1 2010-05-21 Jason Merrill <jason@redhat.com>
3 * tree-eh.c (cleanup_is_dead_in): New.
4 (lower_try_finally): Don't generate a dead cleanup region.
5 (lower_cleanup): Likewise.
7 2010-05-21 Jakub Jelinek <jakub@redhat.com>
10 * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
11 unchain each use from the cyclic next_regno_use chain first.
13 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
15 * real: Do not include gmp.h, mpfr.h, and mpc.h.
16 (REAL_VALUE_NEGATE, REAL_VALUE_ABS, real_arithmetic2): Remove.
17 (real_value_negate, real_value_abs): New prototypes.
18 (do_mpc_arg2, real_from_mpfr, mpfr_from_real): Move from here...
19 * realmpfr.h (do_mpc_arg2, real_from_mpfr, mpfr_from_real): ...to here,
20 new include file for interface between MPFR and REAL_VALUE_TYPE.
21 * real.c: Include realmpfr.h.
22 (real_arithmetic2): Remove legacy function.
23 (real_value_negate): New.
24 (real_value_abs): New.
25 (mfpr_from_real, real_from_mpfr): Move from here...
26 * realmpfr.c (mpfr_from_real, real_from_mpfr): ...to here, new file.
27 * builtins.c: Include realmpfr.h.
28 * fold-const.c: Include realmpfr.h.
29 (fold_comparison): Use real_value_negate instead of REAL_VALUE_NEGATE.
30 (fold_negate_const): Likewise.
31 (fold_abs_const): Use real_value_abs instead of REAL_VALUE_ABS.
32 * toplev.c: Include realmpfr.h.
33 * simplify-rtx.c (simplify_const_unary_operation): Use real_value_abs
34 and real_value_negate.
35 * fixed-value.c (check_real_for_fixed_mode): Likewise.
36 * config/arm/arm.c (neg_const_double_rtx_ok_for_fpa): Likewise.
37 (vfp3_const_double_index): Likewise.
38 (arm_print_operand): Likewise.
39 * Makefile.in: Update dependencies.
41 2010-05-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
43 * config/s390/s390.c (override_options): Increase the default
44 of max-completely-peel-times.
46 2010-05-21 Julian Brown <julian@codesourcery.com>
47 Mark Mitchell <mark@codesourcery.com>
49 * config/arm/arm.c (arm_function_ok_for_sibcall): Only forbid
50 sibling calls for Thumb-1.
51 * config/arm/arm.h (USE_RETURN_INSN): Enable for Thumb-2.
52 * config/arm/arm.md (*call_symbol, *call_value_symbol): Use for
54 (*call_insn, *call_value_insn): Don't use for Thumb-2.
55 (sibcall, sibcall_value, *sibcall_insn, *sibcall_value_insn): Use
57 (return): New expander.
58 (*arm_return): New name for ARM return insn.
59 * config/arm/thumb2.md (*thumb2_return): New insn pattern.
61 2010-05-19 Joel Sherrill <joel.sherrill@oarcorp.com>
63 * config.gcc (sparc64-*-rtems*): New target.
65 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
67 * tree.c (build_function_decl_skip_args): Fix grammar.
68 (build_function_type_list_1): Fix typos, adjust formatting.
70 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
72 * tree.h: Include real.h and fixed-value.h as basic datatypes.
73 * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h,
74 tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c,
75 tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c,
76 tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c,
77 genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c,
78 tree-pretty-print.c, tree-loop-distribution.c,
79 tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c,
80 tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c,
81 tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c,
82 tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c,
83 tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c,
84 tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c,
85 tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c,
86 tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c,
87 tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c,
88 tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c,
89 genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c,
90 tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c,
91 gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c,
92 tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c,
93 tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c,
94 store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c,
95 tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c,
96 tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c,
97 tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c,
98 tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c,
99 fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c,
100 tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c,
101 config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c,
102 config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c,
103 config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c,
104 config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c,
105 config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c,
106 config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c,
107 config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c,
108 config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c,
109 config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c,
110 config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c,
111 config/score/score7.c, config/score/score.c, config/arm/arm.c,
112 config/pa/pa.c, config/mips/mips.c, config/vax/vax.c,
113 config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c,
115 Clean up redundant includes.
116 * Makefile.in: Update accordingly.
118 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
121 * builtins.c (fold_call_stmt): Pass &error_mark_node if the call
122 statement has no arguments.
124 2010-05-21 Kai Tietz <kai.tietz@onevision.com>
127 * varasm.c (emutls_decl): Merge attributes to new decl.
129 2010-05-21 Eric Botcazou <ebotcazou@adacore.com>
132 * gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR
133 around the uniquized constructor if its type requires a conversion.
135 2010-05-21 Jakub Jelinek <jakub@redhat.com>
138 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
139 at -O0 goto_locus of any of the incoming edges differs from
140 goto_locus of outgoing edge, or gimple_location of any of the
143 2009-09-14 Vladimir Makarov <vmakarov@redhat.com>
145 * ira.c (ira_non_ordered_class_hard_regs): Define.
146 (setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs.
147 * ira-int.h (ira_non_ordered_class_hard_regs): Declare.
148 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase
149 cost of unaligned hard regs when allocating multi-reg pseudos.
151 2010-05-20 Richard Sandiford <rdsandiford@googlemail.com>
153 * config.gcc (mips*-sde-elf*): Don't use sdemtk.opt.
154 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_no_float
156 * config/mips/mips.c (mips_file_start): Expand conditional expression
157 into "if" statements. Use .gnu_attribute 4,0 for TARGET_NO_FLOAT.
158 (mips_override_options): Move -mno-float override -msoft-float and
160 * config/mips/mips.opt (mno-float): Move from sdemtk.opt, but add
161 Condition(TARGET_SUPPORTS_NO_FLOAT).
162 * config/mips/sdemtk.h (TARGET_OS_CPP_BUILTINS): Don't set
163 __mips_no_float here.
164 (SUBTARGET_OVERRIDE_OPTIONS): Delete.
165 (TARGET_SUPPORTS_NO_FLOAT): Define.
166 * config/mips/sdemtk.opt: Delete.
168 2010-05-20 Segher Boessenkool <segher@kernel.crashing.org>
170 * ipa-prop.c (compute_complex_ancestor_jump_func): Bail
173 2010-05-20 Uros Bizjak <ubizjak@gmail.com>
176 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
177 * configure: Regenerate.
178 * config.in: Regenerate.
179 * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
180 instead of sahf only for 64bit targets.
182 2010-05-20 Jakub Jelinek <jakub@redhat.com>
185 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
186 setup_ref_regs for DEBUG_INSNs.
188 2010-05-20 Jan Hubicka <jh@suse.cz>
191 * varpool.c (varpool_remove_node): Handle in-varpool aliases.
193 2010-05-20 Kenneth Zadeck <zadeck@naturalbridge.com>
196 * df-scan.c (df_ref_compare): Stabilize sort.
198 2010-05-20 Jakub Jelinek <jakub@redhat.com>
200 * dwarf2out.c (new_loc_descr_op_bit_piece): Add offset
201 argument. Don't use DW_OP_piece if offset is non-zero,
202 put offset into second DW_OP_bit_piece argument.
203 (dw_sra_loc_expr): Adjust callers. For memory expressions
206 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
209 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
210 settings for 16-bit-constant "addo" alternative.
212 2010-05-19 James E. Wilson <wilson@codesourcery.com>
214 * config/mips/mips-dsp.md (add<DSPV:mode>3,
215 mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>): Add ISA_HAS_DSP condition.
218 * mips.c (mips_call_expr_from_insn): New arg second_call. Set it.
219 (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
222 2010-05-19 Joseph Myers <joseph@codesourcery.com>
224 * diagnostic.c (FLOAT, FFS): Don't undefine.
225 * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
226 * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
229 2010-05-19 Richard Sandiford <rdsandiford@googlemail.com>
231 * combine.c (propagate_for_debug): Call make_compound_operation
233 (try_combine): When implementing a split chosen by find_split_point,
234 either copy i2src or set it to null. Assert that i2src is not null
235 before substituting into CALL_INSN_FUNCTION_USAGE.
237 2010-05-19 Anatoly Sokolov <aesok@post.ru>
239 * double-int.h (double_int_ior): New function.
240 * tree.h (build_int_cst_wide_type): Remove.
241 * tree.c (build_int_cst_wide_type): Remove.
242 * fold-const.c (native_interpret_int): Use double_int_to_tree instead
243 of build_int_cst_wide_type.
244 * stor-layout.c (set_sizetype): (Ditto.).
245 * dojump.c (do_jump): Use build_int_cstu instead of
246 build_int_cst_wide_type.
248 2010-05-19 Eric Botcazou <ebotcazou@adacore.com>
250 * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
251 * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
252 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
253 * gimplify.c: (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
254 TARGET_EXPR nodes, but only once, if instructed to do so. Do not
255 propagate the 'data' argument to copy_tree_r.
256 (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
257 Propagate 'data' argument to walk_tree.
258 (copy_if_shared): New function.
259 (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
260 (unmark_visited): New function.
261 (unshare_body): Call copy_if_shared instead of doing it manually.
262 (unvisit_body): Call unmark_visited instead of doing it manually.
264 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
266 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
267 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
269 * target-def.h (TARGET_FOLD_BUILTIN): Define to
270 hook_tree_tree_int_treep_bool_null.
271 * target.h: (struct gcc_target): Update signature of fold_builtin
273 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
274 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
275 instead of the call expression.
276 (fold_builtin_call_array): Pass n and argarray directly.
277 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
279 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
280 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
281 `i' and use it in place of `arity'.
282 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
283 Dereference `args' directly.
284 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
286 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
288 * doc/sourcebuild.texi (Effective-Target Keywords): Document
290 (Directives): Document optional dg-require-effective-target
293 2010-05-19 Richard Guenther <rguenther@suse.de>
296 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
298 2010-05-19 Richard Guenther <rguenther@suse.de>
300 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
301 * common.opt (fwhopr=): New.
302 * opts.c (common_handle_option): Handle OPT_fwhopr.
303 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
304 * collect2.c (main): Match -fwhopr*.
305 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
306 Execute ltrans stage in parallel when jobs is bigger than 1.
308 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
310 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
311 pentiumpro on Solaris 8/x86 with Sun as.
312 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
314 (gcc_cv_as_ix86_quad): Check for .quad directive.
315 * configure: Regenerate.
316 * config.in: Regenerate.
317 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
319 2010-05-19 Martin Jambor <mjambor@suse.cz>
321 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
322 also for indirect edges. Actual printing moved...
323 (ipa_print_node_jump_functions_for_edge): ...here.
324 (ipa_compute_jump_functions): Renamed to
325 ipa_compute_jump_functions_for_edge and made static.
326 (ipa_compute_jump_functions): New function.
327 (make_edge_direct_to_target): Check if the number of arguments on
328 the newly direct edge is the same as the number of parametrs of
330 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
331 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
332 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
333 analysis functions unconditionally, call the new
334 ipa_analyze_params_uses on the node instead of every edge.
336 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
338 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
340 (dump_mem_ref): Adopt debug code to handle a tree as step. This
341 also checks for a constant int vs. non-constant but
342 loop-invariant steps.
343 (find_or_create_group): Change the sort algorithm to only consider
344 steps that are constant ints.
345 (idx_analyze_ref): Adopt code to handle a tree instead of a
346 HOST_WIDE_INT for step.
347 (gather_memory_references_ref): Handle tree instead of int and be
348 prepared to see a NULL_TREE.
349 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
350 prefetches if the step cannot be calculated at compile time.
351 (issue_prefetch_ref): Issue prefetches for non-constant but
352 loop-invariant steps.
354 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
357 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
359 * tree.h (build_call_list): Remove.
360 * tree.c (build_call_list): Remove.
362 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
364 * tree.h (build_call_list): Remove.
365 * tree.c (build_call_list): Remove.
367 2010-05-18 Jan Hubicka <jh@suse.cz>
369 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
371 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
373 PR rtl-optimization/43332
374 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
376 2010-05-18 Anatoly Sokolov <aesok@post.ru>
378 * tree.h (build_int_cstu): Implement as static inline.
379 * tree.c (build_int_cstu): Remove function.
380 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
383 2010-05-18 Richard Guenther <rguenther@suse.de>
386 * lto-wrapper.c (verbose): New variable. Initialize from -v.
387 (debug): Initialize from -save-temps.
388 (collect_execute): Print command-line when verbose.
389 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
390 for ltrans invocation. Produce -dumpbase flag again.
391 (process_args): Remove.
393 * collect2.c (maybe_run_lto_and_relink): Only pass object
394 files to lto-wrapper.
395 * gcc.c (LINK_COMMAND_SPEC): Likewise.
397 2010-05-18 Jan Hubicka <jh@suse.cz>
399 * opts.c (decode_options): Do not disable whopr at ipa_cp.
400 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
402 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
405 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
407 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
410 2010-05-18 Jakub Jelinek <jakub@redhat.com>
413 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
416 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
418 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
419 lto-macho as lto_binary_reader.
421 * darwin.c (darwin_asm_named_section): Do not add assembler comment
422 after .section directive; just print it before the directive instead.
424 2010-05-17 Jan Hubicka <jh@suse.cz>
426 * cgraph.c (cgraph_create_virtual_clone): Only check
427 versionable_function_p when not in wpa and checking is enabled.
428 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
429 there are no more functions to materialize.
431 2010-05-17 Jan Hubicka <jh@suse.cz>
433 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
434 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
436 (output_cgraph): Call output_cgraph_opt_summary.
437 (input_cgrpah): Call input_cgraph_opt_summary.
438 (output_cgraph_opt_summary_p, output_node_opt_summary,
439 input_node_opt_summary, input_cgraph_opt_section): New functions.
440 * lto-section-in.c (lto_section_name): Add cgraphopt.
441 * tree-inline.c (tree_function_versioning): Handle parm_num.
442 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
443 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
445 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
447 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
448 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
449 the insn to prefetch ratio heuristic to loops with known trip count.
451 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
453 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
454 (schedule_prefetches): Do not generate a prefetch if the unroll factor
455 is far from what is required by the prefetch.
457 2010-05-17 Jan Hubicka <jh@suse.cz>
459 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
460 (ipcp_estimate_growth): Likewise.
461 (ipcp_const_param_count): Likewise.
462 (ipcp_insert_stage): Likewise.
463 * ipa-prop.c (visit_load_for_mod_analysis): New function.
464 (visit_store_addr_for_mod_analysis): Set used flag.
465 (ipa_detect_param_modifications): Set used flag for SSE params;
466 update use of walk_stmt_load_store_addr_ops.
467 (ipa_print_node_params): Print used flag.
468 (ipa_write_node_info): Stream used flag.
469 (ipa_read_node_info): Likewise.
470 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
471 (ipa_is_param_used): New function.
472 (lto_ipa_fixup_call_notes): Remove unused declaration.
474 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
477 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
478 * configure: Regenerate.
479 * config.in: Regenerate.
480 * config/i386/i386.c (print_operand) <case ;>: Also print ";" if
481 !HAVE_AS_IX86_REP_LOCK_PREFIX.
482 Don't emit whitespace.
483 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
484 (*rep_movsi): Likewise.
485 (*rep_movsi_rex64): Likewise.
486 (*rep_movqi): Likewise.
487 (*rep_movqi_rex64): Likewise.
488 (*rep_stosdi_rex64): Likewise.
489 (*rep_stossi): Likewise.
490 (*rep_stossi_rex64): Likewise.
491 (*rep_stosqi): Likewise.
492 (*rep_stosqi_rex64): Likewise.
493 (*cmpstrnqi_nz_1): Use {%;} after repz.
494 (*cmpstrnqi_nz_rex_1): Likewise.
495 (*cmpstrnqi_1): Likewise.
496 (*cmpstrnqi_rex_1): Likewise.
497 (*strlenqi_1): Use {%;} after repnz.
498 (*strlenqi_rex_1): Likewise.
499 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
500 (*sync_compare_and_swap<mode>): Likewise.
501 (sync_double_compare_and_swap<mode>): Likewise.
502 (*sync_double_compare_and_swapdi_pic): Likewise.
503 (sync_old_add<mode>): Likewise.
504 (sync_add<mode>): Likewise.
505 (sync_sub<mode>): Likewise.
506 (sync_<code><mode>): Likewise.
508 2010-05-17 Martin Jambor <mjambor@suse.cz>
510 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
511 otr_token and polymorphic.
512 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
513 (cgraph_clone_edge): Copy the above fields.
514 * tree.c (get_binfo_at_offset): New function.
515 * tree.h (get_binfo_at_offset): Declare.
516 * ipa-prop.h (enum jump_func_type): Added known_type jump function
517 type, reordered items, updated comments.
518 (union jump_func_value): Added base_type field, reordered fields.
519 (enum ipa_lattice_type): Moved down in the file.
520 (struct ipa_param_descriptor): New field polymorphic.
521 (ipa_is_param_polymorphic): New function.
522 * ipa-prop.c: Include gimple.h and gimple-fold.h.
523 (ipa_print_node_jump_functions): Print known type jump functions.
524 (compute_complex_pass_through): Renamed to...
525 (compute_complex_assign_jump_func): this.
526 (compute_complex_ancestor_jump_func): New function.
527 (compute_known_type_jump_func): Likewise.
528 (compute_scalar_jump_functions): Create known type and complex ancestor
530 (ipa_note_param_call): New parameter polymorphic, set the corresponding
531 flag in the call note accordingly.
532 (ipa_analyze_call_uses): Renamed to...
533 (ipa_analyze_indirect_call_uses): this. New parameter target, define
534 variable var only in the block where it is used.
535 (ipa_analyze_virtual_call_uses): New function.
536 (ipa_analyze_call_uses): Likewise.
537 (combine_known_type_and_ancestor_jfs): Likewise.
538 (update_jump_functions_after_inlining): Implemented handling of a
539 number of new jump function types combination.
540 (print_edge_addition_message): Removed.
541 (make_edge_direct_to_target): New function.
542 (try_make_edge_direct_simple_call): Likewise.
543 (try_make_edge_direct_virtual_call): Likewise.
544 (update_call_notes_after_inlining): Renamed to...
545 (update_indirect_edges_after_inlining): this. Moved edge creation for
546 indirect calls to try_make_edge_direct_simple_call, also calls
547 try_make_edge_direct_virtual_call for virtual calls.
548 (ipa_print_node_params): Changed the header message.
549 (ipa_write_jump_function): Stream also known type jump functions.
550 (ipa_read_jump_function): Likewise.
551 (ipa_write_indirect_edge_info): Stream new fields in
552 cgraph_indirect_call_info.
553 (ipa_read_indirect_edge_info): Likewise.
554 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
557 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
559 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
561 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
563 * tree.h (CALL_EXPR_ARGS): Delete.
564 (call_expr_arglist): Delete.
565 * tree.c (call_expr_arglist): Delete.
566 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
567 targetm.fold_builtin.
568 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
569 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
570 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
571 arglist parameter. Use CALL_EXPR_ARG.
572 (picochip_expand_builtin_3op): Likewise.
573 (picochip_expand_builtin_2opvoid): Likewise.
574 (picochip_expand_array_get): Likewise.
575 (picochip_expand_array_put): Likewise.
576 (picochip_expand_array_testport): Likewise.
577 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
579 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
581 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
582 than TREE_VALUE and TREE_CHAIN.
583 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
584 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
587 2010-05-17 Jakub Jelinek <jakub@redhat.com>
590 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
591 to have no fallthru edge.
594 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
595 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
596 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
597 add BARRIER after previous bb if needed.
599 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
601 * tree.c (build_function_type_list_1): Remove bogus assert condition.
603 2010-05-17 Alan Modra <amodra@gmail.com>
605 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
606 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
607 with copy_reg rtx param.
608 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
609 Correct cases where code for ABI_V4 did not initialise the reg
610 used to access frame. Also leave frame_reg_rtx as sp for large
611 frames that save no regs.
613 2010-05-17 Martin Jambor <mjambor@suse.cz>
616 * tree-sra.c (create_access_replacement): New parameter rename, mark
617 the replaement for renaming only when it is true.
618 (get_access_replacement): Pass true in the rename parameter of
619 create_access_replacement.
620 (get_unrenamed_access_replacement): New function.
621 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
622 replacement declaration from it.
624 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
626 * function.c (try_fit_stack_local, add_frame_space): New static
628 (assign_stack_local_1): Use them. Look for opportunities to use
629 space previously wasted on alignment.
630 * function.h (struct frame_space): New.
631 (struct rtl_data): Add FRAME_SPACE_LIST member.
632 * reload1.c (something_was_spilled): New static variable.
634 (reload): Test it in addition to testing if the frame size changed.
636 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
638 * config/s390/s390.c: Define sane prefetch settings and activate
639 flag_prefetch_loop_arrays on -O3.
640 * config/s390/s390.h: Declare that read can use write prefetch.
642 2010-05-17 Jakub Jelinek <jakub@redhat.com>
644 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
647 2010-05-16 Jan Hubicka <jh@suse.cz>
649 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
650 function body; do not check stdarg field of struct function.
652 2010-05-16 Jan Hubicka <jh@suse.cz>
654 * cgraph.c (dump_cgraph_node): Dump versionable flag.
655 * cgraph.h (cgraph_local_info): Add versionable flag.
656 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
657 (ipcp_versionable_function_p): Use it.
658 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
661 2010-05-16 Jan Hubicka <jh@suse.cz>
663 * cgraph.c (cgraph_clone_node): Take decl argument and insert
664 clone into hash when it is different from orig.
665 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
666 * cgraph.h (cgraph_clone_node): Update prototype.
667 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
668 (lto_cgraph_encoder_delete): Delete body map.
669 (lto_cgraph_encoder_size): Move to header.
670 (lto_cgraph_encoder_encode_body_p,
671 lto_set_cgraph_encoder_encode_body): New.
672 (lto_output_node): Do not take written_decls argument; output clone_of
674 (add_node_to): Add include_body_argument; call
675 lto_set_cgraph_encoder_encode_body on master of the clone.
676 (add_references): Update use of add_node_to.
677 (compute_ltrans_boundary): Likewise.
678 (output_cgraph): Do not create written_decls bitmap.
679 (input_node): Take nodes argument; stream in clone_of correctly.
680 (input_cgraph_1): Update use of input_node.
681 * lto-streamer-out.c (lto_output): Use encoder info to decide
682 what bodies to output.
683 * ipa-inline.c (cgraph_clone_inlined_nodes,
684 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
685 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
686 (lto_cgraph_encoder_size): Define here.
687 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
690 2010-05-16 Richard Guenther <rguenther@suse.de>
692 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
694 * ipa-type-escape.c (gate_type_escape_vars): Run when
695 -fipa-struct-reorg runs.
696 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
697 * common.opt (fipa-type-escape): Remove.
699 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
701 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
702 (decode_options): Likewise.
703 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
705 2010-05-16 Jan Hubicka <jh@suse.cz>
707 * ipa.c (function_and_variable_visibility): Also bring local all
710 2010-05-16 Richard Guenther <rguenther@suse.de>
712 * alias.c (nonoverlapping_memrefs_p): Remove use of
713 IPA type-escape information.
715 2010-05-16 Joseph Myers <joseph@codesourcery.com>
717 * c-common.c (c_common_reswords): Add _Static_assert for C.
718 * c-parser.c (c_token_starts_declaration,
719 c_parser_next_token_starts_declaration,
720 c_parser_static_assert_declaration_no_semi,
721 c_parser_static_assert_declaration): New.
722 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
723 Handle static assertions if static_assert_ok.
724 (c_parser_external_declaration, c_parser_declaration_or_fndef,
725 c_parser_compound_statement_nostart, c_parser_label,
726 c_parser_for_statement, c_parser_objc_methodprotolist,
727 c_parser_omp_for_loop): All callers of
728 c_parser_declaration_or_fndef changed.
729 (c_parser_struct_declaration): Handle static assertions.
730 (c_parser_compound_statement_nostart): Use
731 c_parser_next_token_starts_declaration and
732 c_token_starts_declaration to detect start of declarations.
733 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
736 2010-05-16 Anatoly Sokolov <aesok@post.ru>
738 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
739 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
740 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
741 TARGET_FUNCTION_VALUE_REGNO_P): Define.
742 (mmix_function_outgoing_value): Rename to...
743 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
744 (mmix_function_value_regno_p): Make static.
745 (mmix_libcall_value): New function.
746 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
747 mmix_function_value_regno_p): Remove declaration.
749 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
751 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
752 BUILT_IN_ALLOCA if stack checking is enabled.
754 2010-05-16 Richard Guenther <rguenther@suse.de>
756 * var-tracking.c (vars_copy_1): Inline ...
757 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
758 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
759 (variable_merge_over_cur): Adjust. Merge asserts.
760 (variable_merge_over_src): Likewise.
761 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
762 (variable_post_merge_new_vals): Merge asserts.
763 (variable_post_merge_perm_vals): Likewise.
764 (find_mem_expr_in_1pdv): Likewise.
765 (dataflow_set_different_value): Remove.
766 (onepart_variable_different_p): Merge asserts.
767 (variable_different_p): Likewise.
768 (dataflow_set_different_1): Inline ...
769 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
770 (emit_notes_for_differences_1): Merge asserts.
772 2010-05-16 Richard Guenther <rguenther@suse.de>
774 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
775 * optabs.c (libfunc_decl_hash): Likewise.
776 * varasm.c (emutls_decl): Likewise.
778 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
780 * c-decl.c: Don't include gimple.h.
781 (merge_decls): Do not copy gimple_body.
783 2010-05-15 Jason Merrill <jason@redhat.com>
785 * c.opt: Add -fnothrow-opt.
787 2010-05-15 Jan Hubicka <jh@suse.cz>
789 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
791 * passes.c (ipa_write_summaries): Write all analyzed nodes.
793 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
795 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
796 * Makefile.in: Add it.
797 Fix all other Makefile dependencies for changes below.
798 * tree.h: Include it instead of defining VEC primitives here.
799 * gimple.h: Likewise.
801 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
802 * except.h: Include vecir.h, break dependence on tree.h.
804 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
806 * tree-iterator.c: ...to here.
807 * tree-iterator.h: Fix file introduction comment. Add extern markers.
809 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
811 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
812 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
813 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
814 tree-mudflap.h, and target.h.
815 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
816 predict.h, tree-inline.h, gimple.h, and langhooks.h.
817 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
818 Add FIXME for why gimple.h is still included (should be unnecessary
819 since GCC 4.5 gimplification unit-at-a-time).
820 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
821 * c-pragma.c: Add FIXME for why function.h needs to be included just
822 for cfun, at front-end level.
823 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
824 Do not include ggc.h, but include vecprim.h for VEC(char).
825 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
826 Explain why target.h is included.
827 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
828 Explain why gimple.h is included.
829 * c-ppoutput.c: Do not include tm.h.
830 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
831 * c-parses.c: Explain why rtl.h is included, and that this (and only
832 this) is also why tm.h must be included.
833 Do not include except.h.
834 * c-lang.c: Do not include ggc.h.
836 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
838 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
840 2010-05-15 Joseph Myers <joseph@codesourcery.com>
842 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
843 unions by default if those structs and unions have no tags. Do
844 not condition anonymous struct and unions handling on flag_iso.
845 Allow anonymous structs and unions for C1X.
846 (finish_struct): Do not diagnose lack of named fields when
847 anonymous structs and unions present for C1X. Accept flexible
848 array members in structure with anonymous structs or unions but no
849 directly named fields.
850 * doc/extend.texi (Unnamed Fields): Update.
852 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
854 * gimple.h (compare_field_offset): Rename into...
855 (gimple_compare_field_offset): ...this.
856 * gimple.c (compare_field_offset): Rename into...
857 (gimple_compare_field_offset): ...this. Compare the full access if
858 the offset is self-referential.
859 (gimple_types_compatible_p): Adjust for above renaming.
860 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
861 DECL_NONADDRESSABLE_P flag of fields before merging them.
863 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
865 * tree.h (ctor_to_list): Delete.
866 * tree.c (ctor_to_list): Delete.
868 2010-05-15 Jan Hubicka <jh@suse.cz>
870 * ipa-reference.c: Include toplev.h
871 (is_proper_for_analysis): Only add to all_module_statics
873 (write_node_summary_p, stream_out_bitmap,
874 ipa_reference_write_optimization_summary,
875 ipa_reference_read_optimization_summary): New.
876 (struct ipa_opt_pass_d pass_ipa_reference): Add
877 optimization summary streaming.
878 * lto-cgraph.c (referenced_from_this_partition_p,
879 reachable_from_this_partition_p): New functions.
880 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
881 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
882 * opts.c (decode_options): Enable ipa_reference.
883 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
884 * lto-streamer.h (referenced_from_this_partition_p,
885 reachable_from_this_partition_p): Declare.
887 2010-05-15 Richard Guenther <rguenther@suse.de>
889 PR tree-optimization/44038
890 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
891 taking the address of a V_C_E of a constant.
893 2010-05-14 Jan Hubicka <jh@suse.cz>
895 * tree.h (memory_identifier_string): Remove.
896 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
897 (ipa_reference_global_vars_info_d): Remove statics_not_read and
899 (ipa_reference_optimization_summary_d): New structure.
900 (ipa_reference_optimization_summary_t): New type and vector.
901 (ipa_reference_vars_info_d): Embedd structures instead of using
903 (reference_vars_to_consider): Remove out of GGC space.
904 (module_statics_escape): Remove.
905 (global_info_obstack): Rename to ...
906 (optimization_summary_obstack): ... this one.
907 (initialization_status_t): Remove.
908 (memory_identifier_string): Remove.
909 (get_reference_vars_info): Fix indenting.
910 (set_reference_vars_info): Likewise.
911 (get_reference_optimization_summary): New.
912 (set_reference_optimization_summary): New.
913 (get_global_reference_vars_info): Remove.
914 (ipa_reference_get_read_global): Remove.
915 (ipa_reference_get_written_global): Remove.
916 (ipa_reference_get_not_read_global): Update.
917 (ipa_reference_get_not_written_global): Update.
918 (is_proper_for_analysis): Outlaw addressable.
919 (propagate_bits): Update for new datastructures.
920 (analyze_variable): Remove.
921 (init_function_info): Update for new datastructures.
922 (clean_function_local_data): Remove.
923 (clean_function): Remove.
924 (copy_global_bitmap): Use optimizations_summary_obstack.
925 (duplicate_node_data): Duplicate optimization summary only.
926 (remove_node_data): Remove optimization summary only.
927 (generate_summary): Do not analyze variables; do not compute
928 module_statics_escape; do not prune solutions by it.
929 (read_write_all_from_decl): Fix typos in comments.
930 (propagate): Doscover readonly and nonaddressable first;
931 update for new datastructures; share global bitmaps.
932 * ipa-reference.h (ipa_reference_get_read_global,
933 ipa_reference_get_written_global): Remove.
934 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
935 * Makefile.in: Remove ipa-refereference from GT files.
937 2010-05-14 Jakub Jelinek <jakub@redhat.com>
940 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
941 for all SYMBOL_REF_DECLs.
943 2010-05-14 Jan Hubicka <jh@suse.cz>
945 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
946 (varpool_all_refs_explicit_p): New inline function.
947 * ipa-reference.c: Update comment.
948 (module_statics_written): Remove.
949 (get_static_decl): Remove.
950 (ipa_init): Do not initialize module_statics_written.
951 (analyze_function): Likewise.
952 (generate_summary): Likewise; do not compute module_statics_readonly
953 and do not update variable flags.
954 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
955 * ipa.c: Inlucde flags.h
956 (cgraph_local_node_p): New.
957 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
958 promote functions to local.
959 (ipa_discover_readonly_nonaddressable_vars): New function.
960 (function_and_variable_visibility): Use cgraph_local_node_p.
961 * varpool.c (varpool_finalize_decl): Set force_output for
962 DECL_PRESERVE_P vars.
964 2010-05-14 Jan Hubicka <jh@suse.cz>
966 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
968 2010-05-14 Richard Guenther <rguenther@suse.de>
970 PR tree-optimization/44119
971 * tree-ssa-pre.c (eliminate): Properly mark replacement of
972 a PHI node necessary.
974 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
976 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
978 2010-05-14 Jason Merrill <jason@redhat.com>
981 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
982 (gimple_call_set_nothrow): New.
983 * gimple.c (gimple_build_call_from_tree): Call it.
984 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
987 * gimplify.c (gimplify_seq_add_stmt): No longer static.
988 * gimple.h: Declare it.
989 * gimple.c (gimple_build_eh_filter): No ops.
991 2010-05-14 Jan Hubicka <jh@suse.cz>
993 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
994 nodes already in queue.
995 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
998 2010-05-14 Jakub Jelinek <jakub@redhat.com>
1001 * cfgexpand.c (expand_debug_expr): If non-memory op0
1002 has BLKmode, return NULL.
1004 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
1006 * config.gcc: Add support for --with-cpu option for bdver1.
1007 * config/i386/i386.h (TARGET_BDVER1): New macro.
1008 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
1009 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
1010 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
1011 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
1012 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
1013 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
1014 (processor_type): Add PROCESSOR_BDVER1.
1015 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
1016 processor_type in config/i386/i386.h.
1017 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
1018 movaps <reg, reg> instead of movapd <reg, reg> when replacing
1019 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
1020 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
1021 to emit packed xor instead of packed double/packed integer
1022 xor for SSE and AVX when moving a zero value.
1023 * config/i386/sse.md: Add check for
1024 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
1025 movapd/movdqa for SSE and AVX.
1026 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
1027 single logical operations i.e and, or and xor instead of packed double
1028 logical operations for SSE and AVX.
1029 * config/i386/i386-c.c (ix86_target_macros_internal):
1030 Add PROCESSOR_BDVER1.
1031 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
1032 (has_fma4, has_xop): New.
1033 * config/i386/i386.c (bdver1_cost): New variable.
1034 (m_BDVER1): New macro.
1035 (m_AMD_MULTIPLE): Add m_BDVER1.
1036 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
1037 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
1038 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
1039 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
1040 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
1041 x86_tune_sse_partial_reg_dependency,
1042 x86_tune_sse_unaligned_load_optimal,
1043 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
1044 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
1045 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
1046 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
1047 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
1048 Enable/disable for bdver1.
1049 (processor_target_table): Add bdver1_cost.
1050 (cpu_names): Add bdver1.
1051 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
1052 processor_alias_table.
1053 (ix86_expand_vector_move_misalign): Change.
1054 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
1055 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
1056 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
1057 of movupd/movdqu for SSE and AVX.
1058 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
1059 (ix86_tune_adjust_cost): Add code for bdver1.
1060 (standard_sse_constant_opcode): Add check for
1061 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
1062 of packed double xor for SSE and AVX.
1064 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
1066 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
1069 2010-05-14 Tristan Gingold <gingold@adacore.com>
1071 * toplev.c (default_debug_hooks): Remove this variable.
1072 (process_options): Remove assignments to default_debug_hooks.
1074 2010-05-14 Martin Jambor <mjambor@suse.cz>
1076 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
1077 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
1078 * langhooks.h (struct lang_hooks_for_decls): Removed field
1080 * tree.c (free_lang_data): Remove assignment to
1081 lang_hooks.fold_obj_type_ref.
1082 * tree.def (OBJ_TYPE_REF): Update comment.
1084 2010-05-14 Richard Guenther <rguenther@suse.de>
1086 PR tree-optimization/44124
1087 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
1089 2010-05-14 Alan Modra <amodra@gmail.com>
1092 * config/rs6000/rs6000.c (struct machine_function): Reorder
1093 fields for better packing. Add lr_save_state.
1094 (rs6000_ra_ever_killed): Return lr_save_state if set.
1095 (rs6000_emit_eh_reg_restore): Set lr_save_state.
1097 2010-05-13 Jan Hubicka <jh@suse.cz>
1099 * varpool.c (decide_is_variable_needed): Drop code checking
1100 TREE_SYMBOL_REFERENCED.
1102 2010-05-13 Jan Hubicka <jh@suse.cz>
1104 * final.c (output_addr_const): Do not call mark_decl_referenced.
1105 * cgraphunit.c (process_function_and_variable_attributes): Use
1106 mark_needed_node dirrectly.
1107 (assemble_thunk): Do not call mark_decl_referenced.
1109 2010-05-13 Anatoly Sokolov <aesok@post.ru>
1111 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
1113 2010-05-13 Jeff Law <law@redhat.com>
1115 * ira-conflicts.c (print_allocno_conflicts): New function broken out
1117 (print_conflicts): Call print_allocno_conflicts.
1119 2010-05-13 Jakub Jelinek <jakub@redhat.com>
1122 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
1125 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
1127 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
1128 t-mingw-w64 or t-mingw-w32 for multilib configuration.
1129 * config/i386/t-mingw-w32: New.
1130 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
1132 2010-05-13 Martin Jambor <mjambor@suse.cz>
1134 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
1136 * gimple-fold.c (get_base_binfo_for_type): New function.
1137 (gimple_get_relevant_ref_binfo): Likewise.
1138 (gimple_fold_obj_type_ref_known_binfo): Likewise.
1139 (gimple_fold_obj_type_ref): Likewise.
1140 (fold_gimple_call): Simplify condition for folding virtual calls
1141 and call gimple_fold_obj_type_ref.
1142 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
1143 (gimple_fold_obj_type_ref_known_binfo): Likewise.
1145 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
1147 * config/rs6000/rs6000-protos.h
1148 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
1149 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
1150 (rs6000_debug_mode_dependent_address)
1151 (rs6000_mode_dependent_address_ptr): Likewise.
