1 2010-08-20 Iain Sandoe <iains@gcc.gnu.org>
3 revert r163410, partially revert r163267.
4 * config/rs6000/darwin.h (LIB_SPEC): Remove.
5 * config/darwin.h (REAL_LIBGCC_SPEC): Link lgcc for all
8 2010-08-20 Jakub Jelinek <jakub@redhat.com>
11 * builtins.c (expand_builtin): Don't optimize away
12 calls to DECL_LOOPING_CONST_OR_PURE_P builtins.
14 2010-08-20 Uros Bizjak <ubizjak@gmail.com>
16 * config/i386/i386.md (ashift RSP splitter): Remove splitter.
17 (pro_epilogue_adjust_stack_di_2): Use "l" constraint for
18 alternative 1 of operand 2.
20 2010-08-20 Jakub Jelinek <jakub@redhat.com>
21 Paolo Bonzini <bonzini@gnu.org>
23 * simplify-rtx.c (simplify_unary_operation_1): Optimize
24 (sign_extend (zero_extend (...)) and
25 ({sign,zero}_extend (lshiftrt (ashift X (const_int I)) (const_int I))).
27 2010-08-20 Jakub Jelinek <jakub@redhat.com>
29 PR rtl-optimization/45353
30 * sel-sched-ir.c (sel_bb_head): Return NULL even if next_nonnote_insn
31 after bb_note is a BARRIER.
33 2010-08-20 Iain Sandoe <iains@gcc.gnu.org>
35 * config/rs6000/darwin.h (LIB_SPEC): New. Provide saveFP/restFP by
38 2010-08-20 Jakub Jelinek <jakub@redhat.com>
39 Michael Matz <matz@suse.de>
41 * tree-ssa-address.c (tree_mem_ref_addr): Convert offset to sizetype.
43 2010-08-20 Nathan Froyd <froydnj@codesourcery.com>
45 * ggc-common.c (ggc_mark_root_tab): New function, split out from...
46 (ggc_mark_roots): ...here.
48 2010-08-20 Nathan Froyd <froydnj@codesourcery.com>
50 * vec.h (FOR_EACH_VEC_ELT): Define.
52 * cfgloop.c: Likewise.
53 * cfgloopmanip.c: Likewise.
55 * cgraphunit.c: Likewise.
56 * combine.c: Likewise.
57 * config/bfin/bfin.c: Likewise.
58 * config/mips/mips.c: Likewise.
59 * config/rs6000/rs6000.c: Likewise.
61 * df-scan.c: Likewise.
62 * dominance.c: Likewise.
64 * dwarf2out.c: Likewise.
67 * function.c: Likewise.
69 * genattr.c: Likewise.
70 * ggc-common.c: Likewise.
71 * gimplify.c: Likewise.
72 * graphite-blocking.c: Likewise.
73 * graphite-clast-to-gimple.c: Likewise.
74 * graphite-dependences.c: Likewise.
75 * graphite-interchange.c: Likewise.
76 * graphite-poly.c: Likewise.
77 * graphite-scop-detection.c: Likewise.
78 * graphite-sese-to-poly.c: Likewise.
79 * graphite.c: Likewise.
80 * haifa-sched.c: Likewise.
82 * implicit-zee.c: Likewise.
83 * ipa-prop.c: Likewise.
84 * ipa-struct-reorg.c: Likewise.
86 * ira-build.c: Likewise.
87 * ira-color.c: Likewise.
88 * ira-emit.c: Likewise.
89 * lambda-code.c: Likewise.
90 * loop-invariant.c: Likewise.
91 * loop-unroll.c: Likewise.
92 * lower-subreg.c: Likewise.
93 * lto-cgraph.c: Likewise.
94 * lto-opts.c: Likewise.
95 * lto-streamer-in.c: Likewise.
96 * lto-streamer-out.c: Likewise.
97 * lto-streamer.c: Likewise.
98 * lto-symtab.c: Likewise.
99 * matrix-reorg.c: Likewise.
101 * predict.c: Likewise.
102 * print-tree.c: Likewise.
103 * sdbout.c: Likewise.
104 * sel-sched-dump.c: Likewise.
105 * sel-sched-ir.c: Likewise.
106 * sel-sched.c: Likewise.
108 * stor-layout.c: Likewise.
109 * tree-cfg.c: Likewise.
110 * tree-cfgcleanup.c: Likewise.
111 * tree-chrec.c: Likewise.
112 * tree-data-ref.c: Likewise.
113 * tree-emutls.c: Likewise.
114 * tree-inline.c: Likewise.
115 * tree-into-ssa.c: Likewise.
116 * tree-loop-distribution.c: Likewise.
117 * tree-loop-linear.c: Likewise.
118 * tree-mudflap.c: Likewise.
119 * tree-outof-ssa.c: Likewise.
120 * tree-parloops.c: Likewise.
121 * tree-predcom.c: Likewise.
122 * tree-pretty-print.c: Likewise.
123 * tree-scalar-evolution.c: Likewise.
124 * tree-ssa-live.c: Likewise.
125 * tree-ssa-loop-im.c: Likewise.
126 * tree-ssa-loop-ivcanon.c: Likewise.
127 * tree-ssa-loop-ivopts.c: Likewise.
128 * tree-ssa-loop-manip.c: Likewise.
129 * tree-ssa-loop-niter.c: Likewise.
130 * tree-ssa-loop-prefetch.c: Likewise.
131 * tree-ssa-phiprop.c: Likewise.
132 * tree-ssa-pre.c: Likewise.
133 * tree-ssa-reassoc.c: Likewise.
134 * tree-ssa-sccvn.c: Likewise.
135 * tree-ssa-structalias.c: Likewise.
136 * tree-ssa.c: Likewise.
137 * tree-vect-data-refs.c: Likewise.
138 * tree-vect-loop-manip.c: Likewise.
139 * tree-vect-loop.c: Likewise.
140 * tree-vect-patterns.c: Likewise.
141 * tree-vect-slp.c: Likewise.
142 * tree-vect-stmts.c: Likewise.
143 * tree-vrp.c: Likewise.
145 * value-prof.c: Likewise.
146 * var-tracking.c: Likewise.
147 * varasm.c: Likewise.
148 * vmsdbgout.c: Likewise.
150 2010-08-19 Nathan Sidwell <nathan@codesourcery.com>
151 Richard Guenther <richard.guenther@gmail.com>
153 * gimplify.c (gimplify_modify_expr): When assigning to volatiles,
154 copy the src value and return a copy.
155 * doc/extend.texi (Volatiles): Move from C++ to C and expand.
156 (C++ Volatiles): Adjust to describe C++ semantics only.
158 2010-08-20 Joseph Myers <joseph@codesourcery.com>
160 * doc/tm.texi.in (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED): Document to
162 * doc/tm.texi: Regenerate.
163 * defaults.h (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED): Define.
164 * df-scan.c (df_get_exit_block_use_set), reginfo.c
165 (init_reg_sets_1), rtlanal.c (rtx_unstable_p, rtx_varies_p):
166 Handle new PIC_OFFSET_TABLE_REG_CALL_CLOBBERED semantics.
167 * config/ia64/ia64.h (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED): Define
170 2010-08-20 Olivier Hainque <hainque@adacore.com>
172 * config/sparc/sparc.c (sparc_asm_function_epilogue): Don't output
173 an extra nop past a sibling call at the very end.
175 2010-08-19 Bernd Schmidt <bernds@codesourcery.com>
178 * combine.c (try_combine): Initialize i1_is_used and i2_is_used. Fix
181 2010-08-19 Nathan Froyd <froydnj@codesourcery.com>
183 * target.def (function_arg, function_incoming_arg): Remove const
184 qualifier on CUMULATIVE_ARGS parameter.
185 * targhooks.h (default_function_arg, default_function_incoming_arg):
187 * targhooks.c (default_function_arg, default_function_incoming_arg):
189 * config/i386/i386.c (ix86_function_arg): Likewise.
191 2010-08-19 Jakub Jelinek <jakub@redhat.com>
194 * simplify-rtx.c (simplify_unary_operation_1): Optimize nested
195 SIGN_EXTENDs or ZERO_EXTENDs.
197 2010-08-19 Bernd Schmidt <bernds@codesourcery.com>
200 * combine.c (combine_validate_cost): New arg I0. All callers changed.
201 Take its cost into account if nonnull.
202 (insn_a_feeds_b): New static function.
203 (combine_instructions): Look for four-insn combinations.
204 (can_combine_p): New args PRED2, SUCC2. All callers changed. Take
205 them into account when computing all_adjacent and looking for other
207 (combinable_i3pat): New args I0DEST, I0_NOT_IN_SRC. All callers
208 changed. Treat them like I1DEST and I1_NOT_IN_SRC.
209 (try_combine): New arg I0. Handle four-insn combinations.
210 (distribute_notes): New arg ELIM_I0. All callers changed. Treat it
213 2010-08-19 Jason Merrill <jason@redhat.com>
216 * gimplify.c (gimplify_init_constructor): Just return GS_UNHANDLED
218 (gimplify_modify_expr_rhs): Adjust.
220 2010-08-19 Nathan Froyd <froydnj@codesourcery.com>
222 * cfgloop.c (get_loop_body_in_bfs_order): Avoid redundant call to
224 * config/bfin/bifn.c (bfin_discover_loop): Likewise.
225 * dominance.c (iterate_fix_dominators): Likewise.
226 * dse.c (set_usage_bits): Likewise.
227 (set_position_unneeded, record_store): Likewise.
228 * gimple-fold.c (get_maxval_strlen): Likewise.
229 * haifa-sched.c (fix_inter_tick, fix_recovery_deps): Likewise.
230 * ipa-inline.c (update_caller_keys): Likewise.
231 * ipa-split.c (verify_non_ssa_vars): Likewise.
232 * ipa-type-escape.c (mark_type, close_type_seen): Likewise.
233 (close_type_exposed_parameter, close_type_full_escape): Likewise.
234 (close_addressof_down): Likewise.
235 * ira-color.c (assign_hard_reg, push_allocno_to_stack): Likewise.
236 (setup_allocno_left_conflicts_size): Likewise.
237 (ira_reassign_conflict_allocnos): Likewise.
238 (ira_reassign_pseudos): Likewise.
239 * ira-emit.c (change_loop): Likewise.
240 * loop-invariant.c (mark_regno_live, mark_regno_death): Likewise.
241 * lto-streamer-out.c (write_symbol): Likewise.
242 * predict.c (expr_expected_value_1): Likewise.
243 * regstat.c (regstat_bb_compute_ri): Likewise.
244 * sel-sched.c (create_block_for_bookkeeping): Likewise.
245 (track_scheduled_insns_and_blocks, sel_sched_region_1): Likewise.
246 * stmt.c (expand_case): Likewise.
247 * tree-eh.c (emit_eh_dispatch): Likewise.
248 * tree-into-ssa.c (prune_unused_phi_nodes): Likewise.
249 * tree-loop-distribution.c (make_nodes_having_upstream_mem_writes):
251 (rdg_flag_vertex, rdg_flag_loop_exits): Likewise.
252 (rdg_build_components): Likewise.
253 * tree-object-size.c (collect_object_sizes_for): Likewise.
254 * tree-sra.c (convert_callers): Likewise.
255 * tree-ssa-coalesce.c (live_track_add_partition): Likewise.
256 * tree-ssa-live.c (mark_all_vars_used_1): Likewise.
257 * tree-ssa-pre.c (bitmap_set_replace_value): Likewise.
259 2010-08-19 Uros Bizjak <ubizjak@gmail.com>
261 * config/i386/i386.md (*lea_1): Use P mode iterator.
262 (lea add splitter): Also handle DImode operands.
263 (DImode lea add splitter): Use x86_64_immediate_operand for operand 2
264 predicate. Do not use ix86_lea_for_add_ok.
265 (zext DImode lea add splitter): Use ix86_lea_for_add_ok.
266 (lea ashift splitter): Also handle DImode operands.
267 (DImode lea ashift splitter): Remove splitter.
269 2010-08-19 Uros Bizjak <ubizjak@gmail.com>
271 * config/i386/i386.md (*add<SWI:mode>3_cconly_overflow): Do not use
272 ix86_binary_operator_ok.
274 2010-08-19 Andrey Belevantsev <abel@ispras.ru>
276 PR rtl-optimization/44691
277 * sel-sched.c (count_occurrences_1): Also punt when SUBREG_REG
280 2010-08-19 Ian Bolton <ian.bolton@arm.com>
283 * config/arm/arm.c (arm_output_epilogue): Ensure that return
284 value of size 1-3 is handled correctly.
286 2010-08-19 Ian Bolton <ian.bolton@arm.com>
288 * tree-switch-conversion.c (gen_inbound_check): Ensure that the
289 type for the conditional has wide enough range.
291 2010-08-18 Uros Bizjak <ubizjak@gmail.com>
294 * config/i386/i386.md (<any_or:code><SWI:mode>_3): Do not use
295 ix86_binary_operator_ok.
297 2010-08-18 Uros Bizjak <ubizjak@gmail.com>
299 * config/i386/i386.md (*add<mode>_1) <TYPE_LEA>: Split insn to lea.
300 <default>: Swap operands 1 and 2 for alternative 2 to use existing
301 code to output insn mnemonic. Fix comment.
302 (*addsi_1_zext): Add r-r-0 alternative 1.
303 <TYPE_LEA>: Split insn to lea.
304 <default>: Handle alternative 1.
305 (*addhi_1_lea): Add r-r-0 alternative 2. Use cond RTX instead of
306 multi-level if_then_else RTX to set "type" attribute.
307 <default>: Handle alternative 2.
308 (*addqi_1_lea): Add q-q-0 alternative 2 and r-r-0 alternative 4.
309 Use cond RTX instead of multi-level if_then_else RTX to set
311 <default>: Handle alternatives 2 and 4.
312 (lea splitters): Update calls to ix86_lea_for_add_ok.
314 * config/i386/i386.c (ix86_lea_for_add_ok): Remove unused "code"
316 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Update prototype.
318 2010-08-18 Richard Guenther <rguenther@suse.de>
320 * tree-ssa-uninit.c (find_uninit_use): Disregard debug stmts,
323 2010-08-18 Paolo Bonzini <bonzini@gnu.org>
326 * optabs.c (expand_bool_compare_and_swap): Expand pending
327 pops before trying the optab.
329 2010-08-18 Yao Qi <yao@codesourcery.com>
332 * config/arm/arm.c (output_move_double): Fix typo generating
333 instructions ('ldr'->'str').
335 2010-08-18 Maxim Kuvyrkov <maxim@codesourcery.com>
337 PR rtl-optimization/42575
338 * optabs.c (expand_doubleword_mult): Generate new pseudos to shorten
341 2010-08-18 Marcus Shawcroft <marcus.shawcroft@arm.com>
343 * config/arm/arm-protos.h (arm_expand_sync): New.
344 (arm_output_memory_barrier, arm_output_sync_insn): New.
345 (arm_sync_loop_insns): New.
346 * config/arm/arm.c (FL_ARCH7): New.
347 (FL_FOR_ARCH7): Include FL_ARCH7.
349 (arm_print_operand): Support %C markup.
350 (arm_legitimize_sync_memory): New.
351 (arm_emit, arm_insn_count, arm_count, arm_output_asm_insn): New.
352 (arm_process_output_memory_barrier, arm_output_memory_barrier): New.
353 (arm_ldrex_suffix, arm_output_ldrex, arm_output_strex): New.
354 (arm_output_op2, arm_output_op3, arm_output_sync_loop): New.
355 (arm_get_sync_operand, FETCH_SYNC_OPERAND): New.
356 (arm_process_output_sync_insn, arm_output_sync_insn): New.
357 (arm_sync_loop_insns,arm_call_generator, arm_expand_sync): New.
358 * config/arm/arm.h (struct arm_sync_generator): New.
359 (TARGET_HAVE_DMB, TARGET_HAVE_DMB_MCR): New.
360 (TARGET_HAVE_MEMORY_BARRIER): New.
361 (TARGET_HAVE_LDREX, TARGET_HAVE_LDREXBHD): New.
362 * config/arm/arm.md: Include sync.md.
363 (UNSPEC_MEMORY_BARRIER): New.
364 (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK): New.
365 (VUNSPEC_SYNC_OP):New.
366 (VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): New.
367 (sync_result, sync_memory, sync_required_value): New attributes.
368 (sync_new_value, sync_t1, sync_t2): Likewise.
369 (sync_release_barrier, sync_op): Likewise.
370 (length): Add logic to length attribute defintion to call
371 arm_sync_loop_insns when appropriate.
372 * config/arm/sync.md: New file.
374 2010-08-17 Jakub Jelinek <jakub@redhat.com>
376 * tree.h (host_integerp): Add ATTRIBUTE_PURE when not
377 ENABLE_TREE_CHECKING.
378 (tree_low_cst): Add inline version for !ENABLE_TREE_CHECKING
381 2010-08-17 H.J. Lu <hongjiu.lu@intel.com>
383 * config/i386/i386.c (ix86_lea_for_add_ok): For !TARGET_OPT_AGU
384 or optimizing for size, always avoid lea if possible.
386 * config/i386/i386.md (*add<mode>_1): Always avoid lea if possible.
388 2010-08-17 Iain Sandoe <iains@gcc.gnu.org>
390 * unwind-dw2-fde-darwin.c (_darwin10_Unwind_FindEnclosingFunction):
391 Dunmmy function with NULL return unless the target is
392 OSX >= 10.6 (Darwin10).
394 2010-08-17 Jack Howarth <howarth@bromo.med.uc.edu>
396 * gcc.c (spec_function): Add remove-outfile.
397 (remove_outfile_spec_function): New function.
398 * config/darwin.h (LINK_SPEC): Add removal of -ldl, -lm and -lpthread.
399 * invoke.texi (replace-outfile): Document.
401 2010-08-17 Uros Bizjak <ubizjak@gmail.com>
404 * reginfo.c (globalize_reg): Reject stack registers.
406 2010-08-17 Richard Guenther <rguenther@suse.de>
408 * tree-ssa-dom.c (struct edge_info): Use a VEC for the
409 list of conditional equivalences.
410 (free_all_edge_infos): Adjust.
411 (record_equivalences_from_incoming_edge): Likewise.
412 (record_cond): Likewise.
413 (build_and_record_new_cond): Likewise.
414 (record_conditions): Likewise.
415 (dom_opt_leave_block): Likewise.
417 2010-08-17 Kai Tietz <kai.tietz@onevision.com>
419 * doc/invoke.texi (ms-extension): Add documentation.
421 2010-08-17 Richard Guenther <rguenther@suse.de>
423 * fold-const.c (fold_comparison): Strip nops inside POINTER_PLUS_EXPR.
425 2010-08-17 Shujing Zhao <pearly.zhao@oracle.com>
428 * c-decl.c (diagnose_uninitialized_cst_member): New function.
429 (finish_decl): Use it to issue a -Wc++-compat warning about
430 uninitialized const field in struct or union.
432 (finish_struct): Use strip_array_types.
434 2010-08-17 Jakub Jelinek <jakub@redhat.com>
436 * function.c (block_fragments_nreverse, blocks_nreverse_all): New
438 (reorder_blocks): Use blocks_nreverse_all instead of blocks_nreverse.
439 (reorder_blocks_1): Assert BLOCK_FRAGMENT_ORIGIN is NULL. Don't
440 call block_nreverse here.
441 (blocks_nreverse): Rename decl temporary to block.
443 2010-08-16 Bernd Schmidt <bernds@codesourcery.com>
445 * config/arm/thumb2.md (thumb2_notsi_shiftsi,
446 thumbsi_notsi_shiftsi_compare0, thumb2_not_shiftsi_compare0_scratch,
447 thumb2_cmpsi_shiftsi, thumb2_cmpsi_shiftsi_swp, thumb2_arith_shiftsi,
448 thumb2_arith_shiftsi splitter, thumb2_arith_shiftsi_compare0,
449 thumb2_arith_shiftsi_compare0_scratch, thumb2_sub_shiftsi,
450 thumb2_sub_shiftsi_compare0, thumb2_sub_shiftsi_compare0_scratch,
451 thumb2_iorsi3): Delete.
452 (orsi_notsi_si): No longer a named pattern.
453 (orsi_not_shiftsi_si): Renamed from thumb_orsi_not_shiftsi_si.
454 * config/arm/predicates.md (shift_amount_operand): New.
455 (mult_operator): New.
456 * config/arm/arm.md (attr arch, attr arch_enabled, attr insn_enabled,
458 (iorsi3_insn): Renamed from arm_iorsi3. Handle a new alternative if
460 (not_shiftsi): Renamed from arm_notsi_shiftsi. Handle Thumb2 variant.
461 (not_shiftsi_compare0): Likewise, renamed from
462 arm_notsi_shiftsi_compare0.
463 (not_shiftsi_compare0_scratch): Likweise, renamed from
464 arm_notsi_shiftsi_compare0_scratch.
465 (cmpsi_shiftsi): Likewise, renamed from arm_cmpsi_shiftsi.
466 (cmpsi_shiftsi_swp): Likewise, renamed from arm_cmpsi_shiftsi_swp.
467 (arith_shiftsi): Handle Thumb2 variant. Set insn_enabled attribute
468 so that the register alternative is disabled when the shift_operator
469 is MULT. Use "M" as the constraint for constants.
470 (arith_shiftsi splitter): Enable for TARGET_32BIT.
471 (arith_shiftsi_compare0): Handle Thumb2 variant. Use "M" as the
472 constraint for constants.
473 (arith_shiftsi_compare0_scratch): Likewise.
474 (sub_shiftsi, sub_shiftsi_compare0, sub_shiftsi_compare0_scratch):
475 Handle Thumb2 alternative.
477 2010-08-16 Joseph Myers <joseph@codesourcery.com>
479 * doc/options.texi (NoDriverArg): Document.
480 * gcc.c (cpp_unique_options): Generate -MD and -MMD instead of
482 * opt-functions.awk (switch_flags): Handle NoDriverArg.
483 * opts-common.c (decode_cmdline_option): Ignore CL_SEPARATE
484 marking for CL_NO_DRIVER_ARG options when in the driver.
485 * opts.h (CL_NO_DRIVER_ARG): Define.
486 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER, CL_TARGET,
487 CL_COMMON): Update values.
489 2010-08-16 Joseph Myers <joseph@codesourcery.com>
491 * common.opt: Add driver options.
492 (auxbase, auxbase-strip, quiet, version): Mark RejectDriver.
493 * doc/options.texi (Driver, RejectDriver): Document.
494 * gcc.c (pass_exit_codes, print_search_dirs, print_file_name,
495 print_prog_name, print_multi_directory, print_sysroot,
496 print_multi_os_directory, print_multi_lib,
497 print_sysroot_headers_suffix, report_times, combine_flag,
498 use_pipes, wrapper_string): Remove.
499 (save_switch, driver_unknown_option_callback,
500 driver_wrong_lang_callback, driver_post_handling_callback,
501 driver_handle_option): New.
502 (spec_lang, last_language_n_infiles): Make file-scope static
503 instead of local to process_command.
504 (process_command): Use decode_cmdline_options_to_array and
505 read_cmdline_option for option processing. Compute have_c in
506 prescan of decoded options.
507 * opt-functions.awk (switch_flags): Handle Driver and
509 (var_type, var_type_struct): Handle Separate options as generating
510 const char * variables.
511 * opts-common.c (decode_cmdline_option): Expect CL_COMMON and
512 CL_TARGET to be passed by caller if required.
513 (decode_cmdline_options_to_array): Update comment.
514 * opts.c (complain_wrong_lang): Handle options only valid for the
516 (decode_options): Update call to decode_cmdline_options_to_array.
517 (print_filtered_help): Ignore driver-only options.
518 (print_specific_help): Ignore CL_DRIVER.
519 (common_handle_option): Don't call print_specific_help for CL_DRIVER.
520 * opts.h (CL_DRIVER, CL_REJECT_DRIVER): Define.
521 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET, CL_COMMON):
524 2010-08-16 Richard Guenther <rguenther@suse.de>
526 * tree-cfg.c (verify_types_in_gimple_reference): Verify
527 TARGET_MEM_REF a bit.
528 * tree-ssa-address.c (addr_for_mem_ref): Adjust.
529 (create_mem_ref_raw): Always create TMR_OFFSET, store the
530 alias pointer type via it.
531 (copy_mem_ref_info): Adjust.
532 (maybe_fold_tmr): Likewise.
533 * tree.c (mem_ref_offset): Also handle TARGET_MEM_REF.
534 (reference_alias_ptr_type): Likewise.
535 * tree.def (TARGET_MEM_REF): Remove TMR_ORIGINAL operand,
536 adjust documentation of TMR_OFFSET operand.
537 * alias.c (get_alias_set): Do not look at TMR_ORIGINAL but
538 use the alias pointer type.
539 * expr.c (expand_expr_real_1): Do not use TMR_ORIGINAL to
540 initialize mem attrs but the TMR itself.
541 * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REF
543 * tree-pretty-print.c (dump_generic_node): Do not dump TMR_ORIGINAL.
544 * tree-ssa-loop-ivopts.c (idx_remove_ssa_names): Remove.
545 (unshare_and_remove_ssa_names): Likewise.
546 (copy_ref_info): Adjust.
547 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Simplify
549 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Do not look
551 * tree.h (TMR_ORIGINAL): Remove.
552 * gimple.c (get_base_address): For TARGET_MEM_REF with a
554 * tree-dfa.c (get_ref_base_and_extent): Handle TARGET_MEM_REF
556 (get_addr_base_and_unit_offset): Likewise.
557 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Handle
559 (indirect_ref_may_alias_decl_p): Likewise.
560 (refs_may_alias_p_1): Do not bail out for TARGET_MEM_REFs.
562 2010-08-15 Uros Bizjak <ubizjak@gmail.com>
564 * doc/invoke.texi (-fomit-frame-pointer): Document that starting
565 with GCC version 4.6, the default setting (when not optimizing
566 for size) for 32-bit Linux x86 and 32-bit Darwin x86 targets has
567 been changed to -fomit-frame-pointer.
569 2010-08-15 Iain Sandoe <iains@gcc.gnu.org>
571 * config/darwin.h (REAL_LIBGCC_SPEC): Remove libgcc_s.10.5 stub for
572 Darwin10. Do not link libgcc.a for Darwin >= 9.
574 2010-08-15 Gerald Pfeifer <gerald@pfeifer.com>
576 * doc/invoke.texi (Warning Options): Fix terminology and markup
577 in the description of how unknown warning options are handled.
579 2010-08-15 Ira Rosen <irar@il.ibm.com>
581 * tree-vect-data-refs.c (vect_setup_realignment): Support realignment
583 (vect_supportable_dr_alignment): Check alignment for basic blocks.
584 * tree-vect-slp.c (vect_build_slp_tree): Allow different codes for
586 (vect_bb_vectorization_profitable_p): New function.
587 (vect_slp_analyze_bb): Call vect_bb_vectorization_profitable_p() to
588 check if it's worthwhile to vectorize the basic block.
590 2010-08-14 Anatoly Sokolov <aesok@post.ru>
592 * reload.h (register_move_cost, memory_move_secondary_cost,
593 secondary_reload_class): Adjust prototype.
594 * rtl.h (reg_class_subset_p): Adjust prototype.
595 * reload.c (secondary_reload_class): Change arguments type from
596 enum reg_class to reg_class_t. Change result type to reg_class_t.
597 * reginfo.c (register_move_cost, reg_class_subset_p): Change
598 arguments type from enum reg_class to reg_class_t.
599 (memory_move_secondary_cost): Change arguments type from
600 enum reg_class to reg_class_t. Change type of saved_flags to
603 * config/mips/mips.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
606 (struct mips_rtx_cost_data): Moved to mips.c.
607 * config/mips/mips-protos.h (mips_register_move_cost): Remove.
608 * config/mips/mips.c (struct mips_rtx_cost_data): Moved from mips.h.
609 (mips_cost): Make static.
610 (mips_canonicalize_move_class): Change argument type to reg_class_t.
611 Change result type to reg_class_t.
612 (mips_move_to_gpr_cost, mips_move_from_gpr_cost): Change arguments
613 type from enum reg_class to reg_class_t.
614 (mips_register_move_cost): Make static. Change arguments
615 type from enum reg_class to reg_class_t.
616 (mips_memory_move_cost): New function.
617 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
619 2010-08-14 Richard Sandiford <rdsandiford@googlemail.com>
621 PR rtl-optimization/43358
622 * ira-lives.c (process_single_reg_class_operands): Adjust the costs
623 of a single hard register, using simplify_subreg_regno to decide
624 what that register should be.
626 2010-08-14 Mingjie Xing <mingjie.xing@gmail.com>
628 * config/mips/mips.c (CODE_FOR_loongson_pmullh): Define.
629 * config/mips/loongson.md (UNSPEC_LOONGSON_PMULL): Delete.
630 (loongson_pmull<V_suffix>): Rename to...
631 (mul<mode>3): ...this and use MULT instead of an UNSPEC.
633 2010-08-13 Jack Howarth <howarth@bromo.med.uc.edu>
635 * gcc/configure.ac: Enable -fomit-frame-pointer on darwin
636 which support dwarf2.
637 * config/i386/i386.c (override_options): Same.
639 2010-08-13 Jie Zhang <jie@codesourcery.com>
641 * config/arm/arm.md (cstoredf4): Only valid when !TARGET_VFP_SINGLE.
643 2010-08-12 Joseph Myers <joseph@codesourcery.com>
645 * gcc.c (cpp_unique_options): Generate -MDX and -MMDX from -MD and
648 2010-08-12 Changpeng Fang <changpeng.fang@amd.com>
650 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Give
651 up dot_prod pattern searching if a stmt is outside the loop.
653 2010-08-12 H.J. Lu <hongjiu.lu@intel.com>
654 Uros Bizjak <ubizjak@gmail.com>
656 * config.gcc: Handle --enable-frame-pointer.
658 * configure.ac: Add --enable-frame-pointer.
659 * configure: Regenerated.
661 * config/i386/i386.c (USE_IX86_FRAME_POINTER): Default to 0.
662 (override_options): If not configured with --enable-frame-pointer,
663 enable -fomit-frame-pointer (but not for TARGET_MACHO or when
664 optimizing for size), -fasynchronous-unwind-tables and
665 -maccumulate-outgoing-args by default.
667 2010-08-12 Jakub Jelinek <jakub@redhat.com>
669 * builtins.c (fold_builtin_memory_op): Avoid -Wsign-compare warning.
672 * fold-const.c (make_range) <case NEGATE_EXPR>: Punt if
673 -a overflows. Normalize the range.
675 2010-08-12 Richard Guenther <rguenther@suse.de>
677 PR tree-optimization/45232
678 * tree-ssa-reassoc.c (can_reassociate_p): Disable re-association
679 for types with undefined overflow.
680 (reassociate_bb): Allow re-associating of bit and min/max
681 operations for types with undefined overflow.
682 * tree-ssa-forwprop.c (associate_plusminus): New function.
683 (tree_ssa_forward_propagate_single_use_vars): Call it.
685 2010-08-12 Richard Guenther <rguenther@suse.de>
687 * tree-flow.h (struct ptr_info_def): Add align and misalign fields.
688 * tree-ssa-alias.c (get_ptr_info): Move ...
689 * tree-ssanames.c (get_ptr_info): ... here. Initialize
690 align and misalign fields conservatively.
691 * tree-ssa-ccp.c (ccp_finalize): From partially constant pointers
692 derive alignment information.
693 (evaluate_stmt): Derive alignment information from memory
694 allocation functions.
695 * tree.h (get_pointer_alignment): Make unsigned.
696 * builtins.c (get_object_alignment): Use alignment information we
697 have computed for pointers.
698 (get_pointer_alignment): Likewise. Make conservative, return
700 (expand_builtin_strlen): Adjust.
701 (expand_builtin_memcmp): Likewise.
702 (expand_builtin_strcmp): Likewise.
703 (expand_builtin_strncmp): Likewise.
704 (get_builtin_sync_mem): Use at least mode alignment.
705 (fold_builtin_memset): Adjust.
706 (fold_builtin_memory_op): Likewise.
707 * gimple-pretty-print.c (dump_gimple_phi): Alongside alias
708 information also dump pointer alignment knowledge.
709 (dump_gimple_stmt): Likewise.
711 2010-08-12 Uros Bizjak <ubizjak@gmail.com>
713 * config/i386/i386.c (LONG_TYPE_SIZE): Remove.
714 (EMPTY_FIELD_BOUNDARY): Remove.
715 * config/i386/i386-interix.h (PCC_BITFIELD_TYPE_MATTERS): Remove.
717 2010-08-12 Jakub Jelinek <jakub@redhat.com>
720 * caller-save.c (save_call_clobbered_regs): Only swap notes with
721 DEBUG_INSNs if n_regs_saved.
723 2010-08-12 Wei Guozhi <carrot@google.com>
726 * config/arm/arm.md (andsi3): Change to zero extension if possible.
727 * config/arm/thumb2.md (thumb2_zero_extendqisi2_v6): Change the name.
729 2010-08-11 Vladimir Makarov <vmakarov@redhat.com>
731 * ira-int.h (ira_remove_allocno_copy_from_list): Remove.
733 * ira-build.c (ira_remove_allocno_copy_from_list): Remove.
735 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
737 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Add back
738 the case removed in the previous patch, when the only phi argument
739 is defined in the same loop as the phi node itself. Handle it
740 separately from the invariant case by both propagating it outside
741 the region and replacing the phi node with an assign.
743 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
745 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): The only
746 constant phi nodes with one argument are is_gimple_min_invariant
747 and SSA_NAME_IS_DEFAULT_DEF.
749 2010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
751 * graphite-cloog-util.c (oppose_constraint):
752 Extend loop counter's value range (CLOOG_ORG).
753 (cloog_matrix_to_ppl_constraint): Same.
754 (new_Constraint_System_from_Cloog_matrix): Same.
755 * graphite-cloog-compat.h (matrix_num_type): New.
757 2010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
759 * graphite.c (graphite_initialize): Do not initialize
760 CLooG and initialize the Parma Polyhedra Library
761 manually when using CLOOG_ORG.
762 (graphite_finalize): Do not finalize CLooG and finalize
763 the Parma Polyhedra Library manually when using CLOOG_ORG.
764 * graphite-cloog-compat.h (cloog_initialize): Hide function
765 when using CLOOG_ORG.
766 (cloog_finalize): Same.
768 2010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
770 * graphite-clast-to-gimple.c (free_scattering): Change
771 CloogDomainList/CloogDomain to CloogScatteringList/CloogScattering
773 (build_cloog_prog): Same.
774 * graphite-cloog-compat.h (cloog_domain): Removed.
775 (cloog_scattering): New.
776 (cloog_set_domain): Removed.
777 (cloog_set_scattering): New.
778 (cloog_next_domain): Removed.
779 (cloog_next_scattering): New.
780 (cloog_set_next_domain): Removed.
781 (cloog_set_next_scattering): New.
782 (CloogScatteringList): New.
783 (CloogScattering): New.
784 (cloog_scattering_free): New.
785 (new_Cloog_Scattering_from_ppl_Polyhedron): New.
786 * graphite-cloog-util.c (new_Cloog_Scattering_from_ppl_Polyhedron):
789 2010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
791 * graphite-clast-to-gimple.c (build_cloog_prog): Extend with
793 (set_cloog_options): Same.
794 (print_clast_stmt): Same.
795 (scop_to_clast): Same.
796 (print_generated_program): Same.
798 * graphite-clast-to-gimple.h: Include graphite-cloog-util.h.
799 (scop_to_clast): Extend with CloogState.
800 * graphite-cloog-util.c: Include graphite-cloog-compat.h
801 (new_Cloog_Domain_from_ppl_Polyhedron):
802 Extend with CloogState. Use cloog_domain_from_cloog_matrix (CLOOG_ORG).
803 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Extend with CloogState.
804 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
805 * graphite-cloog-util.h (build_cloog_prog): Same.
806 * graphite-cloog-copat.h (build_cloog_prog): New.
808 (cloog_state_malloc): New.
809 (cloog_state_free): New.
810 (cloog_loop_malloc): New.
811 (cloog_options_malloc): New.
812 (cloog_statement_alloc): New.
813 (cloog_domain_from_cloog_matrix): New.
814 (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
815 (new_Cloog_Domain_from_ppl_Polyhedron): New.
817 2010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
819 * graphite-clast-to-gimple.c (clast_name_to_gcc): Parameter
820 type of NAME now depends on used CLooG version.
821 (clast_to_gcc_expression): Replace expr_* with clast_expr_*.
822 (gcc_type_for_clast_expr): Same.
823 (print_clast_stmt): Replace pprint with clast_pprint.
824 * graphite-cloog-compat.h: Provide compatibility macros for
827 (clast_expr_term): New.
828 (clast_expr_red): New.
829 (clast_expr_bin): New.
832 2010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
834 * graphite-clast-to-gimple.c (set_cloog_options): Make CLooG options
835 compatible to newer CLooG releases (CLOOG_ORG).
836 (build_cloog_prog): Pass CloogOptions to more functions (CLOOG_ORG).
837 (scop_to_clast): Pass CloogOptions to build_cloog_prog (CLOOG_ORG).
838 * graphite-cloog-compat.h: Add compatibility macros for CLooG Legacy.
839 (build_cloog_prog) : New.
840 (cloog_program_extract_scalars): New.
841 (cloog_program_scatter): New.
843 2010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
845 * graphite-clast-to-gimple.c: Include graphite-cloog-compat.h
846 conditionally (CLOOG_ORG).
847 * graphite-cloog-compat.h: New. Include graphite-cloog-compat.h.
848 (cloog_statement_usr): New.
849 (cloog_domain): Same.
850 (cloog_set_domain): Same.
851 (cloog_next_domain): Same.
852 (cloog_set_next_domain): Same.
853 (cloog_program_nb_scattdims): Same.
854 (cloog_program_set_nb_scattdims): Same.
855 (cloog_program_names): Same.
856 (cloog_program_set_names): Same.
857 (cloog_program_set_context): Same.
858 (cloog_program_set_loop): Same.
859 (cloog_program_blocklist): Same.
860 (cloog_program_set_blocklist): Same.
861 (cloog_program_scaldims): Same.
862 (cloog_program_set_scaldims): Same.
863 (cloog_names_nb_parameters): Same.
864 (cloog_names_set_nb_parameters): Same.
865 (cloog_names_parameters): Same.
866 (cloog_names_set_parameters): Same.
867 (cloog_names_set_nb_iterators): Same.
868 (cloog_names_set_iterators): Same.
869 (cloog_names_set_nb_scattering): Same.
870 (cloog_names_set_scattering): Same.
871 (cloog_statement_set_usr): Same.
872 (cloog_loop_set_next): Same.
873 (cloog_loop_set_domain): Same.
874 (cloog_loop_set_block): Same.
875 (cloog_block_list_next): Same.
876 (cloog_block_list_set_next):
877 (cloog_block_list_set_block): Same.
879 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
881 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Returns
883 (rewrite_commutative_reductions_out_of_ssa_close_phi): Same.
884 (rewrite_commutative_reductions_out_of_ssa_loop): Same.
885 (rewrite_cross_bb_scalar_deps_out_of_ssa): Call scev_reset_htab
886 when something has been changed.
887 (rewrite_commutative_reductions_out_of_ssa): Same.
889 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
891 * graphite-sese-to-poly.c (propagate_expr_outside_region): Also
892 handle the case when def is in the sese region.
893 (rewrite_close_phi_out_of_ssa): Call propagate_expr_outside_region
894 for invariant expressions.
895 (rewrite_cross_bb_phi_deps): Removed.
896 (rewrite_cross_bb_scalar_deps): Also handle GIMPLE_PHI nodes.
897 (rewrite_cross_bb_scalar_deps_out_of_ssa): Do not call
898 rewrite_cross_bb_phi_deps.
900 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
902 * graphite-sese-to-poly.c
903 (rewrite_commutative_reductions_out_of_ssa_loop): Call
904 scev_analyzable_p only on is_gimple_reg
906 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
908 * graphite-sese-to-poly.c (propagate_expr_outside_region): New.
909 (rewrite_close_phi_out_of_ssa): Propagate constant values or
910 parametric expressions outside the scop region.
911 (rewrite_cross_bb_scalar_deps): Same.
912 * sese.c (rename_uses): Use NULL_TREE instead of NULL for trees.
914 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
916 * graphite-sese-to-poly.c (rewrite_phi_out_of_ssa): Use
917 SSA_NAME_DEF_STMT only on SSA_NAMEs.
919 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
921 * tree-scalar-evolution.c (instantiate_scev_name): Do not
922 instantiate default definitions.
924 2010-08-11 Vladimir Kargov <kargov@gmail.com>
925 Sebastian Pop <sebastian.pop@amd.com>
927 * cfgloop.c (is_loop_exit): Renamed loop_exits_to_bb_p.
928 (loop_exits_from_bb_p): New.
929 * cfgloop.h (is_loop_exit): Renamed loop_exits_to_bb_p.
930 (loop_exits_from_bb_p): Declared.
931 * graphite-scop-detection.c (scopdet_basic_block_info): Call
934 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
936 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Add an
937 extra parameter for the region. Call scev_analyzable_p.
938 (rewrite_reductions_out_of_ssa): Update call to
939 rewrite_close_phi_out_of_ssa.
940 (rewrite_cross_bb_phi_deps): Same.
941 (rewrite_commutative_reductions_out_of_ssa_loop): Add an extra
942 parameter for the region. Call scev_analyzable_p.
943 (rewrite_commutative_reductions_out_of_ssa): Update call to
944 rewrite_commutative_reductions_out_of_ssa_loop.
946 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
948 * sese.c (rename_uses): Call unshare_expr before force_gimple_operand.
950 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
952 * graphite-sese-to-poly.c (reduction_phi_p): Do not rewrite out of
953 SSA scalar phi nodes that can be scev_analyzable_p.
955 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
957 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Correctly
958 handle SSA_NAME_IS_DEFAULT_DEF.
960 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
962 * sese.c (rename_uses): Handl unconditionally gimple_debug statements.
964 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
966 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Special
967 case non close-phi nodes with one argument.
969 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
971 * sese.h (scev_analyzable_p): Scevs could be expressions without
972 chrecs and still be scev_analyzable_p.
974 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
976 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
978 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
980 * cfgloop.c (alloc_loop): Remove initialization of loop->single_iv.
981 * cfgloop.h (struct loop): Remove single_iv field.
982 * graphite-sese-to-poly.c (graphite_loop_normal_form): Removed.
983 (scop_canonicalize_loops): Removed.
984 (scop_ivs_can_be_represented): Do not use loop->single_iv. Iterate
985 over all the loop phi nodes in loop->header.
986 (build_poly_scop): Remove use of scop_canonicalize_loops.
988 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
990 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Also
993 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
995 * tree-chrec.c (chrec_apply): Should only apply to the specified
996 variable. Also handle multivariate chains of recurrences that
997 satisfy evolution_function_is_affine_p. Also handle CASE_CONVERT.
999 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
1001 * graphite-clast-to-gimple.c (debug_clast_name_index): Removed.
1002 (debug_clast_name_indexes_1): Removed.
1003 (debug_clast_name_indexes): Removed.
1004 (pbb_to_depth_to_oldiv): Removed.
1005 (build_iv_mapping): Replace the use of rename_map with iv_map.
1006 (translate_clast_user): Remove uses of rename_map. Allocate and
1008 (translate_clast_for_loop): Remove uses of rename_map.
1009 (translate_clast_for): Same.
1010 (translate_clast_guard): Same.
1011 (translate_clast): Same.
1013 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Removed.
1014 * graphite-sese-to-poly.c (scev_analyzable_p): Moved...
1015 * sese.c (set_rename): Now static.
1016 (rename_variables_in_stmt): Removed.
1018 (is_parameter): Removed.
1020 (expand_scalar_variables_call): Removed.
1021 (expand_scalar_variables_ssa_name): Removed.
1022 (expand_scalar_variables_expr): Removed.
1023 (expand_scalar_variables_stmt): Removed.
1024 (expand_scalar_variables): Removed.
1025 (rename_variables): Removed.
1026 (remove_condition): Removed.
1027 (get_true_edge_from_guard_bb): Removed.
1028 (get_false_edge_from_guard_bb): Removed.
1029 (struct igp): Removed.
1030 (default_before_guard): Removed.
1031 (convert_for_phi_arg): Removed.
1032 (add_guard_exit_phis): Removed.
1033 (insert_guard_phis): Removed.
1034 (graphite_copy_stmts_from_block): Now also uses iv_map and a
1035 region. Do not copy conditions. Do not copy induction variables.
1037 (copy_bb_and_scalar_dependences): Allocate a local rename_map for
1038 the translated statement. Use the iv_map for the induction
1040 * sese.h (copy_bb_and_scalar_dependences): Update declaration.
1041 (set_rename): Removed declaration.
1042 (scev_analyzable_p): ...here.
1043 * tree-chrec.c (chrec_apply_map): New.
1044 * tree-chrec.h (chrec_apply_map): Declared.
1046 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
1048 * graphite-clast-to-gimple.c (translate_clast_for_loop): Do not call
1049 insert_loop_close_phis.
1050 * sese.c (name_defined_in_loop_p): Removed.
1051 (expr_defined_in_loop_p): Removed.
1052 (alive_after_loop): Removed.
1053 (close_phi_not_yet_inserted_p): Removed.
1054 (struct alep): Removed.
1055 (add_loop_exit_phis): Removed.
1056 (insert_loop_close_phis): Removed.
1058 2010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1060 * graphite-cloog-util.c
1061 (cloog_matrix_to_ppl_constraint): Fix flipped condition.
1063 (psct_scattering_dim_for_loop_depth): Same.
1065 2010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1067 * graphite-cloog-util.h: Added cloog.h.
1068 * graphite-blocking.c: Removed cloog.h.
1069 * graphite-dependences.c: Same.
1070 * graphite-interchange.c: Same.
1071 * graphite-poly.c: Same.
1072 * graphite-ppl.c: Same.
1073 * graphite-scop-detection.c: Same.
1074 * graphite-sese-to-poly.c:
1076 Removed graphite-clast-to-gimple.h.
1077 (check_poly_representation): Removed (unused).
1078 * graphite-sese-to-poly.h
1079 (check_poly_representation): Removed (unused).
1081 2010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1083 * Makefile.in (OBJS-common): Added graphite-cloog-util.o.
1084 (graphite-clast-to-gimple.o): Added graphite-cloog-util.h.
1085 (graphite-cloog-util.o): New.
1086 (graphite-ppl.o): Added graphite-cloog-util.h.
1087 * graphite-clast-to-gimple.c:
1088 Added graphite-cloog-util.h to include statements.
1089 * graphite-cloog-util.c: New.
1090 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved from graphite-ppl.c.
1091 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
1092 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
1093 (new_C_Polyhedron_from_Cloog_Matrix): Same.
1094 (insert_constraint_into_matrix): Same.
1095 (ppl_Constrain_System_number_of_constraints): Same.
1096 (new_Cloog_Matrix_from_ppl_Constraint_System): Same.
1097 (oppose_constraint): Same.
1098 (cloog_matrix_to_ppl_constraint): Same.
1099 (new_Constraint_System_from_Cloog_Matrix): Same.
1100 * graphite-cloog-util.h: New.
1101 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved from graphite-ppl.h.
1102 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
1103 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
1104 (new_C_Polyhedron_from_Cloog_Matrix): Same.
1105 (insert_constraint_into_matrix): Same.
1107 Added graphite-cloog-util.h to include statements.
1108 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved to graphite-cloog-util.c.
1109 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
1110 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
1111 (new_C_Polyhedron_from_Cloog_Matrix): Same.
1112 (insert_constraint_into_matrix): Same.
1113 (ppl_Constrain_System_number_of_constraints): Same.
1114 (new_Cloog_Matrix_from_ppl_Constraint_System): Same.
1115 (oppose_constraint): Same.
1116 (cloog_matrix_to_ppl_constraint): Same.
1117 (new_Constraint_System_from_Cloog_Matrix): Same.
1119 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved to
1120 graphite-cloog-util.h.
1121 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
1122 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
1123 (new_C_Polyhedron_from_Cloog_Matrix): Same.
1124 (insert_constraint_into_matrix): Same.
1126 2010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1128 * graphite-clast-to-gimple.c
1129 (precision_for_value): Resolve value_* calls to matching mpz_* calls.
1130 (precision_for_interval): Same.
1131 (gcc_type_for_interval): Same.
1132 (compute_type_for_level): Same.
1133 * graphite-interchange.c
1134 (lst_interchange_profitable_p): Same.
1136 (psct_scattering_dim_for_loop_depth): Same.
1138 (ppl_max_for_le_pointset): Same.
1139 (ppl_min_for_le_pointset): Same.
1141 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
1143 * graphite-sese-to-poly.c (rewrite_degenerate_phi): New.
1144 (rewrite_reductions_out_of_ssa): Call it for degenerate_phi_result.
1146 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
1148 * graphite-sese-to-poly.c (rewrite_cross_bb_phi_deps): Call
1149 rewrite_close_phi_out_of_ssa.
1151 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
1153 * graphite-sese-to-poly.c (rewrite_cross_bb_phi_deps): Remove dead code.
1155 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
1157 * graphite-clast-to-gimple.c (build_iv_mapping): Rename map with
1159 * sese.c (debug_rename_map): Same.
1162 (rename_variables_in_stmt): Same.
1163 (expand_scalar_variables_call): Same.
1164 (expand_scalar_variables_ssa_name): Same.
1165 (expand_scalar_variables_expr): Same.
1166 (expand_scalar_variables_stmt): Same.
1167 (expand_scalar_variables): Same.
1168 (rename_variables): Same.
1169 (graphite_copy_stmts_from_block): Same.
1170 (copy_bb_and_scalar_dependences): Same.
1172 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
1174 * graphite-clast-to-gimple.c (copy_renames): Removed.
1175 (translate_clast_for): Do not call copy_renames.
1176 (translate_clast_guard): Same.
1178 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
1180 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Moved up.
1181 (rewrite_cross_bb_phi_deps): Split out of rewrite_cross_bb_scalar_deps.
1182 (rewrite_cross_bb_scalar_deps_out_of_ssa): Run rewrite_cross_bb_phi_deps
1183 before rewrite_cross_bb_scalar_deps.
1185 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
1187 * graphite-sese-to-poly.c (rewrite_commutative_reductions_out_of_ssa):
1188 Early return in when flag_associative_math is not set.
1190 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
1192 * graphite-sese-to-poly.c (rewrite_phi_out_of_ssa): Always insert out
1193 of SSA copies on edges except for loop->latch.
1195 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
1197 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps_out_of_ssa):
1198 Split out of rewrite_reductions_out_of_ssa.
1199 * graphite-sese-to-poly.h (rewrite_cross_bb_scalar_deps_out_of_ssa):
1201 * graphite.c (graphite_transform_loops): Call it.
1203 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
1205 * graphite.c (graphite_transform_loops): Add two more dbg_cnt calls.
1207 2010-08-11 Alexander Monakov <amonakov@ispras.ru>
1209 * dbgcnt.def (graphite_scop): New counter.
1210 * graphite.c: Include dbgcnt.h.
1211 (graphite_transform_loops): Use new counter to limit transformations.
1212 * Makefile.in (graphite.o): Depend on DBGCNT_H.
1214 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
1216 * passes.c (init_optimization_passes): Add pass_graphite.
1217 Schedule a pass_copy_prop before pass_graphite_transforms.
1218 * timevar.def (TV_GRAPHITE): Declared.
1219 * tree-pass.h (pass_graphite): Declared.
1220 * tree-ssa-loop.c (pass_graphite): New.
1222 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
1224 * graphite-clast-to-gimple.c (gloog): Do not pass scops in parameter.
1225 Remove calls to rename_nb_iterations and rename_sese_parameters.
1226 * graphite-clast-to-gimple.h (gloog): Update declaration.
1227 * graphite.c (graphite_transform_loops): Update call to gloog.
1228 * sese.c (rename_variables_in_expr): Removed.
1229 (rename_nb_iterations): Removed.
1230 (rename_sese_parameters): Removed.
1231 * sese.h (rename_nb_iterations): Removed.
1232 (rename_sese_parameters): Removed.
1234 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
1236 * graphite-clast-to-gimple.c (gloog): Remove call to
1237 sese_adjust_liveout_phis.
1238 * graphite-sese-to-poly.c (scev_analyzable_p): When scev returns an
1239 SSA_NAME, allow it to be handled by rewrite_cross_bb_scalar_deps.
1240 (rewrite_cross_bb_scalar_deps): Handle GIMPLE_PHI nodes: call
1241 rewrite_phi_out_of_ssa.
1242 * sese.c (get_vdef_before_sese): Removed.
1243 (sese_adjust_vphi): Removed.
1244 (sese_adjust_liveout_phis): Removed.
1245 * sese.h (sese_adjust_liveout_phis): Removed.
1247 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
1249 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Pass an extra
1250 argument for the place after which to insert the out of SSA copy.
1251 (rewrite_close_phi_out_of_ssa): Update calls to insert_out_of_ssa_copy.
1252 (rewrite_phi_out_of_ssa): Same.
1253 (rewrite_cross_bb_scalar_deps): Same.
1254 (insert_copyout): Removed.
1255 (insert_copyin): Removed.
1256 (translate_scalar_reduction_to_array): Call insert_out_of_ssa_copy and
1257 insert_out_of_ssa_copy_on_edge instead of insert_copyout and
1260 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
1262 * graphite-sese-to-poly.c (build_scop_bbs): Not static anymore.
1263 (rewrite_reductions_out_of_ssa): Same.
1264 (rewrite_commutative_reductions_out_of_ssa): Same.
1265 (build_poly_scop): Do not call these functions.
1266 * graphite-sese-to-poly.h (build_poly_scop): Declared.
1267 (rewrite_reductions_out_of_ssa): Declared.
1268 (rewrite_commutative_reductions_out_of_ssa): Declared.
1269 * graphite.c (graphite_transform_loops): Call on every scop
1270 rewrite_commutative_reductions_out_of_ssa before calling
1271 rewrite_reductions_out_of_ssa and build_scop_bbs.
1273 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
1275 * graphite-dependences.c (dot_deps): Make system call to dotty run
1277 (dot_deps_stmt): Same.
1278 * graphite-poly.c (dot_lst): Same.
1280 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
1282 * graphite-sese-to-poly.c (loop_entry_phi_arg): Renamed
1283 phi_arg_in_outermost_loop.
1284 (remove_simple_copy_phi): Call phi_arg_in_outermost_loop.
1285 (remove_invariant_phi): Same.
1287 2010-08-11 Anatoly Sokolov <aesok@post.ru>
1289 * target.def (output_addr_const_extra): New hook.
1290 * doc/tm.texi.in (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Document.
1291 * doc/tm.texi: Regenerate.
1292 * targhooks.c (default_asm_output_addr_const_extra): New function.
1293 * targhooks.h (default_asm_output_addr_const_extra): Declare.
1294 * final.c: (output_addr_const): Use TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA
1297 * config/i386/i386.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
1298 * config/i386/i386-protos.h (output_addr_const_extra): Remove.
1299 * config/i386/i386.h (output_addr_const_extra): Rename to...
1300 (i386_asm_output_addr_const_extra): ...this. Make static.
1301 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
1303 2010-08-11 Richard Henderson <rth@redhat.com>
1305 * config/i386/i386.h (HARD_REGNO_CALL_PART_CLOBBERED): New.
1307 2010-08-11 Nick Clifton <nickc@redhat.com>
1309 * config/stormy16/stormy16-lib2.c (__cmpsi2): New function.
1310 * config/stormy16/stormy16-lib2-cmpsi2.c: New file.
1311 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1312 stormy16-lib2-cmpsi.c.
1314 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Change to
1317 2010-08-11 Joseph Myers <joseph@codesourcery.com>
1319 * opts.h (struct cl_option_handler_func): Make handler take
1320 cl_decoded_option structure as parameter, not individual elements.
1321 (struct cl_option_handlers): Make callbacks take cl_decoded_option
1322 structure as parameter, not individual elements.
1323 (handle_option): Take cl_decoded_option structure as parameter,
1324 not individual elements.
1325 (handle_generated_option): Declare.
1326 * opts-common.c (handle_option): Take cl_decoded_option structure
1327 as parameter, not individual elements. Update calls to callback
1328 and handler functions.
1329 (handle_generated_option): New.
1330 (read_cmdline_option): Update calls to callback functions and
1332 * opts.c (common_handle_option, complain_wrong_lang,
1333 unknown_option_callback, post_handling_callback,
1334 lang_handle_option, target_handle_option): Take cl_decoded_option
1335 structure as parameter, not individual elements.
1336 (lang_handle_option, target_handle_option, common_handle_option):
1337 Assert option has at most one argument.
1338 (enable_warning_as_error): Call handle_generated_option instead of
1339 handle_option. Do not pass -Werror argument as argument of
1342 2010-08-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1344 * config/pa/linux-atomic.c (SUBWORD_VAL_CAS): Instantiate with
1345 'unsigned short' and 'unsigned char' instead of 'short' and 'char'.
1346 (SUBWORD_BOOL_CAS): Likewise.
1347 (SUBWORD_SYNC_OP): Likewise.
1348 (SUBWORD_TEST_AND_SET): Likewise.
1349 (FETCH_AND_OP_WORD): Parenthesise INF_OP
1350 (SUBWORD_SYNC_OP): Likewise.
1351 (OP_AND_FETCH_WORD): Likewise.
1353 2010-08-10 Xinliang David Li <davidxl@google.com>
1355 * tree-ssa-loop-ivopts.c (get_address_cost): Properly
1356 compute max/min offset in address.
1358 2010-08-10 Vladimir Makarov <vmakarov@redhat.com>
1360 * ira-live.c: Include sbitmap.h.
1361 (remove_some_program_points_and_update_live_ranges): Use sbitmaps.
1362 Compress live ranges even more.
1364 2010-08-10 Nathan Froyd <froydnj@codesourcery.com>
1366 * coverage.c (ctr_labels): Delete.
1368 2010-08-10 Bernd Schmidt <bernds@codesourcery.com>
1371 * config/arm/arm.c (multiple_operation_profitable_p): Move xscale
1372 test here from arm_gen_load_multiple_1.
1373 (arm_gen_load_multiple_1, arm_gen_store_multiple_1): Use
1374 multiple_operation_profitable_p.
1376 2010-08-10 Nathan Froyd <froydnj@codesourcery.com>
1378 * tree-ssa-pre.c (init_pre): Call alloc_aux_for_blocks.
1379 (fini_pre): Call free_aux_for_blocks. Delete unused bb variable.
1381 2010-08-10 Richard Henderson <rth@redhat.com>
1383 * config/i386/i386.c (ix86_compute_frame_layout): Re-align stack
1384 after saving registers. Assert that SSE registers are only saved
1385 with a sufficiently aligned frame.
1386 (ix86_emit_save_reg_using_mov): Assert realigned only with DRAP;
1387 remove stack_realign_fp handling.
1388 (ix86_expand_prologue): Save int registers before stack_realign_fp,
1389 and do not mark the stack alignment as frame related.
1390 (ix86_expand_epilogue): SP is now invalid with stack_realign_fp.
1392 * dwarf2out.c (dwarf2out_frame_debug_expr): Flush queued register
1393 saves when re-aligning the stack.
1395 2010-08-10 Nathan Froyd <froydnj@codesourcery.com>
1397 * basic-block.h (alloc_aux_for_block, alloc_aux_for_edge): Delete.
1398 * cfg.c (alloc_aux_for_block, alloc_aux_for_edge): Make static.
1399 (alloc_aux_for_blocks, clear_aux_for_blocks): Use FOR_ALL_BB.
1401 2010-08-10 Nathan Froyd <froydnj@codesourcery.com>
1403 * dwarf2out.c (struct die_struct): Move die_tag to the end.
1405 2010-08-09 Sofiane Naci <sofiane.naci@arm.com>
1407 * config/arm/iterators.md: New file.
1408 * config/arm/arm.md: Include iterators.md.
1409 (QHSI): Move to new file.
1410 (LTUGEU, cnb, optab, ior_xor): Likewise.
1411 * config/arm/iwmmxt.md (VMMX): Move to new file.
1412 (VSHFT, MMX_char): Likewise.
1413 * config/arm/neon.md (VD): Move to new file.
1414 (VDX, VDI, VQ, VQX, VQI, VQXMOV, VSTRUCT, VTAB, V_TAB_n, VW): Likewise.
1415 (VN, VDQ, VDQW, VDQIW, VCVTF, VCVTI, VMD, VMQ, VMDQ, VMDI): Likewise.
1416 (VMDQI, VX, VE, V64, V32, V_CVTTO, V_elem, V_ext): Likewise.
1417 (V_two_elem, V_three_elem, V_four_elem, V_req, V_widen): Likewise.
1418 (V_narrow, V_HALF, V_half,V_DOUBLE, V_double): Likewise.
1419 (V_double_width, V_cmp_result, V_if_elem, V_s_elem): Likewise.
1420 (V_u_elem, V_uf_sclr, V_sz_elem, VD_dup): Likewise.
1421 (V_PAIR, vqh_ops, vqhs_ops, VQH_mnem, VQH_sign, V_suf64): Likewise.
1422 (scalar_mul_constraint,Is_float_mode, Scalar_mul_8_16): Likewise.
1423 (Is_d_reg, V_mode_nunits): Likewise.
1424 * config/arm/vec-common.md (VALL): Move to new file.
1425 (VALLW, VINT, VINTW): Likewise.
1427 2010-08-10 Bernd Schmidt <bernds@codesourcery.com>
1430 * combine.c (make_compound_operation): Don't try to convert
1431 shifts into multiplications for modes that aren't SCALAR_INT_MODE_P.
1433 2010-08-10 Richard Guenther <rguenther@suse.de>
1435 * tree.h (get_object_alignment): Adjust prototype.
1436 * builtins.c (get_object_alignment): Return unsigned int,
1437 drop the align parameter. Handle MEM_REF, MISALIGNED_INDIRECT_REF
1438 and TARGET_MEM_REF properly.
1439 (get_pointer_alignment): Adjust.
1440 * emit-rtl.c (get_mem_align_offset): Adjust comment.
1441 (set_mem_attributes_minus_bitpos): Adjust.
1442 * tree-ssa-ccp.c (get_value_from_alignment): Adjust.
1444 2010-08-10 Richard Guenther <rguenther@suse.de>
1446 * tree-ssa-copy.c (set_copy_of_val): Use operand_equal_p.
1447 (copy_prop_visit_assignment): Simplify.
1448 (copy_prop_visit_stmt): Also visit assignments from
1450 (copy_prop_visit_phi_node): Use operand_equal_p.
1452 2010-08-09 Nathan Froyd <froydnj@codesourcery.com>
1454 * ipa-split.c (find_split_points): Free stack.
1456 2010-08-09 Nathan Froyd <froydnj@codesourcery.com>
1458 * tree.h (tree_node_kind) [perm_list_kind,temp_list_kind]: Delete.
1459 * tree.c (tree_node_kind): Delete corresponding entries.
1461 2010-08-09 H.J. Lu <hongjiu.lu@intel.com>
1463 * alias.c (may_alias_p): Remove unused ret.
1465 2010-08-09 Bingfeng Mei <bmei@broadcom.com>
1467 * ddg.c (walk_mems_2): Moved from alias.c, use may_alias_p instead of
1468 alias_sets_conflict_p.
1469 (walk_mems_1): Moved from alias.c.
1470 (insns_may_alias_p): New function, originally insn_alias_sets_conflict_p
1472 (add_inter_loop_mem_dep): Use insns_may_alias_p now.
1473 * cse.c (cse_insn): New argument in calling nonoverlapping_memrefs_p.
1474 * alias.c (walk_mems_2): Moved to ddg.c.
1475 (walk_mems_1): Ditto.
1476 (insn_alias_sets_conflict_p): Renamed to insns_may_alias_p and moved
1478 (nonoverlapping_memrefs_p): Add flag to guard offset-based memory
1480 *(may_alias_p): New function to check whether two memory expression
1481 may alias or not. Currently used in buidling inter-iteration memory
1483 *alias.h (nonoverlapping_memrefs_p): New flag as third argument.
1484 (insn_alias_sets_conflict_p): Removed
1485 *rtl.h (may_alias_p): New function prototype.
1487 2010-08-09 Nathan Froyd <froydnj@codesourcery.com>
1489 * tree.c (nreverse): Assert that we don't have a BLOCK.
1491 2010-08-09 Nathan Froyd <froydnj@codesourcery.com>
1493 * builtins.c (fold_builtin_next_arg): Use stdarg_p.
1494 * config/arm/arm.c (arm_get_pcs_model): Likewise.
1495 * config/avr/avr.c (init_cumulative_args): Likewise.
1496 * config/iq2000/iq2000.c (iq2000_expand_prologue): Likewise.
1497 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
1498 * config/m68k/m68k.c (m68k_return_pops_args): Likewise.
1499 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1500 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1501 * config/pa/som.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1502 * config/rs6000/rs6000.c (init_cumulative_args): Likewise.
1503 * dwarf2out.c (gen_subprogram_die): Likewise.
1504 * function.c (allocate_struct_function): Likewise.
1505 * c-aux-info.c (gen_formal_list_for_func_dec): Likewise.
1506 (deserves_ellipsis): Delete.
1508 2010-08-09 Richard Guenther <rguenther@suse.de>
1510 * tree-ssa-copy.c (cached_last_copy_of): Remove.
1511 (valueize_val): New function.
1512 (get_last_copy_of): Remove.
1513 (set_copy_of_val): Simplify.
1514 (dump_copy_of): Likewise.
1515 (copy_prop_visit_cond_stmt): Use valueize_val.
1516 (copy_prop_visit_phi_node): Properly handle unvisited names.
1517 Drop code managing copy-of chains.
1518 (init_copy_prop): Adjust.
1519 (fini_copy_prop): Likewise.
1520 (execute_copy_prop): Remove obsolete comment.
1522 2010-08-09 Richard Guenther <rguenther@suse.de>
1525 * function.c (gimplify_parameters): Do not clear addressable
1526 bit of the original parameter.
1528 2010-08-09 Richard Guenther <rguenther@suse.de>
1531 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust
1532 alignment from MEM_REF offset only if we took it from the
1535 2010-08-09 Eric Fisher <joefoxreal@gmail.com>
1537 * doc/sourcebuild.texi (vect_int_mult): Remove duplicate entry.
1539 2010-08-08 Nathan Froyd <froydnj@codesourcery.com>
1541 * c-tree.h (build_arg_info): Declare.
1542 * c-decl.c (build_arg_info): Define.
1543 (get_parm_info): Call it. Delete initialization code.
1544 * c-parser.c (c_parser_parms_declarator): Likewise.
1545 (c_parser_parms_list_declaractor): Likewise.
1547 2010-08-08 Nathan Froyd <froydnj@codesourcery.com>
1549 * c-tree.h (c_arg_tag): Define. Define a VEC containing it.
1550 (struct c_arg_info): Change type of tags field.
1551 * c-decl.c (grokdeclarator): Update for changed type of tags field.
1552 (get_parm_info): Likewise.
1553 (store_parm_decls_newstyle): Likewise.
1555 2010-08-08 Nathan Froyd <froydnj@codesourcery.com>
1557 * config/rs6000/rs6000.c (branch_island): Define. Define a VEC of it.
1558 (branch_island_list): Delete.
1559 (branch_islands): Declare.
1560 (add_compiler_branch_island): Adjust for branch_islands instead of
1562 (macho_branch_islands): Likewise.
1563 (no_previous_def): Likewise.
1564 (get_prev_label): Likewise.
1566 2010-08-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1569 * gthr-posix.h (__gthread_start): Delete.
1570 (__gthread_active_init): Use pthread_default_stacksize_np instead of
1571 pthread_create to determine if hpux pthreads are active.
1572 * gthr-posix95.h (__gthread_start): Delete.
1573 (__gthread_active_init): Likewise use pthread_default_stacksize_np.
1575 2010-08-08 Kai Tietz <kai.tietz@onevision.com>
1577 * config/i386/mingw32.h ((EXTRA_OS_CPP_BUILTINS): Define
1578 _WIN64 not expanded.
1580 2010-08-07 Uros Bizjak <ubizjak@gmail.com>
1581 H.J. Lu <hongjiu.lu@intel.com>
1584 * config/i386/i386.c (ix86_print_operand): Handle 'q' operand modifier
1585 to output 32bit SFmode immediate as 8 byte sign extended value.
1587 2010-08-07 Marcus Shawcroft <marcus.shawcroft@arm.com>
1589 * config/arm/linux-atomic.c (SUBWORD_VAL_CAS): Instantiate with
1590 'unsigned short' and 'unsigned char' instead of 'short' and 'char'.
1591 (SUBWORD_BOOL_CAS): Likewise.
1592 (SUBWORD_SYNC_OP): Likewise.
1593 (SUBWORD_TEST_AND_SET): Likewise.
1594 (FETCH_AND_OP_WORD): Parenthesise INF_OP
1595 (SUBWORD_SYNC_OP): Likewise.
1596 (OP_AND_FETCH_WORD): Likewise.
1598 2010-08-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1600 * config/arm/cortex-a9.md: Rewrite VFP Pipeline description.
1601 * config/arm/arm.c (arm_xscale_tune): Initialize sched_adjust_cost.
1602 (arm_fastmul_tune,arm_slowmul_tune, arm_9e_tune): Likewise.
1603 (arm_adjust_cost): Split into xscale_sched_adjust_cost and a
1605 (cortex_a9_sched_adjust_cost): New function.
1606 (xscale_sched_adjust_cost): New function.
1607 * config/arm/arm-protos.h (struct tune_params): New field
1609 * config/arm/arm-cores.def: Adjust costs for cortex-a9.
1611 2010-08-06 Eric Botcazou <ebotcazou@adacore.com>
1614 * config/sparc/sparc.c (function_arg_advance): Always take into account
1615 the padding, if any.
1617 2010-08-06 Richard Guenther <rguenther@suse.de>
1619 * tree-ssa-ccp.c (struct prop_value_d): Add mask member.
1620 (dump_lattice_value): Dump it.
1621 (get_default_value): Adjust.
1622 (get_constant_value): Likewise.
1623 (set_value_varying): Likewise.
1624 (set_lattice_value): Make sure to not go up the lattice
1625 with bitwise constant values.
1626 (get_value_for_expr): Handle ADDR_EXPRs.
1627 (value_to_double_int): New function.
1628 (get_value_from_alignment): Likewise.
1629 (do_dbg_cnt): Adjust.
1630 (ccp_lattice_meet): Handle partially constant values.
1631 (bit_value_unop_1): New function.
1632 (bit_value_binop_1): Likewise.
1633 (bit_value_unop): Likewise.
1634 (bit_value_binop): Likewise.
1635 (evaluate_stmt): Track partially constant values if
1636 flag_tree_bit_ccp is set.
1637 (ccp_fold_stmt): Dump if we folded a predicate.
1638 (ccp_visit_stmt): Adjust.
1639 * common.opt (ftree-bit-ccp): New flag.
1640 * doc/invoke.texi (ftree-bit-ccp): Document.
1641 * opts.c (decode_options): Enable bit-CCP at -O1.
1643 2010-08-06 Alan Modra <amodra@gmail.com>
1645 * doc/invoke.texi (RS/6000 and PowerPC Options): Rewrite -mrelocatable
1646 and -mrelocatable-lib description.
1648 2010-08-05 Bernd Schmidt <bernds@codesourcery.com>
1650 From Martin Thuresson <martint@google.com>
1651 * postreload.c (reload_cse_simplify_operands): Use
1652 SET_REGNO_RAW instead of SET_REGNO.
1653 * caller-save.c (reg_save_code): Use SET_REGNO_RAW instead of
1655 * ira.c (setup_prohibited_mode_move_regs): Use SET_REGNO_RAW
1656 instead of SET_REGNO.
1657 * rtl.h (SET_REGNO_RAW): New macro.
1659 2010-08-05 Eric Botcazou <ebotcazou@adacore.com>
1661 * rtlanal.c (nonzero_bits1): Use unsigned HOST_WIDE_INT in all mask
1662 computations. Fix formatting issues.
1663 (num_sign_bit_copies1): Likewise.
1664 (canonicalize_condition): Likewise.
1666 2010-08-05 Richard Henderson <rth@redhat.com>
1668 * toplev.h (ctz_hwi, clz_hwi, ffs_hwi): New.
1669 (floor_log2): Use clz_hwi.
1670 (exact_log2): Use ctz_hwi.
1671 * toplev.c (ctz_hwi, clz_hwi, ffs_hwi): New.
1672 * builtins.c (fold_builtin_bitop): Use them.
1673 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
1674 * combine.c (get_pos_from_mask): Use ctz_hwi.
1675 * double-int.c (double_int_ctz): Likewise.
1676 * explow.c (force_reg): Likewise.
1677 * tree.h (SET_DECL_OFFSET_ALIGN): Use ffs_hwi.
1679 2010-08-05 Richard Henderson <rth@redhat.com>
1682 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Make sure
1683 the alignment constant is properly sign-extended.
1685 2010-08-05 Richard Guenther <rguenther@suse.de>
1687 * expr.c (store_expr): Use emit_block_move only if both
1688 source and target are MEMs. Use store_bit_field if only
1689 the target is a MEM.
1691 2010-08-05 Richard Henderson <rth@redhat.com>
1694 * dwarf2out.c (DWARF2_UNWIND_INFO): Provide default definition.
1695 (INCOMING_RETURN_ADDR_RTX): Likewise.
1696 (dwarf2out_do_frame): Remove conditional compilation.
1697 (dwarf2out_frame_init): Likewise.
1699 2010-08-05 Nicolas Setton <setton@adacore.com>
1701 * gcov.c (flag_display_progress): New static variable.
1702 (main): Display progress info on standard output if requested.
1703 (options): Add -d/--display-progress.
1704 (print_usage): Print them.
1705 (process_args): Handle them.
1706 * doc/gcov.texi: Document them.
1708 2010-08-05 Martin Jambor <mjambor@suse.cz>
1710 * ipa-cp.c (ipcp_discover_new_direct_edges): New function.
1711 (ipcp_insert_stage): Redirect only edges not flagged with
1712 indirect_inlining_edge. Call ipcp_discover_new_direct_edges for all
1713 discovered constants.
1715 2010-08-05 Martin Jambor <mjambor@suse.cz>
1717 * ipa-prop.h (enum ipa_lattice_type): Changed comments.
1718 (struct ipa_param_descriptor): New fields types and
1719 cannot_devirtualize.
1720 (ipa_param_cannot_devirtualize_p): New function.
1721 (ipa_param_types_vec_empty): Likewise.
1722 (ipa_make_edge_direct_to_target): Declare.
1723 * ipa-cp.c: Fixed first stage driver name in initial comment,
1724 described devirtualization there too.
1725 (ipcp_analyze_node): Call ipa_analyze_params_uses.
1726 (ipcp_print_all_lattices): Print devirtualization info.
1727 (ipa_set_param_cannot_devirtualize): New function.
1728 (ipcp_initialize_node_lattices): Set cannot_devirtualize when setting
1730 (ipcp_init_stage): Merged into...
1731 (ipcp_generate_summary): ...its caller.
1732 (ipcp_change_tops_to_bottom): Also process type lists.
1733 (ipcp_add_param_type): New function.
1734 (ipcp_copy_types): Likewise.
1735 (ipcp_propagate_types): Likewise.
1736 (ipcp_propagate_stage): Also propagate types.
1737 (ipcp_need_redirect_p): Variable jump_func moved to its scope block.
1738 Also return true if propagated types require it.
1739 (ipcp_update_callgraph): Dump redirection info.
1740 (ipcp_process_devirtualization_opportunities): New function.
1741 (ipcp_const_param_count): Include known type information.
1742 (ipcp_insert_stage): Call ipcp_process_devirtualization_opportunities
1743 on new node. Fixed formatting.
1744 * ipa-prop.c (make_edge_direct_to_target): Renamed to
1745 ipa_make_edge_direct_to_target and changed all callers. Made
1747 (ipa_node_duplication_hook): Duplicate types vector.
1748 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Also try to
1749 redirect outgoing calls for which we can't get a decl from the
1750 statement. Check that we can get a decl from the call statement.
1751 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1752 ipa_analyze_params_uses only when ipa-cp is disabled.
1753 * tree-inline.c (get_indirect_callee_fndecl): Removed.
1754 (expand_call_inline): Do not call get_indirect_callee_fndecl.
1755 * params.def (PARAM_DEVIRT_TYPE_LIST_SIZE): New parameter.
1756 * Makefile.in (ipa-cp.o): Add gimple.h to dependencies.
1758 2010-08-05 Uros Bizjak <ubizjak@gmail.com>
1760 * expmed.c (expand_mult_const) <case alg_shift>: Expand shift into
1761 temporary. Emit move from temporary to accum, so REG_EQUAL note will
1762 be attached to this insn in correct mode.
1764 2010-08-05 Uros Bizjak <ubizjak@gmail.com>
1766 * config/i386/i386.c (ix86_decompose_address): Check for SI_REG
1767 using REGNO of base_reg directly.
1769 2010-08-05 Jie Zhang <jie@codesourcery.com>
1771 PR tree-optimization/45144
1772 * tree-sra.c (type_consists_of_records_p): Return false
1773 if the record contains bit-field.
1775 2010-08-04 Richard Henderson <rth@redhat.com>
1777 * config/i386/i386.c (struct ix86_frame): Remove padding and
1778 to_allocate members.
1779 (ix86_compute_frame_layout): Don't store them.
1780 (ix86_can_use_return_insn_p): Use a more direct and more obviously
1781 correct condition for the position of the stack pointer.
1782 (ix86_expand_prologue): Compute remaining stack allocation based
1783 on the ultimate stack pointer offset.
1784 (ix86_expand_epilogue): Use more obvious expressions testing for
1785 the stack pointer already pointing to the saved registers.
1787 * config/i386/i386.c (ix86_expand_epilogue): Eliminate code
1788 duplication deconstructing the frame pointer. Simplify
1789 deallocation of the local stack frame.
1791 * reg-notes.def (CFA_EXPRESSION): New.
1792 * dwarf2out.c (dwarf2out_frame_debug): Handle it.
1793 (dwarf2out_frame_debug_cfa_expression): New.
1794 (dwarf2out_frame_debug_def_cfa): Handle simple MEMs.
1796 * config/i386/i386.h (struct machine_frame_state): Add realigned flag.
1797 * config/i386/i386.c (ix86_expand_prologue): Set it.
1798 (ix86_expand_epilogue): Clear it.
1799 (ix86_emit_save_reg_using_mov): For registers saved in a realigned
1800 context, add REG_CFA_EXPRESSION notes.
1802 * config/i386/i386.h (struct machine_frame_state): Rename from
1803 machine_cfa_state. Add members tracking SP and FP regardless
1804 of the current CFA register.
1805 (ix86_cfa_state): Remove.
1806 * config/i386/i386.c (struct ix86_frame): Add reg_save_offset
1807 and sse_reg_save_offset members.
1808 (ix86_compute_frame_layout): Set them.
1809 (gen_push): Increment sp_offset too.
1810 (choose_baseaddr_len, choose_baseaddr): New.
1811 (ix86_emit_save_reg_using_mov): New.
1812 (ix86_emit_save_regs_using_mov): Use it.
1813 (ix86_emit_save_sse_regs_using_mov): Likewise.
1814 (ix86_add_cfa_restore_note): Take cfa_offset not red_offset argument;
1815 compare vs the saved red_zone_offset.
1816 (pro_epilogue_adjust_stack): Adjust sp_offset.
1817 (ix86_adjust_stack_and_probe): Likewise.
1818 (ix86_expand_prologue): Set up, use, and validate the new
1819 frame_state_info members. Use gen_frame_mem.
1820 (ix86_emit_restore_regs_using_pop): Remove red_offset parameter.
1821 (ix86_emit_restore_reg_using_pop): Likewise. Use and update the
1822 new frame_state_info members.
1823 (ix86_emit_leave): Likewise.
1824 (ix86_emit_restore_regs_using_mov): Likewise. Don't check for
1825 out-of-range stack pointer offsets here.
1826 (ix86_emit_restore_sse_regs_using_mov): Likewise.
1827 (ix86_expand_epilogue): Use and validate the new frame_state_info
1828 members. Break up and simplify the logic selecting the
1829 restore_regs_via_mov code path. Ensure that there will be no
1830 out-of-range stack pointer offsets.
1832 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Remove.
1834 * config/i386/i386.c (ix86_function_ms_hook_prologue): Fix
1835 argument name to reflect the expected tree; fix indentation.
1836 (ix86_asm_output_function_label): Output the entire 32-bit
1837 ms_hook here as bytes ...
1838 (ix86_expand_prologue): ... not here as insns. Attach the
1839 unwind info for the ms_hook to a blockage insn.
1840 (ix86_handle_fndecl_attribute): Don't check HAVE_AS_IX86_SWAP.
1841 (ix86_ms_bitfield_layout_p): Fix indentation.
1842 * config/i386/i386.md (UNSPECV_VSWAPMOV, vswapmov): Remove.
1844 * config/i386/i386.c (ix86_using_red_zone): New.
1845 (ix86_compute_frame_layout, ix86_add_cfa_restore_note,
1846 ix86_expand_prologue, ix86_force_to_memory): Use it.
1848 * config/i386/i386.c (ix86_expand_prologue): Simplify logic
1849 saving the int registers.
1851 * dwarf2out.c: Remove most of the DWARF2_DEBUGGING_INFO
1852 and DWARF2_UNWIND_INFO conditional compilation.
1854 2010-08-04 Richard Henderson <rth@redhat.com>
1857 * dwarf2out.c (gen_typedef_die): Don't re-generate the die of
1858 an is_naming_typedef_decl.
1860 2010-08-04 Bernd Schmidt <bernds@codesourcery.com>
1862 PR rtl-optimization/45162
1863 * df-problems.c (df_word_lr_bb_local_compute): Ignore DEBUG_INSNs.
1864 * dce.c (word_dce_process_block): Likewise.
1866 2010-08-04 Steve Ellcey <sje@cup.hp.com>
1869 * config/ia64/constraints.md (Z): New.
1870 * config/ia64/predicates.md (fr_reg_or_signed_fp01_operand): New.
1871 (xfreg_or_signed_fp01_operand): New.
1872 * config/ia64/ia64.md (addsf3): Replace fr_reg_or_fp01_operand
1873 with fr_reg_or_signed_fp01_operand and constraint G with Z.
1878 (adddf3_trunc): Ditto.
1880 (*subdf3_trunc): Ditto.
1882 (*madddf4_trunc): Ditto.
1884 (*msubdf4_trunc): Ditto.
1885 (addxf3): Replace xfreg_or_fp01_operand with
1886 xfreg_or_signed_fp01_operand and constraint G with Z.
1887 (*addxf3_truncsf): Ditto.
1888 (*addxf3_truncdf): Ditto.
1890 (*subxf3_truncsf): Ditto.
1891 (*subxf3_truncdf): Ditto.
1893 (*maddxf4_truncsf): Ditto.
1894 (*maddxf4_truncdf): Ditto.
1896 (*msubxf4_truncsf): Ditto.
1897 (*msubxf4_truncdf): Ditto.
1899 2010-08-04 Richard Guenther <rguenther@suse.de>
1901 * alias.c (rtx_refs_may_alias_p): Do not resort to TBAA
1902 if either alias-set is zero.
1904 2010-08-04 Richard Guenther <rguenther@suse.de>
1906 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t): Move ...
1907 * tree-ssa-ccp.c: ... here.
1908 * tree-ssa-copy.c: ... and here.
1909 * tree-ssa-propagate.h (enum value_range_type, struct value_range_d,
1910 value_range_t): Move ...
1911 * tree-vrp.c: ... here.
1912 * tree-ssa-propagate.h (ssa_prop_get_value_fn): New typedef.
1913 (substitute_and_fold): Adjust prototype.
1914 * tree-ssa-propagate.c (replace_uses_in): Adjust.
1915 (replace_phi_args_in): Likewise.
1916 (substitute_and_fold): Take callback to query lattice instead
1917 of pointer to lattice. Replace SSA name defs with lattice
1919 * tree-ssa-ccp.c (ccp_finalize): Adjust.
1920 * tree-ssa-copy.c (copy_prop_visit_phi_node): Adjust.
1921 (get_value): New function.
1922 (fini_copy_prop): Adjust.
1923 * tree-vrp.c (vrp_finalize): Adjust.
1925 2010-08-04 Richard Guenther <rguenther@suse.de>
1928 * expr.c (expand_expr_real_1): Also preserve TARGET_MEM_REF
1929 points-to set for original MEM_REF.
1931 2010-08-04 Richard Guenther <rguenther@suse.de>
1933 * tree-ssa-ccp.c (get_constant_value): New function.
1934 (get_rhs_assign_op_for_ccp): Remove.
1935 (valueize_op): New function.
1936 (ccp_fold): Use get_constant_value and valueize_op.
1937 (fold_const_aggregate_ref): Likewise.
1938 (ccp_fold_stmt): Likewise.
1939 (visit_assignment): Simplify.
1941 2010-08-04 Richard Guenther <rguenther@suse.de>
1943 * Makefile.in (double-int.o): Add $(TOPLEV_H) dependency.
1944 * double-int.h (double_int_ctz): Declare.
1945 * double-int.c (double_int_ctz): New function.
1947 2010-08-04 Hariharan Sandanagobalane <hariharan@picochip.com>
1949 * config/picochip/picochip.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE):
1951 picochip_expand_movmemhi : Expand movmem pattern.
1952 * config/picochip/picochip-protos.h (picochip_expand_movmemhi) :
1954 * config/picochip/picochip.md (movmemhi) : New pattern.
1956 2010-08-03 Uros Bizjak <ubizjak@gmail.com>
1958 * config/i386/unix.h (GLOBAL_ASM_OPS): Add tabs around .globl.
1960 2010-08-03 Bernd Schmidt <bernds@codesourcery.com>
1962 * simplify-rtx.c (simplify_binary_operation_1): Try to simplify away
1963 NEG as operand of a MULT by merging it with the other operand.
1964 * combine.c (make_compound_operation): Use trunc_int_for_mode when
1965 generating a MULT with constant. Canonicalize PLUS and MINUS involving
1967 * config/arm/constraints.md (M): Examine only 32 bits of a
1969 * config/arm/predicates.md (power_of_two_operand): Likewise.
1971 2010-08-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1973 * config/spu/spu.c (spu_emit_branch_hint): Do not access NOTE_KIND of
1976 2010-08-03 Jan Hubicka <jh@suse.cz>
1978 * ipa-split.c (struct split_point): Add split_part_set_retval.
1979 (find_retval): Forward declare.
1980 (test_nonssa_use, mark_nonssa_use): Special case return by reference.
1981 (consider_split): Compute current->split_part_set_retval.
1982 (visit_bb): Do not look into return value.
1983 (split_function): Handle !split_part_set_retval
1985 2010-08-03 Martin Jambor <mjambor@suse.cz>
1987 * tree-sra.c (completely_scalarize_record): New parameter REF, create
1988 its own access->expr intead of using build_ref_for_offset.
1990 2010-08-03 Joseph Myers <joseph@codesourcery.com>
1992 * config/alpha/alpha.h (SWITCH_TAKES_ARG): Define.
1993 * config/alpha/osf5.h (LIB_SPEC): Don't handle -a.
1994 * config/bfin/bfin.h (ASM_SPEC, LINK_SPEC): Don't pass -G* options.
1995 * config/darwin.h (WORD_SWITCH_TAKES_ARG): Handle -iframework.
1996 * config/ia64/ia64.h (SWITCH_TAKES_ARG): Define.
1997 * config/iq2000/iq2000.h (SWITCH_TAKES_ARG): Remove.
1998 * config/rs6000/sysv4.h (SWITCH_TAKES_ARG): Define using
1999 DEFAULT_SWITCH_TAKES_ARG.
2000 * config/rx/rx.opt (-patch=): Remove option.
2001 * config/rx/rx.c (rx_handle_option): Don't handle OPT_patch_.
2002 * defaults.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Handle -imultilib.
2003 * doc/invoke.texi (RX Options): Remove -patch=.
2004 * gcc.c (cc1_options): Pass -aux-info* instead of -a* options.
2005 (option_map): Remove --profile-blocks, --quiet and --silent.
2007 2010-08-03 Uros Bizjak <ubizjak@gmail.com>
2009 * config/i386/i386.h (ix86_compare_op0, ix86_compare_op1): Remove.
2010 * config/i386/i386.c (ix86_compare_op0, ix86_compare_op1): Remove.
2011 (ix86_expand_branch): Add op0 and op1 arguments. Do not access
2012 ix86_compare_op0 and ix86_compare_op1, use op0 and op1 instead.
2013 Update calls to ix86_expand_compare and ix86_expand_branch.
2014 (ix86_expand_setcc): Add op0 and op1 arguments. Update calls to
2015 ix86_expand_compare.
2016 (ix86_expand_compare): Add op0 and op1 arguments. Do not access
2017 ix86_compare_op0 and ix86_compare_op1, use op0 and op1 instead.
2019 (ix86_expand_carry_flag_compare): Do not set ix86_compare_op0
2020 and ix86_compare_op1. Update calls to ix86_expand_compare.
2021 (ix86_expand_int_movcc): Ditto.
2022 (ix86_expand_fp_movcc): Ditto. Update calls to ix86_expand_setcc.
2023 * config/i386/i386-protos.h (ix86_expand_branch): Update prototype.
2024 (ix86_expand_setcc): Ditto.
2025 (ix86_expand_compare): Remove prototype.
2026 * config/i386/i386.md (cbranch<SDWIM:mode>4): Do not set
2027 ix86_compare_op0 and ix86_compare_op1. Update calls
2028 to ix86_expand_branch to directly pass operands[1] and operands[2].
2029 (cbranchxf4): Ditto.
2030 (cbranch<MODEF:mode>4): Ditto.
2031 (cbranchcc4): Ditto.
2032 (cstore<SWIM:mode>4): Do not set ix86_compare_op0 and ix86_compare_op1.
2033 Update calls to ix86_expand_setcc to directly pass operands[2] and
2036 (cstore<MODEF:mode>4): Ditto.
2039 2010-08-02 Bernd Schmidt <bernds@codesourcery.com>
2042 * caller-save.c (save_call_clobbered_regs): Remove regs from
2043 hard_regs_saved when they are set.
2045 2010-08-02 Uros Bizjak <ubizjak@gmail.com>
2048 * config/alpha/alpha.c (alpha_build_builtin_va_list): Mark __offset
2051 2010-08-02 Sebastian Pop <sebastian.pop@amd.com>
2053 * common.opt (ftree-loop-distribute-patterns): New.
2054 * invoke.texi (-ftree-loop-distribute-patterns): Documented.
2055 * opts.c (decode_options): Enable flag_tree_loop_distribute_patterns
2057 * tree-data-ref.c (stores_zero_from_loop): New.
2058 * tree-data-ref.h (stores_zero_from_loop): Declared.
2059 * tree-loop-distribution.c (tree_loop_distribution): Call
2060 stores_zero_from_loop.
2061 (tree_loop_distribution): Check flag_tree_loop_distribute_patterns.
2063 2010-08-02 Bernd Schmidt <bernds@codesourcery.com>
2065 * postreload.c (reload_cse_simplify_operands): Take attribute enabled
2068 * final.c (final_scan_insn): Call CC_STATUS_INIT unconditionally.
2069 * config/arm/arm.c (thumb1_code): New variable.
2070 (arm_override_options): Set it.
2071 (thumb1_final_prescan_insn): Keep track of condition code status.
2072 (arm_adjust_cost): For Thumb, try to keep cc-setting insns next to
2073 jumps that depend on them.
2074 * config/arm/arm.h (thumb1_code): Declare variable.
2075 (struct machine_function): Guard with #ifndef GENERATOR_FILE. Add
2076 members thumb1_cc_insn, thumb1_cc_op0, thumb1_cc_op1 and
2078 (CC_STATUS_INIT): New macro.
2079 * config/arm/constraints.md (Pd): New constraint.
2080 * config/arm/predicates.md (noov_comparison_operator): New predicate.
2081 * config/arm/arm.md (is_thumb1): New define_attr.
2082 (conds): Set default to "clob" when generating Thumb1 code.
2083 (thumb1_bicsi3): Renamed from bicsi3. All uses changed. Condition
2084 code are set. Use two-operand assembly syntax.
2085 (thumb1_subsi3_insn): Condition codes are set. Now a properly named
2087 (thumb1_andsi3_insn, thumb1_iorsi3_insn, thumb1_xorsi3_insn): Condition
2088 codes are set. Use two-operand assembly syntax.
2089 (zero_extendhisi splitter): Remove constraints.
2090 (thumb1_movsi_insn, thumb1_movhi_insn, thumb1_movqi_insn, thumb1_movhf,
2091 thumb1_movsf_insn): Set conds attribute as appropriate.
2092 (cbranchsi4_insn): Use condition code status from struct
2093 machine_function to determine whether the comparison can be eliminated.
2094 Discourage the alternative using high registers.
2095 (movsi_cbranchsi4, andsi3_cbranch, orrsi3_cbranch_scratch,
2096 orrsi3_cbranch, xorsi3_cbranch_scratch, xorsi3_cbranch,
2097 bicsi3_cbranch_scratch, bicsi3_cbranch, subsi3_cbranch_scratch,
2098 subsi3_cbranch): Delete.
2099 (movsi_cbranchsi4 peepholes): Rewrite to generate a sequence of
2100 one subtract and one cbranch insn.
2102 * config/arm/thumb2.md (thumb2_movdi, thumb2_movsf_soft_insn,
2103 thumb2_movdf_soft_insn): Delete patterns.
2104 * config/arm/arm.md (arm_pool_range, thumb2_pool_range,
2105 arm_neg_pool_range, thumb2_neg_pool_range): New attributes.
2106 (pool_range, neg_pool_range): Use them to define defaults.
2107 (movdi, arm_movsf_soft_insn, arm_movdf_soft_insn): Define them
2108 and allow for TARGET_32BIT.
2111 * config/arm/arm.h (arm_regs_in_sequence): Declare.
2112 * config/arm/arm-protos.h (emit_ldm_seq, emit_stm_seq,
2113 load_multiple_sequence, store_multiple_sequence): Delete
2115 (arm_gen_load_multiple, arm_gen_store_multiple): Adjust
2117 * config/arm/ldmstm.md: New file.
2118 * config/arm/arm.c (arm_regs_in_sequence): New array.
2119 (load_multiple_sequence): Now static. New args SAVED_ORDER,
2120 CHECK_REGS. All callers changed.
2121 If SAVED_ORDER is nonnull, copy the computed order into it.
2122 If CHECK_REGS is false, don't sort REGS. Handle Thumb mode.
2123 (store_multiple_sequence): Now static. New args NOPS_TOTAL,
2124 SAVED_ORDER, REG_RTXS and CHECK_REGS. All callers changed.
2125 If SAVED_ORDER is nonnull, copy the computed order into it.
2126 If CHECK_REGS is false, don't sort REGS. Set up REG_RTXS just
2127 like REGS. Handle Thumb mode.
2128 (arm_gen_load_multiple_1): New function, broken out of
2129 arm_gen_load_multiple.
2130 (arm_gen_store_multiple_1): New function, broken out of
2131 arm_gen_store_multiple.
2132 (arm_gen_multiple_op): New function, with code from
2133 arm_gen_load_multiple and arm_gen_store_multiple moved here.
2134 (arm_gen_load_multiple, arm_gen_store_multiple): Now just
2135 wrappers around arm_gen_multiple_op. Remove argument UP, all callers
2137 (gen_ldm_seq, gen_stm_seq, gen_const_stm_seq): New functions.
2138 * config/arm/predicates.md (commutative_binary_operator): New.
2139 (load_multiple_operation, store_multiple_operation): Handle more
2140 variants of these patterns with different starting offsets. Handle
2142 * config/arm/arm.md: Include "ldmstm.md".
2143 (ldmsi_postinc4, ldmsi_postinc4_thumb1, ldmsi_postinc3, ldmsi_postinc2,
2144 ldmsi4, ldmsi3, ldmsi2, stmsi_postinc4, stmsi_postinc4_thumb1,
2145 stmsi_postinc3, stmsi_postinc2, stmsi4, stmsi3, stmsi2 and related
2147 * config/arm/ldmstm.md: New file.
2148 * config/arm/arm-ldmstm.ml: New file.
2150 * config/arm/arm.c (arm_rtx_costs_1): Remove second clause from the
2151 if statement which adds extra costs to frame-related expressions.
2153 2010-08-02 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2155 * config/arm/arm.c (COSTS_N_INSNS): Remove definition.
2157 2010-08-01 Uros Bizjak <ubizjak@gmail.com>
2160 * config/i386/sse.md (vec_set<mode>_0): Do not set mode attribute for
2162 (vec_set<moode>_0 splitter): Use SSEMODE4S mode iterator to also
2163 split V4SI operands.
2165 2010-08-01 Anatoly Sokolov <aesok@post.ru>
2167 * config/mmix/mmix.h (ASM_OUTPUT_SOURCE_FILENAME): Remove macro.
2168 * config/mmix/mmix-protos.h (mmix_asm_output_source_filename): Remove.
2169 * config/mmix/mmix.c (mmix_asm_output_source_filename): Make static.
2170 (TARGET_ASM_OUTPUT_SOURCE_FILENAME): Define.
2172 2010-07-31 Kai Tietz <kai.tietz@onevision.com>
2174 * cppdefault.c (cpp_include_defaults): Move GCC_INCLUDE_DIR before
2177 2010-07-31 Richard Sandiford <rdsandiford@googlemail.com>
2179 * tree-ssa-math-opts.c (convert_plusminus_to_widen): Fix type
2180 used in the call to optab_for_tree_code. Fix the second
2181 is_widening_mult_p call. Check that both unwidened operands
2184 2010-07-31 John Tytgat <John.Tytgat@aaug.net>
2186 * config/arm/arm.c (arm_function_arg): Remove superfluous test.
2188 2010-07-31 Anatoly Sokolov <aesok@post.ru>
2190 * config/spu/spu.h (ASM_OUTPUT_SOURCE_FILENAME): Remove macro.
2192 2010-07-30 DJ Delorie <dj@redhat.com>
2194 * config/rx/predicates.md (rx_constshift_operand): New.
2195 * config/rx/rx.md (zs_cond): New.
2196 (cbranchsi4): Remove mode.
2197 (*cbranchsi4_<code>): Likewise.
2198 (*tstbranchsi4_<code>): New.
2199 (*tstbranchsi4r_<code>): New.
2200 (*tstbranchsi4m_eq): New.
2201 (*tstbranchsi4m_ne): New.
2202 (cbranchsf4): Remove mode.
2203 (*cbranchsf4_<code>): Likewise.
2205 2010-07-30 Bernd Schmidt <bernds@codesourcery.com>
2207 * rtlanal.c (simplify_subreg_regno): Don't treat
2208 HARD_FRAME_POINTER_REGNUM specially.
2210 2010-07-30 Joseph Myers <joseph@codesourcery.com>
2212 * common.opt (-G): Don't define option here.
2213 * config/g.opt: New.
2214 * config.gcc: Use g.opt for alpha, frv, ia64, lm32, m32r, mips,
2215 rs6000/powerpc and score targets.
2216 * opts.c (common_handle_option): Don't handle -G here.
2217 * config/alpha/alpha.c (alpha_handle_option): Handle -G.
2218 * config/frv/frv.c (frv_handle_option): Handle -G.
2219 * config/ia64/ia64.c (ia64_handle_option): Handle -G.
2220 * config/lm32/lm32.c (lm32_handle_option, TARGET_HANDLE_OPTION): New.
2221 * config/m32r/m32r.c (m32r_handle_option): Handle -G.
2222 * config/mips/mips.c (mips_handle_option): Handle -G.
2223 * config/rs6000/rs6000.c (rs6000_handle_option) Handle -G.
2224 * config/score/score.c (score_handle_option): Handle -G.
2226 2010-07-30 Anatoly Sokolov <aesok@post.ru>
2228 * config/mmix/mmix.c: Include basic-block.h.
2230 2010-07-30 Jakub Jelinek <jakub@redhat.com>
2233 PR rtl-optimization/45137
2234 * rtl.h (prev_nonnote_nondebug_insn, next_nonnote_nondebug_insn): New
2236 * emit-rtl.c (prev_nonnote_nondebug_insn, next_nonnote_nondebug_insn):
2238 * combine.c (next_nonnote_nondebug_insn): Removed.
2239 * ifcvt.c (noce_process_if_block): Use prev_nonnote_nondebug_insn.
2240 * haifa-sched.c (queue_to_ready): Use next_nonnote_nondebug_insn.
2241 * sched-deps.c (sched_analyze_insn): Likewise.
2242 (fixup_sched_groups, deps_start_bb): Use prev_nonnote_nondebug_insn.
2243 * rtlanal.c (canonicalize_condition): Likewise.
2244 * postreload.c (reload_combine_recognize_pattern): Likewise.
2245 (reload_cse_move2add): Use next_nonnote_nondebug_insn.
2247 2010-07-29 Uros Bizjak <ubizjak@gmail.com>
2249 * config/i386/i386.md (int_cond): Remove code iterator.
2251 (cbranch<mode>4): Use ordered_comparison_operator predicate
2253 (cstore<mode>4): Ditto for operator1.
2254 (mov<SWIM:mode>cc and corresponding splitter): Ditto.
2255 (add<mode>cc): ditto.
2257 2010-07-30 Richard Guenther <rguenther@suse.de>
2260 * expr.c (expand_expr_real_1): Check for not handled base address.
2262 2010-07-30 Richard Guenther <rguenther@suse.de>
2264 * ipa-prop.c (ipa_modify_formal_parameters): Use
2265 build_distinct_type_copy.
2267 2010-07-30 Anthony Green <green@moxielogic.com>
2269 * config/moxie/rtems.h: New file.
2270 * config.gcc: Add moxie-rtems support.
2272 2010-07-29 Bernd Schmidt <bernds@codesourcery.com>
2274 * dce.c (run_word_dce): Take flag_dce into account. Clear and restore
2275 df flags as in run_fast_df_dce.
2277 2010-07-29 Jakub Jelinek <jakub@redhat.com>
2280 2010-07-27 Bernd Schmidt <bernds@codesourcery.com>
2282 * rtl.def (NOTE): Swap operands 4 and 5.
2283 * rtl.h (NOTE_DATA, NOTE_DELETED_LABEL_NAME, NOTE_BLOCK,
2284 NOTE_EH_HANDLER, NOTE_BASIC_BLOCK, NOTE_VAR_LOCATION, NOTE_KIND):
2286 * gengtype.c (adjust_field_rtx_def): Swap operands 4 and 5 of NOTEs.
2288 2010-07-29 Jakub Jelinek <jakub@redhat.com>
2291 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_object_pointer.
2292 (gen_formal_types_die): Add DW_AT_object_pointer in methods.
2293 (gen_subprogram_die): Likewise. Remove it when removing declaration's
2295 (gen_decl_die): Change return type to dw_die_ref, return what
2296 gen_formal_parameter_die returned.
2298 2010-07-29 Martin Jambor <mjambor@suse.cz>
2300 * dbgcnt.def (eipa_sra): New counter.
2301 * tree-sra.c (ipa_early_sra_gate): Also check eipa_sra debug counter.
2303 2010-07-29 Xinliang David Li <davidxl@google.com>
2306 * tree-ssa-loop-ivopts.c (get_address_cost): Revert change
2309 2010-07-29 Richard Guenther <rguenther@suse.de>
2311 * timevar.def (TV_TREE_STORE_COPY_PROP): Remove.
2312 (TV_TREE_STORE_CCP): Likewise.
2313 (TV_TREE_REDPHI): Likewise.
2315 2010-07-29 Richard Guenther <rguenther@suse.de>
2317 * double-int.h (double_int_and_not): New function.
2318 * combine.c (try_combine): Use it.
2319 * tree-vrp.c (simplify_bit_ops_using_ranges): Likewise.
2321 2010-07-29 Bernd Schmidt <bernds@codesourcery.com>
2323 PR rtl-optimization/42575
2324 * dce.c (word_dce_process_block): Renamed from byte_dce_process_block.
2325 Argument AU removed. All callers changed. Ignore artificial refs.
2326 Use return value of df_word_lr_simulate_defs to decide whether an insn
2328 (fast_dce): Rename arg to WORD_LEVEL.
2329 (run_word_dce): Renamed from rest_of_handle_fast_byte_dce. No longer
2331 (pass_fast_rtl_byte_dce): Delete.
2332 * dce.h (run_word_dce): Declare.
2333 * df-core.c (df_print_word_regset): Renamed from df_print_byteregset.
2334 All callers changed. Simplify code to only deal with two-word regs.
2335 * df.h (DF_WORD_LR): Renamed from DF_BYTE_LR.
2336 (DF_WORD_LR_BB_INFO): Renamed from DF_BYTE_LR_BB_INFO.
2337 (DF_WORD_LR_IN): Renamed from DF_BYTE_LR_IN.
2338 (DF_WORD_LR_OUT): Renamed from DF_BYTE_LR_OUT.
2339 (struct df_word_lr_bb_info): Renamed from df_byte_lr_bb_info.
2340 (df_word_lr_mark_ref): Declare.
2341 (df_word_lr_add_problem, df_word_lr_mark_ref, df_word_lr_simulate_defs,
2342 df_word_lr_simulate_uses): Declare or rename from byte variants.
2343 (df_byte_lr_simulate_artificial_refs_at_top,
2344 df_byte_lr_simulate_artificial_refs_at_end, df_byte_lr_get_regno_start,
2345 df_byte_lr_get_regno_len, df_compute_accessed_bytes): Delete
2347 (df_word_lr_get_bb_info): Rename from df_byte_lr_get_bb_info.
2348 (enum df_mm): Delete.
2349 * df-byte-scan.c: Delete file.
2350 * df-problems.c (df_word_lr_problem_data): Renamed from
2351 df_byte_lr_problem_data, all members deleted except for
2352 WORD_LR_BITMAPS, which is renamed from BYTE_LR_BITMAPS. Uses changed.
2353 (df_word_lr_expand_bitmap, df_byte_lr_simulate_artificial_refs_at_top,
2354 df_byte_lr_simulate_artificial_refs_at_end, df_byte_lr_get_regno_start,
2355 df_byte_lr_get_regno_len, df_byte_lr_check_regs,
2356 df_byte_lr_confluence_0): Delete functions.
2357 (df_word_lr_free_bb_info): Renamed from df_byte_lr_free_bb_info; all
2359 (df_word_lr_alloc): Renamed from df_byte_lr_alloc; all callers changed.
2360 Don't initialize members that were deleted, don't try to discover data
2361 about registers. Ignore hard regs.
2362 (df_word_lr_reset): Renamed from df_byte_lr_reset; all callers changed.
2363 (df_word_lr_mark_ref): New function.
2364 (df_word_lr_bb_local_compute): Renamed from
2365 df_byte_bb_lr_local_compute; all callers changed. Use
2366 df_word_lr_mark_ref. Assert that artificial refs don't include
2367 pseudos. Ignore hard registers.
2368 (df_word_lr_local_compute): Renamed from df_byte_lr_local_compute.
2369 Assert that exit block uses don't contain pseudos.
2370 (df_word_lr_init): Renamed from df_byte_lr_init; all callers changed.
2371 (df_word_lr_confluence_n): Renamed from df_byte_lr_confluence_n; all
2372 callers changed. Ignore hard regs.
2373 (df_word_lr_transfer_function): Renamed from
2374 df_byte_lr_transfer_function; all callers changed.
2375 (df_word_lr_free): Renamed from df_byte_lr_free; all callers changed.
2376 (df_word_lr_top_dump): Renamed from df_byte_lr_top_dump; all callers
2378 (df_word_lr_bottom_dump): Renamed from df_byte_lr_bottom_dump; all
2380 (problem_WORD_LR): Renamed from problem_BYTE_LR; uses changed;
2381 confluence operator 0 set to NULL.
2382 (df_word_lr_add_problem): Renamed from df_byte_lr_add_problem; all
2384 (df_word_lr_simulate_defs): Renamed from df_byte_lr_simulate_defs.
2385 Return bool, true if bitmap changed or insn otherwise necessary.
2386 All callers changed. Simplify using df_word_lr_mark_ref.
2387 (df_word_lr_simulate_uses): Renamed from df_byte_lr_simulate_uses;
2388 all callers changed. Simplify using df_word_lr_mark_ref.
2389 * lower-subreg.c: Include "dce.h"
2390 (decompose_multiword_subregs): Call run_word_dce if df available.
2391 * Makefile.in (lower-subreg.o): Adjust dependencies.
2392 (df-byte-scan.o): Delete.
2393 * timevar.def (TV_DF_WORD_LR): Renamed from TV_DF_BYTE_LR.
2395 2010-07-29 Richard Guenther <rguenther@suse.de>
2397 * tree.c (build_vector): Assert that the vector constant
2398 has enough elements.
2399 (build_vector_from_ctor): Pad with trailing zeros.
2401 2010-07-29 Richard Guenther <rguenther@suse.de>
2403 PR tree-optimization/45120
2404 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2405 Handle offset in DEREFs properly.
2406 (get_constraint_for_1): Handle MEM_REF offset properly.
2408 2010-07-29 Richard Guenther <rguenther@suse.de>
2411 * convert.c (convert_to_integer): Always use an unsigned
2412 type for narrowed negate and bitwise not.
2414 2010-07-29 Ira Rosen <irar@il.ibm.com>
2416 * tree-vect-loop.c (vect_create_epilog_for_reduction): Switch
2417 to outer loop when creating reduction epilogue for double reduction,
2418 and switch back to the inner loop when updating the phi nodes.
2419 Update uses of outer loop exit phi nodes in double reduction (instead
2420 of uses of reduction).
2422 2010-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
2424 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update costs for
2425 popcount on power7 and parity on power6 systems.
2426 (rs6000_emit_popcount): Rename gen_popcntwsi2 to gen_popcntddi2.
2427 (rs6000_emit_parity): Add support for power6 prtyd/prtyw
2430 * config/rs6000/rs6000.md (UNSPEC_COPYSIGN): New unspec.
2431 (UNSPEC_PARITY): Ditto.
2432 (SFDF): New iterator for SF/DF.
2433 (rreg2): New mode attribute for floating register constraint.
2434 (TARGET_FLOAT): New mode attribute for whether single/double float
2436 (popcntd<mode>2): Combine popcntwsi2 and popcntddi2 into one
2438 (parity<mode>2_cmpb): New insn for parity on power6 and newer
2440 (copysign<mode>3): Combine copysignsf3, copysigndf3 into one
2441 pattern. Add support for fcpsgn instruction added in power6.
2442 (copysignsf3): Delete.
2443 (copysigndf3): Delete.
2444 (copysign<mode>3_fcpsgn): New insn to generate fcpsgn. Use UNSPEC
2445 instead of if_then_else in RTL to avoid problems with -0.
2447 * config/rs6000/vsx.md (vsx_copysign<mode>3): Use UNSPEC instead
2448 of if_then_else to mirror scalar code.
2449 (vsx_copysignsf3): Delete, use copysign<mode>3_fcpsgn in
2452 * config/rs6000/vector.md (vector_copysign<mode>3): Use UNSPEC
2453 instead of if_then_else.
2455 2010-07-28 Xinliang David Li <davidxl@google.com>
2457 * tree-ssa-loop-ivopts.c (avg_loop_niter): New function.
2458 (dump_cand): Dump var_before/after.
2459 (htab_inv_expr_eq): New function.
2460 (htab_inv_expr_hash): New function.
2461 (tree_ssa_iv_optimize_init): Support pseudo invariants.
2462 (add_candidate_1): consider base type precision.
2463 (set_use_iv_cost): New parameter.
2464 (adjust_setup_cost): Use profile information.
2465 (get_address_cost): Do not hard code width in computing address
2467 (compare_aff_trees): New function.
2468 (get_loop_invariant_expr_id): New function.
2469 (get_computation_cost_at): New parameter and use profile information.
2470 (get_computation_cost): New parameter.
2471 (determine_use_iv_cost_generic): Pass new parameter.
2472 (determine_use_iv_cost_address): Ditto.
2473 (determine_use_iv_cost_condition): Ditto.
2474 (autoinc_possible_for_pair): Ditto.
2475 (determine_use_iv_costs): More dumps.
2476 (iv_ca_get_num_inv_exprs): New function.
2477 (iv_ca_recount_cost): Consider loop invariants in register pressure
2479 (iv_ca_add_use): New parameter.
2480 (iv_ca_dump): Better dumping.
2481 (iv_ca_extend): New parameter.
2482 (try_add_cand_for): Attempt to get better partial solution.
2483 (try_improve_iv_set): Pass new parameter to iv_ca_extend.
2484 (create_new-ivs): More dumps.
2485 (rewrite_use_compare): Ditto.
2486 (free_loop_data): More cleanup.
2487 (treee_ssa_iv_optimize_finalize): Ditto.
2489 2010-07-28 Kai Tietz <kai.tietz@onevision.com>
2491 * config/i386/i386.h (MCOUNT_NAME_BEFORE_PROLOGUE): New.
2492 * config/i386/i386.c (ix86_profile_before_prologue): New.
2493 (override_options): Add special handling for -mfentry.
2494 (ix86_function_regparm): Likewise.
2495 (ix86_function_sseregparm): Likewise.
2496 (ix86_frame_pointer_required): Likewise.
2497 (ix86_expand_prologue): Check for ms_hook_prologue.
2498 (x86_function_profiler): Adjust mcount output.
2499 (TARGET_PROFILE_BEFORE_PROLOGUE): Define hook.
2500 * config/i386/i386.opt (mfentry): New.
2501 * doc/invoke.texi (mfentry): Add documentation.
2502 * doc/tm.texi: Regenerated..
2503 * doc/tm.texi.in (TARGET_PROFILE_BEFORE_PROLOGUE): New.
2504 * final.c (final_start_function): Replace macro
2505 PROFILE_BEFORE_PROLOGUE by target hook.
2506 * function.c (thread_prologue_and_epilogue_insns): Likewise.
2507 * target.def (profile_before_prologue): New hook.
2508 * targhooks.c (default_profile_before_prologue): New.
2509 * targhooks.h (default_profile_before_prologue): New.
2511 2010-07-28 Jakub Jelinek <jakub@redhat.com>
2514 * gcse.c (hoist_code): Use FOR_BB_INSNS macro.
2517 * dwarf2out.c (dwarf2out_var_location): Always consider
2518 NOTE_DURING_CALL_P notes, even when not followed by real instructions.
2520 2010-07-28 Maxim Kuvyrkov <maxim@codesourcery.com>
2522 PR rtl-optimization/45107
2523 * gcse.c (hash_scan_set): Use max_distance for gcse-las.
2525 2010-07-28 Richard Guenther <rguenther@suse.de>
2527 * tree-ssa-ccp.c: Remove comment regarding STORE-CCP.
2528 (set_lattice_value): Do not query an old default value.
2529 (get_value_for_expr): New function. Properly canonicalize
2531 (ccp_visit_phi_node): Use it.
2533 2010-07-28 Chung-Lin Tang <cltang@codesourcery.com>
2535 * config/arm/arm.c (arm_pcs_default): Remove static.
2536 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_PCS or
2537 __ARM_PCS_VFP to indicate soft/hard-float calling convention.
2538 (arm_pcs_default): Declare.
2540 2010-07-28 Iain Sandoe <iains@gcc.gnu.org>
2542 * config/rs6000/rs6000.c (rs6000_override_options):
2543 Use TARGET_MACHO inline, move darwin_one_byte_bool from here...
2544 ... to darwin_rs6000_override_options.
2545 (rs6000_return_in_memory): Update preceding comment for darwin
2546 64 bit ABI. Use TARGET_MACHO inline.
2547 (rs6000_darwin64_struct_check_p): New.
2548 (function_arg_advance): Use rs6000_darwin64_struct_check_p.
2549 (function_arg): Likewise.
2550 (rs6000_arg_partial_bytes): Likewise.
2551 (rs6000_function_value): Likewise.
2553 2010-07-28 Andi Kleen <ak@linux.intel.com>
2555 * lto-opts.c (lto_file_read_options): Add loop over all inputs.
2557 2010-07-28 Richard Guenther <rguenther@suse.de>
2560 * builtins.c (fold_builtin_memory_op): On STRICT_ALIGNMENT
2561 targets try harder to not generate unaligned accesses.
2563 2010-07-28 Maxim Kuvyrkov <maxim@codesourcery.com>
2565 PR rtl-optimization/45101
2566 * gcse.c (hash_scan_set): Fix argument ordering of insert_expr_in_table
2569 2010-07-28 Eric Botcazou <ebotcazou@adacore.com>
2571 PR tree-optimization/44885
2572 * tree-sra.c (find_param_candidates): Skip pointer types to arrays
2573 with non-aliased component.
2575 2010-07-28 Joseph Myers <joseph@codesourcery.com>
2577 * config/darwin-driver.c (SWITCH_TAKES_ARG,
2578 WORD_SWITCH_TAKES_ARG): Remove.
2579 * cppspec.c (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Remove.
2580 * defaults.h (DEFAULT_SWITCH_TAKES_ARG,
2581 DEFAULT_WORD_SWITCH_TAKES_ARG): Move from gcc.h.
2582 (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Move default
2583 definitions from gcc.c.
2584 * gcc.c (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Move to
2586 * gcc.h (DEFAULT_SWITCH_TAKES_ARG, DEFAULT_WORD_SWITCH_TAKES_ARG):
2588 * opts-common.c: Include tm.h.
2589 (decode_cmdline_option): Use SWITCH_TAKES_ARG and
2590 WORD_SWITCH_TAKES_ARG to count arguments to unknown options.
2591 Handle more than one argument. Set canonical_option_num_elements.
2592 (decode_cmdline_options_to_array): Set
2593 canonical_option_num_elements and trailing elements of
2595 * opts.h (struct cl_decoded_option): Allow four elements in
2596 canonical_option. Add field canonical_option_num_elements.
2597 * Makefile.in (opts-common.o): Update dependencies.
2599 2010-07-28 Eric Botcazou <ebotcazou@adacore.com>
2603 * expr.c (expand_expr_real_1) <MEM_REF>: Revert latest change. Make
2604 sure the base has address_mode before adding the offset.
2606 2010-07-27 Xinliang David Li <davidxl@google.com>
2608 * tree-flow.h (create_mem_ref): Add one new parameter.
2609 * tree-ssa-address.c (create_mem_ref): New parameter.
2610 (addr_to_parts): Ditto.
2611 (move_variant_to_index): New function.
2612 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass new argument.
2614 2010-07-27 Bernd Schmidt <bernds@codesourcery.com>
2616 * rtl.def (DEBUG_INSN, INSN, JUMP_INSN, CALL_INSN, NOTE): Swap operands
2618 * rtl.h (PATTERN, INSN_LOCATOR, NOTE_DATA, NOTE_DELETED_LABEL_NAME,
2619 NOTE_BLOCK, NOTE_EH_HANDLER, NOTE_BASIC_BLOCK, NOTE_VAR_LOCATION,
2620 NOTE_KIND, LABEL_NUSES, LABEL_REFS): Adjust accordingly.
2621 * gengtype.c (adjust_field_rtx_def): Swap operands 4 and 5 of
2622 CODE_LABELs and NOTEs.
2623 * caller-save.c (init_caller_save): Fix up gen_rtx_INSN call.
2624 * combine.c (try_combine): Likewise.
2625 * ira.c (setup_prohibited_mode_move_regs): Likewise.
2626 * print-rtl.c (print_rtx): Start REG_NOTES on a new line.
2628 2010-07-27 Joseph Myers <joseph@codesourcery.com>
2630 * coretypes.h (struct cl_option_handlers): Declare.
2631 * hooks.c (hook_int_size_t_constcharptr_int_0): Remove.
2632 * hooks.h (hook_int_size_t_constcharptr_int_0): Remove.
2633 * langhooks-def.h (lhd_handle_option): Declare.
2634 (LANG_HOOKS_HANDLE_OPTION): Use lhd_handle_option.
2635 * langhooks.c (lhd_handle_option): New.
2636 * langhooks.h (struct lang_hooks): Update prototype and return
2637 value type of handle_option hook.
2638 * optc-gen.awk: Generate target_flags_explicit definition for the
2640 * opts-common.c: Include diagnostic.h.
2641 (handle_option): Move from opts.c. Update prototype and return
2642 value type. Use handlers structure.
