1 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
3 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
4 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
5 * gcc/explow.c (memory_address): Use target hook.
6 * gcc/targhooks.c (default_legitimize_address): New.
7 * gcc/targhooks.h (default_legitimize_address): New.
8 * gcc/target.h (legitimize_address): New.
9 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
10 (TARGET_INITIALIZER): Include it.
11 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
13 * config/bfin/bfin-protos.h (legitimize_address): Remove.
14 * config/bfin/bfin.c (legitimize_address): Remove.
15 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
16 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address): Remove.
17 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
20 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
21 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
22 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
23 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
24 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
25 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
26 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
27 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
28 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
29 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
30 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
31 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
32 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
33 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
34 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
35 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
36 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
37 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
38 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
39 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
40 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
41 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
42 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
44 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
45 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
46 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
47 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
48 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
49 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
50 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
51 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
52 (thumb_legitimize_address): Delete.
53 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
54 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
55 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
56 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
57 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
58 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address): Delete.
59 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address): Delete.
61 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
62 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
63 * config/m32r/m32r.c (m32r_legitimize_address): New.
64 * config/m68k/m68k.c (m68k_legitimize_address): New.
65 * config/score/score.c (score_legitimize_address): Standardize.
66 * config/score/score3.c (score3_legitimize_address): Standardize.
67 * config/score/score3.h (score3_legitimize_address): Adjust.
68 * config/score/score7.c (score7_legitimize_address): Standardize.
69 * config/score/score7.h (score7_legitimize_address): Adjust.
70 * config/sh/sh.c (sh_legitimize_address): New.
71 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
73 * gcc/config/s390/s390.c (legitimize_address): Rename to...
74 (s390_legitimize_address): ... this.
75 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
76 (sparc_legitimize_address): ... this.
77 * gcc/config/i386/i386.c (legitimize_address): Rename to...
78 (ix86_legitimize_address): ... this.
79 * gcc/config/avr/avr.c (legitimize_address): Rename to...
80 (avr_legitimize_address): ... this.
81 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
82 (mn10300_legitimize_address): ... this.
83 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
84 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
85 (alpha_expand_mov): Adjust call.
87 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
88 * config/spu/spu.c (spu_legitimize_address): Likewise.
89 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
90 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
92 2009-05-04 Joseph Myers <joseph@codesourcery.com>
94 * intl.c (locale_encoding, locale_utf8): New.
95 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
96 * intl.h (locale_encoding, locale_utf8): Declare.
97 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
98 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
100 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
102 (pp_tree_identifier): Define to call pp_base_tree_identifier.
103 (pp_base_tree_identifier): Declare as function.
104 (identifier_to_locale): Declare.
105 * Makefile.in (pretty-print.o): Update dependencies.
106 * varasm.c (finish_aliases_1): Use %qE for identifiers in
109 2009-05-04 Richard Guenther <rguenther@suse.de>
112 * builtins.c (fold_builtin_memory_op): Do not decay to element
113 type if the size matches the whole array.
115 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
117 * expmed.c (synth_mult): When trying out a shift, pass the result
120 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
122 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
123 (shiftsub1_cost): New.
124 (init_expmed): Compute shiftsub1_cost.
125 (synth_mult): Optimize multiplications by constants of the form
126 -(2^^m-1) for some constant positive integer m.
128 2009-05-03 Richard Guenther <rguenther@suse.de>
131 * c-typeck.c (array_to_pointer_conversion): Do not built
132 ADDR_EXPRs of arrays of pointer-to-element type.
133 * c-gimplify.c (c_gimplify_expr): Revert change fixing
134 up wrong ADDR_EXPRs after-the-fact.
135 * c-common.c (strict_aliasing_warning): Strip pointer
136 conversions for obtaining the original type.
137 * builtins.c (fold_builtin_memset): Handle array types.
138 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
141 2009-05-03 Richard Guenther <rguenther@suse.de>
144 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
145 Do not lose casts from array types with unknown extent to array
146 types with known extent.
147 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
148 alias set compatibility.
150 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
152 * flags.h (extra_warnings): Delete.
153 * toplev.c (process_options): Handle Wuninitialized here.
154 * opts.c (extra_warnings): Delete.
155 (set_Wextra): Delete.
156 (common_handle_option): -Wextra can be handled automatically.
157 * c-opts.c (c_common_handle_option): Delete obsolete code.
158 (c_common_post_options): Simplify comment.
159 * common.opt (W): Add Var.
161 (Wuninitialized): Initialize to -1.
163 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
164 Richard Guenther <rguenther@suse.de>
166 * expr.c (get_def_for_expr): New function.
167 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
168 SSA rather than trees.
169 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
170 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
172 2009-05-03 Joseph Myers <joseph@codesourcery.com>
174 * c-common.c (reswords): Add _Imaginary.
175 * c-common.c (enum rid): Add RID_IMAGINARY.
177 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
179 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
180 Patch by Richard Guenther.
182 2009-05-03 Anatoly Sokolov <aesok@post.ru>
184 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
185 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
186 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
187 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
188 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
189 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
190 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
191 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
192 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
193 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
194 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
195 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
196 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
197 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
198 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
199 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
200 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
201 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
203 2009-05-02 Richard Guenther <rguenther@suse.de>
205 PR tree-optimization/39940
206 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
209 2009-05-02 Richard Guenther <rguenther@suse.de>
212 * tree-ssa.c (execute_update_addresses_taken): Properly check
213 if we can mark a variable DECL_GIMPLE_REG_P.
214 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
215 back to the end of the function.
216 (is_gimple_reg_type): Remove complex type special casing.
217 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
220 2009-05-02 Ben Elliston <bje@au.ibm.com>
222 * doc/collect2.texi (Collect2): Document search path behaviour
223 when configured with --with-ld.
225 2009-05-02 Jan Hubicka <jh@suse.cz>
227 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
228 parameter; update callers.
229 (coalesce_cost_edge): EH edges are costier because they needs splitting
230 even if not critical and even more costier when there are multiple
233 2009-05-02 Jan Hubicka <jh@suse.cz>
235 * except.c (remove_eh_handler_and_replace): Handle updating after
238 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
240 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
242 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
244 * varasm.c: Do not include c-pragma.h.
245 * attribs.c: Do not incude c-common.h.
247 2009-05-01 Michael Matz <matz@suse.de>
249 * calls.c (initialize_argument_information): Handle SSA names like
250 decls with a non MEM_P DECL_RTL.
252 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
254 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
255 * ipa-utils.c: Likewise.
256 * ipa-type-escape.c: Likewise.
257 * cgraphunit.c Do not include c-common.h.
258 * ipa-pure-const.c: Likewise.
259 * tree-if-conv.c: Likewise.
260 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
261 * ipa-struct-reorg.c: Likewise.
262 * tree-nomudflap.c: Likewise.
263 * tree-ssa-structalias.c: Likewise.
265 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
267 * store-motion.c: Many cleanups to make this pass a first-class
268 citizen instead of an appendix to gcse load motion. Add TODO list
269 to make this pass faster/cleaner/better.
271 (struct ls_expr): Post gcse.c-split cleanups.
272 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
273 "stores" field to "avail_stores".
274 (pre_ldst_mems): Rename to store_motion_mems.
275 (pre_ldst_table): Rename to store_motion_mems_table.
276 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
277 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
278 (ldst_entry): Rename to st_expr_entry, update users.
279 (free_ldst_entry): Rename to free_st_expr_entry, update users.
280 (free_ldst_mems): Rename to free_store_motion_mems, update users.
281 (enumerate_ldsts): Rename to enumerate_store_motion_mems, update caller.
282 (first_ls_expr): Rename to first_st_expr, update users.
283 (next_ls_expr): Rename to next_st_expr, update users.
284 (print_ldst_list): Rename to print_store_motion_mems. Print names of
285 fields properly for store motion instead of names inherited from load
287 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
288 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
291 (ae_kill): Rename to st_kill, update users.
292 (ae_gen): Rename to st_avloc, update users.
293 (transp): Rename to st_transp, update users.
294 (pre_insert_map): Rename to st_insert_map, update users.
295 (pre_delete_map): Rename to st_delete_map, update users.
296 (insert_store, build_store_vectors, free_store_memory,
297 one_store_motion_pass): Update for abovementioned changes.
299 (gcse_subst_count, gcse_create_count): Remove.
300 (one_store_motion_pass): New statistics counters "n_stores_deleted"
301 and "n_stores_created", local variables.
303 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
306 (regvec, compute_store_table_current_insn): Remove.
307 (reg_set_info, reg_clear_last_set): Remove.
308 (compute_store_table): Use DF caches instead of local dataflow
311 2009-05-01 Joseph Myers <joseph@codesourcery.com>
313 * c-objc-common.c (c_tree_printer): Print identifiers with
314 pp_identifier, not pp_string. Mark "({anonymous})" for
316 * c-pretty-print.c (pp_c_ws_string): New.
317 (pp_c_cv_qualifier, pp_c_type_specifier,
318 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
319 pp_c_storage_class_specifier, pp_c_function_specifier,
320 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
321 pp_c_primary_expression, pp_c_postfix_expression,
322 pp_c_unary_expression, pp_c_shift_expression,
323 pp_c_relational_expression, pp_c_equality_expression,
324 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
325 use pp_string and pp_c_ws_string in place of pp_identifier and
326 pp_c_identifier for non-identifiers. Mark English strings for
328 * c-pretty-print.h (pp_c_ws_string): Declare.
330 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
331 Roland McGrath <roland@redhat.com>
333 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id
335 (ENABLE_LD_BUILDID): New configuration option.
336 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
337 (LINK_BUILDID_SPEC): New macro.
338 (init_spec): If defined, prepend it between LINK_EH_SPEC and
340 * doc/install.texi: Document --enable-linker-build-id option.
341 * configure: Rebuild.
342 * config.in: Rebuild.
344 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
346 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
347 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
348 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
349 MIPS_GP_SAVE_AREA_SIZE.
350 * config/mips/mips.c (struct mips_frame_info): Update comment
351 before arg_pointer_offset and hard_frame_pointer_offset.
352 (mips_compute_frame_info): Update diagram before function: to
353 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
354 indicate the position of frame_pointer_rtx with -fstack-protector and
355 to show args_size. Don't allocate cprestore area for leaf functions
356 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
358 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
360 2009-04-30 Michael Matz <matz@suse.de>
362 PR tree-optimization/39955
363 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
365 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
367 * ira.c (setup_cover_and_important_classes): Use safe macro
368 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
370 * genpreds.c (write_tm_preds_h): Output suitable definition of
371 REG_CLASS_FOR_CONSTRAINT.
373 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
375 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
377 * bitmap.c (bitmap_descriptor): Likewise.
378 * ggc-common.c (loc_descriptor): Likewise.
379 * varray.c (varray_descriptor): Likewise.
380 * vec.c (vec_descriptor): Likewise.
382 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
384 * Makefile.in (dce.o): Add $(EXCEPT_H).
385 * dce.c: Include except.h and delete redundant vector definitions.
386 (deletable_insn_p): Return false for non-call insns that can throw
389 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
391 * gcse.c (ae_gen): Remove.
392 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
393 and make non-static function to make it available in store-motion.c.
394 Update call sites with search-and-replace.
395 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
396 extract_mentioned_regs, extract_mentioned_regs_helper,
397 find_moveable_store, compute_store_table, load_kills_store, find_loads,
398 store_killed_in_insn, store_killed_after, store_killed_before,
399 build_store_vectors, insert_insn_start_basic_block, insert-store,
400 remove_reachable_equiv_notes, replace_store_insn, delete_store,
401 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
402 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
403 * store-motion.c: ...new file. Also copy data structures from gcse.c
404 and clean up to remove parts not used by store motion.
405 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
406 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
408 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
411 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
412 when optimizing for size.
414 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
416 * gcse.c (gcse_constant_p): Fix typo in last change.
418 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
420 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
422 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
424 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
426 2009-04-29 James E. Wilson <wilson@codesourcery.com>
428 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
429 CONST_HIGH_PART result.
431 2009-04-29 Anatoly Sokolov <aesok@post.ru>
433 * config/avr/avr.c (initial_elimination_offset): Rename to
434 avr_initial_elimination_offset.
435 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
436 change return type to bool.
437 (avr_can_eliminate): New function.
438 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
439 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
440 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
441 * config/avr/avr-protos.h (initial_elimination_offset) : Rename to
442 avr_initial_elimination_offset.
443 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
444 (avr_initial_elimination_offset): Define.
446 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
447 Steven Bosscher <steven@gcc.gnu.org>
449 PR rtl-optimization/39938
450 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
451 * cfgrtl.c: Include insn-attr.h.
452 (rest_of_pass_free_cfg): New function.
453 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
454 * resource.c (init_resource_info): Remove call to df_analyze.
456 2009-04-29 Richard Guenther <rguenther@suse.de>
459 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
460 allow conversion to signed integers.
462 2009-04-29 Richard Guenther <rguenther@suse.de>
464 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
465 shifts of floating point vectors if the shift amount is
466 a constant multiple of the element size.
468 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
469 Michael Matz <matz@suse.de>
473 * tree-outof-ssa.c (emit_partition_copy): New function.
474 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
475 insert_part_to_rtx_on_edge): Perform the partition base var
476 copy using emit_partition_copy.
477 (insert_value_copy_on_edge): Convert constants to the right mode.
478 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
479 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
481 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
483 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
484 scan backwards to try to find a constant to initialize it.
486 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
487 insn before the loop_end instruction, don't look past labels.
489 2009-04-29 Richard Guenther <rguenther@suse.de>
492 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
493 loose type conversions.
494 (forward_propagate_addr_expr): Fix tuplification bug. Remove
495 stmts only if there are no uses of its definition.
497 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
499 * config/bfin/bfin.h (splitting_loops): Declare.
500 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
501 Reorder bit definitions to be ascending.
502 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
503 * config/bfin/bfin.c (splitting_loops): New variable.
504 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
505 (struct loop_info): Remove members INIT and LOOP_INIT.
506 (bfin_optimize_loop): Don't set them. Reorder the code that generates
507 the LSETUP sequence. Allow LC to be loaded from any register, but also
508 add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
509 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
511 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
514 * config/bfin/bfin.md (movsi_insn): Refine constraints.
516 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
518 * Makefile.in (PLUGIN_VERSION_H): New.
519 (OBJS-common): Remove plugin-version.o.
520 (plugin.o): Depend on (PLUGIN_VERSION_H).
521 (plugin-version.o): Remove.
522 * configure: Regenerate
523 * configure.ac: Create plugin-version.h.
524 * gcc-plugin.h (plugin_gcc_version): Remove.
525 (plugin_default_version_check): Change signature.
526 * plugin-version.c: Remove.
527 * plugin.c: Include plugin-version.h.
528 (str_plugin_gcc_version_name): Remove.
529 (try_init_one_plugin): Pass gcc version to plugin_init.
530 (plugin_default_version_check): Both gcc and plugin versions are now
533 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
535 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
536 problematic last insns. Test for TYPE_CALL rather than CALL_P.
537 Remove special case testing for last insn of inner loops. Don't fail if
538 the loop ends with a jump, emit an extra nop instead.
540 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
541 DREGS rather than comparing directly. Remove code that tries to
542 account for latencies.
544 2009-04-29 Richard Guenther <rguenther@suse.de>
546 PR tree-optimization/39941
547 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
548 eliminating an indirect call.
550 2009-04-29 Richard Guenther <rguenther@suse.de>
552 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
553 parameter. Allow invariants as base if !require_lvalue.
554 (verify_gimple_assign_single): Adjust.
556 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
558 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
559 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
560 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3, ssubhi3,
561 ssaddhi3_parts and sssubhi3_parts.
562 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
564 * config/bfin/bfin.c (bfin_expand_builtin, case BFIN_BUILTIN_CPLX_SQU):
567 2009-04-28 Richard Guenther <rguenther@suse.de>
569 * tree-vect-loop.c (get_initial_def_for_induction): Use
570 correct types for pointer increment.
572 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
574 * toplev.c (print_version): Update GMP version string calculation.
576 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
578 PR rtl-optimization/39938
579 * resource.c (init_resource_info): Add call to df_analyze.
581 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
583 * config/alpha/alpha.md (usegp): Cast the result of
584 alpha_find_lo_sum_using_gp to enum attr_usegp.
585 * config/alpha/alpha.c (override_options): Remove end-of-structure
586 marker element from cpu_table. Use array size of cpu_table to handle
587 -mcpu and -mtune options.
588 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
590 2009-04-28 Joseph Myers <joseph@codesourcery.com>
592 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
593 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
595 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
597 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
598 * config/rs6000/option-defaults.h: ... here. New file.
599 (OPT_64, OPT_32): Define.
600 (MASK_64BIT): Define to 0 if not already defined.
601 (OPT_ARCH64, OPT_ARCH32): Define.
602 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
605 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
607 * config/arm/arm.c (arm_override_options): Emit error on using
610 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
612 PR rtl-optimization/39914
613 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
614 registers for allocnos created from user-defined variables only
617 2009-04-28 Richard Guenther <rguenther@suse.de>
620 * fold-const.c (fold_binary): Use distribute_real_division only
623 2009-04-28 Steve Ellcey <sje@cup.hp.com>
625 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
626 add hpux-stdint.h to tm_file.
627 (hppa[12]*-*-hpux11*): Ditto.
628 (ia64*-*-hpux*): Ditto.
629 * config/hpux-stdint.h: New.
630 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
631 __STDC_EXT__ for all compiles.
632 * config/pa/pa-hpux.h: Ditto.
633 * config/pa/pa-hpux10.h: Ditto.
634 * config/pa/pa-hpux11.h: Ditto.
636 2009-04-28 Catherine Moore <clm@codesourcery.com>
638 * debug.h (set_name): Add comment.
640 2009-04-28 Andrew Pinski <pinskia@gmail.com>
643 * config/darwin.c (machopic_gen_offset): Check
644 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
645 * config/arm/arm.c (require_pic_register): Likewise.
647 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
649 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
650 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
651 m32c_promote_prototypes): Delete.
653 2009-04-28 Michael Matz <matz@suse.de>
656 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
659 2009-04-28 Richard Guenther <rguenther@suse.de>
661 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
663 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
665 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
666 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
667 * config/arm/arm-tune.md: Regenerate.
669 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
671 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
672 block if there are complex incoming edges.
673 (sel_merge_blocks): Remove useless assert.
674 (sel_redirect_edge_and_branch): Check that edge was redirected.
675 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
676 (sel_find_rgns): Delete declaration.
677 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
678 the region when it is not a preheader.
680 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
683 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
685 2009-04-28 Richard Guenther <rguenther@suse.de>
687 * tree.h (SSA_NAME_VALUE): Remove.
688 (struct tree_ssa_name): Remove value_handle member.
689 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
690 array for jump threading.
691 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
693 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
694 * tree-flow.h (threadedge_initialize_values): Declare.
695 (threadedge_finalize_values): Likewise.
696 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
697 (SSA_NAME_VALUE): Define.
698 (threadedge_initialize_values): New function.
699 (threadedge_finalize_values): Likewise.
700 * tree-ssa-dom.c (ssa_name_values): New global variable.
701 (SSA_NAME_VALUE): Define.
702 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
704 2009-04-28 Ira Rosen <irar@il.ibm.com>
706 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
707 Use REPORT_VECTORIZED_LOCATIONS instead
708 REPORT_VECTORIZED_LOOPS.
709 * tree-vectorizer.c (vect_verbosity_level): Make static.
710 (vect_loop_location): Rename to vect_location.
711 (vect_set_verbosity_level): Update comment.
712 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
714 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
715 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
716 instead REPORT_UNVECTORIZED_LOOPS.
717 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
718 vect_loop_def to vect_external_def and vect_internal_def.
719 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
720 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
721 REPORT_UNVECTORIZED_LOCATIONS.
722 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
723 and vect_used_in_loop and to vect_unused_in_scope and
725 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
726 (vect_verbosity_level): Remove declaration.
727 (vect_analyze_operations): Likewise.
728 (vect_analyze_stmt): Declare.
729 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
730 REPORT_UNVECTORIZED_LOCATIONS.
731 (vect_get_loop_niters): Fix indentation.
732 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
733 (vect_analyze_loop_operations): New function.
734 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
735 vect_analyze_operations.
736 (vect_is_simple_reduction): Use new names.
737 (vectorizable_live_operation, vect_transform_loop): Likewise.
738 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
739 specify whether the data references can be a part of interleaving chain.
740 (vect_analyze_data_ref_dependence): Use new names.
741 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
742 (vect_create_addr_base_for_vector_ref): Remove redundant code.
743 * tree-vect-patterns.c (widened_name_p): Use new names.
744 (vect_recog_dot_prod_pattern): Likewise.
745 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
746 (process_use, vect_mark_stmts_to_be_vectorized,
747 vect_model_simple_cost, vect_model_store_cost,
748 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
749 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
750 vectorizable_operation, vectorizable_type_demotion,
751 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
752 vectorizable_condition): Likewise.
753 (vect_analyze_operations): Split into vect_analyze_loop_operations
755 (vect_analyze_stmt): ... new function.
756 (new_stmt_vec_info): Use new names.
757 (vect_is_simple_use): Use new names and fix comment.
758 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
759 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
761 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
764 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
765 and integer modes for x87 operands. Do not ICE for unsupported size,
766 generate error instead. Generate error for unsupported operand types.
767 ['z']: Do not handle HImode memory operands specially. Warning
768 for floating-point operands. Fallthru to 'Z' for unsupported operand
769 types. Do not ICE for unsupported size, generate error instead.
770 (output_387_binary_op): Use %Z to output operands.
771 (output_fp_compare): Ditto.
772 (output_387_reg_move): Ditto.
774 2009-04-28 Ben Elliston <bje@au.ibm.com>
779 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
781 * builtins.c (c_strlen): Do not warn here.
782 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
783 * c-common.c (pointer_int_sum): Take an explicit location.
784 Warn about offsets out of bounds.
785 * c-common.h (pointer_int_sum): Adjust declaration.
787 2009-04-27 Ian Lance Taylor <iant@google.com>
789 * collect2.c (is_ctor_dtor): Change type of ret field in struct
791 * dce.c (run_fast_df_dce): Change type of old_flags to int.
792 * df-core.c (df_set_flags): Change return type to int. Change
793 type of old_flags to int.
794 (df_clear_flags): Likewise.
795 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
796 (df_get_conditional_uses): Likewise.
797 * df.h (df_set_flags, df_clear_flags): Update declarations.
798 * dwarf2out.c (struct indirect_string_node): Change type of form
799 field to enum dwarf_form.
800 (AT_string_form): Change return type to enum dwarf_form.
801 * fixed-value.c (fixed_compare): Add cast to enum type.
802 * fwprop.c (update_df): Change 0 to VOIDmode.
803 * gensupport.c: Change 0 to UNKNOWN.
804 * gimple.h (gimple_cond_code): Add cast to enum type.
805 * haifa-sched.c (reemit_notes): Add cast to enum type.
806 * hooks.c (hook_int_void_no_regs): Remove function.
807 * hooks.h (hook_int_void_no_regs): Remove declaration.
808 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
809 * predict.c (combine_predictions_for_insn): Add casts to enum type.
810 * real.c (real_arithmetic): Add cast to enum type.
811 (real_compare): Likewise.
812 * target.h (struct gcc_target): Change return type of
813 branch_target_register_class to enum reg_class.
814 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
815 default_branch_target_register_class.
816 * targhooks.c (default_branch_target_register_class): New function.
817 * targhooks.h (default_branch_target_register_class): Declare.
818 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
819 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
821 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
823 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
824 vect_uninitialized_def. Change 0 to ERROR_MARK.
825 * tree-vect-stmts.c (supportable_widening_operation): Don't
826 initialize icode1 and icode2.
827 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
828 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
830 (cmn_err_flag_specs): Change 0 to STD_C89.
831 (cmn_err_char_table): Likewise.
832 * config/arm/arm.c (get_arm_condition_code): Change type of code
833 to enum arm_cond_code.
834 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
835 (IWMMXT_BUILTIN2): Likewise.
836 (neon_builtin_type_bits): Don't define typedef.
837 (neon_builtin_datum): Change type of bits field to int.
838 (arm_expand_neon_args): Add cast to enum type.
839 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
841 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
843 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
845 * config/mips/mips.md (jal_macro): Return enum constant.
846 (single_insn): Likewise.
847 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
849 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
851 * config/s390/s390.c (s390_tune_flags): Change type to int.
852 (s390_arch_flags): Likewise.
853 (s390_handle_arch_option): Change flags field of struct pta to int.
854 * config/s390/s390.h (s390_tune_flags): Update declaration.
855 (s390_arch_flags): Likewise.
856 * config/sh/sh.c (prepare_move_operands): Compare
857 tls_symbolic_operand result with enum constant.
858 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
859 (sh_expand_prologue): Add cast to enum type.
860 (sh_expand_epilogue): Likewise.
861 (tls_symbolic_operand): Change return type to enum tls_model.
862 (fpscr_set_from_mem): Add cast to enum type.
863 (legitimize_pic_address): Compare tls_symbolic_operand result with
865 (sh_target_reg_class): Change return type to enum reg_class.
866 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
868 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
869 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
870 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
871 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
872 (delayed_branch, tls_call_delay): Likewise.
873 (eligible_for_sibcall_delay): Likewise.
874 (eligible_for_return_delay): Likewise.
875 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
876 (spu_expand_builtin_1): Likewise.
878 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
879 for all types of conversions.
880 (output_init_element): Issue -Wc++-compat warning if needed when
881 initializing a bitfield with enum type.
882 * c-parser.c (c_parser_expression): Set original_type to
883 original_type of right hand operand of comman operator.
885 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
887 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
889 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
890 * doc/cpp.texi (Standard Predefined Macros)
891 (Implementation-defined behavior): Likewise.
892 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
893 * doc/gimple.texi (GIMPLE Exception Handling)
894 (@code{GIMPLE_ASSIGN}): Likewise.
895 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
896 * doc/invoke.texi (Warning Options, Optimize Options)
897 (AVR Options, Darwin Options): Likewise.
898 (Optimize Options): Reformulate -fwhole-program description.
899 * doc/loop.texi (Lambda): Likewise.
900 * doc/md.texi (Output Template, Define Constraints)
901 (Standard Names, Insn Splitting): Likewise.
902 * doc/options.texi (Option properties): Likewise.
903 * doc/passes.texi (Tree-SSA passes): Likewise.
904 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
905 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
906 (File Names and DBX): Likewise.
907 * doc/trouble.texi (Incompatibilities): Likewise.
909 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
911 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
912 instruction is correct.
914 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
916 Allow non-constant arguments to conversion intrinsics.
917 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
918 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
919 * spu.c (print_operand): Handle 'v' and 'w'.
920 (exp2_immediate_p, spu_gen_exp2): Define.
921 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
922 spu_convtf_1): Update parameter descriptions.
923 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
924 * constraints.md ('v', 'w'): New.
925 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
927 (i2f, I2F): New define_mode_attr.
928 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
929 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
930 fixuns_truncv4sfv4si2): Update to use mode attribute.
931 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
932 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
933 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
934 patterns for combine.
936 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
938 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
939 (cprop, hoist, pre, store_motion): New debug counters.
940 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
941 is not an RTL pass anymore.
942 (pass_profiling): Remove extern decl for pass removed in 2005.
943 (pass_gcse, pass_jump_bypass): Remove.
944 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
945 to 0 for clean state.
946 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
947 * cse.c (gate_handle_cse_after_global_opts,
948 rest_of_handle_cse_after_global_opts): New functions.
949 (pass_cse_after_global_opts): New pass, does local CSE.
950 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
951 (TV_CPROP): New timevar.
952 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
953 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
954 (gcse_main, recompute_all_luids): Remove.
955 (compute_hash_table_work): Call max_reg_num instead of reading
957 (cprop_jump): Don't set run_jump_opt_after_gcse.
958 (constprop_register): Always allow to alter jumps.
959 (cprop_insn): Likewise.
960 (do_local_cprop): Likewise.
961 (local_cprop_pass): Likewise. Return non-zero if something changed.
962 (cprop): Remove function, fold interesting bits into one_cprop_pass.
963 (find_implicit_sets): Add note about missed optimization opportunity.
964 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
965 pass_rtl_cprop execute function.
966 Don't bother tracking the pass number, each pass gets its own dumpfile
968 Always allow to alter jumpsand bypass jumps.
969 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
970 will just find no suitable set.
971 (pre_edge_insert): Fix dumping, this function is for PRE only.
972 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
973 pass_rtl_pre execute function.
974 (hoist_code): Return non-zero if something changed. Keep track of
975 substitutions and insertions for statistics gathering similar to PRE.
976 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
977 called from the pass_rtl_hoist execute function. Show pass statistics.
978 (compute_store_table): Use max_reg_num directly instead of using the
979 formerly global max_gcse_regno.
980 (build_store_vectors): Likewise.
981 (replace_store_insn): Fix dumping.
982 (store_motion): Rename to ...
983 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
984 pass, called from the pass_rtl_store_motion execute function. Keep
985 track of substitutions and insertions for statistics gathering similar
987 (bypass_jumps): Remove, fold interesting bits into ...
988 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
989 from the pass_rtl_cprop execute function.
990 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
991 pass_jump_bypass): Remove.
992 (gate_handle_gcse, rest_of_handle_gcse): Remove.
993 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
994 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
995 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
996 (gate_rtl_store_motion, execute_rtl_store_motion,
997 pass_rtl_store_motion): New.
998 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
999 make it clear that -fcse-skip-blocks is a no-op for backward compat.
1000 * passes.c (init_optimization_passes): Remove pass_gcse and
1001 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
1002 and cse_after_global_opts in place of pass_gcse. Schedule cprop
1003 instead of pass_jump_bypass.
1005 2009-04-27 Richard Guenther <rguenther@suse.de>
1008 * gimplify.c (gimplify_expr): If we are required to create
1009 a temporary make sure it ends up as register.
1011 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
1014 * config/i386/i386.c (construct_container): Don't call
1015 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
1016 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
1018 2009-04-27 Michael Matz <matz@suse.de>
1020 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
1021 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
1022 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
1023 (dump_replaceable_exprs): Take a bitmap.
1024 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
1026 (expand_gimple_basic_block): Likewise.
1027 * tree-ssa-ter.c (struct temp_expr_table_d): Make
1028 replaceable_expressions member a bitmap.
1029 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
1030 (mark_replaceable): Likewise.
1031 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
1032 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
1034 2009-04-27 Richard Guenther <rguenther@suse.de>
1036 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
1037 (verify_stmts): Dispatch to gimple/type verification code.
1038 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
1039 issue with call argument types.
1041 2009-04-27 Michael Matz <matz@suse.de>
1043 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
1044 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
1047 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
1048 Eric Botcazou <ebotcazou@adacore.com>
1050 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
1051 a label's basic block.
1052 (mark_target_live_regs): Tidy and rework obsolete comments.
1053 Change back DF problem to LIVE. If a label starts a basic block,
1054 assume that all registers that used to be live then still are.
1055 (init_resource_info): If a label starts a basic block, set its
1056 BLOCK_FOR_INSN accordingly.
1057 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
1059 2009-04-27 Richard Guenther <rguenther@suse.de>
1061 * tree-flow-inline.h (function_ann): Remove.
1062 (get_function_ann): Likewise.
1063 * tree-dfa.c (create_function_ann): Remove.
1064 * tree-flow.h (struct static_var_ann_d): Remove.
1065 (struct function_ann_d): Likewise.
1066 (union tree_ann_d): Remove fdecl member.
1067 (function_ann_t): Remove.
1068 (function_ann, get_function_ann, create_function_ann): Remove
1071 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
1073 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
1075 2009-04-27 Jan Hubicka <jh@suse.cz>
1077 * ipa-pure-const.c (struct funct_state_d): New fields
1078 state_previously_known, looping_previously_known; remove
1079 state_set_in_source.
1080 (analyze_function): Use new fields.
1081 (propagate): Avoid assumption that state_set_in_source imply
1084 * tree-ssa-loop-niter.c (finite_loop_p): New function.
1085 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
1086 * cfgloop.h (finite_loop_p): Declare.
1088 2009-04-26 Michael Matz <matz@suse.de>
1090 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
1092 2009-04-26 Michael Matz <matz@suse.de>
1094 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
1095 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
1096 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
1097 pass_mark_used_blocks): Remove.
1098 * tree-optimize.c (pass_free_datastructures,
1099 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
1100 * passes.c (init_optimization_passes): Don't call
1101 pass_mark_used_blocks, remove dead code.
1103 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
1105 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
1106 * tree-ssa-live.h (register_ssa_partition): Likewise.
1108 2009-04-26 Michael Matz <matz@suse.de>
1111 * builtins.c (fold_builtin_next_arg): Handle SSA names.
1112 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
1113 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
1115 (compare_pairs): Swap cost comparison.
1116 (coalesce_ssa_name): Don't use change_partition_var.
1117 * tree-nrv.c (struct nrv_data): Add modified member.
1118 (finalize_nrv_r): Set it.
1119 (tree_nrv): Use it to update statements.
1120 (pass_nrv): Require PROP_ssa.
1121 * tree-mudflap.c (mf_decl_cache_locals,
1122 mf_build_check_statement_for): Use make_rename_temp.
1123 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
1124 * alias.c (find_base_decl): Handle SSA names.
1125 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
1126 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
1127 * rtl.h (set_reg_attrs_for_parm): Declare.
1128 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
1129 to "optimized", remove unused locals at finish.
1130 (execute_free_datastructures): Make global, call
1131 delete_tree_cfg_annotations.
1132 (execute_free_cfg_annotations): Don't call
1133 delete_tree_cfg_annotations.
1135 * ssaexpand.h: New file.
1136 * expr.c (toplevel): Include ssaexpand.h.
1137 (expand_assignment): Handle SSA names the same as register variables.
1138 (expand_expr_real_1): Expand SSA names.
1139 * cfgexpand.c (toplevel): Include ssaexpand.h.
1140 (SA): New global variable.
1141 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
1142 (SSAVAR): New macro.
1143 (set_rtl): New helper function.
1144 (add_stack_var): Deal with SSA names, use set_rtl.
1145 (expand_one_stack_var_at): Likewise.
1146 (expand_one_stack_var): Deal with SSA names.
1147 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
1148 before unique numbers.
1149 (expand_stack_vars): Use set_rtl.
1150 (expand_one_var): Accept SSA names, add asserts for them, feed them
1151 to above subroutines.
1152 (expand_used_vars): Expand all partitions (without default defs),
1153 then only the local decls (ignoring those expanded already).
1154 (expand_gimple_cond): Remove edges when jumpif() expands an
1156 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
1157 or remove abnormal edges. Ignore insns setting the LHS of a TERed
1159 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
1160 members of SA; deal with PARM_DECL partitions here; expand
1161 all PHI nodes, free tree datastructures and SA. Commit instructions
1162 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
1163 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
1164 info and statements at start, collect garbage at finish.
1165 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
1166 (VAR_ANN_PARTITION) Remove.
1167 (change_partition_var): Don't declare.
1168 (partition_to_var): Always return SSA names.
1169 (var_to_partition): Only accept SSA names.
1170 (register_ssa_partition): Only check argument.
1171 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
1173 (delete_var_map): Don't free it.
1174 (var_union): Only accept SSA names, simplify.
1175 (partition_view_init): Mark only useful SSA names as used.
1176 (partition_view_fini): Only deal with SSA names.
1177 (change_partition_var): Remove.
1178 (dump_var_map): Use ssa_name instead of partition_to_var member.
1179 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
1181 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
1182 (struct _elim_graph): New member const_dests; nodes member vector of
1184 (set_location_for_edge): New static helper.
1185 (create_temp): Remove.
1186 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
1187 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
1188 (new_elim_graph): Allocate const_dests member.
1189 (clean_elim_graph): Truncate const_dests member.
1190 (delete_elim_graph): Free const_dests member.
1191 (elim_graph_size): Adapt to new type of nodes member.
1192 (elim_graph_add_node): Likewise.
1193 (eliminate_name): Likewise.
1194 (eliminate_build): Don't take basic block argument, deal only with
1195 partition numbers, not variables.
1196 (get_temp_reg): New static helper.
1197 (elim_create): Use it, deal with RTL temporaries instead of trees.
1198 (eliminate_phi): Adjust all calls to new signature.
1199 (assign_vars, replace_use_variable, replace_def_variable): Remove.
1200 (rewrite_trees): Only do checking.
1201 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
1202 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
1203 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
1204 contains_tree_r, MAX_STMTS_IN_LATCH,
1205 process_single_block_loop_latch, analyze_edges_for_bb,
1206 perform_edge_inserts): Remove.
1207 (expand_phi_nodes): New global function.
1208 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
1209 functions, initialize new parameter, remember partitions having a
1211 (finish_out_of_ssa): New global function.
1212 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
1213 don't reset in_ssa_p here, don't disable TER when mudflap.
1214 (pass_del_ssa): Remove.
1215 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
1217 (execute_free_datastructures): Declare.
1218 * Makefile.in (SSAEXPAND_H): New variable.
1219 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
1220 * basic-block.h (commit_one_edge_insertion): Declare.
1221 * passes.c (init_optimization_passes): Move pass_nrv and
1222 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
1223 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
1224 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
1225 (redirect_branch_edge): Deal with super block when expanding, split
1226 out jump patching itself into ...
1227 (patch_jump_insn): ... here, new static helper.
1229 2009-04-26 Michael Matz <matz@suse.de>
1231 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
1232 beyond num_ssa_names.
1233 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
1234 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
1236 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1239 * fwprop.c (forward_propagate_asm): New function.
1240 (forward_propagate_and_simplify): Propagate also into __asm, if it
1241 doesn't increase the number of referenced registers.
1244 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
1246 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1248 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
1249 note_nonlocal_vla_type for nonlocal VLAs.
1250 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
1251 contains_remapped_vars, remap_vla_decls): New functions.
1252 (convert_nonlocal_reference_stmt): If not optimizing, call
1253 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
1254 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
1255 if it wasn't found in var_map.
1256 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
1257 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
1258 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
1260 * gimplify.c (nonlocal_vlas): New variable.
1261 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
1263 (gimplify_body): Create and destroy nonlocal_vlas.
1265 * dwarf2out.c (loc_descr_plus_const): New function.
1266 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
1267 mem_loc_descriptor, loc_descriptor_from_tree_1,
1268 descr_info_loc, gen_variable_die): Use it.
1270 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
1271 !TREE_STATIC VAR_DECLs.
1272 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
1273 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
1274 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
1275 DECL_BY_REFERENCE is valid.
1276 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
1277 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
1278 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
1279 Copy DECL_BY_REFERENCE.
1280 (struct nesting_copy_body_data): New type.
