1 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
4 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
5 *return_and_restore_fpregs_<mode>,
6 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
9 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
10 instead of assuming it has always a REG inside of it.
12 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
14 * config/freebsd.h: Update comment on types.
17 2009-09-18 Jason Merrill <jason@redhat.com>
19 * c.opt: Add -fno-deduce-init-list.
21 2009-09-18 Neil Vachharajani <nvachhar@google.com>
23 * value-prof.c (interesting_stringop_to_profile_p): Added output
24 argument to indicate which parameter is the size parameter.
25 * value-prof.c (gimple_stringop_fixed_value): Use
26 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
27 * value-prof.c (gimple_stringops_transform): Update call sites to
28 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
29 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
31 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
34 From David Binderman <dcb314@hotmail.com>:
35 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
36 local variable f. Remove stale comments.
37 (ix86_compute_frame_layout): Remove useless local variable total_size.
39 (legitimate_address_p): Remove useless local variables
40 reason_rtx and reason.
41 (ix86_split_copysign_const): Remove useless local variable op1.
42 (scale_counter): Remove useless local variable piece_size_mask.
44 2009-09-18 Jakub Jelinek <jakub@redhat.com>
46 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
49 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
52 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
54 2009-09-17 Jakub Jelinek <jakub@redhat.com>
56 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
59 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
61 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
62 DW_OP_implicit_value even without dwarf_version 4.
64 2009-09-17 Jan Hubicka <jh@suse.cz>
66 * dwarf2out.c: Include tree-pass.h and gimple.h.
67 (loc_list_plus_const): New function.
68 (loc_descriptor_from_tree_1): Rename to ...
69 (loc_descriptor_from_tree): ... remove original.
70 (loc_list_from_tree): New function.
71 (add_AT_location_description): Accept location list.
72 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
73 (concatn_mem_loc_descriptor): Remove.
74 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
76 (secname_for_decl): Move up.
77 (hidden_reference_p): New function; break out from ...
78 (loc_by_refernece): ... here; move up.
79 (dw_loc_list): New function.
80 (single_element_loc_list): New function.
81 (single_element_loc_list_p): New function.
82 (add_loc_descr_to_each): New function.
83 (add_loc_list): New function.
84 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
85 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
86 add diagnostics why expansion failed.
87 (add_location_or_const_value_attribute): Support location lists.
88 (add_bound_info): Likewise.
89 (descr_info_loc): Update call of loc_descriptor_from_tree.
90 (gen_variable_die): Work on location lists.
91 * final.c (pass_final): Add dump file.
92 * Makefile.in (dwarf2out.o): Add new dependencies.
94 2009-09-17 Janis Johnson <janis187@us.ibm.com>
97 * real.c decimal_from_integer, decimal_integer_string): New.
98 (real_from_integer): Use them as special case for decimal float.
99 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
100 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
101 Do not append zero after the decimal point in string to convert.
103 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
105 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
106 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
108 2009-09-17 Martin Jambor <mjambor@suse.cz>
110 * common.opt (fipa-sra): New switch.
111 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
112 * timevar.def (TV_IPA_SRA): New timevar.
113 * params.def (ipa-sra-ptr-growth-factor): New parameter.
114 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
115 * tree-sra.c: Include cgraph.c.
116 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
117 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
118 and grp_not_necessarilly_dereferenced.
119 (func_param_count): New variable.
120 (encountered_apply_args): New variable.
121 (bb_dereferences): New variable.
122 (final_bbs): New variable.
123 (no_accesses_representant): New variable.
124 (no_accesses_p): New function.
125 (dump_access): Dump the new fields.
126 (sra_initialize): Set encountered_apply_args to false.
127 (get_ssa_base_param): New function.
128 (mark_parm_dereference): New function.
129 (create_access): Caring for INIDRECT_REFs and different handling of
130 varialble length accesses in early IPA SRA. Store the stmt - a new
131 parameter - to the new access.
132 (build_access_from_expr_1): New parameter stmt, passed to
133 create_access. Handle INDIRECT_REFs.
134 (build_access_from_expr): Pass the current statement to
135 build_access_from_expr_1.
136 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
138 (build_accesses_from_assign): Pass the current statement to
139 build_access_from_expr_1. Do not create assign links in IPA-SRA.
140 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
141 final_bbs when necessary. Check for calls to __builtin_apply_args.
142 Fixup EH info if anythng was changed.
143 (is_unused_scalar_param): New function.
144 (ptr_parm_has_direct_uses): New function.
145 (find_param_candidates): New function.
146 (mark_maybe_modified): New function.
147 (analyze_modified_params): New function.
148 (propagate_dereference_distances): New function.
149 (dump_dereferences_table): New function.
150 (analyze_caller_dereference_legality): New function.
151 (unmodified_by_ref_scalar_representative): New function.
152 (splice_param_accesses): New function.
153 (decide_one_param_reduction): New function.
154 (enum ipa_splicing_result): New type.
155 (splice_all_param_accesses): New function.
156 (get_param_index): New function.
157 (turn_representatives_into_adjustments): New function.
158 (analyze_all_param_acesses): New function.
159 (get_replaced_param_substitute): New function.
160 (get_adjustment_for_base): New function.
161 (replace_removed_params_ssa_names): New function.
162 (sra_ipa_reset_debug_stmts): New function.
163 (sra_ipa_modify_expr): New function.
164 (sra_ipa_modify_assign): New function.
165 (convert_callers): New function.
166 (modify_function): New function.
167 (ipa_sra_preliminary_function_checks): New function.
168 (ipa_early_sra): New function.
169 (ipa_early_sra_gate): New function.
170 (pass_early_ipa_sra): New variable.
171 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
173 2009-09-17 Michael Matz <matz@suse.de>
176 * tree.c (build_type_attribute_qual_variant): Export.
177 * tree.h (build_type_attribute_qual_variant): Declare.
178 * tree-inline.c (remap_type_1): Use it to build variants with
179 the original qualifiers and attributes.
181 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
183 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
184 without a fallthrough edge.
186 2009-09-16 DJ Delorie <dj@redhat.com>
188 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
189 chip and ignore the "fast_interrupt" attribute if so.
191 2009-09-16 Richard Henderson <rth@redhat.com>
194 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
197 2009-09-16 Richard Henderson <rth@redhat.com>
200 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
201 is set only if DECL_NO_STATIC_CHAIN is unset.
202 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
203 (FOR_EACH_NEST_INFO): New.
204 (walk_all_functions): Use it.
205 (finalize_nesting_tree): Likewise.
206 (unnest_nesting_tree): Likewise.
207 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
208 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
209 (convert_gimple_call): Early out if gimple_call_chain already set.
210 (convert_all_function_calls): Iterate until no new functions
211 require a static chain.
212 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
213 when building a trampoline. Use dump_function_to_file instead
215 (lower_nested_functions): Open dump_file. Validate that decls
216 that have DECL_NO_STATIC_CHAIN from the front end don't have that
217 bit reset by this pass.
219 2009-09-16 Michael Matz <matz@suse.de>
222 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
223 shorten decl_common_unused.
224 (DECL_RESTRICTED_P): New accessor.
225 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
226 to disambiguate marked decls and restrict pointers.
228 2009-09-16 Richard Henderson <rth@redhat.com>
231 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
233 2009-09-16 Jakub Jelinek <jakub@redhat.com>
235 * integrate.c (set_block_abstract_flags): Call
236 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
238 2009-09-16 Richard Guenther <rguenther@suse.de>
241 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
244 2009-09-16 DJ Delorie <dj@redhat.com>
245 Kaz Kojima <kkojima@gcc.gnu.org>
247 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
248 (sh_expand_prologue): Update calls to output_stack_adjust.
249 (sh_expand_epilogue): Likewise.
251 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
254 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
255 trying to limit the extent of searches in the insn stream.
257 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
258 Jakub Jelinek <jakub@redhat.com>
262 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
264 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
265 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
266 (rs6000_savres_strategy): Always save FP registers inline if the
267 target doesn't support hardware double-precision. Set the above
268 bits in return value when needed.
269 (rs6000_savres_routine_sym): Fix computation for cache selector.
270 Mark the generated symbol as a function. Rename exitp argument to
271 lr. Move code for determining the name of the symbol...
272 (rs6000_savres_routine_name): ...here. New function. Add cases for
273 getting the names right on AIX and 64-bit Linux.
274 (savres_routine_name): New variable.
275 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
276 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
277 on what the target routine uses as a base register. If savep && lr
278 describe saving of r0 into memory slot.
279 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
280 line calls for AIX ABI.
281 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
282 determine FP save/restore functions.
283 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
284 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
286 (rs6000_emit_epilogue): Adjust computation of restore_lr.
287 Duplicate restoration of LR and execute the appropriate one
288 depending on whether GPRs are being restored inline. Set r11 from
289 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
290 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
291 Fix out of line calls for AIX ABI.
292 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
294 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
296 (*restore_gpregs_spe): Likewise.
297 (*return_and_restore_gpregs_spe): Likewise.
298 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
299 Define to empty string unconditionally.
300 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
301 Define to empty string unconditionally.
302 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
305 2009-09-15 Jan Hubicka <jh@suse.cz>
307 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
308 * params.def (inline-insns-auto): Likewise.
310 2009-09-15 Martin Jambor <mjambor@suse.cz>
312 * ipa-inline.c (estimate_function_body_sizes): Dump info about
313 individual statements only at TDF_DETAILS dump level. Format
314 source for 80 characters per line.
316 2009-09-15 Christian Bruel <christian.bruel@st.com>
318 * regrename.c (do_replace): Update REG_DEAD notes.
320 2009-09-15 Revital Eres <eres@il.ibm.com>
322 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
323 * targhooks.c (default_builtin_support_vector_misalignment):
324 New builtin function.
325 * targhooks.h (default_builtin_support_vector_misalignment):
327 * target.h (builtin_support_vector_misalignment):
328 New field in struct gcc_target.
329 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
330 new builtin function.
331 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
333 * config/rs6000/rs6000.c
334 (rs6000_builtin_support_vector_misalignment): New function.
335 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
337 2009-09-15 Jie Zhang <jie.zhang@analog.com>
339 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
341 (bfin_optimize_loop): Likewise.
342 (bfin_gen_bundles): Likewise.
343 (workaround_speculation): Likewise.
344 (find_load): Return NULL_RTX for debug_insn.
346 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
348 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
351 2009-09-14 DJ Delorie <dj@redhat.com>
353 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
354 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
357 2009-09-14 Richard Henderson <rth@redhat.com>
358 Jakub Jelinek <jakub@redhat.com>
360 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
361 * cfgbuild.c (make_edges): Handle asm goto.
362 * cfglayout.c (fixup_reorder_chain): Likewise.
363 * cfgrtl.c (patch_jump_insn): Likewise.
364 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
365 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
366 (gimple_build_asm_vec): Add and use labels parameter.
367 (gimple_build_asm): Remove.
368 (walk_gimple_asm): Walk labels too.
369 * gimple.def (GIMPLE_ASM): Update docs.
370 * gimple.h: Update decls.
371 (struct gimple_statement_asm): Change nc to use unsigned char;
373 (gimple_asm_nlabels): New.
374 (gimple_asm_label_op, gimple_asm_set_label_op): New.
375 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
376 into gimple_build_asm_vec.
377 * jump.c (mark_jump_label_asm): New.
378 (mark_jump_label): Use it.
379 (redirect_jump_1): Handle asm goto.
380 (invert_jump_1): Soft fail if X is null.
381 * recog.c (extract_asm_operands): New.
382 (asm_noperands): Use it; handle asm labels.
383 (decode_asm_operands): Use extract_asm_operands.
384 (asm_operand_ok): Properly handle empty string.
385 * reg-stack.c (get_asm_operands_in_out): Rename from
386 get_asm_operand_n_inputs; use extract_asm_operands; return both
387 inputs and outputs by reference; update all callers.
388 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
389 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
390 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
391 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
392 (extract_asm_operands): Declare.
393 * stmt.c (expand_asm_operands): Add and use labels parameter.
394 (check_unique_operand_names): Likewise.
395 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
396 (expand_asm_stmt): Handle asm labels.
397 * tree-cfg.c (make_gimple_asm_edges): New.
398 (make_edges): Use it.
399 (cleanup_dead_labels): Handle asm labels.
400 (is_ctrl_altering_stmt): Likewise.
401 (gimple_redirect_edge_and_branch): Likewise.
402 * tree.def (ASM_EXPR): Add 5th operand.
403 * tree.h (ASM_LABELS): New.
404 (resolve_asm_operand_names): Update decl.
406 * c-parser.c (c_parser_asm_statement): Parse asm goto.
407 (c_parser_asm_goto_operands): New.
408 * c-tree.h (build_asm_expr): Update decl.
409 * c-typeck.c (build_asm_expr): Add and use labels parameter.
410 * doc/extend.texi: Document asm goto.
412 2009-09-14 Richard Henderson <rth@redhat.com>
414 * except.h: Update declarations.
415 (struct pointer_map_t): Forward declare.
416 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
417 (struct eh_landing_pad_d, eh_landing_pad): New.
418 (struct eh_catch_d, eh_catch): New.
419 (struct eh_region_d): Remove next_region_sharing_label, aka,
420 label, tree_label, landing_pad, post_landing_pad, resume,
421 may_contain_throw. Rename region_number to index. Remove
422 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
423 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
424 (VEC(eh_landing_pad,gc)): New.
425 (struct eh_status): Remove last_region_number. Add lp_array,
426 throw_stmt_table, ttype_data, ehspec_data.
427 (ehr_next, FOR_ALL_EH_REGION_AT): New.
428 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
429 * except.c (lang_protect_cleanup_actions): Return tree.
430 (struct ehl_map_entry): Remove.
431 (init_eh_for_function): Push zero entries for region and lp_array.
432 (gen_eh_region): Add to region_array immediately.
433 (gen_eh_region_catch): Operate on eh_catch objects.
434 (gen_eh_landing_pad): New.
435 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
436 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
437 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
438 (get_eh_landing_pad_from_number_fn): New.
439 (get_eh_landing_pad_from_number): New.
440 (get_eh_region_from_lp_number_fn): New.
441 (get_eh_region_from_lp_number): New.
442 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
443 (get_exception_pointer, get_exception_filter): Remove.
444 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
445 (current_function_has_exception_handlers): Simplify.
446 (bring_to_root, eh_region_replaceable_by_p): Remove.
447 (replace_region, hash_type_list, hash_eh_region): Remove.
448 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
449 (label_to_region_map, num_eh_regions): Remove.
450 (get_next_region_sharing_label, must_not_throw_labels): Remove.
451 (find_exception_handler_labels): Remove.
452 (duplicate_eh_regions_0, find_prev_try): Remove.
453 (struct duplicate_eh_regions_data): New.
454 (duplicate_eh_regions_1): Rewrite.
455 (duplicate_eh_regions): Return a pointer map instead of an
457 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
458 (redirect_eh_edge_to_label): Remove.
459 (eh_region_outermost): Rewrite using eh_region pointers
461 (add_ttypes_entry): Update for ttype_data move to eh_status.
462 (add_ehspec_entry): Rewrite with VEC instead of varray.
463 (assign_filter_values): Likewise. Export.
464 (build_post_landing_pads, connect_post_landing_pads): Remove.
465 (dw2_build_landing_pads): Rewrite to use lp_array.
466 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
467 (sjlj_assign_call_site_values): Rewrite to use lp_array.
468 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
469 (sjlj_mark_call_sites): Update for landing pad numbers.
470 (finish_eh_generation): Rewrite.
471 (gate_handle_eh): Do nothing for no eh tree.
472 (pass_rtl_eh): Move up near finish_eh_generation.
473 (remove_eh_landing_pad): New.
474 (remove_eh_handler): Export.
475 (remove_eh_region, remove_eh_handler_and_replace): Remove.
476 (for_each_eh_label): Rewrite to use lp_array.
477 (make_reg_eh_region_note): New.
478 (make_reg_eh_region_note_nothrow_nononlocal): New.
479 (insn_could_throw_p): New.
480 (copy_reg_eh_region_note_forward): New.
481 (copy_reg_eh_region_note_backward): New.
482 (check_handled, add_reachable_handler): Remove.
483 (reachable_next_level, foreach_reachable_handler): Remove.
484 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
485 (get_eh_region_and_lp_from_rtx): New.
486 (get_eh_region_from_rtx): New.
487 (can_throw_internal_1, can_throw_external_1): Remove.
488 (can_throw_internal): Use get_eh_region_from_rtx.
489 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
490 (insn_nothrow_p, can_nonlocal_goto): New.
491 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
492 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
493 (add_action_record): Use VEC not varray.
494 (collect_one_action_chain): Update for eh_region changes.
495 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
496 Use get_eh_region_and_lp_from_rtx.
497 (gate_convert_to_eh_region_ranges): New.
498 (pass_convert_to_eh_region_ranges): Use it.
499 (push_uleb128, push_sleb128): Use VEC not varray.
500 (output_one_function_exception_table): Likewise.
501 (dump_eh_tree): Update for eh_region changes.
502 (verify_eh_tree): Likewise.
503 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
504 * tree-eh.c: Include target.h.
505 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
506 Don't disallow GIMPLE_RESX; adjust argument check.
507 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
508 (record_stmt_eh_region): Update for landing pad numbers;
509 generate a landing pad if necessary.
510 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
511 (remove_stmt_from_eh_lp_fn): Similarly.
512 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
513 Update for lp numbers; don't special case missing throw_stmt_table.
514 (lookup_expr_eh_lp): Similarly.
515 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
516 (eh_seq, eh_region_may_contain_throw): New.
517 (struct leh_state): Add ehp_region.
518 (struct leh_tf_state): Remove eh_label.
519 (emit_post_landing_pad): New.
520 (emit_resx, emit_eh_dispatch): New.
521 (note_eh_region_may_contain_throw): New.
522 (frob_into_branch_around): Take eh_region not eh label;
523 emit eh code into eh_seq.
524 (honor_protect_cleanup_actions): Early exit for no actions. Don't
525 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
526 lower_eh_must_not_throw. Emit code to eh_seq.
527 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
528 (lower_try_finally_onedest): Likewise.
529 (lower_try_finally_copy): Likewise.
530 (lower_try_finally_switch): Likewise.
531 (lower_try_finally): Initialize ehp_region.
532 (lower_catch): Update for eh_catch objects.
533 (lower_eh_filter): Don't handle must_not_throw.
534 (lower_eh_must_not_throw): New.
535 (lower_cleanup): Don't set eh_label.
536 (lower_eh_constructs_2): Resolve eh builtins.
537 Handle GIMPLE_EH_MUST_NOT_THROW.
538 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
539 Add eh_seq to the end of the function body.
540 (make_eh_dispatch_edges): New.
541 (make_eh_edge): Remove.
542 (make_eh_edges): Simplify for landing pads.
543 (redirect_eh_edge_1): New.
544 (redirect_eh_edge): Use it.
545 (redirect_eh_dispatch_edge): New.
546 (stmt_could_throw_p): Use a switch. Allow RESX.
547 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
548 (stmt_can_throw_internal): Likewise.
549 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
550 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
551 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
552 (gate_refactor_eh): New.
553 (pass_refactor_eh): Use it.
554 (lower_resx, execute_lower_resx, pass_lower_resx): New.
555 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
556 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
557 (remove_unreachable_handlers): Rename from
558 tree_remove_unreachable_handlers; rewrite for landing pads;
559 call remove_eh_handler directly.
560 (remove_unreachable_handlers_no_lp): New.
561 (unsplit_eh, unsplit_all_eh): New.
562 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
563 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
564 (cleanup_empty_eh_unsplit): New.
565 (cleanup_empty_eh): Rewrite.
566 (cleanup_all_empty_eh): New.
567 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
568 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
569 (gate_cleanup_eh): New.
570 (pass_cleanup_eh): Use it.
571 (verify_eh_edges): Move later in file. Expect one EH edge.
572 (verify_eh_dispatch_edge): New.
574 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
575 (gtype-desc.o): Add TARGET_H.
576 (tree.o): Use EXCEPT_H, not except.h.
577 (cfgbuild.o): Add EXPR_H.
578 (GTFILES): Add vecprim.h.
579 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
580 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
581 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
582 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
583 * calls.c (emit_call_1): Use make_reg_eh_region_note.
584 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
585 calls to can_throw_internal.
586 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
587 (make_edges): Don't handle RESX; use can_nonlocal_goto.
588 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
589 (expand_gimple_stmt): Use make_reg_eh_region_note.
590 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
591 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
592 or find_exception_handler_labels.
593 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
594 there is exacly one EH edge. Use can_nonlocal_goto and
596 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
597 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
598 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
599 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
600 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
601 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
602 * dse.c (scan_insn): Use insn_could_throw_p.
603 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
604 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
605 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
606 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
607 EXC_PTR_EXPR or FILTER_EXPR.
608 (tree_expr_nonzero_warnv_p): Likewise.
609 * function.h: Include vecprim.h, not varray.h
610 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
611 move ttype_data and ehspec_data members to struct eh_status; change
612 action_record_data member to a VEC.
613 * gcse.c (hash_scan_set): Use can_throw_internal.
614 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
615 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
616 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
617 (block_may_fallthru): Don't handle RESX_EXPR.
618 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
619 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
620 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
621 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
622 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
623 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
624 (gimple_size): Likewise.
625 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
626 (gimple_build_resx): Use gimple_build_with_ops.
627 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
628 (is_gimple_val): Likewise.
629 (is_gimple_stmt): Remove RESX_EXPR.
630 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
631 (GIMPLE_RESX): Reorder with other EH constructs.
632 * gimple.h (struct gimple_statement_eh_mnt): New.
633 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
634 (gimple_eh_filter_must_not_throw): Remove.
635 (gimple_eh_filter_set_must_not_throw): Remove.
636 (gimple_eh_must_not_throw_fndecl): New.
637 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
638 (is_gimple_resx): New.
639 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
640 Don't copy EH_FILTER_MUST_NOT_THROW.
641 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
642 * ipa-inline.c (estimate_function_body_sizes): Don't try to
643 handle must_not_throw_labels specially.
644 * ipa-pure-const.c (check_call): Update debug statement for LP.
645 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
646 * ipa-utils.c (get_base_var): Likewise.
647 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
648 * lower-subreg.c (move_eh_region_note): Remove.
649 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
650 * omp-low.c (new_omp_context): Update for eh_lp_nr.
651 (create_task_copyfn): Likewise.
652 (maybe_catch_exception): Use gimple_build_eh_filter.
653 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
654 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
655 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
657 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
658 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
659 can_throw_internal, can_nonlocal_goto.
660 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
661 copy_reg_eh_region_note_forward.
662 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
663 (emit_output_reload_insns): Likewise.
664 (copy_eh_notes): Remove.
665 * rtl.def (RESX): Remove.
666 * rtl.h: Update declarations.
667 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
668 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
669 (update_eh_label): Remove.
670 (cleanup_dead_labels_eh): New.
671 (cleanup_deal_labels): Use it instead of update_eh_label.
672 (gimple_merge_blocks): Update landing pad data structure when
673 removing a landing pad label.
674 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
675 test; handle GIMPLE_EH_MUST_NOT_THROW.
676 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
677 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
678 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
679 (verify_stmt): Likewise. Verify landing pads.
680 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
681 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
682 (struct move_stmt_d): Add eh_map.
683 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
684 (move_stmt_r): Remap eh region numbers in builtin calls,
685 resx and eh_dispatch.
686 (move_block_to_fn): Remove eh_offset parameter. Use
687 maybe_duplicate_eh_stmt_fn.
688 (find_outermost_region_in_block): Operate on eh_region pointers
689 instead of region numbers.
690 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
691 duplicate_eh_regions.
692 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
693 test earlier. Disallow EH landing pads.
694 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
695 * tree-flow.h: Update declarations.
696 (struct tree_ann_common_d): Replace rn with lp_nr.
697 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
698 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
699 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
700 resx and eh_dispatch.
701 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
702 (copy_edges_for_bb): Use make_eh_dispatch_edges.
703 (copy_cfg_body): Expect eh_map instead of eh_region_offset
704 from duplicate_eh_regions.
705 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
706 update RESX; handle EH_DISPATCH.
707 (expand_call_inline): Set eh_lp_nr, not eh_region.
708 (maybe_inline_call_in_expr): Likewise.
709 * tree-inline.h (struct copy_body_data): Replace eh_region with
710 eh_lp_nr, eh_region_offset with eh_map.
711 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
712 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
713 * tree-pretty-print.c (dump_generic_node): Don't handle
714 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
715 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
716 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
717 EXC_PTR_EXPR, FILTER_EXPR.
718 * tree-ssa-operands.c (get_expr_operands): Likewise.
719 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
720 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
721 (ao_ref_init_from_vn_reference): Likewise.
722 * tree-ssa-sink.c (statement_sink_location): Likewise.
723 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
724 (mark_virtual_phi_result_for_renaming): Export. Tidy.
725 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
726 EXC_PTR_EXPR, FILTER_EXPR.
727 (is_exception_related): Remove.
728 (compute_avail): Don't call it.
729 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
730 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
731 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
732 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
734 (build_resx): Remove.
735 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
736 * tree.h: Update declarations.
737 (EH_FILTER_MUST_NOT_THROW): Remove.
738 (struct tree_label_decl): Add eh_landing_pad_nr.
739 (EH_LANDING_PAD_NR): New.
740 * value-prof.c (gimple_ic): Tidy variable names. Update for
742 (gimple_stringop_fixed_value): Tidy variable names. Assert
743 that neither call stmt can throw.
744 * vecprim.h (uchar): New.
745 (VEC(uchar,heap), VEC(uchar,gc)): New.
747 * c-common.c (c_define_builtins): Update call to
748 build_common_builtin_nodes.
749 * c-parser.c (c_parse_file): Don't call
750 default_init_unwind_resume_libfunc.
752 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
754 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
755 (mips_cprestore_address_p): Likewise.
756 (mips_save_gp_to_cprestore_slot): Likewise.
757 (mips_restore_gp): Rename to...
758 (mips_restore_gp_from_cprestore_slot): ...this.
759 (mips_must_initialize_gp_p): Declare.
760 (mips_emit_save_slot_move): Likewise.
761 (mips_output_load_label): Return nothing.
762 (mips_eh_uses): Declare.
763 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
764 (TARGET_CPRESTORE_DIRECTIVE): New macro.
765 (TARGET_ABSOLUTE_JUMPS): Likewise.
767 (FIRST_PSEUDO_REGISTER): Update comment.
768 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
769 (MIPS_CALL): ...here.
770 (REGISTER_NAMES): Add $cprestore.
771 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
772 Add load_label_length, has_inflexible_gp_insn_p,
773 has_flexible_gp_insn_p, must_initialize_gp_p and
774 must_restore_gp_when_clobbered_p.
775 (mips_expand_call): Don't generate split instructions here.
776 (mips_split_call): Update the call to mips_restore_gp after
777 the above name change.
778 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
779 (mips_find_gp_ref): New function.
780 (mips_insn_has_inflexible_gp_ref_p): Likewise.
781 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
782 (mips_insn_has_flexible_gp_ref_p): Likewise.
783 (mips_cfun_has_flexible_gp_ref_p): Likewise.
784 (mips_function_has_gp_insn): Delete.
785 (mips_global_pointer): Drop the df_regs_ever_live_p check.
786 Use the new functions above. Only return INVALID_REGNUM
787 for TARGET_ABSOLUTE_JUMPS.
788 (mips_must_initialize_gp_p): New function.
789 (mips_get_cprestore_base_and_offset): New function, extracted from...
790 (mips_cprestore_slot): ...here. Take a bool parameter.
791 (mips_cfun_has_cprestore_slot_p): New function.
792 (mips_cprestore_address_p): Likewise.
793 (mips_save_gp_to_cprestore_slot): Likewise.
794 (mips_restore_gp): Rename to...
795 (mips_restore_gp_from_cprestore_slot): ...this. Assert
796 epilogue_completed. Update the call to mips_cprestore_slot.
797 Test cfun->machine->must_restore_gp_when_clobbered_p.
798 (mips_direct_save_slot_move_p): New function.
799 (mips_emit_save_slot_move): Likewise.
800 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
801 of cfun->machine->global_pointer.
802 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
803 (mips_save_reg): Use mips_emit_save_slot_move.
804 (mips_expand_prologue): Set must_initialize_gp_p.
805 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
806 for all cprestore saves. Emit a use_cprestore instruction after
807 setting up the cprestore slot.
808 (mips_restore_reg): Use mips_emit_save_slot_move.
809 (mips_process_load_label): New function.
810 (mips_load_label_length): Likewise.
811 (mips_output_load_label): Don't return asm: output it here instead.
812 Use mips_process_load_label.
813 (mips_adjust_insn_length): Adjust the length of branch instructions
814 that have length MAX_PIC_BRANCH_LENGTH.
815 (mips_output_conditional_branch): Update the call to
816 mips_output_load_label. Assume the branch target is OPERANDS[0]
817 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
818 (mips_output_order_conditional_branch): Swap the meaning of
819 OPERANDS[0] and OPERANDS[1].
820 (mips_variable_issue): Don't count ghost instructions.
821 (mips_expand_ghost_gp_insns): New function.
822 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
823 (mips_output_mi_thunk): Set must_initialize_gp_p.
824 (mips_eh_uses): New function.
825 * config/mips/predicates.md (cprestore_save_slot_operand)
826 (cprestore_load_slot_operand): New predicates.
827 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
828 (UNSPEC_MOVE_GP): Likewise.
829 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
830 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
831 (CPRESTORE_SLOT_REGNUM): New register.
832 (MAX_PIC_BRANCH_LENGTH): New constant.
833 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
834 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
835 branches. Fix commentary.
836 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
837 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
838 Change type to "ghost".
839 (loadgp_absolute_<mode>): Likewise.
840 (loadgp_rtp_<mode>): Likewise.
841 (copygp_mips16): Likewise.
842 (loadgp_blockage): Remove redundant mode attribute.
843 (potential_cprestore): New instruction.
844 (cprestore): Turn into an unspec set.
845 (use_cprestore): New instruction.
846 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
847 (*branch_fp_inverted): Likewise.
848 (*branch_order<mode>): Likewise.
849 (*branch_order<mode>_inverted): Likewise.
850 (*branch_equality<mode>): Likewise.
851 (*branch_equality<mode>_inverted): Likewise.
852 (*branch_bit<bbv><mode>): Likewise.
853 (*branch_bit<bbv><mode>_inverted): Likewise.
854 (*branch_equality<mode>_mips16): Remove redundant mode.
855 (jump): Turn into a define_expand.
856 (*jump_absolute): New instruction.
857 (*jump_pic): Likewise.
858 (*jump_mips16): Rename previously-unnamed pattern. Remove
859 redundant mode attribute.
860 (restore_gp): Split on epilogue_completed rather than
861 reload_completed. Change type to "ghost".
862 (move_gp<mode>): New instruction.
863 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
864 Remove redundant mode attribute.
865 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
866 (bc1any4f, bc1any2t, bc1any2f): Likewise.
867 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
869 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
872 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
873 are returned in the same register (vs34 or v2) that Altivec vector
874 types are returned in.
875 (rs6000_libcall_value): Ditto.
878 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
879 instead of explicit addsi3/adddi3 calls.
880 (rs6000_split_multireg_move): Ditto.
881 (rs6000_emit_allocate_stack): Ditto.
882 (rs6000_emit_prologue): Ditto.
883 (rs6000_output_mi_thunk): Ditto.
885 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
886 size is 64 bits if we can use 64-bit registers.
888 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
890 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
893 From Jie Zhang <jie.zhang@analog.com>:
894 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
895 save FP and RETS with saveall attribute.
896 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
897 with saveall attribute.
899 * config/bfin/bfin.c (bfin_expand_builtin,
900 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
903 From Jie Zhang <jie.zhang@analog.com>:
904 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
905 before use in two places.
906 * config/bfin/bfin.md (AREG): Define mode iterator.
907 (reload_in, reload_out): Use mode iterator AREG.
909 2009-09-14 Richard Guenther <rguenther@suse.de>
912 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
915 2009-09-13 Richard Guenther <rguenther@suse.de>
916 Rafael Avila de Espindola <espindola@google.com>
918 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
919 (LANG_HOOKS_EH_PERSONALITY): Likewise.
920 (LANG_HOOKS_INITIALIZER): Adjust.
921 (lhd_pass_through_t): Declare.
922 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
924 * langhooks.c (lhd_pass_through_t): New function.
925 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
926 dwarf2out_begin_prologue): Use personality from current_function_decl.
927 * expr.h (get_personality_function): Declare.
928 * expr.c (get_personality_function): New function.
929 (build_personality_function): Likewise.
930 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
931 (eh_personality_libfunc): Remove.
932 * optabs.c (build_libfunc_function): New function split out from ...
933 (init_one_libfunc): ... here.
934 * tree.h (DECL_FUNCTION_PERSONALITY): New.
935 (tree_function_decl): Add personality.
936 (lhd_gcc_personality): Declare.
937 (build_personality_function): Likewise.
938 * tree.c (gcc_eh_personality_decl): New.
939 (lhd_gcc_personality): New function.
940 * except.h (lang_eh_runtime_type): Remove.
941 (enum eh_personality_kind): New.
942 (build_personality_function): Declare.
943 (function_needs_eh_personality): Declare.
944 * except.c (lang_eh_runtime_type): Remove.
945 (function_needs_eh_personality): New function.
946 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
947 (sjlj_emit_function_enter, output_function_exception_table):
948 Use personality from current_function_decl.
949 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
950 * tree-inline.c (tree_can_inline_p): Do not inline across different
952 (expand_call_inline): Likewise. Adjust the callers EH personality.
953 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
954 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
955 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
956 (c-parser.o): Likewise
957 * c-tree.h (c_eh_initialized_p): Remove.
958 (c_maybe_initialize_eh): Likewise.
959 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
960 (finish_decl): Don't call c_maybe_initialize_eh.
961 (c_eh_initialized_p): Remove.
962 (c_maybe_initialize_eh): Likewise.
963 * c-parser.c (c_parser_omp_construct): Likewise.
964 (c_parse_file): Initialize exception handling.
966 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
968 * config.gcc (tm_file): Remove i386/biarch32.h
969 for i?86-w64-mingw* case.
970 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
972 * config.host: Set for x64 mingw the option
973 use_long_long_for_widest_fast_int to yes.
975 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
977 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
978 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
979 (dbxout_begin_function): Likewise.
980 * final.c (dwarf2_debug_info_emitted_p): New predicate.
981 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
983 (final_end_function): Likewise.
984 (final_scan_insn): Likewise.
985 (rest_of_handle_final): Likewise.
986 * varasm.c (assemble_start_function): Likewise.
987 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
989 2009-09-12 Jason Merrill <jason@redhat.com>
991 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
992 * opts.c (common_handle_option): constify.
994 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
996 * doc/install.texi (avr): Remove obsolete reference site.
998 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1000 * doc/install.texi (Binaries): Adjust AIX link.
1002 2009-09-12 Akim Demaille <demaille@gostai.com>
1004 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1005 Use an imperative sentence.
1007 2009-09-11 Richard Henderson <rth@redhat.com>
1009 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1010 structure-name and has-tree-operands arguments; update all entries.
1011 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1013 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1014 (gsstruct_code_size): New.
1015 (gss_for_code_): New.
1016 (gss_for_code): Remove.
1017 (gimple_size): Rewrite using gsstruct_code_size.
1018 (gimple_statement_structure): Move to gimple.h.
1019 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1020 (gss_for_code, gimple_statement_structure): New.
1021 (gimple_ops): Use new arrays; tidy.
1023 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1025 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1026 operand to be a PLUS expression.
1027 * config/pa/pa.c (pa_secondary_reload): Likewise.
1029 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1031 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1033 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1036 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1038 From Jie Zhang <jie.zhang@analog.com>:
1039 * doc/extend.texi (node Function Attributes): Document l2
1041 (node Blackfin Variable Attributes): Document l2 variable attributes.
1043 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1045 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1046 to match the system compiler's configuration at inflection point.
1047 Add comment to remark a remaining difference with system compiler.
1049 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1050 * configure: Regenerate.
1052 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1054 From Jie Zhang <jie.zhang@analog.com>:
1055 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1056 (bfin_handle_l2_attribute): New.
1057 (bfin_attribute_table): Add l2 attribute.
1059 2009-09-11 Michael Matz <matz@suse.de>
1062 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1063 on the local_decls list.
1065 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1069 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1071 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1072 for VALUEs, to implement the documented interface.
1073 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1074 Adjust for VALUEs and anything else, to implement the
1075 documented interface.
1077 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1079 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1080 with actual SPE/paired vector modes before using 64-bit alignment.
1081 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1083 2009-09-10 DJ Delorie <dj@redhat.com>
1085 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1088 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1089 * config/mep/mep.c (mep_legitimate_constant_p): New.
1090 * config/mep/mep-protos.h: Prototype it.
1092 2009-09-10 Richard Henderson <rth@redhat.com>
1094 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1096 2009-09-10 Jason Merrill <jason@redhat.com>
1098 * tree.c (chain_index): New fn.
1099 * tree.h: Declare it.
1101 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1103 * config/sol2-c.c (cmn_err_length_specs): Initialize
1104 scalar_identity_flag.
1106 2009-09-10 Richard Henderson <rth@redhat.com>
1108 * tree.h (struct tree_decl_common): Move align member earlier;
1109 move label_decl_uid member ...
1110 (struct tree_label_decl): ... here.
1111 (LABEL_DECL_UID): Update to match.
1113 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1116 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1117 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1119 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1120 dest_prev if the edge is complex.
1122 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1124 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1125 loop latch tests earlier.
1127 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1128 before GIMPLE_RETURN, not after its predecessor; insert
1131 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1132 gimple_seq_empty_p to test for no PHI nodes.
1133 * tree-cfg.c (split_critical_edges): Likewise.
1135 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1137 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1139 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1140 introduced by the VTA branch merge.
1142 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1144 * ira-conflicts.c: Use fputs or putc instead of fprintf
1148 * tree-switch-conversion.c: Ditto.
1150 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1152 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1153 introduced by the VTA branch merge.
1155 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1158 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1160 PR rtl-optimization/39779
1161 * expr.c (convert_modes): Return when mode == oldmode after
1162 CONST_INTs are processed.
1164 2009-09-10 Nick Clifton <nickc@redhat.com>
1166 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1167 attribute and referring decl when creating renamed symbol.
1169 2009-09-10 Richard Guenther <rguenther@suse.de>
1172 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1174 (cgraph_finalize_compilation_unit): Compute reachability
1175 before emitting thunks. Properly process aliases before
1176 possibly removing unreachable nodes.
1178 2009-09-10 Richard Guenther <rguenther@suse.de>
1181 * tree.c (struct free_lang_data_d): Add worklist member.
1182 (find_decls_types_r): Push onto the worklist instead of recursing.
1183 Handle TREE_BINFOs properly.
1184 (find_decls_types): New function wrapped around find_decls_types_r
1185 to process the worklist.
1186 (find_decls_types_in_eh_region): Use it.
1187 (find_decls_types_in_node): Likewise.
1188 (find_decls_types_in_var): Likewise.
1189 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1190 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1191 (AGGREGATE_TYPE_P): Adjust.
1193 2009-09-09 Jason Merrill <jason@redhat.com>
1195 * configure.ac: Check glibc version even if we have an in-tree
1198 2009-09-09 Anthony Green <green@moxielogic.com>
1200 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1201 the constant 0 when appropriate.
1202 * config/moxie/constraints.md: Add constraint O.
1204 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1205 to pass up to 6 32-bit argument values in registers.
1206 (moxie_function_arg): Ditto.
1207 (moxie_arg_partial_bytes): Ditto.
1208 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1209 (REG_PARM_STACK_SPACE): Ditto.
1210 (FUNCTION_ARG_REGNO_P): Ditto.
1212 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1213 instruction to allocate stack space.
1215 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1217 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1218 unnecessarily stringent constraints. Fix address
1219 calculation in the splitters.
1221 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1223 PR rtl-optimization/39779
1224 * expr.c (convert_modes): Return when mode == oldmode after
1225 CONST_INTs are processed.
1227 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1230 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1231 (ix86_expand_prologue): Take frame.padding0 into logic of
1233 (ix86_expand_epilogue): Likewise.
1235 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1237 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1239 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1240 * config/t-slibgcc-libgcc: New file.
1241 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1243 2009-09-09 Martin Jambor <mjambor@suse.cz>
1245 PR tree-optimization/41089
1246 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1249 2009-09-09 Richard Henderson <rth@redhat.com>
1251 * gimple.h (CASE_GIMPLE_OMP): New.
1252 (is_gimple_omp): Use it.
1253 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1254 (verify_gimple_debug): Likewise.
1256 2009-09-09 Richard Guenther <rguenther@suse.de>
1258 PR tree-optimization/41101
1259 * tree-ssa-pre.c (maximal_set): Remove.
1260 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1261 Defer all blocks we didn't visit at least one successor.
1262 (add_to_exp_gen): Do not add to the maximal set.
1263 (make_values_for_phi): Likewise.
1264 (compute_avail): Likewise.
1265 (init_pre): Do not allocate the maximal set.
1266 (execute_pre): Do not dump it.
1268 2009-09-09 Martin Jambor <mjambor@suse.cz>
1270 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1271 an SSA_NAME rather than a is_gimple_variable.
1273 2009-09-09 Richard Guenther <rguenther@suse.de>
1276 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1277 code dealing with plain pointer bases.
1278 (maybe_fold_offset_to_reference): Likewise.
1279 (maybe_fold_stmt_addition): Adjust.
1281 2009-09-09 Richard Guenther <rguenther@suse.de>
1283 * tree.c (free_lang_data_in_type): Do not free the type variant
1285 (free_lang_data): Merge char_type_node with its properly signed
1287 (pass_ipa_free): Collect after freeing language specific data.
1289 2009-09-09 Michael Matz <matz@suse.de>
1292 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1293 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1294 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1297 2009-09-08 DJ Delorie <dj@redhat.com>
1299 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1301 2009-09-04 Jason Merrill <jason@redhat.com>
1303 * tree.c (tree_find_value): Remove.
1304 * tree.h: Remove prototype.
1305 * varasm.c (assemble_external): Use value_member instead.
1307 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1309 * toplev.c (process_options): Choose default debugging type when
1310 gtoggle enables debug info and type is unset.
1312 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1316 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1319 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1321 * configure: Rebuilt with modified libtool.m4.
1323 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1328 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1330 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1332 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1333 (remove_statement): Likewise.
1334 (rewrite_use_nonlinear_expr): Adjust.
1335 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1336 * tree-ssa.c (release_defs_bitset): ... this. New.
1337 * tree-flow.h (release_defs_bitset): Declare.
1339 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1342 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1343 in the middle block.
1345 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1347 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1348 via intptr_t to long type.
1349 (insert_operand_rank): Cast long type via intptr_t to
1351 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1353 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1354 from pointer to unsigned via uintptr_t.
1356 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1357 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1359 * configure: Regenerated.
1360 * config.in: Regenerated
1361 * system.h (stdint.h): Add include.
1362 (inttypes.h): Likewise.
1363 * Makefile.in (aclocal): Add config/stdint.m4.
1364 * aclocal.m4: Regenerated.
1366 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1368 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1370 (note_np_check_stores): New function.
1371 (harmless_null_pointer_p): New function.
1372 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1373 changed. Take into account whether we're in the shadow of a condjump
1374 that tested NP_REG for NULL.
1375 Lose all code that tested for SEQUENCEs.
1376 (workaround_speculation): Avoid inserting NOPs for loads that are
1377 either always executed or a NULL pointer.
1379 2009-09-08 Jan Hubicka <jh@suse.cz>
1381 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1382 * params.def (early-inlining-insns): Likewise.
1384 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1386 PR rtl-optimization/41239
1387 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1388 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1390 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1391 across calls, as the calls might not always return normally.
1392 (call_may_noreturn_p): New function.
1393 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1394 (init_deps): Initialize it.
1395 (remove_from_deps): Also remove calls from
1396 last_function_call_may_noreturn list.
1398 2009-09-07 Richard Henderson <rth@redhat.com>
1400 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1401 more VR->OPERANDS than LHS operands. Free LHS before returning.
1403 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1405 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1406 (attr "addrtype"): New member "spreg".
1407 Use it if mem_spfp_address_operand is true for the address.
1408 (attr "type"): New entry "stall".
1409 (cpu_unit "load"): New.
1410 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
1412 (insn_reservation "loadsp"): New.
1413 (insn_reservation "load_stall1"): New.
1414 (insn_reservation "load_stall3"): New.
1416 * config/bfin/predicates.md (const1_operand, const3_operand): New.
1417 (mem_p_address_operand): Exclude stack and frame pointer based
1419 (mem_spfp_address_operand): New; match them here.
1420 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
1421 (bfin_reorg): Call it if scheduling insns.
1422 (bfin_gen_bundles): Remove dummy insns created by
1423 add_sched_insns_for_speculation.
1425 From Jie Zhang <jie.zhang@analog.com>:
1426 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
1427 bfin_si_revision, bfin_workarounds): Move these ...
1428 * config/bfin/bfin.h: ... here.
1430 From Mike Frysinger <michael.frysinger@analog.com>
1431 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
1432 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
1433 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
1434 bf547m, bf548m, and bf549m.
1435 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
1436 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
1437 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
1438 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
1439 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1440 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
1441 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1442 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1443 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
1444 bf542m, bf544m, bf547m, bf548m, and bf549m.
1446 From Jie Zhang <jie.zhang@analog.com>:
1447 * config/bfin/predicates.md (p_register_operand): New predicate.
1448 (dp_register_operand): New predicate.
1449 * config/bfin/bfin-protos.h (WA_05000074): Define.
1450 (ENABLE_WA_05000074): Define.
1451 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
1452 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
1453 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
1454 (define_attr addrtype): Allow load/store register to be P register.
1455 (define_attr storereg): New.
1456 (define_cpu_unit anomaly_05000074): New.
1457 (define_insn_reservation dsp32shiftimm): New.
1458 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
1459 (define_insn_reservation loadp): Cannot use slot2.
1460 (define_insn_reservation loadsp): Cannot use slot2.
1461 (define_insn_reservation storep): Cannot use slot2. Does not
1462 apply when working around 05000074.
1463 (define_insn_reservation storep_anomaly_05000074): New.
1464 (define_insn_reservation storei): Does not apply when working
1466 (define_insn_reservation storei_anomaly_05000074): New.
1467 (define_attr length): Add dsp32shiftimm case.
1468 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
1469 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
1470 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
1471 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
1472 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
1474 2009-09-07 Martin Jambor <mjambor@suse.cz>
1477 * tree-sra.c (create_artificial_child_access): Return NULL if
1478 build_ref_for_offset fails.
1479 (propagate_subacesses_accross_link): Allow build_ref_for_offset
1480 and create_artificial_child_access to fail.
1482 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1485 * unwind-dw2.c (uw_init_context_1): Mark noinline.
1486 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
1487 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
1489 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1491 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
1492 block, ensure it has an exit edge. Emit a barrier after a jump.
1494 2009-09-07 Nick Clifton <nickc@redhat.com>
1496 * gcc.c (this_is_linker_script): New variable. Like
1497 this_is_library_file but for the %T constructor.
1498 (end_going_arg): If this_is_linker_script is set then locate the
1499 script and insert a --script switch before it
1500 (do_spec_2): Initialise this_is_linker_script.
1501 (do_spec_1): Likewise. Handle %T construct.
1502 (eval_spec_function): Preserve this_is_linker_script.
1503 * doc/invoke.texi: Document %T construct in spec files.
1504 * config/m32c/m32c.h (LIB_SPEC): Use it.
1506 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1508 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
1509 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
1510 when volatile flag is set.
1511 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
1513 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
1516 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
1517 (combine_stack_adjustments_for_block): Allow insns between stack
1518 adjustments and stores with corresponding pre-(dec|inc)rement or
1519 pre-modify operation.
1521 2009-09-06 Jakub Jelinek <jakub@redhat.com>
1524 * combine-stack-adj.c (struct csa_memlist): Rename to...
1525 (struct csa_reflist): ... this. Rename mem field to ref.
1526 (free_csa_memlist): Rename to...
1527 (free_csa_reflist): ... this.
1528 (record_one_stack_memref): Rename to...
1529 (record_one_stack_ref): ... this. Handle also REG_P.
1530 (try_apply_stack_adjustment): Handle also REG_P.
1531 (struct record_stack_memrefs_data): Rename to...
1532 (struct record_stack_refs_data): ... this. Rename memlist field to
1534 (record_stack_memrefs): Rename to...
1535 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
1536 subexpressions instead of failing when a MEM contains SP references.
1537 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
1538 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
1540 2009-09-06 Richard Guenther <rguenther@suse.de>
1543 * tree.c (build_array_type): Do not record types marked
1544 with structural equality in the canonical type hashtable.
1546 2009-09-06 Richard Guenther <rguenther@suse.de>
1549 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
1551 2009-09-05 Richard Guenther <rguenther@suse.de>
1554 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
1556 2009-09-05 Richard Guenther <rguenther@suse.de>
1559 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
1561 2009-09-05 Richard Guenther <rguenther@suse.de>
1564 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
1565 before comparing function argument types.
1567 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1570 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
1573 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1576 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
1578 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
1579 locators before emit_insn is called.
1581 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
1584 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
1585 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
1586 (reginfo_init): Don't call allocate_reg_info.
1588 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1591 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
1592 NONDEBUG_INSN_P instead of INSN_P.
1594 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1597 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
1599 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1602 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
1603 pattern of the split.
1605 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1607 * toplev.c (process_options): Move setter of flag_var_tracking
1608 before other tests that depend on it. Move down setter of
1609 flag_rename_registers. Don't enable var-tracking-assignments
1610 by default if selective scheduling is enabled. Warn if both
1613 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1615 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
1616 comment. Use switch statement to catch overlaps between rtx
1617 and tree codes. Accept FUNCTION_DECLs in addition to those in...
1618 (IS_DECL_CODE): ... here. Remove.
1619 (check_value_is_not_decl): Remove.
1620 (dv_from_decl, dv_from_value): Check after conversion.
1622 2009-09-04 Richard Guenther <rguenther@suse.de>
1625 * (cgraph_finalize_compilation_unit): Move finalizing aliases
1626 after emitting tunks. Move emitting thunks and ctors from ...
1627 (cgraph_optimize): ... here. Remove redundant
1628 cgraph_analyze_functions.
1629 * varasm.c (find_decl_and_mark_needed): Remove no longer
1631 (finish_aliases_1): Adjust check for thunk aliases.
1633 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
1635 * config/arm/arm.md (ctzsi2): Added braces
1636 to avoid warning that broke booststrap.
1638 2009-09-04 Martin Jambor <mjambor@suse.cz>
1640 PR tree-optimization/41112
1641 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
1642 handle variable-bounded arrays.
1643 (expr_with_var_bounded_array_refs_p): New function.
1644 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
1646 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
1648 * config/s390/2097.md: Removed two incorrect bypasses.
1649 (z10_fsimpdf): Fixed latency.
1650 (z10_fhex): New insn_reservation.
1651 (z10_floaddf): Fixed latency.
1652 (z10_floadsf): Fixed latency.
1653 (z10_ftrunctf): Fixed latency.
1654 (z10_ftruncdf): Fixed latency.
1655 * config/s390/s390.c (z10_cost): Fixed values.
1656 (s390_adjust_priority): Added z10 path.
1657 * config/s390/s390.md (type): Added fhex.
1658 (*mov<mode>_64dfp): Updated type attribute.
1659 (*mov<mode>_64): Updated type attribute.
1660 (*mov<mode>_31): Updated type attribute.
1661 (*mov<mode>"): Likewise.
1662 * config/s390/2084.md (x_fsimpdf): Updated condition.
1664 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
1666 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
1667 RTXs in the predicate for operand 1.
1669 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
1671 * config/arm/arm.md (UNSPEC_RBIT): New constant.
1672 (rbitsi2): New insn.
1673 (ctzsi2): New expand.
1674 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
1676 2009-09-03 Martin Jambor <mjambor@suse.cz>
1678 * tree-sra.c (duplicate_expr_for_different_base): Removed.
1679 (create_artificial_child_access): Use build_ref_for_offset instead
1680 of duplicate_expr_for_different_base.
1681 (propagate_subacesses_accross_link): Likewise.
1683 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
1685 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
1687 (mips16e_collect_argument_saves): Skip debug instructions.
1688 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
1689 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
1690 (r10k_insert_cache_barriers): Likewise.
1691 (mips_reorg_process_insns): Likewise.
1693 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
1696 * ira.c (update_equiv_reg): Remove check on class likely spill.
1698 2009-09-03 Jakub Jelinek <jakub@redhat.com>
1701 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
1702 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
1706 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
1707 the stack slot if it is passed by invisible reference.
1708 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
1709 by invisible reference.
1711 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1713 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1714 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1715 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
1717 * config/bfin/sync.md: New file.
1718 * config/bfin/bfin.md: Include it.
1719 (UNSPEC_ATOMIC): New.
1720 (UNSPEC_ONES): Provide a unique number.
1722 From Jie Zhang <jie.zhang@analog.com>:
1723 * config/bfin/bfin.c (ret_regs): New.
1724 (must_save_fp_p): Don't return true because of frame_pointer_needed.
1725 (must_save_rets_p): New.
1726 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
1727 current_function_is_leaf.
1728 (do_link): Likewise.
1729 (do_unlink): Likewise.
1730 (expand_interrupt_handler_prologue): Use ret_regs array.
1731 (expand_interrupt_handler_epilogue): Use ret_regs array and
1732 pass return register to gen_return_internal.
1733 (bfin_expand_epilogue): Pass return register to
1734 gen_return_internal.
1735 (bfin_expand_call): Explicitly clobber RETS.
1736 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
1737 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
1738 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
1739 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
1741 (return_internal): Take a reg rtx rather than the register number.
1743 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
1745 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
1746 when comparing against estimated_loop_iterations_int return.
1748 2009-09-03 Richard Guenther <rguenther@suse.de>
1750 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
1751 eh_personality_libfunc.
1753 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1755 * tree-parloops.c (separate_decls_in_region): Add space.
1757 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1759 * tree-parloops.c (separate_decls_in_region): Change the condition
1760 checking if there are reductions in the loop.
1762 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1764 PR tree-optimization/38275
1765 * tree-parloops.c (parallelize_loops): Replace profitability condition
1766 for expected number of iterations.
1768 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1770 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
1771 (bootstrap-debug): Explain conditions in which it becomes default.
1772 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
1775 2009-09-03 Namhyung Kim <namhyung@gmail.com>
1777 * doc/invoke.texi (Optimize Options): Move
1778 -finline-small-functions to the -O2 list.
1780 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1782 * toplev.c (process_options): Enable var-tracking-assignments
1783 by default if var-tracking is enabled.
1785 2009-09-02 David Daney <ddaney@caviumnetworks.com>
1787 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
1789 * emit-rtl.c (prev_nonnote_insn_bb): New function.
1790 * rtl.h (prev_nonnote_insn_bb): Declare it.
1792 2009-09-03 Diego Novillo <dnovillo@google.com>
1794 * cgraph.c (cgraph_node_for_decl): New.
1795 * cgraph.h (cgraph_node_for_decl): Declare.
1796 * tree.c (host_integerp): Return 0 if T is NULL.
1798 2009-09-03 Diego Novillo <dnovillo@google.com>
1800 * tree.h (struct alias_pair): Move from varasm.c.
1801 (alias_pairs): Likewise.
1802 (TYPE_MAXVAL): Define.
1803 (TYPE_MINVAL): Define.
1804 (iterative_hash_host_wide_int): Declare.
1805 (remove_unreachable_alias_pairs): Declare.
1806 * tree-pass.h (pass_ipa_free_lang_data): Declare.
1807 * diagnostic.c (default_diagnostic_starter): Make extern.
1808 (default_diagnostic_finalizer): Make extern.
1809 * diagnostic.h (default_diagnostic_starter): Declare.
1810 (default_diagnostic_finalizer): Declare.
1811 (default_tree_printer): Declare.
1812 * toplev.c (default_tree_printer): Make extern.
1814 2009-09-03 Richard Guenther <rguenther@suse.de>
1815 Diego Novillo <dnovillo@google.com>
1817 * cgraph.c (cgraph_add_new_function): Remove gimplification.
1818 * cgraphunit.c (cgraph_expand_function): Do not emit
1819 associated thunks from here.
1820 (cgraph_emit_thunks): New.
1821 (cgraph_optimize): Call it.
1822 Return if any IPA pass finds an error.
1823 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
1826 2009-09-03 Simon Baldwin <simonb@google.com>
1827 Rafael Espindola <espindola@google.com>
1828 Richard Guenther <rguenther@suse.de>
1829 Doug Kwan <dougkwan@google.com>
1830 Diego Novillo <dnovillo@google.com>
1832 * tree.c: Include tree-pass.h, langhooks-def.h,
1833 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
1834 (free_lang_data_in_type): New.
1835 (need_assembler_name_p): New.
1836 (free_lang_data_in_block): New.
1837 (free_lang_data_in_decl): New.
1838 (struct free_lang_data_d): New.
1839 (add_tree_to_fld_list): New.
1840 (find_decls_types_r): New.
1841 (get_eh_types_for_runtime): New.
1842 (find_decls_types_in_eh_region): New.
1843 (find_decls_types_in_node): New.
1844 (find_decls_types_in_var): New.
1845 (free_lang_data_in_cgraph): New.
1846 (free_lang_data): New.
1847 (gate_free_lang_data): New.
1848 (pass_ipa_free_lang_data): New.
1850 2009-09-03 Diego Novillo <dnovillo@google.com>
1852 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
1853 * langhooks.h (struct lang_hooks): Add field free_lang_data.
1854 (lang_hooks): Remove const qualifier.
1855 * ipa.c (cgraph_remove_unreachable_nodes): Call
1856 remove_unreachable_alias_pairs.
1857 * except.c (add_type_for_runtime): Check if TYPE has
1858 already been converted.
1859 (lookup_type_for_runtime): Likewise.
1860 (check_handled): Handle converted types.
1861 * varasm.c (remove_unreachable_alias_pairs): New.
1862 * gimple.c: Include demangle.h.
1863 (gimple_decl_printable_name): New.
1864 (gimple_fold_obj_type_ref): New.
1865 * gimple.h (gimple_decl_printable_name): Declare.
1866 (gimple_fold_obj_type_ref): Declare.
1867 * passes.c (init_optimization_passes): Add pass
1868 pass_ipa_free_lang_data.
1869 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
1870 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
1872 2009-09-03 Diego Novillo <dnovillo@google.com>
1874 * c-lang.c (lang_hooks): Remove const qualifier.
1876 2009-09-02 Loren James Rittle <ljrittle@acm.org>
1878 * doc/install.texi (*-*-freebsd*): Update target information.
1880 2009-09-02 Anatoly Sokolov <aesok@post.ru>
1882 * hard-reg-set.h (call_fixed_regs): Remove.
1883 * reginfo.c (call_fixed_regs): Remove.
1884 (init_reg_sets_1): Remove initialization of call_fixed_regs.
1885 (globalize_reg): Don't use call_fixed_regs.
1886 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
1889 2009-09-01 Michael Matz <matz@suse.de>
1891 * expr.h (emit_storent_insn, expand_expr_real_1,
1892 expand_expr_real_2): Declare.
1893 * expr.c (emit_storent_insn, expand_expr_real_1,
1894 expand_expr_real_2): Export.
1895 (store_expr): Setting and evaluating dont_return_target is useless.
1896 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
1897 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
1898 * except.c (expand_resx_expr): Rename to ...
1899 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
1900 * except.h (expand_resx_stmt): Declare.
1901 * stmt.c: Add include gimple.h
1902 (expand_asm_expr): Rename to ...
1903 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
1904 (expand_case): Rewrite to take gimple statement.
1905 * tree.h (expand_asm_stmt): Declare.
1906 (expand_case): Change prototype.
1907 * Makefile.in (stmt.o): Depend on gimple.h.
1908 * builtins.c (expand_builtin_synchronize): Build gimple asm
1909 statement, not an ASM_EXPR.
1910 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
1911 gimple_to_tree, release_stmt_tree): Remove.
1912 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
1913 ggc_free, but hold comparison code and operands separately.
1914 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
1915 (expand_call_stmt, expand_gimple_stmt_1,
1916 expand_gimple_stmt): New helpers.
1917 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
1918 release_stmt_tree. Call expand_gimple_stmt instead.
1919 (expand_gimple_basic_block): Ditto.
1921 * calls.c (emit_call_1): Don't look at EH regions here, make
1922 fntree parameter useless.
1923 (expand_call): New local rettype for TREE_TYPE(exp), use it
1924 throughout. Remove local p, use addr instead.
1925 Don't look at EH regions here.
1927 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
1929 * doc/invoke.texi (-fsched-pressure): Document it.
1930 (-fsched-reg-pressure-heuristic): Remove it.
1932 * reload.c (ira.h): Include.
1933 (find_reloads): Add choosing reload on number of small spilled
1936 * haifa-sched.c (ira.h): Include.
1937 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
1938 saved_reg_pressure, curr_reg_live, saved_reg_live,
1939 region_ref_regs): New variables.
1940 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
1941 initiate_reg_pressure_info, setup_ref_regs,
1942 initiate_bb_reg_pressure_info, save_reg_pressure,
1943 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
1945 (setup_insn_reg_pressure_info): New function.
1946 (rank_for_schedule): Add pressure checking and insn issue time.
1947 Remove comparison of insn reg weights.
1948 (ready_sort): Set insn reg pressure info.
1949 (update_register_pressure, setup_insn_max_reg_pressure,
1950 update_reg_and_insn_max_reg_pressure,
1951 sched_setup_bb_reg_pressure_info): New functions.
1952 (schedule_insn): Add code for printing and updating reg pressure info.
1953 (find_set_reg_weight, find_insn_reg_weight): Remove.
1954 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
1955 (debug_ready_list): Print reg pressure info.
1956 (schedule_block): Ditto. Check insn issue time.
1957 (sched_init): Set up sched_pressure_p. Allocate and set up some
1958 reg pressure related info.
1959 (sched_finish): Free some reg pressure related info.
1960 (fix_tick_ready): Make insn always ready if pressure_p.
1961 (init_h_i_d): Don't call find_insn_reg_weight.
1962 (haifa_finish_h_i_d): Free insn reg pressure info.
1964 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
1965 ira_memory_move_cost, ira_class_hard_regs,
1966 ira_class_hard_regs_num, ira_no_alloc_regs,
1967 ira_available_class_regs, ira_reg_class_cover_size,
1968 ira_reg_class_cover, ira_class_translate): Move to ira.h.
1970 * ira-lives.c (single_reg_class): Check mode to find how many
1971 registers are necessary for operand.
1972 (ira_implicitly_set_insn_hard_regs): New.
