostic.h and tree-pretty-print.h.
303 (default_tree_printer): Handle %K using percent_K_format.
304 (general_init): Use default_tree_diagnostic_starter.
305 * tree.c: Include tree-diagnostic.h and tree-pretty-print.h.
306 (free_lang_data): Use default_tree_diagnostic_starter.
307 * c-pretty-print.c: Include tree-pretty-print.h.
308 * cfgexpand.c: Include tree-pretty-print.h and
309 gimple-pretty-print.h.
310 * cgraphunit.c: Include tree-pretty-print.h and
311 gimple-pretty-print.h.
312 * dwarf2out.c: Include tree-pretty-print.h.
313 * except.c: Include tree-pretty-print.h.
314 * gimple-pretty-print.c: Include tree-pretty-print.h and
315 gimple-pretty-print.h.
316 * gimplify.c: Include tree-pretty-print.h.
317 * graphite-poly.c: Include tree-pretty-print.h and
318 gimple-pretty-print.h.
319 * ipa-cp.c: Include tree-pretty-print.h.
320 * ipa-inline.c: Include gimple-pretty-print.h.
321 * ipa-prop.c: Include tree-pretty-print.h and
322 gimple-pretty-print.h.
323 * ipa-pure-const.c: Include gimple-pretty-print.h.
324 * ipa-struct-reorg.c: Include tree-pretty-print.h and
325 gimple-pretty-print.h.
326 * ipa-type-escape.c: Include tree-pretty-print.h.
327 * print-rtl.c: Include tree-pretty-print.h.
328 * print-tree.c: Include gimple-pretty-print.h.
329 * sese.c: Include tree-pretty-print.h.
330 * tree-affine.c: Include tree-pretty-print.h.
331 * tree-browser.c: Include tree-pretty-print.h.
332 * tree-call-cdce.c: Include gimple-pretty-print.h.
333 * tree-cfg.c: Include tree-pretty-print.h and
334 gimple-pretty-print.h.
335 * tree-chrec.c: Include tree-pretty-print.h.
336 * tree-data-ref.c: Include tree-pretty-print.h and
337 gimple-pretty-print.h.
338 * tree-dfa.c: Include tree-pretty-print.h.
339 * tree-if-conv.c: Include tree-pretty-print.h and
340 gimple-pretty-print.h.
341 * tree-inline.c: Include tree-pretty-print.h.
342 * tree-into-ssa.c: Include tree-pretty-print.h and
343 gimple-pretty-print.h.
344 * tree-nrv.c: Include tree-pretty-print.h.
345 * tree-object-size.c: Include tree-pretty-print.h and
346 gimple-pretty-print.h.
347 * tree-outof-ssa.c: Include tree-pretty-print.h and
348 gimple-pretty-print.h.
349 * tree-parloops.c: Include tree-pretty-print.h and
350 gimple-pretty-print.h.
351 * tree-predcom.c: Include tree-pretty-print.h and
352 gimple-pretty-print.h.
353 * tree-scalar-evolution.c: Include tree-pretty-print.h and
354 gimple-pretty-print.h.
355 * tree-sra.c: Include tree-pretty-print.h.
356 * tree-ssa-address.c: Include tree-pretty-print.h.
357 * tree-ssa-alias.c: Include tree-pretty-print.h.
358 * tree-ssa-ccp.c: Include tree-pretty-print.h and
359 gimple-pretty-print.h.
360 * tree-ssa-coalesce.c: Include tree-pretty-print.h.
361 * tree-ssa-copy.c: Include tree-pretty-print.h and
362 gimple-pretty-print.h.
363 * tree-ssa-copyrename.c: Include tree-pretty-print.h.
364 * tree-ssa-dce.c: Include tree-pretty-print.h and
365 gimple-pretty-print.h.
366 * tree-ssa-dom.c: Include tree-pretty-print.h and
367 gimple-pretty-print.h.
368 * tree-ssa-dse.c: Include gimple-pretty-print.h.
369 * tree-ssa-forwprop.c: Include tree-pretty-print.h.
370 * tree-ssa-ifcombine.c: Include tree-pretty-print.h.
371 * tree-ssa-live.c: Include tree-pretty-print.h and
372 gimple-pretty-print.h.
373 * tree-ssa-loop-im.c: Include tree-pretty-print.h and
374 gimple-pretty-print.h.
375 * tree-ssa-loop-ivcanon.c: Include tree-pretty-print.h and
376 gimple-pretty-print.h.
377 * tree-ssa-loop-ivopts.c: Include tree-pretty-print.h and
378 gimple-pretty-print.h.
379 * tree-ssa-loop-niter.c: Include tree-pretty-print.h and
380 gimple-pretty-print.h.
381 * tree-ssa-loop-prefetch.c: Include tree-pretty-print.h.
382 * tree-ssa-math-opts.c: Include gimple-pretty-print.h.
383 * tree-ssa-operands.c: Include tree-pretty-print.h and
384 gimple-pretty-print.h.
385 * tree-ssa-phiprop.c: Include tree-pretty-print.h and
386 gimple-pretty-print.h.
387 * tree-ssa-pre.c: Include tree-pretty-print.h and
388 gimple-pretty-print.h.
389 * tree-ssa-propagate.c: Include gimple-pretty-print.h.
390 * tree-ssa-reassoc.c: Include tree-pretty-print.h and
391 gimple-pretty-print.h.
392 * tree-ssa-sccvn.c: Include tree-pretty-print.h and
393 gimple-pretty-print.h.
394 * tree-ssa-sink.c: Include gimple-pretty-print.h.
395 * tree-ssa-ter.c: Include tree-pretty-print.h and
396 gimple-pretty-print.h.
397 * tree-ssa-uninit.c: Include gimple-pretty-print.h.
398 * tree-ssa.c: Include tree-pretty-print.h and
399 gimple-pretty-print.h.
400 * tree-stdarg.c: Include gimple-pretty-print.h.
401 * tree-switch-conversion.c: Include gimple-pretty-print.h.
402 * tree-tailcall.c: Include tree-pretty-print.h and
403 gimple-pretty-print.h.
404 * tree-vect-data-refs.c: Include tree-pretty-print.h and
405 gimple-pretty-print.h.
406 * tree-vect-loop-manip.c: Include tree-pretty-print.h and
407 gimple-pretty-print.h.
408 * tree-vect-loop.c: Include tree-pretty-print.h and
409 gimple-pretty-print.h.
410 * tree-vect-patterns.c: Include gimple-pretty-print.h.
411 * tree-vect-slp.c: Include tree-pretty-print.h and
412 gimple-pretty-print.h.
413 * tree-vect-stmts.c: Include tree-pretty-print.h and
414 gimple-pretty-print.h.
415 * tree-vectorizer.c: Include tree-pretty-print.h.
416 * tree-vrp.c: Include tree-pretty-print.h and
417 gimple-pretty-print.h.
418 * value-prof.c: Include tree-pretty-print.h and
419 gimple-pretty-print.h.
420 * var-tracking.c: Include tree-pretty-print.h.
421 * Makefile.in (OBJS-common): Add tree-diagnostic.o.
422 (tree-diagnostic.o): New dependencies.
423 (c-objc-common.o, c-pretty-print.o, langhooks.o, tree.o,
424 tree-inline.o, print-tree.o, stor-layout.o, tree-ssa-uninit.o,
425 tree-ssa.o, tree-into-ssa.o, tree-ssa-ter.o, tree-ssa-coalesce.o,
426 tree-outof-ssa.o, tree-ssa-forwprop.o, tree-ssa-phiprop.o,
427 tree-ssa-ifcombine.o, tree-nrv.o, tree-ssa-copy.o,
428 tree-ssa-propagate.o, tree-ssa-dom.o, tree-ssa-uncprop.o,
429 tree-ssa-live.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
430 tree-ssa-sccvn.o, tree-vrp.o, tree-cfg.o, tree-tailcall.o,
431 tree-ssa-sink.o, tree-if-conv.o, tree-dfa.o, tree-ssa-operands.o,
432 tree-ssa-address.o, tree-ssa-loop-niter.o,
433 tree-ssa-loop-ivcanon.o, tree-ssa-loop-prefetch.o, tree-predcom.o,
434 tree-ssa-loop-ivopts.o, tree-affine.o, tree-ssa-loop-im.o,
435 tree-ssa-math-opts.o, tree-ssa-alias.o, tree-ssa-reassoc.o,
436 gimplify.o, tree-browser.o, tree-chrec.o, tree-scalar-evolution.o,
437 tree-data-ref.o, sese.o, graphite-poly.o, tree-vect-loop.o,
438 tree-vect-loop-manip.o, tree-vect-patterns.o, tree-vect-slp.o,
439 tree-vect-stmts.o, tree-vect-data-refs.o, tree-vectorizer.o,
440 tree-parloops.o, tree-stdarg.o, tree-object-size.o,
441 gimple-pretty-print.o, tree-pretty-print.o, diagnostic.o,
442 toplev.o, print-rtl.o, except.o, dwarf2out.o, cgraphunit.o,
443 ipa-prop.o, ipa-cp.o, ipa-inline.o, ipa-pure-const.o,
444 ipa-type-escape.o, ipa-struct-reorg.o, tree-ssa-dce.o,
445 tree-call-cdce.o, tree-ssa-ccp.o, tree-sra.o,
446 tree-switch-conversion.o, var-tracking.o, value-prof.o,
447 cfgexpand.o, pretty-print.o): Update dependencies.
449 2010-05-22 Andreas Tobler <andreast@fgznet.ch>
451 * tree-ssa-structalias.c: Remove tm_p.h from include.
453 2010-05-21 Jeff Law <law@redhat.com>
455 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Fix typo.
457 2010-05-21 Jason Merrill <jason@redhat.com>
459 * tree-eh.c (cleanup_is_dead_in): New.
460 (lower_try_finally): Don't generate a dead cleanup region.
461 (lower_cleanup): Likewise.
463 2010-05-21 Jakub Jelinek <jakub@redhat.com>
466 * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
467 unchain each use from the cyclic next_regno_use chain first.
469 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
471 * real: Do not include gmp.h, mpfr.h, and mpc.h.
472 (REAL_VALUE_NEGATE, REAL_VALUE_ABS, real_arithmetic2): Remove.
473 (real_value_negate, real_value_abs): New prototypes.
474 (do_mpc_arg2, real_from_mpfr, mpfr_from_real): Move from here...
475 * realmpfr.h (do_mpc_arg2, real_from_mpfr, mpfr_from_real): ...to here,
476 new include file for interface between MPFR and REAL_VALUE_TYPE.
477 * real.c: Include realmpfr.h.
478 (real_arithmetic2): Remove legacy function.
479 (real_value_negate): New.
480 (real_value_abs): New.
481 (mfpr_from_real, real_from_mpfr): Move from here...
482 * realmpfr.c (mpfr_from_real, real_from_mpfr): ...to here, new file.
483 * builtins.c: Include realmpfr.h.
484 * fold-const.c: Include realmpfr.h.
485 (fold_comparison): Use real_value_negate instead of REAL_VALUE_NEGATE.
486 (fold_negate_const): Likewise.
487 (fold_abs_const): Use real_value_abs instead of REAL_VALUE_ABS.
488 * toplev.c: Include realmpfr.h.
489 * simplify-rtx.c (simplify_const_unary_operation): Use real_value_abs
490 and real_value_negate.
491 * fixed-value.c (check_real_for_fixed_mode): Likewise.
492 * config/arm/arm.c (neg_const_double_rtx_ok_for_fpa): Likewise.
493 (vfp3_const_double_index): Likewise.
494 (arm_print_operand): Likewise.
495 * Makefile.in: Update dependencies.
497 2010-05-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
499 * config/s390/s390.c (override_options): Increase the default
500 of max-completely-peel-times.
502 2010-05-21 Julian Brown <julian@codesourcery.com>
503 Mark Mitchell <mark@codesourcery.com>
505 * config/arm/arm.c (arm_function_ok_for_sibcall): Only forbid
506 sibling calls for Thumb-1.
507 * config/arm/arm.h (USE_RETURN_INSN): Enable for Thumb-2.
508 * config/arm/arm.md (*call_symbol, *call_value_symbol): Use for
510 (*call_insn, *call_value_insn): Don't use for Thumb-2.
511 (sibcall, sibcall_value, *sibcall_insn, *sibcall_value_insn): Use
513 (return): New expander.
514 (*arm_return): New name for ARM return insn.
515 * config/arm/thumb2.md (*thumb2_return): New insn pattern.
517 2010-05-19 Joel Sherrill <joel.sherrill@oarcorp.com>
519 * config.gcc (sparc64-*-rtems*): New target.
521 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
523 * tree.c (build_function_decl_skip_args): Fix grammar.
524 (build_function_type_list_1): Fix typos, adjust formatting.
526 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
528 * tree.h: Include real.h and fixed-value.h as basic datatypes.
529 * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h,
530 tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c,
531 tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c,
532 tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c,
533 genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c,
534 tree-pretty-print.c, tree-loop-distribution.c,
535 tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c,
536 tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c,
537 tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c,
538 tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c,
539 tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c,
540 tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c,
541 tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c,
542 tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c,
543 tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c,
544 tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c,
545 genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c,
546 tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c,
547 gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c,
548 tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c,
549 tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c,
550 store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c,
551 tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c,
552 tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c,
553 tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c,
554 tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c,
555 fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c,
556 tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c,
557 config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c,
558 config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c,
559 config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c,
560 config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c,
561 config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c,
562 config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c,
563 config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c,
564 config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c,
565 config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c,
566 config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c,
567 config/score/score7.c, config/score/score.c, config/arm/arm.c,
568 config/pa/pa.c, config/mips/mips.c, config/vax/vax.c,
569 config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c,
571 Clean up redundant includes.
572 * Makefile.in: Update accordingly.
574 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
577 * builtins.c (fold_call_stmt): Pass &error_mark_node if the call
578 statement has no arguments.
580 2010-05-21 Kai Tietz <kai.tietz@onevision.com>
583 * varasm.c (emutls_decl): Merge attributes to new decl.
585 2010-05-21 Eric Botcazou <ebotcazou@adacore.com>
588 * gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR
589 around the uniquized constructor if its type requires a conversion.
591 2010-05-21 Jakub Jelinek <jakub@redhat.com>
594 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
595 at -O0 goto_locus of any of the incoming edges differs from
596 goto_locus of outgoing edge, or gimple_location of any of the
599 2009-09-14 Vladimir Makarov <vmakarov@redhat.com>
601 * ira.c (ira_non_ordered_class_hard_regs): Define.
602 (setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs.
603 * ira-int.h (ira_non_ordered_class_hard_regs): Declare.
604 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase
605 cost of unaligned hard regs when allocating multi-reg pseudos.
607 2010-05-20 Richard Sandiford <rdsandiford@googlemail.com>
609 * config.gcc (mips*-sde-elf*): Don't use sdemtk.opt.
610 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_no_float
612 * config/mips/mips.c (mips_file_start): Expand conditional expression
613 into "if" statements. Use .gnu_attribute 4,0 for TARGET_NO_FLOAT.
614 (mips_override_options): Move -mno-float override -msoft-float and
616 * config/mips/mips.opt (mno-float): Move from sdemtk.opt, but add
617 Condition(TARGET_SUPPORTS_NO_FLOAT).
618 * config/mips/sdemtk.h (TARGET_OS_CPP_BUILTINS): Don't set
619 __mips_no_float here.
620 (SUBTARGET_OVERRIDE_OPTIONS): Delete.
621 (TARGET_SUPPORTS_NO_FLOAT): Define.
622 * config/mips/sdemtk.opt: Delete.
624 2010-05-20 Segher Boessenkool <segher@kernel.crashing.org>
626 * ipa-prop.c (compute_complex_ancestor_jump_func): Bail
629 2010-05-20 Uros Bizjak <ubizjak@gmail.com>
632 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
633 * configure: Regenerate.
634 * config.in: Regenerate.
635 * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
636 instead of sahf only for 64bit targets.
638 2010-05-20 Jakub Jelinek <jakub@redhat.com>
641 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
642 setup_ref_regs for DEBUG_INSNs.
644 2010-05-20 Jan Hubicka <jh@suse.cz>
647 * varpool.c (varpool_remove_node): Handle in-varpool aliases.
649 2010-05-20 Kenneth Zadeck <zadeck@naturalbridge.com>
652 * df-scan.c (df_ref_compare): Stabilize sort.
654 2010-05-20 Jakub Jelinek <jakub@redhat.com>
656 * dwarf2out.c (new_loc_descr_op_bit_piece): Add offset
657 argument. Don't use DW_OP_piece if offset is non-zero,
658 put offset into second DW_OP_bit_piece argument.
659 (dw_sra_loc_expr): Adjust callers. For memory expressions
662 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
665 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
666 settings for 16-bit-constant "addo" alternative.
668 2010-05-19 James E. Wilson <wilson@codesourcery.com>
670 * config/mips/mips-dsp.md (add<DSPV:mode>3,
671 mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>): Add ISA_HAS_DSP condition.
674 * mips.c (mips_call_expr_from_insn): New arg second_call. Set it.
675 (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
678 2010-05-19 Joseph Myers <joseph@codesourcery.com>
680 * diagnostic.c (FLOAT, FFS): Don't undefine.
681 * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
682 * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
685 2010-05-19 Richard Sandiford <rdsandiford@googlemail.com>
687 * combine.c (propagate_for_debug): Call make_compound_operation
689 (try_combine): When implementing a split chosen by find_split_point,
690 either copy i2src or set it to null. Assert that i2src is not null
691 before substituting into CALL_INSN_FUNCTION_USAGE.
693 2010-05-19 Anatoly Sokolov <aesok@post.ru>
695 * double-int.h (double_int_ior): New function.
696 * tree.h (build_int_cst_wide_type): Remove.
697 * tree.c (build_int_cst_wide_type): Remove.
698 * fold-const.c (native_interpret_int): Use double_int_to_tree instead
699 of build_int_cst_wide_type.
700 * stor-layout.c (set_sizetype): (Ditto.).
701 * dojump.c (do_jump): Use build_int_cstu instead of
702 build_int_cst_wide_type.
704 2010-05-19 Eric Botcazou <ebotcazou@adacore.com>
706 * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
707 * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
708 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
709 * gimplify.c: (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
710 TARGET_EXPR nodes, but only once, if instructed to do so. Do not
711 propagate the 'data' argument to copy_tree_r.
712 (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
713 Propagate 'data' argument to walk_tree.
714 (copy_if_shared): New function.
715 (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
716 (unmark_visited): New function.
717 (unshare_body): Call copy_if_shared instead of doing it manually.
718 (unvisit_body): Call unmark_visited instead of doing it manually.
720 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
722 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
723 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
725 * target-def.h (TARGET_FOLD_BUILTIN): Define to
726 hook_tree_tree_int_treep_bool_null.
727 * target.h: (struct gcc_target): Update signature of fold_builtin
729 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
730 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
731 instead of the call expression.
732 (fold_builtin_call_array): Pass n and argarray directly.
733 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
735 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
736 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
737 `i' and use it in place of `arity'.
738 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
739 Dereference `args' directly.
740 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
742 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
744 * doc/sourcebuild.texi (Effective-Target Keywords): Document
746 (Directives): Document optional dg-require-effective-target
749 2010-05-19 Richard Guenther <rguenther@suse.de>
752 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
754 2010-05-19 Richard Guenther <rguenther@suse.de>
756 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
757 * common.opt (fwhopr=): New.
758 * opts.c (common_handle_option): Handle OPT_fwhopr.
759 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
760 * collect2.c (main): Match -fwhopr*.
761 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
762 Execute ltrans stage in parallel when jobs is bigger than 1.
764 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
766 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
767 pentiumpro on Solaris 8/x86 with Sun as.
768 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
770 (gcc_cv_as_ix86_quad): Check for .quad directive.
771 * configure: Regenerate.
772 * config.in: Regenerate.
773 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
775 2010-05-19 Martin Jambor <mjambor@suse.cz>
777 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
778 also for indirect edges. Actual printing moved...
779 (ipa_print_node_jump_functions_for_edge): ...here.
780 (ipa_compute_jump_functions): Renamed to
781 ipa_compute_jump_functions_for_edge and made static.
782 (ipa_compute_jump_functions): New function.
783 (make_edge_direct_to_target): Check if the number of arguments on
784 the newly direct edge is the same as the number of parametrs of
786 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
787 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
788 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
789 analysis functions unconditionally, call the new
790 ipa_analyze_params_uses on the node instead of every edge.
792 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
794 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
796 (dump_mem_ref): Adopt debug code to handle a tree as step. This
797 also checks for a constant int vs. non-constant but
798 loop-invariant steps.
799 (find_or_create_group): Change the sort algorithm to only consider
800 steps that are constant ints.
801 (idx_analyze_ref): Adopt code to handle a tree instead of a
802 HOST_WIDE_INT for step.
803 (gather_memory_references_ref): Handle tree instead of int and be
804 prepared to see a NULL_TREE.
805 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
806 prefetches if the step cannot be calculated at compile time.
807 (issue_prefetch_ref): Issue prefetches for non-constant but
808 loop-invariant steps.
810 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
813 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
815 * tree.h (build_call_list): Remove.
816 * tree.c (build_call_list): Remove.
818 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
820 * tree.h (build_call_list): Remove.
821 * tree.c (build_call_list): Remove.
823 2010-05-18 Jan Hubicka <jh@suse.cz>
825 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
827 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
829 PR rtl-optimization/43332
830 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
832 2010-05-18 Anatoly Sokolov <aesok@post.ru>
834 * tree.h (build_int_cstu): Implement as static inline.
835 * tree.c (build_int_cstu): Remove function.
836 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
839 2010-05-18 Richard Guenther <rguenther@suse.de>
842 * lto-wrapper.c (verbose): New variable. Initialize from -v.
843 (debug): Initialize from -save-temps.
844 (collect_execute): Print command-line when verbose.
845 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
846 for ltrans invocation. Produce -dumpbase flag again.
847 (process_args): Remove.
849 * collect2.c (maybe_run_lto_and_relink): Only pass object
850 files to lto-wrapper.
851 * gcc.c (LINK_COMMAND_SPEC): Likewise.
853 2010-05-18 Jan Hubicka <jh@suse.cz>
855 * opts.c (decode_options): Do not disable whopr at ipa_cp.
856 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
858 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
861 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
863 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
866 2010-05-18 Jakub Jelinek <jakub@redhat.com>
869 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
872 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
874 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
875 lto-macho as lto_binary_reader.
877 * darwin.c (darwin_asm_named_section): Do not add assembler comment
878 after .section directive; just print it before the directive instead.
880 2010-05-17 Jan Hubicka <jh@suse.cz>
882 * cgraph.c (cgraph_create_virtual_clone): Only check
883 versionable_function_p when not in wpa and checking is enabled.
884 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
885 there are no more functions to materialize.
887 2010-05-17 Jan Hubicka <jh@suse.cz>
889 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
890 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
892 (output_cgraph): Call output_cgraph_opt_summary.
893 (input_cgrpah): Call input_cgraph_opt_summary.
894 (output_cgraph_opt_summary_p, output_node_opt_summary,
895 input_node_opt_summary, input_cgraph_opt_section): New functions.
896 * lto-section-in.c (lto_section_name): Add cgraphopt.
897 * tree-inline.c (tree_function_versioning): Handle parm_num.
898 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
899 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
901 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
903 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
904 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
905 the insn to prefetch ratio heuristic to loops with known trip count.
907 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
909 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
910 (schedule_prefetches): Do not generate a prefetch if the unroll factor
911 is far from what is required by the prefetch.
913 2010-05-17 Jan Hubicka <jh@suse.cz>
915 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
916 (ipcp_estimate_growth): Likewise.
917 (ipcp_const_param_count): Likewise.
918 (ipcp_insert_stage): Likewise.
919 * ipa-prop.c (visit_load_for_mod_analysis): New function.
920 (visit_store_addr_for_mod_analysis): Set used flag.
921 (ipa_detect_param_modifications): Set used flag for SSE params;
922 update use of walk_stmt_load_store_addr_ops.
923 (ipa_print_node_params): Print used flag.
924 (ipa_write_node_info): Stream used flag.
925 (ipa_read_node_info): Likewise.
926 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
927 (ipa_is_param_used): New function.
928 (lto_ipa_fixup_call_notes): Remove unused declaration.
930 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
933 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
934 * configure: Regenerate.
935 * config.in: Regenerate.
936 * config/i386/i386.c (print_operand) <case ;>: Also print ";" if
937 !HAVE_AS_IX86_REP_LOCK_PREFIX.
938 Don't emit whitespace.
939 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
940 (*rep_movsi): Likewise.
941 (*rep_movsi_rex64): Likewise.
942 (*rep_movqi): Likewise.
943 (*rep_movqi_rex64): Likewise.
944 (*rep_stosdi_rex64): Likewise.
945 (*rep_stossi): Likewise.
946 (*rep_stossi_rex64): Likewise.
947 (*rep_stosqi): Likewise.
948 (*rep_stosqi_rex64): Likewise.
949 (*cmpstrnqi_nz_1): Use {%;} after repz.
950 (*cmpstrnqi_nz_rex_1): Likewise.
951 (*cmpstrnqi_1): Likewise.
952 (*cmpstrnqi_rex_1): Likewise.
953 (*strlenqi_1): Use {%;} after repnz.
954 (*strlenqi_rex_1): Likewise.
955 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
956 (*sync_compare_and_swap<mode>): Likewise.
957 (sync_double_compare_and_swap<mode>): Likewise.
958 (*sync_double_compare_and_swapdi_pic): Likewise.
959 (sync_old_add<mode>): Likewise.
960 (sync_add<mode>): Likewise.
961 (sync_sub<mode>): Likewise.
962 (sync_<code><mode>): Likewise.
964 2010-05-17 Martin Jambor <mjambor@suse.cz>
966 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
967 otr_token and polymorphic.
968 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
969 (cgraph_clone_edge): Copy the above fields.
970 * tree.c (get_binfo_at_offset): New function.
971 * tree.h (get_binfo_at_offset): Declare.
972 * ipa-prop.h (enum jump_func_type): Added known_type jump function
973 type, reordered items, updated comments.
974 (union jump_func_value): Added base_type field, reordered fields.
975 (enum ipa_lattice_type): Moved down in the file.
976 (struct ipa_param_descriptor): New field polymorphic.
977 (ipa_is_param_polymorphic): New function.
978 * ipa-prop.c: Include gimple.h and gimple-fold.h.
979 (ipa_print_node_jump_functions): Print known type jump functions.
980 (compute_complex_pass_through): Renamed to...
981 (compute_complex_assign_jump_func): this.
982 (compute_complex_ancestor_jump_func): New function.
983 (compute_known_type_jump_func): Likewise.
984 (compute_scalar_jump_functions): Create known type and complex ancestor
986 (ipa_note_param_call): New parameter polymorphic, set the corresponding
987 flag in the call note accordingly.
988 (ipa_analyze_call_uses): Renamed to...
989 (ipa_analyze_indirect_call_uses): this. New parameter target, define
990 variable var only in the block where it is used.
991 (ipa_analyze_virtual_call_uses): New function.
992 (ipa_analyze_call_uses): Likewise.
993 (combine_known_type_and_ancestor_jfs): Likewise.
994 (update_jump_functions_after_inlining): Implemented handling of a
995 number of new jump function types combination.
996 (print_edge_addition_message): Removed.
997 (make_edge_direct_to_target): New function.
998 (try_make_edge_direct_simple_call): Likewise.
999 (try_make_edge_direct_virtual_call): Likewise.
1000 (update_call_notes_after_inlining): Renamed to...
1001 (update_indirect_edges_after_inlining): this. Moved edge creation for
1002 indirect calls to try_make_edge_direct_simple_call, also calls
1003 try_make_edge_direct_virtual_call for virtual calls.
1004 (ipa_print_node_params): Changed the header message.
1005 (ipa_write_jump_function): Stream also known type jump functions.
1006 (ipa_read_jump_function): Likewise.
1007 (ipa_write_indirect_edge_info): Stream new fields in
1008 cgraph_indirect_call_info.
1009 (ipa_read_indirect_edge_info): Likewise.
1010 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
1013 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1015 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
1017 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
1019 * tree.h (CALL_EXPR_ARGS): Delete.
1020 (call_expr_arglist): Delete.
1021 * tree.c (call_expr_arglist): Delete.
1022 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
1023 targetm.fold_builtin.
1024 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
1025 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
1026 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
1027 arglist parameter. Use CALL_EXPR_ARG.
1028 (picochip_expand_builtin_3op): Likewise.
1029 (picochip_expand_builtin_2opvoid): Likewise.
1030 (picochip_expand_array_get): Likewise.
1031 (picochip_expand_array_put): Likewise.
1032 (picochip_expand_array_testport): Likewise.
1033 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
1034 rather than arglist.
1035 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
1037 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
1038 than TREE_VALUE and TREE_CHAIN.
1039 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
1040 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
1043 2010-05-17 Jakub Jelinek <jakub@redhat.com>
1046 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
1047 to have no fallthru edge.
1050 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
1051 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
1052 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
1053 add BARRIER after previous bb if needed.
1055 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
1057 * tree.c (build_function_type_list_1): Remove bogus assert condition.
1059 2010-05-17 Alan Modra <amodra@gmail.com>
1061 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
1062 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
1063 with copy_reg rtx param.
1064 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
1065 Correct cases where code for ABI_V4 did not initialise the reg
1066 used to access frame. Also leave frame_reg_rtx as sp for large
1067 frames that save no regs.
1069 2010-05-17 Martin Jambor <mjambor@suse.cz>
1072 * tree-sra.c (create_access_replacement): New parameter rename, mark
1073 the replaement for renaming only when it is true.
1074 (get_access_replacement): Pass true in the rename parameter of
1075 create_access_replacement.
1076 (get_unrenamed_access_replacement): New function.
1077 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
1078 replacement declaration from it.
1080 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
1082 * function.c (try_fit_stack_local, add_frame_space): New static
1084 (assign_stack_local_1): Use them. Look for opportunities to use
1085 space previously wasted on alignment.
1086 * function.h (struct frame_space): New.
1087 (struct rtl_data): Add FRAME_SPACE_LIST member.
1088 * reload1.c (something_was_spilled): New static variable.
1089 (alter_reg): Set it.
1090 (reload): Test it in addition to testing if the frame size changed.
1092 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
1094 * config/s390/s390.c: Define sane prefetch settings and activate
1095 flag_prefetch_loop_arrays on -O3.
1096 * config/s390/s390.h: Declare that read can use write prefetch.
1098 2010-05-17 Jakub Jelinek <jakub@redhat.com>
1100 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
1103 2010-05-16 Jan Hubicka <jh@suse.cz>
1105 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
1106 function body; do not check stdarg field of struct function.
1108 2010-05-16 Jan Hubicka <jh@suse.cz>
1110 * cgraph.c (dump_cgraph_node): Dump versionable flag.
1111 * cgraph.h (cgraph_local_info): Add versionable flag.
1112 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
1113 (ipcp_versionable_function_p): Use it.
1114 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
1117 2010-05-16 Jan Hubicka <jh@suse.cz>
1119 * cgraph.c (cgraph_clone_node): Take decl argument and insert
1120 clone into hash when it is different from orig.
1121 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
1122 * cgraph.h (cgraph_clone_node): Update prototype.
1123 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
1124 (lto_cgraph_encoder_delete): Delete body map.
1125 (lto_cgraph_encoder_size): Move to header.
1126 (lto_cgraph_encoder_encode_body_p,
1127 lto_set_cgraph_encoder_encode_body): New.
1128 (lto_output_node): Do not take written_decls argument; output clone_of
1130 (add_node_to): Add include_body_argument; call
1131 lto_set_cgraph_encoder_encode_body on master of the clone.
1132 (add_references): Update use of add_node_to.
1133 (compute_ltrans_boundary): Likewise.
1134 (output_cgraph): Do not create written_decls bitmap.
1135 (input_node): Take nodes argument; stream in clone_of correctly.
1136 (input_cgraph_1): Update use of input_node.
1137 * lto-streamer-out.c (lto_output): Use encoder info to decide
1138 what bodies to output.
1139 * ipa-inline.c (cgraph_clone_inlined_nodes,
1140 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
1141 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
1142 (lto_cgraph_encoder_size): Define here.
1143 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
1146 2010-05-16 Richard Guenther <rguenther@suse.de>
1148 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
1150 * ipa-type-escape.c (gate_type_escape_vars): Run when
1151 -fipa-struct-reorg runs.
1152 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
1153 * common.opt (fipa-type-escape): Remove.
1155 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
1157 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
1158 (decode_options): Likewise.
1159 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
1161 2010-05-16 Jan Hubicka <jh@suse.cz>
1163 * ipa.c (function_and_variable_visibility): Also bring local all
1166 2010-05-16 Richard Guenther <rguenther@suse.de>
1168 * alias.c (nonoverlapping_memrefs_p): Remove use of
1169 IPA type-escape information.
1171 2010-05-16 Joseph Myers <joseph@codesourcery.com>
1173 * c-common.c (c_common_reswords): Add _Static_assert for C.
1174 * c-parser.c (c_token_starts_declaration,
1175 c_parser_next_token_starts_declaration,
1176 c_parser_static_assert_declaration_no_semi,
1177 c_parser_static_assert_declaration): New.
1178 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
1179 Handle static assertions if static_assert_ok.
1180 (c_parser_external_declaration, c_parser_declaration_or_fndef,
1181 c_parser_compound_statement_nostart, c_parser_label,
1182 c_parser_for_statement, c_parser_objc_methodprotolist,
1183 c_parser_omp_for_loop): All callers of
1184 c_parser_declaration_or_fndef changed.
1185 (c_parser_struct_declaration): Handle static assertions.
1186 (c_parser_compound_statement_nostart): Use
1187 c_parser_next_token_starts_declaration and
1188 c_token_starts_declaration to detect start of declarations.
1189 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
1192 2010-05-16 Anatoly Sokolov <aesok@post.ru>
1194 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1195 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
1196 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
1197 TARGET_FUNCTION_VALUE_REGNO_P): Define.
1198 (mmix_function_outgoing_value): Rename to...
1199 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
1200 (mmix_function_value_regno_p): Make static.
1201 (mmix_libcall_value): New function.
1202 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
1203 mmix_function_value_regno_p): Remove declaration.
1205 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
1207 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
1208 BUILT_IN_ALLOCA if stack checking is enabled.
1210 2010-05-16 Richard Guenther <rguenther@suse.de>
1212 * var-tracking.c (vars_copy_1): Inline ...
1213 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
1214 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
1215 (variable_merge_over_cur): Adjust. Merge asserts.
1216 (variable_merge_over_src): Likewise.
1217 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
1218 (variable_post_merge_new_vals): Merge asserts.
1219 (variable_post_merge_perm_vals): Likewise.
1220 (find_mem_expr_in_1pdv): Likewise.
1221 (dataflow_set_different_value): Remove.
1222 (onepart_variable_different_p): Merge asserts.
1223 (variable_different_p): Likewise.
1224 (dataflow_set_different_1): Inline ...
1225 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
1226 (emit_notes_for_differences_1): Merge asserts.
1228 2010-05-16 Richard Guenther <rguenther@suse.de>
1230 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
1231 * optabs.c (libfunc_decl_hash): Likewise.
1232 * varasm.c (emutls_decl): Likewise.
1234 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
1236 * c-decl.c: Don't include gimple.h.
1237 (merge_decls): Do not copy gimple_body.
1239 2010-05-15 Jason Merrill <jason@redhat.com>
1241 * c.opt: Add -fnothrow-opt.
1243 2010-05-15 Jan Hubicka <jh@suse.cz>
1245 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
1247 * passes.c (ipa_write_summaries): Write all analyzed nodes.
1249 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
1251 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
1252 * Makefile.in: Add it.
1253 Fix all other Makefile dependencies for changes below.
1254 * tree.h: Include it instead of defining VEC primitives here.
1255 * gimple.h: Likewise.
1257 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
1258 * except.h: Include vecir.h, break dependence on tree.h.
1260 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
1262 * tree-iterator.c: ...to here.
1263 * tree-iterator.h: Fix file introduction comment. Add extern markers.
1265 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
1267 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
1268 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
1269 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
1270 tree-mudflap.h, and target.h.
1271 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
1272 predict.h, tree-inline.h, gimple.h, and langhooks.h.
1273 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
1274 Add FIXME for why gimple.h is still included (should be unnecessary
1275 since GCC 4.5 gimplification unit-at-a-time).
1276 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
1277 * c-pragma.c: Add FIXME for why function.h needs to be included just
1278 for cfun, at front-end level.
1279 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
1280 Do not include ggc.h, but include vecprim.h for VEC(char).
1281 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
1282 Explain why target.h is included.
1283 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
1284 Explain why gimple.h is included.
1285 * c-ppoutput.c: Do not include tm.h.
1286 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
1287 * c-parses.c: Explain why rtl.h is included, and that this (and only
1288 this) is also why tm.h must be included.
1289 Do not include except.h.
1290 * c-lang.c: Do not include ggc.h.
1292 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
1294 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
1296 2010-05-15 Joseph Myers <joseph@codesourcery.com>
1298 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
1299 unions by default if those structs and unions have no tags. Do
1300 not condition anonymous struct and unions handling on flag_iso.
1301 Allow anonymous structs and unions for C1X.
1302 (finish_struct): Do not diagnose lack of named fields when
1303 anonymous structs and unions present for C1X. Accept flexible
1304 array members in structure with anonymous structs or unions but no
1305 directly named fields.
1306 * doc/extend.texi (Unnamed Fields): Update.
1308 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
1310 * gimple.h (compare_field_offset): Rename into...
1311 (gimple_compare_field_offset): ...this.
1312 * gimple.c (compare_field_offset): Rename into...
1313 (gimple_compare_field_offset): ...this. Compare the full access if
1314 the offset is self-referential.
1315 (gimple_types_compatible_p): Adjust for above renaming.
1316 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
1317 DECL_NONADDRESSABLE_P flag of fields before merging them.
1319 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
1321 * tree.h (ctor_to_list): Delete.
1322 * tree.c (ctor_to_list): Delete.
1324 2010-05-15 Jan Hubicka <jh@suse.cz>
1326 * ipa-reference.c: Include toplev.h
1327 (is_proper_for_analysis): Only add to all_module_statics
1329 (write_node_summary_p, stream_out_bitmap,
1330 ipa_reference_write_optimization_summary,
1331 ipa_reference_read_optimization_summary): New.
1332 (struct ipa_opt_pass_d pass_ipa_reference): Add
1333 optimization summary streaming.
1334 * lto-cgraph.c (referenced_from_this_partition_p,
1335 reachable_from_this_partition_p): New functions.
1336 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
1337 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
1338 * opts.c (decode_options): Enable ipa_reference.
1339 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
1340 * lto-streamer.h (referenced_from_this_partition_p,
1341 reachable_from_this_partition_p): Declare.
1343 2010-05-15 Richard Guenther <rguenther@suse.de>
1345 PR tree-optimization/44038
1346 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
1347 taking the address of a V_C_E of a constant.
1349 2010-05-14 Jan Hubicka <jh@suse.cz>
1351 * tree.h (memory_identifier_string): Remove.