2643 (read_cmdline_option): Move from opts.c. Update prototype. Use
2645 (set_option): Move from opts.c.
2646 * opts.c (common_handle_option): Update prototype and return value
2647 type. Update calls to handle_option and enable_warning_as_error.
2648 (unknown_option_callback, post_handling_callback,
2649 lang_handle_option, target_handle_option): New.
2650 (handle_option, read_cmdline_option): Move to opts-common.c.
2651 (read_cmdline_options): Update prototype. Update call to
2652 read_cmdline_option.
2653 (decode_options): Initialize and use handlers structure.
2654 (set_option): Move to opts-common.c.
2655 (enable_warning_as_error): Update prototype. Update call to
2657 * opts.h (struct cl_option_handler_func, struct
2658 cl_option_handlers): New.
2659 (handle_option, enable_warning_as_error): Update prototypes.
2660 (read_cmdline_option): Declare.
2661 * Makefile.in (opts-common.o): Update dependencies.
2663 2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com>
2665 * config/arm/arm.c (params.h): Include.
2666 (arm_override_options): Tune gcse-unrestricted-cost.
2667 * config/arm/t-arm (arm.o): Define dependencies.
2669 2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com>
2673 * basic-block.h (get_dominated_to_depth): Declare.
2674 * dominance.c (get_dominated_to_depth): New function, use
2675 get_all_dominated_blocks as a base.
2676 (get_all_dominated_blocks): Use get_dominated_to_depth.
2678 * gcse.c (occr_t, VEC (occr_t, heap)): Define.
2679 (hoist_exprs): Remove.
2680 (alloc_code_hoist_mem, free_code_hoist_mem): Update.
2681 (compute_code_hoist_vbeinout): Add debug print outs.
2682 (hoist_code): Partially rewrite, simplify. Use get_dominated_to_depth.
2684 * params.def (PARAM_MAX_HOIST_DEPTH): New parameter to avoid
2686 * params.h (MAX_HOIST_DEPTH): New macro.
2687 * doc/invoke.texi (max-hoist-depth): Document.
2689 2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com>
2691 PR rtl-optimization/40956
2692 * config/arm/arm.c (thumb1_size_rtx_costs): Fix cost of simple
2695 2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com>
2699 * config/arm/arm.c (legitimize_pic_address): Use
2700 gen_calculate_pic_address pattern to emit calculation of PIC address.
2701 (will_be_in_index_register): New function.
2702 (arm_legitimate_address_outer_p, thumb2_legitimate_address_p,)
2703 (thumb1_legitimate_address_p): Use it provided !strict_p.
2704 * config/arm/arm.md (calculate_pic_address): New expand and split.
2706 2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com>
2710 * config/arm/arm.c (thumb1_size_rtx_costs): Add cost for "J" constants.
2711 * config/arm/arm.md (define_split "J", define_split "K"): Make
2712 IRA/reload friendly.
2714 2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com>
2716 * gcse.c (insert_insn_end_basic_block): Update signature, remove
2718 (pre_edge_insert, hoist_code): Update.
2720 2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com>
2724 * gcse.c (hoist_expr_reaches_here_p): Remove excessive check.
2726 2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com>
2728 * gcse.c (hoist_code): Generate new pseudo for every new set insn.
2730 2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com>
2732 PR rtl-optimization/40956
2735 * gcse.c (compute_code_hoist_vbeinout): Consider more expressions
2737 (hoist_code): Count occurences in current block too.
2739 2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com>
2741 * gcse.c (struct expr:max_distance): New field.
2742 (doing_code_hoisting_p): New static variable.
2743 (want_to_gcse_p): Change signature. Allow constrained hoisting of
2744 simple expressions, don't change behavior for PRE. Set max_distance.
2745 (insert_expr_in_table): Set new max_distance field.
2746 (hash_scan_set): Update.
2747 (hoist_expr_reaches_here_p): Stop search after max_distance
2749 (find_occr_in_bb): New static function. Use it in ...
2750 (hoist_code): Calculate sizes of basic block before any changes are
2751 done. Pass max_distance to hoist_expr_reaches_here_p.
2752 (one_code_hoisting_pass): Set doing_code_hoisting_p.
2754 * params.def (PARAM_GCSE_COST_DISTANCE_RATIO,)
2755 (PARAM_GCSE_UNRESTRICTED_COST): New parameters.
2756 * params.h (GCSE_COST_DISTANCE_RATIO, GCSE_UNRESTRICTED_COST): New
2758 * doc/invoke.texi (gcse-cost-distance-ratio, gcse-unrestricted-cost):
2761 2010-07-27 Jeff Law <law@redhat.com>
2762 Maxim Kuvyrkov <maxim@codesourcery.com>
2764 * gcse.c (compute_transpout, transpout): Remove, move logic
2765 to prune_expressions.
2766 (compute_pre_data): Move pruning of trapping expressions ...
2767 (prune_expressions): ... here. New static function.
2768 (compute_code_hoist_data): Use it.
2769 (alloc_code_hoist_mem, free_code_hoist_mem, hoist_code): Update.
2771 2010-07-27 Xinliang David Li <davidxl@google.com>
2773 * tree-ssa-loop-ivopts.c (adjust_iv_update_pos): New function.
2774 (rewrite_use_address): Adjust iv update position when needed.
2776 2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com>
2778 * dbgcnt.def (hoist_insn): New debug counter.
2779 * gcse.c (hoist_code): Use it.
2781 2010-07-27 Xinliang David Li <davidxl@google.com>
2783 * tree-ssa-loop-ivopts.c (niter_for_exit): New parameter.
2784 (niter_for_single_dom_exit): Passes additional parameter.
2785 (iv_period): Fix comments.
2786 (may_eliminate_iv): Handles multiple exit loops properly.
2787 (free_tree_niter_desc): New function.
2788 (free_loop_data): Frees up loop iteration descriptors.
2790 2010-07-27 Jakub Jelinek <jakub@redhat.com>
2793 * cfgexpand.c (expand_one_stack_var_at): Limit align to maximum
2794 of max_used_stack_slot_alignment and PREFERRED_STACK_BOUNDARY
2795 instead of MAX_SUPPORTED_STACK_ALIGNMENT.
2796 (expand_one_var): Don't consider DECL_ALIGN for variables for
2797 which expand_one_stack_var_at has been already called.
2800 * doc/md.texi: Clarify m and es constraints on PowerPC and m and S
2801 constraints on IA-64.
2803 2010-07-27 Jie Zhang <jie@codesourcery.com>
2807 2010-07-23 Jie Zhang <jie@codesourcery.com>
2809 * tree-sra.c (ipa_sra_preliminary_function_checks): Return
2810 false if ! tree_versionable_function_p.
2812 2010-07-27 Jakub Jelinek <jakub@redhat.com>
2814 * dwarf2out.c (add_data_member_location_attribute): Use
2815 add_AT_unsigned instead of add_AT_int if offset is non-negative.
2817 2010-07-27 Bernd Schmidt <bernds@codesourcery.com>
2819 * postreload.c (try_replace_in_use): New static function.
2820 (reload_combine_recognize_const_pattern): Use it here. Allow
2821 substituting into a final add insn, and substituting into a memory
2822 reference in an insn that sets the reg.
2824 2010-07-27 Joseph Myers <joseph@codesourcery.com>
2826 * common.opt (o): Add MissingArgError.
2827 * doc/options.texi (MissingArgError): Document.
2828 * hooks.c (hook_bool_constcharptr_size_t_false): Remove.
2829 * hooks.h (hook_bool_constcharptr_size_t_false): Remove.
2830 * langhooks-def.h (LANG_HOOKS_MISSING_ARGUMENT): Remove.
2831 (LANG_HOOKS_INITIALIZER): Remove missing_argument hook initializer.
2832 * langhooks.h (struct lang_hooks): Remove missing_argument.
2833 * optc-gen.awk: Handle MissingArgError and output new structure
2835 * opts.c (read_cmdline_option): Use missing_argument_error field
2836 instead of missing_argument langhook.
2837 * opts.h (struct cl_option): Add missing_argument_error field.
2838 * system.h (LANG_HOOKS_MISSING_ARGUMENT): Poison.
2840 2010-07-27 Iain Sandoe <iains@gcc.gnu.org>
2843 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Special-case the
2844 Darwin64 ABI, for zero-sized objects.
2846 2010-07-27 Iain Sandoe <iains@gcc.gnu.org>
2851 Merge from Apple local 4.2.1.
2852 2005-05-11 Stan Shebs <shebs@apple.com>
2853 Fix 64-bit varargs for Darwin (Radar 4028089).
2854 * config/rs6000/rs6000.h (rs6000_args): New field floats_in_gpr.
2855 * config/rs6000/rs6000.c (rs6000_darwin64_record_arg_advance_flush):
2856 Add argument, add case for 8-byte register half-filled with a float.
2857 (rs6000_darwin64_record_arg_advance_recurse): Detect and handle
2858 single-precision floats specially.
2860 2010-07-27 Ira Rosen <irar@il.ibm.com>
2862 PR tree-optimization/44152
2863 * tree-vect-slp.c (vect_build_slp_tree): Collect nodes with
2864 complex numbers for further check.
2865 (vect_supported_load_permutation_p): Check nodes with
2868 2010-07-27 Joseph Myers <joseph@codesourcery.com>
2870 * langhooks-def.h (lhd_init_options, LANG_HOOKS_OPTION_LANG_MASK,
2871 LANG_HOOKS_COMPLAIN_WRONG_LANG_P): New.
2872 (LANG_HOOKS_INIT_OPTIONS): Update default definition.
2873 (LANG_HOOKS_INITIALIZER): Add new hooks.
2874 * langhooks.c (lhd_init_options, lhd_complain_wrong_lang_p): New.
2875 * langhooks.h (struct lang_hooks): Add new hooks option_lang_mask
2876 and complain_wrong_lang_p. Update init_options prototype.
2877 * c-objc-common.c (c_initialize_diagnostics): First call
2878 c_common_initialize_diagnostics.
2879 * c-objc-common.h (LANG_HOOKS_OPTION_LANG_MASK,
2880 LANG_HOOKS_COMPLAIN_WRONG_LANG_P): Define.
2881 * coretypes.h (struct cl_option, struct cl_decoded_option): Declare.
2882 * hooks.c (hook_uint_uint_constcharptrptr_0): Remove.
2883 (hook_uint_void_0): New.
2884 * hooks.h (hook_uint_uint_constcharptrptr_0): Remove.
2885 (hook_uint_void_0): New.
2886 * opts-common.c (decode_cmdline_option,
2887 decode_cmdline_options_to_array): Also fill in canonical_option field.
2888 * opts.c (complain_wrong_lang): Use langhook to determine whether
2889 to complain instead of special-casing LTO.
2890 (decode_options): Separate lang_mask determination with
2891 option_lang_mask hook from call of init_options hook.
2892 * opts.h (struct cl_decoded_option): Add canonical_option.
2894 2010-07-27 Jakub Jelinek <jakub@redhat.com>
2896 PR tree-optimization/45083
2897 * tree-inline.c (add_local_variables): Also remap DECL_DEBUG_EXPR.
2899 2010-07-27 Bernd Schmidt <bernds@codesourcery.com>
2901 * postreload.c (reload_combine_recognize_const_pattern): Move test
2902 for limiting the insn movement to the right scope.
2904 PR rtl-optimization/45051
2905 * reload1.c (delete_output_reload): Use refers_to_regno_p rather
2906 than reg_mentioned_p.
2908 2010-07-26 Richard Henderson <rth@redhat.com>
2911 * tree-emutls.c: New file.
2912 * Makefile.in (OBJS-common): Add it.
2913 * tree-pass.h (pass_ipa_lower_emutls): Declare.
2914 * passes.c (init_optimization_passes): Add it.
2916 * dwarf2out.c (loc_list_from_tree): If emutls.debug_form_tls_address,
2917 pull the control variable from DECL_VALUE_EXPR, not emutls_decl.
2918 * expr.c (emutls_var_address): Delete.
2919 (expand_expr_addr_expr_1, expand_expr_real_1): Don't use it.
2920 * output.h (SECCAT_EMUTLS_VAR, SECCAT_EMUTLS_TMPL): Delete.
2921 (emutls_finish): Delete.
2922 * toplev.c (compile_file): Don't call it.
2923 * tree.h (emutls_decl): Delete.
2924 * varasm.c (emutls_htab, DECL_EMUTLS_VAR_P): Delete.
2925 (emutls_finish, emutls_finalize_control_var): Delete.
2926 (emutls_object_type): Move to tree-emutls.c.
2927 (EMUTLS_SEPARATOR, prefix_name, get_emutls_object_name,
2928 default_emutls_var_fields, get_emutls_object_type,
2929 get_emutls_init_templ_addr, emutls_decl, emutls_common_1
2930 default_emutls_var_init): Likewise.
2931 (get_variable_section): Don't special case emutls.
2932 (assemble_variable, do_assemble_alias, categorize_decl_for_section,
2933 default_elf_select_section, default_unique_section,
2934 default_encode_section_info): Likewise.
2935 * varpool.c (decide_is_variable_needed): Likewise.
2936 * gimple-iterator.c (update_call_edge_frequencies): New
2937 (gsi_insert_on_edge_immediate): Use it.
2938 (gsi_insert_seq_on_edge_immediate): Likewise.
2939 (gsi_commit_one_edge_insert): Likewise.
2941 * config/i386/i386.c (x86_64_elf_select_section): Don't handle
2942 SECCAT_EMUTLS_VAR, SECCAT_EMUTLS_TMPL.
2943 (x86_64_elf_unique_section): Likewise.
2945 2010-07-26 Jan Hubicka <jh@suse.cz>
2947 * lto-streamer.h (struct lto_file_decl_data): Mark resolutions with
2950 2010-07-26 Anatoly Sokolov <aesok@post.ru>
2952 * target.def (output_source_filename): New hook.
2953 * doc/tm.texi.in (TARGET_ASM_OUTPUT_SOURCE_FILENAME): Document.
2954 * doc/tm.texi: Regenerate.
2955 * toplev.c (output_file_directive) Remove function.
2956 * toplev.h (output_file_directive) Remove.
2957 * output.h (default_asm_output_source_filename,
2958 output_file_directive): Declare.
2959 * varasm.h (default_asm_output_source_filename,
2960 output_file_directive): New functions.
2962 * config/mips/mips.h (ASM_OUTPUT_SOURCE_FILENAME): Remove macro.
2963 * config/mips/mips-protos.h (mips_output_filename): Remove.
2964 * config/mips/mips.c (mips_output_filename): Make Static.
2965 (TARGET_ASM_OUTPUT_SOURCE_FILENAME): Define.
2967 2010-07-26 Richard Guenther <rguenther@suse.de>
2969 PR tree-optimization/43784
2970 * tree-nrv.c (dest_safe_for_nrv_p): It's not safe to NRV
2971 if the destination is used by the call.
2973 2010-07-26 Richard Guenther <rguenther@suse.de>
2976 * gimple-fold.c (gimplify_and_update_call_from_tree): Conditionalize
2977 SSA updating on being in SSA form.
2979 2010-07-26 Richard Guenther <rguenther@suse.de>
2982 * gimple-fold.c (fold_stmt_1): Also fold references in debug stmts.
2984 2010-07-26 Richard Guenther <rguenther@suse.de>
2986 PR tree-optimization/45071
2987 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Always
2990 2010-07-26 Naveen.H.S <naveen.S@kpitcummins.com>
2992 * config/v850/lib1funcs.asm (save_r2_r31, return_r2_r31,
2993 save_r20_r31, return_r20_r31, save_r21_r31, return_r21_r31,
2994 save_r22_r31, return_r22_r31, save_r23_r31, return_r23_r31,
2995 save_r24_r31, return_r24_r31, save_r25_r31, return_r25_r31,
2996 save_r26_r31, return_r26_r31, save_r27_r31, return_r27_r31,
2997 save_r28_r31, return_r28_r31, save_r29_r31, return_r29_r31,
2998 save_r31, return_r31, save_interrupt, return_interrupt,
2999 save_all_interrupt, return_all_interrupt, L_save_r2_r31,
3000 L_return_interrupt, callt_return_interrupt, L_restore_all_interrupt,
3001 L_save_##START##_r31c, L_callt_save_r31c): Updated as per the
3002 new ABI requirements.
3003 (save_r6_r9, L_callt_save_r6_r9): Remove.
3004 * config/v850/predicates.md (even_reg_operand, disp23_operand,
3005 const_float_1_operand const_float_0_operand): New Predicates.
3006 (pattern_is_ok_for_prepare, pattern_is_ok_for_prologue,
3007 pattern_is_ok_for_epilogue): Update as per the ABI requirements.
3008 * config/v850/t-v850: Update multilibs for new target variants.
3009 (save_varargs, callt_save_varargs, callt_save_r6_r9): Remove.
3010 * config/v850/t-v850e: Likewise.
3011 * config/v850/v850.c (v850_issue_rate): New.
3012 (v850_strict_argument_naming): New.
3013 (function_arg): Modify to generate a different ABI.
3014 (print_operand): Update case 'z' to support float modes.
3015 (output_move_single): Modify to generate appropriate and better
3017 (v850_float_z_comparison_operator, v850_select_cc_mode,
3018 v850_float_nz_comparison_operator, v850_gen_float_compare,
3019 v850_gen_compare): New functions to support comparison of float values.
3020 (ep_memory_offset): Add support for V850E2 targets.
3021 (INTERRUPT_FIXED_NUM, INTERRUPT_ALL_SAVE_NUM): Update.
3022 (INTERRUPT_REGPARM_NUM): Remove.
3023 (compute_register_save_size): Add extra case to save/restore long call.
3024 (use_prolog_function): New function to support prologue.
3025 (expand_prologue): Add support for V850E2 targets and modified
3026 as per the current ABI requirements.
3027 (expand_epilogue): Likewise.
3028 (construct_restore_jr): Modify based on TARGET_LONG_CALLS.
3029 (construct_save_jarl): Likewise.
3030 (construct_dispose_instruction): Update as per the current ABI
3032 (construct_prepare_instruction): Likewise.
3033 * config/v850/v850.h (TARGET_CPU_DEFAULT): Add target predefines.
3034 (TARGET_CPU_v850e2, TARGET_CPU_v850e2v3): Define
3035 (CPP_SPEC): Updated to support v850e2 targets.
3036 (STRICT_ALIGNMENT): Modified.
3037 (FIRST_PSEUDO_REGISTER): Updated to add even registers.
3038 (FIXED_REGISTERS): Likewise.
3039 (CALL_USED_REGISTERS): Likewise.
3040 (CONDITIONAL_REGISTER_USAGE): Updated.
3041 (HARD_REGNO_MODE_OK): Updated.
3042 (reg_class): Updated to add even registers.
3043 (REG_CLASS_NAMES): Likewise.
3044 (REG_CLASS_CONTENTS): Likewise.
3045 (REGNO_REG_CLASS): Updated for CC registers.
3046 (REG_CLASS_FROM_LETTER): Added support for even registers.
3047 (REGNO_OK_FOR_BASE_P): Updated for CC registers.
3048 (STACK_POINTER_REGNUM, FRAME_POINTER_REGNUM, LINK_POINTER_REGNUM,
3049 ARG_POINTER_REGNUM): Updated.
3050 (FUNCTION_ARG_ADVANCE): Define.
3051 (REG_PARM_STACK_SPACE): Update as per the current ABI requirements.
3052 (OUTGOING_REG_PARM_STACK_SPACE): Remove.
3053 (EXTRA_CONSTRAINT): Add new constraint 'W' for 23-bit displacement.
3054 (GO_IF_LEGITIMATE_ADDRESS): Updated.
3055 (SELECT_CC_MODE): Define.
3056 (REGISTER_NAMES): Updated to add psw and fcc registers.
3057 (ADDITIONAL_REGISTER_NAMES): Updated.
3058 (ASM_OUTPUT_ADDR_DIFF_ELT): Updated to support new targets.
3059 (JUMP_TABLES_IN_TEXT_SECTION): Updated.
3060 * config/v850/v850.md (define_constants): Define new constants.
3061 (type): Update store,bit1,macc,div,fpu and single attributes.
3062 (cpu): New attribute.
3063 (cc): Add set_z attribute.
3064 (unsign23byte_load, sign23byte_load, unsign23hword_load,
3065 sign23hword_load, 23word_load, 23byte_store, 23hword_store,
3066 23word_store): New instructions for 23-bit displacement load and store.
3067 (movqi_internal, movhi_internal): Update the attributes.
3068 (movsi, movsi_internal_v850e): Updated to support v850e2 targets.
3069 (movsi_internal_v850e, movsi_internal, movsf_internal): Update
3071 (v850_tst1): Modified using CC_REGNUM.
3073 (cmpsi): Modified as define_expand from define_insn.
3074 (cmpsi_insn, cmpsf, cmpdf): New instructions.
3075 (addsi3, subsi3, negsi2, divmodsi4, udivmodsi4, divmodhi4,
3076 udivmodhi4, v850_clr1_1, v850_clr1_2, v850_clr1_3, andsi3,
3077 v850_set1_1, v850_set1_3, iorsi3, v850_not1_1, v850_not1_3, xorsi3,
3078 one_cmplsi2): Clobber the CC_REGNUM register.
3079 (v850_clr1_1, v850_clr1_2, v850_clr1_3, andsi3, v850_set1_1,
3080 v850_set1_2, v850_set1_3, iorsi3, v850_not1_1, v850_not1_2,
3081 v850_not1_3, xorsi3, one_cmplsi2): Update the attributes accordingly.
3082 (setf_insn, set_z_insn, set_nz_insn): New instructions for
3084 (movsicc_normal_cc, movsicc_reversed_cc): New instructions.
3085 (movsicc, movsicc_normal, movsicc_reversed): Add support for V850E2
3087 (sasf_1, sasf_2): Remove.
3088 (sasf): New instruction.
3089 (rotlhi3, rotlhi3_8, rotlsi3, rotlsi3_16): Update to support V850E2
3090 targets. CC_REGNUM register is clobbered and attributes are
3092 (branch_z_normal, branch_z_invert, branch_nz_normal,
3093 branch_nz_invert): New branch related instructions.
3094 (jump): Updated the attributes.
3095 (switch): Update to support new targets. CC_REGNUM register is
3096 clobbered and attributes are updated.
3097 (call_internal_short, call_internal_long, call_value_internal_short,
3098 call_value_internal_long): Updated the attributes.
3099 (zero_extendhisi2, zero_extendqisi2): CC_REGNUM register is
3100 clobbered and attributes are updated.
3101 (extendhisi_insn, extendhisi2, extendqisi_insn, extendqisi2):
3102 Update to support new targets. CC_REGNUM register is clobbered.
3103 (ashlsi3_v850e2, lshrsi3_v850e2, ashrsi3_v850e2): New shift
3105 (lshrsi3, ashrsi3): CC_REGNUM register is clobbered and attributes
3107 (ffssi2, addsf3, adddf3, subsf3, subdf3, mulsf3, muldf3, divsf3,
3108 divdf3, minsf3, mindf3, maxsf3, maxdf3, abssf2, absdf2, negsf2,
3109 negdf2, sqrtsf2, sqrtdf2, truncsfsi2, truncdfsi2, floatsisf2,
3110 floatsidf2, extendsfdf2, extenddfsf2, recipsf2, recipdf2,
3111 rsqrtsf2, rsqrtdf2, maddsf4, msubsf4, nmaddsf4, nmsubsf4,
3112 cmpsf_le_insn, cmpsf_lt_insn, cmpsf_ge_insn, cmpsf_gt_insn,
3113 cmpsf_eq_insn, cmpsf_ne_insn, cmpdf_le_insn, cmpdf_lt_insn,
3114 cmpdf_ge_insn, cmpdf_gt_insn, cmpdf_eq_insn, cmpdf_ne_insn, trfsr,
3115 movsfcc, movdfcc, movsfcc_z_insn, movsfcc_nz_insn, movdfcc_z_insn,
3116 movdfcc_nz_insn, movedfcc_z_zero, movedfcc_nz_zero): New floating
3117 point instructions defined for V850e2v3 target.
3118 (callt_save_interrupt, callt_return_interrupt, return_interrupt):
3119 Add support for V850E2 targets and CC_REGNUM register is clobbered.
3120 (callt_save_all_interrupt, callt_restore_all_interrupt): Add
3121 support for new targets.
3122 * config/v850/v850-modes.def: New file.
3123 * config/v850/v850.opt(mstrict-align): Remove.
3124 (mno-strict-align, mjump-tables-in-data-section, mv850e2,
3125 mv850e2v3): New command line options for V850.
3126 * config.gcc: Update the newly added files.
3127 * doc/invoke.texi: Update the newly added command line options for
3130 2010-07-26 Richard Guenther <rguenther@suse.de>
3132 PR tree-optimization/45052
3133 * ipa-pure-const.c (check_stmt): Check volatileness.
3135 2010-07-25 Eric Botcazou <ebotcazou@adacore.com>
3138 * config/sparc/sparc-protos.h (sparc_legitimize_reload_address): New.
3139 * config/sparc/sparc.c: Include reload.h.
3140 (legitimize_tls_address): Rename into...
3141 (sparc_legitimize_tls_address): ...this.
3142 (legitimize_pic_address): Rename into...
3143 (sparc_legitimize_pic_address): ...this.
3144 (sparc_expand_move): Adjust to above renaming.
3145 (sparc_tls_referenced_p): Likewise.
3146 (sparc_legitimize_tls_address): Likewise.
3147 (sparc_legitimize_pic_address): Likewise.
3148 (sparc_legitimize_address): Likewise.
3149 (sparc_output_mi_thunk): Likewise.
3150 (sparc_legitimize_reload_address): New global function. Recognize
3151 (lo_sum (high ...) ...) patterns generated by earlier passes.
3152 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Use above function.
3154 2010-07-25 Eric Botcazou <ebotcazou@adacore.com>
3157 * config/sparc/predicates.md (memory_reg_operand): Delete.
3158 * config/sparc/sync.md (sync_compare_and_swap): Minor tweaks.
3159 (*sync_compare_and_swap): Encode the address form in the pattern.
3160 (*sync_compare_and_swapdi_v8plus): Likewise.
3162 2010-07-24 Gerald Pfeifer <gerald@pfeifer.com>
3164 * doc/install.texi (Specific, *-*-freebsd*): Adjust to recent changes.
3165 Streamline paragraph on compatibility with the system compiler.
3167 2010-07-24 Steven Bosscher <steven@gcc.gnu.org>
3170 * alias.c (true_dependence_1): Fix thinko in merge of old
3171 true_dependence and canon_true_dependence.
3173 2010-07-23 Jan Hubicka <jh@suse.cz>
3175 * lto-streamer-out.c (write_symbol): Fix visibilities of external
3178 2010-07-23 Le-Chun Wu <lcwu@google.com>
3180 * omega.c (omega_eliminate_redundant): Remove a self-assign statement.
3181 * tree-ssa-ccp.c (ccp_lattice_meet): Remove a self-assign statement
3182 and an unnecessary assignment.
3183 * dbxout.c (DEBUGGER_ARG_OFFSET): Change OFFSET to OFFSET+0 to avoid
3184 self-assign warning.
3185 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Remove
3186 unnecessary self-init.
3188 2010-07-23 Richard Guenther <rguenther@suse.de>
3191 * gcc.c (LINK_COMMAND_SPEC): Filter out -fcompare-debug
3192 for -flto and -fwhopr.
3194 2010-07-23 Kai Tietz <kai.tietz@onevision.com>
3197 * Makefile.in (USER_H_INC_NEXT_PRE, USER_H_INC_NEXT_POST): New.
3198 (stmp-int-hdrs): Prefix/postfix headers by include_next.
3199 * config.gcc (user_headers_inc_next_pre): New.
3200 (user_headers_inc_next_post): Likewise.
3201 (*-w64-mingw*): Use for float.h post-fixing, and for
3202 stddef.h/stdarg.h pre-fixing by include_next.
3203 * configure.ac (user_headers_inc_next_post): New.
3204 (user_headers_inc_next_pre): New.
3205 * configure: Regenerated.
3207 2010-07-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3209 * configure.ac: Don't disable TLS on Solaris 8/9 by default
3210 Set tga_func for Solaris 2/x86 resp. SPARC.
3211 Remove duplicate parts of sparc*-sun-solaris2.* TLS check.
3212 (LIB_THREAD_LDFLAGS_SPEC): Define.
3213 (LIB_TLS_SPEC): Define. Check for required Sun ld version.
3214 * configure: Regenerate.
3215 * config.in: Regenerate.
3216 * config/sol2.h (LIB_SPEC): Use LIB_THREAD_LDFLAGS_SPEC with
3217 -pthread, -threads, LIB_TLS_SPEC with -pthread.
3218 * doc/install.texi (Specific, *-*-solaris2*): Document use of
3219 alternate thread libraries on Solaris 8.
3220 Document TLS patch requirements.
3221 * doc/sourcebuild.texi (Add Options): Sort alphabetically.
3225 * config/sol2.h (LIB_SPEC): Link with thread libraries even with
3228 2010-07-23 Jakub Jelinek <jakub@redhat.com>
3230 * tree.h (struct tree_base): Add nameless_flag bitfield.
3231 (TYPE_NAMELESS, DECL_NAMELESS): Define.
3232 * omp-low.c (create_omp_child_function, scan_omp_parallel,
3233 scan_omp_task, lower_omp_taskreg): Set DECL_NAMELESS and/or
3234 DECL_ARTIFICIAL where needed.
3235 * dwarf2out.c (dwarf2_name): Return NULL if DECL_NAMELESS.
3236 (type_tag): Return NULL if TYPE_NAMELESS or if TYPE_DECL
3237 has DECL_NAMELESS set.
3239 2010-07-23 Martin Jambor <mjambor@suse.cz>
3241 PR tree-optimization/44915
3242 * ipa-cp.c (cgraph_gate_cp): Also check that optimize is true.
3243 * ipa-inline.c (cgraph_mark_inline_edge): Likewise.
3244 (analyze_function): Likewise.
3246 2010-07-23 Martin Jambor <mjambor@suse.cz>
3248 PR tree-optimization/44914
3249 * tree-sra.c (sra_modify_function_body): Return true if CFG was
3250 changed, add purging dead eh edges.
3251 (ipa_sra_modify_function_body): Return true if CFG was changed,
3252 simplify purging dead eh edges.
3253 (modify_function): Return true if CFG was changed.
3254 (perform_intra_sra): Add TODO_cleanup_cfg to the return value if CFG
3256 (ipa_early_sra): Likewise.
3258 2010-07-23 Jie Zhang <jie@codesourcery.com>
3261 * attribs.c (decl_attributes): Insert "noinline" and "noclone"
3263 * tree-sra.c (ipa_sra_preliminary_function_checks): Return
3264 false if ! tree_versionable_function_p.
3266 2010-07-23 Nathan Froyd <froydnj@codesourcery.com>
3268 * builtins.def (BUILT_IN_ARGS_INFO): Remove.
3269 * ipa-pure-const.c (special_builtlin_state): Remove
3270 BUILT_IN_ARGS_INFO case.
3271 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3272 * builtins.c (expand_builtin): Likewise.
3273 (expand_builtin_args_info): Remove.
3274 * doc/tm.texi (__builtin_args_info): Remove.
3275 (__builtin_next_arg): Adjust to not refer to __builtin_args_info.
3276 * doc/tm.text.in: Likewise.
3278 2010-07-23 Richard Guenther <rguenther@suse.de>
3280 * lto-symtab.c (lto_symtab_merge): Use gtc_mode enum values.
3281 (lto_symtab_merge_decls_2): Likewise.
3282 * tree-ssa.c (useless_type_conversion_p): Likewise.
3283 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3284 * gimple.c (gtc_visited2, gtc_ob2): Remove.
3285 (struct type_pair_d): Make same_p an array indexed by mode.
3287 (lookup_type_pair): Update initialization.
3288 (struct sccs): Adjust same_p type.
3289 (gimple_types_compatible_p_1, gtc_visit, gimple_types_compatible_p):
3291 (print_gimple_types_stats): Likewise.
3292 * gimple.h (enum gtc_mode): New.
3293 (gimple_types_compatible_p): Adjust prototype.
3295 2010-07-23 Daniel Jacobowitz <dan@codesourcery.com>
3297 * dwarf2out.c (dwarf2out_frame_debug): Check for queued saves
3298 again after processing insn.
3300 2010-07-23 Jie Zhang <jie@codesourcery.com>
3302 * tree-sra.c (ipa_sra_preliminary_function_checks): Dump
3303 proper words when !tree_versionable_function_p.
3305 2010-07-23 Richard Guenther <rguenther@suse.de>
3307 PR tree-optimization/45037
3308 * tree-ssa-loop-ivopts.c (copy_ref_info): Handle NULL base.
3310 2010-07-23 Jie Zhang <jie@codesourcery.com>
3312 * doc/extend.texi: Remove IP2K from the description of naked attribute.
3315 2010-07-10 Andi Kleen <ak@linux.intel.com>
3318 * lto-opts.c (lto_write_options): Add NULL file_data argument to
3319 lto_get_section_name.
3320 * lto-section-out.c (lto_destroy_simple_output_block): Likewise.
3321 * lto-streamer-out.c (produce_asm): Likewise.
3322 (copy_function): Likewise.
3323 (produce_symtab): Likewise.
3324 (produce_asm_for_decls): Likewise.
3325 * lto-streamer.c (lto_get_section_name): Add file_data argument.
3326 Rewrite to add random postfix to LTO sections.
3327 * lto-streamer.h (lto_file_decl_data): Add next, id, resolutions.
3328 (lto_get_section_name): Add file_data argument to prototype.
3330 2010-07-10 Andi Kleen <ak@linux.intel.com>
3332 * lto-section-in.c (lto_section_name): Synchronize names
3333 with lto_get_section_name.
3335 2010-07-10 Andi Kleen <ak@linux.intel.com>
3337 * lto-opts.c (lto_read_file_options): Check for missing section.
3339 2010-07-22 Bernd Schmidt <bernds@codesourcery.com>
3341 * ira.c (check_allocation): Correctly handle the case where an allocno
3342 with two objects was allocated to a single reg.
3344 2010-07-22 Richard Sandiford <rdsandiford@googlemail.com>
3346 * tree-ssa-math-opts.c (is_widening_mult_rhs_p): New function.
3347 (is_widening_mult_p): Likewise.
3348 (convert_to_widen): Use them.
3349 (convert_plusminus_to_widen): Likewise. Handle fixed-point types as
3350 well as integer ones.
3352 2010-07-22 Steven Bosscher <steven@gcc.gnu.org>
3354 * alias.c (true_dependence_1): New function, merged version of
3355 true_dependence and canon_true_dependence.
3356 (true_dependence): Simplify.
3357 (canon_true_dependence): Simplify.
3359 2010-07-22 Richard Henderson <rth@redhat.com>
3362 * config/i386/i386.c (setup_incoming_varargs_64): Force the use
3363 of V4SFmode for the SSE saves; increase stack alignment if needed.
3364 (ix86_gimplify_va_arg): Don't increase stack alignment here.
3366 2010-07-22 Jakub Jelinek <jakub@redhat.com>
3369 * recgprop.c (copyprop_hardreg_forward_1): If changed is true,
3370 call cprop_find_used_regs again via note_uses.
3372 2010-07-22 Eric Botcazou <ebotcazou@adacore.com>
3374 * alias.c (get_alias_set): Fix formatting issues.
3376 2010-07-22 Steve Ellcey <sje@cup.hp.com>
3379 * stmt.c (expand_value_return): Call promote_function_mode with
3380 a for_return argument of 2 when returning by reference.
3382 2010-07-22 Dodji Seketeli <dodji@redhat.com>
3385 * dwarf2out.c (scope_die_for): Don't fall back to the compilation
3386 unit DIE if we can find the scope DIE.
3388 2010-07-22 Bernd Schmidt <bernds@codesourcery.com>
3390 * ira-build.c (ira_create_object): New arg SUBWORD; all callers
3391 changed. Initialize OBJECT_SUBWORD.
3392 (ira_create_allocno): Clear ALLOCNO_NUM_OBJECTS.
3393 (ira_create_allocno_objects): Renamed from ira_create_allocno_object;
3394 all callers changed.
3395 (merge_hard_reg_conflicts): Iterate over allocno subobjects.
3396 (finish_allocno): Likewise.
3397 (move_allocno_live_ranges, copy_allocno_live_ranges): Likewise.
3398 (remove_low_level_allocnos): Likewise.
3399 (update_bad_spill_attribute): Likewise.
3400 (setup_min_max_allocno_live_range_point): Likewise.
3401 (sort_conflict_id_map): Likewise.
3402 (ira_flattening): Likewise. Use ior_hard_reg_conflicts.
3403 (ior_hard_reg_conflicts): New function.
3404 (ior_allocate_object_conflicts): Renamed first argument to OBJ.
3405 (compress_conflict_vecs): Iterate over objects, not allocnos.
3406 (ira_add_live_range_to_object): New function.
3407 (object_range_compare_func): Renamed from allocno_range_compare_func.
3408 All callers changed.
3409 (setup_min_max_conflict_allocno_ids): For allocnos with multiple
3410 subobjects, widen the min/max range of the lowest-order object to
3411 potentially include all other such low-order objects.
3412 * ira.c (ira_bad_reload_regno_1): Iterate over allocno subobjects.
3413 (check_allocation): Likewise. Use more fine-grained tests for register
3415 * ira-color.c (allocnos_have_intersected_live_ranges_p): Iterate over
3417 (assign_hard_reg): Keep multiple sets of conflicts. Make finer-grained
3418 choices about which bits to set in each set. Don't use
3419 ira_hard_reg_not_in_set_p, perform a more elaborate test for conflicts
3420 using the multiple sets we computed.
3421 (push_allocno_to_stack): Iterate over allocno subobjects.
3422 (all_conflicting_hard_regs_coalesced): New static function.
3423 (setup_allocno_available_regs_num): Use it.
3424 (setup_allocno_left_conflicts_size): Likewise. Iterate over allocno
3426 (coalesced_allocno_conflict): Test subobject 0 in each allocno.
3427 (setup_allocno_priorities): Divide ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
3428 by ALLOCNO_NUM_OBJECTS.
3429 (calculate_spill_cost): Likewise.
3430 (color_pass): Express if statement in a more normal way.
3431 (ira_reassign_conflict_allocnos): Iterate over allocno subobjects.
3432 (slot_coalesced_allocno_live_ranges_intersect_p): Likewise.
3433 (setup_slot_coalesced_allocno_live_ranges): Likewise.
3434 (allocno_reload_assign): Likewise.
3435 (ira_reassign_pseudos): Likewise.
3436 (fast_allocation): Likewise.
3437 * ira-conflicts.c (build_conflict_bit_table): Likewise.
3438 (print_allocno_conflicts): Likewise.
3439 (ira_build_conflicts): Likewise.
3440 (allocnos_conflict_for_copy_p): Renamed from allocnos_conflict_p. All
3441 callers changed. Test subword 0 of each allocno for conflicts.
3442 (build_object_conflicts): Renamed from build_allocno_conflicts. All
3443 callers changed. Iterate over allocno subobjects.
3444 * ira-emit.c (modify_move_list): Iterate over allocno subobjects.
3445 * ira-int.h (struct ira_allocno): New member: num_objects.
3446 Rename object to objects and change it into an array.
3447 (ALLOCNO_OBJECT): Add new argument N.
3448 (ALLOCNO_NUM_OBJECTS, OBJECT_SUBWORD): New macros.
3449 (ira_create_allocno_objects): Renamed from ira_create_allocno_object.
3450 (ior_hard_reg_conflicts): Declare.
3451 (ira_add_live_range_to_object): Declare.
3452 (ira_allocno_object_iterator): New.
3453 (ira_allocno_object_iter_init, ira_allocno_object_iter_cond): New.
3454 (FOR_EACH_ALLOCNO_OBJECT): New macro.
3455 * ira-lives.c (objects_live): Renamed from allocnos_live; all
3457 (allocnos_processed): New sparseset.
3458 (make_object_born): Renamed from make_allocno_born; take an
3459 ira_object_t argument. All callers changed.
3460 (make_object_dead): Renamed from make_allocno_dead; take an
3461 ira_object_t argument. All callers changed.
3462 (update_allocno_pressure_excess_length): Take an ira_obejct_t argument.
3463 All callers changed.
3464 (mark_pseudo_regno_live): Iterate over allocno subobjects.
3465 (mark_pseudo_regno_dead): Likewise.
3466 (mark_pseudo_regno_subword_live, mark_pseudo_regno_subword_dead): New
3468 (mark_ref_live): Detect subword accesses and call
3469 mark_pseudo_regno_subword_live as appropriate.
3470 (mark_ref_dead): Likewise for mark_pseudo_regno_subword_dead.
3471 (process_bb_nodes_live): Deal with object-related updates first; set
3472 and test bits in allocnos_processed to avoid computing allocno
3473 statistics more than once.
3474 (create_start_finish_chains): Iterate over objects, not allocnos.
3475 (print_object_live_ranges): New function.
3476 (print_allocno_live_ranges): Use it.
3477 (ira_create_allocno_live_ranges): Allocate and free allocnos_processed
3480 2010-07-22 Richard Guenther <rguenther@suse.de>
3483 * gimple.c (gtc_next_dfs_num): New global.
3484 (struct sccs): Make value a union, add integer same_p member.
3485 (gtc_visit): New function.
3486 (gimple_types_compatible_p_1): New function, split out from ...
3487 (gimple_types_compatible_p): ... here. Start a DFS walk here.
3488 (iterative_hash_gimple_type): Adjust for sccs change.
3490 2010-07-22 Martin Jambor <mjambor@suse.cz>
3492 PR tree-optimization/44891
3493 * tree-sra.c: Include gimple-pretty-print.h.
3494 (replace_uses_with_default_def_ssa_name): Renamed to
3495 get_repl_default_def_ssa_name, return the new SSA name instead of
3496 replacing the old one.
3497 (sra_modify_assign): Dump a message when removing a load, if the LHS
3498 is an SSA_NAME, do not do any propagation, just set the RHS to a
3499 default definition SSA NAME, type convert if necessary.
3500 * Makefile.in (tree-sra.o): Add gimple-pretty-print.h to dependencies.
3502 2010-07-22 Richard Guenther <rguenther@suse.de>
3504 PR tree-optimization/45017
3505 * tree-ssa-sccvn.c (vn_reference_eq): Make sure we honor
3506 TYPE_PRECISION of integral types in addition to size.
3508 2010-07-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3510 * config/rs6000/sysv4.h (CHOOSE_DYNAMIC_LINKER): Default to GLIBC
3511 when no C library is specified.
3513 2010-07-22 Martin Jambor <mjambor@suse.cz>
3515 * ipa-prop.h (struct ipa_node_params): Updated comment.
3516 (struct ipa_edge_args): Likewise.
3517 * Makefile.in (ipa-prop.o): Remove bogus $(GIMPLE_FOLD_H) dependency.
3519 2010-07-22 Martin Jambor <mjambor@suse.cz>
3521 * cgraphunit.c (verify_edge_count_and_frequency): New function.
3522 (verify_cgraph_node): Verify frequencies of indirect edges.
3523 * tree-inline.c (tree_function_versioning): Update frequencies of
3526 2010-07-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3529 * config/arm/arm.md: Split arm_rev into *arm_rev and *thumb1_rev.
3530 Set *arm_rev to be predicable.
3532 2010-07-22 Iain Sandoe <iains@gcc.gnu.org>
3534 * config/darwin.h (LINK_COMMAND_SPEC): Split into...
3535 (LINK_COMMAND_SPEC_A): New.
3537 (DSYMUTIL_SPEC): New.
3538 * config/darwin9.h (LINK_COMMAND_SPEC): Remove.
3539 (DSYMUTIL_SPEC): Update for darwin >= 9 requirements.
3541 2010-07-22 Iain Sandoe <iains@gcc.gnu.org>
3543 * calls.c (load_register_parameters): Move check for zero
3544 sized items so that only the call to
3545 mem_overlaps_already_clobbered_arg_p () is protected.
3547 2010-07-22 Jan Hubicka <jh@suse.cz>
3549 * ipa-pure-const.c (varying_state): Break out from ...
3550 (get_function_state): ... here; always return varying_state
3551 when state would be NULL otherwise.
3552 (remove_node_data): Do not free varying state.
3554 2010-07-22 Bernd Schmidt <bernds@codesourcery.com>
3558 * postreload.c: Include "target.h".
3559 (reload_combine_closest_single_use): Don't take DEBUG_INSNs
3561 (fixup_debug_insns): Don't copy the rtx.
3562 (reload_combine_recognize_const_pattern): DEBUG_INSNs can't have uses.
3563 Don't copy when replacing. Call fixup_debug_insns in the case where
3564 we merged one add with another.
3565 (reload_combine_recognize_pattern): Fail if there aren't any uses.
3566 Try harder to determine whether we're picking a valid index register.
3567 Don't set store_ruid for an insn we're going to scan in the
3569 (reload_combine): Remove unused code.
3570 (reload_combine_note_use): When updating use information for
3571 an old insn, ignore a use that occurs after store_ruid.
3572 * Makefile.in (postreload.o): Update dependencies.
3574 * function.c (record_hard_reg_sets): Restrict the previous change
3575 to cases where the incoming nominal mode is the same as the
3576 incoming promoted mode and everything happens in MODE_INT.
3578 2010-07-21 Jakub Jelinek <jakub@redhat.com>
3581 * var-tracking.c (adjust_mems): Ignore ASM_OPERANDS with non-zero
3582 ASM_OPERANDS_OUTPUT_IDX.
3583 (adjust_insn): For inline asm with multiple sets ensure first
3584 ASM_OPERANDS vectors are used by all following ASM_OPERANDS in
3587 2010-07-21 Richard Henderson <rth@redhat.com>
3589 * config/i386/i386.c (setup_incoming_varargs_64): Emit a simple
3590 comparison for avoiding xmm register saves. Emit the xmm register
3592 * config/i386/i386.md (UNSPEC_SSE_PROLOGUE_SAVE): Remove.
3593 (UNSPEC_SSE_PROLOGUE_SAVE_LOW): Remove.
3594 (sse_prologue_save, sse_prologue_save_insn1, sse_prologue_save_insn):
3595 Remove patterns and the associated splitters.
3597 2010-07-21 Changpeng Fang <changpeng.fang@amd.com>
3599 * tree-ssa-loop-prefetch.c (analyze_ref): Strip off the real
3600 and imagine parts of a complex, so that they can have the same
3601 base and fall into the same group.
3603 2010-07-21 Richard Guenther <rguenther@suse.de>
3606 * tree.c (find_decls_types_r): Do not follow TREE_CHAIN
3607 of TYPE_DECLs. Do not follow TYPE_NEXT_VARIANT,
3608 TYPE_NEXT_PTR_TO, nor TYPE_NEXT_REF_TO or TYPE_CANONICAL.
3610 2010-07-21 Martin Jambor <mjambor@suse.cz>
3612 PR tree-optimization/44900
3613 * tree-sra.c (load_assign_lhs_subreplacements): Updated comments.
3614 (sra_modify_assign): Move gsi to the next statmenent unconditionally.
3616 2010-07-21 Bernd Schmidt <bernds@codesourcery.com>
3619 * tree-ssa.c (warn_uninit): Avoid emitting an unnecessary message.
3621 2010-07-21 Richard Guenther <rguenther@suse.de>
3624 * tree-ssa.c (useless_type_conversion_p): Dispatch to
3625 gimple_types_compatible_p only when in lto.
3626 * gimple.c (gimple_types_compatible_p): Use canonical types
3627 to speed up comparison.
3629 2010-07-21 Richard Guenther <rguenther@suse.de>
3631 * tree-flow.h (referenced_var): Move define ...
3632 * tree-flow-inline.h (referenced_var): ... here as an inline
3633 function. Assert here ...
3634 * tree-dfa.c (referenced_var_lookup): ... instead of here.
3635 * tree-ssa.c (maybe_optimize_var): Check if the variable
3636 is in referenced vars.
3637 (execute_update_addresses_taken): Remove old broken check.
3638 * gimple-pretty-print.c (pp_points_to_solution): Use
3639 referenced_var_lookup.
3640 * tree-into-ssa.c (dump_decl_set): Likewise.
3642 2010-07-21 Jakub Jelinek <jakub@redhat.com>
3645 * var-tracking.c (reverse_op): Also handle {SIGN,ZERO}_EXTEND of a MEM.
3646 * dwarf2out.c (loc_descriptor): Don't handle SIGN_EXTEND nor
3649 2010-07-20 Richard Henderson <rth@redhat.com>
3651 * vxworks.c (vxworks_emutls_var_fields): Pass locus to build_decls.
3653 2010-07-20 Bernd Schmidt <bernds@codesourcery.com>
3655 * config/arm/arm.md (thumb1_addsi3): Add alternative and split for
3656 computing the sum of the stack pointer and a large constant.
3657 * config/arm/constraints.md (M): Remove superfluous parentheses.
3658 (Pc): New constraint.
3660 2010-07-20 Jakub Jelinek <jakub@redhat.com>
3663 * cfgexpand.c (expand_debug_expr): Only look at TYPE_UNSIGNED of
3664 operand's type if exp is tcc_unary class tree.
3666 2010-07-20 Nathan Froyd <froydnj@codesourcery.com>
3668 * config/rs6000/rs6000.md (abs<mode>2_isel, nabs<mode>2_isel):
3669 Reverse sense of if_then_else condition.
3671 2010-07-20 Nathan Froyd <froydnj@codesourcery.com>
3673 * config/rs6000/rs6000.opt (mblock-move-inline-limit): New option.
3674 * config/rs6000/rs6000.c (rs6000_override_options): Set
3675 rs6000_block_move_inline_limit appropriately.
3676 (expand_block_move): Use rs6000_block_move_inline_limit.
3677 * doc/invoke.texi (mblock-move-inline-limit): Document.
3679 2010-07-20 Bernd Schmidt <bernds@codesourcery.com>
3681 * postreload.c (fixup_debug_insns): Remove arg REGNO. New args
3682 FROM and TO. All callers changed. Don't look for tracked uses,
3683 just scan the RTL for DEBUG_INSNs and substitute.
3684 (reload_combine_recognize_pattern): Call fixup_debug_insns.
3685 (reload_combine): Ignore DEBUG_INSNs.
3687 2010-07-20 Jakub Jelinek <jakub@redhat.com>
3689 * var-tracking.c (vt_expand_loc, vt_expand_loc_dummy): Bump maximum
3693 * cfgexpand.c (expand_debug_expr) <case NOP_EXPR>: Use ZERO_EXTEND
3694 or SIGN_EXTEND depending on TYPE_UNSIGNED of the operand's type
3695 instead of the result's type.
3697 2010-07-20 Richard Guenther <rguenther@suse.de>
3699 PR tree-optimization/44977
3700 * tree-ssa-dom.c (propagate_rhs_into_lhs): Do not create invalid
3703 2010-07-20 Richard Guenther <rguenther@suse.de>
3705 * lto-symtab.c (lto_symtab_merge): Use gimple_types_compatible_p.
3706 (lto_symtab_merge_decls_2): Likewise.
3707 * gimple.h (gimple_types_compatible_p): Declare.
3708 * gimple.c (gimple_queue_type_fixup): Remove.
3709 (gimple_fixup_complete_and_incomplete_subtype_p): Likewise.
3710 (gimple_compatible_complete_and_incomplete_type_p): New function.
3711 (gimple_types_compatible_p): Adjust.
3712 (gimple_register_type): Remove type fixup code.
3713 (print_gimple_types_stats): Adjust.
3714 (free_gimple_type_tables): Likewise.
3715 * lto-streamer-in.c (input_gimple_stmt): Use gimple_types_compatible_p.
3716 * tree-ssa.c (useless_type_conversion_p): Likewise.
3718 2010-07-20 Richard Guenther <rguenther@suse.de>
3722 * tree-ssa.c (maybe_optimize_var): New function split out from ...
3723 (execute_update_addresses_taken): ... here.
3724 (non_rewritable_mem_ref_base): Likewise.
3725 (execute_update_addresses_taken): Do not iterate over all referenced
3726 vars but just all local decls and parms.
3727 Properly check call and asm arguments and rewrite call arguments.
3729 2010-07-20 Maxim Kuvyrkov <maxim@codesourcery.com>
3731 * config.gcc (LIBC_GLIBC, LIBC_UCLIBC, LIBC_BIONIC): Move constants
3733 * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Move Android-specific
3735 * config/linux-android.h (ANDROID_TARGET_OS_CPP_BUILTINS): ... here.
3737 * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Use it.
3739 2010-07-19 Richard Sandiford <rdsandiford@googlemail.com>
3741 * gengtype.c (start_root_entry): New function, split out from
3742 write_root. Check whether V is null and raise an error if so.
3743 (write_field_root): Check for V being null. Don't raise an error here;
3744 set V to null instead.
3745 (write_root): Update comment above function. Use start_root_entry.
3747 2010-07-19 Xinliang David Li <davidxl@google.com>
3750 * tree-ssa-uninit.c (collect_phi_def_edges): Fix bug collecting
3752 (find_uninit_use): Add dump.
3753 (is_use_properly_guarded): Ditto.
3754 (warn_uninitialized_phi): Ditto.
3755 (execute_late_warn_uninitialized): Ditto.
3757 2010-07-19 Richard Guenther <rguenther@suse.de>
3760 * expr.c (emit_block_move_hints): Move zero size check first.
3761 Move asserts to more useful places.
3762 * calls.c (load_register_parameters): Check for zero size.
3764 2010-07-19 Richard Henderson <rth@redhat.com>
3766 * tree-optimize.c (execute_all_early_local_passes): New. Change
3767 cgraph_state here ...
3768 (execute_early_local_optimizations): ... not here. Remove.
3769 (pass_early_local_passes, pass_all_early_optimizations): Update.
3771 2010-07-19 Bernd Schmidt <bernds@codesourcery.com>
3773 * postreload.c (reload_combine_closest_single_use): Ignore the
3774 number of uses for DEBUG_INSNs.
3775 (fixup_debug_insns): New static function.
3776 (reload_combine_recognize_const_pattern): Use it. Don't let the
3777 main loop be affected by DEBUG_INSNs.
3778 Really disallow moving adds past a jump insn.
3779 (reload_combine_recognize_pattern): Don't update use_ruid here.
3780 (reload_combine_note_use): Do it here.
3781 (reload_combine): Use control_flow_insn_p rather than JUMP_P.
3783 2010-07-19 Bingfeng Mei <bmei@broadcom.com>
3785 * ddg.c (create_ddg): Exclude nodes of debug_insn in counting nodes
3787 * loop-doloop.c (doloop_condition_get): Skip possible debug_insn.
3789 2010-07-19 Iain Sandoe <iains@gcc.gnu.org>
3791 * config/i386/darwin.h: Define darwin_emit_branch_islands.
3792 (TARGET_MACHO_BRANCH_ISLANDS): New.
3793 (FUNCTION_PROFILER): Use TARGET_MACHO_BRANCH_ISLANDS.
3794 * config/i386/i386.h (TARGET_MACHO_BRANCH_ISLANDS): Define a
3796 * config/i386/i386.c (output_pic_addr_const): Do not emit
3797 branch islands unless TARGET_MACHO_BRANCH_ISLANDS is set.
3798 (x86_output_mi_thunk): Adjust symbol creation.
3799 * config/rs6000/darwin.h: Define darwin_emit_branch_islands.
3800 Remove out of date comment.
3801 * config/rs6000/rs6000.c (print_operand): Adjust symbol.
3802 (DARWIN_LINKER_GENERATES_ISLANDS): Remove.
3803 (DARWIN_GENERATE_ISLANDS): Ditto.
3804 (output_call): Do not emit branch islands unless
3805 darwin_emit_branch_islands is set.
3806 * config/darwin.c: Declare darwin_emit_branch_islands.
3807 (machopic_indirect_data_reference): Do not emit unless
3808 darwin_emit_branch_islands is set.
3809 (darwin_override_options): Set darwin_emit_branch_islands
3811 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Remove.
3813 2010-07-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3815 * doc/sourcebuild.texi (Effective-Target Keywords): Document
3816 sse_runtime, sse2_runtime.
3818 2010-07-18 Richard Sandiford <rdsandiford@googlemail.com>
3820 * config/mips/mips.c (mips16_build_call_stub): Zero-extend the
3821 low half of a single-register SCmode return value before ORing
3822 it with the high half.
3823 * config/mips/mips16.S (MERGE_GPRf): Likewise.
3825 2010-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3828 * config/pa/pa.h (CONSTANT_ALIGNMENT): Align strings to BITS_PER_WORD
3831 2010-07-17 Bernd Schmidt <bernds@codesourcery.com>
3834 * postreload.c (reload_cse_move2add): Return bool, true if anything.
3835 changed. All callers changed.
3836 (move2add_use_add2_insn): Likewise.
3837 (move2add_use_add3_insn): Likewise.
3838 (reload_cse_regs): If reload_cse_move2add changed anything, rerun
3840 (RELOAD_COMBINE_MAX_USES): Bump to 16.
3841 (last_jump_ruid): New static variable.
3842 (struct reg_use): New members CONTAINING_MEM and RUID.
3843 (reg_state): New members ALL_OFFSETS_MATCH and REAL_STORE_RUID.
3844 (reload_combine_split_one_ruid, reload_combine_split_ruids,
3845 reload_combine_purge_insn_uses, reload_combine_closest_single_use
3846 reload_combine_purge_reg_uses_after_ruid,
3847 reload_combine_recognize_const_pattern): New static functions.
3848 (reload_combine_recognize_pattern): Verify that ALL_OFFSETS_MATCH
3849 is true for our reg and that we have available index regs.
3850 (reload_combine_note_use): New args RUID and CONTAINING_MEM. All
3851 callers changed. Use them to initialize fields in struct reg_use.
3852 (reload_combine): Initialize last_jump_ruid. Be careful when to
3853 take PREV_INSN of the scanned insn. Update REAL_STORE_RUID fields.
3854 Call reload_combine_recognize_const_pattern.
3855 (reload_combine_note_store): Update REAL_STORE_RUID field.
3857 2010-07-16 Jason Merrill <jason@redhat.com>
3859 * Makefile.in (opts-common.o): Depend on options.h.
3861 2010-07-16 Nathan Froyd <froydnj@codesourcery.com>
3863 * tree.c (build_common_builtin_nodes): Use build_function_type_list
3864 instead of build_function_type.
3865 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Likewise.
3866 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
3868 2010-07-16 Nathan Froyd <froydnj@codesourcery.com>
3870 * config/rs6000/rs6000.c (rs6000_emit_sISEL): Let rs6000_emit_int_cmove
3872 (rs6000_emit_int_cmove): Use function pointers for insn generation.
3873 Don't force values into registers unnecessarily.
3874 (output_isel): Assert that we're not given conditions we can't handle.
3875 Delete corresponding code.
3876 * config/rs6000/rs6000.md (isel_signed_<mode>): Use
3877 scc_comparison_operator constraint. Permit 0 for the consequent
3878 operand. Permit any GPR for the alternative operand.
3879 (isel_unsigned_<mode>): Likewise.
3881 2010-07-16 Jakub Jelinek <jakub@redhat.com>
3884 * config/i386/i386-protos.h (ix86_function_arg_boundary): Change second
3885 argument to const_tree.
3886 * config/i386/i386.c (function_arg_advance): If padding needs to be
3887 inserted before argument, increment cum->words by number of padding
3889 (contains_aligned_value_p): Change argument to const_tree.
3890 (ix86_function_arg_boundary): Change second argument to const_tree.
3892 2010-07-16 Bernd Schmidt <bernds@codesourcery.com>
3895 * function.c (record_hard_reg_sets): New static function.
3896 (assign_parm_setup_reg): If an optab for extending exists and the
3897 generated code clobbbers no hard regs, emit the insn directly and
3898 create a REG_EQUIV note.
3900 2010-07-15 Nathan Froyd <froydnj@codesourcery.com>
3902 * c-decl.c (detect_field_duplicates): Use DECL_CHAIN insted of
3904 * c-typeck.c (push_init_level): Likewise.
3905 (process_init_element): Likewise.
3907 2010-07-15 Anatoly Sokolov <aesok@post.ru>
3909 * tree.h (enum tree_index): Add TI_INTEGER_THREE.
3910 (integer_three_node): Add.
3911 * tree.c (build_common_tree_nodes_2): Use integer_type_node insead of
3912 NULL_TREE in build_int_cst calls. Initialize the integer_three_node.
3913 * builtins.c (expand_builtin_prefetch): Use common tree nodes instead
3914 of call build_int_cst.
3915 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ditto.
3916 * tree-ssa-loop-ivopts.c (idx_find_step): Ditto.
3917 (find_interesting_uses_address): Ditto.
3918 * tree-ssa-alias.c (ao_ref_init_from_ptr_and_size): Ditto.
3919 * tree-eh.c (lower_eh_constructs_2): Ditto.
3920 * tree-vect-loop.c (get_initial_def_for_induction): Ditto.
3921 * c-typeck.c (really_start_incremental_init, push_init_level): Ditto.
3922 * expmed.c (expand_divmod): Ditto.
3923 * tree-mudflap.c (mx_register_decls): Ditto.
3924 * varasm.c (array_size_for_constructor): Ditto.
3925 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
3926 * c-parser.c (c_parser_postfix_expression): Ditto.
3928 2010-07-15 Bernd Schmidt <bernds@codesourcery.com>
3930 * postreload.c (last_label_ruid, first_index_reg, last_index_reg):
3931 New static variables.
3932 (reload_combine_recognize_pattern): New static function, broken out
3934 (reload_combine): Use it. Only initialize first_index_reg and
3935 last_index_reg once.
3937 2010-07-15 Richard Henderson <rth@redhat.com>
3939 * cgraphunit.c (cgraph_build_static_cdtor): Clear current_function_decl
3942 2010-07-15 Jan Hubicka <jh@suse.cz>
3944 * lto-symtab.c (lto_symtab_resolve_symbols): Remove hack handling
3945 comdats for broken gold.
3946 (lto_sy mtab_merge_decls_1): Set used_from_object_file correctly.
3948 2010-07-15 Nathan Froyd <froydnj@codesourcery.com>
3950 * tree.h (TREE_RTL_OPERAND_CHECK): Delete.
3952 2010-07-15 Nathan Froyd <froydnj@codesourcery.com>
3954 * tree.h (DECL_CHAIN): Define.
3955 * alias.c: Carefully replace TREE_CHAIN with DECL_CHAIN.
3956 * c-decl.c: Likewise.
3957 * c-parser.c: Likewise.
3958 * c-typeck.c: Likewise.
3959 * cfgexpand.c: Likewise.
3960 * cgraph.c: Likewise.
3961 * cgraphunit.c: Likewise.
3962 * combine.c: Likewise.
3963 * config/alpha/alpha.c: Likewise.
3964 * config/arm/arm.c: Likewise.
3965 * config/frv/frv.c: Likewise.
3966 * config/i386/i386.c: Likewise.
3967 * config/i386/winnt-cxx.c: Likewise.
3968 * config/ia64/ia64.c: Likewise.
3969 * config/iq2000/iq2000.c: Likewise.
3970 * config/mep/mep.c: Likewise.
3971 * config/mips/mips.c: Likewise.
3972 * config/pa/som.h: Likewise.
3973 * config/rs6000/rs6000.c: Likewise.
3974 * config/s390/s390.c: Likewise.
3975 * config/sh/sh.c: Likewise.
3976 * config/sh/symbian-cxx.c: Likewise.
3977 * config/sparc/sparc.c: Likewise.
3978 * config/spu/spu.c: Likewise.
3979 * config/stormy16/stormy16.c: Likewise.
3980 * config/vxworks.c: Likewise.
3981 * config/xtensa/xtensa.c: Likewise.
3982 * coverage.c: Likewise.
3983 * dbxout.c: Likewise.
3984 * dwarf2out.c: Likewise.
3985 * emit-rtl.c: Likewise.
3987 * function.c: Likewise.
3988 * gimple-low.c: Likewise.
3989 * gimple-pretty-print.c: Likewise.
3990 * gimplify.c: Likewise.
3991 * integrate.c: Likewise.
3992 * ipa-inline.c: Likewise.
3993 * ipa-prop.c: Likewise.
3994 * ipa-split.c: Likewise.
3995 * ipa-struct-reorg.c: Likewise.
3996 * ipa-type-escape.c: Likewise.
3997 * langhooks.c: Likewise.
3998 * lto-cgraph.c: Likewise.
3999 * omp-low.c: Likewise.
4000 * stor-layout.c: Likewise.
4001 * tree-cfg.c: Likewise.
4002 * tree-complex.c: Likewise.
4003 * tree-dfa.c: Likewise.
4004 * tree-dump.c: Likewise.
4005 * tree-inline.c: Likewise.
4006 * tree-mudflap.c: Likewise.
4007 * tree-nested.c: Likewise.
4008 * tree-object-size.c: Likewise.
4009 * tree-pretty-print.c: Likewise.
4010 * tree-sra.c: Likewise.
4011 * tree-ssa-live.c: Likewise.
4012 * tree-ssa-loop-niter.c: Likewise.
4013 * tree-ssa-math-opts.c: Likewise.
4014 * tree-ssa-reassoc.c: Likewise.
4015 * tree-ssa-sccvn.c: Likewise.
4016 * tree-ssa-structalias.c: Likewise.
4017 * tree-tailcall.c: Likewise.
4018 * tree-vrp.c: Likewise.
4020 * var-tracking.c: Likewise.
4021 * varasm.c: Likewise.
4023 2010-07-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4026 * config/spu/spu.c (spu_expand_builtin_1): Allow references
4027 (as well as pointers) as argument to mask_for_load builtins.
4029 2010-07-15 Richard Guenther <rguenther@suse.de>
4031 PR tree-optimization/44946
4032 * tree-ssa-structalias.c (get_constraint_for_component_ref): Deal
4033 with accessing only padding properly.
4035 2010-07-15 Jan Hubicka <jh@suse.cz>
4037 * ipa.c (function_and_variable_visibility): Variables marked as used
4038 should not be localized.
4040 2010-07-15 Jan Hubicka <jh@suse.cz>
4042 * cgraph.c: Include lto-streamer.h
4043 (change_decl_assembler_name): Work when assembler name hash is at place.
4044 (cgraph_make_decl_local): When localizing COMDAT symbol at WPA stage,
4045 be sure to rename it to avoid name clash.
4046 * ipa.c (cgraph_externally_visible_p, function_and_variable_visibility):
4047 Localize hidden symbols only when locally defined.
4049 2010-07-15 Uros Bizjak <ubizjak@gmail.com>
4051 * config/i386/i386.h (SHIFT_COUNT_TRUNCATED): Expand comment.
4053 2010-07-15 Magnus Granberg <zorry@gentoo.org>
4054 Kevin F. Quinn <kevquinn@gentoo.org>
4056 * builtins.c (expand_builtin_init_trampoline): Warn for -Wtrampolines.
4057 * common.opt: Add -Wtrampolines.
4058 * doc/invoke.texi: Add -Wtrampolines.
4060 2010-07-15 Jie Zhang <jie@codesourcery.com>
4062 * config/arm/cortex-a8.md (cortex_a8_load_store_2): Reserve
4065 2010-07-15 Dave Korn <dave.korn.cygwin@gmail.com>
4067 * config/i386/cygwin.h (LIBGCJ_SONAME): Update.
4068 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
4070 2010-07-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4072 * config/spu/spu.c (reg_names): Remove prototype.
4073 (call_used_regs): Likewise.
4075 2010-07-14 Dave Korn <dave.korn.cygwin@gmail.com>
4077 * config/i386/cygming-crtend.c (__FRAME_END__): Replace attribute
4078 "unused" with attribute "used".
4079 (__JCR_END__): Likewise.
4080 * config/i386/cygming-crtbegin.c (__EH_FRAME_BEGIN__): Add missing
4082 (__JCR_LIST__): Replace attribute "unused" with attribute "used".
4084 2010-07-14 Richard Guenther <rguenther@suse.de>
4086 * lto-streamer-in.c (maybe_fixup_handled_component): Remove.
4087 (maybe_fixup_decls): Likewise.
4088 (input_gimple_stmt): Do not fixup anything.
4089 * lto-streamer-out.c (output_gimple_stmt): Make sure all
4090 non-automatic variable uses are wrapped inside a MEM_REF.
4092 2010-07-14 Richard Henderson <rth@redhat.com>
4094 * passes.c (rest_of_decl_compilation): Do not call assemble_variable
4096 * varasm.c (assemble_variable): Remove early exit for functions;
4097 assert that we're given a variable.
4099 2010-07-14 Jie Zhang <jie@codesourcery.com>
4101 * config/arm/cortex-a8.md (cortex_a8_alu): Don't use
4102 cortex_a8_default when neon_type is not none.
4104 2010-07-14 Bernd Schmidt <bernds@codesourcery.com>
4106 * lower-subreg.c (subreg_context): New static bitmap.
4107 (decompose_multiword_subregs): Allocate and free it.
4108 (find_decomposable_subregs): Set a bit in it for a register that
4109 occurs in a subreg that changes mode but not size.
4110 (can_decompose_p): Test it instead of non_decomposable_context.
4112 2010-07-14 Richard Guenther <rguenther@suse.de>
4114 PR tree-optimization/44824
4115 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Use
4116 is_gimple_mem_ref_addr.
4117 (tree_ssa_forward_propagate_single_use_vars): Do not propagate
4118 non-decl_address_invariant_p addresses.
4120 2010-07-14 Bernd Schmidt <bernds@codesourcery.com>
4122 * reload.c (find_reloads): Revert code to penalize small register
4123 classes that was brought in with the IRA merge.
4125 2010-07-14 Richard Guenther <rguenther@suse.de>
4127 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle MEM_REF
4128 as base of ARRAY_REFs.
4130 2010-07-14 Richard Guenther <rguenther@suse.de>
4133 * tree-pretty-print.c (do_niy): Do not print a newline.
4135 2010-07-14 Bernd Schmidt <bernds@codesourcery.com>
4137 * ira-int.h (struct ira_object): New.
4138 (ira_object_t): New typedef. Add DEF_VEC_P and DEF_VEC_ALLOC_P for it.
4139 (struct ira_allocno): Remove members min, max,
4140 conflict_allocno_array, conflict_id, conflict_allocno_array_size,
4141 conflict_allocnos_num and conflict_vec_p. Add new member object.
4142 (OBJECT_CONFLICT_ARRAY, OBJECT_CONFLICT_VEC_P,
4143 OBJECT_NUM_CONFLICTS, OBJECT_CONFLICT_ARRAY_SIZE,
4144 OBJECT_CONFLICT_HARD_REGS, OBJECT_TOTAL_CONFLICT_HARD_REGS,
4145 OBJECT_MIN, OBJECT_MAX, OBJECT_CONFLICT_ID): Renamed from
4146 ALLOCNO_CONFLICT_ALLOCNO_ARRAY, ALLOCNO_CONFLICT_VEC_P,
4147 ALLOCNO_CONFLICT_ALLOCNOS_NUM, ALLOCNO_CONFLICT_ALLOCNO_ARRAY_SIZE,
4148 ALLOCNO_CONFLICT_HARD_REGS, ALLOCNO_TOTAL_CONFLICT_HARD_REGS)
4149 ALLOCNO_MIN, ALLOCNO_MAX, and ALLOCNO_CONFLICT_ID; now operate on
4150 an ira_object_t rather than ira_allocno_t. All uses changed.
4151 (ira_object_id_map): Renamed from ira_conflict_id_allocno_map; now
4152 contains a vector of ira_object_t; all uses changed.
4153 (ira_objects_num): Declare variable.
4154 (ira_create_allocno_object): Declare function.
4155 (ira_conflict_vector_profitable_p): Adjust prototype.
4156 (ira_allocate_conflict_vec): Renamed from
4157 ira_allocate_allocno_conflict_vec; first arg now ira_object_t.
4158 (ira_allocate_object_conflicts): Renamed from
4159 ira_allocate_allocno_conflicts; first arg now ira_object_t.
4160 (struct ira_object_iterator): New.
4161 (ira_object_iter_init, ira_object_iter_cond, FOR_EACH_OBJECT): New.
4162 (ira_allocno_conflict_iterator): Renamed member allocno_conflict_vec_p
4163 to conflict_vec_p. All uses changed.
4164 (ira_allocno_conflict_iter_init, ira_allocno_conflict_iter_cond):
4165 Changed to take into account that conflicts are now tracked for
4167 * ira-conflicts.c (OBJECTS_CONFLICT_P): Renamed from CONFLICT_ALLOCNO_P.
4168 Args changed to accept ira_object_t. All uses changed.
4169 (allocnos_conflict_p): New static function.
4170 (collected_conflict_objects): Renamed from collected_allocno_objects;
4171 now a vector of ira_object_t. All uses changed.
4172 (build_conflict_bit_table): Changed to take into account that
4173 conflicts are now tracked for objects.
4174 (process_regs_for_copy, propagate_copies, build_allocno_conflicts)
4175 (print_allocno_conflicts, ira_build_conflicts): Likewise.
4176 * ira-color.c (assign_hard_reg, setup_allocno_available_regs_num)
4177 setup_allocno_left_conflicts_size, allocno_reload_assign,
4178 fast_allocation): Likewise.
4179 * ira-lives.c (make_hard_regno_born, make_allocno_born)
4180 process_single_reg_class_operands, process_bb_node_lives): Likewise.
4181 * ira-emit.c (modify_move_list, add_range_and_copies_from_move_list):
4183 * ira-build.c (ira_objects_num): New variable.
4184 (ira_object_id_map): Renamed from ira_conflict_id_allocno_map; now
4185 contains a vector of ira_object_t; all uses changed.
4186 (ira_object_id_map_vec): Corresponding change.
4187 (object_pool): New static variable.
4188 (initiate_allocnos): Initialize it.
4189 (finish_allocnos): Free it.
4190 (ira_create_object, ira_create_allocno_object, create_allocno_objects):
4192 (ira_create_allocno): Don't set members that were removed.
4193 (ira_set_allocno_cover_class): Don't change conflict hard regs.
4194 (merge_hard_reg_conflicts): Changed to take into account that
4195 conflicts are now tracked for objects.
4196 (ira_conflict_vector_profitable_p, ira_allocate_conflict_vec,
4197 allocate_conflict_bit_vec, ira_allocate_object_conflicts,
4198 compress_conflict_vecs, remove_low_level_allocnos, ira_flattening,
4199 setup_min_max_allocno_live_range_point, allocno_range_compare_func,
4200 setup_min_max_conflict_allocno_ids, ): Likewise.
4201 (add_to_conflicts): Renamed from add_to_allocno_conflicts, args changed
4202 to ira_object_t; all callers changed.
4203 (ira_add_conflict): Renamed from ira_add_allocno_conflict, args changed
4204 to ira_object_t, all callers changed.
4205 (clear_conflicts): Renamed from clear_allocno_conflicts, arg changed
4206 to ira_object_t, all callers changed.
4207 (conflict_check, curr_conflict_check_tick): Renamed from
4208 allocno_conflict_check and curr_allocno_conflict_check_tick; all uses
4210 (compress_conflict_vec): Renamed from compress_allocno_conflict_vec,
4211 arg changed to ira_object_t, all callers changed.
4212 (create_cap_allocno): Call ira_create_allocno_object.
4213 (finish_allocno): Free the corresponding object.
4214 (sort_conflict_id_map): Renamed from sort_conflict_id_allocno_map; all
4215 callers changed. Adjusted for dealing with objects.
4216 (ira_build): Call create_allocno_objects after ira_costs. Adjusted for
4217 dealing with objects.
4218 * ira.c (ira_bad_reload_regno_1): Adjusted for dealing with objects.
4220 * ira-int.h (struct live_range): Rename allocno member to object
4221 and change type to ira_object_t.
4222 (struct ira_object): New member live_ranges.
4223 (struct ira_allocno): Remove member live_ranges.
4224 (ALLOCNO_LIVE_RANGES): Remove.
4225 (OBJECT_LIVE_RANGES): New macro.
4226 (ira_create_live_range, ira_copy_live_range_list,
4227 ira_merge_live_range_list, ira_live_ranges_intersect_p,
4228 ira_finish_live_range, ira_finish_live_range_list): Adjust declarations.
4229 * ira-build.c (ira_create_object): Initialize live ranges here.
4230 (ira_create_allocno): Not here.
4231 (ira_create_live_range): Rename from ira_create_allocno_live_range, arg
4232 changed to ira_object_t, all callers changed.
4233 (copy_live_range): Rename from copy_allocno_live_range, all callers
4235 (ira_copy_live_range_list): Rename from
4236 ira_copy_allocno_live_range_list, all callers changed.
4237 (ira_merge_live_ranges): Rename from ira_merge_allocno_live_range_list,
4238 all callers changed.
4239 (ira_live_ranges_intersect_p): Rename from
4240 ira_allocno_live_ranges_intersect_p, all callers changed.
4241 (ira_finish_live_range): Rename from ira_finish_allocno_live_range, all
4243 (ira_finish_live_range_list): Rename from
4244 ira_finish_allocno_live_range_list, all callers changed.
4245 (change_object_in_range_list): Rename from change_allocno_in_range_list,
4246 last arg changed to ira_object_t, all callers changed.
4247 (finish_allocno): Changed to expect live ranges in the allocno's object.
4248 (move_allocno_live_ranges, copy_allocno_live_ranges,
4249 update_bad_spill_attribute, setup_min_max_allocno_live_range_point,
4250 ira_flattening, ira_build): Likewise.
4251 * ira-color.c (allocnos_have_intersected_live_ranges_p,
4252 slot_coalesced_allocno_live_ranges_intersect,
4253 setup_slot_coalesced_allocno_live_ranges, fast_allocation): Likewise.
4254 * ira-conflicts.c (build_conflict_bit_table): Likewise.
4255 * ira-emit.c (add_range_and_copies_from_move_list): Likewise.
4256 * ira-lives.c (make_allocno_born, update_allocno_pressure_excess_length,
4257 make_allocno_dead, create_start_finish_chains,
4258 remove_some_program_points_and_update_live_ranges,
4259 ira_debug_live_range_list): Likewise.
4261 * ira-int.h (ira_object_conflict_iterator): Rename from
4262 ira_allocno_conflict_iterator.
4263 (ira_object_conflict_iter_init): Rename from
4264 ira_allocno_conflict_iter_init, second arg changed to
4265 * ira.c (check_allocation): Use FOR_EACH_OBJECT_CONFLICT rather than
4266 FOR_EACH_ALLOCNO_CONFLICT.
4267 * ira-color.c (assign_hard_reg, push_allocno_to_stack)
4268 setup_allocno_left_conflicts_size, coalesced_allocno_conflict_p,
4269 ira_reassign_conflict_allocnos, ira_reassign_pseudos): Likewise.
4270 * ira-conflicts.c (print_allocno_conflicts): Likewise.
4272 2010-07-13 Joern Rennecke <joern.rennecke@embecosm.com>
4275 * tree-dump.c (dump_options): Add enumerate_locals entry.
4276 Add TDF_NOID exclusion to all entry.
4277 * tree-dump.h (dump_enumerated_decls): Declare.
4278 * tree-pretty-print.c (dump_generic_node): For TDF_NOID,
4279 Don't display type uid.
4280 (print_declaration): Don't crash on TREE_TYPE (t) == 0.
4281 * tree-pass.h (TDF_ENUMERATE_LOCALS): Define.
4282 * tree-ssa-live.c: Include gimple.h.
4283 (numbered_tree_d): New struct.
4284 (numbered_tree): New typedef.
4285 (DEF_VEC_O (numbered_tree): New.
4286 (DEF_VEC_ALLOC_O (numbered_tree, heap)): Likewise.
4287 (compare_decls_by_uid, dump_enumerated_decls_push): New functions.
4288 (dump_enumerated_decls): Likewise.
4289 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): If comparing
4290 debug info and flag_dump_final_insns, call dump_enumerated_decls.
4291 * tree-cfg.c (dump_function_to_file): Call dump_enumerated_decls.
4292 * Makefile.in (tree-ssa-live.o): Depend on $(GIMPLE_H).
4294 2010-07-13 Richard Sandiford <rdsandiford@googlemail.com>
4296 * expmed.h (MAX_BITS_PER_WORD): Move to...
4297 * defaults.h (MAX_BITS_PER_WORD): ...here.
4299 2010-07-13 DJ Delorie <dj@redhat.com>
4301 * config/h8300/h8300.c (h8300_init_once): Default to
4302 -fstrict_volatile_bitfields.
4304 * config/sh/sh.c (sh_override_options): Default to
4305 -fstrict_volatile_bitfields.
4307 * config/rx/rx.c (rx_option_override): New.
4309 * config/m32c/m32c.c (m32c_override_options): Default to
4310 -fstrict_volatile_bitfields.
4312 2010-07-13 Nathan Froyd <froydnj@codesourcery.com>
4314 * tree.h (build_function_call_expr): Delete.
4315 (build_call_expr_loc_array): New function.
4316 (build_call_expr_loc_vec): New function.
4317 * tree-flow.h (struct omp_region): Change type of ws_args field
4319 * builtins.c (build_function_call_expr): Delete.
4320 (build_call_expr_loc_array): New function.
4321 (build_call_expr_loc): Call it. Use XALLOCAVEC.
4322 (build_call_expr): Likewise.
4323 (build_call_expr_loc_vec): New function.
4324 * cgraphunit.c (build_cdtor): Call build_call_expr instead of
4325 build_function_call_expr.
4326 * expr.c (emutls_var_address): Likewise.
4327 * varasm.c (emutls_common_1): Likewise.
4328 * omp-low.c (expand_omp_atomic_mutex): Likewise.
4329 (expand_omp_taskreg): Adjust for new type of region->ws_args.
4330 (get_ws_args_for): Return a VEC instead of a tree.
4331 (expand_parallel_call): Call build_call_expr_loc_vec instead of
4332 build_function_call_expr.
4333 * stor-layout.c (self_referential_size): Likewise.
4335 2010-07-13 Jakub Jelinek <jakub@redhat.com>
4338 * recog.c (constrain_operands): Allow side-effects in memory
4339 operands if either < or > constraint is used, rather than if
4340 both < and > is used.
4342 2010-07-13 Richard Guenther <rguenther@suse.de>
4345 * tree-pretty-print.c (dump_generic_node): Use TDF_SLIM for
4346 MEM_REF pointer type dumping. Avoid recursing for TYPE_DECLs
4349 2010-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4352 * mode-switching.c (optimize_mode_switching): Add ATTRIBUTE_UNUSED
4354 * config/sh/sh.c (sh_expand_epilogue): Remove unused variable.
4355 * config/sh/sh.md (symGOT_load): Likewise.
4356 (symDTPOFF2reg): Likewise.
4357 (symTPOFF2reg): Likewise.
4359 2010-07-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4361 * expmed.c (MAX_BITS_PER_WORD): Moved to expmed.h.
4362 * expmed.h (MAX_BITS_PER_WORD): Moved from expmed.c.
4364 2010-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4366 * config/i386/sol2-unwind.h (x86_64_fallback_frame_state): Correct
4368 Find ucontext_t * on Solaris 11.
4369 (x86_fallback_frame_state): Handle Solaris 9 multi-threaded pattern.
4370 Handle new Solaris 11 __sighndlr patterns.
4372 2010-07-13 Jakub Jelinek <jakub@redhat.com>
4375 * vec.h (VEC_block_remove): Fix comment.
4376 * tree-ssa-live.c (remove_unused_locals): Don't use
4377 VEC_unordered_remove on local_decls, instead replace a single
4378 vector element in each iteration if at least one element had
4379 to be removed and VEC_truncate at the end.
4380 * omp-low.c (expand_omp_taskreg): Likewise.
4382 2010-07-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4384 * c-decl.c (finish_function): Fix typo in comment.
4386 2010-07-12 H.J. Lu <hongjiu.lu@intel.com>
4389 * postreload.c (move2add_use_add3_insn): Silence gcc warning
4392 2010-07-12 Jakub Jelinek <jakub@redhat.com>
4394 * tree-vrp.c (simplify_bit_ops_using_ranges): New function.
4395 (simplify_stmt_using_ranges): Use it.
4397 2010-07-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4399 * config/spu/spu.h (struct spu_builtin_description): Remove FNDECL
4400 member. Do not mark as GTY(()).
4401 * config/spu/spu.c (spu_builtins): Remove FNDECL initializer elements.
4402 (spu_builtin_decls): New static variable.
4403 (spu_builtin_decl): Use it instead of spu_builtins[].fndecl.
4404 (spu_init_builtins): Likewise.
4405 (spu_builtin_mul_widen_even): Likewise.
4406 (spu_builtin_mul_widen_odd): Likewise.
4407 (spu_builtin_mask_for_load): Likewise.
4408 (spu_builtin_vec_perm): Likewise.
4409 * config/spu/spu-c.c: Include "target.h".
4410 (spu_resolve_overloaded_builtin): Call targetm.builtin_decl instead
4411 of using spu_builtins[].fndecl.
4413 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4415 * config/mips/mips.c (mips_override_options): Make -mflip-mips16
4416 imply -minterlink-mips16.
4418 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4420 * config/mips/mips.h (mips16_globals): Declare.
4421 (SWITCHABLE_TARGET): Define.
4422 * config/mips/mips.c: Include target-globals.h.
4423 (mips16_globals): New variable.
4424 (mips_set_mips16_mode): Use save_target_globals and
4425 restore_target_globals instead of target_reinit.
4427 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4429 * reginfo.c (init_reg_sets): Don't zero globals here. Update comment
4430 to say that the function can be called more than once.
4431 * target-globals.c (save_target_globals): Call init_reg_sets.
4433 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4435 * Makefile.in (bb-reorder.o, target-globals.o): Depend on bb-reorder.h
4436 * bb-reorder.h: New file.
4437 * bb-reorder.c (default_target_bb_reorder): New variable.
4438 (this_target_bb_reorder): New conditional variable.
4439 (uncond_jump_length): Redefine as a macro.
4440 * target-globals.h (this_target_bb_reorder): Declare.
4441 (target_globals): Add a bb_reorder field.
4442 (restore_target_globals): Copy the bb_reorder field to
4443 this_target_bb-reorder.
4444 * target-globals.c: Include bb-reorder.h.
4445 (default_target_globals): Initialize the bb_reorder field.
4446 (save_target_globals): Likewise.
4448 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4450 * Makefile.in (gcse.o, target-globals.o): Depend on gcse.h..
4452 * gcse.c: Include gcse.h.
4453 (default_target_gcse): New variable.
4454 (this_target_gcse): New conditional variable.
4455 (can_copy): Redefine as a macro.
4456 (can_copy_init_p): New macro.
4457 (can_copy_p): Remove can_copy_init_p.
4458 * target-globals.h (this_target_gcse): Declare.
4459 (target_globals): Add a gcse field.
4460 (restore_target_globals): Copy the gcse field to this_target_gcse.
4461 * target-globals.c: Include gcse.h.
4462 (default_target_globals): Initialize the gcse field.
4463 (save_target_globals): Likewise.
4465 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4467 * ira-int.h (target_ira_int): Add x_ira_prohibited_mode_move_regs
4468 and x_ira_prohibited_mode_move_regs_initialized_p.
4469 (ira_prohibited_mode_move_regs): Redefine as a macro.
4470 * ira.c (ira_prohibited_mode_move_regs): Delete.
4471 (ira_prohibited_mode_move_regs_initialized_p): Redefine as a macro.
4473 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4475 * reload.h (target_reload): Add x_cached_reg_save_code and
4476 x_cached_reg_restore_code.
4477 * caller-save.c (cached_reg_save_code, cached_reg_restore_code):
4480 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4482 * Makefile.in (target-globals.o): Depend on builtins.h.
4483 * builtins.h: New file.
4484 * builtins.c: Include builtins.h.
4485 (default_target_builtins): New variable.
4486 (this_target_builtins): New conditional variable.
4487 (apply_args_mode, apply_result_mode): Redefine as macros.
4488 * target-globals.h (this_target_builtins): Declare.
4489 (target_globals): Add a builtins field.
4490 (restore_target_globals): Copy the builtins field to
4491 this_target_builtins.
4492 * target-globals.c: Include builtins.h.
4493 (default_target_globals): Initialize the builtins field.
4494 (save_target_globals): Likewise.
4496 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4498 * expmed.h (alg_code, mult_cost, MULT_COST_LESS, CHEAPER_MULT_COST)
4499 (algorithm, alg_hash_entry, NUM_ALG_HASH_ENTRIES, alg_hash): Moved
4501 (target_expmed): Add x_alg_hash and x_alg_hash_used_p.
4502 (alg_hash, alg_hash_used_p): New macros.
4503 * expmed.c (init_expmed): Clear alg_hash if reinitializing.
4504 (alg_code, mult_cost, MULT_COST_LESS, CHEAPER_MULT_COST, algorithm)
4505 (alg_hash_entry, NUM_ALG_HASH_ENTRIES, alg_hash): Moved to expmed.h.
4507 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4509 * ira-int.h (target_ira_int): Add x_max_struct_costs_size, x_init_cost,
4510 x_temp_costs, x_op_costs, x_this_op_costs and x_cost_classes.
4511 * ira-costs.c (max_struct_costs_size, init_cost, temp_costs, op_costs)
4512 (this_op_costs, costs_classes): Redefine as macros.
4513 (record_reg_classes): Don't take op_costs as a parameter.
4514 (record_operand_costs): Likewise. Update calls to record_reg_classes.
4515 (scan_one_insn): Update call to record_operand_costs.
4517 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4519 * Makefile.in (target-globals.o): Depend on $(IRA_INT_H).
4520 * ira-int.h (ira_max_nregs, ira_important_class_nums): Delete.
4521 (target_ira_int): New structure.
4522 (default_target_ira_int): Declare.
4523 (this_target_ira_int): Declare as a variable or define as a macro.
4524 (ira_reg_mode_hard_regset, ira_register_move_cost)
4525 (ira_may_move_in_cost, ira_may_move_out_cost, ira_class_subset_p)
4526 (ira_non_ordered_class_hard_regs, ira_class_hard_reg_index)
4527 (prohibited_class_mode_regs, ira_important_classes_num)
4528 (ira_important_classes, ira_reg_class_intersect)
4529 (ira_reg_classes_intersect_p, ira_reg_class_super_classes)
4530 (ira_reg_class_union): Redefine as macros.
4531 * ira.h (target_ira): New structure.
4532 (default_target_ira): Declare.
4533 (this_target_ira): Declare as a variable or define as a macro.
4534 (ira_available_class_regs, ira_hard_regno_cover_class)
4535 (ira_reg_class_cover_size, ira_reg_class_cover, ira_class_translate)
4536 (ira_reg_class_nregs, ira_memory_move_cost, ira_class_hard_regs)
4537 (ira_class_hard_regs_num): Redefine as macros.
4538 * ira.c (default_target_ira, default_target_ira_int): New variables.
4539 (this_target_ira, this_target_ira_int): New conditional variables.
4540 (ira_reg_mode_hard_regset, ira_memory_move_cost)
4541 (ira_register_move_cost, ira_may_move_in_cost, ira_may_move_out_cost)
4542 (ira_class_subset_p): Delete.
4543 (no_unit_alloc_regs): Redefine as a macro.
4544 (ira_class_hard_regs, ira_non_ordered_class_hard_regs)
4545 (ira_class_hard_regs_num, ira_class_hard_reg_index)
4546 (ira_available_class_regs): Delete.
4547 (alloc_reg_class_subclasses): Redefine as a macro.
4548 (ira_reg_class_cover_size, ira_reg_class_cover)
4549 (ira_important_classes_num, ira_important_classes)
4550 (ira_important_class_nums, ira_class_translate): Delete.
4551 (cover_class_order): Document the variable's lifetime.
4552 (reorder_important_classes): Don't set ira_important_class_nums.
4553 (ira_reg_class_intersect, ira_reg_classes_intersect_p)
4554 (ira_reg_class_super_classes, ira_reg_class_union)
4555 (ira_hard_regno_cover_class, ira_reg_class_nregs, ira_max_nregs):
4557 (setup_reg_class_nregs): Don't set ira_max_regs.
4558 (prohibited_class_mode_regs): Delete.
4559 * target-globals.h (this_target_ira, this_target_ira_int): Declare.
4560 (target_globals): Add ira and ira_int fields.
4561 (restore_target_globals): Copy the ira field to this_target_ira
4562 and the ira_int field to this_target_ira_int.
4563 * target-globals.c: Include ira-int.h.
4564 (default_target_globals): Initialize the ira and ira_int fields.
4565 (save_target_globals): Likewise.
4567 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4569 * Makefile.in (target-globals.o): Depend on $(CFGLOOP_H).
4570 * cfgloop.h (target_cfgloop): New structure.
4571 (default_target_cfgloop): Declare.
4572 (this_target_cfgloop): Declare as a variable or define as a macro.
4573 (target_avail_regs, target_clobbered_regs, target_res_regs)
4574 (target_reg_cost, target_spill_cost): Redefine as macros.
4575 * cfgloopanal.c (default_target_cfgloop): New variable.
4576 (this_target_cfgloop): New conditional variable.
4577 (target_avail_regs, target_clobbered_regs, target_res_regs)
4578 (target_reg_cost, target_spill_cost): Delete.
4579 * target-globals.h (this_target_cfgloop): Declare.
4580 (target_globals): Add a cfgloop field.
4581 (restore_target_globals): Copy the cfgloop field to
4582 this_target_cfgloop.
4583 * target-globals.c: Include cfgloop.h.
4584 (default_target_globals): Initialize the cfgloop field.
4585 (save_target_globals): Likewise.
4587 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4589 * regs.h (target_regs): Add x_direct_load, x_direct_store and
4590 x_float_extend_from_mem.
4591 (direct_load, direct_store, float_extend_from_mem): New macros.
4592 * expr.c (direct_load, direct_store, float_extend_from_mem): Delete.
4594 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4596 * Makefile.in (LIBFUNCS_H): Add $(HASHTAB_H).
4597 (target-globals.o): Depend on $(LIBFUNCS_H).
4598 * libfuncs.h: Include hashtab.h.
4599 (libfunc_entry): Moved from optabs.c.
4600 (target_libfuncs): New structure.
4601 (default_target_libfuncs): Declare.
4602 (this_target_libfuncs): Declare as a variable or define as a macro.
4603 (libfunc_table): Redefine as a macro.
4604 * optabs.c (default_target_libfuncs): New variable.
4605 (this_target_libfuncs): New conditional variable.
4606 (libfunc_table): Delete.
4607 (libfunc_entry): Moved to optabs.h.
4608 (libfunc_hash): Redefine as a macro.
4609 (hash_libfunc, eq_libfunc): Fix comments.
4610 (init_optabs): Use libfunc_hash to detect cases where the function
4611 has already been called. Clear the hash table instead of
4613 * target-globals.h (this_target_libfuncs): Declare.
4614 (target_globals): Add a libfuncs field.
4615 (restore_target_globals): Copy the libfuncs field to
4616 this_target_libfuncs.
4617 * target-globals.c: Include libfuncs.h.
4618 (default_target_globals): Initialize the libfuncs field.
4619 (save_target_globals): Likewise.
4621 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4623 * Makefile.in (LIBFUNCS_H): New variable. Use instead of libfuncs.h
4624 in all dependency lists.
4626 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4628 * Makefile.in (target-globals.o): Depend on $(EXPR_H) and $(OPTABS_H).
4629 * optabs.h (target_optabs): New structure.
4630 (default_target_optabs): Declare.
4631 (this_target_optabs): Declare as a variable or define as a macro.
4632 (optab_table, convert_optab_table, direct_optab_table): Redefine
4634 * optabs.c (default_target_optabs): New variable.
4635 (this_target_optabs): New conditional variable.
4636 (optab_table, convert_optab_table, direct_optab_table): Delete.
4637 * target-globals.h (this_target_optabs): Declare.
4638 (target_globals): Add a optabs field.
4639 (restore_target_globals): Copy the optabs field to
4641 * target-globals.c: Include expr.h and optabs.h.
4642 (default_target_globals): Initialize the optabs field.
4643 (save_target_globals): Likewise.
4645 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4647 * flags.h (target_flagstate): Add x_flag_excess_precision.
4648 (flag_excess_precision): Redefine as a macro.
4649 * toplev.c (flag_excess_precision): Delete.
4651 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4653 * defaults.h (MAX_MOVE_MAX, MIN_UNITS_PER_WORD): Define if not defined.
4654 * libgcc2.c (MIN_UNITS_PER_WORD): Delete.
4655 * hard-reg-set.h (target_hard_regs): Add x_no_caller_save_reg_set.
4656 (no_caller_save_reg_set): Redefine as a macro.
4657 * reload.h (target_reload): Add x_caller_save_initialized_p and
4659 (caller_save_initialized_p): Redefine as a macro.
4660 * caller-save.c (caller_save_initialized_p, no_caller_save_reg_set)
4661 (MAX_MOVE_MAX, MIN_UNITS_PER_WORD): Delete.
4662 (regno_save_mode): Redefine as a macro.
4664 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4666 * Makefile.in (expmed.o, target-globals.o): Depend on expmed.h.
4667 * expmed.h: New file.
4668 * expmed.c (default_target_costs): New variable.
4669 (this_target_costs): New conditional variable.
4670 (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost, neg_cost)
4671 (shift_cost, shiftadd_cost, shiftsub0_cost, shiftsub1_cost, mul_cost)
4672 (sdiv_cost, udiv_cost, mul_widen_cost, mul_highpart_cost): Delete.
4673 * target-globals.h (this_target_expmed): Declare.
4674 (target_globals): Add a expmed field.
4675 (restore_target_globals): Copy the expmed field to
4677 * target-globals.c: Include expmed.h.
4678 (default_target_globals): Initialize the expmed field.
4679 (save_target_globals): Likewise.
4681 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4683 * Makefile.in (target-globals.o): Depend on reload.h.
4684 * reload.h (target_reload): New structure.
4685 (default_target_reload): Declare.
4686 (this_target_reload): Declare as a variable or define as a macro.
4687 (indirect_symref_ok, double_reg_address_ok): Redefine as macros.
4688 * reload1.c (default_target_reload): New variable
4689 (this_target_reload): New conditional variable.
4690 (indirect_symref_ok, double_reg_address_ok): Delete.
4691 (spill_indirect_levels): Redefine as a macro.
4692 * target-globals.h (this_target_reload): Declare.
4693 (target_globals): Add a reload field.
4694 (restore_target_globals): Copy the reload field to
4696 * target-globals.c: Include hard-reg-set.h.
4697 (default_target_globals): Initialize the reload field.
4698 (save_target_globals): Likewise.
4700 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4702 * rtl.h (target_rtl): Add x_static_reg_base_value.
4703 * alias.c (static_reg_base_value): Redefine as a macro.
4705 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4707 * Makefile.in (reginfo.o): Don't depend on $(GGC_H) or gt-reginfo.h.
4708 (GTFILES): Remove reginfo.c.
4709 * rtl.h (target_rtl): Add x_top_of_stack.
4710 (top_of_stack): New macro.
4711 * reginfo.c: Don't include ggc.h or gt-reginfo.h.
4712 (top_of_stack): Delete.
4714 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4716 * regs.h (target_regs): Add x_hard_regs_of_mode,
4717 x_contains_reg_of_mode, x_move_cost, x_may_move_in_cost,
4718 x_may_move_out_cost and x_last_mode_for_init_move_cost.
4719 (have_regs_of_mode, contains_reg_of_mode, move_cost)
4720 (may_move_in_cost, may_move_out_cost): Redefine as macros.
4721 * reginfo.c (have_regs_of_mode, contains_reg_of_mode, move_cost)
4722 (may_move_in_cost, may_move_out_cost): Delete.
4723 (last_mode_for_init_move_cost): Redefine as a macro.
4725 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4727 * hard-reg-set.h (target_hard_regs): New structure.
4728 (default_target_hard_regs): Declare.
4729 (this_target_hard_regs): Declare as a variable or define as a macro.
4730 (fixed_regs, fixed_reg_set, call_used_regs, call_really_used_regs)
4731 (call_used_reg_set, call_fixed_reg_set, regs_invalidated_by_call)
4732 (reg_alloc_order, inv_reg_alloc_order, reg_class_contents)
4733 (reg_class_size, reg_class_subclasses, reg_class_subunion)
4734 (reg_class_superunion, reg_names): Redefine as macros.
4735 * reginfo.c (fixed_regs, fixed_reg_set, call_used_regs)
4736 (call_used_reg_set, call_really_used_regs, call_fixed_reg_set)
4737 (regs_invalidated_by_call, reg_alloc_order, inv_reg_alloc_order)
4738 (reg_class_contents, reg_class_size, reg_class_subclasses)
4739 (reg_class_subunion, reg_class_superunion, reg_names): Delete.
4740 (default_target_hard_regs): New variable
4741 (this_target_hard_regs, initial_call_really_used_regs)
4742 (initial_reg_alloc_order): New conditional variables.
4743 (initial_reg_names): New variable.
4744 (init_reg_sets): Assert that initial_call_really_used_regs,
4745 initial_reg_alloc_order and initial_reg_names
4746 are all the same size as their variable counterparts. Use them to
4747 initialize those counterparts.
4748 * target-globals.h (this_target_hard_regs): Declare.
4749 (target_globals): Add a hard_regs field.
4750 (restore_target_globals): Copy the hard_regs field to
4751 this_target_hard_regs.
4752 * target-globals.c: Include hard-reg-set.h.
4753 (default_target_globals): Initialize the hard_regs field.
4754 (save_target_globals): Likewise.
4756 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4758 * Makefile.in (target-globals.o): Depend on $(RTL_H).
4759 * rtl.h (target_rtl): New structure.
4760 (default_target_rtl): Declare.
4761 (this_target_rtl): Declare as a variable or define as a macro.
4762 (global_rtl, pic_offset_table_rtx, return_address_pointer_rtx):
4764 * emit-rtl.c (default_target_rtl): New variable.
4765 (this_target_rtl): New conditional variable.
4766 (global_rtl, static_regno_reg_rtx, pic_offset_table_rtx)
4767 (return_address_pointer_rtx): Delete.
4768 (initial_regno_reg_rtx): New macro.
4769 (init_emit): Use initial_regno_reg_rtx instead of static_regno_reg_rtx.
4770 (init_emit_regs): Likewise.
4771 * target-globals.h (this_target_rtl): Declare.
4772 (target_globals): Add a rtl field.
4773 (restore_target_globals): Copy the rtl field to this_target_rtl.
4774 * target-globals.c: Include rtl.h.
4775 (default_target_globals): Initialize the rtl field.
4776 (save_target_globals): Likewise.
4778 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4780 * Makefile.in (target-globals.o): Depend on $(REGS_H).
4781 * regs.h (target_reg_modes): New structure.
4782 (default_target_reg_modes): Declare.
4783 (this_target_reg_modes): Declare as a variable or define as a macro.
4784 (hard_regno_nregs, reg_raw_mode): Redefine as macros.
4785 * reginfo.c (default_target_reg_modes): New variable.
4786 (this_target_reg_modes): New conditional variable.
4787 (hard_regno_nregs, reg_raw_mode): Delete.
4788 * target-globals.h (this_target_regs): Declare.
4789 (target_globals): Add a regs field.
4790 (restore_target_globals): Copy the regs field to this_target_regs.
4791 * target-globals.c: Include regs.h.
4792 (default_target_globals): Initialize the regs field.
4793 (save_target_globals): Likewise.
4795 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4797 * doc/tm.texi.in (SWITCHABLE_TARGET): Document.
4798 * doc/tm.texi: Regenerate.
4799 * Makefile.in (OBJS-common): Add target-globals.o.
4800 (gtype-desc.o): Depend on $(IPA_PROP_H), $(LTO_STREAMER_H)
4801 and target-globals.h.
4802 (target-globals.o): New rule.
4803 (GTFILES): Include $(srcdir)/target-globals.h.
4804 * defaults.h (SWITCHABLE_TARGET): Define.
4805 * gengtype.c (open_base_files): Add target-globals.h to the
4807 * target-globals.h: New file.
4808 * target-globals.c: Likewise.
4810 * Makefile.in (target-globals.o): Depend on $(FLAGS_H).
4811 * flags.h (target_flag_state): New structure.
4812 (default_target_flag_state): Declare.
4813 (this_target_flag_state): Declare as a variable or define as a macro.
4814 (align_loops_log): Redefine as a macro.
4815 (align_loops_max_skip, align_jumps_log): Likewise.
4816 (align_jumps_max_skip, align_labels_log): Likewise.
4817 (align_labels_max_skip, align_functions_log): Likewise.
4818 * toplev.c (default_target_flag_state): New variable.
4819 (this_target_flag_state): New conditional variable.
4820 (align_loops_log): Delete.
4821 (align_loops_max_skip, align_jumps_log): Likewise.
4822 (align_jumps_max_skip, align_labels_log): Likewise.
4823 (align_labels_max_skip, align_functions_log): Likewise.
4824 * target-globals.h (this_target_flag_state): Declare.
4825 (target_globals): Add a flag_state field.
4826 (restore_target_globals): Copy the flag_state field to
4827 this_target_flag_state.
4828 * target-globals.c: Include flags.h.
4829 (default_target_globals): Initialize the flag_state field.
4830 (save_target_globals): Likewise.
4832 2010-07-12 Jie Zhang <jie@codesourcery.com>
4834 * postreload.c (reg_symbol_ref[]): New.
4835 (move2add_use_add2_insn): New.
4836 (move2add_use_add3_insn): New.
4837 (reload_cse_move2add): Handle SYMBOL + OFFSET case.
4838 (move2add_note_store): Likewise.
4840 2010-07-12 Joern Rennecke <joern.rennecke@embecosm.com>
4842 PR rtl-optimization/44752
4843 * genautomata.c (main): Don't emit an empty file even if there
4846 2010-07-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4848 * config/i386/i386.c (ix86_sol10_return_in_memory): Rename to
4849 ix86_solaris_return_in_memory.
4850 * config/i386-protos.h: Reflect this.
4851 * config/i386/vx-common.h (SUBTARGET_RETURN_IN_MEMORY): Likewise.
4852 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Likewise.
4854 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): ... here.
4856 2010-07-12 Jie Zhang <jie@codesourcery.com>
4858 * config/arm/arm.c (arm_get_frame_offsets): Don't use r3 to
4859 align the stack when it's going to be saved.
4861 2010-07-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4864 * config/host-solaris.c (mmap_fixed): New function.
4865 (sol_gt_pch_get_address): Use it.
4866 (sol_gt_pch_use_address): Likewise.
4868 2010-07-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4870 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
4871 pentiumpro on Solaris 8 and 9/x86.
4872 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Recommend GNU as.
4873 Document SSE/SSE2 support.
4874 * doc/sourcebuild.texi (Effective-Target Keywords): Document sse.
4876 2010-07-12 Andi Kleen <ak@linux.intel.com>
4878 * lto-symtab.c (lto_symtab_merge_decls_1): Use fatal_error
4879 instead of gcc_assert to print better error message for multiple
4882 2010-07-12 Uros Bizjak <ubizjak@gmail.com>
4884 * config/i386/i386.c (ix86_asm_output_function_label): Change format
4885 string placeholder from 0x%x to %#x.
4886 (ix86_code_end): Use putc to output '\n'.
4887 (ix86_print_operand) <case ';'>: Use putc to output ';'.
4889 2010-07-11 Kai Tietz <kai.tietz@onevision.com>
4891 * config/i386/winnt.c (i386_pe_file_end): Quote symbol name
4892 in directive -export.
4894 2010-07-10 Anatoly Sokolov <aesok@post.ru>
4896 * reginfo.h (reg_classes_intersect_p): Change arguments type to
4898 * rtl.h (reg_classes_intersect_p): Adjust prototype.
4900 * config/rs6000/rs6000.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
4902 * config/rs6000/rs6000-protos.h (rs6000_register_move_cost,
4903 rs6000_memory_move_cost): Remove
4904 * config/rs6000/rs6000.c (TARGET_REGISTER_MOVE_COST,
4905 TARGET_MEMORY_MOVE_COST): Define.
4906 (rs6000_register_move_cost): Make static. Change arguments type from
4907 enum reg_class to reg_class_t. Adjust rs6000_memory_move_cost calls.
4908 (rs6000_memory_move_cost): Make static. Change arguments type from
4909 'enum reg_class' to reg_class_t.
4911 2010-07-10 Sandra Loosemore <sandra@codesourcery.com>
4914 * tree-inline.c (estimate_num_insns): Refactor builtin complexity
4915 lookup code into....
4916 * builtins.c (is_simple_builtin, is_inexpensive_builtin): ...these
4918 * tree.h (is_simple_builtin, is_inexpensive_builtin): Declare.
4919 * cfgloopanal.c (target_clobbered_regs): Define.
4920 (init_set_costs): Initialize target_clobbered_regs.
4921 (estimate_reg_pressure_cost): Add call_p argument. When true,
4922 adjust the number of available registers to exclude the
4923 call-clobbered registers.
4924 * cfgloop.h (target_clobbered_regs): Declare.
4925 (estimate_reg_pressure_cost): Adjust declaration.
4926 * tree-ssa-loop-ivopts.c (struct ivopts_data): Add body_includes_call.
4927 (ivopts_global_cost_for_size): Pass it to estimate_reg_pressure_cost.
4928 (determine_set_costs): Dump target_clobbered_regs.
4929 (loop_body_includes_call): New function.
4930 (tree_ssa_iv_optimize_loop): Use it to initialize new field.
4931 * loop-invariant.c (gain_for_invariant): Adjust arguments to pass
4932 call_p flag through.
4933 (best_gain_for_invariant): Likewise.
4934 (find_invariants_to_move): Likewise.
4935 (move_single_loop_invariants): Likewise, using already-computed
4938 2010-07-10 Richard Guenther <rguenther@suse.de>
4939 Joern Rennecke <joern.rennecke@embecosm.com>
4942 * tree-ssa-live.c (mark_all_vars_used_1): Set TREE_USED for LABEL_DECL.
4943 (remove_unused_scope_block_p): Don't drop TREE_USED LABEL_DECLs
4944 unless they have DECL_IGNORED_P set.
4946 2010-07-10 Richard Guenther <rguenther@suse.de>
4949 * gimple.c (gimple_fixup_complete_and_incomplete_subtype_p): New
4951 (gimple_types_compatible_p): Similar to pointed-to
4952 types allow and merge a mix of complete and incomplete aggregate.
4953 Use gimple_fixup_complete_and_incomplete_subtype_p for that.
4954 (iterative_hash_gimple_type): Adjust for that.
4956 2010-07-10 Richard Sandiford <r.sandiford@uk.ibm.com>
4958 * tree.h (DECL_REPLACEABLE_P): Strengthen check for weak symbols.
4960 2010-07-10 Iain Sandoe <iains@gcc.gnu.org>
4963 * config/darwin.c (output_objc_section_asm_op): Save and restore
4964 section when outputting ObjC section list.
4966 2010-07-09 Jan Hubicka <jh@suse.cz>
4968 * lto-streamer-out.c (produce_symtab): Do not write alias
4969 cgraph/varpool nodes.
4971 2010-07-09 Jan Hubicka <jh@suse.cz>
4973 * tree-inline.c (declare_return_variable): Fix ICE while
4974 inlining DECL_BY_VALUE function not in SSA form
4976 2010-07-09 Changpeng Fang <changpeng.fang@amd.com>
4978 PR tree-optimization/44576
4979 * tree-ssa-loop-prefetch.c (trip_count_to_ahead_ratio_too_small_p):
4980 New. Pull out from is_loop_prefetching_profitable to implement
4981 the trip count to ahead ratio heuristic.
4982 (mem_ref_count_reasonable_p): New. Pull out from
4983 is_loop_prefetching_profitable to implement the instruction to
4984 memory reference ratio heuristic. Also consider not reasonable if
4985 the memory reference count is above a threshold (to avoid
4986 explosive compilation time.
4987 (insn_to_prefetch_ratio_too_small_p): New. Pull out from
4988 is_loop_prefetching_profitable to implement the instruction to
4989 prefetch ratio heuristic.
4990 (is_loop_prefetching_profitable): Removed.
4991 (loop_prefetch_arrays): Distribute the cost analysis across the
4992 function to allow early exit of the prefetch analysis.
4993 is_loop_prefetching_profitable is splitted into three functions,
4994 with each one called as early as possible.
4995 (PREFETCH_MAX_MEM_REFS_PER_LOOP): New. Threshold above which the
4996 number of memory references in a loop is considered too many.
4998 2010-07-09 Bernd Schmidt <bernds@codesourcery.com>
5000 * reload.c (find_reloads): Don't clear badop if we have a winreg
5001 alternative, but not win, and the class only has fixed regs.
5002 * hard-reg-set.h (class_only_fixed_regs): Declare.
5003 * reginfo.c (class_only_fixed_regs): New array.
5004 (init_reg_sets_1): Initialize it.
5005 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn): Don't
5006 discourage alternatives using the stack pointer.
5008 * config/arm/arm.md (addsi3_cbranch): Switch alternatives 0 and 1.
5010 * config/arm/arm.md (Thumb-1 ldrsb peephole): New.
5012 * config/arm/arm.md (cbranchqi4): Fix array size.
5013 (addsi3_cbranch): Also andle alternative 2 like alternative 3 when
5016 2010-07-09 Richard Guenther <rguenther@suse.de>
5018 * gimple.c (struct type_fixup_s): New struct and VEC type.
5019 (gimple_register_type_fixups): New static global.
5020 (gimple_queue_type_fixup): New function.
5021 (gimple_types_compatible_p): Queue type fixups instead of
5023 (gimple_register_type): Apply queued fixups for the
5024 canonical type. Empty the type fixup queue.
5026 2010-07-09 Uros Bizjak <ubizjak@gmail.com>
5028 * configure.ac (gcc_cv_as_ix86_rep_lock_prefix): Fix test.
5029 * configure: Regenerate.
5032 2010-07-09 Jakub Jelinek <jakub@redhat.com>
5033 Denys Vlasenko <dvlasenk@redhat.com>
5034 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5036 PR tree-optimization/28632
5037 * tree-vrp.c (zero_nonzero_bits_from_vr): New function.
5038 (extract_range_from_binary_expr): Further optimize
5039 BIT_AND_EXPR and BIT_IOR_EXPR.
5041 2010-07-09 Sebastian Pop <sebastian.pop@amd.com>
5043 * tree-if-conv.c (fold_or_predicates): New.
5044 (add_to_predicate_list): Call it.
5046 2010-07-09 Richard Guenther <rguenther@suse.de>
5049 * tree-ssa-address.c (create_mem_ref_raw): Only build a MEM_REF
5050 if base is a pointer.
5051 * tree-cfg.c (verify_expr): Update MEM_REF checking.
5053 2010-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
5056 * config/rs6000/rs6000.c (rs6000_expand_builtin): Use
5057 POINTER_TYPE_P instead of checking only for POINTER_TYPE for the
5058 builtin mask for load/store builtins.
5060 2010-07-09 Uros Bizjak <ubizjak@gmail.com>
5062 * configure.ac (gcc_cv_as_ix86_rep_lock_prefix): Also check
5064 * configure: Regenerate.
5065 * config/i386/i386.c (ix86_print_operand) <case ';'>:
5066 Remove TARGET_MACHO.
5068 2010-07-09 Peter Bergner <bergner@vnet.ibm.com>
5070 * config/rs6000/rs6000.c (rs6000_override_options): Fix setting of
5072 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mvsx.
5074 2010-07-09 Tom de Vries <tjvries@xs4all.nl>
5076 * tree.c (type_hash_if_marked_p): Removed non-ggc_marked_p clause.
5078 2010-07-09 Hariharan Sandanagobalane <hariharan@picochip.com>
5080 * config/picochip/picochip.md (commsTestPort): Emit more
5081 efficient sequence for tstport instruction.
5083 2010-07-09 Uros Bizjak <ubizjak@gmail.com>
5085 * config/i386/i386.c (ix86_veclib_handler): Make static.
5087 2010-07-09 Richard Guenther <rguenther@suse.de>
5089 PR tree-optimization/44852
5090 * tree-ssa-alias.c: Include toplev.h for exact_log2.
5091 (indirect_ref_may_alias_decl_p): Properly handle negative offsets
5093 (indirect_refs_may_alias_p): Likewise.
5094 * Makefile.in (tree-ssa-alias.o): Add $(TOPLEV_H).
5096 2010-07-09 Richard Guenther <rguenther@suse.de>
5098 PR tree-optimization/44882
5099 * tree-vect-stmts.c (vectorizable_store): Do not assert alias
5101 (vectorizable_load): Likewise.
5103 2010-07-09 Bernd Schmidt <bernds@codesourcery.com>
5106 * config/arm/arm.c (thumb1_extra_regs_pushed): New arg FOR_PROLOGUE.
5107 All callers changed.
5108 Handle the case when we're called for the epilogue.
5109 (thumb_unexpanded_epilogue): Use it.
5110 (thumb1_expand_epilogue): Likewise.
5112 2010-07-09 Jakub Jelinek <jakub@redhat.com>
5114 * tree-vrp.c (extract_range_from_binary_expr) <BIT_AND_EXPR>: If
5115 both ranges are range_int_cst_p with non-negative minimum,
5116 try harder to derive smaller range.
5118 2010-07-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5120 * genrecog.c: Include diagnostic-core.h before toplev.h.
5121 * genoutput.c: Likewise.
5122 * genextract.c: Likewise.
5123 * genautomata.c: Likewise.
5124 * genemit.c: Likewise.
5125 * genpeep.c: Likewise.
5126 * genattrtab.c: Likewise.
5127 * genconditions.c: Likewise.
5128 * genpreds.c: Likewise.
5130 2010-07-08 Andi Kleen <ak@linux.intel.com>
5132 * lto-section-in.c (lto_section_name): Add missing comma.
5134 2010-07-08 Anatoly Sokolov <aesok@post.ru>
5136 * config/ia64/ia64.h (OVERRIDE_OPTIONS): Remove macros.
5137 * config/ia64/ia64-protos.h (ia64_override_options): Remove.
5138 * config/ia64/ia64.c (TARGET_OPTION_OVERRIDE): Define.
5139 (ia64_override_options): Rename to...
5140 (ia64_option_override): ... this one. Make static.
5142 2010-07-08 Eric Botcazou <ebotcazou@adacore.com>
5145 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not rely on the
5146 pointed-to type of the offset in a MEM_REF to compute the alignment.
5148 2010-07-08 Kai Tietz <kai.tietz@onevision.com>
5150 * final.c (final_scan_insn): Replace
5151 TARGET_UNWIND_INFO macro check by unwind_emit
5153 * targhooks.c (default_unwind_emit): Removed.
5154 * targhooks.h (default_unwind_emit): Likewise.
5155 * target.def (unwind_emit): Set default value to NULL.
5157 * config/i386/i386-protos.h (ix86_asm_output_function_label):
5159 * config/i386/i386.c (ix86_function_ms_hook_prologue): Check
5160 for NULL fntype argument and allow 64-bit targets.
5161 (ix86_asm_output_function_label): New function.
5162 (ix86_expand_prologue): Handle 64-bit ms hook prologue.
5163 (ix86_handle_fndecl_attribute): Likewise.
5164 * doc/extend.texi (ms_hook_prologue): Adjust documentation.
5165 * doc/doc/tm.texi: Regenerated.
5166 * doc/doc/doc/tm.texi.in (ASM_OUTPUT_FUNCTION_LABEL): New.
5167 (ASM_DECLARE_FUNCTION_NAME): Adjust documentation.
5168 * defaults.h (ASM_OUTPUT_FUNCTION_LABEL): New macro.
5169 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use
5170 ASM_OUTPUT_FUNCTION_LABEL instead of ASM_OUTPUT_LABEL.
5171 * config/elfos.h: Likewise.
5172 * config/i386/cygming.h: Likewise.
5173 * config/netbsd-aout.h: Likewise.
5174 * config/openbsd.h: Likewise.
5175 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_LABEL): Override
5176 by ix86_asm_output_function_label function call.
5177 * varasm.c (assemble_start_function): Use
5178 ASM_OUTPUT_FUNCTION_LABEL instead of ASM_OUTPUT_LABEL.
5180 2010-07-08 Jan Hubicka <jh@suse.cz>
5182 * cgraph.c (cgraph_will_be_removed_from_program_if_no_direct_calls):
5184 * cgraph.h (cgraph_will_be_removed_from_program_if_no_direct_calls):
5186 * ipa-cp.c (ipcp_estimate_growth): Use it.