1153 2010-05-13 Jakub Jelinek <jakub@redhat.com>
1156 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
1158 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
1159 * tree-sra.c (create_access_replacement): Call unshare_expr before
1160 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
1161 * dwarf2out.c: Include tree-flow.h.
1162 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
1163 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
1164 Handle DW_OP_bit_piece.
1165 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
1166 construct_piece_list, adjust_piece_list): New functions.
1167 (add_var_loc_to_decl): Handle SRA optimized variables.
1168 Adjust for var_loc_note to loc field renaming.
1169 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
1170 in VAR_LOCATION note.
1171 (new_loc_descr_op_bit_piece): New function.
1172 (dw_sra_loc_expr): New function.
1173 (dw_loc_list): Use it. Don't handle the last range after the
1174 loop, handle it inside of the loop. Adjust for var_loc_note
1175 to loc field renaming.
1176 (add_location_or_const_value_attribute): Only special case
1177 single entry loc lists if loc is NOTE_P. Adjust for
1178 var_loc_note to loc field renaming.
1179 (dwarf2out_var_location): Don't set newloc->var_loc_note
1180 and newloc->next here.
1182 2010-05-12 Jan Hubicka <jh@suse.cz>
1184 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
1186 * cgraph.h (cgraph_only_called_directly_p,
1187 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
1188 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
1189 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
1191 * ipa.c (cgraph_remove_unreachable_nodes): Use
1192 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
1194 * tree-inline.c (copy_bb): Check address_taken flag.
1195 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
1196 externally_visible flag.
1198 2010-05-12 Jason Merrill <jason@redhat.com>
1202 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
1203 * sdbout.c (plain_type_1): Likewise.
1204 * dwarf2out.c (is_base_type): Likewise.
1205 (gen_type_die_with_usage): Likewise. Generate
1206 DW_TAG_unspecified_type for any LANG_TYPE.
1208 2010-05-12 Jan Hubicka <jh@suse.cz>
1210 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
1212 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
1213 (cgraph_clone_edge): Update.
1214 (cgraph_node_remove_callees): Remove indirect calls too.
1215 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
1216 (cgraph_create_indirect_edge): Update prototype.
1217 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
1218 is_proper_for_analysis.
1219 (add_new_function, visited_nodes, function_insertion_hook_holder,
1220 get_local_reference_vars_info, mark_address_taken, mark_address,
1221 mark_load, mark_store, check_asm_memory_clobber, check_call,
1222 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
1223 (ipa_init): Do not initialize visited_nodes;
1224 function_insertion_hook_holder.
1225 (analyze_variable): Rewrite.
1226 (analyze_function): Rewrite.
1227 (copy_local_bitmap): Remove.
1228 (duplicate_node_dat): Do not duplicate local info.
1229 (generate_summary): Simplify to only walk cgraph.
1230 (write_node_summary_p, ipa_reference_write_summary,
1231 ipa_reference_read_summary): Remove.
1232 (propagate): Do not remove function insertion;
1234 (pass_ipa_reference): NULLify summary handling fields.
1235 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
1236 (input_edge): Input ecf_flags.
1237 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
1238 (update_indirect_edges_after_inlining): Ignore edges with unknown
1241 2010-05-12 Sriraman Tallam <tmsriram@google.com>
1243 * implicit-zee.c: New file.
1244 * tree-pass.h (pass_implicit_zee): Declare.
1245 * passes.c (init_optimization_passes): Add zee pass.
1246 * common.opt (fzee): New flag.
1247 * timevar.def (TV_ZEE): Define.
1248 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
1250 * Makefile.in (implicit-zee.o): Add new build file.
1252 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1253 Nathan Froyd <froydnj@codesourcery.com>
1255 * c-common.c (sync_resolve_params): Remove write-only variable.
1257 2010-05-12 Anatoly Sokolov <aesok@post.ru>
1259 * target.h (struct gcc_target): Add mode_dependent_address_p field.
1260 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
1261 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
1262 * targhooks.c (default_mode_dependent_address_p): New function.
1263 * targhooks.h (default_mode_dependent_address_p): Declare function.
1264 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
1265 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
1266 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
1267 target hook. Change return type to bool.
1268 * recog.h: (mode_dependent_address_p): Change return type to bool.
1270 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1271 Nathan Froyd <froydnj@codesourcery.com>
1273 * tree-mudflap.c (build_function_type_0, build_function_type_1,
1274 build_function_type_2, build_function_type_3): Remove.
1275 (mudflap_init): Use build_function_type_list.
1277 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1278 Nathan Froyd <froydnj@codesourcery.com>
1280 * coverage.c (build_fn_info_value): Call build_constructor instead of
1281 build_constructor_from_list.
1282 (build_ctr_info_value): Likewise.
1283 (build_gcov_info): Likewise.
1285 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
1287 * tree.c (build_constructor): Compute TREE_CONSTANT for the
1288 resultant constructor.
1289 (build_constructor_single): Don't set TREE_CONSTANT.
1290 (build_constructor_from_list): Don't compute TREE_CONSTANT.
1292 2010-05-12 Jan Hubicka <jh@suse.cz>
1294 * cgraph.h (struct varpool_node): Add aux.
1295 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
1296 * varpool.c (varpool_remove_node): Do not remove initializer.
1297 (varpool_reset_queue): Export.
1298 (varpool_finalize_decl): Volatile vars are forced to be output.
1299 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
1301 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
1302 process_references, varpool_can_remove_if_no_refs): New functions.
1303 (cgraph_remove_unreachable_nodes): Handle variables too.
1305 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
1308 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
1310 2010-05-12 Jakub Jelinek <jakub@redhat.com>
1313 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
1314 change value of ORT_TASK.
1315 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
1316 (omp_notice_threadprivate_variable): New function.
1317 (omp_notice_variable): Call it for threadprivate variables.
1318 If enclosing ctx is a task, print enclosing task rather than
1319 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
1320 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
1321 if task has untied clause.
1324 * dwarf2out.c (base_type_die): Don't add name attribute here.
1325 (modified_type_die): Instead of sizetype use
1326 its underlying original type. If a DW_TAG_base_type doesn't
1327 have name added, add __unknown__.
1328 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
1329 always call force_type_die instead.
1331 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
1333 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
1334 for __stack_chk_guard.
1336 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1338 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
1339 don't call start_source_file debug hook here...
1340 (finish_options): ... but here, after outputting predefined and
1341 command line defines and undefs.
1344 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
1346 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
1347 optimizing away empty bb with no successors, move over its
1348 footer chain to fallthru predecessor.
1349 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
1350 (rtl_split_edge): For asm goto call patch_jump_insn even if
1351 splitting fallthru edge.
1354 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
1355 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
1356 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1357 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
1361 * c-parser.c (c_parser_expression): Mark LHS of a comma
1362 expression as read if it is a decl, handled component or
1363 COMPOUND_EXPR with that on the RHS.
1364 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
1365 if it is a decl or handled component.
1367 2010-05-11 Jan Hubicka <jh@suse.cz>
1369 * lto-symtab.c (lto_symtab_free): New function.
1370 * lto-streamer.h (lto_symtab_free): Declare.
1372 2010-05-11 Jan Hubicka <jh@suse.cz>
1374 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
1375 that if function is needed it is reachable.
1376 (lto_output_node): See if it the function is reachable or referenced.
1377 (output_cgraph): Update call of lto_output_node.
1378 * lto-streamer.h (reachable_from_other_partition_p): Declare.
1380 2010-05-11 Jan Hubicka <jh@suse.cz>
1382 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
1385 2010-05-11 Jan Hubicka <jh@suse.cz>
1387 PR tree-optimize/44063
1388 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
1390 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
1392 (estimate_function_body_sizes): Compute sizes even when disregarding.
1394 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
1396 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
1398 2010-05-11 Jan Hubicka <jh@suse.cz>
1400 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
1401 into every boundary.
1403 2010-05-11 Jan Hubicka <jh@suse.cz>
1405 * matrix-reorg.c (matrix_reorg): Rebuild edges.
1407 2010-05-11 Jan Hubicka <jh@suse.cz>
1409 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
1410 lto_streamer_cache_delete): Put nodes into heap.
1411 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
1414 2010-05-11 Jan Hubicka <jh@suse.cz>
1416 * cgraphbuild.c (cgraph_rebuild_references): New.
1417 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
1419 * cgraph.h (cgraph_rebuild_references): Declare.
1420 * tree-inline.c (tree_function_versioning): Use it.
1421 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
1423 2010-05-11 Jan Hubicka <jh@suse.cz>
1425 * cgraph.c: Include ipa-utils.h
1426 (cgraph_create_virtual_clone): Update references.
1427 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
1429 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1431 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
1432 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
1435 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1437 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
1439 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1441 * gcc.c (execute): For -### don't quote arguments that
1442 contain just alphanumerics and _/-. characters.
1443 * doc/invoke.texi: Document that change for -###.
1446 * df-problems.c (struct dead_debug): Add to_rescan field.
1447 (dead_debug_init): Clear to_rescan field.
1448 (dead_debug_finish): Rescan all debug insns in to_rescan
1449 bitmap and free the bitmap.
1450 (dead_debug_insert_before): Instead of rescanning debug insns
1451 immediately queue their rescanning until dead_debug_finish.
1452 (df_note_bb_compute): After dead_debug_add do continue instead
1455 2010-05-10 Jakub Jelinek <jakub@redhat.com>
1458 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
1459 clear also INSN_REG_USE_LIST.
1461 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1463 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
1465 2010-05-10 Jan Hubicka <jh@suse.cz>
1467 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
1470 2010-05-10 Jan Hubicka <jh@suse.cz>
1472 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
1474 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
1475 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
1476 (lto_streamer_cache_create): Init alloc pool.
1477 (lto_streamer_cache_delete): Free alloc pool.
1478 * lto-streamer.h: Include alloc pool.
1479 (lto_streamer_cache_d): Use alloc pool.
1480 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
1482 2010-05-10 Jan Hubicka <jh@suse.cz>
1484 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
1485 * cgraphbuild.c: Include except.h
1486 (record_type_list, record_eh_tables): New function.
1487 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
1489 2010-05-10 Jan Hubicka <jh@suse.cz>
1491 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
1492 __frame_dummy_init_array_entry, force_to_data): Attribute as used
1495 2010-05-10 Michael Matz <matz@suse.de>
1497 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
1498 (can_reassociate_p): Use FLOAT_TYPE_P.
1499 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
1500 (vect_force_simple_reduction): ... this.
1501 * tree-parloops.c (gather_scalar_reductions): Use
1502 vect_force_simple_reduction.
1503 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
1504 vect_is_simple_reduction, add modify argument, if true rewrite
1505 "a-b" into "a+(-b)".
1506 (vect_is_simple_reduction, vect_force_simple_reduction): New
1508 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
1510 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
1511 Vladimir Makarov <vmakarov@redhat.com>
1513 PR rtl-optimization/44012
1514 * ira-build.c (remove_unnecessary_allocnos): Nullify
1515 regno_allocno_map of the removed allocno.
1517 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1519 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
1521 * configure: Regenerate.
1523 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1525 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
1527 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
1528 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
1530 * configure: Regenerate.
1532 2010-05-10 Richard Guenther <rguenther@suse.de>
1534 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
1535 marked if the entry identifier is marked.
1537 2010-05-10 Richard Guenther <rguenther@suse.de>
1539 * c-common.c (struct c_common_attributes): Add fnspec attribute.
1540 (handle_fnspec_attribute): New function.
1541 * gimple.h (gimple_call_return_flags): Declare.
1542 (gimple_call_arg_flags): Likewise.
1543 * gimple.c (gimple_call_arg_flags): New function.
1544 (gimple_call_return_flags): Likewise.
1545 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
1547 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
1549 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
1550 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
1552 (make_heapvar_for): ... this new function.
1553 (handle_rhs_call): Handle fnspec attribute argument specifiers.
1554 (handle_lhs_call): Likewise.
1555 (find_func_aliases): Adjust.
1557 2010-05-10 Richard Guenther <rguenther@suse.de>
1559 PR tree-optimization/44050
1560 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
1562 2010-05-10 Wei Guozhi <carrot@google.com>
1565 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
1567 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1570 * c-typeck.c (lookup_field): Take a type directly. Update
1572 (build_component_ref): Update call to lookup_field.
1573 (set_init_label): Use lookup_field to find initialized field.
1574 Handle returned list of fields like a sequence of designators.
1576 2010-05-09 Richard Guenther <rguenther@suse.de>
1579 * fold-const.c (tree_single_nonzero_warnv_p): Properly
1580 handle &FUNCTION_DECL.
1582 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1585 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
1586 structures and unions recursively.
1587 (detect_field_duplicates): Move duplicate detection with a hash to
1588 detect_field_duplicates_hash. Always use a hash if anonymous
1589 structures or unions are present.
1590 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
1593 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
1596 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
1597 detect Atom, Core 2 and Core i7.
1599 2010-05-09 Richard Guenther <rguenther@suse.de>
1601 * gcc.c (store_arg): Handle temporary file deletion for
1604 2010-05-09 Richard Guenther <rguenther@suse.de>
1607 * ipa-inline.c (estimate_function_body_sizes): Return after
1608 disregarding inline limits.
1610 2010-05-09 Richard Guenther <rguenther@suse.de>
1612 * gcc.c (store_arg): Revert last change.
1614 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
1617 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
1618 (optimize_ops_list): Call it.
1620 2010-05-08 Richard Guenther <rguenther@suse.de>
1622 PR tree-optimization/44030
1623 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
1624 NECESSARY flag if we propagate from a inserted expression.
1626 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
1628 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
1629 domain types as equal if they are both PLACEHOLDER_EXPRs.
1631 2010-05-08 Richard Guenther <rguenther@suse.de>
1633 * lto-wrapper.c (run_gcc): Remove linker output from
1634 command line for LTRANS invocation.
1636 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1638 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
1639 lto-macho as lto_binary_reader.
1640 * target.h (struct gcc_target): New hooks lto_start and lto_end.
1641 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
1642 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
1643 in lto_start and lto_end calls.
1644 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
1646 (scan_prog_file): Update is_elf_or_coff call.
1647 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
1649 * collect2.c (main): Fix enum comparison.
1651 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
1653 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
1654 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
1655 and TARGET_ASM_LTO_END.
1656 * darwin.c: Include obstack.h and lto-streamer.h.
1657 (lto_section_names_offset, lto_section_names_obstack,
1658 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
1660 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
1661 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
1662 to a temporary file.
1663 (darwin_asm_lto_end): New function. Restore asm_out_file.
1664 (darwin_asm_named_section): For LTO sections, replace the name with
1665 the offset of the section name in a string table, and build this
1667 (darwin_file_start): Initialize global vars for LTO support.
1668 (darwin_file_end): If output to asm_out_file was redirected, append it
1669 to the proper asm_out_file here. Add the section names section.
1671 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1673 * c-pragma.c (pending_weak_d, pending_weak): New.
1674 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
1675 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
1676 handle_pragma_weak): Update the uses of pending_weaks.
1678 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1680 PR documentation/44016
1681 * doc/standards.texi (Standards): Link to unversioned
1682 cxx0x_status.html page.
1684 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
1687 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
1688 in addition to TREE_USED, to avoid "set but unused" warnings.
1690 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1692 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
1693 (is_loop_prefetching_profitable): Do not insert prefetches
1694 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
1695 times the prefetch ahead distance.
1697 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1699 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
1700 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
1701 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
1704 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1706 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
1707 a diagnostic info when the insn-to-mem ratio is too small.
1709 2010-05-07 Richard Guenther <rguenther@suse.de>
1711 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
1713 (store_arg): Queue temp_filename for deletion instead of
1716 2010-05-07 Richard Guenther <rguenther@suse.de>
1718 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
1719 (run_gcc): Handle LTRANS phase invocation.
1720 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
1722 2010-05-07 Jakub Jelinek <jakub@redhat.com>
1724 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
1725 this is also meaningful on PARM_DECLs and RESULT_DECLs.
1727 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1729 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
1731 2010-05-07 Richard Guenther <rguenther@suse.de>
1733 PR tree-optimization/44020
1734 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
1735 code when PRE is not yet initialized.
1737 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1739 * config/mips/dbxmdebug.h: Remove.
1740 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
1742 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
1744 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
1745 with null pointer and also warn about ordered comparison of zero with
1748 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1750 * graphite-blocking.c
1751 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
1752 * graphite-clast-to-gimple.c
1753 (clast_to_gcc_expression): Same.
1754 (precision_for_value): Same.
1755 (precision_for_interval): Same.
1756 (gcc_type_for_interval): Same.
1757 (graphite_create_new_guard): Same.
1758 (compute_bounds_for_level): Same.
1759 (graphite_create_new_loop_guard): Same.
1760 * graphite-interchange.c
1761 (build_linearized_memory_access): Same.
1762 (pdr_stride_in_loop): Same.
1763 (memory_strides_in_loop_1): Same.
1764 (memory_strides_in_loop): Same.
1765 (extend_scattering): Same.
1766 (psct_scattering_dim_for_loop_depth): Same.
1767 (pbb_number_of_iterations): Same.
1769 (debug_iteration_domains): Same.
1771 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
1772 (ppl_set_inhomogeneous_gmp): Same.
1773 (ppl_strip_loop): Same.
1774 (ppl_lexico_compare_linear_expressions): Same.
1775 (ppl_read_polyhedron_matrix): Same.
1776 (ppl_max_for_le_pointset): Same.
1778 (ppl_read_polyhedron_matrix): Same.
1779 (tree_int_to_gmp): Same.
1780 (gmp_cst_to_tree): Same.
1781 (ppl_set_inhomogeneous): Same.
1782 (ppl_set_inhomogeneous_tree): Same.
1783 (ppl_set_coef): Same.
1784 (ppl_set_coef_tree): Same.
1785 * graphite-sese-to-poly.c
1786 (build_pbb_scattering_polyhedrons): Same.
1787 (build_scop_scattering): Same.
1788 (scan_tree_for_params_right_scev): Same.
1789 (scan_tree_for_params): Same.
1790 (find_params_in_bb): Same.
1791 (find_scop_parameters): Same.
1792 (add_upper_bounds_from_estimated_nit): Same.
1793 (build_loop_iteration_domains): Same.
1794 (add_condition_to_domain): Same.
1795 (pdr_add_memory_accesses): Same.
1797 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1799 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
1800 CLooG's value_* macros to their respective mpz_* counterparts.
1801 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
1802 (graphite_create_new_loop_guard): Same.
1803 * graphite-interchange.c (build_linearized_memory_access): Same.
1804 (pdr_stride_in_loop): Same.
1805 (memory_strides_in_loop_1): Same.
1806 (1st_interchange_profitable_p): Same.
1807 * graphite-poly.c (extend_scattering): Same.
1808 (psct_scattering_dim_for_loop_depth): Same.
1809 (pbb_number_of_iterations): Same.
1810 (pbb_number_of_iterations_at_time): Same.
1811 * graphite-poly.h (new_1st_loop): Same.
1812 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
1813 (oppose_constraint): Same.
1814 (insert_constraint_into_matrix): Same.
1815 (ppl_set_inhomogeneous_gmp): Same.
1816 (ppl_set_coef_gmp): Same.
1817 (ppl_strip_loop): Same.
1818 (ppl_lexico_compare_linear_expressions): Same.
1819 (ppl_max_for_le_pointset): Same.
1820 (ppl_min_for_le_pointset): Same.
1821 (ppl_build_realtion): Same.
1822 * graphite-ppl.h (gmp_cst_to_tree): Same.
1823 (ppl_set_inhomogeneous): Same.
1824 (ppl_set_inhomogeneous_tree): Same.
1825 (ppl_set_coef): Same.
1826 (ppl_set_coef_tree): Same.
1827 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
1828 (build_scop_scattering): Same.
1829 (add_value_to_dim): Same.
1830 (scan_tree_for_params_right_scev): Same.
1831 (scan_tree_for_params_int): Same.
1832 (scan_tree_for_params): Same.
1833 (find_params_in_bb): Same.
1834 (find_scop_parameters): Same.
1835 (add_upper_bounds_from_estimated_nit): Same.
1836 (build_loop_iteration_domains): Same.
1837 (create_linear_expr_from_tree): Same.
1838 (add_condition_to_domain): Same.
1839 (pdr_add_memory_accesses): Same.
1841 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
1842 Jason Merrill <jason@redhat.com>
1844 * c-common.c (c_common_reswords): Add nullptr.
1845 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
1846 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
1847 (gen_type_die_with_usage): Likewise.
1848 * dbxout.c (dbxout_type): Likewise.
1849 * sdbout.c (plain_type_1): Likewise.
1851 2010-05-06 Jason Merrill <jason@redhat.com>
1853 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
1854 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
1856 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
1858 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
1859 stripping WITH_SIZE_EXPR.
1860 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
1863 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1865 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
1866 list of obsolete configurations.
1867 Disabled check for obsolete configurations.
1868 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
1869 Removed support for previous versions.
1870 * config/mips/iris.h: Removed.
1871 * config/mips/iris5.h: Removed.
1872 * config/mips/iris6.h: Merged old iris.h contents.
1873 (TARGET_IRIX): Removed.
1874 (DRIVER_SELF_SPECS): Removed mabi=32.
1875 (IDENT_ASM_OP): Removed undef.
1876 (STARTFILE_SPEC): Removed mabi=32.
1877 (ENDFILE_SPEC): Likewise.
1878 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
1879 (MACHINE_TYPE): Update for IRIX 6.5.
1880 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
1881 TARGET_IRIX by TARGET_IRIX6.
1882 (mips_file_start): Likewise.
1883 (mips_output_external): Remove IRIX 5/6 O32 support.
1884 (mips_output_function_prologue): Likewise.
1885 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
1887 (TARGET_CPU_CPP_BUILTINS): Likewise.
1888 (TARGET_IRIX): Removed.
1889 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
1890 (MULTILIB_DIRNAMES): Removed 32.
1891 (MULTILIB_OSDIRNAMES): Removed ../lib.
1892 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
1893 (Specific, mips-sgi-irix5): Document removal.
1894 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
1895 Remove references to older IRIX 6 releases and the O32 ABI.
1897 2010-05-06 Jakub Jelinek <jakub@redhat.com>
1900 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
1901 instead of DF_REF_REAL_REG.
1903 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
1906 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
1907 handling to still return true for x64 targets.
1909 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1911 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
1913 2010-05-06 Jan Hubicka <jh@suse.cz>
1915 PR tree-optimization/43791
1916 * ipa-inline.c (update_caller_keys): Remove bogus
1917 disregard_inline_limits check.
1919 2010-05-06 Michael Matz <matz@suse.de>
1921 PR tree-optimization/43984
1922 * tree-ssa-pre.c (inserted_phi_names): Remove.
1923 (inserted_exprs): Change to bitmap.
1924 (create_expression_by_pieces): Set bits, don't append to vector.
1925 (insert_into_preds_of_block): Don't handle inserted_phi_names.
1926 (eliminate): Don't look at inserted_phi_names, remove deleted
1927 insns from inserted_exprs.
1928 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
1929 (init_pre, fini_pre): Allocate and free bitmaps.
1930 (execute_pre): Insert insns on edges before elimination.
1932 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1934 * tree.c (initializer_zerop): Handle STRING_CST.
1936 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
1939 * doc/invoke.texi (Wimplicit): Document as C only.
1940 * opts.c (common_handle_option): Add argument kind.
1941 (handle_option): Rename as read_cmdline_option. Factor out code to...
1942 (handle_option): ... here. New.
1943 (handle_options): Rename as read_cmdline_options.
1944 (decode_options): Update call.
1945 (set_option): Use option index instead of option pointer. Classify
1946 diagnostics correctly.
1947 (enable_warning_as_error): Call handle_option.
1948 * opts.h (set_option): Update declaration.
1949 (handle_option): Declare.
1950 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
1951 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
1952 * c-opts.c (set_Wimplicit): Delete.
1953 (c_family_lang_mask): New static constant.
1954 (c_common_handle_option): Add argument kind. Use handle_option
1955 instead of set_Wimplicit.
1956 (c_common_post_options): warn_implicit and warn_implicit_int
1957 are disabled by default.
1958 * c-common.c (warn_implicit): Do not define here.
1959 * c-common.h (warn_implicit): Do not declare here.
1960 (c_common_handle_option): Update declaration.
1961 * lto-opts.c (lto_reissue_options): Update call to set_option.
1963 2010-05-06 Richard Guenther <rguenther@suse.de>
1965 PR tree-optimization/43571
1966 * domwalk.c (walk_dominator_tree): Walk the dominator
1967 sons in more optimal order.
1969 2010-05-06 Richard Guenther <rguenther@suse.de>
1971 PR tree-optimization/43934
1972 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
1973 (stmt_cost): Likewise.
1974 (extract_true_false_args_from_phi): New helper.
1975 (determine_max_movement): For PHI nodes verify we can hoist them
1976 and compute their cost.
1977 (determine_invariantness_stmt): Handle PHI nodes.
1978 (move_computations_stmt): Likewise. Hoist PHI nodes in
1979 if-converted form using COND_EXPRs.
1980 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
1981 (tree_ssa_lim): Likewise.
1982 * tree-flow.h (tree_ssa_lim): Adjust prototype.
1983 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
1985 2010-05-06 Richard Guenther <rguenther@suse.de>
1987 PR tree-optimization/43987
1988 * tree-ssa-structalias.c (could_have_pointers): For possibly
1989 address-taken variables force pointers to be recorded.
1990 (create_variable_info_for_1): Likewise.
1991 (push_fields_onto_fieldstack): Pass in wheter all fields
1993 (find_func_aliases): Query types instead of vars whether
1994 they contain pointers where appropriate.
1996 2010-05-06 Jan Hubicka <jh@suse.cz>
1998 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1999 (record_reference, mark_address, mark_load, mark_store): Record
2001 (record_references_in_initializer): Update call of record_references.
2002 (rebuild_cgraph_edges): Remove all references before rebuiding.
2003 * cgraph.c (cgraph_create_node): Clear ref list.
2004 (cgraph_remove_node): Remove references.
2005 (dump_cgraph_node): Dump references.
2006 (cgraph_clone_node): Clone references.
2007 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
2008 (struct cgraph_node, varpool_node): Add ref_lst.
2009 * ipa-ref.c: New file.
2010 * ipa-ref.h: New file.
2011 * ipa-ref-inline.h: New file.
2012 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
2013 (referenced_from_other_partition_p): New function.
2014 (lto_output_varpool_node): Take set arugment; call
2015 referenced_from_other_partition.
2016 (lto_output_ref): New.
2017 (add_references): New.
2019 (output_cgraph): Compute boundary based on references; output refs.
2020 (output_varpool): Accept cgraph_node_set argument.
2023 (input_cgraph): Call input_refs.
2024 * lto-section-in.c (lto_section_name): Add refs.
2025 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
2026 (ipa-ref.o): New file.
2027 * varpool.c (varpool_node): Clear ipa ref list.
2028 (varpool_remove_node): Remove references.
2029 (dump_varpool_node): Dump references.
2030 (varpool_assemble_decl): Only compile finalized ones.
2031 (varpool_extra_name_alias): Initialize ref list.
2032 * lto-streamer.c (lto-get_section_name): Add .refs section.
2033 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
2034 (referenced_from_other_partition_p): Declared.
2036 2010-05-06 Ira Rosen <irar@il.ibm.com>
2038 PR tree-optimization/43901
2039 * tree-vect-stmts.c (vectorizable_call): Assert that vector
2040 type is not NULL if it's transformation phase, and return
2041 FALSE if it's analysis.
2042 (vectorizable_conversion, vectorizable_operation,
2043 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
2045 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
2047 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
2049 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
2051 * config/mips/mips-protos.h
2052 (mips_small_register_classes_for_mode_p): Delete prototype.
2054 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
2056 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
2057 * config/arm/arm.c (multiple_operation_profitable_p,
2058 compute_offset_order): New static functions.
2059 (load_multiple_sequence, store_multiple_sequence): Use them.
2060 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
2061 memory offsets, not register numbers.
2062 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
2064 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
2066 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
2067 (get_pending_sizes, put_pending_size, put_pending_sizes):
2068 Update the uses of pending_sizes.
2069 * c-decl.c (store_parm_decls): Likewise.
2070 * c-tree.h (struct c_arg_info): Likewise.
2071 * tree.h: Update the prototype for get_pending_sizes and
2074 2010-05-05 Jason Merrill <jason@redhat.com>
2077 * c-common.c (handle_aligned_attribute): Respect
2078 ATTR_FLAG_TYPE_IN_PLACE.
2081 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
2082 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
2083 (TARGET_INITIALIZER): Use it.
2084 * c-common.c (attribute_takes_identifier_p): Call it.
2085 * c-common.h: Update prototype.
2086 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
2087 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
2089 2010-05-05 Jakub Jelinek <jakub@redhat.com>
2092 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
2093 DW_ID_down_case for Fortran compilation units.
2095 2010-05-05 Jan Hubicka <jh@suse.cz>
2097 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
2100 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
2102 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
2103 a variable-sized RESULT_DECL.
2105 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
2107 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
2109 2010-05-05 Jason Merrill <jason@redhat.com>
2112 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
2114 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
2116 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
2117 Jakub Jelinek <jakub@redhat.com>
2120 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
2121 (dead_debug_init, dead_debug_finish): New functions.
2122 (dead_debug_add, dead_debug_insert_before): Likewise.
2123 (df_note_bb_compute): Initialize a dead_debug object, add dead
2124 debug uses to it, insert debug bind insns before death insns,
2125 reset debug insns that refer to pending uses at the end.
2126 * rtl.h (make_debug_expr_from_rtl): New prototype.
2127 * varasm.c (make_debug_expr_from_rtl): New function.
2129 2010-05-05 Jan Hubicka <jh@suse.cz>
2131 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
2132 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
2133 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
2134 lto_varpool_encoder_deref, lto_varpool_encoder_size,
2135 lto_varpool_encoder_encode_initializer_p,
2136 lto_set_varpool_encoder_encode_initializer): New functions.
2137 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
2138 call output_varpool.
2139 (input_varpool_node): Do not always set analyzed.
2140 (input_cgraph_1): Return vector of cgraph nodes.
2141 (input_varpool_1): Return vector of varpools.
2142 (input_cgraph): Free the vectors.
2143 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
2144 output only initializers needed.
2145 (lto_output): Only call output_cgraph.
2146 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
2147 * lto-section-out.c (lto_new_out_decl_state): Initialize
2148 state->varpool_node_encoder.
2149 * lto-streamer.h (lto_varpool_encoder_d): New.
2150 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
2151 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
2152 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
2153 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
2154 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
2156 (output_varpool, input_varpool): Remove declarations.
2158 2010-05-05 Jan Hubicka <jh@suse.cz>
2160 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
2161 with body can prevail.
2163 2010-05-05 Jan Hubicka <jh@suse.cz>
2165 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
2168 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2170 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
2172 * gengtype.h (erro_at_line): Constify pos argument.
2174 * gengtype.c: Include hashtab.h.
2175 (enum gc_used): Document GC_MAYBE_POINTED_TO.
2176 (error_at_line): Constify pos argument.
2177 (do_typedef): Initialize p->opt field.
2178 (get_file_gtfilename): Fix comment typo.
2179 (struct walk_type_data): Constify line field.
2180 (get_output_file_for_structure): New function.
2181 (write_local_func_for_structure): Constify orig_s argument.
2182 Use get_output_file_for_structure.
2183 (write_func_for_structure): Use get_output_file_for_structure.
2184 (INDENT): New define.
2185 (dump_pair, dump_type, dump_type_list, dump_typekind)
2186 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
2187 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
2189 (seen_types): New variable.
2190 (main): New variable do_dump. Process "-d" command line option.
2191 Call dump_everything if dump requested.
2193 2010-05-05 Jakub Jelinek <jakub@redhat.com>
2195 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
2196 in a temporary instead of invoking the macro multiple times.
2197 (track_expr_p): Likewise.
2199 2010-05-04 Neil Vachharajani <nvachhar@google.com>
2201 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
2203 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
2204 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
2205 conditions for printing notes.
2206 * common.opt (-Wcoverage-mismatch): Allow negative, default to
2207 true, update documentation.
2208 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
2210 2010-05-04 Jakub Jelinek <jakub@redhat.com>
2213 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
2216 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
2219 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
2220 (*sse_prologue_save_insn1): Likewise.
2221 (SSE prologue save splitter): Likewise.
2223 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
2225 * tree.c (free_lang_data_in_one_sizepos): New inline function.
2226 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
2227 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
2228 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
2229 all decls. Call it on DECL_FIELD_OFFSET of fields.
2230 (find_decls_types_r): Follow DECL_VALUE_EXPR.
2231 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
2233 2010-05-04 Martin Jambor <mjambor@suse.cz>
2235 * tree-sra.c (build_access_from_expr_1): The first parameter type
2236 changed to simple tree.
2237 (build_access_from_expr): Likewise, gsi parameter was eliminated.
2238 (scan_assign_result): Renamed to assignment_mod_result, enum elements
2240 (build_accesses_from_assign): Removed all parameters except for a
2241 simple gimple statement. Now returns a simple bool.
2242 (scan_function): All non-analysis parts moved to separate functions
2243 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
2244 parameters and updated both callers.
2245 (sra_modify_expr): Removed parameter data.
2246 (sra_modify_function_body): New function.
2247 (perform_intra_sra): Call sra_modify_function_body to modify the
2249 (replace_removed_params_ssa_names): Parameter data changed into
2251 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
2252 changed the parameter dont_convert to convert with the opposite
2254 (sra_ipa_modify_assign): Parameter data changed into adjustments
2255 vector, return value changed to bool.
2256 (ipa_sra_modify_function_body): New function.
2257 (sra_ipa_reset_debug_stmts): Updated a comment.
2258 (modify_function): Use ipa_sra_modify_function_body to modify function
2261 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
2264 * alias.c (true_dependence): Handle the same VALUE in x and mem.
2265 (canon_true_dependence): Likewise.
2266 (write_dependence_p): Likewise.
2268 2010-05-04 Jan Hubicka <jh@suse.cz>
2270 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
2271 * cgraphbuild.c: Include ipa-utils.h
2272 (record_reference_ctx): New struct.
2273 (record_reference): Simplify to work on initializers; not statements.
2274 (mark_address, mark_load, mark_store): New.
2275 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
2277 (record_references_in_initializer): Update use of record_reference.
2278 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
2281 2010-05-04 Jan Hubicka <jh@suse.cz>
2283 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
2284 node will be removed anyway.
2285 (lto_varpool_replace_node): Allow also unanalyzed nodes;
2286 relink aliases of node into prevailing node.
2287 * varpool.c (varpool_remove_node): Remove aliases properly;
2288 when removing node, remove all its aliases too; remove DECL_INITIAL
2289 of removed node; ggc_free the varpool node.
2291 2010-05-04 Richard Guenther <rguenther@suse.de>
2293 PR tree-optimization/43879
2294 * tree-ssa-structalias.c (alias_get_name): Use
2295 DECL_ASSEMBLER_NAME if available.
2296 (create_function_info_for): Return the varinfo node.
2297 (ipa_pta_execute): Associate same-body aliases and extra names
2298 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
2300 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
2302 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
2304 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
2307 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
2308 only if HONOR_REG_ALLOC_ORDER is not defined.
2310 2010-05-04 Richard Guenther <rguenther@suse.de>
2312 PR tree-optimization/43949
2313 * tree-vrp.c (extract_range_from_binary_expr): Only handle
2316 2010-04-26 Jason Merrill <jason@redhat.com>
2318 * c.opt (-fstrict-enums): New.
2319 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
2321 2010-05-03 David Ung <davidu@mips.com>
2322 James E. Wilson <wilson@codesourcery.com>
2324 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
2325 emit the trap instruction before the divide for TUNE_74K.
2327 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
2329 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
2330 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
2331 based on the above, for new target hook.
2333 * hooks.c (hook_bool_mode_true): New generic hook.
2334 * hooks.h (hook_bool_mode_true): Add prototype.
2336 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
2338 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
2339 target hook, set to hook_bool_mode_false.
2340 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
2341 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
2342 with targetm.small_register_classes_for_mode_p.
2343 (find_reusable_reload): Likewise.
2344 (combine_reloads): Likewise.
2345 * reload1.c (reload_as_needed): Likewise.
2346 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
2347 * ifcvt.c (noce_process_if_block, check_cond_move_block,
2348 dead_or_predicable): Likewise.
2349 * regmove.c (optimize_reg_copy_1): Likewise.
2350 * calls.c (prepare_call_address): Likewise.
2351 (precompute_register_parameters): Likewise.
2353 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
2355 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
2356 implementation of the hook that considers all register classes
2357 small except for SH64.
2358 (sh_override_options): Use the new hook.
2359 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
2362 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
2364 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
2365 implementation of the hook that considers all register classes
2367 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
2370 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
2372 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
2373 implementation of the hook that considers all register classes
2375 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
2378 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
2380 * config/m32c/m32c.h: Likewise.
2381 * config/pdp11/pdp11.h: Likewise.
2382 * config/avr/avr.h: Likewise.
2383 * config/xtensa/xtensa.h: Likewise.
2384 * config/m68hc11/m68hc11.h: Likewise.
2385 * config/mn10300/mn10300.h: Likewise.
2386 * config/mcore/mcore.h: Likewise.
2387 * config/h8300/h8300.h: Likewise.
2388 * config/bfin/bfin.h: Likewise.
2390 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
2391 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
2393 2010-05-03 Anatoly Sokolov <aesok@post.ru>
2395 * double-int.h (tree_to_double_int): Remove macro.
2396 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
2397 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2398 (tree_to_double_int): New function.
