1 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
3 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
4 Patch by Richard Guenther.
6 2009-05-03 Anatoly Sokolov <aesok@post.ru>
8 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
12 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
13 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
14 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
15 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
16 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
17 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
20 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
21 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
22 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
23 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
24 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
25 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
27 2009-05-02 Richard Guenther <rguenther@suse.de>
29 PR tree-optimization/39940
30 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
33 2009-05-02 Richard Guenther <rguenther@suse.de>
36 * tree-ssa.c (execute_update_addresses_taken): Properly check
37 if we can mark a variable DECL_GIMPLE_REG_P.
38 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
39 back to the end of the function.
40 (is_gimple_reg_type): Remove complex type special casing.
41 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
44 2009-05-02 Ben Elliston <bje@au.ibm.com>
46 * doc/collect2.texi (Collect2): Document search path behaviour
47 when configured with --with-ld.
49 2009-05-02 Jan Hubicka <jh@suse.cz>
51 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
52 parameter; update callers.
53 (coalesce_cost_edge): EH edges are costier because they needs splitting
54 even if not critical and even more costier when there are multiple
57 2009-05-02 Jan Hubicka <jh@suse.cz>
59 * except.c (remove_eh_handler_and_replace): Handle updating after
62 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
64 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
66 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
68 * varasm.c: Do not include c-pragma.h.
69 * attribs.c: Do not incude c-common.h.
71 2009-05-01 Michael Matz <matz@suse.de>
73 * calls.c (initialize_argument_information): Handle SSA names like
74 decls with a non MEM_P DECL_RTL.
76 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
78 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
79 * ipa-utils.c: Likewise.
80 * ipa-type-escape.c: Likewise.
81 * cgraphunit.c Do not include c-common.h.
82 * ipa-pure-const.c: Likewise.
83 * tree-if-conv.c: Likewise.
84 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
85 * ipa-struct-reorg.c: Likewise.
86 * tree-nomudflap.c: Likewise.
87 * tree-ssa-structalias.c: Likewise.
89 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
91 * store-motion.c: Many cleanups to make this pass a first-class
92 citizen instead of an appendix to gcse load motion. Add TODO list
93 to make this pass faster/cleaner/better.
95 (struct ls_expr): Post gcse.c-split cleanups.
96 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
97 "stores" field to "avail_stores".
98 (pre_ldst_mems): Rename to store_motion_mems.
99 (pre_ldst_table): Rename to store_motion_mems_table.
100 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
101 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
102 (ldst_entry): Rename to st_expr_entry, update users.
103 (free_ldst_entry): Rename to free_st_expr_entry, update users.
104 (free_ldst_mems): Rename to free_store_motion_mems, update users.
105 (enumerate_ldsts): Rename to enumerate_store_motion_mems, update caller.
106 (first_ls_expr): Rename to first_st_expr, update users.
107 (next_ls_expr): Rename to next_st_expr, update users.
108 (print_ldst_list): Rename to print_store_motion_mems. Print names of
109 fields properly for store motion instead of names inherited from load
111 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
112 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
115 (ae_kill): Rename to st_kill, update users.
116 (ae_gen): Rename to st_avloc, update users.
117 (transp): Rename to st_transp, update users.
118 (pre_insert_map): Rename to st_insert_map, update users.
119 (pre_delete_map): Rename to st_delete_map, update users.
120 (insert_store, build_store_vectors, free_store_memory,
121 one_store_motion_pass): Update for abovementioned changes.
123 (gcse_subst_count, gcse_create_count): Remove.
124 (one_store_motion_pass): New statistics counters "n_stores_deleted"
125 and "n_stores_created", local variables.
127 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
130 (regvec, compute_store_table_current_insn): Remove.
131 (reg_set_info, reg_clear_last_set): Remove.
132 (compute_store_table): Use DF caches instead of local dataflow
135 2009-05-01 Joseph Myers <joseph@codesourcery.com>
137 * c-objc-common.c (c_tree_printer): Print identifiers with
138 pp_identifier, not pp_string. Mark "({anonymous})" for
140 * c-pretty-print.c (pp_c_ws_string): New.
141 (pp_c_cv_qualifier, pp_c_type_specifier,
142 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
143 pp_c_storage_class_specifier, pp_c_function_specifier,
144 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
145 pp_c_primary_expression, pp_c_postfix_expression,
146 pp_c_unary_expression, pp_c_shift_expression,
147 pp_c_relational_expression, pp_c_equality_expression,
148 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
149 use pp_string and pp_c_ws_string in place of pp_identifier and
150 pp_c_identifier for non-identifiers. Mark English strings for
152 * c-pretty-print.h (pp_c_ws_string): Declare.
154 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
155 Roland McGrath <roland@redhat.com>
157 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id
159 (ENABLE_LD_BUILDID): New configuration option.
160 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
161 (LINK_BUILDID_SPEC): New macro.
162 (init_spec): If defined, prepend it between LINK_EH_SPEC and
164 * doc/install.texi: Document --enable-linker-build-id option.
165 * configure: Rebuild.
166 * config.in: Rebuild.
168 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
170 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
171 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
172 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
173 MIPS_GP_SAVE_AREA_SIZE.
174 * config/mips/mips.c (struct mips_frame_info): Update comment
175 before arg_pointer_offset and hard_frame_pointer_offset.
176 (mips_compute_frame_info): Update diagram before function: to
177 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
178 indicate the position of frame_pointer_rtx with -fstack-protector and
179 to show args_size. Don't allocate cprestore area for leaf functions
180 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
182 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
184 2009-04-30 Michael Matz <matz@suse.de>
186 PR tree-optimization/39955
187 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
189 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
191 * ira.c (setup_cover_and_important_classes): Use safe macro
192 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
194 * genpreds.c (write_tm_preds_h): Output suitable definition of
195 REG_CLASS_FOR_CONSTRAINT.
197 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
199 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
201 * bitmap.c (bitmap_descriptor): Likewise.
202 * ggc-common.c (loc_descriptor): Likewise.
203 * varray.c (varray_descriptor): Likewise.
204 * vec.c (vec_descriptor): Likewise.
206 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
208 * Makefile.in (dce.o): Add $(EXCEPT_H).
209 * dce.c: Include except.h and delete redundant vector definitions.
210 (deletable_insn_p): Return false for non-call insns that can throw
213 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
215 * gcse.c (ae_gen): Remove.
216 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
217 and make non-static function to make it available in store-motion.c.
218 Update call sites with search-and-replace.
219 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
220 extract_mentioned_regs, extract_mentioned_regs_helper,
221 find_moveable_store, compute_store_table, load_kills_store, find_loads,
222 store_killed_in_insn, store_killed_after, store_killed_before,
223 build_store_vectors, insert_insn_start_basic_block, insert-store,
224 remove_reachable_equiv_notes, replace_store_insn, delete_store,
225 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
226 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
227 * store-motion.c: ...new file. Also copy data structures from gcse.c
228 and clean up to remove parts not used by store motion.
229 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
230 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
232 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
235 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
236 when optimizing for size.
238 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
240 * gcse.c (gcse_constant_p): Fix typo in last change.
242 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
244 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
246 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
248 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
250 2009-04-29 James E. Wilson <wilson@codesourcery.com>
252 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
253 CONST_HIGH_PART result.
255 2009-04-29 Anatoly Sokolov <aesok@post.ru>
257 * config/avr/avr.c (initial_elimination_offset): Rename to
258 avr_initial_elimination_offset.
259 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
260 change return type to bool.
261 (avr_can_eliminate): New function.
262 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
263 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
264 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
265 * config/avr/avr-protos.h (initial_elimination_offset) : Rename to
266 avr_initial_elimination_offset.
267 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
268 (avr_initial_elimination_offset): Define.
270 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
271 Steven Bosscher <steven@gcc.gnu.org>
273 PR rtl-optimization/39938
274 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
275 * cfgrtl.c: Include insn-attr.h.
276 (rest_of_pass_free_cfg): New function.
277 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
278 * resource.c (init_resource_info): Remove call to df_analyze.
280 2009-04-29 Richard Guenther <rguenther@suse.de>
283 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
284 allow conversion to signed integers.
286 2009-04-29 Richard Guenther <rguenther@suse.de>
288 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
289 shifts of floating point vectors if the shift amount is
290 a constant multiple of the element size.
292 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
293 Michael Matz <matz@suse.de>
297 * tree-outof-ssa.c (emit_partition_copy): New function.
298 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
299 insert_part_to_rtx_on_edge): Perform the partition base var
300 copy using emit_partition_copy.
301 (insert_value_copy_on_edge): Convert constants to the right mode.
302 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
303 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
305 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
307 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
308 scan backwards to try to find a constant to initialize it.
310 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
311 insn before the loop_end instruction, don't look past labels.
313 2009-04-29 Richard Guenther <rguenther@suse.de>
316 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
317 loose type conversions.
318 (forward_propagate_addr_expr): Fix tuplification bug. Remove
319 stmts only if there are no uses of its definition.
321 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
323 * config/bfin/bfin.h (splitting_loops): Declare.
324 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
325 Reorder bit definitions to be ascending.
326 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
327 * config/bfin/bfin.c (splitting_loops): New variable.
328 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
329 (struct loop_info): Remove members INIT and LOOP_INIT.
330 (bfin_optimize_loop): Don't set them. Reorder the code that generates
331 the LSETUP sequence. Allow LC to be loaded from any register, but also
332 add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
333 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
335 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
338 * config/bfin/bfin.md (movsi_insn): Refine constraints.
340 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
342 * Makefile.in (PLUGIN_VERSION_H): New.
343 (OBJS-common): Remove plugin-version.o.
344 (plugin.o): Depend on (PLUGIN_VERSION_H).
345 (plugin-version.o): Remove.
346 * configure: Regenerate
347 * configure.ac: Create plugin-version.h.
348 * gcc-plugin.h (plugin_gcc_version): Remove.
349 (plugin_default_version_check): Change signature.
350 * plugin-version.c: Remove.
351 * plugin.c: Include plugin-version.h.
352 (str_plugin_gcc_version_name): Remove.
353 (try_init_one_plugin): Pass gcc version to plugin_init.
354 (plugin_default_version_check): Both gcc and plugin versions are now
357 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
359 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
360 problematic last insns. Test for TYPE_CALL rather than CALL_P.
361 Remove special case testing for last insn of inner loops. Don't fail if
362 the loop ends with a jump, emit an extra nop instead.
364 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
365 DREGS rather than comparing directly. Remove code that tries to
366 account for latencies.
368 2009-04-29 Richard Guenther <rguenther@suse.de>
370 PR tree-optimization/39941
371 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
372 eliminating an indirect call.
374 2009-04-29 Richard Guenther <rguenther@suse.de>
376 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
377 parameter. Allow invariants as base if !require_lvalue.
378 (verify_gimple_assign_single): Adjust.
380 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
382 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
383 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
384 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3, ssubhi3,
385 ssaddhi3_parts and sssubhi3_parts.
386 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
388 * config/bfin/bfin.c (bfin_expand_builtin, case BFIN_BUILTIN_CPLX_SQU):
391 2009-04-28 Richard Guenther <rguenther@suse.de>
393 * tree-vect-loop.c (get_initial_def_for_induction): Use
394 correct types for pointer increment.
396 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
398 * toplev.c (print_version): Update GMP version string calculation.
400 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
402 PR rtl-optimization/39938
403 * resource.c (init_resource_info): Add call to df_analyze.
405 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
407 * config/alpha/alpha.md (usegp): Cast the result of
408 alpha_find_lo_sum_using_gp to enum attr_usegp.
409 * config/alpha/alpha.c (override_options): Remove end-of-structure
410 marker element from cpu_table. Use array size of cpu_table to handle
411 -mcpu and -mtune options.
412 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
414 2009-04-28 Joseph Myers <joseph@codesourcery.com>
416 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
417 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
419 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
421 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
422 * config/rs6000/option-defaults.h: ... here. New file.
423 (OPT_64, OPT_32): Define.
424 (MASK_64BIT): Define to 0 if not already defined.
425 (OPT_ARCH64, OPT_ARCH32): Define.
426 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
429 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
431 * config/arm/arm.c (arm_override_options): Emit error on using
434 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
436 PR rtl-optimization/39914
437 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
438 registers for allocnos created from user-defined variables only
441 2009-04-28 Richard Guenther <rguenther@suse.de>
444 * fold-const.c (fold_binary): Use distribute_real_division only
447 2009-04-28 Steve Ellcey <sje@cup.hp.com>
449 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
450 add hpux-stdint.h to tm_file.
451 (hppa[12]*-*-hpux11*): Ditto.
452 (ia64*-*-hpux*): Ditto.
453 * config/hpux-stdint.h: New.
454 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
455 __STDC_EXT__ for all compiles.
456 * config/pa/pa-hpux.h: Ditto.
457 * config/pa/pa-hpux10.h: Ditto.
458 * config/pa/pa-hpux11.h: Ditto.
460 2009-04-28 Catherine Moore <clm@codesourcery.com>
462 * debug.h (set_name): Add comment.
464 2009-04-28 Andrew Pinski <pinskia@gmail.com>
467 * config/darwin.c (machopic_gen_offset): Check
468 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
469 * config/arm/arm.c (require_pic_register): Likewise.
471 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
473 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
474 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
475 m32c_promote_prototypes): Delete.
477 2009-04-28 Michael Matz <matz@suse.de>
480 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
483 2009-04-28 Richard Guenther <rguenther@suse.de>
485 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
487 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
489 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
490 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
491 * config/arm/arm-tune.md: Regenerate.
493 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
495 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
496 block if there are complex incoming edges.
497 (sel_merge_blocks): Remove useless assert.
498 (sel_redirect_edge_and_branch): Check that edge was redirected.
499 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
500 (sel_find_rgns): Delete declaration.
501 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
502 the region when it is not a preheader.
504 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
507 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
509 2009-04-28 Richard Guenther <rguenther@suse.de>
511 * tree.h (SSA_NAME_VALUE): Remove.
512 (struct tree_ssa_name): Remove value_handle member.
513 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
514 array for jump threading.
515 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
517 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
518 * tree-flow.h (threadedge_initialize_values): Declare.
519 (threadedge_finalize_values): Likewise.
520 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
521 (SSA_NAME_VALUE): Define.
522 (threadedge_initialize_values): New function.
523 (threadedge_finalize_values): Likewise.
524 * tree-ssa-dom.c (ssa_name_values): New global variable.
525 (SSA_NAME_VALUE): Define.
526 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
528 2009-04-28 Ira Rosen <irar@il.ibm.com>
530 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
531 Use REPORT_VECTORIZED_LOCATIONS instead
532 REPORT_VECTORIZED_LOOPS.
533 * tree-vectorizer.c (vect_verbosity_level): Make static.
534 (vect_loop_location): Rename to vect_location.
535 (vect_set_verbosity_level): Update comment.
536 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
538 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
539 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
540 instead REPORT_UNVECTORIZED_LOOPS.
541 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
542 vect_loop_def to vect_external_def and vect_internal_def.
543 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
544 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
545 REPORT_UNVECTORIZED_LOCATIONS.
546 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
547 and vect_used_in_loop and to vect_unused_in_scope and
549 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
550 (vect_verbosity_level): Remove declaration.
551 (vect_analyze_operations): Likewise.
552 (vect_analyze_stmt): Declare.
553 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
554 REPORT_UNVECTORIZED_LOCATIONS.
555 (vect_get_loop_niters): Fix indentation.
556 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
557 (vect_analyze_loop_operations): New function.
558 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
559 vect_analyze_operations.
560 (vect_is_simple_reduction): Use new names.
561 (vectorizable_live_operation, vect_transform_loop): Likewise.
562 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
563 specify whether the data references can be a part of interleaving chain.
564 (vect_analyze_data_ref_dependence): Use new names.
565 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
566 (vect_create_addr_base_for_vector_ref): Remove redundant code.
567 * tree-vect-patterns.c (widened_name_p): Use new names.
568 (vect_recog_dot_prod_pattern): Likewise.
569 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
570 (process_use, vect_mark_stmts_to_be_vectorized,
571 vect_model_simple_cost, vect_model_store_cost,
572 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
573 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
574 vectorizable_operation, vectorizable_type_demotion,
575 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
576 vectorizable_condition): Likewise.
577 (vect_analyze_operations): Split into vect_analyze_loop_operations
579 (vect_analyze_stmt): ... new function.
580 (new_stmt_vec_info): Use new names.
581 (vect_is_simple_use): Use new names and fix comment.
582 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
583 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
585 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
588 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
589 and integer modes for x87 operands. Do not ICE for unsupported size,
590 generate error instead. Generate error for unsupported operand types.
591 ['z']: Do not handle HImode memory operands specially. Warning
592 for floating-point operands. Fallthru to 'Z' for unsupported operand
593 types. Do not ICE for unsupported size, generate error instead.
594 (output_387_binary_op): Use %Z to output operands.
595 (output_fp_compare): Ditto.
596 (output_387_reg_move): Ditto.
598 2009-04-28 Ben Elliston <bje@au.ibm.com>
603 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
605 * builtins.c (c_strlen): Do not warn here.
606 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
607 * c-common.c (pointer_int_sum): Take an explicit location.
608 Warn about offsets out of bounds.
609 * c-common.h (pointer_int_sum): Adjust declaration.
611 2009-04-27 Ian Lance Taylor <iant@google.com>
613 * collect2.c (is_ctor_dtor): Change type of ret field in struct
615 * dce.c (run_fast_df_dce): Change type of old_flags to int.
616 * df-core.c (df_set_flags): Change return type to int. Change
617 type of old_flags to int.
618 (df_clear_flags): Likewise.
619 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
620 (df_get_conditional_uses): Likewise.
621 * df.h (df_set_flags, df_clear_flags): Update declarations.
622 * dwarf2out.c (struct indirect_string_node): Change type of form
623 field to enum dwarf_form.
624 (AT_string_form): Change return type to enum dwarf_form.
625 * fixed-value.c (fixed_compare): Add cast to enum type.
626 * fwprop.c (update_df): Change 0 to VOIDmode.
627 * gensupport.c: Change 0 to UNKNOWN.
628 * gimple.h (gimple_cond_code): Add cast to enum type.
629 * haifa-sched.c (reemit_notes): Add cast to enum type.
630 * hooks.c (hook_int_void_no_regs): Remove function.
631 * hooks.h (hook_int_void_no_regs): Remove declaration.
632 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
633 * predict.c (combine_predictions_for_insn): Add casts to enum type.
634 * real.c (real_arithmetic): Add cast to enum type.
635 (real_compare): Likewise.
636 * target.h (struct gcc_target): Change return type of
637 branch_target_register_class to enum reg_class.
638 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
639 default_branch_target_register_class.
640 * targhooks.c (default_branch_target_register_class): New function.
641 * targhooks.h (default_branch_target_register_class): Declare.
642 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
643 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
645 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
647 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
648 vect_uninitialized_def. Change 0 to ERROR_MARK.
649 * tree-vect-stmts.c (supportable_widening_operation): Don't
650 initialize icode1 and icode2.
651 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
652 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
654 (cmn_err_flag_specs): Change 0 to STD_C89.
655 (cmn_err_char_table): Likewise.
656 * config/arm/arm.c (get_arm_condition_code): Change type of code
657 to enum arm_cond_code.
658 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
659 (IWMMXT_BUILTIN2): Likewise.
660 (neon_builtin_type_bits): Don't define typedef.
661 (neon_builtin_datum): Change type of bits field to int.
662 (arm_expand_neon_args): Add cast to enum type.
663 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
665 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
667 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
669 * config/mips/mips.md (jal_macro): Return enum constant.
670 (single_insn): Likewise.
671 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
673 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
675 * config/s390/s390.c (s390_tune_flags): Change type to int.
676 (s390_arch_flags): Likewise.
677 (s390_handle_arch_option): Change flags field of struct pta to int.
678 * config/s390/s390.h (s390_tune_flags): Update declaration.
679 (s390_arch_flags): Likewise.
680 * config/sh/sh.c (prepare_move_operands): Compare
681 tls_symbolic_operand result with enum constant.
682 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
683 (sh_expand_prologue): Add cast to enum type.
684 (sh_expand_epilogue): Likewise.
685 (tls_symbolic_operand): Change return type to enum tls_model.
686 (fpscr_set_from_mem): Add cast to enum type.
687 (legitimize_pic_address): Compare tls_symbolic_operand result with
689 (sh_target_reg_class): Change return type to enum reg_class.
690 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
692 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
693 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
694 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
695 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
696 (delayed_branch, tls_call_delay): Likewise.
697 (eligible_for_sibcall_delay): Likewise.
698 (eligible_for_return_delay): Likewise.
699 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
700 (spu_expand_builtin_1): Likewise.
702 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
703 for all types of conversions.
704 (output_init_element): Issue -Wc++-compat warning if needed when
705 initializing a bitfield with enum type.
706 * c-parser.c (c_parser_expression): Set original_type to
707 original_type of right hand operand of comman operator.
709 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
711 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
713 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
714 * doc/cpp.texi (Standard Predefined Macros)
715 (Implementation-defined behavior): Likewise.
716 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
717 * doc/gimple.texi (GIMPLE Exception Handling)
718 (@code{GIMPLE_ASSIGN}): Likewise.
719 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
720 * doc/invoke.texi (Warning Options, Optimize Options)
721 (AVR Options, Darwin Options): Likewise.
722 (Optimize Options): Reformulate -fwhole-program description.
723 * doc/loop.texi (Lambda): Likewise.
724 * doc/md.texi (Output Template, Define Constraints)
725 (Standard Names, Insn Splitting): Likewise.
726 * doc/options.texi (Option properties): Likewise.
727 * doc/passes.texi (Tree-SSA passes): Likewise.
728 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
729 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
730 (File Names and DBX): Likewise.
731 * doc/trouble.texi (Incompatibilities): Likewise.
733 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
735 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
736 instruction is correct.
738 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
740 Allow non-constant arguments to conversion intrinsics.
741 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
742 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
743 * spu.c (print_operand): Handle 'v' and 'w'.
744 (exp2_immediate_p, spu_gen_exp2): Define.
745 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
746 spu_convtf_1): Update parameter descriptions.
747 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
748 * constraints.md ('v', 'w'): New.
749 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
751 (i2f, I2F): New define_mode_attr.
752 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
753 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
754 fixuns_truncv4sfv4si2): Update to use mode attribute.
755 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
756 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
757 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
758 patterns for combine.
760 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
762 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
763 (cprop, hoist, pre, store_motion): New debug counters.
764 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
765 is not an RTL pass anymore.
766 (pass_profiling): Remove extern decl for pass removed in 2005.
767 (pass_gcse, pass_jump_bypass): Remove.
768 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
769 to 0 for clean state.
770 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
771 * cse.c (gate_handle_cse_after_global_opts,
772 rest_of_handle_cse_after_global_opts): New functions.
773 (pass_cse_after_global_opts): New pass, does local CSE.
774 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
775 (TV_CPROP): New timevar.
776 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
777 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
778 (gcse_main, recompute_all_luids): Remove.
779 (compute_hash_table_work): Call max_reg_num instead of reading
781 (cprop_jump): Don't set run_jump_opt_after_gcse.
782 (constprop_register): Always allow to alter jumps.
783 (cprop_insn): Likewise.
784 (do_local_cprop): Likewise.
785 (local_cprop_pass): Likewise. Return non-zero if something changed.
786 (cprop): Remove function, fold interesting bits into one_cprop_pass.
787 (find_implicit_sets): Add note about missed optimization opportunity.
788 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
789 pass_rtl_cprop execute function.
790 Don't bother tracking the pass number, each pass gets its own dumpfile
792 Always allow to alter jumpsand bypass jumps.
793 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
794 will just find no suitable set.
795 (pre_edge_insert): Fix dumping, this function is for PRE only.
796 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
797 pass_rtl_pre execute function.
798 (hoist_code): Return non-zero if something changed. Keep track of
799 substitutions and insertions for statistics gathering similar to PRE.
800 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
801 called from the pass_rtl_hoist execute function. Show pass statistics.
802 (compute_store_table): Use max_reg_num directly instead of using the
803 formerly global max_gcse_regno.
804 (build_store_vectors): Likewise.
805 (replace_store_insn): Fix dumping.
806 (store_motion): Rename to ...
807 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
808 pass, called from the pass_rtl_store_motion execute function. Keep
809 track of substitutions and insertions for statistics gathering similar
811 (bypass_jumps): Remove, fold interesting bits into ...
812 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
813 from the pass_rtl_cprop execute function.
814 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
815 pass_jump_bypass): Remove.
816 (gate_handle_gcse, rest_of_handle_gcse): Remove.
817 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
818 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
819 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
820 (gate_rtl_store_motion, execute_rtl_store_motion,
821 pass_rtl_store_motion): New.
822 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
823 make it clear that -fcse-skip-blocks is a no-op for backward compat.
824 * passes.c (init_optimization_passes): Remove pass_gcse and
825 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
826 and cse_after_global_opts in place of pass_gcse. Schedule cprop
827 instead of pass_jump_bypass.
829 2009-04-27 Richard Guenther <rguenther@suse.de>
832 * gimplify.c (gimplify_expr): If we are required to create
833 a temporary make sure it ends up as register.
835 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
838 * config/i386/i386.c (construct_container): Don't call
839 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
840 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
842 2009-04-27 Michael Matz <matz@suse.de>
844 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
845 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
846 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
847 (dump_replaceable_exprs): Take a bitmap.
848 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
850 (expand_gimple_basic_block): Likewise.
851 * tree-ssa-ter.c (struct temp_expr_table_d): Make
852 replaceable_expressions member a bitmap.
853 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
854 (mark_replaceable): Likewise.
855 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
856 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
858 2009-04-27 Richard Guenther <rguenther@suse.de>
860 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
861 (verify_stmts): Dispatch to gimple/type verification code.
862 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
863 issue with call argument types.
865 2009-04-27 Michael Matz <matz@suse.de>
867 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
868 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
871 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
872 Eric Botcazou <ebotcazou@adacore.com>
874 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
875 a label's basic block.
876 (mark_target_live_regs): Tidy and rework obsolete comments.
877 Change back DF problem to LIVE. If a label starts a basic block,
878 assume that all registers that used to be live then still are.
879 (init_resource_info): If a label starts a basic block, set its
880 BLOCK_FOR_INSN accordingly.
881 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
883 2009-04-27 Richard Guenther <rguenther@suse.de>
885 * tree-flow-inline.h (function_ann): Remove.
886 (get_function_ann): Likewise.
887 * tree-dfa.c (create_function_ann): Remove.
888 * tree-flow.h (struct static_var_ann_d): Remove.
889 (struct function_ann_d): Likewise.
890 (union tree_ann_d): Remove fdecl member.
891 (function_ann_t): Remove.
892 (function_ann, get_function_ann, create_function_ann): Remove
895 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
897 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
899 2009-04-27 Jan Hubicka <jh@suse.cz>
901 * ipa-pure-const.c (struct funct_state_d): New fields
902 state_previously_known, looping_previously_known; remove
904 (analyze_function): Use new fields.
905 (propagate): Avoid assumption that state_set_in_source imply
908 * tree-ssa-loop-niter.c (finite_loop_p): New function.
909 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
910 * cfgloop.h (finite_loop_p): Declare.
912 2009-04-26 Michael Matz <matz@suse.de>
914 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
916 2009-04-26 Michael Matz <matz@suse.de>
918 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
919 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
920 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
921 pass_mark_used_blocks): Remove.
922 * tree-optimize.c (pass_free_datastructures,
923 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
924 * passes.c (init_optimization_passes): Don't call
925 pass_mark_used_blocks, remove dead code.
927 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
929 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
930 * tree-ssa-live.h (register_ssa_partition): Likewise.
932 2009-04-26 Michael Matz <matz@suse.de>
935 * builtins.c (fold_builtin_next_arg): Handle SSA names.
936 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
937 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
939 (compare_pairs): Swap cost comparison.
940 (coalesce_ssa_name): Don't use change_partition_var.
941 * tree-nrv.c (struct nrv_data): Add modified member.
942 (finalize_nrv_r): Set it.
943 (tree_nrv): Use it to update statements.
944 (pass_nrv): Require PROP_ssa.
945 * tree-mudflap.c (mf_decl_cache_locals,
946 mf_build_check_statement_for): Use make_rename_temp.
947 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
948 * alias.c (find_base_decl): Handle SSA names.
949 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
950 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
951 * rtl.h (set_reg_attrs_for_parm): Declare.
952 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
953 to "optimized", remove unused locals at finish.
954 (execute_free_datastructures): Make global, call
955 delete_tree_cfg_annotations.
956 (execute_free_cfg_annotations): Don't call
957 delete_tree_cfg_annotations.
959 * ssaexpand.h: New file.
960 * expr.c (toplevel): Include ssaexpand.h.
961 (expand_assignment): Handle SSA names the same as register variables.
962 (expand_expr_real_1): Expand SSA names.
963 * cfgexpand.c (toplevel): Include ssaexpand.h.
964 (SA): New global variable.
965 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
967 (set_rtl): New helper function.
968 (add_stack_var): Deal with SSA names, use set_rtl.
969 (expand_one_stack_var_at): Likewise.
970 (expand_one_stack_var): Deal with SSA names.
971 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
972 before unique numbers.
973 (expand_stack_vars): Use set_rtl.
974 (expand_one_var): Accept SSA names, add asserts for them, feed them
975 to above subroutines.
976 (expand_used_vars): Expand all partitions (without default defs),
977 then only the local decls (ignoring those expanded already).
978 (expand_gimple_cond): Remove edges when jumpif() expands an
980 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
981 or remove abnormal edges. Ignore insns setting the LHS of a TERed
983 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
984 members of SA; deal with PARM_DECL partitions here; expand
985 all PHI nodes, free tree datastructures and SA. Commit instructions
986 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
987 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
988 info and statements at start, collect garbage at finish.
989 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
990 (VAR_ANN_PARTITION) Remove.
991 (change_partition_var): Don't declare.
992 (partition_to_var): Always return SSA names.
993 (var_to_partition): Only accept SSA names.
994 (register_ssa_partition): Only check argument.
995 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
997 (delete_var_map): Don't free it.
998 (var_union): Only accept SSA names, simplify.
999 (partition_view_init): Mark only useful SSA names as used.
1000 (partition_view_fini): Only deal with SSA names.
1001 (change_partition_var): Remove.
1002 (dump_var_map): Use ssa_name instead of partition_to_var member.
1003 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
1005 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
1006 (struct _elim_graph): New member const_dests; nodes member vector of
1008 (set_location_for_edge): New static helper.
1009 (create_temp): Remove.
1010 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
1011 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
1012 (new_elim_graph): Allocate const_dests member.
1013 (clean_elim_graph): Truncate const_dests member.
1014 (delete_elim_graph): Free const_dests member.
1015 (elim_graph_size): Adapt to new type of nodes member.
1016 (elim_graph_add_node): Likewise.
1017 (eliminate_name): Likewise.
1018 (eliminate_build): Don't take basic block argument, deal only with
1019 partition numbers, not variables.
1020 (get_temp_reg): New static helper.
1021 (elim_create): Use it, deal with RTL temporaries instead of trees.
1022 (eliminate_phi): Adjust all calls to new signature.
1023 (assign_vars, replace_use_variable, replace_def_variable): Remove.
1024 (rewrite_trees): Only do checking.
1025 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
1026 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
1027 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
1028 contains_tree_r, MAX_STMTS_IN_LATCH,
1029 process_single_block_loop_latch, analyze_edges_for_bb,
1030 perform_edge_inserts): Remove.
1031 (expand_phi_nodes): New global function.
1032 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
1033 functions, initialize new parameter, remember partitions having a
1035 (finish_out_of_ssa): New global function.
1036 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
1037 don't reset in_ssa_p here, don't disable TER when mudflap.
1038 (pass_del_ssa): Remove.
1039 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
1041 (execute_free_datastructures): Declare.
1042 * Makefile.in (SSAEXPAND_H): New variable.
1043 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
1044 * basic-block.h (commit_one_edge_insertion): Declare.
1045 * passes.c (init_optimization_passes): Move pass_nrv and
1046 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
1047 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
1048 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
1049 (redirect_branch_edge): Deal with super block when expanding, split
1050 out jump patching itself into ...
1051 (patch_jump_insn): ... here, new static helper.
1053 2009-04-26 Michael Matz <matz@suse.de>
1055 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
1056 beyond num_ssa_names.
1057 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
1058 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
1060 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1063 * fwprop.c (forward_propagate_asm): New function.
1064 (forward_propagate_and_simplify): Propagate also into __asm, if it
1065 doesn't increase the number of referenced registers.
1068 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
1070 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1072 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
1073 note_nonlocal_vla_type for nonlocal VLAs.
1074 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
1075 contains_remapped_vars, remap_vla_decls): New functions.
1076 (convert_nonlocal_reference_stmt): If not optimizing, call
1077 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
1078 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
1079 if it wasn't found in var_map.
1080 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
1081 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
1082 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
1084 * gimplify.c (nonlocal_vlas): New variable.
1085 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
1087 (gimplify_body): Create and destroy nonlocal_vlas.
1089 * dwarf2out.c (loc_descr_plus_const): New function.
1090 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
1091 mem_loc_descriptor, loc_descriptor_from_tree_1,
1092 descr_info_loc, gen_variable_die): Use it.
1094 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
1095 !TREE_STATIC VAR_DECLs.
1096 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
1097 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
1098 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
1099 DECL_BY_REFERENCE is valid.
1100 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
1101 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
1102 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
1103 Copy DECL_BY_REFERENCE.
1104 (struct nesting_copy_body_data): New type.
1105 (nesting_copy_decl): New function.
1106 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
1107 if they have variable length.
1109 2009-04-26 Michael Matz <matz@suse.de>
1111 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
1112 mark new temporaries for renaming.
1114 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1117 * c-decl.c (global_bindings_p): Return negative value.
1118 (c_variable_size): New. Based on variable_size from
1120 (grokdeclarator): Call c_variable_size not variable_size.
1122 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
1124 * config/i386/i386.c (print_operand) ['z']: Fix typo.
1126 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
1128 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
1129 Redefine it to just use mingw/include.
1130 (ASM_SPEC): Rules for -m32 and -m64.
1131 (LINK_SPEC): Use Likewise.
1132 (SPEC_32): New define.
1133 (SPEC_64): Likewise.
1134 (SUB_LINK_SPEC): Likewise.
1135 (MULTILIB_DEFAULTS): New define.
1136 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
1137 Add multilib options.
1138 (MULTILIB_DIRNAMES): Likewise.
1139 (MULTILIB_OSDIRNAMES): Likewise.
1141 (INSTALL_LIBGCC): Likewise.
1143 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1146 * c-tree.h (enum c_inline_static_type): New.
1147 (record_inline_static): Declare.
1148 * c-decl.c (struct c_inline_static, c_inline_statics,
1149 record_inline_static, check_inline_statics): New.
1150 (pop_file_scope): Call check_inline_statics.
1151 (start_decl): Call record_inline_static instead of pedwarning
1152 directly for static in inline function.
1153 * c-typeck.c (build_external_ref): Call record_inline_static
1154 instead of pedwarning directly for static referenced in inline
1157 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
1159 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
1160 not new but only being rescanned.
1161 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
1162 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
1163 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
1164 record_set_info, compute_set, grealloc): Remove.
1165 (recompute_all_luids): New function.
1166 (gcse_main): Don't compute sets, and don't do related memory
1167 allocations/free-ing. If something changed before the end of the
1168 pass, update LUIDs using recompute_all_luids.
1169 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
1170 (free_gcse_mem): Don't free it either.
1171 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
1172 Use the df insn LUIDs.
1173 (load_killed_in_block): Likewise.
1174 (compute_hash_table_work): Don't compute reg_set_in_block.
1175 (compute_transp): Use DF_REG_DEF_CHAINs.
1176 (local_cprop_pass): Don't use compute_sets and related functions.
1177 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
1178 Use get_max_uid() instead of max_cuid.
1179 (insert_insn_end_basic_block, pre_insert_copy_insn,
1180 update_ld_motion_stores): Don't try to
1181 keep reg_set tables up to date.
1182 (pre_insert_copies): Use df insn LUIDs.
1183 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
1184 (reg_set_info): Don't use extra bitmap argument.
1185 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
1186 information to compute regs_set_in_block.
1187 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
1188 (bypass_jumps): Don't use compute_sets and friends.
1190 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1193 * opts.c (undocumented_msg): Do not leave blank even with
1196 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1198 * c-decl.c (build_enumerator): Allow values folding to integer
1199 constants but not integer constant expressions with a pedwarn if
1202 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1205 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
1206 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
1207 type is an integer constant.
1209 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1212 * config/i386/i386.c (print_operand) ['z']: Revert handling of
1215 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1218 * c-decl.c (grokdeclarator): Diagnose declarations of functions
1219 with variably modified return type and no storage class
1220 specifiers, except for the case of nested functions. Distinguish
1221 extern declarations of functions with variably modified return
1222 types from those of objects with variably modified types.
1224 2009-04-25 Jan Hubicka <jh@suse.cz>
1226 * tree.c (list_equal_p): New function.
1227 * tree.h (list_equal_p): Declare.
1228 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1229 basic_block_def, basic_block, const_basic_block): New.
1230 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
1231 (redirect_eh_edge): New function.
1232 (make_eh_edge_update_phi): EH edges are not abnormal.
