1 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
2 Richard Guenther <rguenther@suse.de>
4 * expr.c (get_def_for_expr): New function.
5 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
7 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
8 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
10 2009-05-03 Joseph Myers <joseph@codesourcery.com>
12 * c-common.c (reswords): Add _Imaginary.
13 * c-common.c (enum rid): Add RID_IMAGINARY.
15 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
17 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18 Patch by Richard Guenther.
20 2009-05-03 Anatoly Sokolov <aesok@post.ru>
22 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
23 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
24 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
25 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
26 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
27 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
28 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
29 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
30 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
31 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
32 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
33 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
34 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
35 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
36 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
37 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
38 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
39 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
41 2009-05-02 Richard Guenther <rguenther@suse.de>
43 PR tree-optimization/39940
44 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
47 2009-05-02 Richard Guenther <rguenther@suse.de>
50 * tree-ssa.c (execute_update_addresses_taken): Properly check
51 if we can mark a variable DECL_GIMPLE_REG_P.
52 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
53 back to the end of the function.
54 (is_gimple_reg_type): Remove complex type special casing.
55 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
58 2009-05-02 Ben Elliston <bje@au.ibm.com>
60 * doc/collect2.texi (Collect2): Document search path behaviour
61 when configured with --with-ld.
63 2009-05-02 Jan Hubicka <jh@suse.cz>
65 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
66 parameter; update callers.
67 (coalesce_cost_edge): EH edges are costier because they needs splitting
68 even if not critical and even more costier when there are multiple
71 2009-05-02 Jan Hubicka <jh@suse.cz>
73 * except.c (remove_eh_handler_and_replace): Handle updating after
76 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
78 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
80 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
82 * varasm.c: Do not include c-pragma.h.
83 * attribs.c: Do not incude c-common.h.
85 2009-05-01 Michael Matz <matz@suse.de>
87 * calls.c (initialize_argument_information): Handle SSA names like
88 decls with a non MEM_P DECL_RTL.
90 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
92 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
93 * ipa-utils.c: Likewise.
94 * ipa-type-escape.c: Likewise.
95 * cgraphunit.c Do not include c-common.h.
96 * ipa-pure-const.c: Likewise.
97 * tree-if-conv.c: Likewise.
98 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
99 * ipa-struct-reorg.c: Likewise.
100 * tree-nomudflap.c: Likewise.
101 * tree-ssa-structalias.c: Likewise.
103 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
105 * store-motion.c: Many cleanups to make this pass a first-class
106 citizen instead of an appendix to gcse load motion. Add TODO list
107 to make this pass faster/cleaner/better.
109 (struct ls_expr): Post gcse.c-split cleanups.
110 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
111 "stores" field to "avail_stores".
112 (pre_ldst_mems): Rename to store_motion_mems.
113 (pre_ldst_table): Rename to store_motion_mems_table.
114 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
115 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
116 (ldst_entry): Rename to st_expr_entry, update users.
117 (free_ldst_entry): Rename to free_st_expr_entry, update users.
118 (free_ldst_mems): Rename to free_store_motion_mems, update users.
119 (enumerate_ldsts): Rename to enumerate_store_motion_mems, update caller.
120 (first_ls_expr): Rename to first_st_expr, update users.
121 (next_ls_expr): Rename to next_st_expr, update users.
122 (print_ldst_list): Rename to print_store_motion_mems. Print names of
123 fields properly for store motion instead of names inherited from load
125 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
126 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
129 (ae_kill): Rename to st_kill, update users.
130 (ae_gen): Rename to st_avloc, update users.
131 (transp): Rename to st_transp, update users.
132 (pre_insert_map): Rename to st_insert_map, update users.
133 (pre_delete_map): Rename to st_delete_map, update users.
134 (insert_store, build_store_vectors, free_store_memory,
135 one_store_motion_pass): Update for abovementioned changes.
137 (gcse_subst_count, gcse_create_count): Remove.
138 (one_store_motion_pass): New statistics counters "n_stores_deleted"
139 and "n_stores_created", local variables.
141 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
144 (regvec, compute_store_table_current_insn): Remove.
145 (reg_set_info, reg_clear_last_set): Remove.
146 (compute_store_table): Use DF caches instead of local dataflow
149 2009-05-01 Joseph Myers <joseph@codesourcery.com>
151 * c-objc-common.c (c_tree_printer): Print identifiers with
152 pp_identifier, not pp_string. Mark "({anonymous})" for
154 * c-pretty-print.c (pp_c_ws_string): New.
155 (pp_c_cv_qualifier, pp_c_type_specifier,
156 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
157 pp_c_storage_class_specifier, pp_c_function_specifier,
158 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
159 pp_c_primary_expression, pp_c_postfix_expression,
160 pp_c_unary_expression, pp_c_shift_expression,
161 pp_c_relational_expression, pp_c_equality_expression,
162 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
163 use pp_string and pp_c_ws_string in place of pp_identifier and
164 pp_c_identifier for non-identifiers. Mark English strings for
166 * c-pretty-print.h (pp_c_ws_string): Declare.
168 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
169 Roland McGrath <roland@redhat.com>
171 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id
173 (ENABLE_LD_BUILDID): New configuration option.
174 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
175 (LINK_BUILDID_SPEC): New macro.
176 (init_spec): If defined, prepend it between LINK_EH_SPEC and
178 * doc/install.texi: Document --enable-linker-build-id option.
179 * configure: Rebuild.
180 * config.in: Rebuild.
182 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
184 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
185 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
186 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
187 MIPS_GP_SAVE_AREA_SIZE.
188 * config/mips/mips.c (struct mips_frame_info): Update comment
189 before arg_pointer_offset and hard_frame_pointer_offset.
190 (mips_compute_frame_info): Update diagram before function: to
191 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
192 indicate the position of frame_pointer_rtx with -fstack-protector and
193 to show args_size. Don't allocate cprestore area for leaf functions
194 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
196 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
198 2009-04-30 Michael Matz <matz@suse.de>
200 PR tree-optimization/39955
201 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
203 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
205 * ira.c (setup_cover_and_important_classes): Use safe macro
206 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
208 * genpreds.c (write_tm_preds_h): Output suitable definition of
209 REG_CLASS_FOR_CONSTRAINT.
211 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
213 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
215 * bitmap.c (bitmap_descriptor): Likewise.
216 * ggc-common.c (loc_descriptor): Likewise.
217 * varray.c (varray_descriptor): Likewise.
218 * vec.c (vec_descriptor): Likewise.
220 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
222 * Makefile.in (dce.o): Add $(EXCEPT_H).
223 * dce.c: Include except.h and delete redundant vector definitions.
224 (deletable_insn_p): Return false for non-call insns that can throw
227 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
229 * gcse.c (ae_gen): Remove.
230 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
231 and make non-static function to make it available in store-motion.c.
232 Update call sites with search-and-replace.
233 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
234 extract_mentioned_regs, extract_mentioned_regs_helper,
235 find_moveable_store, compute_store_table, load_kills_store, find_loads,
236 store_killed_in_insn, store_killed_after, store_killed_before,
237 build_store_vectors, insert_insn_start_basic_block, insert-store,
238 remove_reachable_equiv_notes, replace_store_insn, delete_store,
239 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
240 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
241 * store-motion.c: ...new file. Also copy data structures from gcse.c
242 and clean up to remove parts not used by store motion.
243 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
244 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
246 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
249 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
250 when optimizing for size.
252 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
254 * gcse.c (gcse_constant_p): Fix typo in last change.
256 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
258 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
260 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
262 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
264 2009-04-29 James E. Wilson <wilson@codesourcery.com>
266 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
267 CONST_HIGH_PART result.
269 2009-04-29 Anatoly Sokolov <aesok@post.ru>
271 * config/avr/avr.c (initial_elimination_offset): Rename to
272 avr_initial_elimination_offset.
273 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
274 change return type to bool.
275 (avr_can_eliminate): New function.
276 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
277 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
278 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
279 * config/avr/avr-protos.h (initial_elimination_offset) : Rename to
280 avr_initial_elimination_offset.
281 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
282 (avr_initial_elimination_offset): Define.
284 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
285 Steven Bosscher <steven@gcc.gnu.org>
287 PR rtl-optimization/39938
288 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
289 * cfgrtl.c: Include insn-attr.h.
290 (rest_of_pass_free_cfg): New function.
291 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
292 * resource.c (init_resource_info): Remove call to df_analyze.
294 2009-04-29 Richard Guenther <rguenther@suse.de>
297 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
298 allow conversion to signed integers.
300 2009-04-29 Richard Guenther <rguenther@suse.de>
302 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
303 shifts of floating point vectors if the shift amount is
304 a constant multiple of the element size.
306 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
307 Michael Matz <matz@suse.de>
311 * tree-outof-ssa.c (emit_partition_copy): New function.
312 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
313 insert_part_to_rtx_on_edge): Perform the partition base var
314 copy using emit_partition_copy.
315 (insert_value_copy_on_edge): Convert constants to the right mode.
316 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
317 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
319 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
321 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
322 scan backwards to try to find a constant to initialize it.
324 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
325 insn before the loop_end instruction, don't look past labels.
327 2009-04-29 Richard Guenther <rguenther@suse.de>
330 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
331 loose type conversions.
332 (forward_propagate_addr_expr): Fix tuplification bug. Remove
333 stmts only if there are no uses of its definition.
335 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
337 * config/bfin/bfin.h (splitting_loops): Declare.
338 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
339 Reorder bit definitions to be ascending.
340 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
341 * config/bfin/bfin.c (splitting_loops): New variable.
342 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
343 (struct loop_info): Remove members INIT and LOOP_INIT.
344 (bfin_optimize_loop): Don't set them. Reorder the code that generates
345 the LSETUP sequence. Allow LC to be loaded from any register, but also
346 add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
347 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
349 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
352 * config/bfin/bfin.md (movsi_insn): Refine constraints.
354 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
356 * Makefile.in (PLUGIN_VERSION_H): New.
357 (OBJS-common): Remove plugin-version.o.
358 (plugin.o): Depend on (PLUGIN_VERSION_H).
359 (plugin-version.o): Remove.
360 * configure: Regenerate
361 * configure.ac: Create plugin-version.h.
362 * gcc-plugin.h (plugin_gcc_version): Remove.
363 (plugin_default_version_check): Change signature.
364 * plugin-version.c: Remove.
365 * plugin.c: Include plugin-version.h.
366 (str_plugin_gcc_version_name): Remove.
367 (try_init_one_plugin): Pass gcc version to plugin_init.
368 (plugin_default_version_check): Both gcc and plugin versions are now
371 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
373 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
374 problematic last insns. Test for TYPE_CALL rather than CALL_P.
375 Remove special case testing for last insn of inner loops. Don't fail if
376 the loop ends with a jump, emit an extra nop instead.
378 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
379 DREGS rather than comparing directly. Remove code that tries to
380 account for latencies.
382 2009-04-29 Richard Guenther <rguenther@suse.de>
384 PR tree-optimization/39941
385 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
386 eliminating an indirect call.
388 2009-04-29 Richard Guenther <rguenther@suse.de>
390 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
391 parameter. Allow invariants as base if !require_lvalue.
392 (verify_gimple_assign_single): Adjust.
394 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
396 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
397 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
398 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3, ssubhi3,
399 ssaddhi3_parts and sssubhi3_parts.
400 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
402 * config/bfin/bfin.c (bfin_expand_builtin, case BFIN_BUILTIN_CPLX_SQU):
405 2009-04-28 Richard Guenther <rguenther@suse.de>
407 * tree-vect-loop.c (get_initial_def_for_induction): Use
408 correct types for pointer increment.
410 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
412 * toplev.c (print_version): Update GMP version string calculation.
414 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
416 PR rtl-optimization/39938
417 * resource.c (init_resource_info): Add call to df_analyze.
419 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
421 * config/alpha/alpha.md (usegp): Cast the result of
422 alpha_find_lo_sum_using_gp to enum attr_usegp.
423 * config/alpha/alpha.c (override_options): Remove end-of-structure
424 marker element from cpu_table. Use array size of cpu_table to handle
425 -mcpu and -mtune options.
426 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
428 2009-04-28 Joseph Myers <joseph@codesourcery.com>
430 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
431 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
433 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
435 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
436 * config/rs6000/option-defaults.h: ... here. New file.
437 (OPT_64, OPT_32): Define.
438 (MASK_64BIT): Define to 0 if not already defined.
439 (OPT_ARCH64, OPT_ARCH32): Define.
440 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
443 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
445 * config/arm/arm.c (arm_override_options): Emit error on using
448 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
450 PR rtl-optimization/39914
451 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
452 registers for allocnos created from user-defined variables only
455 2009-04-28 Richard Guenther <rguenther@suse.de>
458 * fold-const.c (fold_binary): Use distribute_real_division only
461 2009-04-28 Steve Ellcey <sje@cup.hp.com>
463 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
464 add hpux-stdint.h to tm_file.
465 (hppa[12]*-*-hpux11*): Ditto.
466 (ia64*-*-hpux*): Ditto.
467 * config/hpux-stdint.h: New.
468 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
469 __STDC_EXT__ for all compiles.
470 * config/pa/pa-hpux.h: Ditto.
471 * config/pa/pa-hpux10.h: Ditto.
472 * config/pa/pa-hpux11.h: Ditto.
474 2009-04-28 Catherine Moore <clm@codesourcery.com>
476 * debug.h (set_name): Add comment.
478 2009-04-28 Andrew Pinski <pinskia@gmail.com>
481 * config/darwin.c (machopic_gen_offset): Check
482 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
483 * config/arm/arm.c (require_pic_register): Likewise.
485 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
487 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
488 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
489 m32c_promote_prototypes): Delete.
491 2009-04-28 Michael Matz <matz@suse.de>
494 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
497 2009-04-28 Richard Guenther <rguenther@suse.de>
499 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
501 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
503 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
504 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
505 * config/arm/arm-tune.md: Regenerate.
507 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
509 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
510 block if there are complex incoming edges.
511 (sel_merge_blocks): Remove useless assert.
512 (sel_redirect_edge_and_branch): Check that edge was redirected.
513 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
514 (sel_find_rgns): Delete declaration.
515 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
516 the region when it is not a preheader.
518 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
521 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
523 2009-04-28 Richard Guenther <rguenther@suse.de>
525 * tree.h (SSA_NAME_VALUE): Remove.
526 (struct tree_ssa_name): Remove value_handle member.
527 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
528 array for jump threading.
529 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
531 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
532 * tree-flow.h (threadedge_initialize_values): Declare.
533 (threadedge_finalize_values): Likewise.
534 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
535 (SSA_NAME_VALUE): Define.
536 (threadedge_initialize_values): New function.
537 (threadedge_finalize_values): Likewise.
538 * tree-ssa-dom.c (ssa_name_values): New global variable.
539 (SSA_NAME_VALUE): Define.
540 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
542 2009-04-28 Ira Rosen <irar@il.ibm.com>
544 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
545 Use REPORT_VECTORIZED_LOCATIONS instead
546 REPORT_VECTORIZED_LOOPS.
547 * tree-vectorizer.c (vect_verbosity_level): Make static.
548 (vect_loop_location): Rename to vect_location.
549 (vect_set_verbosity_level): Update comment.
550 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
552 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
553 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
554 instead REPORT_UNVECTORIZED_LOOPS.
555 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
556 vect_loop_def to vect_external_def and vect_internal_def.
557 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
558 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
559 REPORT_UNVECTORIZED_LOCATIONS.
560 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
561 and vect_used_in_loop and to vect_unused_in_scope and
563 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
564 (vect_verbosity_level): Remove declaration.
565 (vect_analyze_operations): Likewise.
566 (vect_analyze_stmt): Declare.
567 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
568 REPORT_UNVECTORIZED_LOCATIONS.
569 (vect_get_loop_niters): Fix indentation.
570 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
571 (vect_analyze_loop_operations): New function.
572 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
573 vect_analyze_operations.
574 (vect_is_simple_reduction): Use new names.
575 (vectorizable_live_operation, vect_transform_loop): Likewise.
576 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
577 specify whether the data references can be a part of interleaving chain.
578 (vect_analyze_data_ref_dependence): Use new names.
579 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
580 (vect_create_addr_base_for_vector_ref): Remove redundant code.
581 * tree-vect-patterns.c (widened_name_p): Use new names.
582 (vect_recog_dot_prod_pattern): Likewise.
583 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
584 (process_use, vect_mark_stmts_to_be_vectorized,
585 vect_model_simple_cost, vect_model_store_cost,
586 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
587 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
588 vectorizable_operation, vectorizable_type_demotion,
589 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
590 vectorizable_condition): Likewise.
591 (vect_analyze_operations): Split into vect_analyze_loop_operations
593 (vect_analyze_stmt): ... new function.
594 (new_stmt_vec_info): Use new names.
595 (vect_is_simple_use): Use new names and fix comment.
596 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
597 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
599 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
602 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
603 and integer modes for x87 operands. Do not ICE for unsupported size,
604 generate error instead. Generate error for unsupported operand types.
605 ['z']: Do not handle HImode memory operands specially. Warning
606 for floating-point operands. Fallthru to 'Z' for unsupported operand
607 types. Do not ICE for unsupported size, generate error instead.
608 (output_387_binary_op): Use %Z to output operands.
609 (output_fp_compare): Ditto.
610 (output_387_reg_move): Ditto.
612 2009-04-28 Ben Elliston <bje@au.ibm.com>
617 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
619 * builtins.c (c_strlen): Do not warn here.
620 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
621 * c-common.c (pointer_int_sum): Take an explicit location.
622 Warn about offsets out of bounds.
623 * c-common.h (pointer_int_sum): Adjust declaration.
625 2009-04-27 Ian Lance Taylor <iant@google.com>
627 * collect2.c (is_ctor_dtor): Change type of ret field in struct
629 * dce.c (run_fast_df_dce): Change type of old_flags to int.
630 * df-core.c (df_set_flags): Change return type to int. Change
631 type of old_flags to int.
632 (df_clear_flags): Likewise.
633 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
634 (df_get_conditional_uses): Likewise.
635 * df.h (df_set_flags, df_clear_flags): Update declarations.
636 * dwarf2out.c (struct indirect_string_node): Change type of form
637 field to enum dwarf_form.
638 (AT_string_form): Change return type to enum dwarf_form.
639 * fixed-value.c (fixed_compare): Add cast to enum type.
640 * fwprop.c (update_df): Change 0 to VOIDmode.
641 * gensupport.c: Change 0 to UNKNOWN.
642 * gimple.h (gimple_cond_code): Add cast to enum type.
643 * haifa-sched.c (reemit_notes): Add cast to enum type.
644 * hooks.c (hook_int_void_no_regs): Remove function.
645 * hooks.h (hook_int_void_no_regs): Remove declaration.
646 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
647 * predict.c (combine_predictions_for_insn): Add casts to enum type.
648 * real.c (real_arithmetic): Add cast to enum type.
649 (real_compare): Likewise.
650 * target.h (struct gcc_target): Change return type of
651 branch_target_register_class to enum reg_class.
652 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
653 default_branch_target_register_class.
654 * targhooks.c (default_branch_target_register_class): New function.
655 * targhooks.h (default_branch_target_register_class): Declare.
656 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
657 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
659 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
661 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
662 vect_uninitialized_def. Change 0 to ERROR_MARK.
663 * tree-vect-stmts.c (supportable_widening_operation): Don't
664 initialize icode1 and icode2.
665 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
666 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
668 (cmn_err_flag_specs): Change 0 to STD_C89.
669 (cmn_err_char_table): Likewise.
670 * config/arm/arm.c (get_arm_condition_code): Change type of code
671 to enum arm_cond_code.
672 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
673 (IWMMXT_BUILTIN2): Likewise.
674 (neon_builtin_type_bits): Don't define typedef.
675 (neon_builtin_datum): Change type of bits field to int.
676 (arm_expand_neon_args): Add cast to enum type.
677 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
679 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
681 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
683 * config/mips/mips.md (jal_macro): Return enum constant.
684 (single_insn): Likewise.
685 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
687 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
689 * config/s390/s390.c (s390_tune_flags): Change type to int.
690 (s390_arch_flags): Likewise.
691 (s390_handle_arch_option): Change flags field of struct pta to int.
692 * config/s390/s390.h (s390_tune_flags): Update declaration.
693 (s390_arch_flags): Likewise.
694 * config/sh/sh.c (prepare_move_operands): Compare
695 tls_symbolic_operand result with enum constant.
696 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
697 (sh_expand_prologue): Add cast to enum type.
698 (sh_expand_epilogue): Likewise.
699 (tls_symbolic_operand): Change return type to enum tls_model.
700 (fpscr_set_from_mem): Add cast to enum type.
701 (legitimize_pic_address): Compare tls_symbolic_operand result with
703 (sh_target_reg_class): Change return type to enum reg_class.
704 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
706 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
707 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
708 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
709 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
710 (delayed_branch, tls_call_delay): Likewise.
711 (eligible_for_sibcall_delay): Likewise.
712 (eligible_for_return_delay): Likewise.
713 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
714 (spu_expand_builtin_1): Likewise.
716 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
717 for all types of conversions.
718 (output_init_element): Issue -Wc++-compat warning if needed when
719 initializing a bitfield with enum type.
720 * c-parser.c (c_parser_expression): Set original_type to
721 original_type of right hand operand of comman operator.
723 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
725 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
727 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
728 * doc/cpp.texi (Standard Predefined Macros)
729 (Implementation-defined behavior): Likewise.
730 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
731 * doc/gimple.texi (GIMPLE Exception Handling)
732 (@code{GIMPLE_ASSIGN}): Likewise.
733 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
734 * doc/invoke.texi (Warning Options, Optimize Options)
735 (AVR Options, Darwin Options): Likewise.
736 (Optimize Options): Reformulate -fwhole-program description.
737 * doc/loop.texi (Lambda): Likewise.
738 * doc/md.texi (Output Template, Define Constraints)
739 (Standard Names, Insn Splitting): Likewise.
740 * doc/options.texi (Option properties): Likewise.
741 * doc/passes.texi (Tree-SSA passes): Likewise.
742 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
743 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
744 (File Names and DBX): Likewise.
745 * doc/trouble.texi (Incompatibilities): Likewise.
747 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
749 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
750 instruction is correct.
752 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
754 Allow non-constant arguments to conversion intrinsics.
755 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
756 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
757 * spu.c (print_operand): Handle 'v' and 'w'.
758 (exp2_immediate_p, spu_gen_exp2): Define.
759 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
760 spu_convtf_1): Update parameter descriptions.
761 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
762 * constraints.md ('v', 'w'): New.
763 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
765 (i2f, I2F): New define_mode_attr.
766 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
767 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
768 fixuns_truncv4sfv4si2): Update to use mode attribute.
769 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
770 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
771 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
772 patterns for combine.
774 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
776 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
777 (cprop, hoist, pre, store_motion): New debug counters.
778 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
779 is not an RTL pass anymore.
780 (pass_profiling): Remove extern decl for pass removed in 2005.
781 (pass_gcse, pass_jump_bypass): Remove.
782 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
783 to 0 for clean state.
784 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
785 * cse.c (gate_handle_cse_after_global_opts,
786 rest_of_handle_cse_after_global_opts): New functions.
787 (pass_cse_after_global_opts): New pass, does local CSE.
788 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
789 (TV_CPROP): New timevar.
790 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
791 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
792 (gcse_main, recompute_all_luids): Remove.
793 (compute_hash_table_work): Call max_reg_num instead of reading
795 (cprop_jump): Don't set run_jump_opt_after_gcse.
796 (constprop_register): Always allow to alter jumps.
797 (cprop_insn): Likewise.
798 (do_local_cprop): Likewise.
799 (local_cprop_pass): Likewise. Return non-zero if something changed.
800 (cprop): Remove function, fold interesting bits into one_cprop_pass.
801 (find_implicit_sets): Add note about missed optimization opportunity.
802 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
803 pass_rtl_cprop execute function.
804 Don't bother tracking the pass number, each pass gets its own dumpfile
806 Always allow to alter jumpsand bypass jumps.
807 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
808 will just find no suitable set.
809 (pre_edge_insert): Fix dumping, this function is for PRE only.
810 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
811 pass_rtl_pre execute function.
812 (hoist_code): Return non-zero if something changed. Keep track of
813 substitutions and insertions for statistics gathering similar to PRE.
814 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
815 called from the pass_rtl_hoist execute function. Show pass statistics.
816 (compute_store_table): Use max_reg_num directly instead of using the
817 formerly global max_gcse_regno.
818 (build_store_vectors): Likewise.
819 (replace_store_insn): Fix dumping.
820 (store_motion): Rename to ...
821 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
822 pass, called from the pass_rtl_store_motion execute function. Keep
823 track of substitutions and insertions for statistics gathering similar
825 (bypass_jumps): Remove, fold interesting bits into ...
826 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
827 from the pass_rtl_cprop execute function.
828 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
829 pass_jump_bypass): Remove.
830 (gate_handle_gcse, rest_of_handle_gcse): Remove.
831 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
832 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
833 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
834 (gate_rtl_store_motion, execute_rtl_store_motion,
835 pass_rtl_store_motion): New.
836 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
837 make it clear that -fcse-skip-blocks is a no-op for backward compat.
838 * passes.c (init_optimization_passes): Remove pass_gcse and
839 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
840 and cse_after_global_opts in place of pass_gcse. Schedule cprop
841 instead of pass_jump_bypass.
843 2009-04-27 Richard Guenther <rguenther@suse.de>
846 * gimplify.c (gimplify_expr): If we are required to create
847 a temporary make sure it ends up as register.
849 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
852 * config/i386/i386.c (construct_container): Don't call
853 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
854 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
856 2009-04-27 Michael Matz <matz@suse.de>
858 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
859 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
860 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
861 (dump_replaceable_exprs): Take a bitmap.
862 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
864 (expand_gimple_basic_block): Likewise.
865 * tree-ssa-ter.c (struct temp_expr_table_d): Make
866 replaceable_expressions member a bitmap.
867 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
868 (mark_replaceable): Likewise.
869 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
870 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
872 2009-04-27 Richard Guenther <rguenther@suse.de>
874 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
875 (verify_stmts): Dispatch to gimple/type verification code.
876 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
877 issue with call argument types.
879 2009-04-27 Michael Matz <matz@suse.de>
881 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
882 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
885 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
886 Eric Botcazou <ebotcazou@adacore.com>
888 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
889 a label's basic block.
890 (mark_target_live_regs): Tidy and rework obsolete comments.
891 Change back DF problem to LIVE. If a label starts a basic block,
892 assume that all registers that used to be live then still are.
893 (init_resource_info): If a label starts a basic block, set its
894 BLOCK_FOR_INSN accordingly.
895 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
897 2009-04-27 Richard Guenther <rguenther@suse.de>
899 * tree-flow-inline.h (function_ann): Remove.
900 (get_function_ann): Likewise.
901 * tree-dfa.c (create_function_ann): Remove.
902 * tree-flow.h (struct static_var_ann_d): Remove.
903 (struct function_ann_d): Likewise.
904 (union tree_ann_d): Remove fdecl member.
905 (function_ann_t): Remove.
906 (function_ann, get_function_ann, create_function_ann): Remove
909 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
911 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
913 2009-04-27 Jan Hubicka <jh@suse.cz>
915 * ipa-pure-const.c (struct funct_state_d): New fields
916 state_previously_known, looping_previously_known; remove
918 (analyze_function): Use new fields.
919 (propagate): Avoid assumption that state_set_in_source imply
922 * tree-ssa-loop-niter.c (finite_loop_p): New function.
923 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
924 * cfgloop.h (finite_loop_p): Declare.
926 2009-04-26 Michael Matz <matz@suse.de>
928 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
930 2009-04-26 Michael Matz <matz@suse.de>
932 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
933 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
934 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
935 pass_mark_used_blocks): Remove.
936 * tree-optimize.c (pass_free_datastructures,
937 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
938 * passes.c (init_optimization_passes): Don't call
939 pass_mark_used_blocks, remove dead code.
941 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
943 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
944 * tree-ssa-live.h (register_ssa_partition): Likewise.
946 2009-04-26 Michael Matz <matz@suse.de>
949 * builtins.c (fold_builtin_next_arg): Handle SSA names.
950 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
951 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
953 (compare_pairs): Swap cost comparison.
954 (coalesce_ssa_name): Don't use change_partition_var.
955 * tree-nrv.c (struct nrv_data): Add modified member.
956 (finalize_nrv_r): Set it.
957 (tree_nrv): Use it to update statements.
958 (pass_nrv): Require PROP_ssa.
959 * tree-mudflap.c (mf_decl_cache_locals,
960 mf_build_check_statement_for): Use make_rename_temp.
961 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
962 * alias.c (find_base_decl): Handle SSA names.
963 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
964 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
965 * rtl.h (set_reg_attrs_for_parm): Declare.
966 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
967 to "optimized", remove unused locals at finish.
968 (execute_free_datastructures): Make global, call
969 delete_tree_cfg_annotations.
970 (execute_free_cfg_annotations): Don't call
971 delete_tree_cfg_annotations.
973 * ssaexpand.h: New file.
974 * expr.c (toplevel): Include ssaexpand.h.
975 (expand_assignment): Handle SSA names the same as register variables.
976 (expand_expr_real_1): Expand SSA names.
977 * cfgexpand.c (toplevel): Include ssaexpand.h.
978 (SA): New global variable.
979 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
981 (set_rtl): New helper function.
982 (add_stack_var): Deal with SSA names, use set_rtl.
983 (expand_one_stack_var_at): Likewise.
984 (expand_one_stack_var): Deal with SSA names.
985 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
986 before unique numbers.
987 (expand_stack_vars): Use set_rtl.
988 (expand_one_var): Accept SSA names, add asserts for them, feed them
989 to above subroutines.
990 (expand_used_vars): Expand all partitions (without default defs),
991 then only the local decls (ignoring those expanded already).
992 (expand_gimple_cond): Remove edges when jumpif() expands an
994 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
995 or remove abnormal edges. Ignore insns setting the LHS of a TERed
997 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
998 members of SA; deal with PARM_DECL partitions here; expand
999 all PHI nodes, free tree datastructures and SA. Commit instructions
1000 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
1001 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
1002 info and statements at start, collect garbage at finish.
1003 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
1004 (VAR_ANN_PARTITION) Remove.
1005 (change_partition_var): Don't declare.
1006 (partition_to_var): Always return SSA names.
1007 (var_to_partition): Only accept SSA names.
1008 (register_ssa_partition): Only check argument.
1009 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
1011 (delete_var_map): Don't free it.
1012 (var_union): Only accept SSA names, simplify.
1013 (partition_view_init): Mark only useful SSA names as used.
1014 (partition_view_fini): Only deal with SSA names.
1015 (change_partition_var): Remove.
1016 (dump_var_map): Use ssa_name instead of partition_to_var member.
1017 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
1019 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
1020 (struct _elim_graph): New member const_dests; nodes member vector of
1022 (set_location_for_edge): New static helper.
1023 (create_temp): Remove.
1024 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
1025 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
1026 (new_elim_graph): Allocate const_dests member.
1027 (clean_elim_graph): Truncate const_dests member.
1028 (delete_elim_graph): Free const_dests member.
1029 (elim_graph_size): Adapt to new type of nodes member.
1030 (elim_graph_add_node): Likewise.
1031 (eliminate_name): Likewise.
1032 (eliminate_build): Don't take basic block argument, deal only with
1033 partition numbers, not variables.
1034 (get_temp_reg): New static helper.
1035 (elim_create): Use it, deal with RTL temporaries instead of trees.
1036 (eliminate_phi): Adjust all calls to new signature.
1037 (assign_vars, replace_use_variable, replace_def_variable): Remove.
1038 (rewrite_trees): Only do checking.
1039 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
1040 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
1041 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
1042 contains_tree_r, MAX_STMTS_IN_LATCH,
1043 process_single_block_loop_latch, analyze_edges_for_bb,
1044 perform_edge_inserts): Remove.
1045 (expand_phi_nodes): New global function.
1046 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
1047 functions, initialize new parameter, remember partitions having a
1049 (finish_out_of_ssa): New global function.
1050 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
1051 don't reset in_ssa_p here, don't disable TER when mudflap.
1052 (pass_del_ssa): Remove.
1053 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
1055 (execute_free_datastructures): Declare.
1056 * Makefile.in (SSAEXPAND_H): New variable.
1057 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
1058 * basic-block.h (commit_one_edge_insertion): Declare.
1059 * passes.c (init_optimization_passes): Move pass_nrv and
1060 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
1061 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
1062 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
1063 (redirect_branch_edge): Deal with super block when expanding, split
1064 out jump patching itself into ...
1065 (patch_jump_insn): ... here, new static helper.
1067 2009-04-26 Michael Matz <matz@suse.de>
1069 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
1070 beyond num_ssa_names.
1071 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
1072 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
1074 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1077 * fwprop.c (forward_propagate_asm): New function.
1078 (forward_propagate_and_simplify): Propagate also into __asm, if it
1079 doesn't increase the number of referenced registers.
1082 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
1084 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1086 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
1087 note_nonlocal_vla_type for nonlocal VLAs.
1088 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
1089 contains_remapped_vars, remap_vla_decls): New functions.
1090 (convert_nonlocal_reference_stmt): If not optimizing, call
1091 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
1092 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
1093 if it wasn't found in var_map.
1094 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
1095 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
1096 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
1098 * gimplify.c (nonlocal_vlas): New variable.
1099 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
1101 (gimplify_body): Create and destroy nonlocal_vlas.
1103 * dwarf2out.c (loc_descr_plus_const): New function.
1104 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
1105 mem_loc_descriptor, loc_descriptor_from_tree_1,
1106 descr_info_loc, gen_variable_die): Use it.
1108 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
1109 !TREE_STATIC VAR_DECLs.
1110 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
1111 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
1112 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
1113 DECL_BY_REFERENCE is valid.
1114 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
1115 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
1116 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
1117 Copy DECL_BY_REFERENCE.
1118 (struct nesting_copy_body_data): New type.
1119 (nesting_copy_decl): New function.
1120 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
1121 if they have variable length.
1123 2009-04-26 Michael Matz <matz@suse.de>
1125 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
1126 mark new temporaries for renaming.
1128 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1131 * c-decl.c (global_bindings_p): Return negative value.
1132 (c_variable_size): New. Based on variable_size from
1134 (grokdeclarator): Call c_variable_size not variable_size.
1136 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
1138 * config/i386/i386.c (print_operand) ['z']: Fix typo.
1140 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
1142 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
1143 Redefine it to just use mingw/include.
1144 (ASM_SPEC): Rules for -m32 and -m64.
1145 (LINK_SPEC): Use Likewise.
1146 (SPEC_32): New define.
1147 (SPEC_64): Likewise.
1148 (SUB_LINK_SPEC): Likewise.
1149 (MULTILIB_DEFAULTS): New define.
1150 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
1151 Add multilib options.
1152 (MULTILIB_DIRNAMES): Likewise.
1153 (MULTILIB_OSDIRNAMES): Likewise.
1155 (INSTALL_LIBGCC): Likewise.
1157 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1160 * c-tree.h (enum c_inline_static_type): New.
1161 (record_inline_static): Declare.
1162 * c-decl.c (struct c_inline_static, c_inline_statics,
1163 record_inline_static, check_inline_statics): New.
1164 (pop_file_scope): Call check_inline_statics.
1165 (start_decl): Call record_inline_static instead of pedwarning
1166 directly for static in inline function.
1167 * c-typeck.c (build_external_ref): Call record_inline_static
1168 instead of pedwarning directly for static referenced in inline
1171 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
1173 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
1174 not new but only being rescanned.
1175 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
1176 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
1177 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
1178 record_set_info, compute_set, grealloc): Remove.
1179 (recompute_all_luids): New function.
1180 (gcse_main): Don't compute sets, and don't do related memory
1181 allocations/free-ing. If something changed before the end of the
1182 pass, update LUIDs using recompute_all_luids.
1183 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
1184 (free_gcse_mem): Don't free it either.
1185 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
1186 Use the df insn LUIDs.
1187 (load_killed_in_block): Likewise.
1188 (compute_hash_table_work): Don't compute reg_set_in_block.
1189 (compute_transp): Use DF_REG_DEF_CHAINs.
1190 (local_cprop_pass): Don't use compute_sets and related functions.
1191 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
1192 Use get_max_uid() instead of max_cuid.
1193 (insert_insn_end_basic_block, pre_insert_copy_insn,
1194 update_ld_motion_stores): Don't try to
1195 keep reg_set tables up to date.
1196 (pre_insert_copies): Use df insn LUIDs.
1197 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
1198 (reg_set_info): Don't use extra bitmap argument.
1199 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
1200 information to compute regs_set_in_block.
1201 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
1202 (bypass_jumps): Don't use compute_sets and friends.
1204 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1207 * opts.c (undocumented_msg): Do not leave blank even with
1210 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1212 * c-decl.c (build_enumerator): Allow values folding to integer
1213 constants but not integer constant expressions with a pedwarn if
1216 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1219 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
1220 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
1221 type is an integer constant.
1223 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1226 * config/i386/i386.c (print_operand) ['z']: Revert handling of
1229 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1232 * c-decl.c (grokdeclarator): Diagnose declarations of functions
1233 with variably modified return type and no storage class
1234 specifiers, except for the case of nested functions. Distinguish
1235 extern declarations of functions with variably modified return
1236 types from those of objects with variably modified types.
1238 2009-04-25 Jan Hubicka <jh@suse.cz>
1240 * tree.c (list_equal_p): New function.
