1 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3 * expmed.c (synth_mult): When trying out a shift, pass the result
6 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
10 (init_expmed): Compute shiftsub1_cost.
11 (synth_mult): Optimize multiplications by constants of the form
12 -(2^^m-1) for some constant positive integer m.
14 2009-05-03 Richard Guenther <rguenther@suse.de>
17 * c-typeck.c (array_to_pointer_conversion): Do not built
18 ADDR_EXPRs of arrays of pointer-to-element type.
19 * c-gimplify.c (c_gimplify_expr): Revert change fixing
20 up wrong ADDR_EXPRs after-the-fact.
21 * c-common.c (strict_aliasing_warning): Strip pointer
22 conversions for obtaining the original type.
23 * builtins.c (fold_builtin_memset): Handle array types.
24 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
27 2009-05-03 Richard Guenther <rguenther@suse.de>
30 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
31 Do not lose casts from array types with unknown extent to array
32 types with known extent.
33 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
34 alias set compatibility.
36 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
38 * flags.h (extra_warnings): Delete.
39 * toplev.c (process_options): Handle Wuninitialized here.
40 * opts.c (extra_warnings): Delete.
42 (common_handle_option): -Wextra can be handled automatically.
43 * c-opts.c (c_common_handle_option): Delete obsolete code.
44 (c_common_post_options): Simplify comment.
45 * common.opt (W): Add Var.
47 (Wuninitialized): Initialize to -1.
49 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
50 Richard Guenther <rguenther@suse.de>
52 * expr.c (get_def_for_expr): New function.
53 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
54 SSA rather than trees.
55 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
56 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
58 2009-05-03 Joseph Myers <joseph@codesourcery.com>
60 * c-common.c (reswords): Add _Imaginary.
61 * c-common.c (enum rid): Add RID_IMAGINARY.
63 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
65 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
66 Patch by Richard Guenther.
68 2009-05-03 Anatoly Sokolov <aesok@post.ru>
70 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
71 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
72 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
73 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
74 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
75 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
76 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
77 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
78 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
79 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
80 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
81 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
82 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
83 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
84 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
85 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
86 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
87 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
89 2009-05-02 Richard Guenther <rguenther@suse.de>
91 PR tree-optimization/39940
92 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
95 2009-05-02 Richard Guenther <rguenther@suse.de>
98 * tree-ssa.c (execute_update_addresses_taken): Properly check
99 if we can mark a variable DECL_GIMPLE_REG_P.
100 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
101 back to the end of the function.
102 (is_gimple_reg_type): Remove complex type special casing.
103 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
106 2009-05-02 Ben Elliston <bje@au.ibm.com>
108 * doc/collect2.texi (Collect2): Document search path behaviour
109 when configured with --with-ld.
111 2009-05-02 Jan Hubicka <jh@suse.cz>
113 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
114 parameter; update callers.
115 (coalesce_cost_edge): EH edges are costier because they needs splitting
116 even if not critical and even more costier when there are multiple
119 2009-05-02 Jan Hubicka <jh@suse.cz>
121 * except.c (remove_eh_handler_and_replace): Handle updating after
124 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
126 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
128 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
130 * varasm.c: Do not include c-pragma.h.
131 * attribs.c: Do not incude c-common.h.
133 2009-05-01 Michael Matz <matz@suse.de>
135 * calls.c (initialize_argument_information): Handle SSA names like
136 decls with a non MEM_P DECL_RTL.
138 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
140 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
141 * ipa-utils.c: Likewise.
142 * ipa-type-escape.c: Likewise.
143 * cgraphunit.c Do not include c-common.h.
144 * ipa-pure-const.c: Likewise.
145 * tree-if-conv.c: Likewise.
146 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
147 * ipa-struct-reorg.c: Likewise.
148 * tree-nomudflap.c: Likewise.
149 * tree-ssa-structalias.c: Likewise.
151 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
153 * store-motion.c: Many cleanups to make this pass a first-class
154 citizen instead of an appendix to gcse load motion. Add TODO list
155 to make this pass faster/cleaner/better.
157 (struct ls_expr): Post gcse.c-split cleanups.
158 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
159 "stores" field to "avail_stores".
160 (pre_ldst_mems): Rename to store_motion_mems.
161 (pre_ldst_table): Rename to store_motion_mems_table.
162 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
163 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
164 (ldst_entry): Rename to st_expr_entry, update users.
165 (free_ldst_entry): Rename to free_st_expr_entry, update users.
166 (free_ldst_mems): Rename to free_store_motion_mems, update users.
167 (enumerate_ldsts): Rename to enumerate_store_motion_mems, update caller.
168 (first_ls_expr): Rename to first_st_expr, update users.
169 (next_ls_expr): Rename to next_st_expr, update users.
170 (print_ldst_list): Rename to print_store_motion_mems. Print names of
171 fields properly for store motion instead of names inherited from load
173 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
174 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
177 (ae_kill): Rename to st_kill, update users.
178 (ae_gen): Rename to st_avloc, update users.
179 (transp): Rename to st_transp, update users.
180 (pre_insert_map): Rename to st_insert_map, update users.
181 (pre_delete_map): Rename to st_delete_map, update users.
182 (insert_store, build_store_vectors, free_store_memory,
183 one_store_motion_pass): Update for abovementioned changes.
185 (gcse_subst_count, gcse_create_count): Remove.
186 (one_store_motion_pass): New statistics counters "n_stores_deleted"
187 and "n_stores_created", local variables.
189 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
192 (regvec, compute_store_table_current_insn): Remove.
193 (reg_set_info, reg_clear_last_set): Remove.
194 (compute_store_table): Use DF caches instead of local dataflow
197 2009-05-01 Joseph Myers <joseph@codesourcery.com>
199 * c-objc-common.c (c_tree_printer): Print identifiers with
200 pp_identifier, not pp_string. Mark "({anonymous})" for
202 * c-pretty-print.c (pp_c_ws_string): New.
203 (pp_c_cv_qualifier, pp_c_type_specifier,
204 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
205 pp_c_storage_class_specifier, pp_c_function_specifier,
206 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
207 pp_c_primary_expression, pp_c_postfix_expression,
208 pp_c_unary_expression, pp_c_shift_expression,
209 pp_c_relational_expression, pp_c_equality_expression,
210 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
211 use pp_string and pp_c_ws_string in place of pp_identifier and
212 pp_c_identifier for non-identifiers. Mark English strings for
214 * c-pretty-print.h (pp_c_ws_string): Declare.
216 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
217 Roland McGrath <roland@redhat.com>
219 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id
221 (ENABLE_LD_BUILDID): New configuration option.
222 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
223 (LINK_BUILDID_SPEC): New macro.
224 (init_spec): If defined, prepend it between LINK_EH_SPEC and
226 * doc/install.texi: Document --enable-linker-build-id option.
227 * configure: Rebuild.
228 * config.in: Rebuild.
230 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
232 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
233 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
234 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
235 MIPS_GP_SAVE_AREA_SIZE.
236 * config/mips/mips.c (struct mips_frame_info): Update comment
237 before arg_pointer_offset and hard_frame_pointer_offset.
238 (mips_compute_frame_info): Update diagram before function: to
239 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
240 indicate the position of frame_pointer_rtx with -fstack-protector and
241 to show args_size. Don't allocate cprestore area for leaf functions
242 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
244 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
246 2009-04-30 Michael Matz <matz@suse.de>
248 PR tree-optimization/39955
249 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
251 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
253 * ira.c (setup_cover_and_important_classes): Use safe macro
254 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
256 * genpreds.c (write_tm_preds_h): Output suitable definition of
257 REG_CLASS_FOR_CONSTRAINT.
259 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
261 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
263 * bitmap.c (bitmap_descriptor): Likewise.
264 * ggc-common.c (loc_descriptor): Likewise.
265 * varray.c (varray_descriptor): Likewise.
266 * vec.c (vec_descriptor): Likewise.
268 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
270 * Makefile.in (dce.o): Add $(EXCEPT_H).
271 * dce.c: Include except.h and delete redundant vector definitions.
272 (deletable_insn_p): Return false for non-call insns that can throw
275 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
277 * gcse.c (ae_gen): Remove.
278 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
279 and make non-static function to make it available in store-motion.c.
280 Update call sites with search-and-replace.
281 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
282 extract_mentioned_regs, extract_mentioned_regs_helper,
283 find_moveable_store, compute_store_table, load_kills_store, find_loads,
284 store_killed_in_insn, store_killed_after, store_killed_before,
285 build_store_vectors, insert_insn_start_basic_block, insert-store,
286 remove_reachable_equiv_notes, replace_store_insn, delete_store,
287 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
288 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
289 * store-motion.c: ...new file. Also copy data structures from gcse.c
290 and clean up to remove parts not used by store motion.
291 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
292 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
294 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
297 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
298 when optimizing for size.
300 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
302 * gcse.c (gcse_constant_p): Fix typo in last change.
304 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
306 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
308 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
310 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
312 2009-04-29 James E. Wilson <wilson@codesourcery.com>
314 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
315 CONST_HIGH_PART result.
317 2009-04-29 Anatoly Sokolov <aesok@post.ru>
319 * config/avr/avr.c (initial_elimination_offset): Rename to
320 avr_initial_elimination_offset.
321 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
322 change return type to bool.
323 (avr_can_eliminate): New function.
324 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
325 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
326 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
327 * config/avr/avr-protos.h (initial_elimination_offset) : Rename to
328 avr_initial_elimination_offset.
329 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
330 (avr_initial_elimination_offset): Define.
332 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
333 Steven Bosscher <steven@gcc.gnu.org>
335 PR rtl-optimization/39938
336 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
337 * cfgrtl.c: Include insn-attr.h.
338 (rest_of_pass_free_cfg): New function.
339 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
340 * resource.c (init_resource_info): Remove call to df_analyze.
342 2009-04-29 Richard Guenther <rguenther@suse.de>
345 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
346 allow conversion to signed integers.
348 2009-04-29 Richard Guenther <rguenther@suse.de>
350 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
351 shifts of floating point vectors if the shift amount is
352 a constant multiple of the element size.
354 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
355 Michael Matz <matz@suse.de>
359 * tree-outof-ssa.c (emit_partition_copy): New function.
360 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
361 insert_part_to_rtx_on_edge): Perform the partition base var
362 copy using emit_partition_copy.
363 (insert_value_copy_on_edge): Convert constants to the right mode.
364 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
365 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
367 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
369 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
370 scan backwards to try to find a constant to initialize it.
372 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
373 insn before the loop_end instruction, don't look past labels.
375 2009-04-29 Richard Guenther <rguenther@suse.de>
378 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
379 loose type conversions.
380 (forward_propagate_addr_expr): Fix tuplification bug. Remove
381 stmts only if there are no uses of its definition.
383 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
385 * config/bfin/bfin.h (splitting_loops): Declare.
386 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
387 Reorder bit definitions to be ascending.
388 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
389 * config/bfin/bfin.c (splitting_loops): New variable.
390 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
391 (struct loop_info): Remove members INIT and LOOP_INIT.
392 (bfin_optimize_loop): Don't set them. Reorder the code that generates
393 the LSETUP sequence. Allow LC to be loaded from any register, but also
394 add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
395 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
397 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
400 * config/bfin/bfin.md (movsi_insn): Refine constraints.
402 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
404 * Makefile.in (PLUGIN_VERSION_H): New.
405 (OBJS-common): Remove plugin-version.o.
406 (plugin.o): Depend on (PLUGIN_VERSION_H).
407 (plugin-version.o): Remove.
408 * configure: Regenerate
409 * configure.ac: Create plugin-version.h.
410 * gcc-plugin.h (plugin_gcc_version): Remove.
411 (plugin_default_version_check): Change signature.
412 * plugin-version.c: Remove.
413 * plugin.c: Include plugin-version.h.
414 (str_plugin_gcc_version_name): Remove.
415 (try_init_one_plugin): Pass gcc version to plugin_init.
416 (plugin_default_version_check): Both gcc and plugin versions are now
419 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
421 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
422 problematic last insns. Test for TYPE_CALL rather than CALL_P.
423 Remove special case testing for last insn of inner loops. Don't fail if
424 the loop ends with a jump, emit an extra nop instead.
426 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
427 DREGS rather than comparing directly. Remove code that tries to
428 account for latencies.
430 2009-04-29 Richard Guenther <rguenther@suse.de>
432 PR tree-optimization/39941
433 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
434 eliminating an indirect call.
436 2009-04-29 Richard Guenther <rguenther@suse.de>
438 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
439 parameter. Allow invariants as base if !require_lvalue.
440 (verify_gimple_assign_single): Adjust.
442 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
444 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
445 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
446 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3, ssubhi3,
447 ssaddhi3_parts and sssubhi3_parts.
448 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
450 * config/bfin/bfin.c (bfin_expand_builtin, case BFIN_BUILTIN_CPLX_SQU):
453 2009-04-28 Richard Guenther <rguenther@suse.de>
455 * tree-vect-loop.c (get_initial_def_for_induction): Use
456 correct types for pointer increment.
458 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
460 * toplev.c (print_version): Update GMP version string calculation.
462 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
464 PR rtl-optimization/39938
465 * resource.c (init_resource_info): Add call to df_analyze.
467 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
469 * config/alpha/alpha.md (usegp): Cast the result of
470 alpha_find_lo_sum_using_gp to enum attr_usegp.
471 * config/alpha/alpha.c (override_options): Remove end-of-structure
472 marker element from cpu_table. Use array size of cpu_table to handle
473 -mcpu and -mtune options.
474 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
476 2009-04-28 Joseph Myers <joseph@codesourcery.com>
478 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
479 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
481 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
483 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
484 * config/rs6000/option-defaults.h: ... here. New file.
485 (OPT_64, OPT_32): Define.
486 (MASK_64BIT): Define to 0 if not already defined.
487 (OPT_ARCH64, OPT_ARCH32): Define.
488 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
491 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
493 * config/arm/arm.c (arm_override_options): Emit error on using
496 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
498 PR rtl-optimization/39914
499 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
500 registers for allocnos created from user-defined variables only
503 2009-04-28 Richard Guenther <rguenther@suse.de>
506 * fold-const.c (fold_binary): Use distribute_real_division only
509 2009-04-28 Steve Ellcey <sje@cup.hp.com>
511 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
512 add hpux-stdint.h to tm_file.
513 (hppa[12]*-*-hpux11*): Ditto.
514 (ia64*-*-hpux*): Ditto.
515 * config/hpux-stdint.h: New.
516 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
517 __STDC_EXT__ for all compiles.
518 * config/pa/pa-hpux.h: Ditto.
519 * config/pa/pa-hpux10.h: Ditto.
520 * config/pa/pa-hpux11.h: Ditto.
522 2009-04-28 Catherine Moore <clm@codesourcery.com>
524 * debug.h (set_name): Add comment.
526 2009-04-28 Andrew Pinski <pinskia@gmail.com>
529 * config/darwin.c (machopic_gen_offset): Check
530 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
531 * config/arm/arm.c (require_pic_register): Likewise.
533 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
535 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
536 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
537 m32c_promote_prototypes): Delete.
539 2009-04-28 Michael Matz <matz@suse.de>
542 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
545 2009-04-28 Richard Guenther <rguenther@suse.de>
547 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
549 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
551 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
552 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
553 * config/arm/arm-tune.md: Regenerate.
555 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
557 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
558 block if there are complex incoming edges.
559 (sel_merge_blocks): Remove useless assert.
560 (sel_redirect_edge_and_branch): Check that edge was redirected.
561 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
562 (sel_find_rgns): Delete declaration.
563 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
564 the region when it is not a preheader.
566 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
569 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
571 2009-04-28 Richard Guenther <rguenther@suse.de>
573 * tree.h (SSA_NAME_VALUE): Remove.
574 (struct tree_ssa_name): Remove value_handle member.
575 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
576 array for jump threading.
577 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
579 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
580 * tree-flow.h (threadedge_initialize_values): Declare.
581 (threadedge_finalize_values): Likewise.
582 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
583 (SSA_NAME_VALUE): Define.
584 (threadedge_initialize_values): New function.
585 (threadedge_finalize_values): Likewise.
586 * tree-ssa-dom.c (ssa_name_values): New global variable.
587 (SSA_NAME_VALUE): Define.
588 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
590 2009-04-28 Ira Rosen <irar@il.ibm.com>
592 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
593 Use REPORT_VECTORIZED_LOCATIONS instead
594 REPORT_VECTORIZED_LOOPS.
595 * tree-vectorizer.c (vect_verbosity_level): Make static.
596 (vect_loop_location): Rename to vect_location.
597 (vect_set_verbosity_level): Update comment.
598 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
600 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
601 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
602 instead REPORT_UNVECTORIZED_LOOPS.
603 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
604 vect_loop_def to vect_external_def and vect_internal_def.
605 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
606 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
607 REPORT_UNVECTORIZED_LOCATIONS.
608 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
609 and vect_used_in_loop and to vect_unused_in_scope and
611 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
612 (vect_verbosity_level): Remove declaration.
613 (vect_analyze_operations): Likewise.
614 (vect_analyze_stmt): Declare.
615 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
616 REPORT_UNVECTORIZED_LOCATIONS.
617 (vect_get_loop_niters): Fix indentation.
618 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
619 (vect_analyze_loop_operations): New function.
620 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
621 vect_analyze_operations.
622 (vect_is_simple_reduction): Use new names.
623 (vectorizable_live_operation, vect_transform_loop): Likewise.
624 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
625 specify whether the data references can be a part of interleaving chain.
626 (vect_analyze_data_ref_dependence): Use new names.
627 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
628 (vect_create_addr_base_for_vector_ref): Remove redundant code.
629 * tree-vect-patterns.c (widened_name_p): Use new names.
630 (vect_recog_dot_prod_pattern): Likewise.
631 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
632 (process_use, vect_mark_stmts_to_be_vectorized,
633 vect_model_simple_cost, vect_model_store_cost,
634 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
635 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
636 vectorizable_operation, vectorizable_type_demotion,
637 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
638 vectorizable_condition): Likewise.
639 (vect_analyze_operations): Split into vect_analyze_loop_operations
641 (vect_analyze_stmt): ... new function.
642 (new_stmt_vec_info): Use new names.
643 (vect_is_simple_use): Use new names and fix comment.
644 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
645 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
647 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
650 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
651 and integer modes for x87 operands. Do not ICE for unsupported size,
652 generate error instead. Generate error for unsupported operand types.
653 ['z']: Do not handle HImode memory operands specially. Warning
654 for floating-point operands. Fallthru to 'Z' for unsupported operand
655 types. Do not ICE for unsupported size, generate error instead.
656 (output_387_binary_op): Use %Z to output operands.
657 (output_fp_compare): Ditto.
658 (output_387_reg_move): Ditto.
660 2009-04-28 Ben Elliston <bje@au.ibm.com>
665 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
667 * builtins.c (c_strlen): Do not warn here.
668 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
669 * c-common.c (pointer_int_sum): Take an explicit location.
670 Warn about offsets out of bounds.
671 * c-common.h (pointer_int_sum): Adjust declaration.
673 2009-04-27 Ian Lance Taylor <iant@google.com>
675 * collect2.c (is_ctor_dtor): Change type of ret field in struct
677 * dce.c (run_fast_df_dce): Change type of old_flags to int.
678 * df-core.c (df_set_flags): Change return type to int. Change
679 type of old_flags to int.
680 (df_clear_flags): Likewise.
681 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
682 (df_get_conditional_uses): Likewise.
683 * df.h (df_set_flags, df_clear_flags): Update declarations.
684 * dwarf2out.c (struct indirect_string_node): Change type of form
685 field to enum dwarf_form.
686 (AT_string_form): Change return type to enum dwarf_form.
687 * fixed-value.c (fixed_compare): Add cast to enum type.
688 * fwprop.c (update_df): Change 0 to VOIDmode.
689 * gensupport.c: Change 0 to UNKNOWN.
690 * gimple.h (gimple_cond_code): Add cast to enum type.
691 * haifa-sched.c (reemit_notes): Add cast to enum type.
692 * hooks.c (hook_int_void_no_regs): Remove function.
693 * hooks.h (hook_int_void_no_regs): Remove declaration.
694 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
695 * predict.c (combine_predictions_for_insn): Add casts to enum type.
696 * real.c (real_arithmetic): Add cast to enum type.
697 (real_compare): Likewise.
698 * target.h (struct gcc_target): Change return type of
699 branch_target_register_class to enum reg_class.
700 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
701 default_branch_target_register_class.
702 * targhooks.c (default_branch_target_register_class): New function.
703 * targhooks.h (default_branch_target_register_class): Declare.
704 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
705 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
707 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
709 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
710 vect_uninitialized_def. Change 0 to ERROR_MARK.
711 * tree-vect-stmts.c (supportable_widening_operation): Don't
712 initialize icode1 and icode2.
713 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
714 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
716 (cmn_err_flag_specs): Change 0 to STD_C89.
717 (cmn_err_char_table): Likewise.
718 * config/arm/arm.c (get_arm_condition_code): Change type of code
719 to enum arm_cond_code.
720 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
721 (IWMMXT_BUILTIN2): Likewise.
722 (neon_builtin_type_bits): Don't define typedef.
723 (neon_builtin_datum): Change type of bits field to int.
724 (arm_expand_neon_args): Add cast to enum type.
725 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
727 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
729 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
731 * config/mips/mips.md (jal_macro): Return enum constant.
732 (single_insn): Likewise.
733 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
735 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
737 * config/s390/s390.c (s390_tune_flags): Change type to int.
738 (s390_arch_flags): Likewise.
739 (s390_handle_arch_option): Change flags field of struct pta to int.
740 * config/s390/s390.h (s390_tune_flags): Update declaration.
741 (s390_arch_flags): Likewise.
742 * config/sh/sh.c (prepare_move_operands): Compare
743 tls_symbolic_operand result with enum constant.
744 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
745 (sh_expand_prologue): Add cast to enum type.
746 (sh_expand_epilogue): Likewise.
747 (tls_symbolic_operand): Change return type to enum tls_model.
748 (fpscr_set_from_mem): Add cast to enum type.
749 (legitimize_pic_address): Compare tls_symbolic_operand result with
751 (sh_target_reg_class): Change return type to enum reg_class.
752 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
754 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
755 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
756 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
757 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
758 (delayed_branch, tls_call_delay): Likewise.
759 (eligible_for_sibcall_delay): Likewise.
760 (eligible_for_return_delay): Likewise.
761 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
762 (spu_expand_builtin_1): Likewise.
764 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
765 for all types of conversions.
766 (output_init_element): Issue -Wc++-compat warning if needed when
767 initializing a bitfield with enum type.
768 * c-parser.c (c_parser_expression): Set original_type to
769 original_type of right hand operand of comman operator.
771 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
773 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
775 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
776 * doc/cpp.texi (Standard Predefined Macros)
777 (Implementation-defined behavior): Likewise.
778 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
779 * doc/gimple.texi (GIMPLE Exception Handling)
780 (@code{GIMPLE_ASSIGN}): Likewise.
781 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
782 * doc/invoke.texi (Warning Options, Optimize Options)
783 (AVR Options, Darwin Options): Likewise.
784 (Optimize Options): Reformulate -fwhole-program description.
785 * doc/loop.texi (Lambda): Likewise.
786 * doc/md.texi (Output Template, Define Constraints)
787 (Standard Names, Insn Splitting): Likewise.
788 * doc/options.texi (Option properties): Likewise.
789 * doc/passes.texi (Tree-SSA passes): Likewise.
790 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
791 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
792 (File Names and DBX): Likewise.
793 * doc/trouble.texi (Incompatibilities): Likewise.
795 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
797 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
798 instruction is correct.
800 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
802 Allow non-constant arguments to conversion intrinsics.
803 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
804 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
805 * spu.c (print_operand): Handle 'v' and 'w'.
806 (exp2_immediate_p, spu_gen_exp2): Define.
807 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
808 spu_convtf_1): Update parameter descriptions.
809 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
810 * constraints.md ('v', 'w'): New.
811 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
813 (i2f, I2F): New define_mode_attr.
814 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
815 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
816 fixuns_truncv4sfv4si2): Update to use mode attribute.
817 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
818 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
819 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
820 patterns for combine.
822 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
824 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
825 (cprop, hoist, pre, store_motion): New debug counters.
826 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
827 is not an RTL pass anymore.
828 (pass_profiling): Remove extern decl for pass removed in 2005.
829 (pass_gcse, pass_jump_bypass): Remove.
830 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
831 to 0 for clean state.
832 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
833 * cse.c (gate_handle_cse_after_global_opts,
834 rest_of_handle_cse_after_global_opts): New functions.
835 (pass_cse_after_global_opts): New pass, does local CSE.
836 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
837 (TV_CPROP): New timevar.
838 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
839 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
840 (gcse_main, recompute_all_luids): Remove.
841 (compute_hash_table_work): Call max_reg_num instead of reading
843 (cprop_jump): Don't set run_jump_opt_after_gcse.
844 (constprop_register): Always allow to alter jumps.
845 (cprop_insn): Likewise.
846 (do_local_cprop): Likewise.
847 (local_cprop_pass): Likewise. Return non-zero if something changed.
848 (cprop): Remove function, fold interesting bits into one_cprop_pass.
849 (find_implicit_sets): Add note about missed optimization opportunity.
850 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
851 pass_rtl_cprop execute function.
852 Don't bother tracking the pass number, each pass gets its own dumpfile
854 Always allow to alter jumpsand bypass jumps.
855 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
856 will just find no suitable set.
857 (pre_edge_insert): Fix dumping, this function is for PRE only.
858 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
859 pass_rtl_pre execute function.
860 (hoist_code): Return non-zero if something changed. Keep track of
861 substitutions and insertions for statistics gathering similar to PRE.
862 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
863 called from the pass_rtl_hoist execute function. Show pass statistics.
864 (compute_store_table): Use max_reg_num directly instead of using the
865 formerly global max_gcse_regno.
866 (build_store_vectors): Likewise.
867 (replace_store_insn): Fix dumping.
868 (store_motion): Rename to ...
869 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
870 pass, called from the pass_rtl_store_motion execute function. Keep
871 track of substitutions and insertions for statistics gathering similar
873 (bypass_jumps): Remove, fold interesting bits into ...
874 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
875 from the pass_rtl_cprop execute function.
876 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
877 pass_jump_bypass): Remove.
878 (gate_handle_gcse, rest_of_handle_gcse): Remove.
879 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
880 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
881 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
882 (gate_rtl_store_motion, execute_rtl_store_motion,
883 pass_rtl_store_motion): New.
884 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
885 make it clear that -fcse-skip-blocks is a no-op for backward compat.
886 * passes.c (init_optimization_passes): Remove pass_gcse and
887 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
888 and cse_after_global_opts in place of pass_gcse. Schedule cprop
889 instead of pass_jump_bypass.
891 2009-04-27 Richard Guenther <rguenther@suse.de>
894 * gimplify.c (gimplify_expr): If we are required to create
895 a temporary make sure it ends up as register.
897 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
900 * config/i386/i386.c (construct_container): Don't call
901 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
902 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
904 2009-04-27 Michael Matz <matz@suse.de>
906 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
907 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
908 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
909 (dump_replaceable_exprs): Take a bitmap.
910 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
912 (expand_gimple_basic_block): Likewise.
913 * tree-ssa-ter.c (struct temp_expr_table_d): Make
914 replaceable_expressions member a bitmap.
915 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
916 (mark_replaceable): Likewise.
917 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
918 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
920 2009-04-27 Richard Guenther <rguenther@suse.de>
922 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
923 (verify_stmts): Dispatch to gimple/type verification code.
924 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
925 issue with call argument types.
927 2009-04-27 Michael Matz <matz@suse.de>
929 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
930 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
933 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
934 Eric Botcazou <ebotcazou@adacore.com>
936 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
937 a label's basic block.
938 (mark_target_live_regs): Tidy and rework obsolete comments.
939 Change back DF problem to LIVE. If a label starts a basic block,
940 assume that all registers that used to be live then still are.
941 (init_resource_info): If a label starts a basic block, set its
942 BLOCK_FOR_INSN accordingly.
943 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
945 2009-04-27 Richard Guenther <rguenther@suse.de>
947 * tree-flow-inline.h (function_ann): Remove.
948 (get_function_ann): Likewise.
949 * tree-dfa.c (create_function_ann): Remove.
950 * tree-flow.h (struct static_var_ann_d): Remove.
951 (struct function_ann_d): Likewise.
952 (union tree_ann_d): Remove fdecl member.
953 (function_ann_t): Remove.
954 (function_ann, get_function_ann, create_function_ann): Remove
957 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
959 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
961 2009-04-27 Jan Hubicka <jh@suse.cz>
963 * ipa-pure-const.c (struct funct_state_d): New fields
964 state_previously_known, looping_previously_known; remove
966 (analyze_function): Use new fields.
967 (propagate): Avoid assumption that state_set_in_source imply
970 * tree-ssa-loop-niter.c (finite_loop_p): New function.
971 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
972 * cfgloop.h (finite_loop_p): Declare.
974 2009-04-26 Michael Matz <matz@suse.de>
976 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
978 2009-04-26 Michael Matz <matz@suse.de>
980 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
981 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
982 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
983 pass_mark_used_blocks): Remove.
984 * tree-optimize.c (pass_free_datastructures,
985 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
986 * passes.c (init_optimization_passes): Don't call
987 pass_mark_used_blocks, remove dead code.
989 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
991 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
992 * tree-ssa-live.h (register_ssa_partition): Likewise.
994 2009-04-26 Michael Matz <matz@suse.de>
997 * builtins.c (fold_builtin_next_arg): Handle SSA names.
998 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
999 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
1001 (compare_pairs): Swap cost comparison.
1002 (coalesce_ssa_name): Don't use change_partition_var.
1003 * tree-nrv.c (struct nrv_data): Add modified member.
1004 (finalize_nrv_r): Set it.
1005 (tree_nrv): Use it to update statements.
1006 (pass_nrv): Require PROP_ssa.
1007 * tree-mudflap.c (mf_decl_cache_locals,
1008 mf_build_check_statement_for): Use make_rename_temp.
1009 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
1010 * alias.c (find_base_decl): Handle SSA names.
1011 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
1012 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
1013 * rtl.h (set_reg_attrs_for_parm): Declare.
1014 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
1015 to "optimized", remove unused locals at finish.
1016 (execute_free_datastructures): Make global, call
1017 delete_tree_cfg_annotations.
1018 (execute_free_cfg_annotations): Don't call
1019 delete_tree_cfg_annotations.
1021 * ssaexpand.h: New file.
1022 * expr.c (toplevel): Include ssaexpand.h.
1023 (expand_assignment): Handle SSA names the same as register variables.
1024 (expand_expr_real_1): Expand SSA names.
1025 * cfgexpand.c (toplevel): Include ssaexpand.h.
1026 (SA): New global variable.
1027 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
1028 (SSAVAR): New macro.
1029 (set_rtl): New helper function.
1030 (add_stack_var): Deal with SSA names, use set_rtl.
1031 (expand_one_stack_var_at): Likewise.
1032 (expand_one_stack_var): Deal with SSA names.
1033 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
1034 before unique numbers.
1035 (expand_stack_vars): Use set_rtl.
1036 (expand_one_var): Accept SSA names, add asserts for them, feed them
1037 to above subroutines.
1038 (expand_used_vars): Expand all partitions (without default defs),
1039 then only the local decls (ignoring those expanded already).
1040 (expand_gimple_cond): Remove edges when jumpif() expands an
1042 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
1043 or remove abnormal edges. Ignore insns setting the LHS of a TERed
1045 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
1046 members of SA; deal with PARM_DECL partitions here; expand
1047 all PHI nodes, free tree datastructures and SA. Commit instructions
1048 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
1049 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
1050 info and statements at start, collect garbage at finish.
1051 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
1052 (VAR_ANN_PARTITION) Remove.
1053 (change_partition_var): Don't declare.
1054 (partition_to_var): Always return SSA names.
1055 (var_to_partition): Only accept SSA names.
1056 (register_ssa_partition): Only check argument.
1057 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
1059 (delete_var_map): Don't free it.
1060 (var_union): Only accept SSA names, simplify.
1061 (partition_view_init): Mark only useful SSA names as used.
1062 (partition_view_fini): Only deal with SSA names.
1063 (change_partition_var): Remove.
1064 (dump_var_map): Use ssa_name instead of partition_to_var member.
1065 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
1067 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
1068 (struct _elim_graph): New member const_dests; nodes member vector of
1070 (set_location_for_edge): New static helper.
1071 (create_temp): Remove.
1072 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
1073 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
1074 (new_elim_graph): Allocate const_dests member.
1075 (clean_elim_graph): Truncate const_dests member.
1076 (delete_elim_graph): Free const_dests member.
1077 (elim_graph_size): Adapt to new type of nodes member.
1078 (elim_graph_add_node): Likewise.
1079 (eliminate_name): Likewise.
1080 (eliminate_build): Don't take basic block argument, deal only with
1081 partition numbers, not variables.
1082 (get_temp_reg): New static helper.
1083 (elim_create): Use it, deal with RTL temporaries instead of trees.
1084 (eliminate_phi): Adjust all calls to new signature.
1085 (assign_vars, replace_use_variable, replace_def_variable): Remove.
1086 (rewrite_trees): Only do checking.
1087 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
1088 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
1089 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
1090 contains_tree_r, MAX_STMTS_IN_LATCH,
1091 process_single_block_loop_latch, analyze_edges_for_bb,
1092 perform_edge_inserts): Remove.
1093 (expand_phi_nodes): New global function.
1094 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
1095 functions, initialize new parameter, remember partitions having a
1097 (finish_out_of_ssa): New global function.
1098 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
1099 don't reset in_ssa_p here, don't disable TER when mudflap.
1100 (pass_del_ssa): Remove.
1101 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
1103 (execute_free_datastructures): Declare.
1104 * Makefile.in (SSAEXPAND_H): New variable.
1105 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
1106 * basic-block.h (commit_one_edge_insertion): Declare.
1107 * passes.c (init_optimization_passes): Move pass_nrv and
1108 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
1109 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
1110 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
1111 (redirect_branch_edge): Deal with super block when expanding, split
1112 out jump patching itself into ...
1113 (patch_jump_insn): ... here, new static helper.
1115 2009-04-26 Michael Matz <matz@suse.de>
1117 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
1118 beyond num_ssa_names.
1119 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
1120 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
1122 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1125 * fwprop.c (forward_propagate_asm): New function.
1126 (forward_propagate_and_simplify): Propagate also into __asm, if it
1127 doesn't increase the number of referenced registers.
1130 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
1132 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1134 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
1135 note_nonlocal_vla_type for nonlocal VLAs.
1136 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
1137 contains_remapped_vars, remap_vla_decls): New functions.
1138 (convert_nonlocal_reference_stmt): If not optimizing, call
1139 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
1140 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
1141 if it wasn't found in var_map.
1142 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
1143 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
1144 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
1146 * gimplify.c (nonlocal_vlas): New variable.
1147 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
1149 (gimplify_body): Create and destroy nonlocal_vlas.
1151 * dwarf2out.c (loc_descr_plus_const): New function.
1152 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
1153 mem_loc_descriptor, loc_descriptor_from_tree_1,
1154 descr_info_loc, gen_variable_die): Use it.
1156 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
1157 !TREE_STATIC VAR_DECLs.
1158 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
1159 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
1160 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
1161 DECL_BY_REFERENCE is valid.
1162 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
1163 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
1164 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
1165 Copy DECL_BY_REFERENCE.
1166 (struct nesting_copy_body_data): New type.
1167 (nesting_copy_decl): New function.
1168 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
1169 if they have variable length.
1171 2009-04-26 Michael Matz <matz@suse.de>
1173 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
1174 mark new temporaries for renaming.
1176 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1179 * c-decl.c (global_bindings_p): Return negative value.
1180 (c_variable_size): New. Based on variable_size from
1182 (grokdeclarator): Call c_variable_size not variable_size.
1184 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
1186 * config/i386/i386.c (print_operand) ['z']: Fix typo.
1188 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
1190 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
1191 Redefine it to just use mingw/include.
1192 (ASM_SPEC): Rules for -m32 and -m64.
1193 (LINK_SPEC): Use Likewise.
1194 (SPEC_32): New define.
1195 (SPEC_64): Likewise.
1196 (SUB_LINK_SPEC): Likewise.
1197 (MULTILIB_DEFAULTS): New define.
1198 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
1199 Add multilib options.
1200 (MULTILIB_DIRNAMES): Likewise.
1201 (MULTILIB_OSDIRNAMES): Likewise.
1203 (INSTALL_LIBGCC): Likewise.
1205 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1208 * c-tree.h (enum c_inline_static_type): New.
1209 (record_inline_static): Declare.
1210 * c-decl.c (struct c_inline_static, c_inline_statics,
1211 record_inline_static, check_inline_statics): New.
1212 (pop_file_scope): Call check_inline_statics.
1213 (start_decl): Call record_inline_static instead of pedwarning
1214 directly for static in inline function.
1215 * c-typeck.c (build_external_ref): Call record_inline_static
1216 instead of pedwarning directly for static referenced in inline
1219 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
1221 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
1222 not new but only being rescanned.
1223 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
1224 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
1225 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
1226 record_set_info, compute_set, grealloc): Remove.
1227 (recompute_all_luids): New function.
1228 (gcse_main): Don't compute sets, and don't do related memory
1229 allocations/free-ing. If something changed before the end of the
1230 pass, update LUIDs using recompute_all_luids.
1231 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
1232 (free_gcse_mem): Don't free it either.
1233 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
1234 Use the df insn LUIDs.
1235 (load_killed_in_block): Likewise.
1236 (compute_hash_table_work): Don't compute reg_set_in_block.
1237 (compute_transp): Use DF_REG_DEF_CHAINs.
1238 (local_cprop_pass): Don't use compute_sets and related functions.
