1 2010-05-21 Julian Brown <julian@codesourcery.com>
2 Mark Mitchell <mark@codesourcery.com>
4 * config/arm/arm.c (arm_function_ok_for_sibcall): Only forbid
5 sibling calls for Thumb-1.
6 * config/arm/arm.h (USE_RETURN_INSN): Enable for Thumb-2.
7 * config/arm/arm.md (*call_symbol, *call_value_symbol): Use for
9 (*call_insn, *call_value_insn): Don't use for Thumb-2.
10 (sibcall, sibcall_value, *sibcall_insn, *sibcall_value_insn): Use
12 (return): New expander.
13 (*arm_return): New name for ARM return insn.
14 * config/arm/thumb2.md (*thumb2_return): New insn pattern.
16 2010-05-19 Joel Sherrill <joel.sherrill@oarcorp.com>
18 * config.gcc (sparc64-*-rtems*): New target.
20 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
22 * tree.c (build_function_decl_skip_args): Fix grammar.
23 (build_function_type_list_1): Fix typos, adjust formatting.
25 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
27 * tree.h: Include real.h and fixed-value.h as basic datatypes.
28 * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h,
29 tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c,
30 tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c,
31 tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c,
32 genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c,
33 tree-pretty-print.c, tree-loop-distribution.c,
34 tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c,
35 tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c,
36 tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c,
37 tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c,
38 tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c,
39 tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c,
40 tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c,
41 tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c,
42 tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c,
43 tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c,
44 genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c,
45 tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c,
46 gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c,
47 tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c,
48 tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c,
49 store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c,
50 tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c,
51 tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c,
52 tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c,
53 tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c,
54 fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c,
55 tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c,
56 config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c,
57 config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c,
58 config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c,
59 config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c,
60 config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c,
61 config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c,
62 config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c,
63 config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c,
64 config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c,
65 config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c,
66 config/score/score7.c, config/score/score.c, config/arm/arm.c,
67 config/pa/pa.c, config/mips/mips.c, config/vax/vax.c,
68 config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c,
70 Clean up redundant includes.
71 * Makefile.in: Update accordingly.
73 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
76 * builtins.c (fold_call_stmt): Pass &error_mark_node if the call
77 statement has no arguments.
79 2010-05-21 Kai Tietz <kai.tietz@onevision.com>
82 * varasm.c (emutls_decl): Merge attributes to new decl.
84 2010-05-21 Eric Botcazou <ebotcazou@adacore.com>
87 * gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR
88 around the uniquized constructor if its type requires a conversion.
90 2010-05-21 Jakub Jelinek <jakub@redhat.com>
93 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
94 at -O0 goto_locus of any of the incoming edges differs from
95 goto_locus of outgoing edge, or gimple_location of any of the
98 2009-09-14 Vladimir Makarov <vmakarov@redhat.com>
100 * ira.c (ira_non_ordered_class_hard_regs): Define.
101 (setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs.
102 * ira-int.h (ira_non_ordered_class_hard_regs): Declare.
103 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase
104 cost of unaligned hard regs when allocating multi-reg pseudos.
106 2010-05-20 Richard Sandiford <rdsandiford@googlemail.com>
108 * config.gcc (mips*-sde-elf*): Don't use sdemtk.opt.
109 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_no_float
111 * config/mips/mips.c (mips_file_start): Expand conditional expression
112 into "if" statements. Use .gnu_attribute 4,0 for TARGET_NO_FLOAT.
113 (mips_override_options): Move -mno-float override -msoft-float and
115 * config/mips/mips.opt (mno-float): Move from sdemtk.opt, but add
116 Condition(TARGET_SUPPORTS_NO_FLOAT).
117 * config/mips/sdemtk.h (TARGET_OS_CPP_BUILTINS): Don't set
118 __mips_no_float here.
119 (SUBTARGET_OVERRIDE_OPTIONS): Delete.
120 (TARGET_SUPPORTS_NO_FLOAT): Define.
121 * config/mips/sdemtk.opt: Delete.
123 2010-05-20 Segher Boessenkool <segher@kernel.crashing.org>
125 * ipa-prop.c (compute_complex_ancestor_jump_func): Bail
128 2010-05-20 Uros Bizjak <ubizjak@gmail.com>
131 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
132 * configure: Regenerate.
133 * config.in: Regenerate.
134 * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
135 instead of sahf only for 64bit targets.
137 2010-05-20 Jakub Jelinek <jakub@redhat.com>
140 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
141 setup_ref_regs for DEBUG_INSNs.
143 2010-05-20 Jan Hubicka <jh@suse.cz>
146 * varpool.c (varpool_remove_node): Handle in-varpool aliases.
148 2010-05-20 Kenneth Zadeck <zadeck@naturalbridge.com>
151 * df-scan.c (df_ref_compare): Stabilize sort.
153 2010-05-20 Jakub Jelinek <jakub@redhat.com>
155 * dwarf2out.c (new_loc_descr_op_bit_piece): Add offset
156 argument. Don't use DW_OP_piece if offset is non-zero,
157 put offset into second DW_OP_bit_piece argument.
158 (dw_sra_loc_expr): Adjust callers. For memory expressions
161 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
164 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
165 settings for 16-bit-constant "addo" alternative.
167 2010-05-19 James E. Wilson <wilson@codesourcery.com>
169 * config/mips/mips-dsp.md (add<DSPV:mode>3,
170 mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>): Add ISA_HAS_DSP condition.
173 * mips.c (mips_call_expr_from_insn): New arg second_call. Set it.
174 (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
177 2010-05-19 Joseph Myers <joseph@codesourcery.com>
179 * diagnostic.c (FLOAT, FFS): Don't undefine.
180 * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
181 * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
184 2010-05-19 Richard Sandiford <rdsandiford@googlemail.com>
186 * combine.c (propagate_for_debug): Call make_compound_operation
188 (try_combine): When implementing a split chosen by find_split_point,
189 either copy i2src or set it to null. Assert that i2src is not null
190 before substituting into CALL_INSN_FUNCTION_USAGE.
192 2010-05-19 Anatoly Sokolov <aesok@post.ru>
194 * double-int.h (double_int_ior): New function.
195 * tree.h (build_int_cst_wide_type): Remove.
196 * tree.c (build_int_cst_wide_type): Remove.
197 * fold-const.c (native_interpret_int): Use double_int_to_tree instead
198 of build_int_cst_wide_type.
199 * stor-layout.c (set_sizetype): (Ditto.).
200 * dojump.c (do_jump): Use build_int_cstu instead of
201 build_int_cst_wide_type.
203 2010-05-19 Eric Botcazou <ebotcazou@adacore.com>
205 * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
206 * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
207 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
208 * gimplify.c: (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
209 TARGET_EXPR nodes, but only once, if instructed to do so. Do not
210 propagate the 'data' argument to copy_tree_r.
211 (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
212 Propagate 'data' argument to walk_tree.
213 (copy_if_shared): New function.
214 (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
215 (unmark_visited): New function.
216 (unshare_body): Call copy_if_shared instead of doing it manually.
217 (unvisit_body): Call unmark_visited instead of doing it manually.
219 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
221 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
222 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
224 * target-def.h (TARGET_FOLD_BUILTIN): Define to
225 hook_tree_tree_int_treep_bool_null.
226 * target.h: (struct gcc_target): Update signature of fold_builtin
228 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
229 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
230 instead of the call expression.
231 (fold_builtin_call_array): Pass n and argarray directly.
232 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
234 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
235 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
236 `i' and use it in place of `arity'.
237 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
238 Dereference `args' directly.
239 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
241 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
243 * doc/sourcebuild.texi (Effective-Target Keywords): Document
245 (Directives): Document optional dg-require-effective-target
248 2010-05-19 Richard Guenther <rguenther@suse.de>
251 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
253 2010-05-19 Richard Guenther <rguenther@suse.de>
255 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
256 * common.opt (fwhopr=): New.
257 * opts.c (common_handle_option): Handle OPT_fwhopr.
258 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
259 * collect2.c (main): Match -fwhopr*.
260 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
261 Execute ltrans stage in parallel when jobs is bigger than 1.
263 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
265 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
266 pentiumpro on Solaris 8/x86 with Sun as.
267 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
269 (gcc_cv_as_ix86_quad): Check for .quad directive.
270 * configure: Regenerate.
271 * config.in: Regenerate.
272 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
274 2010-05-19 Martin Jambor <mjambor@suse.cz>
276 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
277 also for indirect edges. Actual printing moved...
278 (ipa_print_node_jump_functions_for_edge): ...here.
279 (ipa_compute_jump_functions): Renamed to
280 ipa_compute_jump_functions_for_edge and made static.
281 (ipa_compute_jump_functions): New function.
282 (make_edge_direct_to_target): Check if the number of arguments on
283 the newly direct edge is the same as the number of parametrs of
285 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
286 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
287 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
288 analysis functions unconditionally, call the new
289 ipa_analyze_params_uses on the node instead of every edge.
291 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
293 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
295 (dump_mem_ref): Adopt debug code to handle a tree as step. This
296 also checks for a constant int vs. non-constant but
297 loop-invariant steps.
298 (find_or_create_group): Change the sort algorithm to only consider
299 steps that are constant ints.
300 (idx_analyze_ref): Adopt code to handle a tree instead of a
301 HOST_WIDE_INT for step.
302 (gather_memory_references_ref): Handle tree instead of int and be
303 prepared to see a NULL_TREE.
304 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
305 prefetches if the step cannot be calculated at compile time.
306 (issue_prefetch_ref): Issue prefetches for non-constant but
307 loop-invariant steps.
309 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
312 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
314 * tree.h (build_call_list): Remove.
315 * tree.c (build_call_list): Remove.
317 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
319 * tree.h (build_call_list): Remove.
320 * tree.c (build_call_list): Remove.
322 2010-05-18 Jan Hubicka <jh@suse.cz>
324 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
326 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
328 PR rtl-optimization/43332
329 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
331 2010-05-18 Anatoly Sokolov <aesok@post.ru>
333 * tree.h (build_int_cstu): Implement as static inline.
334 * tree.c (build_int_cstu): Remove function.
335 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
338 2010-05-18 Richard Guenther <rguenther@suse.de>
341 * lto-wrapper.c (verbose): New variable. Initialize from -v.
342 (debug): Initialize from -save-temps.
343 (collect_execute): Print command-line when verbose.
344 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
345 for ltrans invocation. Produce -dumpbase flag again.
346 (process_args): Remove.
348 * collect2.c (maybe_run_lto_and_relink): Only pass object
349 files to lto-wrapper.
350 * gcc.c (LINK_COMMAND_SPEC): Likewise.
352 2010-05-18 Jan Hubicka <jh@suse.cz>
354 * opts.c (decode_options): Do not disable whopr at ipa_cp.
355 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
357 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
360 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
362 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
365 2010-05-18 Jakub Jelinek <jakub@redhat.com>
368 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
371 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
373 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
374 lto-macho as lto_binary_reader.
376 * darwin.c (darwin_asm_named_section): Do not add assembler comment
377 after .section directive; just print it before the directive instead.
379 2010-05-17 Jan Hubicka <jh@suse.cz>
381 * cgraph.c (cgraph_create_virtual_clone): Only check
382 versionable_function_p when not in wpa and checking is enabled.
383 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
384 there are no more functions to materialize.
386 2010-05-17 Jan Hubicka <jh@suse.cz>
388 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
389 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
391 (output_cgraph): Call output_cgraph_opt_summary.
392 (input_cgrpah): Call input_cgraph_opt_summary.
393 (output_cgraph_opt_summary_p, output_node_opt_summary,
394 input_node_opt_summary, input_cgraph_opt_section): New functions.
395 * lto-section-in.c (lto_section_name): Add cgraphopt.
396 * tree-inline.c (tree_function_versioning): Handle parm_num.
397 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
398 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
400 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
402 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
403 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
404 the insn to prefetch ratio heuristic to loops with known trip count.
406 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
408 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
409 (schedule_prefetches): Do not generate a prefetch if the unroll factor
410 is far from what is required by the prefetch.
412 2010-05-17 Jan Hubicka <jh@suse.cz>
414 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
415 (ipcp_estimate_growth): Likewise.
416 (ipcp_const_param_count): Likewise.
417 (ipcp_insert_stage): Likewise.
418 * ipa-prop.c (visit_load_for_mod_analysis): New function.
419 (visit_store_addr_for_mod_analysis): Set used flag.
420 (ipa_detect_param_modifications): Set used flag for SSE params;
421 update use of walk_stmt_load_store_addr_ops.
422 (ipa_print_node_params): Print used flag.
423 (ipa_write_node_info): Stream used flag.
424 (ipa_read_node_info): Likewise.
425 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
426 (ipa_is_param_used): New function.
427 (lto_ipa_fixup_call_notes): Remove unused declaration.
429 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
432 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
433 * configure: Regenerate.
434 * config.in: Regenerate.
435 * config/i386/i386.c (print_operand) <case ;>: Also print ";" if
436 !HAVE_AS_IX86_REP_LOCK_PREFIX.
437 Don't emit whitespace.
438 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
439 (*rep_movsi): Likewise.
440 (*rep_movsi_rex64): Likewise.
441 (*rep_movqi): Likewise.
442 (*rep_movqi_rex64): Likewise.
443 (*rep_stosdi_rex64): Likewise.
444 (*rep_stossi): Likewise.
445 (*rep_stossi_rex64): Likewise.
446 (*rep_stosqi): Likewise.
447 (*rep_stosqi_rex64): Likewise.
448 (*cmpstrnqi_nz_1): Use {%;} after repz.
449 (*cmpstrnqi_nz_rex_1): Likewise.
450 (*cmpstrnqi_1): Likewise.
451 (*cmpstrnqi_rex_1): Likewise.
452 (*strlenqi_1): Use {%;} after repnz.
453 (*strlenqi_rex_1): Likewise.
454 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
455 (*sync_compare_and_swap<mode>): Likewise.
456 (sync_double_compare_and_swap<mode>): Likewise.
457 (*sync_double_compare_and_swapdi_pic): Likewise.
458 (sync_old_add<mode>): Likewise.
459 (sync_add<mode>): Likewise.
460 (sync_sub<mode>): Likewise.
461 (sync_<code><mode>): Likewise.
463 2010-05-17 Martin Jambor <mjambor@suse.cz>
465 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
466 otr_token and polymorphic.
467 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
468 (cgraph_clone_edge): Copy the above fields.
469 * tree.c (get_binfo_at_offset): New function.
470 * tree.h (get_binfo_at_offset): Declare.
471 * ipa-prop.h (enum jump_func_type): Added known_type jump function
472 type, reordered items, updated comments.
473 (union jump_func_value): Added base_type field, reordered fields.
474 (enum ipa_lattice_type): Moved down in the file.
475 (struct ipa_param_descriptor): New field polymorphic.
476 (ipa_is_param_polymorphic): New function.
477 * ipa-prop.c: Include gimple.h and gimple-fold.h.
478 (ipa_print_node_jump_functions): Print known type jump functions.
479 (compute_complex_pass_through): Renamed to...
480 (compute_complex_assign_jump_func): this.
481 (compute_complex_ancestor_jump_func): New function.
482 (compute_known_type_jump_func): Likewise.
483 (compute_scalar_jump_functions): Create known type and complex ancestor
485 (ipa_note_param_call): New parameter polymorphic, set the corresponding
486 flag in the call note accordingly.
487 (ipa_analyze_call_uses): Renamed to...
488 (ipa_analyze_indirect_call_uses): this. New parameter target, define
489 variable var only in the block where it is used.
490 (ipa_analyze_virtual_call_uses): New function.
491 (ipa_analyze_call_uses): Likewise.
492 (combine_known_type_and_ancestor_jfs): Likewise.
493 (update_jump_functions_after_inlining): Implemented handling of a
494 number of new jump function types combination.
495 (print_edge_addition_message): Removed.
496 (make_edge_direct_to_target): New function.
497 (try_make_edge_direct_simple_call): Likewise.
498 (try_make_edge_direct_virtual_call): Likewise.
499 (update_call_notes_after_inlining): Renamed to...
500 (update_indirect_edges_after_inlining): this. Moved edge creation for
501 indirect calls to try_make_edge_direct_simple_call, also calls
502 try_make_edge_direct_virtual_call for virtual calls.
503 (ipa_print_node_params): Changed the header message.
504 (ipa_write_jump_function): Stream also known type jump functions.
505 (ipa_read_jump_function): Likewise.
506 (ipa_write_indirect_edge_info): Stream new fields in
507 cgraph_indirect_call_info.
508 (ipa_read_indirect_edge_info): Likewise.
509 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
512 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
514 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
516 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
518 * tree.h (CALL_EXPR_ARGS): Delete.
519 (call_expr_arglist): Delete.
520 * tree.c (call_expr_arglist): Delete.
521 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
522 targetm.fold_builtin.
523 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
524 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
525 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
526 arglist parameter. Use CALL_EXPR_ARG.
527 (picochip_expand_builtin_3op): Likewise.
528 (picochip_expand_builtin_2opvoid): Likewise.
529 (picochip_expand_array_get): Likewise.
530 (picochip_expand_array_put): Likewise.
531 (picochip_expand_array_testport): Likewise.
532 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
534 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
536 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
537 than TREE_VALUE and TREE_CHAIN.
538 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
539 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
542 2010-05-17 Jakub Jelinek <jakub@redhat.com>
545 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
546 to have no fallthru edge.
549 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
550 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
551 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
552 add BARRIER after previous bb if needed.
554 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
556 * tree.c (build_function_type_list_1): Remove bogus assert condition.
558 2010-05-17 Alan Modra <amodra@gmail.com>
560 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
561 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
562 with copy_reg rtx param.
563 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
564 Correct cases where code for ABI_V4 did not initialise the reg
565 used to access frame. Also leave frame_reg_rtx as sp for large
566 frames that save no regs.
568 2010-05-17 Martin Jambor <mjambor@suse.cz>
571 * tree-sra.c (create_access_replacement): New parameter rename, mark
572 the replaement for renaming only when it is true.
573 (get_access_replacement): Pass true in the rename parameter of
574 create_access_replacement.
575 (get_unrenamed_access_replacement): New function.
576 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
577 replacement declaration from it.
579 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
581 * function.c (try_fit_stack_local, add_frame_space): New static
583 (assign_stack_local_1): Use them. Look for opportunities to use
584 space previously wasted on alignment.
585 * function.h (struct frame_space): New.
586 (struct rtl_data): Add FRAME_SPACE_LIST member.
587 * reload1.c (something_was_spilled): New static variable.
589 (reload): Test it in addition to testing if the frame size changed.
591 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
593 * config/s390/s390.c: Define sane prefetch settings and activate
594 flag_prefetch_loop_arrays on -O3.
595 * config/s390/s390.h: Declare that read can use write prefetch.
597 2010-05-17 Jakub Jelinek <jakub@redhat.com>
599 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
602 2010-05-16 Jan Hubicka <jh@suse.cz>
604 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
605 function body; do not check stdarg field of struct function.
607 2010-05-16 Jan Hubicka <jh@suse.cz>
609 * cgraph.c (dump_cgraph_node): Dump versionable flag.
610 * cgraph.h (cgraph_local_info): Add versionable flag.
611 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
612 (ipcp_versionable_function_p): Use it.
613 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
616 2010-05-16 Jan Hubicka <jh@suse.cz>
618 * cgraph.c (cgraph_clone_node): Take decl argument and insert
619 clone into hash when it is different from orig.
620 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
621 * cgraph.h (cgraph_clone_node): Update prototype.
622 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
623 (lto_cgraph_encoder_delete): Delete body map.
624 (lto_cgraph_encoder_size): Move to header.
625 (lto_cgraph_encoder_encode_body_p,
626 lto_set_cgraph_encoder_encode_body): New.
627 (lto_output_node): Do not take written_decls argument; output clone_of
629 (add_node_to): Add include_body_argument; call
630 lto_set_cgraph_encoder_encode_body on master of the clone.
631 (add_references): Update use of add_node_to.
632 (compute_ltrans_boundary): Likewise.
633 (output_cgraph): Do not create written_decls bitmap.
634 (input_node): Take nodes argument; stream in clone_of correctly.
635 (input_cgraph_1): Update use of input_node.
636 * lto-streamer-out.c (lto_output): Use encoder info to decide
637 what bodies to output.
638 * ipa-inline.c (cgraph_clone_inlined_nodes,
639 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
640 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
641 (lto_cgraph_encoder_size): Define here.
642 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
645 2010-05-16 Richard Guenther <rguenther@suse.de>
647 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
649 * ipa-type-escape.c (gate_type_escape_vars): Run when
650 -fipa-struct-reorg runs.
651 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
652 * common.opt (fipa-type-escape): Remove.
654 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
656 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
657 (decode_options): Likewise.
658 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
660 2010-05-16 Jan Hubicka <jh@suse.cz>
662 * ipa.c (function_and_variable_visibility): Also bring local all
665 2010-05-16 Richard Guenther <rguenther@suse.de>
667 * alias.c (nonoverlapping_memrefs_p): Remove use of
668 IPA type-escape information.
670 2010-05-16 Joseph Myers <joseph@codesourcery.com>
672 * c-common.c (c_common_reswords): Add _Static_assert for C.
673 * c-parser.c (c_token_starts_declaration,
674 c_parser_next_token_starts_declaration,
675 c_parser_static_assert_declaration_no_semi,
676 c_parser_static_assert_declaration): New.
677 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
678 Handle static assertions if static_assert_ok.
679 (c_parser_external_declaration, c_parser_declaration_or_fndef,
680 c_parser_compound_statement_nostart, c_parser_label,
681 c_parser_for_statement, c_parser_objc_methodprotolist,
682 c_parser_omp_for_loop): All callers of
683 c_parser_declaration_or_fndef changed.
684 (c_parser_struct_declaration): Handle static assertions.
685 (c_parser_compound_statement_nostart): Use
686 c_parser_next_token_starts_declaration and
687 c_token_starts_declaration to detect start of declarations.
688 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
691 2010-05-16 Anatoly Sokolov <aesok@post.ru>
693 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
694 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
695 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
696 TARGET_FUNCTION_VALUE_REGNO_P): Define.
697 (mmix_function_outgoing_value): Rename to...
698 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
699 (mmix_function_value_regno_p): Make static.
700 (mmix_libcall_value): New function.
701 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
702 mmix_function_value_regno_p): Remove declaration.
704 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
706 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
707 BUILT_IN_ALLOCA if stack checking is enabled.
709 2010-05-16 Richard Guenther <rguenther@suse.de>
711 * var-tracking.c (vars_copy_1): Inline ...
712 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
713 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
714 (variable_merge_over_cur): Adjust. Merge asserts.
715 (variable_merge_over_src): Likewise.
716 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
717 (variable_post_merge_new_vals): Merge asserts.
718 (variable_post_merge_perm_vals): Likewise.
719 (find_mem_expr_in_1pdv): Likewise.
720 (dataflow_set_different_value): Remove.
721 (onepart_variable_different_p): Merge asserts.
722 (variable_different_p): Likewise.
723 (dataflow_set_different_1): Inline ...
724 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
725 (emit_notes_for_differences_1): Merge asserts.
727 2010-05-16 Richard Guenther <rguenther@suse.de>
729 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
730 * optabs.c (libfunc_decl_hash): Likewise.
731 * varasm.c (emutls_decl): Likewise.
733 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
735 * c-decl.c: Don't include gimple.h.
736 (merge_decls): Do not copy gimple_body.
738 2010-05-15 Jason Merrill <jason@redhat.com>
740 * c.opt: Add -fnothrow-opt.
742 2010-05-15 Jan Hubicka <jh@suse.cz>
744 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
746 * passes.c (ipa_write_summaries): Write all analyzed nodes.
748 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
750 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
751 * Makefile.in: Add it.
752 Fix all other Makefile dependencies for changes below.
753 * tree.h: Include it instead of defining VEC primitives here.
754 * gimple.h: Likewise.
756 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
757 * except.h: Include vecir.h, break dependence on tree.h.
759 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
761 * tree-iterator.c: ...to here.
762 * tree-iterator.h: Fix file introduction comment. Add extern markers.
764 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
766 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
767 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
768 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
769 tree-mudflap.h, and target.h.
770 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
771 predict.h, tree-inline.h, gimple.h, and langhooks.h.
772 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
773 Add FIXME for why gimple.h is still included (should be unnecessary
774 since GCC 4.5 gimplification unit-at-a-time).
775 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
776 * c-pragma.c: Add FIXME for why function.h needs to be included just
777 for cfun, at front-end level.
778 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
779 Do not include ggc.h, but include vecprim.h for VEC(char).
780 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
781 Explain why target.h is included.
782 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
783 Explain why gimple.h is included.
784 * c-ppoutput.c: Do not include tm.h.
785 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
786 * c-parses.c: Explain why rtl.h is included, and that this (and only
787 this) is also why tm.h must be included.
788 Do not include except.h.
789 * c-lang.c: Do not include ggc.h.
791 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
793 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
795 2010-05-15 Joseph Myers <joseph@codesourcery.com>
797 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
798 unions by default if those structs and unions have no tags. Do
799 not condition anonymous struct and unions handling on flag_iso.
800 Allow anonymous structs and unions for C1X.
801 (finish_struct): Do not diagnose lack of named fields when
802 anonymous structs and unions present for C1X. Accept flexible
803 array members in structure with anonymous structs or unions but no
804 directly named fields.
805 * doc/extend.texi (Unnamed Fields): Update.
807 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
809 * gimple.h (compare_field_offset): Rename into...
810 (gimple_compare_field_offset): ...this.
811 * gimple.c (compare_field_offset): Rename into...
812 (gimple_compare_field_offset): ...this. Compare the full access if
813 the offset is self-referential.
814 (gimple_types_compatible_p): Adjust for above renaming.
815 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
816 DECL_NONADDRESSABLE_P flag of fields before merging them.
818 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
820 * tree.h (ctor_to_list): Delete.
821 * tree.c (ctor_to_list): Delete.
823 2010-05-15 Jan Hubicka <jh@suse.cz>
825 * ipa-reference.c: Include toplev.h
826 (is_proper_for_analysis): Only add to all_module_statics
828 (write_node_summary_p, stream_out_bitmap,
829 ipa_reference_write_optimization_summary,
830 ipa_reference_read_optimization_summary): New.
831 (struct ipa_opt_pass_d pass_ipa_reference): Add
832 optimization summary streaming.
833 * lto-cgraph.c (referenced_from_this_partition_p,
834 reachable_from_this_partition_p): New functions.
835 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
836 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
837 * opts.c (decode_options): Enable ipa_reference.
838 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
839 * lto-streamer.h (referenced_from_this_partition_p,
840 reachable_from_this_partition_p): Declare.
842 2010-05-15 Richard Guenther <rguenther@suse.de>
844 PR tree-optimization/44038
845 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
846 taking the address of a V_C_E of a constant.
848 2010-05-14 Jan Hubicka <jh@suse.cz>
850 * tree.h (memory_identifier_string): Remove.
851 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
852 (ipa_reference_global_vars_info_d): Remove statics_not_read and
854 (ipa_reference_optimization_summary_d): New structure.
855 (ipa_reference_optimization_summary_t): New type and vector.
856 (ipa_reference_vars_info_d): Embedd structures instead of using
858 (reference_vars_to_consider): Remove out of GGC space.
859 (module_statics_escape): Remove.
860 (global_info_obstack): Rename to ...
861 (optimization_summary_obstack): ... this one.
862 (initialization_status_t): Remove.
863 (memory_identifier_string): Remove.
864 (get_reference_vars_info): Fix indenting.
865 (set_reference_vars_info): Likewise.
866 (get_reference_optimization_summary): New.
867 (set_reference_optimization_summary): New.
868 (get_global_reference_vars_info): Remove.
869 (ipa_reference_get_read_global): Remove.
870 (ipa_reference_get_written_global): Remove.
871 (ipa_reference_get_not_read_global): Update.
872 (ipa_reference_get_not_written_global): Update.
873 (is_proper_for_analysis): Outlaw addressable.
874 (propagate_bits): Update for new datastructures.
875 (analyze_variable): Remove.
876 (init_function_info): Update for new datastructures.
877 (clean_function_local_data): Remove.
878 (clean_function): Remove.
879 (copy_global_bitmap): Use optimizations_summary_obstack.
880 (duplicate_node_data): Duplicate optimization summary only.
881 (remove_node_data): Remove optimization summary only.
882 (generate_summary): Do not analyze variables; do not compute
883 module_statics_escape; do not prune solutions by it.
884 (read_write_all_from_decl): Fix typos in comments.
885 (propagate): Doscover readonly and nonaddressable first;
886 update for new datastructures; share global bitmaps.
887 * ipa-reference.h (ipa_reference_get_read_global,
888 ipa_reference_get_written_global): Remove.
889 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
890 * Makefile.in: Remove ipa-refereference from GT files.
892 2010-05-14 Jakub Jelinek <jakub@redhat.com>
895 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
896 for all SYMBOL_REF_DECLs.
898 2010-05-14 Jan Hubicka <jh@suse.cz>
900 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
901 (varpool_all_refs_explicit_p): New inline function.
902 * ipa-reference.c: Update comment.
903 (module_statics_written): Remove.
904 (get_static_decl): Remove.
905 (ipa_init): Do not initialize module_statics_written.
906 (analyze_function): Likewise.
907 (generate_summary): Likewise; do not compute module_statics_readonly
908 and do not update variable flags.
909 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
910 * ipa.c: Inlucde flags.h
911 (cgraph_local_node_p): New.
912 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
913 promote functions to local.
914 (ipa_discover_readonly_nonaddressable_vars): New function.
915 (function_and_variable_visibility): Use cgraph_local_node_p.
916 * varpool.c (varpool_finalize_decl): Set force_output for
917 DECL_PRESERVE_P vars.
919 2010-05-14 Jan Hubicka <jh@suse.cz>
921 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
923 2010-05-14 Richard Guenther <rguenther@suse.de>
925 PR tree-optimization/44119
926 * tree-ssa-pre.c (eliminate): Properly mark replacement of
927 a PHI node necessary.
929 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
931 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
933 2010-05-14 Jason Merrill <jason@redhat.com>
936 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
937 (gimple_call_set_nothrow): New.
938 * gimple.c (gimple_build_call_from_tree): Call it.
939 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
942 * gimplify.c (gimplify_seq_add_stmt): No longer static.
943 * gimple.h: Declare it.
944 * gimple.c (gimple_build_eh_filter): No ops.
946 2010-05-14 Jan Hubicka <jh@suse.cz>
948 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
949 nodes already in queue.
950 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
953 2010-05-14 Jakub Jelinek <jakub@redhat.com>
956 * cfgexpand.c (expand_debug_expr): If non-memory op0
957 has BLKmode, return NULL.
959 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
961 * config.gcc: Add support for --with-cpu option for bdver1.
962 * config/i386/i386.h (TARGET_BDVER1): New macro.
963 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
964 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
965 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
966 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
967 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
968 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
969 (processor_type): Add PROCESSOR_BDVER1.
970 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
971 processor_type in config/i386/i386.h.
972 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
973 movaps <reg, reg> instead of movapd <reg, reg> when replacing
974 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
975 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
976 to emit packed xor instead of packed double/packed integer
977 xor for SSE and AVX when moving a zero value.
978 * config/i386/sse.md: Add check for
979 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
980 movapd/movdqa for SSE and AVX.
981 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
982 single logical operations i.e and, or and xor instead of packed double
983 logical operations for SSE and AVX.
984 * config/i386/i386-c.c (ix86_target_macros_internal):
985 Add PROCESSOR_BDVER1.
986 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
987 (has_fma4, has_xop): New.
988 * config/i386/i386.c (bdver1_cost): New variable.
989 (m_BDVER1): New macro.
990 (m_AMD_MULTIPLE): Add m_BDVER1.
991 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
992 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
993 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
994 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
995 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
996 x86_tune_sse_partial_reg_dependency,
997 x86_tune_sse_unaligned_load_optimal,
998 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
999 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
1000 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
1001 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
1002 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
1003 Enable/disable for bdver1.
1004 (processor_target_table): Add bdver1_cost.
1005 (cpu_names): Add bdver1.
1006 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
1007 processor_alias_table.
1008 (ix86_expand_vector_move_misalign): Change.
1009 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
1010 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
1011 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
1012 of movupd/movdqu for SSE and AVX.
1013 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
1014 (ix86_tune_adjust_cost): Add code for bdver1.
1015 (standard_sse_constant_opcode): Add check for
1016 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
1017 of packed double xor for SSE and AVX.
1019 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
1021 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
1024 2010-05-14 Tristan Gingold <gingold@adacore.com>
1026 * toplev.c (default_debug_hooks): Remove this variable.
1027 (process_options): Remove assignments to default_debug_hooks.
1029 2010-05-14 Martin Jambor <mjambor@suse.cz>
1031 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
1032 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
1033 * langhooks.h (struct lang_hooks_for_decls): Removed field
1035 * tree.c (free_lang_data): Remove assignment to
1036 lang_hooks.fold_obj_type_ref.
1037 * tree.def (OBJ_TYPE_REF): Update comment.
1039 2010-05-14 Richard Guenther <rguenther@suse.de>
1041 PR tree-optimization/44124
1042 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
1044 2010-05-14 Alan Modra <amodra@gmail.com>
1047 * config/rs6000/rs6000.c (struct machine_function): Reorder
1048 fields for better packing. Add lr_save_state.
1049 (rs6000_ra_ever_killed): Return lr_save_state if set.
1050 (rs6000_emit_eh_reg_restore): Set lr_save_state.
1052 2010-05-13 Jan Hubicka <jh@suse.cz>
1054 * varpool.c (decide_is_variable_needed): Drop code checking
1055 TREE_SYMBOL_REFERENCED.
1057 2010-05-13 Jan Hubicka <jh@suse.cz>
1059 * final.c (output_addr_const): Do not call mark_decl_referenced.
1060 * cgraphunit.c (process_function_and_variable_attributes): Use
1061 mark_needed_node dirrectly.
1062 (assemble_thunk): Do not call mark_decl_referenced.
1064 2010-05-13 Anatoly Sokolov <aesok@post.ru>
1066 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
1068 2010-05-13 Jeff Law <law@redhat.com>
1070 * ira-conflicts.c (print_allocno_conflicts): New function broken out
1072 (print_conflicts): Call print_allocno_conflicts.
1074 2010-05-13 Jakub Jelinek <jakub@redhat.com>
1077 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
1080 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
1082 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
1083 t-mingw-w64 or t-mingw-w32 for multilib configuration.
1084 * config/i386/t-mingw-w32: New.
1085 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
1087 2010-05-13 Martin Jambor <mjambor@suse.cz>
1089 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
1091 * gimple-fold.c (get_base_binfo_for_type): New function.
1092 (gimple_get_relevant_ref_binfo): Likewise.
1093 (gimple_fold_obj_type_ref_known_binfo): Likewise.
1094 (gimple_fold_obj_type_ref): Likewise.
1095 (fold_gimple_call): Simplify condition for folding virtual calls
1096 and call gimple_fold_obj_type_ref.
1097 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
1098 (gimple_fold_obj_type_ref_known_binfo): Likewise.
1100 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
1102 * config/rs6000/rs6000-protos.h
1103 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
1104 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
1105 (rs6000_debug_mode_dependent_address)
1106 (rs6000_mode_dependent_address_ptr): Likewise.
1108 2010-05-13 Jakub Jelinek <jakub@redhat.com>
1111 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
1113 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
1114 * tree-sra.c (create_access_replacement): Call unshare_expr before
1115 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
1116 * dwarf2out.c: Include tree-flow.h.
1117 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
1118 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
1119 Handle DW_OP_bit_piece.
1120 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
1121 construct_piece_list, adjust_piece_list): New functions.
1122 (add_var_loc_to_decl): Handle SRA optimized variables.
1123 Adjust for var_loc_note to loc field renaming.
1124 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
1125 in VAR_LOCATION note.
1126 (new_loc_descr_op_bit_piece): New function.
1127 (dw_sra_loc_expr): New function.
1128 (dw_loc_list): Use it. Don't handle the last range after the
1129 loop, handle it inside of the loop. Adjust for var_loc_note
1130 to loc field renaming.
1131 (add_location_or_const_value_attribute): Only special case
1132 single entry loc lists if loc is NOTE_P. Adjust for
1133 var_loc_note to loc field renaming.
1134 (dwarf2out_var_location): Don't set newloc->var_loc_note
1135 and newloc->next here.
1137 2010-05-12 Jan Hubicka <jh@suse.cz>
1139 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
1141 * cgraph.h (cgraph_only_called_directly_p,
1142 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
1143 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
1144 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
1146 * ipa.c (cgraph_remove_unreachable_nodes): Use
1147 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
1149 * tree-inline.c (copy_bb): Check address_taken flag.
1150 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
1151 externally_visible flag.
1153 2010-05-12 Jason Merrill <jason@redhat.com>
1157 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
1158 * sdbout.c (plain_type_1): Likewise.
1159 * dwarf2out.c (is_base_type): Likewise.
1160 (gen_type_die_with_usage): Likewise. Generate
1161 DW_TAG_unspecified_type for any LANG_TYPE.
1163 2010-05-12 Jan Hubicka <jh@suse.cz>
1165 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
1167 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
1168 (cgraph_clone_edge): Update.