1241 * tree.h (list_equal_p): Declare.
1242 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1243 basic_block_def, basic_block, const_basic_block): New.
1244 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
1245 (redirect_eh_edge): New function.
1246 (make_eh_edge_update_phi): EH edges are not abnormal.
1247 * except.c: Include tree-flow.h.
1248 (list_match): New function.
1249 (eh_region_replaceable_by_p): New function.
1250 (replace_region): New function.
1251 (hash_type_list): New function.
1252 (hash_eh_region): New function.
1253 (eh_regions_equal_p): New function.
1254 (merge_peers): New function.
1255 (remove_unreachable_regions): Verify EH tree when checking;
1257 (copy_eh_region_1): New function.
1258 (copy_eh_region): New function.
1259 (push_reachable_handler): New function.
1260 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
1261 regions without label but with live RESX.
1262 * except.h (redirect_eh_edge_to_label): New.
1263 * tree-flow.h (redirect_eh_edge): New.
1264 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1265 basic_block_def, basic_block, const_basic_block): Remove.
1266 * Makefile.in (except.o): Add dependency on tree-flow.h
1267 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
1268 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
1271 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
1274 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
1275 on the destination of memcpy.
1277 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
1279 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
1280 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
1281 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
1283 2009-04-25 Jan Hubicka <jh@suse.cz>
1285 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
1286 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
1287 to be reached by different label than left.
1288 (update_eh_edges): Update comment; remove edge_to_remove if possible
1289 and return true if suceeded.
1290 (cleanup_empty_eh): Accept sharing map; handle shared regions.
1291 (cleanup_eh): Compute sharing map.
1292 * except.c (remove_eh_handler_and_replace): Add argument if we should
1294 (remove_unreachable_regions): Update for label sharing.
1295 (label_to_region_map): Likewise.
1296 (get_next_region_sharing_label): New function.
1297 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
1299 (remove_eh_handler): Update.
1300 (remove_eh_region_and_replace_by_outer_of): New function.
1301 * except.h (struct eh_region): Add next_region_sharing_label.
1302 (remove_eh_region_and_replace_by_outer_of,
1303 get_next_region_sharing_label): Declare.
1304 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
1306 2009-04-25 Jan Hubicka <jh@suse.cz>
1308 * tree-cfg.c (split_critical_edges): Split also edges where we can't
1309 insert code even if they are not critical.
1311 2009-04-25 Jan Hubicka <jh@suse.cz>
1313 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1314 (gimple_can_remove_branch_p): EH edges won't remove branch by
1316 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
1317 updating of non-abnormal EH edges.
1318 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1319 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
1320 (split_critical_edges): Split also edges where emitting code on them
1321 will lead to splitting later.
1323 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1324 H.J. Lu <hongjiu.lu@intel.com>
1327 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
1328 the configured assembler supports fildq and fistpq mnemonics.
1329 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
1330 * configure: Regenerated.
1333 * config/i386/i386.c (print_operand): Handle 'Z'.
1334 ['z']: Remove handling of special fild/fist suffixes.
1335 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
1336 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
1337 suffix of fild insn.
1338 (*floatsi<mode>2_vector_mixed): Ditto.
1339 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
1340 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
1341 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1342 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
1343 * config/i386/gas.h (GAS_MNEMONICS): Remove.
1345 2009-04-25 Ben Elliston <bje@au.ibm.com>
1347 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
1348 the source of a set operation.
1350 2009-04-25 Anatoly Sokolov <aesok@post.ru>
1352 * target.h (struct gcc_target): Add case_values_threshold field.
1353 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
1354 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
1355 * targhooks.c (default_case_values_threshold): New function.
1356 * targhooks.h (default_case_values_threshold): Declare function.
1357 * stmt.c (expand_case): Use case_values_threshold target hook.
1358 * expr.h (case_values_threshold): Remove declartation.
1359 * expr.c (case_values_threshold): Remove function.
1360 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
1362 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
1363 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1364 (avr_case_values_threshold): Declare as static.
1365 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
1367 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
1368 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1369 (mn10300_case_values_threshold): New function.
1371 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1373 * ira.c (setup_cover_and_important_classes): Add enum cast.
1375 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
1377 * genpreds.c (write_enum_constraint_num): Output definition of
1378 CONSTRAINT_NUM_DEFINED_P macro.
1379 * ira.c (setup_cover_and_important_classes): Use
1380 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
1382 2009-04-24 DJ Delorie <dj@redhat.com>
1384 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
1385 __SH2A_SINGLE_ONLY__ also.
1387 2009-04-24 Steve Ellcey <sje@cup.hp.com>
1389 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
1390 (movdf_internal): Ditto.
1391 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
1392 SFmode and DFmode constants.
1393 (ia64_print_operand): Add 'G' format for printing
1394 floating point constants.
1396 2009-04-24 Richard Guenther <rguenther@suse.de>
1398 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
1399 from unsigned additions.
1401 2009-04-24 Joseph Myers <joseph@codesourcery.com>
1403 * c-typeck.c (set_init_index): Allow array designators that are
1404 not integer constant expressions with a pedwarn if pedantic.
1406 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1408 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
1409 zero if no overlap in nonzero bits between the operands.
1411 2009-04-24 Ian Lance Taylor <iant@google.com>
1413 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
1414 (record_dead_and_set_regs): Likewise.
1415 * df.h (struct df_mw_hardreg): Change flags field to int.
1416 (struct df_base_ref): Likewise.
1417 (struct df): Change changeable_flags field to int.
1418 * df-scan.c (df_defs_record): Change clobber_flags to int.
1419 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
1420 constants rather than #define macros.
1421 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
1422 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
1423 (enum dwarf_calling_convention): Likewise.
1424 (enum dwarf_line_number_x_ops): Likewise.
1425 (enum dwarf_call_frame_info): Likewise.
1426 (enum dwarf_source_language): Likewise.
1427 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1428 (add_calling_convention_attribute): Likewise.
1429 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1430 (combine_comparisons): Change compcode to int. Add cast to enum type.
1431 * genrecog.c (maybe_both_true_2): Change c to int.
1432 (write_switch): Likewise. Add cast to enum type.
1433 * gimplify.c (gimplify_omp_for): Handle return values from
1434 gimplify_expr using MIN rather than bitwise or.
1435 (gimplify_expr): Add cast to enum type.
1436 * ipa-prop.c (update_jump_functions_after_inlining): Change
1437 IPA_BOTTOM to IPA_JF_UNKNOWN.
1438 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1439 Add casts to enum type.
1440 (setup_cover_and_important_classes): Change cl to int. Add casts
1442 (setup_class_translate): Change cl and mode to int.
1443 (ira_init_once): Change mode to int.
1444 (free_register_move_costs): Likewise.
1445 (setup_prohibited_mode_move_regs): Add casts to enum type.
1446 * langhooks.c (add_builtin_function_common): Rework assertion that
1447 value fits bitfield.
1448 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1449 * omega.c (omega_do_elimination): Avoid math on enum types.
1450 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1451 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1452 int local to handle integral_argment value.
1453 * regmove.c (try_auto_increment): Change PUT_MODE to
1455 * reload.c (push_secondary_reload): Add casts to enum type.
1456 (secondary_reload_class, find_valid_class): Likewise.
1457 * reload1.c (emit_input_reload_insns): Likewise.
1458 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1459 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1460 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1462 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1463 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1465 (expand_complex_libcall): Add casts to enum type.
1466 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1467 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1468 with ERROR_MARK, not NUM_TREE_CODES.
1469 (vect_create_epilog_for_reduction): Likewise.
1470 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1471 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1472 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1474 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1475 vect_unused_in_loop. Change 0 to loop_vect.
1476 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1477 * var-tracking.c (get_init_value): Change return type to enum
1479 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1480 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1482 (arm_override_options): Add casts to enum type.
1483 (arm_emit_tls_decoration): Likewise.
1484 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1486 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1487 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1488 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1490 * config/s390/s390.c (code_for_builtin_64): Change to array of
1492 (code_for_builtin_31): Likewise.
1493 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1495 * config/sparc/sparc.c (sparc_override_options): Change value
1496 field in struct code_model to enum cmodel. In initializer change
1497 0 to NULL and add cast to enum type.
1499 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1500 Change all callers. Issue a -Wc++-compat warning using
1501 lhs_origtype if necessary.
1502 (convert_for_assignment): Issue -Wc++-compat warnings about
1503 invalid conversions to enum type on assignment.
1504 * c-common.h (build_modify_expr): Update declaration.
1506 2009-04-24 Nick Clifton <nickc@redhat.com>
1508 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1509 (function_arg_advance): Likewise.
1510 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1513 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1515 * config/s390/constraints.md ('I', 'J'): Fix condition.
1517 2009-04-24 Diego Novillo <dnovillo@google.com>
1519 * gengtype-parse.c (parse_error): Add newline after message.
1521 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1523 * config/i386/sse.md (avxmodesuffixs): Removed.
1524 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1525 (*avx_pinsr<ssevecsize>): This.
1527 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1529 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1530 follow chains of regs with a single definition, and allow expressions
1531 that are function_invariant_p.
1532 (simple_rhs_p): Allow expressions that are function_invariant_p.
1534 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1537 * fold-const.c (fold_cond_expr_with_comparison): When folding
1538 > and >= to MAX, make sure the MAX uses the same type as the
1539 comparison's operands.
1541 2009-04-24 Nick Clifton <nickc@redhat.com>
1543 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1544 addressing for DImode accesses.
1545 (frv_print_operand_address): Handle PLUS case.
1546 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1548 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1550 PR rtl-optimization/39794
1551 * alias.c (canon_true_dependence): Add x_addr argument.
1552 * rtl.h (canon_true_dependence): Adjust prototype.
1553 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1554 * cselib.c (cselib_invalidate_mem): Likewise.
1555 * gcse.c (compute_transp): Likewise.
1556 * dse.c (scan_reads_nospill): Likewise.
1557 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1558 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1559 canon_base_addr of the group, plus optional offset.
1560 (struct group_info): Rename canon_base_mem to
1562 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1563 canon_rtx of base_mem.
1565 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1567 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1568 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1570 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1572 * config/spu/spu-builtins.h: Delete file.
1574 * config/spu/spu.h (enum spu_builtin_type): Move here from
1576 (struct spu_builtin_description): Likewise. Add GTY marker.
1577 Do not use enum spu_function_code or enum insn_code.
1578 (spu_builtins): Add extern declaration.
1580 * config/spu/spu.c: Do not include "spu-builtins.h".
1581 (enum spu_function_code, enum spu_builtin_type_index,
1582 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1583 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1584 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1585 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1586 (spu_builtin_types): Make static. Add GTY marker.
1587 (spu_builtins): Add extern declaration with GTY marker.
1590 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1591 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1592 Check programmatically whether all parameters are scalar.
1594 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1596 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1598 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1599 assignment from the constructor either if the target is volatile.
1601 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1603 * config/arm/arm.md (insv): Do not share operands[0].
1605 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1607 * config/vxlib-tls.c (active_tls_threads): Delete.
1608 (delete_hook_installed): New.
1609 (tls_delete_hook): Don't delete the delete hook.
1610 (tls_destructor): Delete it here.
1611 (__gthread_set_specific): Adjust installing the delete hook.
1612 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1613 __gthread_leave_tsd_dtor_context.
1615 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1617 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1619 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1621 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1623 (alpha_rtx_costs): Ditto.
1624 (emit_unlikely_jump): Use add_reg_note.
1625 (emit_frame_store_1): Ditto.
1626 (alpha_expand_prologue): Ditto.
1627 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1628 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1630 2009-04-23 Nick Clifton <nickc@redhat.com>
1632 * config/v850/v850.md (epilogue): Remove suppressed code.
1633 (return): Rename to return_simple and remove test of frame size.
1634 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1635 to gen_return_simple.
1637 2009-04-22 Jing Yu <jingyu@google.com>
1640 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1642 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1645 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1646 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1647 value is a VECTOR_CST, the element type is the element type of the
1650 2009-04-22 DJ Delorie <dj@redhat.com>
1652 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1654 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1656 * alias.c (find_base_term): Move around LO_SUM case, so that
1657 CONST falls through into PLUS/MINUS handling.
1660 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1661 into 0, use omit_one_operand.
1663 2009-04-23 Ben Elliston <bje@au.ibm.com>
1665 * config/rs6000/linux-unwind.h (get_regs): Remove type
1666 puns. Change the type of `pc' to an array of unsigned ints and
1667 update all users. Constify frame24.
1669 2009-04-22 DJ Delorie <dj@redhat.com>
1671 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1672 declarations before code.
1673 (current_function_special_page_vector): Likewise.
1674 (m32c_expand_insv): Silence a warning.
1676 2009-04-21 Taras Glek <tglek@mozilla.com>
1678 * alias.c: Update GTY annotations to new syntax.
1679 * basic-block.h: Likewise.
1680 * bitmap.h: Likewise.
1681 * c-common.h: Likewise.
1682 * c-decl.c: Likewise.
1683 * c-parser.c: Likewise.
1684 * c-pragma.c: Likewise.
1685 * c-tree.h: Likewise.
1686 * cfgloop.h: Likewise.
1687 * cgraph.h: Likewise.
1688 * config/alpha/alpha.c: Likewise.
1689 * config/arm/arm.h: Likewise.
1690 * config/avr/avr.h: Likewise.
1691 * config/bfin/bfin.c: Likewise.
1692 * config/cris/cris.c: Likewise.
1693 * config/darwin.c: Likewise.
1694 * config/frv/frv.c: Likewise.
1695 * config/i386/i386.c: Likewise.
1696 * config/i386/i386.h: Likewise.
1697 * config/i386/winnt.c: Likewise.
1698 * config/ia64/ia64.h: Likewise.
1699 * config/iq2000/iq2000.c: Likewise.
1700 * config/mips/mips.c: Likewise.
1701 * config/mmix/mmix.h: Likewise.
1702 * config/pa/pa.c: Likewise.
1703 * config/pa/pa.h: Likewise.
1704 * config/rs6000/rs6000.c: Likewise.
1705 * config/s390/s390.c: Likewise.
1706 * config/sparc/sparc.c: Likewise.
1707 * config/xtensa/xtensa.c: Likewise.
1708 * cselib.h: Likewise.
1709 * dbxout.c: Likewise.
1710 * dwarf2out.c: Likewise.
1711 * except.c: Likewise.
1712 * except.h: Likewise.
1713 * fixed-value.h: Likewise.
1714 * function.c: Likewise.
1715 * function.h: Likewise.
1716 * gimple.h: Likewise.
1717 * integrate.c: Likewise.
1718 * optabs.c: Likewise.
1719 * output.h: Likewise.
1722 * stringpool.c: Likewise.
1723 * tree-data-ref.c: Likewise.
1724 * tree-flow.h: Likewise.
1725 * tree-scalar-evolution.c: Likewise.
1726 * tree-ssa-address.c: Likewise.
1727 * tree-ssa-alias.h: Likewise.
1728 * tree-ssa-operands.h: Likewise.
1731 * varasm.c: Likewise.
1732 * varray.h: Likewise.
1734 * coretypes.h: Do not define GTY macro if it is already defined.
1735 * doc/gty.texi: Update GTY documentation to new syntax.
1736 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1737 annotations on structs.
1738 * gengtype-parse.c: Likewise.
1740 2009-04-22 Mark Heffernan <meheff@google.com>
1742 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1744 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1746 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1749 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1751 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1752 the same as a PLUS without a shift. Increase the cost of a
1755 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1757 * Makefile.in: Update dependencies.
1758 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1759 * errors.h: Remove bogus comment about compatibility.
1760 (warning): Update declaration.
1761 * genautomata.c: Update all calls to warning.
1762 * gimple.c: Do not include errors.h. Include toplev.h.
1763 * tree-ssa-structalias.c: Do not include errors.h.
1764 * omega.c: Likewise.
1765 * tree-ssa-reassoc.c: Likewise.
1766 * config/spu/spu-c.c: Likewise.
1767 * config/spu/t-spu-elf: Update dependencies.
1769 2009-04-22 Richard Guenther <rguenther@suse.de>
1771 PR tree-optimization/39824
1772 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1773 make sure the types are compatible.
1775 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1778 * c-common.c (c_parse_error): Take a token_flags parameter.
1779 Use token_type for the token type instead.
1780 Pass token_flags to cpp_type2name.
1781 * c-common.h (c_parse_error): Update declaration.
1782 * c-parser.c (c_parser_error): Pass 0 as token flags.
1784 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1786 PR rtl-optimization/39580
1787 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1789 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1791 * function.c (expand_function_end): Do not emit a jump to the "naked"
1792 return label for fall-through returns.
1793 * except.c (sjlj_emit_function_exit): Always place the call to the
1794 unregister function at the location installed by expand_function_end.
1796 2009-04-22 Richard Guenther <rguenther@suse.de>
1798 PR tree-optimization/39845
1799 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1800 (gen_inbound_check): Likewise.
1802 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1804 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1806 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1807 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1809 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1811 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1812 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1813 shift counts to avoid out-of-bounds array accesses.
1815 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1817 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1818 (Pmode): Move above.
1820 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1822 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1823 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1824 GET_CODE macro. Use IN_RANGE macro where appropriate.
1825 * config/alpha/alpha.h: Ditto.
1826 * config/alpha/alpha.md: Ditto.
1827 * config/alpha/constraints.md: Ditto.
1828 * config/alpha/predicates.md: Ditto.
1830 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1832 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1833 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1834 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1835 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1836 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1837 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1838 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1839 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1840 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1841 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1842 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1843 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1844 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1845 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1846 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1847 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1848 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1849 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1850 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1851 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1852 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1853 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1854 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1855 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1856 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1857 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1858 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1860 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1862 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1863 references from comments.
1864 * cfgbuild.c: (count_basic_blocks): Delete.
1865 (find_basic_blocks_1): Delete.
1866 (find_basic_blocks): Delete.
1867 * except.c (finish_eh_generation): Make static. Move comment from
1868 except.h here. Remove find_basic_blocks references from comments.
1869 * except.h (finish_eh_generation): Delete.
1870 * basic-block.h (find_basic_blocks): Delete.
1871 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1873 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1875 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1876 (sdbout_parms): Likewise.
1878 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1880 * config/sh/sh.c (prepare_cbranch_operands): Use
1881 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1882 (expand_cbranchdi4): Likewise.
1883 (from_compare): Add cast to enum type.
1884 (expand_cbranchsi4): Use add_reg_note.
1885 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1886 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1887 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1888 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1889 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1890 instead of CODE_FOR_nothing.
1891 (cbranchdi4): Likewise. Fix the order of arguments for
1893 (push_fpscr): Use add_reg_note.
1894 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1895 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1897 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1899 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1900 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1901 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1902 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1903 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1904 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1905 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1906 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1907 config/alpha/x-vms, config/arc/t-arc,
1908 config/arm/README-interworking, config/arm/arm-c.c,
1909 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1910 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1911 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1912 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1913 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1914 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1915 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1916 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1917 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1918 config/cris/t-elfmulti, config/crx/t-crx,
1919 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1920 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1921 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1922 config/h8300/t-h8300, config/i386/athlon.md,
1923 config/i386/darwin-libgcc.10.4.ver,
1924 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1925 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1926 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1927 config/i386/t-linux64, config/i386/t-nwld,
1928 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1929 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1930 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1931 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1932 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1933 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1934 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1935 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1936 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1937 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1938 config/m68k/t-uclinux, config/mcore/t-mcore,
1939 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1940 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1941 config/mips/crtn.asm, config/mips/irix-crti.asm,
1942 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1943 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1944 config/mips/mips-fixed.md, config/mips/sb1.md,
1945 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1946 config/mips/t-iris6, config/mips/t-isa3264,
1947 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1948 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1949 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1950 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1951 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1952 config/mn10300/t-linux, config/mn10300/t-mn10300,
1953 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1954 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1955 config/picochip/libgccExtras/clzsi2.asm,
1956 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1957 config/rs6000/darwin-libgcc.10.4.ver,
1958 config/rs6000/darwin-libgcc.10.5.ver,
1959 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1960 config/rs6000/t-aix43, config/rs6000/t-aix52,
1961 config/rs6000/t-darwin, config/rs6000/t-fprules,
1962 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1963 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1964 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1965 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1966 config/rs6000/t-rtems, config/rs6000/t-spe,
1967 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1968 config/score/t-score-elf, config/sh/divcost-analysis,
1969 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1970 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1971 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1972 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1973 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1974 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1975 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1976 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1977 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1978 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1979 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1980 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1981 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1982 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1983 * config/h8300/genmova.sh: Include copyright and license notices
1984 in generated output.
1985 * config/h8300/mova.md: Regenerate.
1986 * doc/install.texi2html: Include word "Copyright" in copyright
1987 notice and use name "Free Software Foundation, Inc.".
1988 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1989 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1990 ChangeLog-2007, ChangeLog-2008: Correct dates.
1992 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1994 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1995 NE_EXPR operations as well.
1996 * c-parser.c (c_parser_condition): Do not set location information on
1998 (c_parser_conditional_expression): Likewise.
1999 (c_parser_binary_expression): Set location information on operators.
2000 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
2001 TRUTH_NOT_EXPR has been folded.
2002 * fold-const.c (fold_truth_not_expr): Copy location information from
2003 the incoming expression to the outgoing one.
2004 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
2005 recursive calls on the LHS of the operator but pass that of the
2006 operator to recursive calls on the RHS of the operator. Set it
2008 (shortcut_cond_expr): Set the locus of the operator on the second
2009 COND_EXPR and that of the expression on the first in degenerate cases.
2010 Pass the locus of the expression to calls to shortcut_cond_r.
2011 Set the locus of the 'then' block on the associated jump, if any.
2012 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
2013 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
2014 expression to call to gimplify_boolean_expr.
2016 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
2018 * config.gcc: Add additional configuration for
2019 i686-w64-mingw* and x86_64-w64-mingw* triplet.
2020 * config/i386/mingw-w64.h: New mingw-w64 specific header.
2021 (CPP_SPEC): Redefine for allowing -municode option.
2022 (STARTFILE_SPEC): Likewise.
2023 * config/i386/t-mingw-w64: New.
2024 * config/i386/mingw-w64.opt: New.
2025 (municode): Add new target option.
2026 * doc/invoke.texi (municode): Add documentation for new option.
2028 2009-04-21 Ian Lance Taylor <iant@google.com>
2030 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2031 Correct test for number of arguments.
2032 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
2034 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
2036 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
2037 argument of emit_library_call.
2039 2009-04-21 Richard Guenther <rguenther@suse.de>
2042 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
2043 inside VIEW_CONVERT_EXPRs.
2045 2009-04-21 Martin Jambor <mjambor@suse.cz>
2047 * tree-switch-conversion.c (build_constructors): Split a long line.
2048 (constructor_contains_same_values_p): New function.
2049 (build_one_array): Create assigns of constants if possible, do not
2050 call mark_sym_for_renaming, call update_stmt.
2051 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
2052 make_rename_temp. Do not call mark_symbols_for_renaming, call
2054 (gen_def_assigns): Do not call mark_symbols_for_renaming or
2055 find_new_referenced_vars, call update_stmt.
2056 (gen_inbound_check): Use create_tmp_var and create ssa names manually
2057 instead of calling make_rename_temp. Do not call
2058 find_new_referenced_vars or mark_symbols_for_renaming, call
2061 2009-04-21 Richard Guenther <rguenther@suse.de>
2063 PR tree-optimization/39827
2064 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
2065 (tree_ssa_phiprop): Pass the correct array size.
2067 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
2069 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
2071 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2074 * c-typeck.c (lvalue_p): Move declaration ...
2075 * c-common.h (lvalue_p): ... to here.
2076 * c-common.c (candidate_equal_p): New.
2077 (add_tlist): Use it.
2078 (merge_tlist): Use it.
2079 (warn_for_collisions_1): Likewise.
2080 (warning_candidate_p): Accept more candidates.
2081 (verify_tree): A warning candidate can be an expression. Use
2084 2009-04-21 Ben Elliston <bje@au.ibm.com>
2087 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2088 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
2089 options. Remove -mcall-solaris documentation.
2091 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2094 * doc/invoke.texi (-Wlong-long): Update description.
2095 * c-lex (interpret_integer): Only warn if there was no previous
2096 overflow and -Wlong-long is enabled.
2097 * c-decl.c (declspecs_add_type): Drop redundant flags.
2098 * c.opt (Wlong-long): Init to -1.
2099 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
2100 and front-end warn_long_long. Wlong-long only depends on other
2101 flags if it is uninitialized.
2102 * c-parser.c (disable_extension_diagnostics): warn_long_long is
2103 the same for CPP and FE.
2104 (restore_extension_diagnostics): Likewise.
2106 2009-04-20 Ian Lance Taylor <iant@google.com>
2108 Fix enum conversions which are invalid in C++:
2109 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
2110 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
2111 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
2112 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
2113 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
2114 (dbxout_parms): Likewise.
2115 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
2116 (df_clear_flags): Likewise.
2117 * df-problems.c (df_rd_bb_local_compute_process_def): Change
2118 top_flag parameter to int.
2119 (df_chain_create_bb_process_use): Likewise.
2120 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
2122 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
2123 (df_ref_create_structure, df_def_record_1): Likewise.
2124 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
2125 (df_notes_rescan): Change 0 to VOIDmode in function call.
2126 (df_get_call_refs, df_insn_refs_collect): Likewise.
2127 (df_bb_regs_collect): Likewise.
2128 (df_entry_block_defs_collect): Likewise.
2129 (df_exit_block_uses_collect): Likewise.
2130 * df.h: Update declarations.
2131 * double-int.c (double_int_divmod): Add cast to enum type.
2132 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
2133 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
2134 (based_loc_descr): Likewise.
2135 (loc_descriptor_from_tree_1): Change first_op and second_op to
2136 enum dwarf_location_atom. Add cast to enum type.
2137 * expmed.c (init_expmed): Change 0 to SET in function call.
2138 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
2139 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
2140 (do_store_flag): Likewise.
2141 * fixed-value.h (struct fixed_value): Change mode to enum
2143 * function.c (assign_parms): Change 0 to VOIDmode in function call.
2144 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
2146 (insert_insn_decl, insert_decl, insert_state): Likewise.
2147 (automata_list_finish): Likewise.
2148 * genrecog.c (process_define_predicate): Add cast to enum type.
2149 * gensupport.c (init_predicate_table): Add cast to enum type.
2150 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
2152 (gimple_build_call_1, gimple_build_label): Likewise.
2153 (gimple_build_goto, gimple_build_asm_1): Likewise.
2154 (gimple_build_switch_1, gimple_build_cdt): Likewise.
2155 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
2156 (enum fallback): Rename from enum fallback_t.
2157 (fallback_t): Typedef as int.
2158 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
2159 GSI_SAME_STMT in function call.
2160 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
2162 (setup_reg_class_relations): Likewise.
2163 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
2164 (setup_prohibited_class_mode_regs): Add cast to enum type.
2165 (setup_prohibited_mode_move_regs): Likewise.
2166 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
2167 (record_address_regs): Change i to enum reg_class.
2168 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
2169 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
2170 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
2171 (GET_MODE_2XWIDER_MODE): Likewise.
2172 (GET_CLASS_NARROWEST_MODE): Likewise.
2173 * omp-low.c (expand_omp_for): Add cast to enum type.
2174 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
2175 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
2176 * postreload.c (reload_cse_simplify_operands): Change rclass local
2178 * predict.c (combine_predictions_for_insn): Change best_predictor
2179 and predictor to enum br_predictor.
2180 (combine_predictions_for_bb): Likewise.
2181 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
2182 use SET_PREDICT_EXPR_OUTCOME.
2183 * real.c (real_arithmetic): Change icode to code in function call.
2184 * reginfo.c (init_move_cost): Add casts to enum type.
2185 (init_reg_sets_1, init_fake_stack_mems): Likewise.
2186 * regmove.c (regclass_compatible_p): Change class0 and class1 to
2188 * reload.c (find_valid_class): Add casts to enum type.
2189 (push_reload): Change 0 to NO_REGS in function call.
2190 (find_reloads): Change this_alternative to array of enum
2191 reg_class. Remove some now-unnecessary casts.
2192 (make_memloc): Change 0 to VOIDmode in function call.
2193 * reload1.c (reload): Change 0 to VOIDmode in function call.
2194 (eliminate_regs_1, elimination_effects): Likewise.
2195 (eliminate_regs_in_insn): Likewise.
2196 (emit_input_reload_insns): Add cast to enum type.
2197 (delete_output_reload): Change 0 to VOIDmode in function call.
2198 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
2199 to enum type in function call.
2200 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
2201 (SET_PREDICT_EXPR_OUTCOME): Define.
2202 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
2203 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
2204 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
2205 (dump_function): Likewise.
2206 * tree-dump.h: Update declarations.
2207 * tree-pass.h: Update declarations.
2208 * varasm.c (assemble_integer): Change mclass to enum mode_class.
2209 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
2211 (arm_rtx_costs_1): Correct parenthesization.
2212 (arm_rtx_costs): Add casts to enum type.
2213 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
2214 (vfp_emit_fstmd): Use add_rg_note.
2215 (emit_multi_reg_push, emit_sfm): Likewise.
2216 (thumb_set_frame_pointer): Likewise.
2217 (arm_expand_prologue): Likewise.
2218 (arm_regno_class): Change return type to enum reg_class.
2219 (thumb1_expand_prologue): Use add_reg_note.
2220 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
2221 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
2223 * config/arm/gentune.sh: Add cast to enum type.
2224 * config/arm/arm-tune.md: Rebuild.
2225 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
2226 (ix86_split_fp_branch, predict_jump): Likewise.
2227 (ix86_expand_multi_arg_builtin): Change sub_code from enum
2228 insn_code to enum rtx_code.
2229 (ix86_builtin_vectorized_function): Add cast to enum type.
2230 * config/i386/i386.md (truncdfsf2): Change slot to enum
2232 (truncxf<mode>2, isinf<mode>2): Likewise.
2233 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
2235 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
2236 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
2237 (insert_bundle_state): Change 1 to INSERT in function call.
2238 (ia64_add_bundle_selector_before): Likewise.
2239 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
2240 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
2241 (restore_stack_nonlocal): Likewise.
2242 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
2244 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
2246 (mips_rtx_costs): Likewise.
2247 (mips_override_options): Add casts to enum type.
2248 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
2250 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
2251 (store_reg, set_reg_plus_d): Likewise.
2252 (hppa_expand_prologue, hppa_profile_hook): Likewise.
2253 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
2255 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
2257 (emit_unlikely_jump): Use add_reg_note.
2258 (rs6000_emit_allocate_stack): Likewise.
2259 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
2260 (output_toc): Change 1 to INSERT in function call.
2261 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
2262 (rs6000_initialize_trampoline): Likewise.
2263 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
2265 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
2266 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
2267 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
2268 (save_gprs): Use add_reg_note.
2269 (s390_emit_prologue): Likewise.
2270 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2271 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
2272 (sparc_fold_builtin): Add cast to enum type.
2273 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
2275 (spu_expand_prologue): Use add_reg_note.
2276 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
2278 2009-04-20 Ian Lance Taylor <iant@google.com>
2280 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
2281 (c_parser_postfix_expression_after_primary): Get VEC for list of
2282 arguments. Get original types of arguments. Call
2283 build_function_call_vec.
2284 (cached_expr_list_1, cached_expr_list_2): New static variables.
2285 (c_parser_expr_list): Change return type to VEC *. Add
2286 p_orig_types parameter. Change all callers.
2287 (c_parser_release_expr): New static function.
2288 (c_parser_vec_to_tree_list): New static function.
2289 * c-typeck.c (build_function_call): Rewrite to build a VEC and
2290 call build_function_call_vec.
2291 (build_function_call_vec): New function, based on old
2292 build_function_call.
2293 (convert_arguments): Remove nargs and argarray parameters. Change
2294 values to a VEC. Add origtypes parameter.
2295 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
2296 (convert_for_assignment): Add origtype parameter. Change all
2297 callers. If warn_cxx_compat, check for conversion to an enum
2298 type when calling a function.
2299 (store_init_value): Add origtype parameter. Change all callers.
2300 (digest_init): Likewise.
2301 (struct init_node): Add origtype field.
2302 (add_pending_init): Add origtype parameter. Change all callers.
2303 (output_init_element): Likewise.
2304 (output_pending_init_elements): Pass origtype from init_node to
2305 output_init_element.
2306 (process_init_element): Pass origtype from c_expr to
2307 output_init_element.
2308 (c_finish_return): Add origtype parameter. Change all callers.
2309 * c-common.c (sync_resolve_size): Change params to VEC *. Change
2311 (sync_resolve_params): Likewise.
2312 (sync_resolve_return): Change params to first_param. Change caller.
2313 (resolve_overloaded_builtins): Change params to VEC *. Change
2314 callers. Save first parameter around call to build_function_call_vec.
2315 * c-decl.c (finish_decl): Add origtype parameter. Change all
2316 callers. Call build_function_call_vec rather than
2317 build_function_call for cleanup.
2318 * c-tree.h: Update declarations.
2319 * c-common.h: Update declarations.
2320 * stub-objc.c (objc_rewrite_function_call): Change parameter from
2321 params to first_param.
2322 * target.h (struct gcc_target): Change resolve_overloaded_builtin
2323 params parameter from tree to void *.
2324 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2325 Change arglist parameter to have type void *, and to be a pointer
2327 * config/rs6000/rs6000-protos.h
2328 (altivec_resolve_overloaded_builtin): Update declaration.
2329 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
2330 fnargs parameter to have type void *, and to be a pointer to a
2331 VEC. Call build_function_call_vec instead of
2332 build_function_call.
2333 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
2335 2009-04-20 Joey Ye <joey.ye@intel.com>
2336 Xuepeng Guo <xuepeng.guo@intel.com>
2337 H.J. Lu <hongjiu.lu@intel.com>
2339 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
2341 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
2342 (IX86_LEA_PRIORITY): Likewise.
2343 (distance_non_agu_define): New function.
2344 (distance_agu_use): Likewise.
2345 (ix86_lea_for_add_ok): Likewise.
2346 (ix86_dep_by_shift_count): Likewise.
2348 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
2349 should split for LEA.
2351 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
2353 (ix86_dep_by_shift_count): Likewise.
2355 2009-04-20 Richard Guenther <rguenther@suse.de>
2357 * expr.c (handled_component_p): Move ...
2358 * tree.h (handled_component_p): ... here.
2359 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
2360 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
2361 and REALPART_EXPR to be in one group.
2363 2009-04-20 Richard Guenther <rguenther@suse.de>
2365 * basic-block.h (get_all_dominated_blocks): Declare.
2366 * dominance.c (get_all_dominated_blocks): New function.
2367 * tree-cfg.c (get_all_dominated_blocks): Remove.
2368 (remove_edge_and_dominated_blocks): Adjust.
2369 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
2370 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
2371 instead of recursing.
2373 2009-04-20 Doug Kwan <dougkwan@google.com>
2375 * cgraph.h (cgraph_node_ptr): New type for vector functions.
2376 (struct cgraph_node_set_def): New type.
2377 (cgraph_node_set) New type. Also declare vector functions.
2378 (struct cgraph_node_set_element_def): New type.
2379 (cgraph_node_set_element): Ditto.
2380 (cgraph_node_set_iterator): New iterator type.
2381 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
2382 cgraph_node_set_remove, dump_cgraph_node_set,
2383 debug_cgraph_node_set): New prototypes.
2384 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
2385 cgraph_node_set_size): New inlines.
2386 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
2388 (struct ipa_opt_pass): Add struct cgraph_node_set_def
2389 argument to function 'write_summary'.
2390 * ipa.c: Include ggc.h.
2391 (hash_cgraph_node_set_element,
2392 eq_cgraph_node_set_element, cgraph_node_set_new,
2393 cgraph_node_set_add, cgraph_node_set_remove,
2394 cgraph_node_set_find, dump_cgraph_node_set,
2395 debug_cgraph_node_set): New functions.
2396 * Makefile.in (ipa.o): Add dependency on GGC_H.
2398 2009-04-20 Ira Rosen <irar@il.ibm.com>
2400 PR tree-optimization/39675
2401 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
2402 check of the return code of vect_schedule_slp. Check that
2403 stmt_vec_info still exists for the statement, before checking its
2406 2009-04-20 Michael Matz <matz@suse.de>
2408 * Makefile.in (generated_files): Take out $(simple_generated_c).
2410 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
2412 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
2413 (UINTPTR_TYPE): Likewise.
2415 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2418 * c-typeck.c (digest_init): Check for initializing an array with a
2421 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2424 * c-semantics.c (pop_stmt_list): Propagate
2425 STATEMENT_LIST_HAS_LABEL to parent statement list.
2427 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2429 * config/mips/mips.h (mips_tune_attr): New macro.
2430 * config/mips/mips.md (cpu): Use it.
2432 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2435 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2438 2009-04-19 Diego Novillo <dnovillo@google.com>
2440 * toplev.c (compile_file): Move call to coverage_finish ...
2441 * cgraphunit.c (ipa_passes): ... here.
2442 Call cgraph_process_new_functions.
2443 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2444 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2446 2009-04-19 Jan Hubicka <jh@suse.cz>
2448 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2450 (dump_cgraph_node): Dump can throw external flag.
2451 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2453 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2457 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2458 * common.opt (Wlogical-op): Move from here...
2459 * c.opt (Wlogical-op): ... to here.