1974 * common.opt (fsched-pressure): New options.
1975 (fsched-reg-pressure-heuristic): Remove.
1977 * ira.c (setup_eliminable_regset): Rename to
1978 ira_setup_eliminable_regset. Make it external.
1979 (expand_reg_info): Pass cover class to setup_reg_classes.
1980 (ira): Call resize_reg_info instead of allocate_reg_info.
1982 * sched-deps.c: Include ira.h.
1983 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
1984 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
1985 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
1986 mark_insn_hard_regno_birth, mark_insn_reg_birth,
1987 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
1988 mark_insn_reg_store, mark_insn_reg_clobber,
1989 setup_insn_reg_pressure_info): New.
1990 (sched_analyze_1): Update implicit_reg_pending_uses.
1991 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
1992 Use them to create dependencies. Set insn reg uses and pressure
1993 info. Process reg_pending_uses in one place.
1994 (free_deps): Free implicit sets.
1995 (remove_from_deps): Remove implicit sets if necessary. Check
1996 implicit sets when clearing reg_last_in_use.
1997 (init_deps_global): Clear implicit_reg_pending_clobbers and
1998 implicit_reg_pending_uses.
2000 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2001 ira_memory_move_cost, ira_class_hard_regs,
2002 ira_class_hard_regs_num, ira_no_alloc_regs,
2003 ira_available_class_regs, ira_reg_class_cover_size,
2004 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2005 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2006 ira_implicitly_set_insn_hard_regs): New prototypes.
2008 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2009 cost_elements_num): New variables.
2010 (allocno_costs, total_costs): Rename to costs and
2011 total_allocno_costs.
2012 (COSTS_OF_ALLOCNO): Rename to COSTS.
2013 (allocno_pref): Rename to pref.
2014 (allocno_pref_buffer): Rename to pref_buffer.
2015 (common_classes): Rename to regno_cover_class.
2017 (record_reg_classes): Set allocno attributes only if allocno_p.
2018 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2019 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2020 and COSTS_OF_ALLOCNO.
2021 (print_costs): Rename to print_allocno_costs.
2022 (print_pseudo_costs): New.
2023 (process_bb_node_for_costs): Split into 2 functions with new
2024 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2025 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2026 new parameter dump_file. Use cost_elements_num instead of
2027 ira_allocnos_num. Make one iteration if preferred classes were
2028 already calculated for scheduler. Make 2 versions of code
2029 depending on allocno_p.
2030 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2031 regno_cover_class and COSTS instead of common_classes and
2033 (init_costs, finish_costs): New.
2034 (ira_costs): Set up allocno_p and cost_elements_num. Call
2035 init_costs and finish_costs.
2036 (ira_set_pseudo_classes): New.
2038 * rtl.h (allocate_reg_info): Remove.
2039 (resize_reg_info): Change return type.
2040 (reg_cover_class): New.
2041 (setup_reg_classes): Add new parameter.
2043 * sched-int.h (struct deps_reg): New member implicit_sets.
2044 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2045 (INCREASE_BITS): New macro.
2046 (struct reg_pressure_data, struct reg_use_data): New.
2047 (struct _haifa_insn_data): Remove reg_weight. Add members
2048 reg_pressure, reg_use_list, reg_set_list, and
2049 reg_pressure_excess_cost_change.
2050 (struct deps): New member implicit_sets.
2051 (pressure_p): New variable.
2052 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2053 (struct reg_pressure_data, struct reg_use_data): New.
2054 (INSN_REG_WEIGHT): Remove.
2055 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2056 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2057 (sched_init_region_reg_pressure_info,
2058 sched_setup_bb_reg_pressure_info): New prototypes.
2060 * reginfo.c (struct reg_pref): New member coverclass.
2061 (reg_cover_class): New function.
2062 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2063 (reg_info_size): New variable.
2064 (allocate_reg_info): Make static. Setup reg_info_size.
2065 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2066 (setup_reg_classes): Add a new parameter. Setup cover class too.
2068 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2071 * sched-rgn.c (deps_join): Set up implicit_sets.
2072 (schedule_region): Set up region and basic blocks pressure
2075 * passes.c (init_optimization_passes): Move
2076 pass_subregs_of_mode_init before pass_sched.
2078 2009-09-02 Martin Jambor <mjambor@suse.cz>
2080 * tree-sra.c (struct access): New field grp_hint.
2081 (dump_access): Dump grp_hint.
2082 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2084 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2085 those which have been specifically read and somehow written to.
2086 (propagate_subacesses_accross_link): Set grp_hint of right child and
2087 also possibly of the left child.
2089 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2091 * tree-object-size.c (addr_object_size): Always use object_size_type
2092 0 or 2 when determining the pointer pointed object size.
2094 2009-09-02 Richard Guenther <rguenther@suse.de>
2097 2009-08-31 Richard Guenther <rguenther@suse.de>
2099 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2100 to query if the memory regions for memmove overlap.
2101 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2102 asserts on pointers, instead deal with odd trees.
2103 (ptr_derefs_may_alias_p): Likewise.
2104 (refs_may_alias_p_1): Constructor bases also never alias.
2106 2009-08-01 Christian Bruel <christian.bruel@st.com>
2109 2009-07-31 Christian Bruel <christian.bruel@st.com>
2110 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2112 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2114 * doc/invoke.texi (-fvar-tracking-assignments): New.
2115 (-fvar-tracking-assignments-toggle): New.
2116 (-fdump-final-insns=file): Mark filename as optional.
2117 (--param min-nondebug-insn-uid): New.
2118 (-gdwarf-@{version}): Mention version 4.
2119 * opts.c (common_handle_option): Accept it.
2120 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2121 * regrename.c (regrename_optimize): Drop last. Don't count debug
2122 insns as uses. Don't reject change because of debug insn.
2123 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2124 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2125 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2126 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2127 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2128 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2129 * doc/gimple.texi (is_gimple_debug): New.
2130 (gimple_debug_bind_p): New.
2131 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2132 * doc/install.texi (bootstrap-debug): More details.
2133 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2134 (bootstrap-debug-lib): More details.
2135 (bootstrap-debug-ckovw): Update.
2136 (bootstrap-time): New.
2137 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2138 (insert_phi_nodes_for): Insert debug stmts.
2139 (rewrite_stmt): Take iterator. Insert debug stmts.
2140 (rewrite_enter_block): Adjust.
2141 (maybe_replace_use_in_debug_stmt): New.
2142 (rewrite_update_stmt): Use it.
2143 (mark_use_interesting): Return early for debug stmts.
2144 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2145 stmts before replacing stmt.
2146 (move_computations_stmt): Likewise.
2147 * ira-conflicts.c (add_copies): Skip debug insns.
2148 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2149 (regstat_bb_compute_ri): Skip debug insns.
2150 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2151 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2152 check_loop_closed_ssa_stmt): Skip debug stmts.
2153 * tree-tailcall.c (find_tail_calls): Likewise.
2154 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2155 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2156 (build_var_debug_value_stat): Declare.
2157 (build_var_debug_value): Define.
2158 (target_for_debug_bind): Declare.
2159 * reload.c (find_equiv_reg): Skip debug insns.
2160 * rtlanal.c (reg_used_between_p): Skip debug insns.
2161 (side_effects_p): Likewise.
2162 (canonicalize_condition): Likewise.
2163 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2164 insns never depend on debug insns.
2165 (create_ddg_dep_no_link): Likewise.
2166 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2167 Don't add inter-loop dependencies for debug insns.
2168 (build_intra_loop_deps): Likewise.
2169 (create_ddg): Count debug insns.
2170 * ddg.h (struct ddg::num_debug): New.
2171 (num_backargs): Pair up with previous int field.
2172 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2173 -fcompare-debug-second.
2174 * final.c (get_attr_length_1): Skip debug insns.
2175 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2176 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2177 (driver_self_specs): Map -fdump-final-insns to
2178 -fdump-final-insns=..
2179 (get_local_tick): New.
2180 (compare_debug_dump_opt_spec_function): Test for . argument and
2181 compute output name. Compute temp output spec without flag name.
2182 Compute -frandom-seed.
2183 (OPT): Undef after use.
2184 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2185 (average_num_loop_insns): Likewise.
2186 * params.h (MIN_NONDEBUG_INSN_UID): New.
2187 * gimple.def (GIMPLE_DEBUG): New.
2188 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2189 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2190 (merge_in_block): Fix whitespace.
2191 * toplev.c (flag_var_tracking): Update comment.
2192 (flag_var_tracking_assignments): New.
2193 (flag_var_tracking_assignments_toggle): New.
2194 (process_options): Don't open final insns dump file if we're not
2195 going to write to it. Compute defaults for var_tracking.
2196 * df-scan.c (df_insn_rescan_debug_internal): New.
2197 (df_uses_record): Handle debug insns.
2198 * haifa-sched.c (ready): Initialize n_debug.
2199 (contributes_to_priority): Skip debug insns.
2200 (dep_list_size): New.
2202 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2203 they're ready. Disregard previous debug insns to make decisions.
2204 (queue_insn): Never queue debug insns.
2205 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2206 (schedule_insn): Don't reject debug insns because of issue rate.
2207 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2208 (queue_to_ready): Skip and discount debug insns.
2209 (choose_ready): Let debug insns through.
2210 (schedule_block): Check boundary debug insns. Discount debug
2211 insns, schedule them early. Adjust whitespace.
2212 (set_priorities): Check for boundary debug insns.
2213 (add_jump_dependencies): Use dep_list_size.
2214 (prev_non_location_insn): New.
2215 (check_cfg): Use it.
2216 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2218 (remove_unused_ivs): Reset debug stmts.
2219 * modulo-sched.c (const_iteration_count): Skip debug insns.
2220 (res_MII): Discount debug insns.
2221 (loop_single_full_bb_p): Skip debug insns.
2222 (sms_schedule): Likewise.
2223 (sms_schedule_by_order): Likewise.
2224 (ps_has_conflicts): Likewise.
2225 * caller-save.c (refmarker_fn): New.
2226 (save_call_clobbered_regs): Replace regs with saved mem in
2228 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2229 Call refmarker_fn mark for hardregnos.
2230 (mark_reg_as_referenced): New.
2231 (replace_reg_with_saved_mem): New.
2232 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2233 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2235 (cse_extended_basic_block): Skip debug insns.
2236 (count_reg_usage): Likewise.
2237 (is_dead_reg): New, split out of...
2238 (set_live_p): ... here.
2239 (insn_live_p): Use it for debug insns.
2240 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2241 (execute_optimize_stdarg): Likewise.
2242 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2243 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2244 changes in debug stmts as changes.
2245 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2246 (moveup_expr): Don't move across debug insns. Don't move
2247 debug insn if it would create a bookkeeping block.
2248 (moveup_expr_cached): Don't use cache for debug insns that
2249 are heads of blocks.
2250 (compute_av_set_inside_bb): Skip debug insns.
2251 (sel_rank_for_schedule): Schedule debug insns first. Remove
2253 (block_valid_for_bookkeeping_p); Support lax searches.
2254 (create_block_for_bookkeeping): Adjust block numbers when
2255 encountering debug-only blocks.
2256 (find_place_for_bookkeeping): Deal with debug-only blocks.
2257 (generate_bookkeeping_insn): Accept no place to insert.
2258 (remove_temp_moveop_nops): New argument full_tidying.
2259 (prepare_place_to_insert): Deal with debug insns.
2260 (advance_state_on_fence): Debug insns don't start cycles.
2261 (update_boundaries): Take fence as argument. Deal with
2263 (schedule_expr_on_boundary): No full_tidying on debug insns.
2264 (fill_insns): Deal with debug insns.
2265 (track_scheduled_insns_and_blocks): Don't count debug insns.
2266 (need_nop_to_preserve_insn_bb): New, split out of...
2267 (remove_insn_from_stream): ... this.
2268 (fur_orig_expr_not_found): Skip debug insns.
2269 * rtl.def (VALUE): Move up.
2271 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2272 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2273 Set it if debug stmts are found.
2274 (statement_sink_location): Skip debug stmts. Propagate
2275 moving defs into debug stmts.
2276 * ifcvt.c (first_active_insn): Skip debug insns.
2277 (last_active_insns): Likewise.
2278 (cond_exec_process_insns): Likewise.
2279 (noce_process_if_block): Likewise.
2280 (check_cond_move_block): Likewise.
2281 (cond_move_convert_if_block): Likewise.
2282 (block_jumps_and_fallthru_p): Likewise.
2283 (dead_or_predicable): Likewise.
2284 * dwarf2out.c (debug_str_hash_forced): New.
2285 (find_AT_string): Add comment.
2286 (gen_label_for_indirect_string): New.
2287 (get_debug_string_label): New.
2288 (AT_string_form): Use it.
2289 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2290 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2291 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2292 several operations that cannot be represented with DWARF opcodes.
2293 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2294 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2295 (dwarf2out_var_location): Take during-call mark into account.
2296 (output_indirect_string): Update comment. Output if there are
2297 label and references.
2298 (prune_indirect_string): New.
2299 (prune_unused_types): Call it if debug_str_hash_forced.
2300 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2301 (dw_long_long_const): Remove.
2302 (struct dw_val_struct): Change val_long_long type to rtx.
2303 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2304 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2305 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2306 component instead of HOST_BITS_PER_LONG.
2307 (output_loc_operands): Likewise. For const8* assert
2308 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2309 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2310 rather than HOST_BITS_PER_LONG is >= 64.
2311 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2313 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2314 HOST_BITS_PER_LONG for dw_val_class_long_long.
2315 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2316 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2317 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2319 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2320 Handle DW_OP_implicit_value.
2321 (extract_int): Move prototype earlier.
2322 (mem_loc_descriptor): For SUBREG punt if inner
2323 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2324 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2325 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2326 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2327 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2328 instead of Pmode size.
2329 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2330 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2331 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2332 (concat_loc_descriptor, concatn_loc_descriptor,
2333 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2334 (add_location_or_const_value_attribute): Likewise. For single
2335 location loc_lists attempt to use add_const_value_attribute
2336 for constant decls. Add DW_AT_const_value even if
2337 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2339 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2340 (control_flow_insn_p): Likewise.
2341 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2342 (separate_decls_in_region_debug_bind): New.
2343 (separate_decls_in_region): Process debug bind stmts afterwards.
2344 * recog.c (verify_changes): Handle debug insns.
2345 (extract_insn): Likewise.
2346 (peephole2_optimize): Skip debug insns.
2347 * dse.c (scan_insn): Skip debug insns.
2348 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2350 (setup_id_for_insn): Handle debug insns.
2351 (maybe_tidy_empty_bb): Adjust whitespace.
2352 (tidy_control_flow): Skip debug insns.
2353 (sel_remove_insn): Adjust for debug insns.
2354 (sel_estimate_number_of_insns): Skip debug insns.
2355 (create_insn_rtx_from_pattern): Handle debug insns.
2356 (create_copy_of_insn_rtx): Likewise.
2357 * sel-sched-.h (sel_bb_end): Declare.
2358 (sel_bb_empty_or_nop_p): New.
2359 (get_all_loop_exits): Use it.
2360 (_eligible_successor_edge_p): Likewise.
2361 (return_nop_to_pool): Adjust.
2362 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2363 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2364 * gimple-pretty-print.c (dump_gimple_debug): New.
2365 (dump_gimple_stmt): Use it.
2366 (dump_bb_header): Skip gimple debug stmts.
2367 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2368 (fixup_match_2): Likewise.
2369 (regmove_backward_pass): Likewise. Simplify combined
2370 replacement. Handle debug insns.
2371 * function.c (instantiate_virtual_regs): Handle debug insns.
2372 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2373 * print-rtl.h: Include cselib.h.
2374 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2375 * df.h (df_inns_rescan_debug_internal): Declare.
2376 * gcse.c (alloc_hash_table): Estimate n_insns.
2377 (cprop_insn): Don't regard debug insns as changes.
2378 (bypass_conditional_jumps): Skip debug insns.
2379 (one_pre_gcse_pass): Adjust.
2380 (one_code_hoisting_pass): Likewise.
2381 (compute_ld_motion_mems): Skip debug insns.
2382 (one_cprop_pass): Adjust.
2383 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2384 (if_convertible_stmt_p): Handle debug stmts.
2385 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2386 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2387 * ira-build.c (create_bb_allocnos): Skip debug insns.
2388 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2389 (has_single_use): Likewise.
2390 (single_imm_use): Likewise.
2391 (num_imm_uses): Likewise.
2392 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2393 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2394 (create_outofssa_var_map): Likewise.
2395 * lower-subreg.c (adjust_decomposed_uses): New.
2396 (resolve_debug): New.
2397 (decompose_multiword_subregs): Use it.
2398 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2399 * emit-rtl.c: Include params.h.
2400 (cur_debug_insn_uid): Define.
2401 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2402 (copy_rtx_if_shared_1): Handle debug insns.
2403 (reset_used_flags): Likewise.
2404 (set_used_flags): LIkewise.
2405 (get_max_insn_count): New.
2406 (next_nondebug_insn): New.
2407 (prev_nondebug_insn): New.
2408 (make_debug_insn_raw): New.
2409 (emit_insn_before_noloc): Handle debug insns.
2410 (emit_jump_insn_before_noloc): Likewise.
2411 (emit_call_insn_before_noloc): Likewise.
2412 (emit_debug_insn_before_noloc): New.
2413 (emit_insn_after_noloc): Handle debug insns.
2414 (emit_jump_insn_after_noloc): Likewise.
2415 (emit_call_insn_after_noloc): Likewise.
2416 (emit_debug_insn_after_noloc): Likewise.
2417 (emit_insn_after): Take loc from earlier non-debug insn.
2418 (emit_jump_insn_after): Likewise.
2419 (emit_call_insn_after): Likewise.
2420 (emit_debug_insn_after_setloc): New.
2421 (emit_debug_insn_after): New.
2422 (emit_insn_before): Take loc from later non-debug insn.
2423 (emit_jump_insn_before): Likewise.
2424 (emit_call_insn_before): Likewise.
2425 (emit_debug_insn_before_setloc): New.
2426 (emit_debug_insn_before): New.
2427 (emit_insn): Handle debug insns.
2428 (emit_debug_insn): New.
2429 (emit_jump_insn): Handle debug insns.
2430 (emit_call_insn): Likewise.
2432 (init_emit): Take min-nondebug-insn-uid into account.
2433 Initialize cur_debug_insn_uid.
2434 (emit_copy_of_insn_after): Handle debug insns.
2435 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
2436 location of single rhs in place.
2437 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
2438 (floor_sdiv_adjust): New.
2439 (cell_sdiv_adjust): New.
2440 (cell_udiv_adjust): New.
2441 (round_sdiv_adjust): New.
2442 (round_udiv_adjust): New.
2443 (wrap_constant): Moved from cselib.
2444 (unwrap_constant): New.
2445 (expand_debug_expr): New.
2446 (expand_debug_locations): New.
2447 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
2449 (gimple_expand_cfg): Expand debug locations.
2450 * cselib.c: Include tree-pass.h.
2451 (struct expand_value_data): New.
2452 (cselib_record_sets_hook): New.
2453 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
2454 (cselib_clear_table): Move, and implemnet in terms of...
2455 (cselib_reset_table_with_next_value): ... this.
2456 (cselib_get_next_unknown_value): New.
2457 (discard_useless_locs): Don't discard preserved values.
2458 (cselib_preserve_value): New.
2459 (cselib_preserved_value_p): New.
2460 (cselib_preserve_definitely): New.
2461 (cselib_clear_preserve): New.
2462 (cselib_preserve_only_values): New.
2463 (new_cselib_val): Take rtx argument. Dump it in details.
2464 (cselib_lookup_mem): Adjust.
2465 (expand_loc): Take regs_active in struct. Adjust. Silence
2466 dumps unless details are requested.
2467 (cselib_expand_value_rtx_cb): New.
2468 (cselib_expand_value_rtx): Rename and reimplment in terms of...
2469 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
2470 without details. Copy more subregs. Try to resolve values
2471 using a callback. Wrap constants.
2472 (cselib_subst_to_values): Adjust.
2473 (cselib_log_lookup): New.
2474 (cselib_lookup): Call it.
2475 (cselib_invalidate_regno): Don't count preserved values as useless.
2476 (cselib_invalidate_mem): Likewise.
2477 (cselib_record_set): Likewise.
2478 (struct set): Renamed to cselib_set, moved to cselib.h.
2479 (cselib_record_sets): Adjust. Call hook.
2480 (cselib_process_insn): Reset table when it would be cleared.
2481 (dump_cselib_val): New.
2482 (dump_cselib_table): New.
2483 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
2484 (remove_forwarder_block): Support moving debug stmts.
2485 * cselib.h (cselib_record_sets_hook): Declare.
2486 (cselib_expand_callback): New type.
2487 (cselib_expand_value_rtx_cb): Declare.
2488 (cselib_reset_table_with_next_value): Declare.
2489 (cselib_get_next_unknown_value): Declare.
2490 (cselib_preserve_value): Declare.
2491 (cselib_preserved_value_p): Declare.
2492 (cselib_preserve_only_values): Declare.
2493 (dump_cselib_table): Declare.
2494 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
2495 (try_crossjump_to_edge): Likewise.
2496 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
2497 dominated blocks when debug stmts are present.
2498 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
2499 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
2500 (set_var_live_on_entry): Likewise.
2501 * loop-invariant.c (find_invariants_bb): Skip debug insns.
2502 * cfglayout.c (curr_location, last_location): Make static.
2503 (set_curr_insn_source_location): Don't avoid bouncing.
2504 (get_curr_insn_source_location): New.
2505 (get_curr_insn_block): New.
2506 (duplicate_insn_chain): Handle debug insns.
2507 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
2509 * common.opt (fcompare-debug): Move to sort order.
2510 (fdump-unnumbered-links): Likewise.
2511 (fvar-tracking-assignments): New.
2512 (fvar-tracking-assignments-toggle): New.
2513 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
2514 because of debug stmts.
2515 (mark_stmt_if_obviously_necessary): Mark debug stmts.
2516 (eliminate_unnecessary_stmts): Walk dominated blocks before
2518 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
2519 * ira.c (memref_used_between_p): Skip debug insns.
2520 (update_equiv_regs): Likewise.
2521 * sched-deps.c (sd_lists_size): Accept empty list.
2522 (sd_init_insn): Mark debug insns.
2523 (sd_finish_insn): Unmark them.
2524 (sd_add_dep): Reject non-debug deps on debug insns.
2525 (fixup_sched_groups): Give debug insns group treatment.
2527 (sched_analyze_reg): Don't mark debug insns for sched before call.
2528 (sched_analyze_2): Handle debug insns.
2529 (sched_analyze_insn): Compute next non-debug insn. Handle debug
2531 (deps_analyze_insn): Handle debug insns.
2532 (deps_start_bb): Skip debug insns.
2533 (init_deps): Initialize last_debug_insn.
2534 * tree-ssa.c (target_for_debug_bind): New.
2535 (find_released_ssa_name): New.
2536 (propagate_var_def_into_debug_stmts): New.
2537 (propagate_defs_into_debug_stmts): New.
2538 (verify_ssa): Skip debug bind stmts without values.
2539 (warn_uninialized_vars): Skip debug stmts.
2540 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
2541 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
2542 (rtx_equal_p): Likewise.
2543 * ira-costs.c (scan_one_insn): Skip debug insns.
2544 (process_bb_node_for_hard_reg_moves): Likewise.
2545 * rtl.h (DEBUG_INSN_P): New.
2546 (NONDEBUG_INSN_P): New.
2547 (MAY_HAVE_DEBUG_INSNS): New.
2548 (INSN_P): Accept debug insns.
2549 (RTX_FRAME_RELATED_P): Likewise.
2550 (INSN_DELETED_P): Likewise
2551 (PAT_VAR_LOCATION_DECL): New.
2552 (PAT_VAR_LOCATION_LOC): New.
2553 (PAT_VAR_OCATION_STATUS): New.
2554 (NOTE_VAR_LOCATION_DECL): Reimplement.
2555 (NOTE_VAR_LOCATION_LOC): Likewise.
2556 (NOTE_VAR_LOCATION_STATUS): Likewise.
2557 (INSN_VAR_LOCATION): New.
2558 (INSN_VAR_LOCATION_DECL): New.
2559 (INSN_VAR_LOCATION_LOC): New.
2560 (INSN_VAR_LOCATION_STATUS): New.
2561 (gen_rtx_UNKNOWN_VAR_LOC): New.
2562 (VAR_LOC_UNKNOWN_P): New.
2563 (NOTE_DURING_CALL_P): New.
2564 (SCHED_GROUP_P): Accept debug insns.
2565 (emit_debug_insn_before): Declare.
2566 (emit_debug_insn_before_noloc): Declare.
2567 (emit_debug_insn_beore_setloc): Declare.
2568 (emit_debug_insn_after): Declare.
2569 (emit_debug_insn_after_noloc): Declare.
2570 (emit_debug_insn_after_setloc): Declare.
2571 (emit_debug_insn): Declare.
2572 (make_debug_insn_raw): Declare.
2573 (prev_nondebug_insn): Declare.
2574 (next_nondebug_insn): Declare.
2575 (delegitimize_mem_from_attrs): Declare.
2576 (get_max_insn_count): Declare.
2577 (wrap_constant): Declare.
2578 (unwrap_constant): Declare.
2579 (get_curr_insn_source_location): Declare.
2580 (get_curr_insn_block): Declare.
2581 * tree-inline.c (insert_debug_decl_map): New.
2582 (processing_debug_stmt): New.
2583 (remap_decl): Don't create new mappings in debug stmts.
2584 (remap_gimple_op_r): Don't add references in debug stmts.
2585 (copy_tree_body_r): Likewise.
2586 (remap_gimple_stmt): Handle debug bind stmts.
2587 (copy_bb): Skip debug stmts.
2588 (copy_edges_for_bb): Likewise.
2589 (copy_debug_stmt): New.
2590 (copy_debug_stmts): New.
2591 (copy_body): Copy debug stmts at the end.
2592 (insert_init_debug_bind): New.
2593 (insert_init_stmt): Take id. Skip and emit debug stmts.
2594 (setup_one_parameter): Remap variable earlier, register debug mapping.
2595 (estimate_num_insns): Skip debug stmts.
2596 (expand_call_inline): Preserve debug_map.
2597 (optimize_inline_calls): Check for no debug_stmts left-overs.
2598 (unsave_expr_now): Preserve debug_map.
2599 (copy_gimple_seq_and_replace_locals): Likewise.
2600 (tree_function_versioning): Check for no debug_stmts left-overs.
2601 Init and destroy debug_map as needed. Split edges unconditionally.
2602 (build_duplicate_type): Init and destroy debug_map as needed.
2603 * tree-inline.h: Include gimple.h instead of pointer-set.h.
2604 (struct copy_body_data): Add debug_stmts and debug_map.
2605 * sched-int.h (struct ready_list): Add n_debug.
2606 (struct deps): Add last_debug_insn.
2607 (DEBUG_INSN_SCHED_P): New.
2608 (BOUNDARY_DEBUG_INSN_P): New.
2609 (SCHEDULE_DEBUG_INSN_P): New.
2610 (sd_iterator_cond): Accept empty list.
2611 * combine.c (create_log_links): Skip debug insns.
2612 (combine_instructions): Likewise.
2613 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
2614 return value is always unshared.
2615 (struct rtx_subst_pair): New.
2616 (auto_adjust_pair): New.
2617 (propagate_for_debug_subst): New.
2618 (propagate_for_debug): New.
2619 (try_combine): Skip debug insns. Propagate removed defs into
2621 (next_nonnote_nondebug_insn): New.
2622 (distribute_notes): Use it. Skip debug insns.
2623 (distribute_links): Skip debug insns.
2624 * tree-outof-ssa.c (set_location_for_edge): Likewise.
2625 * resource.c (mark_target_live_regs): Likewise.
2626 * var-tracking.c: Include cselib.h and target.h.
2627 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
2629 (micro_operation_type_name): New.
2630 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
2631 (struct micro_operation_def): Update comments.
2632 (decl_or_value): New type. Use instead of decls.
2633 (struct emit_note_data_def): Add vars.
2634 (struct attrs_def): Use decl_or_value.
2635 (struct variable_tracking_info_def): Add permp, flooded.
2636 (struct location_chain_def): Update comment.
2637 (struct variable_part_def): Use decl_or_value.
2638 (struct variable_def): Make var_part a variable length array.
2640 (scratch_regs): New.
2641 (cselib_hook_called): New.
2642 (dv_is_decl_p): New.
2643 (dv_is_value_p): New.
2646 (dv_as_opaque): New.
2647 (dv_onepart_p): New.
2649 (IS_DECL_CODE): New.
2650 (check_value_is_not_decl): New.
2651 (dv_from_decl): New.
2652 (dv_from_value): New.
2653 (dv_htab_hash): New.
2654 (variable_htab_hash): Use it.
2655 (variable_htab_eq): Support values.
2656 (variable_htab_free): Free from the right pool.
2657 (attrs_list_member, attrs_list_insert): Use decl_or_value.
2658 (attrs_list_union): Adjust.
2659 (attrs_list_mpdv_union): New.
2660 (tie_break_pointers): New.
2661 (canon_value_cmp): New.
2662 (unshare_variable): Return possibly-modified slot.
2663 (vars_copy_1): Adjust.
2664 (var_reg_decl_set): Adjust. Split out of...
2665 (var_reg_set): ... this.
2666 (get_init_value): Adjust.
2667 (var_reg_delete_and_set): Adjust.
2668 (var_reg_delete): Adjust.
2669 (var_regno_delete): Adjust.
2670 (var_mem_decl_set): Split out of...
2671 (var_mem_set): ... this.
2672 (var_mem_delete_and_set): Adjust.
2673 (var_mem_delete): Adjust.
2677 (variable_union): Adjust. Speed up merge of 1-part vars.
2678 (variable_canonicalize): Use unshared slot.
2679 (VALUED_RECURSED_INTO): New.
2680 (find_loc_in_1pdv): New.
2681 (struct dfset_merge): New.
2682 (insert_into_intersection): New.
2683 (intersect_loc_chains): New.
2685 (canonicalize_loc_order_check): New.
2686 (canonicalize_values_mark): New.
2687 (canonicalize_values_star): New.
2688 (variable_merge_over_cur): New.
2689 (variable_merge_over_src): New.
2690 (dataflow_set_merge): New.
2691 (dataflow_set_equiv_regs): New.
2692 (remove_duplicate_values): New.
2693 (struct dfset_post_merge): New.
2694 (variable_post_merge_new_vals): New.
2695 (variable_post_merge_perm_vals): New.
2696 (dataflow_post_merge_adjust): New.
2697 (find_mem_expr_in_1pdv): New.
2698 (dataflow_set_preserve_mem_locs): New.
2699 (dataflow_set_remove_mem_locs): New.
2700 (dataflow_set_clear_at_call): New.
2701 (onepart_variable_different_p): New.
2702 (variable_different_p): Use it.
2703 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
2704 (track_expr_p): Add need_rtl parameter. Don't generate rtl
2706 (track_loc_p): Pass it true.
2707 (struct count_use_info): New.
2708 (find_use_val): New.
2709 (replace_expr_with_values): New.
2711 (use_type): New, partially split out of...
2712 (count_uses): ... this. Count new micro-ops.
2713 (count_uses_1): Adjust.
2714 (count_stores): Adjust.
2715 (count_with_sets): New.
2716 (VAL_NEEDS_RESOLUTION): New.
2717 (VAL_HOLDS_TRACK_EXPR): New.
2718 (VAL_EXPR_IS_COPIED): New.
2719 (VAL_EXPR_IS_CLOBBERED): New.
2720 (add_uses): Adjust. Generate new micro-ops.
2721 (add_uses_1): Adjust.
2722 (add_stores): Generate new micro-ops.
2723 (add_with_sets): New.
2724 (find_src_status): Adjust.
2725 (find_src_set_src): Adjust.
2726 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
2727 Handle new micro-ops. Canonicalize value equivalances.
2728 (vt_find_locations): Compute total size of hash tables for
2729 dumping. Perform merge for var-tracking-assignments. Don't
2730 disregard single-block loops.
2731 (dump_attrs_list): Handle decl_or_value.
2732 (dump_variable): Take variable. Deal with decl_or_value.
2733 (dump_variable_slot): New.
2734 (dump_vars): Use it.
2735 (dump_dataflow_sets): Adjust.
2736 (set_slot_part): New, extended to support one-part variables
2737 after splitting out of...
2738 (set_variable_part): ... this.
2739 (clobber_slot_part): New, split out of...
2740 (clobber_variable_part): ... this.
2741 (delete_slot_part): New, split out of...
2742 (delete_variable_part): .... this.
2743 (check_wrap_constant): New.
2744 (vt_expand_loc_callback): New.
2745 (vt_expand_loc): New.
2746 (emit_note_insn_var_location): Adjust. Handle values. Handle
2747 EMIT_NOTE_AFTER_CALL_INSN.
2748 (emit_notes_for_differences_1): Adjust. Handle values.
2749 (emit_notes_for_differences_2): Likewise.
2750 (emit_notes_for_differences): Adjust.
2751 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
2752 Adjust. Handle new micro-ops.
2753 (vt_add_function_parameters): Adjust. Create and bind values.
2754 (vt_initialize): Adjust. Initialize scratch_regs and
2755 valvar_pool, flooded and perm.. Initialize and use cselib. Log
2756 operations. Move some code to count_with_sets and add_with_sets.
2757 (delete_debug_insns): New.
2758 (vt_debug_insns_local): New.
2759 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
2761 (var_tracking_main): If var-tracking-assignments is enabled
2762 but var-tracking isn't, delete debug insns and leave. Likewise
2763 if we exceed limits or fail the stack adjustments tests, and
2764 after all var-tracking processing.
2765 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
2766 (dataflow_set): Add traversed_vars.
2767 (value_chain, const_value_chain): New typedefs.
2768 (value_chain_pool, value_chains): New variables.
2769 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
2770 add_value_chains, add_cselib_value_chains, remove_value_chain,
2771 remove_value_chains, remove_cselib_value_chains): New functions.
2772 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
2773 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
2775 (shared_hash_find_slot_unshare, shared_hash_find_slot,
2776 shared_hash_find_slot_noinsert, shared_hash_find): Update.
2777 (dst_can_be_shared): New variable.
2778 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
2779 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
2780 different from set->vars, look up slot again instead of using the
2782 (dataflow_set_init): Initialize traversed_vars.
2783 (variable_union): Use shared_hash_*. Use initially NO_INSERT
2784 lookup if set->vars is shared. Don't keep slot cleared before
2785 calling unshare_variable. Unshare set->vars if needed. Adjust
2786 unshare_variable callers. Clear dst_can_be_shared if needed.
2787 Even ->refcount == 1 vars must be unshared if set->vars is shared
2788 and var needs to be modified.
2789 (dataflow_set_union): Set traversed_vars during canonicalization.
2790 (VALUE_CHANGED, DECL_CHANGED): Define.
2791 (set_dv_changed, dv_changed_p): New static inlines.
2792 (track_expr_p): Clear DECL_CHANGED.
2793 (dump_dataflow_sets): Set it.
2794 (variable_was_changed): Call set_dv_changed.
2795 (emit_note_insn_var_location): Likewise.
2796 (changed_variables_stack): New variable.
2797 (check_changed_vars_1, check_changed_vars_2): New functions.
2798 (emit_notes_for_changes): Do nothing if changed_variables is
2799 empty. Traverse changed_variables with check_changed_vars_1,
2800 call check_changed_vars_2 on each changed_variables_stack entry.
2801 (emit_notes_in_bb): Add SET argument. Just clear it at the
2802 beginning, use it instead of local &set, don't destroy it at the end.
2803 (vt_emit_notes): Call dataflow_set_clear early on all
2804 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
2805 computed set, dataflow_set_clear also VTI(bb)->in when we are
2806 done with the basic block. Initialize changed_variables_stack,
2807 free it afterwards. If ENABLE_CHECKING verify that after noting
2808 differences to an empty set value_chains hash table is empty.
2809 (vt_initialize): Initialize value_chains and value_chain_pool.
2810 (vt_finalize): Delete value_chains htab, free value_chain_pool.
2811 (variable_tracking_main): Call dump_dataflow_sets before calling
2812 vt_emit_notes, not after it.
2813 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
2814 (propagate_var_def_into_debug_stmts): Declare.
2815 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
2816 (df_set_note): Reject debug insns.
2817 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
2818 add notes to debug insns.
2819 (df_note_bb_compute): Adjust. Likewise.
2820 (df_simulate_uses): Skip debug insns.
2821 (df_simulate_initialize_backwards): Likewise.
2822 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
2823 (subst_stack_regs_pat): Reject debug insns.
2824 (convert_regs_1): Handle debug insns.
2825 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
2826 (print-rtl.o): Depend on cselib.h.
2827 (cselib.o): Depend on TREE_PASS_H.
2828 (var-tracking.o): Depend on cselib.h and TARGET_H.
2829 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
2830 (init_ready_list): Skip boundary debug insns.
2831 (add_branch_dependences): Skip debug insns.
2832 (free_block_dependencies): Check for blocks with only debug insns.
2833 (compute_priorities): Likewise.
2834 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
2835 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
2837 (gimple_build_debug_bind_stat): New.
2838 (empty_body_p): Skip debug stmts.
2839 (gimple_has_side_effects): Likewise.
2840 (gimple_rhs_has_side_effects): Likewise.
2841 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
2842 (gimple_build_debug_bind_stat): Declare.
2843 (gimple_build_debug_bind): Define.
2844 (is_gimple_debug): New.
2845 (gimple_debug_bind_p): New.
2846 (gimple_debug_bind_get_var): New.
2847 (gimple_debug_bind_get_value): New.
2848 (gimple_debug_bind_get_value_ptr): New.
2849 (gimple_debug_bind_set_var): New.
2850 (gimple_debug_bind_set_value): New.
2851 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
2852 (gimple_debug_bind_reset_value): New.
2853 (gimple_debug_bind_has_value_p): New.
2854 (gsi_next_nondebug): New.
2855 (gsi_prev_nondebug): New.
2856 (gsi_start_nondebug_bb): New.
2857 (gsi_last_nondebug_bb): New.
2858 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
2859 (print_insn): Handle DEBUG_INSN.
2860 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
2861 of first insn prevail.
2862 (first_stmt): Skip debug stmts.
2863 (first_non_label_stmt): Likewise.
2864 (last_stmt): Likewise.
2865 (has_zero_uses_1): New.
2866 (single_imm_use_1): New.
2867 (verify_gimple_debug): New.
2868 (verify_types_in_gimple_stmt): Handle debug stmts.
2869 (verify_stmt): Likewise.
2870 (debug_loop_num): Skip debug stmts.
2871 (remove_edge_and_dominated_blocks): Remove dominators last.
2872 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
2873 (linearize_expr): Likewise.
2874 * config/i386/i386.c (ix86_delegitimize_address): Call
2875 default implementation.
2876 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
2877 (group_barrier_needed): Skip debug insns.
2878 (emit_insn_group_barriers): Likewise.
2879 (emit_all_insn_group_barriers): Likewise.
2880 (ia64_variable_issue): Handle debug insns.
2881 (ia64_dfa_new_cycle): Likewise.
2882 (final_emit_insn_group_barriers): Skip debug insns.
2883 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
2884 def cfa without frame.
2885 (process_set): Likewise.
2886 (process_for_unwind_directive): Pass frame on.
2887 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2888 (rs6000_delegitimize_address): New.
2889 (rs6000_debug_adjust_cost): Handle debug insns.
2890 (is_microcoded_insn): Likewise.
2891 (is_cracked_insn): Likewise.
2892 (is_nonpipeline_insn): Likewise.
2893 (insn_must_be_first_in_group): Likewise.
2894 (insn_must_be_last_in_group): Likewise.
2895 (force_new_group): Likewise.
2896 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
2897 contains only debug insns.
2898 (rtl_merge_blocks): Skip debug insns.
2899 (purge_dead_edges): Likewise.
2900 (rtl_block_ends_with_call_p): Skip debug insns.
2901 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
2902 (mark_reg_dependencies): Skip debug insns.
2903 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
2904 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
2905 * tree-ssa-threadedge.c
2906 (record_temporary_equivalences_from_stmts): Skip debug stmts.
2907 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
2908 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
2909 (copyprop_hardreg_forward_1): Handle debug insns.
2910 * reload1.c (reload): Skip debug insns. Replace unassigned
2911 pseudos in debug insns with their equivalences.
2912 (eliminate_regs_in_insn): Skip debug insns.
2913 (emit_input_reload_insns): Skip debug insns at first, adjust
2915 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
2916 (get_indirect_ref_operands): Pass opf_no_vops on.
2917 (get_expr_operands): Likewise. Skip debug stmts.
2918 (parse_ssa_operands): Scan debug insns with opf_no_vops.
2920 2009-09-01 Richard Henderson <rth@redhat.com>
2922 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
2923 stmt_ends_pp_p statements at least once.
2924 * tree-vrp.c (vrp_initialize): Likewise.
2925 (vrp_visit_stmt): Be prepared for non-interesting stmts.
2927 2009-09-01 Dodji Seketeli <dodji@redhat.com>
2930 Fix AIX bootstrap after PR debug/30161
2931 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
2932 that is a GNU extension.
2933 (tmpl_value_parm_die_table): Move the definition of this global
2934 outside #ifdef DWARF2_DEBUGGING_INFO region.
2936 2009-09-01 Richard Guenther <rguenther@suse.de>
2938 * tree.c (tree_expr_size): New function.
2939 * tree.h (tree_expr_size): Declare.
2940 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
2941 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
2942 * langhooks.c (lhd_expr_size): Remove.
2943 * langhooks.h (struct lang_hooks): Remove expr_size.
2944 * explow.c (expr_size): Use tree_expr_size.
2945 (int_expr_size): Likewise.
2946 * langhooks-def.h (lhd_expr_size): Remove.
2947 (LANG_HOOKS_EXPR_SIZE): Likewise.
2948 (LANG_HOOKS_INITIALIZER): Adjust.
2950 2009-09-01 Richard Guenther <rguenther@suse.de>
2952 * tree-flow.h (mark_addressable): Move declaration ...
2953 * tree.h (mark_addressable): ... here.
2954 * stmt.c (expand_asm_operands): Use mark_addressable, not
2955 lang_hooks.mark_addressable.
2956 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2957 LANG_HOOKS_MARK_ADDRESSABLE.
2958 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
2959 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
2961 2009-08-31 Chris Demetriou <cgd@google.com>
2963 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
2964 vectorize if not TARGET_SSE2.
2966 2009-08-31 DJ Delorie <dj@redhat.com>
2968 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
2969 registers if no coprocessor is enabled.
2971 2009-08-31 Dodji Seketeli <dodji@redhat.com>
2974 * cgraph.h (cgraph_get_node): Declare ...
2975 * cgraph.c (cgraph_get_node): ... new function.
2976 * dwarf2out.c (gen_generic_params_dies,
2977 generic_parameter_die, tree_add_const_value_attribute_for_decl,
2978 make_ith_pack_parameter_name,
2979 append_entry_to_tmpl_value_parm_die_table,
2980 gen_remaining_tmpl_value_param_die_attribute): New functions.
2981 (gen_subprogram_die): Generate debug info for template parameters
2982 if debug info level is higher than DINFO_LEVEL_TERSE.
2983 Use tree_add_const_value_attribute_for_decl instead of
2984 tree_add_const_value_attribute.
2985 (gen_const_die): Use tree_add_const_value_attribute_for_decl
2986 instead of tree_add_const_value_attribute.
2987 (gen_struct_or_union_type_die): Generate debug
2988 info for template parameters if debug info level is higher than
2990 (tree_add_const_value_attribute): Handle integral and pointer
2991 constants. Update comment.
2992 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
2993 (dwarf_attr_name): Support DW_AT_GNU_template_name.
2994 (reference_to_unused): Fix thinko. Remove redundant predicates from
2996 (tree_add_const_value_attribute): Make this work for constant
2998 tree_add_const_value_attribute_for_decl is to be used for variable
3000 (add_location_or_const_value_attribute): Use
3001 tree_add_const_value_attribute_for_decl now.
3002 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3003 DW_TAG_template_value_param DIEs after function DIEs have been
3005 * langhooks.h (lang_hooks_for_types): Add
3006 get_argument_pack_elems.
3007 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3008 (lang_hooks): Added get_innermost_generic_parms,
3009 get_innermost_generic_args.
3010 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3011 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3012 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3013 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3015 2009-08-31 DJ Delorie <dj@redhat.com>
3017 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3018 it once we start generating the prologue or epilogue.
3019 (mep_call_saves_register): If the frame is locked, re-use
3021 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3022 (mep_expand_prologue): Call it.
3023 (mep_expand_epilogue): Likewise.
3024 (mep_start_function): Use the same logic as mep_expand_prologue.
3025 (mep_pass_by_reference): Make logic more readable.
3026 (mep_return_in_memory): Zero-sized objects are passed in memory.
3027 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3029 2009-08-31 Richard Guenther <rguenther@suse.de>
3031 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3032 to query if the memory regions for memmove overlap.
3033 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3034 asserts on pointers, instead deal with odd trees.
3035 (ptr_derefs_may_alias_p): Likewise.
3036 (refs_may_alias_p_1): Constructor bases also never alias.
3038 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3040 * doc/install.texi (Final install): Adjust reference on where to
3041 order printed manuals.
3043 2009-08-30 Olivier Hainque <hainque@adacore.com>
3045 * dwarf2out.c (switch_to_frame_table_section): Move
3046 definition prior to first use.
3048 2009-08-30 Richard Guenther <rguenther@suse.de>
3050 PR tree-optimization/41186
3051 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3052 (ao_ref_init_from_ptr_and_size): New function.
3053 (ref_maybe_used_by_call_p_1): Be more precise tracking
3054 used ranges for builtin functions.
3055 (ref_maybe_used_by_call_p): Adjust.
3056 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3057 ranges for builtin functions.
3058 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3060 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3063 * fwprop.c (get_reg_use_in): Delete.
3064 (free_load_extend): New function.
3065 (forward_propagate_subreg): Use it.
3067 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3069 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3071 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3074 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3077 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3079 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3080 fini or fini_array section.
3082 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3084 * graphite-dependences.c (graphite_legal_transform_bb): Call
3085 pbb_remove_duplicate_pdrs.
3086 * graphite-poly.c (can_collapse_pdr): Removed.
3087 (pdr_find_duplicate): Removed.
3088 (can_collapse_pdrs): New.
3089 (pbb_remove_duplicate_pdrs): New.
3090 (new_poly_dr): Do not look for duplicates.
3091 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3092 (PBB_PDR_DUPLICATES_REMOVED): New.
3093 (pbb_remove_duplicate_pdrs): Declared.
3095 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3097 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3098 the strides by multiplying by PDR_NB_REFS.
3099 * graphite-poly.c (can_collapse_pdr): New.
3100 (pdr_find_duplicate): New.
3101 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3102 Initialize PDR_NB_REFS.
3103 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3105 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3107 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3110 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3113 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3115 * graphite-dependences.c (pddr_original_scattering): Return NULL
3116 for read-read dependence relations.
3117 * graphite-poly.h (enum poly_dr_type): Fix comment.
3120 (pdr_may_write_p): New.
3122 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3124 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3125 (struct poly_dr): Same.
3126 (new_poly_dr): Same.
3127 * graphite-poly.c (new_poly_dr): Same.
3128 * graphite-dependences.c (dot_deps): Disable call to system.
3130 2009-08-28 Cary Coutant <ccoutant@google.com>
3133 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3134 struct/union/enum types local to a function.
3136 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3137 Sebastian Pop <sebastian.pop@amd.com>
3139 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3140 pbb_strip_mine_time_depth. Changed the implementation so that
3141 transformation is expressed as a transformation on
3142 time (scatttering) dimensions. Also, ensures that the 2d+1
3143 scheduling format is preserved.
3144 (pbb_strip_mine_profitable_p): Profitability is based on the
3145 iteration number of a given time (scattering) dimension,
3146 and not on a original loop depth dimension.
3147 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3148 (pbb_do_strip_mine): Call psct_dynamic_dim.
3149 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3150 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3151 (pbb_nb_dynamic_scattering_transform): New.
3152 (psct_dynamic_dim): New.
3154 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3156 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3157 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3158 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3159 * graphite-interchange.c (build_linearized_memory_access): Same.
3160 (memory_stride_in_loop): Same.
3162 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3164 * graphite-dependences.c (pddr_original_scattering): New.
3165 (graphite_legal_transform_dr): Call pddr_original_scattering.
3168 * graphite-dependences.h (dot_deps): Declared.
3169 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3170 (print_pdr): Print PDR_ID.
3171 * graphite-poly.h (struct poly_dr): Add field id.
3174 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3176 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3178 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3179 not delete the original dependence relation.
3181 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3183 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3184 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3185 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3186 (free_poly_ddr): New.
3187 (pddr_is_empty): New.
3188 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3189 (dependence_polyhedron): Same. Remove useless gcc_assert.
3191 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3192 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3193 * graphite-dependences.h (enum poly_dependence_kind): New.
3194 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3195 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3196 (PDRP_SINK): Renamed PDDR_SINK.
3197 (PDRP_DDP): Renamed PDDR_DDP.
3199 (free_poly_ddr): Declared.
3200 * graphite-poly.c (new_scop): Use the new hash function names.
3201 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3202 into original_pddrs.
3203 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3205 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3207 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3208 bounds with LT_EXPR to make niter analysis more precise on code
3209 generated by Graphite.
3211 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3213 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3214 (graphite_legal_transform_bb): Same.
3215 (poly_drs_may_alias_p): Same.
3217 2009-08-28 Richard Guenther <rguenther@suse.de>
3219 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3221 2009-08-28 Jan Beulich <jbeulich@novell.com>
3223 * config/i386/netware.c: Include langhooks.h.
3224 (i386_nlm_encode_section_info): Simplify.
3225 (netware_override_options): Delete.
3226 * config/i386/netware.h (netware_override_options): Delete
3228 (OVERRIDE_OPTIONS): Delete definition.
3229 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3230 (ASM_COMMENT_START): Define.
3231 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3233 2009-08-28 Jan Beulich <jbeulich@novell.com>
3235 * configure.ac: For in-tree ld, do a plain version check to
3236 determine whether comdat groups are supported.
3237 * configure: Regenerate.
3239 2009-08-28 Olivier Hainque <hainque@adacore.com>
3241 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3242 always defined. Reflect definition or absence of such for
3243 COLLECT_EXPORT_LIST. Readability helper.
3244 (scanfilter): New enum, to help control what symbols
3245 are to be considered or ignored by scan_prog_file.
3246 (enum pass): Rename as "scanpass", moved together with scanfilter
3247 prior to scan_prog_file's prototype.
3248 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3249 Group prototype with the scanpass/scanfilter definitions, factorize
3250 head comments for the several implementations at the prototype.
3251 (main): Reorganize the first pass link control to let AIX
3252 drag only the needed frame tables in executables. Prevent
3253 frame tables collection during the scan aimed at static ctors.
3254 Pre-link and scan for frame tables later to compensate.
3255 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3256 A C statement to issue assembly directives that create a reference
3257 to the given DWARF table identifier label from the current function
3259 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3260 to differentiate first time section entry. Only emit a .data
3261 tables start identifier label the first time around.
3262 (switch_to_frame_table_section): New function. Helper for
3263 output_call_frame_info to switch possibly BACK into the eh_frame
3264 or the debug_frame section depending on FOR_EH.
3265 (output_call_frame_info): Use helper to first enter the proper
3267 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3268 emit a link to the frame table start label from each function
3270 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3271 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3272 * config/rs6000/rs6000-protos.h: Declare it.
3273 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3275 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3277 * config/sh/sh.c (split_branches): Check the result of
3280 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3282 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3283 using -pthread -fopenmp
3285 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3287 * doc/service.texi (service directory): Update URL.
3289 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3291 PR rtl-optimization/40861
3292 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3293 extract word from a multi-word subreg for negative byte positions.
3295 2009-08-27 Tristan Gingold <gingold@adacore.com>
3296 Douglas B Rupp <rupp@gnat.com>
3298 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3299 (SECTION_VMS_OVERLAY): Define.
3300 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3302 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3304 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3305 common_object declarations.
3306 (ia64_section_type_flags): Set section flag for common_object.
3307 * config/ia64/ia64-protos.h
3308 (ia64_vms_output_aligned_decl_common): Declare.
3309 (ia64_vms_elf_asm_named_section): Declare.
3311 2009-08-27 Michael Matz <matz@suse.de>
3313 * expr.c (expand_expr_real_2): New function taking exploded
3314 unary or binary expression, split out from ...
3315 (expand_expr_real_1): ... here. Move over all unary/binary
3316 switch parts to above function, in particular these codes:
3317 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3318 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3319 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3320 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3321 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3322 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3323 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3324 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3325 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3326 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3327 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3328 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3329 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3330 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3331 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3332 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3333 VEC_PACK_FIX_TRUNC_EXPR.
3334 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3337 2009-08-27 Richard Guenther <rguenther@suse.de>
3339 * gengtype.c (main): Handle uint64_t.
3340 * ipa-utils.c (get_base_var): Indent properly.
3341 * tree-ssa-live.c (debug_scope_block): New function.
3342 * tree-flow.h (debug_scope_block): Declare.
3343 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3344 * basic-block.h (enum profile_status): Rename to
3345 enum profile_status_d.
3346 (x_profile_status): Adjust type.
3348 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3351 * dwarf2out.c (get_context_die): Declare this static function.
3352 (gen_type_die_with_usage): Make sure a DIE is a generated for
3353 the context of a typedef.
3355 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3357 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3360 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3362 * config/mips/mips-protos.h (mips_output_sync): Declare.
3363 (mips_sync_loop_insns): Likewise.
3364 (mips_output_sync_loop): Replace first two parameters with an rtx.
3365 * config/mips/mips.c (mips_multi_member): New structure.
3366 (mips_multi_members): New variable.
3367 (mips_multi_start): New function.
3368 (mips_multi_add): Likewise.
3369 (mips_multi_add_insn): Likewise.
3370 (mips_multi_add_label): Likewise.
3371 (mips_multi_last_index): Likewise.
3372 (mips_multi_copy_insn): Likewise.
3373 (mips_multi_set_operand): Likewise.
3374 (mips_multi_write): Likewise.
3375 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3376 (mips_init_print_operand_punct): Update accordingly.
3377 (mips_start_ll_sc_sync_block): New function.
3378 (mips_end_ll_sc_sync_block): Likewise.
3379 (mips_output_sync): Likewise.
3380 (mips_sync_insn1_template): Likewise.
3381 (mips_sync_insn2_template): Likewise.
3382 (mips_get_sync_operand): Likewise.
3383 (mips_process_sync_loop): Likewise.
3384 (mips_output_sync_loop): Use mips_process_sync_loop.
3385 (mips_sync_loop_insns): New function.
3386 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3387 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3388 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3389 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3390 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3391 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3392 (MIPS_SYNC_OLD_OP_12): Likewise.
3393 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3394 (MIPS_SYNC_NEW_OP_12): Likewise.
3395 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3396 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3397 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3398 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3399 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3400 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3401 * config/mips/mips.md (sync_mem): New attribute.
3402 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3403 (sync_exclusive_mask, sync_required_oldval): Likewise.
3404 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3405 (sync_release_barrier): Likewise.
3406 (length): Handle sync loops.
3407 (sync): Use mips_output_sync.
3408 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
3409 (sync_compare_and_swap<mode>): Set the new sync_* attributes
3410 and use mips_output_sync_loop.
3411 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
3412 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
3413 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
3414 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
3415 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
3416 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
3417 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
3418 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
3419 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
3421 2009-08-26 Richard Guenther <rguenther@suse.de>
3424 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
3425 the types to not match.
3426 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
3428 * tree-ssa.c (useless_type_conversion_p): Conversions to
3429 pointers to unprototyped functions are useless.
3431 2009-08-26 Richard Guenther <rguenther@suse.de>
3433 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
3434 whole-program condition, prepare to be called for non-globals.
3435 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
3436 params build a representative with known type and track its fields.
3438 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
3440 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
3441 clearing by a taken branch.
3442 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
3443 effectively after bbro pass.
3444 (sync_nand<mode>): Ditto.
3445 (sync_old_<fetchop_name><mode>): Ditto.
3446 (sync_old_nand<mode>): Ditto.
3447 (sync_new_<fetchop_name><mode>): Dito.
3448 (sync_new_nand<mode>): Ditto.
3449 (sync_compare_and_swap<mode>_1): Ditto.
3450 (*sync_compare_and_swap<mode>): Ditto.
3451 (sync_lock_test_and_set<mode>_1): Ditto.
3452 ("sync_lock_test_and_set<mode>): Ditto.
3454 2009-08-25 Douglas B Rupp <rupp@gnat.com>
3456 * hwint.h (HOST_LONG_FORMAT): New macro
3457 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
3458 Use HOST_PTR_PRINTF.
3459 * system.h (HOST_PTR_PRINTF): Resurrect old macro
3460 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
3461 (HOST_PTR_PRINTF): Document.
3463 2009-08-25 Jan Hubicka <jh@suse.cz>
3465 * config/i386/bmmintrin.h: Replace by #error.
3468 Michael Meissner <michael.meissner@amd.com>
3469 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3470 Tony Linthicum <tony.linthicum@amd.com>
3472 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3473 (TARGET_ROUND): New macro for the round/ptest instructions which
3474 are shared between SSE4.1 and SSE5.
3475 (OPTION_MASK_ISA_ROUND): Ditto.
3476 (OPTION_ISA_ROUND): Ditto.
3477 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3478 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3480 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3481 (-mfused-madd): New switch to give users control over whether the
3482 compiler optimizes to use the multiply/add SSE5 instructions.
3484 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
3485 (ix86_handle_option): Turn off 3dnow if -msse5.
3486 (override_options): Add SSE5 support.
3487 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3489 (ix86_expand_sse_movcc): Add SSE5 support.
3490 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3491 vector type to the next largest size.
3492 (ix86_expand_sse5_pack): New function to use pperm to pack a
3493 vector type to the next smallest size.
3494 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3495 (IX86_BUILTIN_FMADDSD): Ditto.
3496 (IX86_BUILTIN_FMADDPS): Ditto.
3497 (IX86_BUILTIN_FMADDPD): Ditto.
3498 (IX86_BUILTIN_FMSUBSS): Ditto.
3499 (IX86_BUILTIN_FMSUBSD): Ditto.
3500 (IX86_BUILTIN_FMSUBPS): Ditto.
3501 (IX86_BUILTIN_FMSUBPD): Ditto.
3502 (IX86_BUILTIN_FNMADDSS): Ditto.
3503 (IX86_BUILTIN_FNMADDSD): Ditto.
3504 (IX86_BUILTIN_FNMADDPS): Ditto.
3505 (IX86_BUILTIN_FNMADDPD): Ditto.
3506 (IX86_BUILTIN_FNMSUBSS): Ditto.
3507 (IX86_BUILTIN_FNMSUBSD): Ditto.
3508 (IX86_BUILTIN_FNMSUBPS): Ditto.
3509 (IX86_BUILTIN_FNMSUBPD): Ditto.
3510 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3511 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3512 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3513 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3514 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3515 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3516 (IX86_BUILTIN_PPERM): Ditto.
3517 (IX86_BUILTIN_PERMPS): Ditto.
3518 (IX86_BUILTIN_PERMPD): Ditto.
3519 (IX86_BUILTIN_PMACSSWW): Ditto.
3520 (IX86_BUILTIN_PMACSWW): Ditto.
3521 (IX86_BUILTIN_PMACSSWD): Ditto.
3522 (IX86_BUILTIN_PMACSWD): Ditto.
3523 (IX86_BUILTIN_PMACSSDD): Ditto.
3524 (IX86_BUILTIN_PMACSDD): Ditto.
3525 (IX86_BUILTIN_PMACSSDQL): Ditto.
3526 (IX86_BUILTIN_PMACSSDQH): Ditto.
3527 (IX86_BUILTIN_PMACSDQL): Ditto.
3528 (IX86_BUILTIN_PMACSDQH): Ditto.
3529 (IX86_BUILTIN_PMADCSSWD): Ditto.
3530 (IX86_BUILTIN_PMADCSWD): Ditto.
3531 (IX86_BUILTIN_PHADDBW): Ditto.
3532 (IX86_BUILTIN_PHADDBD): Ditto.
3533 (IX86_BUILTIN_PHADDBQ): Ditto.
3534 (IX86_BUILTIN_PHADDWD): Ditto.
3535 (IX86_BUILTIN_PHADDWQ): Ditto.
3536 (IX86_BUILTIN_PHADDDQ): Ditto.
3537 (IX86_BUILTIN_PHADDUBW): Ditto.
3538 (IX86_BUILTIN_PHADDUBD): Ditto.
3539 (IX86_BUILTIN_PHADDUBQ): Ditto.
3540 (IX86_BUILTIN_PHADDUWD): Ditto.
3541 (IX86_BUILTIN_PHADDUWQ): Ditto.
3542 (IX86_BUILTIN_PHADDUDQ): Ditto.
3543 (IX86_BUILTIN_PHSUBBW): Ditto.
3544 (IX86_BUILTIN_PHSUBWD): Ditto.
3545 (IX86_BUILTIN_PHSUBDQ): Ditto.
3546 (IX86_BUILTIN_PROTB): Ditto.
3547 (IX86_BUILTIN_PROTW): Ditto.
3548 (IX86_BUILTIN_PROTD): Ditto.
3549 (IX86_BUILTIN_PROTQ): Ditto.
3550 (IX86_BUILTIN_PROTB_IMM): Ditto.
3551 (IX86_BUILTIN_PROTW_IMM): Ditto.
3552 (IX86_BUILTIN_PROTD_IMM): Ditto.
3553 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3554 (IX86_BUILTIN_PSHLB): Ditto.
3555 (IX86_BUILTIN_PSHLW): Ditto.
3556 (IX86_BUILTIN_PSHLD): Ditto.
3557 (IX86_BUILTIN_PSHLQ): Ditto.
3558 (IX86_BUILTIN_PSHAB): Ditto.
3559 (IX86_BUILTIN_PSHAW): Ditto.
3560 (IX86_BUILTIN_PSHAD): Ditto.
3561 (IX86_BUILTIN_PSHAQ): Ditto.
3562 (IX86_BUILTIN_FRCZSS): Ditto.
3563 (IX86_BUILTIN_FRCZSD): Ditto.
3564 (IX86_BUILTIN_FRCZPS): Ditto.
3565 (IX86_BUILTIN_FRCZPD): Ditto.
3566 (IX86_BUILTIN_CVTPH2PS): Ditto.
3567 (IX86_BUILTIN_CVTPS2PH): Ditto.
3568 (IX86_BUILTIN_COMEQSS): Ditto.