1281 (nesting_copy_decl): New function.
1282 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
1283 if they have variable length.
1285 2009-04-26 Michael Matz <matz@suse.de>
1287 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
1288 mark new temporaries for renaming.
1290 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1293 * c-decl.c (global_bindings_p): Return negative value.
1294 (c_variable_size): New. Based on variable_size from
1296 (grokdeclarator): Call c_variable_size not variable_size.
1298 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
1300 * config/i386/i386.c (print_operand) ['z']: Fix typo.
1302 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
1304 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
1305 Redefine it to just use mingw/include.
1306 (ASM_SPEC): Rules for -m32 and -m64.
1307 (LINK_SPEC): Use Likewise.
1308 (SPEC_32): New define.
1309 (SPEC_64): Likewise.
1310 (SUB_LINK_SPEC): Likewise.
1311 (MULTILIB_DEFAULTS): New define.
1312 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
1313 Add multilib options.
1314 (MULTILIB_DIRNAMES): Likewise.
1315 (MULTILIB_OSDIRNAMES): Likewise.
1317 (INSTALL_LIBGCC): Likewise.
1319 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1322 * c-tree.h (enum c_inline_static_type): New.
1323 (record_inline_static): Declare.
1324 * c-decl.c (struct c_inline_static, c_inline_statics,
1325 record_inline_static, check_inline_statics): New.
1326 (pop_file_scope): Call check_inline_statics.
1327 (start_decl): Call record_inline_static instead of pedwarning
1328 directly for static in inline function.
1329 * c-typeck.c (build_external_ref): Call record_inline_static
1330 instead of pedwarning directly for static referenced in inline
1333 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
1335 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
1336 not new but only being rescanned.
1337 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
1338 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
1339 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
1340 record_set_info, compute_set, grealloc): Remove.
1341 (recompute_all_luids): New function.
1342 (gcse_main): Don't compute sets, and don't do related memory
1343 allocations/free-ing. If something changed before the end of the
1344 pass, update LUIDs using recompute_all_luids.
1345 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
1346 (free_gcse_mem): Don't free it either.
1347 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
1348 Use the df insn LUIDs.
1349 (load_killed_in_block): Likewise.
1350 (compute_hash_table_work): Don't compute reg_set_in_block.
1351 (compute_transp): Use DF_REG_DEF_CHAINs.
1352 (local_cprop_pass): Don't use compute_sets and related functions.
1353 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
1354 Use get_max_uid() instead of max_cuid.
1355 (insert_insn_end_basic_block, pre_insert_copy_insn,
1356 update_ld_motion_stores): Don't try to
1357 keep reg_set tables up to date.
1358 (pre_insert_copies): Use df insn LUIDs.
1359 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
1360 (reg_set_info): Don't use extra bitmap argument.
1361 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
1362 information to compute regs_set_in_block.
1363 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
1364 (bypass_jumps): Don't use compute_sets and friends.
1366 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1369 * opts.c (undocumented_msg): Do not leave blank even with
1372 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1374 * c-decl.c (build_enumerator): Allow values folding to integer
1375 constants but not integer constant expressions with a pedwarn if
1378 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1381 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
1382 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
1383 type is an integer constant.
1385 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1388 * config/i386/i386.c (print_operand) ['z']: Revert handling of
1391 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1394 * c-decl.c (grokdeclarator): Diagnose declarations of functions
1395 with variably modified return type and no storage class
1396 specifiers, except for the case of nested functions. Distinguish
1397 extern declarations of functions with variably modified return
1398 types from those of objects with variably modified types.
1400 2009-04-25 Jan Hubicka <jh@suse.cz>
1402 * tree.c (list_equal_p): New function.
1403 * tree.h (list_equal_p): Declare.
1404 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1405 basic_block_def, basic_block, const_basic_block): New.
1406 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
1407 (redirect_eh_edge): New function.
1408 (make_eh_edge_update_phi): EH edges are not abnormal.
1409 * except.c: Include tree-flow.h.
1410 (list_match): New function.
1411 (eh_region_replaceable_by_p): New function.
1412 (replace_region): New function.
1413 (hash_type_list): New function.
1414 (hash_eh_region): New function.
1415 (eh_regions_equal_p): New function.
1416 (merge_peers): New function.
1417 (remove_unreachable_regions): Verify EH tree when checking;
1419 (copy_eh_region_1): New function.
1420 (copy_eh_region): New function.
1421 (push_reachable_handler): New function.
1422 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
1423 regions without label but with live RESX.
1424 * except.h (redirect_eh_edge_to_label): New.
1425 * tree-flow.h (redirect_eh_edge): New.
1426 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1427 basic_block_def, basic_block, const_basic_block): Remove.
1428 * Makefile.in (except.o): Add dependency on tree-flow.h
1429 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
1430 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
1433 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
1436 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
1437 on the destination of memcpy.
1439 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
1441 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
1442 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
1443 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
1445 2009-04-25 Jan Hubicka <jh@suse.cz>
1447 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
1448 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
1449 to be reached by different label than left.
1450 (update_eh_edges): Update comment; remove edge_to_remove if possible
1451 and return true if suceeded.
1452 (cleanup_empty_eh): Accept sharing map; handle shared regions.
1453 (cleanup_eh): Compute sharing map.
1454 * except.c (remove_eh_handler_and_replace): Add argument if we should
1456 (remove_unreachable_regions): Update for label sharing.
1457 (label_to_region_map): Likewise.
1458 (get_next_region_sharing_label): New function.
1459 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
1461 (remove_eh_handler): Update.
1462 (remove_eh_region_and_replace_by_outer_of): New function.
1463 * except.h (struct eh_region): Add next_region_sharing_label.
1464 (remove_eh_region_and_replace_by_outer_of,
1465 get_next_region_sharing_label): Declare.
1466 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
1468 2009-04-25 Jan Hubicka <jh@suse.cz>
1470 * tree-cfg.c (split_critical_edges): Split also edges where we can't
1471 insert code even if they are not critical.
1473 2009-04-25 Jan Hubicka <jh@suse.cz>
1475 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1476 (gimple_can_remove_branch_p): EH edges won't remove branch by
1478 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
1479 updating of non-abnormal EH edges.
1480 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1481 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
1482 (split_critical_edges): Split also edges where emitting code on them
1483 will lead to splitting later.
1485 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1486 H.J. Lu <hongjiu.lu@intel.com>
1489 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
1490 the configured assembler supports fildq and fistpq mnemonics.
1491 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
1492 * configure: Regenerated.
1495 * config/i386/i386.c (print_operand): Handle 'Z'.
1496 ['z']: Remove handling of special fild/fist suffixes.
1497 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
1498 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
1499 suffix of fild insn.
1500 (*floatsi<mode>2_vector_mixed): Ditto.
1501 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
1502 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
1503 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1504 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
1505 * config/i386/gas.h (GAS_MNEMONICS): Remove.
1507 2009-04-25 Ben Elliston <bje@au.ibm.com>
1509 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
1510 the source of a set operation.
1512 2009-04-25 Anatoly Sokolov <aesok@post.ru>
1514 * target.h (struct gcc_target): Add case_values_threshold field.
1515 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
1516 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
1517 * targhooks.c (default_case_values_threshold): New function.
1518 * targhooks.h (default_case_values_threshold): Declare function.
1519 * stmt.c (expand_case): Use case_values_threshold target hook.
1520 * expr.h (case_values_threshold): Remove declartation.
1521 * expr.c (case_values_threshold): Remove function.
1522 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
1524 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
1525 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1526 (avr_case_values_threshold): Declare as static.
1527 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
1529 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
1530 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1531 (mn10300_case_values_threshold): New function.
1533 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1535 * ira.c (setup_cover_and_important_classes): Add enum cast.
1537 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
1539 * genpreds.c (write_enum_constraint_num): Output definition of
1540 CONSTRAINT_NUM_DEFINED_P macro.
1541 * ira.c (setup_cover_and_important_classes): Use
1542 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
1544 2009-04-24 DJ Delorie <dj@redhat.com>
1546 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
1547 __SH2A_SINGLE_ONLY__ also.
1549 2009-04-24 Steve Ellcey <sje@cup.hp.com>
1551 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
1552 (movdf_internal): Ditto.
1553 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
1554 SFmode and DFmode constants.
1555 (ia64_print_operand): Add 'G' format for printing
1556 floating point constants.
1558 2009-04-24 Richard Guenther <rguenther@suse.de>
1560 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
1561 from unsigned additions.
1563 2009-04-24 Joseph Myers <joseph@codesourcery.com>
1565 * c-typeck.c (set_init_index): Allow array designators that are
1566 not integer constant expressions with a pedwarn if pedantic.
1568 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1570 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
1571 zero if no overlap in nonzero bits between the operands.
1573 2009-04-24 Ian Lance Taylor <iant@google.com>
1575 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
1576 (record_dead_and_set_regs): Likewise.
1577 * df.h (struct df_mw_hardreg): Change flags field to int.
1578 (struct df_base_ref): Likewise.
1579 (struct df): Change changeable_flags field to int.
1580 * df-scan.c (df_defs_record): Change clobber_flags to int.
1581 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
1582 constants rather than #define macros.
1583 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
1584 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
1585 (enum dwarf_calling_convention): Likewise.
1586 (enum dwarf_line_number_x_ops): Likewise.
1587 (enum dwarf_call_frame_info): Likewise.
1588 (enum dwarf_source_language): Likewise.
1589 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1590 (add_calling_convention_attribute): Likewise.
1591 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1592 (combine_comparisons): Change compcode to int. Add cast to enum type.
1593 * genrecog.c (maybe_both_true_2): Change c to int.
1594 (write_switch): Likewise. Add cast to enum type.
1595 * gimplify.c (gimplify_omp_for): Handle return values from
1596 gimplify_expr using MIN rather than bitwise or.
1597 (gimplify_expr): Add cast to enum type.
1598 * ipa-prop.c (update_jump_functions_after_inlining): Change
1599 IPA_BOTTOM to IPA_JF_UNKNOWN.
1600 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1601 Add casts to enum type.
1602 (setup_cover_and_important_classes): Change cl to int. Add casts
1604 (setup_class_translate): Change cl and mode to int.
1605 (ira_init_once): Change mode to int.
1606 (free_register_move_costs): Likewise.
1607 (setup_prohibited_mode_move_regs): Add casts to enum type.
1608 * langhooks.c (add_builtin_function_common): Rework assertion that
1609 value fits bitfield.
1610 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1611 * omega.c (omega_do_elimination): Avoid math on enum types.
1612 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1613 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1614 int local to handle integral_argment value.
1615 * regmove.c (try_auto_increment): Change PUT_MODE to
1617 * reload.c (push_secondary_reload): Add casts to enum type.
1618 (secondary_reload_class, find_valid_class): Likewise.
1619 * reload1.c (emit_input_reload_insns): Likewise.
1620 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1621 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1622 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1624 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1625 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1627 (expand_complex_libcall): Add casts to enum type.
1628 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1629 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1630 with ERROR_MARK, not NUM_TREE_CODES.
1631 (vect_create_epilog_for_reduction): Likewise.
1632 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1633 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1634 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1636 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1637 vect_unused_in_loop. Change 0 to loop_vect.
1638 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1639 * var-tracking.c (get_init_value): Change return type to enum
1641 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1642 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1644 (arm_override_options): Add casts to enum type.
1645 (arm_emit_tls_decoration): Likewise.
1646 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1648 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1649 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1650 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1652 * config/s390/s390.c (code_for_builtin_64): Change to array of
1654 (code_for_builtin_31): Likewise.
1655 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1657 * config/sparc/sparc.c (sparc_override_options): Change value
1658 field in struct code_model to enum cmodel. In initializer change
1659 0 to NULL and add cast to enum type.
1661 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1662 Change all callers. Issue a -Wc++-compat warning using
1663 lhs_origtype if necessary.
1664 (convert_for_assignment): Issue -Wc++-compat warnings about
1665 invalid conversions to enum type on assignment.
1666 * c-common.h (build_modify_expr): Update declaration.
1668 2009-04-24 Nick Clifton <nickc@redhat.com>
1670 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1671 (function_arg_advance): Likewise.
1672 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1675 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1677 * config/s390/constraints.md ('I', 'J'): Fix condition.
1679 2009-04-24 Diego Novillo <dnovillo@google.com>
1681 * gengtype-parse.c (parse_error): Add newline after message.
1683 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1685 * config/i386/sse.md (avxmodesuffixs): Removed.
1686 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1687 (*avx_pinsr<ssevecsize>): This.
1689 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1691 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1692 follow chains of regs with a single definition, and allow expressions
1693 that are function_invariant_p.
1694 (simple_rhs_p): Allow expressions that are function_invariant_p.
1696 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1699 * fold-const.c (fold_cond_expr_with_comparison): When folding
1700 > and >= to MAX, make sure the MAX uses the same type as the
1701 comparison's operands.
1703 2009-04-24 Nick Clifton <nickc@redhat.com>
1705 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1706 addressing for DImode accesses.
1707 (frv_print_operand_address): Handle PLUS case.
1708 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1710 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1712 PR rtl-optimization/39794
1713 * alias.c (canon_true_dependence): Add x_addr argument.
1714 * rtl.h (canon_true_dependence): Adjust prototype.
1715 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1716 * cselib.c (cselib_invalidate_mem): Likewise.
1717 * gcse.c (compute_transp): Likewise.
1718 * dse.c (scan_reads_nospill): Likewise.
1719 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1720 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1721 canon_base_addr of the group, plus optional offset.
1722 (struct group_info): Rename canon_base_mem to
1724 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1725 canon_rtx of base_mem.
1727 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1729 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1730 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1732 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1734 * config/spu/spu-builtins.h: Delete file.
1736 * config/spu/spu.h (enum spu_builtin_type): Move here from
1738 (struct spu_builtin_description): Likewise. Add GTY marker.
1739 Do not use enum spu_function_code or enum insn_code.
1740 (spu_builtins): Add extern declaration.
1742 * config/spu/spu.c: Do not include "spu-builtins.h".
1743 (enum spu_function_code, enum spu_builtin_type_index,
1744 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1745 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1746 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1747 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1748 (spu_builtin_types): Make static. Add GTY marker.
1749 (spu_builtins): Add extern declaration with GTY marker.
1752 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1753 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1754 Check programmatically whether all parameters are scalar.
1756 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1758 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1760 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1761 assignment from the constructor either if the target is volatile.
1763 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1765 * config/arm/arm.md (insv): Do not share operands[0].
1767 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1769 * config/vxlib-tls.c (active_tls_threads): Delete.
1770 (delete_hook_installed): New.
1771 (tls_delete_hook): Don't delete the delete hook.
1772 (tls_destructor): Delete it here.
1773 (__gthread_set_specific): Adjust installing the delete hook.
1774 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1775 __gthread_leave_tsd_dtor_context.
1777 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1779 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1781 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1783 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1785 (alpha_rtx_costs): Ditto.
1786 (emit_unlikely_jump): Use add_reg_note.
1787 (emit_frame_store_1): Ditto.
1788 (alpha_expand_prologue): Ditto.
1789 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1790 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1792 2009-04-23 Nick Clifton <nickc@redhat.com>
1794 * config/v850/v850.md (epilogue): Remove suppressed code.
1795 (return): Rename to return_simple and remove test of frame size.
1796 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1797 to gen_return_simple.
1799 2009-04-22 Jing Yu <jingyu@google.com>
1802 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1804 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1807 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1808 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1809 value is a VECTOR_CST, the element type is the element type of the
1812 2009-04-22 DJ Delorie <dj@redhat.com>
1814 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1816 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1818 * alias.c (find_base_term): Move around LO_SUM case, so that
1819 CONST falls through into PLUS/MINUS handling.
1822 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1823 into 0, use omit_one_operand.
1825 2009-04-23 Ben Elliston <bje@au.ibm.com>
1827 * config/rs6000/linux-unwind.h (get_regs): Remove type
1828 puns. Change the type of `pc' to an array of unsigned ints and
1829 update all users. Constify frame24.
1831 2009-04-22 DJ Delorie <dj@redhat.com>
1833 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1834 declarations before code.
1835 (current_function_special_page_vector): Likewise.
1836 (m32c_expand_insv): Silence a warning.
1838 2009-04-21 Taras Glek <tglek@mozilla.com>
1840 * alias.c: Update GTY annotations to new syntax.
1841 * basic-block.h: Likewise.
1842 * bitmap.h: Likewise.
1843 * c-common.h: Likewise.
1844 * c-decl.c: Likewise.
1845 * c-parser.c: Likewise.
1846 * c-pragma.c: Likewise.
1847 * c-tree.h: Likewise.
1848 * cfgloop.h: Likewise.
1849 * cgraph.h: Likewise.
1850 * config/alpha/alpha.c: Likewise.
1851 * config/arm/arm.h: Likewise.
1852 * config/avr/avr.h: Likewise.
1853 * config/bfin/bfin.c: Likewise.
1854 * config/cris/cris.c: Likewise.
1855 * config/darwin.c: Likewise.
1856 * config/frv/frv.c: Likewise.
1857 * config/i386/i386.c: Likewise.
1858 * config/i386/i386.h: Likewise.
1859 * config/i386/winnt.c: Likewise.
1860 * config/ia64/ia64.h: Likewise.
1861 * config/iq2000/iq2000.c: Likewise.
1862 * config/mips/mips.c: Likewise.
1863 * config/mmix/mmix.h: Likewise.
1864 * config/pa/pa.c: Likewise.
1865 * config/pa/pa.h: Likewise.
1866 * config/rs6000/rs6000.c: Likewise.
1867 * config/s390/s390.c: Likewise.
1868 * config/sparc/sparc.c: Likewise.
1869 * config/xtensa/xtensa.c: Likewise.
1870 * cselib.h: Likewise.
1871 * dbxout.c: Likewise.
1872 * dwarf2out.c: Likewise.
1873 * except.c: Likewise.
1874 * except.h: Likewise.
1875 * fixed-value.h: Likewise.
1876 * function.c: Likewise.
1877 * function.h: Likewise.
1878 * gimple.h: Likewise.
1879 * integrate.c: Likewise.
1880 * optabs.c: Likewise.
1881 * output.h: Likewise.
1884 * stringpool.c: Likewise.
1885 * tree-data-ref.c: Likewise.
1886 * tree-flow.h: Likewise.
1887 * tree-scalar-evolution.c: Likewise.
1888 * tree-ssa-address.c: Likewise.
1889 * tree-ssa-alias.h: Likewise.
1890 * tree-ssa-operands.h: Likewise.
1893 * varasm.c: Likewise.
1894 * varray.h: Likewise.
1896 * coretypes.h: Do not define GTY macro if it is already defined.
1897 * doc/gty.texi: Update GTY documentation to new syntax.
1898 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1899 annotations on structs.
1900 * gengtype-parse.c: Likewise.
1902 2009-04-22 Mark Heffernan <meheff@google.com>
1904 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1906 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1908 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1911 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1913 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1914 the same as a PLUS without a shift. Increase the cost of a
1917 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1919 * Makefile.in: Update dependencies.
1920 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1921 * errors.h: Remove bogus comment about compatibility.
1922 (warning): Update declaration.
1923 * genautomata.c: Update all calls to warning.
1924 * gimple.c: Do not include errors.h. Include toplev.h.
1925 * tree-ssa-structalias.c: Do not include errors.h.
1926 * omega.c: Likewise.
1927 * tree-ssa-reassoc.c: Likewise.
1928 * config/spu/spu-c.c: Likewise.
1929 * config/spu/t-spu-elf: Update dependencies.
1931 2009-04-22 Richard Guenther <rguenther@suse.de>
1933 PR tree-optimization/39824
1934 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1935 make sure the types are compatible.
1937 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1940 * c-common.c (c_parse_error): Take a token_flags parameter.
1941 Use token_type for the token type instead.
1942 Pass token_flags to cpp_type2name.
1943 * c-common.h (c_parse_error): Update declaration.
1944 * c-parser.c (c_parser_error): Pass 0 as token flags.
1946 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1948 PR rtl-optimization/39580
1949 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1951 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1953 * function.c (expand_function_end): Do not emit a jump to the "naked"
1954 return label for fall-through returns.
1955 * except.c (sjlj_emit_function_exit): Always place the call to the
1956 unregister function at the location installed by expand_function_end.
1958 2009-04-22 Richard Guenther <rguenther@suse.de>
1960 PR tree-optimization/39845
1961 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1962 (gen_inbound_check): Likewise.
1964 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1966 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1968 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1969 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1971 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1973 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1974 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1975 shift counts to avoid out-of-bounds array accesses.
1977 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1979 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1980 (Pmode): Move above.
1982 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1984 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1985 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1986 GET_CODE macro. Use IN_RANGE macro where appropriate.
1987 * config/alpha/alpha.h: Ditto.
1988 * config/alpha/alpha.md: Ditto.
1989 * config/alpha/constraints.md: Ditto.
1990 * config/alpha/predicates.md: Ditto.
1992 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1994 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1995 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1996 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1997 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1998 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1999 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2000 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2001 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2002 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2003 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2004 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2005 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2006 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2007 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2008 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2009 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2010 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2011 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2012 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2013 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2014 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2015 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2016 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2017 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2018 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2019 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2020 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2022 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2024 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
2025 references from comments.
2026 * cfgbuild.c: (count_basic_blocks): Delete.
2027 (find_basic_blocks_1): Delete.
2028 (find_basic_blocks): Delete.
2029 * except.c (finish_eh_generation): Make static. Move comment from
2030 except.h here. Remove find_basic_blocks references from comments.
2031 * except.h (finish_eh_generation): Delete.
2032 * basic-block.h (find_basic_blocks): Delete.
2033 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
2035 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
2037 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
2038 (sdbout_parms): Likewise.
2040 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
2042 * config/sh/sh.c (prepare_cbranch_operands): Use
2043 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
2044 (expand_cbranchdi4): Likewise.
2045 (from_compare): Add cast to enum type.
2046 (expand_cbranchsi4): Use add_reg_note.
2047 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
2048 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
2049 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
2050 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2051 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
2052 instead of CODE_FOR_nothing.
2053 (cbranchdi4): Likewise. Fix the order of arguments for
2055 (push_fpscr): Use add_reg_note.
2056 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
2057 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
2059 2009-04-21 Joseph Myers <joseph@codesourcery.com>
2061 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
2062 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
2063 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
2064 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
2065 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
2066 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
2067 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
2068 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
2069 config/alpha/x-vms, config/arc/t-arc,
2070 config/arm/README-interworking, config/arm/arm-c.c,
2071 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
2072 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
2073 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
2074 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
2075 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
2076 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
2077 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
2078 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
2079 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
2080 config/cris/t-elfmulti, config/crx/t-crx,
2081 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
2082 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
2083 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
2084 config/h8300/t-h8300, config/i386/athlon.md,
2085 config/i386/darwin-libgcc.10.4.ver,
2086 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
2087 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
2088 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
2089 config/i386/t-linux64, config/i386/t-nwld,
2090 config/i386/t-rtems-i386, config/i386/t-sol2-10,
2091 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
2092 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
2093 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
2094 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
2095 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
2096 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
2097 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
2098 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
2099 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
2100 config/m68k/t-uclinux, config/mcore/t-mcore,
2101 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
2102 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
2103 config/mips/crtn.asm, config/mips/irix-crti.asm,
2104 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
2105 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
2106 config/mips/mips-fixed.md, config/mips/sb1.md,
2107 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
2108 config/mips/t-iris6, config/mips/t-isa3264,
2109 config/mips/t-libgcc-mips16, config/mips/t-linux64,
2110 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
2111 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
2112 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
2113 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
2114 config/mn10300/t-linux, config/mn10300/t-mn10300,
2115 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
2116 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
2117 config/picochip/libgccExtras/clzsi2.asm,
2118 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
2119 config/rs6000/darwin-libgcc.10.4.ver,
2120 config/rs6000/darwin-libgcc.10.5.ver,
2121 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
2122 config/rs6000/t-aix43, config/rs6000/t-aix52,
2123 config/rs6000/t-darwin, config/rs6000/t-fprules,
2124 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
2125 config/rs6000/t-lynx, config/rs6000/t-netbsd,
2126 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
2127 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
2128 config/rs6000/t-rtems, config/rs6000/t-spe,
2129 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
2130 config/score/t-score-elf, config/sh/divcost-analysis,
2131 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
2132 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
2133 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
2134 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
2135 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
2136 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
2137 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
2138 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
2139 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
2140 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
2141 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
2142 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
2143 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
2144 limitx.h, version.c, xcoff.h: Add copyright and license notices.
2145 * config/h8300/genmova.sh: Include copyright and license notices
2146 in generated output.
2147 * config/h8300/mova.md: Regenerate.
2148 * doc/install.texi2html: Include word "Copyright" in copyright
2149 notice and use name "Free Software Foundation, Inc.".
2150 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
2151 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
2152 ChangeLog-2007, ChangeLog-2008: Correct dates.
2154 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
2156 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
2157 NE_EXPR operations as well.
2158 * c-parser.c (c_parser_condition): Do not set location information on
2160 (c_parser_conditional_expression): Likewise.
2161 (c_parser_binary_expression): Set location information on operators.
2162 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
2163 TRUTH_NOT_EXPR has been folded.
2164 * fold-const.c (fold_truth_not_expr): Copy location information from
2165 the incoming expression to the outgoing one.
2166 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
2167 recursive calls on the LHS of the operator but pass that of the
2168 operator to recursive calls on the RHS of the operator. Set it
2170 (shortcut_cond_expr): Set the locus of the operator on the second
2171 COND_EXPR and that of the expression on the first in degenerate cases.
2172 Pass the locus of the expression to calls to shortcut_cond_r.
2173 Set the locus of the 'then' block on the associated jump, if any.
2174 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
2175 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
2176 expression to call to gimplify_boolean_expr.
2178 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
2180 * config.gcc: Add additional configuration for
2181 i686-w64-mingw* and x86_64-w64-mingw* triplet.
2182 * config/i386/mingw-w64.h: New mingw-w64 specific header.
2183 (CPP_SPEC): Redefine for allowing -municode option.
2184 (STARTFILE_SPEC): Likewise.
2185 * config/i386/t-mingw-w64: New.
2186 * config/i386/mingw-w64.opt: New.
2187 (municode): Add new target option.
2188 * doc/invoke.texi (municode): Add documentation for new option.
2190 2009-04-21 Ian Lance Taylor <iant@google.com>
2192 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2193 Correct test for number of arguments.
2194 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
2196 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
2198 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
2199 argument of emit_library_call.
2201 2009-04-21 Richard Guenther <rguenther@suse.de>
2204 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
2205 inside VIEW_CONVERT_EXPRs.
2207 2009-04-21 Martin Jambor <mjambor@suse.cz>
2209 * tree-switch-conversion.c (build_constructors): Split a long line.
2210 (constructor_contains_same_values_p): New function.
2211 (build_one_array): Create assigns of constants if possible, do not
2212 call mark_sym_for_renaming, call update_stmt.
2213 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
2214 make_rename_temp. Do not call mark_symbols_for_renaming, call
2216 (gen_def_assigns): Do not call mark_symbols_for_renaming or
2217 find_new_referenced_vars, call update_stmt.
2218 (gen_inbound_check): Use create_tmp_var and create ssa names manually
2219 instead of calling make_rename_temp. Do not call
2220 find_new_referenced_vars or mark_symbols_for_renaming, call
2223 2009-04-21 Richard Guenther <rguenther@suse.de>
2225 PR tree-optimization/39827
2226 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
2227 (tree_ssa_phiprop): Pass the correct array size.
2229 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
2231 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
2233 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2236 * c-typeck.c (lvalue_p): Move declaration ...
2237 * c-common.h (lvalue_p): ... to here.
2238 * c-common.c (candidate_equal_p): New.
2239 (add_tlist): Use it.
2240 (merge_tlist): Use it.
2241 (warn_for_collisions_1): Likewise.
2242 (warning_candidate_p): Accept more candidates.
2243 (verify_tree): A warning candidate can be an expression. Use
2246 2009-04-21 Ben Elliston <bje@au.ibm.com>
2249 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2250 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
2251 options. Remove -mcall-solaris documentation.
2253 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2256 * doc/invoke.texi (-Wlong-long): Update description.
2257 * c-lex (interpret_integer): Only warn if there was no previous
2258 overflow and -Wlong-long is enabled.
2259 * c-decl.c (declspecs_add_type): Drop redundant flags.
2260 * c.opt (Wlong-long): Init to -1.
2261 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
2262 and front-end warn_long_long. Wlong-long only depends on other
2263 flags if it is uninitialized.
2264 * c-parser.c (disable_extension_diagnostics): warn_long_long is
2265 the same for CPP and FE.
2266 (restore_extension_diagnostics): Likewise.
2268 2009-04-20 Ian Lance Taylor <iant@google.com>
2270 Fix enum conversions which are invalid in C++:
2271 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
2272 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
2273 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
2274 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
2275 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
2276 (dbxout_parms): Likewise.
2277 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
2278 (df_clear_flags): Likewise.
2279 * df-problems.c (df_rd_bb_local_compute_process_def): Change
2280 top_flag parameter to int.
2281 (df_chain_create_bb_process_use): Likewise.
2282 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
2284 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
2285 (df_ref_create_structure, df_def_record_1): Likewise.
2286 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
2287 (df_notes_rescan): Change 0 to VOIDmode in function call.
2288 (df_get_call_refs, df_insn_refs_collect): Likewise.
2289 (df_bb_regs_collect): Likewise.
2290 (df_entry_block_defs_collect): Likewise.
2291 (df_exit_block_uses_collect): Likewise.
2292 * df.h: Update declarations.
2293 * double-int.c (double_int_divmod): Add cast to enum type.
2294 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
2295 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
2296 (based_loc_descr): Likewise.
2297 (loc_descriptor_from_tree_1): Change first_op and second_op to
2298 enum dwarf_location_atom. Add cast to enum type.
2299 * expmed.c (init_expmed): Change 0 to SET in function call.
2300 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
2301 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
2302 (do_store_flag): Likewise.
2303 * fixed-value.h (struct fixed_value): Change mode to enum
2305 * function.c (assign_parms): Change 0 to VOIDmode in function call.
2306 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
2308 (insert_insn_decl, insert_decl, insert_state): Likewise.
2309 (automata_list_finish): Likewise.
2310 * genrecog.c (process_define_predicate): Add cast to enum type.
2311 * gensupport.c (init_predicate_table): Add cast to enum type.
2312 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
2314 (gimple_build_call_1, gimple_build_label): Likewise.
2315 (gimple_build_goto, gimple_build_asm_1): Likewise.
2316 (gimple_build_switch_1, gimple_build_cdt): Likewise.
2317 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
2318 (enum fallback): Rename from enum fallback_t.
2319 (fallback_t): Typedef as int.
2320 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
2321 GSI_SAME_STMT in function call.
2322 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
2324 (setup_reg_class_relations): Likewise.
2325 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
2326 (setup_prohibited_class_mode_regs): Add cast to enum type.
2327 (setup_prohibited_mode_move_regs): Likewise.
2328 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
2329 (record_address_regs): Change i to enum reg_class.
2330 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
2331 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
2332 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
2333 (GET_MODE_2XWIDER_MODE): Likewise.
2334 (GET_CLASS_NARROWEST_MODE): Likewise.
2335 * omp-low.c (expand_omp_for): Add cast to enum type.
2336 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
2337 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
2338 * postreload.c (reload_cse_simplify_operands): Change rclass local
2340 * predict.c (combine_predictions_for_insn): Change best_predictor
2341 and predictor to enum br_predictor.
2342 (combine_predictions_for_bb): Likewise.
2343 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
2344 use SET_PREDICT_EXPR_OUTCOME.
2345 * real.c (real_arithmetic): Change icode to code in function call.
2346 * reginfo.c (init_move_cost): Add casts to enum type.
2347 (init_reg_sets_1, init_fake_stack_mems): Likewise.
2348 * regmove.c (regclass_compatible_p): Change class0 and class1 to
2350 * reload.c (find_valid_class): Add casts to enum type.
2351 (push_reload): Change 0 to NO_REGS in function call.
2352 (find_reloads): Change this_alternative to array of enum
2353 reg_class. Remove some now-unnecessary casts.
2354 (make_memloc): Change 0 to VOIDmode in function call.
2355 * reload1.c (reload): Change 0 to VOIDmode in function call.
2356 (eliminate_regs_1, elimination_effects): Likewise.
2357 (eliminate_regs_in_insn): Likewise.
2358 (emit_input_reload_insns): Add cast to enum type.
2359 (delete_output_reload): Change 0 to VOIDmode in function call.
2360 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
2361 to enum type in function call.
2362 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
2363 (SET_PREDICT_EXPR_OUTCOME): Define.
2364 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
2365 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
2366 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
2367 (dump_function): Likewise.
2368 * tree-dump.h: Update declarations.
2369 * tree-pass.h: Update declarations.
2370 * varasm.c (assemble_integer): Change mclass to enum mode_class.
2371 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
2373 (arm_rtx_costs_1): Correct parenthesization.
2374 (arm_rtx_costs): Add casts to enum type.
2375 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
2376 (vfp_emit_fstmd): Use add_rg_note.
2377 (emit_multi_reg_push, emit_sfm): Likewise.
2378 (thumb_set_frame_pointer): Likewise.
2379 (arm_expand_prologue): Likewise.
2380 (arm_regno_class): Change return type to enum reg_class.
2381 (thumb1_expand_prologue): Use add_reg_note.
2382 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
2383 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
2385 * config/arm/gentune.sh: Add cast to enum type.
2386 * config/arm/arm-tune.md: Rebuild.
2387 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
2388 (ix86_split_fp_branch, predict_jump): Likewise.
2389 (ix86_expand_multi_arg_builtin): Change sub_code from enum
2390 insn_code to enum rtx_code.
2391 (ix86_builtin_vectorized_function): Add cast to enum type.
2392 * config/i386/i386.md (truncdfsf2): Change slot to enum
2394 (truncxf<mode>2, isinf<mode>2): Likewise.
2395 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
2397 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
2398 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
2399 (insert_bundle_state): Change 1 to INSERT in function call.
2400 (ia64_add_bundle_selector_before): Likewise.
2401 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
2402 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
2403 (restore_stack_nonlocal): Likewise.
2404 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
2406 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
2408 (mips_rtx_costs): Likewise.
2409 (mips_override_options): Add casts to enum type.
2410 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
2412 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
2413 (store_reg, set_reg_plus_d): Likewise.
2414 (hppa_expand_prologue, hppa_profile_hook): Likewise.
2415 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
2417 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
2419 (emit_unlikely_jump): Use add_reg_note.
2420 (rs6000_emit_allocate_stack): Likewise.
2421 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
2422 (output_toc): Change 1 to INSERT in function call.
2423 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
2424 (rs6000_initialize_trampoline): Likewise.
2425 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
2427 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
2428 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
2429 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
2430 (save_gprs): Use add_reg_note.
2431 (s390_emit_prologue): Likewise.
2432 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2433 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
2434 (sparc_fold_builtin): Add cast to enum type.
2435 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
2437 (spu_expand_prologue): Use add_reg_note.
2438 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
2440 2009-04-20 Ian Lance Taylor <iant@google.com>
2442 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
2443 (c_parser_postfix_expression_after_primary): Get VEC for list of
2444 arguments. Get original types of arguments. Call
2445 build_function_call_vec.
2446 (cached_expr_list_1, cached_expr_list_2): New static variables.
2447 (c_parser_expr_list): Change return type to VEC *. Add
2448 p_orig_types parameter. Change all callers.
2449 (c_parser_release_expr): New static function.
2450 (c_parser_vec_to_tree_list): New static function.
2451 * c-typeck.c (build_function_call): Rewrite to build a VEC and
2452 call build_function_call_vec.
2453 (build_function_call_vec): New function, based on old
2454 build_function_call.
2455 (convert_arguments): Remove nargs and argarray parameters. Change
2456 values to a VEC. Add origtypes parameter.
2457 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
2458 (convert_for_assignment): Add origtype parameter. Change all
2459 callers. If warn_cxx_compat, check for conversion to an enum
2460 type when calling a function.
2461 (store_init_value): Add origtype parameter. Change all callers.
2462 (digest_init): Likewise.
2463 (struct init_node): Add origtype field.
2464 (add_pending_init): Add origtype parameter. Change all callers.
2465 (output_init_element): Likewise.
2466 (output_pending_init_elements): Pass origtype from init_node to
2467 output_init_element.
2468 (process_init_element): Pass origtype from c_expr to
2469 output_init_element.
2470 (c_finish_return): Add origtype parameter. Change all callers.
2471 * c-common.c (sync_resolve_size): Change params to VEC *. Change
2473 (sync_resolve_params): Likewise.
2474 (sync_resolve_return): Change params to first_param. Change caller.
2475 (resolve_overloaded_builtins): Change params to VEC *. Change
2476 callers. Save first parameter around call to build_function_call_vec.
2477 * c-decl.c (finish_decl): Add origtype parameter. Change all
2478 callers. Call build_function_call_vec rather than
2479 build_function_call for cleanup.
2480 * c-tree.h: Update declarations.
2481 * c-common.h: Update declarations.
2482 * stub-objc.c (objc_rewrite_function_call): Change parameter from
2483 params to first_param.
2484 * target.h (struct gcc_target): Change resolve_overloaded_builtin
2485 params parameter from tree to void *.
2486 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2487 Change arglist parameter to have type void *, and to be a pointer
2489 * config/rs6000/rs6000-protos.h
2490 (altivec_resolve_overloaded_builtin): Update declaration.
2491 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
2492 fnargs parameter to have type void *, and to be a pointer to a
2493 VEC. Call build_function_call_vec instead of
2494 build_function_call.
2495 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
2497 2009-04-20 Joey Ye <joey.ye@intel.com>
2498 Xuepeng Guo <xuepeng.guo@intel.com>
2499 H.J. Lu <hongjiu.lu@intel.com>
2501 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
2503 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
2504 (IX86_LEA_PRIORITY): Likewise.
2505 (distance_non_agu_define): New function.
2506 (distance_agu_use): Likewise.
2507 (ix86_lea_for_add_ok): Likewise.
2508 (ix86_dep_by_shift_count): Likewise.
2510 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
2511 should split for LEA.
2513 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
2515 (ix86_dep_by_shift_count): Likewise.
2517 2009-04-20 Richard Guenther <rguenther@suse.de>
2519 * expr.c (handled_component_p): Move ...
2520 * tree.h (handled_component_p): ... here.
2521 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
2522 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
2523 and REALPART_EXPR to be in one group.
2525 2009-04-20 Richard Guenther <rguenther@suse.de>
2527 * basic-block.h (get_all_dominated_blocks): Declare.