1352 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
1353 (ipa_reference_global_vars_info_d): Remove statics_not_read and
1354 statics_not_written.
1355 (ipa_reference_optimization_summary_d): New structure.
1356 (ipa_reference_optimization_summary_t): New type and vector.
1357 (ipa_reference_vars_info_d): Embedd structures instead of using
1359 (reference_vars_to_consider): Remove out of GGC space.
1360 (module_statics_escape): Remove.
1361 (global_info_obstack): Rename to ...
1362 (optimization_summary_obstack): ... this one.
1363 (initialization_status_t): Remove.
1364 (memory_identifier_string): Remove.
1365 (get_reference_vars_info): Fix indenting.
1366 (set_reference_vars_info): Likewise.
1367 (get_reference_optimization_summary): New.
1368 (set_reference_optimization_summary): New.
1369 (get_global_reference_vars_info): Remove.
1370 (ipa_reference_get_read_global): Remove.
1371 (ipa_reference_get_written_global): Remove.
1372 (ipa_reference_get_not_read_global): Update.
1373 (ipa_reference_get_not_written_global): Update.
1374 (is_proper_for_analysis): Outlaw addressable.
1375 (propagate_bits): Update for new datastructures.
1376 (analyze_variable): Remove.
1377 (init_function_info): Update for new datastructures.
1378 (clean_function_local_data): Remove.
1379 (clean_function): Remove.
1380 (copy_global_bitmap): Use optimizations_summary_obstack.
1381 (duplicate_node_data): Duplicate optimization summary only.
1382 (remove_node_data): Remove optimization summary only.
1383 (generate_summary): Do not analyze variables; do not compute
1384 module_statics_escape; do not prune solutions by it.
1385 (read_write_all_from_decl): Fix typos in comments.
1386 (propagate): Doscover readonly and nonaddressable first;
1387 update for new datastructures; share global bitmaps.
1388 * ipa-reference.h (ipa_reference_get_read_global,
1389 ipa_reference_get_written_global): Remove.
1390 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
1391 * Makefile.in: Remove ipa-refereference from GT files.
1393 2010-05-14 Jakub Jelinek <jakub@redhat.com>
1396 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
1397 for all SYMBOL_REF_DECLs.
1399 2010-05-14 Jan Hubicka <jh@suse.cz>
1401 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
1402 (varpool_all_refs_explicit_p): New inline function.
1403 * ipa-reference.c: Update comment.
1404 (module_statics_written): Remove.
1405 (get_static_decl): Remove.
1406 (ipa_init): Do not initialize module_statics_written.
1407 (analyze_function): Likewise.
1408 (generate_summary): Likewise; do not compute module_statics_readonly
1409 and do not update variable flags.
1410 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
1411 * ipa.c: Inlucde flags.h
1412 (cgraph_local_node_p): New.
1413 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
1414 promote functions to local.
1415 (ipa_discover_readonly_nonaddressable_vars): New function.
1416 (function_and_variable_visibility): Use cgraph_local_node_p.
1417 * varpool.c (varpool_finalize_decl): Set force_output for
1418 DECL_PRESERVE_P vars.
1420 2010-05-14 Jan Hubicka <jh@suse.cz>
1422 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
1424 2010-05-14 Richard Guenther <rguenther@suse.de>
1426 PR tree-optimization/44119
1427 * tree-ssa-pre.c (eliminate): Properly mark replacement of
1428 a PHI node necessary.
1430 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
1432 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
1434 2010-05-14 Jason Merrill <jason@redhat.com>
1437 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
1438 (gimple_call_set_nothrow): New.
1439 * gimple.c (gimple_build_call_from_tree): Call it.
1440 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
1443 * gimplify.c (gimplify_seq_add_stmt): No longer static.
1444 * gimple.h: Declare it.
1445 * gimple.c (gimple_build_eh_filter): No ops.
1447 2010-05-14 Jan Hubicka <jh@suse.cz>
1449 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
1450 nodes already in queue.
1451 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
1454 2010-05-14 Jakub Jelinek <jakub@redhat.com>
1457 * cfgexpand.c (expand_debug_expr): If non-memory op0
1458 has BLKmode, return NULL.
1460 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
1462 * config.gcc: Add support for --with-cpu option for bdver1.
1463 * config/i386/i386.h (TARGET_BDVER1): New macro.
1464 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
1465 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
1466 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
1467 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
1468 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
1469 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
1470 (processor_type): Add PROCESSOR_BDVER1.
1471 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
1472 processor_type in config/i386/i386.h.
1473 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
1474 movaps <reg, reg> instead of movapd <reg, reg> when replacing
1475 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
1476 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
1477 to emit packed xor instead of packed double/packed integer
1478 xor for SSE and AVX when moving a zero value.
1479 * config/i386/sse.md: Add check for
1480 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
1481 movapd/movdqa for SSE and AVX.
1482 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
1483 single logical operations i.e and, or and xor instead of packed double
1484 logical operations for SSE and AVX.
1485 * config/i386/i386-c.c (ix86_target_macros_internal):
1486 Add PROCESSOR_BDVER1.
1487 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
1488 (has_fma4, has_xop): New.
1489 * config/i386/i386.c (bdver1_cost): New variable.
1490 (m_BDVER1): New macro.
1491 (m_AMD_MULTIPLE): Add m_BDVER1.
1492 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
1493 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
1494 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
1495 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
1496 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
1497 x86_tune_sse_partial_reg_dependency,
1498 x86_tune_sse_unaligned_load_optimal,
1499 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
1500 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
1501 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
1502 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
1503 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
1504 Enable/disable for bdver1.
1505 (processor_target_table): Add bdver1_cost.
1506 (cpu_names): Add bdver1.
1507 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
1508 processor_alias_table.
1509 (ix86_expand_vector_move_misalign): Change.
1510 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
1511 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
1512 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
1513 of movupd/movdqu for SSE and AVX.
1514 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
1515 (ix86_tune_adjust_cost): Add code for bdver1.
1516 (standard_sse_constant_opcode): Add check for
1517 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
1518 of packed double xor for SSE and AVX.
1520 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
1522 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
1525 2010-05-14 Tristan Gingold <gingold@adacore.com>
1527 * toplev.c (default_debug_hooks): Remove this variable.
1528 (process_options): Remove assignments to default_debug_hooks.
1530 2010-05-14 Martin Jambor <mjambor@suse.cz>
1532 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
1533 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
1534 * langhooks.h (struct lang_hooks_for_decls): Removed field
1536 * tree.c (free_lang_data): Remove assignment to
1537 lang_hooks.fold_obj_type_ref.
1538 * tree.def (OBJ_TYPE_REF): Update comment.
1540 2010-05-14 Richard Guenther <rguenther@suse.de>
1542 PR tree-optimization/44124
1543 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
1545 2010-05-14 Alan Modra <amodra@gmail.com>
1548 * config/rs6000/rs6000.c (struct machine_function): Reorder
1549 fields for better packing. Add lr_save_state.
1550 (rs6000_ra_ever_killed): Return lr_save_state if set.
1551 (rs6000_emit_eh_reg_restore): Set lr_save_state.
1553 2010-05-13 Jan Hubicka <jh@suse.cz>
1555 * varpool.c (decide_is_variable_needed): Drop code checking
1556 TREE_SYMBOL_REFERENCED.
1558 2010-05-13 Jan Hubicka <jh@suse.cz>
1560 * final.c (output_addr_const): Do not call mark_decl_referenced.
1561 * cgraphunit.c (process_function_and_variable_attributes): Use
1562 mark_needed_node dirrectly.
1563 (assemble_thunk): Do not call mark_decl_referenced.
1565 2010-05-13 Anatoly Sokolov <aesok@post.ru>
1567 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
1569 2010-05-13 Jeff Law <law@redhat.com>
1571 * ira-conflicts.c (print_allocno_conflicts): New function broken out
1573 (print_conflicts): Call print_allocno_conflicts.
1575 2010-05-13 Jakub Jelinek <jakub@redhat.com>
1578 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
1581 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
1583 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
1584 t-mingw-w64 or t-mingw-w32 for multilib configuration.
1585 * config/i386/t-mingw-w32: New.
1586 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
1588 2010-05-13 Martin Jambor <mjambor@suse.cz>
1590 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
1592 * gimple-fold.c (get_base_binfo_for_type): New function.
1593 (gimple_get_relevant_ref_binfo): Likewise.
1594 (gimple_fold_obj_type_ref_known_binfo): Likewise.
1595 (gimple_fold_obj_type_ref): Likewise.
1596 (fold_gimple_call): Simplify condition for folding virtual calls
1597 and call gimple_fold_obj_type_ref.
1598 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
1599 (gimple_fold_obj_type_ref_known_binfo): Likewise.
1601 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
1603 * config/rs6000/rs6000-protos.h
1604 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
1605 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
1606 (rs6000_debug_mode_dependent_address)
1607 (rs6000_mode_dependent_address_ptr): Likewise.
1609 2010-05-13 Jakub Jelinek <jakub@redhat.com>
1612 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
1614 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
1615 * tree-sra.c (create_access_replacement): Call unshare_expr before
1616 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
1617 * dwarf2out.c: Include tree-flow.h.
1618 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
1619 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
1620 Handle DW_OP_bit_piece.
1621 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
1622 construct_piece_list, adjust_piece_list): New functions.
1623 (add_var_loc_to_decl): Handle SRA optimized variables.
1624 Adjust for var_loc_note to loc field renaming.
1625 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
1626 in VAR_LOCATION note.
1627 (new_loc_descr_op_bit_piece): New function.
1628 (dw_sra_loc_expr): New function.
1629 (dw_loc_list): Use it. Don't handle the last range after the
1630 loop, handle it inside of the loop. Adjust for var_loc_note
1631 to loc field renaming.
1632 (add_location_or_const_value_attribute): Only special case
1633 single entry loc lists if loc is NOTE_P. Adjust for
1634 var_loc_note to loc field renaming.
1635 (dwarf2out_var_location): Don't set newloc->var_loc_note
1636 and newloc->next here.
1638 2010-05-12 Jan Hubicka <jh@suse.cz>
1640 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
1642 * cgraph.h (cgraph_only_called_directly_p,
1643 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
1644 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
1645 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
1647 * ipa.c (cgraph_remove_unreachable_nodes): Use
1648 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
1650 * tree-inline.c (copy_bb): Check address_taken flag.
1651 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
1652 externally_visible flag.
1654 2010-05-12 Jason Merrill <jason@redhat.com>
1658 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
1659 * sdbout.c (plain_type_1): Likewise.
1660 * dwarf2out.c (is_base_type): Likewise.
1661 (gen_type_die_with_usage): Likewise. Generate
1662 DW_TAG_unspecified_type for any LANG_TYPE.
1664 2010-05-12 Jan Hubicka <jh@suse.cz>
1666 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
1668 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
1669 (cgraph_clone_edge): Update.
1670 (cgraph_node_remove_callees): Remove indirect calls too.
1671 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
1672 (cgraph_create_indirect_edge): Update prototype.
1673 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
1674 is_proper_for_analysis.
1675 (add_new_function, visited_nodes, function_insertion_hook_holder,
1676 get_local_reference_vars_info, mark_address_taken, mark_address,
1677 mark_load, mark_store, check_asm_memory_clobber, check_call,
1678 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
1679 (ipa_init): Do not initialize visited_nodes;
1680 function_insertion_hook_holder.
1681 (analyze_variable): Rewrite.
1682 (analyze_function): Rewrite.
1683 (copy_local_bitmap): Remove.
1684 (duplicate_node_dat): Do not duplicate local info.
1685 (generate_summary): Simplify to only walk cgraph.
1686 (write_node_summary_p, ipa_reference_write_summary,
1687 ipa_reference_read_summary): Remove.
1688 (propagate): Do not remove function insertion;
1690 (pass_ipa_reference): NULLify summary handling fields.
1691 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
1692 (input_edge): Input ecf_flags.
1693 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
1694 (update_indirect_edges_after_inlining): Ignore edges with unknown
1697 2010-05-12 Sriraman Tallam <tmsriram@google.com>
1699 * implicit-zee.c: New file.
1700 * tree-pass.h (pass_implicit_zee): Declare.
1701 * passes.c (init_optimization_passes): Add zee pass.
1702 * common.opt (fzee): New flag.
1703 * timevar.def (TV_ZEE): Define.
1704 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
1706 * Makefile.in (implicit-zee.o): Add new build file.
1708 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1709 Nathan Froyd <froydnj@codesourcery.com>
1711 * c-common.c (sync_resolve_params): Remove write-only variable.
1713 2010-05-12 Anatoly Sokolov <aesok@post.ru>
1715 * target.h (struct gcc_target): Add mode_dependent_address_p field.
1716 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
1717 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
1718 * targhooks.c (default_mode_dependent_address_p): New function.
1719 * targhooks.h (default_mode_dependent_address_p): Declare function.
1720 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
1721 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
1722 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
1723 target hook. Change return type to bool.
1724 * recog.h: (mode_dependent_address_p): Change return type to bool.
1726 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1727 Nathan Froyd <froydnj@codesourcery.com>
1729 * tree-mudflap.c (build_function_type_0, build_function_type_1,
1730 build_function_type_2, build_function_type_3): Remove.
1731 (mudflap_init): Use build_function_type_list.
1733 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1734 Nathan Froyd <froydnj@codesourcery.com>
1736 * coverage.c (build_fn_info_value): Call build_constructor instead of
1737 build_constructor_from_list.
1738 (build_ctr_info_value): Likewise.
1739 (build_gcov_info): Likewise.
1741 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
1743 * tree.c (build_constructor): Compute TREE_CONSTANT for the
1744 resultant constructor.
1745 (build_constructor_single): Don't set TREE_CONSTANT.
1746 (build_constructor_from_list): Don't compute TREE_CONSTANT.
1748 2010-05-12 Jan Hubicka <jh@suse.cz>
1750 * cgraph.h (struct varpool_node): Add aux.
1751 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
1752 * varpool.c (varpool_remove_node): Do not remove initializer.
1753 (varpool_reset_queue): Export.
1754 (varpool_finalize_decl): Volatile vars are forced to be output.
1755 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
1757 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
1758 process_references, varpool_can_remove_if_no_refs): New functions.
1759 (cgraph_remove_unreachable_nodes): Handle variables too.
1761 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
1764 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
1766 2010-05-12 Jakub Jelinek <jakub@redhat.com>
1769 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
1770 change value of ORT_TASK.
1771 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
1772 (omp_notice_threadprivate_variable): New function.
1773 (omp_notice_variable): Call it for threadprivate variables.
1774 If enclosing ctx is a task, print enclosing task rather than
1775 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
1776 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
1777 if task has untied clause.
1780 * dwarf2out.c (base_type_die): Don't add name attribute here.
1781 (modified_type_die): Instead of sizetype use
1782 its underlying original type. If a DW_TAG_base_type doesn't
1783 have name added, add __unknown__.
1784 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
1785 always call force_type_die instead.
1787 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
1789 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
1790 for __stack_chk_guard.
1792 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1794 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
1795 don't call start_source_file debug hook here...
1796 (finish_options): ... but here, after outputting predefined and
1797 command line defines and undefs.
1800 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
1802 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
1803 optimizing away empty bb with no successors, move over its
1804 footer chain to fallthru predecessor.
1805 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
1806 (rtl_split_edge): For asm goto call patch_jump_insn even if
1807 splitting fallthru edge.
1810 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
1811 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
1812 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1813 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
1817 * c-parser.c (c_parser_expression): Mark LHS of a comma
1818 expression as read if it is a decl, handled component or
1819 COMPOUND_EXPR with that on the RHS.
1820 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
1821 if it is a decl or handled component.
1823 2010-05-11 Jan Hubicka <jh@suse.cz>
1825 * lto-symtab.c (lto_symtab_free): New function.
1826 * lto-streamer.h (lto_symtab_free): Declare.
1828 2010-05-11 Jan Hubicka <jh@suse.cz>
1830 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
1831 that if function is needed it is reachable.
1832 (lto_output_node): See if it the function is reachable or referenced.
1833 (output_cgraph): Update call of lto_output_node.
1834 * lto-streamer.h (reachable_from_other_partition_p): Declare.
1836 2010-05-11 Jan Hubicka <jh@suse.cz>
1838 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
1841 2010-05-11 Jan Hubicka <jh@suse.cz>
1843 PR tree-optimize/44063
1844 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
1846 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
1848 (estimate_function_body_sizes): Compute sizes even when disregarding.
1850 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
1852 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
1854 2010-05-11 Jan Hubicka <jh@suse.cz>
1856 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
1857 into every boundary.
1859 2010-05-11 Jan Hubicka <jh@suse.cz>
1861 * matrix-reorg.c (matrix_reorg): Rebuild edges.
1863 2010-05-11 Jan Hubicka <jh@suse.cz>
1865 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
1866 lto_streamer_cache_delete): Put nodes into heap.
1867 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
1870 2010-05-11 Jan Hubicka <jh@suse.cz>
1872 * cgraphbuild.c (cgraph_rebuild_references): New.
1873 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
1875 * cgraph.h (cgraph_rebuild_references): Declare.
1876 * tree-inline.c (tree_function_versioning): Use it.
1877 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
1879 2010-05-11 Jan Hubicka <jh@suse.cz>
1881 * cgraph.c: Include ipa-utils.h
1882 (cgraph_create_virtual_clone): Update references.
1883 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
1885 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1887 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
1888 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
1891 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1893 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
1895 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1897 * gcc.c (execute): For -### don't quote arguments that
1898 contain just alphanumerics and _/-. characters.
1899 * doc/invoke.texi: Document that change for -###.
1902 * df-problems.c (struct dead_debug): Add to_rescan field.
1903 (dead_debug_init): Clear to_rescan field.
1904 (dead_debug_finish): Rescan all debug insns in to_rescan
1905 bitmap and free the bitmap.
1906 (dead_debug_insert_before): Instead of rescanning debug insns
1907 immediately queue their rescanning until dead_debug_finish.
1908 (df_note_bb_compute): After dead_debug_add do continue instead
1911 2010-05-10 Jakub Jelinek <jakub@redhat.com>
1914 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
1915 clear also INSN_REG_USE_LIST.
1917 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1919 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
1921 2010-05-10 Jan Hubicka <jh@suse.cz>
1923 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
1926 2010-05-10 Jan Hubicka <jh@suse.cz>
1928 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
1930 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
1931 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
1932 (lto_streamer_cache_create): Init alloc pool.
1933 (lto_streamer_cache_delete): Free alloc pool.
1934 * lto-streamer.h: Include alloc pool.
1935 (lto_streamer_cache_d): Use alloc pool.
1936 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
1938 2010-05-10 Jan Hubicka <jh@suse.cz>
1940 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
1941 * cgraphbuild.c: Include except.h
1942 (record_type_list, record_eh_tables): New function.
1943 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
1945 2010-05-10 Jan Hubicka <jh@suse.cz>
1947 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
1948 __frame_dummy_init_array_entry, force_to_data): Attribute as used
1951 2010-05-10 Michael Matz <matz@suse.de>
1953 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
1954 (can_reassociate_p): Use FLOAT_TYPE_P.
1955 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
1956 (vect_force_simple_reduction): ... this.
1957 * tree-parloops.c (gather_scalar_reductions): Use
1958 vect_force_simple_reduction.
1959 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
1960 vect_is_simple_reduction, add modify argument, if true rewrite
1961 "a-b" into "a+(-b)".
1962 (vect_is_simple_reduction, vect_force_simple_reduction): New
1964 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
1966 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
1967 Vladimir Makarov <vmakarov@redhat.com>
1969 PR rtl-optimization/44012
1970 * ira-build.c (remove_unnecessary_allocnos): Nullify
1971 regno_allocno_map of the removed allocno.
1973 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1975 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
1977 * configure: Regenerate.
1979 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1981 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
1983 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
1984 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
1986 * configure: Regenerate.
1988 2010-05-10 Richard Guenther <rguenther@suse.de>
1990 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
1991 marked if the entry identifier is marked.
1993 2010-05-10 Richard Guenther <rguenther@suse.de>
1995 * c-common.c (struct c_common_attributes): Add fnspec attribute.
1996 (handle_fnspec_attribute): New function.
1997 * gimple.h (gimple_call_return_flags): Declare.
1998 (gimple_call_arg_flags): Likewise.
1999 * gimple.c (gimple_call_arg_flags): New function.
2000 (gimple_call_return_flags): Likewise.
2001 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
2003 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
2005 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
2006 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
2008 (make_heapvar_for): ... this new function.
2009 (handle_rhs_call): Handle fnspec attribute argument specifiers.
2010 (handle_lhs_call): Likewise.
2011 (find_func_aliases): Adjust.
2013 2010-05-10 Richard Guenther <rguenther@suse.de>
2015 PR tree-optimization/44050
2016 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
2018 2010-05-10 Wei Guozhi <carrot@google.com>
2021 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
2023 2010-05-09 Joseph Myers <joseph@codesourcery.com>
2026 * c-typeck.c (lookup_field): Take a type directly. Update
2028 (build_component_ref): Update call to lookup_field.
2029 (set_init_label): Use lookup_field to find initialized field.
2030 Handle returned list of fields like a sequence of designators.
2032 2010-05-09 Richard Guenther <rguenther@suse.de>
2035 * fold-const.c (tree_single_nonzero_warnv_p): Properly
2036 handle &FUNCTION_DECL.
2038 2010-05-09 Joseph Myers <joseph@codesourcery.com>
2041 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
2042 structures and unions recursively.
2043 (detect_field_duplicates): Move duplicate detection with a hash to
2044 detect_field_duplicates_hash. Always use a hash if anonymous
2045 structures or unions are present.
2046 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
2049 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
2052 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
2053 detect Atom, Core 2 and Core i7.
2055 2010-05-09 Richard Guenther <rguenther@suse.de>
2057 * gcc.c (store_arg): Handle temporary file deletion for
2060 2010-05-09 Richard Guenther <rguenther@suse.de>
2063 * ipa-inline.c (estimate_function_body_sizes): Return after
2064 disregarding inline limits.
2066 2010-05-09 Richard Guenther <rguenther@suse.de>
2068 * gcc.c (store_arg): Revert last change.
2070 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
2073 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
2074 (optimize_ops_list): Call it.
2076 2010-05-08 Richard Guenther <rguenther@suse.de>
2078 PR tree-optimization/44030
2079 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
2080 NECESSARY flag if we propagate from a inserted expression.
2082 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
2084 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
2085 domain types as equal if they are both PLACEHOLDER_EXPRs.
2087 2010-05-08 Richard Guenther <rguenther@suse.de>
2089 * lto-wrapper.c (run_gcc): Remove linker output from
2090 command line for LTRANS invocation.
2092 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
2094 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
2095 lto-macho as lto_binary_reader.
2096 * target.h (struct gcc_target): New hooks lto_start and lto_end.
2097 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
2098 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
2099 in lto_start and lto_end calls.
2100 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
2102 (scan_prog_file): Update is_elf_or_coff call.
2103 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
2105 * collect2.c (main): Fix enum comparison.
2107 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
2109 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
2110 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
2111 and TARGET_ASM_LTO_END.
2112 * darwin.c: Include obstack.h and lto-streamer.h.
2113 (lto_section_names_offset, lto_section_names_obstack,
2114 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
2116 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
2117 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
2118 to a temporary file.
2119 (darwin_asm_lto_end): New function. Restore asm_out_file.
2120 (darwin_asm_named_section): For LTO sections, replace the name with
2121 the offset of the section name in a string table, and build this
2123 (darwin_file_start): Initialize global vars for LTO support.
2124 (darwin_file_end): If output to asm_out_file was redirected, append it
2125 to the proper asm_out_file here. Add the section names section.
2127 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
2129 * c-pragma.c (pending_weak_d, pending_weak): New.
2130 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
2131 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
2132 handle_pragma_weak): Update the uses of pending_weaks.
2134 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2136 PR documentation/44016
2137 * doc/standards.texi (Standards): Link to unversioned
2138 cxx0x_status.html page.
2140 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
2143 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
2144 in addition to TREE_USED, to avoid "set but unused" warnings.
2146 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
2148 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
2149 (is_loop_prefetching_profitable): Do not insert prefetches
2150 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
2151 times the prefetch ahead distance.
2153 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
2155 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
2156 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
2157 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
2160 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
2162 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
2163 a diagnostic info when the insn-to-mem ratio is too small.
2165 2010-05-07 Richard Guenther <rguenther@suse.de>
2167 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
2169 (store_arg): Queue temp_filename for deletion instead of
2172 2010-05-07 Richard Guenther <rguenther@suse.de>
2174 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
2175 (run_gcc): Handle LTRANS phase invocation.
2176 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
2178 2010-05-07 Jakub Jelinek <jakub@redhat.com>
2180 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
2181 this is also meaningful on PARM_DECLs and RESULT_DECLs.
2183 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2185 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
2187 2010-05-07 Richard Guenther <rguenther@suse.de>
2189 PR tree-optimization/44020
2190 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
2191 code when PRE is not yet initialized.
2193 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2195 * config/mips/dbxmdebug.h: Remove.
2196 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
2198 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
2200 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
2201 with null pointer and also warn about ordered comparison of zero with
2204 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
2206 * graphite-blocking.c
2207 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
2208 * graphite-clast-to-gimple.c
2209 (clast_to_gcc_expression): Same.
2210 (precision_for_value): Same.
2211 (precision_for_interval): Same.
2212 (gcc_type_for_interval): Same.
2213 (graphite_create_new_guard): Same.
2214 (compute_bounds_for_level): Same.
2215 (graphite_create_new_loop_guard): Same.
2216 * graphite-interchange.c
2217 (build_linearized_memory_access): Same.
2218 (pdr_stride_in_loop): Same.
2219 (memory_strides_in_loop_1): Same.
2220 (memory_strides_in_loop): Same.
2221 (extend_scattering): Same.
2222 (psct_scattering_dim_for_loop_depth): Same.
2223 (pbb_number_of_iterations): Same.
2225 (debug_iteration_domains): Same.
2227 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
2228 (ppl_set_inhomogeneous_gmp): Same.
2229 (ppl_strip_loop): Same.
2230 (ppl_lexico_compare_linear_expressions): Same.
2231 (ppl_read_polyhedron_matrix): Same.
2232 (ppl_max_for_le_pointset): Same.
2234 (ppl_read_polyhedron_matrix): Same.
2235 (tree_int_to_gmp): Same.
2236 (gmp_cst_to_tree): Same.
2237 (ppl_set_inhomogeneous): Same.
2238 (ppl_set_inhomogeneous_tree): Same.
2239 (ppl_set_coef): Same.
2240 (ppl_set_coef_tree): Same.
2241 * graphite-sese-to-poly.c
2242 (build_pbb_scattering_polyhedrons): Same.
2243 (build_scop_scattering): Same.
2244 (scan_tree_for_params_right_scev): Same.
2245 (scan_tree_for_params): Same.
2246 (find_params_in_bb): Same.
2247 (find_scop_parameters): Same.
2248 (add_upper_bounds_from_estimated_nit): Same.
2249 (build_loop_iteration_domains): Same.
2250 (add_condition_to_domain): Same.
2251 (pdr_add_memory_accesses): Same.
2253 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
2255 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
2256 CLooG's value_* macros to their respective mpz_* counterparts.
2257 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
2258 (graphite_create_new_loop_guard): Same.
2259 * graphite-interchange.c (build_linearized_memory_access): Same.
2260 (pdr_stride_in_loop): Same.
2261 (memory_strides_in_loop_1): Same.
2262 (1st_interchange_profitable_p): Same.
2263 * graphite-poly.c (extend_scattering): Same.
2264 (psct_scattering_dim_for_loop_depth): Same.
2265 (pbb_number_of_iterations): Same.
2266 (pbb_number_of_iterations_at_time): Same.
2267 * graphite-poly.h (new_1st_loop): Same.
2268 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
2269 (oppose_constraint): Same.
2270 (insert_constraint_into_matrix): Same.
2271 (ppl_set_inhomogeneous_gmp): Same.
2272 (ppl_set_coef_gmp): Same.
2273 (ppl_strip_loop): Same.
2274 (ppl_lexico_compare_linear_expressions): Same.
2275 (ppl_max_for_le_pointset): Same.
2276 (ppl_min_for_le_pointset): Same.
2277 (ppl_build_realtion): Same.
2278 * graphite-ppl.h (gmp_cst_to_tree): Same.
2279 (ppl_set_inhomogeneous): Same.
2280 (ppl_set_inhomogeneous_tree): Same.
2281 (ppl_set_coef): Same.
2282 (ppl_set_coef_tree): Same.
2283 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
2284 (build_scop_scattering): Same.
2285 (add_value_to_dim): Same.
2286 (scan_tree_for_params_right_scev): Same.
2287 (scan_tree_for_params_int): Same.
2288 (scan_tree_for_params): Same.
2289 (find_params_in_bb): Same.
2290 (find_scop_parameters): Same.
2291 (add_upper_bounds_from_estimated_nit): Same.
2292 (build_loop_iteration_domains): Same.
2293 (create_linear_expr_from_tree): Same.
2294 (add_condition_to_domain): Same.
2295 (pdr_add_memory_accesses): Same.
2297 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
2298 Jason Merrill <jason@redhat.com>
2300 * c-common.c (c_common_reswords): Add nullptr.
2301 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
2302 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
2303 (gen_type_die_with_usage): Likewise.
2304 * dbxout.c (dbxout_type): Likewise.
2305 * sdbout.c (plain_type_1): Likewise.
2307 2010-05-06 Jason Merrill <jason@redhat.com>
2309 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
2310 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
2312 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
2314 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
2315 stripping WITH_SIZE_EXPR.
2316 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
2319 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2321 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
2322 list of obsolete configurations.
2323 Disabled check for obsolete configurations.
2324 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
2325 Removed support for previous versions.
2326 * config/mips/iris.h: Removed.
2327 * config/mips/iris5.h: Removed.
2328 * config/mips/iris6.h: Merged old iris.h contents.
2329 (TARGET_IRIX): Removed.
2330 (DRIVER_SELF_SPECS): Removed mabi=32.
2331 (IDENT_ASM_OP): Removed undef.
2332 (STARTFILE_SPEC): Removed mabi=32.
2333 (ENDFILE_SPEC): Likewise.
2334 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
2335 (MACHINE_TYPE): Update for IRIX 6.5.
2336 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
2337 TARGET_IRIX by TARGET_IRIX6.
2338 (mips_file_start): Likewise.
2339 (mips_output_external): Remove IRIX 5/6 O32 support.
2340 (mips_output_function_prologue): Likewise.
2341 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
2343 (TARGET_CPU_CPP_BUILTINS): Likewise.
2344 (TARGET_IRIX): Removed.
2345 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
2346 (MULTILIB_DIRNAMES): Removed 32.
2347 (MULTILIB_OSDIRNAMES): Removed ../lib.
2348 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
2349 (Specific, mips-sgi-irix5): Document removal.
2350 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
2351 Remove references to older IRIX 6 releases and the O32 ABI.
2353 2010-05-06 Jakub Jelinek <jakub@redhat.com>
2356 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
2357 instead of DF_REF_REAL_REG.
2359 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
2362 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
2363 handling to still return true for x64 targets.
2365 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2367 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
2369 2010-05-06 Jan Hubicka <jh@suse.cz>
2371 PR tree-optimization/43791
2372 * ipa-inline.c (update_caller_keys): Remove bogus
2373 disregard_inline_limits check.
2375 2010-05-06 Michael Matz <matz@suse.de>
2377 PR tree-optimization/43984
2378 * tree-ssa-pre.c (inserted_phi_names): Remove.
2379 (inserted_exprs): Change to bitmap.
2380 (create_expression_by_pieces): Set bits, don't append to vector.
2381 (insert_into_preds_of_block): Don't handle inserted_phi_names.
2382 (eliminate): Don't look at inserted_phi_names, remove deleted
2383 insns from inserted_exprs.
2384 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
2385 (init_pre, fini_pre): Allocate and free bitmaps.
2386 (execute_pre): Insert insns on edges before elimination.
2388 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2390 * tree.c (initializer_zerop): Handle STRING_CST.
2392 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
2395 * doc/invoke.texi (Wimplicit): Document as C only.
2396 * opts.c (common_handle_option): Add argument kind.
2397 (handle_option): Rename as read_cmdline_option. Factor out code to...
2398 (handle_option): ... here. New.
2399 (handle_options): Rename as read_cmdline_options.
2400 (decode_options): Update call.
2401 (set_option): Use option index instead of option pointer. Classify
2402 diagnostics correctly.
2403 (enable_warning_as_error): Call handle_option.
2404 * opts.h (set_option): Update declaration.
2405 (handle_option): Declare.
2406 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
2407 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
2408 * c-opts.c (set_Wimplicit): Delete.
2409 (c_family_lang_mask): New static constant.
2410 (c_common_handle_option): Add argument kind. Use handle_option
2411 instead of set_Wimplicit.
2412 (c_common_post_options): warn_implicit and warn_implicit_int
2413 are disabled by default.
2414 * c-common.c (warn_implicit): Do not define here.
2415 * c-common.h (warn_implicit): Do not declare here.
2416 (c_common_handle_option): Update declaration.
2417 * lto-opts.c (lto_reissue_options): Update call to set_option.
2419 2010-05-06 Richard Guenther <rguenther@suse.de>
2421 PR tree-optimization/43571
2422 * domwalk.c (walk_dominator_tree): Walk the dominator
2423 sons in more optimal order.
2425 2010-05-06 Richard Guenther <rguenther@suse.de>
2427 PR tree-optimization/43934
2428 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
2429 (stmt_cost): Likewise.
2430 (extract_true_false_args_from_phi): New helper.
2431 (determine_max_movement): For PHI nodes verify we can hoist them
2432 and compute their cost.
2433 (determine_invariantness_stmt): Handle PHI nodes.
2434 (move_computations_stmt): Likewise. Hoist PHI nodes in
2435 if-converted form using COND_EXPRs.
2436 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
2437 (tree_ssa_lim): Likewise.
2438 * tree-flow.h (tree_ssa_lim): Adjust prototype.
2439 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
2441 2010-05-06 Richard Guenther <rguenther@suse.de>
2443 PR tree-optimization/43987
2444 * tree-ssa-structalias.c (could_have_pointers): For possibly
2445 address-taken variables force pointers to be recorded.
2446 (create_variable_info_for_1): Likewise.
2447 (push_fields_onto_fieldstack): Pass in wheter all fields
2449 (find_func_aliases): Query types instead of vars whether
2450 they contain pointers where appropriate.
2452 2010-05-06 Jan Hubicka <jh@suse.cz>
2454 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
2455 (record_reference, mark_address, mark_load, mark_store): Record
2457 (record_references_in_initializer): Update call of record_references.
2458 (rebuild_cgraph_edges): Remove all references before rebuiding.
2459 * cgraph.c (cgraph_create_node): Clear ref list.
2460 (cgraph_remove_node): Remove references.
2461 (dump_cgraph_node): Dump references.
2462 (cgraph_clone_node): Clone references.
2463 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
2464 (struct cgraph_node, varpool_node): Add ref_lst.
2465 * ipa-ref.c: New file.
2466 * ipa-ref.h: New file.
2467 * ipa-ref-inline.h: New file.
2468 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
2469 (referenced_from_other_partition_p): New function.
2470 (lto_output_varpool_node): Take set arugment; call
2471 referenced_from_other_partition.
2472 (lto_output_ref): New.
2473 (add_references): New.
2475 (output_cgraph): Compute boundary based on references; output refs.
2476 (output_varpool): Accept cgraph_node_set argument.
2479 (input_cgraph): Call input_refs.
2480 * lto-section-in.c (lto_section_name): Add refs.
2481 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
2482 (ipa-ref.o): New file.
2483 * varpool.c (varpool_node): Clear ipa ref list.
2484 (varpool_remove_node): Remove references.
2485 (dump_varpool_node): Dump references.
2486 (varpool_assemble_decl): Only compile finalized ones.
2487 (varpool_extra_name_alias): Initialize ref list.
2488 * lto-streamer.c (lto-get_section_name): Add .refs section.
2489 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
2490 (referenced_from_other_partition_p): Declared.
2492 2010-05-06 Ira Rosen <irar@il.ibm.com>
2494 PR tree-optimization/43901
2495 * tree-vect-stmts.c (vectorizable_call): Assert that vector
2496 type is not NULL if it's transformation phase, and return
2497 FALSE if it's analysis.
2498 (vectorizable_conversion, vectorizable_operation,
2499 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
2501 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
2503 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
2505 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
2507 * config/mips/mips-protos.h
2508 (mips_small_register_classes_for_mode_p): Delete prototype.
2510 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
2512 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
2513 * config/arm/arm.c (multiple_operation_profitable_p,
2514 compute_offset_order): New static functions.
2515 (load_multiple_sequence, store_multiple_sequence): Use them.
2516 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
2517 memory offsets, not register numbers.
2518 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
2520 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
2522 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
2523 (get_pending_sizes, put_pending_size, put_pending_sizes):
2524 Update the uses of pending_sizes.
2525 * c-decl.c (store_parm_decls): Likewise.
2526 * c-tree.h (struct c_arg_info): Likewise.
2527 * tree.h: Update the prototype for get_pending_sizes and
2530 2010-05-05 Jason Merrill <jason@redhat.com>
2533 * c-common.c (handle_aligned_attribute): Respect
2534 ATTR_FLAG_TYPE_IN_PLACE.
2537 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
2538 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
2539 (TARGET_INITIALIZER): Use it.
2540 * c-common.c (attribute_takes_identifier_p): Call it.
2541 * c-common.h: Update prototype.
2542 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
2543 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
2545 2010-05-05 Jakub Jelinek <jakub@redhat.com>
2548 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
2549 DW_ID_down_case for Fortran compilation units.
2551 2010-05-05 Jan Hubicka <jh@suse.cz>
2553 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
2556 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
2558 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
2559 a variable-sized RESULT_DECL.
2561 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
2563 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
2565 2010-05-05 Jason Merrill <jason@redhat.com>
2568 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
2570 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
2572 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
2573 Jakub Jelinek <jakub@redhat.com>
2576 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
2577 (dead_debug_init, dead_debug_finish): New functions.
2578 (dead_debug_add, dead_debug_insert_before): Likewise.
2579 (df_note_bb_compute): Initialize a dead_debug object, add dead
2580 debug uses to it, insert debug bind insns before death insns,
2581 reset debug insns that refer to pending uses at the end.
2582 * rtl.h (make_debug_expr_from_rtl): New prototype.
2583 * varasm.c (make_debug_expr_from_rtl): New function.
2585 2010-05-05 Jan Hubicka <jh@suse.cz>
2587 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
2588 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
2589 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
2590 lto_varpool_encoder_deref, lto_varpool_encoder_size,
2591 lto_varpool_encoder_encode_initializer_p,
2592 lto_set_varpool_encoder_encode_initializer): New functions.
2593 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
2594 call output_varpool.
2595 (input_varpool_node): Do not always set analyzed.
2596 (input_cgraph_1): Return vector of cgraph nodes.
2597 (input_varpool_1): Return vector of varpools.
2598 (input_cgraph): Free the vectors.
2599 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
2600 output only initializers needed.
2601 (lto_output): Only call output_cgraph.