2460 * c-typeck.c (parser_build_binary_op): Update call to
2461 warn_logical_operator.
2462 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2464 * c-common.c (warn_logical_op): Update.
2465 * c-common.h (warn_logical_op): Update declaration.
2467 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2469 * tree.c (protected_set_expr_location): Fix formatting.
2471 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2474 * c-typeck.c (readonly_warning): new.
2475 (build_unary_op, build_modify_expr): Use readonly_warning for
2476 storing into something readonly but not const-qualified.
2478 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2481 * c-typeck.c (build_unary_op): Check for taking address of
2482 expression of type void.
2484 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2487 * c-typeck.c (build_function_call): Check for calling a function
2488 with qualified void return types. Call require_complete_type when
2491 2009-04-18 Jan Hubicka <jh@suse.cz>
2493 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2495 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2496 can_throw_external flag.
2497 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2498 * ipa-pure-const.c (ignore_edge): New function.
2499 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2500 only over can_throw_external edges.
2501 (local_pure_const): Add nothrow flag.
2502 * ipa-utils.c (searchc): Add ignore_edge callback.
2503 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2504 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2505 (set_nothrow_function_flags): Update cgraph.
2506 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2508 2009-04-18 Richard Guenther <rguenther@suse.de>
2511 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2512 (fold_stmt): ... this and ...
2513 (fold_stmt_inplace): ... this.
2514 (fold_stmt_1): Fold references in calls and asms.
2515 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2517 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2519 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2520 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2522 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2524 * tree.c (function_args_count): Remove.
2525 * tree.h: Remove the prototype for function_args_count.
2527 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2529 * tree-iterator.c (expr_only): Remove.
2530 * tree.h: Remove the prototype for expr_only.
2532 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2534 * reginfo.c (cannot_change_mode_set_regs): Remove.
2535 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2537 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2539 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2540 whether operands 0 and 1 overlaps.
2542 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2545 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2546 pointer. Use warning_at instead of warning.
2547 (search_for_addr_array): Likewise.
2548 (check_array_bounds): Likewise.
2549 (check_all_array_refs): Check that the incoming edge is not in the
2550 list of edges to be removed.
2551 (check_all_array_refs): Avoid the temporal pointer.
2552 (vrp_visit_cond_stmt): Fix typo.
2553 (simplify_switch_using_ranges): Handle the case where the switch
2554 index is an integer constant.
2556 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2558 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2560 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2562 * doc/extend.texi, doc/invoke.texi: Fix typos.
2564 2009-04-17 Cary Coutant <ccoutant@google.com>
2566 * tree-flow-inline.h (get_lineno): Fix inverted test.
2568 2009-04-17 Diego Novillo <dnovillo@google.com>
2570 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2571 assertion for AVAIL_OUT.
2573 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2576 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2577 * config/sh/linux-atomic.asm: Likewise.
2579 2009-04-17 Diego Novillo <dnovillo@google.com>
2581 * except.c (debug_eh_tree): New.
2582 (struct eh_region, struct eh_status): Move ...
2583 * except.h: ... here.
2584 (add_type_for_runtime): Declare extern.
2585 (lookup_type_for_runtime): Likewise.
2586 (debug_eh_tree): Declare.
2587 * Makefile.in (GTFILES): List except.h before except.c
2589 2009-04-17 Diego Novillo <dnovillo@google.com>
2591 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2592 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2593 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2594 (find_vars_r): ... here.
2595 * tree-flow.h (find_referenced_vars_in): Declare.
2596 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2597 that AVAIL_OUT exists for BLOCK.
2598 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2599 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2600 (tree-parloops.o): Likewise.
2602 2009-04-17 Simon Baldwin <simonb@google.com>
2604 * toplev.c (default_tree_printer): Add handling for %E format.
2606 2009-04-17 Diego Novillo <dnovillo@google.com>
2608 * tree-pretty-print.c (dump_generic_node): Add break after
2609 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2610 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2611 FUNCTION_TYPE together. Call print_struct_decl when printing
2612 structures and TDF_SLIM is not given.
2613 (print_struct_decl): Fix logic for detecting recursion.
2615 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2618 * gcc.c (create_at_file): New.
2619 (compile_input_file_p): New.
2620 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2621 * main.c (main): Update call to toplev_main.
2622 * toplev.c (toplev_main): Change signature. Call expandargv.
2623 * toplev.h (toplev_main): Change signature.
2625 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2627 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2628 if the latter is not constant.
2630 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2632 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2634 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2636 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2637 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2639 2009-04-17 Richard Guenther <rguenther@suse.de>
2641 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2642 Handle component references view-converting an invariant address.
2644 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2646 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2647 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2648 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2649 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2650 Use @deftypevr rather than @deftypevar.
2652 2009-04-17 Richard Guenther <rguenther@suse.de>
2654 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2655 (get_prop_source_stmt): Likewise.
2656 (can_propagate_from): Likewise.
2658 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2660 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2661 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2662 (--with-multilib-list): Add default value.
2663 * configure: Regenerate.
2664 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2665 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2666 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2667 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2668 Don't add default cpu to multilib list unnecessarily, but do enable
2669 the relevant compiler option..
2670 Add support for --with-multilib-list=<blank> and
2671 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2672 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2673 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2674 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2676 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2677 (MULTILIB_OSDIRNAMES): New variable.
2678 * config/sh/t-1e: Delete file.
2679 * config/sh/t-mlib-sh1: Delete file.
2680 * config/sh/t-mlib-sh2: Delete file.
2681 * config/sh/t-mlib-sh2a: Delete file.
2682 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2683 * config/sh/t-mlib-sh2a-single: Delete file.
2684 * config/sh/t-mlib-sh2a-single-only: Delete file.
2685 * config/sh/t-mlib-sh2e: Delete file.
2686 * config/sh/t-mlib-sh3e: Delete file.
2687 * config/sh/t-mlib-sh4: Delete file.
2688 * config/sh/t-mlib-sh4-nofpu: Delete file.
2689 * config/sh/t-mlib-sh4-single: Delete file.
2690 * config/sh/t-mlib-sh4-single-only: Delete file.
2691 * config/sh/t-mlib-sh4a: Delete file.
2692 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2693 * config/sh/t-mlib-sh4a-single: Delete file.
2694 * config/sh/t-mlib-sh4a-single-only: Delete file.
2695 * config/sh/t-mlib-sh4al: Delete file.
2696 * config/sh/t-mlib-sh5-32media: Delete file.
2697 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2698 * config/sh/t-mlib-sh5-64media: Delete file.
2699 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2700 * config/sh/t-mlib-sh5-compact: Delete file.
2701 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2702 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2703 * doc/install.texi (Options specification): Add
2704 --with-multilib-list and --with-endian.
2706 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2708 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2710 (OBJS-common): Add plugin-version.o.
2711 (plugin-version.o): New.
2712 * gcc-plugin.h (plugin_gcc_version): New.
2713 (plugin_default_version_check): New.
2714 (plugin_init_func, plugin_init): Add version argument.
2715 * plugin-version.c: New.
2716 * plugin.c (str_plugin_gcc_version_name): New.
2717 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2718 pass it to the init function.
2719 (plugin_default_version_check): New.
2721 2009-04-17 Richard Guenther <rguenther@suse.de>
2723 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2724 for decl-vs-decl disambiguation.
2726 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2728 * config/s390/s390.h (s390_tune_attr): New macro definition.
2729 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2731 2009-04-17 Richard Guenther <rguenther@suse.de>
2733 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2734 (fold_stmt_r): Likewise.
2735 (maybe_fold_reference): New function.
2736 (fold_gimple_assign): Handle cases fold_stmt_r did.
2737 (fold_stmt): Do not use fold_stmt_r.
2738 (fold_stmt_inplace): Likewise.
2740 2009-04-17 Richard Guenther <rguenther@suse.de>
2742 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2743 (record_equivalences_from_stmt): Remove useless checks and
2745 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2746 the type is already suitable.
2748 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2750 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2752 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2754 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2755 (CMPtype): Define as __gcc_CMPtype.
2757 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2759 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2760 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2762 2009-04-17 Richard Guenther <rguenther@suse.de>
2764 PR tree-optimization/39746
2765 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2766 special-casing for builtins and static variable use/def.
2767 (call_may_clobber_ref_p_1): Likewise.
2769 2009-04-16 Ian Lance Taylor <iant@google.com>
2771 * df.h: Include "timevar.h".
2772 (struct df_problem): Change tv_id field to timevar_id_t.
2773 * tree-pass.h: Include "timevar.h".
2774 (struct opt_pass): Change tv_id field to timevar_id_t.
2775 * timevar.h (timevar_id_t): Define TV_NONE.
2776 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2777 TV_NONE rather than tv_id != 0.
2778 (execute_one_pass): Likewise.
2779 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2780 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2781 dependencies to $(TREE_PASS_H).
2782 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2784 (pass_branch_target_load_optimize2): Likewise.
2785 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2786 (pass_outof_cfg_layout_mode): Likewise.
2787 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2788 (pass_rebuild_cgraph_edges): Likewise.
2789 (pass_remove_cgraph_callee_edges): Likewise.
2790 * df-core.c (pass_df_initialize_opt): Likewise.
2791 (pass_df_initialize_no_opt): Likewise.
2792 (pass_df_finish): Likewise.
2793 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2794 * except.c (pass_set_nothrow_function_flags): Likewise.
2795 (pass_convert_to_eh_region_ranges): Likewise.
2796 * final.c (pass_compute_alignments): Likewise.
2797 * function.c (pass_instantiate_virtual_regs): Likewise.
2798 (pass_init_function): Likewise.
2799 (pass_leaf_regs): Likewise.
2800 (pass_match_asm_constraints): Likewise.
2801 * gimple-low.c (pass_lower_cf): Likewise.
2802 (pass_mark_used_blocks): Likewise.
2803 * init-regs.c (pass_initialize_regs): Likewise.
2804 * integrate.c (pass_initial_value_sets): Likewise.
2805 * ira.c (pass_ira): Likewise.
2806 * jump.c (pass_cleanup_barriers): Likewise.
2807 * omp-low.c (pass_expand_omp): Likewise.
2808 (pass_lower_omp): Likewise.
2809 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2810 * recog.c (pass_split_all_insns): Likewise.
2811 (pass_split_after_reload): Likewise.
2812 (pass_split_before_regstack): Likewise.
2813 (pass_split_before_sched2): Likewise.
2814 (pass_split_for_shorten_branches): Likewise.
2815 * reginfo.c (pass_reginfo_init): Likewise.
2816 (pass_subregs_of_mode_init): Likewise.
2817 (pass_subregs_of_mode_finish): Likewise.
2818 * passes.c (pass_postreload): Likewise.
2819 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2820 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2821 (pass_warn_function_return): Likewise.
2822 (pass_warn_function_noreturn): Likewise.
2823 * tree-complex.c (pass_lower_complex): Likewise.
2824 (pass_lower_complex_O0): Likewise.
2825 * tree-if-conv.c (pass_if_conversion): Likewise.
2826 * tree-into-ssa.c (pass_build_ssa): Likewise.
2827 * tree-mudflap.c (pass_mudflap_1): Likewise.
2828 (pass_mudflap_2): Likewise.
2829 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2830 (pass_mudflap_2): Likewise.
2831 * tree-nrv.c (pass_return_slot): Likewise.
2832 * tree-object-size.c (pass_object_sizes): Likewise.
2833 * tree-optimize.c (pass_all_optimizations): Likewise.
2834 (pass_early_local_passes): Likewise.
2835 (pass_all_early_optimizations): Likewise.
2836 (pass_cleanup_cfg): Likewise.
2837 (pass_cleanup_cfg_post_optimizing): Likewise.
2838 (pass_free_datastructures): Likewise.
2839 (pass_free_cfg_annotations): Likewise.
2840 (pass_fixup_cfg): Likewise.
2841 (pass_init_datastructures): Likewise.
2842 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2843 (pass_late_warn_uninitialized): Likewise.
2844 (pass_update_address_taken): Likewise.
2845 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2846 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2847 (pass_cse_sincos): Likewise.
2848 (pass_convert_to_rsqrt): Likewise.
2849 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2850 * tree-stdarg.c (pass_stdarg): Likewise.
2851 * tree-tailcall.c (pass_tail_recursion): Likewise.
2852 (pass_tail_calls): Likewise.
2853 * tree-vect-generic.c (pass_lower_vector): Likewise.
2854 (pass_lower_vector_ssa): Likewise.
2855 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2857 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2859 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2861 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2863 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2864 logical and signext.
2866 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2869 * config/sh/predicates.md (arith_operand): Check if the operand
2870 of TRUNCATE is a REG.
2872 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2874 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2875 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2877 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2879 * tree-iterator.c (tsi_split_statement_list_after,
2880 tsi_split_statement_list_before): Remove.
2881 * tree-iterator.h: Remove the prototypes for
2882 tsi_split_statement_list_after and tsi_split_statement_list_before.
2884 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2886 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2887 * tree-ssa-propagate.h: Remove the prototype for
2888 stmt_makes_single_load.
2890 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2892 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2893 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2895 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2897 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2899 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2901 * except.c (eh_region_outer_p): Remove.
2902 * except.h: Remove the prototype for eh_region_outer_p.
2904 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2906 * function.c (current_function_assembler_name): Remove.
2907 * function.h: Remove the prototype for
2908 current_function_assembler_name.
2910 2009-04-16 Ian Lance Taylor <iant@google.com>
2912 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2913 (add_reg_note): Call alloc_reg_note.
2914 * rtl.h (alloc_reg_note): Declare.
2915 * combine.c (try_combine): Use alloc_reg_note.
2916 (recog_for_combine, move_deaths): Likewise.
2917 (distribute_notes): Use alloc_reg_note and add_reg_note.
2918 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2919 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2920 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2922 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2924 PR rtl-optimization/39762
2925 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2926 ira_may_move_out_cost): Add comments about way of their usage.
2927 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2929 * ira-conflicts.c (process_regs_for_copy): Use function
2930 ira_get_register_move_cost instead of global
2931 ira_register_move_cost.
2933 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2934 color_pass, move_spill_restore, update_curr_costs): Ditto.
2936 * ira-lives.c (process_single_reg_class_operands): Ditto.
2938 * ira-emit.c (emit_move_list): Ditto.
2940 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2941 (record_reg_classes): Ditto. Use functions
2942 ira_get_register_move_cost and ira_get_may_move_cost instead of
2943 global vars ira_register_move_cost, ira_may_move_out_cost and
2944 ira_may_move_in_cost.
2945 (record_address_regs): Don't call ira_init_register_move_cost.
2946 Use function ira_get_may_move_cost instead of global
2947 ira_may_move_in_cost.
2948 (process_bb_node_for_hard_reg_moves): Use function
2949 ira_get_register_move_cost instead of global ira_register_move_cost.
2950 (ira_costs): Don't call ira_init_register_move_cost.
2952 2009-04-16 Richard Guenther <rguenther@suse.de>
2954 * tree-cfg.c (verify_gimple_assign_binary):
2955 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2956 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2957 (create_general_new_stmt): Note that this function is broken.
2959 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2961 * common.opt (fhelp): Add Var(help_flag).
2962 * gcc-plugin.h (plugin_info): Add help.
2963 * plugin.c (plugin_name_args): Add help.
2964 (register_plugin_info): Set plugin->help.
2965 (print_help_one_plugin): New.
2966 (print_plugins_help): New.
2967 * plugin.h (print_plugins_help): New.
2968 * toplev.c (toplev_main): Call print_plugins_help if needed.
2970 2009-04-16 Richard Guenther <rguenther@suse.de>
2972 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2973 (gimple_ior_addresses_taken_1): New function.
2974 (gimple_ior_addresses_taken): Likewise.
2975 * gimple.h (struct gimple_statement_with_ops_base): Remove
2976 addresses_taken member.
2977 (gimple_ior_addresses_taken): Declare.
2978 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2979 gimple_set_addresses_taken): Remove.
2980 * ipa-reference.c (mark_address): New function.
2981 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2982 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2983 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2984 (gimple_add_to_addresses_taken): Remove.
2985 (get_tmr_operands): Call mark_address_taken.
2986 (get_asm_expr_operands): Likewise.
2987 (get_expr_operands): Likewise.
2988 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2989 (free_stmt_operands): Do not free it.
2990 * tree-ssa.c (delete_tree_ssa): Likewise.
2991 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2993 2009-04-16 Richard Guenther <rguenther@suse.de>
2995 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2996 (walk_stmt_load_store_ops): Likewise.
2997 * gimple.c (get_base_loadstore): New function.
2998 (walk_stmt_load_store_addr_ops): Likewise.
2999 (walk_stmt_load_store_ops): Likewise.
3000 * ipa-pure-const.c (check_op): Simplify.
3001 (check_load, check_store): New functions.
3002 (check_stmt): Use walk_stmt_load_store_ops.
3003 * ipa-reference.c (mark_load): Adjust signature.
3004 (mark_store): Likewise.
3005 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
3007 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3009 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
3011 * opts.c (common_handle_option): Don't call print_version.
3012 * plugin.c (plugin_name_args): Add version.
3013 (register_plugin_info): New.
3014 (register_callback): Handle PLUGIN_INFO.
3015 (try_init_one_plugin): New.
3016 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
3018 (finalize_one_plugin): New.
3019 (finalize_plugins): New.
3020 (print_one_plugin): New.
3021 (print_plugins_versions): New.
3022 * plugin.h (print_plugins_versions): New.
3023 (finalize_plugins): New.
3024 * toplev.c (compile_file): Don't call initialize_plugins.
3025 (print_version): Call print_plugins_versions.
3026 (toplev_main): Call initialize_plugins. Print version if needed.
3027 Call finalize_plugins.
3029 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3031 * common.opt (fversion): New.
3032 * gcc.c (print_version): New.
3033 (process_command): Don't print the version. Just set print_version.
3034 (main): Print version. Call subprocesses if print_version and
3035 verbose_flag are set.
3036 * opts.c (common_handle_option): Handle OPT_fversion.
3038 2009-04-16 Richard Guenther <rguenther@suse.de>
3039 Ira Rosen <irar@il.ibm.com>
3041 PR tree-optimization/39698
3042 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
3043 type of the reduction variable. Only generate the def if
3046 * omp-low.c (expand_omp_for_generic): When converting to a pointer
3047 make sure to first convert to an integer of the same precision.
3048 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
3049 the type of the evolution correctly in computing the new
3050 induction variable base.
3052 2009-04-16 Richard Guenther <rguenther@suse.de>
3055 * tree-cfg.c (make_blocks): Split statements with to-be
3056 abnormal SSA names on the lhs.
3058 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
3060 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
3061 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
3062 * c-typeck.c (really_start_incremental_init): Likewise.
3063 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
3064 (TARGET_INITIALIZER): Remove it.
3065 * target.h (struct target): Remove vector_opaque_p.
3066 * tree.c (build_opaque_vector_type): New.
3067 * tree.h (TYPE_VECTOR_OPAQUE): New.
3068 (build_opaque_vector_type): Declare.
3069 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
3070 * config/rs6000/rs6000.c (build_opaque_vector_type,
3071 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
3072 (rs6000_init_builtins): Use build_opaque_vector_type for
3073 opaque_V4SI_type_node.
3075 2009-04-15 Catherine Moore <clm@codesourcery.com>
3077 * debug.h (set_name): Declare.
3078 * dwarf2out.c (dwarf2out_set_name): Declare.
3079 (dwarf2_debug_hooks): Add set_name.
3080 (find_AT_string): New.
3081 (add_AT_string): Call find_AT_string.
3082 (dwarf2out_set_name): New.
3083 * cp/decl.c (grokdeclarator): Call set_name.
3084 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
3085 * debug.c (do_nothing_debug_hooks): Likewise.
3086 * dbxout.c (dbx_debug_hooks): Likewise.
3087 * sdbout.c (sdb_debug_hooks): Likewise.
3089 2009-04-15 Michael Eager <eager@eagercon.com>
3091 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
3092 reg for single-precision FPU.
3093 * config/rs6000/rs6000.md (movsi_internal1): Only for
3095 (movsi_internal1_single): New. Add pattern to move SI values to/from
3096 single-precision FP regs.
3098 2009-04-15 Richard Guenther <rguenther@suse.de>
3100 * omp-low.c (lower_rec_input_clauses): Build correct address
3102 (expand_omp_for_generic): Fix multiplication type.
3103 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
3104 (generate_memset_zero): Fix types.
3105 * tree-profile.c (prepare_instrumented_value): Correctly
3108 2009-04-15 Ian Lance Taylor <iant@google.com>
3110 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
3111 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
3112 for -Wall and for -Wc++-compat.
3113 (c_common_post_options): For C++, set warn_enum_compare if not
3115 * c-tree.h (struct c_expr): Add field original_type.
3116 (build_external_ref): Update declaration.
3117 * c-parser.c (c_parser_braced_init): Set original_type.
3118 (c_parser_initelt): Likewise.
3119 (c_parser_expr_no_commas): Likewise.
3120 (c_parser_conditional_expression): Likewise.
3121 (c_parser_cast_expression): Likewise.
3122 (c_parser_unary_expression): Likewise. Pull setting of
3123 original_code to top of function.
3124 (c_parser_sizeof_expression): Set original_type.
3125 (c_parser_alignof_expression): Likewise.
3126 (c_parser_postfix_expression): Likewise. Pull setting of
3127 original_code to top of function.
3128 (c_parser_postfix_expression_after_paren_type): Set original_type.
3129 (c_parser_postfix_expression_after_primary): Likewise.
3130 (c_parser_expression): Likewise.
3131 * c-typeck.c (build_external_ref): Add type parameter. Change all
3133 (c_expr_sizeof_expr): Set original_type field.
3134 (parser_build_unary_op): Likewise.
3135 (parser_build_binary_op): Likewise. Optionally warn about
3136 comparisons of enums of different types.
3137 (digest_init): Set original_type field.
3138 (really_start_incremental_init): Likewise.
3139 (push_init_level, pop_init_level): Likewise.
3140 * doc/invoke.texi (Warning Options): -Wenum-compare now
3143 2009-04-15 Richard Guenther <rguenther@suse.de>
3145 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
3146 out a necessary conversion.
3147 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
3148 names we didn't value number.
3149 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
3151 2009-04-15 Richard Guenther <rguenther@suse.de>
3153 PR tree-optimization/39764
3154 * tree-ssa-ccp.c (get_value): Canonicalize value with
3155 canonicalize_float_value.
3157 2009-04-15 Jan Hubicka <jh@suse.cz>
3159 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
3160 Wrong version of patch.
3162 2009-04-15 Jan Hubicka <jh@suse.cz>
3164 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
3166 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
3168 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
3169 our distinct integral and vector types.
3171 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
3173 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
3174 * init.c (build_vtbl_address): Remove call to assemble_external.
3176 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
3178 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
3179 output for other floating point modes.
3181 2009-04-14 Diego Novillo <dnovillo@google.com>
3183 * diagnostic.c (diagnostic_report_diagnostic): Do not
3184 warn about loaded plugins for DK_ERROR and DK_WARNING.
3185 * c-decl.c (declspecs_add_type): Move call to
3186 invoke_plugin_callbacks ...
3187 * c-parser.c (c_parser_declspecs): ... here.
3188 * plugin.c (dump_active_plugins): Tidy output.
3190 2009-04-14 Diego Novillo <dnovillo@google.com>
3191 Le-Chun Wu <lcwu@google.com>
3193 * configure.ac: Add --enable-plugin support.
3194 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
3195 * Makefile.in (PLUGIN_H): Define.
3196 Export ENABLE_PLUGIN and GMPINC to site.exp.
3197 Add PLUGINLIBS to link command.
3198 Add/modify dependencies for plugin.o and files including plugin.h.
3200 * config.in: Regenerate.
3202 * opts.c (common_handle_option): Handle OPT_fplugin_ and
3205 2009-04-14 Le-Chun Wu <lcwu@google.com>
3207 * tree-pass.h (register_one_dump_file): Add a prototype for
3208 register_one_dump_file.
3209 * toplev.c (compile_file): Call initialize_plugins.
3210 (do_compile): Call invoke_plugin_callbacks.
3211 (toplev_main): Call invoke_plugin_callbacks.
3212 * common.opt: Add -fplugin= and -fplugin-arg-.
3213 * gcc-plugin.h: New public header file for plugins to include.
3214 * plugin.c: New source file.
3215 * plugin.h: New internal header file.
3216 * passes.c (register_one_dump_file): Make it external.
3218 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
3220 2009-04-14 Diego Novillo <dnovillo@google.com>
3222 * doc/plugins.texi: New.
3223 * doc/gccint.texi: Add reference to Plugins chapter.
3224 * doc/invoke.texi: Document -fplugin and -fplugin-arg
3225 * diagnostic.c (diagnostic_report_diagnostic): Warn about
3226 loaded plugins, if any.
3227 * timevar.def (TV_PLUGIN_INIT): Define.
3228 (TV_PLUGIN_RUN): Define.
3229 * plugin.c: Include timevar.h
3230 (plugins_active_p): New.
3231 (dump_active_plugins): New.
3232 (debug_active_plugins): New.
3234 2009-04-14 Joseph Myers <joseph@codesourcery.com>
3236 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
3238 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
3240 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
3242 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
3243 the same as a minus without a shift.
3245 2009-04-14 Nick Clifton <nickc@redhat.com>
3247 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
3248 comparisons with small integers will always produce a short
3251 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
3254 2008-12-19 Diego Novillo <dnovillo@google.com>
3256 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
3258 2009-04-14 Richard Guenther <rguenther@suse.de>
3260 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
3262 (verify_gimple_assign_binary): Likewise. Handle shifts and
3264 (verify_gimple_phi): Print the mismatched argument position.
3265 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3267 (vect_update_init_of_dr): Likewise.
3268 * matrix-reorg.c (transform_access_sites): Do what the
3270 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
3272 2009-04-13 Michael Eager <eager@eagercon.com>
3274 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
3275 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
3276 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
3277 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
3278 remove duplicate config
3280 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3282 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
3283 file_name:line_number type locator of the call site.
3285 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
3287 * genautomata.c: Put blank after comma.
3288 (automaton_decls): New.
3289 (struct unit_usage): Add comments to member next.
3290 (store_alt_unit_usage): Keep the list ordered.
3291 (unit_present_on_list_p, equal_alternatives_p): New.
3292 (check_regexp_units_distribution): Check units distribution
3293 correctness correctly.
3294 (main): Don't write automata if error is found. Return correct
3297 * config/m68k/cf.md (cfv4_ds): Remove.
3298 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
3299 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
3301 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
3302 power4-load-ext, power4-store, power4-store-update,
3303 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
3304 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
3305 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
3306 power4-sqrt, power4-isync): Modify reservation to make correct
3307 unit distribution to automata.
3309 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
3310 power5-store-update, power5-two, power5-three, power5-lmul,
3311 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
3313 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
3315 * except.c (pass_set_nothrow_function_flags): Set name and add
3317 (set_nothrow_function_flags): Mention in the dump file when
3318 changing a function to nothrow.
3320 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
3323 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
3324 instead of unsigned long.
3326 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3328 * config/arm/arm.c (return_used_this_function): Remove.
3329 (arm_output_function_prologue): Remove use of
3330 return_used_this_function.
3331 (output_return_instruction): Replace use of
3332 return_used_this_function
3333 by cfun->machine->return_used_this_function.
3334 (arm_output_epilogue): Likewise.
3335 (arm_output_function_epilogue): Likewise.
3336 (thumb_unexpanded_epilogue): Likewise.
3337 * config/arm/arm.h (struct machine_function):
3338 New member return_used_this_function.
3340 2009-04-12 Mark Mitchell <mark@codesourcery.com>
3342 * doc/install.texi: Correct description of default directory for
3343 --with-gxx-include-dir.
3345 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
3347 * fold-const.c (build_range_check): Properly deal with enumeral and
3350 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
3352 * doc/invoke.texi (max_gcse_passes): Remove documentation.
3353 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
3354 * params.h (MAX_GCSE_PASSES): Remove.
3355 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
3356 in sequence. Remove ability to run multiple passes.
3357 (bypass_jumps): Report run as third CPROP pass.
3359 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
3362 * except.c (can_throw_external): Look at each insn in a SEQUENCE
3363 when deciding whether the whole SEQUENCE can throw.
3365 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
3368 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
3369 offseted label references.
3371 2009-04-11 Jan Hubicka <jh@suse.cz>
3373 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
3375 2009-04-11 Richard Guenther <rguenther@suse.de>
3378 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
3379 return variables as TREE_ADDRESSABLE.
3381 2009-04-11 Richard Guenther <rguenther@suse.de>
3383 PR tree-optimization/39713
3384 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
3385 reference trees have SSA_NAME operands.
3387 2009-04-11 Richard Guenther <rguenther@suse.de>
3390 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
3391 address expressions.
3393 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
3395 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
3396 match changes in Cygwin 1.7
3397 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
3398 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
3400 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3402 PR tree-optimization/39701
3403 * doc/invoke.texi (Optimization Options): Document change in
3404 meaning and initialization of -fdelete-null-pointer-checks.
3406 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3409 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
3411 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
3414 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
3416 2009-04-10 Chao-ying Fu <fu@mips.com>
3418 * doc/tm.texi (Instruction Output): Document
3419 TARGET_ASM_FINAL_POSTSCAN_INSN.
3420 * target.h (final_postscan_insn): New field in asm_out.
3421 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3422 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
3423 * final.c (final_scan_insn): Call
3424 targetm.asm_out.final_postscan_insn after outputting
3425 an asm macro and a normal instruction.
3427 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3428 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3429 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3430 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3431 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3433 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3436 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3437 variables as non-NULL even with -fdelete-null-pointer-checks.
3439 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3441 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3443 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3446 * config/i386/i386.c (classify_argument): Handle SCmode with
3447 (bit_offset % 64) != 0.
3449 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3451 * doc/invoke.texi (Optimize Options): Add cross-reference to
3452 -Q --help=optimizers examples.
3454 2009-04-10 Ben Elliston <bje@au.ibm.com>
3457 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3458 regalign for the reg == fpr and TDmode case.
3460 2009-04-09 David Ayers <ayers@fsfe.org>
3463 * objc/objc-act.c (warn_with_method): Remove helper function.
3464 (check_duplicates): Call warning and inform directly.
3465 (really_start_method): Likewise.
3467 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3469 * expmed.c (expand_divmod): Always use a comparison for a division
3470 by a large unsigned integer.
3472 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3473 for things others than variables or functions as nonzero.
3475 2009-04-09 Nick Clifton <nickc@redhat.com>
3477 * unwind-compat.c: Change copyright header to refer to version
3478 3 of the GNU General Public License with version 3.1 of the
3479 GCC Runtime Library Exception and to point readers at the
3480 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3481 * config/alpha/crtfastmath.c: Likewise.
3482 * config/alpha/linux-unwind.h: Likewise.
3483 * config/alpha/qrnnd.asm: Likewise.
3484 * config/alpha/vms-crt0-64.c: Likewise.
3485 * config/alpha/vms-crt0.c: Likewise.
3486 * config/alpha/vms-dwarf2.asm: Likewise.
3487 * config/alpha/vms-dwarf2eh.asm: Likewise.
3488 * config/alpha/vms-psxcrt0-64.c: Likewise.
3489 * config/alpha/vms-psxcrt0.c: Likewise.
3490 * config/alpha/vms_tramp.asm: Likewise.
3491 * config/arc/initfini.c: Likewise.
3492 * config/arc/lib1funcs.asm: Likewise.
3493 * config/arm/bpabi-v6m.S: Likewise.
3494 * config/arm/bpabi.S: Likewise.
3495 * config/arm/bpabi.c: Likewise.
3496 * config/arm/crti.asm: Likewise.
3497 * config/arm/crtn.asm: Likewise.
3498 * config/arm/ieee754-df.S: Likewise.
3499 * config/arm/ieee754-sf.S: Likewise.
3500 * config/arm/lib1funcs.asm: Likewise.
3501 * config/arm/libunwind.S: Likewise.
3502 * config/arm/linux-atomic.c: Likewise.
3503 * config/arm/mmintrin.h: Likewise.
3504 * config/arm/pr-support.c: Likewise.
3505 * config/arm/unaligned-funcs.c: Likewise.
3506 * config/arm/unwind-arm.c: Likewise.
3507 * config/arm/unwind-arm.h: Likewise.
3508 * config/avr/libgcc.S: Likewise.
3509 * config/bfin/crti.s: Likewise.
3510 * config/bfin/crtlibid.s: Likewise.
3511 * config/bfin/crtn.s: Likewise.
3512 * config/bfin/lib1funcs.asm: Likewise.
3513 * config/bfin/linux-unwind.h: Likewise.
3514 * config/cris/arit.c: Likewise.
3515 * config/cris/cris_abi_symbol.c: Likewise.
3516 * config/darwin-64.c: Likewise.
3517 * config/darwin-crt2.c: Likewise.
3518 * config/darwin-crt3.c: Likewise.
3519 * config/darwin.h: Likewise.
3520 * config/dbxelf.h: Likewise.
3521 * config/dfp-bit.c: Likewise.
3522 * config/dfp-bit.h: Likewise.
3523 * config/elfos.h: Likewise.
3524 * config/fixed-bit.c: Likewise.
3525 * config/fixed-bit.h: Likewise.
3526 * config/fp-bit.c: Likewise.
3527 * config/fp-bit.h: Likewise.
3528 * config/fr30/crti.asm: Likewise.
3529 * config/fr30/crtn.asm: Likewise.
3530 * config/fr30/lib1funcs.asm: Likewise.
3531 * config/freebsd-spec.h: Likewise.
3532 * config/frv/cmovd.c: Likewise.
3533 * config/frv/cmovh.c: Likewise.
3534 * config/frv/cmovw.c: Likewise.
3535 * config/frv/frvbegin.c: Likewise.
3536 * config/frv/frvend.c: Likewise.
3537 * config/frv/lib1funcs.asm: Likewise.
3538 * config/glibc-stdint.h: Likewise.
3539 * config/h8300/clzhi2.c: Likewise.
3540 * config/h8300/crti.asm: Likewise.
3541 * config/h8300/crtn.asm: Likewise.
3542 * config/h8300/ctzhi2.c: Likewise.
3543 * config/h8300/fixunssfsi.c: Likewise.
3544 * config/h8300/lib1funcs.asm: Likewise.
3545 * config/h8300/parityhi2.c: Likewise.
3546 * config/h8300/popcounthi2.c: Likewise.
3547 * config/i386/ammintrin.h: Likewise.
3548 * config/i386/att.h: Likewise.
3549 * config/i386/avxintrin.h: Likewise.
3550 * config/i386/biarch64.h: Likewise.
3551 * config/i386/bmmintrin.h: Likewise.
3552 * config/i386/cpuid.h: Likewise.
3553 * config/i386/cross-stdarg.h: Likewise.
3554 * config/i386/crtfastmath.c: Likewise.
3555 * config/i386/crtprec.c: Likewise.
3556 * config/i386/cygming-crtbegin.c: Likewise.
3557 * config/i386/cygming-crtend.c: Likewise.
3558 * config/i386/cygwin.asm: Likewise.
3559 * config/i386/emmintrin.h: Likewise.
3560 * config/i386/gmm_malloc.h: Likewise.
3561 * config/i386/gthr-win32.c: Likewise.
3562 * config/i386/i386.h: Likewise.
3563 * config/i386/immintrin.h: Likewise.
3564 * config/i386/linux-unwind.h: Likewise.
3565 * config/i386/linux64.h: Likewise.
3566 * config/i386/mm3dnow.h: Likewise.
3567 * config/i386/mmintrin-common.h: Likewise.
3568 * config/i386/mmintrin.h: Likewise.
3569 * config/i386/nmmintrin.h: Likewise.
3570 * config/i386/pmm_malloc.h: Likewise.
3571 * config/i386/pmmintrin.h: Likewise.
3572 * config/i386/smmintrin.h: Likewise.
3573 * config/i386/sol2-c1.asm: Likewise.
3574 * config/i386/sol2-ci.asm: Likewise.
3575 * config/i386/sol2-cn.asm: Likewise.
3576 * config/i386/sol2-gc1.asm: Likewise.
3577 * config/i386/tmmintrin.h: Likewise.
3578 * config/i386/unix.h: Likewise.
3579 * config/i386/w32-unwind.h: Likewise.
3580 * config/i386/wmmintrin.h: Likewise.
3581 * config/i386/x86-64.h: Likewise.
3582 * config/i386/x86intrin.h: Likewise.
3583 * config/i386/xmmintrin.h: Likewise.
3584 * config/ia64/crtbegin.asm: Likewise.
3585 * config/ia64/crtend.asm: Likewise.
3586 * config/ia64/crtfastmath.c: Likewise.
3587 * config/ia64/crti.asm: Likewise.
3588 * config/ia64/crtn.asm: Likewise.
3589 * config/ia64/fde-glibc.c: Likewise.
3590 * config/ia64/lib1funcs.asm: Likewise.
3591 * config/ia64/linux-unwind.h: Likewise.
3592 * config/ia64/quadlib.c: Likewise.
3593 * config/ia64/unwind-ia64.c: Likewise.
3594 * config/linux.h: Likewise.
3595 * config/m32c/m32c-lib1.S: Likewise.
3596 * config/m32c/m32c-lib2-trapv.c: Likewise.
3597 * config/m32c/m32c-lib2.c: Likewise.
3598 * config/m32r/initfini.c: Likewise.
3599 * config/m68hc11/larith.asm: Likewise.