1233 * except.c: Include tree-flow.h.
1234 (list_match): New function.
1235 (eh_region_replaceable_by_p): New function.
1236 (replace_region): New function.
1237 (hash_type_list): New function.
1238 (hash_eh_region): New function.
1239 (eh_regions_equal_p): New function.
1240 (merge_peers): New function.
1241 (remove_unreachable_regions): Verify EH tree when checking;
1243 (copy_eh_region_1): New function.
1244 (copy_eh_region): New function.
1245 (push_reachable_handler): New function.
1246 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
1247 regions without label but with live RESX.
1248 * except.h (redirect_eh_edge_to_label): New.
1249 * tree-flow.h (redirect_eh_edge): New.
1250 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1251 basic_block_def, basic_block, const_basic_block): Remove.
1252 * Makefile.in (except.o): Add dependency on tree-flow.h
1253 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
1254 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
1257 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
1260 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
1261 on the destination of memcpy.
1263 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
1265 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
1266 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
1267 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
1269 2009-04-25 Jan Hubicka <jh@suse.cz>
1271 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
1272 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
1273 to be reached by different label than left.
1274 (update_eh_edges): Update comment; remove edge_to_remove if possible
1275 and return true if suceeded.
1276 (cleanup_empty_eh): Accept sharing map; handle shared regions.
1277 (cleanup_eh): Compute sharing map.
1278 * except.c (remove_eh_handler_and_replace): Add argument if we should
1280 (remove_unreachable_regions): Update for label sharing.
1281 (label_to_region_map): Likewise.
1282 (get_next_region_sharing_label): New function.
1283 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
1285 (remove_eh_handler): Update.
1286 (remove_eh_region_and_replace_by_outer_of): New function.
1287 * except.h (struct eh_region): Add next_region_sharing_label.
1288 (remove_eh_region_and_replace_by_outer_of,
1289 get_next_region_sharing_label): Declare.
1290 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
1292 2009-04-25 Jan Hubicka <jh@suse.cz>
1294 * tree-cfg.c (split_critical_edges): Split also edges where we can't
1295 insert code even if they are not critical.
1297 2009-04-25 Jan Hubicka <jh@suse.cz>
1299 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1300 (gimple_can_remove_branch_p): EH edges won't remove branch by
1302 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
1303 updating of non-abnormal EH edges.
1304 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1305 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
1306 (split_critical_edges): Split also edges where emitting code on them
1307 will lead to splitting later.
1309 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1310 H.J. Lu <hongjiu.lu@intel.com>
1313 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
1314 the configured assembler supports fildq and fistpq mnemonics.
1315 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
1316 * configure: Regenerated.
1319 * config/i386/i386.c (print_operand): Handle 'Z'.
1320 ['z']: Remove handling of special fild/fist suffixes.
1321 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
1322 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
1323 suffix of fild insn.
1324 (*floatsi<mode>2_vector_mixed): Ditto.
1325 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
1326 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
1327 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1328 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
1329 * config/i386/gas.h (GAS_MNEMONICS): Remove.
1331 2009-04-25 Ben Elliston <bje@au.ibm.com>
1333 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
1334 the source of a set operation.
1336 2009-04-25 Anatoly Sokolov <aesok@post.ru>
1338 * target.h (struct gcc_target): Add case_values_threshold field.
1339 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
1340 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
1341 * targhooks.c (default_case_values_threshold): New function.
1342 * targhooks.h (default_case_values_threshold): Declare function.
1343 * stmt.c (expand_case): Use case_values_threshold target hook.
1344 * expr.h (case_values_threshold): Remove declartation.
1345 * expr.c (case_values_threshold): Remove function.
1346 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
1348 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
1349 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1350 (avr_case_values_threshold): Declare as static.
1351 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
1353 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
1354 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1355 (mn10300_case_values_threshold): New function.
1357 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1359 * ira.c (setup_cover_and_important_classes): Add enum cast.
1361 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
1363 * genpreds.c (write_enum_constraint_num): Output definition of
1364 CONSTRAINT_NUM_DEFINED_P macro.
1365 * ira.c (setup_cover_and_important_classes): Use
1366 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
1368 2009-04-24 DJ Delorie <dj@redhat.com>
1370 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
1371 __SH2A_SINGLE_ONLY__ also.
1373 2009-04-24 Steve Ellcey <sje@cup.hp.com>
1375 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
1376 (movdf_internal): Ditto.
1377 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
1378 SFmode and DFmode constants.
1379 (ia64_print_operand): Add 'G' format for printing
1380 floating point constants.
1382 2009-04-24 Richard Guenther <rguenther@suse.de>
1384 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
1385 from unsigned additions.
1387 2009-04-24 Joseph Myers <joseph@codesourcery.com>
1389 * c-typeck.c (set_init_index): Allow array designators that are
1390 not integer constant expressions with a pedwarn if pedantic.
1392 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1394 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
1395 zero if no overlap in nonzero bits between the operands.
1397 2009-04-24 Ian Lance Taylor <iant@google.com>
1399 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
1400 (record_dead_and_set_regs): Likewise.
1401 * df.h (struct df_mw_hardreg): Change flags field to int.
1402 (struct df_base_ref): Likewise.
1403 (struct df): Change changeable_flags field to int.
1404 * df-scan.c (df_defs_record): Change clobber_flags to int.
1405 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
1406 constants rather than #define macros.
1407 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
1408 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
1409 (enum dwarf_calling_convention): Likewise.
1410 (enum dwarf_line_number_x_ops): Likewise.
1411 (enum dwarf_call_frame_info): Likewise.
1412 (enum dwarf_source_language): Likewise.
1413 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1414 (add_calling_convention_attribute): Likewise.
1415 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1416 (combine_comparisons): Change compcode to int. Add cast to enum type.
1417 * genrecog.c (maybe_both_true_2): Change c to int.
1418 (write_switch): Likewise. Add cast to enum type.
1419 * gimplify.c (gimplify_omp_for): Handle return values from
1420 gimplify_expr using MIN rather than bitwise or.
1421 (gimplify_expr): Add cast to enum type.
1422 * ipa-prop.c (update_jump_functions_after_inlining): Change
1423 IPA_BOTTOM to IPA_JF_UNKNOWN.
1424 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1425 Add casts to enum type.
1426 (setup_cover_and_important_classes): Change cl to int. Add casts
1428 (setup_class_translate): Change cl and mode to int.
1429 (ira_init_once): Change mode to int.
1430 (free_register_move_costs): Likewise.
1431 (setup_prohibited_mode_move_regs): Add casts to enum type.
1432 * langhooks.c (add_builtin_function_common): Rework assertion that
1433 value fits bitfield.
1434 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1435 * omega.c (omega_do_elimination): Avoid math on enum types.
1436 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1437 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1438 int local to handle integral_argment value.
1439 * regmove.c (try_auto_increment): Change PUT_MODE to
1441 * reload.c (push_secondary_reload): Add casts to enum type.
1442 (secondary_reload_class, find_valid_class): Likewise.
1443 * reload1.c (emit_input_reload_insns): Likewise.
1444 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1445 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1446 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1448 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1449 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1451 (expand_complex_libcall): Add casts to enum type.
1452 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1453 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1454 with ERROR_MARK, not NUM_TREE_CODES.
1455 (vect_create_epilog_for_reduction): Likewise.
1456 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1457 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1458 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1460 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1461 vect_unused_in_loop. Change 0 to loop_vect.
1462 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1463 * var-tracking.c (get_init_value): Change return type to enum
1465 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1466 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1468 (arm_override_options): Add casts to enum type.
1469 (arm_emit_tls_decoration): Likewise.
1470 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1472 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1473 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1474 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1476 * config/s390/s390.c (code_for_builtin_64): Change to array of
1478 (code_for_builtin_31): Likewise.
1479 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1481 * config/sparc/sparc.c (sparc_override_options): Change value
1482 field in struct code_model to enum cmodel. In initializer change
1483 0 to NULL and add cast to enum type.
1485 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1486 Change all callers. Issue a -Wc++-compat warning using
1487 lhs_origtype if necessary.
1488 (convert_for_assignment): Issue -Wc++-compat warnings about
1489 invalid conversions to enum type on assignment.
1490 * c-common.h (build_modify_expr): Update declaration.
1492 2009-04-24 Nick Clifton <nickc@redhat.com>
1494 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1495 (function_arg_advance): Likewise.
1496 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1499 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1501 * config/s390/constraints.md ('I', 'J'): Fix condition.
1503 2009-04-24 Diego Novillo <dnovillo@google.com>
1505 * gengtype-parse.c (parse_error): Add newline after message.
1507 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1509 * config/i386/sse.md (avxmodesuffixs): Removed.
1510 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1511 (*avx_pinsr<ssevecsize>): This.
1513 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1515 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1516 follow chains of regs with a single definition, and allow expressions
1517 that are function_invariant_p.
1518 (simple_rhs_p): Allow expressions that are function_invariant_p.
1520 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1523 * fold-const.c (fold_cond_expr_with_comparison): When folding
1524 > and >= to MAX, make sure the MAX uses the same type as the
1525 comparison's operands.
1527 2009-04-24 Nick Clifton <nickc@redhat.com>
1529 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1530 addressing for DImode accesses.
1531 (frv_print_operand_address): Handle PLUS case.
1532 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1534 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1536 PR rtl-optimization/39794
1537 * alias.c (canon_true_dependence): Add x_addr argument.
1538 * rtl.h (canon_true_dependence): Adjust prototype.
1539 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1540 * cselib.c (cselib_invalidate_mem): Likewise.
1541 * gcse.c (compute_transp): Likewise.
1542 * dse.c (scan_reads_nospill): Likewise.
1543 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1544 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1545 canon_base_addr of the group, plus optional offset.
1546 (struct group_info): Rename canon_base_mem to
1548 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1549 canon_rtx of base_mem.
1551 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1553 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1554 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1556 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1558 * config/spu/spu-builtins.h: Delete file.
1560 * config/spu/spu.h (enum spu_builtin_type): Move here from
1562 (struct spu_builtin_description): Likewise. Add GTY marker.
1563 Do not use enum spu_function_code or enum insn_code.
1564 (spu_builtins): Add extern declaration.
1566 * config/spu/spu.c: Do not include "spu-builtins.h".
1567 (enum spu_function_code, enum spu_builtin_type_index,
1568 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1569 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1570 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1571 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1572 (spu_builtin_types): Make static. Add GTY marker.
1573 (spu_builtins): Add extern declaration with GTY marker.
1576 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1577 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1578 Check programmatically whether all parameters are scalar.
1580 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1582 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1584 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1585 assignment from the constructor either if the target is volatile.
1587 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1589 * config/arm/arm.md (insv): Do not share operands[0].
1591 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1593 * config/vxlib-tls.c (active_tls_threads): Delete.
1594 (delete_hook_installed): New.
1595 (tls_delete_hook): Don't delete the delete hook.
1596 (tls_destructor): Delete it here.
1597 (__gthread_set_specific): Adjust installing the delete hook.
1598 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1599 __gthread_leave_tsd_dtor_context.
1601 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1603 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1605 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1607 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1609 (alpha_rtx_costs): Ditto.
1610 (emit_unlikely_jump): Use add_reg_note.
1611 (emit_frame_store_1): Ditto.
1612 (alpha_expand_prologue): Ditto.
1613 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1614 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1616 2009-04-23 Nick Clifton <nickc@redhat.com>
1618 * config/v850/v850.md (epilogue): Remove suppressed code.
1619 (return): Rename to return_simple and remove test of frame size.
1620 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1621 to gen_return_simple.
1623 2009-04-22 Jing Yu <jingyu@google.com>
1626 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1628 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1631 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1632 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1633 value is a VECTOR_CST, the element type is the element type of the
1636 2009-04-22 DJ Delorie <dj@redhat.com>
1638 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1640 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1642 * alias.c (find_base_term): Move around LO_SUM case, so that
1643 CONST falls through into PLUS/MINUS handling.
1646 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1647 into 0, use omit_one_operand.
1649 2009-04-23 Ben Elliston <bje@au.ibm.com>
1651 * config/rs6000/linux-unwind.h (get_regs): Remove type
1652 puns. Change the type of `pc' to an array of unsigned ints and
1653 update all users. Constify frame24.
1655 2009-04-22 DJ Delorie <dj@redhat.com>
1657 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1658 declarations before code.
1659 (current_function_special_page_vector): Likewise.
1660 (m32c_expand_insv): Silence a warning.
1662 2009-04-21 Taras Glek <tglek@mozilla.com>
1664 * alias.c: Update GTY annotations to new syntax.
1665 * basic-block.h: Likewise.
1666 * bitmap.h: Likewise.
1667 * c-common.h: Likewise.
1668 * c-decl.c: Likewise.
1669 * c-parser.c: Likewise.
1670 * c-pragma.c: Likewise.
1671 * c-tree.h: Likewise.
1672 * cfgloop.h: Likewise.
1673 * cgraph.h: Likewise.
1674 * config/alpha/alpha.c: Likewise.
1675 * config/arm/arm.h: Likewise.
1676 * config/avr/avr.h: Likewise.
1677 * config/bfin/bfin.c: Likewise.
1678 * config/cris/cris.c: Likewise.
1679 * config/darwin.c: Likewise.
1680 * config/frv/frv.c: Likewise.
1681 * config/i386/i386.c: Likewise.
1682 * config/i386/i386.h: Likewise.
1683 * config/i386/winnt.c: Likewise.
1684 * config/ia64/ia64.h: Likewise.
1685 * config/iq2000/iq2000.c: Likewise.
1686 * config/mips/mips.c: Likewise.
1687 * config/mmix/mmix.h: Likewise.
1688 * config/pa/pa.c: Likewise.
1689 * config/pa/pa.h: Likewise.
1690 * config/rs6000/rs6000.c: Likewise.
1691 * config/s390/s390.c: Likewise.
1692 * config/sparc/sparc.c: Likewise.
1693 * config/xtensa/xtensa.c: Likewise.
1694 * cselib.h: Likewise.
1695 * dbxout.c: Likewise.
1696 * dwarf2out.c: Likewise.
1697 * except.c: Likewise.
1698 * except.h: Likewise.
1699 * fixed-value.h: Likewise.
1700 * function.c: Likewise.
1701 * function.h: Likewise.
1702 * gimple.h: Likewise.
1703 * integrate.c: Likewise.
1704 * optabs.c: Likewise.
1705 * output.h: Likewise.
1708 * stringpool.c: Likewise.
1709 * tree-data-ref.c: Likewise.
1710 * tree-flow.h: Likewise.
1711 * tree-scalar-evolution.c: Likewise.
1712 * tree-ssa-address.c: Likewise.
1713 * tree-ssa-alias.h: Likewise.
1714 * tree-ssa-operands.h: Likewise.
1717 * varasm.c: Likewise.
1718 * varray.h: Likewise.
1720 * coretypes.h: Do not define GTY macro if it is already defined.
1721 * doc/gty.texi: Update GTY documentation to new syntax.
1722 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1723 annotations on structs.
1724 * gengtype-parse.c: Likewise.
1726 2009-04-22 Mark Heffernan <meheff@google.com>
1728 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1730 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1732 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1735 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1737 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1738 the same as a PLUS without a shift. Increase the cost of a
1741 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1743 * Makefile.in: Update dependencies.
1744 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1745 * errors.h: Remove bogus comment about compatibility.
1746 (warning): Update declaration.
1747 * genautomata.c: Update all calls to warning.
1748 * gimple.c: Do not include errors.h. Include toplev.h.
1749 * tree-ssa-structalias.c: Do not include errors.h.
1750 * omega.c: Likewise.
1751 * tree-ssa-reassoc.c: Likewise.
1752 * config/spu/spu-c.c: Likewise.
1753 * config/spu/t-spu-elf: Update dependencies.
1755 2009-04-22 Richard Guenther <rguenther@suse.de>
1757 PR tree-optimization/39824
1758 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1759 make sure the types are compatible.
1761 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1764 * c-common.c (c_parse_error): Take a token_flags parameter.
1765 Use token_type for the token type instead.
1766 Pass token_flags to cpp_type2name.
1767 * c-common.h (c_parse_error): Update declaration.
1768 * c-parser.c (c_parser_error): Pass 0 as token flags.
1770 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1772 PR rtl-optimization/39580
1773 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1775 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1777 * function.c (expand_function_end): Do not emit a jump to the "naked"
1778 return label for fall-through returns.
1779 * except.c (sjlj_emit_function_exit): Always place the call to the
1780 unregister function at the location installed by expand_function_end.
1782 2009-04-22 Richard Guenther <rguenther@suse.de>
1784 PR tree-optimization/39845
1785 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1786 (gen_inbound_check): Likewise.
1788 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1790 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1792 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1793 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1795 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1797 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1798 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1799 shift counts to avoid out-of-bounds array accesses.
1801 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1803 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1804 (Pmode): Move above.
1806 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1808 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1809 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1810 GET_CODE macro. Use IN_RANGE macro where appropriate.
1811 * config/alpha/alpha.h: Ditto.
1812 * config/alpha/alpha.md: Ditto.
1813 * config/alpha/constraints.md: Ditto.
1814 * config/alpha/predicates.md: Ditto.
1816 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1818 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1819 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1820 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1821 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1822 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1823 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1824 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1825 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1826 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1827 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1828 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1829 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1830 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1831 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1832 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1833 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1834 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1835 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1836 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1837 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1838 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1839 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1840 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1841 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1842 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1843 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1844 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1846 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1848 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1849 references from comments.
1850 * cfgbuild.c: (count_basic_blocks): Delete.
1851 (find_basic_blocks_1): Delete.
1852 (find_basic_blocks): Delete.
1853 * except.c (finish_eh_generation): Make static. Move comment from
1854 except.h here. Remove find_basic_blocks references from comments.
1855 * except.h (finish_eh_generation): Delete.
1856 * basic-block.h (find_basic_blocks): Delete.
1857 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1859 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1861 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1862 (sdbout_parms): Likewise.
1864 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1866 * config/sh/sh.c (prepare_cbranch_operands): Use
1867 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1868 (expand_cbranchdi4): Likewise.
1869 (from_compare): Add cast to enum type.
1870 (expand_cbranchsi4): Use add_reg_note.
1871 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1872 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1873 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1874 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1875 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1876 instead of CODE_FOR_nothing.
1877 (cbranchdi4): Likewise. Fix the order of arguments for
1879 (push_fpscr): Use add_reg_note.
1880 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1881 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1883 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1885 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1886 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1887 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1888 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1889 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1890 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1891 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1892 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1893 config/alpha/x-vms, config/arc/t-arc,
1894 config/arm/README-interworking, config/arm/arm-c.c,
1895 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1896 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1897 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1898 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1899 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1900 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1901 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1902 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1903 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1904 config/cris/t-elfmulti, config/crx/t-crx,
1905 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1906 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1907 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1908 config/h8300/t-h8300, config/i386/athlon.md,
1909 config/i386/darwin-libgcc.10.4.ver,
1910 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1911 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1912 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1913 config/i386/t-linux64, config/i386/t-nwld,
1914 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1915 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1916 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1917 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1918 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1919 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1920 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1921 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1922 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1923 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1924 config/m68k/t-uclinux, config/mcore/t-mcore,
1925 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1926 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1927 config/mips/crtn.asm, config/mips/irix-crti.asm,
1928 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1929 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1930 config/mips/mips-fixed.md, config/mips/sb1.md,
1931 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1932 config/mips/t-iris6, config/mips/t-isa3264,
1933 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1934 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1935 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1936 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1937 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1938 config/mn10300/t-linux, config/mn10300/t-mn10300,
1939 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1940 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1941 config/picochip/libgccExtras/clzsi2.asm,
1942 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1943 config/rs6000/darwin-libgcc.10.4.ver,
1944 config/rs6000/darwin-libgcc.10.5.ver,
1945 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1946 config/rs6000/t-aix43, config/rs6000/t-aix52,
1947 config/rs6000/t-darwin, config/rs6000/t-fprules,
1948 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1949 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1950 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1951 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1952 config/rs6000/t-rtems, config/rs6000/t-spe,
1953 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1954 config/score/t-score-elf, config/sh/divcost-analysis,
1955 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1956 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1957 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1958 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1959 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1960 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1961 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1962 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1963 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1964 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1965 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1966 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1967 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1968 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1969 * config/h8300/genmova.sh: Include copyright and license notices
1970 in generated output.
1971 * config/h8300/mova.md: Regenerate.
1972 * doc/install.texi2html: Include word "Copyright" in copyright
1973 notice and use name "Free Software Foundation, Inc.".
1974 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1975 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1976 ChangeLog-2007, ChangeLog-2008: Correct dates.
1978 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1980 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1981 NE_EXPR operations as well.
1982 * c-parser.c (c_parser_condition): Do not set location information on
1984 (c_parser_conditional_expression): Likewise.
1985 (c_parser_binary_expression): Set location information on operators.
1986 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1987 TRUTH_NOT_EXPR has been folded.
1988 * fold-const.c (fold_truth_not_expr): Copy location information from
1989 the incoming expression to the outgoing one.
1990 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1991 recursive calls on the LHS of the operator but pass that of the
1992 operator to recursive calls on the RHS of the operator. Set it
1994 (shortcut_cond_expr): Set the locus of the operator on the second
1995 COND_EXPR and that of the expression on the first in degenerate cases.
1996 Pass the locus of the expression to calls to shortcut_cond_r.
1997 Set the locus of the 'then' block on the associated jump, if any.
1998 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1999 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
2000 expression to call to gimplify_boolean_expr.
2002 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
2004 * config.gcc: Add additional configuration for
2005 i686-w64-mingw* and x86_64-w64-mingw* triplet.
2006 * config/i386/mingw-w64.h: New mingw-w64 specific header.
2007 (CPP_SPEC): Redefine for allowing -municode option.
2008 (STARTFILE_SPEC): Likewise.
2009 * config/i386/t-mingw-w64: New.
2010 * config/i386/mingw-w64.opt: New.
2011 (municode): Add new target option.
2012 * doc/invoke.texi (municode): Add documentation for new option.
2014 2009-04-21 Ian Lance Taylor <iant@google.com>
2016 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2017 Correct test for number of arguments.
2018 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
2020 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
2022 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
2023 argument of emit_library_call.
2025 2009-04-21 Richard Guenther <rguenther@suse.de>
2028 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
2029 inside VIEW_CONVERT_EXPRs.
2031 2009-04-21 Martin Jambor <mjambor@suse.cz>
2033 * tree-switch-conversion.c (build_constructors): Split a long line.
2034 (constructor_contains_same_values_p): New function.
2035 (build_one_array): Create assigns of constants if possible, do not
2036 call mark_sym_for_renaming, call update_stmt.
2037 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
2038 make_rename_temp. Do not call mark_symbols_for_renaming, call
2040 (gen_def_assigns): Do not call mark_symbols_for_renaming or
2041 find_new_referenced_vars, call update_stmt.
2042 (gen_inbound_check): Use create_tmp_var and create ssa names manually
2043 instead of calling make_rename_temp. Do not call
2044 find_new_referenced_vars or mark_symbols_for_renaming, call
2047 2009-04-21 Richard Guenther <rguenther@suse.de>
2049 PR tree-optimization/39827
2050 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
2051 (tree_ssa_phiprop): Pass the correct array size.
2053 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
2055 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
2057 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2060 * c-typeck.c (lvalue_p): Move declaration ...
2061 * c-common.h (lvalue_p): ... to here.
2062 * c-common.c (candidate_equal_p): New.
2063 (add_tlist): Use it.
2064 (merge_tlist): Use it.
2065 (warn_for_collisions_1): Likewise.
2066 (warning_candidate_p): Accept more candidates.
2067 (verify_tree): A warning candidate can be an expression. Use
2070 2009-04-21 Ben Elliston <bje@au.ibm.com>
2073 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2074 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
2075 options. Remove -mcall-solaris documentation.
2077 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2080 * doc/invoke.texi (-Wlong-long): Update description.
2081 * c-lex (interpret_integer): Only warn if there was no previous
2082 overflow and -Wlong-long is enabled.
2083 * c-decl.c (declspecs_add_type): Drop redundant flags.
2084 * c.opt (Wlong-long): Init to -1.
2085 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
2086 and front-end warn_long_long. Wlong-long only depends on other
2087 flags if it is uninitialized.
2088 * c-parser.c (disable_extension_diagnostics): warn_long_long is
2089 the same for CPP and FE.
2090 (restore_extension_diagnostics): Likewise.
2092 2009-04-20 Ian Lance Taylor <iant@google.com>
2094 Fix enum conversions which are invalid in C++:
2095 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
2096 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
2097 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
2098 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
2099 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
2100 (dbxout_parms): Likewise.
2101 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
2102 (df_clear_flags): Likewise.
2103 * df-problems.c (df_rd_bb_local_compute_process_def): Change
2104 top_flag parameter to int.
2105 (df_chain_create_bb_process_use): Likewise.
2106 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
2108 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
2109 (df_ref_create_structure, df_def_record_1): Likewise.
2110 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
2111 (df_notes_rescan): Change 0 to VOIDmode in function call.
2112 (df_get_call_refs, df_insn_refs_collect): Likewise.
2113 (df_bb_regs_collect): Likewise.
2114 (df_entry_block_defs_collect): Likewise.
2115 (df_exit_block_uses_collect): Likewise.
2116 * df.h: Update declarations.
2117 * double-int.c (double_int_divmod): Add cast to enum type.
2118 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
2119 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
2120 (based_loc_descr): Likewise.
2121 (loc_descriptor_from_tree_1): Change first_op and second_op to
2122 enum dwarf_location_atom. Add cast to enum type.
2123 * expmed.c (init_expmed): Change 0 to SET in function call.
2124 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
2125 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
2126 (do_store_flag): Likewise.
2127 * fixed-value.h (struct fixed_value): Change mode to enum
2129 * function.c (assign_parms): Change 0 to VOIDmode in function call.
2130 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
2132 (insert_insn_decl, insert_decl, insert_state): Likewise.
2133 (automata_list_finish): Likewise.
2134 * genrecog.c (process_define_predicate): Add cast to enum type.
2135 * gensupport.c (init_predicate_table): Add cast to enum type.
2136 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
2138 (gimple_build_call_1, gimple_build_label): Likewise.
2139 (gimple_build_goto, gimple_build_asm_1): Likewise.
2140 (gimple_build_switch_1, gimple_build_cdt): Likewise.
2141 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
2142 (enum fallback): Rename from enum fallback_t.
2143 (fallback_t): Typedef as int.
2144 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
2145 GSI_SAME_STMT in function call.
2146 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
2148 (setup_reg_class_relations): Likewise.
2149 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
2150 (setup_prohibited_class_mode_regs): Add cast to enum type.
2151 (setup_prohibited_mode_move_regs): Likewise.
2152 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
2153 (record_address_regs): Change i to enum reg_class.
2154 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
2155 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
2156 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
2157 (GET_MODE_2XWIDER_MODE): Likewise.
2158 (GET_CLASS_NARROWEST_MODE): Likewise.
2159 * omp-low.c (expand_omp_for): Add cast to enum type.
2160 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
2161 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
2162 * postreload.c (reload_cse_simplify_operands): Change rclass local
2164 * predict.c (combine_predictions_for_insn): Change best_predictor
2165 and predictor to enum br_predictor.
2166 (combine_predictions_for_bb): Likewise.
2167 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
2168 use SET_PREDICT_EXPR_OUTCOME.
2169 * real.c (real_arithmetic): Change icode to code in function call.
2170 * reginfo.c (init_move_cost): Add casts to enum type.
2171 (init_reg_sets_1, init_fake_stack_mems): Likewise.
2172 * regmove.c (regclass_compatible_p): Change class0 and class1 to
2174 * reload.c (find_valid_class): Add casts to enum type.
2175 (push_reload): Change 0 to NO_REGS in function call.
2176 (find_reloads): Change this_alternative to array of enum
2177 reg_class. Remove some now-unnecessary casts.
2178 (make_memloc): Change 0 to VOIDmode in function call.
2179 * reload1.c (reload): Change 0 to VOIDmode in function call.
2180 (eliminate_regs_1, elimination_effects): Likewise.
2181 (eliminate_regs_in_insn): Likewise.
2182 (emit_input_reload_insns): Add cast to enum type.
2183 (delete_output_reload): Change 0 to VOIDmode in function call.
2184 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
2185 to enum type in function call.
2186 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
2187 (SET_PREDICT_EXPR_OUTCOME): Define.
2188 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
2189 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
2190 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
2191 (dump_function): Likewise.
2192 * tree-dump.h: Update declarations.
2193 * tree-pass.h: Update declarations.
2194 * varasm.c (assemble_integer): Change mclass to enum mode_class.
2195 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
2197 (arm_rtx_costs_1): Correct parenthesization.
2198 (arm_rtx_costs): Add casts to enum type.
2199 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
2200 (vfp_emit_fstmd): Use add_rg_note.
2201 (emit_multi_reg_push, emit_sfm): Likewise.
2202 (thumb_set_frame_pointer): Likewise.
2203 (arm_expand_prologue): Likewise.
2204 (arm_regno_class): Change return type to enum reg_class.
2205 (thumb1_expand_prologue): Use add_reg_note.
2206 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
2207 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
2209 * config/arm/gentune.sh: Add cast to enum type.
2210 * config/arm/arm-tune.md: Rebuild.
2211 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
2212 (ix86_split_fp_branch, predict_jump): Likewise.
2213 (ix86_expand_multi_arg_builtin): Change sub_code from enum
2214 insn_code to enum rtx_code.
2215 (ix86_builtin_vectorized_function): Add cast to enum type.
2216 * config/i386/i386.md (truncdfsf2): Change slot to enum
2218 (truncxf<mode>2, isinf<mode>2): Likewise.
2219 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
2221 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
2222 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
2223 (insert_bundle_state): Change 1 to INSERT in function call.
2224 (ia64_add_bundle_selector_before): Likewise.
2225 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
2226 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
2227 (restore_stack_nonlocal): Likewise.
2228 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
2230 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
2232 (mips_rtx_costs): Likewise.
2233 (mips_override_options): Add casts to enum type.
2234 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
2236 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
2237 (store_reg, set_reg_plus_d): Likewise.
2238 (hppa_expand_prologue, hppa_profile_hook): Likewise.
2239 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
2241 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
2243 (emit_unlikely_jump): Use add_reg_note.
2244 (rs6000_emit_allocate_stack): Likewise.
2245 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
2246 (output_toc): Change 1 to INSERT in function call.
2247 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
2248 (rs6000_initialize_trampoline): Likewise.
2249 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
2251 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
2252 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
2253 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
2254 (save_gprs): Use add_reg_note.
2255 (s390_emit_prologue): Likewise.
2256 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2257 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
2258 (sparc_fold_builtin): Add cast to enum type.
2259 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
2261 (spu_expand_prologue): Use add_reg_note.
2262 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
2264 2009-04-20 Ian Lance Taylor <iant@google.com>
2266 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
2267 (c_parser_postfix_expression_after_primary): Get VEC for list of
2268 arguments. Get original types of arguments. Call
2269 build_function_call_vec.
2270 (cached_expr_list_1, cached_expr_list_2): New static variables.
2271 (c_parser_expr_list): Change return type to VEC *. Add
2272 p_orig_types parameter. Change all callers.
2273 (c_parser_release_expr): New static function.
2274 (c_parser_vec_to_tree_list): New static function.
2275 * c-typeck.c (build_function_call): Rewrite to build a VEC and
2276 call build_function_call_vec.
2277 (build_function_call_vec): New function, based on old
2278 build_function_call.
2279 (convert_arguments): Remove nargs and argarray parameters. Change
2280 values to a VEC. Add origtypes parameter.
2281 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
2282 (convert_for_assignment): Add origtype parameter. Change all
2283 callers. If warn_cxx_compat, check for conversion to an enum
2284 type when calling a function.
2285 (store_init_value): Add origtype parameter. Change all callers.
2286 (digest_init): Likewise.
2287 (struct init_node): Add origtype field.
2288 (add_pending_init): Add origtype parameter. Change all callers.
2289 (output_init_element): Likewise.
2290 (output_pending_init_elements): Pass origtype from init_node to
2291 output_init_element.
2292 (process_init_element): Pass origtype from c_expr to
2293 output_init_element.
2294 (c_finish_return): Add origtype parameter. Change all callers.
2295 * c-common.c (sync_resolve_size): Change params to VEC *. Change
2297 (sync_resolve_params): Likewise.
2298 (sync_resolve_return): Change params to first_param. Change caller.
2299 (resolve_overloaded_builtins): Change params to VEC *. Change
2300 callers. Save first parameter around call to build_function_call_vec.
2301 * c-decl.c (finish_decl): Add origtype parameter. Change all
2302 callers. Call build_function_call_vec rather than
2303 build_function_call for cleanup.
2304 * c-tree.h: Update declarations.
2305 * c-common.h: Update declarations.
2306 * stub-objc.c (objc_rewrite_function_call): Change parameter from
2307 params to first_param.
2308 * target.h (struct gcc_target): Change resolve_overloaded_builtin
2309 params parameter from tree to void *.
2310 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2311 Change arglist parameter to have type void *, and to be a pointer
2313 * config/rs6000/rs6000-protos.h
2314 (altivec_resolve_overloaded_builtin): Update declaration.
2315 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
2316 fnargs parameter to have type void *, and to be a pointer to a
2317 VEC. Call build_function_call_vec instead of
2318 build_function_call.
2319 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
2321 2009-04-20 Joey Ye <joey.ye@intel.com>
2322 Xuepeng Guo <xuepeng.guo@intel.com>
2323 H.J. Lu <hongjiu.lu@intel.com>
2325 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
2327 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
2328 (IX86_LEA_PRIORITY): Likewise.
2329 (distance_non_agu_define): New function.
2330 (distance_agu_use): Likewise.
2331 (ix86_lea_for_add_ok): Likewise.
2332 (ix86_dep_by_shift_count): Likewise.
2334 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
2335 should split for LEA.
2337 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
2339 (ix86_dep_by_shift_count): Likewise.
2341 2009-04-20 Richard Guenther <rguenther@suse.de>
2343 * expr.c (handled_component_p): Move ...
2344 * tree.h (handled_component_p): ... here.
2345 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
2346 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
2347 and REALPART_EXPR to be in one group.
2349 2009-04-20 Richard Guenther <rguenther@suse.de>
2351 * basic-block.h (get_all_dominated_blocks): Declare.
2352 * dominance.c (get_all_dominated_blocks): New function.
2353 * tree-cfg.c (get_all_dominated_blocks): Remove.
2354 (remove_edge_and_dominated_blocks): Adjust.
2355 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
2356 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
2357 instead of recursing.
2359 2009-04-20 Doug Kwan <dougkwan@google.com>
2361 * cgraph.h (cgraph_node_ptr): New type for vector functions.
2362 (struct cgraph_node_set_def): New type.
2363 (cgraph_node_set) New type. Also declare vector functions.
2364 (struct cgraph_node_set_element_def): New type.
2365 (cgraph_node_set_element): Ditto.
2366 (cgraph_node_set_iterator): New iterator type.
2367 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
2368 cgraph_node_set_remove, dump_cgraph_node_set,
2369 debug_cgraph_node_set): New prototypes.
2370 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
2371 cgraph_node_set_size): New inlines.
2372 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
2374 (struct ipa_opt_pass): Add struct cgraph_node_set_def
2375 argument to function 'write_summary'.
2376 * ipa.c: Include ggc.h.
2377 (hash_cgraph_node_set_element,
2378 eq_cgraph_node_set_element, cgraph_node_set_new,
2379 cgraph_node_set_add, cgraph_node_set_remove,
2380 cgraph_node_set_find, dump_cgraph_node_set,
2381 debug_cgraph_node_set): New functions.
2382 * Makefile.in (ipa.o): Add dependency on GGC_H.
2384 2009-04-20 Ira Rosen <irar@il.ibm.com>
2386 PR tree-optimization/39675
2387 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
2388 check of the return code of vect_schedule_slp. Check that
2389 stmt_vec_info still exists for the statement, before checking its
2392 2009-04-20 Michael Matz <matz@suse.de>
2394 * Makefile.in (generated_files): Take out $(simple_generated_c).
2396 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
2398 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
2399 (UINTPTR_TYPE): Likewise.
2401 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2404 * c-typeck.c (digest_init): Check for initializing an array with a
2407 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2410 * c-semantics.c (pop_stmt_list): Propagate
2411 STATEMENT_LIST_HAS_LABEL to parent statement list.
2413 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2415 * config/mips/mips.h (mips_tune_attr): New macro.
2416 * config/mips/mips.md (cpu): Use it.
2418 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2421 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2424 2009-04-19 Diego Novillo <dnovillo@google.com>
2426 * toplev.c (compile_file): Move call to coverage_finish ...
2427 * cgraphunit.c (ipa_passes): ... here.
2428 Call cgraph_process_new_functions.
2429 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2430 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2432 2009-04-19 Jan Hubicka <jh@suse.cz>
2434 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2436 (dump_cgraph_node): Dump can throw external flag.
2437 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2439 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2443 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2444 * common.opt (Wlogical-op): Move from here...
2445 * c.opt (Wlogical-op): ... to here.
2446 * c-typeck.c (parser_build_binary_op): Update call to
2447 warn_logical_operator.
2448 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2450 * c-common.c (warn_logical_op): Update.
2451 * c-common.h (warn_logical_op): Update declaration.