2399 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
2401 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2403 2010-05-03 Richard Guenther <rguenther@suse.de>
2405 PR tree-optimization/43971
2406 * tree-ssa-structalias.c (get_constraint_for_1): Fix
2407 constraints in the !flag_delete_null_pointer_checks case.
2409 2010-05-03 Jakub Jelinek <jakub@redhat.com>
2412 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
2413 result mode matches original rtl mode.
2415 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
2418 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
2420 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2422 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
2423 when processing flag options.
2425 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2427 * gcov-iov.c (main): Change format string placeholder
2428 from %#08x to 0x%08x.
2429 * genchecksum.c (dosum): Change format string placeholder
2430 from %#02x to 0x%02x.
2432 2010-05-02 Richard Guenther <rguenther@suse.de>
2434 PR tree-optimization/43879
2435 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
2437 2010-05-02 Bruno Haible <bruno@clisp.org>
2439 * doc/extend.texi (Function Attributes): Fix a typo.
2441 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2444 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
2445 placeholder from 0x%x to %#x.
2446 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2447 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2448 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2449 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2450 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2451 * config/i386/i386.c (ix86_target_string): Ditto.
2452 * config/i386/i386.c (output_pic_addr_const): Ditto.
2453 (print_operand): Ditto.
2455 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2457 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
2458 placeholder from 0x%x to %#x.
2459 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
2460 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
2461 (ASM_OUTPUT_DEBUG_DATA): Ditto.
2462 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
2463 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
2464 * optc-gen.awk: Ditto.
2465 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
2466 (HOST_WIDE_INT_PRINT_HEX): Ditto.
2467 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
2468 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2470 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2472 * target.h (struct calls): Add function_value_regno_p field.
2473 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
2474 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
2475 * targhooks.c (default_function_value_regno_p): New function.
2476 * targhooks.h (default_function_value_regno_p): Declare function.
2477 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
2478 * builtins.c. (apply_result_size): (Ditto.).
2479 * combine.c. (likely_spilled_retval_p): (Ditto.).
2480 * mode-switching.c. Include 'target.h'.
2481 (create_pre_exit): Use function_value_regno_p hook.
2482 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
2483 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
2484 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
2486 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
2487 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
2488 (ix86_function_value_regno_p): Declare as static, change argument
2489 type to const unsigned int.
2490 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
2492 2010-05-01 Richard Guenther <rguenther@suse.de>
2494 PR tree-optimization/43949
2495 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
2497 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
2499 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2501 * rtl.h (CONST_DOUBLE_P): Define.
2502 (rtx_to_double_int): Declare.
2503 * emit-rtl.c (rtx_to_double_int): New function.
2504 * dwarf2out.c (insert_double): New function.
2505 (loc_descriptor, add_const_value_attribute): Clean up, use
2506 rtx_to_double_int and insert_double functions.
2508 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
2510 * doc/extend.texi (Inline): Add missing return keyword to examples.
2511 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
2514 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
2516 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
2517 the variable part of the offset as well. Use highest_pow2_factor for
2518 all alignment checks.
2520 2010-04-30 Richard Guenther <rguenther@suse.de>
2522 PR tree-optimization/43879
2523 * tree-ssa-structalias.c (type_could_have_pointers): Functions
2526 2010-04-30 Jan Hubicka <jh@suse.cz>
2528 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
2530 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
2532 2010-04-30 Jan Hubicka <jh@suse.cz>
2534 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
2536 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
2537 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
2538 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
2539 cgraph_node_set_needs_ltrans_p): Remove.
2541 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2543 * sdbout.c: Include vec.h, do not include varray.h.
2544 (deferred_global_decls, sdbout_global_decl,
2545 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
2546 * toplev.c: Do not include varray.h.
2547 (dump_memory_report): Do not dump VARRAY statistics.
2548 * gengtype.c (open_base_file): Ignore varray.h.
2549 * Makefile.in: Update for abovementioned changes.
2550 Remove all traces of varray.c and varray.h.
2551 * varray.c: Remove file.
2552 * varray.h: Remove file.
2554 2010-04-30 Jan Hubicka <jh@suse.cz>
2556 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
2559 2010-04-30 Jan Hubicka <jh@suse.cz>
2561 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
2564 2010-04-30 Richard Guenther <rguenther@suse.de>
2566 * tree-ssa-structalias.c (get_constraint_for_1): Generate
2567 constraints for CONSTRUCTOR.
2569 2010-04-30 Richard Guenther <rguenther@suse.de>
2572 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
2573 first after all lowering passes.
2575 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2577 * toplev.c: Include varray.h for statistics dumping.
2578 * tree.h: Do not declare varray_head_tag.
2579 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
2580 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
2581 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
2582 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
2583 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
2584 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
2585 c-common.c, c-common.h, reg-stack.c, basic-block.h,
2586 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
2588 * Makefile.in: Update for abovementioned changes.
2590 2010-04-30 Jakub Jelinek <jakub@redhat.com>
2593 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
2595 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
2597 * config/picochip/picochip.c (picochip_legitimize_address): Define.
2598 Use this function to do machine-specific conversion.
2599 (picochip_legitimize_reload_address): Likewise.
2600 (picochip_legitimate_address_p): Check valid base register only if
2602 (picochip_check_conditional_copy): Check for modw only if opnd is
2604 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
2605 to call the function in c.
2606 * config/picochip/picochip-protos.h
2607 (picochip_legitimize_reload_address): Define.
2608 * config/picochip/picochip.md (supported_compare1): Define.
2610 2010-04-30 Jan Hubicka <jh@suse.cz>
2612 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
2613 (cgraph_global_info): Remove inlined.
2614 (LTO_cgraph_tag_names): Remove.
2615 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
2616 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
2617 simplify cgraph tags and document.
2618 (lto_output_node): Use only LTO_cgraph_unavail_node and
2619 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
2620 for_functions_valid, global info, process and output flags.
2621 (input_overwrite_node): Initialize estimated stack size and
2622 estimated growth. Do not read flags we no longer store.
2623 (input_node): Likewise do not read info no longer stored.
2624 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
2627 2010-04-30 Richard Guenther <rguenther@suse.de>
2629 PR tree-optimization/43879
2630 * tree-ssa-structalias.c (get_constraint_for_1): Properly
2631 handle non-zero initializers.
2633 2010-04-30 Richard Guenther <rguenther@suse.de>
2635 * builtins.c (fold_builtin_1): Delete free (0).
2637 2010-04-29 Jan Hubicka <jh@suse.cz>
2639 * gengtype.c (open_base_files): Add lto-streamer.h
2640 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
2641 (pass_ipa_cp): GGC collect.
2642 * toplev. (compile_file): Do not output symbols.
2643 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
2644 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
2645 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
2646 * lto-section-in.c: Include ggc.h
2647 (lto_new_in_decl_state): Alloc in GGC.
2648 (lto_delete_in_decl_state): Likewise.
2649 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
2652 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2655 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
2656 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
2657 (HONOR_REG_ALLOC_ORDER): Describe new macro.
2658 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
2659 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
2660 account only if HONOR_REG_ALLOC_ORDER is not defined.
2661 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
2662 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
2664 2010-04-29 Jon Grant <04@jguk.org>
2666 * collect2.c (vflag): Change type from int to bool.
2668 (helpflag): New global bool.
2669 (main): Set vflag and debug with boolean, not integer truth values.
2670 Accept new "--help" option and output usage text if found.
2671 * collect2.h (vflag): Update prototype.
2674 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2677 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
2679 2010-04-29 Richard Guenther <rguenther@suse.de>
2682 * plugin.h (invoke_plugin_callbacks): Annotate arguments
2683 with ATTRIBUTE_UNUSED.
2685 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2688 * config/i386/i386.c (get_some_local_dynamic_name): Replace
2689 INSN_P with NONDEBUG_INSN_P.
2690 (distance_non_agu_define): Likewise.
2691 (distance_agu_use): Likewise.
2693 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2695 From Dominique d'Humieres <dominiq@lps.ens.fr>
2697 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
2700 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
2702 * plugin.h (invoke_plugin_callbacks): New inline function.
2703 * plugin.c (flag_plugin_added): New global flag.
2704 (add_new_plugin): Initialize above flag.
2705 (invoke_plugin_callbacks): Rename to ...
2706 (invoke_plugin_callbacks_full): ... this.
2708 2010-04-28 Jan Hubicka <jh@suse.cz>
2710 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
2711 (lto_varpool_replace_node): New.
2712 (lto_symtab_resolve_symbols): Resolve varpool nodes.
2713 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
2714 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
2715 * cgraph.h (varpool_node_ptr): New type.
2716 (varpool_node_ptr): New vector.
2717 (varpool_node_set_def): New structure.
2718 (varpool_node_set): New type.
2719 (varpool_node_set): New vector.
2720 (varpool_node_set_element_def): New structure.
2721 (varpool_node_set_element, const_varpool_node_set_element): New types.
2722 (varpool_node_set_iterator): New type.
2723 (varpool_node): Add prev pointers, add used_from_other_partition,
2725 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
2726 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
2727 varpool_get_node, varpool_remove_node): Declare.
2728 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
2729 varpool_node_set_size): New inlines.
2730 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
2731 * tree-pass.h (varpool_node_set_def): Forward declare.
2732 (ipa_opt_pass_d): Summary writting takes vnode sets too.
2733 (ipa_write_optimization_summaries): Update prototype.
2734 * ipa-cp.c (ipcp_write_summary): Update.
2735 * ipa-reference.c (ipa_reference_write_summary): Update.
2736 * lto-cgraph.c (lto_output_varpool_node): New static function.
2737 (output_varpool): New function.
2738 (input_varpool_node): New static function.
2739 (input_varpool_1): New function.
2740 (input_cgraph): Input varpool.
2741 * ipa-pure-const.c (pure_const_write_summary): Update.
2742 * lto-streamer-out.c (lto_output): Update, output varpool too.
2743 (write_global_stream): Kill WPA hack.
2744 (produce_asm_for_decls): Update.
2745 (output_alias_pair_p): Handle variables.
2746 (output_unreferenced_globals): Output only needed partition of varpool.
2747 * ipa-inline.c (inline_write_summary): Update.
2748 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
2750 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
2751 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
2752 varpool_node_set_new, varpool_node_set_add,
2753 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
2754 debug_varpool_node_set): New functions.
2755 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
2756 (execute_one_pass): Process new decls too.
2757 (ipa_write_summaries_2): Pass around vsets.
2758 (ipa_write_summaries_1): Likewise.
2759 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
2761 (ipa_write_optimization_summaries_1): Pass around vsets.
2762 (ipa_write_optimization_summaries): Likewise.
2763 * varpool.c (varpool_get_node): New.
2764 (varpool_node): Update doubly linked lists.
2765 (varpool_remove_node): New.
2766 (dump_varpool_node): More dumping.
2767 (varpool_enqueue_needed_node): Update doubly linked lists.
2768 (decide_is_variable_needed): Kill ltrans hack.
2769 (varpool_finalize_decl): Kill lto hack.
2770 (varpool_assemble_decl): Skip decls in other partitions.
2771 (varpool_assemble_pending_decls): Update doubly linkes lists.
2772 (varpool_empty_needed_queue): Likewise.
2773 (varpool_extra_name_alias): Likewise.
2774 * lto-streamer.c (lto_get_section_name): Add vars section.
2775 * lto-streamer.h (lto_section_type): Update.
2776 (output_varpool, input_varpool): Declare.
2778 2010-04-28 Mike Stump <mikestump@comcast.net>
2780 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
2782 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2784 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
2785 record or union type with RECORD_OR_UNION_TYPE_P predicate.
2786 (lto_input_ts_type_tree_pointers): Likewise.
2787 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
2788 (lto_output_ts_type_tree_pointers): Likewise.
2790 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2792 Uniquization of constants at the Tree level
2793 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
2794 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
2796 (tree_output_constant_def): Declare.
2797 * gimplify.c (gimplify_init_constructor): When using block copy, first
2798 uniquize the constant constructor on the RHS.
2799 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
2800 DECL_IN_CONSTANT_POOL flag.
2801 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
2802 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
2804 (assemble_variable): Deal with symbols belonging to the tree constant
2806 (get_constant_section): Add ALIGN parameter and simplify.
2807 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
2808 (assemble_constant_contents): Use the expression of the VAR_DECL.
2809 (output_constant_def_contents): Use the alignment of the VAR_DECL.
2810 (tree_output_constant_def): New global function.
2811 (mark_constant): Use the expression of the VAR_DECL.
2812 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
2814 (output_object_block): Likewise and assemble the expression.
2816 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2818 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
2819 hash_tree, eq_tree): New tree hash table.
2820 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
2821 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
2822 lto_orig_address_remove): Reimplement.
2824 2010-04-28 Xinliang David Li <davidxl@google.com>
2827 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
2828 (compute_uninit_opnds_pos): New function.
2829 (is_non_loop_exit_postdominating): New function.
2830 (compute_control_dep_chain): New function.
2831 (find_pdom): New function.
2832 (convert_control_dep_chain_into_preds): New function.
2833 (find_predicates): New function.
2834 (find_control_equiv_block): New function.
2835 (collect_phi_def_edges): New function.
2836 (find_def_preds): New function.
2837 (find_dom): New function.
2838 (dump_predicates): New function.
2839 (get_cmp_code): New function.
2840 (is_value_included_in): New function.
2841 (find_matching_predicate_in_rest_chains): New function.
2842 (use_pred_not_overlap_with_undef_path_pred): New function.
2843 (is_use_properly_guarded): New function.
2844 (normalize_cond_1): New function.
2845 (is_and_or_or): New function.
2846 (normalize_cond): New function.
2847 (is_gcond_subset_of): New function.
2848 (is_subset_of_any): New function.
2849 (is_or_set_subset_of): New function.
2850 (is_and_set_subset_of): New function.
2851 (is_norm_cond_subset_of): New function.
2852 (is_pred_expr_subset_of): New function.
2853 (is_pred_chain_subset_of): New function.
2854 (is_included_in): New function.
2855 (is_superset_of): New function.
2856 (find_uninit_use): New function.
2857 (warn_uninitialized_phi): New function.
2858 (compute_possibly_undefined_names): New function.
2859 (ssa_undefined_value_p): New function.
2860 (execute_late_warn_uninitialized): New function.
2861 * tree-ssa.c (ssa_undefined_value_p): Removed.
2862 (warn_uninit): Changed to extern.
2863 (warn_uninitialized_phi): Removed.
2864 (warn_uninitialized_vars): Changed to extern.
2865 (execute_late_warn_uninitialized): Removed
2866 * tree-flow.h: Add new prototypes.
2867 * timevar.def: Add new time variable.
2868 * Makefile.in: Add new build file.
2870 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
2872 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2875 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2878 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
2880 2010-04-28 Martin Jambor <mjambor@suse.cz>
2882 * cgraph.h (struct cgraph_node): New field indirect_calls.
2883 (struct cgraph_indirect_call_info): New type.
2884 (struct cgraph_edge): Removed field indirect_call. New fields
2885 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
2886 (cgraph_create_indirect_edge): Declare.
2887 (cgraph_make_edge_direct): Likewise.
2888 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
2889 * ipa-prop.h (struct ipa_param_call_note): Removed.
2890 (struct ipa_node_params): Removed field param_calls.
2891 (ipa_create_all_structures_for_iinln): Declare.
2892 * cgraph.c: Described indirect edges and uids in initial comment.
2893 (cgraph_add_edge_to_call_site_hash): New function.
2894 (cgraph_edge): Search also among the indirect edges, use
2895 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
2896 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
2897 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
2899 (initialize_inline_failed): Assign a reason to indirect edges.
2900 (cgraph_create_edge_1): New function.
2901 (cgraph_create_edge): Moved some functionality to
2902 cgraph_create_edge_1.
2903 (cgraph_create_indirect_edge): New function.
2904 (cgraph_edge_remove_callee): Add an assert checking for
2906 (cgraph_edge_remove_caller): Special-case indirect edges.
2907 (cgraph_remove_edge): Likewise.
2908 (cgraph_set_edge_callee): New function.
2909 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
2910 (cgraph_make_edge_direct): New function.
2911 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
2912 the declaration of the call statement matches.
2913 (cgraph_node_remove_callees): Special-case indirect edges.
2914 (cgraph_clone_edge): Likewise.
2915 (cgraph_clone_node): Clone also the indirect edges.
2916 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
2917 indirect_call, dump count of indirect_calls edges.
2918 * ipa-prop.c (iinlining_processed_edges): New variable.
2919 (ipa_note_param_call): Create indirect edges instead of
2920 creating notes. New parameter node.
2921 (ipa_analyze_call_uses): New parameter node, pass it on to
2922 ipa_note_param_call.
2923 (ipa_analyze_stmt_uses): Likewise.
2924 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
2925 (print_edge_addition_message): Work on edges rather than on notes.
2926 (update_call_notes_after_inlining): Likewise, renamed to
2927 update_indirect_edges_after_inlining.
2928 (ipa_create_all_structures_for_iinln): New function.
2929 (ipa_free_node_params_substructures): Do not free notes.
2930 (ipa_edge_duplication_hook): Propagate bits within
2931 iinlining_processed_edges bitmap.
2932 (ipa_node_duplication_hook): Do not duplicate notes.
2933 (free_all_ipa_structures_after_ipa_cp): Renamed to
2934 ipa_free_all_structures_after_ipa_cp.
2935 (free_all_ipa_structures_after_iinln): Renamed to
2936 ipa_free_all_structures_after_iinln.
2937 (ipa_write_param_call_note): Removed.
2938 (ipa_read_param_call_note): Removed.
2939 (ipa_write_indirect_edge_info): New function.
2940 (ipa_read_indirect_edge_info): Likewise.
2941 (ipa_write_node_info): Do not stream notes, do stream information
2943 (ipa_read_node_info): Likewise.
2944 (lto_ipa_fixup_call_notes): Removed.
2945 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
2946 * ipa-inline.c (pass_ipa_inline): Likewise.
2947 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
2948 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
2949 * tree-inline.c (copy_bb): Removed an unnecessary double check for
2951 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
2953 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
2954 (output_cgraph): Stream also indirect edges.
2955 (lto_output_edge): Added capability to stream indirect edges.
2956 (input_edge): Likewise.
2957 (input_cgraph_1): Likewise.
2958 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
2961 2010-04-28 Richard Guenther <rguenther@suse.de>
2963 PR tree-optimization/43879
2964 PR tree-optimization/43909
2965 * tree-ssa-structalias.c (struct variable_info): Add
2966 only_restrict_pointers flag.
2967 (new_var_info): Initialize it. Increment stats.total_vars here.
2968 (create_function_info_for): Do not increment stats.total_vars here.
2969 (get_function_part_constraint): Fix build with C++.
2970 (insert_into_field_list): Remove.
2971 (push_fields_onto_fieldstack): Properly merge fields.
2972 (create_variable_info_for): Split and simplify.
2973 (create_variable_info_for_1): New piece.
2974 (intra_create_variable_infos): Properly make restrict constraints
2977 2010-04-28 Richard Guenther <rguenther@suse.de>
2980 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
2982 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
2983 Jan Hubicka <hubicka@ucw.cz>
2985 * doc/invoke.texi (-Wsuggest-attribute=const,
2986 -Wsuggest-attribute=pure): Document.
2987 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
2988 (function_always_visible_to_compiler_p,
2989 suggest_attribute, warn_function_pure, warn_function_const):
2991 (check_call): Improve debug info.
2992 (analyze_function): Do not check availability.
2993 (add_new_function): Check availability.
2994 (propagate): Output warnings.
2995 (skip_function_for_local_pure_const): New function.
2996 (local_pure_const): Use it; output warnings.
2997 * common.opt (Wsuggest-attribute=const,
2998 Wsuggest-attribute=pure): New.
3000 2010-04-27 Jakub Jelinek <jakub@redhat.com>
3002 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
3003 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
3004 or DW_CFA_def_cfa_offset{,_sf}.
3006 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
3008 * tree.h: Fix truncated long macros.
3010 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
3012 * collect2.c (TARGET_64BIT): Redefine to target's default.
3013 * tlink.c: Likewise.
3014 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
3015 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
3016 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
3017 for underscoring __USER_LABEL_PREFIX__.
3018 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
3019 (SUB_LINK_ENTRY32): New.
3020 (SUB_LINK_ENTRY64): New.
3021 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
3022 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
3023 (SUB_LINK_ENTRY64): New.
3024 (SUB_LINK_ENTRY): New.
3025 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
3026 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
3027 x64 target is choosen.
3028 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
3029 * configure: Regenerated.
3030 * configure.ac (leading-mingw64-underscores): Option added.
3032 2010-04-27 Jan Hubicka <jh@suse.cz>
3034 * doc/invoke.texi (-fipa-profile): Document.
3035 * opts.c (decode_options): Enable ipa-profile at -O1.
3036 * timevar.def (TV_IPA_PROFILE): Define.
3037 * common.opt (fipa-profile): Add.
3038 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
3040 (cgraph_propagate_frequency): Handle only local ones.
3041 * tree-pass.h (pass_ipa_profile): Declare.
3042 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
3043 (pass_ipa_profile): Use TV_IPA_PROFILE.
3044 * ipa.c (ipa_profile): New function.
3045 (gate_ipa_profile): Likewise.
3046 (pass_ipa_profile): New global variable.
3047 * passes.c (pass_ipa_profile): New.
3049 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
3051 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
3053 2010-04-27 Martin Jambor <mjambor@suse.cz>
3056 * ipa.c (dissolve_same_comdat_group_list): New function.
3057 (function_and_variable_visibility): Call
3058 dissolve_same_comdat_group_list when comdat group contains external or
3060 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
3061 lists are circular and that they contain only DECL_ONE_ONLY nodes.
3063 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
3065 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
3066 (const_hash_1) <VECTOR_CST>: New case.
3067 (compare_constant) <VECTOR_CST>: Likewise.
3068 <ADDR_EXPR>: Deal with LABEL_REFs.
3069 (copy_constant) <VECTOR_CST>: New case.
3071 2010-04-27 Jan Hubicka <jh@suse.cz>
3073 * cgraph.c (cgraph_propagate_frequency): New function.
3074 * cgraph.h (cgraph_propagate_frequency): Declare.
3075 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
3076 cgraph_propagate_frequency.
3078 2010-04-27 Jakub Jelinek <jakub@redhat.com>
3080 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
3082 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
3085 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
3086 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
3087 here to determine which regs to push and how much stack to reserve.
3089 2010-04-27 Jie Zhang <jie@codesourcery.com>
3091 * doc/gimple.texi (gimple_statement_with_ops): Remove
3092 addresses_taken field.
3093 (gimple_statement_with_memory_ops): Likewise.
3095 2010-04-27 Jan Hubicka <jh@suse.cz>
3097 * tree-inline.c (eni_inlining_weights): Remove.
3098 (estimate_num_insns): Special case more builtins.
3100 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
3103 * c-typeck.c (build_binary_op): Move forward check for comparison
3104 pointer with null pointer constant and adjust the diagnostic message.
3106 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
3109 * configure.ac (gcc_cv_as_section_has_align): Set if installed
3110 binutils supports extended .section directive needed by LTO, or
3111 warn if older binutils found.
3112 (LTO_BINARY_READER): New AC_SUBST'd variable.
3113 (LTO_USE_LIBELF): Likewise.
3114 * gcc/config.gcc (lto_binary_reader): New target-specific configure
3116 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
3117 (LTO_USE_LIBELF): Likewise.
3118 * configure: Regenerate.
3120 * collect2.c (is_elf): Rename from this ...
3121 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
3122 object files in addition to ELF-formatted ones.
3123 (scan_prog_file): Caller updated. Also allow for LTO info marker
3124 symbol to be prefixed or not by an extra underscore.
3126 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
3127 * config/i386/winnt.c: Also #include lto-streamer.h
3128 (i386_pe_asm_named_section): Specify 1-byte section alignment for
3130 (i386_pe_asm_output_aligned_decl_common): Add comment.
3131 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
3133 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
3136 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
3137 Add missing earlyclobber for second alternative.
3139 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
3141 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
3142 bits for artificial defs at the top of the block.
3143 * fwprop.c (single_def_use_enter_block): Don't call it.
3145 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
3148 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
3149 instead of "$gcc_cv_objdump -T".
3150 Use "-undefined dynamic_lookup" on darwin.
3151 * gcc/configure: Regenerate.
3153 2010-04-26 Jakub Jelinek <jakub@redhat.com>
3156 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
3158 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
3160 * c-parser.c (struct c_token): Move location field up.
3161 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
3162 (struct c_declspecs): Convert typespec_word, storage_class, and
3163 default_int_p into bitfields.
3164 (struct c_declarator): Move loc field up.
3166 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
3168 * cfgloop.h (struct loop): Move can_be_parallel field up.
3169 * ipa-prop.h (struct ip_node_params): Move bitfields up.
3170 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
3172 (struct iv_cand): Convert pos field into a bitfield.
3173 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
3175 (struct _stmt_vec_info): Shuffle fields for better packing.
3177 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
3179 * varasm.c (IN_NAMED_SECTION): Remove guard.
3180 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
3181 (IN_NAMED_SECTION_P): ...this.
3182 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
3183 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
3185 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
3187 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
3188 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
3189 of shadowing it. Fix comments.
3191 2010-04-26 Jan Hubicka <jh@suse.cz>
3193 * cgraph.c (cgraph_create_node): Set node frequency to normal.
3194 (cgraph_clone_node): Copy function frequency.
3195 * cgraph.h (node_frequency): New enum
3196 (struct cgraph_node): Add.
3197 * final.c (rest_of_clean_state): Update.
3198 * lto-cgraph.c (lto_output_node): Output node frequency.
3199 (input_overwrite_node): Input node frequency.
3200 * tre-ssa-loop-ivopts (computation_cost): Update.
3201 * lto-streamer-out.c (output_function): Do not output function
3203 * predict.c (maybe_hot_frequency_p): Update and handle functions
3205 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
3207 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
3208 (compute_function_frequency): Set noreturn functions to be executed
3210 (choose_function_section): Update.
3211 * lto-streamer-in.c (input_function): Do not input function frequency.
3212 * function.c (allocate_struct_function): Do not initialize function
3214 * function.h (function_frequency): Remove.
3215 (struct function): Remove function frequency.
3216 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
3217 (try_update): Update.
3218 * tree-inline.c (initialize_cfun): Do not update function frequency.
3219 * passes.c (pass_init_dump_file): Update.
3220 * i386.c (ix86_compute_frame_layout): Update.
3221 (ix86_pad_returns): Update.
3223 2010-04-26 Jie Zhang <jie@codesourcery.com>
3225 PR tree-optimization/43833
3226 * tree-vrp.c (range_int_cst_p): New.
3227 (range_int_cst_singleton_p): New.
3228 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
3229 when both operands are constants. Use range_int_cst_p in
3232 2010-04-26 Jan Hubicka <jh@suse.cz>
3234 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
3236 2010-04-26 Richard Guenther <rguenther@suse.de>
3239 * gimple.c (gimple_decl_printable_name): Deal gracefully
3240 with a NULL DECL_NAME.
3242 2010-04-26 Richard Guenther <rguenther@suse.de>
3245 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
3246 if emitting debug information and it is either a function
3247 or a namespace decl.
3249 2010-04-26 Ira Rosen <irar@il.ibm.com>
3251 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
3252 determine if the statement is vectorizable, and a macro to access it.
3253 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3254 Skip statements that can't be vectorized. If the analysis fails,
3255 mark the statement as unvectorizable if vectorizing basic block.
3256 (vect_compute_data_refs_alignment): Likewise.
3257 (vect_verify_datarefs_alignment): Skip statements marked as
3258 unvectorizable. Add print.
3259 (vect_analyze_group_access): Skip statements that can't be
3260 vectorized. If the analysis fails, mark the statement as
3261 unvectorizable if vectorizing basic block.
3262 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
3263 * tree-vect-stmts.c (vectorizable_store): Fix the number of
3264 generated stmts for SLP.
3265 (new_stmt_vec_info): Initialize the new field.
3266 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
3267 statements marked as unvectorizable.
3269 2010-04-25 Joseph Myers <joseph@codesourcery.com>
3271 * c-common.c (flag_isoc1x): New.
3272 (flag_isoc99): Update comment.
3273 * c-common.h (flag_isoc1x): New.
3274 (flag_isoc99): Update comment.
3275 * c-cppbuiltin.c (builtin_define_float_constants): Also define
3276 __<type>_DECIMAL_DIG__.
3277 * c-opts.c (set_std_c1x): New.
3278 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
3279 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
3280 * c.opt (-std=c1x, -std=gnu1x): New options.
3281 * doc/cpp.texi: Mention -std=c1x.
3282 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
3283 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
3284 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
3285 * doc/standards.texi: Mention C1X.
3286 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
3287 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
3288 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
3291 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
3293 * config/i386/gmon-sol2.c (_mcleanup): Change format string
3294 placeholder from 0x%x to %#x.
3295 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
3296 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
3297 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
3298 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
3299 * config/i386/i386.c (ix86_target_string): Ditto.
3300 (output_pic_addr_const): Ditto.
3301 (print_operand): Ditto.
3303 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
3305 * combine.c (find_split_point): Add third argument. Use it
3306 to find nested multiply-accumulate instructions. Adjust calls.
3307 (try_combine): Adjust call to find_split_point.
3309 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
3311 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
3313 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
3315 PR tree-optimization/41442
3316 * fold-const.c (merge_truthop_with_opposite_arm): New function.
3317 (fold_binary_loc): Call it.
3319 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3321 * toplev.c (general_init): Set default for fdiagnostics-show-option.
3322 * opts.c (common_handle_option): Allow disabling it.
3323 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
3325 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
3327 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
3328 between modes if both types are integral.
3330 2010-04-23 Richard Guenther <rguenther@suse.de>
3332 PR tree-optimization/43572
3333 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
3335 2010-04-23 Richard Guenther <rguenther@suse.de>
3338 * tree-inline.c (tree_can_inline_p): Also check compatibility
3341 2010-04-23 Martin Jambor <mjambor@suse.cz>
3343 PR tree-optimization/43846
3344 * tree-sra.c (struct access): New flag grp_assignment_read.
3345 (build_accesses_from_assign): Set grp_assignment_read.
3346 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
3347 (enum mark_read_status): New type.
3348 (analyze_access_subtree): Propagate grp_assignment_read, create
3349 accesses also if both direct_read and root->grp_assignment_read.
3351 2010-04-23 Martin Jambor <mjambor@suse.cz>
3354 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
3355 function does not have type attributes.
3357 2010-04-23 Richard Guenther <rguenther@suse.de>
3360 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
3363 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3365 * sese.h (create_if_region_on_edge): Remove.
3367 * sese.c (create_if_region_on_edge): Make static.
3369 * tree-inline.c: Do not include ggc.h.
3371 * expr.c: Do not include ggc.h.
3373 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
3376 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
3379 * config/sh/sh.c (find_barrier): Don't emit a constant pool
3380 in the middle of insns for casesi_worker_2.
3382 2010-04-22 David Edelsohn <edelsohn@gnu.org>
3384 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
3386 2010-04-22 Ira Rosen <irar@il.ibm.com>
3388 PR tree-optimization/43842
3389 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
3390 loop unrolling in update of exit phis. Fix comment.
3391 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
3392 least two reduction statements in the loop before starting SLP
3395 2010-04-22 Nick Clifton <nickc@redhat.com>
3397 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
3399 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
3401 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
3404 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3406 * tree-parloops.c (loop_parallel_p): New argument
3407 parloop_obstack. Pass it down.
3408 (parallelize_loops): New variable parloop_obstack. Initialize it,
3409 pass it down, free it.
3411 * tree-loop-linear.c (linear_transform_loops): Pass down
3414 * tree-data-ref.h (lambda_compute_access_matrices): New argument
3415 of type struct obstack *.
3417 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
3418 scratch_obstack. Initialize it, pass down, free it.
3420 * lambda.h (lambda_loop_new): Remove.
3421 (lambda_matrix_new, lambda_matrix_inverse)
3422 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
3423 argument of type struct obstack *.
3425 * lambda-trans.c (lambda_trans_matrix_new): New argument
3426 lambda_obstack. Pass it down, use obstack allocation for ret.
3427 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
3430 * lambda-mat.c (lambda_matrix_get_column)
3431 (lambda_matrix_project_to_null): Remove.
3432 (lambda_matrix_new): New argument lambda_obstack. Use obstack
3434 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
3437 * lambda-code.c (lambda_loop_new): New function.
3438 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
3439 (lambda_compute_auxillary_space, lambda_compute_target_space)
3440 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
3441 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
3442 (build_access_matrix): New argument lambda_obstack. Use obstack
3444 (lambda_compute_step_signs, lambda_compute_access_matrices): New
3445 argument lambda_obstack. Pass it down.
3447 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3449 * optabs.h (expand_widening_mult): Declare.
3451 2010-04-22 Richard Guenther <rguenther@suse.de>
3453 PR tree-optimization/43845
3454 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
3455 lookup the CALL_EXPR function and arguments.
3457 2010-04-22 Nick Clifton <nickc@redhat.com>
3459 * config/stormy16/stormy16.c
3460 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
3461 * config/stormy16/stormy16.h: Tidy up formatting.
3462 (DONT_USE_BUILTIN_SETJMP): Remove definition.
3463 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
3464 (ineqbranchsi): Delete pattern.
3465 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
3466 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
3467 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
3468 stormy16-lib2-ucmpsi2.c.
3470 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3472 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
3473 df_simulate_find_noclobber_defs as appropriate. Keep track of an
3474 extra set merge_set_noclobber, and use it to relax the final test
3476 * df.h (df_simulate_find_noclobber_defs): Declare.
3477 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
3479 (df_simulate_find_noclobber_defs): New function.
3481 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
3483 * config/i386/i386.md: Use {} around multi-line preparation statements.
3485 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3487 * c-tree.h (push_init_level, pop_init_level, set_init_index)
3488 (process_init_element): New argument of type struct obstack *.
3490 * c-typeck.c (push_init_level, pop_init_level, set_designator)
3491 (set_init_index, set_init_label, set_nonincremental_init)
3492 (set_nonincremental_init_from_string, find_init_member)
3493 (output_init_element, output_pending_init_elements)
3494 (process_init_element): New argument braced_init_obstack. Pass it
3496 (push_range_stack, add_pending_init): New argument
3497 braced_init_obstack. Use obstack allocation.
3499 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
3500 braced_init_obstack. Pass it down.
3501 (c_parser_braced_init): New variables ret, braced_init_obstack.
3502 Initialize obstack, pass it down and finally free it.
3504 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3507 * tree-pass.h (pass_optimize_widening_mul): Declare.
3508 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
3509 gate_optimize_widening_mul): New static functions.
3510 (pass_optimize_widening_mul): New.
3511 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
3512 <case MULT_EXPR>: Remove support for widening multiplies.
3513 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
3514 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
3515 simplify_gen_unary rather than directly building extensions.
3516 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
3518 * expmed.c (expand_widening_mult): New function.
3519 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
3521 2010-04-21 Jan Hubicka <jh@suse.cz>
3523 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
3524 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
3525 * lto-wpa-fixup.c: Remove.
3526 * Makefile.in (lto-wpa-fixup.o): Remove.
3527 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
3528 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
3529 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
3531 2010-04-21 Jan Hubicka <jh@suse.cz>
3533 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
3534 add write_optimization_summary, read_optimization_summary.
3535 (ipa_write_summaries_of_cgraph_node_set): Remove.
3536 (ipa_write_optimization_summaries): Declare.
3537 (ipa_read_optimization_summaries): Declare.
3538 * ipa-cp.c (pass_ipa_cp): Update.
3539 * ipa-reference.c (pass_ipa_reference): Update.
3540 * ipa-pure-const.c (pass_ipa_pure_const): Update.
3541 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
3543 * ipa-inline.c (pass_ipa_inline): Update.
3544 * ipa.c (pass_ipa_whole_program): Update.
3545 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
3546 * passes.c (ipa_write_summaries_1): Do not test wpa.
3547 (ipa_write_optimization_summaries_1): New.
3548 (ipa_write_optimization_summaries): New.
3549 (ipa_read_summaries): Do not test ltrans.
3550 (ipa_read_optimization_summaries_1): New.
3551 (ipa_read_optimization_summaries): New.
3553 2010-04-21 Jan Hubicka <jh@suse.cz>
3555 * lto-cgraph.c (lto_output_node): Do not output comdat groups
3557 (output_cgraph): Do not arrange comdat groups for boundary nodes.
3559 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3562 * dwarf2out.c (add_name_and_src_coords_attributes): Add
3563 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
3565 2010-04-21 Jan Hubicka <jh@suse.cz>
3567 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
3569 2010-04-21 Jan Hubicka <jh@suse.cz>
3571 * varpool.c (decide_is_variable_needed): Variable is always needed
3574 2010-04-21 Jan Hubicka <jh@suse.cz>
3576 * opts.c (decode_options): Enable pure-const pass for whopr.
3578 2010-04-21 Jan Hubicka <jh@suse.cz>
3580 * cgraph.c (dump_cgraph_node): Dump also assembler name.
3581 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
3583 (cgraph_decide_inlining): Do not expect callee to be removed in all
3586 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
3588 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
3590 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3592 * config/i386/i386.md (x86_shrd): Add athlon_decode and
3593 amdfam10_decode attributes.
3595 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3598 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
3599 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
3600 (lower_copyprivate_clauses): Use private var in outer
3601 context instead of original var. Make sure the types
3602 are correct for VLAs.
3604 2010-04-21 Richard Guenther <rguenther@suse.de>
3606 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
3607 to non-pointer objects.