1239 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
1240 Use get_max_uid() instead of max_cuid.
1241 (insert_insn_end_basic_block, pre_insert_copy_insn,
1242 update_ld_motion_stores): Don't try to
1243 keep reg_set tables up to date.
1244 (pre_insert_copies): Use df insn LUIDs.
1245 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
1246 (reg_set_info): Don't use extra bitmap argument.
1247 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
1248 information to compute regs_set_in_block.
1249 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
1250 (bypass_jumps): Don't use compute_sets and friends.
1252 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1255 * opts.c (undocumented_msg): Do not leave blank even with
1258 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1260 * c-decl.c (build_enumerator): Allow values folding to integer
1261 constants but not integer constant expressions with a pedwarn if
1264 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1267 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
1268 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
1269 type is an integer constant.
1271 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1274 * config/i386/i386.c (print_operand) ['z']: Revert handling of
1277 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1280 * c-decl.c (grokdeclarator): Diagnose declarations of functions
1281 with variably modified return type and no storage class
1282 specifiers, except for the case of nested functions. Distinguish
1283 extern declarations of functions with variably modified return
1284 types from those of objects with variably modified types.
1286 2009-04-25 Jan Hubicka <jh@suse.cz>
1288 * tree.c (list_equal_p): New function.
1289 * tree.h (list_equal_p): Declare.
1290 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1291 basic_block_def, basic_block, const_basic_block): New.
1292 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
1293 (redirect_eh_edge): New function.
1294 (make_eh_edge_update_phi): EH edges are not abnormal.
1295 * except.c: Include tree-flow.h.
1296 (list_match): New function.
1297 (eh_region_replaceable_by_p): New function.
1298 (replace_region): New function.
1299 (hash_type_list): New function.
1300 (hash_eh_region): New function.
1301 (eh_regions_equal_p): New function.
1302 (merge_peers): New function.
1303 (remove_unreachable_regions): Verify EH tree when checking;
1305 (copy_eh_region_1): New function.
1306 (copy_eh_region): New function.
1307 (push_reachable_handler): New function.
1308 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
1309 regions without label but with live RESX.
1310 * except.h (redirect_eh_edge_to_label): New.
1311 * tree-flow.h (redirect_eh_edge): New.
1312 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1313 basic_block_def, basic_block, const_basic_block): Remove.
1314 * Makefile.in (except.o): Add dependency on tree-flow.h
1315 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
1316 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
1319 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
1322 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
1323 on the destination of memcpy.
1325 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
1327 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
1328 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
1329 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
1331 2009-04-25 Jan Hubicka <jh@suse.cz>
1333 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
1334 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
1335 to be reached by different label than left.
1336 (update_eh_edges): Update comment; remove edge_to_remove if possible
1337 and return true if suceeded.
1338 (cleanup_empty_eh): Accept sharing map; handle shared regions.
1339 (cleanup_eh): Compute sharing map.
1340 * except.c (remove_eh_handler_and_replace): Add argument if we should
1342 (remove_unreachable_regions): Update for label sharing.
1343 (label_to_region_map): Likewise.
1344 (get_next_region_sharing_label): New function.
1345 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
1347 (remove_eh_handler): Update.
1348 (remove_eh_region_and_replace_by_outer_of): New function.
1349 * except.h (struct eh_region): Add next_region_sharing_label.
1350 (remove_eh_region_and_replace_by_outer_of,
1351 get_next_region_sharing_label): Declare.
1352 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
1354 2009-04-25 Jan Hubicka <jh@suse.cz>
1356 * tree-cfg.c (split_critical_edges): Split also edges where we can't
1357 insert code even if they are not critical.
1359 2009-04-25 Jan Hubicka <jh@suse.cz>
1361 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1362 (gimple_can_remove_branch_p): EH edges won't remove branch by
1364 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
1365 updating of non-abnormal EH edges.
1366 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1367 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
1368 (split_critical_edges): Split also edges where emitting code on them
1369 will lead to splitting later.
1371 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1372 H.J. Lu <hongjiu.lu@intel.com>
1375 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
1376 the configured assembler supports fildq and fistpq mnemonics.
1377 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
1378 * configure: Regenerated.
1381 * config/i386/i386.c (print_operand): Handle 'Z'.
1382 ['z']: Remove handling of special fild/fist suffixes.
1383 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
1384 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
1385 suffix of fild insn.
1386 (*floatsi<mode>2_vector_mixed): Ditto.
1387 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
1388 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
1389 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1390 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
1391 * config/i386/gas.h (GAS_MNEMONICS): Remove.
1393 2009-04-25 Ben Elliston <bje@au.ibm.com>
1395 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
1396 the source of a set operation.
1398 2009-04-25 Anatoly Sokolov <aesok@post.ru>
1400 * target.h (struct gcc_target): Add case_values_threshold field.
1401 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
1402 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
1403 * targhooks.c (default_case_values_threshold): New function.
1404 * targhooks.h (default_case_values_threshold): Declare function.
1405 * stmt.c (expand_case): Use case_values_threshold target hook.
1406 * expr.h (case_values_threshold): Remove declartation.
1407 * expr.c (case_values_threshold): Remove function.
1408 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
1410 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
1411 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1412 (avr_case_values_threshold): Declare as static.
1413 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
1415 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
1416 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1417 (mn10300_case_values_threshold): New function.
1419 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1421 * ira.c (setup_cover_and_important_classes): Add enum cast.
1423 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
1425 * genpreds.c (write_enum_constraint_num): Output definition of
1426 CONSTRAINT_NUM_DEFINED_P macro.
1427 * ira.c (setup_cover_and_important_classes): Use
1428 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
1430 2009-04-24 DJ Delorie <dj@redhat.com>
1432 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
1433 __SH2A_SINGLE_ONLY__ also.
1435 2009-04-24 Steve Ellcey <sje@cup.hp.com>
1437 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
1438 (movdf_internal): Ditto.
1439 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
1440 SFmode and DFmode constants.
1441 (ia64_print_operand): Add 'G' format for printing
1442 floating point constants.
1444 2009-04-24 Richard Guenther <rguenther@suse.de>
1446 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
1447 from unsigned additions.
1449 2009-04-24 Joseph Myers <joseph@codesourcery.com>
1451 * c-typeck.c (set_init_index): Allow array designators that are
1452 not integer constant expressions with a pedwarn if pedantic.
1454 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1456 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
1457 zero if no overlap in nonzero bits between the operands.
1459 2009-04-24 Ian Lance Taylor <iant@google.com>
1461 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
1462 (record_dead_and_set_regs): Likewise.
1463 * df.h (struct df_mw_hardreg): Change flags field to int.
1464 (struct df_base_ref): Likewise.
1465 (struct df): Change changeable_flags field to int.
1466 * df-scan.c (df_defs_record): Change clobber_flags to int.
1467 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
1468 constants rather than #define macros.
1469 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
1470 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
1471 (enum dwarf_calling_convention): Likewise.
1472 (enum dwarf_line_number_x_ops): Likewise.
1473 (enum dwarf_call_frame_info): Likewise.
1474 (enum dwarf_source_language): Likewise.
1475 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1476 (add_calling_convention_attribute): Likewise.
1477 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1478 (combine_comparisons): Change compcode to int. Add cast to enum type.
1479 * genrecog.c (maybe_both_true_2): Change c to int.
1480 (write_switch): Likewise. Add cast to enum type.
1481 * gimplify.c (gimplify_omp_for): Handle return values from
1482 gimplify_expr using MIN rather than bitwise or.
1483 (gimplify_expr): Add cast to enum type.
1484 * ipa-prop.c (update_jump_functions_after_inlining): Change
1485 IPA_BOTTOM to IPA_JF_UNKNOWN.
1486 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1487 Add casts to enum type.
1488 (setup_cover_and_important_classes): Change cl to int. Add casts
1490 (setup_class_translate): Change cl and mode to int.
1491 (ira_init_once): Change mode to int.
1492 (free_register_move_costs): Likewise.
1493 (setup_prohibited_mode_move_regs): Add casts to enum type.
1494 * langhooks.c (add_builtin_function_common): Rework assertion that
1495 value fits bitfield.
1496 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1497 * omega.c (omega_do_elimination): Avoid math on enum types.
1498 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1499 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1500 int local to handle integral_argment value.
1501 * regmove.c (try_auto_increment): Change PUT_MODE to
1503 * reload.c (push_secondary_reload): Add casts to enum type.
1504 (secondary_reload_class, find_valid_class): Likewise.
1505 * reload1.c (emit_input_reload_insns): Likewise.
1506 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1507 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1508 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1510 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1511 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1513 (expand_complex_libcall): Add casts to enum type.
1514 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1515 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1516 with ERROR_MARK, not NUM_TREE_CODES.
1517 (vect_create_epilog_for_reduction): Likewise.
1518 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1519 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1520 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1522 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1523 vect_unused_in_loop. Change 0 to loop_vect.
1524 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1525 * var-tracking.c (get_init_value): Change return type to enum
1527 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1528 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1530 (arm_override_options): Add casts to enum type.
1531 (arm_emit_tls_decoration): Likewise.
1532 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1534 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1535 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1536 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1538 * config/s390/s390.c (code_for_builtin_64): Change to array of
1540 (code_for_builtin_31): Likewise.
1541 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1543 * config/sparc/sparc.c (sparc_override_options): Change value
1544 field in struct code_model to enum cmodel. In initializer change
1545 0 to NULL and add cast to enum type.
1547 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1548 Change all callers. Issue a -Wc++-compat warning using
1549 lhs_origtype if necessary.
1550 (convert_for_assignment): Issue -Wc++-compat warnings about
1551 invalid conversions to enum type on assignment.
1552 * c-common.h (build_modify_expr): Update declaration.
1554 2009-04-24 Nick Clifton <nickc@redhat.com>
1556 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1557 (function_arg_advance): Likewise.
1558 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1561 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1563 * config/s390/constraints.md ('I', 'J'): Fix condition.
1565 2009-04-24 Diego Novillo <dnovillo@google.com>
1567 * gengtype-parse.c (parse_error): Add newline after message.
1569 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1571 * config/i386/sse.md (avxmodesuffixs): Removed.
1572 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1573 (*avx_pinsr<ssevecsize>): This.
1575 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1577 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1578 follow chains of regs with a single definition, and allow expressions
1579 that are function_invariant_p.
1580 (simple_rhs_p): Allow expressions that are function_invariant_p.
1582 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1585 * fold-const.c (fold_cond_expr_with_comparison): When folding
1586 > and >= to MAX, make sure the MAX uses the same type as the
1587 comparison's operands.
1589 2009-04-24 Nick Clifton <nickc@redhat.com>
1591 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1592 addressing for DImode accesses.
1593 (frv_print_operand_address): Handle PLUS case.
1594 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1596 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1598 PR rtl-optimization/39794
1599 * alias.c (canon_true_dependence): Add x_addr argument.
1600 * rtl.h (canon_true_dependence): Adjust prototype.
1601 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1602 * cselib.c (cselib_invalidate_mem): Likewise.
1603 * gcse.c (compute_transp): Likewise.
1604 * dse.c (scan_reads_nospill): Likewise.
1605 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1606 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1607 canon_base_addr of the group, plus optional offset.
1608 (struct group_info): Rename canon_base_mem to
1610 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1611 canon_rtx of base_mem.
1613 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1615 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1616 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1618 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1620 * config/spu/spu-builtins.h: Delete file.
1622 * config/spu/spu.h (enum spu_builtin_type): Move here from
1624 (struct spu_builtin_description): Likewise. Add GTY marker.
1625 Do not use enum spu_function_code or enum insn_code.
1626 (spu_builtins): Add extern declaration.
1628 * config/spu/spu.c: Do not include "spu-builtins.h".
1629 (enum spu_function_code, enum spu_builtin_type_index,
1630 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1631 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1632 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1633 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1634 (spu_builtin_types): Make static. Add GTY marker.
1635 (spu_builtins): Add extern declaration with GTY marker.
1638 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1639 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1640 Check programmatically whether all parameters are scalar.
1642 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1644 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1646 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1647 assignment from the constructor either if the target is volatile.
1649 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1651 * config/arm/arm.md (insv): Do not share operands[0].
1653 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1655 * config/vxlib-tls.c (active_tls_threads): Delete.
1656 (delete_hook_installed): New.
1657 (tls_delete_hook): Don't delete the delete hook.
1658 (tls_destructor): Delete it here.
1659 (__gthread_set_specific): Adjust installing the delete hook.
1660 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1661 __gthread_leave_tsd_dtor_context.
1663 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1665 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1667 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1669 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1671 (alpha_rtx_costs): Ditto.
1672 (emit_unlikely_jump): Use add_reg_note.
1673 (emit_frame_store_1): Ditto.
1674 (alpha_expand_prologue): Ditto.
1675 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1676 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1678 2009-04-23 Nick Clifton <nickc@redhat.com>
1680 * config/v850/v850.md (epilogue): Remove suppressed code.
1681 (return): Rename to return_simple and remove test of frame size.
1682 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1683 to gen_return_simple.
1685 2009-04-22 Jing Yu <jingyu@google.com>
1688 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1690 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1693 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1694 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1695 value is a VECTOR_CST, the element type is the element type of the
1698 2009-04-22 DJ Delorie <dj@redhat.com>
1700 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1702 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1704 * alias.c (find_base_term): Move around LO_SUM case, so that
1705 CONST falls through into PLUS/MINUS handling.
1708 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1709 into 0, use omit_one_operand.
1711 2009-04-23 Ben Elliston <bje@au.ibm.com>
1713 * config/rs6000/linux-unwind.h (get_regs): Remove type
1714 puns. Change the type of `pc' to an array of unsigned ints and
1715 update all users. Constify frame24.
1717 2009-04-22 DJ Delorie <dj@redhat.com>
1719 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1720 declarations before code.
1721 (current_function_special_page_vector): Likewise.
1722 (m32c_expand_insv): Silence a warning.
1724 2009-04-21 Taras Glek <tglek@mozilla.com>
1726 * alias.c: Update GTY annotations to new syntax.
1727 * basic-block.h: Likewise.
1728 * bitmap.h: Likewise.
1729 * c-common.h: Likewise.
1730 * c-decl.c: Likewise.
1731 * c-parser.c: Likewise.
1732 * c-pragma.c: Likewise.
1733 * c-tree.h: Likewise.
1734 * cfgloop.h: Likewise.
1735 * cgraph.h: Likewise.
1736 * config/alpha/alpha.c: Likewise.
1737 * config/arm/arm.h: Likewise.
1738 * config/avr/avr.h: Likewise.
1739 * config/bfin/bfin.c: Likewise.
1740 * config/cris/cris.c: Likewise.
1741 * config/darwin.c: Likewise.
1742 * config/frv/frv.c: Likewise.
1743 * config/i386/i386.c: Likewise.
1744 * config/i386/i386.h: Likewise.
1745 * config/i386/winnt.c: Likewise.
1746 * config/ia64/ia64.h: Likewise.
1747 * config/iq2000/iq2000.c: Likewise.
1748 * config/mips/mips.c: Likewise.
1749 * config/mmix/mmix.h: Likewise.
1750 * config/pa/pa.c: Likewise.
1751 * config/pa/pa.h: Likewise.
1752 * config/rs6000/rs6000.c: Likewise.
1753 * config/s390/s390.c: Likewise.
1754 * config/sparc/sparc.c: Likewise.
1755 * config/xtensa/xtensa.c: Likewise.
1756 * cselib.h: Likewise.
1757 * dbxout.c: Likewise.
1758 * dwarf2out.c: Likewise.
1759 * except.c: Likewise.
1760 * except.h: Likewise.
1761 * fixed-value.h: Likewise.
1762 * function.c: Likewise.
1763 * function.h: Likewise.
1764 * gimple.h: Likewise.
1765 * integrate.c: Likewise.
1766 * optabs.c: Likewise.
1767 * output.h: Likewise.
1770 * stringpool.c: Likewise.
1771 * tree-data-ref.c: Likewise.
1772 * tree-flow.h: Likewise.
1773 * tree-scalar-evolution.c: Likewise.
1774 * tree-ssa-address.c: Likewise.
1775 * tree-ssa-alias.h: Likewise.
1776 * tree-ssa-operands.h: Likewise.
1779 * varasm.c: Likewise.
1780 * varray.h: Likewise.
1782 * coretypes.h: Do not define GTY macro if it is already defined.
1783 * doc/gty.texi: Update GTY documentation to new syntax.
1784 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1785 annotations on structs.
1786 * gengtype-parse.c: Likewise.
1788 2009-04-22 Mark Heffernan <meheff@google.com>
1790 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1792 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1794 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1797 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1799 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1800 the same as a PLUS without a shift. Increase the cost of a
1803 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1805 * Makefile.in: Update dependencies.
1806 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1807 * errors.h: Remove bogus comment about compatibility.
1808 (warning): Update declaration.
1809 * genautomata.c: Update all calls to warning.
1810 * gimple.c: Do not include errors.h. Include toplev.h.
1811 * tree-ssa-structalias.c: Do not include errors.h.
1812 * omega.c: Likewise.
1813 * tree-ssa-reassoc.c: Likewise.
1814 * config/spu/spu-c.c: Likewise.
1815 * config/spu/t-spu-elf: Update dependencies.
1817 2009-04-22 Richard Guenther <rguenther@suse.de>
1819 PR tree-optimization/39824
1820 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1821 make sure the types are compatible.
1823 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1826 * c-common.c (c_parse_error): Take a token_flags parameter.
1827 Use token_type for the token type instead.
1828 Pass token_flags to cpp_type2name.
1829 * c-common.h (c_parse_error): Update declaration.
1830 * c-parser.c (c_parser_error): Pass 0 as token flags.
1832 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1834 PR rtl-optimization/39580
1835 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1837 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1839 * function.c (expand_function_end): Do not emit a jump to the "naked"
1840 return label for fall-through returns.
1841 * except.c (sjlj_emit_function_exit): Always place the call to the
1842 unregister function at the location installed by expand_function_end.
1844 2009-04-22 Richard Guenther <rguenther@suse.de>
1846 PR tree-optimization/39845
1847 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1848 (gen_inbound_check): Likewise.
1850 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1852 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1854 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1855 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1857 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1859 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1860 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1861 shift counts to avoid out-of-bounds array accesses.
1863 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1865 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1866 (Pmode): Move above.
1868 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1870 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1871 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1872 GET_CODE macro. Use IN_RANGE macro where appropriate.
1873 * config/alpha/alpha.h: Ditto.
1874 * config/alpha/alpha.md: Ditto.
1875 * config/alpha/constraints.md: Ditto.
1876 * config/alpha/predicates.md: Ditto.
1878 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1880 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1881 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1882 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1883 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1884 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1885 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1886 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1887 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1888 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1889 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1890 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1891 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1892 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1893 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1894 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1895 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1896 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1897 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1898 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1899 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1900 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1901 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1902 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1903 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1904 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1905 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1906 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1908 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1910 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1911 references from comments.
1912 * cfgbuild.c: (count_basic_blocks): Delete.
1913 (find_basic_blocks_1): Delete.
1914 (find_basic_blocks): Delete.
1915 * except.c (finish_eh_generation): Make static. Move comment from
1916 except.h here. Remove find_basic_blocks references from comments.
1917 * except.h (finish_eh_generation): Delete.
1918 * basic-block.h (find_basic_blocks): Delete.
1919 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1921 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1923 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1924 (sdbout_parms): Likewise.
1926 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1928 * config/sh/sh.c (prepare_cbranch_operands): Use
1929 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1930 (expand_cbranchdi4): Likewise.
1931 (from_compare): Add cast to enum type.
1932 (expand_cbranchsi4): Use add_reg_note.
1933 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1934 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1935 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1936 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1937 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1938 instead of CODE_FOR_nothing.
1939 (cbranchdi4): Likewise. Fix the order of arguments for
1941 (push_fpscr): Use add_reg_note.
1942 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1943 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1945 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1947 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1948 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1949 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1950 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1951 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1952 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1953 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1954 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1955 config/alpha/x-vms, config/arc/t-arc,
1956 config/arm/README-interworking, config/arm/arm-c.c,
1957 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1958 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1959 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1960 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1961 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1962 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1963 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1964 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1965 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1966 config/cris/t-elfmulti, config/crx/t-crx,
1967 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1968 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1969 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1970 config/h8300/t-h8300, config/i386/athlon.md,
1971 config/i386/darwin-libgcc.10.4.ver,
1972 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1973 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1974 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1975 config/i386/t-linux64, config/i386/t-nwld,
1976 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1977 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1978 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1979 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1980 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1981 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1982 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1983 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1984 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1985 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1986 config/m68k/t-uclinux, config/mcore/t-mcore,
1987 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1988 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1989 config/mips/crtn.asm, config/mips/irix-crti.asm,
1990 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1991 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1992 config/mips/mips-fixed.md, config/mips/sb1.md,
1993 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1994 config/mips/t-iris6, config/mips/t-isa3264,
1995 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1996 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1997 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1998 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1999 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
2000 config/mn10300/t-linux, config/mn10300/t-mn10300,
2001 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
2002 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
2003 config/picochip/libgccExtras/clzsi2.asm,
2004 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
2005 config/rs6000/darwin-libgcc.10.4.ver,
2006 config/rs6000/darwin-libgcc.10.5.ver,
2007 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
2008 config/rs6000/t-aix43, config/rs6000/t-aix52,
2009 config/rs6000/t-darwin, config/rs6000/t-fprules,
2010 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
2011 config/rs6000/t-lynx, config/rs6000/t-netbsd,
2012 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
2013 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
2014 config/rs6000/t-rtems, config/rs6000/t-spe,
2015 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
2016 config/score/t-score-elf, config/sh/divcost-analysis,
2017 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
2018 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
2019 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
2020 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
2021 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
2022 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
2023 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
2024 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
2025 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
2026 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
2027 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
2028 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
2029 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
2030 limitx.h, version.c, xcoff.h: Add copyright and license notices.
2031 * config/h8300/genmova.sh: Include copyright and license notices
2032 in generated output.
2033 * config/h8300/mova.md: Regenerate.
2034 * doc/install.texi2html: Include word "Copyright" in copyright
2035 notice and use name "Free Software Foundation, Inc.".
2036 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
2037 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
2038 ChangeLog-2007, ChangeLog-2008: Correct dates.
2040 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
2042 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
2043 NE_EXPR operations as well.
2044 * c-parser.c (c_parser_condition): Do not set location information on
2046 (c_parser_conditional_expression): Likewise.
2047 (c_parser_binary_expression): Set location information on operators.
2048 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
2049 TRUTH_NOT_EXPR has been folded.
2050 * fold-const.c (fold_truth_not_expr): Copy location information from
2051 the incoming expression to the outgoing one.
2052 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
2053 recursive calls on the LHS of the operator but pass that of the
2054 operator to recursive calls on the RHS of the operator. Set it
2056 (shortcut_cond_expr): Set the locus of the operator on the second
2057 COND_EXPR and that of the expression on the first in degenerate cases.
2058 Pass the locus of the expression to calls to shortcut_cond_r.
2059 Set the locus of the 'then' block on the associated jump, if any.
2060 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
2061 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
2062 expression to call to gimplify_boolean_expr.
2064 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
2066 * config.gcc: Add additional configuration for
2067 i686-w64-mingw* and x86_64-w64-mingw* triplet.
2068 * config/i386/mingw-w64.h: New mingw-w64 specific header.
2069 (CPP_SPEC): Redefine for allowing -municode option.
2070 (STARTFILE_SPEC): Likewise.
2071 * config/i386/t-mingw-w64: New.
2072 * config/i386/mingw-w64.opt: New.
2073 (municode): Add new target option.
2074 * doc/invoke.texi (municode): Add documentation for new option.
2076 2009-04-21 Ian Lance Taylor <iant@google.com>
2078 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2079 Correct test for number of arguments.
2080 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
2082 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
2084 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
2085 argument of emit_library_call.
2087 2009-04-21 Richard Guenther <rguenther@suse.de>
2090 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
2091 inside VIEW_CONVERT_EXPRs.
2093 2009-04-21 Martin Jambor <mjambor@suse.cz>
2095 * tree-switch-conversion.c (build_constructors): Split a long line.
2096 (constructor_contains_same_values_p): New function.
2097 (build_one_array): Create assigns of constants if possible, do not
2098 call mark_sym_for_renaming, call update_stmt.
2099 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
2100 make_rename_temp. Do not call mark_symbols_for_renaming, call
2102 (gen_def_assigns): Do not call mark_symbols_for_renaming or
2103 find_new_referenced_vars, call update_stmt.
2104 (gen_inbound_check): Use create_tmp_var and create ssa names manually
2105 instead of calling make_rename_temp. Do not call
2106 find_new_referenced_vars or mark_symbols_for_renaming, call
2109 2009-04-21 Richard Guenther <rguenther@suse.de>
2111 PR tree-optimization/39827
2112 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
2113 (tree_ssa_phiprop): Pass the correct array size.
2115 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
2117 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
2119 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2122 * c-typeck.c (lvalue_p): Move declaration ...
2123 * c-common.h (lvalue_p): ... to here.
2124 * c-common.c (candidate_equal_p): New.
2125 (add_tlist): Use it.
2126 (merge_tlist): Use it.
2127 (warn_for_collisions_1): Likewise.
2128 (warning_candidate_p): Accept more candidates.
2129 (verify_tree): A warning candidate can be an expression. Use
2132 2009-04-21 Ben Elliston <bje@au.ibm.com>
2135 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2136 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
2137 options. Remove -mcall-solaris documentation.
2139 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2142 * doc/invoke.texi (-Wlong-long): Update description.
2143 * c-lex (interpret_integer): Only warn if there was no previous
2144 overflow and -Wlong-long is enabled.
2145 * c-decl.c (declspecs_add_type): Drop redundant flags.
2146 * c.opt (Wlong-long): Init to -1.
2147 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
2148 and front-end warn_long_long. Wlong-long only depends on other
2149 flags if it is uninitialized.
2150 * c-parser.c (disable_extension_diagnostics): warn_long_long is
2151 the same for CPP and FE.
2152 (restore_extension_diagnostics): Likewise.
2154 2009-04-20 Ian Lance Taylor <iant@google.com>
2156 Fix enum conversions which are invalid in C++:
2157 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
2158 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
2159 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
2160 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
2161 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
2162 (dbxout_parms): Likewise.
2163 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
2164 (df_clear_flags): Likewise.
2165 * df-problems.c (df_rd_bb_local_compute_process_def): Change
2166 top_flag parameter to int.
2167 (df_chain_create_bb_process_use): Likewise.
2168 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
2170 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
2171 (df_ref_create_structure, df_def_record_1): Likewise.
2172 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
2173 (df_notes_rescan): Change 0 to VOIDmode in function call.
2174 (df_get_call_refs, df_insn_refs_collect): Likewise.
2175 (df_bb_regs_collect): Likewise.
2176 (df_entry_block_defs_collect): Likewise.
2177 (df_exit_block_uses_collect): Likewise.
2178 * df.h: Update declarations.
2179 * double-int.c (double_int_divmod): Add cast to enum type.
2180 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
2181 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
2182 (based_loc_descr): Likewise.
2183 (loc_descriptor_from_tree_1): Change first_op and second_op to
2184 enum dwarf_location_atom. Add cast to enum type.
2185 * expmed.c (init_expmed): Change 0 to SET in function call.
2186 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
2187 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
2188 (do_store_flag): Likewise.
2189 * fixed-value.h (struct fixed_value): Change mode to enum
2191 * function.c (assign_parms): Change 0 to VOIDmode in function call.
2192 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
2194 (insert_insn_decl, insert_decl, insert_state): Likewise.
2195 (automata_list_finish): Likewise.
2196 * genrecog.c (process_define_predicate): Add cast to enum type.
2197 * gensupport.c (init_predicate_table): Add cast to enum type.
2198 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
2200 (gimple_build_call_1, gimple_build_label): Likewise.
2201 (gimple_build_goto, gimple_build_asm_1): Likewise.
2202 (gimple_build_switch_1, gimple_build_cdt): Likewise.
2203 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
2204 (enum fallback): Rename from enum fallback_t.
2205 (fallback_t): Typedef as int.
2206 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
2207 GSI_SAME_STMT in function call.
2208 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
2210 (setup_reg_class_relations): Likewise.
2211 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
2212 (setup_prohibited_class_mode_regs): Add cast to enum type.
2213 (setup_prohibited_mode_move_regs): Likewise.
2214 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
2215 (record_address_regs): Change i to enum reg_class.
2216 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
2217 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
2218 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
2219 (GET_MODE_2XWIDER_MODE): Likewise.
2220 (GET_CLASS_NARROWEST_MODE): Likewise.
2221 * omp-low.c (expand_omp_for): Add cast to enum type.
2222 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
2223 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
2224 * postreload.c (reload_cse_simplify_operands): Change rclass local
2226 * predict.c (combine_predictions_for_insn): Change best_predictor
2227 and predictor to enum br_predictor.
2228 (combine_predictions_for_bb): Likewise.
2229 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
2230 use SET_PREDICT_EXPR_OUTCOME.
2231 * real.c (real_arithmetic): Change icode to code in function call.
2232 * reginfo.c (init_move_cost): Add casts to enum type.
2233 (init_reg_sets_1, init_fake_stack_mems): Likewise.
2234 * regmove.c (regclass_compatible_p): Change class0 and class1 to
2236 * reload.c (find_valid_class): Add casts to enum type.
2237 (push_reload): Change 0 to NO_REGS in function call.
2238 (find_reloads): Change this_alternative to array of enum
2239 reg_class. Remove some now-unnecessary casts.
2240 (make_memloc): Change 0 to VOIDmode in function call.
2241 * reload1.c (reload): Change 0 to VOIDmode in function call.
2242 (eliminate_regs_1, elimination_effects): Likewise.
2243 (eliminate_regs_in_insn): Likewise.
2244 (emit_input_reload_insns): Add cast to enum type.
2245 (delete_output_reload): Change 0 to VOIDmode in function call.
2246 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
2247 to enum type in function call.
2248 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
2249 (SET_PREDICT_EXPR_OUTCOME): Define.
2250 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
2251 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
2252 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
2253 (dump_function): Likewise.
2254 * tree-dump.h: Update declarations.
2255 * tree-pass.h: Update declarations.
2256 * varasm.c (assemble_integer): Change mclass to enum mode_class.
2257 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
2259 (arm_rtx_costs_1): Correct parenthesization.
2260 (arm_rtx_costs): Add casts to enum type.
2261 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
2262 (vfp_emit_fstmd): Use add_rg_note.
2263 (emit_multi_reg_push, emit_sfm): Likewise.
2264 (thumb_set_frame_pointer): Likewise.
2265 (arm_expand_prologue): Likewise.
2266 (arm_regno_class): Change return type to enum reg_class.
2267 (thumb1_expand_prologue): Use add_reg_note.
2268 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
2269 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
2271 * config/arm/gentune.sh: Add cast to enum type.
2272 * config/arm/arm-tune.md: Rebuild.
2273 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
2274 (ix86_split_fp_branch, predict_jump): Likewise.
2275 (ix86_expand_multi_arg_builtin): Change sub_code from enum
2276 insn_code to enum rtx_code.
2277 (ix86_builtin_vectorized_function): Add cast to enum type.
2278 * config/i386/i386.md (truncdfsf2): Change slot to enum
2280 (truncxf<mode>2, isinf<mode>2): Likewise.
2281 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
2283 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
2284 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
2285 (insert_bundle_state): Change 1 to INSERT in function call.
2286 (ia64_add_bundle_selector_before): Likewise.
2287 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
2288 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
2289 (restore_stack_nonlocal): Likewise.
2290 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
2292 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
2294 (mips_rtx_costs): Likewise.
2295 (mips_override_options): Add casts to enum type.
2296 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
2298 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
2299 (store_reg, set_reg_plus_d): Likewise.
2300 (hppa_expand_prologue, hppa_profile_hook): Likewise.
2301 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
2303 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
2305 (emit_unlikely_jump): Use add_reg_note.
2306 (rs6000_emit_allocate_stack): Likewise.
2307 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
2308 (output_toc): Change 1 to INSERT in function call.
2309 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
2310 (rs6000_initialize_trampoline): Likewise.
2311 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
2313 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
2314 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
2315 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
2316 (save_gprs): Use add_reg_note.
2317 (s390_emit_prologue): Likewise.
2318 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2319 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
2320 (sparc_fold_builtin): Add cast to enum type.
2321 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
2323 (spu_expand_prologue): Use add_reg_note.
2324 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
2326 2009-04-20 Ian Lance Taylor <iant@google.com>
2328 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
2329 (c_parser_postfix_expression_after_primary): Get VEC for list of
2330 arguments. Get original types of arguments. Call
2331 build_function_call_vec.
2332 (cached_expr_list_1, cached_expr_list_2): New static variables.
2333 (c_parser_expr_list): Change return type to VEC *. Add
2334 p_orig_types parameter. Change all callers.
2335 (c_parser_release_expr): New static function.
2336 (c_parser_vec_to_tree_list): New static function.
2337 * c-typeck.c (build_function_call): Rewrite to build a VEC and
2338 call build_function_call_vec.
2339 (build_function_call_vec): New function, based on old
2340 build_function_call.
2341 (convert_arguments): Remove nargs and argarray parameters. Change
2342 values to a VEC. Add origtypes parameter.
2343 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
2344 (convert_for_assignment): Add origtype parameter. Change all
2345 callers. If warn_cxx_compat, check for conversion to an enum
2346 type when calling a function.
2347 (store_init_value): Add origtype parameter. Change all callers.
2348 (digest_init): Likewise.
2349 (struct init_node): Add origtype field.
2350 (add_pending_init): Add origtype parameter. Change all callers.
2351 (output_init_element): Likewise.
2352 (output_pending_init_elements): Pass origtype from init_node to
2353 output_init_element.
2354 (process_init_element): Pass origtype from c_expr to
2355 output_init_element.
2356 (c_finish_return): Add origtype parameter. Change all callers.
2357 * c-common.c (sync_resolve_size): Change params to VEC *. Change
2359 (sync_resolve_params): Likewise.
2360 (sync_resolve_return): Change params to first_param. Change caller.
2361 (resolve_overloaded_builtins): Change params to VEC *. Change
2362 callers. Save first parameter around call to build_function_call_vec.
2363 * c-decl.c (finish_decl): Add origtype parameter. Change all
2364 callers. Call build_function_call_vec rather than
2365 build_function_call for cleanup.
2366 * c-tree.h: Update declarations.
2367 * c-common.h: Update declarations.
2368 * stub-objc.c (objc_rewrite_function_call): Change parameter from
2369 params to first_param.
2370 * target.h (struct gcc_target): Change resolve_overloaded_builtin
2371 params parameter from tree to void *.
2372 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2373 Change arglist parameter to have type void *, and to be a pointer
2375 * config/rs6000/rs6000-protos.h
2376 (altivec_resolve_overloaded_builtin): Update declaration.
2377 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
2378 fnargs parameter to have type void *, and to be a pointer to a
2379 VEC. Call build_function_call_vec instead of
2380 build_function_call.
2381 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
2383 2009-04-20 Joey Ye <joey.ye@intel.com>
2384 Xuepeng Guo <xuepeng.guo@intel.com>
2385 H.J. Lu <hongjiu.lu@intel.com>
2387 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
2389 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
2390 (IX86_LEA_PRIORITY): Likewise.
2391 (distance_non_agu_define): New function.
2392 (distance_agu_use): Likewise.
2393 (ix86_lea_for_add_ok): Likewise.
2394 (ix86_dep_by_shift_count): Likewise.
2396 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
2397 should split for LEA.
2399 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
2401 (ix86_dep_by_shift_count): Likewise.
2403 2009-04-20 Richard Guenther <rguenther@suse.de>
2405 * expr.c (handled_component_p): Move ...
2406 * tree.h (handled_component_p): ... here.
2407 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
2408 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
2409 and REALPART_EXPR to be in one group.
2411 2009-04-20 Richard Guenther <rguenther@suse.de>
2413 * basic-block.h (get_all_dominated_blocks): Declare.
2414 * dominance.c (get_all_dominated_blocks): New function.
2415 * tree-cfg.c (get_all_dominated_blocks): Remove.
2416 (remove_edge_and_dominated_blocks): Adjust.
2417 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
2418 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
2419 instead of recursing.
2421 2009-04-20 Doug Kwan <dougkwan@google.com>
2423 * cgraph.h (cgraph_node_ptr): New type for vector functions.
2424 (struct cgraph_node_set_def): New type.
2425 (cgraph_node_set) New type. Also declare vector functions.
2426 (struct cgraph_node_set_element_def): New type.
2427 (cgraph_node_set_element): Ditto.
2428 (cgraph_node_set_iterator): New iterator type.
2429 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
2430 cgraph_node_set_remove, dump_cgraph_node_set,
2431 debug_cgraph_node_set): New prototypes.
2432 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
2433 cgraph_node_set_size): New inlines.
2434 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
2436 (struct ipa_opt_pass): Add struct cgraph_node_set_def
2437 argument to function 'write_summary'.
2438 * ipa.c: Include ggc.h.
2439 (hash_cgraph_node_set_element,
2440 eq_cgraph_node_set_element, cgraph_node_set_new,
2441 cgraph_node_set_add, cgraph_node_set_remove,
2442 cgraph_node_set_find, dump_cgraph_node_set,
2443 debug_cgraph_node_set): New functions.
2444 * Makefile.in (ipa.o): Add dependency on GGC_H.
2446 2009-04-20 Ira Rosen <irar@il.ibm.com>
2448 PR tree-optimization/39675
2449 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
2450 check of the return code of vect_schedule_slp. Check that
2451 stmt_vec_info still exists for the statement, before checking its
2454 2009-04-20 Michael Matz <matz@suse.de>
2456 * Makefile.in (generated_files): Take out $(simple_generated_c).
2458 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
2460 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
2461 (UINTPTR_TYPE): Likewise.