2528 * dominance.c (get_all_dominated_blocks): New function.
2529 * tree-cfg.c (get_all_dominated_blocks): Remove.
2530 (remove_edge_and_dominated_blocks): Adjust.
2531 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
2532 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
2533 instead of recursing.
2535 2009-04-20 Doug Kwan <dougkwan@google.com>
2537 * cgraph.h (cgraph_node_ptr): New type for vector functions.
2538 (struct cgraph_node_set_def): New type.
2539 (cgraph_node_set) New type. Also declare vector functions.
2540 (struct cgraph_node_set_element_def): New type.
2541 (cgraph_node_set_element): Ditto.
2542 (cgraph_node_set_iterator): New iterator type.
2543 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
2544 cgraph_node_set_remove, dump_cgraph_node_set,
2545 debug_cgraph_node_set): New prototypes.
2546 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
2547 cgraph_node_set_size): New inlines.
2548 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
2550 (struct ipa_opt_pass): Add struct cgraph_node_set_def
2551 argument to function 'write_summary'.
2552 * ipa.c: Include ggc.h.
2553 (hash_cgraph_node_set_element,
2554 eq_cgraph_node_set_element, cgraph_node_set_new,
2555 cgraph_node_set_add, cgraph_node_set_remove,
2556 cgraph_node_set_find, dump_cgraph_node_set,
2557 debug_cgraph_node_set): New functions.
2558 * Makefile.in (ipa.o): Add dependency on GGC_H.
2560 2009-04-20 Ira Rosen <irar@il.ibm.com>
2562 PR tree-optimization/39675
2563 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
2564 check of the return code of vect_schedule_slp. Check that
2565 stmt_vec_info still exists for the statement, before checking its
2568 2009-04-20 Michael Matz <matz@suse.de>
2570 * Makefile.in (generated_files): Take out $(simple_generated_c).
2572 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
2574 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
2575 (UINTPTR_TYPE): Likewise.
2577 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2580 * c-typeck.c (digest_init): Check for initializing an array with a
2583 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2586 * c-semantics.c (pop_stmt_list): Propagate
2587 STATEMENT_LIST_HAS_LABEL to parent statement list.
2589 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2591 * config/mips/mips.h (mips_tune_attr): New macro.
2592 * config/mips/mips.md (cpu): Use it.
2594 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2597 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2600 2009-04-19 Diego Novillo <dnovillo@google.com>
2602 * toplev.c (compile_file): Move call to coverage_finish ...
2603 * cgraphunit.c (ipa_passes): ... here.
2604 Call cgraph_process_new_functions.
2605 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2606 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2608 2009-04-19 Jan Hubicka <jh@suse.cz>
2610 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2612 (dump_cgraph_node): Dump can throw external flag.
2613 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2615 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2619 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2620 * common.opt (Wlogical-op): Move from here...
2621 * c.opt (Wlogical-op): ... to here.
2622 * c-typeck.c (parser_build_binary_op): Update call to
2623 warn_logical_operator.
2624 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2626 * c-common.c (warn_logical_op): Update.
2627 * c-common.h (warn_logical_op): Update declaration.
2629 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2631 * tree.c (protected_set_expr_location): Fix formatting.
2633 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2636 * c-typeck.c (readonly_warning): new.
2637 (build_unary_op, build_modify_expr): Use readonly_warning for
2638 storing into something readonly but not const-qualified.
2640 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2643 * c-typeck.c (build_unary_op): Check for taking address of
2644 expression of type void.
2646 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2649 * c-typeck.c (build_function_call): Check for calling a function
2650 with qualified void return types. Call require_complete_type when
2653 2009-04-18 Jan Hubicka <jh@suse.cz>
2655 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2657 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2658 can_throw_external flag.
2659 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2660 * ipa-pure-const.c (ignore_edge): New function.
2661 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2662 only over can_throw_external edges.
2663 (local_pure_const): Add nothrow flag.
2664 * ipa-utils.c (searchc): Add ignore_edge callback.
2665 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2666 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2667 (set_nothrow_function_flags): Update cgraph.
2668 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2670 2009-04-18 Richard Guenther <rguenther@suse.de>
2673 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2674 (fold_stmt): ... this and ...
2675 (fold_stmt_inplace): ... this.
2676 (fold_stmt_1): Fold references in calls and asms.
2677 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2679 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2681 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2682 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2684 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2686 * tree.c (function_args_count): Remove.
2687 * tree.h: Remove the prototype for function_args_count.
2689 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2691 * tree-iterator.c (expr_only): Remove.
2692 * tree.h: Remove the prototype for expr_only.
2694 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2696 * reginfo.c (cannot_change_mode_set_regs): Remove.
2697 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2699 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2701 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2702 whether operands 0 and 1 overlaps.
2704 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2707 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2708 pointer. Use warning_at instead of warning.
2709 (search_for_addr_array): Likewise.
2710 (check_array_bounds): Likewise.
2711 (check_all_array_refs): Check that the incoming edge is not in the
2712 list of edges to be removed.
2713 (check_all_array_refs): Avoid the temporal pointer.
2714 (vrp_visit_cond_stmt): Fix typo.
2715 (simplify_switch_using_ranges): Handle the case where the switch
2716 index is an integer constant.
2718 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2720 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2722 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2724 * doc/extend.texi, doc/invoke.texi: Fix typos.
2726 2009-04-17 Cary Coutant <ccoutant@google.com>
2728 * tree-flow-inline.h (get_lineno): Fix inverted test.
2730 2009-04-17 Diego Novillo <dnovillo@google.com>
2732 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2733 assertion for AVAIL_OUT.
2735 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2738 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2739 * config/sh/linux-atomic.asm: Likewise.
2741 2009-04-17 Diego Novillo <dnovillo@google.com>
2743 * except.c (debug_eh_tree): New.
2744 (struct eh_region, struct eh_status): Move ...
2745 * except.h: ... here.
2746 (add_type_for_runtime): Declare extern.
2747 (lookup_type_for_runtime): Likewise.
2748 (debug_eh_tree): Declare.
2749 * Makefile.in (GTFILES): List except.h before except.c
2751 2009-04-17 Diego Novillo <dnovillo@google.com>
2753 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2754 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2755 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2756 (find_vars_r): ... here.
2757 * tree-flow.h (find_referenced_vars_in): Declare.
2758 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2759 that AVAIL_OUT exists for BLOCK.
2760 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2761 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2762 (tree-parloops.o): Likewise.
2764 2009-04-17 Simon Baldwin <simonb@google.com>
2766 * toplev.c (default_tree_printer): Add handling for %E format.
2768 2009-04-17 Diego Novillo <dnovillo@google.com>
2770 * tree-pretty-print.c (dump_generic_node): Add break after
2771 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2772 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2773 FUNCTION_TYPE together. Call print_struct_decl when printing
2774 structures and TDF_SLIM is not given.
2775 (print_struct_decl): Fix logic for detecting recursion.
2777 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2780 * gcc.c (create_at_file): New.
2781 (compile_input_file_p): New.
2782 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2783 * main.c (main): Update call to toplev_main.
2784 * toplev.c (toplev_main): Change signature. Call expandargv.
2785 * toplev.h (toplev_main): Change signature.
2787 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2789 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2790 if the latter is not constant.
2792 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2794 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2796 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2798 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2799 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2801 2009-04-17 Richard Guenther <rguenther@suse.de>
2803 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2804 Handle component references view-converting an invariant address.
2806 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2808 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2809 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2810 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2811 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2812 Use @deftypevr rather than @deftypevar.
2814 2009-04-17 Richard Guenther <rguenther@suse.de>
2816 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2817 (get_prop_source_stmt): Likewise.
2818 (can_propagate_from): Likewise.
2820 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2822 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2823 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2824 (--with-multilib-list): Add default value.
2825 * configure: Regenerate.
2826 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2827 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2828 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2829 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2830 Don't add default cpu to multilib list unnecessarily, but do enable
2831 the relevant compiler option..
2832 Add support for --with-multilib-list=<blank> and
2833 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2834 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2835 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2836 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2838 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2839 (MULTILIB_OSDIRNAMES): New variable.
2840 * config/sh/t-1e: Delete file.
2841 * config/sh/t-mlib-sh1: Delete file.
2842 * config/sh/t-mlib-sh2: Delete file.
2843 * config/sh/t-mlib-sh2a: Delete file.
2844 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2845 * config/sh/t-mlib-sh2a-single: Delete file.
2846 * config/sh/t-mlib-sh2a-single-only: Delete file.
2847 * config/sh/t-mlib-sh2e: Delete file.
2848 * config/sh/t-mlib-sh3e: Delete file.
2849 * config/sh/t-mlib-sh4: Delete file.
2850 * config/sh/t-mlib-sh4-nofpu: Delete file.
2851 * config/sh/t-mlib-sh4-single: Delete file.
2852 * config/sh/t-mlib-sh4-single-only: Delete file.
2853 * config/sh/t-mlib-sh4a: Delete file.
2854 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2855 * config/sh/t-mlib-sh4a-single: Delete file.
2856 * config/sh/t-mlib-sh4a-single-only: Delete file.
2857 * config/sh/t-mlib-sh4al: Delete file.
2858 * config/sh/t-mlib-sh5-32media: Delete file.
2859 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2860 * config/sh/t-mlib-sh5-64media: Delete file.
2861 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2862 * config/sh/t-mlib-sh5-compact: Delete file.
2863 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2864 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2865 * doc/install.texi (Options specification): Add
2866 --with-multilib-list and --with-endian.
2868 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2870 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2872 (OBJS-common): Add plugin-version.o.
2873 (plugin-version.o): New.
2874 * gcc-plugin.h (plugin_gcc_version): New.
2875 (plugin_default_version_check): New.
2876 (plugin_init_func, plugin_init): Add version argument.
2877 * plugin-version.c: New.
2878 * plugin.c (str_plugin_gcc_version_name): New.
2879 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2880 pass it to the init function.
2881 (plugin_default_version_check): New.
2883 2009-04-17 Richard Guenther <rguenther@suse.de>
2885 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2886 for decl-vs-decl disambiguation.
2888 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2890 * config/s390/s390.h (s390_tune_attr): New macro definition.
2891 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2893 2009-04-17 Richard Guenther <rguenther@suse.de>
2895 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2896 (fold_stmt_r): Likewise.
2897 (maybe_fold_reference): New function.
2898 (fold_gimple_assign): Handle cases fold_stmt_r did.
2899 (fold_stmt): Do not use fold_stmt_r.
2900 (fold_stmt_inplace): Likewise.
2902 2009-04-17 Richard Guenther <rguenther@suse.de>
2904 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2905 (record_equivalences_from_stmt): Remove useless checks and
2907 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2908 the type is already suitable.
2910 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2912 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2914 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2916 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2917 (CMPtype): Define as __gcc_CMPtype.
2919 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2921 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2922 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2924 2009-04-17 Richard Guenther <rguenther@suse.de>
2926 PR tree-optimization/39746
2927 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2928 special-casing for builtins and static variable use/def.
2929 (call_may_clobber_ref_p_1): Likewise.
2931 2009-04-16 Ian Lance Taylor <iant@google.com>
2933 * df.h: Include "timevar.h".
2934 (struct df_problem): Change tv_id field to timevar_id_t.
2935 * tree-pass.h: Include "timevar.h".
2936 (struct opt_pass): Change tv_id field to timevar_id_t.
2937 * timevar.h (timevar_id_t): Define TV_NONE.
2938 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2939 TV_NONE rather than tv_id != 0.
2940 (execute_one_pass): Likewise.
2941 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2942 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2943 dependencies to $(TREE_PASS_H).
2944 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2946 (pass_branch_target_load_optimize2): Likewise.
2947 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2948 (pass_outof_cfg_layout_mode): Likewise.
2949 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2950 (pass_rebuild_cgraph_edges): Likewise.
2951 (pass_remove_cgraph_callee_edges): Likewise.
2952 * df-core.c (pass_df_initialize_opt): Likewise.
2953 (pass_df_initialize_no_opt): Likewise.
2954 (pass_df_finish): Likewise.
2955 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2956 * except.c (pass_set_nothrow_function_flags): Likewise.
2957 (pass_convert_to_eh_region_ranges): Likewise.
2958 * final.c (pass_compute_alignments): Likewise.
2959 * function.c (pass_instantiate_virtual_regs): Likewise.
2960 (pass_init_function): Likewise.
2961 (pass_leaf_regs): Likewise.
2962 (pass_match_asm_constraints): Likewise.
2963 * gimple-low.c (pass_lower_cf): Likewise.
2964 (pass_mark_used_blocks): Likewise.
2965 * init-regs.c (pass_initialize_regs): Likewise.
2966 * integrate.c (pass_initial_value_sets): Likewise.
2967 * ira.c (pass_ira): Likewise.
2968 * jump.c (pass_cleanup_barriers): Likewise.
2969 * omp-low.c (pass_expand_omp): Likewise.
2970 (pass_lower_omp): Likewise.
2971 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2972 * recog.c (pass_split_all_insns): Likewise.
2973 (pass_split_after_reload): Likewise.
2974 (pass_split_before_regstack): Likewise.
2975 (pass_split_before_sched2): Likewise.
2976 (pass_split_for_shorten_branches): Likewise.
2977 * reginfo.c (pass_reginfo_init): Likewise.
2978 (pass_subregs_of_mode_init): Likewise.
2979 (pass_subregs_of_mode_finish): Likewise.
2980 * passes.c (pass_postreload): Likewise.
2981 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2982 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2983 (pass_warn_function_return): Likewise.
2984 (pass_warn_function_noreturn): Likewise.
2985 * tree-complex.c (pass_lower_complex): Likewise.
2986 (pass_lower_complex_O0): Likewise.
2987 * tree-if-conv.c (pass_if_conversion): Likewise.
2988 * tree-into-ssa.c (pass_build_ssa): Likewise.
2989 * tree-mudflap.c (pass_mudflap_1): Likewise.
2990 (pass_mudflap_2): Likewise.
2991 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2992 (pass_mudflap_2): Likewise.
2993 * tree-nrv.c (pass_return_slot): Likewise.
2994 * tree-object-size.c (pass_object_sizes): Likewise.
2995 * tree-optimize.c (pass_all_optimizations): Likewise.
2996 (pass_early_local_passes): Likewise.
2997 (pass_all_early_optimizations): Likewise.
2998 (pass_cleanup_cfg): Likewise.
2999 (pass_cleanup_cfg_post_optimizing): Likewise.
3000 (pass_free_datastructures): Likewise.
3001 (pass_free_cfg_annotations): Likewise.
3002 (pass_fixup_cfg): Likewise.
3003 (pass_init_datastructures): Likewise.
3004 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
3005 (pass_late_warn_uninitialized): Likewise.
3006 (pass_update_address_taken): Likewise.
3007 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
3008 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
3009 (pass_cse_sincos): Likewise.
3010 (pass_convert_to_rsqrt): Likewise.
3011 * tree-ssa-structalias.c (pass_build_alias): Likewise.
3012 * tree-stdarg.c (pass_stdarg): Likewise.
3013 * tree-tailcall.c (pass_tail_recursion): Likewise.
3014 (pass_tail_calls): Likewise.
3015 * tree-vect-generic.c (pass_lower_vector): Likewise.
3016 (pass_lower_vector_ssa): Likewise.
3017 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
3019 2009-04-16 Joseph Myers <joseph@codesourcery.com>
3021 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
3023 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
3025 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
3026 logical and signext.
3028 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
3031 * config/sh/predicates.md (arith_operand): Check if the operand
3032 of TRUNCATE is a REG.
3034 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3036 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
3037 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
3039 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3041 * tree-iterator.c (tsi_split_statement_list_after,
3042 tsi_split_statement_list_before): Remove.
3043 * tree-iterator.h: Remove the prototypes for
3044 tsi_split_statement_list_after and tsi_split_statement_list_before.
3046 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3048 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
3049 * tree-ssa-propagate.h: Remove the prototype for
3050 stmt_makes_single_load.
3052 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3054 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
3055 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
3057 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3059 * tree-iterator.c (EXPR_LAST_BODY): Remove.
3061 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3063 * except.c (eh_region_outer_p): Remove.
3064 * except.h: Remove the prototype for eh_region_outer_p.
3066 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3068 * function.c (current_function_assembler_name): Remove.
3069 * function.h: Remove the prototype for
3070 current_function_assembler_name.
3072 2009-04-16 Ian Lance Taylor <iant@google.com>
3074 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
3075 (add_reg_note): Call alloc_reg_note.
3076 * rtl.h (alloc_reg_note): Declare.
3077 * combine.c (try_combine): Use alloc_reg_note.
3078 (recog_for_combine, move_deaths): Likewise.
3079 (distribute_notes): Use alloc_reg_note and add_reg_note.
3080 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
3081 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
3082 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
3084 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
3086 PR rtl-optimization/39762
3087 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
3088 ira_may_move_out_cost): Add comments about way of their usage.
3089 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
3091 * ira-conflicts.c (process_regs_for_copy): Use function
3092 ira_get_register_move_cost instead of global
3093 ira_register_move_cost.
3095 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
3096 color_pass, move_spill_restore, update_curr_costs): Ditto.
3098 * ira-lives.c (process_single_reg_class_operands): Ditto.
3100 * ira-emit.c (emit_move_list): Ditto.
3102 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
3103 (record_reg_classes): Ditto. Use functions
3104 ira_get_register_move_cost and ira_get_may_move_cost instead of
3105 global vars ira_register_move_cost, ira_may_move_out_cost and
3106 ira_may_move_in_cost.
3107 (record_address_regs): Don't call ira_init_register_move_cost.
3108 Use function ira_get_may_move_cost instead of global
3109 ira_may_move_in_cost.
3110 (process_bb_node_for_hard_reg_moves): Use function
3111 ira_get_register_move_cost instead of global ira_register_move_cost.
3112 (ira_costs): Don't call ira_init_register_move_cost.
3114 2009-04-16 Richard Guenther <rguenther@suse.de>
3116 * tree-cfg.c (verify_gimple_assign_binary):
3117 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
3118 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
3119 (create_general_new_stmt): Note that this function is broken.
3121 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3123 * common.opt (fhelp): Add Var(help_flag).
3124 * gcc-plugin.h (plugin_info): Add help.
3125 * plugin.c (plugin_name_args): Add help.
3126 (register_plugin_info): Set plugin->help.
3127 (print_help_one_plugin): New.
3128 (print_plugins_help): New.
3129 * plugin.h (print_plugins_help): New.
3130 * toplev.c (toplev_main): Call print_plugins_help if needed.
3132 2009-04-16 Richard Guenther <rguenther@suse.de>
3134 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
3135 (gimple_ior_addresses_taken_1): New function.
3136 (gimple_ior_addresses_taken): Likewise.
3137 * gimple.h (struct gimple_statement_with_ops_base): Remove
3138 addresses_taken member.
3139 (gimple_ior_addresses_taken): Declare.
3140 (gimple_addresses_taken, gimple_addresses_taken_ptr,
3141 gimple_set_addresses_taken): Remove.
3142 * ipa-reference.c (mark_address): New function.
3143 (scan_stmt_for_static_refs): Use it for marking addresses taken.
3144 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
3145 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
3146 (gimple_add_to_addresses_taken): Remove.
3147 (get_tmr_operands): Call mark_address_taken.
3148 (get_asm_expr_operands): Likewise.
3149 (get_expr_operands): Likewise.
3150 (build_ssa_operands): Do not clear the addresses_taken bitmap.
3151 (free_stmt_operands): Do not free it.
3152 * tree-ssa.c (delete_tree_ssa): Likewise.
3153 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
3155 2009-04-16 Richard Guenther <rguenther@suse.de>
3157 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
3158 (walk_stmt_load_store_ops): Likewise.
3159 * gimple.c (get_base_loadstore): New function.
3160 (walk_stmt_load_store_addr_ops): Likewise.
3161 (walk_stmt_load_store_ops): Likewise.
3162 * ipa-pure-const.c (check_op): Simplify.
3163 (check_load, check_store): New functions.
3164 (check_stmt): Use walk_stmt_load_store_ops.
3165 * ipa-reference.c (mark_load): Adjust signature.
3166 (mark_store): Likewise.
3167 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
3169 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3171 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
3173 * opts.c (common_handle_option): Don't call print_version.
3174 * plugin.c (plugin_name_args): Add version.
3175 (register_plugin_info): New.
3176 (register_callback): Handle PLUGIN_INFO.
3177 (try_init_one_plugin): New.
3178 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
3180 (finalize_one_plugin): New.
3181 (finalize_plugins): New.
3182 (print_one_plugin): New.
3183 (print_plugins_versions): New.
3184 * plugin.h (print_plugins_versions): New.
3185 (finalize_plugins): New.
3186 * toplev.c (compile_file): Don't call initialize_plugins.
3187 (print_version): Call print_plugins_versions.
3188 (toplev_main): Call initialize_plugins. Print version if needed.
3189 Call finalize_plugins.
3191 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3193 * common.opt (fversion): New.
3194 * gcc.c (print_version): New.
3195 (process_command): Don't print the version. Just set print_version.
3196 (main): Print version. Call subprocesses if print_version and
3197 verbose_flag are set.
3198 * opts.c (common_handle_option): Handle OPT_fversion.
3200 2009-04-16 Richard Guenther <rguenther@suse.de>
3201 Ira Rosen <irar@il.ibm.com>
3203 PR tree-optimization/39698
3204 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
3205 type of the reduction variable. Only generate the def if
3208 * omp-low.c (expand_omp_for_generic): When converting to a pointer
3209 make sure to first convert to an integer of the same precision.
3210 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
3211 the type of the evolution correctly in computing the new
3212 induction variable base.
3214 2009-04-16 Richard Guenther <rguenther@suse.de>
3217 * tree-cfg.c (make_blocks): Split statements with to-be
3218 abnormal SSA names on the lhs.
3220 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
3222 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
3223 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
3224 * c-typeck.c (really_start_incremental_init): Likewise.
3225 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
3226 (TARGET_INITIALIZER): Remove it.
3227 * target.h (struct target): Remove vector_opaque_p.
3228 * tree.c (build_opaque_vector_type): New.
3229 * tree.h (TYPE_VECTOR_OPAQUE): New.
3230 (build_opaque_vector_type): Declare.
3231 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
3232 * config/rs6000/rs6000.c (build_opaque_vector_type,
3233 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
3234 (rs6000_init_builtins): Use build_opaque_vector_type for
3235 opaque_V4SI_type_node.
3237 2009-04-15 Catherine Moore <clm@codesourcery.com>
3239 * debug.h (set_name): Declare.
3240 * dwarf2out.c (dwarf2out_set_name): Declare.
3241 (dwarf2_debug_hooks): Add set_name.
3242 (find_AT_string): New.
3243 (add_AT_string): Call find_AT_string.
3244 (dwarf2out_set_name): New.
3245 * cp/decl.c (grokdeclarator): Call set_name.
3246 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
3247 * debug.c (do_nothing_debug_hooks): Likewise.
3248 * dbxout.c (dbx_debug_hooks): Likewise.
3249 * sdbout.c (sdb_debug_hooks): Likewise.
3251 2009-04-15 Michael Eager <eager@eagercon.com>
3253 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
3254 reg for single-precision FPU.
3255 * config/rs6000/rs6000.md (movsi_internal1): Only for
3257 (movsi_internal1_single): New. Add pattern to move SI values to/from
3258 single-precision FP regs.
3260 2009-04-15 Richard Guenther <rguenther@suse.de>
3262 * omp-low.c (lower_rec_input_clauses): Build correct address
3264 (expand_omp_for_generic): Fix multiplication type.
3265 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
3266 (generate_memset_zero): Fix types.
3267 * tree-profile.c (prepare_instrumented_value): Correctly
3270 2009-04-15 Ian Lance Taylor <iant@google.com>
3272 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
3273 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
3274 for -Wall and for -Wc++-compat.
3275 (c_common_post_options): For C++, set warn_enum_compare if not
3277 * c-tree.h (struct c_expr): Add field original_type.
3278 (build_external_ref): Update declaration.
3279 * c-parser.c (c_parser_braced_init): Set original_type.
3280 (c_parser_initelt): Likewise.
3281 (c_parser_expr_no_commas): Likewise.
3282 (c_parser_conditional_expression): Likewise.
3283 (c_parser_cast_expression): Likewise.
3284 (c_parser_unary_expression): Likewise. Pull setting of
3285 original_code to top of function.
3286 (c_parser_sizeof_expression): Set original_type.
3287 (c_parser_alignof_expression): Likewise.
3288 (c_parser_postfix_expression): Likewise. Pull setting of
3289 original_code to top of function.
3290 (c_parser_postfix_expression_after_paren_type): Set original_type.
3291 (c_parser_postfix_expression_after_primary): Likewise.
3292 (c_parser_expression): Likewise.
3293 * c-typeck.c (build_external_ref): Add type parameter. Change all
3295 (c_expr_sizeof_expr): Set original_type field.
3296 (parser_build_unary_op): Likewise.
3297 (parser_build_binary_op): Likewise. Optionally warn about
3298 comparisons of enums of different types.
3299 (digest_init): Set original_type field.
3300 (really_start_incremental_init): Likewise.
3301 (push_init_level, pop_init_level): Likewise.
3302 * doc/invoke.texi (Warning Options): -Wenum-compare now
3305 2009-04-15 Richard Guenther <rguenther@suse.de>
3307 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
3308 out a necessary conversion.
3309 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
3310 names we didn't value number.
3311 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
3313 2009-04-15 Richard Guenther <rguenther@suse.de>
3315 PR tree-optimization/39764
3316 * tree-ssa-ccp.c (get_value): Canonicalize value with
3317 canonicalize_float_value.
3319 2009-04-15 Jan Hubicka <jh@suse.cz>
3321 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
3322 Wrong version of patch.
3324 2009-04-15 Jan Hubicka <jh@suse.cz>
3326 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
3328 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
3330 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
3331 our distinct integral and vector types.
3333 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
3335 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
3336 * init.c (build_vtbl_address): Remove call to assemble_external.
3338 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
3340 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
3341 output for other floating point modes.
3343 2009-04-14 Diego Novillo <dnovillo@google.com>
3345 * diagnostic.c (diagnostic_report_diagnostic): Do not
3346 warn about loaded plugins for DK_ERROR and DK_WARNING.
3347 * c-decl.c (declspecs_add_type): Move call to
3348 invoke_plugin_callbacks ...
3349 * c-parser.c (c_parser_declspecs): ... here.
3350 * plugin.c (dump_active_plugins): Tidy output.
3352 2009-04-14 Diego Novillo <dnovillo@google.com>
3353 Le-Chun Wu <lcwu@google.com>
3355 * configure.ac: Add --enable-plugin support.
3356 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
3357 * Makefile.in (PLUGIN_H): Define.
3358 Export ENABLE_PLUGIN and GMPINC to site.exp.
3359 Add PLUGINLIBS to link command.
3360 Add/modify dependencies for plugin.o and files including plugin.h.
3362 * config.in: Regenerate.
3364 * opts.c (common_handle_option): Handle OPT_fplugin_ and
3367 2009-04-14 Le-Chun Wu <lcwu@google.com>
3369 * tree-pass.h (register_one_dump_file): Add a prototype for
3370 register_one_dump_file.
3371 * toplev.c (compile_file): Call initialize_plugins.
3372 (do_compile): Call invoke_plugin_callbacks.
3373 (toplev_main): Call invoke_plugin_callbacks.
3374 * common.opt: Add -fplugin= and -fplugin-arg-.
3375 * gcc-plugin.h: New public header file for plugins to include.
3376 * plugin.c: New source file.
3377 * plugin.h: New internal header file.
3378 * passes.c (register_one_dump_file): Make it external.
3380 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
3382 2009-04-14 Diego Novillo <dnovillo@google.com>
3384 * doc/plugins.texi: New.
3385 * doc/gccint.texi: Add reference to Plugins chapter.
3386 * doc/invoke.texi: Document -fplugin and -fplugin-arg
3387 * diagnostic.c (diagnostic_report_diagnostic): Warn about
3388 loaded plugins, if any.
3389 * timevar.def (TV_PLUGIN_INIT): Define.
3390 (TV_PLUGIN_RUN): Define.
3391 * plugin.c: Include timevar.h
3392 (plugins_active_p): New.
3393 (dump_active_plugins): New.
3394 (debug_active_plugins): New.
3396 2009-04-14 Joseph Myers <joseph@codesourcery.com>
3398 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
3400 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
3402 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
3404 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
3405 the same as a minus without a shift.
3407 2009-04-14 Nick Clifton <nickc@redhat.com>
3409 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
3410 comparisons with small integers will always produce a short
3413 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
3416 2008-12-19 Diego Novillo <dnovillo@google.com>
3418 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
3420 2009-04-14 Richard Guenther <rguenther@suse.de>
3422 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
3424 (verify_gimple_assign_binary): Likewise. Handle shifts and
3426 (verify_gimple_phi): Print the mismatched argument position.
3427 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3429 (vect_update_init_of_dr): Likewise.
3430 * matrix-reorg.c (transform_access_sites): Do what the
3432 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
3434 2009-04-13 Michael Eager <eager@eagercon.com>
3436 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
3437 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
3438 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
3439 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
3440 remove duplicate config
3442 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3444 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
3445 file_name:line_number type locator of the call site.
3447 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
3449 * genautomata.c: Put blank after comma.
3450 (automaton_decls): New.
3451 (struct unit_usage): Add comments to member next.
3452 (store_alt_unit_usage): Keep the list ordered.
3453 (unit_present_on_list_p, equal_alternatives_p): New.
3454 (check_regexp_units_distribution): Check units distribution
3455 correctness correctly.
3456 (main): Don't write automata if error is found. Return correct
3459 * config/m68k/cf.md (cfv4_ds): Remove.
3460 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
3461 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
3463 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
3464 power4-load-ext, power4-store, power4-store-update,
3465 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
3466 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
3467 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
3468 power4-sqrt, power4-isync): Modify reservation to make correct
3469 unit distribution to automata.
3471 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
3472 power5-store-update, power5-two, power5-three, power5-lmul,
3473 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
3475 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
3477 * except.c (pass_set_nothrow_function_flags): Set name and add
3479 (set_nothrow_function_flags): Mention in the dump file when
3480 changing a function to nothrow.
3482 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
3485 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
3486 instead of unsigned long.
3488 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3490 * config/arm/arm.c (return_used_this_function): Remove.
3491 (arm_output_function_prologue): Remove use of
3492 return_used_this_function.
3493 (output_return_instruction): Replace use of
3494 return_used_this_function
3495 by cfun->machine->return_used_this_function.
3496 (arm_output_epilogue): Likewise.
3497 (arm_output_function_epilogue): Likewise.
3498 (thumb_unexpanded_epilogue): Likewise.
3499 * config/arm/arm.h (struct machine_function):
3500 New member return_used_this_function.
3502 2009-04-12 Mark Mitchell <mark@codesourcery.com>
3504 * doc/install.texi: Correct description of default directory for
3505 --with-gxx-include-dir.
3507 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
3509 * fold-const.c (build_range_check): Properly deal with enumeral and
3512 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
3514 * doc/invoke.texi (max_gcse_passes): Remove documentation.
3515 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
3516 * params.h (MAX_GCSE_PASSES): Remove.
3517 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
3518 in sequence. Remove ability to run multiple passes.
3519 (bypass_jumps): Report run as third CPROP pass.
3521 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
3524 * except.c (can_throw_external): Look at each insn in a SEQUENCE
3525 when deciding whether the whole SEQUENCE can throw.
3527 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
3530 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
3531 offseted label references.
3533 2009-04-11 Jan Hubicka <jh@suse.cz>
3535 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
3537 2009-04-11 Richard Guenther <rguenther@suse.de>
3540 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
3541 return variables as TREE_ADDRESSABLE.
3543 2009-04-11 Richard Guenther <rguenther@suse.de>
3545 PR tree-optimization/39713
3546 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
3547 reference trees have SSA_NAME operands.
3549 2009-04-11 Richard Guenther <rguenther@suse.de>
3552 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
3553 address expressions.
3555 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
3557 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
3558 match changes in Cygwin 1.7
3559 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
3560 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
3562 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3564 PR tree-optimization/39701
3565 * doc/invoke.texi (Optimization Options): Document change in
3566 meaning and initialization of -fdelete-null-pointer-checks.
3568 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3571 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
3573 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
3576 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
3578 2009-04-10 Chao-ying Fu <fu@mips.com>
3580 * doc/tm.texi (Instruction Output): Document
3581 TARGET_ASM_FINAL_POSTSCAN_INSN.
3582 * target.h (final_postscan_insn): New field in asm_out.
3583 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3584 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
3585 * final.c (final_scan_insn): Call
3586 targetm.asm_out.final_postscan_insn after outputting
3587 an asm macro and a normal instruction.
3589 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3590 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3591 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3592 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3593 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3595 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3598 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3599 variables as non-NULL even with -fdelete-null-pointer-checks.
3601 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3603 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3605 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3608 * config/i386/i386.c (classify_argument): Handle SCmode with
3609 (bit_offset % 64) != 0.
3611 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3613 * doc/invoke.texi (Optimize Options): Add cross-reference to
3614 -Q --help=optimizers examples.
3616 2009-04-10 Ben Elliston <bje@au.ibm.com>
3619 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3620 regalign for the reg == fpr and TDmode case.
3622 2009-04-09 David Ayers <ayers@fsfe.org>
3625 * objc/objc-act.c (warn_with_method): Remove helper function.
3626 (check_duplicates): Call warning and inform directly.
3627 (really_start_method): Likewise.
3629 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3631 * expmed.c (expand_divmod): Always use a comparison for a division
3632 by a large unsigned integer.
3634 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3635 for things others than variables or functions as nonzero.
3637 2009-04-09 Nick Clifton <nickc@redhat.com>
3639 * unwind-compat.c: Change copyright header to refer to version
3640 3 of the GNU General Public License with version 3.1 of the
3641 GCC Runtime Library Exception and to point readers at the
3642 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3643 * config/alpha/crtfastmath.c: Likewise.
3644 * config/alpha/linux-unwind.h: Likewise.
3645 * config/alpha/qrnnd.asm: Likewise.
3646 * config/alpha/vms-crt0-64.c: Likewise.
3647 * config/alpha/vms-crt0.c: Likewise.
3648 * config/alpha/vms-dwarf2.asm: Likewise.
3649 * config/alpha/vms-dwarf2eh.asm: Likewise.
3650 * config/alpha/vms-psxcrt0-64.c: Likewise.
3651 * config/alpha/vms-psxcrt0.c: Likewise.
3652 * config/alpha/vms_tramp.asm: Likewise.
3653 * config/arc/initfini.c: Likewise.
3654 * config/arc/lib1funcs.asm: Likewise.
3655 * config/arm/bpabi-v6m.S: Likewise.
3656 * config/arm/bpabi.S: Likewise.
3657 * config/arm/bpabi.c: Likewise.
3658 * config/arm/crti.asm: Likewise.
3659 * config/arm/crtn.asm: Likewise.
3660 * config/arm/ieee754-df.S: Likewise.
3661 * config/arm/ieee754-sf.S: Likewise.
3662 * config/arm/lib1funcs.asm: Likewise.
3663 * config/arm/libunwind.S: Likewise.
3664 * config/arm/linux-atomic.c: Likewise.
3665 * config/arm/mmintrin.h: Likewise.
3666 * config/arm/pr-support.c: Likewise.
3667 * config/arm/unaligned-funcs.c: Likewise.
3668 * config/arm/unwind-arm.c: Likewise.
3669 * config/arm/unwind-arm.h: Likewise.
3670 * config/avr/libgcc.S: Likewise.
3671 * config/bfin/crti.s: Likewise.
3672 * config/bfin/crtlibid.s: Likewise.
3673 * config/bfin/crtn.s: Likewise.
3674 * config/bfin/lib1funcs.asm: Likewise.
3675 * config/bfin/linux-unwind.h: Likewise.
3676 * config/cris/arit.c: Likewise.
3677 * config/cris/cris_abi_symbol.c: Likewise.
3678 * config/darwin-64.c: Likewise.
3679 * config/darwin-crt2.c: Likewise.
3680 * config/darwin-crt3.c: Likewise.
3681 * config/darwin.h: Likewise.
3682 * config/dbxelf.h: Likewise.
3683 * config/dfp-bit.c: Likewise.
3684 * config/dfp-bit.h: Likewise.
3685 * config/elfos.h: Likewise.
3686 * config/fixed-bit.c: Likewise.
3687 * config/fixed-bit.h: Likewise.
3688 * config/fp-bit.c: Likewise.
3689 * config/fp-bit.h: Likewise.
3690 * config/fr30/crti.asm: Likewise.
3691 * config/fr30/crtn.asm: Likewise.
3692 * config/fr30/lib1funcs.asm: Likewise.
3693 * config/freebsd-spec.h: Likewise.
3694 * config/frv/cmovd.c: Likewise.
3695 * config/frv/cmovh.c: Likewise.
3696 * config/frv/cmovw.c: Likewise.
3697 * config/frv/frvbegin.c: Likewise.
3698 * config/frv/frvend.c: Likewise.
3699 * config/frv/lib1funcs.asm: Likewise.
3700 * config/glibc-stdint.h: Likewise.
3701 * config/h8300/clzhi2.c: Likewise.
3702 * config/h8300/crti.asm: Likewise.
3703 * config/h8300/crtn.asm: Likewise.
3704 * config/h8300/ctzhi2.c: Likewise.
3705 * config/h8300/fixunssfsi.c: Likewise.
3706 * config/h8300/lib1funcs.asm: Likewise.
3707 * config/h8300/parityhi2.c: Likewise.
3708 * config/h8300/popcounthi2.c: Likewise.
3709 * config/i386/ammintrin.h: Likewise.
3710 * config/i386/att.h: Likewise.
3711 * config/i386/avxintrin.h: Likewise.
3712 * config/i386/biarch64.h: Likewise.
3713 * config/i386/bmmintrin.h: Likewise.
3714 * config/i386/cpuid.h: Likewise.
3715 * config/i386/cross-stdarg.h: Likewise.
3716 * config/i386/crtfastmath.c: Likewise.
3717 * config/i386/crtprec.c: Likewise.
3718 * config/i386/cygming-crtbegin.c: Likewise.
3719 * config/i386/cygming-crtend.c: Likewise.
3720 * config/i386/cygwin.asm: Likewise.
3721 * config/i386/emmintrin.h: Likewise.
3722 * config/i386/gmm_malloc.h: Likewise.
3723 * config/i386/gthr-win32.c: Likewise.
3724 * config/i386/i386.h: Likewise.
3725 * config/i386/immintrin.h: Likewise.
3726 * config/i386/linux-unwind.h: Likewise.