5187 * ipa-inline.c (cgraph_estimate_growth, cgraph_decide_inlining):
5190 2010-07-08 Jan Hubicka <jh@suse.cz>
5192 * tree-inline.c (declare_return_variable): Allocate annotation for new
5195 2010-07-08 Sebastian Pop <sebastian.pop@amd.com>
5197 PR tree-optimization/44710
5198 * tree-if-conv.c (parse_predicate): New.
5199 (add_to_predicate_list): Call it, call maybe_fold_or_comparisons.
5200 Make sure that the predicates are either SSA_NAMEs or gimple_condexpr.
5202 2010-07-08 Sebastian Pop <sebastian.pop@amd.com>
5204 * common.opt (ftree-loop-if-convert): New flag.
5205 * doc/invoke.texi (ftree-loop-if-convert): Documented.
5206 * tree-if-conv.c (gate_tree_if_conversion): Enable if-conversion
5207 when flag_tree_loop_if_convert is set.
5209 2010-07-08 Uros Bizjak <ubizjak@gmail.com>
5211 * config/i386/i386.c: Use short syntax for function calls
5212 through function pointers.
5213 * config/i386/i386.md: Ditto.
5215 2010-07-08 Eric Botcazou <ebotcazou@adacore.com>
5217 * emit-rtl.c (set_mem_attributes_minus_bitpos): Fix formatting issues.
5219 2010-07-08 Richard Guenther <rguenther@suse.de>
5221 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Fix
5222 stmt check for POINTER_PLUS_EXPRs, fix the pointer assignment.
5224 2010-07-08 Jakub Jelinek <jakub@redhat.com>
5226 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_const[48]u
5227 instead of DW_OP_addr for DW_OP_GNU_push_tls_address operand.
5228 (loc_list_from_tree): Likewise.
5229 (output_loc_operands): Handle outputting DW_OP_const[48]u
5230 with loc->dtprel set.
5231 (resolve_addr_in_expr): Handle loc->dtprel like DW_OP_addr.
5233 2010-07-08 Jan Hubicka <jh@suse.cz>
5235 * ipa.c: Include pointer-set.h
5236 (cgraph_externally_visible_p): New attribute ALIASED;
5237 when in LTO, hidden symbols are local unless they are aliased.
5238 (function_and_variable_visibility): Compute aliased nodes;
5239 handle LTO and hidden symbol on functions and vars.
5240 * cgraph.c (cgraph_make_decl_local): Clear NAMED_SECTION
5241 for COMDAT symbols; handle COMDAT_GROUPS also at vars.
5243 2010-07-08 Eric Botcazou <ebotcazou@adacore.com>
5245 * config/i386/cygming.h (STACK_CHECK_STATIC_BUILTIN): Define to 1.
5246 * config/i386/freebsd.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5247 * config/i386/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5248 * config/i386/linux64.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5249 * config/i386/sol2.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5250 * config/i386/i386.c (ix86_gen_adjust_stack_and_probe): New variable.
5251 (ix86_gen_probe_stack_range): Likewise.
5252 (override_options): Set them.
5253 (ix86_target_stack_probe): New function.
5254 (ix86_compute_frame_layout): Force use of push instructions to
5255 save registers if stack checking with probes is enabled.
5256 (get_scratch_register_on_entry): New function.
5257 (release_scratch_register_on_entry): Likewise.
5258 (ix86_adjust_stack_and_probe): Likewise.
5259 (output_adjust_stack_and_probe): Likewise.
5260 (ix86_emit_probe_stack_range): Likewise.
5261 (output_probe_stack_range): Likewise.
5262 (ix86_expand_prologue): Emit stack checking code if static built-in
5263 stack checking is enabled.
5264 Test ix86_target_stack_probe instead of TARGET_STACK_PROBE.
5265 * config/i386/i386-protos.h (ix86_target_stack_probe): Declare.
5266 (output_adjust_stack_and_probe): Likewise.
5267 (output_probe_stack_range): Likewise.
5268 * config/i386/i386.md (UNSPECV_PROBE_STACK_RANGE): New constant.
5269 (allocate_stack_worker_32): Test ix86_target_stack_probe instead of
5271 (allocate_stack_worker_64): Likewise.
5272 (allocate_stack): Likewise.
5273 (adjust_stack_and_probe): New insn.
5274 (probe_stack_range): Likewise.
5276 2010-07-08 Richard Guenther <rguenther@suse.de>
5278 PR tree-optimization/44831
5279 * tree-ssa-phiprop.c (phiprop_insert_phi): Properly build
5280 a MEM_REF preserving TBAA info of the original dereference.
5281 Dereference the original pointer if the address is not invariant.
5282 (propagate_with_phi): Fixup type checks wrt MEM_REFs. Require
5283 at least one invariant address that we are going to dereference.
5285 2010-07-08 Richard Guenther <rguenther@suse.de>
5287 PR tree-optimization/44861
5288 * tree-vect-stmts.c (vectorizable_store): Preserve TBAA
5289 information when building MEM_REFs.
5290 (vectorizable_load): Likewise.
5291 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
5293 2010-07-08 Eric Botcazou <ebotcazou@adacore.com>
5295 * config/sol2-c.c: Do not include diagnostic-core.h.
5297 2010-07-08 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5300 * cfgexpand.c (estimated_stack_frame_size): Make self-contained
5301 with respect to current_function_decl. Pass decl of the function.
5302 * tree-inline.h (estimated_stack_frame_size): Adjust prototype.
5303 * ipa-inline.c (compute_inline_parameters): Pass decl to
5304 estimated_stack_frame_size.
5306 2010-07-08 Richard Guenther <rguenther@suse.de>
5308 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
5310 (valueize_refs): Call it.
5312 2010-07-08 Richard Guenther <rguenther@suse.de>
5314 PR rtl-optimization/44838
5315 * tree-ssa-alias.c (indirect_refs_may_alias_p): When not in
5316 SSA form do not use pointer equivalence.
5318 2010-07-08 Eric Botcazou <ebotcazou@adacore.com>
5320 * dwarf2out.c (AT_linkage_name): Delete.
5321 (add_linkage_attr): New function.
5322 (add_linkage_name): Call it to emit the linkage attribute.
5323 (dwarf2out_finish): Likewise.
5324 (move_linkage_attr): Explicitly accept both attribute variants.
5326 2010-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
5328 * toplev.h: Do not include diagnostic-core.h.
5329 Include diagnostic-core.h in every file that includes toplev.h.
5330 * c-tree.h: Do not include toplev.h.
5331 * pretty-print.h: Update comment.
5332 * Makefile.in: Update dependencies.
5333 * alias.c: Include diagnostic-core.h in every file that includes
5335 * attribs.c: Likewise.
5336 * auto-inc-dec.c: Likewise.
5337 * bb-reorder.c: Likewise.
5338 * bt-load.c: Likewise.
5339 * caller-save.c: Likewise.
5340 * calls.c: Likewise.
5342 * cfganal.c: Likewise.
5343 * cfgbuild.c: Likewise.
5344 * cfgcleanup.c: Likewise.
5345 * cfghooks.c: Likewise.
5346 * cfgloop.c: Likewise.
5347 * combine.c: Likewise.
5348 * config/alpha/alpha.c: Likewise.
5349 * config/arc/arc.c: Likewise.
5350 * config/arm/arm.c: Likewise.
5351 * config/arm/pe.c: Likewise.
5352 * config/avr/avr.c: Likewise.
5353 * config/bfin/bfin.c: Likewise.
5354 * config/cris/cris.c: Likewise.
5355 * config/crx/crx.c: Likewise.
5356 * config/darwin-c.c: Likewise.
5357 * config/darwin.c: Likewise.
5358 * config/fr30/fr30.c: Likewise.
5359 * config/frv/frv.c: Likewise.
5360 * config/h8300/h8300.c: Likewise.
5361 * config/host-darwin.c: Likewise.
5362 * config/i386/i386.c: Likewise.
5363 * config/i386/netware.c: Likewise.
5364 * config/i386/nwld.c: Likewise.
5365 * config/i386/winnt-cxx.c: Likewise.
5366 * config/i386/winnt-stubs.c: Likewise.
5367 * config/i386/winnt.c: Likewise.
5368 * config/ia64/ia64-c.c: Likewise.
5369 * config/ia64/ia64.c: Likewise.
5370 * config/iq2000/iq2000.c: Likewise.
5371 * config/lm32/lm32.c: Likewise.
5372 * config/m32c/m32c-pragma.c: Likewise.
5373 * config/m32c/m32c.c: Likewise.
5374 * config/m32r/m32r.c: Likewise.
5375 * config/m68hc11/m68hc11.c: Likewise.
5376 * config/m68k/m68k.c: Likewise.
5377 * config/mcore/mcore.c: Likewise.
5378 * config/mep/mep-pragma.c: Likewise.
5379 * config/mep/mep.c: Likewise.
5380 * config/mmix/mmix.c: Likewise.
5381 * config/mn10300/mn10300.c: Likewise.
5382 * config/moxie/moxie.c: Likewise.
5383 * config/pa/pa.c: Likewise.
5384 * config/pdp11/pdp11.c: Likewise.
5385 * config/picochip/picochip.c: Likewise.
5386 * config/rs6000/rs6000-c.c: Likewise.
5387 * config/rs6000/rs6000.c: Likewise.
5388 * config/rx/rx.c: Likewise.
5389 * config/s390/s390.c: Likewise.
5390 * config/score/score.c: Likewise.
5391 * config/score/score3.c: Likewise.
5392 * config/score/score7.c: Likewise.
5393 * config/sh/sh.c: Likewise.
5394 * config/sh/symbian-base.c: Likewise.
5395 * config/sh/symbian-c.c: Likewise.
5396 * config/sh/symbian-cxx.c: Likewise.
5397 * config/sol2-c.c: Likewise.
5398 * config/sol2.c: Likewise.
5399 * config/sparc/sparc.c: Likewise.
5400 * config/spu/spu.c: Likewise.
5401 * config/stormy16/stormy16.c: Likewise.
5402 * config/v850/v850-c.c: Likewise.
5403 * config/v850/v850.c: Likewise.
5404 * config/vax/vax.c: Likewise.
5405 * config/vxworks.c: Likewise.
5406 * config/xtensa/xtensa.c: Likewise.
5407 * convert.c: Likewise.
5409 * cselib.c: Likewise.
5410 * dbgcnt.c: Likewise.
5411 * dbxout.c: Likewise.
5413 * dominance.c: Likewise.
5414 * emit-rtl.c: Likewise.
5415 * explow.c: Likewise.
5416 * expmed.c: Likewise.
5417 * fixed-value.c: Likewise.
5418 * fold-const.c: Likewise.
5419 * fwprop.c: Likewise.
5421 * ggc-common.c: Likewise.
5422 * ggc-page.c: Likewise.
5423 * ggc-zone.c: Likewise.
5424 * gimple-low.c: Likewise.
5425 * gimplify.c: Likewise.
5426 * graph.c: Likewise.
5427 * haifa-sched.c: Likewise.
5428 * ifcvt.c: Likewise.
5429 * implicit-zee.c: Likewise.
5430 * integrate.c: Likewise.
5431 * ira-build.c: Likewise.
5432 * ira-color.c: Likewise.
5433 * ira-conflicts.c: Likewise.
5434 * ira-costs.c: Likewise.
5435 * ira-lives.c: Likewise.
5437 * lists.c: Likewise.
5438 * loop-doloop.c: Likewise.
5439 * loop-iv.c: Likewise.
5440 * lto-opts.c: Likewise.
5441 * lto-symtab.c: Likewise.
5443 * modulo-sched.c: Likewise.
5444 * optabs.c: Likewise.
5445 * params.c: Likewise.
5446 * plugin.c: Likewise.
5447 * postreload-gcse.c: Likewise.
5448 * postreload.c: Likewise.
5449 * predict.c: Likewise.
5450 * profile.c: Likewise.
5452 * regcprop.c: Likewise.
5453 * reginfo.c: Likewise.
5454 * regmove.c: Likewise.
5455 * reorg.c: Likewise.
5456 * resource.c: Likewise.
5458 * rtlanal.c: Likewise.
5459 * sched-deps.c: Likewise.
5460 * sched-ebb.c: Likewise.
5461 * sched-rgn.c: Likewise.
5462 * sdbout.c: Likewise.
5463 * sel-sched-dump.c: Likewise.
5464 * sel-sched-ir.c: Likewise.
5465 * simplify-rtx.c: Likewise.
5467 * stor-layout.c: Likewise.
5468 * store-motion.c: Likewise.
5469 * targhooks.c: Likewise.
5470 * tree-cfg.c: Likewise.
5471 * tree-cfgcleanup.c: Likewise.
5472 * tree-dump.c: Likewise.
5473 * tree-eh.c: Likewise.
5474 * tree-inline.c: Likewise.
5475 * tree-nomudflap.c: Likewise.
5476 * tree-object-size.c: Likewise.
5477 * tree-optimize.c: Likewise.
5478 * tree-outof-ssa.c: Likewise.
5479 * tree-phinodes.c: Likewise.
5480 * tree-profile.c: Likewise.
5481 * tree-ssa-ccp.c: Likewise.
5482 * tree-ssa-coalesce.c: Likewise.
5483 * tree-ssa-live.c: Likewise.
5484 * tree-ssa-loop-niter.c: Likewise.
5485 * tree-ssa-loop-prefetch.c: Likewise.
5486 * tree-ssa-loop.c: Likewise.
5487 * tree-ssa-structalias.c: Likewise.
5488 * tree-ssa-uninit.c: Likewise.
5489 * tree-ssa.c: Likewise.
5490 * tree-vect-data-refs.c: Likewise.
5491 * tree-vect-loop-manip.c: Likewise.
5492 * tree-vect-loop.c: Likewise.
5493 * tree-vect-patterns.c: Likewise.
5494 * tree-vect-stmts.c: Likewise.
5495 * tree-vrp.c: Likewise.
5496 * varasm.c: Likewise.
5499 * xcoffout.c: Likewise.
5501 2010-07-07 Richard Sandiford <rdsandiford@googlemail.com>
5503 * gengtype.c (write_field_root): New function.
5504 (write_root): Use it.
5506 2010-07-07 Wei Guozhi <carrot@google.com>
5508 * config/arm/thumb2.md (peephole2 to convert zero_extract/compare
5509 of lowest bits to lshift/compare): Add a missing line.
5511 2010-07-07 Wei Guozhi <carrot@google.com>
5513 * config/arm/thumb2.md (peephole2 to convert zero_extract/compare
5514 of lowest bits to lshift/compare): New.
5516 2010-07-07 Tom Tromey <tromey@redhat.com>
5518 * doc/tm.texi: Update.
5519 * doc/tm.texi.in (SDB and DWARF) <TARGET_WANT_DEBUG_PUB_SECTIONS>:
5521 * target.def (want_debug_pub_sections): New hook.
5522 * config/darwin.h (TARGET_WANT_DEBUG_PUB_SECTIONS): Define.
5523 * dwarf2out.c (add_pubname_string): Check
5524 targetm.want_debug_pub_sections.
5525 (add_pubname): Likewise.
5526 (add_pubtype): Likewise.
5528 2010-07-07 Jie Zhang <jie@codesourcery.com>
5530 * genautomata.c (output_automata_list_min_issue_delay_code):
5531 Correctly decompress min_issue_delay.
5533 2010-07-07 Bernd Schmidt <bernds@codesourcery.com>
5535 PR rtl-optimization/44404
5536 * auto-inc-dec.c (find_inc): Avoid calling count_occurrences if
5537 possible, use reg_overlap_mentioned_p instead.
5539 2010-07-07 Duncan Sands <baldrick@free.fr>
5542 * tree.c (build_function_type_skip_args): Copy the original type using
5543 build_distinct_type_copy rather than copy_node.
5545 2010-07-07 H.J. Lu <hongjiu.lu@intel.com>
5548 * config/i386/i386.c (ix86_function_ms_hook_prologue): Revert
5550 (ix86_expand_prologue): Likewise.
5551 (ix86_handle_fndecl_attribute): Likewise.
5552 (ix86_asm_declare_function_name): Likewise.
5553 * config/i386/i386.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5554 * config/i386/cygming.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5555 (SUBTARGET_ASM_DECLARE_FUNCTION_NAME): Likewise.
5556 * config/i386/i386-protos.h (ix86_asm_declare_function_name): Likewise.
5557 * doc/extend.texi: Likewise.
5559 2010-07-07 H.J. Lu <hongjiu.lu@intel.com>
5562 * config/i386/i386.md (rdrand<mode>): Changed to expand to
5563 retry if the carry flag isn't valid.
5564 (rdrand<mode>_1): New.
5566 2010-07-07 Richard Guenther <rguenther@suse.de>
5569 * expr.c (expand_expr_real_1): Go the POINTER_PLUS_EXPR path
5570 for expanding the constant offset for MEM_REFs.
5572 2010-07-07 Richard Guenther <rguenther@suse.de>
5574 * tree-ssa-propagate.h (valid_gimple_call_p): Remove.
5575 * tree-ssa-propagate.c (valid_gimple_call_p): Make static. Fix.
5576 * gimple.h (is_gimple_operand): Remove.
5577 * gimple.c (is_gimple_operand): Likewise.
5578 (walk_gimple_op): Fix wi->val_only setting for calls.
5579 * tree-cfg.c (verify_gimple_call): Fix argument validation.
5580 * tree-profile.c (tree_gen_ic_func_profiler): Do not create
5581 invalid gimple calls.
5583 2010-07-06 Jan Hubicka <jh@suse.cz>
5585 * lto-cgraph.c (output_cgraph): Add missing declaration.
5587 2010-07-06 Jan Hubicka <jh@suse.cz>
5589 * lto-cgraph.c (output_cgraph): Output toplevel asms only into first
5592 2010-07-06 Alexandre Oliva <aoliva@redhat.com>
5594 * doc/gimple.texi (GIMPLE_DEBUG): Document.
5595 * doc/rtl.texi (Debug Information): New node.
5596 (NOTE_INSN_VAR_LOCATION): Document.
5597 (debug_insn): Likewise.
5598 * doc/generic.texi (DEBUG_EXPR_DECL): Document.
5600 2010-07-07 Jan Hubicka <jh@suse.cz>
5602 With parts by Richard Guenther.
5605 * tree-ssa-uninit.c (ssa_undefined_value_p): Result decl is defined
5606 for functions passed by reference.
5607 * tree.c (needs_to_live_in_memory): RESULT_DECL don't need to live
5608 in memory when passed by reference.
5609 * tree-ssa-ccp.c (get_default_value): Only VAR_DECL is undefined at
5611 * ipa-split.c (split_function): Cleanup way return value is passed;
5612 handle SSA DECL_BY_REFERENCE retvals.
5613 * tree-ssa.c (verify_def): Verify that RESULT_DECL is read only when
5614 DECL_BY_REFERENCE is set.
5615 * tree-ssa-structalias.c (get_constraint_for_ssa_var, get_fi_for_callee,
5616 find_what_p_points_to): Handle RESULT_DECL.
5617 * tree-inline.c (declare_return_variable): Get new entry_block argument;
5618 when passing by reference ensure that RESULT_DECL is gimple_val.
5619 (remap_gimple_op_r): Remap RESULT_DECL ssa name.
5620 (remap_gimple_stmt): Handle SSA DECL_BY_REFERENCE returns.
5622 2010-07-07 Bernd Schmidt <bernds@codesourcery.com>
5624 PR rtl-optimization/44787
5625 * config/arm/arm.md (arith_shiftsi): Allow stack pointer in operand 2.
5626 * config/arm/thumb2.md (thumb2_arith_shiftsi): Likewise.
5628 2010-07-06 Jan Hubicka <jh@suse.cz>
5630 * lto-symtab.c (lto_cgraph_replace_node): Handle aliases.
5631 (lto_symtab_resolve_can_prevail_p): Also alias of cgraph node
5632 with body can prevail.
5633 (lto_symtab_resolve_symbols): Use cgraph_get_node_or_alias.
5634 (lto_symtab_merge_cgraph_nodes_1): Do not remove nodes from aliases.
5635 * cgraph.c (cgraph_get_node_or_alias): New function.
5636 * cgraph.h (cgraph_get_node_or_alias): Declare.
5638 2010-07-06 Kai Tietz <kai.tietz@onevision.com>
5640 * config/i386/i386.c (ix86_function_ms_hook_prologue): Enable x64
5642 (ix86_expand_prologue): Likewise.
5643 (ix86_handle_fndecl_attribute): Likewise.
5644 (ix86_asm_declare_function_name): New function for
5645 ASM_DECLARE_FUNCTION_NAME.
5646 * config/i386/i386.h (ASM_DECLARE_FUNCTION_NAME): New macro.
5647 * config/i386/cygming.h (ASM_DECLARE_FUNCTION_NAME): Removed.
5648 (SUBTARGET_ASM_DECLARE_FUNCTION_NAME): New macro.
5649 * config/i386/i386-protos.h (ix86_asm_declare_function_name): New.
5650 * doc/extend.texi: Adjust documentation about ms_hook_prologue
5653 2010-07-06 Uros Bizjak <ubizjak@gmail.com>
5655 * config/i386/i386.md (immediate_operand): New mode attribute.
5657 (pro_epilogue_adjust_stack_<mode>_1): Macroize insn from
5658 pro_epilogue_adjust_stack and pro_epilogue_adjust_stack_rex64
5659 using P mode iterator.
5660 (pro_epilogue_adjust_stack_di_2): Rename from
5661 pro_epilogue_adjust_stack_rex64_2.
5663 * config/i386/i386.c (pro_epilogue_adjust_stack): Update for rename.
5665 2010-07-06 Uros Bizjak <ubizjak@gmail.com>
5667 * config/i386/i386.md (insv): Call gen_movdi_insv1 or gen_movsi_insv1
5668 through gen_mov_insv_1 function pointer.
5669 (fmod<mode>3): Call gen_truncxf<mode>2_i387_noop_unspec or
5670 gen_truncxf<mode>2 through gen_truncxf function pointer.
5671 (remainder<mode>3): Ditto.
5672 (cmpstrnsi): Rename cmp_insn function pointer to gen_cmp.
5673 (allocate_stack): Call gen_allocate_stack_worker_64 or
5674 gen_allocate_stack_worker_32 through gen_allocate_stack_worker
5676 (probe_stack): Call gen_iordi3 or gen_iorsi3 through gen_ior3
5679 2010-07-06 Uros Bizjak <ubizjak@gmail.com>
5681 * config/i386/i386.md (*add<mode>3_cconly_overflow): Use <g>
5682 operand constraint instead of <r><i>m.
5684 2010-07-06 Richard Guenther <rguenther@suse.de>
5687 * convert.c (convert_to_integer): Watch out for overflowing
5690 2010-07-05 Jan Hubicka <jh@suse.cz>
5692 * lto-streamer.c (write_symbol_vec): Rename to ...
5693 (write_symbol) ... this one; write only symbol given and when
5694 present in cache. Sanity check that what is defined is present
5695 in cgraph/varpool with body/finalized decl.
5696 (write_symbols_of_kind): Remove.
5697 (produce_symtab): Take outputblock and sets; use cgraph/varpool/alias
5698 pairs to produce symtab.
5699 (produce_asm_for_decls): Update call of produce_symtab; don't do so
5700 when doing WPA streaming.
5702 2010-07-05 Jan Hubicka <jh@suse.cz>
5704 * gimple-fold.c (gimple_fold_obj_type_ref_known_binfo): Check that
5705 function is still available to fold into.
5707 2010-07-05 Nathan Froyd <froydnj@codesourcery.com>
5709 * vec.h (FOR_EACH_VEC_ELT_REVERSE): New macro.
5710 * function.h (struct_function): Change type of local_decls field
5712 (add_local_decl): New function.
5713 (FOR_EACH_LOCAL_DECL): New macro.
5714 * cfgexpand.c (init_vars_expansion): Adjust for new type of
5716 (estimated_stack_frame_size): Likewise.
5717 (expand_used_vars): Likewise.
5718 * cgraphbuild.c (build_cgraph_edges): Likewise.
5719 * function.c (instantiate_decls_1): Likewise.
5720 * ipa-struct-reorg.c (build_data_structure): Likewise.
5721 * ipa-type-escape.c (analyze_function): Likewise.
5722 * lto-streamer-in.c (input_function): Likewise.
5723 * lto-streamer-out.c (output_function): Likewise.
5724 * tree-ssa-live.c (remove_unused_locals): Likewise.
5725 * tree.c (free_lang_data_in_decl): Likewise.
5726 (find_decls_types_in_node): Likewise.
5727 * omp-low.c (remove_exit_barrier): Likewise.
5728 (expand_omp_taskreg): Likewise.
5729 (list2chain): Rename to...
5730 (vec2chain): ...this. Adjust.
5731 * cgraphunit.c (assemble_thunk): Call add_local_decl.
5732 * tree-cfg.c (replace_by_duplicate_decl): Likewise.
5733 * gimple-low.c (record_vars_into): Likewise.
5734 * tree-inline.c (remap_decls): Likewise.
5735 (declare_return_variable): Likewise.
5736 (declare_inline_vars): Likewise.
5737 (copy_forbidden): Adjust for new type of cfun->local_decls.
5738 (add_local_variables): New function.
5739 (expand_call_inline): Call it.
5740 (tree_function_versioning): Likewise.
5742 2010-07-05 H.J. Lu <hongjiu.lu@intel.com>
5744 AVX Programming Reference (June, 2010)
5745 * config/i386/cpuid.h (bit_F16C): New.
5746 (bit_RDRND): Likewise.
5747 (bit_FSGSBASE): Likewise.
5749 * config/i386/i386-builtin-types.def: Add
5750 "DEF_FUNCTION_TYPE (UINT16)", function types for
5751 float16 <-> float conversions and
5752 "DEF_FUNCTION_TYPE (VOID, UINT64)".
5754 * config/i386/i386-c.c (ix86_target_macros_internal): Support
5755 OPTION_MASK_ISA_FSGSBASE, OPTION_MASK_ISA_RDRND and
5756 OPTION_MASK_ISA_F16C.
5758 * config/i386/i386.c (OPTION_MASK_ISA_FSGSBASE_SET): New.
5759 (OPTION_MASK_ISA_RDRND_SET): Likewise.
5760 (OPTION_MASK_ISA_F16C_SET): Likewise.
5761 (OPTION_MASK_ISA_FSGSBASE_UNSET): Likewise.
5762 (OPTION_MASK_ISA_RDRND_UNSET): Likewise.
5763 (OPTION_MASK_ISA_F16C_UNSET): Likewise.
5764 (OPTION_MASK_ISA_AVX_UNSET): Add OPTION_MASK_ISA_F16C_UNSET.
5765 (ix86_handle_option): Handle OPT_mfsgsbase, OPT_mrdrnd and OPT_mf16c.
5766 (ix86_target_string): Support -mfsgsbase, -mrdrnd and -mf16c.
5767 (pta_flags): Add PTA_FSGSBASE, PTA_RDRND and PTA_F16C.
5768 (override_options): Handle them.
5769 (ix86_valid_target_attribute_inner_p): Handle fsgsbase, rdrnd and f16c.
5770 (ix86_builtins): Add IX86_BUILTIN_RDFSBASE32,
5771 IX86_BUILTIN_RDFSBASE64, IX86_BUILTIN_RDGSBASE32,
5772 IX86_BUILTIN_RDGSBASE64, IX86_BUILTIN_WRFSBASE32,
5773 IX86_BUILTIN_WRFSBASE64, IX86_BUILTIN_WRGSBASE32,
5774 IX86_BUILTIN_WRGSBASE64, IX86_BUILTIN_RDRAND16,
5775 IX86_BUILTIN_RDRAND32, IX86_BUILTIN_RDRAND64,
5776 IX86_BUILTIN_CVTPH2PS, IX86_BUILTIN_CVTPH2PS256,
5777 IX86_BUILTIN_CVTPS2PH and IX86_BUILTIN_CVTPS2PH256.
5778 (bdesc_args): Likewise.
5779 (ix86_expand_args_builtin): Handle V8SF_FTYPE_V8HI,
5780 V4SF_FTYPE_V8HI, V8HI_FTYPE_V8SF_INT and V8HI_FTYPE_V4SF_INT.
5781 (ix86_expand_special_args_builtin): Handle VOID_FTYPE_UINT64,
5782 VOID_FTYPE_UNSIGNED, UNSIGNED_FTYPE_VOID and UINT16_FTYPE_VOID.
5783 Handle non-memory store.
5785 * config/i386/i386.h (TARGET_FSGSBASE): New.
5786 (TARGET_RDRND): Likewise.
5787 (TARGET_F12C): Likewise.
5789 * config/i386/i386.md (UNSPEC_VCVTPH2PS): New.
5790 (UNSPEC_VCVTPS2PH): Likewise.
5791 (UNSPECV_RDFSBASE): Likewise.
5792 (UNSPECV_RDGSBASE): Likewise.
5793 (UNSPECV_WRFSBASE): Likewise.
5794 (UNSPECV_WRGSBASE): Likewise.
5795 (UNSPECV_RDRAND): Likewise.
5796 (rdfsbase<mode>): Likewise.
5797 (rdgsbase<mode>): Likewise.
5798 (wrfsbase<mode>): Likewise.
5799 (wrgsbase<mode>): Likewise.
5800 (rdrand<mode>): Likewise.
5802 * config/i386/i386.opt: Add -mfsgsbase, -mrdrnd and -mf16c.
5804 * config/i386/immintrin.h (_rdrand_u16): New.
5805 (_rdrand_u32): Likewise.
5806 (_readfsbase_u32): Likewise.
5807 (_readfsbase_u64): Likewise.
5808 (_readgsbase_u32): Likewise.
5809 (_readgsbase_u64): Likewise.
5810 (_writefsbase_u32): Likewise.
5811 (_writefsbase_u64): Likewise.
5812 (_writegsbase_u32): Likewise.
5813 (_writegsbase_u64): Likewise.
5814 (_rdrand_u64): Likewise.
5815 (_cvtsh_ss): Likewise.
5816 (_mm_cvtph_ps): Likewise.
5817 (_mm256_cvtph_ps): Likewise.
5818 (_cvtss_sh): Likewise.
5819 (_mm_cvtps_ph): Likewise.
5820 (_mm256_cvtps_ph): Likewise.
5822 * config/i386/sse.md (vcvtph2ps): New.
5823 (*vcvtph2ps_load): Likewise.
5824 (vcvtph2ps256): Likewise.
5825 (vcvtps2ph): Likewise.
5826 (*vcvtps2ph): Likewise.
5827 (*vcvtps2ph_store): Likewise.
5828 (vcvtps2ph256): Likewise.
5830 * doc/extend.texi: Document FSGSBASE and RDRND built-in functions.
5832 * doc/invoke.texi: Document -mfsgsbase, -mrdrnd and -mf16c.
5834 2010-07-05 Joern Rennecke <joern.rennecke@embecosm.com>
5837 * genenums.c (main): Output include of insn-constants.h
5838 * Makefile.in (insn-enums.o): Depend on insn-constants.h.
5840 2010-07-05 Uros Bizjak <ubizjak@gmail.com>
5842 * config/i386/i386.c (ix86_gen_allocate_stack_worker): New.
5843 (override_options): Initialize it.
5844 (ix86_expand_prologue): Use it.
5846 2010-07-05 Jakub Jelinek <jakub@redhat.com>
5848 * tree-nrv.c (tree_nrv): Set DECL_VALUE_EXPR on found to result.
5850 2010-07-05 Anatoly Sokolov <aesok@post.ru>
5852 * double-int.h (fit_double_type): Remove declaration.
5853 * double-int.c (fit_double_type): Remove function.
5854 * tree.h (int_fits_type_p): Adjust prototype.
5855 * tree.c (int_fits_type_p): Return bool. Use double_int_fits_to_tree_p
5856 instead of fit_double_type.
5857 (build_int_cst_type): Use double_int_to_tree and shwi_to_double_int
5858 instead of fit_double_type and build_int_cst_wide.
5859 * builtins.c (): Use double_int_fits_to_tree_p and double_int_to_tree
5860 instead of fit_double_type and build_int_cst_wide.
5861 (fold_builtin_object_size): Use double_int_fits_to_tree_p instead
5864 2010-07-05 Jan Hubicka <jh@suse.cz>
5866 * cgraph.h (cgraph_node, cgraph_varpool_node): Update docmentation of
5868 * lto-cgraph.c (referenced_from_other_partition_p,
5869 reachable_from_other_partition_p): Use in_other_partition flags.
5870 (output_node, output_varpool_node): COMDAT nodes always have private
5871 copies and thus are never used from other partition.
5873 2010-07-05 Anatoly Sokolov <aesok@post.ru>
5875 * config/ia64/ia64.h (MEMORY_MOVE_COST): Remove macro.
5876 * config/ia64/t-ia64 (ia64.o): Depend on reload.h.
5877 * config/ia64/ia64.c Include reload.h.
5878 (ia64_memory_move_cost): New function.
5879 (TARGET_MEMORY_MOVE_COST): Define.
5880 (ia64_register_move_cost): Replace MEMORY_MOVE_COST with
5883 2010-07-05 Sandra Loosemore <sandra@codesourcery.com>
5886 * tree-ssa-loop-ivopts.c (determine_set_costs): Delete obsolete
5887 comments about cost model.
5888 (try_add_cand_for): Add second strategy for choosing initial set
5889 based on original IVs, controlled by ORIGINALP argument.
5890 (get_initial_solution): Add ORIGINALP argument.
5891 (find_optimal_iv_set_1): New function, split from find_optimal_iv_set.
5892 (find_optimal_iv_set): Try two different strategies for choosing
5893 the IV set, and return the one with lower cost.
5895 2010-07-05 Richard Guenther <rguenther@suse.de>
5897 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Copy alias info.
5899 2010-07-05 Richard Guenther <rguenther@suse.de>
5901 * tree.c (reference_alias_ptr_type): New function.
5902 * tree.h (reference_alias_ptr_type): Declare.
5903 * tree-ssa-loop-ivopts.c (copy_ref_info): Restructure to
5904 allow non-TARGET_MEM_REF new refs.
5905 (rewrite_use_address): Pass old alias pointer type to create_mem_ref.
5906 * tree-ssa-address.c (create_mem_ref_raw): Get alias pointer type.
5907 Build a MEM_REF instead of a TARGET_MEM_REF if possible.
5908 (create_mem_ref): Get alias pointer type. Adjust calls to
5910 (maybe_fold_tmr): Likewise.
5911 * tree-flow.h (create_mem_ref): Adjust prototype.
5913 2010-07-05 Jakub Jelinek <jakub@redhat.com>
5916 * gimplify.c (gimplify_modify_expr): Only SET_DECL_DEBUG_EXPR if
5917 *from_p is VAR_DECL.
5919 2010-07-05 Nathan Froyd <froydnj@codesourcery.com>
5921 * tree.h (build_call_list): Remove.
5922 * tree.c (build_call_list): Remove.
5924 2010-07-05 Richard Guenther <rguenther@suse.de>
5926 * double-int.h (double_int_sub): Declare.
5927 * double-int.c (double_int_sub): New function.
5928 * dwarf2out.c (field_byte_offset): Use it.
5929 * fixed-value.c (do_fixed_add): Likewise.
5930 (do_fixed_multiply): Likewise.
5931 (do_fixed_divide): Likewise.
5932 * tree-predcom.c (add_ref_to_chain): Likewise.
5933 (determine_roots_comp): Likewise.
5934 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Likewise.
5936 2010-07-05 Nathan Froyd <froydnj@codesourcery.com>
5938 * vec.h (VEC_splice, VEC_safe_splice): New macros. Add function
5941 2010-07-05 Bernd Schmidt <bernds@codesourcery.com>
5943 * config/arm/arm.c (get_arm_condition_code): Remove CC_NOTBmode case.
5944 * arm-modes.def (CC_NOTB): Don't define.
5945 * config/arm/arm.md (arm_adddi3): Generate canonical RTL.
5946 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
5947 (LTUGEU): New code_iterator.
5948 (cnb, optab): New corresponding code_attrs.
5949 (addsi3_carryin_<optab>): Renamed from addsi3_carryin. Change pattern
5950 to canonical form. Operands 1 and 2 are commutative. Parametrize
5952 (addsi3_carryin_shift_<optab>): Likewise.
5953 (addsi3_carryin_alt2_<optab>): Renamed from addsi3_carryin_alt2.
5954 Operands 1 and 2 are commutative. Parametrize using LTUGEU.
5955 (addsi3_carryin_alt1, addsi3_carryin_alt3): Remove.
5956 (subsi3_compare): Renamed from subsi3_compare0_c.
5957 Change CC_NOTB to CC.
5958 (arm_subsi3_insn): Allow constants for operand 0.
5959 (compare_scc peephole for eq case): New.
5960 (compare_scc splitters): Change CC_NOTB to CC.
5962 2010-07-05 Richard Guenther <rguenther@suse.de>
5964 * tree-ssa-loop-im.c (for_each_index): Do not handle
5966 (gen_lsm_tmp_name): Likewise.
5967 * tree-dump.c (dequeue_and_dump): Likewise.
5968 * tree-pretty-print.c (dump_generic_node): Likewise.
5969 (op_code_prio): Likewise.
5970 (op_symbol_code): Likewise.
5971 * tree.c (staticp): Likewise.
5972 (build1_stat): Likewise.
5973 * tree.h (INDIRECT_REF_P): Likewise.
5974 * fold-const.c (maybe_lvalue_p): Likewise.
5975 (operand_equal_p): Likewise.
5976 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5977 (ao_ref_init_from_vn_reference): Likewise.
5978 * tree-ssa-loop-ivopts.c (idx_find_step): Likewise.
5979 (find_interesting_uses_address): Likewise.
5980 * dwarf2out.c (loc_list_from_tree): Likewise.
5981 * gimplify.c (gimplify_expr): Likewise.
5982 * tree-eh.c (tree_could_trap_p): Likewise.
5983 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5984 * cfgexpand.c (expand_debug_expr): Likewise.
5985 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
5986 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
5987 * tree-cfg.c (verify_types_in_gimple_min_lval): Likewise.
5988 * config/rs6000/rs6000 (rs6000_check_sdmode): Likewise.
5989 * tree-ssa-operands.c (get_expr_operands): Likewise.
5990 * expr.c (safe_from_p): Likewise.
5991 (expand_expr_real_1): Likewise. TER BIT_AND_EXPRs into MEM_REFs.
5992 * tree-vect-data-refs.c (vect_setup_realignment): Build
5993 BIT_AND_EXPR and MEM_REF instead of ALIGN_INDIRECT_REF.
5994 * tree-vect-stmts.c (vectorizable_load): Likewise.
5995 * tree.def (ALIGN_INDIRECT_REF): Remove.
5997 2010-07-05 Richard Guenther <rguenther@suse.de>
5999 PR tree-optimization/44784
6000 * tree-ssa-pre.c (bitmap_find_leader): Fix dominance check
6002 (find_or_generate_expression): Fix SCCVN insertion check.
6004 2010-07-05 Nathan Sidwell <nathan@codesourcery.com>
6006 * config/rs6000/e500crtsavg64gprctr.asm: Correct done label name.
6007 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
6008 * config/rs6000/e500crtres64gprctr.asm: Likewise. Add FUNC_END
6011 2010-07-05 Ira Rosen <irar@il.ibm.com>
6013 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Skip
6014 statements that are not vectorized.
6015 * tree-vect-stmts.c (vect_get_load_cost): Update the value stored
6018 2010-07-05 Mikael Pettersson <mikpe@it.uu.se>
6021 * config/arm/arm.c (arm_attr_length_move_neon): Delete regno.
6023 2010-07-05 Richard Guenther <rguenther@suse.de>
6025 * tree-cfg.c (verify_gimple_return): Handle DECL_BY_REFERENCE
6026 RESULT_DECLs properly.
6028 2010-07-04 H.J. Lu <hongjiu.lu@intel.com>
6030 PR rtl-optimization/44695
6031 * config/i386/i386.md (extract_code): Removed.
6032 (<u>divmodqi4): Likewise.
6034 (udivmodqi4): Likewise.
6035 (divmodhiqi3): Change div/mod to HImode and extend operand 2 to HImode.
6036 (udivmodhiqi3): Likewise.
6038 2010-07-04 Jan Hubicka <jh@suse.cz>
6040 * lto-cgraph.c (input_edge): Do not care about resolution decisions.
6042 2010-07-04 Jan Hubicka <jh@suse.cz>
6044 * cgraphunit.c (init_cgraph): Only initialize dump file if it
6045 is not already initialized.
6047 2010-07-04 Richard Sandiford <rdsandiford@googlemail.com>
6049 * optabs.h (reload_in_optab, reload_out_optab, code_to_optab)
6050 (vcond_gen_code, vcondu_gen_code, movmem_optab, setmem_optab)
6051 (cmpstr_optab, cmpstrn_optab, cmpmem_optab, sync_add_optab)
6052 (sync_sub_optab, sync_ior_optab, sync_and_optab, sync_xor_optab)
6053 (sync_nand_optab, sync_old_add_optab, sync_old_sub_optab)
6054 (sync_old_ior_optab, sync_old_and_optab, sync_old_xor_optab)
6055 (sync_old_nand_optab, sync_new_add_optab, sync_new_sub_optab)
6056 (sync_new_ior_optab, sync_new_and_optab, sync_new_xor_optab)
6057 (sync_new_nand_optab): Redefine as macros.
6058 (sync_compare_and_swap, sync_lock_test_and_set, sync_lock_release):
6060 (direct_optab_index): New enum.
6061 (direct_optab_d): New structure.
6062 (direct_optab): New typedef.
6063 (direct_optab_table): Declare.
6064 (direct_optab_handler, set_direct_optab_handler): New functions.
6065 (sync_compare_and_swap_optab, sync_lock_test_and_set_optab)
6066 (sync_lock_release_optab): New macros.
6067 * optabs.c (direct_optab_table): New variable.
6068 (movcc_gen_code, vcond_gen_code, vcondu_gen_code): Delete.
6069 (prepare_cmp_insn): Use direct_optab_handler for cmpmem_optab,
6070 cmpstr_optab and cmpstrn_optab.
6071 (emit_conditional_move): Likewise for movcc_optab.
6072 (can_conditionally_move_p): Likewise for movcc_gen_code.
6073 (init_insn_codes): Clear direct_optab_table.
6074 (init_optabs): Don't initialize the new "direct optabs" here.
6075 (get_vcond_icode): Use direct_optab_handler for vcondu_gen_code and
6077 (expand_val_compare_and_swap): Likewise sync_compare_and_swap_optab.
6078 (expand_bool_compare_and_swap): Likewise sync_compare_and_swap_optab.
6079 (expand_compare_and_swap_loop): Likewise sync_compare_and_swap_optab.
6080 (expand_sync_operation): Likewise other sync_*_optabs.
6081 (expand_sync_fetch_operation): Likewise. Rename sync_compare_and_swap
6082 to sync_compare_and_swap_optab.
6083 (expand_sync_lock_test_and_set): Use direct_optab_handler for
6084 sync_lock_test_and_set and sync_compare_and_swap, adding "_optab"
6085 to the names of both.
6086 * builtins.c (expand_builtin_strcmp): Use direct_optab_handler for
6087 cmpstr_optab and cmpstrn_optab.
6088 (expand_builtin_lock_release): Likewise sync_lock_release.
6089 * expr.c (movmem_optab, setmem_optab, cmpstr_optab, cmpstrn_optab)
6090 (cmpmem_optab, sync_add_optab, sync_sub_optab, sync_ior_optab)
6091 (sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab)
6092 (sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab)
6093 (sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab)
6094 (sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab)
6095 (sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap)
6096 (sync_lock_test_and_set, sync_lock_release): Delete.
6097 (emit_block_move_via_movmem): Use direct_optab_handler for movmem_optab.
6098 (emit_block_move_via_setmem): Use direct_optab_handler for setmem_optab.
6099 * genopinit.c (optabs): Use set_direct_optab_handler for the new
6101 * omp-low.c (expand_omp_atomic_fetch_op): Update the type of
6102 the "optab" local variable. Use direct_optab_handler for optab and
6103 sync_compare_and_swap_optab.
6104 * reload1.c (reload_in_optab, reload_out_optab): Delete.
6105 * targhooks.c (default_secondary_reload): Use direct_optab_handler for
6106 reload_in_optab and reload_out_optab.
6107 * config/alpha/alpha.c (alpha_secondary_reload): Likewise.
6108 * config/frv/frv.c (frv_alloc_temp_reg): Likewise.
6109 * config/pa/pa.c (pa_secondary_reload): Likewise.
6110 * java/builtins.c (compareAndSwapInt_builtin): Use direct_optab_handler
6111 for sync_compare_and_swap, renaming it to sync_compare_and_swap_optab.
6112 (compareAndSwapLong_builtin, compareAndSwapObject_builtin): Likewise.
6113 (VMSupportsCS8_builtin): Likewise.
6115 2010-07-04 Richard Sandiford <rdsandiford@googlemail.com>
6117 * optabs.h (optab_handlers): Change type of insn_code to int.
6118 (optab_handler, set_optab_handler, convert_optab_handler)
6119 (set_convert_optab_handler): Treat the insn_code field as "insn_code -
6121 * optabs.c (optab_table, convert_optab_table): Always zero-initialize.
6122 (init_insn_codes): Zero both the above arrays.
6123 (init_optabs): Never call init_insn_codes first time around.
6125 2010-07-04 Richard Sandiford <rdsandiford@googlemail.com>
6127 * optabs.h (optab_handler, convert_optab_handler): Turn into
6128 inline functions that return an insn code.
6129 (set_optab_handler, set_convert_optab_handler): New functions.
6130 * builtins.c: Replace optab_handler(X)->insn_code with
6131 optab_handler or set_optab_handler thoughout. Likewise
6132 convert_optab_handler(X)->insn_code with convert_optab_handler
6133 and set_convert_optab_handler.
6134 * expmed.c, expr.c, genopinit.c, ifcvt.c, optabs.c, reload.c,
6135 reload1.c, stmt.c, targhooks.c, tree-ssa-loop-prefetch.c,
6136 tree-ssa-math-opts.c, tree-vect-data-refs.c, tree-vect-generic.c,
6137 tree-vect-loop.c, tree-vect-patterns.c, tree-vect-slp.c,
6138 tree-vect-stmts.c, config/m32c/m32c.c, config/rs6000/rs6000.c,
6139 config/spu/spu.c: Likewise.
6141 2010-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
6144 * config.gcc (sh*-*-*): Use regular expressions instead of
6145 the 'i' modifier for sed substitutions.
6147 2010-07-04 Jeremie Salvucci <jeremie.salvucci@free.fr>
6149 * gimple.c (gimple_body): Comments added.
6151 2010-07-04 Richard Guenther <rguenther@suse.de>
6154 * gimplify.c (gimplify_expr): Properly build a MEM_REF instead
6157 2010-07-04 Richard Guenther <rguenther@suse.de>
6159 PR tree-optimization/44479
6160 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Avoid
6161 extra SSA name copy statements which preserves points-to
6163 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
6164 Copy points-to information for all pointers. Properly handle
6166 (vect_create_data_ref_ptr): Likewise. Avoid extra SSA name
6168 * Makefile.in (tree-ssa-loop-ivopts.o): Add tree-ssa-propagate.h
6171 2010-07-04 Richard Guenther <rguenther@suse.de>
6174 * tree-inline.c (initialize_inlined_parameters): Do not
6175 re-use pointer-map slot over remap_type call.
6177 2010-07-04 Richard Guenther <rguenther@suse.de>
6179 * tree-ssa-sccvn.c (vn_reference_lookup_3): Fix last commit.
6181 2010-07-04 Richard Guenther <rguenther@suse.de>
6183 PR tree-optimization/44656
6184 * tree-ssa-sccvn.c (vn_reference_lookup_3): Try disambiguation
6185 again after value-replacing in the defintions lhs.
6187 2010-07-04 Ira Rosen <irar@il.ibm.com>
6188 Revital Eres <eres@il.ibm.com>
6190 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST):
6191 Document new arguments.
6192 * doc/tm.texi: Regenerate.
6193 * targhooks.c (default_builtin_vectorization_cost): Add new arguments.
6194 Handle unaligned store.
6195 * targhooks.h (default_builtin_vectorization_cost): Add new arguments.
6196 * target.def (builtin_vectorization_cost): Add new arguments.
6197 * target.h (enum vect_cost_for_stmt): Add unaligned_store.
6198 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Take number
6199 of iterations of prolog loop directly from LOOP_PEELING_FOR_ALIGNMENT.
6200 (vect_vfa_segment_size): Fix indentation.
6201 * tree-vectorizer.h (struct _vect_peel_info): New.
6202 (struct _vect_peel_extended_info): New.
6203 (struct _loop_vec_info): Add new field for peeling hash table and a
6204 macro for its access.
6205 (VECT_MAX_COST): Define.
6206 (vect_get_load_cost): Declare.
6207 (vect_get_store_cost, vect_get_known_peeling_cost,
6208 vect_get_single_scalar_iteraion_cost): Likewise.
6209 (vect_supportable_dr_alignment): Add new argument.
6210 * tree-vect-loop.c (new_loop_vec_info): Initialize peeling hash table
6212 (destroy_loop_vec_info): Free peeling hash table.
6213 (vect_analyze_loop_form): Update call to builtin_vectorization_cost.
6214 (vect_analyze_loop): Move vect_enhance_data_refs_alignment before
6215 vect_analyze_slp. Fix indentation.
6216 (vect_get_single_scalar_iteraion_cost): New function.
6217 (vect_get_known_peeling_cost): Likewise.
6218 (vect_estimate_min_profitable_iters): Rename byte_misalign to npeel.
6219 Call vect_get_single_scalar_iteraion_cost instead of cost_for_stmt per
6220 statement. Move outside cost calculation inside unknown peeling case.
6221 Call vect_get_known_peeling_cost for known amount of peeling.
6222 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Add data
6223 reference to the print message of forced alignment.
6224 (vect_verify_datarefs_alignment): Update call to
6225 vect_supportable_dr_alignment.
6226 (vect_get_data_access_cost): New function.
6227 (vect_peeling_hash, vect_peeling_hash_eq, vect_peeling_hash_insert,
6228 vect_peeling_hash_get_most_frequent, vect_peeling_hash_get_lowest_cost,
6229 vect_peeling_hash_choose_best_peeling): Likewise.
6230 (vect_enhance_data_refs_alignment): Fix documentation. Use hash table
6231 to store all the accesses in the loop and find best possible access to
6232 align using peeling for known alignment case. For unknown alignment
6233 check if stores are preferred or if peeling is worthy.
6234 (vect_find_same_alignment_drs): Analyze pairs of loads too.
6235 (vect_supportable_dr_alignment): Add new argument and check aligned
6236 accesses according to it.
6237 * tree-vect-stmts.c (vect_get_stmt_cost): New function.
6238 (cost_for_stmt): Call vect_get_stmt_cost.
6239 (vect_model_simple_cost): Likewise.
6240 (vect_model_store_cost): Call vect_get_stmt_cost. Call
6241 vect_get_store_cost to calculate the cost of the statement.
6242 (vect_get_store_cost): New function.
6243 (vect_model_load_cost): Call vect_get_stmt_cost. Call
6244 vect_get_load_cost to calculate the cost of the statement.
6245 (vect_get_load_cost): New function.
6246 (vectorizable_store): Update call to vect_supportable_dr_alignment.
6247 (vectorizable_load): Likewise.
6248 * config/spu/spu.c (spu_builtin_vectorization_cost): Add new arguments.
6249 * config/i386/i386.c (ix86_builtin_vectorization_cost): Add new
6250 arguments. Handle unaligned store.
6251 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): New.
6252 (rs6000_builtin_support_vector_misalignment): Return true for word and
6253 double word alignments for VSX.
6254 * tree-vect-slp.c (vect_build_slp_tree): Update calls to
6255 vect_supportable_dr_alignment and builtin_vectorization_cost.
6257 2010-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6260 * config/pa/predicates.md (prefetch_cc_operand): Remove.
6261 (prefetch_nocc_operand): Likewise.
6262 * config/pa/pa.md (prefetch): Revise expander to use prefetch_20.
6263 (prefetch_20): New insn.
6264 (prefetch_cc): Remove.
6265 (prefetch_nocc): Likewise.
6267 2010-07-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
6269 * expr.c (vector_mode_valid_p): Move to c-common.c.
6270 * expr.h (vector_mode_valid_p): Do not declare here.
6271 * system.h: Poison GCC_EXPR_H in front-ends.
6272 * Makefile.in: Update dependencies.
6274 2010-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6277 * config/pa/pa.h (GO_IF_LEGITIMATE_ADDRESS): Reject LABEL_REF.
6279 2010-07-03 Jan Hubicka <jh@suse.cz>
6281 * timevar.def (TV_OUT_OF_SSA, TV_VAR_EXPAND, TV_POST_EXPAND,
6282 TV_VAR_TRACKING_DATAFLOW, TV_VAR_TRACKING_EMIT): New timevars.
6283 * cfgexpand.c (gimple_expand_cfg): Use new timevars.
6284 * var-tracking.c (vt_find_locations, variable_tracking_main_1):
6287 * lto-stramer-out.c (pass_ipa_lto_gimple_out, pass_ipa_lto_finish_out):
6289 * timevar.def (TV_IPA_LTO_GIMPLE_IO, TV_IPA_LTO_DECL_IO): Remove.
6290 (TV_IPA_LTO_GIMPLE_IN, TV_IPA_LTO_GIMPLE_OUT, TV_IPA_LTO_DECL_IN,
6291 TV_IPA_LTO_DECL_OUT): New.
6292 * lto.c (read_cgraph_and_symbols, materialize_cgraph): Update timevars.
6294 2010-07-03 Jan Hubicka <jh@suse.cz>
6296 * ipa-inline.c (update_edge_key): Break out from ...
6297 update_callers_keys): ... here;
6298 (update_callee_keys): Update only the edges from caller to callee.
6299 (update_all_calle_keys): Do what update_calle_keys did.
6300 (decide_inlining_of_small_functions): Avoid recomputing of all
6301 callees when badness increase.
6303 2010-07-03 Jie Zhang <jie@codesourcery.com>
6305 * config/arm/arm.c (arm_attr_length_move_neon): New.
6306 * config/arm/arm-protos.h (arm_attr_length_move_neon): Declare.
6307 * config/arm/neon.md (define_mode_attr V_slen): Remove.
6308 (neon_mov<mode> for VSTRUCT): Use arm_attr_length_move_neon
6309 to compute length attribute.
6311 2010-07-03 Jie Zhang <jie@codesourcery.com>
6313 * config/arm/vfp.md (*push_multi_vfp): Use vfp_register_operand
6314 as predicate for operand 1 and remove its constraint.
6315 * config/arm/predicates.md (vfp_register_operand): New.
6316 * config/arm/arm.md (*push_multi): Remove the constraint of operand 1.
6317 (*push_fp_multi): Likewise.
6319 2010-07-03 Eric Botcazou <ebotcazou@adacore.com>
6321 * gimplify.c (mostly_copy_tree_r): Deal with BIND_EXPR.
6323 2010-07-03 Jan Hubicka <jh@suse.cz>
6325 * config/i386/i386.c (override_options): Revert accidental commit.
6327 2010-07-02 Le-Chun Wu <lcwu@google.com>
6330 * doc/invoke.texi: Update documentation of -Wshadow.
6332 2010-07-02 Daniel Jacobowitz <dan@codesourcery.com>
6333 Julian Brown <julian@codesourcery.com>
6334 Sandra Loosemore <sandra@codesourcery.com>
6336 * config/arm/arm.c (arm_canonicalize_comparison): Canonicalize DImode
6337 comparisons. Adjust to take both operands.
6338 (arm_select_cc_mode): Handle DImode comparisons.
6339 (arm_gen_compare_reg): Generate a scratch register for DImode
6340 comparisons which require one. Use xor for Thumb equality checks.
6341 (arm_const_double_by_immediates): New.
6342 (arm_print_operand): Allow 'Q' and 'R' for constants.
6343 (get_arm_condition_code): Handle new CC_CZmode and CC_NCVmode.
6344 * config/arm/arm.h (CANONICALIZE_COMPARISON): Always use
6345 arm_canonicalize_comparison.
6346 * config/arm/arm-modes.def: Add CC_CZmode and CC_NCVmode.
6347 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
6349 (arm_const_double_by_immediates): Declare.
6350 * config/arm/constraints.md (Di): New constraint.
6351 * config/arm/predicates.md (arm_immediate_di_operand)
6352 (arm_di_operand, cmpdi_operand): New.
6353 * config/arm/arm.md (cbranchdi4): Handle non-Cirrus also.
6354 (*arm_cmpdi_insn, *arm_cmpdi_unsigned)
6355 (*arm_cmpdi_zero, *thumb_cmpdi_zero): New insns.
6356 (cstoredi4): Handle non-Cirrus also.
6358 2010-07-02 Julian Brown <julian@codesourcery.com>
6359 Sandra Loosemore <sandra@codesourcery.com>
6362 * config/arm/vec-common.md (add<mode>3, sub<mode>3, smin<mode>3)
6363 (smax<mode>3): Disable for NEON float modes when
6364 flag_unsafe_math_optimizations is false.
6365 * config/arm/neon.md (*add<mode>3_neon, *sub<mode>3_neon)
6367 (mul<mode>3add<mode>_neon, mul<mode>3neg<mode>add<mode>_neon)
6368 (reduc_splus_<mode>, reduc_smin_<mode>, reduc_smax_<mode>): Disable
6369 for NEON float modes when flag_unsafe_math_optimizations is false.
6370 (quad_halves_<code>v4sf): Only enable if
6371 flag_unsafe_math_optimizations is true.
6372 * doc/invoke.texi (ARM Options): Add note about floating point
6373 vectorization requiring -funsafe-math-optimizations.
6375 2010-07-02 Sandra Loosemore <sandra@codesourcery.com>
6376 Julian Brown <julian@codesourcery.com>
6378 * config/arm/neon.md (UNSPEC_VABA): Delete.
6379 (UNSPEC_VABAL): Delete.
6380 (UNSPEC_VABS): Delete.
6381 (UNSPEC_VMUL_N): Delete.
6384 (mul<mode>3add<mode>_neon): Make the pattern named.
6385 (mul<mode>3neg<mode>add<mode>_neon): Likewise.
6386 (neon_vadd<mode>): Replace with define_expand, and move the remaining
6388 (neon_vadd<mode>_unspec): ...to this.
6389 (neon_vmla<mode>, neon_vmla<mode>_unspec): Likewise.
6390 (neon_vlms<mode>, neon_vmls<mode>_unspec): Likewise.
6391 (neon_vsub<mode>, neon_vsub<mode>_unspec): Likewise.
6392 (neon_vaba<mode>): Rewrite in terms of vabd.
6393 (neon_vabal<mode>): Rewrite in terms of vabdl.
6394 (neon_vabs<mode>): Rewrite without unspec.
6395 * config/arm/arm.md (*arm_adddi3): Disable for TARGET_NEON.
6396 (*arm_subdi3): Likewise.
6397 * config/arm/neon.ml (Vadd, Vsub): Split out 64-bit variants and add
6398 No_op attribute to disable assembly output checks.
6399 * config/arm/arm_neon.h: Regenerated.
6400 * doc/arm-neon-intrinsics.texi: Regenerated.
6402 2010-07-02 Jan Hubicka <jh@suse.cz>
6404 * ipa-split.c (split_function): For aggregate values, set the return
6405 slot optimization bit. When passing DECL_BY_REFERENCE, produce
6406 *<retval> = fncall.part ().
6407 (execute_split_functions): Do not care about DECL_BY_REFERENCE.
6409 2010-07-02 Sandra Loosemore <sandra@codesourcery.com>
6411 * config/arm/neon.md (UNSPEC_VAND): Delete.
6412 (UNSPEC_VBIC): Delete.
6413 (UNSPEC_VCLZ): Delete.
6414 (UNSPEC_VCNT): Delete.
6415 (UNSPEC_VEOR): Delete.
6416 (UNSPEC_VORN): Delete.
6417 (UNSPEC_VORR): Delete.
6418 (iordi3_neon): Rewrite RTL without unspec. Add alternatives to handle
6420 (anddi3_neon): Likewise.
6421 (orndi3_neon): Likewise.
6422 (bicdi3_neon): Likewise.
6423 (xordi3_neon): Likewise.
6424 (neon_vclz<mode>): Rewrite as define_expand and clz<mode>2 to get
6425 rid of unspec and handle unused operand.
6426 (neon_vcnt<mode>): Similarly, with popcount<mode>2.
6427 * config/arm/predicates.md (imm_for_neon_logic_operand):
6428 Require TARGET_NEON.
6429 (imm_for_neon_inv_logic_operand): Likewise.
6430 * config/arm/arm.md (define_split for logical_binary_operator):
6431 Disable for NEON registers.
6432 (anddi3): Add new define_expand, and rename the insn. Disable
6433 this insn for NEON, where anddi3_neon now applies.
6434 (*anddi_notdi_di): Disable for TARGET_NEON, where bicdi3_neon applies.
6435 (iordi3): As for anddi3.
6437 * config/arm/neon.ml (Vand): Split DImode variants and mark them
6438 as No_op to disable testing for exact instruction match.
6443 * config/arm/arm_neon.h: Regenerated.
6444 * doc/arm-neon-intrinsics.texi: Regenerated.
6446 2010-07-02 Eric Botcazou <ebotcazou@adacore.com>
6448 * expr.h (emit_stack_probe): Declare.
6449 * explow.c (emit_stack_probe): Make global.
6450 (anti_adjust_stack_and_probe): Fix comments.
6451 * config/sparc/linux.h (STACK_CHECK_STATIC_BUILTIN): Define to 1.
6452 * config/sparc/linux64.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
6453 * config/sparc/sol2.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
6454 * config/sparc/sparc.c: Include except.h.
6455 (sparc_emit_probe_stack_range): New function.
6456 (output_probe_stack_range): Likewise.
6457 (sparc_expand_prologue): Invoke sparc_emit_probe_stack_range if static
6458 built-in stack checking is enabled.
6459 * config/sparc/sparc-protos.h (output_probe_stack_range): Declare.
6460 * config/sparc/sparc.md (UNSPECV_PROBE_STACK_RANGE): New constant.
6461 (probe_stack_range): New insn.
6463 2010-07-02 Richard Guenther <rguenther@suse.de>
6466 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Use pointer arithmetic
6467 for argument alignment.
6469 2010-07-02 Jan Hubicka <jh@suse.cz>
6471 * ipa-split.c (verify_non_ssa_vars): Break out from ...; perform DFS
6472 walk backwards from entry_bb to check only those basic block of header
6473 that might lead to execution of split part.
6474 (consider_split) ... here.
6475 (find_return_bb): Allow assignment in return BB.
6477 (split_function): Fix name of cloned function; take care of updating
6478 return value in return_bb containing move.
6480 2010-07-02 Andreas Schwab <schwab@linux-m68k.org>
6483 * config/m68k/m68k.c (m68k_expand_prologue): Remove set but not
6486 2010-07-02 Eric Botcazou <ebotcazou@adacore.com>
6488 * implicit-zee.c (combine_reaching_defs): Fix long lines.
6489 (is_set_with_extension_DI): Delete.
6490 (struct zero_extend_info): New structure.
6491 (add_removable_zero_extend): New function.
6492 (find_removable_zero_extends): Use note_stores to find SETs.
6493 (find_and_remove_ze): Fix long line, remove superfluous parentheses.
6495 2010-07-02 Changpeng Fang <changpeng.fang@amd.com>
6497 * tree-ssa-loop-prefetch.c (compute_miss_rate): Rename to
6498 is_miss_rate_acceptable. Pull total_positions computation
6499 out of the loops. Early return if miss_positions exceeds
6500 the acceptable threshold.
6501 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Call
6502 is_miss_rate_acceptable after renaming of compute_miss_rate.
6504 2010-07-02 Changpeng Fang <changpeng.fang@amd.com>
6507 * tree-ssa-loop-prefetch.c (compute_miss_rate): Return 1000 (out
6508 of 1000) for miss rate if the address diference is greater than or
6509 equal to the cache line size (the two reference will never hit the
6512 2010-07-02 Bernd Schmidt <bernds@codesourcery.com>
6515 * config/arm/arm-modes.def (CC_NOTB): New mode.
6516 * config/arm/arm.c (get_arm_condition_code): Handle it.
6517 * config/arm/thumb2.md (thumb2_compare_scc): Delete pattern.
6518 * config/arm/arm.md (subsi3_compare0_c): New pattern.
6519 (compare_scc): Now a define_and_split. Add a number of extra
6520 splitters before it.
6523 * config/arm/arm.c (thumb1_rtx_costs): Improve support for SIGN_EXTEND
6525 (arm_rtx_costs_1): Likewise.
6526 (arm_size_rtx_costs): Use arm_rtx_costs_1 for these codes.
6527 * config/arm/arm.md (is_arch6): New attribute.
6528 (zero_extendhisi2, zero_extendqisi2, extendhisi2,
6529 extendqisi2): Tighten the code somewhat, avoiding invalid
6530 RTL to occur in the expander patterns.
6531 (thumb1_zero_extendhisi2): Merge with thumb1_zero_extendhisi2_v6.
6532 (thumb1_zero_extendhisi2_v6): Delete.
6533 (thumb1_extendhisi2): Merge with thumb1_extendhisi2_v6.
6534 (thumb1_extendhisi2_v6): Delete.
6535 (thumb1_extendqisi2): Merge with thumb1_extendhisi2_v6.
6536 (thumb1_extendqisi2_v6): Delete.
6537 (zero_extendhisi2 for register input splitter): New.
6538 (zero_extendqisi2 for register input splitter): New.
6539 (thumb1_extendhisi2 for register input splitter): New.
6540 (extendhisi2 for register input splitter): New.
6541 (extendqisi2 for register input splitter): New.
6542 (TARGET_THUMB1 extendqisi2 for memory input splitter): New.
6543 (arm_zero_extendhisi2): Allow nonimmediate_operand for operand 1,
6544 and add support for a register alternative requiring a split.
6545 (thumb1_zero_extendqisi2): Likewise.
6546 (arm_zero_extendqisi2): Likewise.
6547 (arm_extendhisi2): Likewise.
6548 (arm_extendqisi2): Likewise.
6550 2010-07-02 Sandra Loosemore <sandra@codesourcery.com>
6552 * config/arm/arm.c (neon_vdup_constant): Expand into canonical RTL
6553 instead of an unspec.
6554 (neon_expand_vector_init): Likewise.
6555 * config/arm/neon.md (UNSPEC_VCOMBINE): Delete.
6556 (UNSPEC_VDUP_LANE): Delete.
6557 (UNSPEC VDUP_N): Delete.
6558 (UNSPEC_VGET_HIGH): Delete.
6559 (UNSPEC_VGET_LANE): Delete.
6560 (UNSPEC_VGET_LOW): Delete.
6561 (UNSPEC_VMVN): Delete.
6562 (UNSPEC_VSET_LANE): Delete.
6563 (V_double_vector_mode): New.
6564 (vec_set<mode>_internal): Make code emitted match that for the
6565 corresponding intrinsics.
6566 (vec_setv2di_internal): Likewise.
6567 (neon_vget_lanedi): Rewrite to expand into emit_move_insn.
6568 (neon_vget_lanev2di): Rewrite to expand into vec_extractv2di.
6569 (neon_vset_lane<mode>): Combine double and quad patterns and
6570 expand into vec_set<mode>_internal instead of UNSPEC_VSET_LANE.
6571 (neon_vset_lanedi): Rewrite to expand into emit_move_insn.
6572 (neon_vdup_n<mode>): Rewrite RTL without unspec.
6573 (neon_vdup_ndi): Rewrite as define_expand and use emit_move_insn.
6574 (neon_vdup_nv2di): Rewrite RTL without unspec and merge with
6575 with neon_vdup_lanev2di, adjusting the pattern from the latter
6576 to be predicable for consistency.
6577 (neon_vdup_lane<mode>_internal): New.
6578 (neon_vdup_lane<mode>): Turn into a define_expand and rewrite
6579 to avoid using an unspec.
6580 (neon_vdup_lanedi): Rewrite RTL pattern to avoid unspec.
6581 (neon_vdup_lanev2di): Turn into a define_expand.
6582 (neon_vcombine): Rewrite pattern to eliminate UNPSEC_VCOMBINE.
6583 (neon_vget_high<mode>): Replace with....
6584 (neon_vget_highv16qi): New pattern using canonical RTL.
6585 (neon_vget_highv8hi): Likewise.
6586 (neon_vget_highv4si): Likewise.
6587 (neon_vget_highv4sf): Likewise.
6588 (neon_vget_highv2di): Likewise.
6589 (neon_vget_low<mode>): Replace with....
6590 (neon_vget_lowv16qi): New pattern using canonical RTL.
6591 (neon_vget_lowv8hi): Likewise.
6592 (neon_vget_lowv4si): Likewise.
6593 (neon_vget_lowv4sf): Likewise.
6594 (neon_vget_lowv2di): Likewise.
6596 * config/arm/neon.ml (Vget_lane): Add No_op attribute to suppress
6597 test for this emitting vmov.
6598 (Vset_lane): Likewise.
6602 * doc/arm-neon-intrinsics.texi: Regenerated.
6604 2010-07-02 Sandra Loosemore <sandra@codesourcery.com>
6606 * config/arm/neon.md (vec_extractv2di): Correct error in register
6607 numbering to reconcile with neon_vget_lanev2di.
6609 2010-07-02 Richard Guenther <rguenther@suse.de>
6611 * tree-ssa-structalias.c (pt_solution_set_var): New function.
6612 * tree-ssa-alias.h (pt_solution_set_var): Declare.
6613 * tree-ssa-loop-ivopts.c (copy_ref_info): Also copy or create
6614 points-to information.
6616 2010-07-02 Christian Borntraeger <borntraeger@de.ibm.com>
6618 * config/s390/s390.c (override_options): Adopt prefetching
6619 at -O3 to handle flag_prefetch_loop_arrays as a tristate.
6621 2010-07-02 Jan Hubicka <jh@suse.cz>
6623 * df-problems.c (df_kill_notes): Do not collect dead notes.
6624 (df_set_note): Just call add_reg_note.
6625 (df_set_unused_notes_for_mw, df_set_dead_notes_for_mw,
6626 df_create_unused_note): Do not deal with lists of old notes.
6627 (df_note_bb_compute): Likewise.
6629 2010-07-02 Richard Guenther <rguenther@suse.de>
6631 * tree-ssa-structalias.c (find_func_aliases): Handle
6632 pointer alignment via BIT_AND_EXPR.
6633 * tree-vrp.c (extract_range_from_binary_expr): Likewise.
6635 2010-07-02 Richard Guenther <rguenther@suse.de>
6637 * tree-data-ref.c (initialize_data_dependence_relation): Handle
6638 mismatching number of dimensions properly.
6640 2010-07-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6643 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Recognize
6644 (lo_sum (high ...) ...) patterns generated by earlier passes.
6646 2010-07-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6648 * doc/install.texi (Prerequisites): Document Perl requirement on
6650 (Specific, *-*-solaris2*): Document GNU c++filt requirement.
6652 2010-07-02 Richard Guenther <rguenther@suse.de>
6655 * tree-cfg.c (gimple_block_ends_with_call_p): Handle empty BBs.
6657 2010-07-02 Jan Hubicka <jh@suse.cz>
6660 * predict.c (predict_paths_for_bb): Handle case when control dependence
6661 BB has only abnormal edges.
6663 2010-07-02 Richard Guenther <rguenther@suse.de>
6665 PR tree-optimization/44748
6666 * tree-ssa-ccp.c (fold_const_aggregate_ref): Properly handle
6667 the embedded conversion in MEM_REFs.
6669 2010-07-01 López-Ibáñez <manu@gcc.gnu.org>
6671 * reload.c: Include toplev.h.
6672 * recog.c: Likewise.
6673 * Makefile.in: Adjust dependencies.
6675 2010-07-01 Jakub Jelinek <jakub@redhat.com>
6678 * dwarf2out.c (reg_loc_descriptor): For eliminated arg_pointer_rtx
6679 or frame_pointer_rtx use DW_OP_fbreg offset DW_OP_stack_value.
6681 2010-07-01 Richard Guenther <rguenther@suse.de>
6683 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use unsigned
6686 2010-07-01 Joern Rennecke <joern.rennecke@embecosm.com>
6689 * config/ia64/ia64.c (ia64_register_move_cost): Remove stray '{'.
6692 2010-07-01 Bernd Schmidt <bernds@codesourcery.com>
6695 * config/i386/i386.md (peephole2 for arithmetic ops with memory):
6696 Make sure operand 0 dies.
6698 2010-07-01 Richard Guenther <rguenther@suse.de>
6702 * doc/gimple.texi (is_gimple_mem_ref_addr): Document.
6703 * doc/generic.texi (References to storage): Document MEM_REF.
6704 * tree-pretty-print.c (dump_generic_node): Handle MEM_REF.
6705 (print_call_name): Likewise.
6706 * tree.c (recompute_tree_invariant_for_addr_expr): Handle MEM_REF.
6707 (build_simple_mem_ref_loc): New function.
6708 (mem_ref_offset): Likewise.
6709 * tree.h (build_simple_mem_ref_loc): Declare.
6710 (build_simple_mem_ref): Define.
6711 (mem_ref_offset): Declare.
6712 * fold-const.c: Include tree-flow.h.
6713 (operand_equal_p): Handle MEM_REF.
6714 (build_fold_addr_expr_with_type_loc): Likewise.
6715 (fold_comparison): Likewise.
6716 (fold_unary_loc): Fold
6717 VIEW_CONVERT_EXPR <T1, MEM_REF <T2, ...>> to MEM_REF <T1, ...>.
6718 (fold_binary_loc): Fold MEM[&MEM[p, CST1], CST2] to MEM[p, CST1 + CST2],
6719 fold MEM[&a.b, CST2] to MEM[&a, offsetof (a, b) + CST2].
6720 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle MEM_REF.
6721 (ptr_deref_may_alias_ref_p_1): Likewise.
6722 (ao_ref_base_alias_set): Properly differentiate base object for
6724 (ao_ref_init_from_ptr_and_size): Use MEM_REF.
6725 (indirect_ref_may_alias_decl_p): Handle MEM_REFs properly.
6726 (indirect_refs_may_alias_p): Likewise.
6727 (refs_may_alias_p_1): Likewise. Remove pointer SSA name def
6729 (ref_maybe_used_by_call_p_1): Handle MEM_REF.
6730 (call_may_clobber_ref_p_1): Likewise.
6731 * dwarf2out.c (loc_list_from_tree): Handle MEM_REF.
6732 * expr.c (expand_assignment): Handle MEM_REF.
6733 (store_expr): Handle MEM_REFs from STRING_CSTs.
6734 (store_field): If expanding a MEM_REF of a non-addressable
6735 decl use bitfield operations.
6736 (get_inner_reference): Handle MEM_REF.
6737 (expand_expr_addr_expr_1): Likewise.
6738 (expand_expr_real_1): Likewise.
6739 * tree-eh.c (tree_could_trap_p): Handle MEM_REF.
6740 * alias.c (ao_ref_from_mem): Handle MEM_REF.
6741 (get_alias_set): Likewise. Properly handle VIEW_CONVERT_EXPRs.
6742 * tree-data-ref.c (dr_analyze_innermost): Handle MEM_REF.
6743 (dr_analyze_indices): Likewise.
6744 (dr_analyze_alias): Likewise.
6745 (object_address_invariant_in_loop_p): Likewise.
6746 * gimplify.c (mark_addressable): Handle MEM_REF.
6747 (gimplify_cond_expr): Build MEM_REFs.
6748 (gimplify_modify_expr_to_memcpy): Likewise.
6749 (gimplify_init_ctor_preeval_1): Handle MEM_REF.
6750 (gimple_fold_indirect_ref): Adjust.
6751 (gimplify_expr): Handle MEM_REF. Gimplify INDIRECT_REF to MEM_REF.
6752 * tree.def (MEM_REF): New tree code.
6753 * tree-dfa.c: Include toplev.h.
6754 (get_ref_base_and_extent): Handle MEM_REF.
6755 (get_addr_base_and_unit_offset): New function.
6756 * emit-rtl.c (set_mem_attributes_minus_bitpos): Handle MEM_REF.
6757 * gimple-fold.c (may_propagate_address_into_dereference): Handle
6759 (maybe_fold_offset_to_array_ref): Allow possibly out-of bounds
6760 accesses if the array has just one dimension. Remove always true
6761 parameter. Do not require type compatibility here.
6762 (maybe_fold_offset_to_component_ref): Remove.
6763 (maybe_fold_stmt_indirect): Remove.
6764 (maybe_fold_reference): Remove INDIRECT_REF handling.
6765 Fold back to non-MEM_REF.
6766 (maybe_fold_offset_to_address): Simplify. Deal with type
6768 (maybe_fold_reference): Likewise.
6769 (maybe_fold_stmt_addition): Likewise. Also handle
6770 &ARRAY + I in addition to &ARRAY[0] + I.
6771 (fold_gimple_assign): Handle ADDR_EXPR of MEM_REFs.
6772 (gimple_get_relevant_ref_binfo): Handle MEM_REF.
6773 * cfgexpand.c (expand_debug_expr): Handle MEM_REF.
6774 * tree-ssa.c (useless_type_conversion_p): Make most pointer
6775 conversions useless.
6776 (warn_uninitialized_var): Handle MEM_REF.
6777 (maybe_rewrite_mem_ref_base): New function.
6778 (execute_update_addresses_taken): Implement re-writing of MEM_REFs
6780 * tree-inline.c (remap_gimple_op_r): Handle MEM_REF, remove
6781 INDIRECT_REF handling.
6782 (copy_tree_body_r): Handle MEM_REF.
6783 * gimple.c (is_gimple_addressable): Adjust.
6784 (is_gimple_address): Likewise.
6785 (is_gimple_invariant_address): ADDR_EXPRs of MEM_REFs with
6786 invariant base are invariant.
6787 (is_gimple_min_lval): Adjust.
6788 (is_gimple_mem_ref_addr): New function.
6789 (get_base_address): Handle MEM_REF.
6790 (count_ptr_derefs): Likewise.
6791 (get_base_loadstore): Likewise.
6792 * gimple.h (is_gimple_mem_ref_addr): Declare.
6793 (gimple_call_fndecl): Handle invariant MEM_REF addresses.
6794 * tree-cfg.c (verify_address): New function, split out from ...
6795 (verify_expr): ... here. Use for verifying ADDR_EXPRs and
6796 the address operand of MEM_REFs. Verify MEM_REFs. Reject
6798 (verify_types_in_gimple_min_lval): Handle MEM_REF. Disallow
6799 INDIRECT_REF. Allow conversions.
6800 (verify_types_in_gimple_reference): Verify VIEW_CONVERT_EXPR of
6801 a register does not change its size.
6802 (verify_types_in_gimple_reference): Verify MEM_REF.
6803 (verify_gimple_assign_single): Disallow INDIRECT_REF.
6805 * tree-ssa-operands.c (opf_non_addressable, opf_not_non_addressable):
6807 (mark_address_taken): Handle MEM_REF.
6808 (get_indirect_ref_operands): Pass through opf_not_non_addressable.
6809 (get_asm_expr_operands): Pass opf_not_non_addressable.
6810 (get_expr_operands): Handle opf_[not_]non_addressable.
6811 Handle MEM_REF. Remove INDIRECT_REF handling.
6812 * tree-vrp.c (check_array_ref): Handle MEM_REF.
6813 (search_for_addr_array): Likewise.
6814 (check_array_bounds): Likewise.
6815 (vrp_stmt_computes_nonzero): Adjust for MEM_REF.
6816 * tree-ssa-loop-im.c (for_each_index): Handle MEM_REF.
6817 (ref_always_accessed_p): Likewise.
6818 (gen_lsm_tmp_name): Likewise. Handle ADDR_EXPR.
6819 * tree-complex.c (extract_component): Do not handle INDIRECT_REF.
6821 * cgraphbuild.c (mark_load): Properly check for NULL result
6822 from get_base_address.
6823 (mark_store): Likewise.
6824 * tree-ssa-loop-niter.c (array_at_struct_end_p): Handle MEM_REF.
6825 * tree-loop-distribution.c (generate_builtin): Exchange INDIRECT_REF
6826 handling for MEM_REF.
6827 * tree-scalar-evolution.c (follow_ssa_edge_expr): Handle
6828 &MEM[ptr + CST] similar to POINTER_PLUS_EXPR.
6829 * builtins.c (stabilize_va_list_loc): Use the function ABI
6830 valist type if we couldn't canonicalize the argument type.
6831 Always dereference with the canonical va-list type.
6832 (maybe_emit_free_warning): Handle MEM_REF.
6833 (fold_builtin_memory_op): Simplify and handle MEM_REFs in folding
6835 * builtins.c (fold_builtin_memory_op): Use ref-all types
6836 for all memcpy foldings.
6837 * omp-low.c (build_receiver_ref): Adjust for MEM_REF.
6838 (build_outer_var_ref): Likewise.
6839 (scan_omp_1_op): Likewise.
6840 (lower_rec_input_clauses): Likewise.
6841 (lower_lastprivate_clauses): Likewise.
6842 (lower_reduction_clauses): Likewise.
6843 (lower_copyprivate_clauses): Likewise.
6844 (expand_omp_atomic_pipeline): Likewise.
6845 (expand_omp_atomic_mutex): Likewise.
6846 (create_task_copyfn): Likewise.
6847 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MEM_REF.
6848 Remove old union trick. Initialize constant offsets.
6849 (ao_ref_init_from_vn_reference): Likewise. Do not handle
6850 INDIRECT_REF. Init base_alias_set properly.
6851 (vn_reference_lookup_3): Replace INDIRECT_REF handling with MEM_REF.
6852 (vn_reference_fold_indirect): Adjust for MEM_REFs.
6853 (valueize_refs): Fold MEM_REFs. Re-evaluate constant offset
6855 (may_insert): Remove.
6856 (visit_reference_op_load): Do not test may_insert.
6857 (run_scc_vn): Remove parameter, do not fiddle with may_insert.
6858 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
6859 a field to store the constant offset this op applies.
6860 (run_scc_vn): Adjust prototype.
6861 * cgraphunit.c (thunk_adjust): Adjust for MEM_REF.
6862 * tree-ssa-ccp.c (ccp_fold): Replace INDIRECT_REF folding with
6863 MEM_REF. Propagate &foo + CST as &MEM[&foo, CST]. Do not
6864 bother about volatile qualifiers on pointers.
6865 (fold_const_aggregate_ref): Handle MEM_REF, do not handle INDIRECT_REF.
6866 * tree-ssa-loop-ivopts.c
6867 * tree-ssa-loop-ivopts.c (determine_base_object): Adjust for MEM_REF.
6868 (strip_offset_1): Likewise.
6869 (find_interesting_uses_address): Replace INDIRECT_REF handling with
6871 (get_computation_cost_at): Likewise.
6872 * ipa-pure-const.c (check_op): Handle MEM_REF.
6873 * tree-stdarg.c (check_all_va_list_escapes): Adjust for MEM_REF.
6874 * tree-ssa-sink.c (is_hidden_global_store): Handle MEM_REF
6876 * ipa-inline.c (likely_eliminated_by_inlining_p): Handle MEM_REF.
6877 * tree-parloops.c (take_address_of): Adjust for MEM_REF.
6878 (eliminate_local_variables_1): Likewise.
6879 (create_call_for_reduction_1): Likewise.
6880 (create_loads_for_reductions): Likewise.
6881 (create_loads_and_stores_for_name): Likewise.
6882 * matrix-reorg.c (may_flatten_matrices_1): Sanitize.
6883 (ssa_accessed_in_tree): Handle MEM_REF.
6884 (ssa_accessed_in_assign_rhs): Likewise.
6885 (update_type_size): Likewise.
6886 (analyze_accesses_for_call_stmt): Likewise.
6887 (analyze_accesses_for_assign_stmt): Likewise.
6888 (transform_access_sites): Likewise.
6889 (transform_allocation_sites): Likewise.
6890 * tree-affine.c (tree_to_aff_combination): Handle MEM_REF.
6891 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Do
6892 not handle INDIRECT_REF.
6893 * tree-ssa-phiopt.c (add_or_mark_expr): Handle MEM_REF.
6894 (cond_store_replacement): Likewise.
6895 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6896 MEM_REF, no not handle INDIRECT_REFs.
6897 (insert_into_preds_of_block): Properly initialize avail.
6898 (phi_translate_1): Fold MEM_REFs. Re-evaluate constant offset
6899 for ARRAY_REFs. Properly handle reference lookups that
6900 require a bit re-interpretation.
6901 (can_PRE_operation): Do not handle INDIRECT_REF. Handle MEM_REF.
6902 * tree-sra.c (build_access_from_expr_1): Handle MEM_REF.
6903 (build_ref_for_offset_1): Remove.
6904 (build_ref_for_offset): Build MEM_REFs.
6905 (gate_intra_sra): Disable for now.
6906 (sra_ipa_modify_expr): Handle MEM_REF.
6907 (ipa_early_sra_gate): Disable for now.
6908 * tree-sra.c (create_access): Swap INDIRECT_REF handling for
6910 (disqualify_base_of_expr): Likewise.
6911 (ptr_parm_has_direct_uses): Swap INDIRECT_REF handling for
6913 (sra_ipa_modify_expr): Remove INDIRECT_REF handling.
6914 Use mem_ref_offset. Remove bogus folding.
6915 (build_access_from_expr_1): Properly handle MEM_REF for non IPA-SRA.
6916 (make_fancy_name_1): Add support for MEM_REF.
6917 * tree-predcom.c (ref_at_iteration): Handle MEM_REFs.
6918 * tree-mudflap.c (mf_xform_derefs_1): Adjust for MEM_REF.
6919 * ipa-prop.c (compute_complex_assign_jump_func): Handle MEM_REF.
6920 (compute_complex_ancestor_jump_func): Likewise.
6921 (ipa_analyze_virtual_call_uses): Likewise.
6922 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Replace
6923 INDIRECT_REF folding with more generalized MEM_REF folding.
6924 (tree_ssa_forward_propagate_single_use_vars): Adjust accordingly.
6925 (forward_propagate_addr_into_variable_array_index): Also handle
6926 &ARRAY + I in addition to &ARRAY[0] + I.
6927 * tree-ssa-dce.c (ref_may_be_aliased): Handle MEM_REF.
6928 * tree-ssa-ter.c (find_replaceable_in_bb): Avoid TER if that
6929 creates assignments with overlap.
6930 * tree-nested.c (get_static_chain): Adjust for MEM_REF.
6931 (get_frame_field): Likewise.
6932 (get_nonlocal_debug_decl): Likewise.
6933 (convert_nonlocal_reference_op): Likewise.
6934 (struct nesting_info): Add mem_refs pointer-set.
6935 (create_nesting_tree): Allocate it.
6936 (convert_local_reference_op): Insert to be folded mem-refs.
6937 (fold_mem_refs): New function.
6938 (finalize_nesting_tree_1): Perform defered folding of mem-refs
6939 (free_nesting_tree): Free the pointer-set.
6940 * tree-vect-stmts.c (vectorizable_store): Adjust for MEM_REF.
6941 (vectorizable_load): Likewise.
6942 * tree-ssa-phiprop.c (phiprop_insert_phi): Adjust for MEM_REF.
6943 (propagate_with_phi): Likewise.
6944 * tree-object-size.c (addr_object_size): Handle MEM_REFs
6945 instead of INDIRECT_REFs.
6946 (compute_object_offset): Handle MEM_REF.
6947 (plus_stmt_object_size): Handle MEM_REF.
6948 (collect_object_sizes_for): Dispatch to plus_stmt_object_size
6950 * tree-flow.h (get_addr_base_and_unit_offset): Declare.
6951 (symbol_marked_for_renaming): Likewise.
6952 * Makefile.in (tree-dfa.o): Add $(TOPLEV_H).
6953 (fold-const.o): Add $(TREE_FLOW_H).
6954 * tree-ssa-structalias.c (get_constraint_for_1): Handle MEM_REF.
6955 (find_func_clobbers): Likewise.
6956 * ipa-struct-reorg.c (decompose_indirect_ref_acc): Handle MEM_REF.
6957 (decompose_access): Likewise.
6958 (replace_field_acc): Likewise.
6959 (replace_field_access_stmt): Likewise.
6960 (insert_new_var_in_stmt): Likewise.
6961 (get_stmt_accesses): Likewise.
6962 (reorg_structs_drive): Disable.
6963 * config/i386/i386.c (ix86_va_start): Adjust for MEM_REF.
6964 (ix86_canonical_va_list_type): Likewise.
6966 2010-06-30 Joern Rennecke <joern.rennecke@embecosm.com>
6969 * coretypes.h [!USED_FOR_TARGET] (reg_class_t): Define.
6970 * target.def (struct gcc_target): Replace enum reg_class with
6971 reg_class_t in hook argument / return types.
6972 * doc/tm.texi.in (TARGET_SECONDARY_RELOAD): Likewise.
6973 (TARGET_IRA_COVER_CLASSES, TARGET_MEMORY_MOVE_COST): Likewise.
6974 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Likewise.
6975 * targhooks.h (default_branch_target_register_class): Likewise.
6976 (default_ira_cover_classes, default_secondary_reload): Likewise.
6977 (default_memory_move_cost, default_register_move_cost): Likewise.
6978 * targhooks.c (default_branch_target_register_class): Likewise.
6979 (default_ira_cover_classes, default_secondary_reload): Likewise.
6980 (default_memory_move_cost, default_register_move_cost): Likewise.
6981 * reload.c (push_secondary_reload, secondary_reload_class): Likewise.
6982 * bt-load.c (branch_target_load_optimize): Likewise.
6983 * ira.c (setup_cover_and_important_classes): Likewise.
6984 * ira-costs.c (copy_cost): Likewise.
6985 * reload1.c (emit_input_reload_insns): Likewise.
6986 * config/alpha/alpha.c (alpha_secondary_reload): Likewise.
6987 * config/frv/frv.c (frv_secondary_reload): Likewise.
6988 * config/s390/s390.c (s390_secondary_reload): Likewise.
6989 * config/i386/i386.c (i386_ira_cover_classes): Likewise.
6990 (ix86_secondary_reload, ix86_memory_move_cost): Likewise.
6991 (ix86_register_move_cost): Likewise.
6992 * config/sh/sh-protos.h (sh_secondary_reload): Likewise.
6993 * config/sh/sh.c (sh_target_reg_class, sh_secondary_reload): Likewise.
6994 * config/xtensa/xtensa.c (xtensa_secondary_reload): Likewise.
6995 * config/xtensa/xtensa-protos.h (xtensa_secondary_reload): Likewise.
6996 * config/rs6000/rs6000.c (rs6000_secondary_reload): Likewise.
6997 (rs6000_ira_cover_classes): Likewise.
6998 * config/picochip/picochip.c (picochip_secondary_reload): Likewise.
6999 * config/picochip/picochip-protos.h (picochip_secondary_reload):
7001 * config/pa/pa.c (pa_secondary_reload): Likewise.
7002 * config/mips/mips.c (mips_ira_cover_classes): Likewise.
7003 * config/bfin/bfin.c (bfin_secondary_reload): Likewise.
7004 * config/ia64/ia64.c (ia64_register_move_cost): Likewise.
7005 * doc/tm.texi: Regenerate.
7007 2010-06-30 Sebastian Pop <sebastian.pop@amd.com>
7010 * graphite-sese-to-poly.c (build_poly_dr): Avoid uninitialized
7012 (build_alias_set_optimal_p): Likewise.
7013 (build_base_obj_set_for_drs): Likewise.
7015 2010-06-30 Joern Rennecke <joern.rennecke@embecosm.com>
7017 * target.def: Remove comment about licensing problems of function
7020 * target.def (declare_constant_name): Change exp to expr. Use DEFHOOK.
7021 * doc/tm.texi.in (TARGET_ASM_DECLARE_CONSTANT_NAME): Use @hook.
7022 * doc/tm.texi: Regenerate.
7024 * target.def (builtin_reciprocal): Change tm_fn to md_fn. Use DEFHOOK.
7025 * doc/tm.texi.in (TARGET_BUILTIN_RECIPROCAL): Use @hook.
7027 * target.def (enum_va_list_p): Use DEFHOOK.
7028 * doc/tm.texi.in (TARGET_ENUM_VA_LIST_P): Use @hook.
7029 Rename ptype to ptree.
7030 * doc/tm.texi: Regenerate.
7032 * target.def (fold_builtin): Rename nargs to n_args. Use DEFHOOK.
7033 * doc/tm.texi.in (TARGET_FOLD_BUILTIN): Use @hook.
7034 * doc/tm.texi: Regenerate.
7036 * target.def (memory_move_cost): Use DEFHOOK.
7037 * doc/tm.texi.in (TARGET_MEMORY_MOVE_COST): Use @hook.
7038 Rename regclass AKA class to rclass.
7039 * doc/tm.texi: Regenerate.
7041 * target.def (pragma_parse): Use DEFHOOK.
7042 * doc/tm.texi.in (TARGET_OPTION_PRAGMA_PARSE): Use @hook.
7043 s/TARGET_VALID_OPTION_ATTRIBUTE_P/TARGET_OPTION_VALID_ATRIBUTE_P/ .
7044 * doc/tm.texi: Regenerate.
7046 * target.def (pass_by_reference): Use DEFHOOK.
7047 * doc/tm.texi.in (TARGET_PASS_BY_REFERENCE): Use @hook.
7048 * doc/tm.texi: Regenerate.
7050 * target.def (resolve_overloaded_builtin): Rename params to arglist.
7052 * doc/tm.texi.in (TARGET_RESOLVE_OVERLOADED_BUILTIN): Use @hook.
7053 * doc/tm.texi: Regenerate.
7055 * target.def (return_pops_args): Use DEFHOOK.
7056 * doc/tm.texi.in (TARGET_RETURN_POPS_ARGS): Use @hook.
7057 Rename stack-size to size.
7058 * doc/tm.texi: Regenerate.
7060 * target.def (dfa_new_cycle): Use DEFHOOK. Rename dump_file to dump,
7061 last-sched_cycle to last_clock, cur_cycle to clock.
7062 * doc/tm.texi.in: Use @hook.
7063 * doc/tm.texi: Regenerate.
7065 * target.def (print_operand, print_operand_address): Update comment.
7066 (print_operand_punct_valid_p): Likewise.
7068 2010-06-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
7070 * toplev.h (_fatal_insn_not_found, _fatal_insn): Move declarations
7072 (error_for_asm, warning_for_asm): Move declarations to rtl-error.h.
7073 * rtl.h (_fatal_insn_not_found, _fatal_insn): Move declarations here.
7075 * regrename.c: Do not include toplev.h. Include rtl-error.h.
7076 * rtl-error.c: Likewise.
7077 * reload.c: Likewise.
7078 * recog.c: Likewise.
7079 * sel-sched.c: Likewise.
7080 * function.c: Likewise.
7081 * reg-stack.c: Likewise.
7082 * cfgrtl.c: Likewise.
7083 * reload1.c: Likewise.
7084 * final.c: Include rtl-error.
7085 * Makefile.in: Adjust dependencies.
7087 2010-06-30 Jan Hubicka <jh@suse.cz>
7089 PR middle-end/PR44706
7090 * ipa-split (split_function): Refine conditions when to use DECL_RESULT
7091 to return the value.
7093 2010-06-30 Michael Matz <matz@suse.de>
7096 * tree-vrp.c (vrp_finalize): Deal with changing num_ssa_names.
7097 * gimple-fold.c (gimplify_and_update_call_from_tree): If LHS is
7098 a gimple reg, attach the original VDEF to the last store in the
7101 2010-06-30 Iain Sandoe <iains@gcc.gnu.org>
7104 * config/darwin.c (darwin_override_options): Use renamed
7105 targetm.asm_out.emit_unwind_label.
7107 2010-06-30 Bernd Schmidt <bernds@codesourcery.com>
7109 PR tree-optimization/39799
7110 * tree-inline.c (remap_ssa_name): Initialize variable only if
7111 SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
7113 2010-06-30 Nathan Froyd <froydnj@codesourcery.com>
7115 * c-parser.c (c_parser_omp_for_loop): Use a VEC for for_block.
7117 2010-06-30 Richard Guenther <rguenther@suse.de>
7120 * config/i386/i386.md (peephole2 for fix:SSEMODEI24): Guard
7121 against oscillation with reverse peephole2.
7123 2010-06-30 H.J. Lu <hongjiu.lu@intel.com>
7126 * config/i386/i386.md (peephole2 for arithmetic ops with memory):
7129 2010-06-30 Nick Clifton <nickc@redhat.com>
7131 * config/rx/rx-modes.def: New file.
7132 * config/rx/rx.h (FIRST_PSEUDO_REGISTER): Increase to 17.
7133 (CC_REGNUM): Define.
7134 (FIXED_REGISTERS, CALL_USED_REGISTERS, REGISTER_NAMES): Add cc
7136 (CC_NO_CARRY, NOTICE_UPDATE_CC): Delete.
7137 (SELECT_CC_MODE): Define.
7138 * config/rx/rx.md (CC_REG): Define. Update all patterns to use
7139 (reg:CC CC_REG) instead of (cc0).
7140 (attr "cc"): Delete.
7141 (cbranchsi4): Do not split compare and branch here. Instead move
7143 (cbranchsi4_<code>): ... here. New patterns.
7144 (cmpsi): Call rx-compare_redundant to find out if it is necessary
7145 to emit the compare instruction.
7146 * config/rx/rx.c (rx_gen-cond_branch_template): Remove tests of
7148 (rx_get_stack_layout): Iterate up to before CC_REGNUM not
7149 FIRST_PSEUDO_REGNUM.
7150 (rx_expand_prologue, rx_expand_epilogue): Likewise.
7151 (rx_notice_update_cc): Delete.
7152 (rx_cc_modes_compatible): New function.
7153 (flags_needed_for_conditional): New function.
7154 (flags_from_mode): New function.
7155 (rx_compare_redundant): New function - scans backwards through
7156 insn list to find out if condition flags are already set correctly.
7157 (TARGET_CC_MODES_COMPATIBLE): Define.
7158 * config/rx/rx-protos.h (rx_compare_redundant): Prototype.
7160 * config/rx/rx.h (BRANCH_COST): Define.
7161 (REGISTER_MOVE_COST): Define.
7162 * config/rx/predicates (rx_source_operand): Allow all constant types.
7163 * config/rx/rx.md (addsi3): Add alternative for swapped operands.
7164 (tstsi4): New pattern.
7165 * config/rx/rx.c (rx_memory_move_cost): Define.
7166 (TARGET_MEMORY_MOVE_COST): Define.
7168 2010-06-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
7170 * tree.h (block_may_fallthru): Declare here.
7171 * tree-flow.h (block_may_fallthru): Do not declare here.
7172 * c-typeck.c: Do not include tree-flow.h. Include gimple.h and
7174 * Makefile.in (c-typeck.o): Update dependencies.
7176 2010-06-30 Jakub Jelinek <jakub@redhat.com>
7179 * cselib.h (cselib_preserve_cfa_base_value): Add regno argument.
7180 * cselib.c (cfa_base_preserved_regno): New static variable.
7181 (cselib_reset_table): Don't reset cfa_base_preserved_regno instead
7182 of REGNO (cfa_base_preserved_val->locs->loc).
7183 (cselib_preserve_cfa_base_value): Add regno argument, set
7184 cfa_base_preserved_regno to it.
7185 (cselib_invalidate_regno): Allow removal of registers other than
7186 cfa_base_preserved_regno from cfa_base_preserved_val.
7187 (cselib_finish): Set cfa_base_preserved_regno to INVALID_REGNUM.
7188 * var-tracking.c (adjust_mems): Replace sp or hfp even outside
7189 of MEM addresses, if not on LHS.
7190 (reverse_op): Don't add reverse ops for cfa_base_rtx.
7191 (vt_init_cfa_base): Adjust cselib_preserve_cfa_base_value caller.
7193 2010-06-30 Bernd Schmidt <bernds@codesourcery.com>
7195 * recog.c (peep2_do_rebuild_jump_labels, peep2_do_cleanup_cfg): New
7197 (peep2_buf_position): New static function.
7198 (peep2_regno_dead_p, peep2_reg_dead_p, peep2_find_free_register,
7199 peephole2_optimize): Use it.
7200 (peep2_attempt, peep2_update_life): New static functions, broken out
7201 of peephole2_optimize.
7202 (peep2_fill_buffer): New static function.
7203 (peephole2_optimize): Change the main loop to try to fill the buffer
7204 with the maximum number of insns before matching them against
7205 peepholes. Use a forward scan. Remove special case for targets with
7206 conditional execution.
7207 * genrecog.c (change_state): Delete dead code.
7208 * config/i386/i386.md (peephole2 for arithmetic ops with memory):
7209 Rewrite so as not to expect the second insn to have had a peephole
7212 2010-06-29 Nathan Froyd <froydnj@codesourcery.com>
7214 * genhooks.c (emit_findices): Cast field precision to int.
7215 (emit_documentation): Likewise.
7217 2010-06-29 Jakub Jelinek <jakub@redhat.com>
7219 PR tree-optimization/43801
7220 * cgraph.c (cgraph_create_virtual_clone): Clear DECL_SECTION_NAME
7221 if old_decl was DECL_ONE_ONLY.
7224 * dwarf2out.c (add_accessibility_attribute): New function.
7225 (gen_subprogram_die, gen_variable_die, gen_field_die): Use it
7226 instead of adding DW_AT_accessibility manually.
7227 (gen_enumeration_type_die, gen_struct_or_union_type_die,
7228 gen_typedef_die): Use it.
7230 2010-06-29 Douglas B Rupp <rupp@gnat.com>
7232 * vmsdbgout.c (full_name): Just output the file name if not native.
7234 2010-06-29 Douglas B Rupp <rupp@gnat.com>
7236 * vmsdbgout.c (func_table): Replace with VEC func{nam,num}_tables.
7237 (funcnam_table): New static table.
7238 (funcnum_table): New static table.
7239 (write_rtnbeg): Write value saved in funcnum_table.
7240 (write_rtnend): Write value saved in funcnum_table.
7241 (vmsdbgout_begin_function): Save current function info in
7242 (vmsdbgout_init): Initialize func{nam,num}_tables. Minor reformatting.
7243 (vmsdbgout_finish): Iterate over funcnum_table.
7245 2010-06-29 Douglas B Rupp <rupp@gnat.com>
7247 * vmsdbgout.c (vmsdbgout_begin_epilogue): Declare
7248 (vmsdbgout_type_decl): Declare
7249 (vmsdbg_debug_hooks): Add entry for type_decl and begin_epilogue.
7250 (FUNC_EPILOGUE_LABEL): New macro
7251 (vmsdbgout_begin_epilogue): New function.
7252 (vmsdbgout_type_decl): New function.
7254 2010-06-29 Douglas B Rupp <rupp@gnat.com>
7256 * vmsdbg.h: Update copyright.
7258 2010-06-29 Douglas B Rupp <rupp@gnat.com>
7260 * vmsdbg.h (DST_K_TBG): New DST constant.
7261 * vmsdbgout.c (addr_const_to_string): Removed, not referenced.
7262 (write_modbeg): Cast module_language to avoid warning.
7263 (write_rtnbeg): Use DST_K_TBG vice magic mystery number.
7265 2010-06-29 Joern Rennecke <joern.rennecke@embecosm.com>
7268 * target.def, doc/tm.texi.in, genhooks.c: New files.
7269 * target.h: Instead of defining individual hook members,
7270 define DEFHOOKPOD / DEFHOOK / DEFHOOK_UNDOC / HOOKSTRUCT and
7272 * target-def.h: Instead of defining individual hook initializers,
7273 include target-hooks-def.h.
7274 * df-scan.c, haifa-sched.c, sel-sched.c: Rename targetm members:
7275 targetm.live_on_entry -> targetm.extra_live_on_entry
7276 targetm.sched.md_finish ->targetm.sched.finish
7277 targetm.sched.md_init -> targetm.sched.init
7278 targetm.sched.md_init_global -> targetm.sched.init_global
7279 targetm.asm_out.unwind_label -> targetm.asm_out.emit_unwind_label
7280 targetm.asm_out.except_table_label ->
7281 targetm.asm_out.emit_except_table_label
7282 targetm.asm_out.visibility -> targetm.asm_out.assemble_visibility
7283 targetm.target_help -> targetm.help
7284 targetm.vectorize.builtin_support_vector_misalignment ->
7285 targetm.vectorize.support_vector_misalignment
7286 targetm.file_start_app_off -> targetm.asm_file_start_app_off
7287 targetm.file_start_file_directive ->
7288 targetm.asm_file_start_file_directive
7289 * dwarf2out.c, opts.c, tree-vect-data-refs.c, except.c: Likewise.
7290 * varasm.c, config/alpha/alpha.c, config/cris/cris.c: Likewise.
7291 * gcc/config/spu/spu.c, config/ia64/ia64.c: Rename target macros:
7292 TARGET_VECTOR_ALIGNMENT_REACHABLE ->
7293 TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE
7294 TARGET_SUPPORT_VECTOR_MISALIGNMENT ->
7295 TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT
7296 TARGET_UNWIND_EMIT -> TARGET_ASM_UNWIND_EMIT
7297 * config/rs6000/rs6000.c, config/arm/arm.c: Likewise.
7298 * Makefile.in (TARGET_H): Depend on target.def.
7299 (TARGET_DEF_H): Depend on target-hooks-def.h.
7300 (target-hooks-def.h, tm.texi, s-target-hooks-def-h): New rules.
7301 (s-tm-texi, build/genhooks.o, build/genhooks): Likewise.
7302 * doc/tm.texi: Regenerate.
7304 * Makefile.in (s-tm-texi): Remove stray tab / rule.
7306 * config/m68k/m68k.c (targetm.sched.init_global): Update comment.
7307 (targetm.sched.init): Likewise.
7309 2010-06-29 Nathan Froyd <froydnj@codesourcery.com>
7312 * config/i386/i386.c (type_natural_mode): Const-ify CUM parameter.
7313 (function_arg_advance_32): Const-ify TYPE parameter.
7314 (function_arg_advance_64): Likewise. Change type of NAMED to bool.
7315 (ix86_function_arg_advance): Change type of NAMED to bool.
7316 (function_arg_32): Const-ify CUM and TYPE parameters.
7317 (function_arg_64): Likewise. Change type of NAMED to bool.
7318 (function_arg_ms_64): Const-ify CUM parameter. Change type of NAMED
7320 (ix86_function_arg): Change type of NAMED to bool.
7321 (ix86_setup_incoming_varargs): Call ix86_function_arg_advance. Pass
7322 last argument as a bool.
7324 2010-06-29 Joern Rennecke <joern.rennecke@embecosm.com>
7326 * doc/tm.texi (TARGET_OPTION_OVERRIDE): Document.
7327 (OVERRIDE_OPTIONS): Add note of obsolescence.
7328 Replace references with references to TARGET_OPTION_OVERRIDE.
7329 (Except for C_COMMON_OVERRIDE_OPTIONS, which remains similar to
7331 * targhooks.c (default_target_option_override): New function.
7332 * targhooks.h (default_target_option_override): Declare.
7333 * target.h (struct gcc_target): Add override member to
7334 target_option member.
7335 * toplev.c (process_options): Replace OVERRIDE_OPTIONS use with
7336 targetm.target_option.override call.
7337 * target-def.h (TARGET_OPTION_OVERRIDE): Define.
7338 (TARGET_OPTION_HOOKS): Add TARGET_OPTION_OVERRIDE.
7340 2010-06-29 Jan Hubicka <jh@suse.cz>
7342 * tree-inline.c: Replace incomming by incomin and clonning by cloning.
7344 2010-06-29 Jan Hubicka <jh@suse.cz>
7346 * predict.c (propagate_freq): Clear EXIT_BLOCK_PTR frequency if it is
7348 (rebuild_frequencies): New function.
7349 * predict.h (rebuild_frequencies): Declare.
7350 * tree-inline.c (copy_cfg_body): Compute properly count & frequency of
7351 entry block and edge reaching new_entry.
7352 (tree_function_versioning): When doing partial cloning, rebuild
7353 frequencies when done.
7354 * passes.c (execute_function_todo): Use rebild_frequencies.
7356 2010-06-29 Richard Guenther <rguenther@suse.de>
7358 * tree-dfa.c (dump_variable): Remove noalias_state dumping.
7359 * tree-flow.h (enum noalias_state): Remove.
7360 (struct var_ann_d): Remove noalias_state member.
7362 2010-06-29 Bernd Schmidt <bernds@codesourcery.com>
7365 * config/arm/arm.md (maddsidi4, umaddsidi4): New expanders.
7366 (maddhisi4): Renamed from mulhisi3addsi. Operands renumbered.
7367 (maddhidi4): Likewise.
7369 Revert parts of the change for PR25130.
7370 * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
7373 2010-06-29 Nathan Froyd <froydnj@codesourcery.com>
7375 * calls.c, dse.c, expr.c, function.c: Call targetm.calls.function_arg,
7376 targetm.calls.function_incoming_arg, and
7377 targetm.calls.function_arg_advance instead of FUNCTION_ARG,
7378 FUNCTION_INCOMING_ARG, and FUNCTION_ARG_ADVANCE, respectively.
7379 * target.h (struct gcc_target): Add function_arg_advance,
7380 function_arg, and function_incoming_arg fields.
7381 * target-def.h (TARGET_FUNCTION_ARG_ADVANCE, TARGET_FUNCTION_ARG):
7382 (TARGET_FUNCTION_INCOMING_ARG): Define.
7383 (TARGET_CALLS): Add TARGET_FUNCTION_ARG_ADVANCE, TARGET_FUNCTION_ARG,
7384 and TARGET_FUNCTION_INCOMING_ARG.
7385 * targhooks.h (default_function_arg_advance): Declare.
7386 (default_function_arg, default_function_incoming_arg): Declare.
7387 * targhooks.c (default_function_arg_advance): New function.
7388 (default_function_arg, default_function_incoming_arg): New function.
7389 * config/i386/i386.c (function_arg_advance): Rename to...
7390 (ix86_function_arg_advance): ...this. Make static.
7391 (function_arg): Rename to...
7392 (ix86_function_arg): ...this. Make static.
7393 (TARGET_FUNCTION_ARG_ADVANCE): Define.
7394 (TARGET_FUNCTION_ARG): Define.
7395 * config/i386/i386.h (FUNCTION_ARG_ADVANCE): Delete.
7396 (FUNCTION_ARG): Delete.
7397 * config/i386/i386-protos.h (function_arg_advance): Delete prototype.
7398 (function_arg): Delete prototype.
7400 2010-06-29 Nathan Froyd <froydnj@codesourcery.com>
7402 * reginfo.c (init_reg_sets_1): Adjust comments.
7403 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Likewise.
7404 * calls.c (prepare_call_address): Likewise.
7405 (emit_call_1): Use targetm.calls.return_pops_args.
7406 (expand_call): Likewise.
7407 * function.c (assign_parms): Likewise.
7408 * system.h (RETURN_POPS_ARGS): Add to #pragma poison list.
7409 * target.h (struct gcc_target) [struct calls]: Add
7410 return_pops_args field.
7411 * targhooks.h (default_return_pops_args): Declare.
7412 * targhooks.c (default_return_pops_args): Define.
7413 * target-def.h (TARGET_RETURN_POPS_ARGS): Define.
7414 (TARGET_CALLS): Add TARGET_RETURN_POPS_ARGS.
7415 * doc/tm.texi (RETURN_POPS_ARGS): Rename to...
7416 (TARGET_RETURN_POPS_ARGS): ...this. Use deftypefn. Adjust
7418 * config/alpha/alpha.h (RETURN_POPS_ARGS): Delete.
7419 * config/arc/arc.h (RETURN_POPS_ARGS): Likewise.
7420 * config/arm/arm.h (RETURN_POPS_ARGS): Likewise.
7421 * config/avr/avr.h (RETURN_POPS_ARGS): Likewise.
7422 * config/bfin/bfin.h (RETURN_POPS_ARGS): Likewise.
7423 * config/cris/cris.h (RETURN_POPS_ARGS): Likewise.
7424 * config/crx/crx.h (RETURN_POPS_ARGS): Likewise.
7425 * config/fr30/fr30.h (RETURN_POPS_ARGS): Likewise.
7426 * config/frv/frv.h (RETURN_POPS_ARGS): Likewise.
7427 * config/h8300/h8300.h (RETURN_POPS_ARGS): Likewise.
7428 * config/ia64/ia64.h (RETURN_POPS_ARGS): Likewise.
7429 * config/iq2000/iq2000.h (RETURN_POPS_ARGS): Likewise.
7430 * config/lm32/lm32.h (RETURN_POPS_ARGS): Likewise.
7431 * config/m32c/m32c.h (RETURN_POPS_ARGS): Likewise.
7432 * config/m32r/m32r.h (RETURN_POPS_ARGS): Likewise.
7433 * config/m68hc11/m68hc11.h (RETURN_POPS_ARGS): Likewise.
7434 * config/mcore/mcore.h (RETURN_POPS_ARGS): Likewise.
7435 * config/mep/mep.h (RETURN_POPS_ARGS): Likewise.
7436 * config/mips/mips.h (RETURN_POPS_ARGS): Likewise.
7437 * config/mmix/mmix.h (RETURN_POPS_ARGS): Likewise.
7438 * config/mn10300/mn10300.h (RETURN_POPS_ARGS): Likewise.
7439 * config/moxie/moxie.h (RETURN_POPS_ARGS): Likewise.
7440 * config/pa/pa.h (RETURN_POPS_ARGS): Likewise.
7441 * config/pdp11/pdp11.h (RETURN_POPS_ARGS): Likewise.
7442 * config/picochip/picochip.h (RETURN_POPS_ARGS): Likewise.
7443 * config/rs6000/rs6000.h (RETURN_POPS_ARGS): Likewise.
7444 * config/rx/rx.h (RETURN_POPS_ARGS): Likewise.
7445 * config/s390/s390.h (RETURN_POPS_ARGS): Likewise.
7446 * config/score/score.h (RETURN_POPS_ARGS): Likewise.
7447 * config/sh/sh.h (RETURN_POPS_ARGS): Likewise.
7448 * config/sparc/sparc.h (RETURN_POPS_ARGS): Likewise.
7449 * config/spu/spu.h (RETURN_POPS_ARGS): Likewise.
7450 * config/stormy16/stormy16.h (RETURN_POPS_ARGS): Likewise.
7451 * config/v850/v850.h (RETURN_POPS_ARGS): Likewise.
7452 * config/xtensa/xtensa.h (RETURN_POPS_ARGS): Likewise.
7453 * config/i386/i386-protos.h (ix86_return_pops_args): Delete.
7454 * config/i386/i386.h (RETURN_POPS_ARGS): Delete.
7455 * config/i386/i386.c (ix86_return_pops_args): Make static.
7457 (TARGET_RETURN_POPS_ARGS): Define.
7458 * config/m68k/m68k.h (RETURN_POPS_ARGS): Move to...
7459 * config/m68k/m68k.c (m68k_return_pops_args): ...here. New function.
7460 (TARGET_RETURN_POPS_ARGS): Define.
7461 * config/vax/vax.h (RETURN_POPS_ARGS): Move to...
7462 * config/vax/vax.c (vax_return_pops_args): ...here. New function.
7463 (TARGET_RETURN_POPS_ARGS): Define.
7465 2010-06-29 Richard Guenther <rguenther@suse.de>
7468 * tree-inline.c (initialize_inlined_parameters): Make sure
7469 to remap the inlined parameter variable substitutions types.
7471 2010-06-29 Eric Botcazou <ebotcazou@adacore.com>
7473 PR rtl-optimization/44659
7474 * combine.c (make_compound_operation) <SUBREG>: Do not return the
7475 result of force_to_mode if it partially re-expanded the compound.
7477 2010-06-28 Jan Hubicka <jh@suse.cz>
7480 * ipa-split.c (test_nonssa_use, mark_nonssa_use): Check also uses of
7483 2010-06-28 Anatoly Sokolov <aesok@post.ru>
7485 * double-int.h (force_fit_type_double): Remove declaration.
7486 * double-int.c (force_fit_type_double): Move to tree.c.
7487 * tree.h (force_fit_type_double): Declare.
7488 * tree.h (force_fit_type_double): Moved from double-int.c. Use
7489 double_int type for 'cst' argument. Use double_int_fits_to_tree_p and
7490 double_int_to_tree instead of fit_double_type and build_int_cst_wide.
7491 * convert.c (convert_to_pointer): Adjust call to
7492 force_fit_type_double.
7493 * tree-vrp.c (extract_range_from_assert,
7494 extract_range_from_unary_expr): Adjust call to force_fit_type_double.
7495 * fold-const.c: Update comment.
7496 (int_const_binop, fold_convert_const_int_from_int,
7497 fold_convert_const_int_from_real, fold_convert_const_int_from_fixed,
7498 extract_muldiv_1, fold_div_compare, fold_sign_changed_comparison,
7499 fold_unary_loc, fold_negate_const, fold_abs_const, fold_not_const,
7500 round_up_loc): Adjust call to force_fit_type_double.
7502 2010-06-28 Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
7504 * config/rs6000/rs6000.h (PROCESSOR_TITAN): Declare.
7506 2010-06-28 Martin Jambor <mjambor@suse.cz>
7508 * tree-sra.c (convert_callers): New parameter, change fndecls of
7510 (modify_function): Pass the old decl to convert_callers.
7512 2010-06-28 Martin Jambor <mjambor@suse.cz>
7514 * ipa-cp.c (ipcp_init_cloned_node): Replace calls to
7515 ipa_check_create_node_params and ipa_initialize_node_params with
7516 checking asserts they are not necessary.
7518 2010-06-28 Jan Hubicka <jh@suse.cz>
7520 PR tree-optimization/44687
7521 * ipa-split.c (split_function): Use DECL_RESULT to store return value.
7523 2010-06-28 Martin Jambor <mjambor@suse.cz>
7526 * gimple-fold.c (get_first_base_binfo_with_virtuals): New function.
7527 (gimple_get_relevant_ref_binfo): Use get_first_base_binfo_with_virtuals
7528 instead of BINFO_BASE_BINFO.
7530 2010-06-28 Michael Matz <matz@suse.de>
7533 * gimple-fold.c (gimplify_and_update_call_from_tree): Maintain
7534 proper VDEF chain for intermediate stores in the sequence.
7536 2010-06-28 Jan Hubicka <jh@suse.cz>
7538 PR tree-optimization/44357
7539 * ipa-inline.c (add_new_edges_to_heap): Do not add edges to
7540 uninlinable functions.
7542 2010-06-28 Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
7544 * config.gcc (powerpc*-*-*): Handle titan.
7545 * config/rs6000/rs6000.c (titan_cost): New costs.
7546 (rs6000_override_options): Add "titan" to processor_target_table.
7547 Add Titan to branch alignment logic.
7548 Correctly set rs6000_cost for titan.
7549 * config/rs6000/rs6000.md (cpu): Add titan. Include "titan.md".
7550 * config/rs6000/titan.md: New file.
7551 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=titan.
7553 2010-06-28 Nathan Froyd <froydnj@codesourcery.com>
7555 * tree-browser.c (TB_history_stack): Convert to a VEC.
7556 (TB_SET_HEAD): Adjust for new type of TB_history_stack.
7557 (TB_history_prev): Likewise.
7559 2010-06-28 Nathan Froyd <froydnj@codesourcery.com>
7561 * vec.h (vec_heap_free): Add parentheses around free.
7563 2010-06-28 Steven Bosscher <steven@gcc.gnu.org>
7565 * system.h: Poison GCC_EXCEPT_H for front-end files.
7567 * langhooks.h (struct lang_hooks): Add eh_protect_cleanup_actions
7569 * langhooks-def.h (LANG_HOOKS_EH_PROTECT_CLEANUP_ACTIONS) New.
7570 Define to NULL by default.
7571 * except.h: Define GCC_EXCEPT_H.
7572 (doing_eh): Remove prototype.
7573 (init_eh, init_eh_for_function): Move prototypes to toplev.h.
7574 (lang_protect_cleanup_actions): Remove.
7575 * except.c (lang_protect_cleanup_actions): Remove.
7577 (gen_eh_region): Don't check doing_eh here.
7578 * toplev.h (init_eh, init_eh_for_function_): Moved from except.h.
7579 * tree-eh.c (honor_protect_cleanup_actions): Use new langhook
7580 instead of lang_protect_cleanup_actions.
7581 * omp-low.c (maybe_catch_exception): Likewise.