3600 * config/m68hc11/m68hc11-crt0.S: Likewise.
3601 * config/m68k/cf.md: Likewise.
3602 * config/m68k/crti.s: Likewise.
3603 * config/m68k/crtn.s: Likewise.
3604 * config/m68k/lb1sf68.asm: Likewise.
3605 * config/m68k/linux-unwind.h: Likewise.
3606 * config/mcore/crti.asm: Likewise.
3607 * config/mcore/crtn.asm: Likewise.
3608 * config/mcore/lib1.asm: Likewise.
3609 * config/mips/linux-unwind.h: Likewise.
3610 * config/mips/loongson.h: Likewise.
3611 * config/mips/mips16.S: Likewise.
3612 * config/mmix/crti.asm: Likewise.
3613 * config/mmix/crtn.asm: Likewise.
3614 * config/pa/fptr.c: Likewise.
3615 * config/pa/hpux-unwind.h: Likewise.
3616 * config/pa/lib2funcs.asm: Likewise.
3617 * config/pa/linux-atomic.c: Likewise.
3618 * config/pa/linux-unwind.h: Likewise.
3619 * config/pa/milli64.S: Likewise.
3620 * config/pa/quadlib.c: Likewise.
3621 * config/pa/stublib.c: Likewise.
3622 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3623 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3624 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3625 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3626 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3627 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3628 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3629 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3630 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3631 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3632 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3633 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3634 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3635 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3636 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3637 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3638 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3639 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3640 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3641 * config/rs6000/750cl.h: Likewise.
3642 * config/rs6000/altivec.h: Likewise.
3643 * config/rs6000/biarch64.h: Likewise.
3644 * config/rs6000/crtresfpr.asm: Likewise.
3645 * config/rs6000/crtresgpr.asm: Likewise.
3646 * config/rs6000/crtresxfpr.asm: Likewise.
3647 * config/rs6000/crtresxgpr.asm: Likewise.
3648 * config/rs6000/crtsavfpr.asm: Likewise.
3649 * config/rs6000/crtsavgpr.asm: Likewise.
3650 * config/rs6000/darwin-asm.h: Likewise.
3651 * config/rs6000/darwin-fallback.c: Likewise.
3652 * config/rs6000/darwin-fpsave.asm: Likewise.
3653 * config/rs6000/darwin-ldouble.c: Likewise.
3654 * config/rs6000/darwin-tramp.asm: Likewise.
3655 * config/rs6000/darwin-unwind.h: Likewise.
3656 * config/rs6000/darwin-vecsave.asm: Likewise.
3657 * config/rs6000/darwin-world.asm: Likewise.
3658 * config/rs6000/e500crtres32gpr.asm: Likewise.
3659 * config/rs6000/e500crtres64gpr.asm: Likewise.
3660 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3661 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3662 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3663 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3664 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3665 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3666 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3667 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3668 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3669 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3670 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3671 * config/rs6000/eabi-ci.asm: Likewise.
3672 * config/rs6000/eabi-cn.asm: Likewise.
3673 * config/rs6000/eabi.asm: Likewise.
3674 * config/rs6000/linux-unwind.h: Likewise.
3675 * config/rs6000/linux64.h: Likewise.
3676 * config/rs6000/paired.h: Likewise.
3677 * config/rs6000/paired.md: Likewise.
3678 * config/rs6000/ppc64-fp.c: Likewise.
3679 * config/rs6000/ppu_intrinsics.h: Likewise.
3680 * config/rs6000/rs6000.h: Likewise.
3681 * config/rs6000/si2vmx.h: Likewise.
3682 * config/rs6000/sol-ci.asm: Likewise.
3683 * config/rs6000/sol-cn.asm: Likewise.
3684 * config/rs6000/spe.h: Likewise.
3685 * config/rs6000/spu2vmx.h: Likewise.
3686 * config/rs6000/sysv4.h: Likewise.
3687 * config/rs6000/tramp.asm: Likewise.
3688 * config/rs6000/vec_types.h: Likewise.
3689 * config/s390/linux-unwind.h: Likewise.
3690 * config/s390/tpf-unwind.h: Likewise.
3691 * config/score/crti.asm: Likewise.
3692 * config/score/crtn.asm: Likewise.
3693 * config/sh/crt1.asm: Likewise.
3694 * config/sh/crti.asm: Likewise.
3695 * config/sh/crtn.asm: Likewise.
3696 * config/sh/divtab-sh4-300.c: Likewise.
3697 * config/sh/divtab-sh4.c: Likewise.
3698 * config/sh/divtab.c: Likewise.
3699 * config/sh/lib1funcs-4-300.asm: Likewise.
3700 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3701 * config/sh/lib1funcs.asm: Likewise.
3702 * config/sh/lib1funcs.h: Likewise.
3703 * config/sh/linux-atomic.asm: Likewise.
3704 * config/sh/linux-unwind.h: Likewise.
3705 * config/sh/shmedia.h: Likewise.
3706 * config/sh/sshmedia.h: Likewise.
3707 * config/sh/ushmedia.h: Likewise.
3708 * config/sparc/crtfastmath.c: Likewise.
3709 * config/sparc/linux-unwind.h: Likewise.
3710 * config/sparc/sol2-c1.asm: Likewise.
3711 * config/sparc/sol2-ci.asm: Likewise.
3712 * config/sparc/sol2-cn.asm: Likewise.
3713 * config/spu/divmodti4.c: Likewise.
3714 * config/spu/divv2df3.c: Likewise.
3715 * config/spu/float_disf.c: Likewise.
3716 * config/spu/float_unsdidf.c: Likewise.
3717 * config/spu/float_unsdisf.c: Likewise.
3718 * config/spu/float_unssidf.c: Likewise.
3719 * config/spu/mfc_multi_tag_release.c: Likewise.
3720 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3721 * config/spu/mfc_tag_release.c: Likewise.
3722 * config/spu/mfc_tag_reserve.c: Likewise.
3723 * config/spu/mfc_tag_table.c: Likewise.
3724 * config/spu/multi3.c: Likewise.
3725 * config/spu/spu_internals.h: Likewise.
3726 * config/spu/spu_intrinsics.h: Likewise.
3727 * config/spu/spu_mfcio.h: Likewise.
3728 * config/spu/vec_types.h: Likewise.
3729 * config/spu/vmx2spu.h: Likewise.
3730 * config/stormy16/stormy16-lib2.c: Likewise.
3731 * config/svr4.h: Likewise.
3732 * config/sync.c: Likewise.
3733 * config/v850/lib1funcs.asm: Likewise.
3734 * config/vxlib-tls.c: Likewise.
3735 * config/vxlib.c: Likewise.
3736 * config/vxworks-dummy.h: Likewise.
3737 * config/xtensa/crti.asm: Likewise.
3738 * config/xtensa/crtn.asm: Likewise.
3739 * config/xtensa/ieee754-df.S: Likewise.
3740 * config/xtensa/ieee754-sf.S: Likewise.
3741 * config/xtensa/lib1funcs.asm: Likewise.
3742 * config/xtensa/lib2funcs.S: Likewise.
3743 * config/xtensa/linux-unwind.h: Likewise.
3744 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3745 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3746 * coretypes.h: Likewise.
3747 * crtstuff.c: Likewise.
3748 * defaults.h: Likewise.
3749 * dwarf2.h: Likewise.
3750 * emutls.c: Likewise.
3751 * gbl-ctors.h: Likewise.
3752 * gcov-io.h: Likewise.
3753 * ginclude/float.h: Likewise.
3754 * ginclude/iso646.h: Likewise.
3755 * ginclude/stdarg.h: Likewise.
3756 * ginclude/stdbool.h: Likewise.
3757 * ginclude/stddef.h: Likewise.
3758 * ginclude/stdfix.h: Likewise.
3759 * ginclude/stdint-gcc.h: Likewise.
3760 * ginclude/tgmath.h: Likewise.
3761 * gthr-aix.h: Likewise.
3762 * gthr-dce.h: Likewise.
3763 * gthr-gnat.c: Likewise.
3764 * gthr-gnat.h: Likewise.
3765 * gthr-lynx.h: Likewise.
3766 * gthr-mipssde.h: Likewise.
3767 * gthr-nks.h: Likewise.
3768 * gthr-posix.c: Likewise.
3769 * gthr-posix.h: Likewise.
3770 * gthr-posix95.h: Likewise.
3771 * gthr-rtems.h: Likewise.
3772 * gthr-single.h: Likewise.
3773 * gthr-solaris.h: Likewise.
3774 * gthr-tpf.h: Likewise.
3775 * gthr-vxworks.h: Likewise.
3776 * gthr-win32.h: Likewise.
3778 * libgcc2.c: Likewise.
3779 * libgcc2.h: Likewise.
3780 * libgcov.c: Likewise.
3781 * tsystem.h: Likewise.
3782 * typeclass.h: Likewise.
3783 * unwind-c.c: Likewise.
3784 * unwind-compat.h: Likewise.
3785 * unwind-dw2-fde-compat.c: Likewise.
3786 * unwind-dw2-fde-darwin.c: Likewise.
3787 * unwind-dw2-fde-glibc.c: Likewise.
3788 * unwind-dw2-fde.c: Likewise.
3789 * unwind-dw2-fde.h: Likewise.
3790 * unwind-dw2.c: Likewise.
3791 * unwind-dw2.h: Likewise.
3792 * unwind-generic.h: Likewise.
3793 * unwind-pe.h: Likewise.
3794 * unwind-sjlj.c: Likewise.
3795 * unwind.inc: Likewise.
3796 * config/arm/neon-gen.ml: Change generated copyright header to
3797 refer to version 3 of the GNU General Public License with
3798 version 3.1 of the GCC Runtime Library Exception and to point
3799 readers at the COPYING3 and COPYING3.RUNTIME files and the
3800 FSF's license web page.
3801 * config/arm/arm_neon.h: Regenerate.
3803 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3805 * config/cris/cris.md: Change copyright header to refer to version
3806 3 of the GNU General Public License.
3807 * doc/install.texi2html: Change copyright header to refer to version
3808 3 of the GNU General Public License and to point readers at the
3809 COPYING3 file and the FSF's license web page.
3810 * config/vax/linux.h: Likewise.
3812 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3814 * config/i386/i386.md (cmpcc): New.
3815 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3816 (sync_compare_and_swap_cc*): Delete.
3818 * config/s390/s390.c (s390_compare_emitted): Remove.
3819 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3820 s390_compare_emitted used to be handled. Assert that modes match.
3821 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3822 refer to sync_compare_and_swap_ccsi.
3823 * config/s390/s390.h (s390_compare_emitted): Remove.
3824 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3825 instead of s390_compare_emitted.
3826 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3827 instead of s390_compare_emitted.
3828 * config/s390/s390.md (cmpcc): New.
3829 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3830 CC_REGNUM, do not pretend it's set.
3831 (sync_compare_and_swap_cc*): Delete.
3832 * config/s390/predicates.md (cc_reg_operand): New.
3834 * expr.c (sync_compare_and_swap_cc): Delete.
3835 * optabs.h (sync_compare_and_swap_cc): Delete.
3836 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3837 is being used with can_compare_p.
3838 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3840 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3841 look for a MODE_CC set instead. Use emit_store_flag.
3842 (expand_compare_and_swap_loop): Likewise, with some additional
3843 complication to avoid a force_reg when useless. Use
3844 emit_cmp_and_jump_insns.
3845 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3846 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3847 sync_compare_and_swap documentation.
3849 2009-04-09 Jan Hubicka <jh@suse.cz>
3851 * except.c (find_prev_try): Break out from ....
3852 (duplicate_eh_regions): ... here; properly update prev_try pointers
3853 when duplication part of tree.
3854 (dump_eh_tree): Improve dumping.
3855 (verify_eh_region): New.
3856 (verify_eh_tree): Use it.
3858 2009-04-06 Richard Guenther <rguenther@suse.de>
3860 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3861 &ARRAY addresses by adjusting their types and prepending
3863 * tree-cfg.c (verify_gimple_assign_single): Verify that
3864 addresses are correct.
3866 2009-04-09 Richard Guenther <rguenther@suse.de>
3868 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3869 indices into an array reference if possible.
3870 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3871 Fold POINTER_PLUS_EXPR statements with invariant address.
3873 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3876 * config.gcc (powerpc64-*-linux*): Always build biarch.
3878 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3881 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3882 it and pedwarn if this results in an INTEGER_CST.
3884 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3886 * doc/install.texi: Update minimum GMP version. Remove obsolete
3887 text in MPFR section.
3889 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3891 * dwarf2out.c (class_scope_p): New static inline.
3892 (class_or_namespace_scope_p): Use it.
3893 (gen_variable_die): Use DW_TAG_member tag for static data member
3894 declarations instead of DW_TAG_variable.
3897 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3900 2009-04-08 Richard Guenther <rguenther@suse.de>
3902 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3903 valueize random data.
3905 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3907 * config.gcc (aix tm_file): Add aix-stdint.h.
3908 (aix tm clause use_gcc_stdint): Set to wrap.
3909 * config/rs6000/aix-stdint.h: New file.
3911 2009-04-08 Richard Guenther <rguenther@suse.de>
3914 * tree-dfa.c (add_referenced_var): Do not recurse into
3915 global initializers.
3916 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3918 (fold_const_aggregate_ref): Likewise.
3920 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3922 * recog.c (ordered_comparison_operator): New.
3923 * gensupport.c (std_preds): Add it.
3924 * doc/md.texi (Machine-Independent Predicates): Document it.
3926 2009-04-08 Jan Hubicka <jh@suse.cz>
3928 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3929 * function.h (rtl_eh): Remove exception_handler_label_map.
3930 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3931 remove_exception_handler_label, for_each_eh_label_1): Remove.
3932 (rtl_remove_unreachable_regions): Remove.
3933 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3934 (find_exception_handler_labels): Don't build the hashtable.
3935 (maybe_remove_eh_handler): Remove.
3936 (for_each_eh_label): Rewrite to walk the tree.
3937 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3938 * except.h (maybe_remove_eh_handler): Remove.
3939 * passes.c (init_optimization_passes): Schedule second EH cleanup
3941 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3942 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3944 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3946 * genoutput.c (validate_optab_operands): New.
3947 (gen_insn, gen_expand): Call it.
3949 * genflags.c (gen_insn): Detect misused iterators.
3950 (main): Pass line_no to gen_insn, exit with status 1 on error.
3952 * genextract.c (line_no): Make global.
3953 (VEC_safe_set_locstr): Change assertion to error message.
3954 (main): Exit with status 1 on error.
3956 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3960 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3961 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3962 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3963 * c-convert.c (convert): Do not call fold on results of conversion
3964 functions when the result is a C_MAYBE_CONST_EXPR.
3965 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3966 of __builtin_choose_expr.
3967 * c-typeck.c (remove_c_maybe_const_expr): New.
3968 (build_unary_op, build_conditional_expr, build_compound_expr,
3969 build_binary_op, c_objc_common_truthvalue_conversion): Call
3970 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3973 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3975 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3976 CODE to produce a new one. Add a prototype to use fold_convert_const
3978 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3981 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3982 mix declarations and code.
3984 2009-04-08 Ben Elliston <bje@au.ibm.com>
3986 * gcc.c: Replace `CC' with `GCC' throughout.
3988 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3990 * doc/invoke.texi: Document Atom support.
3992 2009-04-07 Jason Merrill <jason@redhat.com>
3995 * c-common.h, c-common.c: Add flag_pretty_templates.
3996 * c-opts.c (c_common_handle_option): Set it.
3997 * c.opt: Add -fno-pretty-templates.
3998 * doc/invoke.texi (C++ Dialect Options): Likewise.
4000 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
4002 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
4003 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
4004 (ia64_expand_builtin): Likewise.
4006 2009-04-07 Martin Jambor <mjambor@suse.cz>
4008 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
4009 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
4010 ADDR_EXPRS are include too.
4012 2009-04-07 Richard Guenther <rguenther@suse.de>
4014 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
4015 decls are only used if passes as parameters or if they are
4016 local statics and the call is not to a builtin.
4017 (call_may_clobber_ref_p_1): Likewise.
4019 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4021 * expr.c (do_store_flag): Remove last argument. Simplify code
4022 to avoid duplication of tests already done by can_compare_p.
4023 (expand_expr_real_1): Adjust caller.
4025 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4027 * optabs.c (can_compare_p): Test the predicate of a
4028 cbranch and cstore pattern.
4030 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4032 * expr.c (convert_move): Use emit_store_flag instead of
4035 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4037 * config/i386/i386.c (ix86_compare_emitted): Remove.
4038 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
4039 ix86_compare_op0 like ix86_compare_emitted used to be handled.
4040 * config/i386/i386.h (ix86_compare_emitted): Remove.
4041 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
4042 instead of ix86_compare_emitted.
4043 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
4045 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
4047 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
4048 Add t-sysroot-suffix to tmake_file.
4049 * config/print-sysroot-suffix.sh: New file.
4050 * config/t-sysroot-suffix: New file.
4052 2009-04-07 Ben Elliston <bje@au.ibm.com>
4054 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
4055 as the latter produces a warning when the target does not support
4058 2009-04-07 Ben Elliston <bje@au.ibm.com>
4060 * dfp.c: Replace type punning assignments with memcpy throughout.
4061 * Makefile.in (dfp.o-warn): Remove.
4063 2009-04-07 Alan Modra <amodra@bigpond.net.au>
4066 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
4067 Include soft-fp/t-softfp after rs6000/t-linux64.
4069 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
4071 * stor-layout.c (set_sizetype): Use the full precision of their
4072 machine mode for bitsize types.
4074 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
4076 * config/i386/i386.md: Revert 2 accidental checkins.
4078 2009-04-06 Joey Ye <joey.ye@intel.com>
4079 Xuepeng Guo <xuepeng.guo@intel.com>
4080 H.J. Lu <hongjiu.lu@intel.com>
4082 Atom pipeline model, tuning and insn selection.
4083 * config.gcc (atom): Add atom config options and target.
4085 * config/i386/atom.md: New.
4087 * config/i386/i386.c (atom_cost): New cost.
4088 (m_ATOM): New macro flag.
4089 (initial_ix86_tune_features): Set m_ATOM.
4090 (x86_accumulate_outgoing_args): Likewise.
4091 (x86_arch_always_fancy_math_387): Likewise.
4092 (processor_target): Add Atom cost.
4093 (cpu_names): Add Atom cpu name.
4094 (override_options): Set Atom ISA.
4095 (ix86_issue_rate): New case PROCESSOR_ATOM.
4096 (ix86_adjust_cost): Likewise.
4098 * config/i386/i386.h (TARGET_ATOM): New target macro.
4099 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
4100 (TARGET_OPT_AGU): New target option.
4101 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
4102 (processor_type): Add PROCESSOR_ATOM.
4104 * config/i386/i386.md (cpu): Add new value "atom".
4105 (use_carry, movu): New attr.
4106 (atom.md): Include atom.md.
4107 (adddi3_carry_rex64): Set attr "use_carry".
4108 (addqi3_carry): Likewise.
4109 (addhi3_carry): Likewise.
4110 (addsi3_carry): Likewise.
4111 (*addsi3_carry_zext): Likewise.
4112 (subdi3_carry_rex64): Likewise.
4113 (subqi3_carry): Likewise.
4114 (subhi3_carry): Likewise.
4115 (subsi3_carry): Likewise.
4116 (x86_movdicc_0_m1_rex64): Likewise.
4117 (*x86_movdicc_0_m1_se): Likewise.
4118 (x86_movsicc_0_m1): Likewise.
4119 (*x86_movsicc_0_m1_se): Likewise.
4120 (*adddi_1_rex64): Emit add insn as much as possible.
4121 (*addsi_1): Likewise.
4122 (return_internal): Set atom_unit.
4123 (return_internal_long): Likewise.
4124 (return_pop_internal): Likewise.
4125 (*rcpsf2_sse): Set atom_sse_attr attr.
4126 (*qrt<mode>2_sse): Likewise.
4127 (*prefetch_sse): Likewise.
4129 * config/i386/i386-c.c (ix86_target_macros_internal): New case
4131 (ix86_target_macros_internal): Likewise.
4133 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
4134 (*prefetch_sse_rex): Likewise.
4135 (sse_rcpv4sf2): Likewise.
4136 (sse_vmrcpv4sf2): Likewise.
4137 (sse_sqrtv4sf2): Likewise.
4138 (<sse>_vmsqrt<mode>2): Likewise.
4139 (sse_ldmxcsr): Likewise.
4140 (sse_stmxcsr): Likewise.
4141 (*sse_sfence): Likewise.
4142 (sse2_clflush): Likewise.
4143 (*sse2_mfence): Likewise.
4144 (*sse2_lfence): Likewise.
4145 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
4146 (<sse>_movup<ssemodesuffixf2c>): Likewise.
4147 (avx_movdqu<avxmodesuffix>): Likewise.
4148 (avx_lddqu<avxmodesuffix>): Likewise.
4149 (sse2_movntv2di): Change attr "type" to "ssemov".
4150 (sse2_movntsi): Likewise.
4151 (rsqrtv8sf2): Change attr "type" to "sseadd".
4152 (sse3_addsubv2df3): Set attr "atom_unit".
4153 (sse3_h<plusminus_insn>v4sf3): Likewise.
4154 (*sse2_pmaddwd): Likewise.
4155 (*vec_extractv2di_1_rex64): Likewise.
4156 (*vec_extractv2di_1_avx): Likewise.
4157 (sse2_psadbw): Likewise.
4158 (ssse3_phaddwv8hi3): Likewise.
4159 (ssse3_phaddwv4hi3): Likewise.
4160 (ssse3_phadddv4si3): Likewise.
4161 (ssse3_phadddv2si3): Likewise.
4162 (ssse3_phaddswv8hi3): Likewise.
4163 (ssse3_phaddswv4hi3): Likewise.
4164 (ssse3_phsubwv8hi3): Likewise.
4165 (ssse3_phsubwv4hi3): Likewise.
4166 (ssse3_phsubdv4si3): Likewise.
4167 (ssse3_phsubdv2si3): Likewise.
4168 (ssse3_phsubswv8hi3): Likewise.
4169 (ssse3_phsubswv4hi3): Likewise.
4170 (ssse3_pmaddubsw128): Likewise.
4171 (sse3_pmaddubsw: Likewise.
4172 (ssse3_palignrti): Likewise.
4173 (ssse3_palignrdi): Likewise.
4175 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
4177 * doc/install.texi (Specific): Fix two cross-references to MinGW.
4179 2009-04-06 Richard Guenther <rguenther@suse.de>
4181 PR tree-optimization/28868
4182 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
4183 of which PHI results we inserted.
4184 (insert_into_preds_of_block): Record inserted PHIs.
4185 (eliminate): Eliminate redundant PHI nodes.
4186 (init_pre): Init inserted_phi_names.
4188 2009-04-06 Richard Guenther <rguenther@suse.de>
4190 PR tree-optimization/39643
4191 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
4192 IMAGPART_EXPRs of complex constants.
4193 (execute_fold_all_builtins): If we folded a call queue
4194 TODO_update_address_taken.
4196 2009-04-06 Jan Hubicka <jh@suse.cz>
4199 * except.c (remove_unreachable_regions): Propagate may_contain_throw
4202 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
4204 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
4206 (ic_invalidate_array): Likewise.
4208 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
4210 * calls.c (emit_library_call_value_1): Fix a problem with parameter
4211 alignment for library calls.
4213 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
4215 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
4216 (mingw32 tm clause use_gcc_stdint): Set to wrap.
4217 * config/i386/mingw-stdint.h: New file.
4219 2009-04-05 Richard Guenther <rguenther@suse.de>
4221 PR tree-optimization/39648
4222 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
4223 our &A vs. &A[0] IL deficiencies.
4225 2009-04-04 Jan Hubicka <jh@suse.cz>
4227 * except.c (sjlj_find_directly_reachable_regions): Be ready for
4228 removed toplevel regions.
4229 (sjlj_mark_call_sites): Likewise.
4231 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
4233 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
4234 (cygwin tm clause use_gcc_stdint): Set to wrap.
4235 * config/i386/cygwin-stdint.h: New file.
4237 2009-04-04 Richard Guenther <rguenther@suse.de>
4239 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
4240 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
4241 single-argument PHIs if we are in loop-closed SSA form.
4242 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
4243 for the pre-condition.
4244 (slpeel_tree_peel_loop_to_edge): Likewise.
4245 (vect_build_loop_niters): Take an optional sequence to append stmts.
4246 (vect_generate_tmps_on_preheader): Likewise.
4247 (vect_do_peeling_for_loop_bound): Take extra guards for the
4249 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
4250 the cost model check.
4251 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
4252 guards if we are going to peel. Do not apply versioning in that case.
4253 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
4254 (vect_do_peeling_for_loop_bound): Likewise.
4255 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
4256 loop bound only record extra pre-conditions, do not apply loop
4259 2009-04-04 Richard Guenther <rguenther@suse.de>
4261 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
4264 2009-04-04 Jan Hubicka <jh@suse.cz>
4266 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4267 last_basic_block for size of bb->index indexed array.
4268 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
4269 compute_out, link_btr_uses, build_btr_def_use_webs,
4270 build_btr_def_use_webs, migrate_btr_defs): Likewise.
4272 2009-04-04 Jan Hubicka <jh@suse.cz>
4274 * except.c (remove_eh_handler_and_replace): Break out from ...
4275 (remove_eh_handler): ... here.
4276 (bring_to_root): New function.
4277 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
4278 handled ones, bring others to root of tree.
4280 2009-04-04 Jan Hubicka <jh@suse.cz>
4282 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
4283 (all_phis_safe_to_merge): New function.
4284 (update_info): New structure.
4285 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
4286 (cleanup_empty_eh): Update SSA if possible.
4288 2009-04-04 Richard Guenther <rguenther@suse.de>
4290 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
4291 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
4292 (append_vuse): Likewise.
4294 2009-04-04 Jakub Jelinek <jakub@redhat.com>
4296 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
4297 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
4298 instead of REG_UNSAVED for DW_CFA_undefined.
4299 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
4300 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
4303 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
4306 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
4307 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
4308 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
4310 2009-04-04 Richard Guenther <rguenther@suse.de>
4312 PR tree-optimization/8781
4313 PR tree-optimization/37892
4314 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
4315 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
4316 (valueize_refs): Call it for *& valueizations.
4317 (shared_reference_ops_from_ref): Rename to ...
4318 (valueize_shared_reference_ops_from_ref): ... this and valueize.
4319 (shared_reference_ops_from_call): Rename to ...
4320 (valueize_shared_reference_ops_from_call): ... this and valueize.
4321 (vn_reference_lookup): Update.
4322 (visit_reference_op_call): Likewise.
4323 * tree-ssa-pre.c (phi_translate_1): Fold *&.
4324 (eliminate): Value-replace the call address in call statements.
4326 2009-04-04 Richard Guenther <rguenther@suse.de>
4328 PR tree-optimization/39636
4329 * tree-ssa-forwprop.c
4330 (forward_propagate_addr_into_variable_array_index): Check for
4331 GIMPLE_ASSIGN before accessing the rhs code.
4333 2009-04-03 Jason Merrill <jason@redhat.com>
4335 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
4337 2009-04-03 Steve Ellcey <sje@cup.hp.com>
4339 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
4340 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
4341 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
4342 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
4343 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
4344 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
4345 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
4346 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
4347 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
4348 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
4349 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
4350 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
4351 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
4352 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
4353 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
4354 Use fr_reg_or_fp01_operand instead of fr_register_operand
4356 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
4357 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
4358 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
4360 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
4362 PR rtl-optimization/39607
4363 PR rtl-optimization/39631
4367 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4368 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4369 instead of DF_LR_OUT.
4370 * ira-lives.c (process_bb_node_lives): Ditto.
4371 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4372 instead of DF_LR_{OUT,IN}.
4373 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4374 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4376 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
4378 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
4379 (execute_lower_omp): Always run but take the short way out if -fopenmp
4381 (gate_lower_omp): Remove, forcing the pass manager to always run the
4382 pass and always set PROP_gimple_lomp.
4383 (pass_lower_omp): Remove gate function.
4384 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
4385 PROP_trees. Instead, require it.
4386 * ipa-cp.c (pass_ipa_cp): Likewise.
4387 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
4388 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
4389 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
4390 and PROP_gimple_leh.
4392 2009-04-03 Richard Guenther <rguenther@suse.de>
4395 PR tree-optimization/23940
4396 PR tree-optimization/33237
4399 PR tree-optimization/36201
4400 PR tree-optimization/36230
4401 PR tree-optimization/38049
4402 PR tree-optimization/38207
4403 PR tree-optimization/38230
4404 PR tree-optimization/38301
4405 PR tree-optimization/38585
4407 PR tree-optimization/38985
4408 PR tree-optimization/39299
4409 * tree-ssa-structalias.h: Remove.
4410 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
4411 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
4412 (struct vuse_element_d): Remove.
4413 (struct vuse_vec_d): Likewise.
4414 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
4415 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
4416 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
4417 VUSE_ELEMENT_VAR): Likewise.
4418 (struct voptype_d): Likewise.
4419 (NUM_VOP_FREE_BUCKETS): Likewise.
4420 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
4421 (struct stmt_operands_d): Remove.
4422 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
4423 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
4424 VDEF_NUM, VDEF_VECT): Likewise.
4425 (copy_virtual_operands): Remove.
4426 (operand_build_cmp): Likewise.
4427 (create_ssa_artificial_load_stmt): Likewise.
4428 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4429 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4430 vuse_index and mayuse_index members. Pack and move done and iter_type
4431 members to the front.
4432 (SSA_OP_VMAYUSE): Remove.
4433 (SSA_OP_VIRTUAL_USES): Adjust.
4434 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4435 (unlink_stmt_vdef): Declare.
4436 (add_to_addressable_set): Remove.
4437 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4438 (vrp_visit_stmt): Likewise.
4439 * doc/tree-ssa.texi (Alias analysis): Update.
4440 * doc/invoke.texi (max-aliased-vops): Remove docs.
4441 (avg-aliased-vops): Likewise.
4442 * tree-into-ssa.c (syms_to_rename): Remove.
4443 (need_to_update_vops_p): Likewise.
4444 (need_to_initialize_update_ssa_p): Rename to ...
4445 (update_ssa_initialized_fn): ... this. Track function we are
4447 (symbol_marked_for_renaming): Simplify.
4448 (add_new_name_mapping): Do not set need_to_update_vops_p.
4449 (dump_currdefs): Use SYMS_TO_RENAME.
4450 (rewrite_update_stmt): Always walk all uses/defs.
4451 (dump_update_ssa): Adjust.
4452 (init_update_ssa): Take function argument. Track what we are
4454 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4455 (create_new_def_for): Initialize for cfun, assert we are initialized
4457 (mark_sym_for_renaming): Simplify.
4458 (mark_set_for_renaming): Do not initialize update-ssa.
4459 (need_ssa_update_p): Simplify. Take function argument.
4460 (name_mappings_registered_p): Assert we ask for the correct function.
4461 (name_registered_for_update_p): Likewise.
4462 (ssa_names_to_replace): Likewise.
4463 (release_ssa_name_after_update_ssa): Likewise.
4464 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4465 (dump_decl_set): Do not print a newline.
4466 (debug_decl_set): Do it here.
4467 (dump_update_ssa): And here.
4468 * tree-ssa-loop-im.c (move_computations): Adjust.
4469 (movement_possibility): Likewise.
4470 (determine_max_movement): Likewise.
4471 (gather_mem_refs_stmt): Likewise.
4472 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4474 * tree-complex.c (update_all_vops): Remove.
4475 (expand_complex_move): Adjust.
4476 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4477 Simplify test for memory referencing statement. Exclude
4478 non-invariant ADDR_EXPRs.
4479 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4480 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4481 (rdg_flag_uses): Likewise.
4482 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4484 (tree_optimize_tail_calls_1): Also split the
4485 edge from the entry block if we have degenerate PHI nodes in
4486 the first basic block.
4487 * tree.c (init_ttree): Remove memory-tag related code.
4488 (tree_code_size): Likewise.
4489 (tree_node_structure): Likewise.
4490 (build7_stat): Re-write to be build6_stat.
4491 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4492 (SSA_VAR_P): Adjust.
4493 (struct tree_memory_tag): Remove.
4494 (struct tree_memory_partition_tag): Likewise.
4495 (union tree_node): Adjust.
4496 (build7): Re-write to be build6.
4497 * tree-pass.h (pass_reset_cc_flags): Remove.
4498 (TODO_update_address_taken): New flag.
4499 (pass_simple_dse): Remove.
4500 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4501 * params.h (MAX_ALIASED_VOPS): Remove.
4502 (AVG_ALIASED_VOPS): Likewise.
4503 * omp-low.c (expand_omp_taskreg): Update SSA form.
4504 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4505 aliases the lhs in a copy stmt.
4506 * tree-ssa-dse.c (struct address_walk_data): Remove.
4507 (memory_ssa_name_same): Likewise.
4508 (memory_address_same): Likewise.
4509 (get_kill_of_stmt_lhs): Likewise.
4510 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4511 unused stores. Look through PHI nodes into post-dominated regions.
4512 (dse_optimize_stmt): Simplify. Properly remove stores.
4513 (tree_ssa_dse): Compute dominators.
4514 (execute_simple_dse): Remove.
4515 (pass_simple_dse): Likewise.
4516 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4517 gimple_loaded_syms and gimple_stored_syms computation.
4518 * toplev.c (dump_memory_report): Dump alias and pta stats.
4519 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4520 (vn_reference_eq): Likewise.
4521 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4522 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4523 valueize_vuses): Remove.
4524 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4525 (get_def_ref_stmt_vuse): ... this.
4526 (vn_reference_lookup_2): New function.
4527 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4528 walking equivalent vuses. Simplify.
4529 (vn_reference_lookup): Likewise.
4530 (vn_reference_insert): Likewise.
4531 (vn_reference_insert_pieces): Likewise.
4532 (visit_reference_op_call): Simplify.
4533 (visit_reference_op_load): Likewise.
4534 (visit_reference_op_store): Likewise.
4535 (init_scc_vn): Remove shared_lookup_vuses initialization.
4536 (free_scc_vn): Remove shared_lookup_vuses freeing.
4537 (sort_vuses, sort_vuses_heap): Remove.
4538 (get_ref_from_reference_ops): Export.
4539 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4540 vector with single vuse pointer.
4541 (vn_reference_lookup_pieces, vn_reference_lookup,
4542 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4543 (shared_vuses_from_stmt): Remove.
4544 (get_ref_from_reference_ops): Declare.
4545 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4546 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4547 memory-tag related code.
4548 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4549 (likely_value): Add comment, skip static-chain of call statements.
4550 (surely_varying_stmt_p): Adjust.
4551 (gimplify_and_update_call_from_tree): Likewise.
4552 (execute_fold_all_builtins): Do not rebuild alias info.
4553 (gimplify_and_update_call_from_tree): Properly update VOPs.
4554 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4555 (copy_ref_info): Remove memory-tag related code.
4556 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4557 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4558 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4560 * tree-ssa-dom.c (gimple_p): Remove typedef.
4561 (eliminate_redundant_computations): Adjust.
4562 (record_equivalences_from_stmt): Likewise.
4563 (avail_expr_hash): Likewise.
4564 (avail_expr_eq): Likewise.
4565 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4566 (stmt_makes_single_load): Likewise.
4567 (stmt_makes_single_store): Likewise.
4568 * tree-ssa-alias.c: Rewrite completely.
4569 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4570 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4571 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4572 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4573 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4574 Remove public functions.
4575 (pass_reset_cc_flags): Remove.
4576 (pass_build_alias): Move ...
4577 * tree-ssa-structalias.c (pass_build_alias): ... here.
4578 * tree-ssa-alias.c (may_be_aliased): Move ...
4579 * tree-flow-inline.h (may_be_aliased): ... here.
4580 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4581 count_uses_and_derefs): Move ...
4582 * gimple.c: ... here.
4583 * gimple.h (count_uses_and_derefs): Declare.
4584 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4585 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4586 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4587 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4588 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4589 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4590 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4592 * tree-dfa.c (refs_may_alias_p): Move ...
4593 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4594 * tree-ssa-alias.h: New file.
4595 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4596 (statement_sink_location): Likewise.
4597 * opts.c (decode_options): Do not adjust max-aliased-vops or
4598 avg-aliased-vops values.
4599 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4600 (TV_CALL_CLOBBER): Likewise.
4601 (TV_FLOW_SENSITIVE): Likewise.
4602 (TV_FLOW_INSENSITIVE): Likewise.
4603 (TV_MEMORY_PARTITIONING): Likewise.
4604 (TV_ALIAS_STMT_WALK): New timevar.
4605 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4606 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4607 (get_address_description): Remove memory-tag related code.
4608 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4609 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4610 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4611 and immediate uses in statements. Document.
4612 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4613 (dump_symbols): Remove.
4614 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4615 * alias.c (get_deref_alias_set): New function split out from ...
4616 (get_alias_set): ... here.
4617 * alias.h (get_deref_alias_set): Declare.
4618 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4619 type parameter. Remove restrict pointer handling. Create a
4620 ref-all pointer in case type-based alias sets do not conflict.
4621 (vect_analyze_data_refs): Remove SMT related code.
4622 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4623 (vectorizable_load): Likewise.
4624 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4625 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4626 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4627 Ignore vops and SMTs.
4628 (dr_analyze_alias): Likewise..