1169 (cgraph_node_remove_callees): Remove indirect calls too.
1170 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
1171 (cgraph_create_indirect_edge): Update prototype.
1172 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
1173 is_proper_for_analysis.
1174 (add_new_function, visited_nodes, function_insertion_hook_holder,
1175 get_local_reference_vars_info, mark_address_taken, mark_address,
1176 mark_load, mark_store, check_asm_memory_clobber, check_call,
1177 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
1178 (ipa_init): Do not initialize visited_nodes;
1179 function_insertion_hook_holder.
1180 (analyze_variable): Rewrite.
1181 (analyze_function): Rewrite.
1182 (copy_local_bitmap): Remove.
1183 (duplicate_node_dat): Do not duplicate local info.
1184 (generate_summary): Simplify to only walk cgraph.
1185 (write_node_summary_p, ipa_reference_write_summary,
1186 ipa_reference_read_summary): Remove.
1187 (propagate): Do not remove function insertion;
1189 (pass_ipa_reference): NULLify summary handling fields.
1190 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
1191 (input_edge): Input ecf_flags.
1192 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
1193 (update_indirect_edges_after_inlining): Ignore edges with unknown
1196 2010-05-12 Sriraman Tallam <tmsriram@google.com>
1198 * implicit-zee.c: New file.
1199 * tree-pass.h (pass_implicit_zee): Declare.
1200 * passes.c (init_optimization_passes): Add zee pass.
1201 * common.opt (fzee): New flag.
1202 * timevar.def (TV_ZEE): Define.
1203 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
1205 * Makefile.in (implicit-zee.o): Add new build file.
1207 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1208 Nathan Froyd <froydnj@codesourcery.com>
1210 * c-common.c (sync_resolve_params): Remove write-only variable.
1212 2010-05-12 Anatoly Sokolov <aesok@post.ru>
1214 * target.h (struct gcc_target): Add mode_dependent_address_p field.
1215 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
1216 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
1217 * targhooks.c (default_mode_dependent_address_p): New function.
1218 * targhooks.h (default_mode_dependent_address_p): Declare function.
1219 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
1220 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
1221 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
1222 target hook. Change return type to bool.
1223 * recog.h: (mode_dependent_address_p): Change return type to bool.
1225 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1226 Nathan Froyd <froydnj@codesourcery.com>
1228 * tree-mudflap.c (build_function_type_0, build_function_type_1,
1229 build_function_type_2, build_function_type_3): Remove.
1230 (mudflap_init): Use build_function_type_list.
1232 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1233 Nathan Froyd <froydnj@codesourcery.com>
1235 * coverage.c (build_fn_info_value): Call build_constructor instead of
1236 build_constructor_from_list.
1237 (build_ctr_info_value): Likewise.
1238 (build_gcov_info): Likewise.
1240 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
1242 * tree.c (build_constructor): Compute TREE_CONSTANT for the
1243 resultant constructor.
1244 (build_constructor_single): Don't set TREE_CONSTANT.
1245 (build_constructor_from_list): Don't compute TREE_CONSTANT.
1247 2010-05-12 Jan Hubicka <jh@suse.cz>
1249 * cgraph.h (struct varpool_node): Add aux.
1250 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
1251 * varpool.c (varpool_remove_node): Do not remove initializer.
1252 (varpool_reset_queue): Export.
1253 (varpool_finalize_decl): Volatile vars are forced to be output.
1254 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
1256 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
1257 process_references, varpool_can_remove_if_no_refs): New functions.
1258 (cgraph_remove_unreachable_nodes): Handle variables too.
1260 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
1263 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
1265 2010-05-12 Jakub Jelinek <jakub@redhat.com>
1268 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
1269 change value of ORT_TASK.
1270 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
1271 (omp_notice_threadprivate_variable): New function.
1272 (omp_notice_variable): Call it for threadprivate variables.
1273 If enclosing ctx is a task, print enclosing task rather than
1274 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
1275 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
1276 if task has untied clause.
1279 * dwarf2out.c (base_type_die): Don't add name attribute here.
1280 (modified_type_die): Instead of sizetype use
1281 its underlying original type. If a DW_TAG_base_type doesn't
1282 have name added, add __unknown__.
1283 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
1284 always call force_type_die instead.
1286 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
1288 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
1289 for __stack_chk_guard.
1291 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1293 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
1294 don't call start_source_file debug hook here...
1295 (finish_options): ... but here, after outputting predefined and
1296 command line defines and undefs.
1299 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
1301 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
1302 optimizing away empty bb with no successors, move over its
1303 footer chain to fallthru predecessor.
1304 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
1305 (rtl_split_edge): For asm goto call patch_jump_insn even if
1306 splitting fallthru edge.
1309 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
1310 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
1311 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1312 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
1316 * c-parser.c (c_parser_expression): Mark LHS of a comma
1317 expression as read if it is a decl, handled component or
1318 COMPOUND_EXPR with that on the RHS.
1319 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
1320 if it is a decl or handled component.
1322 2010-05-11 Jan Hubicka <jh@suse.cz>
1324 * lto-symtab.c (lto_symtab_free): New function.
1325 * lto-streamer.h (lto_symtab_free): Declare.
1327 2010-05-11 Jan Hubicka <jh@suse.cz>
1329 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
1330 that if function is needed it is reachable.
1331 (lto_output_node): See if it the function is reachable or referenced.
1332 (output_cgraph): Update call of lto_output_node.
1333 * lto-streamer.h (reachable_from_other_partition_p): Declare.
1335 2010-05-11 Jan Hubicka <jh@suse.cz>
1337 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
1340 2010-05-11 Jan Hubicka <jh@suse.cz>
1342 PR tree-optimize/44063
1343 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
1345 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
1347 (estimate_function_body_sizes): Compute sizes even when disregarding.
1349 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
1351 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
1353 2010-05-11 Jan Hubicka <jh@suse.cz>
1355 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
1356 into every boundary.
1358 2010-05-11 Jan Hubicka <jh@suse.cz>
1360 * matrix-reorg.c (matrix_reorg): Rebuild edges.
1362 2010-05-11 Jan Hubicka <jh@suse.cz>
1364 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
1365 lto_streamer_cache_delete): Put nodes into heap.
1366 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
1369 2010-05-11 Jan Hubicka <jh@suse.cz>
1371 * cgraphbuild.c (cgraph_rebuild_references): New.
1372 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
1374 * cgraph.h (cgraph_rebuild_references): Declare.
1375 * tree-inline.c (tree_function_versioning): Use it.
1376 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
1378 2010-05-11 Jan Hubicka <jh@suse.cz>
1380 * cgraph.c: Include ipa-utils.h
1381 (cgraph_create_virtual_clone): Update references.
1382 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
1384 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1386 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
1387 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
1390 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1392 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
1394 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1396 * gcc.c (execute): For -### don't quote arguments that
1397 contain just alphanumerics and _/-. characters.
1398 * doc/invoke.texi: Document that change for -###.
1401 * df-problems.c (struct dead_debug): Add to_rescan field.
1402 (dead_debug_init): Clear to_rescan field.
1403 (dead_debug_finish): Rescan all debug insns in to_rescan
1404 bitmap and free the bitmap.
1405 (dead_debug_insert_before): Instead of rescanning debug insns
1406 immediately queue their rescanning until dead_debug_finish.
1407 (df_note_bb_compute): After dead_debug_add do continue instead
1410 2010-05-10 Jakub Jelinek <jakub@redhat.com>
1413 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
1414 clear also INSN_REG_USE_LIST.
1416 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1418 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
1420 2010-05-10 Jan Hubicka <jh@suse.cz>
1422 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
1425 2010-05-10 Jan Hubicka <jh@suse.cz>
1427 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
1429 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
1430 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
1431 (lto_streamer_cache_create): Init alloc pool.
1432 (lto_streamer_cache_delete): Free alloc pool.
1433 * lto-streamer.h: Include alloc pool.
1434 (lto_streamer_cache_d): Use alloc pool.
1435 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
1437 2010-05-10 Jan Hubicka <jh@suse.cz>
1439 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
1440 * cgraphbuild.c: Include except.h
1441 (record_type_list, record_eh_tables): New function.
1442 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
1444 2010-05-10 Jan Hubicka <jh@suse.cz>
1446 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
1447 __frame_dummy_init_array_entry, force_to_data): Attribute as used
1450 2010-05-10 Michael Matz <matz@suse.de>
1452 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
1453 (can_reassociate_p): Use FLOAT_TYPE_P.
1454 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
1455 (vect_force_simple_reduction): ... this.
1456 * tree-parloops.c (gather_scalar_reductions): Use
1457 vect_force_simple_reduction.
1458 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
1459 vect_is_simple_reduction, add modify argument, if true rewrite
1460 "a-b" into "a+(-b)".
1461 (vect_is_simple_reduction, vect_force_simple_reduction): New
1463 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
1465 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
1466 Vladimir Makarov <vmakarov@redhat.com>
1468 PR rtl-optimization/44012
1469 * ira-build.c (remove_unnecessary_allocnos): Nullify
1470 regno_allocno_map of the removed allocno.
1472 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1474 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
1476 * configure: Regenerate.
1478 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1480 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
1482 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
1483 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
1485 * configure: Regenerate.
1487 2010-05-10 Richard Guenther <rguenther@suse.de>
1489 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
1490 marked if the entry identifier is marked.
1492 2010-05-10 Richard Guenther <rguenther@suse.de>
1494 * c-common.c (struct c_common_attributes): Add fnspec attribute.
1495 (handle_fnspec_attribute): New function.
1496 * gimple.h (gimple_call_return_flags): Declare.
1497 (gimple_call_arg_flags): Likewise.
1498 * gimple.c (gimple_call_arg_flags): New function.
1499 (gimple_call_return_flags): Likewise.
1500 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
1502 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
1504 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
1505 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
1507 (make_heapvar_for): ... this new function.
1508 (handle_rhs_call): Handle fnspec attribute argument specifiers.
1509 (handle_lhs_call): Likewise.
1510 (find_func_aliases): Adjust.
1512 2010-05-10 Richard Guenther <rguenther@suse.de>
1514 PR tree-optimization/44050
1515 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
1517 2010-05-10 Wei Guozhi <carrot@google.com>
1520 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
1522 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1525 * c-typeck.c (lookup_field): Take a type directly. Update
1527 (build_component_ref): Update call to lookup_field.
1528 (set_init_label): Use lookup_field to find initialized field.
1529 Handle returned list of fields like a sequence of designators.
1531 2010-05-09 Richard Guenther <rguenther@suse.de>
1534 * fold-const.c (tree_single_nonzero_warnv_p): Properly
1535 handle &FUNCTION_DECL.
1537 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1540 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
1541 structures and unions recursively.
1542 (detect_field_duplicates): Move duplicate detection with a hash to
1543 detect_field_duplicates_hash. Always use a hash if anonymous
1544 structures or unions are present.
1545 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
1548 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
1551 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
1552 detect Atom, Core 2 and Core i7.
1554 2010-05-09 Richard Guenther <rguenther@suse.de>
1556 * gcc.c (store_arg): Handle temporary file deletion for
1559 2010-05-09 Richard Guenther <rguenther@suse.de>
1562 * ipa-inline.c (estimate_function_body_sizes): Return after
1563 disregarding inline limits.
1565 2010-05-09 Richard Guenther <rguenther@suse.de>
1567 * gcc.c (store_arg): Revert last change.
1569 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
1572 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
1573 (optimize_ops_list): Call it.
1575 2010-05-08 Richard Guenther <rguenther@suse.de>
1577 PR tree-optimization/44030
1578 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
1579 NECESSARY flag if we propagate from a inserted expression.
1581 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
1583 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
1584 domain types as equal if they are both PLACEHOLDER_EXPRs.
1586 2010-05-08 Richard Guenther <rguenther@suse.de>
1588 * lto-wrapper.c (run_gcc): Remove linker output from
1589 command line for LTRANS invocation.
1591 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1593 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
1594 lto-macho as lto_binary_reader.
1595 * target.h (struct gcc_target): New hooks lto_start and lto_end.
1596 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
1597 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
1598 in lto_start and lto_end calls.
1599 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
1601 (scan_prog_file): Update is_elf_or_coff call.
1602 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
1604 * collect2.c (main): Fix enum comparison.
1606 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
1608 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
1609 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
1610 and TARGET_ASM_LTO_END.
1611 * darwin.c: Include obstack.h and lto-streamer.h.
1612 (lto_section_names_offset, lto_section_names_obstack,
1613 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
1615 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
1616 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
1617 to a temporary file.
1618 (darwin_asm_lto_end): New function. Restore asm_out_file.
1619 (darwin_asm_named_section): For LTO sections, replace the name with
1620 the offset of the section name in a string table, and build this
1622 (darwin_file_start): Initialize global vars for LTO support.
1623 (darwin_file_end): If output to asm_out_file was redirected, append it
1624 to the proper asm_out_file here. Add the section names section.
1626 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1628 * c-pragma.c (pending_weak_d, pending_weak): New.
1629 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
1630 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
1631 handle_pragma_weak): Update the uses of pending_weaks.
1633 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1635 PR documentation/44016
1636 * doc/standards.texi (Standards): Link to unversioned
1637 cxx0x_status.html page.
1639 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
1642 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
1643 in addition to TREE_USED, to avoid "set but unused" warnings.
1645 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1647 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
1648 (is_loop_prefetching_profitable): Do not insert prefetches
1649 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
1650 times the prefetch ahead distance.
1652 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1654 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
1655 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
1656 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
1659 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1661 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
1662 a diagnostic info when the insn-to-mem ratio is too small.
1664 2010-05-07 Richard Guenther <rguenther@suse.de>
1666 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
1668 (store_arg): Queue temp_filename for deletion instead of
1671 2010-05-07 Richard Guenther <rguenther@suse.de>
1673 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
1674 (run_gcc): Handle LTRANS phase invocation.
1675 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
1677 2010-05-07 Jakub Jelinek <jakub@redhat.com>
1679 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
1680 this is also meaningful on PARM_DECLs and RESULT_DECLs.
1682 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1684 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
1686 2010-05-07 Richard Guenther <rguenther@suse.de>
1688 PR tree-optimization/44020
1689 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
1690 code when PRE is not yet initialized.
1692 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1694 * config/mips/dbxmdebug.h: Remove.
1695 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
1697 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
1699 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
1700 with null pointer and also warn about ordered comparison of zero with
1703 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1705 * graphite-blocking.c
1706 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
1707 * graphite-clast-to-gimple.c
1708 (clast_to_gcc_expression): Same.
1709 (precision_for_value): Same.
1710 (precision_for_interval): Same.
1711 (gcc_type_for_interval): Same.
1712 (graphite_create_new_guard): Same.
1713 (compute_bounds_for_level): Same.
1714 (graphite_create_new_loop_guard): Same.
1715 * graphite-interchange.c
1716 (build_linearized_memory_access): Same.
1717 (pdr_stride_in_loop): Same.
1718 (memory_strides_in_loop_1): Same.
1719 (memory_strides_in_loop): Same.
1720 (extend_scattering): Same.
1721 (psct_scattering_dim_for_loop_depth): Same.
1722 (pbb_number_of_iterations): Same.
1724 (debug_iteration_domains): Same.
1726 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
1727 (ppl_set_inhomogeneous_gmp): Same.
1728 (ppl_strip_loop): Same.
1729 (ppl_lexico_compare_linear_expressions): Same.
1730 (ppl_read_polyhedron_matrix): Same.
1731 (ppl_max_for_le_pointset): Same.
1733 (ppl_read_polyhedron_matrix): Same.
1734 (tree_int_to_gmp): Same.
1735 (gmp_cst_to_tree): Same.
1736 (ppl_set_inhomogeneous): Same.
1737 (ppl_set_inhomogeneous_tree): Same.
1738 (ppl_set_coef): Same.
1739 (ppl_set_coef_tree): Same.
1740 * graphite-sese-to-poly.c
1741 (build_pbb_scattering_polyhedrons): Same.
1742 (build_scop_scattering): Same.
1743 (scan_tree_for_params_right_scev): Same.
1744 (scan_tree_for_params): Same.
1745 (find_params_in_bb): Same.
1746 (find_scop_parameters): Same.
1747 (add_upper_bounds_from_estimated_nit): Same.
1748 (build_loop_iteration_domains): Same.
1749 (add_condition_to_domain): Same.
1750 (pdr_add_memory_accesses): Same.
1752 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1754 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
1755 CLooG's value_* macros to their respective mpz_* counterparts.
1756 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
1757 (graphite_create_new_loop_guard): Same.
1758 * graphite-interchange.c (build_linearized_memory_access): Same.
1759 (pdr_stride_in_loop): Same.
1760 (memory_strides_in_loop_1): Same.
1761 (1st_interchange_profitable_p): Same.
1762 * graphite-poly.c (extend_scattering): Same.
1763 (psct_scattering_dim_for_loop_depth): Same.
1764 (pbb_number_of_iterations): Same.
1765 (pbb_number_of_iterations_at_time): Same.
1766 * graphite-poly.h (new_1st_loop): Same.
1767 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
1768 (oppose_constraint): Same.
1769 (insert_constraint_into_matrix): Same.
1770 (ppl_set_inhomogeneous_gmp): Same.
1771 (ppl_set_coef_gmp): Same.
1772 (ppl_strip_loop): Same.
1773 (ppl_lexico_compare_linear_expressions): Same.
1774 (ppl_max_for_le_pointset): Same.
1775 (ppl_min_for_le_pointset): Same.
1776 (ppl_build_realtion): Same.
1777 * graphite-ppl.h (gmp_cst_to_tree): Same.
1778 (ppl_set_inhomogeneous): Same.
1779 (ppl_set_inhomogeneous_tree): Same.
1780 (ppl_set_coef): Same.
1781 (ppl_set_coef_tree): Same.
1782 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
1783 (build_scop_scattering): Same.
1784 (add_value_to_dim): Same.
1785 (scan_tree_for_params_right_scev): Same.
1786 (scan_tree_for_params_int): Same.
1787 (scan_tree_for_params): Same.
1788 (find_params_in_bb): Same.
1789 (find_scop_parameters): Same.
1790 (add_upper_bounds_from_estimated_nit): Same.
1791 (build_loop_iteration_domains): Same.
1792 (create_linear_expr_from_tree): Same.
1793 (add_condition_to_domain): Same.
1794 (pdr_add_memory_accesses): Same.
1796 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
1797 Jason Merrill <jason@redhat.com>
1799 * c-common.c (c_common_reswords): Add nullptr.
1800 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
1801 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
1802 (gen_type_die_with_usage): Likewise.
1803 * dbxout.c (dbxout_type): Likewise.
1804 * sdbout.c (plain_type_1): Likewise.
1806 2010-05-06 Jason Merrill <jason@redhat.com>
1808 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
1809 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
1811 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
1813 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
1814 stripping WITH_SIZE_EXPR.
1815 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
1818 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1820 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
1821 list of obsolete configurations.
1822 Disabled check for obsolete configurations.
1823 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
1824 Removed support for previous versions.
1825 * config/mips/iris.h: Removed.
1826 * config/mips/iris5.h: Removed.
1827 * config/mips/iris6.h: Merged old iris.h contents.
1828 (TARGET_IRIX): Removed.
1829 (DRIVER_SELF_SPECS): Removed mabi=32.
1830 (IDENT_ASM_OP): Removed undef.
1831 (STARTFILE_SPEC): Removed mabi=32.
1832 (ENDFILE_SPEC): Likewise.
1833 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
1834 (MACHINE_TYPE): Update for IRIX 6.5.
1835 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
1836 TARGET_IRIX by TARGET_IRIX6.
1837 (mips_file_start): Likewise.
1838 (mips_output_external): Remove IRIX 5/6 O32 support.
1839 (mips_output_function_prologue): Likewise.
1840 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
1842 (TARGET_CPU_CPP_BUILTINS): Likewise.
1843 (TARGET_IRIX): Removed.
1844 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
1845 (MULTILIB_DIRNAMES): Removed 32.
1846 (MULTILIB_OSDIRNAMES): Removed ../lib.
1847 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
1848 (Specific, mips-sgi-irix5): Document removal.
1849 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
1850 Remove references to older IRIX 6 releases and the O32 ABI.
1852 2010-05-06 Jakub Jelinek <jakub@redhat.com>
1855 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
1856 instead of DF_REF_REAL_REG.
1858 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
1861 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
1862 handling to still return true for x64 targets.
1864 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1866 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
1868 2010-05-06 Jan Hubicka <jh@suse.cz>
1870 PR tree-optimization/43791
1871 * ipa-inline.c (update_caller_keys): Remove bogus
1872 disregard_inline_limits check.
1874 2010-05-06 Michael Matz <matz@suse.de>
1876 PR tree-optimization/43984
1877 * tree-ssa-pre.c (inserted_phi_names): Remove.
1878 (inserted_exprs): Change to bitmap.
1879 (create_expression_by_pieces): Set bits, don't append to vector.
1880 (insert_into_preds_of_block): Don't handle inserted_phi_names.
1881 (eliminate): Don't look at inserted_phi_names, remove deleted
1882 insns from inserted_exprs.
1883 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
1884 (init_pre, fini_pre): Allocate and free bitmaps.
1885 (execute_pre): Insert insns on edges before elimination.
1887 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1889 * tree.c (initializer_zerop): Handle STRING_CST.
1891 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
1894 * doc/invoke.texi (Wimplicit): Document as C only.
1895 * opts.c (common_handle_option): Add argument kind.
1896 (handle_option): Rename as read_cmdline_option. Factor out code to...
1897 (handle_option): ... here. New.
1898 (handle_options): Rename as read_cmdline_options.
1899 (decode_options): Update call.
1900 (set_option): Use option index instead of option pointer. Classify
1901 diagnostics correctly.
1902 (enable_warning_as_error): Call handle_option.
1903 * opts.h (set_option): Update declaration.
1904 (handle_option): Declare.
1905 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
1906 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
1907 * c-opts.c (set_Wimplicit): Delete.
1908 (c_family_lang_mask): New static constant.
1909 (c_common_handle_option): Add argument kind. Use handle_option
1910 instead of set_Wimplicit.
1911 (c_common_post_options): warn_implicit and warn_implicit_int
1912 are disabled by default.
1913 * c-common.c (warn_implicit): Do not define here.
1914 * c-common.h (warn_implicit): Do not declare here.
1915 (c_common_handle_option): Update declaration.
1916 * lto-opts.c (lto_reissue_options): Update call to set_option.
1918 2010-05-06 Richard Guenther <rguenther@suse.de>
1920 PR tree-optimization/43571
1921 * domwalk.c (walk_dominator_tree): Walk the dominator
1922 sons in more optimal order.
1924 2010-05-06 Richard Guenther <rguenther@suse.de>
1926 PR tree-optimization/43934
1927 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
1928 (stmt_cost): Likewise.
1929 (extract_true_false_args_from_phi): New helper.
1930 (determine_max_movement): For PHI nodes verify we can hoist them
1931 and compute their cost.
1932 (determine_invariantness_stmt): Handle PHI nodes.
1933 (move_computations_stmt): Likewise. Hoist PHI nodes in
1934 if-converted form using COND_EXPRs.
1935 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
1936 (tree_ssa_lim): Likewise.
1937 * tree-flow.h (tree_ssa_lim): Adjust prototype.
1938 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
1940 2010-05-06 Richard Guenther <rguenther@suse.de>
1942 PR tree-optimization/43987
1943 * tree-ssa-structalias.c (could_have_pointers): For possibly
1944 address-taken variables force pointers to be recorded.
1945 (create_variable_info_for_1): Likewise.
1946 (push_fields_onto_fieldstack): Pass in wheter all fields
1948 (find_func_aliases): Query types instead of vars whether
1949 they contain pointers where appropriate.
1951 2010-05-06 Jan Hubicka <jh@suse.cz>
1953 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1954 (record_reference, mark_address, mark_load, mark_store): Record
1956 (record_references_in_initializer): Update call of record_references.
1957 (rebuild_cgraph_edges): Remove all references before rebuiding.
1958 * cgraph.c (cgraph_create_node): Clear ref list.
1959 (cgraph_remove_node): Remove references.
1960 (dump_cgraph_node): Dump references.
1961 (cgraph_clone_node): Clone references.
1962 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1963 (struct cgraph_node, varpool_node): Add ref_lst.
1964 * ipa-ref.c: New file.
1965 * ipa-ref.h: New file.
1966 * ipa-ref-inline.h: New file.
1967 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1968 (referenced_from_other_partition_p): New function.
1969 (lto_output_varpool_node): Take set arugment; call
1970 referenced_from_other_partition.
1971 (lto_output_ref): New.
1972 (add_references): New.
1974 (output_cgraph): Compute boundary based on references; output refs.
1975 (output_varpool): Accept cgraph_node_set argument.
1978 (input_cgraph): Call input_refs.
1979 * lto-section-in.c (lto_section_name): Add refs.
1980 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1981 (ipa-ref.o): New file.
1982 * varpool.c (varpool_node): Clear ipa ref list.
1983 (varpool_remove_node): Remove references.
1984 (dump_varpool_node): Dump references.
1985 (varpool_assemble_decl): Only compile finalized ones.
1986 (varpool_extra_name_alias): Initialize ref list.
1987 * lto-streamer.c (lto-get_section_name): Add .refs section.
1988 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1989 (referenced_from_other_partition_p): Declared.
1991 2010-05-06 Ira Rosen <irar@il.ibm.com>
1993 PR tree-optimization/43901
1994 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1995 type is not NULL if it's transformation phase, and return
1996 FALSE if it's analysis.
1997 (vectorizable_conversion, vectorizable_operation,
1998 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
2000 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
2002 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
2004 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
2006 * config/mips/mips-protos.h
2007 (mips_small_register_classes_for_mode_p): Delete prototype.
2009 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
2011 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
2012 * config/arm/arm.c (multiple_operation_profitable_p,
2013 compute_offset_order): New static functions.
2014 (load_multiple_sequence, store_multiple_sequence): Use them.
2015 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
2016 memory offsets, not register numbers.
2017 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
2019 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
2021 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
2022 (get_pending_sizes, put_pending_size, put_pending_sizes):
2023 Update the uses of pending_sizes.
2024 * c-decl.c (store_parm_decls): Likewise.
2025 * c-tree.h (struct c_arg_info): Likewise.
2026 * tree.h: Update the prototype for get_pending_sizes and
2029 2010-05-05 Jason Merrill <jason@redhat.com>
2032 * c-common.c (handle_aligned_attribute): Respect
2033 ATTR_FLAG_TYPE_IN_PLACE.
2036 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
2037 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
2038 (TARGET_INITIALIZER): Use it.
2039 * c-common.c (attribute_takes_identifier_p): Call it.
2040 * c-common.h: Update prototype.
2041 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
2042 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
2044 2010-05-05 Jakub Jelinek <jakub@redhat.com>
2047 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
2048 DW_ID_down_case for Fortran compilation units.
2050 2010-05-05 Jan Hubicka <jh@suse.cz>
2052 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
2055 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
2057 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
2058 a variable-sized RESULT_DECL.
2060 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
2062 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
2064 2010-05-05 Jason Merrill <jason@redhat.com>
2067 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
2069 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
2071 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
2072 Jakub Jelinek <jakub@redhat.com>
2075 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
2076 (dead_debug_init, dead_debug_finish): New functions.
2077 (dead_debug_add, dead_debug_insert_before): Likewise.
2078 (df_note_bb_compute): Initialize a dead_debug object, add dead
2079 debug uses to it, insert debug bind insns before death insns,
2080 reset debug insns that refer to pending uses at the end.
2081 * rtl.h (make_debug_expr_from_rtl): New prototype.
2082 * varasm.c (make_debug_expr_from_rtl): New function.
2084 2010-05-05 Jan Hubicka <jh@suse.cz>
2086 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
2087 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
2088 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
2089 lto_varpool_encoder_deref, lto_varpool_encoder_size,
2090 lto_varpool_encoder_encode_initializer_p,
2091 lto_set_varpool_encoder_encode_initializer): New functions.
2092 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
2093 call output_varpool.
2094 (input_varpool_node): Do not always set analyzed.
2095 (input_cgraph_1): Return vector of cgraph nodes.
2096 (input_varpool_1): Return vector of varpools.
2097 (input_cgraph): Free the vectors.
2098 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
2099 output only initializers needed.
2100 (lto_output): Only call output_cgraph.
2101 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
2102 * lto-section-out.c (lto_new_out_decl_state): Initialize
2103 state->varpool_node_encoder.
2104 * lto-streamer.h (lto_varpool_encoder_d): New.
2105 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
2106 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
2107 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
2108 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
2109 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
2111 (output_varpool, input_varpool): Remove declarations.
2113 2010-05-05 Jan Hubicka <jh@suse.cz>
2115 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
2116 with body can prevail.
2118 2010-05-05 Jan Hubicka <jh@suse.cz>
2120 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
2123 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2125 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
2127 * gengtype.h (erro_at_line): Constify pos argument.
2129 * gengtype.c: Include hashtab.h.
2130 (enum gc_used): Document GC_MAYBE_POINTED_TO.
2131 (error_at_line): Constify pos argument.
2132 (do_typedef): Initialize p->opt field.
2133 (get_file_gtfilename): Fix comment typo.
2134 (struct walk_type_data): Constify line field.
2135 (get_output_file_for_structure): New function.
2136 (write_local_func_for_structure): Constify orig_s argument.
2137 Use get_output_file_for_structure.
2138 (write_func_for_structure): Use get_output_file_for_structure.
2139 (INDENT): New define.
2140 (dump_pair, dump_type, dump_type_list, dump_typekind)
2141 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
2142 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
2144 (seen_types): New variable.
2145 (main): New variable do_dump. Process "-d" command line option.
2146 Call dump_everything if dump requested.
2148 2010-05-05 Jakub Jelinek <jakub@redhat.com>
2150 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
2151 in a temporary instead of invoking the macro multiple times.
2152 (track_expr_p): Likewise.
2154 2010-05-04 Neil Vachharajani <nvachhar@google.com>
2156 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
2158 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
2159 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
2160 conditions for printing notes.
2161 * common.opt (-Wcoverage-mismatch): Allow negative, default to
2162 true, update documentation.
2163 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
2165 2010-05-04 Jakub Jelinek <jakub@redhat.com>
2168 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
2171 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
2174 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
2175 (*sse_prologue_save_insn1): Likewise.
2176 (SSE prologue save splitter): Likewise.
2178 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
2180 * tree.c (free_lang_data_in_one_sizepos): New inline function.
2181 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
2182 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
2183 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
2184 all decls. Call it on DECL_FIELD_OFFSET of fields.
2185 (find_decls_types_r): Follow DECL_VALUE_EXPR.
2186 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
2188 2010-05-04 Martin Jambor <mjambor@suse.cz>
2190 * tree-sra.c (build_access_from_expr_1): The first parameter type
2191 changed to simple tree.
2192 (build_access_from_expr): Likewise, gsi parameter was eliminated.
2193 (scan_assign_result): Renamed to assignment_mod_result, enum elements
2195 (build_accesses_from_assign): Removed all parameters except for a
2196 simple gimple statement. Now returns a simple bool.
2197 (scan_function): All non-analysis parts moved to separate functions
2198 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
2199 parameters and updated both callers.
2200 (sra_modify_expr): Removed parameter data.
2201 (sra_modify_function_body): New function.
2202 (perform_intra_sra): Call sra_modify_function_body to modify the
2204 (replace_removed_params_ssa_names): Parameter data changed into
2206 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
2207 changed the parameter dont_convert to convert with the opposite
2209 (sra_ipa_modify_assign): Parameter data changed into adjustments
2210 vector, return value changed to bool.
2211 (ipa_sra_modify_function_body): New function.
2212 (sra_ipa_reset_debug_stmts): Updated a comment.
2213 (modify_function): Use ipa_sra_modify_function_body to modify function
2216 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
2219 * alias.c (true_dependence): Handle the same VALUE in x and mem.
2220 (canon_true_dependence): Likewise.
2221 (write_dependence_p): Likewise.
2223 2010-05-04 Jan Hubicka <jh@suse.cz>
2225 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
2226 * cgraphbuild.c: Include ipa-utils.h
2227 (record_reference_ctx): New struct.
2228 (record_reference): Simplify to work on initializers; not statements.
2229 (mark_address, mark_load, mark_store): New.
2230 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
2232 (record_references_in_initializer): Update use of record_reference.
2233 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
2236 2010-05-04 Jan Hubicka <jh@suse.cz>
2238 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
2239 node will be removed anyway.
2240 (lto_varpool_replace_node): Allow also unanalyzed nodes;
2241 relink aliases of node into prevailing node.
2242 * varpool.c (varpool_remove_node): Remove aliases properly;
2243 when removing node, remove all its aliases too; remove DECL_INITIAL
2244 of removed node; ggc_free the varpool node.
2246 2010-05-04 Richard Guenther <rguenther@suse.de>
2248 PR tree-optimization/43879
2249 * tree-ssa-structalias.c (alias_get_name): Use
2250 DECL_ASSEMBLER_NAME if available.
2251 (create_function_info_for): Return the varinfo node.
2252 (ipa_pta_execute): Associate same-body aliases and extra names
2253 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
2255 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
2257 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
2259 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
2262 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
2263 only if HONOR_REG_ALLOC_ORDER is not defined.
2265 2010-05-04 Richard Guenther <rguenther@suse.de>
2267 PR tree-optimization/43949
2268 * tree-vrp.c (extract_range_from_binary_expr): Only handle
2271 2010-04-26 Jason Merrill <jason@redhat.com>
2273 * c.opt (-fstrict-enums): New.
2274 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
2276 2010-05-03 David Ung <davidu@mips.com>
2277 James E. Wilson <wilson@codesourcery.com>
2279 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
2280 emit the trap instruction before the divide for TUNE_74K.
2282 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
2284 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
2285 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
2286 based on the above, for new target hook.
2288 * hooks.c (hook_bool_mode_true): New generic hook.
2289 * hooks.h (hook_bool_mode_true): Add prototype.
2291 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
2293 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
2294 target hook, set to hook_bool_mode_false.
2295 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
2296 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
2297 with targetm.small_register_classes_for_mode_p.
2298 (find_reusable_reload): Likewise.
2299 (combine_reloads): Likewise.
2300 * reload1.c (reload_as_needed): Likewise.
2301 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
2302 * ifcvt.c (noce_process_if_block, check_cond_move_block,
2303 dead_or_predicable): Likewise.
2304 * regmove.c (optimize_reg_copy_1): Likewise.
2305 * calls.c (prepare_call_address): Likewise.
2306 (precompute_register_parameters): Likewise.
2308 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
2310 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
2311 implementation of the hook that considers all register classes
2312 small except for SH64.
2313 (sh_override_options): Use the new hook.
2314 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
2317 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
2319 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
2320 implementation of the hook that considers all register classes
2322 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
2325 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
2327 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
2328 implementation of the hook that considers all register classes
2330 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
2333 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
2335 * config/m32c/m32c.h: Likewise.
2336 * config/pdp11/pdp11.h: Likewise.
2337 * config/avr/avr.h: Likewise.
2338 * config/xtensa/xtensa.h: Likewise.
2339 * config/m68hc11/m68hc11.h: Likewise.
2340 * config/mn10300/mn10300.h: Likewise.
2341 * config/mcore/mcore.h: Likewise.
2342 * config/h8300/h8300.h: Likewise.
2343 * config/bfin/bfin.h: Likewise.
2345 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
2346 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
2348 2010-05-03 Anatoly Sokolov <aesok@post.ru>
2350 * double-int.h (tree_to_double_int): Remove macro.
2351 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
2352 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2353 (tree_to_double_int): New function.
2354 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
2356 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2358 2010-05-03 Richard Guenther <rguenther@suse.de>
2360 PR tree-optimization/43971
2361 * tree-ssa-structalias.c (get_constraint_for_1): Fix
2362 constraints in the !flag_delete_null_pointer_checks case.
2364 2010-05-03 Jakub Jelinek <jakub@redhat.com>
2367 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
2368 result mode matches original rtl mode.
2370 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
2373 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
2375 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2377 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
2378 when processing flag options.
2380 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2382 * gcov-iov.c (main): Change format string placeholder
2383 from %#08x to 0x%08x.
2384 * genchecksum.c (dosum): Change format string placeholder
2385 from %#02x to 0x%02x.
2387 2010-05-02 Richard Guenther <rguenther@suse.de>
2389 PR tree-optimization/43879
2390 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
2392 2010-05-02 Bruno Haible <bruno@clisp.org>
2394 * doc/extend.texi (Function Attributes): Fix a typo.
2396 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2399 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
2400 placeholder from 0x%x to %#x.
2401 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2402 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2403 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2404 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2405 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2406 * config/i386/i386.c (ix86_target_string): Ditto.
2407 * config/i386/i386.c (output_pic_addr_const): Ditto.
2408 (print_operand): Ditto.
2410 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2412 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
2413 placeholder from 0x%x to %#x.
2414 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
2415 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
2416 (ASM_OUTPUT_DEBUG_DATA): Ditto.
2417 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
2418 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
2419 * optc-gen.awk: Ditto.