7582 * Makefile.in: Update dependencies.
7584 2010-06-28 Bingfeng Mei <bmei@broadcom.com>
7586 * cgraph.h (struct varpool_node): new used_from_object_file flag.
7587 (struct cgraph_local_info): new used_from_object_file flag.
7588 * cgraph.c (dump_cgraph_node): dump used_from_object_file flag.
7589 (cgraph_clone_node): initialize used_from_object_file.
7590 (cgraph_create_virtual_clone): initialize used_from_object_file.
7591 * lto-symbtab.c (lto_symtab_merge_decls_1): Set
7592 used_from_object_file flags for symbols of LDPR_PREVAILING_DEF
7593 when compiling with -fwhole-program.
7594 (lto_symtab_resolve_symbols) Use LDPR_PREVAILING_DEF_IRONLY for
7596 * ipa.c (function_and_variable_visibility): Set externally_visible
7597 flag of varpool_node if used_from_object_file flag is set.
7598 (cgraph_externally_visible_p): check used_from_object_file flag.
7599 * doc/invoke.texi (-fwhole-program option): Change description of
7600 externally_visible attribute accordingly.
7601 * doc/extend.texi (externally_visible): Ditto.
7603 2010-06-27 Jan Hubicka <jh@suse.cz>
7605 * params.def (max-inline-insns-auto): Default to 40.
7606 * doc/invoke.texi (max-inline-insns-auto): Document the change.
7608 2010-06-27 Jan Hubicka <jh@suse.cz>
7612 * tree.c (build_function_decl_skip_args): Clear DECL_BUILT_IN on
7614 * ipa-split.c (split_function): Always clear DECL_BUILT_IN.
7615 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
7617 2010-06-27 Anatoly Sokolov <aesok@post.ru>
7619 * target.h (struct gcc_target): Add register_move_cost field.
7620 * target-def.h (TARGET_REGISTER_MOVE_COST): New.
7621 (TARGET_INITIALIZER): Use TARGET_REGISTER_MOVE_COST.
7622 * targhooks.c (default_register_move_cost): New function.
7623 * targhooks.h (default_register_move_cost): Declare function.
7624 * defaults.h (REGISTER_MOVE_COST): Delete.
7625 * ira-int.h (ira_register_move_cost): Update comment.
7626 * ira.c (ira_register_move_cost): Update comment.
7627 * reload.h (register_move_cost): Declare.
7628 * reginfo.c (register_move_cost): New function.
7629 (move_cost): Update comment.
7630 (init_move_cost, memory_move_secondary_cost): Replace
7631 REGISTER_MOVE_COST with register_move_cost.
7632 * postreload.c (reload_cse_simplify_set): (Ditto.).
7633 * reload.c (find_valid_class, find_reloads): (Ditto.).
7634 * reload1.c (choose_reload_regs): (Ditto.).
7635 * doc/tm.texi (TARGET_REGISTER_MOVE_COST): New.
7636 (REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Update documentation.
7637 * doc/md.texi (can_create_pseudo_p): Update documentation.
7639 * config/i386/i386.h (MEMORY_MOVE_COST): Remove macro.
7640 * config/i386/i386-protos.h (int ix86_memory_move_cost): Remove.
7641 * config/i386/i386.h (ix86_memory_move_cost): Make static.
7642 (TARGET_MEMORY_MOVE_COST): Define.
7644 * config/ia64/ia64.h (MEMORY_MOVE_COST): Remove macro.
7645 * config/ia64/ia64-protos.h (int ia64_memory_move_cost): Remove.
7646 * config/ia64/ia64.h (ia64_memory_move_cost): Make static.
7647 (TARGET_MEMORY_MOVE_COST): Define.
7649 2010-06-27 Richard Guenther <rguenther@suse.de>
7651 PR tree-optimization/44683
7652 * tree-ssa-dom.c (record_edge_info): Record equivalences for the
7653 false edge from the inverted condition.
7655 2010-06-27 Richard Guenther <rguenther@suse.de>
7658 * tree-ssa-alias.c (refs_may_alias_p_1): Allow SSA name refs.
7659 (stmt_may_clobber_ref_p_1): Do not bother to call the oracle
7660 for register LHS. Or non-store assignments.
7662 2010-06-26 Eric Botcazou <ebotcazou@adacore.com>
7664 * config/sparc/sparc.c (sparc_emit_set_const32): Make static.
7665 (sparc_emit_set_const64): Likewise. Remove disabled code.
7666 * config/sparc/sparc-protos.h (sparc_emit_set_const32): Delete.
7667 (sparc_emit_set_const64): Likewise.
7669 2010-06-26 Catherine Moore <clm@codesourcery.com>
7671 * config/mips/mips.md (alu_type): New attribute.
7672 (type): Infer type from alu_type.
7673 (*add<mode>3, *add<mode>3_mips16, *addsi3_extended,
7674 *baddu_si_eb, *baddu_si_el, *baddu_di, sub<mode>3,
7675 *subsi3_extended, negsi2, negdi2, *low<mode>,
7676 *low<mode>_mips16, *ior<mode>3, *ior<mode>3_mips16,
7677 xor<mode>3, *nor<mode>3,
7678 *zero_extend<GPR:mode>_trunc<SHORT:mode>,
7679 *zero_extendhi_truncqi): Set alu_type instead of type.
7681 2010-06-26 Douglas B Rupp <rupp@gnat.com>
7683 * config/alpha/alpha.c (alpha_need_linkage): Adjust
7684 splay_tree_new_ggc call.
7685 (alpha_use_linkage): Likewise.
7687 2010-06-26 Joseph Myers <joseph@codesourcery.com>
7689 * collect2.c (main): Remove SWITCHES_NEED_SPACES conditional.
7690 * doc/tm.texi (SWITCHES_NEED_SPACES): Don't document.
7691 * gcc.c (SWITCHES_NEED_SPACES, switches_need_spaces): Remove.
7692 (static_specs): Remove switches_need_spaces.
7693 (process_command, do_self_spec): Hardcode handling "-o" instead of
7694 checking switches_need_spaces.
7695 * system.h (SWITCHES_NEED_SPACES): Poison.
7697 2010-06-26 Richard Guenther <rguenther@suse.de>
7699 PR tree-optimization/44393
7700 * tree-loop-distribution.c (generate_loops_for_partition): Fix
7701 stmt removal and VOP renaming.
7702 (generate_memset_zero): Remove redundant stmt updating.
7703 * tree-flow.h (mark_virtual_ops_in_bb): Remove.
7704 * tree-cfg.c (mark_virtual_ops_in_bb): Likewise.
7706 2010-06-26 Jan Hubicka <jh@suse.cz>
7708 * ipa-split.c (consider_split): PHI in entry block is OK as long as all
7709 edges comming from header are equivalent.
7710 (visit_bb): Handle PHIs correctly.
7711 * tree-inline.c (copy_phis_for_bb): Be able to copy
7712 PHI from entry edge.
7713 (copy_cfg_body): Produce edge from entry BB before copying PHIs.
7715 2010-06-26 Richard Guenther <rguenther@suse.de>
7718 * tree-ssa-alias.c (refs_may_alias_p_1): Allow all kind of
7719 decls. Handle LABEL_DECLs like FUNCTION_DECLs.
7721 2010-06-26 Joseph Myers <joseph@codesourcery.com>
7723 * gcc.c (n_switches_alloc, n_infiles_alloc, alloc_infile,
7724 add_infile, alloc_switch): New.
7725 (process_command): Remove variable lang_n_infiles. Process
7726 options in a single pass. Use new functions for allocating
7727 infiles and switches arrays. Properly skip operands of
7728 -Xpreprocessor and -Xassembler.
7730 2010-06-26 Jan Hubicka <jh@suse.cz>
7733 * cgraphunit.c (cgraph_function_versioning): Remove wrong
7734 cgraph_make_decl_local call; fix typo copying RTL data.
7736 2010-06-25 DJ Delorie <dj@redhat.com>
7738 * config/m32c/m32c-protos.h (m32c_note_pragma_address): Declare.
7739 (m32c_output_aligned_common): Likewise.
7740 * config/m32c/m32c.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
7741 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
7742 * config/m32c/m32c-pragma.c (m32c_pragma_address): New.
7743 (m32c_register_pragmas): Register it.
7744 * config/m32c/m32c.c (m32c_get_pragma_address): New.
7745 (m32c_insert_attributes): Set #pragma address decls volatile.
7746 (pragma_entry_eq): New.
7747 (pragma_entry_hash): New.
7748 (m32c_note_pragma_address): New.
7749 (m32c_get_pragma_address): New.
7750 (m32c_output_aligned_common): New.
7751 * doc/extend.texi: Document the new pragma.
7753 * config/m32c/m32c.c (m32c_illegal_subreg_p): Reject illegal MEMs
7755 * config/m32c/predicates.md (m32c_any_operand): Check the code
7756 instead of memory_operand so as to allow matching volatile MEMs.
7757 (m32c_nonimmediate_operand): Likewise.
7758 (mra_operand): Allow volatiles.
7760 2010-06-25 Alexandre Oliva <aoliva@redhat.com>
7763 * simplify-rtx.c (delegitimize_mem_from_attrs): Don't use a base
7764 address if the offset is unknown.
7766 2010-06-25 Douglas B Rupp <rupp@gnat.com>
7768 * dwarf2out.c (dwarf2out_vms_debug_main_pointer): New function.
7769 * dwarf2out.h (dwarf2out_vms_debug_main_pointer): Declare new function.
7770 * config/ia64/ia64-protos.h (ia64_start_function): Declare.
7771 * config/ia64/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Move contents
7772 to ia64_start_function. Invoke it.
7773 * config/ia64/ia64.c (ia64_start_function): Call new function
7774 dwarf2out_vms_debug_main_pointer.
7776 2010-06-25 Sebastian Pop <sebastian.pop@amd.com>
7778 * tree-if-conv.c (insert_gimplified_predicates): Do not insert
7779 statements computing the true predicate.
7781 2010-06-25 Sebastian Pop <sebastian.pop@amd.com>
7783 * tree-if-conv.c (init_bb_predicate): Initialize the predicate
7784 to boolean_true_node.
7785 (reset_bb_predicate): New.
7786 (predicate_bbs): Call reset_bb_predicate.
7788 2010-06-25 Sebastian Pop <sebastian.pop@amd.com>
7790 * tree-if-conv.c (combine_blocks): Remove FIXME comment.
7791 (tree_if_conversion): Returns true when something has been changed.
7792 (main_tree_if_conversion): Return TODO_cleanup_cfg when if-conversion
7795 2010-06-25 Sebastian Pop <sebastian.pop@amd.com>
7797 * Makefile.in (tree-if-conv.o): Depends on DBGCNT_H.
7798 * dbgcnt.def (if_conversion_tree): New DEBUG_COUNTER.
7799 * tree-if-conv.c: Include dbgcnt.h.
7800 (tree_if_conversion): Use if_conversion_tree to count the number of
7801 if-convertible loops.
7803 2010-06-25 Changpeng Fang <changpeng.fang@amd.com>
7805 * common.opt (fprefetch-loop-arrays): Re-define
7806 -fprefetch-loop-arrays as a tri-state option with the initial
7808 * tree-ssa-loop.c (gate_tree_ssa_loop_prefetch): Invoke prefetch
7809 pass only when flag_prefetch_loop_arrays > 0.
7810 * toplev.c (process_options): Note that, with tri-states,
7811 flag_prefetch_loop_arrays>0 means prefetching is enabled.
7812 * config/i386/i386.c (override_options): Enable prefetching at -O3
7813 for a set of CPUs that sw prefetching is helpful.
7814 (software_prefetching_beneficial_p): New. Return TRUE if software
7815 prefetching is beneficial for the given CPU.
7817 2010-06-25 H.J. Lu <hongjiu.lu@intel.com>
7819 PR rtl-optimization/44326
7820 * implicit-zee.c (find_removable_zero_extends): Replace
7821 INSN_P with NONDEBUG_INSN_P.
7823 2010-06-25 Martin Jambor <mjambor@suse.cz>
7825 * ipa-prop.h (struct ipa_param_descriptor): Removed the modified flag.
7826 (struct ipa_node_params): Removed the modification_analysis_done flag.
7827 (ipa_is_param_modified): Removed.
7828 (ipa_analyze_node): Declare.
7829 (ipa_compute_jump_functions): Remove declaration.
7830 (ipa_count_arguments): Likewise.
7831 (ipa_detect_param_modifications): Likewise.
7832 (ipa_analyze_params_uses): Likewise.
7833 * ipa-prop.c (struct param_analysis_info): New type.
7834 (visit_store_addr_for_mod_analysis): Removed.
7835 (visit_load_for_mod_analysis): Renamed to visit_ref_for_mod_analysis,
7836 moved down in the file.
7837 (ipa_detect_param_modifications): Merged into ipa_analyze_params_uses.
7838 (ipa_count_arguments): Made static.
7839 (mark_modified): New function.
7840 (is_parm_modified_before_call): New function.
7841 (compute_pass_through_member_ptrs): New parameter parms_info, call
7842 is_parm_modified_before_call instead of ipa_is_param_modified.
7843 (ipa_compute_jump_functions_for_edge): New parameter parms_info, pass
7844 it to compute_pass_through_member_ptrs.
7845 (ipa_compute_jump_functions): New parameter parms_info, pass it to
7846 ipa_compute_jump_functions_for_edge. Call ipa_initialize_node_params
7847 on the callee if it is analyzed. Made static.
7848 (ipa_analyze_indirect_call_uses): New parameter parms_info, call
7849 is_parm_modified_before_call instead of ipa_is_param_modified.
7850 (ipa_analyze_call_uses): New parameter parms_info, pass it to
7851 ipa_analyze_indirect_call_uses.
7852 (ipa_analyze_stmt_uses): New parameter parms_info, pass it to
7853 ipa_analyze_call_uses.
7854 (ipa_analyze_params_uses): New parameter parms_info, pass it to
7855 ipa_analyze_stmt_uses. Also perform the used analysis. Made static.
7856 (ipa_analyze_node): New function.
7857 (ipa_print_node_params): Do not dump the modified flag.
7858 (ipa_write_node_info): Assert uses_analysis_done rather than streaming
7859 it. Do not stream the modified parameter flag.
7860 (ipa_read_node_info): Set uses_analysis_done to 1 instead of streaming
7861 it. Do not stream the modified parameter flag.
7862 * ipa-cp.c (ipcp_analyze_node): Removed.
7863 (ipcp_init_stage): Iterate only once over the nodes, analyze each one
7864 with only a call to ipa_analyze_node.
7865 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Analyze the
7866 node with only a call to ipa_analyze_node.
7868 2010-06-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
7870 * doc/invoke.texi (-Wsuggest-attribute): Add item for noreturn.
7872 2010-06-25 Jan Hubicka <jh@suse.cz>
7874 * tree-pass.h (pass_split_functions): Declare.
7875 * opts.c (decode_options): Enable function splitting at -O2
7876 * timevar.def (TV_IPA_FNSPLIT): New macro.
7877 * ipa-split.c: New file.
7878 * common.opt (-fpartial-inlining): New flag.
7879 * Makefile.in (ipa-split.o): New object file.
7880 * passes.c (init_optimization_passes): Add ipa-split.
7881 * params.def (partial-inlining-entry-probability): New parameters.
7882 * doc/invoke.texi (-fpartial-inlining): New.
7884 2010-06-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
7887 * tree-inline.c (gimple_expand_calls_inline): Fix typo in comment.
7888 * gimplify.c (is_gimple_reg_rhs_or_call): Likewise.
7889 (gimplify_expr): Likewise.
7891 2010-06-25 Martin Jambor <mjambor@suse.cz>
7893 * ipa-prop.c (determine_cst_member_ptr): Ignore non-clobbering
7894 statements instead of bailing out on them.
7895 (ipa_analyze_indirect_call_uses): Do not require that loads from the
7896 parameter are in the same BB as the condition. Update comments.
7898 2010-06-25 Jakub Jelinek <jakub@redhat.com>
7901 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): If stmt is always
7902 true or always false, return NULL_TREE.
7903 (tree_unswitch_single_loop): Optimize conditions even when reaching
7904 max-unswitch-level parameter. If num > 0, optimize first all conditions
7905 using entry checks, then do still reachable block discovery and consider
7906 only conditions in still reachable basic blocks in the loop.
7908 PR tree-optimization/44539
7909 * tree-cfgcleanup.c (fixup_noreturn_call): Call update_stmt even when
7910 the call doesn't have LHS, but has VDEF.
7912 2010-06-25 Joseph Myers <joseph@codesourcery.com>
7914 * config/pa/pa.h (MODIFY_TARGET_NAME): Remove.
7915 * doc/tm.texi (MODIFY_TARGET_NAME): Don't document.
7916 * gcc.c (enum add_del, struct modify_target, modify_target): Remove.
7917 (process_command): Remove code conditional on MODIFY_TARGET_NAME.
7918 * system.h (MODIFY_TARGET_NAME): Poison.
7920 2010-06-25 Alan Modra <amodra@gmail.com>
7922 * doc/invoke.texi: Delete mcmodel=medium from powerpc options.
7923 * config/rs6000/rs6000.h (enum rs6000_cmodel): Delete CMODEL_MEDIUM.
7924 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
7925 CMODEL_LARGE as default.
7926 * config/rs6000/rs6000.c (rs6000_handle_option): Remove mcmodel=medium.
7927 (offsettable_ok_by_alignment): Delete.
7928 (rs6000_emit_move): Remove mcmodel=medium optimization.
7930 2010-06-25 Bernd Schmidt <bernds@codesourcery.com>
7932 With large parts from Jim Wilson:
7934 * tree-pretty-print.c (dump_generic_node, op_code_prio): Add
7935 WIDEN_MULT_PLUS_EXPR and WIDEN_MULT_MINUS_EXPR.
7936 * optabs.c (optab_for_tree_code): Likewise.
7937 (expand_widen_pattern_expr): Likewise.
7938 * tree-ssa-math-opts.c (convert_mult_to_widen): New function, broken
7939 out of execute_optimize_widening_mul.
7940 (convert_plusminus_to_widen): New function.
7941 (execute_optimize_widening_mul): Use the two new functions.
7942 * expr.c (expand_expr_real_2): Add support for GIMPLE_TERNARY_RHS.
7943 Remove code to generate widening multiply-accumulate. Add support
7944 for WIDEN_MULT_PLUS_EXPR and WIDEN_MULT_MINUS_EXPR.
7945 * gimple-pretty-print.c (dump_ternary_rhs): New function.
7946 (dump_gimple_assign): Call it when appropriate.
7947 * tree.def (WIDEN_MULT_PLUS_EXPR, WIDEN_MULT_MINUS_EXPR): New codes.
7948 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
7949 (expand_gimple_stmt_1): Likewise.
7950 (expand_debug_expr): Support WIDEN_MULT_PLUS_EXPR and
7951 WIDEN_MULT_MINUS_EXPR.
7952 * tree-ssa-operands.c (get_expr_operands): Likewise.
7953 * tree-inline.c (estimate_operator_cost): Likewise.
7954 * gimple.c (extract_ops_from_tree_1): Renamed from
7955 extract_ops_from_tree. Add new arg for a third operand; fill it.
7956 (gimple_build_assign_stat): Support operations with three operands.
7957 (gimple_build_assign_with_ops_stat): Likewise.
7958 (gimple_assign_set_rhs_from_tree): Likewise.
7959 (gimple_assign_set_rhs_with_ops_1): Renamed from
7960 gimple_assign_set_rhs_with_ops. Add new arg for a third operand.
7961 (get_gimple_rhs_num_ops): Support GIMPLE_TERNARY_RHS.
7962 (get_gimple_rhs_num_ops): Handle WIDEN_MULT_PLUS_EXPR and
7963 WIDEN_MULT_MINUS_EXPR.
7964 * gimple.h (enum gimple_rhs_class): Add GIMPLE_TERNARY_RHS.
7965 (extract_ops_from_tree_1): Adjust declaration.
7966 (gimple_assign_set_rhs_with_ops_1): Likewise.
7967 (gimple_build_assign_with_ops): Pass NULL for last operand.
7968 (gimple_build_assign_with_ops3): New macro.
7969 (gimple_assign_rhs3, gimple_assign_rhs3_ptr, gimple_assign_set_rhs3,
7970 gimple_assign_set_rhs_with_ops, extract_ops_from_tree): New inline
7972 * tree-cfg.c (verify_gimple_assign_ternary): New static function.
7973 (verify_gimple_assign): Call it.
7974 * doc/gimple.texi (Manipulating operands): Document GIMPLE_TERNARY_RHS.
7975 (Tuple specific accessors, subsection GIMPLE_ASSIGN): Document new
7976 functions for dealing with three-operand statements.
7977 * tree.c (commutative_ternary_tree_code): New function.
7978 * tree.h (commutative_ternary_tree_code): Declare it.
7979 * tree-vrp.c (gimple_assign_nonnegative_warnv_p): Return false for
7981 (gimple_assign_nonzero_warnv_p): Likewise.
7982 * tree-ssa-sccvn.c (stmt_has_constants): Handle GIMPLE_TERNARY_RHS.
7983 * tree-ssa-ccp.c (get_rhs_assign_op_for_ccp): New static function.
7984 (ccp_fold): Use it. Handle GIMPLE_TERNARY_RHS.
7985 * tree-ssa-dom.c (enum expr_kind): Add EXPR_TERNARY.
7986 (struct hashtable_expr): New member ternary in the union.
7987 (initialize_hash_element): Handle GIMPLE_TERNARY_RHS.
7988 (hashable_expr_equal_p): Fix indentation. Handle EXPR_TERNARY.
7989 (iterative_hash_hashable_expr): Likewise.
7990 (print_expr_hash_elt): Handle EXPR_TERNARY.
7991 * gimple-fold.c (fold_gimple_assign): Handle GIMPLE_TERNARY_RHS.
7992 * tree-ssa-threadedge.c (fold_assignment_stmt): Remove useless break
7993 statements. Handle GIMPLE_TERNARY_RHS.
7995 2010-06-25 Jan Hubicka <jh@suse.cz>
7997 * doc/invoke.texi (-Wsuggest-attribute): Add noreturn.
7999 2010-06-25 Shujing Zhao <pearly.zhao@oracle.com>
8002 * c-parser.c (c_parser_parms_list_declarator): Return NULL if one of
8003 parameters are not good.
8004 (c_parser_parameter_declaration): Error unknown type name if the type
8005 name can't start declaration specifiers.
8007 2010-06-25 Joseph Myers <joseph@codesourcery.com>
8009 * gcc.c (translate_options): Don't mention +e in comment.
8010 (process_command): Don't handle +e specially.
8012 2010-06-25 Bernd Schmidt <bernds@codesourcery.com>
8014 * ira.c (allocno_pool, copy_pool, allocno_live_range_pool): Delete.
8016 * ira-build.c (merge_hard_reg_conflicts): New function.
8017 (create_cap_allocno, copy_info_to_removed_store_destinations,
8018 propagate_some_info_from_allocno, propagate_allocno_info): Use it.
8019 (move_allocno_live_ranges, copy_allocno_live_ranges): New functions.
8020 (remove_unnecessary_allocnos, remove_low_level_allocnos)
8021 copy_nifo_to_removed_store_destination): Use them.
8022 * ira-lives.c (make_hard_regno_born): New function, split out of
8024 (make_allocno_born): Likewise.
8025 (make_hard_regno_dead): New function, split out of make_regno_dead.
8026 (make_allocno_dead): Likewise.
8027 (inc_register_pressure): New function, split out of set_allocno_live.
8028 (dec_register_pressure): New function, split out of clear_allocno_live.
8029 (mark_pseudo_regno_live): New function, split out of mark_reg_live.
8030 (mark_hard_reg_live): Likewise. Use inc_register_pressure.
8031 (mark_pseudo_regno_dead): New function, split out of mark_reg_dead.
8032 (mark_hard_reg_dead): Likewise. Use dec_register_pressure.
8033 (make_pseudo_conflict): Use mark_pseudo_regno_dead and
8034 mark_pseudo_regno_live.
8035 (process_bb_node_lives): Use mark_pseudo_regno_live,
8036 make_hard_regno_born and make_allocno_dead.
8037 (make_regno_born, make_regno_dead, mark_reg_live, mark_reg_dead,
8038 set_allocno_live, clear_allocno_live): Delete functions.
8040 * ira-int.h (ira_parent_allocno, ira_parent_or_cap_allocno): Declare.
8041 * ira-build.c (ira_parent_allocno, ira_parent_or_cap_allocno): New
8043 (ira_flattening): Use ira_parent_allocno.
8044 * ira-conflicts.c (process_regs_for_copy, propagate_copies)
8045 build_allocno_conflicts): Use ira_parent_or_cap_allocno.
8047 * ira-color.c (assign_hard_reg): Improve formatting of multi-line for
8050 * ira-int.h (SET_MINMAX_SET_BIT, CLEAR_MINMAX_SET_BIT,
8051 TEST_MINMAX_SET_BIT, minmax_set_iterator, minmax_set_iter_init,
8052 minmax_set_iter_cond, minmax_set_iter_next,
8053 FOR_EACH_BIT_IN_MINMAX_SET): Renamed from SET_ALLOCNO_SET_BIT,
8054 CLEAR_ALLOCNO_SET_BIT, TEST_ALLOCNO_SET_BIT, ira_allocno_set_iterator,
8055 ira_allocno_set_iter_init, ira_allocno_set_iter_cond,
8056 ira_allocno_set_iter_Next and FOR_EACH_ALLOCNO_IN_ALLOCNO_SET. All
8059 * ira-int.h (struct live_range, live_range_t): Renamed from struct
8060 ira_allocno_live_range and allocno_live_range_t; all uses changed.
8061 * ira-build.c (live_range_pool): Renamed from allocno_live_range_pool.
8064 2010-06-24 Richard Earnshaw <rearnsha@arm.com>
8066 * thumb2.md (thumb2_tlobits_cbranch): Delete.
8067 (peephole2 to convert zero_extract/compare of single bit to
8068 lshift/compare): New.
8070 2010-06-24 Anatoly Sokolov <aesok@post.ru>
8072 * fold-const.c (const_binop): Remove 'notrunc' argement. Adjust
8073 recursive call and call to 'int_const_binop'.
8074 (build_range_check, fold_cond_expr_with_comparison, unextend,
8075 fold_truthop, extract_muldiv_1, fold_comparison, fold_binary_loc,
8076 multiple_of_p): Adjust call to const_binop.
8078 2010-06-24 Uros Bizjak <ubizjak@gmail.com>
8080 * config/i386/i386.md (XFmode push splitter): Use GET_MODE_SIZE to
8081 determine size of XFmode operand.
8082 (XFmode extended DFmode push splitter): Ditto.
8083 (XFmode extended SFmode push splitter): Ditto.
8085 2010-06-24 H.J. Lu <hongjiu.lu@intel.com>
8088 * config/i386/i386.md (extract_code): New.
8089 (<u>divmodqi4): Likewise.
8090 (divmodhiqi3): Likewise.
8091 (udivmodhiqi3): Likewise.
8092 (<u>divqi3): Remvoved.
8094 2010-06-24 Jakub Jelinek <jakub@redhat.com>
8097 * recog.h (struct recog_data): Add is_asm field.
8098 * recog.c (asm_operand_ok, constrain_operands): If neither < nor > is
8099 present in constraints of inline-asm operand and memory operand
8100 contains {PRE,POST}_{INC,DEC,MODIFY}, return 0.
8101 (extract_insn): Initialize recog_data.is_asm.
8102 * doc/md.texi (Constraints): Document operand side-effect rules.
8104 2010-06-24 Andi Kleen <ak@linux.intel.com>
8106 * c-parser.c (c_parser_conditional_expression): Call
8107 warn_for_omitted_condop.
8108 * doc/invoke.texi: Document omitted condop warning.
8110 2010-06-24 Nick Clifton<nickc@redhat.com>
8112 * loop-unswitch.c (compare_and_jump_seq): Assert that the last
8113 insn in the sequence is a jump insn before setting its label.
8115 2010-06-24 Alan Modra <amodra@gmail.com>
8117 * collect2.c (main): Match exactly --version and --help.
8119 2010-06-24 DJ Delorie <dj@redhat.com>
8121 * config/m32c/m32c-pragma.c: Don't include rtl.h.
8123 2010-06-23 Uros Bizjak <ubizjak@gmail.com>
8125 * config/i386/i386.md (mov<mode>): Macroize expander from mov{sf,df,xf}
8126 using X87MODEF mode iterator.
8127 (pushsf splitter): Macroize splitter using P mode iterator.
8128 (*swap<mode>): Macroize insn from *swap{sf,df} using MODEF
8131 (*movxf_internal): Rename from *movxf_integer.
8132 (*movxf_internal_nointeger): Rename from *movxf_nointeger.
8133 (*movdf_internal_rex64): Rename from *movdf_integer_rex64.
8134 (*movdf_internal): Rename from *movdf_integer.
8135 (*movdf_internal_nointeger): Rename from *movdf_nointeger.
8136 (*movsf_internal): Rename from *movdf_1.
8138 2010-06-23 Basile Starynkevitch <basile@starynkevitch.net>
8140 * coretypes.h (gimple_seq_node_d, gimple_seq_node)
8141 (const_gimple_seq_node): Removed typedefs.
8143 * gimple.h (gimple_seq_node_d, gimple_seq_node)
8144 (const_gimple_seq_node): Added typedefs moved from coretypes.h.
8146 2010-06-23 H.J. Lu <hongjiu.lu@intel.com>
8148 * config/i386/i386.c (bdesc_args): Replace CODE_FOR_avx_si_si256,
8149 CODE_FOR_avx_ps_ps256 and CODE_FOR_avx_pd_pd256 with
8150 CODE_FOR_vec_extract_lo_v8si, CODE_FOR_vec_extract_lo_v8sf
8151 and CODE_FOR_vec_extract_lo_v4df.
8153 * config/i386/sse.md (vec_extract_lo_<AVX256MODE4P:mode>):
8154 Changed to define_insn_and_split.
8155 (vec_extract_lo_<AVX256MODE8P:mode>): Likewise.
8156 (vec_extract_lo_v16hi): Likewise.
8157 (vec_extract_lo_v32qi): Likewise.
8158 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
8159 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Removed.
8161 2010-06-23 Joern Rennecke <joern.rennecke@embecosm.com>
8164 * config/spu/spu-protos.h (spu_expand_epilogue) Use bool.
8165 * config/spu/spu.c (spu_scalar_mode_supported_p): Declare with bool.
8166 (spu_vector_mode_supported_p, spu_handle_fndecl_attribute): Likewise.
8167 (spu_handle_vector_attribute, spu_pass_by_reference): Likewise.
8168 (spu_rtx_costs, spu_function_ok_for_sibcall): Likewise.
8171 * config/spu/spu.c (ea_load_store_inline): Use add_reg_note.
8174 * df-core.c (struct df): Rename to df_d.
8175 * df.h (struct df): Likewise.
8176 * dse.h (struct df): Remove forward declaration.
8177 * recog.h (struct insn_data): Rename to:
8178 (struct_insn_data_d). Adjusted all users.
8180 2010-06-23 Arnaud Charlet <charlet@adacore.com
8183 * doc/install.texi: Update requirements to build GNAT.
8185 2010-06-22 Andreas Schwab <schwab@linux-m68k.org>
8187 * config/m68k/m68k.c (m68k_output_addr_const_extra): Add cast to
8189 (m68k_sched_attr_opx_type): Remove unreachable return.
8190 (m68k_sched_attr_opy_type): Likewise.
8191 (m68k_sched_attr_size): Likewise.
8192 (sched_get_opxy_mem_type): Likewise.
8193 (m68k_sched_attr_op_mem): Likewise.
8195 2010-06-22 Eric Botcazou <ebotcazou@adacore.com>
8197 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Chain the
8198 new statement and adjust VDEF only if necessary. Remove superfluous
8199 call to maybe_clean_or_replace_eh_stmt.
8200 * gimple.c (gimple_call_copy_skip_args): Use gimple_call_copy_flags to
8202 * gimple-iterator.c (gsi_replace): Clear BB of old statement here...
8203 * tree-inline.c (copy_bb): ...and not there.
8205 2010-06-22 Cary Coutant <ccoutant@google.com>
8207 * dwarf2out.c (is_nested_in_subprogram): New function.
8208 (should_move_die_to_comdat): Use it.
8209 (copy_ancestor_tree): Don't mark DIEs here.
8210 (copy_decls_walk): Start walk from root of newly-added tree;
8211 mark DIEs here instead.
8213 2010-06-22 H.J. Lu <hongjiu.lu@intel.com>
8215 * config/i386/i386.md (unit): Also check sseishft1.
8217 2010-06-22 Jan Hubicka <jh@suse.cz>
8219 * gimple.h (gimple_expr_code): Do checking on when gimple checking is
8222 2010-06-22 Jan Hubicka <jh@suse.cz>
8224 * df-problems.c (df_rd_confluence_n, df_lr_confluence_n,
8225 df_live_confluence_n, df_byte_lr_confluence_n, df_md_confluence_n):
8226 Return true if something changed.
8227 * df.h (df_confluence_function_n): Return bool.
8228 * df-core.c (df_worklist_propagate_forward,
8229 df_worklist_propagate_backward): Track changes and ages.
8230 (df_worklist_dataflow_doublequeue): Use bitmap iterator for main walk;
8232 * dse.c (dse_confluence_n): Return always true.
8234 2010-06-22 Jan Hubicka <jh@suse.cz>
8236 * bitmap.c (bitmap_clear_bit): Micro optimize.
8238 2010-06-22 Uros Bizjak <ubizjak@gmail.com>
8240 * config/i386/i386.md (SWI1248x): New mode iterator.
8245 (mov<mode>): Macroize expander from mov{qi,hi,si,di} using
8246 SWI1248x mode iterator.
8247 (*push<mode>2_rex64): Macroize insn from *push{qi,hi,si}_rex64
8248 using SWI124 mode iterator.
8249 (*push<mode>2): Macroize insn from *push{qi,hi} using SWI12
8251 (*push<mode>2_prologue): Macroize insn from *pushsi2_prologue and
8252 *pushdi2_prologue_rex64 using P mode iterator.
8253 (*mov<mode>_xor): Macroize insn from *movsi_xor and *movdi_xor_rex64
8254 using SWI48 mode iterator.
8255 (*mov<mode>_or): Ditto from *movsi_or and *movdi_or_rex64.
8256 (*movabs<mode>_1): Macroize insn from *movabs{qi,hi,si,di}_1_rex64
8257 using SWI1248x mode iterator.
8258 (*movabs<mode>_2): Ditto from *movabs{qi,hi,si,di}_1_rex64.
8259 (*swap<mode>): Macroize insn from *swapsi and *swapdi_rex64 using
8260 SWI48 mode iterator.
8261 (*swap<mode>_1): Macroize insn from *swap{qi,hi}_1 using SWI12 mode
8263 (*swap<mode>_2): Ditto from *swap{qi,hi}_2.
8264 (movstrict<mode>): Macroize expander from movstrict{qi,hi} using
8265 SWI12 mode iterator.
8266 (*movstrict<mode>_1): Macroize insn from *movstrict{qi,hi}_1 using
8267 SWI12 mode iterator.
8268 (*movstrict<mode>_xor): Ditto from *movstrict{qi,hi}_xor.
8269 (*mov<mode>_extv_1): Macroize insn from *mov{hi,si}_extv_1 using
8270 SWI24 mode iterator.
8271 (*mov<mode>_extzv_1): Macroize insn from *mov{si,di}_extzv_1 using
8272 SWI48 mode iterator.
8273 (mov<mode>_insn_1): New expander.
8274 (*mov<mode>_insv_1_rex64): Macroize insn from *mov{si,di}_insv_1_rex64
8275 using SWI48x mode iterator.
8277 (*movoi_internal_avx): Rename from *movoi_internal.
8278 (*movti_internal_rex64): Rename from *movti_rex64.
8279 (*movti_internal_sse): Rename from *movti_sse.
8280 (*movdi_internal_rex64): Rename from *movdi_1_rex64.
8281 (*movdi_internal): Rename from *movdi_2.
8282 (*movsi_internal): Rename from *movsi_1.
8283 (*movhi_internal): Rename from *movhi_1.
8284 (*movqi_internal): Rename from *movqi_1.
8286 (insv): Update the call to gen_movsi_insv_1 for rename.
8287 * config/i386/i386.c (promote_duplicated_reg): Ditto.
8289 2010-06-22 Jan Hubicka <jh@suse.cz>
8291 * passes.c (execute_function_todo): Move call of statistics_fini_pass
8293 (execute_todo) ... this one.
8295 2010-06-22 Alan Modra <amodra@gmail.com>
8298 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
8299 * caller-save.c (insert_restore, insert_save): Use non-validate
8300 form of adjust_address.
8302 2010-06-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8305 * config/pa/pa.c (override_options): Disable
8306 -freorder-blocks-and-partition.
8308 2010-06-21 H.J. Lu <hongjiu.lu@intel.com>
8311 * config/i386/atom.md (atom_sseishft_2): Also check sseishft1.
8313 * config/i386/i386.md (type): Add sseishft1
8315 * config/i386/ppro_insn (ppro_insn): Also check sseishft1.
8316 (ppro_insn_load): Likewise.
8317 (ppro_insn_store): Likewise.
8318 (ppro_insn_both): Likewise.
8320 * config/i386/sse.md (sse2_lshrv1ti3): Add atom_unit.
8321 (*vec_extractv2di_1_rex64_avx): Replace sseishft with sseishft1
8323 (*vec_extractv2di_1_avx): Likewise.
8324 (*vec_extractv2di_1_rex64): Replace sseishft with sseishft1 for
8325 type. Remove atom_unit.
8326 (*vec_extractv2di_1_sse2): Likewise.
8328 2010-06-21 DJ Delorie <dj@redhat.com>
8330 * diagnostic.h (diagnostic_classification_change_t): New.
8331 (diagnostic_context): Add history and push/pop list.
8332 (diagnostic_push_diagnostics): Declare.
8333 (diagnostic_pop_diagnostics): Declare.
8334 * diagnostic.c (diagnostic_classify_diagnostic): Store changes
8335 from pragmas in a history chain instead of the global table.
8336 (diagnostic_push_diagnostics): New.
8337 (diagnostic_pop_diagnostics): New.
8338 (diagnostic_report_diagnostic): Scan history chain to find state
8339 of diagnostics as of the diagnostic location.
8340 * opts.c (set_option): Pass UNKNOWN_LOCATION to
8341 diagnostic_classify_diagnostic.
8342 (enable_warning_as_error): Likewise.
8343 * diagnostic-core.h (DK_POP): Add after "real" diagnostics, for
8344 use in the history chain.
8345 * doc/extend.texi: Document pragma GCC diagnostic changes.
8347 2010-06-21 Jakub Jelinek <jakub@redhat.com>
8349 * dwarf2out.c (add_linkage_name): New function. Don't add
8350 anything to DW_TAG_member DIEs.
8351 (add_name_and_src_coords_attributes): Use it.
8352 (gen_variable_die): Call it for C++ static data members if
8353 specification is DW_TAG_member.
8355 * dwarf2out.c (base_type_die): Use DW_ATE_UTF for
8356 C++ char16_t and char32_t.
8358 * Makefile.in (build/genattrtab.o): Depend on vecprim.h.
8359 * genattrtab.c: Include vecprim.h.
8360 (cached_attrs, cached_attr_count, attrs_seen_once,
8361 attrs_seen_more_than_once, attrs_to_cache, attrs_cached_inside,
8362 attrs_cached_after): New variables.
8363 (find_attrs_to_cache): New function.
8364 (FLG_BITWISE, FLG_AFTER, FLG_INSIDE, FLG_OUTSIDE_AND): Define.
8365 (write_test_expr): Add attrs_cached argument, return it too,
8366 attempt to cache non-const attributes used more than once in
8367 a single case handling.
8368 (write_attr_get): Use find_attrs_to_cache, for caching candidates
8369 emit cached_* variables. Adjust write_attr_set callers.
8370 (write_attr_set): Add attrs_cached attribute, use find_attrs_to_cache
8371 to find attributes that should be cached in this block. Adjust
8372 write_test_expr callers.
8373 (write_attr_case): Clear attrs_to_cache. Adjust write_attr_set
8375 (make_automaton_attrs): Adjust write_test_expr caller.
8377 * Makefile.in (cfgexpand.o): Depend on $(INSN_ATTR_H).
8378 * genattrtab.c (check_tune_attr, find_tune_attr): New functions.
8379 (make_automaton_attrs): If find_tune_attr returns non-NULL,
8380 write separate internal_dfa_insn_code_* and insn_default_latency_*
8381 functions for each attribute's value and emit init_sched_attrs
8382 function and function pointers.
8383 * genattr.c (const_attrs, reservations): New variables.
8384 (gen_attr): Add const attributes to const_attrs vector.
8385 (check_tune_attr, find_tune_attr): New functions.
8386 (main): Add reservations to reservations vector. If find_tune_attr
8387 returns true, add prototype for init_sched_attrs and make
8388 internal_dfa_insn_code and insn_default_latency function pointers,
8389 otherwise define init_sched_attrs as dummy macro.
8390 * cfgexpand.c: Include insn-attr.h.
8391 (gimple_expand_cfg): Call init_sched_attrs.
8393 * stmt.c (resolve_asm_operand_names): Fix handling of %%.
8396 * config/i386/i386.c (ix86_gimplify_va_arg): When copying
8397 va_arg from a set of register save slots into a temporary,
8398 if the container is bigger than type size, do the copying
8399 using smaller mode or using memcpy.
8402 * sel-sched-dump.h (sel_prepare_string_for_dot_label): Remove
8404 (sel_print_to_dot): Remove macro.
8405 (sel_print): Likewise. New prototype.
8406 * sel-sched-dump.c (sel_prepare_string_for_dot_label): Make static.
8407 (sel_print): New function.
8409 2010-06-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8411 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define
8412 __STDC_VERSION__=199901L, _XOPEN_SOURCE=600 for C++.
8414 2010-06-21 Nick Clifton <nickc@redhat.com>
8416 * config/rx/rx.h (PTRDIFF_TYPE): Define.
8417 (SMALL_REGISTER_CLASS): Define (to zero).
8418 (PRINT_OPERAND): Delete.
8419 (PRINT_OPERAND_ADDRESS): Delete.
8420 * config/rx/rx-protos.h (rx_print_operand): Delete prototype.
8421 (rx_print_operand_address): Delete prototype.
8422 * config/rx/rx.c (rx_print_operand): Make static.
8423 Allow %H and %L to handle CONST_DOUBLEs.
8424 (rx_print_operand_address): Make static.
8425 (rx_gen_move_template): Rename local variable 'template' to
8427 (rx_function_arg): Do not pass unknown sized objects in registers.
8428 (TARGET_PRINT_OPERAND): Define.
8429 (TARGET_PRINT_OPERAND_ADDRESS): Define.
8431 2010-06-21 Jan Kratochvil <jan.kratochvil@redhat.com>
8433 * Makefile.in (POD2MAN): Provide --date from $(DATESTAMP).
8435 2010-06-21 Kai Tietz <kai.tietz@onevision.com>
8437 * config/i386/i386.c (ix86_compute_frame_layout): Avoid
8438 stack-alignment for simple leaf-functions.
8440 2010-06-20 Alexandre Oliva <aoliva@redhat.com>
8442 * doc/install.texi: Document bootstrap-lto.
8444 2010-06-20 Alexandre Oliva <aoliva@redhat.com>
8447 * lto-streamer-in.c (input_bb): Leave debug stmts alone.
8448 (input_function): Drop them here, if VTA is disabled.
8450 2010-06-20 Uros Bizjak <ubizjak@gmail.com>
8453 * config/i386/predicates.md (ix86_swapped_fp_comparsion_operator):
8455 * config/i386/i386.md (*fp_jcc_8<mode>_387 and splitters): Use
8456 ix86_swapped_fp_comparsion_operator instead of
8457 ix86_fp_comparison_operator.
8459 (*fp_jcc_1_387): Rename from *fp_jcc_3_387.
8460 (*fp_jcc_1r_387): Rename from *fp_jcc_4_387.
8461 (*fp_jcc_2_387): Rename from *fp_jcc_5_387.
8462 (*fp_jcc_2r_387): Rename from *fp_jcc_6_387.
8463 (*fp_jcc_3_387): Rename from *fp_jcc_7_387.
8464 (*fp_jcc_4_<mode>_387): Rename from *fp_jcc_8<mode>_387.
8466 2010-06-20 Joseph Myers <joseph@codesourcery.com>
8469 * opth-gen.awk: Generate definitions of OPT_SPECIAL_unknown,
8470 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
8471 * opts-common.c (find_opt): Return OPT_SPECIAL_unknown on failure.
8472 (decode_cmdline_option): Update for this return value. Set
8473 orig_option_with_args_text field. Set arg field for unknown
8474 options. Make static.
8475 (decode_cmdline_options_to_array): New.
8476 (prune_options): Update handling of find_opt return value.
8477 * opts.c (read_cmdline_option): Take decoded option. Return void.
8478 (read_cmdline_options): Take decoded options.
8479 (decode_options): Add parameters for decoded options. Use
8480 decode_cmdline_options_to_array. Use decoded options for -O
8481 scan. Use integral_argument for -O parameters. Update call to
8482 read_cmdline_options.
8483 (enable_warning_as_error): Update handling of find_opt return value.
8484 * opts.h: Update comment on unknown options.
8485 (struct cl_decoded_option): Update comments on opt_index and arg.
8486 Add orig_option_with_args_text.
8487 (decode_cmdline_option): Remove.
8488 (decode_cmdline_options_to_array): Declare.
8489 (decode_options): Update prototype.
8490 * toplev.c (save_argv): Remove.
8491 (save_decoded_options, save_decoded_options_count): New.
8492 (read_integral_parameter): Remove.
8493 (print_switch_values): Use decoded options.
8494 (toplev_main): Don't set save_argv. Update call to decode_options.
8495 * toplev.h (read_integral_parameter): Remove.
8496 * varasm.c (elf_record_gcc_switches): Don't handle holding back names.
8498 2010-06-19 Richard Earnshaw <rearnsha@arm.com>
8501 * arm.md (cmpsi2_addneg): Prefer emitting adds to subs with a negative
8503 * constraints.md (Pw, Px): New constraints.
8504 * thumb2.md (cmpsi2_addneg peephole2): New peepholes.
8506 2010-06-19 H.J. Lu <hongjiu.lu@intel.com>
8508 * config/i386/sse.md (fma4modesuffixf4): Removed.
8509 (ssemodesuffixf2s): Likewise.
8510 (ssemodesuffixf4): Likewise.
8511 (ssemodesuffixf2c): Likewise.
8512 (ssescalarmodesuffix2s): Likewise.
8513 (avxmodesuffixf2c): Likewise.
8514 (ssemodesuffix): New.
8515 (ssescalarmodesuffix): Likewise.
8516 Update patterns with ssemodesuffix and ssescalarmodesuffix.
8518 2010-06-19 Philip Herron <herron.philip@googlemail.com>
8520 * c-decl.c (c_write_global_declarations): Don't check flag_syntax_only.
8522 2010-06-18 H.J. Lu <hongjiu.lu@intel.com>
8524 * stor-layout.c (debug_rli): Remove unused local variables.
8526 2010-06-18 Eric Botcazou <ebotcazou@adacore.com>
8528 PR rtl-optimization/40900
8529 * expr.c (expand_expr_real_1) <SSA_NAME>: Fix long line. Save the
8530 original expression for later reuse.
8531 <expand_decl_rtl>: Use promote_function_mode to compute the signedness
8532 of the promoted RTL for a SSA_NAME on the LHS of a call statement.
8534 2010-06-18 Anatoly Sokolov <aesok@post.ru>
8536 * double-int.h (double_int_to_shwi, double_int_to_uhwi,
8537 double_int_fits_in_uhwi_p): Implement as static inline.
8538 (double_int_xor): New inline function.
8539 (double_int_lrotate, double_int_rrotate, double_int_max,
8540 double_int_umax, double_int_smax, double_int_min, double_int_umin,
8541 double_int_smin): Declare.
8542 (lrotate_double, rrotate_double): Remove declaration.
8543 * double-int.c (double_int_fits_in_uhwi_p, double_int_to_shwi,
8544 double_int_to_uhwi, lrotate_double, rrotate_double): Remove function.
8545 (double_int_lrotate, double_int_rrotate, double_int_max,
8546 double_int_umax, double_int_smax, double_int_min, double_int_umin,
8547 double_int_smin): New function.
8548 * fold-const.c (int_const_binop): Clean up, use double_int_*
8550 * simplify-rtx.c (simplify_const_binary_operation): Clean up, use
8551 double_int_* and immed_double_int_const functions.
8553 2010-06-18 Nathan Froyd <froydnj@codesourcery.com>
8555 * function.h (types_used_by_cur_var_decl): Change type to a VEC.
8556 * function.c (types_used_by_cur_var_decl): Likewise.
8557 (used_types_insert): Adjust for new type of types_used_by_cur_var_decl.
8559 2010-06-18 Nathan Froyd <froydnj@codesourcery.com>
8561 * tree.h (record_layout_info): Change type of pending_statics field
8563 * stor-layout.c (start_record_layout): Store NULL into
8565 (debug_rli): Call debug_vec_tree instead of debug_tree.
8566 (place_field): Likewise.
8567 (finish_record_layout): Likewise.
8569 2010-06-18 Alan Modra <amodra@gmail.com>
8571 * config/rs6000/linux64.h (SET_CMODEL): Don't expand to empty.
8573 2010-06-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8576 * config/pa/pa.c (emit_move_sequence): Don't infer REG_POINTER flag
8577 for SET source operand from SET destination operand.
8579 2010-06-17 Bernd Schmidt <bernds@codesourcery.com>
8581 PR rtl-optimization/39871
8582 * reload1.c (init_eliminable_invariants): For flag_pic, disable
8583 equivalences only for constants that aren't LEGITIMATE_PIC_OPERAND_P.
8584 (function_invariant_p): Rule out a plus of frame or arg pointer with
8586 * ira.c (find_reg_equiv_invariant_const): Likewise.
8588 2010-06-17 Gunther Nikl <gnikl@users.sourceforge.net>
8590 * config/rs6000/rs6000.c (print_operand) <'K'>: Also use
8591 print_operand_address and puts to output the operand for CONST.
8593 2010-06-17 Jakub Jelinek <jakub@redhat.com>
8596 * dwarf2out.c (dwarf2out_debug_hooks): Add entry for begin_epilogue
8599 2010-06-17 Nathan Froyd <froydnj@codesourcery.com>
8601 * v850-protos.h (print_operand): Delete.
8602 (print_operand_address): Delete.
8603 * v850.h (PRINT_OPERAND): Delete.
8604 (PRINT_OPERAND_PUNCT_VALID_P): Delete.
8605 (PRINT_OPERAND_ADDRESS): Delete.
8606 * v850.c (print_operand_address): Rename to...
8607 (v850_print_operand_address): ...this. Make static. Call
8609 (print_operand): Rename to...
8610 (v850_print_operand): ...this. Make static. Call
8611 v850_print_operand_address.
8612 (v850_print_operand_punct_valid_p): New function.
8613 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
8614 (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
8616 2010-06-17 Nathan Froyd <froydnj@codesourcery.com>
8618 * config/sh/sh-protos.h (print_operand): Delete.
8619 (print_operand_address): Delete.
8620 * config/sh/sh.h (PRINT_OPERAND): Delete.
8621 (PRINT_OPERAND_PUNCT_VALID_P): Delete.
8622 (PRINT_OPERAND_ADDRESS): Delete.
8623 * config/sh/sh.c (sh_print_operand_address): Make static.
8624 (sh_print_operand): Make static. Call sh_print_operand_address
8625 and sh_print_operand.
8626 (sh_print_operand_punct_valid_p): New function.
8627 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
8628 (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
8630 2010-06-17 Nathan Froyd <froydnj@codesourcery.com>
8632 * config/mcore/mcore-protos.h (mcore_print_operand): Delete.
8633 (mcore_print_operand_address): Delete.
8634 * config/mcore/mcore.h (PRINT_OPERAND): Delete.
8635 (PRINT_OPERAND_PUNCT_VALID_P): Delete.
8636 (PRINT_OPERAND_ADDRESS): Delete.
8637 * config/mcore/mcore.c (mcore_print_operand_address): Make static.
8638 (mcore_print_operand): Make static.
8639 (mcore_print_operand_punct_valid_p): New function.
8640 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define
8641 (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
8643 2010-06-17 Nathan Froyd <froydnj@codesourcery.com>
8645 * config/m68hc11/m68hc11-protos.h (print_operand): Delete.
8646 (print_operand_address): Delete.
8647 * config/m68hc11/m68hc11.h (PRINT_OPERAND): Delete.
8648 (PRINT_OPERAND_ADDRESS): Delete.
8649 * config/m68hc11/m68hc11.c (m68hc11_print_operand_address): Make
8651 (m68hc11_print_operand): Make static.
8652 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
8654 2010-06-17 Nathan Froyd <froydnj@codesourcery.com>
8656 * config/m32r/m32r-protos.h (m32r_print_operand): Delete.
8657 (m32r_print_operand_address): Delete.
8658 * config/m32r/m32r.h (m32r_punct_chars): Delete.
8659 (PRINT_OPERAND): Delete.
8660 (PRINT_OPERAND_PUNCT_VALID_P): Delete.
8661 (PRINT_OPERAND_ADDRESS): Delete.
8662 * config/m32r/m32r.c (m32r_punct_chars): Make static.
8663 (m32r_print_operand_address): Make static.
8664 (m32r_print_operand): Make static.
8665 (m32r_print_operand_punct_valid_p): New function.
8666 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
8667 (TARGET_PRINT_OPERAND_ADDRESS): Define.
8669 2010-06-17 Nathan Froyd <froydnj@codesourcery.com>
8671 * config/iq2000/iq2000-protos.h (print_operand): Delete.
8672 (print_operand_address): Delete.
8673 * config/iq2000/iq2000.h (PRINT_OPERAND): Delete.
8674 (PRINT_OPERAND_PUNCT_VALID_P): Delete.
8675 (PRINT_OPERAND_ADDRESS): Delete.
8676 (iq2000_print_operand_punct): Delete.
8677 * config/iq2000/iq2000.c (iq2000_print_operand_punct): Make static.
8678 (iq2000_print_operand_address): Make static.
8679 (iq2000_print_operand): Make static.
8680 (iq2000_print_operand_punct_valid_p): New function.
8681 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
8682 (TARGET_PRINT_OPERAND_ADDRESS): Define.
8684 2010-06-17 Nathan Froyd <froydnj@codesourcery.com>
8686 * config/frv/frv-protos.h (frv_print_operand): Delete.
8687 (frv_print_operand_address): Delete.
8688 * config/frv/frv.h (PRINT_OPERAND): Delete.
8689 (PRINT_OPERAND_PUNCT_VALID_P): Delete.
8690 (PRINT_OPERAND_ADDRESS): Delete.
8691 * config/frv/frv.c (frv_print_operand_address): Make static.
8692 (frv_print_operand): Make static.
8693 (frv_print_operand_punct_valid_p): New function.
8694 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
8695 (TARGET_PRINT_OPERAND_ADDRESS): Define.
8697 2010-06-17 Nathan Froyd <froydnj@codesourcery.com>
8699 * tree.h (vec_member): Declare.
8700 * tree.c (vec_member): Define.
8702 2010-06-17 Richard Guenther <rguenther@suse.de>
8704 * tree-flow-inline.h (array_ref_contains_indirect_ref): Remove.
8705 * tree-flow.h (array_ref_contains_indirect_ref): Likewise.
8707 2010-06-17 Richard Guenther <rguenther@suse.de>
8709 * tree-inline.c (declare_return_variable): Remove bogus code.
8711 2010-06-17 Richard Guenther <rguenther@suse.de>
8713 * gimplify.c (gimplify_bind_expr): Always promote complex
8714 and vector variables to registers if possible.
8716 2010-06-17 Richard Guenther <rguenther@suse.de>
8718 * expr.c (get_inner_reference): Use double_int for bit_offset
8721 2010-06-16 DJ Delorie <dj@redhat.com>
8723 * common.opt (-fstrict-volatile-bitfields): new.
8724 * doc/invoke.texi: Document it.
8725 * fold-const.c (optimize_bit_field_compare): For volatile
8726 bitfields, use the field's type to determine the mode, not the
8728 * expr.c (expand_assignment): Likewise.
8729 (get_inner_reference): Likewise.
8730 (expand_expr_real_1): Likewise.
8731 * expmed.c (store_fixed_bit_field): Likewise.
8732 (extract_bit_field_1): Likewise.
8733 (extract_fixed_bit_field): Likewise.
8735 2010-06-16 Richard Guenther <rguenther@suse.de>
8737 * tree-inline.c (remap_gimple_op_r): Recurse using remap_gimple_op_r.
8739 2010-06-16 Douglas B Rupp <rupp@gnat.com>
8741 * config/ia64/vms.h (ASM_OUTPUT_DWARF_DELTA_UNITS): Remove.
8742 (ASM_OUTPUT_DWARF_VMS_DELTA: Define new macro.
8743 * dbxout.c (gcc_debug_hooks): New entry begin_epilogue.
8744 * debug.c: Likewise.
8745 * sdbout.c: Likewise.
8746 * vmsdbgout.c: Likewise.
8747 * debug.h: Likewise. (dwarf2out_vms_{begin,end}_prologue): Declare.
8748 * doc/tm.texi (ASM_OUTPUT_DWARF_VMS_DELTA): Document.
8749 * dwarf2asm.c (dw2_asm_output_vms_delta): New function.
8750 (ASM_OUTPUT_DWARF_VMS_DELTA): Call it.
8751 * dwarf2asm.h (dw2_asm_output_vms_delta): Declare.
8752 * dwarf2out.c (dw_fde_struct): New fields
8753 dw_fde_vms_{end,begin}_prologue.
8754 (PROLOGUE_END_LABEL, EPILOGUE_BEGIN_LABEL): New macros.
8755 (dwarf2out_begin_prologue): Set dw_fde_struct defaults for above.
8756 (dwarf2out_vms_end_prologue): New function.
8757 (dwarf2out_vms_begin_epilogue): New function.
8758 (dw_val_struct): New value dw_val_class_vms_delta.
8759 (gcc_debug_hooks): New entry begin_epilogue. Set end_prologue,
8760 begin_epilogue for VMS.
8761 (AT_vms_delta1, AT_vms_delta2, add_AT_vms_delta): Declare
8762 new static functions.
8763 (dwarf_attr_name): New cases DW_AT_HP_{prologue,epilogue}.
8764 (AT_vms_delta1, AT_vms_delta2, add_AT_vms_delta): New
8766 (print_die): New case dw_val_class_vms_delta.
8767 (attr_checksum): Likewise.
8768 (same_dw_val_p: Likewise.
8769 (size_of_die): Likewise.
8770 (value_format): Likewise.
8771 (output_die): Likewise.
8772 (gen_subprogram_die): Call add_AT_vms_delta on VMS.
8773 (dwarf2out_begin_epilogue): Rename to dwarf2out_cfi_begin_epilogue
8774 * dwarf2out.h (dwarf2out_begin_epilogue): Rename to
8775 dwarf2out_cfi_begin_epilogue
8776 * final.c (final_scan_insn): Likewise. Call begin_epilogue.
8778 2010-06-16 Nathan Froyd <froydnj@codesourcery.com>
8780 * config/cris/cris-protos.h (cris_print_operand): Delete.
8781 (cris_print_operand_address): Delete.
8782 * config/cris/cris.h (PRINT_OPERAND): Delete.
8783 (PRINT_OPERAND_PUNCT_VALID_P): Delete.
8784 (PRINT_OPERAND_ADDRESS): Delete.
8785 * config/cris/cris.c (cris_print_operand_address): Make static.
8786 (cris_print_operand): Make static.
8787 (cris_print_operand_punct_valid_p): New function.
8788 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
8789 (TARGET_PRINT_OPERAND_ADDRESS): Define.
8791 2010-06-16 Nathan Froyd <froydnj@codesourcery.com>
8793 * config/arm/arm-protos.h (arm_print_operand): Delete.
8794 (arm_print_operand_address): Delete.
8795 * config/arm/arm.h (PRINT_OPERAND): Delete.
8796 (PRINT_OPERAND_PUNCT_VALID_P): Delete.
8797 (PRINT_OPERAND_ADDRESS, ARM_PRINT_OPERAND_ADDRESS):
8798 (THUMB_PRINT_OPERAND_ADDRESS): Delete and move code to...
8799 * config/arm/arm.c (arm_print_operand_address): ...here. New function.
8800 (arm_print_operand): Make static.
8801 (arm_print_operand_punct_valid_p): New function.
8802 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
8803 (TARGET_PRINT_OPERAND_ADDRESS): Define.
8805 2010-06-16 Nick Clifton <nickc@redhat.com>
8807 * config/rx/constraints.md (NEGint4): New constraint.
8808 * config/rx/rx.md (attr cc): Add set_zsc.
8809 (cbranchsf4): Only test for -fnon-call-exceptions if cfun has been
8812 (call_internal): Clobber the cc0 register.
8813 (call_value_internal): Likewise.
8814 (cstoresi4): Likewise.
8815 (movsieq): Likewise.
8816 (movsine): Likewise.
8817 (addsi3): Add alternative to handle small negative constants.
8819 (addsi3): Do not set the O bit in the cc0 register.
8823 (andsi3): Reorder alternatives to prefer shorter forms.
8826 (negsi2): Note that the cc0 flags are set.
8827 (rotlsi3): Note that only the Z and S bits are set in cc0.
8828 (lshrsi3): Likewise.
8829 (ashlsi3): Likewise.
8830 (subsf3): Use %Q for the MEM operand.
8831 (fix_truncsfsi2): Likewise.
8832 (floatsisf2): Likewise.
8833 (bitset): Remove early clobber from destination.
8834 (bitset_in_memory): Likewise.
8835 (lrintsf2): Clobber the cc0 register.
8836 * config/rx/rx.c (rx_notice_update_cc): Handle CC_SET_ZSC.
8837 (rx_print_operand): Handle %N.
8839 2010-06-16 Jan Hubicka <jh@suse.cz>
8841 * df-core.c (df_compact_blocks): Free problem_temps vector.
8843 2010-06-16 Martin Jambor <mjambor@suse.cz>
8845 PR tree-optimization/43905
8846 * tree-sra.c: Include tree-inline.h.
8847 (create_abstract_origin): Removed.
8848 (modify_function): Version the call graph node instead of creating
8849 abstract origins and dealing with same_body aliases.
8850 * tree-sra.c (ipa_sra_preliminary_function_checks): Check whether the
8851 function is versionable.
8852 * Makefile.in (tree-sra.o): Add TREE_INLINE_H to dependencies.
8854 2010-06-16 Maxim Kuvyrkov <maxim@codesourcery.com>
8856 * config/mips/linux64.h (BIONIC_DYNAMIC_LINKERN32): Define.
8857 (CHOOSE_DYNAMIC_LINKER): Update.
8859 2010-06-15 Uros Bizjak <ubizjak@gmail.com>
8861 * config/i386/i386.c (*prefetch_sse_<mode>): Macroize insn from
8862 *prefetch_sse and *prefetch_sse_rex using P mode iterator.
8863 (*prefetch_3dnow_<mode>): Ditto from *prefetch_3dnow and
8864 *prefetch_3dnow_rex.
8866 2010-06-15 Anatoly Sokolov <aesok@post.ru>
8868 * target.h (struct asm_out):Add declare_constant_name field.
8869 * target-def.h (TARGET_ASM_DECLARE_CONSTANT_NAME): Define.
8870 (TARGET_INITIALIZER): Use TARGET_ASM_DECLARE_CONSTANT_NAME.
8871 * output.h (default_asm_declare_constant_name): Declare.
8872 (assemble_label): Update prototype.
8873 * varasm.c (assemble_constant_contents): Use
8874 targetm.asm_out.declare_constant_name target hook.
8875 (assemble_label): Add 'file' argument.
8876 (default_asm_declare_constant_name): New function.
8877 * system.h (ASM_DECLARE_CONSTANT_NAME): Poison.
8878 * doc/tm.texi (ASM_DECLARE_CONSTANT_NAME): Remove.
8879 (TARGET_ASM_DECLARE_CONSTANT_NAME): Document it.
8881 * config/darwin-protos.h (darwin_asm_declare_constant_name): Declare.
8882 * config/darwin.c (darwin_asm_declare_constant_name): New function.
8883 (machopic_output_indirection): Update assemble_label argument list.
8884 * config/darwin.h (ASM_DECLARE_CONSTANT_NAME): Remove.
8885 (TARGET_ASM_DECLARE_CONSTANT_NAME): Define.
8887 2010-06-15 Sebastian Pop <sebastian.pop@amd.com>
8890 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
8891 size_one_node for pointer types. Do not call gmp_cst_to_tree.
8893 2010-06-15 Richard Guenther <rguenther@suse.de>
8895 * tree-ssa-pre.c (eliminate): Handle PHI elimination to constants.
8897 2010-06-15 Paul Brook <paul@codesourcery.com>
8899 * config/arm/arm.c (use_vfp_abi): Add sorry() for Thumb-1
8902 2010-06-15 Alexandre Oliva <aoliva@redhat.com>
8904 * tree-vect-patterns.c (vect_pattern_recog_1): Bail out if we
8905 don't get a vector type for output.
8907 2010-06-15 Jakub Jelinek <jakub@redhat.com>
8910 * langhooks.h (struct lang_hooks_for_decls): Add omp_report_decl.
8911 * langhooks-def.h (LANG_HOOKS_OMP_REPORT_DECL): Define.
8912 (LANG_HOOKS_DECLS): Add it.
8913 * gimplify.c (omp_notice_variable): Call
8914 lang_hooks.decls.omp_report_decl.
8916 2010-06-15 Martin Jambor <mjambor@suse.cz>
8919 * tree-sra.c (replace_removed_params_ssa_names): Call release_ssa_name
8920 on the newly dead SSA name.
8922 2010-06-15 Alan Modra <amodra@gmail.com>
8924 * doc/invoke.texi: Add mcmodel to powerpc options.
8925 * configure.ac: Add HAVE_LD_LARGE_TOC test.
8926 * configure: Regenerate.
8927 * config.in: Regenerate.
8928 * config/rs6000/linux64.opt (mcmodel): New.
8929 * config/rs6000/linux64.h (TARGET_USES_LINUX64_OPT): Define.
8930 (TARGET_CMODEL, SET_CMODEL): Define.
8931 (SUBSUBTARGET_OVERRIDE_OPTIONS): Check user -mcmodel choice,
8932 select CMODEL_MEDIUM default.
8933 * config/rs6000/rs6000.h (enum rs6000_cmodel): New.
8934 (TARGET_CMODEL): Define default.
8935 * config/rs6000/rs6000.c (cmodel): New variable.
8936 (rs6000_explicit_options): Add cmodel field.
8937 (rs6000_handle_option): Handle -mcmodel.
8938 (create_TOC_reference): Add largetoc_reg param. Generate high,
8939 lo_sum rtl for CMODEL_MEDIUM and CMODEL_LARGE. Update all callers.
8940 (rs6000_delegitimize_address): Recognise new toc reference rtl
8941 and minimal-toc rtl.
8942 (rs6000_legitimize_reload_address): Handle new toc references.
8943 (print_operand_address): Handle legitimate_constant_pool_address_p
8944 match before lo_sum.
8945 (rs6000_eliminate_indexed_memrefs): Tidy.
8946 (rs6000_emit_move): Tweak threshold for inlining constants.
8947 Keep rs6000_emit_allocate_stack large stack frame offsets
8948 loaded into r0 inline.
8949 (rs6000_generate_compare <cmptf_internal2>): One more clobber.
8950 (tocrel_base, tocrel_offset): New variables.
8951 (toc_relative_expr_p): Set them here.
8952 (print_operand_address): Skip over any offset on constant pool address.
8953 (rs6000_output_addr_const_extra): Print tocrel_offset before @toc.
8954 (rs6000_mode_dependent_address <LO_SUM>): False for new toc refs.
8955 (offsettable_ok_by_alignment): New function.
8956 (rs6000_emit_move): Address suitably aligned local symbol_refs
8957 relative to the toc pointer for -mcmodel=medium.
8958 (legitimate_constant_pool_address_p): Make param const_rtx. Add
8959 strict param. Allow lo_sum version of addressing. Verify reg
8960 used for -mminimal-toc and -mcmodel != small. Update all callers.
8961 * config/rs6000/constraints.md: Update for above change.
8962 * config/rs6000/predicates.md: Likewise.
8963 * config/rs6000/rs6000.md (tls_gd_aix): Generate -mcmodel=medium/large
8965 (tls_gd): Split for -mcmodel=medium/large.
8966 (tls_gd_high, tls_gd_low): New.
8967 (tls_ld_aix, tls_ld, tls_ld_high, tls_ld_low): Similarly.
8968 (tls_got_dtprel, tls_got_dtprel_high, tls_got_dtprel_low): Similarly.
8969 (tls_got_tprel, tls_got_tprel_high, tls_got_tprel_low): Similarly.
8970 (largetoc_high, largetoc_low): New.
8971 (cmptf_internal2): Add clobber.
8972 * config/rs6000/rs6000-protos.h: Update.
8974 2010-06-14 Changpeng Fang <changpeng.fang@amd.com>
8976 * tree-ssa-loop-prefetch.c (nothing_to_prefetch_p): New. Return
8977 true if no prefetch is going to be generated for a given group.
8978 (estimate_prefetch_count): Use prefetch_mod and unroll_factor to
8979 estimate the prefetch_count.
8980 (loop_prefetch_arrays): Call nothing_to_prefetch_p; estimate the
8981 prefetch count by considering the unroll_factor and prefetch_mod
8982 for is_loop_prefetching_profitable.
8984 2010-06-14 Andreas Schwab <schwab@linux-m68k.org>
8986 * config/m68k/m68k.c (m68k_delegitimize_address): Don't do
8987 anything if the argument is not a MEM.
8989 2010-06-14 Alexandre Oliva <aoliva@redhat.com>
8994 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Skip
8996 (canonicalize_loop_ivs): Likewise.
8998 2010-06-14 Alexandre Oliva <aoliva@redhat.com>
9001 * haifa-sched.c (setup_insn_reg_pressure_info,
9002 update_register_pressure): Reject debug insns.
9003 (ready_sort): Don't setup reg pressure for debug insns.
9004 (schedule_insn): Don't update reg pressure for debug insns.
9006 2010-06-14 Richard Guenther <rguenther@suse.de>
9008 * lto-streamer.c (cached_bp): Remove.
9009 (bitpack_delete): Likewise.
9010 (bitpack_create): Likewise.
9011 (bp_get_next_word): Likewise.
9012 (bp_pack_value, bp_unpack_value): Move ...
9013 * lto-streamer.h (bp_pack_value, bp_unpack_value): ... here.
9015 (struct bitpack_d): Likewise.
9016 (bitpack_create, lto_output_bitpack, lto_input_bitpack):
9017 New inline functions.
9018 * lto-streamer-out.c (lto_output_bitpack): Remove.
9019 (pack_ts_base_value_fields): Adjust. Avoid conditional bitpacking.
9020 (pack_value_fields): Adjust.
9021 (lto_write_tree): Likewise.
9022 (output_gimple_stmt): Likewise.
9023 (output_function): Likewise.
9024 * lto-streamer-in.c (input_gimple_stmt): Adjust.
9025 (input_function): Likewise.
9026 (unpack_ts_base_value_fields): Adjust. Avoid conditional bitpacking.
9027 (lto_input_bitpack): Remove.
9028 (lto_materialize_tree): Adjust.
9029 * Makefile.in (ipa-prop.o): Add $(LTO_STREAMER_H) dependency.
9030 * lto-cgraph.c (lto_output_edge): Adjust.
9031 (lto_output_node): Likewise.
9032 (lto_output_varpool_node): Likewise.
9033 (lto_output_ref): Likewise.
9034 (input_node): Likewise.
9035 (input_varpool_node): Likewise.
9036 (input_ref): Likewise.
9037 (input_edge): Likewise.
9038 (output_node_opt_summary): Likewise.
9039 (input_node_opt_summary): Likewise.
9040 * ipa-pure-const.c (pure_const_write_summary): Likewise.
9041 (pure_const_read_summary): Likewise.
9042 * ipa-prop.c (ipa_write_indirect_edge_info): Likewise.
9043 (ipa_read_indirect_edge_info): Likewise.
9044 (ipa_write_node_info): Likewise.
9045 (ipa_read_node_info): Likewise.
9047 2010-06-14 H.J. Lu <hongjiu.lu@intel.com>
9050 * config/i386/sse.md (vec_extract_lo_<mode>): Replace 0x1 with 0x0.
9051 (vec_extract_lo_v16hi): Likewise.
9052 (vec_extract_lo_v32qi): Likewise.
9054 2010-06-14 Jakub Jelinek <jakub@redhat.com>
9057 * tree.h (build_call_expr): Don't define as vararg macro, instead
9059 * builtins.c (build_call_nofold): Remove.
9060 (expand_builtin_int_roundingfn, expand_builtin_pow,
9061 expand_builtin_mempcpy_args, expand_builtin_stpcpy,
9062 expand_builtin_memset_args, expand_builtin_strcmp,
9063 expand_builtin_strncmp, expand_builtin_memory_chk): Use
9064 build_call_nofold_loc instead of build_call_nofold.
9065 (build_call_expr): New function.
9067 PR tree-optimization/44508
9068 * tree-ssa-propagate.h (substitute_and_fold): Add DO_DCE argument.
9069 * tree-ssa-propagate.c (substitute_and_fold): If !DO_DCE,
9070 don't eliminate trivially dead stmts.
9071 * tree-vrp.c (vrp_finalize): Pass false as last argument
9072 to substitute_and_fold.
9073 * tree-ssa-copy.c (fini_copy_prop): Pass true as last argument
9074 to substitute_and_fold.
9075 * tree-ssa-ccp.c (ccp_finalize): Likewise.
9078 * c-config-lang.in (gtfiles): Add c-family/c-cppbuiltin.c.
9080 2010-06-14 Ira Rosen <irar@il.ibm.com>
9082 PR tree-optimization/44507
9083 * tree-vect-loop.c (get_initial_def_for_reduction): Use -1
9084 to build initial vector for BIT_AND_EXPR.
9085 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
9087 2010-06-14 Jakub Jelinek <jakub@redhat.com>
9089 * config/s390/s390.md (*mov<mode>_64 DD_DF, mov<mode>): Properly
9090 adjust z10prop set_attr.
9092 2010-06-13 Jan Hubicka <jh@suse.cz>
9094 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
9095 bitmap_and_compl_into, bitmap_compl_and_into, bitmap_ior,
9096 bitmap_ior_into, bitmap_xor, bitmap_xor_into,
9097 bitmap_ior_and_compl, bitmap_ior_and_compl): Turn internal
9098 datastructure checks into checking asserts.
9099 * rtlanal.c (find_reg_note): Use gcc_checking_assert.
9100 * tree-ssa-sccvn.c (VN_INFO): Likewise.
9101 * df-scan.c (df_reorganize_refs_by_reg_by_reg, df_install_ref,
9102 df_ref_create_structure): Likewise.
9103 * alloc-pool.c (create_alloc_pool, empty_alloc_pool, pool_alloc,
9104 pool_free): Use gcc_checking_assert.
9105 * alias.c (get_alias_set): Likewise.
9106 * var-tracking.c (variable_htab_free, shared_hash_copy,
9107 canonicalize_values_mark, variable_merge_over_cur): Likewise.
9108 * lto-streamer.c (bp_unpack_value): Likewise.
9110 2010-06-13 Richard Guenther <rguenther@suse.de>
9112 * lto-streamer-in.c (lto_input_ts_type_tree_pointers):
9113 Do not stream but initialize TYPE_CANONICAL to NULL.
9114 (lto_output_ts_type_tree_pointers): Do not stream TYPE_CANONICAL.
9115 * gimple.c (gimple_types_compatible_p): Disregard
9116 TYPE_STRUCTURAL_EQUALITY_P.
9117 (gimple_register_type): Use TYPE_CANONICAL as cache.
9118 * lto-streamer.c (lto_record_common_node): Zero TYPE_CANONICAL
9119 before registering common types.
9120 * config/i386/i386.c (ix86_function_arg_boundary): Do not
9121 use TYPE_CANONICAL, instead use TYPE_MAIN_VARIANT.
9122 * tree.h (TYPE_CANONICAL): Clarify documentation.
9124 2010-06-13 Anatoly Sokolov <aesok@post.ru>
9126 * config/ia64/ia64.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
9127 LIBCALL_VALUE): Remove macros.
9128 * config/ia64/ia64-protos.h (ia64_function_value): Remove.
9129 * config/ia64/ia64.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
9130 TARGET_FUNCTION_VALUE_REGNO_P): Define.
9131 (ia64_libcall_value, ia64_function_value_regno_p): New functions.
9132 (ia64_function_value): Make static. Handle receiving the function
9133 type in 'fn_decl_or_type' argunent. Add 'outgoing' argument.
9135 2010-06-12 Jan Hubicka <jh@suse.cz>
9137 * cse.c (cse_extended_basic_block): Move optimize_bb_for_speed_p
9140 2010-06-12 Bernd Schmidt <bernds@codesourcery.com>
9142 * config/arm/arm.c (thumb2_reorg): Fix errors in previous change.
9144 2010-06-12 Jan Hubicka <jh@suse.cz>
9146 * df-core.c (df_clear_bb_info): New function.
9147 (df_set_blocks): bb_info is always allocated.
9148 (df_get_bb_info): Use block_info_elt_size.
9149 (df_set_bb_info): Likewise.
9150 (df_compact_blocks): Update for new block_info.
9151 (grow_bb_info): New function.
9152 * df-problems.c (df_grow_bb_info): Move to df-core.c
9153 (df_rd_set_bb_info): Remove.
9154 (df_rd_free_bb_info): Do not free block pool.
9155 (df_rd_alloc): Do not create pool, use check for
9156 obstack presence instead of NULL pointer for new blocks.
9157 (df_rd_free): DO not free alloc pool; clear block_info.
9158 (problem_RD): Add size of block info structure.
9159 (df_lr_set_bb_info): Remove.
9160 (df_lr_free_bb_info): Do not free block pool.
9161 (df_lr_alloc): Do not create pool, use check for
9162 obstack presence instead of NULL pointer for new blocks.
9163 (df_lr_free): DO not free alloc pool; clear block_info.
9164 (problem_LR): Add size of block info structure.
9165 (df_live_set_bb_info): Remove.
9166 (df_live_free_bb_info): Do not free block pool.
9167 (df_live_alloc): Do not create pool, use check for
9168 obstack presence instead of NULL pointer for new blocks.
9169 (df_live_free): DO not free alloc pool; clear block_info.
9170 (problem_LIVE): Add size of block info structure.
9171 (problem_CHAIN): Add size of block info structure.
9172 (df_byte_lr_set_bb_info): Remove.
9173 (df_byte_lr_free_bb_info): Do not free block pool.
9174 (df_byte_lr_alloc): Do not create pool, use check for
9175 obstack presence instead of NULL pointer for new blocks.
9176 (df_byte_lr_free): DO not free alloc pool; clear block_info.
9177 (problem_BYTE_LR): Add size of block info structure.
9178 (problem_NOTE): Add size of block info structure.
9179 (df_byte_MD_set_bb_info): Remove.
9180 (df_byte_MD_free_bb_info): Do not free block pool.
9181 (df_byte_MD_alloc): Do not create pool, use check for
9182 obstack presence instead of NULL pointer for new blocks.
9183 (df_byte_MD_free): DO not free alloc pool; clear block_info.
9184 (problem_BD): Add size of block info structure.
9185 * df-scan.c (df_scan_free_internal): Free block pool.
9186 (df_scan_set_bb_info): Remove.
9187 (df_scan_free_bb_info): Check for artificial_defs instead
9188 of bb_info being non-NULL.
9189 (df_scan_alloc): DO not create df_scan_block pool.
9190 (problem_SCAN): Set size of block info.
9191 (df_bb_refs_record): Do not allocate bb_info.
9192 * df.h (df_problem): Add block_info_elt_size.
9193 (struct dataflow): Change block_info to void *.
9194 (df_scan_get_bb_info, df_rd_get_bb_info, df_lr_get_bb_info,
9195 df_md_get_bb_info, df_live_get_bb_info, df_byte_lr_get_bb_info): Return
9198 2010-06-12 Jan Hubicka <jh@suse.cz>
9200 PR tree-optimize/44485
9201 * tree-cfgcleanup.c (fixup_noreturn_call): Remove basic blocks
9202 containing use of return value of noreturn function.
9204 2010-06-12 Anatoly Sokolov <aesok@post.ru>
9206 * targhooks.c (default_function_value): Don't use
9207 FUNCTION_OUTGOING_VALUE.
9208 * system.h (FUNCTION_OUTGOING_VALUE): Poison.
9209 * doc/tm.texi (FUNCTION_OUTGOING_VALUE): Removed.
9211 2010-06-12 Kazu Hirata <kazu@codesourcery.com>
9213 * config.gcc (mips64*-*-linux*, mipsisa64*-*-linux*, mips*-*-linux*):
9214 Add crtfastmath.o to extra_parts.
9215 * config/mips/crtfastmath.c: New.
9216 * config/mips/linux.h (ENDFILE_SPEC): New.
9218 2010-06-12 Sebastian Pop <sebastian.pop@amd.com>
9220 * graphite-clast-to-gimple.c (gcc_type_for_interval): Do not pass
9221 old_type in parameter.
9222 (gcc_type_for_value): Update call to gcc_type_for_interval.
9223 (compute_type_for_level_1): Renamed compute_type_for_level.
9224 Update call to gcc_type_for_interval.
9226 2010-06-11 Joseph Myers <joseph@codesourcery.com>
9228 * common.opt (Wstrict-aliasing=, Wstrict-overflow=, fabi-version=,
9229 flto-compression-level=, ftree-parallelize-loops=): Add RejectNegative.
9231 2010-06-11 Joseph Myers <joseph@codesourcery.com>
9233 * opts-common.c: Include options.h.
9234 (integral_argument): Move from opts.c.
9235 (decode_cmdline_option): New. Based on read_cmdline_option.
9236 * opts.c (integral_argument): Move to opts-common.c.
9237 (read_cmdline_option): Move most contents to
9238 decode_cmdline_option. Use %qs in diagnostics.
9239 * opts.h (CL_ERR_DISABLED, CL_ERR_MISSING_ARG, CL_ERR_WRONG_LANG,
9240 CL_ERR_UINT_ARG, struct cl_decoded_option, integral_argument,
9241 decode_cmdline_option): New.
9243 2010-06-11 Uros Bizjak <ubizjak@gmail.com>
9246 * config/i386/i386.md (UNSPEC_PARITY): New unspec.
9247 (paritydi2_cmp): Use UNSPEC_PARITY unspec instead of parity RTX.
9248 (partiysi2_cmp): Ditto.
9249 (*partiyhi2_cmp): Ditto.
9250 (*parityqi2_cmp): Remove.
9252 2010-06-11 Jan Hubicka <jh@suse.cz>
9254 * bitmap.h (bmp_iter_next_bit): New.
9255 (bmp_iter_set, bmp_iter_and, bmp_iter_and_compl): Use it.
9257 2010-06-11 Sandra Loosemore <sandra@codesourcery.com>
9258 Eric Botcazou <ebotcazou@adacore.com>
9260 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Return again the
9263 2010-06-11 Uros Bizjak <ubizjak@gmail.com>
9265 * config/i386/i386.md (unspec): New define_c_enum.
9268 2010-06-10 Jakub Jelinek <jakub@redhat.com>
9270 * Makefile.in (c-family/c-cppbuiltin.o): Depend on $(CPP_ID_DATA_H).
9272 2010-06-11 Sebastian Pop <sebastian.pop@amd.com>
9275 * tree-if-conv.c (bb_predicate_s): New struct.
9276 (bb_predicate_p): New.
9277 (bb_has_predicate): New.
9278 (bb_predicate): New.
9279 (set_bb_predicate): New.
9280 (bb_predicate_gimplified_stmts): New.
9281 (set_bb_predicate_gimplified_stmts): New.
9282 (add_bb_predicate_gimplified_stmts): New.
9283 (init_bb_predicate): New.
9284 (free_bb_predicate): New.
9285 (is_predicated): Use bb_predicate.
9286 (add_to_predicate_list): Use bb_predicate and set_bb_predicate.
9287 (predicate_bbs): Same. Gimplify the condition of the basic blocks
9288 before processing their successors.
9289 (clean_predicate_lists): Removed.
9290 (find_phi_replacement_condition): Use bb_predicate.
9291 (process_phi_nodes): Renamed ifconvert_phi_nodes. Avoid useless
9293 (insert_gimplified_predicates): New.
9294 (combine_blocks): Call insert_gimplified_predicates.
9295 (tree_if_conversion): Call free_bb_predicate instead of
9296 clean_predicate_lists.
9298 2010-10-11 Paul Brook <paul@codesourcery.com>
9300 * doc/invoke.texi: Document ARM -mcpu=cortex-m4.
9301 * config/arm/arm.c (all_architectures): Change v7e-m default to
9303 * config/arm/arm-cores.def: Add cortex-m4.
9304 * config/arm/arm-tune.md: Regenerate.
9306 2010-06-11 Jan Hubicka <jh@suse.cz>
9308 * ipa-pure-const.c (special_builtlin_state): New function.
9309 (check_call): Use it instead of special casign BUILT_IN_RETURN.
9310 (propagate_pure_const): Use it.
9312 2010-06-11 Jan Hubicka <jh@suse.cz>
9314 * df-problems.c (df_live_scratch): Convert to bitmap_head.
9315 (df_live_alloc): Initialize df_live_scratch when initializing
9317 (df_live_transfer_function): Update uses of df_live_scratch.
9318 (df_live_free): Free problem_data; clear df_live_scratch before
9319 releasing the obstack.
9320 (df_md_free): Free problem data.
9322 2010-06-11 Jan Hubicka <jh@suse.cz>
9324 * doc/invoke.texi (Wsuggest-attribute): Document.
9325 (Wmissing-noreturn): Remove.
9326 * ipa-pure-const.c (warn_function_noreturn): New function.
9327 * opts.c (decode_options): Set warn_suggest_attribute_noreturn on
9328 warn_missing_noreturn.
9329 * common.opt (Wsuggest-attribute=noreturn): New.
9330 * tree-flow.h (warn_function_noreturn): Declare.
9331 * tree-cfg.c (execute_warn_function_noreturn): Use
9332 warn_function_noreturn.
9333 (gate_warn_function_noreturn): New.
9334 (pass_warn_function_noreturn): Update.
9336 2010-06-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
9338 * c-typeck.c (handle_warn_cast_qual): Add loc
9339 parameter. Improve warning message.
9340 (build_c_cast): Pass location to handle_warn_cast_qual.
9342 2010-06-11 Uros Bizjak <ubizjak@gmail.com>
9344 * config/i386/i386.md (pro_epilogue_adjust_stack_1) <TYPE_ALU>: Assert
9345 that operand 0 == operand 1. Use x86_maybe_negate_const_int to output
9347 (pro_epilogue_adjust_stack_rex64) <TYPE_ALU>: Ditto.
9349 2010-06-10 Dodji Seketeli <dodji@redhat.com>
9351 Fix bootstap on mips
9352 * dwarf2out.c (is_naming_typedef_dec): Built-in TYPE_DECLs cannot
9355 2010-06-11 Kai Tietz <kai.tietz@onevision.com>
9357 * system.h (helper_const_non_const_cast): New inline for
9359 (CONST_CAST2): For gcc version <= 4.0 use
9360 new helper to do const/non-const casting.
9362 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
9364 * doc/md.texi: Document the "unspec" and "unspecv" enum names.
9365 * Makefile.in (OBJS-common): Include insn-enums.o.
9366 (insn-enums.o): New rule.
9367 (simple_generated_c): Add insn-enums.c.
9368 (build/genenums.o): New rule.
9369 (genprogmd): Add "enums".
9370 * genconstants.c (print_enum_type): Declare a C string array
9372 * genenums.c: New file.
9373 * print-rtl.c (print_rtx): If defined, use the "unspecv" enum
9374 for UNSPEC_VOLATILE. If defined, use the "unspec" enum for both
9375 UNSPEC and (as a fallback) for UNSPEC_VOLATILE.
9377 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
9379 * doc/md.texi (define_enum_attr): Document.
9380 * rtl.def (DEFINE_ENUM_ATTR): New rtx.
9381 * read-md.h (lookup_enum_type): Declare.
9382 * read-md.c (lookup_enum_type): New function.
9383 * genattr.c (gen_attr, main): Handle DEFINE_ENUM_ATTR.
9384 * genattrtab.c (attr_desc): Add an enum_name field.
9385 (evaluate_eq_attr): Take the associated attribute as argument.
9386 Get the enum prefix from the enum_name field, if defined.
9387 Use ACONCAT rather than a fixed-length buffer. Update recursive calls.
9388 (simplify_test_exp): Pass attr to evaluate_eq_attr.
9389 (add_attr_value): New function, split out from...
9390 (gen_attr): ...here. Handle DEFINE_ENUM_ATTR.
9391 (write_test_expr): Pass attr to evaluate_eq_attr.
9392 (write_attr_get): Use the enum_name as the enum tag, if defined.
9393 (write_attr_valueq): Use the enum_name as a prefix, if defined.
9394 (find_attr): Initialize enum_name.
9395 (main): Handle DEFINE_ENUM_ATTR.
9396 * gensupport.c (process_rtx): Likewise.
9397 * config/mips/mips.h (mips_tune_attr): Delete.
9398 * config/mips/mips.md (cpu): Use define_attr_enum.
9400 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
9402 * doc/md.texi (define_c_enum, define_enum): Document.
9403 * read-md.h (md_constant): Add a parent_enum field.
9404 (enum_value, enum_type): New structures.
9405 (upcase_string, traverse_enum_types): Declare.
9406 * read-md.c (enum_types): New variable.
9407 (upcase_string, add_constant): New functions.
9408 (handle_constants): Don't create the hash table here.
9410 (traverse_md_constants): Don't check for a null md_constants.
9411 (decimal_string, handle_enum, traverse_enum_types): New functions.
9412 (read_md_files): Initialize md_constants and md_enums.
9413 * genconstants.c (print_md_constant): Ignore info argument.
9414 Only print constants that belong to no enum.
9415 (print_enum_type): New function.
9416 (main): Don't pass stdout to print_md_constant. Call print_enum_type
9417 for each defined enum type.
9418 * config/mips/mips.md (processor): New define_enum.
9419 (unspec): New define_c_enum.
9420 (UNSPEC_COMPARE_AND_SWAP, UNSPEC_COMPARE_AND_SWAP_12)
9421 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_NEW_OP_12)
9422 (UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE, UNSPEC_SYNC_EXCHANGE_12)
9423 (UNSPEC_MEMORY_BARRIER): Moved to sync.md.
9424 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9425 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9426 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9427 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9428 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9429 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9430 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9431 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9432 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9433 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9434 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9435 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9436 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9437 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9438 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9439 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9440 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9441 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9442 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9443 (UNSPEC_RDDSP): Move to mips-dsp.md.
9444 (UNSPEC_ABSQ_S_QB, UNSPEC_ADDU_PH, UNSPEC_ADDU_S_PH, UNSPEC_ADDUH_QB)
9445 (UNSPEC_ADDUH_R_QB, UNSPEC_APPEND, UNSPEC_BALIGN, UNSPEC_CMPGDU_EQ_QB)
9446 (UNSPEC_CMPGDU_LT_QB, UNSPEC_CMPGDU_LE_QB, UNSPEC_DPA_W_PH)
9447 (UNSPEC_DPS_W_PH, UNSPEC_MADD, UNSPEC_MADDU, UNSPEC_MSUB, UNSPEC_MSUBU)
9448 (UNSPEC_MUL_PH, UNSPEC_MUL_S_PH, UNSPEC_MULQ_RS_W, UNSPEC_MULQ_S_PH)
9449 (UNSPEC_MULQ_S_W, UNSPEC_MULSA_W_PH, UNSPEC_MULT, UNSPEC_MULTU)
9450 (UNSPEC_PRECR_QB_PH, UNSPEC_PRECR_SRA_PH_W, UNSPEC_PRECR_SRA_R_PH_W)
9451 (UNSPEC_PREPEND, UNSPEC_SHRA_QB, UNSPEC_SHRA_R_QB, UNSPEC_SHRL_PH)
9452 (UNSPEC_SUBU_PH, UNSPEC_SUBU_S_PH, UNSPEC_SUBUH_QB, UNSPEC_SUBUH_R_QB)
9453 (UNSPEC_ADDQH_PH, UNSPEC_ADDQH_R_PH, UNSPEC_ADDQH_W, UNSPEC_ADDQH_R_W)
9454 (UNSPEC_SUBQH_PH, UNSPEC_SUBQH_R_PH, UNSPEC_SUBQH_W, UNSPEC_SUBQH_R_W)
9455 (UNSPEC_DPAX_W_PH, UNSPEC_DPSX_W_PH, UNSPEC_DPAQX_S_W_PH)
9456 (UNSPEC_DPAQX_SA_W_PH, UNSPEC_DPSQX_S_W_PH, UNSPEC_DPSQX_SA_W_PH):
9457 Moved to mips-dspr2.md.
9458 (UNSPEC_MOVE_TF_PS, UNSPEC_C, UNSPEC_ALNV_PS, UNSPEC_CABS)
9459 (UNSPEC_ADDR_PS, UNSPEC_CVT_PW_PS, UNSPEC_CVT_PS_PW, UNSPEC_MULR_PS)
9460 (UNSPEC_ABS_PS, UNSPEC_RSQRT1, UNSPEC_RSQRT2, UNSPEC_RECIP1)
9461 (UNSPEC_RECIP2, UNSPEC_SINGLE_CC, UNSPEC_SCC): Move from mips-ps-3d.md.
9462 (UNSPEC_LOONGSON_PAVG, UNSPEC_LOONGSON_PCMPEQ, UNSPEC_LOONGSON_PCMPGT)
9463 (UNSPEC_LOONGSON_PEXTR, UNSPEC_LOONGSON_PINSR_0)
9464 (UNSPEC_LOONGSON_PINSR_1, UNSPEC_LOONGSON_PINSR_2)
9465 (UNSPEC_LOONGSON_PINSR_3, UNSPEC_LOONGSON_PMADD)
9466 (UNSPEC_LOONGSON_PMOVMSK, UNSPEC_LOONGSON_PMULHU)
9467 (UNSPEC_LOONGSON_PMULH, UNSPEC_LOONGSON_PMULL, UNSPEC_LOONGSON_PMULU)
9468 (UNSPEC_LOONGSON_PASUBUB, UNSPEC_LOONGSON_BIADD,
9469 UNSPEC_LOONGSON_PSADBH)
9470 (UNSPEC_LOONGSON_PSHUFH, UNSPEC_LOONGSON_PUNPCKH)
9471 (UNSPEC_LOONGSON_PUNPCKL, UNSPEC_LOONGSON_PADDD)
9472 (UNSPEC_LOONGSON_PSUBD): Move to mips-loongson.md.
9473 (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9474 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9475 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9476 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): Move to mips-loongson2ef.md.
9477 (cpu): Update comment.
9478 * config/mips/sync.md (UNSPEC_COMPARE_AND_SWAP)
9479 (UNSPEC_COMPARE_AND_SWAP_12, UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP)
9480 (UNSPEC_SYNC_NEW_OP_12, UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE)
9481 (UNSPEC_SYNC_EXCHANGE_12, UNSPEC_MEMORY_BARRIER): Moved from mips.md.
9482 * config/mips/loongson.md (UNSPEC_LOONGSON_PAVG,
9483 UNSPEC_LOONGSON_PCMPEQ)
9484 (UNSPEC_LOONGSON_PCMPGT, UNSPEC_LOONGSON_PEXTR,
9485 UNSPEC_LOONGSON_PINSR_0)
9486 (UNSPEC_LOONGSON_PINSR_1, UNSPEC_LOONGSON_PINSR_2)
9487 (UNSPEC_LOONGSON_PINSR_3, UNSPEC_LOONGSON_PMADD)
9488 (UNSPEC_LOONGSON_PMOVMSK, UNSPEC_LOONGSON_PMULHU)
9489 (UNSPEC_LOONGSON_PMULH, UNSPEC_LOONGSON_PMULL, UNSPEC_LOONGSON_PMULU)
9490 (UNSPEC_LOONGSON_PASUBUB, UNSPEC_LOONGSON_BIADD,
9491 UNSPEC_LOONGSON_PSADBH)
9492 (UNSPEC_LOONGSON_PSHUFH, UNSPEC_LOONGSON_PUNPCKH)
9493 (UNSPEC_LOONGSON_PUNPCKL, UNSPEC_LOONGSON_PADDD)
9494 (UNSPEC_LOONGSON_PSUBD): Moved from mips.md
9495 * config/mips/loongson2ef.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9496 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9497 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9498 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): Moved from mips.md
9499 * config/mips/mips-dsp.md (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ)
9500 (UNSPEC_SUBQ_S, UNSPEC_ADDSC, UNSPEC_ADDWC, UNSPEC_MODSUB)
9501 (UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S, UNSPEC_PRECRQ_QB_PH)
9502 (UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W, UNSPEC_PRECRQU_S_QB_PH)
9503 (UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR, UNSPEC_PRECEQU_PH_QBL)
9504 (UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA, UNSPEC_PRECEQU_PH_QBRA)
9505 (UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR, UNSPEC_PRECEU_PH_QBLA)
9506 (UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL, UNSPEC_SHLL_S, UNSPEC_SHRL_QB)
9507 (UNSPEC_SHRA_PH, UNSPEC_SHRA_R, UNSPEC_MULEU_S_PH_QBL)
9508 (UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH, UNSPEC_MULEQ_S_W_PHL)
9509 (UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL, UNSPEC_DPAU_H_QBR)
9510 (UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR, UNSPEC_DPAQ_S_W_PH)
9511 (UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH, UNSPEC_DPAQ_SA_L_W)
9512 (UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL, UNSPEC_MAQ_S_W_PHR)
9513 (UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR, UNSPEC_BITREV, UNSPEC_INSV)
9514 (UNSPEC_REPL_QB, UNSPEC_REPL_PH, UNSPEC_CMP_EQ, UNSPEC_CMP_LT)
9515 (UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB, UNSPEC_CMPGU_LT_QB)
9516 (UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH, UNSPEC_EXTR_W)
9517 (UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H, UNSPEC_EXTP)
9518 (UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9519 (UNSPEC_RDDSP): Moved from mips.md.
9520 * config/mips/mips-dspr2.md (UNSPEC_ABSQ_S_QB, UNSPEC_ADDU_PH)
9521 (UNSPEC_ADDU_S_PH, UNSPEC_ADDUH_QB, UNSPEC_ADDUH_R_QB, UNSPEC_APPEND)
9522 (UNSPEC_BALIGN, UNSPEC_CMPGDU_EQ_QB, UNSPEC_CMPGDU_LT_QB)
9523 (UNSPEC_CMPGDU_LE_QB, UNSPEC_DPA_W_PH, UNSPEC_DPS_W_PH, UNSPEC_MADD)
9524 (UNSPEC_MADDU, UNSPEC_MSUB, UNSPEC_MSUBU, UNSPEC_MUL_PH)
9525 (UNSPEC_MUL_S_PH, UNSPEC_MULQ_RS_W, UNSPEC_MULQ_S_PH, UNSPEC_MULQ_S_W)
9526 (UNSPEC_MULSA_W_PH, UNSPEC_MULT, UNSPEC_MULTU, UNSPEC_PRECR_QB_PH)
9527 (UNSPEC_PRECR_SRA_PH_W, UNSPEC_PRECR_SRA_R_PH_W, UNSPEC_PREPEND)
9528 (UNSPEC_SHRA_QB, UNSPEC_SHRA_R_QB, UNSPEC_SHRL_PH, UNSPEC_SUBU_PH)
9529 (UNSPEC_SUBU_S_PH, UNSPEC_SUBUH_QB, UNSPEC_SUBUH_R_QB, UNSPEC_ADDQH_PH)
9530 (UNSPEC_ADDQH_R_PH, UNSPEC_ADDQH_W, UNSPEC_ADDQH_R_W, UNSPEC_SUBQH_PH)
9531 (UNSPEC_SUBQH_R_PH, UNSPEC_SUBQH_W, UNSPEC_SUBQH_R_W, UNSPEC_DPAX_W_PH)
9532 (UNSPEC_DPSX_W_PH, UNSPEC_DPAQX_S_W_PH, UNSPEC_DPAQX_SA_W_PH)
9533 (UNSPEC_DPSQX_S_W_PH, UNSPEC_DPSQX_SA_W_PH): Moved from mips.md.
9534 * config/mips/mips-ps-3d.md (UNSPEC_MOVE_TF_PS, UNSPEC_C)
9535 (UNSPEC_ALNV_PS, UNSPEC_CABS, UNSPEC_ADDR_PS, UNSPEC_CVT_PW_PS)
9536 (UNSPEC_CVT_PS_PW, UNSPEC_MULR_PS, UNSPEC_ABS_PS, UNSPEC_RSQRT1)
9537 (UNSPEC_RSQRT2, UNSPEC_RECIP1, UNSPEC_RECIP2, UNSPEC_SINGLE_CC)
9538 (UNSPEC_SCC): Moved from mips.md.
9539 * config/mips/mips.c (mips_arch, mips_tune): Change enum from
9540 "processor_type" to "processor".
9541 (mips_rtx_cost_data): Replace PROCESSOR_MAX with NUM_PROCESSOR_VALUES.
9542 * config/mips/mips.h (processor_type): Delete.
9543 (mips_cpu_info.cpu, mips_arch, mips_tune): Change enum from
9544 "processor_type" to "processor".
9546 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
9548 * configure.ac (tm_include_list): Add insn-constants.h.
9549 * configure: Regenerate.
9550 * Makefile.in (GTM_H): Move insn-constants.h here from...
9552 * mkconfig.sh: Remove special handling for insn-constants.h.
9554 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
9556 * Makefile.in (BUILD_RTL): Move build/read-md.o to...
9557 (BUILD_MD): ...this new variable.
9558 (simple_generated_rtl_h, simple_generated_rtl_c): New variables
9559 that include the old contents of simple_generated_h and
9561 (simple_generated_h, simple_generated_c): Include them. Add
9563 (s-%): Make simple_generated_{h,c} stamps depend on $(MD_DEPS)
9564 and simple_generated_rtl_{h,c} stamps depend on insn-conditions.md.
9565 Remove these dependencies from the main rule and include
9566 insn-conditions.md in the command line only if it appears
9567 in the dependency list.
9568 (insn-constants.h, s-constants): Delete.
9569 (build/genconstants.o): Don't depend on $(RTL_BASE_H), $(GTM_H)
9571 (build/genmddeps.o): Likewise.
9572 (genprogrtl): New variable that contains everything from genprogmd
9573 except mddeps and constants.
9574 (genprogmd): Redefine in terms of genprogrtl. Make these programs
9575 depend on $(BUILD_MD)
9576 (genprog): New variable. Make these programs depend on
9578 * genmddeps.c: Don't include tm.h, rtl.h or gensupport.h.
9579 (main): Use read_md_files instead of init_rtx_reader_args.
9580 * genconstants.c: As for genmddeps.c.
9581 * read-md.h (read_skip_construct): Declare.
9582 * read-md.c (read_skip_construct): New function.
9583 (handle_file): Allow a null handle_directive, skipping the
9585 (parse_include): Update the comment accordingly.
9587 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
9589 * Makefile.in (build/genmddeps.o): Depend on $(READ_MD_H).
9590 * genmddeps.c: Include read-md.h.
9591 (main): Call init_rtx_reader_args instead of init_md_reader_args.
9592 * genattr.c (main): Likewise.
9593 * genattrtab.c (main): Likewise.
9594 * genautomata.c (main): Likewise.
9595 * gencodes.c (main): Likewise.
9596 * genconditions.c (main): Likewise.
9597 * genconfig.c (main): Likewise.
9598 * genconstants.c (main): Likewise.
9599 * genemit.c (main): Likewise.
9600 * genextract.c (main): Likewise.
9601 * genflags.c (main): Likewise.
9602 * genopinit.c (main): Likewise.
9603 * genoutput.c (main): Likewise.
9604 * genpeep.c (main): Likewise.
9605 * genrecog.c (main): Likewise.
9606 * genpreds.c (main): Likewise.
9607 * gensupport.h (in_fname): Move to read-md.h.
9608 (init_md_reader_args_cb): Rename to...
9609 (init_rtx_reader_args_cb): ...this and return a bool.
9610 (init_md_reader_args): Rename to...
9611 (init_rtx_reader_args): ...this and return a bool.
9612 (include_callback): Move to read-md.h.
9613 * gensupport.c (in_fname, include_callback, base_dir, max_include_len)
9614 (file_name_list, first_dir_md_include): Move to read-md.c
9615 (first_bracket_include): Delete unused variable.
9616 (last_dir_md_include): Move to read-md.c.
9617 (process_include): Delete, moving code to read-md.c:handle_include.
9618 (process_rtx): Don't handle INCLUDE.
9619 (save_string): Delete.
9620 (rtx_handle_directive): New function.
9621 (init_md_reader_args_cb): Rename to...
9622 (init_rtx_reader_args_cb): ...this and return a boolean success value.
9624 (init_md_reader_args): Rename to...
9625 (init_rtx_reader_args): ...this and return a boolean success value.
9626 * rtl.def (INCLUDE): Delete.
9627 * rtl.h (read_rtx): Remove "int *" argument. Add "const char *"
9629 * read-rtl.c (read_conditions): Don't gobble ')' here.
9630 (read_mapping): Likewise.
9631 (read_rtx): Remove LINENO argument. Add RTX_NAME argument.
9632 Handle top-level non-rtx constructs here rather than in read_rtx_1.
9633 Store the whole queue in *X. Remove call to init_md_reader.
9634 (read_rtx_1): Rename to...
9635 (read_rtx_code): ...this. Call read_nested_rtx to read subrtxes.
9636 Don't handle top-level non-rtx constructs here. Don't handle (nil)
9638 (read_nested_rtx): New function. Handle (nil) here rather than
9640 (read_rtx_variadic): Call read_nested_rtx to read subrtxes. Don't
9642 * read-md.h (directive_handler_t): New type.
9643 (in_fname, include_callback): Moved from read-md.h.
9644 (read_constants, init_md_reader): Delete.
9645 (read_md_files): Declare.
9646 * read-md.c (file_name_list, in_fname, base_dir, first_dir_md_include)
9647 (last_dir_md_include_ptr, include_callback, max_include_len): Moved
9649 (read_constants): Rename to...
9650 (handle_constants): ...this. Don't gobble ')' here.
9651 (handle_include, handle_file, handle_toplevel_file)
9652 (parse_include): New functions, mostly taken from gensupport.c.
9653 (init_md_reader): Subsume into...
9654 (read_md_files): ...this new function.
9656 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
9658 * read-md.h (read_char): Increment read_md_lineno after reading '\n'.
9659 (unread_char): Decrement read_md_lineno after putting back '\n'.
9660 * read-md.c (fatal_with_file_and_line): Push back any characters
9661 that we decide not to add to the context.
9662 (read_skip_spaces): Don't increment read_md_lineno here. Avoid using
9663 fatal_expected_char in cases where '/' ends a line (for example).
9664 (read_name): Don't increment read_md_lineno here.
9665 (read_escape): Likewise.
9666 (read_quoted_string): Likewise.
9667 (read_braced_string): Likewise.
9669 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
9671 * Makefile.in (READ_MD_H): Add $(HASHTAB_H).
9672 (build/genconstants.o): Depend on $(READ_MD_H) gensupport.h.
9673 * genconstants.c: Include read-md.h.
9674 * read-rtl.c (md_constants): Move to read-md.c.
9675 (md_name): Move to read-md.h.
9676 (initialize_iterators): Use leading_string_hash instead of def_hash
9677 and leading_string_eq_p instead of def_name_eq_p.
9678 (read_name): Move to read-md.c.
9679 (def_hash, def_name_eq_p): Delete.
9680 (read_constants, traverse_md_constants): Move to read-md.c.
9681 * rtl.h (md_constant, traverse_md_constants): Move to read-md.h.
9682 * read-md.h: Include hashtab.h.
9683 (md_name): Moved from read-rtl.c.
9684 (md_constant): Moved from read-md.h.
9685 (leading_string_hash, leading_string_eq_p, read_name)
9686 (read_constants, traverse_md_constants): Declare.
9687 * read-md.c (md_constants): Moved from read-rtl.c.
9688 (leading_string_hash, leading_string_eq_p): New functions.
9689 (read_name, read_constants, traverse_md_constants): Moved from
9692 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
9694 * read-rtl.c (md_name): New structure.
9695 (read_name): Take an md_name instead of a buffer pointer.
9696 Use the "string" field instead of strcpy when expanding constants.
9697 (read_constants): Remove the tmp_char argument. Update the calls
9698 to read_name, using two local name buffers instead of the tmp_char
9699 argument. Merge the constant-creation code.
9700 (read_conditions): Remove the tmp_char argument. Update the calls
9701 to read_name, using a local name buffer instead of the tmp_char
9703 (read_mapping): Replace tmp_char variable with a local name buffer.
9704 Update the calls to read_name.
9705 (read_rtx_1): Likewise. Update the calls to read_constants and
9708 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
9710 * Makefile.in (build/read-md.o): Depend on errors.h.
9711 * read-md.h (error_with_line): Declare.
9712 * read-md.c: Include errors.h.
9713 (message_with_line_1): New function, extracted from...
9714 (message_with_line): ...here.
9715 (error_with_line): New function.
9716 * genattrtab.c: If a call to message_with_line is followed by
9717 "have_error = 1;", replace both statements with a call to
9719 * genoutput.c: Likewise.
9720 * genpreds.c: Likewise.
9721 * genrecog.c: If a call to message_with_line is followed by
9722 "error_count++;", replace both statements with a call to
9724 (errorcount): Delete.
9725 (main): Don't check it.
9726 * gensupport.c: If a call to message_with_line is followed by
9727 "errors = 1;", replace both statements with a call to error_with_line.
9729 (process_define_cond_exec): Check have_error instead of errors.
9730 (init_md_reader_args_cb): Likewise. Don't set errors.
9732 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
9734 * read-md.h (read_md_file): Declare.
9735 (read_char, unread_char): New functions.
9736 (fatal_with_file_and_line, fatal_expected_char, read_skip_spaces)
9737 (read_quoted_string, read_string): Remove FILE * argument.
9738 * read-md.c (read_md_file): New variable.
9739 (read_md_filename, read_md_lineno): Update comments and remove
9740 unnecessary initialization.
9741 (fatal_with_file_and_line, fatal_expected_char, read_skip_spaces)
9742 (read_escape, read_quoted_string, read_braced_string, read_string):
9743 Remove FILE * argument. Update calls accordingly, using read_char
9744 and unread_char instead of getc and ungetc.
9745 * rtl.h (read_rtx): Remove FILE * argument.
9746 * read-rtl.c (iterator_group): Remove FILE * argument from
9748 (iterator_traverse_data): Remove "infile" field.
9749 (find_mode, find_code, apply_mode_maps, apply_iterator_to_rtx)
9750 (add_mapping, read_name, read_constants, read_conditions)
9751 (validate_const_int, find_iterator, read_mapping, check_code_iterator)
9752 (read_rtx, read_rtx_1, read_rtx_variadic): Remove FILE * argument.
9753 Remove file arguments from all calls, using read_char and unread_char
9754 instead of getc and ungetc.
9755 * gensupport.c (process_include): Preserve read_md_file around
9756 the include. Set read_md_file to the handle of the included file.
9757 Update call to read_rtx.
9758 (init_md_reader_args_cb): Set read_md_file to the handle of the file
9759 and remove local FILE *. Update calls to read_rtx.
9761 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
9763 * read-md.h (read_rtx_lineno): Rename to...
9764 (read_md_lineno): ...this.
9765 (read_rtx_filename): Rename to...
9766 (read_md_filename): ...this.
9767 (copy_rtx_ptr_loc): Rename to...
9768 (copy_md_ptr_loc): ...this.
9769 (print_rtx_ptr_loc): Rename to...
9770 (print_md_ptr_loc): ...this.
9771 * read-md.c: Likewise. Update references after renaming.
9772 (string_obstack): Replace RTL with MD in comment.
9773 (set_rtx_ptr_loc): Rename to...
9774 (set_md_ptr_loc): ...this.
9775 (get_rtx_ptr_loc): Rename to...
9776 (get_md_ptr_loc): ...this.
9777 * genconditions.c: Update references after renaming.
9778 * genemit.c: Likewise.
9779 * genoutput.c: Likewise.
9780 * genpreds.c: Likewise.
9781 * gensupport.c: Likewise.
9782 * read-rtl.c: Likewise.
9784 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
9786 * Makefile.in (READ_MD_H): New variable.
9787 (BUILD_RTL): Add build/read-md.o.
9788 (lto-wrapper.o): Depend on coretypes.h instead of defaults.h.
9789 (build/gensupport.o, build/read-rtl.o, build/genattr.o)
9790 (build/genattrtab.o, build/genconditions.o build/genemit.o)
9791 (build/genextract.o, build/genflags.o, build/genoutput.o)
9792 (build/genpreds.o, build/genrecog.o): Depend on $(READ_MD_H).
9793 (build/read-md.o): New rule.
9794 * defaults.h (obstack_chunk_alloc, obstack_chunk_free)
9795 (OBSTACK_CHUNK_SIZE, gcc_obstack_init): Move to...
9796 * coretypes.h: ...here.
9797 * lto-wrapper.c: Include coretypes.h instead of defaults.h.
9798 * pretty-print.c (obstack_chunk_alloc, obstack_chunk_free): Delete.
9799 * genattr.c: Include read-md.h.
9800 * genattrtab.c: Likewise.
9801 * genconditions.c: Likewise.
9802 * genemit.c: Likewise.
9803 * genextract.c: Likewise.
9804 * genflags.c: Likewise.
9805 * genoutput.c: Likewise.
9806 * genpreds.c: Likewise.
9807 * genrecog.c: Likewise.
9808 * rtl.h (read_skip_spaces, copy_rtx_ptr_loc, print_rtx_ptr_loc)
9809 (join_c_conditions, print_c_condition, read_rtx_filename)
9810 (read_rtx_lineno): Move to read-md.h.
9811 * read-rtl.c: Include read-md.h.
9812 (ptr_loc, string_obstack, ptr_locs, ptr_loc_obstack)
9813 (joined_conditions, joined_conditions_obstack, read_rtx_lineno)
9814 (read_rtx_filename, fatal_with_file_and_line, fatal_expected_char)
9815 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc, get_rtx_ptr_loc)
9816 (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
9817 (print_c_condition, read_skip_spaces, read_escape, read_quoted_string)
9818 (read_braced_string, read_string): Move to read-md.c.
9819 (read_rtx): Move some initialization to init_md_reader and call
9820 init_md_reader here.
9821 * gensupport.h (message_with_line, n_comma_elts, scan_comma_elt):
9823 * gensupport.c: Include read-md.h.
9824 (message_with_line, n_comma_elts, scan_comma_elt): Move to read-md.c.
9825 * read-md.h, read-md.c: New files.
9827 2010-06-10 Anatoly Sokolov <aesok@post.ru>
9829 * config/moxie/moxie.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
9830 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
9831 * config/moxie/moxie-protos.h (moxie_function_value): Remove.
9832 * config/moxie/moxie.c (moxie_function_value): Make static.
9833 (moxie_libcall_value, moxie_function_value_regno_p): New functions.
9834 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
9836 2010-06-10 Martin Jambor <mjambor@suse.cz>
9838 * Makefile.in (tree-sra.o): Add DBGCNT_H to dependencies.
9839 * dbgcnt.def (tree_sra): New counter.
9840 * tree-sra.c: Include dbgcnt.h.
9841 (gate_intra_sra): Check tree_sra debug counter.
9843 2010-06-10 Martin Jambor <mjambor@suse.cz>
9845 PR tree-optimization/44258
9846 * tree-sra.c (build_access_subtree): Return false iff there is a
9848 (build_access_trees): Likewise.
9849 (analyze_all_variable_accesses): Disqualify candidates if
9850 build_access_trees returns true for them.
9852 2010-06-10 Alexandre Oliva <aoliva@redhat.com>
9855 * var-tracking.c (find_loc_in_1pdv): Remove recursion, only
9856 tail-recurse into canonical node. Fast-forward over
9857 non-canonical VALUEs.
9859 2010-06-10 H.J. Lu <hongjiu.lu@intel.com>
9862 * config/i386/i386.md (*add<mode>_1): Revert revision 160394.
9863 (*addsi_1_zext) <TYPE_LEA>: Likewise.
9864 (add lea splitter): Likewise.
9865 (add_zext lea splitter): Likewise.
9867 2010-06-10 Joseph Myers <joseph@codesourcery.com>
9869 * common.opt (fshow-column): Don't mark as C ObjC C++ ObjC++.
9871 2010-06-10 Jan Hubicka <jh@suse.cz>
9873 * df-problems.c (df_live_problem_data): Add live_bitmaps.
9874 (df_live_alloc): Initialize problem data and live_osbtacks.
9875 (df_live_finalize): Remove obstack, problem data; do not
9877 (df_live_top_dump, df_live_bottom_dump): Do not dump old
9878 data when not allocated.
9879 (df_live_verify_solution_start): Do not allocate problem data.
9880 (df_live_verify_solution_end): Check if out is allocated.
9881 (struct df_md_problem_data): New structure.
9882 (df_md_alloc): Allocate problem data.
9883 (df_md_free): Free problem data; do not clear bitmaps.
9885 2010-06-10 Jan Beulich <jbeulich@novell.com>
9888 * configure.ac: Replace $() with ${} when intending to expand
9889 variables rather than invoking commands.
9890 * configure: Re-generate.
9892 2010-06-10 Jan Hubicka <jh@suse.cz>
9894 PR rtl-optimization/44460
9895 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove
9896 TYPE_NEEDS_CONSTRUCTING sanity check.
9898 2010-06-10 Gerald Pfeifer <gerald@pfeifer.com>
9900 * doc/include/fdl.texi: Move to GFDL version 1.3.
9902 * doc/cpp.texi: Move to GFDL version 1.3.
9903 * doc/gcc.texi: Move to GFDL version 1.3. Fix copyright years.
9904 * doc/gccint.texi: Move to GFDL version 1.3.
9905 * doc/gcov.texi: Move to GFDL version 1.3. Update copyright years.
9906 * doc/install.texi: Move to GFDL version 1.3. Fix copyright years.
9907 * doc/invoke.texi: Move to GFDL version 1.3.
9909 2010-06-09 Jan Hubicka <jh@suse.cz>
9911 * ipa-pure-const.c (propagate_pure_const, propagate_noreturn):
9913 (propagate) ... here; swap the order.
9915 2010-06-09 Jan Hubicka <jh@suse.cz>
9917 * bitmap.c (bitmap_elt_insert_after, bitmap_first_set_bit,
9918 bitmap_first_set_bit, bitmap_last_set_bit, bitmap_last_set_bit,
9919 bitmap_and_into, bitmap_and_compl_into, bitmap_set_range,
9920 bitmap_compl_and_into, bitmap_elt_ior): Use checking asserts.
9922 2010-06-09 Changpeng Fang <changpeng.fang@amd.com>
9924 * tree-ssa-loop-prefetch.c (gather_memory_references_ref):
9925 Do not the gather memory reference in the outer loop if the step
9928 2010-06-09 Changpeng Fang <changpeng.fang@amd.com>
9930 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO) :
9931 Change the PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO threshold value from
9932 8 to 4. Minor change of the related comments.
9934 2010-06-09 Sebastian Pop <sebastian.pop@amd.com>
9936 * tree-scalar-evolution.c (instantiate_scev_name): Do not fail
9937 the scev analysis when the variable is not used outside the loop
9938 in a close phi node: call compute_overall_effect_of_inner_loop.
9940 2010-06-09 Sebastian Pop <sebastian.pop@amd.com>
9942 * graphite-sese-to-poly.c (single_pred_cond): Renamed
9943 single_pred_cond_non_loop_exit. Return NULL for loop exit edges.
9944 (build_sese_conditions_before): Renamed call to single_pred_cond.