3727 * config/i386/linux64.h: Likewise.
3728 * config/i386/mm3dnow.h: Likewise.
3729 * config/i386/mmintrin-common.h: Likewise.
3730 * config/i386/mmintrin.h: Likewise.
3731 * config/i386/nmmintrin.h: Likewise.
3732 * config/i386/pmm_malloc.h: Likewise.
3733 * config/i386/pmmintrin.h: Likewise.
3734 * config/i386/smmintrin.h: Likewise.
3735 * config/i386/sol2-c1.asm: Likewise.
3736 * config/i386/sol2-ci.asm: Likewise.
3737 * config/i386/sol2-cn.asm: Likewise.
3738 * config/i386/sol2-gc1.asm: Likewise.
3739 * config/i386/tmmintrin.h: Likewise.
3740 * config/i386/unix.h: Likewise.
3741 * config/i386/w32-unwind.h: Likewise.
3742 * config/i386/wmmintrin.h: Likewise.
3743 * config/i386/x86-64.h: Likewise.
3744 * config/i386/x86intrin.h: Likewise.
3745 * config/i386/xmmintrin.h: Likewise.
3746 * config/ia64/crtbegin.asm: Likewise.
3747 * config/ia64/crtend.asm: Likewise.
3748 * config/ia64/crtfastmath.c: Likewise.
3749 * config/ia64/crti.asm: Likewise.
3750 * config/ia64/crtn.asm: Likewise.
3751 * config/ia64/fde-glibc.c: Likewise.
3752 * config/ia64/lib1funcs.asm: Likewise.
3753 * config/ia64/linux-unwind.h: Likewise.
3754 * config/ia64/quadlib.c: Likewise.
3755 * config/ia64/unwind-ia64.c: Likewise.
3756 * config/linux.h: Likewise.
3757 * config/m32c/m32c-lib1.S: Likewise.
3758 * config/m32c/m32c-lib2-trapv.c: Likewise.
3759 * config/m32c/m32c-lib2.c: Likewise.
3760 * config/m32r/initfini.c: Likewise.
3761 * config/m68hc11/larith.asm: Likewise.
3762 * config/m68hc11/m68hc11-crt0.S: Likewise.
3763 * config/m68k/cf.md: Likewise.
3764 * config/m68k/crti.s: Likewise.
3765 * config/m68k/crtn.s: Likewise.
3766 * config/m68k/lb1sf68.asm: Likewise.
3767 * config/m68k/linux-unwind.h: Likewise.
3768 * config/mcore/crti.asm: Likewise.
3769 * config/mcore/crtn.asm: Likewise.
3770 * config/mcore/lib1.asm: Likewise.
3771 * config/mips/linux-unwind.h: Likewise.
3772 * config/mips/loongson.h: Likewise.
3773 * config/mips/mips16.S: Likewise.
3774 * config/mmix/crti.asm: Likewise.
3775 * config/mmix/crtn.asm: Likewise.
3776 * config/pa/fptr.c: Likewise.
3777 * config/pa/hpux-unwind.h: Likewise.
3778 * config/pa/lib2funcs.asm: Likewise.
3779 * config/pa/linux-atomic.c: Likewise.
3780 * config/pa/linux-unwind.h: Likewise.
3781 * config/pa/milli64.S: Likewise.
3782 * config/pa/quadlib.c: Likewise.
3783 * config/pa/stublib.c: Likewise.
3784 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3785 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3786 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3787 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3788 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3789 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3790 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3791 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3792 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3793 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3794 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3795 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3796 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3797 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3798 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3799 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3800 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3801 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3802 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3803 * config/rs6000/750cl.h: Likewise.
3804 * config/rs6000/altivec.h: Likewise.
3805 * config/rs6000/biarch64.h: Likewise.
3806 * config/rs6000/crtresfpr.asm: Likewise.
3807 * config/rs6000/crtresgpr.asm: Likewise.
3808 * config/rs6000/crtresxfpr.asm: Likewise.
3809 * config/rs6000/crtresxgpr.asm: Likewise.
3810 * config/rs6000/crtsavfpr.asm: Likewise.
3811 * config/rs6000/crtsavgpr.asm: Likewise.
3812 * config/rs6000/darwin-asm.h: Likewise.
3813 * config/rs6000/darwin-fallback.c: Likewise.
3814 * config/rs6000/darwin-fpsave.asm: Likewise.
3815 * config/rs6000/darwin-ldouble.c: Likewise.
3816 * config/rs6000/darwin-tramp.asm: Likewise.
3817 * config/rs6000/darwin-unwind.h: Likewise.
3818 * config/rs6000/darwin-vecsave.asm: Likewise.
3819 * config/rs6000/darwin-world.asm: Likewise.
3820 * config/rs6000/e500crtres32gpr.asm: Likewise.
3821 * config/rs6000/e500crtres64gpr.asm: Likewise.
3822 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3823 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3824 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3825 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3826 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3827 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3828 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3829 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3830 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3831 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3832 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3833 * config/rs6000/eabi-ci.asm: Likewise.
3834 * config/rs6000/eabi-cn.asm: Likewise.
3835 * config/rs6000/eabi.asm: Likewise.
3836 * config/rs6000/linux-unwind.h: Likewise.
3837 * config/rs6000/linux64.h: Likewise.
3838 * config/rs6000/paired.h: Likewise.
3839 * config/rs6000/paired.md: Likewise.
3840 * config/rs6000/ppc64-fp.c: Likewise.
3841 * config/rs6000/ppu_intrinsics.h: Likewise.
3842 * config/rs6000/rs6000.h: Likewise.
3843 * config/rs6000/si2vmx.h: Likewise.
3844 * config/rs6000/sol-ci.asm: Likewise.
3845 * config/rs6000/sol-cn.asm: Likewise.
3846 * config/rs6000/spe.h: Likewise.
3847 * config/rs6000/spu2vmx.h: Likewise.
3848 * config/rs6000/sysv4.h: Likewise.
3849 * config/rs6000/tramp.asm: Likewise.
3850 * config/rs6000/vec_types.h: Likewise.
3851 * config/s390/linux-unwind.h: Likewise.
3852 * config/s390/tpf-unwind.h: Likewise.
3853 * config/score/crti.asm: Likewise.
3854 * config/score/crtn.asm: Likewise.
3855 * config/sh/crt1.asm: Likewise.
3856 * config/sh/crti.asm: Likewise.
3857 * config/sh/crtn.asm: Likewise.
3858 * config/sh/divtab-sh4-300.c: Likewise.
3859 * config/sh/divtab-sh4.c: Likewise.
3860 * config/sh/divtab.c: Likewise.
3861 * config/sh/lib1funcs-4-300.asm: Likewise.
3862 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3863 * config/sh/lib1funcs.asm: Likewise.
3864 * config/sh/lib1funcs.h: Likewise.
3865 * config/sh/linux-atomic.asm: Likewise.
3866 * config/sh/linux-unwind.h: Likewise.
3867 * config/sh/shmedia.h: Likewise.
3868 * config/sh/sshmedia.h: Likewise.
3869 * config/sh/ushmedia.h: Likewise.
3870 * config/sparc/crtfastmath.c: Likewise.
3871 * config/sparc/linux-unwind.h: Likewise.
3872 * config/sparc/sol2-c1.asm: Likewise.
3873 * config/sparc/sol2-ci.asm: Likewise.
3874 * config/sparc/sol2-cn.asm: Likewise.
3875 * config/spu/divmodti4.c: Likewise.
3876 * config/spu/divv2df3.c: Likewise.
3877 * config/spu/float_disf.c: Likewise.
3878 * config/spu/float_unsdidf.c: Likewise.
3879 * config/spu/float_unsdisf.c: Likewise.
3880 * config/spu/float_unssidf.c: Likewise.
3881 * config/spu/mfc_multi_tag_release.c: Likewise.
3882 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3883 * config/spu/mfc_tag_release.c: Likewise.
3884 * config/spu/mfc_tag_reserve.c: Likewise.
3885 * config/spu/mfc_tag_table.c: Likewise.
3886 * config/spu/multi3.c: Likewise.
3887 * config/spu/spu_internals.h: Likewise.
3888 * config/spu/spu_intrinsics.h: Likewise.
3889 * config/spu/spu_mfcio.h: Likewise.
3890 * config/spu/vec_types.h: Likewise.
3891 * config/spu/vmx2spu.h: Likewise.
3892 * config/stormy16/stormy16-lib2.c: Likewise.
3893 * config/svr4.h: Likewise.
3894 * config/sync.c: Likewise.
3895 * config/v850/lib1funcs.asm: Likewise.
3896 * config/vxlib-tls.c: Likewise.
3897 * config/vxlib.c: Likewise.
3898 * config/vxworks-dummy.h: Likewise.
3899 * config/xtensa/crti.asm: Likewise.
3900 * config/xtensa/crtn.asm: Likewise.
3901 * config/xtensa/ieee754-df.S: Likewise.
3902 * config/xtensa/ieee754-sf.S: Likewise.
3903 * config/xtensa/lib1funcs.asm: Likewise.
3904 * config/xtensa/lib2funcs.S: Likewise.
3905 * config/xtensa/linux-unwind.h: Likewise.
3906 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3907 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3908 * coretypes.h: Likewise.
3909 * crtstuff.c: Likewise.
3910 * defaults.h: Likewise.
3911 * dwarf2.h: Likewise.
3912 * emutls.c: Likewise.
3913 * gbl-ctors.h: Likewise.
3914 * gcov-io.h: Likewise.
3915 * ginclude/float.h: Likewise.
3916 * ginclude/iso646.h: Likewise.
3917 * ginclude/stdarg.h: Likewise.
3918 * ginclude/stdbool.h: Likewise.
3919 * ginclude/stddef.h: Likewise.
3920 * ginclude/stdfix.h: Likewise.
3921 * ginclude/stdint-gcc.h: Likewise.
3922 * ginclude/tgmath.h: Likewise.
3923 * gthr-aix.h: Likewise.
3924 * gthr-dce.h: Likewise.
3925 * gthr-gnat.c: Likewise.
3926 * gthr-gnat.h: Likewise.
3927 * gthr-lynx.h: Likewise.
3928 * gthr-mipssde.h: Likewise.
3929 * gthr-nks.h: Likewise.
3930 * gthr-posix.c: Likewise.
3931 * gthr-posix.h: Likewise.
3932 * gthr-posix95.h: Likewise.
3933 * gthr-rtems.h: Likewise.
3934 * gthr-single.h: Likewise.
3935 * gthr-solaris.h: Likewise.
3936 * gthr-tpf.h: Likewise.
3937 * gthr-vxworks.h: Likewise.
3938 * gthr-win32.h: Likewise.
3940 * libgcc2.c: Likewise.
3941 * libgcc2.h: Likewise.
3942 * libgcov.c: Likewise.
3943 * tsystem.h: Likewise.
3944 * typeclass.h: Likewise.
3945 * unwind-c.c: Likewise.
3946 * unwind-compat.h: Likewise.
3947 * unwind-dw2-fde-compat.c: Likewise.
3948 * unwind-dw2-fde-darwin.c: Likewise.
3949 * unwind-dw2-fde-glibc.c: Likewise.
3950 * unwind-dw2-fde.c: Likewise.
3951 * unwind-dw2-fde.h: Likewise.
3952 * unwind-dw2.c: Likewise.
3953 * unwind-dw2.h: Likewise.
3954 * unwind-generic.h: Likewise.
3955 * unwind-pe.h: Likewise.
3956 * unwind-sjlj.c: Likewise.
3957 * unwind.inc: Likewise.
3958 * config/arm/neon-gen.ml: Change generated copyright header to
3959 refer to version 3 of the GNU General Public License with
3960 version 3.1 of the GCC Runtime Library Exception and to point
3961 readers at the COPYING3 and COPYING3.RUNTIME files and the
3962 FSF's license web page.
3963 * config/arm/arm_neon.h: Regenerate.
3965 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3967 * config/cris/cris.md: Change copyright header to refer to version
3968 3 of the GNU General Public License.
3969 * doc/install.texi2html: Change copyright header to refer to version
3970 3 of the GNU General Public License and to point readers at the
3971 COPYING3 file and the FSF's license web page.
3972 * config/vax/linux.h: Likewise.
3974 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3976 * config/i386/i386.md (cmpcc): New.
3977 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3978 (sync_compare_and_swap_cc*): Delete.
3980 * config/s390/s390.c (s390_compare_emitted): Remove.
3981 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3982 s390_compare_emitted used to be handled. Assert that modes match.
3983 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3984 refer to sync_compare_and_swap_ccsi.
3985 * config/s390/s390.h (s390_compare_emitted): Remove.
3986 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3987 instead of s390_compare_emitted.
3988 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3989 instead of s390_compare_emitted.
3990 * config/s390/s390.md (cmpcc): New.
3991 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3992 CC_REGNUM, do not pretend it's set.
3993 (sync_compare_and_swap_cc*): Delete.
3994 * config/s390/predicates.md (cc_reg_operand): New.
3996 * expr.c (sync_compare_and_swap_cc): Delete.
3997 * optabs.h (sync_compare_and_swap_cc): Delete.
3998 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3999 is being used with can_compare_p.
4000 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
4002 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
4003 look for a MODE_CC set instead. Use emit_store_flag.
4004 (expand_compare_and_swap_loop): Likewise, with some additional
4005 complication to avoid a force_reg when useless. Use
4006 emit_cmp_and_jump_insns.
4007 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
4008 * doc/md.texi (sync_compare_and_swap_cc): Merge with
4009 sync_compare_and_swap documentation.
4011 2009-04-09 Jan Hubicka <jh@suse.cz>
4013 * except.c (find_prev_try): Break out from ....
4014 (duplicate_eh_regions): ... here; properly update prev_try pointers
4015 when duplication part of tree.
4016 (dump_eh_tree): Improve dumping.
4017 (verify_eh_region): New.
4018 (verify_eh_tree): Use it.
4020 2009-04-06 Richard Guenther <rguenther@suse.de>
4022 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
4023 &ARRAY addresses by adjusting their types and prepending
4025 * tree-cfg.c (verify_gimple_assign_single): Verify that
4026 addresses are correct.
4028 2009-04-09 Richard Guenther <rguenther@suse.de>
4030 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
4031 indices into an array reference if possible.
4032 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4033 Fold POINTER_PLUS_EXPR statements with invariant address.
4035 2009-04-09 Alan Modra <amodra@bigpond.net.au>
4038 * config.gcc (powerpc64-*-linux*): Always build biarch.
4040 2009-04-09 Joseph Myers <joseph@codesourcery.com>
4043 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
4044 it and pedwarn if this results in an INTEGER_CST.
4046 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4048 * doc/install.texi: Update minimum GMP version. Remove obsolete
4049 text in MPFR section.
4051 2009-04-08 Jakub Jelinek <jakub@redhat.com>
4053 * dwarf2out.c (class_scope_p): New static inline.
4054 (class_or_namespace_scope_p): Use it.
4055 (gen_variable_die): Use DW_TAG_member tag for static data member
4056 declarations instead of DW_TAG_variable.
4059 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
4062 2009-04-08 Richard Guenther <rguenther@suse.de>
4064 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
4065 valueize random data.
4067 2009-04-08 David Edelsohn <edelsohn@gnu.org>
4069 * config.gcc (aix tm_file): Add aix-stdint.h.
4070 (aix tm clause use_gcc_stdint): Set to wrap.
4071 * config/rs6000/aix-stdint.h: New file.
4073 2009-04-08 Richard Guenther <rguenther@suse.de>
4076 * tree-dfa.c (add_referenced_var): Do not recurse into
4077 global initializers.
4078 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
4080 (fold_const_aggregate_ref): Likewise.
4082 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
4084 * recog.c (ordered_comparison_operator): New.
4085 * gensupport.c (std_preds): Add it.
4086 * doc/md.texi (Machine-Independent Predicates): Document it.
4088 2009-04-08 Jan Hubicka <jh@suse.cz>
4090 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
4091 * function.h (rtl_eh): Remove exception_handler_label_map.
4092 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
4093 remove_exception_handler_label, for_each_eh_label_1): Remove.
4094 (rtl_remove_unreachable_regions): Remove.
4095 (convert_from_eh_region_ranges): Do not remove unreachable regions.
4096 (find_exception_handler_labels): Don't build the hashtable.
4097 (maybe_remove_eh_handler): Remove.
4098 (for_each_eh_label): Rewrite to walk the tree.
4099 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
4100 * except.h (maybe_remove_eh_handler): Remove.
4101 * passes.c (init_optimization_passes): Schedule second EH cleanup
4103 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
4104 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
4106 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
4108 * genoutput.c (validate_optab_operands): New.
4109 (gen_insn, gen_expand): Call it.
4111 * genflags.c (gen_insn): Detect misused iterators.
4112 (main): Pass line_no to gen_insn, exit with status 1 on error.
4114 * genextract.c (line_no): Make global.
4115 (VEC_safe_set_locstr): Change assertion to error message.
4116 (main): Exit with status 1 on error.
4118 2009-04-08 Joseph Myers <joseph@codesourcery.com>
4122 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
4123 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
4124 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
4125 * c-convert.c (convert): Do not call fold on results of conversion
4126 functions when the result is a C_MAYBE_CONST_EXPR.
4127 * c-parser.c (c_parser_postfix_expression): Do not fold condition
4128 of __builtin_choose_expr.
4129 * c-typeck.c (remove_c_maybe_const_expr): New.
4130 (build_unary_op, build_conditional_expr, build_compound_expr,
4131 build_binary_op, c_objc_common_truthvalue_conversion): Call
4132 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
4135 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
4137 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
4138 CODE to produce a new one. Add a prototype to use fold_convert_const
4140 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
4143 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
4144 mix declarations and code.
4146 2009-04-08 Ben Elliston <bje@au.ibm.com>
4148 * gcc.c: Replace `CC' with `GCC' throughout.
4150 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
4152 * doc/invoke.texi: Document Atom support.
4154 2009-04-07 Jason Merrill <jason@redhat.com>
4157 * c-common.h, c-common.c: Add flag_pretty_templates.
4158 * c-opts.c (c_common_handle_option): Set it.
4159 * c.opt: Add -fno-pretty-templates.
4160 * doc/invoke.texi (C++ Dialect Options): Likewise.
4162 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
4164 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
4165 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
4166 (ia64_expand_builtin): Likewise.
4168 2009-04-07 Martin Jambor <mjambor@suse.cz>
4170 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
4171 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
4172 ADDR_EXPRS are include too.
4174 2009-04-07 Richard Guenther <rguenther@suse.de>
4176 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
4177 decls are only used if passes as parameters or if they are
4178 local statics and the call is not to a builtin.
4179 (call_may_clobber_ref_p_1): Likewise.
4181 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4183 * expr.c (do_store_flag): Remove last argument. Simplify code
4184 to avoid duplication of tests already done by can_compare_p.
4185 (expand_expr_real_1): Adjust caller.
4187 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4189 * optabs.c (can_compare_p): Test the predicate of a
4190 cbranch and cstore pattern.
4192 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4194 * expr.c (convert_move): Use emit_store_flag instead of
4197 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4199 * config/i386/i386.c (ix86_compare_emitted): Remove.
4200 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
4201 ix86_compare_op0 like ix86_compare_emitted used to be handled.
4202 * config/i386/i386.h (ix86_compare_emitted): Remove.
4203 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
4204 instead of ix86_compare_emitted.
4205 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
4207 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
4209 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
4210 Add t-sysroot-suffix to tmake_file.
4211 * config/print-sysroot-suffix.sh: New file.
4212 * config/t-sysroot-suffix: New file.
4214 2009-04-07 Ben Elliston <bje@au.ibm.com>
4216 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
4217 as the latter produces a warning when the target does not support
4220 2009-04-07 Ben Elliston <bje@au.ibm.com>
4222 * dfp.c: Replace type punning assignments with memcpy throughout.
4223 * Makefile.in (dfp.o-warn): Remove.
4225 2009-04-07 Alan Modra <amodra@bigpond.net.au>
4228 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
4229 Include soft-fp/t-softfp after rs6000/t-linux64.
4231 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
4233 * stor-layout.c (set_sizetype): Use the full precision of their
4234 machine mode for bitsize types.
4236 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
4238 * config/i386/i386.md: Revert 2 accidental checkins.
4240 2009-04-06 Joey Ye <joey.ye@intel.com>
4241 Xuepeng Guo <xuepeng.guo@intel.com>
4242 H.J. Lu <hongjiu.lu@intel.com>
4244 Atom pipeline model, tuning and insn selection.
4245 * config.gcc (atom): Add atom config options and target.
4247 * config/i386/atom.md: New.
4249 * config/i386/i386.c (atom_cost): New cost.
4250 (m_ATOM): New macro flag.
4251 (initial_ix86_tune_features): Set m_ATOM.
4252 (x86_accumulate_outgoing_args): Likewise.
4253 (x86_arch_always_fancy_math_387): Likewise.
4254 (processor_target): Add Atom cost.
4255 (cpu_names): Add Atom cpu name.
4256 (override_options): Set Atom ISA.
4257 (ix86_issue_rate): New case PROCESSOR_ATOM.
4258 (ix86_adjust_cost): Likewise.
4260 * config/i386/i386.h (TARGET_ATOM): New target macro.
4261 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
4262 (TARGET_OPT_AGU): New target option.
4263 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
4264 (processor_type): Add PROCESSOR_ATOM.
4266 * config/i386/i386.md (cpu): Add new value "atom".
4267 (use_carry, movu): New attr.
4268 (atom.md): Include atom.md.
4269 (adddi3_carry_rex64): Set attr "use_carry".
4270 (addqi3_carry): Likewise.
4271 (addhi3_carry): Likewise.
4272 (addsi3_carry): Likewise.
4273 (*addsi3_carry_zext): Likewise.
4274 (subdi3_carry_rex64): Likewise.
4275 (subqi3_carry): Likewise.
4276 (subhi3_carry): Likewise.
4277 (subsi3_carry): Likewise.
4278 (x86_movdicc_0_m1_rex64): Likewise.
4279 (*x86_movdicc_0_m1_se): Likewise.
4280 (x86_movsicc_0_m1): Likewise.
4281 (*x86_movsicc_0_m1_se): Likewise.
4282 (*adddi_1_rex64): Emit add insn as much as possible.
4283 (*addsi_1): Likewise.
4284 (return_internal): Set atom_unit.
4285 (return_internal_long): Likewise.
4286 (return_pop_internal): Likewise.
4287 (*rcpsf2_sse): Set atom_sse_attr attr.
4288 (*qrt<mode>2_sse): Likewise.
4289 (*prefetch_sse): Likewise.
4291 * config/i386/i386-c.c (ix86_target_macros_internal): New case
4293 (ix86_target_macros_internal): Likewise.
4295 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
4296 (*prefetch_sse_rex): Likewise.
4297 (sse_rcpv4sf2): Likewise.
4298 (sse_vmrcpv4sf2): Likewise.
4299 (sse_sqrtv4sf2): Likewise.
4300 (<sse>_vmsqrt<mode>2): Likewise.
4301 (sse_ldmxcsr): Likewise.
4302 (sse_stmxcsr): Likewise.
4303 (*sse_sfence): Likewise.
4304 (sse2_clflush): Likewise.
4305 (*sse2_mfence): Likewise.
4306 (*sse2_lfence): Likewise.
4307 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
4308 (<sse>_movup<ssemodesuffixf2c>): Likewise.
4309 (avx_movdqu<avxmodesuffix>): Likewise.
4310 (avx_lddqu<avxmodesuffix>): Likewise.
4311 (sse2_movntv2di): Change attr "type" to "ssemov".
4312 (sse2_movntsi): Likewise.
4313 (rsqrtv8sf2): Change attr "type" to "sseadd".
4314 (sse3_addsubv2df3): Set attr "atom_unit".
4315 (sse3_h<plusminus_insn>v4sf3): Likewise.
4316 (*sse2_pmaddwd): Likewise.
4317 (*vec_extractv2di_1_rex64): Likewise.
4318 (*vec_extractv2di_1_avx): Likewise.
4319 (sse2_psadbw): Likewise.
4320 (ssse3_phaddwv8hi3): Likewise.
4321 (ssse3_phaddwv4hi3): Likewise.
4322 (ssse3_phadddv4si3): Likewise.
4323 (ssse3_phadddv2si3): Likewise.
4324 (ssse3_phaddswv8hi3): Likewise.
4325 (ssse3_phaddswv4hi3): Likewise.
4326 (ssse3_phsubwv8hi3): Likewise.
4327 (ssse3_phsubwv4hi3): Likewise.
4328 (ssse3_phsubdv4si3): Likewise.
4329 (ssse3_phsubdv2si3): Likewise.
4330 (ssse3_phsubswv8hi3): Likewise.
4331 (ssse3_phsubswv4hi3): Likewise.
4332 (ssse3_pmaddubsw128): Likewise.
4333 (sse3_pmaddubsw: Likewise.
4334 (ssse3_palignrti): Likewise.
4335 (ssse3_palignrdi): Likewise.
4337 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
4339 * doc/install.texi (Specific): Fix two cross-references to MinGW.
4341 2009-04-06 Richard Guenther <rguenther@suse.de>
4343 PR tree-optimization/28868
4344 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
4345 of which PHI results we inserted.
4346 (insert_into_preds_of_block): Record inserted PHIs.
4347 (eliminate): Eliminate redundant PHI nodes.
4348 (init_pre): Init inserted_phi_names.
4350 2009-04-06 Richard Guenther <rguenther@suse.de>
4352 PR tree-optimization/39643
4353 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
4354 IMAGPART_EXPRs of complex constants.
4355 (execute_fold_all_builtins): If we folded a call queue
4356 TODO_update_address_taken.
4358 2009-04-06 Jan Hubicka <jh@suse.cz>
4361 * except.c (remove_unreachable_regions): Propagate may_contain_throw
4364 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
4366 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
4368 (ic_invalidate_array): Likewise.
4370 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
4372 * calls.c (emit_library_call_value_1): Fix a problem with parameter
4373 alignment for library calls.
4375 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
4377 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
4378 (mingw32 tm clause use_gcc_stdint): Set to wrap.
4379 * config/i386/mingw-stdint.h: New file.
4381 2009-04-05 Richard Guenther <rguenther@suse.de>
4383 PR tree-optimization/39648
4384 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
4385 our &A vs. &A[0] IL deficiencies.
4387 2009-04-04 Jan Hubicka <jh@suse.cz>
4389 * except.c (sjlj_find_directly_reachable_regions): Be ready for
4390 removed toplevel regions.
4391 (sjlj_mark_call_sites): Likewise.
4393 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
4395 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
4396 (cygwin tm clause use_gcc_stdint): Set to wrap.
4397 * config/i386/cygwin-stdint.h: New file.
4399 2009-04-04 Richard Guenther <rguenther@suse.de>
4401 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
4402 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
4403 single-argument PHIs if we are in loop-closed SSA form.
4404 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
4405 for the pre-condition.
4406 (slpeel_tree_peel_loop_to_edge): Likewise.
4407 (vect_build_loop_niters): Take an optional sequence to append stmts.
4408 (vect_generate_tmps_on_preheader): Likewise.
4409 (vect_do_peeling_for_loop_bound): Take extra guards for the
4411 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
4412 the cost model check.
4413 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
4414 guards if we are going to peel. Do not apply versioning in that case.
4415 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
4416 (vect_do_peeling_for_loop_bound): Likewise.
4417 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
4418 loop bound only record extra pre-conditions, do not apply loop
4421 2009-04-04 Richard Guenther <rguenther@suse.de>
4423 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
4426 2009-04-04 Jan Hubicka <jh@suse.cz>
4428 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4429 last_basic_block for size of bb->index indexed array.
4430 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
4431 compute_out, link_btr_uses, build_btr_def_use_webs,
4432 build_btr_def_use_webs, migrate_btr_defs): Likewise.
4434 2009-04-04 Jan Hubicka <jh@suse.cz>
4436 * except.c (remove_eh_handler_and_replace): Break out from ...
4437 (remove_eh_handler): ... here.
4438 (bring_to_root): New function.
4439 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
4440 handled ones, bring others to root of tree.
4442 2009-04-04 Jan Hubicka <jh@suse.cz>
4444 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
4445 (all_phis_safe_to_merge): New function.
4446 (update_info): New structure.
4447 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
4448 (cleanup_empty_eh): Update SSA if possible.
4450 2009-04-04 Richard Guenther <rguenther@suse.de>
4452 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
4453 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
4454 (append_vuse): Likewise.
4456 2009-04-04 Jakub Jelinek <jakub@redhat.com>
4458 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
4459 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
4460 instead of REG_UNSAVED for DW_CFA_undefined.
4461 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
4462 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
4465 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
4468 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
4469 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
4470 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
4472 2009-04-04 Richard Guenther <rguenther@suse.de>
4474 PR tree-optimization/8781
4475 PR tree-optimization/37892
4476 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
4477 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
4478 (valueize_refs): Call it for *& valueizations.
4479 (shared_reference_ops_from_ref): Rename to ...
4480 (valueize_shared_reference_ops_from_ref): ... this and valueize.
4481 (shared_reference_ops_from_call): Rename to ...
4482 (valueize_shared_reference_ops_from_call): ... this and valueize.
4483 (vn_reference_lookup): Update.
4484 (visit_reference_op_call): Likewise.
4485 * tree-ssa-pre.c (phi_translate_1): Fold *&.
4486 (eliminate): Value-replace the call address in call statements.
4488 2009-04-04 Richard Guenther <rguenther@suse.de>
4490 PR tree-optimization/39636
4491 * tree-ssa-forwprop.c
4492 (forward_propagate_addr_into_variable_array_index): Check for
4493 GIMPLE_ASSIGN before accessing the rhs code.
4495 2009-04-03 Jason Merrill <jason@redhat.com>
4497 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
4499 2009-04-03 Steve Ellcey <sje@cup.hp.com>
4501 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
4502 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
4503 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
4504 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
4505 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
4506 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
4507 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
4508 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
4509 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
4510 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
4511 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
4512 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
4513 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
4514 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
4515 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
4516 Use fr_reg_or_fp01_operand instead of fr_register_operand
4518 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
4519 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
4520 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
4522 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
4524 PR rtl-optimization/39607
4525 PR rtl-optimization/39631
4529 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4530 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4531 instead of DF_LR_OUT.
4532 * ira-lives.c (process_bb_node_lives): Ditto.
4533 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4534 instead of DF_LR_{OUT,IN}.
4535 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4536 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4538 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
4540 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
4541 (execute_lower_omp): Always run but take the short way out if -fopenmp
4543 (gate_lower_omp): Remove, forcing the pass manager to always run the
4544 pass and always set PROP_gimple_lomp.
4545 (pass_lower_omp): Remove gate function.
4546 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
4547 PROP_trees. Instead, require it.
4548 * ipa-cp.c (pass_ipa_cp): Likewise.
4549 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
4550 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
4551 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
4552 and PROP_gimple_leh.
4554 2009-04-03 Richard Guenther <rguenther@suse.de>
4557 PR tree-optimization/23940
4558 PR tree-optimization/33237
4561 PR tree-optimization/36201
4562 PR tree-optimization/36230
4563 PR tree-optimization/38049
4564 PR tree-optimization/38207
4565 PR tree-optimization/38230
4566 PR tree-optimization/38301
4567 PR tree-optimization/38585
4569 PR tree-optimization/38985
4570 PR tree-optimization/39299
4571 * tree-ssa-structalias.h: Remove.
4572 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
4573 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
4574 (struct vuse_element_d): Remove.
4575 (struct vuse_vec_d): Likewise.
4576 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
4577 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
4578 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
4579 VUSE_ELEMENT_VAR): Likewise.
4580 (struct voptype_d): Likewise.
4581 (NUM_VOP_FREE_BUCKETS): Likewise.
4582 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
4583 (struct stmt_operands_d): Remove.
4584 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
4585 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
4586 VDEF_NUM, VDEF_VECT): Likewise.
4587 (copy_virtual_operands): Remove.
4588 (operand_build_cmp): Likewise.
4589 (create_ssa_artificial_load_stmt): Likewise.
4590 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4591 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4592 vuse_index and mayuse_index members. Pack and move done and iter_type
4593 members to the front.
4594 (SSA_OP_VMAYUSE): Remove.
4595 (SSA_OP_VIRTUAL_USES): Adjust.
4596 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4597 (unlink_stmt_vdef): Declare.
4598 (add_to_addressable_set): Remove.
4599 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4600 (vrp_visit_stmt): Likewise.
4601 * doc/tree-ssa.texi (Alias analysis): Update.
4602 * doc/invoke.texi (max-aliased-vops): Remove docs.
4603 (avg-aliased-vops): Likewise.
4604 * tree-into-ssa.c (syms_to_rename): Remove.
4605 (need_to_update_vops_p): Likewise.
4606 (need_to_initialize_update_ssa_p): Rename to ...
4607 (update_ssa_initialized_fn): ... this. Track function we are
4609 (symbol_marked_for_renaming): Simplify.
4610 (add_new_name_mapping): Do not set need_to_update_vops_p.
4611 (dump_currdefs): Use SYMS_TO_RENAME.
4612 (rewrite_update_stmt): Always walk all uses/defs.
4613 (dump_update_ssa): Adjust.
4614 (init_update_ssa): Take function argument. Track what we are
4616 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4617 (create_new_def_for): Initialize for cfun, assert we are initialized
4619 (mark_sym_for_renaming): Simplify.
4620 (mark_set_for_renaming): Do not initialize update-ssa.
4621 (need_ssa_update_p): Simplify. Take function argument.
4622 (name_mappings_registered_p): Assert we ask for the correct function.
4623 (name_registered_for_update_p): Likewise.
4624 (ssa_names_to_replace): Likewise.
4625 (release_ssa_name_after_update_ssa): Likewise.
4626 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4627 (dump_decl_set): Do not print a newline.
4628 (debug_decl_set): Do it here.
4629 (dump_update_ssa): And here.
4630 * tree-ssa-loop-im.c (move_computations): Adjust.
4631 (movement_possibility): Likewise.
4632 (determine_max_movement): Likewise.
4633 (gather_mem_refs_stmt): Likewise.
4634 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4636 * tree-complex.c (update_all_vops): Remove.
4637 (expand_complex_move): Adjust.
4638 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4639 Simplify test for memory referencing statement. Exclude
4640 non-invariant ADDR_EXPRs.
4641 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4642 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4643 (rdg_flag_uses): Likewise.
4644 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4646 (tree_optimize_tail_calls_1): Also split the
4647 edge from the entry block if we have degenerate PHI nodes in
4648 the first basic block.
4649 * tree.c (init_ttree): Remove memory-tag related code.
4650 (tree_code_size): Likewise.
4651 (tree_node_structure): Likewise.
4652 (build7_stat): Re-write to be build6_stat.
4653 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4654 (SSA_VAR_P): Adjust.
4655 (struct tree_memory_tag): Remove.
4656 (struct tree_memory_partition_tag): Likewise.
4657 (union tree_node): Adjust.
4658 (build7): Re-write to be build6.
4659 * tree-pass.h (pass_reset_cc_flags): Remove.
4660 (TODO_update_address_taken): New flag.
4661 (pass_simple_dse): Remove.
4662 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4663 * params.h (MAX_ALIASED_VOPS): Remove.
4664 (AVG_ALIASED_VOPS): Likewise.
4665 * omp-low.c (expand_omp_taskreg): Update SSA form.
4666 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4667 aliases the lhs in a copy stmt.
4668 * tree-ssa-dse.c (struct address_walk_data): Remove.
4669 (memory_ssa_name_same): Likewise.
4670 (memory_address_same): Likewise.
4671 (get_kill_of_stmt_lhs): Likewise.
4672 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4673 unused stores. Look through PHI nodes into post-dominated regions.
4674 (dse_optimize_stmt): Simplify. Properly remove stores.
4675 (tree_ssa_dse): Compute dominators.
4676 (execute_simple_dse): Remove.
4677 (pass_simple_dse): Likewise.
4678 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4679 gimple_loaded_syms and gimple_stored_syms computation.
4680 * toplev.c (dump_memory_report): Dump alias and pta stats.
4681 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4682 (vn_reference_eq): Likewise.
4683 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4684 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4685 valueize_vuses): Remove.
4686 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4687 (get_def_ref_stmt_vuse): ... this.
4688 (vn_reference_lookup_2): New function.
4689 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4690 walking equivalent vuses. Simplify.
4691 (vn_reference_lookup): Likewise.
4692 (vn_reference_insert): Likewise.
4693 (vn_reference_insert_pieces): Likewise.
4694 (visit_reference_op_call): Simplify.
4695 (visit_reference_op_load): Likewise.
4696 (visit_reference_op_store): Likewise.
4697 (init_scc_vn): Remove shared_lookup_vuses initialization.
4698 (free_scc_vn): Remove shared_lookup_vuses freeing.
4699 (sort_vuses, sort_vuses_heap): Remove.
4700 (get_ref_from_reference_ops): Export.
4701 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4702 vector with single vuse pointer.
4703 (vn_reference_lookup_pieces, vn_reference_lookup,
4704 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4705 (shared_vuses_from_stmt): Remove.
4706 (get_ref_from_reference_ops): Declare.
4707 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4708 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4709 memory-tag related code.
4710 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4711 (likely_value): Add comment, skip static-chain of call statements.
4712 (surely_varying_stmt_p): Adjust.
4713 (gimplify_and_update_call_from_tree): Likewise.
4714 (execute_fold_all_builtins): Do not rebuild alias info.
4715 (gimplify_and_update_call_from_tree): Properly update VOPs.
4716 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4717 (copy_ref_info): Remove memory-tag related code.
4718 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4719 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4720 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4722 * tree-ssa-dom.c (gimple_p): Remove typedef.
4723 (eliminate_redundant_computations): Adjust.
4724 (record_equivalences_from_stmt): Likewise.
4725 (avail_expr_hash): Likewise.
4726 (avail_expr_eq): Likewise.
4727 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4728 (stmt_makes_single_load): Likewise.
4729 (stmt_makes_single_store): Likewise.
4730 * tree-ssa-alias.c: Rewrite completely.
4731 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4732 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4733 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4734 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4735 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4736 Remove public functions.
4737 (pass_reset_cc_flags): Remove.
4738 (pass_build_alias): Move ...
4739 * tree-ssa-structalias.c (pass_build_alias): ... here.
4740 * tree-ssa-alias.c (may_be_aliased): Move ...
4741 * tree-flow-inline.h (may_be_aliased): ... here.
4742 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4743 count_uses_and_derefs): Move ...
4744 * gimple.c: ... here.
4745 * gimple.h (count_uses_and_derefs): Declare.