2453 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2455 * tree.c (protected_set_expr_location): Fix formatting.
2457 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2460 * c-typeck.c (readonly_warning): new.
2461 (build_unary_op, build_modify_expr): Use readonly_warning for
2462 storing into something readonly but not const-qualified.
2464 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2467 * c-typeck.c (build_unary_op): Check for taking address of
2468 expression of type void.
2470 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2473 * c-typeck.c (build_function_call): Check for calling a function
2474 with qualified void return types. Call require_complete_type when
2477 2009-04-18 Jan Hubicka <jh@suse.cz>
2479 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2481 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2482 can_throw_external flag.
2483 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2484 * ipa-pure-const.c (ignore_edge): New function.
2485 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2486 only over can_throw_external edges.
2487 (local_pure_const): Add nothrow flag.
2488 * ipa-utils.c (searchc): Add ignore_edge callback.
2489 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2490 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2491 (set_nothrow_function_flags): Update cgraph.
2492 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2494 2009-04-18 Richard Guenther <rguenther@suse.de>
2497 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2498 (fold_stmt): ... this and ...
2499 (fold_stmt_inplace): ... this.
2500 (fold_stmt_1): Fold references in calls and asms.
2501 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2503 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2505 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2506 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2508 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2510 * tree.c (function_args_count): Remove.
2511 * tree.h: Remove the prototype for function_args_count.
2513 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2515 * tree-iterator.c (expr_only): Remove.
2516 * tree.h: Remove the prototype for expr_only.
2518 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2520 * reginfo.c (cannot_change_mode_set_regs): Remove.
2521 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2523 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2525 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2526 whether operands 0 and 1 overlaps.
2528 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2531 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2532 pointer. Use warning_at instead of warning.
2533 (search_for_addr_array): Likewise.
2534 (check_array_bounds): Likewise.
2535 (check_all_array_refs): Check that the incoming edge is not in the
2536 list of edges to be removed.
2537 (check_all_array_refs): Avoid the temporal pointer.
2538 (vrp_visit_cond_stmt): Fix typo.
2539 (simplify_switch_using_ranges): Handle the case where the switch
2540 index is an integer constant.
2542 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2544 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2546 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2548 * doc/extend.texi, doc/invoke.texi: Fix typos.
2550 2009-04-17 Cary Coutant <ccoutant@google.com>
2552 * tree-flow-inline.h (get_lineno): Fix inverted test.
2554 2009-04-17 Diego Novillo <dnovillo@google.com>
2556 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2557 assertion for AVAIL_OUT.
2559 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2562 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2563 * config/sh/linux-atomic.asm: Likewise.
2565 2009-04-17 Diego Novillo <dnovillo@google.com>
2567 * except.c (debug_eh_tree): New.
2568 (struct eh_region, struct eh_status): Move ...
2569 * except.h: ... here.
2570 (add_type_for_runtime): Declare extern.
2571 (lookup_type_for_runtime): Likewise.
2572 (debug_eh_tree): Declare.
2573 * Makefile.in (GTFILES): List except.h before except.c
2575 2009-04-17 Diego Novillo <dnovillo@google.com>
2577 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2578 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2579 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2580 (find_vars_r): ... here.
2581 * tree-flow.h (find_referenced_vars_in): Declare.
2582 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2583 that AVAIL_OUT exists for BLOCK.
2584 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2585 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2586 (tree-parloops.o): Likewise.
2588 2009-04-17 Simon Baldwin <simonb@google.com>
2590 * toplev.c (default_tree_printer): Add handling for %E format.
2592 2009-04-17 Diego Novillo <dnovillo@google.com>
2594 * tree-pretty-print.c (dump_generic_node): Add break after
2595 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2596 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2597 FUNCTION_TYPE together. Call print_struct_decl when printing
2598 structures and TDF_SLIM is not given.
2599 (print_struct_decl): Fix logic for detecting recursion.
2601 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2604 * gcc.c (create_at_file): New.
2605 (compile_input_file_p): New.
2606 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2607 * main.c (main): Update call to toplev_main.
2608 * toplev.c (toplev_main): Change signature. Call expandargv.
2609 * toplev.h (toplev_main): Change signature.
2611 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2613 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2614 if the latter is not constant.
2616 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2618 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2620 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2622 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2623 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2625 2009-04-17 Richard Guenther <rguenther@suse.de>
2627 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2628 Handle component references view-converting an invariant address.
2630 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2632 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2633 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2634 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2635 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2636 Use @deftypevr rather than @deftypevar.
2638 2009-04-17 Richard Guenther <rguenther@suse.de>
2640 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2641 (get_prop_source_stmt): Likewise.
2642 (can_propagate_from): Likewise.
2644 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2646 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2647 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2648 (--with-multilib-list): Add default value.
2649 * configure: Regenerate.
2650 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2651 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2652 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2653 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2654 Don't add default cpu to multilib list unnecessarily, but do enable
2655 the relevant compiler option..
2656 Add support for --with-multilib-list=<blank> and
2657 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2658 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2659 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2660 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2662 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2663 (MULTILIB_OSDIRNAMES): New variable.
2664 * config/sh/t-1e: Delete file.
2665 * config/sh/t-mlib-sh1: Delete file.
2666 * config/sh/t-mlib-sh2: Delete file.
2667 * config/sh/t-mlib-sh2a: Delete file.
2668 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2669 * config/sh/t-mlib-sh2a-single: Delete file.
2670 * config/sh/t-mlib-sh2a-single-only: Delete file.
2671 * config/sh/t-mlib-sh2e: Delete file.
2672 * config/sh/t-mlib-sh3e: Delete file.
2673 * config/sh/t-mlib-sh4: Delete file.
2674 * config/sh/t-mlib-sh4-nofpu: Delete file.
2675 * config/sh/t-mlib-sh4-single: Delete file.
2676 * config/sh/t-mlib-sh4-single-only: Delete file.
2677 * config/sh/t-mlib-sh4a: Delete file.
2678 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2679 * config/sh/t-mlib-sh4a-single: Delete file.
2680 * config/sh/t-mlib-sh4a-single-only: Delete file.
2681 * config/sh/t-mlib-sh4al: Delete file.
2682 * config/sh/t-mlib-sh5-32media: Delete file.
2683 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2684 * config/sh/t-mlib-sh5-64media: Delete file.
2685 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2686 * config/sh/t-mlib-sh5-compact: Delete file.
2687 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2688 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2689 * doc/install.texi (Options specification): Add
2690 --with-multilib-list and --with-endian.
2692 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2694 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2696 (OBJS-common): Add plugin-version.o.
2697 (plugin-version.o): New.
2698 * gcc-plugin.h (plugin_gcc_version): New.
2699 (plugin_default_version_check): New.
2700 (plugin_init_func, plugin_init): Add version argument.
2701 * plugin-version.c: New.
2702 * plugin.c (str_plugin_gcc_version_name): New.
2703 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2704 pass it to the init function.
2705 (plugin_default_version_check): New.
2707 2009-04-17 Richard Guenther <rguenther@suse.de>
2709 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2710 for decl-vs-decl disambiguation.
2712 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2714 * config/s390/s390.h (s390_tune_attr): New macro definition.
2715 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2717 2009-04-17 Richard Guenther <rguenther@suse.de>
2719 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2720 (fold_stmt_r): Likewise.
2721 (maybe_fold_reference): New function.
2722 (fold_gimple_assign): Handle cases fold_stmt_r did.
2723 (fold_stmt): Do not use fold_stmt_r.
2724 (fold_stmt_inplace): Likewise.
2726 2009-04-17 Richard Guenther <rguenther@suse.de>
2728 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2729 (record_equivalences_from_stmt): Remove useless checks and
2731 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2732 the type is already suitable.
2734 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2736 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2738 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2740 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2741 (CMPtype): Define as __gcc_CMPtype.
2743 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2745 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2746 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2748 2009-04-17 Richard Guenther <rguenther@suse.de>
2750 PR tree-optimization/39746
2751 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2752 special-casing for builtins and static variable use/def.
2753 (call_may_clobber_ref_p_1): Likewise.
2755 2009-04-16 Ian Lance Taylor <iant@google.com>
2757 * df.h: Include "timevar.h".
2758 (struct df_problem): Change tv_id field to timevar_id_t.
2759 * tree-pass.h: Include "timevar.h".
2760 (struct opt_pass): Change tv_id field to timevar_id_t.
2761 * timevar.h (timevar_id_t): Define TV_NONE.
2762 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2763 TV_NONE rather than tv_id != 0.
2764 (execute_one_pass): Likewise.
2765 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2766 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2767 dependencies to $(TREE_PASS_H).
2768 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2770 (pass_branch_target_load_optimize2): Likewise.
2771 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2772 (pass_outof_cfg_layout_mode): Likewise.
2773 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2774 (pass_rebuild_cgraph_edges): Likewise.
2775 (pass_remove_cgraph_callee_edges): Likewise.
2776 * df-core.c (pass_df_initialize_opt): Likewise.
2777 (pass_df_initialize_no_opt): Likewise.
2778 (pass_df_finish): Likewise.
2779 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2780 * except.c (pass_set_nothrow_function_flags): Likewise.
2781 (pass_convert_to_eh_region_ranges): Likewise.
2782 * final.c (pass_compute_alignments): Likewise.
2783 * function.c (pass_instantiate_virtual_regs): Likewise.
2784 (pass_init_function): Likewise.
2785 (pass_leaf_regs): Likewise.
2786 (pass_match_asm_constraints): Likewise.
2787 * gimple-low.c (pass_lower_cf): Likewise.
2788 (pass_mark_used_blocks): Likewise.
2789 * init-regs.c (pass_initialize_regs): Likewise.
2790 * integrate.c (pass_initial_value_sets): Likewise.
2791 * ira.c (pass_ira): Likewise.
2792 * jump.c (pass_cleanup_barriers): Likewise.
2793 * omp-low.c (pass_expand_omp): Likewise.
2794 (pass_lower_omp): Likewise.
2795 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2796 * recog.c (pass_split_all_insns): Likewise.
2797 (pass_split_after_reload): Likewise.
2798 (pass_split_before_regstack): Likewise.
2799 (pass_split_before_sched2): Likewise.
2800 (pass_split_for_shorten_branches): Likewise.
2801 * reginfo.c (pass_reginfo_init): Likewise.
2802 (pass_subregs_of_mode_init): Likewise.
2803 (pass_subregs_of_mode_finish): Likewise.
2804 * passes.c (pass_postreload): Likewise.
2805 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2806 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2807 (pass_warn_function_return): Likewise.
2808 (pass_warn_function_noreturn): Likewise.
2809 * tree-complex.c (pass_lower_complex): Likewise.
2810 (pass_lower_complex_O0): Likewise.
2811 * tree-if-conv.c (pass_if_conversion): Likewise.
2812 * tree-into-ssa.c (pass_build_ssa): Likewise.
2813 * tree-mudflap.c (pass_mudflap_1): Likewise.
2814 (pass_mudflap_2): Likewise.
2815 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2816 (pass_mudflap_2): Likewise.
2817 * tree-nrv.c (pass_return_slot): Likewise.
2818 * tree-object-size.c (pass_object_sizes): Likewise.
2819 * tree-optimize.c (pass_all_optimizations): Likewise.
2820 (pass_early_local_passes): Likewise.
2821 (pass_all_early_optimizations): Likewise.
2822 (pass_cleanup_cfg): Likewise.
2823 (pass_cleanup_cfg_post_optimizing): Likewise.
2824 (pass_free_datastructures): Likewise.
2825 (pass_free_cfg_annotations): Likewise.
2826 (pass_fixup_cfg): Likewise.
2827 (pass_init_datastructures): Likewise.
2828 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2829 (pass_late_warn_uninitialized): Likewise.
2830 (pass_update_address_taken): Likewise.
2831 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2832 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2833 (pass_cse_sincos): Likewise.
2834 (pass_convert_to_rsqrt): Likewise.
2835 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2836 * tree-stdarg.c (pass_stdarg): Likewise.
2837 * tree-tailcall.c (pass_tail_recursion): Likewise.
2838 (pass_tail_calls): Likewise.
2839 * tree-vect-generic.c (pass_lower_vector): Likewise.
2840 (pass_lower_vector_ssa): Likewise.
2841 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2843 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2845 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2847 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2849 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2850 logical and signext.
2852 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2855 * config/sh/predicates.md (arith_operand): Check if the operand
2856 of TRUNCATE is a REG.
2858 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2860 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2861 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2863 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2865 * tree-iterator.c (tsi_split_statement_list_after,
2866 tsi_split_statement_list_before): Remove.
2867 * tree-iterator.h: Remove the prototypes for
2868 tsi_split_statement_list_after and tsi_split_statement_list_before.
2870 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2872 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2873 * tree-ssa-propagate.h: Remove the prototype for
2874 stmt_makes_single_load.
2876 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2878 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2879 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2881 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2883 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2885 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2887 * except.c (eh_region_outer_p): Remove.
2888 * except.h: Remove the prototype for eh_region_outer_p.
2890 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2892 * function.c (current_function_assembler_name): Remove.
2893 * function.h: Remove the prototype for
2894 current_function_assembler_name.
2896 2009-04-16 Ian Lance Taylor <iant@google.com>
2898 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2899 (add_reg_note): Call alloc_reg_note.
2900 * rtl.h (alloc_reg_note): Declare.
2901 * combine.c (try_combine): Use alloc_reg_note.
2902 (recog_for_combine, move_deaths): Likewise.
2903 (distribute_notes): Use alloc_reg_note and add_reg_note.
2904 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2905 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2906 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2908 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2910 PR rtl-optimization/39762
2911 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2912 ira_may_move_out_cost): Add comments about way of their usage.
2913 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2915 * ira-conflicts.c (process_regs_for_copy): Use function
2916 ira_get_register_move_cost instead of global
2917 ira_register_move_cost.
2919 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2920 color_pass, move_spill_restore, update_curr_costs): Ditto.
2922 * ira-lives.c (process_single_reg_class_operands): Ditto.
2924 * ira-emit.c (emit_move_list): Ditto.
2926 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2927 (record_reg_classes): Ditto. Use functions
2928 ira_get_register_move_cost and ira_get_may_move_cost instead of
2929 global vars ira_register_move_cost, ira_may_move_out_cost and
2930 ira_may_move_in_cost.
2931 (record_address_regs): Don't call ira_init_register_move_cost.
2932 Use function ira_get_may_move_cost instead of global
2933 ira_may_move_in_cost.
2934 (process_bb_node_for_hard_reg_moves): Use function
2935 ira_get_register_move_cost instead of global ira_register_move_cost.
2936 (ira_costs): Don't call ira_init_register_move_cost.
2938 2009-04-16 Richard Guenther <rguenther@suse.de>
2940 * tree-cfg.c (verify_gimple_assign_binary):
2941 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2942 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2943 (create_general_new_stmt): Note that this function is broken.
2945 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2947 * common.opt (fhelp): Add Var(help_flag).
2948 * gcc-plugin.h (plugin_info): Add help.
2949 * plugin.c (plugin_name_args): Add help.
2950 (register_plugin_info): Set plugin->help.
2951 (print_help_one_plugin): New.
2952 (print_plugins_help): New.
2953 * plugin.h (print_plugins_help): New.
2954 * toplev.c (toplev_main): Call print_plugins_help if needed.
2956 2009-04-16 Richard Guenther <rguenther@suse.de>
2958 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2959 (gimple_ior_addresses_taken_1): New function.
2960 (gimple_ior_addresses_taken): Likewise.
2961 * gimple.h (struct gimple_statement_with_ops_base): Remove
2962 addresses_taken member.
2963 (gimple_ior_addresses_taken): Declare.
2964 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2965 gimple_set_addresses_taken): Remove.
2966 * ipa-reference.c (mark_address): New function.
2967 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2968 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2969 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2970 (gimple_add_to_addresses_taken): Remove.
2971 (get_tmr_operands): Call mark_address_taken.
2972 (get_asm_expr_operands): Likewise.
2973 (get_expr_operands): Likewise.
2974 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2975 (free_stmt_operands): Do not free it.
2976 * tree-ssa.c (delete_tree_ssa): Likewise.
2977 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2979 2009-04-16 Richard Guenther <rguenther@suse.de>
2981 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2982 (walk_stmt_load_store_ops): Likewise.
2983 * gimple.c (get_base_loadstore): New function.
2984 (walk_stmt_load_store_addr_ops): Likewise.
2985 (walk_stmt_load_store_ops): Likewise.
2986 * ipa-pure-const.c (check_op): Simplify.
2987 (check_load, check_store): New functions.
2988 (check_stmt): Use walk_stmt_load_store_ops.
2989 * ipa-reference.c (mark_load): Adjust signature.
2990 (mark_store): Likewise.
2991 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2993 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2995 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2997 * opts.c (common_handle_option): Don't call print_version.
2998 * plugin.c (plugin_name_args): Add version.
2999 (register_plugin_info): New.
3000 (register_callback): Handle PLUGIN_INFO.
3001 (try_init_one_plugin): New.
3002 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
3004 (finalize_one_plugin): New.
3005 (finalize_plugins): New.
3006 (print_one_plugin): New.
3007 (print_plugins_versions): New.
3008 * plugin.h (print_plugins_versions): New.
3009 (finalize_plugins): New.
3010 * toplev.c (compile_file): Don't call initialize_plugins.
3011 (print_version): Call print_plugins_versions.
3012 (toplev_main): Call initialize_plugins. Print version if needed.
3013 Call finalize_plugins.
3015 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3017 * common.opt (fversion): New.
3018 * gcc.c (print_version): New.
3019 (process_command): Don't print the version. Just set print_version.
3020 (main): Print version. Call subprocesses if print_version and
3021 verbose_flag are set.
3022 * opts.c (common_handle_option): Handle OPT_fversion.
3024 2009-04-16 Richard Guenther <rguenther@suse.de>
3025 Ira Rosen <irar@il.ibm.com>
3027 PR tree-optimization/39698
3028 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
3029 type of the reduction variable. Only generate the def if
3032 * omp-low.c (expand_omp_for_generic): When converting to a pointer
3033 make sure to first convert to an integer of the same precision.
3034 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
3035 the type of the evolution correctly in computing the new
3036 induction variable base.
3038 2009-04-16 Richard Guenther <rguenther@suse.de>
3041 * tree-cfg.c (make_blocks): Split statements with to-be
3042 abnormal SSA names on the lhs.
3044 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
3046 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
3047 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
3048 * c-typeck.c (really_start_incremental_init): Likewise.
3049 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
3050 (TARGET_INITIALIZER): Remove it.
3051 * target.h (struct target): Remove vector_opaque_p.
3052 * tree.c (build_opaque_vector_type): New.
3053 * tree.h (TYPE_VECTOR_OPAQUE): New.
3054 (build_opaque_vector_type): Declare.
3055 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
3056 * config/rs6000/rs6000.c (build_opaque_vector_type,
3057 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
3058 (rs6000_init_builtins): Use build_opaque_vector_type for
3059 opaque_V4SI_type_node.
3061 2009-04-15 Catherine Moore <clm@codesourcery.com>
3063 * debug.h (set_name): Declare.
3064 * dwarf2out.c (dwarf2out_set_name): Declare.
3065 (dwarf2_debug_hooks): Add set_name.
3066 (find_AT_string): New.
3067 (add_AT_string): Call find_AT_string.
3068 (dwarf2out_set_name): New.
3069 * cp/decl.c (grokdeclarator): Call set_name.
3070 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
3071 * debug.c (do_nothing_debug_hooks): Likewise.
3072 * dbxout.c (dbx_debug_hooks): Likewise.
3073 * sdbout.c (sdb_debug_hooks): Likewise.
3075 2009-04-15 Michael Eager <eager@eagercon.com>
3077 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
3078 reg for single-precision FPU.
3079 * config/rs6000/rs6000.md (movsi_internal1): Only for
3081 (movsi_internal1_single): New. Add pattern to move SI values to/from
3082 single-precision FP regs.
3084 2009-04-15 Richard Guenther <rguenther@suse.de>
3086 * omp-low.c (lower_rec_input_clauses): Build correct address
3088 (expand_omp_for_generic): Fix multiplication type.
3089 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
3090 (generate_memset_zero): Fix types.
3091 * tree-profile.c (prepare_instrumented_value): Correctly
3094 2009-04-15 Ian Lance Taylor <iant@google.com>
3096 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
3097 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
3098 for -Wall and for -Wc++-compat.
3099 (c_common_post_options): For C++, set warn_enum_compare if not
3101 * c-tree.h (struct c_expr): Add field original_type.
3102 (build_external_ref): Update declaration.
3103 * c-parser.c (c_parser_braced_init): Set original_type.
3104 (c_parser_initelt): Likewise.
3105 (c_parser_expr_no_commas): Likewise.
3106 (c_parser_conditional_expression): Likewise.
3107 (c_parser_cast_expression): Likewise.
3108 (c_parser_unary_expression): Likewise. Pull setting of
3109 original_code to top of function.
3110 (c_parser_sizeof_expression): Set original_type.
3111 (c_parser_alignof_expression): Likewise.
3112 (c_parser_postfix_expression): Likewise. Pull setting of
3113 original_code to top of function.
3114 (c_parser_postfix_expression_after_paren_type): Set original_type.
3115 (c_parser_postfix_expression_after_primary): Likewise.
3116 (c_parser_expression): Likewise.
3117 * c-typeck.c (build_external_ref): Add type parameter. Change all
3119 (c_expr_sizeof_expr): Set original_type field.
3120 (parser_build_unary_op): Likewise.
3121 (parser_build_binary_op): Likewise. Optionally warn about
3122 comparisons of enums of different types.
3123 (digest_init): Set original_type field.
3124 (really_start_incremental_init): Likewise.
3125 (push_init_level, pop_init_level): Likewise.
3126 * doc/invoke.texi (Warning Options): -Wenum-compare now
3129 2009-04-15 Richard Guenther <rguenther@suse.de>
3131 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
3132 out a necessary conversion.
3133 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
3134 names we didn't value number.
3135 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
3137 2009-04-15 Richard Guenther <rguenther@suse.de>
3139 PR tree-optimization/39764
3140 * tree-ssa-ccp.c (get_value): Canonicalize value with
3141 canonicalize_float_value.
3143 2009-04-15 Jan Hubicka <jh@suse.cz>
3145 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
3146 Wrong version of patch.
3148 2009-04-15 Jan Hubicka <jh@suse.cz>
3150 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
3152 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
3154 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
3155 our distinct integral and vector types.
3157 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
3159 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
3160 * init.c (build_vtbl_address): Remove call to assemble_external.
3162 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
3164 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
3165 output for other floating point modes.
3167 2009-04-14 Diego Novillo <dnovillo@google.com>
3169 * diagnostic.c (diagnostic_report_diagnostic): Do not
3170 warn about loaded plugins for DK_ERROR and DK_WARNING.
3171 * c-decl.c (declspecs_add_type): Move call to
3172 invoke_plugin_callbacks ...
3173 * c-parser.c (c_parser_declspecs): ... here.
3174 * plugin.c (dump_active_plugins): Tidy output.
3176 2009-04-14 Diego Novillo <dnovillo@google.com>
3177 Le-Chun Wu <lcwu@google.com>
3179 * configure.ac: Add --enable-plugin support.
3180 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
3181 * Makefile.in (PLUGIN_H): Define.
3182 Export ENABLE_PLUGIN and GMPINC to site.exp.
3183 Add PLUGINLIBS to link command.
3184 Add/modify dependencies for plugin.o and files including plugin.h.
3186 * config.in: Regenerate.
3188 * opts.c (common_handle_option): Handle OPT_fplugin_ and
3191 2009-04-14 Le-Chun Wu <lcwu@google.com>
3193 * tree-pass.h (register_one_dump_file): Add a prototype for
3194 register_one_dump_file.
3195 * toplev.c (compile_file): Call initialize_plugins.
3196 (do_compile): Call invoke_plugin_callbacks.
3197 (toplev_main): Call invoke_plugin_callbacks.
3198 * common.opt: Add -fplugin= and -fplugin-arg-.
3199 * gcc-plugin.h: New public header file for plugins to include.
3200 * plugin.c: New source file.
3201 * plugin.h: New internal header file.
3202 * passes.c (register_one_dump_file): Make it external.
3204 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
3206 2009-04-14 Diego Novillo <dnovillo@google.com>
3208 * doc/plugins.texi: New.
3209 * doc/gccint.texi: Add reference to Plugins chapter.
3210 * doc/invoke.texi: Document -fplugin and -fplugin-arg
3211 * diagnostic.c (diagnostic_report_diagnostic): Warn about
3212 loaded plugins, if any.
3213 * timevar.def (TV_PLUGIN_INIT): Define.
3214 (TV_PLUGIN_RUN): Define.
3215 * plugin.c: Include timevar.h
3216 (plugins_active_p): New.
3217 (dump_active_plugins): New.
3218 (debug_active_plugins): New.
3220 2009-04-14 Joseph Myers <joseph@codesourcery.com>
3222 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
3224 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
3226 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
3228 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
3229 the same as a minus without a shift.
3231 2009-04-14 Nick Clifton <nickc@redhat.com>
3233 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
3234 comparisons with small integers will always produce a short
3237 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
3240 2008-12-19 Diego Novillo <dnovillo@google.com>
3242 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
3244 2009-04-14 Richard Guenther <rguenther@suse.de>
3246 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
3248 (verify_gimple_assign_binary): Likewise. Handle shifts and
3250 (verify_gimple_phi): Print the mismatched argument position.
3251 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3253 (vect_update_init_of_dr): Likewise.
3254 * matrix-reorg.c (transform_access_sites): Do what the
3256 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
3258 2009-04-13 Michael Eager <eager@eagercon.com>
3260 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
3261 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
3262 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
3263 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
3264 remove duplicate config
3266 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3268 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
3269 file_name:line_number type locator of the call site.
3271 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
3273 * genautomata.c: Put blank after comma.
3274 (automaton_decls): New.
3275 (struct unit_usage): Add comments to member next.
3276 (store_alt_unit_usage): Keep the list ordered.
3277 (unit_present_on_list_p, equal_alternatives_p): New.
3278 (check_regexp_units_distribution): Check units distribution
3279 correctness correctly.
3280 (main): Don't write automata if error is found. Return correct
3283 * config/m68k/cf.md (cfv4_ds): Remove.
3284 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
3285 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
3287 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
3288 power4-load-ext, power4-store, power4-store-update,
3289 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
3290 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
3291 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
3292 power4-sqrt, power4-isync): Modify reservation to make correct
3293 unit distribution to automata.
3295 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
3296 power5-store-update, power5-two, power5-three, power5-lmul,
3297 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
3299 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
3301 * except.c (pass_set_nothrow_function_flags): Set name and add
3303 (set_nothrow_function_flags): Mention in the dump file when
3304 changing a function to nothrow.
3306 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
3309 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
3310 instead of unsigned long.
3312 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3314 * config/arm/arm.c (return_used_this_function): Remove.
3315 (arm_output_function_prologue): Remove use of
3316 return_used_this_function.
3317 (output_return_instruction): Replace use of
3318 return_used_this_function
3319 by cfun->machine->return_used_this_function.
3320 (arm_output_epilogue): Likewise.
3321 (arm_output_function_epilogue): Likewise.
3322 (thumb_unexpanded_epilogue): Likewise.
3323 * config/arm/arm.h (struct machine_function):
3324 New member return_used_this_function.
3326 2009-04-12 Mark Mitchell <mark@codesourcery.com>
3328 * doc/install.texi: Correct description of default directory for
3329 --with-gxx-include-dir.
3331 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
3333 * fold-const.c (build_range_check): Properly deal with enumeral and
3336 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
3338 * doc/invoke.texi (max_gcse_passes): Remove documentation.
3339 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
3340 * params.h (MAX_GCSE_PASSES): Remove.
3341 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
3342 in sequence. Remove ability to run multiple passes.
3343 (bypass_jumps): Report run as third CPROP pass.
3345 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
3348 * except.c (can_throw_external): Look at each insn in a SEQUENCE
3349 when deciding whether the whole SEQUENCE can throw.
3351 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
3354 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
3355 offseted label references.
3357 2009-04-11 Jan Hubicka <jh@suse.cz>
3359 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
3361 2009-04-11 Richard Guenther <rguenther@suse.de>
3364 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
3365 return variables as TREE_ADDRESSABLE.
3367 2009-04-11 Richard Guenther <rguenther@suse.de>
3369 PR tree-optimization/39713
3370 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
3371 reference trees have SSA_NAME operands.
3373 2009-04-11 Richard Guenther <rguenther@suse.de>
3376 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
3377 address expressions.
3379 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
3381 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
3382 match changes in Cygwin 1.7
3383 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
3384 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
3386 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3388 PR tree-optimization/39701
3389 * doc/invoke.texi (Optimization Options): Document change in
3390 meaning and initialization of -fdelete-null-pointer-checks.
3392 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3395 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
3397 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
3400 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
3402 2009-04-10 Chao-ying Fu <fu@mips.com>
3404 * doc/tm.texi (Instruction Output): Document
3405 TARGET_ASM_FINAL_POSTSCAN_INSN.
3406 * target.h (final_postscan_insn): New field in asm_out.
3407 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3408 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
3409 * final.c (final_scan_insn): Call
3410 targetm.asm_out.final_postscan_insn after outputting
3411 an asm macro and a normal instruction.
3413 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3414 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3415 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3416 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3417 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3419 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3422 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3423 variables as non-NULL even with -fdelete-null-pointer-checks.
3425 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3427 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3429 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3432 * config/i386/i386.c (classify_argument): Handle SCmode with
3433 (bit_offset % 64) != 0.
3435 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3437 * doc/invoke.texi (Optimize Options): Add cross-reference to
3438 -Q --help=optimizers examples.
3440 2009-04-10 Ben Elliston <bje@au.ibm.com>
3443 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3444 regalign for the reg == fpr and TDmode case.
3446 2009-04-09 David Ayers <ayers@fsfe.org>
3449 * objc/objc-act.c (warn_with_method): Remove helper function.
3450 (check_duplicates): Call warning and inform directly.
3451 (really_start_method): Likewise.
3453 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3455 * expmed.c (expand_divmod): Always use a comparison for a division
3456 by a large unsigned integer.
3458 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3459 for things others than variables or functions as nonzero.
3461 2009-04-09 Nick Clifton <nickc@redhat.com>
3463 * unwind-compat.c: Change copyright header to refer to version
3464 3 of the GNU General Public License with version 3.1 of the
3465 GCC Runtime Library Exception and to point readers at the
3466 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3467 * config/alpha/crtfastmath.c: Likewise.
3468 * config/alpha/linux-unwind.h: Likewise.
3469 * config/alpha/qrnnd.asm: Likewise.
3470 * config/alpha/vms-crt0-64.c: Likewise.
3471 * config/alpha/vms-crt0.c: Likewise.
3472 * config/alpha/vms-dwarf2.asm: Likewise.
3473 * config/alpha/vms-dwarf2eh.asm: Likewise.
3474 * config/alpha/vms-psxcrt0-64.c: Likewise.
3475 * config/alpha/vms-psxcrt0.c: Likewise.
3476 * config/alpha/vms_tramp.asm: Likewise.
3477 * config/arc/initfini.c: Likewise.
3478 * config/arc/lib1funcs.asm: Likewise.
3479 * config/arm/bpabi-v6m.S: Likewise.
3480 * config/arm/bpabi.S: Likewise.
3481 * config/arm/bpabi.c: Likewise.
3482 * config/arm/crti.asm: Likewise.
3483 * config/arm/crtn.asm: Likewise.
3484 * config/arm/ieee754-df.S: Likewise.
3485 * config/arm/ieee754-sf.S: Likewise.
3486 * config/arm/lib1funcs.asm: Likewise.
3487 * config/arm/libunwind.S: Likewise.
3488 * config/arm/linux-atomic.c: Likewise.
3489 * config/arm/mmintrin.h: Likewise.
3490 * config/arm/pr-support.c: Likewise.
3491 * config/arm/unaligned-funcs.c: Likewise.
3492 * config/arm/unwind-arm.c: Likewise.
3493 * config/arm/unwind-arm.h: Likewise.
3494 * config/avr/libgcc.S: Likewise.
3495 * config/bfin/crti.s: Likewise.
3496 * config/bfin/crtlibid.s: Likewise.
3497 * config/bfin/crtn.s: Likewise.
3498 * config/bfin/lib1funcs.asm: Likewise.
3499 * config/bfin/linux-unwind.h: Likewise.
3500 * config/cris/arit.c: Likewise.
3501 * config/cris/cris_abi_symbol.c: Likewise.
3502 * config/darwin-64.c: Likewise.
3503 * config/darwin-crt2.c: Likewise.
3504 * config/darwin-crt3.c: Likewise.
3505 * config/darwin.h: Likewise.
3506 * config/dbxelf.h: Likewise.
3507 * config/dfp-bit.c: Likewise.
3508 * config/dfp-bit.h: Likewise.
3509 * config/elfos.h: Likewise.
3510 * config/fixed-bit.c: Likewise.
3511 * config/fixed-bit.h: Likewise.
3512 * config/fp-bit.c: Likewise.
3513 * config/fp-bit.h: Likewise.
3514 * config/fr30/crti.asm: Likewise.
3515 * config/fr30/crtn.asm: Likewise.
3516 * config/fr30/lib1funcs.asm: Likewise.
3517 * config/freebsd-spec.h: Likewise.
3518 * config/frv/cmovd.c: Likewise.
3519 * config/frv/cmovh.c: Likewise.
3520 * config/frv/cmovw.c: Likewise.
3521 * config/frv/frvbegin.c: Likewise.
3522 * config/frv/frvend.c: Likewise.
3523 * config/frv/lib1funcs.asm: Likewise.
3524 * config/glibc-stdint.h: Likewise.
3525 * config/h8300/clzhi2.c: Likewise.
3526 * config/h8300/crti.asm: Likewise.
3527 * config/h8300/crtn.asm: Likewise.
3528 * config/h8300/ctzhi2.c: Likewise.
3529 * config/h8300/fixunssfsi.c: Likewise.
3530 * config/h8300/lib1funcs.asm: Likewise.
3531 * config/h8300/parityhi2.c: Likewise.
3532 * config/h8300/popcounthi2.c: Likewise.
3533 * config/i386/ammintrin.h: Likewise.
3534 * config/i386/att.h: Likewise.
3535 * config/i386/avxintrin.h: Likewise.
3536 * config/i386/biarch64.h: Likewise.
3537 * config/i386/bmmintrin.h: Likewise.
3538 * config/i386/cpuid.h: Likewise.
3539 * config/i386/cross-stdarg.h: Likewise.
3540 * config/i386/crtfastmath.c: Likewise.
3541 * config/i386/crtprec.c: Likewise.
3542 * config/i386/cygming-crtbegin.c: Likewise.
3543 * config/i386/cygming-crtend.c: Likewise.
3544 * config/i386/cygwin.asm: Likewise.
3545 * config/i386/emmintrin.h: Likewise.
3546 * config/i386/gmm_malloc.h: Likewise.
3547 * config/i386/gthr-win32.c: Likewise.
3548 * config/i386/i386.h: Likewise.
3549 * config/i386/immintrin.h: Likewise.
3550 * config/i386/linux-unwind.h: Likewise.
3551 * config/i386/linux64.h: Likewise.
3552 * config/i386/mm3dnow.h: Likewise.
3553 * config/i386/mmintrin-common.h: Likewise.
3554 * config/i386/mmintrin.h: Likewise.
3555 * config/i386/nmmintrin.h: Likewise.
3556 * config/i386/pmm_malloc.h: Likewise.
3557 * config/i386/pmmintrin.h: Likewise.
3558 * config/i386/smmintrin.h: Likewise.
3559 * config/i386/sol2-c1.asm: Likewise.
3560 * config/i386/sol2-ci.asm: Likewise.
3561 * config/i386/sol2-cn.asm: Likewise.
3562 * config/i386/sol2-gc1.asm: Likewise.
3563 * config/i386/tmmintrin.h: Likewise.
3564 * config/i386/unix.h: Likewise.
3565 * config/i386/w32-unwind.h: Likewise.
3566 * config/i386/wmmintrin.h: Likewise.
3567 * config/i386/x86-64.h: Likewise.
3568 * config/i386/x86intrin.h: Likewise.
3569 * config/i386/xmmintrin.h: Likewise.
3570 * config/ia64/crtbegin.asm: Likewise.
3571 * config/ia64/crtend.asm: Likewise.
3572 * config/ia64/crtfastmath.c: Likewise.
3573 * config/ia64/crti.asm: Likewise.
3574 * config/ia64/crtn.asm: Likewise.
3575 * config/ia64/fde-glibc.c: Likewise.
3576 * config/ia64/lib1funcs.asm: Likewise.
3577 * config/ia64/linux-unwind.h: Likewise.
3578 * config/ia64/quadlib.c: Likewise.
3579 * config/ia64/unwind-ia64.c: Likewise.
3580 * config/linux.h: Likewise.
3581 * config/m32c/m32c-lib1.S: Likewise.
3582 * config/m32c/m32c-lib2-trapv.c: Likewise.
3583 * config/m32c/m32c-lib2.c: Likewise.
3584 * config/m32r/initfini.c: Likewise.
3585 * config/m68hc11/larith.asm: Likewise.
3586 * config/m68hc11/m68hc11-crt0.S: Likewise.