4629 (free_data_ref): Likewise.
4630 (create_data_ref): Likewise.
4631 (analyze_all_data_dependences): Likewise.
4632 (get_references_in_stmt): Adjust.
4633 * tree-flow-inline.h (gimple_aliases_computed_p,
4634 gimple_addressable_vars, gimple_call_clobbered_vars,
4635 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4636 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4637 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4638 gimple_mem_ref_stats): Remove.
4639 (gimple_vop): New function.
4640 (op_iter_next_use): Remove vuses and mayuses cases.
4641 (op_iter_next_def): Remove vdefs case.
4642 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4643 (clear_and_done_ssa_iter): Do not set removed fields.
4644 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4645 Assert we are not iterating over vuses or vdefs if not also
4646 iterating over uses or defs.
4647 (op_iter_init_use): Likewise.
4648 (op_iter_init_def): Likewise.
4649 (op_iter_next_vdef): Remove.
4650 (op_iter_next_mustdef): Likewise.
4651 (op_iter_init_vdef): Likewise.
4652 (compare_ssa_operands_equal): Likewise.
4653 (link_use_stmts_after): Handle vuse operand.
4654 (is_call_used): Use is_call_clobbered.
4655 (is_call_clobbered): Global variables are always call clobbered,
4656 query the call-clobbers bitmap.
4657 (mark_call_clobbered): Ignore global variables.
4658 (clear_call_clobbered): Likewise.
4659 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4660 virtual operands sanity check.
4661 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4663 (TARGET_MEM_REF): Remove TMR_TAG operand.
4664 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4665 Remove call-clobber related code.
4666 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4667 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4668 partitions or escape reason.
4669 (get_single_def_stmt, get_single_def_stmt_from_phi,
4670 get_single_def_stmt_with_phi): Remove.
4671 (dump_referenced_vars): Tidy.
4672 (get_ref_base_and_extent): Allow bare decls.
4673 (collect_dfa_stats): Adjust.
4674 * graphite.c (rename_variables_in_stmt): Adjust.
4675 (graphite_copy_stmts_from_block): Likewise.
4676 (translate_clast): Likewise.
4677 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4679 (translate_vuse_through_block): Use the oracle.
4680 (phi_translate_1): Adjust.
4681 (value_dies_in_block_x): Use the oracle. Cache the outcome
4683 (valid_in_sets): Check if the VUSE for
4684 a REFERENCE is available.
4685 (eliminate): Do not remove stmts during elimination,
4686 instead queue and remove them afterwards.
4687 (do_pre): Do not rebuild alias info.
4688 (pass_pre): Run TODO_rebuild_alias before PRE.
4689 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4690 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4691 (mark_all_v_defs_stmt): Remove.
4692 (mark_all_v_defs_seq): Adjust.
4693 (sra_replace): Likewise.
4694 (scalarize_use): Likewise.
4695 (scalarize_copy): Likewise.
4696 (scalarize_init): Likewise.
4697 (scalarize_ldst): Likewise.
4698 (todoflags): Remove.
4699 (tree_sra): Do not rebuild alias info.
4700 (tree_sra_early): Adjust.
4701 (pass_sra): Run TODO_update_address_taken before SRA.
4702 * tree-predcom.c (set_alias_info): Remove.
4703 (prepare_initializers_chain): Do not call it.
4704 (mark_virtual_ops_for_renaming): Adjust.
4705 (mark_virtual_ops_for_renaming_list): Remove.
4706 (initialize_root_vars): Adjust.
4707 (initialize_root_vars_lm): Likewise.
4708 (prepare_initializers_chain): Likewise.
4709 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4710 (may_propagate_copy_into_stmt): Likewise.
4711 (merge_alias_info): Do nothing for now.
4712 (propagate_tree_value_into_stmt): Adjust.
4713 (stmt_may_generate_copy): Likewise.
4714 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4715 not mark symbols for renaming.
4716 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4717 with the same statement, make sure to update the new pointed-to one.
4718 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4719 call statements, do not mark symbols for renaming.
4720 (mark_operand_necessary): Dump something.
4721 (ref_may_be_aliased): New function.
4722 (mark_aliased_reaching_defs_necessary_1): New helper function.
4723 (mark_aliased_reaching_defs_necessary): Likewise.
4724 (mark_all_reaching_defs_necessary_1): Likewise.
4725 (mark_all_reaching_defs_necessary): Likewise.
4726 (propagate_necessity): Do not process virtual PHIs. For
4727 non-aliased loads mark all reaching definitions as necessary.
4728 For aliased loads and stores mark the immediate dominating
4729 aliased clobbers as necessary.
4730 (visited): New global static.
4731 (perform_tree_ssa_dce): Free visited bitmap after propagating
4733 (remove_dead_phis): Perform simple dead virtual PHI removal.
4734 (remove_dead_stmt): Properly unlink virtual operands when
4736 (eliminate_unnecessary_stmts): Schedule PHI removal after
4738 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4739 (process_replaceable): Likewise.
4740 (find_replaceable_in_bb): Likewise.
4741 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4742 based on the single gimple vop.
4743 (verify_flow_insensitive_alias_info): Remove.
4744 (verify_flow_sensitive_alias_info): Likewise.
4745 (verify_call_clobbering): Likewise.
4746 (verify_memory_partitions): Likewise.
4747 (verify_alias_info): Likewise.
4748 (verify_ssa): Adjust..
4749 (execute_update_addresses_taken): Export. Update SSA
4750 manually. Optimize only when optimizing. Use a local bitmap.
4751 (pass_update_address_taken): Remove TODO_update_ssa, add
4753 (pass_update_address_taken): Just use TODO_update_address_taken.
4754 (init_tree_ssa): Do not initialize addressable_vars.
4755 (verify_ssa): Verify new VUSE / VDEF properties.
4756 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4757 Do not call verify_alias_info.
4758 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4759 Do not free the loaded and stored syms bitmaps. Reset the escaped
4760 and callused solutions. Do not free addressable_vars.
4761 Remove memory-tag related code.
4762 (warn_uninitialized_var): Aliases are always available.
4763 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4764 * lambda-code.c (can_put_in_inner_loop): Adjust.
4765 (can_put_after_inner_loop): Likewise.
4766 (perfect_nestify): Likewise.
4767 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4768 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4769 (vectorizable_conversion): Do not mark symbols for renaming.
4770 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4771 (expand_call_inline): Unlink the calls virtual operands before
4773 (tree_function_versioning): Do not call update_ssa if we are not
4774 updating clones. Simplify.
4775 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4776 (propagate_with_phi): Likewise..
4777 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4778 clobber code. Assert we are not aliased or global.
4779 * tree-flow.h: Include tree-ssa-alias.h
4780 (enum escape_type): Remove.
4781 (struct mem_sym_stats_d): Likewise.
4782 (struct mem_ref_stats_d): Likewise.
4783 (struct gimple_df): Add vop member. Remove global_var,
4784 call_clobbered_vars, call_used_vars, addressable_vars,
4785 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4786 escaped and callused members.
4787 (struct ptr_info_def): Remove all members, add points-to solution
4789 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4790 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4791 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4792 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4793 (tree-ssa-alias.o): Likewise.
4794 (toplev.o): Add tree-ssa-alias.h
4795 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4796 * gimple.c (gimple_set_bb): Fix off-by-one error.
4797 (is_gimple_reg): Do not handle memory tags.
4798 (gimple_copy): Also copy virtual operands.
4799 Delay updating the statement. Do not reset loaded and stored syms.
4800 (gimple_set_stored_syms): Remove.
4801 (gimple_set_loaded_syms): Likewise.
4802 (gimple_call_copy_skip_args): Copy the virtual operands
4803 and mark the new statement modified.
4804 * tree-ssa-structalias.c (may_alias_p): Remove.
4805 (set_uids_in_ptset): Take the alias set to prune with as
4806 parameter. Fold in the alias test of may_alias_p.
4807 (compute_points_to_sets): Compute whether a ptr is dereferenced
4809 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4810 other ADDRESSOF constraints on the lhs.
4811 (get_constraint_for_component_ref): Assert that we don't get
4812 ADDRESSOF constraints from the base of the reference.
4813 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4814 (struct variable_info): Remove collapsed_to member.
4815 (get_varinfo_fc): Remove.
4816 (new_var_info): Do not set collapsed_to.
4817 (dump_constraint): Do not follow cycles.
4818 (dump_constraint_graph): Likewise.
4819 (build_pred_graph): Likewise.
4820 (build_succ_graph): Likewise.
4821 (rewrite_constraints): Likewise.
4822 (do_simple_structure_copy): Remove.
4823 (do_rhs_deref_structure_copy): Remove.
4824 (do_lhs_deref_structure_copy): Remove.
4825 (collapse_rest_of_var): Remove.
4826 (do_structure_copy): Re-implement.
4827 (pta_stats): New global variable.
4828 (dump_pta_stats): New function.
4829 (struct constraint_expr): Make offset signed.
4830 (UNKNOWN_OFFSET): Define special value.
4831 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4832 (solution_set_expand): New helper function split out from ...
4833 (do_sd_constraint): ... here.
4834 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4835 (do_ds_constraint): Likewise.
4836 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4837 and CALLUSED = *CALLUSED.
4838 (set_union_with_increment): Make inc argument signed.
4839 (type_safe): Remove.
4840 (get_constraint_for_ptr_offset): Handle unknown and negative
4842 (first_vi_for_offset): Handle offsets before start. Bail
4843 out early for offsets beyond the variable extent.
4844 (first_or_preceding_vi_for_offset): New function.
4845 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4846 Together with ESCAPED = *ESCAPED this properly computes reachability.
4847 (find_what_var_points_to): New function.
4848 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4849 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4850 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4851 pt_solutions_intersect): New functions.
4852 (compute_call_used_vars): Remove.
4853 (compute_may_aliases): New main entry into PTA computation.
4854 * gimple.h (gimple_p): New typedef.
4855 (struct gimple_statement_base): Remove references_memory_p.
4856 (struct gimple_statement_with_memory_ops_base): Remove
4857 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4859 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4860 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4861 gimple_set_references_memory): Remove.
4862 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4863 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4865 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4866 (verify_expr): Allow RESULT_DECL.
4867 (gimple_duplicate_bb): Do not copy virtual operands.
4868 (gimple_duplicate_sese_region): Adjust.
4869 (gimple_duplicate_sese_tail): Likewise.
4870 (mark_virtual_ops_in_region): Remove.
4871 (move_sese_region_to_fn): Do not call it.
4872 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4873 and pass_simple_dse.
4874 (execute_function_todo): Handle TODO_update_address_taken,
4875 call execute_update_addresses_taken for TODO_rebuild_alias.
4876 (execute_todo): Adjust.
4877 (execute_one_pass): Init dump files early.
4878 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4880 (create_general_new_stmt): Clear vops.
4881 * tree-ssa-reassoc.c (get_rank): Adjust.
4882 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4883 symbols for renaming.
4884 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4885 (PARAM_AVG_ALIASED_VOPS): Likewise.
4886 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4887 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4888 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4889 (operand_build_cmp, copy_virtual_operands,
4890 create_ssa_artificial_load_stmt, add_to_addressable_set,
4891 gimple_add_to_addresses_taken): Remove public functions.
4892 (unlink_stmt_vdef): New function.
4894 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4896 * config.gcc (powerpc-*-linux*): Merge variants.
4898 2009-04-02 Chao-ying Fu <fu@mips.com>
4899 James Grosbach <james.grosbach@microchip.com>
4901 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4902 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4904 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4905 keep_interrupts_masked_p, use_debug_exception_return_p.
4906 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4907 keep_interrupts_masked, use_debug_exception_return.
4908 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4909 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4911 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4912 (mips_print_operand): Process COP0 registers to print $0 .. $31
4913 correctly for GAS to process.
4914 (mips_interrupt_extra_call_saved_reg_p): New function.
4915 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4917 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4918 (mips_compute_frame_info): Add supports for interrupt context that
4919 includes doubleword accumulators and COP0 registers.
4920 (mips_for_each_saved_acc): New function.
4921 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4922 mips_for_each_saved_reg.
4923 (mips_save_reg): Save accumulators.
4924 (mips_kernel_reg_p): A new for_each_rtx callback.
4925 (mips_expand_prologue): Support interrupt handlers.
4926 (mips_restore_reg): Restore accumulators.
4927 (mips_expand_epilogue): Support interrupt handlers.
4928 (mips_can_use_return_insn): Return false for interrupt handlers.
4929 (mips_epilogue_uses): New function.
4930 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4931 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4932 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4933 cop0_move): New instructions.
4934 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4935 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4937 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4939 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4940 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4941 interrupt handlers, we use K0 as the temporary register.
4942 (EPILOGUE_USES): Change to a function call.
4943 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4944 handlers, we use K0 as the temporary register.
4946 * doc/extend.texi (Function Attributes): Document interrupt,
4947 use_shadow_register_set, keep_interrupts_masked,
4948 use_debug_exception_return for MIPS attributes.
4950 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4952 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4953 Remove a number of t-files from tmake_file.
4954 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4955 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4956 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4957 target_prototype, not TARGET_PROTOTYPE.
4958 (LINK_OS_GNU_SPEC): Define.
4959 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4960 and darwin-ldoubdle.c.
4962 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4965 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4966 (cpp_options): Ditto.
4967 (default_compilers): Ditto.
4968 (display_help): Ditto.
4969 (process_command): Ditto.
4971 (set_input): Use lbasename instead of duplicate code.
4972 (save_temps_prefix): New static for -save-temps=obj.
4973 (save_temps_length): Ditto.
4975 * doc/invoke.texi (-save-temps=obj): Document new variant to
4978 2009-04-02 Jeff Law <law@redhat.com>
4980 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4983 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4985 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4986 * configure: Regenerated.
4988 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4990 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4991 share the argument list.
4993 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4997 2009-02-12 Diego Novillo <dnovillo@google.com>
4999 * varpool.c (debug_varpool): New.
5000 * cgraph.h (debug_varpool): Declare.
5002 2009-04-02 Jan Hubicka <jh@suse.cz>
5004 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
5007 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
5009 * config/i386/i386.c (ix86_abi): Move initialization to ...
5010 (override_options): Here.
5012 2009-04-02 Christian Bruel <christian.bruel@st.com>
5014 * config/sh/sh.c (sh_dwarf_register_span): New function.
5015 (TARGET_DWARF_REGISTER_SPAN): Define.
5016 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
5018 2009-04-02 Ira Rosen <irar@il.ibm.com>
5020 PR tree-optimization/39595
5021 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
5022 interleaved loads group is not greater than the SLP group size.
5024 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5026 * builtins.c (is_builtin_name): New.
5027 (called_as_built_in): Use is_builtin_name.
5028 * tree.h (is_builtin_name): New.
5029 * varasm.c (incorporeal_function_p): Use is_builtin_name
5031 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
5033 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
5035 2009-04-02 Dodji Seketeli <dodji@redhat.com>
5038 * c-decl.c (clone_underlying_type): Move this ...
5039 * c-common.c (set_underlying_type): ... here.
5040 Also, make sure the function properly sets TYPE_STUB_DECL() on
5041 the newly created typedef variant type.
5042 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
5043 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
5046 2009-04-02 Richard Guenther <rguenther@suse.de>
5048 PR tree-optimization/37221
5049 * tree-flow.h (degenerate_phi_result): Declare.
5050 * tree-ssa-dom.c (degenerate_phi_result): Export.
5051 * tree-scalar-evolution.c (analyze_initial_condition): If
5052 the initial condition is defined by a degenerate PHI node
5053 use the degenerate value.
5055 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
5057 PR rtl-optimization/39588
5058 * combine.c (merge_outer_ops): Do not set the constant when this
5060 (simplify_shift_const_1): Do not modify it either in this case.
5062 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
5064 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
5065 tuning is deprecated if -mtune value is set to an Itanium1 variant.
5067 2009-04-01 Janis Johnson <janis187@us.ibm.com>
5070 * c-lex.c (interpret_float): Default (no suffix) is double.
5072 2009-04-1 Xinliang David Li <davidxl@google.com>
5074 * config/i386/i386.c (legitimate_constant_p): Recognize
5075 all one vector constant.
5077 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5079 * config/vax/vax.c: Add #includes to silence warnings.
5080 Change #include order to silence two warnings.
5082 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5084 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
5085 (ASM_SPEC): Pass -k to the assembler for PIC code.
5087 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5089 * config.gcc: Add vax-*-linux* to the switch.
5090 * config/vax/linux.h: New file. (TARGET_VERSION,
5091 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
5093 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5095 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
5096 Use predicate macros instead of GET_CODE() == foo.
5097 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
5098 ashlsi3, rotrsi3, <unnamed>): Likewise.
5100 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5102 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
5103 jbbccihi, jbbccisi): Remova trailing whitespace.
5104 * config/vax/constraints.md: Likewise.
5105 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5106 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
5107 * config/vax/predicates.md: Likewise.
5108 * config/vax/vax.c (print_operand_address, vax_output_int_move,
5109 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
5110 * config/vax/vax.h: Likewise.
5111 * config/vax/vax.md (nonlocal_goto): Likewise.
5113 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5115 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
5116 (indirectable_address_p, adjacent_operands_p): Add spaces around
5118 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
5120 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5122 * config/vax/vax.c (legitimate_constant_address_p,
5123 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
5124 index_term_p, reg_plus_index_p, legitimate_address_p,
5125 vax_mode_dependent_address_p): Update comments to match functions
5126 modified by the recent int->bool conversion.
5128 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5130 * config/vax/builtins.md: Update copyright message.
5131 * config/vax/constraints.md: Likewise.
5132 * config/vax/netbsd-elf.h: Likewise.
5133 * config/vax/predicates.md: Likewise.
5134 * config/vax/vax-protos.h: Likewise.
5135 * config/vax/vax.c: Likewise.
5136 * config/vax/vax.h: Likewise.
5137 * config/vax/vax.md: Likewise.
5138 * config/vax/vax.opt: Likewise.
5140 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5142 * config/vax/builtins.md (ffssi2, ffssi2_internal,
5143 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
5144 * config/vax/constraints.md (B, R): Likewise.
5145 * config/vax/predicates.md (external_memory_operand,
5146 nonimmediate_addsub_di_operand): Likewise.
5147 * config/vax/vax.c (vax_output_int_add): Likewise.
5148 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
5149 untyped_call): Likewise.
5151 2009-04-01 Matt Thomas <matt@3am-software.com>
5153 * config/vax/predicates.md: New file.
5154 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
5155 external_const_operand, nonsymbolic_operand, external_memory_operand,
5156 indirect_memory_operand, indexed_memory_operand,
5157 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
5158 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
5160 * config/vax/constraints.md: New file.
5161 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
5163 * config/vax/builtins.md: New file.
5164 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
5165 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
5167 * config/vax/vax.opt (mqmath): Add option.
5168 * config/vax/vax.md (isfx): Extend with DI.
5169 (VAXintQH, VAXintQHSD): Define.
5170 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
5171 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
5172 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
5173 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
5174 (movdi): Update constraints and use vax_output_int_move().
5175 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
5176 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
5177 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
5178 nonlocal_goto): New.
5179 (mov<mode>): Extend accepted operand types.
5180 (subdi3_old): Rename from subdi3, change update constraints and use
5181 a new implementation.
5182 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
5183 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
5184 MOVE_RATIO, CLEAR_RATIO): Define.
5185 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
5186 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
5187 (PRINT_OPERAND): Redefine using a function instead of inlined code.
5188 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
5189 (split_quadword_operands): Make static and really allow variable
5191 (print_operand_address): Update for PIC generation.
5192 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
5193 indexable_address_p, fixup_mathdi_operand,
5194 vax_expand_addsub_di_operands, adjacent_operands_p): New.
5195 (vax_float_literal, legitimate_constant_p,
5196 indirectable_constant_address_p, index_term_p,
5197 reg_plus_index_p): Return bool instead of int.
5198 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
5200 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
5202 (vax_output_conditional_branch): Indent.
5203 (legitimate_constant_address_p, indirectable_constant_address_p,
5204 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
5205 vax_mode_dependent_address_p): Return bool instead of int, update for
5207 * config/vax/vax-protos.h (legitimate_constant_address_p,
5208 legitimate_constant_p, legitimate_address_p,
5209 vax_mode_dependent_address_p): Change declaration to bool.
5210 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
5211 vax_expand_addsub_di_operands, vax_output_int_subtract,
5212 vax_output_movmemsi): Declare.
5213 (split_quadword_operands, vax_float_literal): Delete declaration.
5214 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
5215 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
5216 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
5217 ASM_OUTPUT_DWARF_PCREL): Define.
5218 (ASM_SPEC): Change definition to allow PIC generation.
5220 2009-04-01 Steve Ellcey <sje@cup.hp.com>
5222 * doc/sourcebuild.texi: Update front-end requirements.
5224 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5227 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
5228 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
5229 (booldi3_internal3): Use boolean_or_operator instead of
5232 2009-04-01 Joseph Myers <joseph@codesourcery.com>
5235 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
5236 declarator whose size is not an integer constant expression but
5237 folds to an integer constant, then treat it as a constant
5240 2009-04-01 Richard Guenther <rguenther@suse.de>
5242 * fold-const.c (fold_plusminus_mult_expr): Do not fold
5243 i * 4 + 2 to (i * 2 + 1) * 2.
5245 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5248 * c-parser.c (c_parser_asm_statement): Skip until close paren and
5249 return if c_parser_asm_string_literal returned NULL.
5251 2009-04-01 Nick Clifton <nickc@redhat.com>
5253 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
5255 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
5256 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
5257 other typedefs to avoid conflicts with libgcc2.c. Define labels
5258 to gain 16-bit bit-manipulation functions from libgcc2.c and then
5260 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
5261 to gain 16-bit trapping arithmetic functions from libgcc2.c and
5264 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
5266 * varasm.c (default_function_rodata_section): Declare DOT as
5269 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
5270 Andrey Galkin <agalkin@hypercom.com>
5273 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
5274 Make object_name unique for each process.
5276 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5279 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
5280 addressable variables in the parallel that could go out of scope while
5281 running queued tasks.
5283 2009-04-01 Anatoly Sokolov <aesok@post.ru>
5285 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
5286 (CASE_VALUES_THRESHOLD): Redefine.
5287 * config/avr/avr.c (avr_override_options): Remove initialization of
5288 avr_case_values_threshold variable.
5289 (avr_case_values_threshold): Remove variable. Add new function.
5290 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
5291 * config/avr/avr.opt (mno-tablejump): Remove option.
5292 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
5294 2009-04-01 DJ Delorie <dj@redhat.com>
5296 * varasm.c (default_function_rodata_section): Don't assume
5297 anything about where the first '.' in the section name is.
5299 2009-04-01 Alan Modra <amodra@bigpond.net.au>
5301 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
5302 rs6000_emit_stack_tie.
5304 2009-03-31 Ian Lance Taylor <iant@google.com>
5306 * tree-eh.c (tree_remove_unreachable_handlers): Compare
5307 gimple_code with GIMPLE_RESX, not RESX.
5309 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5311 * c-common.c (c_get_ident): New.
5312 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
5314 2009-04-01 Ben Elliston <bje@au.ibm.com>
5316 * config/rs6000/sysv4.opt (msdata): Improve option description.
5318 2009-03-31 Steve Ellcey <sje@cup.hp.com>
5320 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
5321 (divdf3_internal_lat): Remove.
5322 (divxf3_internal_lat): Remove.
5323 (divxf3_internal_thr): Remove.
5324 (divxf): Use divxf3_internal.
5325 * config/ia64/div.md (divsf3_internal_lat): New.
5326 (divdf3_internal_lat): New.
5327 (divxf3_internal): New.
5329 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5332 * Makefile.in (USE_GCC_STDINT): Define.
5333 (stmp-int-hdrs): Install stdint.h if applicable.
5334 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
5336 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
5337 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
5338 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5339 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5340 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5341 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5342 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5343 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5344 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5345 (c_common_nodes_and_builtins): Initialize
5346 underlying_wchar_type_node. Do not initialize
5347 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
5348 nodes for new types.
5349 (c_stddef_cpp_builtins): Define macros for new types.
5350 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
5352 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
5353 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
5354 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
5355 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
5356 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
5357 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
5358 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
5359 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
5360 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
5361 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
5362 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
5363 int16_type_node, int32_type_node, int64_type_node,
5364 uint8_type_node, uint16_type_node, c_uint32_type_node,
5365 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
5366 int_least32_type_node, int_least64_type_node,
5367 uint_least8_type_node, uint_least16_type_node,
5368 uint_least32_type_node, uint_least64_type_node,
5369 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
5370 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
5371 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
5372 uintptr_type_node): Define.
5373 * c-cppbuiltin.c (builtin_define_constants,
5374 builtin_define_type_minmax): New.
5375 (builtin_define_stdint_macros): Define more macros.
5376 (c_cpp_builtins): Define more limit macros.
5378 (builtin_define_type_max): Define in terms of
5379 builtin_define_type_minmax. Remove is_long parameter. All
5381 * config.gcc (use_gcc_stdint): Define.
5382 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
5383 Add newlib-stdint.h for generic targets.
5384 * config/glibc-stdint.h, config/newlib-stdint.h,
5385 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
5386 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
5387 * config/score/score.h (UINTPTR_TYPE): Define.
5388 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5389 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5390 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5391 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5392 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5393 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5394 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5395 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5396 * config/spu/spu.h (STDINT_LONG32): Define.
5397 * configure.ac (use_gcc_stdint): Substitute.
5398 * configure: Regenerate.
5399 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
5400 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
5401 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
5402 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
5403 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
5404 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
5405 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
5406 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
5407 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
5408 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
5409 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
5410 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
5411 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
5412 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
5413 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
5414 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
5415 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
5416 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
5417 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
5418 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
5419 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
5420 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
5421 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5422 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5423 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5424 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5425 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5426 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5427 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
5429 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5431 * loop-iv.c (suitable_set_for_replacement): Renamed from
5432 simplify_using_assignment; changed to return bool and to accept new
5433 args DEST and SRC. Return true iff we find a source/destination pair
5434 that can be used to make a replacement, and fill SRC and DEST if so.
5435 Remove arg ALTERED. Don't deal with altered regs here. All callers
5437 (simplify_using_initial_values): Deal with altered regs here and track
5438 more precisely the effect they have on the validity of our expression.
5440 * loop-iv.c (simplify_using_condition): A condition of the form
5441 (EQ REG CONST) can be used to simply make a substitution.
5442 (simplify_using_initial_values): Keep track of conditions we have seen
5443 and keep using them to simplify new expressions, while applying the
5444 same substitutions to them as to the expression.
5446 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5447 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5450 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5451 changed. Use this when trying to improve the upper bound.
5452 Generate the comparison by using simplify_gen_relational.
5454 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5456 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5458 (simplify_using_assignment, simplify_using_initial_values): Call
5459 replace_in_expr to make replacements. Call replace_single_def_regs
5460 once on the initial version of the expression.
5462 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5465 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5467 2009-03-31 Richard Guenther <rguenther@suse.de>
5470 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5471 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5473 2009-03-31 Richard Guenther <rguenther@suse.de>
5475 * tree.h (div_if_zero_remainder): Declare.
5476 * fold-const.c (div_if_zero_remainder): Export.
5477 * tree-ssa-forwprop.c
5478 (forward_propagate_addr_into_variable_array_index): Handle
5479 constant array index addition outside of the variable index.
5481 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5484 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5485 define_splits, floatunssi<mode>2): Require x87 conversions from
5486 DImode to be permitted.
5488 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5490 PR preprocessor/15638
5491 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5493 2009-03-31 Richard Guenther <rguenther@suse.de>
5497 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5498 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5499 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5500 a separate statement.
5501 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5502 (lookup_tmp_var): Likewise.
5503 (is_gimple_formal_tmp_or_call_rhs): Remove.
5504 (is_gimple_reg_or_call_rhs): Rename to ...
5505 (is_gimple_reg_rhs_or_call): ... this.
5506 (is_gimple_mem_or_call_rhs): Rename to ...
5507 (is_gimple_mem_rhs_or_call): ... this.
5508 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5509 DECL_GIMPLE_REG_P only if is_formal is true.
5510 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5511 for non-proper post-modify expression gimplification.
5512 (gimplify_self_mod_expr): For post-modify expressions gimplify
5513 the lvalue to a minimal lvalue.
5514 (rhs_predicate_for): Remove formal temp case.
5515 (gimplify_modify_expr_rhs): Likewise.
5516 (gimplify_addr_expr): Use is_gimple_reg.
5517 (gimplify_expr): Remove formal temp cases.
5518 (gimple_regimplify_operands): Likewise.
5519 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5520 and FILTER_EXPR like constants.
5521 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5523 (is_gimple_formal_tmp_rhs): Remove.
5524 (is_gimple_reg_rhs): Remove special casing.
5525 (is_gimple_mem_rhs): Fix.
5526 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5527 (is_gimple_formal_tmp_var): Remove.
5528 (is_gimple_formal_tmp_reg): Likewise.
5529 (is_gimple_min_lval): Allow invariant component ref parts.
5530 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5531 is_gimple_formal_tmp_reg): Remove declarations.
5532 * tree-cfg.c (verify_expr): Verify that variables with address
5533 taken do not have DECL_GIMPLE_REG_P set.
5534 * tree-mudflap.c (mf_build_check_statement_for): Use
5535 force_gimple_operand instead of gimplify_expr.
5537 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5539 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5540 schedulable rows to compute_split_row.
5542 2009-03-31 Ben Elliston <bje@au.ibm.com>
5545 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5548 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5550 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5551 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5552 * configure: Regenerate.
5553 * config.in: Regenerate.
5554 * config/rs6000/rs6000.opt (mtls-markers): Add.
5555 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5556 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5557 (tls_ld_aix, tls_ld_sysv): Likewise.
5558 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5559 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5561 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5563 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5565 2009-03-30 Jan Hubicka <jh@suse.cz>
5567 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5569 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5570 detection and label handling.
5572 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5574 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5575 left_conflicts_size.
5576 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5577 ALLOCNO_LEFT_CONFLICTS_SIZE.
5579 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5580 remove_allocno_from_bucket_and_push,
5581 allocno_spill_priority_compare, push_allocnos_to_stack,
5582 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5583 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5584 (setup_allocno_left_conflicts_num): Ditto. Rename to
5585 setup_allocno_left_conflicts_size.
5586 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5587 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5588 setup_allocno_left_conflicts_size instead of
5589 setup_allocno_left_conflicts_num.
5591 * ira-build.c (ira_create_allocno): Use
5592 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5593 ALLOCNO_LEFT_CONFLICTS_NUM.
5595 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5597 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5598 instead of DF_LR_OUT.
5600 * ira-lives.c (process_bb_node_lives): Ditto.
5602 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5603 instead of DF_LR_{OUT,IN}.
5605 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5607 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5609 2009-03-30 Jan Hubicka <jh@suse.cz>
5611 * except.c (label_to_region_map): Fix thinko.
5613 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5616 * tree.h (tree_find_value): New declaration.
5617 * tree.c (tree_find_value): New function.
5618 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5620 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5623 * c-decl.c (struct c_binding): Add locus field.
5624 (bind): Add locus argument, set locus field from it.
5625 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5626 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5627 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5628 implicitly_declare, undeclared_variable, lookup_label,
5629 declare_label, c_make_fname_decl, c_builtin_function,
5630 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5633 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5636 * config/i386/i386.c (classify_argument): Check total size of
5639 2009-03-30 Martin Jambor <mjambor@suse.cz>
5641 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5642 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5643 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5646 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5647 seen_variable_array_ref while also traversing a union.
5649 * tree-inline.c (optimize_inline_calls): Do not call
5650 cgraph_node_remove_callees.
5651 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5652 (pass_remove_cgraph_callee_edges): New variable.
5653 * passes.c (init_optimization_passes): Add
5654 pass_remove_cgraph_callee_edges after early inlining and before all
5655 late intraprocedural passes.
5657 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5659 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5661 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5664 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5666 * combine.c (simplify_comparison): Use have_insn_for.
5667 * dojump.c (do_jump): Likewise.
5669 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5671 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5672 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5673 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5674 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5675 instead of sparc_compare_emitted.
5676 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5677 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5678 instead of sparc_compare_emitted.
5680 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5682 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5683 enter/exit cfglayout mode.
5684 (pass_partition_block): Require it.
5685 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5686 (combine_instructions): Track basic blocks instead of labels.
5687 (update_cfg_for_uncondjump): New.
5688 (try_combine): Use it. Update jumps after rescanning.
5689 (pass_combine): Require PROP_cfglayout.
5690 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5692 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5694 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5695 Provide/destroy PROP_cfglayout respectively.
5696 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5697 * tree-pass.h (PROP_cfglayout): New.
5699 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5701 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5702 fold_convert_const_fixed_from_fixed,
5703 fold_convert_const_fixed_from_int,
5704 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5705 set TREE_CONSTANT_OVERFLOW.
5706 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5707 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5709 2009-03-30 Ira Rosen <irar@il.ibm.com>
5711 * tree-vect-loop-manip.c: New file.
5712 * tree-vectorizer.c: Update documentation and included files.
5713 (vect_loop_location): Make extern.
5714 (rename_use_op): Move to tree-vect-loop-manip.c
5715 (rename_variables_in_bb, rename_variables_in_loop,
5716 slpeel_update_phis_for_duplicate_loop,
5717 slpeel_update_phi_nodes_for_guard1,
5718 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5719 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5720 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5721 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5722 find_loop_location): Likewise.
5723 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5724 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5725 get_vectype_for_scalar_type, vect_is_simple_use,
5726 supportable_widening_operation, supportable_narrowing_operation):
5728 (bb_in_loop_p): Move to tree-vect-loop.c.
5729 (new_loop_vec_info, destroy_loop_vec_info,
5730 reduction_code_for_scalar_code, report_vect_op,
5731 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5732 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5733 (vect_supportable_dr_alignment): Likewise.
5734 * tree-vectorizer.h (tree-data-ref.h): Include.
5735 (vect_loop_location): Declare.
5736 Reorganize function declarations according to the new file structure.
5737 * tree-vect-loop.c: New file.
5738 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5739 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5740 * tree-vect-data-refs.c: New file.
5741 * tree-vect-patterns.c (timevar.h): Don't include.
5742 * tree-vect-stmts.c: New file.
5743 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5744 tree-vect-slp.c, tree-vect-loop.c.
5745 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5746 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5747 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5748 (tree-vect-analyze.o): Remove.
5749 (tree-vect-transform.o): Likewise.
5750 (tree-vect-data-refs.o): Add rule.
5751 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5752 tree-vect-slp.o): Likewise.
5753 (tree-vect-patterns.o): Remove redundant dependencies.
5754 (tree-vectorizer.o): Likewise.
5755 * tree-vect-slp.c: New file.
5757 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5759 * optc-gen.awk: Warn if an option flag has multiple different
5762 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5764 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5765 -floop-block): Document dependences on PPL, CLooG and Graphite.
5767 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5769 PR rtl-optimization/323
5770 * c-common.c (c_fully_fold, convert_and_check,
5771 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5772 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5773 * c-common.def (EXCESS_PRECISION_EXPR): New.
5774 * c-cppbuiltin.c (builtin_define_float_constants): Define
5775 constants with enough digits for long double.
5776 * c-lex.c (interpret_float): Interpret constant with excess
5777 precision where appropriate.
5778 * c-opts.c (c_common_post_options): Set
5779 flag_excess_precision_cmdline. Give an error for
5780 -fexcess-precision=standard for C++ for processors where the
5781 option is significant.
5782 * c-parser.c (c_parser_conditional_expression): Handle excess
5783 precision in condition.
5784 * c-typeck.c (convert_arguments): Handle arguments with excess
5786 (build_unary_op): Move excess precision outside operation.
5787 (build_conditional_expr): Likewise.
5788 (build_compound_expr): Likewise.
5789 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5790 (build_modify_expr): Handle excess precision in RHS.
5791 (convert_for_assignment): Handle excess precision in converted
5793 (digest_init, output_init_element, process_init_element): Handle
5794 excess precision in initializer.
5795 (c_finish_return): Handle excess precision in return value.
5796 (build_binary_op): Handle excess precision in operands and add
5797 excess precision as needed for operation.
5798 * common.opt (-fexcess-precision=): New option.
5799 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5800 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5801 For standard excess precision, output explicit conversion to and
5802 truncation from XFmode.
5803 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5804 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5805 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5806 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5807 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5808 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5809 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5810 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5811 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5812 define_splits, sqrt<mode>2): Disable where appropriate for
5813 standard excess precision.
5814 * convert.c (convert_to_real): Do not shorten arithmetic to type
5815 for which excess precision would be used.
5816 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5817 * doc/invoke.texi (-fexcess-precision=): Document option.
5818 (-mfpmath=): Correct index entry.
5819 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5820 flag_excess_precision): New.
5821 * langhooks.c (lhd_post_options): Set
5822 flag_excess_precision_cmdline.
5823 * opts.c (common_handle_option): Handle -fexcess-precision=.
5824 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5825 init_excess_precision): New.
5826 (lang_dependent_init_target): Call init_excess_precision.
5827 * tree.c (excess_precision_type): New.
5828 * tree.h (excess_precision_type): Declare.
5830 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5833 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5834 non-lvalue to component.
5836 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5838 PR preprocessor/34695
5839 * Makefile.in (c-opts.o): Depend on c-tree.h.
5840 * c-common.c: Move down include of diagnostic.h.
5841 (done_lexing, c_cpp_error): New.