2602 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
2603 * lto-section-out.c (lto_new_out_decl_state): Initialize
2604 state->varpool_node_encoder.
2605 * lto-streamer.h (lto_varpool_encoder_d): New.
2606 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
2607 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
2608 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
2609 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
2610 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
2612 (output_varpool, input_varpool): Remove declarations.
2614 2010-05-05 Jan Hubicka <jh@suse.cz>
2616 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
2617 with body can prevail.
2619 2010-05-05 Jan Hubicka <jh@suse.cz>
2621 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
2624 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2626 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
2628 * gengtype.h (erro_at_line): Constify pos argument.
2630 * gengtype.c: Include hashtab.h.
2631 (enum gc_used): Document GC_MAYBE_POINTED_TO.
2632 (error_at_line): Constify pos argument.
2633 (do_typedef): Initialize p->opt field.
2634 (get_file_gtfilename): Fix comment typo.
2635 (struct walk_type_data): Constify line field.
2636 (get_output_file_for_structure): New function.
2637 (write_local_func_for_structure): Constify orig_s argument.
2638 Use get_output_file_for_structure.
2639 (write_func_for_structure): Use get_output_file_for_structure.
2640 (INDENT): New define.
2641 (dump_pair, dump_type, dump_type_list, dump_typekind)
2642 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
2643 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
2645 (seen_types): New variable.
2646 (main): New variable do_dump. Process "-d" command line option.
2647 Call dump_everything if dump requested.
2649 2010-05-05 Jakub Jelinek <jakub@redhat.com>
2651 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
2652 in a temporary instead of invoking the macro multiple times.
2653 (track_expr_p): Likewise.
2655 2010-05-04 Neil Vachharajani <nvachhar@google.com>
2657 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
2659 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
2660 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
2661 conditions for printing notes.
2662 * common.opt (-Wcoverage-mismatch): Allow negative, default to
2663 true, update documentation.
2664 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
2666 2010-05-04 Jakub Jelinek <jakub@redhat.com>
2669 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
2672 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
2675 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
2676 (*sse_prologue_save_insn1): Likewise.
2677 (SSE prologue save splitter): Likewise.
2679 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
2681 * tree.c (free_lang_data_in_one_sizepos): New inline function.
2682 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
2683 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
2684 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
2685 all decls. Call it on DECL_FIELD_OFFSET of fields.
2686 (find_decls_types_r): Follow DECL_VALUE_EXPR.
2687 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
2689 2010-05-04 Martin Jambor <mjambor@suse.cz>
2691 * tree-sra.c (build_access_from_expr_1): The first parameter type
2692 changed to simple tree.
2693 (build_access_from_expr): Likewise, gsi parameter was eliminated.
2694 (scan_assign_result): Renamed to assignment_mod_result, enum elements
2696 (build_accesses_from_assign): Removed all parameters except for a
2697 simple gimple statement. Now returns a simple bool.
2698 (scan_function): All non-analysis parts moved to separate functions
2699 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
2700 parameters and updated both callers.
2701 (sra_modify_expr): Removed parameter data.
2702 (sra_modify_function_body): New function.
2703 (perform_intra_sra): Call sra_modify_function_body to modify the
2705 (replace_removed_params_ssa_names): Parameter data changed into
2707 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
2708 changed the parameter dont_convert to convert with the opposite
2710 (sra_ipa_modify_assign): Parameter data changed into adjustments
2711 vector, return value changed to bool.
2712 (ipa_sra_modify_function_body): New function.
2713 (sra_ipa_reset_debug_stmts): Updated a comment.
2714 (modify_function): Use ipa_sra_modify_function_body to modify function
2717 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
2720 * alias.c (true_dependence): Handle the same VALUE in x and mem.
2721 (canon_true_dependence): Likewise.
2722 (write_dependence_p): Likewise.
2724 2010-05-04 Jan Hubicka <jh@suse.cz>
2726 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
2727 * cgraphbuild.c: Include ipa-utils.h
2728 (record_reference_ctx): New struct.
2729 (record_reference): Simplify to work on initializers; not statements.
2730 (mark_address, mark_load, mark_store): New.
2731 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
2733 (record_references_in_initializer): Update use of record_reference.
2734 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
2737 2010-05-04 Jan Hubicka <jh@suse.cz>
2739 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
2740 node will be removed anyway.
2741 (lto_varpool_replace_node): Allow also unanalyzed nodes;
2742 relink aliases of node into prevailing node.
2743 * varpool.c (varpool_remove_node): Remove aliases properly;
2744 when removing node, remove all its aliases too; remove DECL_INITIAL
2745 of removed node; ggc_free the varpool node.
2747 2010-05-04 Richard Guenther <rguenther@suse.de>
2749 PR tree-optimization/43879
2750 * tree-ssa-structalias.c (alias_get_name): Use
2751 DECL_ASSEMBLER_NAME if available.
2752 (create_function_info_for): Return the varinfo node.
2753 (ipa_pta_execute): Associate same-body aliases and extra names
2754 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
2756 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
2758 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
2760 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
2763 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
2764 only if HONOR_REG_ALLOC_ORDER is not defined.
2766 2010-05-04 Richard Guenther <rguenther@suse.de>
2768 PR tree-optimization/43949
2769 * tree-vrp.c (extract_range_from_binary_expr): Only handle
2772 2010-04-26 Jason Merrill <jason@redhat.com>
2774 * c.opt (-fstrict-enums): New.
2775 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
2777 2010-05-03 David Ung <davidu@mips.com>
2778 James E. Wilson <wilson@codesourcery.com>
2780 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
2781 emit the trap instruction before the divide for TUNE_74K.
2783 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
2785 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
2786 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
2787 based on the above, for new target hook.
2789 * hooks.c (hook_bool_mode_true): New generic hook.
2790 * hooks.h (hook_bool_mode_true): Add prototype.
2792 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
2794 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
2795 target hook, set to hook_bool_mode_false.
2796 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
2797 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
2798 with targetm.small_register_classes_for_mode_p.
2799 (find_reusable_reload): Likewise.
2800 (combine_reloads): Likewise.
2801 * reload1.c (reload_as_needed): Likewise.
2802 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
2803 * ifcvt.c (noce_process_if_block, check_cond_move_block,
2804 dead_or_predicable): Likewise.
2805 * regmove.c (optimize_reg_copy_1): Likewise.
2806 * calls.c (prepare_call_address): Likewise.
2807 (precompute_register_parameters): Likewise.
2809 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
2811 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
2812 implementation of the hook that considers all register classes
2813 small except for SH64.
2814 (sh_override_options): Use the new hook.
2815 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
2818 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
2820 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
2821 implementation of the hook that considers all register classes
2823 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
2826 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
2828 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
2829 implementation of the hook that considers all register classes
2831 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
2834 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
2836 * config/m32c/m32c.h: Likewise.
2837 * config/pdp11/pdp11.h: Likewise.
2838 * config/avr/avr.h: Likewise.
2839 * config/xtensa/xtensa.h: Likewise.
2840 * config/m68hc11/m68hc11.h: Likewise.
2841 * config/mn10300/mn10300.h: Likewise.
2842 * config/mcore/mcore.h: Likewise.
2843 * config/h8300/h8300.h: Likewise.
2844 * config/bfin/bfin.h: Likewise.
2846 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
2847 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
2849 2010-05-03 Anatoly Sokolov <aesok@post.ru>
2851 * double-int.h (tree_to_double_int): Remove macro.
2852 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
2853 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2854 (tree_to_double_int): New function.
2855 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
2857 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2859 2010-05-03 Richard Guenther <rguenther@suse.de>
2861 PR tree-optimization/43971
2862 * tree-ssa-structalias.c (get_constraint_for_1): Fix
2863 constraints in the !flag_delete_null_pointer_checks case.
2865 2010-05-03 Jakub Jelinek <jakub@redhat.com>
2868 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
2869 result mode matches original rtl mode.
2871 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
2874 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
2876 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2878 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
2879 when processing flag options.
2881 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2883 * gcov-iov.c (main): Change format string placeholder
2884 from %#08x to 0x%08x.
2885 * genchecksum.c (dosum): Change format string placeholder
2886 from %#02x to 0x%02x.
2888 2010-05-02 Richard Guenther <rguenther@suse.de>
2890 PR tree-optimization/43879
2891 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
2893 2010-05-02 Bruno Haible <bruno@clisp.org>
2895 * doc/extend.texi (Function Attributes): Fix a typo.
2897 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2900 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
2901 placeholder from 0x%x to %#x.
2902 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2903 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2904 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2905 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2906 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2907 * config/i386/i386.c (ix86_target_string): Ditto.
2908 * config/i386/i386.c (output_pic_addr_const): Ditto.
2909 (print_operand): Ditto.
2911 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2913 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
2914 placeholder from 0x%x to %#x.
2915 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
2916 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
2917 (ASM_OUTPUT_DEBUG_DATA): Ditto.
2918 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
2919 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
2920 * optc-gen.awk: Ditto.
2921 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
2922 (HOST_WIDE_INT_PRINT_HEX): Ditto.
2923 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
2924 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2926 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2928 * target.h (struct calls): Add function_value_regno_p field.
2929 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
2930 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
2931 * targhooks.c (default_function_value_regno_p): New function.
2932 * targhooks.h (default_function_value_regno_p): Declare function.
2933 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
2934 * builtins.c. (apply_result_size): (Ditto.).
2935 * combine.c. (likely_spilled_retval_p): (Ditto.).
2936 * mode-switching.c. Include 'target.h'.
2937 (create_pre_exit): Use function_value_regno_p hook.
2938 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
2939 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
2940 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
2942 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
2943 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
2944 (ix86_function_value_regno_p): Declare as static, change argument
2945 type to const unsigned int.
2946 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
2948 2010-05-01 Richard Guenther <rguenther@suse.de>
2950 PR tree-optimization/43949
2951 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
2953 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
2955 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2957 * rtl.h (CONST_DOUBLE_P): Define.
2958 (rtx_to_double_int): Declare.
2959 * emit-rtl.c (rtx_to_double_int): New function.
2960 * dwarf2out.c (insert_double): New function.
2961 (loc_descriptor, add_const_value_attribute): Clean up, use
2962 rtx_to_double_int and insert_double functions.
2964 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
2966 * doc/extend.texi (Inline): Add missing return keyword to examples.
2967 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
2970 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
2972 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
2973 the variable part of the offset as well. Use highest_pow2_factor for
2974 all alignment checks.
2976 2010-04-30 Richard Guenther <rguenther@suse.de>
2978 PR tree-optimization/43879
2979 * tree-ssa-structalias.c (type_could_have_pointers): Functions
2982 2010-04-30 Jan Hubicka <jh@suse.cz>
2984 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
2986 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
2988 2010-04-30 Jan Hubicka <jh@suse.cz>
2990 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
2992 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
2993 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
2994 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
2995 cgraph_node_set_needs_ltrans_p): Remove.
2997 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2999 * sdbout.c: Include vec.h, do not include varray.h.
3000 (deferred_global_decls, sdbout_global_decl,
3001 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
3002 * toplev.c: Do not include varray.h.
3003 (dump_memory_report): Do not dump VARRAY statistics.
3004 * gengtype.c (open_base_file): Ignore varray.h.
3005 * Makefile.in: Update for abovementioned changes.
3006 Remove all traces of varray.c and varray.h.
3007 * varray.c: Remove file.
3008 * varray.h: Remove file.
3010 2010-04-30 Jan Hubicka <jh@suse.cz>
3012 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
3015 2010-04-30 Jan Hubicka <jh@suse.cz>
3017 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
3020 2010-04-30 Richard Guenther <rguenther@suse.de>
3022 * tree-ssa-structalias.c (get_constraint_for_1): Generate
3023 constraints for CONSTRUCTOR.
3025 2010-04-30 Richard Guenther <rguenther@suse.de>
3028 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
3029 first after all lowering passes.
3031 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
3033 * toplev.c: Include varray.h for statistics dumping.
3034 * tree.h: Do not declare varray_head_tag.
3035 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
3036 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
3037 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
3038 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
3039 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
3040 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
3041 c-common.c, c-common.h, reg-stack.c, basic-block.h,
3042 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
3044 * Makefile.in: Update for abovementioned changes.
3046 2010-04-30 Jakub Jelinek <jakub@redhat.com>
3049 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
3051 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
3053 * config/picochip/picochip.c (picochip_legitimize_address): Define.
3054 Use this function to do machine-specific conversion.
3055 (picochip_legitimize_reload_address): Likewise.
3056 (picochip_legitimate_address_p): Check valid base register only if
3058 (picochip_check_conditional_copy): Check for modw only if opnd is
3060 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
3061 to call the function in c.
3062 * config/picochip/picochip-protos.h
3063 (picochip_legitimize_reload_address): Define.
3064 * config/picochip/picochip.md (supported_compare1): Define.
3066 2010-04-30 Jan Hubicka <jh@suse.cz>
3068 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
3069 (cgraph_global_info): Remove inlined.
3070 (LTO_cgraph_tag_names): Remove.
3071 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
3072 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
3073 simplify cgraph tags and document.
3074 (lto_output_node): Use only LTO_cgraph_unavail_node and
3075 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
3076 for_functions_valid, global info, process and output flags.
3077 (input_overwrite_node): Initialize estimated stack size and
3078 estimated growth. Do not read flags we no longer store.
3079 (input_node): Likewise do not read info no longer stored.
3080 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
3083 2010-04-30 Richard Guenther <rguenther@suse.de>
3085 PR tree-optimization/43879
3086 * tree-ssa-structalias.c (get_constraint_for_1): Properly
3087 handle non-zero initializers.
3089 2010-04-30 Richard Guenther <rguenther@suse.de>
3091 * builtins.c (fold_builtin_1): Delete free (0).
3093 2010-04-29 Jan Hubicka <jh@suse.cz>
3095 * gengtype.c (open_base_files): Add lto-streamer.h
3096 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
3097 (pass_ipa_cp): GGC collect.
3098 * toplev. (compile_file): Do not output symbols.
3099 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
3100 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
3101 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
3102 * lto-section-in.c: Include ggc.h
3103 (lto_new_in_decl_state): Alloc in GGC.
3104 (lto_delete_in_decl_state): Likewise.
3105 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
3108 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
3111 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
3112 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
3113 (HONOR_REG_ALLOC_ORDER): Describe new macro.
3114 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
3115 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
3116 account only if HONOR_REG_ALLOC_ORDER is not defined.
3117 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
3118 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
3120 2010-04-29 Jon Grant <04@jguk.org>
3122 * collect2.c (vflag): Change type from int to bool.
3124 (helpflag): New global bool.
3125 (main): Set vflag and debug with boolean, not integer truth values.
3126 Accept new "--help" option and output usage text if found.
3127 * collect2.h (vflag): Update prototype.
3130 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
3133 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
3135 2010-04-29 Richard Guenther <rguenther@suse.de>
3138 * plugin.h (invoke_plugin_callbacks): Annotate arguments
3139 with ATTRIBUTE_UNUSED.
3141 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
3144 * config/i386/i386.c (get_some_local_dynamic_name): Replace
3145 INSN_P with NONDEBUG_INSN_P.
3146 (distance_non_agu_define): Likewise.
3147 (distance_agu_use): Likewise.
3149 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
3151 From Dominique d'Humieres <dominiq@lps.ens.fr>
3153 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
3156 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
3158 * plugin.h (invoke_plugin_callbacks): New inline function.
3159 * plugin.c (flag_plugin_added): New global flag.
3160 (add_new_plugin): Initialize above flag.
3161 (invoke_plugin_callbacks): Rename to ...
3162 (invoke_plugin_callbacks_full): ... this.
3164 2010-04-28 Jan Hubicka <jh@suse.cz>
3166 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
3167 (lto_varpool_replace_node): New.
3168 (lto_symtab_resolve_symbols): Resolve varpool nodes.
3169 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
3170 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
3171 * cgraph.h (varpool_node_ptr): New type.
3172 (varpool_node_ptr): New vector.
3173 (varpool_node_set_def): New structure.
3174 (varpool_node_set): New type.
3175 (varpool_node_set): New vector.
3176 (varpool_node_set_element_def): New structure.
3177 (varpool_node_set_element, const_varpool_node_set_element): New types.
3178 (varpool_node_set_iterator): New type.
3179 (varpool_node): Add prev pointers, add used_from_other_partition,
3181 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
3182 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
3183 varpool_get_node, varpool_remove_node): Declare.
3184 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
3185 varpool_node_set_size): New inlines.
3186 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
3187 * tree-pass.h (varpool_node_set_def): Forward declare.
3188 (ipa_opt_pass_d): Summary writting takes vnode sets too.
3189 (ipa_write_optimization_summaries): Update prototype.
3190 * ipa-cp.c (ipcp_write_summary): Update.
3191 * ipa-reference.c (ipa_reference_write_summary): Update.
3192 * lto-cgraph.c (lto_output_varpool_node): New static function.
3193 (output_varpool): New function.
3194 (input_varpool_node): New static function.
3195 (input_varpool_1): New function.
3196 (input_cgraph): Input varpool.
3197 * ipa-pure-const.c (pure_const_write_summary): Update.
3198 * lto-streamer-out.c (lto_output): Update, output varpool too.
3199 (write_global_stream): Kill WPA hack.
3200 (produce_asm_for_decls): Update.
3201 (output_alias_pair_p): Handle variables.
3202 (output_unreferenced_globals): Output only needed partition of varpool.
3203 * ipa-inline.c (inline_write_summary): Update.
3204 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
3206 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
3207 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
3208 varpool_node_set_new, varpool_node_set_add,
3209 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
3210 debug_varpool_node_set): New functions.
3211 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
3212 (execute_one_pass): Process new decls too.
3213 (ipa_write_summaries_2): Pass around vsets.
3214 (ipa_write_summaries_1): Likewise.
3215 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
3217 (ipa_write_optimization_summaries_1): Pass around vsets.
3218 (ipa_write_optimization_summaries): Likewise.
3219 * varpool.c (varpool_get_node): New.
3220 (varpool_node): Update doubly linked lists.
3221 (varpool_remove_node): New.
3222 (dump_varpool_node): More dumping.
3223 (varpool_enqueue_needed_node): Update doubly linked lists.
3224 (decide_is_variable_needed): Kill ltrans hack.
3225 (varpool_finalize_decl): Kill lto hack.
3226 (varpool_assemble_decl): Skip decls in other partitions.
3227 (varpool_assemble_pending_decls): Update doubly linkes lists.
3228 (varpool_empty_needed_queue): Likewise.
3229 (varpool_extra_name_alias): Likewise.
3230 * lto-streamer.c (lto_get_section_name): Add vars section.
3231 * lto-streamer.h (lto_section_type): Update.
3232 (output_varpool, input_varpool): Declare.
3234 2010-04-28 Mike Stump <mikestump@comcast.net>
3236 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
3238 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3240 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
3241 record or union type with RECORD_OR_UNION_TYPE_P predicate.
3242 (lto_input_ts_type_tree_pointers): Likewise.
3243 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
3244 (lto_output_ts_type_tree_pointers): Likewise.
3246 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3248 Uniquization of constants at the Tree level
3249 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
3250 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
3252 (tree_output_constant_def): Declare.
3253 * gimplify.c (gimplify_init_constructor): When using block copy, first
3254 uniquize the constant constructor on the RHS.
3255 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
3256 DECL_IN_CONSTANT_POOL flag.
3257 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
3258 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
3260 (assemble_variable): Deal with symbols belonging to the tree constant
3262 (get_constant_section): Add ALIGN parameter and simplify.
3263 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
3264 (assemble_constant_contents): Use the expression of the VAR_DECL.
3265 (output_constant_def_contents): Use the alignment of the VAR_DECL.
3266 (tree_output_constant_def): New global function.
3267 (mark_constant): Use the expression of the VAR_DECL.
3268 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
3270 (output_object_block): Likewise and assemble the expression.
3272 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3274 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
3275 hash_tree, eq_tree): New tree hash table.
3276 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
3277 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
3278 lto_orig_address_remove): Reimplement.
3280 2010-04-28 Xinliang David Li <davidxl@google.com>
3283 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
3284 (compute_uninit_opnds_pos): New function.
3285 (is_non_loop_exit_postdominating): New function.
3286 (compute_control_dep_chain): New function.
3287 (find_pdom): New function.
3288 (convert_control_dep_chain_into_preds): New function.
3289 (find_predicates): New function.
3290 (find_control_equiv_block): New function.
3291 (collect_phi_def_edges): New function.
3292 (find_def_preds): New function.
3293 (find_dom): New function.
3294 (dump_predicates): New function.
3295 (get_cmp_code): New function.
3296 (is_value_included_in): New function.
3297 (find_matching_predicate_in_rest_chains): New function.
3298 (use_pred_not_overlap_with_undef_path_pred): New function.
3299 (is_use_properly_guarded): New function.
3300 (normalize_cond_1): New function.
3301 (is_and_or_or): New function.
3302 (normalize_cond): New function.
3303 (is_gcond_subset_of): New function.
3304 (is_subset_of_any): New function.
3305 (is_or_set_subset_of): New function.
3306 (is_and_set_subset_of): New function.
3307 (is_norm_cond_subset_of): New function.
3308 (is_pred_expr_subset_of): New function.
3309 (is_pred_chain_subset_of): New function.
3310 (is_included_in): New function.
3311 (is_superset_of): New function.
3312 (find_uninit_use): New function.
3313 (warn_uninitialized_phi): New function.
3314 (compute_possibly_undefined_names): New function.
3315 (ssa_undefined_value_p): New function.
3316 (execute_late_warn_uninitialized): New function.
3317 * tree-ssa.c (ssa_undefined_value_p): Removed.
3318 (warn_uninit): Changed to extern.
3319 (warn_uninitialized_phi): Removed.
3320 (warn_uninitialized_vars): Changed to extern.
3321 (execute_late_warn_uninitialized): Removed
3322 * tree-flow.h: Add new prototypes.
3323 * timevar.def: Add new time variable.
3324 * Makefile.in: Add new build file.
3326 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
3328 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
3331 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3334 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
3336 2010-04-28 Martin Jambor <mjambor@suse.cz>
3338 * cgraph.h (struct cgraph_node): New field indirect_calls.
3339 (struct cgraph_indirect_call_info): New type.
3340 (struct cgraph_edge): Removed field indirect_call. New fields
3341 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
3342 (cgraph_create_indirect_edge): Declare.
3343 (cgraph_make_edge_direct): Likewise.
3344 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
3345 * ipa-prop.h (struct ipa_param_call_note): Removed.
3346 (struct ipa_node_params): Removed field param_calls.
3347 (ipa_create_all_structures_for_iinln): Declare.
3348 * cgraph.c: Described indirect edges and uids in initial comment.
3349 (cgraph_add_edge_to_call_site_hash): New function.
3350 (cgraph_edge): Search also among the indirect edges, use
3351 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
3352 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
3353 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
3355 (initialize_inline_failed): Assign a reason to indirect edges.
3356 (cgraph_create_edge_1): New function.
3357 (cgraph_create_edge): Moved some functionality to
3358 cgraph_create_edge_1.
3359 (cgraph_create_indirect_edge): New function.
3360 (cgraph_edge_remove_callee): Add an assert checking for
3362 (cgraph_edge_remove_caller): Special-case indirect edges.
3363 (cgraph_remove_edge): Likewise.
3364 (cgraph_set_edge_callee): New function.
3365 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
3366 (cgraph_make_edge_direct): New function.
3367 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
3368 the declaration of the call statement matches.
3369 (cgraph_node_remove_callees): Special-case indirect edges.
3370 (cgraph_clone_edge): Likewise.
3371 (cgraph_clone_node): Clone also the indirect edges.
3372 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
3373 indirect_call, dump count of indirect_calls edges.
3374 * ipa-prop.c (iinlining_processed_edges): New variable.
3375 (ipa_note_param_call): Create indirect edges instead of
3376 creating notes. New parameter node.
3377 (ipa_analyze_call_uses): New parameter node, pass it on to
3378 ipa_note_param_call.
3379 (ipa_analyze_stmt_uses): Likewise.
3380 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
3381 (print_edge_addition_message): Work on edges rather than on notes.
3382 (update_call_notes_after_inlining): Likewise, renamed to
3383 update_indirect_edges_after_inlining.
3384 (ipa_create_all_structures_for_iinln): New function.
3385 (ipa_free_node_params_substructures): Do not free notes.
3386 (ipa_edge_duplication_hook): Propagate bits within
3387 iinlining_processed_edges bitmap.
3388 (ipa_node_duplication_hook): Do not duplicate notes.
3389 (free_all_ipa_structures_after_ipa_cp): Renamed to
3390 ipa_free_all_structures_after_ipa_cp.
3391 (free_all_ipa_structures_after_iinln): Renamed to
3392 ipa_free_all_structures_after_iinln.
3393 (ipa_write_param_call_note): Removed.
3394 (ipa_read_param_call_note): Removed.
3395 (ipa_write_indirect_edge_info): New function.
3396 (ipa_read_indirect_edge_info): Likewise.
3397 (ipa_write_node_info): Do not stream notes, do stream information
3399 (ipa_read_node_info): Likewise.
3400 (lto_ipa_fixup_call_notes): Removed.
3401 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
3402 * ipa-inline.c (pass_ipa_inline): Likewise.
3403 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
3404 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
3405 * tree-inline.c (copy_bb): Removed an unnecessary double check for
3407 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
3409 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
3410 (output_cgraph): Stream also indirect edges.
3411 (lto_output_edge): Added capability to stream indirect edges.
3412 (input_edge): Likewise.
3413 (input_cgraph_1): Likewise.
3414 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
3417 2010-04-28 Richard Guenther <rguenther@suse.de>
3419 PR tree-optimization/43879
3420 PR tree-optimization/43909
3421 * tree-ssa-structalias.c (struct variable_info): Add
3422 only_restrict_pointers flag.
3423 (new_var_info): Initialize it. Increment stats.total_vars here.
3424 (create_function_info_for): Do not increment stats.total_vars here.
3425 (get_function_part_constraint): Fix build with C++.
3426 (insert_into_field_list): Remove.
3427 (push_fields_onto_fieldstack): Properly merge fields.
3428 (create_variable_info_for): Split and simplify.
3429 (create_variable_info_for_1): New piece.
3430 (intra_create_variable_infos): Properly make restrict constraints
3433 2010-04-28 Richard Guenther <rguenther@suse.de>
3436 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
3438 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
3439 Jan Hubicka <hubicka@ucw.cz>
3441 * doc/invoke.texi (-Wsuggest-attribute=const,
3442 -Wsuggest-attribute=pure): Document.
3443 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
3444 (function_always_visible_to_compiler_p,
3445 suggest_attribute, warn_function_pure, warn_function_const):
3447 (check_call): Improve debug info.
3448 (analyze_function): Do not check availability.
3449 (add_new_function): Check availability.
3450 (propagate): Output warnings.
3451 (skip_function_for_local_pure_const): New function.
3452 (local_pure_const): Use it; output warnings.
3453 * common.opt (Wsuggest-attribute=const,
3454 Wsuggest-attribute=pure): New.
3456 2010-04-27 Jakub Jelinek <jakub@redhat.com>
3458 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
3459 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
3460 or DW_CFA_def_cfa_offset{,_sf}.
3462 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
3464 * tree.h: Fix truncated long macros.
3466 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
3468 * collect2.c (TARGET_64BIT): Redefine to target's default.
3469 * tlink.c: Likewise.
3470 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
3471 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
3472 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
3473 for underscoring __USER_LABEL_PREFIX__.
3474 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
3475 (SUB_LINK_ENTRY32): New.
3476 (SUB_LINK_ENTRY64): New.
3477 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
3478 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
3479 (SUB_LINK_ENTRY64): New.
3480 (SUB_LINK_ENTRY): New.
3481 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
3482 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
3483 x64 target is choosen.
3484 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
3485 * configure: Regenerated.
3486 * configure.ac (leading-mingw64-underscores): Option added.
3488 2010-04-27 Jan Hubicka <jh@suse.cz>
3490 * doc/invoke.texi (-fipa-profile): Document.
3491 * opts.c (decode_options): Enable ipa-profile at -O1.
3492 * timevar.def (TV_IPA_PROFILE): Define.
3493 * common.opt (fipa-profile): Add.
3494 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
3496 (cgraph_propagate_frequency): Handle only local ones.
3497 * tree-pass.h (pass_ipa_profile): Declare.
3498 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
3499 (pass_ipa_profile): Use TV_IPA_PROFILE.
3500 * ipa.c (ipa_profile): New function.
3501 (gate_ipa_profile): Likewise.
3502 (pass_ipa_profile): New global variable.
3503 * passes.c (pass_ipa_profile): New.
3505 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
3507 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
3509 2010-04-27 Martin Jambor <mjambor@suse.cz>
3512 * ipa.c (dissolve_same_comdat_group_list): New function.
3513 (function_and_variable_visibility): Call
3514 dissolve_same_comdat_group_list when comdat group contains external or
3516 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
3517 lists are circular and that they contain only DECL_ONE_ONLY nodes.
3519 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
3521 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
3522 (const_hash_1) <VECTOR_CST>: New case.
3523 (compare_constant) <VECTOR_CST>: Likewise.
3524 <ADDR_EXPR>: Deal with LABEL_REFs.
3525 (copy_constant) <VECTOR_CST>: New case.
3527 2010-04-27 Jan Hubicka <jh@suse.cz>
3529 * cgraph.c (cgraph_propagate_frequency): New function.
3530 * cgraph.h (cgraph_propagate_frequency): Declare.
3531 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
3532 cgraph_propagate_frequency.
3534 2010-04-27 Jakub Jelinek <jakub@redhat.com>
3536 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
3538 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
3541 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
3542 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
3543 here to determine which regs to push and how much stack to reserve.
3545 2010-04-27 Jie Zhang <jie@codesourcery.com>
3547 * doc/gimple.texi (gimple_statement_with_ops): Remove
3548 addresses_taken field.
3549 (gimple_statement_with_memory_ops): Likewise.
3551 2010-04-27 Jan Hubicka <jh@suse.cz>
3553 * tree-inline.c (eni_inlining_weights): Remove.
3554 (estimate_num_insns): Special case more builtins.
3556 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
3559 * c-typeck.c (build_binary_op): Move forward check for comparison
3560 pointer with null pointer constant and adjust the diagnostic message.
3562 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
3565 * configure.ac (gcc_cv_as_section_has_align): Set if installed
3566 binutils supports extended .section directive needed by LTO, or
3567 warn if older binutils found.
3568 (LTO_BINARY_READER): New AC_SUBST'd variable.
3569 (LTO_USE_LIBELF): Likewise.
3570 * gcc/config.gcc (lto_binary_reader): New target-specific configure
3572 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
3573 (LTO_USE_LIBELF): Likewise.
3574 * configure: Regenerate.
3576 * collect2.c (is_elf): Rename from this ...
3577 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
3578 object files in addition to ELF-formatted ones.
3579 (scan_prog_file): Caller updated. Also allow for LTO info marker
3580 symbol to be prefixed or not by an extra underscore.
3582 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
3583 * config/i386/winnt.c: Also #include lto-streamer.h
3584 (i386_pe_asm_named_section): Specify 1-byte section alignment for
3586 (i386_pe_asm_output_aligned_decl_common): Add comment.
3587 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
3589 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
3592 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
3593 Add missing earlyclobber for second alternative.
3595 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
3597 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
3598 bits for artificial defs at the top of the block.
3599 * fwprop.c (single_def_use_enter_block): Don't call it.
3601 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
3604 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
3605 instead of "$gcc_cv_objdump -T".
3606 Use "-undefined dynamic_lookup" on darwin.
3607 * gcc/configure: Regenerate.
3609 2010-04-26 Jakub Jelinek <jakub@redhat.com>
3612 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
3614 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
3616 * c-parser.c (struct c_token): Move location field up.
3617 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
3618 (struct c_declspecs): Convert typespec_word, storage_class, and
3619 default_int_p into bitfields.
3620 (struct c_declarator): Move loc field up.
3622 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
3624 * cfgloop.h (struct loop): Move can_be_parallel field up.
3625 * ipa-prop.h (struct ip_node_params): Move bitfields up.
3626 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
3628 (struct iv_cand): Convert pos field into a bitfield.
3629 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
3631 (struct _stmt_vec_info): Shuffle fields for better packing.
3633 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
3635 * varasm.c (IN_NAMED_SECTION): Remove guard.
3636 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
3637 (IN_NAMED_SECTION_P): ...this.
3638 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
3639 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
3641 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
3643 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
3644 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
3645 of shadowing it. Fix comments.
3647 2010-04-26 Jan Hubicka <jh@suse.cz>
3649 * cgraph.c (cgraph_create_node): Set node frequency to normal.
3650 (cgraph_clone_node): Copy function frequency.
3651 * cgraph.h (node_frequency): New enum
3652 (struct cgraph_node): Add.
3653 * final.c (rest_of_clean_state): Update.
3654 * lto-cgraph.c (lto_output_node): Output node frequency.
3655 (input_overwrite_node): Input node frequency.
3656 * tre-ssa-loop-ivopts (computation_cost): Update.
3657 * lto-streamer-out.c (output_function): Do not output function
3659 * predict.c (maybe_hot_frequency_p): Update and handle functions
3661 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
3663 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
3664 (compute_function_frequency): Set noreturn functions to be executed
3666 (choose_function_section): Update.
3667 * lto-streamer-in.c (input_function): Do not input function frequency.
3668 * function.c (allocate_struct_function): Do not initialize function
3670 * function.h (function_frequency): Remove.
3671 (struct function): Remove function frequency.
3672 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
3673 (try_update): Update.
3674 * tree-inline.c (initialize_cfun): Do not update function frequency.
3675 * passes.c (pass_init_dump_file): Update.
3676 * i386.c (ix86_compute_frame_layout): Update.
3677 (ix86_pad_returns): Update.
3679 2010-04-26 Jie Zhang <jie@codesourcery.com>
3681 PR tree-optimization/43833
3682 * tree-vrp.c (range_int_cst_p): New.
3683 (range_int_cst_singleton_p): New.
3684 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
3685 when both operands are constants. Use range_int_cst_p in
3688 2010-04-26 Jan Hubicka <jh@suse.cz>
3690 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
3692 2010-04-26 Richard Guenther <rguenther@suse.de>
3695 * gimple.c (gimple_decl_printable_name): Deal gracefully
3696 with a NULL DECL_NAME.
3698 2010-04-26 Richard Guenther <rguenther@suse.de>
3701 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
3702 if emitting debug information and it is either a function
3703 or a namespace decl.
3705 2010-04-26 Ira Rosen <irar@il.ibm.com>
3707 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
3708 determine if the statement is vectorizable, and a macro to access it.
3709 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3710 Skip statements that can't be vectorized. If the analysis fails,
3711 mark the statement as unvectorizable if vectorizing basic block.
3712 (vect_compute_data_refs_alignment): Likewise.
3713 (vect_verify_datarefs_alignment): Skip statements marked as
3714 unvectorizable. Add print.
3715 (vect_analyze_group_access): Skip statements that can't be
3716 vectorized. If the analysis fails, mark the statement as
3717 unvectorizable if vectorizing basic block.
3718 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
3719 * tree-vect-stmts.c (vectorizable_store): Fix the number of
3720 generated stmts for SLP.
3721 (new_stmt_vec_info): Initialize the new field.
3722 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
3723 statements marked as unvectorizable.
3725 2010-04-25 Joseph Myers <joseph@codesourcery.com>
3727 * c-common.c (flag_isoc1x): New.
3728 (flag_isoc99): Update comment.
3729 * c-common.h (flag_isoc1x): New.
3730 (flag_isoc99): Update comment.
3731 * c-cppbuiltin.c (builtin_define_float_constants): Also define
3732 __<type>_DECIMAL_DIG__.
3733 * c-opts.c (set_std_c1x): New.
3734 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
3735 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
3736 * c.opt (-std=c1x, -std=gnu1x): New options.
3737 * doc/cpp.texi: Mention -std=c1x.
3738 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
3739 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
3740 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
3741 * doc/standards.texi: Mention C1X.
3742 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
3743 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
3744 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
3747 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
3749 * config/i386/gmon-sol2.c (_mcleanup): Change format string
3750 placeholder from 0x%x to %#x.
3751 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
3752 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
3753 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
3754 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
3755 * config/i386/i386.c (ix86_target_string): Ditto.
3756 (output_pic_addr_const): Ditto.
3757 (print_operand): Ditto.
3759 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
3761 * combine.c (find_split_point): Add third argument. Use it
3762 to find nested multiply-accumulate instructions. Adjust calls.
3763 (try_combine): Adjust call to find_split_point.
3765 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
3767 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
3769 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
3771 PR tree-optimization/41442
3772 * fold-const.c (merge_truthop_with_opposite_arm): New function.
3773 (fold_binary_loc): Call it.
3775 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3777 * toplev.c (general_init): Set default for fdiagnostics-show-option.
3778 * opts.c (common_handle_option): Allow disabling it.
3779 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
3781 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
3783 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
3784 between modes if both types are integral.
3786 2010-04-23 Richard Guenther <rguenther@suse.de>
3788 PR tree-optimization/43572
3789 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
3791 2010-04-23 Richard Guenther <rguenther@suse.de>
3794 * tree-inline.c (tree_can_inline_p): Also check compatibility
3797 2010-04-23 Martin Jambor <mjambor@suse.cz>
3799 PR tree-optimization/43846
3800 * tree-sra.c (struct access): New flag grp_assignment_read.
3801 (build_accesses_from_assign): Set grp_assignment_read.
3802 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
3803 (enum mark_read_status): New type.
3804 (analyze_access_subtree): Propagate grp_assignment_read, create
3805 accesses also if both direct_read and root->grp_assignment_read.
3807 2010-04-23 Martin Jambor <mjambor@suse.cz>
3810 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
3811 function does not have type attributes.
3813 2010-04-23 Richard Guenther <rguenther@suse.de>
3816 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
3819 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3821 * sese.h (create_if_region_on_edge): Remove.
3823 * sese.c (create_if_region_on_edge): Make static.
3825 * tree-inline.c: Do not include ggc.h.
3827 * expr.c: Do not include ggc.h.
3829 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
3832 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
3835 * config/sh/sh.c (find_barrier): Don't emit a constant pool
3836 in the middle of insns for casesi_worker_2.
3838 2010-04-22 David Edelsohn <edelsohn@gnu.org>
3840 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
3842 2010-04-22 Ira Rosen <irar@il.ibm.com>
3844 PR tree-optimization/43842
3845 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
3846 loop unrolling in update of exit phis. Fix comment.
3847 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
3848 least two reduction statements in the loop before starting SLP
3851 2010-04-22 Nick Clifton <nickc@redhat.com>
3853 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
3855 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
3857 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
3860 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3862 * tree-parloops.c (loop_parallel_p): New argument
3863 parloop_obstack. Pass it down.
3864 (parallelize_loops): New variable parloop_obstack. Initialize it,
3865 pass it down, free it.
3867 * tree-loop-linear.c (linear_transform_loops): Pass down
3870 * tree-data-ref.h (lambda_compute_access_matrices): New argument
3871 of type struct obstack *.
3873 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
3874 scratch_obstack. Initialize it, pass down, free it.