2463 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2466 * c-typeck.c (digest_init): Check for initializing an array with a
2469 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2472 * c-semantics.c (pop_stmt_list): Propagate
2473 STATEMENT_LIST_HAS_LABEL to parent statement list.
2475 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2477 * config/mips/mips.h (mips_tune_attr): New macro.
2478 * config/mips/mips.md (cpu): Use it.
2480 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2483 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2486 2009-04-19 Diego Novillo <dnovillo@google.com>
2488 * toplev.c (compile_file): Move call to coverage_finish ...
2489 * cgraphunit.c (ipa_passes): ... here.
2490 Call cgraph_process_new_functions.
2491 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2492 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2494 2009-04-19 Jan Hubicka <jh@suse.cz>
2496 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2498 (dump_cgraph_node): Dump can throw external flag.
2499 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2501 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2505 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2506 * common.opt (Wlogical-op): Move from here...
2507 * c.opt (Wlogical-op): ... to here.
2508 * c-typeck.c (parser_build_binary_op): Update call to
2509 warn_logical_operator.
2510 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2512 * c-common.c (warn_logical_op): Update.
2513 * c-common.h (warn_logical_op): Update declaration.
2515 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2517 * tree.c (protected_set_expr_location): Fix formatting.
2519 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2522 * c-typeck.c (readonly_warning): new.
2523 (build_unary_op, build_modify_expr): Use readonly_warning for
2524 storing into something readonly but not const-qualified.
2526 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2529 * c-typeck.c (build_unary_op): Check for taking address of
2530 expression of type void.
2532 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2535 * c-typeck.c (build_function_call): Check for calling a function
2536 with qualified void return types. Call require_complete_type when
2539 2009-04-18 Jan Hubicka <jh@suse.cz>
2541 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2543 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2544 can_throw_external flag.
2545 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2546 * ipa-pure-const.c (ignore_edge): New function.
2547 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2548 only over can_throw_external edges.
2549 (local_pure_const): Add nothrow flag.
2550 * ipa-utils.c (searchc): Add ignore_edge callback.
2551 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2552 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2553 (set_nothrow_function_flags): Update cgraph.
2554 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2556 2009-04-18 Richard Guenther <rguenther@suse.de>
2559 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2560 (fold_stmt): ... this and ...
2561 (fold_stmt_inplace): ... this.
2562 (fold_stmt_1): Fold references in calls and asms.
2563 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2565 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2567 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2568 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2570 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2572 * tree.c (function_args_count): Remove.
2573 * tree.h: Remove the prototype for function_args_count.
2575 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2577 * tree-iterator.c (expr_only): Remove.
2578 * tree.h: Remove the prototype for expr_only.
2580 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2582 * reginfo.c (cannot_change_mode_set_regs): Remove.
2583 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2585 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2587 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2588 whether operands 0 and 1 overlaps.
2590 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2593 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2594 pointer. Use warning_at instead of warning.
2595 (search_for_addr_array): Likewise.
2596 (check_array_bounds): Likewise.
2597 (check_all_array_refs): Check that the incoming edge is not in the
2598 list of edges to be removed.
2599 (check_all_array_refs): Avoid the temporal pointer.
2600 (vrp_visit_cond_stmt): Fix typo.
2601 (simplify_switch_using_ranges): Handle the case where the switch
2602 index is an integer constant.
2604 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2606 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2608 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2610 * doc/extend.texi, doc/invoke.texi: Fix typos.
2612 2009-04-17 Cary Coutant <ccoutant@google.com>
2614 * tree-flow-inline.h (get_lineno): Fix inverted test.
2616 2009-04-17 Diego Novillo <dnovillo@google.com>
2618 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2619 assertion for AVAIL_OUT.
2621 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2624 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2625 * config/sh/linux-atomic.asm: Likewise.
2627 2009-04-17 Diego Novillo <dnovillo@google.com>
2629 * except.c (debug_eh_tree): New.
2630 (struct eh_region, struct eh_status): Move ...
2631 * except.h: ... here.
2632 (add_type_for_runtime): Declare extern.
2633 (lookup_type_for_runtime): Likewise.
2634 (debug_eh_tree): Declare.
2635 * Makefile.in (GTFILES): List except.h before except.c
2637 2009-04-17 Diego Novillo <dnovillo@google.com>
2639 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2640 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2641 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2642 (find_vars_r): ... here.
2643 * tree-flow.h (find_referenced_vars_in): Declare.
2644 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2645 that AVAIL_OUT exists for BLOCK.
2646 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2647 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2648 (tree-parloops.o): Likewise.
2650 2009-04-17 Simon Baldwin <simonb@google.com>
2652 * toplev.c (default_tree_printer): Add handling for %E format.
2654 2009-04-17 Diego Novillo <dnovillo@google.com>
2656 * tree-pretty-print.c (dump_generic_node): Add break after
2657 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2658 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2659 FUNCTION_TYPE together. Call print_struct_decl when printing
2660 structures and TDF_SLIM is not given.
2661 (print_struct_decl): Fix logic for detecting recursion.
2663 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2666 * gcc.c (create_at_file): New.
2667 (compile_input_file_p): New.
2668 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2669 * main.c (main): Update call to toplev_main.
2670 * toplev.c (toplev_main): Change signature. Call expandargv.
2671 * toplev.h (toplev_main): Change signature.
2673 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2675 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2676 if the latter is not constant.
2678 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2680 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2682 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2684 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2685 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2687 2009-04-17 Richard Guenther <rguenther@suse.de>
2689 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2690 Handle component references view-converting an invariant address.
2692 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2694 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2695 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2696 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2697 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2698 Use @deftypevr rather than @deftypevar.
2700 2009-04-17 Richard Guenther <rguenther@suse.de>
2702 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2703 (get_prop_source_stmt): Likewise.
2704 (can_propagate_from): Likewise.
2706 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2708 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2709 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2710 (--with-multilib-list): Add default value.
2711 * configure: Regenerate.
2712 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2713 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2714 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2715 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2716 Don't add default cpu to multilib list unnecessarily, but do enable
2717 the relevant compiler option..
2718 Add support for --with-multilib-list=<blank> and
2719 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2720 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2721 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2722 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2724 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2725 (MULTILIB_OSDIRNAMES): New variable.
2726 * config/sh/t-1e: Delete file.
2727 * config/sh/t-mlib-sh1: Delete file.
2728 * config/sh/t-mlib-sh2: Delete file.
2729 * config/sh/t-mlib-sh2a: Delete file.
2730 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2731 * config/sh/t-mlib-sh2a-single: Delete file.
2732 * config/sh/t-mlib-sh2a-single-only: Delete file.
2733 * config/sh/t-mlib-sh2e: Delete file.
2734 * config/sh/t-mlib-sh3e: Delete file.
2735 * config/sh/t-mlib-sh4: Delete file.
2736 * config/sh/t-mlib-sh4-nofpu: Delete file.
2737 * config/sh/t-mlib-sh4-single: Delete file.
2738 * config/sh/t-mlib-sh4-single-only: Delete file.
2739 * config/sh/t-mlib-sh4a: Delete file.
2740 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2741 * config/sh/t-mlib-sh4a-single: Delete file.
2742 * config/sh/t-mlib-sh4a-single-only: Delete file.
2743 * config/sh/t-mlib-sh4al: Delete file.
2744 * config/sh/t-mlib-sh5-32media: Delete file.
2745 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2746 * config/sh/t-mlib-sh5-64media: Delete file.
2747 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2748 * config/sh/t-mlib-sh5-compact: Delete file.
2749 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2750 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2751 * doc/install.texi (Options specification): Add
2752 --with-multilib-list and --with-endian.
2754 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2756 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2758 (OBJS-common): Add plugin-version.o.
2759 (plugin-version.o): New.
2760 * gcc-plugin.h (plugin_gcc_version): New.
2761 (plugin_default_version_check): New.
2762 (plugin_init_func, plugin_init): Add version argument.
2763 * plugin-version.c: New.
2764 * plugin.c (str_plugin_gcc_version_name): New.
2765 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2766 pass it to the init function.
2767 (plugin_default_version_check): New.
2769 2009-04-17 Richard Guenther <rguenther@suse.de>
2771 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2772 for decl-vs-decl disambiguation.
2774 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2776 * config/s390/s390.h (s390_tune_attr): New macro definition.
2777 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2779 2009-04-17 Richard Guenther <rguenther@suse.de>
2781 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2782 (fold_stmt_r): Likewise.
2783 (maybe_fold_reference): New function.
2784 (fold_gimple_assign): Handle cases fold_stmt_r did.
2785 (fold_stmt): Do not use fold_stmt_r.
2786 (fold_stmt_inplace): Likewise.
2788 2009-04-17 Richard Guenther <rguenther@suse.de>
2790 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2791 (record_equivalences_from_stmt): Remove useless checks and
2793 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2794 the type is already suitable.
2796 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2798 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2800 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2802 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2803 (CMPtype): Define as __gcc_CMPtype.
2805 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2807 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2808 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2810 2009-04-17 Richard Guenther <rguenther@suse.de>
2812 PR tree-optimization/39746
2813 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2814 special-casing for builtins and static variable use/def.
2815 (call_may_clobber_ref_p_1): Likewise.
2817 2009-04-16 Ian Lance Taylor <iant@google.com>
2819 * df.h: Include "timevar.h".
2820 (struct df_problem): Change tv_id field to timevar_id_t.
2821 * tree-pass.h: Include "timevar.h".
2822 (struct opt_pass): Change tv_id field to timevar_id_t.
2823 * timevar.h (timevar_id_t): Define TV_NONE.
2824 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2825 TV_NONE rather than tv_id != 0.
2826 (execute_one_pass): Likewise.
2827 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2828 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2829 dependencies to $(TREE_PASS_H).
2830 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2832 (pass_branch_target_load_optimize2): Likewise.
2833 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2834 (pass_outof_cfg_layout_mode): Likewise.
2835 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2836 (pass_rebuild_cgraph_edges): Likewise.
2837 (pass_remove_cgraph_callee_edges): Likewise.
2838 * df-core.c (pass_df_initialize_opt): Likewise.
2839 (pass_df_initialize_no_opt): Likewise.
2840 (pass_df_finish): Likewise.
2841 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2842 * except.c (pass_set_nothrow_function_flags): Likewise.
2843 (pass_convert_to_eh_region_ranges): Likewise.
2844 * final.c (pass_compute_alignments): Likewise.
2845 * function.c (pass_instantiate_virtual_regs): Likewise.
2846 (pass_init_function): Likewise.
2847 (pass_leaf_regs): Likewise.
2848 (pass_match_asm_constraints): Likewise.
2849 * gimple-low.c (pass_lower_cf): Likewise.
2850 (pass_mark_used_blocks): Likewise.
2851 * init-regs.c (pass_initialize_regs): Likewise.
2852 * integrate.c (pass_initial_value_sets): Likewise.
2853 * ira.c (pass_ira): Likewise.
2854 * jump.c (pass_cleanup_barriers): Likewise.
2855 * omp-low.c (pass_expand_omp): Likewise.
2856 (pass_lower_omp): Likewise.
2857 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2858 * recog.c (pass_split_all_insns): Likewise.
2859 (pass_split_after_reload): Likewise.
2860 (pass_split_before_regstack): Likewise.
2861 (pass_split_before_sched2): Likewise.
2862 (pass_split_for_shorten_branches): Likewise.
2863 * reginfo.c (pass_reginfo_init): Likewise.
2864 (pass_subregs_of_mode_init): Likewise.
2865 (pass_subregs_of_mode_finish): Likewise.
2866 * passes.c (pass_postreload): Likewise.
2867 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2868 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2869 (pass_warn_function_return): Likewise.
2870 (pass_warn_function_noreturn): Likewise.
2871 * tree-complex.c (pass_lower_complex): Likewise.
2872 (pass_lower_complex_O0): Likewise.
2873 * tree-if-conv.c (pass_if_conversion): Likewise.
2874 * tree-into-ssa.c (pass_build_ssa): Likewise.
2875 * tree-mudflap.c (pass_mudflap_1): Likewise.
2876 (pass_mudflap_2): Likewise.
2877 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2878 (pass_mudflap_2): Likewise.
2879 * tree-nrv.c (pass_return_slot): Likewise.
2880 * tree-object-size.c (pass_object_sizes): Likewise.
2881 * tree-optimize.c (pass_all_optimizations): Likewise.
2882 (pass_early_local_passes): Likewise.
2883 (pass_all_early_optimizations): Likewise.
2884 (pass_cleanup_cfg): Likewise.
2885 (pass_cleanup_cfg_post_optimizing): Likewise.
2886 (pass_free_datastructures): Likewise.
2887 (pass_free_cfg_annotations): Likewise.
2888 (pass_fixup_cfg): Likewise.
2889 (pass_init_datastructures): Likewise.
2890 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2891 (pass_late_warn_uninitialized): Likewise.
2892 (pass_update_address_taken): Likewise.
2893 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2894 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2895 (pass_cse_sincos): Likewise.
2896 (pass_convert_to_rsqrt): Likewise.
2897 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2898 * tree-stdarg.c (pass_stdarg): Likewise.
2899 * tree-tailcall.c (pass_tail_recursion): Likewise.
2900 (pass_tail_calls): Likewise.
2901 * tree-vect-generic.c (pass_lower_vector): Likewise.
2902 (pass_lower_vector_ssa): Likewise.
2903 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2905 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2907 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2909 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2911 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2912 logical and signext.
2914 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2917 * config/sh/predicates.md (arith_operand): Check if the operand
2918 of TRUNCATE is a REG.
2920 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2922 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2923 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2925 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2927 * tree-iterator.c (tsi_split_statement_list_after,
2928 tsi_split_statement_list_before): Remove.
2929 * tree-iterator.h: Remove the prototypes for
2930 tsi_split_statement_list_after and tsi_split_statement_list_before.
2932 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2934 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2935 * tree-ssa-propagate.h: Remove the prototype for
2936 stmt_makes_single_load.
2938 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2940 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2941 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2943 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2945 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2947 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2949 * except.c (eh_region_outer_p): Remove.
2950 * except.h: Remove the prototype for eh_region_outer_p.
2952 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2954 * function.c (current_function_assembler_name): Remove.
2955 * function.h: Remove the prototype for
2956 current_function_assembler_name.
2958 2009-04-16 Ian Lance Taylor <iant@google.com>
2960 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2961 (add_reg_note): Call alloc_reg_note.
2962 * rtl.h (alloc_reg_note): Declare.
2963 * combine.c (try_combine): Use alloc_reg_note.
2964 (recog_for_combine, move_deaths): Likewise.
2965 (distribute_notes): Use alloc_reg_note and add_reg_note.
2966 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2967 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2968 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2970 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2972 PR rtl-optimization/39762
2973 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2974 ira_may_move_out_cost): Add comments about way of their usage.
2975 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2977 * ira-conflicts.c (process_regs_for_copy): Use function
2978 ira_get_register_move_cost instead of global
2979 ira_register_move_cost.
2981 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2982 color_pass, move_spill_restore, update_curr_costs): Ditto.
2984 * ira-lives.c (process_single_reg_class_operands): Ditto.
2986 * ira-emit.c (emit_move_list): Ditto.
2988 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2989 (record_reg_classes): Ditto. Use functions
2990 ira_get_register_move_cost and ira_get_may_move_cost instead of
2991 global vars ira_register_move_cost, ira_may_move_out_cost and
2992 ira_may_move_in_cost.
2993 (record_address_regs): Don't call ira_init_register_move_cost.
2994 Use function ira_get_may_move_cost instead of global
2995 ira_may_move_in_cost.
2996 (process_bb_node_for_hard_reg_moves): Use function
2997 ira_get_register_move_cost instead of global ira_register_move_cost.
2998 (ira_costs): Don't call ira_init_register_move_cost.
3000 2009-04-16 Richard Guenther <rguenther@suse.de>
3002 * tree-cfg.c (verify_gimple_assign_binary):
3003 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
3004 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
3005 (create_general_new_stmt): Note that this function is broken.
3007 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3009 * common.opt (fhelp): Add Var(help_flag).
3010 * gcc-plugin.h (plugin_info): Add help.
3011 * plugin.c (plugin_name_args): Add help.
3012 (register_plugin_info): Set plugin->help.
3013 (print_help_one_plugin): New.
3014 (print_plugins_help): New.
3015 * plugin.h (print_plugins_help): New.
3016 * toplev.c (toplev_main): Call print_plugins_help if needed.
3018 2009-04-16 Richard Guenther <rguenther@suse.de>
3020 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
3021 (gimple_ior_addresses_taken_1): New function.
3022 (gimple_ior_addresses_taken): Likewise.
3023 * gimple.h (struct gimple_statement_with_ops_base): Remove
3024 addresses_taken member.
3025 (gimple_ior_addresses_taken): Declare.
3026 (gimple_addresses_taken, gimple_addresses_taken_ptr,
3027 gimple_set_addresses_taken): Remove.
3028 * ipa-reference.c (mark_address): New function.
3029 (scan_stmt_for_static_refs): Use it for marking addresses taken.
3030 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
3031 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
3032 (gimple_add_to_addresses_taken): Remove.
3033 (get_tmr_operands): Call mark_address_taken.
3034 (get_asm_expr_operands): Likewise.
3035 (get_expr_operands): Likewise.
3036 (build_ssa_operands): Do not clear the addresses_taken bitmap.
3037 (free_stmt_operands): Do not free it.
3038 * tree-ssa.c (delete_tree_ssa): Likewise.
3039 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
3041 2009-04-16 Richard Guenther <rguenther@suse.de>
3043 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
3044 (walk_stmt_load_store_ops): Likewise.
3045 * gimple.c (get_base_loadstore): New function.
3046 (walk_stmt_load_store_addr_ops): Likewise.
3047 (walk_stmt_load_store_ops): Likewise.
3048 * ipa-pure-const.c (check_op): Simplify.
3049 (check_load, check_store): New functions.
3050 (check_stmt): Use walk_stmt_load_store_ops.
3051 * ipa-reference.c (mark_load): Adjust signature.
3052 (mark_store): Likewise.
3053 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
3055 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3057 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
3059 * opts.c (common_handle_option): Don't call print_version.
3060 * plugin.c (plugin_name_args): Add version.
3061 (register_plugin_info): New.
3062 (register_callback): Handle PLUGIN_INFO.
3063 (try_init_one_plugin): New.
3064 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
3066 (finalize_one_plugin): New.
3067 (finalize_plugins): New.
3068 (print_one_plugin): New.
3069 (print_plugins_versions): New.
3070 * plugin.h (print_plugins_versions): New.
3071 (finalize_plugins): New.
3072 * toplev.c (compile_file): Don't call initialize_plugins.
3073 (print_version): Call print_plugins_versions.
3074 (toplev_main): Call initialize_plugins. Print version if needed.
3075 Call finalize_plugins.
3077 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3079 * common.opt (fversion): New.
3080 * gcc.c (print_version): New.
3081 (process_command): Don't print the version. Just set print_version.
3082 (main): Print version. Call subprocesses if print_version and
3083 verbose_flag are set.
3084 * opts.c (common_handle_option): Handle OPT_fversion.
3086 2009-04-16 Richard Guenther <rguenther@suse.de>
3087 Ira Rosen <irar@il.ibm.com>
3089 PR tree-optimization/39698
3090 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
3091 type of the reduction variable. Only generate the def if
3094 * omp-low.c (expand_omp_for_generic): When converting to a pointer
3095 make sure to first convert to an integer of the same precision.
3096 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
3097 the type of the evolution correctly in computing the new
3098 induction variable base.
3100 2009-04-16 Richard Guenther <rguenther@suse.de>
3103 * tree-cfg.c (make_blocks): Split statements with to-be
3104 abnormal SSA names on the lhs.
3106 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
3108 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
3109 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
3110 * c-typeck.c (really_start_incremental_init): Likewise.
3111 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
3112 (TARGET_INITIALIZER): Remove it.
3113 * target.h (struct target): Remove vector_opaque_p.
3114 * tree.c (build_opaque_vector_type): New.
3115 * tree.h (TYPE_VECTOR_OPAQUE): New.
3116 (build_opaque_vector_type): Declare.
3117 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
3118 * config/rs6000/rs6000.c (build_opaque_vector_type,
3119 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
3120 (rs6000_init_builtins): Use build_opaque_vector_type for
3121 opaque_V4SI_type_node.
3123 2009-04-15 Catherine Moore <clm@codesourcery.com>
3125 * debug.h (set_name): Declare.
3126 * dwarf2out.c (dwarf2out_set_name): Declare.
3127 (dwarf2_debug_hooks): Add set_name.
3128 (find_AT_string): New.
3129 (add_AT_string): Call find_AT_string.
3130 (dwarf2out_set_name): New.
3131 * cp/decl.c (grokdeclarator): Call set_name.
3132 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
3133 * debug.c (do_nothing_debug_hooks): Likewise.
3134 * dbxout.c (dbx_debug_hooks): Likewise.
3135 * sdbout.c (sdb_debug_hooks): Likewise.
3137 2009-04-15 Michael Eager <eager@eagercon.com>
3139 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
3140 reg for single-precision FPU.
3141 * config/rs6000/rs6000.md (movsi_internal1): Only for
3143 (movsi_internal1_single): New. Add pattern to move SI values to/from
3144 single-precision FP regs.
3146 2009-04-15 Richard Guenther <rguenther@suse.de>
3148 * omp-low.c (lower_rec_input_clauses): Build correct address
3150 (expand_omp_for_generic): Fix multiplication type.
3151 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
3152 (generate_memset_zero): Fix types.
3153 * tree-profile.c (prepare_instrumented_value): Correctly
3156 2009-04-15 Ian Lance Taylor <iant@google.com>
3158 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
3159 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
3160 for -Wall and for -Wc++-compat.
3161 (c_common_post_options): For C++, set warn_enum_compare if not
3163 * c-tree.h (struct c_expr): Add field original_type.
3164 (build_external_ref): Update declaration.
3165 * c-parser.c (c_parser_braced_init): Set original_type.
3166 (c_parser_initelt): Likewise.
3167 (c_parser_expr_no_commas): Likewise.
3168 (c_parser_conditional_expression): Likewise.
3169 (c_parser_cast_expression): Likewise.
3170 (c_parser_unary_expression): Likewise. Pull setting of
3171 original_code to top of function.
3172 (c_parser_sizeof_expression): Set original_type.
3173 (c_parser_alignof_expression): Likewise.
3174 (c_parser_postfix_expression): Likewise. Pull setting of
3175 original_code to top of function.
3176 (c_parser_postfix_expression_after_paren_type): Set original_type.
3177 (c_parser_postfix_expression_after_primary): Likewise.
3178 (c_parser_expression): Likewise.
3179 * c-typeck.c (build_external_ref): Add type parameter. Change all
3181 (c_expr_sizeof_expr): Set original_type field.
3182 (parser_build_unary_op): Likewise.
3183 (parser_build_binary_op): Likewise. Optionally warn about
3184 comparisons of enums of different types.
3185 (digest_init): Set original_type field.
3186 (really_start_incremental_init): Likewise.
3187 (push_init_level, pop_init_level): Likewise.
3188 * doc/invoke.texi (Warning Options): -Wenum-compare now
3191 2009-04-15 Richard Guenther <rguenther@suse.de>
3193 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
3194 out a necessary conversion.
3195 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
3196 names we didn't value number.
3197 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
3199 2009-04-15 Richard Guenther <rguenther@suse.de>
3201 PR tree-optimization/39764
3202 * tree-ssa-ccp.c (get_value): Canonicalize value with
3203 canonicalize_float_value.
3205 2009-04-15 Jan Hubicka <jh@suse.cz>
3207 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
3208 Wrong version of patch.
3210 2009-04-15 Jan Hubicka <jh@suse.cz>
3212 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
3214 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
3216 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
3217 our distinct integral and vector types.
3219 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
3221 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
3222 * init.c (build_vtbl_address): Remove call to assemble_external.
3224 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
3226 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
3227 output for other floating point modes.
3229 2009-04-14 Diego Novillo <dnovillo@google.com>
3231 * diagnostic.c (diagnostic_report_diagnostic): Do not
3232 warn about loaded plugins for DK_ERROR and DK_WARNING.
3233 * c-decl.c (declspecs_add_type): Move call to
3234 invoke_plugin_callbacks ...
3235 * c-parser.c (c_parser_declspecs): ... here.
3236 * plugin.c (dump_active_plugins): Tidy output.
3238 2009-04-14 Diego Novillo <dnovillo@google.com>
3239 Le-Chun Wu <lcwu@google.com>
3241 * configure.ac: Add --enable-plugin support.
3242 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
3243 * Makefile.in (PLUGIN_H): Define.
3244 Export ENABLE_PLUGIN and GMPINC to site.exp.
3245 Add PLUGINLIBS to link command.
3246 Add/modify dependencies for plugin.o and files including plugin.h.
3248 * config.in: Regenerate.
3250 * opts.c (common_handle_option): Handle OPT_fplugin_ and
3253 2009-04-14 Le-Chun Wu <lcwu@google.com>
3255 * tree-pass.h (register_one_dump_file): Add a prototype for
3256 register_one_dump_file.
3257 * toplev.c (compile_file): Call initialize_plugins.
3258 (do_compile): Call invoke_plugin_callbacks.
3259 (toplev_main): Call invoke_plugin_callbacks.
3260 * common.opt: Add -fplugin= and -fplugin-arg-.
3261 * gcc-plugin.h: New public header file for plugins to include.
3262 * plugin.c: New source file.
3263 * plugin.h: New internal header file.
3264 * passes.c (register_one_dump_file): Make it external.
3266 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
3268 2009-04-14 Diego Novillo <dnovillo@google.com>
3270 * doc/plugins.texi: New.
3271 * doc/gccint.texi: Add reference to Plugins chapter.
3272 * doc/invoke.texi: Document -fplugin and -fplugin-arg
3273 * diagnostic.c (diagnostic_report_diagnostic): Warn about
3274 loaded plugins, if any.
3275 * timevar.def (TV_PLUGIN_INIT): Define.
3276 (TV_PLUGIN_RUN): Define.
3277 * plugin.c: Include timevar.h
3278 (plugins_active_p): New.
3279 (dump_active_plugins): New.
3280 (debug_active_plugins): New.
3282 2009-04-14 Joseph Myers <joseph@codesourcery.com>
3284 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
3286 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
3288 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
3290 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
3291 the same as a minus without a shift.
3293 2009-04-14 Nick Clifton <nickc@redhat.com>
3295 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
3296 comparisons with small integers will always produce a short
3299 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
3302 2008-12-19 Diego Novillo <dnovillo@google.com>
3304 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
3306 2009-04-14 Richard Guenther <rguenther@suse.de>
3308 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
3310 (verify_gimple_assign_binary): Likewise. Handle shifts and
3312 (verify_gimple_phi): Print the mismatched argument position.
3313 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3315 (vect_update_init_of_dr): Likewise.
3316 * matrix-reorg.c (transform_access_sites): Do what the
3318 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
3320 2009-04-13 Michael Eager <eager@eagercon.com>
3322 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
3323 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
3324 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
3325 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
3326 remove duplicate config
3328 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3330 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
3331 file_name:line_number type locator of the call site.
3333 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
3335 * genautomata.c: Put blank after comma.
3336 (automaton_decls): New.
3337 (struct unit_usage): Add comments to member next.
3338 (store_alt_unit_usage): Keep the list ordered.
3339 (unit_present_on_list_p, equal_alternatives_p): New.
3340 (check_regexp_units_distribution): Check units distribution
3341 correctness correctly.
3342 (main): Don't write automata if error is found. Return correct
3345 * config/m68k/cf.md (cfv4_ds): Remove.
3346 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
3347 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
3349 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
3350 power4-load-ext, power4-store, power4-store-update,
3351 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
3352 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
3353 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
3354 power4-sqrt, power4-isync): Modify reservation to make correct
3355 unit distribution to automata.
3357 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
3358 power5-store-update, power5-two, power5-three, power5-lmul,
3359 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
3361 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
3363 * except.c (pass_set_nothrow_function_flags): Set name and add
3365 (set_nothrow_function_flags): Mention in the dump file when
3366 changing a function to nothrow.
3368 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
3371 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
3372 instead of unsigned long.
3374 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3376 * config/arm/arm.c (return_used_this_function): Remove.
3377 (arm_output_function_prologue): Remove use of
3378 return_used_this_function.
3379 (output_return_instruction): Replace use of
3380 return_used_this_function
3381 by cfun->machine->return_used_this_function.
3382 (arm_output_epilogue): Likewise.
3383 (arm_output_function_epilogue): Likewise.
3384 (thumb_unexpanded_epilogue): Likewise.
3385 * config/arm/arm.h (struct machine_function):
3386 New member return_used_this_function.
3388 2009-04-12 Mark Mitchell <mark@codesourcery.com>
3390 * doc/install.texi: Correct description of default directory for
3391 --with-gxx-include-dir.
3393 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
3395 * fold-const.c (build_range_check): Properly deal with enumeral and
3398 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
3400 * doc/invoke.texi (max_gcse_passes): Remove documentation.
3401 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
3402 * params.h (MAX_GCSE_PASSES): Remove.
3403 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
3404 in sequence. Remove ability to run multiple passes.
3405 (bypass_jumps): Report run as third CPROP pass.
3407 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
3410 * except.c (can_throw_external): Look at each insn in a SEQUENCE
3411 when deciding whether the whole SEQUENCE can throw.
3413 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
3416 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
3417 offseted label references.
3419 2009-04-11 Jan Hubicka <jh@suse.cz>
3421 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
3423 2009-04-11 Richard Guenther <rguenther@suse.de>
3426 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
3427 return variables as TREE_ADDRESSABLE.
3429 2009-04-11 Richard Guenther <rguenther@suse.de>
3431 PR tree-optimization/39713
3432 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
3433 reference trees have SSA_NAME operands.
3435 2009-04-11 Richard Guenther <rguenther@suse.de>
3438 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
3439 address expressions.
3441 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
3443 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
3444 match changes in Cygwin 1.7
3445 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
3446 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
3448 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3450 PR tree-optimization/39701
3451 * doc/invoke.texi (Optimization Options): Document change in
3452 meaning and initialization of -fdelete-null-pointer-checks.
3454 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3457 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
3459 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
3462 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
3464 2009-04-10 Chao-ying Fu <fu@mips.com>
3466 * doc/tm.texi (Instruction Output): Document
3467 TARGET_ASM_FINAL_POSTSCAN_INSN.
3468 * target.h (final_postscan_insn): New field in asm_out.
3469 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3470 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
3471 * final.c (final_scan_insn): Call
3472 targetm.asm_out.final_postscan_insn after outputting
3473 an asm macro and a normal instruction.
3475 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3476 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3477 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3478 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3479 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3481 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3484 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3485 variables as non-NULL even with -fdelete-null-pointer-checks.
3487 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3489 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3491 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3494 * config/i386/i386.c (classify_argument): Handle SCmode with
3495 (bit_offset % 64) != 0.
3497 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3499 * doc/invoke.texi (Optimize Options): Add cross-reference to
3500 -Q --help=optimizers examples.
3502 2009-04-10 Ben Elliston <bje@au.ibm.com>
3505 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3506 regalign for the reg == fpr and TDmode case.
3508 2009-04-09 David Ayers <ayers@fsfe.org>
3511 * objc/objc-act.c (warn_with_method): Remove helper function.
3512 (check_duplicates): Call warning and inform directly.
3513 (really_start_method): Likewise.
3515 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3517 * expmed.c (expand_divmod): Always use a comparison for a division
3518 by a large unsigned integer.
3520 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3521 for things others than variables or functions as nonzero.
3523 2009-04-09 Nick Clifton <nickc@redhat.com>
3525 * unwind-compat.c: Change copyright header to refer to version
3526 3 of the GNU General Public License with version 3.1 of the
3527 GCC Runtime Library Exception and to point readers at the
3528 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3529 * config/alpha/crtfastmath.c: Likewise.
3530 * config/alpha/linux-unwind.h: Likewise.
3531 * config/alpha/qrnnd.asm: Likewise.
3532 * config/alpha/vms-crt0-64.c: Likewise.
3533 * config/alpha/vms-crt0.c: Likewise.
3534 * config/alpha/vms-dwarf2.asm: Likewise.
3535 * config/alpha/vms-dwarf2eh.asm: Likewise.
3536 * config/alpha/vms-psxcrt0-64.c: Likewise.
3537 * config/alpha/vms-psxcrt0.c: Likewise.
3538 * config/alpha/vms_tramp.asm: Likewise.
3539 * config/arc/initfini.c: Likewise.
3540 * config/arc/lib1funcs.asm: Likewise.
3541 * config/arm/bpabi-v6m.S: Likewise.
3542 * config/arm/bpabi.S: Likewise.
3543 * config/arm/bpabi.c: Likewise.
3544 * config/arm/crti.asm: Likewise.
3545 * config/arm/crtn.asm: Likewise.
3546 * config/arm/ieee754-df.S: Likewise.
3547 * config/arm/ieee754-sf.S: Likewise.
3548 * config/arm/lib1funcs.asm: Likewise.
3549 * config/arm/libunwind.S: Likewise.
3550 * config/arm/linux-atomic.c: Likewise.
3551 * config/arm/mmintrin.h: Likewise.
3552 * config/arm/pr-support.c: Likewise.
3553 * config/arm/unaligned-funcs.c: Likewise.
3554 * config/arm/unwind-arm.c: Likewise.
3555 * config/arm/unwind-arm.h: Likewise.
3556 * config/avr/libgcc.S: Likewise.
3557 * config/bfin/crti.s: Likewise.
3558 * config/bfin/crtlibid.s: Likewise.
3559 * config/bfin/crtn.s: Likewise.
3560 * config/bfin/lib1funcs.asm: Likewise.
3561 * config/bfin/linux-unwind.h: Likewise.
3562 * config/cris/arit.c: Likewise.
3563 * config/cris/cris_abi_symbol.c: Likewise.
3564 * config/darwin-64.c: Likewise.
3565 * config/darwin-crt2.c: Likewise.
3566 * config/darwin-crt3.c: Likewise.
3567 * config/darwin.h: Likewise.
3568 * config/dbxelf.h: Likewise.
3569 * config/dfp-bit.c: Likewise.
3570 * config/dfp-bit.h: Likewise.
3571 * config/elfos.h: Likewise.
3572 * config/fixed-bit.c: Likewise.
3573 * config/fixed-bit.h: Likewise.
3574 * config/fp-bit.c: Likewise.
3575 * config/fp-bit.h: Likewise.
3576 * config/fr30/crti.asm: Likewise.
3577 * config/fr30/crtn.asm: Likewise.
3578 * config/fr30/lib1funcs.asm: Likewise.
3579 * config/freebsd-spec.h: Likewise.
3580 * config/frv/cmovd.c: Likewise.
3581 * config/frv/cmovh.c: Likewise.
3582 * config/frv/cmovw.c: Likewise.
3583 * config/frv/frvbegin.c: Likewise.
3584 * config/frv/frvend.c: Likewise.
3585 * config/frv/lib1funcs.asm: Likewise.
3586 * config/glibc-stdint.h: Likewise.
3587 * config/h8300/clzhi2.c: Likewise.
3588 * config/h8300/crti.asm: Likewise.
3589 * config/h8300/crtn.asm: Likewise.
3590 * config/h8300/ctzhi2.c: Likewise.
3591 * config/h8300/fixunssfsi.c: Likewise.
3592 * config/h8300/lib1funcs.asm: Likewise.
3593 * config/h8300/parityhi2.c: Likewise.
3594 * config/h8300/popcounthi2.c: Likewise.
3595 * config/i386/ammintrin.h: Likewise.
3596 * config/i386/att.h: Likewise.
3597 * config/i386/avxintrin.h: Likewise.
3598 * config/i386/biarch64.h: Likewise.
3599 * config/i386/bmmintrin.h: Likewise.
3600 * config/i386/cpuid.h: Likewise.
3601 * config/i386/cross-stdarg.h: Likewise.
3602 * config/i386/crtfastmath.c: Likewise.
3603 * config/i386/crtprec.c: Likewise.
3604 * config/i386/cygming-crtbegin.c: Likewise.
3605 * config/i386/cygming-crtend.c: Likewise.
3606 * config/i386/cygwin.asm: Likewise.
3607 * config/i386/emmintrin.h: Likewise.
3608 * config/i386/gmm_malloc.h: Likewise.
3609 * config/i386/gthr-win32.c: Likewise.
3610 * config/i386/i386.h: Likewise.
3611 * config/i386/immintrin.h: Likewise.
3612 * config/i386/linux-unwind.h: Likewise.
3613 * config/i386/linux64.h: Likewise.
3614 * config/i386/mm3dnow.h: Likewise.
3615 * config/i386/mmintrin-common.h: Likewise.
3616 * config/i386/mmintrin.h: Likewise.
3617 * config/i386/nmmintrin.h: Likewise.
3618 * config/i386/pmm_malloc.h: Likewise.
3619 * config/i386/pmmintrin.h: Likewise.
3620 * config/i386/smmintrin.h: Likewise.
3621 * config/i386/sol2-c1.asm: Likewise.
3622 * config/i386/sol2-ci.asm: Likewise.
3623 * config/i386/sol2-cn.asm: Likewise.
3624 * config/i386/sol2-gc1.asm: Likewise.
3625 * config/i386/tmmintrin.h: Likewise.
3626 * config/i386/unix.h: Likewise.
3627 * config/i386/w32-unwind.h: Likewise.
3628 * config/i386/wmmintrin.h: Likewise.
3629 * config/i386/x86-64.h: Likewise.
3630 * config/i386/x86intrin.h: Likewise.
3631 * config/i386/xmmintrin.h: Likewise.
3632 * config/ia64/crtbegin.asm: Likewise.
3633 * config/ia64/crtend.asm: Likewise.
3634 * config/ia64/crtfastmath.c: Likewise.
3635 * config/ia64/crti.asm: Likewise.