3609 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3611 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
3612 last chain entry if it starts with the still current label.
3613 (add_location_or_const_value_attribute): Check that
3614 loc_list->first->next is NULL instead of comparing ->first with ->last.
3615 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
3616 to add_var_loc_to_decl.
3618 * dwarf2out.c (output_call_frame_info): For dw_cie_version
3619 >= 4 add also address size and segment size fields into CIE header.
3621 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
3622 long as address size is the same as sizeof (void *) and
3624 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
3625 address size or segment size is unexpected, return DW_EH_PE_omit.
3626 (classify_object_over_fdes): If get_cie_encoding returned
3627 DW_EH_PE_omit, return -1.
3628 (init_object): If classify_object_over_fdes returned -1,
3629 pretend there were no FDEs at all.
3631 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3633 * config/i386/i386.md (bswap<mode>2): Macroize expander from
3634 bswap{si,di}2 using SWI48 mode iterator.
3635 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
3636 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
3637 set modrm attribute of bswap insn to 0 and remove length attribute.
3638 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
3639 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
3640 set mode attribute to <MODE> and remove length attribute.
3642 2010-04-20 James E. Wilson <wilson@codesourcery.com>
3644 PR rtl-optimization/43520
3645 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
3646 zero available registers.
3648 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3650 * builtins.c (fold_builtin_cproj): Fold more cases.
3652 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3654 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
3655 (fold_builtin_1): Fold builtin cproj.
3656 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
3657 Use ATTR_CONST_NOTHROW_LIST.
3659 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
3661 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
3662 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
3663 ffsi2_no_cmove for !TARGET_CMOVE.
3664 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
3665 (ffssi2): Remove expander.
3666 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
3668 (ctz<mode>2): Ditto from ctz{si,di}2.
3669 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
3671 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
3674 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3676 * dwarf2out.c (AT_linkage_name): Define.
3677 (clone_as_declaration): Handle DW_AT_linkage_name.
3678 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
3679 of DW_AT_MIPS_linkage_name.
3680 (move_linkage_attr): Likewise.
3681 (dwarf2out_finish): Likewise.
3683 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
3686 * fold-const.c (fold_comparison): New folding rule.
3688 2010-04-20 Anatoly Sokolov <aesok@post.ru>
3690 * double-int.h (double_int_setbit): Declare.
3691 * double-int.c (double_int_setbit): New function.
3692 * rtl.h (immed_double_int_const): Declare.
3693 * emit-rtl.c (immed_double_int_const): New function.
3694 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
3695 and immed_double_int_const functions.
3696 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
3697 expand_copysign_bit): (Ditto.).
3698 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
3699 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
3700 * dojump.c (prefer_and_bit_test): (Ditto.).
3701 * expr.c (convert_modes, reduce_to_bit_field_precision,
3702 const_vector_from_tree): (Ditto.).
3703 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3705 2010-04-20 Jan Hubicka <jh@suse.cz>
3707 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
3708 (dump_cgraph_node): Dump new flags.
3709 * cgraph.h (struct cgraph_node): Add flags
3710 reachable_from_other_partition and in_other_partition.
3711 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
3712 other partition can not be removed.
3713 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
3714 the other partition must be output; silence sanity checking on
3715 leaking functions bodies from other paritition.
3716 * lto-cgraph.c (reachable_from_other_partition_p): New function.
3717 (lto_output_node): Output new flags; do not sanity check that inline
3718 clones are output; drop lto_forced_extern_inline_p code; do not mock
3719 visibility flags at partition boundaries.
3720 (add_node_to): New function.
3721 (output_cgraph): Use it to sort functions so masters appear before
3723 (input_overwrite_node): Input new flags.
3724 * passes.c (ipa_write_summaries): Do not call
3725 lto_new_extern_inline_states.
3726 * lto-section-out.c (forced_extern_inline,
3727 lto_new_extern_inline_states lto_delete_extern_inline_states,
3728 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
3729 * lto-streamer.h (lto_new_extern_inline_states,
3730 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
3731 lto_forced_extern_inline_p): Kill.
3733 2010-04-20 Richard Guenther <rguenther@suse.de>
3735 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
3736 from vars that can have pointers.
3737 (process_constraint): Dump useless constraints.
3739 2010-04-20 Richard Guenther <rguenther@suse.de>
3741 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
3742 (dump_sa_points_to_info): Remove asserts.
3743 (init_base_vars): nothing_id isn't an escape point nor does it
3746 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3748 * tree.h (TYPE_REF_IS_RVALUE): Define.
3749 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
3750 should_move_die_to_comdat, prune_unused_types_walk): Handle
3751 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
3752 (modified_type_die, gen_reference_type_die): Emit
3753 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
3754 if TYPE_REF_IS_RVALUE and -gdwarf-4.
3756 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3759 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
3760 calls for -fpic -m31 if they have been sibcall optimized.
3762 2010-04-19 James E. Wilson <wilson@codesourcery.com>
3764 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
3765 ar.lc fixed and call-used.
3767 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
3769 2010-04-19 Jan Hubicka <jh@suse.cz>
3771 * opts.c (decode_options): Disable whpr incompatible passes.
3772 * lto/lto.c (lto_1_to_1_map): Skip clones.
3773 (read_cgraph_and_symbols): Do not mark everything as needed.
3774 (do_whole_program_analysis): Do map only after optimizing;
3775 set proper cgraph_state; use passmanager.
3777 2010-04-19 DJ Delorie <dj@redhat.com>
3779 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
3780 POINTER_PLUS_EXPR and fix them.
3782 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
3784 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
3785 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
3786 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
3787 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
3788 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
3789 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
3790 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
3791 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
3792 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
3793 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
3794 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
3796 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
3798 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
3799 (check_cond_move_block): Likewise.
3800 (cond_move_process_if_block): Likewise.
3801 (noce_find_if_block): Improve formatting.
3802 (find_if_header): Pass 0 to memset and tweak conditions.
3803 (cond_exec_find_if_block): Fix long lines and tweak conditions.
3805 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3807 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
3811 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
3812 with non-local decl doesn't need chain.
3814 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
3816 * ira-color.c (allocno_reload_assign): Avoid accumulating
3817 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
3819 2010-04-19 Martin Jambor <mjambor@suse.cz>
3821 * gimple.h (create_tmp_reg): Declare.
3822 * gimplify.c (create_tmp_reg): New function.
3823 (gimplify_return_expr): Use create_tmp_reg.
3824 (gimplify_omp_atomic): Likewise.
3825 (gimple_regimplify_operands): Likewise.
3826 * tree-dfa.c (make_rename_temp): Likewise.
3827 * tree-predcom.c (predcom_tmp_var): Likewise.
3828 (reassociate_to_the_same_stmt): Likewise.
3829 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
3830 (get_replaced_param_substitute): Likewise.
3831 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3832 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3833 * tree-ssa-pre.c (get_representative_for): Likewise.
3834 (create_expression_by_pieces): Likewise.
3835 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
3836 (create_tailcall_accumulator): Likewise.
3838 2010-04-19 Martin Jambor <mjambor@suse.cz>
3840 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
3842 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
3844 2010-04-19 Richard Guenther <rguenther@suse.de>
3846 PR tree-optimization/43796
3847 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
3848 from SCEV in the lattice.
3849 (vrp_visit_phi_node): Dump change.
3851 2010-04-19 Richard Guenther <rguenther@suse.de>
3853 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
3854 * configure: Re-generated.
3856 2010-04-19 Richard Guenther <rguenther@suse.de>
3858 PR tree-optimization/43783
3859 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
3860 constant ARRAY_REF operands two and three if possible.
3862 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
3865 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
3867 2010-04-19 Jie Zhang <jie@codesourcery.com>
3870 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
3872 2010-04-19 Ira Rosen <irar@il.ibm.com>
3874 PR tree-optimization/37027
3875 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
3876 and macro to access it.
3877 (vectorizable_reduction): Add argument.
3878 (vect_get_slp_defs): Likewise.
3879 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
3880 statements for possible use in SLP.
3881 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
3882 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
3883 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
3885 (vectorizable_reduction): Likewise.
3886 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
3888 (vectorizable_type_demotion, vectorizable_type_promotion,
3889 vectorizable_store): Likewise.
3890 (vect_analyze_stmt): Update call to vectorizable_reduction.
3891 (vect_transform_stmt): Likewise.
3892 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
3893 (vect_build_slp_tree): Fix indentation. Check that there are no loads
3894 from different interleaving chains in same node.
3895 (vect_slp_rearrange_stmts): New function.
3896 (vect_supported_load_permutation_p): Allow load permutations for
3897 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
3898 inside SLP nodes if necessary.
3899 (vect_analyze_slp_instance): Handle reductions.
3900 (vect_analyze_slp): Try to build SLP instances originating from groups
3902 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
3903 (vect_get_constant_vectors): Create initial vectors for reductions
3904 according to reduction code. Add new argument.
3905 (vect_get_slp_defs): Add new argument, pass it to
3906 vect_get_constant_vectors.
3907 (vect_schedule_slp_instance): Remove SLP tree root statements.
3909 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3911 * tree.h (ENUM_IS_SCOPED): Define.
3912 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
3913 for ENUM_IS_SCOPED enums.
3915 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
3917 * fold-const.c (fold_comparison): Use ssizetype.
3918 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
3919 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
3920 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
3921 * tree-object-size.c (compute_object_sizes): Use size_type_node.
3923 * tree.h (initialize_sizetypes): Remove parameter.
3924 (build_common_tree_nodes): Remove second parameter.
3925 * stor-layout.c (initialize_sizetypes): Remove parameter.
3926 Always create an unsigned type.
3927 (set_sizetype): Assert that the passed type is unsigned and simplify.
3928 * tree.c (build_common_tree_nodes): Remove second parameter.
3929 Adjust call to initialize_sizetypes.
3930 * c-decl.c (c_init_decl_processing): Remove second argument in call to
3931 build_common_tree_nodes.
3933 2010-04-18 Matthias Klose <doko@ubuntu.com>
3935 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
3937 2010-04-18 Ira Rosen <irar@il.ibm.com>
3939 PR tree-optimization/43771
3940 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
3941 load permutation doesn't have gaps.
3943 2010-04-18 Jan Hubicka <jh@suse.cz>
3945 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
3946 (sse_prologue_save_insn expander): Use new pattern.
3947 (sse_prologue_save_insn1): New pattern and splitter.
3948 (sse_prologue_save_insn): Update to deal also with 64bit aligned
3950 * i386.c (setup_incoming_varargs_64): Do not compute jump
3952 (ix86_gimplify_va_arg): Update alignment needed.
3953 (ix86_local_alignment): Do not align all local arrays to 128bit.
3955 2010-04-17 Jan Hubicka <jh@suse.cz>
3957 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
3959 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3961 * arm.md (negdi2): Remove redundant code to force values into a
3964 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3966 * arm/bpabi.S: Add EABI alignment attributes to objects.
3967 * arm/bpabi-v6m.S: Likewise.
3968 * arm/crti.asm: Likewise.
3969 * arm/crtn.asm: Likewise.
3970 * arm/lib1funcs.asm: Likewise.
3971 * arm/libunwind.S: Likewise.
3973 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3975 * arm-protos.h (tune_params): New structure.
3976 * arm.c (current_tune): New variable.
3977 (arm_constant_limit): Delete.
3978 (struct processors): Add pointer to the tune parameters.
3979 (arm_slowmul_tune): New tuning option.
3980 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
3981 (all_cores): Adjust to pick up the tuning model.
3982 (arm_constant_limit): New function.
3983 (arm_override_options): Select the appropriate tuning model. Delete
3984 initialization of arm_const_limit.
3985 (arm_split_constant): Use the new constant-limit model.
3986 (arm_rtx_costs): Pick up the current tuning model.
3987 * arm.md (is_strongarm, is_xscale): Delete.
3988 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
3989 for Xscale variant architectures.
3990 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3992 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3994 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3996 (arm_rtx_costs_1): Remove unused variable extra_cost.
3997 (arm_unwind_emit_set): Use variable offset.
3998 (thumb1_output_casesi): Remove unused variable flags.
4000 2010-04-16 Jeff Law <law@redhat.com>
4002 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
4003 needing assignment rather than doing a two-phase assignment. Remove
4004 unused variable 'm'.
4006 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4009 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
4011 2010-04-16 Doug Kwan <dougkwan@google.com>
4013 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
4014 (next_operand_entry_id): New static variable.
4015 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
4016 (add_to_ops_vec): Assigned unique ID to operand entry.
4017 (struct oecount_s): New field ID.
4018 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
4019 (undistribute_ops_list): Assign unique IDs to oecounts.
4020 (init_reassoc): reset next_operand_entry_id.
4022 2010-04-16 Doug Kwan <dougkwan@google.com>
4024 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
4025 missing left parenthesis.
4027 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
4029 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
4030 *btdi_rex64 using SWI48 mode iterator.
4031 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
4032 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
4033 *jcc_btdi_mask_rex64.
4035 2010-04-16 Anatoly Sokolov <aesok@post.ru>
4037 * double-int.h (tree_to_double_int): Convert to macro.
4038 * double-int.c (tree_to_double_int): Remove.
4040 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4043 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
4044 with want_address 2 and in case a single element list might be
4045 possible, call it again with want_address 0.
4047 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4049 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
4050 case 'W' print operands for HI mode.
4051 * config/h8300/h8300.h (Y0, Y2) : New constraints.
4052 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
4053 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
4054 * config/h8300/predicate.md (bit_register_indirect_operand): New.
4056 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
4058 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
4059 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
4060 #xx:3 and #xx:4 mode.
4062 * config/h8300/h8300.md (inverted load with HImode dest): Add
4063 support for H8300SX.
4065 * config/h8300/predicate.md (bit_operand): Allow immediate values that
4066 satisfy 'U' constraint.
4068 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4070 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
4071 * configure: Regenerate.
4072 * config.in: Regenerate.
4073 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
4076 2010-04-16 Richard Guenther <rguenther@suse.de>
4078 * tree.h (struct tree_decl_minimal): Move pt_uid ...
4079 (struct tree_decl_common): ... here.
4080 (DECL_PT_UID): Adjust.
4081 (SET_DECL_PT_UID): Likewise.
4082 (DECL_PT_UID_SET_P): Likewise.
4084 2010-04-16 Richard Guenther <rguenther@suse.de>
4086 PR tree-optimization/43572
4087 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
4088 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
4089 * tree-flow.h (is_call_clobbered): Remove.
4090 * tree-flow-inline.h (is_call_clobbered): Likewise.
4091 * tree-dfa.c (dump_variable): Do not dump call clobber state.
4092 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
4093 (execute_return_slot_opt): Adjust.
4094 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
4095 check for call clobbered vars here.
4096 (find_tail_calls): Move tailcall verification to the
4099 2010-04-16 Diego Novillo <dnovillo@google.com>
4101 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
4103 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
4106 * config/arm/arm.md (cbranchqi4): New pattern.
4107 * config/arm/predicates.md (const0_operand,
4108 cbranchqi4_comparison_operator): New predicates.
4110 2010-04-16 Richard Guenther <rguenther@suse.de>
4112 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
4113 (dump_gimple_stmt): Likewise.
4115 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
4117 * recog.h (struct recog_data): New field is_operator.
4118 (struct insn_operand_data): New field is_operator.
4119 * recog.c (extract_insn): Set recog_data.is_operator.
4120 * genoutput.c (output_operand_data): Emit code to set the
4122 * reload.c (find_reloads): Use it rather than testing for an
4123 empty constraint string.
4126 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
4127 If the previous insn is a cbranchsi4_insn with the same arguments,
4128 omit the compare instruction.
4130 * config/arm/arm.md (addsi3_cbranch): If destination is a high
4131 register, inputs must be low registers and we need a low register
4132 scratch. Handle alternative 2 like alternative 3.
4134 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4136 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
4137 don't call get_addr on both. If one expression is a VALUE and
4138 the other a REG, check VALUE's locs if the REG isn't among them.
4140 2010-04-16 Christian Bruel <christian.bruel@st.com>
4142 * config/sh/sh.h (sh_frame_pointer_required): New function.
4143 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
4144 (flag_omit_frame_pointer) Set.
4145 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
4146 (rounded_frame_size): Adjust size with outgoing_args_size.
4147 (sh_set_return_address): Must return from stack pointer.
4148 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
4149 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4150 (ACCUMULATE_OUTGOING_ARGS): Define.
4151 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
4152 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
4154 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
4157 * config/sh/sh.c (sh_legitimize_reload_address): Use
4158 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
4159 Remove a unneeded check for offset_base.
4161 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
4163 * configure: Regenerated.
4165 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4167 * config/s390/s390.c (s390_call_save_register_used): Switch back
4168 to HARD_REGNO_NREGS.
4170 2010-04-15 Richard Guenther <rguenther@suse.de>
4172 * alias.c (alias_set_subset_of): Handle alias-set zero
4175 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
4176 Julian Brown <julian@codesourcery.com>
4178 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
4179 alternatives according to use of high and low regs.
4180 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
4181 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
4182 optimizing for size on Thumb-2.
4184 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
4186 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
4188 2010-04-15 Richard Guenther <rguenther@suse.de>
4190 * tree-ssa-structalias.c (struct variable_info): Add
4192 (new_var_info): Initialize it.
4193 (dump_constraints): Support printing last added constraints.
4194 (debug_constraints): Adjust.
4195 (dump_constraint_graph): Likewise.
4196 (make_heapvar_for): Check for NULL cfun.
4197 (get_function_part_constraint): New function.
4198 (get_fi_for_callee): Likewise.
4199 (find_func_aliases): Properly implement IPA PTA constraints.
4200 (process_ipa_clobber): New function.
4201 (find_func_clobbers): Likewise.
4202 (insert_into_field_list_sorted): Remove.
4203 (create_function_info_for): Properly allocate vars for IPA mode.
4204 Do not use insert_into_field_list_sorted.
4205 (create_variable_info_for): Properly generate constraints for
4206 global vars in IPA mode.
4207 (dump_solution_for_var): Always dump the solution.
4208 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
4209 (find_what_var_points_to): Adjust.
4210 (pt_solution_set): Change.
4211 (pt_solution_ior_into): New function.
4212 (pt_solution_empty_p): Export.
4213 (pt_solution_includes_global): Adjust.
4214 (pt_solution_includes_1): Likewise.
4215 (pt_solutions_intersect_1): Likewise.
4216 (dump_sa_points_to_info): Check some invariants.
4217 (solve_constraints): Move constraint dumping ...
4218 (compute_points_to_sets): ... here.
4219 (ipa_pta_execute): ... and here.
4220 (compute_may_aliases): Do not re-compute points-to info
4221 locally if IPA info is available.
4222 (ipa_escaped_pt): New global var.
4223 (ipa_pta_execute): Properly implement IPA PTA.
4224 * tree-into-ssa.c (dump_decl_set): Support dumping
4225 decls not in referenced-vars.
4226 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
4227 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
4228 (dump_points_to_solution): Likewise.
4229 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
4230 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
4231 (remap_gimple_stmt): Reset call clobber/use information if necessary.
4232 (copy_decl_to_var): Copy DECL_PT_UID.
4233 (copy_result_decl_to_var): Likewise.
4234 * tree.c (make_node_stat): Initialize DECL_PT_UID.
4235 (copy_node_stat): Copy it.
4236 * tree.h (DECL_PT_UID): New macro.
4237 (SET_DECL_PT_UID): Likewise.
4238 (DECL_PT_UID_SET_P): Likewise.
4239 (struct tree_decl_minimal): Add pt_uid member.
4240 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
4241 (pt_solution_empty_p): Declare.
4242 (pt_solution_set): Adjust.
4243 (ipa_escaped_pt): Declare.
4244 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
4245 * gimple-pretty-print.c (pp_points_to_solution): New function.
4246 (dump_gimple_call): Dump call clobber/use information.
4247 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
4248 * tree-pass.h (TDF_ALIAS): New dump option.
4249 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
4250 * doc/invoke.texi (-fipa-pta): Update documentation.
4252 2010-04-15 Richard Guenther <rguenther@suse.de>
4254 * Makefile.in (OBJS-common): Add gimple-fold.o.
4255 (gimple-fold.o): New rule.
4256 * tree.h (maybe_fold_offset_to_reference,
4257 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
4259 * gimple.h: ... here.
4260 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
4261 may_propagate_address_into_dereference): Move prototypes ...
4262 * gimple.h: ... here.
4263 * tree-ssa-ccp.c (get_symbol_constant_value,
4264 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
4265 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
4266 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
4267 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
4268 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
4269 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
4270 gimplify_and_update_call_from_tree): Move ...
4271 * gimple-fold.c: ... here. New file.
4272 (ccp_fold_builtin): Rename to ...
4273 (gimple_fold_builtin): ... this.
4274 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
4276 2010-04-15 Richard Guenther <rguenther@suse.de>
4278 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
4279 fit_double_type, force_fit_type_double, add_double_with_sign,
4280 neg_double, mul_double_with_sign, lshift_double, rshift_double,
4281 lrotate_double, rrotate_double, div_and_round_double): Move ...
4282 * double-int.c: ... here.
4283 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
4284 add_double, neg_double, mul_double_with_sign, mul_double,
4285 lshift_double, rshift_double, lrotate_double, rrotate_double,
4286 div_and_round_double): Move prototypes ...
4287 * double-int.h: ... here.
4289 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
4292 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
4293 matching constraints to ensure inputs match the output.
4295 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
4298 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
4299 in an input-only operand.
4301 2010-04-15 Anatoly Sokolov <aesok@post.ru>
4303 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
4304 (double_int_not, double_int_lshift, double_int_rshift): Declare.
4305 (double_int_negative_p): Convert to static inline function.
4306 * double-int.c (double_int_lshift, double_int_lshift): New functions.
4307 (double_int_negative_p): Remove.
4308 * tree.h (lshift_double, rshift_double):
4309 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
4310 * fold-const.c (fold_convert_const_int_from_real,
4311 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
4312 (lshift_double): Change type of arith argument to bool.
4313 (rshift_double): Change type of arith argument to bool. Correct
4315 * expmed.c (mask_rtx, lshift_value): (Ditto.).
4317 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
4320 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
4321 at the start and end of the then/else blocks, and omit them from the
4323 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
4324 argument; all callers changed. Pass zero to old_insns_match_p instead.
4325 (flow_find_head_matching_sequence): New function.
4326 (old_insns_match_p): Check REG_EH_REGION notes for calls.
4327 * basic-block.h (flow_find_cross_jump,
4328 flow_find_head_matching_sequence): Declare functions.
4330 2010-04-14 Jason Merrill <jason@redhat.com>
4333 * c-common.c (attribute_takes_identifier_p): New fn.
4334 * c-common.h: Declare it.
4336 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4338 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
4340 (*udivmod<mode>4): Ditto.
4342 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4344 * config/i386/i386.md (maxmin_int): Rename code attribute from
4345 maxminiprefix and update all users.
4346 (maxmin_float): Ditto from maxminfprefix.
4347 (logic): Ditto from logicprefix.
4348 (absneg_mnemonic): Ditto from absnegprefix.
4349 * config/i386/mmx.md: Update all users of maxminiprefix,
4350 maxminfprefix and logicprefix for rename.
4351 * config/i386/sse.md: Ditto.
4352 * config/i386/sync.md (sync_<code><mode>): Update for
4355 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4358 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
4359 warnings converted to errors.
4361 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4363 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
4364 used insn_type variable.
4365 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
4366 to avoid set-but-not-used warning.
4368 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4370 * df-core.c (df_ref_debug): Change format string placeholder
4372 * dwarf2asm.c (dw2_asm_output_data_raw,
4373 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
4374 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
4375 * dwarf2out.c (output_cfi, output_cfi_directive,
4376 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
4377 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
4379 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
4380 * print-rtl.c (print_rtx): Ditto.
4382 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4385 * builtins.c (expand_builtin_pow_root): New function to expand pow
4386 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
4387 series of sqrt and cbrt calls under -ffast-math.
4388 (expand_builtin_pow): Call it.
4390 2010-04-14 Michael Matz <matz@suse.de>
4392 PR tree-optimization/42963
4393 * tree-cfg.c (touched_switch_bbs): New static variable.
4394 (group_case_labels_stmt): New function broken out from ...
4395 (group_case_labels): ... here, use the above.
4396 (start_recording_case_labels): Allocate touched_switch_bbs.
4397 (end_recording_case_labels): Deallocate it, call
4398 group_case_labels_stmt.
4399 (gimple_redirect_edge_and_branch): Remember index of affected BB.
4401 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4403 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
4406 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4408 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
4410 2010-04-13 Jan Hubicka <jh@suse.cz>
4412 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
4413 of optimized out static functions.
4414 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
4415 cost computation. Also sanity check for overflows.
4416 (update_caller_keys): Update cgraph_edge_badness call; properly
4417 update fibheap and sanity check that it is up to date.
4418 (add_new_edges_to_heap): Update cgraph_edge_badness.
4419 (cgraph_decide_inlining_of_small_function): Likewise;
4420 add sanity checking that badness in heap is up to date;
4421 improve dumping of reason; Update badness of calls to the
4422 offline copy of function currently inlined; dump badness
4423 of functions not inlined because of unit growth limits.
4425 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4428 * c-common.c (pointer_int_sum): Disregard overflow that occured only
4429 because of sign-extension change when converting to sizetype here...
4430 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
4432 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
4433 the folding to constants. Remove redundant final conversion.
4434 (fold_binary) <associate>: Do not associate if the re-association of
4435 constants alone overflows.
4436 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
4437 to the end of the list.
4438 (multiple_of_p) <COND_EXPR>: New case.
4440 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4442 * opt-functions.awk (opt_sanitized_name): New.
4444 * optc-gen.awk: Use it
4445 * opth-gen.awk: Use it.
4447 2010-04-13 Martin Jambor <mjambor@suse.cz>
4449 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
4450 (sra_modify_assign): Delete stmts loading dead data even if racc has no
4451 children. Call replace_uses_with_default_def_ssa_name to handle
4454 2010-04-13 Michael Matz <matz@suse.de>
4457 * builtins.c (expand_builtin_interclass_mathfn): Also create
4458 a register if the predicate doesn't match.
4460 2010-04-13 Diego Novillo <dnovillo@google.com>
4462 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
4463 * c-pch.c: Include timevar.h.
4464 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
4465 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
4466 * ggc-common.c: Include timevar.h.
4467 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
4468 * timevar.def (TV_PCH_SAVE): Define.
4469 (TV_PCH_CPP_SAVE): Define.
4470 (TV_PCH_PTR_REALLOC): Define.
4471 (TV_PCH_PTR_SORT): Define.
4472 (TV_PCH_RESTORE): Define.
4473 (TV_PCH_CPP_RESTORE): Define.
4475 2010-04-13 Michael Matz <matz@suse.de>
4477 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
4479 (can_reassociate_p): New function.
4480 (break_up_subtract_bb, reassociate_bb): Use it.
4482 2010-04-13 Richard Guenther <rguenther@suse.de>
4485 * builtins.c (c_readstr): Fix assert.
4487 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
4489 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
4490 when generating cltd insn.
4492 (*ashl<mode>3_1): Remove special handling for register operand 2.
4493 (*ashlsi3_1_zext): Ditto.
4494 (*ashlhi3_1): Ditto.
4495 (*ashlhi3_1_lea): Ditto.
4496 (*ashlqi3_1): Ditto.
4497 (*ashlqi3_1_lea): Ditto.
4498 (*<shiftrt_insn><mode>3_1): Ditto.
4499 (*<shiftrt_insn>si3_1_zext): Ditto.
4500 (*<shiftrt_insn>qi3_1_slp): Ditto.
4501 (*<rotate_insn><mode>3_1): Ditto.
4502 (*<rotate_insn>si3_1_zext): Ditto.
4503 (*<rotate_insn>qi3_1_slp): Ditto.
4505 2010-04-13 Richard Guenther <rguenther@suse.de>
4507 * tree-ssa-structalias.c (callused_id): Remove.
4508 (call_stmt_vars): New.
4509 (get_call_vi): Likewise.
4510 (lookup_call_use_vi): Likewise.
4511 (lookup_call_clobber_vi): Likewise.
4512 (get_call_use_vi): Likewise.
4513 (get_call_clobber_vi): Likewise.
4514 (make_transitive_closure_constraints): Likewise.
4515 (handle_const_call): Adjust to do per-call call-used handling.
4516 (handle_pure_call): Likewise.
4517 (find_what_var_points_to): Remove general callused handling.
4518 (init_base_vars): Likewise.
4519 (init_alias_vars): Initialize call_stmt_vars.
4520 (compute_points_to_sets): Process call-used and call-clobbered
4521 vars for call statements.
4522 (delete_points_to_sets): Free call_stmt_vars.
4524 2010-04-13 Richard Guenther <rguenther@suse.de>
4526 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4527 Only add RW dependence for dependence distance zero.
4528 Adjust maximal vectorization factor according to dependences.
4529 Move alignment handling ...
4530 (vect_find_same_alignment_drs): ... here. New function.
4531 (vect_analyze_data_ref_dependences): Adjust.
4532 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
4533 (vect_analyze_data_refs): Adjust minimal vectorization factor
4534 according to data references.
4535 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
4536 dependences before determining the vectorization factor.
4537 Analyze alignment after determining the vectorization factor.
4538 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
4539 dependences before alignment.
4540 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
4542 (vect_analyze_data_refs): Likewise.
4543 (MAX_VECTORIZATION_FACTOR): New define.
4545 2010-04-13 Duncan Sands <baldrick@free.fr>
4547 * except.h (lang_eh_type_covers): Remove.
4548 * except.c (lang_eh_type_covers): Likewise.
4550 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4551 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4553 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
4554 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
4555 UNITS_PER_LONG where it is ABI relevant.
4556 (s390_return_addr_rtx): Likewise.
4557 (s390_back_chain_rtx): Likewise.
4558 (s390_frame_area): Likewise.
4559 (s390_frame_info): Likewise.
4560 (s390_initial_elimination_offset): Likewise.
4561 (save_gprs): Likewise.
4562 (s390_emit_prologue): Likewise.
4563 (s390_emit_epilogue): Likewise.
4564 (s390_function_arg_advance): Likewise.
4565 (s390_function_arg): Likewise.
4566 (s390_va_start): Likewise.
4567 (s390_gimplify_va_arg): Likewise.
4568 (s390_function_profiler): Likewise.
4569 (s390_optimize_prologue): Likewise.
4570 (s390_rtx_costs): Likewise.
4571 (s390_secondary_reload): Likewise.
4572 (s390_promote_function_mode): Likewise.
4573 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
4574 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
4575 registers available.
4576 (s390_unwind_word_mode): New function.
4577 (s390_function_value): Split 64 bit values into register pair if
4578 used as return value.
4579 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
4580 function call parameters. Handle parallels.
4581 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
4582 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
4583 (DWARF_CIE_DATA_ALIGNMENT): New macro.
4584 (s390_expand_setmem): Remove unused variable src_addr.
4585 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
4586 deal with 64 bit registers.
4587 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
4588 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
4589 (UNITS_PER_LONG): New macro.
4590 * libjava/include/s390-signal.h: Define extended ucontext
4591 structure containing the upper halfs of the 64 bit registers.
4593 2010-04-13 Simon Baldwin <simonb@google.com>
4595 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
4597 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4599 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
4600 rvalue on the RHS if the LHS is of a non-renamable type.
4601 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
4603 2010-04-13 Matthias Klose <doko@ubuntu.com>
4605 * gcc.c (cc1_options): Handle -iplugindir before processing
4606 the cc1 spec. Only add -iplugindir once.
4607 (cpp_unique_options): Add -iplugindir option if -fplugin* options
4609 * common.opt (iplugindir): Remove `Separate' property, initialize.
4610 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
4612 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
4613 (distclean): Remove plugin dir.
4614 * doc/invoke.texi: Document -iplugindir.
4616 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
4618 * doc/plugins.texi (Loading Plugins): Document short
4619 -fplugin=foo option.
4620 (Plugin API): Mention default_plugin_dir_name function.
4622 * gcc.c (find_file_spec_function): Add new declaration.
4623 (static_spec_func): Use it for "find-file".
4624 (find_file_spec_function): Add new function.
4625 (cc1_options): Add -iplugindir option if -fplugin* options found.
4627 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
4629 * plugin.c (add_new_plugin): Updated comment, and handle short
4631 (default_plugin_dir_name): Added new function.
4633 * common.opt (iplugindir): New option to set the plugin directory.
4635 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
4637 * config/i386/i386.md (any_rotate): New code iterator.
4638 (rotate_insn): New code attribute.
4640 (SWIM124): New mode iterator.
4641 (<rotate_insn>ti3): New expander.
4642 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
4643 any_rotate code iterator.
4644 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
4645 using any_rotate code iterator and SWIM124 mode iterator.
4646 (ix86_rotlti3): New insn_and_split pattern.
4647 (ix86_rotrti3): Ditto.
4648 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
4649 ix86_rotl{di,ti}3 patterns.
4650 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
4651 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
4652 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
4653 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
4654 code iterator and SWI mode iterator.
4655 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
4656 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
4658 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
4659 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
4660 (bswap rotatert splitter): Add splitter.
4661 (bswap splitter): Macroize splitter using any_rotate code iterator.
4662 Add insn predicate to split only for TARGET_USE_XCHGB or when
4663 optimizing function for size.
4665 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4667 * config/pa/pa.c (emit_move_sequence): Remove use of
4668 deleted variable flag_argument_noalias.
4670 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4672 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
4674 Add to unsupported targets list.
4675 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
4676 sparc*-sun-solaris2.[567]* from target lists.
4677 * configure: Regenerate.
4678 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
4680 Remove Solaris 7 patch references.
4681 (Specific, sparc-sun-solaris2.7): Removed.
4682 (sparc-sun-solaris2*): Update Solaris 7 example.
4683 (sparc64-*-solaris2*): Likewise.
4685 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4687 * config.build (alpha*-dec-osf4*): Remove.
4688 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
4689 of obsolete configurations.
4690 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
4692 * config/alpha/t-osf4: Renamed to ...
4693 * config/alpha/t-osf5: ... this.
4694 * config/alpha/osf.h: Renamed to ...
4695 * config/alpha/osf5.h: ... this.
4696 Merged old osf5.h contents.
4698 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
4699 (EXTRA_SPECS): Removed.
4700 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
4701 reflect removal of Tru64 UNIX V4.0/V5.0 support.
4704 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4706 * doc/contrib.texi (Contributors, Rainer Orth): Update.
4708 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
4711 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
4712 __thiscall convention.
4714 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4716 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
4718 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
4720 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4722 * function.c (assign_parms_initialize_all): Add unused attribute
4725 2010-04-12 Richard Guenther <rguenther@suse.de>
4727 * gsstruct.def (GSS_CALL): New.
4728 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
4729 * gimple.h: Include tree-ssa-alias.h.
4730 (struct gimple_statement_call): New.
4731 (union gimple_statement_struct_d): Add gimple_call member.
4732 (gimple_call_reset_alias_info): Declare.
4733 (gimple_call_use_set): New function.
4734 (gimple_call_clobber_set): Likewise.
4735 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
4736 * gimple.c (gimple_call_reset_alias_info): New function.
4737 (gimple_build_call_1): Call it.
4738 * lto-streamer-in.c (input_gimple_stmt): Likewise.
4739 * tree-inline.c (remap_gimple_stmt): Likewise.
4740 (expand_call_inline): Remove callused handling.
4741 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
4742 * tree-dfa.c (dump_variable): Likewise.
4743 * tree-parloops.c (parallelize_loops): Likewise.
4744 * tree-ssa.c (init_tree_ssa): Likewise.
4745 (delete_tree_ssa): Likewise.
4746 * tree-flow-inline.h (is_call_used): Remove.
4747 * tree-flow.h (struct gimple_df): Remove callused member.
4748 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
4749 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
4750 (ref_maybe_used_by_call_p_1): Simplify.
4751 (call_may_clobber_ref_p_1): Likewise.
4752 * tree-ssa-structalias.c (compute_points_to_sets): Set
4753 the call stmt used and clobbered sets.
4754 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
4755 (find_tail_calls): Verify the tail call.
4757 2010-04-12 Richard Guenther <rguenther@suse.de>
4759 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
4760 single-iteration always-inline inlining.
4761 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
4762 (cgraph_decide_inlining): Do not handle always-inline specially.
4763 (try_inline): Remove always-inline cycle detection special case.
4764 Do not recurse on always-inlines.
4765 (cgraph_early_inlining): Do not iterate if not optimizing.
4766 (cgraph_gate_early_inlining): remove.
4767 (pass_early_inline): Run unconditionally.
4768 (gate_cgraph_decide_inlining): New function.
4769 (pass_ipa_inline): Use it. Do not run the IPA inliner if
4770 not inlining or optimizing.
4771 (cgraph_decide_inlining_of_small_functions): Also consider
4772 always-inline functions.
4773 (cgraph_default_inline_p): Return true for nodes which should
4774 disregard inline limits.
4775 (estimate_function_body_sizes): Assume zero size and time for
4776 nodes which are marked as disregarding inline limits.
4777 (cgraph_decide_recursive_inlining): Do not perform recursive
4778 inlining on always-inline nodes.
4780 2010-04-12 Jakub Jelinek <jakub@redhat.com>
4783 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
4784 for exprs satisfying handled_component_p.
4786 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
4788 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
4789 non-constant aggregate elements.
4791 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
4792 is a real initialization.
4794 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
4797 * c-decl.c (start_function): Move forward check for nested function.
4799 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4801 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
4802 * config/sh/sh.c: Include reload.h.