3587 * config/m68k/cf.md: Likewise.
3588 * config/m68k/crti.s: Likewise.
3589 * config/m68k/crtn.s: Likewise.
3590 * config/m68k/lb1sf68.asm: Likewise.
3591 * config/m68k/linux-unwind.h: Likewise.
3592 * config/mcore/crti.asm: Likewise.
3593 * config/mcore/crtn.asm: Likewise.
3594 * config/mcore/lib1.asm: Likewise.
3595 * config/mips/linux-unwind.h: Likewise.
3596 * config/mips/loongson.h: Likewise.
3597 * config/mips/mips16.S: Likewise.
3598 * config/mmix/crti.asm: Likewise.
3599 * config/mmix/crtn.asm: Likewise.
3600 * config/pa/fptr.c: Likewise.
3601 * config/pa/hpux-unwind.h: Likewise.
3602 * config/pa/lib2funcs.asm: Likewise.
3603 * config/pa/linux-atomic.c: Likewise.
3604 * config/pa/linux-unwind.h: Likewise.
3605 * config/pa/milli64.S: Likewise.
3606 * config/pa/quadlib.c: Likewise.
3607 * config/pa/stublib.c: Likewise.
3608 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3609 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3610 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3611 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3612 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3613 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3614 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3615 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3616 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3617 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3618 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3619 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3620 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3621 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3622 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3623 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3624 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3625 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3626 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3627 * config/rs6000/750cl.h: Likewise.
3628 * config/rs6000/altivec.h: Likewise.
3629 * config/rs6000/biarch64.h: Likewise.
3630 * config/rs6000/crtresfpr.asm: Likewise.
3631 * config/rs6000/crtresgpr.asm: Likewise.
3632 * config/rs6000/crtresxfpr.asm: Likewise.
3633 * config/rs6000/crtresxgpr.asm: Likewise.
3634 * config/rs6000/crtsavfpr.asm: Likewise.
3635 * config/rs6000/crtsavgpr.asm: Likewise.
3636 * config/rs6000/darwin-asm.h: Likewise.
3637 * config/rs6000/darwin-fallback.c: Likewise.
3638 * config/rs6000/darwin-fpsave.asm: Likewise.
3639 * config/rs6000/darwin-ldouble.c: Likewise.
3640 * config/rs6000/darwin-tramp.asm: Likewise.
3641 * config/rs6000/darwin-unwind.h: Likewise.
3642 * config/rs6000/darwin-vecsave.asm: Likewise.
3643 * config/rs6000/darwin-world.asm: Likewise.
3644 * config/rs6000/e500crtres32gpr.asm: Likewise.
3645 * config/rs6000/e500crtres64gpr.asm: Likewise.
3646 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3647 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3648 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3649 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3650 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3651 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3652 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3653 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3654 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3655 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3656 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3657 * config/rs6000/eabi-ci.asm: Likewise.
3658 * config/rs6000/eabi-cn.asm: Likewise.
3659 * config/rs6000/eabi.asm: Likewise.
3660 * config/rs6000/linux-unwind.h: Likewise.
3661 * config/rs6000/linux64.h: Likewise.
3662 * config/rs6000/paired.h: Likewise.
3663 * config/rs6000/paired.md: Likewise.
3664 * config/rs6000/ppc64-fp.c: Likewise.
3665 * config/rs6000/ppu_intrinsics.h: Likewise.
3666 * config/rs6000/rs6000.h: Likewise.
3667 * config/rs6000/si2vmx.h: Likewise.
3668 * config/rs6000/sol-ci.asm: Likewise.
3669 * config/rs6000/sol-cn.asm: Likewise.
3670 * config/rs6000/spe.h: Likewise.
3671 * config/rs6000/spu2vmx.h: Likewise.
3672 * config/rs6000/sysv4.h: Likewise.
3673 * config/rs6000/tramp.asm: Likewise.
3674 * config/rs6000/vec_types.h: Likewise.
3675 * config/s390/linux-unwind.h: Likewise.
3676 * config/s390/tpf-unwind.h: Likewise.
3677 * config/score/crti.asm: Likewise.
3678 * config/score/crtn.asm: Likewise.
3679 * config/sh/crt1.asm: Likewise.
3680 * config/sh/crti.asm: Likewise.
3681 * config/sh/crtn.asm: Likewise.
3682 * config/sh/divtab-sh4-300.c: Likewise.
3683 * config/sh/divtab-sh4.c: Likewise.
3684 * config/sh/divtab.c: Likewise.
3685 * config/sh/lib1funcs-4-300.asm: Likewise.
3686 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3687 * config/sh/lib1funcs.asm: Likewise.
3688 * config/sh/lib1funcs.h: Likewise.
3689 * config/sh/linux-atomic.asm: Likewise.
3690 * config/sh/linux-unwind.h: Likewise.
3691 * config/sh/shmedia.h: Likewise.
3692 * config/sh/sshmedia.h: Likewise.
3693 * config/sh/ushmedia.h: Likewise.
3694 * config/sparc/crtfastmath.c: Likewise.
3695 * config/sparc/linux-unwind.h: Likewise.
3696 * config/sparc/sol2-c1.asm: Likewise.
3697 * config/sparc/sol2-ci.asm: Likewise.
3698 * config/sparc/sol2-cn.asm: Likewise.
3699 * config/spu/divmodti4.c: Likewise.
3700 * config/spu/divv2df3.c: Likewise.
3701 * config/spu/float_disf.c: Likewise.
3702 * config/spu/float_unsdidf.c: Likewise.
3703 * config/spu/float_unsdisf.c: Likewise.
3704 * config/spu/float_unssidf.c: Likewise.
3705 * config/spu/mfc_multi_tag_release.c: Likewise.
3706 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3707 * config/spu/mfc_tag_release.c: Likewise.
3708 * config/spu/mfc_tag_reserve.c: Likewise.
3709 * config/spu/mfc_tag_table.c: Likewise.
3710 * config/spu/multi3.c: Likewise.
3711 * config/spu/spu_internals.h: Likewise.
3712 * config/spu/spu_intrinsics.h: Likewise.
3713 * config/spu/spu_mfcio.h: Likewise.
3714 * config/spu/vec_types.h: Likewise.
3715 * config/spu/vmx2spu.h: Likewise.
3716 * config/stormy16/stormy16-lib2.c: Likewise.
3717 * config/svr4.h: Likewise.
3718 * config/sync.c: Likewise.
3719 * config/v850/lib1funcs.asm: Likewise.
3720 * config/vxlib-tls.c: Likewise.
3721 * config/vxlib.c: Likewise.
3722 * config/vxworks-dummy.h: Likewise.
3723 * config/xtensa/crti.asm: Likewise.
3724 * config/xtensa/crtn.asm: Likewise.
3725 * config/xtensa/ieee754-df.S: Likewise.
3726 * config/xtensa/ieee754-sf.S: Likewise.
3727 * config/xtensa/lib1funcs.asm: Likewise.
3728 * config/xtensa/lib2funcs.S: Likewise.
3729 * config/xtensa/linux-unwind.h: Likewise.
3730 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3731 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3732 * coretypes.h: Likewise.
3733 * crtstuff.c: Likewise.
3734 * defaults.h: Likewise.
3735 * dwarf2.h: Likewise.
3736 * emutls.c: Likewise.
3737 * gbl-ctors.h: Likewise.
3738 * gcov-io.h: Likewise.
3739 * ginclude/float.h: Likewise.
3740 * ginclude/iso646.h: Likewise.
3741 * ginclude/stdarg.h: Likewise.
3742 * ginclude/stdbool.h: Likewise.
3743 * ginclude/stddef.h: Likewise.
3744 * ginclude/stdfix.h: Likewise.
3745 * ginclude/stdint-gcc.h: Likewise.
3746 * ginclude/tgmath.h: Likewise.
3747 * gthr-aix.h: Likewise.
3748 * gthr-dce.h: Likewise.
3749 * gthr-gnat.c: Likewise.
3750 * gthr-gnat.h: Likewise.
3751 * gthr-lynx.h: Likewise.
3752 * gthr-mipssde.h: Likewise.
3753 * gthr-nks.h: Likewise.
3754 * gthr-posix.c: Likewise.
3755 * gthr-posix.h: Likewise.
3756 * gthr-posix95.h: Likewise.
3757 * gthr-rtems.h: Likewise.
3758 * gthr-single.h: Likewise.
3759 * gthr-solaris.h: Likewise.
3760 * gthr-tpf.h: Likewise.
3761 * gthr-vxworks.h: Likewise.
3762 * gthr-win32.h: Likewise.
3764 * libgcc2.c: Likewise.
3765 * libgcc2.h: Likewise.
3766 * libgcov.c: Likewise.
3767 * tsystem.h: Likewise.
3768 * typeclass.h: Likewise.
3769 * unwind-c.c: Likewise.
3770 * unwind-compat.h: Likewise.
3771 * unwind-dw2-fde-compat.c: Likewise.
3772 * unwind-dw2-fde-darwin.c: Likewise.
3773 * unwind-dw2-fde-glibc.c: Likewise.
3774 * unwind-dw2-fde.c: Likewise.
3775 * unwind-dw2-fde.h: Likewise.
3776 * unwind-dw2.c: Likewise.
3777 * unwind-dw2.h: Likewise.
3778 * unwind-generic.h: Likewise.
3779 * unwind-pe.h: Likewise.
3780 * unwind-sjlj.c: Likewise.
3781 * unwind.inc: Likewise.
3782 * config/arm/neon-gen.ml: Change generated copyright header to
3783 refer to version 3 of the GNU General Public License with
3784 version 3.1 of the GCC Runtime Library Exception and to point
3785 readers at the COPYING3 and COPYING3.RUNTIME files and the
3786 FSF's license web page.
3787 * config/arm/arm_neon.h: Regenerate.
3789 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3791 * config/cris/cris.md: Change copyright header to refer to version
3792 3 of the GNU General Public License.
3793 * doc/install.texi2html: Change copyright header to refer to version
3794 3 of the GNU General Public License and to point readers at the
3795 COPYING3 file and the FSF's license web page.
3796 * config/vax/linux.h: Likewise.
3798 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3800 * config/i386/i386.md (cmpcc): New.
3801 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3802 (sync_compare_and_swap_cc*): Delete.
3804 * config/s390/s390.c (s390_compare_emitted): Remove.
3805 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3806 s390_compare_emitted used to be handled. Assert that modes match.
3807 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3808 refer to sync_compare_and_swap_ccsi.
3809 * config/s390/s390.h (s390_compare_emitted): Remove.
3810 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3811 instead of s390_compare_emitted.
3812 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3813 instead of s390_compare_emitted.
3814 * config/s390/s390.md (cmpcc): New.
3815 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3816 CC_REGNUM, do not pretend it's set.
3817 (sync_compare_and_swap_cc*): Delete.
3818 * config/s390/predicates.md (cc_reg_operand): New.
3820 * expr.c (sync_compare_and_swap_cc): Delete.
3821 * optabs.h (sync_compare_and_swap_cc): Delete.
3822 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3823 is being used with can_compare_p.
3824 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3826 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3827 look for a MODE_CC set instead. Use emit_store_flag.
3828 (expand_compare_and_swap_loop): Likewise, with some additional
3829 complication to avoid a force_reg when useless. Use
3830 emit_cmp_and_jump_insns.
3831 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3832 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3833 sync_compare_and_swap documentation.
3835 2009-04-09 Jan Hubicka <jh@suse.cz>
3837 * except.c (find_prev_try): Break out from ....
3838 (duplicate_eh_regions): ... here; properly update prev_try pointers
3839 when duplication part of tree.
3840 (dump_eh_tree): Improve dumping.
3841 (verify_eh_region): New.
3842 (verify_eh_tree): Use it.
3844 2009-04-06 Richard Guenther <rguenther@suse.de>
3846 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3847 &ARRAY addresses by adjusting their types and prepending
3849 * tree-cfg.c (verify_gimple_assign_single): Verify that
3850 addresses are correct.
3852 2009-04-09 Richard Guenther <rguenther@suse.de>
3854 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3855 indices into an array reference if possible.
3856 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3857 Fold POINTER_PLUS_EXPR statements with invariant address.
3859 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3862 * config.gcc (powerpc64-*-linux*): Always build biarch.
3864 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3867 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3868 it and pedwarn if this results in an INTEGER_CST.
3870 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3872 * doc/install.texi: Update minimum GMP version. Remove obsolete
3873 text in MPFR section.
3875 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3877 * dwarf2out.c (class_scope_p): New static inline.
3878 (class_or_namespace_scope_p): Use it.
3879 (gen_variable_die): Use DW_TAG_member tag for static data member
3880 declarations instead of DW_TAG_variable.
3883 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3886 2009-04-08 Richard Guenther <rguenther@suse.de>
3888 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3889 valueize random data.
3891 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3893 * config.gcc (aix tm_file): Add aix-stdint.h.
3894 (aix tm clause use_gcc_stdint): Set to wrap.
3895 * config/rs6000/aix-stdint.h: New file.
3897 2009-04-08 Richard Guenther <rguenther@suse.de>
3900 * tree-dfa.c (add_referenced_var): Do not recurse into
3901 global initializers.
3902 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3904 (fold_const_aggregate_ref): Likewise.
3906 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3908 * recog.c (ordered_comparison_operator): New.
3909 * gensupport.c (std_preds): Add it.
3910 * doc/md.texi (Machine-Independent Predicates): Document it.
3912 2009-04-08 Jan Hubicka <jh@suse.cz>
3914 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3915 * function.h (rtl_eh): Remove exception_handler_label_map.
3916 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3917 remove_exception_handler_label, for_each_eh_label_1): Remove.
3918 (rtl_remove_unreachable_regions): Remove.
3919 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3920 (find_exception_handler_labels): Don't build the hashtable.
3921 (maybe_remove_eh_handler): Remove.
3922 (for_each_eh_label): Rewrite to walk the tree.
3923 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3924 * except.h (maybe_remove_eh_handler): Remove.
3925 * passes.c (init_optimization_passes): Schedule second EH cleanup
3927 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3928 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3930 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3932 * genoutput.c (validate_optab_operands): New.
3933 (gen_insn, gen_expand): Call it.
3935 * genflags.c (gen_insn): Detect misused iterators.
3936 (main): Pass line_no to gen_insn, exit with status 1 on error.
3938 * genextract.c (line_no): Make global.
3939 (VEC_safe_set_locstr): Change assertion to error message.
3940 (main): Exit with status 1 on error.
3942 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3946 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3947 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3948 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3949 * c-convert.c (convert): Do not call fold on results of conversion
3950 functions when the result is a C_MAYBE_CONST_EXPR.
3951 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3952 of __builtin_choose_expr.
3953 * c-typeck.c (remove_c_maybe_const_expr): New.
3954 (build_unary_op, build_conditional_expr, build_compound_expr,
3955 build_binary_op, c_objc_common_truthvalue_conversion): Call
3956 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3959 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3961 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3962 CODE to produce a new one. Add a prototype to use fold_convert_const
3964 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3967 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3968 mix declarations and code.
3970 2009-04-08 Ben Elliston <bje@au.ibm.com>
3972 * gcc.c: Replace `CC' with `GCC' throughout.
3974 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3976 * doc/invoke.texi: Document Atom support.
3978 2009-04-07 Jason Merrill <jason@redhat.com>
3981 * c-common.h, c-common.c: Add flag_pretty_templates.
3982 * c-opts.c (c_common_handle_option): Set it.
3983 * c.opt: Add -fno-pretty-templates.
3984 * doc/invoke.texi (C++ Dialect Options): Likewise.
3986 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3988 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3989 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3990 (ia64_expand_builtin): Likewise.
3992 2009-04-07 Martin Jambor <mjambor@suse.cz>
3994 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3995 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3996 ADDR_EXPRS are include too.
3998 2009-04-07 Richard Guenther <rguenther@suse.de>
4000 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
4001 decls are only used if passes as parameters or if they are
4002 local statics and the call is not to a builtin.
4003 (call_may_clobber_ref_p_1): Likewise.
4005 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4007 * expr.c (do_store_flag): Remove last argument. Simplify code
4008 to avoid duplication of tests already done by can_compare_p.
4009 (expand_expr_real_1): Adjust caller.
4011 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4013 * optabs.c (can_compare_p): Test the predicate of a
4014 cbranch and cstore pattern.
4016 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4018 * expr.c (convert_move): Use emit_store_flag instead of
4021 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4023 * config/i386/i386.c (ix86_compare_emitted): Remove.
4024 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
4025 ix86_compare_op0 like ix86_compare_emitted used to be handled.
4026 * config/i386/i386.h (ix86_compare_emitted): Remove.
4027 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
4028 instead of ix86_compare_emitted.
4029 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
4031 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
4033 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
4034 Add t-sysroot-suffix to tmake_file.
4035 * config/print-sysroot-suffix.sh: New file.
4036 * config/t-sysroot-suffix: New file.
4038 2009-04-07 Ben Elliston <bje@au.ibm.com>
4040 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
4041 as the latter produces a warning when the target does not support
4044 2009-04-07 Ben Elliston <bje@au.ibm.com>
4046 * dfp.c: Replace type punning assignments with memcpy throughout.
4047 * Makefile.in (dfp.o-warn): Remove.
4049 2009-04-07 Alan Modra <amodra@bigpond.net.au>
4052 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
4053 Include soft-fp/t-softfp after rs6000/t-linux64.
4055 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
4057 * stor-layout.c (set_sizetype): Use the full precision of their
4058 machine mode for bitsize types.
4060 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
4062 * config/i386/i386.md: Revert 2 accidental checkins.
4064 2009-04-06 Joey Ye <joey.ye@intel.com>
4065 Xuepeng Guo <xuepeng.guo@intel.com>
4066 H.J. Lu <hongjiu.lu@intel.com>
4068 Atom pipeline model, tuning and insn selection.
4069 * config.gcc (atom): Add atom config options and target.
4071 * config/i386/atom.md: New.
4073 * config/i386/i386.c (atom_cost): New cost.
4074 (m_ATOM): New macro flag.
4075 (initial_ix86_tune_features): Set m_ATOM.
4076 (x86_accumulate_outgoing_args): Likewise.
4077 (x86_arch_always_fancy_math_387): Likewise.
4078 (processor_target): Add Atom cost.
4079 (cpu_names): Add Atom cpu name.
4080 (override_options): Set Atom ISA.
4081 (ix86_issue_rate): New case PROCESSOR_ATOM.
4082 (ix86_adjust_cost): Likewise.
4084 * config/i386/i386.h (TARGET_ATOM): New target macro.
4085 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
4086 (TARGET_OPT_AGU): New target option.
4087 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
4088 (processor_type): Add PROCESSOR_ATOM.
4090 * config/i386/i386.md (cpu): Add new value "atom".
4091 (use_carry, movu): New attr.
4092 (atom.md): Include atom.md.
4093 (adddi3_carry_rex64): Set attr "use_carry".
4094 (addqi3_carry): Likewise.
4095 (addhi3_carry): Likewise.
4096 (addsi3_carry): Likewise.
4097 (*addsi3_carry_zext): Likewise.
4098 (subdi3_carry_rex64): Likewise.
4099 (subqi3_carry): Likewise.
4100 (subhi3_carry): Likewise.
4101 (subsi3_carry): Likewise.
4102 (x86_movdicc_0_m1_rex64): Likewise.
4103 (*x86_movdicc_0_m1_se): Likewise.
4104 (x86_movsicc_0_m1): Likewise.
4105 (*x86_movsicc_0_m1_se): Likewise.
4106 (*adddi_1_rex64): Emit add insn as much as possible.
4107 (*addsi_1): Likewise.
4108 (return_internal): Set atom_unit.
4109 (return_internal_long): Likewise.
4110 (return_pop_internal): Likewise.
4111 (*rcpsf2_sse): Set atom_sse_attr attr.
4112 (*qrt<mode>2_sse): Likewise.
4113 (*prefetch_sse): Likewise.
4115 * config/i386/i386-c.c (ix86_target_macros_internal): New case
4117 (ix86_target_macros_internal): Likewise.
4119 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
4120 (*prefetch_sse_rex): Likewise.
4121 (sse_rcpv4sf2): Likewise.
4122 (sse_vmrcpv4sf2): Likewise.
4123 (sse_sqrtv4sf2): Likewise.
4124 (<sse>_vmsqrt<mode>2): Likewise.
4125 (sse_ldmxcsr): Likewise.
4126 (sse_stmxcsr): Likewise.
4127 (*sse_sfence): Likewise.
4128 (sse2_clflush): Likewise.
4129 (*sse2_mfence): Likewise.
4130 (*sse2_lfence): Likewise.
4131 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
4132 (<sse>_movup<ssemodesuffixf2c>): Likewise.
4133 (avx_movdqu<avxmodesuffix>): Likewise.
4134 (avx_lddqu<avxmodesuffix>): Likewise.
4135 (sse2_movntv2di): Change attr "type" to "ssemov".
4136 (sse2_movntsi): Likewise.
4137 (rsqrtv8sf2): Change attr "type" to "sseadd".
4138 (sse3_addsubv2df3): Set attr "atom_unit".
4139 (sse3_h<plusminus_insn>v4sf3): Likewise.
4140 (*sse2_pmaddwd): Likewise.
4141 (*vec_extractv2di_1_rex64): Likewise.
4142 (*vec_extractv2di_1_avx): Likewise.
4143 (sse2_psadbw): Likewise.
4144 (ssse3_phaddwv8hi3): Likewise.
4145 (ssse3_phaddwv4hi3): Likewise.
4146 (ssse3_phadddv4si3): Likewise.
4147 (ssse3_phadddv2si3): Likewise.
4148 (ssse3_phaddswv8hi3): Likewise.
4149 (ssse3_phaddswv4hi3): Likewise.
4150 (ssse3_phsubwv8hi3): Likewise.
4151 (ssse3_phsubwv4hi3): Likewise.
4152 (ssse3_phsubdv4si3): Likewise.
4153 (ssse3_phsubdv2si3): Likewise.
4154 (ssse3_phsubswv8hi3): Likewise.
4155 (ssse3_phsubswv4hi3): Likewise.
4156 (ssse3_pmaddubsw128): Likewise.
4157 (sse3_pmaddubsw: Likewise.
4158 (ssse3_palignrti): Likewise.
4159 (ssse3_palignrdi): Likewise.
4161 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
4163 * doc/install.texi (Specific): Fix two cross-references to MinGW.
4165 2009-04-06 Richard Guenther <rguenther@suse.de>
4167 PR tree-optimization/28868
4168 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
4169 of which PHI results we inserted.
4170 (insert_into_preds_of_block): Record inserted PHIs.
4171 (eliminate): Eliminate redundant PHI nodes.
4172 (init_pre): Init inserted_phi_names.
4174 2009-04-06 Richard Guenther <rguenther@suse.de>
4176 PR tree-optimization/39643
4177 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
4178 IMAGPART_EXPRs of complex constants.
4179 (execute_fold_all_builtins): If we folded a call queue
4180 TODO_update_address_taken.
4182 2009-04-06 Jan Hubicka <jh@suse.cz>
4185 * except.c (remove_unreachable_regions): Propagate may_contain_throw
4188 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
4190 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
4192 (ic_invalidate_array): Likewise.
4194 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
4196 * calls.c (emit_library_call_value_1): Fix a problem with parameter
4197 alignment for library calls.
4199 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
4201 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
4202 (mingw32 tm clause use_gcc_stdint): Set to wrap.
4203 * config/i386/mingw-stdint.h: New file.
4205 2009-04-05 Richard Guenther <rguenther@suse.de>
4207 PR tree-optimization/39648
4208 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
4209 our &A vs. &A[0] IL deficiencies.
4211 2009-04-04 Jan Hubicka <jh@suse.cz>
4213 * except.c (sjlj_find_directly_reachable_regions): Be ready for
4214 removed toplevel regions.
4215 (sjlj_mark_call_sites): Likewise.
4217 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
4219 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
4220 (cygwin tm clause use_gcc_stdint): Set to wrap.
4221 * config/i386/cygwin-stdint.h: New file.
4223 2009-04-04 Richard Guenther <rguenther@suse.de>
4225 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
4226 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
4227 single-argument PHIs if we are in loop-closed SSA form.
4228 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
4229 for the pre-condition.
4230 (slpeel_tree_peel_loop_to_edge): Likewise.
4231 (vect_build_loop_niters): Take an optional sequence to append stmts.
4232 (vect_generate_tmps_on_preheader): Likewise.
4233 (vect_do_peeling_for_loop_bound): Take extra guards for the
4235 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
4236 the cost model check.
4237 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
4238 guards if we are going to peel. Do not apply versioning in that case.
4239 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
4240 (vect_do_peeling_for_loop_bound): Likewise.
4241 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
4242 loop bound only record extra pre-conditions, do not apply loop
4245 2009-04-04 Richard Guenther <rguenther@suse.de>
4247 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
4250 2009-04-04 Jan Hubicka <jh@suse.cz>
4252 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4253 last_basic_block for size of bb->index indexed array.
4254 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
4255 compute_out, link_btr_uses, build_btr_def_use_webs,
4256 build_btr_def_use_webs, migrate_btr_defs): Likewise.
4258 2009-04-04 Jan Hubicka <jh@suse.cz>
4260 * except.c (remove_eh_handler_and_replace): Break out from ...
4261 (remove_eh_handler): ... here.
4262 (bring_to_root): New function.
4263 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
4264 handled ones, bring others to root of tree.
4266 2009-04-04 Jan Hubicka <jh@suse.cz>
4268 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
4269 (all_phis_safe_to_merge): New function.
4270 (update_info): New structure.
4271 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
4272 (cleanup_empty_eh): Update SSA if possible.
4274 2009-04-04 Richard Guenther <rguenther@suse.de>
4276 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
4277 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
4278 (append_vuse): Likewise.
4280 2009-04-04 Jakub Jelinek <jakub@redhat.com>
4282 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
4283 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
4284 instead of REG_UNSAVED for DW_CFA_undefined.
4285 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
4286 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
4289 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
4292 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
4293 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
4294 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
4296 2009-04-04 Richard Guenther <rguenther@suse.de>
4298 PR tree-optimization/8781
4299 PR tree-optimization/37892
4300 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
4301 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
4302 (valueize_refs): Call it for *& valueizations.
4303 (shared_reference_ops_from_ref): Rename to ...
4304 (valueize_shared_reference_ops_from_ref): ... this and valueize.
4305 (shared_reference_ops_from_call): Rename to ...
4306 (valueize_shared_reference_ops_from_call): ... this and valueize.
4307 (vn_reference_lookup): Update.
4308 (visit_reference_op_call): Likewise.
4309 * tree-ssa-pre.c (phi_translate_1): Fold *&.
4310 (eliminate): Value-replace the call address in call statements.
4312 2009-04-04 Richard Guenther <rguenther@suse.de>
4314 PR tree-optimization/39636
4315 * tree-ssa-forwprop.c
4316 (forward_propagate_addr_into_variable_array_index): Check for
4317 GIMPLE_ASSIGN before accessing the rhs code.
4319 2009-04-03 Jason Merrill <jason@redhat.com>
4321 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
4323 2009-04-03 Steve Ellcey <sje@cup.hp.com>
4325 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
4326 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
4327 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
4328 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
4329 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
4330 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
4331 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
4332 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
4333 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
4334 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
4335 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
4336 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
4337 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
4338 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
4339 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
4340 Use fr_reg_or_fp01_operand instead of fr_register_operand
4342 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
4343 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
4344 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
4346 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
4348 PR rtl-optimization/39607
4349 PR rtl-optimization/39631
4353 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4354 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4355 instead of DF_LR_OUT.
4356 * ira-lives.c (process_bb_node_lives): Ditto.
4357 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4358 instead of DF_LR_{OUT,IN}.
4359 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4360 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4362 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
4364 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
4365 (execute_lower_omp): Always run but take the short way out if -fopenmp
4367 (gate_lower_omp): Remove, forcing the pass manager to always run the
4368 pass and always set PROP_gimple_lomp.
4369 (pass_lower_omp): Remove gate function.
4370 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
4371 PROP_trees. Instead, require it.
4372 * ipa-cp.c (pass_ipa_cp): Likewise.
4373 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
4374 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
4375 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
4376 and PROP_gimple_leh.
4378 2009-04-03 Richard Guenther <rguenther@suse.de>
4381 PR tree-optimization/23940
4382 PR tree-optimization/33237
4385 PR tree-optimization/36201
4386 PR tree-optimization/36230
4387 PR tree-optimization/38049
4388 PR tree-optimization/38207
4389 PR tree-optimization/38230
4390 PR tree-optimization/38301
4391 PR tree-optimization/38585
4393 PR tree-optimization/38985
4394 PR tree-optimization/39299
4395 * tree-ssa-structalias.h: Remove.
4396 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
4397 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
4398 (struct vuse_element_d): Remove.
4399 (struct vuse_vec_d): Likewise.
4400 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
4401 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
4402 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
4403 VUSE_ELEMENT_VAR): Likewise.
4404 (struct voptype_d): Likewise.
4405 (NUM_VOP_FREE_BUCKETS): Likewise.
4406 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
4407 (struct stmt_operands_d): Remove.
4408 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
4409 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
4410 VDEF_NUM, VDEF_VECT): Likewise.
4411 (copy_virtual_operands): Remove.
4412 (operand_build_cmp): Likewise.
4413 (create_ssa_artificial_load_stmt): Likewise.
4414 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4415 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4416 vuse_index and mayuse_index members. Pack and move done and iter_type
4417 members to the front.
4418 (SSA_OP_VMAYUSE): Remove.
4419 (SSA_OP_VIRTUAL_USES): Adjust.
4420 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4421 (unlink_stmt_vdef): Declare.
4422 (add_to_addressable_set): Remove.
4423 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4424 (vrp_visit_stmt): Likewise.
4425 * doc/tree-ssa.texi (Alias analysis): Update.
4426 * doc/invoke.texi (max-aliased-vops): Remove docs.
4427 (avg-aliased-vops): Likewise.
4428 * tree-into-ssa.c (syms_to_rename): Remove.
4429 (need_to_update_vops_p): Likewise.
4430 (need_to_initialize_update_ssa_p): Rename to ...
4431 (update_ssa_initialized_fn): ... this. Track function we are
4433 (symbol_marked_for_renaming): Simplify.
4434 (add_new_name_mapping): Do not set need_to_update_vops_p.
4435 (dump_currdefs): Use SYMS_TO_RENAME.
4436 (rewrite_update_stmt): Always walk all uses/defs.
4437 (dump_update_ssa): Adjust.
4438 (init_update_ssa): Take function argument. Track what we are
4440 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4441 (create_new_def_for): Initialize for cfun, assert we are initialized
4443 (mark_sym_for_renaming): Simplify.
4444 (mark_set_for_renaming): Do not initialize update-ssa.
4445 (need_ssa_update_p): Simplify. Take function argument.
4446 (name_mappings_registered_p): Assert we ask for the correct function.
4447 (name_registered_for_update_p): Likewise.
4448 (ssa_names_to_replace): Likewise.
4449 (release_ssa_name_after_update_ssa): Likewise.
4450 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4451 (dump_decl_set): Do not print a newline.
4452 (debug_decl_set): Do it here.
4453 (dump_update_ssa): And here.
4454 * tree-ssa-loop-im.c (move_computations): Adjust.
4455 (movement_possibility): Likewise.
4456 (determine_max_movement): Likewise.
4457 (gather_mem_refs_stmt): Likewise.
4458 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4460 * tree-complex.c (update_all_vops): Remove.
4461 (expand_complex_move): Adjust.
4462 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4463 Simplify test for memory referencing statement. Exclude
4464 non-invariant ADDR_EXPRs.
4465 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4466 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4467 (rdg_flag_uses): Likewise.
4468 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4470 (tree_optimize_tail_calls_1): Also split the
4471 edge from the entry block if we have degenerate PHI nodes in
4472 the first basic block.
4473 * tree.c (init_ttree): Remove memory-tag related code.
4474 (tree_code_size): Likewise.
4475 (tree_node_structure): Likewise.
4476 (build7_stat): Re-write to be build6_stat.
4477 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4478 (SSA_VAR_P): Adjust.
4479 (struct tree_memory_tag): Remove.
4480 (struct tree_memory_partition_tag): Likewise.
4481 (union tree_node): Adjust.
4482 (build7): Re-write to be build6.
4483 * tree-pass.h (pass_reset_cc_flags): Remove.
4484 (TODO_update_address_taken): New flag.
4485 (pass_simple_dse): Remove.
4486 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4487 * params.h (MAX_ALIASED_VOPS): Remove.
4488 (AVG_ALIASED_VOPS): Likewise.
4489 * omp-low.c (expand_omp_taskreg): Update SSA form.
4490 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4491 aliases the lhs in a copy stmt.
4492 * tree-ssa-dse.c (struct address_walk_data): Remove.
4493 (memory_ssa_name_same): Likewise.
4494 (memory_address_same): Likewise.
4495 (get_kill_of_stmt_lhs): Likewise.
4496 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4497 unused stores. Look through PHI nodes into post-dominated regions.
4498 (dse_optimize_stmt): Simplify. Properly remove stores.
4499 (tree_ssa_dse): Compute dominators.
4500 (execute_simple_dse): Remove.
4501 (pass_simple_dse): Likewise.
4502 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4503 gimple_loaded_syms and gimple_stored_syms computation.
4504 * toplev.c (dump_memory_report): Dump alias and pta stats.
4505 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4506 (vn_reference_eq): Likewise.
4507 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4508 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4509 valueize_vuses): Remove.
4510 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4511 (get_def_ref_stmt_vuse): ... this.
4512 (vn_reference_lookup_2): New function.
4513 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4514 walking equivalent vuses. Simplify.
4515 (vn_reference_lookup): Likewise.
4516 (vn_reference_insert): Likewise.
4517 (vn_reference_insert_pieces): Likewise.
4518 (visit_reference_op_call): Simplify.
4519 (visit_reference_op_load): Likewise.
4520 (visit_reference_op_store): Likewise.
4521 (init_scc_vn): Remove shared_lookup_vuses initialization.
4522 (free_scc_vn): Remove shared_lookup_vuses freeing.
4523 (sort_vuses, sort_vuses_heap): Remove.
4524 (get_ref_from_reference_ops): Export.
4525 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4526 vector with single vuse pointer.
4527 (vn_reference_lookup_pieces, vn_reference_lookup,
4528 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4529 (shared_vuses_from_stmt): Remove.
4530 (get_ref_from_reference_ops): Declare.
4531 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4532 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4533 memory-tag related code.
4534 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4535 (likely_value): Add comment, skip static-chain of call statements.
4536 (surely_varying_stmt_p): Adjust.
4537 (gimplify_and_update_call_from_tree): Likewise.
4538 (execute_fold_all_builtins): Do not rebuild alias info.
4539 (gimplify_and_update_call_from_tree): Properly update VOPs.
4540 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4541 (copy_ref_info): Remove memory-tag related code.
4542 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4543 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4544 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4546 * tree-ssa-dom.c (gimple_p): Remove typedef.
4547 (eliminate_redundant_computations): Adjust.
4548 (record_equivalences_from_stmt): Likewise.
4549 (avail_expr_hash): Likewise.
4550 (avail_expr_eq): Likewise.
4551 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4552 (stmt_makes_single_load): Likewise.
4553 (stmt_makes_single_store): Likewise.
4554 * tree-ssa-alias.c: Rewrite completely.
4555 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4556 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4557 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4558 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4559 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4560 Remove public functions.
4561 (pass_reset_cc_flags): Remove.
4562 (pass_build_alias): Move ...
4563 * tree-ssa-structalias.c (pass_build_alias): ... here.
4564 * tree-ssa-alias.c (may_be_aliased): Move ...
4565 * tree-flow-inline.h (may_be_aliased): ... here.
4566 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4567 count_uses_and_derefs): Move ...
4568 * gimple.c: ... here.
4569 * gimple.h (count_uses_and_derefs): Declare.
4570 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4571 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4572 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4573 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4574 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4575 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4576 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4578 * tree-dfa.c (refs_may_alias_p): Move ...
4579 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4580 * tree-ssa-alias.h: New file.
4581 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4582 (statement_sink_location): Likewise.
4583 * opts.c (decode_options): Do not adjust max-aliased-vops or
4584 avg-aliased-vops values.
4585 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4586 (TV_CALL_CLOBBER): Likewise.
4587 (TV_FLOW_SENSITIVE): Likewise.
4588 (TV_FLOW_INSENSITIVE): Likewise.
4589 (TV_MEMORY_PARTITIONING): Likewise.
4590 (TV_ALIAS_STMT_WALK): New timevar.
4591 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4592 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4593 (get_address_description): Remove memory-tag related code.
4594 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4595 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4596 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4597 and immediate uses in statements. Document.
4598 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4599 (dump_symbols): Remove.
4600 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4601 * alias.c (get_deref_alias_set): New function split out from ...
4602 (get_alias_set): ... here.
4603 * alias.h (get_deref_alias_set): Declare.
4604 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4605 type parameter. Remove restrict pointer handling. Create a
4606 ref-all pointer in case type-based alias sets do not conflict.
4607 (vect_analyze_data_refs): Remove SMT related code.
4608 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4609 (vectorizable_load): Likewise.
4610 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4611 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4612 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4613 Ignore vops and SMTs.
4614 (dr_analyze_alias): Likewise..
4615 (free_data_ref): Likewise.