2420 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
2421 (HOST_WIDE_INT_PRINT_HEX): Ditto.
2422 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
2423 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2425 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2427 * target.h (struct calls): Add function_value_regno_p field.
2428 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
2429 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
2430 * targhooks.c (default_function_value_regno_p): New function.
2431 * targhooks.h (default_function_value_regno_p): Declare function.
2432 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
2433 * builtins.c. (apply_result_size): (Ditto.).
2434 * combine.c. (likely_spilled_retval_p): (Ditto.).
2435 * mode-switching.c. Include 'target.h'.
2436 (create_pre_exit): Use function_value_regno_p hook.
2437 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
2438 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
2439 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
2441 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
2442 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
2443 (ix86_function_value_regno_p): Declare as static, change argument
2444 type to const unsigned int.
2445 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
2447 2010-05-01 Richard Guenther <rguenther@suse.de>
2449 PR tree-optimization/43949
2450 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
2452 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
2454 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2456 * rtl.h (CONST_DOUBLE_P): Define.
2457 (rtx_to_double_int): Declare.
2458 * emit-rtl.c (rtx_to_double_int): New function.
2459 * dwarf2out.c (insert_double): New function.
2460 (loc_descriptor, add_const_value_attribute): Clean up, use
2461 rtx_to_double_int and insert_double functions.
2463 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
2465 * doc/extend.texi (Inline): Add missing return keyword to examples.
2466 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
2469 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
2471 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
2472 the variable part of the offset as well. Use highest_pow2_factor for
2473 all alignment checks.
2475 2010-04-30 Richard Guenther <rguenther@suse.de>
2477 PR tree-optimization/43879
2478 * tree-ssa-structalias.c (type_could_have_pointers): Functions
2481 2010-04-30 Jan Hubicka <jh@suse.cz>
2483 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
2485 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
2487 2010-04-30 Jan Hubicka <jh@suse.cz>
2489 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
2491 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
2492 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
2493 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
2494 cgraph_node_set_needs_ltrans_p): Remove.
2496 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2498 * sdbout.c: Include vec.h, do not include varray.h.
2499 (deferred_global_decls, sdbout_global_decl,
2500 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
2501 * toplev.c: Do not include varray.h.
2502 (dump_memory_report): Do not dump VARRAY statistics.
2503 * gengtype.c (open_base_file): Ignore varray.h.
2504 * Makefile.in: Update for abovementioned changes.
2505 Remove all traces of varray.c and varray.h.
2506 * varray.c: Remove file.
2507 * varray.h: Remove file.
2509 2010-04-30 Jan Hubicka <jh@suse.cz>
2511 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
2514 2010-04-30 Jan Hubicka <jh@suse.cz>
2516 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
2519 2010-04-30 Richard Guenther <rguenther@suse.de>
2521 * tree-ssa-structalias.c (get_constraint_for_1): Generate
2522 constraints for CONSTRUCTOR.
2524 2010-04-30 Richard Guenther <rguenther@suse.de>
2527 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
2528 first after all lowering passes.
2530 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2532 * toplev.c: Include varray.h for statistics dumping.
2533 * tree.h: Do not declare varray_head_tag.
2534 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
2535 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
2536 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
2537 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
2538 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
2539 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
2540 c-common.c, c-common.h, reg-stack.c, basic-block.h,
2541 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
2543 * Makefile.in: Update for abovementioned changes.
2545 2010-04-30 Jakub Jelinek <jakub@redhat.com>
2548 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
2550 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
2552 * config/picochip/picochip.c (picochip_legitimize_address): Define.
2553 Use this function to do machine-specific conversion.
2554 (picochip_legitimize_reload_address): Likewise.
2555 (picochip_legitimate_address_p): Check valid base register only if
2557 (picochip_check_conditional_copy): Check for modw only if opnd is
2559 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
2560 to call the function in c.
2561 * config/picochip/picochip-protos.h
2562 (picochip_legitimize_reload_address): Define.
2563 * config/picochip/picochip.md (supported_compare1): Define.
2565 2010-04-30 Jan Hubicka <jh@suse.cz>
2567 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
2568 (cgraph_global_info): Remove inlined.
2569 (LTO_cgraph_tag_names): Remove.
2570 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
2571 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
2572 simplify cgraph tags and document.
2573 (lto_output_node): Use only LTO_cgraph_unavail_node and
2574 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
2575 for_functions_valid, global info, process and output flags.
2576 (input_overwrite_node): Initialize estimated stack size and
2577 estimated growth. Do not read flags we no longer store.
2578 (input_node): Likewise do not read info no longer stored.
2579 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
2582 2010-04-30 Richard Guenther <rguenther@suse.de>
2584 PR tree-optimization/43879
2585 * tree-ssa-structalias.c (get_constraint_for_1): Properly
2586 handle non-zero initializers.
2588 2010-04-30 Richard Guenther <rguenther@suse.de>
2590 * builtins.c (fold_builtin_1): Delete free (0).
2592 2010-04-29 Jan Hubicka <jh@suse.cz>
2594 * gengtype.c (open_base_files): Add lto-streamer.h
2595 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
2596 (pass_ipa_cp): GGC collect.
2597 * toplev. (compile_file): Do not output symbols.
2598 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
2599 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
2600 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
2601 * lto-section-in.c: Include ggc.h
2602 (lto_new_in_decl_state): Alloc in GGC.
2603 (lto_delete_in_decl_state): Likewise.
2604 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
2607 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2610 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
2611 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
2612 (HONOR_REG_ALLOC_ORDER): Describe new macro.
2613 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
2614 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
2615 account only if HONOR_REG_ALLOC_ORDER is not defined.
2616 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
2617 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
2619 2010-04-29 Jon Grant <04@jguk.org>
2621 * collect2.c (vflag): Change type from int to bool.
2623 (helpflag): New global bool.
2624 (main): Set vflag and debug with boolean, not integer truth values.
2625 Accept new "--help" option and output usage text if found.
2626 * collect2.h (vflag): Update prototype.
2629 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2632 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
2634 2010-04-29 Richard Guenther <rguenther@suse.de>
2637 * plugin.h (invoke_plugin_callbacks): Annotate arguments
2638 with ATTRIBUTE_UNUSED.
2640 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2643 * config/i386/i386.c (get_some_local_dynamic_name): Replace
2644 INSN_P with NONDEBUG_INSN_P.
2645 (distance_non_agu_define): Likewise.
2646 (distance_agu_use): Likewise.
2648 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2650 From Dominique d'Humieres <dominiq@lps.ens.fr>
2652 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
2655 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
2657 * plugin.h (invoke_plugin_callbacks): New inline function.
2658 * plugin.c (flag_plugin_added): New global flag.
2659 (add_new_plugin): Initialize above flag.
2660 (invoke_plugin_callbacks): Rename to ...
2661 (invoke_plugin_callbacks_full): ... this.
2663 2010-04-28 Jan Hubicka <jh@suse.cz>
2665 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
2666 (lto_varpool_replace_node): New.
2667 (lto_symtab_resolve_symbols): Resolve varpool nodes.
2668 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
2669 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
2670 * cgraph.h (varpool_node_ptr): New type.
2671 (varpool_node_ptr): New vector.
2672 (varpool_node_set_def): New structure.
2673 (varpool_node_set): New type.
2674 (varpool_node_set): New vector.
2675 (varpool_node_set_element_def): New structure.
2676 (varpool_node_set_element, const_varpool_node_set_element): New types.
2677 (varpool_node_set_iterator): New type.
2678 (varpool_node): Add prev pointers, add used_from_other_partition,
2680 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
2681 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
2682 varpool_get_node, varpool_remove_node): Declare.
2683 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
2684 varpool_node_set_size): New inlines.
2685 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
2686 * tree-pass.h (varpool_node_set_def): Forward declare.
2687 (ipa_opt_pass_d): Summary writting takes vnode sets too.
2688 (ipa_write_optimization_summaries): Update prototype.
2689 * ipa-cp.c (ipcp_write_summary): Update.
2690 * ipa-reference.c (ipa_reference_write_summary): Update.
2691 * lto-cgraph.c (lto_output_varpool_node): New static function.
2692 (output_varpool): New function.
2693 (input_varpool_node): New static function.
2694 (input_varpool_1): New function.
2695 (input_cgraph): Input varpool.
2696 * ipa-pure-const.c (pure_const_write_summary): Update.
2697 * lto-streamer-out.c (lto_output): Update, output varpool too.
2698 (write_global_stream): Kill WPA hack.
2699 (produce_asm_for_decls): Update.
2700 (output_alias_pair_p): Handle variables.
2701 (output_unreferenced_globals): Output only needed partition of varpool.
2702 * ipa-inline.c (inline_write_summary): Update.
2703 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
2705 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
2706 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
2707 varpool_node_set_new, varpool_node_set_add,
2708 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
2709 debug_varpool_node_set): New functions.
2710 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
2711 (execute_one_pass): Process new decls too.
2712 (ipa_write_summaries_2): Pass around vsets.
2713 (ipa_write_summaries_1): Likewise.
2714 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
2716 (ipa_write_optimization_summaries_1): Pass around vsets.
2717 (ipa_write_optimization_summaries): Likewise.
2718 * varpool.c (varpool_get_node): New.
2719 (varpool_node): Update doubly linked lists.
2720 (varpool_remove_node): New.
2721 (dump_varpool_node): More dumping.
2722 (varpool_enqueue_needed_node): Update doubly linked lists.
2723 (decide_is_variable_needed): Kill ltrans hack.
2724 (varpool_finalize_decl): Kill lto hack.
2725 (varpool_assemble_decl): Skip decls in other partitions.
2726 (varpool_assemble_pending_decls): Update doubly linkes lists.
2727 (varpool_empty_needed_queue): Likewise.
2728 (varpool_extra_name_alias): Likewise.
2729 * lto-streamer.c (lto_get_section_name): Add vars section.
2730 * lto-streamer.h (lto_section_type): Update.
2731 (output_varpool, input_varpool): Declare.
2733 2010-04-28 Mike Stump <mikestump@comcast.net>
2735 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
2737 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2739 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
2740 record or union type with RECORD_OR_UNION_TYPE_P predicate.
2741 (lto_input_ts_type_tree_pointers): Likewise.
2742 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
2743 (lto_output_ts_type_tree_pointers): Likewise.
2745 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2747 Uniquization of constants at the Tree level
2748 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
2749 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
2751 (tree_output_constant_def): Declare.
2752 * gimplify.c (gimplify_init_constructor): When using block copy, first
2753 uniquize the constant constructor on the RHS.
2754 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
2755 DECL_IN_CONSTANT_POOL flag.
2756 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
2757 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
2759 (assemble_variable): Deal with symbols belonging to the tree constant
2761 (get_constant_section): Add ALIGN parameter and simplify.
2762 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
2763 (assemble_constant_contents): Use the expression of the VAR_DECL.
2764 (output_constant_def_contents): Use the alignment of the VAR_DECL.
2765 (tree_output_constant_def): New global function.
2766 (mark_constant): Use the expression of the VAR_DECL.
2767 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
2769 (output_object_block): Likewise and assemble the expression.
2771 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2773 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
2774 hash_tree, eq_tree): New tree hash table.
2775 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
2776 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
2777 lto_orig_address_remove): Reimplement.
2779 2010-04-28 Xinliang David Li <davidxl@google.com>
2782 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
2783 (compute_uninit_opnds_pos): New function.
2784 (is_non_loop_exit_postdominating): New function.
2785 (compute_control_dep_chain): New function.
2786 (find_pdom): New function.
2787 (convert_control_dep_chain_into_preds): New function.
2788 (find_predicates): New function.
2789 (find_control_equiv_block): New function.
2790 (collect_phi_def_edges): New function.
2791 (find_def_preds): New function.
2792 (find_dom): New function.
2793 (dump_predicates): New function.
2794 (get_cmp_code): New function.
2795 (is_value_included_in): New function.
2796 (find_matching_predicate_in_rest_chains): New function.
2797 (use_pred_not_overlap_with_undef_path_pred): New function.
2798 (is_use_properly_guarded): New function.
2799 (normalize_cond_1): New function.
2800 (is_and_or_or): New function.
2801 (normalize_cond): New function.
2802 (is_gcond_subset_of): New function.
2803 (is_subset_of_any): New function.
2804 (is_or_set_subset_of): New function.
2805 (is_and_set_subset_of): New function.
2806 (is_norm_cond_subset_of): New function.
2807 (is_pred_expr_subset_of): New function.
2808 (is_pred_chain_subset_of): New function.
2809 (is_included_in): New function.
2810 (is_superset_of): New function.
2811 (find_uninit_use): New function.
2812 (warn_uninitialized_phi): New function.
2813 (compute_possibly_undefined_names): New function.
2814 (ssa_undefined_value_p): New function.
2815 (execute_late_warn_uninitialized): New function.
2816 * tree-ssa.c (ssa_undefined_value_p): Removed.
2817 (warn_uninit): Changed to extern.
2818 (warn_uninitialized_phi): Removed.
2819 (warn_uninitialized_vars): Changed to extern.
2820 (execute_late_warn_uninitialized): Removed
2821 * tree-flow.h: Add new prototypes.
2822 * timevar.def: Add new time variable.
2823 * Makefile.in: Add new build file.
2825 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
2827 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2830 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2833 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
2835 2010-04-28 Martin Jambor <mjambor@suse.cz>
2837 * cgraph.h (struct cgraph_node): New field indirect_calls.
2838 (struct cgraph_indirect_call_info): New type.
2839 (struct cgraph_edge): Removed field indirect_call. New fields
2840 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
2841 (cgraph_create_indirect_edge): Declare.
2842 (cgraph_make_edge_direct): Likewise.
2843 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
2844 * ipa-prop.h (struct ipa_param_call_note): Removed.
2845 (struct ipa_node_params): Removed field param_calls.
2846 (ipa_create_all_structures_for_iinln): Declare.
2847 * cgraph.c: Described indirect edges and uids in initial comment.
2848 (cgraph_add_edge_to_call_site_hash): New function.
2849 (cgraph_edge): Search also among the indirect edges, use
2850 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
2851 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
2852 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
2854 (initialize_inline_failed): Assign a reason to indirect edges.
2855 (cgraph_create_edge_1): New function.
2856 (cgraph_create_edge): Moved some functionality to
2857 cgraph_create_edge_1.
2858 (cgraph_create_indirect_edge): New function.
2859 (cgraph_edge_remove_callee): Add an assert checking for
2861 (cgraph_edge_remove_caller): Special-case indirect edges.
2862 (cgraph_remove_edge): Likewise.
2863 (cgraph_set_edge_callee): New function.
2864 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
2865 (cgraph_make_edge_direct): New function.
2866 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
2867 the declaration of the call statement matches.
2868 (cgraph_node_remove_callees): Special-case indirect edges.
2869 (cgraph_clone_edge): Likewise.
2870 (cgraph_clone_node): Clone also the indirect edges.
2871 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
2872 indirect_call, dump count of indirect_calls edges.
2873 * ipa-prop.c (iinlining_processed_edges): New variable.
2874 (ipa_note_param_call): Create indirect edges instead of
2875 creating notes. New parameter node.
2876 (ipa_analyze_call_uses): New parameter node, pass it on to
2877 ipa_note_param_call.
2878 (ipa_analyze_stmt_uses): Likewise.
2879 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
2880 (print_edge_addition_message): Work on edges rather than on notes.
2881 (update_call_notes_after_inlining): Likewise, renamed to
2882 update_indirect_edges_after_inlining.
2883 (ipa_create_all_structures_for_iinln): New function.
2884 (ipa_free_node_params_substructures): Do not free notes.
2885 (ipa_edge_duplication_hook): Propagate bits within
2886 iinlining_processed_edges bitmap.
2887 (ipa_node_duplication_hook): Do not duplicate notes.
2888 (free_all_ipa_structures_after_ipa_cp): Renamed to
2889 ipa_free_all_structures_after_ipa_cp.
2890 (free_all_ipa_structures_after_iinln): Renamed to
2891 ipa_free_all_structures_after_iinln.
2892 (ipa_write_param_call_note): Removed.
2893 (ipa_read_param_call_note): Removed.
2894 (ipa_write_indirect_edge_info): New function.
2895 (ipa_read_indirect_edge_info): Likewise.
2896 (ipa_write_node_info): Do not stream notes, do stream information
2898 (ipa_read_node_info): Likewise.
2899 (lto_ipa_fixup_call_notes): Removed.
2900 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
2901 * ipa-inline.c (pass_ipa_inline): Likewise.
2902 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
2903 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
2904 * tree-inline.c (copy_bb): Removed an unnecessary double check for
2906 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
2908 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
2909 (output_cgraph): Stream also indirect edges.
2910 (lto_output_edge): Added capability to stream indirect edges.
2911 (input_edge): Likewise.
2912 (input_cgraph_1): Likewise.
2913 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
2916 2010-04-28 Richard Guenther <rguenther@suse.de>
2918 PR tree-optimization/43879
2919 PR tree-optimization/43909
2920 * tree-ssa-structalias.c (struct variable_info): Add
2921 only_restrict_pointers flag.
2922 (new_var_info): Initialize it. Increment stats.total_vars here.
2923 (create_function_info_for): Do not increment stats.total_vars here.
2924 (get_function_part_constraint): Fix build with C++.
2925 (insert_into_field_list): Remove.
2926 (push_fields_onto_fieldstack): Properly merge fields.
2927 (create_variable_info_for): Split and simplify.
2928 (create_variable_info_for_1): New piece.
2929 (intra_create_variable_infos): Properly make restrict constraints
2932 2010-04-28 Richard Guenther <rguenther@suse.de>
2935 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
2937 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
2938 Jan Hubicka <hubicka@ucw.cz>
2940 * doc/invoke.texi (-Wsuggest-attribute=const,
2941 -Wsuggest-attribute=pure): Document.
2942 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
2943 (function_always_visible_to_compiler_p,
2944 suggest_attribute, warn_function_pure, warn_function_const):
2946 (check_call): Improve debug info.
2947 (analyze_function): Do not check availability.
2948 (add_new_function): Check availability.
2949 (propagate): Output warnings.
2950 (skip_function_for_local_pure_const): New function.
2951 (local_pure_const): Use it; output warnings.
2952 * common.opt (Wsuggest-attribute=const,
2953 Wsuggest-attribute=pure): New.
2955 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2957 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2958 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2959 or DW_CFA_def_cfa_offset{,_sf}.
2961 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2963 * tree.h: Fix truncated long macros.
2965 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2967 * collect2.c (TARGET_64BIT): Redefine to target's default.
2968 * tlink.c: Likewise.
2969 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2970 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2971 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2972 for underscoring __USER_LABEL_PREFIX__.
2973 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2974 (SUB_LINK_ENTRY32): New.
2975 (SUB_LINK_ENTRY64): New.
2976 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2977 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2978 (SUB_LINK_ENTRY64): New.
2979 (SUB_LINK_ENTRY): New.
2980 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2981 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2982 x64 target is choosen.
2983 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2984 * configure: Regenerated.
2985 * configure.ac (leading-mingw64-underscores): Option added.
2987 2010-04-27 Jan Hubicka <jh@suse.cz>
2989 * doc/invoke.texi (-fipa-profile): Document.
2990 * opts.c (decode_options): Enable ipa-profile at -O1.
2991 * timevar.def (TV_IPA_PROFILE): Define.
2992 * common.opt (fipa-profile): Add.
2993 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2995 (cgraph_propagate_frequency): Handle only local ones.
2996 * tree-pass.h (pass_ipa_profile): Declare.
2997 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2998 (pass_ipa_profile): Use TV_IPA_PROFILE.
2999 * ipa.c (ipa_profile): New function.
3000 (gate_ipa_profile): Likewise.
3001 (pass_ipa_profile): New global variable.
3002 * passes.c (pass_ipa_profile): New.
3004 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
3006 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
3008 2010-04-27 Martin Jambor <mjambor@suse.cz>
3011 * ipa.c (dissolve_same_comdat_group_list): New function.
3012 (function_and_variable_visibility): Call
3013 dissolve_same_comdat_group_list when comdat group contains external or
3015 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
3016 lists are circular and that they contain only DECL_ONE_ONLY nodes.
3018 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
3020 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
3021 (const_hash_1) <VECTOR_CST>: New case.
3022 (compare_constant) <VECTOR_CST>: Likewise.
3023 <ADDR_EXPR>: Deal with LABEL_REFs.
3024 (copy_constant) <VECTOR_CST>: New case.
3026 2010-04-27 Jan Hubicka <jh@suse.cz>
3028 * cgraph.c (cgraph_propagate_frequency): New function.
3029 * cgraph.h (cgraph_propagate_frequency): Declare.
3030 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
3031 cgraph_propagate_frequency.
3033 2010-04-27 Jakub Jelinek <jakub@redhat.com>
3035 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
3037 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
3040 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
3041 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
3042 here to determine which regs to push and how much stack to reserve.
3044 2010-04-27 Jie Zhang <jie@codesourcery.com>
3046 * doc/gimple.texi (gimple_statement_with_ops): Remove
3047 addresses_taken field.
3048 (gimple_statement_with_memory_ops): Likewise.
3050 2010-04-27 Jan Hubicka <jh@suse.cz>
3052 * tree-inline.c (eni_inlining_weights): Remove.
3053 (estimate_num_insns): Special case more builtins.
3055 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
3058 * c-typeck.c (build_binary_op): Move forward check for comparison
3059 pointer with null pointer constant and adjust the diagnostic message.
3061 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
3064 * configure.ac (gcc_cv_as_section_has_align): Set if installed
3065 binutils supports extended .section directive needed by LTO, or
3066 warn if older binutils found.
3067 (LTO_BINARY_READER): New AC_SUBST'd variable.
3068 (LTO_USE_LIBELF): Likewise.
3069 * gcc/config.gcc (lto_binary_reader): New target-specific configure
3071 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
3072 (LTO_USE_LIBELF): Likewise.
3073 * configure: Regenerate.
3075 * collect2.c (is_elf): Rename from this ...
3076 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
3077 object files in addition to ELF-formatted ones.
3078 (scan_prog_file): Caller updated. Also allow for LTO info marker
3079 symbol to be prefixed or not by an extra underscore.
3081 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
3082 * config/i386/winnt.c: Also #include lto-streamer.h
3083 (i386_pe_asm_named_section): Specify 1-byte section alignment for
3085 (i386_pe_asm_output_aligned_decl_common): Add comment.
3086 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
3088 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
3091 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
3092 Add missing earlyclobber for second alternative.
3094 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
3096 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
3097 bits for artificial defs at the top of the block.
3098 * fwprop.c (single_def_use_enter_block): Don't call it.
3100 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
3103 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
3104 instead of "$gcc_cv_objdump -T".
3105 Use "-undefined dynamic_lookup" on darwin.
3106 * gcc/configure: Regenerate.
3108 2010-04-26 Jakub Jelinek <jakub@redhat.com>
3111 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
3113 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
3115 * c-parser.c (struct c_token): Move location field up.
3116 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
3117 (struct c_declspecs): Convert typespec_word, storage_class, and
3118 default_int_p into bitfields.
3119 (struct c_declarator): Move loc field up.
3121 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
3123 * cfgloop.h (struct loop): Move can_be_parallel field up.
3124 * ipa-prop.h (struct ip_node_params): Move bitfields up.
3125 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
3127 (struct iv_cand): Convert pos field into a bitfield.
3128 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
3130 (struct _stmt_vec_info): Shuffle fields for better packing.
3132 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
3134 * varasm.c (IN_NAMED_SECTION): Remove guard.
3135 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
3136 (IN_NAMED_SECTION_P): ...this.
3137 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
3138 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
3140 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
3142 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
3143 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
3144 of shadowing it. Fix comments.
3146 2010-04-26 Jan Hubicka <jh@suse.cz>
3148 * cgraph.c (cgraph_create_node): Set node frequency to normal.
3149 (cgraph_clone_node): Copy function frequency.
3150 * cgraph.h (node_frequency): New enum
3151 (struct cgraph_node): Add.
3152 * final.c (rest_of_clean_state): Update.
3153 * lto-cgraph.c (lto_output_node): Output node frequency.
3154 (input_overwrite_node): Input node frequency.
3155 * tre-ssa-loop-ivopts (computation_cost): Update.
3156 * lto-streamer-out.c (output_function): Do not output function
3158 * predict.c (maybe_hot_frequency_p): Update and handle functions
3160 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
3162 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
3163 (compute_function_frequency): Set noreturn functions to be executed
3165 (choose_function_section): Update.
3166 * lto-streamer-in.c (input_function): Do not input function frequency.
3167 * function.c (allocate_struct_function): Do not initialize function
3169 * function.h (function_frequency): Remove.
3170 (struct function): Remove function frequency.
3171 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
3172 (try_update): Update.
3173 * tree-inline.c (initialize_cfun): Do not update function frequency.
3174 * passes.c (pass_init_dump_file): Update.
3175 * i386.c (ix86_compute_frame_layout): Update.
3176 (ix86_pad_returns): Update.
3178 2010-04-26 Jie Zhang <jie@codesourcery.com>
3180 PR tree-optimization/43833
3181 * tree-vrp.c (range_int_cst_p): New.
3182 (range_int_cst_singleton_p): New.
3183 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
3184 when both operands are constants. Use range_int_cst_p in
3187 2010-04-26 Jan Hubicka <jh@suse.cz>
3189 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
3191 2010-04-26 Richard Guenther <rguenther@suse.de>
3194 * gimple.c (gimple_decl_printable_name): Deal gracefully
3195 with a NULL DECL_NAME.
3197 2010-04-26 Richard Guenther <rguenther@suse.de>
3200 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
3201 if emitting debug information and it is either a function
3202 or a namespace decl.
3204 2010-04-26 Ira Rosen <irar@il.ibm.com>
3206 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
3207 determine if the statement is vectorizable, and a macro to access it.
3208 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3209 Skip statements that can't be vectorized. If the analysis fails,
3210 mark the statement as unvectorizable if vectorizing basic block.
3211 (vect_compute_data_refs_alignment): Likewise.
3212 (vect_verify_datarefs_alignment): Skip statements marked as
3213 unvectorizable. Add print.
3214 (vect_analyze_group_access): Skip statements that can't be
3215 vectorized. If the analysis fails, mark the statement as
3216 unvectorizable if vectorizing basic block.
3217 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
3218 * tree-vect-stmts.c (vectorizable_store): Fix the number of
3219 generated stmts for SLP.
3220 (new_stmt_vec_info): Initialize the new field.
3221 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
3222 statements marked as unvectorizable.
3224 2010-04-25 Joseph Myers <joseph@codesourcery.com>
3226 * c-common.c (flag_isoc1x): New.
3227 (flag_isoc99): Update comment.
3228 * c-common.h (flag_isoc1x): New.
3229 (flag_isoc99): Update comment.
3230 * c-cppbuiltin.c (builtin_define_float_constants): Also define
3231 __<type>_DECIMAL_DIG__.
3232 * c-opts.c (set_std_c1x): New.
3233 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
3234 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
3235 * c.opt (-std=c1x, -std=gnu1x): New options.
3236 * doc/cpp.texi: Mention -std=c1x.
3237 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
3238 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
3239 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
3240 * doc/standards.texi: Mention C1X.
3241 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
3242 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
3243 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
3246 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
3248 * config/i386/gmon-sol2.c (_mcleanup): Change format string
3249 placeholder from 0x%x to %#x.
3250 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
3251 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
3252 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
3253 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
3254 * config/i386/i386.c (ix86_target_string): Ditto.
3255 (output_pic_addr_const): Ditto.
3256 (print_operand): Ditto.
3258 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
3260 * combine.c (find_split_point): Add third argument. Use it
3261 to find nested multiply-accumulate instructions. Adjust calls.
3262 (try_combine): Adjust call to find_split_point.
3264 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
3266 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
3268 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
3270 PR tree-optimization/41442
3271 * fold-const.c (merge_truthop_with_opposite_arm): New function.
3272 (fold_binary_loc): Call it.
3274 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3276 * toplev.c (general_init): Set default for fdiagnostics-show-option.
3277 * opts.c (common_handle_option): Allow disabling it.
3278 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
3280 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
3282 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
3283 between modes if both types are integral.
3285 2010-04-23 Richard Guenther <rguenther@suse.de>
3287 PR tree-optimization/43572
3288 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
3290 2010-04-23 Richard Guenther <rguenther@suse.de>
3293 * tree-inline.c (tree_can_inline_p): Also check compatibility
3296 2010-04-23 Martin Jambor <mjambor@suse.cz>
3298 PR tree-optimization/43846
3299 * tree-sra.c (struct access): New flag grp_assignment_read.
3300 (build_accesses_from_assign): Set grp_assignment_read.
3301 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
3302 (enum mark_read_status): New type.
3303 (analyze_access_subtree): Propagate grp_assignment_read, create
3304 accesses also if both direct_read and root->grp_assignment_read.
3306 2010-04-23 Martin Jambor <mjambor@suse.cz>
3309 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
3310 function does not have type attributes.
3312 2010-04-23 Richard Guenther <rguenther@suse.de>
3315 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
3318 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3320 * sese.h (create_if_region_on_edge): Remove.
3322 * sese.c (create_if_region_on_edge): Make static.
3324 * tree-inline.c: Do not include ggc.h.
3326 * expr.c: Do not include ggc.h.
3328 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
3331 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
3334 * config/sh/sh.c (find_barrier): Don't emit a constant pool
3335 in the middle of insns for casesi_worker_2.
3337 2010-04-22 David Edelsohn <edelsohn@gnu.org>
3339 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
3341 2010-04-22 Ira Rosen <irar@il.ibm.com>
3343 PR tree-optimization/43842
3344 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
3345 loop unrolling in update of exit phis. Fix comment.
3346 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
3347 least two reduction statements in the loop before starting SLP
3350 2010-04-22 Nick Clifton <nickc@redhat.com>
3352 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
3354 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
3356 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
3359 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3361 * tree-parloops.c (loop_parallel_p): New argument
3362 parloop_obstack. Pass it down.
3363 (parallelize_loops): New variable parloop_obstack. Initialize it,
3364 pass it down, free it.
3366 * tree-loop-linear.c (linear_transform_loops): Pass down
3369 * tree-data-ref.h (lambda_compute_access_matrices): New argument
3370 of type struct obstack *.
3372 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
3373 scratch_obstack. Initialize it, pass down, free it.
3375 * lambda.h (lambda_loop_new): Remove.
3376 (lambda_matrix_new, lambda_matrix_inverse)
3377 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
3378 argument of type struct obstack *.
3380 * lambda-trans.c (lambda_trans_matrix_new): New argument
3381 lambda_obstack. Pass it down, use obstack allocation for ret.
3382 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
3385 * lambda-mat.c (lambda_matrix_get_column)
3386 (lambda_matrix_project_to_null): Remove.
3387 (lambda_matrix_new): New argument lambda_obstack. Use obstack
3389 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
3392 * lambda-code.c (lambda_loop_new): New function.
3393 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
3394 (lambda_compute_auxillary_space, lambda_compute_target_space)
3395 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
3396 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
3397 (build_access_matrix): New argument lambda_obstack. Use obstack
3399 (lambda_compute_step_signs, lambda_compute_access_matrices): New
3400 argument lambda_obstack. Pass it down.
3402 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3404 * optabs.h (expand_widening_mult): Declare.
3406 2010-04-22 Richard Guenther <rguenther@suse.de>
3408 PR tree-optimization/43845
3409 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
3410 lookup the CALL_EXPR function and arguments.
3412 2010-04-22 Nick Clifton <nickc@redhat.com>
3414 * config/stormy16/stormy16.c
3415 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
3416 * config/stormy16/stormy16.h: Tidy up formatting.
3417 (DONT_USE_BUILTIN_SETJMP): Remove definition.
3418 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
3419 (ineqbranchsi): Delete pattern.
3420 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
3421 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
3422 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
3423 stormy16-lib2-ucmpsi2.c.
3425 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3427 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
3428 df_simulate_find_noclobber_defs as appropriate. Keep track of an
3429 extra set merge_set_noclobber, and use it to relax the final test
3431 * df.h (df_simulate_find_noclobber_defs): Declare.
3432 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
3434 (df_simulate_find_noclobber_defs): New function.
3436 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
3438 * config/i386/i386.md: Use {} around multi-line preparation statements.
3440 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3442 * c-tree.h (push_init_level, pop_init_level, set_init_index)
3443 (process_init_element): New argument of type struct obstack *.
3445 * c-typeck.c (push_init_level, pop_init_level, set_designator)
3446 (set_init_index, set_init_label, set_nonincremental_init)
3447 (set_nonincremental_init_from_string, find_init_member)
3448 (output_init_element, output_pending_init_elements)
3449 (process_init_element): New argument braced_init_obstack. Pass it
3451 (push_range_stack, add_pending_init): New argument
3452 braced_init_obstack. Use obstack allocation.
3454 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
3455 braced_init_obstack. Pass it down.
3456 (c_parser_braced_init): New variables ret, braced_init_obstack.
3457 Initialize obstack, pass it down and finally free it.
3459 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3462 * tree-pass.h (pass_optimize_widening_mul): Declare.
3463 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
3464 gate_optimize_widening_mul): New static functions.
3465 (pass_optimize_widening_mul): New.
3466 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
3467 <case MULT_EXPR>: Remove support for widening multiplies.
3468 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
3469 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
3470 simplify_gen_unary rather than directly building extensions.
3471 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
3473 * expmed.c (expand_widening_mult): New function.
3474 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
3476 2010-04-21 Jan Hubicka <jh@suse.cz>
3478 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
3479 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
3480 * lto-wpa-fixup.c: Remove.
3481 * Makefile.in (lto-wpa-fixup.o): Remove.
3482 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
3483 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
3484 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
3486 2010-04-21 Jan Hubicka <jh@suse.cz>
3488 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
3489 add write_optimization_summary, read_optimization_summary.
3490 (ipa_write_summaries_of_cgraph_node_set): Remove.
3491 (ipa_write_optimization_summaries): Declare.
3492 (ipa_read_optimization_summaries): Declare.
3493 * ipa-cp.c (pass_ipa_cp): Update.
3494 * ipa-reference.c (pass_ipa_reference): Update.
3495 * ipa-pure-const.c (pass_ipa_pure_const): Update.
3496 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
3498 * ipa-inline.c (pass_ipa_inline): Update.
3499 * ipa.c (pass_ipa_whole_program): Update.
3500 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
3501 * passes.c (ipa_write_summaries_1): Do not test wpa.
3502 (ipa_write_optimization_summaries_1): New.
3503 (ipa_write_optimization_summaries): New.
3504 (ipa_read_summaries): Do not test ltrans.
3505 (ipa_read_optimization_summaries_1): New.
3506 (ipa_read_optimization_summaries): New.
3508 2010-04-21 Jan Hubicka <jh@suse.cz>
3510 * lto-cgraph.c (lto_output_node): Do not output comdat groups
3512 (output_cgraph): Do not arrange comdat groups for boundary nodes.
3514 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3517 * dwarf2out.c (add_name_and_src_coords_attributes): Add
3518 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
3520 2010-04-21 Jan Hubicka <jh@suse.cz>
3522 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
3524 2010-04-21 Jan Hubicka <jh@suse.cz>
3526 * varpool.c (decide_is_variable_needed): Variable is always needed
3529 2010-04-21 Jan Hubicka <jh@suse.cz>
3531 * opts.c (decode_options): Enable pure-const pass for whopr.
3533 2010-04-21 Jan Hubicka <jh@suse.cz>
3535 * cgraph.c (dump_cgraph_node): Dump also assembler name.
3536 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
3538 (cgraph_decide_inlining): Do not expect callee to be removed in all
3541 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
3543 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
3545 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3547 * config/i386/i386.md (x86_shrd): Add athlon_decode and
3548 amdfam10_decode attributes.
3550 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3553 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
3554 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
3555 (lower_copyprivate_clauses): Use private var in outer
3556 context instead of original var. Make sure the types
3557 are correct for VLAs.
3559 2010-04-21 Richard Guenther <rguenther@suse.de>
3561 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
3562 to non-pointer objects.
3564 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3566 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
3567 last chain entry if it starts with the still current label.
3568 (add_location_or_const_value_attribute): Check that
3569 loc_list->first->next is NULL instead of comparing ->first with ->last.
3570 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
3571 to add_var_loc_to_decl.
3573 * dwarf2out.c (output_call_frame_info): For dw_cie_version
3574 >= 4 add also address size and segment size fields into CIE header.
3576 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
3577 long as address size is the same as sizeof (void *) and
3579 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
3580 address size or segment size is unexpected, return DW_EH_PE_omit.
3581 (classify_object_over_fdes): If get_cie_encoding returned
3582 DW_EH_PE_omit, return -1.
3583 (init_object): If classify_object_over_fdes returned -1,
3584 pretend there were no FDEs at all.
3586 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3588 * config/i386/i386.md (bswap<mode>2): Macroize expander from
3589 bswap{si,di}2 using SWI48 mode iterator.
3590 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
3591 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
3592 set modrm attribute of bswap insn to 0 and remove length attribute.
3593 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
3594 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
3595 set mode attribute to <MODE> and remove length attribute.