3569 (IX86_BUILTIN_COMNESS): Ditto.
3570 (IX86_BUILTIN_COMLTSS): Ditto.
3571 (IX86_BUILTIN_COMLESS): Ditto.
3572 (IX86_BUILTIN_COMGTSS): Ditto.
3573 (IX86_BUILTIN_COMGESS): Ditto.
3574 (IX86_BUILTIN_COMUEQSS): Ditto.
3575 (IX86_BUILTIN_COMUNESS): Ditto.
3576 (IX86_BUILTIN_COMULTSS): Ditto.
3577 (IX86_BUILTIN_COMULESS): Ditto.
3578 (IX86_BUILTIN_COMUGTSS): Ditto.
3579 (IX86_BUILTIN_COMUGESS): Ditto.
3580 (IX86_BUILTIN_COMORDSS): Ditto.
3581 (IX86_BUILTIN_COMUNORDSS): Ditto.
3582 (IX86_BUILTIN_COMFALSESS): Ditto.
3583 (IX86_BUILTIN_COMTRUESS): Ditto.
3584 (IX86_BUILTIN_COMEQSD): Ditto.
3585 (IX86_BUILTIN_COMNESD): Ditto.
3586 (IX86_BUILTIN_COMLTSD): Ditto.
3587 (IX86_BUILTIN_COMLESD): Ditto.
3588 (IX86_BUILTIN_COMGTSD): Ditto.
3589 (IX86_BUILTIN_COMGESD): Ditto.
3590 (IX86_BUILTIN_COMUEQSD): Ditto.
3591 (IX86_BUILTIN_COMUNESD): Ditto.
3592 (IX86_BUILTIN_COMULTSD): Ditto.
3593 (IX86_BUILTIN_COMULESD): Ditto.
3594 (IX86_BUILTIN_COMUGTSD): Ditto.
3595 (IX86_BUILTIN_COMUGESD): Ditto.
3596 (IX86_BUILTIN_COMORDSD): Ditto.
3597 (IX86_BUILTIN_COMUNORDSD): Ditto.
3598 (IX86_BUILTIN_COMFALSESD): Ditto.
3599 (IX86_BUILTIN_COMTRUESD): Ditto.
3600 (IX86_BUILTIN_COMEQPS): Ditto.
3601 (IX86_BUILTIN_COMNEPS): Ditto.
3602 (IX86_BUILTIN_COMLTPS): Ditto.
3603 (IX86_BUILTIN_COMLEPS): Ditto.
3604 (IX86_BUILTIN_COMGTPS): Ditto.
3605 (IX86_BUILTIN_COMGEPS): Ditto.
3606 (IX86_BUILTIN_COMUEQPS): Ditto.
3607 (IX86_BUILTIN_COMUNEPS): Ditto.
3608 (IX86_BUILTIN_COMULTPS): Ditto.
3609 (IX86_BUILTIN_COMULEPS): Ditto.
3610 (IX86_BUILTIN_COMUGTPS): Ditto.
3611 (IX86_BUILTIN_COMUGEPS): Ditto.
3612 (IX86_BUILTIN_COMORDPS): Ditto.
3613 (IX86_BUILTIN_COMUNORDPS): Ditto.
3614 (IX86_BUILTIN_COMFALSEPS): Ditto.
3615 (IX86_BUILTIN_COMTRUEPS): Ditto.
3616 (IX86_BUILTIN_COMEQPD): Ditto.
3617 (IX86_BUILTIN_COMNEPD): Ditto.
3618 (IX86_BUILTIN_COMLTPD): Ditto.
3619 (IX86_BUILTIN_COMLEPD): Ditto.
3620 (IX86_BUILTIN_COMGTPD): Ditto.
3621 (IX86_BUILTIN_COMGEPD): Ditto.
3622 (IX86_BUILTIN_COMUEQPD): Ditto.
3623 (IX86_BUILTIN_COMUNEPD): Ditto.
3624 (IX86_BUILTIN_COMULTPD): Ditto.
3625 (IX86_BUILTIN_COMULEPD): Ditto.
3626 (IX86_BUILTIN_COMUGTPD): Ditto.
3627 (IX86_BUILTIN_COMUGEPD): Ditto.
3628 (IX86_BUILTIN_COMORDPD): Ditto.
3629 (IX86_BUILTIN_COMUNORDPD): Ditto.
3630 (IX86_BUILTIN_COMFALSEPD): Ditto.
3631 (IX86_BUILTIN_COMTRUEPD): Ditto.
3632 (IX86_BUILTIN_PCOMEQUB): Ditto.
3633 (IX86_BUILTIN_PCOMNEUB): Ditto.
3634 (IX86_BUILTIN_PCOMLTUB): Ditto.
3635 (IX86_BUILTIN_PCOMLEUB): Ditto.
3636 (IX86_BUILTIN_PCOMGTUB): Ditto.
3637 (IX86_BUILTIN_PCOMGEUB): Ditto.
3638 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3639 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3640 (IX86_BUILTIN_PCOMEQUW): Ditto.
3641 (IX86_BUILTIN_PCOMNEUW): Ditto.
3642 (IX86_BUILTIN_PCOMLTUW): Ditto.
3643 (IX86_BUILTIN_PCOMLEUW): Ditto.
3644 (IX86_BUILTIN_PCOMGTUW): Ditto.
3645 (IX86_BUILTIN_PCOMGEUW): Ditto.
3646 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3647 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3648 (IX86_BUILTIN_PCOMEQUD): Ditto.
3649 (IX86_BUILTIN_PCOMNEUD): Ditto.
3650 (IX86_BUILTIN_PCOMLTUD): Ditto.
3651 (IX86_BUILTIN_PCOMLEUD): Ditto.
3652 (IX86_BUILTIN_PCOMGTUD): Ditto.
3653 (IX86_BUILTIN_PCOMGEUD): Ditto.
3654 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3655 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3656 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3657 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3658 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3659 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3660 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3661 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3662 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3663 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3664 (IX86_BUILTIN_PCOMEQB): Ditto.
3665 (IX86_BUILTIN_PCOMNEB): Ditto.
3666 (IX86_BUILTIN_PCOMLTB): Ditto.
3667 (IX86_BUILTIN_PCOMLEB): Ditto.
3668 (IX86_BUILTIN_PCOMGTB): Ditto.
3669 (IX86_BUILTIN_PCOMGEB): Ditto.
3670 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3671 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3672 (IX86_BUILTIN_PCOMEQW): Ditto.
3673 (IX86_BUILTIN_PCOMNEW): Ditto.
3674 (IX86_BUILTIN_PCOMLTW): Ditto.
3675 (IX86_BUILTIN_PCOMLEW): Ditto.
3676 (IX86_BUILTIN_PCOMGTW): Ditto.
3677 (IX86_BUILTIN_PCOMGEW): Ditto.
3678 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3679 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3680 (IX86_BUILTIN_PCOMEQD): Ditto.
3681 (IX86_BUILTIN_PCOMNED): Ditto.
3682 (IX86_BUILTIN_PCOMLTD): Ditto.
3683 (IX86_BUILTIN_PCOMLED): Ditto.
3684 (IX86_BUILTIN_PCOMGTD): Ditto.
3685 (IX86_BUILTIN_PCOMGED): Ditto.
3686 (IX86_BUILTIN_PCOMFALSED): Ditto.
3687 (IX86_BUILTIN_PCOMTRUED): Ditto.
3688 (IX86_BUILTIN_PCOMEQQ): Ditto.
3689 (IX86_BUILTIN_PCOMNEQ): Ditto.
3690 (IX86_BUILTIN_PCOMLTQ): Ditto.
3691 (IX86_BUILTIN_PCOMLEQ): Ditto.
3692 (IX86_BUILTIN_PCOMGTQ): Ditto.
3693 (IX86_BUILTIN_PCOMGEQ): Ditto.
3694 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3695 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3696 (enum multi_arg_type): New enum for describing the various SSE5
3697 intrinsic argument types.
3698 (bdesc_multi_arg): New table for SSE5 intrinsics.
3699 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3700 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3702 (ix86_expand_builtin): Add SSE5 intrinsic support.
3703 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3704 operand instructions.
3705 (ix86_expand_sse5_multiple_memory): New function to split the
3706 second memory reference from SSE5 instructions.
3707 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3708 (ix86_return_pops_args): Use stdarg_p to determine if the function
3709 has variable arguments.
3710 (ix86_setup_incoming_varargs): Ditto.
3711 (x86_this_parameter): Ditto.
3713 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3715 (ix86_expand_sse5_pack): Ditto.
3716 (ix86_sse5_valid_op_p): Ditto.
3717 (ix86_expand_sse5_multiple_memory): Ditto.
3719 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3720 constant for SSE5 support.
3721 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3722 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3723 (UNSPEC_SSE5_PERMUTE): Ditto.
3724 (UNSPEC_SSE5_ASHIFT): Ditto.
3725 (UNSPEC_SSE5_LSHIFT): Ditto.
3726 (UNSPEC_FRCZ): Ditto.
3727 (UNSPEC_CVTPH2PS): Ditto.
3728 (UNSPEC_CVTPS2PH): Ditto.
3729 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3731 (COM_FALSE_S): Ditto.
3732 (COM_FALSE_P): Ditto.
3733 (COM_TRUE_S): Ditto.
3734 (COM_TRUE_P): Ditto.
3735 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3736 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3738 (memory attribute): Ditto.
3739 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3740 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3741 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3742 (floor<mode>2): Ditto.
3743 (ceil<mode>2): Ditto.
3744 (btrunc<mode>2): Ditto.
3745 (nearbyintdf2): Ditto.
3746 (nearbyintsf2): Ditto.
3747 (sse_setccsf): Disable if SSE5.
3748 (sse_setccdf): Ditto.
3749 (sse5_setcc<mode>): New support for SSE5 conditional move.
3750 (sse5_pcmov_<mode>): Ditto.
3752 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3754 (SSEMODEF2P): Ditto.
3755 (ssemodesuffixf4): New mode attribute for SSE5.
3756 (ssemodesuffixf2s): Ditto.
3757 (ssemodesuffixf2c): Ditto.
3758 (sserotatemax): Ditto.
3759 (ssescalarmode): Ditto.
3760 (sse_maskcmpv4sf3): Disable if SSE5.
3761 (sse_maskcmpv2df3): Ditto.
3762 (sse_vmmaskcmpv4sf3): Ditto.
3763 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
3764 (sse5_vmfmadd<mode>4): Ditto.
3765 (sse5_fmsub<mode>4): Ditto.
3766 (sse5_vmfmsub<mode>4): Ditto.
3767 (sse5_fnmadd<mode>4): Ditto.
3768 (sse5_vmfnmadd<mode>4): Ditto.
3769 (sse5_fnmsub<mode>4): Ditto.
3770 (sse5_vmfnmsub<mode>4): Ditto.
3771 (sse5i_fmadd<mode>4): Ditto.
3772 (sse5i_fmsub<mode>4): Ditto.
3773 (sse5i_fnmadd<mode>4): Ditto.
3774 (sse5i_fnmsub<mode>4): Ditto.
3775 (sse5i_vmfmadd<mode>4): Ditto.
3776 (sse5i_vmfmsub<mode>4): Ditto.
3777 (sse5i_vmfnmadd<mode>4): Ditto.
3778 (sse5i_vmfnmsub<mode>4): Ditto.
3779 (mulv16qi3): Add SSE5 support.
3781 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3782 (sse2_mulv4si3): Disable if SSE5.
3783 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3784 (sse4_1_roundps): Ditto.
3785 (sse4_1_roundsd): Ditto.
3786 (sse4_1_roundss): Ditto.
3787 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3789 (sse_maskcmpsf3): Ditto.
3790 (sse_vmmaskcmpv4sf3): Ditto.
3791 (sse2_maskcmpv2df3): Ditto.
3792 (sse2_maskcmpdf3): Ditto.
3793 (sse2_vmmaskcmpv2df3): Ditto.
3794 (sse2_eq<mode>3): Ditto.
3795 (sse2_gt<mode>3): Ditto.
3796 (sse5_pcmov_<mode>): Add SSE5 support.
3797 (vec_unpacku_hi_v16qi): Ditto.
3798 (vec_unpacks_hi_v16qi): Ditto.
3799 (vec_unpacku_lo_v16qi): Ditto.
3800 (vec_unpacks_lo_v16qi): Ditto.
3801 (vec_unpacku_hi_v8hi): Ditto.
3802 (vec_unpacks_hi_v8hi): Ditto.
3803 (vec_unpacku_lo_v8hi): Ditto.
3804 (vec_unpacks_lo_v8hi): Ditto.
3805 (vec_unpacku_hi_v4si): Ditto.
3806 (vec_unpacks_hi_v4si): Ditto.
3807 (vec_unpacku_lo_v4si): Ditto.
3808 (vec_unpacks_lo_v4si): Ditto.
3809 (sse5_pmacsww): New SSE5 intrinsic insn.
3810 (sse5_pmacssww): Ditto.
3811 (sse5_pmacsdd): Ditto.
3812 (sse5_pmacssdd): Ditto.
3813 (sse5_pmacssdql): Ditto.
3814 (sse5_pmacssdqh): Ditto.
3815 (sse5_pmacsdqh): Ditto.
3816 (sse5_pmacsswd): Ditto.
3817 (sse5_pmacswd): Ditto.
3818 (sse5_pmadcsswd): Ditto.
3819 (sse5_pmadcswd): Ditto.
3820 (sse5_pcmov_<move>): Conditional move support on SSE5.
3821 (sse5_phaddbw): New SSE5 intrinsic insn.
3822 (sse5_phaddbd): Ditto.
3823 (sse5_phaddbq): Ditto.
3824 (sse5_phaddwd): Ditto.
3825 (sse5_phaddwq): Ditto.
3826 (sse5_phadddq): Ditto.
3827 (sse5_phaddubw): Ditto.
3828 (sse5_phaddubd): Ditto.
3829 (sse5_phaddubq): Ditto.
3830 (sse5_phadduwd): Ditto.
3831 (sse5_phadduwq): Ditto.
3832 (sse5_phaddudq): Ditto.
3833 (sse5_phsubbw): Ditto.
3834 (sse5_phsubwd): Ditto.
3835 (sse5_phsubdq): Ditto.
3836 (sse5_pperm): Ditto.
3837 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3838 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3839 (sse5_pperm_sign_v8hi_v4si): Ditto.
3840 (sse5_pperm_zero_v8hi_v4si): Ditto.
3841 (sse5_pperm_sign_v4si_v2di): Ditto.
3842 (sse5_pperm_sign_v4si_v2di): Ditto.
3843 (sse5_pperm_pack_v2di_v4si): Ditto.
3844 (sse5_pperm_pack_v4si_v8hi): Ditto.
3845 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3846 (sse5_perm<mode>): New SSE5 intrinsic insn.
3847 (rotl<mode>3): Ditto.
3848 (sse5_rotl<mode>3): Ditto.
3849 (sse5_ashl<mode>3): Ditto.
3850 (sse5_lshl<mode>3): Ditto.
3851 (sse5_frcz<mode>2): Ditto.
3852 (sse5s_frcz<mode>2): Ditto.
3853 (sse5_cvtph2ps): Ditto.
3854 (sse5_cvtps2ph): Ditto.
3855 (sse5_vmmaskcmp<mode>3): Ditto.
3856 (sse5_com_tf<mode>3): Ditto.
3857 (sse5_maskcmp<mode>3): Ditto.
3858 (sse5_maskcmp_uns<mode>3): Ditto.
3859 (sse5_maskcmp_uns2<mode>3): Ditto.
3860 (sse5_pcom_tf<mode>3): Ditto.
3862 * config/i386/predicates.md (sse5_comparison_float_operator):
3863 New predicate to match the comparison operators supported by
3864 the SSE5 com instruction.
3865 (ix86_comparison_int_operator): New predicate to match just the
3866 signed int comparisons.
3867 (ix86_comparison_uns_operator): New predicate to match just the
3868 unsigned int comparisons.
3870 * doc/invoke.texi (-msse5): Add documentation.
3871 (-mfused-madd): Ditto.
3873 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3875 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3877 (x86_64-*-*): Ditto.
3879 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3881 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3882 intrinisics for SSE5.
3884 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3887 * config/i386/mmintrin-common.h: New file, to contain common
3888 instructions between SSE4.1 and SSE5.
3890 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3891 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3892 (gen_regparm_prefix): Ditto.
3894 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3895 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3896 prototype_p to determine if a function is prototyped.
3898 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
3900 * c-common.c (c_common_reswords) add the alignof keyword,
3901 with same RID as __alignof and __alignof__
3903 2009-08-25 Anatoly Sokolov <aesok@post.ru>
3905 * hooks.h (hook_bool_const_int_const_int_true): Declare.
3906 * hooks.c (hook_bool_const_int_const_int_true): New function.
3907 * target.h (struct gcc_target): Add can_eliminate field.
3908 * target-def.h (TARGET_CAN_ELIMINATE): Define.
3909 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
3910 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
3911 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
3912 (elim_table): Revise comment.
3913 * system.h (CAN_ELIMINATE): Poison.
3914 * defaults.h (CAN_ELIMINATE): Remove.
3915 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3917 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
3918 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
3920 (alpha_vms_can_eliminate): Declare as static, change return type to
3922 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
3924 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
3925 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
3926 (arm_can_eliminate): New function.
3928 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
3929 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
3930 (avr_can_eliminate): Declare as static.
3931 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
3933 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
3934 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
3935 (bfin_can_eliminate): New function.
3937 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
3938 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
3939 (crx_can_eliminate): New function.
3941 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
3942 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
3943 (fr30_can_eliminate): New function.
3945 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
3946 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
3947 (frv_can_eliminate): New function.
3949 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
3950 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
3951 (h8300_can_eliminate): New function.
3953 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
3954 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
3955 (i386_can_eliminate): Declare as static, change return type to bool.
3956 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
3958 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
3959 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
3960 (ia64_can_eliminate): New function.
3962 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
3963 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
3964 (iq2000_can_eliminate): New function.
3966 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
3967 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
3968 (m32r_can_eliminate): New function.
3970 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
3971 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
3972 (m68hc11_can_eliminate): New function.
3974 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
3975 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
3976 (m68k_can_eliminate): New function.
3978 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
3979 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
3980 (mep_can_eliminate): New function.
3982 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
3983 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
3984 (mips_can_eliminate): New function.
3986 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
3987 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
3988 (rs6000_can_eliminate): New function.
3990 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
3991 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
3992 (s390_can_eliminate): Declare as static.
3993 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
3995 * config/score/score.h (CAN_ELIMINATE): Remove macro.
3996 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
3997 (score_can_eliminate): New function.
3999 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4000 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4001 (sparc_can_eliminate): Declare as static.
4002 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4004 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4005 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4006 (xstormy16_can_eliminate): New function.
4008 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4009 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4010 (v850_can_eliminate): New function.
4012 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4014 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4015 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4016 (*movdfcc_ext[1234]): Disable for IEEE mode.
4018 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4020 * gimplify.c (prepare_gimple_addressable): New static function.
4021 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4023 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4024 manually fiddling with it.
4026 2009-08-25 Michael Matz <matz@suse.de>
4028 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4029 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4031 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4032 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4033 (do_jump): Split out code for simple binary comparisons into ...
4034 (do_jump_1): ... this, taking the individual operands and code.
4035 Change callers to helper function above accordingly.
4036 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4039 2009-08-25 Michael Matz <matz@suse.de>
4041 * expr.h (struct separate_ops, sepops): New type for passing
4042 around an exploded simple expression.
4043 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4044 Use this structure instead of expression tree.
4045 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4046 expression, only its type.
4047 (expand_vec_cond_expr): Take type and individual operands instead
4049 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4050 expand_vec_shift_expr): Change prototype accordingly.
4051 * tree-vect-stmts.c (vectorizable_condition): Change call of
4052 expand_vec_cond_expr_p to pass only type.
4053 * expr.c (do_store_flags): Change prototype and implementation
4054 to take an exploded expression.
4055 (expand_expr_real_1): New local ops initialized with details
4056 of the full expression. Use it instead of full
4057 expression in calls to do_store_flags, expand_vec_cond_expr,
4058 expand_widen_pattern_expr and expand_vec_shift_expr.
4060 2009-08-25 Michael Matz <matz@suse.de>
4062 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4063 treeop2 initialized with first three operands of the full expression.
4064 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4066 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4068 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4069 (__gthread_objc_condition_allocate): Mark arguments as unused.
4070 (__gthread_objc_condition_deallocate): Likewise.
4071 (__gthread_objc_condition_wait): Likewise.
4072 (__gthread_objc_condition_broadcast): Likewise.
4073 (__gthread_objc_condition_signal): Likewise.
4074 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4075 (__gthread_objc_thread_id): Likewise.
4077 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4080 * tree-pretty-print.c (print_call_name): Print the correct call name
4081 for procedure pointer components.
4083 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4085 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4086 default_promote_function_mode when not VMS.
4088 2009-08-24 Olivier Hainque <hainque@adacore.com>
4090 * convert.c (convert_to_integer): Don't assume an input pointer is
4091 POINTER_SIZE wide. Fetch from the type instead.
4093 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4095 * configure.ac (AC_PREREQ): Bump to 2.64.
4097 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4099 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4100 (process_command): Don't search standard_exec_prefix_1 and
4101 standard_exec_prefix_2.
4103 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4105 * config/arm/arm.c (output_return_instruction): Handle for
4108 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4110 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4112 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4114 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4115 (*arm_movdf_vfp): Likewise.
4117 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4119 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4120 (vashr<mode>3): Rename from ashr<mode>3.
4121 (vlshr<mode>3): Rename from lshr<mode>3.
4123 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4126 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4127 (check_format_info_main): Use scalar_identify_flag.
4128 (check_format_types): Check for scalar size identity if
4129 scalar_identify_flag is set.
4130 (printf_length_specs): Extend by new field.
4131 (asm_fprintf_length_specs): Likewise.
4132 (gcc_diag_length_specs): Likewise.
4133 (scanf_length_specs): Likewise.
4134 (strfmon_length_specs): Likewise.
4135 (gcc_gfc_length_specs): Likewise.
4136 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4137 (ms_printf_flag_specs): Likewise.
4138 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4140 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4143 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4144 (*call_value_pop_1): Ditto.
4145 (*sibcall_pop_1): New insn pattern.
4146 (*sibcall_value_pop_1): Ditto.
4148 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4151 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4154 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4157 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4158 (get_reg_use_in): New function.
4159 (forward_propagate_subreg): Propagate through subreg of zero_extend
4162 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4164 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4165 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4167 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4169 * configure.ac: Remove --with-datarootdir, --with-docdir,
4170 --with-htmldir switches. No need to call AC_SUBST for
4171 datarootdir, docdir, htmldir any more.
4172 * configure: Regenerate.
4173 * doc/install.texi (Configuration): Document --datarootdir,
4174 --docdir, --htmldir, --pdfdir; update documentation for
4175 --infodir, --mandir.
4176 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4179 * aclocal.m4: Regenerate.
4180 * config.in: Regenerate.
4181 * configure: Regenerate.
4183 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4184 Olivier Hainque <hainque@adacore.com>
4186 * config/ia64/ia64.c: Include libfuncs.h.
4187 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4188 (ia64_expand_call): Use reg 25 on VMS.
4189 (ia64_initialize_trampoline): Fix for VMS ABI.
4190 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4191 (ia64_function_arg): Initialize reg 25 on VMS.
4192 Fix OpenVMS ABI issues for varargs.
4193 For OpenVMS, emit the Argument Information register set in the
4194 incoming/sibcall case as well.
4195 (ia64_arg_type): New function.
4196 (ia64_function_arg_advance): Keep track of cum->words.
4197 Fix OpenVMS ABI issues for varargs.
4198 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4199 (ia64_override_options): Set flag_no_common on VMS.
4200 (ia64_init_builtins): Disable FWRITE builtin.
4201 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4202 (ia64_vms_init_libfuncs): Add decc$ routines.
4203 (ia64_vms_valid_pointer_mode): New function.
4204 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4205 (ia64_promote_function_mode): New function
4206 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4207 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4208 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4209 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4210 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4211 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4212 Suppress trailing '#' if VALUE is numeric.
4213 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4214 ia64_promote_function_mode.
4215 (TARGET_VALID_POINTER_MODE): Define.
4217 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4220 * config/rs6000/rs6000.c (rs6000_override_options): Use
4221 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4224 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4225 reporting of vector + decimal/boolean/complex error.
4227 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4229 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4230 __vector double TYPE_DECL.
4232 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4234 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4235 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4236 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4237 to pointer to enum machine_mode. Update all callers as needed.
4239 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4241 * config/alpha/alpha.md (exception_receiver): Emit alternative
4242 GP load sequence if flag_reorder_blocks_and_partition is set.
4243 (*exception_receiver_2): Also enable when
4244 flag_reorder_blocks_and_partition is set.
4246 2009-08-20 Matt Rice <ratmice@gmail.com>
4247 Diego Novillo <dnovillo@google.com>
4249 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4252 2009-08-20 Richard Guenther <rguenther@suse.de>
4254 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4255 * c-tree.h (c_dup_lang_specific_decl): Remove.
4256 (struct lang_decl, struct lang_type): Move definitions ...
4257 * c-lang.h: ... here. New file.
4258 * c-decl.c: Include c-lang.h.
4259 (c_dup_lang_specific_decl): Remove.
4260 * c-typeck.c: Include c-lang.h.
4261 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4262 (c-typeck.o): Likewise.
4263 * c-config-lang.in (gtfiles): Add c-lang.h.
4264 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4267 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4269 * config/alpha/alpha.c (alpha_end_function): Do not clear
4270 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4271 this is now handled in generic code.
4273 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4275 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4276 (s390_z10_fix_long_loop_prediction): New function.
4277 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4278 (s390_reorg): Walk over the INSNs and invoke
4279 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4281 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4283 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4284 "*brx_64bit", "*brx_31bit"): New patterns.
4285 * config/s390/s390.c ('E'): New output modifier.
4287 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4288 Richard Earnshaw <richard.earnshaw@arm.com>
4290 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4291 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4293 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4295 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4297 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4298 for mode mode of operand0 when doing secondary reload for SAR.
4300 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4303 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4304 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4306 2009-08-19 Jason Merrill <jason@redhat.com>
4308 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4309 supported template depth in C++0x.
4311 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4313 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4314 free_after_compilation.
4315 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4316 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4317 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4318 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4319 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4320 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4321 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4323 2009-08-19 Ian Lance Taylor <iant@google.com>
4325 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4326 of (plus (mult (neg B) C) A).
4328 2009-08-18 Michael Matz <matz@suse.de>
4330 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4331 instead of comparing TYPE_MAIN_VARIANT for equality.
4332 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4333 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4334 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4335 * gimplify.c (goa_lhs_expr_p): Ditto and use
4336 STRIP_USELESS_TYPE_CONVERSION.
4338 2009-08-18 Michael Matz <matz@suse.de>
4340 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4341 first field in a struct.
4342 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4344 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4346 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4347 locators before emit_insn is called. Remove assert that
4349 (alpha_end_function): Clear crtl->emit structure and free insn
4350 locators if cfun->is_thunk is true.
4352 2009-08-18 Jason Merrill <jason@redhat.com>
4354 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4356 * configure.ac: Test for it.
4357 * configure, config.in: Regenerate.
4358 * doc/install.texi: Document --enable-gnu-unique-object.
4360 2009-08-18 Richard Guenther <rguenther@suse.de>
4363 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4364 pow(x,y*z) only if x is nonnegative.
4366 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4368 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4372 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4373 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4375 2009-08-17 DJ Delorie <dj@redhat.com>
4377 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4378 * config/m32c/prologue.md (epilogue_freit): New.
4380 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4381 (bank_switch_p): Likewise.
4382 (fast_interrupt_p): Likewise.
4383 (interrupt_p): Likewise.
4384 (m32c_conditional_register_usage): Round memregs size up.
4385 (need_to_save): We only need to save $a0 when we use ENTER.
4386 (interrupt_p): Check for fast_interrupt too.
4387 (bank_switch_p): New.
4388 (fast_interrupt_p): New.
4389 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4390 (m32c_emit_prolog): Support bank switching and fast interrupts.
4391 * doc/extend.texi (Function Attributes): Add bank_switch and
4394 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4396 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4397 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4399 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4401 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4402 (menu): Add IA-64/VMS Options.
4403 (IA-64/VMS Options): Likewise.
4405 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4408 * config/mips/mips.md (*lwxs): Use :P for pointer values.
4410 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4412 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
4413 (mips_pop_asm_switch): Likewise.
4414 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
4416 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4417 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
4418 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
4419 (mips_print_operand_punctuation): Use them. Check mips_noreorder
4420 instead of set_noreorder.
4421 (mips_output_function_prologue): Use the new functions.
4422 (mips_output_function_epilogue): Likewise.
4423 (mips_need_noat_wrapper_p): New function, split out from...
4424 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
4425 Use mips_push_asm_switch and mips_pop_asm_switch.
4426 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
4427 and mips_pop_asm_switch.
4428 (ASM_OUTPUT_REG_POP): Likewise.
4429 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
4430 Use mips_pop_asm_switch.
4431 (mips_asm_switch): New structure.
4432 (set_noreorder, set_nomacro): Replace with...
4433 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4434 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
4435 instead of set_nomacro.
4436 (fix_truncsfsi2_macro): Likewise.
4437 (cprestore): Likewise.
4438 (hazard): Use mips_noreorder instead of set_noreorder.
4439 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4441 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
4443 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
4444 from prev_active_insn.
4446 2009-08-16 Anatoly Sokolov <aesok@post.ru>
4448 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
4449 * config/avr/avr.c (avr_override_options): Initialize
4450 avr_current_arch variable.
4451 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
4452 __AVR_HAVE_16BIT_SP__ according to the device type.
4453 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
4455 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
4456 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
4458 2009-08-16 Dodji Seketeli <dodji@redhat.com>
4461 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
4462 generating inlined subroutine die only. We shouldn't be
4463 called for anything else.
4464 (gen_block_die): Don't generate inline subroutine debug info for
4467 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4469 * graphite-poly.c (print_pbb): Print PBB index.
4471 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4474 * graphite-interchange.c (ppl_max_for_le): Moved...
4475 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
4476 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
4477 ppl_Pointset_Powerset_C_Polyhedron_maximize.
4478 * graphite-ppl.h (ppl_max_for_le): Declared.
4480 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
4482 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
4483 supported on all platforms.
4484 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
4485 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
4486 * c-pragma.c: Likewise.
4487 * target-def.h (TARGET_INITIALIZER): Remove
4488 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4489 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4491 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4493 * config/ia64/fde-vms.c: New file.
4494 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
4495 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
4496 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
4497 (uw_frame_state_for): Only register a personality routine if it is
4498 known to be compatible with our expectations.
4499 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
4500 Declare unw_table_entry stack variable and
4501 mod all calls to _Unwind_FindTableEntry to add arg.
4502 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
4503 (_Unwind_FindTableEntry): Add arg to prototype.
4505 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
4507 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
4508 field 'signal_pfs_loc'.
4509 (uw_frame_state_for): Remove duplicate code dealing with leaf
4510 procedures without unwind info.
4511 If in the frame after unwinding through a signal handler, restore
4512 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
4513 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
4514 'pfs_loc' to the AR.PFS location in the signal context; instead
4515 set 'signal_pfs_loc'.
4516 Manually generate the unwind info for the AR.PFS register.
4517 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
4518 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
4519 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
4520 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
4521 instead set 'signal_pfs_loc'.
4522 Remove code preventing the AR.PFS register from being restored
4523 from the signal context.
4525 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4526 Tristan Gingold <gingold@adacore.com>
4528 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
4529 * config/ia64/t-vms: New file.
4530 * config/ia64/vms64.h: New file.
4531 * config/ia64/vms.h: New file.
4532 * config/ia64/vms-crtinit.asm: New file.
4533 * config/ia64/vms_symvec_libgcc_s.opt: New file.
4534 * config/ia64/vms-unwind.h: New file.
4536 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4538 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
4541 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4544 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
4546 * real.h (do_mpc_arg2): ... here.
4547 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
4550 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
4552 * final.c (add_debug_prefix_map): Don't use GC memory for
4553 old_prefix and new_prefix.
4555 2009-08-14 Richard Guenther <rguenther@suse.de>
4557 * ipa-prop.c (compute_complex_pass_through): If we cannot
4558 compute a non-varying offset for IPA_JF_ANCESTOR punt.
4560 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4562 * c-lex.c (c_lex_with_flags): Increase size of local variable
4563 to avoid memory clobber.
4565 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
4568 * config/i386/i386.c (ix86_fp_comparison_strategy):
4569 Only enable/disable sahf at function granularity.
4571 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
4573 PR rtl-optimization/41064
4574 * reload1.c (reload_as_needed): Don't call extract_insn
4575 for known invalid replacements after calling
4576 validate_replace_rtx_group and verify_changes.
4578 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4581 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
4582 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
4583 ix86_expand_fp_vcond.
4584 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
4585 Assert that operation is supported by ix86_expand_int_vcond.
4586 (vcondu<SSEMODE124C8:mode>): Ditto.
4588 2009-08-13 DJ Delorie <dj@redhat.com>
4590 * config/i386/djgpp-stdint.h: New.
4591 * config.gcc (djgpp): Use it.
4593 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
4595 * config/sh/sh.c (sh_override_options): When flag_exceptions or
4596 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
4598 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
4600 * tree-ssa-loop-prefetch.c
4601 (prune_ref_by_group_reuse): Enhance probabilistic analysis
4602 for long-stride pruning.
4603 (compute_miss_rate): New function to compute the probability
4604 that two memory references access different cache lines.
4606 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
4608 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
4610 2009-08-13 Richard Guenther <rguenther@suse.de>
4613 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
4614 use the constant pointer type.
4615 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
4616 of CV qualifiers on the target pointer type.
4617 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
4618 conversion check before restrict check.
4620 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4623 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
4625 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4627 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
4629 2009-08-12 Richard Guenther <rguenther@suse.de>
4631 PR tree-optimization/41011
4632 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
4633 and reference constructing.
4635 2009-08-12 Xinliang David Li <davidxl@google.com>
4637 PR tree-optimization/41012
4638 * tree-flow.h : New external interface.
4639 * gimple-low.c (check_call_arg): Change to public function.
4640 Remove argument mismatch check in lowering.
4641 * tree-inline.h (tree_can_inline_p): Interface change.
4642 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
4644 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
4645 Call change to tree_can_inline_p function.
4646 (cgraph_decide_inlining_incrementally): Ditto.
4648 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
4650 PR tree-optimization/41031
4651 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
4652 on the partition variable rather than promote_mode on the source
4653 type. Assert that the partition variable's type has the same
4654 mode as the source value's.
4656 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
4658 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
4659 for for_return == 2.
4660 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
4662 * calls.c (expand_call): Fix typo.
4663 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
4665 * stmt.c (expand_value_return): Use promote_function_mode to copy out
4667 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
4668 * config/cris/cris.c (cris_promote_function_mode): Likewise.
4669 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
4670 * config/pa/pa.c (pa_promote_function_mode): Likewise.
4672 2009-08-12 Andrew Haley <aph@redhat.com>
4674 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
4676 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4679 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4681 2009-08-12 Richard Guenther <rguenther@suse.de>
4683 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
4684 * gimplify.c (gimplify_modify_expr): Do not use
4685 lang_hooks.types_compatible_p.
4686 * tree-ssa.c (useless_type_conversion_p): For aggregates
4687 just return false if the canonical types differ.
4689 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4692 * sese.c (convert_for_phi_arg): New.
4693 (add_guard_exit_phis): Use convert_for_phi_arg.
4695 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4697 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
4698 unknown subscript upper bounds.
4700 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4701 Pranav Garg <pranav.garg2107@gmail.com>
4703 * graphite-interchange.c (gather_access_strides): Removed.
4704 (ppl_max_for_le): New.
4705 (build_linearized_memory_access): New.
4706 (memory_stride_in_loop): New.
4707 (pbb_interchange_profitable_p): Reimplemented.
4708 * graphite-ppl.h (ppl_new_id_map): New.
4709 (ppl_interchange): New.
4711 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4713 * graphite-interchange.c (compute_subscript): Removed.
4714 (compute_array_size_cstr): Removed.
4715 (compute_array_size_poly): Removed.
4716 (compute_array_size): Removed.
4717 (gather_access_strides_poly): Removed.
4718 (gather_access_strides): Empty.
4720 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4722 * graphite-dependences.c (dependence_polyhedron_1): Replace
4723 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
4724 (graphite_legal_transform_dr): Same.
4725 (graphite_carried_dependence_level_k): Same.
4726 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
4727 Initialize PDR_NB_SUBSCRIPTS.
4728 (print_pdr_access_layout): Replace pdr_nb_subscripts with
4730 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
4731 (PDR_NB_SUBSCRIPTS): New.
4732 (pdr_nb_subscripts): Removed.
4733 (pdr_dim): Simplified.
4734 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
4735 with PDR_NB_SUBSCRIPTS.
4737 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4739 * graphite-interchange.c (compute_array_size): Remove use of
4741 * graphite-poly.c (new_poly_dr): Remove argument data_container.
4742 Do not initialize PDR_DATA_CONTAINER.
4743 (print_pdr): Do not print PDR_DATA_CONTAINER.
4744 * graphite-poly.h (struct poly_dr): Remove data_container field.
4745 (PDR_DATA_CONTAINER): Removed.
4746 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
4748 (build_poly_dr): Same.
4750 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4751 Sebastian Pop <sebastian.pop@amd.com>
4753 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
4754 copy of the dependence polyhedron. Free the temporary objects.
4755 (graphite_carried_dependence_level_k): Free unused objects before
4758 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
4759 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
4760 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
4761 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
4762 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
4764 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4766 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
4767 Early return without analyzing the data dependences if no
4768 transform has been done. Call restore_scattering if the transform
4770 (graphite-interchange.c): Same.
4771 * graphite-poly.c (print_scattering_function): Test for
4773 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
4774 (apply_poly_transforms): Do not gcc_assert that
4775 the transform is legal.
4776 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
4777 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
4778 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
4779 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
4780 * graphite-poly.h (struct poly_scattering): New.
4781 (struct poly_bb): Add original, transformed, and saved fields.
4782 Remove transformed_scattering, original_scattering,
4783 nb_local_variables and nb_scattering_transform fields.
4784 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
4785 (poly_scattering_new): New.
4786 (poly_scattering_free): New.
4787 (poly_scattering_copy): New.
4788 (store_scattering_pbb): New.
4789 (store_scattering): New.
4790 (restore_scattering_pbb): New.
4791 (restore_scattering): New.
4792 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
4793 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
4795 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4797 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
4800 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4802 * Makefile.in (graphite.o): Depends on PREDICT_H.
4803 * graphite.c: Include predict.h.
4804 (graphite_finalize): Call tree_estimate_probability.
4805 * predict.c (predict_loops): Do not call scev_initialize and
4807 (tree_estimate_probability_bb): New.
4808 (tree_estimate_probability): Do not initialize loops: move that
4809 code to the driver. Call tree_estimate_probability_bb.
4810 (tree_estimate_probability_driver): New.
4811 (pass_profile): Use tree_estimate_probability_driver.
4812 * predict.h (tree_estimate_probability): Declared.
4814 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4816 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
4817 * graphite-dependences.c (graphite_legal_transform): Add time to
4818 TV_GRAPHITE_DATA_DEPS.
4819 (dependency_between_pbbs_p): Same.
4820 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
4822 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
4824 PR rtl-optimization/41033
4825 * alias.c (nonoverlapping_component_refs_p): Punt when strict
4826 aliasing is disabled.
4828 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4830 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
4831 si_mask_operand, and_load_operand, low_bitmask_operand,
4832 and_reg_operand, and_operand): New predicates.
4833 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
4834 * config/mips/mips.c (and_operands_ok): New function.
4835 * config/mips/mips-protos.h (and_operands_ok): Declare it.
4836 * config/mips/mips.md (move_type): Add ext_ins and logical.
4837 (type): Handle them.
4838 (and<mode>3): Use and_reg_operand as the second operand's predicate.
4839 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
4840 shift_shift. Remove commutative constraint modifier.
4841 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
4843 (*clear_upper32_dext): Remove define_insn_and_split.
4844 (*clear_upper32): Turn this define_insn_and_split ...
4845 (splitter for ANDing register with 0xffff_ffff): .. into this.
4847 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4849 * combine.c (try_widen_shift_mode): Factor out code to check if an
4850 integer constant is a low-order bitmask from here ...
4851 * rtlanal.c (low_bitmask_len): ... to here.
4852 * rtl.h (low_bitmask_len): Declare.
4854 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
4857 * config/alpha/alpha.md (addsi3): Remove expander.
4858 (addsi3): Rename from *addsi3_internal insn pattern.
4859 (subsi3): Remove expander.
4860 (subsi3): Rename from *subsi3_internal insn pattern.
4862 2009-08-11 Douglas B Rupp <rupp@gnat.com>
4864 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
4867 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
4868 Eric Botcazou <botcazou@adacore.com>
4869 Douglas B Rupp <rupp@gnat.com>
4871 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
4872 that records that fit in 64 bits are returned by immediate value,
4873 as required by OpenVMS Calling Standard.
4874 (function_value): Adjust for above modification.
4875 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
4876 virtual_incoming_args_rtx as base object, not next_arg.
4877 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
4879 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4881 * reload.c (find_reloads_subreg_address): Check the original
4882 req_equiv_mem address to detect the case where an address is
4883 not valid in the outer mode.
4885 2009-08-11 Richard Guenther <rguenther@suse.de>
4888 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
4890 2009-08-10 Douglas B Rupp <rupp@gnat.com>
4892 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
4893 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
4895 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
4896 Douglas B Rupp <rupp@gnat.com>
4898 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
4899 PT_STACK when frame_pointer_needed on OpenVMS.
4900 (alpha_pv_save_size, alpha_using_fp): Remove.
4901 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
4902 with proper processing for PT_NULL.
4903 (alpha_vms_initial_elimination_offset): New function. Support for
4904 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
4905 (alpha_sa_size): Force procedure type to PT_STACK when
4906 frame_pointer_needed on OpenVMS.
4907 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
4908 (alpha_using_fp): Likewise.
4909 (alpha_vms_can_eliminate): Add prototype.
4910 (alpha_vms_initial_elimination_offset): Likewise.
4911 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
4912 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
4914 2009-08-10 Eric Botcazou <botcazou@adacore.com>
4915 Douglas B Rupp <rupp@gnat.com>
4917 * config/alpha/alpha.c (common_object_handler): New function.
4918 (vms_attribute_table): Declare a single attribute "common_object".
4919 (vms_output_aligned_decl_common): New global function.
4920 (SECTION_VMS_OVERLAY): Delete.
4921 (SECTION_VMS_GLOBAL): Likewise.
4922 (SECTION_VMS_INITIALIZE): Likewise.
4923 (vms_asm_named_section): Remove support for above flags.
4924 (vms_section_type_flags): Delete.
4925 (TARGET_SECTION_TYPE_FLAGS): Likewise.
4926 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
4927 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
4928 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
4930 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
4933 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
4934 (sub_ddmmss): Likewise.
4936 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
4939 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
4942 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4945 * reload1.c (reload_as_needed): Use cancel_changes to completely
4946 undo a failed replacement attempt.
4948 2009-08-10 Richard Guenther <rguenther@suse.de>
4951 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
4952 (useless_type_conversion_p): ... here. Require pointer targets
4955 2009-08-10 Dodji Seketeli <dodji@redhat.com>
4958 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
4959 loose the original type of the statement list.
4961 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4963 * config/alpha/alpha.c: Include libfuncs.h
4964 (avms_asm_output_extern): New function.
4965 (alpha_init_libfuncs): Init some decc libfuncs.
4966 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
4967 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
4968 (DO_CRTL_NAMES): Define.
4970 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
4971 (LONG_TYPE_SIZE): Define.
4972 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
4973 (SUBTARGET_SWITCHES): Define malloc64 switch.
4974 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
4975 (MASK_RETURN_ADDR): Define.
4976 doc/invoke.texi (mmalloc64): Document switch.
4978 2009-08-09 Olivier Hainque <hainque@adacore.com>
4979 Douglas B Rupp <rupp@gnat.com>
4981 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
4982 uses_condition_handler.
4983 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
4984 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
4985 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
4986 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
4987 (code_for_builtin): New insn codes for the new alpha_builtins.
4988 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
4989 (alpha_sa_size): Account for uses_condition_handler.
4990 (alpha_expand_prologue): Likewise.
4991 (alpha_start_function): Likewise.
4992 (alpha_expand_epilogue): Likewise.
4993 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
4994 establish/revert expanders.
4995 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
4996 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
4997 New expander, resorting to the alpha.c associated function.
4998 (builtin_revert_vms_condition_handler): Likewise.
4999 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5000 __gcc_shell_handler, the static VMS condition handler used as
5001 an indirection wrapper to the current dynamically established
5003 * config/alpha/vms-unwind.h: Complete rewrite.
5004 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5005 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5007 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5008 Douglas B Rupp <rupp@gnat.com>
5010 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5011 (alpha_need_linkage): Handle aliases. Return function symbol.
5012 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5013 Use ultimate alias target for the linkage name.
5014 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5015 by alpha_need_linkage for the function symbol.
5016 (setmemdi): Likewise.
5018 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5020 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5021 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5022 (ASM_WEAKEN_LABEL): Define.
5023 (CRT_CALL_STATIC_FUNCTION): Define.
5024 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5025 (ENDFILE_SPEC): Define.
5026 (INIT_SECTION_ASM_OP): Define.
5027 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5028 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5030 (MULTILIB_OSDIRNAMES): Define.
5031 (shlib_version): Define.
5032 (SHLIB_EXT): Define.
5033 (SHLIB_OBJS): Define.
5034 (SHLIB_NAME): Define.
5035 (SHLIB_MULTILIB): Define.
5036 (SHLIB_INSTALL): Define.
5037 (SHLIB_SYMVEC): Define.
5038 (SHLIB_SYMVECX2): Define.
5039 (SHLIB_LINK): Define.
5041 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5043 * config/alpha/alpha.c (alpha_initialize_trampoline):
5044 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5045 (alpha_start_function): Emit transfer address on nested functions
5046 for VMS trampoline call.
5047 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5048 since no longer used.
5049 * config/alpha/vms-tramp.asm: Remove.
5050 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5051 since now only data initialized at runtime.
5053 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5055 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5056 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5057 (MD_EXEC_PREFIX): Remove, no longer used.
5058 (MD_STARTFILE_PREFIX): Likewise.
5059 (INCLUDE_DEFAULTS): Likewise.
5060 * config/alpha/t-vms:
5061 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5063 2009-08-09 Richard Guenther <rguenther@suse.de>
5065 PR tree-optimization/41016
5066 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5067 (operand_precision): Remove.
5068 (integral_operand_p): Likewise.
5069 (recognize_single_bit_test): Adjust.
5071 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5073 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5074 operation overflows. Likewise non-cast unary arithmetic.
5075 If one arm of a conditional expression is always taken,
5076 inhibit evaluation warnings for the other arm. Likewise inhibit
5077 evaluation warnings for the second && or || operand if the first
5078 operand is enough to determine the result.
5079 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5081 (build_binary_op): Prevent duplicate evaluation warnings.
5083 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5085 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5086 and destination have different modes, Use promote_mode to
5087 determine the signedness of the conversion. Assert that the
5088 promoted source mode matches the destination mode. Don't pass
5089 the destination and destination mode to expand_expr if the source
5090 mode is different. Simplify conversion logic.
5092 2009-08-09 Ira Rosen <irar@il.ibm.com>
5094 PR tree-optimization/41008
5095 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5096 from condition only in case it's a comparison. Adjust checks.
5098 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5100 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5101 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5102 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5103 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5104 (dump_cand): Handle them.
5105 (struct iv_cand): New members COST_STEP and AINC_USE.
5106 (stmt_after_increment): Likewise.
5107 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5108 callers changed. Use gimple_uid comparison instead of scanning.
5109 (add_candidate_1): When looking for identical candidates, take
5110 AINC_USE into account. Set it for new candidates.
5111 (force_expr_to_var_cost): Cast target_spill_cost to int.
5112 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5113 All callers changed. Check for availability of autoinc addressing
5114 modes, both in general for a given mode, and in the specific use case.
5115 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5117 (get_computation_cost): Likewise.
5118 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5119 add_autoinc_candidates): New static functions.
5120 (add_candidate): Call add_autoinc_candidates for candidates based on
5122 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5123 (determine_use_iv_cost_address): If we have an autoinc candidate at
5124 the matching use, verify autoinc is possible and subtract the cost
5125 of the candidate's step from the cost.
5126 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5127 member of the candidate.
5128 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5129 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5131 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5133 * config.build (ia64-hp-*vms*): New target.
5134 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5136 * config.gcc (ia64-hp-*vms*): New target.
5137 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5139 * config.host (ia64-hp-*vms*): New target.
5140 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5143 2009-08-08 Richard Guenther <rguenther@suse.de>
5145 PR tree-optimization/40991
5146 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5148 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5150 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5151 mode check. Do truncations in an integer mode.
5152 (force_to_mode): Handle subregs for all mode types. Only do
5153 arithmetic simplifications on integer modes.
5155 2009-08-07 Richard Guenther <rguenther@suse.de>
5157 PR tree-optimization/40999
5158 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5159 (maybe_fold_reference): Lookup constant initializers.
5160 (fold_gimple_assign): Likewise.
5162 2009-08-07 Richard Guenther <rguenther@suse.de>
5164 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5165 that require structural equality defer to the langhook.
5167 2009-08-07 Martin Jambor <mjambor@suse.cz>
5169 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5171 (struct ipa_pass_through_data): New type.
5172 (struct ipa_ancestor_jf_data): New type.
5173 (union jump_func_value): Removed field formal_id, added fields
5174 pass_through and ancestor.
5175 (struct ipa_param_call_note): Changed type of formal_id to int from
5177 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5178 operations jump functions and ancestor jump functions.
5179 (compute_complex_pass_through): New function.
5180 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5181 reflect changes in the jump function strucutre.
5182 (update_jump_functions_after_inlining): Ignore complex pass-through
5183 and ancestor jump functions.
5184 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5185 polynomial pass-through with operation jump functions.
5187 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5189 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5190 fde->dw_fde_begin as begin label instead of hot/cold label.
5191 Use LLSDAC label instead of LLSDA for second section lsda.
5192 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5193 label instead of LLSDA if it is true.
5194 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5196 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5197 SECTION argument. Use it as index into crtl->eh.call_site_record
5199 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5200 use it to determine how to print table entries instead of using
5201 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5202 label instead of normal begin label as base.
5203 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5204 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5205 ensure no EH range spans between sections and that landing pads
5206 are always in the corresponding section.
5207 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5208 for crtl->eh.call_site_record being an array rather than scalar.
5209 (output_one_function_exception_table): New function, copied
5210 from output_function_exception_table. Adjust
5211 dw2_size_of_call_site_table, dw2_output_call_site_table
5212 callers. For SECOND section use *C suffixed labels.
5213 (output_function_exception_table): Call
5214 output_one_function_exception_table and, when doing hot/cold
5215 partitioning, also another time for the second section.
5216 * opts.c: Include except.h.
5217 (decode_options): Allow -freorder-blocks-and-partition with
5218 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5219 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5220 * function.h (struct rtl_eh): Change call_site_record from
5221 scalar into array of 2 elements.
5223 2009-08-07 Martin Jambor <mjambor@suse.cz>
5225 * ipa-prop.c (count_formal_params_1): New function.
5226 (ipa_get_vector_of_formal_parms): New function.
5227 (get_vector_of_formal_parm_types): New function.
5228 (ipa_modify_formal_parameters): New function.
5229 (ipa_modify_call_arguments): New function.
5230 (index_in_adjustments_multiple_times_p): New function.
5231 (ipa_combine_adjustments): New function.
5232 (ipa_dump_param_adjustments): New function.
5233 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5234 (ipa_get_vector_of_formal_parms): Declare.
5235 (ipa_modify_formal_parameters): Declare.
5236 (ipa_modify_call_arguments): Declare.
5237 (ipa_combine_adjustments): Declare.
5238 (ipa_dump_param_adjustments): Declare.
5239 (build_ref_for_offset): Declare.
5240 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5241 * tree-sra.c: Include ipa-prop.c.
5242 (build_ref_for_offset): Make public.
5244 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5246 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5248 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5250 * gcc/doc/extend.texi (__builtin_extract_return_address)
5251 (__builtin_frob_return_address): Document.
5253 2009-08-06 Paul Brook <paul@codesourcery.com>
5255 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5256 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5257 implementation on ARMv6-M.
5259 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5261 * doc/extend.texi (pcs): Document new attribute for ARM.
5263 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5265 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5268 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5270 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5273 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5275 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5277 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5279 Merge ARM/hard_vfp_branch to trunk.
5281 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5283 * arm.c (libcall_eq): New function.
5284 (libcall_hash): New function.
5285 (add_libcall): New function.
5286 (arm_libcall_uses_aapcs_base): New function.
5287 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5288 libcalls using the base PCS.
5289 (arm_init_cumulative_args): Likewise.
5291 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5293 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5294 Use base ABI for conversion libfuncs between HFmode and SFmode.
5296 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5298 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5299 V4SImode as representatives of all 64-bit and 128-bit vector
5300 types. Allow vector types without vector modes.
5301 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5302 without vector modes like BLKmode.
5303 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5304 BLKmode. Avoid unsupported vector modes or TImode moves for
5306 (aapcs_vfp_allocate_return_reg): Likewise.
5307 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5308 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5310 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5312 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5313 (arm_get_pcs_model): Pass attribute arguments to
5314 arm_pcs_from_attribute.
5315 (arm_init_cumulative_args): Use base AAPCS for conversions from
5316 floating-point types to DImode.
5317 (arm_attribute_table): Add pcs attribute.
5318 (arm_handle_pcs_attribute): New.
5319 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5320 conversions from floating-point types to DImode, also declare them
5321 to use base AAPCS and declare functions they call to use base
5322 AAPCS and their RTABI names.
5324 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5326 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5327 -mfloat-abi=hard not being supported for VFP.
5329 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5331 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5332 SYMBOL_REF to hard_libcall_value.
5334 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5335 Richard Earnshaw <rearnsha@arm.com>
5337 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5338 has been put on the stack, all remaining co-processory arguments for
5339 that co-processor also go on the stack.
5341 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5343 * config/arm/arm.c (arm_return_in_memory): Handle returning
5344 vectors of suitable size in registers also for AAPCS case.
5346 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5348 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5350 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5352 ARM Hard-VFP calling convention
5353 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5354 * target.h (gcc_target): Add libcall_value to table of call hooks.
5355 * targhooks.h (default_libcall_value): Default implementation.
5356 * targhooks.c (default_libcall_value): Likewise.
5357 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5358 * optabs.c (expand_unop): Use it.
5359 * expr.h (hard_libcall_value): Pass the function RTX through.
5360 * calls.c (emit_library_call_value_1): Update call to
5362 * explow.c (hard_libcall_value): Use new target hook.
5363 * testsuite/lib/target-supports.exp
5364 (check_effective_target_arm_hard_vfp_ok): New hook.
5365 (check_effective_target_arm_neon_ok): Improve test for neon
5367 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5368 * config/arm/arm.c: Include cgraph.h
5369 (TARGET_FUNCTION_VALUE): Override default hook.
5370 (arm_pcs_default): New variable.
5371 (arm_override_options): Don't fault hard calling convention with VFP.
5372 Add support for AAPCS variants.
5373 (arm_function_value): Make static. Handle AAPCS variants.
5374 (arm_libcall_value): New function.
5375 (arm_apply_result_size): Handle VFP registers in results.
5376 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5378 (pcs_attribute_args): New variable.
5379 (arm_pcs_from_attribute): New function.
5380 (arm_get_pcs_model): New function.
5381 (aapcs_vfp_cum_init): New function.
5382 (aapcs_vfp_sub_candidate): New function.
5383 (aapcs_vfp_is_return_candidate): New function.
5384 (aapcs_vfp_is_call_candidate): New function.
5385 (aapcs_vfp_allocate): New function.
5386 (aapcs_vfp_allocate_return_reg): New function.
5387 (aapcs_vfp_advance): New function.
5388 (aapcs_cp_arg_layout): New variable.
5389 (aapcs_select_call_coproc): New function.
5390 (aapcs_select_return_coproc): New function.
5391 (aapcs_allocate_return_reg): New function.
5392 (aapcs_libcall_value): New function.
5393 (aapcs_layout_arg): New function.
5394 (arm_init_cumulative_args): Initialize AAPCS args data.
5395 (arm_function_arg): Handle AAPCS variants using new interface.
5396 (arm_arg_parital_bytes): Likewise.
5397 (arm_function_arg_advance): New function.
5398 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5399 calling conventions.
5400 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5401 * arm.h (NUM_VFP_ARG_REGS): Define.
5402 (LIBCALL_VALUE): Update.
5403 (FUNCTION_VALUE): Delete.
5404 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5405 (arm_pcs): New enum.
5406 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
5407 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
5408 (FUNCTION_ARG_REGNO_P): Add VFP regs.
5409 * arm-protos.h (arm_function_arg_advance): Add.
5410 (aapcs_libcall_value): Add.
5411 (arm_function_value): Delete.
5413 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
5414 H.J. Lu <hongjiu.lu@intel.com>
5417 * config/i386/i386.c (standard_sse_mode_p): Remove.
5418 (standard_sse_constant_p): Return 2 for integer mode
5419 vector_all_ones_operand when SSE2 is enabled.
5420 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
5421 (ix86_expand_vector_move): Do not check for negative values from
5422 standard_sse_constant_p.
5424 2009-08-06 Richard Guenther <rguenther@suse.de>
5426 * tree-ssa.c (useless_type_conversion_p_1): Make function and
5427 array type comparisons frontend independent.
5428 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
5429 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
5430 out array reference lower bound and element size operands.
5431 (ao_ref_init_from_vn_reference): Properly compute the offset
5432 for ARRAY_RANGE_REF.
5433 (vn_reference_fold_indirect): Fill out array reference lower
5434 bound and element size operands.
5435 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
5436 a non gimple valued reference operand which can happen for
5437 array reference lower bound or element size.
5438 (create_component_ref_by_pieces_1): Properly generate the
5439 element size operand for array references.
5441 2009-08-06 Richard Guenther <rguenther@suse.de>
5443 PR tree-optimization/40964
5444 * tree.c (iterative_hash_host_wide_int): Export.
5445 * tree.h (iterative_hash_host_wide_int): Declare.
5446 * tree-ssa-structalias.c (heapvar_map): New struct.
5447 (heapvar_map_eq): New function.
5448 (heapvar_map_hash): Likewise.
5449 (heapvar_lookup): Adjust.
5450 (heapvar_insert): Likewise.
5451 (make_constraint_from_heapvar): Allow multiple heap variables
5452 per decl at different offsets.
5453 (init_alias_heapvars): Adjust.
5455 2009-08-04 David Daney <ddaney@caviumnetworks.com>
5457 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
5458 * mips_output_sync_loop (mips_output_sync_loop): Only emit
5459 trailing sync if TARGET_SYNC_AFTER_SC.
5461 2009-08-05 David Daney <ddaney@caviumnetworks.com>
5463 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
5464 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
5465 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
5466 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
5467 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5468 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5469 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5470 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
5471 test_and_set_12): Rewrite calls to mips_output_sync_loop.
5472 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
5473 the prototype declaration match the definition.
5474 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
5475 instructions explicitly. Add barrier_before and operands
5477 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
5478 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
5479 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
5480 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5481 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
5482 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
5484 2009-08-05 Andrew Pinski <pinskia@gmail.com>
5486 * tree-ssa-alias.c: Fix intervals to use [) syntax.
5488 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
5489 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5492 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
5495 2009-08-05 Jakub Jelinek <jakub@redhat.com>
5497 PR rtl-optimization/40924
5498 * dse.c (canon_address): Before calling cselib_expand_value_rtx
5499 make sure canon_rtx (mem_address) isn't simpler than
5500 canon_rtx (expanded_mem_address).
5502 2009-08-05 Li Feng <nemokingdom@gmail.com>
5504 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
5506 (build_scop_drs): Build alias set for each SCoP.
5508 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
5510 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
5511 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
5512 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
5513 (MIPS_ARCH_FLOAT_SPEC): Likewise.
5514 (BASE_DRIVER_SELF_SPECS): Likewise.
5516 2009-08-04 Andrew Pinski <pinskia@gmail.com>
5518 * tree-ssa-alias.c: Fix some comment typos.
5520 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
5522 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
5523 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
5525 2009-08-03 Janis Johnson <janis187@us.ibm.com>
5528 * simplify-rtx.c (simplify_binary_operation_1): Disable
5529 simplifications for decimal float operations.
5531 2009-08-03 Jakub Jelinek <jakub@redhat.com>
5534 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
5535 operand of INDIRECT_REF.
5537 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
5539 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
5540 constants referencing TLS symbols.
5542 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5544 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
5545 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
5547 2009-08-03 Richard Guenther <rguenther@suse.de>
5549 * tree.c (make_vector_type): Build a main variant first,
5550 get the canonical one and then build the variant.
5551 * tree-ssa.c (useless_type_conversion_p_1): Handle
5553 (useless_type_conversion_p): Conversions to pointers to
5554 incomplete record types are useless.
5556 2009-08-03 Richard Guenther <rguenther@suse.de>
5558 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
5559 file will be created.
5560 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
5561 * toplev.c (compile_file): Adjust comment.
5563 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
5565 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
5566 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
5567 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5568 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5569 (sh_promote_function_mode): Fix typo.
5571 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
5573 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
5575 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5577 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
5578 declaration arguments.
5580 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
5582 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
5583 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
5584 (ix86_split_ashl): Ditto.
5585 (ix86_expand_vector_init_one_nonzero): Ditto.
5586 (ix86_expand_vector_set): Ditto.
5587 (ix86_expand_reduc_v4sf): Ditto.
5589 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
5591 * explow.c (promote_function_mode): Remove assert.
5592 * config/sh/sh.c (sh_promote_function_mode): Declare.
5594 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5596 * config/pa/pa.c (pa_promote_function_mode): Declare.
5597 Change to static. Fix promote_mode call.
5599 * gthr-dce.h (CONST_CAST2): Define if not defined.
5600 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
5602 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
5604 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
5606 * expr.c (store_constructor): Use promote_decl_mode. Remove
5607 now write-only variable unsignedp.
5608 (expand_expr_real_1): Use promote_decl_mode.
5609 * expr.h (promote_function_mode, promote_decl_mode): New.
5610 (promote_mode): Remove last argument.
5611 * function.c (assign_temp): Drop last argument of promote_mode.
5612 (assign_parm_find_data_types): Use promote_function_mode.