3636 * config/ia64/crtn.asm: Likewise.
3637 * config/ia64/fde-glibc.c: Likewise.
3638 * config/ia64/lib1funcs.asm: Likewise.
3639 * config/ia64/linux-unwind.h: Likewise.
3640 * config/ia64/quadlib.c: Likewise.
3641 * config/ia64/unwind-ia64.c: Likewise.
3642 * config/linux.h: Likewise.
3643 * config/m32c/m32c-lib1.S: Likewise.
3644 * config/m32c/m32c-lib2-trapv.c: Likewise.
3645 * config/m32c/m32c-lib2.c: Likewise.
3646 * config/m32r/initfini.c: Likewise.
3647 * config/m68hc11/larith.asm: Likewise.
3648 * config/m68hc11/m68hc11-crt0.S: Likewise.
3649 * config/m68k/cf.md: Likewise.
3650 * config/m68k/crti.s: Likewise.
3651 * config/m68k/crtn.s: Likewise.
3652 * config/m68k/lb1sf68.asm: Likewise.
3653 * config/m68k/linux-unwind.h: Likewise.
3654 * config/mcore/crti.asm: Likewise.
3655 * config/mcore/crtn.asm: Likewise.
3656 * config/mcore/lib1.asm: Likewise.
3657 * config/mips/linux-unwind.h: Likewise.
3658 * config/mips/loongson.h: Likewise.
3659 * config/mips/mips16.S: Likewise.
3660 * config/mmix/crti.asm: Likewise.
3661 * config/mmix/crtn.asm: Likewise.
3662 * config/pa/fptr.c: Likewise.
3663 * config/pa/hpux-unwind.h: Likewise.
3664 * config/pa/lib2funcs.asm: Likewise.
3665 * config/pa/linux-atomic.c: Likewise.
3666 * config/pa/linux-unwind.h: Likewise.
3667 * config/pa/milli64.S: Likewise.
3668 * config/pa/quadlib.c: Likewise.
3669 * config/pa/stublib.c: Likewise.
3670 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3671 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3672 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3673 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3674 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3675 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3676 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3677 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3678 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3679 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3680 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3681 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3682 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3683 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3684 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3685 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3686 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3687 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3688 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3689 * config/rs6000/750cl.h: Likewise.
3690 * config/rs6000/altivec.h: Likewise.
3691 * config/rs6000/biarch64.h: Likewise.
3692 * config/rs6000/crtresfpr.asm: Likewise.
3693 * config/rs6000/crtresgpr.asm: Likewise.
3694 * config/rs6000/crtresxfpr.asm: Likewise.
3695 * config/rs6000/crtresxgpr.asm: Likewise.
3696 * config/rs6000/crtsavfpr.asm: Likewise.
3697 * config/rs6000/crtsavgpr.asm: Likewise.
3698 * config/rs6000/darwin-asm.h: Likewise.
3699 * config/rs6000/darwin-fallback.c: Likewise.
3700 * config/rs6000/darwin-fpsave.asm: Likewise.
3701 * config/rs6000/darwin-ldouble.c: Likewise.
3702 * config/rs6000/darwin-tramp.asm: Likewise.
3703 * config/rs6000/darwin-unwind.h: Likewise.
3704 * config/rs6000/darwin-vecsave.asm: Likewise.
3705 * config/rs6000/darwin-world.asm: Likewise.
3706 * config/rs6000/e500crtres32gpr.asm: Likewise.
3707 * config/rs6000/e500crtres64gpr.asm: Likewise.
3708 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3709 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3710 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3711 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3712 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3713 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3714 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3715 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3716 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3717 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3718 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3719 * config/rs6000/eabi-ci.asm: Likewise.
3720 * config/rs6000/eabi-cn.asm: Likewise.
3721 * config/rs6000/eabi.asm: Likewise.
3722 * config/rs6000/linux-unwind.h: Likewise.
3723 * config/rs6000/linux64.h: Likewise.
3724 * config/rs6000/paired.h: Likewise.
3725 * config/rs6000/paired.md: Likewise.
3726 * config/rs6000/ppc64-fp.c: Likewise.
3727 * config/rs6000/ppu_intrinsics.h: Likewise.
3728 * config/rs6000/rs6000.h: Likewise.
3729 * config/rs6000/si2vmx.h: Likewise.
3730 * config/rs6000/sol-ci.asm: Likewise.
3731 * config/rs6000/sol-cn.asm: Likewise.
3732 * config/rs6000/spe.h: Likewise.
3733 * config/rs6000/spu2vmx.h: Likewise.
3734 * config/rs6000/sysv4.h: Likewise.
3735 * config/rs6000/tramp.asm: Likewise.
3736 * config/rs6000/vec_types.h: Likewise.
3737 * config/s390/linux-unwind.h: Likewise.
3738 * config/s390/tpf-unwind.h: Likewise.
3739 * config/score/crti.asm: Likewise.
3740 * config/score/crtn.asm: Likewise.
3741 * config/sh/crt1.asm: Likewise.
3742 * config/sh/crti.asm: Likewise.
3743 * config/sh/crtn.asm: Likewise.
3744 * config/sh/divtab-sh4-300.c: Likewise.
3745 * config/sh/divtab-sh4.c: Likewise.
3746 * config/sh/divtab.c: Likewise.
3747 * config/sh/lib1funcs-4-300.asm: Likewise.
3748 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3749 * config/sh/lib1funcs.asm: Likewise.
3750 * config/sh/lib1funcs.h: Likewise.
3751 * config/sh/linux-atomic.asm: Likewise.
3752 * config/sh/linux-unwind.h: Likewise.
3753 * config/sh/shmedia.h: Likewise.
3754 * config/sh/sshmedia.h: Likewise.
3755 * config/sh/ushmedia.h: Likewise.
3756 * config/sparc/crtfastmath.c: Likewise.
3757 * config/sparc/linux-unwind.h: Likewise.
3758 * config/sparc/sol2-c1.asm: Likewise.
3759 * config/sparc/sol2-ci.asm: Likewise.
3760 * config/sparc/sol2-cn.asm: Likewise.
3761 * config/spu/divmodti4.c: Likewise.
3762 * config/spu/divv2df3.c: Likewise.
3763 * config/spu/float_disf.c: Likewise.
3764 * config/spu/float_unsdidf.c: Likewise.
3765 * config/spu/float_unsdisf.c: Likewise.
3766 * config/spu/float_unssidf.c: Likewise.
3767 * config/spu/mfc_multi_tag_release.c: Likewise.
3768 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3769 * config/spu/mfc_tag_release.c: Likewise.
3770 * config/spu/mfc_tag_reserve.c: Likewise.
3771 * config/spu/mfc_tag_table.c: Likewise.
3772 * config/spu/multi3.c: Likewise.
3773 * config/spu/spu_internals.h: Likewise.
3774 * config/spu/spu_intrinsics.h: Likewise.
3775 * config/spu/spu_mfcio.h: Likewise.
3776 * config/spu/vec_types.h: Likewise.
3777 * config/spu/vmx2spu.h: Likewise.
3778 * config/stormy16/stormy16-lib2.c: Likewise.
3779 * config/svr4.h: Likewise.
3780 * config/sync.c: Likewise.
3781 * config/v850/lib1funcs.asm: Likewise.
3782 * config/vxlib-tls.c: Likewise.
3783 * config/vxlib.c: Likewise.
3784 * config/vxworks-dummy.h: Likewise.
3785 * config/xtensa/crti.asm: Likewise.
3786 * config/xtensa/crtn.asm: Likewise.
3787 * config/xtensa/ieee754-df.S: Likewise.
3788 * config/xtensa/ieee754-sf.S: Likewise.
3789 * config/xtensa/lib1funcs.asm: Likewise.
3790 * config/xtensa/lib2funcs.S: Likewise.
3791 * config/xtensa/linux-unwind.h: Likewise.
3792 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3793 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3794 * coretypes.h: Likewise.
3795 * crtstuff.c: Likewise.
3796 * defaults.h: Likewise.
3797 * dwarf2.h: Likewise.
3798 * emutls.c: Likewise.
3799 * gbl-ctors.h: Likewise.
3800 * gcov-io.h: Likewise.
3801 * ginclude/float.h: Likewise.
3802 * ginclude/iso646.h: Likewise.
3803 * ginclude/stdarg.h: Likewise.
3804 * ginclude/stdbool.h: Likewise.
3805 * ginclude/stddef.h: Likewise.
3806 * ginclude/stdfix.h: Likewise.
3807 * ginclude/stdint-gcc.h: Likewise.
3808 * ginclude/tgmath.h: Likewise.
3809 * gthr-aix.h: Likewise.
3810 * gthr-dce.h: Likewise.
3811 * gthr-gnat.c: Likewise.
3812 * gthr-gnat.h: Likewise.
3813 * gthr-lynx.h: Likewise.
3814 * gthr-mipssde.h: Likewise.
3815 * gthr-nks.h: Likewise.
3816 * gthr-posix.c: Likewise.
3817 * gthr-posix.h: Likewise.
3818 * gthr-posix95.h: Likewise.
3819 * gthr-rtems.h: Likewise.
3820 * gthr-single.h: Likewise.
3821 * gthr-solaris.h: Likewise.
3822 * gthr-tpf.h: Likewise.
3823 * gthr-vxworks.h: Likewise.
3824 * gthr-win32.h: Likewise.
3826 * libgcc2.c: Likewise.
3827 * libgcc2.h: Likewise.
3828 * libgcov.c: Likewise.
3829 * tsystem.h: Likewise.
3830 * typeclass.h: Likewise.
3831 * unwind-c.c: Likewise.
3832 * unwind-compat.h: Likewise.
3833 * unwind-dw2-fde-compat.c: Likewise.
3834 * unwind-dw2-fde-darwin.c: Likewise.
3835 * unwind-dw2-fde-glibc.c: Likewise.
3836 * unwind-dw2-fde.c: Likewise.
3837 * unwind-dw2-fde.h: Likewise.
3838 * unwind-dw2.c: Likewise.
3839 * unwind-dw2.h: Likewise.
3840 * unwind-generic.h: Likewise.
3841 * unwind-pe.h: Likewise.
3842 * unwind-sjlj.c: Likewise.
3843 * unwind.inc: Likewise.
3844 * config/arm/neon-gen.ml: Change generated copyright header to
3845 refer to version 3 of the GNU General Public License with
3846 version 3.1 of the GCC Runtime Library Exception and to point
3847 readers at the COPYING3 and COPYING3.RUNTIME files and the
3848 FSF's license web page.
3849 * config/arm/arm_neon.h: Regenerate.
3851 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3853 * config/cris/cris.md: Change copyright header to refer to version
3854 3 of the GNU General Public License.
3855 * doc/install.texi2html: Change copyright header to refer to version
3856 3 of the GNU General Public License and to point readers at the
3857 COPYING3 file and the FSF's license web page.
3858 * config/vax/linux.h: Likewise.
3860 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3862 * config/i386/i386.md (cmpcc): New.
3863 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3864 (sync_compare_and_swap_cc*): Delete.
3866 * config/s390/s390.c (s390_compare_emitted): Remove.
3867 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3868 s390_compare_emitted used to be handled. Assert that modes match.
3869 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3870 refer to sync_compare_and_swap_ccsi.
3871 * config/s390/s390.h (s390_compare_emitted): Remove.
3872 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3873 instead of s390_compare_emitted.
3874 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3875 instead of s390_compare_emitted.
3876 * config/s390/s390.md (cmpcc): New.
3877 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3878 CC_REGNUM, do not pretend it's set.
3879 (sync_compare_and_swap_cc*): Delete.
3880 * config/s390/predicates.md (cc_reg_operand): New.
3882 * expr.c (sync_compare_and_swap_cc): Delete.
3883 * optabs.h (sync_compare_and_swap_cc): Delete.
3884 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3885 is being used with can_compare_p.
3886 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3888 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3889 look for a MODE_CC set instead. Use emit_store_flag.
3890 (expand_compare_and_swap_loop): Likewise, with some additional
3891 complication to avoid a force_reg when useless. Use
3892 emit_cmp_and_jump_insns.
3893 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3894 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3895 sync_compare_and_swap documentation.
3897 2009-04-09 Jan Hubicka <jh@suse.cz>
3899 * except.c (find_prev_try): Break out from ....
3900 (duplicate_eh_regions): ... here; properly update prev_try pointers
3901 when duplication part of tree.
3902 (dump_eh_tree): Improve dumping.
3903 (verify_eh_region): New.
3904 (verify_eh_tree): Use it.
3906 2009-04-06 Richard Guenther <rguenther@suse.de>
3908 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3909 &ARRAY addresses by adjusting their types and prepending
3911 * tree-cfg.c (verify_gimple_assign_single): Verify that
3912 addresses are correct.
3914 2009-04-09 Richard Guenther <rguenther@suse.de>
3916 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3917 indices into an array reference if possible.
3918 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3919 Fold POINTER_PLUS_EXPR statements with invariant address.
3921 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3924 * config.gcc (powerpc64-*-linux*): Always build biarch.
3926 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3929 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3930 it and pedwarn if this results in an INTEGER_CST.
3932 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3934 * doc/install.texi: Update minimum GMP version. Remove obsolete
3935 text in MPFR section.
3937 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3939 * dwarf2out.c (class_scope_p): New static inline.
3940 (class_or_namespace_scope_p): Use it.
3941 (gen_variable_die): Use DW_TAG_member tag for static data member
3942 declarations instead of DW_TAG_variable.
3945 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3948 2009-04-08 Richard Guenther <rguenther@suse.de>
3950 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3951 valueize random data.
3953 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3955 * config.gcc (aix tm_file): Add aix-stdint.h.
3956 (aix tm clause use_gcc_stdint): Set to wrap.
3957 * config/rs6000/aix-stdint.h: New file.
3959 2009-04-08 Richard Guenther <rguenther@suse.de>
3962 * tree-dfa.c (add_referenced_var): Do not recurse into
3963 global initializers.
3964 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3966 (fold_const_aggregate_ref): Likewise.
3968 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3970 * recog.c (ordered_comparison_operator): New.
3971 * gensupport.c (std_preds): Add it.
3972 * doc/md.texi (Machine-Independent Predicates): Document it.
3974 2009-04-08 Jan Hubicka <jh@suse.cz>
3976 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3977 * function.h (rtl_eh): Remove exception_handler_label_map.
3978 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3979 remove_exception_handler_label, for_each_eh_label_1): Remove.
3980 (rtl_remove_unreachable_regions): Remove.
3981 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3982 (find_exception_handler_labels): Don't build the hashtable.
3983 (maybe_remove_eh_handler): Remove.
3984 (for_each_eh_label): Rewrite to walk the tree.
3985 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3986 * except.h (maybe_remove_eh_handler): Remove.
3987 * passes.c (init_optimization_passes): Schedule second EH cleanup
3989 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3990 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3992 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3994 * genoutput.c (validate_optab_operands): New.
3995 (gen_insn, gen_expand): Call it.
3997 * genflags.c (gen_insn): Detect misused iterators.
3998 (main): Pass line_no to gen_insn, exit with status 1 on error.
4000 * genextract.c (line_no): Make global.
4001 (VEC_safe_set_locstr): Change assertion to error message.
4002 (main): Exit with status 1 on error.
4004 2009-04-08 Joseph Myers <joseph@codesourcery.com>
4008 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
4009 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
4010 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
4011 * c-convert.c (convert): Do not call fold on results of conversion
4012 functions when the result is a C_MAYBE_CONST_EXPR.
4013 * c-parser.c (c_parser_postfix_expression): Do not fold condition
4014 of __builtin_choose_expr.
4015 * c-typeck.c (remove_c_maybe_const_expr): New.
4016 (build_unary_op, build_conditional_expr, build_compound_expr,
4017 build_binary_op, c_objc_common_truthvalue_conversion): Call
4018 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
4021 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
4023 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
4024 CODE to produce a new one. Add a prototype to use fold_convert_const
4026 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
4029 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
4030 mix declarations and code.
4032 2009-04-08 Ben Elliston <bje@au.ibm.com>
4034 * gcc.c: Replace `CC' with `GCC' throughout.
4036 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
4038 * doc/invoke.texi: Document Atom support.
4040 2009-04-07 Jason Merrill <jason@redhat.com>
4043 * c-common.h, c-common.c: Add flag_pretty_templates.
4044 * c-opts.c (c_common_handle_option): Set it.
4045 * c.opt: Add -fno-pretty-templates.
4046 * doc/invoke.texi (C++ Dialect Options): Likewise.
4048 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
4050 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
4051 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
4052 (ia64_expand_builtin): Likewise.
4054 2009-04-07 Martin Jambor <mjambor@suse.cz>
4056 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
4057 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
4058 ADDR_EXPRS are include too.
4060 2009-04-07 Richard Guenther <rguenther@suse.de>
4062 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
4063 decls are only used if passes as parameters or if they are
4064 local statics and the call is not to a builtin.
4065 (call_may_clobber_ref_p_1): Likewise.
4067 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4069 * expr.c (do_store_flag): Remove last argument. Simplify code
4070 to avoid duplication of tests already done by can_compare_p.
4071 (expand_expr_real_1): Adjust caller.
4073 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4075 * optabs.c (can_compare_p): Test the predicate of a
4076 cbranch and cstore pattern.
4078 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4080 * expr.c (convert_move): Use emit_store_flag instead of
4083 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4085 * config/i386/i386.c (ix86_compare_emitted): Remove.
4086 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
4087 ix86_compare_op0 like ix86_compare_emitted used to be handled.
4088 * config/i386/i386.h (ix86_compare_emitted): Remove.
4089 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
4090 instead of ix86_compare_emitted.
4091 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
4093 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
4095 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
4096 Add t-sysroot-suffix to tmake_file.
4097 * config/print-sysroot-suffix.sh: New file.
4098 * config/t-sysroot-suffix: New file.
4100 2009-04-07 Ben Elliston <bje@au.ibm.com>
4102 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
4103 as the latter produces a warning when the target does not support
4106 2009-04-07 Ben Elliston <bje@au.ibm.com>
4108 * dfp.c: Replace type punning assignments with memcpy throughout.
4109 * Makefile.in (dfp.o-warn): Remove.
4111 2009-04-07 Alan Modra <amodra@bigpond.net.au>
4114 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
4115 Include soft-fp/t-softfp after rs6000/t-linux64.
4117 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
4119 * stor-layout.c (set_sizetype): Use the full precision of their
4120 machine mode for bitsize types.
4122 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
4124 * config/i386/i386.md: Revert 2 accidental checkins.
4126 2009-04-06 Joey Ye <joey.ye@intel.com>
4127 Xuepeng Guo <xuepeng.guo@intel.com>
4128 H.J. Lu <hongjiu.lu@intel.com>
4130 Atom pipeline model, tuning and insn selection.
4131 * config.gcc (atom): Add atom config options and target.
4133 * config/i386/atom.md: New.
4135 * config/i386/i386.c (atom_cost): New cost.
4136 (m_ATOM): New macro flag.
4137 (initial_ix86_tune_features): Set m_ATOM.
4138 (x86_accumulate_outgoing_args): Likewise.
4139 (x86_arch_always_fancy_math_387): Likewise.
4140 (processor_target): Add Atom cost.
4141 (cpu_names): Add Atom cpu name.
4142 (override_options): Set Atom ISA.
4143 (ix86_issue_rate): New case PROCESSOR_ATOM.
4144 (ix86_adjust_cost): Likewise.
4146 * config/i386/i386.h (TARGET_ATOM): New target macro.
4147 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
4148 (TARGET_OPT_AGU): New target option.
4149 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
4150 (processor_type): Add PROCESSOR_ATOM.
4152 * config/i386/i386.md (cpu): Add new value "atom".
4153 (use_carry, movu): New attr.
4154 (atom.md): Include atom.md.
4155 (adddi3_carry_rex64): Set attr "use_carry".
4156 (addqi3_carry): Likewise.
4157 (addhi3_carry): Likewise.
4158 (addsi3_carry): Likewise.
4159 (*addsi3_carry_zext): Likewise.
4160 (subdi3_carry_rex64): Likewise.
4161 (subqi3_carry): Likewise.
4162 (subhi3_carry): Likewise.
4163 (subsi3_carry): Likewise.
4164 (x86_movdicc_0_m1_rex64): Likewise.
4165 (*x86_movdicc_0_m1_se): Likewise.
4166 (x86_movsicc_0_m1): Likewise.
4167 (*x86_movsicc_0_m1_se): Likewise.
4168 (*adddi_1_rex64): Emit add insn as much as possible.
4169 (*addsi_1): Likewise.
4170 (return_internal): Set atom_unit.
4171 (return_internal_long): Likewise.
4172 (return_pop_internal): Likewise.
4173 (*rcpsf2_sse): Set atom_sse_attr attr.
4174 (*qrt<mode>2_sse): Likewise.
4175 (*prefetch_sse): Likewise.
4177 * config/i386/i386-c.c (ix86_target_macros_internal): New case
4179 (ix86_target_macros_internal): Likewise.
4181 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
4182 (*prefetch_sse_rex): Likewise.
4183 (sse_rcpv4sf2): Likewise.
4184 (sse_vmrcpv4sf2): Likewise.
4185 (sse_sqrtv4sf2): Likewise.
4186 (<sse>_vmsqrt<mode>2): Likewise.
4187 (sse_ldmxcsr): Likewise.
4188 (sse_stmxcsr): Likewise.
4189 (*sse_sfence): Likewise.
4190 (sse2_clflush): Likewise.
4191 (*sse2_mfence): Likewise.
4192 (*sse2_lfence): Likewise.
4193 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
4194 (<sse>_movup<ssemodesuffixf2c>): Likewise.
4195 (avx_movdqu<avxmodesuffix>): Likewise.
4196 (avx_lddqu<avxmodesuffix>): Likewise.
4197 (sse2_movntv2di): Change attr "type" to "ssemov".
4198 (sse2_movntsi): Likewise.
4199 (rsqrtv8sf2): Change attr "type" to "sseadd".
4200 (sse3_addsubv2df3): Set attr "atom_unit".
4201 (sse3_h<plusminus_insn>v4sf3): Likewise.
4202 (*sse2_pmaddwd): Likewise.
4203 (*vec_extractv2di_1_rex64): Likewise.
4204 (*vec_extractv2di_1_avx): Likewise.
4205 (sse2_psadbw): Likewise.
4206 (ssse3_phaddwv8hi3): Likewise.
4207 (ssse3_phaddwv4hi3): Likewise.
4208 (ssse3_phadddv4si3): Likewise.
4209 (ssse3_phadddv2si3): Likewise.
4210 (ssse3_phaddswv8hi3): Likewise.
4211 (ssse3_phaddswv4hi3): Likewise.
4212 (ssse3_phsubwv8hi3): Likewise.
4213 (ssse3_phsubwv4hi3): Likewise.
4214 (ssse3_phsubdv4si3): Likewise.
4215 (ssse3_phsubdv2si3): Likewise.
4216 (ssse3_phsubswv8hi3): Likewise.
4217 (ssse3_phsubswv4hi3): Likewise.
4218 (ssse3_pmaddubsw128): Likewise.
4219 (sse3_pmaddubsw: Likewise.
4220 (ssse3_palignrti): Likewise.
4221 (ssse3_palignrdi): Likewise.
4223 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
4225 * doc/install.texi (Specific): Fix two cross-references to MinGW.
4227 2009-04-06 Richard Guenther <rguenther@suse.de>
4229 PR tree-optimization/28868
4230 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
4231 of which PHI results we inserted.
4232 (insert_into_preds_of_block): Record inserted PHIs.
4233 (eliminate): Eliminate redundant PHI nodes.
4234 (init_pre): Init inserted_phi_names.
4236 2009-04-06 Richard Guenther <rguenther@suse.de>
4238 PR tree-optimization/39643
4239 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
4240 IMAGPART_EXPRs of complex constants.
4241 (execute_fold_all_builtins): If we folded a call queue
4242 TODO_update_address_taken.
4244 2009-04-06 Jan Hubicka <jh@suse.cz>
4247 * except.c (remove_unreachable_regions): Propagate may_contain_throw
4250 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
4252 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
4254 (ic_invalidate_array): Likewise.
4256 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
4258 * calls.c (emit_library_call_value_1): Fix a problem with parameter
4259 alignment for library calls.
4261 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
4263 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
4264 (mingw32 tm clause use_gcc_stdint): Set to wrap.
4265 * config/i386/mingw-stdint.h: New file.
4267 2009-04-05 Richard Guenther <rguenther@suse.de>
4269 PR tree-optimization/39648
4270 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
4271 our &A vs. &A[0] IL deficiencies.
4273 2009-04-04 Jan Hubicka <jh@suse.cz>
4275 * except.c (sjlj_find_directly_reachable_regions): Be ready for
4276 removed toplevel regions.
4277 (sjlj_mark_call_sites): Likewise.
4279 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
4281 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
4282 (cygwin tm clause use_gcc_stdint): Set to wrap.
4283 * config/i386/cygwin-stdint.h: New file.
4285 2009-04-04 Richard Guenther <rguenther@suse.de>
4287 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
4288 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
4289 single-argument PHIs if we are in loop-closed SSA form.
4290 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
4291 for the pre-condition.
4292 (slpeel_tree_peel_loop_to_edge): Likewise.
4293 (vect_build_loop_niters): Take an optional sequence to append stmts.
4294 (vect_generate_tmps_on_preheader): Likewise.
4295 (vect_do_peeling_for_loop_bound): Take extra guards for the
4297 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
4298 the cost model check.
4299 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
4300 guards if we are going to peel. Do not apply versioning in that case.
4301 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
4302 (vect_do_peeling_for_loop_bound): Likewise.
4303 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
4304 loop bound only record extra pre-conditions, do not apply loop
4307 2009-04-04 Richard Guenther <rguenther@suse.de>
4309 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
4312 2009-04-04 Jan Hubicka <jh@suse.cz>
4314 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4315 last_basic_block for size of bb->index indexed array.
4316 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
4317 compute_out, link_btr_uses, build_btr_def_use_webs,
4318 build_btr_def_use_webs, migrate_btr_defs): Likewise.
4320 2009-04-04 Jan Hubicka <jh@suse.cz>
4322 * except.c (remove_eh_handler_and_replace): Break out from ...
4323 (remove_eh_handler): ... here.
4324 (bring_to_root): New function.
4325 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
4326 handled ones, bring others to root of tree.
4328 2009-04-04 Jan Hubicka <jh@suse.cz>
4330 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
4331 (all_phis_safe_to_merge): New function.
4332 (update_info): New structure.
4333 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
4334 (cleanup_empty_eh): Update SSA if possible.
4336 2009-04-04 Richard Guenther <rguenther@suse.de>
4338 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
4339 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
4340 (append_vuse): Likewise.
4342 2009-04-04 Jakub Jelinek <jakub@redhat.com>
4344 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
4345 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
4346 instead of REG_UNSAVED for DW_CFA_undefined.
4347 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
4348 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
4351 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
4354 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
4355 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
4356 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
4358 2009-04-04 Richard Guenther <rguenther@suse.de>
4360 PR tree-optimization/8781
4361 PR tree-optimization/37892
4362 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
4363 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
4364 (valueize_refs): Call it for *& valueizations.
4365 (shared_reference_ops_from_ref): Rename to ...
4366 (valueize_shared_reference_ops_from_ref): ... this and valueize.
4367 (shared_reference_ops_from_call): Rename to ...
4368 (valueize_shared_reference_ops_from_call): ... this and valueize.
4369 (vn_reference_lookup): Update.
4370 (visit_reference_op_call): Likewise.
4371 * tree-ssa-pre.c (phi_translate_1): Fold *&.
4372 (eliminate): Value-replace the call address in call statements.
4374 2009-04-04 Richard Guenther <rguenther@suse.de>
4376 PR tree-optimization/39636
4377 * tree-ssa-forwprop.c
4378 (forward_propagate_addr_into_variable_array_index): Check for
4379 GIMPLE_ASSIGN before accessing the rhs code.
4381 2009-04-03 Jason Merrill <jason@redhat.com>
4383 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
4385 2009-04-03 Steve Ellcey <sje@cup.hp.com>
4387 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
4388 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
4389 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
4390 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
4391 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
4392 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
4393 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
4394 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
4395 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
4396 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
4397 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
4398 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
4399 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
4400 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
4401 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
4402 Use fr_reg_or_fp01_operand instead of fr_register_operand
4404 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
4405 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
4406 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
4408 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
4410 PR rtl-optimization/39607
4411 PR rtl-optimization/39631
4415 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4416 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4417 instead of DF_LR_OUT.
4418 * ira-lives.c (process_bb_node_lives): Ditto.
4419 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4420 instead of DF_LR_{OUT,IN}.
4421 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4422 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4424 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
4426 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
4427 (execute_lower_omp): Always run but take the short way out if -fopenmp
4429 (gate_lower_omp): Remove, forcing the pass manager to always run the
4430 pass and always set PROP_gimple_lomp.
4431 (pass_lower_omp): Remove gate function.
4432 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
4433 PROP_trees. Instead, require it.
4434 * ipa-cp.c (pass_ipa_cp): Likewise.
4435 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
4436 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
4437 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
4438 and PROP_gimple_leh.
4440 2009-04-03 Richard Guenther <rguenther@suse.de>
4443 PR tree-optimization/23940
4444 PR tree-optimization/33237
4447 PR tree-optimization/36201
4448 PR tree-optimization/36230
4449 PR tree-optimization/38049
4450 PR tree-optimization/38207
4451 PR tree-optimization/38230
4452 PR tree-optimization/38301
4453 PR tree-optimization/38585
4455 PR tree-optimization/38985
4456 PR tree-optimization/39299
4457 * tree-ssa-structalias.h: Remove.
4458 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
4459 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
4460 (struct vuse_element_d): Remove.
4461 (struct vuse_vec_d): Likewise.
4462 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
4463 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
4464 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
4465 VUSE_ELEMENT_VAR): Likewise.
4466 (struct voptype_d): Likewise.
4467 (NUM_VOP_FREE_BUCKETS): Likewise.
4468 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
4469 (struct stmt_operands_d): Remove.
4470 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
4471 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
4472 VDEF_NUM, VDEF_VECT): Likewise.
4473 (copy_virtual_operands): Remove.
4474 (operand_build_cmp): Likewise.
4475 (create_ssa_artificial_load_stmt): Likewise.
4476 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4477 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4478 vuse_index and mayuse_index members. Pack and move done and iter_type
4479 members to the front.
4480 (SSA_OP_VMAYUSE): Remove.
4481 (SSA_OP_VIRTUAL_USES): Adjust.
4482 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4483 (unlink_stmt_vdef): Declare.
4484 (add_to_addressable_set): Remove.
4485 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4486 (vrp_visit_stmt): Likewise.
4487 * doc/tree-ssa.texi (Alias analysis): Update.
4488 * doc/invoke.texi (max-aliased-vops): Remove docs.
4489 (avg-aliased-vops): Likewise.
4490 * tree-into-ssa.c (syms_to_rename): Remove.
4491 (need_to_update_vops_p): Likewise.
4492 (need_to_initialize_update_ssa_p): Rename to ...
4493 (update_ssa_initialized_fn): ... this. Track function we are
4495 (symbol_marked_for_renaming): Simplify.
4496 (add_new_name_mapping): Do not set need_to_update_vops_p.
4497 (dump_currdefs): Use SYMS_TO_RENAME.
4498 (rewrite_update_stmt): Always walk all uses/defs.
4499 (dump_update_ssa): Adjust.
4500 (init_update_ssa): Take function argument. Track what we are
4502 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4503 (create_new_def_for): Initialize for cfun, assert we are initialized
4505 (mark_sym_for_renaming): Simplify.
4506 (mark_set_for_renaming): Do not initialize update-ssa.
4507 (need_ssa_update_p): Simplify. Take function argument.
4508 (name_mappings_registered_p): Assert we ask for the correct function.
4509 (name_registered_for_update_p): Likewise.
4510 (ssa_names_to_replace): Likewise.
4511 (release_ssa_name_after_update_ssa): Likewise.
4512 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4513 (dump_decl_set): Do not print a newline.
4514 (debug_decl_set): Do it here.
4515 (dump_update_ssa): And here.
4516 * tree-ssa-loop-im.c (move_computations): Adjust.
4517 (movement_possibility): Likewise.
4518 (determine_max_movement): Likewise.
4519 (gather_mem_refs_stmt): Likewise.
4520 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4522 * tree-complex.c (update_all_vops): Remove.
4523 (expand_complex_move): Adjust.
4524 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4525 Simplify test for memory referencing statement. Exclude
4526 non-invariant ADDR_EXPRs.
4527 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4528 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4529 (rdg_flag_uses): Likewise.
4530 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4532 (tree_optimize_tail_calls_1): Also split the
4533 edge from the entry block if we have degenerate PHI nodes in
4534 the first basic block.
4535 * tree.c (init_ttree): Remove memory-tag related code.
4536 (tree_code_size): Likewise.
4537 (tree_node_structure): Likewise.
4538 (build7_stat): Re-write to be build6_stat.
4539 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4540 (SSA_VAR_P): Adjust.
4541 (struct tree_memory_tag): Remove.
4542 (struct tree_memory_partition_tag): Likewise.
4543 (union tree_node): Adjust.
4544 (build7): Re-write to be build6.
4545 * tree-pass.h (pass_reset_cc_flags): Remove.
4546 (TODO_update_address_taken): New flag.
4547 (pass_simple_dse): Remove.
4548 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4549 * params.h (MAX_ALIASED_VOPS): Remove.
4550 (AVG_ALIASED_VOPS): Likewise.
4551 * omp-low.c (expand_omp_taskreg): Update SSA form.
4552 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4553 aliases the lhs in a copy stmt.
4554 * tree-ssa-dse.c (struct address_walk_data): Remove.
4555 (memory_ssa_name_same): Likewise.
4556 (memory_address_same): Likewise.
4557 (get_kill_of_stmt_lhs): Likewise.
4558 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4559 unused stores. Look through PHI nodes into post-dominated regions.
4560 (dse_optimize_stmt): Simplify. Properly remove stores.
4561 (tree_ssa_dse): Compute dominators.
4562 (execute_simple_dse): Remove.
4563 (pass_simple_dse): Likewise.
4564 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4565 gimple_loaded_syms and gimple_stored_syms computation.
4566 * toplev.c (dump_memory_report): Dump alias and pta stats.
4567 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4568 (vn_reference_eq): Likewise.
4569 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4570 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4571 valueize_vuses): Remove.
4572 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4573 (get_def_ref_stmt_vuse): ... this.
4574 (vn_reference_lookup_2): New function.
4575 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4576 walking equivalent vuses. Simplify.
4577 (vn_reference_lookup): Likewise.
4578 (vn_reference_insert): Likewise.
4579 (vn_reference_insert_pieces): Likewise.
4580 (visit_reference_op_call): Simplify.
4581 (visit_reference_op_load): Likewise.
4582 (visit_reference_op_store): Likewise.
4583 (init_scc_vn): Remove shared_lookup_vuses initialization.
4584 (free_scc_vn): Remove shared_lookup_vuses freeing.
4585 (sort_vuses, sort_vuses_heap): Remove.
4586 (get_ref_from_reference_ops): Export.
4587 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4588 vector with single vuse pointer.
4589 (vn_reference_lookup_pieces, vn_reference_lookup,
4590 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4591 (shared_vuses_from_stmt): Remove.
4592 (get_ref_from_reference_ops): Declare.
4593 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4594 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4595 memory-tag related code.
4596 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4597 (likely_value): Add comment, skip static-chain of call statements.
4598 (surely_varying_stmt_p): Adjust.
4599 (gimplify_and_update_call_from_tree): Likewise.
4600 (execute_fold_all_builtins): Do not rebuild alias info.
4601 (gimplify_and_update_call_from_tree): Properly update VOPs.
4602 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4603 (copy_ref_info): Remove memory-tag related code.
4604 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4605 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4606 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4608 * tree-ssa-dom.c (gimple_p): Remove typedef.
4609 (eliminate_redundant_computations): Adjust.
4610 (record_equivalences_from_stmt): Likewise.
4611 (avail_expr_hash): Likewise.
4612 (avail_expr_eq): Likewise.
4613 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4614 (stmt_makes_single_load): Likewise.
4615 (stmt_makes_single_store): Likewise.
4616 * tree-ssa-alias.c: Rewrite completely.
4617 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4618 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4619 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4620 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4621 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4622 Remove public functions.
4623 (pass_reset_cc_flags): Remove.
4624 (pass_build_alias): Move ...
4625 * tree-ssa-structalias.c (pass_build_alias): ... here.
4626 * tree-ssa-alias.c (may_be_aliased): Move ...
4627 * tree-flow-inline.h (may_be_aliased): ... here.
4628 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4629 count_uses_and_derefs): Move ...
4630 * gimple.c: ... here.
4631 * gimple.h (count_uses_and_derefs): Declare.
4632 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4633 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4634 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4635 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4636 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4637 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4638 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4640 * tree-dfa.c (refs_may_alias_p): Move ...
4641 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4642 * tree-ssa-alias.h: New file.
4643 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4644 (statement_sink_location): Likewise.
4645 * opts.c (decode_options): Do not adjust max-aliased-vops or
4646 avg-aliased-vops values.
4647 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4648 (TV_CALL_CLOBBER): Likewise.
4649 (TV_FLOW_SENSITIVE): Likewise.
4650 (TV_FLOW_INSENSITIVE): Likewise.
4651 (TV_MEMORY_PARTITIONING): Likewise.
4652 (TV_ALIAS_STMT_WALK): New timevar.
4653 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4654 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4655 (get_address_description): Remove memory-tag related code.
4656 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4657 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4658 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4659 and immediate uses in statements. Document.
4660 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4661 (dump_symbols): Remove.
4662 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4663 * alias.c (get_deref_alias_set): New function split out from ...
4664 (get_alias_set): ... here.