3597 2010-04-20 James E. Wilson <wilson@codesourcery.com>
3599 PR rtl-optimization/43520
3600 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
3601 zero available registers.
3603 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3605 * builtins.c (fold_builtin_cproj): Fold more cases.
3607 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3609 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
3610 (fold_builtin_1): Fold builtin cproj.
3611 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
3612 Use ATTR_CONST_NOTHROW_LIST.
3614 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
3616 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
3617 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
3618 ffsi2_no_cmove for !TARGET_CMOVE.
3619 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
3620 (ffssi2): Remove expander.
3621 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
3623 (ctz<mode>2): Ditto from ctz{si,di}2.
3624 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
3626 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
3629 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3631 * dwarf2out.c (AT_linkage_name): Define.
3632 (clone_as_declaration): Handle DW_AT_linkage_name.
3633 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
3634 of DW_AT_MIPS_linkage_name.
3635 (move_linkage_attr): Likewise.
3636 (dwarf2out_finish): Likewise.
3638 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
3641 * fold-const.c (fold_comparison): New folding rule.
3643 2010-04-20 Anatoly Sokolov <aesok@post.ru>
3645 * double-int.h (double_int_setbit): Declare.
3646 * double-int.c (double_int_setbit): New function.
3647 * rtl.h (immed_double_int_const): Declare.
3648 * emit-rtl.c (immed_double_int_const): New function.
3649 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
3650 and immed_double_int_const functions.
3651 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
3652 expand_copysign_bit): (Ditto.).
3653 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
3654 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
3655 * dojump.c (prefer_and_bit_test): (Ditto.).
3656 * expr.c (convert_modes, reduce_to_bit_field_precision,
3657 const_vector_from_tree): (Ditto.).
3658 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3660 2010-04-20 Jan Hubicka <jh@suse.cz>
3662 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
3663 (dump_cgraph_node): Dump new flags.
3664 * cgraph.h (struct cgraph_node): Add flags
3665 reachable_from_other_partition and in_other_partition.
3666 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
3667 other partition can not be removed.
3668 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
3669 the other partition must be output; silence sanity checking on
3670 leaking functions bodies from other paritition.
3671 * lto-cgraph.c (reachable_from_other_partition_p): New function.
3672 (lto_output_node): Output new flags; do not sanity check that inline
3673 clones are output; drop lto_forced_extern_inline_p code; do not mock
3674 visibility flags at partition boundaries.
3675 (add_node_to): New function.
3676 (output_cgraph): Use it to sort functions so masters appear before
3678 (input_overwrite_node): Input new flags.
3679 * passes.c (ipa_write_summaries): Do not call
3680 lto_new_extern_inline_states.
3681 * lto-section-out.c (forced_extern_inline,
3682 lto_new_extern_inline_states lto_delete_extern_inline_states,
3683 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
3684 * lto-streamer.h (lto_new_extern_inline_states,
3685 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
3686 lto_forced_extern_inline_p): Kill.
3688 2010-04-20 Richard Guenther <rguenther@suse.de>
3690 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
3691 from vars that can have pointers.
3692 (process_constraint): Dump useless constraints.
3694 2010-04-20 Richard Guenther <rguenther@suse.de>
3696 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
3697 (dump_sa_points_to_info): Remove asserts.
3698 (init_base_vars): nothing_id isn't an escape point nor does it
3701 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3703 * tree.h (TYPE_REF_IS_RVALUE): Define.
3704 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
3705 should_move_die_to_comdat, prune_unused_types_walk): Handle
3706 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
3707 (modified_type_die, gen_reference_type_die): Emit
3708 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
3709 if TYPE_REF_IS_RVALUE and -gdwarf-4.
3711 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3714 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
3715 calls for -fpic -m31 if they have been sibcall optimized.
3717 2010-04-19 James E. Wilson <wilson@codesourcery.com>
3719 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
3720 ar.lc fixed and call-used.
3722 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
3724 2010-04-19 Jan Hubicka <jh@suse.cz>
3726 * opts.c (decode_options): Disable whpr incompatible passes.
3727 * lto/lto.c (lto_1_to_1_map): Skip clones.
3728 (read_cgraph_and_symbols): Do not mark everything as needed.
3729 (do_whole_program_analysis): Do map only after optimizing;
3730 set proper cgraph_state; use passmanager.
3732 2010-04-19 DJ Delorie <dj@redhat.com>
3734 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
3735 POINTER_PLUS_EXPR and fix them.
3737 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
3739 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
3740 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
3741 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
3742 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
3743 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
3744 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
3745 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
3746 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
3747 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
3748 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
3749 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
3751 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
3753 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
3754 (check_cond_move_block): Likewise.
3755 (cond_move_process_if_block): Likewise.
3756 (noce_find_if_block): Improve formatting.
3757 (find_if_header): Pass 0 to memset and tweak conditions.
3758 (cond_exec_find_if_block): Fix long lines and tweak conditions.
3760 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3762 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
3766 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
3767 with non-local decl doesn't need chain.
3769 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
3771 * ira-color.c (allocno_reload_assign): Avoid accumulating
3772 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
3774 2010-04-19 Martin Jambor <mjambor@suse.cz>
3776 * gimple.h (create_tmp_reg): Declare.
3777 * gimplify.c (create_tmp_reg): New function.
3778 (gimplify_return_expr): Use create_tmp_reg.
3779 (gimplify_omp_atomic): Likewise.
3780 (gimple_regimplify_operands): Likewise.
3781 * tree-dfa.c (make_rename_temp): Likewise.
3782 * tree-predcom.c (predcom_tmp_var): Likewise.
3783 (reassociate_to_the_same_stmt): Likewise.
3784 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
3785 (get_replaced_param_substitute): Likewise.
3786 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3787 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3788 * tree-ssa-pre.c (get_representative_for): Likewise.
3789 (create_expression_by_pieces): Likewise.
3790 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
3791 (create_tailcall_accumulator): Likewise.
3793 2010-04-19 Martin Jambor <mjambor@suse.cz>
3795 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
3797 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
3799 2010-04-19 Richard Guenther <rguenther@suse.de>
3801 PR tree-optimization/43796
3802 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
3803 from SCEV in the lattice.
3804 (vrp_visit_phi_node): Dump change.
3806 2010-04-19 Richard Guenther <rguenther@suse.de>
3808 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
3809 * configure: Re-generated.
3811 2010-04-19 Richard Guenther <rguenther@suse.de>
3813 PR tree-optimization/43783
3814 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
3815 constant ARRAY_REF operands two and three if possible.
3817 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
3820 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
3822 2010-04-19 Jie Zhang <jie@codesourcery.com>
3825 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
3827 2010-04-19 Ira Rosen <irar@il.ibm.com>
3829 PR tree-optimization/37027
3830 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
3831 and macro to access it.
3832 (vectorizable_reduction): Add argument.
3833 (vect_get_slp_defs): Likewise.
3834 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
3835 statements for possible use in SLP.
3836 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
3837 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
3838 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
3840 (vectorizable_reduction): Likewise.
3841 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
3843 (vectorizable_type_demotion, vectorizable_type_promotion,
3844 vectorizable_store): Likewise.
3845 (vect_analyze_stmt): Update call to vectorizable_reduction.
3846 (vect_transform_stmt): Likewise.
3847 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
3848 (vect_build_slp_tree): Fix indentation. Check that there are no loads
3849 from different interleaving chains in same node.
3850 (vect_slp_rearrange_stmts): New function.
3851 (vect_supported_load_permutation_p): Allow load permutations for
3852 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
3853 inside SLP nodes if necessary.
3854 (vect_analyze_slp_instance): Handle reductions.
3855 (vect_analyze_slp): Try to build SLP instances originating from groups
3857 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
3858 (vect_get_constant_vectors): Create initial vectors for reductions
3859 according to reduction code. Add new argument.
3860 (vect_get_slp_defs): Add new argument, pass it to
3861 vect_get_constant_vectors.
3862 (vect_schedule_slp_instance): Remove SLP tree root statements.
3864 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3866 * tree.h (ENUM_IS_SCOPED): Define.
3867 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
3868 for ENUM_IS_SCOPED enums.
3870 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
3872 * fold-const.c (fold_comparison): Use ssizetype.
3873 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
3874 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
3875 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
3876 * tree-object-size.c (compute_object_sizes): Use size_type_node.
3878 * tree.h (initialize_sizetypes): Remove parameter.
3879 (build_common_tree_nodes): Remove second parameter.
3880 * stor-layout.c (initialize_sizetypes): Remove parameter.
3881 Always create an unsigned type.
3882 (set_sizetype): Assert that the passed type is unsigned and simplify.
3883 * tree.c (build_common_tree_nodes): Remove second parameter.
3884 Adjust call to initialize_sizetypes.
3885 * c-decl.c (c_init_decl_processing): Remove second argument in call to
3886 build_common_tree_nodes.
3888 2010-04-18 Matthias Klose <doko@ubuntu.com>
3890 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
3892 2010-04-18 Ira Rosen <irar@il.ibm.com>
3894 PR tree-optimization/43771
3895 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
3896 load permutation doesn't have gaps.
3898 2010-04-18 Jan Hubicka <jh@suse.cz>
3900 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
3901 (sse_prologue_save_insn expander): Use new pattern.
3902 (sse_prologue_save_insn1): New pattern and splitter.
3903 (sse_prologue_save_insn): Update to deal also with 64bit aligned
3905 * i386.c (setup_incoming_varargs_64): Do not compute jump
3907 (ix86_gimplify_va_arg): Update alignment needed.
3908 (ix86_local_alignment): Do not align all local arrays to 128bit.
3910 2010-04-17 Jan Hubicka <jh@suse.cz>
3912 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
3914 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3916 * arm.md (negdi2): Remove redundant code to force values into a
3919 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3921 * arm/bpabi.S: Add EABI alignment attributes to objects.
3922 * arm/bpabi-v6m.S: Likewise.
3923 * arm/crti.asm: Likewise.
3924 * arm/crtn.asm: Likewise.
3925 * arm/lib1funcs.asm: Likewise.
3926 * arm/libunwind.S: Likewise.
3928 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3930 * arm-protos.h (tune_params): New structure.
3931 * arm.c (current_tune): New variable.
3932 (arm_constant_limit): Delete.
3933 (struct processors): Add pointer to the tune parameters.
3934 (arm_slowmul_tune): New tuning option.
3935 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
3936 (all_cores): Adjust to pick up the tuning model.
3937 (arm_constant_limit): New function.
3938 (arm_override_options): Select the appropriate tuning model. Delete
3939 initialization of arm_const_limit.
3940 (arm_split_constant): Use the new constant-limit model.
3941 (arm_rtx_costs): Pick up the current tuning model.
3942 * arm.md (is_strongarm, is_xscale): Delete.
3943 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
3944 for Xscale variant architectures.
3945 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3947 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3949 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3951 (arm_rtx_costs_1): Remove unused variable extra_cost.
3952 (arm_unwind_emit_set): Use variable offset.
3953 (thumb1_output_casesi): Remove unused variable flags.
3955 2010-04-16 Jeff Law <law@redhat.com>
3957 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3958 needing assignment rather than doing a two-phase assignment. Remove
3959 unused variable 'm'.
3961 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3964 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3966 2010-04-16 Doug Kwan <dougkwan@google.com>
3968 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3969 (next_operand_entry_id): New static variable.
3970 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3971 (add_to_ops_vec): Assigned unique ID to operand entry.
3972 (struct oecount_s): New field ID.
3973 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3974 (undistribute_ops_list): Assign unique IDs to oecounts.
3975 (init_reassoc): reset next_operand_entry_id.
3977 2010-04-16 Doug Kwan <dougkwan@google.com>
3979 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3980 missing left parenthesis.
3982 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3984 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3985 *btdi_rex64 using SWI48 mode iterator.
3986 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3987 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3988 *jcc_btdi_mask_rex64.
3990 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3992 * double-int.h (tree_to_double_int): Convert to macro.
3993 * double-int.c (tree_to_double_int): Remove.
3995 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3998 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3999 with want_address 2 and in case a single element list might be
4000 possible, call it again with want_address 0.
4002 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4004 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
4005 case 'W' print operands for HI mode.
4006 * config/h8300/h8300.h (Y0, Y2) : New constraints.
4007 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
4008 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
4009 * config/h8300/predicate.md (bit_register_indirect_operand): New.
4011 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
4013 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
4014 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
4015 #xx:3 and #xx:4 mode.
4017 * config/h8300/h8300.md (inverted load with HImode dest): Add
4018 support for H8300SX.
4020 * config/h8300/predicate.md (bit_operand): Allow immediate values that
4021 satisfy 'U' constraint.
4023 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4025 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
4026 * configure: Regenerate.
4027 * config.in: Regenerate.
4028 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
4031 2010-04-16 Richard Guenther <rguenther@suse.de>
4033 * tree.h (struct tree_decl_minimal): Move pt_uid ...
4034 (struct tree_decl_common): ... here.
4035 (DECL_PT_UID): Adjust.
4036 (SET_DECL_PT_UID): Likewise.
4037 (DECL_PT_UID_SET_P): Likewise.
4039 2010-04-16 Richard Guenther <rguenther@suse.de>
4041 PR tree-optimization/43572
4042 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
4043 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
4044 * tree-flow.h (is_call_clobbered): Remove.
4045 * tree-flow-inline.h (is_call_clobbered): Likewise.
4046 * tree-dfa.c (dump_variable): Do not dump call clobber state.
4047 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
4048 (execute_return_slot_opt): Adjust.
4049 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
4050 check for call clobbered vars here.
4051 (find_tail_calls): Move tailcall verification to the
4054 2010-04-16 Diego Novillo <dnovillo@google.com>
4056 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
4058 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
4061 * config/arm/arm.md (cbranchqi4): New pattern.
4062 * config/arm/predicates.md (const0_operand,
4063 cbranchqi4_comparison_operator): New predicates.
4065 2010-04-16 Richard Guenther <rguenther@suse.de>
4067 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
4068 (dump_gimple_stmt): Likewise.
4070 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
4072 * recog.h (struct recog_data): New field is_operator.
4073 (struct insn_operand_data): New field is_operator.
4074 * recog.c (extract_insn): Set recog_data.is_operator.
4075 * genoutput.c (output_operand_data): Emit code to set the
4077 * reload.c (find_reloads): Use it rather than testing for an
4078 empty constraint string.
4081 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
4082 If the previous insn is a cbranchsi4_insn with the same arguments,
4083 omit the compare instruction.
4085 * config/arm/arm.md (addsi3_cbranch): If destination is a high
4086 register, inputs must be low registers and we need a low register
4087 scratch. Handle alternative 2 like alternative 3.
4089 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4091 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
4092 don't call get_addr on both. If one expression is a VALUE and
4093 the other a REG, check VALUE's locs if the REG isn't among them.
4095 2010-04-16 Christian Bruel <christian.bruel@st.com>
4097 * config/sh/sh.h (sh_frame_pointer_required): New function.
4098 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
4099 (flag_omit_frame_pointer) Set.
4100 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
4101 (rounded_frame_size): Adjust size with outgoing_args_size.
4102 (sh_set_return_address): Must return from stack pointer.
4103 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
4104 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4105 (ACCUMULATE_OUTGOING_ARGS): Define.
4106 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
4107 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
4109 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
4112 * config/sh/sh.c (sh_legitimize_reload_address): Use
4113 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
4114 Remove a unneeded check for offset_base.
4116 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
4118 * configure: Regenerated.
4120 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4122 * config/s390/s390.c (s390_call_save_register_used): Switch back
4123 to HARD_REGNO_NREGS.
4125 2010-04-15 Richard Guenther <rguenther@suse.de>
4127 * alias.c (alias_set_subset_of): Handle alias-set zero
4130 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
4131 Julian Brown <julian@codesourcery.com>
4133 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
4134 alternatives according to use of high and low regs.
4135 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
4136 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
4137 optimizing for size on Thumb-2.
4139 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
4141 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
4143 2010-04-15 Richard Guenther <rguenther@suse.de>
4145 * tree-ssa-structalias.c (struct variable_info): Add
4147 (new_var_info): Initialize it.
4148 (dump_constraints): Support printing last added constraints.
4149 (debug_constraints): Adjust.
4150 (dump_constraint_graph): Likewise.
4151 (make_heapvar_for): Check for NULL cfun.
4152 (get_function_part_constraint): New function.
4153 (get_fi_for_callee): Likewise.
4154 (find_func_aliases): Properly implement IPA PTA constraints.
4155 (process_ipa_clobber): New function.
4156 (find_func_clobbers): Likewise.
4157 (insert_into_field_list_sorted): Remove.
4158 (create_function_info_for): Properly allocate vars for IPA mode.
4159 Do not use insert_into_field_list_sorted.
4160 (create_variable_info_for): Properly generate constraints for
4161 global vars in IPA mode.
4162 (dump_solution_for_var): Always dump the solution.
4163 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
4164 (find_what_var_points_to): Adjust.
4165 (pt_solution_set): Change.
4166 (pt_solution_ior_into): New function.
4167 (pt_solution_empty_p): Export.
4168 (pt_solution_includes_global): Adjust.
4169 (pt_solution_includes_1): Likewise.
4170 (pt_solutions_intersect_1): Likewise.
4171 (dump_sa_points_to_info): Check some invariants.
4172 (solve_constraints): Move constraint dumping ...
4173 (compute_points_to_sets): ... here.
4174 (ipa_pta_execute): ... and here.
4175 (compute_may_aliases): Do not re-compute points-to info
4176 locally if IPA info is available.
4177 (ipa_escaped_pt): New global var.
4178 (ipa_pta_execute): Properly implement IPA PTA.
4179 * tree-into-ssa.c (dump_decl_set): Support dumping
4180 decls not in referenced-vars.
4181 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
4182 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
4183 (dump_points_to_solution): Likewise.
4184 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
4185 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
4186 (remap_gimple_stmt): Reset call clobber/use information if necessary.
4187 (copy_decl_to_var): Copy DECL_PT_UID.
4188 (copy_result_decl_to_var): Likewise.
4189 * tree.c (make_node_stat): Initialize DECL_PT_UID.
4190 (copy_node_stat): Copy it.
4191 * tree.h (DECL_PT_UID): New macro.
4192 (SET_DECL_PT_UID): Likewise.
4193 (DECL_PT_UID_SET_P): Likewise.
4194 (struct tree_decl_minimal): Add pt_uid member.
4195 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
4196 (pt_solution_empty_p): Declare.
4197 (pt_solution_set): Adjust.
4198 (ipa_escaped_pt): Declare.
4199 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
4200 * gimple-pretty-print.c (pp_points_to_solution): New function.
4201 (dump_gimple_call): Dump call clobber/use information.
4202 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
4203 * tree-pass.h (TDF_ALIAS): New dump option.
4204 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
4205 * doc/invoke.texi (-fipa-pta): Update documentation.
4207 2010-04-15 Richard Guenther <rguenther@suse.de>
4209 * Makefile.in (OBJS-common): Add gimple-fold.o.
4210 (gimple-fold.o): New rule.
4211 * tree.h (maybe_fold_offset_to_reference,
4212 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
4214 * gimple.h: ... here.
4215 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
4216 may_propagate_address_into_dereference): Move prototypes ...
4217 * gimple.h: ... here.
4218 * tree-ssa-ccp.c (get_symbol_constant_value,
4219 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
4220 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
4221 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
4222 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
4223 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
4224 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
4225 gimplify_and_update_call_from_tree): Move ...
4226 * gimple-fold.c: ... here. New file.
4227 (ccp_fold_builtin): Rename to ...
4228 (gimple_fold_builtin): ... this.
4229 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
4231 2010-04-15 Richard Guenther <rguenther@suse.de>
4233 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
4234 fit_double_type, force_fit_type_double, add_double_with_sign,
4235 neg_double, mul_double_with_sign, lshift_double, rshift_double,
4236 lrotate_double, rrotate_double, div_and_round_double): Move ...
4237 * double-int.c: ... here.
4238 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
4239 add_double, neg_double, mul_double_with_sign, mul_double,
4240 lshift_double, rshift_double, lrotate_double, rrotate_double,
4241 div_and_round_double): Move prototypes ...
4242 * double-int.h: ... here.
4244 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
4247 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
4248 matching constraints to ensure inputs match the output.
4250 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
4253 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
4254 in an input-only operand.
4256 2010-04-15 Anatoly Sokolov <aesok@post.ru>
4258 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
4259 (double_int_not, double_int_lshift, double_int_rshift): Declare.
4260 (double_int_negative_p): Convert to static inline function.
4261 * double-int.c (double_int_lshift, double_int_lshift): New functions.
4262 (double_int_negative_p): Remove.
4263 * tree.h (lshift_double, rshift_double):
4264 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
4265 * fold-const.c (fold_convert_const_int_from_real,
4266 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
4267 (lshift_double): Change type of arith argument to bool.
4268 (rshift_double): Change type of arith argument to bool. Correct
4270 * expmed.c (mask_rtx, lshift_value): (Ditto.).
4272 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
4275 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
4276 at the start and end of the then/else blocks, and omit them from the
4278 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
4279 argument; all callers changed. Pass zero to old_insns_match_p instead.
4280 (flow_find_head_matching_sequence): New function.
4281 (old_insns_match_p): Check REG_EH_REGION notes for calls.
4282 * basic-block.h (flow_find_cross_jump,
4283 flow_find_head_matching_sequence): Declare functions.
4285 2010-04-14 Jason Merrill <jason@redhat.com>
4288 * c-common.c (attribute_takes_identifier_p): New fn.
4289 * c-common.h: Declare it.
4291 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4293 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
4295 (*udivmod<mode>4): Ditto.
4297 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4299 * config/i386/i386.md (maxmin_int): Rename code attribute from
4300 maxminiprefix and update all users.
4301 (maxmin_float): Ditto from maxminfprefix.
4302 (logic): Ditto from logicprefix.
4303 (absneg_mnemonic): Ditto from absnegprefix.
4304 * config/i386/mmx.md: Update all users of maxminiprefix,
4305 maxminfprefix and logicprefix for rename.
4306 * config/i386/sse.md: Ditto.
4307 * config/i386/sync.md (sync_<code><mode>): Update for
4310 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4313 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
4314 warnings converted to errors.
4316 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4318 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
4319 used insn_type variable.
4320 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
4321 to avoid set-but-not-used warning.
4323 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4325 * df-core.c (df_ref_debug): Change format string placeholder
4327 * dwarf2asm.c (dw2_asm_output_data_raw,
4328 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
4329 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
4330 * dwarf2out.c (output_cfi, output_cfi_directive,
4331 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
4332 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
4334 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
4335 * print-rtl.c (print_rtx): Ditto.
4337 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4340 * builtins.c (expand_builtin_pow_root): New function to expand pow
4341 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
4342 series of sqrt and cbrt calls under -ffast-math.
4343 (expand_builtin_pow): Call it.
4345 2010-04-14 Michael Matz <matz@suse.de>
4347 PR tree-optimization/42963
4348 * tree-cfg.c (touched_switch_bbs): New static variable.
4349 (group_case_labels_stmt): New function broken out from ...
4350 (group_case_labels): ... here, use the above.
4351 (start_recording_case_labels): Allocate touched_switch_bbs.
4352 (end_recording_case_labels): Deallocate it, call
4353 group_case_labels_stmt.
4354 (gimple_redirect_edge_and_branch): Remember index of affected BB.
4356 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4358 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
4361 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4363 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
4365 2010-04-13 Jan Hubicka <jh@suse.cz>
4367 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
4368 of optimized out static functions.
4369 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
4370 cost computation. Also sanity check for overflows.
4371 (update_caller_keys): Update cgraph_edge_badness call; properly
4372 update fibheap and sanity check that it is up to date.
4373 (add_new_edges_to_heap): Update cgraph_edge_badness.
4374 (cgraph_decide_inlining_of_small_function): Likewise;
4375 add sanity checking that badness in heap is up to date;
4376 improve dumping of reason; Update badness of calls to the
4377 offline copy of function currently inlined; dump badness
4378 of functions not inlined because of unit growth limits.
4380 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4383 * c-common.c (pointer_int_sum): Disregard overflow that occured only
4384 because of sign-extension change when converting to sizetype here...
4385 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
4387 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
4388 the folding to constants. Remove redundant final conversion.
4389 (fold_binary) <associate>: Do not associate if the re-association of
4390 constants alone overflows.
4391 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
4392 to the end of the list.
4393 (multiple_of_p) <COND_EXPR>: New case.
4395 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4397 * opt-functions.awk (opt_sanitized_name): New.
4399 * optc-gen.awk: Use it
4400 * opth-gen.awk: Use it.
4402 2010-04-13 Martin Jambor <mjambor@suse.cz>
4404 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
4405 (sra_modify_assign): Delete stmts loading dead data even if racc has no
4406 children. Call replace_uses_with_default_def_ssa_name to handle
4409 2010-04-13 Michael Matz <matz@suse.de>
4412 * builtins.c (expand_builtin_interclass_mathfn): Also create
4413 a register if the predicate doesn't match.
4415 2010-04-13 Diego Novillo <dnovillo@google.com>
4417 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
4418 * c-pch.c: Include timevar.h.
4419 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
4420 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
4421 * ggc-common.c: Include timevar.h.
4422 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
4423 * timevar.def (TV_PCH_SAVE): Define.
4424 (TV_PCH_CPP_SAVE): Define.
4425 (TV_PCH_PTR_REALLOC): Define.
4426 (TV_PCH_PTR_SORT): Define.
4427 (TV_PCH_RESTORE): Define.
4428 (TV_PCH_CPP_RESTORE): Define.
4430 2010-04-13 Michael Matz <matz@suse.de>
4432 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
4434 (can_reassociate_p): New function.
4435 (break_up_subtract_bb, reassociate_bb): Use it.
4437 2010-04-13 Richard Guenther <rguenther@suse.de>
4440 * builtins.c (c_readstr): Fix assert.
4442 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
4444 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
4445 when generating cltd insn.
4447 (*ashl<mode>3_1): Remove special handling for register operand 2.
4448 (*ashlsi3_1_zext): Ditto.
4449 (*ashlhi3_1): Ditto.
4450 (*ashlhi3_1_lea): Ditto.
4451 (*ashlqi3_1): Ditto.
4452 (*ashlqi3_1_lea): Ditto.
4453 (*<shiftrt_insn><mode>3_1): Ditto.
4454 (*<shiftrt_insn>si3_1_zext): Ditto.
4455 (*<shiftrt_insn>qi3_1_slp): Ditto.
4456 (*<rotate_insn><mode>3_1): Ditto.
4457 (*<rotate_insn>si3_1_zext): Ditto.
4458 (*<rotate_insn>qi3_1_slp): Ditto.
4460 2010-04-13 Richard Guenther <rguenther@suse.de>
4462 * tree-ssa-structalias.c (callused_id): Remove.
4463 (call_stmt_vars): New.
4464 (get_call_vi): Likewise.
4465 (lookup_call_use_vi): Likewise.
4466 (lookup_call_clobber_vi): Likewise.
4467 (get_call_use_vi): Likewise.
4468 (get_call_clobber_vi): Likewise.
4469 (make_transitive_closure_constraints): Likewise.
4470 (handle_const_call): Adjust to do per-call call-used handling.
4471 (handle_pure_call): Likewise.
4472 (find_what_var_points_to): Remove general callused handling.
4473 (init_base_vars): Likewise.
4474 (init_alias_vars): Initialize call_stmt_vars.
4475 (compute_points_to_sets): Process call-used and call-clobbered
4476 vars for call statements.
4477 (delete_points_to_sets): Free call_stmt_vars.
4479 2010-04-13 Richard Guenther <rguenther@suse.de>
4481 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4482 Only add RW dependence for dependence distance zero.
4483 Adjust maximal vectorization factor according to dependences.
4484 Move alignment handling ...
4485 (vect_find_same_alignment_drs): ... here. New function.
4486 (vect_analyze_data_ref_dependences): Adjust.
4487 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
4488 (vect_analyze_data_refs): Adjust minimal vectorization factor
4489 according to data references.
4490 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
4491 dependences before determining the vectorization factor.
4492 Analyze alignment after determining the vectorization factor.
4493 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
4494 dependences before alignment.
4495 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
4497 (vect_analyze_data_refs): Likewise.
4498 (MAX_VECTORIZATION_FACTOR): New define.
4500 2010-04-13 Duncan Sands <baldrick@free.fr>
4502 * except.h (lang_eh_type_covers): Remove.
4503 * except.c (lang_eh_type_covers): Likewise.
4505 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4506 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4508 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
4509 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
4510 UNITS_PER_LONG where it is ABI relevant.
4511 (s390_return_addr_rtx): Likewise.
4512 (s390_back_chain_rtx): Likewise.
4513 (s390_frame_area): Likewise.
4514 (s390_frame_info): Likewise.
4515 (s390_initial_elimination_offset): Likewise.
4516 (save_gprs): Likewise.
4517 (s390_emit_prologue): Likewise.
4518 (s390_emit_epilogue): Likewise.
4519 (s390_function_arg_advance): Likewise.
4520 (s390_function_arg): Likewise.
4521 (s390_va_start): Likewise.
4522 (s390_gimplify_va_arg): Likewise.
4523 (s390_function_profiler): Likewise.
4524 (s390_optimize_prologue): Likewise.
4525 (s390_rtx_costs): Likewise.
4526 (s390_secondary_reload): Likewise.
4527 (s390_promote_function_mode): Likewise.
4528 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
4529 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
4530 registers available.
4531 (s390_unwind_word_mode): New function.
4532 (s390_function_value): Split 64 bit values into register pair if
4533 used as return value.
4534 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
4535 function call parameters. Handle parallels.
4536 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
4537 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
4538 (DWARF_CIE_DATA_ALIGNMENT): New macro.
4539 (s390_expand_setmem): Remove unused variable src_addr.
4540 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
4541 deal with 64 bit registers.
4542 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
4543 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
4544 (UNITS_PER_LONG): New macro.
4545 * libjava/include/s390-signal.h: Define extended ucontext
4546 structure containing the upper halfs of the 64 bit registers.
4548 2010-04-13 Simon Baldwin <simonb@google.com>
4550 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
4552 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4554 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
4555 rvalue on the RHS if the LHS is of a non-renamable type.
4556 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
4558 2010-04-13 Matthias Klose <doko@ubuntu.com>
4560 * gcc.c (cc1_options): Handle -iplugindir before processing
4561 the cc1 spec. Only add -iplugindir once.
4562 (cpp_unique_options): Add -iplugindir option if -fplugin* options
4564 * common.opt (iplugindir): Remove `Separate' property, initialize.
4565 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
4567 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
4568 (distclean): Remove plugin dir.
4569 * doc/invoke.texi: Document -iplugindir.
4571 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
4573 * doc/plugins.texi (Loading Plugins): Document short
4574 -fplugin=foo option.
4575 (Plugin API): Mention default_plugin_dir_name function.
4577 * gcc.c (find_file_spec_function): Add new declaration.
4578 (static_spec_func): Use it for "find-file".
4579 (find_file_spec_function): Add new function.
4580 (cc1_options): Add -iplugindir option if -fplugin* options found.
4582 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
4584 * plugin.c (add_new_plugin): Updated comment, and handle short
4586 (default_plugin_dir_name): Added new function.
4588 * common.opt (iplugindir): New option to set the plugin directory.
4590 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
4592 * config/i386/i386.md (any_rotate): New code iterator.
4593 (rotate_insn): New code attribute.
4595 (SWIM124): New mode iterator.
4596 (<rotate_insn>ti3): New expander.
4597 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
4598 any_rotate code iterator.
4599 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
4600 using any_rotate code iterator and SWIM124 mode iterator.
4601 (ix86_rotlti3): New insn_and_split pattern.
4602 (ix86_rotrti3): Ditto.
4603 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
4604 ix86_rotl{di,ti}3 patterns.
4605 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
4606 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
4607 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
4608 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
4609 code iterator and SWI mode iterator.
4610 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
4611 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
4613 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
4614 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
4615 (bswap rotatert splitter): Add splitter.
4616 (bswap splitter): Macroize splitter using any_rotate code iterator.
4617 Add insn predicate to split only for TARGET_USE_XCHGB or when
4618 optimizing function for size.
4620 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4622 * config/pa/pa.c (emit_move_sequence): Remove use of
4623 deleted variable flag_argument_noalias.
4625 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4627 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
4629 Add to unsupported targets list.
4630 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
4631 sparc*-sun-solaris2.[567]* from target lists.
4632 * configure: Regenerate.
4633 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
4635 Remove Solaris 7 patch references.
4636 (Specific, sparc-sun-solaris2.7): Removed.
4637 (sparc-sun-solaris2*): Update Solaris 7 example.
4638 (sparc64-*-solaris2*): Likewise.
4640 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4642 * config.build (alpha*-dec-osf4*): Remove.
4643 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
4644 of obsolete configurations.
4645 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
4647 * config/alpha/t-osf4: Renamed to ...
4648 * config/alpha/t-osf5: ... this.
4649 * config/alpha/osf.h: Renamed to ...
4650 * config/alpha/osf5.h: ... this.
4651 Merged old osf5.h contents.
4653 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
4654 (EXTRA_SPECS): Removed.
4655 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
4656 reflect removal of Tru64 UNIX V4.0/V5.0 support.
4659 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4661 * doc/contrib.texi (Contributors, Rainer Orth): Update.
4663 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
4666 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
4667 __thiscall convention.
4669 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4671 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
4673 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
4675 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4677 * function.c (assign_parms_initialize_all): Add unused attribute
4680 2010-04-12 Richard Guenther <rguenther@suse.de>
4682 * gsstruct.def (GSS_CALL): New.
4683 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
4684 * gimple.h: Include tree-ssa-alias.h.
4685 (struct gimple_statement_call): New.
4686 (union gimple_statement_struct_d): Add gimple_call member.
4687 (gimple_call_reset_alias_info): Declare.
4688 (gimple_call_use_set): New function.
4689 (gimple_call_clobber_set): Likewise.
4690 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
4691 * gimple.c (gimple_call_reset_alias_info): New function.
4692 (gimple_build_call_1): Call it.
4693 * lto-streamer-in.c (input_gimple_stmt): Likewise.
4694 * tree-inline.c (remap_gimple_stmt): Likewise.
4695 (expand_call_inline): Remove callused handling.
4696 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
4697 * tree-dfa.c (dump_variable): Likewise.
4698 * tree-parloops.c (parallelize_loops): Likewise.
4699 * tree-ssa.c (init_tree_ssa): Likewise.
4700 (delete_tree_ssa): Likewise.
4701 * tree-flow-inline.h (is_call_used): Remove.
4702 * tree-flow.h (struct gimple_df): Remove callused member.
4703 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
4704 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
4705 (ref_maybe_used_by_call_p_1): Simplify.
4706 (call_may_clobber_ref_p_1): Likewise.
4707 * tree-ssa-structalias.c (compute_points_to_sets): Set
4708 the call stmt used and clobbered sets.
4709 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
4710 (find_tail_calls): Verify the tail call.
4712 2010-04-12 Richard Guenther <rguenther@suse.de>
4714 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
4715 single-iteration always-inline inlining.
4716 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
4717 (cgraph_decide_inlining): Do not handle always-inline specially.
4718 (try_inline): Remove always-inline cycle detection special case.
4719 Do not recurse on always-inlines.
4720 (cgraph_early_inlining): Do not iterate if not optimizing.
4721 (cgraph_gate_early_inlining): remove.
4722 (pass_early_inline): Run unconditionally.
4723 (gate_cgraph_decide_inlining): New function.
4724 (pass_ipa_inline): Use it. Do not run the IPA inliner if
4725 not inlining or optimizing.
4726 (cgraph_decide_inlining_of_small_functions): Also consider
4727 always-inline functions.
4728 (cgraph_default_inline_p): Return true for nodes which should
4729 disregard inline limits.
4730 (estimate_function_body_sizes): Assume zero size and time for
4731 nodes which are marked as disregarding inline limits.
4732 (cgraph_decide_recursive_inlining): Do not perform recursive
4733 inlining on always-inline nodes.
4735 2010-04-12 Jakub Jelinek <jakub@redhat.com>
4738 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
4739 for exprs satisfying handled_component_p.
4741 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
4743 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
4744 non-constant aggregate elements.
4746 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
4747 is a real initialization.
4749 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
4752 * c-decl.c (start_function): Move forward check for nested function.
4754 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4756 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
4757 * config/sh/sh.c: Include reload.h.
4758 (sh_legitimize_reload_address): New.
4759 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
4760 sh_legitimize_reload_address.
4762 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4764 * config/sh/sh.md (*movqi_pop): New insn pattern.
4765 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
4767 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4769 * config/i386/i386.md (any_shiftrt): New code iterator.
4770 (shiftrt_insn): New code attribute.
4772 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
4773 using any_shiftrt code iterator.
4774 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
4775 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
4776 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
4777 pattern from corresponding peephole2 patterns.
4778 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
4779 using any_shiftrt code iterator.
4780 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
4781 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
4782 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
4783 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
4784 *{ashr,lshr}<mode>3_cmp_zext.
4785 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
4787 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4789 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
4791 (*lshr<mode>3_cconly): Ditto.
4793 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4795 * config/i386/i386.md (lshr<mode>3): Macroize expander from
4796 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4797 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4798 pattern from *lshr{di,ti}3_1 and corresponding splitters using
4800 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4801 from corresponding peephole2 patterns.