4746 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4747 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4748 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4749 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4750 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4751 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4752 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4754 * tree-dfa.c (refs_may_alias_p): Move ...
4755 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4756 * tree-ssa-alias.h: New file.
4757 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4758 (statement_sink_location): Likewise.
4759 * opts.c (decode_options): Do not adjust max-aliased-vops or
4760 avg-aliased-vops values.
4761 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4762 (TV_CALL_CLOBBER): Likewise.
4763 (TV_FLOW_SENSITIVE): Likewise.
4764 (TV_FLOW_INSENSITIVE): Likewise.
4765 (TV_MEMORY_PARTITIONING): Likewise.
4766 (TV_ALIAS_STMT_WALK): New timevar.
4767 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4768 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4769 (get_address_description): Remove memory-tag related code.
4770 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4771 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4772 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4773 and immediate uses in statements. Document.
4774 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4775 (dump_symbols): Remove.
4776 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4777 * alias.c (get_deref_alias_set): New function split out from ...
4778 (get_alias_set): ... here.
4779 * alias.h (get_deref_alias_set): Declare.
4780 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4781 type parameter. Remove restrict pointer handling. Create a
4782 ref-all pointer in case type-based alias sets do not conflict.
4783 (vect_analyze_data_refs): Remove SMT related code.
4784 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4785 (vectorizable_load): Likewise.
4786 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4787 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4788 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4789 Ignore vops and SMTs.
4790 (dr_analyze_alias): Likewise..
4791 (free_data_ref): Likewise.
4792 (create_data_ref): Likewise.
4793 (analyze_all_data_dependences): Likewise.
4794 (get_references_in_stmt): Adjust.
4795 * tree-flow-inline.h (gimple_aliases_computed_p,
4796 gimple_addressable_vars, gimple_call_clobbered_vars,
4797 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4798 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4799 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4800 gimple_mem_ref_stats): Remove.
4801 (gimple_vop): New function.
4802 (op_iter_next_use): Remove vuses and mayuses cases.
4803 (op_iter_next_def): Remove vdefs case.
4804 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4805 (clear_and_done_ssa_iter): Do not set removed fields.
4806 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4807 Assert we are not iterating over vuses or vdefs if not also
4808 iterating over uses or defs.
4809 (op_iter_init_use): Likewise.
4810 (op_iter_init_def): Likewise.
4811 (op_iter_next_vdef): Remove.
4812 (op_iter_next_mustdef): Likewise.
4813 (op_iter_init_vdef): Likewise.
4814 (compare_ssa_operands_equal): Likewise.
4815 (link_use_stmts_after): Handle vuse operand.
4816 (is_call_used): Use is_call_clobbered.
4817 (is_call_clobbered): Global variables are always call clobbered,
4818 query the call-clobbers bitmap.
4819 (mark_call_clobbered): Ignore global variables.
4820 (clear_call_clobbered): Likewise.
4821 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4822 virtual operands sanity check.
4823 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4825 (TARGET_MEM_REF): Remove TMR_TAG operand.
4826 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4827 Remove call-clobber related code.
4828 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4829 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4830 partitions or escape reason.
4831 (get_single_def_stmt, get_single_def_stmt_from_phi,
4832 get_single_def_stmt_with_phi): Remove.
4833 (dump_referenced_vars): Tidy.
4834 (get_ref_base_and_extent): Allow bare decls.
4835 (collect_dfa_stats): Adjust.
4836 * graphite.c (rename_variables_in_stmt): Adjust.
4837 (graphite_copy_stmts_from_block): Likewise.
4838 (translate_clast): Likewise.
4839 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4841 (translate_vuse_through_block): Use the oracle.
4842 (phi_translate_1): Adjust.
4843 (value_dies_in_block_x): Use the oracle. Cache the outcome
4845 (valid_in_sets): Check if the VUSE for
4846 a REFERENCE is available.
4847 (eliminate): Do not remove stmts during elimination,
4848 instead queue and remove them afterwards.
4849 (do_pre): Do not rebuild alias info.
4850 (pass_pre): Run TODO_rebuild_alias before PRE.
4851 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4852 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4853 (mark_all_v_defs_stmt): Remove.
4854 (mark_all_v_defs_seq): Adjust.
4855 (sra_replace): Likewise.
4856 (scalarize_use): Likewise.
4857 (scalarize_copy): Likewise.
4858 (scalarize_init): Likewise.
4859 (scalarize_ldst): Likewise.
4860 (todoflags): Remove.
4861 (tree_sra): Do not rebuild alias info.
4862 (tree_sra_early): Adjust.
4863 (pass_sra): Run TODO_update_address_taken before SRA.
4864 * tree-predcom.c (set_alias_info): Remove.
4865 (prepare_initializers_chain): Do not call it.
4866 (mark_virtual_ops_for_renaming): Adjust.
4867 (mark_virtual_ops_for_renaming_list): Remove.
4868 (initialize_root_vars): Adjust.
4869 (initialize_root_vars_lm): Likewise.
4870 (prepare_initializers_chain): Likewise.
4871 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4872 (may_propagate_copy_into_stmt): Likewise.
4873 (merge_alias_info): Do nothing for now.
4874 (propagate_tree_value_into_stmt): Adjust.
4875 (stmt_may_generate_copy): Likewise.
4876 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4877 not mark symbols for renaming.
4878 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4879 with the same statement, make sure to update the new pointed-to one.
4880 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4881 call statements, do not mark symbols for renaming.
4882 (mark_operand_necessary): Dump something.
4883 (ref_may_be_aliased): New function.
4884 (mark_aliased_reaching_defs_necessary_1): New helper function.
4885 (mark_aliased_reaching_defs_necessary): Likewise.
4886 (mark_all_reaching_defs_necessary_1): Likewise.
4887 (mark_all_reaching_defs_necessary): Likewise.
4888 (propagate_necessity): Do not process virtual PHIs. For
4889 non-aliased loads mark all reaching definitions as necessary.
4890 For aliased loads and stores mark the immediate dominating
4891 aliased clobbers as necessary.
4892 (visited): New global static.
4893 (perform_tree_ssa_dce): Free visited bitmap after propagating
4895 (remove_dead_phis): Perform simple dead virtual PHI removal.
4896 (remove_dead_stmt): Properly unlink virtual operands when
4898 (eliminate_unnecessary_stmts): Schedule PHI removal after
4900 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4901 (process_replaceable): Likewise.
4902 (find_replaceable_in_bb): Likewise.
4903 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4904 based on the single gimple vop.
4905 (verify_flow_insensitive_alias_info): Remove.
4906 (verify_flow_sensitive_alias_info): Likewise.
4907 (verify_call_clobbering): Likewise.
4908 (verify_memory_partitions): Likewise.
4909 (verify_alias_info): Likewise.
4910 (verify_ssa): Adjust..
4911 (execute_update_addresses_taken): Export. Update SSA
4912 manually. Optimize only when optimizing. Use a local bitmap.
4913 (pass_update_address_taken): Remove TODO_update_ssa, add
4915 (pass_update_address_taken): Just use TODO_update_address_taken.
4916 (init_tree_ssa): Do not initialize addressable_vars.
4917 (verify_ssa): Verify new VUSE / VDEF properties.
4918 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4919 Do not call verify_alias_info.
4920 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4921 Do not free the loaded and stored syms bitmaps. Reset the escaped
4922 and callused solutions. Do not free addressable_vars.
4923 Remove memory-tag related code.
4924 (warn_uninitialized_var): Aliases are always available.
4925 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4926 * lambda-code.c (can_put_in_inner_loop): Adjust.
4927 (can_put_after_inner_loop): Likewise.
4928 (perfect_nestify): Likewise.
4929 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4930 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4931 (vectorizable_conversion): Do not mark symbols for renaming.
4932 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4933 (expand_call_inline): Unlink the calls virtual operands before
4935 (tree_function_versioning): Do not call update_ssa if we are not
4936 updating clones. Simplify.
4937 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4938 (propagate_with_phi): Likewise..
4939 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4940 clobber code. Assert we are not aliased or global.
4941 * tree-flow.h: Include tree-ssa-alias.h
4942 (enum escape_type): Remove.
4943 (struct mem_sym_stats_d): Likewise.
4944 (struct mem_ref_stats_d): Likewise.
4945 (struct gimple_df): Add vop member. Remove global_var,
4946 call_clobbered_vars, call_used_vars, addressable_vars,
4947 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4948 escaped and callused members.
4949 (struct ptr_info_def): Remove all members, add points-to solution
4951 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4952 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4953 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4954 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4955 (tree-ssa-alias.o): Likewise.
4956 (toplev.o): Add tree-ssa-alias.h
4957 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4958 * gimple.c (gimple_set_bb): Fix off-by-one error.
4959 (is_gimple_reg): Do not handle memory tags.
4960 (gimple_copy): Also copy virtual operands.
4961 Delay updating the statement. Do not reset loaded and stored syms.
4962 (gimple_set_stored_syms): Remove.
4963 (gimple_set_loaded_syms): Likewise.
4964 (gimple_call_copy_skip_args): Copy the virtual operands
4965 and mark the new statement modified.
4966 * tree-ssa-structalias.c (may_alias_p): Remove.
4967 (set_uids_in_ptset): Take the alias set to prune with as
4968 parameter. Fold in the alias test of may_alias_p.
4969 (compute_points_to_sets): Compute whether a ptr is dereferenced
4971 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4972 other ADDRESSOF constraints on the lhs.
4973 (get_constraint_for_component_ref): Assert that we don't get
4974 ADDRESSOF constraints from the base of the reference.
4975 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4976 (struct variable_info): Remove collapsed_to member.
4977 (get_varinfo_fc): Remove.
4978 (new_var_info): Do not set collapsed_to.
4979 (dump_constraint): Do not follow cycles.
4980 (dump_constraint_graph): Likewise.
4981 (build_pred_graph): Likewise.
4982 (build_succ_graph): Likewise.
4983 (rewrite_constraints): Likewise.
4984 (do_simple_structure_copy): Remove.
4985 (do_rhs_deref_structure_copy): Remove.
4986 (do_lhs_deref_structure_copy): Remove.
4987 (collapse_rest_of_var): Remove.
4988 (do_structure_copy): Re-implement.
4989 (pta_stats): New global variable.
4990 (dump_pta_stats): New function.
4991 (struct constraint_expr): Make offset signed.
4992 (UNKNOWN_OFFSET): Define special value.
4993 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4994 (solution_set_expand): New helper function split out from ...
4995 (do_sd_constraint): ... here.
4996 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4997 (do_ds_constraint): Likewise.
4998 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4999 and CALLUSED = *CALLUSED.
5000 (set_union_with_increment): Make inc argument signed.
5001 (type_safe): Remove.
5002 (get_constraint_for_ptr_offset): Handle unknown and negative
5004 (first_vi_for_offset): Handle offsets before start. Bail
5005 out early for offsets beyond the variable extent.
5006 (first_or_preceding_vi_for_offset): New function.
5007 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
5008 Together with ESCAPED = *ESCAPED this properly computes reachability.
5009 (find_what_var_points_to): New function.
5010 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
5011 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
5012 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
5013 pt_solutions_intersect): New functions.
5014 (compute_call_used_vars): Remove.
5015 (compute_may_aliases): New main entry into PTA computation.
5016 * gimple.h (gimple_p): New typedef.
5017 (struct gimple_statement_base): Remove references_memory_p.
5018 (struct gimple_statement_with_memory_ops_base): Remove
5019 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
5021 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
5022 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
5023 gimple_set_references_memory): Remove.
5024 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
5025 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
5027 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
5028 (verify_expr): Allow RESULT_DECL.
5029 (gimple_duplicate_bb): Do not copy virtual operands.
5030 (gimple_duplicate_sese_region): Adjust.
5031 (gimple_duplicate_sese_tail): Likewise.
5032 (mark_virtual_ops_in_region): Remove.
5033 (move_sese_region_to_fn): Do not call it.
5034 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
5035 and pass_simple_dse.
5036 (execute_function_todo): Handle TODO_update_address_taken,
5037 call execute_update_addresses_taken for TODO_rebuild_alias.
5038 (execute_todo): Adjust.
5039 (execute_one_pass): Init dump files early.
5040 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
5042 (create_general_new_stmt): Clear vops.
5043 * tree-ssa-reassoc.c (get_rank): Adjust.
5044 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
5045 symbols for renaming.
5046 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
5047 (PARAM_AVG_ALIASED_VOPS): Likewise.
5048 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
5049 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
5050 * tree-ssa-operands.c: Simplify for new virtual operand representation.
5051 (operand_build_cmp, copy_virtual_operands,
5052 create_ssa_artificial_load_stmt, add_to_addressable_set,
5053 gimple_add_to_addresses_taken): Remove public functions.
5054 (unlink_stmt_vdef): New function.
5056 2009-04-03 Alan Modra <amodra@bigpond.net.au>
5058 * config.gcc (powerpc-*-linux*): Merge variants.
5060 2009-04-02 Chao-ying Fu <fu@mips.com>
5061 James Grosbach <james.grosbach@microchip.com>
5063 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
5064 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
5066 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
5067 keep_interrupts_masked_p, use_debug_exception_return_p.
5068 (mips_attribute_table): Add interrupt, use_shadow_register_set,
5069 keep_interrupts_masked, use_debug_exception_return.
5070 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
5071 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
5073 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
5074 (mips_print_operand): Process COP0 registers to print $0 .. $31
5075 correctly for GAS to process.
5076 (mips_interrupt_extra_call_saved_reg_p): New function.
5077 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
5079 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
5080 (mips_compute_frame_info): Add supports for interrupt context that
5081 includes doubleword accumulators and COP0 registers.
5082 (mips_for_each_saved_acc): New function.
5083 (mips_for_each_saved_gpr_and_fpr): Change the function name from
5084 mips_for_each_saved_reg.
5085 (mips_save_reg): Save accumulators.
5086 (mips_kernel_reg_p): A new for_each_rtx callback.
5087 (mips_expand_prologue): Support interrupt handlers.
5088 (mips_restore_reg): Restore accumulators.
5089 (mips_expand_epilogue): Support interrupt handlers.
5090 (mips_can_use_return_insn): Return false for interrupt handlers.
5091 (mips_epilogue_uses): New function.
5092 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
5093 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
5094 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
5095 cop0_move): New instructions.
5096 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
5097 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
5099 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
5101 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
5102 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
5103 interrupt handlers, we use K0 as the temporary register.
5104 (EPILOGUE_USES): Change to a function call.
5105 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
5106 handlers, we use K0 as the temporary register.
5108 * doc/extend.texi (Function Attributes): Document interrupt,
5109 use_shadow_register_set, keep_interrupts_masked,
5110 use_debug_exception_return for MIPS attributes.
5112 2009-04-03 Alan Modra <amodra@bigpond.net.au>
5114 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
5115 Remove a number of t-files from tmake_file.
5116 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
5117 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
5118 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
5119 target_prototype, not TARGET_PROTOTYPE.
5120 (LINK_OS_GNU_SPEC): Define.
5121 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
5122 and darwin-ldoubdle.c.
5124 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
5127 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
5128 (cpp_options): Ditto.
5129 (default_compilers): Ditto.
5130 (display_help): Ditto.
5131 (process_command): Ditto.
5133 (set_input): Use lbasename instead of duplicate code.
5134 (save_temps_prefix): New static for -save-temps=obj.
5135 (save_temps_length): Ditto.
5137 * doc/invoke.texi (-save-temps=obj): Document new variant to
5140 2009-04-02 Jeff Law <law@redhat.com>
5142 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
5145 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
5147 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
5148 * configure: Regenerated.
5150 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5152 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
5153 share the argument list.
5155 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5159 2009-02-12 Diego Novillo <dnovillo@google.com>
5161 * varpool.c (debug_varpool): New.
5162 * cgraph.h (debug_varpool): Declare.
5164 2009-04-02 Jan Hubicka <jh@suse.cz>
5166 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
5169 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
5171 * config/i386/i386.c (ix86_abi): Move initialization to ...
5172 (override_options): Here.
5174 2009-04-02 Christian Bruel <christian.bruel@st.com>
5176 * config/sh/sh.c (sh_dwarf_register_span): New function.
5177 (TARGET_DWARF_REGISTER_SPAN): Define.
5178 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
5180 2009-04-02 Ira Rosen <irar@il.ibm.com>
5182 PR tree-optimization/39595
5183 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
5184 interleaved loads group is not greater than the SLP group size.
5186 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5188 * builtins.c (is_builtin_name): New.
5189 (called_as_built_in): Use is_builtin_name.
5190 * tree.h (is_builtin_name): New.
5191 * varasm.c (incorporeal_function_p): Use is_builtin_name
5193 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
5195 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
5197 2009-04-02 Dodji Seketeli <dodji@redhat.com>
5200 * c-decl.c (clone_underlying_type): Move this ...
5201 * c-common.c (set_underlying_type): ... here.
5202 Also, make sure the function properly sets TYPE_STUB_DECL() on
5203 the newly created typedef variant type.
5204 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
5205 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
5208 2009-04-02 Richard Guenther <rguenther@suse.de>
5210 PR tree-optimization/37221
5211 * tree-flow.h (degenerate_phi_result): Declare.
5212 * tree-ssa-dom.c (degenerate_phi_result): Export.
5213 * tree-scalar-evolution.c (analyze_initial_condition): If
5214 the initial condition is defined by a degenerate PHI node
5215 use the degenerate value.
5217 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
5219 PR rtl-optimization/39588
5220 * combine.c (merge_outer_ops): Do not set the constant when this
5222 (simplify_shift_const_1): Do not modify it either in this case.
5224 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
5226 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
5227 tuning is deprecated if -mtune value is set to an Itanium1 variant.
5229 2009-04-01 Janis Johnson <janis187@us.ibm.com>
5232 * c-lex.c (interpret_float): Default (no suffix) is double.
5234 2009-04-1 Xinliang David Li <davidxl@google.com>
5236 * config/i386/i386.c (legitimate_constant_p): Recognize
5237 all one vector constant.
5239 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5241 * config/vax/vax.c: Add #includes to silence warnings.
5242 Change #include order to silence two warnings.
5244 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5246 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
5247 (ASM_SPEC): Pass -k to the assembler for PIC code.
5249 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5251 * config.gcc: Add vax-*-linux* to the switch.
5252 * config/vax/linux.h: New file. (TARGET_VERSION,
5253 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
5255 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5257 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
5258 Use predicate macros instead of GET_CODE() == foo.
5259 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
5260 ashlsi3, rotrsi3, <unnamed>): Likewise.
5262 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5264 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
5265 jbbccihi, jbbccisi): Remova trailing whitespace.
5266 * config/vax/constraints.md: Likewise.
5267 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5268 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
5269 * config/vax/predicates.md: Likewise.
5270 * config/vax/vax.c (print_operand_address, vax_output_int_move,
5271 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
5272 * config/vax/vax.h: Likewise.
5273 * config/vax/vax.md (nonlocal_goto): Likewise.
5275 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5277 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
5278 (indirectable_address_p, adjacent_operands_p): Add spaces around
5280 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
5282 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5284 * config/vax/vax.c (legitimate_constant_address_p,
5285 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
5286 index_term_p, reg_plus_index_p, legitimate_address_p,
5287 vax_mode_dependent_address_p): Update comments to match functions
5288 modified by the recent int->bool conversion.
5290 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5292 * config/vax/builtins.md: Update copyright message.
5293 * config/vax/constraints.md: Likewise.
5294 * config/vax/netbsd-elf.h: Likewise.
5295 * config/vax/predicates.md: Likewise.
5296 * config/vax/vax-protos.h: Likewise.
5297 * config/vax/vax.c: Likewise.
5298 * config/vax/vax.h: Likewise.
5299 * config/vax/vax.md: Likewise.
5300 * config/vax/vax.opt: Likewise.
5302 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5304 * config/vax/builtins.md (ffssi2, ffssi2_internal,
5305 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
5306 * config/vax/constraints.md (B, R): Likewise.
5307 * config/vax/predicates.md (external_memory_operand,
5308 nonimmediate_addsub_di_operand): Likewise.
5309 * config/vax/vax.c (vax_output_int_add): Likewise.
5310 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
5311 untyped_call): Likewise.
5313 2009-04-01 Matt Thomas <matt@3am-software.com>
5315 * config/vax/predicates.md: New file.
5316 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
5317 external_const_operand, nonsymbolic_operand, external_memory_operand,
5318 indirect_memory_operand, indexed_memory_operand,
5319 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
5320 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
5322 * config/vax/constraints.md: New file.
5323 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
5325 * config/vax/builtins.md: New file.
5326 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
5327 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
5329 * config/vax/vax.opt (mqmath): Add option.
5330 * config/vax/vax.md (isfx): Extend with DI.
5331 (VAXintQH, VAXintQHSD): Define.
5332 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
5333 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
5334 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
5335 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
5336 (movdi): Update constraints and use vax_output_int_move().
5337 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
5338 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
5339 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
5340 nonlocal_goto): New.
5341 (mov<mode>): Extend accepted operand types.
5342 (subdi3_old): Rename from subdi3, change update constraints and use
5343 a new implementation.
5344 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
5345 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
5346 MOVE_RATIO, CLEAR_RATIO): Define.
5347 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
5348 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
5349 (PRINT_OPERAND): Redefine using a function instead of inlined code.
5350 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
5351 (split_quadword_operands): Make static and really allow variable
5353 (print_operand_address): Update for PIC generation.
5354 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
5355 indexable_address_p, fixup_mathdi_operand,
5356 vax_expand_addsub_di_operands, adjacent_operands_p): New.
5357 (vax_float_literal, legitimate_constant_p,
5358 indirectable_constant_address_p, index_term_p,
5359 reg_plus_index_p): Return bool instead of int.
5360 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
5362 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
5364 (vax_output_conditional_branch): Indent.
5365 (legitimate_constant_address_p, indirectable_constant_address_p,
5366 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
5367 vax_mode_dependent_address_p): Return bool instead of int, update for
5369 * config/vax/vax-protos.h (legitimate_constant_address_p,
5370 legitimate_constant_p, legitimate_address_p,
5371 vax_mode_dependent_address_p): Change declaration to bool.
5372 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
5373 vax_expand_addsub_di_operands, vax_output_int_subtract,
5374 vax_output_movmemsi): Declare.
5375 (split_quadword_operands, vax_float_literal): Delete declaration.
5376 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
5377 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
5378 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
5379 ASM_OUTPUT_DWARF_PCREL): Define.
5380 (ASM_SPEC): Change definition to allow PIC generation.
5382 2009-04-01 Steve Ellcey <sje@cup.hp.com>
5384 * doc/sourcebuild.texi: Update front-end requirements.
5386 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5389 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
5390 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
5391 (booldi3_internal3): Use boolean_or_operator instead of
5394 2009-04-01 Joseph Myers <joseph@codesourcery.com>
5397 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
5398 declarator whose size is not an integer constant expression but
5399 folds to an integer constant, then treat it as a constant
5402 2009-04-01 Richard Guenther <rguenther@suse.de>
5404 * fold-const.c (fold_plusminus_mult_expr): Do not fold
5405 i * 4 + 2 to (i * 2 + 1) * 2.
5407 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5410 * c-parser.c (c_parser_asm_statement): Skip until close paren and
5411 return if c_parser_asm_string_literal returned NULL.
5413 2009-04-01 Nick Clifton <nickc@redhat.com>
5415 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
5417 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
5418 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
5419 other typedefs to avoid conflicts with libgcc2.c. Define labels
5420 to gain 16-bit bit-manipulation functions from libgcc2.c and then
5422 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
5423 to gain 16-bit trapping arithmetic functions from libgcc2.c and
5426 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
5428 * varasm.c (default_function_rodata_section): Declare DOT as
5431 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
5432 Andrey Galkin <agalkin@hypercom.com>
5435 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
5436 Make object_name unique for each process.
5438 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5441 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
5442 addressable variables in the parallel that could go out of scope while
5443 running queued tasks.
5445 2009-04-01 Anatoly Sokolov <aesok@post.ru>
5447 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
5448 (CASE_VALUES_THRESHOLD): Redefine.
5449 * config/avr/avr.c (avr_override_options): Remove initialization of
5450 avr_case_values_threshold variable.
5451 (avr_case_values_threshold): Remove variable. Add new function.
5452 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
5453 * config/avr/avr.opt (mno-tablejump): Remove option.
5454 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
5456 2009-04-01 DJ Delorie <dj@redhat.com>
5458 * varasm.c (default_function_rodata_section): Don't assume
5459 anything about where the first '.' in the section name is.
5461 2009-04-01 Alan Modra <amodra@bigpond.net.au>
5463 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
5464 rs6000_emit_stack_tie.
5466 2009-03-31 Ian Lance Taylor <iant@google.com>
5468 * tree-eh.c (tree_remove_unreachable_handlers): Compare
5469 gimple_code with GIMPLE_RESX, not RESX.
5471 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5473 * c-common.c (c_get_ident): New.
5474 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
5476 2009-04-01 Ben Elliston <bje@au.ibm.com>
5478 * config/rs6000/sysv4.opt (msdata): Improve option description.
5480 2009-03-31 Steve Ellcey <sje@cup.hp.com>
5482 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
5483 (divdf3_internal_lat): Remove.
5484 (divxf3_internal_lat): Remove.
5485 (divxf3_internal_thr): Remove.
5486 (divxf): Use divxf3_internal.
5487 * config/ia64/div.md (divsf3_internal_lat): New.
5488 (divdf3_internal_lat): New.
5489 (divxf3_internal): New.
5491 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5494 * Makefile.in (USE_GCC_STDINT): Define.
5495 (stmp-int-hdrs): Install stdint.h if applicable.
5496 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
5498 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
5499 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
5500 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5501 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5502 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5503 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5504 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5505 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5506 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5507 (c_common_nodes_and_builtins): Initialize
5508 underlying_wchar_type_node. Do not initialize
5509 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
5510 nodes for new types.
5511 (c_stddef_cpp_builtins): Define macros for new types.
5512 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
5514 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
5515 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
5516 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
5517 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
5518 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
5519 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
5520 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
5521 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
5522 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
5523 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
5524 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
5525 int16_type_node, int32_type_node, int64_type_node,
5526 uint8_type_node, uint16_type_node, c_uint32_type_node,
5527 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
5528 int_least32_type_node, int_least64_type_node,
5529 uint_least8_type_node, uint_least16_type_node,
5530 uint_least32_type_node, uint_least64_type_node,
5531 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
5532 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
5533 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
5534 uintptr_type_node): Define.
5535 * c-cppbuiltin.c (builtin_define_constants,
5536 builtin_define_type_minmax): New.
5537 (builtin_define_stdint_macros): Define more macros.
5538 (c_cpp_builtins): Define more limit macros.
5540 (builtin_define_type_max): Define in terms of
5541 builtin_define_type_minmax. Remove is_long parameter. All
5543 * config.gcc (use_gcc_stdint): Define.
5544 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
5545 Add newlib-stdint.h for generic targets.
5546 * config/glibc-stdint.h, config/newlib-stdint.h,
5547 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
5548 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
5549 * config/score/score.h (UINTPTR_TYPE): Define.
5550 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5551 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5552 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5553 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5554 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5555 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5556 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5557 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5558 * config/spu/spu.h (STDINT_LONG32): Define.
5559 * configure.ac (use_gcc_stdint): Substitute.
5560 * configure: Regenerate.
5561 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
5562 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
5563 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
5564 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
5565 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
5566 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
5567 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
5568 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
5569 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
5570 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
5571 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
5572 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
5573 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
5574 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
5575 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
5576 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
5577 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
5578 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
5579 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
5580 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
5581 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
5582 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
5583 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5584 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5585 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5586 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5587 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5588 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5589 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
5591 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5593 * loop-iv.c (suitable_set_for_replacement): Renamed from
5594 simplify_using_assignment; changed to return bool and to accept new
5595 args DEST and SRC. Return true iff we find a source/destination pair
5596 that can be used to make a replacement, and fill SRC and DEST if so.
5597 Remove arg ALTERED. Don't deal with altered regs here. All callers
5599 (simplify_using_initial_values): Deal with altered regs here and track
5600 more precisely the effect they have on the validity of our expression.
5602 * loop-iv.c (simplify_using_condition): A condition of the form
5603 (EQ REG CONST) can be used to simply make a substitution.
5604 (simplify_using_initial_values): Keep track of conditions we have seen
5605 and keep using them to simplify new expressions, while applying the
5606 same substitutions to them as to the expression.
5608 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5609 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5612 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5613 changed. Use this when trying to improve the upper bound.
5614 Generate the comparison by using simplify_gen_relational.
5616 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5618 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5620 (simplify_using_assignment, simplify_using_initial_values): Call
5621 replace_in_expr to make replacements. Call replace_single_def_regs
5622 once on the initial version of the expression.
5624 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5627 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5629 2009-03-31 Richard Guenther <rguenther@suse.de>
5632 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5633 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5635 2009-03-31 Richard Guenther <rguenther@suse.de>
5637 * tree.h (div_if_zero_remainder): Declare.
5638 * fold-const.c (div_if_zero_remainder): Export.
5639 * tree-ssa-forwprop.c
5640 (forward_propagate_addr_into_variable_array_index): Handle
5641 constant array index addition outside of the variable index.
5643 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5646 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5647 define_splits, floatunssi<mode>2): Require x87 conversions from
5648 DImode to be permitted.
5650 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5652 PR preprocessor/15638
5653 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5655 2009-03-31 Richard Guenther <rguenther@suse.de>
5659 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5660 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5661 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5662 a separate statement.
5663 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5664 (lookup_tmp_var): Likewise.
5665 (is_gimple_formal_tmp_or_call_rhs): Remove.
5666 (is_gimple_reg_or_call_rhs): Rename to ...
5667 (is_gimple_reg_rhs_or_call): ... this.
5668 (is_gimple_mem_or_call_rhs): Rename to ...
5669 (is_gimple_mem_rhs_or_call): ... this.
5670 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5671 DECL_GIMPLE_REG_P only if is_formal is true.
5672 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5673 for non-proper post-modify expression gimplification.
5674 (gimplify_self_mod_expr): For post-modify expressions gimplify
5675 the lvalue to a minimal lvalue.
5676 (rhs_predicate_for): Remove formal temp case.
5677 (gimplify_modify_expr_rhs): Likewise.
5678 (gimplify_addr_expr): Use is_gimple_reg.
5679 (gimplify_expr): Remove formal temp cases.
5680 (gimple_regimplify_operands): Likewise.
5681 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5682 and FILTER_EXPR like constants.
5683 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5685 (is_gimple_formal_tmp_rhs): Remove.
5686 (is_gimple_reg_rhs): Remove special casing.
5687 (is_gimple_mem_rhs): Fix.
5688 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5689 (is_gimple_formal_tmp_var): Remove.
5690 (is_gimple_formal_tmp_reg): Likewise.
5691 (is_gimple_min_lval): Allow invariant component ref parts.
5692 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5693 is_gimple_formal_tmp_reg): Remove declarations.
5694 * tree-cfg.c (verify_expr): Verify that variables with address
5695 taken do not have DECL_GIMPLE_REG_P set.
5696 * tree-mudflap.c (mf_build_check_statement_for): Use
5697 force_gimple_operand instead of gimplify_expr.
5699 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5701 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5702 schedulable rows to compute_split_row.
5704 2009-03-31 Ben Elliston <bje@au.ibm.com>
5707 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5710 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5712 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5713 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5714 * configure: Regenerate.
5715 * config.in: Regenerate.
5716 * config/rs6000/rs6000.opt (mtls-markers): Add.
5717 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5718 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5719 (tls_ld_aix, tls_ld_sysv): Likewise.
5720 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5721 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5723 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5725 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5727 2009-03-30 Jan Hubicka <jh@suse.cz>
5729 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5731 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5732 detection and label handling.
5734 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5736 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5737 left_conflicts_size.
5738 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5739 ALLOCNO_LEFT_CONFLICTS_SIZE.
5741 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5742 remove_allocno_from_bucket_and_push,
5743 allocno_spill_priority_compare, push_allocnos_to_stack,
5744 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5745 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5746 (setup_allocno_left_conflicts_num): Ditto. Rename to
5747 setup_allocno_left_conflicts_size.
5748 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5749 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5750 setup_allocno_left_conflicts_size instead of
5751 setup_allocno_left_conflicts_num.
5753 * ira-build.c (ira_create_allocno): Use
5754 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5755 ALLOCNO_LEFT_CONFLICTS_NUM.
5757 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5759 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5760 instead of DF_LR_OUT.
5762 * ira-lives.c (process_bb_node_lives): Ditto.
5764 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5765 instead of DF_LR_{OUT,IN}.
5767 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5769 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5771 2009-03-30 Jan Hubicka <jh@suse.cz>
5773 * except.c (label_to_region_map): Fix thinko.
5775 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5778 * tree.h (tree_find_value): New declaration.
5779 * tree.c (tree_find_value): New function.
5780 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5782 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5785 * c-decl.c (struct c_binding): Add locus field.
5786 (bind): Add locus argument, set locus field from it.
5787 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5788 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5789 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5790 implicitly_declare, undeclared_variable, lookup_label,
5791 declare_label, c_make_fname_decl, c_builtin_function,
5792 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5795 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5798 * config/i386/i386.c (classify_argument): Check total size of
5801 2009-03-30 Martin Jambor <mjambor@suse.cz>
5803 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5804 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5805 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5808 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5809 seen_variable_array_ref while also traversing a union.
5811 * tree-inline.c (optimize_inline_calls): Do not call
5812 cgraph_node_remove_callees.
5813 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5814 (pass_remove_cgraph_callee_edges): New variable.
5815 * passes.c (init_optimization_passes): Add
5816 pass_remove_cgraph_callee_edges after early inlining and before all
5817 late intraprocedural passes.
5819 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5821 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5823 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5826 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5828 * combine.c (simplify_comparison): Use have_insn_for.
5829 * dojump.c (do_jump): Likewise.
5831 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5833 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5834 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5835 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5836 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5837 instead of sparc_compare_emitted.
5838 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5839 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5840 instead of sparc_compare_emitted.
5842 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5844 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5845 enter/exit cfglayout mode.
5846 (pass_partition_block): Require it.
5847 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5848 (combine_instructions): Track basic blocks instead of labels.
5849 (update_cfg_for_uncondjump): New.
5850 (try_combine): Use it. Update jumps after rescanning.
5851 (pass_combine): Require PROP_cfglayout.
5852 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5854 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5856 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5857 Provide/destroy PROP_cfglayout respectively.
5858 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5859 * tree-pass.h (PROP_cfglayout): New.
5861 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5863 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5864 fold_convert_const_fixed_from_fixed,
5865 fold_convert_const_fixed_from_int,
5866 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5867 set TREE_CONSTANT_OVERFLOW.
5868 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5869 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5871 2009-03-30 Ira Rosen <irar@il.ibm.com>
5873 * tree-vect-loop-manip.c: New file.
5874 * tree-vectorizer.c: Update documentation and included files.
5875 (vect_loop_location): Make extern.
5876 (rename_use_op): Move to tree-vect-loop-manip.c
5877 (rename_variables_in_bb, rename_variables_in_loop,
5878 slpeel_update_phis_for_duplicate_loop,
5879 slpeel_update_phi_nodes_for_guard1,
5880 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5881 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5882 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5883 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5884 find_loop_location): Likewise.
5885 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5886 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5887 get_vectype_for_scalar_type, vect_is_simple_use,
5888 supportable_widening_operation, supportable_narrowing_operation):
5890 (bb_in_loop_p): Move to tree-vect-loop.c.
5891 (new_loop_vec_info, destroy_loop_vec_info,
5892 reduction_code_for_scalar_code, report_vect_op,
5893 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5894 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5895 (vect_supportable_dr_alignment): Likewise.
5896 * tree-vectorizer.h (tree-data-ref.h): Include.
5897 (vect_loop_location): Declare.
5898 Reorganize function declarations according to the new file structure.
5899 * tree-vect-loop.c: New file.
5900 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5901 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5902 * tree-vect-data-refs.c: New file.
5903 * tree-vect-patterns.c (timevar.h): Don't include.
5904 * tree-vect-stmts.c: New file.
5905 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5906 tree-vect-slp.c, tree-vect-loop.c.
5907 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5908 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5909 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5910 (tree-vect-analyze.o): Remove.
5911 (tree-vect-transform.o): Likewise.
5912 (tree-vect-data-refs.o): Add rule.
5913 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5914 tree-vect-slp.o): Likewise.
5915 (tree-vect-patterns.o): Remove redundant dependencies.
5916 (tree-vectorizer.o): Likewise.
5917 * tree-vect-slp.c: New file.
5919 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5921 * optc-gen.awk: Warn if an option flag has multiple different
5924 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5926 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5927 -floop-block): Document dependences on PPL, CLooG and Graphite.
5929 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5931 PR rtl-optimization/323
5932 * c-common.c (c_fully_fold, convert_and_check,
5933 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5934 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5935 * c-common.def (EXCESS_PRECISION_EXPR): New.
5936 * c-cppbuiltin.c (builtin_define_float_constants): Define
5937 constants with enough digits for long double.
5938 * c-lex.c (interpret_float): Interpret constant with excess
5939 precision where appropriate.
5940 * c-opts.c (c_common_post_options): Set
5941 flag_excess_precision_cmdline. Give an error for
5942 -fexcess-precision=standard for C++ for processors where the
5943 option is significant.
5944 * c-parser.c (c_parser_conditional_expression): Handle excess
5945 precision in condition.
5946 * c-typeck.c (convert_arguments): Handle arguments with excess
5948 (build_unary_op): Move excess precision outside operation.
5949 (build_conditional_expr): Likewise.
5950 (build_compound_expr): Likewise.
5951 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5952 (build_modify_expr): Handle excess precision in RHS.
5953 (convert_for_assignment): Handle excess precision in converted
5955 (digest_init, output_init_element, process_init_element): Handle
5956 excess precision in initializer.
5957 (c_finish_return): Handle excess precision in return value.
5958 (build_binary_op): Handle excess precision in operands and add
5959 excess precision as needed for operation.
5960 * common.opt (-fexcess-precision=): New option.
5961 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5962 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5963 For standard excess precision, output explicit conversion to and
5964 truncation from XFmode.
5965 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5966 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5967 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5968 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5969 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5970 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5971 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5972 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5973 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5974 define_splits, sqrt<mode>2): Disable where appropriate for
5975 standard excess precision.
5976 * convert.c (convert_to_real): Do not shorten arithmetic to type
5977 for which excess precision would be used.
5978 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5979 * doc/invoke.texi (-fexcess-precision=): Document option.
5980 (-mfpmath=): Correct index entry.
5981 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5982 flag_excess_precision): New.
5983 * langhooks.c (lhd_post_options): Set
5984 flag_excess_precision_cmdline.