3876 * lambda.h (lambda_loop_new): Remove.
3877 (lambda_matrix_new, lambda_matrix_inverse)
3878 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
3879 argument of type struct obstack *.
3881 * lambda-trans.c (lambda_trans_matrix_new): New argument
3882 lambda_obstack. Pass it down, use obstack allocation for ret.
3883 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
3886 * lambda-mat.c (lambda_matrix_get_column)
3887 (lambda_matrix_project_to_null): Remove.
3888 (lambda_matrix_new): New argument lambda_obstack. Use obstack
3890 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
3893 * lambda-code.c (lambda_loop_new): New function.
3894 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
3895 (lambda_compute_auxillary_space, lambda_compute_target_space)
3896 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
3897 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
3898 (build_access_matrix): New argument lambda_obstack. Use obstack
3900 (lambda_compute_step_signs, lambda_compute_access_matrices): New
3901 argument lambda_obstack. Pass it down.
3903 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3905 * optabs.h (expand_widening_mult): Declare.
3907 2010-04-22 Richard Guenther <rguenther@suse.de>
3909 PR tree-optimization/43845
3910 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
3911 lookup the CALL_EXPR function and arguments.
3913 2010-04-22 Nick Clifton <nickc@redhat.com>
3915 * config/stormy16/stormy16.c
3916 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
3917 * config/stormy16/stormy16.h: Tidy up formatting.
3918 (DONT_USE_BUILTIN_SETJMP): Remove definition.
3919 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
3920 (ineqbranchsi): Delete pattern.
3921 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
3922 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
3923 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
3924 stormy16-lib2-ucmpsi2.c.
3926 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3928 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
3929 df_simulate_find_noclobber_defs as appropriate. Keep track of an
3930 extra set merge_set_noclobber, and use it to relax the final test
3932 * df.h (df_simulate_find_noclobber_defs): Declare.
3933 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
3935 (df_simulate_find_noclobber_defs): New function.
3937 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
3939 * config/i386/i386.md: Use {} around multi-line preparation statements.
3941 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3943 * c-tree.h (push_init_level, pop_init_level, set_init_index)
3944 (process_init_element): New argument of type struct obstack *.
3946 * c-typeck.c (push_init_level, pop_init_level, set_designator)
3947 (set_init_index, set_init_label, set_nonincremental_init)
3948 (set_nonincremental_init_from_string, find_init_member)
3949 (output_init_element, output_pending_init_elements)
3950 (process_init_element): New argument braced_init_obstack. Pass it
3952 (push_range_stack, add_pending_init): New argument
3953 braced_init_obstack. Use obstack allocation.
3955 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
3956 braced_init_obstack. Pass it down.
3957 (c_parser_braced_init): New variables ret, braced_init_obstack.
3958 Initialize obstack, pass it down and finally free it.
3960 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3963 * tree-pass.h (pass_optimize_widening_mul): Declare.
3964 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
3965 gate_optimize_widening_mul): New static functions.
3966 (pass_optimize_widening_mul): New.
3967 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
3968 <case MULT_EXPR>: Remove support for widening multiplies.
3969 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
3970 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
3971 simplify_gen_unary rather than directly building extensions.
3972 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
3974 * expmed.c (expand_widening_mult): New function.
3975 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
3977 2010-04-21 Jan Hubicka <jh@suse.cz>
3979 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
3980 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
3981 * lto-wpa-fixup.c: Remove.
3982 * Makefile.in (lto-wpa-fixup.o): Remove.
3983 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
3984 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
3985 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
3987 2010-04-21 Jan Hubicka <jh@suse.cz>
3989 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
3990 add write_optimization_summary, read_optimization_summary.
3991 (ipa_write_summaries_of_cgraph_node_set): Remove.
3992 (ipa_write_optimization_summaries): Declare.
3993 (ipa_read_optimization_summaries): Declare.
3994 * ipa-cp.c (pass_ipa_cp): Update.
3995 * ipa-reference.c (pass_ipa_reference): Update.
3996 * ipa-pure-const.c (pass_ipa_pure_const): Update.
3997 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
3999 * ipa-inline.c (pass_ipa_inline): Update.
4000 * ipa.c (pass_ipa_whole_program): Update.
4001 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
4002 * passes.c (ipa_write_summaries_1): Do not test wpa.
4003 (ipa_write_optimization_summaries_1): New.
4004 (ipa_write_optimization_summaries): New.
4005 (ipa_read_summaries): Do not test ltrans.
4006 (ipa_read_optimization_summaries_1): New.
4007 (ipa_read_optimization_summaries): New.
4009 2010-04-21 Jan Hubicka <jh@suse.cz>
4011 * lto-cgraph.c (lto_output_node): Do not output comdat groups
4013 (output_cgraph): Do not arrange comdat groups for boundary nodes.
4015 2010-04-21 Jakub Jelinek <jakub@redhat.com>
4018 * dwarf2out.c (add_name_and_src_coords_attributes): Add
4019 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
4021 2010-04-21 Jan Hubicka <jh@suse.cz>
4023 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
4025 2010-04-21 Jan Hubicka <jh@suse.cz>
4027 * varpool.c (decide_is_variable_needed): Variable is always needed
4030 2010-04-21 Jan Hubicka <jh@suse.cz>
4032 * opts.c (decode_options): Enable pure-const pass for whopr.
4034 2010-04-21 Jan Hubicka <jh@suse.cz>
4036 * cgraph.c (dump_cgraph_node): Dump also assembler name.
4037 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
4039 (cgraph_decide_inlining): Do not expect callee to be removed in all
4042 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
4044 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
4046 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
4048 * config/i386/i386.md (x86_shrd): Add athlon_decode and
4049 amdfam10_decode attributes.
4051 2010-04-21 Jakub Jelinek <jakub@redhat.com>
4054 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
4055 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
4056 (lower_copyprivate_clauses): Use private var in outer
4057 context instead of original var. Make sure the types
4058 are correct for VLAs.
4060 2010-04-21 Richard Guenther <rguenther@suse.de>
4062 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
4063 to non-pointer objects.
4065 2010-04-21 Jakub Jelinek <jakub@redhat.com>
4067 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
4068 last chain entry if it starts with the still current label.
4069 (add_location_or_const_value_attribute): Check that
4070 loc_list->first->next is NULL instead of comparing ->first with ->last.
4071 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
4072 to add_var_loc_to_decl.
4074 * dwarf2out.c (output_call_frame_info): For dw_cie_version
4075 >= 4 add also address size and segment size fields into CIE header.
4077 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
4078 long as address size is the same as sizeof (void *) and
4080 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
4081 address size or segment size is unexpected, return DW_EH_PE_omit.
4082 (classify_object_over_fdes): If get_cie_encoding returned
4083 DW_EH_PE_omit, return -1.
4084 (init_object): If classify_object_over_fdes returned -1,
4085 pretend there were no FDEs at all.
4087 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
4089 * config/i386/i386.md (bswap<mode>2): Macroize expander from
4090 bswap{si,di}2 using SWI48 mode iterator.
4091 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
4092 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
4093 set modrm attribute of bswap insn to 0 and remove length attribute.
4094 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
4095 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
4096 set mode attribute to <MODE> and remove length attribute.
4098 2010-04-20 James E. Wilson <wilson@codesourcery.com>
4100 PR rtl-optimization/43520
4101 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
4102 zero available registers.
4104 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4106 * builtins.c (fold_builtin_cproj): Fold more cases.
4108 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4110 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
4111 (fold_builtin_1): Fold builtin cproj.
4112 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
4113 Use ATTR_CONST_NOTHROW_LIST.
4115 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
4117 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
4118 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
4119 ffsi2_no_cmove for !TARGET_CMOVE.
4120 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
4121 (ffssi2): Remove expander.
4122 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
4124 (ctz<mode>2): Ditto from ctz{si,di}2.
4125 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
4127 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
4130 2010-04-20 Jakub Jelinek <jakub@redhat.com>
4132 * dwarf2out.c (AT_linkage_name): Define.
4133 (clone_as_declaration): Handle DW_AT_linkage_name.
4134 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
4135 of DW_AT_MIPS_linkage_name.
4136 (move_linkage_attr): Likewise.
4137 (dwarf2out_finish): Likewise.
4139 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
4142 * fold-const.c (fold_comparison): New folding rule.
4144 2010-04-20 Anatoly Sokolov <aesok@post.ru>
4146 * double-int.h (double_int_setbit): Declare.
4147 * double-int.c (double_int_setbit): New function.
4148 * rtl.h (immed_double_int_const): Declare.
4149 * emit-rtl.c (immed_double_int_const): New function.
4150 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
4151 and immed_double_int_const functions.
4152 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
4153 expand_copysign_bit): (Ditto.).
4154 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
4155 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
4156 * dojump.c (prefer_and_bit_test): (Ditto.).
4157 * expr.c (convert_modes, reduce_to_bit_field_precision,
4158 const_vector_from_tree): (Ditto.).
4159 * expmed.c (mask_rtx, lshift_value): (Ditto.).
4161 2010-04-20 Jan Hubicka <jh@suse.cz>
4163 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
4164 (dump_cgraph_node): Dump new flags.
4165 * cgraph.h (struct cgraph_node): Add flags
4166 reachable_from_other_partition and in_other_partition.
4167 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
4168 other partition can not be removed.
4169 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
4170 the other partition must be output; silence sanity checking on
4171 leaking functions bodies from other paritition.
4172 * lto-cgraph.c (reachable_from_other_partition_p): New function.
4173 (lto_output_node): Output new flags; do not sanity check that inline
4174 clones are output; drop lto_forced_extern_inline_p code; do not mock
4175 visibility flags at partition boundaries.
4176 (add_node_to): New function.
4177 (output_cgraph): Use it to sort functions so masters appear before
4179 (input_overwrite_node): Input new flags.
4180 * passes.c (ipa_write_summaries): Do not call
4181 lto_new_extern_inline_states.
4182 * lto-section-out.c (forced_extern_inline,
4183 lto_new_extern_inline_states lto_delete_extern_inline_states,
4184 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
4185 * lto-streamer.h (lto_new_extern_inline_states,
4186 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
4187 lto_forced_extern_inline_p): Kill.
4189 2010-04-20 Richard Guenther <rguenther@suse.de>
4191 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
4192 from vars that can have pointers.
4193 (process_constraint): Dump useless constraints.
4195 2010-04-20 Richard Guenther <rguenther@suse.de>
4197 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
4198 (dump_sa_points_to_info): Remove asserts.
4199 (init_base_vars): nothing_id isn't an escape point nor does it
4202 2010-04-20 Jakub Jelinek <jakub@redhat.com>
4204 * tree.h (TYPE_REF_IS_RVALUE): Define.
4205 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
4206 should_move_die_to_comdat, prune_unused_types_walk): Handle
4207 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
4208 (modified_type_die, gen_reference_type_die): Emit
4209 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
4210 if TYPE_REF_IS_RVALUE and -gdwarf-4.
4212 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4215 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
4216 calls for -fpic -m31 if they have been sibcall optimized.
4218 2010-04-19 James E. Wilson <wilson@codesourcery.com>
4220 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
4221 ar.lc fixed and call-used.
4223 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
4225 2010-04-19 Jan Hubicka <jh@suse.cz>
4227 * opts.c (decode_options): Disable whpr incompatible passes.
4228 * lto/lto.c (lto_1_to_1_map): Skip clones.
4229 (read_cgraph_and_symbols): Do not mark everything as needed.
4230 (do_whole_program_analysis): Do map only after optimizing;
4231 set proper cgraph_state; use passmanager.
4233 2010-04-19 DJ Delorie <dj@redhat.com>
4235 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
4236 POINTER_PLUS_EXPR and fix them.
4238 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
4240 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
4241 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
4242 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
4243 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
4244 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
4245 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
4246 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
4247 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
4248 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
4249 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
4250 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
4252 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
4254 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
4255 (check_cond_move_block): Likewise.
4256 (cond_move_process_if_block): Likewise.
4257 (noce_find_if_block): Improve formatting.
4258 (find_if_header): Pass 0 to memset and tweak conditions.
4259 (cond_exec_find_if_block): Fix long lines and tweak conditions.
4261 2010-04-19 Jakub Jelinek <jakub@redhat.com>
4263 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
4267 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
4268 with non-local decl doesn't need chain.
4270 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
4272 * ira-color.c (allocno_reload_assign): Avoid accumulating
4273 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
4275 2010-04-19 Martin Jambor <mjambor@suse.cz>
4277 * gimple.h (create_tmp_reg): Declare.
4278 * gimplify.c (create_tmp_reg): New function.
4279 (gimplify_return_expr): Use create_tmp_reg.
4280 (gimplify_omp_atomic): Likewise.
4281 (gimple_regimplify_operands): Likewise.
4282 * tree-dfa.c (make_rename_temp): Likewise.
4283 * tree-predcom.c (predcom_tmp_var): Likewise.
4284 (reassociate_to_the_same_stmt): Likewise.
4285 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
4286 (get_replaced_param_substitute): Likewise.
4287 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
4288 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
4289 * tree-ssa-pre.c (get_representative_for): Likewise.
4290 (create_expression_by_pieces): Likewise.
4291 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
4292 (create_tailcall_accumulator): Likewise.
4294 2010-04-19 Martin Jambor <mjambor@suse.cz>
4296 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
4298 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
4300 2010-04-19 Richard Guenther <rguenther@suse.de>
4302 PR tree-optimization/43796
4303 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
4304 from SCEV in the lattice.
4305 (vrp_visit_phi_node): Dump change.
4307 2010-04-19 Richard Guenther <rguenther@suse.de>
4309 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
4310 * configure: Re-generated.
4312 2010-04-19 Richard Guenther <rguenther@suse.de>
4314 PR tree-optimization/43783
4315 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
4316 constant ARRAY_REF operands two and three if possible.
4318 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
4321 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
4323 2010-04-19 Jie Zhang <jie@codesourcery.com>
4326 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
4328 2010-04-19 Ira Rosen <irar@il.ibm.com>
4330 PR tree-optimization/37027
4331 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
4332 and macro to access it.
4333 (vectorizable_reduction): Add argument.
4334 (vect_get_slp_defs): Likewise.
4335 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
4336 statements for possible use in SLP.
4337 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
4338 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
4339 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
4341 (vectorizable_reduction): Likewise.
4342 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
4344 (vectorizable_type_demotion, vectorizable_type_promotion,
4345 vectorizable_store): Likewise.
4346 (vect_analyze_stmt): Update call to vectorizable_reduction.
4347 (vect_transform_stmt): Likewise.
4348 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
4349 (vect_build_slp_tree): Fix indentation. Check that there are no loads
4350 from different interleaving chains in same node.
4351 (vect_slp_rearrange_stmts): New function.
4352 (vect_supported_load_permutation_p): Allow load permutations for
4353 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
4354 inside SLP nodes if necessary.
4355 (vect_analyze_slp_instance): Handle reductions.
4356 (vect_analyze_slp): Try to build SLP instances originating from groups
4358 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
4359 (vect_get_constant_vectors): Create initial vectors for reductions
4360 according to reduction code. Add new argument.
4361 (vect_get_slp_defs): Add new argument, pass it to
4362 vect_get_constant_vectors.
4363 (vect_schedule_slp_instance): Remove SLP tree root statements.
4365 2010-04-19 Jakub Jelinek <jakub@redhat.com>
4367 * tree.h (ENUM_IS_SCOPED): Define.
4368 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
4369 for ENUM_IS_SCOPED enums.
4371 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
4373 * fold-const.c (fold_comparison): Use ssizetype.
4374 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
4375 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
4376 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
4377 * tree-object-size.c (compute_object_sizes): Use size_type_node.
4379 * tree.h (initialize_sizetypes): Remove parameter.
4380 (build_common_tree_nodes): Remove second parameter.
4381 * stor-layout.c (initialize_sizetypes): Remove parameter.
4382 Always create an unsigned type.
4383 (set_sizetype): Assert that the passed type is unsigned and simplify.
4384 * tree.c (build_common_tree_nodes): Remove second parameter.
4385 Adjust call to initialize_sizetypes.
4386 * c-decl.c (c_init_decl_processing): Remove second argument in call to
4387 build_common_tree_nodes.
4389 2010-04-18 Matthias Klose <doko@ubuntu.com>
4391 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
4393 2010-04-18 Ira Rosen <irar@il.ibm.com>
4395 PR tree-optimization/43771
4396 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
4397 load permutation doesn't have gaps.
4399 2010-04-18 Jan Hubicka <jh@suse.cz>
4401 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
4402 (sse_prologue_save_insn expander): Use new pattern.
4403 (sse_prologue_save_insn1): New pattern and splitter.
4404 (sse_prologue_save_insn): Update to deal also with 64bit aligned
4406 * i386.c (setup_incoming_varargs_64): Do not compute jump
4408 (ix86_gimplify_va_arg): Update alignment needed.
4409 (ix86_local_alignment): Do not align all local arrays to 128bit.
4411 2010-04-17 Jan Hubicka <jh@suse.cz>
4413 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
4415 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
4417 * arm.md (negdi2): Remove redundant code to force values into a
4420 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
4422 * arm/bpabi.S: Add EABI alignment attributes to objects.
4423 * arm/bpabi-v6m.S: Likewise.
4424 * arm/crti.asm: Likewise.
4425 * arm/crtn.asm: Likewise.
4426 * arm/lib1funcs.asm: Likewise.
4427 * arm/libunwind.S: Likewise.
4429 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
4431 * arm-protos.h (tune_params): New structure.
4432 * arm.c (current_tune): New variable.
4433 (arm_constant_limit): Delete.
4434 (struct processors): Add pointer to the tune parameters.
4435 (arm_slowmul_tune): New tuning option.
4436 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
4437 (all_cores): Adjust to pick up the tuning model.
4438 (arm_constant_limit): New function.
4439 (arm_override_options): Select the appropriate tuning model. Delete
4440 initialization of arm_const_limit.
4441 (arm_split_constant): Use the new constant-limit model.
4442 (arm_rtx_costs): Pick up the current tuning model.
4443 * arm.md (is_strongarm, is_xscale): Delete.
4444 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
4445 for Xscale variant architectures.
4446 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
4448 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4450 * config/arm/arm.c (arm_gen_constant): Remove unused variable
4452 (arm_rtx_costs_1): Remove unused variable extra_cost.
4453 (arm_unwind_emit_set): Use variable offset.
4454 (thumb1_output_casesi): Remove unused variable flags.
4456 2010-04-16 Jeff Law <law@redhat.com>
4458 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
4459 needing assignment rather than doing a two-phase assignment. Remove
4460 unused variable 'm'.
4462 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4465 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
4467 2010-04-16 Doug Kwan <dougkwan@google.com>
4469 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
4470 (next_operand_entry_id): New static variable.
4471 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
4472 (add_to_ops_vec): Assigned unique ID to operand entry.
4473 (struct oecount_s): New field ID.
4474 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
4475 (undistribute_ops_list): Assign unique IDs to oecounts.
4476 (init_reassoc): reset next_operand_entry_id.
4478 2010-04-16 Doug Kwan <dougkwan@google.com>
4480 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
4481 missing left parenthesis.
4483 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
4485 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
4486 *btdi_rex64 using SWI48 mode iterator.
4487 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
4488 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
4489 *jcc_btdi_mask_rex64.
4491 2010-04-16 Anatoly Sokolov <aesok@post.ru>
4493 * double-int.h (tree_to_double_int): Convert to macro.
4494 * double-int.c (tree_to_double_int): Remove.
4496 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4499 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
4500 with want_address 2 and in case a single element list might be
4501 possible, call it again with want_address 0.
4503 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4505 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
4506 case 'W' print operands for HI mode.
4507 * config/h8300/h8300.h (Y0, Y2) : New constraints.
4508 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
4509 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
4510 * config/h8300/predicate.md (bit_register_indirect_operand): New.
4512 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
4514 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
4515 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
4516 #xx:3 and #xx:4 mode.
4518 * config/h8300/h8300.md (inverted load with HImode dest): Add
4519 support for H8300SX.
4521 * config/h8300/predicate.md (bit_operand): Allow immediate values that
4522 satisfy 'U' constraint.
4524 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4526 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
4527 * configure: Regenerate.
4528 * config.in: Regenerate.
4529 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
4532 2010-04-16 Richard Guenther <rguenther@suse.de>
4534 * tree.h (struct tree_decl_minimal): Move pt_uid ...
4535 (struct tree_decl_common): ... here.
4536 (DECL_PT_UID): Adjust.
4537 (SET_DECL_PT_UID): Likewise.
4538 (DECL_PT_UID_SET_P): Likewise.
4540 2010-04-16 Richard Guenther <rguenther@suse.de>
4542 PR tree-optimization/43572
4543 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
4544 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
4545 * tree-flow.h (is_call_clobbered): Remove.
4546 * tree-flow-inline.h (is_call_clobbered): Likewise.
4547 * tree-dfa.c (dump_variable): Do not dump call clobber state.
4548 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
4549 (execute_return_slot_opt): Adjust.
4550 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
4551 check for call clobbered vars here.
4552 (find_tail_calls): Move tailcall verification to the
4555 2010-04-16 Diego Novillo <dnovillo@google.com>
4557 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
4559 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
4562 * config/arm/arm.md (cbranchqi4): New pattern.
4563 * config/arm/predicates.md (const0_operand,
4564 cbranchqi4_comparison_operator): New predicates.
4566 2010-04-16 Richard Guenther <rguenther@suse.de>
4568 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
4569 (dump_gimple_stmt): Likewise.
4571 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
4573 * recog.h (struct recog_data): New field is_operator.
4574 (struct insn_operand_data): New field is_operator.
4575 * recog.c (extract_insn): Set recog_data.is_operator.
4576 * genoutput.c (output_operand_data): Emit code to set the
4578 * reload.c (find_reloads): Use it rather than testing for an
4579 empty constraint string.
4582 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
4583 If the previous insn is a cbranchsi4_insn with the same arguments,
4584 omit the compare instruction.
4586 * config/arm/arm.md (addsi3_cbranch): If destination is a high
4587 register, inputs must be low registers and we need a low register
4588 scratch. Handle alternative 2 like alternative 3.
4590 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4592 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
4593 don't call get_addr on both. If one expression is a VALUE and
4594 the other a REG, check VALUE's locs if the REG isn't among them.
4596 2010-04-16 Christian Bruel <christian.bruel@st.com>
4598 * config/sh/sh.h (sh_frame_pointer_required): New function.
4599 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
4600 (flag_omit_frame_pointer) Set.
4601 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
4602 (rounded_frame_size): Adjust size with outgoing_args_size.
4603 (sh_set_return_address): Must return from stack pointer.
4604 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
4605 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4606 (ACCUMULATE_OUTGOING_ARGS): Define.
4607 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
4608 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
4610 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
4613 * config/sh/sh.c (sh_legitimize_reload_address): Use
4614 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
4615 Remove a unneeded check for offset_base.
4617 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
4619 * configure: Regenerated.
4621 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4623 * config/s390/s390.c (s390_call_save_register_used): Switch back
4624 to HARD_REGNO_NREGS.
4626 2010-04-15 Richard Guenther <rguenther@suse.de>
4628 * alias.c (alias_set_subset_of): Handle alias-set zero
4631 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
4632 Julian Brown <julian@codesourcery.com>
4634 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
4635 alternatives according to use of high and low regs.
4636 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
4637 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
4638 optimizing for size on Thumb-2.
4640 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
4642 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
4644 2010-04-15 Richard Guenther <rguenther@suse.de>
4646 * tree-ssa-structalias.c (struct variable_info): Add
4648 (new_var_info): Initialize it.
4649 (dump_constraints): Support printing last added constraints.
4650 (debug_constraints): Adjust.
4651 (dump_constraint_graph): Likewise.
4652 (make_heapvar_for): Check for NULL cfun.
4653 (get_function_part_constraint): New function.
4654 (get_fi_for_callee): Likewise.
4655 (find_func_aliases): Properly implement IPA PTA constraints.
4656 (process_ipa_clobber): New function.
4657 (find_func_clobbers): Likewise.
4658 (insert_into_field_list_sorted): Remove.
4659 (create_function_info_for): Properly allocate vars for IPA mode.
4660 Do not use insert_into_field_list_sorted.
4661 (create_variable_info_for): Properly generate constraints for
4662 global vars in IPA mode.
4663 (dump_solution_for_var): Always dump the solution.
4664 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
4665 (find_what_var_points_to): Adjust.
4666 (pt_solution_set): Change.
4667 (pt_solution_ior_into): New function.
4668 (pt_solution_empty_p): Export.
4669 (pt_solution_includes_global): Adjust.
4670 (pt_solution_includes_1): Likewise.
4671 (pt_solutions_intersect_1): Likewise.
4672 (dump_sa_points_to_info): Check some invariants.
4673 (solve_constraints): Move constraint dumping ...
4674 (compute_points_to_sets): ... here.
4675 (ipa_pta_execute): ... and here.
4676 (compute_may_aliases): Do not re-compute points-to info
4677 locally if IPA info is available.
4678 (ipa_escaped_pt): New global var.
4679 (ipa_pta_execute): Properly implement IPA PTA.
4680 * tree-into-ssa.c (dump_decl_set): Support dumping
4681 decls not in referenced-vars.
4682 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
4683 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
4684 (dump_points_to_solution): Likewise.
4685 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
4686 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
4687 (remap_gimple_stmt): Reset call clobber/use information if necessary.
4688 (copy_decl_to_var): Copy DECL_PT_UID.
4689 (copy_result_decl_to_var): Likewise.
4690 * tree.c (make_node_stat): Initialize DECL_PT_UID.
4691 (copy_node_stat): Copy it.
4692 * tree.h (DECL_PT_UID): New macro.
4693 (SET_DECL_PT_UID): Likewise.
4694 (DECL_PT_UID_SET_P): Likewise.
4695 (struct tree_decl_minimal): Add pt_uid member.
4696 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
4697 (pt_solution_empty_p): Declare.
4698 (pt_solution_set): Adjust.
4699 (ipa_escaped_pt): Declare.
4700 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
4701 * gimple-pretty-print.c (pp_points_to_solution): New function.
4702 (dump_gimple_call): Dump call clobber/use information.
4703 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
4704 * tree-pass.h (TDF_ALIAS): New dump option.
4705 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
4706 * doc/invoke.texi (-fipa-pta): Update documentation.
4708 2010-04-15 Richard Guenther <rguenther@suse.de>
4710 * Makefile.in (OBJS-common): Add gimple-fold.o.
4711 (gimple-fold.o): New rule.
4712 * tree.h (maybe_fold_offset_to_reference,
4713 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
4715 * gimple.h: ... here.
4716 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
4717 may_propagate_address_into_dereference): Move prototypes ...
4718 * gimple.h: ... here.
4719 * tree-ssa-ccp.c (get_symbol_constant_value,
4720 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
4721 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
4722 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
4723 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
4724 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
4725 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
4726 gimplify_and_update_call_from_tree): Move ...
4727 * gimple-fold.c: ... here. New file.
4728 (ccp_fold_builtin): Rename to ...
4729 (gimple_fold_builtin): ... this.
4730 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
4732 2010-04-15 Richard Guenther <rguenther@suse.de>
4734 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
4735 fit_double_type, force_fit_type_double, add_double_with_sign,
4736 neg_double, mul_double_with_sign, lshift_double, rshift_double,
4737 lrotate_double, rrotate_double, div_and_round_double): Move ...
4738 * double-int.c: ... here.
4739 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
4740 add_double, neg_double, mul_double_with_sign, mul_double,
4741 lshift_double, rshift_double, lrotate_double, rrotate_double,
4742 div_and_round_double): Move prototypes ...
4743 * double-int.h: ... here.
4745 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
4748 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
4749 matching constraints to ensure inputs match the output.
4751 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
4754 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
4755 in an input-only operand.
4757 2010-04-15 Anatoly Sokolov <aesok@post.ru>
4759 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
4760 (double_int_not, double_int_lshift, double_int_rshift): Declare.
4761 (double_int_negative_p): Convert to static inline function.
4762 * double-int.c (double_int_lshift, double_int_lshift): New functions.
4763 (double_int_negative_p): Remove.
4764 * tree.h (lshift_double, rshift_double):
4765 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
4766 * fold-const.c (fold_convert_const_int_from_real,
4767 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
4768 (lshift_double): Change type of arith argument to bool.
4769 (rshift_double): Change type of arith argument to bool. Correct
4771 * expmed.c (mask_rtx, lshift_value): (Ditto.).
4773 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
4776 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
4777 at the start and end of the then/else blocks, and omit them from the
4779 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
4780 argument; all callers changed. Pass zero to old_insns_match_p instead.
4781 (flow_find_head_matching_sequence): New function.
4782 (old_insns_match_p): Check REG_EH_REGION notes for calls.
4783 * basic-block.h (flow_find_cross_jump,
4784 flow_find_head_matching_sequence): Declare functions.
4786 2010-04-14 Jason Merrill <jason@redhat.com>
4789 * c-common.c (attribute_takes_identifier_p): New fn.
4790 * c-common.h: Declare it.
4792 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4794 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
4796 (*udivmod<mode>4): Ditto.
4798 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4800 * config/i386/i386.md (maxmin_int): Rename code attribute from
4801 maxminiprefix and update all users.
4802 (maxmin_float): Ditto from maxminfprefix.
4803 (logic): Ditto from logicprefix.
4804 (absneg_mnemonic): Ditto from absnegprefix.
4805 * config/i386/mmx.md: Update all users of maxminiprefix,
4806 maxminfprefix and logicprefix for rename.
4807 * config/i386/sse.md: Ditto.
4808 * config/i386/sync.md (sync_<code><mode>): Update for
4811 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4814 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
4815 warnings converted to errors.
4817 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4819 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
4820 used insn_type variable.
4821 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
4822 to avoid set-but-not-used warning.
4824 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4826 * df-core.c (df_ref_debug): Change format string placeholder
4828 * dwarf2asm.c (dw2_asm_output_data_raw,
4829 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
4830 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
4831 * dwarf2out.c (output_cfi, output_cfi_directive,
4832 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
4833 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
4835 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
4836 * print-rtl.c (print_rtx): Ditto.
4838 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4841 * builtins.c (expand_builtin_pow_root): New function to expand pow
4842 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
4843 series of sqrt and cbrt calls under -ffast-math.
4844 (expand_builtin_pow): Call it.
4846 2010-04-14 Michael Matz <matz@suse.de>
4848 PR tree-optimization/42963
4849 * tree-cfg.c (touched_switch_bbs): New static variable.
4850 (group_case_labels_stmt): New function broken out from ...
4851 (group_case_labels): ... here, use the above.
4852 (start_recording_case_labels): Allocate touched_switch_bbs.
4853 (end_recording_case_labels): Deallocate it, call
4854 group_case_labels_stmt.
4855 (gimple_redirect_edge_and_branch): Remember index of affected BB.
4857 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4859 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
4862 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4864 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
4866 2010-04-13 Jan Hubicka <jh@suse.cz>
4868 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
4869 of optimized out static functions.
4870 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
4871 cost computation. Also sanity check for overflows.
4872 (update_caller_keys): Update cgraph_edge_badness call; properly
4873 update fibheap and sanity check that it is up to date.
4874 (add_new_edges_to_heap): Update cgraph_edge_badness.
4875 (cgraph_decide_inlining_of_small_function): Likewise;
4876 add sanity checking that badness in heap is up to date;
4877 improve dumping of reason; Update badness of calls to the
4878 offline copy of function currently inlined; dump badness
4879 of functions not inlined because of unit growth limits.
4881 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4884 * c-common.c (pointer_int_sum): Disregard overflow that occured only
4885 because of sign-extension change when converting to sizetype here...
4886 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
4888 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
4889 the folding to constants. Remove redundant final conversion.
4890 (fold_binary) <associate>: Do not associate if the re-association of
4891 constants alone overflows.
4892 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
4893 to the end of the list.
4894 (multiple_of_p) <COND_EXPR>: New case.
4896 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4898 * opt-functions.awk (opt_sanitized_name): New.
4900 * optc-gen.awk: Use it
4901 * opth-gen.awk: Use it.
4903 2010-04-13 Martin Jambor <mjambor@suse.cz>
4905 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
4906 (sra_modify_assign): Delete stmts loading dead data even if racc has no
4907 children. Call replace_uses_with_default_def_ssa_name to handle
4910 2010-04-13 Michael Matz <matz@suse.de>
4913 * builtins.c (expand_builtin_interclass_mathfn): Also create
4914 a register if the predicate doesn't match.
4916 2010-04-13 Diego Novillo <dnovillo@google.com>
4918 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
4919 * c-pch.c: Include timevar.h.
4920 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
4921 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
4922 * ggc-common.c: Include timevar.h.
4923 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
4924 * timevar.def (TV_PCH_SAVE): Define.
4925 (TV_PCH_CPP_SAVE): Define.
4926 (TV_PCH_PTR_REALLOC): Define.
4927 (TV_PCH_PTR_SORT): Define.
4928 (TV_PCH_RESTORE): Define.
4929 (TV_PCH_CPP_RESTORE): Define.
4931 2010-04-13 Michael Matz <matz@suse.de>
4933 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
4935 (can_reassociate_p): New function.
4936 (break_up_subtract_bb, reassociate_bb): Use it.
4938 2010-04-13 Richard Guenther <rguenther@suse.de>
4941 * builtins.c (c_readstr): Fix assert.
4943 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
4945 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
4946 when generating cltd insn.
4948 (*ashl<mode>3_1): Remove special handling for register operand 2.
4949 (*ashlsi3_1_zext): Ditto.
4950 (*ashlhi3_1): Ditto.
4951 (*ashlhi3_1_lea): Ditto.
4952 (*ashlqi3_1): Ditto.
4953 (*ashlqi3_1_lea): Ditto.
4954 (*<shiftrt_insn><mode>3_1): Ditto.
4955 (*<shiftrt_insn>si3_1_zext): Ditto.
4956 (*<shiftrt_insn>qi3_1_slp): Ditto.
4957 (*<rotate_insn><mode>3_1): Ditto.
4958 (*<rotate_insn>si3_1_zext): Ditto.
4959 (*<rotate_insn>qi3_1_slp): Ditto.
4961 2010-04-13 Richard Guenther <rguenther@suse.de>
4963 * tree-ssa-structalias.c (callused_id): Remove.
4964 (call_stmt_vars): New.
4965 (get_call_vi): Likewise.
4966 (lookup_call_use_vi): Likewise.
4967 (lookup_call_clobber_vi): Likewise.
4968 (get_call_use_vi): Likewise.
4969 (get_call_clobber_vi): Likewise.
4970 (make_transitive_closure_constraints): Likewise.
4971 (handle_const_call): Adjust to do per-call call-used handling.
4972 (handle_pure_call): Likewise.
4973 (find_what_var_points_to): Remove general callused handling.
4974 (init_base_vars): Likewise.
4975 (init_alias_vars): Initialize call_stmt_vars.
4976 (compute_points_to_sets): Process call-used and call-clobbered
4977 vars for call statements.
4978 (delete_points_to_sets): Free call_stmt_vars.
4980 2010-04-13 Richard Guenther <rguenther@suse.de>
4982 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4983 Only add RW dependence for dependence distance zero.
4984 Adjust maximal vectorization factor according to dependences.
4985 Move alignment handling ...
4986 (vect_find_same_alignment_drs): ... here. New function.
4987 (vect_analyze_data_ref_dependences): Adjust.
4988 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
4989 (vect_analyze_data_refs): Adjust minimal vectorization factor
4990 according to data references.
4991 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
4992 dependences before determining the vectorization factor.
4993 Analyze alignment after determining the vectorization factor.
4994 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
4995 dependences before alignment.
4996 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
4998 (vect_analyze_data_refs): Likewise.
4999 (MAX_VECTORIZATION_FACTOR): New define.
5001 2010-04-13 Duncan Sands <baldrick@free.fr>
5003 * except.h (lang_eh_type_covers): Remove.
5004 * except.c (lang_eh_type_covers): Likewise.
5006 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5007 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5009 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
5010 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
5011 UNITS_PER_LONG where it is ABI relevant.
5012 (s390_return_addr_rtx): Likewise.
5013 (s390_back_chain_rtx): Likewise.
5014 (s390_frame_area): Likewise.
5015 (s390_frame_info): Likewise.
5016 (s390_initial_elimination_offset): Likewise.
5017 (save_gprs): Likewise.
5018 (s390_emit_prologue): Likewise.
5019 (s390_emit_epilogue): Likewise.
5020 (s390_function_arg_advance): Likewise.
5021 (s390_function_arg): Likewise.
5022 (s390_va_start): Likewise.
5023 (s390_gimplify_va_arg): Likewise.
5024 (s390_function_profiler): Likewise.
5025 (s390_optimize_prologue): Likewise.
5026 (s390_rtx_costs): Likewise.
5027 (s390_secondary_reload): Likewise.
5028 (s390_promote_function_mode): Likewise.
5029 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
5030 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
5031 registers available.
5032 (s390_unwind_word_mode): New function.
5033 (s390_function_value): Split 64 bit values into register pair if
5034 used as return value.
5035 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
5036 function call parameters. Handle parallels.
5037 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
5038 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
5039 (DWARF_CIE_DATA_ALIGNMENT): New macro.
5040 (s390_expand_setmem): Remove unused variable src_addr.
5041 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
5042 deal with 64 bit registers.
5043 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
5044 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
5045 (UNITS_PER_LONG): New macro.
5046 * libjava/include/s390-signal.h: Define extended ucontext
5047 structure containing the upper halfs of the 64 bit registers.
5049 2010-04-13 Simon Baldwin <simonb@google.com>
5051 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
5053 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
5055 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
5056 rvalue on the RHS if the LHS is of a non-renamable type.
5057 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
5059 2010-04-13 Matthias Klose <doko@ubuntu.com>
5061 * gcc.c (cc1_options): Handle -iplugindir before processing
5062 the cc1 spec. Only add -iplugindir once.
5063 (cpp_unique_options): Add -iplugindir option if -fplugin* options
5065 * common.opt (iplugindir): Remove `Separate' property, initialize.
5066 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
5068 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
5069 (distclean): Remove plugin dir.
5070 * doc/invoke.texi: Document -iplugindir.
5072 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
5074 * doc/plugins.texi (Loading Plugins): Document short
5075 -fplugin=foo option.
5076 (Plugin API): Mention default_plugin_dir_name function.
5078 * gcc.c (find_file_spec_function): Add new declaration.
5079 (static_spec_func): Use it for "find-file".
5080 (find_file_spec_function): Add new function.
5081 (cc1_options): Add -iplugindir option if -fplugin* options found.
5083 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
5085 * plugin.c (add_new_plugin): Updated comment, and handle short
5087 (default_plugin_dir_name): Added new function.
5089 * common.opt (iplugindir): New option to set the plugin directory.
5091 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
5093 * config/i386/i386.md (any_rotate): New code iterator.
5094 (rotate_insn): New code attribute.
5096 (SWIM124): New mode iterator.
5097 (<rotate_insn>ti3): New expander.
5098 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
5099 any_rotate code iterator.
5100 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
5101 using any_rotate code iterator and SWIM124 mode iterator.
5102 (ix86_rotlti3): New insn_and_split pattern.
5103 (ix86_rotrti3): Ditto.