9945 (build_sese_conditions_after): Same.
9947 2010-06-09 Sebastian Pop <sebastian.pop@amd.com>
9949 * graphite-poly.h: Fix comments and indentation.
9950 * graphite-sese-to-poly.c: Same.
9951 (build_sese_conditions_before): Compute stmt and gbb only when needed.
9952 * tree-chrec.c: Fix comments and indentation.
9953 (tree-ssa-loop-niter.c): Same.
9955 2010-06-09 Eric Botcazou <ebotcazou@adacore.com>
9957 PR rtl-optimization/42461
9958 * dce.c (deletable_insn_p): Return true for const or pure calls again.
9959 * except.c (insn_could_throw_p): Return false if !flag_exceptions.
9961 2010-06-09 Jan Hubicka <jh@suse.cz>
9963 * bitmap.c (bitmap_and): Walk array forward.
9964 (bitmap_and_compl_into): Likewise.
9965 (bitmap_xor): Likewise.
9966 (bitmap_xor_into): Likewise.
9967 (bitmap_equal_p): Likewise.
9968 (bitmap_intersect_p): Likewise.
9969 (bitmap_intersect_compl_p): Likewise.
9970 (bitmap_ior_and_into): Likewise.
9971 (bitmap_elt_copy): Likewise.
9972 (bitmap_and_compl): Likewise.
9973 (bitmap_elt_ior): Likewise.
9975 2010-06-09 Dave Korn <dave.korn.cygwin@gmail.com>
9977 * opts-common.c (prune_options): Ensure replacement argv array
9978 is correctly terminated by a NULL entry.
9980 2010-06-09 Jan Hubicka <jh@suse.cz>
9982 * cgraph.h (varpool_first_static_initializer,
9983 varpool_next_static_initializer): Make checking only when
9985 * tree-vectorizer.h (vinfo_for_stmt): Remove check.
9986 (set_vinfo_for_stmt, get_earlier_stmt, is_loop_header_bb_p): Change
9987 gcc_assert to gcc_checking_assert.
9988 * tree-flow-inline.h (gimple_vop, get_var_ann, relink_imm_use,
9989 phi_nodes, set_phi_nodes, phi_arg_index_from_use, op_iter_next_use,
9990 op_iter_next_def, op_iter_next_tree, op_iter_init, op_iter_init_use,
9991 op_iter_init_phiuse, op_iter_init_phidef,
9992 array_ref_contains_indirect_ref, ref_contains_array_ref): Use
9993 gcc_checking_assert.
9994 * emit-rtl.h (set_first_insn, set_last_insn): Likewise.
9995 * tree-ssa-live.h (var_to_partition, var_to_partition_to_var,
9996 partition_is_global, live_on_entry, live_on_exit,
9997 live_merge_and_clear): Likewise.
9998 * system.h (gcc_checking_assert): New macro.
9999 * gimple.h (set_bb_seq): Use gcc_checking_assert.
10001 2010-06-09 Jason Merrill <jason@redhat.com>
10003 * Makefile.in (TAGS): Collect tags info from c-family.
10005 2010-06-09 Jan Hubicka <jh@suse.cz>
10007 * gimple.h (gcc_gimple_checking_assert): New macro.
10008 (gimple_set_def_ops, gimple_set_use_ops,
10009 gimple_set_vuse, gimple_set_vdef,
10010 gimple_omp_subcode, gimple_omp_set_subcode, gimple_ops, gimple_op,
10011 gimple_op_ptr, gimple_op_ptr, gimple_set_op, gimple_bind_set_block,
10012 gimple_asm_input_op, gimple_asm_input_op_ptr, gimple_asm_set_input_op,
10013 gimple_asm_output_op, gimple_asm_output_op_ptr,
10014 gimple_asm_set_output_op, gimple_asm_clobber_op,
10015 gimple_asm_set_clobber_op, gimple_asm_label_op,
10016 gimple_asm_set_label_op, gimple_try_set_kind,
10017 gimple_try_catch_is_cleanup, gimple_try_set_catch_is_cleanup,
10018 gimple_phi_arg, gimple_switch_num_labels, gimple_switch_set_index,
10019 gimple_switch_label, gimple_switch_set_label, gimple_omp_for_index,
10020 gimple_omp_for_index_ptr, gimple_omp_for_set_index,
10021 gimple_omp_for_initial, gimple_omp_for_initial_ptr,
10022 gimple_omp_for_set_initial, gimple_omp_for_final,
10023 gimple_omp_for_final_ptr, gimple_omp_for_set_final,
10024 gimple_omp_for_incr, gimple_omp_for_incr_ptr, gimple_omp_for_set_incr,
10025 gimple_omp_for_set_cond, gimple_omp_for_cond): Make checking
10026 conditional with ENABLE_GIMPLE_CHECKING.
10027 (gimple_phi_set_arg): Likewise; replace memcpy by assignment.
10029 2010-06-09 Sandra Loosemore <sandra@codesourcery.com>
10031 * tree-ssa-loop-ivopts.c (adjust_setup_cost): New function.
10032 (get_computation_cost_at): Use it.
10033 (determine_use_iv_cost_condition): Likewise.
10034 (determine_iv_cost): Likewise.
10036 2010-06-09 Richard Guenther <rguenther@suse.de>
10038 * tree-ssa-loop-niter.c (simplify_replace_tree): Do not
10041 2010-06-09 Kai Tietz <kai.tietz@onevision.com>
10043 * c-objc-common.c (c_tree_printer): Pre-intialize t by NULL_TREE.
10045 2010-06-09 Martin Jambor <mjambor@suse.cz>
10047 PR tree-optimization/44423
10048 * tree-sra.c (dump_access): Dump also grp_assignment_read.
10049 (analyze_access_subtree): Pass negative allow_replacements to children
10050 if the current type is scalar.
10052 2010-06-09 Joern Rennecke <joern.rennecke@embecosm.com>
10055 * gcc-plugin.h (int plugin_is_GPL_compatible): Declare as extern "C".
10056 * doc/plugins.texi (Plugin license check): Update information
10057 on type of plugin_is_GPL_compatible.
10058 * Makefile.in (PLUGINCC): Define as $(COMPILER).
10059 (PLUGINCFLAGS): Define as $(COMPILER_FLAGS).
10061 2010-06-09 Bernd Schmidt <bernds@codesourcery.com>
10063 * config/arm/arm.c (thumb2_reorg): New function.
10064 (arm_reorg): Call it.
10065 * config/arm/thumb2.md (define_peephole2 for flag clobbering
10066 arithmetic operations): Delete.
10068 2010-06-09 Edmar Wienskoski <edmar@freescale.com>
10071 * config/rs6000/rs6000.md (DIFD): Do not split dpfp values for
10074 2010-06-09 Joern Rennecke <joern.rennecke@embecosm.com>
10077 * gcc-plugin.h: Encapsulate all declarations in extern "C".
10079 2010-06-08 Jan Hubicka <jh@suse.cz>
10081 * basic-block.h (single_succ_edge, single_pred_edge, ei_container,
10082 ei_next, ei_prev): Do sanity checking with ENABLE_CHECKING only.
10084 2010-06-08 Sandra Loosemore <sandra@codesourcery.com>
10086 PR tree-optimization/39874
10087 PR middle-end/28685
10088 * gimple.h (maybe_fold_and_comparisons, maybe_fold_or_comparisons):
10090 * gimple-fold.c (canonicalize_bool, same_bool_comparison_p,
10091 same_bool_result_p): New.
10092 (and_var_with_comparison, and_var_with_comparison_1,
10093 and_comparisons_1, and_comparisons, maybe_fold_and_comparisons): New.
10094 (or_var_with_comparison, or_var_with_comparison_1,
10095 or_comparisons_1, or_comparisons, maybe_fold_or_comparisons): New.
10096 * tree-ssa-reassoc.c (eliminate_redundant_comparison): Use
10097 maybe_fold_and_comparisons or maybe_fold_or_comparisons instead
10098 of combine_comparisons.
10099 * tree-ssa-ifcombine.c (ifcombine_ifandif, ifcombine_iforif): Likewise.
10101 2010-06-08 Anatoly Sokolov <aesok@post.ru>
10103 * config/pdp11/pdp11.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
10104 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
10105 * config/pdp11/pdp11.c (pdp11_function_value, pdp11_libcall_value,
10106 pdp11_function_value_regno_p): New functions.
10107 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
10108 TARGET_FUNCTION_VALUE_REGNO_P): Define.
10110 2010-06-08 Kazu Hirata <kazu@codesourcery.com>
10112 * config/arm/arm.c (arm_rtx_costs_1): Don't special case for
10113 Thumb-2 in the MINUS case.
10115 2010-06-08 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10117 * doc/tm.texi (Per-Function Data): Do not reference ggc_alloc.
10119 * doc/gty.texi (GTY Options): Document typed GC allocation and
10120 variable_size GTY option.
10122 * ggc-internal.h: New.
10124 * ggc.h: Update copyright year.
10125 (digit_string): Move to stringpool.c.
10126 (ggc_mark_stringpool, ggc_purge_stringpool, ggc_mark_roots)
10127 (gt_pch_save_stringpool, gt_pch_fixup_stringpool)
10128 (gt_pach_restore_stringpool, gt_pch_p_S, gt_pch_note_object)
10129 (init_ggc_pch, ggc_pch_count_object, ggc_pch_total_size)
10130 (ggc_pch_this_base, ggc_pch_alloc_object, ggc_pch_prepare_write)
10131 (ggc_pch_write_object, ggc_pch_finish, ggc_pch_read)
10132 (ggc_force_collect, ggc_get_size, ggc_statistics)
10133 (ggc_print_common_statistics): Move to ggc-internal.h.
10134 (digit_vector, new_ggc_zone, destroy_ggc_zone, ggc_alloc_stat)
10135 (ggc_alloc, ggc_alloc_cleared, ggc_realloc, ggc_calloc, GGC_NEW)
10136 (GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR, ggc_alloc_rtvec)
10137 (ggc_alloc_tree, gt_pch_save, ggc_min_expand_heuristic)
10138 (ggc_min_heapsize_heuristic, ggc_alloc_zone)
10139 (ggc_alloc_zone_pass_stat): Remove.
10140 (ggc_internal_alloc_stat, ggc_internal_alloc)
10141 (ggc_internal_cleared_alloc_stat): New.
10142 (GGC_RESIZEVEC, GGC_RESIZEVAR): Redefine.
10143 (ggc_internal_vec_alloc_stat)
10144 (ggc_internal_cleared_vec_alloc_stat)
10145 (ggc_internal_vec_alloc_stat, ggc_internal_cleared_vec_alloc)
10146 (ggc_alloc_atomic_stat, ggc_alloc_atomic)
10147 (ggc_alloc_cleared_atomic, ggc_cleared_alloc_htab_ignore_args)
10148 (ggc_cleared_alloc_ptr_array_two_args): New.
10149 (htab_create_ggc, splay_tree_new_ggc): Redefine.
10150 (ggc_splay_alloc): Change the type of the first argument to
10151 enum gt_types_enum.
10152 (ggc_alloc_string): Make macro.
10153 (ggc_alloc_string_stat): New.
10154 (ggc_strdup): Redefine.
10155 (rtl_zone, tree_zone, tree_id_zone): Declare unconditionally.
10156 (ggc_alloc_rtvec_sized): New.
10157 (ggc_alloc_zone_stat): Rename to ggc_internal_alloc_zone_stat.
10158 (ggc_internal_alloc_zone_pass_stat, ggc_internal_alloc_zone_stat)
10159 (ggc_internal_cleared_alloc_zone_stat)
10160 (ggc_internal_zone_alloc_stat)
10161 (ggc_internal_zone_cleared_alloc_stat)
10162 (ggc_internal_zone_vec_alloc_stat)
10163 (ggc_alloc_zone_rtx_def_stat)
10164 (ggc_alloc_zone_tree_node_stat)
10165 (ggc_alloc_zone_cleared_tree_node_stat)
10166 (ggc_alloc_cleared_gimple_statement_d_stat): New.
10168 * ggc-common.c: Include ggc-internal.h.
10169 (ggc_internal_cleared_alloc_stat): Rename from
10170 ggc_alloc_cleared_stat.
10171 (ggc_realloc_stat): Use ggc_internal_alloc_stat.
10172 (ggc_calloc): Remove.
10173 (ggc_cleared_alloc_htab_ignore_args): New.
10174 (ggc_cleared_alloc_ptr_array_two_args): New.
10175 (ggc_splay_alloc): Add obj_type parameter.
10176 (init_ggc_heuristics): Formatting fixes.
10178 * ggc-none.c: Update copyright year.
10179 (ggc_alloc_stat): Rename to ggc_alloc_stat.
10180 (ggc_alloc_cleared_stat): Rename to
10181 ggc_internal_cleared_alloc_stat.
10182 (struct alloc_zone, rtl_zone, tree_zone, tree_id_zone): New.
10184 * ggc-page.c: Update copyright year. Include ggc-internal.h.
10185 Remove references to ggc_alloc in comments.
10186 (ggc_alloc_typed_stat): Call ggc_internal_alloc_stat.
10187 (ggc_alloc_stat): Rename to ggc_internal_alloc_stat.
10188 (new_ggc_zone, destroy_ggc_zone): Remove.
10189 (struct alloc_zone, rtl_zone, tree_zone, tree_id_zone): New.
10191 * ggc-zone.c: Include ggc-internal.h. Remove references to
10192 ggc_alloc in comments.
10193 (ggc_alloc_zone_stat): ggc_internal_alloc_zone_stat.
10194 (ggc_internal_alloc_zone_pass_stat): New.
10195 (ggc_internal_cleared_alloc_zone_stat): New.
10196 (ggc_alloc_typed_stat): Use ggc_internal_alloc_zone_pass_stat.
10197 (ggc_alloc_stat): Rename ggc_internal_alloc_stat.
10198 (new_ggc_zone, destroy_ggc_zone): Remove.
10200 * stringpool.c: Update copyright year. Include ggc-internal.h
10201 (digit_vector): Make static.
10202 (digit_string): Moved from ggc.h.
10203 (stringpool_ggc_alloc): Use ggc_alloc_atomic.
10204 (ggc_alloc_string): Rename to ggc_alloc_string_stat.
10206 * Makefile.in (GGC_INTERNAL_H): New.
10207 (ggc_common.o, ggc-page.o, ggc-zone.o, stringpool.o): Add
10208 $(GGC_INTERNAL_H) to dependencies.
10210 * gentype.c: Update copyright year.
10211 (walk_type): Accept variable_size GTY option.
10212 (USED_BY_TYPED_GC_P): New macro.
10213 (write_enum_defn): Use USED_BY_TYPED_GC_P. Do not output
10214 whitespace at the end of strings.
10215 (get_type_specifier, variable_size_p): New functions.
10216 (alloc_quantity, alloc_zone): New enums.
10217 (write_typed_alloc_def): New function.
10218 (write_typed_struct_alloc_def): Likewise.
10219 (write_typed_typed_typedef_alloc_def): Likewise.
10220 (write_typed_alloc_defns): Likewise.
10221 (output_typename, write_splay_tree_allocator_def): Likewise.
10222 (write_splay_tree_allocators): Likewise.
10223 (main): Call write_typed_alloc_defns and
10224 write_splay_tree_allocators.
10226 * lto-streamer.h (lto_file_decl_data_ptr): New.
10228 * passes.c (order): Define using cgraph_node_ptr.
10230 * strinpool.c (struct string_pool_data): Declare nested_ptr using
10233 * gimple.h (union gimple_statement_d): Likewise.
10235 * rtl.h (struct rtx_def): Likewise.
10236 (struct rtvec_def): Likewise.
10238 * tree.h (union tree_node): Likewise.
10240 * tree-ssa-operands.h (struct ssa_operand_memory_d): Likewise.
10242 * cfgloop.c (record_loop_exits): Use htab_create_ggc.
10244 * tree-scalar-evolution.c (scev_initialize): Likewise.
10246 * alias.c (record_alias_subset): Update splay_tree_new_ggc call.
10248 * dwarf2asm.c (dw2_force_const_mem): Likewise.
10250 * omp-low.c (lower_omp_critical): Likewise.
10252 * bitmap.h (struct bitmap_head_def): Update comment to not
10253 reference ggc_alloc.
10255 * config/pa/pa.c (get_deferred_label): Use GGC_RESIZEVEC.
10257 * ira.c (fix_reg_equiv_init): Use GGC_RESIZEVEC.
10259 * ipa-prop.c (duplicate_ggc_array): Rename to
10260 duplicate_ipa_jump_func_array. Use typed GC allocation.
10261 (ipa_edge_duplication_hook): Call duplicate_ipa_jump_func_array.
10263 * gimple.c (gimple_alloc_stat): Use
10264 ggc_alloc_cleared_gimple_statement_d_stat.
10266 * varasm.c (create_block_symbol): Use ggc_alloc_zone_rtx_def.
10268 * tree.c (make_node_stat): Use
10269 ggc_alloc_zone_cleared_tree_node_stat.
10270 (make_tree_vec_stat): Likewise.
10271 (build_vl_exp_stat): Likewise.
10272 (copy_node_stat): Use ggc_alloc_zone_tree_node_stat.
10273 (make_tree_binfo_stat): Likewise.
10274 (tree_cons_stat): Likewise.
10276 * rtl.c (rtx_alloc_stat): Use ggc_alloc_zone_rtx_def_stat.
10277 (shallow_copy_rtx_stat): Likewise.
10278 (make_node_stat): Likewise.
10280 * lto-symtab.c: Fix comment.
10282 * tree-cfg.c (create_bb): Update comment to not reference
10284 * tree-ssa-structalias.c (struct heapvar_for_stmt): Fix param_is value.
10286 * varpool.c (varpool_node): Use typed GC allocation.
10287 (varpool_extra_name_alias): Likewise.
10289 * varasm.c (emutls_decl): Likewise.
10290 (get_unnamed_section): Likewise.
10291 (get_noswitch_section): Likewise.
10292 (get_section): Likewise.
10293 (get_block_for_section): Likewise.
10294 (build_constant_desc): Likewise.
10295 (create_constant_pool): Likewise.
10296 (force_const_mem): Likewise.
10298 * tree.c (build_vl_exp_stat): Likewise.
10299 (build_real): Likewise.
10300 (build_string): Likewise.
10301 (decl_debug_expr_insert): Likewise.
10302 (decl_value_expr_insert): Likewise.
10303 (type_hash_add): Likewise.
10304 (build_omp_clause): Likewise.
10306 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Likewise.
10308 * tree-ssa.c (init_tree_ssa): Likewise.
10310 * tree-ssa-structalias.c (heapvar_insert): Likewise.
10312 * tree-ssa-operands.c (ssa_operand_alloc): Likewise.
10314 * tree-ssa-loop-niter.c (record_estimate): Likewise.
10316 * tree-ssa-alias.c (get_ptr_info): Likewise.
10318 * tree-scalar-evolution.c (new_scev_info_str): Likewise.
10320 * tree-phinodes.c (allocate_phi_node): Likewise.
10322 * tree-iterator.c (tsi_link_before): Likewise.
10323 (tsi_link_after): Likewise.
10325 * tree-eh.c (add_stmt_to_eh_lp_fn): Likewise.
10327 * tree-dfa.c (create_var_ann): Likewise.
10329 * tree-cfg.c (create_bb): Likewise.
10331 * toplev.c (alloc_for_identifier_to_locale): Likewise.
10332 (general_init): Likewise.
10334 * stringpool.c (stringpool_ggc_alloc): Likewise.
10335 (gt_pch_save_stringpool): Likewise.
10337 * sese.c (if_region_set_false_region): Likewise.
10339 * passes.c (do_per_function_toporder): Likewise.
10341 * optabs.c (set_optab_libfunc): Likewise.
10342 (set_conv_libfunc): Likewise.
10344 * lto-symtab.c (lto_symtab_register_decl): Likewise.
10346 * lto-streamer-in.c (lto_input_eh_catch_list): Likewise.
10347 (input_eh_region): Likewise.
10348 (input_eh_lp): Likewise.
10349 (make_new_block): Likewise.
10350 (unpack_ts_real_cst_value_fields): Likewise.
10352 * lto-section-in.c (lto_new_in_decl_state): Likewise.
10354 * lto-cgraph.c (input_node_opt_summary): Likewise.
10356 * loop-init.c (loop_optimizer_init): Likewise.
10358 * lambda.h (lambda_vector_new): Likewise.
10360 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
10362 * ira.c (update_equiv_regs): Likewise.
10364 * ipa.c (cgraph_node_set_new): Likewise.
10365 (cgraph_node_set_add): Likewise.
10366 (varpool_node_set_new): Likewise.
10367 (varpool_node_set_add): Likewise.
10369 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Likewise.
10370 (duplicate_ipa_jump_func_array): Likewise.
10371 (ipa_read_node_info): Likewise.
10373 * ipa-cp.c (ipcp_create_replace_map): Likewise.
10375 * integrate.c (get_hard_reg_initial_val): Likewise.
10377 * gimple.c (gimple_alloc_stat): Likewise.
10378 (gimple_build_omp_for): Likewise.
10379 (gimple_seq_alloc): Likewise.
10380 (gimple_copy): Likewise.
10382 * gimple-iterator.c (gsi_insert_before_without_update): Likewise.
10383 (gsi_insert_after_without_update): Likewise.
10385 * function.c (add_frame_space): Likewise.
10386 (insert_temp_slot_address): Likewise.
10387 (assign_stack_temp_for_type): Likewise.
10388 (allocate_struct_function): Likewise.
10389 (types_used_by_var_decl_insert): Likewise.
10391 * except.c (init_eh_for_function): Likewise.
10392 (gen_eh_region): Likewise.
10393 (gen_eh_region_catch): Likewise.
10394 (gen_eh_landing_pad): Likewise.
10395 (add_call_site): Likewise.
10397 * emit-rtl.c (get_mem_attrs): Likewise.
10398 (get_reg_attrs): Likewise.
10399 (start_sequence): Likewise.
10400 (init_emit): Likewise.
10402 * dwarf2out.c (new_cfi): Likewise.
10403 (queue_reg_save): Likewise.
10404 (dwarf2out_frame_init): Likewise.
10405 (new_loc_descr): Likewise.
10406 (find_AT_string): Likewise.
10407 (new_die): Likewise.
10408 (add_var_loc_to_decl): Likewise.
10409 (clone_die): Likewise.
10410 (clone_as_declaration): Likewise.
10411 (break_out_comdat_types): Likewise.
10412 (new_loc_list): Likewise.
10413 (loc_descriptor): Likewise.
10414 (add_loc_descr_to_each): Likewise.
10415 (add_const_value_attribute): Likewise.
10416 (tree_add_const_value_attribute): Likewise.
10417 (add_comp_dir_attribute): Likewise.
10418 (add_name_and_src_coords_attributes): Likewise.
10419 (lookup_filename): Likewise.
10420 (store_vcall_insn): Likewise.
10421 (dwarf2out_init): Likewise.
10423 * dbxout.c (dbxout_init): Likewise.
10425 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10427 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10429 * config/score/score7.c (score7_output_external): Likewise.
10431 * config/score/score3.c (score3_output_external): Likewise.
10433 * config/s390/s390.c (s390_init_machine_status): Likewise.
10435 * config/rs6000/rs6000.c (builtin_function_type): Likewise.
10436 (rs6000_init_machine_status): Likewise.
10437 (output_toc): Likewise.
10439 * config/pa/pa.c (pa_init_machine_status): Likewise.
10440 (get_deferred_plabel): Likewise.
10442 * config/moxie/moxie.c (moxie_init_machine_status): Likewise.
10444 * config/mmix/mmix.c (mmix_init_machine_status): Likewise.
10446 * config/mips/mips.c (mflip_mips16_use_mips16_p): Likewise.
10448 * config/mep/mep.c (mep_init_machine_status): Likewise.
10449 (mep_note_pragma_flag): Likewise.
10451 * config/m32c/m32c.c (m32c_init_machine_status): Likewise.
10453 * config/iq2000/iq2000.c (iq2000_init_machine_status): Likewise.
10455 * config/ia64/ia64.c (ia64_init_machine_status): Likewise.
10457 * config/i386/winnt.c (i386_pe_record_external_function): Likewise.
10458 (i386_pe_maybe_record_exported_symbol): Likewise.
10460 * config/i386/i386.c (get_dllimport_decl): Likewise.
10461 (ix86_init_machine_status): Likewise.
10462 (assign_386_stack_local): Likewise.
10464 * config/frv/frv.c (frv_init_machine_status): Likewise.
10466 * config/darwin.c (machopic_indirection_name): Likewise.
10468 * config/cris/cris.c (cris_init_machine_status): Likewise.
10470 * config/bfin/bfin.c (bfin_init_machine_status): Likewise.
10472 * config/avr/avr.c (avr_init_machine_status): Likewise.
10474 * config/arm/arm.c (arm_init_machine_status): Likewise.
10476 * config/alpha/alpha.c (alpha_init_machine_status): Likewise.
10477 (alpha_need_linkage): Likewise.
10478 (alpha_use_linkage): Likewise.
10480 * cgraph.c (cgraph_allocate_node): Likewise.
10481 (cgraph_create_edge_1): Likewise.
10482 (cgraph_create_indirect_edge): Likewise.
10483 (cgraph_add_asm_node): Likewise.
10485 * cfgrtl.c (init_rtl_bb_info): Likewise.
10487 * cfgloop.c (alloc_loop): Likewise.
10488 (rescan_loop_exit): Likewise.
10490 * cfg.c (init_flow): Likewise.
10491 (alloc_block): Likewise.
10492 (unchecked_make_edge): Likewise.
10494 * c-parser.c (c_parse_init): Likewise.
10495 (c_parse_file): Likewise.
10497 * c-decl.c (bind): Likewise.
10498 (record_inline_static): Likewise.
10499 (push_scope): Likewise.
10500 (make_label): Likewise.
10501 (lookup_label_for_goto): Likewise.
10502 (finish_struct): Likewise.
10503 (finish_enum): Likewise.
10504 (c_push_function_context): Likewise.
10506 * bitmap.c (bitmap_element_allocate): Likewise.
10507 (bitmap_gc_alloc_stat): Likewise.
10509 * alias.c (record_alias_subset): Likewise.
10510 (init_alias_analysis): Likewise.
10512 2010-06-08 Shujing Zhao <pearly.zhao@oracle.com>
10514 * fold-const.c (fold_comparison): Remove redundant parenthesis.
10515 * tree-inline.c (expand_call_inline): Pass translated return value of
10516 cgraph_inline_failed_string to diagnostic function.
10518 2010-06-08 Andrew Pinski <pinskia@gmail.com>
10519 Shujing Zhao <pearly.zhao@oracle.com>
10522 * c-typeck.c (convert_for_assignment): Call pedwarn_init if the
10523 implicit bad conversions is initialization.
10524 (error_init): Use gmsgid instead of msgid for argument name and change
10525 the call for error.
10526 (pedwarn_init): Use gmsgid instead of msgid for argument name and
10527 change the call for pedwarn.
10528 (warning_init): Use gmsgid instead of msgid for argument name and
10529 change the call for warning.
10531 2010-06-07 Nathan Froyd <froydnj@codesourcery.com>
10533 * config/mips/mips-protos.h (mips_print_operand): Delete.
10534 (mips_print_operand_address): Delete.
10535 * config/mips/mips.h (mips_print_operand_punct): Delete.
10536 (PRINT_OPERAND): Delete.
10537 (PRINT_OPERAND_PUNCT_VALID_P): Delete.
10538 (PRINT_OPERAND_ADDRESS): Delete.
10539 * config/mips/mips.c (mips_print_operand_punct): Make static.
10540 (mips_print_operand_address): Make static.
10541 (mips_print_operand): Make static. Call
10542 mips_print_operand_punct_valid_p.
10543 (mips_print_operand_punct_valid_p): New function.
10544 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
10545 (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
10547 2010-06-07 Jan Hubicka <jh@suse.cz>
10549 PR middle-end/44454
10550 (df_lr_top_dump, df_lr_bottom_dump): Check that in/out bitmaps
10553 2010-06-07 Kaz Kojima <kkojima@gcc.gnu.org>
10555 * config/sh/sh.c (sh_build_builtin_va_list): Set tree type
10558 2010-06-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10560 * doc/sourcebuild.texi (Effective-Target Keywords, Other
10561 attributes): Document gas.
10563 2010-06-07 Uros Bizjak <ubizjak@gmail.com>
10565 * config/i386/i386.md (*add<mode>_1): Remove alternative 2.
10566 <TYPE_LEA>: Split instruction.
10567 <default>: Remove alternative 2 handling.
10568 (*addsi_1_zext) <TYPE_LEA>: Split instruction.
10569 (add lea splitter): Generate SImode lea for mode sizes <= SImode.
10570 (add_zext lea splitter): Use ix86_lea_for_add_ok in insn predicate.
10572 (*movsi_1) <TYPE_LEA>: Use %a modifier to output operand 1.
10573 (ashift_zext lea splitter): Use DImode for multiplication.
10575 * config/i386/i386.c (ix86_expand_epilogue): Do not use ix86_gen_add
10576 to generate addition.
10578 2010-06-07 Joseph Myers <joseph@codesourcery.com>
10580 * common.opt (fira-verbose): Use Var.
10581 (fpcc-struct-return): Use Init instead of VarExists.
10582 * defaults.h (DEFAULT_PCC_STRUCT_RETURN): Move definition from
10584 * flags.h (flag_signed_char, flag_short_enums,
10585 flag_pcc_struct_return, flag_ira_verbose,
10586 flag_detailed_statistics, flag_remove_unreachable_functions): Remove.
10587 * toplev.c (flag_detailed_statistics, flag_signed_char,
10588 flag_short_enums, flag_pcc_struct_return, flag_ira_verbose): Remove.
10589 (DEFAULT_PCC_STRUCT_RETURN): Move definition to defaults.h.
10590 * toplev.h (flag_crossjumping, flag_if_conversion,
10591 flag_if_conversion2, flag_keep_static_consts, flag_peel_loops,
10592 flag_rerun_cse_after_loop, flag_thread_jumps, flag_tracer,
10593 flag_unroll_loops, flag_unroll_all_loops, flag_unswitch_loops,
10594 flag_cprop_registers, time_report, flag_ira_loop_pressure,
10595 flag_ira_coalesce, flag_ira_move_spills,
10596 flag_ira_share_save_slots, flag_ira_share_spill_slots): Remove.
10598 2010-06-07 Jan Hubicka <jh@suse.cz>
10600 * df-core.c (df_analyze_problem): Do verification after allocation.
10602 * df-problems.c (df_lr_problem_data): Add lr_bitmaps.
10603 (df_lr_alloc): Initialize problem data; move bitmaps to
10604 lr_bitmaps obstack.
10605 (df_lr_finalize): Free problem data; do not bother to free bitmaps.
10606 (df_lr_verify_solution_start): Do not initialize problem data;
10607 allocate bitmaps in lr_bitmaps.
10608 (df_lr_verify_solution_end): Do not free problem data.
10610 2010-06-07 Jan Hubicka <jh@suse.cz>
10612 * cgraph.c (cgraph_edge_cannot_lead_to_return): Also check
10613 if caller is noreturn.
10614 * ipa-reference.c (analyze_function): Use ipa_ref_cannot_lead_to_return
10615 * ipa-ref.h (ipa_ref_cannot_lead_to_return): New function.
10616 * ipa-ref.c (ipa_ref_cannot_lead_to_return): New function.
10617 * ipa-pure-const.c (check_decl): Add IPA parameter.
10618 (state_from_flags): New function.
10619 (better_state, worse_state): New functions.
10620 (check_call): When in IPA mode, do not care about callees.
10621 (check_load, check_store): Update.
10622 (check_ipa_load, check_ipa_store): New.
10623 (check_stmt): When in IPA mode, use IPA checkers.
10624 (analyze_function): Use state_from_flags.
10625 (propagate): Check indirect edges and references.
10627 2010-06-07 Kazu Hirata <kazu@codesourcery.com>
10629 PR rtl-optimization/44404
10630 * auto-inc-dec.c (find_inc): Use reg_overlap_mentioned_p instead
10631 of count_occurrences to see if it's safe to modify mem_insn.
10633 2010-06-07 Richard Guenther <rguenther@suse.de>
10635 * gimplify.c (gimplify_cleanup_point_expr): For empty body
10636 and EH-only cleanup drop the cleanup instead of inserting it
10639 2010-06-07 Ira Rosen <irar@il.ibm.com>
10641 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Update
10643 * targhooks.c (default_builtin_vectorization_cost): New function.
10644 * targhooks.h (default_builtin_vectorization_cost): Declare.
10645 * target.h (enum vect_cost_for_stmt): Define.
10646 (builtin_vectorization_cost): Change argument and comment.
10647 * tree-vectorizer.h: Remove cost model macros.
10648 * tree-vect-loop.c: Include target.h.
10649 (vect_get_cost): New function.
10650 (vect_estimate_min_profitable_iters): Replace cost model macros with
10651 calls to vect_get_cost.
10652 (vect_model_reduction_cost, vect_model_induction_cost): Likewise.
10653 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Add
10654 default implementation.
10655 * tree-vect-stmts.c (cost_for_stmt): Replace cost model macros with
10656 calls to target hook builtin_vectorization_cost.
10657 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
10659 * Makefile.in (tree-vect-loop.o): Add dependency on TARGET_H.
10660 * config/spu/spu.c (spu_builtin_vectorization_cost): Replace with new
10661 implementation to return costs.
10662 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
10663 * config/spu/spu.h: Remove vectorizer cost model macros.
10664 * config/i386/i386.h: Likewise.
10665 * tree-vect-slp.c (vect_build_slp_tree): Replace cost model macro with
10666 a call to target hook builtin_vectorization_cost.
10668 2010-06-06 Sriraman Tallam <tmsriram@google.com>
10671 * config/i386/i386.c (override_options): Turn zee pass on for level 2
10672 and above and defer till target is known.
10673 (optimization_options): Turn on zee pass if TARGET_64BIT is set and
10674 turn off otherwise.
10676 2010-05-25 Jan Hubicka <jh@suse.cz>
10678 * df-core.c (df_set_blocks): Use bitmap_head instead of bitmap.
10679 (df_compact_blocks): Likewise.
10680 * df.h (struct df): Turn hardware_regs_used,
10681 regular_block_artificial_uses, eh_block_artificial_uses,
10682 insns_to_delete, insns_to_rescan, insns_to_notes_rescan into
10684 * df-problems.c (df_lr_local_compute, df_lr_confluence_0,
10685 df_byte_lr_alloc, df_simulate_fixup_sets): Update.
10686 * df-scan.c (df_scan_free_internal, df_scan_alloc, df_scan_start_dump,
10687 df_scan_blocks, df_insn_delete, df_insn_rescan,
10688 df_insn_rescan_debug_internal, df_insn_rescan_all,
10689 df_process_deferred_rescans, df_process_deferred_rescans,
10690 df_notes_rescan, df_get_call_refs, df_get_call_refs,
10691 regs_invalidated_by_call_regset, df_get_call_refs, df_bb_refs_collect,
10692 df_record_entry_block_defs, df_record_exit_block_uses,
10693 df_update_exit_block_uses, df_bb_verify, df_entry_block_bitmap_verify,
10694 df_scan_verify): Update.
10696 2010-05-25 Dodji Seketeli <dodji@redhat.com>
10699 * c-common.c (is_typedef_decl): Move this definition ...
10700 * tree.c (is_typedef_decl): ... here.
10701 (typdef_variant_p): Move definition here from gcc/cp/tree.c.
10702 * c-common.h (is_typedef_decl): Move this declaration ...
10703 * tree.h (is_typedef_decl): ... here.
10704 (typedef_variant_p): Move declaration here from gcc/cp/cp-tree.h
10705 * dwarf2out.c (is_naming_typedef_decl): New function.
10706 (gen_tagged_type_die): Split out of ...
10707 (gen_type_die_with_usage): ... this function. When an anonymous
10708 tagged type is named by a typedef, make sure a DW_TAG_typedef DIE
10709 is emitted for the typedef.
10710 (gen_typedef_die): Emit DW_TAG_typedef also for typedefs naming
10711 anonymous tagged types.
10713 2010-06-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
10716 * c-decl.c (grokdeclarator): Delete warning.
10718 2010-06-06 Eric Botcazou <ebotcazou@adacore.com>
10720 * stor-layout.c (self_referential_size): Set UNKNOWN_LOCATION on the
10721 newly built CALL_EXPR.
10722 * tree-profile.c (tree_profiling): Don't profile functions produced
10723 for built-in stuff.
10725 2010-06-06 Segher Boessenkool <segher@kernel.crashing.org>
10729 * genautomata.c (SET_BIT, CLEAR_BIT, TEST_BIT): Make these macros
10730 endianness-independent.
10732 2010-06-05 Steven Bosscher <steven@gcc.gnu.org>
10734 * c-common.c: Move to c-family/.
10735 * c-common.def: Likewise.
10736 * c-common.h: Likewise.
10737 * c-cppbuiltin.c: Likewise.
10738 * c-dump.c: Likewise.
10739 * c-format.c: Likewise.
10740 * c-format.h : Likewise.
10741 * c-gimplify.c: Likewise.
10742 * c-lex.c: Likewise.
10743 * c-omp.c: Likewise.
10745 * c-opts.c: Likewise.
10746 * c-pch.c: Likewise.
10747 * c-ppoutput.c: Likewise.
10748 * c-pragma.c: Likewise.
10749 * c-pragma.h: Likewise.
10750 * c-pretty-print.c: Likewise.
10751 * c-pretty-print.h: Likewise.
10752 * c-semantics.c: Likewise.
10753 * stub-objc.c: Likewise.
10755 * gengtype.c (get_file_langdir): Special-case files in c-family/.
10756 (get_output_file_with_visibility): Fix name for c-common.h.
10757 * c-config-lang.in: Update paths in gtfiles for files in c-family/.
10759 * c-tree.h: Update include path for moved files.
10760 * c-lang.c: Likewise.
10761 * c-lang.h: Likewise.
10762 * c-parser.c: Likewise.
10763 * c-convert.c: Likewise.
10764 * c-decl.c: Likewise.
10765 * c-objc-common.c: Likewise.
10766 * configure.ac: Make sure c-family/ exists in the build directory.
10767 * configure: Regenerate.
10768 * Makefile.in: Update paths for moved files. Regroup files per
10769 location and update dependencies. Move generated_files down after
10772 * config/spu/spu-c.c: Update paths for moved files.
10773 * config/mep/mep-pragma.c: Likewise.
10774 * config/darwin-c.c: Likewise.
10775 * config/i386/msformat-c.c: Likewise.
10776 * config/i386/i386-c.c: Likewise.
10777 * config/avr/avr-c.c: Likewise.
10778 * config/sol2-c.c: Likewise.
10779 * config/ia64/ia64-c.c: Likewise.
10780 * config/rs6000/rs6000-c.c: Likewise.
10781 * config/arm/arm.c: Likewise.
10782 * config/arm/arm-c.c: Likewise.
10783 * config/h8300/h8300.c: Likewise.
10784 * config/v850/v850-c.c: Likewise.
10786 * config/t-darwin: Fix dependencies for moved files.
10787 * config/t-sol2: Fix dependencies for moved files.
10788 * config/mep/t-mep: Fix dependencies for moved files.
10789 * config/ia64/t-ia64: Fix dependencies for moved files.
10790 * config/rs6000/t-rs6000: Fix dependencies for moved files.
10791 * config/v850/t-v850: Fix dependencies for moved files.
10792 * config/v850/t-v850e: Fix dependencies for moved files.
10794 * config/m32c/m32c-pragma.c
10796 * po/exgettext: Look in c-family/ also.
10798 2010-06-05 Eric Botcazou <ebotcazou@adacore.com>
10800 * tree-ssa-dce.c (mark_last_stmt_necessary): New function.
10801 (mark_control_dependent_edges_necessary): Call it instead of marking
10802 the last statement manually.
10803 (propagate_necessity): Likewise.
10805 2010-06-05 Jan Hubicka <jh@suse.cz>
10807 * basic-block.h (compute_dominance_frontiers): Updated.
10808 (compute_idf): Likewise.
10810 * tree-into-ssa.c (insert_phi_nodes): Use bitmap heads
10811 for dominance frontiers.
10812 (rewrite_into_ssa): Update for bitmap heads in dominance frontiers.
10813 (insert_updated_phi_nodes_for): Likewise.
10814 (update_ssa): Likewise.
10815 * cfganal.c (compute_dominance_frontiers_1): Likewise.
10816 (compute_dominance_frontiers): Likewise.
10817 (compute_idf): Likewise.
10818 * df-problems.c (df_md_local_compute): Likewise.
10820 2010-06-05 Anatoly Sokolov <aesok@post.ru>
10822 * target.h (struct gcc_target): Add memory_move_cost field.
10823 * target-def.h (TARGET_MEMORY_MOVE_COST): New.
10824 (TARGET_INITIALIZER): Use TARGET_MEMORY_MOVE_COST.
10825 * targhooks.c (default_memory_move_cost): New function.
10826 * targhooks.h (default_memory_move_cost): Declare function.
10827 * reload.h (memory_move_cost): Declare.
10828 (memory_move_secondary_cost): Change type of 'in' argument to bool.
10829 * reginfo.c (memory_move_cost): New function.
10830 (memory_move_secondary_cost): Change type of 'in' argument to bool.
10831 * ira.h (ira_memory_move_cost): Update comment.
10832 * ira.c (ira_memory_move_cost): Update comment.
10833 (setup_class_subset_and_memory_move_costs): Replace MEMORY_MOVE_COST
10834 with memory_move_cost.
10835 * postreload.c (reload_cse_simplify_set): (Ditto.).
10836 * reload1.c (choose_reload_regs): (Ditto.).
10837 * doc/tm.texi (TARGET_MEMORY_MOVE_COST): New.
10838 (MEMORY_MOVE_COST): Revise documentation.
10840 * config/i386/i386.h (MEMORY_MOVE_COST): Remove macro.
10841 * config/i386/i386-protos.h (int ix86_memory_move_cost): Remove.
10842 * config/i386/i386.h (ix86_memory_move_cost): Make static. Change
10843 type of 'in' argument to bool.
10844 (TARGET_MEMORY_MOVE_COST): Define.
10846 2010-06-05 Jan Hubicka <jh@suse.cz>
10848 * ipa-pure-const.c (propagate): Fix typo in handling of functions
10849 that cannot return. Be more careful when merging the results with
10850 previously known ones.
10852 2010-06-05 Matthias Klose <doko@ubuntu.com>
10854 * gcc.c (cc1_options, cpp_unique_options): Use find-plugindir spec
10855 function to add the -iplugindir option.
10856 (find_plugindir_spec_function): Add new declaration and function.
10857 (static_spec_func): Use it for "find-plugindir".
10859 2010-06-05 Jakub Jelinek <jakub@redhat.com>
10862 * c-typeck.c (mark_exp_read): Handle C_MAYBE_CONST_EXPR.
10863 * c-parser.c (c_parser_postfix_expression): Call mark_exp_read on
10864 statement expression.
10866 2010-06-05 Jan Hubicka <jh@suse.cz>
10868 * df-problems.c (seen_in_block, seen_in_insn): Convert to bitmap_head.
10869 (df_rd_problem_data): Convert sparse_invalidated_by_call,
10870 dense_invalidated_by_call to bitmap head.
10871 (df_rd_alloc, df_rd_bb_local_compute_process_def,
10872 df_rd_bb_local_compute, df_rd_confluence_n, df_rd_transfer_function,
10873 df_rd_start_dump, df_lr_verify_transfer_functions,
10874 df_live_verify_transfer_functions, df_chain_create_bb,
10875 df_chain_add_problem, df_byte_lr_check_regs, df_byte_lr_alloc,
10876 df_byte_lr_confluence_0, df_byte_lr_confluence_n, df_note_compute,
10877 df_simulate_one_insn_forwards, df_md_alloc,
10878 df_md_bb_local_compute_process_def,
10879 df_md_bb_local_compute_process_def, df_md_local_compute,
10880 df_md_transfer_function df_md_free): Update.
10882 2010-06-05 Joseph Myers <joseph@codesourcery.com>
10885 * c-typeck.c (build_unary_op): Merge qualifiers into pointer
10886 target type for ADDR_EXPR; require no changes to qualifiers except
10887 for function types.
10888 * c-tree.h (c_build_type_variant): Remove.
10890 2010-06-05 Segher Boessenkool <segher@kernel.crashing.org>
10892 * genautomata.c (get_excl_set): Do work per element, not per char.
10893 (check_presence_pattern_sets): Similar.
10894 (check_absence_pattern_sets): Similar.
10896 2010-06-05 Segher Boessenkool <segher@kernel.crashing.org>
10898 * genautomata.c (curr_state_pass_num): Delete.
10899 (min_issue_delay_pass_states): Delete.
10900 (min_issue_delay): Delete.
10901 (initiate_min_issue_delay_pass_states): Delete.
10902 (output_min_issue_delay_table): Compute min_issue_delay_vect
10903 using a breadth-first search variant.
10904 (output_tables): Don't call initiate_min_issue_delay_pass_states.
10906 2010-06-04 H.J. Lu <hongjiu.lu@intel.com>
10909 * df-problems.c (df_lr_bb_local_compute): Updated for embedded bitmaps.
10910 (df_byte_lr_bb_local_compute): Likewise.
10912 2010-06-03 Jason Merrill <jason@redhat.com>
10914 Implement noexcept operator (5.3.7)
10915 * c-common.c (c_common_reswords): Add noexcept.
10916 * c-common.h (enum rid): Add RID_NOEXCEPT.
10918 2010-06-04 Joseph Myers <joseph@codesourcery.com>
10920 * config/darwin-driver.c (darwin_default_min_version): Use
10921 GCC-specific formats in diagnostics.
10922 * cppspec.c (lang_specific_driver): Use GCC-specific formats in
10924 * gcc.c (translate_options, read_specs, add_sysrooted_prefix,
10925 execute, process_command, end_going_arg, do_self_spec, do_spec_1,
10926 eval_spec_function, handle_braces, process_brace_body, main,
10927 perror_with_name, used_arg, set_multilib_dir, print_multilib_info,
10928 getenv_spec_function, compare_version_strings,
10929 version_compare_spec_function): Use GCC-specific formats in
10932 2010-06-04 Uros Bizjak <ubizjak@gmail.com>
10934 * config/i386/i386.md (*addhi_1_lea) <TYPE_INCDEC, default>: Assert
10935 that operand 0 and operand 1 are equal.
10936 (*addqi_1_lea) <TYPE_INCDEC, default>: Ditto.
10937 (*add<mode>_2) <TYPE_INCDEC>: Remove assert that operand 0
10938 and operand 1 are equal.
10939 <default>: Ditto. Remove ??? comment.
10940 (*add<mode>_3) <TYPE_INCDEC>: Remove assert that operand 0
10941 and operand 1 are equal.
10942 <default>: Ditto. Remove ??? comment.
10943 (*adddi_4) <default>: Remove assert that operand 0 and operand 1
10945 (*add<mode>_4) <default>: Ditto.
10946 (*add<mode>_5) <TYPE_INCDEC, default>: Ditto.
10948 2010-06-04 Nathan Froyd <froydnj@codesourcery.com>
10950 * config/i386/i386-protos.h (ix86_print_operand): Declare.
10951 * config/i386/i386.c (ix86_print_operand): Make non-static.
10952 * config/i386/sol2.h (ASM_OUTPUT_CALL): Call ix86_print_operand.
10953 * output.h (output_operand): Declare.
10954 * final.c (output_operand): Make non-static.
10956 2010-06-04 Alexandre Oliva <aoliva@redhat.com>
10958 PR rtl-optimization/44013
10959 * sched-deps.c (add_dependence_list_and_free): Don't free lists
10960 when processing debug insns.
10963 * var-tracking.c (find_loc_in_1pdv): Mark initial value before
10964 recursing. Check that recursion is bounded. Rename inner var
10965 to avoid hiding incoming argument.
10967 2010-06-04 Uros Bizjak <ubizjak@gmail.com>
10969 * config/i386/i386.md (*addqi_2) <TYPE_INCDEC>: Do not assert that
10970 operands[2] == 255.
10974 (*addqi_ext_1_rex64): Ditto.
10975 (*addqi_ext_1): Ditto.
10977 (*addqi_4): Check for incdec_operand in QImode.
10979 (*add<mode>_2): Macroize insn from *add<mode>_2 and *add{qi,hi}_2
10980 using SWI mode iterator.
10981 (*add<mode>_3): Ditto from *add<mode>_3 and *add{qi,hi}_3.
10982 (*add<mode>_4): Macroize insn from *add{qi,hi,si}_4 using SWI124
10984 (*add<mode>_5): Macroize insn from *add<mode>_5 and *add{qi,hi}_5
10985 using SWI mode iterator.
10987 2010-06-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
10990 * c-objc-common.c (c_tree_printer): Handle %V, %v and %#v.
10991 * c-format.c (gcc_diag_flag_specs): Add hash.
10992 (gcc_cxxdiag_flag_specs): Use gcc_diag_flag_specs directly.
10993 (gcc_tdiag_char_table,gcc_cdiag_char_table): Handle %V and %v.
10994 * c-pretty-print.c (pp_c_cv_qualifier): Rename as
10995 pp_c_cv_qualifiers. Handle qualifiers spelling here.
10996 (pp_c_type_qualifier_list): Call the function above.
10997 * c-pretty-print.h (pp_c_cv_qualifiers): Declare.
10998 * c-typeck.c (handle_warn_cast_qual): Print qualifiers.
10999 (WARN_FOR_QUALIFIERS): New macro.
11000 (convert_for_assignment): Use it.
11002 2010-06-04 Kai Tietz <kai.tietz@onevision.com>
11004 * config/i386/cygming.h (ASM_GENERATE_INTERNAL_LABEL): Prefix by '*'.
11006 2010-06-04 Jan Hubicka <jh@suse.cz>
11008 * df.h (df_rd_bb_info, df_md_bb_info, df_lr_bb_info, df_live_bb_info,
11009 df_byte_lr_bb_info): Embedd bitmap_head into the structure.
11010 (DF_LIVE_IN, DF_LIVE_OUT, DF_LR_IN, DF_LR_OUT, DF_BYTE_LR_IN,
11011 DF_BYTE_LR_OUT): Update for embedded bitmaps.
11012 * fwprop.c (single_def_use_enter_block): Likewise.
11013 * ddg.c (create_ddg_dep_from_intra_loop_link,
11014 add_cross_iteration_register_deps, build_inter_loop_deps): Likewise.
11015 * loop-iv.c (latch_dominating_def): Likewise.
11016 * df-problems.c (df_rd_free_bb_info, df_rd_alloc,
11017 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute_process_def,
11018 df_rd_init_solution, df_rd_init_solution, df_rd_transfer_function,
11019 df_rd_transfer_function, df_rd_top_dump,
11020 df_rd_bottom_dump): Update.
11021 (df_lr_free_bb_info, df_lr_alloc, df_lr_reset, df_lr_bb_local_compute,
11022 df_lr_bb_local_compute, df_lr_bb_local_compute, df_lr_bb_local_compute,
11023 df_lr_bb_local_compute, df_lr_local_compute, df_lr_init, df_lr_init,
11024 df_lr_confluence_0, df_lr_free, df_lr_top_dump, df_lr_bottom_dump,
11025 df_lr_verify_solution_start, df_lr_verify_solution_end,
11026 df_lr_verify_transfer_functions, df_lr_verify_transfer_functions,
11027 df_live_free_bb_info, df_live_alloc, df_live_reset,
11028 df_live_bb_local_compute, df_live_init, df_live_transfer_function,
11029 df_live_finalize, df_live_free, df_live_top_dump, df_live_bottom_dump,
11030 df_live_verify_solution_start, df_live_verify_solution_end,
11031 df_live_verify_transfer_functions, df_chain_create_bb,
11032 df_byte_lr_free_bb_info, df_byte_lr_alloc, df_byte_lr_reset,
11033 df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute,
11034 df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute,
11035 df_byte_lr_bb_local_compute, df_byte_lr_local_compute, df_byte_lr_init,
11036 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
11037 df_byte_lr_transfer_function, df_byte_lr_top_dump,
11038 df_byte_lr_bottom_dump, df_create_unused_note,
11039 df_note_bb_compute, df_md_free_bb_info, df_md_alloc,
11040 df_md_bb_local_compute_process_def, df_md_local_compute, df_md_reset,
11041 df_md_transfer_function, df_md_init, df_md_confluence_0,
11042 df_md_confluence_n,
11043 df_md_top_dump, df_md_bottom_dump): Update.
11044 (struct df_lr_problem_data): Embedd bitmap headers.
11046 2010-06-04 Jan Hubicka <jh@suse.cz>
11048 * dce.c (dce_process_block): Do not re-scan already marked
11051 2010-06-04 Bernd Schmidt <bernds@codesourcery.com>
11053 PR rtl-optimization/39871
11054 PR rtl-optimization/40615
11055 PR rtl-optimization/42500
11056 PR rtl-optimization/42502
11057 * ira.c (init_reg_equiv_memory_loc: New function.
11058 (ira): Call it twice.
11059 * reload.h (calculate_elim_costs_all_insns): Declare.
11060 * ira-costs.c: Include "reload.h".
11061 (regno_equiv_gains): New static variable.
11062 (init_costs): Allocate it.
11063 (finish_costs): Free it.
11064 (ira_costs): Call calculate_elim_costs_all_insns.
11065 (find_costs_and_classes): Take estimated elimination costs
11067 (ira_adjust_equiv_reg_cost): New function.
11068 * ira.h (ira_adjust_equiv_reg_cost): Declare it.
11069 * reload1.c (init_eliminable_invariants, free_reg_equiv,
11070 elimination_costs_in_insn, note_reg_elim_costly): New static functions.
11071 (elim_bb): New static variable.
11072 (reload): Move code out of here into init_eliminable_invariants and
11073 free_reg_equiv. Call them.
11074 (calculate_elim_costs_all_insns): New function.
11075 (eliminate_regs_1): Declare. Add extra arg FOR_COSTS;
11076 all callers changed. If FOR_COSTS is true, don't call alter_reg,
11077 but call note_reg_elim_costly if we turned a valid memory address
11078 into an invalid one.
11079 * Makefile.in (ira-costs.o): Depend on reload.h.
11081 2010-06-04 Julian Brown <julian@codesourcery.com>
11083 * config/arm/thumb2.md (*thumb2_movdf_soft_insn): Fix alternatives
11086 2010-06-04 Richard Guenther <rguenther@suse.de>
11089 * cgraph.h (struct varpool_node): Add lto_file_data field.
11090 * lto-cgraph.c (input_varpool_node): Initialize it.
11092 2010-06-04 Uros Bizjak <ubizjak@gmail.com>
11094 * config/i386/predicates.md (pic_symbolic_operand): Remove predicate.
11095 * config/i386/i386.md (*add<mode>_1): Do not use pic_symbolic_operand
11096 predicate in "type" attribute calculation.
11097 (*addsi_1_zext): Ditto.
11098 (*add<mode>_2): Do not use pic_symbolic_operand in insn predicate.
11099 (*addsi_2_zext): Ditto.
11100 (*add<mode>_3): Ditto.
11101 (*addsi_3_zext): Ditto.
11102 (*add<mode>_5): Ditto.
11104 2010-06-03 Jan Hubicka <jh@suse.cz>
11106 * tree-into-ssa.c (mark_block_for_update): Avoid redundant call
11108 * cfganal.c (compute_dominance_frontiers_1): Likewise.
11110 2010-06-03 Jan Hubicka <jh@suse.cz>
11112 * df-problems.c (df_create_unused_note, df_note_bb_compute):
11113 micro-optimize the checks when to add new note.
11115 2010-06-03 Nathan Froyd <froydnj@codesourcery.com>
11117 * final.c (output_asm_insn): Call
11118 targetm.asm_out.print_operand_punct_valid_p. Update comments.
11119 (output_operand): Call targetm.asm_out.print_operand. Update comments.
11120 (output_address): Call targetm.asm_out.print_operand_address.
11122 * target.h (struct gcc_target): Add print_operand,
11123 print_operand_address, and print_operand_punct_valid_p fields.
11124 * targhooks.h (default_print_operand): Declare.
11125 (default_print_operand_address): Declare.
11126 (default_print_operand_punct_valid_p): Declare.
11127 * targhooks.c (default_print_operand): Define.
11128 (default_print_operand_address): Define.
11129 (default_print_operand_punct_valid_p): Define.
11130 * target-def.h (TARGET_PRINT_OPERAND): Define if not defined.
11131 (TARGET_PRINT_OPERAND_ADDRESS): Likewise.
11132 (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Likewise.
11133 (TARGET_ASM_OUT): Add TARGET_PRINT_OPERAND,
11134 TARGET_PRINT_OPERAND_ADDRESS, and TARGET_PRINT_OPERAND_PUNCT_VALID_P.
11135 * vmsdbgout.c (addr_const_to_string): Update comment.
11136 * config/i386/i386.c (print_operand): Rename to...
11137 (ix86_print_operand): ...this. Make static.
11138 (print_operand_address): Rename to...
11139 (ix86_print_operand_address): ...this. Make static. Call
11140 ix86_print_operand instead of PRINT_OPERAND.
11141 (ix86_print_operand_punct_valid_p): New function.
11142 (TARGET_PRINT_OPERAND): Define.
11143 (TARGET_PRINT_OPERAND_ADDRESS): Define.
11144 (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
11145 * config/i386/i386.h (HI_REGISTER_NAMES): Update comment.
11146 (PRINT_OPERAND_PUNCT_VALID_P): Delete.
11147 (PRINT_OPERAND): Delete.
11148 (PRINT_OPERAND_ADDRESS): Delete.
11149 * config/i386/i386-protos.h (print_operand): Delete prototype.
11150 (print_operand_address): Delete prototype.
11152 2010-06-03 Richard Guenther <rguenther@suse.de>
11154 PR tree-optimization/44403
11155 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
11156 Preserve pointer qualifiers.
11157 (vect_create_data_ref_ptr): Likewise.
11159 2010-06-03 H.J. Lu <hongjiu.lu@intel.com>
11162 * defaults.h (MAX_FIXED_MODE_SIZE): New.
11164 * stor-layout.c (MAX_FIXED_MODE_SIZE): Removed.
11166 2010-06-03 Jakub Jelinek <jakub@redhat.com>
11169 * tree-cfg.c (gimple_can_merge_blocks_p): For -O0
11170 return false if merging the bbs would lead to goto_locus
11171 location being lost from the IL.
11173 2010-06-03 Jan Hubicka <jh@suse.cz>
11174 Jakub Jelinek <jakub@redhat.com>
11176 * var-tracking.c (dataflow_set_equiv_regs): Shortcut the loop if
11177 set->regs[i] is NULL or has just one entry.
11179 2010-06-03 Jan Hubicka <jh@suse.cz>
11181 * lto-cgraph.c (lto_varpool_encoder_size): Remove.
11182 * lto-streamer.h (lto_varpool_encoder_size): New inline function.
11184 2010-06-03 Paul Brook <paul@codesourcery.com>
11186 * config/arm/arm.c (FL_TUNE): Define.
11187 (arm_default_cpu, arm_cpu_select): Remove.
11188 (all_cores): Populate core field.
11189 (arm_selected_arch, arm_selected_cpu, arm_selected_tune): New.
11190 (arm_find_cpu): New function.
11191 (arm_handle_option): Lookup cpu/architecture names.
11192 (arm_override_options): Cleanup mcpu/march/mtune handling.
11193 (arm_file_start): Ditto.
11195 2010-06-03 Alan Modra <amodra@gmail.com>
11198 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Add label operand.
11199 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Pass label
11200 rtx to gen_load_toc_v4_PIC_1b. Tidy.
11201 (rs6000_emit_load_toc_table): Likewise.
11203 2010-06-02 Jan Hubicka <jh@suse.cz>
11205 * passes.c (init_optimization_passes): Put ipa reference
11206 after ipa pure-const.
11208 2010-06-02 Jan Hubicka <jh@suse.cz>
11210 * ipa-reference.c (ipa_reference_local_vars_info_d): Remove
11211 calls_read_all and calls_write_all.
11212 (get_reference_optimization_summary): Fix formatting.
11213 (is_proper_for_analysis): Check that decl is not readonly.
11214 (propagate_bits): Check CONST/PURE/noreturn flags.
11215 (ipa_init): Move all_module_statics to optimization_summary_obstack.
11216 (analyze_function): Ignore indirect edges.
11217 (copy_global_bitmap): For all module statics, do nothing.
11218 (generate_summary): Do not print calls_read_all/calls_write_all.
11219 (read_write_all_from_decl): Take node as argument; check
11220 cgraph_node_cannot_return.
11221 (propagate): Reorganize read_all/write_all computation;
11222 check indirect edges; check ecf flags; use all_module_statics
11223 in the results; do not free all_module_statics.
11224 (stream_out_bitmap): Handle all_module_statics.
11225 (ipa_reference_write_optimization_summary): Likewise; use
11226 varpool/cgraph encoders to get boundaries.
11227 (ipa_reference_read_optimization_summary): Read in all_module_statics;
11228 use it when possible.
11230 2010-06-02 Michael Meissner <meissner@linux.vnet.ibm.com>
11233 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete obsolete
11234 -mswdiv option. Add -mrecip, -mrecip=<xxx>, -mrecip-precision options.
11236 * doc/extend.texi (powerpc builtins): Document vec_recip,
11237 vec_rsqrt, vec_rsqrte altivec/vsx builtins.
11239 * config/rs6000/rs60000-protos.h (rs6000_emit_swdiv): New function.
11240 (rs6000_emit_swrsqrt): Ditto.
11241 (rs6000_emit_swdivsf): Delete.
11242 (rs6000_emit_swdivdf): Ditto.
11243 (rs6000_emit_swrsqrtsf): Ditto.
11245 * config/rs6000/rs6000.c (rs6000_recip_bits): New global to
11246 describe the reciprocal estimate support for each type.
11247 (recip_options): Map -mrecip=<opt> into option bits.
11248 (gen_2arg_fn_t): New typedef for binary rtx gen function.
11249 (rs6000_debug_reg_global): If -mdebug=reg, print the state of the
11250 reciprocal estimate instructions.
11251 (rs6000_init_hard_regno_mode_ok): Key ws constraint off of the
11252 debug -mvsx-scalar-memory switch instead of -mvsx-scalar-double.
11253 Set up rs6000_recip_bits based on the -mrecip* options. Print the
11254 cost information if -mdebug=cost or -mdebug=reg.
11255 (rs6000_override_options): Set -mrecip-precision for power6, and
11256 power7 machines. If -mvsx or -mdfp, enable various options that
11257 came in previous instruction set ISAs, unless the option was
11258 explicitly disabled by the command line option. Parse
11259 -mrecip=<opt> options.
11260 (rs6000_builtin_vectorized_function): Add support for vectorizing
11261 the reciprocal estimate builtins and expansions.
11262 (rs6000_handle_option): Add -mrecip, -mrecip=<opt> support.
11263 (bdesc_2arg): Add reciprocal estimate builtins.
11264 (bdesc_1arg): Add reciprocal square root estimate builtins.
11265 (rs6000_expand_builtin): Rewrite to use a switch statement,
11266 instead of multiple if/then/elses. Add reciprocal estimate builtins.
11267 (rs6000_init_builtins): Create declarations for reciprocal
11269 (rs6000_preferred_reload_class): Simplify VSX preferences, if scalar
11270 sized, prefer traditional floating point registers, if integer
11271 vector types, prefer altivec registers. Don't actually look at
11272 the memory address any more.
11273 (rs6000_builtin_reciprocal): Add new builtin reciprocal estimate
11275 (rs6000_load_constant_and_splat): New helper function to load up
11276 the constant for reciprocal estimate instructions.
11277 (rs6000_emit_madd): New helper function for generating
11278 multiply/add type instructions, based on the current switches.
11279 (rs6000_emit_msub): Ditto.
11280 (rs6000_emit_mnsub): Ditto.
11281 (rs6000_emit_swdiv_high_precision): Replace rs6000_emit_swdivsf to
11282 replace a divide with a reciprocal estimate and fixup, adding
11283 support for machines with high precision and vectors.
11284 (rs6000_emit_swdiv_low_precision): Rewrite rs6000_emit_swdivdf for
11285 low precision machines.
11286 (rs6000_emit_swdiv): New common function to be called to replace a
11287 division with reciprocal estimate and fixup.
11288 (rs6000_emit_swrsqrt): Replace rs6000_emit_swrsqrtsf. Add support
11289 for double and vector types. Add support for high precision machines.
11291 * config/rs6000/rs6000.h (TARGET_FRES): New macro to say whether
11292 the reciprocal estimate instructions can be generated.
11293 (TARGET_FRE): Ditto.
11294 (TARGET_FRSQRTES): Ditto.
11295 (TARGET_FRSQRTE): Ditto.
11296 (RS6000_RECIP_*): New macros for reciprocal estimate support.
11298 * config/rs6000/vector.md (rsqrte<mode>2): New insn for reciprocal
11299 square root estimate on vectors.
11300 (re<mode>2): New insn for reciprocal division estimate on vectors.
11302 * config/rs6000/rs6000-buitlins.def (ALTIVEC_BUILTIN_VRSQRTFP):
11304 (ALTIVEC_BUILTIN_VRECIPFP): Ditto.
11305 (ALTIVEC_BUITLIN_VEC_RE): Ditto.
11306 (ALTIVEC_BUILTIN_VEC_RSQRT): Ditto.
11307 (VSX_BUILTIN_RSQRT_V4SF): Ditto.
11308 (VSX_BUITLIN_RSQRT_V2DF): Ditto.
11309 (RS6000_BUILTIN_RSQRT): Ditto.
11310 (ALTIVEC_BUILTIN_VEC_RSQRTE): Denote that the builtin is a
11311 floating point builtin.
11313 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11314 macros __RECIP__, __RECIPF__, __RSQRTE__, __RSQRTEF__,
11315 __RECIP_PRECISION__ based on the command line switches.
11316 (altivec_overloaded_builtins): Add reciprocal estimate builtins.
11318 * config/rs6000/rs6000.opt (-mrecip): Document add support for
11319 replacing division instructions with reciprocal estimate and fixup.
11320 (-mrecip=<opt>): New option.
11321 (-mrecip-precision): Ditto.
11323 * config/rs6000/vsx.md (UNSPEC_VSX_RSQRTE): Delete.
11324 (vsx_rsqrte<mode>2): Use UNSPEC_RSQRT not UNSPEC_VSX_RSQRTE.
11325 (vsx_copysignsf3): If -mvsx, use double precision cpsign on single
11328 * config/rs6000/altivec.md (UNSPEC_RSQRTEFP): Delete.
11329 (UNSPEC_VREFP): Ditto.
11330 (altivec_vnmsubfp*): Make altivec nmsub mirror the scalar and VSX
11331 conterparts with regard to support of -mno-fused-madd and -ffast-math.
11332 (altivec_vrsqrtefp): Use common UNSPEC to allow scalar/vector
11333 reciprocal estimate instructions to be generated.
11334 (altivec_vrefp): Ditto.
11336 * config/rs6000/rs6000.md (RECIPF): New iterator for reciprocal
11338 (rreg): New mode attribute for reciprocal estimate support.
11339 (recip<mode>3): New insn for division using reciprocal estimate
11340 and fixup builtins.
11341 (divide define_split): New define_split to convert floating point
11342 division to use reciprocal estimate if the user used the
11343 appropriate options and the split is run when we can add new
11344 pseudo registers for the fixup.
11345 (rsqrt<mode>2): New insn for reciprocal square root support.
11346 (recipsf3): Move into recip<mode>3.
11348 (fres): Use TARGET_FRES.
11349 (rsqrtsf2): Move into rsqrt<mode>2.
11350 (rsqrtsf_internal1): Use TARGET_FRSQRTSES.
11351 (copysignsf3): Add support for VSX.
11352 (fred): Use TARGET_FRE.
11354 (rsqrtdf_internal1): New function for frsqrte instruciton.
11356 * config/rs6000/altivec.h (vec_recipdiv): Define new vector builtin.
11357 (vec_rsqrt): Ditto.
11359 2010-06-03 Richard Guenther <rguenther@suse.de>
11361 PR middle-end/44291
11362 * optabs.c (init_one_libfunc): Use IDENTIFIER_HASH_VALUE.
11363 (set_user_assembler_libfunc): Likewise.
11365 2010-06-02 Steven Bosscher <steven@gcc.gnu.org>
11367 * mkconfig.sh: Include insn-flags.h and insn-constants.h before
11369 * except.h: Move MUST_USE_SJLJ_EXCEPTIONS and USING_SJLJ_EXCEPTIONS
11371 * expr.h (BRANCH_COST, MOVE_RATIO, CLEAR_RATIO, SET_RATIO,
11372 DEFAULT_FUNCTION_ARG_PADDING, FUNCTION_ARG_PADDING,
11373 FUNCTION_ARG_BOUNDARY, STACK_SAVEAREA_MODE, STACK_SIZE_MODE,
11374 STACK_CHECK_BUILTIN, STACK_CHECK_STATIC_BUILTIN,
11375 STACK_CHECK_PROBE_INTERVAL_EXP, STACK_CHECK_MOVING_SP,
11376 STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT,
11377 STACK_CHECK_MAX_FRAME_SIZE, STACK_CHECK_FIXED_FRAME_SIZE,
11378 STACK_CHECK_MAX_VAR_SIZE): Move target macro defaults to defaults.h.
11379 * defaults.h: Updated for above mentioned changes.
11381 2010-06-02 Kai Tietz <kai.tietz@onevision.com>
11383 * c-common.c: Remove header include of tm_p.h.
11384 * Makefile.in (c-common.o): Remove TM_P_H dependency.
11386 2010-06-02 Jakub Jelinek <jakub@redhat.com>
11388 * tree.h (struct tree_decl_map): New type.
11389 (tree_decl_map_eq, tree_decl_map_marked_p): Define.
11390 (tree_decl_map_hash): New prototype.
11391 (debug_expr_for_decl, value_expr_for_decl): Change into
11392 tree_decl_map hashtab from tree_map.
11393 (init_ttree): Adjust initialization.
11394 (tree_decl_map_hash): New function.
11395 (decl_debug_expr_lookup, decl_debug_expr_insert,
11396 decl_value_expr_lookup, decl_value_expr_insert): Adjust.
11398 2010-06-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11400 * configure.ac (gcc_cv_ld_sol2_emulation): Test for GNU ld *_sol2
11402 * configure: Regenerate.
11403 * config.in: Regenerate.
11405 * config/i386/sol2-10.h [TARGET_GNU_LD] (I386_EMULATION): Define.
11406 (X86_64_EMULATION): Define.
11407 (TARGET_LD_EMULATION): Use them.
11409 * config/sparc/sol2-gld-bi.h (SPARC32_EMULATION): Define.
11410 (SPARC64_EMULATION): Define.
11411 (LINK_ARCH_SPEC): Use them.
11413 2010-06-02 Sebastian Pop <sebastian.pop@amd.com>
11415 * graphite-clast-to-gimple.c (gcc_type_for_interval): Use
11416 smallest_mode_for_size for computing the precision types of new
11417 graphite IVs. Do not call lang_hooks.types.type_for_size.
11419 2010-06-02 Sebastian Pop <sebastian.pop@amd.com>
11421 * tree-if-conv.c (predicate_bbs): Do not reset the GIMPLE_DEBUG
11423 (remove_conditions_and_labels): Reset the GIMPLE_DEBUG information.
11425 2010-06-02 Sebastian Pop <sebastian.pop@amd.com>
11427 PR middle-end/44363
11428 * tree-if-conv.c (predicate_bbs): Do not call gcc_unreachable,
11429 return false instead.
11431 2010-06-02 Jan Hubicka <jh@suse.cz>
11433 PR middle-end/44295
11434 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Do not
11435 create new cgraph node to check callee.
11437 2010-06-02 Richard Guenther <rguenther@suse.de>
11439 * lto-streamer-in.c (input_gimple_stmt): Fix typo.
11441 2010-06-02 Richard Guenther <rguenther@suse.de>
11443 * lto-wrapper.c (lto_wrapper_exit): Rename to ...
11444 (lto_wrapper_cleanup): ... this. Do not exit.
11445 (fatal): Adjust. Exit here.
11446 (fatal_perror): Likewise.
11447 (fatal_signal): New function.
11448 (main): Set up signal handlers to cleanup temporary files.
11449 * Makefile.in (lto-wrapper.o): Adjust dependencies.
11451 2010-06-02 Richard Guenther <rguenther@suse.de>
11453 PR tree-optimization/44377
11454 * tree-ssa-structalias.c (find_func_aliases): Fix typo.
11456 2010-06-02 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11458 * config/s390/2097.md (z10_fhex): Remove insn reservation.
11459 * config/s390/s390.md (UNSPEC_COPYSIGN): Remove unused constant.
11460 (*mov<mode>_64 TD_TF, *mov<mode>_31 TD_TF, *mov<mode>_64dfp DD_DF,
11461 *mov<mode>_64 DD_DF, *mov<mode>_31, mov<mode>): Remove load zero
11463 * config/s390/s390.c: Don't accept fp zeros as valid constants anymore.
11465 2010-06-02 Jan Hubicka <jh@suse.cz>
11467 * bitmap.c (bitmap_descriptor): Add search_iter.
11468 (bitmap_find_bit): Increment it.
11469 (print_statistics): Print it.
11471 2010-06-02 Nathan Froyd <froydnj@codesourcery.com>
11473 * tree-vect-slp.c (vect_create_mask_and_perm): Use gimple_build_call
11474 instead of gimple_build_call_vec. Delete unnecessary local variable.
11476 2010-06-02 Steven Bosscher <steven@gcc.gnu.org>
11478 * gimplify.c (gimplify_body): Revert "Do not initialize RTL profiling"
11479 change from yesterday.
11481 2010-06-02 Steven Bosscher <steven@gcc.gnu.org>
11483 * c-ada-spec.c: Clean up redundant includes.
11485 2010-06-01 Steven Bosscher <steven@gcc.gnu.org>
11487 * gimplify.c: Do not include except.h and optabs.h.
11488 (gimplify_body): Do not initialize RTL profiling.
11489 * gimple-low.c: Do not include rtl.h, diagnostic.h, langhooks.h,
11490 langhooks-def.h, timevar.h, except.h, hashtab.h, and expr.h.
11491 * gimple-fold.c: Do not include rtl.h, tm_p.h, ggc.h, basic-block.h,
11492 output.h, expr.h, diagnostic.h, timevar.h, value-prof.h, and
11495 * tree-pretty-print.h: Include pretty-print.h.
11496 * gimple-pretty-print.h: Include pretty-print.h.
11498 * tree-pretty-print.c: Do not include diagnostic.h.
11499 * tree-vrp.c: Likewise.
11500 * tree-tailcall.c: Likewise
11501 * tree-scalar-evolution.c: Likewise
11502 * tree-ssa-dse.c: Likewise
11503 * tree-chrec.c: Likewise
11504 * tree-ssa-sccvn.c: Likewise
11505 * tree-ssa-copyrename.c: Likewise
11506 * tree-nomudflap.c: Likewise
11507 * tree-call-cdce.c: Likewise
11508 * tree-stdarg.c: Likewise
11509 * tree-ssa-math-opts.c: Likewise
11510 * tree-nrv.c: Likewise
11511 * tree-ssa-sink.c: Likewise
11512 * tree-browser.c: Likewise
11513 * tree-ssa-loop-ivcanon.c: Likewise
11514 * tree-ssa-loop.c: Likewise
11515 * tree-parloops.c: Likewise
11516 * tree-ssa-address.c: Likewise
11517 * tree-ssa-ifcombine.c: Likewise
11518 * tree-if-conv.c: Likewise
11519 * tree-data-ref.c: Likewise
11520 * tree-affine.c: Likewise
11521 * tree-ssa-phiopt.c: Likewise
11522 * tree-ssa-coalesce.c: Likewise
11523 * tree-ssa-pre.c: Likewise
11524 * tree-ssa-live.c: Likewise
11525 * tree-predcom.c: Likewise
11526 * tree-ssa-forwprop.c: Likewise
11527 * tree-ssa-dce.c: Likewise
11528 * tree-ssa-ter.c: Likewise
11529 * tree-ssa-loop-prefetch.c: Likewise
11530 * tree-optimize.c: Likewise
11531 * tree-ssa-phiprop.c: Likewise
11532 * tree-object-size.c: Likewise
11533 * tree-outof-ssa.c: Likewise
11534 * tree-ssa-structalias.c: Likewise
11535 * tree-switch-conversion.c: Likewise
11536 * tree-ssa-reassoc.c: Likewise
11537 * tree-ssa-operands.c: Likewise
11538 * tree-vectorizer.c: Likewise
11539 * tree-vect-data-refs.c: Likewise
11540 * tree-vect-generic.c: Likewise
11541 * tree-vect-stmts.c: Likewise
11542 * tree-vect-patterns.c: Likewise
11543 * tree-vect-slp.c: Likewise
11544 * tree-vect-loop.c: Likewise
11545 * tree-ssa-loop-ivopts.c: Likewise
11546 * tree-ssa-loop-im.c: Likewise
11547 * tree-ssa-loop-niter.c: Likewise
11548 * tree-ssa-loop-unswitch.c: Likewise
11549 * tree-ssa-loop-manip.c: Likewise
11550 * tree-ssa-loop-ch.c: Likewise
11551 * tree-dump.c: Likewise
11552 * tree-complex.c: Likewise
11554 * tree-into-ssa.c: Do not include diagnostic.h and expr.h.
11555 * tree-ssa-uninit.c: Likewise
11556 * tree-ssa-threadupdate.c: Likewise
11557 * tree-ssa-uncprop.c: Likewise
11558 * tree-ssa-ccp.c: Likewise
11559 * tree-ssa-dom.c: Likewise
11560 * tree-ssa-propagate.c: Likewise
11561 * tree-ssa-alias.c: Likewise
11562 * tree-dfa.c: Likewise
11563 * tree-cfgcleanup.c: Likewise
11564 * tree-sra.c: Likewise
11565 * tree-ssa-copy.c: Likewise
11566 * tree-ssa.c: Likewise
11567 * tree-profile.c: Likewise
11568 * tree-cfg.c: Likewise
11569 * tree-ssa-threadedge.c: Likewise
11570 * tree-vect-loop-manip.c: Likewise
11572 * tree-inline.c: Do not include diagnostic.h and expr.h.
11574 (copy_decl_for_dup_finish): Do not use NULL_RTX.
11576 * tree-loop-linear.c: Do not include diagnostic.h, expr.h and optabs.h.
11577 * tree-loop-distribution.c: Likewise.
11579 2010-06-01 Jan Hubicka <jh@suse.cz>
11581 * ipa-pure-const.c (local_pure_const): Do NORETURN discovery.
11583 2010-06-01 Jan Hubicka <jh@suse.cz>
11585 * tree-cfgcleanup.c (fixup_noreturn_call): Break out from ...;
11586 remove return value.
11587 (split_bbs_on_noreturn_calls) .... here.
11588 * tree-optimize.c (execute_fixup_cfg): Fixup noreturn calls too.
11589 * tree-flow.h (fixup_noreturn_call): New.
11591 2010-06-01 Jan Hubicka <jh@suse.cz>
11593 * emit-rtl.c (remove_insn): Fix thinko in prevoius patch.
11595 2010-06-01 Nathan Froyd <froydnj@codesourcery.com>
11597 * tree.h (build_nt_call_list): Delete.
11598 * tree.c (build_nt_call_list): Delete.
11600 2010-06-01 Jan Hubicka <jh@suse.cz>
11602 * fwprop.c: Make emit-rtl.h include last.
11603 * rtlanal.c: Include emit-rtl.h.
11604 * genautomata.c: Output emit-rtl include into insn-automata.c
11605 * df-scan.c: Include emit-rtl.h.
11606 * haifa-sched.c: Indlude emit-rtl.h.
11607 * mode-switching.c: Indlude emit-rtl.h.
11608 * graph.c: Indlude emit-rtl.h.
11609 * sel-sched.c: Include emit-rtl.h.
11610 * sel-sched-ir.c: Include emit-rtl.h.
11611 * ira-build.c: Include emit-rtl.h.
11612 * emit-rtl.c (first_insn, last_insn): Remove defines.
11613 (get_insns, set_first_insn, get_last_insn, set_last_insn, get_max_uid):
11614 Move to emit-rtl.h.
11615 (set_new_first_and_last_insn, get_last_insn_anywhere,
11616 get_first_nonnote_insn, get_last_nonnote_insn, try_split,
11617 make_call_insn_raw, add_insn_after, add_insn_before, remove_insn,
11618 delete_insns_since, reorder_insns_nobb, emit_insn_after_1,
11619 emit_debug_insn_before, emit_insn, start_sequence, push_to_sequence,
11620 push_to_sequence2, push_topmost_sequence, end_sequence, copy_insn):
11621 Use accessor functions.
11622 * emit-rtl.h (gen_blockage, gen_rtvec, copy_insn_1, copy_insn,
11623 gen_int_mode, emit_copy_of_insn_after, set_reg_attrs_from_value,
11624 set_reg_attrs_for_parm, set_reg_attrs_for_decl_rtl, adjust_reg_mode,
11625 mem_expr_equal_p): Move here from rtl.h.
11626 (get_insns, set_first-insn, get_last_insn, set_last_insn, get_max_uid):
11627 Move here from emit-rtl.c; make inline.
11628 * cfglayout.h: Include emit-rtl.h.
11629 * rtl.h (gen_blockage, gen_rtvec, copy_insn_1, copy_insn,
11630 gen_int_mode, emit_copy_of_insn_after, set_reg_attrs_from_value,
11631 set_reg_attrs_for_parm, set_reg_attrs_for_decl_rtl, adjust_reg_mode,
11632 mem_expr_equal_p, get_insns, set_first-insn,
11633 get_last_insn, set_last_insn, get_max_uid): Move to emit-rtl.h.
11634 * reg-stack.c: Include emit-rtl.h.
11637 2010-06-01 Jan Hubicka <jh@suse.cz>
11639 * cgraph.h (tree_function_versioning): Update prototype.
11640 (cgraph_function_versioning): Update prototype.
11641 * cgraphunit.c (cgraph_copy_node_for_versioning): Accept bbs_to_copy
11643 (cgraph_function_versioning): Accept new_entry_block and bbs_to_copy.
11644 (cgraph_materialize_clone, save_inline_function_body): Update use of
11645 tree_function_versioning.
11646 * tree-inline.c (copy_bb): Look for previous copied block to link
11647 after; fix debug output.
11648 (copy_cfg_body): Accept new_entry_block and bbs_to_copy.
11649 (copy_body): Likewise.
11650 (expand_call_inline): Update use of copy_body.
11651 (tree_function_versioning): Update use of copy body; accept
11652 blocks_to_copy and new_entry.
11654 2010-06-01 Jan Hubicka <jh@suse.cz>
11656 * gegenrtl.c: Remove unnecesary prototypes.
11658 (gendef): Produce static inline.
11660 (main): Do not decode parameters; generate header only.
11661 * Makefile.in (genrtl.c): Remove.
11663 2010-06-01 Jan Hubicka <jh@suse.cz>
11665 * tree-switch-conversion.c (build_one_array): Make it readonly.
11667 2010-06-01 Richard Guenther <rguenther@suse.de>
11669 * optabs.c (init_optabs): Guard all accesses to reinit.
11670 * ipa-pure-const.c (propagate): Fix another typo.
11671 * opts.c (common_handle_option): Split assignment to bool.
11672 * c-opts.c (c_common_handle_option): Likewise.
11674 2010-06-01 Arnaud Charlet <charlet@adacore.com>
11675 Matthew Gingell <gingell@adacore.com>
11677 * doc/invoke.texi: Mention -fdump-ada-spec.
11678 * tree-dump.c (dump_files): Add ada-spec.
11679 (FIRST_AUTO_NUMBERED_DUMP): Bump to 8.
11680 * tree-pass.h (tree_dump_index): Add TDI_ada.
11681 * gcc.c: Add support for -C without -E and for -fdump-ada-spec.
11682 (cpp_unique_options): Do not reject -C or -CC when -E isn't present.
11683 (default_compilers) <@c-header>: Allow -fdump-ada-spec on header files.
11684 * c-decl.c: Include c-ada-spec.h.
11685 (collect_source_ref_cb, collect_all_refs, for_each_global_decl): New
11687 (c_write_global_declarations): Add handling of -fdump-ada-spec.
11688 * c-lex.c (c_lex_with_flags): Add handling of CPP_COMMENT.
11689 * Makefile.in (C_AND_OBJC_OBJS): Add c-ada-spec.o.
11690 * c-ada-spec.h, c-ada-spec.c: New files.
11692 2010-06-01 Richard Guenther <rguenther@suse.de>
11695 * ipa-pure-const.c (get_function_state): Hand back varying state
11696 if we do not have one.
11697 (has_function_state): New function.
11698 (duplicate_node_data): Adjust.
11699 (remove_node_data): Likewise.
11700 (pure_const_write_summary): Likewise.
11701 (propagate): Likewise. Fix typo.
11703 2010-06-01 Jan Hubicka <jh@suse.cz>
11705 * tree-cfg.c (verify_stmt): Do not skip could_throw test.
11706 * passes.c (execute_function_todo): Do not make implicit verify_ssa.
11707 (execute_all_ipa_transforms): Do not play with the states.
11709 2010-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11711 * config/arm/t-linux-androideabi: New.
11712 * config.gcc (arm*-*-linux-androideabi): Include multilib config.
11714 2010-06-01 Jan Hubicka <jh@suse.cz>
11716 * tree-inline.c (estimate_num_insns): For stdarg functions look
11717 into call statement to count cost of argument passing.
11719 2010-06-01 Kai Tietz <kai.tietz@onevision.com>
11721 * config/i386.c (ix86_output_addr_vec_elt): Make LPREFIX
11722 argument for fprintf.
11723 (ix86_output_addr_diff_elt): Likewise.
11724 (x86_function_profiler): Likewise.
11725 * config/cygming.h (LOCAL_LABEL_PREFIX): Fix for x64 no-underscore.
11726 (LPREFIX): Likewise.
11727 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
11729 2010-05-31 Jakub Jelinek <jakub@redhat.com>
11732 * config/i386/sse.md (fma4i_fmadd<mode>4256, fma4i_fmsub<mode>4256,
11733 fma4i_fnmadd<mode>4256, fma4i_fnmsub<mode>4256, fma4i_fmadd<mode>4,
11734 fma4i_fmsub<mode>4, fma4i_fnmadd<mode>4, fma4i_fnmsub<mode>4,
11735 fma4i_vmfmadd<mode>4, fma4i_vmfmsub<mode>4, fma4i_vmfnmadd<mode>4,
11736 fma4i_vmfnmsub<mode>4, fma4i_fmaddsubv8sf4, fma4i_fmaddsubv4df4,
11737 fma4i_fmaddsubv4sf4, fma4i_fmaddsubv2df4, fma4i_fmsubaddv8sf4,
11738 fma4i_fmsubaddv4df4, fma4i_fmsubaddv4sf4, fma4i_fmsubaddv2df4):
11739 Guard only with TARGET_FMA4 instead of TARGET_FMA4 &&
11742 2010-05-31 Jan Hubicka <jh@suse.cz>
11744 * tree.h (tree_range_check_failed): Declare noreturn.
11746 2010-05-31 Jan Hubicka <jh@suse.cz>
11748 * gimple.c (gimple_call_builtin_p): New function.
11749 * gimple.h (gimple_call_builtin_p): Declare.
11750 * tree-cfg.c (make_edges): Produce edge from BUILT_IN_RETURN
11752 (execute_warn_function_return): BUILT_IN_RETURN is return.
11753 (split_critical_edges): Return edges are not critical.
11754 (is_ctrl_altering_stmt): Builtin_in_return is altering.
11755 (gimple_verify_flow_info): Handle built_in_return.
11756 (execute_warn_function_return): Handle built_in_return.
11757 * ipa-pure-const.c (check_call): Ignore builtin_return.
11759 2010-05-31 Jakub Jelinek <jakub@redhat.com>
11761 PR middle-end/44337
11762 * expr.c (expand_assignment): Don't store anything for out-of-bounds
11763 array accesses with non-MEM.
11765 PR tree-optimization/44182
11766 * tree-inline.c (copy_edges_for_bb): Don't split bb if a stmt that
11767 newly needs to end a bb is followed by debug stmts, instead return
11768 true from the function at the end.
11769 (maybe_move_debug_stmts_to_successors): New function.
11770 (copy_cfg_body): Call it if copy_edges_for_bb returned true.
11772 2010-05-31 Kai Tietz <kai.tietz@onevision.com>
11775 * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Handle flag_pic.
11777 2010-05-31 Eric Botcazou <ebotcazou@adacore.com>
11779 * cgraphunit.c (cgraph_decide_is_function_needed): Really return false
11780 for nested functions in non-optimized compilation.
11782 2010-05-31 Richard Guenther <rguenther@suse.de>
11784 * tree-ssa-structalias.c (find_func_aliases): Handle BUILT_IN_RETURN.
11786 2010-05-30 Jan Hubicka <jh@suse.cz>
11788 * predict.c (maybe_hot_edge_p): Calls to functions called once is cold.
11790 2010-05-30 Richard Guenther <rguenther@suse.de>
11793 * tree-eh.c (execute_cleanup_eh_1): Copy from execute_cleanup_eh.
11794 (execute_cleanup_eh): Clear DECL_FUNCTION_PERSONALITY if it is
11797 2010-05-30 Iain Sandoe <iains@gcc.gnu.org>
11799 * config/darwin.c (output_objc_section_asm_op): Add comment.
11800 (name_needs_quotes): Add '_' to list of valid comment chars.
11801 (machopic_output_function_base_name): Remove unneeded quotes.
11802 (darwin_encode_section_info): Adjust asm whitespace.
11803 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Adjust asm tabs.
11804 (ASM_OUTPUT_LOCAL): Ditto.
11805 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Ditto.
11806 * config/darwin.h (GLOBAL_ASM_OP): Ditto.
11807 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Ditto.
11809 2010-05-30 Eric Botcazou <ebotcazou@adacore.com>
11811 * config/rs6000/rs6000.c (rs6000_output_function_entry): Use
11812 RS6000_OUTPUT_BASENAME unconditionally.
11813 (rs6000_output_function_epilogue): Likewise.
11815 2010-05-30 Jan Hubicka <jh@suse.cz>
11817 * toplev.c (wrapup_global_declaration_2): Avoid creation of new varpool
11820 2010-05-30 Richard Guenther <rguenther@suse.de>
11822 * tree-cfg.c (verify_gimple_assign_single): Implement
11823 verification for COND_EXPR rhs.
11825 2010-05-30 Jan Hubicka <jh@suse.cz>
11827 * cgraph.h (cgraph_dump_file): Declare.
11828 * cgraphunit.c (cgraph_dump_file): Export.
11829 * ipa.c (dump_cgraph_node_set, dump_varpool_node_set): Be less verbose.
11831 2010-05-30 Jan Hubicka <jh@suse.cz>
11833 * dwarf2out.c (reference_to_unused,
11834 premark_types_used_by_global_vars_helper): Avoid creation of new
11837 2010-05-30 Jan Hubicka <jh@suse.cz>
11839 * cgraph.h (cgraph_node_cannot_return,
11840 cgraph_edge_cannot_lead_to_return): New functions.
11841 * cgraph.c (cgraph_node_cannot_return,
11842 cgraph_edge_cannot_lead_to_return): Use them.
11843 * ipa-pure-const.c (pure_const_names): New static var.
11844 (check_call): Handle calls not leading to return.
11845 (pure_const_read_summary): Dump info read.
11846 (propagate): Dump info about propagation process; ignore side effects
11847 of functions not leading to exit; fix handling of pure functions.
11849 2010-05-30 Jan Hubicka <jh@suse.cz>
11851 * config/i386/i386.c (pro_epilogue_adjust_stack): Use EBP
11852 for tail call epilogues.
11854 2010-05-30 Jan Hubicka <jh@suse.cz>
11856 * passes.c (ipa_write_optimization_summaries_1, ipa_write_summaries_2,
11857 ipa_read_summaries_1, ipa_read_optimization_summaries_1): Initialize
11860 2010-05-29 Jan Hubicka <jh@suse.cz>
11862 * ipa.c (cgraph_remove_unreachable_node): Walk references of correct
11863 node; remove references in node we no longer keep in cgrpah but need
11866 2010-05-29 Jan Hubicka <jh@suse.cz>
11868 * cgraph.c (cgraph_mark_reachable): Relax check for analyzed nodes.
11870 2010-05-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11873 * config/pa/pa32-linux.h (CTOR_LIST_BEGIN): Mark __CTOR_LIST__ as used.
11875 2010-05-29 Jan Hubicka <jh@suse.cz>
11877 * tree-vrp.c (debug_value_range, debug_all_value_ranges,
11878 debug_asserts_for, debug_all_asserts): Annotate with DEBUG_FUNCTION.
11879 * tree-into-ssa.c (debug_decl_set, debug_defs_stack, debug_currdefs,
11880 debug_tree_ssa, debug_tree_ssa_stats, debug_def_blocks,
11881 debug_names_replaced_by, debug_update_ssa): Likewise.
11882 * sbitmap.c (debug_sbitmap): Likewise.
11883 * genrecog.c (debug_decision, debug_decision_list): Likewise.
11884 * tree-pretty-print.c (debug_generic_expr, debug_generic_stmt,
11885 debug_tree_chain): Likewise.
11886 * tree-loop-distribution.c (debug_rdg_partitions): Likewise.
11887 * cgraph.c (debug_cgraph_node, debug_cgraph): Likewise.
11888 * optabs.c (debug_optab_libfuncs): Likewise.
11889 (verify_loop_closed_ssa): Likewise.
11890 * value-prof.c (verify_histograms): Likewise.
11891 * reload.c (debug_reload_to_stream, debug_reload): Likewise.
11892 * bitmap.c (debug_bitmap_file, debug_bitmap, bitmap_print): Likewise.
11893 * cfghooks.c (verify_flow_info): Likewise.
11894 * fold-const.c (debug_fold_checksum): Likewise.
11895 * omp-low.c (debug_omp_region, debug_all_omp_regions): Likewise.
11896 * cfg.c (debug_regset, debug_flow_info, debug_bb, debug_bb_n):
11898 * omega.c (debug_omega_problem): Likewise.
11899 * cgraphunit.c (verify_cgraph_node, verify_cgraph): Likewise.
11900 * tree-ssa-ccp.c (debug_lattice_value): Likewise.
11901 * dominance.c (verify_dominators, debug_dominance_info,
11902 debug_dominance_tree): Likewise.
11903 * df-core.c (df_insn_uid_debug, df_insn_debug, df_insn_debug_regno,
11904 * df_regno_debug, df_ref_debug,
11905 debug_df_insn, debug_df_reg, debug_df_regno, debug_df_ref,
11906 debug_df_defno, debug_df_useno, debug_df_chain): Likewise.
11907 * tree-ssa-dom.c (debug_dominator_optimization_stats): Likewise.
11908 * sel-sched.c (debug_state): Likewise.
11909 * tree-ssa-alias.c (debug_alias_info, debug_points_to_info_for):
11911 * cfganal.c (print_edge_list, verify_edge_list): Likewise.
11912 * dwarf2out.c (debug_dwarf_die, debug_dwarf): Likewise.
11913 * tree-eh.c (verify_eh_edges, verify_eh_dispatch_edge): Likewise.
11914 * gimple-pretty-print.c (debug_gimple_stmt, debug_gimple_seq):
11916 * c-pretty-print.c (debug_c_tree): Likewise.
11917 * sel-sched-dump.c (debug_insn_rtx, debug_vinsn, debug_expr, debug_insn
11918 debug_av_set, debug_lv_set, debug_ilist, debug_blist,
11919 debug_insn_vector, debug_hard_reg_set, debug_mem_addr_value): Likewise.
11920 * ebitmap.c (debug_ebitmap): Likewise.
11921 * function.c (debug_find_var_in_block_tree): Likewise.
11922 * print-rtl.c (debug_rtx): Likewise.
11923 (debug_rtx_count): Likewise.
11924 (debug_rtx_list, debug_rtx_range, debug_rtx_find): Likewise.
11925 * stor-layout.c (debug_rli): Likewise.
11926 * ipa.c (debug_cgraph_node_set, debug_varpool_node_set): Likewise.
11927 * tree-data-ref.c (debug_data_references,
11928 debug_data_dependence_relations, debug_data_reference,
11929 debug_data_dependence_relation, debug_rdg_vertex,
11930 debug_rdg_component, debug_rdg): Likewise.
11931 * tree-affine.c (debug_aff): Likewise.
11932 * tree-dfa.c (debug_referenced_vars, debug_variable, debug_dfa_stats):
11934 * except.c (debug_eh_tree, verify_eh_tree): Likewise.
11935 * emit-rtl.c (verify_rtl_sharing): Likewise.
11936 * tree-ssa-pre.c (debug_pre_expr, debug_bitmap_set,
11937 debug_value_expressions): Likewise.
11938 * tree-ssa-live.c (debug_scope_block, debug_scope_blocks): Likewise.
11939 * sese.c (debug_rename_map, debug_ivtype_map): Likewise.
11940 * print-tree.c (debug_tree, debug_vec_tree): Likewise.
11941 * cfglayout.c (verify_insn_chain): Likewise.
11942 * graphite-clast-to-gimple.c (debug_clast_name_indexes,
11943 debug_clast_stmt, debug_generated_program): Likewise.
11944 * ggc-page.c (debug_print_page_list): Likewise.
11945 * tree-ssa-ter.c (debug_ter): Likewise.
11946 * graphite-dependences.c (debug_pddr): Likewise.
11947 * sched-deps.c (debug_ds): Likewise.
11948 * tree-ssa.c (verify_ssa): Likewise.
11949 * graphite-poly.c (debug_scattering_function, debug_iteration_domain,
11950 debug_scattering_functions, debug_iteration_domains, debug_pdr,
11951 debug_pdrs, debug_pbb_domain, debug_pbb, debug_scop_context,
11952 debug_scop, debug_cloog, debug_scop_params, debug_lst): Likewise.
11953 * tree-inline.c (debug_find_tree): Likewise.
11954 * graphite-ppl.c (debug_ppl_linear_expr, debug_ppl_polyhedron_matrix,
11955 debug_ppl_powerset_matrix): Likewise.
11956 * var-tracking.c (debug_dv): Likewise.
11957 * system.h (DEBUG_FUNCTION, DEBUG_VARIABLE): Define.
11958 * cfgloop.c (verify_loop_structure): Likewise.
11959 * plugin.c (dump_active_plugins, debug_active_plugins): Likewise.
11960 * c-common.c (verify_sequence_points): Likewise.
11961 * sched-rgn.c (debug_regions, debug_region, debug_candidate,
11962 debug_candidates, debug_rgn_dependencies): Likewise.
11963 * tree-ssa-structalias.c (debug_constraint, debug_constraints,
11964 * debug_constraint_graph, debug_solution_for_var,
11965 debug_sa_points_to_info): Likewise.
11966 * sched-vis.c (debug_insn_slim, debug_bb_slim, debug_bb_n_slim):
11968 * tree-cfg.c (debug_cfg_stats, verify_stmts, debug_function,
11969 debug_loops, debug_loop, debug_loop_num): Likewise.
11970 * passes.c (debug_pass): Likewise.
11971 (dump_properties): Likewise; add cfglayout property.
11972 (debug_properties): Likewise.
11973 * tree-ssa-reassoc.c (debug_ops_vector): Likewise.
11974 * varpool.c (debug_varpool): Likewise.
11975 * regcprop.c (debug_value_data): Likewise.
11976 * tree-ssa-operands.c (verify_imm_links, debug_immediate_uses,
11977 debug_immediate_uses_for): Likewise.
11979 2010-05-29 H.J. Lu <hongjiu.lu@intel.com>
11982 * Makefile.in (build/gencondmd.o): Remove TM_H := $(GTM_H).
11983 Filter out insn-flags.h.
11985 2010-05-29 Jan Hubicka <jh@suse.cz>
11987 * cgraph.h (struct varpool_node_set_def,
11988 struct cgraph_node_set_def): Remove unused AUX pointer.
11989 (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p): Use
11992 2010-05-29 Jan Hubicka <jh@suse.cz>
11994 PR middle-end/44324
11995 * ipa-cp.c (ipcp_insert_stage): Replace "clone" by "constprop".
11997 2010-05-29 Richard Guenther <rguenther@suse.de>
11999 * lto-streamer.c (cached_bp): New global variable.
12000 (bitpack_create): Return the cached bitpack, if available.
12001 (bitpack_delete): Clear and cache the bitpack, if appropriate.
12002 (bp_pack_value): Remove redundant asserts.
12004 2010-05-29 Sebastian Pop <sebastian.pop@amd.com>
12006 PR middle-end/44306
12007 * tree-if-conv.c (is_true_predicate): New.
12008 (is_predicated): Use is_true_predicate.
12009 (add_to_predicate_list): Same. Do not use unshare_expr.
12010 (add_to_dst_predicate_list): Same.
12012 2010-05-29 Sebastian Pop <sebastian.pop@amd.com>
12014 * tree-if-conv.c (add_to_dst_predicate_list): Do not use the ->aux
12016 (predicate_bbs): Same.
12017 (clean_predicate_lists): Same.
12018 (find_phi_replacement_condition): Do not AND the predicate from
12021 2010-05-29 H.J. Lu <hongjiu.lu@intel.com>
12024 * Makefile.in (build/gencondmd.o): Add a missing `\'.
12026 2010-05-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12029 config/pa/pa.md (negdf2_slow, negsf2_slow): New patterns.
12030 (negdf2): Adjust expander pattern and use negdf2_slow.
12031 (negsf2): Likewise.
12033 2010-05-29 Nathan Froyd <froydnj@codesourcery.com>
12035 * basic-block.h (struct control_flow_graph): Move last_label_uid field
12037 * df.h (struct df_base_ref): Move regno field up.
12038 * dwarf2out.c (struct dw_fde_struct): Move funcdef_number field down.
12039 * expr.h (struct separate_ops): Move location field up.
12040 * optabs.h (struct optab_d): Move libcall_basename field down.
12041 * config/i386/i386.c (struct ix86_frame): Move red_zone_size up.
12042 * config/i386/i386.h (struct machine_function): Convert call_abi field
12043 into a bitfield. Move cfa field to the end of the structure.
12045 2010-05-29 Jan Hubicka <jh@suse.cz>
12047 * varpool.c (varpool_get_node): Fix lookup.
12049 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
12051 * config/spu/spu-protos.h: Do not include rtl.h. Protect
12052 RTL specific prototypes with #ifdef RTX_CODE.
12053 * config/spu/spu-c.c: Include c-common.h instead of c-tree.h.
12054 * config/spu/t-spu-elf: Fix dependencies.
12056 * config/t-darwin (darwin-c.o): Remove C_TREE_H dependency.
12058 2010-05-29 Mike Stump <mikestump@comcast.net>
12061 * Makefile.in (build/gencondmd.o): Be sure to use GTM_H instead of
12062 TM_H when building to avoid dependency loops.
12064 2010-05-29 Jan Hubicka <jh@suse.cz>
12066 * cgraphunit.c (cgraph_materialize_clone): Only remove calles,
12067 refs and body; not the whole node for masters of materialized clones.
12069 2010-05-29 Mike Stump <mikestump@comcast.net>
12071 * config/rs6000/rs6000-c.c: Remove c-tree.h include.
12073 2010-05-29 Jan Hubicka <jh@suse.cz>
12075 * cgraph.c (clone_function_name): Take SUFFIX argument; export.
12076 (cgraph_create_virtual_clone): Take SUFFIX argument; udpate
12077 use of clone_function_name.
12078 * cgraph.h (cgraph_create_virtual_clone,
12079 cgraph_function_versioning): update prototypes.
12080 (clone_function_name): Declare.
12081 * ipa-cp.c (ipcp_insert_stage): Update call of
12082 cgraph_create_virtual_clone.
12083 * omp-low.c (create_omp_child_function_name): Use
12084 cgraph_create_virtual_clone.
12085 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix edges updating.
12086 (cgraph_function_versioning): Take SUFFIX argument; produce new name
12087 and make decl local.
12089 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
12091 * vec.h: Include statistics.h
12092 * Makefile.in: Introduce VEC_H. Replace all vec.h dependencies
12095 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
12097 * c-lex.c: Do not include c-tree.h.
12098 * c-pretty-print.c: Likewise.
12099 * c-opts.c: Likewise.
12100 * c-gimplify.c: Likewise.
12101 * c-common.c: Likewise.
12102 * c-dump.c: Likewise. Include c-common.h.
12104 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
12106 * c-common.h (GCC_DIAG_STYLE): Define earlier in the file,
12107 before including diagnostic-core.h.
12108 (c_cpp_error): New prototype moved from c-tree.h.
12109 Use ATTRIBUTE_GCC_DIAG instead of ATTRIBUTE_GCC_CDIAG.
12110 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Remove define.
12111 (pedwarn_c90, perwarn_c99): Use ATTRIBUTE_GCC_DIAG instead.
12112 (c_cpp_error): Prototype moved to c-common.h.
12113 * Makefile.in: Update dependency for C_COMMON_H.
12115 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
12117 * c-common.h: Add FIXME for awkward split of c_register_addr_space.
12118 * c-common.c (c_register_addr_space): Remove here.
12119 * c-decl.c (c_register_addr_space): Re-add here.
12121 2010-05-28 Mike Stump <mikestump@comcast.net>
12123 * config/darwin-c.c: Remove c-tree.h include.
12125 2010-05-28 Joseph Myers <joseph@codesourcery.com>
12127 * gcc.c: Include diagnostic.h.
12128 (error_count): Remove. All users changed to use errorcount.
12129 (programname): Remove. All users changed to use progname.
12130 (fancy_abort, internal_error, fatal_error, error, warning, inform,
12132 (execute): Don't include "Internal error" and bug reporting
12133 information in argument of internal_error call.
12134 (process_command): Don't increment error_count after calling
12136 (input_filename): Rename to gcc_input_filename. All users
12138 (main): Call diagnostic_initialize. Register delete_temp_files
12139 with atexit. Use seen_error to test for errors.
12140 * gcc.h: Include diagnostic-core.h.
12141 (fatal_error, error, warning): Remove.
12142 * Makefile.in (GCC_H): Add $(DIAGNOSTIC_CORE_H).
12143 (GCC_OBJS): Add diagnostic.o, pretty-print.o and input.o.
12144 (gcc.o): Update dependencies.
12146 2010-05-28 Jeff Law <law@redhat.com>
12148 * ira.c (ira_bad_reload_regno, ira_build_reload_regno_1): New
12150 * ira.h (ira_bad_reload_regno): Declare
12151 * reload1.c (allocate_reload_reg): Use ira_bad_reload_regno.
12153 * ira-color.c (update_curr_costs): Free updated hard reg costs.
12154 (ira_reassign_conflict_allocnos): Remove bogus asserts.
12155 (allocno_reload_assign): Likewise.
12157 2010-05-28 Nathan Froyd <froydnj@codesourcery.com>
12159 * tree-vect-stmts.c (vectorizable_assignment): Call build1 instead of
12162 2010-05-28 Richard Guenther <rguenther@suse.de>
12165 * lto-streamer-in.c (unpack_ts_fixed_cst_value_fields):
12166 Stream fixed-point constants mode.
12167 (unpack_ts_type_value_fields): Fix width of TYPE_MODE
12168 and TYPE_PRECISION.
12169 * lto-streamer-out.c (pack_ts_fixed_cst_value_fields):
12170 Stream fixed-point constants mode.
12171 (pack_ts_function_decl_value_fields): Fix width of TYPE_MODE
12172 and TYPE_PRECISION.
12174 2010-05-28 Sebastian Pop <sebastian.pop@amd.com>
12176 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Inlined in the
12177 only place it was called from.
12178 (number_of_latch_executions): Do not return chrec_dont_know when the
12179 may_be_zero is a runtime condition: instead, return a COND_EXPR
12180 including the may_be_zero condition.
12181 * cfgloop.h (struct loop): Add a note on COND_EXPRs to the comment
12183 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Handle
12186 2010-05-28 Sebastian Pop <sebastian.pop@amd.com>
12188 * tree-if-conv.c (replace_phi_with_cond_gimple_assign_stmt): Don't
12189 generate COND_EXPRs for degenerate_phi_result.
12191 2010-05-28 Sebastian Pop <sebastian.pop@amd.com>
12193 PR middle-end/44293
12194 * tree-if-conv.c (if_convertible_loop_p): Check the
12195 if-convertibility of phi nodes in non predicated BBs.
12197 2010-05-28 Joseph Myers <joseph@codesourcery.com>
12199 * gcc.c (error, warning, inform): Remove duplicate ": " in output.
12201 2010-05-28 Joseph Myers <joseph@codesourcery.com>
12204 * gcc.c (inform, warning, inform): New functions.
12205 (fatal_ice): Rename to internal_error; change cmsgid parameter to
12206 gmsgid. All callers changed.
12207 (notice): Rename to fnotice; add parameter fp. All callers changed.
12208 (fatal_error): Rename to fatal_signal. All users changed.
12209 (fatal): Rename to fatal_error; change cmsgid parameter to
12210 gmsgid. All callers changed.
12211 (process_command): Use warning instead of error for warnings.
12212 (end_going_arg): Don't use _() around argument of error.
12213 (do_spec_1): Use inform for message from %n specs. Use warning
12214 instead of error for warnings.
12215 (main): Use inform for comparison messages. Use warning for
12216 message about unused linker input.
12217 (error): Increment error_count. Print "error: ".
12218 * gcc.h (fatal): Change to fatal_error.
12219 (warning): Declare.
12220 * config/darwin-driver.c (darwin_default_min_version): Use warning
12221 instead of fprintf for warnings.
12222 * cppspec.c (lang_specific_driver): Use fatal_error instead of fatal.
12224 2010-05-28 Julian Brown <julian@codesourcery.com>
12226 * config/arm/thumb2.md (*thumb2_addsi3_compare0): New.
12227 (*thumb2_addsi3_compare0_scratch): New.
12228 * config/arm/constraints.md (Pv): New.
12229 * config/arm/arm.md (*addsi3_compare0): Remove FIXME comment. Use
12231 (*addsi3_compare0_scratch): Likewise.
12233 2010-05-28 Jan Hubicka <jh@suse.cz>
12235 * ipa-reference.c (add_static_var): Remove redundant all_module_statics
12237 (ipa_reference_write_optimization_summary): Call is_proper_for_analysis
12238 only on local statics.
12240 2010-05-28 Iain Sandoe <iains@gcc.gnu.org>
12242 * config.gcc (*-*-darwin*): Adjust t-make fragments for Darwin.
12244 2010-05-28 Maxim Kuvyrkov <maxim@codesourcery.com>
12247 * config/alpha/linux.h, config/rs6000/linux.h, config/rs6000/linux64.h
12248 (OPTION_GLIBC): Define.
12250 2010-05-28 Jakub Jelinek <jakub@redhat.com>
12253 * dwarf2out.c (double_int_type_size_in_bits): New function.
12254 (round_up_to_align): Change first argument and return value to
12256 (field_byte_offset): Work internally on double_ints.
12259 * builtins.c (expand_movstr): Use a temporary pseudo instead
12260 of target even when target is not NULL and not const0_rtx, but
12261 fails movstr predicate.
12262 * config/m32c/blkmov.md (movstr): Add predicate to first operand.
12264 2010-05-28 Joseph Myers <joseph@codesourcery.com>
12266 * final.c (rest_of_clean_state): Use %m in errors instead of
12268 * gengtype.c (read_input_list, close_output_files): Use xstrerror
12269 instead of strerror.
12270 * toplev.c (process_options): Use %m in errors instead of strerror
12272 * tree-dump.c (dump_begin): Use %m in errors instead of strerror
12275 2010-05-28 Uros Bizjak <ubizjak@gmail.com>
12277 * config/i386/i386.c (ix86_fn_abi_va_list): Make static.
12278 (ix86_canonical_va_list_type): Make static. Add declaration.
12279 (ix86_enum_va_list): Make static. Reindent.
12280 * config/i386/i386-protos.h (ix86_fn_abi_va_list): Remove declaration.
12281 (ix86_canonical_va_list_type): Ditto.
12282 (ix86_enum_va_list): Ditto.
12284 2010-05-28 Richard Guenther <rguenther@suse.de>
12286 * lto-wrapper.c (run_gcc): With -save-temps generate a
12287 user-visible ltrans filename. Fixup ltrans unit numbering.
12289 2010-05-28 Kai Tietz <kai.tietz@onevision.com>
12291 * c-common.c (c_common_nodes_and_builtins): Replace use
12292 of TARGET_ENUM_VA_LIST by target hook enum_va_list.
12293 * config/i386/i386.c (TARGET_ENUM_VA_LIST_P): Hook
12294 to ix86_enum_va_list.
12295 * config/i386/i386.h (TARGET_ENUM_VA_LIST): Removed.
12296 * doc/tm.texi (TARGET_ENUM_VA_LIST): Removed.
12297 (TARGET_ENUM_VA_LIST_P): Add hook description.
12298 * target-def.h (TARGET_ENUM_VA_LIST_P): Added.
12299 * target.h (gcc_target): Add enum_va_list hook.
12302 * config/i386/t-cygming: Adjust header dependencies for winnt-cxx.c.
12303 * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Remove undefine.
12304 * config/i386/winnt.c (IN_GCC_FRONTEND): Likewise.
12306 2010-05-28 Alan Modra <amodra@gmail.com>
12309 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
12310 emit_library_call machinery to set up __tls_get_addr calls.
12312 2010-05-28 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12314 * config/s390/s390.md (movqi): Fix typo ('*' -> '#').
12316 2010-05-28 Dodji Seketeli <dodji@redhat.com>
12318 Revert fix for PR c++/44188
12319 * c-common.c (is_typedef_decl): Revert the moving of this
12321 * tree.c (is_typedef_decl): ... here.
12322 (typdef_variant_p): Revert the moving of this definition
12323 here from gcc/cp/tree.c.
12324 * c-common.h (is_typedef_decl): Revert the moving of this
12326 * tree.h (is_typedef_decl): ... here.
12327 (typedef_variant_p): Revert the moving of this declaration here
12328 from gcc/cp/cp-tree.h
12329 * dwarf2out.c (is_naming_typedef_decl): Revert this new function.
12330 (gen_tagged_type_die): Revert the splitting out of ...
12331 (gen_type_die_with_usage): ... this function. Revert the anonymous
12332 tagged type handling.
12333 (gen_typedef_die): Revert emitting DW_TAG_typedef for
12334 typedefs naming anonymous tagged types.
12336 2010-05-28 Segher Boessenkool <segher@kernel.crashing.org>
12338 * config/rs6000/rs6000-modes.def (PSImode): Delete.
12340 2010-05-28 Segher Boessenkool <segher@kernel.crashing.org>
12342 * config/rs6000/constraints.md ("z" constraint): Change to CA_REGS.
12343 * config/rs6000/predicates.md: Change XER_REGNO_P to CA_REGNO_P
12345 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Change
12347 Change XER_REGNO_P to CA_REGNO_P, XER_REGNO to CA_REGNO, and
12348 XER_REGS to CA_REGS throughout.
12349 * config/rs6000/rs6000.h: Same.
12350 (ADDITIONAL_REGISTER_NAMES): Add "xer".
12351 * config/rs6000/rs6000.md: Change XER_REGNO to CA_REGNO. Document
12352 that mode_iterator "P" is the size for arithmetic carries as well.
12353 * doc/md.texi (rs6000 section, "z" constraint): Fix documentation.
12355 2010-05-28 Jakub Jelinek <jakub@redhat.com>
12358 * combine.c (struct rtx_subst_pair): Define unconditionally.
12359 (propagate_for_debug_subst): Likewise. If not AUTO_INC_DEC,
12360 copy_rtx pair->to instead of cleanup_auto_inc_dec it.
12361 Call make_compound_operation on pair->to.
12362 (propagate_for_debug): Don't call make_compound_operation here.
12363 Always use simplify_replace_fn_rtx.
12365 2010-05-27 Sterling Augustine <sterling@tensilica.com>
12367 * doc/invoke.texi (xtensa options): Add -mforce-no-pic.
12368 * config/xtensa/xtensa.c (override_options): Check
12369 TARGET_FORCE_NO_PIC and set flag_pic.
12370 * config/xtensa/xtensa.opt: Document -mforce-no-pic
12372 2010-05-27 Kai Tietz <kai.tietz@onevision.com>
12375 * config/i386/winnt.c (IN_GCC_FRONTEND): Undefine.
12376 * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Likewise.
12378 2010-05-27 Joseph Myers <joseph@codesourcery.com>
12380 * diagnostic-core.h: New. Contents moved from diagnostic.h and
12382 * diagnostic.c: Don't include toplev.h.
12383 (progname): Define. Moved from toplev.c.
12384 (seen_error): New function.
12385 * diagnostic.h: Include diagnostic-core.h.
12386 (diagnostic_t, emit_diagnostic): Don't declare here.
12387 * toplev.c (progname): Move to toplev.c.
12388 (emit_debug_global_declarations, compile_file, finalize,
12389 do_compile, toplev_main): Use seen_error.
12390 * toplev.h: Include diagnostic-core.h.
12391 (trim_filename, GCC_DIAG_STYLE, ATTRIBUTE_GCC_DIAG,
12392 internal_error, warning, warning_at, error, error_n, error_at,
12393 fatal_error, pedwarn, permerror, sorry, inform, inform_n,
12394 verbatim, fnotice, progname): Move to diagnostic-core.h.
12395 * builtins.c: Include diagnostic-core.h instead of diagnostic.h.
12396 (expand_builtin_expect): Use seen_error.
12397 * c-decl.c: Include diagnostic-core.h instead of diagnostic.h.
12398 (c_make_fname_decl, c_write_global_declarations): Use seen_error.
12399 * c-format.c: Include diagnostic-core.h instead of diagnostic.h.
12400 * c-gimplify.c: Include diagnostic-core.h instead of diagnostic.h.
12401 * c-lang.c: Include diagnostic-core.h instead of diagnostic.h.
12402 * c-lex.c (c_lex_with_flags, interpret_float): Don't increment
12403 errorcount for errors.
12404 * c-opts.c (c_common_finish): Use seen_error.
12405 * cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
12406 * cgraphunit.c (verify_cgraph_node, verify_cgraph,
12407 cgraph_output_pending_asms, cgraph_optimize): Use seen_error.
12408 * coverage.c: Include diagnostic-core.h instead of diagnostic.h.
12409 (get_coverage_counts): Use seen_error.
12410 * dwarf2out.c (dwarf2out_finish): Use seen_error.
12411 * gimplify.c (gimplify_var_or_parm_decl, gimple_push_cleanup,
12412 gimplify_body): Use seen_error.
12413 * ipa-inline.c (cgraph_early_inlining): Use seen_error.
12414 * ipa-pure-const.c (gate_pure_const): Use seen_error.
12415 * ipa-reference.c (gate_reference): Use seen_error.
12416 * jump.c: Include diagnostic-core.h instead of diagnostic.h.
12417 * lambda-code.c: Include diagnostic-core.h instead of
12419 * lto-cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
12420 * lto-compress.c: Include diagnostic-core.h instead of
12422 * lto-section-in.c: Include diagnostic-core.h instead of
12424 * lto-streamer-out.c: Include diagnostic-core.h instead of
12426 * lto-streamer.c: Include diagnostic-core.h instead of
12428 (gate_lto_out): Use seen_error.
12429 * matrix-reorg.c: Include diagnostic-core.h instead of
12431 * omega.c: Include diagnostic-core.h instead of diagnostic.h.
12432 * omp-low.c: Include diagnostic-core.h instead of diagnostic.h.
12433 (gate_expand_omp, lower_omp_1): Use seen_error.
12434 * passes.c: Include diagnostic-core.h instead of diagnostic.h.
12435 (rest_of_decl_compilation, rest_of_type_compilation,
12436 gate_rest_of_compilation, ipa_write_summaries): Use seen_error.
12437 * tree-cfg.c (label_to_block_fn): Use seen_error.
12438 * tree-inline.c (optimize_inline_calls): Use seen_error.
12439 * tree-mudflap.c (mudflap_finish_file): Use
12441 * tree-optimize.c (gate_all_optimizations,
12442 gate_all_early_local_passes, gate_all_early_optimizations): Use
12444 * tree-ssa-structalias.c (gate_ipa_pta): Use seen_error.