4665 * alias.h (get_deref_alias_set): Declare.
4666 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4667 type parameter. Remove restrict pointer handling. Create a
4668 ref-all pointer in case type-based alias sets do not conflict.
4669 (vect_analyze_data_refs): Remove SMT related code.
4670 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4671 (vectorizable_load): Likewise.
4672 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4673 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4674 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4675 Ignore vops and SMTs.
4676 (dr_analyze_alias): Likewise..
4677 (free_data_ref): Likewise.
4678 (create_data_ref): Likewise.
4679 (analyze_all_data_dependences): Likewise.
4680 (get_references_in_stmt): Adjust.
4681 * tree-flow-inline.h (gimple_aliases_computed_p,
4682 gimple_addressable_vars, gimple_call_clobbered_vars,
4683 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4684 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4685 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4686 gimple_mem_ref_stats): Remove.
4687 (gimple_vop): New function.
4688 (op_iter_next_use): Remove vuses and mayuses cases.
4689 (op_iter_next_def): Remove vdefs case.
4690 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4691 (clear_and_done_ssa_iter): Do not set removed fields.
4692 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4693 Assert we are not iterating over vuses or vdefs if not also
4694 iterating over uses or defs.
4695 (op_iter_init_use): Likewise.
4696 (op_iter_init_def): Likewise.
4697 (op_iter_next_vdef): Remove.
4698 (op_iter_next_mustdef): Likewise.
4699 (op_iter_init_vdef): Likewise.
4700 (compare_ssa_operands_equal): Likewise.
4701 (link_use_stmts_after): Handle vuse operand.
4702 (is_call_used): Use is_call_clobbered.
4703 (is_call_clobbered): Global variables are always call clobbered,
4704 query the call-clobbers bitmap.
4705 (mark_call_clobbered): Ignore global variables.
4706 (clear_call_clobbered): Likewise.
4707 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4708 virtual operands sanity check.
4709 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4711 (TARGET_MEM_REF): Remove TMR_TAG operand.
4712 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4713 Remove call-clobber related code.
4714 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4715 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4716 partitions or escape reason.
4717 (get_single_def_stmt, get_single_def_stmt_from_phi,
4718 get_single_def_stmt_with_phi): Remove.
4719 (dump_referenced_vars): Tidy.
4720 (get_ref_base_and_extent): Allow bare decls.
4721 (collect_dfa_stats): Adjust.
4722 * graphite.c (rename_variables_in_stmt): Adjust.
4723 (graphite_copy_stmts_from_block): Likewise.
4724 (translate_clast): Likewise.
4725 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4727 (translate_vuse_through_block): Use the oracle.
4728 (phi_translate_1): Adjust.
4729 (value_dies_in_block_x): Use the oracle. Cache the outcome
4731 (valid_in_sets): Check if the VUSE for
4732 a REFERENCE is available.
4733 (eliminate): Do not remove stmts during elimination,
4734 instead queue and remove them afterwards.
4735 (do_pre): Do not rebuild alias info.
4736 (pass_pre): Run TODO_rebuild_alias before PRE.
4737 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4738 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4739 (mark_all_v_defs_stmt): Remove.
4740 (mark_all_v_defs_seq): Adjust.
4741 (sra_replace): Likewise.
4742 (scalarize_use): Likewise.
4743 (scalarize_copy): Likewise.
4744 (scalarize_init): Likewise.
4745 (scalarize_ldst): Likewise.
4746 (todoflags): Remove.
4747 (tree_sra): Do not rebuild alias info.
4748 (tree_sra_early): Adjust.
4749 (pass_sra): Run TODO_update_address_taken before SRA.
4750 * tree-predcom.c (set_alias_info): Remove.
4751 (prepare_initializers_chain): Do not call it.
4752 (mark_virtual_ops_for_renaming): Adjust.
4753 (mark_virtual_ops_for_renaming_list): Remove.
4754 (initialize_root_vars): Adjust.
4755 (initialize_root_vars_lm): Likewise.
4756 (prepare_initializers_chain): Likewise.
4757 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4758 (may_propagate_copy_into_stmt): Likewise.
4759 (merge_alias_info): Do nothing for now.
4760 (propagate_tree_value_into_stmt): Adjust.
4761 (stmt_may_generate_copy): Likewise.
4762 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4763 not mark symbols for renaming.
4764 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4765 with the same statement, make sure to update the new pointed-to one.
4766 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4767 call statements, do not mark symbols for renaming.
4768 (mark_operand_necessary): Dump something.
4769 (ref_may_be_aliased): New function.
4770 (mark_aliased_reaching_defs_necessary_1): New helper function.
4771 (mark_aliased_reaching_defs_necessary): Likewise.
4772 (mark_all_reaching_defs_necessary_1): Likewise.
4773 (mark_all_reaching_defs_necessary): Likewise.
4774 (propagate_necessity): Do not process virtual PHIs. For
4775 non-aliased loads mark all reaching definitions as necessary.
4776 For aliased loads and stores mark the immediate dominating
4777 aliased clobbers as necessary.
4778 (visited): New global static.
4779 (perform_tree_ssa_dce): Free visited bitmap after propagating
4781 (remove_dead_phis): Perform simple dead virtual PHI removal.
4782 (remove_dead_stmt): Properly unlink virtual operands when
4784 (eliminate_unnecessary_stmts): Schedule PHI removal after
4786 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4787 (process_replaceable): Likewise.
4788 (find_replaceable_in_bb): Likewise.
4789 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4790 based on the single gimple vop.
4791 (verify_flow_insensitive_alias_info): Remove.
4792 (verify_flow_sensitive_alias_info): Likewise.
4793 (verify_call_clobbering): Likewise.
4794 (verify_memory_partitions): Likewise.
4795 (verify_alias_info): Likewise.
4796 (verify_ssa): Adjust..
4797 (execute_update_addresses_taken): Export. Update SSA
4798 manually. Optimize only when optimizing. Use a local bitmap.
4799 (pass_update_address_taken): Remove TODO_update_ssa, add
4801 (pass_update_address_taken): Just use TODO_update_address_taken.
4802 (init_tree_ssa): Do not initialize addressable_vars.
4803 (verify_ssa): Verify new VUSE / VDEF properties.
4804 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4805 Do not call verify_alias_info.
4806 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4807 Do not free the loaded and stored syms bitmaps. Reset the escaped
4808 and callused solutions. Do not free addressable_vars.
4809 Remove memory-tag related code.
4810 (warn_uninitialized_var): Aliases are always available.
4811 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4812 * lambda-code.c (can_put_in_inner_loop): Adjust.
4813 (can_put_after_inner_loop): Likewise.
4814 (perfect_nestify): Likewise.
4815 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4816 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4817 (vectorizable_conversion): Do not mark symbols for renaming.
4818 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4819 (expand_call_inline): Unlink the calls virtual operands before
4821 (tree_function_versioning): Do not call update_ssa if we are not
4822 updating clones. Simplify.
4823 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4824 (propagate_with_phi): Likewise..
4825 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4826 clobber code. Assert we are not aliased or global.
4827 * tree-flow.h: Include tree-ssa-alias.h
4828 (enum escape_type): Remove.
4829 (struct mem_sym_stats_d): Likewise.
4830 (struct mem_ref_stats_d): Likewise.
4831 (struct gimple_df): Add vop member. Remove global_var,
4832 call_clobbered_vars, call_used_vars, addressable_vars,
4833 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4834 escaped and callused members.
4835 (struct ptr_info_def): Remove all members, add points-to solution
4837 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4838 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4839 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4840 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4841 (tree-ssa-alias.o): Likewise.
4842 (toplev.o): Add tree-ssa-alias.h
4843 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4844 * gimple.c (gimple_set_bb): Fix off-by-one error.
4845 (is_gimple_reg): Do not handle memory tags.
4846 (gimple_copy): Also copy virtual operands.
4847 Delay updating the statement. Do not reset loaded and stored syms.
4848 (gimple_set_stored_syms): Remove.
4849 (gimple_set_loaded_syms): Likewise.
4850 (gimple_call_copy_skip_args): Copy the virtual operands
4851 and mark the new statement modified.
4852 * tree-ssa-structalias.c (may_alias_p): Remove.
4853 (set_uids_in_ptset): Take the alias set to prune with as
4854 parameter. Fold in the alias test of may_alias_p.
4855 (compute_points_to_sets): Compute whether a ptr is dereferenced
4857 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4858 other ADDRESSOF constraints on the lhs.
4859 (get_constraint_for_component_ref): Assert that we don't get
4860 ADDRESSOF constraints from the base of the reference.
4861 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4862 (struct variable_info): Remove collapsed_to member.
4863 (get_varinfo_fc): Remove.
4864 (new_var_info): Do not set collapsed_to.
4865 (dump_constraint): Do not follow cycles.
4866 (dump_constraint_graph): Likewise.
4867 (build_pred_graph): Likewise.
4868 (build_succ_graph): Likewise.
4869 (rewrite_constraints): Likewise.
4870 (do_simple_structure_copy): Remove.
4871 (do_rhs_deref_structure_copy): Remove.
4872 (do_lhs_deref_structure_copy): Remove.
4873 (collapse_rest_of_var): Remove.
4874 (do_structure_copy): Re-implement.
4875 (pta_stats): New global variable.
4876 (dump_pta_stats): New function.
4877 (struct constraint_expr): Make offset signed.
4878 (UNKNOWN_OFFSET): Define special value.
4879 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4880 (solution_set_expand): New helper function split out from ...
4881 (do_sd_constraint): ... here.
4882 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4883 (do_ds_constraint): Likewise.
4884 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4885 and CALLUSED = *CALLUSED.
4886 (set_union_with_increment): Make inc argument signed.
4887 (type_safe): Remove.
4888 (get_constraint_for_ptr_offset): Handle unknown and negative
4890 (first_vi_for_offset): Handle offsets before start. Bail
4891 out early for offsets beyond the variable extent.
4892 (first_or_preceding_vi_for_offset): New function.
4893 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4894 Together with ESCAPED = *ESCAPED this properly computes reachability.
4895 (find_what_var_points_to): New function.
4896 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4897 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4898 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4899 pt_solutions_intersect): New functions.
4900 (compute_call_used_vars): Remove.
4901 (compute_may_aliases): New main entry into PTA computation.
4902 * gimple.h (gimple_p): New typedef.
4903 (struct gimple_statement_base): Remove references_memory_p.
4904 (struct gimple_statement_with_memory_ops_base): Remove
4905 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4907 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4908 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4909 gimple_set_references_memory): Remove.
4910 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4911 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4913 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4914 (verify_expr): Allow RESULT_DECL.
4915 (gimple_duplicate_bb): Do not copy virtual operands.
4916 (gimple_duplicate_sese_region): Adjust.
4917 (gimple_duplicate_sese_tail): Likewise.
4918 (mark_virtual_ops_in_region): Remove.
4919 (move_sese_region_to_fn): Do not call it.
4920 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4921 and pass_simple_dse.
4922 (execute_function_todo): Handle TODO_update_address_taken,
4923 call execute_update_addresses_taken for TODO_rebuild_alias.
4924 (execute_todo): Adjust.
4925 (execute_one_pass): Init dump files early.
4926 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4928 (create_general_new_stmt): Clear vops.
4929 * tree-ssa-reassoc.c (get_rank): Adjust.
4930 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4931 symbols for renaming.
4932 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4933 (PARAM_AVG_ALIASED_VOPS): Likewise.
4934 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4935 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4936 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4937 (operand_build_cmp, copy_virtual_operands,
4938 create_ssa_artificial_load_stmt, add_to_addressable_set,
4939 gimple_add_to_addresses_taken): Remove public functions.
4940 (unlink_stmt_vdef): New function.
4942 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4944 * config.gcc (powerpc-*-linux*): Merge variants.
4946 2009-04-02 Chao-ying Fu <fu@mips.com>
4947 James Grosbach <james.grosbach@microchip.com>
4949 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4950 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4952 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4953 keep_interrupts_masked_p, use_debug_exception_return_p.
4954 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4955 keep_interrupts_masked, use_debug_exception_return.
4956 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4957 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4959 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4960 (mips_print_operand): Process COP0 registers to print $0 .. $31
4961 correctly for GAS to process.
4962 (mips_interrupt_extra_call_saved_reg_p): New function.
4963 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4965 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4966 (mips_compute_frame_info): Add supports for interrupt context that
4967 includes doubleword accumulators and COP0 registers.
4968 (mips_for_each_saved_acc): New function.
4969 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4970 mips_for_each_saved_reg.
4971 (mips_save_reg): Save accumulators.
4972 (mips_kernel_reg_p): A new for_each_rtx callback.
4973 (mips_expand_prologue): Support interrupt handlers.
4974 (mips_restore_reg): Restore accumulators.
4975 (mips_expand_epilogue): Support interrupt handlers.
4976 (mips_can_use_return_insn): Return false for interrupt handlers.
4977 (mips_epilogue_uses): New function.
4978 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4979 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4980 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4981 cop0_move): New instructions.
4982 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4983 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4985 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4987 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4988 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4989 interrupt handlers, we use K0 as the temporary register.
4990 (EPILOGUE_USES): Change to a function call.
4991 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4992 handlers, we use K0 as the temporary register.
4994 * doc/extend.texi (Function Attributes): Document interrupt,
4995 use_shadow_register_set, keep_interrupts_masked,
4996 use_debug_exception_return for MIPS attributes.
4998 2009-04-03 Alan Modra <amodra@bigpond.net.au>
5000 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
5001 Remove a number of t-files from tmake_file.
5002 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
5003 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
5004 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
5005 target_prototype, not TARGET_PROTOTYPE.
5006 (LINK_OS_GNU_SPEC): Define.
5007 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
5008 and darwin-ldoubdle.c.
5010 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
5013 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
5014 (cpp_options): Ditto.
5015 (default_compilers): Ditto.
5016 (display_help): Ditto.
5017 (process_command): Ditto.
5019 (set_input): Use lbasename instead of duplicate code.
5020 (save_temps_prefix): New static for -save-temps=obj.
5021 (save_temps_length): Ditto.
5023 * doc/invoke.texi (-save-temps=obj): Document new variant to
5026 2009-04-02 Jeff Law <law@redhat.com>
5028 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
5031 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
5033 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
5034 * configure: Regenerated.
5036 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5038 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
5039 share the argument list.
5041 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5045 2009-02-12 Diego Novillo <dnovillo@google.com>
5047 * varpool.c (debug_varpool): New.
5048 * cgraph.h (debug_varpool): Declare.
5050 2009-04-02 Jan Hubicka <jh@suse.cz>
5052 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
5055 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
5057 * config/i386/i386.c (ix86_abi): Move initialization to ...
5058 (override_options): Here.
5060 2009-04-02 Christian Bruel <christian.bruel@st.com>
5062 * config/sh/sh.c (sh_dwarf_register_span): New function.
5063 (TARGET_DWARF_REGISTER_SPAN): Define.
5064 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
5066 2009-04-02 Ira Rosen <irar@il.ibm.com>
5068 PR tree-optimization/39595
5069 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
5070 interleaved loads group is not greater than the SLP group size.
5072 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5074 * builtins.c (is_builtin_name): New.
5075 (called_as_built_in): Use is_builtin_name.
5076 * tree.h (is_builtin_name): New.
5077 * varasm.c (incorporeal_function_p): Use is_builtin_name
5079 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
5081 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
5083 2009-04-02 Dodji Seketeli <dodji@redhat.com>
5086 * c-decl.c (clone_underlying_type): Move this ...
5087 * c-common.c (set_underlying_type): ... here.
5088 Also, make sure the function properly sets TYPE_STUB_DECL() on
5089 the newly created typedef variant type.
5090 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
5091 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
5094 2009-04-02 Richard Guenther <rguenther@suse.de>
5096 PR tree-optimization/37221
5097 * tree-flow.h (degenerate_phi_result): Declare.
5098 * tree-ssa-dom.c (degenerate_phi_result): Export.
5099 * tree-scalar-evolution.c (analyze_initial_condition): If
5100 the initial condition is defined by a degenerate PHI node
5101 use the degenerate value.
5103 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
5105 PR rtl-optimization/39588
5106 * combine.c (merge_outer_ops): Do not set the constant when this
5108 (simplify_shift_const_1): Do not modify it either in this case.
5110 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
5112 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
5113 tuning is deprecated if -mtune value is set to an Itanium1 variant.
5115 2009-04-01 Janis Johnson <janis187@us.ibm.com>
5118 * c-lex.c (interpret_float): Default (no suffix) is double.
5120 2009-04-1 Xinliang David Li <davidxl@google.com>
5122 * config/i386/i386.c (legitimate_constant_p): Recognize
5123 all one vector constant.
5125 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5127 * config/vax/vax.c: Add #includes to silence warnings.
5128 Change #include order to silence two warnings.
5130 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5132 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
5133 (ASM_SPEC): Pass -k to the assembler for PIC code.
5135 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5137 * config.gcc: Add vax-*-linux* to the switch.
5138 * config/vax/linux.h: New file. (TARGET_VERSION,
5139 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
5141 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5143 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
5144 Use predicate macros instead of GET_CODE() == foo.
5145 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
5146 ashlsi3, rotrsi3, <unnamed>): Likewise.
5148 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5150 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
5151 jbbccihi, jbbccisi): Remova trailing whitespace.
5152 * config/vax/constraints.md: Likewise.
5153 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5154 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
5155 * config/vax/predicates.md: Likewise.
5156 * config/vax/vax.c (print_operand_address, vax_output_int_move,
5157 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
5158 * config/vax/vax.h: Likewise.
5159 * config/vax/vax.md (nonlocal_goto): Likewise.
5161 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5163 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
5164 (indirectable_address_p, adjacent_operands_p): Add spaces around
5166 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
5168 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5170 * config/vax/vax.c (legitimate_constant_address_p,
5171 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
5172 index_term_p, reg_plus_index_p, legitimate_address_p,
5173 vax_mode_dependent_address_p): Update comments to match functions
5174 modified by the recent int->bool conversion.
5176 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5178 * config/vax/builtins.md: Update copyright message.
5179 * config/vax/constraints.md: Likewise.
5180 * config/vax/netbsd-elf.h: Likewise.
5181 * config/vax/predicates.md: Likewise.
5182 * config/vax/vax-protos.h: Likewise.
5183 * config/vax/vax.c: Likewise.
5184 * config/vax/vax.h: Likewise.
5185 * config/vax/vax.md: Likewise.
5186 * config/vax/vax.opt: Likewise.
5188 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5190 * config/vax/builtins.md (ffssi2, ffssi2_internal,
5191 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
5192 * config/vax/constraints.md (B, R): Likewise.
5193 * config/vax/predicates.md (external_memory_operand,
5194 nonimmediate_addsub_di_operand): Likewise.
5195 * config/vax/vax.c (vax_output_int_add): Likewise.
5196 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
5197 untyped_call): Likewise.
5199 2009-04-01 Matt Thomas <matt@3am-software.com>
5201 * config/vax/predicates.md: New file.
5202 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
5203 external_const_operand, nonsymbolic_operand, external_memory_operand,
5204 indirect_memory_operand, indexed_memory_operand,
5205 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
5206 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
5208 * config/vax/constraints.md: New file.
5209 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
5211 * config/vax/builtins.md: New file.
5212 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
5213 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
5215 * config/vax/vax.opt (mqmath): Add option.
5216 * config/vax/vax.md (isfx): Extend with DI.
5217 (VAXintQH, VAXintQHSD): Define.
5218 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
5219 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
5220 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
5221 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
5222 (movdi): Update constraints and use vax_output_int_move().
5223 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
5224 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
5225 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
5226 nonlocal_goto): New.
5227 (mov<mode>): Extend accepted operand types.
5228 (subdi3_old): Rename from subdi3, change update constraints and use
5229 a new implementation.
5230 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
5231 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
5232 MOVE_RATIO, CLEAR_RATIO): Define.
5233 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
5234 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
5235 (PRINT_OPERAND): Redefine using a function instead of inlined code.
5236 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
5237 (split_quadword_operands): Make static and really allow variable
5239 (print_operand_address): Update for PIC generation.
5240 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
5241 indexable_address_p, fixup_mathdi_operand,
5242 vax_expand_addsub_di_operands, adjacent_operands_p): New.
5243 (vax_float_literal, legitimate_constant_p,
5244 indirectable_constant_address_p, index_term_p,
5245 reg_plus_index_p): Return bool instead of int.
5246 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
5248 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
5250 (vax_output_conditional_branch): Indent.
5251 (legitimate_constant_address_p, indirectable_constant_address_p,
5252 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
5253 vax_mode_dependent_address_p): Return bool instead of int, update for
5255 * config/vax/vax-protos.h (legitimate_constant_address_p,
5256 legitimate_constant_p, legitimate_address_p,
5257 vax_mode_dependent_address_p): Change declaration to bool.
5258 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
5259 vax_expand_addsub_di_operands, vax_output_int_subtract,
5260 vax_output_movmemsi): Declare.
5261 (split_quadword_operands, vax_float_literal): Delete declaration.
5262 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
5263 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
5264 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
5265 ASM_OUTPUT_DWARF_PCREL): Define.
5266 (ASM_SPEC): Change definition to allow PIC generation.
5268 2009-04-01 Steve Ellcey <sje@cup.hp.com>
5270 * doc/sourcebuild.texi: Update front-end requirements.
5272 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5275 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
5276 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
5277 (booldi3_internal3): Use boolean_or_operator instead of
5280 2009-04-01 Joseph Myers <joseph@codesourcery.com>
5283 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
5284 declarator whose size is not an integer constant expression but
5285 folds to an integer constant, then treat it as a constant
5288 2009-04-01 Richard Guenther <rguenther@suse.de>
5290 * fold-const.c (fold_plusminus_mult_expr): Do not fold
5291 i * 4 + 2 to (i * 2 + 1) * 2.
5293 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5296 * c-parser.c (c_parser_asm_statement): Skip until close paren and
5297 return if c_parser_asm_string_literal returned NULL.
5299 2009-04-01 Nick Clifton <nickc@redhat.com>
5301 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
5303 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
5304 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
5305 other typedefs to avoid conflicts with libgcc2.c. Define labels
5306 to gain 16-bit bit-manipulation functions from libgcc2.c and then
5308 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
5309 to gain 16-bit trapping arithmetic functions from libgcc2.c and
5312 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
5314 * varasm.c (default_function_rodata_section): Declare DOT as
5317 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
5318 Andrey Galkin <agalkin@hypercom.com>
5321 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
5322 Make object_name unique for each process.
5324 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5327 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
5328 addressable variables in the parallel that could go out of scope while
5329 running queued tasks.
5331 2009-04-01 Anatoly Sokolov <aesok@post.ru>
5333 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
5334 (CASE_VALUES_THRESHOLD): Redefine.
5335 * config/avr/avr.c (avr_override_options): Remove initialization of
5336 avr_case_values_threshold variable.
5337 (avr_case_values_threshold): Remove variable. Add new function.
5338 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
5339 * config/avr/avr.opt (mno-tablejump): Remove option.
5340 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
5342 2009-04-01 DJ Delorie <dj@redhat.com>
5344 * varasm.c (default_function_rodata_section): Don't assume
5345 anything about where the first '.' in the section name is.
5347 2009-04-01 Alan Modra <amodra@bigpond.net.au>
5349 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
5350 rs6000_emit_stack_tie.
5352 2009-03-31 Ian Lance Taylor <iant@google.com>
5354 * tree-eh.c (tree_remove_unreachable_handlers): Compare
5355 gimple_code with GIMPLE_RESX, not RESX.
5357 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5359 * c-common.c (c_get_ident): New.
5360 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
5362 2009-04-01 Ben Elliston <bje@au.ibm.com>
5364 * config/rs6000/sysv4.opt (msdata): Improve option description.
5366 2009-03-31 Steve Ellcey <sje@cup.hp.com>
5368 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
5369 (divdf3_internal_lat): Remove.
5370 (divxf3_internal_lat): Remove.
5371 (divxf3_internal_thr): Remove.
5372 (divxf): Use divxf3_internal.
5373 * config/ia64/div.md (divsf3_internal_lat): New.
5374 (divdf3_internal_lat): New.
5375 (divxf3_internal): New.
5377 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5380 * Makefile.in (USE_GCC_STDINT): Define.
5381 (stmp-int-hdrs): Install stdint.h if applicable.
5382 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
5384 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
5385 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
5386 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5387 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5388 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5389 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5390 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5391 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5392 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5393 (c_common_nodes_and_builtins): Initialize
5394 underlying_wchar_type_node. Do not initialize
5395 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
5396 nodes for new types.
5397 (c_stddef_cpp_builtins): Define macros for new types.
5398 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
5400 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
5401 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
5402 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
5403 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
5404 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
5405 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
5406 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
5407 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
5408 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
5409 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
5410 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
5411 int16_type_node, int32_type_node, int64_type_node,
5412 uint8_type_node, uint16_type_node, c_uint32_type_node,
5413 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
5414 int_least32_type_node, int_least64_type_node,
5415 uint_least8_type_node, uint_least16_type_node,
5416 uint_least32_type_node, uint_least64_type_node,
5417 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
5418 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
5419 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
5420 uintptr_type_node): Define.
5421 * c-cppbuiltin.c (builtin_define_constants,
5422 builtin_define_type_minmax): New.
5423 (builtin_define_stdint_macros): Define more macros.
5424 (c_cpp_builtins): Define more limit macros.
5426 (builtin_define_type_max): Define in terms of
5427 builtin_define_type_minmax. Remove is_long parameter. All
5429 * config.gcc (use_gcc_stdint): Define.
5430 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
5431 Add newlib-stdint.h for generic targets.
5432 * config/glibc-stdint.h, config/newlib-stdint.h,
5433 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
5434 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
5435 * config/score/score.h (UINTPTR_TYPE): Define.
5436 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5437 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5438 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5439 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5440 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5441 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5442 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5443 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5444 * config/spu/spu.h (STDINT_LONG32): Define.
5445 * configure.ac (use_gcc_stdint): Substitute.
5446 * configure: Regenerate.
5447 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
5448 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
5449 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
5450 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
5451 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
5452 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
5453 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
5454 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
5455 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
5456 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
5457 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
5458 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
5459 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
5460 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
5461 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
5462 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
5463 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
5464 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
5465 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
5466 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
5467 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
5468 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
5469 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5470 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5471 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5472 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5473 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5474 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5475 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
5477 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5479 * loop-iv.c (suitable_set_for_replacement): Renamed from
5480 simplify_using_assignment; changed to return bool and to accept new
5481 args DEST and SRC. Return true iff we find a source/destination pair
5482 that can be used to make a replacement, and fill SRC and DEST if so.
5483 Remove arg ALTERED. Don't deal with altered regs here. All callers
5485 (simplify_using_initial_values): Deal with altered regs here and track
5486 more precisely the effect they have on the validity of our expression.
5488 * loop-iv.c (simplify_using_condition): A condition of the form
5489 (EQ REG CONST) can be used to simply make a substitution.
5490 (simplify_using_initial_values): Keep track of conditions we have seen
5491 and keep using them to simplify new expressions, while applying the
5492 same substitutions to them as to the expression.
5494 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5495 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5498 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5499 changed. Use this when trying to improve the upper bound.
5500 Generate the comparison by using simplify_gen_relational.
5502 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5504 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5506 (simplify_using_assignment, simplify_using_initial_values): Call
5507 replace_in_expr to make replacements. Call replace_single_def_regs
5508 once on the initial version of the expression.
5510 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5513 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5515 2009-03-31 Richard Guenther <rguenther@suse.de>
5518 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5519 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5521 2009-03-31 Richard Guenther <rguenther@suse.de>
5523 * tree.h (div_if_zero_remainder): Declare.
5524 * fold-const.c (div_if_zero_remainder): Export.
5525 * tree-ssa-forwprop.c
5526 (forward_propagate_addr_into_variable_array_index): Handle
5527 constant array index addition outside of the variable index.
5529 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5532 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5533 define_splits, floatunssi<mode>2): Require x87 conversions from
5534 DImode to be permitted.
5536 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5538 PR preprocessor/15638
5539 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5541 2009-03-31 Richard Guenther <rguenther@suse.de>
5545 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5546 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5547 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5548 a separate statement.
5549 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5550 (lookup_tmp_var): Likewise.
5551 (is_gimple_formal_tmp_or_call_rhs): Remove.
5552 (is_gimple_reg_or_call_rhs): Rename to ...
5553 (is_gimple_reg_rhs_or_call): ... this.
5554 (is_gimple_mem_or_call_rhs): Rename to ...
5555 (is_gimple_mem_rhs_or_call): ... this.
5556 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5557 DECL_GIMPLE_REG_P only if is_formal is true.
5558 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5559 for non-proper post-modify expression gimplification.
5560 (gimplify_self_mod_expr): For post-modify expressions gimplify
5561 the lvalue to a minimal lvalue.
5562 (rhs_predicate_for): Remove formal temp case.
5563 (gimplify_modify_expr_rhs): Likewise.
5564 (gimplify_addr_expr): Use is_gimple_reg.
5565 (gimplify_expr): Remove formal temp cases.
5566 (gimple_regimplify_operands): Likewise.
5567 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5568 and FILTER_EXPR like constants.
5569 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5571 (is_gimple_formal_tmp_rhs): Remove.
5572 (is_gimple_reg_rhs): Remove special casing.
5573 (is_gimple_mem_rhs): Fix.
5574 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5575 (is_gimple_formal_tmp_var): Remove.
5576 (is_gimple_formal_tmp_reg): Likewise.
5577 (is_gimple_min_lval): Allow invariant component ref parts.
5578 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5579 is_gimple_formal_tmp_reg): Remove declarations.
5580 * tree-cfg.c (verify_expr): Verify that variables with address
5581 taken do not have DECL_GIMPLE_REG_P set.
5582 * tree-mudflap.c (mf_build_check_statement_for): Use
5583 force_gimple_operand instead of gimplify_expr.
5585 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5587 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5588 schedulable rows to compute_split_row.
5590 2009-03-31 Ben Elliston <bje@au.ibm.com>
5593 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5596 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5598 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5599 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5600 * configure: Regenerate.
5601 * config.in: Regenerate.
5602 * config/rs6000/rs6000.opt (mtls-markers): Add.
5603 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5604 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5605 (tls_ld_aix, tls_ld_sysv): Likewise.
5606 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5607 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5609 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5611 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5613 2009-03-30 Jan Hubicka <jh@suse.cz>
5615 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5617 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5618 detection and label handling.
5620 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5622 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5623 left_conflicts_size.
5624 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5625 ALLOCNO_LEFT_CONFLICTS_SIZE.
5627 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5628 remove_allocno_from_bucket_and_push,
5629 allocno_spill_priority_compare, push_allocnos_to_stack,
5630 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5631 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5632 (setup_allocno_left_conflicts_num): Ditto. Rename to
5633 setup_allocno_left_conflicts_size.
5634 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5635 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5636 setup_allocno_left_conflicts_size instead of
5637 setup_allocno_left_conflicts_num.
5639 * ira-build.c (ira_create_allocno): Use
5640 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5641 ALLOCNO_LEFT_CONFLICTS_NUM.
5643 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5645 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5646 instead of DF_LR_OUT.
5648 * ira-lives.c (process_bb_node_lives): Ditto.
5650 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5651 instead of DF_LR_{OUT,IN}.
5653 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5655 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5657 2009-03-30 Jan Hubicka <jh@suse.cz>
5659 * except.c (label_to_region_map): Fix thinko.
5661 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5664 * tree.h (tree_find_value): New declaration.
5665 * tree.c (tree_find_value): New function.
5666 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5668 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5671 * c-decl.c (struct c_binding): Add locus field.
5672 (bind): Add locus argument, set locus field from it.
5673 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5674 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5675 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5676 implicitly_declare, undeclared_variable, lookup_label,
5677 declare_label, c_make_fname_decl, c_builtin_function,
5678 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5681 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5684 * config/i386/i386.c (classify_argument): Check total size of
5687 2009-03-30 Martin Jambor <mjambor@suse.cz>
5689 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5690 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5691 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5694 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5695 seen_variable_array_ref while also traversing a union.
5697 * tree-inline.c (optimize_inline_calls): Do not call
5698 cgraph_node_remove_callees.
5699 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5700 (pass_remove_cgraph_callee_edges): New variable.
5701 * passes.c (init_optimization_passes): Add
5702 pass_remove_cgraph_callee_edges after early inlining and before all
5703 late intraprocedural passes.
5705 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5707 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5709 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5712 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5714 * combine.c (simplify_comparison): Use have_insn_for.
5715 * dojump.c (do_jump): Likewise.
5717 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5719 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5720 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5721 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5722 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5723 instead of sparc_compare_emitted.
5724 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5725 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5726 instead of sparc_compare_emitted.
5728 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5730 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5731 enter/exit cfglayout mode.
5732 (pass_partition_block): Require it.
5733 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5734 (combine_instructions): Track basic blocks instead of labels.
5735 (update_cfg_for_uncondjump): New.
5736 (try_combine): Use it. Update jumps after rescanning.
5737 (pass_combine): Require PROP_cfglayout.
5738 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5740 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5742 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5743 Provide/destroy PROP_cfglayout respectively.
5744 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5745 * tree-pass.h (PROP_cfglayout): New.
5747 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5749 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5750 fold_convert_const_fixed_from_fixed,
5751 fold_convert_const_fixed_from_int,
5752 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5753 set TREE_CONSTANT_OVERFLOW.
5754 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5755 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5757 2009-03-30 Ira Rosen <irar@il.ibm.com>
5759 * tree-vect-loop-manip.c: New file.
5760 * tree-vectorizer.c: Update documentation and included files.
5761 (vect_loop_location): Make extern.
5762 (rename_use_op): Move to tree-vect-loop-manip.c
5763 (rename_variables_in_bb, rename_variables_in_loop,
5764 slpeel_update_phis_for_duplicate_loop,
5765 slpeel_update_phi_nodes_for_guard1,
5766 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5767 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5768 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5769 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5770 find_loop_location): Likewise.
5771 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5772 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5773 get_vectype_for_scalar_type, vect_is_simple_use,
5774 supportable_widening_operation, supportable_narrowing_operation):
5776 (bb_in_loop_p): Move to tree-vect-loop.c.
5777 (new_loop_vec_info, destroy_loop_vec_info,
5778 reduction_code_for_scalar_code, report_vect_op,
5779 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5780 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5781 (vect_supportable_dr_alignment): Likewise.
5782 * tree-vectorizer.h (tree-data-ref.h): Include.
5783 (vect_loop_location): Declare.
5784 Reorganize function declarations according to the new file structure.
5785 * tree-vect-loop.c: New file.
5786 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5787 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5788 * tree-vect-data-refs.c: New file.
5789 * tree-vect-patterns.c (timevar.h): Don't include.
5790 * tree-vect-stmts.c: New file.
5791 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5792 tree-vect-slp.c, tree-vect-loop.c.
5793 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5794 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5795 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5796 (tree-vect-analyze.o): Remove.
5797 (tree-vect-transform.o): Likewise.
5798 (tree-vect-data-refs.o): Add rule.
5799 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5800 tree-vect-slp.o): Likewise.
5801 (tree-vect-patterns.o): Remove redundant dependencies.
5802 (tree-vectorizer.o): Likewise.
5803 * tree-vect-slp.c: New file.
5805 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5807 * optc-gen.awk: Warn if an option flag has multiple different
5810 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5812 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5813 -floop-block): Document dependences on PPL, CLooG and Graphite.
5815 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5817 PR rtl-optimization/323
5818 * c-common.c (c_fully_fold, convert_and_check,
5819 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5820 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5821 * c-common.def (EXCESS_PRECISION_EXPR): New.
5822 * c-cppbuiltin.c (builtin_define_float_constants): Define
5823 constants with enough digits for long double.
5824 * c-lex.c (interpret_float): Interpret constant with excess
5825 precision where appropriate.
5826 * c-opts.c (c_common_post_options): Set
5827 flag_excess_precision_cmdline. Give an error for
5828 -fexcess-precision=standard for C++ for processors where the
5829 option is significant.
5830 * c-parser.c (c_parser_conditional_expression): Handle excess
5831 precision in condition.
5832 * c-typeck.c (convert_arguments): Handle arguments with excess
5834 (build_unary_op): Move excess precision outside operation.
5835 (build_conditional_expr): Likewise.
5836 (build_compound_expr): Likewise.
5837 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5838 (build_modify_expr): Handle excess precision in RHS.
5839 (convert_for_assignment): Handle excess precision in converted
5841 (digest_init, output_init_element, process_init_element): Handle
5842 excess precision in initializer.
5843 (c_finish_return): Handle excess precision in return value.
5844 (build_binary_op): Handle excess precision in operands and add
5845 excess precision as needed for operation.
5846 * common.opt (-fexcess-precision=): New option.
5847 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5848 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5849 For standard excess precision, output explicit conversion to and
5850 truncation from XFmode.
5851 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5852 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5853 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5854 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5855 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5856 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5857 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5858 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5859 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5860 define_splits, sqrt<mode>2): Disable where appropriate for
5861 standard excess precision.
5862 * convert.c (convert_to_real): Do not shorten arithmetic to type
5863 for which excess precision would be used.
5864 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5865 * doc/invoke.texi (-fexcess-precision=): Document option.
5866 (-mfpmath=): Correct index entry.
5867 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5868 flag_excess_precision): New.
5869 * langhooks.c (lhd_post_options): Set
5870 flag_excess_precision_cmdline.
5871 * opts.c (common_handle_option): Handle -fexcess-precision=.
5872 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5873 init_excess_precision): New.
5874 (lang_dependent_init_target): Call init_excess_precision.
5875 * tree.c (excess_precision_type): New.
5876 * tree.h (excess_precision_type): Declare.
5878 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5881 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5882 non-lvalue to component.
5884 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5886 PR preprocessor/34695
5887 * Makefile.in (c-opts.o): Depend on c-tree.h.