5842 * c-common.h (done_lexing): Declare.
5843 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5845 * c-opts.c: Include c-tree.h.
5846 (c_common_init_options): Set preprocessor error callback.
5847 (c_common_handle_option): Do not set preprocessor
5848 inhibit_warnings, warnings_are_errors, warn_system_headers,
5849 pedantic_errors or inhibit_warnings flags.
5850 (c_common_post_options): Do not check cpp_errors (parse_in).
5851 (c_common_finish): Do not output dependencies if there were
5852 errors. Do not check return value of cpp_finish.
5853 * c-ppoutput.c (pp_file_change): Set input_location.
5854 * c-tree.h (c_cpp_error): Declare.
5855 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5857 (diagnostic_build_prefix): Check override_column.
5858 * diagnostic.h (diagnostic_info): Add override_column field.
5859 (diagnostic_override_column): Define.
5861 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5863 * c-common.c (c_expand_expr, c_staticp): Remove.
5864 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5865 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5866 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5867 * c-gimplify.c (gimplify_compound_literal_expr,
5868 optimize_compound_literals_in_ctor): Remove.
5869 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5870 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5871 * c-semantics.c (emit_local_var): Remove.
5873 * langhooks-def.h (lhd_expand_expr): Remove.
5874 * langhooks.c (lhd_expand_expr): Remove.
5875 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5877 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5878 handling from c-semantics.c; don't call into langhook.
5879 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5880 * gimplify.c (gimplify_compound_literal_expr,
5881 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5882 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5883 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5884 as was done in c-gimplify.c.
5885 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5886 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5887 Move from c-common.h.
5888 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5890 * tree.c (staticp): Do not call langhook.
5891 * langhooks.c (lhd_staticp): Delete.
5892 * langhooks-def.h (lhd_staticp): Delete prototype.
5893 (LANG_HOOKS_STATICP): Delete.
5894 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5896 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5897 instead of DECL_STMTs.
5899 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5907 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5909 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5910 contained expression.
5911 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5912 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5913 conditional expressions for C.
5914 (decl_constant_value_for_optimization): Move from
5915 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5916 whether optimizing and that the expression is a VAR_DECL not of
5917 array type instead of doing such checks in the caller. Do not
5918 check pedantic. Call gcc_unreachable for C++.
5919 * c-common.def (C_MAYBE_CONST_EXPR): New.
5920 * c-common.h (c_fully_fold, c_save_expr,
5921 decl_constant_value_for_optimization): New prototypes.
5922 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5923 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5924 EXPR_INT_CONST_OPERANDS): Define.
5925 * c-convert.c (convert): Strip nops from expression.
5926 * c-decl.c (groktypename): Take extra parameters expr and
5927 expr_const_operands. Update call to grokdeclarator.
5928 (start_decl): Update call to grokdeclarator. Add statement for
5929 expressions used in type of decl.
5930 (grokparm): Update call to grokdeclarator.
5931 (push_parm_decl): Update call to grokdeclarator.
5932 (build_compound_literal): Add parameter non_const and build a
5933 C_MAYBE_COSNT_EXPR if applicable.
5934 (grokdeclarator): Take extra parameters expr and
5935 expr_const_operands. Track expressions used in declaration
5936 specifiers and declarators. Fold array sizes and track whether
5937 they are constant expressions and whether they are integer
5938 constant expressions.
5939 (parser_xref_tag): Set expr and expr_const_operands fields in
5941 (grokfield): Update call to grokdeclarator.
5942 (start_function): Update call to grokdeclarator.
5943 (build_null_declspecs): Set expr and expr_const_operands fields in
5945 (declspecs_add_type): Handle expressions in typeof specifiers.
5946 * c-parser.c (c_parser_declspecs): Set expr and
5947 expr_const_operands fields for declaration specifiers.
5948 (c_parser_enum_specifier): Likewise.
5949 (c_parser_struct_or_union_specifier): Likewise.
5950 (c_parser_typeof_specifier): Likewise. Update call to
5951 groktypename. Fold expression as needed. Return expressions with
5952 type instead of adding statements.
5953 (c_parser_attributes): Update calls to c_parser_expr_list.
5954 (c_parser_statement_after_labels): Fold expression before passing
5955 to objc_build_throw_stmt.
5956 (c_parser_condition): Fold expression.
5957 (c_parser_asm_operands): Fold expression.
5958 (c_parser_conditional_expression): Use c_save_expr. Update call
5959 to build_conditional_expr.
5960 (c_parser_alignof_expression): Update call to groktypename.
5961 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5962 original_code. Fold expression argument of va_arg. Create
5963 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5964 argument to va_arg. Update calls to groktypename. Fold array
5965 index for offsetof. Verify that first argument to
5966 __builtin_choose_expr has integer type.
5967 (c_parser_postfix_expression_after_paren_type): Update calls to
5968 groktypename and build_compound_literal. Handle expressions with
5969 side effects in type name.
5970 (c_parser_postfix_expression_after_primary): Update call to
5971 c_parser_expr_list. Set original_code for calls to
5972 __builtin_constant_p.
5973 (c_parser_expr_list): Take extra parameter fold_p. Fold
5974 expressions if requested.
5975 (c_parser_objc_type_name): Update call to groktypename.
5976 (c_parser_objc_synchronized_statement): Fold expression.
5977 (c_parser_objc_receiver): Fold expression.
5978 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5979 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5980 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5981 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5982 (struct c_typespec): Add elements expr and expr_const_operands.
5983 (struct c_declspecs): Add elements expr and expr_const_operands.
5984 (groktypename, build_conditional_expr, build_compound_literal):
5986 (in_late_binary_op): Declare.
5987 * c-typeck.c (note_integer_operands): New function.
5988 (in_late_binary_op): New variable.
5989 (decl_constant_value_for_broken_optimization): Move to c-common.c
5990 and rename to decl_constant_value_for_optimization.
5991 (default_function_array_conversion): Do not strip nops.
5992 (default_conversion): Do not call
5993 decl_constant_value_for_broken_optimization.
5994 (build_array_ref): Do not fold result.
5995 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5996 result when operand is a VLA.
5997 (c_expr_sizeof_type): Update call to groktypename. Handle
5998 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5999 result when operand names a VLA type.
6000 (build_function_call): Update call to build_compound_literal.
6001 Only fold result for calls to __builtin_* functions. Strip
6002 NOP_EXPR from INTEGER_CST returned from such functions. Fold
6003 the function designator.
6004 (convert_arguments): Fold arguments. Update call to
6005 convert_for_assignment.
6006 (build_unary_op): Handle increment and decrement of
6007 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
6008 decrement earlier. Fold operand of increment and decrement.
6009 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
6010 built for integer operand. Wrap returns that are INTEGER_CSTs
6011 without being integer constant expressions or that have integer
6012 constant operands without being INTEGER_CSTs.
6013 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
6014 (build_conditional_expr): Add operand ifexp_bcp. Track whether
6015 result is an integer constant expression or can be used in
6016 unevaluated parts of one and avoid folding and wrap as
6017 appropriate. Fold operands before possibly doing -Wsign-compare
6019 (build_compound_expr): Wrap result for C99 if operands can be used
6020 in integer constant expressions.
6021 (build_c_cast): Update call to digest_init. Do not ignore
6022 overflow from casting floating-point constants to integers. Wrap
6023 results that could be confused with integer constant expressions,
6024 null pointer constants or floating-point constants.
6025 (c_cast_expr): Update call to groktypename. Handle expressions
6026 included in type name.
6027 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
6028 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
6029 Update calls to convert_for_assignment.
6030 (convert_for_assignment): Take new parameter
6031 null_pointer_constant. Do not strip nops or call
6032 decl_constant_value_for_broken_optimization. Set
6033 in_late_binary_op for conversions to boolean.
6034 (store_init_value): Update call to digest_init.
6035 (digest_init): Take new parameter null_pointer_constant. Do not
6036 call decl_constant_value_for_broken_optimization. pedwarn for
6037 initializers not constant expressions. Update calls to
6038 convert_for_assignment.
6039 (constructor_nonconst): New.
6040 (struct constructor_stack): Add nonconst element.
6041 (really_start_incremental_init, push_init_level, pop_init_level):
6042 Handle constructor_nonconst and nonconst element.
6043 (set_init_index): Call constant_expression_warning for array
6045 (output_init_element): Fold value. Set constructor_nonconst as
6046 applicable. pedwarn for initializers not constant expressions.
6047 Update call to digest_init. Call constant_expression_warning
6048 where constant initializers are required.
6049 (process_init_element): Use c_save_expr.
6050 (c_finish_goto_ptr): Fold expression.
6051 (c_finish_return): Fold return value. Update call to
6052 convert_for_assignment.
6053 (c_start_case): Fold switch expression.
6054 (c_process_expr_stmt): Fold expression.
6055 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
6056 ensure statement expression is not evaluated in constant expression.
6057 (build_binary_op): Track whether results are integer constant
6058 expressions or may occur in such, disable folding and wrap results
6059 as applicable. Fold operands for -Wsign-compare warnings unless
6061 (c_objc_common_truthvalue_conversion): Handle results folded to
6062 integer constants that are not integer constant expressions.
6063 * doc/extend.texi: Document when typeof operands are evaluated,
6064 that condition of __builtin_choose_expr is an integer constant
6065 expression, and more about use of __builtin_constant_p in
6068 2009-03-29 Richard Guenther <rguenther@suse.de>
6070 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
6071 propagate addresses of array references.
6073 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
6075 * regmove.c (perhaps_ends_bb_p): Remove.
6076 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
6077 from INSN and check that the main loop stays within that basic block.
6078 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
6079 (regmove_forward_pass): Split out from regmove_optimize. Use
6080 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
6081 (regmove_backward_pass): Split out from regmove_optimize. Use
6082 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
6083 (regmove_optimize): Simplify.
6085 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6088 * config/i386/i386.c (classify_argument): Ignore flexible array
6089 member in struct and warn ABI change.
6091 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6093 * config/i386/i386-protos.h (ix86_agi_dependent): New.
6095 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
6096 (ix86_adjust_cost): Updated.
6098 2009-03-29 Jan Hubicka <jh@suse.cz>
6101 * tree-pass.h (pass_cleanup_eh): New function.
6102 (remove_unreachable_regions): Break code handling RTL
6103 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
6104 that can not be reached by runtime.
6105 (can_be_reached_by_runtime): New function.
6106 (label_to_region_map): New function.
6107 (num_eh_regions): New function.
6108 (rtl_remove_unreachable_regions): New function.
6109 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
6110 (remove_eh_region): New function.
6111 * except.h: Include sbitmap and vecprim.
6112 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
6113 num_eh_regions): Declare.
6114 * passes.c (init_optimization_passes): Schedule cleanup_eh.
6115 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
6116 * tree-eh.c (tree_remove_unreachable_handlers): New function.
6117 (tree_empty_eh_handler_p): New function.
6118 (cleanup_empty_eh): New function.
6119 (cleanup_eh): New function.
6120 (pass_cleanup_eh): New function.
6122 2009-03-29 Jan Hubicka <jh@suse.cz>
6124 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
6125 for removed regions.
6127 2009-03-29 Jan Hubicka <jh@suse.cz>
6129 * except.c (dump_eh_tree): Dump all datastructures.
6131 2009-03-29 Jan Hubicka <jh@suse.cz>
6133 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
6134 (duplicate_eh_regions_1): Likewise.
6135 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
6136 vector; call EH verification.
6137 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6138 Be ready for region being removed.
6140 2009-03-29 Jan Hubicka <jh@suse.cz>
6142 * bitmap.c (bitmap_last_set_bit): New function.
6143 * bitmap.h (bitmap_last_set_bit): Declare.
6145 2009-03-29 David Ayers <ayers@fsfe.org>
6148 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
6149 by calling objc_compare_types and surpress warnings about
6150 incompatible C pointers that are compatible ObjC pointers.
6152 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
6154 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
6155 call initialize_inline_failed.
6156 (initialize_inline_failed): Move it from here ...
6157 * cgraph.c (initialize_inline_failed): ... to here.
6158 (cgraph_create_edge): Call initialize_inline_failed rather than
6159 setting inline_failed directly.
6161 2009-03-29 Ben Elliston <bje@au.ibm.com>
6164 * sysv4.opt (msdata): Improve comment.
6165 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
6166 * sysv4.h (SVR4_ASM_SPEC): Likewise.
6168 2009-03-29 Ben Elliston <bje@au.ibm.com>
6171 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
6172 load and store attributes.
6174 2009-03-29 Ben Elliston <bje@au.ibm.com>
6176 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
6177 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
6178 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
6179 * doc/extend.texi (X86 Built-in Functions): Add index entries for
6180 __builtin_infq and __builtin_huge_valq.
6182 2009-03-28 Anatoly Sokolov <aesok@post.ru>
6184 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
6186 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6187 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
6189 2009-03-28 Xinliang David Li <davidxl@google.com>
6191 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
6192 (do_dbg_cnt): New function.
6194 2009-03-28 Jan Hubicka <jh@suse.cz>
6196 Merge from pretty-ipa:
6198 2009-03-27 Jan Hubicka <jh@suse.cz>
6200 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6201 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
6202 * passes.c (function_called_by_processed_nodes_p): New.
6203 * ipa-pure-const.c (check_call): Fix handling of operands.
6204 (analyze_function): Dump debug output for skipped bodies.
6205 (local_pure_const): Use function_called_by_processed_nodes_p.
6206 * dwarf2out.c (reference_to_unused): Use output.
6207 * passes.c (do_per_function_toporder): Likewise.
6209 2008-11-12 Jan Hubicka <jh@suse.cz>
6211 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
6212 * ipa-pure-const.c (funct_state_d): Add can throw field; make
6213 state_set_in_source enum
6214 (check_decl): Ignore memory tags; do not set fake looping flags;
6216 (check_operand, check_tree, check_rhs_var, check_lhs_var,
6217 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
6218 (check_call, analyze_function): Rewrite.
6220 (add_new_function): Update call of analyze_function.
6221 (generate_summary): Add call of analyze_function.
6222 (propagate): Propagate can_throw; handle state_set_in_source correctly.
6223 (local_pure_const): New function.
6224 (pass_local_pure_const): New pass.
6225 * ipa-inline.c (inline_transform): Set after_inlining.
6226 * tree-eh.c (stmt_can_throw_external): New.
6227 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
6228 work with aliasing built.
6229 * tree-flow.h (stmt_can_throw_external): New.
6230 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
6231 and local pure/const pass in early and late optimization queue.
6233 2009-03-28 Martin Jambor <mjambor@suse.cz>
6235 * fold-const.c (get_pointer_modulus_and_residue): New parameter
6237 (fold_binary): Allow function decl aligment consideration is the
6238 second argument is integer constant one.
6239 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
6240 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
6241 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
6243 2009-03-28 Jan Hubicka <jh@suse.cz>
6245 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
6246 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
6247 * function.h (rtl_data): Add nothrow flag.
6248 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
6249 set DECL_NOTHROW for AVAILABLE functions.
6251 2009-03-28 Jakub Jelinek <jakub@redhat.com>
6253 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
6254 following vector keyword has expansion starting with pixel or bool
6255 keyword, expand vector to __vector and pixel or bool to __pixel or
6259 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
6260 warn_if_disallowed_function_p): Removed.
6261 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
6262 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
6263 warning_if_disallowed_function_p.
6264 * flags.h (warn_if_disallowed_function_p,
6265 warn_disallowed_functions): Removed.
6266 * common.opt (Wdisallowed-function-list=): Removed.
6267 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
6269 2009-03-28 Richard Guenther <rguenther@suse.de>
6271 PR tree-optimization/38723
6272 * tree-ssa-pre.c (compute_avail): Add all default definitions to
6275 2009-03-28 Jan Hubicka <jh@suse.cz>
6277 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
6278 test introduced by my previous patch.
6280 2009-03-28 Richard Guenther <rguenther@suse.de>
6282 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
6283 the PHIs value undefined.
6285 2009-03-28 Jan Hubicka <jh@suse.cz>
6287 * tree-pass.h (pass_fixup_cfg): New pass.
6288 * ipa-inline.c (inline_transform): Set
6289 always_inline_functions_inlined/after_inlining.
6290 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
6291 (pass_fixup_cfg): New pass.
6292 * passes.c (init_optimization_passes): Add fixup_cfg.
6294 2009-03-28 Richard Guenther <rguenther@suse.de>
6296 PR tree-optimization/38458
6297 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
6298 argument use the arguments copy-of value.
6300 2009-03-28 Richard Guenther <rguenther@suse.de>
6302 PR tree-optimization/38180
6303 * tree-ssa-ccp.c (get_default_value): Simplify.
6304 (likely_value): Likewise.
6305 (surely_varying_stmt_p): Properly handle VOP case.
6306 (ccp_initialize): Likewise.
6307 (ccp_fold): Handle propagating through *&.
6308 (fold_const_aggregate_ref): Also handle decls.
6310 2009-03-28 Jan Hubicka <jh@suse.cz>
6312 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6313 * cgraph.h (cgraph_node): Likewise.
6314 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
6315 (cgraph_reset_node): Use process flag.
6316 (cgraph_mark_functions_to_output): Likewise.
6317 (cgraph_expand_function): Likewise.
6318 (cgraph_expand_all_functions): Likewise.
6319 (cgraph_output_in_order): Likewise.
6320 * dwarf2out.c (reference_to_unused): Likewise.
6321 * passes.c do_per_function_toporder): Likewise.
6323 2009-03-28 Jan Hubicka <jh@suse.cz>
6325 Bring from lto-branch:
6327 2008-09-03 Doug Kwan <dougkwan@google.com>
6329 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
6330 enums instead of reason strings.
6331 * cgraph.c (cgraph_create_edge): Same.
6332 (cgraph_inline_failed_string): New function.
6333 * cgraph.h (cgraph_inline_failed_t): New enum type.
6334 (cgraph_inline_failed_string): New prototype.
6335 (struct cgraph_edge): Change type of INLINED_FAILED from constant
6336 char pointer to cgraph_inline_failed_t.
6337 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
6338 (cgraph_default_inline_p): Ditto.
6339 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
6340 to cgraph_inline_failed_t pointer.
6341 * cif-code.def: New file.
6342 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
6344 (cgraph_check_inline_limits): Change type of REASON to pointer to
6345 cgraph_inline_failed_t. Replace reason strings with enums.
6346 (cgraph_default_inline_p): Ditto.
6347 (cgraph_recursive_inlining_p): Ditto.
6348 (update_caller_keys): Change type of FAILED_REASON to
6349 cgraph_inline_failed_t.
6350 (cgraph_set_inline_failed): Change type of REASON to pointer to
6351 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
6352 convert enums to strings for text output.
6353 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
6354 to be of type cgraph_inline_failed_t. Replace reason strings with
6355 enums. Call cgraph_inline_failed_string to covert enums
6356 to strings for text output.
6357 (cgraph_decide_inlining): Replace reason strings with enums.
6358 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
6359 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
6361 * tree-inline.c (expand_call_inline): Change type of REASON
6362 to cgraph_inline_failed_t. Replace reason strings with enums.
6363 Call cgraph_inline_failed_string for text output.
6364 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
6367 2009-03-28 Jan Hubicka <jh@suse.cz>
6369 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
6370 cgraph_clone_node): Remove master clone handling.
6371 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6372 * cgraph.h (master_clone): Remove.
6373 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6374 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
6375 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
6377 2009-03-28 Jan Hubicka <jh@suse.cz>
6379 * cgraph.c (cgraph_function_body_availability): Functions declared
6380 inline are always safe to assume that it is not going to be replaced.
6382 2009-03-28 Richard Guenther <rguenther@suse.de>
6384 PR tree-optimization/38513
6385 * tree-ssa-pre.c (eliminate): Remove redundant stores.
6386 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6387 EXC_PTR_EXPR and FILTER_EXPR.
6388 (get_ref_from_reference_ops): Likewise.
6390 2009-03-28 Richard Guenther <rguenther@suse.de>
6392 PR tree-optimization/38968
6393 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6394 Use FLOOR_MOD_EXPR to compute misalignment.
6396 2009-03-28 Richard Guenther <rguenther@suse.de>
6398 PR tree-optimization/37795
6399 * tree.h (combine_comparisons): Declare.
6400 * fold-const.c (combine_comparisons): Export.
6401 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
6403 (ifcombine_iforif): Use combine_comparisons.
6405 2009-03-28 Jan Hubicka <jh@suse.cz>
6407 * tree-eh.c (inlinable_call_p): New function.
6408 (make_eh_edges): Use it.
6409 (verify_eh_edges): Use it.
6410 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
6411 * except.c (reachable_next_level): Add inlinable_function argument
6412 (sjlj_find_directly_reachable_regions): Update.
6413 (add_reachable_handler): Do not set saw_any_handlers.
6414 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
6415 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6416 Add new inlinable call parameter.
6417 (can_throw_internal, can_throw_external): Update.
6418 * except.h (can_throw_internal_1, can_throw_external_1,
6419 foreach_reachable_handler): Update declaration.
6421 2009-03-28 Joseph Myers <joseph@codesourcery.com>
6423 * config/arm/t-arm-coff, config/h8300/coff.h,
6424 config/i386/i386-aout.h, config/i386/i386-coff.h,
6425 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
6426 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6427 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6428 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6429 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6430 sys-types.h: Remove.
6431 * Makefile.in: Remove protoize and fixproto support and references
6433 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6434 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6436 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6437 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6438 unprotoize$(exeext).
6439 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6440 (.PHONY): Don't depend on proto.
6441 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6442 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6443 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6444 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6445 build/gen-protos.o, build/scan.o, xsys-protos.h,
6446 build/fix-header$(build_exeext), build/fix-header.o,
6447 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6448 stmp-install-fixproto): Remove.
6449 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6450 SYSCALLS.c or fixproto files.
6451 (install-common): Don't install protoize.
6452 (install-headers-tar, install-headers-cpio, install-headers-cp):
6453 Don't depend on $(STMP_FIXPROTO).
6454 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6455 install fixproto files or write out fixproto settings.
6456 (uninstall): Don't uninstall protoize.
6457 * config.gcc (use_fixproto): Remove.
6458 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6459 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6460 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6461 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6462 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6463 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6464 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6465 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6466 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6467 * config/t-vxworks (STMP_FIXPROTO): Remove.
6468 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6469 STMP_FIXPROTO): Remove.
6470 * config.in, configure: Regenerate.
6471 * crtstuff.c (gid_t, uid_t): Don't undefine.
6472 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6473 (arm-*-coff, arm-*-aout: Remove target entries.
6474 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6475 Remove mention of AIX 4.1.
6476 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6477 * doc/invoke.texi (Running Protoize): Remove.
6478 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6479 (Protoize Caveats): Remove.
6480 * tsystem.h: Update comments on headers assumed to exist.
6482 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6484 * genautomata.c: Add a new year to the copyright. Add a new
6486 (struct insn_reserv_decl): Add comments for member bypass_list.
6487 (find_bypass): Remove.
6488 (insert_bypass): New.
6489 (process_decls): Use insert_bypass.
6490 (output_internal_insn_latency_func): Output all bypasses with the
6491 same input insn in one switch case.
6493 * rtl.def (define_bypass): Describe bypass choice.
6494 * doc/md.texi (define_bypass): Ditto.
6496 2009-03-27 Richard Guenther <rguenther@suse.de>
6498 * gimplify.c (mark_addressable): Export.
6499 * tree-flow.h (mark_addressable): Declare.
6500 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6501 * tree-ssa.c (verify_phi_args): Verify that address taken
6502 variables have TREE_ADDRESSABLE set.
6504 2009-03-27 Richard Guenther <rguenther@suse.de>
6506 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6507 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6508 Do not mark decls TREE_ADDRESSABLE.
6509 (build_fold_addr_expr): Adjust.
6510 (fold_addr_expr): Remove.
6511 (fold_unary): Use build_fold_addr_expr.
6512 (fold_comparison): Likewise.
6513 (split_address_to_core_and_offset): Likewise.
6514 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6516 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6517 (gimplify_modify_expr_to_memcpy): Mark source and destination
6519 * omp-low.c (create_omp_child_function): Mark the object decl
6521 (lower_rec_input_clauses): Mark the var we take the address of
6523 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6525 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6528 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6529 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6531 2009-03-27 Richard Guenther <rguenther@suse.de>
6533 PR tree-optimization/39120
6534 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6536 (handle_lhs_call): Process return constraints. Add escape
6537 constraints if necessary.
6538 (handle_const_call): Fill out return constraints. Make nested
6539 case more precise. Avoid consttmp if possible.
6540 (handle_pure_call): Fill out return constraints. Avoid
6541 callused if possible.
6542 (find_func_aliases): Simplify call handling.
6544 2009-03-27 Richard Guenther <rguenther@suse.de>
6546 PR tree-optimization/39120
6547 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6548 as a representative.
6549 (solve_graph): Do propagate CALLUSED.
6550 (handle_pure_call): Use a scalar constraint from CALLUSED for
6552 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6555 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6558 * c-common.c (handle_aligned_attribute): Properly check alignment
6559 overflow. Use (1U << i) instead of (1 << i).
6561 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6563 * expr.h (get_mem_align_offset): Updated.
6565 * tree.h (tree_decl_common): Change align to "unsigned int" and
6566 move it before pointer_alias_set.
6568 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6569 Jakub Jelinek <jakub@redhat.com>
6572 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6573 gr_register_operand with gr_reg_or_0_operand.
6574 (cmpxchg_rel_di): Likewise.
6575 (sync_lock_test_and_set<mode>): Likewise.
6577 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6579 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6580 (true_regnum): Likewise.
6582 * rtlanal.c (subreg_info): Moved to ...
6583 * rtl.h (subreg_info): Here. New.
6584 (subreg_get_info): New.
6586 * rtlanal.c (subreg_get_info): Make it extern.
6588 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6591 * config/i386/i386.c (ix86_abi): New.
6592 (override_options): Handle -mabi=.
6593 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6594 (ix86_call_abi_override): Likewise.
6595 (init_cumulative_args): Likewise.
6596 (function_arg_advance): Likewise.
6597 (function_arg_64): Likewise.
6598 (function_arg): Likewise.
6599 (ix86_pass_by_reference): Likewise.
6600 (ix86_function_value_regno_p): Likewise.
6601 (ix86_build_builtin_va_list_abi): Likewise.
6602 (setup_incoming_varargs_64): Likewise.
6603 (is_va_list_char_pointer): Likewise.
6604 (ix86_init_machine_status): Likewise.
6605 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6606 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6607 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6608 (ix86_function_abi): Make it static and return enum calling_abi.
6609 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6611 (ix86_fn_abi_va_list): Updated.
6613 * config/i386/i386.h (ix86_abi): New.
6614 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6615 (CONDITIONAL_REGISTER_USAGE): Likewise.
6616 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6617 (machine_function): Likewise.
6619 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6621 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6622 (STACK_BOUNDARY): Likewise.
6623 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6625 * config/i386/i386.opt (mabi=): New.
6627 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6628 return enum calling_abi.
6629 (ix86_function_type_abi): Likewise.
6630 (ix86_function_abi): Removed.
6632 * doc/invoke.texi: Document -mabi= option for x86.
6634 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6636 * builtins.c (real_dconstp): Delete.
6637 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6639 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6640 Jakub Jelinek <jakub@redhat.com>
6643 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6644 (gen_subprogram_die): When a function is explicit, generate the
6645 DW_AT_explicit attribute.
6646 * langhooks.h (struct lang_hooks_for_decls): Add
6647 function_decl_explicit_p langhook.
6648 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6649 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6651 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6653 * builtins.c (fold_builtin_memory_op): Optimize memmove
6654 into memcpy if we can prove source and destination don't overlap.
6656 * tree-inline.c: Include gt-tree-inline.h.
6657 (clone_fn_id_num): New variable.
6658 (clone_function_name): New function.
6659 (tree_function_versioning): Use it.
6660 * Makefile.in (GTFILES): Add tree-inline.c.
6662 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6664 * BASE-VER: Change to 4.5.0.
6666 2009-03-27 Xinliang David Li <davidxl@google.com>
6668 PR tree-optimization/39557
6669 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6671 2009-03-27 Xinliang David Li <davidxl@google.com>
6673 PR tree-optimization/39548
6674 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6677 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6679 * c-common.c (pointer_int_sum): Use %wd on return from
6682 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6684 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6685 on return from tree_low_cst.
6687 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6690 * ginclude/stdarg.h (va_copy): Define also for
6691 __GXX_EXPERIMENTAL_CXX0X__.
6693 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6696 * builtins.h (c_strlen): Do not warn here.
6697 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6698 * c-common.c (pointer_int_sum): Take an explicit location.
6699 Warn about offsets out of bounds.
6700 * c-common.h (pointer_int_sum): Adjust declaration.
6702 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6704 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6707 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6710 * opts.c (warn_if_disallowed_function_p): Don't assume
6711 get_callee_fndecl must return non-NULL.
6713 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6715 PR rtl-optimization/39522
6716 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6717 when reg_reloaded_valid is set.
6719 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6721 * config/spu/divv2df3.c: New file.
6722 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6723 (DPBIT_FUNCS): Filter out _div_df.
6725 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6727 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6728 a jump insn, count that jump in the distance to the loop start.
6730 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6733 * config/sh/sh.c (calc_live_regs): Fix condition for global
6734 registers except PIC_OFFSET_TABLE_REGNUM.
6736 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6739 * doc/invoke.texi (-mconsole): New.
6743 (-mnop-fun-dllimport): New.
6747 (sub section "i386 and x86-64 Windows Options"): New.
6749 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6751 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6752 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6754 2009-03-25 Richard Guenther <rguenther@suse.de>
6757 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6760 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6762 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6763 neither of haifa/selective schedulers are working.
6765 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6767 * doc/invoke.texi (Debugging Options): Fix description of
6768 -fno-merge-debug-strings.
6770 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6772 * config/cris/libgcc.ver: New version-script.
6773 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6775 * configure.ac <GAS features, nop mnemonic>: Add pattern
6776 crisv32-*-* for "nop".
6777 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6778 * configure: Regenerate.
6780 2009-03-24 Ira Rosen <irar@il.ibm.com>
6782 PR tree-optimization/39529
6783 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6784 mark_sym_for_renaming for the tag copied to the new vector
6787 2009-03-24 Arthur Loiret <aloiret@debian.org>
6789 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6790 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6791 EXTRA_SPEC_FUNCTIONS.
6792 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6793 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6794 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6795 -march and -mtune options.
6797 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6799 * config/m68k/t-rtems: Add m5329 multilib.
6801 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6802 Jakub Jelinek <jakub@redhat.com>
6805 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6808 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6811 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6812 instead of c_parser_expression_conv, if original_code isn't one of the
6813 4 allowed comparison codes, fail.
6815 2009-03-23 Richard Guenther <rguenther@suse.de>
6817 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6818 * tree.h (struct tree_type): Likewise.
6819 * reload.h (struct insn_chain): Likewise.
6820 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6821 * function.h (struct function): Likewise.
6822 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6824 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6826 PR tree-optimization/39516
6827 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6829 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6831 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6832 should be set true if BITS_PER_WORD of target is bigger than 32
6834 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6836 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6837 Translate -B-options to -rpath-link. Correct existing
6838 rpath-link and conditionalize on !nostdlib.
6840 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6842 * doc/extend.texi (Function Attributes, Variable Attributes):
6844 * doc/invoke.texi (Debugging Options, Optimize Options)
6845 (i386 and x86-64 Options, MCore Options): Likewise.
6847 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6850 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6851 it for block local namespace aliases.
6852 (gen_decl_die): Pass context_die to gen_namespace_die.
6854 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6857 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6858 minimum or maximum value.
6860 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6862 * reginfo.c (globalize_reg): Recompute derived reg sets.
6864 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6867 * libgcc2.c (mprotect): Do not use signed arguments for
6868 VirtualProtect, use DWORD arguments. Also fix the 'may
6869 be used uninitialized' warning for the np variable.
6871 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6874 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6875 functions using regparm calling conventions when not optimizing.
6876 (ix86_function_sseregparm): Similarly for sseregparm calling
6879 2009-03-19 Li Feng <nemokingdom@gmail.com>
6882 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6883 dependence if the first conflict is after niter iterations.
6885 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6888 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6889 functions with dynamic stack-pointer adjustments.
6891 2009-03-19 Ben Elliston <bje@au.ibm.com>
6893 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6894 option; change to -msdata=data.
6896 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6898 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6901 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6904 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6906 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6908 * doc/invoke.texi (Code Gen Options): Expand discussion of
6911 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6913 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6914 * matrix-reorg.c (struct matrix_info): Likewise.
6915 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6916 * rtl.h (struct mem_attrs): Likewise.
6917 * df.h (struct df): Likewise.
6918 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6919 * ira-int.h (struct ira_allocno): Likewise.
6920 * df-scan.c (struct df_collection_rec): Likewise.
6921 * ira.c (struct equivalence): Likewise.
6922 * function.c (struct temp_slot): Likewise.
6923 * cfgloop.h (struct loop): Likewise.
6926 * function.c (use_register_for_decl): When not optimizing, disregard
6927 register keyword for variables with types containing methods.
6929 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6932 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6933 (is_simple_operand): Call contains_component_ref_p before calling data
6934 reference analysis that would fail on COMPONENT_REFs.
6936 * tree-vrp.c (search_for_addr_array): Fix formatting.
6938 2009-03-18 Richard Guenther <rguenther@suse.de>
6940 * tree-vect-transform.c (vect_loop_versioning): Fold the
6941 generated comparisons.
6942 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6943 (slpeel_tree_peel_loop_to_edge): Likewise.
6945 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6948 * opts.c (print_specific_help): In addition to `undocumented',
6949 accept `separate' and `joined' flags if passed alone. Describe
6950 output by the first matched one of those.
6951 (common_handle_option): Skip over empty strings.
6952 * gcc.c (display_help): Fix help string for `--help='.
6953 * doc/invoke.texi (Option Summary, Overall Options): With
6954 `--help=', classes and qualifiers can both be repeated, but
6955 only the latter can be negated. One should not pass only
6956 negated qualifiers. Fix markup and examples.
6959 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6961 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6962 and -fhelp=separate.
6964 2009-03-17 Jing Yu <jingyu@google.com>
6967 * function.h (struct rtl_data): Move is_thunk from here...
6968 (struct function): ...to here.
6969 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6970 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6972 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6974 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6975 (alpha_output_function_end_prologue): Likewise.
6976 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6977 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6978 (rs6000_output_function_epilogue): Likewise.
6979 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6981 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6984 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6985 from different units in a single alternative.
6986 (*truncdfsf_i387): Ditto.
6987 (*truncxfsf2_mixed): Ditto.
6988 (*truncxfdf2_mixed): Ditto.
6990 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6992 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6993 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6996 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6997 unused non-artificial variables when not optimizing.
7000 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
7001 DW_TAG_imported_module even if decl is IMPORTED_DECL with
7002 NAMESPACE_DECL in its DECL_INITIAL.
7005 * optabs.c (set_user_assembler_libfunc): New function.
7006 * expr.h (set_user_assembler_libfunc): New prototype.
7007 * c-common.c: Include libfuncs.h.
7008 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
7009 for memcmp, memset, memcpy, memmove and abort.
7010 * Makefile.in (c-common.o): Depend on libfuncs.h.
7013 * dwarf2out.c (gen_inlined_enumeration_type_die,
7014 gen_inlined_structure_type_die, gen_inlined_union_type_die,
7015 gen_tagged_type_instantiation_die): Removed.
7016 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
7019 2009-03-17 Janis Johnson <janis187@us.ibm.com>
7022 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
7024 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
7025 (check-parallel-%): Ditto.
7026 (check-consistency): Ditto.
7028 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
7030 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
7031 local variable rhs by NULL_TREE.
7033 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7036 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
7038 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7041 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
7043 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7046 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
7047 for ms->sysv ABI calls only in 64bit mode.
7049 * config/i386/i386.md (untyped_call): Support 32bit.
7051 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
7053 * doc/extend.texi: Replace x86_65 with x86_64.
7055 2009-03-16 Jakub Jelinek <jakub@redhat.com>
7057 PR tree-optimization/39455
7058 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
7059 mismatches for POINTER_TYPE_P (type).
7060 (number_of_iterations_le): Likewise.
7062 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7064 * config/picochip/picochip.c: Removed profiling support.
7065 * config/picochip/picochip.md: Removed profiling instruction.
7066 * config/picochip/picochip.h: Removed profiling builtin.
7068 2009-03-16 Joseph Myers <joseph@codesourcery.com>
7070 * doc/install.texi (--with-host-libstdcxx): Document.
7072 2009-03-14 Anatoly Sokolov <aesok@post.ru>
7075 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
7076 generate a warning if the function name does not begin with
7077 "__vector" and the function has either the 'signal' or 'interrupt'
7078 attribute, from here to ...
7079 (avr_declare_function_name): ...here. New function.
7080 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
7081 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
7083 2009-03-14 Jakub Jelinek <jakub@redhat.com>
7086 * cse.c (fold_rtx): Don't modify original const_arg1 when
7087 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
7088 separate variable instead.
7089 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
7090 from out of range shift counts.
7091 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
7093 2009-03-13 Catherine Moore <clm@codesourcery.com>
7095 * config/i386/x-mingw32 (host-mingw32.o): Replace
7096 diagnostic.h with $(DIAGNOSTIC_H).