12445 * varpool.c: Include diagnostic-core.h instead of diagnostic.h.
12446 (varpool_remove_unreferenced_decls,
12447 varpool_assemble_pending_decls): Use seen_error.
12448 * Makefile.in (DIAGNOSTIC_CORE_H): Define.
12449 (TOPLEV_H, DIAGNOSTIC_H): Update.
12450 (c-decl.o, c-lang.o, c-format.o, lto-compress.o, lto-cgraph.o,
12451 lto-streamer-out.o, lto-section-in.o, lto-streamer.o,
12452 c-gimplify.o, omp-low.o, omega.o, diagnostic.o, passes.o,
12453 builtins.o, jump.o, cgraph.o, varpool.o, matrix-reorg.o,
12454 coverage.o, lambda-code.o): Update dependencies.
12456 2010-05-25 Dodji Seketeli <dodji@redhat.com>
12459 * c-common.c (is_typedef_decl): Move this definition ...
12460 * tree.c (is_typedef_decl): ... here.
12461 (typdef_variant_p): Move definition here from gcc/cp/tree.c.
12462 * c-common.h (is_typedef_decl): Move this declaration ...
12463 * tree.h (is_typedef_decl): ... here.
12464 (typedef_variant_p): Move declaration here from gcc/cp/cp-tree.h
12465 * dwarf2out.c (is_naming_typedef_decl): New function.
12466 (gen_tagged_type_die): Split out of ...
12467 (gen_type_die_with_usage): ... this function. When an anonymous
12468 tagged type is named by a typedef, make sure a DW_TAG_typedef DIE
12469 is emitted for the typedef.
12470 (gen_typedef_die): Emit DW_TAG_typedef also for typedefs naming
12471 anonymous tagged types.
12473 2010-05-27 Jason Merrill <jason@redhat.com>
12475 * print-tree.c (debug_vec_tree): New fn.
12476 (print_vec_tree): New fn.
12477 * tree.h: Declare them.
12478 * gdbinit.in (pvt): New command.
12480 * print-tree.c (print_node) [TREE_VEC]: Print elements normally.
12482 * gdbinit.in (pdd): New command.
12484 2010-05-27 Jan Hubicka <jh@suse.cz>
12486 * ipa-inline.c (cgraph_estimate_size_after_inlining): Make inline.
12487 (update_caller_keys): Return early if there are no callers;
12488 only update fibheap when decresing the key.
12489 (update_callee_keys): Avoid recursion.
12490 (decide_inlining_of_small_functions): When badness does not match;
12491 re-insert into fibheap.
12493 2010-05-27 Steven Bosscher <steven@gcc.gnu.org>
12495 * Makefile.in (ALL_CFLAGS): Add file-specific CFLAGS.
12496 (ALL_HOST_FRONTEND_OBJS): New, for all front-end specific objects.
12497 (ALL_HOST_BACKEND_OBJS): New, for all backend and target objects.
12498 (ALL_HOST_OBJS): Now a union of the above two.
12499 <section "Language makefile fragments">: Add -DIN_GCC_FRONTEND for
12500 all files in ALL_HOST_FRONTEND_OBJS.
12501 * system.h: Poison GCC_RTL_H if IN_GCC_FRONTEND is defined.
12503 * c-common.c: Pretend to be a backend file by undefining
12504 IN_GCC_FRONTEND (still need rtl.h here).
12506 2010-05-27 Jan Hubicka <jh@suse.cz>
12508 * cgraph.h (struct cgraph_node): Mark former_clone_of by GTY ((skip)).
12509 * cgraphunit.c (clone_of_p): Compile only when checking is enabled.
12511 2010-05-27 Jan Hubicka <jh@suse.cz>
12513 * sched-ebb.c: Rename struct deps to struct deps_desc.
12515 * sel-sched-ir.c: Likewise.
12516 * sched-deps.c: Likewise.
12517 * sched-int.h: Likewise.
12518 * sched-rgn.c: Likewise.
12520 2010-05-27 Jon Beniston <jon@beniston.com>
12523 * config/lm32/lm32.h: Remove definition of
12524 GO_IF_MODE_DEPENDENT_ADDRESS. Update copyright year.
12526 2010-05-27 Eric Botcazou <ebotcazou@adacore.com>
12529 * dwarf2out.c (dwarf2out_begin_prologue): Fix nits in sorry message.
12531 2010-05-27 Richard Guenther <rguenther@suse.de>
12533 PR tree-optimization/44284
12534 * tree-vect-stmts.c (vectorizable_assignment): Handle
12535 sign-changing conversions as simple copy.
12537 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
12539 * gthr-posix.h (pthread_cancel): Don't declare if compiling against
12541 (__gthread_active_p): Check for pthread_create if compiling against
12544 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
12546 Support compilation for Android platform. Reimplement -mandroid.
12548 * config.gcc (*linux*): Include linux-android.h and linux-android.opt.
12549 (*android*): Set ANDROID_DEFAULT.
12550 (arm*-*-linux*): Include linux-android.h.
12551 (arm*-*-eabi*): Don't include previous -mandroid implementation.
12552 * config/arm/eabi.h: Remove, move Android-specific parts ...
12553 * config/linux-android.h: ... here. New file.
12554 * config/arm/eabi.opt: Rename to ...
12555 * config/linux-android.opt: ... this.
12556 (mandroid): Allow -mno-android option. Initialize based on
12558 * config/linux.h (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC, LIB_SPEC):
12559 Move logic to corresponding LINUX_TARGET_* macros.
12560 (TARGET_OS_CPP_BUILTINS): Define __ANDROID__, when appropriate.
12561 * config/linux-eabi.h (LINK_SPEC, CC1_SPEC, CC1PLUS_SPEC, LIB_SPEC,)
12562 (STARTFILE_SPEC, ENDFILE_SPEC): Define to choose between Linux and
12563 Android definitions.
12564 (LINUX_TARGET_OS_CPP_BUILTINS): Define __ANDROID__ if TARGET_ANDROID.
12565 * doc/invoke.texi (-mandroid, -tno-android-cc, -tno-android-ld):
12568 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
12570 Add support for Bionic C library
12572 * config.gcc (LIBC_GLIBC, LIBC_BIONIC, LIBC_UCLIBC): New tm_define
12574 (DEFAULT_LIBC): New tm_define macro set to one of LIBC_*.
12575 (bfin*-uclinux, moxie-*-uclinux*, m68k-*-uclinux*): Update.
12577 * config/linux.h (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC): Define.
12578 (LINUX_TARGET_OS_CPP_BUILTINS): Define __gnu_linux__ only for GLIBC.
12579 (CHOOSE_DYNAMIC_LINKER1, CHOOSE_DYNAMIC_LINKER): Make it easier
12580 to support multiple C libraries. Handle Bionic.
12581 (BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,)
12582 (BIONIC_DYNAMIC_LINKER64): Define.
12583 (LINUX_DYNAMIC_LINKER, LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64):
12585 (TARGET_HAS_SINCOS): Enable for Bionic.
12587 * config/linux.opt: Rewrite to handle more than 2 C libraries. Make
12588 the last option specified on command line take effect.
12589 (linux_uclibc): Rename to linux_libc, initialize using DEFAULT_LIBC.
12591 (mglibc, muclibc): Update.
12593 * config/alpha/linux-elf.h, config/rs6000/linux64.h,
12594 * config/rs6000/sysv4.h (CHOOSE_DYNAMIC_LINKER): Update to use
12597 * doc/invoke.texi (-mglibc, -muclibc): Update.
12598 (-mbionic): Document.
12600 2010-05-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12602 * c-common.h (c_register_addr_space): Add prototype.
12603 (ADDR_SPACE_KEYWORD): Remove.
12604 * c-common.c (c_register_addr_space): New function.
12605 (c_addr_space_name): Reimplement.
12606 (c_common_reswords): Do not include TARGET_ADDR_SPACE_KEYWORDS.
12608 * config/spu/spu.h (TARGET_ADDR_SPACE_KEYWORDS): Remove.
12609 (REGISTER_TARGET_PRAGMAS): Call c_register_addr_space.
12611 * doc/tm.texi (Named Address Spaces): Mention c_register_addr_space.
12612 Remove TARGET_ADDR_SPACE_KEYWORDS.
12614 2010-05-27 Joseph Myers <joseph@codesourcery.com>
12616 * input.c: New file.
12617 * input.h (main_input_filename): Move declaration to toplev.h.
12618 * toplev.c (input_location, line_table): Move to input.c
12619 * toplev.h (main_input_filename): Move declaration from input.h.
12620 * tree.c (expand_location): Move to input.c.
12621 * Makefile.in (OBJS-common): Add input.o.
12622 (input.o): Add dependencies.
12624 2010-05-27 Richard Guenther <rguenther@suse.de>
12626 * lto-wrapper.c (maybe_unlink_file): Ignore unlink failure
12627 for non-existant files.
12628 (fork_execute): Mark args_name file as deleted.
12630 2010-05-27 Kai Tietz <kai.tietz@onevision.com>
12633 * c-lex.c (narrowest_unsigned_type): Check for NULL_TREE.
12634 (narrow_signed_type): Likewise.
12636 2010-05-26 Jan Hubicka <jh@suse.cz>
12638 * cgraphunit.c (verify_cgraph_node): Do checking that DECL match
12639 edge only when checking is enabled; check using former_clone_of;
12640 check inline clones too.
12641 (cgraph_materialize_clone): Record former_clone_of pointer.
12642 (cgraph_redirect_edge_call_stmt_to_callee): Assert that we are not
12643 combining redirections; dump args_to_skip bitmap
12644 (cgraph_materialize_all_clones): Do no redirection here.
12645 * ipa-inline.c (inline_transform): Do redirection here.
12646 * cgraph.h (struct cgraph_node): Add former_clone_of filed (enabled
12649 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
12651 * config/avr/avr-c.c: Do not include regs.h.
12652 Include cpplib.h for cpp_define and tree.h for c-common.h.
12653 * config/avr/avr-devices.c (avr_mcu_types): Fix initializer.
12654 * config/avr/t-avr: Fix dependencies for avr-c.o.
12656 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
12658 * explow.c (set_stack_check_libfunc): Adjust to accept name as a
12659 string instead of SYMBOL_REF rtx.
12660 * rtl.h (set_stack_check_libfunc): Move prototype from here...
12661 * libfuncs.h: ...to here. Adjust for explow.c change.
12663 2010-05-26 Joseph Myers <joseph@codesourcery.com>
12665 * pretty-print.c: Don't include ggc.h.
12666 (identifier_to_locale_alloc, identifier_to_locale_free): Define.
12667 (identifier_to_locale): Use them for allocation.
12668 * pretty-print.h (identifier_to_locale_alloc,
12669 identifier_to_locale_free): Declare.
12670 * toplev.c (alloc_for_identifier_to_locale): New.
12671 (general_init): Set identifier_to_locale_alloc and
12672 identifier_to_locale_free.
12673 * Makefile.in (pretty-print.o): Update dependencies.
12675 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
12677 * gimple.c (gimple_types_compatible_p): Return 0 for aggregate and
12678 pointer types if they have different alignment or mode.
12680 2010-05-26 Anatoly Sokolov <aesok@post.ru>
12682 * config/sparc/sparc.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
12683 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
12684 * config/sparc/sparc-protos.h (function_value): Remove declaration.
12685 * config/sparc/sparc.c (sparc_function_value, sparc_libcall_value,
12686 sparc_function_value_regno_p): New functions.
12687 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
12688 TARGET_FUNCTION_VALUE_REGNO_P): Define.
12689 (function_value): Rename to...
12690 (sparc_function_value_1): ... this. Make static. Change 'incoming_p'
12691 argument to 'outgoing'.
12692 (function_arg_record_value, function_arg_union_value,
12693 function_arg_vector_value): Update comment.
12695 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
12697 * dwarf2out.c (struct dw_fde_struct): Reorder flags.
12698 (fde_needed_for_eh_p): New predicate.
12699 (output_call_frame_info): Use it throughout to decide whether FDEs
12700 are needed for EH purpose.
12701 (dwarf2out_begin_prologue): Reorder assignments.
12703 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
12705 * tree-if-conv.c (if_convertible_gimple_assign_stmt_p): Do not
12706 special case loop->header.
12707 (is_predicated): New.
12708 (if_convertible_loop_p): Call it.
12710 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
12712 * tree-if-conv.c (add_to_dst_predicate_list): Do not pass a statemet
12713 iterator in parameter. Do not generate code during the analysis.
12714 (tree_if_convert_cond_stmt): Removed.
12715 (tree_if_convert_stmt): Removed.
12716 (predicate_bbs): New.
12717 (if_convertible_loop_p): Call predicate_bbs.
12718 (tree_if_conversion): Simplify the top-level logic as predicate_bbs
12719 now contains all the analysis part.
12721 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
12723 * tree-if-conv.c (tree_if_convert_cond_stmt): Do not remove
12724 statements in the analysis part.
12725 (tree_if_convert_stmt): Update comment.
12726 (remove_conditions_and_labels): New.
12727 (combine_blocks): Call remove_conditions_and_labels.
12728 (tree_if_conversion): Update comment.
12730 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
12732 * tree-if-conv.c (if_convertible_bb_p): Don't handle BBs with more
12733 than 2 predecessors or more than 2 successors.
12735 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
12737 * tree-if-conv.c (if_convertible_loop_p): Avoid if-conversion
12738 of loops in which the data dependence analysis fails.
12740 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
12742 * tree-if-conv.c (if_convertible_loop_p): Do not compute/free
12743 CDI_POST_DOMINATORS.
12744 (tree_if_conversion): Same.
12746 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
12748 * tree-if-conv.c (tree_if_conversion): Do not return a bool.
12750 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
12752 * tree-if-conv.c: Update copyright years. Fix comments.
12755 2010-05-26 Kai Tietz <kai.tietz@onevision.com>
12757 * builtin-types.def (BT_INT128): New primitive type.
12758 (BT_UINT128): Likewise.
12759 * c-common.c (c_common_r): Add __int128 keyword.
12760 (c_common_type_for_size): Handle __int128.
12761 (c_common_type_for_mode): Likewise.
12762 (c_common_signed_or_unsigned_type): Likewise.
12763 (c_common_nodes_and_builtins): Add builtin type
12764 if target supports 128-bit integer scalar.
12765 * c-common.h (enum rid): Add RID_INT128.
12766 * c-cppbuiltin.c (c_cpp_builtins): Define __SIZEOF_INT128__
12767 if target supports 128-bit integer scalar.
12768 * c-decl.c (declspecs_add_type): Handle new keyword __int128.
12769 (finish_declspecs): Likewise.
12770 * c-parser.c (c_token_starts_typename): Handle RID_INT128.
12771 (c_token_starts_declspecs): Likewise.
12772 (c_parser_declspecs): Likewise.
12773 (c_parser_attributes): Likewise.
12774 (c_parser_objc_selector): Likewise.
12775 * c-pretty-print.c (pp_c_integer_constant): Handle __int128.
12776 * c-tree.h (enum c_typespec_keyword): Add cts_int128.
12777 * gimple.c (gimple_signed_or_unsigned_type): Handle int128 types.
12778 * tree.c (make_or_reuse_type): Likewise.
12779 (make_unsigned_type): Likewise.
12780 (build_common_tree_nodes_2): Likewise.
12781 * tree.h (enum integer_type_kind): Add itk_int128 and
12782 itk_unsigned_int128.
12783 (int128_integer_type_node): New define.
12784 (int128_unsigned_type_node): New define.
12785 * doc/extend.texi: Add documentation about __int128 type.
12787 2010-05-26 Richard Guenther <rguenther@suse.de>
12789 * tree-ssa-sccvn.c (copy_nary): Adjust.
12790 (copy_phis): Rename to ...
12791 (copy_phi): ... this. Adjust.
12792 (copy_references): Rename to ...
12793 (copy_reference): ... this. Adjust.
12794 (process_scc): Use HTAB_FOR_EACH_ELEMENT to insert the
12795 result into the valid table.
12797 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
12799 * config/spu/spu-c.c: Do not include function.h, rtl.h, expr.h,
12800 insn-config.h, insn-codes.h, recog.h, and optabs.h.
12802 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12804 * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Remove.
12806 2010-05-26 Richard Guenther <rguenther@suse.de>
12808 * opts.c (common_handle_option): Handle OPT_Ofast.
12810 2010-05-26 Joseph Myers <joseph@codesourcery.com>
12812 * diagnostic.c: Don't include opts.h.
12813 (permissive_error_option): Define.
12814 (diagnostic_initialize): Take n_opts parameter. Allocate memory
12815 for classify_diagnostic. Don't use memset for
12816 classify_diagnostic. Initialize new and recently added fields.
12817 (diagnostic_classify_diagnostic): Use context->n_opts instead of
12819 (diagnostic_report_diagnostic): Pass context parameter to
12820 diagnostic_report_warnings_p. Use option_enabled and option_name
12821 hooks from context.
12822 (emit_diagnostic): Use permissive_error_option.
12823 (permerror): Likewise.
12824 * diagnostic.h: Don't include options.h.
12825 (struct diagnostic_context): Add n_opts, opt_permissive,
12826 inhibit_warnings, warn_system_headers, option_enabled and
12827 option_name fields. Change classify_diagnostic to a pointer.
12828 * opts-diagnostic.h: New file.
12829 * opts.c: Include opts-diagnostic.h.
12830 (common_handle_option): Set global_dc fields for -Wfatal-errors,
12831 -Wsystem-headers, -fshow-column, -pedantic-errors and -w.
12832 (option_name): New function.
12833 * c-opts.c (c_common_init_options): Set global_dc->opt_permissive.
12834 (c_common_handle_option): Set global_dc->permissive for
12836 * c-common.c (c_cpp_error): Save and restore
12837 global_dc->warn_system_headers, not variable warn_system_headers.
12838 * toplev.c: Include opts-diagnostic.h.
12839 (general_init): Update call to diagnostic_initialize. Set
12840 global_dc->show_column, global_dc->option_enabled and
12841 global_dc->option_name.
12842 (process_options): Don't set global_dc fields here.
12843 * Makefile.in (DIAGNOSTIC_H): Remove options.h.
12844 (diagnostic.o, opts.o, toplev.o): Update dependencies.
12846 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
12848 * config/picochip/picochip.md (movsi): Split a movsi from a
12849 const after reload.
12851 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12853 * ggc-zone.c: Update copyright year.
12854 (poison_region): Mark memory for Valgrind as undefined before
12855 memset () call and inaccessible afterwards.
12856 (ggc_pch_total_size): Change type of i to int.
12858 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12860 * ggc-common.c (ggc_free_overhead): Allow empty slot.
12862 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12864 * ggc-common.c: Update copyright year.
12865 (ggc_rlimit_bound): Remove prototype. Compile only if
12866 !ENABLE_GC_CHECKING && !ENABLE_GC_ALWAYS_COLLECT.
12867 (ggc_min_heapsize_heuristic): Compile only if !ENABLE_GC_CHECKING
12868 && !ENABLE_GC_ALWAYS_COLLECT. Make static.
12869 (ggc_min_heapsize_heuristic): Likewise.
12871 2010-05-26 Richard Guenther <rguenther@suse.de>
12873 PR rtl-optimization/44164
12874 * tree-ssa-alias.c (aliasing_component_refs_p): Fix the
12875 no-common access-path disambiguation.
12876 (indirect_ref_may_alias_decl_p): Adjust.
12877 (indirect_refs_may_alias_p): Likewise.
12878 (refs_may_alias_p_1): Likewise.
12880 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
12882 * c-typeck.c: Do not include expr.h.
12884 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
12886 * rtl.h (decl_default_tls_model): Move prototype from here...
12887 * output.h: ...to here.
12888 * c-decl.c: Do not include rtl.h.
12889 * c-pragma.c: Likewise.
12890 * c-parser.c: Likewise.
12891 * c-gimplify.c: Likewise. And also not hard-reg-set.
12892 * c-common.c: Do not include rtl.h. Include tm_p.h and add a
12893 FIXME note for it. Add a FIXME note for expr.h.
12894 * config/i386/i386-protos.h (ix86_enum_va_list, ix86_fn_abi_va_list,
12895 ix86_canonical_va_list_type): Make visible even if RTX_CODE is not
12898 2010-05-26 Jakub Jelinek <jakub@redhat.com>
12901 * config/rs6000/rs6000.c (rs6000_emit_epilogue): If cfun->calls_alloca
12902 or total_size is larger than red zone size for non-V4 ABI, emit a
12903 stack_tie resp. frame_tie insn before stack pointer restore.
12904 * config/rs6000/rs6000.md (frame_tie): New insn.
12906 2010-05-25 Eric Botcazou <ebotcazou@adacore.com>
12908 * function.h (struct function): Add can_throw_non_call_exceptions bit.
12909 * lto-streamer-in.c (input_function): Stream it in.
12910 * lto-streamer-out.c (output_function): Stream it out.
12911 * function.c (allocate_struct_function): Set it.
12912 (expand_function_end): Substitute cfun->can_throw_non_call_exceptions
12913 for flag_non_call_exceptions.
12914 * cfgbuild.c (control_flow_insn_p): Likewise.
12915 (make_edges): Likewise.
12916 * cfgexpand.c (expand_stack_alignment): Likewise.
12917 * combine.c (distribute_notes): Likewise.
12918 * cse.c (cse_extended_basic_block): Likewise.
12919 * except.c (insn_could_throw_p): Likewise.
12920 * gcse.c (simple_mem): Likewise.
12921 * ipa-pure-const.c (check_call): Likewise.
12922 (check_stmt ): Likewise.
12923 * lower-subreg.c (lower-subreg.c): Likewise.
12924 * optabs.c (emit_libcall_block): Likewise.
12925 (prepare_cmp_insn): Likewise.
12926 * postreload-gcse.c (eliminate_partially_redundant_loads): Likewise.
12927 * postreload.c (rest_of_handle_postreload): Likewise.
12928 * reload1.c (reload_as_needed): Likewise.
12929 (emit_input_reload_insns): Likewise.
12930 (emit_output_reload_insns): Likewise.
12931 (fixup_abnormal_edges): Likewise.
12932 * sel-sched-ir.c (init_global_and_expr_for_insn): Likewise.
12933 * store-motion.c (find_moveable_store): Likewise.
12934 * tree-eh.c (stmt_could_throw_p): Likewise.
12935 (tree_could_throw_p): Likewise.
12936 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12937 * config/arm/arm.c (arm_expand_prologue): Likewise.
12938 (thumb1_expand_prologue): Likewise.
12939 * config/rx/rx.md (cbranchsf4): Likewise.
12941 * config/s390/s390.c (s390_emit_prologue): Likewise.
12942 * tree-inline.c (initialize_cfun): Copy can_throw_non_call_exceptions.
12943 (inline_forbidden_into_p): New predicate.
12944 (expand_call_inline): Use it to forbid inlining.
12945 (tree_can_inline_p): Likewise.
12947 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
12949 * config/i386/i386-c.c: Do not include rtl.h.
12950 * config/i386/t-i386: Update dependencies.
12952 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
12954 * attribs.c: Do not include rtl.h.
12955 * Makefile.in: Update dependencies.
12957 2010-05-25 Anatoly Sokolov <aesok@post.ru>
12959 * double-int.h (double_int_and): New.
12960 * combine.c (try_combine): Clean up, use double_int_* and
12961 immed_double_int_const functions.
12963 2010-05-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12965 * configure.ac (gcc_cv_as_ld_jalr_reloc): Redirect grep stdout,
12966 stderr to /dev/null instead of grep -q.
12967 * configure: Regenerate.
12969 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
12971 * Makefile.in (EXCEPT_H): Fix typo.
12973 2010-05-25 Vladimir Makarov <vmakarov@redhat.com>
12975 * ira-build.c (update_conflict_hard_reg_costs): New.
12976 (ira_build): Call update_conflict_hard_reg_costs.
12978 2010-05-25 Jakub Jelinek <jakub@redhat.com>
12981 * var-tracking.c (find_loc_in_1pdv): Guard asserts with
12983 (intersect_loc_chains): Walk the s2var's loc_chain together
12984 with s1node chain as long as the locations are equal, don't
12985 call find_loc_in_1pdv in that case.
12988 * tree-inline.c (remap_decls): Remap DECL_VALUE_EXPR here...
12989 (copy_bind_expr): ... instead of here.
12990 (copy_tree_body_r): If id->remapping_type_depth clear TREE_BLOCK
12991 if the block hasn't been remapped.
12992 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): When
12993 emitting concrete instance of abstract VLA, add DW_AT_type attribute.
12995 2010-05-25 Richard Guenther <rguenther@suse.de>
12997 PR middle-end/44069
12998 * gimple-fold.c (maybe_fold_stmt_addition): Avoid generating
12999 out-of-bounds array accesses.
13001 2010-05-25 Richard Guenther <rguenther@suse.de>
13003 * lto-wrapper.c (nr, input_names, output_names, makefile): Globalize.
13004 (lto_wrapper_exit): Unlink all LTRANS temporary files on error.
13005 (run_gcc): Re-organize to make cleanup easier.
13007 2010-05-25 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13009 * config/s390/s390.c (optimization_options): Fix and move the
13010 flag_prefetch_loop_arrays override ...
13011 (override_options): ... here.
13013 2010-05-25 Joseph Myers <joseph@codesourcery.com>
13015 * diagnostic.c: Don't include plugin.h.
13016 (diagnostic_report_diagnostic): Don't handle plugins specially
13017 here. Pass context to internal_error callback.
13018 * diagnostic.h (struct diagnostic_context): Add context parameter
13019 to internal_error callback.
13020 * plugin.c (warn_if_plugins, plugins_internal_error_function): New.
13021 * plugin.h (struct diagnostic_context): Declare.
13022 (warn_if_plugins, plugins_internal_error_function): Declare.
13023 * toplev.c (general_init): Set global_dc->internal_error.
13024 * Makefile.in (diagnostic.o): Update dependencies.
13026 2010-05-25 Iain Sandoe <iains@gcc.gnu.org>
13028 * config/rs6000/darwin64.h: Update DARWIN_ARCH_SPEC.
13029 * config/rs6000/t-darwin64: New.
13030 * config.gcc (powerpc64-*-darwin*): Use darwin.opts, t-darwin64,
13033 2010-05-25 Christian Borntraeger <borntraeger@de.ibm.com>
13036 * tree-ssa-loop-prefetch.c: Fix logic for step calculation to
13037 match the original (and intended) behaviour before r159557. This
13038 changeset changed a=a+b*c to a=(a+b)*b which was obviously wrong
13041 2010-05-25 Richard Guenther <rguenther@suse.de>
13043 * doc/invoke.texi: Document -Ofast.
13044 * target.h (struct gcc_target): Add handle_ofast.
13045 * target-def.h (TARGET_HANDLE_OFAST): Add.
13046 (TARGET_INITIALIZER): Adjust.
13047 * opts.c (decode_options): Handle -Ofast. Enable -ffast-math with it.
13048 * common.opt (Ofast): Add.
13050 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
13052 * doc/tm.texi (STORE_FLAG_VALUE): Do not refer to sCC patterns.
13053 * doc/md.texi (cstoreXX4): Update for cond-optab changes.
13055 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
13058 * optabs.c (prepare_float_lib_cmp): Allow reversing the comparison
13059 even if !FLOAT_LIB_COMPARE_RETURNS_BOOL. Always compute true_rtx and
13060 false_rtx. Use false_rtx to compute the correct *ptest for reversed
13061 comparisons for which !FLOAT_LIB_COMPARE_RETURNS_BOOL.
13063 2010-05-25 Jakub Jelinek <jakub@redhat.com>
13065 * dwarf2out.c (loc_descr_plus_const): When offset is negative, use
13066 DW_OP_minus with negated offset instead of DW_OP_plus.
13067 (loc_list_from_tree): Don't test whether second operand is INTEGER_CST.
13069 2010-05-25 Wei Guozhi <carrot@google.com>
13071 * config/arm/thumb2.md (thumb2_tlobits_cbranch): Add constraint to
13072 tst instruction and a new alternative.
13073 * config/arm/constraints.md (Pu): New constraint.
13075 2010-05-24 Sebastian Pop <sebastian.pop@amd.com>
13077 * function.c (assign_stack_local_1): Initialize variable
13078 to avoid warning when bootstrapping at -O3.
13080 2010-05-24 Steven Bosscher <steven@gcc.gnu.org>
13082 * configure.ac (all_lang_makefiles): Remove everything related to it.
13083 * configure: Regenerate.
13084 * Makefile.in: Fix reference to ada Make-lang.in.
13085 Remove support for LANG_MAKEFILES.
13087 2010-05-24 Daniel Jacobowitz <dan@codesourcery.com>
13088 Sandra Loosemore <sandra@codesourcery.com>
13090 * config/arm/neon-testgen.ml: Use dg-add-options arm_neon.
13091 * doc/sourcebuild.texi (Effective-Target Keywords): Update arm_neon_ok
13092 description. Add arm_neon_fp16_ok.
13093 (Add Options): Add arm_neon and arm_neon_fp16.
13095 2010-05-24 Joseph Myers <joseph@codesourcery.com>
13097 * diagnostic.c: Don't include flags.h.
13098 (pedantic_warning_kind, permissive_error_kind): Take diagnostic
13099 context parameters. Check flags in the context passed as a parameter.
13100 (diagnostic_build_prefix): Add context parameter. Check
13101 show_column flag in context.
13102 (diagnostic_action_after_output): Check fatal_errors flag in context.
13103 (diagnostic_report_current_module): Check show_column flag in context.
13104 (default_diagnostic_starter): Update call to
13105 diagnostic_build_prefix.
13106 (diagnostic_report_diagnostic): Pass context to pedantic_warning_kind.
13107 (emit_diagnostic): Pass context to permissive_error_kind.
13108 (permerror): Pass context to permissive_error_kind.
13109 * diagnostic.h (struct diagnostic_context): Add show_column,
13110 pedantic_errors, permissive and fatal_errors fields.
13111 (diagnostic_build_prefix): Update prototype.
13113 * toplev.c (process_options): Set flags in global_dc from
13114 flag_show_column, flag_pedantic_errors, flag_permissive,
13116 * tree-diagnostic.c (default_tree_diagnostic_starter): Update call
13117 to diagnostic_build_prefix.
13118 * Makefile.in (diagnostic.o): Update dependencies.
13120 2010-05-24 H.J. Lu <hongjiu.lu@intel.com>
13122 * config/i386/ia32intrin.h (__crc32q): Define only if
13123 __SSE4_2__ is defined.
13125 2010-05-24 Iain Sandoe <iains@gcc.gnu.org>
13128 PR middle-end/43602
13129 * varasm.c (get_emutls_init_templ_addr): Copy DECL_PRESERVE_P,
13130 DECL_VISIBILITY_SPECIFIED.
13131 (emutls_decl): Set DECL_PRESERVE_P and copy
13132 DECL_VISIBILITY_SPECIFIED, DECL_RESTRICTED_P.
13133 (emutls_finalize_control_var): New callback.
13134 (emutls_finish): Finalize emutls control variables.
13135 * toplev.c (compile_file): Move the call to emutls_finish ()
13136 before varpool_assemble_pending_decls ().
13138 2010-05-24 Daniel Gutson <dgutson@codesourcery.com>
13140 * config/arm/lib1funcs.asm (__ARM_ARCH__): __ARM_ARCH_7EM__
13141 added to the preprocessor condition.
13143 2010-05-24 Paul Brook <paul@codesourcery.com>
13145 * gengtype-lex.l: Add HARD_REG_SET.
13146 * expr.c (expand_expr_real_1): Record writes to hard registers.
13147 * function.c (rtl_data): Add asm_clobbers.
13148 * ira.c (compute_regs_asm_clobbered): Use crtl->asm_clobbers.
13149 (ira_setup_eliminable_regset): Remove regs_asm_clobbered.
13150 Use crtl->asm_clobbers.
13152 2010-05-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13154 * doc/makefile.texi (Makefile): Mention stages 'profile'
13155 and 'feedback' for profiledbootstrap.
13157 2010-05-23 H.J. Lu <hongjiu.lu@intel.com>
13160 * config/i386/i386.c (def_builtin): Properly check
13161 OPTION_MASK_ISA_64BIT.
13163 2010-05-23 Joseph Myers <joseph@codesourcery.com>
13165 * c-decl.c (diagnose_mismatched_decls): Give error for duplicate
13166 typedefs with different but compatible types. Allow duplicate
13167 typedefs with the same type except for pedantic non-C1X, but give
13168 warning for variably modified types.
13169 * c-typeck.c (tagged_types_tu_compatible_p,
13170 function_types_compatible_p, type_lists_compatible_p,
13171 comptypes_internal): Add parameter different_types_p; set
13172 *different_types_p for different but compatible types. All
13174 (comptypes_check_different_types): New.
13175 * c-tree.h (comptypes_check_different_types): Declare.
13177 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
13179 * regs.h: Do not include obstack.h, basic-block.h. Include machmode.h.
13180 * jump.c: Include basic-block.h.
13181 * profile.c: Likewise.
13182 * tree-profile.c: Likewise.
13183 * coverage.c: Likewise.
13184 * basic-block.h (optimize_function_for_size_p): Move to function.h.
13185 (optimize_function_for_speed_p): Likewise.
13186 * function.h (optimize_function_for_size_p,
13187 optimize_function_for_speed_p): Moved here from basic-block.h.
13188 * Makefile.in: Update dependencies.
13190 2010-05-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13192 * lto-wrapper.c (run_gcc): Unset MAKEFLAGS and MFLAGS
13193 before calling make; allow override through $MAKE.
13194 * doc/invoke.texi (Optimize Options): Document override.
13196 2010-05-23 Anatoly Sokolov <aesok@post.ru>
13198 * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): New.
13199 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
13200 (rs6000_mode_dependent_address_ptr): Make static.
13201 * config/rs6000/rs6000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
13202 * config/rs6000/rs6000-protos.h (rs6000_mode_dependent_address_ptr):
13205 2010-05-23 Maarten Lankhorst <mlankhorst@codeweavers.com>
13208 * config/i386/i386.c: Make sure that the correct regparm is passed.
13210 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
13212 * sbitmap.h (sbitmap_ptr, const_sbitmap_ptr): Move from here...
13213 * sbitmap.c: ...to here to internalize sbitmap element access.
13214 Do not include tm.h, rtl.h, flags.h, hard-reg-set.h, and obstack.h.
13215 Explain why basic-block.h is included.
13216 * function.h: Include tm.h for CUMULATIVE_ARGS.
13217 * Makefile.in: Update dependencies.
13219 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
13221 * coretypes.h (struct simple_bitmap_def, sbitmap, const_sbitmap):
13223 * sbitmap.h (struct sbitmap_def): Do not typedef here.
13224 * sbitmap.c: Include sbitmap.h.
13225 * basic-block.h: Do not include bitmap.h, sbitmap.h, partition.h,
13226 hard-reg-set.h. Split everything related to regsets out from here...
13227 * regset.h: ...to here. New file.
13228 * df.h: Include regset.h and sbitmap.h.
13229 * tree-flow.h: Likewise.
13230 * cfgloop.h: Likewise.
13231 * except.h: Do not include sbitmap.h. Include hashtab.h.
13232 * cgraph.h: Include vec.h and function.h.
13233 * reload.h (struct insn_chain): Change types of live_throughout
13234 and dead_or_set from regset_head to bitmap_head.
13235 (compute_use_by_pseudos): Be defined also if regset.h is not included.
13236 * ira-int.h (struct ira_spilled_reg_stack_slot): Change type of
13237 spilled_regs from regset_head to bitmap_head to avoid dependency
13239 * sel-sched-ir.h: Include regset.h.
13240 * reload.c: Include df.h before reload.h.
13241 * caller-save.c: Likewise.
13242 * reload1.c: Likewise.
13244 (mark_elimination): Update type of r to bitmap, consistent with
13246 * dominance.c: Include bitmap.h.
13247 * modulo-sched.c: Include df.h.
13248 * cfganal.c: Include bitmap.h and sbitmap.h.
13249 * cfgbuild.c: Include sbitmap.h.
13250 * lcm.c: Include sbitmap.h.
13251 * gcse.c (alloc_gcse_mem): Allocate regset with ALLOC_REG_SET.
13252 * domwalk.c: Include sbitmap.h, exclude ggc.h.
13253 * cfgexpand.c: Inlcude bitmap.h and sbitmap.h.
13254 * cselib.c: Include bitmap.h.
13255 * tree-optimize.c: Include regset.h.
13256 * stmt.c: Include bitmap.h.
13257 * Makefile.in: Update dependencies.
13259 2010-05-22 Jan Hubicka <jh@suse.cz>
13261 * cgraph.h (struct varpool_node): Add same_comdat_group.
13262 * lto-cgrpah.c (lto_output_varpool_node): Output same_comdat_group
13264 (output_varpool): Update call of lto_output_varpool_node.
13265 (input_varpool): Read same_comdat_group pointer.
13266 (input_varpool_1): Fixup same_comdat_group pointer.
13267 * ipa.c (cgraph_remove_unreachable_nodes): WHen one of same comdat
13268 group is needed, all are.
13269 * varpool.c (varpool_remove_node): Remove node from same comdat group
13271 (varpool_analyze_pending_decls): Walk same comdat groups.
13273 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
13275 * rtl.h (union rtunion_def): Remove rt_bit member.
13276 (XBITMAP, X0BITMAP, XCBITMAP): Remove.
13277 * print-rtl (print_rtx): Do not print the member.
13278 * gengtype.c (adjust_field_rtx_def): Do not handle it.
13279 * gengenrtl.c (type_from_format): Likewise.
13280 (accessor_from_format): Likewise.
13282 2010-05-22 Joseph Myers <joseph@codesourcery.com>
13284 * dbgcnt.c: Include toplev.h instead of errors.h.
13285 * ira-emit.c: Don't include errors.h.
13286 * ira.c: Include toplev.h instead of errors.h.
13287 * lto-compress.c: Include toplev.h instead of errors.h.
13288 * Makefile.in (lto-compress.o, lto-streamer-out.o, ira-emit.o,
13289 ira.o, dbgcnt.o): Update dependencies.
13291 2010-05-22 Richard Guenther <rguenther@suse.de>
13293 * gimple.c (gimple_types_compatible_p): Check type qualifications
13294 before merging pointer to complete and pointer to incomplete type.
13295 * lto-symtab.c (lto_symtab_resolve_symbols): For commons make sure
13296 we use our own resolution algorithm. The gold linker plugin
13297 doesn't do the job we want it to do here.
13299 2010-05-22 Anatoly Sokolov <aesok@post.ru>
13301 * config/sparc/sparc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
13302 * config/sparc/sparc.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
13303 (sparc_mode_dependent_address_p): New function.
13305 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
13307 * Makefile.in: Fix c-pch.o and ggc-common.o dependencies on timevars.
13309 * timevar.c: Do not include any core headers.
13310 (timevar_print): De-i18n-ize.
13311 (print_time): Likewise.
13312 * timevar.h (timevar_push, timevar_pop): Make inline functions.
13314 2010-05-21 Joseph Myers <joseph@codesourcery.com>
13316 * diagnostic.c: Don't include tm.h, tree.h, tm_p.h, langhooks.h or
13318 (diagnostic_initialize): Initialize x_data not last_function.
13319 (diagnostic_report_current_function): Move to tree-diagnostic.c.
13320 (default_diagnostic_starter): Call
13321 diagnostic_report_current_module not
13322 diagnostic_report_current_function.
13323 (diagnostic_report_diagnostic): Initialize x_data not
13325 (verbatim): Likewise.
13326 * diagnostic.h (struct diagnostic_info): Change abstract_origin to
13328 (struct diagnostic_context): Change last_function to x_data.
13329 (diagnostic_auxiliary_data): Replace with
13330 diagnostic_context_auxiliary_data and
13331 diagnostic_info_auxiliary_data.
13332 (diagnostic_last_function_changed, diagnostic_set_last_function,
13333 diagnostic_report_current_function): Move to tree-diagnostic.h.
13334 (print_declaration, dump_generic_node, print_generic_stmt,
13335 print_generic_stmt_indented, print_generic_expr,
13336 print_generic_decl, debug_c_tree, dump_omp_clauses,
13337 print_call_name, debug_generic_expr, debug_generic_stmt,
13338 debug_tree_chain, default_tree_printer): Move to
13339 tree-pretty-print.h.
13340 (debug_gimple_stmt, debug_gimple_seq, print_gimple_seq,
13341 print_gimple_stmt, print_gimple_expr, dump_gimple_stmt): Move to
13342 gimple-pretty-print.h.
13343 * pretty-print.c: Don't include tree.h
13344 (pp_base_format): Don't handle %K here.
13345 (pp_base_tree_identifier): Move to tree-pretty-print.c.
13346 * pretty-print.h (text_info): Change abstract_origin to x_data.
13347 (pp_tree_identifier, pp_unsupported_tree,
13348 pp_base_tree_identifier): Move to tree-pretty-print.h.
13349 * gimple-pretty-print.h, tree-diagnostic.c, tree-diagnostic.h,
13350 tree-pretty-print.h: New files.
13351 * tree-pretty-print.c: Include tree-pretty-print.h.
13352 (percent_K_format): New. Moved from pretty-print.c.
13353 (pp_base_tree_identifier): Move from pretty-print.c.
13354 * c-objc-common.c: Include tree-pretty-print.h.
13355 (c_tree_printer): Handle %K here.
13356 * langhooks.c: Include tree-diagnostic.h.
13357 (lhd_print_error_function): Use diagnostic_abstract_origin macro.
13358 * toplev.c: Include tree-diagnostic.h and tree-pretty-print.h.
13359 (default_tree_printer): Handle %K using percent_K_format.
13360 (general_init): Use default_tree_diagnostic_starter.
13361 * tree.c: Include tree-diagnostic.h and tree-pretty-print.h.
13362 (free_lang_data): Use default_tree_diagnostic_starter.
13363 * c-pretty-print.c: Include tree-pretty-print.h.
13364 * cfgexpand.c: Include tree-pretty-print.h and gimple-pretty-print.h.
13365 * cgraphunit.c: Include tree-pretty-print.h and gimple-pretty-print.h.
13366 * dwarf2out.c: Include tree-pretty-print.h.
13367 * except.c: Include tree-pretty-print.h.
13368 * gimple-pretty-print.c: Include tree-pretty-print.h and
13369 gimple-pretty-print.h.
13370 * gimplify.c: Include tree-pretty-print.h.
13371 * graphite-poly.c: Include tree-pretty-print.h and
13372 gimple-pretty-print.h.
13373 * ipa-cp.c: Include tree-pretty-print.h.
13374 * ipa-inline.c: Include gimple-pretty-print.h.
13375 * ipa-prop.c: Include tree-pretty-print.h and gimple-pretty-print.h.
13376 * ipa-pure-const.c: Include gimple-pretty-print.h.
13377 * ipa-struct-reorg.c: Include tree-pretty-print.h and
13378 gimple-pretty-print.h.
13379 * ipa-type-escape.c: Include tree-pretty-print.h.
13380 * print-rtl.c: Include tree-pretty-print.h.
13381 * print-tree.c: Include gimple-pretty-print.h.
13382 * sese.c: Include tree-pretty-print.h.
13383 * tree-affine.c: Include tree-pretty-print.h.
13384 * tree-browser.c: Include tree-pretty-print.h.
13385 * tree-call-cdce.c: Include gimple-pretty-print.h.
13386 * tree-cfg.c: Include tree-pretty-print.h and gimple-pretty-print.h.
13387 * tree-chrec.c: Include tree-pretty-print.h.
13388 * tree-data-ref.c: Include tree-pretty-print.h and
13389 gimple-pretty-print.h.
13390 * tree-dfa.c: Include tree-pretty-print.h.
13391 * tree-if-conv.c: Include tree-pretty-print.h and
13392 gimple-pretty-print.h.
13393 * tree-inline.c: Include tree-pretty-print.h.
13394 * tree-into-ssa.c: Include tree-pretty-print.h and
13395 gimple-pretty-print.h.
13396 * tree-nrv.c: Include tree-pretty-print.h.
13397 * tree-object-size.c: Include tree-pretty-print.h and
13398 gimple-pretty-print.h.
13399 * tree-outof-ssa.c: Include tree-pretty-print.h and
13400 gimple-pretty-print.h.
13401 * tree-parloops.c: Include tree-pretty-print.h and
13402 gimple-pretty-print.h.
13403 * tree-predcom.c: Include tree-pretty-print.h and
13404 gimple-pretty-print.h.
13405 * tree-scalar-evolution.c: Include tree-pretty-print.h and
13406 gimple-pretty-print.h.
13407 * tree-sra.c: Include tree-pretty-print.h.
13408 * tree-ssa-address.c: Include tree-pretty-print.h.
13409 * tree-ssa-alias.c: Include tree-pretty-print.h.
13410 * tree-ssa-ccp.c: Include tree-pretty-print.h and
13411 gimple-pretty-print.h.
13412 * tree-ssa-coalesce.c: Include tree-pretty-print.h.
13413 * tree-ssa-copy.c: Include tree-pretty-print.h and
13414 gimple-pretty-print.h.
13415 * tree-ssa-copyrename.c: Include tree-pretty-print.h.
13416 * tree-ssa-dce.c: Include tree-pretty-print.h and
13417 gimple-pretty-print.h.
13418 * tree-ssa-dom.c: Include tree-pretty-print.h and
13419 gimple-pretty-print.h.
13420 * tree-ssa-dse.c: Include gimple-pretty-print.h.
13421 * tree-ssa-forwprop.c: Include tree-pretty-print.h.
13422 * tree-ssa-ifcombine.c: Include tree-pretty-print.h.
13423 * tree-ssa-live.c: Include tree-pretty-print.h and
13424 gimple-pretty-print.h.
13425 * tree-ssa-loop-im.c: Include tree-pretty-print.h and
13426 gimple-pretty-print.h.
13427 * tree-ssa-loop-ivcanon.c: Include tree-pretty-print.h and
13428 gimple-pretty-print.h.
13429 * tree-ssa-loop-ivopts.c: Include tree-pretty-print.h and
13430 gimple-pretty-print.h.
13431 * tree-ssa-loop-niter.c: Include tree-pretty-print.h and
13432 gimple-pretty-print.h.
13433 * tree-ssa-loop-prefetch.c: Include tree-pretty-print.h.
13434 * tree-ssa-math-opts.c: Include gimple-pretty-print.h.
13435 * tree-ssa-operands.c: Include tree-pretty-print.h and
13436 gimple-pretty-print.h.
13437 * tree-ssa-phiprop.c: Include tree-pretty-print.h and
13438 gimple-pretty-print.h.
13439 * tree-ssa-pre.c: Include tree-pretty-print.h and
13440 gimple-pretty-print.h.
13441 * tree-ssa-propagate.c: Include gimple-pretty-print.h.
13442 * tree-ssa-reassoc.c: Include tree-pretty-print.h and
13443 gimple-pretty-print.h.
13444 * tree-ssa-sccvn.c: Include tree-pretty-print.h and
13445 gimple-pretty-print.h.
13446 * tree-ssa-sink.c: Include gimple-pretty-print.h.
13447 * tree-ssa-ter.c: Include tree-pretty-print.h and
13448 gimple-pretty-print.h.
13449 * tree-ssa-uninit.c: Include gimple-pretty-print.h.
13450 * tree-ssa.c: Include tree-pretty-print.h and
13451 gimple-pretty-print.h.
13452 * tree-stdarg.c: Include gimple-pretty-print.h.
13453 * tree-switch-conversion.c: Include gimple-pretty-print.h.
13454 * tree-tailcall.c: Include tree-pretty-print.h and
13455 gimple-pretty-print.h.
13456 * tree-vect-data-refs.c: Include tree-pretty-print.h and
13457 gimple-pretty-print.h.
13458 * tree-vect-loop-manip.c: Include tree-pretty-print.h and
13459 gimple-pretty-print.h.
13460 * tree-vect-loop.c: Include tree-pretty-print.h and
13461 gimple-pretty-print.h.
13462 * tree-vect-patterns.c: Include gimple-pretty-print.h.
13463 * tree-vect-slp.c: Include tree-pretty-print.h and
13464 gimple-pretty-print.h.
13465 * tree-vect-stmts.c: Include tree-pretty-print.h and
13466 gimple-pretty-print.h.
13467 * tree-vectorizer.c: Include tree-pretty-print.h.
13468 * tree-vrp.c: Include tree-pretty-print.h and
13469 gimple-pretty-print.h.
13470 * value-prof.c: Include tree-pretty-print.h and
13471 gimple-pretty-print.h.
13472 * var-tracking.c: Include tree-pretty-print.h.
13473 * Makefile.in (OBJS-common): Add tree-diagnostic.o.
13474 (tree-diagnostic.o): New dependencies.
13475 (c-objc-common.o, c-pretty-print.o, langhooks.o, tree.o,
13476 tree-inline.o, print-tree.o, stor-layout.o, tree-ssa-uninit.o,
13477 tree-ssa.o, tree-into-ssa.o, tree-ssa-ter.o, tree-ssa-coalesce.o,
13478 tree-outof-ssa.o, tree-ssa-forwprop.o, tree-ssa-phiprop.o,
13479 tree-ssa-ifcombine.o, tree-nrv.o, tree-ssa-copy.o,
13480 tree-ssa-propagate.o, tree-ssa-dom.o, tree-ssa-uncprop.o,
13481 tree-ssa-live.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
13482 tree-ssa-sccvn.o, tree-vrp.o, tree-cfg.o, tree-tailcall.o,
13483 tree-ssa-sink.o, tree-if-conv.o, tree-dfa.o, tree-ssa-operands.o,
13484 tree-ssa-address.o, tree-ssa-loop-niter.o,
13485 tree-ssa-loop-ivcanon.o, tree-ssa-loop-prefetch.o, tree-predcom.o,
13486 tree-ssa-loop-ivopts.o, tree-affine.o, tree-ssa-loop-im.o,
13487 tree-ssa-math-opts.o, tree-ssa-alias.o, tree-ssa-reassoc.o,
13488 gimplify.o, tree-browser.o, tree-chrec.o, tree-scalar-evolution.o,
13489 tree-data-ref.o, sese.o, graphite-poly.o, tree-vect-loop.o,
13490 tree-vect-loop-manip.o, tree-vect-patterns.o, tree-vect-slp.o,
13491 tree-vect-stmts.o, tree-vect-data-refs.o, tree-vectorizer.o,
13492 tree-parloops.o, tree-stdarg.o, tree-object-size.o,
13493 gimple-pretty-print.o, tree-pretty-print.o, diagnostic.o,
13494 toplev.o, print-rtl.o, except.o, dwarf2out.o, cgraphunit.o,
13495 ipa-prop.o, ipa-cp.o, ipa-inline.o, ipa-pure-const.o,
13496 ipa-type-escape.o, ipa-struct-reorg.o, tree-ssa-dce.o,
13497 tree-call-cdce.o, tree-ssa-ccp.o, tree-sra.o,
13498 tree-switch-conversion.o, var-tracking.o, value-prof.o,
13499 cfgexpand.o, pretty-print.o): Update dependencies.
13501 2010-05-22 Andreas Tobler <andreast@fgznet.ch>
13503 * tree-ssa-structalias.c: Remove tm_p.h from include.
13505 2010-05-21 Jeff Law <law@redhat.com>
13507 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Fix typo.
13509 2010-05-21 Jason Merrill <jason@redhat.com>
13511 * tree-eh.c (cleanup_is_dead_in): New.
13512 (lower_try_finally): Don't generate a dead cleanup region.
13513 (lower_cleanup): Likewise.
13515 2010-05-21 Jakub Jelinek <jakub@redhat.com>
13518 * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
13519 unchain each use from the cyclic next_regno_use chain first.
13521 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
13523 * real: Do not include gmp.h, mpfr.h, and mpc.h.
13524 (REAL_VALUE_NEGATE, REAL_VALUE_ABS, real_arithmetic2): Remove.
13525 (real_value_negate, real_value_abs): New prototypes.
13526 (do_mpc_arg2, real_from_mpfr, mpfr_from_real): Move from here...
13527 * realmpfr.h (do_mpc_arg2, real_from_mpfr, mpfr_from_real): ...to here,
13528 new include file for interface between MPFR and REAL_VALUE_TYPE.
13529 * real.c: Include realmpfr.h.
13530 (real_arithmetic2): Remove legacy function.
13531 (real_value_negate): New.
13532 (real_value_abs): New.
13533 (mfpr_from_real, real_from_mpfr): Move from here...
13534 * realmpfr.c (mpfr_from_real, real_from_mpfr): ...to here, new file.
13535 * builtins.c: Include realmpfr.h.
13536 * fold-const.c: Include realmpfr.h.
13537 (fold_comparison): Use real_value_negate instead of REAL_VALUE_NEGATE.
13538 (fold_negate_const): Likewise.
13539 (fold_abs_const): Use real_value_abs instead of REAL_VALUE_ABS.
13540 * toplev.c: Include realmpfr.h.
13541 * simplify-rtx.c (simplify_const_unary_operation): Use real_value_abs
13542 and real_value_negate.
13543 * fixed-value.c (check_real_for_fixed_mode): Likewise.
13544 * config/arm/arm.c (neg_const_double_rtx_ok_for_fpa): Likewise.
13545 (vfp3_const_double_index): Likewise.
13546 (arm_print_operand): Likewise.
13547 * Makefile.in: Update dependencies.
13549 2010-05-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13551 * config/s390/s390.c (override_options): Increase the default
13552 of max-completely-peel-times.
13554 2010-05-21 Julian Brown <julian@codesourcery.com>
13555 Mark Mitchell <mark@codesourcery.com>
13557 * config/arm/arm.c (arm_function_ok_for_sibcall): Only forbid
13558 sibling calls for Thumb-1.
13559 * config/arm/arm.h (USE_RETURN_INSN): Enable for Thumb-2.
13560 * config/arm/arm.md (*call_symbol, *call_value_symbol): Use for
13562 (*call_insn, *call_value_insn): Don't use for Thumb-2.
13563 (sibcall, sibcall_value, *sibcall_insn, *sibcall_value_insn): Use
13565 (return): New expander.
13566 (*arm_return): New name for ARM return insn.
13567 * config/arm/thumb2.md (*thumb2_return): New insn pattern.
13569 2010-05-19 Joel Sherrill <joel.sherrill@oarcorp.com>
13571 * config.gcc (sparc64-*-rtems*): New target.
13573 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
13575 * tree.c (build_function_decl_skip_args): Fix grammar.
13576 (build_function_type_list_1): Fix typos, adjust formatting.
13578 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
13580 * tree.h: Include real.h and fixed-value.h as basic datatypes.
13581 * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h,
13582 tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c,
13583 tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c,
13584 tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c,
13585 genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c,
13586 tree-pretty-print.c, tree-loop-distribution.c,
13587 tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c,
13588 tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c,
13589 tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c,
13590 tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c,
13591 tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c,
13592 tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c,
13593 tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c,
13594 tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c,
13595 tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c,
13596 tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c,
13597 genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c,
13598 tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c,
13599 gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c,
13600 tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c,
13601 tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c,
13602 store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c,
13603 tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c,
13604 tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c,
13605 tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c,
13606 tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c,
13607 fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c,
13608 tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c,
13609 config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c,
13610 config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c,
13611 config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c,
13612 config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c,
13613 config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c,
13614 config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c,
13615 config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c,
13616 config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c,
13617 config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c,
13618 config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c,
13619 config/score/score7.c, config/score/score.c, config/arm/arm.c,
13620 config/pa/pa.c, config/mips/mips.c, config/vax/vax.c,
13621 config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c,
13622 config/bfin/bfin.c: Clean up redundant includes.
13623 * Makefile.in: Update accordingly.
13625 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
13627 PR middle-end/44204
13628 * builtins.c (fold_call_stmt): Pass &error_mark_node if the call
13629 statement has no arguments.
13631 2010-05-21 Kai Tietz <kai.tietz@onevision.com>
13634 * varasm.c (emutls_decl): Merge attributes to new decl.
13636 2010-05-21 Eric Botcazou <ebotcazou@adacore.com>
13638 PR middle-end/44101
13639 * gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR
13640 around the uniquized constructor if its type requires a conversion.
13642 2010-05-21 Jakub Jelinek <jakub@redhat.com>
13645 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
13646 at -O0 goto_locus of any of the incoming edges differs from
13647 goto_locus of outgoing edge, or gimple_location of any of the
13650 2009-09-14 Vladimir Makarov <vmakarov@redhat.com>
13652 * ira.c (ira_non_ordered_class_hard_regs): Define.
13653 (setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs.
13654 * ira-int.h (ira_non_ordered_class_hard_regs): Declare.
13655 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase
13656 cost of unaligned hard regs when allocating multi-reg pseudos.
13658 2010-05-20 Richard Sandiford <rdsandiford@googlemail.com>
13660 * config.gcc (mips*-sde-elf*): Don't use sdemtk.opt.
13661 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_no_float
13662 for TARGET_NO_FLOAT.
13663 * config/mips/mips.c (mips_file_start): Expand conditional expression
13664 into "if" statements. Use .gnu_attribute 4,0 for TARGET_NO_FLOAT.
13665 (mips_override_options): Move -mno-float override -msoft-float and
13667 * config/mips/mips.opt (mno-float): Move from sdemtk.opt, but add
13668 Condition(TARGET_SUPPORTS_NO_FLOAT).
13669 * config/mips/sdemtk.h (TARGET_OS_CPP_BUILTINS): Don't set
13670 __mips_no_float here.
13671 (SUBTARGET_OVERRIDE_OPTIONS): Delete.
13672 (TARGET_SUPPORTS_NO_FLOAT): Define.
13673 * config/mips/sdemtk.opt: Delete.
13675 2010-05-20 Segher Boessenkool <segher@kernel.crashing.org>
13677 * ipa-prop.c (compute_complex_ancestor_jump_func): Bail out if !cond.
13679 2010-05-20 Uros Bizjak <ubizjak@gmail.com>
13682 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
13683 * configure: Regenerate.
13684 * config.in: Regenerate.
13685 * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
13686 instead of sahf only for 64bit targets.
13688 2010-05-20 Jakub Jelinek <jakub@redhat.com>
13691 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
13692 setup_ref_regs for DEBUG_INSNs.
13694 2010-05-20 Jan Hubicka <jh@suse.cz>
13696 PR middle-end/44197
13697 * varpool.c (varpool_remove_node): Handle in-varpool aliases.
13699 2010-05-20 Kenneth Zadeck <zadeck@naturalbridge.com>
13702 * df-scan.c (df_ref_compare): Stabilize sort.
13704 2010-05-20 Jakub Jelinek <jakub@redhat.com>
13706 * dwarf2out.c (new_loc_descr_op_bit_piece): Add offset
13707 argument. Don't use DW_OP_piece if offset is non-zero,
13708 put offset into second DW_OP_bit_piece argument.
13709 (dw_sra_loc_expr): Adjust callers. For memory expressions
13712 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
13715 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
13716 settings for 16-bit-constant "addo" alternative.
13718 2010-05-19 James E. Wilson <wilson@codesourcery.com>
13720 * config/mips/mips-dsp.md (add<DSPV:mode>3,
13721 mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>): Add ISA_HAS_DSP condition.
13724 * mips.c (mips_call_expr_from_insn): New arg second_call. Set it.
13725 (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
13728 2010-05-19 Joseph Myers <joseph@codesourcery.com>
13730 * diagnostic.c (FLOAT, FFS): Don't undefine.
13731 * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
13732 * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
13735 2010-05-19 Richard Sandiford <rdsandiford@googlemail.com>
13737 * combine.c (propagate_for_debug): Call make_compound_operation
13738 on the source value.
13739 (try_combine): When implementing a split chosen by find_split_point,
13740 either copy i2src or set it to null. Assert that i2src is not null
13741 before substituting into CALL_INSN_FUNCTION_USAGE.
13743 2010-05-19 Anatoly Sokolov <aesok@post.ru>
13745 * double-int.h (double_int_ior): New function.
13746 * tree.h (build_int_cst_wide_type): Remove.
13747 * tree.c (build_int_cst_wide_type): Remove.
13748 * fold-const.c (native_interpret_int): Use double_int_to_tree instead
13749 of build_int_cst_wide_type.
13750 * stor-layout.c (set_sizetype): (Ditto.).
13751 * dojump.c (do_jump): Use build_int_cstu instead of
13752 build_int_cst_wide_type.
13754 2010-05-19 Eric Botcazou <ebotcazou@adacore.com>
13756 * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
13757 * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
13758 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
13759 * gimplify.c (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
13760 TARGET_EXPR nodes, but only once, if instructed to do so. Do not
13761 propagate the 'data' argument to copy_tree_r.
13762 (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
13763 Propagate 'data' argument to walk_tree.
13764 (copy_if_shared): New function.
13765 (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
13766 (unmark_visited): New function.
13767 (unshare_body): Call copy_if_shared instead of doing it manually.
13768 (unvisit_body): Call unmark_visited instead of doing it manually.
13770 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
13772 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
13773 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
13774 * hooks.c: Likewise.
13775 * target-def.h (TARGET_FOLD_BUILTIN): Define to
13776 hook_tree_tree_int_treep_bool_null.
13777 * target.h (struct gcc_target): Update signature of fold_builtin
13779 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
13780 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
13781 instead of the call expression.
13782 (fold_builtin_call_array): Pass n and argarray directly.
13783 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
13785 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
13786 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
13787 `i' and use it in place of `arity'.
13788 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
13789 Dereference `args' directly.
13790 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
13792 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13794 * doc/sourcebuild.texi (Effective-Target Keywords): Document
13796 (Directives): Document optional dg-require-effective-target
13799 2010-05-19 Richard Guenther <rguenther@suse.de>
13802 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
13804 2010-05-19 Richard Guenther <rguenther@suse.de>
13806 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
13807 * common.opt (fwhopr=): New.
13808 * opts.c (common_handle_option): Handle OPT_fwhopr.
13809 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
13810 * collect2.c (main): Match -fwhopr*.
13811 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
13812 Execute ltrans stage in parallel when jobs is bigger than 1.
13814 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13816 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
13817 pentiumpro on Solaris 8/x86 with Sun as.
13818 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
13820 (gcc_cv_as_ix86_quad): Check for .quad directive.
13821 * configure: Regenerate.
13822 * config.in: Regenerate.
13823 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
13825 2010-05-19 Martin Jambor <mjambor@suse.cz>
13827 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
13828 also for indirect edges. Actual printing moved...
13829 (ipa_print_node_jump_functions_for_edge): ...here.
13830 (ipa_compute_jump_functions): Renamed to
13831 ipa_compute_jump_functions_for_edge and made static.
13832 (ipa_compute_jump_functions): New function.
13833 (make_edge_direct_to_target): Check if the number of arguments on
13834 the newly direct edge is the same as the number of parametrs of
13836 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
13837 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
13838 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
13839 analysis functions unconditionally, call the new
13840 ipa_analyze_params_uses on the node instead of every edge.
13842 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
13844 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
13846 (dump_mem_ref): Adopt debug code to handle a tree as step. This
13847 also checks for a constant int vs. non-constant but
13848 loop-invariant steps.
13849 (find_or_create_group): Change the sort algorithm to only consider
13850 steps that are constant ints.
13851 (idx_analyze_ref): Adopt code to handle a tree instead of a
13852 HOST_WIDE_INT for step.
13853 (gather_memory_references_ref): Handle tree instead of int and be
13854 prepared to see a NULL_TREE.
13855 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
13856 prefetches if the step cannot be calculated at compile time.
13857 (issue_prefetch_ref): Issue prefetches for non-constant but
13858 loop-invariant steps.
13860 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
13863 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
13865 * tree.h (build_call_list): Remove.
13866 * tree.c (build_call_list): Remove.
13868 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
13870 * tree.h (build_call_list): Remove.
13871 * tree.c (build_call_list): Remove.
13873 2010-05-18 Jan Hubicka <jh@suse.cz>
13875 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
13877 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
13879 PR rtl-optimization/43332
13880 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
13882 2010-05-18 Anatoly Sokolov <aesok@post.ru>
13884 * tree.h (build_int_cstu): Implement as static inline.
13885 * tree.c (build_int_cstu): Remove function.
13886 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
13889 2010-05-18 Richard Guenther <rguenther@suse.de>
13892 * lto-wrapper.c (verbose): New variable. Initialize from -v.
13893 (debug): Initialize from -save-temps.
13894 (collect_execute): Print command-line when verbose.
13895 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
13896 for ltrans invocation. Produce -dumpbase flag again.
13897 (process_args): Remove.
13899 * collect2.c (maybe_run_lto_and_relink): Only pass object
13900 files to lto-wrapper.
13901 * gcc.c (LINK_COMMAND_SPEC): Likewise.
13903 2010-05-18 Jan Hubicka <jh@suse.cz>
13905 * opts.c (decode_options): Do not disable whopr at ipa_cp.
13906 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
13908 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
13911 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
13913 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
13916 2010-05-18 Jakub Jelinek <jakub@redhat.com>
13919 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
13920 rtx_equal_p inline.
13922 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
13924 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
13925 lto-macho as lto_binary_reader.
13927 * darwin.c (darwin_asm_named_section): Do not add assembler comment
13928 after .section directive; just print it before the directive instead.
13930 2010-05-17 Jan Hubicka <jh@suse.cz>
13932 * cgraph.c (cgraph_create_virtual_clone): Only check
13933 versionable_function_p when not in wpa and checking is enabled.
13934 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
13935 there are no more functions to materialize.
13937 2010-05-17 Jan Hubicka <jh@suse.cz>
13939 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
13940 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
13942 (output_cgraph): Call output_cgraph_opt_summary.
13943 (input_cgrpah): Call input_cgraph_opt_summary.
13944 (output_cgraph_opt_summary_p, output_node_opt_summary,
13945 input_node_opt_summary, input_cgraph_opt_section): New functions.
13946 * lto-section-in.c (lto_section_name): Add cgraphopt.
13947 * tree-inline.c (tree_function_versioning): Handle parm_num.
13948 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
13949 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
13951 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
13953 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
13954 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
13955 the insn to prefetch ratio heuristic to loops with known trip count.
13957 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
13959 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
13960 (schedule_prefetches): Do not generate a prefetch if the unroll factor
13961 is far from what is required by the prefetch.
13963 2010-05-17 Jan Hubicka <jh@suse.cz>
13965 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
13966 (ipcp_estimate_growth): Likewise.
13967 (ipcp_const_param_count): Likewise.
13968 (ipcp_insert_stage): Likewise.
13969 * ipa-prop.c (visit_load_for_mod_analysis): New function.
13970 (visit_store_addr_for_mod_analysis): Set used flag.
13971 (ipa_detect_param_modifications): Set used flag for SSE params;
13972 update use of walk_stmt_load_store_addr_ops.
13973 (ipa_print_node_params): Print used flag.
13974 (ipa_write_node_info): Stream used flag.
13975 (ipa_read_node_info): Likewise.
13976 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
13977 (ipa_is_param_used): New function.
13978 (lto_ipa_fixup_call_notes): Remove unused declaration.
13980 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13983 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
13984 * configure: Regenerate.
13985 * config.in: Regenerate.
13986 * config/i386/i386.c (print_operand) <case ;>: Also print ";" if
13987 !HAVE_AS_IX86_REP_LOCK_PREFIX.
13988 Don't emit whitespace.
13989 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
13990 (*rep_movsi): Likewise.
13991 (*rep_movsi_rex64): Likewise.
13992 (*rep_movqi): Likewise.
13993 (*rep_movqi_rex64): Likewise.
13994 (*rep_stosdi_rex64): Likewise.
13995 (*rep_stossi): Likewise.
13996 (*rep_stossi_rex64): Likewise.
13997 (*rep_stosqi): Likewise.
13998 (*rep_stosqi_rex64): Likewise.
13999 (*cmpstrnqi_nz_1): Use {%;} after repz.
14000 (*cmpstrnqi_nz_rex_1): Likewise.
14001 (*cmpstrnqi_1): Likewise.
14002 (*cmpstrnqi_rex_1): Likewise.
14003 (*strlenqi_1): Use {%;} after repnz.
14004 (*strlenqi_rex_1): Likewise.
14005 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
14006 (*sync_compare_and_swap<mode>): Likewise.
14007 (sync_double_compare_and_swap<mode>): Likewise.
14008 (*sync_double_compare_and_swapdi_pic): Likewise.
14009 (sync_old_add<mode>): Likewise.
14010 (sync_add<mode>): Likewise.
14011 (sync_sub<mode>): Likewise.
14012 (sync_<code><mode>): Likewise.
14014 2010-05-17 Martin Jambor <mjambor@suse.cz>
14016 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
14017 otr_token and polymorphic.
14018 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
14019 (cgraph_clone_edge): Copy the above fields.
14020 * tree.c (get_binfo_at_offset): New function.
14021 * tree.h (get_binfo_at_offset): Declare.
14022 * ipa-prop.h (enum jump_func_type): Added known_type jump function
14023 type, reordered items, updated comments.
14024 (union jump_func_value): Added base_type field, reordered fields.
14025 (enum ipa_lattice_type): Moved down in the file.
14026 (struct ipa_param_descriptor): New field polymorphic.
14027 (ipa_is_param_polymorphic): New function.
14028 * ipa-prop.c: Include gimple.h and gimple-fold.h.
14029 (ipa_print_node_jump_functions): Print known type jump functions.
14030 (compute_complex_pass_through): Renamed to...
14031 (compute_complex_assign_jump_func): this.
14032 (compute_complex_ancestor_jump_func): New function.
14033 (compute_known_type_jump_func): Likewise.
14034 (compute_scalar_jump_functions): Create known type and complex ancestor
14036 (ipa_note_param_call): New parameter polymorphic, set the corresponding
14037 flag in the call note accordingly.
14038 (ipa_analyze_call_uses): Renamed to...
14039 (ipa_analyze_indirect_call_uses): this. New parameter target, define
14040 variable var only in the block where it is used.
14041 (ipa_analyze_virtual_call_uses): New function.
14042 (ipa_analyze_call_uses): Likewise.
14043 (combine_known_type_and_ancestor_jfs): Likewise.
14044 (update_jump_functions_after_inlining): Implemented handling of a
14045 number of new jump function types combination.
14046 (print_edge_addition_message): Removed.
14047 (make_edge_direct_to_target): New function.
14048 (try_make_edge_direct_simple_call): Likewise.
14049 (try_make_edge_direct_virtual_call): Likewise.
14050 (update_call_notes_after_inlining): Renamed to...
14051 (update_indirect_edges_after_inlining): this. Moved edge creation for
14052 indirect calls to try_make_edge_direct_simple_call, also calls
14053 try_make_edge_direct_virtual_call for virtual calls.
14054 (ipa_print_node_params): Changed the header message.
14055 (ipa_write_jump_function): Stream also known type jump functions.
14056 (ipa_read_jump_function): Likewise.
14057 (ipa_write_indirect_edge_info): Stream new fields in
14058 cgraph_indirect_call_info.
14059 (ipa_read_indirect_edge_info): Likewise.
14060 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
14063 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14065 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
14067 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
14069 * tree.h (CALL_EXPR_ARGS): Delete.
14070 (call_expr_arglist): Delete.
14071 * tree.c (call_expr_arglist): Delete.
14072 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
14073 targetm.fold_builtin.
14074 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
14075 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
14076 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
14077 arglist parameter. Use CALL_EXPR_ARG.
14078 (picochip_expand_builtin_3op): Likewise.
14079 (picochip_expand_builtin_2opvoid): Likewise.
14080 (picochip_expand_array_get): Likewise.
14081 (picochip_expand_array_put): Likewise.
14082 (picochip_expand_array_testport): Likewise.
14083 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
14084 rather than arglist.
14085 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
14087 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
14088 than TREE_VALUE and TREE_CHAIN.
14089 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
14090 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
14093 2010-05-17 Jakub Jelinek <jakub@redhat.com>
14096 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
14097 to have no fallthru edge.
14099 PR middle-end/44102
14100 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
14101 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
14102 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
14103 add BARRIER after previous bb if needed.
14105 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
14107 * tree.c (build_function_type_list_1): Remove bogus assert condition.
14109 2010-05-17 Alan Modra <amodra@gmail.com>
14111 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
14112 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
14113 with copy_reg rtx param.
14114 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
14115 Correct cases where code for ABI_V4 did not initialise the reg
14116 used to access frame. Also leave frame_reg_rtx as sp for large
14117 frames that save no regs.
14119 2010-05-17 Martin Jambor <mjambor@suse.cz>
14121 PR middle-end/44133
14122 * tree-sra.c (create_access_replacement): New parameter rename, mark
14123 the replaement for renaming only when it is true.
14124 (get_access_replacement): Pass true in the rename parameter of
14125 create_access_replacement.
14126 (get_unrenamed_access_replacement): New function.
14127 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
14128 replacement declaration from it.
14130 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
14132 * function.c (try_fit_stack_local, add_frame_space): New static
14134 (assign_stack_local_1): Use them. Look for opportunities to use
14135 space previously wasted on alignment.
14136 * function.h (struct frame_space): New.
14137 (struct rtl_data): Add FRAME_SPACE_LIST member.
14138 * reload1.c (something_was_spilled): New static variable.
14139 (alter_reg): Set it.
14140 (reload): Test it in addition to testing if the frame size changed.
14142 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
14144 * config/s390/s390.c: Define sane prefetch settings and activate
14145 flag_prefetch_loop_arrays on -O3.
14146 * config/s390/s390.h: Declare that read can use write prefetch.
14148 2010-05-17 Jakub Jelinek <jakub@redhat.com>
14150 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
14153 2010-05-16 Jan Hubicka <jh@suse.cz>
14155 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
14156 function body; do not check stdarg field of struct function.
14158 2010-05-16 Jan Hubicka <jh@suse.cz>
14160 * cgraph.c (dump_cgraph_node): Dump versionable flag.
14161 * cgraph.h (cgraph_local_info): Add versionable flag.
14162 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
14163 (ipcp_versionable_function_p): Use it.
14164 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
14167 2010-05-16 Jan Hubicka <jh@suse.cz>
14169 * cgraph.c (cgraph_clone_node): Take decl argument and insert
14170 clone into hash when it is different from orig.
14171 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
14172 * cgraph.h (cgraph_clone_node): Update prototype.
14173 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
14174 (lto_cgraph_encoder_delete): Delete body map.
14175 (lto_cgraph_encoder_size): Move to header.
14176 (lto_cgraph_encoder_encode_body_p,
14177 lto_set_cgraph_encoder_encode_body): New.
14178 (lto_output_node): Do not take written_decls argument; output clone_of
14180 (add_node_to): Add include_body_argument; call
14181 lto_set_cgraph_encoder_encode_body on master of the clone.
14182 (add_references): Update use of add_node_to.
14183 (compute_ltrans_boundary): Likewise.
14184 (output_cgraph): Do not create written_decls bitmap.
14185 (input_node): Take nodes argument; stream in clone_of correctly.
14186 (input_cgraph_1): Update use of input_node.
14187 * lto-streamer-out.c (lto_output): Use encoder info to decide
14188 what bodies to output.
14189 * ipa-inline.c (cgraph_clone_inlined_nodes,
14190 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
14191 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
14192 (lto_cgraph_encoder_size): Define here.
14193 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
14196 2010-05-16 Richard Guenther <rguenther@suse.de>
14198 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
14200 * ipa-type-escape.c (gate_type_escape_vars): Run when
14201 -fipa-struct-reorg runs.
14202 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
14203 * common.opt (fipa-type-escape): Remove.
14205 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
14207 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
14208 (decode_options): Likewise.
14209 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
14211 2010-05-16 Jan Hubicka <jh@suse.cz>
14213 * ipa.c (function_and_variable_visibility): Also bring local all
14216 2010-05-16 Richard Guenther <rguenther@suse.de>
14218 * alias.c (nonoverlapping_memrefs_p): Remove use of
14219 IPA type-escape information.
14221 2010-05-16 Joseph Myers <joseph@codesourcery.com>
14223 * c-common.c (c_common_reswords): Add _Static_assert for C.
14224 * c-parser.c (c_token_starts_declaration,
14225 c_parser_next_token_starts_declaration,
14226 c_parser_static_assert_declaration_no_semi,
14227 c_parser_static_assert_declaration): New.
14228 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
14229 Handle static assertions if static_assert_ok.
14230 (c_parser_external_declaration, c_parser_declaration_or_fndef,
14231 c_parser_compound_statement_nostart, c_parser_label,
14232 c_parser_for_statement, c_parser_objc_methodprotolist,
14233 c_parser_omp_for_loop): All callers of
14234 c_parser_declaration_or_fndef changed.
14235 (c_parser_struct_declaration): Handle static assertions.
14236 (c_parser_compound_statement_nostart): Use
14237 c_parser_next_token_starts_declaration and
14238 c_token_starts_declaration to detect start of declarations.
14239 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
14242 2010-05-16 Anatoly Sokolov <aesok@post.ru>
14244 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
14245 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
14246 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
14247 TARGET_FUNCTION_VALUE_REGNO_P): Define.
14248 (mmix_function_outgoing_value): Rename to...
14249 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
14250 (mmix_function_value_regno_p): Make static.
14251 (mmix_libcall_value): New function.
14252 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
14253 mmix_function_value_regno_p): Remove declaration.
14255 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
14257 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
14258 BUILT_IN_ALLOCA if stack checking is enabled.
14260 2010-05-16 Richard Guenther <rguenther@suse.de>
14262 * var-tracking.c (vars_copy_1): Inline ...
14263 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
14264 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
14265 (variable_merge_over_cur): Adjust. Merge asserts.
14266 (variable_merge_over_src): Likewise.
14267 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
14268 (variable_post_merge_new_vals): Merge asserts.
14269 (variable_post_merge_perm_vals): Likewise.
14270 (find_mem_expr_in_1pdv): Likewise.
14271 (dataflow_set_different_value): Remove.
14272 (onepart_variable_different_p): Merge asserts.
14273 (variable_different_p): Likewise.
14274 (dataflow_set_different_1): Inline ...
14275 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
14276 (emit_notes_for_differences_1): Merge asserts.
14278 2010-05-16 Richard Guenther <rguenther@suse.de>
14280 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
14281 * optabs.c (libfunc_decl_hash): Likewise.
14282 * varasm.c (emutls_decl): Likewise.
14284 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
14286 * c-decl.c: Don't include gimple.h.
14287 (merge_decls): Do not copy gimple_body.
14289 2010-05-15 Jason Merrill <jason@redhat.com>
14291 * c.opt: Add -fnothrow-opt.
14293 2010-05-15 Jan Hubicka <jh@suse.cz>
14295 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
14297 * passes.c (ipa_write_summaries): Write all analyzed nodes.
14299 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
14301 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
14302 * Makefile.in: Add it.
14303 Fix all other Makefile dependencies for changes below.
14304 * tree.h: Include it instead of defining VEC primitives here.
14305 * gimple.h: Likewise.
14307 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
14308 * except.h: Include vecir.h, break dependence on tree.h.
14310 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
14312 * tree-iterator.c: ...to here.
14313 * tree-iterator.h: Fix file introduction comment. Add extern markers.
14315 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
14317 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
14318 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
14319 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
14320 tree-mudflap.h, and target.h.
14321 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
14322 predict.h, tree-inline.h, gimple.h, and langhooks.h.
14323 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
14324 Add FIXME for why gimple.h is still included (should be unnecessary
14325 since GCC 4.5 gimplification unit-at-a-time).
14326 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
14327 * c-pragma.c: Add FIXME for why function.h needs to be included just
14328 for cfun, at front-end level.
14329 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
14330 Do not include ggc.h, but include vecprim.h for VEC(char).
14331 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
14332 Explain why target.h is included.
14333 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
14334 Explain why gimple.h is included.
14335 * c-ppoutput.c: Do not include tm.h.
14336 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
14337 * c-parses.c: Explain why rtl.h is included, and that this (and only
14338 this) is also why tm.h must be included.
14339 Do not include except.h.
14340 * c-lang.c: Do not include ggc.h.
14342 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
14344 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
14346 2010-05-15 Joseph Myers <joseph@codesourcery.com>
14348 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
14349 unions by default if those structs and unions have no tags. Do
14350 not condition anonymous struct and unions handling on flag_iso.
14351 Allow anonymous structs and unions for C1X.
14352 (finish_struct): Do not diagnose lack of named fields when
14353 anonymous structs and unions present for C1X. Accept flexible
14354 array members in structure with anonymous structs or unions but no
14355 directly named fields.
14356 * doc/extend.texi (Unnamed Fields): Update.
14358 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
14360 * gimple.h (compare_field_offset): Rename into...
14361 (gimple_compare_field_offset): ...this.
14362 * gimple.c (compare_field_offset): Rename into...
14363 (gimple_compare_field_offset): ...this. Compare the full access if
14364 the offset is self-referential.
14365 (gimple_types_compatible_p): Adjust for above renaming.
14366 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
14367 DECL_NONADDRESSABLE_P flag of fields before merging them.
14369 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
14371 * tree.h (ctor_to_list): Delete.
14372 * tree.c (ctor_to_list): Delete.
14374 2010-05-15 Jan Hubicka <jh@suse.cz>
14376 * ipa-reference.c: Include toplev.h
14377 (is_proper_for_analysis): Only add to all_module_statics
14378 if it is allocated.
14379 (write_node_summary_p, stream_out_bitmap,
14380 ipa_reference_write_optimization_summary,
14381 ipa_reference_read_optimization_summary): New.
14382 (struct ipa_opt_pass_d pass_ipa_reference): Add
14383 optimization summary streaming.
14384 * lto-cgraph.c (referenced_from_this_partition_p,
14385 reachable_from_this_partition_p): New functions.
14386 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
14387 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
14388 * opts.c (decode_options): Enable ipa_reference.
14389 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
14390 * lto-streamer.h (referenced_from_this_partition_p,
14391 reachable_from_this_partition_p): Declare.
14393 2010-05-15 Richard Guenther <rguenther@suse.de>
14395 PR tree-optimization/44038
14396 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
14397 taking the address of a V_C_E of a constant.
14399 2010-05-14 Jan Hubicka <jh@suse.cz>
14401 * tree.h (memory_identifier_string): Remove.
14402 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
14403 (ipa_reference_global_vars_info_d): Remove statics_not_read and
14404 statics_not_written.
14405 (ipa_reference_optimization_summary_d): New structure.
14406 (ipa_reference_optimization_summary_t): New type and vector.
14407 (ipa_reference_vars_info_d): Embedd structures instead of using
14409 (reference_vars_to_consider): Remove out of GGC space.
14410 (module_statics_escape): Remove.
14411 (global_info_obstack): Rename to ...
14412 (optimization_summary_obstack): ... this one.
14413 (initialization_status_t): Remove.
14414 (memory_identifier_string): Remove.
14415 (get_reference_vars_info): Fix indenting.
14416 (set_reference_vars_info): Likewise.
14417 (get_reference_optimization_summary): New.
14418 (set_reference_optimization_summary): New.
14419 (get_global_reference_vars_info): Remove.
14420 (ipa_reference_get_read_global): Remove.
14421 (ipa_reference_get_written_global): Remove.
14422 (ipa_reference_get_not_read_global): Update.
14423 (ipa_reference_get_not_written_global): Update.
14424 (is_proper_for_analysis): Outlaw addressable.
14425 (propagate_bits): Update for new datastructures.
14426 (analyze_variable): Remove.
14427 (init_function_info): Update for new datastructures.
14428 (clean_function_local_data): Remove.
14429 (clean_function): Remove.
14430 (copy_global_bitmap): Use optimizations_summary_obstack.
14431 (duplicate_node_data): Duplicate optimization summary only.
14432 (remove_node_data): Remove optimization summary only.
14433 (generate_summary): Do not analyze variables; do not compute
14434 module_statics_escape; do not prune solutions by it.
14435 (read_write_all_from_decl): Fix typos in comments.
14436 (propagate): Doscover readonly and nonaddressable first;
14437 update for new datastructures; share global bitmaps.
14438 * ipa-reference.h (ipa_reference_get_read_global,
14439 ipa_reference_get_written_global): Remove.
14440 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
14441 * Makefile.in: Remove ipa-refereference from GT files.
14443 2010-05-14 Jakub Jelinek <jakub@redhat.com>
14446 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
14447 for all SYMBOL_REF_DECLs.
14449 2010-05-14 Jan Hubicka <jh@suse.cz>
14451 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
14452 (varpool_all_refs_explicit_p): New inline function.
14453 * ipa-reference.c: Update comment.
14454 (module_statics_written): Remove.
14455 (get_static_decl): Remove.
14456 (ipa_init): Do not initialize module_statics_written.
14457 (analyze_function): Likewise.
14458 (generate_summary): Likewise; do not compute module_statics_readonly
14459 and do not update variable flags.
14460 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
14461 * ipa.c: Inlucde flags.h
14462 (cgraph_local_node_p): New.
14463 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
14464 promote functions to local.
14465 (ipa_discover_readonly_nonaddressable_vars): New function.
14466 (function_and_variable_visibility): Use cgraph_local_node_p.
14467 * varpool.c (varpool_finalize_decl): Set force_output for
14468 DECL_PRESERVE_P vars.
14470 2010-05-14 Jan Hubicka <jh@suse.cz>
14472 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
14474 2010-05-14 Richard Guenther <rguenther@suse.de>
14476 PR tree-optimization/44119
14477 * tree-ssa-pre.c (eliminate): Properly mark replacement of
14478 a PHI node necessary.
14480 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
14482 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
14484 2010-05-14 Jason Merrill <jason@redhat.com>
14487 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
14488 (gimple_call_set_nothrow): New.
14489 * gimple.c (gimple_build_call_from_tree): Call it.
14490 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
14493 * gimplify.c (gimplify_seq_add_stmt): No longer static.
14494 * gimple.h: Declare it.
14495 * gimple.c (gimple_build_eh_filter): No ops.
14497 2010-05-14 Jan Hubicka <jh@suse.cz>
14499 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
14500 nodes already in queue.
14501 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
14502 re-enqueueing node.
14504 2010-05-14 Jakub Jelinek <jakub@redhat.com>
14507 * cfgexpand.c (expand_debug_expr): If non-memory op0
14508 has BLKmode, return NULL.
14510 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
14512 * config.gcc: Add support for --with-cpu option for bdver1.
14513 * config/i386/i386.h (TARGET_BDVER1): New macro.
14514 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
14515 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
14516 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
14517 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
14518 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
14519 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
14520 (processor_type): Add PROCESSOR_BDVER1.
14521 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
14522 processor_type in config/i386/i386.h.
14523 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
14524 movaps <reg, reg> instead of movapd <reg, reg> when replacing
14525 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
14526 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
14527 to emit packed xor instead of packed double/packed integer
14528 xor for SSE and AVX when moving a zero value.
14529 * config/i386/sse.md: Add check for
14530 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
14531 movapd/movdqa for SSE and AVX.
14532 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
14533 single logical operations i.e and, or and xor instead of packed double
14534 logical operations for SSE and AVX.
14535 * config/i386/i386-c.c (ix86_target_macros_internal):
14536 Add PROCESSOR_BDVER1.
14537 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
14538 (has_fma4, has_xop): New.
14539 * config/i386/i386.c (bdver1_cost): New variable.
14540 (m_BDVER1): New macro.
14541 (m_AMD_MULTIPLE): Add m_BDVER1.
14542 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
14543 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
14544 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
14545 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
14546 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
14547 x86_tune_sse_partial_reg_dependency,
14548 x86_tune_sse_unaligned_load_optimal,
14549 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
14550 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
14551 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
14552 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
14553 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
14554 Enable/disable for bdver1.
14555 (processor_target_table): Add bdver1_cost.
14556 (cpu_names): Add bdver1.
14557 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
14558 processor_alias_table.
14559 (ix86_expand_vector_move_misalign): Change.
14560 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
14561 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
14562 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
14563 of movupd/movdqu for SSE and AVX.
14564 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
14565 (ix86_tune_adjust_cost): Add code for bdver1.
14566 (standard_sse_constant_opcode): Add check for
14567 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
14568 of packed double xor for SSE and AVX.
14570 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
14572 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
14573 result to unsigned.
14575 2010-05-14 Tristan Gingold <gingold@adacore.com>
14577 * toplev.c (default_debug_hooks): Remove this variable.
14578 (process_options): Remove assignments to default_debug_hooks.
14580 2010-05-14 Martin Jambor <mjambor@suse.cz>
14582 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
14583 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
14584 * langhooks.h (struct lang_hooks_for_decls): Removed field
14586 * tree.c (free_lang_data): Remove assignment to
14587 lang_hooks.fold_obj_type_ref.
14588 * tree.def (OBJ_TYPE_REF): Update comment.
14590 2010-05-14 Richard Guenther <rguenther@suse.de>
14592 PR tree-optimization/44124
14593 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
14595 2010-05-14 Alan Modra <amodra@gmail.com>
14598 * config/rs6000/rs6000.c (struct machine_function): Reorder
14599 fields for better packing. Add lr_save_state.
14600 (rs6000_ra_ever_killed): Return lr_save_state if set.
14601 (rs6000_emit_eh_reg_restore): Set lr_save_state.
14603 2010-05-13 Jan Hubicka <jh@suse.cz>
14605 * varpool.c (decide_is_variable_needed): Drop code checking
14606 TREE_SYMBOL_REFERENCED.
14608 2010-05-13 Jan Hubicka <jh@suse.cz>
14610 * final.c (output_addr_const): Do not call mark_decl_referenced.
14611 * cgraphunit.c (process_function_and_variable_attributes): Use
14612 mark_needed_node dirrectly.
14613 (assemble_thunk): Do not call mark_decl_referenced.
14615 2010-05-13 Anatoly Sokolov <aesok@post.ru>
14617 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
14619 2010-05-13 Jeff Law <law@redhat.com>
14621 * ira-conflicts.c (print_allocno_conflicts): New function broken out
14623 (print_conflicts): Call print_allocno_conflicts.
14625 2010-05-13 Jakub Jelinek <jakub@redhat.com>
14628 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
14631 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
14633 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
14634 t-mingw-w64 or t-mingw-w32 for multilib configuration.
14635 * config/i386/t-mingw-w32: New.
14636 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
14638 2010-05-13 Martin Jambor <mjambor@suse.cz>
14640 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
14642 * gimple-fold.c (get_base_binfo_for_type): New function.
14643 (gimple_get_relevant_ref_binfo): Likewise.
14644 (gimple_fold_obj_type_ref_known_binfo): Likewise.
14645 (gimple_fold_obj_type_ref): Likewise.
14646 (fold_gimple_call): Simplify condition for folding virtual calls
14647 and call gimple_fold_obj_type_ref.
14648 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
14649 (gimple_fold_obj_type_ref_known_binfo): Likewise.
14651 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
14653 * config/rs6000/rs6000-protos.h
14654 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
14655 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
14656 (rs6000_debug_mode_dependent_address)
14657 (rs6000_mode_dependent_address_ptr): Likewise.
14659 2010-05-13 Jakub Jelinek <jakub@redhat.com>
14662 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
14664 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
14665 * tree-sra.c (create_access_replacement): Call unshare_expr before
14666 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
14667 * dwarf2out.c: Include tree-flow.h.
14668 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
14669 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
14670 Handle DW_OP_bit_piece.
14671 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
14672 construct_piece_list, adjust_piece_list): New functions.
14673 (add_var_loc_to_decl): Handle SRA optimized variables.
14674 Adjust for var_loc_note to loc field renaming.
14675 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
14676 in VAR_LOCATION note.
14677 (new_loc_descr_op_bit_piece): New function.
14678 (dw_sra_loc_expr): New function.
14679 (dw_loc_list): Use it. Don't handle the last range after the
14680 loop, handle it inside of the loop. Adjust for var_loc_note
14681 to loc field renaming.
14682 (add_location_or_const_value_attribute): Only special case
14683 single entry loc lists if loc is NOTE_P. Adjust for
14684 var_loc_note to loc field renaming.
14685 (dwarf2out_var_location): Don't set newloc->var_loc_note
14686 and newloc->next here.
14688 2010-05-12 Jan Hubicka <jh@suse.cz>
14690 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
14692 * cgraph.h (cgraph_only_called_directly_p,
14693 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
14694 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
14695 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
14697 * ipa.c (cgraph_remove_unreachable_nodes): Use
14698 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
14700 * tree-inline.c (copy_bb): Check address_taken flag.
14701 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
14702 externally_visible flag.
14704 2010-05-12 Jason Merrill <jason@redhat.com>
14708 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
14709 * sdbout.c (plain_type_1): Likewise.
14710 * dwarf2out.c (is_base_type): Likewise.
14711 (gen_type_die_with_usage): Likewise. Generate
14712 DW_TAG_unspecified_type for any LANG_TYPE.
14714 2010-05-12 Jan Hubicka <jh@suse.cz>
14716 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
14718 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
14719 (cgraph_clone_edge): Update.
14720 (cgraph_node_remove_callees): Remove indirect calls too.
14721 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
14722 (cgraph_create_indirect_edge): Update prototype.
14723 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
14724 is_proper_for_analysis.
14725 (add_new_function, visited_nodes, function_insertion_hook_holder,
14726 get_local_reference_vars_info, mark_address_taken, mark_address,
14727 mark_load, mark_store, check_asm_memory_clobber, check_call,
14728 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
14729 (ipa_init): Do not initialize visited_nodes;
14730 function_insertion_hook_holder.
14731 (analyze_variable): Rewrite.
14732 (analyze_function): Rewrite.
14733 (copy_local_bitmap): Remove.
14734 (duplicate_node_dat): Do not duplicate local info.
14735 (generate_summary): Simplify to only walk cgraph.
14736 (write_node_summary_p, ipa_reference_write_summary,
14737 ipa_reference_read_summary): Remove.
14738 (propagate): Do not remove function insertion;
14740 (pass_ipa_reference): NULLify summary handling fields.
14741 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
14742 (input_edge): Input ecf_flags.
14743 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
14744 (update_indirect_edges_after_inlining): Ignore edges with unknown
14747 2010-05-12 Sriraman Tallam <tmsriram@google.com>
14749 * implicit-zee.c: New file.
14750 * tree-pass.h (pass_implicit_zee): Declare.
14751 * passes.c (init_optimization_passes): Add zee pass.
14752 * common.opt (fzee): New flag.
14753 * timevar.def (TV_ZEE): Define.
14754 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
14756 * Makefile.in (implicit-zee.o): Add new build file.
14758 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
14759 Nathan Froyd <froydnj@codesourcery.com>
14761 * c-common.c (sync_resolve_params): Remove write-only variable.
14763 2010-05-12 Anatoly Sokolov <aesok@post.ru>
14765 * target.h (struct gcc_target): Add mode_dependent_address_p field.
14766 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
14767 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
14768 * targhooks.c (default_mode_dependent_address_p): New function.
14769 * targhooks.h (default_mode_dependent_address_p): Declare function.
14770 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
14771 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
14772 * recog.c (mode_dependent_address_p): Call mode_dependent_address_p
14773 target hook. Change return type to bool.
14774 * recog.h (mode_dependent_address_p): Change return type to bool.
14776 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
14777 Nathan Froyd <froydnj@codesourcery.com>
14779 * tree-mudflap.c (build_function_type_0, build_function_type_1,
14780 build_function_type_2, build_function_type_3): Remove.
14781 (mudflap_init): Use build_function_type_list.
14783 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
14784 Nathan Froyd <froydnj@codesourcery.com>
14786 * coverage.c (build_fn_info_value): Call build_constructor instead of
14787 build_constructor_from_list.
14788 (build_ctr_info_value): Likewise.
14789 (build_gcov_info): Likewise.
14791 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
14793 * tree.c (build_constructor): Compute TREE_CONSTANT for the
14794 resultant constructor.
14795 (build_constructor_single): Don't set TREE_CONSTANT.
14796 (build_constructor_from_list): Don't compute TREE_CONSTANT.
14798 2010-05-12 Jan Hubicka <jh@suse.cz>
14800 * cgraph.h (struct varpool_node): Add aux.
14801 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
14802 * varpool.c (varpool_remove_node): Do not remove initializer.
14803 (varpool_reset_queue): Export.
14804 (varpool_finalize_decl): Volatile vars are forced to be output.
14805 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
14807 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
14808 process_references, varpool_can_remove_if_no_refs): New functions.
14809 (cgraph_remove_unreachable_nodes): Handle variables too.
14811 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
14814 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
14816 2010-05-12 Jakub Jelinek <jakub@redhat.com>
14818 PR middle-end/44085
14819 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
14820 change value of ORT_TASK.
14821 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
14822 (omp_notice_threadprivate_variable): New function.
14823 (omp_notice_variable): Call it for threadprivate variables.
14824 If enclosing ctx is a task, print enclosing task rather than
14825 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
14826 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
14827 if task has untied clause.
14830 * dwarf2out.c (base_type_die): Don't add name attribute here.
14831 (modified_type_die): Instead of sizetype use
14832 its underlying original type. If a DW_TAG_base_type doesn't
14833 have name added, add __unknown__.
14834 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
14835 always call force_type_die instead.
14837 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
14839 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
14840 for __stack_chk_guard.
14842 2010-05-11 Jakub Jelinek <jakub@redhat.com>
14844 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
14845 don't call start_source_file debug hook here...
14846 (finish_options): ... but here, after outputting predefined and
14847 command line defines and undefs.
14849 PR middle-end/44071
14850 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
14852 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
14853 optimizing away empty bb with no successors, move over its
14854 footer chain to fallthru predecessor.
14855 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
14856 (rtl_split_edge): For asm goto call patch_jump_insn even if
14857 splitting fallthru edge.
14860 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
14861 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
14862 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
14863 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
14867 * c-parser.c (c_parser_expression): Mark LHS of a comma
14868 expression as read if it is a decl, handled component or
14869 COMPOUND_EXPR with that on the RHS.
14870 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
14871 if it is a decl or handled component.
14873 2010-05-11 Jan Hubicka <jh@suse.cz>
14875 * lto-symtab.c (lto_symtab_free): New function.
14876 * lto-streamer.h (lto_symtab_free): Declare.
14878 2010-05-11 Jan Hubicka <jh@suse.cz>
14880 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
14881 that if function is needed it is reachable.
14882 (lto_output_node): See if it the function is reachable or referenced.
14883 (output_cgraph): Update call of lto_output_node.
14884 * lto-streamer.h (reachable_from_other_partition_p): Declare.
14886 2010-05-11 Jan Hubicka <jh@suse.cz>
14888 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
14891 2010-05-11 Jan Hubicka <jh@suse.cz>
14893 PR tree-optimize/44063
14894 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
14896 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
14898 (estimate_function_body_sizes): Compute sizes even when disregarding.
14900 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
14902 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
14904 2010-05-11 Jan Hubicka <jh@suse.cz>
14906 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
14907 into every boundary.
14909 2010-05-11 Jan Hubicka <jh@suse.cz>
14911 * matrix-reorg.c (matrix_reorg): Rebuild edges.
14913 2010-05-11 Jan Hubicka <jh@suse.cz>
14915 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
14916 lto_streamer_cache_delete): Put nodes into heap.
14917 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
14920 2010-05-11 Jan Hubicka <jh@suse.cz>
14922 * cgraphbuild.c (cgraph_rebuild_references): New.
14923 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
14924 out extern inlines.
14925 * cgraph.h (cgraph_rebuild_references): Declare.
14926 * tree-inline.c (tree_function_versioning): Use it.
14927 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
14929 2010-05-11 Jan Hubicka <jh@suse.cz>
14931 * cgraph.c: Include ipa-utils.h
14932 (cgraph_create_virtual_clone): Update references.
14933 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
14935 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
14937 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
14938 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
14941 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
14943 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
14945 2010-05-11 Jakub Jelinek <jakub@redhat.com>
14947 * gcc.c (execute): For -### don't quote arguments that
14948 contain just alphanumerics and _/-. characters.
14949 * doc/invoke.texi: Document that change for -###.
14952 * df-problems.c (struct dead_debug): Add to_rescan field.
14953 (dead_debug_init): Clear to_rescan field.
14954 (dead_debug_finish): Rescan all debug insns in to_rescan
14955 bitmap and free the bitmap.
14956 (dead_debug_insert_before): Instead of rescanning debug insns
14957 immediately queue their rescanning until dead_debug_finish.
14958 (df_note_bb_compute): After dead_debug_add do continue instead
14961 2010-05-10 Jakub Jelinek <jakub@redhat.com>
14964 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
14965 clear also INSN_REG_USE_LIST.
14967 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14969 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
14971 2010-05-10 Jan Hubicka <jh@suse.cz>
14973 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
14976 2010-05-10 Jan Hubicka <jh@suse.cz>
14978 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
14980 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
14981 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
14982 (lto_streamer_cache_create): Init alloc pool.
14983 (lto_streamer_cache_delete): Free alloc pool.
14984 * lto-streamer.h: Include alloc pool.
14985 (lto_streamer_cache_d): Use alloc pool.
14986 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
14988 2010-05-10 Jan Hubicka <jh@suse.cz>
14990 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
14991 * cgraphbuild.c: Include except.h
14992 (record_type_list, record_eh_tables): New function.
14993 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
14995 2010-05-10 Jan Hubicka <jh@suse.cz>
14997 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
14998 __frame_dummy_init_array_entry, force_to_data): Attribute as used
14999 rather than unused.
15001 2010-05-10 Michael Matz <matz@suse.de>
15003 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
15004 (can_reassociate_p): Use FLOAT_TYPE_P.
15005 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
15006 (vect_force_simple_reduction): ... this.
15007 * tree-parloops.c (gather_scalar_reductions): Use
15008 vect_force_simple_reduction.
15009 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
15010 vect_is_simple_reduction, add modify argument, if true rewrite
15011 "a-b" into "a+(-b)".
15012 (vect_is_simple_reduction, vect_force_simple_reduction): New
15014 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
15016 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
15017 Vladimir Makarov <vmakarov@redhat.com>
15019 PR rtl-optimization/44012
15020 * ira-build.c (remove_unnecessary_allocnos): Nullify
15021 regno_allocno_map of the removed allocno.
15023 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15025 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
15027 * configure: Regenerate.
15029 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15031 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
15033 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
15034 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
15036 * configure: Regenerate.
15038 2010-05-10 Richard Guenther <rguenther@suse.de>
15040 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
15041 marked if the entry identifier is marked.
15043 2010-05-10 Richard Guenther <rguenther@suse.de>
15045 * c-common.c (struct c_common_attributes): Add fnspec attribute.
15046 (handle_fnspec_attribute): New function.
15047 * gimple.h (gimple_call_return_flags): Declare.
15048 (gimple_call_arg_flags): Likewise.
15049 * gimple.c (gimple_call_arg_flags): New function.
15050 (gimple_call_return_flags): Likewise.
15051 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
15052 New argument flags.
15053 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
15054 return value flags.
15055 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
15056 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
15058 (make_heapvar_for): ... this new function.
15059 (handle_rhs_call): Handle fnspec attribute argument specifiers.
15060 (handle_lhs_call): Likewise.
15061 (find_func_aliases): Adjust.
15063 2010-05-10 Richard Guenther <rguenther@suse.de>
15065 PR tree-optimization/44050
15066 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
15068 2010-05-10 Wei Guozhi <carrot@google.com>
15071 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
15073 2010-05-09 Joseph Myers <joseph@codesourcery.com>
15076 * c-typeck.c (lookup_field): Take a type directly. Update
15078 (build_component_ref): Update call to lookup_field.
15079 (set_init_label): Use lookup_field to find initialized field.
15080 Handle returned list of fields like a sequence of designators.
15082 2010-05-09 Richard Guenther <rguenther@suse.de>
15084 PR middle-end/44024
15085 * fold-const.c (tree_single_nonzero_warnv_p): Properly
15086 handle &FUNCTION_DECL.
15088 2010-05-09 Joseph Myers <joseph@codesourcery.com>
15091 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
15092 structures and unions recursively.
15093 (detect_field_duplicates): Move duplicate detection with a hash to
15094 detect_field_duplicates_hash. Always use a hash if anonymous
15095 structures or unions are present.
15096 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
15099 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
15102 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
15103 detect Atom, Core 2 and Core i7.
15105 2010-05-09 Richard Guenther <rguenther@suse.de>
15107 * gcc.c (store_arg): Handle temporary file deletion for
15110 2010-05-09 Richard Guenther <rguenther@suse.de>
15112 PR middle-end/44043
15113 * ipa-inline.c (estimate_function_body_sizes): Return after
15114 disregarding inline limits.
15116 2010-05-09 Richard Guenther <rguenther@suse.de>
15118 * gcc.c (store_arg): Revert last change.
15120 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
15122 PR middle-end/28685
15123 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
15124 (optimize_ops_list): Call it.
15126 2010-05-08 Richard Guenther <rguenther@suse.de>
15128 PR tree-optimization/44030
15129 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
15130 NECESSARY flag if we propagate from a inserted expression.
15132 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
15134 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
15135 domain types as equal if they are both PLACEHOLDER_EXPRs.
15137 2010-05-08 Richard Guenther <rguenther@suse.de>
15139 * lto-wrapper.c (run_gcc): Remove linker output from
15140 command line for LTRANS invocation.
15142 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
15144 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
15145 lto-macho as lto_binary_reader.
15146 * target.h (struct gcc_target): New hooks lto_start and lto_end.
15147 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
15148 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
15149 in lto_start and lto_end calls.
15150 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
15152 (scan_prog_file): Update is_elf_or_coff call.
15153 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
15155 * collect2.c (main): Fix enum comparison.
15157 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
15159 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
15160 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
15161 and TARGET_ASM_LTO_END.
15162 * darwin.c: Include obstack.h and lto-streamer.h.
15163 (lto_section_names_offset, lto_section_names_obstack,
15164 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
15166 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
15167 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
15168 to a temporary file.
15169 (darwin_asm_lto_end): New function. Restore asm_out_file.
15170 (darwin_asm_named_section): For LTO sections, replace the name with
15171 the offset of the section name in a string table, and build this
15173 (darwin_file_start): Initialize global vars for LTO support.
15174 (darwin_file_end): If output to asm_out_file was redirected, append it
15175 to the proper asm_out_file here. Add the section names section.
15177 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
15179 * c-pragma.c (pending_weak_d, pending_weak): New.
15180 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
15181 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
15182 handle_pragma_weak): Update the uses of pending_weaks.
15184 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15186 PR documentation/44016
15187 * doc/standards.texi (Standards): Link to unversioned
15188 cxx0x_status.html page.
15190 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
15193 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
15194 in addition to TREE_USED, to avoid "set but unused" warnings.
15196 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
15198 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
15199 (is_loop_prefetching_profitable): Do not insert prefetches
15200 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
15201 times the prefetch ahead distance.
15203 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
15205 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
15206 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
15207 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
15210 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
15212 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
15213 a diagnostic info when the insn-to-mem ratio is too small.
15215 2010-05-07 Richard Guenther <rguenther@suse.de>
15217 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
15219 (store_arg): Queue temp_filename for deletion instead of
15220 the whole argument.
15222 2010-05-07 Richard Guenther <rguenther@suse.de>
15224 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
15225 (run_gcc): Handle LTRANS phase invocation.
15226 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
15228 2010-05-07 Jakub Jelinek <jakub@redhat.com>
15230 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
15231 this is also meaningful on PARM_DECLs and RESULT_DECLs.
15233 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15235 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
15237 2010-05-07 Richard Guenther <rguenther@suse.de>
15239 PR tree-optimization/44020
15240 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
15241 code when PRE is not yet initialized.
15243 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15245 * config/mips/dbxmdebug.h: Remove.
15246 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
15248 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
15250 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
15251 with null pointer and also warn about ordered comparison of zero with
15252 pointer if -Wextra.
15254 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
15256 * graphite-blocking.c
15257 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
15258 * graphite-clast-to-gimple.c
15259 (clast_to_gcc_expression): Same.
15260 (precision_for_value): Same.
15261 (precision_for_interval): Same.
15262 (gcc_type_for_interval): Same.
15263 (graphite_create_new_guard): Same.
15264 (compute_bounds_for_level): Same.
15265 (graphite_create_new_loop_guard): Same.
15266 * graphite-interchange.c
15267 (build_linearized_memory_access): Same.
15268 (pdr_stride_in_loop): Same.
15269 (memory_strides_in_loop_1): Same.
15270 (memory_strides_in_loop): Same.
15271 (extend_scattering): Same.
15272 (psct_scattering_dim_for_loop_depth): Same.
15273 (pbb_number_of_iterations): Same.
15275 (debug_iteration_domains): Same.
15277 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
15278 (ppl_set_inhomogeneous_gmp): Same.
15279 (ppl_strip_loop): Same.
15280 (ppl_lexico_compare_linear_expressions): Same.
15281 (ppl_read_polyhedron_matrix): Same.
15282 (ppl_max_for_le_pointset): Same.
15284 (ppl_read_polyhedron_matrix): Same.
15285 (tree_int_to_gmp): Same.
15286 (gmp_cst_to_tree): Same.
15287 (ppl_set_inhomogeneous): Same.
15288 (ppl_set_inhomogeneous_tree): Same.
15289 (ppl_set_coef): Same.
15290 (ppl_set_coef_tree): Same.
15291 * graphite-sese-to-poly.c
15292 (build_pbb_scattering_polyhedrons): Same.
15293 (build_scop_scattering): Same.
15294 (scan_tree_for_params_right_scev): Same.
15295 (scan_tree_for_params): Same.
15296 (find_params_in_bb): Same.
15297 (find_scop_parameters): Same.
15298 (add_upper_bounds_from_estimated_nit): Same.
15299 (build_loop_iteration_domains): Same.
15300 (add_condition_to_domain): Same.
15301 (pdr_add_memory_accesses): Same.
15303 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
15305 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
15306 CLooG's value_* macros to their respective mpz_* counterparts.
15307 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
15308 (graphite_create_new_loop_guard): Same.
15309 * graphite-interchange.c (build_linearized_memory_access): Same.
15310 (pdr_stride_in_loop): Same.
15311 (memory_strides_in_loop_1): Same.
15312 (1st_interchange_profitable_p): Same.
15313 * graphite-poly.c (extend_scattering): Same.
15314 (psct_scattering_dim_for_loop_depth): Same.
15315 (pbb_number_of_iterations): Same.
15316 (pbb_number_of_iterations_at_time): Same.
15317 * graphite-poly.h (new_1st_loop): Same.
15318 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
15319 (oppose_constraint): Same.
15320 (insert_constraint_into_matrix): Same.
15321 (ppl_set_inhomogeneous_gmp): Same.
15322 (ppl_set_coef_gmp): Same.
15323 (ppl_strip_loop): Same.
15324 (ppl_lexico_compare_linear_expressions): Same.
15325 (ppl_max_for_le_pointset): Same.
15326 (ppl_min_for_le_pointset): Same.
15327 (ppl_build_realtion): Same.
15328 * graphite-ppl.h (gmp_cst_to_tree): Same.
15329 (ppl_set_inhomogeneous): Same.
15330 (ppl_set_inhomogeneous_tree): Same.
15331 (ppl_set_coef): Same.
15332 (ppl_set_coef_tree): Same.
15333 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
15334 (build_scop_scattering): Same.
15335 (add_value_to_dim): Same.
15336 (scan_tree_for_params_right_scev): Same.
15337 (scan_tree_for_params_int): Same.
15338 (scan_tree_for_params): Same.
15339 (find_params_in_bb): Same.
15340 (find_scop_parameters): Same.
15341 (add_upper_bounds_from_estimated_nit): Same.
15342 (build_loop_iteration_domains): Same.
15343 (create_linear_expr_from_tree): Same.
15344 (add_condition_to_domain): Same.
15345 (pdr_add_memory_accesses): Same.
15347 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
15348 Jason Merrill <jason@redhat.com>
15350 * c-common.c (c_common_reswords): Add nullptr.
15351 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
15352 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
15353 (gen_type_die_with_usage): Likewise.
15354 * dbxout.c (dbxout_type): Likewise.
15355 * sdbout.c (plain_type_1): Likewise.
15357 2010-05-06 Jason Merrill <jason@redhat.com>
15359 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
15360 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
15362 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
15364 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
15365 stripping WITH_SIZE_EXPR.
15366 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
15369 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15371 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
15372 list of obsolete configurations.
15373 Disabled check for obsolete configurations.
15374 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
15375 Removed support for previous versions.
15376 * config/mips/iris.h: Removed.
15377 * config/mips/iris5.h: Removed.
15378 * config/mips/iris6.h: Merged old iris.h contents.
15379 (TARGET_IRIX): Removed.
15380 (DRIVER_SELF_SPECS): Removed mabi=32.
15381 (IDENT_ASM_OP): Removed undef.
15382 (STARTFILE_SPEC): Removed mabi=32.
15383 (ENDFILE_SPEC): Likewise.
15384 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
15385 (MACHINE_TYPE): Update for IRIX 6.5.
15386 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
15387 TARGET_IRIX by TARGET_IRIX6.
15388 (mips_file_start): Likewise.
15389 (mips_output_external): Remove IRIX 5/6 O32 support.
15390 (mips_output_function_prologue): Likewise.
15391 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
15393 (TARGET_CPU_CPP_BUILTINS): Likewise.
15394 (TARGET_IRIX): Removed.
15395 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
15396 (MULTILIB_DIRNAMES): Removed 32.
15397 (MULTILIB_OSDIRNAMES): Removed ../lib.
15398 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
15399 (Specific, mips-sgi-irix5): Document removal.
15400 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
15401 Remove references to older IRIX 6 releases and the O32 ABI.
15403 2010-05-06 Jakub Jelinek <jakub@redhat.com>
15406 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
15407 instead of DF_REF_REAL_REG.
15409 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
15412 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
15413 handling to still return true for x64 targets.
15415 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
15417 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
15419 2010-05-06 Jan Hubicka <jh@suse.cz>
15421 PR tree-optimization/43791
15422 * ipa-inline.c (update_caller_keys): Remove bogus
15423 disregard_inline_limits check.
15425 2010-05-06 Michael Matz <matz@suse.de>
15427 PR tree-optimization/43984
15428 * tree-ssa-pre.c (inserted_phi_names): Remove.
15429 (inserted_exprs): Change to bitmap.
15430 (create_expression_by_pieces): Set bits, don't append to vector.
15431 (insert_into_preds_of_block): Don't handle inserted_phi_names.
15432 (eliminate): Don't look at inserted_phi_names, remove deleted
15433 insns from inserted_exprs.
15434 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
15435 (init_pre, fini_pre): Allocate and free bitmaps.
15436 (execute_pre): Insert insns on edges before elimination.
15438 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
15440 * tree.c (initializer_zerop): Handle STRING_CST.
15442 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
15445 * doc/invoke.texi (Wimplicit): Document as C only.
15446 * opts.c (common_handle_option): Add argument kind.
15447 (handle_option): Rename as read_cmdline_option. Factor out code to...
15448 (handle_option): ... here. New.
15449 (handle_options): Rename as read_cmdline_options.
15450 (decode_options): Update call.
15451 (set_option): Use option index instead of option pointer. Classify
15452 diagnostics correctly.
15453 (enable_warning_as_error): Call handle_option.
15454 * opts.h (set_option): Update declaration.
15455 (handle_option): Declare.
15456 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
15457 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
15458 * c-opts.c (set_Wimplicit): Delete.
15459 (c_family_lang_mask): New static constant.
15460 (c_common_handle_option): Add argument kind. Use handle_option
15461 instead of set_Wimplicit.
15462 (c_common_post_options): warn_implicit and warn_implicit_int
15463 are disabled by default.
15464 * c-common.c (warn_implicit): Do not define here.
15465 * c-common.h (warn_implicit): Do not declare here.
15466 (c_common_handle_option): Update declaration.
15467 * lto-opts.c (lto_reissue_options): Update call to set_option.
15469 2010-05-06 Richard Guenther <rguenther@suse.de>
15471 PR tree-optimization/43571
15472 * domwalk.c (walk_dominator_tree): Walk the dominator
15473 sons in more optimal order.
15475 2010-05-06 Richard Guenther <rguenther@suse.de>
15477 PR tree-optimization/43934
15478 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
15479 (stmt_cost): Likewise.
15480 (extract_true_false_args_from_phi): New helper.
15481 (determine_max_movement): For PHI nodes verify we can hoist them
15482 and compute their cost.
15483 (determine_invariantness_stmt): Handle PHI nodes.
15484 (move_computations_stmt): Likewise. Hoist PHI nodes in
15485 if-converted form using COND_EXPRs.
15486 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
15487 (tree_ssa_lim): Likewise.
15488 * tree-flow.h (tree_ssa_lim): Adjust prototype.
15489 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
15491 2010-05-06 Richard Guenther <rguenther@suse.de>
15493 PR tree-optimization/43987
15494 * tree-ssa-structalias.c (could_have_pointers): For possibly
15495 address-taken variables force pointers to be recorded.
15496 (create_variable_info_for_1): Likewise.
15497 (push_fields_onto_fieldstack): Pass in wheter all fields
15498 must have pointers.
15499 (find_func_aliases): Query types instead of vars whether
15500 they contain pointers where appropriate.
15502 2010-05-06 Jan Hubicka <jh@suse.cz>
15504 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
15505 (record_reference, mark_address, mark_load, mark_store): Record
15507 (record_references_in_initializer): Update call of record_references.
15508 (rebuild_cgraph_edges): Remove all references before rebuiding.
15509 * cgraph.c (cgraph_create_node): Clear ref list.
15510 (cgraph_remove_node): Remove references.
15511 (dump_cgraph_node): Dump references.
15512 (cgraph_clone_node): Clone references.
15513 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
15514 (struct cgraph_node, varpool_node): Add ref_lst.
15515 * ipa-ref.c: New file.
15516 * ipa-ref.h: New file.
15517 * ipa-ref-inline.h: New file.
15518 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
15519 (referenced_from_other_partition_p): New function.
15520 (lto_output_varpool_node): Take set arugment; call
15521 referenced_from_other_partition.
15522 (lto_output_ref): New.
15523 (add_references): New.
15524 (output_refs): New.
15525 (output_cgraph): Compute boundary based on references; output refs.
15526 (output_varpool): Accept cgraph_node_set argument.
15529 (input_cgraph): Call input_refs.
15530 * lto-section-in.c (lto_section_name): Add refs.
15531 * Makefile.in (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
15532 (ipa-ref.o): New file.
15533 * varpool.c (varpool_node): Clear ipa ref list.
15534 (varpool_remove_node): Remove references.
15535 (dump_varpool_node): Dump references.
15536 (varpool_assemble_decl): Only compile finalized ones.
15537 (varpool_extra_name_alias): Initialize ref list.
15538 * lto-streamer.c (lto-get_section_name): Add .refs section.
15539 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
15540 (referenced_from_other_partition_p): Declared.
15542 2010-05-06 Ira Rosen <irar@il.ibm.com>
15544 PR tree-optimization/43901
15545 * tree-vect-stmts.c (vectorizable_call): Assert that vector
15546 type is not NULL if it's transformation phase, and return
15547 FALSE if it's analysis.
15548 (vectorizable_conversion, vectorizable_operation,
15549 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
15551 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
15553 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
15555 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
15557 * config/mips/mips-protos.h
15558 (mips_small_register_classes_for_mode_p): Delete prototype.
15560 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
15562 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
15563 * config/arm/arm.c (multiple_operation_profitable_p,
15564 compute_offset_order): New static functions.
15565 (load_multiple_sequence, store_multiple_sequence): Use them.
15566 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
15567 memory offsets, not register numbers.
15568 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
15570 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
15572 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
15573 (get_pending_sizes, put_pending_size, put_pending_sizes):
15574 Update the uses of pending_sizes.
15575 * c-decl.c (store_parm_decls): Likewise.
15576 * c-tree.h (struct c_arg_info): Likewise.
15577 * tree.h: Update the prototype for get_pending_sizes and
15580 2010-05-05 Jason Merrill <jason@redhat.com>
15583 * c-common.c (handle_aligned_attribute): Respect
15584 ATTR_FLAG_TYPE_IN_PLACE.
15587 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
15588 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
15589 (TARGET_INITIALIZER): Use it.
15590 * c-common.c (attribute_takes_identifier_p): Call it.
15591 * c-common.h: Update prototype.
15592 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
15593 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
15595 2010-05-05 Jakub Jelinek <jakub@redhat.com>
15598 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
15599 DW_ID_down_case for Fortran compilation units.
15601 2010-05-05 Jan Hubicka <jh@suse.cz>
15603 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
15606 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
15608 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
15609 a variable-sized RESULT_DECL.