4616 (create_data_ref): Likewise.
4617 (analyze_all_data_dependences): Likewise.
4618 (get_references_in_stmt): Adjust.
4619 * tree-flow-inline.h (gimple_aliases_computed_p,
4620 gimple_addressable_vars, gimple_call_clobbered_vars,
4621 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4622 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4623 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4624 gimple_mem_ref_stats): Remove.
4625 (gimple_vop): New function.
4626 (op_iter_next_use): Remove vuses and mayuses cases.
4627 (op_iter_next_def): Remove vdefs case.
4628 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4629 (clear_and_done_ssa_iter): Do not set removed fields.
4630 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4631 Assert we are not iterating over vuses or vdefs if not also
4632 iterating over uses or defs.
4633 (op_iter_init_use): Likewise.
4634 (op_iter_init_def): Likewise.
4635 (op_iter_next_vdef): Remove.
4636 (op_iter_next_mustdef): Likewise.
4637 (op_iter_init_vdef): Likewise.
4638 (compare_ssa_operands_equal): Likewise.
4639 (link_use_stmts_after): Handle vuse operand.
4640 (is_call_used): Use is_call_clobbered.
4641 (is_call_clobbered): Global variables are always call clobbered,
4642 query the call-clobbers bitmap.
4643 (mark_call_clobbered): Ignore global variables.
4644 (clear_call_clobbered): Likewise.
4645 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4646 virtual operands sanity check.
4647 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4649 (TARGET_MEM_REF): Remove TMR_TAG operand.
4650 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4651 Remove call-clobber related code.
4652 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4653 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4654 partitions or escape reason.
4655 (get_single_def_stmt, get_single_def_stmt_from_phi,
4656 get_single_def_stmt_with_phi): Remove.
4657 (dump_referenced_vars): Tidy.
4658 (get_ref_base_and_extent): Allow bare decls.
4659 (collect_dfa_stats): Adjust.
4660 * graphite.c (rename_variables_in_stmt): Adjust.
4661 (graphite_copy_stmts_from_block): Likewise.
4662 (translate_clast): Likewise.
4663 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4665 (translate_vuse_through_block): Use the oracle.
4666 (phi_translate_1): Adjust.
4667 (value_dies_in_block_x): Use the oracle. Cache the outcome
4669 (valid_in_sets): Check if the VUSE for
4670 a REFERENCE is available.
4671 (eliminate): Do not remove stmts during elimination,
4672 instead queue and remove them afterwards.
4673 (do_pre): Do not rebuild alias info.
4674 (pass_pre): Run TODO_rebuild_alias before PRE.
4675 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4676 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4677 (mark_all_v_defs_stmt): Remove.
4678 (mark_all_v_defs_seq): Adjust.
4679 (sra_replace): Likewise.
4680 (scalarize_use): Likewise.
4681 (scalarize_copy): Likewise.
4682 (scalarize_init): Likewise.
4683 (scalarize_ldst): Likewise.
4684 (todoflags): Remove.
4685 (tree_sra): Do not rebuild alias info.
4686 (tree_sra_early): Adjust.
4687 (pass_sra): Run TODO_update_address_taken before SRA.
4688 * tree-predcom.c (set_alias_info): Remove.
4689 (prepare_initializers_chain): Do not call it.
4690 (mark_virtual_ops_for_renaming): Adjust.
4691 (mark_virtual_ops_for_renaming_list): Remove.
4692 (initialize_root_vars): Adjust.
4693 (initialize_root_vars_lm): Likewise.
4694 (prepare_initializers_chain): Likewise.
4695 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4696 (may_propagate_copy_into_stmt): Likewise.
4697 (merge_alias_info): Do nothing for now.
4698 (propagate_tree_value_into_stmt): Adjust.
4699 (stmt_may_generate_copy): Likewise.
4700 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4701 not mark symbols for renaming.
4702 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4703 with the same statement, make sure to update the new pointed-to one.
4704 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4705 call statements, do not mark symbols for renaming.
4706 (mark_operand_necessary): Dump something.
4707 (ref_may_be_aliased): New function.
4708 (mark_aliased_reaching_defs_necessary_1): New helper function.
4709 (mark_aliased_reaching_defs_necessary): Likewise.
4710 (mark_all_reaching_defs_necessary_1): Likewise.
4711 (mark_all_reaching_defs_necessary): Likewise.
4712 (propagate_necessity): Do not process virtual PHIs. For
4713 non-aliased loads mark all reaching definitions as necessary.
4714 For aliased loads and stores mark the immediate dominating
4715 aliased clobbers as necessary.
4716 (visited): New global static.
4717 (perform_tree_ssa_dce): Free visited bitmap after propagating
4719 (remove_dead_phis): Perform simple dead virtual PHI removal.
4720 (remove_dead_stmt): Properly unlink virtual operands when
4722 (eliminate_unnecessary_stmts): Schedule PHI removal after
4724 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4725 (process_replaceable): Likewise.
4726 (find_replaceable_in_bb): Likewise.
4727 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4728 based on the single gimple vop.
4729 (verify_flow_insensitive_alias_info): Remove.
4730 (verify_flow_sensitive_alias_info): Likewise.
4731 (verify_call_clobbering): Likewise.
4732 (verify_memory_partitions): Likewise.
4733 (verify_alias_info): Likewise.
4734 (verify_ssa): Adjust..
4735 (execute_update_addresses_taken): Export. Update SSA
4736 manually. Optimize only when optimizing. Use a local bitmap.
4737 (pass_update_address_taken): Remove TODO_update_ssa, add
4739 (pass_update_address_taken): Just use TODO_update_address_taken.
4740 (init_tree_ssa): Do not initialize addressable_vars.
4741 (verify_ssa): Verify new VUSE / VDEF properties.
4742 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4743 Do not call verify_alias_info.
4744 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4745 Do not free the loaded and stored syms bitmaps. Reset the escaped
4746 and callused solutions. Do not free addressable_vars.
4747 Remove memory-tag related code.
4748 (warn_uninitialized_var): Aliases are always available.
4749 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4750 * lambda-code.c (can_put_in_inner_loop): Adjust.
4751 (can_put_after_inner_loop): Likewise.
4752 (perfect_nestify): Likewise.
4753 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4754 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4755 (vectorizable_conversion): Do not mark symbols for renaming.
4756 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4757 (expand_call_inline): Unlink the calls virtual operands before
4759 (tree_function_versioning): Do not call update_ssa if we are not
4760 updating clones. Simplify.
4761 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4762 (propagate_with_phi): Likewise..
4763 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4764 clobber code. Assert we are not aliased or global.
4765 * tree-flow.h: Include tree-ssa-alias.h
4766 (enum escape_type): Remove.
4767 (struct mem_sym_stats_d): Likewise.
4768 (struct mem_ref_stats_d): Likewise.
4769 (struct gimple_df): Add vop member. Remove global_var,
4770 call_clobbered_vars, call_used_vars, addressable_vars,
4771 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4772 escaped and callused members.
4773 (struct ptr_info_def): Remove all members, add points-to solution
4775 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4776 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4777 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4778 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4779 (tree-ssa-alias.o): Likewise.
4780 (toplev.o): Add tree-ssa-alias.h
4781 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4782 * gimple.c (gimple_set_bb): Fix off-by-one error.
4783 (is_gimple_reg): Do not handle memory tags.
4784 (gimple_copy): Also copy virtual operands.
4785 Delay updating the statement. Do not reset loaded and stored syms.
4786 (gimple_set_stored_syms): Remove.
4787 (gimple_set_loaded_syms): Likewise.
4788 (gimple_call_copy_skip_args): Copy the virtual operands
4789 and mark the new statement modified.
4790 * tree-ssa-structalias.c (may_alias_p): Remove.
4791 (set_uids_in_ptset): Take the alias set to prune with as
4792 parameter. Fold in the alias test of may_alias_p.
4793 (compute_points_to_sets): Compute whether a ptr is dereferenced
4795 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4796 other ADDRESSOF constraints on the lhs.
4797 (get_constraint_for_component_ref): Assert that we don't get
4798 ADDRESSOF constraints from the base of the reference.
4799 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4800 (struct variable_info): Remove collapsed_to member.
4801 (get_varinfo_fc): Remove.
4802 (new_var_info): Do not set collapsed_to.
4803 (dump_constraint): Do not follow cycles.
4804 (dump_constraint_graph): Likewise.
4805 (build_pred_graph): Likewise.
4806 (build_succ_graph): Likewise.
4807 (rewrite_constraints): Likewise.
4808 (do_simple_structure_copy): Remove.
4809 (do_rhs_deref_structure_copy): Remove.
4810 (do_lhs_deref_structure_copy): Remove.
4811 (collapse_rest_of_var): Remove.
4812 (do_structure_copy): Re-implement.
4813 (pta_stats): New global variable.
4814 (dump_pta_stats): New function.
4815 (struct constraint_expr): Make offset signed.
4816 (UNKNOWN_OFFSET): Define special value.
4817 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4818 (solution_set_expand): New helper function split out from ...
4819 (do_sd_constraint): ... here.
4820 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4821 (do_ds_constraint): Likewise.
4822 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4823 and CALLUSED = *CALLUSED.
4824 (set_union_with_increment): Make inc argument signed.
4825 (type_safe): Remove.
4826 (get_constraint_for_ptr_offset): Handle unknown and negative
4828 (first_vi_for_offset): Handle offsets before start. Bail
4829 out early for offsets beyond the variable extent.
4830 (first_or_preceding_vi_for_offset): New function.
4831 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4832 Together with ESCAPED = *ESCAPED this properly computes reachability.
4833 (find_what_var_points_to): New function.
4834 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4835 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4836 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4837 pt_solutions_intersect): New functions.
4838 (compute_call_used_vars): Remove.
4839 (compute_may_aliases): New main entry into PTA computation.
4840 * gimple.h (gimple_p): New typedef.
4841 (struct gimple_statement_base): Remove references_memory_p.
4842 (struct gimple_statement_with_memory_ops_base): Remove
4843 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4845 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4846 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4847 gimple_set_references_memory): Remove.
4848 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4849 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4851 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4852 (verify_expr): Allow RESULT_DECL.
4853 (gimple_duplicate_bb): Do not copy virtual operands.
4854 (gimple_duplicate_sese_region): Adjust.
4855 (gimple_duplicate_sese_tail): Likewise.
4856 (mark_virtual_ops_in_region): Remove.
4857 (move_sese_region_to_fn): Do not call it.
4858 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4859 and pass_simple_dse.
4860 (execute_function_todo): Handle TODO_update_address_taken,
4861 call execute_update_addresses_taken for TODO_rebuild_alias.
4862 (execute_todo): Adjust.
4863 (execute_one_pass): Init dump files early.
4864 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4866 (create_general_new_stmt): Clear vops.
4867 * tree-ssa-reassoc.c (get_rank): Adjust.
4868 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4869 symbols for renaming.
4870 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4871 (PARAM_AVG_ALIASED_VOPS): Likewise.
4872 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4873 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4874 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4875 (operand_build_cmp, copy_virtual_operands,
4876 create_ssa_artificial_load_stmt, add_to_addressable_set,
4877 gimple_add_to_addresses_taken): Remove public functions.
4878 (unlink_stmt_vdef): New function.
4880 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4882 * config.gcc (powerpc-*-linux*): Merge variants.
4884 2009-04-02 Chao-ying Fu <fu@mips.com>
4885 James Grosbach <james.grosbach@microchip.com>
4887 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4888 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4890 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4891 keep_interrupts_masked_p, use_debug_exception_return_p.
4892 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4893 keep_interrupts_masked, use_debug_exception_return.
4894 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4895 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4897 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4898 (mips_print_operand): Process COP0 registers to print $0 .. $31
4899 correctly for GAS to process.
4900 (mips_interrupt_extra_call_saved_reg_p): New function.
4901 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4903 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4904 (mips_compute_frame_info): Add supports for interrupt context that
4905 includes doubleword accumulators and COP0 registers.
4906 (mips_for_each_saved_acc): New function.
4907 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4908 mips_for_each_saved_reg.
4909 (mips_save_reg): Save accumulators.
4910 (mips_kernel_reg_p): A new for_each_rtx callback.
4911 (mips_expand_prologue): Support interrupt handlers.
4912 (mips_restore_reg): Restore accumulators.
4913 (mips_expand_epilogue): Support interrupt handlers.
4914 (mips_can_use_return_insn): Return false for interrupt handlers.
4915 (mips_epilogue_uses): New function.
4916 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4917 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4918 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4919 cop0_move): New instructions.
4920 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4921 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4923 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4925 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4926 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4927 interrupt handlers, we use K0 as the temporary register.
4928 (EPILOGUE_USES): Change to a function call.
4929 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4930 handlers, we use K0 as the temporary register.
4932 * doc/extend.texi (Function Attributes): Document interrupt,
4933 use_shadow_register_set, keep_interrupts_masked,
4934 use_debug_exception_return for MIPS attributes.
4936 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4938 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4939 Remove a number of t-files from tmake_file.
4940 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4941 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4942 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4943 target_prototype, not TARGET_PROTOTYPE.
4944 (LINK_OS_GNU_SPEC): Define.
4945 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4946 and darwin-ldoubdle.c.
4948 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4951 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4952 (cpp_options): Ditto.
4953 (default_compilers): Ditto.
4954 (display_help): Ditto.
4955 (process_command): Ditto.
4957 (set_input): Use lbasename instead of duplicate code.
4958 (save_temps_prefix): New static for -save-temps=obj.
4959 (save_temps_length): Ditto.
4961 * doc/invoke.texi (-save-temps=obj): Document new variant to
4964 2009-04-02 Jeff Law <law@redhat.com>
4966 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4969 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4971 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4972 * configure: Regenerated.
4974 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4976 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4977 share the argument list.
4979 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4983 2009-02-12 Diego Novillo <dnovillo@google.com>
4985 * varpool.c (debug_varpool): New.
4986 * cgraph.h (debug_varpool): Declare.
4988 2009-04-02 Jan Hubicka <jh@suse.cz>
4990 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4993 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4995 * config/i386/i386.c (ix86_abi): Move initialization to ...
4996 (override_options): Here.
4998 2009-04-02 Christian Bruel <christian.bruel@st.com>
5000 * config/sh/sh.c (sh_dwarf_register_span): New function.
5001 (TARGET_DWARF_REGISTER_SPAN): Define.
5002 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
5004 2009-04-02 Ira Rosen <irar@il.ibm.com>
5006 PR tree-optimization/39595
5007 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
5008 interleaved loads group is not greater than the SLP group size.
5010 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5012 * builtins.c (is_builtin_name): New.
5013 (called_as_built_in): Use is_builtin_name.
5014 * tree.h (is_builtin_name): New.
5015 * varasm.c (incorporeal_function_p): Use is_builtin_name
5017 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
5019 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
5021 2009-04-02 Dodji Seketeli <dodji@redhat.com>
5024 * c-decl.c (clone_underlying_type): Move this ...
5025 * c-common.c (set_underlying_type): ... here.
5026 Also, make sure the function properly sets TYPE_STUB_DECL() on
5027 the newly created typedef variant type.
5028 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
5029 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
5032 2009-04-02 Richard Guenther <rguenther@suse.de>
5034 PR tree-optimization/37221
5035 * tree-flow.h (degenerate_phi_result): Declare.
5036 * tree-ssa-dom.c (degenerate_phi_result): Export.
5037 * tree-scalar-evolution.c (analyze_initial_condition): If
5038 the initial condition is defined by a degenerate PHI node
5039 use the degenerate value.
5041 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
5043 PR rtl-optimization/39588
5044 * combine.c (merge_outer_ops): Do not set the constant when this
5046 (simplify_shift_const_1): Do not modify it either in this case.
5048 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
5050 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
5051 tuning is deprecated if -mtune value is set to an Itanium1 variant.
5053 2009-04-01 Janis Johnson <janis187@us.ibm.com>
5056 * c-lex.c (interpret_float): Default (no suffix) is double.
5058 2009-04-1 Xinliang David Li <davidxl@google.com>
5060 * config/i386/i386.c (legitimate_constant_p): Recognize
5061 all one vector constant.
5063 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5065 * config/vax/vax.c: Add #includes to silence warnings.
5066 Change #include order to silence two warnings.
5068 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5070 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
5071 (ASM_SPEC): Pass -k to the assembler for PIC code.
5073 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5075 * config.gcc: Add vax-*-linux* to the switch.
5076 * config/vax/linux.h: New file. (TARGET_VERSION,
5077 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
5079 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5081 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
5082 Use predicate macros instead of GET_CODE() == foo.
5083 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
5084 ashlsi3, rotrsi3, <unnamed>): Likewise.
5086 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5088 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
5089 jbbccihi, jbbccisi): Remova trailing whitespace.
5090 * config/vax/constraints.md: Likewise.
5091 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5092 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
5093 * config/vax/predicates.md: Likewise.
5094 * config/vax/vax.c (print_operand_address, vax_output_int_move,
5095 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
5096 * config/vax/vax.h: Likewise.
5097 * config/vax/vax.md (nonlocal_goto): Likewise.
5099 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5101 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
5102 (indirectable_address_p, adjacent_operands_p): Add spaces around
5104 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
5106 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5108 * config/vax/vax.c (legitimate_constant_address_p,
5109 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
5110 index_term_p, reg_plus_index_p, legitimate_address_p,
5111 vax_mode_dependent_address_p): Update comments to match functions
5112 modified by the recent int->bool conversion.
5114 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5116 * config/vax/builtins.md: Update copyright message.
5117 * config/vax/constraints.md: Likewise.
5118 * config/vax/netbsd-elf.h: Likewise.
5119 * config/vax/predicates.md: Likewise.
5120 * config/vax/vax-protos.h: Likewise.
5121 * config/vax/vax.c: Likewise.
5122 * config/vax/vax.h: Likewise.
5123 * config/vax/vax.md: Likewise.
5124 * config/vax/vax.opt: Likewise.
5126 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5128 * config/vax/builtins.md (ffssi2, ffssi2_internal,
5129 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
5130 * config/vax/constraints.md (B, R): Likewise.
5131 * config/vax/predicates.md (external_memory_operand,
5132 nonimmediate_addsub_di_operand): Likewise.
5133 * config/vax/vax.c (vax_output_int_add): Likewise.
5134 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
5135 untyped_call): Likewise.
5137 2009-04-01 Matt Thomas <matt@3am-software.com>
5139 * config/vax/predicates.md: New file.
5140 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
5141 external_const_operand, nonsymbolic_operand, external_memory_operand,
5142 indirect_memory_operand, indexed_memory_operand,
5143 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
5144 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
5146 * config/vax/constraints.md: New file.
5147 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
5149 * config/vax/builtins.md: New file.
5150 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
5151 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
5153 * config/vax/vax.opt (mqmath): Add option.
5154 * config/vax/vax.md (isfx): Extend with DI.
5155 (VAXintQH, VAXintQHSD): Define.
5156 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
5157 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
5158 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
5159 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
5160 (movdi): Update constraints and use vax_output_int_move().
5161 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
5162 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
5163 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
5164 nonlocal_goto): New.
5165 (mov<mode>): Extend accepted operand types.
5166 (subdi3_old): Rename from subdi3, change update constraints and use
5167 a new implementation.
5168 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
5169 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
5170 MOVE_RATIO, CLEAR_RATIO): Define.
5171 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
5172 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
5173 (PRINT_OPERAND): Redefine using a function instead of inlined code.
5174 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
5175 (split_quadword_operands): Make static and really allow variable
5177 (print_operand_address): Update for PIC generation.
5178 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
5179 indexable_address_p, fixup_mathdi_operand,
5180 vax_expand_addsub_di_operands, adjacent_operands_p): New.
5181 (vax_float_literal, legitimate_constant_p,
5182 indirectable_constant_address_p, index_term_p,
5183 reg_plus_index_p): Return bool instead of int.
5184 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
5186 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
5188 (vax_output_conditional_branch): Indent.
5189 (legitimate_constant_address_p, indirectable_constant_address_p,
5190 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
5191 vax_mode_dependent_address_p): Return bool instead of int, update for
5193 * config/vax/vax-protos.h (legitimate_constant_address_p,
5194 legitimate_constant_p, legitimate_address_p,
5195 vax_mode_dependent_address_p): Change declaration to bool.
5196 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
5197 vax_expand_addsub_di_operands, vax_output_int_subtract,
5198 vax_output_movmemsi): Declare.
5199 (split_quadword_operands, vax_float_literal): Delete declaration.
5200 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
5201 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
5202 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
5203 ASM_OUTPUT_DWARF_PCREL): Define.
5204 (ASM_SPEC): Change definition to allow PIC generation.
5206 2009-04-01 Steve Ellcey <sje@cup.hp.com>
5208 * doc/sourcebuild.texi: Update front-end requirements.
5210 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5213 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
5214 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
5215 (booldi3_internal3): Use boolean_or_operator instead of
5218 2009-04-01 Joseph Myers <joseph@codesourcery.com>
5221 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
5222 declarator whose size is not an integer constant expression but
5223 folds to an integer constant, then treat it as a constant
5226 2009-04-01 Richard Guenther <rguenther@suse.de>
5228 * fold-const.c (fold_plusminus_mult_expr): Do not fold
5229 i * 4 + 2 to (i * 2 + 1) * 2.
5231 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5234 * c-parser.c (c_parser_asm_statement): Skip until close paren and
5235 return if c_parser_asm_string_literal returned NULL.
5237 2009-04-01 Nick Clifton <nickc@redhat.com>
5239 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
5241 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
5242 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
5243 other typedefs to avoid conflicts with libgcc2.c. Define labels
5244 to gain 16-bit bit-manipulation functions from libgcc2.c and then
5246 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
5247 to gain 16-bit trapping arithmetic functions from libgcc2.c and
5250 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
5252 * varasm.c (default_function_rodata_section): Declare DOT as
5255 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
5256 Andrey Galkin <agalkin@hypercom.com>
5259 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
5260 Make object_name unique for each process.
5262 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5265 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
5266 addressable variables in the parallel that could go out of scope while
5267 running queued tasks.
5269 2009-04-01 Anatoly Sokolov <aesok@post.ru>
5271 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
5272 (CASE_VALUES_THRESHOLD): Redefine.
5273 * config/avr/avr.c (avr_override_options): Remove initialization of
5274 avr_case_values_threshold variable.
5275 (avr_case_values_threshold): Remove variable. Add new function.
5276 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
5277 * config/avr/avr.opt (mno-tablejump): Remove option.
5278 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
5280 2009-04-01 DJ Delorie <dj@redhat.com>
5282 * varasm.c (default_function_rodata_section): Don't assume
5283 anything about where the first '.' in the section name is.
5285 2009-04-01 Alan Modra <amodra@bigpond.net.au>
5287 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
5288 rs6000_emit_stack_tie.
5290 2009-03-31 Ian Lance Taylor <iant@google.com>
5292 * tree-eh.c (tree_remove_unreachable_handlers): Compare
5293 gimple_code with GIMPLE_RESX, not RESX.
5295 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5297 * c-common.c (c_get_ident): New.
5298 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
5300 2009-04-01 Ben Elliston <bje@au.ibm.com>
5302 * config/rs6000/sysv4.opt (msdata): Improve option description.
5304 2009-03-31 Steve Ellcey <sje@cup.hp.com>
5306 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
5307 (divdf3_internal_lat): Remove.
5308 (divxf3_internal_lat): Remove.
5309 (divxf3_internal_thr): Remove.
5310 (divxf): Use divxf3_internal.
5311 * config/ia64/div.md (divsf3_internal_lat): New.
5312 (divdf3_internal_lat): New.
5313 (divxf3_internal): New.
5315 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5318 * Makefile.in (USE_GCC_STDINT): Define.
5319 (stmp-int-hdrs): Install stdint.h if applicable.
5320 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
5322 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
5323 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
5324 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5325 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5326 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5327 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5328 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5329 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5330 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5331 (c_common_nodes_and_builtins): Initialize
5332 underlying_wchar_type_node. Do not initialize
5333 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
5334 nodes for new types.
5335 (c_stddef_cpp_builtins): Define macros for new types.
5336 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
5338 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
5339 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
5340 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
5341 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
5342 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
5343 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
5344 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
5345 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
5346 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
5347 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
5348 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
5349 int16_type_node, int32_type_node, int64_type_node,
5350 uint8_type_node, uint16_type_node, c_uint32_type_node,
5351 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
5352 int_least32_type_node, int_least64_type_node,
5353 uint_least8_type_node, uint_least16_type_node,
5354 uint_least32_type_node, uint_least64_type_node,
5355 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
5356 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
5357 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
5358 uintptr_type_node): Define.
5359 * c-cppbuiltin.c (builtin_define_constants,
5360 builtin_define_type_minmax): New.
5361 (builtin_define_stdint_macros): Define more macros.
5362 (c_cpp_builtins): Define more limit macros.
5364 (builtin_define_type_max): Define in terms of
5365 builtin_define_type_minmax. Remove is_long parameter. All
5367 * config.gcc (use_gcc_stdint): Define.
5368 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
5369 Add newlib-stdint.h for generic targets.
5370 * config/glibc-stdint.h, config/newlib-stdint.h,
5371 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
5372 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
5373 * config/score/score.h (UINTPTR_TYPE): Define.
5374 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5375 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5376 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5377 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5378 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5379 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5380 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5381 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5382 * config/spu/spu.h (STDINT_LONG32): Define.
5383 * configure.ac (use_gcc_stdint): Substitute.
5384 * configure: Regenerate.
5385 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
5386 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
5387 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
5388 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
5389 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
5390 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
5391 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
5392 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
5393 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
5394 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
5395 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
5396 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
5397 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
5398 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
5399 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
5400 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
5401 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
5402 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
5403 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
5404 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
5405 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
5406 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
5407 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5408 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5409 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5410 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5411 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5412 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5413 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
5415 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5417 * loop-iv.c (suitable_set_for_replacement): Renamed from
5418 simplify_using_assignment; changed to return bool and to accept new
5419 args DEST and SRC. Return true iff we find a source/destination pair
5420 that can be used to make a replacement, and fill SRC and DEST if so.
5421 Remove arg ALTERED. Don't deal with altered regs here. All callers
5423 (simplify_using_initial_values): Deal with altered regs here and track
5424 more precisely the effect they have on the validity of our expression.
5426 * loop-iv.c (simplify_using_condition): A condition of the form
5427 (EQ REG CONST) can be used to simply make a substitution.
5428 (simplify_using_initial_values): Keep track of conditions we have seen
5429 and keep using them to simplify new expressions, while applying the
5430 same substitutions to them as to the expression.
5432 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5433 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5436 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5437 changed. Use this when trying to improve the upper bound.
5438 Generate the comparison by using simplify_gen_relational.
5440 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5442 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5444 (simplify_using_assignment, simplify_using_initial_values): Call
5445 replace_in_expr to make replacements. Call replace_single_def_regs
5446 once on the initial version of the expression.
5448 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5451 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5453 2009-03-31 Richard Guenther <rguenther@suse.de>
5456 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5457 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5459 2009-03-31 Richard Guenther <rguenther@suse.de>
5461 * tree.h (div_if_zero_remainder): Declare.
5462 * fold-const.c (div_if_zero_remainder): Export.
5463 * tree-ssa-forwprop.c
5464 (forward_propagate_addr_into_variable_array_index): Handle
5465 constant array index addition outside of the variable index.
5467 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5470 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5471 define_splits, floatunssi<mode>2): Require x87 conversions from
5472 DImode to be permitted.
5474 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5476 PR preprocessor/15638
5477 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5479 2009-03-31 Richard Guenther <rguenther@suse.de>
5483 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5484 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5485 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5486 a separate statement.
5487 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5488 (lookup_tmp_var): Likewise.
5489 (is_gimple_formal_tmp_or_call_rhs): Remove.
5490 (is_gimple_reg_or_call_rhs): Rename to ...
5491 (is_gimple_reg_rhs_or_call): ... this.
5492 (is_gimple_mem_or_call_rhs): Rename to ...
5493 (is_gimple_mem_rhs_or_call): ... this.
5494 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5495 DECL_GIMPLE_REG_P only if is_formal is true.
5496 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5497 for non-proper post-modify expression gimplification.
5498 (gimplify_self_mod_expr): For post-modify expressions gimplify
5499 the lvalue to a minimal lvalue.
5500 (rhs_predicate_for): Remove formal temp case.
5501 (gimplify_modify_expr_rhs): Likewise.
5502 (gimplify_addr_expr): Use is_gimple_reg.
5503 (gimplify_expr): Remove formal temp cases.
5504 (gimple_regimplify_operands): Likewise.
5505 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5506 and FILTER_EXPR like constants.
5507 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5509 (is_gimple_formal_tmp_rhs): Remove.
5510 (is_gimple_reg_rhs): Remove special casing.
5511 (is_gimple_mem_rhs): Fix.
5512 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5513 (is_gimple_formal_tmp_var): Remove.
5514 (is_gimple_formal_tmp_reg): Likewise.
5515 (is_gimple_min_lval): Allow invariant component ref parts.
5516 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5517 is_gimple_formal_tmp_reg): Remove declarations.
5518 * tree-cfg.c (verify_expr): Verify that variables with address
5519 taken do not have DECL_GIMPLE_REG_P set.
5520 * tree-mudflap.c (mf_build_check_statement_for): Use
5521 force_gimple_operand instead of gimplify_expr.
5523 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5525 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5526 schedulable rows to compute_split_row.
5528 2009-03-31 Ben Elliston <bje@au.ibm.com>
5531 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5534 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5536 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5537 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5538 * configure: Regenerate.
5539 * config.in: Regenerate.
5540 * config/rs6000/rs6000.opt (mtls-markers): Add.
5541 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5542 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5543 (tls_ld_aix, tls_ld_sysv): Likewise.
5544 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5545 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5547 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5549 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5551 2009-03-30 Jan Hubicka <jh@suse.cz>
5553 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5555 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5556 detection and label handling.
5558 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5560 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5561 left_conflicts_size.
5562 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5563 ALLOCNO_LEFT_CONFLICTS_SIZE.
5565 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5566 remove_allocno_from_bucket_and_push,
5567 allocno_spill_priority_compare, push_allocnos_to_stack,
5568 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5569 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5570 (setup_allocno_left_conflicts_num): Ditto. Rename to
5571 setup_allocno_left_conflicts_size.
5572 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5573 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5574 setup_allocno_left_conflicts_size instead of
5575 setup_allocno_left_conflicts_num.
5577 * ira-build.c (ira_create_allocno): Use
5578 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5579 ALLOCNO_LEFT_CONFLICTS_NUM.
5581 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5583 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5584 instead of DF_LR_OUT.
5586 * ira-lives.c (process_bb_node_lives): Ditto.
5588 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5589 instead of DF_LR_{OUT,IN}.
5591 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5593 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5595 2009-03-30 Jan Hubicka <jh@suse.cz>
5597 * except.c (label_to_region_map): Fix thinko.
5599 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5602 * tree.h (tree_find_value): New declaration.
5603 * tree.c (tree_find_value): New function.
5604 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5606 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5609 * c-decl.c (struct c_binding): Add locus field.
5610 (bind): Add locus argument, set locus field from it.
5611 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5612 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5613 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5614 implicitly_declare, undeclared_variable, lookup_label,
5615 declare_label, c_make_fname_decl, c_builtin_function,
5616 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5619 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5622 * config/i386/i386.c (classify_argument): Check total size of
5625 2009-03-30 Martin Jambor <mjambor@suse.cz>
5627 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5628 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5629 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5632 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5633 seen_variable_array_ref while also traversing a union.
5635 * tree-inline.c (optimize_inline_calls): Do not call
5636 cgraph_node_remove_callees.
5637 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5638 (pass_remove_cgraph_callee_edges): New variable.
5639 * passes.c (init_optimization_passes): Add
5640 pass_remove_cgraph_callee_edges after early inlining and before all
5641 late intraprocedural passes.
5643 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5645 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5647 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5650 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5652 * combine.c (simplify_comparison): Use have_insn_for.
5653 * dojump.c (do_jump): Likewise.
5655 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5657 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5658 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5659 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5660 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5661 instead of sparc_compare_emitted.
5662 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5663 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5664 instead of sparc_compare_emitted.
5666 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5668 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5669 enter/exit cfglayout mode.
5670 (pass_partition_block): Require it.
5671 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5672 (combine_instructions): Track basic blocks instead of labels.
5673 (update_cfg_for_uncondjump): New.
5674 (try_combine): Use it. Update jumps after rescanning.
5675 (pass_combine): Require PROP_cfglayout.
5676 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5678 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5680 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5681 Provide/destroy PROP_cfglayout respectively.
5682 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5683 * tree-pass.h (PROP_cfglayout): New.
5685 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5687 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5688 fold_convert_const_fixed_from_fixed,
5689 fold_convert_const_fixed_from_int,
5690 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5691 set TREE_CONSTANT_OVERFLOW.
5692 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5693 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5695 2009-03-30 Ira Rosen <irar@il.ibm.com>
5697 * tree-vect-loop-manip.c: New file.
5698 * tree-vectorizer.c: Update documentation and included files.
5699 (vect_loop_location): Make extern.
5700 (rename_use_op): Move to tree-vect-loop-manip.c
5701 (rename_variables_in_bb, rename_variables_in_loop,
5702 slpeel_update_phis_for_duplicate_loop,
5703 slpeel_update_phi_nodes_for_guard1,
5704 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5705 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5706 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5707 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5708 find_loop_location): Likewise.
5709 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5710 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5711 get_vectype_for_scalar_type, vect_is_simple_use,
5712 supportable_widening_operation, supportable_narrowing_operation):
5714 (bb_in_loop_p): Move to tree-vect-loop.c.
5715 (new_loop_vec_info, destroy_loop_vec_info,
5716 reduction_code_for_scalar_code, report_vect_op,
5717 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5718 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5719 (vect_supportable_dr_alignment): Likewise.
5720 * tree-vectorizer.h (tree-data-ref.h): Include.
5721 (vect_loop_location): Declare.
5722 Reorganize function declarations according to the new file structure.
5723 * tree-vect-loop.c: New file.
5724 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5725 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5726 * tree-vect-data-refs.c: New file.
5727 * tree-vect-patterns.c (timevar.h): Don't include.
5728 * tree-vect-stmts.c: New file.
5729 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5730 tree-vect-slp.c, tree-vect-loop.c.
5731 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5732 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5733 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5734 (tree-vect-analyze.o): Remove.
5735 (tree-vect-transform.o): Likewise.
5736 (tree-vect-data-refs.o): Add rule.
5737 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5738 tree-vect-slp.o): Likewise.
5739 (tree-vect-patterns.o): Remove redundant dependencies.
5740 (tree-vectorizer.o): Likewise.
5741 * tree-vect-slp.c: New file.
5743 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5745 * optc-gen.awk: Warn if an option flag has multiple different
5748 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5750 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5751 -floop-block): Document dependences on PPL, CLooG and Graphite.
5753 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5755 PR rtl-optimization/323
5756 * c-common.c (c_fully_fold, convert_and_check,
5757 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5758 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5759 * c-common.def (EXCESS_PRECISION_EXPR): New.
5760 * c-cppbuiltin.c (builtin_define_float_constants): Define
5761 constants with enough digits for long double.
5762 * c-lex.c (interpret_float): Interpret constant with excess
5763 precision where appropriate.
5764 * c-opts.c (c_common_post_options): Set
5765 flag_excess_precision_cmdline. Give an error for
5766 -fexcess-precision=standard for C++ for processors where the
5767 option is significant.
5768 * c-parser.c (c_parser_conditional_expression): Handle excess
5769 precision in condition.
5770 * c-typeck.c (convert_arguments): Handle arguments with excess
5772 (build_unary_op): Move excess precision outside operation.
5773 (build_conditional_expr): Likewise.
5774 (build_compound_expr): Likewise.
5775 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5776 (build_modify_expr): Handle excess precision in RHS.
5777 (convert_for_assignment): Handle excess precision in converted
5779 (digest_init, output_init_element, process_init_element): Handle
5780 excess precision in initializer.
5781 (c_finish_return): Handle excess precision in return value.
5782 (build_binary_op): Handle excess precision in operands and add
5783 excess precision as needed for operation.
5784 * common.opt (-fexcess-precision=): New option.
5785 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5786 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5787 For standard excess precision, output explicit conversion to and
5788 truncation from XFmode.
5789 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5790 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5791 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5792 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5793 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5794 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5795 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5796 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5797 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5798 define_splits, sqrt<mode>2): Disable where appropriate for
5799 standard excess precision.
5800 * convert.c (convert_to_real): Do not shorten arithmetic to type
5801 for which excess precision would be used.
5802 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5803 * doc/invoke.texi (-fexcess-precision=): Document option.
5804 (-mfpmath=): Correct index entry.
5805 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5806 flag_excess_precision): New.
5807 * langhooks.c (lhd_post_options): Set
5808 flag_excess_precision_cmdline.
5809 * opts.c (common_handle_option): Handle -fexcess-precision=.
5810 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5811 init_excess_precision): New.
5812 (lang_dependent_init_target): Call init_excess_precision.
5813 * tree.c (excess_precision_type): New.
5814 * tree.h (excess_precision_type): Declare.
5816 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5819 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5820 non-lvalue to component.
5822 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5824 PR preprocessor/34695
5825 * Makefile.in (c-opts.o): Depend on c-tree.h.
5826 * c-common.c: Move down include of diagnostic.h.