4802 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
4803 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
4804 and *lshrdi3_1_rex64 using SWI mode iterator.
4805 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
4806 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
4807 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
4808 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
4809 and *lshrdi3_cmp_rex64 using SWI mode iterator.
4810 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
4811 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
4812 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
4813 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
4816 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
4818 * config/i386/i386.md (ashr<mode>3): Macroize expander from
4819 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4820 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4821 pattern from *ashr{di,ti}3_1 and corresponding splitters using
4823 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4824 from corresponding peephole2 patterns.
4825 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
4826 (ashrsi3_cvt): Rename from ashrsi3_31.
4827 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
4828 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
4829 and x86_64_shift_adj_3 using SWI48 mode iterator.
4830 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
4831 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
4832 and *ashrdi3_1_rex64 using SWI mode iterator.
4833 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
4834 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
4835 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
4836 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
4837 and *ashrdi3_cmp_rex64 using SWI mode iterator.
4838 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
4839 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
4840 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
4841 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
4843 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
4844 * config/i386/i386.c (ix86_split_ashr): Update for renamed
4845 x86_shift<mode>_adj_3 expanders.
4847 2010-04-10 Wei Guozhi <carrot@google.com>
4850 * config/arm/arm.c (arm_pic_static_addr): New function.
4851 (legitimize_pic_address): Call arm_pic_static_addr when it detects
4853 (arm_output_addr_const_extra): Output expression for new pattern.
4854 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
4856 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
4858 * ira-costs.c (record_reg_classes): Ignore alternatives that are
4861 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
4862 * web.c: Include "insn-config.h" and "recog.h".
4863 (union_match_dups): New function.
4864 (web_main): Call it.
4865 (union_defs): Don't try to recognize match_dups.
4867 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
4868 if doing so would replace the entire pattern.
4870 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4874 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
4875 and splitter pattern. Change splitter operand 1 predicate to
4878 2010-04-09 Martin Jambor <mjambor@suse.cz>
4880 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
4881 lattices are addresses of CONST_DECLs with the same initial value.
4882 (ipcp_print_all_lattices): Print values of CONST_DECLs.
4883 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
4885 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
4886 Bernd Schmidt <bernds@codesourcery.com>
4888 * loop-invariant.c (replace_uses): New static function.
4889 (move_invariant_reg): Use it to ensure we can replace the uses.
4891 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
4893 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
4895 (picochip_override_options): Enable section anchors only above -O1.
4896 (picochip_reorg): Fixed a couple of build warnings.
4898 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4900 * configure.ac (plugin -rdynamic test): Log result.
4901 * configure: Regenerate.
4902 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
4903 (RDYNAMIC_SPEC): Define.
4904 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
4906 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4908 * configure.ac: Determine Sun ld version numbers.
4909 (comdat_group): Restrict GNU ld version checks to gld.
4910 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
4911 (enable_comdat): Support --enable-comdat.
4912 * configure: Regenerate.
4913 * doc/install.texi (Configuration): Document --enable-comdat.
4915 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4917 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
4918 * config/sol2-gld.h: ... here.
4919 * config.gcc (sparc*-*-solaris2*): Reflect this.
4920 (i[34567]86-*-solaris2*): Use it.
4922 2010-04-09 Steve Ellcey <sje@cup.hp.com>
4924 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
4926 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
4928 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4931 * diagnostic.c (diagnostic_initialize): Initialize
4932 some_warnings_are_errors.
4933 (diagnostic_finish): New.
4934 (diagnostic_action_after_output): Call it before exiting.
4935 (diagnostic_report_diagnostic): Do not print message here. Set
4936 some_warnings_are_errors.
4937 * diagnostic.h (diagnostic_context): Delete
4938 issue_warnings_are_errors_message. Add some_warnings_are_errors.
4939 (diagnostic_finish): Declare.
4940 * toplev.c (toplev_main): Call it before exit.
4942 2010-04-09 Jason Merrill <jason@redhat.com>
4945 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4946 for incomplete type.
4949 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4950 based on a warning flag.
4952 2010-04-09 Richard Guenther <rguenther@suse.de>
4954 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4956 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4959 * varasm.c (default_assemble_visibility): Wrap vars that are
4960 set, but unused, by targets without GAS.
4961 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4962 Remove set, but unused, vars.
4963 (rs6000_legitimize_tls_address): Likewise.
4964 (altivec_expand_dst_builtin): Likewise.
4965 * config/darwin.c (machopic_classify_symbol): Likewise.
4966 (machopic_indirection_name): Likewise.
4968 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4970 * config/i386/i386.md (DWI): New mode iterator.
4971 (S): New mode attribute.
4972 (shift_operand): Ditto.
4973 (shift_immediate_operand): Ditto.
4974 (ashl_input_operand): Ditto.
4975 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4976 using SDWIM mode iterator.
4977 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4978 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4980 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4981 from corresponding peephole2 patterns.
4982 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4983 and x86_64_shift_adj_1 using SWI48 mode iterator.
4984 (x86_shift<mode>_adj_2): Ditto.
4985 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4986 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4987 using SWI48 mode iterator.
4988 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4989 *ashldi3_cmp_rex64 using SWI mode iterator.
4990 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4991 *ashldi3_cconly_rex64 using SWI mode iterator.
4992 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4993 x86_shift<mode>_adj_{1,2}.
4994 (ix86_split_ashr): Ditto.
4995 (ix86_split_lshr): Ditto.
4997 2010-04-09 Richard Guenther <rguenther@suse.de>
4999 * target.h (builtin_conversion): Pass in input and output types.
5000 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
5001 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
5002 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
5003 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
5005 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
5007 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
5009 2010-04-09 Richard Guenther <rguenther@suse.de>
5012 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
5014 2010-04-09 Richard Guenther <rguenther@suse.de>
5016 * tree-vectorizer.h (struct _stmt_vec_info): Document
5017 that vectype is the type of the LHS.
5018 (supportable_widening_operation, supportable_narrowing_operation):
5019 Get both input and output vector types as arguments.
5020 (vect_is_simple_use_1): Declare.
5021 (get_same_sized_vectype): Likewise.
5022 * tree-vect-loop.c (vect_determine_vectorization_factor):
5023 Set STMT_VINFO_VECTYPE to the vector type of the def.
5024 (vectorizable_reduction): Adjust.
5025 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
5026 Adjust. Specify the output vector type.
5027 (vect_pattern_recog_1): Adjust.
5028 * tree-vect-stmts.c (get_same_sized_vectype): New function.
5029 (vectorizable_call): Adjust.
5030 (vectorizable_conversion): Likewise.
5031 (vectorizable_operation): Likewise.
5032 (vectorizable_type_demotion): Likewise.
5033 (vectorizable_type_promotion): Likewise.
5034 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
5036 (vect_is_simple_use_1): New function.
5037 (supportable_widening_operation): Get both input and output
5039 (supportable_narrowing_operation): Likewise.
5040 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
5042 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
5044 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
5045 __thiscall and _thiscall as predefined macros.
5046 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
5047 thiscall attribute handling.
5048 (ix86_comp_type_attributes): Likewise.
5049 (ix86_function_regparm): Likewise.
5050 (ix86_return_pops_args): Likewise.
5051 (init_cumulative_args): Likewise.
5052 (find_drap_reg): Likewise.
5053 (ix86_static_chain): Likewise.
5054 (x86_this_parameter): Likewise.
5055 (x86_output_mi_thunk): Likewise.
5056 (ix86_attribute_table): Add description for thiscall attribute.
5057 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
5058 * doc/extend.texi: Add documentation for thiscall.
5060 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5063 * c.opt (Wint-to-pointer-cast): Available in C++.
5064 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
5066 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
5068 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
5069 * calls.c (expand_call): Pass the function type to aggregate_value_p.
5070 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
5071 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
5072 function type instead. Reorder and simplify checks.
5074 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
5076 2010-04-08 Jing Yu <jingyu@google.com>
5077 Zdenek Dvorak <ook@ucw.cz>
5079 PR tree-optimization/42720
5080 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
5081 loop unswitch conditions here from ...
5082 (tree_unswitch_single_loop): ... here.
5084 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
5086 * tree-if-conv.c: Fix comments and simplify logic.
5088 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
5090 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
5091 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
5092 (main_tree_if_conversion): Update call to tree_if_conversion.
5094 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
5097 * doc/invoke.texi (-b,-V): Delete.
5098 * doc/tm.texi: Do not mention -b.
5099 * gcc.c (display_help): Delete -b and -V.
5100 (process_command): Delete -b and -V.
5101 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
5103 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
5104 Wolfgang Gellerich <gellerich@de.ibm.com>
5106 Implement target hook for loop unrolling
5107 * target.h (loop_unroll_adjust): Add a new target hook function.
5108 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
5109 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
5110 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
5111 (s390_loop_unroll_adjust): Implement the new target hook for s390.
5112 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
5114 (decide_unroll_stupid): Likewise.
5116 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5119 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
5121 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5123 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
5124 (Specific, *-*-solaris2*): Likewise.
5125 Don't prefer Sun as over GNU as.
5127 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
5129 * config/s390/s390.c (override_options): Adjust the z10 defaults
5130 for max-unroll-times, max-completely-peeled-insns
5131 and max-completely-peel-times.
5133 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5135 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
5136 instructions for z10.
5137 (s390_expand_setmem): Likewise.
5138 (s390_expand_cmpmem): Likewise.
5140 2010-04-08 Richard Guenther <rguenther@suse.de>
5142 PR tree-optimization/43679
5143 * tree-ssa-pre.c (eliminate): Only propagate copies.
5145 2010-04-08 Jakub Jelinek <jakub@redhat.com>
5148 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
5149 set but not used variable warning.
5151 2010-04-08 Wei Guozhi <carrot@google.com>
5154 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
5155 (arm_size_rtx_costs): Call the new function when optimized for size.
5157 2010-04-08 Jakub Jelinek <jakub@redhat.com>
5160 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
5161 op0 is not a MEM, just return NULL instead of assertion
5163 (discover_nonconstant_array_refs): Don't walk debug stmts.
5165 2010-04-08 Doug Kwan <dougkwan@google.com>
5167 * configure.ac: Recognize gold and do not use its version number
5168 to test ld features.
5169 * configure: Regenerate.
5171 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
5174 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
5175 (negate_value): Move code to push elements to broken_up_substracts ...
5176 (eliminate_plus_minus_pair): ... here. Push operands that have no
5177 negative pair to plus_negates.
5178 (repropagate_negates, init_reassoc, fini_reassoc): Update.
5180 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5182 * doc/install.texi (Configuration): Move description of
5183 --enable-lto, --with-libelf*, --enable-gold from Java section to
5186 * doc/generic.texi (Working with declarations)
5187 (Function Properties, C and C++ Trees): Fix typos.
5188 * doc/sourcebuild.texi (Top Level): Likewise.
5190 2010-04-07 Jakub Jelinek <jakub@redhat.com>
5193 * tree.h (DECL_READ_P): Define.
5194 (struct tree_decl_common): Add decl_read_flag.
5195 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
5196 a set but not used warning.
5197 (merge_decls): Merge DECL_READ_P flag.
5198 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
5199 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
5200 * c-common.c (handle_used_attribute, handle_unused_attribute):
5202 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
5204 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
5206 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
5207 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
5208 c_parser_binary_expression, c_parser_cast_expression,
5209 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
5210 Call default_function_array_read_conversion instead of
5211 default_function_array_conversion where needed.
5212 (c_parser_unary_expression, c_parser_conditional_expression,
5213 c_parser_postfix_expression_after_primary, c_parser_initelt):
5214 Likewise. Call mark_exp_read where needed.
5215 (c_parser_statement_after_labels, c_parser_asm_operands,
5216 c_parser_typeof_specifier, c_parser_sizeof_expression,
5217 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
5219 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
5221 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
5222 (warn_unused_but_set_parameter): Default to warn_unused
5224 * doc/invoke.texi: Document -Wunused-but-set-variable and
5225 -Wunused-but-set-parameter.
5227 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
5228 used count variable.
5229 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
5230 when operandN variables aren't used in the body of the expander
5232 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
5233 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
5234 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
5235 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
5236 FOR_EACH_IMM_USE_ON_STMT): Likewise.
5237 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
5238 * tree.c (PROCESS_ARG): Likewise.
5240 2010-04-07 Simon Baldwin <simonb@google.com>
5242 * diagnostic.h (diagnostic_override_option_index): New macro to
5243 set a diagnostic's option_index.
5244 * c-tree.h (c_cpp_error): Add warning reason argument.
5245 * opts.c (_warning_as_error_callback): New.
5246 (register_warning_as_error_callback): Store callback for
5247 warnings enabled via enable_warning_as_error.
5248 (enable_warning_as_error): Call callback, minor code tidy.
5249 * opts.h (register_warning_as_error_callback): Declare.
5250 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
5251 response to -Werror=.
5252 (c_common_init_options): Register warning_as_error_callback in opts.c.
5253 * common.opt: Add -Wno-cpp option.
5254 * c-common.c (struct reason_option_codes_t): Map cpp warning
5255 reason codes to gcc option indexes.
5256 * (c_option_controlling_cpp_error): New function, lookup the gcc
5257 option index for a cpp warning reason code.
5258 * (c_cpp_error): Add warning reason argument, call
5259 c_option_controlling_cpp_error for diagnostic_override_option_index.
5260 * doc/invoke.texi: Document -Wno-cpp.
5262 2010-04-07 Richard Guenther <rguenther@suse.de>
5264 * ipa-reference.c (mark_load): Use get_base_address.
5265 (mark_store): Likewise.
5267 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
5268 inserting GIMPLE_NOPs into the IL.
5269 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5270 Explicitly strip handled components and indirect references.
5272 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
5273 folding address expressions.
5274 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
5275 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
5276 operand_equal_p to compare decls.
5277 (ptr_deref_may_alias_decl_p): Likewise.
5278 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
5279 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
5280 Handle reversed comparison ops.
5281 * tree-sra.c (asm_visit_addr): Use get_base_address.
5282 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
5283 * ipa-reference.c (mark_address): Use get_base_address.
5285 2010-04-07 Richard Guenther <rguenther@suse.de>
5287 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
5288 Propagate constants everywhere.
5290 2010-04-07 Jakub Jelinek <jakub@redhat.com>
5293 * tree.c (MAX_INT_CACHED_PREC): Define.
5294 (nonstandard_integer_type_cache): New array.
5295 (build_nonstandard_integer_type): Cache results for precision
5296 <= MAX_INT_CACHED_PREC.
5298 2010-04-07 Richard Guenther <rguenther@suse.de>
5300 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
5301 -fargument-noalias-global, -fargument-noalias-anything): Remove.
5302 * common.opt: Likewise.
5303 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
5304 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
5305 (nonoverlapping_memrefs_p): Likewise.
5306 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5307 * opts.c (common_handle_option): Handle OPT_fargument_alias,
5308 OPT_fargument_noalias, OPT_fargument_noalias_anything and
5309 OPT_fargument_noalias_global for backward compatibility.
5311 2010-04-07 Richard Guenther <rguenther@suse.de>
5313 PR tree-optimization/43270
5314 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
5315 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
5316 * tree-ssa-pre.c (phi_translate_1): Adjust.
5317 (fully_constant_expression): Split out vn_reference handling to ...
5318 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
5319 Fold reads from constant strings.
5320 (vn_reference_lookup): Handle fully constant references.
5321 (vn_reference_lookup_pieces): Likewise.
5322 * Makefile.in (expmed.o-warn): Add -Wno-error.
5324 2010-04-07 Martin Jambor <mjambor@suse.cz>
5326 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
5328 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
5331 * gcc.c: Add -static-libstdc++ to list of recognized options.
5333 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5335 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
5337 2010-04-07 Richard Guenther <rguenther@suse.de>
5340 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
5341 bases build simple mem attributes to retain points-to information.
5343 2010-04-07 Richard Guenther <rguenther@suse.de>
5346 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
5347 preserve points-to related information.
5349 2010-04-07 Richard Guenther <rguenther@suse.de>
5352 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
5353 discard plain indirect references.
5354 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
5355 * tree.c (tree_nop_conversion): Likewise.
5357 2010-04-07 Dodji Seketeli <dodji@redhat.com>
5360 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
5362 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
5364 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
5365 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
5367 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5369 * tree-if-conv.c: Fix indentation and comments.
5371 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5373 * tree-if-conv.c: Sort static functions in topological order.
5375 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5377 * tree-if-conv.c: Fix indentation and comments.
5379 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5382 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
5383 lang_hooks.types.type_for_size instead of
5384 build_nonstandard_integer_type.
5385 When converting an unsigned type to signed, double its precision.
5386 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
5387 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
5388 (graphite_create_new_loop_guard): When ub + 1 wraps around,
5391 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5394 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
5395 POINTER_PLUS_EXPR for pointer types.
5397 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5400 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
5401 * graphite-clast-to-gimple.c: Include langhooks.h.
5402 (max_signed_precision_type): New.
5403 (max_precision_type): Takes two types as arguments.
5404 (precision_for_value): New.
5405 (precision_for_interval): New.
5406 (gcc_type_for_interval): New.
5407 (gcc_type_for_value): New.
5408 (gcc_type_for_clast_term): New.
5409 (gcc_type_for_clast_red): New.
5410 (gcc_type_for_clast_bin): New.
5411 (gcc_type_for_clast_expr): Split up into several functions.
5412 (gcc_type_for_clast_eq): Rewritten.
5413 (compute_bounds_for_level): New.
5414 (compute_type_for_level_1): New.
5415 (compute_type_for_level): New.
5416 (gcc_type_for_cloog_iv): Removed.
5417 (gcc_type_for_iv_of_clast_loop): Rewritten.
5418 (graphite_create_new_loop): Compute the lower and upper bound types
5419 with gcc_type_for_clast_expr.
5420 (graphite_create_new_loop_guard): Same.
5421 (find_cloog_iv_in_expr): Removed.
5422 (compute_cloog_iv_types_1): Removed.
5423 (compute_cloog_iv_types): Removed.
5424 (gloog): Do not call compute_cloog_iv_types.
5425 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
5427 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
5428 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
5429 (GBB_CLOOG_IV_TYPES): Removed.
5431 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5433 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
5434 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
5435 (detect_commutative_reduction): Same.
5437 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5439 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
5440 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
5442 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
5443 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
5444 (rewrite_commutative_reductions_out_of_ssa): Same.
5445 * passes.c (execute_function_todo): Call verify_ssa for every pass
5446 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
5447 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
5448 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
5449 with an extra argument.
5450 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
5451 verify_ssa only when the extra argument is true.
5452 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
5453 with an extra argument.
5454 (tree_transform_and_unroll_loop): Same.
5456 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5458 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
5459 for all the passes of the LNO having LOOP_CLOSED_SSA.
5460 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
5461 * tree-loop-distribution.c (pass_loop_distribution): Same.
5462 * tree-pass.h (TODO_verify_loops): Removed.
5463 * tree-ssa-loop.c (pass_tree_loop_init): Same.
5465 (pass_tree_unswitch): Same.
5466 (pass_predcom): Same.
5467 (pass_vectorize): Same.
5468 (pass_linear_transform): Same.
5469 (pass_graphite_transforms): Same.
5470 (pass_iv_canon): Same.
5471 (pass_complete_unroll): Same.
5472 (pass_complete_unrolli): Same.
5473 (pass_parallelize_loops): Same.
5474 (pass_loop_prefetch): Same.
5475 (pass_iv_optimize): Same.
5477 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
5480 * passes.c (init_optimization_passes): Move pass_lim before
5481 pass_copy_prop and pass_dce_loop.
5483 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5486 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
5487 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
5488 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
5489 MULTI_* defines for 4 argument vpermil2p* builtins.
5491 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5493 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
5494 * config/i386/i386.c (x86_maybe_negate_const_int): New.
5495 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
5496 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
5497 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
5498 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
5499 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
5500 Use x86_maybe_negate_const_int to output insn mnemonic.
5501 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
5502 check from instruction predicate. Update comments.
5503 * config/i386/sync.md (sync_add<mode>): Use
5504 x86_maybe_negate_const_int to output insn mnemonic.
5506 2010-04-06 Jan Hubicka <jh@suse.cz>
5508 PR tree-optimization/42906
5509 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
5510 IGNORE_SELF argument. Set visited_control_parents for fully
5512 (find_obviously_necessary_stmts): Update call of
5513 mark_control_dependent_edges_necessary.
5514 (propagate_necessity): Likewise. Handle PHI edges more curefully.
5516 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5518 * config/i386/i386.md: Remove comment about 'e' and 'E'
5521 2010-04-06 Richard Guenther <rguenther@suse.de>
5523 PR tree-optimization/43627
5524 * tree-vrp.c (extract_range_from_unary_expr): Widenings
5525 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
5528 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5530 * BASE-VER: Change to 4.6.0.
5533 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
5536 2010-04-06 Richard Guenther <rguenther@suse.de>
5539 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
5541 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5543 * doc/invoke.texi (Optimize Options): Document that LTO
5544 won't remove object access purely due to incompatible
5547 2010-04-04 Matthias Klose <doko@ubuntu.com>
5549 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
5550 Initialize variable.
5552 2010-04-03 Richard Guenther <rguenther@suse.de>
5555 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
5556 require a non-NULL MEM_OFFSET.
5558 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
5560 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
5561 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
5562 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
5563 config/alpha/predicates.md, config/arm/arm.md,
5564 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
5565 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
5566 config/darwin9.h, config/darwin.c, config/darwin.h,
5567 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
5568 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
5569 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
5570 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
5571 config/mips/mips.md, config/mn10300/mn10300.c,
5572 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
5573 config/rs6000/aix.h, config/rs6000/dfp.md,
5574 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
5575 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
5576 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
5577 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
5578 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
5579 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
5580 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
5581 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
5582 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
5583 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
5584 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
5585 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
5586 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
5587 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
5588 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
5589 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
5590 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
5591 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
5592 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
5593 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
5594 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
5595 opt-functions.awk, opth-gen.awk, params.def, passes.c,
5596 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
5597 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
5598 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
5599 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
5600 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
5601 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
5602 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
5603 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
5604 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
5605 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
5606 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
5607 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
5608 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
5609 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
5611 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5614 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
5615 * aclocal.m4: Regenerate.
5617 2010-04-02 Richard Guenther <rguenther@suse.de>
5619 PR tree-optimization/43629
5620 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
5621 if we have seen a constant value.
5623 2010-04-02 Joseph Myers <joseph@codesourcery.com>
5625 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
5627 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
5630 * arm.c (legitimize_tls_address): Adjust call to
5631 gen_tls_load_dot_plus_four.
5632 (arm_note_pic_base): New function.
5633 (arm_cannot_copy_insn_p): Use it.
5634 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
5637 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5642 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5644 * Makefile.in ($(out_object_file)): Depend on
5645 gt-$(basename $(notdir $(out_file))).h.
5647 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
5649 * config.gcc (lm32-*-rtems*): Add t-lm32.
5651 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
5653 * config.gcc: Add lm32-*-rtems*.
5654 * config/lm32/rtems.h: New file.
5656 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
5659 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
5661 2010-04-01 Jakub Jelinek <jakub@redhat.com>
5663 * dwarf2out.c (output_compilation_unit_header): For
5664 -gdwarf-4 use version 4 instead of version 3.
5665 (output_line_info): For version 4 and above emit additional
5666 maximum ops per insn header field.
5667 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
5669 * dwarf2out.c (is_c_family, is_java): Remove.
5670 (lower_bound_default): New function.
5671 (add_bound_info, gen_descr_array_type_die): Use it.
5673 2010-04-01 Dodji Seketeli <dodji@redhat.com>
5676 * dwarf2out.c (gen_variable_die): Allow debug info for variable
5677 re-declaration when it happens in a function.
5679 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
5681 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
5682 (cgraph_remove_function_insertion_hook): Same.
5683 (cgraph_call_function_insertion_hooks): Same.
5685 2010-04-01 Richard Guenther <rguenther@suse.de>
5688 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
5689 and TREE_THIS_VOLATILE.
5690 (copy_ref_info): Likewise.
5691 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
5692 * tree.c (build6_stat): Ignore side-effects of all but arg5
5693 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
5696 2010-04-01 Richard Guenther <rguenther@suse.de>
5698 PR tree-optimization/43607
5699 * ipa-type-escape.c (check_call): Do not access non-existing
5702 2010-04-01 Richard Guenther <rguenther@suse.de>
5706 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5707 Jack Howarth <howarth@bromo.med.uc.edu>
5709 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5712 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5714 * doc/install.texi (Prerequisites): Document libelf usability on
5715 IRIX 5/6 and Solaris 2.
5716 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
5717 Update GNU as, GNU ld requirements.
5718 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
5719 Document Sun Studio compiler download.
5720 Update and simplify as, ld recommendations.
5721 (Specific, *-*-solaris2.7): Note obsoletion, removal.
5723 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5725 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
5726 with_tune_32 to pentium4.
5728 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
5730 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
5732 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5734 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
5735 obsoletion, removal.
5737 Document GNU as requirement.
5738 Update configure requirements.
5739 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
5740 Recomment IRIX 6.5.18+.
5741 Document IDF/IDL requirement.
5742 Document GNU as requirement.
5743 Document GNU ld bootstrap failure.
5744 Remove freeware.sgi.com reference.
5746 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5748 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
5749 UNIX V4.0, V5.0 obsoletion, removal.
5750 Remove --with-gc=simple reference.
5751 Update VM requirements during bootstrap.
5752 Remove -oldas bootstrap description.
5753 Update binutils reference.
5754 Remove comparison failure note.
5756 2010-03-31 Richard Guenther <rguenther@suse.de>
5757 Zdenek Dvorak <ook@ucw.cz>
5758 Sebastian Pop <sebastian.pop@amd.com>
5761 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
5762 with multiple arguments.
5763 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
5765 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5767 * graphite-dependences.c (print_pddr): Call print_pdr with an
5769 * graphite-poly.c (debug_pdr): Add an extra argument for the
5772 (print_pbb_domain): Same.
5774 (print_scop_context): Same.
5776 (print_cloog): Same.
5777 (debug_pbb_domain): Same.
5781 (debug_scop_context): Same.
5783 (debug_cloog): Same.
5784 (print_scop_params): Same.
5785 (debug_scop_params): Same.
5786 (print_iteration_domain): Same.
5787 (print_iteration_domains): Same.
5788 (debug_iteration_domain): Same.
5789 (debug_iteration_domains): Same.
5790 (print_scattering_function): Same.
5791 (print_scattering_functions): Same.
5792 (debug_scattering_function): Same.
5793 (debug_scattering_functions): Same.
5794 * graphite-poly.h (debug_pdr): Update declaration.
5796 (print_pbb_domain): Same.
5798 (print_scop_context): Same.
5800 (print_cloog): Same.
5801 (debug_pbb_domain): Same.
5805 (debug_scop_context): Same.
5807 (debug_cloog): Same.
5808 (print_scop_params): Same.
5809 (debug_scop_params): Same.
5810 (print_iteration_domain): Same.
5811 (print_iteration_domains): Same.
5812 (debug_iteration_domain): Same.
5813 (debug_iteration_domains): Same.
5814 (print_scattering_function): Same.
5815 (print_scattering_functions): Same.
5816 (debug_scattering_function): Same.
5817 (debug_scattering_functions): Same.
5819 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5821 * graphite-poly.c (print_scattering_function_1): New.
5822 (print_scattering_function): Call it.
5823 (print_scop_params): Remove spaces at the end of lines.
5826 * graphite-poly.h (print_cloog): Declared.
5827 (debug_cloog): Declared.
5829 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5831 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
5833 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
5834 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
5835 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
5836 to switch between adding the IV bump in loop->latch or in loop->header.
5838 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5840 * graphite-poly.c (print_scattering_function): Pretty print following
5843 (print_pbb_domain): Same.
5844 (dump_gbb_cases): Same.
5845 (dump_gbb_conditions): Same.
5848 (print_scop_params): Same.
5849 (print_scop_context): Same.
5851 (print_pbb_body): New.
5852 (lst_indent_to): New.
5853 (print_lst): Start new lines with a #.
5854 * graphite-poly.h (pbb_bb): New.
5855 (pbb_index): Use pbb_bb.
5856 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
5858 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
5860 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5862 * dwarf2out.c (size_of_die): For -gdwarf-4 use
5863 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
5864 and 0 instead of 1 for dw_val_class_flag.
5865 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
5866 dw_val_class_range_list, dw_val_class_loc_list,
5867 dw_val_class_lineptr and dw_val_class_macptr, use
5868 DW_FORM_flag_present for dw_val_class_flag and
5869 DW_FORM_exprloc for dw_val_class_loc.
5870 (output_die): For -gdwarf-4 print dw_val_class_loc
5871 size as uleb128 instead of 1 or 2 bytes and don't print
5872 anything for dw_val_class_flag.
5874 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
5875 instead of cselib_lookup following by tweaking locs->setting_insn.
5878 * cselib.c (cselib_process_insn): Clear cselib_current_insn
5879 even before returning from label, setjmp call or volatile asm
5882 2010-03-31 Richard Guenther <rguenther@suse.de>
5885 * cgraphunit.c (cgraph_output_in_order): Do not allocate
5886 temporary data on stack.
5888 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5890 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
5891 (PUSHSECTION_ASM_OP): Remove.
5892 (POPSECTION_ASM_OP): Remove.
5893 (PUSHSECTION_FORMAT): Remove.
5894 * config/sol2.h (PUSHSECTION_FORMAT): Define.
5895 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
5896 * config/sol2.c (solaris_output_init_fini): Use it.
5898 2010-03-31 Jie Zhang <jie@codesourcery.com>
5901 * opt-functions.awk (var_type_struct): Use signed char type
5902 for simple variables.
5904 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5906 * config/sol2.c: Include output.h.
5907 (solaris_assemble_visibility): New function.
5908 * config/t-sol2 (sol2.o): Add output.h dependency.
5909 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
5910 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
5913 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5916 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
5917 V2SImode or XFmode on PRE_DEC.
5920 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
5923 2010-03-31 Jie Zhang <jie@codesourcery.com>
5926 * reload.h (caller_save_initialized_p): Declare.
5927 * toplev.c (backend_init_target): Don't call
5928 init_caller_save but set caller_save_initialized_p to false.
5929 * caller-save.c (caller_save_initialized_p): Define.
5930 (init_caller_save): Check caller_save_initialized_p.
5931 * ira.c (ira): Call init_caller_save if flag_caller_saves.
5933 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5936 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
5937 and soft-fp/t-softfp to tmake_file.
5938 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
5939 (LIBGCC2_TF_CEXT): Define.
5942 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
5945 * cselib.c (n_useless_values): Document handling of debug locs.
5946 (n_useless_debug_values, n_debug_values): New variables.
5947 (new_elt_loc_list): Don't add to debug values, keep count.
5948 (promote_debug_loc): New.
5949 (cselib_reset_table): Zero new variables.
5950 (entry_and_rtx_equal_p): Promote debug locs.
5951 (discard_useless_locs): Increment n_useless_debug_values for
5953 (remove_useless_values): Adjust n_useless_values and n_debug_values
5954 with n_useless_debug_values.
5955 (add_mem_for_addr): Promote debug locs.
5956 (cselib_lookup_mem): Likewise.
5957 (cselib_lookup_addr): Renamed to...
5958 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5959 (cselib_log_lookup): ... this. Turn into...
5960 (cselib_lookup_addr): ... new wrapper.
5961 (cselib_lookup_from_insn): New.
5962 (cselib_invalidate_regno): Increment n_useless_debug_values for
5964 (cselib_invalidate_mem): Likewise.
5965 (cselib_process_insn): Take n_deleted and n_debug_values into
5966 account to guard remove_useless_value call.
5967 (cselib_finish): Zero n_useless_debug_values.
5968 * cselib.h (cselib_lookup_from_insn): Declare.
5969 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5970 (sched_analyze_2): Likewise.
5972 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5974 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5976 (adjust_mems): Replace narrowing SUBREG of expression containing
5977 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5978 with operations in the narrower mode.
5981 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5982 regs_invalidated_by_call instead all call_used_reg_set registers.
5984 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5987 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5988 pointer comparisons with types_compatible_p.
5989 * tree-vect-stmts.c (vectorizable_call): Same.
5990 (vectorizable_condition): Same.
5992 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5994 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5995 stack check if the mask would be zero.
5997 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5998 Jack Howarth <howarth@bromo.med.uc.edu>
6000 * tree-profile.c (tree_init_ic_make_global_vars): Make static
6003 2010-03-30 Joseph Myers <joseph@codesourcery.com>
6006 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
6008 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
6009 Include ___unordxf2 and ___unordtf2.
6010 * config/i386/libgcc-glibc.ver: Do not define inheritance from
6013 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
6015 * config/lm32/t-lm32: New file.
6016 * config.gcc: Use the above file when targetting lm32.
6018 2010-03-28 Duncan Sands <baldrick@free.fr>
6020 * Makefile.in (PLUGIN_HEADERS): Add except.h.
6022 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
6025 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
6026 Improve vectorization cost model diagnostic.
6028 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
6031 * tree-vect-data-refs.c (vect_analyze_data_refs): When
6032 compute_data_dependences_for_loop returns false, early exit
6033 and output an extra diagnostic for the failed data reference
6036 2010-03-29 Richard Guenther <rguenther@suse.de>
6038 PR tree-optimization/43560
6039 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
6040 (can_sm_ref_p): Treat stores to readonly locations as trapping.
6042 2010-03-29 Jie Zhang <jie@codesourcery.com>
6045 * toplev.c (process_options): Set optimization_default_node
6046 and optimization_current_node.
6047 * opts.c (decode_options): Don't set optimization_default_node
6048 and optimization_current_node.
6050 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
6052 * config/rtems.h: Abandon -qrtems_debug.
6054 2010-03-28 Jan Hubicka <jh@suse.cz>
6056 PR tree-optimization/43505
6057 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
6058 map should not be copied.
6060 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6063 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
6064 cdtors, set DECL_PRESERVE_P.
6065 * ipa.c (cgraph_externally_visible_p): Return true if declaration
6068 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
6070 PR tree-optimization/43528
6071 * stor-layout.c (place_field): Check that constant fits into
6072 unsigned HWI when skipping calculation of MS bitfield layout.
6074 2010-03-27 Jan Hubicka <jh@suse.cz>
6077 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
6078 notice_global_symbol work.
6080 2010-03-27 Jakub Jelinek <jakub@redhat.com>
6082 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
6083 instead of dwarf2out_decl.
6084 (struct var_loc_node): Remove section_label field.
6085 (dwarf2out_function_decl): New function.
6086 (dwarf2out_var_location): Don't set section_label field.
6087 (dwarf2out_begin_function): Don't empty decl_loc_table here.
6089 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
6091 PR tree-optimization/43544
6092 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6093 First argument for builtin vectorized function hook is now a
6094 tree to be able to distinguish between machine specific and
6096 * targhooks.c (default_builtin_vectorized_function): Ditto.
6097 * targhooks.h (default_builtin_vectorized_function): Ditto.
6098 * target.h (struct gcc_target): Ditto.
6099 * tree-vect-stmts.c (vectorizable_function): Ditto.
6100 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
6101 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6104 2010-03-26 Joseph Myers <joseph@codesourcery.com>
6107 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
6108 nested binding iff it is a FUNCTION_DECL.
6109 (store_parm_decls_newstyle): Pass nested=true to bind for
6110 FUNCTION_DECLs amongst parameters.
6112 2010-03-26 Jakub Jelinek <jakub@redhat.com>
6114 * var-tracking.c (vt_expand_loc_callback): Don't run
6115 cselib_expand_value_rtx_cb in dummy mode if
6116 cselib_dummy_expand_value_rtx_cb returned false.
6118 * var-tracking.c (emit_note_insn_var_location): For one part
6119 notes with offset 0, don't add EXPR_LIST around the location.
6120 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
6121 add_location_or_const_value_attribute): Adjust for that change.
6124 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
6125 into first operand and location into second.
6126 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
6127 dw_cfi_oprnd_loc for DW_CFA_expression.
6128 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
6129 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
6130 assume first argument is regnum and second argument is location.
6132 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
6135 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
6136 of scratch register to DImode. Split to DImode comparison operator.
6137 Use SImode subreg of scratch register in the multiplication.
6138 (*cmp_sadd_sidi): Ditto.
6139 (*cmp_ssub_si): Ditto.
6140 (*cmp_ssub_sidi): Ditto.
6142 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
6145 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
6146 Remove invalid assert and wrong comment.
6148 2010-03-26 Jakub Jelinek <jakub@redhat.com>
6151 * flags.h (final_insns_dump_p): New extern.
6152 * final.c (final_insns_dump_p): New variable.
6153 (rest_of_clean_state): Set it before -fdump-final-insns=
6154 dumping, clear afterwards.
6155 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
6156 MEM_ALIAS_SET on MEMs.
6158 2010-03-26 David S. Miller <davem@davemloft.net>
6160 * configure.ac: Fix sparc GOTDATA_OP bug check.
6161 * configure: Rebuild.