5613 (assign_parm_setup_reg): Likewise.
5614 (expand_function_end): Use promote_function_mode.
5615 * calls.c (initialize_argument_information): Use promote_function_mode.
5616 (precompute_arguments): Use promote_mode instead of checking if
5617 only PROMOTE_FUNCTION_MODE is defined.
5618 (expand_call): When making sibcall decisions, use promote_function_mode.
5619 Below, remove an if for targetm.calls.promote_function_return and
5620 and use promote_function_mode.
5621 (emit_library_call_value_1): Use promote_function_mode, fix bug
5622 where promote_mode was passed FOR_CALL == 0 for a return value in an
5624 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5625 * explow.c (promote_function_mode, promote_decl_mode): New.
5626 (promote_mode): Keep only the FOR_CALL == 0 case.
5627 * combine.c (setup_incoming_promotion): Remove test of
5628 promote_function_args. Use promote_function_mode.
5629 * stmt.c (expand_value_return): Use promote_decl_mode.
5630 (expand_decl): Use promote_decl_mode.
5632 * expr.c (store_constructor): Use promote_decl_mode. Remove
5633 now write-only variable unsignedp.
5634 (expand_expr_real_1): Use promote_decl_mode.
5635 * expr.h (promote_function_mode, promote_decl_mode): New.
5636 (promote_mode): Remove last argument.
5637 * function.c (assign_temp): Drop last argument of promote_mode.
5638 (assign_parm_find_data_types): Use promote_function_mode.
5639 (assign_parm_setup_reg): Likewise.
5640 (expand_function_end): Use promote_function_mode.
5641 * calls.c (initialize_argument_information): Use promote_function_mode.
5642 (precompute_arguments): Use promote_mode instead of checking if
5643 only PROMOTE_FUNCTION_MODE is defined.
5644 (expand_call): When making sibcall decisions, use promote_function_mode.
5645 Below, remove an if for targetm.calls.promote_function_return and
5646 and use promote_function_mode.
5647 (emit_library_call_value_1): Use promote_function_mode, fix bug
5648 where promote_mode was passed FOR_CALL == 0 for a return value in an
5650 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5651 * explow.c (promote_function_mode, promote_decl_mode): New.
5652 (promote_mode): Keep only the FOR_CALL == 0 case.
5653 * combine.c (setup_incoming_promotion): Remove test of
5654 promote_function_args. Use promote_function_mode.
5655 * stmt.c (expand_value_return): Use promote_decl_mode.
5656 (expand_decl): Use promote_decl_mode.
5658 * explow.c (promote_function_mode): Just call the target hook.
5659 * targhooks.c (default_promote_function_mode,
5660 default_promote_function_mode_always_promote): New.
5661 * targhooks.h (default_promote_function_mode,
5662 default_promote_function_mode_always_promote): Declare.
5663 * target.h (promote_function_args, promote_function_return): Remove.
5664 (promote_function_mode): New.
5665 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5666 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5667 (TARGET_PROMOTE_FUNCTION_MODE): New.
5668 (TARGET_CALLS): Adjust.
5669 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
5670 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
5672 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
5673 * config/s390/s390.c (s390_promote_function_mode): ... here,
5674 with pointer handling.
5675 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5676 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5678 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
5679 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
5680 with pointer handling.
5681 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5682 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5684 * config/sh/sh-protos.h (sh_promote_function_mode): New.
5685 * config/sh/sh.c (sh_promote_function_mode): New.
5686 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5687 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5689 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
5690 * config/cris/cris.c (cris_promote_function_mode): ... here.
5691 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5692 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5694 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
5695 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
5696 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5697 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5699 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
5700 * config/arm/arm.c (arm_promote_function_mode): ... here, without
5701 complex type handling.
5702 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5703 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5705 * config/pa/pa.c (pa_promote_function_mode): New.
5706 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5707 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5709 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
5710 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5711 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
5712 * config/xtensa/xtensa.c: Likewise.
5713 * config/stormy16/stormy16.c: Likewise.
5714 * config/iq2000/iq2000.c: Likewise.
5715 * config/rs6000/rs6000.c: Likewise.
5716 * config/picochip/picochip.c: Likewise.
5717 * config/arc/arc.c: Likewise.
5718 * config/mcore/mcore.c: Likewise.
5719 * config/score/score.c: Likewise.
5720 * config/mips/mips.c: Likewise.
5721 * config/bfin/bfin.c: Likewise.
5722 * config/ia64/ia64.c: Likewise (disabled though).
5724 * config/frv/frv.h: Remove pointless remark.
5726 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
5727 TARGET_PROMOTE_FUNCTION_ARGS,
5728 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
5729 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
5731 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
5733 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
5734 -floop-parallelize-all.
5735 * toplev.c (process_options): Rename flag_graphite_force_parallel to
5736 flag_loop_parallelize_all.
5737 * tree-ssa-loop.c (gate_graphite_transforms): Same.
5738 * graphite.c (graphite_transform_loops): Same.
5740 * graphite-poly.c (apply_poly_transforms): Same.
5742 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
5744 PR tree-optimization/40914
5745 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
5746 if set, then check the delta field of the PMF record.
5747 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
5748 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
5749 call is stored in the delta.
5751 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
5753 * config/mips/mips.md (*clear_upper32_dext): New pattern.
5755 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
5757 * config/i386/bsd.h (ASM_BYTE): New define.
5758 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
5759 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
5760 .byte. Use fputs or putc instead of fprintf where appropriate.
5761 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
5762 fputs or putc instead of fprintf where appropriate.
5763 * config/i386/i386elf.h: Ditto.
5764 * config/i386/sysv4.h: Ditto.
5766 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
5767 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
5768 (*tls_global_dynamic_64): Ditto.
5770 2009-07-31 Christian Bruel <christian.bruel@st.com>
5772 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5774 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5776 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
5777 Remove dead code for MINUS.
5779 2009-07-31 Anthony Green <green@moxielogic.com>
5781 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
5783 (moxie_expand_epilogue): Ditto for epilogue.
5784 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
5786 (moxie_function_arg): Ditto.
5787 (moxie_pass_by_reference): Ditto.
5788 (moxie_arg_partial_bytes): Ditto.
5789 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
5790 (FUNCTION_ARG_ADVANCE) Ditto.
5791 (REG_PARM_STACK_SPACE) Ditto.
5792 (FUNCTION_ARG_REGNO_P) Dito.
5794 * config.gcc: Add moxie linux config support.
5795 * gcc/config/moxie/uclinux.h: New file.
5797 2009-07-31 DJ Delorie <dj@redhat.com>
5799 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
5800 (UNSPECV_SP_SWITCH_E): New.
5801 (sp_switch_1): Change to an unspec.
5802 (sp_switch_2): Change to an unspec. Don't use post-inc when we
5804 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
5805 reference the new stack's address
5807 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5809 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
5810 graphite-clast-to-gimple.o, graphite-dependences.o,
5811 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5812 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
5813 (graphite-blocking.o,
5814 graphite-clast-to-gimple.o, graphite-dependences.o,
5815 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5816 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
5817 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
5818 * cfgloop.h (struct loop): Add can_be_parallel field.
5819 * common.opt (fgraphite-identity): Moved up.
5820 (fgraphite-force-parallel): New flag.
5821 * graphite.c: Rewrite.
5822 * graphite.h: Rewrite.
5823 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
5825 * toplev.c (graphite_out_file): New file descriptor.
5826 (graphite_in_file): New.
5827 (process_options): flag_graphite_force_parallel cannot be used without
5829 * tree-ssa-loop.c: Include toplev.h.
5830 (gate_graphite_transforms): Enable flag_graphite for
5831 flag_graphite_force_parallel.
5833 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5835 * ChangeLog.graphite: New.
5836 * graphite-blocking.c: New.
5837 * graphite-clast-to-gimple.c: New.
5838 * graphite-clast-to-gimple.h: New.
5839 * graphite-dependences.c: New.
5840 * graphite-dependences.h: New.
5841 * graphite-interchange.c: New.
5842 * graphite-poly.c: New.
5843 * graphite-poly.h: New.
5844 * graphite-ppl.c: New.
5845 * graphite-ppl.h: New.
5846 * graphite-scop-detection.c: New.
5847 * graphite-scop-detection.h: New.
5848 * graphite-sese-to-poly.c: New.
5849 * graphite-sese-to-poly.h: New.
5853 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5855 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
5856 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
5858 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5860 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
5861 (scev_is_linear_expression): Return false if the evolution is not
5862 affine multivariate.
5864 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5866 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
5867 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
5869 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5871 * tree-data-ref.c (debug_data_references): New.
5872 (debug_data_reference): New.
5873 * tree-data-ref.h (debug_data_references): Declared.
5874 (debug_data_reference): Declared.
5876 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5878 * tree-data-ref.c (stmt_simple_memref_p: Removed.
5879 * tree-data-ref.h (scop_p): Removed.
5880 (struct data_reference): Remove field scop.
5882 (stmt_simple_memref_p): Removed.
5884 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5886 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
5887 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
5890 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5892 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
5894 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5896 * doc/invoke.texi (-fgraphite-identity): Documented.
5898 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5900 * tree-scalar-evolution.c: Fix comment.
5901 (instantiate_scev_1): Return unknow from scev instantiation if the
5902 result is not above instantiate_below.
5904 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5906 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
5907 static anymore. Instantiate the symbols that may have been introduced
5909 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
5912 2009-07-30 DJ Delorie <dj@redhat.com>
5914 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
5915 .vliw directive to VLIW sections.
5917 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5919 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
5921 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
5922 (AUTOHEADER): New variable.
5923 ($(srcdir)/cstamp-h.in): Use it.
5925 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
5926 Pat Haugen <pthaugen@us.ibm.com>
5927 Revital Eres <ERES@il.ibm.com>
5929 * config/rs6000/vector.md (VEC_F): Add VSX support.
5933 (vector_load_<mode>): Ditto.
5934 (vector_store_<mode>): Ditto.
5935 (vector GPR move split): Ditto.
5936 (vec_reload_and_plus_<mptrsize>): Ditto.
5937 (vec_reload_and_reg_<mptrsize>): Ditto.
5938 (add<mode>3): Ditto.
5939 (sub<mode>3): Ditto.
5940 (mul<mode>3): Ditto.
5941 (neg<mode>2): Ditto.
5942 (abs<mode>2): Ditto.
5943 (smin<mode>3): Ditto.
5944 (smax<mode>3): Ditto.
5945 (vector_eq<mode>): Ditto.
5946 (vector_gt<mode>): Ditto.
5947 (vector_ge<mode>): Ditto.
5948 (vector_gtu<mode>): Ditto.
5949 (vector_select_<mode>_uns): Ditto.
5950 (vector_eq_<mode>_p): Ditto.
5951 (vector_gt_<mode>_p): Ditto.
5952 (vector_ge_<mode>_p): Ditto.
5953 (vector_gtu_<mode>_p): Ditto.
5954 (cr6_test_for_zero): Ditto.
5955 (cr6_test_for_zero_reverse): Ditto.
5956 (cr6_test_for_lt): Ditto.
5957 (cr6_test_for_lt_reverse): Ditto.
5958 (xor<mode>3): Ditto.
5959 (ior<mode>3): Ditto.
5960 (and<mode>3): Ditto.
5961 (one_cmpl<mode>2): Ditto.
5962 (nor<mode>2): Ditto.
5963 (andc<mode>2): Ditto.
5964 (float<VEC_int<mode>2): Ditto.
5965 (unsigned_float<VEC_int><mode>2): Ditto.
5966 (fix_trunc<mode><VEC_int>2): Ditto.
5967 (fixuns_trunc<mode><VEC_int>2): Ditto.
5969 (vec_set<mode>): Ditto.
5970 (vec_extract<mode>): Ditto.
5971 (vec_interleave_highv4sf): Ditto.
5972 (vec_interleave_lowv4sf): Ditto.
5973 (vec_realign_load_<mode>): Ditto.
5974 (vec_shl_<mode>): Ditto.
5975 (vec_shr_<mode>): Ditto.
5976 (div<mode>3): New patterns for VSX.
5977 (vec_interleave_highv2df): Ditto.
5978 (vec_interleave_lowv2df): Ditto.
5979 (vec_pack_trunc_v2df): Ditto.
5980 (vec_pack_sfix_trunc_v2df): Ditto.
5981 (vec_pack_ufix_trunc_v2df): Ditto.
5982 (vec_unpacks_hi_v4sf): Ditto.
5983 (vec_unpacks_lo_v4sf): Ditto.
5984 (vec_unpacks_float_hi_v4si): Ditto.
5985 (vec_unpacks_float_lo_v4si): Ditto.
5986 (vec_unpacku_float_hi_v4si): Ditto.
5987 (vec_unpacku_float_lo_v4si): Ditto.
5988 (movmisalign<mode>): Ditto.
5989 (vector_ceil<mode>2): New patterns for vectorizing math library.
5990 (vector_floor<mode>2): Ditto.
5991 (vector_btrunc<mode>2): Ditto.
5992 (vector_copysign<mode>3): Ditto.
5994 * config/rs6000/predicates.md (easy_vector_constant_msb): New
5995 predicate for setting the high bit in each word, used for copysign.
5997 * config/rs6000/ppc-asm.h (f19): Whitespace.
5998 (f32-f63): Define if VSX.
5999 (v0-v31): Define if Altivec.
6000 (vs0-vs63): Define if VSX.
6002 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6004 * config/rs6000/power7.md: New file, provide tuning parameters for
6007 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6008 (rs6000_cpu_cpp_builtins): Ditto.
6009 (altivec_overloaded_builtins): Ditto.
6010 (altivec_resolve_overloaded_builtin): Ditto.
6012 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6013 debug switch to disable vectorizing simple math builtin
6016 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6017 Vectorize simple math builtin functions.
6018 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6019 hook to vectorize math builtins.
6020 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6021 (rs6000_builtin_conversion): Add VSX/power7 support.
6022 (rs6000_builtin_vec_perm): Ditto.
6023 (vsplits_constant): Add support for loading up a vector constant
6024 with just the high bit set in each part.
6025 (rs6000_expand_vector_init): Add VSX/power7 support.
6026 (rs6000_expand_vector_set): Ditto.
6027 (rs6000_expand_vector_extract): Ditto.
6028 (rs6000_emit_move): Ditto.
6029 (bdesc_3arg): Ditto.
6030 (bdesc_2arg): Ditto.
6031 (bdesc_1arg): Ditto.
6032 (rs6000_expand_ternop_builtin): Ditto.
6033 (altivec_expand_builtin): Ditto.
6034 (rs6000_expand_unop_builtin): Ditto.
6035 (rs6000_init_builtins): Ditto.
6036 (altivec_init_builtins): Ditto.
6037 (builtin_function_type): Ditto.
6038 (rs6000_common_init_builtins): Ditto.
6039 (rs6000_handle_altivec_attribute); Ditto.
6040 (rs6000_mangle_type): Ditto.
6041 (rs6000_vector_mode_supported_p): Ditto.
6042 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6045 * config/rs6000/vsx.md: New file for VSX support.
6047 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6048 identifing values with just the most significant bit set.
6049 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6050 vectorized builtins.
6052 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6053 (UNSPEC_VRFIM): Delete.
6054 (splitter for loading up vector with most significant bit): New
6055 splitter for vectorizing copysign.
6056 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6057 vectorizing simple math functions.
6058 (altivec_vrfip): Add support for vectorizing simple math functions.
6059 (altivec_vrfim): Ditto.
6060 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6062 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6063 (power7.md, vsx.md): Include for power7 support.
6064 (copysigndf3): Use VSX instructions if -mvsx.
6065 (negdf2_fpr): Ditto.
6066 (absdf2_fpr): Ditto.
6067 (nabsdf2_fpr): Ditto.
6068 (adddf3_fpr): Ditto.
6069 (subdf3_fpr): Ditto.
6070 (muldf3_fpr): Ditto.
6071 (divdf3_fpr): Ditto.
6072 (fix_truncdfdi2_fpr): Ditto.
6073 (cmpdf_internal1): Ditto.
6074 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6075 (btruncdf2, btruncdf2_fpr): Ditto.
6076 (ceildf2, ceildf2_fpr): Ditto.
6077 (floordf2, floordf2_fpr): Ditto.
6078 (floatdidf2, floatdidf2_fpr): Ditto.
6079 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6080 (fmsubdf4_fpr): Ditto.
6081 (fnmadddf4_fpr_1): Ditto.
6082 (fnmadddf4_fpr_2): Ditto.
6083 (fnmsubdf4_fpr_1): Ditto.
6084 (fnmsubdf4_fpr_2): Ditto.
6085 (fixuns_truncdfdi2): Add expander for VSX support.
6086 (fix_truncdfdi2): Ditto.
6087 (fix_truncdfsi2): Ditto.
6089 (btruncsf2): Whitespace.
6090 (movdf_hardfloat32): Add support for VSX registers.
6091 (movdf_softfloat32): Ditto.
6092 (movdf_hardfloat64): Ditto.
6093 (movdf_hardfloat64_mfpgpr): Ditto.
6094 (movdf_softfloat64): Ditto.
6095 (movti splitters): Add check for vector registers supporting
6096 TImode in the future.
6097 (bpermd): Add power7 bpermd instruction.
6099 * config/rs6000/altivec.h (vec_div): Define if VSX.
6103 (vec_nearbyint): Ditto.
6106 (all predicates): Use the generic builtin function, and not the V4SF
6107 specific function so that the predicates will work with VSX's V2DF.
6111 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6112 Document new VSX functions and types.
6114 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6117 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6118 "wa", and "j" constraints. Modify "v" to talk about Altivec
6119 instead of just vector.
6121 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6124 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6125 location for phi arguments.
6126 (rewrite_update_phi_arguments): Find locations for reaching defs.
6127 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6128 Add location to add_phi_arg calls.
6129 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6130 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6131 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6132 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6133 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6134 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6135 * tree-phinodes.c (make_phi_node): Initialize location.
6136 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6137 (add_phi_arg): Add location parameter.
6138 (remove_phi_arg_num): Move location when moving phi argument.
6139 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6141 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6142 slpeel_update_phi_nodes_for_guard1,
6143 slpeel_update_phi_nodes_for_guard2,
6144 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6145 vect_loop_versioning): Set locations.
6146 * tree-parloops.c (create_phi_for_local_result,
6147 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6148 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6149 * tree-vect-loop.c (get_initial_def_for_induction,
6150 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6152 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6153 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6154 (gimple_phi_arg_set_location): New. Set locus.
6155 (gimple_phi_arg_has_location): New. Check for locus.
6156 (redirect_edge_var_map_location): New. Return locus from var_map.
6157 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6158 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6159 combining PHI arguments.
6160 (cond_store_replacement): Set location.
6161 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6162 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6163 scop_add_exit_phis_edge): Add locations.
6164 * tree-cfgcleanup.c (remove_forwarder_block,
6165 remove_forwarder_block_with_phi): Add locations.
6166 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6167 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6169 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6170 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6171 flush_pending_stmts): Add source location.
6172 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6173 stack to preserve locations.
6174 * tree-vect-stmts.c (vectorizable_load): Add location.
6175 * tree-inline.c (copy_phis_for_bb): Copy locus.
6176 (setup_one_parameter): Add call locus to inlined parameter stmts.
6177 (initialize_inlined_parameters): Pass in call location as parameter
6179 (tree_function_versioning): Pass location to setup_one_parameter.
6180 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6181 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6182 copy and edge lists.
6183 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6184 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6185 locus parameter and override the stmt default if provided.
6186 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6187 elim_graph_add_edge, elim_graph_remove_succ_edge,
6188 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6189 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6190 eliminate_phi): Add locus info in elimination graph for each edge and
6192 (insert_backedge_copies): Copy locus if present.
6193 * tree-flow.h (struct _edge_var_map): Add locus field.
6194 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6195 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6196 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6198 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6200 2009-07-30 Martin Jambor <mjambor@suse.cz>
6202 PR tree-optimization/40570
6203 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6206 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6208 * ssa-loop-manip.c: Include langhooks.h.
6209 (rewrite_phi_with_iv): New.
6210 (rewrite_all_phi_nodes_with_iv): New.
6211 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6212 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6213 * tree-parloops.c (loop_parallel_p): Move out all conditions
6214 except dependency check.
6215 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6216 (gen_parallel_loop): Call canonicalize_loop_ivs without
6217 reduction_list argument.
6218 (build_new_reduction): New.
6219 (gather_scalar_reductions): New.
6220 (try_get_loop_niter): New.
6221 (try_create_reduction_list): New.
6222 (parallleize_loops): Change the parallel conditions check.
6223 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6224 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6226 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6228 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6230 * doc/options.texi (Option properties): Mention new quoting syntax.
6232 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6234 * config/alpha/alpha.c (alpha_start_function):
6235 Handle VMS_DEBUG_MAIN_POINTER
6236 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6237 * doc/invoke.texi: Document -mdebug-main switch.
6239 2009-07-29 Richard Henderson <rth@redhat.com>
6241 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6242 (cgraph_create_edge_including_clones): Likewise.
6243 * tree-inline.c (copy_bb): Operate on the correct edges
6244 when updating the callgraph.
6246 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6248 * config/alpha/vms-cc.c: Deleted.
6249 * config/alpha/vms-ld.c: Deleted.
6250 * config/alpha/t-vms64: Moved to config/vms
6251 * config/alpha/vms-crt0-64.c: Moved to config/vms
6252 * config/alpha/vms-crt0.c: Moved to config/vms
6253 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6254 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6255 * config/alpha/xm-vms.h: Moved to config/vms
6256 * config/alpha/x-vms: Moved to config/vms
6257 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6259 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6260 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6262 * config/vms/t-vms64: Moved here from config/alpha
6263 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6264 (argc,argv,envp): Enforce 32bit malloc'ing.
6265 * config/vms/vms-psxcrt0-64.c: Likewise.
6266 * config/vms/vms-crt0.c: Moved here from config/alpha.
6267 * config/vms/vms-psxcrt0.c: Likewise.
6268 * config/vms/vms-crtl-64.h: New file.
6269 * config/vms/vms-crtl.h: New file.
6270 * config/vms/vms.opt: New file.
6271 * config/vms/xm-vms64.h: New file.
6272 * config/vms/xm-vms.h: Moved here from config/alpha.
6273 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6275 * config/vms/x-vms: Moved here from config/alpha.
6276 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6277 (vms-ld.o, vms-cc.o): Removed.
6278 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6280 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6282 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6283 correct stack (obvious VMS fix).
6285 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6287 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6288 date, version info if VMS_DEBUGGING_INFO defined.
6289 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6290 size, date calculating code moved here.
6292 2009-07-29 Paul Brook <paul@codesourcery.com>
6294 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6297 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6300 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6301 to DImode when generating insq_le insn.
6303 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6305 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6306 New macro set for VMS_DEBUGGGING_INFO.
6307 (AT_string_form): Use it.
6309 2009-07-28 DJ Delorie <dj@redhat.com>
6311 * config/mep/mep.c (vtext_section): New.
6312 (vftext_section): New.
6313 (ftext_section): New.
6314 (mep_select_section): Add support for functions.
6315 (mep_unique_section): Likewise.
6316 (mep_asm_init_sections): Likewise.
6317 (mep_encode_section_info): Remove it from here.
6319 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6321 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6323 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6324 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6326 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6328 * dwarf2out.c (output_file_names): Test new macro
6329 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6330 (add_comp_dir_attribute): Likewise.
6332 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6334 * config/i386/mingw-w64.h (LINK_SPEC): Add
6335 separating space between commands.
6337 2009-07-28 Jan Hubicka <jh@suse.cz>
6339 PR tree-optimization/40759
6340 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6343 2009-07-27 DJ Delorie <dj@redhat.com>
6345 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6346 types are dword-aligned.
6347 (mep_expand_va_start): Likewise.
6349 2009-07-27 Olivier Hainque <hainque@adacore.com>
6350 Douglas B Rupp <rupp@gnat.com>
6352 * convert.c (convert_to_pointer): Don't assume the target
6353 pointer type is POINTER_SIZE long. Fetch its precision instead.
6355 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6357 * system.h (fopen): Undefine if macro.
6359 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6361 * dwarf2out.c (output_cfi_p): Removed.
6362 (output_cfis): New function.
6363 (output_fde): New function, split from output_call_frame_info.
6364 (output_call_frame_info): Use it.
6365 (dwarf2out_switch_text_section): Use output_cfis.
6367 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6369 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6370 TARGET_BI_ARCH is specified without enabling SJLJ.
6371 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6372 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6374 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6376 * arm.md (negdi2): Use DImode if forcing a value into a register.
6378 2009-07-26 Ira Rosen <irar@il.ibm.com>
6380 PR tree-optimization/40801
6381 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6382 of vector operand from the previous copy of vector statement.
6383 Pass the correct definition type value to
6384 vect_get_vec_def_for_stmt_copy().
6386 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6388 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6389 const char ** conversion.
6391 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6393 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6394 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6395 (gcc_unreachable): Invoke __builtin_unreachable() if
6396 !ENABLE_ASSERT_CHECKING.
6398 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6400 PR rtl-optimization/40445
6401 * emit-rtl.c (next_nonnote_insn_bb): New function.
6402 * rtl.h (next_nonnote_insn_bb): Declare new function.
6403 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6404 with no successors that is the successor of the ENTRY_BLOCK.
6405 Continue from the top after removing an empty fallthrough block.
6406 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
6407 of next_nonnote_insn.
6409 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6411 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
6413 2009-07-25 Martin Jambor <mjambor@suse.cz>
6415 * c-common.c (c_common_attribute_table): New element for noclone.
6416 (handle_noclone_attribute): New function. Forward-declare.
6417 * tree-inline.c (tree_versionable_function_p): Check for noclone
6419 * doc/extend.texi (Labels as Values): Document need for noclone.
6420 (Function Attributes): Document noclone attribute.
6422 2009-07-25 Jakub Jelinek <jakub@redhat.com>
6424 PR rtl-optimization/34999
6425 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
6426 and dw_fde_switched_cold_to_hot fields.
6427 (output_cfi_p): New function.
6428 (output_call_frame_info): If fde->dw_fde_switched_sections,
6429 output 2 FDEs instead of one with corrupted header.
6430 (dwarf2out_do_cfi_startproc): New function.
6431 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
6432 and fde->dw_fde_switched_cold_to_hot.
6433 (dwarf2out_switch_text_section): Compute
6434 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
6435 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
6436 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
6437 Otherwise, compute fde->dw_fde_switch_cfi.
6439 2009-07-24 Cary Coutant <ccoutant@google.com>
6441 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
6443 2009-07-24 Cary Coutant <ccoutant@google.com>
6445 * cfghooks.c (split_block): Copy discriminator to new block.
6446 * tree-cfg.c (assign_discriminator): Check location of last
6447 instruction in block as well as first.
6449 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
6451 * config/i386/linux.c: Use fputs or putc instead of fprintf
6453 * config/i386/gas.h: Ditto.
6454 * config/i386/x86-64.h: Ditto.
6455 * config/i386/att.h: Ditto.
6457 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6459 * expmed.c (emit_store_flag): Use a recursive call to optimize the
6462 2009-07-24 Martin Jambor <mjambor@suse.cz>
6464 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
6465 (ipa_push_func_to_list_1): Declare.
6466 (ipa_push_func_to_list): New function.
6468 * ipa-prop.c (ipa_push_func_to_list_1): New function.
6469 (ipa_init_func_list): Call ipa_push_func_to_list_1.
6470 (ipa_push_func_to_list): Removed.
6471 (ipa_pop_func_from_list): Clear node_enqueued flag.
6473 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6475 * config/s390/s390.c (override_options): Default
6476 max-unrolled-insns to 100 for z10 tuning.
6478 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
6480 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
6481 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
6482 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
6483 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
6484 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
6485 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
6486 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
6488 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6490 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
6491 use default set in mingw32.h header.
6492 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
6493 64-bit /mingw/include path.
6494 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
6497 2009-07-23 Neil Vachharajani <nvachhar@google.com>
6499 PR rtl-optimization/40209
6500 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
6502 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6504 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
6505 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
6506 with the rest of string where appropriate. Use fputs or putc
6507 instead of fprintf where appropriate.
6509 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6510 Pat Haugen <pthaugen@us.ibm.com>
6511 Revital Eres <ERES@il.ibm.com>
6513 * config/rs6000/vector.md: New file. Move most of the vector
6514 expander support here from altivec.md to allow for the VSX vector
6515 unit in the future. Add support for secondary_reload patterns.
6516 Rewrite the patterns for vector comparison, and vector comparison
6517 predicate instructions so that the RTL expresses the desired
6518 behavior, instead of using unspec.
6520 * config/rs6000/constraints.md ("f" constraint): Use
6521 rs6000_constraints to hold the precalculated register class.
6522 ("d" constraint): Ditto.
6523 ("wd" constraint): New constraint for VSX.
6524 ("wf" constraint): Ditto.
6525 ("ws" constraint): Ditto.
6526 ("wa" constraint): Ditto.
6527 ("wZ" constraint): Ditto.
6528 ("j" constraint): Ditto.
6530 * config/rs6000/predicates.md (vsx_register_operand): New
6532 (vfloat_operand): New predicate for vector.md.
6533 (vint_operand): Ditto.
6534 (vlogical_operand): Ditto.
6535 (easy_fp_constant): If VSX, 0.0 is an easy constant.
6536 (easy_vector_constant): Add VSX support.
6537 (altivec_indexed_or_indirect_operand): New predicate for
6538 recognizing Altivec style memory references with AND -16.
6540 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
6541 for vector secondary reload support.
6542 (rs6000_vector_reg_class): Delete, replacing it with
6544 (rs6000_vsx_reg_class): Ditto.
6545 (rs6000_constraints): New array to hold the register classes of
6546 each of the register constraints that can vary at runtime.
6547 (builtin_mode_to_type): New static array for builtin function type
6549 (builtin_hash_table): New static hash table for builtin function
6551 (TARGET_SECONDARY_RELOAD): Define target hook.
6552 (TARGET_IRA_COVER_CLASSES): Ditto.
6553 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
6554 registers are 128 bits if VSX memory reference instructions are used.
6555 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
6557 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
6558 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
6559 Print several of the scheduling related parameters.
6560 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
6561 rs6000_constraints instead of rs6000_vector_reg_class. Move
6562 -mdebug=reg code to rs6000_debug_reg_global. Add support for
6563 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
6564 Altivec. Add VSX support. Setup for secondary reload support on
6565 Altivec/VSX registers.
6566 (rs6000_override_options): Make power7 set the scheduling groups
6567 like the power5. Add support for new debug switches to override
6568 the scheduling defaults. Temporarily disable -mcpu=power7 from
6569 setting -mvsx. Add support for debug switches -malways-hint,
6570 -msched-groups, and -malign-branch-targets.
6571 (rs6000_buitlin_conversion): Add support for returning unsigned
6572 vector conversion functions to fix regressions due to stricter
6574 (rs6000_builtin_mul_widen_even): Ditto.
6575 (rs6000_builtin_mul_widen_odd): Ditto.
6576 (rs6000_builtin_vec_perm): Ditto.
6577 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
6578 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
6580 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
6582 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
6583 VSX types for bit operations. Changes to accomidate vector.md.
6584 (bdesc_2arg): Ditto.
6585 (bdesc_1arg): Ditto.
6586 (struct builtin_description_predicates): Rewrite predicate
6587 handling so that RTL describes the operation, instead of passing
6588 the instruction to be used as a string argument.
6589 (bdesc_altivec_preds): Ditto.
6590 (altivec_expand_predicate_builtin): Ditto.
6591 (altivec_expand_builtin): Ditto.
6592 (rs6000_expand_ternop_builtin): Use a switch instead of an if
6593 statement for vsldoi support.
6594 (altivec_expand_ld_builtin): Change to use new names from vector.md.
6595 (altivec_expand_st_builtin): Ditto.
6596 (paired_expand_builtin): Whitespace changes.
6597 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
6598 builtin_mode_to_type table for secondary reload. Call
6599 builtin_function_type to build random builtin functions.
6600 (altivec_init_builtins): Change to use builtin_function_type to
6601 create builtin function types dynamically as we need them.
6602 (builtin_hash_function): New support for hashing the tree types
6603 for builtin function as we need it, rather than trying to build
6604 all of the trees that we need. Add initial preliminary VSX support.
6605 (builtin_function_type): Ditto.
6606 (builtin_function_eq): Ditto.
6607 (builtin_hash_struct): Ditto.
6608 (rs6000_init_builtins): Ditto.
6609 (rs6000_common_init_builtins): Ditto.
6610 (altivec_init_builtins): Ditto.
6611 (rs6000_common_init_builtins): Ditto.
6612 (enum reload_reg_type): New enum for simplifing reg classes.
6613 (rs6000_reload_register_type): Simplify register classes into GPR,
6614 Vector, and other registers. Altivec and VSX addresses in reload.
6615 (rs6000_secondary_reload_inner): Ditto.
6616 (rs6000_ira_cover_classes): New target hook, that returns the
6617 appropriate cover classes, based on -mvsx being used or not.
6618 (rs6000_secondary_reload_class): Add VSX support.
6619 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
6620 (get_vsel_insn): Ditto.
6621 (rs6000_emit_vector_compare): Rewrite vector conditional support
6622 so that where we can, we use RTL operators, instead of blindly use
6624 (rs6000_emit_vector_select): Ditto.
6625 (rs6000_emit_vector_cond_expr): Ditto.
6626 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
6627 (create_TOC_reference): Add -mdebug=addr support.
6628 (emit_frame_save): VSX loads/stores need register indexed addressing.
6630 * config/rs6000/rs6000.md: Include vector.md.
6632 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
6634 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6635 support for V2DI, V2DF in logical, permute, select operations.
6637 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
6638 switch for vsx/power7.
6639 (-mvsx-scalar-memory): Ditto.
6640 (-mvsx-align-128): Ditto.
6641 (-mallow-movmisalign): Ditto.
6642 (-mallow-df-permute): Ditto.
6643 (-msched-groups): Ditto.
6644 (-malways-hint): Ditto.
6645 (-malign-branch-targets): Ditto.
6647 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
6649 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
6650 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
6651 (rs6000_vector_reg_class): Delete.
6652 (rs6000_vsx_reg_class): Ditto.
6653 (enum rs6000_reg_class_enum): New enum for the constraints that
6654 vary based on target switches.
6655 (rs6000_constraints): New array to hold the register class for all
6656 of the register constraints that vary based on the switches used.
6657 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
6658 (enum rs6000_builtins): Add unsigned varients for the builtin
6659 declarations returned by target hooks for expanding multiplies,
6660 select, and permute operations. Add VSX builtins.
6661 (enum rs6000_builtin_type_index): Add entries for VSX.
6662 (V2DI_type_node): Ditto.
6663 (V2DF_type_node): Ditto.
6664 (unsigned_V2DI_type_node): Ditto.
6665 (bool_long_type_node): Ditto.
6666 (intDI_type_internal_node): Ditto.
6667 (uintDI_type_internal_node): Ditto.
6668 (double_type_internal_node): Ditto.
6670 * config/rs6000/altivec.md (whole file): Move all expanders to
6671 vector.md from altivec.md. Rename insn matching functions to be
6673 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
6674 (altivec_vcmp*): Ditto.
6675 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
6676 (VM): New iterator for moves that includes the VSX types.
6677 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
6678 (altivec_vperm_<mode>_uns): New, for unsigned types.
6679 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
6680 (altivec_eq<mode>): Ditto.
6681 (altivec_gt<mode>): Ditto.
6682 (altivec_gtu<mode>): Ditto.
6683 (altivec_eqv4sf): Ditto.
6684 (altivec_gev4sf): Ditto.
6685 (altivec_gtv4sf): Ditto.
6686 (altivec_vcmpbfp_p): Ditto.
6688 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
6690 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
6693 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6696 * config/i386/i386.c (output_387_ffreep): Rewrite to use
6697 ASM_SHORT instead of .word.
6698 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
6699 instead of .word in asm template.
6701 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
6704 * ira-lives.c (bb_has_abnormal_call_pred): New function.
6705 (process_bb_node_lives): Use it.
6707 * ira.c (setup_cover_and_important_classes): Don't setup
6708 ira_important_class_nums. Add cover classes to the end of
6710 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
6712 (find_reg_class_closure): Use reorder_important_classes.
6714 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
6716 * config/i386/i386.c (i386_ira_cover_classes): New function.
6717 (TARGET_IRA_COVER_CLASSES): Redefine.
6719 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
6720 importance of order of cover classes in the array.
6722 2009-07-22 Diego Novillo <dnovillo@google.com>
6724 * tree-pass.h (TDF_EH): Define.
6725 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
6726 contains TDF_EH, print the EH region number holding GS.
6727 * tree-dump.c (dump_options): Add "eh".
6728 * doc/invoke.texi: Document it.
6730 2009-07-22 Doug Kwan <dougkwan@google.com>
6732 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
6734 2009-07-22 Michael Matz <matz@suse.de>
6736 PR tree-optimization/35229
6737 PR tree-optimization/39300
6739 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
6740 (inhibit_phi_insertion): New function.
6741 (insert_into_preds_of_block): Call it for REFERENCEs.
6742 (init_pre): Initialize and finalize scalar evolutions.
6743 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
6745 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
6747 * config/i386/predicates.md (zero_extended_scalar_load_operand):
6748 Use CONST_VECTOR_NUNITS to determine number of elements.
6750 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
6752 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
6753 (U, W): Constraints are now deprecated and will be removed if we
6755 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
6757 ("prefetch"): Add the stcmh instruction for prefetching.
6758 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
6760 (s390_short_displacement): Return always true if compiling for
6761 machines not providing the long displacement facility.
6762 (s390_mem_constraint): Support the new constraint letter Z.
6763 (s390_check_qrst_address): New function.
6765 2009-07-21 DJ Delorie <dj@redhat.com>
6767 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
6770 2009-07-21 Jason Merrill <jason@redhat.com>
6772 * c-common.c (max_tinst_depth): Increase default to 1024.
6774 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6776 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
6777 (vec_unpacku_float_lo_v4si): Ditto.
6779 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6782 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
6783 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
6784 (builtin_description): Add __builtin_ia32_cvtudq2ps.
6785 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
6787 2009-07-21 Jakub Jelinek <jakub@redhat.com>
6789 PR tree-optimization/40813
6790 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
6793 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
6795 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
6796 with a NOP_EXPR if needed.
6798 2009-07-21 Paul Brook <paul@codesourcery.com>
6800 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
6801 Terminate debug dump with newline.
6803 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6805 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
6806 Cast "1" to unsigned HOST_WIDE_INT.
6807 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
6808 deposit length to the maximum length - lsb. Extend length if
6809 HOST_BITS_PER_WIDE_INT is 32.
6811 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6813 * cgraph.h (constant_pool_htab): New function.
6814 (constant_descriptor_tree): Move from varasm.c.
6815 * varasm.c (constant_pool_htab): New function.
6816 (constant_descriptor_tree): Move to cgraph.h.
6818 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6820 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
6822 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
6824 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
6827 2009-07-20 Xinliang David Li <davidxl@google.com>
6829 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
6831 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
6833 * config/mips/mips.md (move_type): Add arith.
6834 (type): Handle arith.
6835 (zero_extendsidi2): Rename this into ...
6836 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
6837 (zero_extendsidi2): New expander.
6838 (*zero_extendsidi2_dext): New pattern.
6840 2009-07-20 Nick Clifton <nickc@redhat.com>
6842 * config.gcc (mips64-*-*): Add definition of tm_defines in order
6843 to set MIPS_ABI_DEFAULT.
6844 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
6846 2009-07-20 Jakub Jelinek <jakub@redhat.com>
6848 * tree-object-size.c (addr_object_size): Handle unions with
6849 array in it as last field of structs in __bos (, 1) as __bos (, 0).
6851 PR tree-optimization/40792
6852 * tree.c (build_function_type_skip_args): Remove bogus assert.
6854 2009-07-20 Jan Hubicka <jh@suse.cz>
6855 Martin Jambor <mjambor@suse.cz>
6857 * cgraph.h (combined_args_to_skip): New field.
6858 * cgraph.c (cgraph_create_virtual_clone): Properly handle
6859 combined_args_to_skip and args_to_skip.
6860 * tree-inline.c (update_clone_info): New function.
6861 (tree_function_versioning): Call update_clone_info.
6862 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
6864 (cgraph_materialize_all_clones): More extensive dumping, working
6865 with combined_args_to_skip rather than args_to_skip.
6867 2009-07-20 Ira Rosen <irar@il.ibm.com>
6869 * tree-vectorizer.h (vectorizable_condition): Add parameters.
6870 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
6871 (get_initial_def_for_reduction): Likewise.
6872 (vectorizable_reduction): Skip the check of first operand in case
6873 of COND_EXPR. Add check that it is outer loop vectorization if
6874 nested cycle was detected. Call vectorizable_condition() for
6875 COND_EXPR. If reduction epilogue cannot be created do not fail for
6876 nested cycles (if it is not double reduction). Assert that there
6877 is only one type in the loop in case of COND_EXPR. Call
6878 vectorizable_condition() to vectorize COND_EXPR.
6879 * tree-vect-stmts.c (vectorizable_condition): Update comment.
6880 Add parameters. Allow nested cycles if called from
6881 vectorizable_reduction(). Use reduction vector variable if provided.
6882 (vect_analyze_stmt): Call vectorizable_reduction() before
6883 vectorizable_condition().
6884 (vect_transform_stmt): Update call to vectorizable_condition().
6886 2009-07-20 Christian Bruel <christian.bruel@st.com>
6888 * config/sh/sh.opt (-mfmovd): Resurrect and document.
6889 * doc/invoke.texi (-mfmovd): Likewise.
6890 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
6892 2009-07-20 Jan Hubicka <jh@suse.cz>
6894 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
6895 when handling SSA name.
6897 2009-07-19 Jan Hubicka <jh@suse.cz>
6899 PR tree-optimization/40676
6900 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
6901 virtual PHIs in empty BBs.
6903 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6905 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
6906 re-expanded the compound use gen_lowpart instead to convert to the
6909 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6911 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
6912 OUTER_CONST arguments.
6913 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
6914 the new wider mode will be masked off.
6915 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
6917 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6919 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
6920 high-order bits are zero.
6922 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6924 * combine.c (simplify_shift_const_1): Split code to determine
6926 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
6927 new bits shifted in are identical to the old sign bit.
6929 2009-07-18 Richard Guenther <rguenther@suse.de>
6932 * gimplify.c (gimplify_call_expr): Reject code using results from
6933 functions returning void.
6935 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
6937 * doc/md.texi: Document the new PowerPC "es" constraint.
6938 Document that "m" can include automodified addresses on this target,
6939 and explain how %U must be used. Extend the "Q" and "Z" documentation
6940 to suggest "es" as well as "m".
6941 * config/rs6000/constraints.md (es): New memory constraint.
6942 (Q, Z): Update strings to match new documentation.
6944 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
6946 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
6947 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
6948 * config/rs6000/predicates.md (volatile_mem_operand): Use
6949 offsettable_nonstrict_memref_p.
6950 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
6951 (*floatunssidf2_internal): Likewise.
6952 (*fix_truncdfsi2_internal): Likewise.
6953 (*fix_trunctfsi2_internal): Likewise.
6955 2009-07-17 Anatoly Sokolov <aesok@post.ru>
6957 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
6959 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6961 2009-07-17 Richard Guenther <rguenther@suse.de>
6964 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
6965 (pass_warn_unused_result): Likewise.
6966 (TODO_set_props): Remove.
6967 * omp-low.c (diagnose_omp_structured_block_errors): Change to
6969 (pass_diagnose_omp_blocks): Define.
6970 * c-decl.c (pop_file_scope): Do not finalize the CU here.
6971 (c_gimple_diagnostics_recursively): Remove.
6972 (finish_function): Do not call it.
6973 (c_write_global_declarations): Continue after errors.
6974 Finalize the CU here.
6975 * c-gimplify.c (c_genericize): Do not gimplify here.
6976 * c-common.c (c_warn_unused_result): Move ...
6977 * tree-cfg.c (do_warn_unused_result): ... here.
6978 (run_warn_unused_result): New function.
6979 (gate_warn_unused_result): New function.
6980 (pass_warn_unused_result): New pass.
6981 * c-common.h (c_warn_unused_result): Remove.
6982 * flags.h (flag_warn_unused_result): Declare.
6983 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
6984 * opts.c (flag_warn_unused_result): Initialize to false.
6985 * toplev.c (compile_file): Add comment.
6986 * omp-low.c (create_omp_child_function): Do not register
6987 the function with the frontend.
6988 (diagnose_omp_structured_block_errors): Prepare to be
6989 called as optimization pass.
6990 (gate_diagnose_omp_blocks): New function.
6991 (pass_diagnose_omp_blocks): New pass.
6992 * cgraph.h (cgraph_optimize): Remove.
6993 (cgraph_analyze_function): Likewise.
6994 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
6995 * cgraphunit.c (cgraph_lower_function): Lower nested functions
6996 before their parents here.
6997 (cgraph_finalize_function): Not here.
6998 (cgraph_analyze_function): Gimplify functions here.
6999 (cgraph_finalize_compilation_unit): Continue after errors.
7000 Optimize the callgraph from here.
7001 (cgraph_optimize): Make static.
7002 * langhooks.c (write_global_declarations): Finalize the CU.
7003 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7004 (gimplify_function_tree): Assert we gimplify only once.
7005 Set PROP_gimple_any property.
7006 * tree-nested.c (gimplify_all_functions): New function.
7007 (lower_nested_functions): Gimplify all nested functions.
7008 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7009 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7010 and pass_diagnose_omp_blocks after gimplification. Do not
7011 set TODO_set_props on all_lowering_passes.
7012 (execute_one_pass): Do not handle TODO_set_props.
7013 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7014 (gimplify.o): Add tree-pass.h dependency.
7015 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7016 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7017 (unsave_r): Likewise.
7018 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7021 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7023 * doc/service.texi (Service): Restore previously removed link,
7024 which isn't broken after all.
7026 2009-07-17 Richard Guenther <rguenther@suse.de>
7028 PR tree-optimization/40321
7029 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7030 PHI nodes to the maximal set.
7031 (make_values_for_phi): Add PHI arguments to the maximal set.
7032 (execute_pre): Dump PHI_GEN and the maximal set.
7034 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7037 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7040 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7042 * doc/extend.texi (Nested Functions): Replace broken link with
7044 * doc/service.texi (Service): Remove broken link.
7046 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7049 * builtins.c (expand_builtin_memcmp): Use loc instead of
7050 EXPR_LOCATION (exp).
7051 (expand_builtin_strncmp): Likewise.
7053 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7054 Manuel López-Ibáñez <manu@gcc.gnu.org>
7057 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7058 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7059 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7060 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7061 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7062 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7063 tree-inline.c, c-common.c, c-common.h, gimple.c,
7064 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7065 convert.c: Add location argument to fold_{unary,binary,ternary},
7066 fold_build[123], build_call_expr, build_size_arg,
7067 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7068 fold_build1_initializer, fold_build2_initializer,
7069 fold_build3_initializer, fold_build_call_array,
7070 fold_build_call_array_initializer, fold_single_bit_test,
7071 omit_one_operand, omit_two_operands, invert_truthvalue,
7072 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7073 combine_comparisons, fold_builtin_*, fold_call_expr,
7074 build_range_check, maybe_fold_offset_to_address, round_up,
7077 2009-07-16 Jason Merrill <jason@redhat.com>
7080 * c-common.c (c_common_reswords): Add __is_standard_layout
7082 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7083 * doc/implement-cxx.texi: New.
7084 * doc/gcc.texi: Include it.
7086 2009-07-16 DJ Delorie <dj@redhat.com>
7088 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7089 compares that may be indirectly affected by previous instructions.
7091 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7093 * builtins.c (do_mpc_arg2): New.
7094 (fold_builtin_2): Fold builtin cpow.
7095 * real.h (HAVE_mpc_pow): New.
7097 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7099 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7100 comparison to skip unprofitable schedule
7102 2009-07-16 Simon Baldwin <simonb@google.com>
7104 * gcc.c (option_map): New flag -no-canonical-prefixes.
7105 * (display_help): Print help text for new flag.
7106 * (process_command): Move options translation and language specifics
7107 and handle new flag early. Use it to set a function pointer to a
7108 prefix builder. Replace make_relative_prefix calls with calls to
7109 the function pointed to. Ignore new flag in regular options handling.
7110 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7112 2009-07-15 DJ Delorie <dj@redhat.com>
7114 * config/mep/mep.md (sibcall_internal): Change register to avoid
7116 (sibcall_value_internal): Likewise.
7118 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7120 PR rtl-optimization/40710
7121 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7123 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7125 * config/mips/mips.md (*extenddi_truncate<mode>,
7126 *extendsi_truncate<mode>): Change type attribute to move_type
7127 with shift_shift. Split out code handling exts from here ...
7128 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7130 (*extendhi_truncateqi): Change type attribute to move_type with
7131 shift_shift. Split out code handling exts from here ...
7132 (*extendhi_truncateqi_exts): ... to this new pattern.
7134 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7136 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7137 instead of "and" with inverted sign bit mask value. Use
7138 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7139 Allocate registers only for operand 4 and operand 5.
7141 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7144 * fold-const.c (fold_cond_expr_with_comparison): When folding
7145 < and <= to MIN, make sure the MIN uses the same type as the
7146 comparison's operands.
7148 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7150 * arm.md (ior_xor): New code iterator.
7151 (split for ior/xor with shift and zero-extend): New split pattern.
7152 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7154 2009-07-15 Richard Guenther <rguenther@suse.de>
7156 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7159 2009-07-15 Richard Guenther <rguenther@suse.de>
7162 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7164 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7166 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7167 handle 2.6.30 kernel.
7169 2009-07-15 DJ Delorie <dj@redhat.com>
7171 * config/mep/mep.md (sibcall_internal): Change register to allow
7172 for 24-bit addresses.
7173 (sibcall_value_internal): Likewise.
7175 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7177 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7178 that are enabled/disabled by the flags introduced by a previous patch.
7180 2009-07-14 DJ Delorie <dj@redhat.com>
7182 * config/mep/mep.md (sibcall_internal): Include non-toggling
7184 (sibcall_value_internal): Likewise.
7186 2009-07-14 Taras Glek <tglek@mozilla.com>
7187 Rafael Espindola <espindola@google.com>
7189 * doc/sourcebuild.texi: Document install-plugin target.
7190 * configure.ac: Added install-plugin target to language makefiles.
7191 * configure: Regenerate.
7192 * Makefile.in: (install-plugin): Install more headers,
7193 depend on lang.install-plugin.
7195 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7197 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7200 2009-07-14 DJ Delorie <dj@redhat.com>
7202 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7203 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7204 * config/mep/mep.md (sibcall_internal): Change test from
7205 mep_vliw_mode_match to mep_vliw_jmp_match.
7206 (sibcall_value_internal): Likewise.
7208 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7210 * config/i386/sse.md (copysign<mode>3): New expander.
7211 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7212 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7213 Use ix86_build_const_vector.
7214 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7215 IX86_BUILTIN_CPYSGNPD.
7216 (builtin_description): Add __builtin_ia32_copysignps and
7217 __builtin_ia32_copysignpd.
7218 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7219 and BUILT_IN_COPYSIGNF.
7221 2009-07-13 Jason Merrill <jason@redhat.com>
7223 * builtins.c (can_trust_pointer_alignment): New fn.
7224 (get_pointer_alignment): Factor it out from here.
7225 * tree.h: Declare it.
7227 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7229 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7232 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7236 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7238 2009-07-14 Richard Guenther <rguenther@suse.de>
7239 Andrey Belevantsev <abel@ispras.ru>
7242 * cfgexpand.c (partition_stack_vars): Do not bother to update
7243 alias information when not optimizing.
7245 2009-07-14 Richard Guenther <rguenther@suse.de>
7246 Andrey Belevantsev <abel@ispras.ru>
7248 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7249 (pt_solution_set): Likewise.
7250 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7251 * tree-ssa-structalias.c (pt_solution_set): New function.
7252 * final.c (rest_of_clean_state): Free SSA data structures.
7253 * print-rtl.c (print_decl_name): Remove.
7254 (print_mem_expr): Implement in terms of print_generic_expr.
7255 * alias.c (ao_ref_from_mem): New function.
7256 (rtx_refs_may_alias_p): Likewise.
7257 (true_dependence): Query alias-export info.
7258 (canon_true_dependence): Likewise.
7259 (write_dependence_p): Likewise.
7260 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7262 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7263 (mem_expr_equal_p): Use operand_equal_p.
7264 (set_mem_attributes_minus_bitpos): Do not use
7265 component_ref_for_mem_expr.
7266 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7267 (update_alias_info_with_stack_vars): Likewise.
7268 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7269 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7270 explicitly nor clear stmt operands.
7271 Free the decl-to-pointer map.
7272 * tree-optimize.c (execute_free_datastructures): Do not free
7273 SSA data structures here.
7274 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7275 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7276 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7278 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7280 2009-07-13 DJ Delorie <dj@redhat.com>
7282 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7283 unrolling at the right iteration count.
7285 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7288 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7290 * haifa-sched.c (rank_for_schedule): Introduced flags to
7291 enable/disable individual scheduling heuristics.
7292 * common.opt: Introduced flags to enable/disable individual
7293 heuristics in the scheduler.
7294 * doc/invoke.texi: Introduced flags to enable/disable individual
7295 heuristics in the scheduler.
7297 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7299 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7300 config/i386/mingw-tls.c.
7301 * config/i386/mingw-tls.c: Removed.
7303 2009-07-13 Ira Rosen <irar@il.ibm.com>
7305 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7306 checks access only relevant statements.
7307 (vectorizable_reduction): Likewise.
7309 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7311 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7312 just for 32-bit case.
7314 2009-07-12 Jan Hubicka <jh@suse.cz>
7316 PR tree-optimization/40585
7317 * except.c (expand_resx_expr): When there already is resume
7318 instruction, produce linked list.
7319 (build_post_landing_pads): Assert that resume is empty.
7320 (connect_post_landing_pads): Handle resume lists.
7321 (dump_eh_tree): Dump resume list.
7323 2009-07-12 Ira Rosen <irar@il.ibm.com>
7325 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7326 with additional argument.
7327 * tree-vectorizer.h (enum vect_def_type): Add
7328 vect_double_reduction_def.
7329 (vect_is_simple_reduction): Add argument.
7330 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7332 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7333 vect_is_simple_reduction with additional argument.
7334 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7336 (reduction_code_for_scalar_code): Handle additional codes by
7337 returning ERROR_MARK for them. Fix comment and indentation.
7338 (vect_is_simple_reduction): Fix comment, add argument to specify
7339 double reduction. Detect double reduction.
7340 (get_initial_def_for_induction): Fix indentation.
7341 (get_initial_def_for_reduction): Fix comment and indentation.
7342 Handle double reduction. Create initial definitions that do not
7343 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7344 (vect_create_epilog_for_reduction): Fix comment, add argument to
7345 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7346 epilogue result extraction. Create double reduction phi node and
7347 replace relevant uses.
7348 (vectorizable_reduction): Call vect_is_simple_reduction with
7349 additional argument. Fix indentation. Update epilogue code treatment
7350 according to the changes in reduction_code_for_scalar_code. Check
7351 for double reduction. Call vect_create_epilog_for_reduction with
7352 additional argument.
7353 * tree-vect-stmts.c (process_use): Handle double reduction, update
7355 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7356 (vect_get_vec_def_for_operand): Likewise.
7358 2009-07-12 Danny Smith <dansmister@gmail.com>
7360 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7361 dllexport if !TREE_PUBLIC.
7362 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7364 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7366 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7367 (avr_extra_arch_macro) Remove declatation.
7368 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7369 (avr_extra_arch_macro) Declare as static.
7370 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7372 2009-07-11 Jan Hubicka <jh@suse.cz>
7375 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7377 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7380 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7381 cold_in_std_section bits.
7382 (dwarf2out_begin_prologue): Initialize them.
7383 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7384 if already covered by text_section or cold_text_section range.
7386 PR rtl-optimization/40667
7387 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7388 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7389 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7390 * config/i386/i386.c (ix86_minimum_alignment): New function.
7391 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7392 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7393 * emit-rtl.c (gen_reg_rtx): Likewise.
7394 * function.c (assign_parms): Likewise. If nominal_type needs
7395 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7396 rather than passed_type's alignment.
7399 * function.c (assign_parm_setup_stack): Adjust
7400 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7401 from nominal_mode on big endian.
7403 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7405 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
7407 2009-07-10 DJ Delorie <dj@redhat.com>
7409 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
7411 2009-07-10 Mark Mitchell <mark@codesourcery.com>
7413 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
7415 (thumb2_cbnz): Likewise.
7417 2009-07-10 David Daney <ddaney@caviumnetworks.com>
7420 * config.gcc (supported_defaults): Add synci.
7421 (with_synci): Add validation.
7422 (all_defaults): Add synci.
7423 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
7426 * config/mips/mips.opt (msynci): New option.
7427 * config/mips/mips.c (mips_override_options): Warn on use of
7428 -msynci for targets that do now support it.
7429 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7431 * gcc/doc/invoke.texi (-msynci): Document the new option.
7432 * doc/install.texi (--with-synci): Document the new option.
7434 2009-07-10 Richard Guenther <rguenther@suse.de>
7436 PR tree-optimization/40496
7437 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
7438 the PHI result with a compatible type.
7440 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
7444 * c.opt (Wunused-result): New.
7445 * doc/invoke.texi: Document it.
7446 * c-common.c (c_warn_unused_result): Use it.
7448 2009-07-09 DJ Delorie <dj@redhat.com>
7450 * targhooks.c (default_target_can_inline_p): Rename from
7451 default_target_option_can_inline_p.
7452 * targhooks.h (default_target_can_inline_p): Likewise.
7453 * target-def.h (TARGET_CAN_INLINE_P): Rename from
7454 TARGET_OPTION_CAN_INLINE_P.
7455 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
7456 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
7457 (mep_target_can_inline_p): Rename from
7458 mep_target_option_can_inline_p.
7461 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
7462 registers used to pass vectors.
7464 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
7466 2009-07-09 Tom Tromey <tromey@redhat.com>
7468 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
7469 * config/mmix/mmix.c: Include dwarf2.h.
7470 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
7471 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
7472 * config/sh/sh.c: Include dwarf2.h.
7473 * config/i386/i386.c: Include dwarf2.h.
7474 * Makefile.in (DWARF2_H): Remove 'elf'.
7475 * except.c: Include dwarf2.h.
7476 * unwind-dw2.c: Include dwarf2.h.
7477 * dwarf2out.c: Include dwarf2.h.
7478 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
7479 * unwind-dw2-fde.c: Include dwarf2.h.
7480 * dwarf2asm.c: Include dwarf2.h.
7482 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7484 * haifa-sched.c (insn_finishes_cycle_p): New static function.
7485 (max_issue): Use it.
7486 * sched-int.h (struct sched_info: insn_finishes_block_p): New
7488 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
7489 (region_sched_info): Update.
7490 * sched-ebb.c (ebb_sched_info): Update.
7491 * modulo-sched.c (sms_sched_info): Update.
7492 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
7494 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7496 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
7498 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
7500 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
7502 2009-07-09 Jakub Jelinek <jakub@redhat.com>
7505 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
7506 arg1 with arg01 if arg1 is already INTEGER_CST.
7508 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7510 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
7511 Transform (and (truncate)) into (truncate (and)).
7513 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7515 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
7516 creating LHS paradoxical subregs. Fix surrounding returns to
7517 use NULL_RTX rather than 0.
7519 2009-07-08 DJ Delorie <dj@redhat.com>
7521 * config/mep/mep.c: (mep_option_can_inline_p): New.
7522 (TARGET_OPTION_CAN_INLINE_P): Define.
7524 2009-07-08 Mark Wielaard <mjw@redhat.com>
7527 * dwarf2out.c (add_data_member_location_attribute): When we have
7528 only a constant offset don't emit a new location description using
7529 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
7532 2009-07-08 Richard Henderson <rth@redhat.com>
7535 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
7536 (enum reg_class): Add CLOBBERED_REGS.
7537 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
7538 * config/i386/i386.c (ix86_conditional_register_usage): Moved
7539 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
7540 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
7541 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
7542 force 64-bit sibcalls into R11.
7543 * config/i386/constraints.md (U): New constraint.
7544 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
7545 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
7546 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
7548 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
7550 * basic-block.h (dump_regset, debug_regset): Remove duplicate
7552 * c-objc-common.h (c_initialize_diagnostics): Ditto.
7553 * ebitmap.h (dump_ebitmap): Ditto.
7554 * optabs.h (optab_libfunc): Ditto.
7555 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
7556 * tree-flow.h (vect_can_force_dr_alignment_p,
7557 get_vectype_for_scalar_type): Ditto.
7558 (vectorize_loops): Move prototype to ...
7559 * tree-vectorizer.h: ... here. Also, adjust comment.
7560 (vect_set_verbosity_level): Remove duplicate prototype.
7561 * tree-ssa-loop.c: Include tree-vectorizer.h.
7562 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
7564 2009-07-08 Nick Clifton <nickc@redhat.com>
7566 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
7569 2009-07-08 DJ Delorie <dj@redhat.com>
7571 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
7572 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
7573 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
7575 * config/mep/intrinsics.md: Regenerated.
7576 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
7577 registers when asm() or calls are detected.
7579 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7582 * gimplify.c (gimplify_expr): Propagate no_warning flag when
7584 * gimple (gimple_build_call_from_tree): Likewise.
7585 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
7586 no_warning flag before warning.
7588 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7590 * tree.c (set_expr_locus): Remove.
7591 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
7592 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
7594 * gimplify.c (internal_get_tmp_var): Likewise.
7595 (gimplify_call_expr): Likewise.
7596 (gimplify_one_sizepos): Likewise.
7598 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
7601 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
7602 to variables for debugging purposes.
7604 2009-06-23 Mark Loeser <mark@halcy0n.com>
7607 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
7609 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7611 * pretty-print.c (pp_base_format): Remove %J.
7612 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7613 gcc_cxxdiag_char_table): Likewise.
7614 (init_dynamic_diag_info): Likewise.
7616 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7618 * pretty-print.c (pp_base_format): Remove %H.
7619 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7620 gcc_cxxdiag_char_table): Likewise.
7621 (init_dynamic_diag_info): Likewise.
7622 * config/mep/mep.c (mep_select_section): Likewise.
7624 2009-07-07 Duncan Sands <baldrick@free.fr>
7626 * final.c (pass_clean_state): Give the pass a name.
7627 * passes.c (pass_rest_of_compilation): Likewise.
7628 * tree-optimize.c (pass_all_optimizations): Likewise.
7630 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
7632 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
7633 an extra 'decl' for error_at.