5827 (done_lexing, c_cpp_error): New.
5828 * c-common.h (done_lexing): Declare.
5829 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5831 * c-opts.c: Include c-tree.h.
5832 (c_common_init_options): Set preprocessor error callback.
5833 (c_common_handle_option): Do not set preprocessor
5834 inhibit_warnings, warnings_are_errors, warn_system_headers,
5835 pedantic_errors or inhibit_warnings flags.
5836 (c_common_post_options): Do not check cpp_errors (parse_in).
5837 (c_common_finish): Do not output dependencies if there were
5838 errors. Do not check return value of cpp_finish.
5839 * c-ppoutput.c (pp_file_change): Set input_location.
5840 * c-tree.h (c_cpp_error): Declare.
5841 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5843 (diagnostic_build_prefix): Check override_column.
5844 * diagnostic.h (diagnostic_info): Add override_column field.
5845 (diagnostic_override_column): Define.
5847 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5849 * c-common.c (c_expand_expr, c_staticp): Remove.
5850 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5851 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5852 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5853 * c-gimplify.c (gimplify_compound_literal_expr,
5854 optimize_compound_literals_in_ctor): Remove.
5855 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5856 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5857 * c-semantics.c (emit_local_var): Remove.
5859 * langhooks-def.h (lhd_expand_expr): Remove.
5860 * langhooks.c (lhd_expand_expr): Remove.
5861 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5863 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5864 handling from c-semantics.c; don't call into langhook.
5865 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5866 * gimplify.c (gimplify_compound_literal_expr,
5867 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5868 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5869 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5870 as was done in c-gimplify.c.
5871 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5872 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5873 Move from c-common.h.
5874 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5876 * tree.c (staticp): Do not call langhook.
5877 * langhooks.c (lhd_staticp): Delete.
5878 * langhooks-def.h (lhd_staticp): Delete prototype.
5879 (LANG_HOOKS_STATICP): Delete.
5880 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5882 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5883 instead of DECL_STMTs.
5885 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5893 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5895 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5896 contained expression.
5897 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5898 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5899 conditional expressions for C.
5900 (decl_constant_value_for_optimization): Move from
5901 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5902 whether optimizing and that the expression is a VAR_DECL not of
5903 array type instead of doing such checks in the caller. Do not
5904 check pedantic. Call gcc_unreachable for C++.
5905 * c-common.def (C_MAYBE_CONST_EXPR): New.
5906 * c-common.h (c_fully_fold, c_save_expr,
5907 decl_constant_value_for_optimization): New prototypes.
5908 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5909 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5910 EXPR_INT_CONST_OPERANDS): Define.
5911 * c-convert.c (convert): Strip nops from expression.
5912 * c-decl.c (groktypename): Take extra parameters expr and
5913 expr_const_operands. Update call to grokdeclarator.
5914 (start_decl): Update call to grokdeclarator. Add statement for
5915 expressions used in type of decl.
5916 (grokparm): Update call to grokdeclarator.
5917 (push_parm_decl): Update call to grokdeclarator.
5918 (build_compound_literal): Add parameter non_const and build a
5919 C_MAYBE_COSNT_EXPR if applicable.
5920 (grokdeclarator): Take extra parameters expr and
5921 expr_const_operands. Track expressions used in declaration
5922 specifiers and declarators. Fold array sizes and track whether
5923 they are constant expressions and whether they are integer
5924 constant expressions.
5925 (parser_xref_tag): Set expr and expr_const_operands fields in
5927 (grokfield): Update call to grokdeclarator.
5928 (start_function): Update call to grokdeclarator.
5929 (build_null_declspecs): Set expr and expr_const_operands fields in
5931 (declspecs_add_type): Handle expressions in typeof specifiers.
5932 * c-parser.c (c_parser_declspecs): Set expr and
5933 expr_const_operands fields for declaration specifiers.
5934 (c_parser_enum_specifier): Likewise.
5935 (c_parser_struct_or_union_specifier): Likewise.
5936 (c_parser_typeof_specifier): Likewise. Update call to
5937 groktypename. Fold expression as needed. Return expressions with
5938 type instead of adding statements.
5939 (c_parser_attributes): Update calls to c_parser_expr_list.
5940 (c_parser_statement_after_labels): Fold expression before passing
5941 to objc_build_throw_stmt.
5942 (c_parser_condition): Fold expression.
5943 (c_parser_asm_operands): Fold expression.
5944 (c_parser_conditional_expression): Use c_save_expr. Update call
5945 to build_conditional_expr.
5946 (c_parser_alignof_expression): Update call to groktypename.
5947 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5948 original_code. Fold expression argument of va_arg. Create
5949 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5950 argument to va_arg. Update calls to groktypename. Fold array
5951 index for offsetof. Verify that first argument to
5952 __builtin_choose_expr has integer type.
5953 (c_parser_postfix_expression_after_paren_type): Update calls to
5954 groktypename and build_compound_literal. Handle expressions with
5955 side effects in type name.
5956 (c_parser_postfix_expression_after_primary): Update call to
5957 c_parser_expr_list. Set original_code for calls to
5958 __builtin_constant_p.
5959 (c_parser_expr_list): Take extra parameter fold_p. Fold
5960 expressions if requested.
5961 (c_parser_objc_type_name): Update call to groktypename.
5962 (c_parser_objc_synchronized_statement): Fold expression.
5963 (c_parser_objc_receiver): Fold expression.
5964 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5965 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5966 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5967 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5968 (struct c_typespec): Add elements expr and expr_const_operands.
5969 (struct c_declspecs): Add elements expr and expr_const_operands.
5970 (groktypename, build_conditional_expr, build_compound_literal):
5972 (in_late_binary_op): Declare.
5973 * c-typeck.c (note_integer_operands): New function.
5974 (in_late_binary_op): New variable.
5975 (decl_constant_value_for_broken_optimization): Move to c-common.c
5976 and rename to decl_constant_value_for_optimization.
5977 (default_function_array_conversion): Do not strip nops.
5978 (default_conversion): Do not call
5979 decl_constant_value_for_broken_optimization.
5980 (build_array_ref): Do not fold result.
5981 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5982 result when operand is a VLA.
5983 (c_expr_sizeof_type): Update call to groktypename. Handle
5984 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5985 result when operand names a VLA type.
5986 (build_function_call): Update call to build_compound_literal.
5987 Only fold result for calls to __builtin_* functions. Strip
5988 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5989 the function designator.
5990 (convert_arguments): Fold arguments. Update call to
5991 convert_for_assignment.
5992 (build_unary_op): Handle increment and decrement of
5993 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5994 decrement earlier. Fold operand of increment and decrement.
5995 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5996 built for integer operand. Wrap returns that are INTEGER_CSTs
5997 without being integer constant expressions or that have integer
5998 constant operands without being INTEGER_CSTs.
5999 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
6000 (build_conditional_expr): Add operand ifexp_bcp. Track whether
6001 result is an integer constant expression or can be used in
6002 unevaluated parts of one and avoid folding and wrap as
6003 appropriate. Fold operands before possibly doing -Wsign-compare
6005 (build_compound_expr): Wrap result for C99 if operands can be used
6006 in integer constant expressions.
6007 (build_c_cast): Update call to digest_init. Do not ignore
6008 overflow from casting floating-point constants to integers. Wrap
6009 results that could be confused with integer constant expressions,
6010 null pointer constants or floating-point constants.
6011 (c_cast_expr): Update call to groktypename. Handle expressions
6012 included in type name.
6013 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
6014 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
6015 Update calls to convert_for_assignment.
6016 (convert_for_assignment): Take new parameter
6017 null_pointer_constant. Do not strip nops or call
6018 decl_constant_value_for_broken_optimization. Set
6019 in_late_binary_op for conversions to boolean.
6020 (store_init_value): Update call to digest_init.
6021 (digest_init): Take new parameter null_pointer_constant. Do not
6022 call decl_constant_value_for_broken_optimization. pedwarn for
6023 initializers not constant expressions. Update calls to
6024 convert_for_assignment.
6025 (constructor_nonconst): New.
6026 (struct constructor_stack): Add nonconst element.
6027 (really_start_incremental_init, push_init_level, pop_init_level):
6028 Handle constructor_nonconst and nonconst element.
6029 (set_init_index): Call constant_expression_warning for array
6031 (output_init_element): Fold value. Set constructor_nonconst as
6032 applicable. pedwarn for initializers not constant expressions.
6033 Update call to digest_init. Call constant_expression_warning
6034 where constant initializers are required.
6035 (process_init_element): Use c_save_expr.
6036 (c_finish_goto_ptr): Fold expression.
6037 (c_finish_return): Fold return value. Update call to
6038 convert_for_assignment.
6039 (c_start_case): Fold switch expression.
6040 (c_process_expr_stmt): Fold expression.
6041 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
6042 ensure statement expression is not evaluated in constant expression.
6043 (build_binary_op): Track whether results are integer constant
6044 expressions or may occur in such, disable folding and wrap results
6045 as applicable. Fold operands for -Wsign-compare warnings unless
6047 (c_objc_common_truthvalue_conversion): Handle results folded to
6048 integer constants that are not integer constant expressions.
6049 * doc/extend.texi: Document when typeof operands are evaluated,
6050 that condition of __builtin_choose_expr is an integer constant
6051 expression, and more about use of __builtin_constant_p in
6054 2009-03-29 Richard Guenther <rguenther@suse.de>
6056 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
6057 propagate addresses of array references.
6059 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
6061 * regmove.c (perhaps_ends_bb_p): Remove.
6062 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
6063 from INSN and check that the main loop stays within that basic block.
6064 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
6065 (regmove_forward_pass): Split out from regmove_optimize. Use
6066 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
6067 (regmove_backward_pass): Split out from regmove_optimize. Use
6068 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
6069 (regmove_optimize): Simplify.
6071 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6074 * config/i386/i386.c (classify_argument): Ignore flexible array
6075 member in struct and warn ABI change.
6077 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6079 * config/i386/i386-protos.h (ix86_agi_dependent): New.
6081 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
6082 (ix86_adjust_cost): Updated.
6084 2009-03-29 Jan Hubicka <jh@suse.cz>
6087 * tree-pass.h (pass_cleanup_eh): New function.
6088 (remove_unreachable_regions): Break code handling RTL
6089 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
6090 that can not be reached by runtime.
6091 (can_be_reached_by_runtime): New function.
6092 (label_to_region_map): New function.
6093 (num_eh_regions): New function.
6094 (rtl_remove_unreachable_regions): New function.
6095 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
6096 (remove_eh_region): New function.
6097 * except.h: Include sbitmap and vecprim.
6098 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
6099 num_eh_regions): Declare.
6100 * passes.c (init_optimization_passes): Schedule cleanup_eh.
6101 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
6102 * tree-eh.c (tree_remove_unreachable_handlers): New function.
6103 (tree_empty_eh_handler_p): New function.
6104 (cleanup_empty_eh): New function.
6105 (cleanup_eh): New function.
6106 (pass_cleanup_eh): New function.
6108 2009-03-29 Jan Hubicka <jh@suse.cz>
6110 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
6111 for removed regions.
6113 2009-03-29 Jan Hubicka <jh@suse.cz>
6115 * except.c (dump_eh_tree): Dump all datastructures.
6117 2009-03-29 Jan Hubicka <jh@suse.cz>
6119 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
6120 (duplicate_eh_regions_1): Likewise.
6121 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
6122 vector; call EH verification.
6123 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6124 Be ready for region being removed.
6126 2009-03-29 Jan Hubicka <jh@suse.cz>
6128 * bitmap.c (bitmap_last_set_bit): New function.
6129 * bitmap.h (bitmap_last_set_bit): Declare.
6131 2009-03-29 David Ayers <ayers@fsfe.org>
6134 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
6135 by calling objc_compare_types and surpress warnings about
6136 incompatible C pointers that are compatible ObjC pointers.
6138 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
6140 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
6141 call initialize_inline_failed.
6142 (initialize_inline_failed): Move it from here ...
6143 * cgraph.c (initialize_inline_failed): ... to here.
6144 (cgraph_create_edge): Call initialize_inline_failed rather than
6145 setting inline_failed directly.
6147 2009-03-29 Ben Elliston <bje@au.ibm.com>
6150 * sysv4.opt (msdata): Improve comment.
6151 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
6152 * sysv4.h (SVR4_ASM_SPEC): Likewise.
6154 2009-03-29 Ben Elliston <bje@au.ibm.com>
6157 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
6158 load and store attributes.
6160 2009-03-29 Ben Elliston <bje@au.ibm.com>
6162 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
6163 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
6164 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
6165 * doc/extend.texi (X86 Built-in Functions): Add index entries for
6166 __builtin_infq and __builtin_huge_valq.
6168 2009-03-28 Anatoly Sokolov <aesok@post.ru>
6170 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
6172 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6173 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
6175 2009-03-28 Xinliang David Li <davidxl@google.com>
6177 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
6178 (do_dbg_cnt): New function.
6180 2009-03-28 Jan Hubicka <jh@suse.cz>
6182 Merge from pretty-ipa:
6184 2009-03-27 Jan Hubicka <jh@suse.cz>
6186 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6187 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
6188 * passes.c (function_called_by_processed_nodes_p): New.
6189 * ipa-pure-const.c (check_call): Fix handling of operands.
6190 (analyze_function): Dump debug output for skipped bodies.
6191 (local_pure_const): Use function_called_by_processed_nodes_p.
6192 * dwarf2out.c (reference_to_unused): Use output.
6193 * passes.c (do_per_function_toporder): Likewise.
6195 2008-11-12 Jan Hubicka <jh@suse.cz>
6197 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
6198 * ipa-pure-const.c (funct_state_d): Add can throw field; make
6199 state_set_in_source enum
6200 (check_decl): Ignore memory tags; do not set fake looping flags;
6202 (check_operand, check_tree, check_rhs_var, check_lhs_var,
6203 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
6204 (check_call, analyze_function): Rewrite.
6206 (add_new_function): Update call of analyze_function.
6207 (generate_summary): Add call of analyze_function.
6208 (propagate): Propagate can_throw; handle state_set_in_source correctly.
6209 (local_pure_const): New function.
6210 (pass_local_pure_const): New pass.
6211 * ipa-inline.c (inline_transform): Set after_inlining.
6212 * tree-eh.c (stmt_can_throw_external): New.
6213 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
6214 work with aliasing built.
6215 * tree-flow.h (stmt_can_throw_external): New.
6216 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
6217 and local pure/const pass in early and late optimization queue.
6219 2009-03-28 Martin Jambor <mjambor@suse.cz>
6221 * fold-const.c (get_pointer_modulus_and_residue): New parameter
6223 (fold_binary): Allow function decl aligment consideration is the
6224 second argument is integer constant one.
6225 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
6226 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
6227 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
6229 2009-03-28 Jan Hubicka <jh@suse.cz>
6231 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
6232 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
6233 * function.h (rtl_data): Add nothrow flag.
6234 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
6235 set DECL_NOTHROW for AVAILABLE functions.
6237 2009-03-28 Jakub Jelinek <jakub@redhat.com>
6239 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
6240 following vector keyword has expansion starting with pixel or bool
6241 keyword, expand vector to __vector and pixel or bool to __pixel or
6245 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
6246 warn_if_disallowed_function_p): Removed.
6247 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
6248 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
6249 warning_if_disallowed_function_p.
6250 * flags.h (warn_if_disallowed_function_p,
6251 warn_disallowed_functions): Removed.
6252 * common.opt (Wdisallowed-function-list=): Removed.
6253 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
6255 2009-03-28 Richard Guenther <rguenther@suse.de>
6257 PR tree-optimization/38723
6258 * tree-ssa-pre.c (compute_avail): Add all default definitions to
6261 2009-03-28 Jan Hubicka <jh@suse.cz>
6263 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
6264 test introduced by my previous patch.
6266 2009-03-28 Richard Guenther <rguenther@suse.de>
6268 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
6269 the PHIs value undefined.
6271 2009-03-28 Jan Hubicka <jh@suse.cz>
6273 * tree-pass.h (pass_fixup_cfg): New pass.
6274 * ipa-inline.c (inline_transform): Set
6275 always_inline_functions_inlined/after_inlining.
6276 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
6277 (pass_fixup_cfg): New pass.
6278 * passes.c (init_optimization_passes): Add fixup_cfg.
6280 2009-03-28 Richard Guenther <rguenther@suse.de>
6282 PR tree-optimization/38458
6283 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
6284 argument use the arguments copy-of value.
6286 2009-03-28 Richard Guenther <rguenther@suse.de>
6288 PR tree-optimization/38180
6289 * tree-ssa-ccp.c (get_default_value): Simplify.
6290 (likely_value): Likewise.
6291 (surely_varying_stmt_p): Properly handle VOP case.
6292 (ccp_initialize): Likewise.
6293 (ccp_fold): Handle propagating through *&.
6294 (fold_const_aggregate_ref): Also handle decls.
6296 2009-03-28 Jan Hubicka <jh@suse.cz>
6298 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6299 * cgraph.h (cgraph_node): Likewise.
6300 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
6301 (cgraph_reset_node): Use process flag.
6302 (cgraph_mark_functions_to_output): Likewise.
6303 (cgraph_expand_function): Likewise.
6304 (cgraph_expand_all_functions): Likewise.
6305 (cgraph_output_in_order): Likewise.
6306 * dwarf2out.c (reference_to_unused): Likewise.
6307 * passes.c do_per_function_toporder): Likewise.
6309 2009-03-28 Jan Hubicka <jh@suse.cz>
6311 Bring from lto-branch:
6313 2008-09-03 Doug Kwan <dougkwan@google.com>
6315 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
6316 enums instead of reason strings.
6317 * cgraph.c (cgraph_create_edge): Same.
6318 (cgraph_inline_failed_string): New function.
6319 * cgraph.h (cgraph_inline_failed_t): New enum type.
6320 (cgraph_inline_failed_string): New prototype.
6321 (struct cgraph_edge): Change type of INLINED_FAILED from constant
6322 char pointer to cgraph_inline_failed_t.
6323 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
6324 (cgraph_default_inline_p): Ditto.
6325 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
6326 to cgraph_inline_failed_t pointer.
6327 * cif-code.def: New file.
6328 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
6330 (cgraph_check_inline_limits): Change type of REASON to pointer to
6331 cgraph_inline_failed_t. Replace reason strings with enums.
6332 (cgraph_default_inline_p): Ditto.
6333 (cgraph_recursive_inlining_p): Ditto.
6334 (update_caller_keys): Change type of FAILED_REASON to
6335 cgraph_inline_failed_t.
6336 (cgraph_set_inline_failed): Change type of REASON to pointer to
6337 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
6338 convert enums to strings for text output.
6339 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
6340 to be of type cgraph_inline_failed_t. Replace reason strings with
6341 enums. Call cgraph_inline_failed_string to covert enums
6342 to strings for text output.
6343 (cgraph_decide_inlining): Replace reason strings with enums.
6344 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
6345 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
6347 * tree-inline.c (expand_call_inline): Change type of REASON
6348 to cgraph_inline_failed_t. Replace reason strings with enums.
6349 Call cgraph_inline_failed_string for text output.
6350 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
6353 2009-03-28 Jan Hubicka <jh@suse.cz>
6355 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
6356 cgraph_clone_node): Remove master clone handling.
6357 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6358 * cgraph.h (master_clone): Remove.
6359 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6360 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
6361 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
6363 2009-03-28 Jan Hubicka <jh@suse.cz>
6365 * cgraph.c (cgraph_function_body_availability): Functions declared
6366 inline are always safe to assume that it is not going to be replaced.
6368 2009-03-28 Richard Guenther <rguenther@suse.de>
6370 PR tree-optimization/38513
6371 * tree-ssa-pre.c (eliminate): Remove redundant stores.
6372 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6373 EXC_PTR_EXPR and FILTER_EXPR.
6374 (get_ref_from_reference_ops): Likewise.
6376 2009-03-28 Richard Guenther <rguenther@suse.de>
6378 PR tree-optimization/38968
6379 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6380 Use FLOOR_MOD_EXPR to compute misalignment.
6382 2009-03-28 Richard Guenther <rguenther@suse.de>
6384 PR tree-optimization/37795
6385 * tree.h (combine_comparisons): Declare.
6386 * fold-const.c (combine_comparisons): Export.
6387 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
6389 (ifcombine_iforif): Use combine_comparisons.
6391 2009-03-28 Jan Hubicka <jh@suse.cz>
6393 * tree-eh.c (inlinable_call_p): New function.
6394 (make_eh_edges): Use it.
6395 (verify_eh_edges): Use it.
6396 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
6397 * except.c (reachable_next_level): Add inlinable_function argument
6398 (sjlj_find_directly_reachable_regions): Update.
6399 (add_reachable_handler): Do not set saw_any_handlers.
6400 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
6401 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6402 Add new inlinable call parameter.
6403 (can_throw_internal, can_throw_external): Update.
6404 * except.h (can_throw_internal_1, can_throw_external_1,
6405 foreach_reachable_handler): Update declaration.
6407 2009-03-28 Joseph Myers <joseph@codesourcery.com>
6409 * config/arm/t-arm-coff, config/h8300/coff.h,
6410 config/i386/i386-aout.h, config/i386/i386-coff.h,
6411 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
6412 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6413 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6414 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6415 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6416 sys-types.h: Remove.
6417 * Makefile.in: Remove protoize and fixproto support and references
6419 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6420 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6422 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6423 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6424 unprotoize$(exeext).
6425 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6426 (.PHONY): Don't depend on proto.
6427 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6428 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6429 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6430 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6431 build/gen-protos.o, build/scan.o, xsys-protos.h,
6432 build/fix-header$(build_exeext), build/fix-header.o,
6433 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6434 stmp-install-fixproto): Remove.
6435 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6436 SYSCALLS.c or fixproto files.
6437 (install-common): Don't install protoize.
6438 (install-headers-tar, install-headers-cpio, install-headers-cp):
6439 Don't depend on $(STMP_FIXPROTO).
6440 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6441 install fixproto files or write out fixproto settings.
6442 (uninstall): Don't uninstall protoize.
6443 * config.gcc (use_fixproto): Remove.
6444 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6445 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6446 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6447 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6448 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6449 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6450 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6451 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6452 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6453 * config/t-vxworks (STMP_FIXPROTO): Remove.
6454 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6455 STMP_FIXPROTO): Remove.
6456 * config.in, configure: Regenerate.
6457 * crtstuff.c (gid_t, uid_t): Don't undefine.
6458 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6459 (arm-*-coff, arm-*-aout: Remove target entries.
6460 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6461 Remove mention of AIX 4.1.
6462 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6463 * doc/invoke.texi (Running Protoize): Remove.
6464 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6465 (Protoize Caveats): Remove.
6466 * tsystem.h: Update comments on headers assumed to exist.
6468 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6470 * genautomata.c: Add a new year to the copyright. Add a new
6472 (struct insn_reserv_decl): Add comments for member bypass_list.
6473 (find_bypass): Remove.
6474 (insert_bypass): New.
6475 (process_decls): Use insert_bypass.
6476 (output_internal_insn_latency_func): Output all bypasses with the
6477 same input insn in one switch case.
6479 * rtl.def (define_bypass): Describe bypass choice.
6480 * doc/md.texi (define_bypass): Ditto.
6482 2009-03-27 Richard Guenther <rguenther@suse.de>
6484 * gimplify.c (mark_addressable): Export.
6485 * tree-flow.h (mark_addressable): Declare.
6486 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6487 * tree-ssa.c (verify_phi_args): Verify that address taken
6488 variables have TREE_ADDRESSABLE set.
6490 2009-03-27 Richard Guenther <rguenther@suse.de>
6492 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6493 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6494 Do not mark decls TREE_ADDRESSABLE.
6495 (build_fold_addr_expr): Adjust.
6496 (fold_addr_expr): Remove.
6497 (fold_unary): Use build_fold_addr_expr.
6498 (fold_comparison): Likewise.
6499 (split_address_to_core_and_offset): Likewise.
6500 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6502 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6503 (gimplify_modify_expr_to_memcpy): Mark source and destination
6505 * omp-low.c (create_omp_child_function): Mark the object decl
6507 (lower_rec_input_clauses): Mark the var we take the address of
6509 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6511 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6514 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6515 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6517 2009-03-27 Richard Guenther <rguenther@suse.de>
6519 PR tree-optimization/39120
6520 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6522 (handle_lhs_call): Process return constraints. Add escape
6523 constraints if necessary.
6524 (handle_const_call): Fill out return constraints. Make nested
6525 case more precise. Avoid consttmp if possible.
6526 (handle_pure_call): Fill out return constraints. Avoid
6527 callused if possible.
6528 (find_func_aliases): Simplify call handling.
6530 2009-03-27 Richard Guenther <rguenther@suse.de>
6532 PR tree-optimization/39120
6533 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6534 as a representative.
6535 (solve_graph): Do propagate CALLUSED.
6536 (handle_pure_call): Use a scalar constraint from CALLUSED for
6538 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6541 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6544 * c-common.c (handle_aligned_attribute): Properly check alignment
6545 overflow. Use (1U << i) instead of (1 << i).
6547 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6549 * expr.h (get_mem_align_offset): Updated.
6551 * tree.h (tree_decl_common): Change align to "unsigned int" and
6552 move it before pointer_alias_set.
6554 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6555 Jakub Jelinek <jakub@redhat.com>
6558 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6559 gr_register_operand with gr_reg_or_0_operand.
6560 (cmpxchg_rel_di): Likewise.
6561 (sync_lock_test_and_set<mode>): Likewise.
6563 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6565 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6566 (true_regnum): Likewise.
6568 * rtlanal.c (subreg_info): Moved to ...
6569 * rtl.h (subreg_info): Here. New.
6570 (subreg_get_info): New.
6572 * rtlanal.c (subreg_get_info): Make it extern.
6574 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6577 * config/i386/i386.c (ix86_abi): New.
6578 (override_options): Handle -mabi=.
6579 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6580 (ix86_call_abi_override): Likewise.
6581 (init_cumulative_args): Likewise.
6582 (function_arg_advance): Likewise.
6583 (function_arg_64): Likewise.
6584 (function_arg): Likewise.
6585 (ix86_pass_by_reference): Likewise.
6586 (ix86_function_value_regno_p): Likewise.
6587 (ix86_build_builtin_va_list_abi): Likewise.
6588 (setup_incoming_varargs_64): Likewise.
6589 (is_va_list_char_pointer): Likewise.
6590 (ix86_init_machine_status): Likewise.
6591 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6592 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6593 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6594 (ix86_function_abi): Make it static and return enum calling_abi.
6595 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6597 (ix86_fn_abi_va_list): Updated.
6599 * config/i386/i386.h (ix86_abi): New.
6600 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6601 (CONDITIONAL_REGISTER_USAGE): Likewise.
6602 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6603 (machine_function): Likewise.
6605 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6607 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6608 (STACK_BOUNDARY): Likewise.
6609 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6611 * config/i386/i386.opt (mabi=): New.
6613 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6614 return enum calling_abi.
6615 (ix86_function_type_abi): Likewise.
6616 (ix86_function_abi): Removed.
6618 * doc/invoke.texi: Document -mabi= option for x86.
6620 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6622 * builtins.c (real_dconstp): Delete.
6623 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6625 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6626 Jakub Jelinek <jakub@redhat.com>
6629 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6630 (gen_subprogram_die): When a function is explicit, generate the
6631 DW_AT_explicit attribute.
6632 * langhooks.h (struct lang_hooks_for_decls): Add
6633 function_decl_explicit_p langhook.
6634 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6635 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6637 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6639 * builtins.c (fold_builtin_memory_op): Optimize memmove
6640 into memcpy if we can prove source and destination don't overlap.
6642 * tree-inline.c: Include gt-tree-inline.h.
6643 (clone_fn_id_num): New variable.
6644 (clone_function_name): New function.
6645 (tree_function_versioning): Use it.
6646 * Makefile.in (GTFILES): Add tree-inline.c.
6648 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6650 * BASE-VER: Change to 4.5.0.
6652 2009-03-27 Xinliang David Li <davidxl@google.com>
6654 PR tree-optimization/39557
6655 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6657 2009-03-27 Xinliang David Li <davidxl@google.com>
6659 PR tree-optimization/39548
6660 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6663 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6665 * c-common.c (pointer_int_sum): Use %wd on return from
6668 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6670 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6671 on return from tree_low_cst.
6673 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6676 * ginclude/stdarg.h (va_copy): Define also for
6677 __GXX_EXPERIMENTAL_CXX0X__.
6679 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6682 * builtins.h (c_strlen): Do not warn here.
6683 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6684 * c-common.c (pointer_int_sum): Take an explicit location.
6685 Warn about offsets out of bounds.
6686 * c-common.h (pointer_int_sum): Adjust declaration.
6688 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6690 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6693 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6696 * opts.c (warn_if_disallowed_function_p): Don't assume
6697 get_callee_fndecl must return non-NULL.
6699 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6701 PR rtl-optimization/39522
6702 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6703 when reg_reloaded_valid is set.
6705 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6707 * config/spu/divv2df3.c: New file.
6708 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6709 (DPBIT_FUNCS): Filter out _div_df.
6711 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6713 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6714 a jump insn, count that jump in the distance to the loop start.
6716 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6719 * config/sh/sh.c (calc_live_regs): Fix condition for global
6720 registers except PIC_OFFSET_TABLE_REGNUM.
6722 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6725 * doc/invoke.texi (-mconsole): New.
6729 (-mnop-fun-dllimport): New.
6733 (sub section "i386 and x86-64 Windows Options"): New.
6735 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6737 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6738 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6740 2009-03-25 Richard Guenther <rguenther@suse.de>
6743 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6746 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6748 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6749 neither of haifa/selective schedulers are working.
6751 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6753 * doc/invoke.texi (Debugging Options): Fix description of
6754 -fno-merge-debug-strings.
6756 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6758 * config/cris/libgcc.ver: New version-script.
6759 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6761 * configure.ac <GAS features, nop mnemonic>: Add pattern
6762 crisv32-*-* for "nop".
6763 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6764 * configure: Regenerate.
6766 2009-03-24 Ira Rosen <irar@il.ibm.com>
6768 PR tree-optimization/39529
6769 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6770 mark_sym_for_renaming for the tag copied to the new vector
6773 2009-03-24 Arthur Loiret <aloiret@debian.org>
6775 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6776 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6777 EXTRA_SPEC_FUNCTIONS.
6778 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6779 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6780 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6781 -march and -mtune options.
6783 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6785 * config/m68k/t-rtems: Add m5329 multilib.
6787 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6788 Jakub Jelinek <jakub@redhat.com>
6791 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6794 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6797 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6798 instead of c_parser_expression_conv, if original_code isn't one of the
6799 4 allowed comparison codes, fail.
6801 2009-03-23 Richard Guenther <rguenther@suse.de>
6803 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6804 * tree.h (struct tree_type): Likewise.
6805 * reload.h (struct insn_chain): Likewise.
6806 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6807 * function.h (struct function): Likewise.
6808 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6810 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6812 PR tree-optimization/39516
6813 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6815 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6817 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6818 should be set true if BITS_PER_WORD of target is bigger than 32
6820 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6822 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6823 Translate -B-options to -rpath-link. Correct existing
6824 rpath-link and conditionalize on !nostdlib.
6826 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6828 * doc/extend.texi (Function Attributes, Variable Attributes):
6830 * doc/invoke.texi (Debugging Options, Optimize Options)
6831 (i386 and x86-64 Options, MCore Options): Likewise.
6833 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6836 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6837 it for block local namespace aliases.
6838 (gen_decl_die): Pass context_die to gen_namespace_die.
6840 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6843 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6844 minimum or maximum value.
6846 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6848 * reginfo.c (globalize_reg): Recompute derived reg sets.
6850 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6853 * libgcc2.c (mprotect): Do not use signed arguments for
6854 VirtualProtect, use DWORD arguments. Also fix the 'may
6855 be used uninitialized' warning for the np variable.
6857 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6860 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6861 functions using regparm calling conventions when not optimizing.
6862 (ix86_function_sseregparm): Similarly for sseregparm calling
6865 2009-03-19 Li Feng <nemokingdom@gmail.com>
6868 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6869 dependence if the first conflict is after niter iterations.
6871 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6874 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6875 functions with dynamic stack-pointer adjustments.
6877 2009-03-19 Ben Elliston <bje@au.ibm.com>
6879 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6880 option; change to -msdata=data.
6882 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6884 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6887 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6890 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6892 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6894 * doc/invoke.texi (Code Gen Options): Expand discussion of
6897 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6899 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6900 * matrix-reorg.c (struct matrix_info): Likewise.
6901 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6902 * rtl.h (struct mem_attrs): Likewise.
6903 * df.h (struct df): Likewise.
6904 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6905 * ira-int.h (struct ira_allocno): Likewise.
6906 * df-scan.c (struct df_collection_rec): Likewise.
6907 * ira.c (struct equivalence): Likewise.
6908 * function.c (struct temp_slot): Likewise.
6909 * cfgloop.h (struct loop): Likewise.
6912 * function.c (use_register_for_decl): When not optimizing, disregard
6913 register keyword for variables with types containing methods.
6915 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6918 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6919 (is_simple_operand): Call contains_component_ref_p before calling data
6920 reference analysis that would fail on COMPONENT_REFs.
6922 * tree-vrp.c (search_for_addr_array): Fix formatting.
6924 2009-03-18 Richard Guenther <rguenther@suse.de>
6926 * tree-vect-transform.c (vect_loop_versioning): Fold the
6927 generated comparisons.
6928 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6929 (slpeel_tree_peel_loop_to_edge): Likewise.
6931 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6934 * opts.c (print_specific_help): In addition to `undocumented',
6935 accept `separate' and `joined' flags if passed alone. Describe
6936 output by the first matched one of those.
6937 (common_handle_option): Skip over empty strings.
6938 * gcc.c (display_help): Fix help string for `--help='.
6939 * doc/invoke.texi (Option Summary, Overall Options): With
6940 `--help=', classes and qualifiers can both be repeated, but
6941 only the latter can be negated. One should not pass only
6942 negated qualifiers. Fix markup and examples.
6945 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6947 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6948 and -fhelp=separate.
6950 2009-03-17 Jing Yu <jingyu@google.com>
6953 * function.h (struct rtl_data): Move is_thunk from here...
6954 (struct function): ...to here.
6955 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6956 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6958 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6960 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6961 (alpha_output_function_end_prologue): Likewise.
6962 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6963 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6964 (rs6000_output_function_epilogue): Likewise.
6965 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6967 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6970 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6971 from different units in a single alternative.
6972 (*truncdfsf_i387): Ditto.
6973 (*truncxfsf2_mixed): Ditto.
6974 (*truncxfdf2_mixed): Ditto.
6976 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6978 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6979 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6982 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6983 unused non-artificial variables when not optimizing.
6986 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6987 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6988 NAMESPACE_DECL in its DECL_INITIAL.
6991 * optabs.c (set_user_assembler_libfunc): New function.
6992 * expr.h (set_user_assembler_libfunc): New prototype.
6993 * c-common.c: Include libfuncs.h.
6994 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6995 for memcmp, memset, memcpy, memmove and abort.
6996 * Makefile.in (c-common.o): Depend on libfuncs.h.
6999 * dwarf2out.c (gen_inlined_enumeration_type_die,
7000 gen_inlined_structure_type_die, gen_inlined_union_type_die,
7001 gen_tagged_type_instantiation_die): Removed.
7002 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
7005 2009-03-17 Janis Johnson <janis187@us.ibm.com>
7008 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
7010 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
7011 (check-parallel-%): Ditto.
7012 (check-consistency): Ditto.
7014 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
7016 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
7017 local variable rhs by NULL_TREE.
7019 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7022 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
7024 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7027 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
7029 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7032 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
7033 for ms->sysv ABI calls only in 64bit mode.
7035 * config/i386/i386.md (untyped_call): Support 32bit.
7037 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
7039 * doc/extend.texi: Replace x86_65 with x86_64.
7041 2009-03-16 Jakub Jelinek <jakub@redhat.com>
7043 PR tree-optimization/39455
7044 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
7045 mismatches for POINTER_TYPE_P (type).
7046 (number_of_iterations_le): Likewise.
7048 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7050 * config/picochip/picochip.c: Removed profiling support.
7051 * config/picochip/picochip.md: Removed profiling instruction.
7052 * config/picochip/picochip.h: Removed profiling builtin.
7054 2009-03-16 Joseph Myers <joseph@codesourcery.com>
7056 * doc/install.texi (--with-host-libstdcxx): Document.
7058 2009-03-14 Anatoly Sokolov <aesok@post.ru>
7061 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
7062 generate a warning if the function name does not begin with
7063 "__vector" and the function has either the 'signal' or 'interrupt'
7064 attribute, from here to ...
7065 (avr_declare_function_name): ...here. New function.
7066 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
7067 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
7069 2009-03-14 Jakub Jelinek <jakub@redhat.com>
7072 * cse.c (fold_rtx): Don't modify original const_arg1 when
7073 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
7074 separate variable instead.
7075 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
7076 from out of range shift counts.
7077 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
7079 2009-03-13 Catherine Moore <clm@codesourcery.com>
7081 * config/i386/x-mingw32 (host-mingw32.o): Replace
7082 diagnostic.h with $(DIAGNOSTIC_H).