6163 2010-03-26 Alan Modra <amodra@gmail.com>
6165 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
6167 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6169 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
6170 TLS_SECTION_ASM_FLAG.
6172 2010-03-25 Jakub Jelinek <jakub@redhat.com>
6175 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
6176 Clear first_function_block_is_cold.
6179 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
6180 argument if the argument is truth_value_p.
6182 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6184 * config/rs6000/constraints.md: Update copyright year for my changes.
6187 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
6188 used in reg+reg addressing, swap registers.
6190 2010-03-24 Jakub Jelinek <jakub@redhat.com>
6193 * target.h (struct gcc_target): Add code_end hook.
6194 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
6196 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
6197 * toplev.c (compile_file): Call targetm.asm_out.code_end
6198 hook before unwind info/debug info output.
6199 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
6200 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
6201 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
6202 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
6203 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
6204 * config/i386/i386.c (ix86_file_end): Renamed to...
6205 (ix86_code_end): ... this. Make static. Don't call
6206 file_end_indicate_exec_stack. Emit unwind info using
6207 final_start_function/final_end_function.
6208 (darwin_x86_file_end): Remove.
6209 (TARGET_ASM_CODE_END): Define.
6210 * config/i386/i386.h (TARGET_ASM_FILE_END,
6211 NEED_INDICATE_EXEC_STACK): Don't define.
6212 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
6213 (TARGET_ASM_FILE_END): Define to darwin_file_end.
6214 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
6215 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
6218 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
6219 at the beginning and final_end_function at the end.
6220 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
6222 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6224 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
6225 and Sun as TLS syntax.
6226 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
6227 * configure: Regenerate.
6228 * config.in: Regenerate.
6229 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
6230 (default_elf_asm_named_section): Use it.
6231 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
6232 (i386_output_dwarf_dtprel): Likewise.
6233 (output_addr_const_extra): Likewise.
6234 (output_pic_addr_const): Lowercase @GOTTPOFF.
6235 (output_addr_const_extra): Likewise.
6236 (output_pic_addr_const): Lowercase @GOTNTPOFF.
6237 (output_addr_const_extra): Likewise.
6238 (output_pic_addr_const): Lowercase @INDNTPOFF.
6239 (output_addr_const_extra): Likewise.
6240 (output_pic_addr_const): Lowercase @NTPOFF.
6241 (output_addr_const_extra): Likewise.
6242 (output_pic_addr_const): Lowercase @TPOFF.
6243 (output_addr_const_extra): Likewise.
6244 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
6245 (*tls_global_dynamic_64): Likewise.
6246 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
6247 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
6249 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
6250 (ASM_OUTPUT_TLS_COMMON): Use it.
6251 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
6254 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
6255 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
6256 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
6257 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
6258 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
6259 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
6261 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6263 * config/i386/i386.c (override_options): Don't accept
6264 -mtls-dialect=sun any longer.
6265 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
6266 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
6267 (*tls_local_dynamic_base_32_sun): Likewise.
6268 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
6270 2010-03-24 Jakub Jelinek <jakub@redhat.com>
6273 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6274 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
6277 * ira.c (adjust_cleared_regs): New function.
6278 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
6282 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
6284 * expr.c (expand_expr_real): Restore previous
6285 curr_insn_source_location and curr_insn_block after
6286 expand_expr_real_1 call.
6287 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
6288 instead of expand_expr_real_1.
6290 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
6292 PR rtl-optimization/43413
6293 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
6296 2010-03-22 James E. Wilson <wilson@codesourcery.com>
6299 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
6300 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
6302 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
6304 * config/i386/i386.c (ix86_target_string): Add -mfma.
6305 Fix a typo in comment.
6307 2010-03-22 Mike Stump <mikestump@comcast.net>
6310 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
6311 Don't overly align based upon packed packed fields.
6313 2010-03-22 Jason Merrill <jason@redhat.com>
6315 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
6316 Use () rather than [], and move before the element type.
6318 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6320 * doc/configfiles.texi (Configuration Files): Removed
6321 fixinc/Makefile*, intl/Makefile.*.
6322 * doc/makefile.texi: Fixed markup. Abstract from version
6323 control system used.
6324 (Makefile): Removed obsolete gcc/java/parse.y example.
6325 * doc/sourcebuild.texi: Likewise.
6326 (Top Level): Added config, gnattools, libdecnumber, libgcc,
6327 libgomp, libssp. Removed fastjar.
6328 (Miscellaneous Docs): Clarify location.
6329 Added COPYING3, COPYING3.LIB.
6330 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
6332 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6335 * config/i386/i386.c (x86_function_profiler)
6336 [!NO_PROFILE_COUNTERS]: Fix typo.
6337 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
6340 2010-03-22 Janis Johnson <janis187@us.ibm.com>
6341 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6343 * doc/sourcebuild.texi (Test Directives): Split into six
6344 subsections, with most of the current text in new subsections
6345 Directives, Selectors, and Final Actions.
6346 (Directives): Split list of test directives into multiple
6348 (Selectors): Describe use and syntax of selectors.
6349 (Effective-Target Keywords): Describe all existing keywords.
6350 (Add Options): Describe features for dg-add-options.
6351 (Require Support): Describe variants of dg-require-support.
6352 (Final Actions): Describe commands to use in dg-final.
6354 2010-03-22 Michael Matz <matz@suse.de>
6357 * recog.c (validate_replace_rtx_group): Replace also in
6358 REG_EQUAL and REG_EQUIV notes.
6360 2010-03-22 Richard Guenther <rguenther@suse.de>
6362 PR tree-optimization/43390
6363 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
6364 sure vector extracts are type correct.
6366 2010-03-22 Richard Guenther <rguenther@suse.de>
6369 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
6370 x * sqrt (x) even when optimizing for size if the target
6371 has native support for sqrt.
6373 2010-03-22 Jakub Jelinek <jakub@redhat.com>
6375 * varasm.c (make_decl_rtl_for_debug): Also clear
6376 flag_mudflap for the duration of make_decl_rtl call.
6379 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
6380 locs from preserved VALUEs.
6382 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6385 * pa.md (movmemsi): Set align to one if zero.
6386 (movmemdi): Likewise.
6388 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
6391 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
6392 with their corresponding prologue pushes.
6394 2010-03-20 Andrew Pinski <pinskia@gmail.com>
6397 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
6398 at the begining or end.
6399 (spu_expand_epilogue): Likewise.
6401 2010-03-20 Richard Guenther <rguenther@suse.de>
6403 PR rtl-optimization/43438
6404 * combine.c (make_extraction): Properly zero-/sign-extend an
6405 extraction of the low part of a CONST_INT. Also handle
6408 2010-03-19 Mike Stump <mikestump@comcast.net>
6410 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
6411 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
6412 (override_options): Use SUBTARGET32_DEFAULT_CPU.
6414 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6417 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
6420 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
6422 PR rtl-optimization/42258
6423 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
6424 use that may match DEF.
6427 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
6428 the cost of loading the constant rather than assuming
6430 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
6431 outer code is AND, do the same tests as the andsi3 expander and
6432 return COSTS_N_INSNS (1) if and is cheap.
6434 * optabs.c (avoid_expensive_constant): Fix formatting.
6436 2010-03-19 Michael Matz <matz@suse.de>
6439 * attribs.c (decl_attributes): When rebuilding a function pointer
6440 type use the same qualifiers as the original pointer type.
6442 2010-03-19 Martin Jambor <mjambor@suse.cz>
6444 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
6445 and is_gimple_ip_invariant_address.
6447 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6450 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6452 * config/arm/arm.c (arm_override_options): Turn off
6453 flag_dwarf2_cfi_asm for AAPCS variants.
6455 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6458 * config/arm/arm.c (emit_multi_reg_push): Update comments.
6459 Use PRE_MODIFY instead of PRE_DEC.
6460 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
6461 (vfp_emit_fstmd): Likewise.
6463 2010-03-19 Michael Matz <matz@suse.de>
6466 * builtins.c (expand_builtin_interclass_mathfn,
6467 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
6470 2010-03-19 Richard Guenther <rguenther@suse.de>
6472 PR tree-optimization/43415
6473 * tree-ssa-pre.c (phi_translate): Split out worker to ...
6474 (phi_translate_1): ... this.
6475 (phi_translate): Move all caching here. Cache all NARY
6476 and REFERENCE translations.
6478 2010-03-19 David S. Miller <davem@davemloft.net>
6480 With help from Eric Botcazou.
6481 * config/sparc/sparc.c: Include dwarf2out.h.
6482 (emit_pic_helper): Delete.
6483 (pic_helper_symbol_name): Delete.
6484 (pic_helper_emitted_p): Delete.
6485 (pic_helper_needed): New.
6486 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
6487 (get_pc_thunk_name): New.
6488 (load_pic_register): Remove 'delay_pic_helper' arg. Use
6489 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
6490 Set pic_helper_needed to true. Don't call emit_pic_helper.
6491 (sparc_expand_prologue): Update load_pic_register call.
6492 (sparc_output_mi_thunk): Likewise.
6493 (sparc_file_end): Emit a hidden comdat symbol for the PIC
6494 thunk if possible. Output CFI information as needed.
6496 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6497 Jack Howarth <howarth@bromo.med.uc.edu>
6500 * config/i386/i386.h: Fix ABI on darwin x86-32.
6502 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
6504 * tree.h: Declare make_decl_rtl_for_debug.
6505 * varasm.c (make_decl_rtl_for_debug): New.
6506 * dwarf2out.c (rtl_for_decl_location): Call it.
6507 * cfgexpand.c (expand_debug_expr): Call it.
6509 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6512 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
6516 * var-tracking.c (vt_init_cfa_base): Do nothing if
6517 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
6519 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
6522 * var-tracking.c (canonicalize_vars_star): New.
6523 (dataflow_post_merge_adjust): Use it.
6525 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6528 * var-tracking.c (non_suitable_const): New function.
6529 (add_uses): For DEBUG_INSNs with constants, don't record any
6530 value, instead just the constant value itself.
6531 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
6532 is not VAR_LOC_UNKNOWN_P, set var to the constant.
6533 (emit_notes_in_bb): Likewise.
6534 (emit_note_insn_var_location): For onepart variables if
6535 cur_loc is a VOIDmode constant, use DECL_MODE.
6537 2010-03-18 Martin Jambor <mjambor@suse.cz>
6540 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
6541 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
6542 all non-clones. Moved call redirection...
6543 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
6544 (cgraph_materialize_all_clones): Dispose of all
6545 combined_args_to_skip bitmaps.
6546 (verify_cgraph_node): Do not check for edges pointing to wrong
6547 nodes in inline clones.
6548 * tree-inline.c (copy_bb): Call
6549 cgraph_redirect_edge_call_stmt_to_callee.
6550 * ipa.c (cgraph_remove_unreachable_nodes): Call
6551 cgraph_node_remove_callees even when there are used clones.
6553 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6555 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
6557 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6560 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
6563 2010-03-18 Michael Matz <matz@suse.de>
6566 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
6567 into sqrt(x) if we need to preserve signed zeros.
6569 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
6570 Eric Botcazou <ebotcazou@adacore.com>
6572 PR rtl-optimization/43360
6573 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
6574 note if we don't know its invariant status.
6576 2010-03-18 Michael Matz <matz@suse.de>
6578 PR tree-optimization/43402
6579 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
6580 PHI chains of ssa names registered for update.
6582 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
6585 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
6586 non-offsettable and pre_modify update addressing.
6587 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
6588 and "2" alternatives "#".
6589 (*movdd_softfloat32): Make all alternatives "#";
6590 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
6591 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
6592 (*movdf_softfloat32): Make all alternatives "#";
6593 (movdi): Use the new DIFD mode iterator to create a common splitter
6594 for movdi, movdf and movdd patterns.
6596 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
6598 * common.opt (dumpdir): Remove redundant tab.
6600 2010-03-17 Martin Jambor <mjambor@suse.cz>
6602 PR tree-optimization/43347
6603 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
6604 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
6606 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
6608 PR rtl-optimization/42216
6609 * regrename.c (create_new_chain): New function, broken out from...
6610 (scan_rtx_reg): ... here. Call it. Handle the case where we are
6611 appending a use to an empty chain.
6612 (build_def_use): Remove previous changes that convert OP_INOUT to
6613 OP_OUT operands; instead detect the case where an OP_INOUT operand
6614 uses a previously untracked register and create an empty chain for it.
6616 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6618 * doc/extend.texi (Function Attributes): Rewrite unfinished
6619 sentence in ms_abi documentation.
6621 2010-03-17 Alan Modra <amodra@gmail.com>
6623 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
6624 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
6625 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
6626 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
6628 2010-03-16 Richard Henderson <rth@redhat.com>
6631 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
6632 (lower_try_finally): Save and restore eh_seq around the expansion
6635 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6637 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
6638 statements before splitting block.
6640 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6642 * doc/sourcebuild.texi (Testsuites): Fix markup.
6643 Use pathnames relative to gcc/testsuite.
6644 (Test Directives): Move description of how timeout is determined.
6645 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
6646 (C Tests): Correct gcc.misc-tests directory.
6647 Framework tests now live in gcc.test-framework.
6649 2010-03-16 Richard Guenther <rguenther@suse.de>
6652 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
6653 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
6655 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6656 Alexandre Oliva <aoliva@redhat.com>
6658 PR tree-optimization/42917
6659 * lambda-code.c (remove_iv): Skip debug statements.
6660 (lambda_loopnest_to_gcc_loopnest): Likewise.
6661 (not_interesting_stmt): Debug statements are not interesting.
6663 2010-03-16 Jakub Jelinek <jakub@redhat.com>
6667 * cselib.c (cselib_preserve_constants,
6668 cfa_base_preserved_val): New static variables.
6669 (preserve_only_constants): New function.
6670 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
6671 clear its REG_VALUES. If cselib_preserve_constants, don't
6672 empty the whole hash table, but preserve there VALUEs with constants,
6673 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
6674 (cselib_preserve_cfa_base_value): New function.
6675 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
6676 (cselib_init): Change argument to int bitfield. Set
6677 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
6679 (cselib_finish): Clear cselib_preserve_constants and
6680 cfa_base_preserved_val.
6681 * cselib.h (enum cselib_record_what): New enum.
6682 (cselib_init): Change argument to int.
6683 (cselib_preserve_cfa_base_value): New prototype.
6684 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
6685 * dse.c (dse_step1): Likewise.
6686 * cfgcleanup.c (thread_jump): Likewise.
6687 * sched-deps.c (sched_analyze): Likewise.
6688 * gcse.c (local_cprop_pass): Likewise.
6689 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
6690 If FN is non-NULL, call the callback always and whenever it returns
6691 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
6692 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
6693 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
6694 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
6695 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
6696 * var-tracking.c: Include recog.h.
6697 (bb_stack_adjust_offset): Remove.
6698 (vt_stack_adjustments): Don't call it, instead just gather the
6699 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
6700 (adjust_stack_reference): Remove.
6701 (compute_cfa_pointer): New function.
6702 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
6703 (struct adjust_mem_data): New type.
6704 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
6706 (get_address_mode): New function.
6707 (replace_expr_with_values): Use it.
6708 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
6709 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
6710 (adjust_sets): Remove.
6711 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
6712 Use get_address_mode.
6713 (get_adjusted_src): Remove.
6714 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
6715 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
6716 (add_with_sets): Don't call adjust_sets.
6717 (fp_setter, vt_init_cfa_base): New functions.
6718 (vt_initialize): Change return type to bool. Move most of pool etc.
6719 initialization to the beginning of the function from end. Pass
6720 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
6721 If !frame_pointer_needed, call vt_stack_adjustment before mos
6722 vector is filled, call vt_init_cfa_base if argp/framep has been
6723 eliminated to sp. If frame_pointer_needed and argp/framep has
6724 been eliminated to hard frame pointer, set
6725 hard_frame_pointer_adjustment and call vt_init_cfa_base after
6726 encountering fp setter in the prologue. For MO_ADJUST, call
6727 log_op_type before pusing the op into mos vector, not afterwards.
6728 Call adjust_insn before cselib_process_insn/add_with_sets,
6729 call cancel_changes (0) afterwards.
6730 (variable_tracking_main_1): Adjust for vt_initialize calling
6731 vt_stack_adjustments and returning whether it succeeded or not.
6733 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
6735 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
6738 2010-03-15 Jakub Jelinek <jakub@redhat.com>
6740 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
6742 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
6743 drap_reg has not been set.
6745 2010-03-15 Michael Matz <matz@suse.de>
6748 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
6749 use it to expand block copies.
6750 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
6751 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
6752 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
6754 2010-03-15 Richard Guenther <rguenther@suse.de>
6756 PR tree-optimization/43367
6757 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
6760 2010-03-15 Richard Guenther <rguenther@suse.de>
6762 PR tree-optimization/43317
6763 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
6765 2010-03-15 Martin Jambor <mjambor@suse.cz>
6767 PR tree-optimization/43141
6768 * tree-sra.c (create_abstract_origin): New function.
6769 (modify_function): Call create_abstract_origin.
6771 2010-03-15 Chris Demetriou <cgd@google.com>
6773 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
6776 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6779 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
6780 call insert_out_of_ssa_copy for default definitions.
6782 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6784 * graphite-clast-to-gimple.c (my_long_long): Defined.
6785 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
6786 * graphite-sese-to-poly.c (my_long_long): Defined.
6787 (scop_ivs_can_be_represented): Use it.
6789 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6791 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
6792 graphite-max-bbs-per-function, and loop-block-tile-size.
6793 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
6795 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
6797 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6799 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
6800 forward declaration.
6801 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
6802 (add_upper_bounds_from_estimated_nit): New.
6803 (build_loop_iteration_domains): Use it.
6805 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6807 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
6809 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6812 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
6813 should be an INTEGER_CST. Also handle CASE_CONVERT.
6815 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6817 * graphite.c (graphite_initialize): To bound the number of bbs per
6818 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
6819 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
6820 * doc/invoke.texi: Document it.
6822 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6824 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
6825 * graphite-sese-to-poly.h (build_poly_scop): Same.
6827 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6829 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
6830 the number of parameters in the scop. Use as an upper bound
6831 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
6832 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
6833 * doc/invoke.texi: Document it.
6835 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
6837 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
6838 * doc/c-tree.texi: Remove.
6839 * doc/generic.texi: Merge c-tree.texi here.
6840 * doc/gccint.texi (Trees): Remove menu entry.
6841 (c-tree.texi): Remove @include.
6842 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
6843 * doc/languages.texi (Reading RTL): Ditto.
6845 2010-03-12 Steve Ellcey <sje@cup.hp.com>
6848 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
6850 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6853 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
6854 code added to work around reload clobbering CONST insns.
6856 2010-03-12 Jakub Jelinek <jakub@redhat.com>
6858 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
6859 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
6860 (cselib_preserve_only_values): Remove retain argument, don't
6861 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
6862 * cselib.h (cselib_preserve_only_values): Remove retain argument.
6863 * var-tracking.c (micro_operation): Move insn field before union.
6864 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
6865 (struct variable_tracking_info_def): Remove n_mos field, change
6866 mos into a vector of micro_operations.
6867 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
6868 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
6869 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
6870 changing into a vector.
6871 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
6872 come before all other uops generated by add_stores.
6873 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
6875 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
6876 a vector. Run just one pass over the bbs instead of separate counting
6877 and computation phase.
6878 (vt_finalize): Free VTI (bb)->mos vector instead of array.
6881 * tree-inline.c (remap_decls): Put old_var rather than origin_var
6882 into *nonlocalized_list vector.
6883 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
6884 even if origin is non-NULL.
6885 (gen_variable_die): Likewise.
6886 (process_scope_var): Don't change origin.
6887 (gen_decl_die): Likewise.
6888 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
6889 before adding new edges instead of after it, fix moving over
6892 2010-03-11 David S. Miller <davem@davemloft.net>
6894 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
6896 * configure: Rebuild.
6898 2010-03-11 Martin Jambor <mjambor@suse.cz>
6900 PR tree-optimization/43257
6901 * tree.c (assign_assembler_name_if_neeeded): New function.
6902 (free_lang_data_in_cgraph): Assembler name assignment moved to the
6904 * tree.h (assign_assembler_name_if_neeeded): Declare.
6905 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
6906 the function if needed.
6908 2010-03-11 Chris Demetriou <cgd@google.com>
6910 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
6911 include/stdint-gcc.h, and include/stdint.h world-readable.
6913 2010-03-11 Richard Guenther <rguenther@suse.de>
6915 PR tree-optimization/43255
6916 * tree-vrp.c (process_assert_insertions_for): Do not insert
6917 asserts for trivial conditions.
6919 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6921 PR tree-optimization/43280
6922 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
6923 generation. Move calculation of size out of the if branch.
6924 (find_bswap): Modify compare number generation.
6926 2010-03-11 Richard Guenther <rguenther@suse.de>
6929 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
6930 (input_gimple_stmt): Fixup handled component types during
6931 operand read. Also fix up decls in ADDR_EXPRs.
6933 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
6935 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
6936 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
6938 2010-03-10 Jan Hubicka <jh@suse.cz>
6941 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
6942 * varasm.c (get_variable_section): Don't do that here...
6943 (make_decl_rtl): ... and here.
6944 (do_assemble_alias): Produce decl RTL.
6945 (assemble_alias): Likewise.
6947 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6950 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6951 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6953 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6954 (based_loc_descr): Only express drap or vdrap regno based expressions
6955 using DW_OP_fbreg when not optimizing.
6956 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6957 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6958 REG_CFA_SET_VDRAP note.
6960 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6962 PR tree-optimization/43236
6963 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6964 error in calculation of base address in reverse iteration case.
6965 (generate_builtin): Take number of latch executions if the statement
6968 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6971 * tree-eh.c: Include pointer-set.h.
6972 (lower_eh_dispatch): Filter out duplicate case labels and
6973 remove the unneeded edge when the label is unused. Return
6974 true when some edges are removed.
6975 (execute_lower_eh_dispatch): When any lowering resulted in
6976 removing an edge, also delete unreachable blocks.
6978 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6981 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6982 UNSPEC_MACHOPIC_OFFSET.
6984 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6987 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6988 (m68k_delegitimize_address): New function.
6990 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6993 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6996 * var-tracking.c (adjust_sets): New function.
6997 (count_with_sets, add_with_sets): Use it.
6998 (get_adjusted_src): New inline function.
6999 (add_stores): Use it.
7002 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
7003 call cselib_dummy_expand_value_rtx_cb instead of
7004 cselib_expand_value_rtx_cb.
7007 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
7008 * config/i386/i386.c: Include debug.h and dwarf2out.h.
7009 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
7010 and .cfi_endproc around the pic thunks.
7011 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
7012 all queued unwind info register saves are saved before the call.
7013 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
7014 considered as sp-=4 for unwind info and the pop as sp+=4 which
7015 also clobbers dest, but doesn't actually restore it.
7018 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
7019 RTX_FRAME_RELATED_P.
7021 2010-03-09 Jie Zhang <jie@codesourcery.com>
7023 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
7024 whitespaces in output template.
7026 2010-03-09 Jie Zhang <jie@codesourcery.com>
7028 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
7031 2010-03-08 Jakub Jelinek <jakub@redhat.com>
7033 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
7034 builtins.exp in a separate job.
7036 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7038 * graphite-sese-to-poly.c (add_param_constraints): Use
7039 lower_bound_in_type and upper_bound_in_type.
7041 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7043 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
7044 instead of unsigned_type_node.
7046 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7047 Reza Yazdani <reza.yazdani@amd.com>
7050 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
7051 on pointer type parameters.
7053 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
7057 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
7058 handle conversions from pointer to integers.
7059 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
7060 induction variable, to be able to work with code generated by CLooG.
7061 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
7062 (build_poly_scop): Bail out if we cannot codegen a loop.
7064 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
7066 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
7067 code generation with gloog_error.
7069 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7071 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
7072 Call fold_convert on all the returned values.
7073 (expand_scalar_variables_expr): Pass to
7074 expand_scalar_variables_ssa_name the type of the resulting expression.
7076 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7078 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
7079 ppl_min_for_le_pointset.
7080 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
7081 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
7083 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7085 * graphite-dependences.c (map_into_dep_poly): Removed.
7086 (dependence_polyhedron_1): Use combine_context_id_scat.
7088 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7090 * graphite-poly.h (struct poly_scattering): Add layout documentation.
7091 (struct poly_bb): Same.
7092 (combine_context_id_scat): New.
7094 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7097 * sese.c (name_defined_in_loop_p): Return false for default
7100 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7102 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
7103 and clean up the logic.
7105 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7107 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
7110 2010-03-08 Jakub Jelinek <jakub@redhat.com>
7112 * var-tracking.c (remove_cselib_value_chains): Define only for
7114 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
7115 delete_slot_part, emit_notes_for_differences_1): Don't call
7116 remove_cselib_value_chains here.
7117 (set_slot_part, emit_notes_for_differences_2): Don't call
7118 add_cselib_value_chains here.
7119 (preserved_values): New vector.
7120 (preserve_value): New function.
7121 (add_uses, add_stores, vt_add_function_parameters): Use it
7122 instead of cselib_preserve_value.
7123 (changed_values_stack): New vector.
7124 (check_changed_vars_0): New function.
7125 (check_changed_vars_1, check_changed_vars_2): Use it.
7126 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
7127 changed_values_stack VALUEs.
7128 (vt_emit_notes): For all preserved_values call
7129 add_cselib_value_chains. If ENABLE_CHECKING call
7130 remove_cselib_value_chains before verifying value_chains is empty.
7131 Initialize and free changed_values_stack.
7132 (vt_initialize): Initialize preserved_values.
7133 (vt_finalize): Free preserved_values.
7135 2010-03-08 Richard Guenther <rguenther@suse.de>
7137 PR tree-optimization/43269
7138 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
7141 2010-03-08 Martin Jambor <mjambor@suse.cz>
7143 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
7144 (ipa_is_param_called): Removed.
7145 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
7146 (ipa_print_node_params): Do not print the called flag.
7147 (ipa_write_node_info): Do not stream the called flag.
7148 (ipa_read_node_info): Likewise.
7150 2010-03-07 Jakub Jelinek <jakub@redhat.com>
7153 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
7154 * cselib.c (struct expand_value_data): Add dummy field.
7155 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
7157 (cselib_dummy_expand_value_rtx_cb): New function.
7158 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
7160 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
7161 * var-tracking.c: Include pointer-set.h.
7162 (variable): Change n_var_parts to char from int. Add
7163 cur_loc_changed and in_changed_variables fields.
7164 (variable_canonicalize): Remove.
7165 (shared_var_p): New inline function.
7166 (unshare_variable): Maintain cur_loc_changed and
7167 in_changed_variables fields. If var was in changed_variables,
7168 replace it there with new_var. Just copy cur_loc instead of
7169 resetting it to something else.
7170 (variable_union): Don't recompute cur_loc. Use shared_var_p.
7171 (dataflow_set_union): Don't call variable_canonicalize.
7172 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
7173 of their DEBUG_EXPR_TREE_DECLs.
7174 (canonicalize_loc_order_check): Verify that cur_loc is NULL
7175 and in_changed_variables and cur_loc_changed is false.
7176 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
7177 and cur_loc_changed. Don't update cur_loc here.
7178 (variable_merge_over_src): Don't call variable_canonicalize.
7179 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
7180 removing loc that is equal to cur_loc, clear cur_loc,
7181 set cur_loc_changed and ensure variable_was_changed is called.
7182 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
7183 compare pointers in cur_loc check, if it is equal to loc,
7184 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
7185 (variable_different_p): Remove compare_current_location argument,
7186 don't compare cur_loc.
7187 (dataflow_set_different_1): Adjust variable_different_p caller.
7188 (variable_was_changed): If dv had some var in changed_variables
7189 already, reset in_changed_variables flag for it and propagate
7190 cur_loc_changed over to the new variable. On empty var
7191 always set cur_loc_changed. Set in_changed_variables on whatever
7192 var is added to changed_variables.
7193 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
7194 Use shared_var_p. When removing loc that is equal to cur_loc,
7195 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
7196 end, don't set it to something else, just call variable_was_changed.
7197 (delete_slot_part): Use shared_var_p. When cur_loc equals to
7198 loc being removed, clear cur_loc and set cur_loc_changed.
7199 Set cur_loc_changed if all locations have been removed.
7200 (struct expand_loc_callback_data): New type.
7201 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
7202 allocated. Always create SUBREGs if simplify_subreg failed.
7203 Prefer to use cur_loc, when that fails and still in
7204 changed_variables (and seen first time) recompute it. Set
7205 cur_loc_changed of variables which had to change cur_loc and
7206 compute elcd->cur_loc_changed if any of the subexpressions used
7207 had to change cur_loc.
7208 (vt_expand_loc): Adjust to pass arguments in
7209 expand_loc_callback_data structure.
7210 (vt_expand_loc_dummy): New function.
7211 (emitted_notes): New variable.
7212 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
7213 that weren't used for any other decl in current
7214 emit_notes_for_changes call call vt_expand_loc_dummy to update
7215 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
7216 first loc_chain location if NULL before. Always use just
7217 cur_loc instead of first loc_chain location. When cur_loc_changed
7218 is false, when not --enable-checking=rtl just don't emit any note.
7219 When rtl checking, compute the note and assert it is the same
7220 as previous note. Clear cur_loc_changed and in_changed_variables
7221 at the end before removing from changed_variables.
7222 (check_changed_vars_3): New function.
7223 (emit_notes_for_changes): Traverse changed_vars to call
7224 check_changed_vars_3 on each changed var.
7225 (emit_notes_for_differences_1): Clear cur_loc_changed and
7226 in_changed_variables. Recompute cur_loc of new_var.
7227 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
7228 (vt_emit_notes): Initialize and destroy emitted_notes.
7230 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
7232 PR rtl-optimization/42220
7233 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
7234 Use verify_reg_tracked to determine if we should use OP_OUT rather
7236 (build_def_use): If we see an in-out operand for a register that we
7237 know nothing about, treat is an output if possible, fail the block if
7240 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7243 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
7246 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7249 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
7250 uses of relevant DEFs that are dead outside the loop too.
7252 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7254 * var-tracking.c (dataflow_set_merge): Swap src and src2.
7256 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7258 * var-tracking.c (values_to_unmark): New variable.
7259 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7260 values_to_unmark vector. Moved body to...
7261 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7262 instead queue it into values_to_unmark vector.
7263 (vt_find_locations): Free values_to_unmark vector.
7265 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
7267 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
7268 (site.exp): Export them when plugins are enabled.
7270 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
7273 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
7275 (chrec_fold_multiply): Same.
7277 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
7280 * c-decl.c (build_compound_literal): Return early if init is
7283 2010-03-04 Martin Jambor <mjambor@suse.cz>
7285 PR tree-optimization/43164
7286 PR tree-optimization/43191
7287 * tree-sra.c (type_consists_of_records_p): Reject records with
7288 zero-size bit-fields at the end.
7290 2010-03-04 Mike Stump <mikestump@comcast.net>
7292 * Makefile.in (TAGS): Remove *.y.
7294 2010-03-04 Richard Guenther <rguenther@suse.de>
7296 PR tree-optimization/40761
7297 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
7299 (my_rev_post_order_compute): New function.
7300 (init_pre): Call it.
7302 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
7305 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
7306 decrease the cost of an IV candidate when the cost is infinite.
7308 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7310 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
7311 Use '3DNow!' for the extension of that name, ensure normal space
7313 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
7315 2010-03-03 Jeff Law <law@redhat.com>
7317 * PR middle-end/32693
7318 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
7319 than gen_rtx_SUBREG.
7320 (extract_bit_field_1): Likewise.
7322 2010-03-03 Janis Johnson <janis187@us.ibm.com>
7324 * doc/sourcebuild.texi (Test directives): Document that arguments
7325 include-opts and exclude-opts are now optional for dg-skip-if,
7326 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
7328 2010-03-03 Jason Merrill <jason@redhat.com>
7331 * cgraph.h (varpool_node): Add extra_name field.
7332 * varpool.c (varpool_extra_name_alias): New.
7333 (varpool_assemble_decl): Emit extra name aliases.
7334 (varpool_mark_needed_node): Look past an extra name alias.
7335 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
7336 * lto-streamer-in.c (lto_input_tree): Read it.
7337 * lto-streamer-out.c (output_unreferenced_globals): Write it.
7339 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
7341 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
7342 (sparc*-*-solaris2*): ...this.
7344 2010-03-03 Jakub Jelinek <jakub@redhat.com>
7347 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
7348 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
7349 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
7350 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
7353 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
7354 fallthrough to default handling, just with want_address 0 instead of 2.
7355 For single element lists, add_AT_loc directly, otherwise create an
7356 artificial variable DIE and stick location list to it.
7359 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
7360 (VAL_EXPR_HAS_REVERSE): Define.
7361 (reverse_op): New function.
7362 (add_stores): For reversible operations add an extra MO_VAL_USE.
7364 2010-03-02 Jason Merrill <jason@redhat.com>
7366 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
7368 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
7370 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
7371 (sparc64-*-linux*): Likewise.
7372 (sparc64-*-solaris2*): Include assembler files before linker ones.
7373 (sparc-*-solaris2*): Simplify and reorder to match previous case.
7374 * config/sparc/gas.h: Delete.
7375 * config/sparc/sol2-64.h: Add copyright notice.
7376 * config/sparc/sol2-gas-bi.h: Likewise.
7377 * config/sparc/sol2-gld.h: Likewise.
7378 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
7379 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
7380 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
7381 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
7382 (sparc_elf_asm_named_section): Rename into...
7383 (sparc_solaris_elf_asm_named_section): ...this. Always define.
7385 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
7387 * config/alpha/alpha.c (override_options): Fix -mtune error message.
7389 2010-03-02 Jeff Law <law@redhat.com>
7392 * reload1.c (rtx_p, substitute_stack): Declare.
7393 (substitute): Record addresses of changed rtxs.
7394 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
7395 Restore the original rtx when complete.
7396 (reload): Free subsitute_stack when complete.
7398 2010-03-02 Janis Johnson <janis187@us.ibm.com>
7400 * doc/gccint.texi (menu): Add Testsuites as a chapter.
7401 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
7403 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
7404 LTO Testing, gcov Testing, profopt Testing, compat Testing,
7405 Torture Tests): Change from subsection to section.
7407 2010-03-02 Jakub Jelinek <jakub@redhat.com>
7408 Steven Bosscher <steven@gcc.gnu.org>
7410 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
7413 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
7416 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
7417 the assignment from the new induction variable to the assignment
7418 of the value from the original loop PHI function.
7420 2010-03-01 Janis Johnson <janis187@us.ibm.com>
7421 Daniel Jacobowitz <dan@codesourcery.com>
7423 * doc/sourcebuild.texi (Test directives): Clarify options to
7426 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7428 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
7429 Disable cfi directives unless GCC and gas agree on using read-only
7430 .eh_frame sections for 64-bit.
7431 * configure: Regenerate.
7433 2010-03-01 Richard Guenther <rguenther@suse.de>
7435 PR tree-optimization/43220
7436 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
7437 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
7439 2010-03-01 Richard Guenther <rguenther@suse.de>
7440 Martin Jambor <mjambor@suse.cz>
7443 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
7444 gimplified parameters.
7446 2010-03-01 Christian Bruel <christian.bruel@st.com>
7448 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
7450 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
7452 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
7454 2010-03-01 Richard Guenther <rguenther@suse.de>
7457 * expr.c (expand_assignment): Use the alias-oracle to tell
7458 if the rhs aliases the result decl.
7460 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7463 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
7464 to sol_gt_pch_get_address.
7465 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
7466 64-bit, SPARC and x86.
7467 (sol_gt_pch_get_address): New function.
7469 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
7471 * toplev.h (inform_n, error_n): Declare.
7472 * diagnostic.c (inform_n, error_n): New function.
7474 2010-03-01 Jakub Jelinek <jakub@redhat.com>
7476 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
7477 has no rtl yet when processing local_decls, queue it and recheck
7478 if deferred stack allocation hasn't assigned it rtl.
7480 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7482 * config/sh/sh.c (unspec_bbr_uid): New.
7483 (gen_block_redirect): Use it instead of INSN_UID.
7484 (gen_far_branch): Likewise.
7486 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
7488 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
7489 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
7491 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7493 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
7494 (Warning Options): -Wno-conversion-null is valid for
7495 Objective-C++ as well.
7496 * doc/tm.texi (Named Address Spaces): Likewise.
7497 * doc/plugins.texi (Plugins): Replace TABs with spaces.
7498 * doc/tree-ssa.texi (Tree SSA): Likewise.
7500 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7503 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
7504 by default. Don't set the default arch for
7505 i[34567]86-*-darwin*|x86_64-*-darwin*.
7507 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7510 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
7511 default. Set the default 32bit/64bit archs with $with_arch
7512 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
7514 2010-02-27 Richard Guenther <rguenther@suse.de>
7516 PR tree-optimization/43186
7517 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
7518 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
7519 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
7520 unroller iterations.
7522 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7524 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
7525 required and i[34567]86-*-* targets don't support 64bit ISA.
7527 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
7530 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7533 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7535 * config.gcc: Set the default arch at least to Prescott for
7536 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
7537 if SSE math is enabled.
7539 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7541 * diagnostic.c (diagnostic_initialize): Update.