5104 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
5105 ix86_rotl{di,ti}3 patterns.
5106 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
5107 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
5108 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
5109 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
5110 code iterator and SWI mode iterator.
5111 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
5112 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
5114 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
5115 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
5116 (bswap rotatert splitter): Add splitter.
5117 (bswap splitter): Macroize splitter using any_rotate code iterator.
5118 Add insn predicate to split only for TARGET_USE_XCHGB or when
5119 optimizing function for size.
5121 2010-04-12 Steve Ellcey <sje@cup.hp.com>
5123 * config/pa/pa.c (emit_move_sequence): Remove use of
5124 deleted variable flag_argument_noalias.
5126 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5128 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
5130 Add to unsupported targets list.
5131 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
5132 sparc*-sun-solaris2.[567]* from target lists.
5133 * configure: Regenerate.
5134 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
5136 Remove Solaris 7 patch references.
5137 (Specific, sparc-sun-solaris2.7): Removed.
5138 (sparc-sun-solaris2*): Update Solaris 7 example.
5139 (sparc64-*-solaris2*): Likewise.
5141 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5143 * config.build (alpha*-dec-osf4*): Remove.
5144 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
5145 of obsolete configurations.
5146 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
5148 * config/alpha/t-osf4: Renamed to ...
5149 * config/alpha/t-osf5: ... this.
5150 * config/alpha/osf.h: Renamed to ...
5151 * config/alpha/osf5.h: ... this.
5152 Merged old osf5.h contents.
5154 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
5155 (EXTRA_SPECS): Removed.
5156 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
5157 reflect removal of Tru64 UNIX V4.0/V5.0 support.
5160 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5162 * doc/contrib.texi (Contributors, Rainer Orth): Update.
5164 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
5167 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
5168 __thiscall convention.
5170 2010-04-12 Steve Ellcey <sje@cup.hp.com>
5172 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
5174 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
5176 2010-04-12 Steve Ellcey <sje@cup.hp.com>
5178 * function.c (assign_parms_initialize_all): Add unused attribute
5181 2010-04-12 Richard Guenther <rguenther@suse.de>
5183 * gsstruct.def (GSS_CALL): New.
5184 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
5185 * gimple.h: Include tree-ssa-alias.h.
5186 (struct gimple_statement_call): New.
5187 (union gimple_statement_struct_d): Add gimple_call member.
5188 (gimple_call_reset_alias_info): Declare.
5189 (gimple_call_use_set): New function.
5190 (gimple_call_clobber_set): Likewise.
5191 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
5192 * gimple.c (gimple_call_reset_alias_info): New function.
5193 (gimple_build_call_1): Call it.
5194 * lto-streamer-in.c (input_gimple_stmt): Likewise.
5195 * tree-inline.c (remap_gimple_stmt): Likewise.
5196 (expand_call_inline): Remove callused handling.
5197 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
5198 * tree-dfa.c (dump_variable): Likewise.
5199 * tree-parloops.c (parallelize_loops): Likewise.
5200 * tree-ssa.c (init_tree_ssa): Likewise.
5201 (delete_tree_ssa): Likewise.
5202 * tree-flow-inline.h (is_call_used): Remove.
5203 * tree-flow.h (struct gimple_df): Remove callused member.
5204 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
5205 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
5206 (ref_maybe_used_by_call_p_1): Simplify.
5207 (call_may_clobber_ref_p_1): Likewise.
5208 * tree-ssa-structalias.c (compute_points_to_sets): Set
5209 the call stmt used and clobbered sets.
5210 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
5211 (find_tail_calls): Verify the tail call.
5213 2010-04-12 Richard Guenther <rguenther@suse.de>
5215 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
5216 single-iteration always-inline inlining.
5217 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
5218 (cgraph_decide_inlining): Do not handle always-inline specially.
5219 (try_inline): Remove always-inline cycle detection special case.
5220 Do not recurse on always-inlines.
5221 (cgraph_early_inlining): Do not iterate if not optimizing.
5222 (cgraph_gate_early_inlining): remove.
5223 (pass_early_inline): Run unconditionally.
5224 (gate_cgraph_decide_inlining): New function.
5225 (pass_ipa_inline): Use it. Do not run the IPA inliner if
5226 not inlining or optimizing.
5227 (cgraph_decide_inlining_of_small_functions): Also consider
5228 always-inline functions.
5229 (cgraph_default_inline_p): Return true for nodes which should
5230 disregard inline limits.
5231 (estimate_function_body_sizes): Assume zero size and time for
5232 nodes which are marked as disregarding inline limits.
5233 (cgraph_decide_recursive_inlining): Do not perform recursive
5234 inlining on always-inline nodes.
5236 2010-04-12 Jakub Jelinek <jakub@redhat.com>
5239 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
5240 for exprs satisfying handled_component_p.
5242 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
5244 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
5245 non-constant aggregate elements.
5247 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
5248 is a real initialization.
5250 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
5253 * c-decl.c (start_function): Move forward check for nested function.
5255 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5257 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
5258 * config/sh/sh.c: Include reload.h.
5259 (sh_legitimize_reload_address): New.
5260 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
5261 sh_legitimize_reload_address.
5263 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5265 * config/sh/sh.md (*movqi_pop): New insn pattern.
5266 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
5268 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5270 * config/i386/i386.md (any_shiftrt): New code iterator.
5271 (shiftrt_insn): New code attribute.
5273 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
5274 using any_shiftrt code iterator.
5275 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
5276 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
5277 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
5278 pattern from corresponding peephole2 patterns.
5279 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
5280 using any_shiftrt code iterator.
5281 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
5282 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
5283 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
5284 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
5285 *{ashr,lshr}<mode>3_cmp_zext.
5286 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
5288 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5290 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
5292 (*lshr<mode>3_cconly): Ditto.
5294 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5296 * config/i386/i386.md (lshr<mode>3): Macroize expander from
5297 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
5298 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
5299 pattern from *lshr{di,ti}3_1 and corresponding splitters using
5301 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
5302 from corresponding peephole2 patterns.
5303 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
5304 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
5305 and *lshrdi3_1_rex64 using SWI mode iterator.
5306 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
5307 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
5308 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
5309 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
5310 and *lshrdi3_cmp_rex64 using SWI mode iterator.
5311 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
5312 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
5313 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
5314 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
5317 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
5319 * config/i386/i386.md (ashr<mode>3): Macroize expander from
5320 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
5321 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
5322 pattern from *ashr{di,ti}3_1 and corresponding splitters using
5324 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
5325 from corresponding peephole2 patterns.
5326 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
5327 (ashrsi3_cvt): Rename from ashrsi3_31.
5328 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
5329 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
5330 and x86_64_shift_adj_3 using SWI48 mode iterator.
5331 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
5332 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
5333 and *ashrdi3_1_rex64 using SWI mode iterator.
5334 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
5335 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
5336 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
5337 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
5338 and *ashrdi3_cmp_rex64 using SWI mode iterator.
5339 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
5340 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
5341 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
5342 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
5344 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
5345 * config/i386/i386.c (ix86_split_ashr): Update for renamed
5346 x86_shift<mode>_adj_3 expanders.
5348 2010-04-10 Wei Guozhi <carrot@google.com>
5351 * config/arm/arm.c (arm_pic_static_addr): New function.
5352 (legitimize_pic_address): Call arm_pic_static_addr when it detects
5354 (arm_output_addr_const_extra): Output expression for new pattern.
5355 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
5357 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
5359 * ira-costs.c (record_reg_classes): Ignore alternatives that are
5362 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
5363 * web.c: Include "insn-config.h" and "recog.h".
5364 (union_match_dups): New function.
5365 (web_main): Call it.
5366 (union_defs): Don't try to recognize match_dups.
5368 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
5369 if doing so would replace the entire pattern.
5371 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
5375 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
5376 and splitter pattern. Change splitter operand 1 predicate to
5379 2010-04-09 Martin Jambor <mjambor@suse.cz>
5381 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
5382 lattices are addresses of CONST_DECLs with the same initial value.
5383 (ipcp_print_all_lattices): Print values of CONST_DECLs.
5384 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
5386 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
5387 Bernd Schmidt <bernds@codesourcery.com>
5389 * loop-invariant.c (replace_uses): New static function.
5390 (move_invariant_reg): Use it to ensure we can replace the uses.
5392 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
5394 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
5396 (picochip_override_options): Enable section anchors only above -O1.
5397 (picochip_reorg): Fixed a couple of build warnings.
5399 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5401 * configure.ac (plugin -rdynamic test): Log result.
5402 * configure: Regenerate.
5403 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
5404 (RDYNAMIC_SPEC): Define.
5405 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
5407 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5409 * configure.ac: Determine Sun ld version numbers.
5410 (comdat_group): Restrict GNU ld version checks to gld.
5411 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
5412 (enable_comdat): Support --enable-comdat.
5413 * configure: Regenerate.
5414 * doc/install.texi (Configuration): Document --enable-comdat.
5416 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5418 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
5419 * config/sol2-gld.h: ... here.
5420 * config.gcc (sparc*-*-solaris2*): Reflect this.
5421 (i[34567]86-*-solaris2*): Use it.
5423 2010-04-09 Steve Ellcey <sje@cup.hp.com>
5425 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
5427 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
5429 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5432 * diagnostic.c (diagnostic_initialize): Initialize
5433 some_warnings_are_errors.
5434 (diagnostic_finish): New.
5435 (diagnostic_action_after_output): Call it before exiting.
5436 (diagnostic_report_diagnostic): Do not print message here. Set
5437 some_warnings_are_errors.
5438 * diagnostic.h (diagnostic_context): Delete
5439 issue_warnings_are_errors_message. Add some_warnings_are_errors.
5440 (diagnostic_finish): Declare.
5441 * toplev.c (toplev_main): Call it before exit.
5443 2010-04-09 Jason Merrill <jason@redhat.com>
5446 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
5447 for incomplete type.
5450 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
5451 based on a warning flag.
5453 2010-04-09 Richard Guenther <rguenther@suse.de>
5455 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
5457 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
5460 * varasm.c (default_assemble_visibility): Wrap vars that are
5461 set, but unused, by targets without GAS.
5462 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
5463 Remove set, but unused, vars.
5464 (rs6000_legitimize_tls_address): Likewise.
5465 (altivec_expand_dst_builtin): Likewise.
5466 * config/darwin.c (machopic_classify_symbol): Likewise.
5467 (machopic_indirection_name): Likewise.
5469 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
5471 * config/i386/i386.md (DWI): New mode iterator.
5472 (S): New mode attribute.
5473 (shift_operand): Ditto.
5474 (shift_immediate_operand): Ditto.
5475 (ashl_input_operand): Ditto.
5476 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
5477 using SDWIM mode iterator.
5478 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
5479 pattern from *ashl{di,ti}3_1 and corresponding splitters using
5481 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
5482 from corresponding peephole2 patterns.
5483 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
5484 and x86_64_shift_adj_1 using SWI48 mode iterator.
5485 (x86_shift<mode>_adj_2): Ditto.
5486 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
5487 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
5488 using SWI48 mode iterator.
5489 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
5490 *ashldi3_cmp_rex64 using SWI mode iterator.
5491 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
5492 *ashldi3_cconly_rex64 using SWI mode iterator.
5493 * config/i386/i386.c (ix86_split_ashl): Update for renamed
5494 x86_shift<mode>_adj_{1,2}.
5495 (ix86_split_ashr): Ditto.
5496 (ix86_split_lshr): Ditto.
5498 2010-04-09 Richard Guenther <rguenther@suse.de>
5500 * target.h (builtin_conversion): Pass in input and output types.
5501 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
5502 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
5503 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
5504 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
5506 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
5508 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
5510 2010-04-09 Richard Guenther <rguenther@suse.de>
5513 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
5515 2010-04-09 Richard Guenther <rguenther@suse.de>
5517 * tree-vectorizer.h (struct _stmt_vec_info): Document
5518 that vectype is the type of the LHS.
5519 (supportable_widening_operation, supportable_narrowing_operation):
5520 Get both input and output vector types as arguments.
5521 (vect_is_simple_use_1): Declare.
5522 (get_same_sized_vectype): Likewise.
5523 * tree-vect-loop.c (vect_determine_vectorization_factor):
5524 Set STMT_VINFO_VECTYPE to the vector type of the def.
5525 (vectorizable_reduction): Adjust.
5526 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
5527 Adjust. Specify the output vector type.
5528 (vect_pattern_recog_1): Adjust.
5529 * tree-vect-stmts.c (get_same_sized_vectype): New function.
5530 (vectorizable_call): Adjust.
5531 (vectorizable_conversion): Likewise.
5532 (vectorizable_operation): Likewise.
5533 (vectorizable_type_demotion): Likewise.
5534 (vectorizable_type_promotion): Likewise.
5535 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
5537 (vect_is_simple_use_1): New function.
5538 (supportable_widening_operation): Get both input and output
5540 (supportable_narrowing_operation): Likewise.
5541 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
5543 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
5545 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
5546 __thiscall and _thiscall as predefined macros.
5547 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
5548 thiscall attribute handling.
5549 (ix86_comp_type_attributes): Likewise.
5550 (ix86_function_regparm): Likewise.
5551 (ix86_return_pops_args): Likewise.
5552 (init_cumulative_args): Likewise.
5553 (find_drap_reg): Likewise.
5554 (ix86_static_chain): Likewise.
5555 (x86_this_parameter): Likewise.
5556 (x86_output_mi_thunk): Likewise.
5557 (ix86_attribute_table): Add description for thiscall attribute.
5558 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
5559 * doc/extend.texi: Add documentation for thiscall.
5561 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5564 * c.opt (Wint-to-pointer-cast): Available in C++.
5565 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
5567 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
5569 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
5570 * calls.c (expand_call): Pass the function type to aggregate_value_p.
5571 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
5572 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
5573 function type instead. Reorder and simplify checks.
5575 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
5577 2010-04-08 Jing Yu <jingyu@google.com>
5578 Zdenek Dvorak <ook@ucw.cz>
5580 PR tree-optimization/42720
5581 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
5582 loop unswitch conditions here from ...
5583 (tree_unswitch_single_loop): ... here.
5585 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
5587 * tree-if-conv.c: Fix comments and simplify logic.
5589 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
5591 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
5592 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
5593 (main_tree_if_conversion): Update call to tree_if_conversion.
5595 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
5598 * doc/invoke.texi (-b,-V): Delete.
5599 * doc/tm.texi: Do not mention -b.
5600 * gcc.c (display_help): Delete -b and -V.
5601 (process_command): Delete -b and -V.
5602 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
5604 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
5605 Wolfgang Gellerich <gellerich@de.ibm.com>
5607 Implement target hook for loop unrolling
5608 * target.h (loop_unroll_adjust): Add a new target hook function.
5609 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
5610 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
5611 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
5612 (s390_loop_unroll_adjust): Implement the new target hook for s390.
5613 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
5615 (decide_unroll_stupid): Likewise.
5617 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5620 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
5622 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5624 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
5625 (Specific, *-*-solaris2*): Likewise.
5626 Don't prefer Sun as over GNU as.
5628 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
5630 * config/s390/s390.c (override_options): Adjust the z10 defaults
5631 for max-unroll-times, max-completely-peeled-insns
5632 and max-completely-peel-times.
5634 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5636 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
5637 instructions for z10.
5638 (s390_expand_setmem): Likewise.
5639 (s390_expand_cmpmem): Likewise.
5641 2010-04-08 Richard Guenther <rguenther@suse.de>
5643 PR tree-optimization/43679
5644 * tree-ssa-pre.c (eliminate): Only propagate copies.
5646 2010-04-08 Jakub Jelinek <jakub@redhat.com>
5649 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
5650 set but not used variable warning.
5652 2010-04-08 Wei Guozhi <carrot@google.com>
5655 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
5656 (arm_size_rtx_costs): Call the new function when optimized for size.
5658 2010-04-08 Jakub Jelinek <jakub@redhat.com>
5661 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
5662 op0 is not a MEM, just return NULL instead of assertion
5664 (discover_nonconstant_array_refs): Don't walk debug stmts.
5666 2010-04-08 Doug Kwan <dougkwan@google.com>
5668 * configure.ac: Recognize gold and do not use its version number
5669 to test ld features.
5670 * configure: Regenerate.
5672 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
5675 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
5676 (negate_value): Move code to push elements to broken_up_substracts ...
5677 (eliminate_plus_minus_pair): ... here. Push operands that have no
5678 negative pair to plus_negates.
5679 (repropagate_negates, init_reassoc, fini_reassoc): Update.
5681 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5683 * doc/install.texi (Configuration): Move description of
5684 --enable-lto, --with-libelf*, --enable-gold from Java section to
5687 * doc/generic.texi (Working with declarations)
5688 (Function Properties, C and C++ Trees): Fix typos.
5689 * doc/sourcebuild.texi (Top Level): Likewise.
5691 2010-04-07 Jakub Jelinek <jakub@redhat.com>
5694 * tree.h (DECL_READ_P): Define.
5695 (struct tree_decl_common): Add decl_read_flag.
5696 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
5697 a set but not used warning.
5698 (merge_decls): Merge DECL_READ_P flag.
5699 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
5700 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
5701 * c-common.c (handle_used_attribute, handle_unused_attribute):
5703 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
5705 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
5707 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
5708 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
5709 c_parser_binary_expression, c_parser_cast_expression,
5710 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
5711 Call default_function_array_read_conversion instead of
5712 default_function_array_conversion where needed.
5713 (c_parser_unary_expression, c_parser_conditional_expression,
5714 c_parser_postfix_expression_after_primary, c_parser_initelt):
5715 Likewise. Call mark_exp_read where needed.
5716 (c_parser_statement_after_labels, c_parser_asm_operands,
5717 c_parser_typeof_specifier, c_parser_sizeof_expression,
5718 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
5720 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
5722 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
5723 (warn_unused_but_set_parameter): Default to warn_unused
5725 * doc/invoke.texi: Document -Wunused-but-set-variable and
5726 -Wunused-but-set-parameter.
5728 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
5729 used count variable.
5730 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
5731 when operandN variables aren't used in the body of the expander
5733 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
5734 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
5735 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
5736 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
5737 FOR_EACH_IMM_USE_ON_STMT): Likewise.
5738 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
5739 * tree.c (PROCESS_ARG): Likewise.
5741 2010-04-07 Simon Baldwin <simonb@google.com>
5743 * diagnostic.h (diagnostic_override_option_index): New macro to
5744 set a diagnostic's option_index.
5745 * c-tree.h (c_cpp_error): Add warning reason argument.
5746 * opts.c (_warning_as_error_callback): New.
5747 (register_warning_as_error_callback): Store callback for
5748 warnings enabled via enable_warning_as_error.
5749 (enable_warning_as_error): Call callback, minor code tidy.
5750 * opts.h (register_warning_as_error_callback): Declare.
5751 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
5752 response to -Werror=.
5753 (c_common_init_options): Register warning_as_error_callback in opts.c.
5754 * common.opt: Add -Wno-cpp option.
5755 * c-common.c (struct reason_option_codes_t): Map cpp warning
5756 reason codes to gcc option indexes.
5757 * (c_option_controlling_cpp_error): New function, lookup the gcc
5758 option index for a cpp warning reason code.
5759 * (c_cpp_error): Add warning reason argument, call
5760 c_option_controlling_cpp_error for diagnostic_override_option_index.
5761 * doc/invoke.texi: Document -Wno-cpp.
5763 2010-04-07 Richard Guenther <rguenther@suse.de>
5765 * ipa-reference.c (mark_load): Use get_base_address.
5766 (mark_store): Likewise.
5768 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
5769 inserting GIMPLE_NOPs into the IL.
5770 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5771 Explicitly strip handled components and indirect references.
5773 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
5774 folding address expressions.
5775 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
5776 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
5777 operand_equal_p to compare decls.
5778 (ptr_deref_may_alias_decl_p): Likewise.
5779 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
5780 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
5781 Handle reversed comparison ops.
5782 * tree-sra.c (asm_visit_addr): Use get_base_address.
5783 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
5784 * ipa-reference.c (mark_address): Use get_base_address.
5786 2010-04-07 Richard Guenther <rguenther@suse.de>
5788 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
5789 Propagate constants everywhere.
5791 2010-04-07 Jakub Jelinek <jakub@redhat.com>
5794 * tree.c (MAX_INT_CACHED_PREC): Define.
5795 (nonstandard_integer_type_cache): New array.
5796 (build_nonstandard_integer_type): Cache results for precision
5797 <= MAX_INT_CACHED_PREC.
5799 2010-04-07 Richard Guenther <rguenther@suse.de>
5801 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
5802 -fargument-noalias-global, -fargument-noalias-anything): Remove.
5803 * common.opt: Likewise.
5804 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
5805 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
5806 (nonoverlapping_memrefs_p): Likewise.
5807 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5808 * opts.c (common_handle_option): Handle OPT_fargument_alias,
5809 OPT_fargument_noalias, OPT_fargument_noalias_anything and
5810 OPT_fargument_noalias_global for backward compatibility.
5812 2010-04-07 Richard Guenther <rguenther@suse.de>
5814 PR tree-optimization/43270
5815 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
5816 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
5817 * tree-ssa-pre.c (phi_translate_1): Adjust.
5818 (fully_constant_expression): Split out vn_reference handling to ...
5819 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
5820 Fold reads from constant strings.
5821 (vn_reference_lookup): Handle fully constant references.
5822 (vn_reference_lookup_pieces): Likewise.
5823 * Makefile.in (expmed.o-warn): Add -Wno-error.
5825 2010-04-07 Martin Jambor <mjambor@suse.cz>
5827 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
5829 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
5832 * gcc.c: Add -static-libstdc++ to list of recognized options.
5834 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5836 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
5838 2010-04-07 Richard Guenther <rguenther@suse.de>
5841 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
5842 bases build simple mem attributes to retain points-to information.
5844 2010-04-07 Richard Guenther <rguenther@suse.de>
5847 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
5848 preserve points-to related information.
5850 2010-04-07 Richard Guenther <rguenther@suse.de>
5853 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
5854 discard plain indirect references.
5855 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
5856 * tree.c (tree_nop_conversion): Likewise.
5858 2010-04-07 Dodji Seketeli <dodji@redhat.com>
5861 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
5863 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
5865 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
5866 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
5868 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5870 * tree-if-conv.c: Fix indentation and comments.
5872 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5874 * tree-if-conv.c: Sort static functions in topological order.
5876 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5878 * tree-if-conv.c: Fix indentation and comments.
5880 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5883 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
5884 lang_hooks.types.type_for_size instead of
5885 build_nonstandard_integer_type.
5886 When converting an unsigned type to signed, double its precision.
5887 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
5888 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
5889 (graphite_create_new_loop_guard): When ub + 1 wraps around,
5892 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5895 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
5896 POINTER_PLUS_EXPR for pointer types.
5898 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5901 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
5902 * graphite-clast-to-gimple.c: Include langhooks.h.
5903 (max_signed_precision_type): New.
5904 (max_precision_type): Takes two types as arguments.
5905 (precision_for_value): New.
5906 (precision_for_interval): New.
5907 (gcc_type_for_interval): New.
5908 (gcc_type_for_value): New.
5909 (gcc_type_for_clast_term): New.
5910 (gcc_type_for_clast_red): New.
5911 (gcc_type_for_clast_bin): New.
5912 (gcc_type_for_clast_expr): Split up into several functions.
5913 (gcc_type_for_clast_eq): Rewritten.
5914 (compute_bounds_for_level): New.
5915 (compute_type_for_level_1): New.
5916 (compute_type_for_level): New.
5917 (gcc_type_for_cloog_iv): Removed.
5918 (gcc_type_for_iv_of_clast_loop): Rewritten.
5919 (graphite_create_new_loop): Compute the lower and upper bound types
5920 with gcc_type_for_clast_expr.
5921 (graphite_create_new_loop_guard): Same.
5922 (find_cloog_iv_in_expr): Removed.
5923 (compute_cloog_iv_types_1): Removed.
5924 (compute_cloog_iv_types): Removed.
5925 (gloog): Do not call compute_cloog_iv_types.
5926 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
5928 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
5929 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
5930 (GBB_CLOOG_IV_TYPES): Removed.
5932 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5934 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
5935 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
5936 (detect_commutative_reduction): Same.
5938 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5940 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
5941 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
5943 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
5944 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
5945 (rewrite_commutative_reductions_out_of_ssa): Same.
5946 * passes.c (execute_function_todo): Call verify_ssa for every pass
5947 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
5948 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
5949 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
5950 with an extra argument.
5951 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
5952 verify_ssa only when the extra argument is true.
5953 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
5954 with an extra argument.
5955 (tree_transform_and_unroll_loop): Same.
5957 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5959 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
5960 for all the passes of the LNO having LOOP_CLOSED_SSA.
5961 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
5962 * tree-loop-distribution.c (pass_loop_distribution): Same.
5963 * tree-pass.h (TODO_verify_loops): Removed.
5964 * tree-ssa-loop.c (pass_tree_loop_init): Same.
5966 (pass_tree_unswitch): Same.
5967 (pass_predcom): Same.
5968 (pass_vectorize): Same.
5969 (pass_linear_transform): Same.
5970 (pass_graphite_transforms): Same.
5971 (pass_iv_canon): Same.
5972 (pass_complete_unroll): Same.
5973 (pass_complete_unrolli): Same.
5974 (pass_parallelize_loops): Same.
5975 (pass_loop_prefetch): Same.
5976 (pass_iv_optimize): Same.
5978 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
5981 * passes.c (init_optimization_passes): Move pass_lim before
5982 pass_copy_prop and pass_dce_loop.
5984 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5987 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
5988 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
5989 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
5990 MULTI_* defines for 4 argument vpermil2p* builtins.
5992 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5994 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
5995 * config/i386/i386.c (x86_maybe_negate_const_int): New.
5996 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
5997 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
5998 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
5999 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
6000 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
6001 Use x86_maybe_negate_const_int to output insn mnemonic.
6002 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
6003 check from instruction predicate. Update comments.
6004 * config/i386/sync.md (sync_add<mode>): Use
6005 x86_maybe_negate_const_int to output insn mnemonic.
6007 2010-04-06 Jan Hubicka <jh@suse.cz>
6009 PR tree-optimization/42906
6010 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
6011 IGNORE_SELF argument. Set visited_control_parents for fully
6013 (find_obviously_necessary_stmts): Update call of
6014 mark_control_dependent_edges_necessary.
6015 (propagate_necessity): Likewise. Handle PHI edges more curefully.
6017 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
6019 * config/i386/i386.md: Remove comment about 'e' and 'E'
6022 2010-04-06 Richard Guenther <rguenther@suse.de>
6024 PR tree-optimization/43627
6025 * tree-vrp.c (extract_range_from_unary_expr): Widenings
6026 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
6029 2010-04-06 Jakub Jelinek <jakub@redhat.com>
6031 * BASE-VER: Change to 4.6.0.
6034 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
6037 2010-04-06 Richard Guenther <rguenther@suse.de>
6040 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
6042 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6044 * doc/invoke.texi (Optimize Options): Document that LTO
6045 won't remove object access purely due to incompatible
6048 2010-04-04 Matthias Klose <doko@ubuntu.com>
6050 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
6051 Initialize variable.
6053 2010-04-03 Richard Guenther <rguenther@suse.de>
6056 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
6057 require a non-NULL MEM_OFFSET.
6059 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
6061 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
6062 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
6063 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
6064 config/alpha/predicates.md, config/arm/arm.md,
6065 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
6066 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
6067 config/darwin9.h, config/darwin.c, config/darwin.h,
6068 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
6069 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
6070 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
6071 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
6072 config/mips/mips.md, config/mn10300/mn10300.c,
6073 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
6074 config/rs6000/aix.h, config/rs6000/dfp.md,
6075 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
6076 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
6077 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
6078 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
6079 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
6080 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
6081 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
6082 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
6083 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
6084 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
6085 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
6086 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
6087 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
6088 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
6089 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
6090 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
6091 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
6092 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
6093 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
6094 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
6095 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
6096 opt-functions.awk, opth-gen.awk, params.def, passes.c,
6097 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
6098 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
6099 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
6100 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
6101 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
6102 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
6103 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
6104 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
6105 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
6106 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
6107 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
6108 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
6109 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
6110 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
6112 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6115 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
6116 * aclocal.m4: Regenerate.
6118 2010-04-02 Richard Guenther <rguenther@suse.de>
6120 PR tree-optimization/43629
6121 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
6122 if we have seen a constant value.
6124 2010-04-02 Joseph Myers <joseph@codesourcery.com>
6126 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
6128 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
6131 * arm.c (legitimize_tls_address): Adjust call to
6132 gen_tls_load_dot_plus_four.
6133 (arm_note_pic_base): New function.
6134 (arm_cannot_copy_insn_p): Use it.
6135 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
6138 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6143 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6145 * Makefile.in ($(out_object_file)): Depend on
6146 gt-$(basename $(notdir $(out_file))).h.
6148 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
6150 * config.gcc (lm32-*-rtems*): Add t-lm32.
6152 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
6154 * config.gcc: Add lm32-*-rtems*.
6155 * config/lm32/rtems.h: New file.
6157 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
6160 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
6162 2010-04-01 Jakub Jelinek <jakub@redhat.com>
6164 * dwarf2out.c (output_compilation_unit_header): For
6165 -gdwarf-4 use version 4 instead of version 3.
6166 (output_line_info): For version 4 and above emit additional
6167 maximum ops per insn header field.
6168 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
6170 * dwarf2out.c (is_c_family, is_java): Remove.
6171 (lower_bound_default): New function.
6172 (add_bound_info, gen_descr_array_type_die): Use it.
6174 2010-04-01 Dodji Seketeli <dodji@redhat.com>
6177 * dwarf2out.c (gen_variable_die): Allow debug info for variable
6178 re-declaration when it happens in a function.
6180 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
6182 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
6183 (cgraph_remove_function_insertion_hook): Same.
6184 (cgraph_call_function_insertion_hooks): Same.
6186 2010-04-01 Richard Guenther <rguenther@suse.de>
6189 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
6190 and TREE_THIS_VOLATILE.
6191 (copy_ref_info): Likewise.
6192 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
6193 * tree.c (build6_stat): Ignore side-effects of all but arg5
6194 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
6197 2010-04-01 Richard Guenther <rguenther@suse.de>
6199 PR tree-optimization/43607
6200 * ipa-type-escape.c (check_call): Do not access non-existing
6203 2010-04-01 Richard Guenther <rguenther@suse.de>
6207 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
6208 Jack Howarth <howarth@bromo.med.uc.edu>
6210 * tree-profile.c (tree_init_ic_make_global_vars): Make static
6213 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6215 * doc/install.texi (Prerequisites): Document libelf usability on
6216 IRIX 5/6 and Solaris 2.
6217 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
6218 Update GNU as, GNU ld requirements.
6219 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
6220 Document Sun Studio compiler download.
6221 Update and simplify as, ld recommendations.
6222 (Specific, *-*-solaris2.7): Note obsoletion, removal.
6224 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6226 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
6227 with_tune_32 to pentium4.
6229 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
6231 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
6233 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6235 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
6236 obsoletion, removal.
6238 Document GNU as requirement.
6239 Update configure requirements.
6240 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
6241 Recomment IRIX 6.5.18+.
6242 Document IDF/IDL requirement.
6243 Document GNU as requirement.
6244 Document GNU ld bootstrap failure.
6245 Remove freeware.sgi.com reference.
6247 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6249 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
6250 UNIX V4.0, V5.0 obsoletion, removal.
6251 Remove --with-gc=simple reference.
6252 Update VM requirements during bootstrap.
6253 Remove -oldas bootstrap description.
6254 Update binutils reference.
6255 Remove comparison failure note.
6257 2010-03-31 Richard Guenther <rguenther@suse.de>
6258 Zdenek Dvorak <ook@ucw.cz>
6259 Sebastian Pop <sebastian.pop@amd.com>
6262 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
6263 with multiple arguments.
6264 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
6266 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6268 * graphite-dependences.c (print_pddr): Call print_pdr with an
6270 * graphite-poly.c (debug_pdr): Add an extra argument for the
6273 (print_pbb_domain): Same.
6275 (print_scop_context): Same.
6277 (print_cloog): Same.
6278 (debug_pbb_domain): Same.
6282 (debug_scop_context): Same.
6284 (debug_cloog): Same.
6285 (print_scop_params): Same.
6286 (debug_scop_params): Same.
6287 (print_iteration_domain): Same.
6288 (print_iteration_domains): Same.
6289 (debug_iteration_domain): Same.
6290 (debug_iteration_domains): Same.
6291 (print_scattering_function): Same.
6292 (print_scattering_functions): Same.
6293 (debug_scattering_function): Same.
6294 (debug_scattering_functions): Same.
6295 * graphite-poly.h (debug_pdr): Update declaration.
6297 (print_pbb_domain): Same.
6299 (print_scop_context): Same.
6301 (print_cloog): Same.
6302 (debug_pbb_domain): Same.
6306 (debug_scop_context): Same.
6308 (debug_cloog): Same.
6309 (print_scop_params): Same.
6310 (debug_scop_params): Same.
6311 (print_iteration_domain): Same.
6312 (print_iteration_domains): Same.
6313 (debug_iteration_domain): Same.
6314 (debug_iteration_domains): Same.
6315 (print_scattering_function): Same.
6316 (print_scattering_functions): Same.
6317 (debug_scattering_function): Same.
6318 (debug_scattering_functions): Same.
6320 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6322 * graphite-poly.c (print_scattering_function_1): New.
6323 (print_scattering_function): Call it.
6324 (print_scop_params): Remove spaces at the end of lines.
6327 * graphite-poly.h (print_cloog): Declared.
6328 (debug_cloog): Declared.
6330 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6332 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
6334 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
6335 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
6336 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
6337 to switch between adding the IV bump in loop->latch or in loop->header.
6339 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6341 * graphite-poly.c (print_scattering_function): Pretty print following
6344 (print_pbb_domain): Same.
6345 (dump_gbb_cases): Same.
6346 (dump_gbb_conditions): Same.
6349 (print_scop_params): Same.
6350 (print_scop_context): Same.
6352 (print_pbb_body): New.
6353 (lst_indent_to): New.
6354 (print_lst): Start new lines with a #.
6355 * graphite-poly.h (pbb_bb): New.
6356 (pbb_index): Use pbb_bb.
6357 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
6359 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
6361 2010-03-31 Jakub Jelinek <jakub@redhat.com>
6363 * dwarf2out.c (size_of_die): For -gdwarf-4 use
6364 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
6365 and 0 instead of 1 for dw_val_class_flag.
6366 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
6367 dw_val_class_range_list, dw_val_class_loc_list,
6368 dw_val_class_lineptr and dw_val_class_macptr, use
6369 DW_FORM_flag_present for dw_val_class_flag and
6370 DW_FORM_exprloc for dw_val_class_loc.
6371 (output_die): For -gdwarf-4 print dw_val_class_loc
6372 size as uleb128 instead of 1 or 2 bytes and don't print
6373 anything for dw_val_class_flag.
6375 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
6376 instead of cselib_lookup following by tweaking locs->setting_insn.
6379 * cselib.c (cselib_process_insn): Clear cselib_current_insn
6380 even before returning from label, setjmp call or volatile asm
6383 2010-03-31 Richard Guenther <rguenther@suse.de>
6386 * cgraphunit.c (cgraph_output_in_order): Do not allocate
6387 temporary data on stack.
6389 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6391 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
6392 (PUSHSECTION_ASM_OP): Remove.
6393 (POPSECTION_ASM_OP): Remove.
6394 (PUSHSECTION_FORMAT): Remove.
6395 * config/sol2.h (PUSHSECTION_FORMAT): Define.
6396 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
6397 * config/sol2.c (solaris_output_init_fini): Use it.
6399 2010-03-31 Jie Zhang <jie@codesourcery.com>
6402 * opt-functions.awk (var_type_struct): Use signed char type
6403 for simple variables.
6405 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6407 * config/sol2.c: Include output.h.
6408 (solaris_assemble_visibility): New function.
6409 * config/t-sol2 (sol2.o): Add output.h dependency.
6410 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
6411 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
6414 2010-03-31 Jakub Jelinek <jakub@redhat.com>
6417 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
6418 V2SImode or XFmode on PRE_DEC.
6421 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
6424 2010-03-31 Jie Zhang <jie@codesourcery.com>
6427 * reload.h (caller_save_initialized_p): Declare.
6428 * toplev.c (backend_init_target): Don't call
6429 init_caller_save but set caller_save_initialized_p to false.
6430 * caller-save.c (caller_save_initialized_p): Define.
6431 (init_caller_save): Check caller_save_initialized_p.
6432 * ira.c (ira): Call init_caller_save if flag_caller_saves.
6434 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6437 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
6438 and soft-fp/t-softfp to tmake_file.
6439 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
6440 (LIBGCC2_TF_CEXT): Define.
6443 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
6446 * cselib.c (n_useless_values): Document handling of debug locs.
6447 (n_useless_debug_values, n_debug_values): New variables.
6448 (new_elt_loc_list): Don't add to debug values, keep count.
6449 (promote_debug_loc): New.
6450 (cselib_reset_table): Zero new variables.
6451 (entry_and_rtx_equal_p): Promote debug locs.
6452 (discard_useless_locs): Increment n_useless_debug_values for
6454 (remove_useless_values): Adjust n_useless_values and n_debug_values
6455 with n_useless_debug_values.
6456 (add_mem_for_addr): Promote debug locs.
6457 (cselib_lookup_mem): Likewise.
6458 (cselib_lookup_addr): Renamed to...
6459 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
6460 (cselib_log_lookup): ... this. Turn into...
6461 (cselib_lookup_addr): ... new wrapper.
6462 (cselib_lookup_from_insn): New.
6463 (cselib_invalidate_regno): Increment n_useless_debug_values for
6465 (cselib_invalidate_mem): Likewise.
6466 (cselib_process_insn): Take n_deleted and n_debug_values into
6467 account to guard remove_useless_value call.
6468 (cselib_finish): Zero n_useless_debug_values.
6469 * cselib.h (cselib_lookup_from_insn): Declare.
6470 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
6471 (sched_analyze_2): Likewise.
6473 2010-03-30 Jakub Jelinek <jakub@redhat.com>
6475 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
6477 (adjust_mems): Replace narrowing SUBREG of expression containing
6478 just PLUS, MINUS, MULT and ASHIFT of registers and constants
6479 with operations in the narrower mode.
6482 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
6483 regs_invalidated_by_call instead all call_used_reg_set registers.
6485 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
6488 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
6489 pointer comparisons with types_compatible_p.
6490 * tree-vect-stmts.c (vectorizable_call): Same.
6491 (vectorizable_condition): Same.
6493 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6495 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
6496 stack check if the mask would be zero.
6498 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
6499 Jack Howarth <howarth@bromo.med.uc.edu>
6501 * tree-profile.c (tree_init_ic_make_global_vars): Make static
6504 2010-03-30 Joseph Myers <joseph@codesourcery.com>
6507 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
6509 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
6510 Include ___unordxf2 and ___unordtf2.
6511 * config/i386/libgcc-glibc.ver: Do not define inheritance from
6514 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
6516 * config/lm32/t-lm32: New file.
6517 * config.gcc: Use the above file when targetting lm32.