7084 2009-03-12 Jakub Jelinek <jakub@redhat.com>
7087 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
7089 * config/i386/sync.md (sync_compare_and_swap<mode>,
7090 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
7091 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
7093 (sync_double_compare_and_swapdi_pic,
7094 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
7095 cmpxchg8b_pic_memory_operand instead of just memory_operand.
7097 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7100 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
7102 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7105 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7106 (avx_addsubv4df3): Likewise.
7107 (*avx_addsubv4sf3): Likewise.
7108 (sse3_addsubv4sf3): Likewise.
7110 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7113 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
7115 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
7118 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
7119 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
7120 registers for allocnos created from user-defined variables.
7122 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7125 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
7126 of non-integer mode as well.
7128 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
7130 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
7131 for functions for which the parameter types are unknown.
7133 2009-03-11 Jakub Jelinek <jakub@redhat.com>
7136 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
7137 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
7138 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
7139 * config/i386/i386.c (ix86_local_alignment): For
7140 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
7141 long long variables on the stack to avoid dynamic realignment.
7142 Allow the first argument to be a decl rather than type.
7143 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
7145 2009-03-11 Nick Clifton <nickc@redhat.com>
7148 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
7150 Add description to mno-lsim option.
7151 * config/mcore/mcore.h: Remove comment about deprecated m4align
7153 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
7154 * doc/invoke.texi: Add description of mno-lsim and
7155 mstack-increment options.
7157 * config/fr30/fr30.opt: Document the -mno-lsim option.
7158 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
7159 and -mno-lsim options.
7161 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7163 * fold-const.c (fold_comparison): Only call fold_inf_compare
7164 if the mode supports infinities.
7166 2009-03-11 Jason Merrill <jason@redhat.com>
7169 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
7170 end already did. Notice GIMPLE_CALL modifications of the result.
7171 Don't copy debug information from an ignored decl or a decl from
7174 2009-03-10 Richard Guenther <rguenther@suse.de>
7175 Nathan Froyd <froydnj@codesourcery.com>
7178 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
7179 (__divMODE3): Likewise.
7181 2009-03-09 Jakub Jelinek <jakub@redhat.com>
7183 PR tree-optimization/39394
7184 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
7185 DECL_SIZE_UNIT of variable length FIELD_DECLs.
7187 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7189 * recog.c (verfiy_changes): Disallow renaming of hard regs in
7190 inline asms for register asm ("") declarations.
7192 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
7194 * fold-const.c (fold_unary): Fix comment.
7196 2009-03-07 Jan Hubicka <jh@suse.cz>
7199 * tree-inline.c (setup_one_parameter): Do replacement of const
7200 argument by constant in SSA form.
7202 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7205 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
7206 determine alignment passed to assign_stack_local.
7207 (assign_parms_unsplit_complex): Likewise.
7208 * except.c (sjlj_build_landing_pads): Likewise.
7210 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7213 * tree-flow.h (add_referenced_var): Return bool instead of void.
7214 * tree-dfa.c (add_referenced_var): Return result of
7215 referenced_var_check_and_insert call.
7216 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
7217 of referenced_var_check_and_insert.
7220 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
7221 (gen_variable_die): Emit DW_AT_location on abstract static variable's
7222 DIE, don't emit it if abstract origin already has it.
7223 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
7224 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
7226 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7228 * genpreds.c (needs_variable): Fix parentheses at variable name
7230 (write_tm_constrs_h): Indent generated code.
7232 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7234 * doc/extend.texi (Function Attributes): Add documentation
7237 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7240 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
7241 take locus from its DECL_SOURCE_LOCATION instead of input_location.
7243 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7245 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
7248 2009-03-05 Jakub Jelinek <jakub@redhat.com>
7251 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
7252 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
7254 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
7256 * config/i386/i386.md (R8_REG, R9_REG): New constants.
7257 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
7258 constants instead of magic numbers.
7259 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7261 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
7262 (x86_64_ms_abi_int_parameter_registers): Ditto.
7263 (x86_64_int_return_registers): Ditto.
7264 (ix86_maybe_switch_abi): Ditto.
7265 (ix86_expand_call): Ditto for clobbered_registers array.
7266 (ix86_hard_regno_mode_ok): Ditto.
7267 (x86_extended_QIreg_mentioned_p): Ditto.
7269 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
7271 PR tree-optimization/39349
7272 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
7274 * combine.c (gen_lowpart_for_combine): Use omode when generating
7277 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
7279 PR rtl-optimization/39235
7280 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
7282 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7284 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
7286 2009-03-04 Richard Guenther <rguenther@suse.de>
7288 PR tree-optimization/39362
7289 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
7290 that occur in abnormal PHIs should be varying.
7292 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7294 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
7296 (simple_iv): Take loop as an argument instead of statement.
7297 * tree-scalar-evolution.h (simple_iv): Declaration changed.
7298 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
7300 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
7302 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
7303 * matrix-reorg.c (analyze_transpose): Ditto.
7304 * tree-data-ref.c (dr_analyze_innermost): Ditto.
7305 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7306 * tree-predcom.c (ref_at_iteration): Ditto.
7307 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
7309 2009-03-04 Richard Guenther <rguenther@suse.de>
7311 PR tree-optimization/39358
7312 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
7313 escaped_id and callused_id.
7314 (solve_graph): Likewise.
7316 2009-03-04 Richard Guenther <rguenther@suse.de>
7318 PR tree-optimization/39339
7319 * tree-sra.c (try_instantiate_multiple_fields): Make it
7320 no longer ICE on the above.
7322 2009-03-03 Joseph Myers <joseph@codesourcery.com>
7324 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
7325 that fits within Pmode.
7327 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7330 * tm.texi (LIBCALL_VALUE): Update description.
7332 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7335 * doc/extend.texi (section): Update description.
7337 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
7340 * tree-inline.c (remapped_type): New.
7341 (can_be_nonlocal): Call remapped_type instead of remap_type.
7343 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7346 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
7347 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
7349 2009-03-03 Richard Guenther <rguenther@suse.de>
7352 * tree.c (tree_nonartificial_location): New function.
7353 * tree.h (tree_nonartificial_location): Declare.
7354 * builtins.c (expand_builtin_memory_chk): Provide location
7355 of the call location for artificial function pieces.
7356 (maybe_emit_chk_warning): Likewise.
7357 (maybe_emit_sprintf_chk_warning): Likewise.
7358 (maybe_emit_free_warning): Likewise.
7359 * expr.c (expand_expr_real_1): Likewise.
7361 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7363 PR tree-optimization/39343
7364 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
7365 COMPONENT_REF t has ARRAY_TYPE.
7367 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
7370 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
7371 when the type precision of the induction variable should be
7372 larger than the type precision of nit.
7373 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
7374 * graphite.c (graphite_loop_normal_form): Same.
7375 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
7377 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7379 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
7380 (*call_1_rex64_ms_sysv): Use named constants instead of magic
7381 numbers to describe clobbered registers.
7382 (*call_value_0_rex64_ms_sysv): Ditto.
7383 * config/i386/mmx.md (mmx_emms): Ditto.
7386 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
7388 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
7391 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7393 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
7394 (spu_section_type_flags): New function.
7396 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7398 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
7399 reg_class_contents of FLOAT_REGS into a temporary.
7401 2009-03-02 Richard Guenther <rguenther@suse.de>
7402 Ira Rosen <irar@il.ibm.com>
7404 PR tree-optimization/39318
7405 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
7406 information to the vectorized statement.
7408 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
7410 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
7411 variable. Use defined names instead of magic constants for REX SSE
7414 2009-03-01 Richard Guenther <rguenther@suse.de>
7416 PR tree-optimization/39331
7417 * omp-low.c (lower_send_shared_vars): Do not receive new
7418 values for the reference of DECL_BY_REFERENCE parms or results.
7420 2009-03-01 Jan Hubicka <jh@suse.cz>
7423 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7424 BLOCK_NONLOCALIZED_VAR): New macros.
7425 (tree_block): Add nonlocalized_vars.
7426 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7427 gen_decl_die): Add origin argument. Allow generation of die with
7428 origin at hand only.
7429 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7430 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7432 (gen_block_die): Fix checking for unused blocks.
7433 (process_scope_var): Break out from .... ; work with origins only.
7434 (decls_for_scope) ... here; process nonlocalized list.
7435 (dwarf2out_ignore_block): Look for nonlocalized vars.
7436 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7438 (dump_scope_block): Dump them.
7439 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7440 (remap_block): Likewise.
7441 (can_be_nonlocal): New predicate.
7442 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7444 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7446 * configure: Regenerate.
7448 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7450 * optc-gen.awk: No need to duplicate option flags twice.
7451 Reuse help texts for duplicate options which do not have any.
7453 * gcc.c (display_help): Document --version.
7455 * gcc.c (main): If print_help_list and verbose_flag, ensure
7456 driver output comes before subprocess output.
7458 * optc-gen.awk: Assign all remaining fields to help string,
7459 space-separated, for multi-line help in *.opt.
7461 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7462 -Wno-pedantic-ms-format is for MinGW targets only.
7464 * doc/options.texi (Option file format): Fix bad indentation,
7465 restoring dropped sentence.
7467 2009-02-28 Jan Hubicka <jh@suse.cz>
7469 * tree-inline.c (tree_function_versioning): Output debug info.
7471 2009-02-28 Jan Hubicka <jh@suse.cz>
7474 * tree-inline.c (setup_one_parameter): Do not copy propagate
7475 arguments when not optimizing.
7477 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7480 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7481 (avx_addsubv4df3): Likewise.
7482 (*avx_addsubv4sf3): Likewise.
7483 (sse3_addsubv4sf3): Likewise.
7484 (*avx_addsubv2df3): Likewise.
7485 (sse3_addsubv2df3): Likewise.
7486 (avx_unpckhps256): Correct item selectors.
7487 (avx_unpcklps256): Likewise.
7488 (avx_unpckhpd256): Likewise.
7489 (avx_unpcklpd256): Likewise.
7491 2009-02-28 Jan Hubicka <jh@suse.cz>
7493 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7495 (copy_arguments_for_versioning): If var is declared don't declare it.
7496 (tree_function_versioning): First setup substitutions and then copy
7499 2009-02-27 Jan Hubicka <jh@suse.cz>
7502 * cgraph.h (varpool_output_debug_info): Remove.
7503 * cgraphunit.c (varpool_output_debug_info): Remove.
7504 * dwarf2out.c (deferred_locations_struct): New struct
7505 (deferred_locations): New type.
7506 (deferred_locations_list): New static var.
7507 (deffer_location): New function.
7508 (gen_variable_die): Use it.
7509 (decls_for_scope): Output info on local static vars.
7510 (dwarf2out_finish): Process deferred locations.
7511 * varpool.c (varpool_output_debug_info): Remove.
7513 2009-02-27 Jan Hubicka <jh@suse.cz>
7516 * tree.h (TREE_PROTECTED): Fix comment.
7517 (BLOCK_HANDLER_BLOCK): Remove.
7518 (struct tree_block): Remove handler_block add body_block.
7519 (inlined_function_outer_scope_p): New.
7520 (is_body_block): Remove.
7521 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7522 * dwarf2out.c (is_inlined_entry_point): Remove.
7523 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7524 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7526 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7527 * gimplify.c (gimplify_expr): Gimplify body blocks.
7528 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7529 block with multiple subblocks.
7530 (dump_scope_block): Prettier output; dump more flags and info.
7531 (dump_scope_blocks): New.
7532 (remove_unused_locals): Use dump_scope_blocks.
7533 * tree-flow.h (dump_scope_blocks): Declare.
7534 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7535 * stmt.c (is_body_block): Remove.
7536 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7537 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7539 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7542 * graphite.c (graphite_loop_normal_form): Do not call
7543 number_of_iterations_exit from a gcc_assert.
7545 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7547 * config/s390/s390.c (s390_swap_cmp): Look for conditional
7548 jumps if COND is NULL.
7549 (find_cond_jump): New function.
7550 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7551 * config/s390/s390.md: Remove z10_cobra attribute value.
7553 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7555 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7556 force_const_mem returns NULL_RTX.
7558 2009-02-26 Jan Hubicka <jh@suse.cz>
7561 * cgraph.h (varpool_output_debug_info): Remove.
7562 * cgraphunit.c (varpool_output_debug_info): Remove.
7563 * dwarf2out.c (deferred_locations_struct): New struct
7564 (deferred_locations): New type.
7565 (deferred_locations_list): New static var.
7566 (deffer_location): New function.
7567 (gen_variable_die): Use it.
7568 (decls_for_scope): Output info on local static vars.
7569 (dwarf2out_finish): Process deferred locations.
7570 * varpool.c (varpool_output_debug_info): Remove.
7572 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7574 PR rtl-optimization/39241
7575 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7576 to subreg_offset_representable_p.
7578 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7580 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7581 execute function prototype. Get f and nregs from max_reg_num
7582 and get_insns. Remove the first backward pass as it's dead,
7583 guard the forward pass by flag_expensive_optimizations.
7584 (rest_of_handle_regmove): Delete.
7585 (pass_regmove): Replace it with regmove_optimize.
7587 2009-02-25 Martin Jambor <mjambor@suse.cz>
7589 PR tree-optimization/39259
7590 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7591 calls_alloca function flags.
7592 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7595 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7597 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7598 flags_set_1_rtx, flags_set_1_set): Delete.
7599 (regmove_optimize): Do not call mark_flags_life_zones.
7601 2009-02-24 Julian Brown <julian@codesourcery.com>
7604 * config/arm/arm.c (require_pic_register): Only set
7605 cfun->machine->pic_reg once per function.
7607 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7609 * doc/invoke.texi (Link Options): Document an easier way to pass
7610 options that take arguments to the GNU linker using -Xlinker and -Wl.
7612 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7615 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7617 2009-02-24 Richard Guenther <rguenther@suse.de>
7620 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7622 2009-02-24 Richard Guenther <rguenther@suse.de>
7623 Zdenek Dvorak <ook@ucw.cz>
7625 PR tree-optimization/39233
7626 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7627 from converting them to a generic type.
7629 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7631 PR tree-optimization/39260
7632 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7633 contains a condition with a real type.
7634 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7636 2009-02-23 Jason Merrill <jason@redhat.com>
7639 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7640 narrowing_initializer_constant_valid_p.
7641 (narrowing_initializer_constant_valid_p): Don't return
7642 null_pointer_node for adding a pointer to itself.
7644 2009-02-23 Jan Hubicka <jh@suse.cz>
7647 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7650 2009-02-23 Jan Hubicka <jh@suse.cz>
7652 PR tree-optimization/37709
7653 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7654 * tree.h (block_ultimate_origin): Declare.
7655 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7656 * tree-ssa-live.c (remove_unused_scope_block_p):
7657 Eliminate blocks containig no instructions nor live variables nor
7659 (dump_scope_block): New function.
7660 (remove_unused_locals): Enable removal of dead blocks by default;
7661 enable dumping at TDF_DETAILS.
7663 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7665 * config/i386/i386.c (classify_argument): Don't allow COImode
7667 (function_arg_advance_32): Don't allow OImode.
7668 (function_arg_32): Likewise.
7669 (function_value_32): Likewise.
7670 (return_in_memory_32): Likewise.
7671 (function_arg_64): Remove OImode comment.
7673 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7676 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7677 ix86_expand_vector_set for V4DImode in 64bit mode only.
7678 (ix86_expand_vector_init_one_var): Likewise.
7680 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7682 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7684 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7687 * loop-iv.c: Revert last change.
7688 * emit-rtl.c: Likewise.
7690 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7693 * config/i386/i386.c (type_natural_mode): Remove an extra
7694 space in the warning message.
7695 (function_value_32): Handle 32-byte vector modes.
7696 (return_in_memory_32): Likewise.
7698 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7700 * loop-iv.c (truncate_value): New function.
7701 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7703 (lowpart_subreg): Move to...
7704 * emit-rtl.c: ...here.
7706 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7708 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7709 accidental and undocumented change at revision 140860.
7711 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7713 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7714 take gimple_seq * arguments.
7715 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7716 types_compatible_p langhook.
7718 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7719 Joseph Myers <joseph@codesourcery.com>
7721 * config/arm/arm.c (arm_builtin_va_list): New function.
7722 (arm_expand_builtin_va_start): Likewise.
7723 (arm_gimplify_va_arg_expr): Likewise.
7724 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7725 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7726 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7727 (va_list_type): New variable.
7728 (arm_mangle_type): Mangle va_list_type appropriately.
7730 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7733 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7734 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7735 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7736 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7737 parameter to 1000 for -O1 by default.
7738 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7740 * loop-invariant.c: Include params.h.
7741 (move_loop_invariants): Don't call move_single_loop_invariants on
7744 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7746 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7747 offset when calculating bounds for indexing stack_usage_map. Fixes
7748 a buffer overflow with certain target setups.
7750 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7753 * calls.c (expand_call): Clear try_tail_call if caller and callee
7754 disagree in promotion of function return value.
7756 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7759 * c-common.c (c_determine_visibility): If visibility changed and
7760 DECL_RTL has been already set, call make_decl_rtl to update symbol
7763 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7766 * varasm.c (assemble_variable): Don't check DECL_NAME when
7767 globalizing a variable.
7769 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7772 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7773 expression before any __builtin_trap call.
7774 * c-typeck.c (build_function_call): Convert and check function
7775 arguments before generating a call to a trap. Evaluate the
7776 function arguments before the trap.
7778 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7781 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7782 (UNSPEC_FXAM_MEM): New unspec.
7783 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7784 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7785 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7787 2009-02-19 Richard Guenther <rguenther@suse.de>
7789 PR tree-optimization/39207
7790 PR tree-optimization/39074
7791 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7792 storedanything_tree): New.
7793 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7794 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7795 (build_succ_graph): Add edges from STOREDANYTHING to all
7797 (init_base_vars): Initialize STOREDANYTHING.
7798 (compute_points_to_sets): Free substitution info after
7799 building the succ graph.
7800 (ipa_pta_execute): Likewise.
7802 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7804 (do_ds_constraint): Do not add to special var or non-pointer
7806 (type_could_have_pointers): Split out from ...
7807 (could_have_pointers): ... here. For arrays use the element type.
7808 (create_variable_info_for): Initialize may_have_pointers.
7809 (new_var_info): Likewise.
7810 (handle_lhs_call): Make the HEAP variable unknown-sized.
7811 (intra_create_variable_infos): Use a type with pointers for
7812 PARM_NOALIAS, make it unknown-sized.
7814 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7817 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7819 2009-02-18 Jason Merrill <jason@redhat.com>
7822 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7823 value if DECL_EXTERNAL.
7824 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7825 * target.h (gcc_target::binds_local_p): Clarify "module".
7826 * tree.h (TREE_PUBLIC): Clarify "module".
7828 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7831 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7832 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7834 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7837 * c.opt (Wabi): Support C and ObjC.
7840 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7842 * config/i386/i386.c (classify_argument): Warn once about the ABI
7843 change when passing union with long double.
7845 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7847 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7850 * c-parser.c (c_parser_compound_statement): Always enter and leave
7853 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7856 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7858 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7860 PR tree-optimization/36922
7861 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7862 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7865 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7867 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7870 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7872 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7874 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7876 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7879 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7880 Richard Sandiford <rdsandiford@googlemail.com>
7882 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7883 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7884 (loongson_biadd): ...this.
7886 2009-02-17 Richard Guenther <rguenther@suse.de>
7888 PR tree-optimization/39202
7889 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7890 a var make sure to follow existing collapses.
7892 2009-02-17 Richard Guenther <rguenther@suse.de>
7895 * langhooks.c (lhd_print_error_function): Check for NULL block.
7897 2009-02-17 Richard Guenther <rguenther@suse.de>
7899 PR tree-optimization/39204
7900 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7903 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7905 * config/soft-fp/double.h: Update from glibc CVS.
7907 2009-02-17 Richard Guenther <rguenther@suse.de>
7909 PR tree-optimization/39207
7910 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7911 strict-aliasing warnings for pointers pointing to NULL.
7913 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7916 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7917 skipping until next close brace.
7919 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7922 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7923 to function argument boundary.
7925 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7927 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7928 in the lea_add. Reload eventually constraints it properly.
7929 * config/picochip/constraints.md : Remove the target constraint
7930 "b", since it is not needed anymore.
7932 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7934 * gthr-dce.h: Uglify function parameter and local variable names.
7935 * gthr-gnat.h: Likewise.
7936 * gthr-mipssde.h: Likewise.
7937 * gthr-nks.h: Likewise.
7938 * gthr-posix95.h: Likewise.
7939 * gthr-posix.h: Likewise.
7940 * gthr-rtems.h: Likewise.
7941 * gthr-single.h: Likewise.
7942 * gthr-solaris.h: Likewise.
7943 * gthr-tpf.h: Likewise.
7944 * gthr-vxworks.h: Likewise.
7945 * gthr-win32.h: Likewise.
7947 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7950 * config/i386/i386.md: Restrict the new peephole2 to move
7951 between MMX/SSE registers.
7953 2009-02-15 Richard Guenther <rguenther@suse.de>
7956 2009-02-13 Richard Guenther <rguenther@suse.de>
7958 * configure.ac: Enable LFS.
7959 * configure: Re-generate.
7960 * config.in: Likewise.
7962 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7964 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7965 spu_srqwbyte, spu_srqwbytebc): Define.
7966 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7967 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7968 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7969 "shrqby_<mode>"): New insn-and-split patterns.
7970 * config/spu/spu.c (expand_builtin_args): Determine and return
7971 number of operands using spu_builtin_description data.
7972 (spu_expand_builtin_1): Use it.
7974 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7977 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7980 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7983 * config/i386/i386.c (override_options): Correct warning
7984 messages for -malign-loops, -malign-jumps and -malign-functions.
7986 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7989 * config/i386/i386.md: Restrict the new peephole2 to move
7990 between the general purpose registers.
7992 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7995 * config/i386/i386.c (type_natural_mode): Add a new argument.
7996 Return the original mode and warn ABI change if vector size is 32byte.
7997 (function_arg_advance): Updated.
7998 (function_arg): Likewise.
7999 (ix86_function_value): Likewise.
8000 (ix86_return_in_memory): Likewise.
8001 (ix86_sol10_return_in_memory): Likewise.
8002 (ix86_gimplify_va_arg): Likewise.
8003 (function_arg_32): Don't warn ABX ABI change here.
8004 (function_arg_64): Likewise.
8006 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
8008 * loop-iv.c (implies_p): In the final case, test that operands 0
8009 of the two comparisons match.
8011 * config/bfin/bfin.c (find_prev_insn_start): New function.
8012 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
8013 (find_next_insn_start): Move.
8015 2009-02-13 Richard Guenther <rguenther@suse.de>
8017 * configure.ac: Enable LFS.
8018 * configure: Re-generate.
8019 * config.in: Likewise.
8021 2009-02-13 Joseph Myers <joseph@codesourcery.com>
8024 * c-parser.c (c_parser_parms_list_declarator): Discard pending
8025 sizes on syntax error after some arguments have been parsed.
8027 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8029 * doc/invoke.texi (-fira): Remove.
8031 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8033 * caller-save.c: Replace regclass.c with reginfo.c in comments.
8034 * recog.c: Likewise.
8037 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
8039 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
8040 (umul_ppmm): Likewise.
8041 (count_leading_zeros): Likewise.
8042 (count_trailing_zeros): Likewise.
8043 (UMUL_TIME): Likewise.
8045 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8047 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
8048 soft-fp/t-softfp to tmake_file.
8050 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
8051 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
8052 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
8053 IA64_BUILTIN_INFQ]: New.
8054 (ia64_init_builtins): Initialize __builtin_infq,
8055 __builtin_fabsq and __builtin_copysignq if not HPUX.
8056 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
8057 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
8059 * config/ia64/lib1funcs.asm (__divtf3): Define only if
8061 (__fixtfti): Likewise.
8062 (__fixunstfti): Likewise.
8063 (__floattitf): Likewise.
8065 * config/ia64/libgcc-glibc.ver: New.
8066 * config/ia64/t-fprules-softfp: Likewise.
8067 * config/ia64/sfp-machine.h: Likewise.
8069 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
8070 (LIBGCC2_TF_CEXT): Likewise.
8071 (TF_SIZE): Likewise.
8072 (TARGET_INIT_LIBFUNCS): Likewise.
8074 * config/ia64/t-glibc (SHLINB_MAPFILES):
8075 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
8077 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8079 * config/i386/i386.c (construct_container): Rewrite processing
8080 BLKmode with X86_64_SSE_CLASS.
8082 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
8085 * config/i386/i386.md: Replace simplify_replace_rtx with
8086 replace_rtx in the new peephole2.
8088 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
8090 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
8091 loop unrolling do not happen at -O2.
8093 2009-02-12 Michael Matz <matz@suse.de>
8095 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
8097 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8099 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
8102 2009-02-12 Ben Elliston <bje@au.ibm.com>
8104 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
8105 patterns when updating the back chain. Missed in the 2009-02-10
8108 2009-02-11 Janis Johnson <janis187@us.ibm.com>
8110 * doc/extend.texi (Decimal Floating Types): Update identifier of
8111 draft TR and list of missing support.
8113 2009-02-11 Jakub Jelinek <jakub@redhat.com>
8116 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
8117 bit to variable length decl's flags, add it also to its
8118 pointer replacement variable.
8120 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
8121 Jakub Jelinek <jakub@redhat.com>
8124 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
8125 (memory_blockage): New expander.
8126 (*memory_blockage): New insn pattern.
8127 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
8128 instead of general blockage at the end of function prologue when
8129 frame pointer is used to access red zone area. Do not emit blockage
8130 when profiling, it is emitted in generic code.
8131 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
8132 function epilogue when frame pointer is used to access red zone area.
8134 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
8137 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
8138 by arithmetic with memory operands.
8139 * config/i386/predicates.md (commutative_operator): New.
8141 2009-02-10 Janis Johnson <janis187@us.ibm.com>
8143 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
8146 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
8148 * alias.h (record_alias_subset): Declare.
8149 * alias.c (record_alias_subset): Make global.
8151 2009-02-10 Nick Clifton <nickc@redhat.com>
8153 * tree-parloops.c: Change license to GPLv3.
8154 * ipa-struct-reorg.c: Change license to GPLv3.
8155 * ipa-struct-reorg.h: Change license to GPLv3.
8157 2009-02-10 Steve Ellcey <sje@cup.hp.com>
8160 * c-decl.c (start_struct): Return NULL on error.
8162 2009-02-10 Jakub Jelinek <jakub@redhat.com>
8165 * cfgloopmanip.c (remove_path): Call remove_bbs after
8166 cancel_loop_tree, not before it.
8169 * function.h (struct function): Add has_local_explicit_reg_vars bit.
8170 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
8171 VAR_DECLs were seen.
8172 * tree-ssa-live.c (remove_unused_locals): Recompute
8173 cfun->has_local_explicit_reg_vars.
8174 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
8175 copies or clearings if cfun->has_local_explicit_reg_vars.
8177 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
8180 * config/i386/i386.c (expand_prologue): Emit blockage at the end
8181 of function prologue when frame pointer is used to access
8184 2009-02-10 Richard Guenther <rguenther@suse.de>
8187 * gimplify.c (gimple_regimplify_operands): Always look if
8188 we need to create a temporary.
8190 2009-02-10 Richard Guenther <rguenther@suse.de>
8192 PR tree-optimization/39132
8193 * tree-loop-distribution.c (todo): New global var.
8194 (generate_memset_zero): Trigger TODO_rebuild_alias.
8195 (tree_loop_distribution): Return todo.
8197 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
8200 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
8201 (x86_64_reg_class_name): Removed.
8202 (classify_argument): Return 0 if bytes > 32. Return 0 if the
8203 first one isn't X86_64_SSE_CLASS or any other ones aren't
8204 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
8205 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
8206 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
8207 and 3 X86_64_SSEUP_CLASS.
8208 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
8209 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
8211 2009-02-10 Ben Elliston <bje@au.ibm.com>
8213 * config/rs6000/rs6000.md (allocate_stack): Always use an update
8214 form instruction to update the stack back chain word, even if the
8215 user has disabled the generation of update instructions.
8216 (movdi_<mode>_update_stack): New.
8217 (movsi_update_stack): Likewise.
8218 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
8219 always use an update form instruction to update the stack back
8222 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
8225 * graphite.c (if_region_set_false_region): After moving a region in
8226 the false branch of a condition, remove the empty dummy basic block.
8227 (gloog): Remove wrong fix for PR38953.
8229 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8231 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
8232 generation due to implicit sign extension.
8234 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
8237 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
8238 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
8240 2009-02-09 Richard Guenther <rguenther@suse.de>
8243 * convert.c (convert_to_real): Disable (float)fn((double)x)
8244 to fnf(x) conversion if errno differences may occur and
8245 -fmath-errno is set.
8247 2009-02-07 Anatoly Sokolov <aesok@post.ru>
8249 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
8250 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8251 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8253 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8256 * c-common.c (handle_alias_attribute): Disallow attribute for
8257 anything not a FUNCTION_DECL or VAR_DECL.
8259 2009-02-06 Janis Johnson <janis187@us.ibm.com>
8262 * real.c (do_compare): Special-case compare of zero against
8263 decimal float value.
8265 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8268 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
8269 as indicating flexible array members unless the field itself is
8270 being declarared as the incomplete array.
8272 2009-02-06 Jan Hubicka <jh@suse.cz>
8274 PR tree-optimization/38844
8275 * ipa-inline.c (try_inline): Stop inlining recursion when edge
8278 2009-02-06 Richard Guenther <rguenther@suse.de>
8281 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
8282 fork because we may expand it as __gcov_fork.
8284 2009-02-06 Nick Clifton <nickc@redhat.com>
8286 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
8288 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
8290 PR tree-optimization/35659
8291 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
8292 vn_phi_eq): Shortcut if hashcode does not match.
8293 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
8295 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
8296 and avoid iterative_hash_expr.
8297 (FOR_EACH_VALUE_ID_IN_SET): New.
8298 (value_id_compare): Remove.
8299 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
8300 sort expressions by value id.
8302 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
8305 * config/sh/predicates.md (general_movsrc_operand): Don't check
8306 the subreg of system registers here.
8308 2009-02-05 Jakub Jelinek <jakub@redhat.com>
8311 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
8314 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
8316 PR rtl-optimization/39110
8317 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
8318 addresses, not aligned ones.
8320 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
8321 Richard Guenther <rguenther@suse.de>
8323 PR tree-optimization/39100
8324 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
8325 comment says and add edges.
8327 2009-02-05 Joseph Myers <joseph@codesourcery.com>
8330 * c-common.c (handle_tls_model_attribute): Ignore attribute for
8331 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
8333 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
8335 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
8336 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
8337 register_bb_in_sese, new_sese, free_sese): Moved.
8338 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
8339 outermost_loop_in_scop, build_scop_iteration_domain,
8340 expand_scalar_variables_ssa_name, get_vdef_before_scop,
8341 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
8342 Use loop_in_sese_p instead of loop_in_scop_p.
8343 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
8344 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
8345 (scopdet_basic_block_info): Fix bug in scop detection.
8346 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
8347 eq_loop_to_cloog_loop): Remove.
8348 (nb_loops_around_loop_in_scop, nb_loop
8349 ref_nb_loops): Moved here...
8350 * graphite.h (ref_nb_loops): ... from here.
8351 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
8352 (loop_domain_dim, loop_iteration_vector_dim): Remove.
8353 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
8354 * testsuite/gcc.dg/graphite/scop-19.c: New
8356 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
8357 Hans-Peter Nilsson <hp@axis.com>
8359 PR rtl-optimization/37889
8360 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
8361 Move offset handling from PLUS to before the switch. Use new
8362 arguments when considering SYMBOL_REFs too.
8363 (rtx_addr_can_trap_p): Pass dummy offset and size.
8364 (enum may_trap_p_flags): Remove.
8365 (may_trap_p_1): Pass size from MEM_SIZE.
8367 PR rtl-optimization/38921
8368 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
8369 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
8370 * rtlanal.c (may_trap_after_code_motion_p): Delete.
8371 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
8373 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
8375 AVX Programming Reference (January, 2009)
8376 * config/i386/sse.md (*vpclmulqdq): New.
8378 2009-02-04 Jakub Jelinek <jakub@redhat.com>
8380 PR tree-optimization/38977
8381 PR gcov-profile/38292
8382 * calls.c (special_function_p): Disregard __builtin_ prefix.
8384 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
8386 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
8387 non-indexable addresses even before reload.
8389 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8392 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
8393 as having variable size. Do not give an error for unnamed
8394 parameters with [*] declarators. Give a warning for type names
8395 with [*] declarators and mark them as variable size.
8396 * c-parser.c (c_parser_sizeof_expression): Do not give an error
8397 for sizeof applied to [*] type names.
8399 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8402 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
8404 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8406 * gcc.c (process_command): Update copyright notice dates.
8407 * gcov.c (print_version): Likewise.
8408 * gcov-dump.c (print_version): Likewise.
8409 * mips-tfile.c (main): Likewise.
8410 * mips-tdump.c (main): Likewise.
8412 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8415 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8416 for composite type involving a zero-length array type.
8418 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8421 * function.c (match_asm_constraints_1): Skip over
8422 initial optional % in the constraint.
8425 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8426 supported, don't accept FIXED_CSTs.
8427 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8428 and _Sat is used without _Fract/_Accum. Set specs->type to
8429 integer_type_node for cts_fract/cts_accum if fixed point is not
8432 2009-02-02 Catherine Moore <clm@codesourcery.com>
8434 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8436 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8438 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8439 (ABI_HAS_64BIT_SYMBOLS): Use it.
8440 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8442 2009-02-02 Paul Brook <paul@codesourcery.com>
8444 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8446 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8449 * recog.h (asm_operand_ok): Add constraints argument.
8450 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8451 recurse on matching constraint.
8452 (check_asm_operands): Pass constraints as 3rd argument to
8453 asm_operand_ok. Don't look up matching constraint here.
8454 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8457 2009-02-02 Ben Elliston <bje@au.ibm.com>
8459 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8460 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8462 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8464 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8465 information. Remove some obsolete information. Reorganize.
8467 * config/pa/fptr.c: Revert license to GPL 2.
8468 * config/pa/milli64.S: Likewise.
8470 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8473 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8474 LIBRARY name in, instead of hard-coding it.
8475 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8476 extra target make frag to tmake_files according to EH model.
8477 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8478 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8479 frags that define makefile variable EH_MODEL appropriately.
8480 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8481 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8482 to "-sjlj" according to type of EH configured.
8483 (LIBGCC_SONAME): Concatenate it to shared library base name.
8484 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8485 to "_sjlj" according to type of EH configured.
8486 (LIBGCC_SONAME): Concatenate it to shared library base name.
8487 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8488 (SHLIB_LINK): Add missing semicolon to if-else construct.
8489 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8490 string value of "pe_dll" command-line option.
8491 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8492 (SHLIB_SONAME): Use it when overriding t-cygming default.
8493 (SHLIB_IMPLIB): Override t-cygming default.
8494 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8495 string value of "pe_dll" command-line option.
8497 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8500 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8501 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8503 2009-01-31 Richard Guenther <rguenther@suse.de>
8505 PR tree-optimization/38937
8506 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8507 computing the transitive closure.
8509 2009-01-30 Richard Guenther <rguenther@suse.de>
8511 PR tree-optimization/39041
8512 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8513 Propagate variable indices only if the types match for this stmt.
8515 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8518 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8519 inline but never defined.
8521 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8523 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8524 (*insv_h_di_reg_extimm): New insn.
8525 (*insv_l<mode>_reg_extimm): New insn.
8527 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8529 * config/picochip/picochip.c (flag_conserve_stack): set
8530 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8531 fconserve-stack. Reduce call-overhead used by inliner.
8533 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8536 * common.opt (flag_conserve_stack): Initialised to zero.
8538 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8541 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8542 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8545 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8547 * ira-color.c (allocno_reload_assign): Update comments.
8548 * regmove.c (regmove_optimize): Likewise.
8552 2009-01-29 Robert Millan <rmh@aybabtu.com>
8554 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8555 * config/i386/kopensolaris-gnu.h: New file. Undefine
8556 `MD_UNWIND_SUPPORT'.
8557 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8559 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8561 PR tree-optimization/39007
8562 * tree-loop-distribution.c (generate_builtin): Use
8563 recompute_dominator to compute the immediate dominator of the
8564 basic block just after the loop.
8566 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8568 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8569 (ASM_OUTPUT_DWARF_PCREL): Define.
8571 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8573 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8574 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8575 global. Modify entries about regmove and IRA.
8577 * ra-conflict.c: Remove the file.
8579 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8581 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8582 (pass_regclass_init): Rename to pass_reginfo_init.
8584 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8586 * toplev.h (flag_ira): Remove.
8588 * caller-save.c (setup_save_areas): Remove flag_ira.
8590 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8592 * global.c: Remove the file.
8594 * opts.c (decode_options): Remove flag_ira.
8596 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8598 * regmove.c: Modify file description.
8599 (find_use_as_address, try_auto_increment): Define them only if
8600 AUTO_INC_DEC is defined.
8601 (replacement_quality, replace_in_call_usage, fixup_match_1,
8602 stable_and_no_regs_but_for_p): Remove.
8603 (reg_set_in_bb): Make it static.
8604 (regmove_optimize): Remove flag_ira and code which worked for
8607 * local-alloc.c: Remove the file.