5888 * c-common.c: Move down include of diagnostic.h.
5889 (done_lexing, c_cpp_error): New.
5890 * c-common.h (done_lexing): Declare.
5891 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5893 * c-opts.c: Include c-tree.h.
5894 (c_common_init_options): Set preprocessor error callback.
5895 (c_common_handle_option): Do not set preprocessor
5896 inhibit_warnings, warnings_are_errors, warn_system_headers,
5897 pedantic_errors or inhibit_warnings flags.
5898 (c_common_post_options): Do not check cpp_errors (parse_in).
5899 (c_common_finish): Do not output dependencies if there were
5900 errors. Do not check return value of cpp_finish.
5901 * c-ppoutput.c (pp_file_change): Set input_location.
5902 * c-tree.h (c_cpp_error): Declare.
5903 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5905 (diagnostic_build_prefix): Check override_column.
5906 * diagnostic.h (diagnostic_info): Add override_column field.
5907 (diagnostic_override_column): Define.
5909 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5911 * c-common.c (c_expand_expr, c_staticp): Remove.
5912 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5913 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5914 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5915 * c-gimplify.c (gimplify_compound_literal_expr,
5916 optimize_compound_literals_in_ctor): Remove.
5917 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5918 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5919 * c-semantics.c (emit_local_var): Remove.
5921 * langhooks-def.h (lhd_expand_expr): Remove.
5922 * langhooks.c (lhd_expand_expr): Remove.
5923 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5925 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5926 handling from c-semantics.c; don't call into langhook.
5927 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5928 * gimplify.c (gimplify_compound_literal_expr,
5929 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5930 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5931 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5932 as was done in c-gimplify.c.
5933 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5934 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5935 Move from c-common.h.
5936 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5938 * tree.c (staticp): Do not call langhook.
5939 * langhooks.c (lhd_staticp): Delete.
5940 * langhooks-def.h (lhd_staticp): Delete prototype.
5941 (LANG_HOOKS_STATICP): Delete.
5942 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5944 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5945 instead of DECL_STMTs.
5947 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5955 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5957 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5958 contained expression.
5959 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5960 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5961 conditional expressions for C.
5962 (decl_constant_value_for_optimization): Move from
5963 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5964 whether optimizing and that the expression is a VAR_DECL not of
5965 array type instead of doing such checks in the caller. Do not
5966 check pedantic. Call gcc_unreachable for C++.
5967 * c-common.def (C_MAYBE_CONST_EXPR): New.
5968 * c-common.h (c_fully_fold, c_save_expr,
5969 decl_constant_value_for_optimization): New prototypes.
5970 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5971 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5972 EXPR_INT_CONST_OPERANDS): Define.
5973 * c-convert.c (convert): Strip nops from expression.
5974 * c-decl.c (groktypename): Take extra parameters expr and
5975 expr_const_operands. Update call to grokdeclarator.
5976 (start_decl): Update call to grokdeclarator. Add statement for
5977 expressions used in type of decl.
5978 (grokparm): Update call to grokdeclarator.
5979 (push_parm_decl): Update call to grokdeclarator.
5980 (build_compound_literal): Add parameter non_const and build a
5981 C_MAYBE_COSNT_EXPR if applicable.
5982 (grokdeclarator): Take extra parameters expr and
5983 expr_const_operands. Track expressions used in declaration
5984 specifiers and declarators. Fold array sizes and track whether
5985 they are constant expressions and whether they are integer
5986 constant expressions.
5987 (parser_xref_tag): Set expr and expr_const_operands fields in
5989 (grokfield): Update call to grokdeclarator.
5990 (start_function): Update call to grokdeclarator.
5991 (build_null_declspecs): Set expr and expr_const_operands fields in
5993 (declspecs_add_type): Handle expressions in typeof specifiers.
5994 * c-parser.c (c_parser_declspecs): Set expr and
5995 expr_const_operands fields for declaration specifiers.
5996 (c_parser_enum_specifier): Likewise.
5997 (c_parser_struct_or_union_specifier): Likewise.
5998 (c_parser_typeof_specifier): Likewise. Update call to
5999 groktypename. Fold expression as needed. Return expressions with
6000 type instead of adding statements.
6001 (c_parser_attributes): Update calls to c_parser_expr_list.
6002 (c_parser_statement_after_labels): Fold expression before passing
6003 to objc_build_throw_stmt.
6004 (c_parser_condition): Fold expression.
6005 (c_parser_asm_operands): Fold expression.
6006 (c_parser_conditional_expression): Use c_save_expr. Update call
6007 to build_conditional_expr.
6008 (c_parser_alignof_expression): Update call to groktypename.
6009 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
6010 original_code. Fold expression argument of va_arg. Create
6011 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
6012 argument to va_arg. Update calls to groktypename. Fold array
6013 index for offsetof. Verify that first argument to
6014 __builtin_choose_expr has integer type.
6015 (c_parser_postfix_expression_after_paren_type): Update calls to
6016 groktypename and build_compound_literal. Handle expressions with
6017 side effects in type name.
6018 (c_parser_postfix_expression_after_primary): Update call to
6019 c_parser_expr_list. Set original_code for calls to
6020 __builtin_constant_p.
6021 (c_parser_expr_list): Take extra parameter fold_p. Fold
6022 expressions if requested.
6023 (c_parser_objc_type_name): Update call to groktypename.
6024 (c_parser_objc_synchronized_statement): Fold expression.
6025 (c_parser_objc_receiver): Fold expression.
6026 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
6027 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
6028 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
6029 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
6030 (struct c_typespec): Add elements expr and expr_const_operands.
6031 (struct c_declspecs): Add elements expr and expr_const_operands.
6032 (groktypename, build_conditional_expr, build_compound_literal):
6034 (in_late_binary_op): Declare.
6035 * c-typeck.c (note_integer_operands): New function.
6036 (in_late_binary_op): New variable.
6037 (decl_constant_value_for_broken_optimization): Move to c-common.c
6038 and rename to decl_constant_value_for_optimization.
6039 (default_function_array_conversion): Do not strip nops.
6040 (default_conversion): Do not call
6041 decl_constant_value_for_broken_optimization.
6042 (build_array_ref): Do not fold result.
6043 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
6044 result when operand is a VLA.
6045 (c_expr_sizeof_type): Update call to groktypename. Handle
6046 expressions included in type name. Use C_MAYBE_CONST_EXPR for
6047 result when operand names a VLA type.
6048 (build_function_call): Update call to build_compound_literal.
6049 Only fold result for calls to __builtin_* functions. Strip
6050 NOP_EXPR from INTEGER_CST returned from such functions. Fold
6051 the function designator.
6052 (convert_arguments): Fold arguments. Update call to
6053 convert_for_assignment.
6054 (build_unary_op): Handle increment and decrement of
6055 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
6056 decrement earlier. Fold operand of increment and decrement.
6057 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
6058 built for integer operand. Wrap returns that are INTEGER_CSTs
6059 without being integer constant expressions or that have integer
6060 constant operands without being INTEGER_CSTs.
6061 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
6062 (build_conditional_expr): Add operand ifexp_bcp. Track whether
6063 result is an integer constant expression or can be used in
6064 unevaluated parts of one and avoid folding and wrap as
6065 appropriate. Fold operands before possibly doing -Wsign-compare
6067 (build_compound_expr): Wrap result for C99 if operands can be used
6068 in integer constant expressions.
6069 (build_c_cast): Update call to digest_init. Do not ignore
6070 overflow from casting floating-point constants to integers. Wrap
6071 results that could be confused with integer constant expressions,
6072 null pointer constants or floating-point constants.
6073 (c_cast_expr): Update call to groktypename. Handle expressions
6074 included in type name.
6075 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
6076 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
6077 Update calls to convert_for_assignment.
6078 (convert_for_assignment): Take new parameter
6079 null_pointer_constant. Do not strip nops or call
6080 decl_constant_value_for_broken_optimization. Set
6081 in_late_binary_op for conversions to boolean.
6082 (store_init_value): Update call to digest_init.
6083 (digest_init): Take new parameter null_pointer_constant. Do not
6084 call decl_constant_value_for_broken_optimization. pedwarn for
6085 initializers not constant expressions. Update calls to
6086 convert_for_assignment.
6087 (constructor_nonconst): New.
6088 (struct constructor_stack): Add nonconst element.
6089 (really_start_incremental_init, push_init_level, pop_init_level):
6090 Handle constructor_nonconst and nonconst element.
6091 (set_init_index): Call constant_expression_warning for array
6093 (output_init_element): Fold value. Set constructor_nonconst as
6094 applicable. pedwarn for initializers not constant expressions.
6095 Update call to digest_init. Call constant_expression_warning
6096 where constant initializers are required.
6097 (process_init_element): Use c_save_expr.
6098 (c_finish_goto_ptr): Fold expression.
6099 (c_finish_return): Fold return value. Update call to
6100 convert_for_assignment.
6101 (c_start_case): Fold switch expression.
6102 (c_process_expr_stmt): Fold expression.
6103 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
6104 ensure statement expression is not evaluated in constant expression.
6105 (build_binary_op): Track whether results are integer constant
6106 expressions or may occur in such, disable folding and wrap results
6107 as applicable. Fold operands for -Wsign-compare warnings unless
6109 (c_objc_common_truthvalue_conversion): Handle results folded to
6110 integer constants that are not integer constant expressions.
6111 * doc/extend.texi: Document when typeof operands are evaluated,
6112 that condition of __builtin_choose_expr is an integer constant
6113 expression, and more about use of __builtin_constant_p in
6116 2009-03-29 Richard Guenther <rguenther@suse.de>
6118 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
6119 propagate addresses of array references.
6121 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
6123 * regmove.c (perhaps_ends_bb_p): Remove.
6124 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
6125 from INSN and check that the main loop stays within that basic block.
6126 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
6127 (regmove_forward_pass): Split out from regmove_optimize. Use
6128 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
6129 (regmove_backward_pass): Split out from regmove_optimize. Use
6130 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
6131 (regmove_optimize): Simplify.
6133 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6136 * config/i386/i386.c (classify_argument): Ignore flexible array
6137 member in struct and warn ABI change.
6139 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6141 * config/i386/i386-protos.h (ix86_agi_dependent): New.
6143 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
6144 (ix86_adjust_cost): Updated.
6146 2009-03-29 Jan Hubicka <jh@suse.cz>
6149 * tree-pass.h (pass_cleanup_eh): New function.
6150 (remove_unreachable_regions): Break code handling RTL
6151 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
6152 that can not be reached by runtime.
6153 (can_be_reached_by_runtime): New function.
6154 (label_to_region_map): New function.
6155 (num_eh_regions): New function.
6156 (rtl_remove_unreachable_regions): New function.
6157 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
6158 (remove_eh_region): New function.
6159 * except.h: Include sbitmap and vecprim.
6160 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
6161 num_eh_regions): Declare.
6162 * passes.c (init_optimization_passes): Schedule cleanup_eh.
6163 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
6164 * tree-eh.c (tree_remove_unreachable_handlers): New function.
6165 (tree_empty_eh_handler_p): New function.
6166 (cleanup_empty_eh): New function.
6167 (cleanup_eh): New function.
6168 (pass_cleanup_eh): New function.
6170 2009-03-29 Jan Hubicka <jh@suse.cz>
6172 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
6173 for removed regions.
6175 2009-03-29 Jan Hubicka <jh@suse.cz>
6177 * except.c (dump_eh_tree): Dump all datastructures.
6179 2009-03-29 Jan Hubicka <jh@suse.cz>
6181 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
6182 (duplicate_eh_regions_1): Likewise.
6183 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
6184 vector; call EH verification.
6185 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6186 Be ready for region being removed.
6188 2009-03-29 Jan Hubicka <jh@suse.cz>
6190 * bitmap.c (bitmap_last_set_bit): New function.
6191 * bitmap.h (bitmap_last_set_bit): Declare.
6193 2009-03-29 David Ayers <ayers@fsfe.org>
6196 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
6197 by calling objc_compare_types and surpress warnings about
6198 incompatible C pointers that are compatible ObjC pointers.
6200 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
6202 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
6203 call initialize_inline_failed.
6204 (initialize_inline_failed): Move it from here ...
6205 * cgraph.c (initialize_inline_failed): ... to here.
6206 (cgraph_create_edge): Call initialize_inline_failed rather than
6207 setting inline_failed directly.
6209 2009-03-29 Ben Elliston <bje@au.ibm.com>
6212 * sysv4.opt (msdata): Improve comment.
6213 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
6214 * sysv4.h (SVR4_ASM_SPEC): Likewise.
6216 2009-03-29 Ben Elliston <bje@au.ibm.com>
6219 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
6220 load and store attributes.
6222 2009-03-29 Ben Elliston <bje@au.ibm.com>
6224 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
6225 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
6226 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
6227 * doc/extend.texi (X86 Built-in Functions): Add index entries for
6228 __builtin_infq and __builtin_huge_valq.
6230 2009-03-28 Anatoly Sokolov <aesok@post.ru>
6232 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
6234 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6235 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
6237 2009-03-28 Xinliang David Li <davidxl@google.com>
6239 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
6240 (do_dbg_cnt): New function.
6242 2009-03-28 Jan Hubicka <jh@suse.cz>
6244 Merge from pretty-ipa:
6246 2009-03-27 Jan Hubicka <jh@suse.cz>
6248 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6249 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
6250 * passes.c (function_called_by_processed_nodes_p): New.
6251 * ipa-pure-const.c (check_call): Fix handling of operands.
6252 (analyze_function): Dump debug output for skipped bodies.
6253 (local_pure_const): Use function_called_by_processed_nodes_p.
6254 * dwarf2out.c (reference_to_unused): Use output.
6255 * passes.c (do_per_function_toporder): Likewise.
6257 2008-11-12 Jan Hubicka <jh@suse.cz>
6259 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
6260 * ipa-pure-const.c (funct_state_d): Add can throw field; make
6261 state_set_in_source enum
6262 (check_decl): Ignore memory tags; do not set fake looping flags;
6264 (check_operand, check_tree, check_rhs_var, check_lhs_var,
6265 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
6266 (check_call, analyze_function): Rewrite.
6268 (add_new_function): Update call of analyze_function.
6269 (generate_summary): Add call of analyze_function.
6270 (propagate): Propagate can_throw; handle state_set_in_source correctly.
6271 (local_pure_const): New function.
6272 (pass_local_pure_const): New pass.
6273 * ipa-inline.c (inline_transform): Set after_inlining.
6274 * tree-eh.c (stmt_can_throw_external): New.
6275 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
6276 work with aliasing built.
6277 * tree-flow.h (stmt_can_throw_external): New.
6278 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
6279 and local pure/const pass in early and late optimization queue.
6281 2009-03-28 Martin Jambor <mjambor@suse.cz>
6283 * fold-const.c (get_pointer_modulus_and_residue): New parameter
6285 (fold_binary): Allow function decl aligment consideration is the
6286 second argument is integer constant one.
6287 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
6288 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
6289 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
6291 2009-03-28 Jan Hubicka <jh@suse.cz>
6293 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
6294 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
6295 * function.h (rtl_data): Add nothrow flag.
6296 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
6297 set DECL_NOTHROW for AVAILABLE functions.
6299 2009-03-28 Jakub Jelinek <jakub@redhat.com>
6301 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
6302 following vector keyword has expansion starting with pixel or bool
6303 keyword, expand vector to __vector and pixel or bool to __pixel or
6307 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
6308 warn_if_disallowed_function_p): Removed.
6309 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
6310 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
6311 warning_if_disallowed_function_p.
6312 * flags.h (warn_if_disallowed_function_p,
6313 warn_disallowed_functions): Removed.
6314 * common.opt (Wdisallowed-function-list=): Removed.
6315 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
6317 2009-03-28 Richard Guenther <rguenther@suse.de>
6319 PR tree-optimization/38723
6320 * tree-ssa-pre.c (compute_avail): Add all default definitions to
6323 2009-03-28 Jan Hubicka <jh@suse.cz>
6325 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
6326 test introduced by my previous patch.
6328 2009-03-28 Richard Guenther <rguenther@suse.de>
6330 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
6331 the PHIs value undefined.
6333 2009-03-28 Jan Hubicka <jh@suse.cz>
6335 * tree-pass.h (pass_fixup_cfg): New pass.
6336 * ipa-inline.c (inline_transform): Set
6337 always_inline_functions_inlined/after_inlining.
6338 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
6339 (pass_fixup_cfg): New pass.
6340 * passes.c (init_optimization_passes): Add fixup_cfg.
6342 2009-03-28 Richard Guenther <rguenther@suse.de>
6344 PR tree-optimization/38458
6345 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
6346 argument use the arguments copy-of value.
6348 2009-03-28 Richard Guenther <rguenther@suse.de>
6350 PR tree-optimization/38180
6351 * tree-ssa-ccp.c (get_default_value): Simplify.
6352 (likely_value): Likewise.
6353 (surely_varying_stmt_p): Properly handle VOP case.
6354 (ccp_initialize): Likewise.
6355 (ccp_fold): Handle propagating through *&.
6356 (fold_const_aggregate_ref): Also handle decls.
6358 2009-03-28 Jan Hubicka <jh@suse.cz>
6360 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6361 * cgraph.h (cgraph_node): Likewise.
6362 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
6363 (cgraph_reset_node): Use process flag.
6364 (cgraph_mark_functions_to_output): Likewise.
6365 (cgraph_expand_function): Likewise.
6366 (cgraph_expand_all_functions): Likewise.
6367 (cgraph_output_in_order): Likewise.
6368 * dwarf2out.c (reference_to_unused): Likewise.
6369 * passes.c do_per_function_toporder): Likewise.
6371 2009-03-28 Jan Hubicka <jh@suse.cz>
6373 Bring from lto-branch:
6375 2008-09-03 Doug Kwan <dougkwan@google.com>
6377 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
6378 enums instead of reason strings.
6379 * cgraph.c (cgraph_create_edge): Same.
6380 (cgraph_inline_failed_string): New function.
6381 * cgraph.h (cgraph_inline_failed_t): New enum type.
6382 (cgraph_inline_failed_string): New prototype.
6383 (struct cgraph_edge): Change type of INLINED_FAILED from constant
6384 char pointer to cgraph_inline_failed_t.
6385 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
6386 (cgraph_default_inline_p): Ditto.
6387 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
6388 to cgraph_inline_failed_t pointer.
6389 * cif-code.def: New file.
6390 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
6392 (cgraph_check_inline_limits): Change type of REASON to pointer to
6393 cgraph_inline_failed_t. Replace reason strings with enums.
6394 (cgraph_default_inline_p): Ditto.
6395 (cgraph_recursive_inlining_p): Ditto.
6396 (update_caller_keys): Change type of FAILED_REASON to
6397 cgraph_inline_failed_t.
6398 (cgraph_set_inline_failed): Change type of REASON to pointer to
6399 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
6400 convert enums to strings for text output.
6401 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
6402 to be of type cgraph_inline_failed_t. Replace reason strings with
6403 enums. Call cgraph_inline_failed_string to covert enums
6404 to strings for text output.
6405 (cgraph_decide_inlining): Replace reason strings with enums.
6406 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
6407 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
6409 * tree-inline.c (expand_call_inline): Change type of REASON
6410 to cgraph_inline_failed_t. Replace reason strings with enums.
6411 Call cgraph_inline_failed_string for text output.
6412 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
6415 2009-03-28 Jan Hubicka <jh@suse.cz>
6417 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
6418 cgraph_clone_node): Remove master clone handling.
6419 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6420 * cgraph.h (master_clone): Remove.
6421 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6422 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
6423 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
6425 2009-03-28 Jan Hubicka <jh@suse.cz>
6427 * cgraph.c (cgraph_function_body_availability): Functions declared
6428 inline are always safe to assume that it is not going to be replaced.
6430 2009-03-28 Richard Guenther <rguenther@suse.de>
6432 PR tree-optimization/38513
6433 * tree-ssa-pre.c (eliminate): Remove redundant stores.
6434 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6435 EXC_PTR_EXPR and FILTER_EXPR.
6436 (get_ref_from_reference_ops): Likewise.
6438 2009-03-28 Richard Guenther <rguenther@suse.de>
6440 PR tree-optimization/38968
6441 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6442 Use FLOOR_MOD_EXPR to compute misalignment.
6444 2009-03-28 Richard Guenther <rguenther@suse.de>
6446 PR tree-optimization/37795
6447 * tree.h (combine_comparisons): Declare.
6448 * fold-const.c (combine_comparisons): Export.
6449 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
6451 (ifcombine_iforif): Use combine_comparisons.
6453 2009-03-28 Jan Hubicka <jh@suse.cz>
6455 * tree-eh.c (inlinable_call_p): New function.
6456 (make_eh_edges): Use it.
6457 (verify_eh_edges): Use it.
6458 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
6459 * except.c (reachable_next_level): Add inlinable_function argument
6460 (sjlj_find_directly_reachable_regions): Update.
6461 (add_reachable_handler): Do not set saw_any_handlers.
6462 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
6463 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6464 Add new inlinable call parameter.
6465 (can_throw_internal, can_throw_external): Update.
6466 * except.h (can_throw_internal_1, can_throw_external_1,
6467 foreach_reachable_handler): Update declaration.
6469 2009-03-28 Joseph Myers <joseph@codesourcery.com>
6471 * config/arm/t-arm-coff, config/h8300/coff.h,
6472 config/i386/i386-aout.h, config/i386/i386-coff.h,
6473 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
6474 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6475 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6476 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6477 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6478 sys-types.h: Remove.
6479 * Makefile.in: Remove protoize and fixproto support and references
6481 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6482 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6484 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6485 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6486 unprotoize$(exeext).
6487 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6488 (.PHONY): Don't depend on proto.
6489 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6490 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6491 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6492 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6493 build/gen-protos.o, build/scan.o, xsys-protos.h,
6494 build/fix-header$(build_exeext), build/fix-header.o,
6495 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6496 stmp-install-fixproto): Remove.
6497 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6498 SYSCALLS.c or fixproto files.
6499 (install-common): Don't install protoize.
6500 (install-headers-tar, install-headers-cpio, install-headers-cp):
6501 Don't depend on $(STMP_FIXPROTO).
6502 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6503 install fixproto files or write out fixproto settings.
6504 (uninstall): Don't uninstall protoize.
6505 * config.gcc (use_fixproto): Remove.
6506 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6507 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6508 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6509 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6510 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6511 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6512 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6513 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6514 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6515 * config/t-vxworks (STMP_FIXPROTO): Remove.
6516 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6517 STMP_FIXPROTO): Remove.
6518 * config.in, configure: Regenerate.
6519 * crtstuff.c (gid_t, uid_t): Don't undefine.
6520 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6521 (arm-*-coff, arm-*-aout: Remove target entries.
6522 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6523 Remove mention of AIX 4.1.
6524 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6525 * doc/invoke.texi (Running Protoize): Remove.
6526 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6527 (Protoize Caveats): Remove.
6528 * tsystem.h: Update comments on headers assumed to exist.
6530 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6532 * genautomata.c: Add a new year to the copyright. Add a new
6534 (struct insn_reserv_decl): Add comments for member bypass_list.
6535 (find_bypass): Remove.
6536 (insert_bypass): New.
6537 (process_decls): Use insert_bypass.
6538 (output_internal_insn_latency_func): Output all bypasses with the
6539 same input insn in one switch case.
6541 * rtl.def (define_bypass): Describe bypass choice.
6542 * doc/md.texi (define_bypass): Ditto.
6544 2009-03-27 Richard Guenther <rguenther@suse.de>
6546 * gimplify.c (mark_addressable): Export.
6547 * tree-flow.h (mark_addressable): Declare.
6548 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6549 * tree-ssa.c (verify_phi_args): Verify that address taken
6550 variables have TREE_ADDRESSABLE set.
6552 2009-03-27 Richard Guenther <rguenther@suse.de>
6554 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6555 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6556 Do not mark decls TREE_ADDRESSABLE.
6557 (build_fold_addr_expr): Adjust.
6558 (fold_addr_expr): Remove.
6559 (fold_unary): Use build_fold_addr_expr.
6560 (fold_comparison): Likewise.
6561 (split_address_to_core_and_offset): Likewise.
6562 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6564 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6565 (gimplify_modify_expr_to_memcpy): Mark source and destination
6567 * omp-low.c (create_omp_child_function): Mark the object decl
6569 (lower_rec_input_clauses): Mark the var we take the address of
6571 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6573 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6576 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6577 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6579 2009-03-27 Richard Guenther <rguenther@suse.de>
6581 PR tree-optimization/39120
6582 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6584 (handle_lhs_call): Process return constraints. Add escape
6585 constraints if necessary.
6586 (handle_const_call): Fill out return constraints. Make nested
6587 case more precise. Avoid consttmp if possible.
6588 (handle_pure_call): Fill out return constraints. Avoid
6589 callused if possible.
6590 (find_func_aliases): Simplify call handling.
6592 2009-03-27 Richard Guenther <rguenther@suse.de>
6594 PR tree-optimization/39120
6595 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6596 as a representative.
6597 (solve_graph): Do propagate CALLUSED.
6598 (handle_pure_call): Use a scalar constraint from CALLUSED for
6600 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6603 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6606 * c-common.c (handle_aligned_attribute): Properly check alignment
6607 overflow. Use (1U << i) instead of (1 << i).
6609 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6611 * expr.h (get_mem_align_offset): Updated.
6613 * tree.h (tree_decl_common): Change align to "unsigned int" and
6614 move it before pointer_alias_set.
6616 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6617 Jakub Jelinek <jakub@redhat.com>
6620 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6621 gr_register_operand with gr_reg_or_0_operand.
6622 (cmpxchg_rel_di): Likewise.
6623 (sync_lock_test_and_set<mode>): Likewise.
6625 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6627 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6628 (true_regnum): Likewise.
6630 * rtlanal.c (subreg_info): Moved to ...
6631 * rtl.h (subreg_info): Here. New.
6632 (subreg_get_info): New.
6634 * rtlanal.c (subreg_get_info): Make it extern.
6636 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6639 * config/i386/i386.c (ix86_abi): New.
6640 (override_options): Handle -mabi=.
6641 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6642 (ix86_call_abi_override): Likewise.
6643 (init_cumulative_args): Likewise.
6644 (function_arg_advance): Likewise.
6645 (function_arg_64): Likewise.
6646 (function_arg): Likewise.
6647 (ix86_pass_by_reference): Likewise.
6648 (ix86_function_value_regno_p): Likewise.
6649 (ix86_build_builtin_va_list_abi): Likewise.
6650 (setup_incoming_varargs_64): Likewise.
6651 (is_va_list_char_pointer): Likewise.
6652 (ix86_init_machine_status): Likewise.
6653 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6654 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6655 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6656 (ix86_function_abi): Make it static and return enum calling_abi.
6657 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6659 (ix86_fn_abi_va_list): Updated.
6661 * config/i386/i386.h (ix86_abi): New.
6662 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6663 (CONDITIONAL_REGISTER_USAGE): Likewise.
6664 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6665 (machine_function): Likewise.
6667 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6669 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6670 (STACK_BOUNDARY): Likewise.
6671 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6673 * config/i386/i386.opt (mabi=): New.
6675 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6676 return enum calling_abi.
6677 (ix86_function_type_abi): Likewise.
6678 (ix86_function_abi): Removed.
6680 * doc/invoke.texi: Document -mabi= option for x86.
6682 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6684 * builtins.c (real_dconstp): Delete.
6685 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6687 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6688 Jakub Jelinek <jakub@redhat.com>
6691 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6692 (gen_subprogram_die): When a function is explicit, generate the
6693 DW_AT_explicit attribute.
6694 * langhooks.h (struct lang_hooks_for_decls): Add
6695 function_decl_explicit_p langhook.
6696 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6697 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6699 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6701 * builtins.c (fold_builtin_memory_op): Optimize memmove
6702 into memcpy if we can prove source and destination don't overlap.
6704 * tree-inline.c: Include gt-tree-inline.h.
6705 (clone_fn_id_num): New variable.
6706 (clone_function_name): New function.
6707 (tree_function_versioning): Use it.
6708 * Makefile.in (GTFILES): Add tree-inline.c.
6710 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6712 * BASE-VER: Change to 4.5.0.
6714 2009-03-27 Xinliang David Li <davidxl@google.com>
6716 PR tree-optimization/39557
6717 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6719 2009-03-27 Xinliang David Li <davidxl@google.com>
6721 PR tree-optimization/39548
6722 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6725 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6727 * c-common.c (pointer_int_sum): Use %wd on return from
6730 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6732 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6733 on return from tree_low_cst.
6735 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6738 * ginclude/stdarg.h (va_copy): Define also for
6739 __GXX_EXPERIMENTAL_CXX0X__.
6741 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6744 * builtins.h (c_strlen): Do not warn here.
6745 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6746 * c-common.c (pointer_int_sum): Take an explicit location.
6747 Warn about offsets out of bounds.
6748 * c-common.h (pointer_int_sum): Adjust declaration.
6750 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6752 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6755 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6758 * opts.c (warn_if_disallowed_function_p): Don't assume
6759 get_callee_fndecl must return non-NULL.
6761 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6763 PR rtl-optimization/39522
6764 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6765 when reg_reloaded_valid is set.
6767 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6769 * config/spu/divv2df3.c: New file.
6770 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6771 (DPBIT_FUNCS): Filter out _div_df.
6773 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6775 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6776 a jump insn, count that jump in the distance to the loop start.
6778 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6781 * config/sh/sh.c (calc_live_regs): Fix condition for global
6782 registers except PIC_OFFSET_TABLE_REGNUM.
6784 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6787 * doc/invoke.texi (-mconsole): New.
6791 (-mnop-fun-dllimport): New.
6795 (sub section "i386 and x86-64 Windows Options"): New.
6797 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6799 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6800 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6802 2009-03-25 Richard Guenther <rguenther@suse.de>
6805 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6808 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6810 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6811 neither of haifa/selective schedulers are working.
6813 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6815 * doc/invoke.texi (Debugging Options): Fix description of
6816 -fno-merge-debug-strings.
6818 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6820 * config/cris/libgcc.ver: New version-script.
6821 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6823 * configure.ac <GAS features, nop mnemonic>: Add pattern
6824 crisv32-*-* for "nop".
6825 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6826 * configure: Regenerate.
6828 2009-03-24 Ira Rosen <irar@il.ibm.com>
6830 PR tree-optimization/39529
6831 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6832 mark_sym_for_renaming for the tag copied to the new vector
6835 2009-03-24 Arthur Loiret <aloiret@debian.org>
6837 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6838 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6839 EXTRA_SPEC_FUNCTIONS.
6840 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6841 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6842 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6843 -march and -mtune options.
6845 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6847 * config/m68k/t-rtems: Add m5329 multilib.
6849 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6850 Jakub Jelinek <jakub@redhat.com>
6853 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6856 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6859 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6860 instead of c_parser_expression_conv, if original_code isn't one of the
6861 4 allowed comparison codes, fail.
6863 2009-03-23 Richard Guenther <rguenther@suse.de>
6865 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6866 * tree.h (struct tree_type): Likewise.
6867 * reload.h (struct insn_chain): Likewise.
6868 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6869 * function.h (struct function): Likewise.
6870 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6872 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6874 PR tree-optimization/39516
6875 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6877 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6879 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6880 should be set true if BITS_PER_WORD of target is bigger than 32
6882 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6884 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6885 Translate -B-options to -rpath-link. Correct existing
6886 rpath-link and conditionalize on !nostdlib.
6888 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6890 * doc/extend.texi (Function Attributes, Variable Attributes):
6892 * doc/invoke.texi (Debugging Options, Optimize Options)
6893 (i386 and x86-64 Options, MCore Options): Likewise.
6895 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6898 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6899 it for block local namespace aliases.
6900 (gen_decl_die): Pass context_die to gen_namespace_die.
6902 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6905 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6906 minimum or maximum value.
6908 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6910 * reginfo.c (globalize_reg): Recompute derived reg sets.
6912 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6915 * libgcc2.c (mprotect): Do not use signed arguments for
6916 VirtualProtect, use DWORD arguments. Also fix the 'may
6917 be used uninitialized' warning for the np variable.
6919 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6922 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6923 functions using regparm calling conventions when not optimizing.
6924 (ix86_function_sseregparm): Similarly for sseregparm calling
6927 2009-03-19 Li Feng <nemokingdom@gmail.com>
6930 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6931 dependence if the first conflict is after niter iterations.
6933 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6936 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6937 functions with dynamic stack-pointer adjustments.
6939 2009-03-19 Ben Elliston <bje@au.ibm.com>
6941 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6942 option; change to -msdata=data.
6944 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6946 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6949 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6952 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6954 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6956 * doc/invoke.texi (Code Gen Options): Expand discussion of
6959 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6961 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6962 * matrix-reorg.c (struct matrix_info): Likewise.
6963 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6964 * rtl.h (struct mem_attrs): Likewise.
6965 * df.h (struct df): Likewise.
6966 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6967 * ira-int.h (struct ira_allocno): Likewise.
6968 * df-scan.c (struct df_collection_rec): Likewise.
6969 * ira.c (struct equivalence): Likewise.
6970 * function.c (struct temp_slot): Likewise.
6971 * cfgloop.h (struct loop): Likewise.
6974 * function.c (use_register_for_decl): When not optimizing, disregard
6975 register keyword for variables with types containing methods.
6977 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6980 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6981 (is_simple_operand): Call contains_component_ref_p before calling data
6982 reference analysis that would fail on COMPONENT_REFs.
6984 * tree-vrp.c (search_for_addr_array): Fix formatting.
6986 2009-03-18 Richard Guenther <rguenther@suse.de>
6988 * tree-vect-transform.c (vect_loop_versioning): Fold the
6989 generated comparisons.
6990 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6991 (slpeel_tree_peel_loop_to_edge): Likewise.
6993 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6996 * opts.c (print_specific_help): In addition to `undocumented',
6997 accept `separate' and `joined' flags if passed alone. Describe
6998 output by the first matched one of those.
6999 (common_handle_option): Skip over empty strings.
7000 * gcc.c (display_help): Fix help string for `--help='.
7001 * doc/invoke.texi (Option Summary, Overall Options): With
7002 `--help=', classes and qualifiers can both be repeated, but
7003 only the latter can be negated. One should not pass only
7004 negated qualifiers. Fix markup and examples.
7007 2008-10-14 Jakub Jelinek <jakub@redhat.com>
7009 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
7010 and -fhelp=separate.
7012 2009-03-17 Jing Yu <jingyu@google.com>
7015 * function.h (struct rtl_data): Move is_thunk from here...
7016 (struct function): ...to here.
7017 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
7018 * varasm.c (assemble_start_function): Change is_thunk from crtl to
7020 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
7022 (alpha_does_function_need_gp, alpha_start_function): Likewise.
7023 (alpha_output_function_end_prologue): Likewise.
7024 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
7025 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
7026 (rs6000_output_function_epilogue): Likewise.
7027 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7029 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
7032 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
7033 from different units in a single alternative.
7034 (*truncdfsf_i387): Ditto.
7035 (*truncxfsf2_mixed): Ditto.
7036 (*truncxfdf2_mixed): Ditto.
7038 2009-03-17 Jakub Jelinek <jakub@redhat.com>
7040 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
7041 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
7044 * tree-ssa-live.c (remove_unused_locals): Don't remove local
7045 unused non-artificial variables when not optimizing.
7048 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
7049 DW_TAG_imported_module even if decl is IMPORTED_DECL with
7050 NAMESPACE_DECL in its DECL_INITIAL.
7053 * optabs.c (set_user_assembler_libfunc): New function.
7054 * expr.h (set_user_assembler_libfunc): New prototype.
7055 * c-common.c: Include libfuncs.h.
7056 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
7057 for memcmp, memset, memcpy, memmove and abort.
7058 * Makefile.in (c-common.o): Depend on libfuncs.h.
7061 * dwarf2out.c (gen_inlined_enumeration_type_die,
7062 gen_inlined_structure_type_die, gen_inlined_union_type_die,
7063 gen_tagged_type_instantiation_die): Removed.
7064 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
7067 2009-03-17 Janis Johnson <janis187@us.ibm.com>
7070 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
7072 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
7073 (check-parallel-%): Ditto.
7074 (check-consistency): Ditto.
7076 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
7078 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
7079 local variable rhs by NULL_TREE.
7081 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7084 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
7086 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7089 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
7091 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7094 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
7095 for ms->sysv ABI calls only in 64bit mode.
7097 * config/i386/i386.md (untyped_call): Support 32bit.
7099 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
7101 * doc/extend.texi: Replace x86_65 with x86_64.
7103 2009-03-16 Jakub Jelinek <jakub@redhat.com>
7105 PR tree-optimization/39455
7106 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
7107 mismatches for POINTER_TYPE_P (type).
7108 (number_of_iterations_le): Likewise.
7110 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7112 * config/picochip/picochip.c: Removed profiling support.
7113 * config/picochip/picochip.md: Removed profiling instruction.
7114 * config/picochip/picochip.h: Removed profiling builtin.
7116 2009-03-16 Joseph Myers <joseph@codesourcery.com>
7118 * doc/install.texi (--with-host-libstdcxx): Document.
7120 2009-03-14 Anatoly Sokolov <aesok@post.ru>
7123 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
7124 generate a warning if the function name does not begin with
7125 "__vector" and the function has either the 'signal' or 'interrupt'
7126 attribute, from here to ...
7127 (avr_declare_function_name): ...here. New function.
7128 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
7129 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
7131 2009-03-14 Jakub Jelinek <jakub@redhat.com>
7134 * cse.c (fold_rtx): Don't modify original const_arg1 when
7135 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
7136 separate variable instead.
7137 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
7138 from out of range shift counts.
7139 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
7141 2009-03-13 Catherine Moore <clm@codesourcery.com>
7143 * config/i386/x-mingw32 (host-mingw32.o): Replace
7144 diagnostic.h with $(DIAGNOSTIC_H).