6519 2010-03-28 Duncan Sands <baldrick@free.fr>
6521 * Makefile.in (PLUGIN_HEADERS): Add except.h.
6523 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
6526 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
6527 Improve vectorization cost model diagnostic.
6529 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
6532 * tree-vect-data-refs.c (vect_analyze_data_refs): When
6533 compute_data_dependences_for_loop returns false, early exit
6534 and output an extra diagnostic for the failed data reference
6537 2010-03-29 Richard Guenther <rguenther@suse.de>
6539 PR tree-optimization/43560
6540 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
6541 (can_sm_ref_p): Treat stores to readonly locations as trapping.
6543 2010-03-29 Jie Zhang <jie@codesourcery.com>
6546 * toplev.c (process_options): Set optimization_default_node
6547 and optimization_current_node.
6548 * opts.c (decode_options): Don't set optimization_default_node
6549 and optimization_current_node.
6551 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
6553 * config/rtems.h: Abandon -qrtems_debug.
6555 2010-03-28 Jan Hubicka <jh@suse.cz>
6557 PR tree-optimization/43505
6558 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
6559 map should not be copied.
6561 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6564 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
6565 cdtors, set DECL_PRESERVE_P.
6566 * ipa.c (cgraph_externally_visible_p): Return true if declaration
6569 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
6571 PR tree-optimization/43528
6572 * stor-layout.c (place_field): Check that constant fits into
6573 unsigned HWI when skipping calculation of MS bitfield layout.
6575 2010-03-27 Jan Hubicka <jh@suse.cz>
6578 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
6579 notice_global_symbol work.
6581 2010-03-27 Jakub Jelinek <jakub@redhat.com>
6583 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
6584 instead of dwarf2out_decl.
6585 (struct var_loc_node): Remove section_label field.
6586 (dwarf2out_function_decl): New function.
6587 (dwarf2out_var_location): Don't set section_label field.
6588 (dwarf2out_begin_function): Don't empty decl_loc_table here.
6590 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
6592 PR tree-optimization/43544
6593 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6594 First argument for builtin vectorized function hook is now a
6595 tree to be able to distinguish between machine specific and
6597 * targhooks.c (default_builtin_vectorized_function): Ditto.
6598 * targhooks.h (default_builtin_vectorized_function): Ditto.
6599 * target.h (struct gcc_target): Ditto.
6600 * tree-vect-stmts.c (vectorizable_function): Ditto.
6601 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
6602 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6605 2010-03-26 Joseph Myers <joseph@codesourcery.com>
6608 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
6609 nested binding iff it is a FUNCTION_DECL.
6610 (store_parm_decls_newstyle): Pass nested=true to bind for
6611 FUNCTION_DECLs amongst parameters.
6613 2010-03-26 Jakub Jelinek <jakub@redhat.com>
6615 * var-tracking.c (vt_expand_loc_callback): Don't run
6616 cselib_expand_value_rtx_cb in dummy mode if
6617 cselib_dummy_expand_value_rtx_cb returned false.
6619 * var-tracking.c (emit_note_insn_var_location): For one part
6620 notes with offset 0, don't add EXPR_LIST around the location.
6621 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
6622 add_location_or_const_value_attribute): Adjust for that change.
6625 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
6626 into first operand and location into second.
6627 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
6628 dw_cfi_oprnd_loc for DW_CFA_expression.
6629 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
6630 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
6631 assume first argument is regnum and second argument is location.
6633 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
6636 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
6637 of scratch register to DImode. Split to DImode comparison operator.
6638 Use SImode subreg of scratch register in the multiplication.
6639 (*cmp_sadd_sidi): Ditto.
6640 (*cmp_ssub_si): Ditto.
6641 (*cmp_ssub_sidi): Ditto.
6643 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
6646 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
6647 Remove invalid assert and wrong comment.
6649 2010-03-26 Jakub Jelinek <jakub@redhat.com>
6652 * flags.h (final_insns_dump_p): New extern.
6653 * final.c (final_insns_dump_p): New variable.
6654 (rest_of_clean_state): Set it before -fdump-final-insns=
6655 dumping, clear afterwards.
6656 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
6657 MEM_ALIAS_SET on MEMs.
6659 2010-03-26 David S. Miller <davem@davemloft.net>
6661 * configure.ac: Fix sparc GOTDATA_OP bug check.
6662 * configure: Rebuild.
6664 2010-03-26 Alan Modra <amodra@gmail.com>
6666 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
6668 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6670 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
6671 TLS_SECTION_ASM_FLAG.
6673 2010-03-25 Jakub Jelinek <jakub@redhat.com>
6676 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
6677 Clear first_function_block_is_cold.
6680 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
6681 argument if the argument is truth_value_p.
6683 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6685 * config/rs6000/constraints.md: Update copyright year for my changes.
6688 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
6689 used in reg+reg addressing, swap registers.
6691 2010-03-24 Jakub Jelinek <jakub@redhat.com>
6694 * target.h (struct gcc_target): Add code_end hook.
6695 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
6697 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
6698 * toplev.c (compile_file): Call targetm.asm_out.code_end
6699 hook before unwind info/debug info output.
6700 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
6701 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
6702 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
6703 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
6704 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
6705 * config/i386/i386.c (ix86_file_end): Renamed to...
6706 (ix86_code_end): ... this. Make static. Don't call
6707 file_end_indicate_exec_stack. Emit unwind info using
6708 final_start_function/final_end_function.
6709 (darwin_x86_file_end): Remove.
6710 (TARGET_ASM_CODE_END): Define.
6711 * config/i386/i386.h (TARGET_ASM_FILE_END,
6712 NEED_INDICATE_EXEC_STACK): Don't define.
6713 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
6714 (TARGET_ASM_FILE_END): Define to darwin_file_end.
6715 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
6716 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
6719 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
6720 at the beginning and final_end_function at the end.
6721 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
6723 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6725 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
6726 and Sun as TLS syntax.
6727 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
6728 * configure: Regenerate.
6729 * config.in: Regenerate.
6730 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
6731 (default_elf_asm_named_section): Use it.
6732 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
6733 (i386_output_dwarf_dtprel): Likewise.
6734 (output_addr_const_extra): Likewise.
6735 (output_pic_addr_const): Lowercase @GOTTPOFF.
6736 (output_addr_const_extra): Likewise.
6737 (output_pic_addr_const): Lowercase @GOTNTPOFF.
6738 (output_addr_const_extra): Likewise.
6739 (output_pic_addr_const): Lowercase @INDNTPOFF.
6740 (output_addr_const_extra): Likewise.
6741 (output_pic_addr_const): Lowercase @NTPOFF.
6742 (output_addr_const_extra): Likewise.
6743 (output_pic_addr_const): Lowercase @TPOFF.
6744 (output_addr_const_extra): Likewise.
6745 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
6746 (*tls_global_dynamic_64): Likewise.
6747 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
6748 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
6750 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
6751 (ASM_OUTPUT_TLS_COMMON): Use it.
6752 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
6755 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
6756 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
6757 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
6758 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
6759 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
6760 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
6762 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6764 * config/i386/i386.c (override_options): Don't accept
6765 -mtls-dialect=sun any longer.
6766 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
6767 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
6768 (*tls_local_dynamic_base_32_sun): Likewise.
6769 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
6771 2010-03-24 Jakub Jelinek <jakub@redhat.com>
6774 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6775 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
6778 * ira.c (adjust_cleared_regs): New function.
6779 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
6783 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
6785 * expr.c (expand_expr_real): Restore previous
6786 curr_insn_source_location and curr_insn_block after
6787 expand_expr_real_1 call.
6788 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
6789 instead of expand_expr_real_1.
6791 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
6793 PR rtl-optimization/43413
6794 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
6797 2010-03-22 James E. Wilson <wilson@codesourcery.com>
6800 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
6801 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
6803 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
6805 * config/i386/i386.c (ix86_target_string): Add -mfma.
6806 Fix a typo in comment.
6808 2010-03-22 Mike Stump <mikestump@comcast.net>
6811 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
6812 Don't overly align based upon packed packed fields.
6814 2010-03-22 Jason Merrill <jason@redhat.com>
6816 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
6817 Use () rather than [], and move before the element type.
6819 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6821 * doc/configfiles.texi (Configuration Files): Removed
6822 fixinc/Makefile*, intl/Makefile.*.
6823 * doc/makefile.texi: Fixed markup. Abstract from version
6824 control system used.
6825 (Makefile): Removed obsolete gcc/java/parse.y example.
6826 * doc/sourcebuild.texi: Likewise.
6827 (Top Level): Added config, gnattools, libdecnumber, libgcc,
6828 libgomp, libssp. Removed fastjar.
6829 (Miscellaneous Docs): Clarify location.
6830 Added COPYING3, COPYING3.LIB.
6831 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
6833 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6836 * config/i386/i386.c (x86_function_profiler)
6837 [!NO_PROFILE_COUNTERS]: Fix typo.
6838 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
6841 2010-03-22 Janis Johnson <janis187@us.ibm.com>
6842 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6844 * doc/sourcebuild.texi (Test Directives): Split into six
6845 subsections, with most of the current text in new subsections
6846 Directives, Selectors, and Final Actions.
6847 (Directives): Split list of test directives into multiple
6849 (Selectors): Describe use and syntax of selectors.
6850 (Effective-Target Keywords): Describe all existing keywords.
6851 (Add Options): Describe features for dg-add-options.
6852 (Require Support): Describe variants of dg-require-support.
6853 (Final Actions): Describe commands to use in dg-final.
6855 2010-03-22 Michael Matz <matz@suse.de>
6858 * recog.c (validate_replace_rtx_group): Replace also in
6859 REG_EQUAL and REG_EQUIV notes.
6861 2010-03-22 Richard Guenther <rguenther@suse.de>
6863 PR tree-optimization/43390
6864 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
6865 sure vector extracts are type correct.
6867 2010-03-22 Richard Guenther <rguenther@suse.de>
6870 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
6871 x * sqrt (x) even when optimizing for size if the target
6872 has native support for sqrt.
6874 2010-03-22 Jakub Jelinek <jakub@redhat.com>
6876 * varasm.c (make_decl_rtl_for_debug): Also clear
6877 flag_mudflap for the duration of make_decl_rtl call.
6880 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
6881 locs from preserved VALUEs.
6883 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6886 * pa.md (movmemsi): Set align to one if zero.
6887 (movmemdi): Likewise.
6889 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
6892 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
6893 with their corresponding prologue pushes.
6895 2010-03-20 Andrew Pinski <pinskia@gmail.com>
6898 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
6899 at the begining or end.
6900 (spu_expand_epilogue): Likewise.
6902 2010-03-20 Richard Guenther <rguenther@suse.de>
6904 PR rtl-optimization/43438
6905 * combine.c (make_extraction): Properly zero-/sign-extend an
6906 extraction of the low part of a CONST_INT. Also handle
6909 2010-03-19 Mike Stump <mikestump@comcast.net>
6911 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
6912 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
6913 (override_options): Use SUBTARGET32_DEFAULT_CPU.
6915 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6918 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
6921 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
6923 PR rtl-optimization/42258
6924 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
6925 use that may match DEF.
6928 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
6929 the cost of loading the constant rather than assuming
6931 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
6932 outer code is AND, do the same tests as the andsi3 expander and
6933 return COSTS_N_INSNS (1) if and is cheap.
6935 * optabs.c (avoid_expensive_constant): Fix formatting.
6937 2010-03-19 Michael Matz <matz@suse.de>
6940 * attribs.c (decl_attributes): When rebuilding a function pointer
6941 type use the same qualifiers as the original pointer type.
6943 2010-03-19 Martin Jambor <mjambor@suse.cz>
6945 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
6946 and is_gimple_ip_invariant_address.
6948 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6951 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6953 * config/arm/arm.c (arm_override_options): Turn off
6954 flag_dwarf2_cfi_asm for AAPCS variants.
6956 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6959 * config/arm/arm.c (emit_multi_reg_push): Update comments.
6960 Use PRE_MODIFY instead of PRE_DEC.
6961 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
6962 (vfp_emit_fstmd): Likewise.
6964 2010-03-19 Michael Matz <matz@suse.de>
6967 * builtins.c (expand_builtin_interclass_mathfn,
6968 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
6971 2010-03-19 Richard Guenther <rguenther@suse.de>
6973 PR tree-optimization/43415
6974 * tree-ssa-pre.c (phi_translate): Split out worker to ...
6975 (phi_translate_1): ... this.
6976 (phi_translate): Move all caching here. Cache all NARY
6977 and REFERENCE translations.
6979 2010-03-19 David S. Miller <davem@davemloft.net>
6981 With help from Eric Botcazou.
6982 * config/sparc/sparc.c: Include dwarf2out.h.
6983 (emit_pic_helper): Delete.
6984 (pic_helper_symbol_name): Delete.
6985 (pic_helper_emitted_p): Delete.
6986 (pic_helper_needed): New.
6987 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
6988 (get_pc_thunk_name): New.
6989 (load_pic_register): Remove 'delay_pic_helper' arg. Use
6990 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
6991 Set pic_helper_needed to true. Don't call emit_pic_helper.
6992 (sparc_expand_prologue): Update load_pic_register call.
6993 (sparc_output_mi_thunk): Likewise.
6994 (sparc_file_end): Emit a hidden comdat symbol for the PIC
6995 thunk if possible. Output CFI information as needed.
6997 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6998 Jack Howarth <howarth@bromo.med.uc.edu>
7001 * config/i386/i386.h: Fix ABI on darwin x86-32.
7003 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
7005 * tree.h: Declare make_decl_rtl_for_debug.
7006 * varasm.c (make_decl_rtl_for_debug): New.
7007 * dwarf2out.c (rtl_for_decl_location): Call it.
7008 * cfgexpand.c (expand_debug_expr): Call it.
7010 2010-03-18 Jakub Jelinek <jakub@redhat.com>
7013 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
7017 * var-tracking.c (vt_init_cfa_base): Do nothing if
7018 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
7020 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
7023 * var-tracking.c (canonicalize_vars_star): New.
7024 (dataflow_post_merge_adjust): Use it.
7026 2010-03-18 Jakub Jelinek <jakub@redhat.com>
7029 * var-tracking.c (non_suitable_const): New function.
7030 (add_uses): For DEBUG_INSNs with constants, don't record any
7031 value, instead just the constant value itself.
7032 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
7033 is not VAR_LOC_UNKNOWN_P, set var to the constant.
7034 (emit_notes_in_bb): Likewise.
7035 (emit_note_insn_var_location): For onepart variables if
7036 cur_loc is a VOIDmode constant, use DECL_MODE.
7038 2010-03-18 Martin Jambor <mjambor@suse.cz>
7041 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
7042 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
7043 all non-clones. Moved call redirection...
7044 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
7045 (cgraph_materialize_all_clones): Dispose of all
7046 combined_args_to_skip bitmaps.
7047 (verify_cgraph_node): Do not check for edges pointing to wrong
7048 nodes in inline clones.
7049 * tree-inline.c (copy_bb): Call
7050 cgraph_redirect_edge_call_stmt_to_callee.
7051 * ipa.c (cgraph_remove_unreachable_nodes): Call
7052 cgraph_node_remove_callees even when there are used clones.
7054 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
7056 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
7058 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
7061 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
7064 2010-03-18 Michael Matz <matz@suse.de>
7067 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
7068 into sqrt(x) if we need to preserve signed zeros.
7070 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
7071 Eric Botcazou <ebotcazou@adacore.com>
7073 PR rtl-optimization/43360
7074 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
7075 note if we don't know its invariant status.
7077 2010-03-18 Michael Matz <matz@suse.de>
7079 PR tree-optimization/43402
7080 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
7081 PHI chains of ssa names registered for update.
7083 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
7086 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
7087 non-offsettable and pre_modify update addressing.
7088 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
7089 and "2" alternatives "#".
7090 (*movdd_softfloat32): Make all alternatives "#";
7091 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
7092 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
7093 (*movdf_softfloat32): Make all alternatives "#";
7094 (movdi): Use the new DIFD mode iterator to create a common splitter
7095 for movdi, movdf and movdd patterns.
7097 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
7099 * common.opt (dumpdir): Remove redundant tab.
7101 2010-03-17 Martin Jambor <mjambor@suse.cz>
7103 PR tree-optimization/43347
7104 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
7105 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
7107 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
7109 PR rtl-optimization/42216
7110 * regrename.c (create_new_chain): New function, broken out from...
7111 (scan_rtx_reg): ... here. Call it. Handle the case where we are
7112 appending a use to an empty chain.
7113 (build_def_use): Remove previous changes that convert OP_INOUT to
7114 OP_OUT operands; instead detect the case where an OP_INOUT operand
7115 uses a previously untracked register and create an empty chain for it.
7117 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7119 * doc/extend.texi (Function Attributes): Rewrite unfinished
7120 sentence in ms_abi documentation.
7122 2010-03-17 Alan Modra <amodra@gmail.com>
7124 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
7125 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
7126 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
7127 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
7129 2010-03-16 Richard Henderson <rth@redhat.com>
7132 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
7133 (lower_try_finally): Save and restore eh_seq around the expansion
7136 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
7138 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
7139 statements before splitting block.
7141 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7143 * doc/sourcebuild.texi (Testsuites): Fix markup.
7144 Use pathnames relative to gcc/testsuite.
7145 (Test Directives): Move description of how timeout is determined.
7146 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
7147 (C Tests): Correct gcc.misc-tests directory.
7148 Framework tests now live in gcc.test-framework.
7150 2010-03-16 Richard Guenther <rguenther@suse.de>
7153 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
7154 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
7156 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
7157 Alexandre Oliva <aoliva@redhat.com>
7159 PR tree-optimization/42917
7160 * lambda-code.c (remove_iv): Skip debug statements.
7161 (lambda_loopnest_to_gcc_loopnest): Likewise.
7162 (not_interesting_stmt): Debug statements are not interesting.
7164 2010-03-16 Jakub Jelinek <jakub@redhat.com>
7168 * cselib.c (cselib_preserve_constants,
7169 cfa_base_preserved_val): New static variables.
7170 (preserve_only_constants): New function.
7171 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
7172 clear its REG_VALUES. If cselib_preserve_constants, don't
7173 empty the whole hash table, but preserve there VALUEs with constants,
7174 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
7175 (cselib_preserve_cfa_base_value): New function.
7176 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
7177 (cselib_init): Change argument to int bitfield. Set
7178 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
7180 (cselib_finish): Clear cselib_preserve_constants and
7181 cfa_base_preserved_val.
7182 * cselib.h (enum cselib_record_what): New enum.
7183 (cselib_init): Change argument to int.
7184 (cselib_preserve_cfa_base_value): New prototype.
7185 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
7186 * dse.c (dse_step1): Likewise.
7187 * cfgcleanup.c (thread_jump): Likewise.
7188 * sched-deps.c (sched_analyze): Likewise.
7189 * gcse.c (local_cprop_pass): Likewise.
7190 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
7191 If FN is non-NULL, call the callback always and whenever it returns
7192 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
7193 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
7194 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
7195 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
7196 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
7197 * var-tracking.c: Include recog.h.
7198 (bb_stack_adjust_offset): Remove.
7199 (vt_stack_adjustments): Don't call it, instead just gather the
7200 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
7201 (adjust_stack_reference): Remove.
7202 (compute_cfa_pointer): New function.
7203 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
7204 (struct adjust_mem_data): New type.
7205 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
7207 (get_address_mode): New function.
7208 (replace_expr_with_values): Use it.
7209 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
7210 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
7211 (adjust_sets): Remove.
7212 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
7213 Use get_address_mode.
7214 (get_adjusted_src): Remove.
7215 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
7216 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
7217 (add_with_sets): Don't call adjust_sets.
7218 (fp_setter, vt_init_cfa_base): New functions.
7219 (vt_initialize): Change return type to bool. Move most of pool etc.
7220 initialization to the beginning of the function from end. Pass
7221 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
7222 If !frame_pointer_needed, call vt_stack_adjustment before mos
7223 vector is filled, call vt_init_cfa_base if argp/framep has been
7224 eliminated to sp. If frame_pointer_needed and argp/framep has
7225 been eliminated to hard frame pointer, set
7226 hard_frame_pointer_adjustment and call vt_init_cfa_base after
7227 encountering fp setter in the prologue. For MO_ADJUST, call
7228 log_op_type before pusing the op into mos vector, not afterwards.
7229 Call adjust_insn before cselib_process_insn/add_with_sets,
7230 call cancel_changes (0) afterwards.
7231 (variable_tracking_main_1): Adjust for vt_initialize calling
7232 vt_stack_adjustments and returning whether it succeeded or not.
7234 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
7236 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
7239 2010-03-15 Jakub Jelinek <jakub@redhat.com>
7241 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
7243 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
7244 drap_reg has not been set.
7246 2010-03-15 Michael Matz <matz@suse.de>
7249 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
7250 use it to expand block copies.
7251 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
7252 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
7253 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
7255 2010-03-15 Richard Guenther <rguenther@suse.de>
7257 PR tree-optimization/43367
7258 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
7261 2010-03-15 Richard Guenther <rguenther@suse.de>
7263 PR tree-optimization/43317
7264 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
7266 2010-03-15 Martin Jambor <mjambor@suse.cz>
7268 PR tree-optimization/43141
7269 * tree-sra.c (create_abstract_origin): New function.
7270 (modify_function): Call create_abstract_origin.
7272 2010-03-15 Chris Demetriou <cgd@google.com>
7274 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
7277 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7280 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
7281 call insert_out_of_ssa_copy for default definitions.
7283 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7285 * graphite-clast-to-gimple.c (my_long_long): Defined.
7286 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
7287 * graphite-sese-to-poly.c (my_long_long): Defined.
7288 (scop_ivs_can_be_represented): Use it.
7290 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7292 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
7293 graphite-max-bbs-per-function, and loop-block-tile-size.
7294 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
7296 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
7298 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7300 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
7301 forward declaration.
7302 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
7303 (add_upper_bounds_from_estimated_nit): New.
7304 (build_loop_iteration_domains): Use it.
7306 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7308 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
7310 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7313 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
7314 should be an INTEGER_CST. Also handle CASE_CONVERT.
7316 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7318 * graphite.c (graphite_initialize): To bound the number of bbs per
7319 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
7320 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
7321 * doc/invoke.texi: Document it.
7323 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7325 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
7326 * graphite-sese-to-poly.h (build_poly_scop): Same.
7328 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7330 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
7331 the number of parameters in the scop. Use as an upper bound
7332 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
7333 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
7334 * doc/invoke.texi: Document it.
7336 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
7338 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
7339 * doc/c-tree.texi: Remove.
7340 * doc/generic.texi: Merge c-tree.texi here.
7341 * doc/gccint.texi (Trees): Remove menu entry.
7342 (c-tree.texi): Remove @include.
7343 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
7344 * doc/languages.texi (Reading RTL): Ditto.
7346 2010-03-12 Steve Ellcey <sje@cup.hp.com>
7349 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
7351 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7354 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
7355 code added to work around reload clobbering CONST insns.
7357 2010-03-12 Jakub Jelinek <jakub@redhat.com>
7359 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
7360 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
7361 (cselib_preserve_only_values): Remove retain argument, don't
7362 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
7363 * cselib.h (cselib_preserve_only_values): Remove retain argument.
7364 * var-tracking.c (micro_operation): Move insn field before union.
7365 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
7366 (struct variable_tracking_info_def): Remove n_mos field, change
7367 mos into a vector of micro_operations.
7368 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
7369 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
7370 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
7371 changing into a vector.
7372 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
7373 come before all other uops generated by add_stores.
7374 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
7376 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
7377 a vector. Run just one pass over the bbs instead of separate counting
7378 and computation phase.
7379 (vt_finalize): Free VTI (bb)->mos vector instead of array.
7382 * tree-inline.c (remap_decls): Put old_var rather than origin_var
7383 into *nonlocalized_list vector.
7384 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
7385 even if origin is non-NULL.
7386 (gen_variable_die): Likewise.
7387 (process_scope_var): Don't change origin.
7388 (gen_decl_die): Likewise.
7389 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
7390 before adding new edges instead of after it, fix moving over
7393 2010-03-11 David S. Miller <davem@davemloft.net>
7395 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
7397 * configure: Rebuild.
7399 2010-03-11 Martin Jambor <mjambor@suse.cz>
7401 PR tree-optimization/43257
7402 * tree.c (assign_assembler_name_if_neeeded): New function.
7403 (free_lang_data_in_cgraph): Assembler name assignment moved to the
7405 * tree.h (assign_assembler_name_if_neeeded): Declare.
7406 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
7407 the function if needed.
7409 2010-03-11 Chris Demetriou <cgd@google.com>
7411 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
7412 include/stdint-gcc.h, and include/stdint.h world-readable.
7414 2010-03-11 Richard Guenther <rguenther@suse.de>
7416 PR tree-optimization/43255
7417 * tree-vrp.c (process_assert_insertions_for): Do not insert
7418 asserts for trivial conditions.
7420 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7422 PR tree-optimization/43280
7423 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
7424 generation. Move calculation of size out of the if branch.
7425 (find_bswap): Modify compare number generation.
7427 2010-03-11 Richard Guenther <rguenther@suse.de>
7430 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
7431 (input_gimple_stmt): Fixup handled component types during
7432 operand read. Also fix up decls in ADDR_EXPRs.
7434 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
7436 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
7437 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
7439 2010-03-10 Jan Hubicka <jh@suse.cz>
7442 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
7443 * varasm.c (get_variable_section): Don't do that here...
7444 (make_decl_rtl): ... and here.
7445 (do_assemble_alias): Produce decl RTL.
7446 (assemble_alias): Likewise.
7448 2010-03-10 Jakub Jelinek <jakub@redhat.com>
7451 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
7452 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
7454 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
7455 (based_loc_descr): Only express drap or vdrap regno based expressions
7456 using DW_OP_fbreg when not optimizing.
7457 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
7458 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
7459 REG_CFA_SET_VDRAP note.
7461 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
7463 PR tree-optimization/43236
7464 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
7465 error in calculation of base address in reverse iteration case.
7466 (generate_builtin): Take number of latch executions if the statement
7469 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
7472 * tree-eh.c: Include pointer-set.h.
7473 (lower_eh_dispatch): Filter out duplicate case labels and
7474 remove the unneeded edge when the label is unused. Return
7475 true when some edges are removed.
7476 (execute_lower_eh_dispatch): When any lowering resulted in
7477 removing an edge, also delete unreachable blocks.
7479 2010-03-10 Jakub Jelinek <jakub@redhat.com>
7482 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
7483 UNSPEC_MACHOPIC_OFFSET.
7485 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
7488 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
7489 (m68k_delegitimize_address): New function.
7491 2010-03-09 Jakub Jelinek <jakub@redhat.com>
7494 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
7497 * var-tracking.c (adjust_sets): New function.
7498 (count_with_sets, add_with_sets): Use it.
7499 (get_adjusted_src): New inline function.
7500 (add_stores): Use it.
7503 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
7504 call cselib_dummy_expand_value_rtx_cb instead of
7505 cselib_expand_value_rtx_cb.
7508 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
7509 * config/i386/i386.c: Include debug.h and dwarf2out.h.
7510 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
7511 and .cfi_endproc around the pic thunks.
7512 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
7513 all queued unwind info register saves are saved before the call.
7514 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
7515 considered as sp-=4 for unwind info and the pop as sp+=4 which
7516 also clobbers dest, but doesn't actually restore it.
7519 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
7520 RTX_FRAME_RELATED_P.
7522 2010-03-09 Jie Zhang <jie@codesourcery.com>
7524 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
7525 whitespaces in output template.
7527 2010-03-09 Jie Zhang <jie@codesourcery.com>
7529 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
7532 2010-03-08 Jakub Jelinek <jakub@redhat.com>
7534 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
7535 builtins.exp in a separate job.
7537 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7539 * graphite-sese-to-poly.c (add_param_constraints): Use
7540 lower_bound_in_type and upper_bound_in_type.
7542 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7544 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
7545 instead of unsigned_type_node.
7547 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7548 Reza Yazdani <reza.yazdani@amd.com>
7551 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
7552 on pointer type parameters.
7554 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
7558 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
7559 handle conversions from pointer to integers.
7560 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
7561 induction variable, to be able to work with code generated by CLooG.
7562 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
7563 (build_poly_scop): Bail out if we cannot codegen a loop.
7565 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
7567 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
7568 code generation with gloog_error.
7570 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7572 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
7573 Call fold_convert on all the returned values.
7574 (expand_scalar_variables_expr): Pass to
7575 expand_scalar_variables_ssa_name the type of the resulting expression.
7577 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7579 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
7580 ppl_min_for_le_pointset.
7581 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
7582 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
7584 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7586 * graphite-dependences.c (map_into_dep_poly): Removed.
7587 (dependence_polyhedron_1): Use combine_context_id_scat.
7589 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7591 * graphite-poly.h (struct poly_scattering): Add layout documentation.
7592 (struct poly_bb): Same.
7593 (combine_context_id_scat): New.
7595 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7598 * sese.c (name_defined_in_loop_p): Return false for default
7601 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7603 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
7604 and clean up the logic.
7606 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7608 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
7611 2010-03-08 Jakub Jelinek <jakub@redhat.com>
7613 * var-tracking.c (remove_cselib_value_chains): Define only for
7615 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
7616 delete_slot_part, emit_notes_for_differences_1): Don't call
7617 remove_cselib_value_chains here.
7618 (set_slot_part, emit_notes_for_differences_2): Don't call
7619 add_cselib_value_chains here.
7620 (preserved_values): New vector.
7621 (preserve_value): New function.
7622 (add_uses, add_stores, vt_add_function_parameters): Use it
7623 instead of cselib_preserve_value.
7624 (changed_values_stack): New vector.
7625 (check_changed_vars_0): New function.
7626 (check_changed_vars_1, check_changed_vars_2): Use it.
7627 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
7628 changed_values_stack VALUEs.
7629 (vt_emit_notes): For all preserved_values call
7630 add_cselib_value_chains. If ENABLE_CHECKING call
7631 remove_cselib_value_chains before verifying value_chains is empty.
7632 Initialize and free changed_values_stack.
7633 (vt_initialize): Initialize preserved_values.
7634 (vt_finalize): Free preserved_values.
7636 2010-03-08 Richard Guenther <rguenther@suse.de>
7638 PR tree-optimization/43269
7639 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
7642 2010-03-08 Martin Jambor <mjambor@suse.cz>
7644 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
7645 (ipa_is_param_called): Removed.
7646 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
7647 (ipa_print_node_params): Do not print the called flag.
7648 (ipa_write_node_info): Do not stream the called flag.
7649 (ipa_read_node_info): Likewise.
7651 2010-03-07 Jakub Jelinek <jakub@redhat.com>
7654 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
7655 * cselib.c (struct expand_value_data): Add dummy field.
7656 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
7658 (cselib_dummy_expand_value_rtx_cb): New function.
7659 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
7661 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
7662 * var-tracking.c: Include pointer-set.h.
7663 (variable): Change n_var_parts to char from int. Add
7664 cur_loc_changed and in_changed_variables fields.
7665 (variable_canonicalize): Remove.
7666 (shared_var_p): New inline function.
7667 (unshare_variable): Maintain cur_loc_changed and
7668 in_changed_variables fields. If var was in changed_variables,
7669 replace it there with new_var. Just copy cur_loc instead of
7670 resetting it to something else.
7671 (variable_union): Don't recompute cur_loc. Use shared_var_p.
7672 (dataflow_set_union): Don't call variable_canonicalize.
7673 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
7674 of their DEBUG_EXPR_TREE_DECLs.
7675 (canonicalize_loc_order_check): Verify that cur_loc is NULL
7676 and in_changed_variables and cur_loc_changed is false.
7677 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
7678 and cur_loc_changed. Don't update cur_loc here.
7679 (variable_merge_over_src): Don't call variable_canonicalize.
7680 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
7681 removing loc that is equal to cur_loc, clear cur_loc,
7682 set cur_loc_changed and ensure variable_was_changed is called.
7683 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
7684 compare pointers in cur_loc check, if it is equal to loc,
7685 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
7686 (variable_different_p): Remove compare_current_location argument,
7687 don't compare cur_loc.
7688 (dataflow_set_different_1): Adjust variable_different_p caller.
7689 (variable_was_changed): If dv had some var in changed_variables
7690 already, reset in_changed_variables flag for it and propagate
7691 cur_loc_changed over to the new variable. On empty var
7692 always set cur_loc_changed. Set in_changed_variables on whatever
7693 var is added to changed_variables.
7694 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
7695 Use shared_var_p. When removing loc that is equal to cur_loc,
7696 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
7697 end, don't set it to something else, just call variable_was_changed.
7698 (delete_slot_part): Use shared_var_p. When cur_loc equals to
7699 loc being removed, clear cur_loc and set cur_loc_changed.
7700 Set cur_loc_changed if all locations have been removed.
7701 (struct expand_loc_callback_data): New type.
7702 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
7703 allocated. Always create SUBREGs if simplify_subreg failed.
7704 Prefer to use cur_loc, when that fails and still in
7705 changed_variables (and seen first time) recompute it. Set
7706 cur_loc_changed of variables which had to change cur_loc and
7707 compute elcd->cur_loc_changed if any of the subexpressions used
7708 had to change cur_loc.
7709 (vt_expand_loc): Adjust to pass arguments in
7710 expand_loc_callback_data structure.
7711 (vt_expand_loc_dummy): New function.
7712 (emitted_notes): New variable.
7713 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
7714 that weren't used for any other decl in current
7715 emit_notes_for_changes call call vt_expand_loc_dummy to update
7716 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
7717 first loc_chain location if NULL before. Always use just
7718 cur_loc instead of first loc_chain location. When cur_loc_changed
7719 is false, when not --enable-checking=rtl just don't emit any note.
7720 When rtl checking, compute the note and assert it is the same
7721 as previous note. Clear cur_loc_changed and in_changed_variables
7722 at the end before removing from changed_variables.
7723 (check_changed_vars_3): New function.
7724 (emit_notes_for_changes): Traverse changed_vars to call
7725 check_changed_vars_3 on each changed var.
7726 (emit_notes_for_differences_1): Clear cur_loc_changed and
7727 in_changed_variables. Recompute cur_loc of new_var.
7728 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
7729 (vt_emit_notes): Initialize and destroy emitted_notes.
7731 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
7733 PR rtl-optimization/42220
7734 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
7735 Use verify_reg_tracked to determine if we should use OP_OUT rather
7737 (build_def_use): If we see an in-out operand for a register that we
7738 know nothing about, treat is an output if possible, fail the block if
7741 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7744 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
7747 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7750 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
7751 uses of relevant DEFs that are dead outside the loop too.
7753 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7755 * var-tracking.c (dataflow_set_merge): Swap src and src2.
7757 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7759 * var-tracking.c (values_to_unmark): New variable.
7760 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7761 values_to_unmark vector. Moved body to...
7762 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7763 instead queue it into values_to_unmark vector.
7764 (vt_find_locations): Free values_to_unmark vector.
7766 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
7768 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
7769 (site.exp): Export them when plugins are enabled.
7771 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
7774 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
7776 (chrec_fold_multiply): Same.
7778 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
7781 * c-decl.c (build_compound_literal): Return early if init is
7784 2010-03-04 Martin Jambor <mjambor@suse.cz>
7786 PR tree-optimization/43164
7787 PR tree-optimization/43191
7788 * tree-sra.c (type_consists_of_records_p): Reject records with
7789 zero-size bit-fields at the end.
7791 2010-03-04 Mike Stump <mikestump@comcast.net>
7793 * Makefile.in (TAGS): Remove *.y.
7795 2010-03-04 Richard Guenther <rguenther@suse.de>
7797 PR tree-optimization/40761
7798 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
7800 (my_rev_post_order_compute): New function.
7801 (init_pre): Call it.
7803 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
7806 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
7807 decrease the cost of an IV candidate when the cost is infinite.
7809 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7811 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
7812 Use '3DNow!' for the extension of that name, ensure normal space
7814 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
7816 2010-03-03 Jeff Law <law@redhat.com>
7818 * PR middle-end/32693
7819 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
7820 than gen_rtx_SUBREG.
7821 (extract_bit_field_1): Likewise.
7823 2010-03-03 Janis Johnson <janis187@us.ibm.com>
7825 * doc/sourcebuild.texi (Test directives): Document that arguments
7826 include-opts and exclude-opts are now optional for dg-skip-if,
7827 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
7829 2010-03-03 Jason Merrill <jason@redhat.com>
7832 * cgraph.h (varpool_node): Add extra_name field.
7833 * varpool.c (varpool_extra_name_alias): New.
7834 (varpool_assemble_decl): Emit extra name aliases.
7835 (varpool_mark_needed_node): Look past an extra name alias.
7836 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
7837 * lto-streamer-in.c (lto_input_tree): Read it.
7838 * lto-streamer-out.c (output_unreferenced_globals): Write it.
7840 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
7842 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
7843 (sparc*-*-solaris2*): ...this.
7845 2010-03-03 Jakub Jelinek <jakub@redhat.com>
7848 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
7849 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
7850 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
7851 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
7854 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
7855 fallthrough to default handling, just with want_address 0 instead of 2.
7856 For single element lists, add_AT_loc directly, otherwise create an
7857 artificial variable DIE and stick location list to it.
7860 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
7861 (VAL_EXPR_HAS_REVERSE): Define.
7862 (reverse_op): New function.
7863 (add_stores): For reversible operations add an extra MO_VAL_USE.
7865 2010-03-02 Jason Merrill <jason@redhat.com>
7867 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
7869 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
7871 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
7872 (sparc64-*-linux*): Likewise.
7873 (sparc64-*-solaris2*): Include assembler files before linker ones.
7874 (sparc-*-solaris2*): Simplify and reorder to match previous case.
7875 * config/sparc/gas.h: Delete.
7876 * config/sparc/sol2-64.h: Add copyright notice.
7877 * config/sparc/sol2-gas-bi.h: Likewise.
7878 * config/sparc/sol2-gld.h: Likewise.
7879 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
7880 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
7881 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
7882 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
7883 (sparc_elf_asm_named_section): Rename into...
7884 (sparc_solaris_elf_asm_named_section): ...this. Always define.
7886 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
7888 * config/alpha/alpha.c (override_options): Fix -mtune error message.
7890 2010-03-02 Jeff Law <law@redhat.com>
7893 * reload1.c (rtx_p, substitute_stack): Declare.
7894 (substitute): Record addresses of changed rtxs.
7895 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
7896 Restore the original rtx when complete.
7897 (reload): Free subsitute_stack when complete.
7899 2010-03-02 Janis Johnson <janis187@us.ibm.com>
7901 * doc/gccint.texi (menu): Add Testsuites as a chapter.
7902 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
7904 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
7905 LTO Testing, gcov Testing, profopt Testing, compat Testing,
7906 Torture Tests): Change from subsection to section.
7908 2010-03-02 Jakub Jelinek <jakub@redhat.com>
7909 Steven Bosscher <steven@gcc.gnu.org>
7911 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
7914 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
7917 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
7918 the assignment from the new induction variable to the assignment
7919 of the value from the original loop PHI function.