7098 2009-03-12 Jakub Jelinek <jakub@redhat.com>
7101 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
7103 * config/i386/sync.md (sync_compare_and_swap<mode>,
7104 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
7105 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
7107 (sync_double_compare_and_swapdi_pic,
7108 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
7109 cmpxchg8b_pic_memory_operand instead of just memory_operand.
7111 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7114 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
7116 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7119 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7120 (avx_addsubv4df3): Likewise.
7121 (*avx_addsubv4sf3): Likewise.
7122 (sse3_addsubv4sf3): Likewise.
7124 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7127 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
7129 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
7132 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
7133 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
7134 registers for allocnos created from user-defined variables.
7136 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7139 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
7140 of non-integer mode as well.
7142 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
7144 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
7145 for functions for which the parameter types are unknown.
7147 2009-03-11 Jakub Jelinek <jakub@redhat.com>
7150 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
7151 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
7152 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
7153 * config/i386/i386.c (ix86_local_alignment): For
7154 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
7155 long long variables on the stack to avoid dynamic realignment.
7156 Allow the first argument to be a decl rather than type.
7157 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
7159 2009-03-11 Nick Clifton <nickc@redhat.com>
7162 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
7164 Add description to mno-lsim option.
7165 * config/mcore/mcore.h: Remove comment about deprecated m4align
7167 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
7168 * doc/invoke.texi: Add description of mno-lsim and
7169 mstack-increment options.
7171 * config/fr30/fr30.opt: Document the -mno-lsim option.
7172 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
7173 and -mno-lsim options.
7175 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7177 * fold-const.c (fold_comparison): Only call fold_inf_compare
7178 if the mode supports infinities.
7180 2009-03-11 Jason Merrill <jason@redhat.com>
7183 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
7184 end already did. Notice GIMPLE_CALL modifications of the result.
7185 Don't copy debug information from an ignored decl or a decl from
7188 2009-03-10 Richard Guenther <rguenther@suse.de>
7189 Nathan Froyd <froydnj@codesourcery.com>
7192 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
7193 (__divMODE3): Likewise.
7195 2009-03-09 Jakub Jelinek <jakub@redhat.com>
7197 PR tree-optimization/39394
7198 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
7199 DECL_SIZE_UNIT of variable length FIELD_DECLs.
7201 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7203 * recog.c (verfiy_changes): Disallow renaming of hard regs in
7204 inline asms for register asm ("") declarations.
7206 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
7208 * fold-const.c (fold_unary): Fix comment.
7210 2009-03-07 Jan Hubicka <jh@suse.cz>
7213 * tree-inline.c (setup_one_parameter): Do replacement of const
7214 argument by constant in SSA form.
7216 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7219 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
7220 determine alignment passed to assign_stack_local.
7221 (assign_parms_unsplit_complex): Likewise.
7222 * except.c (sjlj_build_landing_pads): Likewise.
7224 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7227 * tree-flow.h (add_referenced_var): Return bool instead of void.
7228 * tree-dfa.c (add_referenced_var): Return result of
7229 referenced_var_check_and_insert call.
7230 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
7231 of referenced_var_check_and_insert.
7234 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
7235 (gen_variable_die): Emit DW_AT_location on abstract static variable's
7236 DIE, don't emit it if abstract origin already has it.
7237 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
7238 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
7240 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7242 * genpreds.c (needs_variable): Fix parentheses at variable name
7244 (write_tm_constrs_h): Indent generated code.
7246 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7248 * doc/extend.texi (Function Attributes): Add documentation
7251 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7254 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
7255 take locus from its DECL_SOURCE_LOCATION instead of input_location.
7257 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7259 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
7262 2009-03-05 Jakub Jelinek <jakub@redhat.com>
7265 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
7266 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
7268 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
7270 * config/i386/i386.md (R8_REG, R9_REG): New constants.
7271 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
7272 constants instead of magic numbers.
7273 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7275 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
7276 (x86_64_ms_abi_int_parameter_registers): Ditto.
7277 (x86_64_int_return_registers): Ditto.
7278 (ix86_maybe_switch_abi): Ditto.
7279 (ix86_expand_call): Ditto for clobbered_registers array.
7280 (ix86_hard_regno_mode_ok): Ditto.
7281 (x86_extended_QIreg_mentioned_p): Ditto.
7283 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
7285 PR tree-optimization/39349
7286 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
7288 * combine.c (gen_lowpart_for_combine): Use omode when generating
7291 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
7293 PR rtl-optimization/39235
7294 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
7296 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7298 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
7300 2009-03-04 Richard Guenther <rguenther@suse.de>
7302 PR tree-optimization/39362
7303 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
7304 that occur in abnormal PHIs should be varying.
7306 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7308 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
7310 (simple_iv): Take loop as an argument instead of statement.
7311 * tree-scalar-evolution.h (simple_iv): Declaration changed.
7312 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
7314 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
7316 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
7317 * matrix-reorg.c (analyze_transpose): Ditto.
7318 * tree-data-ref.c (dr_analyze_innermost): Ditto.
7319 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7320 * tree-predcom.c (ref_at_iteration): Ditto.
7321 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
7323 2009-03-04 Richard Guenther <rguenther@suse.de>
7325 PR tree-optimization/39358
7326 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
7327 escaped_id and callused_id.
7328 (solve_graph): Likewise.
7330 2009-03-04 Richard Guenther <rguenther@suse.de>
7332 PR tree-optimization/39339
7333 * tree-sra.c (try_instantiate_multiple_fields): Make it
7334 no longer ICE on the above.
7336 2009-03-03 Joseph Myers <joseph@codesourcery.com>
7338 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
7339 that fits within Pmode.
7341 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7344 * tm.texi (LIBCALL_VALUE): Update description.
7346 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7349 * doc/extend.texi (section): Update description.
7351 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
7354 * tree-inline.c (remapped_type): New.
7355 (can_be_nonlocal): Call remapped_type instead of remap_type.
7357 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7360 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
7361 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
7363 2009-03-03 Richard Guenther <rguenther@suse.de>
7366 * tree.c (tree_nonartificial_location): New function.
7367 * tree.h (tree_nonartificial_location): Declare.
7368 * builtins.c (expand_builtin_memory_chk): Provide location
7369 of the call location for artificial function pieces.
7370 (maybe_emit_chk_warning): Likewise.
7371 (maybe_emit_sprintf_chk_warning): Likewise.
7372 (maybe_emit_free_warning): Likewise.
7373 * expr.c (expand_expr_real_1): Likewise.
7375 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7377 PR tree-optimization/39343
7378 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
7379 COMPONENT_REF t has ARRAY_TYPE.
7381 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
7384 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
7385 when the type precision of the induction variable should be
7386 larger than the type precision of nit.
7387 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
7388 * graphite.c (graphite_loop_normal_form): Same.
7389 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
7391 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7393 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
7394 (*call_1_rex64_ms_sysv): Use named constants instead of magic
7395 numbers to describe clobbered registers.
7396 (*call_value_0_rex64_ms_sysv): Ditto.
7397 * config/i386/mmx.md (mmx_emms): Ditto.
7400 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
7402 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
7405 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7407 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
7408 (spu_section_type_flags): New function.
7410 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7412 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
7413 reg_class_contents of FLOAT_REGS into a temporary.
7415 2009-03-02 Richard Guenther <rguenther@suse.de>
7416 Ira Rosen <irar@il.ibm.com>
7418 PR tree-optimization/39318
7419 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
7420 information to the vectorized statement.
7422 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
7424 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
7425 variable. Use defined names instead of magic constants for REX SSE
7428 2009-03-01 Richard Guenther <rguenther@suse.de>
7430 PR tree-optimization/39331
7431 * omp-low.c (lower_send_shared_vars): Do not receive new
7432 values for the reference of DECL_BY_REFERENCE parms or results.
7434 2009-03-01 Jan Hubicka <jh@suse.cz>
7437 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7438 BLOCK_NONLOCALIZED_VAR): New macros.
7439 (tree_block): Add nonlocalized_vars.
7440 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7441 gen_decl_die): Add origin argument. Allow generation of die with
7442 origin at hand only.
7443 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7444 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7446 (gen_block_die): Fix checking for unused blocks.
7447 (process_scope_var): Break out from .... ; work with origins only.
7448 (decls_for_scope) ... here; process nonlocalized list.
7449 (dwarf2out_ignore_block): Look for nonlocalized vars.
7450 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7452 (dump_scope_block): Dump them.
7453 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7454 (remap_block): Likewise.
7455 (can_be_nonlocal): New predicate.
7456 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7458 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7460 * configure: Regenerate.
7462 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7464 * optc-gen.awk: No need to duplicate option flags twice.
7465 Reuse help texts for duplicate options which do not have any.
7467 * gcc.c (display_help): Document --version.
7469 * gcc.c (main): If print_help_list and verbose_flag, ensure
7470 driver output comes before subprocess output.
7472 * optc-gen.awk: Assign all remaining fields to help string,
7473 space-separated, for multi-line help in *.opt.
7475 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7476 -Wno-pedantic-ms-format is for MinGW targets only.
7478 * doc/options.texi (Option file format): Fix bad indentation,
7479 restoring dropped sentence.
7481 2009-02-28 Jan Hubicka <jh@suse.cz>
7483 * tree-inline.c (tree_function_versioning): Output debug info.
7485 2009-02-28 Jan Hubicka <jh@suse.cz>
7488 * tree-inline.c (setup_one_parameter): Do not copy propagate
7489 arguments when not optimizing.
7491 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7494 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7495 (avx_addsubv4df3): Likewise.
7496 (*avx_addsubv4sf3): Likewise.
7497 (sse3_addsubv4sf3): Likewise.
7498 (*avx_addsubv2df3): Likewise.
7499 (sse3_addsubv2df3): Likewise.
7500 (avx_unpckhps256): Correct item selectors.
7501 (avx_unpcklps256): Likewise.
7502 (avx_unpckhpd256): Likewise.
7503 (avx_unpcklpd256): Likewise.
7505 2009-02-28 Jan Hubicka <jh@suse.cz>
7507 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7509 (copy_arguments_for_versioning): If var is declared don't declare it.
7510 (tree_function_versioning): First setup substitutions and then copy
7513 2009-02-27 Jan Hubicka <jh@suse.cz>
7516 * cgraph.h (varpool_output_debug_info): Remove.
7517 * cgraphunit.c (varpool_output_debug_info): Remove.
7518 * dwarf2out.c (deferred_locations_struct): New struct
7519 (deferred_locations): New type.
7520 (deferred_locations_list): New static var.
7521 (deffer_location): New function.
7522 (gen_variable_die): Use it.
7523 (decls_for_scope): Output info on local static vars.
7524 (dwarf2out_finish): Process deferred locations.
7525 * varpool.c (varpool_output_debug_info): Remove.
7527 2009-02-27 Jan Hubicka <jh@suse.cz>
7530 * tree.h (TREE_PROTECTED): Fix comment.
7531 (BLOCK_HANDLER_BLOCK): Remove.
7532 (struct tree_block): Remove handler_block add body_block.
7533 (inlined_function_outer_scope_p): New.
7534 (is_body_block): Remove.
7535 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7536 * dwarf2out.c (is_inlined_entry_point): Remove.
7537 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7538 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7540 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7541 * gimplify.c (gimplify_expr): Gimplify body blocks.
7542 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7543 block with multiple subblocks.
7544 (dump_scope_block): Prettier output; dump more flags and info.
7545 (dump_scope_blocks): New.
7546 (remove_unused_locals): Use dump_scope_blocks.
7547 * tree-flow.h (dump_scope_blocks): Declare.
7548 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7549 * stmt.c (is_body_block): Remove.
7550 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7551 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7553 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7556 * graphite.c (graphite_loop_normal_form): Do not call
7557 number_of_iterations_exit from a gcc_assert.
7559 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7561 * config/s390/s390.c (s390_swap_cmp): Look for conditional
7562 jumps if COND is NULL.
7563 (find_cond_jump): New function.
7564 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7565 * config/s390/s390.md: Remove z10_cobra attribute value.
7567 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7569 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7570 force_const_mem returns NULL_RTX.
7572 2009-02-26 Jan Hubicka <jh@suse.cz>
7575 * cgraph.h (varpool_output_debug_info): Remove.
7576 * cgraphunit.c (varpool_output_debug_info): Remove.
7577 * dwarf2out.c (deferred_locations_struct): New struct
7578 (deferred_locations): New type.
7579 (deferred_locations_list): New static var.
7580 (deffer_location): New function.
7581 (gen_variable_die): Use it.
7582 (decls_for_scope): Output info on local static vars.
7583 (dwarf2out_finish): Process deferred locations.
7584 * varpool.c (varpool_output_debug_info): Remove.
7586 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7588 PR rtl-optimization/39241
7589 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7590 to subreg_offset_representable_p.
7592 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7594 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7595 execute function prototype. Get f and nregs from max_reg_num
7596 and get_insns. Remove the first backward pass as it's dead,
7597 guard the forward pass by flag_expensive_optimizations.
7598 (rest_of_handle_regmove): Delete.
7599 (pass_regmove): Replace it with regmove_optimize.
7601 2009-02-25 Martin Jambor <mjambor@suse.cz>
7603 PR tree-optimization/39259
7604 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7605 calls_alloca function flags.
7606 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7609 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7611 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7612 flags_set_1_rtx, flags_set_1_set): Delete.
7613 (regmove_optimize): Do not call mark_flags_life_zones.
7615 2009-02-24 Julian Brown <julian@codesourcery.com>
7618 * config/arm/arm.c (require_pic_register): Only set
7619 cfun->machine->pic_reg once per function.
7621 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7623 * doc/invoke.texi (Link Options): Document an easier way to pass
7624 options that take arguments to the GNU linker using -Xlinker and -Wl.
7626 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7629 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7631 2009-02-24 Richard Guenther <rguenther@suse.de>
7634 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7636 2009-02-24 Richard Guenther <rguenther@suse.de>
7637 Zdenek Dvorak <ook@ucw.cz>
7639 PR tree-optimization/39233
7640 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7641 from converting them to a generic type.
7643 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7645 PR tree-optimization/39260
7646 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7647 contains a condition with a real type.
7648 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7650 2009-02-23 Jason Merrill <jason@redhat.com>
7653 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7654 narrowing_initializer_constant_valid_p.
7655 (narrowing_initializer_constant_valid_p): Don't return
7656 null_pointer_node for adding a pointer to itself.
7658 2009-02-23 Jan Hubicka <jh@suse.cz>
7661 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7664 2009-02-23 Jan Hubicka <jh@suse.cz>
7666 PR tree-optimization/37709
7667 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7668 * tree.h (block_ultimate_origin): Declare.
7669 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7670 * tree-ssa-live.c (remove_unused_scope_block_p):
7671 Eliminate blocks containig no instructions nor live variables nor
7673 (dump_scope_block): New function.
7674 (remove_unused_locals): Enable removal of dead blocks by default;
7675 enable dumping at TDF_DETAILS.
7677 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7679 * config/i386/i386.c (classify_argument): Don't allow COImode
7681 (function_arg_advance_32): Don't allow OImode.
7682 (function_arg_32): Likewise.
7683 (function_value_32): Likewise.
7684 (return_in_memory_32): Likewise.
7685 (function_arg_64): Remove OImode comment.
7687 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7690 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7691 ix86_expand_vector_set for V4DImode in 64bit mode only.
7692 (ix86_expand_vector_init_one_var): Likewise.
7694 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7696 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7698 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7701 * loop-iv.c: Revert last change.
7702 * emit-rtl.c: Likewise.
7704 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7707 * config/i386/i386.c (type_natural_mode): Remove an extra
7708 space in the warning message.
7709 (function_value_32): Handle 32-byte vector modes.
7710 (return_in_memory_32): Likewise.
7712 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7714 * loop-iv.c (truncate_value): New function.
7715 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7717 (lowpart_subreg): Move to...
7718 * emit-rtl.c: ...here.
7720 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7722 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7723 accidental and undocumented change at revision 140860.
7725 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7727 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7728 take gimple_seq * arguments.
7729 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7730 types_compatible_p langhook.
7732 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7733 Joseph Myers <joseph@codesourcery.com>
7735 * config/arm/arm.c (arm_builtin_va_list): New function.
7736 (arm_expand_builtin_va_start): Likewise.
7737 (arm_gimplify_va_arg_expr): Likewise.
7738 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7739 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7740 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7741 (va_list_type): New variable.
7742 (arm_mangle_type): Mangle va_list_type appropriately.
7744 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7747 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7748 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7749 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7750 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7751 parameter to 1000 for -O1 by default.
7752 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7754 * loop-invariant.c: Include params.h.
7755 (move_loop_invariants): Don't call move_single_loop_invariants on
7758 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7760 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7761 offset when calculating bounds for indexing stack_usage_map. Fixes
7762 a buffer overflow with certain target setups.
7764 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7767 * calls.c (expand_call): Clear try_tail_call if caller and callee
7768 disagree in promotion of function return value.
7770 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7773 * c-common.c (c_determine_visibility): If visibility changed and
7774 DECL_RTL has been already set, call make_decl_rtl to update symbol
7777 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7780 * varasm.c (assemble_variable): Don't check DECL_NAME when
7781 globalizing a variable.
7783 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7786 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7787 expression before any __builtin_trap call.
7788 * c-typeck.c (build_function_call): Convert and check function
7789 arguments before generating a call to a trap. Evaluate the
7790 function arguments before the trap.
7792 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7795 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7796 (UNSPEC_FXAM_MEM): New unspec.
7797 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7798 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7799 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7801 2009-02-19 Richard Guenther <rguenther@suse.de>
7803 PR tree-optimization/39207
7804 PR tree-optimization/39074
7805 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7806 storedanything_tree): New.
7807 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7808 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7809 (build_succ_graph): Add edges from STOREDANYTHING to all
7811 (init_base_vars): Initialize STOREDANYTHING.
7812 (compute_points_to_sets): Free substitution info after
7813 building the succ graph.
7814 (ipa_pta_execute): Likewise.
7816 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7818 (do_ds_constraint): Do not add to special var or non-pointer
7820 (type_could_have_pointers): Split out from ...
7821 (could_have_pointers): ... here. For arrays use the element type.
7822 (create_variable_info_for): Initialize may_have_pointers.
7823 (new_var_info): Likewise.
7824 (handle_lhs_call): Make the HEAP variable unknown-sized.
7825 (intra_create_variable_infos): Use a type with pointers for
7826 PARM_NOALIAS, make it unknown-sized.
7828 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7831 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7833 2009-02-18 Jason Merrill <jason@redhat.com>
7836 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7837 value if DECL_EXTERNAL.
7838 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7839 * target.h (gcc_target::binds_local_p): Clarify "module".
7840 * tree.h (TREE_PUBLIC): Clarify "module".
7842 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7845 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7846 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7848 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7851 * c.opt (Wabi): Support C and ObjC.
7854 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7856 * config/i386/i386.c (classify_argument): Warn once about the ABI
7857 change when passing union with long double.
7859 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7861 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7864 * c-parser.c (c_parser_compound_statement): Always enter and leave
7867 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7870 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7872 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7874 PR tree-optimization/36922
7875 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7876 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7879 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7881 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7884 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7886 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7888 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7890 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7893 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7894 Richard Sandiford <rdsandiford@googlemail.com>
7896 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7897 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7898 (loongson_biadd): ...this.
7900 2009-02-17 Richard Guenther <rguenther@suse.de>
7902 PR tree-optimization/39202
7903 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7904 a var make sure to follow existing collapses.
7906 2009-02-17 Richard Guenther <rguenther@suse.de>
7909 * langhooks.c (lhd_print_error_function): Check for NULL block.
7911 2009-02-17 Richard Guenther <rguenther@suse.de>
7913 PR tree-optimization/39204
7914 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7917 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7919 * config/soft-fp/double.h: Update from glibc CVS.
7921 2009-02-17 Richard Guenther <rguenther@suse.de>
7923 PR tree-optimization/39207
7924 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7925 strict-aliasing warnings for pointers pointing to NULL.
7927 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7930 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7931 skipping until next close brace.
7933 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7936 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7937 to function argument boundary.
7939 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7941 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7942 in the lea_add. Reload eventually constraints it properly.
7943 * config/picochip/constraints.md : Remove the target constraint
7944 "b", since it is not needed anymore.
7946 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7948 * gthr-dce.h: Uglify function parameter and local variable names.
7949 * gthr-gnat.h: Likewise.
7950 * gthr-mipssde.h: Likewise.
7951 * gthr-nks.h: Likewise.
7952 * gthr-posix95.h: Likewise.
7953 * gthr-posix.h: Likewise.
7954 * gthr-rtems.h: Likewise.
7955 * gthr-single.h: Likewise.
7956 * gthr-solaris.h: Likewise.
7957 * gthr-tpf.h: Likewise.
7958 * gthr-vxworks.h: Likewise.
7959 * gthr-win32.h: Likewise.
7961 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7964 * config/i386/i386.md: Restrict the new peephole2 to move
7965 between MMX/SSE registers.
7967 2009-02-15 Richard Guenther <rguenther@suse.de>
7970 2009-02-13 Richard Guenther <rguenther@suse.de>
7972 * configure.ac: Enable LFS.
7973 * configure: Re-generate.
7974 * config.in: Likewise.
7976 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7978 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7979 spu_srqwbyte, spu_srqwbytebc): Define.
7980 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7981 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7982 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7983 "shrqby_<mode>"): New insn-and-split patterns.
7984 * config/spu/spu.c (expand_builtin_args): Determine and return
7985 number of operands using spu_builtin_description data.
7986 (spu_expand_builtin_1): Use it.
7988 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7991 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7994 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7997 * config/i386/i386.c (override_options): Correct warning
7998 messages for -malign-loops, -malign-jumps and -malign-functions.
8000 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8003 * config/i386/i386.md: Restrict the new peephole2 to move
8004 between the general purpose registers.
8006 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8009 * config/i386/i386.c (type_natural_mode): Add a new argument.
8010 Return the original mode and warn ABI change if vector size is 32byte.
8011 (function_arg_advance): Updated.
8012 (function_arg): Likewise.
8013 (ix86_function_value): Likewise.
8014 (ix86_return_in_memory): Likewise.
8015 (ix86_sol10_return_in_memory): Likewise.
8016 (ix86_gimplify_va_arg): Likewise.
8017 (function_arg_32): Don't warn ABX ABI change here.
8018 (function_arg_64): Likewise.
8020 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
8022 * loop-iv.c (implies_p): In the final case, test that operands 0
8023 of the two comparisons match.
8025 * config/bfin/bfin.c (find_prev_insn_start): New function.
8026 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
8027 (find_next_insn_start): Move.
8029 2009-02-13 Richard Guenther <rguenther@suse.de>
8031 * configure.ac: Enable LFS.
8032 * configure: Re-generate.
8033 * config.in: Likewise.
8035 2009-02-13 Joseph Myers <joseph@codesourcery.com>
8038 * c-parser.c (c_parser_parms_list_declarator): Discard pending
8039 sizes on syntax error after some arguments have been parsed.
8041 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8043 * doc/invoke.texi (-fira): Remove.
8045 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8047 * caller-save.c: Replace regclass.c with reginfo.c in comments.
8048 * recog.c: Likewise.
8051 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
8053 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
8054 (umul_ppmm): Likewise.
8055 (count_leading_zeros): Likewise.
8056 (count_trailing_zeros): Likewise.
8057 (UMUL_TIME): Likewise.
8059 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8061 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
8062 soft-fp/t-softfp to tmake_file.
8064 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
8065 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
8066 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
8067 IA64_BUILTIN_INFQ]: New.
8068 (ia64_init_builtins): Initialize __builtin_infq,
8069 __builtin_fabsq and __builtin_copysignq if not HPUX.
8070 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
8071 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
8073 * config/ia64/lib1funcs.asm (__divtf3): Define only if
8075 (__fixtfti): Likewise.
8076 (__fixunstfti): Likewise.
8077 (__floattitf): Likewise.
8079 * config/ia64/libgcc-glibc.ver: New.
8080 * config/ia64/t-fprules-softfp: Likewise.
8081 * config/ia64/sfp-machine.h: Likewise.
8083 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
8084 (LIBGCC2_TF_CEXT): Likewise.
8085 (TF_SIZE): Likewise.
8086 (TARGET_INIT_LIBFUNCS): Likewise.
8088 * config/ia64/t-glibc (SHLINB_MAPFILES):
8089 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
8091 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8093 * config/i386/i386.c (construct_container): Rewrite processing
8094 BLKmode with X86_64_SSE_CLASS.
8096 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
8099 * config/i386/i386.md: Replace simplify_replace_rtx with
8100 replace_rtx in the new peephole2.
8102 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
8104 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
8105 loop unrolling do not happen at -O2.
8107 2009-02-12 Michael Matz <matz@suse.de>
8109 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
8111 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8113 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
8116 2009-02-12 Ben Elliston <bje@au.ibm.com>
8118 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
8119 patterns when updating the back chain. Missed in the 2009-02-10
8122 2009-02-11 Janis Johnson <janis187@us.ibm.com>
8124 * doc/extend.texi (Decimal Floating Types): Update identifier of
8125 draft TR and list of missing support.
8127 2009-02-11 Jakub Jelinek <jakub@redhat.com>
8130 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
8131 bit to variable length decl's flags, add it also to its
8132 pointer replacement variable.
8134 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
8135 Jakub Jelinek <jakub@redhat.com>
8138 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
8139 (memory_blockage): New expander.
8140 (*memory_blockage): New insn pattern.
8141 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
8142 instead of general blockage at the end of function prologue when
8143 frame pointer is used to access red zone area. Do not emit blockage
8144 when profiling, it is emitted in generic code.
8145 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
8146 function epilogue when frame pointer is used to access red zone area.
8148 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
8151 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
8152 by arithmetic with memory operands.
8153 * config/i386/predicates.md (commutative_operator): New.
8155 2009-02-10 Janis Johnson <janis187@us.ibm.com>
8157 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
8160 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
8162 * alias.h (record_alias_subset): Declare.
8163 * alias.c (record_alias_subset): Make global.
8165 2009-02-10 Nick Clifton <nickc@redhat.com>
8167 * tree-parloops.c: Change license to GPLv3.
8168 * ipa-struct-reorg.c: Change license to GPLv3.
8169 * ipa-struct-reorg.h: Change license to GPLv3.
8171 2009-02-10 Steve Ellcey <sje@cup.hp.com>
8174 * c-decl.c (start_struct): Return NULL on error.
8176 2009-02-10 Jakub Jelinek <jakub@redhat.com>
8179 * cfgloopmanip.c (remove_path): Call remove_bbs after
8180 cancel_loop_tree, not before it.
8183 * function.h (struct function): Add has_local_explicit_reg_vars bit.
8184 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
8185 VAR_DECLs were seen.
8186 * tree-ssa-live.c (remove_unused_locals): Recompute
8187 cfun->has_local_explicit_reg_vars.
8188 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
8189 copies or clearings if cfun->has_local_explicit_reg_vars.
8191 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
8194 * config/i386/i386.c (expand_prologue): Emit blockage at the end
8195 of function prologue when frame pointer is used to access
8198 2009-02-10 Richard Guenther <rguenther@suse.de>
8201 * gimplify.c (gimple_regimplify_operands): Always look if
8202 we need to create a temporary.
8204 2009-02-10 Richard Guenther <rguenther@suse.de>
8206 PR tree-optimization/39132
8207 * tree-loop-distribution.c (todo): New global var.
8208 (generate_memset_zero): Trigger TODO_rebuild_alias.
8209 (tree_loop_distribution): Return todo.
8211 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
8214 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
8215 (x86_64_reg_class_name): Removed.
8216 (classify_argument): Return 0 if bytes > 32. Return 0 if the
8217 first one isn't X86_64_SSE_CLASS or any other ones aren't
8218 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
8219 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
8220 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
8221 and 3 X86_64_SSEUP_CLASS.
8222 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
8223 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
8225 2009-02-10 Ben Elliston <bje@au.ibm.com>
8227 * config/rs6000/rs6000.md (allocate_stack): Always use an update
8228 form instruction to update the stack back chain word, even if the
8229 user has disabled the generation of update instructions.
8230 (movdi_<mode>_update_stack): New.
8231 (movsi_update_stack): Likewise.
8232 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
8233 always use an update form instruction to update the stack back
8236 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
8239 * graphite.c (if_region_set_false_region): After moving a region in
8240 the false branch of a condition, remove the empty dummy basic block.
8241 (gloog): Remove wrong fix for PR38953.
8243 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8245 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
8246 generation due to implicit sign extension.
8248 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
8251 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
8252 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
8254 2009-02-09 Richard Guenther <rguenther@suse.de>
8257 * convert.c (convert_to_real): Disable (float)fn((double)x)
8258 to fnf(x) conversion if errno differences may occur and
8259 -fmath-errno is set.
8261 2009-02-07 Anatoly Sokolov <aesok@post.ru>
8263 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
8264 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8265 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8267 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8270 * c-common.c (handle_alias_attribute): Disallow attribute for
8271 anything not a FUNCTION_DECL or VAR_DECL.
8273 2009-02-06 Janis Johnson <janis187@us.ibm.com>
8276 * real.c (do_compare): Special-case compare of zero against
8277 decimal float value.
8279 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8282 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
8283 as indicating flexible array members unless the field itself is
8284 being declarared as the incomplete array.
8286 2009-02-06 Jan Hubicka <jh@suse.cz>
8288 PR tree-optimization/38844
8289 * ipa-inline.c (try_inline): Stop inlining recursion when edge
8292 2009-02-06 Richard Guenther <rguenther@suse.de>
8295 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
8296 fork because we may expand it as __gcov_fork.
8298 2009-02-06 Nick Clifton <nickc@redhat.com>
8300 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
8302 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
8304 PR tree-optimization/35659
8305 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
8306 vn_phi_eq): Shortcut if hashcode does not match.
8307 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
8309 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
8310 and avoid iterative_hash_expr.
8311 (FOR_EACH_VALUE_ID_IN_SET): New.
8312 (value_id_compare): Remove.
8313 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
8314 sort expressions by value id.
8316 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
8319 * config/sh/predicates.md (general_movsrc_operand): Don't check
8320 the subreg of system registers here.
8322 2009-02-05 Jakub Jelinek <jakub@redhat.com>
8325 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
8328 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
8330 PR rtl-optimization/39110
8331 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
8332 addresses, not aligned ones.
8334 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
8335 Richard Guenther <rguenther@suse.de>
8337 PR tree-optimization/39100
8338 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
8339 comment says and add edges.
8341 2009-02-05 Joseph Myers <joseph@codesourcery.com>
8344 * c-common.c (handle_tls_model_attribute): Ignore attribute for
8345 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
8347 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
8349 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
8350 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
8351 register_bb_in_sese, new_sese, free_sese): Moved.
8352 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
8353 outermost_loop_in_scop, build_scop_iteration_domain,
8354 expand_scalar_variables_ssa_name, get_vdef_before_scop,
8355 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
8356 Use loop_in_sese_p instead of loop_in_scop_p.
8357 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
8358 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
8359 (scopdet_basic_block_info): Fix bug in scop detection.
8360 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
8361 eq_loop_to_cloog_loop): Remove.
8362 (nb_loops_around_loop_in_scop, nb_loop
8363 ref_nb_loops): Moved here...
8364 * graphite.h (ref_nb_loops): ... from here.
8365 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
8366 (loop_domain_dim, loop_iteration_vector_dim): Remove.
8367 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
8368 * testsuite/gcc.dg/graphite/scop-19.c: New
8370 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
8371 Hans-Peter Nilsson <hp@axis.com>
8373 PR rtl-optimization/37889
8374 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
8375 Move offset handling from PLUS to before the switch. Use new
8376 arguments when considering SYMBOL_REFs too.
8377 (rtx_addr_can_trap_p): Pass dummy offset and size.
8378 (enum may_trap_p_flags): Remove.
8379 (may_trap_p_1): Pass size from MEM_SIZE.
8381 PR rtl-optimization/38921
8382 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
8383 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
8384 * rtlanal.c (may_trap_after_code_motion_p): Delete.
8385 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
8387 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
8389 AVX Programming Reference (January, 2009)
8390 * config/i386/sse.md (*vpclmulqdq): New.
8392 2009-02-04 Jakub Jelinek <jakub@redhat.com>
8394 PR tree-optimization/38977
8395 PR gcov-profile/38292
8396 * calls.c (special_function_p): Disregard __builtin_ prefix.
8398 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
8400 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
8401 non-indexable addresses even before reload.
8403 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8406 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
8407 as having variable size. Do not give an error for unnamed
8408 parameters with [*] declarators. Give a warning for type names
8409 with [*] declarators and mark them as variable size.
8410 * c-parser.c (c_parser_sizeof_expression): Do not give an error
8411 for sizeof applied to [*] type names.
8413 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8416 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
8418 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8420 * gcc.c (process_command): Update copyright notice dates.
8421 * gcov.c (print_version): Likewise.
8422 * gcov-dump.c (print_version): Likewise.
8423 * mips-tfile.c (main): Likewise.
8424 * mips-tdump.c (main): Likewise.
8426 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8429 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8430 for composite type involving a zero-length array type.
8432 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8435 * function.c (match_asm_constraints_1): Skip over
8436 initial optional % in the constraint.
8439 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8440 supported, don't accept FIXED_CSTs.
8441 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8442 and _Sat is used without _Fract/_Accum. Set specs->type to
8443 integer_type_node for cts_fract/cts_accum if fixed point is not
8446 2009-02-02 Catherine Moore <clm@codesourcery.com>
8448 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8450 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8452 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8453 (ABI_HAS_64BIT_SYMBOLS): Use it.
8454 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8456 2009-02-02 Paul Brook <paul@codesourcery.com>
8458 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8460 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8463 * recog.h (asm_operand_ok): Add constraints argument.
8464 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8465 recurse on matching constraint.
8466 (check_asm_operands): Pass constraints as 3rd argument to
8467 asm_operand_ok. Don't look up matching constraint here.
8468 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8471 2009-02-02 Ben Elliston <bje@au.ibm.com>
8473 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8474 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8476 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8478 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8479 information. Remove some obsolete information. Reorganize.
8481 * config/pa/fptr.c: Revert license to GPL 2.
8482 * config/pa/milli64.S: Likewise.
8484 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8487 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8488 LIBRARY name in, instead of hard-coding it.
8489 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8490 extra target make frag to tmake_files according to EH model.
8491 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8492 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8493 frags that define makefile variable EH_MODEL appropriately.
8494 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8495 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8496 to "-sjlj" according to type of EH configured.
8497 (LIBGCC_SONAME): Concatenate it to shared library base name.
8498 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8499 to "_sjlj" according to type of EH configured.
8500 (LIBGCC_SONAME): Concatenate it to shared library base name.
8501 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8502 (SHLIB_LINK): Add missing semicolon to if-else construct.
8503 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8504 string value of "pe_dll" command-line option.
8505 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8506 (SHLIB_SONAME): Use it when overriding t-cygming default.
8507 (SHLIB_IMPLIB): Override t-cygming default.
8508 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8509 string value of "pe_dll" command-line option.
8511 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8514 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8515 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8517 2009-01-31 Richard Guenther <rguenther@suse.de>
8519 PR tree-optimization/38937
8520 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8521 computing the transitive closure.
8523 2009-01-30 Richard Guenther <rguenther@suse.de>
8525 PR tree-optimization/39041
8526 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8527 Propagate variable indices only if the types match for this stmt.
8529 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8532 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8533 inline but never defined.
8535 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8537 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8538 (*insv_h_di_reg_extimm): New insn.
8539 (*insv_l<mode>_reg_extimm): New insn.
8541 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8543 * config/picochip/picochip.c (flag_conserve_stack): set
8544 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8545 fconserve-stack. Reduce call-overhead used by inliner.
8547 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8550 * common.opt (flag_conserve_stack): Initialised to zero.
8552 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8555 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8556 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8559 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8561 * ira-color.c (allocno_reload_assign): Update comments.
8562 * regmove.c (regmove_optimize): Likewise.
8566 2009-01-29 Robert Millan <rmh@aybabtu.com>
8568 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8569 * config/i386/kopensolaris-gnu.h: New file. Undefine
8570 `MD_UNWIND_SUPPORT'.
8571 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8573 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8575 PR tree-optimization/39007
8576 * tree-loop-distribution.c (generate_builtin): Use
8577 recompute_dominator to compute the immediate dominator of the
8578 basic block just after the loop.
8580 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8582 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8583 (ASM_OUTPUT_DWARF_PCREL): Define.
8585 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8587 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8588 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8589 global. Modify entries about regmove and IRA.
8591 * ra-conflict.c: Remove the file.
8593 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8595 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8596 (pass_regclass_init): Rename to pass_reginfo_init.
8598 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8600 * toplev.h (flag_ira): Remove.
8602 * caller-save.c (setup_save_areas): Remove flag_ira.
8604 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8606 * global.c: Remove the file.
8608 * opts.c (decode_options): Remove flag_ira.
8610 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8612 * regmove.c: Modify file description.
8613 (find_use_as_address, try_auto_increment): Define them only if
8614 AUTO_INC_DEC is defined.
8615 (replacement_quality, replace_in_call_usage, fixup_match_1,
8616 stable_and_no_regs_but_for_p): Remove.
8617 (reg_set_in_bb): Make it static.
8618 (regmove_optimize): Remove flag_ira and code which worked for
8621 * local-alloc.c: Remove the file.
8623 * common.opt (fira): Remove.
8625 * ira.c: Include except.h.
8626 (eliminable_regset): Move from global.c.