15611 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
15613 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
15615 2010-05-05 Jason Merrill <jason@redhat.com>
15618 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
15620 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
15622 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
15623 Jakub Jelinek <jakub@redhat.com>
15626 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
15627 (dead_debug_init, dead_debug_finish): New functions.
15628 (dead_debug_add, dead_debug_insert_before): Likewise.
15629 (df_note_bb_compute): Initialize a dead_debug object, add dead
15630 debug uses to it, insert debug bind insns before death insns,
15631 reset debug insns that refer to pending uses at the end.
15632 * rtl.h (make_debug_expr_from_rtl): New prototype.
15633 * varasm.c (make_debug_expr_from_rtl): New function.
15635 2010-05-05 Jan Hubicka <jh@suse.cz>
15637 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
15638 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
15639 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
15640 lto_varpool_encoder_deref, lto_varpool_encoder_size,
15641 lto_varpool_encoder_encode_initializer_p,
15642 lto_set_varpool_encoder_encode_initializer): New functions.
15643 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
15644 call output_varpool.
15645 (input_varpool_node): Do not always set analyzed.
15646 (input_cgraph_1): Return vector of cgraph nodes.
15647 (input_varpool_1): Return vector of varpools.
15648 (input_cgraph): Free the vectors.
15649 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
15650 output only initializers needed.
15651 (lto_output): Only call output_cgraph.
15652 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
15653 * lto-section-out.c (lto_new_out_decl_state): Initialize
15654 state->varpool_node_encoder.
15655 * lto-streamer.h (lto_varpool_encoder_d): New.
15656 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
15657 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
15658 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
15659 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
15660 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
15662 (output_varpool, input_varpool): Remove declarations.
15664 2010-05-05 Jan Hubicka <jh@suse.cz>
15666 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
15667 with body can prevail.
15669 2010-05-05 Jan Hubicka <jh@suse.cz>
15671 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
15674 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15676 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
15678 * gengtype.h (erro_at_line): Constify pos argument.
15680 * gengtype.c: Include hashtab.h.
15681 (enum gc_used): Document GC_MAYBE_POINTED_TO.
15682 (error_at_line): Constify pos argument.
15683 (do_typedef): Initialize p->opt field.
15684 (get_file_gtfilename): Fix comment typo.
15685 (struct walk_type_data): Constify line field.
15686 (get_output_file_for_structure): New function.
15687 (write_local_func_for_structure): Constify orig_s argument.
15688 Use get_output_file_for_structure.
15689 (write_func_for_structure): Use get_output_file_for_structure.
15690 (INDENT): New define.
15691 (dump_pair, dump_type, dump_type_list, dump_typekind)
15692 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
15693 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
15695 (seen_types): New variable.
15696 (main): New variable do_dump. Process "-d" command line option.
15697 Call dump_everything if dump requested.
15699 2010-05-05 Jakub Jelinek <jakub@redhat.com>
15701 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
15702 in a temporary instead of invoking the macro multiple times.
15703 (track_expr_p): Likewise.
15705 2010-05-04 Neil Vachharajani <nvachhar@google.com>
15707 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
15709 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
15710 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
15711 conditions for printing notes.
15712 * common.opt (-Wcoverage-mismatch): Allow negative, default to
15713 true, update documentation.
15714 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
15716 2010-05-04 Jakub Jelinek <jakub@redhat.com>
15719 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
15722 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
15725 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
15726 (*sse_prologue_save_insn1): Likewise.
15727 (SSE prologue save splitter): Likewise.
15729 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
15731 * tree.c (free_lang_data_in_one_sizepos): New inline function.
15732 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
15733 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
15734 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
15735 all decls. Call it on DECL_FIELD_OFFSET of fields.
15736 (find_decls_types_r): Follow DECL_VALUE_EXPR.
15737 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
15739 2010-05-04 Martin Jambor <mjambor@suse.cz>
15741 * tree-sra.c (build_access_from_expr_1): The first parameter type
15742 changed to simple tree.
15743 (build_access_from_expr): Likewise, gsi parameter was eliminated.
15744 (scan_assign_result): Renamed to assignment_mod_result, enum elements
15746 (build_accesses_from_assign): Removed all parameters except for a
15747 simple gimple statement. Now returns a simple bool.
15748 (scan_function): All non-analysis parts moved to separate functions
15749 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
15750 parameters and updated both callers.
15751 (sra_modify_expr): Removed parameter data.
15752 (sra_modify_function_body): New function.
15753 (perform_intra_sra): Call sra_modify_function_body to modify the
15755 (replace_removed_params_ssa_names): Parameter data changed into
15756 adjustments vector.
15757 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
15758 changed the parameter dont_convert to convert with the opposite
15760 (sra_ipa_modify_assign): Parameter data changed into adjustments
15761 vector, return value changed to bool.
15762 (ipa_sra_modify_function_body): New function.
15763 (sra_ipa_reset_debug_stmts): Updated a comment.
15764 (modify_function): Use ipa_sra_modify_function_body to modify function
15767 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
15769 PR middle-end/43671
15770 * alias.c (true_dependence): Handle the same VALUE in x and mem.
15771 (canon_true_dependence): Likewise.
15772 (write_dependence_p): Likewise.
15774 2010-05-04 Jan Hubicka <jh@suse.cz>
15776 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
15777 * cgraphbuild.c: Include ipa-utils.h
15778 (record_reference_ctx): New struct.
15779 (record_reference): Simplify to work on initializers; not statements.
15780 (mark_address, mark_load, mark_store): New.
15781 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
15782 walk PHI nodes too.
15783 (record_references_in_initializer): Update use of record_reference.
15784 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
15785 walk PHI nodes too.
15787 2010-05-04 Jan Hubicka <jh@suse.cz>
15789 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
15790 node will be removed anyway.
15791 (lto_varpool_replace_node): Allow also unanalyzed nodes;
15792 relink aliases of node into prevailing node.
15793 * varpool.c (varpool_remove_node): Remove aliases properly;
15794 when removing node, remove all its aliases too; remove DECL_INITIAL
15795 of removed node; ggc_free the varpool node.
15797 2010-05-04 Richard Guenther <rguenther@suse.de>
15799 PR tree-optimization/43879
15800 * tree-ssa-structalias.c (alias_get_name): Use
15801 DECL_ASSEMBLER_NAME if available.
15802 (create_function_info_for): Return the varinfo node.
15803 (ipa_pta_execute): Associate same-body aliases and extra names
15804 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
15806 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
15808 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
15810 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
15813 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
15814 only if HONOR_REG_ALLOC_ORDER is not defined.
15816 2010-05-04 Richard Guenther <rguenther@suse.de>
15818 PR tree-optimization/43949
15819 * tree-vrp.c (extract_range_from_binary_expr): Only handle
15822 2010-04-26 Jason Merrill <jason@redhat.com>
15824 * c.opt (-fstrict-enums): New.
15825 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
15827 2010-05-03 David Ung <davidu@mips.com>
15828 James E. Wilson <wilson@codesourcery.com>
15830 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
15831 emit the trap instruction before the divide for TUNE_74K.
15833 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
15835 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
15836 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
15837 based on the above, for new target hook.
15839 * hooks.c (hook_bool_mode_true): New generic hook.
15840 * hooks.h (hook_bool_mode_true): Add prototype.
15842 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
15844 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
15845 target hook, set to hook_bool_mode_false.
15846 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
15847 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
15848 with targetm.small_register_classes_for_mode_p.
15849 (find_reusable_reload): Likewise.
15850 (combine_reloads): Likewise.
15851 * reload1.c (reload_as_needed): Likewise.
15852 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
15853 * ifcvt.c (noce_process_if_block, check_cond_move_block,
15854 dead_or_predicable): Likewise.
15855 * regmove.c (optimize_reg_copy_1): Likewise.
15856 * calls.c (prepare_call_address): Likewise.
15857 (precompute_register_parameters): Likewise.
15859 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
15861 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
15862 implementation of the hook that considers all register classes
15863 small except for SH64.
15864 (sh_override_options): Use the new hook.
15865 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
15868 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
15870 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
15871 implementation of the hook that considers all register classes
15873 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
15876 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
15878 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
15879 implementation of the hook that considers all register classes
15881 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
15884 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
15886 * config/m32c/m32c.h: Likewise.
15887 * config/pdp11/pdp11.h: Likewise.
15888 * config/avr/avr.h: Likewise.
15889 * config/xtensa/xtensa.h: Likewise.
15890 * config/m68hc11/m68hc11.h: Likewise.
15891 * config/mn10300/mn10300.h: Likewise.
15892 * config/mcore/mcore.h: Likewise.
15893 * config/h8300/h8300.h: Likewise.
15894 * config/bfin/bfin.h: Likewise.
15896 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
15897 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
15899 2010-05-03 Anatoly Sokolov <aesok@post.ru>
15901 * double-int.h (tree_to_double_int): Remove macro.
15902 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
15903 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
15904 (tree_to_double_int): New function.
15905 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
15907 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
15909 2010-05-03 Richard Guenther <rguenther@suse.de>
15911 PR tree-optimization/43971
15912 * tree-ssa-structalias.c (get_constraint_for_1): Fix
15913 constraints in the !flag_delete_null_pointer_checks case.
15915 2010-05-03 Jakub Jelinek <jakub@redhat.com>
15918 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
15919 result mode matches original rtl mode.
15921 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
15924 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
15926 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
15928 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
15929 when processing flag options.
15931 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
15933 * gcov-iov.c (main): Change format string placeholder
15934 from %#08x to 0x%08x.
15935 * genchecksum.c (dosum): Change format string placeholder
15936 from %#02x to 0x%02x.
15938 2010-05-02 Richard Guenther <rguenther@suse.de>
15940 PR tree-optimization/43879
15941 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
15943 2010-05-02 Bruno Haible <bruno@clisp.org>
15945 * doc/extend.texi (Function Attributes): Fix a typo.
15947 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
15950 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
15951 placeholder from 0x%x to %#x.
15952 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
15953 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
15954 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
15955 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
15956 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
15957 * config/i386/i386.c (ix86_target_string): Ditto.
15958 * config/i386/i386.c (output_pic_addr_const): Ditto.
15959 (print_operand): Ditto.
15961 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
15963 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
15964 placeholder from 0x%x to %#x.
15965 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
15966 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
15967 (ASM_OUTPUT_DEBUG_DATA): Ditto.
15968 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
15969 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
15970 * optc-gen.awk: Ditto.
15971 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
15972 (HOST_WIDE_INT_PRINT_HEX): Ditto.
15973 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
15974 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
15976 2010-05-01 Anatoly Sokolov <aesok@post.ru>
15978 * target.h (struct calls): Add function_value_regno_p field.
15979 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
15980 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
15981 * targhooks.c (default_function_value_regno_p): New function.
15982 * targhooks.h (default_function_value_regno_p): Declare function.
15983 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
15984 * builtins.c. (apply_result_size): (Ditto.).
15985 * combine.c. (likely_spilled_retval_p): (Ditto.).
15986 * mode-switching.c. Include 'target.h'.
15987 (create_pre_exit): Use function_value_regno_p hook.
15988 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
15989 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
15990 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
15992 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
15993 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
15994 (ix86_function_value_regno_p): Declare as static, change argument
15995 type to const unsigned int.
15996 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
15998 2010-05-01 Richard Guenther <rguenther@suse.de>
16000 PR tree-optimization/43949
16001 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
16003 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
16005 2010-05-01 Anatoly Sokolov <aesok@post.ru>
16007 * rtl.h (CONST_DOUBLE_P): Define.
16008 (rtx_to_double_int): Declare.
16009 * emit-rtl.c (rtx_to_double_int): New function.
16010 * dwarf2out.c (insert_double): New function.
16011 (loc_descriptor, add_const_value_attribute): Clean up, use
16012 rtx_to_double_int and insert_double functions.
16014 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
16016 * doc/extend.texi (Inline): Add missing return keyword to examples.
16017 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
16020 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
16022 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
16023 the variable part of the offset as well. Use highest_pow2_factor for
16024 all alignment checks.
16026 2010-04-30 Richard Guenther <rguenther@suse.de>
16028 PR tree-optimization/43879
16029 * tree-ssa-structalias.c (type_could_have_pointers): Functions
16032 2010-04-30 Jan Hubicka <jh@suse.cz>
16034 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
16036 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
16038 2010-04-30 Jan Hubicka <jh@suse.cz>
16040 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
16042 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
16043 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
16044 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
16045 cgraph_node_set_needs_ltrans_p): Remove.
16047 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
16049 * sdbout.c: Include vec.h, do not include varray.h.
16050 (deferred_global_decls, sdbout_global_decl,
16051 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
16052 * toplev.c: Do not include varray.h.
16053 (dump_memory_report): Do not dump VARRAY statistics.
16054 * gengtype.c (open_base_file): Ignore varray.h.
16055 * Makefile.in: Update for abovementioned changes.
16056 Remove all traces of varray.c and varray.h.
16057 * varray.c: Remove file.
16058 * varray.h: Remove file.
16060 2010-04-30 Jan Hubicka <jh@suse.cz>
16062 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
16065 2010-04-30 Jan Hubicka <jh@suse.cz>
16067 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
16070 2010-04-30 Richard Guenther <rguenther@suse.de>
16072 * tree-ssa-structalias.c (get_constraint_for_1): Generate
16073 constraints for CONSTRUCTOR.
16075 2010-04-30 Richard Guenther <rguenther@suse.de>
16078 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
16079 first after all lowering passes.
16081 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
16083 * toplev.c: Include varray.h for statistics dumping.
16084 * tree.h: Do not declare varray_head_tag.
16085 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
16086 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
16087 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
16088 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
16089 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
16090 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
16091 c-common.c, c-common.h, reg-stack.c, basic-block.h,
16092 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
16094 * Makefile.in: Update for abovementioned changes.
16096 2010-04-30 Jakub Jelinek <jakub@redhat.com>
16099 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
16101 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16103 * config/picochip/picochip.c (picochip_legitimize_address): Define.
16104 Use this function to do machine-specific conversion.
16105 (picochip_legitimize_reload_address): Likewise.
16106 (picochip_legitimate_address_p): Check valid base register only if
16108 (picochip_check_conditional_copy): Check for modw only if opnd is
16110 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
16111 to call the function in c.
16112 * config/picochip/picochip-protos.h
16113 (picochip_legitimize_reload_address): Define.
16114 * config/picochip/picochip.md (supported_compare1): Define.
16116 2010-04-30 Jan Hubicka <jh@suse.cz>
16118 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
16119 (cgraph_global_info): Remove inlined.
16120 (LTO_cgraph_tag_names): Remove.
16121 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
16122 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
16123 simplify cgraph tags and document.
16124 (lto_output_node): Use only LTO_cgraph_unavail_node and
16125 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
16126 for_functions_valid, global info, process and output flags.
16127 (input_overwrite_node): Initialize estimated stack size and
16128 estimated growth. Do not read flags we no longer store.
16129 (input_node): Likewise do not read info no longer stored.
16130 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
16133 2010-04-30 Richard Guenther <rguenther@suse.de>
16135 PR tree-optimization/43879
16136 * tree-ssa-structalias.c (get_constraint_for_1): Properly
16137 handle non-zero initializers.
16139 2010-04-30 Richard Guenther <rguenther@suse.de>
16141 * builtins.c (fold_builtin_1): Delete free (0).
16143 2010-04-29 Jan Hubicka <jh@suse.cz>
16145 * gengtype.c (open_base_files): Add lto-streamer.h
16146 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
16147 (pass_ipa_cp): GGC collect.
16148 * toplev. (compile_file): Do not output symbols.
16149 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
16150 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
16151 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
16152 * lto-section-in.c: Include ggc.h
16153 (lto_new_in_decl_state): Alloc in GGC.
16154 (lto_delete_in_decl_state): Likewise.
16155 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
16158 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
16161 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
16162 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
16163 (HONOR_REG_ALLOC_ORDER): Describe new macro.
16164 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
16165 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
16166 account only if HONOR_REG_ALLOC_ORDER is not defined.
16167 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
16168 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
16170 2010-04-29 Jon Grant <04@jguk.org>
16172 * collect2.c (vflag): Change type from int to bool.
16174 (helpflag): New global bool.
16175 (main): Set vflag and debug with boolean, not integer truth values.
16176 Accept new "--help" option and output usage text if found.
16177 * collect2.h (vflag): Update prototype.
16180 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
16183 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
16185 2010-04-29 Richard Guenther <rguenther@suse.de>
16188 * plugin.h (invoke_plugin_callbacks): Annotate arguments
16189 with ATTRIBUTE_UNUSED.
16191 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
16194 * config/i386/i386.c (get_some_local_dynamic_name): Replace
16195 INSN_P with NONDEBUG_INSN_P.
16196 (distance_non_agu_define): Likewise.
16197 (distance_agu_use): Likewise.
16199 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
16201 From Dominique d'Humieres <dominiq@lps.ens.fr>
16203 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
16206 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
16208 * plugin.h (invoke_plugin_callbacks): New inline function.
16209 * plugin.c (flag_plugin_added): New global flag.
16210 (add_new_plugin): Initialize above flag.
16211 (invoke_plugin_callbacks): Rename to ...
16212 (invoke_plugin_callbacks_full): ... this.
16214 2010-04-28 Jan Hubicka <jh@suse.cz>
16216 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
16217 (lto_varpool_replace_node): New.
16218 (lto_symtab_resolve_symbols): Resolve varpool nodes.
16219 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
16220 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
16221 * cgraph.h (varpool_node_ptr): New type.
16222 (varpool_node_ptr): New vector.
16223 (varpool_node_set_def): New structure.
16224 (varpool_node_set): New type.
16225 (varpool_node_set): New vector.
16226 (varpool_node_set_element_def): New structure.
16227 (varpool_node_set_element, const_varpool_node_set_element): New types.
16228 (varpool_node_set_iterator): New type.
16229 (varpool_node): Add prev pointers, add used_from_other_partition,
16230 in_other_partition.
16231 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
16232 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
16233 varpool_get_node, varpool_remove_node): Declare.
16234 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
16235 varpool_node_set_size): New inlines.
16236 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
16237 * tree-pass.h (varpool_node_set_def): Forward declare.
16238 (ipa_opt_pass_d): Summary writting takes vnode sets too.
16239 (ipa_write_optimization_summaries): Update prototype.
16240 * ipa-cp.c (ipcp_write_summary): Update.
16241 * ipa-reference.c (ipa_reference_write_summary): Update.
16242 * lto-cgraph.c (lto_output_varpool_node): New static function.
16243 (output_varpool): New function.
16244 (input_varpool_node): New static function.
16245 (input_varpool_1): New function.
16246 (input_cgraph): Input varpool.
16247 * ipa-pure-const.c (pure_const_write_summary): Update.
16248 * lto-streamer-out.c (lto_output): Update, output varpool too.
16249 (write_global_stream): Kill WPA hack.
16250 (produce_asm_for_decls): Update.
16251 (output_alias_pair_p): Handle variables.
16252 (output_unreferenced_globals): Output only needed partition of varpool.
16253 * ipa-inline.c (inline_write_summary): Update.
16254 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
16256 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
16257 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
16258 varpool_node_set_new, varpool_node_set_add,
16259 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
16260 debug_varpool_node_set): New functions.
16261 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
16262 (execute_one_pass): Process new decls too.
16263 (ipa_write_summaries_2): Pass around vsets.
16264 (ipa_write_summaries_1): Likewise.
16265 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
16267 (ipa_write_optimization_summaries_1): Pass around vsets.
16268 (ipa_write_optimization_summaries): Likewise.
16269 * varpool.c (varpool_get_node): New.
16270 (varpool_node): Update doubly linked lists.
16271 (varpool_remove_node): New.
16272 (dump_varpool_node): More dumping.
16273 (varpool_enqueue_needed_node): Update doubly linked lists.
16274 (decide_is_variable_needed): Kill ltrans hack.
16275 (varpool_finalize_decl): Kill lto hack.
16276 (varpool_assemble_decl): Skip decls in other partitions.
16277 (varpool_assemble_pending_decls): Update doubly linkes lists.
16278 (varpool_empty_needed_queue): Likewise.
16279 (varpool_extra_name_alias): Likewise.
16280 * lto-streamer.c (lto_get_section_name): Add vars section.
16281 * lto-streamer.h (lto_section_type): Update.
16282 (output_varpool, input_varpool): Declare.
16284 2010-04-28 Mike Stump <mikestump@comcast.net>
16286 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
16288 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
16290 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
16291 record or union type with RECORD_OR_UNION_TYPE_P predicate.
16292 (lto_input_ts_type_tree_pointers): Likewise.
16293 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
16294 (lto_output_ts_type_tree_pointers): Likewise.
16296 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
16298 Uniquization of constants at the Tree level
16299 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
16300 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
16302 (tree_output_constant_def): Declare.
16303 * gimplify.c (gimplify_init_constructor): When using block copy, first
16304 uniquize the constant constructor on the RHS.
16305 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
16306 DECL_IN_CONSTANT_POOL flag.
16307 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
16308 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
16310 (assemble_variable): Deal with symbols belonging to the tree constant
16312 (get_constant_section): Add ALIGN parameter and simplify.
16313 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
16314 (assemble_constant_contents): Use the expression of the VAR_DECL.
16315 (output_constant_def_contents): Use the alignment of the VAR_DECL.
16316 (tree_output_constant_def): New global function.
16317 (mark_constant): Use the expression of the VAR_DECL.
16318 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
16320 (output_object_block): Likewise and assemble the expression.
16322 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
16324 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
16325 hash_tree, eq_tree): New tree hash table.
16326 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
16327 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
16328 lto_orig_address_remove): Reimplement.
16330 2010-04-28 Xinliang David Li <davidxl@google.com>
16333 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
16334 (compute_uninit_opnds_pos): New function.
16335 (is_non_loop_exit_postdominating): New function.
16336 (compute_control_dep_chain): New function.
16337 (find_pdom): New function.
16338 (convert_control_dep_chain_into_preds): New function.
16339 (find_predicates): New function.
16340 (find_control_equiv_block): New function.
16341 (collect_phi_def_edges): New function.
16342 (find_def_preds): New function.
16343 (find_dom): New function.
16344 (dump_predicates): New function.
16345 (get_cmp_code): New function.
16346 (is_value_included_in): New function.
16347 (find_matching_predicate_in_rest_chains): New function.
16348 (use_pred_not_overlap_with_undef_path_pred): New function.
16349 (is_use_properly_guarded): New function.
16350 (normalize_cond_1): New function.
16351 (is_and_or_or): New function.
16352 (normalize_cond): New function.
16353 (is_gcond_subset_of): New function.
16354 (is_subset_of_any): New function.
16355 (is_or_set_subset_of): New function.
16356 (is_and_set_subset_of): New function.
16357 (is_norm_cond_subset_of): New function.
16358 (is_pred_expr_subset_of): New function.
16359 (is_pred_chain_subset_of): New function.
16360 (is_included_in): New function.
16361 (is_superset_of): New function.
16362 (find_uninit_use): New function.
16363 (warn_uninitialized_phi): New function.
16364 (compute_possibly_undefined_names): New function.
16365 (ssa_undefined_value_p): New function.
16366 (execute_late_warn_uninitialized): New function.
16367 * tree-ssa.c (ssa_undefined_value_p): Removed.
16368 (warn_uninit): Changed to extern.
16369 (warn_uninitialized_phi): Removed.
16370 (warn_uninitialized_vars): Changed to extern.
16371 (execute_late_warn_uninitialized): Removed
16372 * tree-flow.h: Add new prototypes.
16373 * timevar.def: Add new time variable.
16374 * Makefile.in: Add new build file.
16376 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
16378 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
16381 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16384 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
16386 2010-04-28 Martin Jambor <mjambor@suse.cz>
16388 * cgraph.h (struct cgraph_node): New field indirect_calls.
16389 (struct cgraph_indirect_call_info): New type.
16390 (struct cgraph_edge): Removed field indirect_call. New fields
16391 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
16392 (cgraph_create_indirect_edge): Declare.
16393 (cgraph_make_edge_direct): Likewise.
16394 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
16395 * ipa-prop.h (struct ipa_param_call_note): Removed.
16396 (struct ipa_node_params): Removed field param_calls.
16397 (ipa_create_all_structures_for_iinln): Declare.
16398 * cgraph.c: Described indirect edges and uids in initial comment.
16399 (cgraph_add_edge_to_call_site_hash): New function.
16400 (cgraph_edge): Search also among the indirect edges, use
16401 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
16402 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
16403 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
16405 (initialize_inline_failed): Assign a reason to indirect edges.
16406 (cgraph_create_edge_1): New function.
16407 (cgraph_create_edge): Moved some functionality to
16408 cgraph_create_edge_1.
16409 (cgraph_create_indirect_edge): New function.
16410 (cgraph_edge_remove_callee): Add an assert checking for
16412 (cgraph_edge_remove_caller): Special-case indirect edges.
16413 (cgraph_remove_edge): Likewise.
16414 (cgraph_set_edge_callee): New function.
16415 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
16416 (cgraph_make_edge_direct): New function.
16417 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
16418 the declaration of the call statement matches.
16419 (cgraph_node_remove_callees): Special-case indirect edges.
16420 (cgraph_clone_edge): Likewise.
16421 (cgraph_clone_node): Clone also the indirect edges.
16422 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
16423 indirect_call, dump count of indirect_calls edges.
16424 * ipa-prop.c (iinlining_processed_edges): New variable.
16425 (ipa_note_param_call): Create indirect edges instead of
16426 creating notes. New parameter node.
16427 (ipa_analyze_call_uses): New parameter node, pass it on to
16428 ipa_note_param_call.
16429 (ipa_analyze_stmt_uses): Likewise.
16430 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
16431 (print_edge_addition_message): Work on edges rather than on notes.
16432 (update_call_notes_after_inlining): Likewise, renamed to
16433 update_indirect_edges_after_inlining.
16434 (ipa_create_all_structures_for_iinln): New function.
16435 (ipa_free_node_params_substructures): Do not free notes.
16436 (ipa_edge_duplication_hook): Propagate bits within
16437 iinlining_processed_edges bitmap.
16438 (ipa_node_duplication_hook): Do not duplicate notes.
16439 (free_all_ipa_structures_after_ipa_cp): Renamed to
16440 ipa_free_all_structures_after_ipa_cp.
16441 (free_all_ipa_structures_after_iinln): Renamed to
16442 ipa_free_all_structures_after_iinln.
16443 (ipa_write_param_call_note): Removed.
16444 (ipa_read_param_call_note): Removed.
16445 (ipa_write_indirect_edge_info): New function.
16446 (ipa_read_indirect_edge_info): Likewise.
16447 (ipa_write_node_info): Do not stream notes, do stream information
16449 (ipa_read_node_info): Likewise.
16450 (lto_ipa_fixup_call_notes): Removed.
16451 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
16452 * ipa-inline.c (pass_ipa_inline): Likewise.
16453 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
16454 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
16455 * tree-inline.c (copy_bb): Removed an unnecessary double check for
16457 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
16459 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
16460 (output_cgraph): Stream also indirect edges.
16461 (lto_output_edge): Added capability to stream indirect edges.
16462 (input_edge): Likewise.
16463 (input_cgraph_1): Likewise.
16464 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
16467 2010-04-28 Richard Guenther <rguenther@suse.de>
16469 PR tree-optimization/43879
16470 PR tree-optimization/43909
16471 * tree-ssa-structalias.c (struct variable_info): Add
16472 only_restrict_pointers flag.
16473 (new_var_info): Initialize it. Increment stats.total_vars here.
16474 (create_function_info_for): Do not increment stats.total_vars here.
16475 (get_function_part_constraint): Fix build with C++.
16476 (insert_into_field_list): Remove.
16477 (push_fields_onto_fieldstack): Properly merge fields.
16478 (create_variable_info_for): Split and simplify.
16479 (create_variable_info_for_1): New piece.
16480 (intra_create_variable_infos): Properly make restrict constraints
16483 2010-04-28 Richard Guenther <rguenther@suse.de>
16486 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
16488 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
16489 Jan Hubicka <hubicka@ucw.cz>
16491 * doc/invoke.texi (-Wsuggest-attribute=const,
16492 -Wsuggest-attribute=pure): Document.
16493 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
16494 (function_always_visible_to_compiler_p,
16495 suggest_attribute, warn_function_pure, warn_function_const):
16497 (check_call): Improve debug info.
16498 (analyze_function): Do not check availability.
16499 (add_new_function): Check availability.
16500 (propagate): Output warnings.
16501 (skip_function_for_local_pure_const): New function.
16502 (local_pure_const): Use it; output warnings.
16503 * common.opt (Wsuggest-attribute=const,
16504 Wsuggest-attribute=pure): New.
16506 2010-04-27 Jakub Jelinek <jakub@redhat.com>
16508 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
16509 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
16510 or DW_CFA_def_cfa_offset{,_sf}.
16512 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
16514 * tree.h: Fix truncated long macros.
16516 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
16518 * collect2.c (TARGET_64BIT): Redefine to target's default.
16519 * tlink.c: Likewise.
16520 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
16521 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
16522 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
16523 for underscoring __USER_LABEL_PREFIX__.
16524 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
16525 (SUB_LINK_ENTRY32): New.
16526 (SUB_LINK_ENTRY64): New.
16527 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
16528 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
16529 (SUB_LINK_ENTRY64): New.
16530 (SUB_LINK_ENTRY): New.
16531 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
16532 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
16533 x64 target is choosen.
16534 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
16535 * configure: Regenerated.
16536 * configure.ac (leading-mingw64-underscores): Option added.
16538 2010-04-27 Jan Hubicka <jh@suse.cz>
16540 * doc/invoke.texi (-fipa-profile): Document.
16541 * opts.c (decode_options): Enable ipa-profile at -O1.
16542 * timevar.def (TV_IPA_PROFILE): Define.
16543 * common.opt (fipa-profile): Add.
16544 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
16546 (cgraph_propagate_frequency): Handle only local ones.
16547 * tree-pass.h (pass_ipa_profile): Declare.
16548 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
16549 (pass_ipa_profile): Use TV_IPA_PROFILE.
16550 * ipa.c (ipa_profile): New function.
16551 (gate_ipa_profile): Likewise.
16552 (pass_ipa_profile): New global variable.
16553 * passes.c (pass_ipa_profile): New.
16555 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
16557 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
16559 2010-04-27 Martin Jambor <mjambor@suse.cz>
16561 PR middle-end/43812
16562 * ipa.c (dissolve_same_comdat_group_list): New function.
16563 (function_and_variable_visibility): Call
16564 dissolve_same_comdat_group_list when comdat group contains external or
16566 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
16567 lists are circular and that they contain only DECL_ONE_ONLY nodes.
16569 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
16571 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
16572 (const_hash_1) <VECTOR_CST>: New case.
16573 (compare_constant) <VECTOR_CST>: Likewise.
16574 <ADDR_EXPR>: Deal with LABEL_REFs.
16575 (copy_constant) <VECTOR_CST>: New case.
16577 2010-04-27 Jan Hubicka <jh@suse.cz>
16579 * cgraph.c (cgraph_propagate_frequency): New function.
16580 * cgraph.h (cgraph_propagate_frequency): Declare.
16581 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
16582 cgraph_propagate_frequency.
16584 2010-04-27 Jakub Jelinek <jakub@redhat.com>
16586 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
16588 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
16591 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
16592 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
16593 here to determine which regs to push and how much stack to reserve.
16595 2010-04-27 Jie Zhang <jie@codesourcery.com>
16597 * doc/gimple.texi (gimple_statement_with_ops): Remove
16598 addresses_taken field.
16599 (gimple_statement_with_memory_ops): Likewise.
16601 2010-04-27 Jan Hubicka <jh@suse.cz>
16603 * tree-inline.c (eni_inlining_weights): Remove.
16604 (estimate_num_insns): Special case more builtins.
16606 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
16609 * c-typeck.c (build_binary_op): Move forward check for comparison
16610 pointer with null pointer constant and adjust the diagnostic message.
16612 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
16615 * configure.ac (gcc_cv_as_section_has_align): Set if installed
16616 binutils supports extended .section directive needed by LTO, or
16617 warn if older binutils found.
16618 (LTO_BINARY_READER): New AC_SUBST'd variable.
16619 (LTO_USE_LIBELF): Likewise.
16620 * gcc/config.gcc (lto_binary_reader): New target-specific configure
16622 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
16623 (LTO_USE_LIBELF): Likewise.
16624 * configure: Regenerate.
16626 * collect2.c (is_elf): Rename from this ...
16627 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
16628 object files in addition to ELF-formatted ones.
16629 (scan_prog_file): Caller updated. Also allow for LTO info marker
16630 symbol to be prefixed or not by an extra underscore.
16632 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
16633 * config/i386/winnt.c: Also #include lto-streamer.h
16634 (i386_pe_asm_named_section): Specify 1-byte section alignment for
16635 LTO named sections.
16636 (i386_pe_asm_output_aligned_decl_common): Add comment.
16637 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
16639 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
16642 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
16643 Add missing earlyclobber for second alternative.
16645 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
16647 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
16648 bits for artificial defs at the top of the block.
16649 * fwprop.c (single_def_use_enter_block): Don't call it.
16651 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
16654 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
16655 instead of "$gcc_cv_objdump -T".
16656 Use "-undefined dynamic_lookup" on darwin.
16657 * gcc/configure: Regenerate.
16659 2010-04-26 Jakub Jelinek <jakub@redhat.com>
16662 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
16664 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
16666 * c-parser.c (struct c_token): Move location field up.
16667 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
16668 (struct c_declspecs): Convert typespec_word, storage_class, and
16669 default_int_p into bitfields.
16670 (struct c_declarator): Move loc field up.
16672 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
16674 * cfgloop.h (struct loop): Move can_be_parallel field up.
16675 * ipa-prop.h (struct ip_node_params): Move bitfields up.
16676 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
16678 (struct iv_cand): Convert pos field into a bitfield.
16679 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
16681 (struct _stmt_vec_info): Shuffle fields for better packing.
16683 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
16685 * varasm.c (IN_NAMED_SECTION): Remove guard.
16686 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
16687 (IN_NAMED_SECTION_P): ...this.
16688 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
16689 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
16691 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
16693 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
16694 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
16695 of shadowing it. Fix comments.
16697 2010-04-26 Jan Hubicka <jh@suse.cz>
16699 * cgraph.c (cgraph_create_node): Set node frequency to normal.
16700 (cgraph_clone_node): Copy function frequency.
16701 * cgraph.h (node_frequency): New enum
16702 (struct cgraph_node): Add.
16703 * final.c (rest_of_clean_state): Update.
16704 * lto-cgraph.c (lto_output_node): Output node frequency.
16705 (input_overwrite_node): Input node frequency.
16706 * tre-ssa-loop-ivopts (computation_cost): Update.
16707 * lto-streamer-out.c (output_function): Do not output function
16709 * predict.c (maybe_hot_frequency_p): Update and handle functions
16711 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
16713 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
16714 (compute_function_frequency): Set noreturn functions to be executed
16716 (choose_function_section): Update.
16717 * lto-streamer-in.c (input_function): Do not input function frequency.
16718 * function.c (allocate_struct_function): Do not initialize function
16720 * function.h (function_frequency): Remove.
16721 (struct function): Remove function frequency.
16722 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
16723 (try_update): Update.
16724 * tree-inline.c (initialize_cfun): Do not update function frequency.
16725 * passes.c (pass_init_dump_file): Update.
16726 * i386.c (ix86_compute_frame_layout): Update.
16727 (ix86_pad_returns): Update.
16729 2010-04-26 Jie Zhang <jie@codesourcery.com>
16731 PR tree-optimization/43833
16732 * tree-vrp.c (range_int_cst_p): New.
16733 (range_int_cst_singleton_p): New.
16734 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
16735 when both operands are constants. Use range_int_cst_p in
16738 2010-04-26 Jan Hubicka <jh@suse.cz>
16740 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
16742 2010-04-26 Richard Guenther <rguenther@suse.de>
16745 * gimple.c (gimple_decl_printable_name): Deal gracefully
16746 with a NULL DECL_NAME.
16748 2010-04-26 Richard Guenther <rguenther@suse.de>
16751 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
16752 if emitting debug information and it is either a function
16753 or a namespace decl.
16755 2010-04-26 Ira Rosen <irar@il.ibm.com>
16757 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
16758 determine if the statement is vectorizable, and a macro to access it.
16759 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
16760 Skip statements that can't be vectorized. If the analysis fails,
16761 mark the statement as unvectorizable if vectorizing basic block.
16762 (vect_compute_data_refs_alignment): Likewise.
16763 (vect_verify_datarefs_alignment): Skip statements marked as
16764 unvectorizable. Add print.
16765 (vect_analyze_group_access): Skip statements that can't be
16766 vectorized. If the analysis fails, mark the statement as
16767 unvectorizable if vectorizing basic block.
16768 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
16769 * tree-vect-stmts.c (vectorizable_store): Fix the number of
16770 generated stmts for SLP.
16771 (new_stmt_vec_info): Initialize the new field.
16772 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
16773 statements marked as unvectorizable.
16775 2010-04-25 Joseph Myers <joseph@codesourcery.com>
16777 * c-common.c (flag_isoc1x): New.
16778 (flag_isoc99): Update comment.
16779 * c-common.h (flag_isoc1x): New.
16780 (flag_isoc99): Update comment.
16781 * c-cppbuiltin.c (builtin_define_float_constants): Also define
16782 __<type>_DECIMAL_DIG__.
16783 * c-opts.c (set_std_c1x): New.
16784 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
16785 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
16786 * c.opt (-std=c1x, -std=gnu1x): New options.
16787 * doc/cpp.texi: Mention -std=c1x.
16788 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
16789 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
16790 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
16791 * doc/standards.texi: Mention C1X.
16792 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
16793 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
16794 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
16797 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
16799 * config/i386/gmon-sol2.c (_mcleanup): Change format string
16800 placeholder from 0x%x to %#x.
16801 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
16802 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
16803 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
16804 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
16805 * config/i386/i386.c (ix86_target_string): Ditto.
16806 (output_pic_addr_const): Ditto.
16807 (print_operand): Ditto.
16809 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
16811 * combine.c (find_split_point): Add third argument. Use it
16812 to find nested multiply-accumulate instructions. Adjust calls.
16813 (try_combine): Adjust call to find_split_point.
16815 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
16817 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
16819 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
16821 PR tree-optimization/41442
16822 * fold-const.c (merge_truthop_with_opposite_arm): New function.
16823 (fold_binary_loc): Call it.
16825 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
16827 * toplev.c (general_init): Set default for fdiagnostics-show-option.
16828 * opts.c (common_handle_option): Allow disabling it.
16829 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
16831 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
16833 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
16834 between modes if both types are integral.
16836 2010-04-23 Richard Guenther <rguenther@suse.de>
16838 PR tree-optimization/43572
16839 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
16841 2010-04-23 Richard Guenther <rguenther@suse.de>
16844 * tree-inline.c (tree_can_inline_p): Also check compatibility
16847 2010-04-23 Martin Jambor <mjambor@suse.cz>
16849 PR tree-optimization/43846
16850 * tree-sra.c (struct access): New flag grp_assignment_read.
16851 (build_accesses_from_assign): Set grp_assignment_read.
16852 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
16853 (enum mark_read_status): New type.
16854 (analyze_access_subtree): Propagate grp_assignment_read, create
16855 accesses also if both direct_read and root->grp_assignment_read.
16857 2010-04-23 Martin Jambor <mjambor@suse.cz>
16859 PR middle-end/43835
16860 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
16861 function does not have type attributes.
16863 2010-04-23 Richard Guenther <rguenther@suse.de>
16866 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
16869 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
16871 * sese.h (create_if_region_on_edge): Remove.
16873 * sese.c (create_if_region_on_edge): Make static.
16875 * tree-inline.c: Do not include ggc.h.
16877 * expr.c: Do not include ggc.h.
16879 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
16882 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
16885 * config/sh/sh.c (find_barrier): Don't emit a constant pool
16886 in the middle of insns for casesi_worker_2.
16888 2010-04-22 David Edelsohn <edelsohn@gnu.org>
16890 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
16892 2010-04-22 Ira Rosen <irar@il.ibm.com>
16894 PR tree-optimization/43842
16895 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
16896 loop unrolling in update of exit phis. Fix comment.
16897 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
16898 least two reduction statements in the loop before starting SLP
16901 2010-04-22 Nick Clifton <nickc@redhat.com>
16903 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
16905 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
16907 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
16908 to simplify a + ~a.
16910 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
16912 * tree-parloops.c (loop_parallel_p): New argument
16913 parloop_obstack. Pass it down.
16914 (parallelize_loops): New variable parloop_obstack. Initialize it,
16915 pass it down, free it.
16917 * tree-loop-linear.c (linear_transform_loops): Pass down
16920 * tree-data-ref.h (lambda_compute_access_matrices): New argument
16921 of type struct obstack *.
16923 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
16924 scratch_obstack. Initialize it, pass down, free it.
16926 * lambda.h (lambda_loop_new): Remove.
16927 (lambda_matrix_new, lambda_matrix_inverse)
16928 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
16929 argument of type struct obstack *.
16931 * lambda-trans.c (lambda_trans_matrix_new): New argument
16932 lambda_obstack. Pass it down, use obstack allocation for ret.
16933 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
16936 * lambda-mat.c (lambda_matrix_get_column)
16937 (lambda_matrix_project_to_null): Remove.
16938 (lambda_matrix_new): New argument lambda_obstack. Use obstack
16939 allocation for mat.
16940 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
16943 * lambda-code.c (lambda_loop_new): New function.
16944 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
16945 (lambda_compute_auxillary_space, lambda_compute_target_space)
16946 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
16947 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
16948 (build_access_matrix): New argument lambda_obstack. Use obstack
16950 (lambda_compute_step_signs, lambda_compute_access_matrices): New
16951 argument lambda_obstack. Pass it down.
16953 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
16955 * optabs.h (expand_widening_mult): Declare.
16957 2010-04-22 Richard Guenther <rguenther@suse.de>
16959 PR tree-optimization/43845
16960 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
16961 lookup the CALL_EXPR function and arguments.
16963 2010-04-22 Nick Clifton <nickc@redhat.com>
16965 * config/stormy16/stormy16.c
16966 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
16967 * config/stormy16/stormy16.h: Tidy up formatting.
16968 (DONT_USE_BUILTIN_SETJMP): Remove definition.
16969 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
16970 (ineqbranchsi): Delete pattern.
16971 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
16972 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
16973 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
16974 stormy16-lib2-ucmpsi2.c.
16976 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
16978 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
16979 df_simulate_find_noclobber_defs as appropriate. Keep track of an
16980 extra set merge_set_noclobber, and use it to relax the final test
16982 * df.h (df_simulate_find_noclobber_defs): Declare.
16983 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
16985 (df_simulate_find_noclobber_defs): New function.
16987 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
16989 * config/i386/i386.md: Use {} around multi-line preparation statements.
16991 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
16993 * c-tree.h (push_init_level, pop_init_level, set_init_index)
16994 (process_init_element): New argument of type struct obstack *.
16996 * c-typeck.c (push_init_level, pop_init_level, set_designator)
16997 (set_init_index, set_init_label, set_nonincremental_init)
16998 (set_nonincremental_init_from_string, find_init_member)
16999 (output_init_element, output_pending_init_elements)
17000 (process_init_element): New argument braced_init_obstack. Pass it
17002 (push_range_stack, add_pending_init): New argument
17003 braced_init_obstack. Use obstack allocation.
17005 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
17006 braced_init_obstack. Pass it down.
17007 (c_parser_braced_init): New variables ret, braced_init_obstack.
17008 Initialize obstack, pass it down and finally free it.
17010 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
17012 PR middle-end/29274
17013 * tree-pass.h (pass_optimize_widening_mul): Declare.
17014 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
17015 gate_optimize_widening_mul): New static functions.
17016 (pass_optimize_widening_mul): New.
17017 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
17018 <case MULT_EXPR>: Remove support for widening multiplies.
17019 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
17020 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
17021 simplify_gen_unary rather than directly building extensions.
17022 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
17024 * expmed.c (expand_widening_mult): New function.
17025 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
17027 2010-04-21 Jan Hubicka <jh@suse.cz>
17029 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
17030 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
17031 * lto-wpa-fixup.c: Remove.
17032 * Makefile.in (lto-wpa-fixup.o): Remove.
17033 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
17034 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
17035 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
17037 2010-04-21 Jan Hubicka <jh@suse.cz>
17039 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
17040 add write_optimization_summary, read_optimization_summary.
17041 (ipa_write_summaries_of_cgraph_node_set): Remove.
17042 (ipa_write_optimization_summaries): Declare.
17043 (ipa_read_optimization_summaries): Declare.
17044 * ipa-cp.c (pass_ipa_cp): Update.
17045 * ipa-reference.c (pass_ipa_reference): Update.
17046 * ipa-pure-const.c (pass_ipa_pure_const): Update.
17047 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
17049 * ipa-inline.c (pass_ipa_inline): Update.
17050 * ipa.c (pass_ipa_whole_program): Update.
17051 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
17052 * passes.c (ipa_write_summaries_1): Do not test wpa.
17053 (ipa_write_optimization_summaries_1): New.
17054 (ipa_write_optimization_summaries): New.
17055 (ipa_read_summaries): Do not test ltrans.
17056 (ipa_read_optimization_summaries_1): New.
17057 (ipa_read_optimization_summaries): New.
17059 2010-04-21 Jan Hubicka <jh@suse.cz>
17061 * lto-cgraph.c (lto_output_node): Do not output comdat groups
17062 for boundary nodes.
17063 (output_cgraph): Do not arrange comdat groups for boundary nodes.
17065 2010-04-21 Jakub Jelinek <jakub@redhat.com>
17068 * dwarf2out.c (add_name_and_src_coords_attributes): Add
17069 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
17071 2010-04-21 Jan Hubicka <jh@suse.cz>
17073 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
17075 2010-04-21 Jan Hubicka <jh@suse.cz>
17077 * varpool.c (decide_is_variable_needed): Variable is always needed
17080 2010-04-21 Jan Hubicka <jh@suse.cz>
17082 * opts.c (decode_options): Enable pure-const pass for whopr.
17084 2010-04-21 Jan Hubicka <jh@suse.cz>
17086 * cgraph.c (dump_cgraph_node): Dump also assembler name.
17087 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
17089 (cgraph_decide_inlining): Do not expect callee to be removed in all
17092 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
17094 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
17096 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
17098 * config/i386/i386.md (x86_shrd): Add athlon_decode and
17099 amdfam10_decode attributes.
17101 2010-04-21 Jakub Jelinek <jakub@redhat.com>
17103 PR middle-end/43570
17104 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
17105 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
17106 (lower_copyprivate_clauses): Use private var in outer
17107 context instead of original var. Make sure the types
17108 are correct for VLAs.
17110 2010-04-21 Richard Guenther <rguenther@suse.de>
17112 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
17113 to non-pointer objects.
17115 2010-04-21 Jakub Jelinek <jakub@redhat.com>
17117 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
17118 last chain entry if it starts with the still current label.
17119 (add_location_or_const_value_attribute): Check that
17120 loc_list->first->next is NULL instead of comparing ->first with ->last.
17121 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
17122 to add_var_loc_to_decl.
17124 * dwarf2out.c (output_call_frame_info): For dw_cie_version
17125 >= 4 add also address size and segment size fields into CIE header.
17127 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
17128 long as address size is the same as sizeof (void *) and
17130 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
17131 address size or segment size is unexpected, return DW_EH_PE_omit.
17132 (classify_object_over_fdes): If get_cie_encoding returned
17133 DW_EH_PE_omit, return -1.
17134 (init_object): If classify_object_over_fdes returned -1,
17135 pretend there were no FDEs at all.
17137 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
17139 * config/i386/i386.md (bswap<mode>2): Macroize expander from
17140 bswap{si,di}2 using SWI48 mode iterator.
17141 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
17142 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
17143 set modrm attribute of bswap insn to 0 and remove length attribute.
17144 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
17145 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
17146 set mode attribute to <MODE> and remove length attribute.
17148 2010-04-20 James E. Wilson <wilson@codesourcery.com>
17150 PR rtl-optimization/43520
17151 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
17152 zero available registers.
17154 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17156 * builtins.c (fold_builtin_cproj): Fold more cases.
17158 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17160 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
17161 (fold_builtin_1): Fold builtin cproj.
17162 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
17163 Use ATTR_CONST_NOTHROW_LIST.
17165 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
17167 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
17168 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
17169 ffsi2_no_cmove for !TARGET_CMOVE.
17170 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
17171 (ffssi2): Remove expander.
17172 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
17174 (ctz<mode>2): Ditto from ctz{si,di}2.
17175 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
17177 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
17180 2010-04-20 Jakub Jelinek <jakub@redhat.com>
17182 * dwarf2out.c (AT_linkage_name): Define.
17183 (clone_as_declaration): Handle DW_AT_linkage_name.
17184 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
17185 of DW_AT_MIPS_linkage_name.
17186 (move_linkage_attr): Likewise.
17187 (dwarf2out_finish): Likewise.
17189 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
17191 PR middle-end/41952
17192 * fold-const.c (fold_comparison): New folding rule.
17194 2010-04-20 Anatoly Sokolov <aesok@post.ru>
17196 * double-int.h (double_int_setbit): Declare.
17197 * double-int.c (double_int_setbit): New function.
17198 * rtl.h (immed_double_int_const): Declare.
17199 * emit-rtl.c (immed_double_int_const): New function.
17200 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
17201 and immed_double_int_const functions.
17202 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
17203 expand_copysign_bit): (Ditto.).
17204 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
17205 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
17206 * dojump.c (prefer_and_bit_test): (Ditto.).
17207 * expr.c (convert_modes, reduce_to_bit_field_precision,
17208 const_vector_from_tree): (Ditto.).
17209 * expmed.c (mask_rtx, lshift_value): (Ditto.).
17211 2010-04-20 Jan Hubicka <jh@suse.cz>
17213 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
17214 (dump_cgraph_node): Dump new flags.
17215 * cgraph.h (struct cgraph_node): Add flags
17216 reachable_from_other_partition and in_other_partition.
17217 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
17218 other partition can not be removed.
17219 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
17220 the other partition must be output; silence sanity checking on
17221 leaking functions bodies from other paritition.
17222 * lto-cgraph.c (reachable_from_other_partition_p): New function.
17223 (lto_output_node): Output new flags; do not sanity check that inline
17224 clones are output; drop lto_forced_extern_inline_p code; do not mock
17225 visibility flags at partition boundaries.
17226 (add_node_to): New function.
17227 (output_cgraph): Use it to sort functions so masters appear before
17229 (input_overwrite_node): Input new flags.
17230 * passes.c (ipa_write_summaries): Do not call
17231 lto_new_extern_inline_states.
17232 * lto-section-out.c (forced_extern_inline,
17233 lto_new_extern_inline_states lto_delete_extern_inline_states,
17234 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
17235 * lto-streamer.h (lto_new_extern_inline_states,
17236 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
17237 lto_forced_extern_inline_p): Kill.
17239 2010-04-20 Richard Guenther <rguenther@suse.de>
17241 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
17242 from vars that can have pointers.
17243 (process_constraint): Dump useless constraints.
17245 2010-04-20 Richard Guenther <rguenther@suse.de>
17247 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
17248 (dump_sa_points_to_info): Remove asserts.
17249 (init_base_vars): nothing_id isn't an escape point nor does it
17252 2010-04-20 Jakub Jelinek <jakub@redhat.com>
17254 * tree.h (TYPE_REF_IS_RVALUE): Define.
17255 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
17256 should_move_die_to_comdat, prune_unused_types_walk): Handle
17257 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
17258 (modified_type_die, gen_reference_type_die): Emit
17259 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
17260 if TYPE_REF_IS_RVALUE and -gdwarf-4.
17262 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17265 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
17266 calls for -fpic -m31 if they have been sibcall optimized.
17268 2010-04-19 James E. Wilson <wilson@codesourcery.com>
17270 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
17271 ar.lc fixed and call-used.
17273 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
17275 2010-04-19 Jan Hubicka <jh@suse.cz>
17277 * opts.c (decode_options): Disable whpr incompatible passes.
17278 * lto/lto.c (lto_1_to_1_map): Skip clones.
17279 (read_cgraph_and_symbols): Do not mark everything as needed.
17280 (do_whole_program_analysis): Do map only after optimizing;
17281 set proper cgraph_state; use passmanager.
17283 2010-04-19 DJ Delorie <dj@redhat.com>
17285 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
17286 POINTER_PLUS_EXPR and fix them.
17288 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
17290 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
17291 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
17292 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
17293 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
17294 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
17295 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
17296 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
17297 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
17298 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
17299 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
17300 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
17302 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
17304 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
17305 (check_cond_move_block): Likewise.
17306 (cond_move_process_if_block): Likewise.
17307 (noce_find_if_block): Improve formatting.
17308 (find_if_header): Pass 0 to memset and tweak conditions.
17309 (cond_exec_find_if_block): Fix long lines and tweak conditions.
17311 2010-04-19 Jakub Jelinek <jakub@redhat.com>
17313 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
17316 PR middle-end/43337
17317 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
17318 with non-local decl doesn't need chain.
17320 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
17322 * ira-color.c (allocno_reload_assign): Avoid accumulating
17323 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
17325 2010-04-19 Martin Jambor <mjambor@suse.cz>
17327 * gimple.h (create_tmp_reg): Declare.
17328 * gimplify.c (create_tmp_reg): New function.
17329 (gimplify_return_expr): Use create_tmp_reg.
17330 (gimplify_omp_atomic): Likewise.
17331 (gimple_regimplify_operands): Likewise.
17332 * tree-dfa.c (make_rename_temp): Likewise.
17333 * tree-predcom.c (predcom_tmp_var): Likewise.
17334 (reassociate_to_the_same_stmt): Likewise.
17335 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
17336 (get_replaced_param_substitute): Likewise.
17337 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
17338 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
17339 * tree-ssa-pre.c (get_representative_for): Likewise.
17340 (create_expression_by_pieces): Likewise.
17341 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
17342 (create_tailcall_accumulator): Likewise.
17344 2010-04-19 Martin Jambor <mjambor@suse.cz>
17346 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
17348 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
17350 2010-04-19 Richard Guenther <rguenther@suse.de>
17352 PR tree-optimization/43796
17353 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
17354 from SCEV in the lattice.
17355 (vrp_visit_phi_node): Dump change.
17357 2010-04-19 Richard Guenther <rguenther@suse.de>
17359 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
17360 * configure: Re-generated.
17362 2010-04-19 Richard Guenther <rguenther@suse.de>
17364 PR tree-optimization/43783
17365 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
17366 constant ARRAY_REF operands two and three if possible.
17368 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
17371 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
17373 2010-04-19 Jie Zhang <jie@codesourcery.com>
17376 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
17378 2010-04-19 Ira Rosen <irar@il.ibm.com>
17380 PR tree-optimization/37027
17381 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
17382 and macro to access it.
17383 (vectorizable_reduction): Add argument.
17384 (vect_get_slp_defs): Likewise.
17385 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
17386 statements for possible use in SLP.
17387 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
17388 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
17389 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
17391 (vectorizable_reduction): Likewise.
17392 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
17394 (vectorizable_type_demotion, vectorizable_type_promotion,
17395 vectorizable_store): Likewise.
17396 (vect_analyze_stmt): Update call to vectorizable_reduction.
17397 (vect_transform_stmt): Likewise.
17398 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
17399 (vect_build_slp_tree): Fix indentation. Check that there are no loads
17400 from different interleaving chains in same node.
17401 (vect_slp_rearrange_stmts): New function.
17402 (vect_supported_load_permutation_p): Allow load permutations for
17403 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
17404 inside SLP nodes if necessary.
17405 (vect_analyze_slp_instance): Handle reductions.
17406 (vect_analyze_slp): Try to build SLP instances originating from groups
17408 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
17409 (vect_get_constant_vectors): Create initial vectors for reductions
17410 according to reduction code. Add new argument.
17411 (vect_get_slp_defs): Add new argument, pass it to
17412 vect_get_constant_vectors.
17413 (vect_schedule_slp_instance): Remove SLP tree root statements.
17415 2010-04-19 Jakub Jelinek <jakub@redhat.com>
17417 * tree.h (ENUM_IS_SCOPED): Define.
17418 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
17419 for ENUM_IS_SCOPED enums.
17421 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
17423 * fold-const.c (fold_comparison): Use ssizetype.
17424 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
17425 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
17426 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
17427 * tree-object-size.c (compute_object_sizes): Use size_type_node.
17429 * tree.h (initialize_sizetypes): Remove parameter.
17430 (build_common_tree_nodes): Remove second parameter.
17431 * stor-layout.c (initialize_sizetypes): Remove parameter.
17432 Always create an unsigned type.
17433 (set_sizetype): Assert that the passed type is unsigned and simplify.
17434 * tree.c (build_common_tree_nodes): Remove second parameter.
17435 Adjust call to initialize_sizetypes.
17436 * c-decl.c (c_init_decl_processing): Remove second argument in call to
17437 build_common_tree_nodes.
17439 2010-04-18 Matthias Klose <doko@ubuntu.com>
17441 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
17443 2010-04-18 Ira Rosen <irar@il.ibm.com>
17445 PR tree-optimization/43771
17446 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
17447 load permutation doesn't have gaps.
17449 2010-04-18 Jan Hubicka <jh@suse.cz>
17451 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
17452 (sse_prologue_save_insn expander): Use new pattern.
17453 (sse_prologue_save_insn1): New pattern and splitter.
17454 (sse_prologue_save_insn): Update to deal also with 64bit aligned
17456 * i386.c (setup_incoming_varargs_64): Do not compute jump
17458 (ix86_gimplify_va_arg): Update alignment needed.
17459 (ix86_local_alignment): Do not align all local arrays to 128bit.
17461 2010-04-17 Jan Hubicka <jh@suse.cz>
17463 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
17465 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
17467 * arm.md (negdi2): Remove redundant code to force values into a
17470 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
17472 * arm/bpabi.S: Add EABI alignment attributes to objects.
17473 * arm/bpabi-v6m.S: Likewise.
17474 * arm/crti.asm: Likewise.
17475 * arm/crtn.asm: Likewise.
17476 * arm/lib1funcs.asm: Likewise.
17477 * arm/libunwind.S: Likewise.
17479 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
17481 * arm-protos.h (tune_params): New structure.
17482 * arm.c (current_tune): New variable.
17483 (arm_constant_limit): Delete.
17484 (struct processors): Add pointer to the tune parameters.
17485 (arm_slowmul_tune): New tuning option.
17486 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
17487 (all_cores): Adjust to pick up the tuning model.
17488 (arm_constant_limit): New function.
17489 (arm_override_options): Select the appropriate tuning model. Delete
17490 initialization of arm_const_limit.
17491 (arm_split_constant): Use the new constant-limit model.
17492 (arm_rtx_costs): Pick up the current tuning model.
17493 * arm.md (is_strongarm, is_xscale): Delete.
17494 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
17495 for Xscale variant architectures.
17496 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
17498 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17500 * config/arm/arm.c (arm_gen_constant): Remove unused variable
17502 (arm_rtx_costs_1): Remove unused variable extra_cost.
17503 (arm_unwind_emit_set): Use variable offset.
17504 (thumb1_output_casesi): Remove unused variable flags.
17506 2010-04-16 Jeff Law <law@redhat.com>
17508 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
17509 needing assignment rather than doing a two-phase assignment. Remove
17510 unused variable 'm'.
17512 2010-04-16 Jakub Jelinek <jakub@redhat.com>
17515 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
17517 2010-04-16 Doug Kwan <dougkwan@google.com>
17519 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
17520 (next_operand_entry_id): New static variable.
17521 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
17522 (add_to_ops_vec): Assigned unique ID to operand entry.
17523 (struct oecount_s): New field ID.
17524 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
17525 (undistribute_ops_list): Assign unique IDs to oecounts.
17526 (init_reassoc): reset next_operand_entry_id.
17528 2010-04-16 Doug Kwan <dougkwan@google.com>
17530 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
17531 missing left parenthesis.
17533 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
17535 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
17536 *btdi_rex64 using SWI48 mode iterator.
17537 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
17538 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
17539 *jcc_btdi_mask_rex64.
17541 2010-04-16 Anatoly Sokolov <aesok@post.ru>
17543 * double-int.h (tree_to_double_int): Convert to macro.
17544 * double-int.c (tree_to_double_int): Remove.
17546 2010-04-16 Jakub Jelinek <jakub@redhat.com>
17549 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
17550 with want_address 2 and in case a single element list might be
17551 possible, call it again with want_address 0.
17553 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
17555 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
17556 case 'W' print operands for HI mode.
17557 * config/h8300/h8300.h (Y0, Y2) : New constraints.
17558 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
17559 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
17560 * config/h8300/predicate.md (bit_register_indirect_operand): New.
17562 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
17564 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
17565 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
17566 #xx:3 and #xx:4 mode.
17568 * config/h8300/h8300.md (inverted load with HImode dest): Add
17569 support for H8300SX.
17571 * config/h8300/predicate.md (bit_operand): Allow immediate values that
17572 satisfy 'U' constraint.
17574 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17576 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
17577 * configure: Regenerate.
17578 * config.in: Regenerate.
17579 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
17582 2010-04-16 Richard Guenther <rguenther@suse.de>
17584 * tree.h (struct tree_decl_minimal): Move pt_uid ...
17585 (struct tree_decl_common): ... here.
17586 (DECL_PT_UID): Adjust.
17587 (SET_DECL_PT_UID): Likewise.
17588 (DECL_PT_UID_SET_P): Likewise.
17590 2010-04-16 Richard Guenther <rguenther@suse.de>
17592 PR tree-optimization/43572
17593 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
17594 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
17595 * tree-flow.h (is_call_clobbered): Remove.
17596 * tree-flow-inline.h (is_call_clobbered): Likewise.
17597 * tree-dfa.c (dump_variable): Do not dump call clobber state.
17598 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
17599 (execute_return_slot_opt): Adjust.
17600 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
17601 check for call clobbered vars here.
17602 (find_tail_calls): Move tailcall verification to the
17605 2010-04-16 Diego Novillo <dnovillo@google.com>
17607 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
17609 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
17612 * config/arm/arm.md (cbranchqi4): New pattern.
17613 * config/arm/predicates.md (const0_operand,
17614 cbranchqi4_comparison_operator): New predicates.
17616 2010-04-16 Richard Guenther <rguenther@suse.de>
17618 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
17619 (dump_gimple_stmt): Likewise.
17621 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
17623 * recog.h (struct recog_data): New field is_operator.
17624 (struct insn_operand_data): New field is_operator.
17625 * recog.c (extract_insn): Set recog_data.is_operator.
17626 * genoutput.c (output_operand_data): Emit code to set the
17628 * reload.c (find_reloads): Use it rather than testing for an
17629 empty constraint string.
17632 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
17633 If the previous insn is a cbranchsi4_insn with the same arguments,
17634 omit the compare instruction.
17636 * config/arm/arm.md (addsi3_cbranch): If destination is a high
17637 register, inputs must be low registers and we need a low register
17638 scratch. Handle alternative 2 like alternative 3.
17640 2010-04-16 Jakub Jelinek <jakub@redhat.com>
17642 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
17643 don't call get_addr on both. If one expression is a VALUE and
17644 the other a REG, check VALUE's locs if the REG isn't among them.
17646 2010-04-16 Christian Bruel <christian.bruel@st.com>
17648 * config/sh/sh.h (sh_frame_pointer_required): New function.
17649 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
17650 (flag_omit_frame_pointer) Set.
17651 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
17652 (rounded_frame_size): Adjust size with outgoing_args_size.
17653 (sh_set_return_address): Must return from stack pointer.
17654 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
17655 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
17656 (ACCUMULATE_OUTGOING_ARGS): Define.
17657 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
17658 * gcc/config/sh/sh.opt (maccumulate-outgoing-args): New option.
17660 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
17663 * config/sh/sh.c (sh_legitimize_reload_address): Use
17664 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
17665 Remove a unneeded check for offset_base.
17667 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
17669 * configure: Regenerated.
17671 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17673 * config/s390/s390.c (s390_call_save_register_used): Switch back
17674 to HARD_REGNO_NREGS.
17676 2010-04-15 Richard Guenther <rguenther@suse.de>
17678 * alias.c (alias_set_subset_of): Handle alias-set zero
17681 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
17682 Julian Brown <julian@codesourcery.com>
17684 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
17685 alternatives according to use of high and low regs.
17686 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
17687 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
17688 optimizing for size on Thumb-2.
17690 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
17692 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
17694 2010-04-15 Richard Guenther <rguenther@suse.de>
17696 * tree-ssa-structalias.c (struct variable_info): Add
17698 (new_var_info): Initialize it.
17699 (dump_constraints): Support printing last added constraints.
17700 (debug_constraints): Adjust.
17701 (dump_constraint_graph): Likewise.
17702 (make_heapvar_for): Check for NULL cfun.
17703 (get_function_part_constraint): New function.
17704 (get_fi_for_callee): Likewise.
17705 (find_func_aliases): Properly implement IPA PTA constraints.
17706 (process_ipa_clobber): New function.
17707 (find_func_clobbers): Likewise.
17708 (insert_into_field_list_sorted): Remove.
17709 (create_function_info_for): Properly allocate vars for IPA mode.
17710 Do not use insert_into_field_list_sorted.
17711 (create_variable_info_for): Properly generate constraints for
17712 global vars in IPA mode.
17713 (dump_solution_for_var): Always dump the solution.
17714 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
17715 (find_what_var_points_to): Adjust.
17716 (pt_solution_set): Change.
17717 (pt_solution_ior_into): New function.
17718 (pt_solution_empty_p): Export.
17719 (pt_solution_includes_global): Adjust.
17720 (pt_solution_includes_1): Likewise.
17721 (pt_solutions_intersect_1): Likewise.
17722 (dump_sa_points_to_info): Check some invariants.
17723 (solve_constraints): Move constraint dumping ...
17724 (compute_points_to_sets): ... here.
17725 (ipa_pta_execute): ... and here.
17726 (compute_may_aliases): Do not re-compute points-to info
17727 locally if IPA info is available.
17728 (ipa_escaped_pt): New global var.
17729 (ipa_pta_execute): Properly implement IPA PTA.
17730 * tree-into-ssa.c (dump_decl_set): Support dumping
17731 decls not in referenced-vars.
17732 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
17733 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
17734 (dump_points_to_solution): Likewise.
17735 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
17736 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
17737 (remap_gimple_stmt): Reset call clobber/use information if necessary.
17738 (copy_decl_to_var): Copy DECL_PT_UID.
17739 (copy_result_decl_to_var): Likewise.
17740 * tree.c (make_node_stat): Initialize DECL_PT_UID.
17741 (copy_node_stat): Copy it.
17742 * tree.h (DECL_PT_UID): New macro.
17743 (SET_DECL_PT_UID): Likewise.
17744 (DECL_PT_UID_SET_P): Likewise.
17745 (struct tree_decl_minimal): Add pt_uid member.
17746 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
17747 (pt_solution_empty_p): Declare.
17748 (pt_solution_set): Adjust.
17749 (ipa_escaped_pt): Declare.
17750 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
17751 * gimple-pretty-print.c (pp_points_to_solution): New function.
17752 (dump_gimple_call): Dump call clobber/use information.
17753 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
17754 * tree-pass.h (TDF_ALIAS): New dump option.
17755 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
17756 * doc/invoke.texi (-fipa-pta): Update documentation.
17758 2010-04-15 Richard Guenther <rguenther@suse.de>
17760 * Makefile.in (OBJS-common): Add gimple-fold.o.
17761 (gimple-fold.o): New rule.
17762 * tree.h (maybe_fold_offset_to_reference,
17763 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
17765 * gimple.h: ... here.
17766 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
17767 may_propagate_address_into_dereference): Move prototypes ...
17768 * gimple.h: ... here.
17769 * tree-ssa-ccp.c (get_symbol_constant_value,
17770 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
17771 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
17772 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
17773 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
17774 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
17775 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
17776 gimplify_and_update_call_from_tree): Move ...
17777 * gimple-fold.c: ... here. New file.
17778 (ccp_fold_builtin): Rename to ...
17779 (gimple_fold_builtin): ... this.
17780 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
17782 2010-04-15 Richard Guenther <rguenther@suse.de>
17784 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
17785 fit_double_type, force_fit_type_double, add_double_with_sign,
17786 neg_double, mul_double_with_sign, lshift_double, rshift_double,
17787 lrotate_double, rrotate_double, div_and_round_double): Move ...
17788 * double-int.c: ... here.
17789 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
17790 add_double, neg_double, mul_double_with_sign, mul_double,
17791 lshift_double, rshift_double, lrotate_double, rrotate_double,
17792 div_and_round_double): Move prototypes ...
17793 * double-int.h: ... here.
17795 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
17798 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
17799 matching constraints to ensure inputs match the output.
17801 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
17804 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
17805 in an input-only operand.
17807 2010-04-15 Anatoly Sokolov <aesok@post.ru>
17809 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
17810 (double_int_not, double_int_lshift, double_int_rshift): Declare.
17811 (double_int_negative_p): Convert to static inline function.
17812 * double-int.c (double_int_lshift, double_int_lshift): New functions.
17813 (double_int_negative_p): Remove.
17814 * tree.h (lshift_double, rshift_double):
17815 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
17816 * fold-const.c (fold_convert_const_int_from_real,
17817 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
17818 (lshift_double): Change type of arith argument to bool.
17819 (rshift_double): Change type of arith argument to bool. Correct
17821 * expmed.c (mask_rtx, lshift_value): (Ditto.).
17823 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
17826 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
17827 at the start and end of the then/else blocks, and omit them from the
17829 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
17830 argument; all callers changed. Pass zero to old_insns_match_p instead.
17831 (flow_find_head_matching_sequence): New function.
17832 (old_insns_match_p): Check REG_EH_REGION notes for calls.
17833 * basic-block.h (flow_find_cross_jump,
17834 flow_find_head_matching_sequence): Declare functions.
17836 2010-04-14 Jason Merrill <jason@redhat.com>
17839 * c-common.c (attribute_takes_identifier_p): New fn.
17840 * c-common.h: Declare it.
17842 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
17844 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
17845 splitter condition.
17846 (*udivmod<mode>4): Ditto.
17848 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
17850 * config/i386/i386.md (maxmin_int): Rename code attribute from
17851 maxminiprefix and update all users.
17852 (maxmin_float): Ditto from maxminfprefix.
17853 (logic): Ditto from logicprefix.
17854 (absneg_mnemonic): Ditto from absnegprefix.
17855 * config/i386/mmx.md: Update all users of maxminiprefix,
17856 maxminfprefix and logicprefix for rename.
17857 * config/i386/sse.md: Ditto.
17858 * config/i386/sync.md (sync_<code><mode>): Update for
17859 logicprefix rename.
17861 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
17864 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
17865 warnings converted to errors.
17867 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
17869 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
17870 used insn_type variable.
17871 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
17872 to avoid set-but-not-used warning.
17874 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
17876 * df-core.c (df_ref_debug): Change format string placeholder
17878 * dwarf2asm.c (dw2_asm_output_data_raw,
17879 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
17880 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
17881 * dwarf2out.c (output_cfi, output_cfi_directive,
17882 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
17883 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
17885 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
17886 * print-rtl.c (print_rtx): Ditto.
17888 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
17890 PR middle-end/42694
17891 * builtins.c (expand_builtin_pow_root): New function to expand pow
17892 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
17893 series of sqrt and cbrt calls under -ffast-math.
17894 (expand_builtin_pow): Call it.
17896 2010-04-14 Michael Matz <matz@suse.de>
17898 PR tree-optimization/42963
17899 * tree-cfg.c (touched_switch_bbs): New static variable.
17900 (group_case_labels_stmt): New function broken out from ...
17901 (group_case_labels): ... here, use the above.
17902 (start_recording_case_labels): Allocate touched_switch_bbs.
17903 (end_recording_case_labels): Deallocate it, call
17904 group_case_labels_stmt.
17905 (gimple_redirect_edge_and_branch): Remember index of affected BB.
17907 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
17909 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
17910 from insn template.
17912 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
17914 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
17916 2010-04-13 Jan Hubicka <jh@suse.cz>
17918 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
17919 of optimized out static functions.
17920 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
17921 cost computation. Also sanity check for overflows.
17922 (update_caller_keys): Update cgraph_edge_badness call; properly
17923 update fibheap and sanity check that it is up to date.
17924 (add_new_edges_to_heap): Update cgraph_edge_badness.
17925 (cgraph_decide_inlining_of_small_function): Likewise;
17926 add sanity checking that badness in heap is up to date;
17927 improve dumping of reason; Update badness of calls to the
17928 offline copy of function currently inlined; dump badness
17929 of functions not inlined because of unit growth limits.
17931 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
17933 PR middle-end/32628
17934 * c-common.c (pointer_int_sum): Disregard overflow that occured only
17935 because of sign-extension change when converting to sizetype here...
17936 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
17938 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
17939 the folding to constants. Remove redundant final conversion.
17940 (fold_binary) <associate>: Do not associate if the re-association of
17941 constants alone overflows.
17942 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
17943 to the end of the list.
17944 (multiple_of_p) <COND_EXPR>: New case.
17946 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
17948 * opt-functions.awk (opt_sanitized_name): New.
17950 * optc-gen.awk: Use it
17951 * opth-gen.awk: Use it.
17953 2010-04-13 Martin Jambor <mjambor@suse.cz>
17955 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
17956 (sra_modify_assign): Delete stmts loading dead data even if racc has no
17957 children. Call replace_uses_with_default_def_ssa_name to handle
17960 2010-04-13 Michael Matz <matz@suse.de>
17962 PR middle-end/43730
17963 * builtins.c (expand_builtin_interclass_mathfn): Also create
17964 a register if the predicate doesn't match.
17966 2010-04-13 Diego Novillo <dnovillo@google.com>
17968 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
17969 * c-pch.c: Include timevar.h.
17970 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
17971 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
17972 * ggc-common.c: Include timevar.h.
17973 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
17974 * timevar.def (TV_PCH_SAVE): Define.
17975 (TV_PCH_CPP_SAVE): Define.
17976 (TV_PCH_PTR_REALLOC): Define.
17977 (TV_PCH_PTR_SORT): Define.
17978 (TV_PCH_RESTORE): Define.
17979 (TV_PCH_CPP_RESTORE): Define.
17981 2010-04-13 Michael Matz <matz@suse.de>
17983 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
17985 (can_reassociate_p): New function.
17986 (break_up_subtract_bb, reassociate_bb): Use it.
17988 2010-04-13 Richard Guenther <rguenther@suse.de>
17991 * builtins.c (c_readstr): Fix assert.
17993 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
17995 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
17996 when generating cltd insn.
17998 (*ashl<mode>3_1): Remove special handling for register operand 2.
17999 (*ashlsi3_1_zext): Ditto.
18000 (*ashlhi3_1): Ditto.
18001 (*ashlhi3_1_lea): Ditto.
18002 (*ashlqi3_1): Ditto.
18003 (*ashlqi3_1_lea): Ditto.
18004 (*<shiftrt_insn><mode>3_1): Ditto.
18005 (*<shiftrt_insn>si3_1_zext): Ditto.
18006 (*<shiftrt_insn>qi3_1_slp): Ditto.
18007 (*<rotate_insn><mode>3_1): Ditto.
18008 (*<rotate_insn>si3_1_zext): Ditto.
18009 (*<rotate_insn>qi3_1_slp): Ditto.
18011 2010-04-13 Richard Guenther <rguenther@suse.de>
18013 * tree-ssa-structalias.c (callused_id): Remove.
18014 (call_stmt_vars): New.
18015 (get_call_vi): Likewise.
18016 (lookup_call_use_vi): Likewise.
18017 (lookup_call_clobber_vi): Likewise.
18018 (get_call_use_vi): Likewise.
18019 (get_call_clobber_vi): Likewise.
18020 (make_transitive_closure_constraints): Likewise.
18021 (handle_const_call): Adjust to do per-call call-used handling.
18022 (handle_pure_call): Likewise.
18023 (find_what_var_points_to): Remove general callused handling.
18024 (init_base_vars): Likewise.
18025 (init_alias_vars): Initialize call_stmt_vars.
18026 (compute_points_to_sets): Process call-used and call-clobbered
18027 vars for call statements.
18028 (delete_points_to_sets): Free call_stmt_vars.
18030 2010-04-13 Richard Guenther <rguenther@suse.de>
18032 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
18033 Only add RW dependence for dependence distance zero.
18034 Adjust maximal vectorization factor according to dependences.
18035 Move alignment handling ...
18036 (vect_find_same_alignment_drs): ... here. New function.
18037 (vect_analyze_data_ref_dependences): Adjust.
18038 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
18039 (vect_analyze_data_refs): Adjust minimal vectorization factor
18040 according to data references.
18041 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
18042 dependences before determining the vectorization factor.
18043 Analyze alignment after determining the vectorization factor.
18044 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
18045 dependences before alignment.
18046 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
18048 (vect_analyze_data_refs): Likewise.
18049 (MAX_VECTORIZATION_FACTOR): New define.
18051 2010-04-13 Duncan Sands <baldrick@free.fr>
18053 * except.h (lang_eh_type_covers): Remove.
18054 * except.c (lang_eh_type_covers): Likewise.
18056 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18057 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18059 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
18060 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
18061 UNITS_PER_LONG where it is ABI relevant.
18062 (s390_return_addr_rtx): Likewise.
18063 (s390_back_chain_rtx): Likewise.
18064 (s390_frame_area): Likewise.
18065 (s390_frame_info): Likewise.
18066 (s390_initial_elimination_offset): Likewise.
18067 (save_gprs): Likewise.
18068 (s390_emit_prologue): Likewise.
18069 (s390_emit_epilogue): Likewise.
18070 (s390_function_arg_advance): Likewise.
18071 (s390_function_arg): Likewise.
18072 (s390_va_start): Likewise.
18073 (s390_gimplify_va_arg): Likewise.
18074 (s390_function_profiler): Likewise.
18075 (s390_optimize_prologue): Likewise.
18076 (s390_rtx_costs): Likewise.
18077 (s390_secondary_reload): Likewise.
18078 (s390_promote_function_mode): Likewise.
18079 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
18080 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
18081 registers available.
18082 (s390_unwind_word_mode): New function.
18083 (s390_function_value): Split 64 bit values into register pair if
18084 used as return value.
18085 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
18086 function call parameters. Handle parallels.
18087 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
18088 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
18089 (DWARF_CIE_DATA_ALIGNMENT): New macro.
18090 (s390_expand_setmem): Remove unused variable src_addr.
18091 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
18092 deal with 64 bit registers.
18093 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
18094 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
18095 (UNITS_PER_LONG): New macro.
18096 * libjava/include/s390-signal.h: Define extended ucontext
18097 structure containing the upper halfs of the 64 bit registers.
18099 2010-04-13 Simon Baldwin <simonb@google.com>
18101 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
18103 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
18105 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
18106 rvalue on the RHS if the LHS is of a non-renamable type.
18107 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
18109 2010-04-13 Matthias Klose <doko@ubuntu.com>
18111 * gcc.c (cc1_options): Handle -iplugindir before processing
18112 the cc1 spec. Only add -iplugindir once.
18113 (cpp_unique_options): Add -iplugindir option if -fplugin* options
18115 * common.opt (iplugindir): Remove `Separate' property, initialize.
18116 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
18118 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
18119 (distclean): Remove plugin dir.
18120 * doc/invoke.texi: Document -iplugindir.
18122 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
18124 * doc/plugins.texi (Loading Plugins): Document short
18125 -fplugin=foo option.
18126 (Plugin API): Mention default_plugin_dir_name function.
18128 * gcc.c (find_file_spec_function): Add new declaration.
18129 (static_spec_func): Use it for "find-file".
18130 (find_file_spec_function): Add new function.
18131 (cc1_options): Add -iplugindir option if -fplugin* options found.
18133 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
18135 * plugin.c (add_new_plugin): Updated comment, and handle short
18137 (default_plugin_dir_name): Added new function.
18139 * common.opt (iplugindir): New option to set the plugin directory.
18141 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
18143 * config/i386/i386.md (any_rotate): New code iterator.
18144 (rotate_insn): New code attribute.
18146 (SWIM124): New mode iterator.
18147 (<rotate_insn>ti3): New expander.
18148 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
18149 any_rotate code iterator.
18150 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
18151 using any_rotate code iterator and SWIM124 mode iterator.
18152 (ix86_rotlti3): New insn_and_split pattern.
18153 (ix86_rotrti3): Ditto.
18154 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
18155 ix86_rotl{di,ti}3 patterns.
18156 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
18157 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
18158 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
18159 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
18160 code iterator and SWI mode iterator.
18161 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
18162 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
18164 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
18165 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
18166 (bswap rotatert splitter): Add splitter.
18167 (bswap splitter): Macroize splitter using any_rotate code iterator.
18168 Add insn predicate to split only for TARGET_USE_XCHGB or when
18169 optimizing function for size.
18171 2010-04-12 Steve Ellcey <sje@cup.hp.com>
18173 * config/pa/pa.c (emit_move_sequence): Remove use of
18174 deleted variable flag_argument_noalias.
18176 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18178 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
18180 Add to unsupported targets list.
18181 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
18182 sparc*-sun-solaris2.[567]* from target lists.
18183 * configure: Regenerate.
18184 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
18186 Remove Solaris 7 patch references.
18187 (Specific, sparc-sun-solaris2.7): Removed.
18188 (sparc-sun-solaris2*): Update Solaris 7 example.
18189 (sparc64-*-solaris2*): Likewise.
18191 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18193 * config.build (alpha*-dec-osf4*): Remove.
18194 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
18195 of obsolete configurations.
18196 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
18198 * config/alpha/t-osf4: Renamed to ...
18199 * config/alpha/t-osf5: ... this.
18200 * config/alpha/osf.h: Renamed to ...
18201 * config/alpha/osf5.h: ... this.
18202 Merged old osf5.h contents.
18204 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
18205 (EXTRA_SPECS): Removed.
18206 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
18207 reflect removal of Tru64 UNIX V4.0/V5.0 support.
18210 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18212 * doc/contrib.texi (Contributors, Rainer Orth): Update.
18214 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
18217 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
18218 __thiscall convention.
18220 2010-04-12 Steve Ellcey <sje@cup.hp.com>
18222 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
18224 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
18226 2010-04-12 Steve Ellcey <sje@cup.hp.com>
18228 * function.c (assign_parms_initialize_all): Add unused attribute
18231 2010-04-12 Richard Guenther <rguenther@suse.de>
18233 * gsstruct.def (GSS_CALL): New.
18234 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
18235 * gimple.h: Include tree-ssa-alias.h.
18236 (struct gimple_statement_call): New.
18237 (union gimple_statement_struct_d): Add gimple_call member.
18238 (gimple_call_reset_alias_info): Declare.
18239 (gimple_call_use_set): New function.
18240 (gimple_call_clobber_set): Likewise.
18241 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
18242 * gimple.c (gimple_call_reset_alias_info): New function.
18243 (gimple_build_call_1): Call it.
18244 * lto-streamer-in.c (input_gimple_stmt): Likewise.
18245 * tree-inline.c (remap_gimple_stmt): Likewise.
18246 (expand_call_inline): Remove callused handling.
18247 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
18248 * tree-dfa.c (dump_variable): Likewise.
18249 * tree-parloops.c (parallelize_loops): Likewise.
18250 * tree-ssa.c (init_tree_ssa): Likewise.
18251 (delete_tree_ssa): Likewise.
18252 * tree-flow-inline.h (is_call_used): Remove.
18253 * tree-flow.h (struct gimple_df): Remove callused member.
18254 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
18255 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
18256 (ref_maybe_used_by_call_p_1): Simplify.
18257 (call_may_clobber_ref_p_1): Likewise.
18258 * tree-ssa-structalias.c (compute_points_to_sets): Set
18259 the call stmt used and clobbered sets.
18260 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
18261 (find_tail_calls): Verify the tail call.
18263 2010-04-12 Richard Guenther <rguenther@suse.de>
18265 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
18266 single-iteration always-inline inlining.
18267 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
18268 (cgraph_decide_inlining): Do not handle always-inline specially.
18269 (try_inline): Remove always-inline cycle detection special case.
18270 Do not recurse on always-inlines.
18271 (cgraph_early_inlining): Do not iterate if not optimizing.
18272 (cgraph_gate_early_inlining): remove.
18273 (pass_early_inline): Run unconditionally.
18274 (gate_cgraph_decide_inlining): New function.
18275 (pass_ipa_inline): Use it. Do not run the IPA inliner if
18276 not inlining or optimizing.
18277 (cgraph_decide_inlining_of_small_functions): Also consider
18278 always-inline functions.
18279 (cgraph_default_inline_p): Return true for nodes which should
18280 disregard inline limits.
18281 (estimate_function_body_sizes): Assume zero size and time for
18282 nodes which are marked as disregarding inline limits.
18283 (cgraph_decide_recursive_inlining): Do not perform recursive
18284 inlining on always-inline nodes.
18286 2010-04-12 Jakub Jelinek <jakub@redhat.com>
18289 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
18290 for exprs satisfying handled_component_p.
18292 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
18294 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
18295 non-constant aggregate elements.
18297 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
18298 is a real initialization.
18300 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
18303 * c-decl.c (start_function): Move forward check for nested function.
18305 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
18307 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
18308 * config/sh/sh.c: Include reload.h.
18309 (sh_legitimize_reload_address): New.
18310 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
18311 sh_legitimize_reload_address.
18313 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
18315 * config/sh/sh.md (*movqi_pop): New insn pattern.
18316 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
18318 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
18320 * config/i386/i386.md (any_shiftrt): New code iterator.
18321 (shiftrt_insn): New code attribute.
18323 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
18324 using any_shiftrt code iterator.
18325 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
18326 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
18327 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
18328 pattern from corresponding peephole2 patterns.
18329 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
18330 using any_shiftrt code iterator.
18331 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
18332 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
18333 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
18334 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
18335 *{ashr,lshr}<mode>3_cmp_zext.
18336 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
18338 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
18340 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
18342 (*lshr<mode>3_cconly): Ditto.
18344 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
18346 * config/i386/i386.md (lshr<mode>3): Macroize expander from
18347 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
18348 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
18349 pattern from *lshr{di,ti}3_1 and corresponding splitters using
18351 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
18352 from corresponding peephole2 patterns.
18353 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
18354 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
18355 and *lshrdi3_1_rex64 using SWI mode iterator.
18356 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
18357 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
18358 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
18359 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
18360 and *lshrdi3_cmp_rex64 using SWI mode iterator.
18361 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
18362 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
18363 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
18364 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
18367 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
18369 * config/i386/i386.md (ashr<mode>3): Macroize expander from
18370 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
18371 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
18372 pattern from *ashr{di,ti}3_1 and corresponding splitters using
18374 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
18375 from corresponding peephole2 patterns.
18376 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
18377 (ashrsi3_cvt): Rename from ashrsi3_31.
18378 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
18379 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
18380 and x86_64_shift_adj_3 using SWI48 mode iterator.
18381 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
18382 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
18383 and *ashrdi3_1_rex64 using SWI mode iterator.
18384 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
18385 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
18386 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
18387 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
18388 and *ashrdi3_cmp_rex64 using SWI mode iterator.
18389 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
18390 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
18391 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
18392 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
18394 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
18395 * config/i386/i386.c (ix86_split_ashr): Update for renamed
18396 x86_shift<mode>_adj_3 expanders.
18398 2010-04-10 Wei Guozhi <carrot@google.com>
18401 * config/arm/arm.c (arm_pic_static_addr): New function.
18402 (legitimize_pic_address): Call arm_pic_static_addr when it detects
18404 (arm_output_addr_const_extra): Output expression for new pattern.
18405 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
18407 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
18409 * ira-costs.c (record_reg_classes): Ignore alternatives that are
18412 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
18413 * web.c: Include "insn-config.h" and "recog.h".
18414 (union_match_dups): New function.
18415 (web_main): Call it.
18416 (union_defs): Don't try to recognize match_dups.
18418 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
18419 if doing so would replace the entire pattern.
18421 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
18425 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
18426 and splitter pattern. Change splitter operand 1 predicate to
18429 2010-04-09 Martin Jambor <mjambor@suse.cz>
18431 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
18432 lattices are addresses of CONST_DECLs with the same initial value.
18433 (ipcp_print_all_lattices): Print values of CONST_DECLs.
18434 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
18436 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
18437 Bernd Schmidt <bernds@codesourcery.com>
18439 * loop-invariant.c (replace_uses): New static function.
18440 (move_invariant_reg): Use it to ensure we can replace the uses.
18442 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
18444 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
18446 (picochip_override_options): Enable section anchors only above -O1.
18447 (picochip_reorg): Fixed a couple of build warnings.
18449 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18451 * configure.ac (plugin -rdynamic test): Log result.
18452 * configure: Regenerate.
18453 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
18454 (RDYNAMIC_SPEC): Define.
18455 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
18457 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18459 * configure.ac: Determine Sun ld version numbers.
18460 (comdat_group): Restrict GNU ld version checks to gld.
18461 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
18462 (enable_comdat): Support --enable-comdat.
18463 * configure: Regenerate.
18464 * doc/install.texi (Configuration): Document --enable-comdat.
18466 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18468 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
18469 * config/sol2-gld.h: ... here.
18470 * config.gcc (sparc*-*-solaris2*): Reflect this.
18471 (i[34567]86-*-solaris2*): Use it.
18473 2010-04-09 Steve Ellcey <sje@cup.hp.com>
18475 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
18477 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
18479 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
18482 * diagnostic.c (diagnostic_initialize): Initialize
18483 some_warnings_are_errors.
18484 (diagnostic_finish): New.
18485 (diagnostic_action_after_output): Call it before exiting.
18486 (diagnostic_report_diagnostic): Do not print message here. Set
18487 some_warnings_are_errors.
18488 * diagnostic.h (diagnostic_context): Delete
18489 issue_warnings_are_errors_message. Add some_warnings_are_errors.
18490 (diagnostic_finish): Declare.
18491 * toplev.c (toplev_main): Call it before exit.
18493 2010-04-09 Jason Merrill <jason@redhat.com>
18496 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
18497 for incomplete type.
18500 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
18501 based on a warning flag.
18503 2010-04-09 Richard Guenther <rguenther@suse.de>
18505 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
18507 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
18510 * varasm.c (default_assemble_visibility): Wrap vars that are
18511 set, but unused, by targets without GAS.
18512 * config/rs6000/rs6000.c (paired_emit_vector_compare):
18513 Remove set, but unused, vars.
18514 (rs6000_legitimize_tls_address): Likewise.
18515 (altivec_expand_dst_builtin): Likewise.
18516 * config/darwin.c (machopic_classify_symbol): Likewise.
18517 (machopic_indirection_name): Likewise.
18519 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
18521 * config/i386/i386.md (DWI): New mode iterator.
18522 (S): New mode attribute.
18523 (shift_operand): Ditto.
18524 (shift_immediate_operand): Ditto.
18525 (ashl_input_operand): Ditto.
18526 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
18527 using SDWIM mode iterator.
18528 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
18529 pattern from *ashl{di,ti}3_1 and corresponding splitters using
18531 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
18532 from corresponding peephole2 patterns.
18533 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
18534 and x86_64_shift_adj_1 using SWI48 mode iterator.
18535 (x86_shift<mode>_adj_2): Ditto.
18536 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
18537 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
18538 using SWI48 mode iterator.
18539 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
18540 *ashldi3_cmp_rex64 using SWI mode iterator.
18541 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
18542 *ashldi3_cconly_rex64 using SWI mode iterator.
18543 * config/i386/i386.c (ix86_split_ashl): Update for renamed
18544 x86_shift<mode>_adj_{1,2}.
18545 (ix86_split_ashr): Ditto.
18546 (ix86_split_lshr): Ditto.
18548 2010-04-09 Richard Guenther <rguenther@suse.de>
18550 * target.h (builtin_conversion): Pass in input and output types.
18551 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
18552 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
18553 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
18554 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
18556 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
18558 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
18560 2010-04-09 Richard Guenther <rguenther@suse.de>
18563 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
18565 2010-04-09 Richard Guenther <rguenther@suse.de>
18567 * tree-vectorizer.h (struct _stmt_vec_info): Document
18568 that vectype is the type of the LHS.
18569 (supportable_widening_operation, supportable_narrowing_operation):
18570 Get both input and output vector types as arguments.
18571 (vect_is_simple_use_1): Declare.
18572 (get_same_sized_vectype): Likewise.
18573 * tree-vect-loop.c (vect_determine_vectorization_factor):
18574 Set STMT_VINFO_VECTYPE to the vector type of the def.
18575 (vectorizable_reduction): Adjust.
18576 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
18577 Adjust. Specify the output vector type.
18578 (vect_pattern_recog_1): Adjust.
18579 * tree-vect-stmts.c (get_same_sized_vectype): New function.
18580 (vectorizable_call): Adjust.
18581 (vectorizable_conversion): Likewise.
18582 (vectorizable_operation): Likewise.
18583 (vectorizable_type_demotion): Likewise.
18584 (vectorizable_type_promotion): Likewise.
18585 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
18587 (vect_is_simple_use_1): New function.
18588 (supportable_widening_operation): Get both input and output
18590 (supportable_narrowing_operation): Likewise.
18591 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
18593 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
18595 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
18596 __thiscall and _thiscall as predefined macros.
18597 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
18598 thiscall attribute handling.
18599 (ix86_comp_type_attributes): Likewise.
18600 (ix86_function_regparm): Likewise.
18601 (ix86_return_pops_args): Likewise.
18602 (init_cumulative_args): Likewise.
18603 (find_drap_reg): Likewise.
18604 (ix86_static_chain): Likewise.
18605 (x86_this_parameter): Likewise.
18606 (x86_output_mi_thunk): Likewise.
18607 (ix86_attribute_table): Add description for thiscall attribute.
18608 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
18609 * doc/extend.texi: Add documentation for thiscall.
18611 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
18614 * c.opt (Wint-to-pointer-cast): Available in C++.
18615 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
18617 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
18619 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
18620 * calls.c (expand_call): Pass the function type to aggregate_value_p.
18621 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
18622 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
18623 function type instead. Reorder and simplify checks.
18625 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
18627 2010-04-08 Jing Yu <jingyu@google.com>
18628 Zdenek Dvorak <ook@ucw.cz>
18630 PR tree-optimization/42720
18631 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
18632 loop unswitch conditions here from ...
18633 (tree_unswitch_single_loop): ... here.
18635 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
18637 * tree-if-conv.c: Fix comments and simplify logic.
18639 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
18641 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
18642 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
18643 (main_tree_if_conversion): Update call to tree_if_conversion.
18645 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
18648 * doc/invoke.texi (-b,-V): Delete.
18649 * doc/tm.texi: Do not mention -b.
18650 * gcc.c (display_help): Delete -b and -V.
18651 (process_command): Delete -b and -V.
18652 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
18654 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
18655 Wolfgang Gellerich <gellerich@de.ibm.com>
18657 Implement target hook for loop unrolling
18658 * target.h (loop_unroll_adjust): Add a new target hook function.
18659 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
18660 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
18661 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
18662 (s390_loop_unroll_adjust): Implement the new target hook for s390.
18663 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
18665 (decide_unroll_stupid): Likewise.
18667 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18670 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
18672 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18674 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
18675 (Specific, *-*-solaris2*): Likewise.
18676 Don't prefer Sun as over GNU as.
18678 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
18680 * config/s390/s390.c (override_options): Adjust the z10 defaults
18681 for max-unroll-times, max-completely-peeled-insns
18682 and max-completely-peel-times.
18684 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18686 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
18687 instructions for z10.
18688 (s390_expand_setmem): Likewise.
18689 (s390_expand_cmpmem): Likewise.
18691 2010-04-08 Richard Guenther <rguenther@suse.de>
18693 PR tree-optimization/43679
18694 * tree-ssa-pre.c (eliminate): Only propagate copies.
18696 2010-04-08 Jakub Jelinek <jakub@redhat.com>
18699 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
18700 set but not used variable warning.
18702 2010-04-08 Wei Guozhi <carrot@google.com>
18705 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
18706 (arm_size_rtx_costs): Call the new function when optimized for size.
18708 2010-04-08 Jakub Jelinek <jakub@redhat.com>
18711 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
18712 op0 is not a MEM, just return NULL instead of assertion
18714 (discover_nonconstant_array_refs): Don't walk debug stmts.
18716 2010-04-08 Doug Kwan <dougkwan@google.com>
18718 * configure.ac: Recognize gold and do not use its version number
18719 to test ld features.
18720 * configure: Regenerate.
18722 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
18724 PR middle-end/40815
18725 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
18726 (negate_value): Move code to push elements to broken_up_substracts ...
18727 (eliminate_plus_minus_pair): ... here. Push operands that have no
18728 negative pair to plus_negates.
18729 (repropagate_negates, init_reassoc, fini_reassoc): Update.
18731 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18733 * doc/install.texi (Configuration): Move description of
18734 --enable-lto, --with-libelf*, --enable-gold from Java section to
18737 * doc/generic.texi (Working with declarations)
18738 (Function Properties, C and C++ Trees): Fix typos.
18739 * doc/sourcebuild.texi (Top Level): Likewise.
18741 2010-04-07 Jakub Jelinek <jakub@redhat.com>
18744 * tree.h (DECL_READ_P): Define.
18745 (struct tree_decl_common): Add decl_read_flag.
18746 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
18747 a set but not used warning.
18748 (merge_decls): Merge DECL_READ_P flag.
18749 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
18750 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
18751 * c-common.c (handle_used_attribute, handle_unused_attribute):
18753 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
18755 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
18757 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
18758 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
18759 c_parser_binary_expression, c_parser_cast_expression,
18760 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
18761 Call default_function_array_read_conversion instead of
18762 default_function_array_conversion where needed.
18763 (c_parser_unary_expression, c_parser_conditional_expression,
18764 c_parser_postfix_expression_after_primary, c_parser_initelt):
18765 Likewise. Call mark_exp_read where needed.
18766 (c_parser_statement_after_labels, c_parser_asm_operands,
18767 c_parser_typeof_specifier, c_parser_sizeof_expression,
18768 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
18770 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
18772 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
18773 (warn_unused_but_set_parameter): Default to warn_unused
18775 * doc/invoke.texi: Document -Wunused-but-set-variable and
18776 -Wunused-but-set-parameter.
18778 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
18779 used count variable.
18780 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
18781 when operandN variables aren't used in the body of the expander
18783 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
18784 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
18785 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
18786 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
18787 FOR_EACH_IMM_USE_ON_STMT): Likewise.
18788 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
18789 * tree.c (PROCESS_ARG): Likewise.
18791 2010-04-07 Simon Baldwin <simonb@google.com>
18793 * diagnostic.h (diagnostic_override_option_index): New macro to
18794 set a diagnostic's option_index.
18795 * c-tree.h (c_cpp_error): Add warning reason argument.
18796 * opts.c (_warning_as_error_callback): New.
18797 (register_warning_as_error_callback): Store callback for
18798 warnings enabled via enable_warning_as_error.
18799 (enable_warning_as_error): Call callback, minor code tidy.
18800 * opts.h (register_warning_as_error_callback): Declare.
18801 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
18802 response to -Werror=.
18803 (c_common_init_options): Register warning_as_error_callback in opts.c.
18804 * common.opt: Add -Wno-cpp option.
18805 * c-common.c (struct reason_option_codes_t): Map cpp warning
18806 reason codes to gcc option indexes.
18807 * (c_option_controlling_cpp_error): New function, lookup the gcc
18808 option index for a cpp warning reason code.
18809 * (c_cpp_error): Add warning reason argument, call
18810 c_option_controlling_cpp_error for diagnostic_override_option_index.
18811 * doc/invoke.texi: Document -Wno-cpp.
18813 2010-04-07 Richard Guenther <rguenther@suse.de>
18815 * ipa-reference.c (mark_load): Use get_base_address.
18816 (mark_store): Likewise.
18818 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
18819 inserting GIMPLE_NOPs into the IL.
18820 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18821 Explicitly strip handled components and indirect references.
18823 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
18824 folding address expressions.
18825 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
18826 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
18827 operand_equal_p to compare decls.
18828 (ptr_deref_may_alias_decl_p): Likewise.
18829 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
18830 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
18831 Handle reversed comparison ops.
18832 * tree-sra.c (asm_visit_addr): Use get_base_address.
18833 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
18834 * ipa-reference.c (mark_address): Use get_base_address.
18836 2010-04-07 Richard Guenther <rguenther@suse.de>
18838 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
18839 Propagate constants everywhere.
18841 2010-04-07 Jakub Jelinek <jakub@redhat.com>
18844 * tree.c (MAX_INT_CACHED_PREC): Define.
18845 (nonstandard_integer_type_cache): New array.
18846 (build_nonstandard_integer_type): Cache results for precision
18847 <= MAX_INT_CACHED_PREC.
18849 2010-04-07 Richard Guenther <rguenther@suse.de>
18851 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
18852 -fargument-noalias-global, -fargument-noalias-anything): Remove.
18853 * common.opt: Likewise.
18854 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
18855 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
18856 (nonoverlapping_memrefs_p): Likewise.
18857 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
18858 * opts.c (common_handle_option): Handle OPT_fargument_alias,
18859 OPT_fargument_noalias, OPT_fargument_noalias_anything and
18860 OPT_fargument_noalias_global for backward compatibility.
18862 2010-04-07 Richard Guenther <rguenther@suse.de>
18864 PR tree-optimization/43270
18865 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
18866 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
18867 * tree-ssa-pre.c (phi_translate_1): Adjust.
18868 (fully_constant_expression): Split out vn_reference handling to ...
18869 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
18870 Fold reads from constant strings.
18871 (vn_reference_lookup): Handle fully constant references.
18872 (vn_reference_lookup_pieces): Likewise.
18873 * Makefile.in (expmed.o-warn): Add -Wno-error.
18875 2010-04-07 Martin Jambor <mjambor@suse.cz>
18877 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
18879 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
18882 * gcc.c: Add -static-libstdc++ to list of recognized options.
18884 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18886 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
18888 2010-04-07 Richard Guenther <rguenther@suse.de>
18890 PR middle-end/42617
18891 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
18892 bases build simple mem attributes to retain points-to information.
18894 2010-04-07 Richard Guenther <rguenther@suse.de>
18896 PR middle-end/42617
18897 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
18898 preserve points-to related information.
18900 2010-04-07 Richard Guenther <rguenther@suse.de>
18902 PR middle-end/42617
18903 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
18904 discard plain indirect references.
18905 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
18906 * tree.c (tree_nop_conversion): Likewise.
18908 2010-04-07 Dodji Seketeli <dodji@redhat.com>
18911 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
18913 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
18915 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
18916 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
18918 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
18920 * tree-if-conv.c: Fix indentation and comments.
18922 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
18924 * tree-if-conv.c: Sort static functions in topological order.
18926 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
18928 * tree-if-conv.c: Fix indentation and comments.
18930 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
18932 PR middle-end/43519
18933 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
18934 lang_hooks.types.type_for_size instead of
18935 build_nonstandard_integer_type.
18936 When converting an unsigned type to signed, double its precision.
18937 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
18938 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
18939 (graphite_create_new_loop_guard): When ub + 1 wraps around,
18942 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
18944 PR middle-end/43519
18945 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
18946 POINTER_PLUS_EXPR for pointer types.
18948 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
18950 PR middle-end/43519
18951 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
18952 * graphite-clast-to-gimple.c: Include langhooks.h.
18953 (max_signed_precision_type): New.
18954 (max_precision_type): Takes two types as arguments.
18955 (precision_for_value): New.
18956 (precision_for_interval): New.
18957 (gcc_type_for_interval): New.
18958 (gcc_type_for_value): New.
18959 (gcc_type_for_clast_term): New.
18960 (gcc_type_for_clast_red): New.
18961 (gcc_type_for_clast_bin): New.
18962 (gcc_type_for_clast_expr): Split up into several functions.
18963 (gcc_type_for_clast_eq): Rewritten.
18964 (compute_bounds_for_level): New.
18965 (compute_type_for_level_1): New.
18966 (compute_type_for_level): New.
18967 (gcc_type_for_cloog_iv): Removed.
18968 (gcc_type_for_iv_of_clast_loop): Rewritten.
18969 (graphite_create_new_loop): Compute the lower and upper bound types
18970 with gcc_type_for_clast_expr.
18971 (graphite_create_new_loop_guard): Same.
18972 (find_cloog_iv_in_expr): Removed.
18973 (compute_cloog_iv_types_1): Removed.
18974 (compute_cloog_iv_types): Removed.
18975 (gloog): Do not call compute_cloog_iv_types.
18976 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
18977 GBB_CLOOG_IV_TYPES.
18978 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
18979 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
18980 (GBB_CLOOG_IV_TYPES): Removed.
18982 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
18984 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
18985 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
18986 (detect_commutative_reduction): Same.
18988 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
18990 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
18991 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
18993 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
18994 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
18995 (rewrite_commutative_reductions_out_of_ssa): Same.
18996 * passes.c (execute_function_todo): Call verify_ssa for every pass
18997 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
18998 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
18999 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
19000 with an extra argument.
19001 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
19002 verify_ssa only when the extra argument is true.
19003 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
19004 with an extra argument.
19005 (tree_transform_and_unroll_loop): Same.
19007 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
19009 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
19010 for all the passes of the LNO having LOOP_CLOSED_SSA.
19011 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
19012 * tree-loop-distribution.c (pass_loop_distribution): Same.
19013 * tree-pass.h (TODO_verify_loops): Removed.
19014 * tree-ssa-loop.c (pass_tree_loop_init): Same.
19016 (pass_tree_unswitch): Same.
19017 (pass_predcom): Same.
19018 (pass_vectorize): Same.
19019 (pass_linear_transform): Same.
19020 (pass_graphite_transforms): Same.
19021 (pass_iv_canon): Same.
19022 (pass_complete_unroll): Same.
19023 (pass_complete_unrolli): Same.
19024 (pass_parallelize_loops): Same.
19025 (pass_loop_prefetch): Same.
19026 (pass_iv_optimize): Same.
19028 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
19030 PR middle-end/32824
19031 * passes.c (init_optimization_passes): Move pass_lim before
19032 pass_copy_prop and pass_dce_loop.
19034 2010-04-06 Jakub Jelinek <jakub@redhat.com>
19037 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
19038 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
19039 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
19040 MULTI_* defines for 4 argument vpermil2p* builtins.
19042 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
19044 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
19045 * config/i386/i386.c (x86_maybe_negate_const_int): New.
19046 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
19047 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
19048 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
19049 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
19050 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
19051 Use x86_maybe_negate_const_int to output insn mnemonic.
19052 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
19053 check from instruction predicate. Update comments.
19054 * config/i386/sync.md (sync_add<mode>): Use
19055 x86_maybe_negate_const_int to output insn mnemonic.
19057 2010-04-06 Jan Hubicka <jh@suse.cz>
19059 PR tree-optimization/42906
19060 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
19061 IGNORE_SELF argument. Set visited_control_parents for fully
19063 (find_obviously_necessary_stmts): Update call of
19064 mark_control_dependent_edges_necessary.
19065 (propagate_necessity): Likewise. Handle PHI edges more curefully.
19067 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
19069 * config/i386/i386.md: Remove comment about 'e' and 'E'
19072 2010-04-06 Richard Guenther <rguenther@suse.de>
19074 PR tree-optimization/43627
19075 * tree-vrp.c (extract_range_from_unary_expr): Widenings
19076 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
19079 2010-04-06 Jakub Jelinek <jakub@redhat.com>
19081 * BASE-VER: Change to 4.6.0.
19084 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
19087 2010-04-06 Richard Guenther <rguenther@suse.de>
19089 PR middle-end/43661
19090 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
19092 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19094 * doc/invoke.texi (Optimize Options): Document that LTO
19095 won't remove object access purely due to incompatible
19098 2010-04-04 Matthias Klose <doko@ubuntu.com>
19100 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
19101 Initialize variable.
19103 2010-04-03 Richard Guenther <rguenther@suse.de>
19105 PR middle-end/42509
19106 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
19107 require a non-NULL MEM_OFFSET.
19109 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
19111 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
19112 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
19113 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
19114 config/alpha/predicates.md, config/arm/arm.md,
19115 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
19116 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
19117 config/darwin9.h, config/darwin.c, config/darwin.h,
19118 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
19119 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
19120 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
19121 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
19122 config/mips/mips.md, config/mn10300/mn10300.c,
19123 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
19124 config/rs6000/aix.h, config/rs6000/dfp.md,
19125 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
19126 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
19127 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
19128 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
19129 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
19130 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
19131 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
19132 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
19133 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
19134 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
19135 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
19136 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
19137 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
19138 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
19139 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
19140 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
19141 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
19142 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
19143 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
19144 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
19145 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
19146 opt-functions.awk, opth-gen.awk, params.def, passes.c,
19147 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
19148 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
19149 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
19150 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
19151 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
19152 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
19153 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
19154 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
19155 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
19156 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
19157 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
19158 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
19159 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
19160 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
19162 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19165 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
19166 * aclocal.m4: Regenerate.
19168 2010-04-02 Richard Guenther <rguenther@suse.de>
19170 PR tree-optimization/43629
19171 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
19172 if we have seen a constant value.
19174 2010-04-02 Joseph Myers <joseph@codesourcery.com>
19176 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
19178 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
19181 * arm.c (legitimize_tls_address): Adjust call to
19182 gen_tls_load_dot_plus_four.
19183 (arm_note_pic_base): New function.
19184 (arm_cannot_copy_insn_p): Use it.
19185 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
19188 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19193 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19195 * Makefile.in ($(out_object_file)): Depend on
19196 gt-$(basename $(notdir $(out_file))).h.
19198 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
19200 * config.gcc (lm32-*-rtems*): Add t-lm32.
19202 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
19204 * config.gcc: Add lm32-*-rtems*.
19205 * config/lm32/rtems.h: New file.
19207 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
19210 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
19212 2010-04-01 Jakub Jelinek <jakub@redhat.com>
19214 * dwarf2out.c (output_compilation_unit_header): For
19215 -gdwarf-4 use version 4 instead of version 3.
19216 (output_line_info): For version 4 and above emit additional
19217 maximum ops per insn header field.
19218 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
19220 * dwarf2out.c (is_c_family, is_java): Remove.
19221 (lower_bound_default): New function.
19222 (add_bound_info, gen_descr_array_type_die): Use it.
19224 2010-04-01 Dodji Seketeli <dodji@redhat.com>
19227 * dwarf2out.c (gen_variable_die): Allow debug info for variable
19228 re-declaration when it happens in a function.
19230 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
19232 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
19233 (cgraph_remove_function_insertion_hook): Same.
19234 (cgraph_call_function_insertion_hooks): Same.
19236 2010-04-01 Richard Guenther <rguenther@suse.de>
19238 PR middle-end/43614
19239 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
19240 and TREE_THIS_VOLATILE.
19241 (copy_ref_info): Likewise.
19242 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
19243 * tree.c (build6_stat): Ignore side-effects of all but arg5
19244 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
19247 2010-04-01 Richard Guenther <rguenther@suse.de>
19249 PR tree-optimization/43607
19250 * ipa-type-escape.c (check_call): Do not access non-existing
19253 2010-04-01 Richard Guenther <rguenther@suse.de>
19255 PR middle-end/43602
19257 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
19258 Jack Howarth <howarth@bromo.med.uc.edu>
19260 * tree-profile.c (tree_init_ic_make_global_vars): Make static
19263 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19265 * doc/install.texi (Prerequisites): Document libelf usability on
19266 IRIX 5/6 and Solaris 2.
19267 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
19268 Update GNU as, GNU ld requirements.
19269 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
19270 Document Sun Studio compiler download.
19271 Update and simplify as, ld recommendations.
19272 (Specific, *-*-solaris2.7): Note obsoletion, removal.
19274 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19276 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
19277 with_tune_32 to pentium4.
19279 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
19281 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
19283 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19285 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
19286 obsoletion, removal.
19288 Document GNU as requirement.
19289 Update configure requirements.
19290 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
19291 Recomment IRIX 6.5.18+.
19292 Document IDF/IDL requirement.
19293 Document GNU as requirement.
19294 Document GNU ld bootstrap failure.
19295 Remove freeware.sgi.com reference.
19297 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19299 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
19300 UNIX V4.0, V5.0 obsoletion, removal.
19301 Remove --with-gc=simple reference.
19302 Update VM requirements during bootstrap.
19303 Remove -oldas bootstrap description.
19304 Update binutils reference.
19305 Remove comparison failure note.
19307 2010-03-31 Richard Guenther <rguenther@suse.de>
19308 Zdenek Dvorak <ook@ucw.cz>
19309 Sebastian Pop <sebastian.pop@amd.com>
19311 PR middle-end/43464
19312 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
19313 with multiple arguments.
19314 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
19316 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
19318 * graphite-dependences.c (print_pddr): Call print_pdr with an
19320 * graphite-poly.c (debug_pdr): Add an extra argument for the
19323 (print_pbb_domain): Same.
19325 (print_scop_context): Same.
19326 (print_scop): Same.
19327 (print_cloog): Same.
19328 (debug_pbb_domain): Same.
19330 (print_pdrs): Same.
19331 (debug_pdrs): Same.
19332 (debug_scop_context): Same.
19333 (debug_scop): Same.
19334 (debug_cloog): Same.
19335 (print_scop_params): Same.
19336 (debug_scop_params): Same.
19337 (print_iteration_domain): Same.
19338 (print_iteration_domains): Same.
19339 (debug_iteration_domain): Same.
19340 (debug_iteration_domains): Same.
19341 (print_scattering_function): Same.
19342 (print_scattering_functions): Same.
19343 (debug_scattering_function): Same.
19344 (debug_scattering_functions): Same.
19345 * graphite-poly.h (debug_pdr): Update declaration.
19347 (print_pbb_domain): Same.
19349 (print_scop_context): Same.
19350 (print_scop): Same.
19351 (print_cloog): Same.
19352 (debug_pbb_domain): Same.
19354 (print_pdrs): Same.
19355 (debug_pdrs): Same.
19356 (debug_scop_context): Same.
19357 (debug_scop): Same.
19358 (debug_cloog): Same.
19359 (print_scop_params): Same.
19360 (debug_scop_params): Same.
19361 (print_iteration_domain): Same.
19362 (print_iteration_domains): Same.
19363 (debug_iteration_domain): Same.
19364 (debug_iteration_domains): Same.
19365 (print_scattering_function): Same.
19366 (print_scattering_functions): Same.
19367 (debug_scattering_function): Same.
19368 (debug_scattering_functions): Same.
19370 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
19372 * graphite-poly.c (print_scattering_function_1): New.
19373 (print_scattering_function): Call it.
19374 (print_scop_params): Remove spaces at the end of lines.
19375 (print_cloog): New.
19376 (debug_cloog): New.
19377 * graphite-poly.h (print_cloog): Declared.
19378 (debug_cloog): Declared.
19380 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
19382 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
19384 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
19385 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
19386 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
19387 to switch between adding the IV bump in loop->latch or in loop->header.
19389 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
19391 * graphite-poly.c (print_scattering_function): Pretty print following
19392 the scoplib format.
19394 (print_pbb_domain): Same.
19395 (dump_gbb_cases): Same.
19396 (dump_gbb_conditions): Same.
19397 (print_pdrs): Same.
19399 (print_scop_params): Same.
19400 (print_scop_context): Same.
19401 (print_scop): Same.
19402 (print_pbb_body): New.
19403 (lst_indent_to): New.
19404 (print_lst): Start new lines with a #.
19405 * graphite-poly.h (pbb_bb): New.
19406 (pbb_index): Use pbb_bb.
19407 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
19409 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
19411 2010-03-31 Jakub Jelinek <jakub@redhat.com>
19413 * dwarf2out.c (size_of_die): For -gdwarf-4 use
19414 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
19415 and 0 instead of 1 for dw_val_class_flag.
19416 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
19417 dw_val_class_range_list, dw_val_class_loc_list,
19418 dw_val_class_lineptr and dw_val_class_macptr, use
19419 DW_FORM_flag_present for dw_val_class_flag and
19420 DW_FORM_exprloc for dw_val_class_loc.
19421 (output_die): For -gdwarf-4 print dw_val_class_loc
19422 size as uleb128 instead of 1 or 2 bytes and don't print
19423 anything for dw_val_class_flag.
19425 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
19426 instead of cselib_lookup following by tweaking locs->setting_insn.
19429 * cselib.c (cselib_process_insn): Clear cselib_current_insn
19430 even before returning from label, setjmp call or volatile asm
19433 2010-03-31 Richard Guenther <rguenther@suse.de>
19435 PR middle-end/43600
19436 * cgraphunit.c (cgraph_output_in_order): Do not allocate
19437 temporary data on stack.
19439 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19441 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
19442 (PUSHSECTION_ASM_OP): Remove.
19443 (POPSECTION_ASM_OP): Remove.
19444 (PUSHSECTION_FORMAT): Remove.
19445 * config/sol2.h (PUSHSECTION_FORMAT): Define.
19446 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
19447 * config/sol2.c (solaris_output_init_fini): Use it.
19449 2010-03-31 Jie Zhang <jie@codesourcery.com>
19452 * opt-functions.awk (var_type_struct): Use signed char type
19453 for simple variables.
19455 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19457 * config/sol2.c: Include output.h.
19458 (solaris_assemble_visibility): New function.
19459 * config/t-sol2 (sol2.o): Add output.h dependency.
19460 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
19461 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
19464 2010-03-31 Jakub Jelinek <jakub@redhat.com>
19467 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
19468 V2SImode or XFmode on PRE_DEC.
19471 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
19474 2010-03-31 Jie Zhang <jie@codesourcery.com>
19477 * reload.h (caller_save_initialized_p): Declare.
19478 * toplev.c (backend_init_target): Don't call
19479 init_caller_save but set caller_save_initialized_p to false.
19480 * caller-save.c (caller_save_initialized_p): Define.
19481 (init_caller_save): Check caller_save_initialized_p.
19482 * ira.c (ira): Call init_caller_save if flag_caller_saves.
19484 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19487 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
19488 and soft-fp/t-softfp to tmake_file.
19489 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
19490 (LIBGCC2_TF_CEXT): Define.
19493 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
19496 * cselib.c (n_useless_values): Document handling of debug locs.
19497 (n_useless_debug_values, n_debug_values): New variables.
19498 (new_elt_loc_list): Don't add to debug values, keep count.
19499 (promote_debug_loc): New.
19500 (cselib_reset_table): Zero new variables.
19501 (entry_and_rtx_equal_p): Promote debug locs.
19502 (discard_useless_locs): Increment n_useless_debug_values for
19504 (remove_useless_values): Adjust n_useless_values and n_debug_values
19505 with n_useless_debug_values.
19506 (add_mem_for_addr): Promote debug locs.
19507 (cselib_lookup_mem): Likewise.
19508 (cselib_lookup_addr): Renamed to...
19509 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
19510 (cselib_log_lookup): ... this. Turn into...
19511 (cselib_lookup_addr): ... new wrapper.
19512 (cselib_lookup_from_insn): New.
19513 (cselib_invalidate_regno): Increment n_useless_debug_values for
19515 (cselib_invalidate_mem): Likewise.
19516 (cselib_process_insn): Take n_deleted and n_debug_values into
19517 account to guard remove_useless_value call.
19518 (cselib_finish): Zero n_useless_debug_values.
19519 * cselib.h (cselib_lookup_from_insn): Declare.
19520 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
19521 (sched_analyze_2): Likewise.
19523 2010-03-30 Jakub Jelinek <jakub@redhat.com>
19525 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
19527 (adjust_mems): Replace narrowing SUBREG of expression containing
19528 just PLUS, MINUS, MULT and ASHIFT of registers and constants
19529 with operations in the narrower mode.
19532 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
19533 regs_invalidated_by_call instead all call_used_reg_set registers.
19535 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
19537 PR middle-end/43430
19538 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
19539 pointer comparisons with types_compatible_p.
19540 * tree-vect-stmts.c (vectorizable_call): Same.
19541 (vectorizable_condition): Same.
19543 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19545 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
19546 stack check if the mask would be zero.
19548 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
19549 Jack Howarth <howarth@bromo.med.uc.edu>
19551 * tree-profile.c (tree_init_ic_make_global_vars): Make static
19554 2010-03-30 Joseph Myers <joseph@codesourcery.com>
19557 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
19559 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
19560 Include ___unordxf2 and ___unordtf2.
19561 * config/i386/libgcc-glibc.ver: Do not define inheritance from
19564 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
19566 * config/lm32/t-lm32: New file.