7635 2009-07-07 Jakub Jelinek <jakub@redhat.com>
7638 * tree-tailcall.c (adjust_return_value_with_ops,
7639 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
7640 if it has complex or vector type.
7642 2009-07-07 Olivier Hainque <hainque@adacore.com>
7644 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
7647 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
7649 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
7651 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7653 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
7654 * c-decl.c: Likewise.
7655 * function.c: Likewise.
7656 * varasm.c: Likewise.
7657 * tree-ssa.c: Likewise.
7658 * c-common.c: Likewise.
7659 * tree-cfg.c: Likewise.
7660 * config/spu/spu.c: Likewise.
7661 * config/ia64/ia64.c: Likewise.
7662 * config/v850/v850.c: Likewise.
7664 2009-07-06 DJ Delorie <dj@redhat.com>
7666 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
7667 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
7668 unspecified accesses to control registers.
7669 * config/mep/intrinsics.md: Regenerate.
7670 * config/mep/intrinsics.h: Regenerate.
7671 * config/mep/mep-intrin.h: Regenerate.
7673 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7675 * c-lex.c: Replace %H by an explicit location. Update all calls.
7676 * c-common.c: Likewise.
7677 * c-decl.c: Likewise.
7678 * c-typeck.c: Likewise.
7679 * fold-const.c: Likewise.
7680 * gimplify.c: Likewise.
7682 * tree-cfg.c: Likewise.
7683 * tree-ssa-loop-niter.c: Likewise.
7684 * tree-vrp.c: Likewise.
7685 * value-prof.c: Likewise.
7687 2009-07-06 Diego Novillo <dnovillo@google.com>
7689 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
7690 if it has one. Handle cases where VAR does not have an
7691 annotation or cfun is NULL.
7693 2009-07-06 Diego Novillo <dnovillo@google.com>
7695 * tree.c: Include debug.h.
7696 (initialize_tree_contains_struct): New.
7697 (init_ttree): Call it.
7698 (tree_node_structure_for_code): Factor out of ...
7699 (tree_node_structure): ... here.
7700 * treestruct.def (TS_PHI_NODE): Remove.
7701 (TS_GIMPLE_STATEMENT): Remove.
7703 2009-07-06 Diego Novillo <dnovillo@google.com>
7705 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
7706 (debug_tree_chain): Handle cycles.
7708 2009-07-06 Nick Clifton <nickc@redhat.com>
7709 DJ Delorie <dj@redhat.com>
7711 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7712 __FMOVD_ENABLED__ is defined.
7714 (TARGET_FMOVD): Provide a default definition.
7715 (MASK_FMOVD): Likewise.
7716 (TARGET_CPU_CPP_BUILTINS): Define
7717 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7718 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7719 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
7720 (split for DF load from memory into register): Also handle
7721 MEMs which consist of REG+DISP addressing.
7722 (split for DF store from register to memory): Likewise.
7723 (movsf_ie): Always use single fp_mode.
7724 * config/sh/sh.c (sh_override_options): Do not automatically
7725 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7726 that to the -mfmovd command line switch.
7727 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
7728 (fldi_ok): Always allow.
7729 * config/sh/sh.opt (mfmovd): Remove this switch.
7730 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7732 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
7733 Kaz Kojima <kkojima@gcc.gnu.org>
7735 PR rtl-optimization/30807
7736 * postreload.c (reload_combine): For every new use of REG_SUM,
7737 record the use of BASE.
7739 2009-07-06 Jan Hubicka <jh@suse.cz>
7741 * params.def: Revert my accidental commit at 2009-06-30.
7743 2009-07-04 Ian Lance Taylor <iant@google.com>
7746 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
7748 (mingw_format_attribute_overrides): Likewise.
7750 2009-07-04 Jakub Jelinek <jakub@redhat.com>
7753 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
7754 don't check cfa.reg. Instead of cfa.indirect use
7755 fde && fde->drap_reg != INVALID_REGNUM test.
7757 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
7759 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
7761 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
7764 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
7766 2009-07-03 Richard Guenther <rguenther@suse.de>
7768 PR tree-optimization/40640
7769 * tree-switch-conversion.c (build_arrays): Perform arithmetic
7772 2009-07-03 Jan Hubicka <jh@suse.cz>
7774 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
7775 for size, reduce amount of inlining.
7777 2009-07-03 Richard Guenther <rguenther@suse.de>
7780 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
7781 if t +- x is known to not overflow and the conversion widens the
7783 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
7785 2009-07-03 Jan Hubicka <jh@suse.cz>
7787 * ipa-pure-const.c (analyze): Update loop optimizer init.
7788 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
7789 try_remove_empty_loop, remove_empty_loops): Remove.
7790 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
7791 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
7792 to mark regular loops as neccesary.
7793 (degenerate_phi_p): New function.
7794 (propagate_necessity, remove_dead_phis): Use it.
7795 (forward_edge_to_pdom): Likewise.
7796 (eliminate_unnecessary_stmts): Take care to remove uses of results of
7797 virtual PHI nodes that became unreachable.
7798 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
7799 * tree-flow.h (remove_empty_loops): Remove.
7800 * passes.c (init_optimization_passes): Remove.
7802 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
7804 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
7805 can_create_pseudo_p.
7806 (*fix_trunc<mode>_i387_1): Ditto.
7807 (*floathi<mode>2_1): Ditto.
7808 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
7809 (*fistdi2_1): Ditto.
7810 (*fist<mode>2_1): Ditto.
7811 (frndintxf2_floor): Ditto.
7812 (*fist<mode>2_floor_1): Ditto.
7813 (frndintxf2_ceil): Ditto.
7814 (*fist<mode>2_ceil_1): Ditto.
7815 (frndintxf2_trunc): Ditto.
7816 (frndintxf2_mask_pm): Ditto.
7817 (fxam<mode>2_i387_with_temp): Ditto.
7818 * config/i386/sse.md (mulv16qi3): Ditto.
7819 (*sse2_mulv4si3): Ditto.
7821 (sse4_2_pcmpestr): Ditto.
7822 (sse4_2_pcmpistr): Ditto.
7824 2009-07-03 Jan Hubicka <jh@suse.cz>
7826 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
7827 (mark_stmt_necessary): Set it.
7828 (mark_operand_necessary): Set it.
7829 (mark_control_dependent_edges_necessary): Set it.
7830 (mark_virtual_phi_result_for_renaming): New function.
7831 (get_live_post_dom): New function.
7832 (forward_edge_to_pdom): New function.
7833 (remove_dead_stmt): Fix handling of control dependences.
7834 (tree_dce_init): Init new bitmap.
7835 (tree_dce_done): Free it.
7837 2009-07-02 Richard Guenther <rguenther@suse.de>
7840 * tree-ssa-structalias.c (new_var_info): Initialize
7843 2009-07-02 Jan Hubicka <jh@suse.cz>
7845 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
7848 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
7850 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
7851 instead of recomputing it. Adjust calls.
7852 (emit_store_flag): Adjust recursive calls.
7854 2009-07-02 Richard Guenther <rguenther@suse.de>
7856 * tree-ssa-live.c (remove_unused_locals): Do not remove
7858 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
7859 of DECL_EXTERNAL for HEAP variables.
7860 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
7861 HEAP variables. Do not adjust RESTRICT vars.
7862 (find_what_var_points_to): Nobody cares if something
7865 2009-07-02 Ben Elliston <bje@au.ibm.com>
7867 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
7868 pc_low and pc_high declarations to the top of the function.
7870 2009-07-01 DJ Delorie <dj@redhat.com>
7872 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
7874 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
7875 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
7876 unspecified accesses to control registers.
7877 * config/mep/intrinsics.md: Regenerate.
7878 * config/mep/intrinsics.h: Regenerate.
7879 * config/mep/mep-intrin.h: Regenerate.
7881 2009-07-01 Anthony Green <green@moxielogic.com>
7883 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7884 instruction when possible.
7885 (moxie_expand_prologue): Ditto. Also, save an instruction and
7886 some complexity by popping off of $r12 instead of $sp.
7887 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
7890 2009-07-01 Richard Henderson <rth@redhat.com>
7893 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
7894 contained no insns, reposition note before last insn.
7896 2009-07-01 Richard Henderson <rth@redhat.com>
7899 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
7900 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
7902 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7905 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
7906 darwin9 for printing reg addresses with %y.
7908 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7910 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
7911 truncation from operands in binary operations.
7913 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7916 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
7917 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
7918 subreg of op0 to the original op0.
7920 * expmed.c (store_bit_field_1): Use a temporary as the destination
7921 instead of a paradoxical subreg when we need to truncate the result.
7923 2009-07-01 DJ Delorie <dj@redhat.com>
7925 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
7926 names to VLIW variants.
7927 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
7928 * config/mep/intrinsics.md: Regenerate.
7929 * config/mep/intrinsics.h: Regenerate.
7930 * config/mep/mep-intrin.h: Regenerate.
7932 2009-07-01 Jakub Jelinek <jakub@redhat.com>
7935 * jump.c (returnjump_p): Revert last patch.
7936 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
7938 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7941 * pa.md (casesi32p): Use jump table label to determine the offset
7943 (casesi64p): Likewise.
7945 * pa.c (forward_branch_p): Return bool type. Use instruction
7946 addresses when available. Assert that INSN has a jump label.
7947 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
7950 2009-07-01 Richard Guenther <rguenther@suse.de>
7952 PR tree-optimization/19831
7953 * tree-ssa-dce.c (propagate_necessity): Calls to functions
7954 that only act as barriers do not make any previous stores necessary.
7955 * tree-ssa-structalias.c (handle_lhs_call): Delay making
7956 HEAP variables global, do not add a constraint from nonlocal.
7957 (find_func_aliases): Handle escapes through return statements.
7958 (compute_points_to_sets): Make escaped HEAP variables global.
7960 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
7963 * expmed.c (emit_store_flag): Perform a conversion if necessary,
7964 after reducing a DImode cstore to SImode.
7966 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
7968 * expr.c (expand_expr_real_1): Reinstate fallthrough to
7969 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
7971 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
7973 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
7974 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
7976 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
7977 and umod_optab if TARGET_BSD_DIVMOD.
7978 * config/vax/lib1funcs.asm: New file.
7979 * config/vax/t-linux: New file.
7980 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
7982 2009-06-30 Jakub Jelinek <jakub@redhat.com>
7985 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
7986 to type arguments that have void type.
7989 * dwarf2out.c (gen_formal_parameter_die): Call
7990 equate_decl_number_to_die if node is different from origin.
7992 2009-06-30 Anthony Green <green@moxielogic.com>
7994 Clean up moxie port for --enable-build-with-cxx.
7995 * config/moxie/moxie.c (moxie_function_value): First two
7996 parameters are const_tree, not tree.
7997 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
7998 (REG_CLASS_NAMES): Ditto.
7999 (REGNO_REG_CLASS): Ditto.
8000 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8001 (moxie_function_value): Fix constyness of arguments.
8003 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8005 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8006 finalize_size_functions before further processing.
8007 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8008 (variable_size): Call self_referential_size on size expressions
8009 that contain a PLACEHOLDER_EXPR.
8010 (size_functions): New static variable.
8011 (copy_self_referential_tree_r): New static function.
8012 (self_referential_size): Likewise.
8013 (finalize_size_functions): New global function.
8014 * tree.c: Include tree-inline.h.
8015 (push_without_duplicates): New static function.
8016 (find_placeholder_in_expr): New global function.
8017 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8019 <tcc_expression>: Likewise.
8020 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8021 the call in the expression.
8022 * tree.h (finalize_size_functions): Declare.
8023 (find_placeholder_in_expr): Likewise.
8024 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8025 (substitute_placeholder_in_expr): Update comment.
8026 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8028 (copy_tree_body_r): Likewise.
8029 (copy_tree_body): New static function.
8030 (maybe_inline_call_in_expr): New global function.
8031 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8032 (maybe_inline_call_in_expr): Declare.
8033 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8034 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8037 2009-06-30 Richard Guenther <rguenther@suse.de>
8039 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8041 (propagate_necessity): Do not mark reaching defs of stores
8044 2009-06-30 Jan Hubicka <jh@suse.cz>
8046 * cfgloopanal.c (check_irred): Move into ...
8047 (mark_irreducible_loops): ... here; return true if ireducible
8049 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8050 (analyze_function): Try to prove loop finiteness.
8051 * cfgloop.h (mark_irreducible_loops): Update prototype.
8052 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8054 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8056 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8058 2009-06-30 Ira Rosen <irar@il.ibm.com>
8060 PR tree-optimization/40542
8061 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8064 2009-06-30 Martin Jambor <mjambor@suse.cz>
8066 PR tree-optimization/40582
8067 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8068 than useless_type_conversion_p.
8069 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8072 2009-06-30 Martin Jambor <mjambor@suse.cz>
8075 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8077 2009-06-30 Richard Guenther <rguenther@suse.de>
8079 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8080 use ao_ref references.
8081 (walk_aliased_vdefs): Likewise.
8082 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8083 * tree-ssa-dce.c (struct ref_data): Remove.
8084 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8085 (mark_aliased_reaching_defs_necessary): Adjust.
8086 (mark_all_reaching_defs_necessary_1): Likewise.
8088 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8091 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8092 (emit_store_flag_1): Extract from emit_store_flag, adjust
8093 calls to (what now is) emit_cstore.
8094 (emit_store_flag): Call emit_store_flag_1 and also use it
8095 for what used to be recursive calls.
8097 2009-06-30 Wei Guozhi <carrot@google.com>
8100 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8101 if the target bb post dominates from bb.
8102 * config/i386/i386.c (memory_address_length): Check existence of base
8103 register before using it.
8105 2009-06-30 Nick Clifton <nickc@redhat.com>
8106 DJ Delorie <dj@redhat.com>
8108 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8109 __FMOVD_ENABLED__ is defined.
8111 (TARGET_FMOVD): Provide a default definition.
8112 (MASK_FMOVD): Likewise.
8113 (TARGET_CPU_CPP_BUILTINS): Define
8114 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8115 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8116 two fmov instructions depending upon whether TARGET_FMOVD is
8118 (split for DF load from memory into register): Also handle
8119 MEMs which consist of REG+DISP addressing.
8120 (split for DF store from register to memory): Likewise.
8121 * config/sh/sh.opt (mfmovd): Remove this switch.
8122 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8123 * config/sh/sh.c (sh_override_options): Do not automatically
8124 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8125 that to the -mfmovd command line switch.
8127 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8129 (fldi_ok): Always allow.
8130 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8132 2009-06-29 DJ Delorie <dj@redhat.com>
8134 * doc/install.texi (mep-x-elf): Correct chip's full name.
8136 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8138 * doc/extend.texi: Fix typo.
8140 2009-06-29 Tom Tromey <tromey@redhat.com>
8143 * Makefile.in (DWARF2_H): New variable.
8145 (dwarf2out.o): Likewise.
8146 (dwarf2asm.o): Likewise.
8147 * config/i386/t-i386: Use DWARF2_H.
8148 * except.c: Include elf/dwarf2.h.
8149 * unwind-dw2.c: Include elf/dwarf2.h.
8150 * dwarf2out.c: Include elf/dwarf2.h.
8151 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8152 <dtprel>: New field.
8153 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8154 (size_of_loc_descr): Likewise.
8155 (output_loc_operands_raw): Likewise.
8156 (output_loc_operands): Handle new dtprel field.
8157 (loc_checksum): Update.
8158 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8159 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8160 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8161 * dwarf2asm.c: Include elf/dwarf2.h.
8162 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8163 * config/mmix/mmix.c: Include elf/dwarf2.h.
8164 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8165 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8166 * config/sh/sh.c: Include elf/dwarf2.h.
8167 * config/i386/i386.c: Include elf/dwarf2.h.
8169 2009-06-29 DJ Delorie <dj@redhat.com>
8171 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8173 * doc/extend.texi: Add MeP attributes and pragmas.
8174 * doc/invoke.text: Add MeP Options.
8175 * doc/contrib.texi: Add MeP contribution.
8176 * doc/md.texi: Add MeP constraints.
8177 * doc/install.texi: Add MeP target.
8179 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8181 * target.h (struct gcc_target): Add frame_pointer_required field.
8182 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8183 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8184 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8186 * reload1.c (update_eliminables): (Ditto.).
8187 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8188 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8189 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8191 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8193 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8194 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8195 (arm_frame_pointer_required): New function.
8197 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8198 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8199 (avr_frame_pointer_required_p): Declare as static.
8200 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8202 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8203 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8204 (bfin_frame_pointer_required): Make as static, change return type
8206 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8208 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8209 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8210 (cris_frame_pointer_required): New function.
8212 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8214 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8215 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8216 (fr30_frame_pointer_required): New function.
8218 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8219 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8220 (frv_frame_pointer_required): Make as static, change return type
8222 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8224 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8225 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8226 (ix86_frame_pointer_required): Make as static, change return type to
8228 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8230 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8231 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8233 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8235 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8237 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8239 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8240 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8241 (mips_frame_pointer_required): Make as static.
8242 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8244 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8245 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8246 (mmix_frame_pointer_required): Mew function.
8248 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8249 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8251 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8253 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8255 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8257 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8258 (CAN_ELIMINATE): Redefine.
8259 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8260 (sparc_frame_pointer_required): New function.
8261 (sparc_can_eliminate): New function.
8262 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8264 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8265 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8267 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8268 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8269 (xtensa_frame_pointer_required): Make as static, change return type
8271 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8274 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8276 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8277 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8278 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8279 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8280 (register_callback): Handle PLUGIN_START_UNIT.
8281 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8283 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8285 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8287 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8288 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8290 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8292 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8295 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8297 * doc/extend.texi (Additional Floating Types): __float128 is also
8298 supported on i386 targets.
8300 2009-06-29 Richard Guenther <rguenther@suse.de>
8303 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8305 (pt_solutions_same_restrict_base): Declare.
8306 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8308 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8309 (make_constraint_from, make_copy_constraint): Move earlier.
8310 (make_constraint_from_heapvar): New function.
8311 (make_constraint_from_restrict): Likewise.
8312 (handle_lhs_call): Use it.
8313 (find_func_aliases): Use it to track conversions to restrict
8315 (struct fieldoff): Add only_restrict_pointers flag.
8316 (push_fields_onto_fieldstack): Initialize it.
8317 (create_variable_info_for): Track global restrict qualified pointers.
8318 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8319 Track restrict qualified pointer arguments.
8320 (set_uids_in_ptset): Use varinfo is_global_var flag.
8321 (find_what_var_points_to): Set the vars_contains_restrict flag.
8322 Always create the points-to solution for sets including restrict tags.
8323 (pt_solutions_same_restrict_base): New function.
8324 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8325 qualified pointers use pt_solutions_same_restrict_base as
8326 additional source for disambiguation.
8328 2009-06-29 Richard Guenther <rguenther@suse.de>
8331 * alias.c (find_base_decl): Remove.
8332 (get_deref_alias_set_1): Remove restrict handling.
8333 * c-common.c (c_apply_type_quals_to_decl): Do not set
8334 DECL_POINTER_ALIAS_SET.
8335 * gimplify.c (find_single_pointer_decl_1): Remove.
8336 (find_single_pointer_decl): Likewise.
8337 (internal_get_tmp_var): Remove restrict handling.
8338 (gimple_regimplify_operands): Likewise.
8339 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8340 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8341 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8342 * tree.c (restrict_base_for_decl): Remove.
8343 (init_ttree): Do not allocate it.
8344 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8345 LABEL_DECL_UID for label decls.
8346 (copy_node_stat): Do not copy restrict information.
8347 (decl_restrict_base_lookup): Remove.
8348 (decl_restrict_base_insert): Likewise.
8349 (print_restrict_base_statistics): Likewise.
8350 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8351 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8352 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8353 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8354 (LABEL_DECL_UID): Adjust.
8355 (DECL_BASED_ON_RESTRICT_P): Remove.
8356 (DECL_GET_RESTRICT_BASE): Likewise.
8357 (SET_DECL_RESTRICT_BASE): Likewise.
8358 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8360 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8361 instead of DECL_POINTER_ALIAS_SET.
8362 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8363 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8364 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8366 2009-06-29 Richard Guenther <rguenther@suse.de>
8368 PR tree-optimization/40579
8369 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8370 the IL to simplify has constants that overflowed.
8372 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8374 PR tree-optimization/40550
8375 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8376 vector_compute_type only when the size of vector_compute_type is
8377 less than the size of type.
8379 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8381 * fold-const.c (contains_label_1): Fix comments.
8382 (contains_label_p): Do not walk trees multiple time.
8384 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8386 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8387 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8388 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8389 ix86_fp_comparison_operator.
8390 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8391 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8392 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8393 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8394 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8395 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8396 (related splits): Change predicate to ix86_fp_comparison_operator.
8397 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8398 instead of ix86_fp_comparison_codes.
8399 (ix86_trivial_fp_comparison_operator,
8400 ix86_fp_comparison_operator): New.
8401 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8402 (ix86_expand_compare): Eliminate last two parameters.
8403 (ix86_fp_jump_nontrivial_p): Kill.
8404 * config/i386/i386.c (put_condition_code): Eliminate call to
8405 ix86_fp_comparison_codes and subsequent assertion.
8406 (ix86_fp_comparison_codes): Eliminate.
8407 (ix86_fp_swap_condition): New.
8408 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
8409 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
8410 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
8411 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
8412 and ix86_fp_swap_condition.
8413 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
8414 Use ix86_fp_comparison_strategy.
8415 (ix86_expand_compare): Likewise. Eliminate last two arguments.
8416 (ix86_fp_jump_nontrivial_p): Eliminate.
8417 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
8418 call to ix86_expand_compare.
8419 (ix86_split_fp_branch, ix86_expand_setcc,
8420 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
8421 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
8423 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8425 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
8426 related to jump_clobbers.
8427 * config/arm/arm.md (conds): Remove jump_clob case.
8428 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
8429 splits): Change comparison_operator to arm_comparison_operator.
8430 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
8433 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8435 * dojump.c (do_compare_rtx_and_jump): Try swapping the
8436 condition for floating point modes.
8437 * expmed.c (emit_store_flag_1): Move here a bigger part
8439 (emit_store_flag): Try swapping the condition for floating point
8441 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
8443 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8445 * expr.c (expand_expr_real_1): Just use do_store_flag.
8446 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
8447 emit_store_flag_force.
8448 * expmed.c (emit_store_flag_force): Copy here trick
8449 previously in expand_expr_real_1. Try reversing the comparison.
8450 (emit_store_flag_1): Work if target is NULL.
8451 (emit_store_flag): Work if target is NULL, using the result mode
8452 from the comparison. Use split_comparison, restructure final part
8453 to simplify conditionals.
8455 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8457 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
8458 * dojump.c (do_jump): Change handling of floating-point
8459 ops to use just do_compare_and_jump.
8460 (split_comparison): New.
8461 (do_compare_rtx_and_jump): Add here logic coming previously
8462 in do_jump, using split_comparison.
8464 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
8467 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
8469 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8471 * tree-ssa-alias.c: Fix unintentional commit.
8473 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8475 * passes.c (execute_one_pass): Fix unintentional commit.
8477 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8479 * df-problems.c (df_set_seen, df_unset_seen): Delete.
8480 (df_rd_local_compute, df_md_local_compute): Inline them.
8482 (df_md_scratch): New.
8483 (df_md_alloc, df_md_free): Allocate/free it.
8484 (df_md_local_compute): Only include live registers in init.
8485 (df_md_transfer_function): Prune the in-set computed by
8486 the confluence function, and the gen-set too.
8488 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8490 PR rtl-optimization/26854
8491 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
8492 * df-problems.c (df_rd_add_problem): Fix comment.
8493 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
8494 df_md_simulate_artificial_defs_at_top,
8495 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
8496 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
8497 df_md_transfer_function, df_md_init, df_md_confluence_0,
8498 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
8499 problem_MD, df_md_add_problem): New.
8500 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
8501 df_md_get_bb_info): New.
8502 (DF_LAST_PROBLEM_PLUS1): Adjust.
8504 * Makefile.in (fwprop.o): Include domwalk.h.
8505 * fwprop.c: Include domwalk.h.
8506 (reg_defs, reg_defs_stack): New.
8507 (bitmap_only_bit_between): Remove.
8508 (process_defs): New.
8509 (process_uses): Use reg_defs and local_md instead of
8510 bitmap_only_bit_between and local_rd.
8511 (single_def_use_enter_block): New, from build_single_def_use_links.
8512 (single_def_use_leave_block): New.
8513 (build_single_def_use_links): Remove code moved to
8514 single_def_use_enter_block, invoke domwalk.
8515 (use_killed_between): Adjust comment.
8517 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8519 * bitmap.h (bitmap_ior_and_into): New.
8520 * bitmap.c (bitmap_ior_and_into): New.
8522 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8524 * domwalk.h (struct dom_walk_data): Remove all callbacks except
8525 before_dom_children_before_stmts and after_dom_children_after_stmts.
8526 Rename the two remaining callbacks to just before_dom_children and
8527 after_dom_children. Remove other GIMPLE statement walking bits.
8528 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
8529 * graphite.c: Do not include domwalk.h.
8530 * tree-into-ssa.c (interesting_blocks): New global.
8531 (struct mark_def_sites_global_data): Remove it and names_to_rename.
8532 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
8533 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
8534 now that they're not domwalk callbacks.
8535 (rewrite_initialize_block): Rename to...
8536 (rewrite_enter_block): ... this, place after called functions. Test
8537 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
8538 (rewrite_finalize_block): Rename to...
8539 (rewrite_leave_block): ... this, place after called functions.
8540 (rewrite_update_init_block): Rename to...
8541 (rewrite_update_enter_block): ... this, place after called functions.
8542 Test interesting_blocks, call rewrite_update_stmt and
8543 rewrite_update_phi_arguments.
8544 (rewrite_update_fini_block): Rename to...
8545 (rewrite_leave_block): ... this, place after called functions.
8546 (rewrite_blocks): Remove last argument, simplify initialization of
8548 (mark_def_sites_initialize_block): Rename to...
8549 (mark_def_sites_block): ... this, call mark_def_sites.
8550 (mark_def_sites_blocks): Remove argument, simplify initialization of
8552 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
8553 (update_ssa): Likewise.
8554 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
8556 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
8557 (dom_opt_initialize_block): Rename to...
8558 (dom_opt_enter_block): ... this, place after called functions. Walk
8559 statements here, inline propagate_to_outgoing_edges.
8560 (dom_opt_finalize_block): Rename to...
8561 (dom_opt_leave_block): ... this, place after called functions.
8562 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
8564 (dse_enter_block, dse_record_phi): New.
8565 (dse_record_phis): Delete.
8566 (dse_finalize_block): Rename to...
8567 (dse_leave_block): ... this.
8568 (tree_ssa_dse): Simplify initialization of walk_data.
8569 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
8570 Adjust initialization of walk_data.
8571 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
8572 * tree-ssa-loop-phiopt.c (get_non_trapping):
8573 Adjust initialization of walk_data.
8574 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
8575 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
8576 it's not a domwalk callback.
8577 (uncprop_initialize_block): Rename to...
8578 (dse_enter_block): ... this, call uncprop_into_successor_phis.
8579 (dse_finalize_block): Rename to...
8580 (dse_leave_block): ... this.
8581 (tree_ssa_uncprop): Simplify initialization of walk_data.
8582 * Makefile.in: Adjust dependencies.
8584 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
8586 * arm.md (casesi): Fix test for Thumb1.
8587 (thumb1_casesi_internal_pic): Likewise.
8588 (thumb1_casesi_dispatch): Likewise.
8590 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
8592 * config/arm/arm-cores.def: Added core cortex-m0.
8593 * config/arm/arm-tune.md: Regenerated.
8594 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
8596 2009-06-26 DJ Delorie <dj@redhat.com>
8598 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
8600 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
8601 the scheduler doesn't tag jump insns.
8603 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
8605 * c-decl.c (merge_decls): Re-indent.
8607 2009-06-26 Janis Johnson <janis187@us.ibm.com>
8610 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
8611 Special-case decimal float constants.
8613 2009-06-26 Richard Henderson <rth@redhat.com>
8615 * function.h (struct function): Add cannot_be_copied_reason,
8616 and cannot_be_copied_set.
8617 * tree-inline.c (has_label_address_in_static_1): Rename from
8618 inline_forbidden_p_2; don't set inline_forbidden_reason here.
8619 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
8620 don't set inline_forbidden_reason.
8621 (copy_forbidden): New function, split out of inline_forbidden_p.
8622 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
8623 (inline_forbidden_p): Use copy_forbidden.
8624 (tree_versionable_function_p): Likewise.
8625 (inlinable_function_p): Merge into tree_inlinable_function_p.
8626 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
8627 * ipa-cp.c (ipcp_versionable_function_p): New function.
8628 (ipcp_cloning_candidate_p): Use it.
8629 (ipcp_node_modifiable_p): Likewise.
8631 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
8633 * builtins.c (expand_builtin_alloca): Handle builtin alloca
8634 that is marked not to be inlined. Remove flag_mudflap use.
8635 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
8636 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
8638 2009-06-26 Steve Ellcey <sje@cup.hp.com>
8641 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
8642 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
8644 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
8646 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
8648 (__mingwthr_remove_key_dtor): Likewise.
8650 2009-06-26 Richard Guenther <rguenther@suse.de>
8652 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
8654 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
8657 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
8658 try the non-cond_exec path also.
8660 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8663 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
8664 (output_cbranch): Use new functions.
8665 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
8668 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8669 Pat Haugen <pthaugen@us.ibm.com>
8670 Revital Eres <ERES@il.ibm.com>
8672 * config/rs6000/rs6000.c (print_operand): Correct lossage message
8673 for %c error. Add %x support to print VSX registers as a unified
8674 register set, instead of separate float and altivec registers.
8675 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
8676 %y case, and add support for VSX pre-modify addresses.
8677 (output_toc): Add assert for CONST containing an integer constant
8679 (rs6000_adjust_cost): Add POWER7 support.
8680 (insn_must_be_first_in_group): Ditto.
8681 (insn_must_be_last_in_group): Ditto.
8682 (rs6000_emit_popcount): Ditto.
8683 (rs6000_vector_mode_supported_p): Ditto.
8685 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
8686 Change some of the functions called by macros to being called
8687 through a pointer, so debug functions can be inserted if
8688 -mdebug=addr or -mdebug=cost.
8689 (rs6000_preferred_reload_class_ptr): Ditto.
8690 (rs6000_secondary_reload_class_ptr): Ditto.
8691 (rs6000_secondary_memory_needed_ptr): Ditto.
8692 (rs6000_cannot_change_mode_class_ptr): Ditto.
8693 (rs6000_secondary_reload_inner): Ditto.
8694 (rs6000_legitimize_reload_address): Ditto.
8695 (rs6000_legitimize_reload_address_ptr): Ditto.
8696 (rs6000_mode_dependent_address): Ditto.
8697 (rs6000_mode_dependent_address_ptr): Ditto.
8699 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
8700 function to return true if the mode allows reg + integer
8702 (virtual_stack_registers_memory_p): New function to return true if
8703 the address refers to a virtual stack register.
8704 (rs6000_legitimate_offset_address_p): Move code to say whether a
8705 mode supports reg+int addressing to reg_offset_addressing_ok_p and
8707 (rs6000_legitimate_address_p): Add checks for modes that only can
8708 do reg+reg addressing. Start adding VSX support.
8709 (rs6000_legitimize_reload_address): Ditto.
8710 (rs6000_legitimize_address): Ditto.
8711 (rs6000_debug_legitimate_address_p): New debug functions for
8712 -mdebug=addr and -mdebug=cost.
8713 (rs6000_debug_rtx_costs): Ditto.
8714 (rs6000_debug_address_costs): Ditto.
8715 (rs6000_debug_adjust_cost): Ditto.
8716 (rs6000_debug_legitimize_address): Ditto.
8717 (rs6000_legitimize_reload_address_ptr): Point to call normal
8718 function or debug function. Make functions called via pointer
8720 (rs6000_mode_dependent_address_ptr): Ditto.
8721 (rs6000_secondary_reload_class_ptr): Ditto.
8722 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
8723 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
8724 into a friendlier error.
8725 (rs6000_init_builtins): Add initial VSX support.
8726 (rs6000_adjust_cost): Fix some spacing issues.
8728 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
8729 (REG_CLASS_NAMES): Ditto.
8730 (REG_CLASS_CONTENTS): Ditto.
8731 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
8732 pointer, to add -mdebug=addr support.
8733 (CANNOT_CHANGE_MODE_CLASS): Ditto.
8734 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
8735 -mdebug=addr support.
8736 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
8737 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
8738 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
8740 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
8742 (bswapsi*): Set attribute types for load/store. Add combiner
8743 patterns to eliminate zero extend on 64-bit.
8744 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
8745 stdbrx if the hardware supports those instructions.
8747 2009-06-25 Ian Lance Taylor <iant@google.com>
8749 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
8750 (Link Options): Document -static-libstdc++.
8752 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8755 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
8756 DATA_ALIGNMENT instead.
8758 2009-06-25 Richard Guenther <rguenther@suse.de>
8760 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
8761 indirect references against the callused/escaped solutions.
8762 (call_may_clobber_ref_p_1): Likewise.
8764 2009-06-25 Martin Jambor <mjambor@suse.cz>
8766 PR tree-optimization/40493
8767 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
8768 (enum unscalarized_data_handling): New type.
8769 (handle_unscalarized_data_in_subtree): Return what has been done.
8770 (load_assign_lhs_subreplacements): Handle left flushes differently.
8771 (sra_modify_assign): Use unscalarized_data_handling, simplified
8772 condition determining whether to remove the statement.
8774 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
8776 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
8777 excerpt - @ should be doubled for texinfo.
8779 2009-06-24 Ian Lance Taylor <iant@google.com>
8781 * config/arc/arc.c: Include "df.h".
8782 (arc_attribute_table): Make static. Move higher in file.
8783 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
8784 (output_shift): Initialize n later to avoid warning.
8785 * config/arm/arm.c (arm_attribute_table): Make static. Move
8787 * config/avr/avr.c (avr_attribute_table): Make static. Move
8789 (reg_class_tab): Change array type from int to enum reg_class.
8790 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
8792 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
8793 (lshrhi3_out): Likewise.
8794 (class_likely_spilled_p): Change return type to bool.
8795 (avr_rtx_costs): Use local code variable with enum type.
8796 * config/avr/avr.md (movmemhi): Use add_reg_note.
8797 (andhi3, andsi3): Don't use AS2 with "and".
8798 (iorhi3, iorsi3): Don't use AS2 with "or".
8799 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
8800 * config/crx/crx.c: Include "df.h".
8801 (crx_attribute_table): Make static.
8802 * config/m32r/m32r.c: Include "df.h".
8803 (m32r_attribute_table): Make static. Move higher in file.
8804 (pop): Use add_reg_note.
8805 (block_move_call): Change 0 to LCT_NORMAL in function call.
8806 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
8807 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
8808 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
8809 declare, not just when TREE_CODE is defined.
8810 * config/m68hc11/m68hc11.c: Include "expr.h".
8811 (m68hc11_attribute_table): Make static. Move higher in file.
8812 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
8814 (m68hc11_register_indirect_p): Likewise.
8815 (m68hc11_function_arg_padding): Change return type to enum
8817 (emit_move_after_reload): Use add_reg_note.
8818 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
8819 (m68hc11_split_logical): Likewise.
8820 (m68hc11_rtx_costs): Add local code_and outer_code variables with
8822 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
8823 to VOIDmode in function call.
8824 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
8826 (m68hc11_split_logical): Update declaration.
8827 (m68hc11_function_arg_padding): Update declaration.
8828 * config/mcore/mcore.c (regno_reg_class): Change form array of int
8829 to array of enum reg_class.
8830 (mcore_attribute_table): Make static. Move higher in file.
8831 (mcore_rtx_costs): Add cast to enum type.
8832 * config/mcore/mcore.h (regno_reg_class): Update declaration.
8833 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
8834 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
8836 * config/sh/predicates.md (trapping_target_operand): Rename and to
8838 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
8840 * config/spu/spu.c (spu_attribute_table): Make static. Move
8842 * config/v850/v850.c (v850_attribute_table): Make static. Move
8844 (v850_rtx_costs): Use local code with enum type.
8845 (expand_epilogue): Add cast.
8846 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
8848 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
8851 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
8852 -m2a-single-only and -m2a-nofpu.
8853 * config/sh/sh.opt: Document m2a generates FPU code.
8855 2009-06-24 Anatoly Sokolov <aesok@post.ru>
8857 * defaults.h (CAN_ELIMINATE): Provide default.
8858 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8859 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
8860 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
8861 * config/spu/spu.h (CAN_ELIMINATE): Delete.
8862 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
8863 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
8864 * config/cris/cris.h (CAN_ELIMINATE): Delete.
8865 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
8866 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
8867 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
8869 2009-06-24 DJ Delorie <dj@redhat.com>
8871 * mep-ext-cop.cpu: Fix copyright notice.
8872 * mep-default: Fix copyright notice.
8873 * mep-core: Fix copyright notice.
8874 * mep: Fix copyright notice.
8875 * mep-ivc2: Fix copyright notice.
8876 * mep-c5: Fix copyright notice.
8878 2009-06-24 Denis Chertykov <chertykov@gmail.com>
8880 * doc/contrib.texi (Contributors):
8882 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
8885 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
8886 src and dst operands if necessary.
8888 2009-06-23 DJ Delorie <dj@redhat.com>
8891 * config.gcc: Add mep support.
8892 * recog.c: Resurrect validate_replace_rtx_subexp().
8893 * recog.h: Likewise.
8894 * config/mep/: Add new port:
8895 * config/mep/constraints.md: New file.
8896 * config/mep/default.h: New file.
8897 * config/mep/intrinsics.h: New file.
8898 * config/mep/intrinsics.md: New file.
8899 * config/mep/ivc2-template.h: New file.
8900 * config/mep/mep-c5.cpu: New file.
8901 * config/mep/mep-core.cpu: New file.
8902 * config/mep/mep-default.cpu: New file.
8903 * config/mep/mep-ext-cop.cpu: New file.
8904 * config/mep/mep-intrin.h: New file.
8905 * config/mep/mep-ivc2.cpu: New file.
8906 * config/mep/mep-lib1.asm: New file.
8907 * config/mep/mep-lib2.c: New file.
8908 * config/mep/mep-pragma.c: New file.
8909 * config/mep/mep-protos.h: New file.
8910 * config/mep/mep-tramp.c: New file.
8911 * config/mep/mep.c: New file.
8912 * config/mep/mep.cpu: New file.
8913 * config/mep/mep.h: New file.
8914 * config/mep/mep.md: New file.
8915 * config/mep/mep.opt: New file.
8916 * config/mep/predicates.md: New file.
8917 * config/mep/t-mep: New file.
8919 2009-06-23 Ian Lance Taylor <iant@google.com>
8921 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
8922 from loose_warn into c_loose_warn and from strict_warn into
8923 c_strict_warn. Set and substitute warn_cxxflags. Check for
8924 --enable-build-with-cxx. Set and substitute
8925 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
8926 * Makefile.in (CXXFLAGS): New variable.
8927 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
8928 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
8929 the default is the same as $(STRICT_WARN).
8930 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
8931 (CXX): New variable.
8932 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
8933 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
8934 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
8935 (HOST_LIBS): New variable.
8936 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
8937 (ALL_CXXFLAGS): New variable.
8938 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
8939 * doc/install.texi (Configuration): Document
8940 --enable-build-with-cxx, --with-stage1-ldflags,
8941 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
8942 * configure: Rebuild.
8944 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8946 * config/arm/arm.c (arm_override_options): Fix braces and formatting
8947 from previous commit.
8949 2009-06-23 Ian Lance Taylor <iant@google.com>
8951 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
8953 2009-06-23 Ian Lance Taylor <iant@google.com>
8955 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
8956 with ATTRIBUTE_UNUSED.
8958 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8959 Pat Haugen <pthaugen@us.ibm.com>
8960 Revital Eres <eres@il.ibm.com>
8962 * config.in (HAVE_AS_POPCNTD): Add default definition.
8963 (HAVE_AS_LWSYNC): Ditto.
8965 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
8967 (gcc_cv_as_powerpc_cmpb): Ditto.
8968 (gcc_cv_as_powerpc_dfp): Ditto.
8969 (gcc_cv_as_powerpc_vsx): Ditto.
8970 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
8971 supporting the popcntd/lwsync instructions.
8972 (gcc_cv_as_powerpc_lwsync): Ditto.
8973 * configure: Regenerate.
8975 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
8976 -mcpu=native and -mcpu=power7.
8977 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
8979 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
8980 a variable instead of a mask to reduce the number of mask bits.
8981 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
8982 (-mbit-word): Ditto.
8983 (-mregnames): Ditto.
8984 * config/rs6000/rs6000.opt (-mupdate): Ditto.
8985 (-mfused-madd): Ditto.
8987 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
8989 (-mvsx): New switch for VSX instructions.
8990 (-misel): Move from a variable to a mask to allow it to be set by
8993 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
8994 function declaration to an array declaration.
8995 (rs6000_hard_regno_nregs): New external array declaration.
8997 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
8998 files included by rs6000.md.
9000 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9001 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9003 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9005 (rs6000_debug_reg): New -mdebug= variables.
9006 (rs6000_debug_addr): Ditto.
9007 (rs6000_debug_cost): Ditto.
9008 (rs6000_pmode): New variable to hold Pmode.
9009 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9010 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9011 calculated at compiler start.
9012 (rs6000_hard_regno_nregs): Change function to an array which holds
9013 HARD_REGNO_NREGS calculated at compiler start.
9014 (rs6000_explicit_options): Delete isel field.
9015 (rs6000_vector_unit): New array to hold which vector unit
9016 supports arithmetic options for a given type.
9017 (rs6000_vector_mem): New array to hold which vector unit supports
9018 memory reference operations for a given type.
9019 (rs6000_vector_align): New array to given the alignment of each
9021 (power7_cost): New basic costs for power7.
9022 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9023 (rs6000_hard_regno_nregs_internal): New function, moved from
9024 HARD_REGNO_NREGS, to calculate the number of registers each hard
9025 register takes for each type.
9026 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9027 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9028 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9029 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9030 unit information here so it is calculated once at compiler startup
9032 (rs6000_override_options): Make -misel a target mask. Add more
9033 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9034 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9036 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9037 (rs6000_handle_option): Move -misel from variable to target mask.
9038 (rs6000_builtin_mask_for_load): Add VSX support.
9039 (rs6000_conditional_register_usage): Ditto.
9040 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9041 (function_arg_boundary): Ditto.
9042 (rs6000_expand_builtin): Ditto.
9043 (def_builtin): Make abort message a little friendlier.
9044 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9046 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9047 assembler support the popcntd instruction instead of a vsx
9048 instruction to enable power7 support.
9049 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9050 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9051 option to the assembler if -mcpu=native.
9052 (ASM_CPU_NATIVE_SPEC): Ditto.
9053 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9055 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9056 the lwsync instruction.
9057 (enum processor_type): Add PROCESSOR_POWER7.
9058 (rs6000_debug_reg): New -mdebug= options.
9059 (rs6000_debug_addr): Ditto.
9060 (rs6000_debug_cost): Ditto.
9061 (rs6000_isel): Delete.
9062 (enum rs6000_vector): New enum to say what vector unit we have.
9063 (VECTOR_UNIT_*): New macros to say which vector unit has
9064 arithmetic operations for a given type.
9065 (VECTOR_MEM_*): New macros to say which vector unit has memory
9066 operations for a given type.
9067 (TARGET_LDBRX): Whether the machine supports the ldbrx
9069 (TARGET_ISEL): Delete, -misel moved to be a mask.
9070 (TARGET_ISEL64): New macro for 64-bit isel support.
9071 (UNITS_PER_VSX_WORD): New macro.
9072 (POINTER_SIZE): Move to be an external variable, rather than
9073 calculating whether we are generating 32 ot 64-bit code.
9075 (STACK_BOUNDARY): Add VSX support.
9076 (LOCAL_ALIGNMENT): Ditto.
9077 (SLOW_UNALIGNED_ACCESS): Ditto.
9078 (VSX_REGNO_P): New macro for VSX support.
9079 (VFLOAT_REGNO_P): Ditto.
9080 (VINT_REGNO_P): Ditto.
9081 (VLOGICAL_REGNO_P): Ditto.
9082 (VSX_VECTOR_MODE): Ditto.
9083 (VSX_SCALAR_MODE): Ditto.
9085 (VSX_MOVE_MODE): Ditto.
9086 (VSX_REG_CLASS_P): Ditto.
9087 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9089 (UNITS_PER_SIMD_WORD): Add VSX support.
9090 (MODES_TIEABLE_P): Ditto.
9091 (STARTING_FRAME_OFFSET): Ditto.
9092 (STACK_DYNAMIC_OFFSET): Ditto.
9093 (EPILOGUE_USES): Ditto.
9094 (REGNO_REG_CLASS): Move to array lookup.
9095 (CLASS_MAX_NREGS): Ditto.
9096 (rs6000_vector_reg_class): Add declaration.
9097 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9098 overlap with the floating point and Altivec registers.
9100 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9102 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9103 give the appropriate asm switches if -mcpu=native.
9104 (host_detect_local_cpu): Add support for "asm".
9105 (host_detect_local_cpu): Follow GNU code guidelines for name.
9107 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9108 -mbit-word to a variable instead of being a target mask.
9110 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9111 emit the lwsync instruction instead of emitting the instruction as
9112 an integer constant.
9114 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9115 fixuns_trundfsi2, move expander into rs6000.md.
9117 * config/rs6000/rs6000.md (cpu): Add power7.
9118 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9119 (logical predicate patterns): Change the single instruction
9120 primitives that set CR0 to be fast_compare instead of compare.
9122 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9123 (popcntddi2): Ditto.
9124 (popcount<mode>): Ditto.
9125 (floating multiply/add insns): Name the floating point
9127 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9128 (isel_unsigned_<mode>): Ditto.
9129 (fixuns_trundfsi2): Move expander here from spe.md.
9130 (smindi3): Define if we have -misel on 64-bit systems.
9135 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9137 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9139 * config/avr/avr.c (avr_current_device): New variable.
9140 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9141 (avr_arch, mcu_type_s): Move to avr.h.
9142 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9143 default_data_section_start fields.
9144 (avr_arch): Moved from avr.c.
9145 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9146 library_name fields.
9147 (avr_current_device, avr_mcu_types, avr_arch_types,
9148 avr_device_to_arch, avr_device_to_data_start,
9149 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9150 (EXTRA_SPEC_FUNCTIONS): Define.
9151 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9152 options mapping. Use device_to_arch and device_to_data_start insted.
9153 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9154 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9155 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9156 * config/avr/driver-avr.c: New file.
9157 * config/avr/avr-devices.c: New file.
9159 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9161 * var-tracking.c (unshare_variable): Force initialized to
9162 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9163 (set_variable_part): Likewise.
9164 (struct variable_union_info): Remove pos_src field.
9165 (vui_vec, vui_allocated): New variables.
9166 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9167 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9168 == 1 use a simpler sorting algorithm. Compute pos field right
9169 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9170 Avoid quadratic comparison if !flag_var_tracking_uninit.
9171 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9172 unshare_variable unconditionally.
9173 (dataflow_set_different_2): Removed.
9174 (dataflow_set_different): Don't traverse second hash table.
9175 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9176 unconditionally to var_reg_set or var_mem_set.
9177 (emit_notes_in_bb): Likewise.
9178 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9180 (emit_note_insn_var_location): Don't set initialized to
9181 VAR_INIT_STATUS_INITIALIZED early.
9182 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9184 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9186 * tree-object-size.c (addr_object_size): Instead of checking
9187 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9188 are no FIELD_DECLs following it.
9190 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9192 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9193 order to match bswaps with signed source operands.
9195 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9197 * sdbout.c (sdbout_one_type): Fix braces in switch.
9199 2009-06-23 Richard Guenther <rguenther@suse.de>
9201 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9203 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9204 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9205 var_callused, callused_tree, var_storedanything, storedanything_tree,
9206 var_integer, integer_tree): Remove global variables.
9207 (new_var_info): Do not pass new id, append the new var to the
9208 global variable vector.
9209 (do_ds_constraint): Use is_global_var member of the variable-info.
9210 (new_scalar_tmp_constraint_exp): Adjust.
9211 (create_function_info_for): Likewise.
9212 (create_variable_info_for): Likewise.
9213 (find_what_var_points_to): Remove dead code.
9214 (init_base_vars): Simplify.
9215 (compute_points_to_sets): Adjust.
9217 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9219 * combine.c (try_combine): Dump information about the insns we're
9222 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9224 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9225 check when calling force_to_mode on TRUNCATE's operand.
9227 2009-06-22 Ian Lance Taylor <iant@google.com>
9229 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9231 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9233 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9235 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9237 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9238 override library linkage flags such as -static-libgcc or
9241 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9243 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9245 2009-06-22 Ian Lance Taylor <iant@google.com>
9247 * config/linux.opt: Put mglibc ahead of muclibc.
9249 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9250 for duplicate decls.
9252 2009-06-22 Matthias Klose <doko@ubuntu.com>
9254 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9256 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9259 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9260 instead of NULL if a parser error occurs.
9262 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9264 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9265 non-DWARF2_DEBUGGING_INFO version.
9267 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9269 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9270 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9272 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9273 (LIBGCC2_TF_CEXT): Define.
9276 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9279 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9281 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9283 * config/arm/arm.c (arm_override_options): Disable
9284 -mcaller-super-interworking and -mcallee-super-interworking.
9285 * doc/invoke.texi (ARM Options): Document this.
9287 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9289 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9290 * config/arm/constraints.md (j): New constraint for movw operands.
9291 (N): Remove thumb2 meaning.
9292 * config/arm/arm.md (*arm_movw): Delete.
9293 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9294 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9295 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9297 2009-06-22 Martin Jambor <mjambor@suse.cz>
9299 PR tree-optimization/40492
9300 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9301 build_ref_for_offset.
9303 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9305 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9306 JUMP_TABLE_DATA_P predicates where applicable.
9307 * auto-inc-dec.c: Ditto.
9308 * builtins.c: Ditto.
9309 * caller-save.c: Ditto.
9311 * cfgcleanup.c: Ditto.
9312 * cfglayout.c: Ditto.
9315 * combine-stack-adj.c: Ditto.
9321 * dwarf2asm.c: Ditto.
9322 * dwarf2out.c: Ditto.
9323 * emit-rtl.c: Ditto.
9329 * function.c: Ditto.
9332 * genpreds.c: Ditto.
9333 * genrecog.c: Ditto.
9335 * ira-costs.c: Ditto.
9336 * ira-lives.c: Ditto.
9339 * lower-subreg.c: Ditto.
9340 * modulo-sched.c: Ditto.
9342 * postreload.c: Ditto.
9343 * print-rtl.c: Ditto.
9352 * sched-vis.c: Ditto.
9354 * sel-sched-ir.c: Ditto.
9355 * simplify-rtx.c: Ditto.
9356 * targhooks.c: Ditto.
9357 * var-tracking.c: Ditto.
9358 * vmsdbgout.c: Ditto.
9360 2009-06-22 Matthias Klose <doko@ubuntu.com>
9362 * Makefile.in (install-plugin): Always use DESTDIR.
9364 2009-06-22 Olivier Hainque <hainque@adacore.com>
9366 * config/pa/pa.c (output_call): Don't optimize post call jumps
9367 into return address adjustments if the call may throw.
9369 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9371 * arm.c (thumb1_output_casesi): New function.
9372 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9373 optimizing for size or PIC.
9374 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9375 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9376 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9377 (thumb1_casesi_internal_pic): New expand rule.
9378 (thumb1_casesi_dispatch): New pattern.
9379 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9381 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9382 in the text seciton when PIC or optimizing for size.
9383 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9384 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9385 preservation properties of code.
9386 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9387 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9388 (__gnu_thumb1_case_si): New function.
9389 * t-arm (LIB1ASMSRC): Define here.
9390 (LIB1ASMFUNCS): Add some common functions.
9391 * t-arm-elf (LIB1ASMSRC): Delete.
9392 (LIB1ASMFUNCS): Append to existing set.
9393 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9394 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9395 * t-symbian (LIB1ASMFUNCS): Likewise.
9396 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9397 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9399 2009-06-21 Richard Guenther <rguenther@suse.de>
9401 PR tree-optimization/38729
9402 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9403 to loops with a single exit if -fno-expensive-optimizations.
9405 2009-06-21 Jakub Jelinek <jakub@redhat.com>
9407 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
9408 (dataflow_set): Change vars type from htab_t to shared_hash.
9409 (shared_hash_pool, empty_shared_hash): New variables.
9410 (vars_clear): Removed.
9411 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
9412 shared_hash_find_slot_unshare, shared_hash_find_slot,
9413 shared_hash_find_slot_noinsert, shared_hash_find): New
9415 (shared_hash_unshare, shared_hash_destroy): New functions.
9416 (unshare_variable): Unshare set->vars if shared, use
9418 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
9419 (get_init_value, find_src_set_src, dump_dataflow_set,
9420 clobber_variable_part, emit_notes_for_differences): Use
9422 (dataflow_set_init): Remove second argument, set vars to
9423 empty_shared_hash instead of creating a new htab.
9424 (dataflow_set_clear): Call shared_hash_destroy and set vars
9425 to empty_shared_hash instead of calling vars_clear.
9426 (dataflow_set_copy): Don't call vars_copy, instead just share
9427 the src htab with dst.
9428 (variable_union): Use shared_hash_*, use initially NO_INSERT
9429 lookup if set->vars is shared. Don't keep slot cleared before
9430 calling unshare_variable. Unshare set->vars if needed.
9431 Even ->refcount == 1 vars must be unshared if set->vars is shared
9432 and var needs to be modified.
9433 (variable_canonicalize): New function.
9434 (dataflow_set_union): If dst->vars is empty, just share src->vars
9435 with dst->vars and traverse with variable_canonicalize to canonicalize
9436 and unshare what is needed.
9437 (dataflow_set_different): If old_set and new_set use the same shared
9438 htab, they aren't different. If number of htab elements is different,
9439 htabs are different. Use shared_hash_*.
9440 (dataflow_set_destroy): Call shared_hash_destroy instead of
9442 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
9443 second argument to dataflow_set_init.
9444 (vt_initialize): Likewise. Initialize shared_hash_pool and
9445 empty_shared_hash, move bb in/out initialization afterwards.
9446 Use variable_htab_free instead of NULL as changed_variables del hook.
9447 (variable_was_changed): Change type of second argument to pointer to
9448 dataflow_set. When inserting var into changed_variables, bump
9449 refcount. Unshare set->vars if set is shared htab and slot needs to
9451 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
9452 lookup if set->vars is shared. Unshare set->vars if needed.
9453 Even ->refcount == 1 vars must be unshared if set->vars is shared
9454 and var needs to be modified. Adjust variable_was_changed caller.
9455 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
9456 vars must be unshared if set->vars is shared and var needs to be
9457 modified. Adjust variable_was_changed caller.
9458 (emit_note_insn_var_location): Don't pool_free var.
9459 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
9461 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
9462 free_alloc_pool on shared_hash_pool.
9464 2009-06-20 Anthony Green <green@moxielogic.com>
9466 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
9467 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
9469 2009-06-20 Richard Guenther <rguenther@suse.de>
9471 * tree-ssa-structalias.c (find_func_aliases): For memset use
9472 a constraint from NULL if we memset to zero.
9473 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
9474 we explicitly handle that do not read from memory.
9475 (call_may_clobber_ref_p_1): Properly handle builtins that may
9478 2009-06-20 Richard Guenther <rguenther@suse.de>
9480 PR tree-optimization/40495
9481 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
9482 (new_scalar_tmp_constraint_exp): New function.
9483 (process_constraint): Do not create temporary decls.
9484 (process_all_all_constraints): Likewise.
9485 (handle_const_call): Likewise.
9486 (create_function_info_for): Do not set decl.
9488 2009-06-19 Ian Lance Taylor <iant@google.com>
9490 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
9491 (rs6000_attribute_table): Make static; move before use.
9493 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
9495 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
9496 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
9497 Propagate the TREE_READONLY flag without overwriting it.
9498 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
9499 Propagate the TREE_READONLY flag onto the result.
9500 (process_call_operands): Move around. Use correct constant value.
9502 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9505 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
9506 * config/arm/arm.md: Likewise.
9508 2009-06-19 Ian Lance Taylor <iant@google.com>
9510 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
9511 to GIMPLE_ERROR_MARK.
9513 * c-typeck.c (build_conditional_expr): Add op1_original_type and
9514 op2_original_type parameters. Warn about using different enum types.
9515 * c-parser.c (c_parser_conditional_expression): Pass original
9516 types to build_conditional_expr.
9517 * c-tree.h (build_conditional_expr): Update declaration.
9519 2009-06-19 Ian Lance Taylor <iant@google.com>
9521 * config/i386/i386.c (ix86_function_specific_save): Test that
9522 fields match values, rather than testing the values are in a
9525 2009-06-19 Richard Guenther <rguenther@suse.de>
9527 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
9529 (ptr_derefs_may_alias_p): Likewise.
9530 (ptr_deref_may_alias_ref_p_1): New function.
9531 (ptr_deref_may_alias_ref_p): Likewise.
9532 (ref_maybe_used_by_call_p_1): Handle builtins that are not
9533 covered by looking at the ESCAPED solution.
9534 (call_may_clobber_ref_p_1): Likewise.
9535 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
9536 Handle NULL_TREE offset. Do not produce redundant constraints.
9537 (process_all_all_constraints): New helper function.
9538 (do_structure_copy): Use it.
9539 (handle_lhs_call): Likewise.
9540 (find_func_aliases): Handle some builtins with pointer arguments
9541 and/or return values explicitly.
9543 2009-06-19 Ian Lance Taylor <iant@google.com>
9545 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
9547 2009-06-19 Ian Lance Taylor <iant@google.com>
9549 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
9551 2009-06-19 Ian Lance Taylor <iant@google.com>
9553 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
9554 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
9557 * c-decl.c (finish_decl): If -Wc++-compat, warn about
9558 uninitialized const.
9560 2009-06-19 Ian Lance Taylor <iant@google.com>
9562 * dse.c (struct store_info): Rename bitmap field to bmap. Change
9565 * c-decl.c (in_struct, struct_types): Remove.
9566 (struct c_binding): Add in_struct field.
9567 (c_binding_ptr): Define type, along with VEC.
9568 (struct c_struct_parse_info): Define.
9569 (struct_parse_info): New static variable.
9570 (bind): Initialize in_struct field.
9571 (start_struct): Remove enclosing_in_struct and
9572 enclosing_struct_types parameters. Add
9573 enclosing_struct_parse_info parameter. Change all callers. Set
9574 struct_parse_info rather than in_struct and struct_types.
9575 (grokfield): If -Wc++-compat and there is a symbol binding for the
9576 field name, set the in_struct flag and push it on the
9577 struct_parse_info->fields vector.
9578 (warn_cxx_compat_finish_struct): New static function.
9579 (finish_struct): Remove enclosing_in_struct and
9580 enclosing_struct_types parameters. Add
9581 enclosing_struct_parse_info parameter. Change all callers. Don't
9582 set C_TYPE_DEFINED_IN_STRUCT here. Call
9583 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
9584 parameter. Only push on struct_types if warn_cxx_compat.
9585 (finish_enum): Only push on struct_types if warn_cxx_compat.
9586 (declspecs_add_type): Add loc parameter. Change all callers.
9587 Change all error calls to error_at. Pass loc, not input_location,
9588 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
9589 defined in a struct. If -Wc++-compat and parsing a struct, record
9590 that a typedef name was used.
9591 * c-parser.c (c_parser_declspecs): Get location to pass to
9593 (c_parser_struct_or_union_specifier): Update calls to start_struct
9595 * c-tree.h (struct c_struct_parse_info): Declare.
9596 (finish_struct, start_struct): Update declarations.
9597 (declspecs_add_type): Update declaration.
9599 2009-06-19 Ian Lance Taylor <iant@google.com>
9601 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
9602 variable with an anonymous type.
9604 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9606 * see.c: Remove for real.
9608 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9610 * optabs.h (enum optab_index): Add new OTI_significand.
9611 (significand_optab): Define corresponding macro.
9612 * optabs.c (init_optabs): Initialize significand_optab.
9613 * genopinit.c (optabs): Implement significand_optab using
9614 significand?f2 patterns.
9615 * builtins.c (expand_builtin_mathfn): Handle
9616 BUILT_IN_SIGNIFICAND{,F,L}.
9617 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
9618 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
9620 * config/i386/i386.md (significandxf2, significand<mode>2): New
9621 expanders to implement significandf, significand and significandl
9622 built-ins as inline x87 intrinsics.
9624 2009-06-18 Anatoly Sokolov <aesok@post.ru>
9626 * config/avr/avr.c (avr_override_options): Remove setting value of
9627 PARAM_INLINE_CALL_COST.
9629 2009-06-18 Richard Henderson <rth@redhat.com>
9632 * tree-pass.h (TDF_ASMNAME): New.
9633 * tree-dump.c (dump_options): Add asmname.
9634 * doc/invoke.texi: Document it.
9636 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
9637 (dump_decl_name): ...here.
9638 (dump_function_name): New flags arg; mind TDF_ASMNAME.
9639 (dump_generic_node): Update dump_function_name calls.
9640 (print_call_name): New flags arg; update all dump calls.
9641 * diagnostic.h (print_call_name): Update.
9642 * gimple-pretty-print.c (dump_gimple_call): Update.
9644 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
9647 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
9649 2009-06-18 Diego Novillo <dnovillo@google.com>
9651 * doc/plugins.texi: Document plugin_is_GPL_compatible.
9652 * plugin.c (str_license): Declare.
9653 (try_init_one_plugin): Assert that the symbol
9654 'plugin_is_GPL_compatible' exists.
9656 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
9659 * Makefile.in (OBJS-common): Remove see.o.
9661 * common.opt (fsee): Mark as preserved for backward compatibility.
9662 * opts.c (common_handle_option): Add OPT_fsee to the backward
9663 compatibility section.
9664 * passes.c (init_optimization_passes, pass_see): Remove pass.
9665 * timevar.def (TV_SEE): Remove.
9666 * tree-pass.h (pass_see): Remove declaration.
9667 * doc/invoke.texi (-fsee): Remove documentation.
9669 2009-06-18 Martin Jambor <mjambor@suse.cz>
9671 * tree-sra.c: Include statistics.h
9672 (sra_stats): New variable.
9673 (sra_initialize): Clear sra_stats.
9674 (create_access_replacement): Increment sra_stats.replacements.
9675 (get_access_replacement): Do not return twice.
9676 (analyze_all_variable_accesses): Increment statistics counter by the
9677 number of scalarized aggregates.