8627 (mark_elimination): Ditto. Remove flag_ira.
8628 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8629 equiv_mem_modified, validate_equiv_mem_from_store,
8630 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8631 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8632 no_equiv, recorded_label_ref): Move from local-alloc.c.
8633 (update_equiv_regs): Ditto. Make it static.
8634 (print_insn_chain, print_insn_chains): Move it from global.c.
8635 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8636 (build_insn_chain): Ditto. Make it static.
8637 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8638 Rename to init_live_subregs.
8639 (gate_ira): Remove flag_ira.
8641 * regclass.c: Rename reginfo.c. Change file description.
8642 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8643 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8644 (init_reg_sets_1): Remove code for evaluation of
8645 reg_class_superclasses and losing_caller_save_reg_set.
8646 (init_regs): Remove init_reg_autoinc.
8647 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8648 ok_for_base_p_nonstrict): Remove.
8649 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8650 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8651 corresponding entries.
8652 (dump_regclass, record_operand_costs, scan_one_insn,
8653 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8654 record_address_regs, auto_inc_dec_reg_p): Remove.
8655 (gt-regclass.h): Rename to gt-reginfo.h.
8657 * rtl.h (dump_global_regs, retry_global_alloc,
8658 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8660 * Makefile.in (RA_H): Remove.
8661 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8662 Rename regclass.o to reginfo.o.
8663 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8665 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8666 (GTFILES): Rename regclass.c to reginfo.c.
8668 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8669 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8671 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8672 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8674 (finish_spills): Ditto. Remove code for !flag_ira.
8676 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8679 * doc/invoke.texi (rtl debug options): Complete rewrite.
8680 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8682 * mode-switching.c (pass_mode_switching): Rename pass from
8683 "mode-sw" to "mode_sw".
8684 * except.c (pass_convert_to_eh_ranges): Rename pass from
8685 "eh-ranges" to "eh_ranges".
8686 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8690 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8691 Alexander Monakov <amonakov@ispras.ru>
8694 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8696 (move_exprs_to_boundary): Change return type and pass through
8697 should_move from move_op. Relax assert. Update usage ...
8698 (schedule_expr_on_boundary): ... here. Use should_move instead of
8700 (move_op_orig_expr_found): Indicate that insn was disconnected from
8702 (code_motion_process_successors): Do not call after_merge_succs
8703 callback if original expression was not found when traversing any of
8705 (code_motion_path_driver): Change return type. Update prototype.
8706 (move_op): Update comment. Add a new parameter (should_move). Update
8707 prototype. Set *should_move based on indication provided by
8708 move_op_orig_expr_found.
8710 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8712 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8713 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8714 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8715 * config/rs6000/rs6000.c (rs6000_override_options): Default
8716 avoid-indexed-addresses on for Power6, off for everything else.
8717 (avoiding_indexed_address_p): New function.
8718 (rs6000_legitimize_address): Use it.
8719 (rs6000_legitimate_address): Likewise.
8720 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8722 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8724 PR tree-optimization/38997
8725 * tree-loop-distribution.c (generate_memset_zero): Use
8726 POINTER_PLUS_EXPR for a pointer addition.
8728 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8730 * config/s390/s390.md (bswap<mode>2): New pattern added.
8732 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8734 * config/s390/s390.md (*tls_load_31): Added type attribute.
8736 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8738 * config/s390/s390.md: Fix a few comments.
8740 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8742 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8743 (*tm<mode>_full): Fixed z10prop attribute.
8744 (*tst<mode>_extimm): Fixed z10prop attribute.
8745 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8746 (*tstqiCCT_cconly): Fixed z10prop attribute.
8747 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8748 (*movsi_larl): Fixed z10prop attribute.
8749 (*movsi_zarch): Fixed z10prop attribute.
8750 (*movsi_eas): Fixed z10prop attribute.
8751 (*movhi): Fixed z10prop attribute.
8752 (*movqi): Fixed z10prop attribute.
8753 (*movstrictqi): Fixed z10prop attribute.
8754 (*mov<mode>): Fixed z10prop attribute.
8755 (*movcc): Fixed z10prop attribute.
8756 (*sethighpartdi_64): Fixed z10prop attribute.
8757 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8758 (*negdi2_sign_cc): Fixed z10prop attribute.
8759 (*negdi2_sign): Fixed z10prop attribute.
8760 (*absdi2_sign_cc): Fixed z10prop attribute.
8761 (*absdi2_sign): Fixed z10prop attribute.
8762 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8763 (*negabsdi2_sign): Fixed z10prop attribute.
8764 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8765 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8766 (doloop_si64): Fixed z10prop attribute.
8767 (doloop_si31): Fixed z10prop attribute.
8768 (doloop_long): Fixed z10prop attribute.
8769 (indirect_jump): Fixed z10prop attribute.
8770 (nop): Fixed z10prop attribute.
8771 (main_base_64): Fixed z10prop attribute.
8772 (reload_base_64): Fixed z10prop attribute.
8774 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8776 PR rtl-optimization/38740
8777 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8779 * config/mips/mips.c (mips_reorg): Likewise.
8781 2009-01-28 Richard Guenther <rguenther@suse.de>
8783 PR tree-optimization/38926
8784 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8785 with the correct value id to a value.
8786 (do_regular_insertion): Use the value number of edoubleprime
8787 for the value number of the expr.
8790 2008-08-21 Richard Guenther <rguenther@suse.de>
8792 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8793 a PHI ask VN if it is already available.
8794 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8795 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8797 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8800 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8801 set to varying whenever max has TREE_OVERFLOW set, similarly
8802 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8804 2009-01-28 Richard Guenther <rguenther@suse.de>
8807 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8808 uninitialized aggregate uses in call arguments.
8810 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8812 PR tree-optimization/38984
8813 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8814 the nothing_id variable if -fno-delete-null-pointer-checks.
8816 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8819 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8820 (set_got_offset_rex64): Ditto.
8822 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8825 * doc/extend.texi: Improve local variable with asm reg.
8827 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8829 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8830 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8831 was not supplied then set warn_packed_bitfield_compat to the
8833 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8836 2009-01-27 Richard Guenther <rguenther@suse.de>
8838 PR tree-optimization/38503
8839 * cfgexpand.c (expand_gimple_basic_block): Ignore
8840 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8841 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8842 variables that cannot have TBAA applied.
8843 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8846 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8849 * calls.c (initialize_argument_information): Do not wrap complex
8850 arguments in SAVE_EXPR.
8852 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8854 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8855 (INSTALL_LIBGCC): Revert typo commit.
8857 2009-01-26 Richard Guenther <rguenther@suse.de>
8859 PR tree-optimization/38745
8860 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8861 from special handling.
8863 2009-01-26 Richard Guenther <rguenther@suse.de>
8865 PR tree-optimization/38745
8866 * tree-ssa.c (execute_update_addresses_taken): Do not include
8867 variables that cannot possibly be a register in not_reg_needs.
8868 Do not clear TREE_ADDRESSABLE on vars that may not become
8870 * tree-ssa.c (update_alias_info_1): Include those in the set
8871 of addressable vars.
8873 2009-01-26 Richard Guenther <rguenther@suse.de>
8876 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8877 * tree-ssa-dse.c: Include langhooks.h
8878 (execute_simple_dse): Remove stores with zero size.
8880 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8883 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8886 2009-01-24 Julian Brown <julian@codesourcery.com>
8888 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8889 config/arm/linux-atomic.c.
8890 * config/arm/linux-atomic.c: New.
8892 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8894 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8895 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8896 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8898 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8901 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8904 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8906 PR tree-optimization/38953
8907 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8908 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8909 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8910 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8913 2009-01-24 Paul Brook <paul@codesourcery.com>
8915 * config/arm/neon.md (neon_type): Move to arm.md.
8916 (neon_mov<VSTRUCT>): Add neon_type attribute.
8917 * config/arm/arm.md (neon_type): Move to here.
8918 (conds): Add "unconditioal" and use as default for NEON insns.
8920 2009-01-24 Ben Elliston <bje@au.ibm.com>
8922 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8923 void *' warning from -Wc++-compat.
8924 * Makefile.in (dominance.o-warn): Remove.
8926 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8928 PR tree-optimization/38932
8929 * fold-const.c (fold_unary_ignore_overflow): New.
8930 * tree.h (fold_unary_ignore_overflow): Declare.
8931 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8932 * tree-ssa-sccvn.c (visit_reference_op_load,
8933 simplify_unary_expression): Likewise.
8935 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8937 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8938 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8939 regardless of their type.
8940 * c-common.c (handle_packed_attribute): Don't ignore packed on
8942 * c.opt (Wpacked-bitfield-compat): New warning option.
8943 * stor-layout.c (place_field): Warn if offset of a field changed.
8944 * doc/extend.texi (packed): Mention the ABI change.
8945 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8946 (Warning Options): Add it to the list.
8948 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8950 * c-opts.c (c_common_post_options): Fix a typo in comments.
8952 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8955 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8956 variables to static.
8957 * doc/invoke.texi (-fmerge-all-constants): Update description.
8959 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8962 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8963 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8965 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8967 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8969 (LOCAL_ALIGNMENT): Similarly.
8971 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8972 Joseph Myers <joseph@codesourcery.com>
8974 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8975 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8976 * config/arm/arm-tune.md: Regenerate.
8977 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8980 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8982 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8983 version number to five.
8985 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8988 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8989 * c-common.c (set_underlying_type): Likewise.
8990 (is_typedef_decl ): Likewise
8992 (set_underlying_type): Likewise.
8993 (is_typedef_type): Likewise.
8995 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8998 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
9001 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
9004 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
9005 (LIBGCC_SPEC): Don't define.
9006 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
9008 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
9010 PR rtl-optimization/38879
9011 * alias.c (base_alias_check): Unaligned access via AND address can
9012 alias all surrounding object types except those with sizes equal
9013 or wider than the size of unaligned access.
9015 2009-01-21 Dodji Seketeli <dodji@redhat.com>
9018 * c-decl.c (clone_underlying_type): Move this ...
9019 * c-common.c (set_underlying_type): ... here.
9020 Also, make sure the function properly sets TYPE_STUB_DECL() on
9021 the newly created typedef variant type.
9022 (is_typedef_decl ): New entry point.
9023 * tree.h: Added a new member member_types_needing_access_check to
9024 struct tree_decl_non_common.
9025 (set_underlying_type): New entry point.
9026 (is_typedef_type): Likewise.
9028 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
9030 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
9031 Check whether two instructions have memory references that
9032 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
9033 are helper functions for traversing.
9034 * alias.h (insn_alias_sets_confilict_p): New prototypes.
9035 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
9036 not to draw dependency edge for instructions with non-conflicting
9039 2009-01-20 Joseph Myers <joseph@codesourcery.com>
9042 * longlong.h: Update copyright years. Use soft-fp license notice.
9043 Sync __clz_tab declaration with glibc.
9045 2009-01-20 Steve Ellcey <sje@cup.hp.com>
9048 * doc/extend.texi (syscall_linkage): New.
9049 (version_id): Modify.
9051 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9052 Richard Guenther <rguenther@suse.de>
9054 PR tree-optimization/38747
9055 PR tree-optimization/38748
9056 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
9057 conversion if the base address is an indirect reference and the
9058 aliasing sets could cause issues.
9060 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9062 * common.opt (fgraphite, fgraphite-identity): Add comment for
9063 explaining why these options are not documented.
9065 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9067 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
9068 gimple_call_lhs is NULL.
9070 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
9073 * emit-rtl.c (adjust_address_1): Make sure memref is never
9076 2009-01-20 Ben Elliston <bje@au.ibm.com>
9078 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9079 const qualifier from arg parameter. Remove unnecessary cast to char *.
9080 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9081 const qualifier from arg 2.
9083 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
9085 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
9087 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
9090 * rtl.h (reinit_regs): New prototype.
9091 * regclass.c: Include ira.h.
9093 * Makefile.in (regclass.o): Add ira.h.
9094 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
9096 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
9099 * c-common.c (handle_aligned_attribute): Use
9100 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
9101 default alignment value.
9103 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
9105 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
9106 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
9108 * doc/extend.texi: Update __attribute__ ((aligned)). Document
9109 __BIGGEST_ALIGNMENT__.
9111 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
9113 2009-01-18 Richard Guenther <rguenther@suse.de>
9115 PR tree-optimization/38819
9116 * tree-flow.h (operation_could_trap_helper_p): Declare.
9117 * tree-eh.c (operation_could_trap_helper_p): Export.
9118 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
9119 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
9120 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
9121 are about to insert a possibly trapping instruction and fail
9124 2009-01-18 Andreas Schwab <schwab@suse.de>
9126 * doc/install.texi (Configuration): Remove obsolete paragraph
9127 about use of --with-gnu-ld with --with-gnu-as.
9129 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
9131 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
9132 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
9133 Follow spelling conventions.
9135 2009-01-18 Ben Elliston <bje@au.ibm.com>
9137 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
9138 C++ warning about implicit conversion from void * to struct
9140 (bitmap_obstack_free): Likewise for bitmap_element *.
9141 * Makefile.in (bitmap.o-warn): Remove.
9143 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
9145 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
9147 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
9148 Tobias Grosser <tobi.grosser@amd.com>
9150 * graphite.c (graphite_trans_scop_block): Do not block single
9153 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
9155 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
9156 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
9157 test with assertion.
9159 2009-01-16 Richard Guenther <rguenther@suse.de>
9161 PR tree-optimization/38835
9163 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
9164 and INT + PTR -> (INT)(PTR p+ INT) folding.
9165 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
9167 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
9170 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
9171 the subreg from a lowpart subreg if it is also casting the value.
9173 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9174 Tobias Grosser <tobi.grosser@amd.com>
9176 * graphite.c (compare_prefix_loops): New.
9177 (build_scop_canonical_schedules): Rewritten.
9178 (graphite_transform_loops): Move build_scop_canonical_schedules
9179 after build_scop_iteration_domain.
9181 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9182 Tobias Grosser <tobi.grosser@amd.com>
9184 * graphite.c (add_conditions_to_domain): Add the loops to
9185 the dimension of the iteration domain. Do copy the domain
9186 only when it exists.
9187 (build_scop_conditions_1): Do not call add_conditions_to_domain.
9188 (add_conditions_to_constraints): New.
9189 (can_generate_code_stmt, can_generate_code): Removed.
9190 (gloog): Do not call can_generate_code.
9191 (graphite_transform_loops): Call add_conditions_to_constraints
9192 after building the iteration domain.
9194 2009-01-16 Jakub Jelinek <jakub@redhat.com>
9196 PR tree-optimization/38789
9197 * tree-ssa-threadedge.c
9198 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
9199 __builtin_constant_p.
9201 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9203 * dce.c (delete_unmarked_insns): Reversed the order that insns are
9204 examined before deleting them.
9206 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
9208 * function.c (aggregate_value_p): Correctly extract the function
9209 type from CALL_EXPR_FN lookup.
9211 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9213 * config/picochip/picochip.c (picochip_override_options): Revert
9214 CFI asm flag disable commited previously.
9216 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
9217 Tobias Grosser <tobi.grosser@amd.com>
9218 Jan Sjodin <jan.sjodin@amd.com>
9220 * graphite.c (scan_tree_for_params): On substractions negate
9221 all the coefficients of the term.
9222 (clast_to_gcc_expression_red): New. Handle reduction expressions
9223 of more than two operands.
9224 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
9225 (get_vdef_before_scop): Handle also the case of default definitions.
9227 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9229 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
9230 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
9231 Also use them when walking CALL_INSN_FUNCTION_USAGE.
9233 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
9234 Joey Ye <joey.ye@intel.com>
9237 * cfgexpand.c (expand_stack_alignment): Don't update stack
9238 boundary nor check incoming stack boundary here.
9239 (gimple_expand_cfg): Update stack boundary and check incoming
9240 stack boundary here.
9242 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9244 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
9246 2009-01-14 Jakub Jelinek <jakub@redhat.com>
9248 PR rtl-optimization/38245
9249 * calls.c (expand_call): Add stack arguments to
9250 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9251 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
9252 in regs and partially in memory or BLKmode arguments.
9253 (emit_library_call_value_1): Add stack arguments to
9254 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9255 ACCUMULATE_OUTGOING_ARGS).
9256 * dce.c: Include tm_p.h.
9257 (find_call_stack_args): New function.
9258 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
9260 (mark_insn): Call find_call_stack_args for CALL_Ps.
9261 (prescan_insns_for_dce): Walk insns backwards in bb rather than
9262 forwards. Allocate and free arg_stores bitmap if needed, pass it
9263 down to deletable_insn_p, don't mark stores set in arg_stores
9264 bitmap, clear the bitmap at the beginning of each bb.
9265 * Makefile.in (dce.o): Depend on $(TM_P_H).
9267 2009-01-14 Michael Meissner <gnu@the-meissners.org>
9270 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
9271 to make sure the insn is a conditional test (bug 22599). Reformat a
9274 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
9277 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
9278 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
9279 (gloog): Do not call cleanup_tree_cfg.
9280 (graphite_transform_loops): Call cleanup_tree_cfg after all
9281 scops have been code generated.
9283 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
9284 * doc/gty.texi (Invoking the garbage collector): Added new node
9285 and section documenting ggc_collect.
9287 2009-01-14 Richard Guenther <rguenther@suse.de>
9289 PR tree-optimization/38826
9291 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
9292 initialization notes only if we actually emitted a warning.
9293 (intra_create_variable_infos): Add constraints for a result decl
9294 that is passed by hidden reference.
9295 (build_pred_graph): Mark all related variables non-direct on
9298 2009-01-14 Nick Clifton <nickc@redhat.com>
9300 * ira-conflicts.c: Include addresses.h for the definition of
9302 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
9303 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
9305 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
9308 * Makefile.in (ira-lives.o): Add except.h.
9310 * ira-lives.c: Include except.h.
9311 (process_bb_node_lives): Process can_throw_internal.
9313 2009-01-13 Jakub Jelinek <jakub@redhat.com>
9315 PR rtl-optimization/38774
9316 * combine.c (simplify_set): When undoing cc_use change, don't do
9317 PUT_CODE on the newly created comparison, but instead put back the
9320 2009-01-13 Joseph Myers <joseph@codesourcery.com>
9322 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
9323 values. Remove duplicate arm8 entry.
9325 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9327 PR tree-optimization/38786
9328 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
9329 the SSA_NAME case of expand_scalar_variables_expr.
9330 Set the type of an expression to the type of its assign statement.
9331 (expand_scalar_variables_expr): Also gather the scalar computation
9332 used to index the memory access. Do not pass loop_p.
9333 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
9334 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
9335 the gimple_stmt_iterator where it inserts new code.
9337 (copy_bb_and_scalar_dependences): Do not pass loop_p.
9338 (translate_clast): Update call to copy_bb_and_scalar_dependences.
9340 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9342 * graphite.h (debug_value): Removed.
9343 * graphite.c (debug_value): Removed.
9345 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9347 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
9348 ldrd/strd with two 32-bit instructions.
9350 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9352 * config/arm/arm.c (struct processors): Pass for speed down into
9353 cost helper functions.
9354 (const_ok_for_op): Handle COMPARE and inequality nodes.
9355 (arm_rtx_costs_1): Rewrite.
9356 (arm_size_rtx_costs): Update prototype.
9357 (arm_rtx_costs): Pass speed down to helper functions.
9358 (arm_slowmul_rtx_costs): Rework cost calculations.
9359 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
9360 (arm_9e_rtx_costs): Likewise.
9362 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
9364 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
9365 relocations of local symbols wider than UNITS_PER_WORD are not valid.
9366 (alpha_legitimize_address): Do not split local symbols wider than
9367 UNITS_PER_WORD into HIGH/LO_SUM parts.
9369 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
9372 * gcc.c (process_command): Replace call to execvp with calls
9373 to pex_one and exit.
9375 2009-01-03 Anatoly Sokolov <aesok@post.ru>
9378 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
9379 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
9380 variant for devices with 3-byte PC.
9381 (__tablejump_elpm__): New.
9383 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9386 * c-parser.c (c_parser_postfix_expression): Allow `->' in
9387 offsetof member-designator, handle it as `[0].'.
9389 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9391 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
9392 function when not using named sections on targets with named sections
9393 if branch distance is less than 262132.
9395 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
9397 * combine.c (combine_instructions): Recompute
9398 optimize_this_for_speed_p for each BB in the main combine loop.
9400 2009-01-12 Tomas Bily <tbily@suse.cz>
9403 * tree-loop-distribution.c (prop_phis): New function.
9404 (generate_builtin): Call prop_phis.
9405 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
9407 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9409 PR tree-optimization/38807
9410 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
9411 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
9413 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9415 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9416 subreg of op0 to the original op0.
9418 2009-01-11 Laurent GUERBY <laurent@guerby.net>
9420 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
9422 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
9425 * mips-tfile.c (parse_def): Fix parsing of def strings
9426 starting with digits.
9428 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9431 * config/arm/arm.c (arm_is_long_call_p): Don't call
9432 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9434 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9436 * regrename.c (regrename_optimize): Fix dumping.
9437 (find_oldest_value_reg): Preserve REG_POINTER.
9438 (copy_hardreg_forward_1): Likewise.
9440 2009-01-09 Diego Novillo <dnovillo@google.com>
9442 * gimple.h (struct gimple_statement_base) <uid>: Document
9443 the restrictions on its use.
9445 (gimple_set_uid): Tidy.
9447 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9449 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9450 zero guard even if align_bytes != 0 and count is smaller than
9453 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9455 PR rtl-optimization/38495
9456 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9457 (add_range_and_copies_from_move_list): Print all added ranges.
9458 Add ranges to memory optimized destination.
9460 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9464 * config/i386/i386.c (override_options): Reject
9465 -mstringop-strategy=rep_8byte with -m32.
9466 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9467 to 1. Do count comparison against epilogue_size_needed at compile
9468 time even when count_exp was constant forced into register. For
9469 size_needed don't jump to epilogue, instead just avoid aligning
9470 and invoke the body algorithm. If need_zero_guard, add zero guard
9471 even if count is non-zero, but smaller than size_needed + number of
9472 bytes that could be stored for alignment.
9473 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9474 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9475 but smaller than size_needed + number of bytes that could be stored
9476 for alignment. Compare size_needed with epilogue_size_needed instead
9477 of desired_align - align, don't adjust size_needed, pass
9478 epilogue_size_needed to the epilogue expanders.
9481 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9483 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9485 * pa.c (last_address): Change to unsigned.
9486 (update_total_code_bytes): Change argument to unsigned. Don't
9487 check if insn addresses are set.
9488 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9489 addresses are not set.
9490 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9492 2009-01-09 Nick Clifton <nickc@redhat.com>
9494 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9495 DECL_DECLARED_INLINE_P.
9497 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9500 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9501 GET_MODE (op0) in operand_subword_force calls.
9504 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9505 fold_convert arg0 operands to TREE_TYPE (op0) first.
9507 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9509 * params.def (ira-max-conflict-table-size): Decrease default value
9512 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9514 PR tree-optimization/37031
9515 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9517 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9518 allocate it using gc instead of heap, use VEC_quick_push instead of
9520 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9521 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9522 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9523 allocated vector from heap allocated.
9524 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9525 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9526 vector only after perfect_loop_nest_depth call.
9528 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9529 Jan Sjodin <jan.sjodin@amd.com>
9531 PR tree-optimization/38559
9532 * graphite.c (debug_value, copy_constraint,
9533 swap_constraint_variables, scale_constraint_variable, ): New.
9534 (get_lower_bound, get_upper_bound): Removed.
9535 (graphite_trans_bb_strip_mine): Clean up this code that works
9536 only for constant number of iterations. Fully copy upper and
9537 lower bound constraints, not only the constant part of them.
9538 * graphite.h (debug_value): Declared.
9540 2009-01-08 Ira Rosen <irar@il.ibm.com>
9542 PR tree-optimization/37194
9543 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9544 Don't add the cost of cost model guard in prologue to scalar
9545 outside cost in case of known number of iterations.
9547 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9548 Alan Modra <amodra@bigpond.net.au>
9550 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9551 non-word-aligned REG+CONST addressing.
9553 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9556 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9557 free_after_compilation when outputting a thunk.
9558 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9559 Do not call free_after_compilation here.
9561 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9563 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9564 (ix86_valid_target_attribute_inner_p): Ditto.
9566 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9568 PR tree-optimization/38492
9569 PR tree-optimization/38498
9570 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9571 * tree-chrec.h (scev_is_linear_expression): Declared.
9572 * graphite.c (graphite_cannot_represent_loop_niter): New.
9573 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9574 (graphite_loop_normal_form): Use gcc_assert.
9575 (scan_tree_for_params): Use CASE_CONVERT.
9576 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9577 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9578 Use gcc_assert. Discard scops that contain unhandled cases.
9579 (build_scop_conditions): Return a boolean status for unhandled cases.
9580 (strip_mine_profitable_p): Print the loop number, not its depth.
9581 (is_interchange_valid): Pass the depth of the loop nest, don't
9582 recompute it wrongly.
9583 (graphite_trans_bb_block): Same.
9584 (graphite_trans_bb_block): Print tentative of loop blocking.
9585 (graphite_trans_scop_block): Do not print that the loop has been
9587 (graphite_transform_loops): Do not handle scops that contain condition
9590 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9592 AVX Programming Reference (December, 2008)
9593 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9594 (_mm256_stream_pd): Likewise.
9595 (_mm256_stream_ps): Likewise.
9597 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9598 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9599 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9600 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9601 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9602 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9603 (ix86_expand_special_args_builtin): Likewise.
9605 * config/i386/sse.md (AVXMODEDI): New.
9606 (avx_movnt<mode>): Likewise.
9607 (avx_movnt<mode>): Likewise.
9608 (<sse>_movnt<mode>): Remove AVX support.
9609 (sse2_movntv2di): Likewise.
9611 2009-01-07 Richard Guenther <rguenther@suse.de>
9614 * fold-const.c (extract_muldiv): Remove obsolete comment.
9615 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9616 to PLUS_EXPR canonicalization for the canonicalization.
9618 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9620 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9621 hosted cross-compilers generating less efficient code.
9623 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9625 * function.h (rtl_data): Add a dbr_scheduled_p field.
9626 * reorg.c (dbr_schedule): Set it.
9627 (gate_handle_delay_slots): Check it.
9628 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9629 (mips_reorg): Check flag_delayed_branch instead of
9630 mips_base_delayed_branch.
9631 (mips_override_options): Don't set mips_base_delayed_branch
9632 or flag_delayed_branch.
9634 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9636 PR rtl-optimization/38426.
9637 * ira.c (ira): Set current_function_is_leaf earlier.
9639 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9641 PR rtl-optimization/38722
9642 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9643 too early, only set a flag and modify after last possible
9646 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9649 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9650 * real.c (decimal_single_format): Correct values of emin and emax.
9651 (decimal_double_format): Ditto.
9652 (decimal_quad_format): Ditto.
9653 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9654 computation of DECnn_MIN and DECnn_MAX for corrected values of
9655 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9656 __DECnn_MIN__, and adjust its computation for the corrected value
9659 2009-01-06 Jan Hubicka <jh@suse.cz>
9662 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9664 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9666 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9667 Add Robert Clark to the list of testers.
9669 2009-01-06 Jan Hubicka <jh@suse.cz>
9670 Kai Tietz <kai.tietz@onevision.com>
9672 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9673 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9675 2009-01-06 Jan Hubicka <jh@suse.cz>
9676 Kai Tietz <kai.tietz@onevision.com>
9678 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9680 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9681 (ix86_nsaved_regs): Count only general purpose regs.
9682 (ix86_nsaved_sseregs): New.
9683 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9684 to 16 for w64; compute padding and size of sse reg save area.
9685 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9686 general purpose regs.
9687 (ix86_emit_save_sse_regs_using_mov): New.
9688 (ix86_expand_prologue): Save SSE regs if needed.
9689 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9690 (ix86_emit_restore_sse_regs_using_mov): New.
9691 (ix86_expand_epilogue): Save SSE regs if needed.
9693 2009-01-06 Jan Hubicka <jh@suse.cz>
9694 Kai Tietz <kai.tietz@onevision.com>
9696 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9697 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9698 functions when accumulate outgoing args is off.
9700 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9703 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9704 before using pseudos_have_intersected_live_ranges_p.
9706 * ira-int.h (ira_assert): Always define.
9708 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9710 AVX Programming Reference (December, 2008)
9711 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9712 (_mm256_permute2_pd): Likewise.
9713 (_mm_permute2_ps): Likewise.
9714 (_mm256_permute2_ps): Likewise.
9715 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9716 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9718 * config/i386/i386.c (ix86_builtins): Remove
9719 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9720 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9721 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9722 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9723 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9724 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9725 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9726 __builtin_ia32_vpermil2ps256.
9727 (ix86_init_mmx_sse_builtins): Updated.
9728 (ix86_expand_args_builtin): Likewise.
9730 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9732 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9733 long absolute calls when generating PA 2.0 code.
9735 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9737 PR rtl-optimization/38583
9738 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9740 * params.def (ira-max-conflict-table-size): New.
9742 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9744 * ira.h (ira_conflicts_p): New external definition.
9746 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9747 table. Report this. Return result of building.
9748 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9749 building conflict table.
9751 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9752 (ira_color): Use ira_conflicts_p.
9754 * global.c: Include ira.h.
9755 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9758 * Makefile.in (global.o): Add ira.h.
9760 * ira-build.c (mark_all_loops_for_removal,
9761 propagate_some_info_from_allocno): New.
9762 (remove_unnecessary_allocnos): Call
9763 propagate_some_info_from_allocno.
9764 (remove_low_level_allocnos): New.
9765 (remove_unnecessary_regions): Add parameter. Call
9766 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9767 parameter to remove_unnecessary_regions.
9768 (ira_build): Remove all regions but root if the conflict table was
9769 not built. Update conflict hard regs for allocnos crossing calls.
9771 * ira.c (ira_conflicts_p): New global.
9772 (ira): Define and use ira_conflicts_p.
9774 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9775 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9776 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9778 2009-01-06 Ben Elliston <bje@au.ibm.com>
9780 * gengtype-lex.l (YY_NO_INPUT): Define.
9782 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9785 * c-common.c (handle_vector_size_attribute): Also reject
9788 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9790 PR tree-optimization/38492
9791 * graphite.c (rename_map_elt, debug_rename_elt,
9792 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9793 rename_map_elt_info, eq_rename_map_elts,
9794 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9795 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9796 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9797 (sese_build_livein_liveouts): New.
9798 (new_sese, free_sese): New.
9799 (new_scop): Call new_sese.
9800 (free_scop): Call free_sese.
9801 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9802 (register_old_new_names): Renamed register_old_and_new_names.
9803 (register_scop_liveout_renames, add_loop_exit_phis,
9804 insert_loop_close_phis, struct igp,
9805 default_liveout_before_guard, add_guard_exit_phis,
9806 insert_guard_phis, copy_renames): New.
9807 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9808 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9809 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9810 (scop_adjust_phis_for_liveouts): New.
9811 (gloog): Call scop_adjust_phis_for_liveouts.
9813 * graphite.h (struct sese): Documented. Added fields liveout,
9815 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9816 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9817 (struct scop): Added field liveout_renames.
9818 (SCOP_LIVEOUT_RENAMES): New.
9820 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9822 PR tree-optimization/38510
9823 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9824 (translate_clast): Call recompute_all_dominators before
9826 (gloog): Call recompute_all_dominators before graphite_verify.
9828 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9829 Jan Sjodin <jan.sjodin@amd.com>
9831 PR tree-optimization/38500
9832 * graphite.c (create_sese_edges): Call fix_loop_structure after
9835 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9837 * config.gcc: Add m32r*-*-rtems*.
9838 * config/m32r/rtems.h: New file.
9840 2009-01-05 Ben Elliston <bje@au.ibm.com>
9842 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9843 (.po.pox): Likewise.
9844 (po/gcc.pot): Likewise.
9846 2009-01-04 David S. Miller <davem@davemloft.net>
9848 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9849 (STARTING_FRAME_OFFSET): Always set to zero.
9851 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9853 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9854 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9855 fixed-point types, and vectors of the same.
9857 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9859 * config/mips/sync.md (*mb_barrier): Rename to...
9860 (*memory_barrier): ...this.
9862 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9864 * doc/extend.texi (Function Attributes): Move @cindex after @item
9865 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9866 and put in alphabetical order. Fix 'target' name and put in order.
9867 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9870 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9872 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9873 (memory_barrier): Expand as unspec instead of unspec_volatile.
9874 Remove mem:BLK from insn operands. Use Pmode scratch register.
9875 (*memory_barrier): Define as unspec instead of unspec_volatile.
9876 Use (match_dup 0) as input operand.
9878 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9879 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9880 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9881 scratch register. Remove operand 1.
9882 (*stbar): Define as unspec instead of unspec_volatile.
9883 Use (match_dup 0) as input operand, remove (const_int 8).
9884 (*membar): Define as unspec instead of unspec_volatile.
9885 Use (match_dup 0) as input operand, remove input operand 2.
9887 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9888 (memory_barrier): Expand as unspec instead of unspec_volatile.
9889 Remove mem:BLK from insn operands. Use Pmode scratch register.
9890 (*memory_barrier): Define as unspec instead of unspec_volatile.
9891 Use (match_dup 0) as input operand.
9893 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9894 Remove mem:BLK from insn operands. Use Pmode scratch register.
9895 Set volatile flag on operand 0.
9896 (*memory_barrier): New insn pattern.
9898 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9900 (*memory_barrier): Use (match_dup 0) as input operand.
9902 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9903 Remove mem:BLK from insn operands. Use Pmode scratch register.
9904 Set volatile flag on operand 0.
9905 (*mb_internal): New insn pattern.
9907 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9909 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9912 * function.c (struct temp_slot): Move to the section of the file
9913 that deals with temp slots. Remove field 'address'.
9914 (temp_slot_address_table): New hash table of address -> temp slot.
9915 (struct temp_slot_address_entry): New struct, items for the table.
9916 (temp_slot_address_compute_hash, temp_slot_address_hash,
9917 temp_slot_address_eq, insert_temp_slot_address): Support functions
9919 (find_temp_slot_from_address): Rewrite to use the new hash table.
9920 (remove_unused_temp_slot_addresses): Remove addresses of temp
9921 slots that have been made available.
9922 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9923 worker function for remove_unused_temp_slot_addresses.
9924 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9925 Add the temp slot address to the address -> temp slot map.
9926 (update_temp_slot_address): Update via insert_temp_slot_address.
9927 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9928 (pop_temp_slots): Likewise.
9929 (init_temp_slots): Allocate the address -> temp slot map, or empty
9930 the map if it is already allocated.
9931 (prepare_function_start): Initialize temp slot processing.
9933 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9936 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9937 Calculate the size of all stack vars assuming no packing of stack
9938 vars will happen, replacing a quadratic algorithm with a linear one.
9940 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9943 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9946 2009-01-03 Diego Novillo <dnovillo@google.com>
9948 * doc/contrib.texi: Update contributions.
9950 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9953 * builtins.c (fold_builtin_memory_op): Give up if either operand
9954 is volatile. Set srctype or desttype to non-qualified version
9958 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9961 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9963 PR rtl-optimization/35805
9964 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9965 problem if fast dce is able to remove any instructions.
9966 * dce.c (dce_process_block): Fix dump message.
9968 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9971 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9973 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9976 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9977 * tree-pretty-print.c (op_code_prio): New function.
9978 (op_prio): No longer static. Use op_code_prio.
9979 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9980 Use op_prio and op_code_prio to determine if () should be
9981 printed around operand(s) or not.
9983 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9984 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9985 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9986 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9987 pp_character instead of pp_string for single letter printing.
9989 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9991 * doc/extend.texi: Fix '#pragma GCC option' typo.
9993 2009-01-02 Richard Guenther <rguenther@suse.de>
9995 * doc/install.texi (--enable-checking): Mention different
9997 (--enable-stage1-checking): Document.
9999 2009-01-01 Andrew Pinski <pinskia@gmail.com>
10001 PR middle-end/30142
10002 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
10003 case to be an error.
10005 2009-01-02 Ben Elliston <bje@au.ibm.com>
10007 * config/fp-bit.h (pack_d): Constify argument.
10008 * config/fp-bit.c (makenan): Constify return type. Remove casts.
10009 (isnan): Constify argument.
10011 (iszero): Likewise.
10012 (pack_d): Likewise.
10013 (_fpadd_parts): Constify return type.
10014 (_fpmul_parts): Likewise.
10015 (_fpdiv_parts): Likewise.
10017 2009-01-01 Jakub Jelinek <jakub@redhat.com>
10020 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
10021 warn about overwriting initializer with side-effects or
10022 -Woverride-init if !IMPLICIT.
10023 (output_init_element): Likewise. Pass IMPLICIT down to
10025 (process_init_element): Add IMPLICIT argument. Pass it down
10026 to output_init_element.
10027 (push_init_element, pop_init_level, set_designator): Adjust
10028 process_init_element callers.
10029 (set_nonincremental_init, set_nonincremental_init_from_string):
10030 Adjust add_pending_init callers.
10031 (output_pending_init_elements): Adjust output_init_element callers.
10032 * c-tree.h (process_init_element): Adjust prototype.
10033 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
10034 process_init_element callers.
10037 Copyright (C) 2009 Free Software Foundation, Inc.
10039 Copying and distribution of this file, with or without modification,
10040 are permitted in any medium without royalty provided the copyright
10041 notice and this notice are preserved.