4803 (sh_legitimize_reload_address): New.
4804 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
4805 sh_legitimize_reload_address.
4807 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4809 * config/sh/sh.md (*movqi_pop): New insn pattern.
4810 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
4812 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4814 * config/i386/i386.md (any_shiftrt): New code iterator.
4815 (shiftrt_insn): New code attribute.
4817 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
4818 using any_shiftrt code iterator.
4819 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
4820 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
4821 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
4822 pattern from corresponding peephole2 patterns.
4823 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
4824 using any_shiftrt code iterator.
4825 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
4826 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
4827 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
4828 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
4829 *{ashr,lshr}<mode>3_cmp_zext.
4830 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
4832 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4834 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
4836 (*lshr<mode>3_cconly): Ditto.
4838 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4840 * config/i386/i386.md (lshr<mode>3): Macroize expander from
4841 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4842 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4843 pattern from *lshr{di,ti}3_1 and corresponding splitters using
4845 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4846 from corresponding peephole2 patterns.
4847 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
4848 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
4849 and *lshrdi3_1_rex64 using SWI mode iterator.
4850 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
4851 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
4852 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
4853 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
4854 and *lshrdi3_cmp_rex64 using SWI mode iterator.
4855 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
4856 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
4857 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
4858 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
4861 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
4863 * config/i386/i386.md (ashr<mode>3): Macroize expander from
4864 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4865 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4866 pattern from *ashr{di,ti}3_1 and corresponding splitters using
4868 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4869 from corresponding peephole2 patterns.
4870 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
4871 (ashrsi3_cvt): Rename from ashrsi3_31.
4872 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
4873 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
4874 and x86_64_shift_adj_3 using SWI48 mode iterator.
4875 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
4876 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
4877 and *ashrdi3_1_rex64 using SWI mode iterator.
4878 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
4879 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
4880 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
4881 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
4882 and *ashrdi3_cmp_rex64 using SWI mode iterator.
4883 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
4884 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
4885 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
4886 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
4888 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
4889 * config/i386/i386.c (ix86_split_ashr): Update for renamed
4890 x86_shift<mode>_adj_3 expanders.
4892 2010-04-10 Wei Guozhi <carrot@google.com>
4895 * config/arm/arm.c (arm_pic_static_addr): New function.
4896 (legitimize_pic_address): Call arm_pic_static_addr when it detects
4898 (arm_output_addr_const_extra): Output expression for new pattern.
4899 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
4901 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
4903 * ira-costs.c (record_reg_classes): Ignore alternatives that are
4906 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
4907 * web.c: Include "insn-config.h" and "recog.h".
4908 (union_match_dups): New function.
4909 (web_main): Call it.
4910 (union_defs): Don't try to recognize match_dups.
4912 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
4913 if doing so would replace the entire pattern.
4915 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4919 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
4920 and splitter pattern. Change splitter operand 1 predicate to
4923 2010-04-09 Martin Jambor <mjambor@suse.cz>
4925 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
4926 lattices are addresses of CONST_DECLs with the same initial value.
4927 (ipcp_print_all_lattices): Print values of CONST_DECLs.
4928 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
4930 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
4931 Bernd Schmidt <bernds@codesourcery.com>
4933 * loop-invariant.c (replace_uses): New static function.
4934 (move_invariant_reg): Use it to ensure we can replace the uses.
4936 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
4938 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
4940 (picochip_override_options): Enable section anchors only above -O1.
4941 (picochip_reorg): Fixed a couple of build warnings.
4943 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4945 * configure.ac (plugin -rdynamic test): Log result.
4946 * configure: Regenerate.
4947 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
4948 (RDYNAMIC_SPEC): Define.
4949 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
4951 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4953 * configure.ac: Determine Sun ld version numbers.
4954 (comdat_group): Restrict GNU ld version checks to gld.
4955 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
4956 (enable_comdat): Support --enable-comdat.
4957 * configure: Regenerate.
4958 * doc/install.texi (Configuration): Document --enable-comdat.
4960 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4962 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
4963 * config/sol2-gld.h: ... here.
4964 * config.gcc (sparc*-*-solaris2*): Reflect this.
4965 (i[34567]86-*-solaris2*): Use it.
4967 2010-04-09 Steve Ellcey <sje@cup.hp.com>
4969 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
4971 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
4973 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4976 * diagnostic.c (diagnostic_initialize): Initialize
4977 some_warnings_are_errors.
4978 (diagnostic_finish): New.
4979 (diagnostic_action_after_output): Call it before exiting.
4980 (diagnostic_report_diagnostic): Do not print message here. Set
4981 some_warnings_are_errors.
4982 * diagnostic.h (diagnostic_context): Delete
4983 issue_warnings_are_errors_message. Add some_warnings_are_errors.
4984 (diagnostic_finish): Declare.
4985 * toplev.c (toplev_main): Call it before exit.
4987 2010-04-09 Jason Merrill <jason@redhat.com>
4990 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4991 for incomplete type.
4994 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4995 based on a warning flag.
4997 2010-04-09 Richard Guenther <rguenther@suse.de>
4999 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
5001 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
5004 * varasm.c (default_assemble_visibility): Wrap vars that are
5005 set, but unused, by targets without GAS.
5006 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
5007 Remove set, but unused, vars.
5008 (rs6000_legitimize_tls_address): Likewise.
5009 (altivec_expand_dst_builtin): Likewise.
5010 * config/darwin.c (machopic_classify_symbol): Likewise.
5011 (machopic_indirection_name): Likewise.
5013 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
5015 * config/i386/i386.md (DWI): New mode iterator.
5016 (S): New mode attribute.
5017 (shift_operand): Ditto.
5018 (shift_immediate_operand): Ditto.
5019 (ashl_input_operand): Ditto.
5020 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
5021 using SDWIM mode iterator.
5022 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
5023 pattern from *ashl{di,ti}3_1 and corresponding splitters using
5025 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
5026 from corresponding peephole2 patterns.
5027 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
5028 and x86_64_shift_adj_1 using SWI48 mode iterator.
5029 (x86_shift<mode>_adj_2): Ditto.
5030 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
5031 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
5032 using SWI48 mode iterator.
5033 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
5034 *ashldi3_cmp_rex64 using SWI mode iterator.
5035 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
5036 *ashldi3_cconly_rex64 using SWI mode iterator.
5037 * config/i386/i386.c (ix86_split_ashl): Update for renamed
5038 x86_shift<mode>_adj_{1,2}.
5039 (ix86_split_ashr): Ditto.
5040 (ix86_split_lshr): Ditto.
5042 2010-04-09 Richard Guenther <rguenther@suse.de>
5044 * target.h (builtin_conversion): Pass in input and output types.
5045 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
5046 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
5047 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
5048 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
5050 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
5052 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
5054 2010-04-09 Richard Guenther <rguenther@suse.de>
5057 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
5059 2010-04-09 Richard Guenther <rguenther@suse.de>
5061 * tree-vectorizer.h (struct _stmt_vec_info): Document
5062 that vectype is the type of the LHS.
5063 (supportable_widening_operation, supportable_narrowing_operation):
5064 Get both input and output vector types as arguments.
5065 (vect_is_simple_use_1): Declare.
5066 (get_same_sized_vectype): Likewise.
5067 * tree-vect-loop.c (vect_determine_vectorization_factor):
5068 Set STMT_VINFO_VECTYPE to the vector type of the def.
5069 (vectorizable_reduction): Adjust.
5070 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
5071 Adjust. Specify the output vector type.
5072 (vect_pattern_recog_1): Adjust.
5073 * tree-vect-stmts.c (get_same_sized_vectype): New function.
5074 (vectorizable_call): Adjust.
5075 (vectorizable_conversion): Likewise.
5076 (vectorizable_operation): Likewise.
5077 (vectorizable_type_demotion): Likewise.
5078 (vectorizable_type_promotion): Likewise.
5079 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
5081 (vect_is_simple_use_1): New function.
5082 (supportable_widening_operation): Get both input and output
5084 (supportable_narrowing_operation): Likewise.
5085 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
5087 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
5089 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
5090 __thiscall and _thiscall as predefined macros.
5091 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
5092 thiscall attribute handling.
5093 (ix86_comp_type_attributes): Likewise.
5094 (ix86_function_regparm): Likewise.
5095 (ix86_return_pops_args): Likewise.
5096 (init_cumulative_args): Likewise.
5097 (find_drap_reg): Likewise.
5098 (ix86_static_chain): Likewise.
5099 (x86_this_parameter): Likewise.
5100 (x86_output_mi_thunk): Likewise.
5101 (ix86_attribute_table): Add description for thiscall attribute.
5102 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
5103 * doc/extend.texi: Add documentation for thiscall.
5105 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5108 * c.opt (Wint-to-pointer-cast): Available in C++.
5109 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
5111 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
5113 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
5114 * calls.c (expand_call): Pass the function type to aggregate_value_p.
5115 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
5116 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
5117 function type instead. Reorder and simplify checks.
5119 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
5121 2010-04-08 Jing Yu <jingyu@google.com>
5122 Zdenek Dvorak <ook@ucw.cz>
5124 PR tree-optimization/42720
5125 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
5126 loop unswitch conditions here from ...
5127 (tree_unswitch_single_loop): ... here.
5129 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
5131 * tree-if-conv.c: Fix comments and simplify logic.
5133 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
5135 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
5136 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
5137 (main_tree_if_conversion): Update call to tree_if_conversion.
5139 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
5142 * doc/invoke.texi (-b,-V): Delete.
5143 * doc/tm.texi: Do not mention -b.
5144 * gcc.c (display_help): Delete -b and -V.
5145 (process_command): Delete -b and -V.
5146 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
5148 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
5149 Wolfgang Gellerich <gellerich@de.ibm.com>
5151 Implement target hook for loop unrolling
5152 * target.h (loop_unroll_adjust): Add a new target hook function.
5153 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
5154 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
5155 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
5156 (s390_loop_unroll_adjust): Implement the new target hook for s390.
5157 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
5159 (decide_unroll_stupid): Likewise.
5161 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5164 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
5166 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5168 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
5169 (Specific, *-*-solaris2*): Likewise.
5170 Don't prefer Sun as over GNU as.
5172 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
5174 * config/s390/s390.c (override_options): Adjust the z10 defaults
5175 for max-unroll-times, max-completely-peeled-insns
5176 and max-completely-peel-times.
5178 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5180 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
5181 instructions for z10.
5182 (s390_expand_setmem): Likewise.
5183 (s390_expand_cmpmem): Likewise.
5185 2010-04-08 Richard Guenther <rguenther@suse.de>
5187 PR tree-optimization/43679
5188 * tree-ssa-pre.c (eliminate): Only propagate copies.
5190 2010-04-08 Jakub Jelinek <jakub@redhat.com>
5193 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
5194 set but not used variable warning.
5196 2010-04-08 Wei Guozhi <carrot@google.com>
5199 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
5200 (arm_size_rtx_costs): Call the new function when optimized for size.
5202 2010-04-08 Jakub Jelinek <jakub@redhat.com>
5205 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
5206 op0 is not a MEM, just return NULL instead of assertion
5208 (discover_nonconstant_array_refs): Don't walk debug stmts.
5210 2010-04-08 Doug Kwan <dougkwan@google.com>
5212 * configure.ac: Recognize gold and do not use its version number
5213 to test ld features.
5214 * configure: Regenerate.
5216 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
5219 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
5220 (negate_value): Move code to push elements to broken_up_substracts ...
5221 (eliminate_plus_minus_pair): ... here. Push operands that have no
5222 negative pair to plus_negates.
5223 (repropagate_negates, init_reassoc, fini_reassoc): Update.
5225 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5227 * doc/install.texi (Configuration): Move description of
5228 --enable-lto, --with-libelf*, --enable-gold from Java section to
5231 * doc/generic.texi (Working with declarations)
5232 (Function Properties, C and C++ Trees): Fix typos.
5233 * doc/sourcebuild.texi (Top Level): Likewise.
5235 2010-04-07 Jakub Jelinek <jakub@redhat.com>
5238 * tree.h (DECL_READ_P): Define.
5239 (struct tree_decl_common): Add decl_read_flag.
5240 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
5241 a set but not used warning.
5242 (merge_decls): Merge DECL_READ_P flag.
5243 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
5244 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
5245 * c-common.c (handle_used_attribute, handle_unused_attribute):
5247 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
5249 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
5251 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
5252 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
5253 c_parser_binary_expression, c_parser_cast_expression,
5254 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
5255 Call default_function_array_read_conversion instead of
5256 default_function_array_conversion where needed.
5257 (c_parser_unary_expression, c_parser_conditional_expression,
5258 c_parser_postfix_expression_after_primary, c_parser_initelt):
5259 Likewise. Call mark_exp_read where needed.
5260 (c_parser_statement_after_labels, c_parser_asm_operands,
5261 c_parser_typeof_specifier, c_parser_sizeof_expression,
5262 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
5264 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
5266 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
5267 (warn_unused_but_set_parameter): Default to warn_unused
5269 * doc/invoke.texi: Document -Wunused-but-set-variable and
5270 -Wunused-but-set-parameter.
5272 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
5273 used count variable.
5274 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
5275 when operandN variables aren't used in the body of the expander
5277 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
5278 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
5279 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
5280 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
5281 FOR_EACH_IMM_USE_ON_STMT): Likewise.
5282 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
5283 * tree.c (PROCESS_ARG): Likewise.
5285 2010-04-07 Simon Baldwin <simonb@google.com>
5287 * diagnostic.h (diagnostic_override_option_index): New macro to
5288 set a diagnostic's option_index.
5289 * c-tree.h (c_cpp_error): Add warning reason argument.
5290 * opts.c (_warning_as_error_callback): New.
5291 (register_warning_as_error_callback): Store callback for
5292 warnings enabled via enable_warning_as_error.
5293 (enable_warning_as_error): Call callback, minor code tidy.
5294 * opts.h (register_warning_as_error_callback): Declare.
5295 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
5296 response to -Werror=.
5297 (c_common_init_options): Register warning_as_error_callback in opts.c.
5298 * common.opt: Add -Wno-cpp option.
5299 * c-common.c (struct reason_option_codes_t): Map cpp warning
5300 reason codes to gcc option indexes.
5301 * (c_option_controlling_cpp_error): New function, lookup the gcc
5302 option index for a cpp warning reason code.
5303 * (c_cpp_error): Add warning reason argument, call
5304 c_option_controlling_cpp_error for diagnostic_override_option_index.
5305 * doc/invoke.texi: Document -Wno-cpp.
5307 2010-04-07 Richard Guenther <rguenther@suse.de>
5309 * ipa-reference.c (mark_load): Use get_base_address.
5310 (mark_store): Likewise.
5312 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
5313 inserting GIMPLE_NOPs into the IL.
5314 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5315 Explicitly strip handled components and indirect references.
5317 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
5318 folding address expressions.
5319 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
5320 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
5321 operand_equal_p to compare decls.
5322 (ptr_deref_may_alias_decl_p): Likewise.
5323 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
5324 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
5325 Handle reversed comparison ops.
5326 * tree-sra.c (asm_visit_addr): Use get_base_address.
5327 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
5328 * ipa-reference.c (mark_address): Use get_base_address.
5330 2010-04-07 Richard Guenther <rguenther@suse.de>
5332 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
5333 Propagate constants everywhere.
5335 2010-04-07 Jakub Jelinek <jakub@redhat.com>
5338 * tree.c (MAX_INT_CACHED_PREC): Define.
5339 (nonstandard_integer_type_cache): New array.
5340 (build_nonstandard_integer_type): Cache results for precision
5341 <= MAX_INT_CACHED_PREC.
5343 2010-04-07 Richard Guenther <rguenther@suse.de>
5345 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
5346 -fargument-noalias-global, -fargument-noalias-anything): Remove.
5347 * common.opt: Likewise.
5348 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
5349 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
5350 (nonoverlapping_memrefs_p): Likewise.
5351 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5352 * opts.c (common_handle_option): Handle OPT_fargument_alias,
5353 OPT_fargument_noalias, OPT_fargument_noalias_anything and
5354 OPT_fargument_noalias_global for backward compatibility.
5356 2010-04-07 Richard Guenther <rguenther@suse.de>
5358 PR tree-optimization/43270
5359 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
5360 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
5361 * tree-ssa-pre.c (phi_translate_1): Adjust.
5362 (fully_constant_expression): Split out vn_reference handling to ...
5363 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
5364 Fold reads from constant strings.
5365 (vn_reference_lookup): Handle fully constant references.
5366 (vn_reference_lookup_pieces): Likewise.
5367 * Makefile.in (expmed.o-warn): Add -Wno-error.
5369 2010-04-07 Martin Jambor <mjambor@suse.cz>
5371 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
5373 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
5376 * gcc.c: Add -static-libstdc++ to list of recognized options.
5378 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5380 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
5382 2010-04-07 Richard Guenther <rguenther@suse.de>
5385 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
5386 bases build simple mem attributes to retain points-to information.
5388 2010-04-07 Richard Guenther <rguenther@suse.de>
5391 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
5392 preserve points-to related information.
5394 2010-04-07 Richard Guenther <rguenther@suse.de>
5397 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
5398 discard plain indirect references.
5399 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
5400 * tree.c (tree_nop_conversion): Likewise.
5402 2010-04-07 Dodji Seketeli <dodji@redhat.com>
5405 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
5407 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
5409 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
5410 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
5412 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5414 * tree-if-conv.c: Fix indentation and comments.
5416 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5418 * tree-if-conv.c: Sort static functions in topological order.
5420 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5422 * tree-if-conv.c: Fix indentation and comments.
5424 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5427 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
5428 lang_hooks.types.type_for_size instead of
5429 build_nonstandard_integer_type.
5430 When converting an unsigned type to signed, double its precision.
5431 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
5432 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
5433 (graphite_create_new_loop_guard): When ub + 1 wraps around,
5436 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5439 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
5440 POINTER_PLUS_EXPR for pointer types.
5442 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5445 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
5446 * graphite-clast-to-gimple.c: Include langhooks.h.
5447 (max_signed_precision_type): New.
5448 (max_precision_type): Takes two types as arguments.
5449 (precision_for_value): New.
5450 (precision_for_interval): New.
5451 (gcc_type_for_interval): New.
5452 (gcc_type_for_value): New.
5453 (gcc_type_for_clast_term): New.
5454 (gcc_type_for_clast_red): New.
5455 (gcc_type_for_clast_bin): New.
5456 (gcc_type_for_clast_expr): Split up into several functions.
5457 (gcc_type_for_clast_eq): Rewritten.
5458 (compute_bounds_for_level): New.
5459 (compute_type_for_level_1): New.
5460 (compute_type_for_level): New.
5461 (gcc_type_for_cloog_iv): Removed.
5462 (gcc_type_for_iv_of_clast_loop): Rewritten.
5463 (graphite_create_new_loop): Compute the lower and upper bound types
5464 with gcc_type_for_clast_expr.
5465 (graphite_create_new_loop_guard): Same.
5466 (find_cloog_iv_in_expr): Removed.
5467 (compute_cloog_iv_types_1): Removed.
5468 (compute_cloog_iv_types): Removed.
5469 (gloog): Do not call compute_cloog_iv_types.
5470 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
5472 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
5473 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
5474 (GBB_CLOOG_IV_TYPES): Removed.
5476 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5478 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
5479 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
5480 (detect_commutative_reduction): Same.
5482 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5484 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
5485 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
5487 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
5488 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
5489 (rewrite_commutative_reductions_out_of_ssa): Same.
5490 * passes.c (execute_function_todo): Call verify_ssa for every pass
5491 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
5492 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
5493 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
5494 with an extra argument.
5495 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
5496 verify_ssa only when the extra argument is true.
5497 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
5498 with an extra argument.
5499 (tree_transform_and_unroll_loop): Same.
5501 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5503 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
5504 for all the passes of the LNO having LOOP_CLOSED_SSA.
5505 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
5506 * tree-loop-distribution.c (pass_loop_distribution): Same.
5507 * tree-pass.h (TODO_verify_loops): Removed.
5508 * tree-ssa-loop.c (pass_tree_loop_init): Same.
5510 (pass_tree_unswitch): Same.
5511 (pass_predcom): Same.
5512 (pass_vectorize): Same.
5513 (pass_linear_transform): Same.
5514 (pass_graphite_transforms): Same.
5515 (pass_iv_canon): Same.
5516 (pass_complete_unroll): Same.
5517 (pass_complete_unrolli): Same.
5518 (pass_parallelize_loops): Same.
5519 (pass_loop_prefetch): Same.
5520 (pass_iv_optimize): Same.
5522 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
5525 * passes.c (init_optimization_passes): Move pass_lim before
5526 pass_copy_prop and pass_dce_loop.
5528 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5531 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
5532 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
5533 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
5534 MULTI_* defines for 4 argument vpermil2p* builtins.
5536 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5538 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
5539 * config/i386/i386.c (x86_maybe_negate_const_int): New.
5540 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
5541 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
5542 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
5543 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
5544 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
5545 Use x86_maybe_negate_const_int to output insn mnemonic.
5546 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
5547 check from instruction predicate. Update comments.
5548 * config/i386/sync.md (sync_add<mode>): Use
5549 x86_maybe_negate_const_int to output insn mnemonic.
5551 2010-04-06 Jan Hubicka <jh@suse.cz>
5553 PR tree-optimization/42906
5554 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
5555 IGNORE_SELF argument. Set visited_control_parents for fully
5557 (find_obviously_necessary_stmts): Update call of
5558 mark_control_dependent_edges_necessary.
5559 (propagate_necessity): Likewise. Handle PHI edges more curefully.
5561 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5563 * config/i386/i386.md: Remove comment about 'e' and 'E'
5566 2010-04-06 Richard Guenther <rguenther@suse.de>
5568 PR tree-optimization/43627
5569 * tree-vrp.c (extract_range_from_unary_expr): Widenings
5570 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
5573 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5575 * BASE-VER: Change to 4.6.0.
5578 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
5581 2010-04-06 Richard Guenther <rguenther@suse.de>
5584 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
5586 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5588 * doc/invoke.texi (Optimize Options): Document that LTO
5589 won't remove object access purely due to incompatible
5592 2010-04-04 Matthias Klose <doko@ubuntu.com>
5594 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
5595 Initialize variable.
5597 2010-04-03 Richard Guenther <rguenther@suse.de>
5600 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
5601 require a non-NULL MEM_OFFSET.
5603 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
5605 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
5606 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
5607 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
5608 config/alpha/predicates.md, config/arm/arm.md,
5609 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
5610 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
5611 config/darwin9.h, config/darwin.c, config/darwin.h,
5612 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
5613 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
5614 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
5615 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
5616 config/mips/mips.md, config/mn10300/mn10300.c,
5617 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
5618 config/rs6000/aix.h, config/rs6000/dfp.md,
5619 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
5620 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
5621 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
5622 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
5623 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
5624 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
5625 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
5626 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
5627 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
5628 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
5629 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
5630 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
5631 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
5632 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
5633 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
5634 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
5635 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
5636 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
5637 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
5638 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
5639 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
5640 opt-functions.awk, opth-gen.awk, params.def, passes.c,
5641 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
5642 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
5643 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
5644 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
5645 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
5646 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
5647 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
5648 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
5649 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
5650 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
5651 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
5652 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
5653 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
5654 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
5656 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5659 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
5660 * aclocal.m4: Regenerate.
5662 2010-04-02 Richard Guenther <rguenther@suse.de>
5664 PR tree-optimization/43629
5665 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
5666 if we have seen a constant value.
5668 2010-04-02 Joseph Myers <joseph@codesourcery.com>
5670 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
5672 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
5675 * arm.c (legitimize_tls_address): Adjust call to
5676 gen_tls_load_dot_plus_four.
5677 (arm_note_pic_base): New function.
5678 (arm_cannot_copy_insn_p): Use it.
5679 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
5682 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5687 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5689 * Makefile.in ($(out_object_file)): Depend on
5690 gt-$(basename $(notdir $(out_file))).h.
5692 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
5694 * config.gcc (lm32-*-rtems*): Add t-lm32.
5696 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
5698 * config.gcc: Add lm32-*-rtems*.
5699 * config/lm32/rtems.h: New file.
5701 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
5704 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
5706 2010-04-01 Jakub Jelinek <jakub@redhat.com>
5708 * dwarf2out.c (output_compilation_unit_header): For
5709 -gdwarf-4 use version 4 instead of version 3.
5710 (output_line_info): For version 4 and above emit additional
5711 maximum ops per insn header field.
5712 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
5714 * dwarf2out.c (is_c_family, is_java): Remove.
5715 (lower_bound_default): New function.
5716 (add_bound_info, gen_descr_array_type_die): Use it.
5718 2010-04-01 Dodji Seketeli <dodji@redhat.com>
5721 * dwarf2out.c (gen_variable_die): Allow debug info for variable
5722 re-declaration when it happens in a function.
5724 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
5726 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
5727 (cgraph_remove_function_insertion_hook): Same.
5728 (cgraph_call_function_insertion_hooks): Same.
5730 2010-04-01 Richard Guenther <rguenther@suse.de>
5733 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
5734 and TREE_THIS_VOLATILE.
5735 (copy_ref_info): Likewise.
5736 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
5737 * tree.c (build6_stat): Ignore side-effects of all but arg5
5738 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
5741 2010-04-01 Richard Guenther <rguenther@suse.de>
5743 PR tree-optimization/43607
5744 * ipa-type-escape.c (check_call): Do not access non-existing
5747 2010-04-01 Richard Guenther <rguenther@suse.de>
5751 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5752 Jack Howarth <howarth@bromo.med.uc.edu>
5754 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5757 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5759 * doc/install.texi (Prerequisites): Document libelf usability on
5760 IRIX 5/6 and Solaris 2.
5761 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
5762 Update GNU as, GNU ld requirements.
5763 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
5764 Document Sun Studio compiler download.
5765 Update and simplify as, ld recommendations.
5766 (Specific, *-*-solaris2.7): Note obsoletion, removal.
5768 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5770 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
5771 with_tune_32 to pentium4.
5773 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
5775 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
5777 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5779 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
5780 obsoletion, removal.
5782 Document GNU as requirement.
5783 Update configure requirements.
5784 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
5785 Recomment IRIX 6.5.18+.
5786 Document IDF/IDL requirement.
5787 Document GNU as requirement.
5788 Document GNU ld bootstrap failure.
5789 Remove freeware.sgi.com reference.
5791 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5793 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
5794 UNIX V4.0, V5.0 obsoletion, removal.
5795 Remove --with-gc=simple reference.
5796 Update VM requirements during bootstrap.
5797 Remove -oldas bootstrap description.
5798 Update binutils reference.
5799 Remove comparison failure note.
5801 2010-03-31 Richard Guenther <rguenther@suse.de>
5802 Zdenek Dvorak <ook@ucw.cz>
5803 Sebastian Pop <sebastian.pop@amd.com>
5806 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
5807 with multiple arguments.
5808 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
5810 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5812 * graphite-dependences.c (print_pddr): Call print_pdr with an
5814 * graphite-poly.c (debug_pdr): Add an extra argument for the
5817 (print_pbb_domain): Same.
5819 (print_scop_context): Same.
5821 (print_cloog): Same.
5822 (debug_pbb_domain): Same.
5826 (debug_scop_context): Same.
5828 (debug_cloog): Same.
5829 (print_scop_params): Same.
5830 (debug_scop_params): Same.
5831 (print_iteration_domain): Same.
5832 (print_iteration_domains): Same.
5833 (debug_iteration_domain): Same.
5834 (debug_iteration_domains): Same.
5835 (print_scattering_function): Same.
5836 (print_scattering_functions): Same.
5837 (debug_scattering_function): Same.
5838 (debug_scattering_functions): Same.
5839 * graphite-poly.h (debug_pdr): Update declaration.
5841 (print_pbb_domain): Same.
5843 (print_scop_context): Same.
5845 (print_cloog): Same.
5846 (debug_pbb_domain): Same.
5850 (debug_scop_context): Same.
5852 (debug_cloog): Same.
5853 (print_scop_params): Same.
5854 (debug_scop_params): Same.
5855 (print_iteration_domain): Same.
5856 (print_iteration_domains): Same.
5857 (debug_iteration_domain): Same.
5858 (debug_iteration_domains): Same.
5859 (print_scattering_function): Same.
5860 (print_scattering_functions): Same.
5861 (debug_scattering_function): Same.
5862 (debug_scattering_functions): Same.
5864 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5866 * graphite-poly.c (print_scattering_function_1): New.
5867 (print_scattering_function): Call it.
5868 (print_scop_params): Remove spaces at the end of lines.
5871 * graphite-poly.h (print_cloog): Declared.
5872 (debug_cloog): Declared.
5874 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5876 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
5878 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
5879 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
5880 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
5881 to switch between adding the IV bump in loop->latch or in loop->header.
5883 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5885 * graphite-poly.c (print_scattering_function): Pretty print following
5888 (print_pbb_domain): Same.
5889 (dump_gbb_cases): Same.
5890 (dump_gbb_conditions): Same.
5893 (print_scop_params): Same.
5894 (print_scop_context): Same.
5896 (print_pbb_body): New.
5897 (lst_indent_to): New.
5898 (print_lst): Start new lines with a #.
5899 * graphite-poly.h (pbb_bb): New.
5900 (pbb_index): Use pbb_bb.
5901 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
5903 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
5905 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5907 * dwarf2out.c (size_of_die): For -gdwarf-4 use
5908 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
5909 and 0 instead of 1 for dw_val_class_flag.
5910 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
5911 dw_val_class_range_list, dw_val_class_loc_list,
5912 dw_val_class_lineptr and dw_val_class_macptr, use
5913 DW_FORM_flag_present for dw_val_class_flag and
5914 DW_FORM_exprloc for dw_val_class_loc.
5915 (output_die): For -gdwarf-4 print dw_val_class_loc
5916 size as uleb128 instead of 1 or 2 bytes and don't print
5917 anything for dw_val_class_flag.
5919 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
5920 instead of cselib_lookup following by tweaking locs->setting_insn.
5923 * cselib.c (cselib_process_insn): Clear cselib_current_insn
5924 even before returning from label, setjmp call or volatile asm
5927 2010-03-31 Richard Guenther <rguenther@suse.de>
5930 * cgraphunit.c (cgraph_output_in_order): Do not allocate
5931 temporary data on stack.
5933 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5935 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
5936 (PUSHSECTION_ASM_OP): Remove.
5937 (POPSECTION_ASM_OP): Remove.
5938 (PUSHSECTION_FORMAT): Remove.
5939 * config/sol2.h (PUSHSECTION_FORMAT): Define.
5940 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
5941 * config/sol2.c (solaris_output_init_fini): Use it.
5943 2010-03-31 Jie Zhang <jie@codesourcery.com>
5946 * opt-functions.awk (var_type_struct): Use signed char type
5947 for simple variables.
5949 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5951 * config/sol2.c: Include output.h.
5952 (solaris_assemble_visibility): New function.
5953 * config/t-sol2 (sol2.o): Add output.h dependency.
5954 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
5955 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
5958 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5961 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
5962 V2SImode or XFmode on PRE_DEC.
5965 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
5968 2010-03-31 Jie Zhang <jie@codesourcery.com>
5971 * reload.h (caller_save_initialized_p): Declare.
5972 * toplev.c (backend_init_target): Don't call
5973 init_caller_save but set caller_save_initialized_p to false.
5974 * caller-save.c (caller_save_initialized_p): Define.
5975 (init_caller_save): Check caller_save_initialized_p.
5976 * ira.c (ira): Call init_caller_save if flag_caller_saves.
5978 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5981 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
5982 and soft-fp/t-softfp to tmake_file.
5983 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
5984 (LIBGCC2_TF_CEXT): Define.
5987 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
5990 * cselib.c (n_useless_values): Document handling of debug locs.
5991 (n_useless_debug_values, n_debug_values): New variables.
5992 (new_elt_loc_list): Don't add to debug values, keep count.
5993 (promote_debug_loc): New.
5994 (cselib_reset_table): Zero new variables.
5995 (entry_and_rtx_equal_p): Promote debug locs.
5996 (discard_useless_locs): Increment n_useless_debug_values for
5998 (remove_useless_values): Adjust n_useless_values and n_debug_values
5999 with n_useless_debug_values.
6000 (add_mem_for_addr): Promote debug locs.
6001 (cselib_lookup_mem): Likewise.
6002 (cselib_lookup_addr): Renamed to...
6003 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
6004 (cselib_log_lookup): ... this. Turn into...
6005 (cselib_lookup_addr): ... new wrapper.
6006 (cselib_lookup_from_insn): New.
6007 (cselib_invalidate_regno): Increment n_useless_debug_values for
6009 (cselib_invalidate_mem): Likewise.
6010 (cselib_process_insn): Take n_deleted and n_debug_values into
6011 account to guard remove_useless_value call.
6012 (cselib_finish): Zero n_useless_debug_values.
6013 * cselib.h (cselib_lookup_from_insn): Declare.
6014 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
6015 (sched_analyze_2): Likewise.
6017 2010-03-30 Jakub Jelinek <jakub@redhat.com>
6019 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
6021 (adjust_mems): Replace narrowing SUBREG of expression containing
6022 just PLUS, MINUS, MULT and ASHIFT of registers and constants
6023 with operations in the narrower mode.
6026 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
6027 regs_invalidated_by_call instead all call_used_reg_set registers.
6029 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
6032 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
6033 pointer comparisons with types_compatible_p.
6034 * tree-vect-stmts.c (vectorizable_call): Same.
6035 (vectorizable_condition): Same.
6037 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6039 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
6040 stack check if the mask would be zero.
6042 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
6043 Jack Howarth <howarth@bromo.med.uc.edu>
6045 * tree-profile.c (tree_init_ic_make_global_vars): Make static
6048 2010-03-30 Joseph Myers <joseph@codesourcery.com>
6051 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
6053 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
6054 Include ___unordxf2 and ___unordtf2.
6055 * config/i386/libgcc-glibc.ver: Do not define inheritance from
6058 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
6060 * config/lm32/t-lm32: New file.
6061 * config.gcc: Use the above file when targetting lm32.
6063 2010-03-28 Duncan Sands <baldrick@free.fr>
6065 * Makefile.in (PLUGIN_HEADERS): Add except.h.
6067 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
6070 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
6071 Improve vectorization cost model diagnostic.
6073 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
6076 * tree-vect-data-refs.c (vect_analyze_data_refs): When
6077 compute_data_dependences_for_loop returns false, early exit
6078 and output an extra diagnostic for the failed data reference
6081 2010-03-29 Richard Guenther <rguenther@suse.de>
6083 PR tree-optimization/43560
6084 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
6085 (can_sm_ref_p): Treat stores to readonly locations as trapping.
6087 2010-03-29 Jie Zhang <jie@codesourcery.com>
6090 * toplev.c (process_options): Set optimization_default_node
6091 and optimization_current_node.
6092 * opts.c (decode_options): Don't set optimization_default_node
6093 and optimization_current_node.
6095 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
6097 * config/rtems.h: Abandon -qrtems_debug.
6099 2010-03-28 Jan Hubicka <jh@suse.cz>
6101 PR tree-optimization/43505
6102 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
6103 map should not be copied.
6105 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6108 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
6109 cdtors, set DECL_PRESERVE_P.
6110 * ipa.c (cgraph_externally_visible_p): Return true if declaration
6113 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
6115 PR tree-optimization/43528
6116 * stor-layout.c (place_field): Check that constant fits into
6117 unsigned HWI when skipping calculation of MS bitfield layout.
6119 2010-03-27 Jan Hubicka <jh@suse.cz>
6122 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
6123 notice_global_symbol work.
6125 2010-03-27 Jakub Jelinek <jakub@redhat.com>
6127 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
6128 instead of dwarf2out_decl.
6129 (struct var_loc_node): Remove section_label field.
6130 (dwarf2out_function_decl): New function.
6131 (dwarf2out_var_location): Don't set section_label field.
6132 (dwarf2out_begin_function): Don't empty decl_loc_table here.
6134 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
6136 PR tree-optimization/43544
6137 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6138 First argument for builtin vectorized function hook is now a
6139 tree to be able to distinguish between machine specific and
6141 * targhooks.c (default_builtin_vectorized_function): Ditto.
6142 * targhooks.h (default_builtin_vectorized_function): Ditto.
6143 * target.h (struct gcc_target): Ditto.
6144 * tree-vect-stmts.c (vectorizable_function): Ditto.
6145 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
6146 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6149 2010-03-26 Joseph Myers <joseph@codesourcery.com>
6152 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
6153 nested binding iff it is a FUNCTION_DECL.
6154 (store_parm_decls_newstyle): Pass nested=true to bind for
6155 FUNCTION_DECLs amongst parameters.
6157 2010-03-26 Jakub Jelinek <jakub@redhat.com>
6159 * var-tracking.c (vt_expand_loc_callback): Don't run
6160 cselib_expand_value_rtx_cb in dummy mode if
6161 cselib_dummy_expand_value_rtx_cb returned false.
6163 * var-tracking.c (emit_note_insn_var_location): For one part
6164 notes with offset 0, don't add EXPR_LIST around the location.
6165 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
6166 add_location_or_const_value_attribute): Adjust for that change.
6169 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
6170 into first operand and location into second.
6171 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
6172 dw_cfi_oprnd_loc for DW_CFA_expression.
6173 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
6174 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
6175 assume first argument is regnum and second argument is location.
6177 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
6180 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
6181 of scratch register to DImode. Split to DImode comparison operator.
6182 Use SImode subreg of scratch register in the multiplication.
6183 (*cmp_sadd_sidi): Ditto.