7542 (diagnostic_report_diagnostic): Test inhibit_notes_p for
7544 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
7545 (diagnostic_inhibit_notes): New.
7546 * toplev.c (process_options): inhibit notes with -fcompare-debug.
7548 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7551 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
7552 * doc/standards.texi: Likewise.
7553 * doc/extend.texi: Likewise.
7554 * doc/trouble.texi: Likewise.
7555 * doc/cppopts.texi: Likewise.
7556 * doc/install.texi: Likewise.
7557 * c.opt (std=c90,std=gnu90): New options.
7558 * c-opts.c (c_common_handle_option): Handle them.
7560 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7563 * c-decl.c (undeclared_variable): Use an informative note.
7565 2010-02-26 Richard Guenther <rguenther@suse.de>
7567 PR tree-optimization/43186
7568 * gimple.h (gimple_fold): Remove.
7569 * gimple.c (gimple_fold): Remove. Inline into single user ...
7570 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
7571 Try harder for conditions.
7573 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7576 * function.c (used_types_insert): Don't skip through named pointer
7577 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
7578 and it is different from the main variant's type.
7580 2010-02-26 Nick Clifton <nickc@redhat.com>
7582 * config/rx/rx.md (sminsi3): Remove bogus alternative.
7584 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7586 * config.gcc: Support --with-fpmath=sse for x86.
7588 * config/i386/ssemath.h: New.
7590 * doc/install.texi (--with-fpmath=sse): Documented.
7592 2010-02-26 Richard Guenther <rguenther@suse.de>
7594 PR tree-optimization/43188
7595 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
7596 vector types of over-aligned element type.
7598 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
7601 * config/i386/i386.c (expand_vec_perm_blend): Use correct
7602 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
7604 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
7606 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
7608 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7610 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
7611 * var-tracking.c: Include diagnostic.h.
7612 (debug_dv): New function.
7613 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
7616 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
7617 (add_value_chain, add_value_chains, remove_value_chain,
7618 remove_value_chains): Handle DEBUG_EXPRs.
7619 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
7622 * regcprop.c (struct queued_debug_insn_change): New type.
7623 (struct value_data_entry): Add debug_insn_changes field.
7624 (struct value_data): Add n_debug_insn_changes field.
7625 (debug_insn_changes_pool): New variable.
7626 (free_debug_insn_changes, apply_debug_insn_changes,
7627 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
7628 (kill_value_one_regno): Call free_debug_insn_changes if needed.
7629 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
7631 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
7633 (copyprop_hardreg_forward_1): Don't call apply_change_group for
7634 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
7635 changes, call cprop_find_used_regs via note_stores.
7636 (copyprop_hardreg_forward): When copying vd from predecessor
7637 which has any queued DEBUG_INSN changes, make sure the pointers are
7638 cleared. At the end call df_analyze and then if there are any
7639 DEBUG_INSN changes queued at the end of some basic block for still
7640 live registers, apply them.
7641 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
7643 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
7645 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
7648 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
7650 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
7651 targets. Set the default with_cpu/with_arch from arch/cpu.
7652 Allow x86-64 and native for with_cpu/with_arch.
7654 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
7656 * ebitmap.c: Change calls to verify_popcount with calls to
7657 sbitmap_verify_popcount.
7658 (ebitmap_clear_bit): Fixed map->cacheindex test and
7659 map>cache update when bit clearing results in an empty
7662 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7665 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
7666 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
7667 and support both V2DF and V2DI modes.
7668 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
7669 support both V2DF and V2DI modes.
7670 (general): Delete trailing whitespace from a few patterns.
7672 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7673 V2DF/V2DI interleave high/low builtins.
7675 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
7678 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
7679 interleave high/low functions.
7681 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
7683 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
7684 #pragma extern_prefix.
7686 2010-02-25 Jakub Jelinek <jakub@redhat.com>
7689 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
7690 BLKmode, assert op0 is a MEM and just adjust its mode.
7693 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
7694 if bitpos isn't multiple of mode's bitsize.
7696 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7698 * c.opt (-ftemplate-depth=): New.
7699 (-ftemplate-depth-): Deprecate.
7700 * optc-gen.awk: Handle -ftemplate-depth=.
7701 * opth-gen.awk: Likewise.
7702 * c-opts.c (c_common_handle_option): Likewise.
7703 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
7705 2010-02-24 Jason Merrill <jason@redhat.com>
7707 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
7709 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7711 * cfg.c (alloc_aux_for_block): Remove inline.
7712 (alloc_aux_for_edge): Likewise.
7714 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7716 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
7718 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7720 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
7721 * config/i386/sol2-gas.h: New file.
7722 * config.gcc (i[34567]86-*-solaris2*): Use it.
7724 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7727 * c-typeck.c (ep_convert_and_check): New.
7728 (build_conditional_expr): Use it.
7729 (build_binary_op): Likewise.
7731 2010-02-24 Jakub Jelinek <jakub@redhat.com>
7733 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
7736 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
7737 bounds even for -O+.
7738 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
7739 expr needs to have DECL_NAME set.
7741 2010-02-24 Nick Clifton <nickc@redhat.com>
7743 * config/mep/mep.c: Include gimple.h.
7744 (mep_function_uses_sp): Delete unused function.
7745 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
7746 parameters. Use unsigned integers to count args. Return a
7747 NULL_RTX instead of an error_mark_node. Toidy up formatting.
7749 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7752 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
7753 greater or equal to nelt instead of 2 * nelt.
7754 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
7757 2010-02-23 Jason Merrill <jason@redhat.com>
7760 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
7761 in cfun->local_decls even if they have register types.
7764 * stor-layout.c (place_field): Don't warn about unnecessary
7765 DECL_PACKED if the type is packed.
7767 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7770 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
7771 GOTOFF relocs, even when the base reg isn't pic pointer.
7773 2010-02-23 Michael Matz <matz@suse.de>
7776 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
7777 (expand_gimple_basic_block): Generate and use debug temps if there
7778 are debug uses left after the last real use of TERed ssa names.
7779 Unlink debug immediate uses when they are expanded.
7781 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
7784 * config/i386/i386.c (override_options): Reorganise to provide
7785 better error messages.
7787 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7790 * graphite-scop-detection.c (create_single_exit_edge): Move
7791 the call to find_single_exit_edge to....
7792 (create_sese_edges): ...here. Don't handle multiple edges
7793 exiting the function.
7794 (build_graphite_scops): Don't handle multiple edges
7795 exiting the function.
7797 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7800 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
7801 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
7803 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7806 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
7808 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7811 * c-typeck.c (convert_arguments): Print declaration location.
7812 * c-common.c (validate_nargs): Rename as
7813 builtin_function_validate_nargs.
7814 (check_builtin_function_arguments): Update.
7816 2010-02-22 Richard Guenther <rguenther@suse.de>
7819 * tree-inline.c (declare_return_variable): Use the type of
7820 the call stmt lhs if available.
7822 2010-02-22 Duncan Sands <baldrick@free.fr>
7824 * passes.c (register_pass): Always consider all pass lists when
7825 ref_pass_instance_number is zero.
7827 2010-02-22 Richard Guenther <rguenther@suse.de>
7829 PR tree-optimization/42749
7830 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
7831 parameter. Do arithmetic in the original type.
7832 (update_accumulator_with_ops): Likewise.
7833 (adjust_accumulator_values): Adjust.
7835 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7837 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
7838 (QI to BLKmode splitter): New splitter.
7840 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
7842 * config/i386/i386.c (initial_ix86_tune_features): Turn on
7843 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
7845 2010-02-22 Richard Guenther <rguenther@suse.de>
7847 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
7849 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
7851 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
7852 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
7853 ($(T)crti.o, $(T)crtn.o): Remove rules.
7855 2010-02-21 Tobias Burnus <burnus@net-b.de>
7858 * doc/invoke.texi (-fassociative-math): Document that this
7859 option is automatically enabled for Fortran.
7861 2010-02-20 David S. Miller <davem@davemloft.net>
7863 * configure.ac: Test if linker and assembler properly support
7864 GOTDATA_OP relocations.
7865 * configure: Rebuild.
7866 * config.in: Likewise.
7867 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
7868 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
7869 (movsi_high_pic): Likewise.
7870 (movdi_lo_sum_pic): Likewise.
7871 (movdi_high_pic): Likewise.
7872 (movsi_pic_gotdata_op): New pattern.
7873 (movdi_pic_gotdata_op): Likewise.
7874 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
7875 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
7877 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
7880 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
7881 attribute to ssemul.
7882 (xop_mulv2div2di3_high): Ditto.
7884 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7887 * c.opt (Wconversion-null): New option.
7888 * doc/invoke.texi (Wconversion-null): Document.
7890 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7892 * common.opt (Wlarger-than-): Add Undocumented.
7894 2010-02-19 Mike Stump <mikestump@comcast.net>
7896 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
7898 2010-02-19 Jason Merrill <jason@redhat.com>
7901 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
7902 * configure: Likewise.
7904 2010-02-20 Alan Modra <amodra@gmail.com>
7907 * cgraph.h (cgraph_make_decl_local): Declare.
7908 * cgraph.c (cgraph_make_decl_local): New function.
7909 (cgraph_make_node_local): Use it.
7910 * cgraphunit.c (cgraph_function_versioning): Likewise.
7911 * ipa.c (function_and_variable_visibility): Likewise.
7913 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7916 * except.c (sjlj_emit_function_enter): Don't call
7917 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
7919 * rtl.h (add_reg_br_prob_note): Remove prototype.
7921 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7924 * c-common.c (conversion_warning): Remove widening conversions
7925 before checking the conversion of integers to reals.
7927 2010-02-19 Mike Stump <mikestump@comcast.net>
7930 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
7933 * cgraphunit.c (process_function_and_variable_attributes): Check
7934 DECL_PRESERVE_P instead of looking up attribute "used".
7935 * ipa-pure-const.c (check_decl): Likewise.
7936 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
7937 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
7938 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
7939 instead of attribute "used".
7940 * config/sol2-c.c (solaris_pragma_init): Likewise.
7941 (solaris_pragma_fini): Likewise.
7943 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7945 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7946 Use XCNEW instead of xcalloc.
7947 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7948 XNEW instead of xmalloc.
7949 (get_fields): Use XNEWVEC instead of xmalloc.
7952 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7953 populate vars array.
7954 (create_new_general_access): For debug stmts just reset value.
7955 (get_stmt_accesses): For accesses within debug stmts just record them
7956 using add_access_to_acc_sites instead of preventing the peeling or
7957 counting them as accesses.
7960 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7962 2010-02-19 Richard Guenther <rguenther@suse.de>
7964 PR tree-optimization/42916
7965 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7968 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7970 * configure.ac: Replace all uses of changequote in macro arguments
7971 with proper quoting.
7973 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7976 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7978 2010-02-19 Richard Guenther <rguenther@suse.de>
7980 PR tree-optimization/42944
7981 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7982 test for aliasing with errno.
7984 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7987 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7988 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7989 * dojump.c: Include output.h.
7990 (inv): New inline function.
7991 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7992 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7993 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7994 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7995 argument, pass it down to other calls.
7996 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7997 add REG_BR_PROB note to the conditional jump.
7998 * cfgexpand.c (add_reg_br_prob_note): Removed.
7999 (expand_gimple_cond): Don't call it, add the probability
8000 as last argument to jumpif_1/jumpifnot_1.
8001 * Makefile.in (dojump.o): Depend on output.h.
8002 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
8004 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
8005 * stmt.c (do_jump_if_equal): Likewise.
8006 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
8007 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8008 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
8010 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
8011 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
8012 jumpifnot_1 callers.
8013 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
8015 (store_expr): Adjust jumpifnot caller.
8016 (store_constructor): Adjust jumpif caller.
8019 * gimplify.c (gimple_boolify): For __builtin_expect call
8020 gimple_boolify also on its first argument.
8022 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
8024 * configure.ac (gnu-unique-object): Wrap regexps using [] in
8026 (__stack_chk_fail): Ditto. Remove quadrigraphs.
8027 * configure: Regenerated.
8029 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8031 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
8032 lang_hooks.types_compatible_p instead of comptypes.
8034 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8036 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
8037 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
8038 if __prefer_thumb__ is defined.
8040 2010-02-18 Martin Jambor <mjambor@suse.cz>
8042 PR tree-optimization/43066
8043 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
8044 array with zero-sized element type.
8046 2010-02-18 Jakub Jelinek <jakub@redhat.com>
8048 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
8049 rtx, allocate struct var_loc_node here and return it to the
8050 caller, and only if it is actually needed.
8051 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
8052 move it earlier and return immediately if it returns NULL.
8054 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
8056 * config/sparc/gas.h: New file. Restore
8057 TARGET_ASM_NAMED_SECTION to its ELF default.
8058 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
8060 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8061 Likewise. Add ATTRIBUTE_UNUSED to prototype.
8062 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
8063 after sparc/sysv4.h.
8065 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
8067 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
8069 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
8071 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
8072 patterns from predicated pattern.
8074 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
8077 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
8078 for insn mnemonic suffix.
8080 2010-02-17 Richard Guenther <rguenther@suse.de>
8082 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
8085 2010-02-17 Jakub Jelinek <jakub@redhat.com>
8088 * caller-save.c (save_call_clobbered_regs): If BB ends with
8089 a DEBUG_INSN, move any notes in between last real insn and the last
8090 DEBUG_INSN after the last DEBUG_INSN.
8092 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
8094 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
8095 Fix return type. Fix argument type. Explain meaning of return value.
8097 2010-02-16 Richard Guenther <rguenther@suse.de>
8099 PR tree-optimization/41043
8100 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
8101 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
8103 (vrp_visit_phi_node): ... but only for loop PHI nodes.
8105 2010-02-16 Ira Rosen <irar@il.ibm.com>
8107 PR tree-optimization/43074
8108 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
8109 * tree-vect-loop.c (vect_analyze_loop_operations): Add
8110 vectorizable cycles in hybrid SLP check.
8111 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
8113 2010-02-16 Richard Guenther <rguenther@suse.de>
8115 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
8116 (true_dependence): If memrefs_conflict_p computes must-alias
8117 trust it. Move TBAA check after offset-based disambiguation.
8118 (canon_true_dependence): Likewise.
8120 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
8122 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
8123 * doc/invoke.texi: Document it.
8124 * var-tracking.c: Include toplev.h and params.h.
8125 (vt_find_locations): Return bool indicating success. Compute
8126 hash sizes unconditionally. Check new parameter, report.
8127 (variable_tracking_main_1): Check vt_find_locations results and
8128 retry. Renamed from...
8129 (variable_tracking_main): ... this. New wrapper to preserve
8130 flag_var_tracking_assignments.
8131 * Makefile.in (var-tracking.o): Adjust dependencies.
8133 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
8134 Jakub Jelinek <jakub@redhat.com>
8137 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
8138 if weak_import attribute is present.
8139 * config/darwin.c (machopic_select_section): Likewise.
8141 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
8143 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
8144 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
8145 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
8146 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
8148 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
8151 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
8154 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
8155 Rewrite text to refer to the names.
8157 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
8159 * config/i386/i386-builtin-types.def
8160 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
8161 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
8162 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
8163 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
8164 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
8165 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
8166 IX86_BUILTIN_VPERMIL2PS256.
8167 (MULTI_ARG_4_DF2_DI_I): Defined.
8168 (MULTI_ARG_4_DF2_DI_I1): Defined.
8169 (MULTI_ARG_4_SF2_SI_I): Defined.
8170 (MULTI_ARG_4_SF2_SI_I1): Defined.
8171 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
8172 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
8173 __builtin_ia32_vpermil2ps256.
8174 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
8175 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
8176 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
8177 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
8178 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
8179 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
8180 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
8181 CODE_FOR_xop_vpermil2v8sf3.
8182 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
8183 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
8184 * config/i386/xopintrin.h (_mm_permute2_pd): New.
8185 (_mm256_permute2_pd): New.
8186 (_mm_permute2_ps): New.
8187 (_mm256_permute2_ps): New.
8189 2010-02-15 Nick Clifton <nickc@redhat.com>
8191 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
8192 boolean parameters. Use emit_jump_insn when emitting a pop
8193 instruction containing a return insn.
8194 (push): Use 'true' rather than '1' as second parameter to F.
8195 (h8300_expand_prologue): Likewise.
8196 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
8197 (h8300_expand_epilogue): Likewise.
8199 2010-02-15 Richard Guenther <rguenther@suse.de>
8202 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
8205 2010-02-15 Nick Clifton <nickc@redhat.com>
8207 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
8210 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
8212 * intl.c (fake_ngettext): New function.
8213 * intl.h (fake_ngettext): Declare.
8214 (ngettext): Define macro.
8215 * collect2.c (notice_translated): New function.
8216 (main): Use notice_translated and ngettext.
8217 * collect2.h (notice_translated): Declare.
8219 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
8221 * reorg.c (delete_computation): Comment fixes.
8222 * caller-save.c (setup_save_areas): Idem.
8223 * sel-sched-dump.c (dump_lv_set): Idem.
8226 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8228 * config/s390/s390.c (s390_sched_init): New function.
8229 (TARGET_SCHED_INIT): Target hook defined.
8231 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
8232 Jack Howarth <howarth@bromo.med.uc.edu>
8233 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8236 Partial revert of unintended change in fix for PR41605.
8237 * config/darwin.h: Fix typo.
8238 * config/darwin9.h: Same.
8240 2010-02-11 Jakub Jelinek <jakub@redhat.com>
8242 * c-pch.c (pch_init): Clear v.
8244 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8247 * graphite-scop-detection.c (graphite_can_represent_scev): Call
8248 graphite_can_represent_init for MULT_EXPR.
8250 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8254 * graphite-sese-to-poly.c (remove_phi): New.
8255 (translate_scalar_reduction_to_array): Call remove_phi.
8257 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8260 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
8261 * graphite-clast-to-gimple.h (gloog): Update declaration.
8262 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
8263 * graphite-poly.h (struct poly_bb): Add missing comments.
8264 (struct scop): Add poly_scop_p field.
8266 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
8267 * graphite.c (graphite_transform_loops): Build the polyhedral
8268 representation for each scop before code generation.
8269 * sese.c (rename_variables_in_operand): Removed.
8270 (rename_variables_in_expr): Return the renamed expression.
8271 (rename_sese_parameters): New.
8272 * sese.h (rename_sese_parameters): Declared.
8274 2010-02-11 Richard Guenther <rguenther@suse.de>
8276 PR tree-optimization/42998
8277 * tree-ssa-pre.c (create_expression_by_pieces): Treat
8278 POINTER_PLUS_EXPR properly.
8280 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8281 Changpeng Fang <changpeng.fang@amd.com>
8284 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
8285 the cost of an IV candidate when the IV is used in a test against zero.
8287 * gcc.dg/tree-ssa/ivopts-3.c: New.
8289 2010-02-11 Richard Guenther <rguenther@suse.de>
8292 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
8293 pointer-vs-decl case by swapping refs. Handle some cases
8294 of pointer-vs-decl disambiguations more conservatively.
8295 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
8296 to false after expanding.
8298 2010-02-11 Richard Guenther <rguenther@suse.de>
8301 * gcc.c (process_command): Handle LTO file@offset case more
8304 2010-02-11 Jakub Jelinek <jakub@redhat.com>
8306 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
8307 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
8309 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
8311 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
8312 if MEM's mode size isn't DWARF2_ADDR_SIZE.
8313 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
8314 Optimize eq/ne comparisons when both arguments are known to be
8316 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
8317 Don't mask operands unnecessarily if they are known to be already
8320 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
8322 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
8325 2010-02-10 Richard Guenther <rguenther@suse.de>
8327 PR tree-optimization/43017
8328 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
8329 for wrapping signed arithmetic.
8331 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8334 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
8335 if no debug info should be emitted for it.
8337 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8339 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
8340 note when flag_exceptions is set.
8342 2010-02-10 Duncan Sands <baldrick@free.fr>
8344 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
8346 2010-02-10 Richard Guenther <rguenther@suse.de>
8349 * tree.c (get_unwidened): Handle constants.
8350 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
8352 2010-02-10 Martin Jambor <mjambor@suse.cz>
8355 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
8356 check for variable argument counts independently.
8358 2010-02-10 Christian Bruel <christian.bruel@st.com>
8361 * config/sh/sh.c (find_barrier): Increase length for non delayed
8362 conditional branches.
8364 2010-02-10 Christian Bruel <christian.bruel@st.com>
8366 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
8368 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8370 * builtins.c (set_builtin_user_assembler_name): Also handle
8371 ffs if int is smaller than word.
8373 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
8376 * ira-conflicts.c (get_dup): Remove.
8377 (process_reg_shuffles): Add new parameter. Use it as an
8378 additional guard for copy generation.
8379 (add_insn_allocno_copies): Rewrite.
8381 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
8383 * common.opt (fsched2-use-traces): Preserved for backward
8385 * doc/invoke.texi: Remove the documentation about option
8386 -fsched2-use-traces.
8387 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
8388 flag_sched2_use_traces.
8389 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
8390 the backward compatibility flag section.
8392 2010-02-09 Richard Guenther <rguenther@suse.de>
8394 PR tree-optimization/43008
8395 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
8396 make HEAP variables initialized from global memory if they
8397 are not known builtin functions.
8398 (find_func_aliases): Adjust.
8400 2010-02-09 Richard Guenther <rguenther@suse.de>
8402 PR tree-optimization/43000
8403 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
8404 arithmetic manually.
8406 2010-02-08 Jakub Jelinek <jakub@redhat.com>
8408 PR tree-optimization/42931
8409 * tree-loop-linear.c (try_interchange_loops): Don't call
8410 double_int_mul if estimated_loop_iterations failed.
8412 2010-02-08 Martin Jambor <mjambor@suse.cz>
8415 * tree-sra.c (build_accesses_from_assign): Do not mark in
8416 should_scalarize_away_bitmap if stmt has volatile ops.
8417 (sra_modify_assign): Do not process assigns piecemeal if if stmt
8420 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
8422 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
8424 2010-02-07 Adam Nemet <adambnmet@gmail.com>
8426 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
8429 2010-02-07 Andrew Pinski <pinskia@gmail.com>
8432 * df-core.c (df_finish_pass): Change type of saved_flags to int.
8434 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8437 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
8438 to unknown_dependence.
8439 (graphite_legal_transform_dr): Handle the unknown_dependence.
8440 (graphite_carried_dependence_level_k): Same.
8442 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8444 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
8446 2010-02-07 Richard Guenther <rguenther@suse.de>
8449 * expr.c (get_inner_reference): Always initialize *pbitsize.
8451 2010-02-07 Richard Guenther <rguenther@suse.de>
8454 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
8455 new ARRAY_REFs on variable size element or minimal index arrays.
8457 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
8458 gimple_fold_indirect_ref.
8460 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
8463 * arm.c (arm_override_options): Just return if the user has specified
8464 an invalid fpu name.
8466 2010-02-03 Jason Merrill <jason@redhat.com>
8469 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
8470 i386_pe_maybe_record_exported_symbol.
8472 2010-02-05 Steve Ellcey <sje@cup.hp.com>
8475 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8476 (pa_delegitimize_address): New function.
8478 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
8480 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
8481 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
8483 2010-02-05 Richard Guenther <rguenther@suse.de>
8486 * lto-streamer-in.c (get_resolution): Deal with references
8487 to undefined functions.
8489 2010-02-05 Richard Guenther <rguenther@suse.de>
8491 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
8492 (fold_const_aggregate_ref): Likewise.
8493 (ccp_fold_stmt): Substitute loads.
8494 (maybe_fold_reference): Verify types before substituting.
8496 (fold_gimple_assign): Unshare properly.
8497 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
8499 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
8501 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
8502 for rs6000_gen_cell_microcode.
8504 2010-02-04 Richard Guenther <rguenther@suse.de>
8506 PR rtl-optimization/42952
8507 * dse.c (const_or_frame_p): Remove MEM handling.
8509 2010-02-04 Nick Clifton <nickc@redhat.com>
8511 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
8512 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
8513 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
8514 (mn10300_asm_output_mi_thunk): New function.
8515 (mn10300_can_output_mu_thunk): New function.
8516 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
8517 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
8518 (FUNCTION_ARG): Delete incorrect comment.
8520 2010-02-03 Jason Merrill <jason@redhat.com>
8523 * fold-const.c (operand_equal_p): Handle erroneous types.
8525 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
8527 * config/h8300/h8300.md (can_delay): Fix attibute condition.
8529 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
8531 PR rtl-optimization/42941
8532 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
8535 2010-02-03 Jason Merrill <jason@redhat.com>
8538 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
8540 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
8543 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
8544 (cselib_reset_table): Renamed from...
8545 (cselib_reset_table_with_next_value): ... this.
8546 (cselib_get_next_uid): Renamed from...
8547 (cselib_get_next_unknown_value): ... this.
8548 * cselib.c (next_uid): Renamed from...
8549 (next_unknown_value): ... this.
8550 (cselib_clear_table): Adjust.
8551 (cselib_reset_table): Adjust. Renamed from...
8552 (cselib_reset_table_with_next_value): ... this.
8553 (cselib_get_next_uid): Adjust. Renamed from...
8554 (cselib_get_next_unknown_value): ... this.
8555 (get_value_hash): Use hash.
8556 (cselib_hash_rtx): Likewise.
8557 (new_cselib_val): Adjust. Set and dump uid.
8558 (cselib_lookup_mem): Pass next_uid as hash.
8559 (cselib_subst_to_values): Likewise.
8560 (cselib_log_lookup): Dump uid.
8561 (cselib_lookup): Pass next_uid as hash. Adjust.
8562 (cselib_process_insn): Adjust.
8563 (cselib_init): Initialize next_uid.
8564 (cselib_finish): Adjust.
8565 (dump_cselib_table): Likewise.
8566 * dse.c (canon_address): Dump value uid.
8567 * print-rtl.c (print_rtx): Print value uid.
8568 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
8570 (dv_uid): New function, sort of renamed from...
8571 (dv_htab_hash): ... this, reimplemented in terms of it and...
8572 (dv_uid2hash): ... this. New.
8573 (variable_htab_eq): Drop excess assertions.
8574 (tie_break_pointers): Removed.
8575 (canon_value_cmp): Compare uids.
8576 (variable_post_merge_New_vals): Print uids.
8577 (vt_add_function_parameters): Adjust.
8578 (vt_initialize): Reset table. Adjust.
8580 2010-02-03 Richard Guenther <rguenther@suse.de>
8582 PR tree-optimization/42944
8583 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
8584 (call_may_clobber_ref_p_1): Likewise. Properly handle
8585 malloc and calloc clobbering errno.
8587 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
8589 * doc/invoke.texi: Fix name of sched1 dump.
8591 * opts.c (decode_options): Set flag_tree_switch_conversion
8592 only conditionally on optimize >= 2.
8594 * gcse.c: Assorted comment fixes in pass description.
8596 2010-02-03 Anthony Green <green@moxielogic.com>
8598 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
8599 nop padding in order to maintain alignment of storage location of
8600 target function address.
8601 (moxie_trampoline_init): Store target function address at newly
8603 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
8605 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
8607 2010-02-03 Richard Guenther <rguenther@suse.de>
8610 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
8612 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8614 * config.gcc: Reenable check for obsolete targets.
8615 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
8616 mips-sgi-irix6.[0-4]*.
8618 2010-02-02 Nick Clifton <nickc@redhat.com>
8620 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
8621 constant size of 4 as being the same as 0.
8622 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
8623 can take values in the range 0..4.
8625 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
8628 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
8629 as _darwin10_Unwind_FindEnclosingFunction().
8630 * libgcc-libsystem.ver: New.
8632 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
8635 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
8636 implicitly set registers.
8638 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
8640 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
8641 (arm_override_options): Allow automatic selection of the thread
8642 pointer register if thumb2.
8643 (legitimize_pic_address): Improve code sequences for Thumb2.
8644 (arm_call_tls_get_addr): Likewise.
8645 (legitimize_tls_address): Likewise.
8646 * arm.md (pic_load_addr_arm): Delete. Replace with ...
8647 (pic_load_addr_32bit): ... this. New named pattern.
8648 * thumb2.md (pic_load_addr_thumb2): Delete.
8649 (pic_load_dot_plus_four): Delete.
8650 (tls_load_dot_plus_four): New named pattern.
8652 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8655 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
8656 Document fix for TLS bug.
8658 2010-01-31 Richard Guenther <rguenther@suse.de>
8660 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
8661 conservatively correct.
8663 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8667 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8669 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8671 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8673 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
8675 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
8677 * config.gcc: Adjust order of makefile fragments for mingw targets.
8679 2010-01-31 Richard Guenther <rguenther@suse.de>
8682 * gimplify.c (gimplify_init_constructor): For volatile LHS
8683 initialize a temporary.
8685 2010-01-31 Matthias Klose <doko@ubuntu.com>
8687 * configure.ac: Fix __stack_chk_fail check for cross builds configured
8689 * configure: Regenerate.
8691 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
8693 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8694 the same alias set and their sizes different constantness.
8695 (aliasing_component_refs_p): Revert 2009-10-24 change.
8697 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8699 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
8702 2010-01-29 Richard Guenther <rguenther@suse.de>
8704 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
8705 Assert we successfully updated the call.
8707 2010-01-29 Jakub Jelinek <jakub@redhat.com>
8709 PR rtl-optimization/42889
8710 * df.h (df_set_bb_dirty_nonlr): New prototype.
8711 * df-core.c (df_set_bb_dirty_nonlr): New function.
8712 * df-scan.c (df_insn_rescan): Call it instead of
8713 df_set_bb_dirty for DEBUG_INSNs.
8715 2010-01-29 Richard Guenther <rguenther@suse.de>
8718 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
8719 quadratic behavior in most cases.
8721 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
8724 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
8725 in the call to gen_x86_movsicc_0_m1.
8727 2010-01-28 Richard Guenther <rguenther@suse.de>
8729 PR tree-optimization/42871
8730 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
8732 2010-01-28 Richard Guenther <rguenther@suse.de>
8734 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
8735 into call arguments.
8737 2010-01-28 Richard Guenther <rguenther@suse.de>
8740 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
8741 the forwarder if the destination is an EH landing pad.
8743 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
8745 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
8746 block list passed to gimple_duplicate_sese_tail.
8747 (parallelize_loops): Avoid parallelization when the function
8749 Avoid parallelization when the preheader is IRREDUCIBLE.
8750 Try to optimize when estimated_loop_iterations_int is unresolved.
8751 Add the loop's location to the dump file.
8752 * tree-cfg.c (add_phi_args_after_redirect): Remove.
8753 (gimple_duplicate_sese_tail): Remove the check for the latch.
8754 Redirect nexits to the exit block.
8755 Remove handling of the incoming edges to the latch.
8756 Redirect the backedge from the copied latch to the exit bb.
8758 2010-01-28 Michael Matz <matz@suse.de>
8761 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
8762 Wrap force_reg into a sequence, emit it before user.
8764 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
8766 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
8768 (arm_legacy_rev): Likewise.
8769 (thumb_legacy_rev): Likewise.
8771 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8773 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
8774 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
8775 on MEM's address failed, try avoid_constant_pool_reference and
8776 recurse if it returned something different.
8777 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
8778 address, try avoid_constant_pool_reference and recurse if it
8779 returned something different.
8780 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
8781 address and avoid_constant_pool_reference returned something
8782 different, don't set have_address.
8784 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
8787 * var-tracking.c (val_store): Add modified argument, obey it.
8789 (count_uses): Move down logging of main.
8790 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
8791 don't need resolution.
8792 (emit_notes_in_bb): Likewise.
8794 2010-01-27 Richard Guenther <rguenther@suse.de>
8797 * tree-inline.c (remap_decl): Delay remapping of SSA name
8798 default definitions until we need them.
8800 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8802 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8803 (rs6000_delegitimize_address): New function.
8805 * config/s390/s390.c (s390_delegitimize_address): Call
8806 delegitimize_mem_from_attrs.
8809 * tree-inline.c (cannot_copy_type_1): Removed.
8810 (copy_forbidden): Don't forbid copying of functions containing
8811 records/unions with variable length fields.
8813 2010-01-27 Christian Bruel <christian.bruel@st.com>
8817 * config/sh/sh.c (find_barrier): Increase length for non delayed
8818 conditional branches.
8820 2010-01-27 Matthias Klose <doko@ubuntu.com>
8822 * configure.ac (gnu-unique-object): Fix ldd version check.
8823 * configure: Regenerate.
8825 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8827 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
8829 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
8830 Test for HAVE_GNU_AS value.
8832 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8834 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
8835 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
8836 INT64_TYPE): Define.
8837 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
8838 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8839 INT_LEAST64_TYPE): Define.
8840 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
8841 UINT_LEAST64_TYPE): Define.
8842 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
8843 INT_FAST64_TYPE): Define.
8844 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8845 UINT_FAST64_TYPE): Define.
8846 (INTMAX_TYPE, UINTMAX_TYPE): Define.
8847 (INTPTR_TYPE, UINTPTR_TYPE): Define.
8848 (SIG_ATOMIC_TYPE): Define.
8850 2010-01-26 Richard Guenther <rguenther@suse.de>
8852 * df-scan.c (df_scan_set_bb_info): Remove assert.
8853 (df_insn_rescan_debug_internal): Merge asserts.
8854 (df_install_ref): Likewise.
8855 (df_mark_reg): Use bitmap_set_range.
8856 (df_hard_reg_used_p): Remove assert.
8857 (df_hard_reg_used_count): Likewise.
8859 2010-01-26 Richard Guenther <rguenther@suse.de>
8861 PR rtl-optimization/42685
8862 * web.c (web_main): Ignore DEBUG_INSNs.
8864 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
8866 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
8868 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
8869 Fix types of fndecl and arglist parameters.
8871 2010-01-26 Richard Guenther <rguenther@suse.de>
8874 * tree-eh.c (unsplit_eh): Skip debug insns.
8876 2010-01-26 Richard Guenther <rguenther@suse.de>
8878 PR tree-optimization/42250
8879 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
8881 2010-01-26 Jakub Jelinek <jakub@redhat.com>
8884 * omp-low.c (expand_omp_sections): Only use single_pred if
8885 l2_bb is single_pred_p.
8887 2010-01-25 Christian Bruel <christian.bruel@st.com>
8890 * config/sh/sh.c (find_barrier): Increase length for non delayed
8891 conditional branches.
8892 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
8894 2010-01-24 David S. Miller <davem@davemloft.net>
8896 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
8897 define if not using GAS.
8898 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8899 Likewise. Delete SECTION_MERGE code, which is only applicable
8902 2010-01-24 Mark Mitchell <mark@codesourcery.com>
8905 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
8906 mangling of va_list in system headers.
8908 2010-01-23 Toon Moene <toon@moene.org>
8910 * tree-predcom.c (combine_chains): Return NULL, not false.
8912 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
8914 * tree-loop-distribution.c (distribute_loop): Fix declaration and
8915 initialization of variable res to agree with return type.
8917 2010-01-22 Steve Ellcey <sje@cup.hp.com>
8919 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
8920 * tree-sra.c: Add include of expr.h.
8922 2010-01-22 Jakub Jelinek <jakub@redhat.com>
8924 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
8925 insert the debug stmt on the single non-EH edge from the stmt.
8927 2010-01-22 Richard Henderson <rth@redhat.com>
8930 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
8931 the RHS until after generate_subtree_copies has insertted its
8932 code before the current statement.
8934 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
8936 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
8938 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
8940 2010-01-21 Martin Jambor <mjambor@suse.cz>
8942 PR tree-optimization/42585
8943 * tree-sra.c (struct access): New field grp_total_scalarization.
8944 (dump_access): Dump the new field.
8945 (should_scalarize_away_bitmap): New variable.
8946 (cannot_scalarize_away_bitmap): Likewise.
8947 (sra_initialize): Allocate new bitmaps.
8948 (sra_deinitialize): Free new bitmaps.
8949 (create_access_1): New function.
8950 (create_access): Parts moved to create_access_1.
8951 (type_consists_of_records_p): New function.
8952 (completely_scalarize_record): Likewise.
8953 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8954 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8955 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8957 (analyze_all_variable_accesses): Completely scalarize small eligible
8960 2010-01-21 Martin Jambor <mjambor@suse.cz>
8962 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8964 2010-01-21 Andrew Haley <aph@redhat.com>
8966 * gcc.c (process_command): Move lang_specific_driver before
8967 setting cc_libexec_prefix.
8969 2010-01-21 Richard Guenther <rguenther@suse.de>
8972 * fold-const.c (negate_expr_p): Pretend only negative
8973 real constants are easily negatable.
8975 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8976 Jason Merrill <jason@redhat.com>
8978 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8979 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8980 * calls.c (initialize argument_information): Handle it.
8981 * c-common.c (handle_transparent_union_attribute): Use new name.
8982 * c-decl.c (finish_struct): Ditto.
8983 * c-typeck.c (type_lists_compatible_p): Ditto.
8984 (convert_for_assignment): Use new name and also handle record.
8985 * function.c (aggregate_value_p): Handle it.
8986 (pass_by_reference): Ditto.
8987 (assign_parm_data_types): Ditto.
8988 * print-tree.c (print_node): Ditto.