5985 * opts.c (common_handle_option): Handle -fexcess-precision=.
5986 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5987 init_excess_precision): New.
5988 (lang_dependent_init_target): Call init_excess_precision.
5989 * tree.c (excess_precision_type): New.
5990 * tree.h (excess_precision_type): Declare.
5992 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5995 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5996 non-lvalue to component.
5998 2009-03-29 Joseph Myers <joseph@codesourcery.com>
6000 PR preprocessor/34695
6001 * Makefile.in (c-opts.o): Depend on c-tree.h.
6002 * c-common.c: Move down include of diagnostic.h.
6003 (done_lexing, c_cpp_error): New.
6004 * c-common.h (done_lexing): Declare.
6005 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
6007 * c-opts.c: Include c-tree.h.
6008 (c_common_init_options): Set preprocessor error callback.
6009 (c_common_handle_option): Do not set preprocessor
6010 inhibit_warnings, warnings_are_errors, warn_system_headers,
6011 pedantic_errors or inhibit_warnings flags.
6012 (c_common_post_options): Do not check cpp_errors (parse_in).
6013 (c_common_finish): Do not output dependencies if there were
6014 errors. Do not check return value of cpp_finish.
6015 * c-ppoutput.c (pp_file_change): Set input_location.
6016 * c-tree.h (c_cpp_error): Declare.
6017 * diagnostic.c (diagnostic_set_info_translated): Also initialize
6019 (diagnostic_build_prefix): Check override_column.
6020 * diagnostic.h (diagnostic_info): Add override_column field.
6021 (diagnostic_override_column): Define.
6023 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
6025 * c-common.c (c_expand_expr, c_staticp): Remove.
6026 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
6027 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
6028 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
6029 * c-gimplify.c (gimplify_compound_literal_expr,
6030 optimize_compound_literals_in_ctor): Remove.
6031 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
6032 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
6033 * c-semantics.c (emit_local_var): Remove.
6035 * langhooks-def.h (lhd_expand_expr): Remove.
6036 * langhooks.c (lhd_expand_expr): Remove.
6037 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
6039 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
6040 handling from c-semantics.c; don't call into langhook.
6041 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
6042 * gimplify.c (gimplify_compound_literal_expr,
6043 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
6044 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
6045 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
6046 as was done in c-gimplify.c.
6047 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
6048 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
6049 Move from c-common.h.
6050 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
6052 * tree.c (staticp): Do not call langhook.
6053 * langhooks.c (lhd_staticp): Delete.
6054 * langhooks-def.h (lhd_staticp): Delete prototype.
6055 (LANG_HOOKS_STATICP): Delete.
6056 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
6058 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
6059 instead of DECL_STMTs.
6061 2009-03-29 Joseph Myers <joseph@codesourcery.com>
6069 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
6071 (fold_call_expr): Return a NOP_EXPR from folding rather than the
6072 contained expression.
6073 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
6074 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
6075 conditional expressions for C.
6076 (decl_constant_value_for_optimization): Move from
6077 decl_constant_value_for_broken_optimization in c-typeck.c. Check
6078 whether optimizing and that the expression is a VAR_DECL not of
6079 array type instead of doing such checks in the caller. Do not
6080 check pedantic. Call gcc_unreachable for C++.
6081 * c-common.def (C_MAYBE_CONST_EXPR): New.
6082 * c-common.h (c_fully_fold, c_save_expr,
6083 decl_constant_value_for_optimization): New prototypes.
6084 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
6085 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
6086 EXPR_INT_CONST_OPERANDS): Define.
6087 * c-convert.c (convert): Strip nops from expression.
6088 * c-decl.c (groktypename): Take extra parameters expr and
6089 expr_const_operands. Update call to grokdeclarator.
6090 (start_decl): Update call to grokdeclarator. Add statement for
6091 expressions used in type of decl.
6092 (grokparm): Update call to grokdeclarator.
6093 (push_parm_decl): Update call to grokdeclarator.
6094 (build_compound_literal): Add parameter non_const and build a
6095 C_MAYBE_COSNT_EXPR if applicable.
6096 (grokdeclarator): Take extra parameters expr and
6097 expr_const_operands. Track expressions used in declaration
6098 specifiers and declarators. Fold array sizes and track whether
6099 they are constant expressions and whether they are integer
6100 constant expressions.
6101 (parser_xref_tag): Set expr and expr_const_operands fields in
6103 (grokfield): Update call to grokdeclarator.
6104 (start_function): Update call to grokdeclarator.
6105 (build_null_declspecs): Set expr and expr_const_operands fields in
6107 (declspecs_add_type): Handle expressions in typeof specifiers.
6108 * c-parser.c (c_parser_declspecs): Set expr and
6109 expr_const_operands fields for declaration specifiers.
6110 (c_parser_enum_specifier): Likewise.
6111 (c_parser_struct_or_union_specifier): Likewise.
6112 (c_parser_typeof_specifier): Likewise. Update call to
6113 groktypename. Fold expression as needed. Return expressions with
6114 type instead of adding statements.
6115 (c_parser_attributes): Update calls to c_parser_expr_list.
6116 (c_parser_statement_after_labels): Fold expression before passing
6117 to objc_build_throw_stmt.
6118 (c_parser_condition): Fold expression.
6119 (c_parser_asm_operands): Fold expression.
6120 (c_parser_conditional_expression): Use c_save_expr. Update call
6121 to build_conditional_expr.
6122 (c_parser_alignof_expression): Update call to groktypename.
6123 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
6124 original_code. Fold expression argument of va_arg. Create
6125 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
6126 argument to va_arg. Update calls to groktypename. Fold array
6127 index for offsetof. Verify that first argument to
6128 __builtin_choose_expr has integer type.
6129 (c_parser_postfix_expression_after_paren_type): Update calls to
6130 groktypename and build_compound_literal. Handle expressions with
6131 side effects in type name.
6132 (c_parser_postfix_expression_after_primary): Update call to
6133 c_parser_expr_list. Set original_code for calls to
6134 __builtin_constant_p.
6135 (c_parser_expr_list): Take extra parameter fold_p. Fold
6136 expressions if requested.
6137 (c_parser_objc_type_name): Update call to groktypename.
6138 (c_parser_objc_synchronized_statement): Fold expression.
6139 (c_parser_objc_receiver): Fold expression.
6140 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
6141 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
6142 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
6143 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
6144 (struct c_typespec): Add elements expr and expr_const_operands.
6145 (struct c_declspecs): Add elements expr and expr_const_operands.
6146 (groktypename, build_conditional_expr, build_compound_literal):
6148 (in_late_binary_op): Declare.
6149 * c-typeck.c (note_integer_operands): New function.
6150 (in_late_binary_op): New variable.
6151 (decl_constant_value_for_broken_optimization): Move to c-common.c
6152 and rename to decl_constant_value_for_optimization.
6153 (default_function_array_conversion): Do not strip nops.
6154 (default_conversion): Do not call
6155 decl_constant_value_for_broken_optimization.
6156 (build_array_ref): Do not fold result.
6157 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
6158 result when operand is a VLA.
6159 (c_expr_sizeof_type): Update call to groktypename. Handle
6160 expressions included in type name. Use C_MAYBE_CONST_EXPR for
6161 result when operand names a VLA type.
6162 (build_function_call): Update call to build_compound_literal.
6163 Only fold result for calls to __builtin_* functions. Strip
6164 NOP_EXPR from INTEGER_CST returned from such functions. Fold
6165 the function designator.
6166 (convert_arguments): Fold arguments. Update call to
6167 convert_for_assignment.
6168 (build_unary_op): Handle increment and decrement of
6169 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
6170 decrement earlier. Fold operand of increment and decrement.
6171 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
6172 built for integer operand. Wrap returns that are INTEGER_CSTs
6173 without being integer constant expressions or that have integer
6174 constant operands without being INTEGER_CSTs.
6175 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
6176 (build_conditional_expr): Add operand ifexp_bcp. Track whether
6177 result is an integer constant expression or can be used in
6178 unevaluated parts of one and avoid folding and wrap as
6179 appropriate. Fold operands before possibly doing -Wsign-compare
6181 (build_compound_expr): Wrap result for C99 if operands can be used
6182 in integer constant expressions.
6183 (build_c_cast): Update call to digest_init. Do not ignore
6184 overflow from casting floating-point constants to integers. Wrap
6185 results that could be confused with integer constant expressions,
6186 null pointer constants or floating-point constants.
6187 (c_cast_expr): Update call to groktypename. Handle expressions
6188 included in type name.
6189 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
6190 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
6191 Update calls to convert_for_assignment.
6192 (convert_for_assignment): Take new parameter
6193 null_pointer_constant. Do not strip nops or call
6194 decl_constant_value_for_broken_optimization. Set
6195 in_late_binary_op for conversions to boolean.
6196 (store_init_value): Update call to digest_init.
6197 (digest_init): Take new parameter null_pointer_constant. Do not
6198 call decl_constant_value_for_broken_optimization. pedwarn for
6199 initializers not constant expressions. Update calls to
6200 convert_for_assignment.
6201 (constructor_nonconst): New.
6202 (struct constructor_stack): Add nonconst element.
6203 (really_start_incremental_init, push_init_level, pop_init_level):
6204 Handle constructor_nonconst and nonconst element.
6205 (set_init_index): Call constant_expression_warning for array
6207 (output_init_element): Fold value. Set constructor_nonconst as
6208 applicable. pedwarn for initializers not constant expressions.
6209 Update call to digest_init. Call constant_expression_warning
6210 where constant initializers are required.
6211 (process_init_element): Use c_save_expr.
6212 (c_finish_goto_ptr): Fold expression.
6213 (c_finish_return): Fold return value. Update call to
6214 convert_for_assignment.
6215 (c_start_case): Fold switch expression.
6216 (c_process_expr_stmt): Fold expression.
6217 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
6218 ensure statement expression is not evaluated in constant expression.
6219 (build_binary_op): Track whether results are integer constant
6220 expressions or may occur in such, disable folding and wrap results
6221 as applicable. Fold operands for -Wsign-compare warnings unless
6223 (c_objc_common_truthvalue_conversion): Handle results folded to
6224 integer constants that are not integer constant expressions.
6225 * doc/extend.texi: Document when typeof operands are evaluated,
6226 that condition of __builtin_choose_expr is an integer constant
6227 expression, and more about use of __builtin_constant_p in
6230 2009-03-29 Richard Guenther <rguenther@suse.de>
6232 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
6233 propagate addresses of array references.
6235 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
6237 * regmove.c (perhaps_ends_bb_p): Remove.
6238 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
6239 from INSN and check that the main loop stays within that basic block.
6240 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
6241 (regmove_forward_pass): Split out from regmove_optimize. Use
6242 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
6243 (regmove_backward_pass): Split out from regmove_optimize. Use
6244 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
6245 (regmove_optimize): Simplify.
6247 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6250 * config/i386/i386.c (classify_argument): Ignore flexible array
6251 member in struct and warn ABI change.
6253 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6255 * config/i386/i386-protos.h (ix86_agi_dependent): New.
6257 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
6258 (ix86_adjust_cost): Updated.
6260 2009-03-29 Jan Hubicka <jh@suse.cz>
6263 * tree-pass.h (pass_cleanup_eh): New function.
6264 (remove_unreachable_regions): Break code handling RTL
6265 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
6266 that can not be reached by runtime.
6267 (can_be_reached_by_runtime): New function.
6268 (label_to_region_map): New function.
6269 (num_eh_regions): New function.
6270 (rtl_remove_unreachable_regions): New function.
6271 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
6272 (remove_eh_region): New function.
6273 * except.h: Include sbitmap and vecprim.
6274 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
6275 num_eh_regions): Declare.
6276 * passes.c (init_optimization_passes): Schedule cleanup_eh.
6277 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
6278 * tree-eh.c (tree_remove_unreachable_handlers): New function.
6279 (tree_empty_eh_handler_p): New function.
6280 (cleanup_empty_eh): New function.
6281 (cleanup_eh): New function.
6282 (pass_cleanup_eh): New function.
6284 2009-03-29 Jan Hubicka <jh@suse.cz>
6286 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
6287 for removed regions.
6289 2009-03-29 Jan Hubicka <jh@suse.cz>
6291 * except.c (dump_eh_tree): Dump all datastructures.
6293 2009-03-29 Jan Hubicka <jh@suse.cz>
6295 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
6296 (duplicate_eh_regions_1): Likewise.
6297 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
6298 vector; call EH verification.
6299 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6300 Be ready for region being removed.
6302 2009-03-29 Jan Hubicka <jh@suse.cz>
6304 * bitmap.c (bitmap_last_set_bit): New function.
6305 * bitmap.h (bitmap_last_set_bit): Declare.
6307 2009-03-29 David Ayers <ayers@fsfe.org>
6310 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
6311 by calling objc_compare_types and surpress warnings about
6312 incompatible C pointers that are compatible ObjC pointers.
6314 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
6316 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
6317 call initialize_inline_failed.
6318 (initialize_inline_failed): Move it from here ...
6319 * cgraph.c (initialize_inline_failed): ... to here.
6320 (cgraph_create_edge): Call initialize_inline_failed rather than
6321 setting inline_failed directly.
6323 2009-03-29 Ben Elliston <bje@au.ibm.com>
6326 * sysv4.opt (msdata): Improve comment.
6327 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
6328 * sysv4.h (SVR4_ASM_SPEC): Likewise.
6330 2009-03-29 Ben Elliston <bje@au.ibm.com>
6333 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
6334 load and store attributes.
6336 2009-03-29 Ben Elliston <bje@au.ibm.com>
6338 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
6339 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
6340 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
6341 * doc/extend.texi (X86 Built-in Functions): Add index entries for
6342 __builtin_infq and __builtin_huge_valq.
6344 2009-03-28 Anatoly Sokolov <aesok@post.ru>
6346 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
6348 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6349 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
6351 2009-03-28 Xinliang David Li <davidxl@google.com>
6353 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
6354 (do_dbg_cnt): New function.
6356 2009-03-28 Jan Hubicka <jh@suse.cz>
6358 Merge from pretty-ipa:
6360 2009-03-27 Jan Hubicka <jh@suse.cz>
6362 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6363 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
6364 * passes.c (function_called_by_processed_nodes_p): New.
6365 * ipa-pure-const.c (check_call): Fix handling of operands.
6366 (analyze_function): Dump debug output for skipped bodies.
6367 (local_pure_const): Use function_called_by_processed_nodes_p.
6368 * dwarf2out.c (reference_to_unused): Use output.
6369 * passes.c (do_per_function_toporder): Likewise.
6371 2008-11-12 Jan Hubicka <jh@suse.cz>
6373 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
6374 * ipa-pure-const.c (funct_state_d): Add can throw field; make
6375 state_set_in_source enum
6376 (check_decl): Ignore memory tags; do not set fake looping flags;
6378 (check_operand, check_tree, check_rhs_var, check_lhs_var,
6379 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
6380 (check_call, analyze_function): Rewrite.
6382 (add_new_function): Update call of analyze_function.
6383 (generate_summary): Add call of analyze_function.
6384 (propagate): Propagate can_throw; handle state_set_in_source correctly.
6385 (local_pure_const): New function.
6386 (pass_local_pure_const): New pass.
6387 * ipa-inline.c (inline_transform): Set after_inlining.
6388 * tree-eh.c (stmt_can_throw_external): New.
6389 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
6390 work with aliasing built.
6391 * tree-flow.h (stmt_can_throw_external): New.
6392 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
6393 and local pure/const pass in early and late optimization queue.
6395 2009-03-28 Martin Jambor <mjambor@suse.cz>
6397 * fold-const.c (get_pointer_modulus_and_residue): New parameter
6399 (fold_binary): Allow function decl aligment consideration is the
6400 second argument is integer constant one.
6401 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
6402 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
6403 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
6405 2009-03-28 Jan Hubicka <jh@suse.cz>
6407 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
6408 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
6409 * function.h (rtl_data): Add nothrow flag.
6410 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
6411 set DECL_NOTHROW for AVAILABLE functions.
6413 2009-03-28 Jakub Jelinek <jakub@redhat.com>
6415 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
6416 following vector keyword has expansion starting with pixel or bool
6417 keyword, expand vector to __vector and pixel or bool to __pixel or
6421 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
6422 warn_if_disallowed_function_p): Removed.
6423 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
6424 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
6425 warning_if_disallowed_function_p.
6426 * flags.h (warn_if_disallowed_function_p,
6427 warn_disallowed_functions): Removed.
6428 * common.opt (Wdisallowed-function-list=): Removed.
6429 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
6431 2009-03-28 Richard Guenther <rguenther@suse.de>
6433 PR tree-optimization/38723
6434 * tree-ssa-pre.c (compute_avail): Add all default definitions to
6437 2009-03-28 Jan Hubicka <jh@suse.cz>
6439 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
6440 test introduced by my previous patch.
6442 2009-03-28 Richard Guenther <rguenther@suse.de>
6444 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
6445 the PHIs value undefined.
6447 2009-03-28 Jan Hubicka <jh@suse.cz>
6449 * tree-pass.h (pass_fixup_cfg): New pass.
6450 * ipa-inline.c (inline_transform): Set
6451 always_inline_functions_inlined/after_inlining.
6452 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
6453 (pass_fixup_cfg): New pass.
6454 * passes.c (init_optimization_passes): Add fixup_cfg.
6456 2009-03-28 Richard Guenther <rguenther@suse.de>
6458 PR tree-optimization/38458
6459 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
6460 argument use the arguments copy-of value.
6462 2009-03-28 Richard Guenther <rguenther@suse.de>
6464 PR tree-optimization/38180
6465 * tree-ssa-ccp.c (get_default_value): Simplify.
6466 (likely_value): Likewise.
6467 (surely_varying_stmt_p): Properly handle VOP case.
6468 (ccp_initialize): Likewise.
6469 (ccp_fold): Handle propagating through *&.
6470 (fold_const_aggregate_ref): Also handle decls.
6472 2009-03-28 Jan Hubicka <jh@suse.cz>
6474 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6475 * cgraph.h (cgraph_node): Likewise.
6476 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
6477 (cgraph_reset_node): Use process flag.
6478 (cgraph_mark_functions_to_output): Likewise.
6479 (cgraph_expand_function): Likewise.
6480 (cgraph_expand_all_functions): Likewise.
6481 (cgraph_output_in_order): Likewise.
6482 * dwarf2out.c (reference_to_unused): Likewise.
6483 * passes.c do_per_function_toporder): Likewise.
6485 2009-03-28 Jan Hubicka <jh@suse.cz>
6487 Bring from lto-branch:
6489 2008-09-03 Doug Kwan <dougkwan@google.com>
6491 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
6492 enums instead of reason strings.
6493 * cgraph.c (cgraph_create_edge): Same.
6494 (cgraph_inline_failed_string): New function.
6495 * cgraph.h (cgraph_inline_failed_t): New enum type.
6496 (cgraph_inline_failed_string): New prototype.
6497 (struct cgraph_edge): Change type of INLINED_FAILED from constant
6498 char pointer to cgraph_inline_failed_t.
6499 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
6500 (cgraph_default_inline_p): Ditto.
6501 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
6502 to cgraph_inline_failed_t pointer.
6503 * cif-code.def: New file.
6504 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
6506 (cgraph_check_inline_limits): Change type of REASON to pointer to
6507 cgraph_inline_failed_t. Replace reason strings with enums.
6508 (cgraph_default_inline_p): Ditto.
6509 (cgraph_recursive_inlining_p): Ditto.
6510 (update_caller_keys): Change type of FAILED_REASON to
6511 cgraph_inline_failed_t.
6512 (cgraph_set_inline_failed): Change type of REASON to pointer to
6513 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
6514 convert enums to strings for text output.
6515 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
6516 to be of type cgraph_inline_failed_t. Replace reason strings with
6517 enums. Call cgraph_inline_failed_string to covert enums
6518 to strings for text output.
6519 (cgraph_decide_inlining): Replace reason strings with enums.
6520 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
6521 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
6523 * tree-inline.c (expand_call_inline): Change type of REASON
6524 to cgraph_inline_failed_t. Replace reason strings with enums.
6525 Call cgraph_inline_failed_string for text output.
6526 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
6529 2009-03-28 Jan Hubicka <jh@suse.cz>
6531 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
6532 cgraph_clone_node): Remove master clone handling.
6533 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6534 * cgraph.h (master_clone): Remove.
6535 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6536 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
6537 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
6539 2009-03-28 Jan Hubicka <jh@suse.cz>
6541 * cgraph.c (cgraph_function_body_availability): Functions declared
6542 inline are always safe to assume that it is not going to be replaced.
6544 2009-03-28 Richard Guenther <rguenther@suse.de>
6546 PR tree-optimization/38513
6547 * tree-ssa-pre.c (eliminate): Remove redundant stores.
6548 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6549 EXC_PTR_EXPR and FILTER_EXPR.
6550 (get_ref_from_reference_ops): Likewise.
6552 2009-03-28 Richard Guenther <rguenther@suse.de>
6554 PR tree-optimization/38968
6555 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6556 Use FLOOR_MOD_EXPR to compute misalignment.
6558 2009-03-28 Richard Guenther <rguenther@suse.de>
6560 PR tree-optimization/37795
6561 * tree.h (combine_comparisons): Declare.
6562 * fold-const.c (combine_comparisons): Export.
6563 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
6565 (ifcombine_iforif): Use combine_comparisons.
6567 2009-03-28 Jan Hubicka <jh@suse.cz>
6569 * tree-eh.c (inlinable_call_p): New function.
6570 (make_eh_edges): Use it.
6571 (verify_eh_edges): Use it.
6572 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
6573 * except.c (reachable_next_level): Add inlinable_function argument
6574 (sjlj_find_directly_reachable_regions): Update.
6575 (add_reachable_handler): Do not set saw_any_handlers.
6576 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
6577 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6578 Add new inlinable call parameter.
6579 (can_throw_internal, can_throw_external): Update.
6580 * except.h (can_throw_internal_1, can_throw_external_1,
6581 foreach_reachable_handler): Update declaration.
6583 2009-03-28 Joseph Myers <joseph@codesourcery.com>
6585 * config/arm/t-arm-coff, config/h8300/coff.h,
6586 config/i386/i386-aout.h, config/i386/i386-coff.h,
6587 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
6588 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6589 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6590 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6591 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6592 sys-types.h: Remove.
6593 * Makefile.in: Remove protoize and fixproto support and references
6595 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6596 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6598 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6599 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6600 unprotoize$(exeext).
6601 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6602 (.PHONY): Don't depend on proto.
6603 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6604 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6605 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6606 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6607 build/gen-protos.o, build/scan.o, xsys-protos.h,
6608 build/fix-header$(build_exeext), build/fix-header.o,
6609 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6610 stmp-install-fixproto): Remove.
6611 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6612 SYSCALLS.c or fixproto files.
6613 (install-common): Don't install protoize.
6614 (install-headers-tar, install-headers-cpio, install-headers-cp):
6615 Don't depend on $(STMP_FIXPROTO).
6616 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6617 install fixproto files or write out fixproto settings.
6618 (uninstall): Don't uninstall protoize.
6619 * config.gcc (use_fixproto): Remove.
6620 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6621 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6622 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6623 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6624 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6625 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6626 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6627 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6628 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6629 * config/t-vxworks (STMP_FIXPROTO): Remove.
6630 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6631 STMP_FIXPROTO): Remove.
6632 * config.in, configure: Regenerate.
6633 * crtstuff.c (gid_t, uid_t): Don't undefine.
6634 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6635 (arm-*-coff, arm-*-aout: Remove target entries.
6636 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6637 Remove mention of AIX 4.1.
6638 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6639 * doc/invoke.texi (Running Protoize): Remove.
6640 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6641 (Protoize Caveats): Remove.
6642 * tsystem.h: Update comments on headers assumed to exist.
6644 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6646 * genautomata.c: Add a new year to the copyright. Add a new
6648 (struct insn_reserv_decl): Add comments for member bypass_list.
6649 (find_bypass): Remove.
6650 (insert_bypass): New.
6651 (process_decls): Use insert_bypass.
6652 (output_internal_insn_latency_func): Output all bypasses with the
6653 same input insn in one switch case.
6655 * rtl.def (define_bypass): Describe bypass choice.
6656 * doc/md.texi (define_bypass): Ditto.
6658 2009-03-27 Richard Guenther <rguenther@suse.de>
6660 * gimplify.c (mark_addressable): Export.
6661 * tree-flow.h (mark_addressable): Declare.
6662 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6663 * tree-ssa.c (verify_phi_args): Verify that address taken
6664 variables have TREE_ADDRESSABLE set.
6666 2009-03-27 Richard Guenther <rguenther@suse.de>
6668 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6669 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6670 Do not mark decls TREE_ADDRESSABLE.
6671 (build_fold_addr_expr): Adjust.
6672 (fold_addr_expr): Remove.
6673 (fold_unary): Use build_fold_addr_expr.
6674 (fold_comparison): Likewise.
6675 (split_address_to_core_and_offset): Likewise.
6676 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6678 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6679 (gimplify_modify_expr_to_memcpy): Mark source and destination
6681 * omp-low.c (create_omp_child_function): Mark the object decl
6683 (lower_rec_input_clauses): Mark the var we take the address of
6685 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6687 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6690 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6691 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6693 2009-03-27 Richard Guenther <rguenther@suse.de>
6695 PR tree-optimization/39120
6696 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6698 (handle_lhs_call): Process return constraints. Add escape
6699 constraints if necessary.
6700 (handle_const_call): Fill out return constraints. Make nested
6701 case more precise. Avoid consttmp if possible.
6702 (handle_pure_call): Fill out return constraints. Avoid
6703 callused if possible.
6704 (find_func_aliases): Simplify call handling.
6706 2009-03-27 Richard Guenther <rguenther@suse.de>
6708 PR tree-optimization/39120
6709 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6710 as a representative.
6711 (solve_graph): Do propagate CALLUSED.
6712 (handle_pure_call): Use a scalar constraint from CALLUSED for
6714 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6717 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6720 * c-common.c (handle_aligned_attribute): Properly check alignment
6721 overflow. Use (1U << i) instead of (1 << i).
6723 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6725 * expr.h (get_mem_align_offset): Updated.
6727 * tree.h (tree_decl_common): Change align to "unsigned int" and
6728 move it before pointer_alias_set.
6730 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6731 Jakub Jelinek <jakub@redhat.com>
6734 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6735 gr_register_operand with gr_reg_or_0_operand.
6736 (cmpxchg_rel_di): Likewise.
6737 (sync_lock_test_and_set<mode>): Likewise.
6739 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6741 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6742 (true_regnum): Likewise.
6744 * rtlanal.c (subreg_info): Moved to ...
6745 * rtl.h (subreg_info): Here. New.
6746 (subreg_get_info): New.
6748 * rtlanal.c (subreg_get_info): Make it extern.
6750 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6753 * config/i386/i386.c (ix86_abi): New.
6754 (override_options): Handle -mabi=.
6755 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6756 (ix86_call_abi_override): Likewise.
6757 (init_cumulative_args): Likewise.
6758 (function_arg_advance): Likewise.
6759 (function_arg_64): Likewise.
6760 (function_arg): Likewise.
6761 (ix86_pass_by_reference): Likewise.
6762 (ix86_function_value_regno_p): Likewise.
6763 (ix86_build_builtin_va_list_abi): Likewise.
6764 (setup_incoming_varargs_64): Likewise.
6765 (is_va_list_char_pointer): Likewise.
6766 (ix86_init_machine_status): Likewise.
6767 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6768 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6769 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6770 (ix86_function_abi): Make it static and return enum calling_abi.
6771 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6773 (ix86_fn_abi_va_list): Updated.
6775 * config/i386/i386.h (ix86_abi): New.
6776 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6777 (CONDITIONAL_REGISTER_USAGE): Likewise.
6778 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6779 (machine_function): Likewise.
6781 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6783 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6784 (STACK_BOUNDARY): Likewise.
6785 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6787 * config/i386/i386.opt (mabi=): New.
6789 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6790 return enum calling_abi.
6791 (ix86_function_type_abi): Likewise.
6792 (ix86_function_abi): Removed.
6794 * doc/invoke.texi: Document -mabi= option for x86.
6796 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6798 * builtins.c (real_dconstp): Delete.
6799 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6801 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6802 Jakub Jelinek <jakub@redhat.com>
6805 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6806 (gen_subprogram_die): When a function is explicit, generate the
6807 DW_AT_explicit attribute.
6808 * langhooks.h (struct lang_hooks_for_decls): Add
6809 function_decl_explicit_p langhook.
6810 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6811 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6813 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6815 * builtins.c (fold_builtin_memory_op): Optimize memmove
6816 into memcpy if we can prove source and destination don't overlap.
6818 * tree-inline.c: Include gt-tree-inline.h.
6819 (clone_fn_id_num): New variable.
6820 (clone_function_name): New function.
6821 (tree_function_versioning): Use it.
6822 * Makefile.in (GTFILES): Add tree-inline.c.
6824 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6826 * BASE-VER: Change to 4.5.0.
6828 2009-03-27 Xinliang David Li <davidxl@google.com>
6830 PR tree-optimization/39557
6831 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6833 2009-03-27 Xinliang David Li <davidxl@google.com>
6835 PR tree-optimization/39548
6836 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6839 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6841 * c-common.c (pointer_int_sum): Use %wd on return from
6844 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6846 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6847 on return from tree_low_cst.
6849 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6852 * ginclude/stdarg.h (va_copy): Define also for
6853 __GXX_EXPERIMENTAL_CXX0X__.
6855 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6858 * builtins.h (c_strlen): Do not warn here.
6859 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6860 * c-common.c (pointer_int_sum): Take an explicit location.
6861 Warn about offsets out of bounds.
6862 * c-common.h (pointer_int_sum): Adjust declaration.
6864 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6866 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6869 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6872 * opts.c (warn_if_disallowed_function_p): Don't assume
6873 get_callee_fndecl must return non-NULL.
6875 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6877 PR rtl-optimization/39522
6878 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6879 when reg_reloaded_valid is set.
6881 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6883 * config/spu/divv2df3.c: New file.
6884 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6885 (DPBIT_FUNCS): Filter out _div_df.
6887 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6889 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6890 a jump insn, count that jump in the distance to the loop start.
6892 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6895 * config/sh/sh.c (calc_live_regs): Fix condition for global
6896 registers except PIC_OFFSET_TABLE_REGNUM.
6898 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6901 * doc/invoke.texi (-mconsole): New.
6905 (-mnop-fun-dllimport): New.
6909 (sub section "i386 and x86-64 Windows Options"): New.
6911 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6913 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6914 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6916 2009-03-25 Richard Guenther <rguenther@suse.de>
6919 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6922 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6924 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6925 neither of haifa/selective schedulers are working.
6927 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6929 * doc/invoke.texi (Debugging Options): Fix description of
6930 -fno-merge-debug-strings.
6932 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6934 * config/cris/libgcc.ver: New version-script.
6935 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6937 * configure.ac <GAS features, nop mnemonic>: Add pattern
6938 crisv32-*-* for "nop".
6939 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6940 * configure: Regenerate.
6942 2009-03-24 Ira Rosen <irar@il.ibm.com>
6944 PR tree-optimization/39529
6945 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6946 mark_sym_for_renaming for the tag copied to the new vector
6949 2009-03-24 Arthur Loiret <aloiret@debian.org>
6951 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6952 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6953 EXTRA_SPEC_FUNCTIONS.
6954 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6955 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6956 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6957 -march and -mtune options.
6959 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6961 * config/m68k/t-rtems: Add m5329 multilib.
6963 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6964 Jakub Jelinek <jakub@redhat.com>
6967 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6970 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6973 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6974 instead of c_parser_expression_conv, if original_code isn't one of the
6975 4 allowed comparison codes, fail.
6977 2009-03-23 Richard Guenther <rguenther@suse.de>
6979 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6980 * tree.h (struct tree_type): Likewise.
6981 * reload.h (struct insn_chain): Likewise.
6982 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6983 * function.h (struct function): Likewise.
6984 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6986 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6988 PR tree-optimization/39516
6989 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6991 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6993 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6994 should be set true if BITS_PER_WORD of target is bigger than 32
6996 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6998 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6999 Translate -B-options to -rpath-link. Correct existing
7000 rpath-link and conditionalize on !nostdlib.
7002 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7004 * doc/extend.texi (Function Attributes, Variable Attributes):
7006 * doc/invoke.texi (Debugging Options, Optimize Options)
7007 (i386 and x86-64 Options, MCore Options): Likewise.
7009 2009-03-20 Jakub Jelinek <jakub@redhat.com>
7012 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
7013 it for block local namespace aliases.
7014 (gen_decl_die): Pass context_die to gen_namespace_die.
7016 2009-03-19 Jakub Jelinek <jakub@redhat.com>
7019 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
7020 minimum or maximum value.
7022 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
7024 * reginfo.c (globalize_reg): Recompute derived reg sets.
7026 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
7029 * libgcc2.c (mprotect): Do not use signed arguments for
7030 VirtualProtect, use DWORD arguments. Also fix the 'may
7031 be used uninitialized' warning for the np variable.
7033 2009-03-19 Jakub Jelinek <jakub@redhat.com>
7036 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
7037 functions using regparm calling conventions when not optimizing.
7038 (ix86_function_sseregparm): Similarly for sseregparm calling
7041 2009-03-19 Li Feng <nemokingdom@gmail.com>
7044 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
7045 dependence if the first conflict is after niter iterations.
7047 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
7050 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
7051 functions with dynamic stack-pointer adjustments.
7053 2009-03-19 Ben Elliston <bje@au.ibm.com>
7055 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
7056 option; change to -msdata=data.
7058 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7060 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
7063 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
7066 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
7068 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
7070 * doc/invoke.texi (Code Gen Options): Expand discussion of
7073 2009-03-18 Jakub Jelinek <jakub@redhat.com>
7075 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
7076 * matrix-reorg.c (struct matrix_info): Likewise.
7077 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
7078 * rtl.h (struct mem_attrs): Likewise.
7079 * df.h (struct df): Likewise.
7080 * tree-data-ref.h (struct data_dependence_relation): Likewise.
7081 * ira-int.h (struct ira_allocno): Likewise.
7082 * df-scan.c (struct df_collection_rec): Likewise.
7083 * ira.c (struct equivalence): Likewise.
7084 * function.c (struct temp_slot): Likewise.
7085 * cfgloop.h (struct loop): Likewise.
7088 * function.c (use_register_for_decl): When not optimizing, disregard
7089 register keyword for variables with types containing methods.
7091 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
7094 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
7095 (is_simple_operand): Call contains_component_ref_p before calling data
7096 reference analysis that would fail on COMPONENT_REFs.
7098 * tree-vrp.c (search_for_addr_array): Fix formatting.
7100 2009-03-18 Richard Guenther <rguenther@suse.de>
7102 * tree-vect-transform.c (vect_loop_versioning): Fold the
7103 generated comparisons.
7104 * tree-vectorizer.c (set_prologue_iterations): Likewise.
7105 (slpeel_tree_peel_loop_to_edge): Likewise.
7107 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7110 * opts.c (print_specific_help): In addition to `undocumented',
7111 accept `separate' and `joined' flags if passed alone. Describe
7112 output by the first matched one of those.
7113 (common_handle_option): Skip over empty strings.
7114 * gcc.c (display_help): Fix help string for `--help='.
7115 * doc/invoke.texi (Option Summary, Overall Options): With
7116 `--help=', classes and qualifiers can both be repeated, but
7117 only the latter can be negated. One should not pass only
7118 negated qualifiers. Fix markup and examples.
7121 2008-10-14 Jakub Jelinek <jakub@redhat.com>
7123 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
7124 and -fhelp=separate.
7126 2009-03-17 Jing Yu <jingyu@google.com>
7129 * function.h (struct rtl_data): Move is_thunk from here...
7130 (struct function): ...to here.
7131 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
7132 * varasm.c (assemble_start_function): Change is_thunk from crtl to
7134 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
7136 (alpha_does_function_need_gp, alpha_start_function): Likewise.
7137 (alpha_output_function_end_prologue): Likewise.
7138 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
7139 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
7140 (rs6000_output_function_epilogue): Likewise.
7141 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7143 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
7146 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
7147 from different units in a single alternative.
7148 (*truncdfsf_i387): Ditto.
7149 (*truncxfsf2_mixed): Ditto.
7150 (*truncxfdf2_mixed): Ditto.
7152 2009-03-17 Jakub Jelinek <jakub@redhat.com>
7154 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
7155 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
7158 * tree-ssa-live.c (remove_unused_locals): Don't remove local
7159 unused non-artificial variables when not optimizing.
7162 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
7163 DW_TAG_imported_module even if decl is IMPORTED_DECL with
7164 NAMESPACE_DECL in its DECL_INITIAL.
7167 * optabs.c (set_user_assembler_libfunc): New function.
7168 * expr.h (set_user_assembler_libfunc): New prototype.
7169 * c-common.c: Include libfuncs.h.
7170 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
7171 for memcmp, memset, memcpy, memmove and abort.
7172 * Makefile.in (c-common.o): Depend on libfuncs.h.
7175 * dwarf2out.c (gen_inlined_enumeration_type_die,
7176 gen_inlined_structure_type_die, gen_inlined_union_type_die,
7177 gen_tagged_type_instantiation_die): Removed.
7178 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
7181 2009-03-17 Janis Johnson <janis187@us.ibm.com>
7184 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
7186 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
7187 (check-parallel-%): Ditto.
7188 (check-consistency): Ditto.
7190 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
7192 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
7193 local variable rhs by NULL_TREE.
7195 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7198 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
7200 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7203 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
7205 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7208 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
7209 for ms->sysv ABI calls only in 64bit mode.
7211 * config/i386/i386.md (untyped_call): Support 32bit.
7213 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
7215 * doc/extend.texi: Replace x86_65 with x86_64.
7217 2009-03-16 Jakub Jelinek <jakub@redhat.com>
7219 PR tree-optimization/39455
7220 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
7221 mismatches for POINTER_TYPE_P (type).
7222 (number_of_iterations_le): Likewise.
7224 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7226 * config/picochip/picochip.c: Removed profiling support.
7227 * config/picochip/picochip.md: Removed profiling instruction.
7228 * config/picochip/picochip.h: Removed profiling builtin.
7230 2009-03-16 Joseph Myers <joseph@codesourcery.com>
7232 * doc/install.texi (--with-host-libstdcxx): Document.
7234 2009-03-14 Anatoly Sokolov <aesok@post.ru>
7237 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
7238 generate a warning if the function name does not begin with
7239 "__vector" and the function has either the 'signal' or 'interrupt'
7240 attribute, from here to ...