6184 (*cmp_ssub_si): Ditto.
6185 (*cmp_ssub_sidi): Ditto.
6187 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
6190 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
6191 Remove invalid assert and wrong comment.
6193 2010-03-26 Jakub Jelinek <jakub@redhat.com>
6196 * flags.h (final_insns_dump_p): New extern.
6197 * final.c (final_insns_dump_p): New variable.
6198 (rest_of_clean_state): Set it before -fdump-final-insns=
6199 dumping, clear afterwards.
6200 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
6201 MEM_ALIAS_SET on MEMs.
6203 2010-03-26 David S. Miller <davem@davemloft.net>
6205 * configure.ac: Fix sparc GOTDATA_OP bug check.
6206 * configure: Rebuild.
6208 2010-03-26 Alan Modra <amodra@gmail.com>
6210 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
6212 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6214 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
6215 TLS_SECTION_ASM_FLAG.
6217 2010-03-25 Jakub Jelinek <jakub@redhat.com>
6220 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
6221 Clear first_function_block_is_cold.
6224 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
6225 argument if the argument is truth_value_p.
6227 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6229 * config/rs6000/constraints.md: Update copyright year for my changes.
6232 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
6233 used in reg+reg addressing, swap registers.
6235 2010-03-24 Jakub Jelinek <jakub@redhat.com>
6238 * target.h (struct gcc_target): Add code_end hook.
6239 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
6241 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
6242 * toplev.c (compile_file): Call targetm.asm_out.code_end
6243 hook before unwind info/debug info output.
6244 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
6245 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
6246 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
6247 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
6248 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
6249 * config/i386/i386.c (ix86_file_end): Renamed to...
6250 (ix86_code_end): ... this. Make static. Don't call
6251 file_end_indicate_exec_stack. Emit unwind info using
6252 final_start_function/final_end_function.
6253 (darwin_x86_file_end): Remove.
6254 (TARGET_ASM_CODE_END): Define.
6255 * config/i386/i386.h (TARGET_ASM_FILE_END,
6256 NEED_INDICATE_EXEC_STACK): Don't define.
6257 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
6258 (TARGET_ASM_FILE_END): Define to darwin_file_end.
6259 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
6260 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
6263 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
6264 at the beginning and final_end_function at the end.
6265 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
6267 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6269 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
6270 and Sun as TLS syntax.
6271 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
6272 * configure: Regenerate.
6273 * config.in: Regenerate.
6274 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
6275 (default_elf_asm_named_section): Use it.
6276 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
6277 (i386_output_dwarf_dtprel): Likewise.
6278 (output_addr_const_extra): Likewise.
6279 (output_pic_addr_const): Lowercase @GOTTPOFF.
6280 (output_addr_const_extra): Likewise.
6281 (output_pic_addr_const): Lowercase @GOTNTPOFF.
6282 (output_addr_const_extra): Likewise.
6283 (output_pic_addr_const): Lowercase @INDNTPOFF.
6284 (output_addr_const_extra): Likewise.
6285 (output_pic_addr_const): Lowercase @NTPOFF.
6286 (output_addr_const_extra): Likewise.
6287 (output_pic_addr_const): Lowercase @TPOFF.
6288 (output_addr_const_extra): Likewise.
6289 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
6290 (*tls_global_dynamic_64): Likewise.
6291 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
6292 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
6294 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
6295 (ASM_OUTPUT_TLS_COMMON): Use it.
6296 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
6299 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
6300 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
6301 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
6302 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
6303 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
6304 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
6306 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6308 * config/i386/i386.c (override_options): Don't accept
6309 -mtls-dialect=sun any longer.
6310 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
6311 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
6312 (*tls_local_dynamic_base_32_sun): Likewise.
6313 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
6315 2010-03-24 Jakub Jelinek <jakub@redhat.com>
6318 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6319 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
6322 * ira.c (adjust_cleared_regs): New function.
6323 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
6327 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
6329 * expr.c (expand_expr_real): Restore previous
6330 curr_insn_source_location and curr_insn_block after
6331 expand_expr_real_1 call.
6332 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
6333 instead of expand_expr_real_1.
6335 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
6337 PR rtl-optimization/43413
6338 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
6341 2010-03-22 James E. Wilson <wilson@codesourcery.com>
6344 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
6345 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
6347 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
6349 * config/i386/i386.c (ix86_target_string): Add -mfma.
6350 Fix a typo in comment.
6352 2010-03-22 Mike Stump <mikestump@comcast.net>
6355 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
6356 Don't overly align based upon packed packed fields.
6358 2010-03-22 Jason Merrill <jason@redhat.com>
6360 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
6361 Use () rather than [], and move before the element type.
6363 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6365 * doc/configfiles.texi (Configuration Files): Removed
6366 fixinc/Makefile*, intl/Makefile.*.
6367 * doc/makefile.texi: Fixed markup. Abstract from version
6368 control system used.
6369 (Makefile): Removed obsolete gcc/java/parse.y example.
6370 * doc/sourcebuild.texi: Likewise.
6371 (Top Level): Added config, gnattools, libdecnumber, libgcc,
6372 libgomp, libssp. Removed fastjar.
6373 (Miscellaneous Docs): Clarify location.
6374 Added COPYING3, COPYING3.LIB.
6375 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
6377 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6380 * config/i386/i386.c (x86_function_profiler)
6381 [!NO_PROFILE_COUNTERS]: Fix typo.
6382 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
6385 2010-03-22 Janis Johnson <janis187@us.ibm.com>
6386 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6388 * doc/sourcebuild.texi (Test Directives): Split into six
6389 subsections, with most of the current text in new subsections
6390 Directives, Selectors, and Final Actions.
6391 (Directives): Split list of test directives into multiple
6393 (Selectors): Describe use and syntax of selectors.
6394 (Effective-Target Keywords): Describe all existing keywords.
6395 (Add Options): Describe features for dg-add-options.
6396 (Require Support): Describe variants of dg-require-support.
6397 (Final Actions): Describe commands to use in dg-final.
6399 2010-03-22 Michael Matz <matz@suse.de>
6402 * recog.c (validate_replace_rtx_group): Replace also in
6403 REG_EQUAL and REG_EQUIV notes.
6405 2010-03-22 Richard Guenther <rguenther@suse.de>
6407 PR tree-optimization/43390
6408 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
6409 sure vector extracts are type correct.
6411 2010-03-22 Richard Guenther <rguenther@suse.de>
6414 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
6415 x * sqrt (x) even when optimizing for size if the target
6416 has native support for sqrt.
6418 2010-03-22 Jakub Jelinek <jakub@redhat.com>
6420 * varasm.c (make_decl_rtl_for_debug): Also clear
6421 flag_mudflap for the duration of make_decl_rtl call.
6424 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
6425 locs from preserved VALUEs.
6427 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6430 * pa.md (movmemsi): Set align to one if zero.
6431 (movmemdi): Likewise.
6433 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
6436 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
6437 with their corresponding prologue pushes.
6439 2010-03-20 Andrew Pinski <pinskia@gmail.com>
6442 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
6443 at the begining or end.
6444 (spu_expand_epilogue): Likewise.
6446 2010-03-20 Richard Guenther <rguenther@suse.de>
6448 PR rtl-optimization/43438
6449 * combine.c (make_extraction): Properly zero-/sign-extend an
6450 extraction of the low part of a CONST_INT. Also handle
6453 2010-03-19 Mike Stump <mikestump@comcast.net>
6455 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
6456 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
6457 (override_options): Use SUBTARGET32_DEFAULT_CPU.
6459 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6462 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
6465 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
6467 PR rtl-optimization/42258
6468 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
6469 use that may match DEF.
6472 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
6473 the cost of loading the constant rather than assuming
6475 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
6476 outer code is AND, do the same tests as the andsi3 expander and
6477 return COSTS_N_INSNS (1) if and is cheap.
6479 * optabs.c (avoid_expensive_constant): Fix formatting.
6481 2010-03-19 Michael Matz <matz@suse.de>
6484 * attribs.c (decl_attributes): When rebuilding a function pointer
6485 type use the same qualifiers as the original pointer type.
6487 2010-03-19 Martin Jambor <mjambor@suse.cz>
6489 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
6490 and is_gimple_ip_invariant_address.
6492 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6495 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6497 * config/arm/arm.c (arm_override_options): Turn off
6498 flag_dwarf2_cfi_asm for AAPCS variants.
6500 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6503 * config/arm/arm.c (emit_multi_reg_push): Update comments.
6504 Use PRE_MODIFY instead of PRE_DEC.
6505 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
6506 (vfp_emit_fstmd): Likewise.
6508 2010-03-19 Michael Matz <matz@suse.de>
6511 * builtins.c (expand_builtin_interclass_mathfn,
6512 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
6515 2010-03-19 Richard Guenther <rguenther@suse.de>
6517 PR tree-optimization/43415
6518 * tree-ssa-pre.c (phi_translate): Split out worker to ...
6519 (phi_translate_1): ... this.
6520 (phi_translate): Move all caching here. Cache all NARY
6521 and REFERENCE translations.
6523 2010-03-19 David S. Miller <davem@davemloft.net>
6525 With help from Eric Botcazou.
6526 * config/sparc/sparc.c: Include dwarf2out.h.
6527 (emit_pic_helper): Delete.
6528 (pic_helper_symbol_name): Delete.
6529 (pic_helper_emitted_p): Delete.
6530 (pic_helper_needed): New.
6531 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
6532 (get_pc_thunk_name): New.
6533 (load_pic_register): Remove 'delay_pic_helper' arg. Use
6534 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
6535 Set pic_helper_needed to true. Don't call emit_pic_helper.
6536 (sparc_expand_prologue): Update load_pic_register call.
6537 (sparc_output_mi_thunk): Likewise.
6538 (sparc_file_end): Emit a hidden comdat symbol for the PIC
6539 thunk if possible. Output CFI information as needed.
6541 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6542 Jack Howarth <howarth@bromo.med.uc.edu>
6545 * config/i386/i386.h: Fix ABI on darwin x86-32.
6547 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
6549 * tree.h: Declare make_decl_rtl_for_debug.
6550 * varasm.c (make_decl_rtl_for_debug): New.
6551 * dwarf2out.c (rtl_for_decl_location): Call it.
6552 * cfgexpand.c (expand_debug_expr): Call it.
6554 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6557 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
6561 * var-tracking.c (vt_init_cfa_base): Do nothing if
6562 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
6564 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
6567 * var-tracking.c (canonicalize_vars_star): New.
6568 (dataflow_post_merge_adjust): Use it.
6570 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6573 * var-tracking.c (non_suitable_const): New function.
6574 (add_uses): For DEBUG_INSNs with constants, don't record any
6575 value, instead just the constant value itself.
6576 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
6577 is not VAR_LOC_UNKNOWN_P, set var to the constant.
6578 (emit_notes_in_bb): Likewise.
6579 (emit_note_insn_var_location): For onepart variables if
6580 cur_loc is a VOIDmode constant, use DECL_MODE.
6582 2010-03-18 Martin Jambor <mjambor@suse.cz>
6585 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
6586 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
6587 all non-clones. Moved call redirection...
6588 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
6589 (cgraph_materialize_all_clones): Dispose of all
6590 combined_args_to_skip bitmaps.
6591 (verify_cgraph_node): Do not check for edges pointing to wrong
6592 nodes in inline clones.
6593 * tree-inline.c (copy_bb): Call
6594 cgraph_redirect_edge_call_stmt_to_callee.
6595 * ipa.c (cgraph_remove_unreachable_nodes): Call
6596 cgraph_node_remove_callees even when there are used clones.
6598 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6600 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
6602 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6605 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
6608 2010-03-18 Michael Matz <matz@suse.de>
6611 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
6612 into sqrt(x) if we need to preserve signed zeros.
6614 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
6615 Eric Botcazou <ebotcazou@adacore.com>
6617 PR rtl-optimization/43360
6618 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
6619 note if we don't know its invariant status.
6621 2010-03-18 Michael Matz <matz@suse.de>
6623 PR tree-optimization/43402
6624 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
6625 PHI chains of ssa names registered for update.
6627 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
6630 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
6631 non-offsettable and pre_modify update addressing.
6632 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
6633 and "2" alternatives "#".
6634 (*movdd_softfloat32): Make all alternatives "#";
6635 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
6636 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
6637 (*movdf_softfloat32): Make all alternatives "#";
6638 (movdi): Use the new DIFD mode iterator to create a common splitter
6639 for movdi, movdf and movdd patterns.
6641 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
6643 * common.opt (dumpdir): Remove redundant tab.
6645 2010-03-17 Martin Jambor <mjambor@suse.cz>
6647 PR tree-optimization/43347
6648 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
6649 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
6651 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
6653 PR rtl-optimization/42216
6654 * regrename.c (create_new_chain): New function, broken out from...
6655 (scan_rtx_reg): ... here. Call it. Handle the case where we are
6656 appending a use to an empty chain.
6657 (build_def_use): Remove previous changes that convert OP_INOUT to
6658 OP_OUT operands; instead detect the case where an OP_INOUT operand
6659 uses a previously untracked register and create an empty chain for it.
6661 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6663 * doc/extend.texi (Function Attributes): Rewrite unfinished
6664 sentence in ms_abi documentation.
6666 2010-03-17 Alan Modra <amodra@gmail.com>
6668 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
6669 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
6670 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
6671 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
6673 2010-03-16 Richard Henderson <rth@redhat.com>
6676 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
6677 (lower_try_finally): Save and restore eh_seq around the expansion
6680 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6682 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
6683 statements before splitting block.
6685 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6687 * doc/sourcebuild.texi (Testsuites): Fix markup.
6688 Use pathnames relative to gcc/testsuite.
6689 (Test Directives): Move description of how timeout is determined.
6690 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
6691 (C Tests): Correct gcc.misc-tests directory.
6692 Framework tests now live in gcc.test-framework.
6694 2010-03-16 Richard Guenther <rguenther@suse.de>
6697 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
6698 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
6700 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6701 Alexandre Oliva <aoliva@redhat.com>
6703 PR tree-optimization/42917
6704 * lambda-code.c (remove_iv): Skip debug statements.
6705 (lambda_loopnest_to_gcc_loopnest): Likewise.
6706 (not_interesting_stmt): Debug statements are not interesting.
6708 2010-03-16 Jakub Jelinek <jakub@redhat.com>
6712 * cselib.c (cselib_preserve_constants,
6713 cfa_base_preserved_val): New static variables.
6714 (preserve_only_constants): New function.
6715 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
6716 clear its REG_VALUES. If cselib_preserve_constants, don't
6717 empty the whole hash table, but preserve there VALUEs with constants,
6718 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
6719 (cselib_preserve_cfa_base_value): New function.
6720 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
6721 (cselib_init): Change argument to int bitfield. Set
6722 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
6724 (cselib_finish): Clear cselib_preserve_constants and
6725 cfa_base_preserved_val.
6726 * cselib.h (enum cselib_record_what): New enum.
6727 (cselib_init): Change argument to int.
6728 (cselib_preserve_cfa_base_value): New prototype.
6729 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
6730 * dse.c (dse_step1): Likewise.
6731 * cfgcleanup.c (thread_jump): Likewise.
6732 * sched-deps.c (sched_analyze): Likewise.
6733 * gcse.c (local_cprop_pass): Likewise.
6734 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
6735 If FN is non-NULL, call the callback always and whenever it returns
6736 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
6737 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
6738 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
6739 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
6740 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
6741 * var-tracking.c: Include recog.h.
6742 (bb_stack_adjust_offset): Remove.
6743 (vt_stack_adjustments): Don't call it, instead just gather the
6744 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
6745 (adjust_stack_reference): Remove.
6746 (compute_cfa_pointer): New function.
6747 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
6748 (struct adjust_mem_data): New type.
6749 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
6751 (get_address_mode): New function.
6752 (replace_expr_with_values): Use it.
6753 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
6754 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
6755 (adjust_sets): Remove.
6756 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
6757 Use get_address_mode.
6758 (get_adjusted_src): Remove.
6759 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
6760 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
6761 (add_with_sets): Don't call adjust_sets.
6762 (fp_setter, vt_init_cfa_base): New functions.
6763 (vt_initialize): Change return type to bool. Move most of pool etc.
6764 initialization to the beginning of the function from end. Pass
6765 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
6766 If !frame_pointer_needed, call vt_stack_adjustment before mos
6767 vector is filled, call vt_init_cfa_base if argp/framep has been
6768 eliminated to sp. If frame_pointer_needed and argp/framep has
6769 been eliminated to hard frame pointer, set
6770 hard_frame_pointer_adjustment and call vt_init_cfa_base after
6771 encountering fp setter in the prologue. For MO_ADJUST, call
6772 log_op_type before pusing the op into mos vector, not afterwards.
6773 Call adjust_insn before cselib_process_insn/add_with_sets,
6774 call cancel_changes (0) afterwards.
6775 (variable_tracking_main_1): Adjust for vt_initialize calling
6776 vt_stack_adjustments and returning whether it succeeded or not.
6778 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
6780 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
6783 2010-03-15 Jakub Jelinek <jakub@redhat.com>
6785 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
6787 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
6788 drap_reg has not been set.
6790 2010-03-15 Michael Matz <matz@suse.de>
6793 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
6794 use it to expand block copies.
6795 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
6796 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
6797 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
6799 2010-03-15 Richard Guenther <rguenther@suse.de>
6801 PR tree-optimization/43367
6802 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
6805 2010-03-15 Richard Guenther <rguenther@suse.de>
6807 PR tree-optimization/43317
6808 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
6810 2010-03-15 Martin Jambor <mjambor@suse.cz>
6812 PR tree-optimization/43141
6813 * tree-sra.c (create_abstract_origin): New function.
6814 (modify_function): Call create_abstract_origin.
6816 2010-03-15 Chris Demetriou <cgd@google.com>
6818 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
6821 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6824 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
6825 call insert_out_of_ssa_copy for default definitions.
6827 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6829 * graphite-clast-to-gimple.c (my_long_long): Defined.
6830 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
6831 * graphite-sese-to-poly.c (my_long_long): Defined.
6832 (scop_ivs_can_be_represented): Use it.
6834 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6836 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
6837 graphite-max-bbs-per-function, and loop-block-tile-size.
6838 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
6840 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
6842 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6844 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
6845 forward declaration.
6846 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
6847 (add_upper_bounds_from_estimated_nit): New.
6848 (build_loop_iteration_domains): Use it.
6850 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6852 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
6854 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6857 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
6858 should be an INTEGER_CST. Also handle CASE_CONVERT.
6860 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6862 * graphite.c (graphite_initialize): To bound the number of bbs per
6863 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
6864 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
6865 * doc/invoke.texi: Document it.
6867 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6869 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
6870 * graphite-sese-to-poly.h (build_poly_scop): Same.
6872 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6874 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
6875 the number of parameters in the scop. Use as an upper bound
6876 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
6877 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
6878 * doc/invoke.texi: Document it.
6880 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
6882 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
6883 * doc/c-tree.texi: Remove.
6884 * doc/generic.texi: Merge c-tree.texi here.
6885 * doc/gccint.texi (Trees): Remove menu entry.
6886 (c-tree.texi): Remove @include.
6887 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
6888 * doc/languages.texi (Reading RTL): Ditto.
6890 2010-03-12 Steve Ellcey <sje@cup.hp.com>
6893 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
6895 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6898 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
6899 code added to work around reload clobbering CONST insns.
6901 2010-03-12 Jakub Jelinek <jakub@redhat.com>
6903 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
6904 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
6905 (cselib_preserve_only_values): Remove retain argument, don't
6906 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
6907 * cselib.h (cselib_preserve_only_values): Remove retain argument.
6908 * var-tracking.c (micro_operation): Move insn field before union.
6909 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
6910 (struct variable_tracking_info_def): Remove n_mos field, change
6911 mos into a vector of micro_operations.
6912 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
6913 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
6914 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
6915 changing into a vector.
6916 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
6917 come before all other uops generated by add_stores.
6918 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
6920 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
6921 a vector. Run just one pass over the bbs instead of separate counting
6922 and computation phase.
6923 (vt_finalize): Free VTI (bb)->mos vector instead of array.
6926 * tree-inline.c (remap_decls): Put old_var rather than origin_var
6927 into *nonlocalized_list vector.
6928 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
6929 even if origin is non-NULL.
6930 (gen_variable_die): Likewise.
6931 (process_scope_var): Don't change origin.
6932 (gen_decl_die): Likewise.
6933 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
6934 before adding new edges instead of after it, fix moving over
6937 2010-03-11 David S. Miller <davem@davemloft.net>
6939 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
6941 * configure: Rebuild.
6943 2010-03-11 Martin Jambor <mjambor@suse.cz>
6945 PR tree-optimization/43257
6946 * tree.c (assign_assembler_name_if_neeeded): New function.
6947 (free_lang_data_in_cgraph): Assembler name assignment moved to the
6949 * tree.h (assign_assembler_name_if_neeeded): Declare.
6950 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
6951 the function if needed.
6953 2010-03-11 Chris Demetriou <cgd@google.com>
6955 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
6956 include/stdint-gcc.h, and include/stdint.h world-readable.
6958 2010-03-11 Richard Guenther <rguenther@suse.de>
6960 PR tree-optimization/43255
6961 * tree-vrp.c (process_assert_insertions_for): Do not insert
6962 asserts for trivial conditions.
6964 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6966 PR tree-optimization/43280
6967 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
6968 generation. Move calculation of size out of the if branch.
6969 (find_bswap): Modify compare number generation.
6971 2010-03-11 Richard Guenther <rguenther@suse.de>
6974 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
6975 (input_gimple_stmt): Fixup handled component types during
6976 operand read. Also fix up decls in ADDR_EXPRs.
6978 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
6980 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
6981 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
6983 2010-03-10 Jan Hubicka <jh@suse.cz>
6986 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
6987 * varasm.c (get_variable_section): Don't do that here...
6988 (make_decl_rtl): ... and here.
6989 (do_assemble_alias): Produce decl RTL.
6990 (assemble_alias): Likewise.
6992 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6995 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6996 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6998 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6999 (based_loc_descr): Only express drap or vdrap regno based expressions
7000 using DW_OP_fbreg when not optimizing.
7001 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
7002 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
7003 REG_CFA_SET_VDRAP note.
7005 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
7007 PR tree-optimization/43236
7008 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
7009 error in calculation of base address in reverse iteration case.
7010 (generate_builtin): Take number of latch executions if the statement
7013 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
7016 * tree-eh.c: Include pointer-set.h.
7017 (lower_eh_dispatch): Filter out duplicate case labels and
7018 remove the unneeded edge when the label is unused. Return
7019 true when some edges are removed.
7020 (execute_lower_eh_dispatch): When any lowering resulted in
7021 removing an edge, also delete unreachable blocks.
7023 2010-03-10 Jakub Jelinek <jakub@redhat.com>
7026 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
7027 UNSPEC_MACHOPIC_OFFSET.
7029 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
7032 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
7033 (m68k_delegitimize_address): New function.
7035 2010-03-09 Jakub Jelinek <jakub@redhat.com>
7038 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
7041 * var-tracking.c (adjust_sets): New function.
7042 (count_with_sets, add_with_sets): Use it.
7043 (get_adjusted_src): New inline function.
7044 (add_stores): Use it.
7047 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
7048 call cselib_dummy_expand_value_rtx_cb instead of
7049 cselib_expand_value_rtx_cb.
7052 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
7053 * config/i386/i386.c: Include debug.h and dwarf2out.h.
7054 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
7055 and .cfi_endproc around the pic thunks.
7056 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
7057 all queued unwind info register saves are saved before the call.
7058 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
7059 considered as sp-=4 for unwind info and the pop as sp+=4 which
7060 also clobbers dest, but doesn't actually restore it.
7063 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
7064 RTX_FRAME_RELATED_P.
7066 2010-03-09 Jie Zhang <jie@codesourcery.com>
7068 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
7069 whitespaces in output template.
7071 2010-03-09 Jie Zhang <jie@codesourcery.com>
7073 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
7076 2010-03-08 Jakub Jelinek <jakub@redhat.com>
7078 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
7079 builtins.exp in a separate job.
7081 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7083 * graphite-sese-to-poly.c (add_param_constraints): Use
7084 lower_bound_in_type and upper_bound_in_type.
7086 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7088 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
7089 instead of unsigned_type_node.
7091 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7092 Reza Yazdani <reza.yazdani@amd.com>
7095 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
7096 on pointer type parameters.
7098 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
7102 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
7103 handle conversions from pointer to integers.
7104 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
7105 induction variable, to be able to work with code generated by CLooG.
7106 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
7107 (build_poly_scop): Bail out if we cannot codegen a loop.
7109 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
7111 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
7112 code generation with gloog_error.
7114 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7116 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
7117 Call fold_convert on all the returned values.
7118 (expand_scalar_variables_expr): Pass to
7119 expand_scalar_variables_ssa_name the type of the resulting expression.
7121 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7123 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
7124 ppl_min_for_le_pointset.
7125 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
7126 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
7128 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7130 * graphite-dependences.c (map_into_dep_poly): Removed.
7131 (dependence_polyhedron_1): Use combine_context_id_scat.
7133 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7135 * graphite-poly.h (struct poly_scattering): Add layout documentation.
7136 (struct poly_bb): Same.
7137 (combine_context_id_scat): New.
7139 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7142 * sese.c (name_defined_in_loop_p): Return false for default
7145 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7147 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
7148 and clean up the logic.
7150 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7152 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
7155 2010-03-08 Jakub Jelinek <jakub@redhat.com>
7157 * var-tracking.c (remove_cselib_value_chains): Define only for
7159 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
7160 delete_slot_part, emit_notes_for_differences_1): Don't call
7161 remove_cselib_value_chains here.
7162 (set_slot_part, emit_notes_for_differences_2): Don't call
7163 add_cselib_value_chains here.
7164 (preserved_values): New vector.
7165 (preserve_value): New function.
7166 (add_uses, add_stores, vt_add_function_parameters): Use it
7167 instead of cselib_preserve_value.
7168 (changed_values_stack): New vector.
7169 (check_changed_vars_0): New function.
7170 (check_changed_vars_1, check_changed_vars_2): Use it.
7171 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
7172 changed_values_stack VALUEs.
7173 (vt_emit_notes): For all preserved_values call
7174 add_cselib_value_chains. If ENABLE_CHECKING call
7175 remove_cselib_value_chains before verifying value_chains is empty.
7176 Initialize and free changed_values_stack.
7177 (vt_initialize): Initialize preserved_values.
7178 (vt_finalize): Free preserved_values.
7180 2010-03-08 Richard Guenther <rguenther@suse.de>
7182 PR tree-optimization/43269
7183 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
7186 2010-03-08 Martin Jambor <mjambor@suse.cz>
7188 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
7189 (ipa_is_param_called): Removed.
7190 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
7191 (ipa_print_node_params): Do not print the called flag.
7192 (ipa_write_node_info): Do not stream the called flag.
7193 (ipa_read_node_info): Likewise.
7195 2010-03-07 Jakub Jelinek <jakub@redhat.com>
7198 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
7199 * cselib.c (struct expand_value_data): Add dummy field.
7200 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
7202 (cselib_dummy_expand_value_rtx_cb): New function.
7203 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
7205 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
7206 * var-tracking.c: Include pointer-set.h.
7207 (variable): Change n_var_parts to char from int. Add
7208 cur_loc_changed and in_changed_variables fields.
7209 (variable_canonicalize): Remove.
7210 (shared_var_p): New inline function.
7211 (unshare_variable): Maintain cur_loc_changed and
7212 in_changed_variables fields. If var was in changed_variables,
7213 replace it there with new_var. Just copy cur_loc instead of
7214 resetting it to something else.
7215 (variable_union): Don't recompute cur_loc. Use shared_var_p.
7216 (dataflow_set_union): Don't call variable_canonicalize.
7217 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
7218 of their DEBUG_EXPR_TREE_DECLs.
7219 (canonicalize_loc_order_check): Verify that cur_loc is NULL
7220 and in_changed_variables and cur_loc_changed is false.
7221 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
7222 and cur_loc_changed. Don't update cur_loc here.
7223 (variable_merge_over_src): Don't call variable_canonicalize.
7224 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
7225 removing loc that is equal to cur_loc, clear cur_loc,
7226 set cur_loc_changed and ensure variable_was_changed is called.
7227 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
7228 compare pointers in cur_loc check, if it is equal to loc,
7229 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
7230 (variable_different_p): Remove compare_current_location argument,
7231 don't compare cur_loc.
7232 (dataflow_set_different_1): Adjust variable_different_p caller.
7233 (variable_was_changed): If dv had some var in changed_variables
7234 already, reset in_changed_variables flag for it and propagate
7235 cur_loc_changed over to the new variable. On empty var
7236 always set cur_loc_changed. Set in_changed_variables on whatever
7237 var is added to changed_variables.
7238 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
7239 Use shared_var_p. When removing loc that is equal to cur_loc,
7240 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
7241 end, don't set it to something else, just call variable_was_changed.
7242 (delete_slot_part): Use shared_var_p. When cur_loc equals to
7243 loc being removed, clear cur_loc and set cur_loc_changed.
7244 Set cur_loc_changed if all locations have been removed.
7245 (struct expand_loc_callback_data): New type.
7246 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
7247 allocated. Always create SUBREGs if simplify_subreg failed.
7248 Prefer to use cur_loc, when that fails and still in
7249 changed_variables (and seen first time) recompute it. Set
7250 cur_loc_changed of variables which had to change cur_loc and
7251 compute elcd->cur_loc_changed if any of the subexpressions used
7252 had to change cur_loc.
7253 (vt_expand_loc): Adjust to pass arguments in
7254 expand_loc_callback_data structure.
7255 (vt_expand_loc_dummy): New function.
7256 (emitted_notes): New variable.
7257 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
7258 that weren't used for any other decl in current
7259 emit_notes_for_changes call call vt_expand_loc_dummy to update
7260 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
7261 first loc_chain location if NULL before. Always use just
7262 cur_loc instead of first loc_chain location. When cur_loc_changed
7263 is false, when not --enable-checking=rtl just don't emit any note.
7264 When rtl checking, compute the note and assert it is the same
7265 as previous note. Clear cur_loc_changed and in_changed_variables
7266 at the end before removing from changed_variables.
7267 (check_changed_vars_3): New function.
7268 (emit_notes_for_changes): Traverse changed_vars to call
7269 check_changed_vars_3 on each changed var.
7270 (emit_notes_for_differences_1): Clear cur_loc_changed and
7271 in_changed_variables. Recompute cur_loc of new_var.
7272 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
7273 (vt_emit_notes): Initialize and destroy emitted_notes.
7275 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
7277 PR rtl-optimization/42220
7278 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
7279 Use verify_reg_tracked to determine if we should use OP_OUT rather
7281 (build_def_use): If we see an in-out operand for a register that we
7282 know nothing about, treat is an output if possible, fail the block if
7285 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7288 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
7291 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7294 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
7295 uses of relevant DEFs that are dead outside the loop too.
7297 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7299 * var-tracking.c (dataflow_set_merge): Swap src and src2.
7301 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7303 * var-tracking.c (values_to_unmark): New variable.
7304 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7305 values_to_unmark vector. Moved body to...
7306 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7307 instead queue it into values_to_unmark vector.
7308 (vt_find_locations): Free values_to_unmark vector.
7310 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
7312 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
7313 (site.exp): Export them when plugins are enabled.
7315 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
7318 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
7320 (chrec_fold_multiply): Same.
7322 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
7325 * c-decl.c (build_compound_literal): Return early if init is
7328 2010-03-04 Martin Jambor <mjambor@suse.cz>
7330 PR tree-optimization/43164
7331 PR tree-optimization/43191
7332 * tree-sra.c (type_consists_of_records_p): Reject records with
7333 zero-size bit-fields at the end.
7335 2010-03-04 Mike Stump <mikestump@comcast.net>
7337 * Makefile.in (TAGS): Remove *.y.
7339 2010-03-04 Richard Guenther <rguenther@suse.de>
7341 PR tree-optimization/40761
7342 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
7344 (my_rev_post_order_compute): New function.
7345 (init_pre): Call it.
7347 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
7350 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
7351 decrease the cost of an IV candidate when the cost is infinite.
7353 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7355 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
7356 Use '3DNow!' for the extension of that name, ensure normal space
7358 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
7360 2010-03-03 Jeff Law <law@redhat.com>
7362 * PR middle-end/32693
7363 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
7364 than gen_rtx_SUBREG.
7365 (extract_bit_field_1): Likewise.
7367 2010-03-03 Janis Johnson <janis187@us.ibm.com>
7369 * doc/sourcebuild.texi (Test directives): Document that arguments
7370 include-opts and exclude-opts are now optional for dg-skip-if,
7371 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
7373 2010-03-03 Jason Merrill <jason@redhat.com>
7376 * cgraph.h (varpool_node): Add extra_name field.
7377 * varpool.c (varpool_extra_name_alias): New.
7378 (varpool_assemble_decl): Emit extra name aliases.
7379 (varpool_mark_needed_node): Look past an extra name alias.
7380 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
7381 * lto-streamer-in.c (lto_input_tree): Read it.
7382 * lto-streamer-out.c (output_unreferenced_globals): Write it.
7384 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
7386 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
7387 (sparc*-*-solaris2*): ...this.
7389 2010-03-03 Jakub Jelinek <jakub@redhat.com>
7392 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
7393 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
7394 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
7395 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
7398 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
7399 fallthrough to default handling, just with want_address 0 instead of 2.
7400 For single element lists, add_AT_loc directly, otherwise create an
7401 artificial variable DIE and stick location list to it.
7404 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
7405 (VAL_EXPR_HAS_REVERSE): Define.
7406 (reverse_op): New function.
7407 (add_stores): For reversible operations add an extra MO_VAL_USE.
7409 2010-03-02 Jason Merrill <jason@redhat.com>
7411 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
7413 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
7415 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
7416 (sparc64-*-linux*): Likewise.
7417 (sparc64-*-solaris2*): Include assembler files before linker ones.
7418 (sparc-*-solaris2*): Simplify and reorder to match previous case.
7419 * config/sparc/gas.h: Delete.
7420 * config/sparc/sol2-64.h: Add copyright notice.
7421 * config/sparc/sol2-gas-bi.h: Likewise.
7422 * config/sparc/sol2-gld.h: Likewise.
7423 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
7424 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
7425 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
7426 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
7427 (sparc_elf_asm_named_section): Rename into...
7428 (sparc_solaris_elf_asm_named_section): ...this. Always define.
7430 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
7432 * config/alpha/alpha.c (override_options): Fix -mtune error message.
7434 2010-03-02 Jeff Law <law@redhat.com>
7437 * reload1.c (rtx_p, substitute_stack): Declare.
7438 (substitute): Record addresses of changed rtxs.
7439 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
7440 Restore the original rtx when complete.
7441 (reload): Free subsitute_stack when complete.
7443 2010-03-02 Janis Johnson <janis187@us.ibm.com>
7445 * doc/gccint.texi (menu): Add Testsuites as a chapter.
7446 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
7448 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
7449 LTO Testing, gcov Testing, profopt Testing, compat Testing,
7450 Torture Tests): Change from subsection to section.
7452 2010-03-02 Jakub Jelinek <jakub@redhat.com>
7453 Steven Bosscher <steven@gcc.gnu.org>
7455 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
7458 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
7461 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
7462 the assignment from the new induction variable to the assignment
7463 of the value from the original loop PHI function.
7465 2010-03-01 Janis Johnson <janis187@us.ibm.com>
7466 Daniel Jacobowitz <dan@codesourcery.com>
7468 * doc/sourcebuild.texi (Test directives): Clarify options to
7471 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7473 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
7474 Disable cfi directives unless GCC and gas agree on using read-only
7475 .eh_frame sections for 64-bit.
7476 * configure: Regenerate.
7478 2010-03-01 Richard Guenther <rguenther@suse.de>
7480 PR tree-optimization/43220
7481 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
7482 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
7484 2010-03-01 Richard Guenther <rguenther@suse.de>
7485 Martin Jambor <mjambor@suse.cz>
7488 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
7489 gimplified parameters.
7491 2010-03-01 Christian Bruel <christian.bruel@st.com>
7493 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
7495 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
7497 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
7499 2010-03-01 Richard Guenther <rguenther@suse.de>
7502 * expr.c (expand_assignment): Use the alias-oracle to tell
7503 if the rhs aliases the result decl.
7505 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7508 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
7509 to sol_gt_pch_get_address.
7510 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
7511 64-bit, SPARC and x86.
7512 (sol_gt_pch_get_address): New function.
7514 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
7516 * toplev.h (inform_n, error_n): Declare.
7517 * diagnostic.c (inform_n, error_n): New function.
7519 2010-03-01 Jakub Jelinek <jakub@redhat.com>
7521 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
7522 has no rtl yet when processing local_decls, queue it and recheck
7523 if deferred stack allocation hasn't assigned it rtl.
7525 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7527 * config/sh/sh.c (unspec_bbr_uid): New.
7528 (gen_block_redirect): Use it instead of INSN_UID.
7529 (gen_far_branch): Likewise.
7531 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
7533 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
7534 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
7536 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7538 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
7539 (Warning Options): -Wno-conversion-null is valid for
7540 Objective-C++ as well.
7541 * doc/tm.texi (Named Address Spaces): Likewise.
7542 * doc/plugins.texi (Plugins): Replace TABs with spaces.
7543 * doc/tree-ssa.texi (Tree SSA): Likewise.
7545 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7548 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
7549 by default. Don't set the default arch for
7550 i[34567]86-*-darwin*|x86_64-*-darwin*.