7146 2009-03-12 Jakub Jelinek <jakub@redhat.com>
7149 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
7151 * config/i386/sync.md (sync_compare_and_swap<mode>,
7152 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
7153 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
7155 (sync_double_compare_and_swapdi_pic,
7156 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
7157 cmpxchg8b_pic_memory_operand instead of just memory_operand.
7159 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7162 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
7164 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7167 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7168 (avx_addsubv4df3): Likewise.
7169 (*avx_addsubv4sf3): Likewise.
7170 (sse3_addsubv4sf3): Likewise.
7172 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7175 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
7177 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
7180 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
7181 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
7182 registers for allocnos created from user-defined variables.
7184 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7187 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
7188 of non-integer mode as well.
7190 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
7192 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
7193 for functions for which the parameter types are unknown.
7195 2009-03-11 Jakub Jelinek <jakub@redhat.com>
7198 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
7199 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
7200 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
7201 * config/i386/i386.c (ix86_local_alignment): For
7202 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
7203 long long variables on the stack to avoid dynamic realignment.
7204 Allow the first argument to be a decl rather than type.
7205 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
7207 2009-03-11 Nick Clifton <nickc@redhat.com>
7210 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
7212 Add description to mno-lsim option.
7213 * config/mcore/mcore.h: Remove comment about deprecated m4align
7215 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
7216 * doc/invoke.texi: Add description of mno-lsim and
7217 mstack-increment options.
7219 * config/fr30/fr30.opt: Document the -mno-lsim option.
7220 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
7221 and -mno-lsim options.
7223 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7225 * fold-const.c (fold_comparison): Only call fold_inf_compare
7226 if the mode supports infinities.
7228 2009-03-11 Jason Merrill <jason@redhat.com>
7231 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
7232 end already did. Notice GIMPLE_CALL modifications of the result.
7233 Don't copy debug information from an ignored decl or a decl from
7236 2009-03-10 Richard Guenther <rguenther@suse.de>
7237 Nathan Froyd <froydnj@codesourcery.com>
7240 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
7241 (__divMODE3): Likewise.
7243 2009-03-09 Jakub Jelinek <jakub@redhat.com>
7245 PR tree-optimization/39394
7246 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
7247 DECL_SIZE_UNIT of variable length FIELD_DECLs.
7249 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7251 * recog.c (verfiy_changes): Disallow renaming of hard regs in
7252 inline asms for register asm ("") declarations.
7254 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
7256 * fold-const.c (fold_unary): Fix comment.
7258 2009-03-07 Jan Hubicka <jh@suse.cz>
7261 * tree-inline.c (setup_one_parameter): Do replacement of const
7262 argument by constant in SSA form.
7264 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7267 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
7268 determine alignment passed to assign_stack_local.
7269 (assign_parms_unsplit_complex): Likewise.
7270 * except.c (sjlj_build_landing_pads): Likewise.
7272 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7275 * tree-flow.h (add_referenced_var): Return bool instead of void.
7276 * tree-dfa.c (add_referenced_var): Return result of
7277 referenced_var_check_and_insert call.
7278 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
7279 of referenced_var_check_and_insert.
7282 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
7283 (gen_variable_die): Emit DW_AT_location on abstract static variable's
7284 DIE, don't emit it if abstract origin already has it.
7285 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
7286 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
7288 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7290 * genpreds.c (needs_variable): Fix parentheses at variable name
7292 (write_tm_constrs_h): Indent generated code.
7294 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7296 * doc/extend.texi (Function Attributes): Add documentation
7299 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7302 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
7303 take locus from its DECL_SOURCE_LOCATION instead of input_location.
7305 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7307 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
7310 2009-03-05 Jakub Jelinek <jakub@redhat.com>
7313 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
7314 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
7316 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
7318 * config/i386/i386.md (R8_REG, R9_REG): New constants.
7319 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
7320 constants instead of magic numbers.
7321 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7323 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
7324 (x86_64_ms_abi_int_parameter_registers): Ditto.
7325 (x86_64_int_return_registers): Ditto.
7326 (ix86_maybe_switch_abi): Ditto.
7327 (ix86_expand_call): Ditto for clobbered_registers array.
7328 (ix86_hard_regno_mode_ok): Ditto.
7329 (x86_extended_QIreg_mentioned_p): Ditto.
7331 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
7333 PR tree-optimization/39349
7334 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
7336 * combine.c (gen_lowpart_for_combine): Use omode when generating
7339 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
7341 PR rtl-optimization/39235
7342 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
7344 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7346 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
7348 2009-03-04 Richard Guenther <rguenther@suse.de>
7350 PR tree-optimization/39362
7351 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
7352 that occur in abnormal PHIs should be varying.
7354 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7356 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
7358 (simple_iv): Take loop as an argument instead of statement.
7359 * tree-scalar-evolution.h (simple_iv): Declaration changed.
7360 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
7362 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
7364 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
7365 * matrix-reorg.c (analyze_transpose): Ditto.
7366 * tree-data-ref.c (dr_analyze_innermost): Ditto.
7367 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7368 * tree-predcom.c (ref_at_iteration): Ditto.
7369 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
7371 2009-03-04 Richard Guenther <rguenther@suse.de>
7373 PR tree-optimization/39358
7374 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
7375 escaped_id and callused_id.
7376 (solve_graph): Likewise.
7378 2009-03-04 Richard Guenther <rguenther@suse.de>
7380 PR tree-optimization/39339
7381 * tree-sra.c (try_instantiate_multiple_fields): Make it
7382 no longer ICE on the above.
7384 2009-03-03 Joseph Myers <joseph@codesourcery.com>
7386 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
7387 that fits within Pmode.
7389 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7392 * tm.texi (LIBCALL_VALUE): Update description.
7394 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7397 * doc/extend.texi (section): Update description.
7399 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
7402 * tree-inline.c (remapped_type): New.
7403 (can_be_nonlocal): Call remapped_type instead of remap_type.
7405 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7408 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
7409 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
7411 2009-03-03 Richard Guenther <rguenther@suse.de>
7414 * tree.c (tree_nonartificial_location): New function.
7415 * tree.h (tree_nonartificial_location): Declare.
7416 * builtins.c (expand_builtin_memory_chk): Provide location
7417 of the call location for artificial function pieces.
7418 (maybe_emit_chk_warning): Likewise.
7419 (maybe_emit_sprintf_chk_warning): Likewise.
7420 (maybe_emit_free_warning): Likewise.
7421 * expr.c (expand_expr_real_1): Likewise.
7423 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7425 PR tree-optimization/39343
7426 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
7427 COMPONENT_REF t has ARRAY_TYPE.
7429 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
7432 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
7433 when the type precision of the induction variable should be
7434 larger than the type precision of nit.
7435 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
7436 * graphite.c (graphite_loop_normal_form): Same.
7437 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
7439 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7441 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
7442 (*call_1_rex64_ms_sysv): Use named constants instead of magic
7443 numbers to describe clobbered registers.
7444 (*call_value_0_rex64_ms_sysv): Ditto.
7445 * config/i386/mmx.md (mmx_emms): Ditto.
7448 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
7450 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
7453 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7455 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
7456 (spu_section_type_flags): New function.
7458 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7460 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
7461 reg_class_contents of FLOAT_REGS into a temporary.
7463 2009-03-02 Richard Guenther <rguenther@suse.de>
7464 Ira Rosen <irar@il.ibm.com>
7466 PR tree-optimization/39318
7467 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
7468 information to the vectorized statement.
7470 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
7472 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
7473 variable. Use defined names instead of magic constants for REX SSE
7476 2009-03-01 Richard Guenther <rguenther@suse.de>
7478 PR tree-optimization/39331
7479 * omp-low.c (lower_send_shared_vars): Do not receive new
7480 values for the reference of DECL_BY_REFERENCE parms or results.
7482 2009-03-01 Jan Hubicka <jh@suse.cz>
7485 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7486 BLOCK_NONLOCALIZED_VAR): New macros.
7487 (tree_block): Add nonlocalized_vars.
7488 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7489 gen_decl_die): Add origin argument. Allow generation of die with
7490 origin at hand only.
7491 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7492 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7494 (gen_block_die): Fix checking for unused blocks.
7495 (process_scope_var): Break out from .... ; work with origins only.
7496 (decls_for_scope) ... here; process nonlocalized list.
7497 (dwarf2out_ignore_block): Look for nonlocalized vars.
7498 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7500 (dump_scope_block): Dump them.
7501 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7502 (remap_block): Likewise.
7503 (can_be_nonlocal): New predicate.
7504 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7506 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7508 * configure: Regenerate.
7510 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7512 * optc-gen.awk: No need to duplicate option flags twice.
7513 Reuse help texts for duplicate options which do not have any.
7515 * gcc.c (display_help): Document --version.
7517 * gcc.c (main): If print_help_list and verbose_flag, ensure
7518 driver output comes before subprocess output.
7520 * optc-gen.awk: Assign all remaining fields to help string,
7521 space-separated, for multi-line help in *.opt.
7523 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7524 -Wno-pedantic-ms-format is for MinGW targets only.
7526 * doc/options.texi (Option file format): Fix bad indentation,
7527 restoring dropped sentence.
7529 2009-02-28 Jan Hubicka <jh@suse.cz>
7531 * tree-inline.c (tree_function_versioning): Output debug info.
7533 2009-02-28 Jan Hubicka <jh@suse.cz>
7536 * tree-inline.c (setup_one_parameter): Do not copy propagate
7537 arguments when not optimizing.
7539 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7542 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7543 (avx_addsubv4df3): Likewise.
7544 (*avx_addsubv4sf3): Likewise.
7545 (sse3_addsubv4sf3): Likewise.
7546 (*avx_addsubv2df3): Likewise.
7547 (sse3_addsubv2df3): Likewise.
7548 (avx_unpckhps256): Correct item selectors.
7549 (avx_unpcklps256): Likewise.
7550 (avx_unpckhpd256): Likewise.
7551 (avx_unpcklpd256): Likewise.
7553 2009-02-28 Jan Hubicka <jh@suse.cz>
7555 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7557 (copy_arguments_for_versioning): If var is declared don't declare it.
7558 (tree_function_versioning): First setup substitutions and then copy
7561 2009-02-27 Jan Hubicka <jh@suse.cz>
7564 * cgraph.h (varpool_output_debug_info): Remove.
7565 * cgraphunit.c (varpool_output_debug_info): Remove.
7566 * dwarf2out.c (deferred_locations_struct): New struct
7567 (deferred_locations): New type.
7568 (deferred_locations_list): New static var.
7569 (deffer_location): New function.
7570 (gen_variable_die): Use it.
7571 (decls_for_scope): Output info on local static vars.
7572 (dwarf2out_finish): Process deferred locations.
7573 * varpool.c (varpool_output_debug_info): Remove.
7575 2009-02-27 Jan Hubicka <jh@suse.cz>
7578 * tree.h (TREE_PROTECTED): Fix comment.
7579 (BLOCK_HANDLER_BLOCK): Remove.
7580 (struct tree_block): Remove handler_block add body_block.
7581 (inlined_function_outer_scope_p): New.
7582 (is_body_block): Remove.
7583 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7584 * dwarf2out.c (is_inlined_entry_point): Remove.
7585 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7586 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7588 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7589 * gimplify.c (gimplify_expr): Gimplify body blocks.
7590 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7591 block with multiple subblocks.
7592 (dump_scope_block): Prettier output; dump more flags and info.
7593 (dump_scope_blocks): New.
7594 (remove_unused_locals): Use dump_scope_blocks.
7595 * tree-flow.h (dump_scope_blocks): Declare.
7596 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7597 * stmt.c (is_body_block): Remove.
7598 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7599 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7601 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7604 * graphite.c (graphite_loop_normal_form): Do not call
7605 number_of_iterations_exit from a gcc_assert.
7607 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7609 * config/s390/s390.c (s390_swap_cmp): Look for conditional
7610 jumps if COND is NULL.
7611 (find_cond_jump): New function.
7612 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7613 * config/s390/s390.md: Remove z10_cobra attribute value.
7615 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7617 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7618 force_const_mem returns NULL_RTX.
7620 2009-02-26 Jan Hubicka <jh@suse.cz>
7623 * cgraph.h (varpool_output_debug_info): Remove.
7624 * cgraphunit.c (varpool_output_debug_info): Remove.
7625 * dwarf2out.c (deferred_locations_struct): New struct
7626 (deferred_locations): New type.
7627 (deferred_locations_list): New static var.
7628 (deffer_location): New function.
7629 (gen_variable_die): Use it.
7630 (decls_for_scope): Output info on local static vars.
7631 (dwarf2out_finish): Process deferred locations.
7632 * varpool.c (varpool_output_debug_info): Remove.
7634 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7636 PR rtl-optimization/39241
7637 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7638 to subreg_offset_representable_p.
7640 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7642 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7643 execute function prototype. Get f and nregs from max_reg_num
7644 and get_insns. Remove the first backward pass as it's dead,
7645 guard the forward pass by flag_expensive_optimizations.
7646 (rest_of_handle_regmove): Delete.
7647 (pass_regmove): Replace it with regmove_optimize.
7649 2009-02-25 Martin Jambor <mjambor@suse.cz>
7651 PR tree-optimization/39259
7652 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7653 calls_alloca function flags.
7654 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7657 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7659 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7660 flags_set_1_rtx, flags_set_1_set): Delete.
7661 (regmove_optimize): Do not call mark_flags_life_zones.
7663 2009-02-24 Julian Brown <julian@codesourcery.com>
7666 * config/arm/arm.c (require_pic_register): Only set
7667 cfun->machine->pic_reg once per function.
7669 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7671 * doc/invoke.texi (Link Options): Document an easier way to pass
7672 options that take arguments to the GNU linker using -Xlinker and -Wl.
7674 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7677 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7679 2009-02-24 Richard Guenther <rguenther@suse.de>
7682 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7684 2009-02-24 Richard Guenther <rguenther@suse.de>
7685 Zdenek Dvorak <ook@ucw.cz>
7687 PR tree-optimization/39233
7688 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7689 from converting them to a generic type.
7691 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7693 PR tree-optimization/39260
7694 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7695 contains a condition with a real type.
7696 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7698 2009-02-23 Jason Merrill <jason@redhat.com>
7701 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7702 narrowing_initializer_constant_valid_p.
7703 (narrowing_initializer_constant_valid_p): Don't return
7704 null_pointer_node for adding a pointer to itself.
7706 2009-02-23 Jan Hubicka <jh@suse.cz>
7709 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7712 2009-02-23 Jan Hubicka <jh@suse.cz>
7714 PR tree-optimization/37709
7715 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7716 * tree.h (block_ultimate_origin): Declare.
7717 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7718 * tree-ssa-live.c (remove_unused_scope_block_p):
7719 Eliminate blocks containig no instructions nor live variables nor
7721 (dump_scope_block): New function.
7722 (remove_unused_locals): Enable removal of dead blocks by default;
7723 enable dumping at TDF_DETAILS.
7725 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7727 * config/i386/i386.c (classify_argument): Don't allow COImode
7729 (function_arg_advance_32): Don't allow OImode.
7730 (function_arg_32): Likewise.
7731 (function_value_32): Likewise.
7732 (return_in_memory_32): Likewise.
7733 (function_arg_64): Remove OImode comment.
7735 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7738 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7739 ix86_expand_vector_set for V4DImode in 64bit mode only.
7740 (ix86_expand_vector_init_one_var): Likewise.
7742 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7744 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7746 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7749 * loop-iv.c: Revert last change.
7750 * emit-rtl.c: Likewise.
7752 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7755 * config/i386/i386.c (type_natural_mode): Remove an extra
7756 space in the warning message.
7757 (function_value_32): Handle 32-byte vector modes.
7758 (return_in_memory_32): Likewise.
7760 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7762 * loop-iv.c (truncate_value): New function.
7763 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7765 (lowpart_subreg): Move to...
7766 * emit-rtl.c: ...here.
7768 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7770 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7771 accidental and undocumented change at revision 140860.
7773 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7775 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7776 take gimple_seq * arguments.
7777 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7778 types_compatible_p langhook.
7780 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7781 Joseph Myers <joseph@codesourcery.com>
7783 * config/arm/arm.c (arm_builtin_va_list): New function.
7784 (arm_expand_builtin_va_start): Likewise.
7785 (arm_gimplify_va_arg_expr): Likewise.
7786 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7787 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7788 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7789 (va_list_type): New variable.
7790 (arm_mangle_type): Mangle va_list_type appropriately.
7792 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7795 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7796 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7797 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7798 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7799 parameter to 1000 for -O1 by default.
7800 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7802 * loop-invariant.c: Include params.h.
7803 (move_loop_invariants): Don't call move_single_loop_invariants on
7806 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7808 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7809 offset when calculating bounds for indexing stack_usage_map. Fixes
7810 a buffer overflow with certain target setups.
7812 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7815 * calls.c (expand_call): Clear try_tail_call if caller and callee
7816 disagree in promotion of function return value.
7818 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7821 * c-common.c (c_determine_visibility): If visibility changed and
7822 DECL_RTL has been already set, call make_decl_rtl to update symbol
7825 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7828 * varasm.c (assemble_variable): Don't check DECL_NAME when
7829 globalizing a variable.
7831 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7834 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7835 expression before any __builtin_trap call.
7836 * c-typeck.c (build_function_call): Convert and check function
7837 arguments before generating a call to a trap. Evaluate the
7838 function arguments before the trap.
7840 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7843 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7844 (UNSPEC_FXAM_MEM): New unspec.
7845 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7846 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7847 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7849 2009-02-19 Richard Guenther <rguenther@suse.de>
7851 PR tree-optimization/39207
7852 PR tree-optimization/39074
7853 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7854 storedanything_tree): New.
7855 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7856 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7857 (build_succ_graph): Add edges from STOREDANYTHING to all
7859 (init_base_vars): Initialize STOREDANYTHING.
7860 (compute_points_to_sets): Free substitution info after
7861 building the succ graph.
7862 (ipa_pta_execute): Likewise.
7864 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7866 (do_ds_constraint): Do not add to special var or non-pointer
7868 (type_could_have_pointers): Split out from ...
7869 (could_have_pointers): ... here. For arrays use the element type.
7870 (create_variable_info_for): Initialize may_have_pointers.
7871 (new_var_info): Likewise.
7872 (handle_lhs_call): Make the HEAP variable unknown-sized.
7873 (intra_create_variable_infos): Use a type with pointers for
7874 PARM_NOALIAS, make it unknown-sized.
7876 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7879 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7881 2009-02-18 Jason Merrill <jason@redhat.com>
7884 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7885 value if DECL_EXTERNAL.
7886 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7887 * target.h (gcc_target::binds_local_p): Clarify "module".
7888 * tree.h (TREE_PUBLIC): Clarify "module".
7890 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7893 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7894 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7896 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7899 * c.opt (Wabi): Support C and ObjC.
7902 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7904 * config/i386/i386.c (classify_argument): Warn once about the ABI
7905 change when passing union with long double.
7907 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7909 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7912 * c-parser.c (c_parser_compound_statement): Always enter and leave
7915 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7918 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7920 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7922 PR tree-optimization/36922
7923 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7924 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7927 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7929 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7932 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7934 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7936 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7938 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7941 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7942 Richard Sandiford <rdsandiford@googlemail.com>
7944 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7945 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7946 (loongson_biadd): ...this.
7948 2009-02-17 Richard Guenther <rguenther@suse.de>
7950 PR tree-optimization/39202
7951 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7952 a var make sure to follow existing collapses.
7954 2009-02-17 Richard Guenther <rguenther@suse.de>
7957 * langhooks.c (lhd_print_error_function): Check for NULL block.
7959 2009-02-17 Richard Guenther <rguenther@suse.de>
7961 PR tree-optimization/39204
7962 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7965 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7967 * config/soft-fp/double.h: Update from glibc CVS.
7969 2009-02-17 Richard Guenther <rguenther@suse.de>
7971 PR tree-optimization/39207
7972 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7973 strict-aliasing warnings for pointers pointing to NULL.
7975 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7978 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7979 skipping until next close brace.
7981 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7984 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7985 to function argument boundary.
7987 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7989 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7990 in the lea_add. Reload eventually constraints it properly.
7991 * config/picochip/constraints.md : Remove the target constraint
7992 "b", since it is not needed anymore.
7994 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7996 * gthr-dce.h: Uglify function parameter and local variable names.
7997 * gthr-gnat.h: Likewise.
7998 * gthr-mipssde.h: Likewise.
7999 * gthr-nks.h: Likewise.
8000 * gthr-posix95.h: Likewise.
8001 * gthr-posix.h: Likewise.
8002 * gthr-rtems.h: Likewise.
8003 * gthr-single.h: Likewise.
8004 * gthr-solaris.h: Likewise.
8005 * gthr-tpf.h: Likewise.
8006 * gthr-vxworks.h: Likewise.
8007 * gthr-win32.h: Likewise.
8009 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
8012 * config/i386/i386.md: Restrict the new peephole2 to move
8013 between MMX/SSE registers.
8015 2009-02-15 Richard Guenther <rguenther@suse.de>
8018 2009-02-13 Richard Guenther <rguenther@suse.de>
8020 * configure.ac: Enable LFS.
8021 * configure: Re-generate.
8022 * config.in: Likewise.
8024 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8026 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
8027 spu_srqwbyte, spu_srqwbytebc): Define.
8028 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
8029 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
8030 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
8031 "shrqby_<mode>"): New insn-and-split patterns.
8032 * config/spu/spu.c (expand_builtin_args): Determine and return
8033 number of operands using spu_builtin_description data.
8034 (spu_expand_builtin_1): Use it.
8036 2009-02-13 Steve Ellcey <sje@cup.hp.com>
8039 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
8042 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8045 * config/i386/i386.c (override_options): Correct warning
8046 messages for -malign-loops, -malign-jumps and -malign-functions.
8048 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8051 * config/i386/i386.md: Restrict the new peephole2 to move
8052 between the general purpose registers.
8054 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8057 * config/i386/i386.c (type_natural_mode): Add a new argument.
8058 Return the original mode and warn ABI change if vector size is 32byte.
8059 (function_arg_advance): Updated.
8060 (function_arg): Likewise.
8061 (ix86_function_value): Likewise.
8062 (ix86_return_in_memory): Likewise.
8063 (ix86_sol10_return_in_memory): Likewise.
8064 (ix86_gimplify_va_arg): Likewise.
8065 (function_arg_32): Don't warn ABX ABI change here.
8066 (function_arg_64): Likewise.
8068 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
8070 * loop-iv.c (implies_p): In the final case, test that operands 0
8071 of the two comparisons match.
8073 * config/bfin/bfin.c (find_prev_insn_start): New function.
8074 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
8075 (find_next_insn_start): Move.
8077 2009-02-13 Richard Guenther <rguenther@suse.de>
8079 * configure.ac: Enable LFS.
8080 * configure: Re-generate.
8081 * config.in: Likewise.
8083 2009-02-13 Joseph Myers <joseph@codesourcery.com>
8086 * c-parser.c (c_parser_parms_list_declarator): Discard pending
8087 sizes on syntax error after some arguments have been parsed.
8089 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8091 * doc/invoke.texi (-fira): Remove.
8093 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8095 * caller-save.c: Replace regclass.c with reginfo.c in comments.
8096 * recog.c: Likewise.
8099 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
8101 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
8102 (umul_ppmm): Likewise.
8103 (count_leading_zeros): Likewise.
8104 (count_trailing_zeros): Likewise.
8105 (UMUL_TIME): Likewise.
8107 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8109 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
8110 soft-fp/t-softfp to tmake_file.
8112 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
8113 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
8114 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
8115 IA64_BUILTIN_INFQ]: New.
8116 (ia64_init_builtins): Initialize __builtin_infq,
8117 __builtin_fabsq and __builtin_copysignq if not HPUX.
8118 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
8119 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
8121 * config/ia64/lib1funcs.asm (__divtf3): Define only if
8123 (__fixtfti): Likewise.
8124 (__fixunstfti): Likewise.
8125 (__floattitf): Likewise.
8127 * config/ia64/libgcc-glibc.ver: New.
8128 * config/ia64/t-fprules-softfp: Likewise.
8129 * config/ia64/sfp-machine.h: Likewise.
8131 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
8132 (LIBGCC2_TF_CEXT): Likewise.
8133 (TF_SIZE): Likewise.
8134 (TARGET_INIT_LIBFUNCS): Likewise.
8136 * config/ia64/t-glibc (SHLINB_MAPFILES):
8137 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
8139 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8141 * config/i386/i386.c (construct_container): Rewrite processing
8142 BLKmode with X86_64_SSE_CLASS.
8144 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
8147 * config/i386/i386.md: Replace simplify_replace_rtx with
8148 replace_rtx in the new peephole2.
8150 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
8152 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
8153 loop unrolling do not happen at -O2.
8155 2009-02-12 Michael Matz <matz@suse.de>
8157 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
8159 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8161 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
8164 2009-02-12 Ben Elliston <bje@au.ibm.com>
8166 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
8167 patterns when updating the back chain. Missed in the 2009-02-10
8170 2009-02-11 Janis Johnson <janis187@us.ibm.com>
8172 * doc/extend.texi (Decimal Floating Types): Update identifier of
8173 draft TR and list of missing support.
8175 2009-02-11 Jakub Jelinek <jakub@redhat.com>
8178 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
8179 bit to variable length decl's flags, add it also to its
8180 pointer replacement variable.
8182 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
8183 Jakub Jelinek <jakub@redhat.com>
8186 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
8187 (memory_blockage): New expander.
8188 (*memory_blockage): New insn pattern.
8189 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
8190 instead of general blockage at the end of function prologue when
8191 frame pointer is used to access red zone area. Do not emit blockage
8192 when profiling, it is emitted in generic code.
8193 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
8194 function epilogue when frame pointer is used to access red zone area.
8196 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
8199 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
8200 by arithmetic with memory operands.
8201 * config/i386/predicates.md (commutative_operator): New.
8203 2009-02-10 Janis Johnson <janis187@us.ibm.com>
8205 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
8208 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
8210 * alias.h (record_alias_subset): Declare.
8211 * alias.c (record_alias_subset): Make global.
8213 2009-02-10 Nick Clifton <nickc@redhat.com>
8215 * tree-parloops.c: Change license to GPLv3.
8216 * ipa-struct-reorg.c: Change license to GPLv3.
8217 * ipa-struct-reorg.h: Change license to GPLv3.
8219 2009-02-10 Steve Ellcey <sje@cup.hp.com>
8222 * c-decl.c (start_struct): Return NULL on error.
8224 2009-02-10 Jakub Jelinek <jakub@redhat.com>
8227 * cfgloopmanip.c (remove_path): Call remove_bbs after
8228 cancel_loop_tree, not before it.
8231 * function.h (struct function): Add has_local_explicit_reg_vars bit.
8232 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
8233 VAR_DECLs were seen.
8234 * tree-ssa-live.c (remove_unused_locals): Recompute
8235 cfun->has_local_explicit_reg_vars.
8236 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
8237 copies or clearings if cfun->has_local_explicit_reg_vars.
8239 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
8242 * config/i386/i386.c (expand_prologue): Emit blockage at the end
8243 of function prologue when frame pointer is used to access
8246 2009-02-10 Richard Guenther <rguenther@suse.de>
8249 * gimplify.c (gimple_regimplify_operands): Always look if
8250 we need to create a temporary.
8252 2009-02-10 Richard Guenther <rguenther@suse.de>
8254 PR tree-optimization/39132
8255 * tree-loop-distribution.c (todo): New global var.
8256 (generate_memset_zero): Trigger TODO_rebuild_alias.
8257 (tree_loop_distribution): Return todo.
8259 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
8262 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
8263 (x86_64_reg_class_name): Removed.
8264 (classify_argument): Return 0 if bytes > 32. Return 0 if the
8265 first one isn't X86_64_SSE_CLASS or any other ones aren't
8266 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
8267 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
8268 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
8269 and 3 X86_64_SSEUP_CLASS.
8270 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
8271 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
8273 2009-02-10 Ben Elliston <bje@au.ibm.com>
8275 * config/rs6000/rs6000.md (allocate_stack): Always use an update
8276 form instruction to update the stack back chain word, even if the
8277 user has disabled the generation of update instructions.
8278 (movdi_<mode>_update_stack): New.
8279 (movsi_update_stack): Likewise.
8280 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
8281 always use an update form instruction to update the stack back
8284 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
8287 * graphite.c (if_region_set_false_region): After moving a region in
8288 the false branch of a condition, remove the empty dummy basic block.
8289 (gloog): Remove wrong fix for PR38953.
8291 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8293 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
8294 generation due to implicit sign extension.
8296 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
8299 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
8300 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
8302 2009-02-09 Richard Guenther <rguenther@suse.de>
8305 * convert.c (convert_to_real): Disable (float)fn((double)x)
8306 to fnf(x) conversion if errno differences may occur and
8307 -fmath-errno is set.
8309 2009-02-07 Anatoly Sokolov <aesok@post.ru>
8311 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
8312 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8313 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8315 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8318 * c-common.c (handle_alias_attribute): Disallow attribute for
8319 anything not a FUNCTION_DECL or VAR_DECL.
8321 2009-02-06 Janis Johnson <janis187@us.ibm.com>
8324 * real.c (do_compare): Special-case compare of zero against
8325 decimal float value.
8327 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8330 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
8331 as indicating flexible array members unless the field itself is
8332 being declarared as the incomplete array.
8334 2009-02-06 Jan Hubicka <jh@suse.cz>
8336 PR tree-optimization/38844
8337 * ipa-inline.c (try_inline): Stop inlining recursion when edge
8340 2009-02-06 Richard Guenther <rguenther@suse.de>
8343 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
8344 fork because we may expand it as __gcov_fork.
8346 2009-02-06 Nick Clifton <nickc@redhat.com>
8348 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
8350 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
8352 PR tree-optimization/35659
8353 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
8354 vn_phi_eq): Shortcut if hashcode does not match.
8355 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
8357 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
8358 and avoid iterative_hash_expr.
8359 (FOR_EACH_VALUE_ID_IN_SET): New.
8360 (value_id_compare): Remove.
8361 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
8362 sort expressions by value id.
8364 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
8367 * config/sh/predicates.md (general_movsrc_operand): Don't check
8368 the subreg of system registers here.
8370 2009-02-05 Jakub Jelinek <jakub@redhat.com>
8373 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
8376 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
8378 PR rtl-optimization/39110
8379 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
8380 addresses, not aligned ones.
8382 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
8383 Richard Guenther <rguenther@suse.de>
8385 PR tree-optimization/39100
8386 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
8387 comment says and add edges.
8389 2009-02-05 Joseph Myers <joseph@codesourcery.com>
8392 * c-common.c (handle_tls_model_attribute): Ignore attribute for
8393 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
8395 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
8397 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
8398 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
8399 register_bb_in_sese, new_sese, free_sese): Moved.
8400 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
8401 outermost_loop_in_scop, build_scop_iteration_domain,
8402 expand_scalar_variables_ssa_name, get_vdef_before_scop,
8403 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
8404 Use loop_in_sese_p instead of loop_in_scop_p.
8405 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
8406 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
8407 (scopdet_basic_block_info): Fix bug in scop detection.
8408 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
8409 eq_loop_to_cloog_loop): Remove.
8410 (nb_loops_around_loop_in_scop, nb_loop
8411 ref_nb_loops): Moved here...
8412 * graphite.h (ref_nb_loops): ... from here.
8413 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
8414 (loop_domain_dim, loop_iteration_vector_dim): Remove.
8415 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
8416 * testsuite/gcc.dg/graphite/scop-19.c: New
8418 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
8419 Hans-Peter Nilsson <hp@axis.com>
8421 PR rtl-optimization/37889
8422 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
8423 Move offset handling from PLUS to before the switch. Use new
8424 arguments when considering SYMBOL_REFs too.
8425 (rtx_addr_can_trap_p): Pass dummy offset and size.
8426 (enum may_trap_p_flags): Remove.
8427 (may_trap_p_1): Pass size from MEM_SIZE.
8429 PR rtl-optimization/38921
8430 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
8431 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
8432 * rtlanal.c (may_trap_after_code_motion_p): Delete.
8433 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
8435 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
8437 AVX Programming Reference (January, 2009)
8438 * config/i386/sse.md (*vpclmulqdq): New.
8440 2009-02-04 Jakub Jelinek <jakub@redhat.com>
8442 PR tree-optimization/38977
8443 PR gcov-profile/38292
8444 * calls.c (special_function_p): Disregard __builtin_ prefix.
8446 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
8448 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
8449 non-indexable addresses even before reload.
8451 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8454 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
8455 as having variable size. Do not give an error for unnamed
8456 parameters with [*] declarators. Give a warning for type names
8457 with [*] declarators and mark them as variable size.
8458 * c-parser.c (c_parser_sizeof_expression): Do not give an error
8459 for sizeof applied to [*] type names.
8461 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8464 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
8466 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8468 * gcc.c (process_command): Update copyright notice dates.
8469 * gcov.c (print_version): Likewise.
8470 * gcov-dump.c (print_version): Likewise.
8471 * mips-tfile.c (main): Likewise.
8472 * mips-tdump.c (main): Likewise.
8474 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8477 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8478 for composite type involving a zero-length array type.
8480 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8483 * function.c (match_asm_constraints_1): Skip over
8484 initial optional % in the constraint.
8487 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8488 supported, don't accept FIXED_CSTs.
8489 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8490 and _Sat is used without _Fract/_Accum. Set specs->type to
8491 integer_type_node for cts_fract/cts_accum if fixed point is not
8494 2009-02-02 Catherine Moore <clm@codesourcery.com>
8496 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8498 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8500 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8501 (ABI_HAS_64BIT_SYMBOLS): Use it.
8502 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8504 2009-02-02 Paul Brook <paul@codesourcery.com>
8506 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8508 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8511 * recog.h (asm_operand_ok): Add constraints argument.
8512 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8513 recurse on matching constraint.
8514 (check_asm_operands): Pass constraints as 3rd argument to
8515 asm_operand_ok. Don't look up matching constraint here.
8516 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8519 2009-02-02 Ben Elliston <bje@au.ibm.com>
8521 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8522 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8524 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8526 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8527 information. Remove some obsolete information. Reorganize.
8529 * config/pa/fptr.c: Revert license to GPL 2.
8530 * config/pa/milli64.S: Likewise.
8532 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8535 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8536 LIBRARY name in, instead of hard-coding it.
8537 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8538 extra target make frag to tmake_files according to EH model.
8539 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8540 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8541 frags that define makefile variable EH_MODEL appropriately.
8542 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8543 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8544 to "-sjlj" according to type of EH configured.
8545 (LIBGCC_SONAME): Concatenate it to shared library base name.
8546 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8547 to "_sjlj" according to type of EH configured.
8548 (LIBGCC_SONAME): Concatenate it to shared library base name.
8549 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8550 (SHLIB_LINK): Add missing semicolon to if-else construct.
8551 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8552 string value of "pe_dll" command-line option.
8553 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8554 (SHLIB_SONAME): Use it when overriding t-cygming default.
8555 (SHLIB_IMPLIB): Override t-cygming default.
8556 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8557 string value of "pe_dll" command-line option.
8559 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8562 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8563 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8565 2009-01-31 Richard Guenther <rguenther@suse.de>
8567 PR tree-optimization/38937
8568 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8569 computing the transitive closure.
8571 2009-01-30 Richard Guenther <rguenther@suse.de>
8573 PR tree-optimization/39041
8574 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8575 Propagate variable indices only if the types match for this stmt.
8577 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8580 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8581 inline but never defined.
8583 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8585 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8586 (*insv_h_di_reg_extimm): New insn.
8587 (*insv_l<mode>_reg_extimm): New insn.
8589 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8591 * config/picochip/picochip.c (flag_conserve_stack): set
8592 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8593 fconserve-stack. Reduce call-overhead used by inliner.
8595 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8598 * common.opt (flag_conserve_stack): Initialised to zero.
8600 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8603 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8604 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8607 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8609 * ira-color.c (allocno_reload_assign): Update comments.
8610 * regmove.c (regmove_optimize): Likewise.
8614 2009-01-29 Robert Millan <rmh@aybabtu.com>
8616 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8617 * config/i386/kopensolaris-gnu.h: New file. Undefine
8618 `MD_UNWIND_SUPPORT'.
8619 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8621 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8623 PR tree-optimization/39007
8624 * tree-loop-distribution.c (generate_builtin): Use
8625 recompute_dominator to compute the immediate dominator of the
8626 basic block just after the loop.
8628 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8630 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8631 (ASM_OUTPUT_DWARF_PCREL): Define.
8633 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8635 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8636 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8637 global. Modify entries about regmove and IRA.
8639 * ra-conflict.c: Remove the file.
8641 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8643 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8644 (pass_regclass_init): Rename to pass_reginfo_init.
8646 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8648 * toplev.h (flag_ira): Remove.
8650 * caller-save.c (setup_save_areas): Remove flag_ira.
8652 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8654 * global.c: Remove the file.
8656 * opts.c (decode_options): Remove flag_ira.
8658 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8660 * regmove.c: Modify file description.
8661 (find_use_as_address, try_auto_increment): Define them only if
8662 AUTO_INC_DEC is defined.
8663 (replacement_quality, replace_in_call_usage, fixup_match_1,
8664 stable_and_no_regs_but_for_p): Remove.
8665 (reg_set_in_bb): Make it static.
8666 (regmove_optimize): Remove flag_ira and code which worked for
8669 * local-alloc.c: Remove the file.
8671 * common.opt (fira): Remove.
8673 * ira.c: Include except.h.
8674 (eliminable_regset): Move from global.c.
8675 (mark_elimination): Ditto. Remove flag_ira.
8676 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8677 equiv_mem_modified, validate_equiv_mem_from_store,
8678 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8679 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8680 no_equiv, recorded_label_ref): Move from local-alloc.c.
8681 (update_equiv_regs): Ditto. Make it static.