7921 2010-03-01 Janis Johnson <janis187@us.ibm.com>
7922 Daniel Jacobowitz <dan@codesourcery.com>
7924 * doc/sourcebuild.texi (Test directives): Clarify options to
7927 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7929 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
7930 Disable cfi directives unless GCC and gas agree on using read-only
7931 .eh_frame sections for 64-bit.
7932 * configure: Regenerate.
7934 2010-03-01 Richard Guenther <rguenther@suse.de>
7936 PR tree-optimization/43220
7937 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
7938 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
7940 2010-03-01 Richard Guenther <rguenther@suse.de>
7941 Martin Jambor <mjambor@suse.cz>
7944 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
7945 gimplified parameters.
7947 2010-03-01 Christian Bruel <christian.bruel@st.com>
7949 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
7951 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
7953 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
7955 2010-03-01 Richard Guenther <rguenther@suse.de>
7958 * expr.c (expand_assignment): Use the alias-oracle to tell
7959 if the rhs aliases the result decl.
7961 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7964 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
7965 to sol_gt_pch_get_address.
7966 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
7967 64-bit, SPARC and x86.
7968 (sol_gt_pch_get_address): New function.
7970 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
7972 * toplev.h (inform_n, error_n): Declare.
7973 * diagnostic.c (inform_n, error_n): New function.
7975 2010-03-01 Jakub Jelinek <jakub@redhat.com>
7977 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
7978 has no rtl yet when processing local_decls, queue it and recheck
7979 if deferred stack allocation hasn't assigned it rtl.
7981 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7983 * config/sh/sh.c (unspec_bbr_uid): New.
7984 (gen_block_redirect): Use it instead of INSN_UID.
7985 (gen_far_branch): Likewise.
7987 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
7989 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
7990 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
7992 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7994 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
7995 (Warning Options): -Wno-conversion-null is valid for
7996 Objective-C++ as well.
7997 * doc/tm.texi (Named Address Spaces): Likewise.
7998 * doc/plugins.texi (Plugins): Replace TABs with spaces.
7999 * doc/tree-ssa.texi (Tree SSA): Likewise.
8001 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
8004 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
8005 by default. Don't set the default arch for
8006 i[34567]86-*-darwin*|x86_64-*-darwin*.
8008 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
8011 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
8012 default. Set the default 32bit/64bit archs with $with_arch
8013 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
8015 2010-02-27 Richard Guenther <rguenther@suse.de>
8017 PR tree-optimization/43186
8018 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
8019 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
8020 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
8021 unroller iterations.
8023 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
8025 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
8026 required and i[34567]86-*-* targets don't support 64bit ISA.
8028 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
8031 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8034 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
8036 * config.gcc: Set the default arch at least to Prescott for
8037 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
8038 if SSE math is enabled.
8040 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8042 * diagnostic.c (diagnostic_initialize): Update.
8043 (diagnostic_report_diagnostic): Test inhibit_notes_p for
8045 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
8046 (diagnostic_inhibit_notes): New.
8047 * toplev.c (process_options): inhibit notes with -fcompare-debug.
8049 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8052 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
8053 * doc/standards.texi: Likewise.
8054 * doc/extend.texi: Likewise.
8055 * doc/trouble.texi: Likewise.
8056 * doc/cppopts.texi: Likewise.
8057 * doc/install.texi: Likewise.
8058 * c.opt (std=c90,std=gnu90): New options.
8059 * c-opts.c (c_common_handle_option): Handle them.
8061 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8064 * c-decl.c (undeclared_variable): Use an informative note.
8066 2010-02-26 Richard Guenther <rguenther@suse.de>
8068 PR tree-optimization/43186
8069 * gimple.h (gimple_fold): Remove.
8070 * gimple.c (gimple_fold): Remove. Inline into single user ...
8071 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
8072 Try harder for conditions.
8074 2010-02-26 Jakub Jelinek <jakub@redhat.com>
8077 * function.c (used_types_insert): Don't skip through named pointer
8078 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
8079 and it is different from the main variant's type.
8081 2010-02-26 Nick Clifton <nickc@redhat.com>
8083 * config/rx/rx.md (sminsi3): Remove bogus alternative.
8085 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
8087 * config.gcc: Support --with-fpmath=sse for x86.
8089 * config/i386/ssemath.h: New.
8091 * doc/install.texi (--with-fpmath=sse): Documented.
8093 2010-02-26 Richard Guenther <rguenther@suse.de>
8095 PR tree-optimization/43188
8096 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
8097 vector types of over-aligned element type.
8099 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
8102 * config/i386/i386.c (expand_vec_perm_blend): Use correct
8103 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
8105 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
8107 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
8109 2010-02-26 Jakub Jelinek <jakub@redhat.com>
8111 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
8112 * var-tracking.c: Include diagnostic.h.
8113 (debug_dv): New function.
8114 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
8117 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
8118 (add_value_chain, add_value_chains, remove_value_chain,
8119 remove_value_chains): Handle DEBUG_EXPRs.
8120 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
8123 * regcprop.c (struct queued_debug_insn_change): New type.
8124 (struct value_data_entry): Add debug_insn_changes field.
8125 (struct value_data): Add n_debug_insn_changes field.
8126 (debug_insn_changes_pool): New variable.
8127 (free_debug_insn_changes, apply_debug_insn_changes,
8128 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
8129 (kill_value_one_regno): Call free_debug_insn_changes if needed.
8130 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
8132 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
8134 (copyprop_hardreg_forward_1): Don't call apply_change_group for
8135 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
8136 changes, call cprop_find_used_regs via note_stores.
8137 (copyprop_hardreg_forward): When copying vd from predecessor
8138 which has any queued DEBUG_INSN changes, make sure the pointers are
8139 cleared. At the end call df_analyze and then if there are any
8140 DEBUG_INSN changes queued at the end of some basic block for still
8141 live registers, apply them.
8142 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
8144 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
8146 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
8149 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
8151 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
8152 targets. Set the default with_cpu/with_arch from arch/cpu.
8153 Allow x86-64 and native for with_cpu/with_arch.
8155 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
8157 * ebitmap.c: Change calls to verify_popcount with calls to
8158 sbitmap_verify_popcount.
8159 (ebitmap_clear_bit): Fixed map->cacheindex test and
8160 map>cache update when bit clearing results in an empty
8163 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8166 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
8167 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
8168 and support both V2DF and V2DI modes.
8169 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
8170 support both V2DF and V2DI modes.
8171 (general): Delete trailing whitespace from a few patterns.
8173 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8174 V2DF/V2DI interleave high/low builtins.
8176 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
8179 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
8180 interleave high/low functions.
8182 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
8184 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
8185 #pragma extern_prefix.
8187 2010-02-25 Jakub Jelinek <jakub@redhat.com>
8190 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
8191 BLKmode, assert op0 is a MEM and just adjust its mode.
8194 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
8195 if bitpos isn't multiple of mode's bitsize.
8197 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
8199 * c.opt (-ftemplate-depth=): New.
8200 (-ftemplate-depth-): Deprecate.
8201 * optc-gen.awk: Handle -ftemplate-depth=.
8202 * opth-gen.awk: Likewise.
8203 * c-opts.c (c_common_handle_option): Likewise.
8204 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
8206 2010-02-24 Jason Merrill <jason@redhat.com>
8208 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
8210 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8212 * cfg.c (alloc_aux_for_block): Remove inline.
8213 (alloc_aux_for_edge): Likewise.
8215 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8217 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
8219 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8221 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
8222 * config/i386/sol2-gas.h: New file.
8223 * config.gcc (i[34567]86-*-solaris2*): Use it.
8225 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
8228 * c-typeck.c (ep_convert_and_check): New.
8229 (build_conditional_expr): Use it.
8230 (build_binary_op): Likewise.
8232 2010-02-24 Jakub Jelinek <jakub@redhat.com>
8234 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
8237 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
8238 bounds even for -O+.
8239 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
8240 expr needs to have DECL_NAME set.
8242 2010-02-24 Nick Clifton <nickc@redhat.com>
8244 * config/mep/mep.c: Include gimple.h.
8245 (mep_function_uses_sp): Delete unused function.
8246 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
8247 parameters. Use unsigned integers to count args. Return a
8248 NULL_RTX instead of an error_mark_node. Toidy up formatting.
8250 2010-02-23 Jakub Jelinek <jakub@redhat.com>
8253 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
8254 greater or equal to nelt instead of 2 * nelt.
8255 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
8258 2010-02-23 Jason Merrill <jason@redhat.com>
8261 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
8262 in cfun->local_decls even if they have register types.
8265 * stor-layout.c (place_field): Don't warn about unnecessary
8266 DECL_PACKED if the type is packed.
8268 2010-02-23 Jakub Jelinek <jakub@redhat.com>
8271 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
8272 GOTOFF relocs, even when the base reg isn't pic pointer.
8274 2010-02-23 Michael Matz <matz@suse.de>
8277 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
8278 (expand_gimple_basic_block): Generate and use debug temps if there
8279 are debug uses left after the last real use of TERed ssa names.
8280 Unlink debug immediate uses when they are expanded.
8282 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
8285 * config/i386/i386.c (override_options): Reorganise to provide
8286 better error messages.
8288 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
8291 * graphite-scop-detection.c (create_single_exit_edge): Move
8292 the call to find_single_exit_edge to....
8293 (create_sese_edges): ...here. Don't handle multiple edges
8294 exiting the function.
8295 (build_graphite_scops): Don't handle multiple edges
8296 exiting the function.
8298 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
8301 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
8302 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
8304 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
8307 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
8309 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
8312 * c-typeck.c (convert_arguments): Print declaration location.
8313 * c-common.c (validate_nargs): Rename as
8314 builtin_function_validate_nargs.
8315 (check_builtin_function_arguments): Update.
8317 2010-02-22 Richard Guenther <rguenther@suse.de>
8320 * tree-inline.c (declare_return_variable): Use the type of
8321 the call stmt lhs if available.
8323 2010-02-22 Duncan Sands <baldrick@free.fr>
8325 * passes.c (register_pass): Always consider all pass lists when
8326 ref_pass_instance_number is zero.
8328 2010-02-22 Richard Guenther <rguenther@suse.de>
8330 PR tree-optimization/42749
8331 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
8332 parameter. Do arithmetic in the original type.
8333 (update_accumulator_with_ops): Likewise.
8334 (adjust_accumulator_values): Adjust.
8336 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8338 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
8339 (QI to BLKmode splitter): New splitter.
8341 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
8343 * config/i386/i386.c (initial_ix86_tune_features): Turn on
8344 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
8346 2010-02-22 Richard Guenther <rguenther@suse.de>
8348 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
8350 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
8352 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
8353 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
8354 ($(T)crti.o, $(T)crtn.o): Remove rules.
8356 2010-02-21 Tobias Burnus <burnus@net-b.de>
8359 * doc/invoke.texi (-fassociative-math): Document that this
8360 option is automatically enabled for Fortran.
8362 2010-02-20 David S. Miller <davem@davemloft.net>
8364 * configure.ac: Test if linker and assembler properly support
8365 GOTDATA_OP relocations.
8366 * configure: Rebuild.
8367 * config.in: Likewise.
8368 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
8369 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
8370 (movsi_high_pic): Likewise.
8371 (movdi_lo_sum_pic): Likewise.
8372 (movdi_high_pic): Likewise.
8373 (movsi_pic_gotdata_op): New pattern.
8374 (movdi_pic_gotdata_op): Likewise.
8375 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
8376 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
8378 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
8381 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
8382 attribute to ssemul.
8383 (xop_mulv2div2di3_high): Ditto.
8385 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
8388 * c.opt (Wconversion-null): New option.
8389 * doc/invoke.texi (Wconversion-null): Document.
8391 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
8393 * common.opt (Wlarger-than-): Add Undocumented.
8395 2010-02-19 Mike Stump <mikestump@comcast.net>
8397 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
8399 2010-02-19 Jason Merrill <jason@redhat.com>
8402 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
8403 * configure: Likewise.
8405 2010-02-20 Alan Modra <amodra@gmail.com>
8408 * cgraph.h (cgraph_make_decl_local): Declare.
8409 * cgraph.c (cgraph_make_decl_local): New function.
8410 (cgraph_make_node_local): Use it.
8411 * cgraphunit.c (cgraph_function_versioning): Likewise.
8412 * ipa.c (function_and_variable_visibility): Likewise.
8414 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8417 * except.c (sjlj_emit_function_enter): Don't call
8418 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
8420 * rtl.h (add_reg_br_prob_note): Remove prototype.
8422 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8425 * c-common.c (conversion_warning): Remove widening conversions
8426 before checking the conversion of integers to reals.
8428 2010-02-19 Mike Stump <mikestump@comcast.net>
8431 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
8434 * cgraphunit.c (process_function_and_variable_attributes): Check
8435 DECL_PRESERVE_P instead of looking up attribute "used".
8436 * ipa-pure-const.c (check_decl): Likewise.
8437 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
8438 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
8439 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
8440 instead of attribute "used".
8441 * config/sol2-c.c (solaris_pragma_init): Likewise.
8442 (solaris_pragma_fini): Likewise.
8444 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8446 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
8447 Use XCNEW instead of xcalloc.
8448 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
8449 XNEW instead of xmalloc.
8450 (get_fields): Use XNEWVEC instead of xmalloc.
8453 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
8454 populate vars array.
8455 (create_new_general_access): For debug stmts just reset value.
8456 (get_stmt_accesses): For accesses within debug stmts just record them
8457 using add_access_to_acc_sites instead of preventing the peeling or
8458 counting them as accesses.
8461 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
8463 2010-02-19 Richard Guenther <rguenther@suse.de>
8465 PR tree-optimization/42916
8466 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
8469 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
8471 * configure.ac: Replace all uses of changequote in macro arguments
8472 with proper quoting.
8474 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8477 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
8479 2010-02-19 Richard Guenther <rguenther@suse.de>
8481 PR tree-optimization/42944
8482 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
8483 test for aliasing with errno.
8485 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8488 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
8489 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
8490 * dojump.c: Include output.h.
8491 (inv): New inline function.
8492 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
8493 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
8494 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
8495 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
8496 argument, pass it down to other calls.
8497 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
8498 add REG_BR_PROB note to the conditional jump.
8499 * cfgexpand.c (add_reg_br_prob_note): Removed.
8500 (expand_gimple_cond): Don't call it, add the probability
8501 as last argument to jumpif_1/jumpifnot_1.
8502 * Makefile.in (dojump.o): Depend on output.h.
8503 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
8505 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
8506 * stmt.c (do_jump_if_equal): Likewise.
8507 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
8508 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8509 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
8511 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
8512 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
8513 jumpifnot_1 callers.
8514 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
8516 (store_expr): Adjust jumpifnot caller.
8517 (store_constructor): Adjust jumpif caller.
8520 * gimplify.c (gimple_boolify): For __builtin_expect call
8521 gimple_boolify also on its first argument.
8523 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
8525 * configure.ac (gnu-unique-object): Wrap regexps using [] in
8527 (__stack_chk_fail): Ditto. Remove quadrigraphs.
8528 * configure: Regenerated.
8530 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8532 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
8533 lang_hooks.types_compatible_p instead of comptypes.
8535 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8537 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
8538 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
8539 if __prefer_thumb__ is defined.
8541 2010-02-18 Martin Jambor <mjambor@suse.cz>
8543 PR tree-optimization/43066
8544 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
8545 array with zero-sized element type.
8547 2010-02-18 Jakub Jelinek <jakub@redhat.com>
8549 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
8550 rtx, allocate struct var_loc_node here and return it to the
8551 caller, and only if it is actually needed.
8552 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
8553 move it earlier and return immediately if it returns NULL.
8555 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
8557 * config/sparc/gas.h: New file. Restore
8558 TARGET_ASM_NAMED_SECTION to its ELF default.
8559 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
8561 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8562 Likewise. Add ATTRIBUTE_UNUSED to prototype.
8563 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
8564 after sparc/sysv4.h.
8566 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
8568 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
8570 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
8572 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
8573 patterns from predicated pattern.
8575 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
8578 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
8579 for insn mnemonic suffix.
8581 2010-02-17 Richard Guenther <rguenther@suse.de>
8583 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
8586 2010-02-17 Jakub Jelinek <jakub@redhat.com>
8589 * caller-save.c (save_call_clobbered_regs): If BB ends with
8590 a DEBUG_INSN, move any notes in between last real insn and the last
8591 DEBUG_INSN after the last DEBUG_INSN.
8593 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
8595 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
8596 Fix return type. Fix argument type. Explain meaning of return value.
8598 2010-02-16 Richard Guenther <rguenther@suse.de>
8600 PR tree-optimization/41043
8601 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
8602 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
8604 (vrp_visit_phi_node): ... but only for loop PHI nodes.
8606 2010-02-16 Ira Rosen <irar@il.ibm.com>
8608 PR tree-optimization/43074
8609 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
8610 * tree-vect-loop.c (vect_analyze_loop_operations): Add
8611 vectorizable cycles in hybrid SLP check.
8612 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
8614 2010-02-16 Richard Guenther <rguenther@suse.de>
8616 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
8617 (true_dependence): If memrefs_conflict_p computes must-alias
8618 trust it. Move TBAA check after offset-based disambiguation.
8619 (canon_true_dependence): Likewise.
8621 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
8623 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
8624 * doc/invoke.texi: Document it.
8625 * var-tracking.c: Include toplev.h and params.h.
8626 (vt_find_locations): Return bool indicating success. Compute
8627 hash sizes unconditionally. Check new parameter, report.
8628 (variable_tracking_main_1): Check vt_find_locations results and
8629 retry. Renamed from...
8630 (variable_tracking_main): ... this. New wrapper to preserve
8631 flag_var_tracking_assignments.
8632 * Makefile.in (var-tracking.o): Adjust dependencies.
8634 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
8635 Jakub Jelinek <jakub@redhat.com>
8638 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
8639 if weak_import attribute is present.
8640 * config/darwin.c (machopic_select_section): Likewise.
8642 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
8644 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
8645 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
8646 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
8647 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
8649 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
8652 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
8655 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
8656 Rewrite text to refer to the names.
8658 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
8660 * config/i386/i386-builtin-types.def
8661 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
8662 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
8663 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
8664 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
8665 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
8666 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
8667 IX86_BUILTIN_VPERMIL2PS256.
8668 (MULTI_ARG_4_DF2_DI_I): Defined.
8669 (MULTI_ARG_4_DF2_DI_I1): Defined.
8670 (MULTI_ARG_4_SF2_SI_I): Defined.
8671 (MULTI_ARG_4_SF2_SI_I1): Defined.
8672 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
8673 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
8674 __builtin_ia32_vpermil2ps256.
8675 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
8676 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
8677 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
8678 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
8679 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
8680 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
8681 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
8682 CODE_FOR_xop_vpermil2v8sf3.
8683 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
8684 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
8685 * config/i386/xopintrin.h (_mm_permute2_pd): New.
8686 (_mm256_permute2_pd): New.
8687 (_mm_permute2_ps): New.
8688 (_mm256_permute2_ps): New.
8690 2010-02-15 Nick Clifton <nickc@redhat.com>
8692 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
8693 boolean parameters. Use emit_jump_insn when emitting a pop
8694 instruction containing a return insn.
8695 (push): Use 'true' rather than '1' as second parameter to F.
8696 (h8300_expand_prologue): Likewise.
8697 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
8698 (h8300_expand_epilogue): Likewise.
8700 2010-02-15 Richard Guenther <rguenther@suse.de>
8703 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
8706 2010-02-15 Nick Clifton <nickc@redhat.com>
8708 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
8711 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
8713 * intl.c (fake_ngettext): New function.
8714 * intl.h (fake_ngettext): Declare.
8715 (ngettext): Define macro.
8716 * collect2.c (notice_translated): New function.
8717 (main): Use notice_translated and ngettext.
8718 * collect2.h (notice_translated): Declare.
8720 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
8722 * reorg.c (delete_computation): Comment fixes.
8723 * caller-save.c (setup_save_areas): Idem.
8724 * sel-sched-dump.c (dump_lv_set): Idem.
8727 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8729 * config/s390/s390.c (s390_sched_init): New function.
8730 (TARGET_SCHED_INIT): Target hook defined.
8732 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
8733 Jack Howarth <howarth@bromo.med.uc.edu>
8734 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8737 Partial revert of unintended change in fix for PR41605.
8738 * config/darwin.h: Fix typo.
8739 * config/darwin9.h: Same.
8741 2010-02-11 Jakub Jelinek <jakub@redhat.com>
8743 * c-pch.c (pch_init): Clear v.
8745 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8748 * graphite-scop-detection.c (graphite_can_represent_scev): Call
8749 graphite_can_represent_init for MULT_EXPR.
8751 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8755 * graphite-sese-to-poly.c (remove_phi): New.
8756 (translate_scalar_reduction_to_array): Call remove_phi.
8758 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8761 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
8762 * graphite-clast-to-gimple.h (gloog): Update declaration.
8763 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
8764 * graphite-poly.h (struct poly_bb): Add missing comments.
8765 (struct scop): Add poly_scop_p field.
8767 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
8768 * graphite.c (graphite_transform_loops): Build the polyhedral
8769 representation for each scop before code generation.
8770 * sese.c (rename_variables_in_operand): Removed.
8771 (rename_variables_in_expr): Return the renamed expression.
8772 (rename_sese_parameters): New.
8773 * sese.h (rename_sese_parameters): Declared.
8775 2010-02-11 Richard Guenther <rguenther@suse.de>
8777 PR tree-optimization/42998
8778 * tree-ssa-pre.c (create_expression_by_pieces): Treat
8779 POINTER_PLUS_EXPR properly.
8781 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8782 Changpeng Fang <changpeng.fang@amd.com>
8785 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
8786 the cost of an IV candidate when the IV is used in a test against zero.
8788 * gcc.dg/tree-ssa/ivopts-3.c: New.
8790 2010-02-11 Richard Guenther <rguenther@suse.de>
8793 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
8794 pointer-vs-decl case by swapping refs. Handle some cases
8795 of pointer-vs-decl disambiguations more conservatively.
8796 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
8797 to false after expanding.
8799 2010-02-11 Richard Guenther <rguenther@suse.de>
8802 * gcc.c (process_command): Handle LTO file@offset case more
8805 2010-02-11 Jakub Jelinek <jakub@redhat.com>
8807 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
8808 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
8810 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
8812 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
8813 if MEM's mode size isn't DWARF2_ADDR_SIZE.
8814 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
8815 Optimize eq/ne comparisons when both arguments are known to be
8817 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
8818 Don't mask operands unnecessarily if they are known to be already
8821 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
8823 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
8826 2010-02-10 Richard Guenther <rguenther@suse.de>
8828 PR tree-optimization/43017
8829 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
8830 for wrapping signed arithmetic.
8832 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8835 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
8836 if no debug info should be emitted for it.
8838 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8840 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
8841 note when flag_exceptions is set.
8843 2010-02-10 Duncan Sands <baldrick@free.fr>
8845 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
8847 2010-02-10 Richard Guenther <rguenther@suse.de>
8850 * tree.c (get_unwidened): Handle constants.
8851 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
8853 2010-02-10 Martin Jambor <mjambor@suse.cz>
8856 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
8857 check for variable argument counts independently.
8859 2010-02-10 Christian Bruel <christian.bruel@st.com>
8862 * config/sh/sh.c (find_barrier): Increase length for non delayed
8863 conditional branches.
8865 2010-02-10 Christian Bruel <christian.bruel@st.com>
8867 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
8869 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8871 * builtins.c (set_builtin_user_assembler_name): Also handle
8872 ffs if int is smaller than word.
8874 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
8877 * ira-conflicts.c (get_dup): Remove.
8878 (process_reg_shuffles): Add new parameter. Use it as an
8879 additional guard for copy generation.
8880 (add_insn_allocno_copies): Rewrite.
8882 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
8884 * common.opt (fsched2-use-traces): Preserved for backward
8886 * doc/invoke.texi: Remove the documentation about option
8887 -fsched2-use-traces.
8888 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
8889 flag_sched2_use_traces.
8890 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
8891 the backward compatibility flag section.
8893 2010-02-09 Richard Guenther <rguenther@suse.de>
8895 PR tree-optimization/43008
8896 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
8897 make HEAP variables initialized from global memory if they
8898 are not known builtin functions.
8899 (find_func_aliases): Adjust.
8901 2010-02-09 Richard Guenther <rguenther@suse.de>
8903 PR tree-optimization/43000
8904 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
8905 arithmetic manually.
8907 2010-02-08 Jakub Jelinek <jakub@redhat.com>
8909 PR tree-optimization/42931
8910 * tree-loop-linear.c (try_interchange_loops): Don't call
8911 double_int_mul if estimated_loop_iterations failed.
8913 2010-02-08 Martin Jambor <mjambor@suse.cz>
8916 * tree-sra.c (build_accesses_from_assign): Do not mark in
8917 should_scalarize_away_bitmap if stmt has volatile ops.
8918 (sra_modify_assign): Do not process assigns piecemeal if if stmt
8921 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
8923 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
8925 2010-02-07 Adam Nemet <adambnmet@gmail.com>
8927 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
8930 2010-02-07 Andrew Pinski <pinskia@gmail.com>
8933 * df-core.c (df_finish_pass): Change type of saved_flags to int.
8935 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8938 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
8939 to unknown_dependence.
8940 (graphite_legal_transform_dr): Handle the unknown_dependence.
8941 (graphite_carried_dependence_level_k): Same.
8943 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8945 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
8947 2010-02-07 Richard Guenther <rguenther@suse.de>
8950 * expr.c (get_inner_reference): Always initialize *pbitsize.
8952 2010-02-07 Richard Guenther <rguenther@suse.de>
8955 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
8956 new ARRAY_REFs on variable size element or minimal index arrays.
8958 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
8959 gimple_fold_indirect_ref.
8961 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
8964 * arm.c (arm_override_options): Just return if the user has specified
8965 an invalid fpu name.
8967 2010-02-03 Jason Merrill <jason@redhat.com>
8970 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
8971 i386_pe_maybe_record_exported_symbol.
8973 2010-02-05 Steve Ellcey <sje@cup.hp.com>
8976 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8977 (pa_delegitimize_address): New function.
8979 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
8981 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
8982 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
8984 2010-02-05 Richard Guenther <rguenther@suse.de>
8987 * lto-streamer-in.c (get_resolution): Deal with references
8988 to undefined functions.
8990 2010-02-05 Richard Guenther <rguenther@suse.de>
8992 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
8993 (fold_const_aggregate_ref): Likewise.
8994 (ccp_fold_stmt): Substitute loads.
8995 (maybe_fold_reference): Verify types before substituting.
8997 (fold_gimple_assign): Unshare properly.
8998 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
9000 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
9002 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
9003 for rs6000_gen_cell_microcode.
9005 2010-02-04 Richard Guenther <rguenther@suse.de>
9007 PR rtl-optimization/42952
9008 * dse.c (const_or_frame_p): Remove MEM handling.
9010 2010-02-04 Nick Clifton <nickc@redhat.com>
9012 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
9013 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
9014 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
9015 (mn10300_asm_output_mi_thunk): New function.
9016 (mn10300_can_output_mu_thunk): New function.
9017 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
9018 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
9019 (FUNCTION_ARG): Delete incorrect comment.
9021 2010-02-03 Jason Merrill <jason@redhat.com>
9024 * fold-const.c (operand_equal_p): Handle erroneous types.
9026 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
9028 * config/h8300/h8300.md (can_delay): Fix attibute condition.
9030 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
9032 PR rtl-optimization/42941
9033 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
9036 2010-02-03 Jason Merrill <jason@redhat.com>
9039 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
9041 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
9044 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
9045 (cselib_reset_table): Renamed from...
9046 (cselib_reset_table_with_next_value): ... this.
9047 (cselib_get_next_uid): Renamed from...
9048 (cselib_get_next_unknown_value): ... this.
9049 * cselib.c (next_uid): Renamed from...
9050 (next_unknown_value): ... this.
9051 (cselib_clear_table): Adjust.
9052 (cselib_reset_table): Adjust. Renamed from...
9053 (cselib_reset_table_with_next_value): ... this.
9054 (cselib_get_next_uid): Adjust. Renamed from...
9055 (cselib_get_next_unknown_value): ... this.
9056 (get_value_hash): Use hash.
9057 (cselib_hash_rtx): Likewise.
9058 (new_cselib_val): Adjust. Set and dump uid.
9059 (cselib_lookup_mem): Pass next_uid as hash.
9060 (cselib_subst_to_values): Likewise.
9061 (cselib_log_lookup): Dump uid.
9062 (cselib_lookup): Pass next_uid as hash. Adjust.
9063 (cselib_process_insn): Adjust.
9064 (cselib_init): Initialize next_uid.
9065 (cselib_finish): Adjust.
9066 (dump_cselib_table): Likewise.
9067 * dse.c (canon_address): Dump value uid.
9068 * print-rtl.c (print_rtx): Print value uid.
9069 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
9071 (dv_uid): New function, sort of renamed from...
9072 (dv_htab_hash): ... this, reimplemented in terms of it and...
9073 (dv_uid2hash): ... this. New.
9074 (variable_htab_eq): Drop excess assertions.
9075 (tie_break_pointers): Removed.
9076 (canon_value_cmp): Compare uids.
9077 (variable_post_merge_New_vals): Print uids.
9078 (vt_add_function_parameters): Adjust.
9079 (vt_initialize): Reset table. Adjust.
9081 2010-02-03 Richard Guenther <rguenther@suse.de>
9083 PR tree-optimization/42944
9084 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
9085 (call_may_clobber_ref_p_1): Likewise. Properly handle
9086 malloc and calloc clobbering errno.
9088 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
9090 * doc/invoke.texi: Fix name of sched1 dump.
9092 * opts.c (decode_options): Set flag_tree_switch_conversion
9093 only conditionally on optimize >= 2.
9095 * gcse.c: Assorted comment fixes in pass description.
9097 2010-02-03 Anthony Green <green@moxielogic.com>
9099 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
9100 nop padding in order to maintain alignment of storage location of
9101 target function address.
9102 (moxie_trampoline_init): Store target function address at newly
9104 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
9106 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
9108 2010-02-03 Richard Guenther <rguenther@suse.de>
9111 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
9113 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9115 * config.gcc: Reenable check for obsolete targets.
9116 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
9117 mips-sgi-irix6.[0-4]*.
9119 2010-02-02 Nick Clifton <nickc@redhat.com>
9121 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
9122 constant size of 4 as being the same as 0.
9123 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
9124 can take values in the range 0..4.
9126 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
9129 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
9130 as _darwin10_Unwind_FindEnclosingFunction().
9131 * libgcc-libsystem.ver: New.
9133 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
9136 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
9137 implicitly set registers.
9139 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
9141 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
9142 (arm_override_options): Allow automatic selection of the thread
9143 pointer register if thumb2.
9144 (legitimize_pic_address): Improve code sequences for Thumb2.
9145 (arm_call_tls_get_addr): Likewise.
9146 (legitimize_tls_address): Likewise.
9147 * arm.md (pic_load_addr_arm): Delete. Replace with ...
9148 (pic_load_addr_32bit): ... this. New named pattern.
9149 * thumb2.md (pic_load_addr_thumb2): Delete.
9150 (pic_load_dot_plus_four): Delete.
9151 (tls_load_dot_plus_four): New named pattern.
9153 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9156 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
9157 Document fix for TLS bug.
9159 2010-01-31 Richard Guenther <rguenther@suse.de>
9161 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
9162 conservatively correct.
9164 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9168 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9170 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9172 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9174 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
9176 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
9178 * config.gcc: Adjust order of makefile fragments for mingw targets.
9180 2010-01-31 Richard Guenther <rguenther@suse.de>
9183 * gimplify.c (gimplify_init_constructor): For volatile LHS
9184 initialize a temporary.
9186 2010-01-31 Matthias Klose <doko@ubuntu.com>
9188 * configure.ac: Fix __stack_chk_fail check for cross builds configured
9190 * configure: Regenerate.
9192 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
9194 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
9195 the same alias set and their sizes different constantness.
9196 (aliasing_component_refs_p): Revert 2009-10-24 change.
9198 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9200 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
9203 2010-01-29 Richard Guenther <rguenther@suse.de>
9205 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
9206 Assert we successfully updated the call.
9208 2010-01-29 Jakub Jelinek <jakub@redhat.com>
9210 PR rtl-optimization/42889
9211 * df.h (df_set_bb_dirty_nonlr): New prototype.
9212 * df-core.c (df_set_bb_dirty_nonlr): New function.
9213 * df-scan.c (df_insn_rescan): Call it instead of
9214 df_set_bb_dirty for DEBUG_INSNs.
9216 2010-01-29 Richard Guenther <rguenther@suse.de>
9219 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
9220 quadratic behavior in most cases.
9222 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
9225 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
9226 in the call to gen_x86_movsicc_0_m1.
9228 2010-01-28 Richard Guenther <rguenther@suse.de>
9230 PR tree-optimization/42871
9231 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
9233 2010-01-28 Richard Guenther <rguenther@suse.de>
9235 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
9236 into call arguments.
9238 2010-01-28 Richard Guenther <rguenther@suse.de>
9241 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
9242 the forwarder if the destination is an EH landing pad.
9244 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
9246 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
9247 block list passed to gimple_duplicate_sese_tail.
9248 (parallelize_loops): Avoid parallelization when the function
9250 Avoid parallelization when the preheader is IRREDUCIBLE.
9251 Try to optimize when estimated_loop_iterations_int is unresolved.
9252 Add the loop's location to the dump file.
9253 * tree-cfg.c (add_phi_args_after_redirect): Remove.
9254 (gimple_duplicate_sese_tail): Remove the check for the latch.
9255 Redirect nexits to the exit block.
9256 Remove handling of the incoming edges to the latch.
9257 Redirect the backedge from the copied latch to the exit bb.
9259 2010-01-28 Michael Matz <matz@suse.de>
9262 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
9263 Wrap force_reg into a sequence, emit it before user.
9265 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
9267 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
9269 (arm_legacy_rev): Likewise.
9270 (thumb_legacy_rev): Likewise.
9272 2010-01-27 Jakub Jelinek <jakub@redhat.com>
9274 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
9275 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
9276 on MEM's address failed, try avoid_constant_pool_reference and
9277 recurse if it returned something different.
9278 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
9279 address, try avoid_constant_pool_reference and recurse if it
9280 returned something different.
9281 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
9282 address and avoid_constant_pool_reference returned something
9283 different, don't set have_address.
9285 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
9288 * var-tracking.c (val_store): Add modified argument, obey it.
9290 (count_uses): Move down logging of main.
9291 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
9292 don't need resolution.
9293 (emit_notes_in_bb): Likewise.
9295 2010-01-27 Richard Guenther <rguenther@suse.de>
9298 * tree-inline.c (remap_decl): Delay remapping of SSA name
9299 default definitions until we need them.
9301 2010-01-27 Jakub Jelinek <jakub@redhat.com>
9303 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
9304 (rs6000_delegitimize_address): New function.
9306 * config/s390/s390.c (s390_delegitimize_address): Call
9307 delegitimize_mem_from_attrs.
9310 * tree-inline.c (cannot_copy_type_1): Removed.
9311 (copy_forbidden): Don't forbid copying of functions containing
9312 records/unions with variable length fields.
9314 2010-01-27 Christian Bruel <christian.bruel@st.com>
9318 * config/sh/sh.c (find_barrier): Increase length for non delayed
9319 conditional branches.
9321 2010-01-27 Matthias Klose <doko@ubuntu.com>
9323 * configure.ac (gnu-unique-object): Fix ldd version check.
9324 * configure: Regenerate.
9326 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9328 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
9330 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
9331 Test for HAVE_GNU_AS value.
9333 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9335 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
9336 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
9337 INT64_TYPE): Define.
9338 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
9339 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9340 INT_LEAST64_TYPE): Define.
9341 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
9342 UINT_LEAST64_TYPE): Define.
9343 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
9344 INT_FAST64_TYPE): Define.
9345 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9346 UINT_FAST64_TYPE): Define.
9347 (INTMAX_TYPE, UINTMAX_TYPE): Define.
9348 (INTPTR_TYPE, UINTPTR_TYPE): Define.
9349 (SIG_ATOMIC_TYPE): Define.
9351 2010-01-26 Richard Guenther <rguenther@suse.de>
9353 * df-scan.c (df_scan_set_bb_info): Remove assert.
9354 (df_insn_rescan_debug_internal): Merge asserts.
9355 (df_install_ref): Likewise.
9356 (df_mark_reg): Use bitmap_set_range.
9357 (df_hard_reg_used_p): Remove assert.
9358 (df_hard_reg_used_count): Likewise.
9360 2010-01-26 Richard Guenther <rguenther@suse.de>
9362 PR rtl-optimization/42685
9363 * web.c (web_main): Ignore DEBUG_INSNs.
9365 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
9367 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
9369 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
9370 Fix types of fndecl and arglist parameters.
9372 2010-01-26 Richard Guenther <rguenther@suse.de>
9375 * tree-eh.c (unsplit_eh): Skip debug insns.
9377 2010-01-26 Richard Guenther <rguenther@suse.de>
9379 PR tree-optimization/42250
9380 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
9382 2010-01-26 Jakub Jelinek <jakub@redhat.com>
9385 * omp-low.c (expand_omp_sections): Only use single_pred if
9386 l2_bb is single_pred_p.
9388 2010-01-25 Christian Bruel <christian.bruel@st.com>
9391 * config/sh/sh.c (find_barrier): Increase length for non delayed
9392 conditional branches.
9393 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
9395 2010-01-24 David S. Miller <davem@davemloft.net>
9397 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
9398 define if not using GAS.
9399 * config/sparc/sparc.c (sparc_elf_asm_named_section):
9400 Likewise. Delete SECTION_MERGE code, which is only applicable
9403 2010-01-24 Mark Mitchell <mark@codesourcery.com>
9406 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
9407 mangling of va_list in system headers.
9409 2010-01-23 Toon Moene <toon@moene.org>
9411 * tree-predcom.c (combine_chains): Return NULL, not false.
9413 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
9415 * tree-loop-distribution.c (distribute_loop): Fix declaration and
9416 initialization of variable res to agree with return type.
9418 2010-01-22 Steve Ellcey <sje@cup.hp.com>
9420 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
9421 * tree-sra.c: Add include of expr.h.
9423 2010-01-22 Jakub Jelinek <jakub@redhat.com>
9425 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
9426 insert the debug stmt on the single non-EH edge from the stmt.
9428 2010-01-22 Richard Henderson <rth@redhat.com>
9431 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
9432 the RHS until after generate_subtree_copies has insertted its
9433 code before the current statement.
9435 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
9437 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
9439 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
9441 2010-01-21 Martin Jambor <mjambor@suse.cz>
9443 PR tree-optimization/42585
9444 * tree-sra.c (struct access): New field grp_total_scalarization.
9445 (dump_access): Dump the new field.
9446 (should_scalarize_away_bitmap): New variable.
9447 (cannot_scalarize_away_bitmap): Likewise.
9448 (sra_initialize): Allocate new bitmaps.
9449 (sra_deinitialize): Free new bitmaps.
9450 (create_access_1): New function.
9451 (create_access): Parts moved to create_access_1.
9452 (type_consists_of_records_p): New function.
9453 (completely_scalarize_record): Likewise.