7552 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7555 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
7556 default. Set the default 32bit/64bit archs with $with_arch
7557 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
7559 2010-02-27 Richard Guenther <rguenther@suse.de>
7561 PR tree-optimization/43186
7562 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
7563 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
7564 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
7565 unroller iterations.
7567 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7569 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
7570 required and i[34567]86-*-* targets don't support 64bit ISA.
7572 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
7575 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7578 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7580 * config.gcc: Set the default arch at least to Prescott for
7581 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
7582 if SSE math is enabled.
7584 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7586 * diagnostic.c (diagnostic_initialize): Update.
7587 (diagnostic_report_diagnostic): Test inhibit_notes_p for
7589 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
7590 (diagnostic_inhibit_notes): New.
7591 * toplev.c (process_options): inhibit notes with -fcompare-debug.
7593 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7596 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
7597 * doc/standards.texi: Likewise.
7598 * doc/extend.texi: Likewise.
7599 * doc/trouble.texi: Likewise.
7600 * doc/cppopts.texi: Likewise.
7601 * doc/install.texi: Likewise.
7602 * c.opt (std=c90,std=gnu90): New options.
7603 * c-opts.c (c_common_handle_option): Handle them.
7605 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7608 * c-decl.c (undeclared_variable): Use an informative note.
7610 2010-02-26 Richard Guenther <rguenther@suse.de>
7612 PR tree-optimization/43186
7613 * gimple.h (gimple_fold): Remove.
7614 * gimple.c (gimple_fold): Remove. Inline into single user ...
7615 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
7616 Try harder for conditions.
7618 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7621 * function.c (used_types_insert): Don't skip through named pointer
7622 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
7623 and it is different from the main variant's type.
7625 2010-02-26 Nick Clifton <nickc@redhat.com>
7627 * config/rx/rx.md (sminsi3): Remove bogus alternative.
7629 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7631 * config.gcc: Support --with-fpmath=sse for x86.
7633 * config/i386/ssemath.h: New.
7635 * doc/install.texi (--with-fpmath=sse): Documented.
7637 2010-02-26 Richard Guenther <rguenther@suse.de>
7639 PR tree-optimization/43188
7640 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
7641 vector types of over-aligned element type.
7643 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
7646 * config/i386/i386.c (expand_vec_perm_blend): Use correct
7647 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
7649 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
7651 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
7653 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7655 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
7656 * var-tracking.c: Include diagnostic.h.
7657 (debug_dv): New function.
7658 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
7661 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
7662 (add_value_chain, add_value_chains, remove_value_chain,
7663 remove_value_chains): Handle DEBUG_EXPRs.
7664 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
7667 * regcprop.c (struct queued_debug_insn_change): New type.
7668 (struct value_data_entry): Add debug_insn_changes field.
7669 (struct value_data): Add n_debug_insn_changes field.
7670 (debug_insn_changes_pool): New variable.
7671 (free_debug_insn_changes, apply_debug_insn_changes,
7672 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
7673 (kill_value_one_regno): Call free_debug_insn_changes if needed.
7674 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
7676 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
7678 (copyprop_hardreg_forward_1): Don't call apply_change_group for
7679 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
7680 changes, call cprop_find_used_regs via note_stores.
7681 (copyprop_hardreg_forward): When copying vd from predecessor
7682 which has any queued DEBUG_INSN changes, make sure the pointers are
7683 cleared. At the end call df_analyze and then if there are any
7684 DEBUG_INSN changes queued at the end of some basic block for still
7685 live registers, apply them.
7686 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
7688 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
7690 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
7693 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
7695 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
7696 targets. Set the default with_cpu/with_arch from arch/cpu.
7697 Allow x86-64 and native for with_cpu/with_arch.
7699 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
7701 * ebitmap.c: Change calls to verify_popcount with calls to
7702 sbitmap_verify_popcount.
7703 (ebitmap_clear_bit): Fixed map->cacheindex test and
7704 map>cache update when bit clearing results in an empty
7707 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7710 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
7711 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
7712 and support both V2DF and V2DI modes.
7713 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
7714 support both V2DF and V2DI modes.
7715 (general): Delete trailing whitespace from a few patterns.
7717 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7718 V2DF/V2DI interleave high/low builtins.
7720 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
7723 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
7724 interleave high/low functions.
7726 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
7728 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
7729 #pragma extern_prefix.
7731 2010-02-25 Jakub Jelinek <jakub@redhat.com>
7734 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
7735 BLKmode, assert op0 is a MEM and just adjust its mode.
7738 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
7739 if bitpos isn't multiple of mode's bitsize.
7741 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7743 * c.opt (-ftemplate-depth=): New.
7744 (-ftemplate-depth-): Deprecate.
7745 * optc-gen.awk: Handle -ftemplate-depth=.
7746 * opth-gen.awk: Likewise.
7747 * c-opts.c (c_common_handle_option): Likewise.
7748 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
7750 2010-02-24 Jason Merrill <jason@redhat.com>
7752 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
7754 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7756 * cfg.c (alloc_aux_for_block): Remove inline.
7757 (alloc_aux_for_edge): Likewise.
7759 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7761 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
7763 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7765 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
7766 * config/i386/sol2-gas.h: New file.
7767 * config.gcc (i[34567]86-*-solaris2*): Use it.
7769 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7772 * c-typeck.c (ep_convert_and_check): New.
7773 (build_conditional_expr): Use it.
7774 (build_binary_op): Likewise.
7776 2010-02-24 Jakub Jelinek <jakub@redhat.com>
7778 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
7781 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
7782 bounds even for -O+.
7783 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
7784 expr needs to have DECL_NAME set.
7786 2010-02-24 Nick Clifton <nickc@redhat.com>
7788 * config/mep/mep.c: Include gimple.h.
7789 (mep_function_uses_sp): Delete unused function.
7790 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
7791 parameters. Use unsigned integers to count args. Return a
7792 NULL_RTX instead of an error_mark_node. Toidy up formatting.
7794 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7797 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
7798 greater or equal to nelt instead of 2 * nelt.
7799 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
7802 2010-02-23 Jason Merrill <jason@redhat.com>
7805 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
7806 in cfun->local_decls even if they have register types.
7809 * stor-layout.c (place_field): Don't warn about unnecessary
7810 DECL_PACKED if the type is packed.
7812 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7815 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
7816 GOTOFF relocs, even when the base reg isn't pic pointer.
7818 2010-02-23 Michael Matz <matz@suse.de>
7821 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
7822 (expand_gimple_basic_block): Generate and use debug temps if there
7823 are debug uses left after the last real use of TERed ssa names.
7824 Unlink debug immediate uses when they are expanded.
7826 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
7829 * config/i386/i386.c (override_options): Reorganise to provide
7830 better error messages.
7832 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7835 * graphite-scop-detection.c (create_single_exit_edge): Move
7836 the call to find_single_exit_edge to....
7837 (create_sese_edges): ...here. Don't handle multiple edges
7838 exiting the function.
7839 (build_graphite_scops): Don't handle multiple edges
7840 exiting the function.
7842 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7845 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
7846 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
7848 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7851 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
7853 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7856 * c-typeck.c (convert_arguments): Print declaration location.
7857 * c-common.c (validate_nargs): Rename as
7858 builtin_function_validate_nargs.
7859 (check_builtin_function_arguments): Update.
7861 2010-02-22 Richard Guenther <rguenther@suse.de>
7864 * tree-inline.c (declare_return_variable): Use the type of
7865 the call stmt lhs if available.
7867 2010-02-22 Duncan Sands <baldrick@free.fr>
7869 * passes.c (register_pass): Always consider all pass lists when
7870 ref_pass_instance_number is zero.
7872 2010-02-22 Richard Guenther <rguenther@suse.de>
7874 PR tree-optimization/42749
7875 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
7876 parameter. Do arithmetic in the original type.
7877 (update_accumulator_with_ops): Likewise.
7878 (adjust_accumulator_values): Adjust.
7880 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7882 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
7883 (QI to BLKmode splitter): New splitter.
7885 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
7887 * config/i386/i386.c (initial_ix86_tune_features): Turn on
7888 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
7890 2010-02-22 Richard Guenther <rguenther@suse.de>
7892 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
7894 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
7896 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
7897 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
7898 ($(T)crti.o, $(T)crtn.o): Remove rules.
7900 2010-02-21 Tobias Burnus <burnus@net-b.de>
7903 * doc/invoke.texi (-fassociative-math): Document that this
7904 option is automatically enabled for Fortran.
7906 2010-02-20 David S. Miller <davem@davemloft.net>
7908 * configure.ac: Test if linker and assembler properly support
7909 GOTDATA_OP relocations.
7910 * configure: Rebuild.
7911 * config.in: Likewise.
7912 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
7913 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
7914 (movsi_high_pic): Likewise.
7915 (movdi_lo_sum_pic): Likewise.
7916 (movdi_high_pic): Likewise.
7917 (movsi_pic_gotdata_op): New pattern.
7918 (movdi_pic_gotdata_op): Likewise.
7919 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
7920 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
7922 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
7925 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
7926 attribute to ssemul.
7927 (xop_mulv2div2di3_high): Ditto.
7929 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7932 * c.opt (Wconversion-null): New option.
7933 * doc/invoke.texi (Wconversion-null): Document.
7935 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7937 * common.opt (Wlarger-than-): Add Undocumented.
7939 2010-02-19 Mike Stump <mikestump@comcast.net>
7941 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
7943 2010-02-19 Jason Merrill <jason@redhat.com>
7946 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
7947 * configure: Likewise.
7949 2010-02-20 Alan Modra <amodra@gmail.com>
7952 * cgraph.h (cgraph_make_decl_local): Declare.
7953 * cgraph.c (cgraph_make_decl_local): New function.
7954 (cgraph_make_node_local): Use it.
7955 * cgraphunit.c (cgraph_function_versioning): Likewise.
7956 * ipa.c (function_and_variable_visibility): Likewise.
7958 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7961 * except.c (sjlj_emit_function_enter): Don't call
7962 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
7964 * rtl.h (add_reg_br_prob_note): Remove prototype.
7966 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7969 * c-common.c (conversion_warning): Remove widening conversions
7970 before checking the conversion of integers to reals.
7972 2010-02-19 Mike Stump <mikestump@comcast.net>
7975 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
7978 * cgraphunit.c (process_function_and_variable_attributes): Check
7979 DECL_PRESERVE_P instead of looking up attribute "used".
7980 * ipa-pure-const.c (check_decl): Likewise.
7981 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
7982 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
7983 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
7984 instead of attribute "used".
7985 * config/sol2-c.c (solaris_pragma_init): Likewise.
7986 (solaris_pragma_fini): Likewise.
7988 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7990 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7991 Use XCNEW instead of xcalloc.
7992 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7993 XNEW instead of xmalloc.
7994 (get_fields): Use XNEWVEC instead of xmalloc.
7997 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7998 populate vars array.
7999 (create_new_general_access): For debug stmts just reset value.
8000 (get_stmt_accesses): For accesses within debug stmts just record them
8001 using add_access_to_acc_sites instead of preventing the peeling or
8002 counting them as accesses.
8005 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
8007 2010-02-19 Richard Guenther <rguenther@suse.de>
8009 PR tree-optimization/42916
8010 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
8013 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
8015 * configure.ac: Replace all uses of changequote in macro arguments
8016 with proper quoting.
8018 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8021 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
8023 2010-02-19 Richard Guenther <rguenther@suse.de>
8025 PR tree-optimization/42944
8026 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
8027 test for aliasing with errno.
8029 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8032 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
8033 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
8034 * dojump.c: Include output.h.
8035 (inv): New inline function.
8036 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
8037 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
8038 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
8039 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
8040 argument, pass it down to other calls.
8041 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
8042 add REG_BR_PROB note to the conditional jump.
8043 * cfgexpand.c (add_reg_br_prob_note): Removed.
8044 (expand_gimple_cond): Don't call it, add the probability
8045 as last argument to jumpif_1/jumpifnot_1.
8046 * Makefile.in (dojump.o): Depend on output.h.
8047 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
8049 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
8050 * stmt.c (do_jump_if_equal): Likewise.
8051 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
8052 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8053 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
8055 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
8056 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
8057 jumpifnot_1 callers.
8058 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
8060 (store_expr): Adjust jumpifnot caller.
8061 (store_constructor): Adjust jumpif caller.
8064 * gimplify.c (gimple_boolify): For __builtin_expect call
8065 gimple_boolify also on its first argument.
8067 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
8069 * configure.ac (gnu-unique-object): Wrap regexps using [] in
8071 (__stack_chk_fail): Ditto. Remove quadrigraphs.
8072 * configure: Regenerated.
8074 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8076 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
8077 lang_hooks.types_compatible_p instead of comptypes.
8079 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8081 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
8082 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
8083 if __prefer_thumb__ is defined.
8085 2010-02-18 Martin Jambor <mjambor@suse.cz>
8087 PR tree-optimization/43066
8088 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
8089 array with zero-sized element type.
8091 2010-02-18 Jakub Jelinek <jakub@redhat.com>
8093 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
8094 rtx, allocate struct var_loc_node here and return it to the
8095 caller, and only if it is actually needed.
8096 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
8097 move it earlier and return immediately if it returns NULL.
8099 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
8101 * config/sparc/gas.h: New file. Restore
8102 TARGET_ASM_NAMED_SECTION to its ELF default.
8103 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
8105 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8106 Likewise. Add ATTRIBUTE_UNUSED to prototype.
8107 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
8108 after sparc/sysv4.h.
8110 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
8112 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
8114 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
8116 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
8117 patterns from predicated pattern.
8119 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
8122 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
8123 for insn mnemonic suffix.
8125 2010-02-17 Richard Guenther <rguenther@suse.de>
8127 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
8130 2010-02-17 Jakub Jelinek <jakub@redhat.com>
8133 * caller-save.c (save_call_clobbered_regs): If BB ends with
8134 a DEBUG_INSN, move any notes in between last real insn and the last
8135 DEBUG_INSN after the last DEBUG_INSN.
8137 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
8139 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
8140 Fix return type. Fix argument type. Explain meaning of return value.
8142 2010-02-16 Richard Guenther <rguenther@suse.de>
8144 PR tree-optimization/41043
8145 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
8146 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
8148 (vrp_visit_phi_node): ... but only for loop PHI nodes.
8150 2010-02-16 Ira Rosen <irar@il.ibm.com>
8152 PR tree-optimization/43074
8153 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
8154 * tree-vect-loop.c (vect_analyze_loop_operations): Add
8155 vectorizable cycles in hybrid SLP check.
8156 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
8158 2010-02-16 Richard Guenther <rguenther@suse.de>
8160 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
8161 (true_dependence): If memrefs_conflict_p computes must-alias
8162 trust it. Move TBAA check after offset-based disambiguation.
8163 (canon_true_dependence): Likewise.
8165 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
8167 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
8168 * doc/invoke.texi: Document it.
8169 * var-tracking.c: Include toplev.h and params.h.
8170 (vt_find_locations): Return bool indicating success. Compute
8171 hash sizes unconditionally. Check new parameter, report.
8172 (variable_tracking_main_1): Check vt_find_locations results and
8173 retry. Renamed from...
8174 (variable_tracking_main): ... this. New wrapper to preserve
8175 flag_var_tracking_assignments.
8176 * Makefile.in (var-tracking.o): Adjust dependencies.
8178 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
8179 Jakub Jelinek <jakub@redhat.com>
8182 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
8183 if weak_import attribute is present.
8184 * config/darwin.c (machopic_select_section): Likewise.
8186 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
8188 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
8189 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
8190 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
8191 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
8193 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
8196 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
8199 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
8200 Rewrite text to refer to the names.
8202 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
8204 * config/i386/i386-builtin-types.def
8205 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
8206 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
8207 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
8208 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
8209 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
8210 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
8211 IX86_BUILTIN_VPERMIL2PS256.
8212 (MULTI_ARG_4_DF2_DI_I): Defined.
8213 (MULTI_ARG_4_DF2_DI_I1): Defined.
8214 (MULTI_ARG_4_SF2_SI_I): Defined.
8215 (MULTI_ARG_4_SF2_SI_I1): Defined.
8216 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
8217 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
8218 __builtin_ia32_vpermil2ps256.
8219 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
8220 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
8221 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
8222 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
8223 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
8224 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
8225 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
8226 CODE_FOR_xop_vpermil2v8sf3.
8227 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
8228 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
8229 * config/i386/xopintrin.h (_mm_permute2_pd): New.
8230 (_mm256_permute2_pd): New.
8231 (_mm_permute2_ps): New.
8232 (_mm256_permute2_ps): New.
8234 2010-02-15 Nick Clifton <nickc@redhat.com>
8236 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
8237 boolean parameters. Use emit_jump_insn when emitting a pop
8238 instruction containing a return insn.
8239 (push): Use 'true' rather than '1' as second parameter to F.
8240 (h8300_expand_prologue): Likewise.
8241 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
8242 (h8300_expand_epilogue): Likewise.
8244 2010-02-15 Richard Guenther <rguenther@suse.de>
8247 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
8250 2010-02-15 Nick Clifton <nickc@redhat.com>
8252 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
8255 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
8257 * intl.c (fake_ngettext): New function.
8258 * intl.h (fake_ngettext): Declare.
8259 (ngettext): Define macro.
8260 * collect2.c (notice_translated): New function.
8261 (main): Use notice_translated and ngettext.
8262 * collect2.h (notice_translated): Declare.
8264 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
8266 * reorg.c (delete_computation): Comment fixes.
8267 * caller-save.c (setup_save_areas): Idem.
8268 * sel-sched-dump.c (dump_lv_set): Idem.
8271 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8273 * config/s390/s390.c (s390_sched_init): New function.
8274 (TARGET_SCHED_INIT): Target hook defined.
8276 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
8277 Jack Howarth <howarth@bromo.med.uc.edu>
8278 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8281 Partial revert of unintended change in fix for PR41605.
8282 * config/darwin.h: Fix typo.
8283 * config/darwin9.h: Same.
8285 2010-02-11 Jakub Jelinek <jakub@redhat.com>
8287 * c-pch.c (pch_init): Clear v.
8289 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8292 * graphite-scop-detection.c (graphite_can_represent_scev): Call
8293 graphite_can_represent_init for MULT_EXPR.
8295 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8299 * graphite-sese-to-poly.c (remove_phi): New.
8300 (translate_scalar_reduction_to_array): Call remove_phi.
8302 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8305 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
8306 * graphite-clast-to-gimple.h (gloog): Update declaration.
8307 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
8308 * graphite-poly.h (struct poly_bb): Add missing comments.
8309 (struct scop): Add poly_scop_p field.
8311 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
8312 * graphite.c (graphite_transform_loops): Build the polyhedral
8313 representation for each scop before code generation.
8314 * sese.c (rename_variables_in_operand): Removed.
8315 (rename_variables_in_expr): Return the renamed expression.
8316 (rename_sese_parameters): New.
8317 * sese.h (rename_sese_parameters): Declared.
8319 2010-02-11 Richard Guenther <rguenther@suse.de>
8321 PR tree-optimization/42998
8322 * tree-ssa-pre.c (create_expression_by_pieces): Treat
8323 POINTER_PLUS_EXPR properly.
8325 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8326 Changpeng Fang <changpeng.fang@amd.com>
8329 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
8330 the cost of an IV candidate when the IV is used in a test against zero.
8332 * gcc.dg/tree-ssa/ivopts-3.c: New.
8334 2010-02-11 Richard Guenther <rguenther@suse.de>
8337 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
8338 pointer-vs-decl case by swapping refs. Handle some cases
8339 of pointer-vs-decl disambiguations more conservatively.
8340 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
8341 to false after expanding.
8343 2010-02-11 Richard Guenther <rguenther@suse.de>
8346 * gcc.c (process_command): Handle LTO file@offset case more
8349 2010-02-11 Jakub Jelinek <jakub@redhat.com>
8351 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
8352 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
8354 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
8356 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
8357 if MEM's mode size isn't DWARF2_ADDR_SIZE.
8358 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
8359 Optimize eq/ne comparisons when both arguments are known to be
8361 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
8362 Don't mask operands unnecessarily if they are known to be already
8365 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
8367 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
8370 2010-02-10 Richard Guenther <rguenther@suse.de>
8372 PR tree-optimization/43017
8373 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
8374 for wrapping signed arithmetic.
8376 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8379 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
8380 if no debug info should be emitted for it.
8382 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8384 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
8385 note when flag_exceptions is set.
8387 2010-02-10 Duncan Sands <baldrick@free.fr>
8389 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
8391 2010-02-10 Richard Guenther <rguenther@suse.de>
8394 * tree.c (get_unwidened): Handle constants.
8395 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
8397 2010-02-10 Martin Jambor <mjambor@suse.cz>
8400 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
8401 check for variable argument counts independently.
8403 2010-02-10 Christian Bruel <christian.bruel@st.com>
8406 * config/sh/sh.c (find_barrier): Increase length for non delayed
8407 conditional branches.
8409 2010-02-10 Christian Bruel <christian.bruel@st.com>
8411 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
8413 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8415 * builtins.c (set_builtin_user_assembler_name): Also handle
8416 ffs if int is smaller than word.
8418 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
8421 * ira-conflicts.c (get_dup): Remove.
8422 (process_reg_shuffles): Add new parameter. Use it as an
8423 additional guard for copy generation.
8424 (add_insn_allocno_copies): Rewrite.
8426 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
8428 * common.opt (fsched2-use-traces): Preserved for backward
8430 * doc/invoke.texi: Remove the documentation about option
8431 -fsched2-use-traces.
8432 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
8433 flag_sched2_use_traces.
8434 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
8435 the backward compatibility flag section.
8437 2010-02-09 Richard Guenther <rguenther@suse.de>
8439 PR tree-optimization/43008
8440 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
8441 make HEAP variables initialized from global memory if they
8442 are not known builtin functions.
8443 (find_func_aliases): Adjust.
8445 2010-02-09 Richard Guenther <rguenther@suse.de>
8447 PR tree-optimization/43000
8448 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
8449 arithmetic manually.
8451 2010-02-08 Jakub Jelinek <jakub@redhat.com>
8453 PR tree-optimization/42931
8454 * tree-loop-linear.c (try_interchange_loops): Don't call
8455 double_int_mul if estimated_loop_iterations failed.
8457 2010-02-08 Martin Jambor <mjambor@suse.cz>
8460 * tree-sra.c (build_accesses_from_assign): Do not mark in
8461 should_scalarize_away_bitmap if stmt has volatile ops.
8462 (sra_modify_assign): Do not process assigns piecemeal if if stmt
8465 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
8467 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
8469 2010-02-07 Adam Nemet <adambnmet@gmail.com>
8471 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
8474 2010-02-07 Andrew Pinski <pinskia@gmail.com>
8477 * df-core.c (df_finish_pass): Change type of saved_flags to int.
8479 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8482 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
8483 to unknown_dependence.
8484 (graphite_legal_transform_dr): Handle the unknown_dependence.
8485 (graphite_carried_dependence_level_k): Same.
8487 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8489 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
8491 2010-02-07 Richard Guenther <rguenther@suse.de>
8494 * expr.c (get_inner_reference): Always initialize *pbitsize.
8496 2010-02-07 Richard Guenther <rguenther@suse.de>
8499 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
8500 new ARRAY_REFs on variable size element or minimal index arrays.
8502 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
8503 gimple_fold_indirect_ref.
8505 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
8508 * arm.c (arm_override_options): Just return if the user has specified
8509 an invalid fpu name.
8511 2010-02-03 Jason Merrill <jason@redhat.com>
8514 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
8515 i386_pe_maybe_record_exported_symbol.
8517 2010-02-05 Steve Ellcey <sje@cup.hp.com>
8520 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8521 (pa_delegitimize_address): New function.
8523 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
8525 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
8526 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
8528 2010-02-05 Richard Guenther <rguenther@suse.de>
8531 * lto-streamer-in.c (get_resolution): Deal with references
8532 to undefined functions.
8534 2010-02-05 Richard Guenther <rguenther@suse.de>
8536 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
8537 (fold_const_aggregate_ref): Likewise.
8538 (ccp_fold_stmt): Substitute loads.
8539 (maybe_fold_reference): Verify types before substituting.
8541 (fold_gimple_assign): Unshare properly.
8542 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
8544 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
8546 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
8547 for rs6000_gen_cell_microcode.
8549 2010-02-04 Richard Guenther <rguenther@suse.de>
8551 PR rtl-optimization/42952
8552 * dse.c (const_or_frame_p): Remove MEM handling.
8554 2010-02-04 Nick Clifton <nickc@redhat.com>
8556 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
8557 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
8558 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
8559 (mn10300_asm_output_mi_thunk): New function.
8560 (mn10300_can_output_mu_thunk): New function.
8561 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
8562 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
8563 (FUNCTION_ARG): Delete incorrect comment.
8565 2010-02-03 Jason Merrill <jason@redhat.com>
8568 * fold-const.c (operand_equal_p): Handle erroneous types.
8570 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
8572 * config/h8300/h8300.md (can_delay): Fix attibute condition.
8574 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
8576 PR rtl-optimization/42941
8577 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
8580 2010-02-03 Jason Merrill <jason@redhat.com>
8583 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
8585 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
8588 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
8589 (cselib_reset_table): Renamed from...
8590 (cselib_reset_table_with_next_value): ... this.
8591 (cselib_get_next_uid): Renamed from...
8592 (cselib_get_next_unknown_value): ... this.
8593 * cselib.c (next_uid): Renamed from...
8594 (next_unknown_value): ... this.
8595 (cselib_clear_table): Adjust.
8596 (cselib_reset_table): Adjust. Renamed from...
8597 (cselib_reset_table_with_next_value): ... this.
8598 (cselib_get_next_uid): Adjust. Renamed from...
8599 (cselib_get_next_unknown_value): ... this.
8600 (get_value_hash): Use hash.
8601 (cselib_hash_rtx): Likewise.
8602 (new_cselib_val): Adjust. Set and dump uid.
8603 (cselib_lookup_mem): Pass next_uid as hash.
8604 (cselib_subst_to_values): Likewise.
8605 (cselib_log_lookup): Dump uid.
8606 (cselib_lookup): Pass next_uid as hash. Adjust.
8607 (cselib_process_insn): Adjust.
8608 (cselib_init): Initialize next_uid.
8609 (cselib_finish): Adjust.
8610 (dump_cselib_table): Likewise.
8611 * dse.c (canon_address): Dump value uid.
8612 * print-rtl.c (print_rtx): Print value uid.
8613 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
8615 (dv_uid): New function, sort of renamed from...
8616 (dv_htab_hash): ... this, reimplemented in terms of it and...
8617 (dv_uid2hash): ... this. New.
8618 (variable_htab_eq): Drop excess assertions.
8619 (tie_break_pointers): Removed.
8620 (canon_value_cmp): Compare uids.
8621 (variable_post_merge_New_vals): Print uids.
8622 (vt_add_function_parameters): Adjust.
8623 (vt_initialize): Reset table. Adjust.
8625 2010-02-03 Richard Guenther <rguenther@suse.de>
8627 PR tree-optimization/42944
8628 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
8629 (call_may_clobber_ref_p_1): Likewise. Properly handle
8630 malloc and calloc clobbering errno.
8632 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
8634 * doc/invoke.texi: Fix name of sched1 dump.
8636 * opts.c (decode_options): Set flag_tree_switch_conversion
8637 only conditionally on optimize >= 2.
8639 * gcse.c: Assorted comment fixes in pass description.
8641 2010-02-03 Anthony Green <green@moxielogic.com>
8643 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
8644 nop padding in order to maintain alignment of storage location of
8645 target function address.
8646 (moxie_trampoline_init): Store target function address at newly
8648 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
8650 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
8652 2010-02-03 Richard Guenther <rguenther@suse.de>
8655 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
8657 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8659 * config.gcc: Reenable check for obsolete targets.
8660 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
8661 mips-sgi-irix6.[0-4]*.
8663 2010-02-02 Nick Clifton <nickc@redhat.com>
8665 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
8666 constant size of 4 as being the same as 0.
8667 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
8668 can take values in the range 0..4.
8670 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
8673 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
8674 as _darwin10_Unwind_FindEnclosingFunction().
8675 * libgcc-libsystem.ver: New.
8677 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
8680 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
8681 implicitly set registers.
8683 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
8685 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
8686 (arm_override_options): Allow automatic selection of the thread
8687 pointer register if thumb2.
8688 (legitimize_pic_address): Improve code sequences for Thumb2.
8689 (arm_call_tls_get_addr): Likewise.
8690 (legitimize_tls_address): Likewise.
8691 * arm.md (pic_load_addr_arm): Delete. Replace with ...
8692 (pic_load_addr_32bit): ... this. New named pattern.
8693 * thumb2.md (pic_load_addr_thumb2): Delete.
8694 (pic_load_dot_plus_four): Delete.
8695 (tls_load_dot_plus_four): New named pattern.
8697 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8700 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
8701 Document fix for TLS bug.
8703 2010-01-31 Richard Guenther <rguenther@suse.de>
8705 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
8706 conservatively correct.
8708 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8712 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8714 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8716 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8718 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
8720 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
8722 * config.gcc: Adjust order of makefile fragments for mingw targets.
8724 2010-01-31 Richard Guenther <rguenther@suse.de>
8727 * gimplify.c (gimplify_init_constructor): For volatile LHS
8728 initialize a temporary.
8730 2010-01-31 Matthias Klose <doko@ubuntu.com>
8732 * configure.ac: Fix __stack_chk_fail check for cross builds configured
8734 * configure: Regenerate.
8736 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
8738 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8739 the same alias set and their sizes different constantness.
8740 (aliasing_component_refs_p): Revert 2009-10-24 change.
8742 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8744 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
8747 2010-01-29 Richard Guenther <rguenther@suse.de>
8749 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
8750 Assert we successfully updated the call.
8752 2010-01-29 Jakub Jelinek <jakub@redhat.com>
8754 PR rtl-optimization/42889
8755 * df.h (df_set_bb_dirty_nonlr): New prototype.
8756 * df-core.c (df_set_bb_dirty_nonlr): New function.
8757 * df-scan.c (df_insn_rescan): Call it instead of
8758 df_set_bb_dirty for DEBUG_INSNs.
8760 2010-01-29 Richard Guenther <rguenther@suse.de>
8763 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
8764 quadratic behavior in most cases.
8766 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
8769 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
8770 in the call to gen_x86_movsicc_0_m1.
8772 2010-01-28 Richard Guenther <rguenther@suse.de>
8774 PR tree-optimization/42871
8775 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
8777 2010-01-28 Richard Guenther <rguenther@suse.de>
8779 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
8780 into call arguments.
8782 2010-01-28 Richard Guenther <rguenther@suse.de>
8785 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
8786 the forwarder if the destination is an EH landing pad.
8788 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
8790 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
8791 block list passed to gimple_duplicate_sese_tail.
8792 (parallelize_loops): Avoid parallelization when the function
8794 Avoid parallelization when the preheader is IRREDUCIBLE.
8795 Try to optimize when estimated_loop_iterations_int is unresolved.
8796 Add the loop's location to the dump file.
8797 * tree-cfg.c (add_phi_args_after_redirect): Remove.
8798 (gimple_duplicate_sese_tail): Remove the check for the latch.
8799 Redirect nexits to the exit block.
8800 Remove handling of the incoming edges to the latch.
8801 Redirect the backedge from the copied latch to the exit bb.
8803 2010-01-28 Michael Matz <matz@suse.de>
8806 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
8807 Wrap force_reg into a sequence, emit it before user.
8809 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
8811 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
8813 (arm_legacy_rev): Likewise.
8814 (thumb_legacy_rev): Likewise.
8816 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8818 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
8819 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
8820 on MEM's address failed, try avoid_constant_pool_reference and
8821 recurse if it returned something different.
8822 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
8823 address, try avoid_constant_pool_reference and recurse if it
8824 returned something different.
8825 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
8826 address and avoid_constant_pool_reference returned something
8827 different, don't set have_address.
8829 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
8832 * var-tracking.c (val_store): Add modified argument, obey it.
8834 (count_uses): Move down logging of main.
8835 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
8836 don't need resolution.
8837 (emit_notes_in_bb): Likewise.
8839 2010-01-27 Richard Guenther <rguenther@suse.de>
8842 * tree-inline.c (remap_decl): Delay remapping of SSA name
8843 default definitions until we need them.
8845 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8847 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8848 (rs6000_delegitimize_address): New function.
8850 * config/s390/s390.c (s390_delegitimize_address): Call
8851 delegitimize_mem_from_attrs.
8854 * tree-inline.c (cannot_copy_type_1): Removed.
8855 (copy_forbidden): Don't forbid copying of functions containing
8856 records/unions with variable length fields.
8858 2010-01-27 Christian Bruel <christian.bruel@st.com>
8862 * config/sh/sh.c (find_barrier): Increase length for non delayed
8863 conditional branches.
8865 2010-01-27 Matthias Klose <doko@ubuntu.com>
8867 * configure.ac (gnu-unique-object): Fix ldd version check.
8868 * configure: Regenerate.
8870 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8872 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
8874 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
8875 Test for HAVE_GNU_AS value.
8877 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8879 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
8880 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
8881 INT64_TYPE): Define.
8882 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
8883 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8884 INT_LEAST64_TYPE): Define.
8885 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
8886 UINT_LEAST64_TYPE): Define.
8887 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
8888 INT_FAST64_TYPE): Define.
8889 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8890 UINT_FAST64_TYPE): Define.
8891 (INTMAX_TYPE, UINTMAX_TYPE): Define.
8892 (INTPTR_TYPE, UINTPTR_TYPE): Define.
8893 (SIG_ATOMIC_TYPE): Define.
8895 2010-01-26 Richard Guenther <rguenther@suse.de>
8897 * df-scan.c (df_scan_set_bb_info): Remove assert.
8898 (df_insn_rescan_debug_internal): Merge asserts.
8899 (df_install_ref): Likewise.
8900 (df_mark_reg): Use bitmap_set_range.
8901 (df_hard_reg_used_p): Remove assert.
8902 (df_hard_reg_used_count): Likewise.
8904 2010-01-26 Richard Guenther <rguenther@suse.de>
8906 PR rtl-optimization/42685
8907 * web.c (web_main): Ignore DEBUG_INSNs.
8909 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
8911 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
8913 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
8914 Fix types of fndecl and arglist parameters.
8916 2010-01-26 Richard Guenther <rguenther@suse.de>
8919 * tree-eh.c (unsplit_eh): Skip debug insns.
8921 2010-01-26 Richard Guenther <rguenther@suse.de>
8923 PR tree-optimization/42250
8924 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
8926 2010-01-26 Jakub Jelinek <jakub@redhat.com>
8929 * omp-low.c (expand_omp_sections): Only use single_pred if
8930 l2_bb is single_pred_p.
8932 2010-01-25 Christian Bruel <christian.bruel@st.com>
8935 * config/sh/sh.c (find_barrier): Increase length for non delayed
8936 conditional branches.
8937 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
8939 2010-01-24 David S. Miller <davem@davemloft.net>
8941 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
8942 define if not using GAS.
8943 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8944 Likewise. Delete SECTION_MERGE code, which is only applicable
8947 2010-01-24 Mark Mitchell <mark@codesourcery.com>
8950 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
8951 mangling of va_list in system headers.
8953 2010-01-23 Toon Moene <toon@moene.org>
8955 * tree-predcom.c (combine_chains): Return NULL, not false.
8957 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
8959 * tree-loop-distribution.c (distribute_loop): Fix declaration and
8960 initialization of variable res to agree with return type.
8962 2010-01-22 Steve Ellcey <sje@cup.hp.com>
8964 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
8965 * tree-sra.c: Add include of expr.h.
8967 2010-01-22 Jakub Jelinek <jakub@redhat.com>
8969 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
8970 insert the debug stmt on the single non-EH edge from the stmt.
8972 2010-01-22 Richard Henderson <rth@redhat.com>
8975 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
8976 the RHS until after generate_subtree_copies has insertted its
8977 code before the current statement.
8979 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
8981 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
8983 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
8985 2010-01-21 Martin Jambor <mjambor@suse.cz>
8987 PR tree-optimization/42585
8988 * tree-sra.c (struct access): New field grp_total_scalarization.
8989 (dump_access): Dump the new field.
8990 (should_scalarize_away_bitmap): New variable.
8991 (cannot_scalarize_away_bitmap): Likewise.
8992 (sra_initialize): Allocate new bitmaps.
8993 (sra_deinitialize): Free new bitmaps.
8994 (create_access_1): New function.
8995 (create_access): Parts moved to create_access_1.
8996 (type_consists_of_records_p): New function.
8997 (completely_scalarize_record): Likewise.
8998 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8999 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
9000 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
9002 (analyze_all_variable_accesses): Completely scalarize small eligible
9005 2010-01-21 Martin Jambor <mjambor@suse.cz>
9007 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
9009 2010-01-21 Andrew Haley <aph@redhat.com>
9011 * gcc.c (process_command): Move lang_specific_driver before
9012 setting cc_libexec_prefix.
9014 2010-01-21 Richard Guenther <rguenther@suse.de>
9017 * fold-const.c (negate_expr_p): Pretend only negative
9018 real constants are easily negatable.
9020 2010-01-20 Janis Johnson <janis187@us.ibm.com>
9021 Jason Merrill <jason@redhat.com>
9023 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
9024 (TYPE_TRANSPARENT_AGGR): this, for union and record.
9025 * calls.c (initialize argument_information): Handle it.
9026 * c-common.c (handle_transparent_union_attribute): Use new name.
9027 * c-decl.c (finish_struct): Ditto.