8682 (print_insn_chain, print_insn_chains): Move it from global.c.
8683 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8684 (build_insn_chain): Ditto. Make it static.
8685 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8686 Rename to init_live_subregs.
8687 (gate_ira): Remove flag_ira.
8689 * regclass.c: Rename reginfo.c. Change file description.
8690 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8691 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8692 (init_reg_sets_1): Remove code for evaluation of
8693 reg_class_superclasses and losing_caller_save_reg_set.
8694 (init_regs): Remove init_reg_autoinc.
8695 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8696 ok_for_base_p_nonstrict): Remove.
8697 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8698 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8699 corresponding entries.
8700 (dump_regclass, record_operand_costs, scan_one_insn,
8701 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8702 record_address_regs, auto_inc_dec_reg_p): Remove.
8703 (gt-regclass.h): Rename to gt-reginfo.h.
8705 * rtl.h (dump_global_regs, retry_global_alloc,
8706 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8708 * Makefile.in (RA_H): Remove.
8709 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8710 Rename regclass.o to reginfo.o.
8711 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8713 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8714 (GTFILES): Rename regclass.c to reginfo.c.
8716 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8717 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8719 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8720 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8722 (finish_spills): Ditto. Remove code for !flag_ira.
8724 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8727 * doc/invoke.texi (rtl debug options): Complete rewrite.
8728 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8730 * mode-switching.c (pass_mode_switching): Rename pass from
8731 "mode-sw" to "mode_sw".
8732 * except.c (pass_convert_to_eh_ranges): Rename pass from
8733 "eh-ranges" to "eh_ranges".
8734 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8738 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8739 Alexander Monakov <amonakov@ispras.ru>
8742 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8744 (move_exprs_to_boundary): Change return type and pass through
8745 should_move from move_op. Relax assert. Update usage ...
8746 (schedule_expr_on_boundary): ... here. Use should_move instead of
8748 (move_op_orig_expr_found): Indicate that insn was disconnected from
8750 (code_motion_process_successors): Do not call after_merge_succs
8751 callback if original expression was not found when traversing any of
8753 (code_motion_path_driver): Change return type. Update prototype.
8754 (move_op): Update comment. Add a new parameter (should_move). Update
8755 prototype. Set *should_move based on indication provided by
8756 move_op_orig_expr_found.
8758 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8760 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8761 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8762 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8763 * config/rs6000/rs6000.c (rs6000_override_options): Default
8764 avoid-indexed-addresses on for Power6, off for everything else.
8765 (avoiding_indexed_address_p): New function.
8766 (rs6000_legitimize_address): Use it.
8767 (rs6000_legitimate_address): Likewise.
8768 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8770 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8772 PR tree-optimization/38997
8773 * tree-loop-distribution.c (generate_memset_zero): Use
8774 POINTER_PLUS_EXPR for a pointer addition.
8776 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8778 * config/s390/s390.md (bswap<mode>2): New pattern added.
8780 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8782 * config/s390/s390.md (*tls_load_31): Added type attribute.
8784 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8786 * config/s390/s390.md: Fix a few comments.
8788 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8790 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8791 (*tm<mode>_full): Fixed z10prop attribute.
8792 (*tst<mode>_extimm): Fixed z10prop attribute.
8793 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8794 (*tstqiCCT_cconly): Fixed z10prop attribute.
8795 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8796 (*movsi_larl): Fixed z10prop attribute.
8797 (*movsi_zarch): Fixed z10prop attribute.
8798 (*movsi_eas): Fixed z10prop attribute.
8799 (*movhi): Fixed z10prop attribute.
8800 (*movqi): Fixed z10prop attribute.
8801 (*movstrictqi): Fixed z10prop attribute.
8802 (*mov<mode>): Fixed z10prop attribute.
8803 (*movcc): Fixed z10prop attribute.
8804 (*sethighpartdi_64): Fixed z10prop attribute.
8805 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8806 (*negdi2_sign_cc): Fixed z10prop attribute.
8807 (*negdi2_sign): Fixed z10prop attribute.
8808 (*absdi2_sign_cc): Fixed z10prop attribute.
8809 (*absdi2_sign): Fixed z10prop attribute.
8810 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8811 (*negabsdi2_sign): Fixed z10prop attribute.
8812 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8813 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8814 (doloop_si64): Fixed z10prop attribute.
8815 (doloop_si31): Fixed z10prop attribute.
8816 (doloop_long): Fixed z10prop attribute.
8817 (indirect_jump): Fixed z10prop attribute.
8818 (nop): Fixed z10prop attribute.
8819 (main_base_64): Fixed z10prop attribute.
8820 (reload_base_64): Fixed z10prop attribute.
8822 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8824 PR rtl-optimization/38740
8825 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8827 * config/mips/mips.c (mips_reorg): Likewise.
8829 2009-01-28 Richard Guenther <rguenther@suse.de>
8831 PR tree-optimization/38926
8832 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8833 with the correct value id to a value.
8834 (do_regular_insertion): Use the value number of edoubleprime
8835 for the value number of the expr.
8838 2008-08-21 Richard Guenther <rguenther@suse.de>
8840 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8841 a PHI ask VN if it is already available.
8842 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8843 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8845 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8848 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8849 set to varying whenever max has TREE_OVERFLOW set, similarly
8850 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8852 2009-01-28 Richard Guenther <rguenther@suse.de>
8855 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8856 uninitialized aggregate uses in call arguments.
8858 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8860 PR tree-optimization/38984
8861 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8862 the nothing_id variable if -fno-delete-null-pointer-checks.
8864 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8867 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8868 (set_got_offset_rex64): Ditto.
8870 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8873 * doc/extend.texi: Improve local variable with asm reg.
8875 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8877 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8878 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8879 was not supplied then set warn_packed_bitfield_compat to the
8881 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8884 2009-01-27 Richard Guenther <rguenther@suse.de>
8886 PR tree-optimization/38503
8887 * cfgexpand.c (expand_gimple_basic_block): Ignore
8888 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8889 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8890 variables that cannot have TBAA applied.
8891 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8894 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8897 * calls.c (initialize_argument_information): Do not wrap complex
8898 arguments in SAVE_EXPR.
8900 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8902 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8903 (INSTALL_LIBGCC): Revert typo commit.
8905 2009-01-26 Richard Guenther <rguenther@suse.de>
8907 PR tree-optimization/38745
8908 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8909 from special handling.
8911 2009-01-26 Richard Guenther <rguenther@suse.de>
8913 PR tree-optimization/38745
8914 * tree-ssa.c (execute_update_addresses_taken): Do not include
8915 variables that cannot possibly be a register in not_reg_needs.
8916 Do not clear TREE_ADDRESSABLE on vars that may not become
8918 * tree-ssa.c (update_alias_info_1): Include those in the set
8919 of addressable vars.
8921 2009-01-26 Richard Guenther <rguenther@suse.de>
8924 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8925 * tree-ssa-dse.c: Include langhooks.h
8926 (execute_simple_dse): Remove stores with zero size.
8928 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8931 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8934 2009-01-24 Julian Brown <julian@codesourcery.com>
8936 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8937 config/arm/linux-atomic.c.
8938 * config/arm/linux-atomic.c: New.
8940 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8942 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8943 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8944 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8946 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8949 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8952 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8954 PR tree-optimization/38953
8955 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8956 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8957 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8958 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8961 2009-01-24 Paul Brook <paul@codesourcery.com>
8963 * config/arm/neon.md (neon_type): Move to arm.md.
8964 (neon_mov<VSTRUCT>): Add neon_type attribute.
8965 * config/arm/arm.md (neon_type): Move to here.
8966 (conds): Add "unconditioal" and use as default for NEON insns.
8968 2009-01-24 Ben Elliston <bje@au.ibm.com>
8970 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8971 void *' warning from -Wc++-compat.
8972 * Makefile.in (dominance.o-warn): Remove.
8974 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8976 PR tree-optimization/38932
8977 * fold-const.c (fold_unary_ignore_overflow): New.
8978 * tree.h (fold_unary_ignore_overflow): Declare.
8979 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8980 * tree-ssa-sccvn.c (visit_reference_op_load,
8981 simplify_unary_expression): Likewise.
8983 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8985 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8986 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8987 regardless of their type.
8988 * c-common.c (handle_packed_attribute): Don't ignore packed on
8990 * c.opt (Wpacked-bitfield-compat): New warning option.
8991 * stor-layout.c (place_field): Warn if offset of a field changed.
8992 * doc/extend.texi (packed): Mention the ABI change.
8993 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8994 (Warning Options): Add it to the list.
8996 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8998 * c-opts.c (c_common_post_options): Fix a typo in comments.
9000 2009-01-22 Steve Ellcey <sje@cup.hp.com>
9003 * gimplify.c (gimplify_init_constructor): Fix promotion of const
9004 variables to static.
9005 * doc/invoke.texi (-fmerge-all-constants): Update description.
9007 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
9010 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
9011 (*movdi_1_rex64): Use type "mmx" for alternative 5.
9013 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
9015 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
9017 (LOCAL_ALIGNMENT): Similarly.
9019 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
9020 Joseph Myers <joseph@codesourcery.com>
9022 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
9023 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
9024 * config/arm/arm-tune.md: Regenerate.
9025 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
9028 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
9030 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
9031 version number to five.
9033 2009-01-22 Dodji Seketeli <dodji@redhat.com>
9036 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
9037 * c-common.c (set_underlying_type): Likewise.
9038 (is_typedef_decl ): Likewise
9040 (set_underlying_type): Likewise.
9041 (is_typedef_type): Likewise.
9043 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
9046 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
9049 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
9052 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
9053 (LIBGCC_SPEC): Don't define.
9054 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
9056 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
9058 PR rtl-optimization/38879
9059 * alias.c (base_alias_check): Unaligned access via AND address can
9060 alias all surrounding object types except those with sizes equal
9061 or wider than the size of unaligned access.
9063 2009-01-21 Dodji Seketeli <dodji@redhat.com>
9066 * c-decl.c (clone_underlying_type): Move this ...
9067 * c-common.c (set_underlying_type): ... here.
9068 Also, make sure the function properly sets TYPE_STUB_DECL() on
9069 the newly created typedef variant type.
9070 (is_typedef_decl ): New entry point.
9071 * tree.h: Added a new member member_types_needing_access_check to
9072 struct tree_decl_non_common.
9073 (set_underlying_type): New entry point.
9074 (is_typedef_type): Likewise.
9076 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
9078 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
9079 Check whether two instructions have memory references that
9080 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
9081 are helper functions for traversing.
9082 * alias.h (insn_alias_sets_confilict_p): New prototypes.
9083 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
9084 not to draw dependency edge for instructions with non-conflicting
9087 2009-01-20 Joseph Myers <joseph@codesourcery.com>
9090 * longlong.h: Update copyright years. Use soft-fp license notice.
9091 Sync __clz_tab declaration with glibc.
9093 2009-01-20 Steve Ellcey <sje@cup.hp.com>
9096 * doc/extend.texi (syscall_linkage): New.
9097 (version_id): Modify.
9099 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9100 Richard Guenther <rguenther@suse.de>
9102 PR tree-optimization/38747
9103 PR tree-optimization/38748
9104 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
9105 conversion if the base address is an indirect reference and the
9106 aliasing sets could cause issues.
9108 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9110 * common.opt (fgraphite, fgraphite-identity): Add comment for
9111 explaining why these options are not documented.
9113 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9115 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
9116 gimple_call_lhs is NULL.
9118 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
9121 * emit-rtl.c (adjust_address_1): Make sure memref is never
9124 2009-01-20 Ben Elliston <bje@au.ibm.com>
9126 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9127 const qualifier from arg parameter. Remove unnecessary cast to char *.
9128 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9129 const qualifier from arg 2.
9131 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
9133 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
9135 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
9138 * rtl.h (reinit_regs): New prototype.
9139 * regclass.c: Include ira.h.
9141 * Makefile.in (regclass.o): Add ira.h.
9142 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
9144 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
9147 * c-common.c (handle_aligned_attribute): Use
9148 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
9149 default alignment value.
9151 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
9153 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
9154 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
9156 * doc/extend.texi: Update __attribute__ ((aligned)). Document
9157 __BIGGEST_ALIGNMENT__.
9159 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
9161 2009-01-18 Richard Guenther <rguenther@suse.de>
9163 PR tree-optimization/38819
9164 * tree-flow.h (operation_could_trap_helper_p): Declare.
9165 * tree-eh.c (operation_could_trap_helper_p): Export.
9166 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
9167 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
9168 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
9169 are about to insert a possibly trapping instruction and fail
9172 2009-01-18 Andreas Schwab <schwab@suse.de>
9174 * doc/install.texi (Configuration): Remove obsolete paragraph
9175 about use of --with-gnu-ld with --with-gnu-as.
9177 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
9179 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
9180 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
9181 Follow spelling conventions.
9183 2009-01-18 Ben Elliston <bje@au.ibm.com>
9185 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
9186 C++ warning about implicit conversion from void * to struct
9188 (bitmap_obstack_free): Likewise for bitmap_element *.
9189 * Makefile.in (bitmap.o-warn): Remove.
9191 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
9193 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
9195 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
9196 Tobias Grosser <tobi.grosser@amd.com>
9198 * graphite.c (graphite_trans_scop_block): Do not block single
9201 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
9203 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
9204 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
9205 test with assertion.
9207 2009-01-16 Richard Guenther <rguenther@suse.de>
9209 PR tree-optimization/38835
9211 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
9212 and INT + PTR -> (INT)(PTR p+ INT) folding.
9213 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
9215 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
9218 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
9219 the subreg from a lowpart subreg if it is also casting the value.
9221 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9222 Tobias Grosser <tobi.grosser@amd.com>
9224 * graphite.c (compare_prefix_loops): New.
9225 (build_scop_canonical_schedules): Rewritten.
9226 (graphite_transform_loops): Move build_scop_canonical_schedules
9227 after build_scop_iteration_domain.
9229 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9230 Tobias Grosser <tobi.grosser@amd.com>
9232 * graphite.c (add_conditions_to_domain): Add the loops to
9233 the dimension of the iteration domain. Do copy the domain
9234 only when it exists.
9235 (build_scop_conditions_1): Do not call add_conditions_to_domain.
9236 (add_conditions_to_constraints): New.
9237 (can_generate_code_stmt, can_generate_code): Removed.
9238 (gloog): Do not call can_generate_code.
9239 (graphite_transform_loops): Call add_conditions_to_constraints
9240 after building the iteration domain.
9242 2009-01-16 Jakub Jelinek <jakub@redhat.com>
9244 PR tree-optimization/38789
9245 * tree-ssa-threadedge.c
9246 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
9247 __builtin_constant_p.
9249 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9251 * dce.c (delete_unmarked_insns): Reversed the order that insns are
9252 examined before deleting them.
9254 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
9256 * function.c (aggregate_value_p): Correctly extract the function
9257 type from CALL_EXPR_FN lookup.
9259 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9261 * config/picochip/picochip.c (picochip_override_options): Revert
9262 CFI asm flag disable commited previously.
9264 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
9265 Tobias Grosser <tobi.grosser@amd.com>
9266 Jan Sjodin <jan.sjodin@amd.com>
9268 * graphite.c (scan_tree_for_params): On substractions negate
9269 all the coefficients of the term.
9270 (clast_to_gcc_expression_red): New. Handle reduction expressions
9271 of more than two operands.
9272 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
9273 (get_vdef_before_scop): Handle also the case of default definitions.
9275 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9277 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
9278 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
9279 Also use them when walking CALL_INSN_FUNCTION_USAGE.
9281 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
9282 Joey Ye <joey.ye@intel.com>
9285 * cfgexpand.c (expand_stack_alignment): Don't update stack
9286 boundary nor check incoming stack boundary here.
9287 (gimple_expand_cfg): Update stack boundary and check incoming
9288 stack boundary here.
9290 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9292 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
9294 2009-01-14 Jakub Jelinek <jakub@redhat.com>
9296 PR rtl-optimization/38245
9297 * calls.c (expand_call): Add stack arguments to
9298 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9299 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
9300 in regs and partially in memory or BLKmode arguments.
9301 (emit_library_call_value_1): Add stack arguments to
9302 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9303 ACCUMULATE_OUTGOING_ARGS).
9304 * dce.c: Include tm_p.h.
9305 (find_call_stack_args): New function.
9306 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
9308 (mark_insn): Call find_call_stack_args for CALL_Ps.
9309 (prescan_insns_for_dce): Walk insns backwards in bb rather than
9310 forwards. Allocate and free arg_stores bitmap if needed, pass it
9311 down to deletable_insn_p, don't mark stores set in arg_stores
9312 bitmap, clear the bitmap at the beginning of each bb.
9313 * Makefile.in (dce.o): Depend on $(TM_P_H).
9315 2009-01-14 Michael Meissner <gnu@the-meissners.org>
9318 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
9319 to make sure the insn is a conditional test (bug 22599). Reformat a
9322 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
9325 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
9326 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
9327 (gloog): Do not call cleanup_tree_cfg.
9328 (graphite_transform_loops): Call cleanup_tree_cfg after all
9329 scops have been code generated.
9331 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
9332 * doc/gty.texi (Invoking the garbage collector): Added new node
9333 and section documenting ggc_collect.
9335 2009-01-14 Richard Guenther <rguenther@suse.de>
9337 PR tree-optimization/38826
9339 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
9340 initialization notes only if we actually emitted a warning.
9341 (intra_create_variable_infos): Add constraints for a result decl
9342 that is passed by hidden reference.
9343 (build_pred_graph): Mark all related variables non-direct on
9346 2009-01-14 Nick Clifton <nickc@redhat.com>
9348 * ira-conflicts.c: Include addresses.h for the definition of
9350 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
9351 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
9353 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
9356 * Makefile.in (ira-lives.o): Add except.h.
9358 * ira-lives.c: Include except.h.
9359 (process_bb_node_lives): Process can_throw_internal.
9361 2009-01-13 Jakub Jelinek <jakub@redhat.com>
9363 PR rtl-optimization/38774
9364 * combine.c (simplify_set): When undoing cc_use change, don't do
9365 PUT_CODE on the newly created comparison, but instead put back the
9368 2009-01-13 Joseph Myers <joseph@codesourcery.com>
9370 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
9371 values. Remove duplicate arm8 entry.
9373 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9375 PR tree-optimization/38786
9376 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
9377 the SSA_NAME case of expand_scalar_variables_expr.
9378 Set the type of an expression to the type of its assign statement.
9379 (expand_scalar_variables_expr): Also gather the scalar computation
9380 used to index the memory access. Do not pass loop_p.
9381 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
9382 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
9383 the gimple_stmt_iterator where it inserts new code.
9385 (copy_bb_and_scalar_dependences): Do not pass loop_p.
9386 (translate_clast): Update call to copy_bb_and_scalar_dependences.
9388 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9390 * graphite.h (debug_value): Removed.
9391 * graphite.c (debug_value): Removed.
9393 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9395 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
9396 ldrd/strd with two 32-bit instructions.
9398 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9400 * config/arm/arm.c (struct processors): Pass for speed down into
9401 cost helper functions.
9402 (const_ok_for_op): Handle COMPARE and inequality nodes.
9403 (arm_rtx_costs_1): Rewrite.
9404 (arm_size_rtx_costs): Update prototype.
9405 (arm_rtx_costs): Pass speed down to helper functions.
9406 (arm_slowmul_rtx_costs): Rework cost calculations.
9407 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
9408 (arm_9e_rtx_costs): Likewise.
9410 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
9412 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
9413 relocations of local symbols wider than UNITS_PER_WORD are not valid.
9414 (alpha_legitimize_address): Do not split local symbols wider than
9415 UNITS_PER_WORD into HIGH/LO_SUM parts.
9417 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
9420 * gcc.c (process_command): Replace call to execvp with calls
9421 to pex_one and exit.
9423 2009-01-03 Anatoly Sokolov <aesok@post.ru>
9426 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
9427 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
9428 variant for devices with 3-byte PC.
9429 (__tablejump_elpm__): New.
9431 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9434 * c-parser.c (c_parser_postfix_expression): Allow `->' in
9435 offsetof member-designator, handle it as `[0].'.
9437 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9439 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
9440 function when not using named sections on targets with named sections
9441 if branch distance is less than 262132.
9443 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
9445 * combine.c (combine_instructions): Recompute
9446 optimize_this_for_speed_p for each BB in the main combine loop.
9448 2009-01-12 Tomas Bily <tbily@suse.cz>
9451 * tree-loop-distribution.c (prop_phis): New function.
9452 (generate_builtin): Call prop_phis.
9453 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
9455 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9457 PR tree-optimization/38807
9458 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
9459 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
9461 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9463 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9464 subreg of op0 to the original op0.
9466 2009-01-11 Laurent GUERBY <laurent@guerby.net>
9468 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
9470 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
9473 * mips-tfile.c (parse_def): Fix parsing of def strings
9474 starting with digits.
9476 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9479 * config/arm/arm.c (arm_is_long_call_p): Don't call
9480 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9482 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9484 * regrename.c (regrename_optimize): Fix dumping.
9485 (find_oldest_value_reg): Preserve REG_POINTER.
9486 (copy_hardreg_forward_1): Likewise.
9488 2009-01-09 Diego Novillo <dnovillo@google.com>
9490 * gimple.h (struct gimple_statement_base) <uid>: Document
9491 the restrictions on its use.
9493 (gimple_set_uid): Tidy.
9495 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9497 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9498 zero guard even if align_bytes != 0 and count is smaller than
9501 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9503 PR rtl-optimization/38495
9504 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9505 (add_range_and_copies_from_move_list): Print all added ranges.
9506 Add ranges to memory optimized destination.
9508 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9512 * config/i386/i386.c (override_options): Reject
9513 -mstringop-strategy=rep_8byte with -m32.
9514 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9515 to 1. Do count comparison against epilogue_size_needed at compile
9516 time even when count_exp was constant forced into register. For
9517 size_needed don't jump to epilogue, instead just avoid aligning
9518 and invoke the body algorithm. If need_zero_guard, add zero guard
9519 even if count is non-zero, but smaller than size_needed + number of
9520 bytes that could be stored for alignment.
9521 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9522 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9523 but smaller than size_needed + number of bytes that could be stored
9524 for alignment. Compare size_needed with epilogue_size_needed instead
9525 of desired_align - align, don't adjust size_needed, pass
9526 epilogue_size_needed to the epilogue expanders.
9529 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9531 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9533 * pa.c (last_address): Change to unsigned.
9534 (update_total_code_bytes): Change argument to unsigned. Don't
9535 check if insn addresses are set.
9536 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9537 addresses are not set.
9538 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9540 2009-01-09 Nick Clifton <nickc@redhat.com>
9542 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9543 DECL_DECLARED_INLINE_P.
9545 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9548 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9549 GET_MODE (op0) in operand_subword_force calls.
9552 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9553 fold_convert arg0 operands to TREE_TYPE (op0) first.
9555 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9557 * params.def (ira-max-conflict-table-size): Decrease default value
9560 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9562 PR tree-optimization/37031
9563 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9565 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9566 allocate it using gc instead of heap, use VEC_quick_push instead of
9568 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9569 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9570 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9571 allocated vector from heap allocated.
9572 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9573 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9574 vector only after perfect_loop_nest_depth call.
9576 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9577 Jan Sjodin <jan.sjodin@amd.com>
9579 PR tree-optimization/38559
9580 * graphite.c (debug_value, copy_constraint,
9581 swap_constraint_variables, scale_constraint_variable, ): New.
9582 (get_lower_bound, get_upper_bound): Removed.
9583 (graphite_trans_bb_strip_mine): Clean up this code that works
9584 only for constant number of iterations. Fully copy upper and
9585 lower bound constraints, not only the constant part of them.
9586 * graphite.h (debug_value): Declared.
9588 2009-01-08 Ira Rosen <irar@il.ibm.com>
9590 PR tree-optimization/37194
9591 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9592 Don't add the cost of cost model guard in prologue to scalar
9593 outside cost in case of known number of iterations.
9595 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9596 Alan Modra <amodra@bigpond.net.au>
9598 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9599 non-word-aligned REG+CONST addressing.
9601 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9604 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9605 free_after_compilation when outputting a thunk.
9606 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9607 Do not call free_after_compilation here.
9609 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9611 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9612 (ix86_valid_target_attribute_inner_p): Ditto.
9614 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9616 PR tree-optimization/38492
9617 PR tree-optimization/38498
9618 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9619 * tree-chrec.h (scev_is_linear_expression): Declared.
9620 * graphite.c (graphite_cannot_represent_loop_niter): New.
9621 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9622 (graphite_loop_normal_form): Use gcc_assert.
9623 (scan_tree_for_params): Use CASE_CONVERT.
9624 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9625 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9626 Use gcc_assert. Discard scops that contain unhandled cases.
9627 (build_scop_conditions): Return a boolean status for unhandled cases.
9628 (strip_mine_profitable_p): Print the loop number, not its depth.
9629 (is_interchange_valid): Pass the depth of the loop nest, don't
9630 recompute it wrongly.
9631 (graphite_trans_bb_block): Same.
9632 (graphite_trans_bb_block): Print tentative of loop blocking.
9633 (graphite_trans_scop_block): Do not print that the loop has been
9635 (graphite_transform_loops): Do not handle scops that contain condition
9638 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9640 AVX Programming Reference (December, 2008)
9641 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9642 (_mm256_stream_pd): Likewise.
9643 (_mm256_stream_ps): Likewise.
9645 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9646 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9647 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9648 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9649 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9650 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9651 (ix86_expand_special_args_builtin): Likewise.
9653 * config/i386/sse.md (AVXMODEDI): New.
9654 (avx_movnt<mode>): Likewise.
9655 (avx_movnt<mode>): Likewise.
9656 (<sse>_movnt<mode>): Remove AVX support.
9657 (sse2_movntv2di): Likewise.
9659 2009-01-07 Richard Guenther <rguenther@suse.de>
9662 * fold-const.c (extract_muldiv): Remove obsolete comment.
9663 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9664 to PLUS_EXPR canonicalization for the canonicalization.
9666 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9668 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9669 hosted cross-compilers generating less efficient code.
9671 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9673 * function.h (rtl_data): Add a dbr_scheduled_p field.
9674 * reorg.c (dbr_schedule): Set it.
9675 (gate_handle_delay_slots): Check it.
9676 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9677 (mips_reorg): Check flag_delayed_branch instead of
9678 mips_base_delayed_branch.
9679 (mips_override_options): Don't set mips_base_delayed_branch
9680 or flag_delayed_branch.
9682 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9684 PR rtl-optimization/38426.
9685 * ira.c (ira): Set current_function_is_leaf earlier.
9687 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9689 PR rtl-optimization/38722
9690 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9691 too early, only set a flag and modify after last possible
9694 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9697 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9698 * real.c (decimal_single_format): Correct values of emin and emax.
9699 (decimal_double_format): Ditto.
9700 (decimal_quad_format): Ditto.
9701 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9702 computation of DECnn_MIN and DECnn_MAX for corrected values of
9703 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9704 __DECnn_MIN__, and adjust its computation for the corrected value
9707 2009-01-06 Jan Hubicka <jh@suse.cz>
9710 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9712 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9714 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9715 Add Robert Clark to the list of testers.
9717 2009-01-06 Jan Hubicka <jh@suse.cz>
9718 Kai Tietz <kai.tietz@onevision.com>
9720 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9721 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9723 2009-01-06 Jan Hubicka <jh@suse.cz>
9724 Kai Tietz <kai.tietz@onevision.com>
9726 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9728 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9729 (ix86_nsaved_regs): Count only general purpose regs.
9730 (ix86_nsaved_sseregs): New.
9731 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9732 to 16 for w64; compute padding and size of sse reg save area.
9733 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9734 general purpose regs.
9735 (ix86_emit_save_sse_regs_using_mov): New.
9736 (ix86_expand_prologue): Save SSE regs if needed.
9737 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9738 (ix86_emit_restore_sse_regs_using_mov): New.
9739 (ix86_expand_epilogue): Save SSE regs if needed.
9741 2009-01-06 Jan Hubicka <jh@suse.cz>
9742 Kai Tietz <kai.tietz@onevision.com>
9744 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9745 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9746 functions when accumulate outgoing args is off.
9748 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9751 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9752 before using pseudos_have_intersected_live_ranges_p.
9754 * ira-int.h (ira_assert): Always define.
9756 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9758 AVX Programming Reference (December, 2008)
9759 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9760 (_mm256_permute2_pd): Likewise.
9761 (_mm_permute2_ps): Likewise.
9762 (_mm256_permute2_ps): Likewise.
9763 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9764 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9766 * config/i386/i386.c (ix86_builtins): Remove
9767 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9768 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9769 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9770 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9771 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9772 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9773 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9774 __builtin_ia32_vpermil2ps256.
9775 (ix86_init_mmx_sse_builtins): Updated.
9776 (ix86_expand_args_builtin): Likewise.
9778 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9780 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9781 long absolute calls when generating PA 2.0 code.
9783 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9785 PR rtl-optimization/38583
9786 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9788 * params.def (ira-max-conflict-table-size): New.
9790 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9792 * ira.h (ira_conflicts_p): New external definition.
9794 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9795 table. Report this. Return result of building.
9796 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9797 building conflict table.
9799 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9800 (ira_color): Use ira_conflicts_p.
9802 * global.c: Include ira.h.
9803 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9806 * Makefile.in (global.o): Add ira.h.
9808 * ira-build.c (mark_all_loops_for_removal,
9809 propagate_some_info_from_allocno): New.
9810 (remove_unnecessary_allocnos): Call
9811 propagate_some_info_from_allocno.
9812 (remove_low_level_allocnos): New.
9813 (remove_unnecessary_regions): Add parameter. Call
9814 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9815 parameter to remove_unnecessary_regions.
9816 (ira_build): Remove all regions but root if the conflict table was
9817 not built. Update conflict hard regs for allocnos crossing calls.
9819 * ira.c (ira_conflicts_p): New global.
9820 (ira): Define and use ira_conflicts_p.
9822 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9823 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9824 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9826 2009-01-06 Ben Elliston <bje@au.ibm.com>
9828 * gengtype-lex.l (YY_NO_INPUT): Define.
9830 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9833 * c-common.c (handle_vector_size_attribute): Also reject
9836 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9838 PR tree-optimization/38492
9839 * graphite.c (rename_map_elt, debug_rename_elt,
9840 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9841 rename_map_elt_info, eq_rename_map_elts,
9842 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9843 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9844 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9845 (sese_build_livein_liveouts): New.
9846 (new_sese, free_sese): New.
9847 (new_scop): Call new_sese.
9848 (free_scop): Call free_sese.
9849 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9850 (register_old_new_names): Renamed register_old_and_new_names.
9851 (register_scop_liveout_renames, add_loop_exit_phis,
9852 insert_loop_close_phis, struct igp,
9853 default_liveout_before_guard, add_guard_exit_phis,
9854 insert_guard_phis, copy_renames): New.
9855 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9856 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9857 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9858 (scop_adjust_phis_for_liveouts): New.
9859 (gloog): Call scop_adjust_phis_for_liveouts.
9861 * graphite.h (struct sese): Documented. Added fields liveout,
9863 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9864 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9865 (struct scop): Added field liveout_renames.
9866 (SCOP_LIVEOUT_RENAMES): New.
9868 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9870 PR tree-optimization/38510
9871 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9872 (translate_clast): Call recompute_all_dominators before
9874 (gloog): Call recompute_all_dominators before graphite_verify.
9876 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9877 Jan Sjodin <jan.sjodin@amd.com>
9879 PR tree-optimization/38500
9880 * graphite.c (create_sese_edges): Call fix_loop_structure after
9883 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9885 * config.gcc: Add m32r*-*-rtems*.
9886 * config/m32r/rtems.h: New file.
9888 2009-01-05 Ben Elliston <bje@au.ibm.com>
9890 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9891 (.po.pox): Likewise.
9892 (po/gcc.pot): Likewise.
9894 2009-01-04 David S. Miller <davem@davemloft.net>
9896 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9897 (STARTING_FRAME_OFFSET): Always set to zero.
9899 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9901 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9902 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9903 fixed-point types, and vectors of the same.
9905 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9907 * config/mips/sync.md (*mb_barrier): Rename to...
9908 (*memory_barrier): ...this.
9910 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9912 * doc/extend.texi (Function Attributes): Move @cindex after @item
9913 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9914 and put in alphabetical order. Fix 'target' name and put in order.
9915 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9918 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9920 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9921 (memory_barrier): Expand as unspec instead of unspec_volatile.
9922 Remove mem:BLK from insn operands. Use Pmode scratch register.
9923 (*memory_barrier): Define as unspec instead of unspec_volatile.
9924 Use (match_dup 0) as input operand.
9926 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9927 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9928 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9929 scratch register. Remove operand 1.
9930 (*stbar): Define as unspec instead of unspec_volatile.
9931 Use (match_dup 0) as input operand, remove (const_int 8).
9932 (*membar): Define as unspec instead of unspec_volatile.
9933 Use (match_dup 0) as input operand, remove input operand 2.
9935 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9936 (memory_barrier): Expand as unspec instead of unspec_volatile.
9937 Remove mem:BLK from insn operands. Use Pmode scratch register.
9938 (*memory_barrier): Define as unspec instead of unspec_volatile.
9939 Use (match_dup 0) as input operand.
9941 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9942 Remove mem:BLK from insn operands. Use Pmode scratch register.
9943 Set volatile flag on operand 0.
9944 (*memory_barrier): New insn pattern.
9946 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9948 (*memory_barrier): Use (match_dup 0) as input operand.
9950 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9951 Remove mem:BLK from insn operands. Use Pmode scratch register.
9952 Set volatile flag on operand 0.
9953 (*mb_internal): New insn pattern.
9955 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9957 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9960 * function.c (struct temp_slot): Move to the section of the file
9961 that deals with temp slots. Remove field 'address'.
9962 (temp_slot_address_table): New hash table of address -> temp slot.
9963 (struct temp_slot_address_entry): New struct, items for the table.
9964 (temp_slot_address_compute_hash, temp_slot_address_hash,
9965 temp_slot_address_eq, insert_temp_slot_address): Support functions
9967 (find_temp_slot_from_address): Rewrite to use the new hash table.
9968 (remove_unused_temp_slot_addresses): Remove addresses of temp
9969 slots that have been made available.
9970 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9971 worker function for remove_unused_temp_slot_addresses.
9972 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9973 Add the temp slot address to the address -> temp slot map.
9974 (update_temp_slot_address): Update via insert_temp_slot_address.
9975 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9976 (pop_temp_slots): Likewise.
9977 (init_temp_slots): Allocate the address -> temp slot map, or empty
9978 the map if it is already allocated.
9979 (prepare_function_start): Initialize temp slot processing.
9981 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9984 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9985 Calculate the size of all stack vars assuming no packing of stack
9986 vars will happen, replacing a quadratic algorithm with a linear one.
9988 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9991 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9994 2009-01-03 Diego Novillo <dnovillo@google.com>
9996 * doc/contrib.texi: Update contributions.
9998 2009-01-03 Jakub Jelinek <jakub@redhat.com>
10001 * builtins.c (fold_builtin_memory_op): Give up if either operand
10002 is volatile. Set srctype or desttype to non-qualified version
10006 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
10007 and FUNCTION_DECLs.
10009 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
10011 PR rtl-optimization/35805
10012 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
10013 problem if fast dce is able to remove any instructions.
10014 * dce.c (dce_process_block): Fix dump message.
10016 2009-01-02 Mark Mitchell <mark@codesourcery.com>
10019 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
10021 2009-01-02 Jakub Jelinek <jakub@redhat.com>
10023 PR middle-end/38690
10024 * tree-flow.h (op_code_prio, op_prio): New prototypes.
10025 * tree-pretty-print.c (op_code_prio): New function.
10026 (op_prio): No longer static. Use op_code_prio.
10027 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
10028 Use op_prio and op_code_prio to determine if () should be
10029 printed around operand(s) or not.
10031 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
10032 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
10033 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
10034 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
10035 pp_character instead of pp_string for single letter printing.
10037 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10039 * doc/extend.texi: Fix '#pragma GCC option' typo.
10041 2009-01-02 Richard Guenther <rguenther@suse.de>
10043 * doc/install.texi (--enable-checking): Mention different
10044 default for stage1.
10045 (--enable-stage1-checking): Document.
10047 2009-01-01 Andrew Pinski <pinskia@gmail.com>
10049 PR middle-end/30142
10050 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
10051 case to be an error.
10053 2009-01-02 Ben Elliston <bje@au.ibm.com>
10055 * config/fp-bit.h (pack_d): Constify argument.
10056 * config/fp-bit.c (makenan): Constify return type. Remove casts.
10057 (isnan): Constify argument.
10059 (iszero): Likewise.
10060 (pack_d): Likewise.
10061 (_fpadd_parts): Constify return type.
10062 (_fpmul_parts): Likewise.
10063 (_fpdiv_parts): Likewise.
10065 2009-01-01 Jakub Jelinek <jakub@redhat.com>
10068 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
10069 warn about overwriting initializer with side-effects or
10070 -Woverride-init if !IMPLICIT.
10071 (output_init_element): Likewise. Pass IMPLICIT down to
10073 (process_init_element): Add IMPLICIT argument. Pass it down
10074 to output_init_element.
10075 (push_init_element, pop_init_level, set_designator): Adjust
10076 process_init_element callers.
10077 (set_nonincremental_init, set_nonincremental_init_from_string):
10078 Adjust add_pending_init callers.
10079 (output_pending_init_elements): Adjust output_init_element callers.
10080 * c-tree.h (process_init_element): Adjust prototype.
10081 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
10082 process_init_element callers.
10085 Copyright (C) 2009 Free Software Foundation, Inc.
10087 Copying and distribution of this file, with or without modification,
10088 are permitted in any medium without royalty provided the copyright
10089 notice and this notice are preserved.