9454 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
9455 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
9456 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
9458 (analyze_all_variable_accesses): Completely scalarize small eligible
9461 2010-01-21 Martin Jambor <mjambor@suse.cz>
9463 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
9465 2010-01-21 Andrew Haley <aph@redhat.com>
9467 * gcc.c (process_command): Move lang_specific_driver before
9468 setting cc_libexec_prefix.
9470 2010-01-21 Richard Guenther <rguenther@suse.de>
9473 * fold-const.c (negate_expr_p): Pretend only negative
9474 real constants are easily negatable.
9476 2010-01-20 Janis Johnson <janis187@us.ibm.com>
9477 Jason Merrill <jason@redhat.com>
9479 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
9480 (TYPE_TRANSPARENT_AGGR): this, for union and record.
9481 * calls.c (initialize argument_information): Handle it.
9482 * c-common.c (handle_transparent_union_attribute): Use new name.
9483 * c-decl.c (finish_struct): Ditto.
9484 * c-typeck.c (type_lists_compatible_p): Ditto.
9485 (convert_for_assignment): Use new name and also handle record.
9486 * function.c (aggregate_value_p): Handle it.
9487 (pass_by_reference): Ditto.
9488 (assign_parm_data_types): Ditto.
9489 * print-tree.c (print_node): Ditto.
9490 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
9491 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
9492 * tree.c (first_field): New fn.
9494 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
9497 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
9498 even when linking statically, for now.
9500 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
9503 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
9504 without a cselib val.
9505 (count_uses): Accept MO_VAL_SET with no val on stores.
9506 (add_stores): Likewise.
9508 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9510 * var-tracking.c (check_value_val): Add a compile time assertion.
9511 (dv_is_decl_p): Simplify.
9512 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
9513 gcc_assert if ENABLE_CHECKING.
9515 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
9518 * var-tracking.c: Include tree-flow.h.
9519 (mem_dies_at_call): New.
9520 (dataflow_set_preserve_mem_locs): Use it.
9521 (dataflow_set_remove_mem_locs): Likewise.
9522 (dump_var): Renamed from dump_variable. Adjust all callers.
9523 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
9524 * Makefile.in (var-tracking.o): Adjust deps.
9526 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
9528 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
9530 2010-01-20 Richard Guenther <rguenther@suse.de>
9532 PR tree-optimization/42717
9533 * tree-ssa-dce.c (get_live_post_dom): Remove.
9534 (forward_edge_to_pdom): Take an arbitrary edge to copy
9535 degenerate PHI args from.
9536 (remove_dead_stmt): Use the first post-dominator even if it
9537 does not contain live statements as redirection destination.
9539 2010-01-20 Richard Guenther <rguenther@suse.de>
9541 * tree-inline.c (estimate_num_insns): Handle EH builtins.
9543 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9545 * sel-sched.c (create_speculation_check): Remove set but not used
9547 (try_transformation_cache): Remove set but not used variable ds.
9548 (calculate_privileged_insns): Remove set but not used variables
9549 cur_insn and min_spec_insn.
9550 (find_best_expr): Remove set but not used variable avail_n.
9551 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
9553 * cgraphunit.c (assemble_thunk): Remove set but not used variable
9555 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
9556 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
9559 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
9562 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
9563 cpu types. Add support for *-sse3 cpu types.
9564 (x86_64-*-*): Ditto.
9566 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9569 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
9570 argument, call initializer_constant_valid_p_1 instead of
9571 initializer_constant_valid_p, pass CACHE to it, return NULL
9572 immediately if first call returns NULL.
9573 (initializer_constant_valid_p_1): New function.
9574 (initializer_constant_valid_p): Use it.
9576 2010-01-20 Thomas Quinot <quinot@adacore.com>
9578 * tree.def (PLACEHOLDER_EXPR): Fix comment.
9580 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9582 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
9583 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
9584 (loc_list_from_tree): Don't handle unsigned division. Handle
9585 signed modulo using DW_OP_{over,over,div,mul,minus}.
9586 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
9587 modulo instead of signed.
9589 2010-01-20 DJ Delorie <dj@redhat.com>
9591 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
9593 (h8300_emit_stack_adjustment): Propogate it.
9595 (h8300_expand_prologue): Likewise.
9596 (h8300_expand_epilogue): Likewise.
9598 2010-01-19 Michael Matz <matz@suse.de>
9600 PR tree-optimization/41783
9601 * tree-data-ref.c (toplevel): Include flags.h.
9602 (dump_data_dependence_relation): Also dump the inputs if the
9603 result will be unknown.
9604 (split_constant_offset_1): Look through some conversions.
9605 * tree-predcom.c (determine_roots_comp): Restart a new chain if
9606 the offset from last element is too large.
9607 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
9608 (reassociate_to_the_same_stmt): Handle vector registers.
9609 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
9611 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
9612 wide_prolog_niters argument, emit widening instructions.
9613 (vect_do_peeling_for_alignment): Adjust caller, use widened
9614 variant of the iteration cound.
9615 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
9617 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9620 * config/arm/neon-testgen.m (emit_automatics): New parameter
9621 features. Adjust for Fixed_return_reg feature.
9622 (test_intrinsic): Call emit_automatics with new feature.
9623 * config/arm/neon.ml: Update copyright years.
9624 (features): New Fixed_return_reg feature.
9625 (ops): Update feature for Vget_low.
9627 2010-01-19 Jakub Jelinek <jakub@redhat.com>
9629 PR tree-optimization/42719
9630 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
9634 * fwprop.c (all_uses_available_at): Return false if def_set dest
9635 is a REG that is used in def_insn.
9637 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
9639 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
9641 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
9644 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
9646 * target.h (struct gcc_target) <secondary_reload>: Change type
9647 of last argument to secondary_reload_info *.
9649 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
9652 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
9653 memory references with unaligned offsets. Remove CQImode handling.
9654 (unaligned_memory_operand): Return 1 for memory references with
9655 unaligned offsets. Remove CQImode handling.
9657 2010-01-18 Richard Guenther <rguenther@suse.de>
9660 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
9663 2010-01-18 Richard Guenther <rguenther@suse.de>
9665 PR tree-optimization/42781
9666 * tree-ssa-structalias.c (find_what_var_points_to): Skip
9667 restrict processing only if the original variable was artificial.
9669 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
9671 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
9672 find number of popped argument bytes.
9674 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
9675 Fix the text that describes the return value for invalid insns.
9677 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
9679 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
9680 Clarify what 'cost of the -dependence' is. Fix quoting.
9682 * toplev.c (default_get_pch_validity): Rename argument to "sz".
9683 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
9685 2010-01-17 Jakub Jelinek <jakub@redhat.com>
9687 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
9688 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
9690 2010-01-17 Richard Guenther <rguenther@suse.de>
9693 * function.c (split_complex_args): Take a VEC to modify.
9694 (assign_parms_augmented_arg_list): Build a VEC instead of
9695 a chain of PARM_DECLs.
9696 (assign_parms_unsplit_complex): Take a VEC of arguments.
9697 Do not fixup unmodified parms.
9698 (assign_parms): Deal with the VEC.
9699 (gimplify_parameters): Likewise.
9701 2010-01-17 Richard Guenther <rguenther@suse.de>
9703 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
9704 node existence check.
9705 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
9706 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
9707 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
9708 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
9709 (gimple_execute_on_growing_pred): Likewise.
9711 2010-01-17 Richard Guenther <rguenther@suse.de>
9713 PR tree-optimization/42773
9714 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
9715 (compute_antic_aux): Likewise.
9716 (compute_partial_antic_aux): Likewise.
9718 2010-01-17 Jie Zhang <jie.zhang@analog.com>
9721 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
9724 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
9726 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
9729 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
9730 Fix markup for strict argument.
9732 (TARGET_SCHED_REORDER2): Fix argument types.
9734 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
9735 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
9737 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
9738 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
9740 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
9743 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
9744 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
9745 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
9746 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
9747 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
9749 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
9751 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
9753 (TARGET_ASM_RELOC_RW_MASK): Add return type.
9754 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
9756 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
9758 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
9761 (TARGET_ASM_NAMED_SECTION): Fix argument list.
9763 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
9764 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
9766 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
9768 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
9770 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
9771 referring to it. Fix language.
9773 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
9775 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
9777 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
9779 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
9781 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
9782 '@var{stream}. Remove stray 'and'.
9784 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
9786 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
9788 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
9790 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
9791 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
9793 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
9794 Fix description of return value.
9795 Rename argument "sz" to "len."
9797 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
9798 Clarify meaning of 'true' return value.
9800 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
9802 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
9803 rep_mode versus mode_rep.
9805 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
9807 (TARGET_BUILTIN_DECL): Fix name.
9809 (TARGET_COMMUTATIVE_P): Fix type of first argument.
9811 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
9813 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
9815 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
9817 (TARGET_RELAXED_ORDERING): Use @deftypevr.
9819 (TARGET_GET_DRAP_RTX): Note that this is a hook.
9822 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
9823 Rename argument tm_fn to md_fn.
9825 (TARGET_OPTION_PRINT): Fix argument list.
9827 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
9830 * config/i386/i386.c (ix86_fixup_binary_operands):
9831 Revert FMA4 fixup of operands.
9833 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9836 * Makefile.in (write_entries_to_file, install-plugin):
9837 Use \012 instead of \n with tr.
9839 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
9841 * configure.ac (HAVE_AS_REF): New C macro.
9842 * configure: Regenerate.
9843 * config.in: Likewise.
9844 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
9846 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
9849 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
9851 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
9853 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
9855 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
9857 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
9859 (TARGET_IN_SMALL_DATA_P): Fix argument type.
9861 (TARGET_BINDS_LOCAL_P): Fix argument type.
9863 (TARGET_ASM_FILE_END): Use prototype.
9865 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
9867 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
9869 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
9871 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
9873 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
9874 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
9876 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
9877 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
9879 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
9880 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
9881 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
9882 (TARGET_ADDR_SPACE_CONVERT): Likewise.
9884 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
9886 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
9888 (TARGET_INIT_BUILTINS): Use prototype.
9890 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9891 Put 'const char *' in braces. Fix parameter types.
9892 (TARGET_INVALID_CONVERSION): Fix parameter types.
9893 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
9894 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
9896 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
9899 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
9901 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
9903 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
9905 * doc/tm.texi (TARGET_HELP): Fix return type.
9907 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
9908 in braces. Fix argument types.
9910 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
9912 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
9914 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
9916 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
9917 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
9919 (TARGET_MANGLE_TYPE): Fix argument types.
9921 (TARGET_IRA_COVER_CLASSES): Use prototype.
9923 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
9925 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
9927 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
9929 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
9931 (TARGET_CALLEE_COPIES): Fix argument types.
9933 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
9935 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
9937 (TARGET_FUNCTION_VALUE): Fix argument types.
9939 (TARGET_RETURN_IN_MSB): Fix argument type.
9941 (TARGET_RETURN_IN_MEMORY): Fix argument types.
9943 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
9945 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
9947 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
9948 agree with return type.
9950 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
9952 2010-01-15 Jing Yu <jingyu@google.com>
9954 PR rtl-optimization/42691
9955 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
9956 a pseudo to a constant and are merged, and adjust comments.
9958 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
9960 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
9962 2010-01-15 Richard Guenther <rguenther@suse.de>
9965 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
9966 labels of computed or non-local gotos to the destination.
9967 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
9968 landing pad label is the first label.
9970 2010-01-15 Richard Guenther <rguenther@suse.de>
9972 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
9974 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9977 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
9978 to allow generation of the xssqrtdp instruction on power7.
9979 (sqrtdf2_fpr): Ditto.
9981 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9984 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
9985 functions with noreturn attribute.
9988 * varasm.c (declare_weak): Add weak attribute to decl if it
9989 doesn't have one already.
9990 (assemble_external): Only add decls to weak_decls if they also
9991 have weak attribute.
9993 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
9995 * var-tracking.c (var_reg_delete): Don't delete the association
9996 between REGs and values or one-part variables if the register
9999 2010-01-14 Jakub Jelinek <jakub@redhat.com>
10002 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
10003 because its first operand is a non-localized variable.
10005 2010-01-14 Martin Jambor <mjambor@suse.cz>
10007 PR tree-optimization/42706
10008 * tree-sra.c (encountered_recursive_call): New variable.
10009 (encountered_unchangable_recursive_call): Likewise.
10010 (sra_initialize): Initialize both new variables.
10011 (callsite_has_enough_arguments_p): New function.
10012 (scan_function): Call decl and flags check only for IPA-SRA, check
10013 whether there is a recursive call and whether it has enough arguments.
10014 (all_callers_have_enough_arguments_p): New function.
10015 (convert_callers): Look for recursive calls only when
10016 encountered_recursive_call is set.
10017 (ipa_early_sra): Bail out either if
10018 !all_callers_have_enough_arguments_p or
10019 encountered_unchangable_recursive_call.
10021 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10023 * sel-sched.c: Add 2010 to copyright years.
10024 * sel-sched-ir.c: Likewise.
10025 * sel-sched-ir.h: Likewise.
10027 2010-01-14 Martin Jambor <mjambor@suse.cz>
10029 PR tree-optimization/42714
10030 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
10031 constructors specially.
10033 2010-01-14 Andi Kleen <ak@linux.intel.com>
10035 * config/i386/drivers-i386.c (detect_caches_intel):
10036 Add l2sizekb parameter and fill in.
10037 (host_detect_local_cpu): Add l2sizekb, fill in.
10038 Add Atom small cache heuristic.
10040 2010-01-14 Andi Kleen <ak@linux.intel.com>
10042 * config/i386/drivers-i386.c (detect_caches_cpuid4):
10043 Add level3 parameter and fill in.
10044 (detect_caches_intel): Handle level3 cache.
10046 2010-01-14 Andi Kleen <ak@linux.intel.com>
10048 * config/i386/drivers-i386.c (host_detect_local_cpu):
10049 Fix core duo detection.
10051 2010-01-14 Andi Kleen <ak@linux.intel.com>
10053 * config/i386/drivers-i386.c (host_detect_local_cpu):
10054 Fix Atom detection.
10056 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10058 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
10059 (rs6000_variable_issue_1): this. Use...
10060 (rs6000_variable_issue): here. Reimplement. Print debug info.
10062 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10064 * sel-sched-ir.c (sel_restore_other_notes): Rename to
10065 sel_restore_notes. Update all callers. Call reemit_notes
10068 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10070 PR rtl-optimization/42246
10071 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
10074 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10076 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
10077 all successors is the same as number of successors in current region.
10079 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10081 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
10082 to rename is not separable. Otherwise check that its LHS is not NULL.
10084 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10086 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
10088 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10090 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
10091 available registers when failed to discover LHS register class.
10092 Fix indentation. Update comment.
10094 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10095 Alexander Monakov <amonakov@ispras.ru>
10097 PR rtl-optimization/42389
10098 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
10100 (advance_state_on_fence): Likewise.
10101 (sel_target_adjust_priority): Print debug output only when
10102 sched_verbose >= 4, not 2.
10103 (get_expr_cost): Do not issue all unique insns on the next cycle.
10104 (fill_insns): Initialize can_issue_more from the value saved
10106 * sel-sched-ir.c (flist_add): New parameter issue_more.
10107 Init FENCE_ISSUE_MORE with it.
10108 (merge_fences): Likewise.
10109 (init_fences): Update call to flist_add.
10110 (add_to_fences, add_clean_fence_to_fences)
10111 (add_dirty_fence_to_fences): Likewise.
10112 (move_fence_to_fences): Update call to merge_fences.
10113 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
10115 * sel-sched-ir.h (struct _fence): New field issue_more.
10116 (FENCE_ISSUE_MORE): New accessor macro.
10118 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10120 PR rtl-optimization/42388
10121 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
10122 that have no predecessors nor successors. Do not call move_bb_info
10123 for empty blocks outside of current region.
10125 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10127 PR rtl-optimization/42294
10128 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
10129 * sel-sched.c (move_exprs_to_boundary): Transitively add all
10130 originators' originators.
10132 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
10134 PR rtl-optimization/39453
10135 PR rtl-optimization/42246
10136 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
10138 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
10140 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10141 Alexander Monakov <amonakov@ispras.ru>
10143 PR middle-end/42245
10144 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
10145 (maybe_tidy_empty_bb): ... here. Make static. Add new
10146 argument. Update all callers.
10147 (tidy_control_flow): ... and here. Recompute topological order
10148 of basic blocks in region if necessary.
10149 (sel_redirect_edge_and_branch): Change return type. Return true
10150 if topological order might have been invalidated.
10151 (purge_empty_blocks): Export and move from...
10152 * sel-sched.c (purge_empty_blocks): ... here.
10153 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
10154 (maybe_tidy_empty_bb): Delete prototype.
10155 (purge_empty_blocks): Declare.
10157 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
10159 PR rtl-optimization/42249
10160 * sel-sched.c (try_replace_dest_reg): When chosen register
10161 and original register is the same, do not bail out early, but
10162 still check all original insns for validity of replacing destination
10163 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
10166 2010-01-14 Jakub Jelinek <jakub@redhat.com>
10169 Port from no-undefined-overflow branch:
10170 2009-03-09 Richard Guenther <rguenther@suse.de>
10172 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
10174 2010-01-14 Richard Guenther <rguenther@suse.de>
10177 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
10179 2010-01-14 Ira Rosen <irar@il.ibm.com>
10181 PR tree-optimization/42709
10182 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
10183 as scalar type in creation of constant vector operand.
10185 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10188 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
10189 (check-parallel-%): Match `testsuite' directory component only
10192 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
10194 PR translation/39521
10195 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
10198 2010-01-13 Richard Guenther <rguenther@suse.de>
10200 PR tree-optimization/42730
10201 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
10204 2010-01-13 Steve Ellcey <sje@cup.hp.com>
10207 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
10208 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
10211 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
10213 * config/bfin/libgcc-bfin.ver: Regenerate based on current
10214 libgcc-std.ver. Add entries for ___smulsi3_highpart and
10215 ___umulsi3_highpart.
10217 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
10218 rather than schedule_insns if the pass is enabled.
10220 2010-01-13 Martin Jambor <mjambor@suse.cz>
10222 PR tree-optimization/42704
10223 * tree-sra.c (sra_modify_assign): Do not delete assignments to
10226 2010-01-13 Martin Jambor <mjambor@suse.cz>
10228 PR tree-optimization/42703
10229 * tree-sra.c (analyze_access_subtree): Check that we can build a
10230 reference to the original data within the aggregate.
10232 2010-01-13 Richard Guenther <rguenther@suse.de>
10234 PR tree-optimization/42705
10235 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
10237 2010-01-13 Richard Guenther <rguenther@suse.de>
10239 PR middle-end/42716
10240 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
10242 2010-01-13 Jakub Jelinek <jakub@redhat.com>
10245 * var-tracking.c (values_to_unmark): New variable.
10246 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
10247 values_to_unmark vector. Moved body to...
10248 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
10249 instead queue it into values_to_unmark vector.
10250 (vt_find_locations): Free values_to_unmark vector.
10252 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
10254 * config/s390/s390.c (override_options): Set
10255 default of max-pending-list-length to 256
10257 2010-01-13 Richard Guenther <rguenther@suse.de>
10260 * tree-pass.h (PROP_gimple_lcx): New.
10261 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
10262 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
10263 before the final cleanup_eh.
10264 (dump_properties): Dump PROP_gimple_lcx.
10265 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
10266 (tree_lower_complex_O0): Remove.
10267 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
10268 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
10269 tree_lower_complex, schedule TODO_update_ssa.
10270 * lto-streamer-out.c (output_function): Stream the functions
10272 * lto-streamer-in.c (input_function): Likewise.
10273 (lto_read_body): Do not override them here.
10275 2010-01-12 Joseph Myers <joseph@codesourcery.com>
10278 * c-typeck.c (build_c_cast): Fold value cast to union type before
10279 wrapping it in a CONSTRUCTOR.
10281 2010-01-12 Jakub Jelinek <jakub@redhat.com>
10283 PR rtl-optimization/42699
10284 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
10287 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10289 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
10290 SUBTARGET_WARN_UNUSED_SPEC): Move ...
10291 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
10292 SUBTARGET_WARN_UNUSED_SPEC): ... here
10293 * config/mips/iris5.h (LIBGCC_SPEC): Define.
10295 2010-01-12 Julian Brown <julian@codesourcery.com>
10297 * config/arm/neon-schedgen.ml (Utils): Don't try to
10298 open missing module.
10299 (find_with_result): New.
10301 2010-01-12 Jakub Jelinek <jakub@redhat.com>
10304 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
10305 sharing when canonicalizing ({lt,ge}u (plus a b) b).
10307 PR tree-optimization/42645
10308 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
10309 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
10310 decl_map, set processing_debug_stmt to -1 and return name without
10313 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
10315 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
10316 binutils version, and reword target configuration description.
10318 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
10320 * config/avr/avr.h (LINKER_NAME): Remove.
10322 2010-01-11 Janis Johnson <janis187@us.ibm.com>
10325 * config/rs6000/rs6000.c (rs6000_override_options): On targets
10326 that support VSX, warn for -mno-altivec if vsx is not disabled,
10329 2010-01-11 Joseph Myers <joseph@codesourcery.com>
10330 Shujing Zhao <pearly.zhao@oracle.com>
10332 PR translation/42469
10333 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
10334 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
10335 character between option name and help text.
10336 * c.opt (imultilib): Likewise.
10338 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
10340 * lto-streamer-out.c (output_unreferenced_globals): Output static
10343 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
10345 PR rtl-optimization/42621
10346 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
10347 optimizing for size.
10348 (duplicate_computed_gotos): Remove now-redundant check.
10350 2010-01-10 Steve Ellcey <sje@cup.hp.com>
10353 * configure.ac: Save and restore LDFLAGS and LIBS
10354 * configure: Regenerate.
10356 2010-01-10 Richard Guenther <rguenther@suse.de>
10358 PR middle-end/42667
10359 * builtins.c (fold_builtin_strlen): Add type argument and
10360 convert the resulting length to it.
10361 (fold_builtin_1): Adjust.
10363 2010-01-09 Jakub Jelinek <jakub@redhat.com>
10365 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
10366 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
10368 (num_insns_constant_wide): Adjust for that change.
10370 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10373 * web.c (union_defs): Add used argument, to combine uses of
10374 uninitialized regs.
10375 (entry_register): Adjust type and tests of used argument.
10376 (web_main): Widen used for new use. Pass it to union_defs.
10377 * df.h (union_defs): Adjust prototype.
10379 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10382 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
10383 uses in new incoming argument. Free body.
10384 (reset_debug_uses_in_loop): New.
10385 (analyze_insn_to_expand_var): Call the latter if the former found
10386 anything. Fix whitespace. Reject invalid dest overlaps before
10387 going through all insns in the loop.
10389 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10392 * haifa-sched.c (dying_use_p): Debug insns don't count.
10394 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10396 PR middle-end/42363
10397 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
10398 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
10399 (verify_gimple_call): Reject LHS in noreturn calls.
10401 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10405 * tree-vect-loop-manip.c (adjust_info): New type.
10406 (adjust_vec): New pointer to vector.
10407 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
10408 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
10409 (slpeel_update_phis_for_duplicate_loop): Use them.
10410 (slpeel_update_phi_nodes_for_guard1): Likewise.
10411 (slpeel_update_phi_nodes_for_guard2): Likewise.
10412 (slpeel_tree_peel_loop_to_edge): Likewise.
10413 (vect_update_ivs_after_vectorizer): Likewise.
10415 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10417 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
10418 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10420 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10422 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
10423 bogus uninitialized warning.
10425 2010-01-09 Richard Guenther <rguenther@suse.de>
10427 PR middle-end/42512
10428 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
10429 the evolution is compatible with the initial condition.
10431 2010-01-09 Jakub Jelinek <jakub@redhat.com>
10433 * gcc.c (process_command): Update copyright notice dates.
10434 * gcov.c (print_version): Likewise.
10435 * gcov-dump.c (print_version): Likewise.
10436 * mips-tfile.c (main): Likewise.
10437 * mips-tdump.c (main): Likewise.
10439 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
10442 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
10444 (rotlhi3_8): Delete.
10446 (rotlsi3_8): Delete.
10447 (rotlsi3_16): Delete.
10448 (rotlsi3_24): Delete.
10449 (rotl<mode>3): New.
10450 (*rotw<mode>3): New.
10451 (*rotb<mode>3): New.
10452 * config/avr/avr.c (avr_rotate_bytes): New function.
10453 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
10455 2010-01-08 Steve Ellcey <sje@cup.hp.com>
10458 * configure.ac: Modify -rdynamic check.
10459 * configure: Regenerate.
10461 2010-01-08 DJ Delorie <dj@redhat.com>
10463 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
10464 register popping order.
10466 2010-01-08 Richard Guenther <rguenther@suse.de>
10469 * c.opt (fsigned-char): Also let LTO handle this option.
10470 (funsigned-char): Likewise.
10472 2010-01-07 Richard Guenther <rguenther@suse.de>
10474 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
10475 (gimple_op): Likewise.
10476 (gimple_op_ptr): Likewise.
10477 (gimple_assign_set_lhs): Remove gcc_assert.
10478 (gimple_assign_set_rhs1): Likewise.
10479 (gimple_assign_set_rhs2): Likewise.
10480 (gimple_call_set_lhs): Likewise.
10481 (gimple_call_set_fn): Likewise.
10482 (gimple_call_set_fndecl): Likewise.
10483 (gimple_call_fndecl): Likewise.
10484 (gimple_call_return_type): Likewise.
10485 (gimple_call_set_chain): Likewise.
10486 (gimple_call_num_args): Likewise.
10487 (gimple_call_set_arg): Likewise.
10488 (gimple_cond_set_code): Likewise.
10489 (gimple_cond_set_lhs): Likewise.
10490 (gimple_cond_set_rhs): Likewise.
10491 (gimple_cond_set_true_label): Likewise.
10492 (gimple_cond_set_false_label): Likewise.
10493 (gimple_label_set_label): Likewise.
10494 (gimple_goto_set_dest): Likewise.
10495 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
10496 (gimple_debug_bind_get_value): Likewise.
10497 (gimple_debug_bind_get_value_ptr): Likewise.
10498 (gimple_debug_bind_set_var): Likewise.
10499 (gimple_debug_bind_set_value): Likewise.
10500 (gimple_debug_bind_reset_value): Likewise.
10501 (gimple_debug_bind_has_value_p): Likewise.
10502 (gimple_return_retval_ptr): Remove gcc_assert.
10503 (gimple_return_retval): Likewise.
10504 (gimple_return_set_retval): Likewise.
10505 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
10506 (safe_referenced_var_iterator): Remove.
10507 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
10508 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
10509 (fill_referenced_var_vec): Remove.
10510 (first_readonly_imm_use): Remove redundant gcc_assert.
10511 (phi_arg_index_from_use): Combine gcc_asserts.
10512 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
10513 (first_imm_use_stmt): Remove redundant gcc_assert.
10514 * tree-cfg.c (verify_gimple_call): Verify function and chain
10515 operands. Verify arguments.
10516 (verify_types_in_gimple_stmt): Verify condition code and labels.
10518 2010-01-07 Richard Guenther <rguenther@suse.de>
10520 PR tree-optimization/42641
10521 * sese.c (rename_map_elt_info): Use the SSA name version, do
10524 2010-01-07 Jakub Jelinek <jakub@redhat.com>
10526 PR tree-optimization/42625
10527 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
10528 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
10530 2010-01-07 Duncan Sands <baldrick@free.fr>
10532 * Makefile.in (PLUGIN_HEADERS): Add version.h.
10534 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
10537 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
10538 note itself is not function_invariant_p.
10540 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
10542 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
10543 Do not add the DF_NOTE problem.
10544 * store-motion.c (execute_rtl_store_motion): Likewise.
10546 2010-01-07 Martin Jambor <mjambor@suse.cz>
10548 PR tree-optimization/42157
10549 * tree-sra.c (compare_access_positions): Stabilize sort if both
10550 accesses have integer types, return zero immediately if they are the
10553 2010-01-06 Richard Henderson <rth@redhat.com>
10555 PR middle-end/41883
10556 * haifa-sched.c (add_to_note_list): Merge into ...
10557 (concat_note_lists): ... here, and ...
10558 (unlink_other_notes, rm_other_notes): Merge into...
10559 (remove_notes): ... here. Create REG_SAVE_NOTEs for
10560 NOTE_INSN_EPILOGUE_BEG.
10562 2010-01-06 Richard Guenther <rguenther@suse.de>
10564 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
10565 not inline regular functions into always-inline functions.
10567 2010-01-06 Nick Clifton <nickc@redhat.com>
10569 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
10570 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
10572 (OVERRIDE_OPTIONS): Delete.
10573 (OPTIMIZATION_OPTIONS): Define.
10574 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
10575 * config/rx/rx.c (rx_handle_option): Issue an error message if
10576 -mcpu=rx200 and -fpu are used together.
10577 (rx_set_optimization_options): New function. Issue an error
10578 message if an optimization attribute attempts to reset the FPU/
10579 math optimization pairing.
10580 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
10581 * config/rx/rx.opt: Set the default to 32-bit doubles.
10582 * config/rx/t-rx: Add multilibs for -nofpu option.
10583 * doc/invoke.texi: Update documentation of RX options.
10585 2010-01-06 Richard Guenther <rguenther@suse.de>
10587 * tree-ssa-pre.c (name_to_id): New global.
10588 (alloc_expression_id): Simplify SSA name handling.
10589 (lookup_expression_id): Likewise.
10590 (init_pre): Zero name_to_id.
10591 (fini_pre): Free it.
10593 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
10595 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
10597 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
10600 * config/i386/sse.md (smaxv2di3): New.
10601 (umaxv2di3): Likewise.
10602 (sminv2di3): Likewise.
10603 (uminv2di3): Likewise.
10605 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
10608 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
10609 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
10610 (legitimize_tls_address): Likewise.
10611 (sparc_tls_referenced_p): Likewise.
10612 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
10613 and adjust calls to legitimize_pic_address.
10614 (legitimate_constant_p) Use sparc_tls_referenced_p.
10615 (legitimate_pic_operand_p): Likewise.
10616 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
10617 (sparc_tls_symbol_ref_1): Delete.
10618 (sparc_tls_referenced_p): Make static, recognize specific patterns.
10619 (legitimize_tls_address): Make static, handle CONST patterns.
10620 (legitimize_pic_address): Make static, remove unused parameter and
10621 adjust recursive calls.
10622 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
10623 and adjust call to legitimize_pic_address.
10624 (sparc_output_mi_thunk): Likewise.
10626 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
10627 H.J. Lu <hongjiu.lu@intel.com>
10630 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
10631 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
10632 operands to make them signed.
10635 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10638 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
10639 GTU to GT for V4SI and V2DI.
10641 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
10642 (umin<mode>3): Removed.
10644 (uminv4si3): Likewise.
10646 2010-01-05 Martin Jambor <mjambor@suse.cz>
10648 PR tree-optimization/42462
10649 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
10650 current_function_decl to helper functions and macros.
10652 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10655 * flags.h: Don't include real.h.
10656 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
10657 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
10658 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
10659 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
10660 * dominance.c: Update copyright.
10661 * gimple.c (walk_gimple_op): Remove inline.
10662 * tree-ssa-reassoc.c: Include real.h.
10663 * Makefile.in (FLAGS_H): Remove $(REAL_H).
10664 (tree-ssa-reassoc.o): Depend on $(REAL_H).
10666 2010-01-05 Nick Clifton <nickc@redhat.com>
10668 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
10669 register to push into the stack frame when the accumulator has to
10670 be saved during interrupts.
10672 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
10674 * doc/invoke.texi: Remove the documentation about option
10675 -Wunreachable-code.
10676 * common.opt (Wunreachable-code): Preserved for backward
10678 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
10679 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
10680 the backward compatibility flag section.
10682 2010-01-05 Richard Guenther <rguenther@suse.de>
10684 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
10686 2010-01-05 Jakub Jelinek <jakub@redhat.com>
10689 * cfgexpand.c (expand_one_var): Diagnose too large variables.
10691 PR tree-optimization/42508
10692 * tree-sra.c (convert_callers): Check for recursive call
10693 by comparing cgraph nodes instead of decls.
10694 (modify_function): Call ipa_modify_formal_parameters also
10695 on all same_body aliases.
10697 * cgraphunit.c (cgraph_materialize_all_clones): Compare
10698 cgraph nodes when checking for same_body aliases.
10700 2010-01-05 Richard Guenther <rguenther@suse.de>
10702 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
10703 allocation and lookup.
10704 (get_or_alloc_expr_for_constant): Likewise.
10705 (phi_translate): Sink allocation.
10707 2010-01-04 Richard Guenther <rguenther@suse.de>
10709 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
10710 a new entry only if needed.
10711 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
10712 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
10714 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
10716 (phi_translate): Handle CONSTANTs early.
10718 2010-01-04 Martin Jambor <mjambor@suse.cz>
10720 PR tree-optimization/42398
10721 * tree-sra.c (struct access): Removed flag grp_different_types.
10722 (dump_access): Do not dump the removed flag.
10723 (sort_and_splice_var_accesses): Do not set the removed flag.
10724 (sra_modify_expr): Check for type compatibility directly.
10726 2010-01-04 Martin Jambor <mjambor@suse.cz>
10728 PR tree-optimization/42366
10729 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
10730 edges with variable number of parameters.
10731 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
10732 flag instead of asserting it.
10733 (ipa_read_node_info): Read uses_analysis_done flag.
10735 2010-01-04 Richard Guenther <rguenther@suse.de>
10737 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
10738 iterative_hash_* as intended.
10739 (vn_reference_compute_hash): Likewise. Simplify hashing
10741 (vn_reference_lookup_2): Likewise.
10742 (vn_nary_op_compute_hash): Likewise.
10743 (vn_phi_compute_hash): Likewise.
10744 (expressions_equal_p): Remove strange code.
10745 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
10746 (pre_expr_hash): Likewise. Simplify hashing SSA names.
10747 (bitmap_insert_into_set_1): Take value-id as parameter.
10748 (add_to_value): Pass it.
10749 (bitmap_insert_into_set): Likewise.
10750 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
10752 2010-01-04 Jakub Jelinek <jakub@redhat.com>
10755 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
10756 (do_self_spec): For switches with SWITCH_IGNORE set set also
10757 SWITCH_IGNORE_PERMANENTLY.
10758 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
10761 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
10763 * lto-streamer-out.c (output_unreferenced_globals): Output the full
10764 tree of an unreferenced global var.
10766 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10769 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
10770 GTU to GT for V4SI and V2DI.
10772 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
10773 (umin<mode>3): Removed.
10775 (uminv4si3): Likewise.
10777 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10780 * collect2.c (main): Turn on trace in collect2 if -v is passed
10783 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
10785 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
10786 description of expression operand.
10788 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
10790 * configure.ac: Add install-html to target_list for Make-hooks.
10791 * configure: Regenerate.
10792 * fortran/Make-lang.in (F95_HTMLFILES): New.
10793 (fortran.html): Use it.
10794 (fortran.install-html): New.
10795 * Makefile.in (install-html): Add lang.install-html.
10796 * java/Make-lang.in (JAVA_HTMLFILES): New.
10797 (java.html): Use it.
10798 (java.install-html): New.
10799 * objc/Make-lang.in (objc.install-html): New.
10800 * objcp/Make-lang.in (obj-c++.install-html): New.
10801 * cp/Make-lang.in (c++.install-html): New.
10802 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
10803 * lto/Make-lang.in (lto.install-html): New.
10805 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10808 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
10810 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
10812 PR rtl-optimization/41862
10813 * store-motion.c (store_killed_in_insn, compute_store_table,
10814 remove_reachable_equiv_notes, replace_store_insn,
10815 build_store_vectors): Ignore all DEBUG_INSNs.
10817 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10820 * common.opt: Add dumpdir.
10822 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
10824 (option_map): Add --dumpdir.
10826 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
10828 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
10830 * opts.c (decode_options): Try dump_dir_name first if
10831 dump_base_name isn't an absolute path.
10832 (common_handle_option): Handle OPT_dumpdir.
10834 * toplev.c (dump_dir_name): New.
10835 (print_switch_values): Also ignore -dumpdir.
10837 * toplev.h (dump_dir_name): New.
10839 2010-01-03 Richard Guenther <rguenther@suse.de>
10841 PR tree-optimization/42589
10842 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
10843 double-word expansion of bswap32.
10845 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
10847 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
10848 with BLOCK_FOR_INSN.
10849 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
10850 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
10851 noce_process_if_block): Likewise.
10852 * gcse.c (compute_local_properties, insert_expr_in_table,
10853 insert_set_in_table, canon_list_insert, find_avail_set,
10854 pre_insert_copy_insn): Likewise.
10856 * basic-block.h (BLOCK_NUM): Move from here...
10857 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
10859 2010-01-03 Richard Guenther <rguenther@suse.de>
10861 PR tree-optimization/42438
10862 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
10863 contains_may_not_return_call flag.
10864 (BB_MAY_NOTRETURN): New.
10865 (valid_in_sets): Trapping nary operations are not valid
10866 in blocks that may not return.
10867 (insert_into_preds_of_block): Remove check for trapping expressions.
10868 (compute_avail): Compute also BB_MAY_NOTRETURN.
10870 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
10872 * doc/invoke.texi: Add 2010 to copyright years.
10874 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
10876 * config/sparc/sparc.c: Fix formatting nits.
10878 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
10879 Alexander Monakov <amonakov@ispras.ru>
10881 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
10883 2010-01-02 Richard Guenther <rguenther@suse.de>
10885 PR middle-end/42577
10886 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
10887 (simplify_switch_using_ranges): Mark to be removed edges
10890 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10892 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
10894 * collect2.c (scan_libraries): Add missing argument in call to
10897 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
10900 * config/alpha/predicates.md (aligned_memory_operand): Return false
10902 (unaligned_memory_operand): Return true for CQImode.
10903 * config/alpha/alpha.c (get_aligned_mem): Assert that location
10904 doesn not cross aligned SImode word boundary.
10906 2010-01-02 Anatoly Sokolov <aesok@post.ru>
10908 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
10910 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
10911 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
10913 2010-01-02 Richard Guenther <rguenther@suse.de>
10916 * toplev.c (compile_file): Emit LTO marker properly. Change
10917 it to __gnu_lto_v1.
10918 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
10920 2010-01-01 Richard Guenther <rguenther@suse.de>
10923 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
10925 2010-01-01 Richard Guenther <rguenther@suse.de>
10928 * c-decl.c (grokdeclarator): For zero-size arrays force
10929 structural equality checks as layout_type does.
10931 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10933 * builtins.c: Update copyright to 2010.
10935 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10938 * lto-streamer-out.c (produce_asm): Revert the last change.
10939 (copy_function): Likewise.
10941 * lto-streamer.c (lto_get_section_name): Skip any leading
10944 2010-01-01 Richard Guenther <rguenther@suse.de>
10946 PR middle-end/42559
10947 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
10951 Copyright (C) 2010 Free Software Foundation, Inc.
10953 Copying and distribution of this file, with or without modification,
10954 are permitted in any medium without royalty provided the copyright
10955 notice and this notice are preserved.