7241 (avr_declare_function_name): ...here. New function.
7242 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
7243 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
7245 2009-03-14 Jakub Jelinek <jakub@redhat.com>
7248 * cse.c (fold_rtx): Don't modify original const_arg1 when
7249 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
7250 separate variable instead.
7251 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
7252 from out of range shift counts.
7253 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
7255 2009-03-13 Catherine Moore <clm@codesourcery.com>
7257 * config/i386/x-mingw32 (host-mingw32.o): Replace
7258 diagnostic.h with $(DIAGNOSTIC_H).
7260 2009-03-12 Jakub Jelinek <jakub@redhat.com>
7263 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
7265 * config/i386/sync.md (sync_compare_and_swap<mode>,
7266 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
7267 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
7269 (sync_double_compare_and_swapdi_pic,
7270 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
7271 cmpxchg8b_pic_memory_operand instead of just memory_operand.
7273 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7276 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
7278 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7281 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7282 (avx_addsubv4df3): Likewise.
7283 (*avx_addsubv4sf3): Likewise.
7284 (sse3_addsubv4sf3): Likewise.
7286 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7289 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
7291 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
7294 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
7295 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
7296 registers for allocnos created from user-defined variables.
7298 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7301 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
7302 of non-integer mode as well.
7304 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
7306 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
7307 for functions for which the parameter types are unknown.
7309 2009-03-11 Jakub Jelinek <jakub@redhat.com>
7312 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
7313 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
7314 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
7315 * config/i386/i386.c (ix86_local_alignment): For
7316 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
7317 long long variables on the stack to avoid dynamic realignment.
7318 Allow the first argument to be a decl rather than type.
7319 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
7321 2009-03-11 Nick Clifton <nickc@redhat.com>
7324 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
7326 Add description to mno-lsim option.
7327 * config/mcore/mcore.h: Remove comment about deprecated m4align
7329 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
7330 * doc/invoke.texi: Add description of mno-lsim and
7331 mstack-increment options.
7333 * config/fr30/fr30.opt: Document the -mno-lsim option.
7334 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
7335 and -mno-lsim options.
7337 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7339 * fold-const.c (fold_comparison): Only call fold_inf_compare
7340 if the mode supports infinities.
7342 2009-03-11 Jason Merrill <jason@redhat.com>
7345 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
7346 end already did. Notice GIMPLE_CALL modifications of the result.
7347 Don't copy debug information from an ignored decl or a decl from
7350 2009-03-10 Richard Guenther <rguenther@suse.de>
7351 Nathan Froyd <froydnj@codesourcery.com>
7354 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
7355 (__divMODE3): Likewise.
7357 2009-03-09 Jakub Jelinek <jakub@redhat.com>
7359 PR tree-optimization/39394
7360 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
7361 DECL_SIZE_UNIT of variable length FIELD_DECLs.
7363 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7365 * recog.c (verfiy_changes): Disallow renaming of hard regs in
7366 inline asms for register asm ("") declarations.
7368 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
7370 * fold-const.c (fold_unary): Fix comment.
7372 2009-03-07 Jan Hubicka <jh@suse.cz>
7375 * tree-inline.c (setup_one_parameter): Do replacement of const
7376 argument by constant in SSA form.
7378 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7381 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
7382 determine alignment passed to assign_stack_local.
7383 (assign_parms_unsplit_complex): Likewise.
7384 * except.c (sjlj_build_landing_pads): Likewise.
7386 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7389 * tree-flow.h (add_referenced_var): Return bool instead of void.
7390 * tree-dfa.c (add_referenced_var): Return result of
7391 referenced_var_check_and_insert call.
7392 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
7393 of referenced_var_check_and_insert.
7396 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
7397 (gen_variable_die): Emit DW_AT_location on abstract static variable's
7398 DIE, don't emit it if abstract origin already has it.
7399 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
7400 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
7402 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7404 * genpreds.c (needs_variable): Fix parentheses at variable name
7406 (write_tm_constrs_h): Indent generated code.
7408 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7410 * doc/extend.texi (Function Attributes): Add documentation
7413 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7416 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
7417 take locus from its DECL_SOURCE_LOCATION instead of input_location.
7419 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7421 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
7424 2009-03-05 Jakub Jelinek <jakub@redhat.com>
7427 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
7428 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
7430 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
7432 * config/i386/i386.md (R8_REG, R9_REG): New constants.
7433 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
7434 constants instead of magic numbers.
7435 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7437 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
7438 (x86_64_ms_abi_int_parameter_registers): Ditto.
7439 (x86_64_int_return_registers): Ditto.
7440 (ix86_maybe_switch_abi): Ditto.
7441 (ix86_expand_call): Ditto for clobbered_registers array.
7442 (ix86_hard_regno_mode_ok): Ditto.
7443 (x86_extended_QIreg_mentioned_p): Ditto.
7445 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
7447 PR tree-optimization/39349
7448 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
7450 * combine.c (gen_lowpart_for_combine): Use omode when generating
7453 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
7455 PR rtl-optimization/39235
7456 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
7458 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7460 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
7462 2009-03-04 Richard Guenther <rguenther@suse.de>
7464 PR tree-optimization/39362
7465 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
7466 that occur in abnormal PHIs should be varying.
7468 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7470 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
7472 (simple_iv): Take loop as an argument instead of statement.
7473 * tree-scalar-evolution.h (simple_iv): Declaration changed.
7474 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
7476 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
7478 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
7479 * matrix-reorg.c (analyze_transpose): Ditto.
7480 * tree-data-ref.c (dr_analyze_innermost): Ditto.
7481 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7482 * tree-predcom.c (ref_at_iteration): Ditto.
7483 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
7485 2009-03-04 Richard Guenther <rguenther@suse.de>
7487 PR tree-optimization/39358
7488 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
7489 escaped_id and callused_id.
7490 (solve_graph): Likewise.
7492 2009-03-04 Richard Guenther <rguenther@suse.de>
7494 PR tree-optimization/39339
7495 * tree-sra.c (try_instantiate_multiple_fields): Make it
7496 no longer ICE on the above.
7498 2009-03-03 Joseph Myers <joseph@codesourcery.com>
7500 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
7501 that fits within Pmode.
7503 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7506 * tm.texi (LIBCALL_VALUE): Update description.
7508 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7511 * doc/extend.texi (section): Update description.
7513 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
7516 * tree-inline.c (remapped_type): New.
7517 (can_be_nonlocal): Call remapped_type instead of remap_type.
7519 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7522 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
7523 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
7525 2009-03-03 Richard Guenther <rguenther@suse.de>
7528 * tree.c (tree_nonartificial_location): New function.
7529 * tree.h (tree_nonartificial_location): Declare.
7530 * builtins.c (expand_builtin_memory_chk): Provide location
7531 of the call location for artificial function pieces.
7532 (maybe_emit_chk_warning): Likewise.
7533 (maybe_emit_sprintf_chk_warning): Likewise.
7534 (maybe_emit_free_warning): Likewise.
7535 * expr.c (expand_expr_real_1): Likewise.
7537 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7539 PR tree-optimization/39343
7540 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
7541 COMPONENT_REF t has ARRAY_TYPE.
7543 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
7546 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
7547 when the type precision of the induction variable should be
7548 larger than the type precision of nit.
7549 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
7550 * graphite.c (graphite_loop_normal_form): Same.
7551 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
7553 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7555 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
7556 (*call_1_rex64_ms_sysv): Use named constants instead of magic
7557 numbers to describe clobbered registers.
7558 (*call_value_0_rex64_ms_sysv): Ditto.
7559 * config/i386/mmx.md (mmx_emms): Ditto.
7562 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
7564 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
7567 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7569 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
7570 (spu_section_type_flags): New function.
7572 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7574 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
7575 reg_class_contents of FLOAT_REGS into a temporary.
7577 2009-03-02 Richard Guenther <rguenther@suse.de>
7578 Ira Rosen <irar@il.ibm.com>
7580 PR tree-optimization/39318
7581 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
7582 information to the vectorized statement.
7584 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
7586 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
7587 variable. Use defined names instead of magic constants for REX SSE
7590 2009-03-01 Richard Guenther <rguenther@suse.de>
7592 PR tree-optimization/39331
7593 * omp-low.c (lower_send_shared_vars): Do not receive new
7594 values for the reference of DECL_BY_REFERENCE parms or results.
7596 2009-03-01 Jan Hubicka <jh@suse.cz>
7599 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7600 BLOCK_NONLOCALIZED_VAR): New macros.
7601 (tree_block): Add nonlocalized_vars.
7602 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7603 gen_decl_die): Add origin argument. Allow generation of die with
7604 origin at hand only.
7605 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7606 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7608 (gen_block_die): Fix checking for unused blocks.
7609 (process_scope_var): Break out from .... ; work with origins only.
7610 (decls_for_scope) ... here; process nonlocalized list.
7611 (dwarf2out_ignore_block): Look for nonlocalized vars.
7612 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7614 (dump_scope_block): Dump them.
7615 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7616 (remap_block): Likewise.
7617 (can_be_nonlocal): New predicate.
7618 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7620 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7622 * configure: Regenerate.
7624 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7626 * optc-gen.awk: No need to duplicate option flags twice.
7627 Reuse help texts for duplicate options which do not have any.
7629 * gcc.c (display_help): Document --version.
7631 * gcc.c (main): If print_help_list and verbose_flag, ensure
7632 driver output comes before subprocess output.
7634 * optc-gen.awk: Assign all remaining fields to help string,
7635 space-separated, for multi-line help in *.opt.
7637 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7638 -Wno-pedantic-ms-format is for MinGW targets only.
7640 * doc/options.texi (Option file format): Fix bad indentation,
7641 restoring dropped sentence.
7643 2009-02-28 Jan Hubicka <jh@suse.cz>
7645 * tree-inline.c (tree_function_versioning): Output debug info.
7647 2009-02-28 Jan Hubicka <jh@suse.cz>
7650 * tree-inline.c (setup_one_parameter): Do not copy propagate
7651 arguments when not optimizing.
7653 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7656 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7657 (avx_addsubv4df3): Likewise.
7658 (*avx_addsubv4sf3): Likewise.
7659 (sse3_addsubv4sf3): Likewise.
7660 (*avx_addsubv2df3): Likewise.
7661 (sse3_addsubv2df3): Likewise.
7662 (avx_unpckhps256): Correct item selectors.
7663 (avx_unpcklps256): Likewise.
7664 (avx_unpckhpd256): Likewise.
7665 (avx_unpcklpd256): Likewise.
7667 2009-02-28 Jan Hubicka <jh@suse.cz>
7669 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7671 (copy_arguments_for_versioning): If var is declared don't declare it.
7672 (tree_function_versioning): First setup substitutions and then copy
7675 2009-02-27 Jan Hubicka <jh@suse.cz>
7678 * cgraph.h (varpool_output_debug_info): Remove.
7679 * cgraphunit.c (varpool_output_debug_info): Remove.
7680 * dwarf2out.c (deferred_locations_struct): New struct
7681 (deferred_locations): New type.
7682 (deferred_locations_list): New static var.
7683 (deffer_location): New function.
7684 (gen_variable_die): Use it.
7685 (decls_for_scope): Output info on local static vars.
7686 (dwarf2out_finish): Process deferred locations.
7687 * varpool.c (varpool_output_debug_info): Remove.
7689 2009-02-27 Jan Hubicka <jh@suse.cz>
7692 * tree.h (TREE_PROTECTED): Fix comment.
7693 (BLOCK_HANDLER_BLOCK): Remove.
7694 (struct tree_block): Remove handler_block add body_block.
7695 (inlined_function_outer_scope_p): New.
7696 (is_body_block): Remove.
7697 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7698 * dwarf2out.c (is_inlined_entry_point): Remove.
7699 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7700 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7702 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7703 * gimplify.c (gimplify_expr): Gimplify body blocks.
7704 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7705 block with multiple subblocks.
7706 (dump_scope_block): Prettier output; dump more flags and info.
7707 (dump_scope_blocks): New.
7708 (remove_unused_locals): Use dump_scope_blocks.
7709 * tree-flow.h (dump_scope_blocks): Declare.
7710 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7711 * stmt.c (is_body_block): Remove.
7712 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7713 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7715 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7718 * graphite.c (graphite_loop_normal_form): Do not call
7719 number_of_iterations_exit from a gcc_assert.
7721 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7723 * config/s390/s390.c (s390_swap_cmp): Look for conditional
7724 jumps if COND is NULL.
7725 (find_cond_jump): New function.
7726 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7727 * config/s390/s390.md: Remove z10_cobra attribute value.
7729 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7731 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7732 force_const_mem returns NULL_RTX.
7734 2009-02-26 Jan Hubicka <jh@suse.cz>
7737 * cgraph.h (varpool_output_debug_info): Remove.
7738 * cgraphunit.c (varpool_output_debug_info): Remove.
7739 * dwarf2out.c (deferred_locations_struct): New struct
7740 (deferred_locations): New type.
7741 (deferred_locations_list): New static var.
7742 (deffer_location): New function.
7743 (gen_variable_die): Use it.
7744 (decls_for_scope): Output info on local static vars.
7745 (dwarf2out_finish): Process deferred locations.
7746 * varpool.c (varpool_output_debug_info): Remove.
7748 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7750 PR rtl-optimization/39241
7751 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7752 to subreg_offset_representable_p.
7754 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7756 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7757 execute function prototype. Get f and nregs from max_reg_num
7758 and get_insns. Remove the first backward pass as it's dead,
7759 guard the forward pass by flag_expensive_optimizations.
7760 (rest_of_handle_regmove): Delete.
7761 (pass_regmove): Replace it with regmove_optimize.
7763 2009-02-25 Martin Jambor <mjambor@suse.cz>
7765 PR tree-optimization/39259
7766 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7767 calls_alloca function flags.
7768 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7771 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7773 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7774 flags_set_1_rtx, flags_set_1_set): Delete.
7775 (regmove_optimize): Do not call mark_flags_life_zones.
7777 2009-02-24 Julian Brown <julian@codesourcery.com>
7780 * config/arm/arm.c (require_pic_register): Only set
7781 cfun->machine->pic_reg once per function.
7783 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7785 * doc/invoke.texi (Link Options): Document an easier way to pass
7786 options that take arguments to the GNU linker using -Xlinker and -Wl.
7788 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7791 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7793 2009-02-24 Richard Guenther <rguenther@suse.de>
7796 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7798 2009-02-24 Richard Guenther <rguenther@suse.de>
7799 Zdenek Dvorak <ook@ucw.cz>
7801 PR tree-optimization/39233
7802 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7803 from converting them to a generic type.
7805 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7807 PR tree-optimization/39260
7808 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7809 contains a condition with a real type.
7810 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7812 2009-02-23 Jason Merrill <jason@redhat.com>
7815 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7816 narrowing_initializer_constant_valid_p.
7817 (narrowing_initializer_constant_valid_p): Don't return
7818 null_pointer_node for adding a pointer to itself.
7820 2009-02-23 Jan Hubicka <jh@suse.cz>
7823 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7826 2009-02-23 Jan Hubicka <jh@suse.cz>
7828 PR tree-optimization/37709
7829 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7830 * tree.h (block_ultimate_origin): Declare.
7831 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7832 * tree-ssa-live.c (remove_unused_scope_block_p):
7833 Eliminate blocks containig no instructions nor live variables nor
7835 (dump_scope_block): New function.
7836 (remove_unused_locals): Enable removal of dead blocks by default;
7837 enable dumping at TDF_DETAILS.
7839 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7841 * config/i386/i386.c (classify_argument): Don't allow COImode
7843 (function_arg_advance_32): Don't allow OImode.
7844 (function_arg_32): Likewise.
7845 (function_value_32): Likewise.
7846 (return_in_memory_32): Likewise.
7847 (function_arg_64): Remove OImode comment.
7849 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7852 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7853 ix86_expand_vector_set for V4DImode in 64bit mode only.
7854 (ix86_expand_vector_init_one_var): Likewise.
7856 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7858 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7860 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7863 * loop-iv.c: Revert last change.
7864 * emit-rtl.c: Likewise.
7866 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7869 * config/i386/i386.c (type_natural_mode): Remove an extra
7870 space in the warning message.
7871 (function_value_32): Handle 32-byte vector modes.
7872 (return_in_memory_32): Likewise.
7874 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7876 * loop-iv.c (truncate_value): New function.
7877 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7879 (lowpart_subreg): Move to...
7880 * emit-rtl.c: ...here.
7882 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7884 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7885 accidental and undocumented change at revision 140860.
7887 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7889 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7890 take gimple_seq * arguments.
7891 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7892 types_compatible_p langhook.
7894 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7895 Joseph Myers <joseph@codesourcery.com>
7897 * config/arm/arm.c (arm_builtin_va_list): New function.
7898 (arm_expand_builtin_va_start): Likewise.
7899 (arm_gimplify_va_arg_expr): Likewise.
7900 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7901 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7902 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7903 (va_list_type): New variable.
7904 (arm_mangle_type): Mangle va_list_type appropriately.
7906 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7909 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7910 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7911 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7912 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7913 parameter to 1000 for -O1 by default.
7914 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7916 * loop-invariant.c: Include params.h.
7917 (move_loop_invariants): Don't call move_single_loop_invariants on
7920 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7922 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7923 offset when calculating bounds for indexing stack_usage_map. Fixes
7924 a buffer overflow with certain target setups.
7926 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7929 * calls.c (expand_call): Clear try_tail_call if caller and callee
7930 disagree in promotion of function return value.
7932 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7935 * c-common.c (c_determine_visibility): If visibility changed and
7936 DECL_RTL has been already set, call make_decl_rtl to update symbol
7939 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7942 * varasm.c (assemble_variable): Don't check DECL_NAME when
7943 globalizing a variable.
7945 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7948 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7949 expression before any __builtin_trap call.
7950 * c-typeck.c (build_function_call): Convert and check function
7951 arguments before generating a call to a trap. Evaluate the
7952 function arguments before the trap.
7954 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7957 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7958 (UNSPEC_FXAM_MEM): New unspec.
7959 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7960 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7961 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7963 2009-02-19 Richard Guenther <rguenther@suse.de>
7965 PR tree-optimization/39207
7966 PR tree-optimization/39074
7967 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7968 storedanything_tree): New.
7969 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7970 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7971 (build_succ_graph): Add edges from STOREDANYTHING to all
7973 (init_base_vars): Initialize STOREDANYTHING.
7974 (compute_points_to_sets): Free substitution info after
7975 building the succ graph.
7976 (ipa_pta_execute): Likewise.
7978 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7980 (do_ds_constraint): Do not add to special var or non-pointer
7982 (type_could_have_pointers): Split out from ...
7983 (could_have_pointers): ... here. For arrays use the element type.
7984 (create_variable_info_for): Initialize may_have_pointers.
7985 (new_var_info): Likewise.
7986 (handle_lhs_call): Make the HEAP variable unknown-sized.
7987 (intra_create_variable_infos): Use a type with pointers for
7988 PARM_NOALIAS, make it unknown-sized.
7990 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7993 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7995 2009-02-18 Jason Merrill <jason@redhat.com>
7998 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7999 value if DECL_EXTERNAL.
8000 * tree-sra.c (sra_walk_gimple_assign): Likewise.
8001 * target.h (gcc_target::binds_local_p): Clarify "module".
8002 * tree.h (TREE_PUBLIC): Clarify "module".
8004 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
8007 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
8008 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
8010 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
8013 * c.opt (Wabi): Support C and ObjC.
8016 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
8018 * config/i386/i386.c (classify_argument): Warn once about the ABI
8019 change when passing union with long double.
8021 * doc/invoke.texi: Update -Wabi for warning psABI changes.
8023 2009-02-18 Joseph Myers <joseph@codesourcery.com>
8026 * c-parser.c (c_parser_compound_statement): Always enter and leave
8029 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8032 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
8034 2009-02-18 Jakub Jelinek <jakub@redhat.com>
8036 PR tree-optimization/36922
8037 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
8038 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
8041 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8043 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
8046 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8048 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
8050 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8052 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
8055 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
8056 Richard Sandiford <rdsandiford@googlemail.com>
8058 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
8059 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
8060 (loongson_biadd): ...this.
8062 2009-02-17 Richard Guenther <rguenther@suse.de>
8064 PR tree-optimization/39202
8065 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
8066 a var make sure to follow existing collapses.
8068 2009-02-17 Richard Guenther <rguenther@suse.de>
8071 * langhooks.c (lhd_print_error_function): Check for NULL block.
8073 2009-02-17 Richard Guenther <rguenther@suse.de>
8075 PR tree-optimization/39204
8076 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
8079 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
8081 * config/soft-fp/double.h: Update from glibc CVS.
8083 2009-02-17 Richard Guenther <rguenther@suse.de>
8085 PR tree-optimization/39207
8086 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
8087 strict-aliasing warnings for pointers pointing to NULL.
8089 2009-02-16 Joseph Myers <joseph@codesourcery.com>
8092 * c-parser.c (c_parser_braced_init): Call pop_init_level when
8093 skipping until next close brace.
8095 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
8098 * config/i386/i386.c (ix86_expand_push): Set memory alignment
8099 to function argument boundary.
8101 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8103 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
8104 in the lea_add. Reload eventually constraints it properly.
8105 * config/picochip/constraints.md : Remove the target constraint
8106 "b", since it is not needed anymore.
8108 2009-02-16 Jakub Jelinek <jakub@redhat.com>
8110 * gthr-dce.h: Uglify function parameter and local variable names.
8111 * gthr-gnat.h: Likewise.
8112 * gthr-mipssde.h: Likewise.
8113 * gthr-nks.h: Likewise.
8114 * gthr-posix95.h: Likewise.
8115 * gthr-posix.h: Likewise.
8116 * gthr-rtems.h: Likewise.
8117 * gthr-single.h: Likewise.
8118 * gthr-solaris.h: Likewise.
8119 * gthr-tpf.h: Likewise.
8120 * gthr-vxworks.h: Likewise.
8121 * gthr-win32.h: Likewise.
8123 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
8126 * config/i386/i386.md: Restrict the new peephole2 to move
8127 between MMX/SSE registers.
8129 2009-02-15 Richard Guenther <rguenther@suse.de>
8132 2009-02-13 Richard Guenther <rguenther@suse.de>
8134 * configure.ac: Enable LFS.
8135 * configure: Re-generate.
8136 * config.in: Likewise.
8138 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8140 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
8141 spu_srqwbyte, spu_srqwbytebc): Define.
8142 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
8143 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
8144 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
8145 "shrqby_<mode>"): New insn-and-split patterns.
8146 * config/spu/spu.c (expand_builtin_args): Determine and return
8147 number of operands using spu_builtin_description data.
8148 (spu_expand_builtin_1): Use it.
8150 2009-02-13 Steve Ellcey <sje@cup.hp.com>
8153 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
8156 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8159 * config/i386/i386.c (override_options): Correct warning
8160 messages for -malign-loops, -malign-jumps and -malign-functions.
8162 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8165 * config/i386/i386.md: Restrict the new peephole2 to move
8166 between the general purpose registers.
8168 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8171 * config/i386/i386.c (type_natural_mode): Add a new argument.
8172 Return the original mode and warn ABI change if vector size is 32byte.
8173 (function_arg_advance): Updated.
8174 (function_arg): Likewise.
8175 (ix86_function_value): Likewise.
8176 (ix86_return_in_memory): Likewise.
8177 (ix86_sol10_return_in_memory): Likewise.
8178 (ix86_gimplify_va_arg): Likewise.
8179 (function_arg_32): Don't warn ABX ABI change here.
8180 (function_arg_64): Likewise.
8182 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
8184 * loop-iv.c (implies_p): In the final case, test that operands 0
8185 of the two comparisons match.
8187 * config/bfin/bfin.c (find_prev_insn_start): New function.
8188 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
8189 (find_next_insn_start): Move.
8191 2009-02-13 Richard Guenther <rguenther@suse.de>
8193 * configure.ac: Enable LFS.
8194 * configure: Re-generate.
8195 * config.in: Likewise.
8197 2009-02-13 Joseph Myers <joseph@codesourcery.com>
8200 * c-parser.c (c_parser_parms_list_declarator): Discard pending
8201 sizes on syntax error after some arguments have been parsed.
8203 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8205 * doc/invoke.texi (-fira): Remove.
8207 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8209 * caller-save.c: Replace regclass.c with reginfo.c in comments.
8210 * recog.c: Likewise.
8213 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
8215 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
8216 (umul_ppmm): Likewise.
8217 (count_leading_zeros): Likewise.
8218 (count_trailing_zeros): Likewise.
8219 (UMUL_TIME): Likewise.
8221 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8223 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
8224 soft-fp/t-softfp to tmake_file.
8226 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
8227 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
8228 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
8229 IA64_BUILTIN_INFQ]: New.
8230 (ia64_init_builtins): Initialize __builtin_infq,
8231 __builtin_fabsq and __builtin_copysignq if not HPUX.
8232 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
8233 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
8235 * config/ia64/lib1funcs.asm (__divtf3): Define only if
8237 (__fixtfti): Likewise.
8238 (__fixunstfti): Likewise.
8239 (__floattitf): Likewise.
8241 * config/ia64/libgcc-glibc.ver: New.
8242 * config/ia64/t-fprules-softfp: Likewise.
8243 * config/ia64/sfp-machine.h: Likewise.
8245 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
8246 (LIBGCC2_TF_CEXT): Likewise.
8247 (TF_SIZE): Likewise.
8248 (TARGET_INIT_LIBFUNCS): Likewise.
8250 * config/ia64/t-glibc (SHLINB_MAPFILES):
8251 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
8253 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8255 * config/i386/i386.c (construct_container): Rewrite processing
8256 BLKmode with X86_64_SSE_CLASS.
8258 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
8261 * config/i386/i386.md: Replace simplify_replace_rtx with
8262 replace_rtx in the new peephole2.
8264 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
8266 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
8267 loop unrolling do not happen at -O2.
8269 2009-02-12 Michael Matz <matz@suse.de>
8271 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
8273 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8275 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
8278 2009-02-12 Ben Elliston <bje@au.ibm.com>
8280 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
8281 patterns when updating the back chain. Missed in the 2009-02-10
8284 2009-02-11 Janis Johnson <janis187@us.ibm.com>
8286 * doc/extend.texi (Decimal Floating Types): Update identifier of
8287 draft TR and list of missing support.
8289 2009-02-11 Jakub Jelinek <jakub@redhat.com>
8292 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
8293 bit to variable length decl's flags, add it also to its
8294 pointer replacement variable.
8296 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
8297 Jakub Jelinek <jakub@redhat.com>
8300 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
8301 (memory_blockage): New expander.
8302 (*memory_blockage): New insn pattern.
8303 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
8304 instead of general blockage at the end of function prologue when
8305 frame pointer is used to access red zone area. Do not emit blockage
8306 when profiling, it is emitted in generic code.
8307 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
8308 function epilogue when frame pointer is used to access red zone area.
8310 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
8313 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
8314 by arithmetic with memory operands.
8315 * config/i386/predicates.md (commutative_operator): New.
8317 2009-02-10 Janis Johnson <janis187@us.ibm.com>
8319 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
8322 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
8324 * alias.h (record_alias_subset): Declare.
8325 * alias.c (record_alias_subset): Make global.
8327 2009-02-10 Nick Clifton <nickc@redhat.com>
8329 * tree-parloops.c: Change license to GPLv3.
8330 * ipa-struct-reorg.c: Change license to GPLv3.
8331 * ipa-struct-reorg.h: Change license to GPLv3.
8333 2009-02-10 Steve Ellcey <sje@cup.hp.com>
8336 * c-decl.c (start_struct): Return NULL on error.
8338 2009-02-10 Jakub Jelinek <jakub@redhat.com>
8341 * cfgloopmanip.c (remove_path): Call remove_bbs after
8342 cancel_loop_tree, not before it.
8345 * function.h (struct function): Add has_local_explicit_reg_vars bit.
8346 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
8347 VAR_DECLs were seen.
8348 * tree-ssa-live.c (remove_unused_locals): Recompute
8349 cfun->has_local_explicit_reg_vars.
8350 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
8351 copies or clearings if cfun->has_local_explicit_reg_vars.
8353 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
8356 * config/i386/i386.c (expand_prologue): Emit blockage at the end
8357 of function prologue when frame pointer is used to access
8360 2009-02-10 Richard Guenther <rguenther@suse.de>
8363 * gimplify.c (gimple_regimplify_operands): Always look if
8364 we need to create a temporary.
8366 2009-02-10 Richard Guenther <rguenther@suse.de>
8368 PR tree-optimization/39132
8369 * tree-loop-distribution.c (todo): New global var.
8370 (generate_memset_zero): Trigger TODO_rebuild_alias.
8371 (tree_loop_distribution): Return todo.
8373 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
8376 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
8377 (x86_64_reg_class_name): Removed.
8378 (classify_argument): Return 0 if bytes > 32. Return 0 if the
8379 first one isn't X86_64_SSE_CLASS or any other ones aren't
8380 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
8381 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
8382 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
8383 and 3 X86_64_SSEUP_CLASS.
8384 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
8385 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
8387 2009-02-10 Ben Elliston <bje@au.ibm.com>
8389 * config/rs6000/rs6000.md (allocate_stack): Always use an update
8390 form instruction to update the stack back chain word, even if the
8391 user has disabled the generation of update instructions.
8392 (movdi_<mode>_update_stack): New.
8393 (movsi_update_stack): Likewise.
8394 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
8395 always use an update form instruction to update the stack back
8398 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
8401 * graphite.c (if_region_set_false_region): After moving a region in
8402 the false branch of a condition, remove the empty dummy basic block.
8403 (gloog): Remove wrong fix for PR38953.
8405 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8407 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
8408 generation due to implicit sign extension.
8410 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
8413 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
8414 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
8416 2009-02-09 Richard Guenther <rguenther@suse.de>
8419 * convert.c (convert_to_real): Disable (float)fn((double)x)
8420 to fnf(x) conversion if errno differences may occur and
8421 -fmath-errno is set.
8423 2009-02-07 Anatoly Sokolov <aesok@post.ru>
8425 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
8426 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8427 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8429 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8432 * c-common.c (handle_alias_attribute): Disallow attribute for
8433 anything not a FUNCTION_DECL or VAR_DECL.
8435 2009-02-06 Janis Johnson <janis187@us.ibm.com>
8438 * real.c (do_compare): Special-case compare of zero against
8439 decimal float value.
8441 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8444 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
8445 as indicating flexible array members unless the field itself is
8446 being declarared as the incomplete array.
8448 2009-02-06 Jan Hubicka <jh@suse.cz>
8450 PR tree-optimization/38844
8451 * ipa-inline.c (try_inline): Stop inlining recursion when edge
8454 2009-02-06 Richard Guenther <rguenther@suse.de>
8457 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
8458 fork because we may expand it as __gcov_fork.
8460 2009-02-06 Nick Clifton <nickc@redhat.com>
8462 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
8464 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
8466 PR tree-optimization/35659
8467 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
8468 vn_phi_eq): Shortcut if hashcode does not match.
8469 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
8471 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
8472 and avoid iterative_hash_expr.
8473 (FOR_EACH_VALUE_ID_IN_SET): New.
8474 (value_id_compare): Remove.
8475 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
8476 sort expressions by value id.
8478 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
8481 * config/sh/predicates.md (general_movsrc_operand): Don't check
8482 the subreg of system registers here.
8484 2009-02-05 Jakub Jelinek <jakub@redhat.com>
8487 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
8490 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
8492 PR rtl-optimization/39110
8493 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
8494 addresses, not aligned ones.
8496 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
8497 Richard Guenther <rguenther@suse.de>
8499 PR tree-optimization/39100
8500 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
8501 comment says and add edges.
8503 2009-02-05 Joseph Myers <joseph@codesourcery.com>
8506 * c-common.c (handle_tls_model_attribute): Ignore attribute for
8507 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
8509 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
8511 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
8512 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
8513 register_bb_in_sese, new_sese, free_sese): Moved.
8514 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
8515 outermost_loop_in_scop, build_scop_iteration_domain,
8516 expand_scalar_variables_ssa_name, get_vdef_before_scop,
8517 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
8518 Use loop_in_sese_p instead of loop_in_scop_p.
8519 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
8520 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
8521 (scopdet_basic_block_info): Fix bug in scop detection.
8522 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
8523 eq_loop_to_cloog_loop): Remove.
8524 (nb_loops_around_loop_in_scop, nb_loop
8525 ref_nb_loops): Moved here...
8526 * graphite.h (ref_nb_loops): ... from here.
8527 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
8528 (loop_domain_dim, loop_iteration_vector_dim): Remove.
8529 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
8530 * testsuite/gcc.dg/graphite/scop-19.c: New
8532 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
8533 Hans-Peter Nilsson <hp@axis.com>
8535 PR rtl-optimization/37889
8536 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
8537 Move offset handling from PLUS to before the switch. Use new
8538 arguments when considering SYMBOL_REFs too.
8539 (rtx_addr_can_trap_p): Pass dummy offset and size.
8540 (enum may_trap_p_flags): Remove.
8541 (may_trap_p_1): Pass size from MEM_SIZE.
8543 PR rtl-optimization/38921
8544 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
8545 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
8546 * rtlanal.c (may_trap_after_code_motion_p): Delete.
8547 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
8549 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
8551 AVX Programming Reference (January, 2009)
8552 * config/i386/sse.md (*vpclmulqdq): New.
8554 2009-02-04 Jakub Jelinek <jakub@redhat.com>
8556 PR tree-optimization/38977
8557 PR gcov-profile/38292
8558 * calls.c (special_function_p): Disregard __builtin_ prefix.
8560 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
8562 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
8563 non-indexable addresses even before reload.
8565 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8568 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
8569 as having variable size. Do not give an error for unnamed
8570 parameters with [*] declarators. Give a warning for type names
8571 with [*] declarators and mark them as variable size.
8572 * c-parser.c (c_parser_sizeof_expression): Do not give an error
8573 for sizeof applied to [*] type names.
8575 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8578 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
8580 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8582 * gcc.c (process_command): Update copyright notice dates.
8583 * gcov.c (print_version): Likewise.
8584 * gcov-dump.c (print_version): Likewise.
8585 * mips-tfile.c (main): Likewise.
8586 * mips-tdump.c (main): Likewise.
8588 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8591 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8592 for composite type involving a zero-length array type.
8594 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8597 * function.c (match_asm_constraints_1): Skip over
8598 initial optional % in the constraint.
8601 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8602 supported, don't accept FIXED_CSTs.
8603 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8604 and _Sat is used without _Fract/_Accum. Set specs->type to
8605 integer_type_node for cts_fract/cts_accum if fixed point is not
8608 2009-02-02 Catherine Moore <clm@codesourcery.com>
8610 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8612 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8614 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8615 (ABI_HAS_64BIT_SYMBOLS): Use it.
8616 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8618 2009-02-02 Paul Brook <paul@codesourcery.com>
8620 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8622 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8625 * recog.h (asm_operand_ok): Add constraints argument.
8626 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8627 recurse on matching constraint.
8628 (check_asm_operands): Pass constraints as 3rd argument to
8629 asm_operand_ok. Don't look up matching constraint here.
8630 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8633 2009-02-02 Ben Elliston <bje@au.ibm.com>
8635 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8636 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8638 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8640 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8641 information. Remove some obsolete information. Reorganize.
8643 * config/pa/fptr.c: Revert license to GPL 2.
8644 * config/pa/milli64.S: Likewise.
8646 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8649 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8650 LIBRARY name in, instead of hard-coding it.
8651 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8652 extra target make frag to tmake_files according to EH model.
8653 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8654 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8655 frags that define makefile variable EH_MODEL appropriately.
8656 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8657 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8658 to "-sjlj" according to type of EH configured.
8659 (LIBGCC_SONAME): Concatenate it to shared library base name.
8660 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8661 to "_sjlj" according to type of EH configured.
8662 (LIBGCC_SONAME): Concatenate it to shared library base name.
8663 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8664 (SHLIB_LINK): Add missing semicolon to if-else construct.
8665 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8666 string value of "pe_dll" command-line option.
8667 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8668 (SHLIB_SONAME): Use it when overriding t-cygming default.
8669 (SHLIB_IMPLIB): Override t-cygming default.
8670 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8671 string value of "pe_dll" command-line option.
8673 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8676 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8677 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8679 2009-01-31 Richard Guenther <rguenther@suse.de>
8681 PR tree-optimization/38937
8682 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8683 computing the transitive closure.
8685 2009-01-30 Richard Guenther <rguenther@suse.de>
8687 PR tree-optimization/39041
8688 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8689 Propagate variable indices only if the types match for this stmt.
8691 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8694 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8695 inline but never defined.
8697 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8699 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8700 (*insv_h_di_reg_extimm): New insn.
8701 (*insv_l<mode>_reg_extimm): New insn.
8703 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8705 * config/picochip/picochip.c (flag_conserve_stack): set
8706 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8707 fconserve-stack. Reduce call-overhead used by inliner.
8709 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8712 * common.opt (flag_conserve_stack): Initialised to zero.
8714 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8717 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8718 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8721 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8723 * ira-color.c (allocno_reload_assign): Update comments.
8724 * regmove.c (regmove_optimize): Likewise.
8728 2009-01-29 Robert Millan <rmh@aybabtu.com>
8730 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8731 * config/i386/kopensolaris-gnu.h: New file. Undefine
8732 `MD_UNWIND_SUPPORT'.
8733 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8735 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8737 PR tree-optimization/39007
8738 * tree-loop-distribution.c (generate_builtin): Use
8739 recompute_dominator to compute the immediate dominator of the
8740 basic block just after the loop.
8742 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8744 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8745 (ASM_OUTPUT_DWARF_PCREL): Define.
8747 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8749 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8750 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8751 global. Modify entries about regmove and IRA.
8753 * ra-conflict.c: Remove the file.
8755 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8757 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8758 (pass_regclass_init): Rename to pass_reginfo_init.
8760 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8762 * toplev.h (flag_ira): Remove.
8764 * caller-save.c (setup_save_areas): Remove flag_ira.
8766 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8768 * global.c: Remove the file.
8770 * opts.c (decode_options): Remove flag_ira.
8772 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8774 * regmove.c: Modify file description.
8775 (find_use_as_address, try_auto_increment): Define them only if
8776 AUTO_INC_DEC is defined.
8777 (replacement_quality, replace_in_call_usage, fixup_match_1,
8778 stable_and_no_regs_but_for_p): Remove.
8779 (reg_set_in_bb): Make it static.
8780 (regmove_optimize): Remove flag_ira and code which worked for
8783 * local-alloc.c: Remove the file.
8785 * common.opt (fira): Remove.
8787 * ira.c: Include except.h.
8788 (eliminable_regset): Move from global.c.