9028 * c-typeck.c (type_lists_compatible_p): Ditto.
9029 (convert_for_assignment): Use new name and also handle record.
9030 * function.c (aggregate_value_p): Handle it.
9031 (pass_by_reference): Ditto.
9032 (assign_parm_data_types): Ditto.
9033 * print-tree.c (print_node): Ditto.
9034 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
9035 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
9036 * tree.c (first_field): New fn.
9038 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
9041 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
9042 even when linking statically, for now.
9044 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
9047 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
9048 without a cselib val.
9049 (count_uses): Accept MO_VAL_SET with no val on stores.
9050 (add_stores): Likewise.
9052 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9054 * var-tracking.c (check_value_val): Add a compile time assertion.
9055 (dv_is_decl_p): Simplify.
9056 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
9057 gcc_assert if ENABLE_CHECKING.
9059 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
9062 * var-tracking.c: Include tree-flow.h.
9063 (mem_dies_at_call): New.
9064 (dataflow_set_preserve_mem_locs): Use it.
9065 (dataflow_set_remove_mem_locs): Likewise.
9066 (dump_var): Renamed from dump_variable. Adjust all callers.
9067 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
9068 * Makefile.in (var-tracking.o): Adjust deps.
9070 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
9072 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
9074 2010-01-20 Richard Guenther <rguenther@suse.de>
9076 PR tree-optimization/42717
9077 * tree-ssa-dce.c (get_live_post_dom): Remove.
9078 (forward_edge_to_pdom): Take an arbitrary edge to copy
9079 degenerate PHI args from.
9080 (remove_dead_stmt): Use the first post-dominator even if it
9081 does not contain live statements as redirection destination.
9083 2010-01-20 Richard Guenther <rguenther@suse.de>
9085 * tree-inline.c (estimate_num_insns): Handle EH builtins.
9087 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9089 * sel-sched.c (create_speculation_check): Remove set but not used
9091 (try_transformation_cache): Remove set but not used variable ds.
9092 (calculate_privileged_insns): Remove set but not used variables
9093 cur_insn and min_spec_insn.
9094 (find_best_expr): Remove set but not used variable avail_n.
9095 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
9097 * cgraphunit.c (assemble_thunk): Remove set but not used variable
9099 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
9100 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
9103 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
9106 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
9107 cpu types. Add support for *-sse3 cpu types.
9108 (x86_64-*-*): Ditto.
9110 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9113 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
9114 argument, call initializer_constant_valid_p_1 instead of
9115 initializer_constant_valid_p, pass CACHE to it, return NULL
9116 immediately if first call returns NULL.
9117 (initializer_constant_valid_p_1): New function.
9118 (initializer_constant_valid_p): Use it.
9120 2010-01-20 Thomas Quinot <quinot@adacore.com>
9122 * tree.def (PLACEHOLDER_EXPR): Fix comment.
9124 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9126 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
9127 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
9128 (loc_list_from_tree): Don't handle unsigned division. Handle
9129 signed modulo using DW_OP_{over,over,div,mul,minus}.
9130 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
9131 modulo instead of signed.
9133 2010-01-20 DJ Delorie <dj@redhat.com>
9135 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
9137 (h8300_emit_stack_adjustment): Propogate it.
9139 (h8300_expand_prologue): Likewise.
9140 (h8300_expand_epilogue): Likewise.
9142 2010-01-19 Michael Matz <matz@suse.de>
9144 PR tree-optimization/41783
9145 * tree-data-ref.c (toplevel): Include flags.h.
9146 (dump_data_dependence_relation): Also dump the inputs if the
9147 result will be unknown.
9148 (split_constant_offset_1): Look through some conversions.
9149 * tree-predcom.c (determine_roots_comp): Restart a new chain if
9150 the offset from last element is too large.
9151 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
9152 (reassociate_to_the_same_stmt): Handle vector registers.
9153 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
9155 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
9156 wide_prolog_niters argument, emit widening instructions.
9157 (vect_do_peeling_for_alignment): Adjust caller, use widened
9158 variant of the iteration cound.
9159 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
9161 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9164 * config/arm/neon-testgen.m (emit_automatics): New parameter
9165 features. Adjust for Fixed_return_reg feature.
9166 (test_intrinsic): Call emit_automatics with new feature.
9167 * config/arm/neon.ml: Update copyright years.
9168 (features): New Fixed_return_reg feature.
9169 (ops): Update feature for Vget_low.
9171 2010-01-19 Jakub Jelinek <jakub@redhat.com>
9173 PR tree-optimization/42719
9174 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
9178 * fwprop.c (all_uses_available_at): Return false if def_set dest
9179 is a REG that is used in def_insn.
9181 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
9183 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
9185 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
9188 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
9190 * target.h (struct gcc_target) <secondary_reload>: Change type
9191 of last argument to secondary_reload_info *.
9193 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
9196 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
9197 memory references with unaligned offsets. Remove CQImode handling.
9198 (unaligned_memory_operand): Return 1 for memory references with
9199 unaligned offsets. Remove CQImode handling.
9201 2010-01-18 Richard Guenther <rguenther@suse.de>
9204 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
9207 2010-01-18 Richard Guenther <rguenther@suse.de>
9209 PR tree-optimization/42781
9210 * tree-ssa-structalias.c (find_what_var_points_to): Skip
9211 restrict processing only if the original variable was artificial.
9213 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
9215 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
9216 find number of popped argument bytes.
9218 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
9219 Fix the text that describes the return value for invalid insns.
9221 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
9223 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
9224 Clarify what 'cost of the -dependence' is. Fix quoting.
9226 * toplev.c (default_get_pch_validity): Rename argument to "sz".
9227 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
9229 2010-01-17 Jakub Jelinek <jakub@redhat.com>
9231 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
9232 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
9234 2010-01-17 Richard Guenther <rguenther@suse.de>
9237 * function.c (split_complex_args): Take a VEC to modify.
9238 (assign_parms_augmented_arg_list): Build a VEC instead of
9239 a chain of PARM_DECLs.
9240 (assign_parms_unsplit_complex): Take a VEC of arguments.
9241 Do not fixup unmodified parms.
9242 (assign_parms): Deal with the VEC.
9243 (gimplify_parameters): Likewise.
9245 2010-01-17 Richard Guenther <rguenther@suse.de>
9247 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
9248 node existence check.
9249 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
9250 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
9251 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
9252 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
9253 (gimple_execute_on_growing_pred): Likewise.
9255 2010-01-17 Richard Guenther <rguenther@suse.de>
9257 PR tree-optimization/42773
9258 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
9259 (compute_antic_aux): Likewise.
9260 (compute_partial_antic_aux): Likewise.
9262 2010-01-17 Jie Zhang <jie.zhang@analog.com>
9265 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
9268 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
9270 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
9273 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
9274 Fix markup for strict argument.
9276 (TARGET_SCHED_REORDER2): Fix argument types.
9278 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
9279 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
9281 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
9282 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
9284 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
9287 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
9288 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
9289 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
9290 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
9291 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
9293 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
9295 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
9297 (TARGET_ASM_RELOC_RW_MASK): Add return type.
9298 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
9300 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
9302 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
9305 (TARGET_ASM_NAMED_SECTION): Fix argument list.
9307 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
9308 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
9310 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
9312 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
9314 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
9315 referring to it. Fix language.
9317 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
9319 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
9321 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
9323 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
9325 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
9326 '@var{stream}. Remove stray 'and'.
9328 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
9330 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
9332 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
9334 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
9335 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
9337 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
9338 Fix description of return value.
9339 Rename argument "sz" to "len."
9341 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
9342 Clarify meaning of 'true' return value.
9344 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
9346 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
9347 rep_mode versus mode_rep.
9349 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
9351 (TARGET_BUILTIN_DECL): Fix name.
9353 (TARGET_COMMUTATIVE_P): Fix type of first argument.
9355 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
9357 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
9359 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
9361 (TARGET_RELAXED_ORDERING): Use @deftypevr.
9363 (TARGET_GET_DRAP_RTX): Note that this is a hook.
9366 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
9367 Rename argument tm_fn to md_fn.
9369 (TARGET_OPTION_PRINT): Fix argument list.
9371 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
9374 * config/i386/i386.c (ix86_fixup_binary_operands):
9375 Revert FMA4 fixup of operands.
9377 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9380 * Makefile.in (write_entries_to_file, install-plugin):
9381 Use \012 instead of \n with tr.
9383 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
9385 * configure.ac (HAVE_AS_REF): New C macro.
9386 * configure: Regenerate.
9387 * config.in: Likewise.
9388 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
9390 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
9393 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
9395 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
9397 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
9399 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
9401 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
9403 (TARGET_IN_SMALL_DATA_P): Fix argument type.
9405 (TARGET_BINDS_LOCAL_P): Fix argument type.
9407 (TARGET_ASM_FILE_END): Use prototype.
9409 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
9411 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
9413 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
9415 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
9417 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
9418 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
9420 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
9421 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
9423 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
9424 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
9425 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
9426 (TARGET_ADDR_SPACE_CONVERT): Likewise.
9428 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
9430 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
9432 (TARGET_INIT_BUILTINS): Use prototype.
9434 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9435 Put 'const char *' in braces. Fix parameter types.
9436 (TARGET_INVALID_CONVERSION): Fix parameter types.
9437 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
9438 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
9440 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
9443 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
9445 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
9447 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
9449 * doc/tm.texi (TARGET_HELP): Fix return type.
9451 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
9452 in braces. Fix argument types.
9454 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
9456 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
9458 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
9460 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
9461 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
9463 (TARGET_MANGLE_TYPE): Fix argument types.
9465 (TARGET_IRA_COVER_CLASSES): Use prototype.
9467 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
9469 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
9471 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
9473 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
9475 (TARGET_CALLEE_COPIES): Fix argument types.
9477 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
9479 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
9481 (TARGET_FUNCTION_VALUE): Fix argument types.
9483 (TARGET_RETURN_IN_MSB): Fix argument type.
9485 (TARGET_RETURN_IN_MEMORY): Fix argument types.
9487 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
9489 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
9491 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
9492 agree with return type.
9494 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
9496 2010-01-15 Jing Yu <jingyu@google.com>
9498 PR rtl-optimization/42691
9499 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
9500 a pseudo to a constant and are merged, and adjust comments.
9502 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
9504 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
9506 2010-01-15 Richard Guenther <rguenther@suse.de>
9509 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
9510 labels of computed or non-local gotos to the destination.
9511 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
9512 landing pad label is the first label.
9514 2010-01-15 Richard Guenther <rguenther@suse.de>
9516 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
9518 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9521 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
9522 to allow generation of the xssqrtdp instruction on power7.
9523 (sqrtdf2_fpr): Ditto.
9525 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9528 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
9529 functions with noreturn attribute.
9532 * varasm.c (declare_weak): Add weak attribute to decl if it
9533 doesn't have one already.
9534 (assemble_external): Only add decls to weak_decls if they also
9535 have weak attribute.
9537 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
9539 * var-tracking.c (var_reg_delete): Don't delete the association
9540 between REGs and values or one-part variables if the register
9543 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9546 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
9547 because its first operand is a non-localized variable.
9549 2010-01-14 Martin Jambor <mjambor@suse.cz>
9551 PR tree-optimization/42706
9552 * tree-sra.c (encountered_recursive_call): New variable.
9553 (encountered_unchangable_recursive_call): Likewise.
9554 (sra_initialize): Initialize both new variables.
9555 (callsite_has_enough_arguments_p): New function.
9556 (scan_function): Call decl and flags check only for IPA-SRA, check
9557 whether there is a recursive call and whether it has enough arguments.
9558 (all_callers_have_enough_arguments_p): New function.
9559 (convert_callers): Look for recursive calls only when
9560 encountered_recursive_call is set.
9561 (ipa_early_sra): Bail out either if
9562 !all_callers_have_enough_arguments_p or
9563 encountered_unchangable_recursive_call.
9565 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9567 * sel-sched.c: Add 2010 to copyright years.
9568 * sel-sched-ir.c: Likewise.
9569 * sel-sched-ir.h: Likewise.
9571 2010-01-14 Martin Jambor <mjambor@suse.cz>
9573 PR tree-optimization/42714
9574 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
9575 constructors specially.
9577 2010-01-14 Andi Kleen <ak@linux.intel.com>
9579 * config/i386/drivers-i386.c (detect_caches_intel):
9580 Add l2sizekb parameter and fill in.
9581 (host_detect_local_cpu): Add l2sizekb, fill in.
9582 Add Atom small cache heuristic.
9584 2010-01-14 Andi Kleen <ak@linux.intel.com>
9586 * config/i386/drivers-i386.c (detect_caches_cpuid4):
9587 Add level3 parameter and fill in.
9588 (detect_caches_intel): Handle level3 cache.
9590 2010-01-14 Andi Kleen <ak@linux.intel.com>
9592 * config/i386/drivers-i386.c (host_detect_local_cpu):
9593 Fix core duo detection.
9595 2010-01-14 Andi Kleen <ak@linux.intel.com>
9597 * config/i386/drivers-i386.c (host_detect_local_cpu):
9600 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9602 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
9603 (rs6000_variable_issue_1): this. Use...
9604 (rs6000_variable_issue): here. Reimplement. Print debug info.
9606 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9608 * sel-sched-ir.c (sel_restore_other_notes): Rename to
9609 sel_restore_notes. Update all callers. Call reemit_notes
9612 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9614 PR rtl-optimization/42246
9615 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
9618 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9620 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
9621 all successors is the same as number of successors in current region.
9623 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9625 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
9626 to rename is not separable. Otherwise check that its LHS is not NULL.
9628 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9630 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
9632 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9634 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
9635 available registers when failed to discover LHS register class.
9636 Fix indentation. Update comment.
9638 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9639 Alexander Monakov <amonakov@ispras.ru>
9641 PR rtl-optimization/42389
9642 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
9644 (advance_state_on_fence): Likewise.
9645 (sel_target_adjust_priority): Print debug output only when
9646 sched_verbose >= 4, not 2.
9647 (get_expr_cost): Do not issue all unique insns on the next cycle.
9648 (fill_insns): Initialize can_issue_more from the value saved
9650 * sel-sched-ir.c (flist_add): New parameter issue_more.
9651 Init FENCE_ISSUE_MORE with it.
9652 (merge_fences): Likewise.
9653 (init_fences): Update call to flist_add.
9654 (add_to_fences, add_clean_fence_to_fences)
9655 (add_dirty_fence_to_fences): Likewise.
9656 (move_fence_to_fences): Update call to merge_fences.
9657 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
9659 * sel-sched-ir.h (struct _fence): New field issue_more.
9660 (FENCE_ISSUE_MORE): New accessor macro.
9662 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9664 PR rtl-optimization/42388
9665 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
9666 that have no predecessors nor successors. Do not call move_bb_info
9667 for empty blocks outside of current region.
9669 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9671 PR rtl-optimization/42294
9672 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
9673 * sel-sched.c (move_exprs_to_boundary): Transitively add all
9674 originators' originators.
9676 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9678 PR rtl-optimization/39453
9679 PR rtl-optimization/42246
9680 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
9682 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
9684 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9685 Alexander Monakov <amonakov@ispras.ru>
9688 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
9689 (maybe_tidy_empty_bb): ... here. Make static. Add new
9690 argument. Update all callers.
9691 (tidy_control_flow): ... and here. Recompute topological order
9692 of basic blocks in region if necessary.
9693 (sel_redirect_edge_and_branch): Change return type. Return true
9694 if topological order might have been invalidated.
9695 (purge_empty_blocks): Export and move from...
9696 * sel-sched.c (purge_empty_blocks): ... here.
9697 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
9698 (maybe_tidy_empty_bb): Delete prototype.
9699 (purge_empty_blocks): Declare.
9701 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9703 PR rtl-optimization/42249
9704 * sel-sched.c (try_replace_dest_reg): When chosen register
9705 and original register is the same, do not bail out early, but
9706 still check all original insns for validity of replacing destination
9707 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
9710 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9713 Port from no-undefined-overflow branch:
9714 2009-03-09 Richard Guenther <rguenther@suse.de>
9716 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
9718 2010-01-14 Richard Guenther <rguenther@suse.de>
9721 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
9723 2010-01-14 Ira Rosen <irar@il.ibm.com>
9725 PR tree-optimization/42709
9726 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
9727 as scalar type in creation of constant vector operand.
9729 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9732 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
9733 (check-parallel-%): Match `testsuite' directory component only
9736 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
9738 PR translation/39521
9739 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
9742 2010-01-13 Richard Guenther <rguenther@suse.de>
9744 PR tree-optimization/42730
9745 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
9748 2010-01-13 Steve Ellcey <sje@cup.hp.com>
9751 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
9752 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
9755 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
9757 * config/bfin/libgcc-bfin.ver: Regenerate based on current
9758 libgcc-std.ver. Add entries for ___smulsi3_highpart and
9759 ___umulsi3_highpart.
9761 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
9762 rather than schedule_insns if the pass is enabled.
9764 2010-01-13 Martin Jambor <mjambor@suse.cz>
9766 PR tree-optimization/42704
9767 * tree-sra.c (sra_modify_assign): Do not delete assignments to
9770 2010-01-13 Martin Jambor <mjambor@suse.cz>
9772 PR tree-optimization/42703
9773 * tree-sra.c (analyze_access_subtree): Check that we can build a
9774 reference to the original data within the aggregate.
9776 2010-01-13 Richard Guenther <rguenther@suse.de>
9778 PR tree-optimization/42705
9779 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
9781 2010-01-13 Richard Guenther <rguenther@suse.de>
9784 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
9786 2010-01-13 Jakub Jelinek <jakub@redhat.com>
9789 * var-tracking.c (values_to_unmark): New variable.
9790 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
9791 values_to_unmark vector. Moved body to...
9792 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
9793 instead queue it into values_to_unmark vector.
9794 (vt_find_locations): Free values_to_unmark vector.
9796 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
9798 * config/s390/s390.c (override_options): Set
9799 default of max-pending-list-length to 256
9801 2010-01-13 Richard Guenther <rguenther@suse.de>
9804 * tree-pass.h (PROP_gimple_lcx): New.
9805 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
9806 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
9807 before the final cleanup_eh.
9808 (dump_properties): Dump PROP_gimple_lcx.
9809 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
9810 (tree_lower_complex_O0): Remove.
9811 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
9812 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
9813 tree_lower_complex, schedule TODO_update_ssa.
9814 * lto-streamer-out.c (output_function): Stream the functions
9816 * lto-streamer-in.c (input_function): Likewise.
9817 (lto_read_body): Do not override them here.
9819 2010-01-12 Joseph Myers <joseph@codesourcery.com>
9822 * c-typeck.c (build_c_cast): Fold value cast to union type before
9823 wrapping it in a CONSTRUCTOR.
9825 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9827 PR rtl-optimization/42699
9828 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
9831 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9833 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9834 SUBTARGET_WARN_UNUSED_SPEC): Move ...
9835 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9836 SUBTARGET_WARN_UNUSED_SPEC): ... here
9837 * config/mips/iris5.h (LIBGCC_SPEC): Define.
9839 2010-01-12 Julian Brown <julian@codesourcery.com>
9841 * config/arm/neon-schedgen.ml (Utils): Don't try to
9842 open missing module.
9843 (find_with_result): New.
9845 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9848 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
9849 sharing when canonicalizing ({lt,ge}u (plus a b) b).
9851 PR tree-optimization/42645
9852 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
9853 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
9854 decl_map, set processing_debug_stmt to -1 and return name without
9857 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
9859 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
9860 binutils version, and reword target configuration description.
9862 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9864 * config/avr/avr.h (LINKER_NAME): Remove.
9866 2010-01-11 Janis Johnson <janis187@us.ibm.com>
9869 * config/rs6000/rs6000.c (rs6000_override_options): On targets
9870 that support VSX, warn for -mno-altivec if vsx is not disabled,
9873 2010-01-11 Joseph Myers <joseph@codesourcery.com>
9874 Shujing Zhao <pearly.zhao@oracle.com>
9876 PR translation/42469
9877 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
9878 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
9879 character between option name and help text.
9880 * c.opt (imultilib): Likewise.
9882 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
9884 * lto-streamer-out.c (output_unreferenced_globals): Output static
9887 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
9889 PR rtl-optimization/42621
9890 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
9891 optimizing for size.
9892 (duplicate_computed_gotos): Remove now-redundant check.
9894 2010-01-10 Steve Ellcey <sje@cup.hp.com>
9897 * configure.ac: Save and restore LDFLAGS and LIBS
9898 * configure: Regenerate.
9900 2010-01-10 Richard Guenther <rguenther@suse.de>
9903 * builtins.c (fold_builtin_strlen): Add type argument and
9904 convert the resulting length to it.
9905 (fold_builtin_1): Adjust.
9907 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9909 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
9910 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
9912 (num_insns_constant_wide): Adjust for that change.
9914 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9917 * web.c (union_defs): Add used argument, to combine uses of
9919 (entry_register): Adjust type and tests of used argument.
9920 (web_main): Widen used for new use. Pass it to union_defs.
9921 * df.h (union_defs): Adjust prototype.
9923 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9926 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
9927 uses in new incoming argument. Free body.
9928 (reset_debug_uses_in_loop): New.
9929 (analyze_insn_to_expand_var): Call the latter if the former found
9930 anything. Fix whitespace. Reject invalid dest overlaps before
9931 going through all insns in the loop.
9933 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9936 * haifa-sched.c (dying_use_p): Debug insns don't count.
9938 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9941 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
9942 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
9943 (verify_gimple_call): Reject LHS in noreturn calls.
9945 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9949 * tree-vect-loop-manip.c (adjust_info): New type.
9950 (adjust_vec): New pointer to vector.
9951 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
9952 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
9953 (slpeel_update_phis_for_duplicate_loop): Use them.
9954 (slpeel_update_phi_nodes_for_guard1): Likewise.
9955 (slpeel_update_phi_nodes_for_guard2): Likewise.
9956 (slpeel_tree_peel_loop_to_edge): Likewise.
9957 (vect_update_ivs_after_vectorizer): Likewise.
9959 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9961 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
9962 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9964 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9966 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
9967 bogus uninitialized warning.
9969 2010-01-09 Richard Guenther <rguenther@suse.de>
9972 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
9973 the evolution is compatible with the initial condition.
9975 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9977 * gcc.c (process_command): Update copyright notice dates.
9978 * gcov.c (print_version): Likewise.
9979 * gcov-dump.c (print_version): Likewise.
9980 * mips-tfile.c (main): Likewise.
9981 * mips-tdump.c (main): Likewise.
9983 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9986 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9988 (rotlhi3_8): Delete.
9990 (rotlsi3_8): Delete.
9991 (rotlsi3_16): Delete.
9992 (rotlsi3_24): Delete.
9994 (*rotw<mode>3): New.
9995 (*rotb<mode>3): New.
9996 * config/avr/avr.c (avr_rotate_bytes): New function.
9997 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9999 2010-01-08 Steve Ellcey <sje@cup.hp.com>
10002 * configure.ac: Modify -rdynamic check.
10003 * configure: Regenerate.
10005 2010-01-08 DJ Delorie <dj@redhat.com>
10007 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
10008 register popping order.
10010 2010-01-08 Richard Guenther <rguenther@suse.de>
10013 * c.opt (fsigned-char): Also let LTO handle this option.
10014 (funsigned-char): Likewise.
10016 2010-01-07 Richard Guenther <rguenther@suse.de>
10018 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
10019 (gimple_op): Likewise.
10020 (gimple_op_ptr): Likewise.
10021 (gimple_assign_set_lhs): Remove gcc_assert.
10022 (gimple_assign_set_rhs1): Likewise.
10023 (gimple_assign_set_rhs2): Likewise.
10024 (gimple_call_set_lhs): Likewise.
10025 (gimple_call_set_fn): Likewise.
10026 (gimple_call_set_fndecl): Likewise.
10027 (gimple_call_fndecl): Likewise.
10028 (gimple_call_return_type): Likewise.
10029 (gimple_call_set_chain): Likewise.
10030 (gimple_call_num_args): Likewise.
10031 (gimple_call_set_arg): Likewise.
10032 (gimple_cond_set_code): Likewise.
10033 (gimple_cond_set_lhs): Likewise.
10034 (gimple_cond_set_rhs): Likewise.
10035 (gimple_cond_set_true_label): Likewise.
10036 (gimple_cond_set_false_label): Likewise.
10037 (gimple_label_set_label): Likewise.
10038 (gimple_goto_set_dest): Likewise.
10039 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
10040 (gimple_debug_bind_get_value): Likewise.
10041 (gimple_debug_bind_get_value_ptr): Likewise.
10042 (gimple_debug_bind_set_var): Likewise.
10043 (gimple_debug_bind_set_value): Likewise.
10044 (gimple_debug_bind_reset_value): Likewise.
10045 (gimple_debug_bind_has_value_p): Likewise.
10046 (gimple_return_retval_ptr): Remove gcc_assert.
10047 (gimple_return_retval): Likewise.
10048 (gimple_return_set_retval): Likewise.
10049 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
10050 (safe_referenced_var_iterator): Remove.
10051 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
10052 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
10053 (fill_referenced_var_vec): Remove.
10054 (first_readonly_imm_use): Remove redundant gcc_assert.
10055 (phi_arg_index_from_use): Combine gcc_asserts.
10056 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
10057 (first_imm_use_stmt): Remove redundant gcc_assert.
10058 * tree-cfg.c (verify_gimple_call): Verify function and chain
10059 operands. Verify arguments.
10060 (verify_types_in_gimple_stmt): Verify condition code and labels.
10062 2010-01-07 Richard Guenther <rguenther@suse.de>
10064 PR tree-optimization/42641
10065 * sese.c (rename_map_elt_info): Use the SSA name version, do
10068 2010-01-07 Jakub Jelinek <jakub@redhat.com>
10070 PR tree-optimization/42625
10071 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
10072 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
10074 2010-01-07 Duncan Sands <baldrick@free.fr>
10076 * Makefile.in (PLUGIN_HEADERS): Add version.h.
10078 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
10081 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
10082 note itself is not function_invariant_p.
10084 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
10086 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
10087 Do not add the DF_NOTE problem.
10088 * store-motion.c (execute_rtl_store_motion): Likewise.
10090 2010-01-07 Martin Jambor <mjambor@suse.cz>
10092 PR tree-optimization/42157
10093 * tree-sra.c (compare_access_positions): Stabilize sort if both
10094 accesses have integer types, return zero immediately if they are the
10097 2010-01-06 Richard Henderson <rth@redhat.com>
10099 PR middle-end/41883
10100 * haifa-sched.c (add_to_note_list): Merge into ...
10101 (concat_note_lists): ... here, and ...
10102 (unlink_other_notes, rm_other_notes): Merge into...
10103 (remove_notes): ... here. Create REG_SAVE_NOTEs for
10104 NOTE_INSN_EPILOGUE_BEG.
10106 2010-01-06 Richard Guenther <rguenther@suse.de>
10108 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
10109 not inline regular functions into always-inline functions.
10111 2010-01-06 Nick Clifton <nickc@redhat.com>
10113 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
10114 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
10116 (OVERRIDE_OPTIONS): Delete.
10117 (OPTIMIZATION_OPTIONS): Define.
10118 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
10119 * config/rx/rx.c (rx_handle_option): Issue an error message if
10120 -mcpu=rx200 and -fpu are used together.
10121 (rx_set_optimization_options): New function. Issue an error
10122 message if an optimization attribute attempts to reset the FPU/
10123 math optimization pairing.
10124 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
10125 * config/rx/rx.opt: Set the default to 32-bit doubles.
10126 * config/rx/t-rx: Add multilibs for -nofpu option.
10127 * doc/invoke.texi: Update documentation of RX options.
10129 2010-01-06 Richard Guenther <rguenther@suse.de>
10131 * tree-ssa-pre.c (name_to_id): New global.
10132 (alloc_expression_id): Simplify SSA name handling.
10133 (lookup_expression_id): Likewise.
10134 (init_pre): Zero name_to_id.
10135 (fini_pre): Free it.
10137 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
10139 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
10141 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
10144 * config/i386/sse.md (smaxv2di3): New.
10145 (umaxv2di3): Likewise.
10146 (sminv2di3): Likewise.
10147 (uminv2di3): Likewise.
10149 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
10152 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
10153 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
10154 (legitimize_tls_address): Likewise.
10155 (sparc_tls_referenced_p): Likewise.
10156 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
10157 and adjust calls to legitimize_pic_address.
10158 (legitimate_constant_p) Use sparc_tls_referenced_p.
10159 (legitimate_pic_operand_p): Likewise.
10160 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
10161 (sparc_tls_symbol_ref_1): Delete.
10162 (sparc_tls_referenced_p): Make static, recognize specific patterns.
10163 (legitimize_tls_address): Make static, handle CONST patterns.
10164 (legitimize_pic_address): Make static, remove unused parameter and
10165 adjust recursive calls.
10166 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
10167 and adjust call to legitimize_pic_address.
10168 (sparc_output_mi_thunk): Likewise.
10170 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
10171 H.J. Lu <hongjiu.lu@intel.com>
10174 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
10175 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
10176 operands to make them signed.
10179 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10182 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
10183 GTU to GT for V4SI and V2DI.
10185 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
10186 (umin<mode>3): Removed.
10188 (uminv4si3): Likewise.
10190 2010-01-05 Martin Jambor <mjambor@suse.cz>
10192 PR tree-optimization/42462
10193 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
10194 current_function_decl to helper functions and macros.
10196 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10199 * flags.h: Don't include real.h.
10200 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
10201 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
10202 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
10203 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
10204 * dominance.c: Update copyright.
10205 * gimple.c (walk_gimple_op): Remove inline.
10206 * tree-ssa-reassoc.c: Include real.h.
10207 * Makefile.in (FLAGS_H): Remove $(REAL_H).
10208 (tree-ssa-reassoc.o): Depend on $(REAL_H).
10210 2010-01-05 Nick Clifton <nickc@redhat.com>
10212 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
10213 register to push into the stack frame when the accumulator has to
10214 be saved during interrupts.
10216 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
10218 * doc/invoke.texi: Remove the documentation about option
10219 -Wunreachable-code.
10220 * common.opt (Wunreachable-code): Preserved for backward
10222 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
10223 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
10224 the backward compatibility flag section.
10226 2010-01-05 Richard Guenther <rguenther@suse.de>
10228 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
10230 2010-01-05 Jakub Jelinek <jakub@redhat.com>
10233 * cfgexpand.c (expand_one_var): Diagnose too large variables.
10235 PR tree-optimization/42508
10236 * tree-sra.c (convert_callers): Check for recursive call
10237 by comparing cgraph nodes instead of decls.
10238 (modify_function): Call ipa_modify_formal_parameters also
10239 on all same_body aliases.
10241 * cgraphunit.c (cgraph_materialize_all_clones): Compare
10242 cgraph nodes when checking for same_body aliases.
10244 2010-01-05 Richard Guenther <rguenther@suse.de>
10246 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
10247 allocation and lookup.
10248 (get_or_alloc_expr_for_constant): Likewise.
10249 (phi_translate): Sink allocation.
10251 2010-01-04 Richard Guenther <rguenther@suse.de>
10253 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
10254 a new entry only if needed.
10255 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
10256 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
10258 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
10260 (phi_translate): Handle CONSTANTs early.
10262 2010-01-04 Martin Jambor <mjambor@suse.cz>
10264 PR tree-optimization/42398
10265 * tree-sra.c (struct access): Removed flag grp_different_types.
10266 (dump_access): Do not dump the removed flag.
10267 (sort_and_splice_var_accesses): Do not set the removed flag.
10268 (sra_modify_expr): Check for type compatibility directly.
10270 2010-01-04 Martin Jambor <mjambor@suse.cz>
10272 PR tree-optimization/42366
10273 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
10274 edges with variable number of parameters.
10275 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
10276 flag instead of asserting it.
10277 (ipa_read_node_info): Read uses_analysis_done flag.
10279 2010-01-04 Richard Guenther <rguenther@suse.de>
10281 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
10282 iterative_hash_* as intended.
10283 (vn_reference_compute_hash): Likewise. Simplify hashing
10285 (vn_reference_lookup_2): Likewise.
10286 (vn_nary_op_compute_hash): Likewise.
10287 (vn_phi_compute_hash): Likewise.
10288 (expressions_equal_p): Remove strange code.
10289 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
10290 (pre_expr_hash): Likewise. Simplify hashing SSA names.
10291 (bitmap_insert_into_set_1): Take value-id as parameter.
10292 (add_to_value): Pass it.
10293 (bitmap_insert_into_set): Likewise.
10294 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
10296 2010-01-04 Jakub Jelinek <jakub@redhat.com>
10299 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
10300 (do_self_spec): For switches with SWITCH_IGNORE set set also
10301 SWITCH_IGNORE_PERMANENTLY.
10302 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
10305 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
10307 * lto-streamer-out.c (output_unreferenced_globals): Output the full
10308 tree of an unreferenced global var.
10310 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10313 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
10314 GTU to GT for V4SI and V2DI.
10316 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
10317 (umin<mode>3): Removed.
10319 (uminv4si3): Likewise.
10321 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10324 * collect2.c (main): Turn on trace in collect2 if -v is passed
10327 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
10329 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
10330 description of expression operand.
10332 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
10334 * configure.ac: Add install-html to target_list for Make-hooks.
10335 * configure: Regenerate.
10336 * fortran/Make-lang.in (F95_HTMLFILES): New.
10337 (fortran.html): Use it.
10338 (fortran.install-html): New.
10339 * Makefile.in (install-html): Add lang.install-html.
10340 * java/Make-lang.in (JAVA_HTMLFILES): New.
10341 (java.html): Use it.
10342 (java.install-html): New.
10343 * objc/Make-lang.in (objc.install-html): New.
10344 * objcp/Make-lang.in (obj-c++.install-html): New.
10345 * cp/Make-lang.in (c++.install-html): New.
10346 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
10347 * lto/Make-lang.in (lto.install-html): New.
10349 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10352 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
10354 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
10356 PR rtl-optimization/41862
10357 * store-motion.c (store_killed_in_insn, compute_store_table,
10358 remove_reachable_equiv_notes, replace_store_insn,
10359 build_store_vectors): Ignore all DEBUG_INSNs.
10361 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10364 * common.opt: Add dumpdir.
10366 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
10368 (option_map): Add --dumpdir.
10370 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
10372 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
10374 * opts.c (decode_options): Try dump_dir_name first if
10375 dump_base_name isn't an absolute path.
10376 (common_handle_option): Handle OPT_dumpdir.
10378 * toplev.c (dump_dir_name): New.
10379 (print_switch_values): Also ignore -dumpdir.
10381 * toplev.h (dump_dir_name): New.
10383 2010-01-03 Richard Guenther <rguenther@suse.de>
10385 PR tree-optimization/42589
10386 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
10387 double-word expansion of bswap32.
10389 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
10391 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
10392 with BLOCK_FOR_INSN.
10393 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
10394 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
10395 noce_process_if_block): Likewise.
10396 * gcse.c (compute_local_properties, insert_expr_in_table,
10397 insert_set_in_table, canon_list_insert, find_avail_set,
10398 pre_insert_copy_insn): Likewise.
10400 * basic-block.h (BLOCK_NUM): Move from here...
10401 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
10403 2010-01-03 Richard Guenther <rguenther@suse.de>
10405 PR tree-optimization/42438
10406 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
10407 contains_may_not_return_call flag.
10408 (BB_MAY_NOTRETURN): New.
10409 (valid_in_sets): Trapping nary operations are not valid
10410 in blocks that may not return.
10411 (insert_into_preds_of_block): Remove check for trapping expressions.
10412 (compute_avail): Compute also BB_MAY_NOTRETURN.
10414 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
10416 * doc/invoke.texi: Add 2010 to copyright years.
10418 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
10420 * config/sparc/sparc.c: Fix formatting nits.
10422 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
10423 Alexander Monakov <amonakov@ispras.ru>
10425 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
10427 2010-01-02 Richard Guenther <rguenther@suse.de>
10429 PR middle-end/42577
10430 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
10431 (simplify_switch_using_ranges): Mark to be removed edges
10434 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10436 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
10438 * collect2.c (scan_libraries): Add missing argument in call to
10441 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
10444 * config/alpha/predicates.md (aligned_memory_operand): Return false
10446 (unaligned_memory_operand): Return true for CQImode.
10447 * config/alpha/alpha.c (get_aligned_mem): Assert that location
10448 doesn not cross aligned SImode word boundary.
10450 2010-01-02 Anatoly Sokolov <aesok@post.ru>
10452 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
10454 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
10455 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
10457 2010-01-02 Richard Guenther <rguenther@suse.de>
10460 * toplev.c (compile_file): Emit LTO marker properly. Change
10461 it to __gnu_lto_v1.
10462 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
10464 2010-01-01 Richard Guenther <rguenther@suse.de>
10467 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
10469 2010-01-01 Richard Guenther <rguenther@suse.de>
10472 * c-decl.c (grokdeclarator): For zero-size arrays force
10473 structural equality checks as layout_type does.
10475 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10477 * builtins.c: Update copyright to 2010.
10479 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10482 * lto-streamer-out.c (produce_asm): Revert the last change.
10483 (copy_function): Likewise.
10485 * lto-streamer.c (lto_get_section_name): Skip any leading
10488 2010-01-01 Richard Guenther <rguenther@suse.de>
10490 PR middle-end/42559
10491 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
10495 Copyright (C) 2010 Free Software Foundation, Inc.
10497 Copying and distribution of this file, with or without modification,
10498 are permitted in any medium without royalty provided the copyright
10499 notice and this notice are preserved.