9678 (generate_subtree_copies): Increment sra_stats.subtree_copies.
9679 (sra_modify_expr): Increment sra_stats.exprs.
9680 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
9681 (sra_modify_assign): Increment sra_stats.exprs,
9682 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
9683 (perform_intra_sra): Update statistics counters.
9684 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
9686 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9688 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
9689 (arm_scalar_mode_supported_p): New function.
9691 2009-06-18 Paul Brook <paul@codesourcery.com>
9692 Sandra Loosemore <sandra@codesourcery.com>
9694 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
9695 (__extendhfsf2, __truncsfhf2): Define.
9696 * config/arm/fp16.c: New file.
9697 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9698 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9700 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9702 * doc/extend.texi (Half-Precision): New section.
9703 * doc/invoke.texi (Option Summary): List -mfp16-format.
9704 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
9705 * config/arm/arm.opt (mfp16-format=): New.
9706 * config/arm/arm.c: Include intl.h.
9707 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
9708 (TARGET_INVALID_RETURN_TYPE): Redefine.
9709 (TARGET_PROMOTED_TYPE): Redefine.
9710 (TARGET_CONVERT_TO_TYPE): Redefine.
9711 (arm_fp16_format): Define.
9712 (all_fpus): Add entry for neon-fp16.
9713 (fp_model_for_fpu): Likewise.
9714 (struct fp16_format): Declare.
9715 (all_fp16_formats): Define.
9716 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
9718 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
9720 (arm_legitimate_index_p): Treat HFmode like HImode.
9721 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
9722 (coproc_secondary_reload_class): Special-case HFmode.
9723 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
9724 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
9725 (arm_init_fp16_builtins): New.
9726 (arm_init_builtins): Call it.
9727 (arm_invalid_parameter_type): New.
9728 (arm_invalid_return_type): New.
9729 (arm_promoted_type): New.
9730 (arm_convert_to_type).
9731 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
9733 (arm_emit_fp16_const): New function.
9734 (arm_mangle_type): Mangle __fp16 as "Dh".
9735 * config/arm/arm.h (TARGET_VFPD32): Make it know about
9737 (TARGET_NEON_FP16): New.
9738 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
9739 (enum fputype): Add FPUTYPE_NEON_FP16.
9740 (enum arm_fp16_format_type): Declare.
9741 (arm_fp16_format): Declare.
9742 (LARGEST_EXPONENT_IS_NORMAL): Define.
9743 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
9744 * config/arm/arm-modes.def (HFmode): Define.
9745 * config/arm/vfp.md: (*movhf_vfp): New.
9748 * config/arm/arm.md: (fpu): Add neon_fp16.
9749 (floatsihf2, floatdihf2): New.
9750 (fix_trunchfsi2, fix_trunchfdi2): New.
9754 (*arm32_movhf): New.
9755 (*thumb1_movhf): New.
9756 (consttable_2): Add check for HFmode constants.
9757 (consttable_4): Handle HFmode constants.
9759 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
9761 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
9763 2009-06-17 Olivier Hainque <hainque@adacore.com>
9765 * collect2.c (main): Use CONST_CAST2 to perform char ** to
9766 const char ** conversion in AIX specific section.
9768 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
9770 * config/i386/i386.c (ix86_special_builtin_type): Remove
9771 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
9772 (bdesc_special_args): Updated.
9773 (ix86_init_mmx_sse_builtins): Likewise.
9774 (ix86_expand_special_args_builtin): Likewise.
9776 2009-06-17 Richard Henderson <rth@redhat.com>
9778 * tree-pretty-print.c (maybe_dump_asm_name): New.
9779 (dump_decl_name): Use it.
9780 (PRINT_FUNCTION_NAME): Merge into...
9781 (dump_function_name): ... here. Use maybe_dump_asm_name.
9783 2009-06-17 Cary Coutant <ccoutant@google.com>
9785 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
9787 * debug.c (struct gcc_debug_hooks): Change placeholder for
9789 (debug_nothing_int_charstar_int): Replaced by...
9790 (debug_nothing_int_charstar_int_bool): ...this.
9791 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
9792 source_line prototype.
9793 (debug_nothing_int_charstar_int): Replaced by...
9794 (debug_nothing_int_charstar_int_bool): ...this.
9795 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
9796 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
9797 Output is_stmt operand when necessary.
9798 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
9799 (notice_source_line): Add is_stmt parameter.
9800 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
9801 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
9803 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
9804 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
9806 2009-06-17 Ian Lance Taylor <iant@google.com>
9808 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
9810 (struct store_by_pieces_d): Rename from store_by_pieces. Change
9813 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
9815 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
9816 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
9817 tree_strip_sign_nop_conversions and
9818 tree_ssa_strip_useless_type_conversions rather than stripping
9819 the operations here.
9820 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
9822 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
9823 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
9824 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
9825 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
9828 2009-06-17 Michael Eager <eager@eagercon.com>
9830 * config/rs6000/constraints.md (register_constraint "d"): New.
9831 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
9832 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9833 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
9834 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
9835 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9836 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
9837 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
9838 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
9839 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
9840 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
9842 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
9843 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
9844 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
9845 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
9846 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
9847 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
9848 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
9849 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
9850 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
9851 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
9852 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
9853 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
9854 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
9855 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
9857 2009-06-16 Ian Lance Taylor <iant@google.com>
9859 * profile.c (total_num_never_executed): Don't define.
9860 (compute_branch_probabilities): Don't count or print
9862 (init_branch_prob): Don't set total_num_never_executed.
9863 (end_branch_prob): Don't print total_num_never_executed.
9865 2009-06-17 David Daney <ddaney@caviumnetworks.com>
9867 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
9869 2009-06-17 David Edelsohn <edelsohn@gnu.org>
9871 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
9872 (nabstd2_fpr): Same.
9874 2009-06-17 Steve Ellcey <sje@cup.hp.com>
9876 * expr.c (expand_assignment): Change complex type check.
9878 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
9880 * doc/plugins.texi (Building GCC plugins): Added new section.
9882 2009-06-17 Ian Lance Taylor <iant@google.com>
9884 * c-pch.c (get_ident): Don't set size of templ array.
9885 (pch_init): Don't set size of partial_pch array.
9887 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
9888 string constant to intialize an array whose size is the length of
9891 2009-06-17 Richard Guenther <rguenther@suse.de>
9893 PR tree-optimization/40389
9894 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
9895 to addressable types.
9896 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
9898 2009-06-17 Richard Guenther <rguenther@suse.de>
9901 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
9902 if there is no evolution of left in the loop bail out.
9903 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
9904 chrec_fold_multiply.
9906 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
9907 Janis Johnson <janis187@us.ibm.com>
9910 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
9911 for the symbol ref of a constant that is the source of a move
9912 - nor for any other not-obvious-label-ref constants.
9914 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
9916 * plugin.c (position_pass): Skip newly inserted pass during list
9917 traversal to avoid repeated insertion.
9919 2009-06-16 Ian Lance Taylor <iant@google.com>
9921 * vec.h (VEC_stack_alloc): Define different version if
9922 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
9923 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
9924 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
9925 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9927 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
9929 * config.gcc (extra_headers): Add ia32intrin.h for x86.
9931 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
9932 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
9933 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
9934 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
9935 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
9936 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
9937 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
9938 (bdesc_special_args): Add __builtin_ia32_rdtsc and
9939 __builtin_ia32_rdtscp.
9940 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
9941 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
9942 and __builtin_ia32_rorhi.
9943 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
9944 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
9945 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
9946 (ix86_expand_args_builtin): Likewise.
9947 (ix86_expand_special_args_builtin): Likewise.
9949 * config/i386/i386.md (UNSPECV_RDTSCP): New.
9950 (UNSPECV_RDTSC): Likewise.
9951 (UNSPECV_RDPMC): Likewise.
9952 (*bsr): Renamed to ...
9954 (*bsr_rex64): Renamed to ...
9958 (*rdpmc_rex64): Likewise.
9961 (*rdtsc_rex64): Likewise.
9963 (*rdtscp): Likewise.
9964 (*rdtscp_rex64): Likewise.
9966 * config/i386/ia32intrin.h: New.
9968 * config/i386/x86intrin.h: Include <ia32intrin.h>.
9970 2009-06-16 Ian Lance Taylor <iant@google.com>
9972 * ira-build.c (copy_info_to_removed_store_destinations):
9973 Initialize parent_a.
9975 2009-06-16 Ian Lance Taylor <iant@google.com>
9977 * c-decl.c (grokdeclarator): Change size_varies to bool.
9979 2009-06-16 Ian Lance Taylor <iant@google.com>
9981 * sel-sched.c: Make forward declarations of move_op_hooks and
9982 fur_hooks explicitly extern.
9984 2009-06-16 Ian Lance Taylor <iant@google.com>
9986 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
9987 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
9989 2009-06-16 Ian Lance Taylor <iant@google.com>
9991 * resource.c (mark_referenced_resources): Change
9992 include_delayed_effects parameter to bool. Change all callers.
9993 (mark_end_of_function_resources): Likewise.
9994 * reorg.c (insn_references_resource_p): Likewise.
9995 (insn_sets_resource_p): Likewise.
9996 * resource.h (mark_referenced_resources): Update declaration.
9997 (mark_end_of_function_resources): Update declaration.
9999 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10001 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10003 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10005 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10006 GCC can bootstrap on AIX with GNU Binutils 2.20.
10008 2009-06-16 Ian Lance Taylor <iant@google.com>
10010 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10012 2009-06-16 Ian Lance Taylor <iant@google.com>
10014 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10015 inline, not extern inline.
10016 (exact_log2): Likewise.
10017 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10019 (exact_log2): Likewise, but don't test CTZ_HWI.
10021 2009-06-16 Ian Lance Taylor <iant@google.com>
10023 * bitmap.c (bitmap_clear): Don't declare as inline.
10024 * gimple.c (gimplify_assign): Likewise.
10025 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10026 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10027 (sched_scan_info): Remove duplicate definition.
10029 2009-06-16 Ian Lance Taylor <iant@google.com>
10031 * c-common.c (skip_evaluation): Don't define.
10032 (c_inhibit_evaluation_warnings): Define global variable.
10033 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10034 than skip_evaluation.
10035 (convert_and_check, warn_for_div_by_zero): Likewise.
10036 * c-common.h (skip_evaluation): Don't declare.
10037 (c_inhibit_evaluation_warnings): Declare.
10038 * c-parser.c (c_parser_typeof_specifier): Set
10039 c_inhibit_evaluation_warnings rather than skip_evaluation.
10040 (c_parser_conditional_expression): Likewise.
10041 (c_parser_binary_expression): Likewise.
10042 (c_parser_sizeof_expression): Likewise.
10043 (c_parser_alignof_expression): Likewise.
10044 * c-typeck.c (build_indirect_ref): Check
10045 c_inhibit_evaluation_warnings rather than skip_evaluation.
10046 (build_conditional_expr, build_binary_op): Likewise.
10048 2009-06-16 Richard Guenther <rguenther@suse.de>
10050 * tree-ssa-alias.c (is_escape_site): Remove.
10051 * tree-ssa-alias.h (enum escape_type): Remove.
10052 (is_escape_site): Likewise.
10053 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10054 via casts and asms without deferring to is_escape_site.
10056 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10058 PR middle-end/40446
10059 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10060 use gen_lowpart if op0 has complex mode.
10062 2009-06-16 Richard Guenther <rguenther@suse.de>
10064 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10065 variables add them to ESCAPED.
10066 (find_func_aliases): Do not make all indirectly stored values escaped.
10068 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10070 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10071 make_decl_one_only.
10073 2009-06-16 Martin Jambor <mjambor@suse.cz>
10075 PR tree-optimization/40432
10076 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10077 check whether we need to force gimple register operand.
10079 2009-06-16 Martin Jambor <mjambor@suse.cz>
10081 PR tree-optimization/40413
10082 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10083 build_ref_for_offset.
10084 (propagate_subacesses_accross_link): Fix a typo in a comment.
10086 2009-06-16 Ira Rosen <irar@il.ibm.com>
10088 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10089 with additional parameter.
10090 * tree-vectorizer.h (enum vect_def_type): Add new value
10092 (enum vect_relevant): Add comments.
10093 (vect_is_simple_reduction): Add new argument.
10094 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10095 Detect nested cycles.
10096 (vect_is_simple_reduction): Update documentation, add an argument to
10097 distinguish inner-loop reduction from nested cycle, detect nested
10098 cycles, fix printings and indentation, don't swap operands in case
10100 (get_initial_def_for_reduction): Handle subtraction.
10101 (vect_create_epilog_for_reduction): Add new argument to specify
10102 reduction variable.
10103 (vect_finalize_reduction): Handle subtraction, fix comments.
10104 (vectorizable_reduction): Handle nested cycles. In case of nested
10105 cycle keep track of the reduction variable position. Call
10106 vect_is_simple_reduction with additional parameter. Use original
10107 statement code in reduction epilogue for nested cycle. Call
10108 vect_create_epilog_for_reduction with additional parameter.
10109 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10110 inner-loop vectorization.
10111 (vect_recog_widen_sum_pattern): Likewise.
10112 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10114 (vect_mark_stmts_to_be_vectorized): Likewise.
10115 (vect_get_vec_def_for_operand): Handle nested cycles.
10117 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10119 * doc/invoke.texi (Debugging Options): Fix option index entries
10120 for -fdump-statistics, -frandom-seed add entries for
10121 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10122 (FRV Options): Fix entries for -mTLS, -mtls.
10123 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10124 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10125 (M68hc1x Options): Fix @itemx for -mnominmax.
10126 (MCore Options): Fix entry for -mno-lsim.
10127 (MMIX Options): Fix entry for -mabi=mmixware.
10128 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10130 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10132 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10133 Mention the plugin mode of gengtype.
10134 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10135 * gengtype.c: Updated copyright.
10136 (plugin_files, nb_plugin_files) Added new static variables.
10137 (measure_input_list) Care about plugin_files.
10138 (write_rtx_next): Added early return in plugin mode.
10139 (create_file): Updated copyright year in generated file. Added
10141 (oprintf): Added early return if NULL outf.
10142 (get_output_file_with_visibility): Care of plugin_files.
10143 (get_output_file_name): May return null.
10144 (write_local): Added early return.
10145 (put_mangled_filename): Ditto.
10146 (finish_root_table): Added check for base_files.
10147 (write_roots): Care about null when plugins.
10148 (main): Added plugin mode.
10150 2009-06-15 Ian Lance Taylor <iant@google.com>
10152 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10153 * gcov.c (read_count_file): Add braces around variables declared
10156 * c.opt (Wjump-misses-init): New warning.
10157 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10158 -Wall and -Wc++-compat if not already set.
10159 (c_common_post_options): Clear warn_jump_misses_init if it was not
10161 * c-decl.c (struct c_binding): Change type field to a union with
10162 new label field. Make it the first field in the struct. Update
10163 references to type to use u.type instead.
10164 (struct c_spot_bindings): Define.
10165 (struct c_goto_bindings): Define.
10166 (c_goto_bindings_p): Define, along with VECs.
10167 (struct c_label_vars): Define.
10168 (struct c_scope): Add has_label_bindings field.
10169 (bind_label, set_spot_bindings): New static functions.
10170 (decl_jump_unsafe, update_spot_bindings): New static functions.
10171 (update_label_decls): New static function.
10172 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10173 Update binding u.label field to shadowed field.
10174 (c_binding_start_stmt_expr): New function.
10175 (c_binding_end_stmt_expr): New function.
10176 (pushdecl): Don't call c_begin_vm_scope.
10177 (make_label): Add defining and p_label_vars parameters. Change
10179 (lookup_label): Correct test for whether a label has not yet been
10180 defined. Call bind_label rather than bind.
10181 (warn_about_goto): New static function.
10182 (lookup_label_for_goto): New function.
10183 (declare_label): Call bind_label rather than bind.
10184 (check_earlier_gotos): New static function.
10185 (define_label): Don't give errors about jumping into statement
10186 expressions or scopes of variably modified types. Call
10187 set_spot_bindings and check_earlier_gotos. Call bind_label
10188 instead of bind. Don't set label_context_stack_se or
10189 label_context_stack_vm.
10190 (c_get_switch_bindings): New function.
10191 (c_release_switch_bindings): New function.
10192 (c_check_switch_jump_warnings): New function.
10193 (start_function): Don't set label_context_stack_se or
10194 label_context_stack_vm.
10195 (finish_function): Likewise.
10196 * c-typeck.c (label_context_stack_se): Don't define.
10197 (label_context_stack_vm): Don't define.
10198 (c_finish_goto_label): Call lookup_label_for_goto rather than
10199 lookup_label. Don't give errors about jumping into a statement
10200 expression or the scope of a variably modified type. Don't set
10201 label_context_stack_se or label_context_stack_vm.
10202 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10203 fields. Add bindings field.
10204 (c_start_case): Don't set deleted fields. Set bindings field.
10205 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10206 or blocked_vm. Call c_check_switch_jump_warnings.
10207 (c_finish_case): Don't test blocked_stmt_expr field. Call
10208 c_release_switch_bindings.
10209 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10210 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10211 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10212 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10213 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10214 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10215 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10216 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10217 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10218 (C_DECL_UNJUMPABLE_VM): Don't define.
10219 (C_DECL_UNDEFINABLE_VM): Don't define.
10220 (struct c_label_list): Don't define.
10221 (struct c_label_context_se): Don't define.
10222 (struct c_label_context_vm): Don't define.
10223 (struct c_spot_bindings): Declare.
10224 (c_bindings_start_stmt_expr): Declare.
10225 (c_bindings_end_stmt_expr): Declare.
10226 (lookup_label_for_goto): Declare.
10227 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10228 (c_check_switch_jump_warnings): Declare.
10229 (label_context_stack_se, label_context_stack_vm): Don't declare.
10230 (c_finish_goto_label): Update declaration.
10231 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10232 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10233 (Warning Options): Document -Wjump-misses-init.
10235 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10237 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10240 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10242 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10244 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10246 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10248 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10250 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10252 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10254 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10255 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10256 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10257 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10258 * dwarf2asm.c (dw2_force_const_mem): Update call to
10259 make_decl_one_only.
10260 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10261 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10262 * langhooks.c (lhd_comdat_group): Remove.
10263 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10264 * tree.h (DECL_COMDAT_GROUP): New.
10265 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10266 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10267 (make_decl_one_only): Change signature.
10268 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10269 make_decl_one_only.
10270 (make_decl_one_only): Change signature.
10271 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10273 2009-06-15 Richard Guenther <rguenther@suse.de>
10275 PR middle-end/40439
10276 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10278 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10280 * tree-ssa-math-opts.c: Remove extra divide.
10282 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10284 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10286 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10288 * passes.c: Add bswap pass.
10289 * tree-pass.h: Add pass_optimize_bswap declaration.
10290 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10291 Include rtl.h, expr.h and optabs.h for optab_handler check.
10292 (struct symbolic_number, pass_optimize_bswap): New definition.
10293 (do_shift_rotate, verify_symbolic_number_p): New functions.
10294 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10295 (gate_optimize_bswap): New function.
10296 * tree.c (widest_int_cst_value): New function.
10297 * tree.h (widest_int_cst_value): Prototype added.
10299 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10301 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10302 REG_EQUAL/REG_EQUIV notes.
10304 2009-06-14 Richard Guenther <rguenther@suse.de>
10306 PR middle-end/40389
10307 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10308 has its address taken if NRV was applied and it is addressable.
10309 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10310 function split out from ...
10311 (get_constraint_for_1): ... here.
10312 (handle_rhs_call): Use it to mark the return slot escaped if
10313 it is addressable and NRV was applied.
10315 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10317 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10318 Change first argument type to location_t.
10319 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10320 Do not set input_location.
10321 Use loc instead of input_location throughout.
10323 2009-06-13 Richard Guenther <rguenther@suse.de>
10325 PR tree-optimization/40421
10326 * tree-predcom.c (should_unroll_loop_p): Remove.
10327 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10329 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10331 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10332 Add location argument.
10334 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10336 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10338 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10339 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10340 * config/spu/spu-protos.h: Add location to
10341 spu_resolve_overloaded_builtin.
10342 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10343 spu_build_builtin_va_list.
10344 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10345 argument. Pass location to build_function_call_vec.
10346 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10348 (emit_fpu_switch): Same.
10349 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10350 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10351 to build_decl and create_artificial_label.
10352 (xtensa_gimplify_va_arg_expr): Same.
10353 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10354 (xstormy16_gimplify_va_arg_expr): Same.
10355 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10356 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10357 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10358 (mips16_build_function_stub): Same.
10359 (mips16_build_call_stub): Same.
10361 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10364 * arm/constraints.md (Pa, Pb): New constraints.
10365 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10366 split pattern to deal with them.
10368 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10370 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10371 fix index entry for -Xpreprocessor.
10373 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10375 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10376 Add location argument to build_decl call.
10377 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10378 (rs6000_init_builtins): Same.
10379 (spe_init_builtins): Same.
10380 (rs6000_gimplify_va_arg): Add location argument to
10381 create_artificial_label call.
10383 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10385 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10386 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10387 * Makefile.in: Fix GGC dependency for gcse.o.
10389 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10391 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10392 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10393 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10395 * c-parser.c (c_parser_binary_expression): Use current column while
10396 building binary operations.
10397 * common.opt (fshow-column): Enable by default.
10398 * tree-vrp.c (check_array_ref): Use warning_at.
10399 (check_array_bounds): Use location from call back if expr has no
10401 * tree.h: Add location argument to maybe_fold_*.
10402 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10403 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10404 (maybe_fold_offset_to_component_ref): Same.
10405 (maybe_fold_offset_to_reference): Same.
10406 (maybe_fold_offset_to_address): Same.
10407 (maybe_fold_stmt_indirect): Same.
10408 (maybe_fold_stmt_addition): Same.
10409 (fold_stmt_r): Pass location to maybe_fold_*.
10410 (fold_gimple_assign): Same.
10411 * c-tree.h: Add location argument to finish_decl,
10412 default_function_array_conversion, store_init_value.
10413 * c-decl.c (define_label): Use error_at.
10414 (c_make_fname_decl): Pass location to finish_decl.
10415 (finish_decl): New location argument.
10416 (build_compound_literal): Pass location to store_init_value.
10417 (grokdeclarator): Pass location to finish_decl.
10419 * c-typeck.c (array_to_pointer_conversion): New location argument.
10420 (function_to_pointer_conversion): Same.
10421 (default_function_array_conversion): Same.
10422 (parser_build_unary_op): Pass location to overflow_warning.
10423 (parser_build_binary_op): Same. Use warning_at.
10424 (build_unary_op): Pass location to array_to_pointer_conversion.
10425 (build_c_cast): Pass location to digest_init.
10426 (build_modify_expr): New location argument.
10427 (convert_for_assignment): Same.
10428 (store_init_value): Same.
10429 (digest_init): Same.
10430 (output_init_element): Pass location to digest_init and
10431 array_to_pointer_conversion.
10432 (c_finish_return): Pass location to convert_for_assignment.
10433 * gimplify.c (gimplify_conversion): Pass location to
10434 maybe_fold_offset_to_address.
10435 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
10436 to maybe_fold_stmt_addition.
10437 * c-omp.c (c_finish_omp_atomic): Pass new location to
10439 (c_finish_omp_for): Same.
10440 * c-common.c (overflow_warning): New argument.
10441 * c-common.h: New argument to build_modify_expr, overflow_warning.
10442 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
10444 (c_parser_initializer): Pass location to
10445 default_function_array_conversion.
10446 (c_parser_initelt): Same.
10447 (c_parser_initval): Same.
10448 (c_parser_asm_operands): Same.
10449 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
10450 (c_parser_conditional_expression): Same.
10451 (c_parser_binary_expression): Add location info to stack. Use it.
10452 (c_parser_unary_expression): Pass location to
10453 default_function_array_conversion, parser_build_unary_op,
10454 build_indirect_ref, c_parser_postfix_expression_after_primary.
10455 (c_parser_postfix_expression_after_primary): New location argument.
10457 (c_parser_expression_conv): Pass location to
10458 default_function_array_conversion.
10459 (c_parser_expr_list): Same.
10460 (c_parser_omp_atomic): Same.
10461 (c_parser_omp_for_loop): Same.
10462 * c-tree.h: (struct c_declarator): Add comment to id_loc.
10463 (build_array_declarator): New argument.
10464 * c-decl.c (build_array_declarator): Add location argument.
10465 (grokdeclarator): Set id_loc for cdk_array.
10466 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
10467 build_array_declarator.
10468 * tree.c (build_omp_clause): Add location argument.
10469 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
10470 (OMP_CLAUSE_LOCATION): New macro.
10471 (struct tree_omp_clause): Add location field.
10472 (build_omp_clause): Add argument.
10473 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
10474 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
10476 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
10477 (cp_parser_omp_clause_collapse): Same.
10478 (cp_parser_omp_clause_default): Same.
10479 (cp_parser_omp_clause_if): Same.
10480 (cp_parser_omp_clause_nowait): Same.
10481 (cp_parser_omp_clause_num_threads): Same.
10482 (cp_parser_omp_clause_ordered): Same.
10483 (cp_parser_omp_clause_schedule): Same.
10484 (cp_parser_omp_clause_untied): Same.
10485 (cp_parser_omp_for_loop): Same.
10486 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10487 * c-tree.h (c_start_case): Add location argument.
10488 (c_process_expr_stmt): Same.
10489 (c_finish_goto_*): Same.
10490 * tree-parloops.c (initialize_reductions): Pass location to
10492 (create_parallel_loop): Same.
10493 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
10494 (gfc_trans_omp_reduction_list): Same.
10495 (gfc_trans_omp_clauses): Same.
10496 (gfc_trans_omp_do): Same.
10497 * c-typeck.c (c_finish_goto_label): Same.
10498 (c_finish_goto_ptr): New location argument.
10499 (c_start_case): Same.
10500 (emit_side_effect_warnings): Same.
10501 (c_process_expr_stmt): Same.
10502 (c_finish_stmt_expr): Same.
10503 (c_finish_omp_clauses): Use error_at instead of error.
10504 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
10506 * c-omp.c (c_split_parallel_clauses): New location argument.
10507 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
10508 to build_omp_clause.
10509 (convert_local_reference_stmt): Same.
10510 (convert_gimple_call): Same.
10511 * c-common.h (c_split_parallel_clauses): New argument.
10512 * c-parser.c (c_parser_statement_after_labels): Pass location to
10513 c_finish_goto_label.
10514 (c_parser_switch_statement): Pass location to c_start_case.
10515 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
10516 and c_process_expr_stmt.
10517 (c_parser_omp_variable_list): Add location argument.
10518 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
10519 (c_parser_omp_clause_default): Same.
10520 (c_parser_omp_clause_if): Same.
10521 (c_parser_omp_clause_num_threads): Same.
10522 (-c_parser_omp_clause_ordered): Same.
10523 (c_parser_omp_clause_reduction): Pass location to
10524 c_parser_omp_variable_list.
10525 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
10526 (c_parser_omp_clause_untied): Same.
10527 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
10528 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10530 * c-tree.h (check_for_loop_decls, undeclared_variable,
10531 build_component_ref, build_array_ref, build_external_ref,
10532 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
10533 build_conditional_expr, build_compound_expr, c_cast_expr,
10534 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
10535 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
10537 * c-semantics.c (build_stmt): Same.
10538 (build_case_label): Same.
10539 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
10540 (undeclared_variable): New argument.
10541 (make_label): Same.
10542 (lookup_label): Pass location on down.
10543 (define_label): Same.
10544 (finish_decl): Same.
10545 (build_compound_literal): Same.
10546 (finish_struct): Same.
10547 (finish_function): Do not set location here.
10548 (check_for_loop_decls): New argument.
10549 * tree.c (save_expr): Set location.
10550 (build_empty_stmt): New argument.
10551 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
10552 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
10553 * builtins.c (gimplify_va_arg_expr): Use locations.
10554 (expand_builtin_sync_operation): Same.
10555 * c-typeck.c (build_component_ref): New argument.
10556 (build_array_ref): Same.
10557 (build_external_ref): Same.
10558 (c_expr_sizeof_expr): Same.
10559 (c_expr_sizeof_type): Same.
10560 (parser_build_unary_op): Same.
10561 (build_conditional_expr): Same.
10562 (build_compound_expr): Pass location on down.
10563 (build_compound_expr): New argument.
10564 (build_c_cast): Same.
10565 (c_cast_expr): Same.
10566 (build_asm_expr): Same.
10567 (c_finish_return): Same.
10568 (c_process_expr_stmt): Pass location on down.
10569 (c_finish_stmt_expr): New argument.
10570 (push_clenaup): Same.
10571 (c_finish_omp_parallel): Same.
10572 (c_finish_omp_task): Same.
10573 * gimplify.c (gimplify_call_expr): Pass location on down.
10574 * c-omp.c (c_finish_omp_master): New argument.
10575 (c_finish_omp_critical): Same.
10576 (c_finish_omp_ordered): Same.
10577 (c_finish_omp_barrier): Same.
10578 (-c_finish_omp_taskwait): Same.
10579 (c_finish_omp_atomic): Same.
10580 (c_finish_omp_flush): Same.
10581 * tree-inline.c (copy_tree_body_r): Pass location on down.
10582 (inline_forbidden_p): Remove use of input_location.
10583 * c-gimplify.c (c_build_bind_expr): New argument.
10584 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
10585 (c_sizeof_or_alignof_type): New argument.
10586 (c_alignof_expr): Same.
10587 (build_va_arg): Same.
10588 (c_add_case_label): Same.
10589 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
10590 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
10591 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
10592 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
10593 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
10594 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
10596 * stub-objc.c (objc_build_selector_expr): Same.
10597 (objc_build_throw_stmt): Same.
10598 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
10599 (c_parser_initelt): Same.
10600 (c_parser_compound_statement): Same.
10601 (c_parser_compound_statement_nostart): Same.
10602 (c_parser_label): Same.
10603 (c_parser_statement_after_labels): Same.
10604 (c_parser_if_body): Same.
10605 (c_parser_else_body): Same.
10606 (c_parser_if_statement): Same.
10607 (c_parser_switch_statement): Same.
10608 (c_parser_while_statement): Same.
10609 (c_parser_do_statement): Same.
10610 (c_parser_for_statement): Same.
10611 (c_parser_asm_statement): Same.
10612 (c_parser_conditional_expression): Same.
10613 (c_parser_binary_expression): Same.
10614 (c_parser_cast_expression): Same.
10615 (c_parser_unary_expression): Same.
10616 (c_parser_sizeof_expression): Same.
10617 (c_parser_alignof_expression): Same.
10618 (c_parser_postfix_expression): Same.
10619 (c_parser_expression): Same.
10620 (c_parser_objc_receiver): Same.
10621 (c_parser_omp_variable_list): Same.
10622 (c_parser_omp_structured_block): Same.
10623 (c_parser_omp_atomic): New argument.
10624 (c_parser_omp_barrier): Same.
10625 (c_parser_omp_critical): Same.
10626 (c_parser_omp_flush): Pass location on down.
10627 (c_parser_omp_for_loop): New argument.
10628 (c_parser_omp_for): Same.
10629 (c_parser_omp_master): Same.
10630 (c_parser_omp_ordered): Same.
10631 (c_parser_omp_sections_scope): Same.
10632 (c_parser_omp_sections): Same.
10633 (c_parser_omp_parallel): Same.
10634 (c_parser_omp_single): Same.
10635 (c_parser_omp_task): Same.
10636 (c_parser_omp_taskwait): Pass location on down.
10637 (c_parser_omp_construct): Same.
10638 (c_parser_omp_threadprivate): Same.
10639 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
10640 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
10641 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
10642 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
10643 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
10644 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
10645 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
10646 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
10647 config/i386/i386.c, stmt.c:
10648 Add location argument to the following function definitions and/or
10649 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
10650 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
10651 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
10652 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
10653 do_case, c_finish_bc_stmt, build_compound_literal,
10654 build_function_call.
10655 * c-decl.c (build_compound_literal): Add location argument.
10656 Make all diagnostic calls use location.
10657 (start_struct): Same.
10658 (finish_struct): Same.
10659 (start_enum): Same.
10660 (build_enumerator): Same.
10661 (start_function): Same.
10662 (grokdeclarator): Make all diagnostic calls use location.
10663 (store_parm_decls_oldstyle): Same.
10664 * c-typeck.c (build_function_call): Add location argument.
10665 Make all diagnostic calls use location.
10667 (c_finish_bc_stmt): Same.
10668 * tree-nested.c (get_trampoline_type): Add argument.
10669 Pass location to build_decl.
10670 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
10671 * rtl.h (RTL_LOCATION): New.
10672 * c-common.c (c_add_case_label): Add location argument.
10673 Make all diagnostic calls use location.
10674 * c-common.h: Add location argument to make_fname_decl, do_case,
10675 c_add_case_label, build_function_call, resolve_overloaded_builtin.
10676 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
10677 Set it appropriately for every case. Pass enum_loc to start_enum
10678 call. Pass value_loc first to build_enumerator. Pass enum_loc to
10680 (c_parser_struct_or_union_specifier): Save location. Use it for
10681 start_struct, finish_struct, and parser_xref_tag.
10683 2009-06-12 Ian Lance Taylor <iant@google.com>
10685 * fold-const.c (fold_unary): Rename local variable and to and_expr.
10687 * c-opts.c (c_common_handle_option): For -Wc++-compat set
10688 cpp_opts->warn_cxx_operator_names.
10690 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10693 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
10694 is returns NULL and OP is a VCE, look through the VCE.
10696 2009-06-12 Ian Lance Taylor <iant@google.com>
10699 * collect2.c (main): Use CONST_CAST2 in code inside #if
10700 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
10702 2009-06-12 Joey Ye <joey.ye@intel.com>
10704 PR middle-end/39146
10705 * cfgexpand.c (get_decl_align_unit): Update
10706 max_used_stack_slot_alignment with align instead of
10707 stack_alignment_needed.
10709 * function.c (assign_stack_local_1): Update
10710 max_used_stack_slot_alignment with alignment_in_bits instead
10711 of stack_alignment_needed.
10712 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
10715 2009-06-12 Jakub Jelinek <jakub@redhat.com>
10717 * dwarf2out.c (last_var_location_insn): New variable.
10718 (dwarf2out_end_epilogue): Clear last_var_location_insn.
10719 (dwarf2out_var_location): Don't record anything after last real
10720 insn. Only change labels if there were any real instructions
10721 in between last note and this one, or if changed sections.
10723 2009-06-11 Richard Henderson <rth@redhat.com>
10725 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
10726 note when storing the frame pointer in a register.
10727 (FRP): Don't redefine to nothing for epilogue.
10728 (alpha_expand_epilogue): Mark register and sp restores.
10729 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
10731 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
10732 when gen_lowpart is needed.
10734 2009-06-11 Richard Henderson <rth@redhat.com>
10736 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
10738 * dwarf2out.c (need_data_align_sf_opcode): New.
10739 (div_data_align): Move earlier.
10740 (def_cfa_1, reg_save): Use it.
10742 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
10744 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
10745 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
10746 (ix86_handle_option): Handle OPT_mcrc32.
10747 (ix86_target_string): Add -mcrc32.
10748 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
10750 * config/i386/i386.h (TARGET_CRC32): New.
10752 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
10753 (sse4_2_crc32di): Likewise.
10755 * config/i386/i386.opt (mcrc32): New.
10757 * doc/invoke.texi: Document -mcrc32.
10759 2009-06-11 Richard Henderson <rth@redhat.com>
10761 * common.opt (gdwarf-): Accept a version number.
10762 * doc/invoke.texi (gdwarf-): Update docs.
10763 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
10764 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
10765 version level, and record it.
10767 * dwarf2.h (DW_CIE_VERSION): Remove.
10768 * dwarf2out.c (DWARF_VERSION): Remove.
10769 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
10770 (output_call_frame_info): Use CIE version 3 for dwarf3,
10771 or if the return register column is out of range for version 1.
10772 (dwarf_stack_op_name): Add all dwarf3 values.
10773 (DEBUG_PUBTYPES_SECTION): New.
10774 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
10775 encoding change for dwarf3.
10776 (output_die) [dw_val_class_die_ref]: Likewise.
10777 (output_compilation_unit_header): Emit correct version for dwarf3.
10778 (output_line_info): Likewise.
10779 (output_pubnames): Update for DWARF_VERSION removal.
10780 (output_aranges): Likewise.
10781 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
10782 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
10783 (dwarf2out_finish): Likewise.
10785 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10787 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
10790 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10793 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
10794 * builtins.c (expand_builtin_unreachable): New function.
10795 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
10796 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
10797 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
10799 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
10800 searching for missing barriers.
10802 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10804 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
10805 when -fprofile-generate* was passed.
10806 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10808 2009-06-11 Anthony Green <green@moxielogic.com>
10810 * config/moxie/moxie.md: Define length attribute for all instructions.
10812 (*b<cond:code>): Support limited branch ranges for new PC-relative
10813 branch instructions.
10814 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
10816 2009-06-11 Jakub Jelinek <jakub@redhat.com>
10818 * config/i386/i386.c (min_insn_size): Use get_attr_length
10819 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
10820 For __asm return 0.
10822 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
10823 instead of emit_insn_before.
10825 2009-06-10 Ian Lance Taylor <iant@google.com>
10828 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
10831 2009-06-10 Revital Eres <eres@il.ibm.com>
10833 * passes.c (init_optimization_passes): Reschedule
10834 predictive-commoning pass before complete unroll pass.
10836 2009-06-10 Martin Jambor <mjambor@suse.cz>
10838 * cgraph.c (cgraph_node_can_be_local_p): New function.
10839 (cgraph_make_node_local): New function.
10840 * cgraph.h (cgraph_node_can_be_local_p): Declare.
10841 (cgraph_make_node_local): Declare.
10843 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
10845 * tree.h (tree_base): Add packed_flag and user_align fields.
10846 Decrease size of spare field.
10847 (TYPE_USER_ALIGN): Use user_align from tree_base.
10848 (DECL_USER_ALIGN): Likewise.
10849 (TYPE_PACKED): Use packed_flag from tree_base.
10850 (DECL_PACKED): Likewise.
10851 (tree_type): Delete packed_flag and user_align fields. Widen
10852 precision field. Widen mode field and shuffle fields to align
10853 mode on an 8-bit boundary.
10854 (tree_decl_common): Delete decl_flag_1 and user_align fields.
10855 Renumber decl_flag_* fields. Fix comments. Widen
10856 decl_common_unused field.
10857 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
10858 (DECL_EXTERNAL): Likewise.
10859 (DECL_BIT_FIELD): Likewise.
10860 (DECL_NONADDRESSABLE_P): Likewise.
10861 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
10862 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
10864 2009-06-10 Ian Lance Taylor <iant@google.com>
10866 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
10867 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
10868 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
10869 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
10870 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
10871 DEF_VEC_ALLOC_FUNC_P.
10872 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
10873 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
10874 DEF_VEC_ALLOC_FUNC_O.
10875 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
10876 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
10877 DEF_VEC_ALLOC_FUNC_I.
10878 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
10879 (vec_stack_p_reserve_exact_1): Declare.
10880 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
10881 (vec_stack_free): Declare.
10882 (VEC_stack_alloc): Define.
10883 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
10884 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
10885 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
10886 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
10888 (stack_vecs): New static variable.
10889 (vec_stack_p_reserve_exact_1): New function.
10890 (vec_stack_o_reserve_1): New static function.
10891 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
10892 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
10893 (vec_stack_free): New function.
10894 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
10895 (VEC_df_ref_stack_alloc): Define.
10896 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
10897 DEF_VEC_ALLOC_P_STACK.
10898 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
10899 (struct df_collection_rec): Change _vec fields to VEC. Remove
10901 (df_free_collection_rec): Adjust for new fields.
10902 (df_insn_rescan): Use new df_collection_rec fields.
10903 (df_notes_rescan, df_canonize_collection_rec): Likewise.
10904 (df_ref_create_structure, df_ref_record): Likewise.
10905 (df_get_conditional_uses, df_get_call_refs): Likewise.
10906 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
10907 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
10908 (df_record_exit_block_uses, df_bb_verify): Likewise.
10909 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
10910 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
10911 Remove count parameter. Change return type to void. Change all
10913 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
10914 Remove count parameter. Change return type to void. Change all
10916 (df_install_refs): Change old_vec parameter to VEC. Remove count
10917 parameter. Change all callers.
10918 (df_install_mws): Change old_vec parameter to VEC. Remove count
10919 parameter. Change all callers.
10920 (df_refs_verify): Change new_rec parameter to VEC. Change call
10922 (df_mws_verify): Likewise.
10924 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
10926 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
10928 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
10930 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
10932 2009-06-10 Anthony Green <green@moxielogic.com>
10934 * config/moxie/crti.asm: New file.
10935 * config/moxie/crtn.asm: New file.
10936 * config/moxie/moxie.c: New file.
10937 * config/moxie/moxie.h: New file.
10938 * config/moxie/sfp-machine.h: New file.
10939 * config/moxie/moxie-protos.h: New file.
10940 * config/moxie/t-moxie: Created.
10941 * config/moxie/t-moxie-softfp: Created.
10942 * config/moxie/moxie.md: Created.
10943 * config/moxie/constraints.md: Created.
10944 * config.gcc: Add moxie support.
10945 * doc/md.texi (Machine Constraints): Add moxie constraints.
10946 * doc/contrib.texi (Contributors): Mention moxie port.
10947 * doc/install.texi (Specific): Mention the moxie port.
10949 2009-06-09 Ian Lance Taylor <iant@google.com>
10951 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
10952 compiling with C++.
10953 * optabs.c (optab_table): Only use designated initializers if
10954 HAVE_DESIGNATED_INITIALIZERS is defined.
10955 (convert_optab_table): Likewise.
10956 (init_optabs): Always call init_insn_codes if
10957 HAVE_DESIGNATED_INITIALIZERS is not defined.
10959 2009-06-09 Ian Lance Taylor <iant@google.com>
10961 * targhooks.c (default_builtin_vectorized_function): Change fn
10962 parameter to unsigned int.
10963 (default_builtin_vectorized_conversion): Change code parameter to
10965 (default_builtin_reciprocal): Change fn parameter to unsigned int.
10966 * targhooks.h: Update declarations.
10967 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
10968 parameter to unsigned int.
10970 * c-typeck.c (comptypes_check_enum_int): New static function.
10971 (comptypes_internal): Add enum_and_int_p parameter. Change all
10973 (comp_target_types): Add location parameter. Change all callers.
10974 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
10975 Change all callers.
10976 (function_types_compatible_p, type_lists_compatible_p): Likewise.
10977 (build_conditional_expr): Add colon_loc parameter. Change all
10979 (convert_for_assignment): Add location parameter. Change all callers.
10980 * c-parser.c (c_parser_conditional_expression): Pass location of
10981 colon to build_conditional_expr.
10982 * c-tree.h (build_conditional_expr): Update declaration.
10984 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
10986 * graphite.c: Revert previous patch.
10988 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
10991 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10993 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
10995 * tree-ssa-loop-prefetch.c
10996 (loop_prefetch_arrays): Fixed a portability problem in printf format
10999 2009-06-09 Martin Jambor <mjambor@suse.cz>
11001 PR tree-optimization/40351
11002 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11003 refrence to a potential artifical subaccess can be constructed.
11005 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11007 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11008 (sh_override_options): Likewise.
11009 * config/sh/sh.c: Include params.h.
11010 (sh_optimization_options): New.
11011 (sh_override_options): Likewise.
11012 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11013 (OVERRIDE_OPTIONS): Use sh_override_options.
11015 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11017 * dwarf2out.c (emit_cfa_remember): New variable.
11018 (add_fde_cfi): If emit_cfa_remember, recurse to add
11019 DW_CFA_remember_state first.
11020 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11021 instead just set emit_cfa_remember.
11023 2009-06-08 Jan Hubicka <jh@suse.cz>
11026 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11028 2009-06-08 Jan Hubicka <jh@suse.cz>
11030 PR middle-end/39834
11031 * cgraphunit.c (save_inline_function_body): Do not copy transform
11032 hooks for saved inline bodies.
11033 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11034 for given function.
11036 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11038 * jump.c (returnjump_p): Handle delayed branches. Add missing
11041 2009-06-08 Jan Hubicka <jh@suse.cz>
11043 PR middle-end/40102
11044 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11045 original node might've been modified.
11046 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11048 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11050 * tree-object-size.c (addr_object_size): Add OSI argument.
11051 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11052 (compute_builtin_object_size, expr_object_size): Adjust callers.
11053 (plus_stmt_object_size): Call addr_object_size instead of
11054 compute_builtin_object_size.
11056 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11057 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11059 * tree-ssa-loop-prefetch.c
11060 (gather_memory_references): Introduced a counter for the number of
11062 (anything_to_prefetch_p): Introduced a counter for the number of
11064 (is_loop_prefetching_profitable): New function with a cost model
11066 (loop_prefetch_arrays): Use the new cost model to determine if
11067 prefetching is profitable.
11068 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11069 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11070 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11071 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11072 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11073 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11075 2009-06-08 Michael Matz <matz@suse.de>
11078 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11079 partitions use the same.
11080 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11081 for basevars of SSA_NAMEs.
11082 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11083 to not expand them twice.
11084 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11087 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11089 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11090 (fdump-final-insns=, gtoggle): New.
11091 * doc/invoke.texi: Document them.
11092 * final.c (rest_of_clean_state): Dump final insn stream.
11093 * gcc.c (invoke_as): Hook in -fcompare-debug.
11094 (static_spec_functions): Add compare-debug-dump-opt,
11095 compare-debug-self-opt and compare-debug-auxbase-opt.
11096 (compare_debug, compare_debug_second, compare_debug_opt): New.
11097 (switches_debug_check, n_switches_debug_check): New.
11098 (debug_auxbase_opt, debug_check_temp_file): New.
11099 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11101 (do_self_spec): Handle arguments after switches.
11102 (do_spec_1): Add .gk extension to temp file basenames for compare.
11103 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11104 (cc1_options): Use it instead of normal auxbase computation for
11105 the second compare-debug compilation.
11106 (compare_files): New.
11107 (main): Set up and implement compare debug mode.
11108 (compare_debug_dump_opt_spec_function): New.
11109 (compare_debug_self_opt_spec_function): New.
11110 (compare_debug_auxbase_opt_spec_function): New.
11111 * toplev.c (process_options): Handle flag_gtoggle,
11112 flag_dump_final_insns.
11113 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11114 during -fcompare-debug-second compilation.
11116 2009-06-07 Ian Lance Taylor <iant@google.com>
11118 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11119 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11121 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11122 with no default node. Change warning with %H to warning_at.
11123 Don't clear warn_switch around case checking.
11124 * doc/invoke.texi (Warning Options): Clarify distinction between
11125 -Wswitch and -Wswitch-enum.
11127 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11129 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11131 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11133 * gbl-ctors.h: Add header guard.
11135 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11137 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11138 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11139 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11140 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11141 prototypes for removed functions.
11142 (expressions_equal_p): Move to ...
11143 * tree-ssa-sccvn.h: ... here and ...
11144 * matrix-reorg.c: ... adjust includes.
11146 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11148 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11150 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11152 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11153 (finish_function): Remove erroneous whitespace.
11155 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11157 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11158 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11160 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11162 * errors.c (internal_error): Commentary typo fix.
11163 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11164 * tree-ssa-pre.c: Ditto.
11166 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11168 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11169 them is supposed to hold actual statements.
11171 2009-06-06 Ian Lance Taylor <iant@google.com>
11173 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11174 empty statements can now have attributes.
11176 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11178 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11179 * config/mips/mips.md: Ditto.
11181 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11183 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11185 (__eabi_uconvert): Likewise.
11187 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11189 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11190 CFI_* definitions with IN_GCC.
11192 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11194 * xcoffout.h (xcoffout_source_line): Update prototype.
11196 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11198 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11199 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11201 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11203 PR middle-end/40340
11204 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11205 inlined_function_outer_scope_p blocks for artificial inlines
11207 * tree.c (tree_nonartificial_location): Rewrite using
11208 block_nonartificial_location.
11210 2009-06-05 Revital Eres <eres@il.ibm.com>
11211 Leehod Baruch <leehod@il.ibm.com>
11213 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11214 (expand_expr_real_1): Remove comment.
11215 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11216 Vectorize misaligned access when the target supports it.
11217 (vect_supportable_dr_alignment): Check for unaligned access support.
11218 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11221 2009-06-05 Julian Brown <julian@codesourcery.com>
11223 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11224 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11226 2009-06-05 Richard Guenther <rguenther@suse.de>
11229 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11230 as possibly unused.
11232 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11234 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11235 (save_gprs): Don't tell unwinder when a global register is saved.
11236 (s390_emit_epilogue): Emit needed epilogue unwind info.
11238 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11240 * dwarf2out.c (deferred_asm_name): New.
11241 (add_name_and_src_coords_attributes): Defer creation of
11242 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11244 (move_linkage_attr): New.
11245 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11248 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11250 * tree-nested.c (finalize_nesting_tree_1): Declare the
11251 frame_decl in the binding tree.
11253 2009-06-04 Cary Coutant <ccoutant@google.com>
11255 * basic-block.h (struct basic_block_def): Add discriminator field.
11256 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11258 * debug.c (do_nothing_debug_hooks): Add additional entry.
11259 (debug_nothing_int_charstar_int): New function.
11260 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11261 (debug_nothing_int_charstar_int): New declaration.
11262 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11263 discriminator value in .loc directive.
11264 * final.c (last_discriminator): New variable.
11265 (discriminator): New variable.
11266 (final_start_function): Initialize above variables, pass current
11267 discriminator to debug hook.
11268 (notice_source_line): Check for discriminator change.
11269 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11270 * sdbout.c (sdbout_source_line): New parameter.
11271 * tree-cfg.c (struct locus_discrim_map): New structure type.
11272 (discriminator_per_locus): New hash table.
11273 (build_gimple_cfg): Allocate and free discriminator hash table.
11274 (make_edges): Call assign_discriminator.
11275 (locus_map_hash): New function.
11276 (locus_map_eq): New function.
11277 (next_discriminator_for_locus): New function.
11278 (same_line_p): New function.
11279 (assign_discriminator): New function.
11280 (make_cond_expr_edges): Call assign_discriminator.
11281 (make_gimple_switch_edges): Likewise.
11282 (first_non_label_stmt): New function.
11283 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11285 * xcoffout.c (xcoffout_source_line): Add new parameter.
11287 * configure.ac (gcc_cv_as_discriminator): New configury check for
11288 gas support for discriminator.
11289 * configure: Regenerate.
11290 * config.in: Regenerate.
11292 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11294 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11295 val after checking for integers.
11297 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11299 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11301 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11302 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11303 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11304 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11305 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11306 X64_SSE_REGPARM_MAX.
11307 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11308 X64_SSE_REGPARM_MAX.
11310 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11312 * gcc.c (report_times_to_file): New.
11313 (execute): Implement it.
11314 (process_command): Support -time=.
11315 * doc/invoke.texi: Document it.
11317 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11319 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11320 that have value exprs.
11322 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11324 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11325 declarations for constants until...
11326 (dw2_output_indirect_constant_1): ... this point.
11328 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11331 * arm.md (arm_addsi3): Don't try to split an add with an
11332 eliminable register until after reload has completed.
11334 2009-06-03 Ian Lance Taylor <iant@google.com>
11336 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11337 * genattrtab.c (write_length_unit_log): Likewise.
11338 * genchecksum.c (dosum): Likewise.
11339 * gengtype.c (write_rtx_next): Likewise.
11340 (finish_root_table, write_roots): Likewise.
11341 * gimple.c (gimple_ops_offset_): Likewise.
11342 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11343 * config/arc/arc.c (arc_attribute_table): Likewise.
11344 * config/arm/arm.c (arm_attribute_table): Likewise.
11345 * config/avr/avr.c (avr_attribute_table): Likewise.
11346 * config/crx/crx.c (crx_attribute_table): Likewise.
11347 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11348 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11349 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11350 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11351 * config/sh/sh.c (sh_attribute_table): Likewise.
11352 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11353 * config/spu/spu.c (spu_attribute_table): Likewise.
11354 * config/v850/v850.c (v850_attribute_table): Likewise.
11356 * config/alpha/alpha.c (vms_attribute_table): Make static.
11357 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11358 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11359 * config/mips/mips.c (mips_attribute_table): Likewise.
11361 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11363 (cc1-checksum.o): Likewise.
11365 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11367 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11369 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11371 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11372 insn if it is changing sp. Use gen_add3_insn instead of
11373 conditionally gen_addsi3 and gen_adddi3.
11374 (offset_below_red_zone_p): New static inline function.
11375 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11376 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11377 * config/rs6000/ppc-asm.h: Include auto-host.h.
11378 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11379 CFI_RESTORE): Define.
11380 * config/rs6000/crtresxgpr.asm: Add unwind info.
11381 * config/rs6000/crtresxfpr.asm: Likewise.
11382 * config/rs6000/crtresgpr.asm: Likewise.
11383 * config/rs6000/crtresfpr.asm: Likewise.
11384 * config/rs6000/crtsavgpr.asm: Likewise.
11385 * config/rs6000/crtsavfpr.asm: Likewise.
11387 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11388 argument of DWARF2_FRAME_REG_OUT macros.
11390 2009-06-03 Julian Brown <julian@codesourcery.com>
11392 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11393 words or less (including TImode) in core registers.
11395 2009-06-03 Richard Guenther <rguenther@suse.de>
11397 PR middle-end/40328
11398 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11400 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11402 * statistics.c (statistics_counter_event): Do not record event
11403 in pass dump if its number == -1.
11404 (curr_statistics_hash): Add assert that we never get passes
11405 with static number == -1.
11407 2009-06-03 Richard Guenther <rguenther@suse.de>
11408 Andrey Belevantsev <abel@ispras.ru>
11410 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
11411 non-BLKmode arrays addressable.
11413 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
11415 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
11416 * config/m68k/m68k.h: ... here.
11417 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
11420 2009-06-03 Martin Jambor <mjambor@suse.cz>
11422 PR tree-optimization/40323
11423 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
11426 2009-06-03 Richard Guenther <rguenther@suse.de>
11428 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11431 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
11433 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11434 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
11435 JUMP_TABLE_DATA_P where applicable.
11436 * config/sh/sh.c: Ditto.
11437 * config/sh/sh.h: Ditto.
11438 * config/sh/sh.md: Ditto.
11439 * config/sh/symbian.c: Ditto.
11441 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
11443 * config/i386/driver-i386.c (describe_cache): Optimize
11444 concatenation of strings. Use snprintf instead of sprintf.
11445 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
11446 target when not compiling with GCC.
11448 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
11450 * config/sh/sh.c: Revert last change.
11451 (sh_expand_epilogue): Emit a blockage insn before the frame
11452 pointer adjustment unconditionally.
11454 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11456 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
11457 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
11458 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
11459 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
11460 to COLLECT_GCC_OPTIONS.
11462 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11464 * collect2.c (target_system_root): New variable.
11465 (main): Handle --sysroot=.
11466 (ignore_library): Strip the sysroot from the library path.
11468 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11470 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
11471 (collect2.o): Depend on collect2-aix.h.
11472 (collect2-aix.o): New rule.
11473 * collect2-aix.h: New file.
11474 * collect2-aix.c: Likewise.
11475 * collect2.c: Include collect2-aix.h. Don't undefine
11476 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
11477 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
11478 Use TARGET_AIX_VERSION instead of _AIX51.
11479 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
11480 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
11481 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
11482 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
11483 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
11485 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11487 * collect2.c (ignore_library): Avoid premature post-increment
11488 and null deference.
11490 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11492 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
11493 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
11494 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
11495 CROSS_DIRECTORY_STRUCTURE too.
11496 (LINK_LIBG_SPEC): Likewise.
11497 (LIB_SPEC): Add %R to sysroot paths.
11498 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
11499 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
11500 * config/rs6000/aix51.h: As for aix43.h.
11501 * config/rs6000/aix52.h: Likewise.
11502 * config/rs6000/aix53.h: Likewise.
11503 * config/rs6000/aix61.h: Likewise.
11504 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
11505 to the beginning of sysroot paths.
11507 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11509 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
11510 INSN_LISTs that are out of the REG_NOTE range.
11512 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11514 * loop-unroll.c (struct iv_to_split): Add pointer to next.
11515 (struct var_to_expand): Likewise.
11516 (struct opt_info): Add head and tail for linked lists of the above.
11517 (analyze_insn_to_expand_var): Initialize next.
11518 (analyze_iv_to_split_insn): Likewise.
11519 (analyze_insns_in_loop): Create linked lists.
11520 (allocate_basic_variable): Simplify for use without hash table.
11521 (insert_var_expansion_initialization): Likewise, make it type-safer.
11522 (combine_var_copies_in_loop_exit): Likewise.
11523 (apply_opt_in_copies): Walk lists rather than hash tables.
11524 (release_var_copies): Simplified and inlined by hand into...
11525 (free_opt_info): ... this function.
11527 2009-06-02 Richard Guenther <rguenther@suse.de>
11529 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11532 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11534 * cfgexpand.c (gimple_expand_cfg): Discard the source location
11535 only for builtins that are not overridden.
11537 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11539 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
11542 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11544 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
11546 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11548 * combine.c (move_deaths): Compare LUIDs within the same BB only.
11550 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11552 * common.opt (fdump-unnumbered-links): New.
11553 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
11554 * print-rtl.c (flag_dump_unnumbered_links): New.
11555 (print_rtx): Test it.
11557 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
11559 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
11560 push/pop multiple to 8-byte alignment.
11562 2009-06-01 Jakub Jelinek <jakub@redhat.com>
11564 * config/i386/i386.c (queued_cfa_restores): New static variable.
11565 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
11567 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
11568 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
11569 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
11570 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
11571 note unconditionally.
11572 (ix86_emit_restore_regs_using_mov): Likewise.
11573 (ix86_emit_restore_sse_regs_using_mov): Likewise.
11574 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
11575 it through to ix86_emit_restore_reg_using_pop.
11576 (ix86_emit_leave): Add RED_OFFSET argument. Call
11577 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
11578 instead of adding REG_CFA_OFFSET note unconditionally.
11579 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
11580 the above functions. Call ix86_add_queued_cfa_restore_notes when
11583 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
11584 force output of the label even for dwarf2out_do_cfi_asm.
11585 (add_fde_cfi): If -g2 and above and cfi might change CFA,
11586 force creation of CFI label and chain DW_CFA_set_loc jumping to it
11587 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
11589 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
11590 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
11591 dwarf2out_cfi_label callers.
11592 * tree.h (dwarf2out_cfi_label): Adjust prototype.
11593 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
11594 Adjust dwarf2out_cfi_label callers.
11595 * config/vax/vax.c (vax_output_function_prologue): Likewise.
11597 * config/i386/i386.h (struct machine_cfa_state,
11598 struct machine_function): Guard with ifndef USED_FOR_TARGET
11599 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
11602 * emutls.c (__emutls_get_address): Change arr->size to mean number
11603 of allocated arr->data entries instead of # of slots + 1.
11605 PR middle-end/40316
11606 * recog.c (peep2_reinit_state): New function.
11607 (peephole2_init_state): Use it at the end of a basic block and also
11608 when seeing a RTX_FRAME_RELATED_P insn.
11610 2009-06-01 Steve Ellcey <sje@cup.hp.com>
11612 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
11613 fixuns_truncrfdi2): New.
11614 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
11615 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
11616 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
11617 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
11618 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
11619 *recip_approx): Remove.
11620 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
11621 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
11622 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
11624 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
11627 2009-06-01 Ian Lance Taylor <iant@google.com>
11629 * attribs.c (register_attribute): Use CONST_CAST.
11630 * collect2.c (main): Use CONST_CAST2.
11631 (scan_prog_file): Likewise.
11632 * gcc.c (process_command, main): Likewise.
11633 * toplev.c (toplev_main): Likewise.
11635 * c-typeck.c (handle_warn_cast_qual): New static function,
11636 partially broken out of build_c_cast.
11637 (build_c_cast): Call handle_warn_cast_qual.
11638 * doc/invoke.texi (Warning Options): Document new effect of
11641 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
11643 * diagnostic.c (diagnostic_build_prefix): Always print columns.
11644 (diagnostic_report_current_module): Print columns.
11645 * common.opt (flag_show_column): Enable by default.
11647 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
11649 * alias.c (find_base_term): Check for NULL term before returning.
11651 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11653 Revert due to PR40320:
11654 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11655 * calls.c (emit_library_call_value_1): Don't force_operand for move
11658 2009-06-01 Olivier Hainque <hainque@adacore.com>
11659 Eric Botcazou <ebotcazou@adacore.com>
11661 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
11662 to be processed as a bitfield for constructor output purposes.
11663 * output.h (initializer_constant_valid_for_bitfield_p): Declare
11665 * varasm.c (oc_local_state): New type, output_constructor
11666 local state to support communication with helpers.
11667 (oc_outer_state): New type, output_constructor outer state of
11668 relevance in recursive calls.
11669 (output_constructor_array_range): New output_constructor helper,
11670 extracted code for an array range element.
11671 (output_constructor_regular_field): New output_constructor helper,
11672 extracted code for an element that is not a bitfield.
11673 (output_constructor_bitfield): New output_constructor helper,
11674 extracted code for a bitfield element. Accept an OUTER state
11675 argument for recursive processing. Recurse on record or array
11676 CONSTRUCTOR values, possibly past noop conversions.
11677 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
11678 VALUE is a valid constant-valued expression for use in a static
11679 bit-field initializer.
11680 (output_constructor): Rework to use helpers. Accept and honor an
11681 OUTER state argument for recursive calls. Return total size. Be
11682 prepared for nested constructors initializing bitfields.
11683 (output_constant): Feed OUTER in calls to output_constructor.
11685 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11687 * calls.c (emit_library_call_value_1): Don't force_operand for move
11690 2009-06-01 Nick Clifton <nickc@redhat.com>
11692 * doc/invoke.texi (IA-64 Options): Fix typo.
11694 2009-06-01 Ira Rosen <irar@il.ibm.com>
11696 PR tree-optimization/39129
11697 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
11699 (vect_do_peeling_for_loop_bound): Use
11700 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11701 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11702 (vect_loop_versioning): Likewise.
11703 (vect_create_cond_for_alias_checks): Fix indentation.
11704 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
11706 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
11707 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
11708 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
11709 "control flow in loop".
11710 (vect_estimate_min_profitable_iters): Use
11711 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11712 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11713 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11714 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
11715 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
11716 statement belongs to a group of strided accesses with the exact code
11718 (vectorizable_load): Likewise.
11719 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
11720 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11722 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
11724 * config/freebsd-stdint.h: New file.
11725 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
11726 Add freebsd-stdint.h to tm_file.
11728 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
11730 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
11731 (thumb2_extendhidi2): Likewise.