8989 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8990 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8991 * tree.c (first_field): New fn.
8993 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8996 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8997 even when linking statically, for now.
8999 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
9002 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
9003 without a cselib val.
9004 (count_uses): Accept MO_VAL_SET with no val on stores.
9005 (add_stores): Likewise.
9007 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9009 * var-tracking.c (check_value_val): Add a compile time assertion.
9010 (dv_is_decl_p): Simplify.
9011 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
9012 gcc_assert if ENABLE_CHECKING.
9014 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
9017 * var-tracking.c: Include tree-flow.h.
9018 (mem_dies_at_call): New.
9019 (dataflow_set_preserve_mem_locs): Use it.
9020 (dataflow_set_remove_mem_locs): Likewise.
9021 (dump_var): Renamed from dump_variable. Adjust all callers.
9022 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
9023 * Makefile.in (var-tracking.o): Adjust deps.
9025 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
9027 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
9029 2010-01-20 Richard Guenther <rguenther@suse.de>
9031 PR tree-optimization/42717
9032 * tree-ssa-dce.c (get_live_post_dom): Remove.
9033 (forward_edge_to_pdom): Take an arbitrary edge to copy
9034 degenerate PHI args from.
9035 (remove_dead_stmt): Use the first post-dominator even if it
9036 does not contain live statements as redirection destination.
9038 2010-01-20 Richard Guenther <rguenther@suse.de>
9040 * tree-inline.c (estimate_num_insns): Handle EH builtins.
9042 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9044 * sel-sched.c (create_speculation_check): Remove set but not used
9046 (try_transformation_cache): Remove set but not used variable ds.
9047 (calculate_privileged_insns): Remove set but not used variables
9048 cur_insn and min_spec_insn.
9049 (find_best_expr): Remove set but not used variable avail_n.
9050 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
9052 * cgraphunit.c (assemble_thunk): Remove set but not used variable
9054 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
9055 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
9058 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
9061 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
9062 cpu types. Add support for *-sse3 cpu types.
9063 (x86_64-*-*): Ditto.
9065 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9068 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
9069 argument, call initializer_constant_valid_p_1 instead of
9070 initializer_constant_valid_p, pass CACHE to it, return NULL
9071 immediately if first call returns NULL.
9072 (initializer_constant_valid_p_1): New function.
9073 (initializer_constant_valid_p): Use it.
9075 2010-01-20 Thomas Quinot <quinot@adacore.com>
9077 * tree.def (PLACEHOLDER_EXPR): Fix comment.
9079 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9081 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
9082 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
9083 (loc_list_from_tree): Don't handle unsigned division. Handle
9084 signed modulo using DW_OP_{over,over,div,mul,minus}.
9085 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
9086 modulo instead of signed.
9088 2010-01-20 DJ Delorie <dj@redhat.com>
9090 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
9092 (h8300_emit_stack_adjustment): Propogate it.
9094 (h8300_expand_prologue): Likewise.
9095 (h8300_expand_epilogue): Likewise.
9097 2010-01-19 Michael Matz <matz@suse.de>
9099 PR tree-optimization/41783
9100 * tree-data-ref.c (toplevel): Include flags.h.
9101 (dump_data_dependence_relation): Also dump the inputs if the
9102 result will be unknown.
9103 (split_constant_offset_1): Look through some conversions.
9104 * tree-predcom.c (determine_roots_comp): Restart a new chain if
9105 the offset from last element is too large.
9106 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
9107 (reassociate_to_the_same_stmt): Handle vector registers.
9108 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
9110 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
9111 wide_prolog_niters argument, emit widening instructions.
9112 (vect_do_peeling_for_alignment): Adjust caller, use widened
9113 variant of the iteration cound.
9114 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
9116 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9119 * config/arm/neon-testgen.m (emit_automatics): New parameter
9120 features. Adjust for Fixed_return_reg feature.
9121 (test_intrinsic): Call emit_automatics with new feature.
9122 * config/arm/neon.ml: Update copyright years.
9123 (features): New Fixed_return_reg feature.
9124 (ops): Update feature for Vget_low.
9126 2010-01-19 Jakub Jelinek <jakub@redhat.com>
9128 PR tree-optimization/42719
9129 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
9133 * fwprop.c (all_uses_available_at): Return false if def_set dest
9134 is a REG that is used in def_insn.
9136 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
9138 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
9140 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
9143 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
9145 * target.h (struct gcc_target) <secondary_reload>: Change type
9146 of last argument to secondary_reload_info *.
9148 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
9151 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
9152 memory references with unaligned offsets. Remove CQImode handling.
9153 (unaligned_memory_operand): Return 1 for memory references with
9154 unaligned offsets. Remove CQImode handling.
9156 2010-01-18 Richard Guenther <rguenther@suse.de>
9159 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
9162 2010-01-18 Richard Guenther <rguenther@suse.de>
9164 PR tree-optimization/42781
9165 * tree-ssa-structalias.c (find_what_var_points_to): Skip
9166 restrict processing only if the original variable was artificial.
9168 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
9170 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
9171 find number of popped argument bytes.
9173 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
9174 Fix the text that describes the return value for invalid insns.
9176 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
9178 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
9179 Clarify what 'cost of the -dependence' is. Fix quoting.
9181 * toplev.c (default_get_pch_validity): Rename argument to "sz".
9182 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
9184 2010-01-17 Jakub Jelinek <jakub@redhat.com>
9186 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
9187 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
9189 2010-01-17 Richard Guenther <rguenther@suse.de>
9192 * function.c (split_complex_args): Take a VEC to modify.
9193 (assign_parms_augmented_arg_list): Build a VEC instead of
9194 a chain of PARM_DECLs.
9195 (assign_parms_unsplit_complex): Take a VEC of arguments.
9196 Do not fixup unmodified parms.
9197 (assign_parms): Deal with the VEC.
9198 (gimplify_parameters): Likewise.
9200 2010-01-17 Richard Guenther <rguenther@suse.de>
9202 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
9203 node existence check.
9204 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
9205 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
9206 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
9207 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
9208 (gimple_execute_on_growing_pred): Likewise.
9210 2010-01-17 Richard Guenther <rguenther@suse.de>
9212 PR tree-optimization/42773
9213 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
9214 (compute_antic_aux): Likewise.
9215 (compute_partial_antic_aux): Likewise.
9217 2010-01-17 Jie Zhang <jie.zhang@analog.com>
9220 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
9223 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
9225 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
9228 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
9229 Fix markup for strict argument.
9231 (TARGET_SCHED_REORDER2): Fix argument types.
9233 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
9234 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
9236 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
9237 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
9239 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
9242 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
9243 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
9244 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
9245 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
9246 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
9248 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
9250 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
9252 (TARGET_ASM_RELOC_RW_MASK): Add return type.
9253 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
9255 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
9257 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
9260 (TARGET_ASM_NAMED_SECTION): Fix argument list.
9262 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
9263 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
9265 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
9267 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
9269 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
9270 referring to it. Fix language.
9272 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
9274 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
9276 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
9278 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
9280 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
9281 '@var{stream}. Remove stray 'and'.
9283 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
9285 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
9287 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
9289 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
9290 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
9292 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
9293 Fix description of return value.
9294 Rename argument "sz" to "len."
9296 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
9297 Clarify meaning of 'true' return value.
9299 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
9301 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
9302 rep_mode versus mode_rep.
9304 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
9306 (TARGET_BUILTIN_DECL): Fix name.
9308 (TARGET_COMMUTATIVE_P): Fix type of first argument.
9310 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
9312 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
9314 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
9316 (TARGET_RELAXED_ORDERING): Use @deftypevr.
9318 (TARGET_GET_DRAP_RTX): Note that this is a hook.
9321 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
9322 Rename argument tm_fn to md_fn.
9324 (TARGET_OPTION_PRINT): Fix argument list.
9326 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
9329 * config/i386/i386.c (ix86_fixup_binary_operands):
9330 Revert FMA4 fixup of operands.
9332 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9335 * Makefile.in (write_entries_to_file, install-plugin):
9336 Use \012 instead of \n with tr.
9338 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
9340 * configure.ac (HAVE_AS_REF): New C macro.
9341 * configure: Regenerate.
9342 * config.in: Likewise.
9343 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
9345 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
9348 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
9350 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
9352 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
9354 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
9356 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
9358 (TARGET_IN_SMALL_DATA_P): Fix argument type.
9360 (TARGET_BINDS_LOCAL_P): Fix argument type.
9362 (TARGET_ASM_FILE_END): Use prototype.
9364 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
9366 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
9368 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
9370 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
9372 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
9373 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
9375 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
9376 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
9378 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
9379 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
9380 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
9381 (TARGET_ADDR_SPACE_CONVERT): Likewise.
9383 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
9385 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
9387 (TARGET_INIT_BUILTINS): Use prototype.
9389 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9390 Put 'const char *' in braces. Fix parameter types.
9391 (TARGET_INVALID_CONVERSION): Fix parameter types.
9392 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
9393 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
9395 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
9398 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
9400 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
9402 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
9404 * doc/tm.texi (TARGET_HELP): Fix return type.
9406 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
9407 in braces. Fix argument types.
9409 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
9411 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
9413 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
9415 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
9416 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
9418 (TARGET_MANGLE_TYPE): Fix argument types.
9420 (TARGET_IRA_COVER_CLASSES): Use prototype.
9422 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
9424 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
9426 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
9428 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
9430 (TARGET_CALLEE_COPIES): Fix argument types.
9432 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
9434 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
9436 (TARGET_FUNCTION_VALUE): Fix argument types.
9438 (TARGET_RETURN_IN_MSB): Fix argument type.
9440 (TARGET_RETURN_IN_MEMORY): Fix argument types.
9442 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
9444 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
9446 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
9447 agree with return type.
9449 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
9451 2010-01-15 Jing Yu <jingyu@google.com>
9453 PR rtl-optimization/42691
9454 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
9455 a pseudo to a constant and are merged, and adjust comments.
9457 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
9459 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
9461 2010-01-15 Richard Guenther <rguenther@suse.de>
9464 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
9465 labels of computed or non-local gotos to the destination.
9466 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
9467 landing pad label is the first label.
9469 2010-01-15 Richard Guenther <rguenther@suse.de>
9471 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
9473 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9476 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
9477 to allow generation of the xssqrtdp instruction on power7.
9478 (sqrtdf2_fpr): Ditto.
9480 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9483 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
9484 functions with noreturn attribute.
9487 * varasm.c (declare_weak): Add weak attribute to decl if it
9488 doesn't have one already.
9489 (assemble_external): Only add decls to weak_decls if they also
9490 have weak attribute.
9492 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
9494 * var-tracking.c (var_reg_delete): Don't delete the association
9495 between REGs and values or one-part variables if the register
9498 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9501 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
9502 because its first operand is a non-localized variable.
9504 2010-01-14 Martin Jambor <mjambor@suse.cz>
9506 PR tree-optimization/42706
9507 * tree-sra.c (encountered_recursive_call): New variable.
9508 (encountered_unchangable_recursive_call): Likewise.
9509 (sra_initialize): Initialize both new variables.
9510 (callsite_has_enough_arguments_p): New function.
9511 (scan_function): Call decl and flags check only for IPA-SRA, check
9512 whether there is a recursive call and whether it has enough arguments.
9513 (all_callers_have_enough_arguments_p): New function.
9514 (convert_callers): Look for recursive calls only when
9515 encountered_recursive_call is set.
9516 (ipa_early_sra): Bail out either if
9517 !all_callers_have_enough_arguments_p or
9518 encountered_unchangable_recursive_call.
9520 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9522 * sel-sched.c: Add 2010 to copyright years.
9523 * sel-sched-ir.c: Likewise.
9524 * sel-sched-ir.h: Likewise.
9526 2010-01-14 Martin Jambor <mjambor@suse.cz>
9528 PR tree-optimization/42714
9529 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
9530 constructors specially.
9532 2010-01-14 Andi Kleen <ak@linux.intel.com>
9534 * config/i386/drivers-i386.c (detect_caches_intel):
9535 Add l2sizekb parameter and fill in.
9536 (host_detect_local_cpu): Add l2sizekb, fill in.
9537 Add Atom small cache heuristic.
9539 2010-01-14 Andi Kleen <ak@linux.intel.com>
9541 * config/i386/drivers-i386.c (detect_caches_cpuid4):
9542 Add level3 parameter and fill in.
9543 (detect_caches_intel): Handle level3 cache.
9545 2010-01-14 Andi Kleen <ak@linux.intel.com>
9547 * config/i386/drivers-i386.c (host_detect_local_cpu):
9548 Fix core duo detection.
9550 2010-01-14 Andi Kleen <ak@linux.intel.com>
9552 * config/i386/drivers-i386.c (host_detect_local_cpu):
9555 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9557 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
9558 (rs6000_variable_issue_1): this. Use...
9559 (rs6000_variable_issue): here. Reimplement. Print debug info.
9561 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9563 * sel-sched-ir.c (sel_restore_other_notes): Rename to
9564 sel_restore_notes. Update all callers. Call reemit_notes
9567 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9569 PR rtl-optimization/42246
9570 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
9573 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9575 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
9576 all successors is the same as number of successors in current region.
9578 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9580 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
9581 to rename is not separable. Otherwise check that its LHS is not NULL.
9583 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9585 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
9587 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9589 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
9590 available registers when failed to discover LHS register class.
9591 Fix indentation. Update comment.
9593 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9594 Alexander Monakov <amonakov@ispras.ru>
9596 PR rtl-optimization/42389
9597 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
9599 (advance_state_on_fence): Likewise.
9600 (sel_target_adjust_priority): Print debug output only when
9601 sched_verbose >= 4, not 2.
9602 (get_expr_cost): Do not issue all unique insns on the next cycle.
9603 (fill_insns): Initialize can_issue_more from the value saved
9605 * sel-sched-ir.c (flist_add): New parameter issue_more.
9606 Init FENCE_ISSUE_MORE with it.
9607 (merge_fences): Likewise.
9608 (init_fences): Update call to flist_add.
9609 (add_to_fences, add_clean_fence_to_fences)
9610 (add_dirty_fence_to_fences): Likewise.
9611 (move_fence_to_fences): Update call to merge_fences.
9612 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
9614 * sel-sched-ir.h (struct _fence): New field issue_more.
9615 (FENCE_ISSUE_MORE): New accessor macro.
9617 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9619 PR rtl-optimization/42388
9620 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
9621 that have no predecessors nor successors. Do not call move_bb_info
9622 for empty blocks outside of current region.
9624 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9626 PR rtl-optimization/42294
9627 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
9628 * sel-sched.c (move_exprs_to_boundary): Transitively add all
9629 originators' originators.
9631 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9633 PR rtl-optimization/39453
9634 PR rtl-optimization/42246
9635 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
9637 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
9639 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9640 Alexander Monakov <amonakov@ispras.ru>
9643 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
9644 (maybe_tidy_empty_bb): ... here. Make static. Add new
9645 argument. Update all callers.
9646 (tidy_control_flow): ... and here. Recompute topological order
9647 of basic blocks in region if necessary.
9648 (sel_redirect_edge_and_branch): Change return type. Return true
9649 if topological order might have been invalidated.
9650 (purge_empty_blocks): Export and move from...
9651 * sel-sched.c (purge_empty_blocks): ... here.
9652 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
9653 (maybe_tidy_empty_bb): Delete prototype.
9654 (purge_empty_blocks): Declare.
9656 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9658 PR rtl-optimization/42249
9659 * sel-sched.c (try_replace_dest_reg): When chosen register
9660 and original register is the same, do not bail out early, but
9661 still check all original insns for validity of replacing destination
9662 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
9665 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9668 Port from no-undefined-overflow branch:
9669 2009-03-09 Richard Guenther <rguenther@suse.de>
9671 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
9673 2010-01-14 Richard Guenther <rguenther@suse.de>
9676 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
9678 2010-01-14 Ira Rosen <irar@il.ibm.com>
9680 PR tree-optimization/42709
9681 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
9682 as scalar type in creation of constant vector operand.
9684 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9687 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
9688 (check-parallel-%): Match `testsuite' directory component only
9691 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
9693 PR translation/39521
9694 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
9697 2010-01-13 Richard Guenther <rguenther@suse.de>
9699 PR tree-optimization/42730
9700 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
9703 2010-01-13 Steve Ellcey <sje@cup.hp.com>
9706 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
9707 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
9710 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
9712 * config/bfin/libgcc-bfin.ver: Regenerate based on current
9713 libgcc-std.ver. Add entries for ___smulsi3_highpart and
9714 ___umulsi3_highpart.
9716 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
9717 rather than schedule_insns if the pass is enabled.
9719 2010-01-13 Martin Jambor <mjambor@suse.cz>
9721 PR tree-optimization/42704
9722 * tree-sra.c (sra_modify_assign): Do not delete assignments to
9725 2010-01-13 Martin Jambor <mjambor@suse.cz>
9727 PR tree-optimization/42703
9728 * tree-sra.c (analyze_access_subtree): Check that we can build a
9729 reference to the original data within the aggregate.
9731 2010-01-13 Richard Guenther <rguenther@suse.de>
9733 PR tree-optimization/42705
9734 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
9736 2010-01-13 Richard Guenther <rguenther@suse.de>
9739 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
9741 2010-01-13 Jakub Jelinek <jakub@redhat.com>
9744 * var-tracking.c (values_to_unmark): New variable.
9745 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
9746 values_to_unmark vector. Moved body to...
9747 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
9748 instead queue it into values_to_unmark vector.
9749 (vt_find_locations): Free values_to_unmark vector.
9751 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
9753 * config/s390/s390.c (override_options): Set
9754 default of max-pending-list-length to 256
9756 2010-01-13 Richard Guenther <rguenther@suse.de>
9759 * tree-pass.h (PROP_gimple_lcx): New.
9760 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
9761 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
9762 before the final cleanup_eh.
9763 (dump_properties): Dump PROP_gimple_lcx.
9764 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
9765 (tree_lower_complex_O0): Remove.
9766 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
9767 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
9768 tree_lower_complex, schedule TODO_update_ssa.
9769 * lto-streamer-out.c (output_function): Stream the functions
9771 * lto-streamer-in.c (input_function): Likewise.
9772 (lto_read_body): Do not override them here.
9774 2010-01-12 Joseph Myers <joseph@codesourcery.com>
9777 * c-typeck.c (build_c_cast): Fold value cast to union type before
9778 wrapping it in a CONSTRUCTOR.
9780 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9782 PR rtl-optimization/42699
9783 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
9786 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9788 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9789 SUBTARGET_WARN_UNUSED_SPEC): Move ...
9790 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9791 SUBTARGET_WARN_UNUSED_SPEC): ... here
9792 * config/mips/iris5.h (LIBGCC_SPEC): Define.
9794 2010-01-12 Julian Brown <julian@codesourcery.com>
9796 * config/arm/neon-schedgen.ml (Utils): Don't try to
9797 open missing module.
9798 (find_with_result): New.
9800 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9803 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
9804 sharing when canonicalizing ({lt,ge}u (plus a b) b).
9806 PR tree-optimization/42645
9807 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
9808 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
9809 decl_map, set processing_debug_stmt to -1 and return name without
9812 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
9814 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
9815 binutils version, and reword target configuration description.
9817 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9819 * config/avr/avr.h (LINKER_NAME): Remove.
9821 2010-01-11 Janis Johnson <janis187@us.ibm.com>
9824 * config/rs6000/rs6000.c (rs6000_override_options): On targets
9825 that support VSX, warn for -mno-altivec if vsx is not disabled,
9828 2010-01-11 Joseph Myers <joseph@codesourcery.com>
9829 Shujing Zhao <pearly.zhao@oracle.com>
9831 PR translation/42469
9832 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
9833 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
9834 character between option name and help text.
9835 * c.opt (imultilib): Likewise.
9837 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
9839 * lto-streamer-out.c (output_unreferenced_globals): Output static
9842 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
9844 PR rtl-optimization/42621
9845 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
9846 optimizing for size.
9847 (duplicate_computed_gotos): Remove now-redundant check.
9849 2010-01-10 Steve Ellcey <sje@cup.hp.com>
9852 * configure.ac: Save and restore LDFLAGS and LIBS
9853 * configure: Regenerate.
9855 2010-01-10 Richard Guenther <rguenther@suse.de>
9858 * builtins.c (fold_builtin_strlen): Add type argument and
9859 convert the resulting length to it.
9860 (fold_builtin_1): Adjust.
9862 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9864 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
9865 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
9867 (num_insns_constant_wide): Adjust for that change.
9869 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9872 * web.c (union_defs): Add used argument, to combine uses of
9874 (entry_register): Adjust type and tests of used argument.
9875 (web_main): Widen used for new use. Pass it to union_defs.
9876 * df.h (union_defs): Adjust prototype.
9878 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9881 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
9882 uses in new incoming argument. Free body.
9883 (reset_debug_uses_in_loop): New.
9884 (analyze_insn_to_expand_var): Call the latter if the former found
9885 anything. Fix whitespace. Reject invalid dest overlaps before
9886 going through all insns in the loop.
9888 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9891 * haifa-sched.c (dying_use_p): Debug insns don't count.
9893 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9896 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
9897 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
9898 (verify_gimple_call): Reject LHS in noreturn calls.
9900 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9904 * tree-vect-loop-manip.c (adjust_info): New type.
9905 (adjust_vec): New pointer to vector.
9906 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
9907 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
9908 (slpeel_update_phis_for_duplicate_loop): Use them.
9909 (slpeel_update_phi_nodes_for_guard1): Likewise.
9910 (slpeel_update_phi_nodes_for_guard2): Likewise.
9911 (slpeel_tree_peel_loop_to_edge): Likewise.
9912 (vect_update_ivs_after_vectorizer): Likewise.
9914 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9916 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
9917 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9919 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9921 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
9922 bogus uninitialized warning.
9924 2010-01-09 Richard Guenther <rguenther@suse.de>
9927 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
9928 the evolution is compatible with the initial condition.
9930 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9932 * gcc.c (process_command): Update copyright notice dates.
9933 * gcov.c (print_version): Likewise.
9934 * gcov-dump.c (print_version): Likewise.
9935 * mips-tfile.c (main): Likewise.
9936 * mips-tdump.c (main): Likewise.
9938 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9941 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9943 (rotlhi3_8): Delete.
9945 (rotlsi3_8): Delete.
9946 (rotlsi3_16): Delete.
9947 (rotlsi3_24): Delete.
9949 (*rotw<mode>3): New.
9950 (*rotb<mode>3): New.
9951 * config/avr/avr.c (avr_rotate_bytes): New function.
9952 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9954 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9957 * configure.ac: Modify -rdynamic check.
9958 * configure: Regenerate.
9960 2010-01-08 DJ Delorie <dj@redhat.com>
9962 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9963 register popping order.
9965 2010-01-08 Richard Guenther <rguenther@suse.de>
9968 * c.opt (fsigned-char): Also let LTO handle this option.
9969 (funsigned-char): Likewise.
9971 2010-01-07 Richard Guenther <rguenther@suse.de>
9973 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9974 (gimple_op): Likewise.
9975 (gimple_op_ptr): Likewise.
9976 (gimple_assign_set_lhs): Remove gcc_assert.
9977 (gimple_assign_set_rhs1): Likewise.
9978 (gimple_assign_set_rhs2): Likewise.
9979 (gimple_call_set_lhs): Likewise.
9980 (gimple_call_set_fn): Likewise.
9981 (gimple_call_set_fndecl): Likewise.
9982 (gimple_call_fndecl): Likewise.
9983 (gimple_call_return_type): Likewise.
9984 (gimple_call_set_chain): Likewise.
9985 (gimple_call_num_args): Likewise.
9986 (gimple_call_set_arg): Likewise.
9987 (gimple_cond_set_code): Likewise.
9988 (gimple_cond_set_lhs): Likewise.
9989 (gimple_cond_set_rhs): Likewise.
9990 (gimple_cond_set_true_label): Likewise.
9991 (gimple_cond_set_false_label): Likewise.
9992 (gimple_label_set_label): Likewise.
9993 (gimple_goto_set_dest): Likewise.
9994 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9995 (gimple_debug_bind_get_value): Likewise.
9996 (gimple_debug_bind_get_value_ptr): Likewise.
9997 (gimple_debug_bind_set_var): Likewise.
9998 (gimple_debug_bind_set_value): Likewise.
9999 (gimple_debug_bind_reset_value): Likewise.
10000 (gimple_debug_bind_has_value_p): Likewise.
10001 (gimple_return_retval_ptr): Remove gcc_assert.
10002 (gimple_return_retval): Likewise.
10003 (gimple_return_set_retval): Likewise.
10004 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
10005 (safe_referenced_var_iterator): Remove.
10006 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
10007 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
10008 (fill_referenced_var_vec): Remove.
10009 (first_readonly_imm_use): Remove redundant gcc_assert.
10010 (phi_arg_index_from_use): Combine gcc_asserts.
10011 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
10012 (first_imm_use_stmt): Remove redundant gcc_assert.
10013 * tree-cfg.c (verify_gimple_call): Verify function and chain
10014 operands. Verify arguments.
10015 (verify_types_in_gimple_stmt): Verify condition code and labels.
10017 2010-01-07 Richard Guenther <rguenther@suse.de>
10019 PR tree-optimization/42641
10020 * sese.c (rename_map_elt_info): Use the SSA name version, do
10023 2010-01-07 Jakub Jelinek <jakub@redhat.com>
10025 PR tree-optimization/42625
10026 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
10027 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
10029 2010-01-07 Duncan Sands <baldrick@free.fr>
10031 * Makefile.in (PLUGIN_HEADERS): Add version.h.
10033 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
10036 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
10037 note itself is not function_invariant_p.
10039 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
10041 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
10042 Do not add the DF_NOTE problem.
10043 * store-motion.c (execute_rtl_store_motion): Likewise.
10045 2010-01-07 Martin Jambor <mjambor@suse.cz>
10047 PR tree-optimization/42157
10048 * tree-sra.c (compare_access_positions): Stabilize sort if both
10049 accesses have integer types, return zero immediately if they are the
10052 2010-01-06 Richard Henderson <rth@redhat.com>
10054 PR middle-end/41883
10055 * haifa-sched.c (add_to_note_list): Merge into ...
10056 (concat_note_lists): ... here, and ...
10057 (unlink_other_notes, rm_other_notes): Merge into...
10058 (remove_notes): ... here. Create REG_SAVE_NOTEs for
10059 NOTE_INSN_EPILOGUE_BEG.
10061 2010-01-06 Richard Guenther <rguenther@suse.de>
10063 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
10064 not inline regular functions into always-inline functions.
10066 2010-01-06 Nick Clifton <nickc@redhat.com>
10068 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
10069 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
10071 (OVERRIDE_OPTIONS): Delete.
10072 (OPTIMIZATION_OPTIONS): Define.
10073 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
10074 * config/rx/rx.c (rx_handle_option): Issue an error message if
10075 -mcpu=rx200 and -fpu are used together.
10076 (rx_set_optimization_options): New function. Issue an error
10077 message if an optimization attribute attempts to reset the FPU/
10078 math optimization pairing.
10079 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
10080 * config/rx/rx.opt: Set the default to 32-bit doubles.
10081 * config/rx/t-rx: Add multilibs for -nofpu option.
10082 * doc/invoke.texi: Update documentation of RX options.
10084 2010-01-06 Richard Guenther <rguenther@suse.de>
10086 * tree-ssa-pre.c (name_to_id): New global.
10087 (alloc_expression_id): Simplify SSA name handling.
10088 (lookup_expression_id): Likewise.
10089 (init_pre): Zero name_to_id.
10090 (fini_pre): Free it.
10092 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
10094 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
10096 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
10099 * config/i386/sse.md (smaxv2di3): New.
10100 (umaxv2di3): Likewise.
10101 (sminv2di3): Likewise.
10102 (uminv2di3): Likewise.
10104 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
10107 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
10108 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
10109 (legitimize_tls_address): Likewise.
10110 (sparc_tls_referenced_p): Likewise.
10111 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
10112 and adjust calls to legitimize_pic_address.
10113 (legitimate_constant_p) Use sparc_tls_referenced_p.
10114 (legitimate_pic_operand_p): Likewise.
10115 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
10116 (sparc_tls_symbol_ref_1): Delete.
10117 (sparc_tls_referenced_p): Make static, recognize specific patterns.
10118 (legitimize_tls_address): Make static, handle CONST patterns.
10119 (legitimize_pic_address): Make static, remove unused parameter and
10120 adjust recursive calls.
10121 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
10122 and adjust call to legitimize_pic_address.
10123 (sparc_output_mi_thunk): Likewise.
10125 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
10126 H.J. Lu <hongjiu.lu@intel.com>
10129 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
10130 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
10131 operands to make them signed.
10134 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10137 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
10138 GTU to GT for V4SI and V2DI.
10140 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
10141 (umin<mode>3): Removed.
10143 (uminv4si3): Likewise.
10145 2010-01-05 Martin Jambor <mjambor@suse.cz>
10147 PR tree-optimization/42462
10148 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
10149 current_function_decl to helper functions and macros.
10151 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10154 * flags.h: Don't include real.h.
10155 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
10156 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
10157 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
10158 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
10159 * dominance.c: Update copyright.
10160 * gimple.c (walk_gimple_op): Remove inline.
10161 * tree-ssa-reassoc.c: Include real.h.
10162 * Makefile.in (FLAGS_H): Remove $(REAL_H).
10163 (tree-ssa-reassoc.o): Depend on $(REAL_H).
10165 2010-01-05 Nick Clifton <nickc@redhat.com>
10167 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
10168 register to push into the stack frame when the accumulator has to
10169 be saved during interrupts.
10171 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
10173 * doc/invoke.texi: Remove the documentation about option
10174 -Wunreachable-code.
10175 * common.opt (Wunreachable-code): Preserved for backward
10177 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
10178 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
10179 the backward compatibility flag section.
10181 2010-01-05 Richard Guenther <rguenther@suse.de>
10183 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
10185 2010-01-05 Jakub Jelinek <jakub@redhat.com>
10188 * cfgexpand.c (expand_one_var): Diagnose too large variables.
10190 PR tree-optimization/42508
10191 * tree-sra.c (convert_callers): Check for recursive call
10192 by comparing cgraph nodes instead of decls.
10193 (modify_function): Call ipa_modify_formal_parameters also
10194 on all same_body aliases.
10196 * cgraphunit.c (cgraph_materialize_all_clones): Compare
10197 cgraph nodes when checking for same_body aliases.
10199 2010-01-05 Richard Guenther <rguenther@suse.de>
10201 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
10202 allocation and lookup.
10203 (get_or_alloc_expr_for_constant): Likewise.
10204 (phi_translate): Sink allocation.
10206 2010-01-04 Richard Guenther <rguenther@suse.de>
10208 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
10209 a new entry only if needed.
10210 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
10211 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
10213 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
10215 (phi_translate): Handle CONSTANTs early.
10217 2010-01-04 Martin Jambor <mjambor@suse.cz>
10219 PR tree-optimization/42398
10220 * tree-sra.c (struct access): Removed flag grp_different_types.
10221 (dump_access): Do not dump the removed flag.
10222 (sort_and_splice_var_accesses): Do not set the removed flag.
10223 (sra_modify_expr): Check for type compatibility directly.
10225 2010-01-04 Martin Jambor <mjambor@suse.cz>
10227 PR tree-optimization/42366
10228 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
10229 edges with variable number of parameters.
10230 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
10231 flag instead of asserting it.
10232 (ipa_read_node_info): Read uses_analysis_done flag.
10234 2010-01-04 Richard Guenther <rguenther@suse.de>
10236 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
10237 iterative_hash_* as intended.
10238 (vn_reference_compute_hash): Likewise. Simplify hashing
10240 (vn_reference_lookup_2): Likewise.
10241 (vn_nary_op_compute_hash): Likewise.
10242 (vn_phi_compute_hash): Likewise.
10243 (expressions_equal_p): Remove strange code.
10244 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
10245 (pre_expr_hash): Likewise. Simplify hashing SSA names.
10246 (bitmap_insert_into_set_1): Take value-id as parameter.
10247 (add_to_value): Pass it.
10248 (bitmap_insert_into_set): Likewise.
10249 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
10251 2010-01-04 Jakub Jelinek <jakub@redhat.com>
10254 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
10255 (do_self_spec): For switches with SWITCH_IGNORE set set also
10256 SWITCH_IGNORE_PERMANENTLY.
10257 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
10260 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
10262 * lto-streamer-out.c (output_unreferenced_globals): Output the full
10263 tree of an unreferenced global var.
10265 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10268 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
10269 GTU to GT for V4SI and V2DI.
10271 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
10272 (umin<mode>3): Removed.
10274 (uminv4si3): Likewise.
10276 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10279 * collect2.c (main): Turn on trace in collect2 if -v is passed
10282 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
10284 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
10285 description of expression operand.
10287 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
10289 * configure.ac: Add install-html to target_list for Make-hooks.
10290 * configure: Regenerate.
10291 * fortran/Make-lang.in (F95_HTMLFILES): New.
10292 (fortran.html): Use it.
10293 (fortran.install-html): New.
10294 * Makefile.in (install-html): Add lang.install-html.
10295 * java/Make-lang.in (JAVA_HTMLFILES): New.
10296 (java.html): Use it.
10297 (java.install-html): New.
10298 * objc/Make-lang.in (objc.install-html): New.
10299 * objcp/Make-lang.in (obj-c++.install-html): New.
10300 * cp/Make-lang.in (c++.install-html): New.
10301 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
10302 * lto/Make-lang.in (lto.install-html): New.
10304 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10307 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
10309 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
10311 PR rtl-optimization/41862
10312 * store-motion.c (store_killed_in_insn, compute_store_table,
10313 remove_reachable_equiv_notes, replace_store_insn,
10314 build_store_vectors): Ignore all DEBUG_INSNs.
10316 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10319 * common.opt: Add dumpdir.
10321 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
10323 (option_map): Add --dumpdir.
10325 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
10327 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
10329 * opts.c (decode_options): Try dump_dir_name first if
10330 dump_base_name isn't an absolute path.
10331 (common_handle_option): Handle OPT_dumpdir.
10333 * toplev.c (dump_dir_name): New.
10334 (print_switch_values): Also ignore -dumpdir.
10336 * toplev.h (dump_dir_name): New.
10338 2010-01-03 Richard Guenther <rguenther@suse.de>
10340 PR tree-optimization/42589
10341 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
10342 double-word expansion of bswap32.
10344 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
10346 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
10347 with BLOCK_FOR_INSN.
10348 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
10349 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
10350 noce_process_if_block): Likewise.
10351 * gcse.c (compute_local_properties, insert_expr_in_table,
10352 insert_set_in_table, canon_list_insert, find_avail_set,
10353 pre_insert_copy_insn): Likewise.
10355 * basic-block.h (BLOCK_NUM): Move from here...
10356 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
10358 2010-01-03 Richard Guenther <rguenther@suse.de>
10360 PR tree-optimization/42438
10361 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
10362 contains_may_not_return_call flag.
10363 (BB_MAY_NOTRETURN): New.
10364 (valid_in_sets): Trapping nary operations are not valid
10365 in blocks that may not return.
10366 (insert_into_preds_of_block): Remove check for trapping expressions.
10367 (compute_avail): Compute also BB_MAY_NOTRETURN.
10369 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
10371 * doc/invoke.texi: Add 2010 to copyright years.
10373 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
10375 * config/sparc/sparc.c: Fix formatting nits.
10377 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
10378 Alexander Monakov <amonakov@ispras.ru>
10380 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
10382 2010-01-02 Richard Guenther <rguenther@suse.de>
10384 PR middle-end/42577
10385 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
10386 (simplify_switch_using_ranges): Mark to be removed edges
10389 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10391 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
10393 * collect2.c (scan_libraries): Add missing argument in call to
10396 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
10399 * config/alpha/predicates.md (aligned_memory_operand): Return false
10401 (unaligned_memory_operand): Return true for CQImode.
10402 * config/alpha/alpha.c (get_aligned_mem): Assert that location
10403 doesn not cross aligned SImode word boundary.
10405 2010-01-02 Anatoly Sokolov <aesok@post.ru>
10407 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
10409 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
10410 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
10412 2010-01-02 Richard Guenther <rguenther@suse.de>
10415 * toplev.c (compile_file): Emit LTO marker properly. Change
10416 it to __gnu_lto_v1.
10417 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
10419 2010-01-01 Richard Guenther <rguenther@suse.de>
10422 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
10424 2010-01-01 Richard Guenther <rguenther@suse.de>
10427 * c-decl.c (grokdeclarator): For zero-size arrays force
10428 structural equality checks as layout_type does.
10430 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10432 * builtins.c: Update copyright to 2010.
10434 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10437 * lto-streamer-out.c (produce_asm): Revert the last change.
10438 (copy_function): Likewise.
10440 * lto-streamer.c (lto_get_section_name): Skip any leading
10443 2010-01-01 Richard Guenther <rguenther@suse.de>
10445 PR middle-end/42559
10446 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
10450 Copyright (C) 2010 Free Software Foundation, Inc.
10452 Copying and distribution of this file, with or without modification,
10453 are permitted in any medium without royalty provided the copyright
10454 notice and this notice are preserved.