19567 * config.gcc: Use the above file when targetting lm32.
19569 2010-03-28 Duncan Sands <baldrick@free.fr>
19571 * Makefile.in (PLUGIN_HEADERS): Add except.h.
19573 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
19575 PR middle-end/43431
19576 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
19577 Improve vectorization cost model diagnostic.
19579 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
19581 PR middle-end/43436
19582 * tree-vect-data-refs.c (vect_analyze_data_refs): When
19583 compute_data_dependences_for_loop returns false, early exit
19584 and output an extra diagnostic for the failed data reference
19587 2010-03-29 Richard Guenther <rguenther@suse.de>
19589 PR tree-optimization/43560
19590 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
19591 (can_sm_ref_p): Treat stores to readonly locations as trapping.
19593 2010-03-29 Jie Zhang <jie@codesourcery.com>
19596 * toplev.c (process_options): Set optimization_default_node
19597 and optimization_current_node.
19598 * opts.c (decode_options): Don't set optimization_default_node
19599 and optimization_current_node.
19601 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
19603 * config/rtems.h: Abandon -qrtems_debug.
19605 2010-03-28 Jan Hubicka <jh@suse.cz>
19607 PR tree-optimization/43505
19608 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
19609 map should not be copied.
19611 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19613 PR middle-end/41674
19614 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
19615 cdtors, set DECL_PRESERVE_P.
19616 * ipa.c (cgraph_externally_visible_p): Return true if declaration
19617 should be preseved.
19619 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
19621 PR tree-optimization/43528
19622 * stor-layout.c (place_field): Check that constant fits into
19623 unsigned HWI when skipping calculation of MS bitfield layout.
19625 2010-03-27 Jan Hubicka <jh@suse.cz>
19627 PR middle-end/43391
19628 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
19629 notice_global_symbol work.
19631 2010-03-27 Jakub Jelinek <jakub@redhat.com>
19633 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
19634 instead of dwarf2out_decl.
19635 (struct var_loc_node): Remove section_label field.
19636 (dwarf2out_function_decl): New function.
19637 (dwarf2out_var_location): Don't set section_label field.
19638 (dwarf2out_begin_function): Don't empty decl_loc_table here.
19640 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
19642 PR tree-optimization/43544
19643 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
19644 First argument for builtin vectorized function hook is now a
19645 tree to be able to distinguish between machine specific and
19647 * targhooks.c (default_builtin_vectorized_function): Ditto.
19648 * targhooks.h (default_builtin_vectorized_function): Ditto.
19649 * target.h (struct gcc_target): Ditto.
19650 * tree-vect-stmts.c (vectorizable_function): Ditto.
19651 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
19652 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
19655 2010-03-26 Joseph Myers <joseph@codesourcery.com>
19658 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
19659 nested binding iff it is a FUNCTION_DECL.
19660 (store_parm_decls_newstyle): Pass nested=true to bind for
19661 FUNCTION_DECLs amongst parameters.
19663 2010-03-26 Jakub Jelinek <jakub@redhat.com>
19665 * var-tracking.c (vt_expand_loc_callback): Don't run
19666 cselib_expand_value_rtx_cb in dummy mode if
19667 cselib_dummy_expand_value_rtx_cb returned false.
19669 * var-tracking.c (emit_note_insn_var_location): For one part
19670 notes with offset 0, don't add EXPR_LIST around the location.
19671 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
19672 add_location_or_const_value_attribute): Adjust for that change.
19675 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
19676 into first operand and location into second.
19677 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
19678 dw_cfi_oprnd_loc for DW_CFA_expression.
19679 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
19680 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
19681 assume first argument is regnum and second argument is location.
19683 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
19686 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
19687 of scratch register to DImode. Split to DImode comparison operator.
19688 Use SImode subreg of scratch register in the multiplication.
19689 (*cmp_sadd_sidi): Ditto.
19690 (*cmp_ssub_si): Ditto.
19691 (*cmp_ssub_sidi): Ditto.
19693 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
19696 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
19697 Remove invalid assert and wrong comment.
19699 2010-03-26 Jakub Jelinek <jakub@redhat.com>
19702 * flags.h (final_insns_dump_p): New extern.
19703 * final.c (final_insns_dump_p): New variable.
19704 (rest_of_clean_state): Set it before -fdump-final-insns=
19705 dumping, clear afterwards.
19706 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
19707 MEM_ALIAS_SET on MEMs.
19709 2010-03-26 David S. Miller <davem@davemloft.net>
19711 * configure.ac: Fix sparc GOTDATA_OP bug check.
19712 * configure: Rebuild.
19714 2010-03-26 Alan Modra <amodra@gmail.com>
19716 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
19718 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19720 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
19721 TLS_SECTION_ASM_FLAG.
19723 2010-03-25 Jakub Jelinek <jakub@redhat.com>
19726 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
19727 Clear first_function_block_is_cold.
19730 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
19731 argument if the argument is truth_value_p.
19733 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
19735 * config/rs6000/constraints.md: Update copyright year for my changes.
19738 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
19739 used in reg+reg addressing, swap registers.
19741 2010-03-24 Jakub Jelinek <jakub@redhat.com>
19744 * target.h (struct gcc_target): Add code_end hook.
19745 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
19746 if not yet defined.
19747 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
19748 * toplev.c (compile_file): Call targetm.asm_out.code_end
19749 hook before unwind info/debug info output.
19750 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
19751 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
19752 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
19753 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
19754 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
19755 * config/i386/i386.c (ix86_file_end): Renamed to...
19756 (ix86_code_end): ... this. Make static. Don't call
19757 file_end_indicate_exec_stack. Emit unwind info using
19758 final_start_function/final_end_function.
19759 (darwin_x86_file_end): Remove.
19760 (TARGET_ASM_CODE_END): Define.
19761 * config/i386/i386.h (TARGET_ASM_FILE_END,
19762 NEED_INDICATE_EXEC_STACK): Don't define.
19763 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
19764 (TARGET_ASM_FILE_END): Define to darwin_file_end.
19765 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
19766 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
19769 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
19770 at the beginning and final_end_function at the end.
19771 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
19773 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19775 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
19776 and Sun as TLS syntax.
19777 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
19778 * configure: Regenerate.
19779 * config.in: Regenerate.
19780 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
19781 (default_elf_asm_named_section): Use it.
19782 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
19783 (i386_output_dwarf_dtprel): Likewise.
19784 (output_addr_const_extra): Likewise.
19785 (output_pic_addr_const): Lowercase @GOTTPOFF.
19786 (output_addr_const_extra): Likewise.
19787 (output_pic_addr_const): Lowercase @GOTNTPOFF.
19788 (output_addr_const_extra): Likewise.
19789 (output_pic_addr_const): Lowercase @INDNTPOFF.
19790 (output_addr_const_extra): Likewise.
19791 (output_pic_addr_const): Lowercase @NTPOFF.
19792 (output_addr_const_extra): Likewise.
19793 (output_pic_addr_const): Lowercase @TPOFF.
19794 (output_addr_const_extra): Likewise.
19795 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
19796 (*tls_global_dynamic_64): Likewise.
19797 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
19798 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
19800 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
19801 (ASM_OUTPUT_TLS_COMMON): Use it.
19802 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
19805 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
19806 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
19807 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
19808 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
19809 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
19810 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
19812 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19814 * config/i386/i386.c (override_options): Don't accept
19815 -mtls-dialect=sun any longer.
19816 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
19817 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
19818 (*tls_local_dynamic_base_32_sun): Likewise.
19819 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
19821 2010-03-24 Jakub Jelinek <jakub@redhat.com>
19824 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
19825 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
19828 * ira.c (adjust_cleared_regs): New function.
19829 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
19833 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
19835 * expr.c (expand_expr_real): Restore previous
19836 curr_insn_source_location and curr_insn_block after
19837 expand_expr_real_1 call.
19838 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
19839 instead of expand_expr_real_1.
19841 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
19843 PR rtl-optimization/43413
19844 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
19847 2010-03-22 James E. Wilson <wilson@codesourcery.com>
19850 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
19851 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
19853 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
19855 * config/i386/i386.c (ix86_target_string): Add -mfma.
19856 Fix a typo in comment.
19858 2010-03-22 Mike Stump <mikestump@comcast.net>
19861 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
19862 Don't overly align based upon packed packed fields.
19864 2010-03-22 Jason Merrill <jason@redhat.com>
19866 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
19867 Use () rather than [], and move before the element type.
19869 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19871 * doc/configfiles.texi (Configuration Files): Removed
19872 fixinc/Makefile*, intl/Makefile.*.
19873 * doc/makefile.texi: Fixed markup. Abstract from version
19874 control system used.
19875 (Makefile): Removed obsolete gcc/java/parse.y example.
19876 * doc/sourcebuild.texi: Likewise.
19877 (Top Level): Added config, gnattools, libdecnumber, libgcc,
19878 libgomp, libssp. Removed fastjar.
19879 (Miscellaneous Docs): Clarify location.
19880 Added COPYING3, COPYING3.LIB.
19881 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
19883 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19886 * config/i386/i386.c (x86_function_profiler)
19887 [!NO_PROFILE_COUNTERS]: Fix typo.
19888 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
19891 2010-03-22 Janis Johnson <janis187@us.ibm.com>
19892 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19894 * doc/sourcebuild.texi (Test Directives): Split into six
19895 subsections, with most of the current text in new subsections
19896 Directives, Selectors, and Final Actions.
19897 (Directives): Split list of test directives into multiple
19899 (Selectors): Describe use and syntax of selectors.
19900 (Effective-Target Keywords): Describe all existing keywords.
19901 (Add Options): Describe features for dg-add-options.
19902 (Require Support): Describe variants of dg-require-support.
19903 (Final Actions): Describe commands to use in dg-final.
19905 2010-03-22 Michael Matz <matz@suse.de>
19907 PR middle-end/43475
19908 * recog.c (validate_replace_rtx_group): Replace also in
19909 REG_EQUAL and REG_EQUIV notes.
19911 2010-03-22 Richard Guenther <rguenther@suse.de>
19913 PR tree-optimization/43390
19914 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
19915 sure vector extracts are type correct.
19917 2010-03-22 Richard Guenther <rguenther@suse.de>
19919 PR middle-end/40106
19920 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
19921 x * sqrt (x) even when optimizing for size if the target
19922 has native support for sqrt.
19924 2010-03-22 Jakub Jelinek <jakub@redhat.com>
19926 * varasm.c (make_decl_rtl_for_debug): Also clear
19927 flag_mudflap for the duration of make_decl_rtl call.
19930 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
19931 locs from preserved VALUEs.
19933 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19935 PR middle-end/42718
19936 * pa.md (movmemsi): Set align to one if zero.
19937 (movmemdi): Likewise.
19939 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
19942 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
19943 with their corresponding prologue pushes.
19945 2010-03-20 Andrew Pinski <pinskia@gmail.com>
19948 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
19949 at the begining or end.
19950 (spu_expand_epilogue): Likewise.
19952 2010-03-20 Richard Guenther <rguenther@suse.de>
19954 PR rtl-optimization/43438
19955 * combine.c (make_extraction): Properly zero-/sign-extend an
19956 extraction of the low part of a CONST_INT. Also handle
19959 2010-03-19 Mike Stump <mikestump@comcast.net>
19961 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
19962 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
19963 (override_options): Use SUBTARGET32_DEFAULT_CPU.
19965 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
19968 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
19971 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
19973 PR rtl-optimization/42258
19974 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
19975 use that may match DEF.
19978 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
19979 the cost of loading the constant rather than assuming
19981 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
19982 outer code is AND, do the same tests as the andsi3 expander and
19983 return COSTS_N_INSNS (1) if and is cheap.
19985 * optabs.c (avoid_expensive_constant): Fix formatting.
19987 2010-03-19 Michael Matz <matz@suse.de>
19990 * attribs.c (decl_attributes): When rebuilding a function pointer
19991 type use the same qualifiers as the original pointer type.
19993 2010-03-19 Martin Jambor <mjambor@suse.cz>
19995 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
19996 and is_gimple_ip_invariant_address.
19998 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20001 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20003 * config/arm/arm.c (arm_override_options): Turn off
20004 flag_dwarf2_cfi_asm for AAPCS variants.
20006 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20009 * config/arm/arm.c (emit_multi_reg_push): Update comments.
20010 Use PRE_MODIFY instead of PRE_DEC.
20011 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
20012 (vfp_emit_fstmd): Likewise.
20014 2010-03-19 Michael Matz <matz@suse.de>
20017 * builtins.c (expand_builtin_interclass_mathfn,
20018 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
20021 2010-03-19 Richard Guenther <rguenther@suse.de>
20023 PR tree-optimization/43415
20024 * tree-ssa-pre.c (phi_translate): Split out worker to ...
20025 (phi_translate_1): ... this.
20026 (phi_translate): Move all caching here. Cache all NARY
20027 and REFERENCE translations.
20029 2010-03-19 David S. Miller <davem@davemloft.net>
20031 With help from Eric Botcazou.
20032 * config/sparc/sparc.c: Include dwarf2out.h.
20033 (emit_pic_helper): Delete.
20034 (pic_helper_symbol_name): Delete.
20035 (pic_helper_emitted_p): Delete.
20036 (pic_helper_needed): New.
20037 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
20038 (get_pc_thunk_name): New.
20039 (load_pic_register): Remove 'delay_pic_helper' arg. Use
20040 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
20041 Set pic_helper_needed to true. Don't call emit_pic_helper.
20042 (sparc_expand_prologue): Update load_pic_register call.
20043 (sparc_output_mi_thunk): Likewise.
20044 (sparc_file_end): Emit a hidden comdat symbol for the PIC
20045 thunk if possible. Output CFI information as needed.
20047 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20048 Jack Howarth <howarth@bromo.med.uc.edu>
20051 * config/i386/i386.h: Fix ABI on darwin x86-32.
20053 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
20055 * tree.h: Declare make_decl_rtl_for_debug.
20056 * varasm.c (make_decl_rtl_for_debug): New.
20057 * dwarf2out.c (rtl_for_decl_location): Call it.
20058 * cfgexpand.c (expand_debug_expr): Call it.
20060 2010-03-18 Jakub Jelinek <jakub@redhat.com>
20063 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
20067 * var-tracking.c (vt_init_cfa_base): Do nothing if
20068 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
20070 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
20073 * var-tracking.c (canonicalize_vars_star): New.
20074 (dataflow_post_merge_adjust): Use it.
20076 2010-03-18 Jakub Jelinek <jakub@redhat.com>
20079 * var-tracking.c (non_suitable_const): New function.
20080 (add_uses): For DEBUG_INSNs with constants, don't record any
20081 value, instead just the constant value itself.
20082 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
20083 is not VAR_LOC_UNKNOWN_P, set var to the constant.
20084 (emit_notes_in_bb): Likewise.
20085 (emit_note_insn_var_location): For onepart variables if
20086 cur_loc is a VOIDmode constant, use DECL_MODE.
20088 2010-03-18 Martin Jambor <mjambor@suse.cz>
20090 PR middle-end/42450
20091 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
20092 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
20093 all non-clones. Moved call redirection...
20094 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
20095 (cgraph_materialize_all_clones): Dispose of all
20096 combined_args_to_skip bitmaps.
20097 (verify_cgraph_node): Do not check for edges pointing to wrong
20098 nodes in inline clones.
20099 * tree-inline.c (copy_bb): Call
20100 cgraph_redirect_edge_call_stmt_to_callee.
20101 * ipa.c (cgraph_remove_unreachable_nodes): Call
20102 cgraph_node_remove_callees even when there are used clones.
20104 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
20106 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
20108 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
20111 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
20114 2010-03-18 Michael Matz <matz@suse.de>
20116 PR middle-end/43419
20117 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
20118 into sqrt(x) if we need to preserve signed zeros.
20120 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
20121 Eric Botcazou <ebotcazou@adacore.com>
20123 PR rtl-optimization/43360
20124 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
20125 note if we don't know its invariant status.
20127 2010-03-18 Michael Matz <matz@suse.de>
20129 PR tree-optimization/43402
20130 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
20131 PHI chains of ssa names registered for update.
20133 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
20136 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
20137 non-offsettable and pre_modify update addressing.
20138 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
20139 and "2" alternatives "#".
20140 (*movdd_softfloat32): Make all alternatives "#";
20141 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
20142 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
20143 (*movdf_softfloat32): Make all alternatives "#";
20144 (movdi): Use the new DIFD mode iterator to create a common splitter
20145 for movdi, movdf and movdd patterns.
20147 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
20149 * common.opt (dumpdir): Remove redundant tab.
20151 2010-03-17 Martin Jambor <mjambor@suse.cz>
20153 PR tree-optimization/43347
20154 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
20155 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
20157 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
20159 PR rtl-optimization/42216
20160 * regrename.c (create_new_chain): New function, broken out from...
20161 (scan_rtx_reg): ... here. Call it. Handle the case where we are
20162 appending a use to an empty chain.
20163 (build_def_use): Remove previous changes that convert OP_INOUT to
20164 OP_OUT operands; instead detect the case where an OP_INOUT operand
20165 uses a previously untracked register and create an empty chain for it.
20167 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20169 * doc/extend.texi (Function Attributes): Rewrite unfinished
20170 sentence in ms_abi documentation.
20172 2010-03-17 Alan Modra <amodra@gmail.com>
20174 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
20175 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
20176 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
20177 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
20179 2010-03-16 Richard Henderson <rth@redhat.com>
20181 PR middle-end/43365
20182 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
20183 (lower_try_finally): Save and restore eh_seq around the expansion
20184 of the try-finally.
20186 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
20188 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
20189 statements before splitting block.
20191 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20193 * doc/sourcebuild.texi (Testsuites): Fix markup.
20194 Use pathnames relative to gcc/testsuite.
20195 (Test Directives): Move description of how timeout is determined.
20196 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
20197 (C Tests): Correct gcc.misc-tests directory.
20198 Framework tests now live in gcc.test-framework.
20200 2010-03-16 Richard Guenther <rguenther@suse.de>
20202 PR middle-end/43379
20203 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
20204 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
20206 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
20207 Alexandre Oliva <aoliva@redhat.com>
20209 PR tree-optimization/42917
20210 * lambda-code.c (remove_iv): Skip debug statements.
20211 (lambda_loopnest_to_gcc_loopnest): Likewise.
20212 (not_interesting_stmt): Debug statements are not interesting.
20214 2010-03-16 Jakub Jelinek <jakub@redhat.com>
20218 * cselib.c (cselib_preserve_constants,
20219 cfa_base_preserved_val): New static variables.
20220 (preserve_only_constants): New function.
20221 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
20222 clear its REG_VALUES. If cselib_preserve_constants, don't
20223 empty the whole hash table, but preserve there VALUEs with constants,
20224 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
20225 (cselib_preserve_cfa_base_value): New function.
20226 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
20227 (cselib_init): Change argument to int bitfield. Set
20228 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
20230 (cselib_finish): Clear cselib_preserve_constants and
20231 cfa_base_preserved_val.
20232 * cselib.h (enum cselib_record_what): New enum.
20233 (cselib_init): Change argument to int.
20234 (cselib_preserve_cfa_base_value): New prototype.
20235 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
20236 * dse.c (dse_step1): Likewise.
20237 * cfgcleanup.c (thread_jump): Likewise.
20238 * sched-deps.c (sched_analyze): Likewise.
20239 * gcse.c (local_cprop_pass): Likewise.
20240 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
20241 If FN is non-NULL, call the callback always and whenever it returns
20242 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
20243 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
20244 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
20245 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
20246 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
20247 * var-tracking.c: Include recog.h.
20248 (bb_stack_adjust_offset): Remove.
20249 (vt_stack_adjustments): Don't call it, instead just gather the
20250 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
20251 (adjust_stack_reference): Remove.
20252 (compute_cfa_pointer): New function.
20253 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
20254 (struct adjust_mem_data): New type.
20255 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
20257 (get_address_mode): New function.
20258 (replace_expr_with_values): Use it.
20259 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
20260 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
20261 (adjust_sets): Remove.
20262 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
20263 Use get_address_mode.
20264 (get_adjusted_src): Remove.
20265 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
20266 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
20267 (add_with_sets): Don't call adjust_sets.
20268 (fp_setter, vt_init_cfa_base): New functions.
20269 (vt_initialize): Change return type to bool. Move most of pool etc.
20270 initialization to the beginning of the function from end. Pass
20271 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
20272 If !frame_pointer_needed, call vt_stack_adjustment before mos
20273 vector is filled, call vt_init_cfa_base if argp/framep has been
20274 eliminated to sp. If frame_pointer_needed and argp/framep has
20275 been eliminated to hard frame pointer, set
20276 hard_frame_pointer_adjustment and call vt_init_cfa_base after
20277 encountering fp setter in the prologue. For MO_ADJUST, call
20278 log_op_type before pusing the op into mos vector, not afterwards.
20279 Call adjust_insn before cselib_process_insn/add_with_sets,
20280 call cancel_changes (0) afterwards.
20281 (variable_tracking_main_1): Adjust for vt_initialize calling
20282 vt_stack_adjustments and returning whether it succeeded or not.
20284 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
20286 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
20289 2010-03-15 Jakub Jelinek <jakub@redhat.com>
20291 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
20293 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
20294 drap_reg has not been set.
20296 2010-03-15 Michael Matz <matz@suse.de>
20298 PR middle-end/43300
20299 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
20300 use it to expand block copies.
20301 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
20302 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
20303 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
20305 2010-03-15 Richard Guenther <rguenther@suse.de>
20307 PR tree-optimization/43367
20308 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
20311 2010-03-15 Richard Guenther <rguenther@suse.de>
20313 PR tree-optimization/43317
20314 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
20316 2010-03-15 Martin Jambor <mjambor@suse.cz>
20318 PR tree-optimization/43141
20319 * tree-sra.c (create_abstract_origin): New function.
20320 (modify_function): Call create_abstract_origin.
20322 2010-03-15 Chris Demetriou <cgd@google.com>
20324 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
20327 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
20329 PR middle-end/43354
20330 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
20331 call insert_out_of_ssa_copy for default definitions.
20333 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
20335 * graphite-clast-to-gimple.c (my_long_long): Defined.
20336 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
20337 * graphite-sese-to-poly.c (my_long_long): Defined.
20338 (scop_ivs_can_be_represented): Use it.
20340 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
20342 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
20343 graphite-max-bbs-per-function, and loop-block-tile-size.
20344 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
20346 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
20348 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
20350 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
20351 forward declaration.
20352 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
20353 (add_upper_bounds_from_estimated_nit): New.
20354 (build_loop_iteration_domains): Use it.
20356 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
20358 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
20360 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
20362 PR middle-end/43306
20363 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
20364 should be an INTEGER_CST. Also handle CASE_CONVERT.
20366 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
20368 * graphite.c (graphite_initialize): To bound the number of bbs per
20369 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
20370 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
20371 * doc/invoke.texi: Document it.
20373 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
20375 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
20376 * graphite-sese-to-poly.h (build_poly_scop): Same.
20378 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
20380 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
20381 the number of parameters in the scop. Use as an upper bound
20382 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
20383 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
20384 * doc/invoke.texi: Document it.
20386 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
20388 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
20389 * doc/c-tree.texi: Remove.
20390 * doc/generic.texi: Merge c-tree.texi here.
20391 * doc/gccint.texi (Trees): Remove menu entry.
20392 (c-tree.texi): Remove @include.
20393 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
20394 * doc/languages.texi (Reading RTL): Ditto.
20396 2010-03-12 Steve Ellcey <sje@cup.hp.com>
20399 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
20401 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20403 PR middle-end/42431
20404 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
20405 code added to work around reload clobbering CONST insns.
20407 2010-03-12 Jakub Jelinek <jakub@redhat.com>
20409 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
20410 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
20411 (cselib_preserve_only_values): Remove retain argument, don't
20412 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
20413 * cselib.h (cselib_preserve_only_values): Remove retain argument.
20414 * var-tracking.c (micro_operation): Move insn field before union.
20415 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
20416 (struct variable_tracking_info_def): Remove n_mos field, change
20417 mos into a vector of micro_operations.
20418 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
20419 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
20420 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
20421 changing into a vector.
20422 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
20423 come before all other uops generated by add_stores.
20424 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
20426 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
20427 a vector. Run just one pass over the bbs instead of separate counting
20428 and computation phase.
20429 (vt_finalize): Free VTI (bb)->mos vector instead of array.
20432 * tree-inline.c (remap_decls): Put old_var rather than origin_var
20433 into *nonlocalized_list vector.
20434 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
20435 even if origin is non-NULL.
20436 (gen_variable_die): Likewise.
20437 (process_scope_var): Don't change origin.
20438 (gen_decl_die): Likewise.
20439 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
20440 before adding new edges instead of after it, fix moving over
20443 2010-03-11 David S. Miller <davem@davemloft.net>
20445 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
20447 * configure: Rebuild.
20449 2010-03-11 Martin Jambor <mjambor@suse.cz>
20451 PR tree-optimization/43257
20452 * tree.c (assign_assembler_name_if_neeeded): New function.
20453 (free_lang_data_in_cgraph): Assembler name assignment moved to the
20454 above new function.
20455 * tree.h (assign_assembler_name_if_neeeded): Declare.
20456 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
20457 the function if needed.
20459 2010-03-11 Chris Demetriou <cgd@google.com>
20461 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
20462 include/stdint-gcc.h, and include/stdint.h world-readable.
20464 2010-03-11 Richard Guenther <rguenther@suse.de>
20466 PR tree-optimization/43255
20467 * tree-vrp.c (process_assert_insertions_for): Do not insert
20468 asserts for trivial conditions.
20470 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
20472 PR tree-optimization/43280
20473 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
20474 generation. Move calculation of size out of the if branch.
20475 (find_bswap): Modify compare number generation.
20477 2010-03-11 Richard Guenther <rguenther@suse.de>
20480 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
20481 (input_gimple_stmt): Fixup handled component types during
20482 operand read. Also fix up decls in ADDR_EXPRs.
20484 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
20486 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
20487 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
20489 2010-03-10 Jan Hubicka <jh@suse.cz>
20492 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
20493 * varasm.c (get_variable_section): Don't do that here...
20494 (make_decl_rtl): ... and here.
20495 (do_assemble_alias): Produce decl RTL.
20496 (assemble_alias): Likewise.
20498 2010-03-10 Jakub Jelinek <jakub@redhat.com>
20501 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
20502 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
20504 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
20505 (based_loc_descr): Only express drap or vdrap regno based expressions
20506 using DW_OP_fbreg when not optimizing.
20507 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
20508 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
20509 REG_CFA_SET_VDRAP note.
20511 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
20513 PR tree-optimization/43236
20514 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
20515 error in calculation of base address in reverse iteration case.
20516 (generate_builtin): Take number of latch executions if the statement
20519 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
20521 PR middle-end/42859
20522 * tree-eh.c: Include pointer-set.h.
20523 (lower_eh_dispatch): Filter out duplicate case labels and
20524 remove the unneeded edge when the label is unused. Return
20525 true when some edges are removed.
20526 (execute_lower_eh_dispatch): When any lowering resulted in
20527 removing an edge, also delete unreachable blocks.
20529 2010-03-10 Jakub Jelinek <jakub@redhat.com>
20532 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
20533 UNSPEC_MACHOPIC_OFFSET.
20535 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
20538 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
20539 (m68k_delegitimize_address): New function.
20541 2010-03-09 Jakub Jelinek <jakub@redhat.com>
20544 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
20547 * var-tracking.c (adjust_sets): New function.
20548 (count_with_sets, add_with_sets): Use it.
20549 (get_adjusted_src): New inline function.
20550 (add_stores): Use it.
20553 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
20554 call cselib_dummy_expand_value_rtx_cb instead of
20555 cselib_expand_value_rtx_cb.
20558 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
20559 * config/i386/i386.c: Include debug.h and dwarf2out.h.
20560 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
20561 and .cfi_endproc around the pic thunks.
20562 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
20563 all queued unwind info register saves are saved before the call.
20564 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
20565 considered as sp-=4 for unwind info and the pop as sp+=4 which
20566 also clobbers dest, but doesn't actually restore it.
20569 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
20570 RTX_FRAME_RELATED_P.
20572 2010-03-09 Jie Zhang <jie@codesourcery.com>
20574 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
20575 whitespaces in output template.
20577 2010-03-09 Jie Zhang <jie@codesourcery.com>
20579 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
20580 out array boundary.
20582 2010-03-08 Jakub Jelinek <jakub@redhat.com>
20584 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
20585 builtins.exp in a separate job.
20587 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
20589 * graphite-sese-to-poly.c (add_param_constraints): Use
20590 lower_bound_in_type and upper_bound_in_type.
20592 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
20594 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
20595 instead of unsigned_type_node.
20597 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
20598 Reza Yazdani <reza.yazdani@amd.com>
20600 PR middle-end/43065
20601 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
20602 on pointer type parameters.
20604 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
20606 PR middle-end/42644
20607 PR middle-end/42130
20608 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
20609 handle conversions from pointer to integers.
20610 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
20611 induction variable, to be able to work with code generated by CLooG.
20612 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
20613 (build_poly_scop): Bail out if we cannot codegen a loop.
20615 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
20617 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
20618 code generation with gloog_error.
20620 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
20622 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
20623 Call fold_convert on all the returned values.
20624 (expand_scalar_variables_expr): Pass to
20625 expand_scalar_variables_ssa_name the type of the resulting expression.
20627 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
20629 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
20630 ppl_min_for_le_pointset.
20631 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
20632 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
20634 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
20636 * graphite-dependences.c (map_into_dep_poly): Removed.
20637 (dependence_polyhedron_1): Use combine_context_id_scat.
20639 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
20641 * graphite-poly.h (struct poly_scattering): Add layout documentation.
20642 (struct poly_bb): Same.
20643 (combine_context_id_scat): New.
20645 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
20647 PR middle-end/42326
20648 * sese.c (name_defined_in_loop_p): Return false for default
20651 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
20653 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
20654 and clean up the logic.
20656 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
20658 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
20661 2010-03-08 Jakub Jelinek <jakub@redhat.com>
20663 * var-tracking.c (remove_cselib_value_chains): Define only for
20665 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
20666 delete_slot_part, emit_notes_for_differences_1): Don't call
20667 remove_cselib_value_chains here.
20668 (set_slot_part, emit_notes_for_differences_2): Don't call
20669 add_cselib_value_chains here.
20670 (preserved_values): New vector.
20671 (preserve_value): New function.
20672 (add_uses, add_stores, vt_add_function_parameters): Use it
20673 instead of cselib_preserve_value.
20674 (changed_values_stack): New vector.
20675 (check_changed_vars_0): New function.
20676 (check_changed_vars_1, check_changed_vars_2): Use it.
20677 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
20678 changed_values_stack VALUEs.
20679 (vt_emit_notes): For all preserved_values call
20680 add_cselib_value_chains. If ENABLE_CHECKING call
20681 remove_cselib_value_chains before verifying value_chains is empty.
20682 Initialize and free changed_values_stack.
20683 (vt_initialize): Initialize preserved_values.
20684 (vt_finalize): Free preserved_values.
20686 2010-03-08 Richard Guenther <rguenther@suse.de>
20688 PR tree-optimization/43269
20689 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
20692 2010-03-08 Martin Jambor <mjambor@suse.cz>
20694 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
20695 (ipa_is_param_called): Removed.
20696 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
20697 (ipa_print_node_params): Do not print the called flag.
20698 (ipa_write_node_info): Do not stream the called flag.
20699 (ipa_read_node_info): Likewise.
20701 2010-03-07 Jakub Jelinek <jakub@redhat.com>
20704 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
20705 * cselib.c (struct expand_value_data): Add dummy field.
20706 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
20708 (cselib_dummy_expand_value_rtx_cb): New function.
20709 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
20711 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
20712 * var-tracking.c: Include pointer-set.h.
20713 (variable): Change n_var_parts to char from int. Add
20714 cur_loc_changed and in_changed_variables fields.
20715 (variable_canonicalize): Remove.
20716 (shared_var_p): New inline function.
20717 (unshare_variable): Maintain cur_loc_changed and
20718 in_changed_variables fields. If var was in changed_variables,
20719 replace it there with new_var. Just copy cur_loc instead of
20720 resetting it to something else.
20721 (variable_union): Don't recompute cur_loc. Use shared_var_p.
20722 (dataflow_set_union): Don't call variable_canonicalize.
20723 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
20724 of their DEBUG_EXPR_TREE_DECLs.
20725 (canonicalize_loc_order_check): Verify that cur_loc is NULL
20726 and in_changed_variables and cur_loc_changed is false.
20727 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
20728 and cur_loc_changed. Don't update cur_loc here.
20729 (variable_merge_over_src): Don't call variable_canonicalize.
20730 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
20731 removing loc that is equal to cur_loc, clear cur_loc,
20732 set cur_loc_changed and ensure variable_was_changed is called.
20733 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
20734 compare pointers in cur_loc check, if it is equal to loc,
20735 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
20736 (variable_different_p): Remove compare_current_location argument,
20737 don't compare cur_loc.
20738 (dataflow_set_different_1): Adjust variable_different_p caller.
20739 (variable_was_changed): If dv had some var in changed_variables
20740 already, reset in_changed_variables flag for it and propagate
20741 cur_loc_changed over to the new variable. On empty var
20742 always set cur_loc_changed. Set in_changed_variables on whatever
20743 var is added to changed_variables.
20744 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
20745 Use shared_var_p. When removing loc that is equal to cur_loc,
20746 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
20747 end, don't set it to something else, just call variable_was_changed.
20748 (delete_slot_part): Use shared_var_p. When cur_loc equals to
20749 loc being removed, clear cur_loc and set cur_loc_changed.
20750 Set cur_loc_changed if all locations have been removed.
20751 (struct expand_loc_callback_data): New type.
20752 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
20753 allocated. Always create SUBREGs if simplify_subreg failed.
20754 Prefer to use cur_loc, when that fails and still in
20755 changed_variables (and seen first time) recompute it. Set
20756 cur_loc_changed of variables which had to change cur_loc and
20757 compute elcd->cur_loc_changed if any of the subexpressions used
20758 had to change cur_loc.
20759 (vt_expand_loc): Adjust to pass arguments in
20760 expand_loc_callback_data structure.
20761 (vt_expand_loc_dummy): New function.
20762 (emitted_notes): New variable.
20763 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
20764 that weren't used for any other decl in current
20765 emit_notes_for_changes call call vt_expand_loc_dummy to update
20766 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
20767 first loc_chain location if NULL before. Always use just
20768 cur_loc instead of first loc_chain location. When cur_loc_changed
20769 is false, when not --enable-checking=rtl just don't emit any note.
20770 When rtl checking, compute the note and assert it is the same
20771 as previous note. Clear cur_loc_changed and in_changed_variables
20772 at the end before removing from changed_variables.
20773 (check_changed_vars_3): New function.
20774 (emit_notes_for_changes): Traverse changed_vars to call
20775 check_changed_vars_3 on each changed var.
20776 (emit_notes_for_differences_1): Clear cur_loc_changed and
20777 in_changed_variables. Recompute cur_loc of new_var.
20778 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
20779 (vt_emit_notes): Initialize and destroy emitted_notes.
20781 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
20783 PR rtl-optimization/42220
20784 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
20785 Use verify_reg_tracked to determine if we should use OP_OUT rather
20787 (build_def_use): If we see an in-out operand for a register that we
20788 know nothing about, treat is an output if possible, fail the block if
20791 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
20794 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
20797 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
20800 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
20801 uses of relevant DEFs that are dead outside the loop too.
20803 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
20805 * var-tracking.c (dataflow_set_merge): Swap src and src2.
20807 2010-01-13 Jakub Jelinek <jakub@redhat.com>
20809 * var-tracking.c (values_to_unmark): New variable.
20810 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
20811 values_to_unmark vector. Moved body to...
20812 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
20813 instead queue it into values_to_unmark vector.
20814 (vt_find_locations): Free values_to_unmark vector.
20816 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
20818 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
20819 (site.exp): Export them when plugins are enabled.
20821 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
20823 PR middle-end/42326
20824 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
20825 that contain scevs.
20826 (chrec_fold_multiply): Same.
20828 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
20831 * c-decl.c (build_compound_literal): Return early if init is
20832 an error_mark_node.
20834 2010-03-04 Martin Jambor <mjambor@suse.cz>
20836 PR tree-optimization/43164
20837 PR tree-optimization/43191
20838 * tree-sra.c (type_consists_of_records_p): Reject records with
20839 zero-size bit-fields at the end.
20841 2010-03-04 Mike Stump <mikestump@comcast.net>
20843 * Makefile.in (TAGS): Remove *.y.
20845 2010-03-04 Richard Guenther <rguenther@suse.de>
20847 PR tree-optimization/40761
20848 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
20850 (my_rev_post_order_compute): New function.
20851 (init_pre): Call it.
20853 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
20855 PR middle-end/43209
20856 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
20857 decrease the cost of an IV candidate when the cost is infinite.
20859 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20861 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
20862 Use '3DNow!' for the extension of that name, ensure normal space
20864 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
20866 2010-03-03 Jeff Law <law@redhat.com>
20868 * PR middle-end/32693
20869 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
20870 than gen_rtx_SUBREG.
20871 (extract_bit_field_1): Likewise.
20873 2010-03-03 Janis Johnson <janis187@us.ibm.com>
20875 * doc/sourcebuild.texi (Test directives): Document that arguments
20876 include-opts and exclude-opts are now optional for dg-skip-if,
20877 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
20879 2010-03-03 Jason Merrill <jason@redhat.com>
20882 * cgraph.h (varpool_node): Add extra_name field.
20883 * varpool.c (varpool_extra_name_alias): New.
20884 (varpool_assemble_decl): Emit extra name aliases.
20885 (varpool_mark_needed_node): Look past an extra name alias.
20886 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
20887 * lto-streamer-in.c (lto_input_tree): Read it.
20888 * lto-streamer-out.c (output_unreferenced_globals): Write it.
20890 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
20892 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
20893 (sparc*-*-solaris2*): ...this.
20895 2010-03-03 Jakub Jelinek <jakub@redhat.com>
20898 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
20899 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
20900 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
20901 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
20904 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
20905 fallthrough to default handling, just with want_address 0 instead of 2.
20906 For single element lists, add_AT_loc directly, otherwise create an
20907 artificial variable DIE and stick location list to it.
20910 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
20911 (VAL_EXPR_HAS_REVERSE): Define.
20912 (reverse_op): New function.
20913 (add_stores): For reversible operations add an extra MO_VAL_USE.
20915 2010-03-02 Jason Merrill <jason@redhat.com>
20917 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
20919 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
20921 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
20922 (sparc64-*-linux*): Likewise.
20923 (sparc64-*-solaris2*): Include assembler files before linker ones.
20924 (sparc-*-solaris2*): Simplify and reorder to match previous case.
20925 * config/sparc/gas.h: Delete.
20926 * config/sparc/sol2-64.h: Add copyright notice.
20927 * config/sparc/sol2-gas-bi.h: Likewise.
20928 * config/sparc/sol2-gld.h: Likewise.
20929 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
20930 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
20931 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
20932 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
20933 (sparc_elf_asm_named_section): Rename into...
20934 (sparc_solaris_elf_asm_named_section): ...this. Always define.
20936 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
20938 * config/alpha/alpha.c (override_options): Fix -mtune error message.
20940 2010-03-02 Jeff Law <law@redhat.com>
20942 PR middle-end/42431
20943 * reload1.c (rtx_p, substitute_stack): Declare.
20944 (substitute): Record addresses of changed rtxs.
20945 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
20946 Restore the original rtx when complete.
20947 (reload): Free subsitute_stack when complete.
20949 2010-03-02 Janis Johnson <janis187@us.ibm.com>
20951 * doc/gccint.texi (menu): Add Testsuites as a chapter.
20952 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
20954 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
20955 LTO Testing, gcov Testing, profopt Testing, compat Testing,
20956 Torture Tests): Change from subsection to section.
20958 2010-03-02 Jakub Jelinek <jakub@redhat.com>
20959 Steven Bosscher <steven@gcc.gnu.org>
20961 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
20964 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
20966 PR middle-end/42640
20967 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
20968 the assignment from the new induction variable to the assignment
20969 of the value from the original loop PHI function.
20971 2010-03-01 Janis Johnson <janis187@us.ibm.com>
20972 Daniel Jacobowitz <dan@codesourcery.com>
20974 * doc/sourcebuild.texi (Test directives): Clarify options to
20977 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20979 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
20980 Disable cfi directives unless GCC and gas agree on using read-only
20981 .eh_frame sections for 64-bit.
20982 * configure: Regenerate.
20984 2010-03-01 Richard Guenther <rguenther@suse.de>
20986 PR tree-optimization/43220
20987 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
20988 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
20990 2010-03-01 Richard Guenther <rguenther@suse.de>
20991 Martin Jambor <mjambor@suse.cz>
20993 PR middle-end/41250
20994 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
20995 gimplified parameters.
20997 2010-03-01 Christian Bruel <christian.bruel@st.com>
20999 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
21001 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
21003 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
21005 2010-03-01 Richard Guenther <rguenther@suse.de>
21007 PR middle-end/43213
21008 * expr.c (expand_assignment): Use the alias-oracle to tell
21009 if the rhs aliases the result decl.
21011 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21014 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
21015 to sol_gt_pch_get_address.
21016 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
21017 64-bit, SPARC and x86.
21018 (sol_gt_pch_get_address): New function.
21020 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
21022 * toplev.h (inform_n, error_n): Declare.
21023 * diagnostic.c (inform_n, error_n): New function.
21025 2010-03-01 Jakub Jelinek <jakub@redhat.com>
21027 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
21028 has no rtl yet when processing local_decls, queue it and recheck
21029 if deferred stack allocation hasn't assigned it rtl.
21031 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
21033 * config/sh/sh.c (unspec_bbr_uid): New.
21034 (gen_block_redirect): Use it instead of INSN_UID.
21035 (gen_far_branch): Likewise.
21037 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
21039 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
21040 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
21042 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21044 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
21045 (Warning Options): -Wno-conversion-null is valid for
21046 Objective-C++ as well.
21047 * doc/tm.texi (Named Address Spaces): Likewise.
21048 * doc/plugins.texi (Plugins): Replace TABs with spaces.
21049 * doc/tree-ssa.texi (Tree SSA): Likewise.
21051 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
21054 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
21055 by default. Don't set the default arch for
21056 i[34567]86-*-darwin*|x86_64-*-darwin*.
21058 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
21061 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
21062 default. Set the default 32bit/64bit archs with $with_arch
21063 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
21065 2010-02-27 Richard Guenther <rguenther@suse.de>
21067 PR tree-optimization/43186
21068 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
21069 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
21070 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
21071 unroller iterations.
21073 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
21075 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
21076 required and i[34567]86-*-* targets don't support 64bit ISA.
21078 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
21081 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
21082 the same alias set.
21084 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
21086 * config.gcc: Set the default arch at least to Prescott for
21087 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
21088 if SSE math is enabled.
21090 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
21092 * diagnostic.c (diagnostic_initialize): Update.
21093 (diagnostic_report_diagnostic): Test inhibit_notes_p for
21095 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
21096 (diagnostic_inhibit_notes): New.
21097 * toplev.c (process_options): inhibit notes with -fcompare-debug.
21099 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
21102 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
21103 * doc/standards.texi: Likewise.
21104 * doc/extend.texi: Likewise.
21105 * doc/trouble.texi: Likewise.
21106 * doc/cppopts.texi: Likewise.
21107 * doc/install.texi: Likewise.
21108 * c.opt (std=c90,std=gnu90): New options.
21109 * c-opts.c (c_common_handle_option): Handle them.
21111 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
21114 * c-decl.c (undeclared_variable): Use an informative note.
21116 2010-02-26 Richard Guenther <rguenther@suse.de>
21118 PR tree-optimization/43186
21119 * gimple.h (gimple_fold): Remove.
21120 * gimple.c (gimple_fold): Remove. Inline into single user ...
21121 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
21122 Try harder for conditions.
21124 2010-02-26 Jakub Jelinek <jakub@redhat.com>
21127 * function.c (used_types_insert): Don't skip through named pointer
21128 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
21129 and it is different from the main variant's type.
21131 2010-02-26 Nick Clifton <nickc@redhat.com>
21133 * config/rx/rx.md (sminsi3): Remove bogus alternative.
21135 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
21137 * config.gcc: Support --with-fpmath=sse for x86.
21139 * config/i386/ssemath.h: New.
21141 * doc/install.texi (--with-fpmath=sse): Documented.
21143 2010-02-26 Richard Guenther <rguenther@suse.de>
21145 PR tree-optimization/43188
21146 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
21147 vector types of over-aligned element type.
21149 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
21152 * config/i386/i386.c (expand_vec_perm_blend): Use correct
21153 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
21155 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
21157 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
21159 2010-02-26 Jakub Jelinek <jakub@redhat.com>
21161 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
21162 * var-tracking.c: Include diagnostic.h.
21163 (debug_dv): New function.
21164 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
21167 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
21168 (add_value_chain, add_value_chains, remove_value_chain,
21169 remove_value_chains): Handle DEBUG_EXPRs.
21170 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
21173 * regcprop.c (struct queued_debug_insn_change): New type.
21174 (struct value_data_entry): Add debug_insn_changes field.
21175 (struct value_data): Add n_debug_insn_changes field.
21176 (debug_insn_changes_pool): New variable.
21177 (free_debug_insn_changes, apply_debug_insn_changes,
21178 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
21179 (kill_value_one_regno): Call free_debug_insn_changes if needed.
21180 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
21182 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
21184 (copyprop_hardreg_forward_1): Don't call apply_change_group for
21185 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
21186 changes, call cprop_find_used_regs via note_stores.
21187 (copyprop_hardreg_forward): When copying vd from predecessor
21188 which has any queued DEBUG_INSN changes, make sure the pointers are
21189 cleared. At the end call df_analyze and then if there are any
21190 DEBUG_INSN changes queued at the end of some basic block for still
21191 live registers, apply them.
21192 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
21194 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
21196 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
21199 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
21201 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
21202 targets. Set the default with_cpu/with_arch from arch/cpu.
21203 Allow x86-64 and native for with_cpu/with_arch.
21205 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
21207 * ebitmap.c: Change calls to verify_popcount with calls to
21208 sbitmap_verify_popcount.
21209 (ebitmap_clear_bit): Fixed map->cacheindex test and
21210 map>cache update when bit clearing results in an empty
21213 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
21216 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
21217 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
21218 and support both V2DF and V2DI modes.
21219 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
21220 support both V2DF and V2DI modes.
21221 (general): Delete trailing whitespace from a few patterns.
21223 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21224 V2DF/V2DI interleave high/low builtins.
21226 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
21229 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
21230 interleave high/low functions.
21232 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
21234 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
21235 #pragma extern_prefix.
21237 2010-02-25 Jakub Jelinek <jakub@redhat.com>
21240 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
21241 BLKmode, assert op0 is a MEM and just adjust its mode.
21244 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
21245 if bitpos isn't multiple of mode's bitsize.
21247 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
21249 * c.opt (-ftemplate-depth=): New.
21250 (-ftemplate-depth-): Deprecate.
21251 * optc-gen.awk: Handle -ftemplate-depth=.
21252 * opth-gen.awk: Likewise.
21253 * c-opts.c (c_common_handle_option): Likewise.
21254 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
21256 2010-02-24 Jason Merrill <jason@redhat.com>
21258 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
21260 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21262 * cfg.c (alloc_aux_for_block): Remove inline.
21263 (alloc_aux_for_edge): Likewise.
21265 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21267 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
21269 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21271 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
21272 * config/i386/sol2-gas.h: New file.
21273 * config.gcc (i[34567]86-*-solaris2*): Use it.
21275 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
21278 * c-typeck.c (ep_convert_and_check): New.
21279 (build_conditional_expr): Use it.
21280 (build_binary_op): Likewise.
21282 2010-02-24 Jakub Jelinek <jakub@redhat.com>
21284 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
21287 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
21288 bounds even for -O+.
21289 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
21290 expr needs to have DECL_NAME set.
21292 2010-02-24 Nick Clifton <nickc@redhat.com>
21294 * config/mep/mep.c: Include gimple.h.
21295 (mep_function_uses_sp): Delete unused function.
21296 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
21297 parameters. Use unsigned integers to count args. Return a
21298 NULL_RTX instead of an error_mark_node. Toidy up formatting.
21300 2010-02-23 Jakub Jelinek <jakub@redhat.com>
21303 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
21304 greater or equal to nelt instead of 2 * nelt.
21305 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
21308 2010-02-23 Jason Merrill <jason@redhat.com>
21311 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
21312 in cfun->local_decls even if they have register types.
21315 * stor-layout.c (place_field): Don't warn about unnecessary
21316 DECL_PACKED if the type is packed.
21318 2010-02-23 Jakub Jelinek <jakub@redhat.com>
21321 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
21322 GOTOFF relocs, even when the base reg isn't pic pointer.
21324 2010-02-23 Michael Matz <matz@suse.de>
21327 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
21328 (expand_gimple_basic_block): Generate and use debug temps if there
21329 are debug uses left after the last real use of TERed ssa names.
21330 Unlink debug immediate uses when they are expanded.
21332 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
21335 * config/i386/i386.c (override_options): Reorganise to provide
21336 better error messages.
21338 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
21340 PR middle-end/43083
21341 * graphite-scop-detection.c (create_single_exit_edge): Move
21342 the call to find_single_exit_edge to....
21343 (create_sese_edges): ...here. Don't handle multiple edges
21344 exiting the function.
21345 (build_graphite_scops): Don't handle multiple edges
21346 exiting the function.
21348 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
21350 PR middle-end/43097
21351 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
21352 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
21354 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
21356 PR middle-end/43026
21357 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
21359 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
21362 * c-typeck.c (convert_arguments): Print declaration location.
21363 * c-common.c (validate_nargs): Rename as
21364 builtin_function_validate_nargs.
21365 (check_builtin_function_arguments): Update.
21367 2010-02-22 Richard Guenther <rguenther@suse.de>
21370 * tree-inline.c (declare_return_variable): Use the type of
21371 the call stmt lhs if available.
21373 2010-02-22 Duncan Sands <baldrick@free.fr>
21375 * passes.c (register_pass): Always consider all pass lists when
21376 ref_pass_instance_number is zero.
21378 2010-02-22 Richard Guenther <rguenther@suse.de>
21380 PR tree-optimization/42749
21381 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
21382 parameter. Do arithmetic in the original type.
21383 (update_accumulator_with_ops): Likewise.
21384 (adjust_accumulator_values): Adjust.
21386 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21388 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
21389 (QI to BLKmode splitter): New splitter.
21391 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
21393 * config/i386/i386.c (initial_ix86_tune_features): Turn on
21394 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
21396 2010-02-22 Richard Guenther <rguenther@suse.de>
21398 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
21400 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
21402 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
21403 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
21404 ($(T)crti.o, $(T)crtn.o): Remove rules.
21406 2010-02-21 Tobias Burnus <burnus@net-b.de>
21409 * doc/invoke.texi (-fassociative-math): Document that this
21410 option is automatically enabled for Fortran.
21412 2010-02-20 David S. Miller <davem@davemloft.net>
21414 * configure.ac: Test if linker and assembler properly support
21415 GOTDATA_OP relocations.
21416 * configure: Rebuild.
21417 * config.in: Likewise.
21418 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
21419 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
21420 (movsi_high_pic): Likewise.
21421 (movdi_lo_sum_pic): Likewise.
21422 (movdi_high_pic): Likewise.
21423 (movsi_pic_gotdata_op): New pattern.
21424 (movdi_pic_gotdata_op): Likewise.
21425 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
21426 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
21428 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
21431 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
21432 attribute to ssemul.
21433 (xop_mulv2div2di3_high): Ditto.
21435 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
21438 * c.opt (Wconversion-null): New option.
21439 * doc/invoke.texi (Wconversion-null): Document.
21441 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
21443 * common.opt (Wlarger-than-): Add Undocumented.
21445 2010-02-19 Mike Stump <mikestump@comcast.net>
21447 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
21449 2010-02-19 Jason Merrill <jason@redhat.com>
21452 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
21453 * configure: Likewise.
21455 2010-02-20 Alan Modra <amodra@gmail.com>
21457 PR middle-end/42344
21458 * cgraph.h (cgraph_make_decl_local): Declare.
21459 * cgraph.c (cgraph_make_decl_local): New function.
21460 (cgraph_make_node_local): Use it.
21461 * cgraphunit.c (cgraph_function_versioning): Likewise.
21462 * ipa.c (function_and_variable_visibility): Likewise.
21464 2010-02-19 Jakub Jelinek <jakub@redhat.com>
21467 * except.c (sjlj_emit_function_enter): Don't call
21468 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
21470 * rtl.h (add_reg_br_prob_note): Remove prototype.
21472 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21475 * c-common.c (conversion_warning): Remove widening conversions
21476 before checking the conversion of integers to reals.
21478 2010-02-19 Mike Stump <mikestump@comcast.net>
21480 PR middle-end/43125
21481 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
21484 * cgraphunit.c (process_function_and_variable_attributes): Check
21485 DECL_PRESERVE_P instead of looking up attribute "used".
21486 * ipa-pure-const.c (check_decl): Likewise.
21487 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
21488 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
21489 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
21490 instead of attribute "used".
21491 * config/sol2-c.c (solaris_pragma_init): Likewise.
21492 (solaris_pragma_fini): Likewise.
21494 2010-02-19 Jakub Jelinek <jakub@redhat.com>
21496 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
21497 Use XCNEW instead of xcalloc.
21498 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
21499 XNEW instead of xmalloc.
21500 (get_fields): Use XNEWVEC instead of xmalloc.
21503 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
21504 populate vars array.
21505 (create_new_general_access): For debug stmts just reset value.
21506 (get_stmt_accesses): For accesses within debug stmts just record them
21507 using add_access_to_acc_sites instead of preventing the peeling or
21508 counting them as accesses.
21510 PR middle-end/42233
21511 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
21513 2010-02-19 Richard Guenther <rguenther@suse.de>
21515 PR tree-optimization/42916
21516 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
21519 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
21521 * configure.ac: Replace all uses of changequote in macro arguments
21522 with proper quoting.
21524 2010-02-19 Jakub Jelinek <jakub@redhat.com>
21526 PR middle-end/42233
21527 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
21529 2010-02-19 Richard Guenther <rguenther@suse.de>
21531 PR tree-optimization/42944
21532 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
21533 test for aliasing with errno.
21535 2010-02-19 Jakub Jelinek <jakub@redhat.com>
21537 PR middle-end/42233
21538 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
21539 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
21540 * dojump.c: Include output.h.
21541 (inv): New inline function.
21542 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
21543 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
21544 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
21545 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
21546 argument, pass it down to other calls.
21547 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
21548 add REG_BR_PROB note to the conditional jump.
21549 * cfgexpand.c (add_reg_br_prob_note): Removed.
21550 (expand_gimple_cond): Don't call it, add the probability
21551 as last argument to jumpif_1/jumpifnot_1.
21552 * Makefile.in (dojump.o): Depend on output.h.
21553 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
21555 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
21556 * stmt.c (do_jump_if_equal): Likewise.
21557 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
21558 * loop-unswitch.c (compare_and_jump_seq): Likewise.
21559 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
21561 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
21562 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
21563 jumpifnot_1 callers.
21564 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
21566 (store_expr): Adjust jumpifnot caller.
21567 (store_constructor): Adjust jumpif caller.
21569 PR middle-end/42233
21570 * gimplify.c (gimple_boolify): For __builtin_expect call
21571 gimple_boolify also on its first argument.
21573 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
21575 * configure.ac (gnu-unique-object): Wrap regexps using [] in
21577 (__stack_chk_fail): Ditto. Remove quadrigraphs.
21578 * configure: Regenerated.
21580 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21582 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
21583 lang_hooks.types_compatible_p instead of comptypes.
21585 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
21587 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
21588 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
21589 if __prefer_thumb__ is defined.
21591 2010-02-18 Martin Jambor <mjambor@suse.cz>
21593 PR tree-optimization/43066
21594 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
21595 array with zero-sized element type.
21597 2010-02-18 Jakub Jelinek <jakub@redhat.com>
21599 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
21600 rtx, allocate struct var_loc_node here and return it to the
21601 caller, and only if it is actually needed.
21602 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
21603 move it earlier and return immediately if it returns NULL.
21605 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
21607 * config/sparc/gas.h: New file. Restore
21608 TARGET_ASM_NAMED_SECTION to its ELF default.
21609 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
21610 check !HAVE_GNU_AS.
21611 * config/sparc/sparc.c (sparc_elf_asm_named_section):
21612 Likewise. Add ATTRIBUTE_UNUSED to prototype.
21613 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
21614 after sparc/sysv4.h.
21616 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
21618 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
21620 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
21622 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
21623 patterns from predicated pattern.
21625 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
21628 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
21629 for insn mnemonic suffix.
21631 2010-02-17 Richard Guenther <rguenther@suse.de>
21633 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
21636 2010-02-17 Jakub Jelinek <jakub@redhat.com>
21639 * caller-save.c (save_call_clobbered_regs): If BB ends with
21640 a DEBUG_INSN, move any notes in between last real insn and the last
21641 DEBUG_INSN after the last DEBUG_INSN.
21643 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
21645 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
21646 Fix return type. Fix argument type. Explain meaning of return value.
21648 2010-02-16 Richard Guenther <rguenther@suse.de>
21650 PR tree-optimization/41043
21651 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
21652 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
21654 (vrp_visit_phi_node): ... but only for loop PHI nodes.
21656 2010-02-16 Ira Rosen <irar@il.ibm.com>
21658 PR tree-optimization/43074
21659 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
21660 * tree-vect-loop.c (vect_analyze_loop_operations): Add
21661 vectorizable cycles in hybrid SLP check.
21662 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
21664 2010-02-16 Richard Guenther <rguenther@suse.de>
21666 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
21667 (true_dependence): If memrefs_conflict_p computes must-alias
21668 trust it. Move TBAA check after offset-based disambiguation.
21669 (canon_true_dependence): Likewise.
21671 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
21673 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
21674 * doc/invoke.texi: Document it.
21675 * var-tracking.c: Include toplev.h and params.h.
21676 (vt_find_locations): Return bool indicating success. Compute
21677 hash sizes unconditionally. Check new parameter, report.
21678 (variable_tracking_main_1): Check vt_find_locations results and
21679 retry. Renamed from...
21680 (variable_tracking_main): ... this. New wrapper to preserve
21681 flag_var_tracking_assignments.
21682 * Makefile.in (var-tracking.o): Adjust dependencies.
21684 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
21685 Jakub Jelinek <jakub@redhat.com>
21688 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
21689 if weak_import attribute is present.
21690 * config/darwin.c (machopic_select_section): Likewise.
21692 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
21694 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
21695 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
21696 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
21697 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
21699 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
21702 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
21703 Fix argument types.
21705 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
21706 Rewrite text to refer to the names.
21708 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
21710 * config/i386/i386-builtin-types.def
21711 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
21712 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
21713 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
21714 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
21715 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
21716 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
21717 IX86_BUILTIN_VPERMIL2PS256.
21718 (MULTI_ARG_4_DF2_DI_I): Defined.
21719 (MULTI_ARG_4_DF2_DI_I1): Defined.
21720 (MULTI_ARG_4_SF2_SI_I): Defined.
21721 (MULTI_ARG_4_SF2_SI_I1): Defined.
21722 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
21723 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
21724 __builtin_ia32_vpermil2ps256.
21725 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
21726 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
21727 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
21728 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
21729 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
21730 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
21731 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
21732 CODE_FOR_xop_vpermil2v8sf3.
21733 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
21734 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
21735 * config/i386/xopintrin.h (_mm_permute2_pd): New.
21736 (_mm256_permute2_pd): New.
21737 (_mm_permute2_ps): New.
21738 (_mm256_permute2_ps): New.
21740 2010-02-15 Nick Clifton <nickc@redhat.com>
21742 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
21743 boolean parameters. Use emit_jump_insn when emitting a pop
21744 instruction containing a return insn.
21745 (push): Use 'true' rather than '1' as second parameter to F.
21746 (h8300_expand_prologue): Likewise.
21747 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
21748 (h8300_expand_epilogue): Likewise.
21750 2010-02-15 Richard Guenther <rguenther@suse.de>
21752 PR middle-end/43068
21753 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
21756 2010-02-15 Nick Clifton <nickc@redhat.com>
21758 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
21761 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
21763 * intl.c (fake_ngettext): New function.
21764 * intl.h (fake_ngettext): Declare.
21765 (ngettext): Define macro.
21766 * collect2.c (notice_translated): New function.
21767 (main): Use notice_translated and ngettext.
21768 * collect2.h (notice_translated): Declare.
21770 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
21772 * reorg.c (delete_computation): Comment fixes.
21773 * caller-save.c (setup_save_areas): Idem.
21774 * sel-sched-dump.c (dump_lv_set): Idem.
21777 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21779 * config/s390/s390.c (s390_sched_init): New function.
21780 (TARGET_SCHED_INIT): Target hook defined.
21782 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
21783 Jack Howarth <howarth@bromo.med.uc.edu>
21784 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
21787 Partial revert of unintended change in fix for PR41605.
21788 * config/darwin.h: Fix typo.
21789 * config/darwin9.h: Same.
21791 2010-02-11 Jakub Jelinek <jakub@redhat.com>
21793 * c-pch.c (pch_init): Clear v.
21795 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
21797 PR middle-end/42930
21798 * graphite-scop-detection.c (graphite_can_represent_scev): Call
21799 graphite_can_represent_init for MULT_EXPR.
21801 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
21803 PR middle-end/42914
21804 PR middle-end/42530
21805 * graphite-sese-to-poly.c (remove_phi): New.
21806 (translate_scalar_reduction_to_array): Call remove_phi.
21808 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
21810 PR middle-end/42771
21811 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
21812 * graphite-clast-to-gimple.h (gloog): Update declaration.
21813 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
21814 * graphite-poly.h (struct poly_bb): Add missing comments.
21815 (struct scop): Add poly_scop_p field.
21816 (POLY_SCOP_P): New.
21817 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
21818 * graphite.c (graphite_transform_loops): Build the polyhedral
21819 representation for each scop before code generation.
21820 * sese.c (rename_variables_in_operand): Removed.
21821 (rename_variables_in_expr): Return the renamed expression.
21822 (rename_sese_parameters): New.
21823 * sese.h (rename_sese_parameters): Declared.
21825 2010-02-11 Richard Guenther <rguenther@suse.de>
21827 PR tree-optimization/42998
21828 * tree-ssa-pre.c (create_expression_by_pieces): Treat
21829 POINTER_PLUS_EXPR properly.
21831 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
21832 Changpeng Fang <changpeng.fang@amd.com>
21834 PR middle-end/40886
21835 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
21836 the cost of an IV candidate when the IV is used in a test against zero.
21838 * gcc.dg/tree-ssa/ivopts-3.c: New.
21840 2010-02-11 Richard Guenther <rguenther@suse.de>
21843 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
21844 pointer-vs-decl case by swapping refs. Handle some cases
21845 of pointer-vs-decl disambiguations more conservatively.
21846 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
21847 to false after expanding.
21849 2010-02-11 Richard Guenther <rguenther@suse.de>
21852 * gcc.c (process_command): Handle LTO file@offset case more
21855 2010-02-11 Jakub Jelinek <jakub@redhat.com>
21857 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
21858 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
21860 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
21862 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
21863 if MEM's mode size isn't DWARF2_ADDR_SIZE.
21864 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
21865 Optimize eq/ne comparisons when both arguments are known to be
21867 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
21868 Don't mask operands unnecessarily if they are known to be already
21871 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
21873 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
21876 2010-02-10 Richard Guenther <rguenther@suse.de>
21878 PR tree-optimization/43017
21879 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
21880 for wrapping signed arithmetic.
21882 2010-02-10 Jakub Jelinek <jakub@redhat.com>
21885 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
21886 if no debug info should be emitted for it.
21888 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
21890 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
21891 note when flag_exceptions is set.
21893 2010-02-10 Duncan Sands <baldrick@free.fr>
21895 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
21897 2010-02-10 Richard Guenther <rguenther@suse.de>
21900 * tree.c (get_unwidened): Handle constants.
21901 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
21903 2010-02-10 Martin Jambor <mjambor@suse.cz>
21906 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
21907 check for variable argument counts independently.
21909 2010-02-10 Christian Bruel <christian.bruel@st.com>
21912 * config/sh/sh.c (find_barrier): Increase length for non delayed
21913 conditional branches.
21915 2010-02-10 Christian Bruel <christian.bruel@st.com>
21917 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
21919 2010-02-10 Jakub Jelinek <jakub@redhat.com>
21921 * builtins.c (set_builtin_user_assembler_name): Also handle
21922 ffs if int is smaller than word.
21924 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
21926 PR middle-end/42973
21927 * ira-conflicts.c (get_dup): Remove.
21928 (process_reg_shuffles): Add new parameter. Use it as an
21929 additional guard for copy generation.
21930 (add_insn_allocno_copies): Rewrite.
21932 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
21934 * common.opt (fsched2-use-traces): Preserved for backward
21936 * doc/invoke.texi: Remove the documentation about option
21937 -fsched2-use-traces.
21938 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
21939 flag_sched2_use_traces.
21940 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
21941 the backward compatibility flag section.
21943 2010-02-09 Richard Guenther <rguenther@suse.de>
21945 PR tree-optimization/43008
21946 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
21947 make HEAP variables initialized from global memory if they
21948 are not known builtin functions.
21949 (find_func_aliases): Adjust.
21951 2010-02-09 Richard Guenther <rguenther@suse.de>
21953 PR tree-optimization/43000
21954 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
21955 arithmetic manually.
21957 2010-02-08 Jakub Jelinek <jakub@redhat.com>
21959 PR tree-optimization/42931
21960 * tree-loop-linear.c (try_interchange_loops): Don't call
21961 double_int_mul if estimated_loop_iterations failed.
21963 2010-02-08 Martin Jambor <mjambor@suse.cz>
21965 PR middle-end/42898
21966 * tree-sra.c (build_accesses_from_assign): Do not mark in
21967 should_scalarize_away_bitmap if stmt has volatile ops.
21968 (sra_modify_assign): Do not process assigns piecemeal if if stmt
21971 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
21973 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
21975 2010-02-07 Adam Nemet <adambnmet@gmail.com>
21977 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
21978 before the pattern.
21980 2010-02-07 Andrew Pinski <pinskia@gmail.com>
21982 PR middle-end/42946
21983 * df-core.c (df_finish_pass): Change type of saved_flags to int.
21985 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
21987 PR middle-end/42988
21988 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
21989 to unknown_dependence.
21990 (graphite_legal_transform_dr): Handle the unknown_dependence.
21991 (graphite_carried_dependence_level_k): Same.
21993 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
21995 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
21997 2010-02-07 Richard Guenther <rguenther@suse.de>
21999 PR middle-end/42991
22000 * expr.c (get_inner_reference): Always initialize *pbitsize.
22002 2010-02-07 Richard Guenther <rguenther@suse.de>
22004 PR middle-end/42956
22005 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
22006 new ARRAY_REFs on variable size element or minimal index arrays.
22008 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
22009 gimple_fold_indirect_ref.
22011 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
22014 * arm.c (arm_override_options): Just return if the user has specified
22015 an invalid fpu name.
22017 2010-02-03 Jason Merrill <jason@redhat.com>
22020 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
22021 i386_pe_maybe_record_exported_symbol.
22023 2010-02-05 Steve Ellcey <sje@cup.hp.com>
22026 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
22027 (pa_delegitimize_address): New function.
22029 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
22031 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
22032 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
22034 2010-02-05 Richard Guenther <rguenther@suse.de>
22037 * lto-streamer-in.c (get_resolution): Deal with references
22038 to undefined functions.
22040 2010-02-05 Richard Guenther <rguenther@suse.de>
22042 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
22043 (fold_const_aggregate_ref): Likewise.
22044 (ccp_fold_stmt): Substitute loads.
22045 (maybe_fold_reference): Verify types before substituting.
22047 (fold_gimple_assign): Unshare properly.
22048 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
22050 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
22052 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
22053 for rs6000_gen_cell_microcode.
22055 2010-02-04 Richard Guenther <rguenther@suse.de>
22057 PR rtl-optimization/42952
22058 * dse.c (const_or_frame_p): Remove MEM handling.
22060 2010-02-04 Nick Clifton <nickc@redhat.com>
22062 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
22063 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
22064 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
22065 (mn10300_asm_output_mi_thunk): New function.
22066 (mn10300_can_output_mu_thunk): New function.
22067 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
22068 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
22069 (FUNCTION_ARG): Delete incorrect comment.
22071 2010-02-03 Jason Merrill <jason@redhat.com>
22074 * fold-const.c (operand_equal_p): Handle erroneous types.
22076 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
22078 * config/h8300/h8300.md (can_delay): Fix attibute condition.
22080 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
22082 PR rtl-optimization/42941
22083 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
22086 2010-02-03 Jason Merrill <jason@redhat.com>
22089 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
22091 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
22094 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
22095 (cselib_reset_table): Renamed from...
22096 (cselib_reset_table_with_next_value): ... this.
22097 (cselib_get_next_uid): Renamed from...
22098 (cselib_get_next_unknown_value): ... this.
22099 * cselib.c (next_uid): Renamed from...
22100 (next_unknown_value): ... this.
22101 (cselib_clear_table): Adjust.
22102 (cselib_reset_table): Adjust. Renamed from...
22103 (cselib_reset_table_with_next_value): ... this.
22104 (cselib_get_next_uid): Adjust. Renamed from...
22105 (cselib_get_next_unknown_value): ... this.
22106 (get_value_hash): Use hash.
22107 (cselib_hash_rtx): Likewise.
22108 (new_cselib_val): Adjust. Set and dump uid.
22109 (cselib_lookup_mem): Pass next_uid as hash.
22110 (cselib_subst_to_values): Likewise.
22111 (cselib_log_lookup): Dump uid.
22112 (cselib_lookup): Pass next_uid as hash. Adjust.
22113 (cselib_process_insn): Adjust.
22114 (cselib_init): Initialize next_uid.
22115 (cselib_finish): Adjust.
22116 (dump_cselib_table): Likewise.
22117 * dse.c (canon_address): Dump value uid.
22118 * print-rtl.c (print_rtx): Print value uid.
22119 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
22121 (dv_uid): New function, sort of renamed from...
22122 (dv_htab_hash): ... this, reimplemented in terms of it and...
22123 (dv_uid2hash): ... this. New.
22124 (variable_htab_eq): Drop excess assertions.
22125 (tie_break_pointers): Removed.
22126 (canon_value_cmp): Compare uids.
22127 (variable_post_merge_New_vals): Print uids.
22128 (vt_add_function_parameters): Adjust.
22129 (vt_initialize): Reset table. Adjust.
22131 2010-02-03 Richard Guenther <rguenther@suse.de>
22133 PR tree-optimization/42944
22134 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
22135 (call_may_clobber_ref_p_1): Likewise. Properly handle
22136 malloc and calloc clobbering errno.
22138 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
22140 * doc/invoke.texi: Fix name of sched1 dump.
22142 * opts.c (decode_options): Set flag_tree_switch_conversion
22143 only conditionally on optimize >= 2.
22145 * gcse.c: Assorted comment fixes in pass description.
22147 2010-02-03 Anthony Green <green@moxielogic.com>
22149 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
22150 nop padding in order to maintain alignment of storage location of
22151 target function address.
22152 (moxie_trampoline_init): Store target function address at newly
22154 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
22156 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
22158 2010-02-03 Richard Guenther <rguenther@suse.de>
22160 PR middle-end/42927
22161 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
22163 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22165 * config.gcc: Reenable check for obsolete targets.
22166 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
22167 mips-sgi-irix6.[0-4]*.
22169 2010-02-02 Nick Clifton <nickc@redhat.com>
22171 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
22172 constant size of 4 as being the same as 0.
22173 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
22174 can take values in the range 0..4.
22176 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
22179 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
22180 as _darwin10_Unwind_FindEnclosingFunction().
22181 * libgcc-libsystem.ver: New.
22183 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
22186 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
22187 implicitly set registers.
22189 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
22191 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
22192 (arm_override_options): Allow automatic selection of the thread
22193 pointer register if thumb2.
22194 (legitimize_pic_address): Improve code sequences for Thumb2.
22195 (arm_call_tls_get_addr): Likewise.
22196 (legitimize_tls_address): Likewise.
22197 * arm.md (pic_load_addr_arm): Delete. Replace with ...
22198 (pic_load_addr_32bit): ... this. New named pattern.
22199 * thumb2.md (pic_load_addr_thumb2): Delete.
22200 (pic_load_dot_plus_four): Delete.
22201 (tls_load_dot_plus_four): New named pattern.
22203 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22206 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
22207 Document fix for TLS bug.
22209 2010-01-31 Richard Guenther <rguenther@suse.de>
22211 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
22212 conservatively correct.
22214 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22218 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22220 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
22222 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22224 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
22226 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
22228 * config.gcc: Adjust order of makefile fragments for mingw targets.
22230 2010-01-31 Richard Guenther <rguenther@suse.de>
22232 PR middle-end/42898
22233 * gimplify.c (gimplify_init_constructor): For volatile LHS
22234 initialize a temporary.
22236 2010-01-31 Matthias Klose <doko@ubuntu.com>
22238 * configure.ac: Fix __stack_chk_fail check for cross builds configured
22240 * configure: Regenerate.
22242 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
22244 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
22245 the same alias set and their sizes different constantness.
22246 (aliasing_component_refs_p): Revert 2009-10-24 change.
22248 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22250 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
22253 2010-01-29 Richard Guenther <rguenther@suse.de>
22255 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
22256 Assert we successfully updated the call.
22258 2010-01-29 Jakub Jelinek <jakub@redhat.com>
22260 PR rtl-optimization/42889
22261 * df.h (df_set_bb_dirty_nonlr): New prototype.
22262 * df-core.c (df_set_bb_dirty_nonlr): New function.
22263 * df-scan.c (df_insn_rescan): Call it instead of
22264 df_set_bb_dirty for DEBUG_INSNs.
22266 2010-01-29 Richard Guenther <rguenther@suse.de>
22268 PR middle-end/37448
22269 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
22270 quadratic behavior in most cases.
22272 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
22275 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
22276 in the call to gen_x86_movsicc_0_m1.
22278 2010-01-28 Richard Guenther <rguenther@suse.de>
22280 PR tree-optimization/42871
22281 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
22283 2010-01-28 Richard Guenther <rguenther@suse.de>
22285 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
22286 into call arguments.
22288 2010-01-28 Richard Guenther <rguenther@suse.de>
22290 PR middle-end/42883
22291 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
22292 the forwarder if the destination is an EH landing pad.
22294 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
22296 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
22297 block list passed to gimple_duplicate_sese_tail.
22298 (parallelize_loops): Avoid parallelization when the function
22299 has_nonlocal_label.
22300 Avoid parallelization when the preheader is IRREDUCIBLE.
22301 Try to optimize when estimated_loop_iterations_int is unresolved.
22302 Add the loop's location to the dump file.
22303 * tree-cfg.c (add_phi_args_after_redirect): Remove.
22304 (gimple_duplicate_sese_tail): Remove the check for the latch.
22305 Redirect nexits to the exit block.
22306 Remove handling of the incoming edges to the latch.
22307 Redirect the backedge from the copied latch to the exit bb.
22309 2010-01-28 Michael Matz <matz@suse.de>
22312 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
22313 Wrap force_reg into a sequence, emit it before user.
22315 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
22317 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
22319 (arm_legacy_rev): Likewise.
22320 (thumb_legacy_rev): Likewise.
22322 2010-01-27 Jakub Jelinek <jakub@redhat.com>
22324 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
22325 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
22326 on MEM's address failed, try avoid_constant_pool_reference and
22327 recurse if it returned something different.
22328 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
22329 address, try avoid_constant_pool_reference and recurse if it
22330 returned something different.
22331 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
22332 address and avoid_constant_pool_reference returned something
22333 different, don't set have_address.
22335 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
22338 * var-tracking.c (val_store): Add modified argument, obey it.
22340 (count_uses): Move down logging of main.
22341 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
22342 don't need resolution.
22343 (emit_notes_in_bb): Likewise.
22345 2010-01-27 Richard Guenther <rguenther@suse.de>
22347 PR middle-end/42878
22348 * tree-inline.c (remap_decl): Delay remapping of SSA name
22349 default definitions until we need them.
22351 2010-01-27 Jakub Jelinek <jakub@redhat.com>
22353 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
22354 (rs6000_delegitimize_address): New function.
22356 * config/s390/s390.c (s390_delegitimize_address): Call
22357 delegitimize_mem_from_attrs.
22359 PR middle-end/42874
22360 * tree-inline.c (cannot_copy_type_1): Removed.
22361 (copy_forbidden): Don't forbid copying of functions containing
22362 records/unions with variable length fields.
22364 2010-01-27 Christian Bruel <christian.bruel@st.com>
22368 * config/sh/sh.c (find_barrier): Increase length for non delayed
22369 conditional branches.
22371 2010-01-27 Matthias Klose <doko@ubuntu.com>
22373 * configure.ac (gnu-unique-object): Fix ldd version check.
22374 * configure: Regenerate.
22376 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22378 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
22380 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
22381 Test for HAVE_GNU_AS value.
22383 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22385 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
22386 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
22387 INT64_TYPE): Define.
22388 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
22389 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22390 INT_LEAST64_TYPE): Define.
22391 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
22392 UINT_LEAST64_TYPE): Define.
22393 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
22394 INT_FAST64_TYPE): Define.
22395 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22396 UINT_FAST64_TYPE): Define.
22397 (INTMAX_TYPE, UINTMAX_TYPE): Define.
22398 (INTPTR_TYPE, UINTPTR_TYPE): Define.
22399 (SIG_ATOMIC_TYPE): Define.
22401 2010-01-26 Richard Guenther <rguenther@suse.de>
22403 * df-scan.c (df_scan_set_bb_info): Remove assert.
22404 (df_insn_rescan_debug_internal): Merge asserts.
22405 (df_install_ref): Likewise.
22406 (df_mark_reg): Use bitmap_set_range.
22407 (df_hard_reg_used_p): Remove assert.
22408 (df_hard_reg_used_count): Likewise.
22410 2010-01-26 Richard Guenther <rguenther@suse.de>
22412 PR rtl-optimization/42685
22413 * web.c (web_main): Ignore DEBUG_INSNs.
22415 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
22417 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
22419 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
22420 Fix types of fndecl and arglist parameters.
22422 2010-01-26 Richard Guenther <rguenther@suse.de>
22424 PR middle-end/42806
22425 * tree-eh.c (unsplit_eh): Skip debug insns.
22427 2010-01-26 Richard Guenther <rguenther@suse.de>
22429 PR tree-optimization/42250
22430 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
22432 2010-01-26 Jakub Jelinek <jakub@redhat.com>
22435 * omp-low.c (expand_omp_sections): Only use single_pred if
22436 l2_bb is single_pred_p.
22438 2010-01-25 Christian Bruel <christian.bruel@st.com>
22441 * config/sh/sh.c (find_barrier): Increase length for non delayed
22442 conditional branches.
22443 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
22445 2010-01-24 David S. Miller <davem@davemloft.net>
22447 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
22448 define if not using GAS.
22449 * config/sparc/sparc.c (sparc_elf_asm_named_section):
22450 Likewise. Delete SECTION_MERGE code, which is only applicable
22453 2010-01-24 Mark Mitchell <mark@codesourcery.com>
22456 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
22457 mangling of va_list in system headers.
22459 2010-01-23 Toon Moene <toon@moene.org>
22461 * tree-predcom.c (combine_chains): Return NULL, not false.
22463 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
22465 * tree-loop-distribution.c (distribute_loop): Fix declaration and
22466 initialization of variable res to agree with return type.
22468 2010-01-22 Steve Ellcey <sje@cup.hp.com>
22470 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
22471 * tree-sra.c: Add include of expr.h.
22473 2010-01-22 Jakub Jelinek <jakub@redhat.com>
22475 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
22476 insert the debug stmt on the single non-EH edge from the stmt.
22478 2010-01-22 Richard Henderson <rth@redhat.com>
22481 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
22482 the RHS until after generate_subtree_copies has insertted its
22483 code before the current statement.
22485 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
22487 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
22489 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
22491 2010-01-21 Martin Jambor <mjambor@suse.cz>
22493 PR tree-optimization/42585
22494 * tree-sra.c (struct access): New field grp_total_scalarization.
22495 (dump_access): Dump the new field.
22496 (should_scalarize_away_bitmap): New variable.
22497 (cannot_scalarize_away_bitmap): Likewise.
22498 (sra_initialize): Allocate new bitmaps.
22499 (sra_deinitialize): Free new bitmaps.
22500 (create_access_1): New function.
22501 (create_access): Parts moved to create_access_1.
22502 (type_consists_of_records_p): New function.
22503 (completely_scalarize_record): Likewise.
22504 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
22505 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
22506 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
22508 (analyze_all_variable_accesses): Completely scalarize small eligible
22511 2010-01-21 Martin Jambor <mjambor@suse.cz>
22513 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
22515 2010-01-21 Andrew Haley <aph@redhat.com>
22517 * gcc.c (process_command): Move lang_specific_driver before
22518 setting cc_libexec_prefix.
22520 2010-01-21 Richard Guenther <rguenther@suse.de>
22522 PR middle-end/19988
22523 * fold-const.c (negate_expr_p): Pretend only negative
22524 real constants are easily negatable.
22526 2010-01-20 Janis Johnson <janis187@us.ibm.com>
22527 Jason Merrill <jason@redhat.com>
22529 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
22530 (TYPE_TRANSPARENT_AGGR): this, for union and record.
22531 * calls.c (initialize argument_information): Handle it.
22532 * c-common.c (handle_transparent_union_attribute): Use new name.
22533 * c-decl.c (finish_struct): Ditto.
22534 * c-typeck.c (type_lists_compatible_p): Ditto.
22535 (convert_for_assignment): Use new name and also handle record.
22536 * function.c (aggregate_value_p): Handle it.
22537 (pass_by_reference): Ditto.
22538 (assign_parm_data_types): Ditto.
22539 * print-tree.c (print_node): Ditto.
22540 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
22541 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
22542 * tree.c (first_field): New fn.
22544 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
22547 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
22548 even when linking statically, for now.
22550 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
22553 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
22554 without a cselib val.
22555 (count_uses): Accept MO_VAL_SET with no val on stores.
22556 (add_stores): Likewise.
22558 2010-01-20 Jakub Jelinek <jakub@redhat.com>
22560 * var-tracking.c (check_value_val): Add a compile time assertion.
22561 (dv_is_decl_p): Simplify.
22562 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
22563 gcc_assert if ENABLE_CHECKING.
22565 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
22568 * var-tracking.c: Include tree-flow.h.
22569 (mem_dies_at_call): New.
22570 (dataflow_set_preserve_mem_locs): Use it.
22571 (dataflow_set_remove_mem_locs): Likewise.
22572 (dump_var): Renamed from dump_variable. Adjust all callers.
22573 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
22574 * Makefile.in (var-tracking.o): Adjust deps.
22576 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
22578 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
22580 2010-01-20 Richard Guenther <rguenther@suse.de>
22582 PR tree-optimization/42717
22583 * tree-ssa-dce.c (get_live_post_dom): Remove.
22584 (forward_edge_to_pdom): Take an arbitrary edge to copy
22585 degenerate PHI args from.
22586 (remove_dead_stmt): Use the first post-dominator even if it
22587 does not contain live statements as redirection destination.
22589 2010-01-20 Richard Guenther <rguenther@suse.de>
22591 * tree-inline.c (estimate_num_insns): Handle EH builtins.
22593 2010-01-20 Jakub Jelinek <jakub@redhat.com>
22595 * sel-sched.c (create_speculation_check): Remove set but not used
22597 (try_transformation_cache): Remove set but not used variable ds.
22598 (calculate_privileged_insns): Remove set but not used variables
22599 cur_insn and min_spec_insn.
22600 (find_best_expr): Remove set but not used variable avail_n.
22601 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
22603 * cgraphunit.c (assemble_thunk): Remove set but not used variable
22605 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
22606 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
22607 new_scop_exit_edge.
22609 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
22612 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
22613 cpu types. Add support for *-sse3 cpu types.
22614 (x86_64-*-*): Ditto.
22616 2010-01-20 Jakub Jelinek <jakub@redhat.com>
22618 PR middle-end/42803
22619 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
22620 argument, call initializer_constant_valid_p_1 instead of
22621 initializer_constant_valid_p, pass CACHE to it, return NULL
22622 immediately if first call returns NULL.
22623 (initializer_constant_valid_p_1): New function.
22624 (initializer_constant_valid_p): Use it.
22626 2010-01-20 Thomas Quinot <quinot@adacore.com>
22628 * tree.def (PLACEHOLDER_EXPR): Fix comment.
22630 2010-01-20 Jakub Jelinek <jakub@redhat.com>
22632 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
22633 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
22634 (loc_list_from_tree): Don't handle unsigned division. Handle
22635 signed modulo using DW_OP_{over,over,div,mul,minus}.
22636 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
22637 modulo instead of signed.
22639 2010-01-20 DJ Delorie <dj@redhat.com>
22641 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
22643 (h8300_emit_stack_adjustment): Propogate it.
22645 (h8300_expand_prologue): Likewise.
22646 (h8300_expand_epilogue): Likewise.
22648 2010-01-19 Michael Matz <matz@suse.de>
22650 PR tree-optimization/41783
22651 * tree-data-ref.c (toplevel): Include flags.h.
22652 (dump_data_dependence_relation): Also dump the inputs if the
22653 result will be unknown.
22654 (split_constant_offset_1): Look through some conversions.
22655 * tree-predcom.c (determine_roots_comp): Restart a new chain if
22656 the offset from last element is too large.
22657 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
22658 (reassociate_to_the_same_stmt): Handle vector registers.
22659 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
22660 (e.g. conversions).
22661 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
22662 wide_prolog_niters argument, emit widening instructions.
22663 (vect_do_peeling_for_alignment): Adjust caller, use widened
22664 variant of the iteration cound.
22665 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
22667 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22670 * config/arm/neon-testgen.m (emit_automatics): New parameter
22671 features. Adjust for Fixed_return_reg feature.
22672 (test_intrinsic): Call emit_automatics with new feature.
22673 * config/arm/neon.ml: Update copyright years.
22674 (features): New Fixed_return_reg feature.
22675 (ops): Update feature for Vget_low.
22677 2010-01-19 Jakub Jelinek <jakub@redhat.com>
22679 PR tree-optimization/42719
22680 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
22684 * fwprop.c (all_uses_available_at): Return false if def_set dest
22685 is a REG that is used in def_insn.
22687 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
22689 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
22691 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
22692 Add argument names.
22694 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
22696 * target.h (struct gcc_target) <secondary_reload>: Change type
22697 of last argument to secondary_reload_info *.
22699 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
22702 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
22703 memory references with unaligned offsets. Remove CQImode handling.
22704 (unaligned_memory_operand): Return 1 for memory references with
22705 unaligned offsets. Remove CQImode handling.
22707 2010-01-18 Richard Guenther <rguenther@suse.de>
22709 PR middle-end/39954
22710 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
22713 2010-01-18 Richard Guenther <rguenther@suse.de>
22715 PR tree-optimization/42781
22716 * tree-ssa-structalias.c (find_what_var_points_to): Skip
22717 restrict processing only if the original variable was artificial.
22719 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
22721 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
22722 find number of popped argument bytes.
22724 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
22725 Fix the text that describes the return value for invalid insns.
22727 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
22729 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
22730 Clarify what 'cost of the -dependence' is. Fix quoting.
22732 * toplev.c (default_get_pch_validity): Rename argument to "sz".
22733 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
22735 2010-01-17 Jakub Jelinek <jakub@redhat.com>
22737 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
22738 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
22740 2010-01-17 Richard Guenther <rguenther@suse.de>
22742 PR middle-end/42248
22743 * function.c (split_complex_args): Take a VEC to modify.
22744 (assign_parms_augmented_arg_list): Build a VEC instead of
22745 a chain of PARM_DECLs.
22746 (assign_parms_unsplit_complex): Take a VEC of arguments.
22747 Do not fixup unmodified parms.
22748 (assign_parms): Deal with the VEC.
22749 (gimplify_parameters): Likewise.
22751 2010-01-17 Richard Guenther <rguenther@suse.de>
22753 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
22754 node existence check.
22755 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
22756 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
22757 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
22758 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
22759 (gimple_execute_on_growing_pred): Likewise.
22761 2010-01-17 Richard Guenther <rguenther@suse.de>
22763 PR tree-optimization/42773
22764 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
22765 (compute_antic_aux): Likewise.
22766 (compute_partial_antic_aux): Likewise.
22768 2010-01-17 Jie Zhang <jie.zhang@analog.com>
22771 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
22774 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
22776 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
22779 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
22780 Fix markup for strict argument.
22782 (TARGET_SCHED_REORDER2): Fix argument types.
22784 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
22785 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
22787 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
22788 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
22790 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
22793 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
22794 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
22795 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
22796 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
22797 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
22799 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
22801 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
22803 (TARGET_ASM_RELOC_RW_MASK): Add return type.
22804 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
22806 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
22808 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
22811 (TARGET_ASM_NAMED_SECTION): Fix argument list.
22813 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
22814 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
22816 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
22818 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
22820 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
22821 referring to it. Fix language.
22823 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
22825 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
22827 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
22829 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
22831 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
22832 '@var{stream}. Remove stray 'and'.
22834 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
22836 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
22838 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
22840 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
22841 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
22843 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
22844 Fix description of return value.
22845 Rename argument "sz" to "len."
22847 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
22848 Clarify meaning of 'true' return value.
22850 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
22852 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
22853 rep_mode versus mode_rep.
22855 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
22857 (TARGET_BUILTIN_DECL): Fix name.
22859 (TARGET_COMMUTATIVE_P): Fix type of first argument.
22861 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
22863 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
22865 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
22867 (TARGET_RELAXED_ORDERING): Use @deftypevr.
22869 (TARGET_GET_DRAP_RTX): Note that this is a hook.
22872 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
22873 Rename argument tm_fn to md_fn.
22875 (TARGET_OPTION_PRINT): Fix argument list.
22877 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
22880 * config/i386/i386.c (ix86_fixup_binary_operands):
22881 Revert FMA4 fixup of operands.
22883 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22886 * Makefile.in (write_entries_to_file, install-plugin):
22887 Use \012 instead of \n with tr.
22889 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
22891 * configure.ac (HAVE_AS_REF): New C macro.
22892 * configure: Regenerate.
22893 * config.in: Likewise.
22894 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
22896 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
22899 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
22901 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
22903 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
22905 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
22907 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
22909 (TARGET_IN_SMALL_DATA_P): Fix argument type.
22911 (TARGET_BINDS_LOCAL_P): Fix argument type.
22913 (TARGET_ASM_FILE_END): Use prototype.
22915 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
22917 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
22919 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
22921 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
22923 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
22924 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
22926 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
22927 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
22929 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
22930 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
22931 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
22932 (TARGET_ADDR_SPACE_CONVERT): Likewise.
22934 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
22936 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
22938 (TARGET_INIT_BUILTINS): Use prototype.
22940 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
22941 Put 'const char *' in braces. Fix parameter types.
22942 (TARGET_INVALID_CONVERSION): Fix parameter types.
22943 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
22944 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
22946 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
22949 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
22951 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
22953 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
22955 * doc/tm.texi (TARGET_HELP): Fix return type.
22957 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
22958 in braces. Fix argument types.
22960 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
22962 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
22964 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
22966 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
22967 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
22969 (TARGET_MANGLE_TYPE): Fix argument types.
22971 (TARGET_IRA_COVER_CLASSES): Use prototype.
22973 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
22975 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
22977 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
22979 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
22981 (TARGET_CALLEE_COPIES): Fix argument types.
22983 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
22985 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
22987 (TARGET_FUNCTION_VALUE): Fix argument types.
22989 (TARGET_RETURN_IN_MSB): Fix argument type.
22991 (TARGET_RETURN_IN_MEMORY): Fix argument types.
22993 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
22995 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
22997 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
22998 agree with return type.
23000 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
23002 2010-01-15 Jing Yu <jingyu@google.com>
23004 PR rtl-optimization/42691
23005 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
23006 a pseudo to a constant and are merged, and adjust comments.
23008 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
23010 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
23012 2010-01-15 Richard Guenther <rguenther@suse.de>
23014 PR middle-end/42739
23015 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
23016 labels of computed or non-local gotos to the destination.
23017 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
23018 landing pad label is the first label.
23020 2010-01-15 Richard Guenther <rguenther@suse.de>
23022 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
23024 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
23027 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
23028 to allow generation of the xssqrtdp instruction on power7.
23029 (sqrtdf2_fpr): Ditto.
23031 2010-01-14 Jakub Jelinek <jakub@redhat.com>
23033 PR middle-end/42674
23034 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
23035 functions with noreturn attribute.
23038 * varasm.c (declare_weak): Add weak attribute to decl if it
23039 doesn't have one already.
23040 (assemble_external): Only add decls to weak_decls if they also
23041 have weak attribute.
23043 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
23045 * var-tracking.c (var_reg_delete): Don't delete the association
23046 between REGs and values or one-part variables if the register
23049 2010-01-14 Jakub Jelinek <jakub@redhat.com>
23052 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
23053 because its first operand is a non-localized variable.
23055 2010-01-14 Martin Jambor <mjambor@suse.cz>
23057 PR tree-optimization/42706
23058 * tree-sra.c (encountered_recursive_call): New variable.
23059 (encountered_unchangable_recursive_call): Likewise.
23060 (sra_initialize): Initialize both new variables.
23061 (callsite_has_enough_arguments_p): New function.
23062 (scan_function): Call decl and flags check only for IPA-SRA, check
23063 whether there is a recursive call and whether it has enough arguments.
23064 (all_callers_have_enough_arguments_p): New function.
23065 (convert_callers): Look for recursive calls only when
23066 encountered_recursive_call is set.
23067 (ipa_early_sra): Bail out either if
23068 !all_callers_have_enough_arguments_p or
23069 encountered_unchangable_recursive_call.
23071 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
23073 * sel-sched.c: Add 2010 to copyright years.
23074 * sel-sched-ir.c: Likewise.
23075 * sel-sched-ir.h: Likewise.
23077 2010-01-14 Martin Jambor <mjambor@suse.cz>
23079 PR tree-optimization/42714
23080 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
23081 constructors specially.
23083 2010-01-14 Andi Kleen <ak@linux.intel.com>
23085 * config/i386/drivers-i386.c (detect_caches_intel):
23086 Add l2sizekb parameter and fill in.
23087 (host_detect_local_cpu): Add l2sizekb, fill in.
23088 Add Atom small cache heuristic.
23090 2010-01-14 Andi Kleen <ak@linux.intel.com>
23092 * config/i386/drivers-i386.c (detect_caches_cpuid4):
23093 Add level3 parameter and fill in.
23094 (detect_caches_intel): Handle level3 cache.
23096 2010-01-14 Andi Kleen <ak@linux.intel.com>
23098 * config/i386/drivers-i386.c (host_detect_local_cpu):
23099 Fix core duo detection.
23101 2010-01-14 Andi Kleen <ak@linux.intel.com>
23103 * config/i386/drivers-i386.c (host_detect_local_cpu):
23104 Fix Atom detection.
23106 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
23108 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
23109 (rs6000_variable_issue_1): this. Use...
23110 (rs6000_variable_issue): here. Reimplement. Print debug info.
23112 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
23114 * sel-sched-ir.c (sel_restore_other_notes): Rename to
23115 sel_restore_notes. Update all callers. Call reemit_notes
23118 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
23120 PR rtl-optimization/42246
23121 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
23124 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
23126 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
23127 all successors is the same as number of successors in current region.
23129 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
23131 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
23132 to rename is not separable. Otherwise check that its LHS is not NULL.
23134 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
23136 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
23138 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
23140 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
23141 available registers when failed to discover LHS register class.
23142 Fix indentation. Update comment.
23144 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
23145 Alexander Monakov <amonakov@ispras.ru>
23147 PR rtl-optimization/42389
23148 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
23150 (advance_state_on_fence): Likewise.
23151 (sel_target_adjust_priority): Print debug output only when
23152 sched_verbose >= 4, not 2.
23153 (get_expr_cost): Do not issue all unique insns on the next cycle.
23154 (fill_insns): Initialize can_issue_more from the value saved
23156 * sel-sched-ir.c (flist_add): New parameter issue_more.
23157 Init FENCE_ISSUE_MORE with it.
23158 (merge_fences): Likewise.
23159 (init_fences): Update call to flist_add.
23160 (add_to_fences, add_clean_fence_to_fences)
23161 (add_dirty_fence_to_fences): Likewise.
23162 (move_fence_to_fences): Update call to merge_fences.
23163 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
23165 * sel-sched-ir.h (struct _fence): New field issue_more.
23166 (FENCE_ISSUE_MORE): New accessor macro.
23168 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
23170 PR rtl-optimization/42388
23171 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
23172 that have no predecessors nor successors. Do not call move_bb_info
23173 for empty blocks outside of current region.
23175 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
23177 PR rtl-optimization/42294
23178 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
23179 * sel-sched.c (move_exprs_to_boundary): Transitively add all
23180 originators' originators.
23182 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
23184 PR rtl-optimization/39453
23185 PR rtl-optimization/42246
23186 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
23188 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
23190 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
23191 Alexander Monakov <amonakov@ispras.ru>
23193 PR middle-end/42245
23194 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
23195 (maybe_tidy_empty_bb): ... here. Make static. Add new
23196 argument. Update all callers.
23197 (tidy_control_flow): ... and here. Recompute topological order
23198 of basic blocks in region if necessary.
23199 (sel_redirect_edge_and_branch): Change return type. Return true
23200 if topological order might have been invalidated.
23201 (purge_empty_blocks): Export and move from...
23202 * sel-sched.c (purge_empty_blocks): ... here.
23203 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
23204 (maybe_tidy_empty_bb): Delete prototype.
23205 (purge_empty_blocks): Declare.
23207 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
23209 PR rtl-optimization/42249
23210 * sel-sched.c (try_replace_dest_reg): When chosen register
23211 and original register is the same, do not bail out early, but
23212 still check all original insns for validity of replacing destination
23213 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
23216 2010-01-14 Jakub Jelinek <jakub@redhat.com>
23219 Port from no-undefined-overflow branch:
23220 2009-03-09 Richard Guenther <rguenther@suse.de>
23222 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
23224 2010-01-14 Richard Guenther <rguenther@suse.de>
23227 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
23229 2010-01-14 Ira Rosen <irar@il.ibm.com>
23231 PR tree-optimization/42709
23232 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
23233 as scalar type in creation of constant vector operand.
23235 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23238 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
23239 (check-parallel-%): Match `testsuite' directory component only
23242 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
23244 PR translation/39521
23245 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
23248 2010-01-13 Richard Guenther <rguenther@suse.de>
23250 PR tree-optimization/42730
23251 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
23254 2010-01-13 Steve Ellcey <sje@cup.hp.com>
23257 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
23258 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
23261 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
23263 * config/bfin/libgcc-bfin.ver: Regenerate based on current
23264 libgcc-std.ver. Add entries for ___smulsi3_highpart and
23265 ___umulsi3_highpart.
23267 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
23268 rather than schedule_insns if the pass is enabled.
23270 2010-01-13 Martin Jambor <mjambor@suse.cz>
23272 PR tree-optimization/42704
23273 * tree-sra.c (sra_modify_assign): Do not delete assignments to
23276 2010-01-13 Martin Jambor <mjambor@suse.cz>
23278 PR tree-optimization/42703
23279 * tree-sra.c (analyze_access_subtree): Check that we can build a
23280 reference to the original data within the aggregate.
23282 2010-01-13 Richard Guenther <rguenther@suse.de>
23284 PR tree-optimization/42705
23285 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
23287 2010-01-13 Richard Guenther <rguenther@suse.de>
23289 PR middle-end/42716
23290 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
23292 2010-01-13 Jakub Jelinek <jakub@redhat.com>
23295 * var-tracking.c (values_to_unmark): New variable.
23296 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
23297 values_to_unmark vector. Moved body to...
23298 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
23299 instead queue it into values_to_unmark vector.
23300 (vt_find_locations): Free values_to_unmark vector.
23302 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
23304 * config/s390/s390.c (override_options): Set
23305 default of max-pending-list-length to 256
23307 2010-01-13 Richard Guenther <rguenther@suse.de>
23310 * tree-pass.h (PROP_gimple_lcx): New.
23311 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
23312 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
23313 before the final cleanup_eh.
23314 (dump_properties): Dump PROP_gimple_lcx.
23315 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
23316 (tree_lower_complex_O0): Remove.
23317 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
23318 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
23319 tree_lower_complex, schedule TODO_update_ssa.
23320 * lto-streamer-out.c (output_function): Stream the functions
23322 * lto-streamer-in.c (input_function): Likewise.
23323 (lto_read_body): Do not override them here.
23325 2010-01-12 Joseph Myers <joseph@codesourcery.com>
23328 * c-typeck.c (build_c_cast): Fold value cast to union type before
23329 wrapping it in a CONSTRUCTOR.
23331 2010-01-12 Jakub Jelinek <jakub@redhat.com>
23333 PR rtl-optimization/42699
23334 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
23337 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23339 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
23340 SUBTARGET_WARN_UNUSED_SPEC): Move ...
23341 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
23342 SUBTARGET_WARN_UNUSED_SPEC): ... here
23343 * config/mips/iris5.h (LIBGCC_SPEC): Define.
23345 2010-01-12 Julian Brown <julian@codesourcery.com>
23347 * config/arm/neon-schedgen.ml (Utils): Don't try to
23348 open missing module.
23349 (find_with_result): New.
23351 2010-01-12 Jakub Jelinek <jakub@redhat.com>
23354 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
23355 sharing when canonicalizing ({lt,ge}u (plus a b) b).
23357 PR tree-optimization/42645
23358 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
23359 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
23360 decl_map, set processing_debug_stmt to -1 and return name without
23363 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
23365 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
23366 binutils version, and reword target configuration description.
23368 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
23370 * config/avr/avr.h (LINKER_NAME): Remove.
23372 2010-01-11 Janis Johnson <janis187@us.ibm.com>
23375 * config/rs6000/rs6000.c (rs6000_override_options): On targets
23376 that support VSX, warn for -mno-altivec if vsx is not disabled,
23379 2010-01-11 Joseph Myers <joseph@codesourcery.com>
23380 Shujing Zhao <pearly.zhao@oracle.com>
23382 PR translation/42469
23383 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
23384 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
23385 character between option name and help text.
23386 * c.opt (imultilib): Likewise.
23388 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
23390 * lto-streamer-out.c (output_unreferenced_globals): Output static
23393 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
23395 PR rtl-optimization/42621
23396 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
23397 optimizing for size.
23398 (duplicate_computed_gotos): Remove now-redundant check.
23400 2010-01-10 Steve Ellcey <sje@cup.hp.com>
23403 * configure.ac: Save and restore LDFLAGS and LIBS
23404 * configure: Regenerate.
23406 2010-01-10 Richard Guenther <rguenther@suse.de>
23408 PR middle-end/42667
23409 * builtins.c (fold_builtin_strlen): Add type argument and
23410 convert the resulting length to it.
23411 (fold_builtin_1): Adjust.
23413 2010-01-09 Jakub Jelinek <jakub@redhat.com>
23415 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
23416 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
23418 (num_insns_constant_wide): Adjust for that change.
23420 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
23423 * web.c (union_defs): Add used argument, to combine uses of
23424 uninitialized regs.
23425 (entry_register): Adjust type and tests of used argument.
23426 (web_main): Widen used for new use. Pass it to union_defs.
23427 * df.h (union_defs): Adjust prototype.
23429 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
23432 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
23433 uses in new incoming argument. Free body.
23434 (reset_debug_uses_in_loop): New.
23435 (analyze_insn_to_expand_var): Call the latter if the former found
23436 anything. Fix whitespace. Reject invalid dest overlaps before
23437 going through all insns in the loop.
23439 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
23442 * haifa-sched.c (dying_use_p): Debug insns don't count.
23444 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
23446 PR middle-end/42363
23447 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
23448 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
23449 (verify_gimple_call): Reject LHS in noreturn calls.
23451 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
23455 * tree-vect-loop-manip.c (adjust_info): New type.
23456 (adjust_vec): New pointer to vector.
23457 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
23458 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
23459 (slpeel_update_phis_for_duplicate_loop): Use them.
23460 (slpeel_update_phi_nodes_for_guard1): Likewise.
23461 (slpeel_update_phi_nodes_for_guard2): Likewise.
23462 (slpeel_tree_peel_loop_to_edge): Likewise.
23463 (vect_update_ivs_after_vectorizer): Likewise.
23465 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
23467 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
23468 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
23470 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
23472 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
23473 bogus uninitialized warning.
23475 2010-01-09 Richard Guenther <rguenther@suse.de>
23477 PR middle-end/42512
23478 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
23479 the evolution is compatible with the initial condition.
23481 2010-01-09 Jakub Jelinek <jakub@redhat.com>
23483 * gcc.c (process_command): Update copyright notice dates.
23484 * gcov.c (print_version): Likewise.
23485 * gcov-dump.c (print_version): Likewise.
23486 * mips-tfile.c (main): Likewise.
23487 * mips-tdump.c (main): Likewise.
23489 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
23492 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
23494 (rotlhi3_8): Delete.
23496 (rotlsi3_8): Delete.
23497 (rotlsi3_16): Delete.
23498 (rotlsi3_24): Delete.
23499 (rotl<mode>3): New.
23500 (*rotw<mode>3): New.
23501 (*rotb<mode>3): New.
23502 * config/avr/avr.c (avr_rotate_bytes): New function.
23503 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
23505 2010-01-08 Steve Ellcey <sje@cup.hp.com>
23508 * configure.ac: Modify -rdynamic check.
23509 * configure: Regenerate.
23511 2010-01-08 DJ Delorie <dj@redhat.com>
23513 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
23514 register popping order.
23516 2010-01-08 Richard Guenther <rguenther@suse.de>
23519 * c.opt (fsigned-char): Also let LTO handle this option.
23520 (funsigned-char): Likewise.
23522 2010-01-07 Richard Guenther <rguenther@suse.de>
23524 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
23525 (gimple_op): Likewise.
23526 (gimple_op_ptr): Likewise.
23527 (gimple_assign_set_lhs): Remove gcc_assert.
23528 (gimple_assign_set_rhs1): Likewise.
23529 (gimple_assign_set_rhs2): Likewise.
23530 (gimple_call_set_lhs): Likewise.
23531 (gimple_call_set_fn): Likewise.
23532 (gimple_call_set_fndecl): Likewise.
23533 (gimple_call_fndecl): Likewise.
23534 (gimple_call_return_type): Likewise.
23535 (gimple_call_set_chain): Likewise.
23536 (gimple_call_num_args): Likewise.
23537 (gimple_call_set_arg): Likewise.
23538 (gimple_cond_set_code): Likewise.
23539 (gimple_cond_set_lhs): Likewise.
23540 (gimple_cond_set_rhs): Likewise.
23541 (gimple_cond_set_true_label): Likewise.
23542 (gimple_cond_set_false_label): Likewise.
23543 (gimple_label_set_label): Likewise.
23544 (gimple_goto_set_dest): Likewise.
23545 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
23546 (gimple_debug_bind_get_value): Likewise.
23547 (gimple_debug_bind_get_value_ptr): Likewise.
23548 (gimple_debug_bind_set_var): Likewise.
23549 (gimple_debug_bind_set_value): Likewise.
23550 (gimple_debug_bind_reset_value): Likewise.
23551 (gimple_debug_bind_has_value_p): Likewise.
23552 (gimple_return_retval_ptr): Remove gcc_assert.
23553 (gimple_return_retval): Likewise.
23554 (gimple_return_set_retval): Likewise.
23555 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
23556 (safe_referenced_var_iterator): Remove.
23557 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
23558 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
23559 (fill_referenced_var_vec): Remove.
23560 (first_readonly_imm_use): Remove redundant gcc_assert.
23561 (phi_arg_index_from_use): Combine gcc_asserts.
23562 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
23563 (first_imm_use_stmt): Remove redundant gcc_assert.
23564 * tree-cfg.c (verify_gimple_call): Verify function and chain
23565 operands. Verify arguments.
23566 (verify_types_in_gimple_stmt): Verify condition code and labels.
23568 2010-01-07 Richard Guenther <rguenther@suse.de>
23570 PR tree-optimization/42641
23571 * sese.c (rename_map_elt_info): Use the SSA name version, do
23574 2010-01-07 Jakub Jelinek <jakub@redhat.com>
23576 PR tree-optimization/42625
23577 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
23578 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
23580 2010-01-07 Duncan Sands <baldrick@free.fr>
23582 * Makefile.in (PLUGIN_HEADERS): Add version.h.
23584 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
23587 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
23588 note itself is not function_invariant_p.
23590 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
23592 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
23593 Do not add the DF_NOTE problem.
23594 * store-motion.c (execute_rtl_store_motion): Likewise.
23596 2010-01-07 Martin Jambor <mjambor@suse.cz>
23598 PR tree-optimization/42157
23599 * tree-sra.c (compare_access_positions): Stabilize sort if both
23600 accesses have integer types, return zero immediately if they are the
23603 2010-01-06 Richard Henderson <rth@redhat.com>
23605 PR middle-end/41883
23606 * haifa-sched.c (add_to_note_list): Merge into ...
23607 (concat_note_lists): ... here, and ...
23608 (unlink_other_notes, rm_other_notes): Merge into...
23609 (remove_notes): ... here. Create REG_SAVE_NOTEs for
23610 NOTE_INSN_EPILOGUE_BEG.
23612 2010-01-06 Richard Guenther <rguenther@suse.de>
23614 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
23615 not inline regular functions into always-inline functions.
23617 2010-01-06 Nick Clifton <nickc@redhat.com>
23619 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
23620 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
23622 (OVERRIDE_OPTIONS): Delete.
23623 (OPTIMIZATION_OPTIONS): Define.
23624 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
23625 * config/rx/rx.c (rx_handle_option): Issue an error message if
23626 -mcpu=rx200 and -fpu are used together.
23627 (rx_set_optimization_options): New function. Issue an error
23628 message if an optimization attribute attempts to reset the FPU/
23629 math optimization pairing.
23630 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
23631 * config/rx/rx.opt: Set the default to 32-bit doubles.
23632 * config/rx/t-rx: Add multilibs for -nofpu option.
23633 * doc/invoke.texi: Update documentation of RX options.
23635 2010-01-06 Richard Guenther <rguenther@suse.de>
23637 * tree-ssa-pre.c (name_to_id): New global.
23638 (alloc_expression_id): Simplify SSA name handling.
23639 (lookup_expression_id): Likewise.
23640 (init_pre): Zero name_to_id.
23641 (fini_pre): Free it.
23643 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
23645 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
23647 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
23650 * config/i386/sse.md (smaxv2di3): New.
23651 (umaxv2di3): Likewise.
23652 (sminv2di3): Likewise.
23653 (uminv2di3): Likewise.
23655 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
23658 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
23659 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
23660 (legitimize_tls_address): Likewise.
23661 (sparc_tls_referenced_p): Likewise.
23662 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
23663 and adjust calls to legitimize_pic_address.
23664 (legitimate_constant_p) Use sparc_tls_referenced_p.
23665 (legitimate_pic_operand_p): Likewise.
23666 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
23667 (sparc_tls_symbol_ref_1): Delete.
23668 (sparc_tls_referenced_p): Make static, recognize specific patterns.
23669 (legitimize_tls_address): Make static, handle CONST patterns.
23670 (legitimize_pic_address): Make static, remove unused parameter and
23671 adjust recursive calls.
23672 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
23673 and adjust call to legitimize_pic_address.
23674 (sparc_output_mi_thunk): Likewise.
23676 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
23677 H.J. Lu <hongjiu.lu@intel.com>
23680 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
23681 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
23682 operands to make them signed.
23685 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
23688 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
23689 GTU to GT for V4SI and V2DI.
23691 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
23692 (umin<mode>3): Removed.
23694 (uminv4si3): Likewise.
23696 2010-01-05 Martin Jambor <mjambor@suse.cz>
23698 PR tree-optimization/42462
23699 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
23700 current_function_decl to helper functions and macros.
23702 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23705 * flags.h: Don't include real.h.
23706 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
23707 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
23708 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
23709 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
23710 * dominance.c: Update copyright.
23711 * gimple.c (walk_gimple_op): Remove inline.
23712 * tree-ssa-reassoc.c: Include real.h.
23713 * Makefile.in (FLAGS_H): Remove $(REAL_H).
23714 (tree-ssa-reassoc.o): Depend on $(REAL_H).
23716 2010-01-05 Nick Clifton <nickc@redhat.com>
23718 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
23719 register to push into the stack frame when the accumulator has to
23720 be saved during interrupts.
23722 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
23724 * doc/invoke.texi: Remove the documentation about option
23725 -Wunreachable-code.
23726 * common.opt (Wunreachable-code): Preserved for backward
23728 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
23729 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
23730 the backward compatibility flag section.
23732 2010-01-05 Richard Guenther <rguenther@suse.de>
23734 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
23736 2010-01-05 Jakub Jelinek <jakub@redhat.com>
23739 * cfgexpand.c (expand_one_var): Diagnose too large variables.
23741 PR tree-optimization/42508
23742 * tree-sra.c (convert_callers): Check for recursive call
23743 by comparing cgraph nodes instead of decls.
23744 (modify_function): Call ipa_modify_formal_parameters also
23745 on all same_body aliases.
23747 * cgraphunit.c (cgraph_materialize_all_clones): Compare
23748 cgraph nodes when checking for same_body aliases.
23750 2010-01-05 Richard Guenther <rguenther@suse.de>
23752 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
23753 allocation and lookup.
23754 (get_or_alloc_expr_for_constant): Likewise.
23755 (phi_translate): Sink allocation.
23757 2010-01-04 Richard Guenther <rguenther@suse.de>
23759 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
23760 a new entry only if needed.
23761 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
23762 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
23764 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
23766 (phi_translate): Handle CONSTANTs early.
23768 2010-01-04 Martin Jambor <mjambor@suse.cz>
23770 PR tree-optimization/42398
23771 * tree-sra.c (struct access): Removed flag grp_different_types.
23772 (dump_access): Do not dump the removed flag.
23773 (sort_and_splice_var_accesses): Do not set the removed flag.
23774 (sra_modify_expr): Check for type compatibility directly.
23776 2010-01-04 Martin Jambor <mjambor@suse.cz>
23778 PR tree-optimization/42366
23779 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
23780 edges with variable number of parameters.
23781 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
23782 flag instead of asserting it.
23783 (ipa_read_node_info): Read uses_analysis_done flag.
23785 2010-01-04 Richard Guenther <rguenther@suse.de>
23787 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
23788 iterative_hash_* as intended.
23789 (vn_reference_compute_hash): Likewise. Simplify hashing
23791 (vn_reference_lookup_2): Likewise.
23792 (vn_nary_op_compute_hash): Likewise.
23793 (vn_phi_compute_hash): Likewise.
23794 (expressions_equal_p): Remove strange code.
23795 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
23796 (pre_expr_hash): Likewise. Simplify hashing SSA names.
23797 (bitmap_insert_into_set_1): Take value-id as parameter.
23798 (add_to_value): Pass it.
23799 (bitmap_insert_into_set): Likewise.
23800 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
23802 2010-01-04 Jakub Jelinek <jakub@redhat.com>
23805 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
23806 (do_self_spec): For switches with SWITCH_IGNORE set set also
23807 SWITCH_IGNORE_PERMANENTLY.
23808 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
23811 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
23813 * lto-streamer-out.c (output_unreferenced_globals): Output the full
23814 tree of an unreferenced global var.
23816 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
23819 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
23820 GTU to GT for V4SI and V2DI.
23822 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
23823 (umin<mode>3): Removed.
23825 (uminv4si3): Likewise.
23827 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
23830 * collect2.c (main): Turn on trace in collect2 if -v is passed
23833 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
23835 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
23836 description of expression operand.
23838 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
23840 * configure.ac: Add install-html to target_list for Make-hooks.
23841 * configure: Regenerate.
23842 * fortran/Make-lang.in (F95_HTMLFILES): New.
23843 (fortran.html): Use it.
23844 (fortran.install-html): New.
23845 * Makefile.in (install-html): Add lang.install-html.
23846 * java/Make-lang.in (JAVA_HTMLFILES): New.
23847 (java.html): Use it.
23848 (java.install-html): New.
23849 * objc/Make-lang.in (objc.install-html): New.
23850 * objcp/Make-lang.in (obj-c++.install-html): New.
23851 * cp/Make-lang.in (c++.install-html): New.
23852 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
23853 * lto/Make-lang.in (lto.install-html): New.
23855 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
23858 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
23860 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
23862 PR rtl-optimization/41862
23863 * store-motion.c (store_killed_in_insn, compute_store_table,
23864 remove_reachable_equiv_notes, replace_store_insn,
23865 build_store_vectors): Ignore all DEBUG_INSNs.
23867 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
23870 * common.opt: Add dumpdir.
23872 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
23874 (option_map): Add --dumpdir.
23876 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
23878 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
23880 * opts.c (decode_options): Try dump_dir_name first if
23881 dump_base_name isn't an absolute path.
23882 (common_handle_option): Handle OPT_dumpdir.
23884 * toplev.c (dump_dir_name): New.
23885 (print_switch_values): Also ignore -dumpdir.
23887 * toplev.h (dump_dir_name): New.
23889 2010-01-03 Richard Guenther <rguenther@suse.de>
23891 PR tree-optimization/42589
23892 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
23893 double-word expansion of bswap32.
23895 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
23897 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
23898 with BLOCK_FOR_INSN.
23899 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
23900 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
23901 noce_process_if_block): Likewise.
23902 * gcse.c (compute_local_properties, insert_expr_in_table,
23903 insert_set_in_table, canon_list_insert, find_avail_set,
23904 pre_insert_copy_insn): Likewise.
23906 * basic-block.h (BLOCK_NUM): Move from here...
23907 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
23909 2010-01-03 Richard Guenther <rguenther@suse.de>
23911 PR tree-optimization/42438
23912 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
23913 contains_may_not_return_call flag.
23914 (BB_MAY_NOTRETURN): New.
23915 (valid_in_sets): Trapping nary operations are not valid
23916 in blocks that may not return.
23917 (insert_into_preds_of_block): Remove check for trapping expressions.
23918 (compute_avail): Compute also BB_MAY_NOTRETURN.
23920 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
23922 * doc/invoke.texi: Add 2010 to copyright years.
23924 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
23926 * config/sparc/sparc.c: Fix formatting nits.
23928 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
23929 Alexander Monakov <amonakov@ispras.ru>
23931 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
23933 2010-01-02 Richard Guenther <rguenther@suse.de>
23935 PR middle-end/42577
23936 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
23937 (simplify_switch_using_ranges): Mark to be removed edges
23940 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23942 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
23944 * collect2.c (scan_libraries): Add missing argument in call to
23947 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
23950 * config/alpha/predicates.md (aligned_memory_operand): Return false
23952 (unaligned_memory_operand): Return true for CQImode.
23953 * config/alpha/alpha.c (get_aligned_mem): Assert that location
23954 doesn not cross aligned SImode word boundary.
23956 2010-01-02 Anatoly Sokolov <aesok@post.ru>
23958 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
23960 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
23961 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
23963 2010-01-02 Richard Guenther <rguenther@suse.de>
23966 * toplev.c (compile_file): Emit LTO marker properly. Change
23967 it to __gnu_lto_v1.
23968 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
23970 2010-01-01 Richard Guenther <rguenther@suse.de>
23973 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
23975 2010-01-01 Richard Guenther <rguenther@suse.de>
23978 * c-decl.c (grokdeclarator): For zero-size arrays force
23979 structural equality checks as layout_type does.
23981 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
23983 * builtins.c: Update copyright to 2010.
23985 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
23988 * lto-streamer-out.c (produce_asm): Revert the last change.
23989 (copy_function): Likewise.
23991 * lto-streamer.c (lto_get_section_name): Skip any leading
23994 2010-01-01 Richard Guenther <rguenther@suse.de>
23996 PR middle-end/42559
23997 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
24001 Copyright (C) 2010 Free Software Foundation, Inc.
24003 Copying and distribution of this file, with or without modification,
24004 are permitted in any medium without royalty provided the copyright
24005 notice and this notice are preserved.