11733 2009-05-31 Ian Lance Taylor <iant@google.com>
11735 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
11737 2009-05-31 Ian Lance Taylor <iant@google.com>
11739 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
11740 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
11741 (ipa-reference.o): Depend upon gt-ipa-reference.h.
11743 2009-05-31 Jason Merrill <jason@redhat.com>
11745 * tree-pretty-print.c (print_call_name): Take the callee, not the
11746 call itself. Make non-static. Use dump_function_name for functions.
11747 (dump_generic_node): Adjust.
11748 * diagnostic.h: Declare print_call_name.
11749 * gimple-pretty-print.c (dump_gimple_call): Use it.
11751 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11753 * config/sh/sh.md (ashldi3_std): New define_expand.
11756 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11759 * config/sh/sh.c: Include debug.h.
11760 (sh_expand_epilogue): Emit a blockage insn before the frame
11761 pointer adjustment also when dwarf2out_do_frame returns true.
11763 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
11765 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
11766 (thumb2_extendqidi2): New pattern.
11768 2009-05-31 Ira Rosen <irar@il.ibm.com>
11770 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
11771 mark phis for renaming.
11772 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
11773 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
11774 Call mark_sym_for_renaming.
11775 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
11776 * tree-vect-loop.c (vect_transform_loop): Remove
11777 vect_memsyms_to_rename initialization and a call to
11778 mark_set_for_renaming.
11780 2009-05-31 Jakub Jelinek <jakub@redhat.com>
11782 PR middle-end/40304
11783 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
11784 frame related even if !set_cfa && style < 0.
11786 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
11788 * config/i386/mingw-tls.c: New file.
11789 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
11790 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
11791 defining _WIN32 but not __CYGWIN__.
11793 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11795 * configure.ac: Add MPC support.
11797 * config.in, configure: Regenerate.
11799 2009-05-29 Richard Henderson <rth@redhat.com>
11801 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
11802 NOTE_INSN_BASIC_BLOCK.
11803 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
11804 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
11805 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
11807 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
11809 (add_cfi): Disable check redefining cfa away from drap.
11810 (lookup_cfa_1): Add remember argument; handle remember/restore.
11811 (lookup_cfa): Pass remember argument.
11812 (cfa_remember): New.
11813 (compute_barrier_args_size_1): Remove sibcall check.
11814 (dwarf2out_frame_debug_def_cfa): New.
11815 (dwarf2out_frame_debug_adjust_cfa): New.
11816 (dwarf2out_frame_debug_cfa_offset): New.
11817 (dwarf2out_frame_debug_cfa_register): New.
11818 (dwarf2out_frame_debug_cfa_restore): New.
11819 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
11820 (dwarf2out_begin_epilogue): New.
11821 (dwarf2out_frame_debug_restore_state): New.
11822 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
11823 DW_CFA_restore_state.
11824 (output_cfi_directive): Likewise.
11825 (convert_cfa_to_fb_loc_list): Likewise.
11826 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
11827 * dwarf2out.h: Update.
11828 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
11829 (copy_insn_1): Early out for null.
11830 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
11831 and dwarf2out_frame_debug_restore_state.
11832 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
11833 (prologue_insn_hash, epilogue_insn_hash): New.
11834 (free_after_compilation): Adjust freeing accordingly.
11835 (record_insns): Create hash table if needed; push insns into
11836 hash instead of array.
11837 (maybe_copy_epilogue_insn): New.
11838 (contains): Search hash table instead of array.
11839 (sibcall_epilogue_contains): Remove.
11840 (thread_prologue_and_epilogue_insns): Split eh_return insns
11841 and mark them as epilogues.
11842 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
11843 scanning in terms of basic blocks.
11844 * insn-notes.def (CFA_RESTORE_STATE): New.
11845 * jump.c (returnjump_p_1): Accept EH_RETURN.
11846 (eh_returnjump_p_1, eh_returnjump_p): New.
11847 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
11848 CFA_REGISTER, CFA_RESTORE): New.
11849 * rtl.def (EH_RETURN): New.
11850 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
11852 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
11853 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
11855 * config/i386/i386.c (gen_push): Update cfa state.
11856 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
11857 add a CFA_ADJUST_CFA note.
11858 (ix86_dwarf_handle_frame_unspec): Remove.
11859 (ix86_expand_prologue): Update cfa state.
11860 (ix86_emit_restore_reg_using_pop): New.
11861 (ix86_emit_restore_regs_using_pop): New.
11862 (ix86_emit_leave): New.
11863 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
11864 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
11865 * config/i386/i386.h (struct machine_cfa_state): New.
11866 (ix86_cfa_state): New.
11867 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
11868 (eh_return_internal): Merge from eh_return_<mode>,
11869 use eh_return rtx, split w/ epilogue.
11871 2009-05-29 Ian Lance Taylor <iant@google.com>
11873 * builtins.c (validate_gimple_arglist): Don't use va_arg with
11875 * calls.c (emit_library_call_value_1): Likewise.
11877 * c-typeck.c (c_build_va_arg): New function.
11878 * c-tree.h (c_build_va_arg): Declare.
11879 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
11880 instead of build_va_arg.
11882 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
11884 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
11885 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
11886 (ptr_difference_cost): Use affine combinations to compute it.
11887 (difference_cost): Likewise.
11888 (get_computation_cost_at): Compute more accurate cost for addresses
11889 if the ratio is a multiplier allowed in addresses.
11890 For non-addresses, consider that an additional offset or symbol is
11893 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11895 * config/i386/i386.c (ix86_decompose_address): Avoid useless
11896 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
11898 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
11899 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
11900 (prefix_rex): For UNIT_MMX don't imply the prefix by default
11902 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
11903 to 1 for TYPE_SSE{IADD1,CVT1}.
11904 (prefix_vex_imm8): Removed.
11905 (length_vex): Only pass 1 as second argument to
11906 ix86_attr_length_vex_default if prefix_extra is 0.
11907 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
11908 (length): For prefix vex computation use length_immediate
11909 attribute instead of prefix_vex_imm8.
11910 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
11911 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
11912 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
11913 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
11914 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
11915 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
11916 a space in between the operands.
11917 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
11918 if one operand is 0xff and the other one si, di, bp or sp.
11919 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
11920 other one si, di, bp or sp.
11921 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
11922 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
11923 type and mode attributes.
11924 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
11925 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
11926 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
11927 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
11928 prefix_data16 attribute iff MODE_DF.
11929 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
11930 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
11931 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
11932 constm128_operand in length_immediate computation.
11933 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
11934 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
11935 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
11936 length_immediate attribute to 1.
11937 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
11938 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
11939 for certain alternatives.
11940 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
11941 prefix_data16 attribute if MODE_V1DF.
11942 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
11943 length_immediate to 1.
11944 (set_got_rex64, set_rip_rex64): Remove length attribute, set
11945 length_address to 4, set mode attribute to MODE_DI.
11946 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
11947 (fxam<mode>2_i387): Set length attribute to 4.
11948 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
11949 *prefetch_3dnow_rex): Override length_address attribute.
11950 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
11952 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
11953 (constm128_operand): Removed.
11954 * config/i386/i386.c (memory_address_length): For
11955 disp && !index && !base in 64-bit mode account for SIB byte if
11956 print_operand_address can't optimize disp32 into disp32(%rip)
11957 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
11958 for fs: or gs: segment.
11959 (ix86_attr_length_immediate_default): When checking if shortform
11960 is possible, truncate immediate to the length of the non-shortened
11962 (ix86_attr_length_address_default): Ignore MEM_P operands
11964 (ix86_attr_length_vex_default): Only check for DImode on
11965 GENERAL_REG_P operands.
11966 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
11967 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
11968 (sse_cvttps2pi): Clear prefix_rep attribute.
11969 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
11971 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
11972 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
11973 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
11974 iff operand 2 is const_int_operand.
11975 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
11976 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
11977 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
11979 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
11981 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
11982 prefix_data16 attribute for movlpd and movhpd instructions.
11983 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
11984 length_immediate for shufpd instruction.
11985 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
11986 (avx_cmpp<avxmodesuffixf2c><mode>3,
11987 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
11988 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
11989 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
11990 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
11991 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
11992 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
11993 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
11994 prefix_data16 attribute for the first alternative to 1.
11995 (*avx_loadlps): Override length_immediate for the first alternative.
11996 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
11997 attributes for second alternative.
11998 (*vec_concatv2sf_sse4_1): Override length_immediate and
11999 prefix_data16 attributes for second alternative.
12000 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12001 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12002 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12003 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12004 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12005 prefix_data16 and length_immediate to 1.
12006 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12008 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12009 prefix_extra attribute for variants that don't have 0f prefix alone.
12010 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12011 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12012 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12013 *sse4_1_pextrd): Set length_immediate to 1.
12014 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12015 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12017 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12018 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12019 length_immediate to 1 for second alternative.
12020 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12021 prefix_extra and length_immediate attributes for the first
12023 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12025 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12026 to 1 for the first and third alternative.
12027 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12029 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12031 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12033 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12034 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12035 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12036 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12037 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12038 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12039 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12040 ssse3_psign<mode>3): Override prefix_rex attribute.
12041 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12042 (ssse3_palignrti): Override length_immediate to 1.
12043 (ssse3_palignrdi): Override length_immediate to 1, override
12044 prefix_rex attribute.
12045 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12046 (sse4a_extrqi): Override length_immediate to 2.
12047 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12048 (sse4a_insertq): Override prefix_data16 to 0.
12049 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12050 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12051 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12052 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12053 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12054 and length_immediate to 1.
12055 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12056 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12057 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12058 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12059 and length_immediate to 1.
12060 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12061 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12062 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12063 avx_ptest256): Override prefix_extra to 1.
12064 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12065 Override prefix_data16 and length_immediate to 1.
12066 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12067 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12068 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12069 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12070 prefix_data16 to 0 and prefix_extra to 2.
12071 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12072 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12074 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12075 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12076 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12077 and prefix_extra to 2.
12078 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12079 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12080 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12081 avx_vpermilvar<mode>3,
12082 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12083 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12084 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12085 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12086 Override prefix_extra to 1.
12087 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12088 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12089 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12090 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12091 prefix_extra and length_immediate to 1.
12092 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12094 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12095 to 1 for the first alternative.
12096 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12097 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12099 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12100 *movv2sf_internal_avx, *movv2sf_internal): Override
12101 prefix_rep attribute for certain alternatives.
12102 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12103 attributes for certain alternatives.
12104 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12105 attributes for certain alternatives.
12106 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12107 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12108 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12109 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12110 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12111 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12112 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12113 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12114 length_immediate to 1 if operand 2 is const_int_operand.
12115 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12116 *vec_extractv2si_1): Set length_immediate attribute to 1.
12117 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12118 using old 3DNOW insn rather than SSE/3DNOW_A.
12119 (mmx_emms, mmx_femms): Clear modrm attribute.
12121 2009-05-29 Martin Jambor <mjambor@suse.cz>
12123 * tree-sra.c: New implementation of SRA.
12125 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12126 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12127 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12128 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12129 (SRA_MAX_STRUCTURE_COUNT): Removed.
12130 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12131 * doc/invoke.texi (sra-max-structure-size): Removed.
12132 (sra-field-structure-ratio): Removed.
12134 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12136 PR middle-end/40291
12137 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12140 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12142 PR rtl-optimization/40101
12143 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12144 seqno. Adjust comment.
12145 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12146 inserting bookkeeping before a jump, the jump is not scheduled.
12147 When no positive seqno found, provide a value. Add comment.
12149 2009-05-29 Richard Guenther <rguenther@suse.de>
12151 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12152 short-cutting on the first component.
12154 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12156 PR middle-end/39958
12157 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12158 for trees other than decls/types.
12160 2009-05-29 Richard Guenther <rguenther@suse.de>
12162 * tree-ssa-operands.c (get_expr_operands): Do not handle
12163 INDIRECT_REFs in the handled-component case. Remove
12164 unused get_ref_base_and_extent case.
12165 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12166 tree_low_cst and host_integerp where possible.
12167 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12168 codes for equivalence.
12169 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12171 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12173 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12174 to tmake_file for i[34567]86-*-cygwin*.
12176 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12179 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12180 (altivec_categorize_keyword, init_vector_keywords,
12181 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12184 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12186 * tree.c (handle_dll_attribute): Check if node is
12187 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12189 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12191 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12193 (thumb2_zero_extendqidi2): Likewise.
12195 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12197 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12198 instead of gen_movrt.
12199 * config/sh/sh.md (movrt): Remove.
12201 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12203 * doc/invoke.texi (IA-64 Options):
12204 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12205 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12206 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12207 -msched-prefer-non-control-spec-insns,
12208 -msched-stop-bits-after-every-cycle,
12209 -msched-count-spec-in-critical-path,
12210 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12211 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12212 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12213 and -msched-spec-verbose.
12215 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12217 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12218 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12220 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12222 2009-05-28 Richard Guenther <rguenther@suse.de>
12224 * tree-ssa-alias.c (ao_ref_init): New function.
12225 (ao_ref_base): Likewise.
12226 (ao_ref_base_alias_set): Likewise.
12227 (ao_ref_alias_set): Likewise.
12228 (refs_may_alias_p_1): Change signature.
12229 (refs_may_alias_p): Adjust.
12230 (refs_anti_dependent_p): Likewise.
12231 (refs_output_dependent_p): Likewise.
12232 (call_may_clobber_ref_p_1): Change signature.
12233 (call_may_clobber_ref_p): Adjust.
12234 (stmt_may_clobber_ref_p_1): New function split out from ...
12235 (stmt_may_clobber_ref_p): ... here.
12236 (maybe_skip_until): Adjust signature.
12237 (get_continuation_for_phi): Likewise.
12238 (walk_non_aliased_vuses): Likewise.
12239 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12240 (ao_ref_init): Declare.
12241 (ao_ref_base): Likewise.
12242 (ao_ref_alias_set): Likewise.
12243 (stmt_may_clobber_ref_p_1): Likewise.
12244 (walk_non_aliased_vuses): Adjust.
12245 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12246 (get_ref_from_reference_ops): remove.
12247 (vn_reference_lookup_2): Adjust signature.
12248 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12249 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12250 (vn_reference_lookup): Adjust.
12251 (vn_reference_insert): Likewise.
12252 (vn_reference_insert_pieces): Adjust signature.
12253 (visit_reference_op_call): Adjust.
12254 * tree-ssa-pre.c (get_expr_type): Simplify.
12255 (phi_translate_1): Adjust.
12256 (compute_avail): Likewise.
12257 (translate_vuse_through_block): Do not re-build trees.
12258 (value_dies_in_block_x): Likewise.
12259 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12261 (vn_reference_lookup_pieces): Adjust declaration.
12262 (vn_reference_insert_pieces): Likewise.
12264 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12266 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12267 with checking disabled.
12269 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12273 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12274 macro definition for support of three-operand format aligned
12275 .comm directive in assembler on cygwin/pe/mingw target OS.
12276 * configure: Regenerate.
12277 * config.h: Regenerate.
12279 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12280 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12281 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12283 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12284 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12286 2009-05-28 Ira Rosen <irar@il.ibm.com>
12288 PR tree-optimization/40254
12289 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12290 in analysis of basic blocks.
12292 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12294 PR middle-end/33699
12295 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12296 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12297 (TARGET_INITIALIZER): Use it.
12298 * cse.c (CHEAPER): Move it up to the other macros.
12299 (insert): Rename this ...
12300 (insert_with_costs): ... to this. Add cost parameters. Update
12302 (insert): New function. Call insert_with_costs.
12303 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12304 find_reg_offset_for_const, try_const_anchors): New functions.
12305 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12306 when using a const-anchor. Call insert_const_anchors.
12307 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12308 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12310 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12312 * tree-inline.c (remap_decls): Enable nonlocalized variables
12313 when not optimizing.
12315 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12317 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12318 Simplify other tests involving optimize.
12320 2009-05-27 Tom Tromey <tromey@redhat.com>
12322 * unwind-dw2.c (_Unwind_DebugHook): New function.
12323 (uw_install_context): Call _Unwind_DebugHook.
12325 2009-05-27 Tom Tromey <tromey@redhat.com>
12327 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12329 2009-05-27 Ian Lance Taylor <iant@google.com>
12331 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12332 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12333 (ALL_LINKERFLAGS): Define.
12334 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12335 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12336 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12337 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12338 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12339 $(LINKER_FOR_BUILD).
12340 (build/gcov-iov$(build_exeext)): Likewise.
12342 2009-05-27 Julian Brown <julian@codesourcery.com>
12344 * gcse.c (target.h): Include.
12345 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12346 copy of argument to a pseudo register.
12348 2009-05-27 Diego Novillo <dnovillo@google.com>
12350 * tree-ssa-live.c (dump_scope_block): Document arguments.
12351 (dump_scope_blocks): Document.
12352 (debug_scope_blocks): New.
12353 * tree-flow.h (debug_scope_blocks): Declare.
12355 2009-05-21 Denis Chertykov <denisc@overta.ru>
12357 * doc/contrib.texi (Contributors): Add myself to the list.
12359 2009-05-27 Olivier Hainque <hainque@adacore.com>
12361 * expr.c (target_align): New function. Alignment the TARGET of an
12362 assignment may be assume to have.
12363 (highest_pow2_factor_for_target): Use it instead of relying on
12364 immediate tree attributes of TARGET, not necessarily honored when
12365 intermediate bitfields are involved.
12367 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12370 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12371 AVX, SSE4, AES, PCLMUL and POPCNT.
12373 2009-05-27 Diego Novillo <dnovillo@google.com>
12375 * tree-pretty-print.c (dump_location): New.
12376 (dump_generic_node): Call it.
12377 Factor code to handle BLOCK nodes ...
12378 (dump_block_node): ... here.
12380 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12382 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12384 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12386 * gcc-plugin.h: Include config.h and system.h.
12387 (IN_GCC): Define if not defined.
12389 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12391 PR middle-end/40249
12392 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12395 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12397 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12399 * config/m32r/m32r.h: Ditto.
12400 * config/m32r/m32r.md: Ditto.
12401 * config/m32r/predicates.md: Ditto.
12403 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12405 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
12407 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
12410 (Loading plugins): typo.
12411 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
12412 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12413 (Interacting with the GCC Garbage Collector): Added new section.
12414 (Giving information about a plugin): Added new section for
12416 * ggc.h (ggc_register_root_tab): Added declaration.
12417 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
12418 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
12419 (register_callback): Improved comment in declaration.
12420 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
12421 (extra_root_vec) Added static variable for dynamic roots registration.
12422 (ggc_register_root_tab) Added new routine.
12423 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
12424 PLUGIN_GGC_MARKING event.
12425 * ggc-zone.c: Include plugin.h.
12426 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12427 * ggc-page.c: Include plugin.h.
12428 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12429 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
12430 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
12431 (register_callback): check lack of callbacks for
12432 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
12433 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
12434 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
12435 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12436 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
12437 dependency on plugin.h.
12438 (plugin.o): Added dependency on ggc.h...
12440 2009-05-26 Richard Guenther <rguenther@suse.de>
12442 PR middle-end/40248
12444 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12445 with mismatched comparison modes.
12447 * expr.c (expand_expr_real_1): Expand the operand of a
12448 VIEW_CONVERT_EXPR in its natural mode.
12450 2009-05-26 Ian Lance Taylor <iant@google.com>
12452 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
12453 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
12454 (ALL_COMPILERFLAGS): Define.
12455 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
12456 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12457 (collect2$(exeext), collect2.o): Likewise.
12458 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
12459 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
12460 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
12461 (libbackend.o, intl.o, cppdefault.o): Likewise.
12462 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12463 (build/%.o): Use $(COMPILER_FOR_BUILD).
12464 (build/gen%$(build_exeext)): Likewise.
12465 (build/gcov-iov$(build_exeext)): LIkewise.
12466 * config/t-darwin (darwin.o): Use $(COMPILER).
12467 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
12468 * config/t-sol2 (sol2-c.o): Likewise.
12469 (sol2.o): Likewise.
12470 * config/t-vxworks (vxworks.o): Likewise.
12471 * config/x-darwin (host-darwin.o): Likewise.
12472 * config/x-hpux (host-hpux.o): Likewise.
12473 * config/x-linux (host-linux.o): Likewise.
12474 * config/x-solaris (host-solaris.o): Likewise.
12475 * config/alpha/x-alpha (driver-alpha.o): Likewise.
12476 * config/arm/t-arm (arm-c.o): Likewise.
12477 * config/arm/t-pe (pe.o): Likewise.
12478 * config/arm/t-wince-pe (pe.o): Likewise.
12479 * config/i386/t-cygming (winnt.o): Likewise.
12480 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
12481 * config/i386/t-cygwin (cygwin1.o): Likewise.
12482 (cygwin2.o): Likewise.
12483 * config/i386/t-i386 (i386-c.o): Likewise.
12484 * config/i386/t-interix (winnt.o): Likewise.
12485 * config/i386/t-netware (netware.o): Likewise.
12486 * config/i386/t-nwld (nwld.o): Likewise.
12487 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
12488 * config/i386/x-i386 (driver-i386.o): Likewise.
12489 * config/i386/x-cygwin (host-cygwin.o): Likewise.
12490 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
12491 * config/ia64/t-ia64 (ia64-c.o): Likewise.
12492 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
12493 * config/mips/x-native (driver-native.o): Likewise.
12494 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
12495 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
12496 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
12497 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
12498 * config/score/t-score-elf (score7.o): Likewise.
12499 (score3.o): Likewise.
12500 * config/sh/t-sh (sh-c.o): Likewise.
12501 * config/sh/t-symbian (sh-c.o): Likewise.
12502 (symbian.o): Likewise.
12503 * config/spu/t-spu-elf (spu-c.o): Likewise.
12504 * config/v850/t-v850 (v850-c.o): Likewise.
12505 * config/v850/t-v850e (v850-c.o): Likewise.
12507 2009-05-26 Richard Guenther <rguenther@suse.de>
12509 PR tree-optimization/40122
12510 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
12511 VECTOR_CSTs if possible.
12512 (fold_gimple_assign): Likewise.
12514 2009-05-26 Richard Guenther <rguenther@suse.de>
12516 PR middle-end/40252
12517 * fold-const.c (fold_binary): Use the correct types for building
12520 2009-05-26 Richard Guenther <rguenther@suse.de>
12522 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
12523 redundant calls to merge_alias_info.
12524 (bump_vector_ptr): Likewise.
12525 * tree-ssa-copy.c (merge_alias_info): Remove.
12526 (replace_exp_1): Remove call to merge_alias_info.
12527 (propagate_tree_value): Likewise.
12528 (fini_copy_prop): Propagate points-to info.
12529 * tree-flow.h (merge_alias_info): Remove.
12531 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
12533 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
12535 2009-05-25 Jan Hubicka <jh@suse.cz>
12537 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12538 * cgraph.h (struct inline_summary): New filed self_wize,
12539 size_inlining_benefit, self_time and time_inlining_benefit.
12540 (struct cgraph_global_info): Replace insns by time ans size fields.
12541 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12542 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12543 (ipcp_update_callgraph): Do not touch function bodies.
12544 * ipa-inline.c: Include except.h
12545 (MAX_TIME): New constant.
12546 (overall_insns): Remove.
12547 (leaf_node_p): New.
12548 (overall_size, max_benefit): New static variables.
12549 (cgraph_estimate_time_after_inlining): New function.
12550 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12551 (cgraph_clone_inlined_nodes): Update size.
12552 (cgraph_mark_inline_edge): Update size.
12553 (cgraph_estimate_growth): Use size info.
12554 (cgraph_check_inline_limits): Check size.
12555 (cgraph_default_inline_p): Likewise.
12556 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12557 (cgraph_decide_recursive_inlining): Check size.
12558 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12560 (cgraph_decide_inlining): Likewise.
12561 (cgraph_decide_inlining_incrementally): Likewise; honor
12562 PARAM_EARLY_INLINING_INSNS.
12563 (likely_eliminated_by_inlining_p): New predicate.
12564 (estimate_function_body_sizes): New function.
12565 (compute_inline_parameters): Use it.
12566 * except.c (must_not_throw_labels): New function.
12567 * except.h (must_not_throw_labels): Declare.
12568 * tree-inline.c (init_inline_once): Kill inlining_weigths
12569 * tree-ssa-structalias.c: Avoid uninitialized warning.
12570 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12571 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12572 (PARAM_INLINE_CALL_COST): Remove.
12573 (PARAM_EARLY_INLINING_INSNS): New.
12575 2009-05-25 Richard Guenther <rguenther@suse.de>
12577 PR tree-optimization/36327
12578 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
12579 callback for reference translation or lookup at the point of may-defs.
12580 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
12581 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
12582 for union COMPONENT_REFs.
12583 (vn_reference_lookup_3): New callback. Lookup from memset
12584 and CONSTRUCTOR assignment, translate through struct copies.
12585 (vn_reference_lookup_pieces): Make sure to not free the
12586 passed operands array. Adjust walk_non_aliased_vuses call.
12587 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
12588 make sure we do not leak memory.
12590 2009-05-25 Richard Guenther <rguenther@suse.de>
12592 * tree-ssa-alias.h (dump_points_to_solution): Declare.
12593 * tree-inline.c (expand_call_inline): Reset the escaped and
12594 callused solutions.
12595 * tree-ssa-structalias.c (pass_build_ealias): New.
12596 * tree-pass.h (pass_build_ealias): Declare.
12597 * passes.c (init_optimization_passes): Add PTA during
12598 early optimizations.
12599 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
12600 and CALLUSED solutions.
12601 (dump_points_to_solution): New function, split out from ...
12602 (dump_points_to_info_for): ... here.
12603 * tree-parloops.c (parallelize_loops): Reset the escaped and
12604 callused solutions.
12606 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12609 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
12610 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
12612 2009-05-25 Ira Rosen <irar@il.ibm.com>
12614 PR tree-optimization/40238
12615 * tree-vect-stmts.c (vect_init_vector): Insert initialization
12616 statements after basic block's labels.
12617 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
12618 to free the allocated memory.
12620 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
12622 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
12623 return address with a USE.
12625 2009-05-24 Richard Guenther <rguenther@suse.de>
12627 PR middle-end/40233
12628 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
12629 array type from the main variant of the inner type.
12631 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12633 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
12634 definition to bool (from int) to un-break build.
12635 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
12637 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
12639 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
12640 discard_stmt_changes): Delete.
12641 * tree-ssa-operands.c (scb_stack): Delete.
12642 (init_ssa_operands): Do not initialize it.
12643 (fini_ssa_operands): Do not free it.
12644 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
12646 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
12647 update_stmt, remove the others. Fix comments.
12648 * tree-dfa.c (optimize_stack_restore): Likewise.
12649 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
12650 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
12651 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12652 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
12654 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
12655 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
12656 (dom_opt_finalize_block): Likewise, adjusting access to
12658 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
12659 (stmts_to_rescan): Change item type to gimple.
12660 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
12662 2009-05-24 Ira Rosen <irar@il.ibm.com>
12664 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
12665 * tree-pass.h (pass_slp_vectorize): New pass.
12666 * params.h (SLP_MAX_INSNS_IN_BB): Define.
12667 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
12668 * tree-vectorizer.c (timevar.h): Include.
12669 (user_vect_verbosity_level): Declare.
12670 (vect_location): Fix comment.
12671 (vect_set_verbosity_level): Update user_vect_verbosity_level
12672 instead of vect_verbosity_level.
12673 (vect_set_dump_settings): Add an argument. Ignore user defined
12674 verbosity if dump flags require higher level of verbosity. Print to
12675 stderr only for loop vectorization.
12676 (vectorize_loops): Update call to vect_set_dump_settings.
12677 (execute_vect_slp): New function.
12678 (gate_vect_slp): Likewise.
12679 (struct gimple_opt_pass pass_slp_vectorize): New.
12680 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
12681 access its members.
12682 (vec_info_for_bb): New function.
12683 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
12684 (VECTORIZATION_ENABLED): New macro.
12685 (SLP_ENABLED, SLP_DISABLED): Likewise.
12686 (vect_is_simple_use): Add bb_vec_info argument.
12687 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
12688 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
12689 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
12690 vect_schedule_slp, vect_analyze_slp): Likewise.
12691 (vect_analyze_stmt): Add slp_tree argument.
12692 (find_bb_location): Declare.
12693 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12694 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
12695 (vect_analyze_loop_operations, vect_analyze_loop,
12696 get_initial_def_for_induction, vect_create_epilog_for_reduction,
12697 vect_finalize_reduction, vectorizable_reduction,
12698 vectorizable_live_operation, vect_transform_loop): Likewise.
12699 * tree-data-ref.c (dr_analyze_innermost): Update comment,
12700 skip evolution analysis if analyzing a basic block.
12701 (dr_analyze_indices): Likewise.
12702 (initialize_data_dependence_relation): Skip the test whether the
12703 object is invariant for basic blocks.
12704 (compute_all_dependences): Skip dependence analysis for data
12705 references in basic blocks.
12706 (find_data_references_in_stmt): Don't fail in case of invariant
12707 access in basic block.
12708 (find_data_references_in_bb): New function.
12709 (find_data_references_in_loop): Move code to
12710 find_data_references_in_bb and add a call to it.
12711 (compute_data_dependences_for_bb): New function.
12712 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
12713 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
12715 (vect_analyze_data_ref_dependence): Check for interleaving in case of
12716 unknown dependence in basic block and fail in case of dependence in
12718 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
12719 dependence instances from either loop or basic block vectorization
12721 (vect_compute_data_ref_alignment): Check if it is loop vectorization
12722 before calling nested_in_vect_loop_p.
12723 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
12724 dependence instances from either loop or basic block vectorization
12726 (vect_verify_datarefs_alignment): Likewise.
12727 (vect_enhance_data_refs_alignment): Adjust function calls.
12728 (vect_analyze_data_refs_alignment): Likewise.
12729 (vect_analyze_group_access): Fix printing. Skip different checks if
12730 DR_STEP is 0. Keep strided stores either in loop or basic block
12731 vectorization data structure. Fix indentation.
12732 (vect_analyze_data_ref_access): Fix comments, allow zero step in
12734 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
12735 dependence instances from either loop or basic block vectorization
12737 (vect_analyze_data_refs): Update comment. Call
12738 compute_data_dependences_for_bb to analyze basic blocks.
12739 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
12740 case of loop vectorization. In case of basic block vectorization use
12741 data-ref itself as a base.
12742 (vect_create_data_ref_ptr): In case of basic block vectorization:
12743 don't advance the pointer, add new statements before the current
12744 statement. Adjust function calls.
12745 (vect_supportable_dr_alignment): Support only aligned accesses in
12746 basic block vectorization.
12747 * common.opt (ftree-slp-vectorize): New flag.
12748 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
12749 (vect_pattern_recog_1): Likewise.
12750 * tree-vect-stmts.c (process_use): Likewise.
12751 (vect_init_vector): Add new statements in the beginning of the basic
12752 block in case of basic block SLP.
12753 (vect_get_vec_def_for_operand): Adjust function calls.
12754 (vect_finish_stmt_generation): Likewise.
12755 (vectorizable_call): Add assert that it is loop vectorization, adjust
12757 (vectorizable_conversion, vectorizable_assignment): Likewise.
12758 (vectorizable_operation): In case of basic block SLP, take
12759 vectorization factor from statement's type and skip the relevance
12760 check. Adjust function calls.
12761 (vectorizable_type_demotion): Add assert that it is loop
12762 vectorization, adjust function calls.
12763 (vectorizable_type_promotion): Likewise.
12764 (vectorizable_store): Check for outer loop only in case of loop
12765 vectorization. Adjust function calls. For basic blocks, skip the
12766 relevance check and don't advance pointers.
12767 (vectorizable_load): Likewise.
12768 (vectorizable_condition): Add assert that it is loop vectorization,
12769 adjust function calls.
12770 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
12771 that it is not reduction, get vector type, call only supported
12772 functions, skip loop specific parts.
12773 (vect_transform_stmt): Check for outer loop only in case of loop
12775 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
12776 (vect_is_simple_use): Fix comment, add new argument, fix conditions
12777 for external definition.
12778 * passes.c (pass_slp_vectorize): New pass.
12779 * tree-vect-slp.c (find_bb_location): New function.
12780 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
12781 check for patterns only in loops.
12782 (vect_build_slp_tree): Add argument, adjust function calls, fail in
12783 case of multiple types in basic block SLP.
12784 (vect_mark_slp_stmts_relevant): New function.
12785 (vect_supported_load_permutation_p): Fix comment.
12786 (vect_analyze_slp_instance): Add argument. In case of basic block
12787 SLP, take vectorization factor from statement's type, check that
12788 unrolling factor is 1. Adjust function call. Save SLP instance in
12789 either loop or basic block vectorization structure. Return FALSE,
12791 (vect_analyze_slp): Add argument. Get strided stores groups from
12792 either loop or basic block vectorization structure. Return FALSE
12793 if basic block SLP failed.
12794 (new_bb_vec_info): New function.
12795 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
12796 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
12797 (vect_schedule_slp): Add argument. Get SLP instances from either
12798 loop or basic block vectorization structure. Set vectorization factor
12799 to be 1 for basic block SLP.
12800 (vect_slp_transform_bb): New function.
12801 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
12803 2009-05-23 Mark Mitchell <mark@codesourcery.com>
12805 * final.c (shorten_branches): Do not align labels for jump tables.
12806 (final_scan_insn): Use JUMP_TABLE_DATA_P.
12808 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
12810 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
12811 Remove outdated reference to flow.c and fix nits.
12812 * doc/gccint.texi: Tweak RTL description.
12813 * doc/rtl.texi: Likewise.
12815 2009-05-23 Denis Chertykov <chertykov@gmail.com>
12817 * config/avr/avr.c: Change my email address.
12818 * config/avr/avr.h: Likewise.
12819 * config/avr/avr.md: Likewise.
12820 * config/avr/avr-protos.h: Likewise.
12821 * config/avr/libgcc.S: Likewise.
12823 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
12825 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
12826 (spu_split_load, spu_split_store): Change return type to int.
12827 (spu_split_convert): Declare.
12828 * config/spu/predicates.md (spu_mem_operand): Remove.
12829 (spu_mov_operand): Update.
12830 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
12831 * config/spu/spu.c (regno_aligned_for_load): Remove.
12832 (reg_aligned_for_addr, spu_expand_load): Define.
12833 (spu_expand_extv): Reimplement and handle MEM.
12834 (spu_expand_insv): Handle MEM.
12835 (spu_sched_reorder): Handle insn's with length 0.
12836 (spu_legitimate_address_p): Reimplement.
12837 (store_with_one_insn_p): Return TRUE for any mode with size
12838 larger than 16 bytes.
12839 (address_needs_split): Define.
12840 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
12842 (spu_convert_move): Define.
12843 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
12844 (spu_split_store): Change all MEM's to TImode.
12845 (spu_init_expanders): Preallocate registers that correspond to
12846 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
12848 (spu_split_convert): Define.
12849 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
12850 (_move<mode>, _movdi, _movti): Update predicate and condition.
12851 (load, store): Change to define_split.
12852 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
12854 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
12855 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
12856 define_insn_and_split of lshr<mode>3.
12857 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
12858 (<v>ashr<mode>3_imm): Define.
12859 (extv, extzv, insv): Allow MEM operands.
12860 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
12861 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
12862 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
12863 (_spu_convert2): Change to define_insn_and_split and remove the
12864 corresponding define_peephole2.
12865 (stack_protect_set, stack_protect_test, stack_protect_test_si):
12866 Change predicates to memory_operand.
12868 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12870 * config/arm/thumb2.md: Add 16-bit multiply instructions.
12872 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12874 PR tree-optimization/40219
12875 * tree.c (iterative_hash_expr): Make sure the builtin function is
12876 a normal builtin function and not a front end or back end builtin
12877 before indexing into the built_in_decls array.
12879 2009-05-22 Richard Guenther <rguenther@suse.de>
12881 PR middle-end/38964
12882 * alias.c (write_dependence_p): Do not use TBAA for answering
12883 anti-dependence or output-dependence.
12884 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
12885 (emit_pointer_definition): Remove.
12886 (emit_alias_warning): Likewise.
12887 (find_what_var_points_to): Remove TBAA pruning code.
12888 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
12890 (compute_points_to_sets): Remove code computing the set of
12891 dereferenced pointers.
12892 * tree-data-ref.c (dr_may_alias_p): Properly use the split
12893 oracle for querying anti and output dependencies.
12894 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
12895 if TBAA may be applied.
12896 (refs_anti_dependent_p): New function.
12897 (refs_output_dependent_p): Likewise.
12898 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
12899 (refs_output_dependent_p): Likewise.
12900 * doc/tree-ssa.texi (Memory model): New section.
12901 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12902 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12903 * cfgexpand.c (expand_gimple_basic_block): Do not handle
12904 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
12905 * expr.c (expand_expr_real_1): Likewise.
12906 * gimple-low.c (lower_stmt): Likewise.
12907 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
12908 (dump_gimple_cdt): Remove.
12909 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12910 (gimple_size): Likewise.
12911 (walk_gimple_op): Likewise.
12912 (is_gimple_stmt): Likewise.
12913 (walk_stmt_load_store_addr_ops): Likewise.
12914 (gimple_build_cdt): Remove.
12915 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12916 * gimple.h (gimple_cdt_new_type): Remove.
12917 (gimple_cdt_new_type_ptr): Likewise.
12918 (gimple_cdt_set_new_type): Likewise.
12919 (gimple_cdt_location): Likewise.
12920 (gimple_cdt_location_ptr): Likewise.
12921 (gimple_cdt_set_location): Likewise.
12922 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12923 * tree-cfg.c (remove_useless_stmts_1): Do not handle
12924 GIMPLE_CHANGE_DYNAMIC_TYPE.
12925 (verify_types_in_gimple_stmt): Likewise.
12926 * tree-inline.c (estimate_num_insns): Likewise.
12927 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
12928 (copy_decl_to_var): Likewise.
12929 (copy_result_decl_to_var): Likewise.
12930 * tree-pretty-print.c (dump_generic_node): Do not handle
12931 CHANGE_DYNAMIC_TYPE_EXPR.
12932 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12933 * tree-ssa-operands.c (get_expr_operands): Likewise.
12934 * tree-ssa-structalias.c (struct variable_info): Remove
12935 no_tbaa_pruning member.
12936 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
12937 (unify_nodes): Do not copy it.
12938 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12939 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
12940 (set_uids_in_ptset): Do not check it.
12941 (find_what_var_points_to): Likewise.
12942 (compute_tbaa_pruning): Remove.
12943 (compute_points_to_sets): Do not call it.
12944 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12945 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12946 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
12947 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
12948 (DECL_NO_TBAA_P): Likewise.
12949 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
12950 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
12951 (expand_omp_atomic_pipeline): Do not set it.
12952 * print-tree.c (print_node): Do not dump it.
12953 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
12956 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
12959 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
12962 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12964 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
12967 2009-05-22 Ben Elliston <bje@au.ibm.com>
12969 * Makefile.in (bversion.h, s-bversion): New targets.
12970 (TOPLEV_H): Add bversion.h.
12971 * toplev.h: Include "bversion.h".
12972 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
12973 the __format__ attribute only if compiling with the same version
12974 of GCC as the sources (the "build version").
12976 2009-05-22 Ben Elliston <bje@au.ibm.com>
12978 * c-format.c (handle_format_attribute): Fix comment typo.
12980 2009-05-21 Steve Ellcey <sje@cup.hp.com>
12983 * config/ia64/ia64.opt (mfused-madd): New.
12984 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
12985 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
12986 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
12987 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
12988 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
12989 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
12990 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
12991 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
12992 instruction if !TARGET_FUSED_MADD.
12993 (fpma, fpms): Remove colon from name.
12995 2009-05-22 Richard Guenther <rguenther@suse.de>
12997 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
12998 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
12999 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13001 (create_expression_by_pieces): Only convert if necessary.
13002 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13003 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13005 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13007 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13008 regular pattern from a template and rename it ...
13009 (*extzv_truncsi_exts): ... to this.
13011 2009-05-21 Richard Guenther <rguenther@suse.de>
13013 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13014 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13015 (cgraph_default_inline_p): Likewise.
13016 (cgraph_decide_inlining_incrementally): Likewise.
13018 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13019 Uros Bizjak <ubizjak@gmail.com>
13021 * config/i386/cpuid.h (bit_MOVBE): New.
13023 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13025 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13026 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13027 (ix86_handle_option): Handle OPT_mmovbe.
13028 (ix86_target_string): Add -mmovbe.
13029 (pta_flags): Add PTA_MOVBE.
13030 (processor_alias_table): Add PTA_MOVBE to "atom".
13031 (override_options): Handle PTA_MOVBE.
13033 * config/i386/i386.h (TARGET_MOVBE): New.
13035 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13036 (*bswapsi_movbe): New.
13037 (*bswapdi_movbe): Likewise.
13038 (bswapdi2): Renamed to ...
13039 (*bswapdi_1): This.
13040 (bswapdi2): New expander.
13042 * config/i386/i386.opt (mmovbe): New.
13044 * doc/invoke.texi: Document -mmovbe.
13046 2009-05-21 Taras Glek <tglek@mozilla.com>
13048 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13049 * gcc-plugin.h (plugin_init): Updated signature.
13050 * gcc-plugin.h (plugin_name_args): Moved to this header.
13051 * doc/plugins.texi (plugin_init): Updated documention to reflect
13053 * doc/plugins.texi (plugin_name_args): Added to documention.
13055 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13057 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13058 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13060 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13062 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13063 JUMP_TABLE_DATA_P predicates where applicable.
13064 * config/i386/predicates.md: Ditto.
13065 * config/i386/sse.md: Ditto.
13067 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13069 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13070 operand2 -128 override length_immediate attribute to 1.
13071 * config/i386/predicates.md (constm128_operand): New predicate.
13073 * config/i386/i386.c (memory_address_length): Handle %r12
13074 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13076 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13077 mode look through optional ZERO_EXTEND and SUBREG.
13078 * config/i386/i386.md (R12_REG): New define_constant.
13079 (prefix_data16): For sse unit set also for MODE_TI insns.
13080 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13081 insns set if operand 1 is ext_QIreg_operand.
13082 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13083 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13085 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13086 mode from MODE_DI to MODE_SI.
13087 (movdi_1_rex64): Override modrm and length_immediate attributes
13088 only for movabs (TYPE_IMOV, alternative 2).
13089 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13090 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13091 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13092 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13093 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13094 prefix_rex attribute if DImode.
13095 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13096 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13097 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13098 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13099 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13100 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13101 Likewise. For TYPE_IMOV clear length_immediate attribute.
13102 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13103 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13104 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13105 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13106 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13107 or one operand TYPE_ISHIFT.
13108 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13109 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13110 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13111 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13112 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13113 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13114 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13115 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13116 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13117 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13118 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13119 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13120 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13121 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13122 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13123 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13124 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13125 set mode attribute, don't override length attribute.
13126 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13128 (return_internal_long): Set length attribute to 2 instead of 1.
13129 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13130 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13131 prefix_rex attribute.
13132 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13134 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13136 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13138 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13140 2009-05-20 Ian Lance Taylor <iant@google.com>
13142 * tree.c (build_tree_list_vec_stat): New function.
13143 (ctor_to_vec): New function.
13144 (build_nt_call_vec): New function.
13145 (build_call_array): Change args to be a const pointer.
13146 (build_call_vec): New function.
13147 * tree.h (build_nt_call_vec): Declare.
13148 (build_tree_list_vec_stat): Declare.
13149 (build_tree_list_vec): Define.
13150 (build_call_array): Update declaration.
13151 (build_call_vec): Declare.
13152 (ctor_to_vec): Declare.
13153 * c-common.c (tree_vector_cache): New static variable.
13154 (make_tree_vector): New function.
13155 (release_tree_vector): New function.
13156 (make_tree_vector_single): New function.
13157 (make_tree_vector_copy): New function.
13158 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13159 (make_tree_vector_single, make_tree_vector_copy): Declare.
13160 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13161 (c_parser_expr_list): Don't manage cache here, instead call
13163 (c_parser_release_expr_list): Remove static function.
13164 (c_parser_vec_to_tree_list): Remove static function.
13165 (c_parser_attributes): Call build_tree_list_vec instead of
13166 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13167 c_parser_release_expr_list.
13168 (c_parser_postfix_expression_after_primary): Likewise.
13169 (c_parser_objc_keywordexpr): Likewise.
13171 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13173 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13174 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13175 TARGET_CONVERT_TO_TYPE.
13176 * hooks.c (hook_tree_const_tree_null): Define.
13177 * hooks.h (hook_tree_const_tree_null): Declare.
13178 * target.h (struct gcc_target): Add invalid_parameter_type,
13179 invalid_return_type, promoted_type, and convert_to_type fields.
13180 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13181 (TARGET_INVALID_RETURN_TYPE): Define.
13182 (TARGET_PROMOTED_TYPE): Define.
13183 (TARGET_CONVERT_TO_TYPE): Define.
13184 (TARGET_INITIALIZER): Update for new fields.
13185 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13186 (grokparms): Check targetm.invalid_parameter_type.
13187 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13188 * c-convert.c (convert): Check targetm.convert_to_type.
13190 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13192 * config/mips/mips.md (*extenddi_truncate<mode>,
13193 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13195 (*extendhi_truncateqi): New define_insn_and_sptit.
13197 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13199 PR middle-end/40204
13200 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13201 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13203 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13205 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13206 the operand of VIEW_CONVERT_EXPR.
13208 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13210 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13211 extended family and model for Intel processors. Support Intel Atom.
13213 2009-05-20 Olivier Hainque <hainque@adacore.com>
13215 * gstab.h (stab_code_type): Define, to be used instead of the
13216 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13218 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13219 occurrences by stab_code_type.
13220 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13222 2009-05-20 Martin Jambor <mjambor@suse.cz>
13224 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13225 (sra_insert_before): Likewise.
13226 (sra_insert_after): Likewise.
13227 (sra_init_cache): Likewise.
13228 (sra_type_can_be_decomposed_p): Likewise.
13229 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13230 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13231 (sra_insert_before): Likewise.
13232 (sra_insert_after): Likewise.
13233 (sra_init_cache): Likewise.
13234 (insert_edge_copies_seq): Made static and moved upwards.
13236 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13239 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13241 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13242 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13245 2009-05-20 Richard Guenther <rguenther@suse.de>
13247 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13248 with mismatched comparison modes.
13250 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13252 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13253 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13254 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13255 with shifts for Thumb2.
13256 (orsi_notsi): New for orn.
13257 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13258 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13259 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13260 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13261 Don't invert remainder for IOR.
13263 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13265 PR tree-optimization/40087
13266 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13267 number_of_iterations_ne): Rename never_infinite argument.
13268 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13269 number_of_iterations_le): Handle pointer-type ivs when
13270 exit_must_be_taken is false.
13271 (number_of_iterations_cond): Do not always assume that
13272 exit_must_be_taken if the control variable is a pointer.
13274 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13276 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13277 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13279 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13281 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13282 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13284 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13287 * c.opt (Wlogical-op): Disabled by default.
13288 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13290 * doc/invoke.texi (Wlogical-op): Likewise.
13292 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13294 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13296 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13297 Propagate the type of the first operand.
13298 <ASSERT_EXPR>: Simplify.
13299 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13300 Rewrite using the RHS code as discriminant.
13301 <NOP_EXPR>: Turn into CASE_CONVERT.
13302 <PLUS_EXPR>: Propagate the type of the first operand.
13304 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13306 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13307 (ia64_dconst_0_375): New.
13308 * config/ia64/ia64.c (ia64_override_options): Remove
13309 -minline-sqrt-min-latency warning.
13310 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13311 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13312 * config/ia64/ia64.md (*sqrt_approx): Remove.
13313 (sqrtsf2): Remove #if 0.
13314 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13315 (sqrtdf): Remove assert.
13316 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13317 (sqrtxf2): Remove #if 0.
13318 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13319 * div.md (sqrt_approx_rf): New.
13320 (sqrtsf2_internal_thr): New implementation.
13321 (sqrtsf2_internal_lat): New.
13322 (sqrtdf2_internal_thr: New implementation.
13323 (sqrtxf2_internal): New implementation.
13325 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13326 Hans-Peter Nilsson <hp@axis.com>
13328 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13329 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13330 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13331 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13332 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13333 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13334 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13335 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13336 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13337 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13338 * c-common.c: ...from here.
13340 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13342 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13344 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13346 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13348 2009-05-19 Ben Elliston <bje@au.ibm.com>
13350 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13351 assignments with memcpy calls.
13352 (add_fdes): Likewise.
13353 (binary_search_unencoded_fdes): Likewise.
13354 (linear_search_fdes): Eliminate type puns.
13356 2009-05-19 Richard Guenther <rguenther@suse.de>
13358 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13359 not falsely claim to have propagated into all uses.
13361 2009-05-19 Ben Elliston <bje@au.ibm.com>
13363 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13366 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13368 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13369 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13370 (TARGET_LEGITIMATE_ADDRESS_P): New.
13371 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13372 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13374 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13377 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13378 child of the containing namespace's DIE.
13380 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13382 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13383 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13384 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13387 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13390 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13391 gen_align with gen_pad.
13392 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13393 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13395 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13396 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13398 * config/i386/i386.md (align): Renamed to ...
13399 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13400 ASM_OUTPUT_MAX_SKIP_PAD.
13402 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13404 * config.gcc: Fix variable syntax.
13407 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
13408 before calling exact_log2.
13409 (output_iorsi3): Likewise.
13410 (output_xorsi3): Likewise.
13412 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13414 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
13415 for the none zero constant operand except for EQ and NE
13416 comprisons even when the first operand is R0.
13418 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
13420 * config/s390/2064.md: Remove trailing whitespaces.
13421 * config/s390/2084.md: Likewise.
13422 * config/s390/constraints.md: Likewise.
13423 * config/s390/fixdfdi.h: Likewise.
13424 * config/s390/libgcc-glibc.ver: Likewise.
13425 * config/s390/s390-modes.def: Likewise.
13426 * config/s390/s390-protos.h: Likewise.
13427 * config/s390/s390.c: Likewise.
13428 * config/s390/s390.h: Likewise.
13429 * config/s390/s390.md: Likewise.
13430 * config/s390/tpf-unwind.h: Likewise.
13432 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13434 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
13436 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13439 * configure.ac (m68k-*-*): Check if binutils support TLS.
13440 * configure: Regenerate.
13441 * config/m68k/predicates.md (symbolic_operand): Extend comment.
13442 * config/m68k/constraints.md (Cu): New constraint.
13443 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
13444 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
13445 (movsi): Handle TLS symbols.
13446 (addsi3_5200): Handle XTLS symbols, indent.
13447 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
13448 (m68k_tls_reference_p): Declare.
13449 (m68k_legitimize_address): Declare.
13450 (m68k_unwrap_symbol): Declare.
13451 * config/m68k/m68k.opt (mxtls): New option.
13452 * config/m68k/m68k.c (ggc.h): Include.
13453 (m68k_output_dwarf_dtprel): Implement hook.
13454 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13455 (m68k_expand_prologue): Load GOT pointer when function needs it.
13456 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
13457 (m68k_legitimate_constant_address_p): Same.
13458 (m68k_decompose_address): Handle TLS references.
13459 (m68k_get_gp): New static function.
13460 (enum m68k_reloc): New contants.
13461 (TLS_RELOC_P): New macro.
13462 (m68k_wrap_symbol): New static function.
13463 (m68k_unwrap_symbol): New function.
13464 (m68k_final_prescan_insn_1): New static function.
13465 (m68k_final_prescan_insn): New function.
13466 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
13468 (legitimize_pic_address): Handle TLS references..
13469 (m68k_tls_get_addr, m68k_get_tls_get_addr)
13470 (m68k_libcall_value_in_a0_p)
13471 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
13472 (m68k_call_m68k_read_tp): Helper variables and functions for ...
13473 (m68k_legitimize_tls_address): Handle TLS references.
13474 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
13476 (m68k_legitimize_address): Handle TLS symbols.
13477 (m68k_get_reloc_decoration): New static function.
13478 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
13480 (m68k_output_dwarf_dtprel): Implement hook.
13481 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
13482 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
13483 m68k_call_* routines.
13484 (sched_attr_op_type): Handle TLS symbols.
13485 (gt-m68k.h): Include.
13486 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
13487 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
13489 2009-05-18 Martin Jambor <mjambor@suse.cz>
13491 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
13492 (visit_store_addr_for_mod_analysis): New function.
13493 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
13494 (determine_cst_member_ptr): Use gimple_assign_single_p.
13495 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
13496 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
13497 operands. Don't check number of operands of a NOP_EXPR.
13499 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
13501 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
13503 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
13506 * c-common.c (warn_logical_operator): Don't warn if one of
13507 expression isn't always true or false.
13509 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
13511 * config/i386/biarch32.h: New file.
13512 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
13514 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
13516 * config/mips/mips.md (*zero_extend<mode>_trunchi,
13517 *zero_extend<mode>_truncqi): Merge these into ...
13518 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
13519 Name the pattern following this as *zero_extendhi_truncqi.
13521 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
13523 PR middle-end/39301
13524 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
13525 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
13526 (output_info): Make field HOST_WIDEST_INT.
13527 (print_statistics): Use HOST_WIDEST_INT_PRINT.
13528 (dump_bitmat_statistics): Same.
13530 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
13532 * config.gcc (use_gcc_stdint): Set to wrap.
13533 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13534 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13535 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13536 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13537 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13538 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13539 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13540 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13542 2009-05-16 Joseph Myers <joseph@codesourcery.com>
13544 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
13546 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
13547 Move definitions earlier.
13548 (OPT_ARCH64, OPT_ARCH32): Define.
13549 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
13552 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13555 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
13558 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13560 * arm.md (movdi2): Copy non-reg values to DImode registers.
13562 2009-05-16 Jakub Jelinek <jakub@redhat.com>
13565 * final.c (label_to_max_skip): New function.
13566 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
13567 CODE_LABEL_NUMBER <= max_labelno.
13568 * output.h (label_to_max_skip): New prototype.
13569 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
13570 (ix86_avoid_jump_mispredicts): ... this. Don't define if
13571 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
13572 Handle CODE_LABELs with >= 16 byte alignment or with
13573 max_skip == (1 << align) - 1.
13574 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
13575 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
13578 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
13579 .p2align 3 if MAX_SKIP is smaller than 7.
13580 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13582 2009-05-15 Ian Lance Taylor <iant@google.com>
13584 * alias.c (struct alias_set_entry_d): Rename from struct
13585 alias_set_entry. Change all uses.
13586 * except.c (struct call_site_record_d): Rename from struct
13587 call_site_record. Change all uses.
13588 * except.h (struct eh_region_d): Rename from struct eh_region.
13590 * gcse.c (struct hash_table_d): Rename from struct hash_table.
13592 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
13593 ivtype_map_elt. Change all uses.
13594 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
13596 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
13597 * graphite.h (struct name_tree_d): Rename from struct name_tree.
13599 (struct sese_d): Rename from struct sese. Change all uses.
13600 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
13601 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
13602 * optabs.h (struct optab_d): Rename from struct optab. Change all
13604 (struct convert_optab_d): Rename from struct convert_optab.
13606 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
13607 ipa_opt_pass. Change all uses.
13608 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
13611 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
13612 defined as a typedef.
13613 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
13616 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13619 * fold-const.c (make_range,build_range_check,merge_ranges): Move
13621 (merge_ranges): Returns bool.
13622 * tree.h (make_range): .. to here.
13623 (build_range_check): Likewise.
13624 (merge_ranges): Likewise. Renamed from merge_ranges.
13625 * c-typeck.c (parser_build_binary_op): Update calls to
13626 warn_logical_operator.
13627 * c-common.c (warn_logical_operator): Add new warning.
13628 * c-common.h (warn_logical_operator): Update declaration.
13630 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13632 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
13634 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13636 * doc/install.texi: Document MPC requirements, flags etc.
13638 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
13639 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
13640 Evaluate constant arguments.
13641 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
13642 (fold_builtin_1): Likewise, also evaluate constant arguments.
13643 Remove superfluous break.
13644 (do_mpc_ckconv): New.
13645 * real.h: Include mpc.h.
13646 * toplev.c (print_version): Output MPC version info if available.
13648 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13650 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
13652 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
13654 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
13657 2009-05-15 Jan Hubicka <jh@suse.cz>
13659 * doc/invoke.texi (max-early-inliner-iterations): New flag.
13660 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
13661 (try_inline): Fix return value.
13662 (cgraph_decide_inlining_incrementally): Honor new value.
13663 (cgraph_early_inlining): Handle indirect inlining.
13664 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
13666 2009-05-15 Jan Hubicka <jh@suse.cz>
13668 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
13669 * cgraphunit.c (cgraph_finalize_function): Set it.
13670 (cgraph_expand_function): Use it.
13672 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13674 * real.c (encode_ieee_half): Define.
13675 (decode_ieee_half): Define.
13676 (ieee_half_format): Define.
13677 (arm_half_format): Define.
13678 * real.h (ieee_half_format): Declare.
13679 (arm_half_format): Declare.
13681 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13683 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
13684 swapped, and reversed optabs exist before trying to use them.
13686 2009-05-15 Paul Brook <paul@codesourcery.com>
13687 Sandra Loosemore <sandra@codesourcery.com>
13689 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
13690 loads. Allow PRE_DEC.
13691 (output_move_neon): Handle PRE_DEC.
13692 (arm_print_operand): Add 'A' for neon structure loads.
13693 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
13694 * config/arm/neon.md (neon_mov): Update comment.
13695 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
13697 (Um): New constraint.
13699 2009-05-15 Jan Hubicka <jh@suse.cz>
13701 Revert the following patch until testsuite fallout is fixed:
13702 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13703 * cgraph.h (struct inline_summary): New filed self_wize,
13704 size_inlining_benefit, self_time and time_inlining_benefit.
13705 (struct cgraph_global_info): Replace insns by time ans size fields.
13706 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13707 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13708 (ipcp_update_callgraph): Do not touch function bodies.
13709 * ipa-inline.c: Include except.h
13710 (MAX_TIME): New constant.
13711 (overall_insns): Remove
13712 (overall_size, max_benefit): New static variables.
13713 (cgraph_estimate_time_after_inlining): New function.
13714 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13715 (cgraph_clone_inlined_nodes): Update size.
13716 (cgraph_mark_inline_edge): Update size.
13717 (cgraph_estimate_growth): Use size info.
13718 (cgraph_check_inline_limits): Check size.
13719 (cgraph_default_inline_p): Likewise.
13720 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13721 (cgraph_decide_recursive_inlining): Check size.
13722 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13724 (cgraph_decide_inlining): Likewise.
13725 (cgraph_decide_inlining_incrementally): Likewise; honor
13726 PARAM_EARLY_INLINING_INSNS.
13727 (likely_eliminated_by_inlining_p): New predicate.
13728 (estimate_function_body_sizes): New function.
13729 (compute_inline_parameters): Use it.
13730 * except.c (must_not_throw_labels): New function.
13731 * except.h (must_not_throw_labels): Declare.
13732 * tree-inline.c (init_inline_once): Kill inlining_weigths
13733 * tree-ssa-structalias.c: Avoid uninitialized warning.
13734 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13735 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13736 (PARAM_INLINE_CALL_COST): Remove.
13737 (PARAM_EARLY_INLINING_INSNS): New.
13739 2009-05-15 Richard Guenther <rguenther@suse.de>
13741 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
13742 not TODO_update_ssa.
13744 2009-05-15 Richard Guenther <rguenther@suse.de>
13746 PR tree-optimization/39999
13747 * gimple.h (gimple_expr_type): Use the expression type looking
13748 through useless conversions.
13749 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
13750 (vn_nary_op_insert_stmt): Likewise.
13751 (simplify_binary_expression): Likewise.
13753 2009-05-15 Richard Guenther <rguenther@suse.de>
13755 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13756 New options, enabled by default.
13757 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13759 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
13760 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
13761 * tree-ssa-structalias.c (gate_tree_pta): New function.
13762 (pass_build_alias): Use it.
13764 2009-05-15 Joseph Myers <joseph@codesourcery.com>
13766 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
13767 recurse on an invariant address if a conversion from a pointer
13768 type to a wider integer type is involved.
13770 2009-05-15 Jan Hubicka <jh@suse.cz>
13772 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13773 * cgraph.h (struct inline_summary): New filed self_wize,
13774 size_inlining_benefit, self_time and time_inlining_benefit.
13775 (struct cgraph_global_info): Replace insns by time ans size fields.
13776 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13777 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13778 (ipcp_update_callgraph): Do not touch function bodies.
13779 * ipa-inline.c: Include except.h
13780 (MAX_TIME): New constant.
13781 (overall_insns): Remove
13782 (overall_size, max_benefit): New static variables.
13783 (cgraph_estimate_time_after_inlining): New function.
13784 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13785 (cgraph_clone_inlined_nodes): Update size.
13786 (cgraph_mark_inline_edge): Update size.
13787 (cgraph_estimate_growth): Use size info.
13788 (cgraph_check_inline_limits): Check size.
13789 (cgraph_default_inline_p): Likewise.
13790 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13791 (cgraph_decide_recursive_inlining): Check size.
13792 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13794 (cgraph_decide_inlining): Likewise.
13795 (cgraph_decide_inlining_incrementally): Likewise; honor
13796 PARAM_EARLY_INLINING_INSNS.
13797 (likely_eliminated_by_inlining_p): New predicate.
13798 (estimate_function_body_sizes): New function.
13799 (compute_inline_parameters): Use it.
13800 * except.c (must_not_throw_labels): New function.
13801 * except.h (must_not_throw_labels): Declare.
13802 * tree-inline.c (init_inline_once): Kill inlining_weigths
13803 * tree-ssa-structalias.c: Avoid uninitialized warning.
13804 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13805 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13806 (PARAM_INLINE_CALL_COST): Remove.
13807 (PARAM_EARLY_INLINING_INSNS): New.
13808 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
13809 (inline-call-cost): Remove.
13810 (early-inlining-insns): New.
13812 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
13814 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
13816 (print_int_cst_bounds_in_octal_p): Likewise.
13817 (dbxout_type): Adjust calls to above functions. Be prepared to deal
13819 * dwarf2out.c (base_type_die): Likewise.
13820 (is_subrange_type): Delete.
13821 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
13822 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
13823 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
13824 if the destination type is boolean.
13825 (build_range_check): Do not special-case subtypes.
13826 (fold_sign_changed_comparison): Likewise.
13827 (fold_unary): Likewise.
13828 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
13829 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
13830 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
13831 * tree.c (subrange_type_for_debug_p): New predicate based on the
13832 former is_subrange_type.
13833 * tree.h (subrange_type_for_debug_p): Declare.
13834 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
13835 (convert_affine_scev): Remove call to above function.
13836 (chrec_convert_aggressive): Likewise.