8789 (mark_elimination): Ditto. Remove flag_ira.
8790 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8791 equiv_mem_modified, validate_equiv_mem_from_store,
8792 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8793 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8794 no_equiv, recorded_label_ref): Move from local-alloc.c.
8795 (update_equiv_regs): Ditto. Make it static.
8796 (print_insn_chain, print_insn_chains): Move it from global.c.
8797 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8798 (build_insn_chain): Ditto. Make it static.
8799 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8800 Rename to init_live_subregs.
8801 (gate_ira): Remove flag_ira.
8803 * regclass.c: Rename reginfo.c. Change file description.
8804 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8805 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8806 (init_reg_sets_1): Remove code for evaluation of
8807 reg_class_superclasses and losing_caller_save_reg_set.
8808 (init_regs): Remove init_reg_autoinc.
8809 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8810 ok_for_base_p_nonstrict): Remove.
8811 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8812 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8813 corresponding entries.
8814 (dump_regclass, record_operand_costs, scan_one_insn,
8815 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8816 record_address_regs, auto_inc_dec_reg_p): Remove.
8817 (gt-regclass.h): Rename to gt-reginfo.h.
8819 * rtl.h (dump_global_regs, retry_global_alloc,
8820 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8822 * Makefile.in (RA_H): Remove.
8823 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8824 Rename regclass.o to reginfo.o.
8825 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8827 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8828 (GTFILES): Rename regclass.c to reginfo.c.
8830 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8831 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8833 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8834 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8836 (finish_spills): Ditto. Remove code for !flag_ira.
8838 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8841 * doc/invoke.texi (rtl debug options): Complete rewrite.
8842 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8844 * mode-switching.c (pass_mode_switching): Rename pass from
8845 "mode-sw" to "mode_sw".
8846 * except.c (pass_convert_to_eh_ranges): Rename pass from
8847 "eh-ranges" to "eh_ranges".
8848 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8852 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8853 Alexander Monakov <amonakov@ispras.ru>
8856 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8858 (move_exprs_to_boundary): Change return type and pass through
8859 should_move from move_op. Relax assert. Update usage ...
8860 (schedule_expr_on_boundary): ... here. Use should_move instead of
8862 (move_op_orig_expr_found): Indicate that insn was disconnected from
8864 (code_motion_process_successors): Do not call after_merge_succs
8865 callback if original expression was not found when traversing any of
8867 (code_motion_path_driver): Change return type. Update prototype.
8868 (move_op): Update comment. Add a new parameter (should_move). Update
8869 prototype. Set *should_move based on indication provided by
8870 move_op_orig_expr_found.
8872 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8874 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8875 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8876 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8877 * config/rs6000/rs6000.c (rs6000_override_options): Default
8878 avoid-indexed-addresses on for Power6, off for everything else.
8879 (avoiding_indexed_address_p): New function.
8880 (rs6000_legitimize_address): Use it.
8881 (rs6000_legitimate_address): Likewise.
8882 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8884 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8886 PR tree-optimization/38997
8887 * tree-loop-distribution.c (generate_memset_zero): Use
8888 POINTER_PLUS_EXPR for a pointer addition.
8890 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8892 * config/s390/s390.md (bswap<mode>2): New pattern added.
8894 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8896 * config/s390/s390.md (*tls_load_31): Added type attribute.
8898 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8900 * config/s390/s390.md: Fix a few comments.
8902 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8904 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8905 (*tm<mode>_full): Fixed z10prop attribute.
8906 (*tst<mode>_extimm): Fixed z10prop attribute.
8907 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8908 (*tstqiCCT_cconly): Fixed z10prop attribute.
8909 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8910 (*movsi_larl): Fixed z10prop attribute.
8911 (*movsi_zarch): Fixed z10prop attribute.
8912 (*movsi_eas): Fixed z10prop attribute.
8913 (*movhi): Fixed z10prop attribute.
8914 (*movqi): Fixed z10prop attribute.
8915 (*movstrictqi): Fixed z10prop attribute.
8916 (*mov<mode>): Fixed z10prop attribute.
8917 (*movcc): Fixed z10prop attribute.
8918 (*sethighpartdi_64): Fixed z10prop attribute.
8919 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8920 (*negdi2_sign_cc): Fixed z10prop attribute.
8921 (*negdi2_sign): Fixed z10prop attribute.
8922 (*absdi2_sign_cc): Fixed z10prop attribute.
8923 (*absdi2_sign): Fixed z10prop attribute.
8924 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8925 (*negabsdi2_sign): Fixed z10prop attribute.
8926 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8927 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8928 (doloop_si64): Fixed z10prop attribute.
8929 (doloop_si31): Fixed z10prop attribute.
8930 (doloop_long): Fixed z10prop attribute.
8931 (indirect_jump): Fixed z10prop attribute.
8932 (nop): Fixed z10prop attribute.
8933 (main_base_64): Fixed z10prop attribute.
8934 (reload_base_64): Fixed z10prop attribute.
8936 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8938 PR rtl-optimization/38740
8939 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8941 * config/mips/mips.c (mips_reorg): Likewise.
8943 2009-01-28 Richard Guenther <rguenther@suse.de>
8945 PR tree-optimization/38926
8946 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8947 with the correct value id to a value.
8948 (do_regular_insertion): Use the value number of edoubleprime
8949 for the value number of the expr.
8952 2008-08-21 Richard Guenther <rguenther@suse.de>
8954 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8955 a PHI ask VN if it is already available.
8956 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8957 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8959 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8962 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8963 set to varying whenever max has TREE_OVERFLOW set, similarly
8964 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8966 2009-01-28 Richard Guenther <rguenther@suse.de>
8969 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8970 uninitialized aggregate uses in call arguments.
8972 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8974 PR tree-optimization/38984
8975 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8976 the nothing_id variable if -fno-delete-null-pointer-checks.
8978 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8981 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8982 (set_got_offset_rex64): Ditto.
8984 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8987 * doc/extend.texi: Improve local variable with asm reg.
8989 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8991 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8992 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8993 was not supplied then set warn_packed_bitfield_compat to the
8995 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8998 2009-01-27 Richard Guenther <rguenther@suse.de>
9000 PR tree-optimization/38503
9001 * cfgexpand.c (expand_gimple_basic_block): Ignore
9002 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
9003 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
9004 variables that cannot have TBAA applied.
9005 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
9008 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
9011 * calls.c (initialize_argument_information): Do not wrap complex
9012 arguments in SAVE_EXPR.
9014 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
9016 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
9017 (INSTALL_LIBGCC): Revert typo commit.
9019 2009-01-26 Richard Guenther <rguenther@suse.de>
9021 PR tree-optimization/38745
9022 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
9023 from special handling.
9025 2009-01-26 Richard Guenther <rguenther@suse.de>
9027 PR tree-optimization/38745
9028 * tree-ssa.c (execute_update_addresses_taken): Do not include
9029 variables that cannot possibly be a register in not_reg_needs.
9030 Do not clear TREE_ADDRESSABLE on vars that may not become
9032 * tree-ssa.c (update_alias_info_1): Include those in the set
9033 of addressable vars.
9035 2009-01-26 Richard Guenther <rguenther@suse.de>
9038 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
9039 * tree-ssa-dse.c: Include langhooks.h
9040 (execute_simple_dse): Remove stores with zero size.
9042 2009-01-24 Jakub Jelinek <jakub@redhat.com>
9045 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
9048 2009-01-24 Julian Brown <julian@codesourcery.com>
9050 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
9051 config/arm/linux-atomic.c.
9052 * config/arm/linux-atomic.c: New.
9054 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
9056 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
9057 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
9058 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
9060 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
9063 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
9066 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
9068 PR tree-optimization/38953
9069 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
9070 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
9071 (gloog): Split the exit of the scop when the scop exit is a loop exit.
9072 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
9075 2009-01-24 Paul Brook <paul@codesourcery.com>
9077 * config/arm/neon.md (neon_type): Move to arm.md.
9078 (neon_mov<VSTRUCT>): Add neon_type attribute.
9079 * config/arm/arm.md (neon_type): Move to here.
9080 (conds): Add "unconditioal" and use as default for NEON insns.
9082 2009-01-24 Ben Elliston <bje@au.ibm.com>
9084 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
9085 void *' warning from -Wc++-compat.
9086 * Makefile.in (dominance.o-warn): Remove.
9088 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
9090 PR tree-optimization/38932
9091 * fold-const.c (fold_unary_ignore_overflow): New.
9092 * tree.h (fold_unary_ignore_overflow): Declare.
9093 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
9094 * tree-ssa-sccvn.c (visit_reference_op_load,
9095 simplify_unary_expression): Likewise.
9097 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
9099 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
9100 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
9101 regardless of their type.
9102 * c-common.c (handle_packed_attribute): Don't ignore packed on
9104 * c.opt (Wpacked-bitfield-compat): New warning option.
9105 * stor-layout.c (place_field): Warn if offset of a field changed.
9106 * doc/extend.texi (packed): Mention the ABI change.
9107 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
9108 (Warning Options): Add it to the list.
9110 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
9112 * c-opts.c (c_common_post_options): Fix a typo in comments.
9114 2009-01-22 Steve Ellcey <sje@cup.hp.com>
9117 * gimplify.c (gimplify_init_constructor): Fix promotion of const
9118 variables to static.
9119 * doc/invoke.texi (-fmerge-all-constants): Update description.
9121 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
9124 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
9125 (*movdi_1_rex64): Use type "mmx" for alternative 5.
9127 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
9129 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
9131 (LOCAL_ALIGNMENT): Similarly.
9133 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
9134 Joseph Myers <joseph@codesourcery.com>
9136 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
9137 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
9138 * config/arm/arm-tune.md: Regenerate.
9139 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
9142 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
9144 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
9145 version number to five.
9147 2009-01-22 Dodji Seketeli <dodji@redhat.com>
9150 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
9151 * c-common.c (set_underlying_type): Likewise.
9152 (is_typedef_decl ): Likewise
9154 (set_underlying_type): Likewise.
9155 (is_typedef_type): Likewise.
9157 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
9160 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
9163 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
9166 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
9167 (LIBGCC_SPEC): Don't define.
9168 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
9170 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
9172 PR rtl-optimization/38879
9173 * alias.c (base_alias_check): Unaligned access via AND address can
9174 alias all surrounding object types except those with sizes equal
9175 or wider than the size of unaligned access.
9177 2009-01-21 Dodji Seketeli <dodji@redhat.com>
9180 * c-decl.c (clone_underlying_type): Move this ...
9181 * c-common.c (set_underlying_type): ... here.
9182 Also, make sure the function properly sets TYPE_STUB_DECL() on
9183 the newly created typedef variant type.
9184 (is_typedef_decl ): New entry point.
9185 * tree.h: Added a new member member_types_needing_access_check to
9186 struct tree_decl_non_common.
9187 (set_underlying_type): New entry point.
9188 (is_typedef_type): Likewise.
9190 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
9192 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
9193 Check whether two instructions have memory references that
9194 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
9195 are helper functions for traversing.
9196 * alias.h (insn_alias_sets_confilict_p): New prototypes.
9197 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
9198 not to draw dependency edge for instructions with non-conflicting
9201 2009-01-20 Joseph Myers <joseph@codesourcery.com>
9204 * longlong.h: Update copyright years. Use soft-fp license notice.
9205 Sync __clz_tab declaration with glibc.
9207 2009-01-20 Steve Ellcey <sje@cup.hp.com>
9210 * doc/extend.texi (syscall_linkage): New.
9211 (version_id): Modify.
9213 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9214 Richard Guenther <rguenther@suse.de>
9216 PR tree-optimization/38747
9217 PR tree-optimization/38748
9218 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
9219 conversion if the base address is an indirect reference and the
9220 aliasing sets could cause issues.
9222 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9224 * common.opt (fgraphite, fgraphite-identity): Add comment for
9225 explaining why these options are not documented.
9227 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9229 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
9230 gimple_call_lhs is NULL.
9232 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
9235 * emit-rtl.c (adjust_address_1): Make sure memref is never
9238 2009-01-20 Ben Elliston <bje@au.ibm.com>
9240 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9241 const qualifier from arg parameter. Remove unnecessary cast to char *.
9242 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9243 const qualifier from arg 2.
9245 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
9247 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
9249 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
9252 * rtl.h (reinit_regs): New prototype.
9253 * regclass.c: Include ira.h.
9255 * Makefile.in (regclass.o): Add ira.h.
9256 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
9258 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
9261 * c-common.c (handle_aligned_attribute): Use
9262 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
9263 default alignment value.
9265 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
9267 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
9268 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
9270 * doc/extend.texi: Update __attribute__ ((aligned)). Document
9271 __BIGGEST_ALIGNMENT__.
9273 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
9275 2009-01-18 Richard Guenther <rguenther@suse.de>
9277 PR tree-optimization/38819
9278 * tree-flow.h (operation_could_trap_helper_p): Declare.
9279 * tree-eh.c (operation_could_trap_helper_p): Export.
9280 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
9281 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
9282 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
9283 are about to insert a possibly trapping instruction and fail
9286 2009-01-18 Andreas Schwab <schwab@suse.de>
9288 * doc/install.texi (Configuration): Remove obsolete paragraph
9289 about use of --with-gnu-ld with --with-gnu-as.
9291 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
9293 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
9294 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
9295 Follow spelling conventions.
9297 2009-01-18 Ben Elliston <bje@au.ibm.com>
9299 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
9300 C++ warning about implicit conversion from void * to struct
9302 (bitmap_obstack_free): Likewise for bitmap_element *.
9303 * Makefile.in (bitmap.o-warn): Remove.
9305 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
9307 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
9309 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
9310 Tobias Grosser <tobi.grosser@amd.com>
9312 * graphite.c (graphite_trans_scop_block): Do not block single
9315 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
9317 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
9318 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
9319 test with assertion.
9321 2009-01-16 Richard Guenther <rguenther@suse.de>
9323 PR tree-optimization/38835
9325 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
9326 and INT + PTR -> (INT)(PTR p+ INT) folding.
9327 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
9329 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
9332 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
9333 the subreg from a lowpart subreg if it is also casting the value.
9335 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9336 Tobias Grosser <tobi.grosser@amd.com>
9338 * graphite.c (compare_prefix_loops): New.
9339 (build_scop_canonical_schedules): Rewritten.
9340 (graphite_transform_loops): Move build_scop_canonical_schedules
9341 after build_scop_iteration_domain.
9343 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9344 Tobias Grosser <tobi.grosser@amd.com>
9346 * graphite.c (add_conditions_to_domain): Add the loops to
9347 the dimension of the iteration domain. Do copy the domain
9348 only when it exists.
9349 (build_scop_conditions_1): Do not call add_conditions_to_domain.
9350 (add_conditions_to_constraints): New.
9351 (can_generate_code_stmt, can_generate_code): Removed.
9352 (gloog): Do not call can_generate_code.
9353 (graphite_transform_loops): Call add_conditions_to_constraints
9354 after building the iteration domain.
9356 2009-01-16 Jakub Jelinek <jakub@redhat.com>
9358 PR tree-optimization/38789
9359 * tree-ssa-threadedge.c
9360 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
9361 __builtin_constant_p.
9363 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9365 * dce.c (delete_unmarked_insns): Reversed the order that insns are
9366 examined before deleting them.
9368 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
9370 * function.c (aggregate_value_p): Correctly extract the function
9371 type from CALL_EXPR_FN lookup.
9373 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9375 * config/picochip/picochip.c (picochip_override_options): Revert
9376 CFI asm flag disable commited previously.
9378 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
9379 Tobias Grosser <tobi.grosser@amd.com>
9380 Jan Sjodin <jan.sjodin@amd.com>
9382 * graphite.c (scan_tree_for_params): On substractions negate
9383 all the coefficients of the term.
9384 (clast_to_gcc_expression_red): New. Handle reduction expressions
9385 of more than two operands.
9386 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
9387 (get_vdef_before_scop): Handle also the case of default definitions.
9389 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9391 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
9392 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
9393 Also use them when walking CALL_INSN_FUNCTION_USAGE.
9395 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
9396 Joey Ye <joey.ye@intel.com>
9399 * cfgexpand.c (expand_stack_alignment): Don't update stack
9400 boundary nor check incoming stack boundary here.
9401 (gimple_expand_cfg): Update stack boundary and check incoming
9402 stack boundary here.
9404 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9406 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
9408 2009-01-14 Jakub Jelinek <jakub@redhat.com>
9410 PR rtl-optimization/38245
9411 * calls.c (expand_call): Add stack arguments to
9412 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9413 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
9414 in regs and partially in memory or BLKmode arguments.
9415 (emit_library_call_value_1): Add stack arguments to
9416 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9417 ACCUMULATE_OUTGOING_ARGS).
9418 * dce.c: Include tm_p.h.
9419 (find_call_stack_args): New function.
9420 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
9422 (mark_insn): Call find_call_stack_args for CALL_Ps.
9423 (prescan_insns_for_dce): Walk insns backwards in bb rather than
9424 forwards. Allocate and free arg_stores bitmap if needed, pass it
9425 down to deletable_insn_p, don't mark stores set in arg_stores
9426 bitmap, clear the bitmap at the beginning of each bb.
9427 * Makefile.in (dce.o): Depend on $(TM_P_H).
9429 2009-01-14 Michael Meissner <gnu@the-meissners.org>
9432 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
9433 to make sure the insn is a conditional test (bug 22599). Reformat a
9436 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
9439 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
9440 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
9441 (gloog): Do not call cleanup_tree_cfg.
9442 (graphite_transform_loops): Call cleanup_tree_cfg after all
9443 scops have been code generated.
9445 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
9446 * doc/gty.texi (Invoking the garbage collector): Added new node
9447 and section documenting ggc_collect.
9449 2009-01-14 Richard Guenther <rguenther@suse.de>
9451 PR tree-optimization/38826
9453 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
9454 initialization notes only if we actually emitted a warning.
9455 (intra_create_variable_infos): Add constraints for a result decl
9456 that is passed by hidden reference.
9457 (build_pred_graph): Mark all related variables non-direct on
9460 2009-01-14 Nick Clifton <nickc@redhat.com>
9462 * ira-conflicts.c: Include addresses.h for the definition of
9464 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
9465 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
9467 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
9470 * Makefile.in (ira-lives.o): Add except.h.
9472 * ira-lives.c: Include except.h.
9473 (process_bb_node_lives): Process can_throw_internal.
9475 2009-01-13 Jakub Jelinek <jakub@redhat.com>
9477 PR rtl-optimization/38774
9478 * combine.c (simplify_set): When undoing cc_use change, don't do
9479 PUT_CODE on the newly created comparison, but instead put back the
9482 2009-01-13 Joseph Myers <joseph@codesourcery.com>
9484 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
9485 values. Remove duplicate arm8 entry.
9487 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9489 PR tree-optimization/38786
9490 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
9491 the SSA_NAME case of expand_scalar_variables_expr.
9492 Set the type of an expression to the type of its assign statement.
9493 (expand_scalar_variables_expr): Also gather the scalar computation
9494 used to index the memory access. Do not pass loop_p.
9495 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
9496 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
9497 the gimple_stmt_iterator where it inserts new code.
9499 (copy_bb_and_scalar_dependences): Do not pass loop_p.
9500 (translate_clast): Update call to copy_bb_and_scalar_dependences.
9502 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9504 * graphite.h (debug_value): Removed.
9505 * graphite.c (debug_value): Removed.
9507 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9509 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
9510 ldrd/strd with two 32-bit instructions.
9512 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9514 * config/arm/arm.c (struct processors): Pass for speed down into
9515 cost helper functions.
9516 (const_ok_for_op): Handle COMPARE and inequality nodes.
9517 (arm_rtx_costs_1): Rewrite.
9518 (arm_size_rtx_costs): Update prototype.
9519 (arm_rtx_costs): Pass speed down to helper functions.
9520 (arm_slowmul_rtx_costs): Rework cost calculations.
9521 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
9522 (arm_9e_rtx_costs): Likewise.
9524 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
9526 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
9527 relocations of local symbols wider than UNITS_PER_WORD are not valid.
9528 (alpha_legitimize_address): Do not split local symbols wider than
9529 UNITS_PER_WORD into HIGH/LO_SUM parts.
9531 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
9534 * gcc.c (process_command): Replace call to execvp with calls
9535 to pex_one and exit.
9537 2009-01-03 Anatoly Sokolov <aesok@post.ru>
9540 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
9541 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
9542 variant for devices with 3-byte PC.
9543 (__tablejump_elpm__): New.
9545 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9548 * c-parser.c (c_parser_postfix_expression): Allow `->' in
9549 offsetof member-designator, handle it as `[0].'.
9551 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9553 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
9554 function when not using named sections on targets with named sections
9555 if branch distance is less than 262132.
9557 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
9559 * combine.c (combine_instructions): Recompute
9560 optimize_this_for_speed_p for each BB in the main combine loop.
9562 2009-01-12 Tomas Bily <tbily@suse.cz>
9565 * tree-loop-distribution.c (prop_phis): New function.
9566 (generate_builtin): Call prop_phis.
9567 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
9569 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9571 PR tree-optimization/38807
9572 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
9573 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
9575 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9577 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9578 subreg of op0 to the original op0.
9580 2009-01-11 Laurent GUERBY <laurent@guerby.net>
9582 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
9584 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
9587 * mips-tfile.c (parse_def): Fix parsing of def strings
9588 starting with digits.
9590 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9593 * config/arm/arm.c (arm_is_long_call_p): Don't call
9594 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9596 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9598 * regrename.c (regrename_optimize): Fix dumping.
9599 (find_oldest_value_reg): Preserve REG_POINTER.
9600 (copy_hardreg_forward_1): Likewise.
9602 2009-01-09 Diego Novillo <dnovillo@google.com>
9604 * gimple.h (struct gimple_statement_base) <uid>: Document
9605 the restrictions on its use.
9607 (gimple_set_uid): Tidy.
9609 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9611 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9612 zero guard even if align_bytes != 0 and count is smaller than
9615 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9617 PR rtl-optimization/38495
9618 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9619 (add_range_and_copies_from_move_list): Print all added ranges.
9620 Add ranges to memory optimized destination.
9622 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9626 * config/i386/i386.c (override_options): Reject
9627 -mstringop-strategy=rep_8byte with -m32.
9628 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9629 to 1. Do count comparison against epilogue_size_needed at compile
9630 time even when count_exp was constant forced into register. For
9631 size_needed don't jump to epilogue, instead just avoid aligning
9632 and invoke the body algorithm. If need_zero_guard, add zero guard
9633 even if count is non-zero, but smaller than size_needed + number of
9634 bytes that could be stored for alignment.
9635 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9636 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9637 but smaller than size_needed + number of bytes that could be stored
9638 for alignment. Compare size_needed with epilogue_size_needed instead
9639 of desired_align - align, don't adjust size_needed, pass
9640 epilogue_size_needed to the epilogue expanders.
9643 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9645 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9647 * pa.c (last_address): Change to unsigned.
9648 (update_total_code_bytes): Change argument to unsigned. Don't
9649 check if insn addresses are set.
9650 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9651 addresses are not set.
9652 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9654 2009-01-09 Nick Clifton <nickc@redhat.com>
9656 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9657 DECL_DECLARED_INLINE_P.
9659 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9662 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9663 GET_MODE (op0) in operand_subword_force calls.
9666 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9667 fold_convert arg0 operands to TREE_TYPE (op0) first.
9669 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9671 * params.def (ira-max-conflict-table-size): Decrease default value
9674 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9676 PR tree-optimization/37031
9677 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9679 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9680 allocate it using gc instead of heap, use VEC_quick_push instead of
9682 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9683 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9684 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9685 allocated vector from heap allocated.
9686 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9687 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9688 vector only after perfect_loop_nest_depth call.
9690 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9691 Jan Sjodin <jan.sjodin@amd.com>
9693 PR tree-optimization/38559
9694 * graphite.c (debug_value, copy_constraint,
9695 swap_constraint_variables, scale_constraint_variable, ): New.
9696 (get_lower_bound, get_upper_bound): Removed.
9697 (graphite_trans_bb_strip_mine): Clean up this code that works
9698 only for constant number of iterations. Fully copy upper and
9699 lower bound constraints, not only the constant part of them.
9700 * graphite.h (debug_value): Declared.
9702 2009-01-08 Ira Rosen <irar@il.ibm.com>
9704 PR tree-optimization/37194
9705 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9706 Don't add the cost of cost model guard in prologue to scalar
9707 outside cost in case of known number of iterations.
9709 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9710 Alan Modra <amodra@bigpond.net.au>
9712 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9713 non-word-aligned REG+CONST addressing.
9715 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9718 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9719 free_after_compilation when outputting a thunk.
9720 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9721 Do not call free_after_compilation here.
9723 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9725 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9726 (ix86_valid_target_attribute_inner_p): Ditto.
9728 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9730 PR tree-optimization/38492
9731 PR tree-optimization/38498
9732 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9733 * tree-chrec.h (scev_is_linear_expression): Declared.
9734 * graphite.c (graphite_cannot_represent_loop_niter): New.
9735 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9736 (graphite_loop_normal_form): Use gcc_assert.
9737 (scan_tree_for_params): Use CASE_CONVERT.
9738 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9739 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9740 Use gcc_assert. Discard scops that contain unhandled cases.
9741 (build_scop_conditions): Return a boolean status for unhandled cases.
9742 (strip_mine_profitable_p): Print the loop number, not its depth.
9743 (is_interchange_valid): Pass the depth of the loop nest, don't
9744 recompute it wrongly.
9745 (graphite_trans_bb_block): Same.
9746 (graphite_trans_bb_block): Print tentative of loop blocking.
9747 (graphite_trans_scop_block): Do not print that the loop has been
9749 (graphite_transform_loops): Do not handle scops that contain condition
9752 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9754 AVX Programming Reference (December, 2008)
9755 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9756 (_mm256_stream_pd): Likewise.
9757 (_mm256_stream_ps): Likewise.
9759 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9760 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9761 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9762 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9763 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9764 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9765 (ix86_expand_special_args_builtin): Likewise.
9767 * config/i386/sse.md (AVXMODEDI): New.
9768 (avx_movnt<mode>): Likewise.
9769 (avx_movnt<mode>): Likewise.
9770 (<sse>_movnt<mode>): Remove AVX support.
9771 (sse2_movntv2di): Likewise.
9773 2009-01-07 Richard Guenther <rguenther@suse.de>
9776 * fold-const.c (extract_muldiv): Remove obsolete comment.
9777 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9778 to PLUS_EXPR canonicalization for the canonicalization.
9780 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9782 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9783 hosted cross-compilers generating less efficient code.
9785 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9787 * function.h (rtl_data): Add a dbr_scheduled_p field.
9788 * reorg.c (dbr_schedule): Set it.
9789 (gate_handle_delay_slots): Check it.
9790 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9791 (mips_reorg): Check flag_delayed_branch instead of
9792 mips_base_delayed_branch.
9793 (mips_override_options): Don't set mips_base_delayed_branch
9794 or flag_delayed_branch.
9796 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9798 PR rtl-optimization/38426.
9799 * ira.c (ira): Set current_function_is_leaf earlier.
9801 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9803 PR rtl-optimization/38722
9804 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9805 too early, only set a flag and modify after last possible
9808 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9811 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9812 * real.c (decimal_single_format): Correct values of emin and emax.
9813 (decimal_double_format): Ditto.
9814 (decimal_quad_format): Ditto.
9815 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9816 computation of DECnn_MIN and DECnn_MAX for corrected values of
9817 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9818 __DECnn_MIN__, and adjust its computation for the corrected value
9821 2009-01-06 Jan Hubicka <jh@suse.cz>
9824 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9826 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9828 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9829 Add Robert Clark to the list of testers.
9831 2009-01-06 Jan Hubicka <jh@suse.cz>
9832 Kai Tietz <kai.tietz@onevision.com>
9834 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9835 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9837 2009-01-06 Jan Hubicka <jh@suse.cz>
9838 Kai Tietz <kai.tietz@onevision.com>
9840 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9842 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9843 (ix86_nsaved_regs): Count only general purpose regs.
9844 (ix86_nsaved_sseregs): New.
9845 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9846 to 16 for w64; compute padding and size of sse reg save area.
9847 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9848 general purpose regs.
9849 (ix86_emit_save_sse_regs_using_mov): New.
9850 (ix86_expand_prologue): Save SSE regs if needed.
9851 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9852 (ix86_emit_restore_sse_regs_using_mov): New.
9853 (ix86_expand_epilogue): Save SSE regs if needed.
9855 2009-01-06 Jan Hubicka <jh@suse.cz>
9856 Kai Tietz <kai.tietz@onevision.com>
9858 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9859 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9860 functions when accumulate outgoing args is off.
9862 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9865 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9866 before using pseudos_have_intersected_live_ranges_p.
9868 * ira-int.h (ira_assert): Always define.
9870 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9872 AVX Programming Reference (December, 2008)
9873 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9874 (_mm256_permute2_pd): Likewise.
9875 (_mm_permute2_ps): Likewise.
9876 (_mm256_permute2_ps): Likewise.
9877 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9878 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9880 * config/i386/i386.c (ix86_builtins): Remove
9881 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9882 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9883 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9884 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9885 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9886 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9887 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9888 __builtin_ia32_vpermil2ps256.
9889 (ix86_init_mmx_sse_builtins): Updated.
9890 (ix86_expand_args_builtin): Likewise.
9892 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9894 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9895 long absolute calls when generating PA 2.0 code.
9897 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9899 PR rtl-optimization/38583
9900 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9902 * params.def (ira-max-conflict-table-size): New.
9904 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9906 * ira.h (ira_conflicts_p): New external definition.
9908 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9909 table. Report this. Return result of building.
9910 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9911 building conflict table.
9913 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9914 (ira_color): Use ira_conflicts_p.
9916 * global.c: Include ira.h.
9917 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9920 * Makefile.in (global.o): Add ira.h.
9922 * ira-build.c (mark_all_loops_for_removal,
9923 propagate_some_info_from_allocno): New.
9924 (remove_unnecessary_allocnos): Call
9925 propagate_some_info_from_allocno.
9926 (remove_low_level_allocnos): New.
9927 (remove_unnecessary_regions): Add parameter. Call
9928 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9929 parameter to remove_unnecessary_regions.
9930 (ira_build): Remove all regions but root if the conflict table was
9931 not built. Update conflict hard regs for allocnos crossing calls.
9933 * ira.c (ira_conflicts_p): New global.
9934 (ira): Define and use ira_conflicts_p.
9936 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9937 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9938 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9940 2009-01-06 Ben Elliston <bje@au.ibm.com>
9942 * gengtype-lex.l (YY_NO_INPUT): Define.
9944 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9947 * c-common.c (handle_vector_size_attribute): Also reject
9950 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9952 PR tree-optimization/38492
9953 * graphite.c (rename_map_elt, debug_rename_elt,
9954 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9955 rename_map_elt_info, eq_rename_map_elts,
9956 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9957 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9958 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9959 (sese_build_livein_liveouts): New.
9960 (new_sese, free_sese): New.
9961 (new_scop): Call new_sese.
9962 (free_scop): Call free_sese.
9963 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9964 (register_old_new_names): Renamed register_old_and_new_names.
9965 (register_scop_liveout_renames, add_loop_exit_phis,
9966 insert_loop_close_phis, struct igp,
9967 default_liveout_before_guard, add_guard_exit_phis,
9968 insert_guard_phis, copy_renames): New.
9969 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9970 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9971 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9972 (scop_adjust_phis_for_liveouts): New.
9973 (gloog): Call scop_adjust_phis_for_liveouts.
9975 * graphite.h (struct sese): Documented. Added fields liveout,
9977 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9978 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9979 (struct scop): Added field liveout_renames.
9980 (SCOP_LIVEOUT_RENAMES): New.
9982 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9984 PR tree-optimization/38510
9985 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9986 (translate_clast): Call recompute_all_dominators before
9988 (gloog): Call recompute_all_dominators before graphite_verify.
9990 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9991 Jan Sjodin <jan.sjodin@amd.com>
9993 PR tree-optimization/38500
9994 * graphite.c (create_sese_edges): Call fix_loop_structure after
9997 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9999 * config.gcc: Add m32r*-*-rtems*.
10000 * config/m32r/rtems.h: New file.
10002 2009-01-05 Ben Elliston <bje@au.ibm.com>
10004 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
10005 (.po.pox): Likewise.
10006 (po/gcc.pot): Likewise.
10008 2009-01-04 David S. Miller <davem@davemloft.net>
10010 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
10011 (STARTING_FRAME_OFFSET): Always set to zero.
10013 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
10015 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
10016 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
10017 fixed-point types, and vectors of the same.
10019 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
10021 * config/mips/sync.md (*mb_barrier): Rename to...
10022 (*memory_barrier): ...this.
10024 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
10026 * doc/extend.texi (Function Attributes): Move @cindex after @item
10027 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
10028 and put in alphabetical order. Fix 'target' name and put in order.
10029 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
10032 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
10034 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
10035 (memory_barrier): Expand as unspec instead of unspec_volatile.
10036 Remove mem:BLK from insn operands. Use Pmode scratch register.
10037 (*memory_barrier): Define as unspec instead of unspec_volatile.
10038 Use (match_dup 0) as input operand.
10040 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
10041 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
10042 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
10043 scratch register. Remove operand 1.
10044 (*stbar): Define as unspec instead of unspec_volatile.
10045 Use (match_dup 0) as input operand, remove (const_int 8).
10046 (*membar): Define as unspec instead of unspec_volatile.
10047 Use (match_dup 0) as input operand, remove input operand 2.
10049 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
10050 (memory_barrier): Expand as unspec instead of unspec_volatile.
10051 Remove mem:BLK from insn operands. Use Pmode scratch register.
10052 (*memory_barrier): Define as unspec instead of unspec_volatile.
10053 Use (match_dup 0) as input operand.
10055 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
10056 Remove mem:BLK from insn operands. Use Pmode scratch register.
10057 Set volatile flag on operand 0.
10058 (*memory_barrier): New insn pattern.
10060 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
10062 (*memory_barrier): Use (match_dup 0) as input operand.
10064 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
10065 Remove mem:BLK from insn operands. Use Pmode scratch register.
10066 Set volatile flag on operand 0.
10067 (*mb_internal): New insn pattern.
10069 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
10071 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
10073 PR middle-end/38586
10074 * function.c (struct temp_slot): Move to the section of the file
10075 that deals with temp slots. Remove field 'address'.
10076 (temp_slot_address_table): New hash table of address -> temp slot.
10077 (struct temp_slot_address_entry): New struct, items for the table.
10078 (temp_slot_address_compute_hash, temp_slot_address_hash,
10079 temp_slot_address_eq, insert_temp_slot_address): Support functions
10081 (find_temp_slot_from_address): Rewrite to use the new hash table.
10082 (remove_unused_temp_slot_addresses): Remove addresses of temp
10083 slots that have been made available.
10084 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
10085 worker function for remove_unused_temp_slot_addresses.
10086 (assign_stack_temp_for_type): Don't clear the temp slot address list.
10087 Add the temp slot address to the address -> temp slot map.
10088 (update_temp_slot_address): Update via insert_temp_slot_address.
10089 (free_temp_slots): Call remove_unused_temp_slot_addresses.
10090 (pop_temp_slots): Likewise.
10091 (init_temp_slots): Allocate the address -> temp slot map, or empty
10092 the map if it is already allocated.
10093 (prepare_function_start): Initialize temp slot processing.
10095 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
10097 PR middle-end/38584
10098 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
10099 Calculate the size of all stack vars assuming no packing of stack
10100 vars will happen, replacing a quadratic algorithm with a linear one.
10102 2009-01-03 Jakub Jelinek <jakub@redhat.com>
10105 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
10108 2009-01-03 Diego Novillo <dnovillo@google.com>
10110 * doc/contrib.texi: Update contributions.
10112 2009-01-03 Jakub Jelinek <jakub@redhat.com>
10115 * builtins.c (fold_builtin_memory_op): Give up if either operand
10116 is volatile. Set srctype or desttype to non-qualified version
10120 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
10121 and FUNCTION_DECLs.
10123 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
10125 PR rtl-optimization/35805
10126 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
10127 problem if fast dce is able to remove any instructions.
10128 * dce.c (dce_process_block): Fix dump message.
10130 2009-01-02 Mark Mitchell <mark@codesourcery.com>
10133 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
10135 2009-01-02 Jakub Jelinek <jakub@redhat.com>
10137 PR middle-end/38690
10138 * tree-flow.h (op_code_prio, op_prio): New prototypes.
10139 * tree-pretty-print.c (op_code_prio): New function.
10140 (op_prio): No longer static. Use op_code_prio.
10141 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
10142 Use op_prio and op_code_prio to determine if () should be
10143 printed around operand(s) or not.
10145 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
10146 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
10147 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
10148 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
10149 pp_character instead of pp_string for single letter printing.
10151 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10153 * doc/extend.texi: Fix '#pragma GCC option' typo.
10155 2009-01-02 Richard Guenther <rguenther@suse.de>
10157 * doc/install.texi (--enable-checking): Mention different
10158 default for stage1.
10159 (--enable-stage1-checking): Document.
10161 2009-01-01 Andrew Pinski <pinskia@gmail.com>
10163 PR middle-end/30142
10164 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
10165 case to be an error.
10167 2009-01-02 Ben Elliston <bje@au.ibm.com>
10169 * config/fp-bit.h (pack_d): Constify argument.
10170 * config/fp-bit.c (makenan): Constify return type. Remove casts.
10171 (isnan): Constify argument.
10173 (iszero): Likewise.
10174 (pack_d): Likewise.
10175 (_fpadd_parts): Constify return type.
10176 (_fpmul_parts): Likewise.
10177 (_fpdiv_parts): Likewise.
10179 2009-01-01 Jakub Jelinek <jakub@redhat.com>
10182 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
10183 warn about overwriting initializer with side-effects or
10184 -Woverride-init if !IMPLICIT.
10185 (output_init_element): Likewise. Pass IMPLICIT down to
10187 (process_init_element): Add IMPLICIT argument. Pass it down
10188 to output_init_element.
10189 (push_init_element, pop_init_level, set_designator): Adjust
10190 process_init_element callers.
10191 (set_nonincremental_init, set_nonincremental_init_from_string):
10192 Adjust add_pending_init callers.
10193 (output_pending_init_elements): Adjust output_init_element callers.
10194 * c-tree.h (process_init_element): Adjust prototype.
10195 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
10196 process_init_element callers.
10199 Copyright (C) 2009 Free Software Foundation, Inc.
10201 Copying and distribution of this file, with or without modification,
10202 are permitted in any medium without royalty provided the copyright
10203 notice and this notice are preserved.