8609 * common.opt (fira): Remove.
8611 * ira.c: Include except.h.
8612 (eliminable_regset): Move from global.c.
8613 (mark_elimination): Ditto. Remove flag_ira.
8614 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8615 equiv_mem_modified, validate_equiv_mem_from_store,
8616 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8617 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8618 no_equiv, recorded_label_ref): Move from local-alloc.c.
8619 (update_equiv_regs): Ditto. Make it static.
8620 (print_insn_chain, print_insn_chains): Move it from global.c.
8621 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8622 (build_insn_chain): Ditto. Make it static.
8623 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8624 Rename to init_live_subregs.
8625 (gate_ira): Remove flag_ira.
8627 * regclass.c: Rename reginfo.c. Change file description.
8628 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8629 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8630 (init_reg_sets_1): Remove code for evaluation of
8631 reg_class_superclasses and losing_caller_save_reg_set.
8632 (init_regs): Remove init_reg_autoinc.
8633 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8634 ok_for_base_p_nonstrict): Remove.
8635 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8636 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8637 corresponding entries.
8638 (dump_regclass, record_operand_costs, scan_one_insn,
8639 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8640 record_address_regs, auto_inc_dec_reg_p): Remove.
8641 (gt-regclass.h): Rename to gt-reginfo.h.
8643 * rtl.h (dump_global_regs, retry_global_alloc,
8644 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8646 * Makefile.in (RA_H): Remove.
8647 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8648 Rename regclass.o to reginfo.o.
8649 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8651 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8652 (GTFILES): Rename regclass.c to reginfo.c.
8654 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8655 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8657 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8658 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8660 (finish_spills): Ditto. Remove code for !flag_ira.
8662 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8665 * doc/invoke.texi (rtl debug options): Complete rewrite.
8666 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8668 * mode-switching.c (pass_mode_switching): Rename pass from
8669 "mode-sw" to "mode_sw".
8670 * except.c (pass_convert_to_eh_ranges): Rename pass from
8671 "eh-ranges" to "eh_ranges".
8672 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8676 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8677 Alexander Monakov <amonakov@ispras.ru>
8680 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8682 (move_exprs_to_boundary): Change return type and pass through
8683 should_move from move_op. Relax assert. Update usage ...
8684 (schedule_expr_on_boundary): ... here. Use should_move instead of
8686 (move_op_orig_expr_found): Indicate that insn was disconnected from
8688 (code_motion_process_successors): Do not call after_merge_succs
8689 callback if original expression was not found when traversing any of
8691 (code_motion_path_driver): Change return type. Update prototype.
8692 (move_op): Update comment. Add a new parameter (should_move). Update
8693 prototype. Set *should_move based on indication provided by
8694 move_op_orig_expr_found.
8696 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8698 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8699 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8700 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8701 * config/rs6000/rs6000.c (rs6000_override_options): Default
8702 avoid-indexed-addresses on for Power6, off for everything else.
8703 (avoiding_indexed_address_p): New function.
8704 (rs6000_legitimize_address): Use it.
8705 (rs6000_legitimate_address): Likewise.
8706 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8708 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8710 PR tree-optimization/38997
8711 * tree-loop-distribution.c (generate_memset_zero): Use
8712 POINTER_PLUS_EXPR for a pointer addition.
8714 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8716 * config/s390/s390.md (bswap<mode>2): New pattern added.
8718 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8720 * config/s390/s390.md (*tls_load_31): Added type attribute.
8722 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8724 * config/s390/s390.md: Fix a few comments.
8726 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8728 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8729 (*tm<mode>_full): Fixed z10prop attribute.
8730 (*tst<mode>_extimm): Fixed z10prop attribute.
8731 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8732 (*tstqiCCT_cconly): Fixed z10prop attribute.
8733 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8734 (*movsi_larl): Fixed z10prop attribute.
8735 (*movsi_zarch): Fixed z10prop attribute.
8736 (*movsi_eas): Fixed z10prop attribute.
8737 (*movhi): Fixed z10prop attribute.
8738 (*movqi): Fixed z10prop attribute.
8739 (*movstrictqi): Fixed z10prop attribute.
8740 (*mov<mode>): Fixed z10prop attribute.
8741 (*movcc): Fixed z10prop attribute.
8742 (*sethighpartdi_64): Fixed z10prop attribute.
8743 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8744 (*negdi2_sign_cc): Fixed z10prop attribute.
8745 (*negdi2_sign): Fixed z10prop attribute.
8746 (*absdi2_sign_cc): Fixed z10prop attribute.
8747 (*absdi2_sign): Fixed z10prop attribute.
8748 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8749 (*negabsdi2_sign): Fixed z10prop attribute.
8750 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8751 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8752 (doloop_si64): Fixed z10prop attribute.
8753 (doloop_si31): Fixed z10prop attribute.
8754 (doloop_long): Fixed z10prop attribute.
8755 (indirect_jump): Fixed z10prop attribute.
8756 (nop): Fixed z10prop attribute.
8757 (main_base_64): Fixed z10prop attribute.
8758 (reload_base_64): Fixed z10prop attribute.
8760 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8762 PR rtl-optimization/38740
8763 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8765 * config/mips/mips.c (mips_reorg): Likewise.
8767 2009-01-28 Richard Guenther <rguenther@suse.de>
8769 PR tree-optimization/38926
8770 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8771 with the correct value id to a value.
8772 (do_regular_insertion): Use the value number of edoubleprime
8773 for the value number of the expr.
8776 2008-08-21 Richard Guenther <rguenther@suse.de>
8778 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8779 a PHI ask VN if it is already available.
8780 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8781 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8783 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8786 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8787 set to varying whenever max has TREE_OVERFLOW set, similarly
8788 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8790 2009-01-28 Richard Guenther <rguenther@suse.de>
8793 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8794 uninitialized aggregate uses in call arguments.
8796 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8798 PR tree-optimization/38984
8799 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8800 the nothing_id variable if -fno-delete-null-pointer-checks.
8802 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8805 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8806 (set_got_offset_rex64): Ditto.
8808 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8811 * doc/extend.texi: Improve local variable with asm reg.
8813 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8815 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8816 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8817 was not supplied then set warn_packed_bitfield_compat to the
8819 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8822 2009-01-27 Richard Guenther <rguenther@suse.de>
8824 PR tree-optimization/38503
8825 * cfgexpand.c (expand_gimple_basic_block): Ignore
8826 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8827 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8828 variables that cannot have TBAA applied.
8829 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8832 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8835 * calls.c (initialize_argument_information): Do not wrap complex
8836 arguments in SAVE_EXPR.
8838 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8840 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8841 (INSTALL_LIBGCC): Revert typo commit.
8843 2009-01-26 Richard Guenther <rguenther@suse.de>
8845 PR tree-optimization/38745
8846 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8847 from special handling.
8849 2009-01-26 Richard Guenther <rguenther@suse.de>
8851 PR tree-optimization/38745
8852 * tree-ssa.c (execute_update_addresses_taken): Do not include
8853 variables that cannot possibly be a register in not_reg_needs.
8854 Do not clear TREE_ADDRESSABLE on vars that may not become
8856 * tree-ssa.c (update_alias_info_1): Include those in the set
8857 of addressable vars.
8859 2009-01-26 Richard Guenther <rguenther@suse.de>
8862 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8863 * tree-ssa-dse.c: Include langhooks.h
8864 (execute_simple_dse): Remove stores with zero size.
8866 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8869 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8872 2009-01-24 Julian Brown <julian@codesourcery.com>
8874 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8875 config/arm/linux-atomic.c.
8876 * config/arm/linux-atomic.c: New.
8878 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8880 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8881 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8882 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8884 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8887 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8890 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8892 PR tree-optimization/38953
8893 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8894 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8895 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8896 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8899 2009-01-24 Paul Brook <paul@codesourcery.com>
8901 * config/arm/neon.md (neon_type): Move to arm.md.
8902 (neon_mov<VSTRUCT>): Add neon_type attribute.
8903 * config/arm/arm.md (neon_type): Move to here.
8904 (conds): Add "unconditioal" and use as default for NEON insns.
8906 2009-01-24 Ben Elliston <bje@au.ibm.com>
8908 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8909 void *' warning from -Wc++-compat.
8910 * Makefile.in (dominance.o-warn): Remove.
8912 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8914 PR tree-optimization/38932
8915 * fold-const.c (fold_unary_ignore_overflow): New.
8916 * tree.h (fold_unary_ignore_overflow): Declare.
8917 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8918 * tree-ssa-sccvn.c (visit_reference_op_load,
8919 simplify_unary_expression): Likewise.
8921 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8923 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8924 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8925 regardless of their type.
8926 * c-common.c (handle_packed_attribute): Don't ignore packed on
8928 * c.opt (Wpacked-bitfield-compat): New warning option.
8929 * stor-layout.c (place_field): Warn if offset of a field changed.
8930 * doc/extend.texi (packed): Mention the ABI change.
8931 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8932 (Warning Options): Add it to the list.
8934 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8936 * c-opts.c (c_common_post_options): Fix a typo in comments.
8938 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8941 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8942 variables to static.
8943 * doc/invoke.texi (-fmerge-all-constants): Update description.
8945 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8948 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8949 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8951 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8953 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8955 (LOCAL_ALIGNMENT): Similarly.
8957 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8958 Joseph Myers <joseph@codesourcery.com>
8960 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8961 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8962 * config/arm/arm-tune.md: Regenerate.
8963 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8966 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8968 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8969 version number to five.
8971 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8974 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8975 * c-common.c (set_underlying_type): Likewise.
8976 (is_typedef_decl ): Likewise
8978 (set_underlying_type): Likewise.
8979 (is_typedef_type): Likewise.
8981 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8984 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8987 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8990 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8991 (LIBGCC_SPEC): Don't define.
8992 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8994 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8996 PR rtl-optimization/38879
8997 * alias.c (base_alias_check): Unaligned access via AND address can
8998 alias all surrounding object types except those with sizes equal
8999 or wider than the size of unaligned access.
9001 2009-01-21 Dodji Seketeli <dodji@redhat.com>
9004 * c-decl.c (clone_underlying_type): Move this ...
9005 * c-common.c (set_underlying_type): ... here.
9006 Also, make sure the function properly sets TYPE_STUB_DECL() on
9007 the newly created typedef variant type.
9008 (is_typedef_decl ): New entry point.
9009 * tree.h: Added a new member member_types_needing_access_check to
9010 struct tree_decl_non_common.
9011 (set_underlying_type): New entry point.
9012 (is_typedef_type): Likewise.
9014 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
9016 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
9017 Check whether two instructions have memory references that
9018 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
9019 are helper functions for traversing.
9020 * alias.h (insn_alias_sets_confilict_p): New prototypes.
9021 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
9022 not to draw dependency edge for instructions with non-conflicting
9025 2009-01-20 Joseph Myers <joseph@codesourcery.com>
9028 * longlong.h: Update copyright years. Use soft-fp license notice.
9029 Sync __clz_tab declaration with glibc.
9031 2009-01-20 Steve Ellcey <sje@cup.hp.com>
9034 * doc/extend.texi (syscall_linkage): New.
9035 (version_id): Modify.
9037 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9038 Richard Guenther <rguenther@suse.de>
9040 PR tree-optimization/38747
9041 PR tree-optimization/38748
9042 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
9043 conversion if the base address is an indirect reference and the
9044 aliasing sets could cause issues.
9046 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9048 * common.opt (fgraphite, fgraphite-identity): Add comment for
9049 explaining why these options are not documented.
9051 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9053 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
9054 gimple_call_lhs is NULL.
9056 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
9059 * emit-rtl.c (adjust_address_1): Make sure memref is never
9062 2009-01-20 Ben Elliston <bje@au.ibm.com>
9064 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9065 const qualifier from arg parameter. Remove unnecessary cast to char *.
9066 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9067 const qualifier from arg 2.
9069 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
9071 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
9073 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
9076 * rtl.h (reinit_regs): New prototype.
9077 * regclass.c: Include ira.h.
9079 * Makefile.in (regclass.o): Add ira.h.
9080 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
9082 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
9085 * c-common.c (handle_aligned_attribute): Use
9086 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
9087 default alignment value.
9089 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
9091 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
9092 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
9094 * doc/extend.texi: Update __attribute__ ((aligned)). Document
9095 __BIGGEST_ALIGNMENT__.
9097 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
9099 2009-01-18 Richard Guenther <rguenther@suse.de>
9101 PR tree-optimization/38819
9102 * tree-flow.h (operation_could_trap_helper_p): Declare.
9103 * tree-eh.c (operation_could_trap_helper_p): Export.
9104 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
9105 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
9106 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
9107 are about to insert a possibly trapping instruction and fail
9110 2009-01-18 Andreas Schwab <schwab@suse.de>
9112 * doc/install.texi (Configuration): Remove obsolete paragraph
9113 about use of --with-gnu-ld with --with-gnu-as.
9115 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
9117 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
9118 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
9119 Follow spelling conventions.
9121 2009-01-18 Ben Elliston <bje@au.ibm.com>
9123 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
9124 C++ warning about implicit conversion from void * to struct
9126 (bitmap_obstack_free): Likewise for bitmap_element *.
9127 * Makefile.in (bitmap.o-warn): Remove.
9129 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
9131 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
9133 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
9134 Tobias Grosser <tobi.grosser@amd.com>
9136 * graphite.c (graphite_trans_scop_block): Do not block single
9139 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
9141 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
9142 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
9143 test with assertion.
9145 2009-01-16 Richard Guenther <rguenther@suse.de>
9147 PR tree-optimization/38835
9149 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
9150 and INT + PTR -> (INT)(PTR p+ INT) folding.
9151 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
9153 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
9156 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
9157 the subreg from a lowpart subreg if it is also casting the value.
9159 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9160 Tobias Grosser <tobi.grosser@amd.com>
9162 * graphite.c (compare_prefix_loops): New.
9163 (build_scop_canonical_schedules): Rewritten.
9164 (graphite_transform_loops): Move build_scop_canonical_schedules
9165 after build_scop_iteration_domain.
9167 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9168 Tobias Grosser <tobi.grosser@amd.com>
9170 * graphite.c (add_conditions_to_domain): Add the loops to
9171 the dimension of the iteration domain. Do copy the domain
9172 only when it exists.
9173 (build_scop_conditions_1): Do not call add_conditions_to_domain.
9174 (add_conditions_to_constraints): New.
9175 (can_generate_code_stmt, can_generate_code): Removed.
9176 (gloog): Do not call can_generate_code.
9177 (graphite_transform_loops): Call add_conditions_to_constraints
9178 after building the iteration domain.
9180 2009-01-16 Jakub Jelinek <jakub@redhat.com>
9182 PR tree-optimization/38789
9183 * tree-ssa-threadedge.c
9184 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
9185 __builtin_constant_p.
9187 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9189 * dce.c (delete_unmarked_insns): Reversed the order that insns are
9190 examined before deleting them.
9192 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
9194 * function.c (aggregate_value_p): Correctly extract the function
9195 type from CALL_EXPR_FN lookup.
9197 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9199 * config/picochip/picochip.c (picochip_override_options): Revert
9200 CFI asm flag disable commited previously.
9202 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
9203 Tobias Grosser <tobi.grosser@amd.com>
9204 Jan Sjodin <jan.sjodin@amd.com>
9206 * graphite.c (scan_tree_for_params): On substractions negate
9207 all the coefficients of the term.
9208 (clast_to_gcc_expression_red): New. Handle reduction expressions
9209 of more than two operands.
9210 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
9211 (get_vdef_before_scop): Handle also the case of default definitions.
9213 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9215 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
9216 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
9217 Also use them when walking CALL_INSN_FUNCTION_USAGE.
9219 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
9220 Joey Ye <joey.ye@intel.com>
9223 * cfgexpand.c (expand_stack_alignment): Don't update stack
9224 boundary nor check incoming stack boundary here.
9225 (gimple_expand_cfg): Update stack boundary and check incoming
9226 stack boundary here.
9228 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9230 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
9232 2009-01-14 Jakub Jelinek <jakub@redhat.com>
9234 PR rtl-optimization/38245
9235 * calls.c (expand_call): Add stack arguments to
9236 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9237 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
9238 in regs and partially in memory or BLKmode arguments.
9239 (emit_library_call_value_1): Add stack arguments to
9240 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9241 ACCUMULATE_OUTGOING_ARGS).
9242 * dce.c: Include tm_p.h.
9243 (find_call_stack_args): New function.
9244 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
9246 (mark_insn): Call find_call_stack_args for CALL_Ps.
9247 (prescan_insns_for_dce): Walk insns backwards in bb rather than
9248 forwards. Allocate and free arg_stores bitmap if needed, pass it
9249 down to deletable_insn_p, don't mark stores set in arg_stores
9250 bitmap, clear the bitmap at the beginning of each bb.
9251 * Makefile.in (dce.o): Depend on $(TM_P_H).
9253 2009-01-14 Michael Meissner <gnu@the-meissners.org>
9256 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
9257 to make sure the insn is a conditional test (bug 22599). Reformat a
9260 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
9263 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
9264 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
9265 (gloog): Do not call cleanup_tree_cfg.
9266 (graphite_transform_loops): Call cleanup_tree_cfg after all
9267 scops have been code generated.
9269 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
9270 * doc/gty.texi (Invoking the garbage collector): Added new node
9271 and section documenting ggc_collect.
9273 2009-01-14 Richard Guenther <rguenther@suse.de>
9275 PR tree-optimization/38826
9277 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
9278 initialization notes only if we actually emitted a warning.
9279 (intra_create_variable_infos): Add constraints for a result decl
9280 that is passed by hidden reference.
9281 (build_pred_graph): Mark all related variables non-direct on
9284 2009-01-14 Nick Clifton <nickc@redhat.com>
9286 * ira-conflicts.c: Include addresses.h for the definition of
9288 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
9289 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
9291 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
9294 * Makefile.in (ira-lives.o): Add except.h.
9296 * ira-lives.c: Include except.h.
9297 (process_bb_node_lives): Process can_throw_internal.
9299 2009-01-13 Jakub Jelinek <jakub@redhat.com>
9301 PR rtl-optimization/38774
9302 * combine.c (simplify_set): When undoing cc_use change, don't do
9303 PUT_CODE on the newly created comparison, but instead put back the
9306 2009-01-13 Joseph Myers <joseph@codesourcery.com>
9308 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
9309 values. Remove duplicate arm8 entry.
9311 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9313 PR tree-optimization/38786
9314 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
9315 the SSA_NAME case of expand_scalar_variables_expr.
9316 Set the type of an expression to the type of its assign statement.
9317 (expand_scalar_variables_expr): Also gather the scalar computation
9318 used to index the memory access. Do not pass loop_p.
9319 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
9320 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
9321 the gimple_stmt_iterator where it inserts new code.
9323 (copy_bb_and_scalar_dependences): Do not pass loop_p.
9324 (translate_clast): Update call to copy_bb_and_scalar_dependences.
9326 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9328 * graphite.h (debug_value): Removed.
9329 * graphite.c (debug_value): Removed.
9331 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9333 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
9334 ldrd/strd with two 32-bit instructions.
9336 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9338 * config/arm/arm.c (struct processors): Pass for speed down into
9339 cost helper functions.
9340 (const_ok_for_op): Handle COMPARE and inequality nodes.
9341 (arm_rtx_costs_1): Rewrite.
9342 (arm_size_rtx_costs): Update prototype.
9343 (arm_rtx_costs): Pass speed down to helper functions.
9344 (arm_slowmul_rtx_costs): Rework cost calculations.
9345 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
9346 (arm_9e_rtx_costs): Likewise.
9348 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
9350 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
9351 relocations of local symbols wider than UNITS_PER_WORD are not valid.
9352 (alpha_legitimize_address): Do not split local symbols wider than
9353 UNITS_PER_WORD into HIGH/LO_SUM parts.
9355 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
9358 * gcc.c (process_command): Replace call to execvp with calls
9359 to pex_one and exit.
9361 2009-01-03 Anatoly Sokolov <aesok@post.ru>
9364 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
9365 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
9366 variant for devices with 3-byte PC.
9367 (__tablejump_elpm__): New.
9369 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9372 * c-parser.c (c_parser_postfix_expression): Allow `->' in
9373 offsetof member-designator, handle it as `[0].'.
9375 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9377 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
9378 function when not using named sections on targets with named sections
9379 if branch distance is less than 262132.
9381 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
9383 * combine.c (combine_instructions): Recompute
9384 optimize_this_for_speed_p for each BB in the main combine loop.
9386 2009-01-12 Tomas Bily <tbily@suse.cz>
9389 * tree-loop-distribution.c (prop_phis): New function.
9390 (generate_builtin): Call prop_phis.
9391 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
9393 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9395 PR tree-optimization/38807
9396 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
9397 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
9399 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9401 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9402 subreg of op0 to the original op0.
9404 2009-01-11 Laurent GUERBY <laurent@guerby.net>
9406 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
9408 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
9411 * mips-tfile.c (parse_def): Fix parsing of def strings
9412 starting with digits.
9414 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9417 * config/arm/arm.c (arm_is_long_call_p): Don't call
9418 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9420 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9422 * regrename.c (regrename_optimize): Fix dumping.
9423 (find_oldest_value_reg): Preserve REG_POINTER.
9424 (copy_hardreg_forward_1): Likewise.
9426 2009-01-09 Diego Novillo <dnovillo@google.com>
9428 * gimple.h (struct gimple_statement_base) <uid>: Document
9429 the restrictions on its use.
9431 (gimple_set_uid): Tidy.
9433 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9435 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9436 zero guard even if align_bytes != 0 and count is smaller than
9439 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9441 PR rtl-optimization/38495
9442 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9443 (add_range_and_copies_from_move_list): Print all added ranges.
9444 Add ranges to memory optimized destination.
9446 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9450 * config/i386/i386.c (override_options): Reject
9451 -mstringop-strategy=rep_8byte with -m32.
9452 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9453 to 1. Do count comparison against epilogue_size_needed at compile
9454 time even when count_exp was constant forced into register. For
9455 size_needed don't jump to epilogue, instead just avoid aligning
9456 and invoke the body algorithm. If need_zero_guard, add zero guard
9457 even if count is non-zero, but smaller than size_needed + number of
9458 bytes that could be stored for alignment.
9459 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9460 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9461 but smaller than size_needed + number of bytes that could be stored
9462 for alignment. Compare size_needed with epilogue_size_needed instead
9463 of desired_align - align, don't adjust size_needed, pass
9464 epilogue_size_needed to the epilogue expanders.
9467 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9469 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9471 * pa.c (last_address): Change to unsigned.
9472 (update_total_code_bytes): Change argument to unsigned. Don't
9473 check if insn addresses are set.
9474 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9475 addresses are not set.
9476 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9478 2009-01-09 Nick Clifton <nickc@redhat.com>
9480 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9481 DECL_DECLARED_INLINE_P.
9483 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9486 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9487 GET_MODE (op0) in operand_subword_force calls.
9490 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9491 fold_convert arg0 operands to TREE_TYPE (op0) first.
9493 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9495 * params.def (ira-max-conflict-table-size): Decrease default value
9498 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9500 PR tree-optimization/37031
9501 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9503 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9504 allocate it using gc instead of heap, use VEC_quick_push instead of
9506 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9507 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9508 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9509 allocated vector from heap allocated.
9510 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9511 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9512 vector only after perfect_loop_nest_depth call.
9514 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9515 Jan Sjodin <jan.sjodin@amd.com>
9517 PR tree-optimization/38559
9518 * graphite.c (debug_value, copy_constraint,
9519 swap_constraint_variables, scale_constraint_variable, ): New.
9520 (get_lower_bound, get_upper_bound): Removed.
9521 (graphite_trans_bb_strip_mine): Clean up this code that works
9522 only for constant number of iterations. Fully copy upper and
9523 lower bound constraints, not only the constant part of them.
9524 * graphite.h (debug_value): Declared.
9526 2009-01-08 Ira Rosen <irar@il.ibm.com>
9528 PR tree-optimization/37194
9529 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9530 Don't add the cost of cost model guard in prologue to scalar
9531 outside cost in case of known number of iterations.
9533 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9534 Alan Modra <amodra@bigpond.net.au>
9536 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9537 non-word-aligned REG+CONST addressing.
9539 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9542 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9543 free_after_compilation when outputting a thunk.
9544 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9545 Do not call free_after_compilation here.
9547 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9549 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9550 (ix86_valid_target_attribute_inner_p): Ditto.
9552 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9554 PR tree-optimization/38492
9555 PR tree-optimization/38498
9556 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9557 * tree-chrec.h (scev_is_linear_expression): Declared.
9558 * graphite.c (graphite_cannot_represent_loop_niter): New.
9559 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9560 (graphite_loop_normal_form): Use gcc_assert.
9561 (scan_tree_for_params): Use CASE_CONVERT.
9562 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9563 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9564 Use gcc_assert. Discard scops that contain unhandled cases.
9565 (build_scop_conditions): Return a boolean status for unhandled cases.
9566 (strip_mine_profitable_p): Print the loop number, not its depth.
9567 (is_interchange_valid): Pass the depth of the loop nest, don't
9568 recompute it wrongly.
9569 (graphite_trans_bb_block): Same.
9570 (graphite_trans_bb_block): Print tentative of loop blocking.
9571 (graphite_trans_scop_block): Do not print that the loop has been
9573 (graphite_transform_loops): Do not handle scops that contain condition
9576 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9578 AVX Programming Reference (December, 2008)
9579 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9580 (_mm256_stream_pd): Likewise.
9581 (_mm256_stream_ps): Likewise.
9583 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9584 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9585 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9586 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9587 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9588 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9589 (ix86_expand_special_args_builtin): Likewise.
9591 * config/i386/sse.md (AVXMODEDI): New.
9592 (avx_movnt<mode>): Likewise.
9593 (avx_movnt<mode>): Likewise.
9594 (<sse>_movnt<mode>): Remove AVX support.
9595 (sse2_movntv2di): Likewise.
9597 2009-01-07 Richard Guenther <rguenther@suse.de>
9600 * fold-const.c (extract_muldiv): Remove obsolete comment.
9601 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9602 to PLUS_EXPR canonicalization for the canonicalization.
9604 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9606 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9607 hosted cross-compilers generating less efficient code.
9609 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9611 * function.h (rtl_data): Add a dbr_scheduled_p field.
9612 * reorg.c (dbr_schedule): Set it.
9613 (gate_handle_delay_slots): Check it.
9614 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9615 (mips_reorg): Check flag_delayed_branch instead of
9616 mips_base_delayed_branch.
9617 (mips_override_options): Don't set mips_base_delayed_branch
9618 or flag_delayed_branch.
9620 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9622 PR rtl-optimization/38426.
9623 * ira.c (ira): Set current_function_is_leaf earlier.
9625 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9627 PR rtl-optimization/38722
9628 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9629 too early, only set a flag and modify after last possible
9632 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9635 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9636 * real.c (decimal_single_format): Correct values of emin and emax.
9637 (decimal_double_format): Ditto.
9638 (decimal_quad_format): Ditto.
9639 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9640 computation of DECnn_MIN and DECnn_MAX for corrected values of
9641 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9642 __DECnn_MIN__, and adjust its computation for the corrected value
9645 2009-01-06 Jan Hubicka <jh@suse.cz>
9648 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9650 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9652 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9653 Add Robert Clark to the list of testers.
9655 2009-01-06 Jan Hubicka <jh@suse.cz>
9656 Kai Tietz <kai.tietz@onevision.com>
9658 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9659 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9661 2009-01-06 Jan Hubicka <jh@suse.cz>
9662 Kai Tietz <kai.tietz@onevision.com>
9664 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9666 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9667 (ix86_nsaved_regs): Count only general purpose regs.
9668 (ix86_nsaved_sseregs): New.
9669 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9670 to 16 for w64; compute padding and size of sse reg save area.
9671 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9672 general purpose regs.
9673 (ix86_emit_save_sse_regs_using_mov): New.
9674 (ix86_expand_prologue): Save SSE regs if needed.
9675 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9676 (ix86_emit_restore_sse_regs_using_mov): New.
9677 (ix86_expand_epilogue): Save SSE regs if needed.
9679 2009-01-06 Jan Hubicka <jh@suse.cz>
9680 Kai Tietz <kai.tietz@onevision.com>
9682 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9683 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9684 functions when accumulate outgoing args is off.
9686 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9689 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9690 before using pseudos_have_intersected_live_ranges_p.
9692 * ira-int.h (ira_assert): Always define.
9694 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9696 AVX Programming Reference (December, 2008)
9697 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9698 (_mm256_permute2_pd): Likewise.
9699 (_mm_permute2_ps): Likewise.
9700 (_mm256_permute2_ps): Likewise.
9701 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9702 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9704 * config/i386/i386.c (ix86_builtins): Remove
9705 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9706 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9707 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9708 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9709 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9710 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9711 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9712 __builtin_ia32_vpermil2ps256.
9713 (ix86_init_mmx_sse_builtins): Updated.
9714 (ix86_expand_args_builtin): Likewise.
9716 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9718 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9719 long absolute calls when generating PA 2.0 code.
9721 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9723 PR rtl-optimization/38583
9724 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9726 * params.def (ira-max-conflict-table-size): New.
9728 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9730 * ira.h (ira_conflicts_p): New external definition.
9732 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9733 table. Report this. Return result of building.
9734 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9735 building conflict table.
9737 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9738 (ira_color): Use ira_conflicts_p.
9740 * global.c: Include ira.h.
9741 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9744 * Makefile.in (global.o): Add ira.h.
9746 * ira-build.c (mark_all_loops_for_removal,
9747 propagate_some_info_from_allocno): New.
9748 (remove_unnecessary_allocnos): Call
9749 propagate_some_info_from_allocno.
9750 (remove_low_level_allocnos): New.
9751 (remove_unnecessary_regions): Add parameter. Call
9752 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9753 parameter to remove_unnecessary_regions.
9754 (ira_build): Remove all regions but root if the conflict table was
9755 not built. Update conflict hard regs for allocnos crossing calls.
9757 * ira.c (ira_conflicts_p): New global.
9758 (ira): Define and use ira_conflicts_p.
9760 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9761 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9762 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9764 2009-01-06 Ben Elliston <bje@au.ibm.com>
9766 * gengtype-lex.l (YY_NO_INPUT): Define.
9768 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9771 * c-common.c (handle_vector_size_attribute): Also reject
9774 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9776 PR tree-optimization/38492
9777 * graphite.c (rename_map_elt, debug_rename_elt,
9778 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9779 rename_map_elt_info, eq_rename_map_elts,
9780 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9781 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9782 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9783 (sese_build_livein_liveouts): New.
9784 (new_sese, free_sese): New.
9785 (new_scop): Call new_sese.
9786 (free_scop): Call free_sese.
9787 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9788 (register_old_new_names): Renamed register_old_and_new_names.
9789 (register_scop_liveout_renames, add_loop_exit_phis,
9790 insert_loop_close_phis, struct igp,
9791 default_liveout_before_guard, add_guard_exit_phis,
9792 insert_guard_phis, copy_renames): New.
9793 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9794 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9795 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9796 (scop_adjust_phis_for_liveouts): New.
9797 (gloog): Call scop_adjust_phis_for_liveouts.
9799 * graphite.h (struct sese): Documented. Added fields liveout,
9801 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9802 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9803 (struct scop): Added field liveout_renames.
9804 (SCOP_LIVEOUT_RENAMES): New.
9806 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9808 PR tree-optimization/38510
9809 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9810 (translate_clast): Call recompute_all_dominators before
9812 (gloog): Call recompute_all_dominators before graphite_verify.
9814 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9815 Jan Sjodin <jan.sjodin@amd.com>
9817 PR tree-optimization/38500
9818 * graphite.c (create_sese_edges): Call fix_loop_structure after
9821 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9823 * config.gcc: Add m32r*-*-rtems*.
9824 * config/m32r/rtems.h: New file.
9826 2009-01-05 Ben Elliston <bje@au.ibm.com>
9828 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9829 (.po.pox): Likewise.
9830 (po/gcc.pot): Likewise.
9832 2009-01-04 David S. Miller <davem@davemloft.net>
9834 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9835 (STARTING_FRAME_OFFSET): Always set to zero.
9837 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9839 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9840 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9841 fixed-point types, and vectors of the same.
9843 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9845 * config/mips/sync.md (*mb_barrier): Rename to...
9846 (*memory_barrier): ...this.
9848 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9850 * doc/extend.texi (Function Attributes): Move @cindex after @item
9851 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9852 and put in alphabetical order. Fix 'target' name and put in order.
9853 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9856 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9858 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9859 (memory_barrier): Expand as unspec instead of unspec_volatile.
9860 Remove mem:BLK from insn operands. Use Pmode scratch register.
9861 (*memory_barrier): Define as unspec instead of unspec_volatile.
9862 Use (match_dup 0) as input operand.
9864 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9865 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9866 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9867 scratch register. Remove operand 1.
9868 (*stbar): Define as unspec instead of unspec_volatile.
9869 Use (match_dup 0) as input operand, remove (const_int 8).
9870 (*membar): Define as unspec instead of unspec_volatile.
9871 Use (match_dup 0) as input operand, remove input operand 2.
9873 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9874 (memory_barrier): Expand as unspec instead of unspec_volatile.
9875 Remove mem:BLK from insn operands. Use Pmode scratch register.
9876 (*memory_barrier): Define as unspec instead of unspec_volatile.
9877 Use (match_dup 0) as input operand.
9879 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9880 Remove mem:BLK from insn operands. Use Pmode scratch register.
9881 Set volatile flag on operand 0.
9882 (*memory_barrier): New insn pattern.
9884 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9886 (*memory_barrier): Use (match_dup 0) as input operand.
9888 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9889 Remove mem:BLK from insn operands. Use Pmode scratch register.
9890 Set volatile flag on operand 0.
9891 (*mb_internal): New insn pattern.
9893 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9895 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9898 * function.c (struct temp_slot): Move to the section of the file
9899 that deals with temp slots. Remove field 'address'.
9900 (temp_slot_address_table): New hash table of address -> temp slot.
9901 (struct temp_slot_address_entry): New struct, items for the table.
9902 (temp_slot_address_compute_hash, temp_slot_address_hash,
9903 temp_slot_address_eq, insert_temp_slot_address): Support functions
9905 (find_temp_slot_from_address): Rewrite to use the new hash table.
9906 (remove_unused_temp_slot_addresses): Remove addresses of temp
9907 slots that have been made available.
9908 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9909 worker function for remove_unused_temp_slot_addresses.
9910 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9911 Add the temp slot address to the address -> temp slot map.
9912 (update_temp_slot_address): Update via insert_temp_slot_address.
9913 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9914 (pop_temp_slots): Likewise.
9915 (init_temp_slots): Allocate the address -> temp slot map, or empty
9916 the map if it is already allocated.
9917 (prepare_function_start): Initialize temp slot processing.
9919 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9922 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9923 Calculate the size of all stack vars assuming no packing of stack
9924 vars will happen, replacing a quadratic algorithm with a linear one.
9926 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9929 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9932 2009-01-03 Diego Novillo <dnovillo@google.com>
9934 * doc/contrib.texi: Update contributions.
9936 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9939 * builtins.c (fold_builtin_memory_op): Give up if either operand
9940 is volatile. Set srctype or desttype to non-qualified version
9944 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9947 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9949 PR rtl-optimization/35805
9950 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9951 problem if fast dce is able to remove any instructions.
9952 * dce.c (dce_process_block): Fix dump message.
9954 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9957 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9959 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9962 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9963 * tree-pretty-print.c (op_code_prio): New function.
9964 (op_prio): No longer static. Use op_code_prio.
9965 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9966 Use op_prio and op_code_prio to determine if () should be
9967 printed around operand(s) or not.
9969 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9970 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9971 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9972 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9973 pp_character instead of pp_string for single letter printing.
9975 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9977 * doc/extend.texi: Fix '#pragma GCC option' typo.
9979 2009-01-02 Richard Guenther <rguenther@suse.de>
9981 * doc/install.texi (--enable-checking): Mention different
9983 (--enable-stage1-checking): Document.
9985 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9988 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9989 case to be an error.
9991 2009-01-02 Ben Elliston <bje@au.ibm.com>
9993 * config/fp-bit.h (pack_d): Constify argument.
9994 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9995 (isnan): Constify argument.
9999 (_fpadd_parts): Constify return type.
10000 (_fpmul_parts): Likewise.
10001 (_fpdiv_parts): Likewise.
10003 2009-01-01 Jakub Jelinek <jakub@redhat.com>
10006 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
10007 warn about overwriting initializer with side-effects or
10008 -Woverride-init if !IMPLICIT.
10009 (output_init_element): Likewise. Pass IMPLICIT down to
10011 (process_init_element): Add IMPLICIT argument. Pass it down
10012 to output_init_element.
10013 (push_init_element, pop_init_level, set_designator): Adjust
10014 process_init_element callers.
10015 (set_nonincremental_init, set_nonincremental_init_from_string):
10016 Adjust add_pending_init callers.
10017 (output_pending_init_elements): Adjust output_init_element callers.
10018 * c-tree.h (process_init_element): Adjust prototype.
10019 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
10020 process_init_element callers.
10023 Copyright (C) 2009 Free Software Foundation, Inc.
10025 Copying and distribution of this file, with or without modification,
10026 are permitted in any medium without royalty provided the copyright
10027 notice and this notice are preserved.