13837 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
13838 false for conversions involving subtypes.
13839 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
13840 (vrp_val_min): Likewise.
13841 (needs_overflow_infinity): Likewise.
13842 (extract_range_from_unary_expr): Likewise.
13844 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
13846 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13847 * config/frv/frv.c: Likewise.
13848 * config/s390/s390.c: Likewise.
13849 * config/sparc/sparc.h: Likewise.
13850 * config/i386/i386.h: Likewise.
13851 * config/i386/i386.c: Likewise.
13852 * config/crx/crx.c: Likewise.
13853 * config/m68hc11/m68hc11.h: Likewise.
13854 * config/iq2000/iq2000.c: Likewise.
13855 * config/mn10300/mn10300.h: Likewise.
13856 * config/mn10300/mn10300.c: Likewise.
13857 * config/m68k/m68k.c: Likewise.
13858 * config/rs6000/rs6000.c: Likewise.
13859 * config/rs6000/xcoff.h: Likewise.
13860 * config/rs6000/linux64.h: Likewise.
13861 * config/rs6000/sysv4.h: Likewise.
13862 * config/score/score3.c: Likewise.
13863 * config/score/score7.c: Likewise.
13864 * config/score/score.c: Likewise.
13865 * config/arm/arm.md: Likewise.
13866 * config/mips/mips.c: Likewise.
13867 * config/mips/mips.md: Likewise.
13868 * config/bfin/bfin.h: Likewise.
13869 * config/pa/pa.c: Likewise.
13870 * config/pa/constraints.md: Likewise.
13872 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
13873 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
13874 * config/pdp11/pdp11.h: Use memory_address_p instead.
13876 2009-05-14 Ian Lance Taylor <iant@google.com>
13878 * passes.c (finish_optimization_passes): Change i to int.
13879 * plugin.c (plugins_active_p): Change event to int.
13880 (dump_active_plugins): Likewise.
13881 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
13883 * tree.c (tree_range_check_failed): Change c to unsigned int.
13884 (omp_clause_range_check_failed): Likewise.
13885 (build_common_builtin_nodes): Change mode to int. Add cast.
13886 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
13887 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
13889 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
13890 ++ or -- with a variable of enum type.
13892 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13895 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
13897 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13899 * store-motion.c: Do not include params.h
13900 * Makefile.in: Fix dependencies for various files.
13902 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13904 * auto-inc-dec.c: Fix pass description, remove apparent
13905 accidental duplication.
13907 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
13909 PR middle-end/40147
13910 * ipa-utils.h (memory_identifier_string): Moved to ...
13911 * tree.h (memory_identifier_string): Here. Add GTY(()).
13913 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13915 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
13916 in the former documentation of...
13917 (GO_IF_LEGITIMATE_ADDRESS): ... this.
13918 * ira-conflicts.c (get_dup_num): Use address_operand.
13919 * targhooks.c (default_legitimate_address_p): New.
13920 * targhooks.h (default_legitimate_address_p): New.
13921 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
13923 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
13924 * target.h (struct target): Add legitimate_address_p.
13925 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
13926 (TARGET_INITIALIZER): Include it.
13928 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13929 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
13930 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
13931 (TARGET_LEGITIMATE_ADDRESS_P): New.
13933 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13934 (REG_OK_STRICT_P): Delete.
13935 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
13936 (frv_legitimate_address_p_1): ... this.
13937 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
13938 (frv_legitimate_address_p_1): ... the renamed old
13939 frv_legitimate_address_p.
13940 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
13941 (TARGET_LEGITIMATE_ADDRESS_P): New.
13943 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13944 * config/s390/s390-protos.h (legitimate_address_p): Remove.
13945 * config/s390/s390.c (legitimate_address_p): Rename to...
13946 (s390_legitimate_address_p): ... this, make static.
13947 (legitimize_address): Adjust call.
13948 (TARGET_LEGITIMATE_ADDRESS_P): New.
13949 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
13951 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13952 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
13953 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
13954 (TARGET_LEGITIMATE_ADDRESS_P): New.
13956 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13957 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
13958 * config/spu/spu.c (spu_legitimate_address): Rename to...
13959 (spu_legitimate_address_p): ... this, make static.
13960 (TARGET_LEGITIMATE_ADDRESS_P): New.
13962 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13963 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
13964 * config/sparc/sparc.c (legitimate_address_p): Rename to...
13965 (sparc_legitimate_address_p): ... this, make static and return bool.
13966 (legitimize_address): Adjust call.
13967 (TARGET_LEGITIMATE_ADDRESS_P): New.
13969 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13970 * config/i386/i386-protos.h (legitimate_address_p): Remove.
13971 * config/i386/i386.c (legitimate_address_p): Rename to...
13972 (ix86_legitimate_address_p): ... this, make static.
13973 (constant_address_p): Move after it, adjust call.
13974 (TARGET_LEGITIMATE_ADDRESS_P): New.
13976 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13977 * config/avr/avr-protos.h (legitimate_address_p): Remove.
13978 * config/avr/avr.c (legitimate_address_p): Rename to...
13979 (avr_legitimate_address_p): ... this, make static.
13980 (legitimize_address): Adjust call.
13981 (TARGET_LEGITIMATE_ADDRESS_P): New.
13983 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13984 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
13985 * config/crx/crx.c (crx_legitimate_address_p): Make static.
13986 (TARGET_LEGITIMATE_ADDRESS_P): New.
13988 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13989 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
13990 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
13991 (TARGET_LEGITIMATE_ADDRESS_P): New.
13993 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13994 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
13996 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
13998 (TARGET_LEGITIMATE_ADDRESS_P): New.
14000 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14001 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14003 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14005 (m68hc11_legitimate_address_p): ... this, make static.
14006 (go_if_legitimate_address_internal): Rename to...
14007 (m68hc11_legitimate_address_p_1): ... this.
14008 (legitimize_address): Adjust call.
14009 (TARGET_LEGITIMATE_ADDRESS_P): New.
14011 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14012 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14013 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14014 (TARGET_LEGITIMATE_ADDRESS_P): New.
14016 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14017 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14018 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14019 (mn10300_legitimate_address_p): ... this, make static.
14020 (TARGET_LEGITIMATE_ADDRESS_P): New.
14022 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14023 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14024 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14025 (TARGET_LEGITIMATE_ADDRESS_P): New.
14027 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14028 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14029 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14030 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14031 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14032 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14033 (rs6000_legitimate_address_p): ... this, make static.
14034 (TARGET_LEGITIMATE_ADDRESS_P): New.
14035 (REG_MODE_OK_FOR_BASE_P): Delete.
14036 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14038 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14039 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14041 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14042 static, adjust types.
14043 (TARGET_LEGITIMATE_ADDRESS_P): New.
14045 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14046 * config/score/score.c (score_address_p): Rename to...
14047 (score_legitimate_address_p): ... this.
14048 (TARGET_LEGITIMATE_ADDRESS_P): New.
14049 * config/score/score3.c (score3_address_p): Rename to...
14050 (score3_legitimate_address_p): ... this.
14051 * config/score/score7.c (score7_address_p): Rename to...
14052 (score7_legitimate_address_p): ... this.
14054 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14055 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14056 GO_IF_LEGITIMATE_ADDRESS): Delete.
14057 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14058 thumb2_legitimate_address_p): Delete.
14059 (arm_legitimate_address_p): Rename to...
14060 (arm_legitimate_address_outer_p): ... this.
14061 * config/arm/constraints.md ("Uq"): Adjust call.
14062 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14063 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14065 (arm_legitimate_address_outer_p): ... this.
14066 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14068 (TARGET_LEGITIMATE_ADDRESS_P): New.
14070 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14071 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14072 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14073 (TARGET_LEGITIMATE_ADDRESS_P): New.
14075 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14076 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14077 * config/vax/vax.c (legitimate_address_p): Rename to...
14078 (vax_legitimate_address_p): ... this, make static.
14079 (TARGET_LEGITIMATE_ADDRESS_P): New.
14081 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14082 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14083 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14084 (TARGET_LEGITIMATE_ADDRESS_P): New.
14086 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14087 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14088 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14089 (mmix_legitimate_address_p): ... this, make static.
14090 (TARGET_LEGITIMATE_ADDRESS_P): New.
14092 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14093 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14094 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14095 (TARGET_LEGITIMATE_ADDRESS_P): New.
14097 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14099 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14100 of MODE_COMPLEX_INT.
14102 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14104 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14105 LCT_NORMAL in function call.
14106 * mips-tdump.c (print_file_desc): Add cast to enum type.
14107 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14108 (mark_stabs): Add casts to enum types.
14109 (parse_stabs_common): Add casts to enum types.
14111 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14113 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14114 Check for invalid values of LETTER.
14116 2009-05-13 Taras Glek <tglek@mozilla.com>
14118 * attribs.c (register_attribute): moved out attribute registration
14119 into register_attribute.
14120 * doc/plugins.texi: Documented register_attribute and
14122 * gcc-plugin.h: Added forward decl for register_attribute.
14123 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14124 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14125 PLUGIN_ATTRIBUTES boilerplate.
14127 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14129 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14130 values even in sentinel and empty entries.
14131 (ms_printf_flag_specs): Likewise.
14132 (ms_scanf_flag_specs): Likewise.
14133 (ms_strftime_flag_specs): Likewise.
14134 (ms_print_char_table): Likewise.
14135 (ms_scan_char_table): Likewise.
14136 (ms_time_char_table): Likewise.
14138 2009-05-13 Doug Kwan <dougkwan@google.com>
14140 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14142 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14144 * config/mips/mips.md (store): Add attributes for QI and HI.
14146 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14147 (truncdi<mode>2): ... this new pattern.
14149 2009-05-13 Brad Hards <bradh@kde.org>
14151 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14153 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14154 Ben Elliston <bje@au.ibm.com>
14156 PR middle-end/40035
14157 * dse.c (check_mem_read_rtx): Guard against width == -1.
14159 2009-05-13 Michael Matz <matz@suse.de>
14161 PR middle-end/39976
14162 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14163 (trivially_conflicts_p): New function.
14164 (insert_backedge_copies): Use it.
14166 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14168 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14169 (handle_stdc_pragma): Use new enum constant names.
14170 (handle_pragma_float_const_decimal64): Ditto.
14172 2009-05-13 Ian Lance Taylor <iant@google.com>
14174 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14177 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14179 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14180 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14182 * config/m68k/m68k.h (FL_UCLINUX): Define.
14184 2009-05-13 Jan Hubicka <jh@suse.cz>
14186 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14188 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14190 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14191 unless -fschedule-insns is specified.
14193 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14196 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14197 TARGET_EXPAND_CBRANCHDI4.
14198 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14199 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14200 (cmpeqdi): Fix comment.
14202 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14204 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14205 (sh_legitimate_address_p): Likewise.
14206 * config/sh/sh.c (sh_legitimate_index_p): New.
14207 (sh_legitimate_address_p): Likewise.
14208 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14209 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14210 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14211 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14212 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14213 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14214 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14215 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14216 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14218 2009-05-12 Jan Hubicka <jh@suse.cz>
14220 * tree-inline.c (estimate_operator_cost): Add operands;
14221 when division happens by constant, it is cheap.
14222 (estimate_num_insns): Loads and stores are not having cost of 0;
14223 EH magic stuff is cheap; when computing runtime cost of switch,
14224 use log2 base of amount of its cases; builtin_expect has cost of 0;
14225 compute cost for moving return value of call.
14226 (init_inline_once): Initialize time_based flags.
14227 * tree-inline.h (eni_weights_d): Add time_based flag.
14229 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14231 * df-core.c: Update head documentation.
14233 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14236 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14237 shadowing exisiting variable op1.
14239 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14242 * config/i386/driver-i386.c (processor_signatures): New enum.
14243 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14244 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14245 processor signature to detect geode processor.
14247 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14251 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14253 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14254 causes spurious differences between trunk and cond-optab branch.
14256 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14258 * dojump.c (compare_from_rtx): Delete.
14259 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14260 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14261 if the comparison does not satisfy the predicate; test predicates for
14262 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14263 further if one existing pattern fails.
14264 * expr.h (compare_from_rtx): Delete.
14265 (prepare_operand): Declare it.
14266 * optabs.c: Change "lib call" to "libcall" throughout.
14267 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14268 HAVE_conditional_trap, emit_cmp_insn): Delete.
14269 (can_compare_p): Delete cmp_optab case.
14270 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14271 Accept other parameters by value.
14272 (prepare_operand): Make non-static.
14273 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14274 other parameters by value. Try to widen operands here based on
14275 an optab_methods argument and looking at cbranch_optab.
14276 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14277 loop. Use cbranch_optab directly.
14278 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14279 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14281 (emit_conditional_move, emit_conditional_add): Inline what's needed
14282 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14283 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14284 with COMPARE. Move cmov_optab and cstore_optab above
14285 with cbranch_optab, move cmp_optab down with ucmp_optab,
14286 remove tst_otpab. Do not initialize trap_rtx.
14287 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14288 for trap code. Do not check HAVE_conditional_trap. Use
14289 prepare_cmp_insn. Accept no predicate for operand 3.
14290 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14291 (OTI_ctrap, ctrap_optab): New.
14292 (tst_optab): Delete.
14293 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14294 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14295 with lookup of ctrap_optab.
14296 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14298 (ctrap_optab): New.
14300 * combine.c (combine_simplify_rtx, simplify_set): Do not
14301 special case comparing against zero for cc0 machines.
14302 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14303 COMPARE on cc0 machines.
14304 (simplify_relational_operation): Return a new expression when
14305 a COMPARE could be removed.
14306 * final.c (final_scan_insn): Compare cc_status values
14307 against LHS of a (compare FOO (const_int 0)) cc0 source.
14308 Also check if cc_status.value is the full compare.
14310 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14311 (cstoreMM4): Document.
14312 (conditional_trap): Document ctrapMM4 instead.
14313 (sync_compare_and_swapMM): Refer to cbranchcc4.
14314 (Dependent Patterns): Eliminate obsolete information referring to
14315 the old jump optimization phase.
14316 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14317 of compares with 0 on cc0 machines.
14318 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14319 avoiding references to cc0. Remove text about storing operands
14321 * doc/tm.texi (Condition Codes): Include blurb on different
14322 condition code representations, separate into subsections for
14323 CC0, MODE_CC and conditional execution.
14325 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14326 alpha_emit_setcc): Accept operands and a machine mode.
14327 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14328 Get code/op0/op1 from operands, use machine mode argument
14329 instead of alpha_compare.fp_p. Emit the branch here.
14330 (alpha_emit_setcc): Likewise, and return boolean.
14331 (alpha_emit_conditional_move): Likewise. Assert that
14332 cmp_op_mode == cmp_mode, and simplify accordingly.
14333 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14334 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14335 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14337 (stack probe test): Use cbranchdi4.
14338 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14340 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14341 * config/arc/arc.h (movsicc, movsfcc): Use it.
14342 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14343 (cbranchsi4, cstoresi4): New.
14344 (cmpsi, bCC and sCC expanders): Remove.
14346 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14347 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14348 * config/arm/predicates.md (arm_comparison_operator): Only include
14349 floating-point operators if there is a hardware floating-point unit.
14350 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14351 deferring to cbranch_cc and cstore_cc respectively.
14352 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14353 cbranch_cc, cstore_cc): New.
14354 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14356 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14358 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14359 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14361 (adjust_insn_length): Adjust calls.
14362 (avr_reorg): Handle (compare (foo) (const_int 0)).
14363 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14364 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14365 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14366 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14368 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14369 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14371 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14372 (cbranchsi4, cstorebi4, cstoresi4): New.
14373 (movbisi): This insn is duplicate, split it to zero_extend.
14374 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14375 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14376 (bfin_optimize_loop): Use cbranch expander.
14377 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14378 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14379 (bfin_bimode_comparison_operator): ... this.
14380 (bfin_direct_comparison_operator): New.
14382 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14383 inside (compare FOO (const_int 0)).
14384 (cris_rtx_costs): Handle ZERO_EXTRACT.
14385 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14386 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14387 (*tstdi_v32): Delete.
14388 (*cmpdi_non_v32): Add M alternative for operand 1.
14389 (cmpsi, cmp<mode>): Make private.
14390 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14392 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14394 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14395 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14396 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14397 (cc_reg_operand): New.
14398 (any_cond): Delete.
14399 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14400 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14401 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14402 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14403 crx_expand_scond): Delete.
14405 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
14407 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
14408 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
14410 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
14411 cstoresi4, cstoresf4, cstoredf4): New.
14412 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
14413 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14414 Receive the entire operands array.
14415 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
14416 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
14417 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14418 Get test/op0/op1 from the operands array.
14419 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
14421 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
14422 (h8300_expand_store): New.
14423 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
14425 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
14426 (h8300_expand_store): New.
14427 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
14428 or do not try to produce (set (cc0) REG).
14429 (peepholes): Wrap arguments with COMPARE. Add a peephole to
14430 change a compare into a move to a scratch register. Disable some
14431 peepholes when comparing with zero.
14432 (tstsi, tsthi, tstsi, cmpqi): Make private.
14434 (bCC, sCC): Delete.
14435 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
14438 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
14439 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
14440 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
14441 (ix86_emit_i387_log1p): Use cbranchxf2.
14442 (ix86_expand_setcc): Return void.
14443 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
14444 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
14445 cmp<MODEF>, cmpcc): Remove.
14446 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
14447 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
14448 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
14449 (sCC and bCC expanders): Remove.
14450 (stack_protect_test): Use cbranchcc4.
14452 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
14454 (ia64_expand_compare): Accept three rtx by reference and return void.
14455 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
14456 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
14457 from *expr. Update *expr with the BImode comparison to do.
14458 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
14459 cmptf, bCC, sCC, conditional_trap): Delete.
14460 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
14461 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
14462 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
14463 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
14464 * config/ia64/predicates.md (ia64_cbranch_operator): New.
14466 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
14467 type of last argument.
14468 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
14469 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
14470 use machine mode argument instead of branch_type. Remove dead
14471 code for floating-point comparisons.
14472 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
14473 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
14475 (cbranchsi4, cstoresi4): New.
14476 * config/iq2000/predicates.md (reg_or_const_operand): New.
14478 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
14479 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
14480 (b<code>_op): Rewrite to...
14481 (bcc_op): ... this, using match_operator.
14482 (s<code>_op): Rewrite to...
14483 (scc_op): ... this, using match_operator.
14484 (s<code>_24_op): Rewrite to...
14485 (scc_op_24): ... this, using match_operator.
14486 (s<code>_<mode>): Rewrite to...
14487 (cstore<mode>4): ... this, using match_operator.
14488 (s<code>_<mode>_24): Rewrite to...
14489 (cstore<mode>4_24): ... this, using match_operator.
14490 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
14491 m32c_unpend_compare, m32c_expand_scc): Delete.
14492 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
14493 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
14494 (m32c_expand_movcc): Change NE to EQ if necessary.
14495 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
14497 * config/m32r/m32r-protos.h (gen_cond_store): New.
14498 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
14499 (gen_cond_store): New, from sCC patterns.
14500 (m32r_expand_block_move): Use cbranchsi4.
14501 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
14502 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
14503 (cbranchsi4, cstoresi4): New.
14505 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
14507 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
14508 (m68hc11_notice_update_cc): Look into a compare with 0.
14509 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
14511 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
14512 cmphi, cmpqi, bCC): Delete.
14513 (cbranchsi4, cbranchhi4, cbranchqi4): New.
14514 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
14515 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
14518 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
14519 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
14520 * config/m68k/constraints.md (H): New.
14521 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
14522 the define_insn below.
14523 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
14524 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
14525 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
14526 patterns): Wrap RHS with COMPARE.
14527 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
14528 (*cmpdi_internal): Name this pattern.
14529 (cmpdi): Change to define_insn.
14530 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
14531 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
14532 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
14534 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
14535 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
14536 (conditional_trap): Change to...
14537 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
14538 (*conditional_trap): Use the ordered_comparison_operator and
14539 const1_operand predicates.
14540 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
14541 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
14542 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
14543 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
14545 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
14546 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
14547 (mcore_gen_compare): New.
14548 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
14549 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
14550 (mcore_gen_compare): ... this.
14551 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
14552 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
14553 (stack probe pattern): Use cbranchsi4.
14555 * config/mips/predicates.md (mips_cstore_operator): New.
14556 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
14557 * config/mips/mips.md (any_cond): Delete.
14558 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
14560 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
14561 fixuns_truncsfdi2): Use cbranch patterns.
14562 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
14563 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
14564 Adjust call to mips_expand_conditional_branch.
14565 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
14567 * config/mips/mips-protos.h (mips_expand_conditional_branch,
14568 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
14569 * config/mips/mips.c (cmp_operands): Delete.
14570 (mips_emit_compare): Get comparison operands from *op0/*op1.
14571 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
14572 that it succeeds. Use op0/op1 instead of cmp_operands.
14573 (mips_expand_conditional_branch, mips_expand_conditional_move,
14574 mips_expand_conditional_trap): Likewise.
14575 (mips_block_move_loop): Use cbranch patterns.
14576 * config/mips/mips.h (cmp_operands): Delete.
14578 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
14579 (mmix_gen_compare_reg): Just return a register in the right CC mode.
14580 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
14581 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
14582 (*cmpcc_folded): Rename to...
14583 (*cmpdi_folded): this.
14584 (*cmpcc): Rename to...
14586 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
14589 (cbranchdf4): New. Handle invalid comparisons here.
14590 * config/mmix/predicates.md (float_comparison_operator): New.
14592 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
14593 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
14594 * config/mn10300/mn10300.md (tst): Delete.
14595 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
14596 Name these patterns and wrap RHS in a compare.
14597 (*cmpsi): Make this pattern private. Include tst.
14598 (*cmpsf): Make this pattern private.
14599 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
14600 (compare with zero peepholes): Likewise.
14602 (cbranchsi4, cbranchsf4): New.
14603 (casesi): Use cbranchsi4.
14605 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
14606 hppa_branch_type): Delete.
14607 (return_addr_rtx): Use cbranchsi4.
14608 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
14609 Emit CCFPmode comparison here.
14610 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
14611 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
14612 hppa_branch_type): Delete.
14613 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
14614 (movsicc, movdicc): Remove references to hppa_compare_op0,
14615 hppa_compare_op1 and compare_from_rtx.
14616 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
14617 (casesi): Use cbranchsi4.
14619 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
14620 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
14621 * config/pdp11/pdp11.md (register_or_const0_operand): New.
14622 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
14623 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
14625 (cbranchdf4, cbranchhi4, cbranchqi4): New.
14626 (*branch, *branch_inverted): New.
14628 * config/picochip/picochip.md (cbranchhi4): Use
14629 ordered_comparison_operator.
14630 (cmphi, bCC): Remove.
14632 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
14633 (trap_comparison_operator): Delete.
14634 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
14635 rs6000_emit_cbranch): Accept mode and operands.
14636 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
14637 rs6000_compare_fp_p): Delete.
14638 (rs6000_generate_compare): Accept mode and comparison. Extract code
14639 and op0/op1 from there. Replace references to rs6000_compare_op0
14640 and rs6000_compare_op1.
14641 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
14642 extract result from passed operands.
14643 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
14644 extract loc from passed operands.
14645 (rs6000_emit_cmove): Likewise.
14646 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
14647 rs6000_compare_fp_p): Delete.
14648 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
14649 (cbranch<GPR>4, cbranch<FP>4): New.
14650 (cstore<mode>4): New. Consolidate here all choices about when to use
14651 portable or specialized sCC sequences.
14652 (stack_protect_test): Use cbranchsi4.
14653 (conditional_trap): Replace with ctrap<GPR>4.
14654 (conditional trap insn): Replace trap_comparison_operator with
14655 ordered_comparison_operator.
14657 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
14658 (s390_emit_prologue): Use ctrap.
14659 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
14660 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
14661 New predicates replacing...
14662 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
14663 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
14664 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
14665 (add<mode>cc): Do not use s390_compare_op0/op1.
14666 (s<code>): Change to...
14667 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
14668 (seq): Change to...
14669 (cstorecc4): ... this. Handle EQ or NE equally.
14670 (*sne): Un-privatize for use in cstorecc4.
14671 (b<code>): Change to...
14672 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
14673 (conditional_trap): Replace with...
14674 (ctrap<GPR>4, ctrap<FP>4): ... these.
14675 (stack_protect): Use cbranchcc4.
14677 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
14678 * config/score/score-protos.h (score_gen_cmp): Delete.
14679 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
14680 (score_block_move-loop): Use cbranchsi4.
14681 * config/score/score.md (cbranchsi4): New.
14682 (cmpsi, bCC): Delete.
14683 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
14684 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14685 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
14686 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14687 * config/score/score3.h (score3_gen_cmp): Delete.
14688 * config/score/score7.h (score7_gen_cmp): Delete.
14690 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
14691 (sh_emit_scc_to_t): ... this. Return void.
14692 (from_compare): Rename to...
14693 (sh_emit_compare_and_branch): ... this.
14694 (sh_emit_compare_and_set): New.
14695 (sh_expand_t_scc): Accept operands.
14696 * config/sh/predicates.md (sh_float_comparison_operator): New.
14697 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
14698 (prepare_scc_operands): Rename to...
14699 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
14701 (sh_emit_cheap_store_flag): New.
14702 (sh_emit_set_t_insn): New.
14703 (from_compare): Rename to...
14704 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
14705 handling of TARGET_SH2E floating point to avoid recursive call.
14706 Generate branch here.
14707 (sh_emit_compare_and_set): New.
14708 (sh_expand_t_scc): Get op0/op1 from arguments.
14709 (sh_emit_cheap_store_flag): New.
14710 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
14712 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
14713 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
14714 (movsicc, movdicc): Do nothing when it recreated operands from
14715 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
14716 prepare_scc_operands (now sh_emit_scc_to_t).
14717 (udivdi3): Use cstoresi4.
14718 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
14719 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
14720 (cbranchint4_media, cbranchfp4_media): New.
14721 (casesi): Use cbranchdi4.
14722 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
14724 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
14725 (movnegt): Remove second operand.
14726 (cbranchsf4, cbranchdf4): New.
14727 (stack_protect): Use cbranchdi4/cbranchsi4.
14729 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
14730 (gen_compare_reg): Accept comparison, extract part of it to...
14731 (gen_compare_reg_1): ... this.
14732 (gen_compare_operator): Delete.
14733 (gen_v9_scc): Accept separate destination, comparison code and arms.
14734 Do not use sparc_compare_op0/sparc_compare_op1.
14735 (emit_scc_insn, emit_conditional_branch_insn): New.
14736 (emit_v9_brxx): Make static. Remove useless assertion.
14737 (sparc_emit_float_lib_cmp): Return RTL instead of calling
14739 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
14740 * config/sparc/sparc-protos.h (gen_compare_reg,
14741 sparc_emit_float_lib_cmp): Adjust prototype.
14742 (emit_scc_insn, emit_conditional_branch_insn): New.
14743 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
14744 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
14745 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
14746 iterators to the top.
14747 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
14748 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
14749 snedi_special_trunc): Delete.
14750 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
14751 and snedi_special_trunc.
14752 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
14753 cbranchdi4, cbranch<F:mode>4): New.
14754 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
14755 here. Use gen_compare_reg instead of gen_compare_operator.
14756 (conditional_trap): Replace with...
14757 (ctrapsi4, ctrapdi4): ... this.
14758 (stack_protect_test): Use cbranchcc4.
14760 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
14762 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
14763 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
14764 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
14765 from operands[0] or operands[3] depending on is_set.
14766 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
14767 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
14768 cmpdf, bCC), sCC: Remove.
14769 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
14770 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
14772 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
14773 spu_emit_branch_or_set.
14775 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
14777 * config/stormy16/stormy16.h (xstormy16_compare_op0,
14778 xstormy16_compare_op1): Delete.
14779 * config/stormy16/stormy16.c (xstormy16_compare_op0,
14780 xstormy16_compare_op1): Delete.
14781 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
14783 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
14784 (cmphi, cmpsi, bCC): Remove.
14786 * config/v850/v850.md (tstsi, cmpsi): Fold into...
14787 (*cmpsi): ... this one.
14788 (cbranchsi4, cstoresi4): New.
14789 (bCC expanders): Delete.
14790 (sCC insns): Fold into...
14791 (*setcc): ... this one.
14792 (casesi): Do not use gen_cmpsi and gen_bgtu.
14793 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
14794 (movsicc): Simplify.
14795 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
14797 * config/vax/vax-protos.h (cond_name): New.
14798 (vax_output_conditional_branch): Remove.
14799 * config/vax/vax.c (cond_name): New.
14800 (vax_output_conditional_branch): Remove.
14801 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
14802 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
14803 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
14804 (bit<VAXint>): Wrap source with (compare).
14805 (b<code> and following unnamed pattern): Rename to *branch and
14806 *branch_reversed. Change macroization to match_operator.
14807 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
14809 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
14810 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
14811 Change last argument to machine_mode.
14812 (xtensa_expand_scc): Add machine_mode argument.
14813 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
14814 (gen_conditional_move, xtensa_expand_conditional_branch,
14815 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
14816 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
14817 Adjust operand numbers.
14818 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
14820 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
14821 (cmpsi, cmpsf, b<code>, s<code>): Delete.
14822 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
14824 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14826 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14827 causes spurious differences between trunk and cond-optab branch.
14829 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14832 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
14834 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14836 * tree.c (iterative_hash_pointer): Delete.
14837 (iterative_hash_expr): Short-circuit handling of NULL pointer.
14838 Hash UIDs and versions of SSA names. Don't special-case built-in
14839 function declarations.
14841 2009-05-11 Ian Lance Taylor <iant@google.com>
14844 * graphite.c: Force -Wc++-compat to only be a warning before
14845 #including "cloog/cloog.h".
14847 2009-05-11 Martin Jambor <mjambor@suse.cz>
14849 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
14851 2009-05-11 Jan Hubicka <jh@suse.cz>
14853 * tree-ssa-loop-ivcanon.c: Include target.h
14854 (struct loop_size): new structure.
14855 (constant_after_peeling): New predicate.
14856 (tree_estimate_loop_size): New function.
14857 (estimated_unrolled_size): Rewrite for new estimates.
14858 (try_unroll_loop_completely): Use new estimates.
14859 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
14861 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14863 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
14864 libcpp interface change.
14865 (spu_macro_to_expand): Likewise.
14867 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
14869 PR tree-optimization/40026
14870 * gimplify.c (gimplify_init_constructor): Change initial conditional
14871 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
14872 optimize_compound_literals_in_ctor.
14874 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
14876 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
14878 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
14880 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
14882 * tree-vect-data-refs.c (vect_analyze_group_access): Use
14883 HOST_WIDE_INT for gap.
14885 2009-05-11 Ira Rosen <irar@il.ibm.com>
14887 PR tree-optimization/40074
14888 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
14889 account in group size and step comparison.
14891 2009-05-11 Richard Guenther <rguenther@suse.de>
14893 * passes.c (init_optimization_passes): Strip now incorrect comment.
14894 (execute_function_todo): Do not set PROP_alias.
14895 * tree-pass.h (PROP_alias): Remove.
14896 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
14897 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
14898 * tree-nrv.c (pass_return_slot): Likewise.
14899 * tree-object-size.c (pass_object_sizes): Likewise.
14900 * tree-ssa-dom.c (pass_dominator): Likewise.
14901 (pass_phi_only_cprop): Likewise.
14902 * tree-ssa-dse.c (pass_dse): Likewise.
14903 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
14904 (pass_cselim): Likewise.
14905 * tree-ssa-pre.c (pass_pre): Likewise.
14906 (pass_fre): Likewise.
14907 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
14908 * tree-ssa-sink.c (pass_sink_code): Likewise.
14909 * tree-stdarg.c (pass_stdarg): Likewise.
14910 * tree-tailcall.c (pass_tail_calls): Likewise.
14911 * tree-vrp.c (pass_vrp): Likewise.
14913 2009-05-10 Ian Lance Taylor <iant@google.com>
14915 * basic-block.h (enum profile_status): Break out of struct
14916 control_flow_graph.
14917 * cgraph.h (struct inline_summary): Break out of struct
14919 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
14920 of struct cgraph_order_sort.
14921 * combine.c (enum undo_kind): New enum, broken out of struct undo.
14922 * cse.c (struct branch_path): Break out of struct
14923 cse_basic_block_data.
14924 * except.h (enum eh_region_type): Break out of struct eh_region.
14925 * gcc.c (enum add_del): Break out of struct modify_target.
14926 * genrecog.c (enum decision_type): Break out of struct decision_test.
14927 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
14929 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
14930 * regmove.c (enum match_use): New enum, broken out of struct match.
14931 * sched-int.h (enum post_call_group): New enum, broken out of
14933 (struct deps_reg): Break out of struct deps.
14934 * target.h (struct asm_int_op): Break out of struct gcc_target.
14935 * tree-eh.c (struct goto_queue_node): Break out of struct
14937 * tree-inline.h (enum copy_body_cge_which): Break out of
14939 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
14941 * c-decl.c (in_struct, struct_types): New static variables.
14942 (pushtag): Add loc parameter. Change all callers.
14943 (lookup_tag): Add ploc parameter. Change all callers.
14944 (check_compound_literal_type): New function.
14945 (parser_xref_tag): Add loc parameter. Change all callers. If
14946 -Wc++-compat, warn about struct/union/enum types defined within a
14948 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
14949 and loc parameters. Change all callers. Change error calls to
14950 error_at, using loc. For a redefinition, if the location of the
14951 original definition is known, report it. Set in_struct and
14952 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
14953 (finish_struct): Add new parameters enclosing_in_struct and
14954 enclosing_struct_types. Change all callers. Set
14955 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
14956 in the struct. If in a struct, add this struct to struct_types.
14957 (start_enum): Add loc parameter. Change all callers. Use
14958 error_at for errors, using loc. For a redefinition, if the
14959 location of the original definition is known, report it. If in a
14960 struct, add this enum type to struct_types. If -Wc++-compat warn
14961 if in sizeof, typeof, or alignof.
14962 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
14963 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
14964 (c_parser_enum_specifier): Get enum location for start_enum.
14965 (c_parser_struct_or_union_specifier): Get struct location for
14966 start_struct. Save in_struct and struct_types status between
14967 start_struct and finish_struct.
14968 (c_parser_cast_expression): Get location of cast.
14969 (c_parser_alignof_expression): Get location of type.
14970 (c_parser_postfix_expression): Likewise.
14971 (c_parser_postfix_expression_after_paren_type): Add type_loc
14972 parameter. Change all callers. Call check_compound_literal_type.
14973 Use type_loc for error about variable size type.
14974 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
14975 of an enum constant from an enum type defined in a struct or union.
14976 (c_cast_expr): Add loc parameter. Change all callers. If
14977 -Wc++-compat, warn about defining a type in a cast.
14978 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
14979 (start_enum, start_struct, finish_struct): Update declarations.
14980 (parser_xref_tag, c_cast_expr): Update declarations.
14981 (check_compound_literal_type): Declare.
14983 2009-05-11 Ben Elliston <bje@au.ibm.com>
14985 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
14986 for recent libcpp interface change.
14987 (rs6000_macro_to_expand): Likewise.
14989 2009-05-10 Michael Matz <matz@suse.de>
14992 * config/arm/arm.c (require_pic_register): Emit on entry edge,
14993 not at entry of function.
14995 2009-05-10 Richard Guenther <rguenther@suse.de>
14997 PR tree-optimization/40081
14999 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15000 using the main variant of the element type. Do not fiddle with
15001 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15003 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15004 structs with volatile fields.
15006 2009-05-10 Jan Hubicka <jh@suse.cz>
15008 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15009 (estimate_move_cost): Assert that it does not get called for
15011 (estimate_num_insns): Skip VOID types in argument handling.
15012 (optimize_inline_calls): Delete unreachable blocks and verify that
15013 callgraph is valid.
15015 2009-05-10 Jan Hubicka <jh@suse.cz>
15017 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15018 * cgraph.c (cgraph_mark_address_taken_node): New function.
15019 (dump_cgraph_node): Dump new flag.
15020 * cgraph.h (struct cgraph_node): Add address_taken.
15021 (cgraph_mark_address_taken_node): New function.
15022 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15023 since new direct calls can be born.
15025 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15027 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15028 tok->val.node.node.
15030 2009-05-10 Jan Hubicka <jh@suse.cz>
15032 PR middle-end/40084
15033 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15035 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15036 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15037 * tree-inline.c (copy_bb): Set frequency correctly.
15038 (fold_marked_statements): Update call to
15039 cgraph_update_edges_for_call_stmt.
15041 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15043 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15044 identifiers in diagnostics.
15045 * config/arm/arm.c (arm_handle_fndecl_attribute,
15046 arm_handle_isr_attribute): Likewise.
15047 * config/avr/avr.c (avr_handle_progmem_attribute,
15048 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15049 * config/bfin/bfin.c (handle_int_attribute,
15050 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15051 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15052 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15054 * config/darwin.c (darwin_handle_kext_attribute,
15055 darwin_handle_weak_import_attribute): Likewise.
15056 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15057 h8300_handle_eightbit_data_attribute,
15058 h8300_handle_tiny_data_attribute): Likewise.
15059 * config/i386/i386.c (ix86_handle_cconv_attribute,
15060 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15061 * config/i386/winnt.c (ix86_handle_shared_attribute,
15062 ix86_handle_selectany_attribute): Likewise.
15063 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15064 * config/m32c/m32c.c (function_vector_handler): Likewise.
15065 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15066 m68hc11_handle_fntype_attribute): Likewise.
15067 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15068 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15069 * config/mips/mips.c (mips_insert_attributes,
15070 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15071 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15072 rs6000_handle_struct_attribute): Likewise.
15073 * config/sh/sh.c (sh_insert_attributes,
15074 sh_handle_resbank_handler_attribute,
15075 sh_handle_interrupt_handler_attribute,
15076 sh2a_handle_function_vector_handler_attribute,
15077 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15079 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15080 * config/spu/spu.c (spu_handle_fndecl_attribute,
15081 spu_handle_vector_attribute): Likewise.
15082 * config/stormy16/stormy16.c
15083 (xstormy16_handle_interrupt_attribute): Likewise.
15084 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15085 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15087 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15089 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15090 (pp_translate_identifiers): New.
15091 (pp_identifier): Only conditionally translate identifier to locale
15093 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15094 (pp_base_tree_identifier): Only conditionally translate identifier
15095 to locale character set.
15096 * c-pretty-print.c (M_): Define.
15097 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15098 fragments for conditional translation with M_.
15099 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15100 identifier translation.
15102 2009-05-10 Richard Guenther <rguenther@suse.de>
15104 PR tree-optimization/40081
15105 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15106 using the main variant of the element type. Do not fiddle with
15107 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15109 2009-05-09 Jan Hubicka <jh@suse.cz>
15111 PR middle-end/40080
15112 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15113 indirect calls; verify cgraph afterwards.
15115 2009-05-09 Jan Hubicka <jh@suse.cz>
15118 * ipa.c (update_inlined_to_pointer): New function.
15119 (cgraph_remove_unreachable_nodes): Use it.
15121 2009-05-09 Jan Hubicka <jh@suse.cz>
15123 * tree-eh.c (struct leh_state): Remove prev_try.
15124 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15125 not track prev_try.
15126 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15127 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15128 remove_eh_handler_and_replace, foreach_reachable_handler,
15129 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15130 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15131 (gen_eh_region_cleanup): Update prototype.
15133 2009-05-09 Jan Hubicka <jh@suse.cz>
15135 PR middle-end/40043
15136 * except.c (copy_eh_region): Always set prev_try.
15137 (redirect_eh_edge_to_label): Find outer try.
15138 (foreach_reachable_handler): When looking for prev try
15139 handle case where previous try is not going to be taken.
15141 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15143 PR tree-optimization/40049
15144 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15145 only vector/vector shifts, convert the type of the constant to the
15146 appropriate type to avoid building incorrect trees, which
15147 eventually have problems with garbage collection.
15149 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15151 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15152 -1 for complex floating-point types if honoring signed zeros.
15154 2009-05-08 Jan Hubicka <jh@suse.cz>
15156 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15157 argument; handle correctly when profile is absent.
15158 (build_cgraph_edges): Update.
15159 (rebuild_cgraph_edges): Update.
15160 * cgraph.c: Do not include varray.h.
15161 (cgraph_set_call_stmt_including_clones): New function.
15162 (cgraph_create_edge_including_clones): Likewise
15163 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15164 (cgraph_update_edges_for_call_stmt): Handle clones.
15165 (cgraph_remove_node): Handle clone tree.
15166 (cgraph_remove_node_and_inline_clones): New function.
15167 (dump_cgraph_node): Dump clone tree.
15168 (cgraph_clone_node): Handle clone tree.
15169 (clone_function_name): Bring here from tree-inline.c.
15170 (cgraph_create_virtual_clone): New function.
15171 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15172 (cgraph_clone_info): New function.
15173 (strut cgraph_node): Add clone_info and new clone tree pointers.
15174 (cgraph_remove_node_and_inline_clones,
15175 cgraph_set_call_stmt_including_clones,
15176 cgraph_create_edge_including_clones,
15177 cgraph_create_virtual_clone): Declare.
15178 (cgraph_function_versioning): Use VEC argument.
15179 (compute_call_stmt_bb_frequency): Update prototype.
15180 (cgraph_materialize_all_clones): New function.
15181 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15182 (ipcp_create_replace_map): Update to VECtors.
15183 (ipcp_update_callgraph): Use virtual clones.
15184 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15185 (ipcp_update_profiling): Do not update local profiling.
15186 (ipcp_insert_stage): Use VECtors and virtual clones.
15187 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15188 (clone_of_p): New function.
15189 (cgraph_preserve_function_body_p): Use clone tree.
15190 (cgraph_optimize): Materialize clones.
15191 (cgraph_function_versioning): Update for VECtors.
15192 (save_inline_function_body): Use clone tree.
15193 (cgraph_materialize_clone): New function.
15194 (cgraph_materialize_all_clones): Likewise.
15195 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15196 * ipa.c: Include gimple.h.
15197 (cgraph_remove_unreachable_nodes): Use clone tree.
15198 * ipa-prop.c (ipa_note_param_call): Update call to
15199 compute_call_stmt_bb_frequencycall.
15200 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15201 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15202 (copy_bb): Handle updating of clone tree; add new edge when new call
15204 (expand_call_inline): Be strict about every call having edge.
15205 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15206 (delete_unreachable_blocks_update_callgraph): New function.
15207 (tree_function_versioning): Use VECtors; always remove unreachable
15208 blocks and fold conditionals.
15209 * tree-inline.h: Do not include varray.h.
15210 (tree_function_versioning): Remove.
15211 * Makefile.in (GTFILES): Remove tree-inline.c
15212 * passes.c (do_per_function): Do only functions having body.
15213 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15216 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15217 Andrew Morrow <acm@google.com>
15220 * c-common.c (c_common_attribute_table): Permit deprecated
15221 attribute to take an optional argument.
15222 (handle_deprecated_attribute): If the optional argument to
15223 __attribute__((deprecated)) is not a string ignore the attribute
15224 and emit a warning.
15226 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15227 * c-typeck.c (build_component_ref): Likewise.
15228 (build_external_ref): Likewise.
15230 * toplev.c (warn_deprecated_use): Add an attribute argument.
15231 Emit the message associated with __attribute__((deprecated)).
15233 * toplev.h (warn_deprecated_use): Updated.
15235 * doc/extend.texi: Document new optional parameter to
15236 __attribute__((deprecated))
15238 2009-05-08 Michael Eager <eager@eagercon.com>
15240 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15241 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15243 2009-05-08 Richard Guenther <rguenther@suse.de>
15245 PR tree-optimization/40062
15246 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15247 Avoid exponential behavior.
15249 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15251 PR rtl-optimization/33928
15253 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15254 process_uses, build_single_def_use_links): New.
15255 (update_df): Update use_def_ref.
15256 (forward_propagate_into): Use get_def_for_use instead of use-def
15258 (fwprop_init): Call build_single_def_use_links and let it initialize
15260 (fwprop_done): Free use_def_ref.
15261 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15262 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15263 df_rd_simulate_one_insn): New.
15264 (df_rd_bb_local_compute_process_def): Update head comment.
15265 (df_chain_create_bb): Use the new RD simulation functions.
15266 * df.h (df_rd_simulate_artificial_defs_at_top,
15267 df_rd_simulate_one_insn): New.
15268 * opts.c (decode_options): Enable fwprop at -O1.
15269 * doc/invoke.texi (-fforward-propagate): Document this.
15271 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15274 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15275 and one complex operand specially.
15276 * tree-complex.c (some_nonzerop): Do not identify a real value as
15277 zero if flag_signed_zeros.
15279 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15281 PR rtl-optimization/33928
15282 * loop-invariant.c (record_use): Fix && vs. || mishap.
15284 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15286 PR rtl-optimization/33928
15287 * loop-invariant.c (struct use): Add addr_use_p.
15288 (struct def): Add n_addr_uses.
15289 (struct invariant): Add cheap_address.
15290 (create_new_invariant): Set cheap_address.
15291 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15292 (record_uses): Pass df_ref to record_use.
15293 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15296 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15298 * config/sh/sh.c: Do not include c-pragma.h.
15300 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15302 * config/spu/spu.c: Remove include of c-common.h.
15304 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15307 * c-common.h (mark_valid_location_for_stdc_pragma,
15308 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15309 clear_float_const_decimal64, float_const_decimal64_p): New.
15310 * c.opt (Wunsuffixed-float-constants): New.
15311 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15312 unsuffixed float constant, handle new warning.
15313 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15314 * c-decl.c (c_scope): New flag float_const_decimal64.
15315 (set_float_const_decimal64, clear_float_const_decimal64,
15316 float_const_decimal64_p): New.
15317 (push_scope): Set new flag.
15318 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15319 to use STDC pragmas.
15320 (c_parser_external_declaration): Ditto.
15321 (c_parser_compound_statement_nostart): Ditto.
15322 * c-pragma.c (valid_location_for_stdc_pragma,
15323 mark_valid_location_for_stdc_pragma,
15324 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15325 handle_pragma_float_const_decimal64): New.
15326 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15327 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15328 set_float_const_decimal64, clear_float_const_decimal64,
15329 float_const_decimal64_p): New dummy functions.
15330 * doc/extend.texi (Decimal Float): Remove statement that the
15331 pragma, and suffix for double constants, are not supported.
15332 * doc/invoke.texi (Warning Options): List new option.
15333 (-Wunsuffixed-float-constants): New.
15335 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15337 * config/i386/i386.c: Do not include c-common.h.
15339 2009-05-07 Mark Heffernan <meheff@google.com>
15341 * doc/invoke.texi (Debugging Options): Document change of debugging
15343 * opts.c (decode_options): Make dump_base_name relative to
15344 aux_base_name directory.
15346 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15348 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15349 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15351 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15353 * Makefile.in (install-plugin): Simplify a bit.
15355 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15357 * Makefile.in (OBJS-common): Add regcprop.o.
15359 * timevar.def (TV_CPROP_REGISTERS): New.
15360 * regrename.c (regrename_optimize): Return 0.
15361 (rest_of_handle_regrename): Delete.
15362 (pass_rename_registers): Point to regrename_optimize.
15363 (struct value_data_entry, struct value_data,
15364 kill_value_one_regno, kill_value_regno, kill_value,
15365 set_value_regno, init_value_data, kill_clobbered_value,
15366 kill_set_value, kill_autoinc_value, copy_value,
15367 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15368 replace_oldest_value_reg, replace_oldest_value_addr,
15369 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15370 debug_value_data, validate_value_data): Move...
15371 * regcprop.c: ... here.
15372 (rest_of_handle_cprop): Delete.
15373 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15375 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15377 PR middle-end/40057
15378 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15379 GEN_INT for 1 << bitnum.
15380 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15381 build_int_cst_type.
15383 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15385 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15386 Remove wrong description of "nand" operation.
15388 2009-05-06 Richard Guenther <rguenther@suse.de>
15389 Adam Nemet <anemet@caviumnetworks.com>
15391 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15392 comment. Add that if LHS is not a gimple register, then RHS1 has
15393 to be a single object (GIMPLE_SINGLE_RHS).
15395 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15397 * expr.c (get_def_for_expr): Move it up in the file.
15398 (store_field): When expanding a bit-field store, look at the
15399 defining gimple stmt for the masking conversion.
15401 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15403 PR middle-end/39986
15404 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15405 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15406 32-bit memcpy into long.
15408 2009-05-06 Jakub Jelinek <jakub@redhat.com>
15410 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
15411 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
15413 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
15414 instead of appending DW_OP_deref*.
15416 2009-05-06 Michael Matz <matz@suse.de>
15418 PR middle-end/40021
15419 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
15420 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
15422 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
15424 * Makefile.in (install-plugin): Fix srcdir handling.
15426 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
15428 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
15429 when processing for not_regs_needed bitmap.
15430 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
15431 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
15432 handling it for rhs.
15434 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15436 * config/i386/i386.md (unnamed inc/dec peephole): Use
15437 optimize_insn_for_size_p instead of optimize_size.
15438 * config/i386/predicates.md (incdec_operand): Likewise.
15439 (aligned_operand): Likewise.
15440 * config/i386/sse.md (divv8sf3): Likewise.
15441 (sqrtv8sf2): Likewise.
15443 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15445 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
15447 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
15449 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15451 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
15452 ssemodesuffixf2c with avxmodesuffixf2c.
15454 2009-05-06 Joseph Myers <joseph@codesourcery.com>
15457 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
15459 2009-05-05 Jakub Jelinek <jakub@redhat.com>
15461 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
15462 (struct tree_base): Adjust spacing for 8 bit boundaries.
15463 (struct tree_decl_common): Add decl_by_reference_flag bit.
15464 (DECL_BY_REFERENCE): Adjust.
15465 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
15466 print DECL_BY_REFERENCE bit.
15467 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
15468 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
15469 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
15470 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
15473 PR middle-end/39666
15474 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
15475 range of the type, but default label is missing, add it with one
15476 of the existing labels instead of adding a new label for it.
15478 2009-05-05 Joseph Myers <joseph@codesourcery.com>
15482 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
15484 * Makefile.in (enable_plugin, plugin_includedir): New.
15485 (install): Depend on install-plugin.
15486 (PLUGIN_HEADERS): New.
15487 (install-plugin): New.
15488 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
15490 2009-05-05 Richard Guenther <rguenther@suse.de>
15492 PR tree-optimization/40022
15493 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
15495 (phivn_valid_p): Fix tuplification error, simplify.
15496 (phiprop_insert_phi): Add dumps.
15497 (propagate_with_phi): Simplify.
15499 2009-05-05 Richard Guenther <rguenther@suse.de>
15501 PR middle-end/40023
15502 * builtins.c (gimplify_va_arg_expr): Properly build the address.
15504 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
15506 * tree.h (strip_float_extensions): Remove duplicate declaration.
15507 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
15508 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
15509 block_ultimate_origin): Rearrange the declarations line to match the
15510 comment that indicates the .c file which the functions are defined.
15511 (dwarf2out_*, set_decl_rtl): Add comment.
15512 (get_base_address): Adjust comment.
15513 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
15514 declarations line and add comment.
15515 (is_builtin_name): Add blank after function name, for clarity.
15517 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15519 * attribs.c (decl_attributes): Use %qE for identifiers in
15521 * cgraphunit.c (verify_cgraph_node): Translate function names to
15522 locale character set in diagnostics.
15523 * coverage.c (get_coverage_counts): Use %qE for identifiers in
15525 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
15526 Document that functions are named in UTF-8.
15527 * expr.c (expand_expr_real_1): Translate function names to locale
15528 character set in diagnostics.
15529 * gimplify.c (omp_notice_variable, omp_is_private,
15530 gimplify_scan_omp_clauses): Use %qE for identifiers in
15532 * langhooks.c (lhd_print_error_function): Translate function names
15533 to locale character set.
15534 * langhooks.h (decl_printable_name): Document that return value is
15535 in internal character set.
15536 * stmt.c: Include pretty-print.h
15537 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
15539 (resolve_operand_name_1): Translate named operand name to locale
15541 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
15543 * toplev.c (announce_function): Translate function names to locale
15545 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
15546 (default_tree_printer): Use pp_identifier or translate identifiers
15547 to locale character set. Mark "<anonymous>" for translation.
15548 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
15549 for identifiers in diagnostics.
15550 * tree.c (handle_dll_attribute): Use %qE for identifiers in
15552 * varasm.c (output_constructor): Use %qE for identifiers in
15555 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
15557 * configure.ac: use ` ` instead of $()
15558 * configure: Regenerate.
15560 2009-05-05 Ben Elliston <bje@au.ibm.com>
15562 * config/pa/linux-atomic.c: Eliminate conditional include of
15563 errno.h on non-LP64 systems to simplify build requirements.
15565 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15567 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
15569 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
15570 and pass value to identifier_to_locale.
15571 (warn_variable_length_array): Make name a tree.
15572 (grokdeclarator): Separate diagnostic texts for named and unnamed
15573 declarators. Use %qE for named declarators.
15574 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
15576 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
15577 identifiers in diagnostics.
15578 * c-typeck.c (push_member_name, start_init): Pass identifiers to
15579 identifier_to_locale. Mark "anonymous" strings for translation.
15581 2009-05-04 Michael Eager <eager@eagercon.com>
15583 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
15584 address for DImode/DFmode only if double-precision FP regs.
15586 2009-05-04 Michael Eager <eager@eagercon.com>
15588 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
15589 TARGET_SINGLE_FLOAT check.
15591 2009-05-04 Michael Eager <eager@eagercon.com>
15593 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
15595 2009-05-04 Michael Eager <eager@eagercon.com>
15597 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
15598 * config/rs6000/t-xilinx: New
15600 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
15602 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
15603 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
15604 * gcc/explow.c (memory_address): Use target hook.
15605 * gcc/targhooks.c (default_legitimize_address): New.
15606 * gcc/targhooks.h (default_legitimize_address): New.
15607 * gcc/target.h (legitimize_address): New.
15608 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
15609 (TARGET_INITIALIZER): Include it.
15610 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
15612 * config/bfin/bfin-protos.h (legitimize_address): Remove.
15613 * config/bfin/bfin.c (legitimize_address): Remove.
15614 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
15615 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
15617 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
15618 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
15620 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
15621 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
15622 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
15623 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
15624 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
15625 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
15626 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
15627 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
15628 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
15629 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
15630 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
15631 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
15632 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
15633 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
15634 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
15635 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
15636 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
15637 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
15638 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
15639 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
15640 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
15641 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
15642 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
15644 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
15645 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
15646 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
15647 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
15648 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
15649 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
15650 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
15651 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
15652 (thumb_legitimize_address): Delete.
15653 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
15654 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
15655 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
15656 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
15657 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
15658 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
15660 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
15663 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
15664 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
15665 * config/m32r/m32r.c (m32r_legitimize_address): New.
15666 * config/m68k/m68k.c (m68k_legitimize_address): New.
15667 * config/score/score.c (score_legitimize_address): Standardize.
15668 * config/score/score3.c (score3_legitimize_address): Standardize.
15669 * config/score/score3.h (score3_legitimize_address): Adjust.
15670 * config/score/score7.c (score7_legitimize_address): Standardize.
15671 * config/score/score7.h (score7_legitimize_address): Adjust.
15672 * config/sh/sh.c (sh_legitimize_address): New.
15673 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
15675 * gcc/config/s390/s390.c (legitimize_address): Rename to...
15676 (s390_legitimize_address): ... this.
15677 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
15678 (sparc_legitimize_address): ... this.
15679 * gcc/config/i386/i386.c (legitimize_address): Rename to...
15680 (ix86_legitimize_address): ... this.
15681 * gcc/config/avr/avr.c (legitimize_address): Rename to...
15682 (avr_legitimize_address): ... this.
15683 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
15684 (mn10300_legitimize_address): ... this.
15685 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
15686 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
15687 (alpha_expand_mov): Adjust call.
15689 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
15690 * config/spu/spu.c (spu_legitimize_address): Likewise.
15691 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
15692 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
15694 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15696 * intl.c (locale_encoding, locale_utf8): New.
15697 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
15698 * intl.h (locale_encoding, locale_utf8): Declare.
15699 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
15700 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
15702 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
15704 (pp_tree_identifier): Define to call pp_base_tree_identifier.
15705 (pp_base_tree_identifier): Declare as function.
15706 (identifier_to_locale): Declare.
15707 * Makefile.in (pretty-print.o): Update dependencies.
15708 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
15710 2009-05-04 Richard Guenther <rguenther@suse.de>
15712 PR middle-end/40015
15713 * builtins.c (fold_builtin_memory_op): Do not decay to element
15714 type if the size matches the whole array.
15716 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15718 * expmed.c (synth_mult): When trying out a shift, pass the result
15721 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15723 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
15724 (shiftsub1_cost): New.
15725 (init_expmed): Compute shiftsub1_cost.
15726 (synth_mult): Optimize multiplications by constants of the form
15727 -(2^^m-1) for some constant positive integer m.
15729 2009-05-03 Richard Guenther <rguenther@suse.de>
15732 * c-typeck.c (array_to_pointer_conversion): Do not built
15733 ADDR_EXPRs of arrays of pointer-to-element type.
15734 * c-gimplify.c (c_gimplify_expr): Revert change fixing
15735 up wrong ADDR_EXPRs after-the-fact.
15736 * c-common.c (strict_aliasing_warning): Strip pointer
15737 conversions for obtaining the original type.
15738 * builtins.c (fold_builtin_memset): Handle array types.
15739 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
15742 2009-05-03 Richard Guenther <rguenther@suse.de>
15744 PR middle-end/23329
15745 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
15746 Do not lose casts from array types with unknown extent to array
15747 types with known extent.
15748 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
15749 alias set compatibility.
15751 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
15753 * flags.h (extra_warnings): Delete.
15754 * toplev.c (process_options): Handle Wuninitialized here.
15755 * opts.c (extra_warnings): Delete.
15756 (set_Wextra): Delete.
15757 (common_handle_option): -Wextra can be handled automatically.
15758 * c-opts.c (c_common_handle_option): Delete obsolete code.
15759 (c_common_post_options): Simplify comment.
15760 * common.opt (W): Add Var.
15762 (Wuninitialized): Initialize to -1.
15764 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
15765 Richard Guenther <rguenther@suse.de>
15767 * expr.c (get_def_for_expr): New function.
15768 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
15769 SSA rather than trees.
15770 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
15771 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
15773 2009-05-03 Joseph Myers <joseph@codesourcery.com>
15775 * c-common.c (reswords): Add _Imaginary.
15776 * c-common.c (enum rid): Add RID_IMAGINARY.
15778 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
15780 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
15781 Patch by Richard Guenther.
15783 2009-05-03 Anatoly Sokolov <aesok@post.ru>
15785 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
15786 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
15787 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
15788 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
15789 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
15790 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
15791 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
15792 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
15793 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
15794 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
15795 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
15796 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
15797 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
15798 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
15799 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
15800 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
15801 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
15802 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
15804 2009-05-02 Richard Guenther <rguenther@suse.de>
15806 PR tree-optimization/39940
15807 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
15810 2009-05-02 Richard Guenther <rguenther@suse.de>
15812 PR middle-end/40001
15813 * tree-ssa.c (execute_update_addresses_taken): Properly check
15814 if we can mark a variable DECL_GIMPLE_REG_P.
15815 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
15816 back to the end of the function.
15817 (is_gimple_reg_type): Remove complex type special casing.
15818 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
15821 2009-05-02 Ben Elliston <bje@au.ibm.com>
15823 * doc/collect2.texi (Collect2): Document search path behaviour
15824 when configured with --with-ld.
15826 2009-05-02 Jan Hubicka <jh@suse.cz>
15828 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
15829 parameter; update callers.
15830 (coalesce_cost_edge): EH edges are costier because they needs
15831 splitting even if not critical and even more costier when there are
15832 multiple EH predecestors.
15834 2009-05-02 Jan Hubicka <jh@suse.cz>
15836 * except.c (remove_eh_handler_and_replace): Handle updating after
15837 removing TRY blocks.
15839 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
15841 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
15843 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
15845 * varasm.c: Do not include c-pragma.h.
15846 * attribs.c: Do not incude c-common.h.
15848 2009-05-01 Michael Matz <matz@suse.de>
15850 * calls.c (initialize_argument_information): Handle SSA names like
15851 decls with a non MEM_P DECL_RTL.
15853 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15855 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
15856 * ipa-utils.c: Likewise.
15857 * ipa-type-escape.c: Likewise.
15858 * cgraphunit.c Do not include c-common.h.
15859 * ipa-pure-const.c: Likewise.
15860 * tree-if-conv.c: Likewise.
15861 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
15862 * ipa-struct-reorg.c: Likewise.
15863 * tree-nomudflap.c: Likewise.
15864 * tree-ssa-structalias.c: Likewise.
15866 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15868 * store-motion.c: Many cleanups to make this pass a first-class
15869 citizen instead of an appendix to gcse load motion. Add TODO list
15870 to make this pass faster/cleaner/better.
15872 (struct ls_expr): Post gcse.c-split cleanups.
15873 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
15874 "stores" field to "avail_stores".
15875 (pre_ldst_mems): Rename to store_motion_mems.
15876 (pre_ldst_table): Rename to store_motion_mems_table.
15877 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
15878 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
15879 (ldst_entry): Rename to st_expr_entry, update users.
15880 (free_ldst_entry): Rename to free_st_expr_entry, update users.
15881 (free_ldst_mems): Rename to free_store_motion_mems, update users.
15882 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
15884 (first_ls_expr): Rename to first_st_expr, update users.
15885 (next_ls_expr): Rename to next_st_expr, update users.
15886 (print_ldst_list): Rename to print_store_motion_mems. Print names of
15887 fields properly for store motion instead of names inherited from load
15889 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
15890 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
15893 (ae_kill): Rename to st_kill, update users.
15894 (ae_gen): Rename to st_avloc, update users.
15895 (transp): Rename to st_transp, update users.
15896 (pre_insert_map): Rename to st_insert_map, update users.
15897 (pre_delete_map): Rename to st_delete_map, update users.
15898 (insert_store, build_store_vectors, free_store_memory,
15899 one_store_motion_pass): Update for abovementioned changes.
15901 (gcse_subst_count, gcse_create_count): Remove.
15902 (one_store_motion_pass): New statistics counters "n_stores_deleted"
15903 and "n_stores_created", local variables.
15905 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
15908 (regvec, compute_store_table_current_insn): Remove.
15909 (reg_set_info, reg_clear_last_set): Remove.
15910 (compute_store_table): Use DF caches instead of local dataflow
15913 2009-05-01 Joseph Myers <joseph@codesourcery.com>
15915 * c-objc-common.c (c_tree_printer): Print identifiers with
15916 pp_identifier, not pp_string. Mark "({anonymous})" for
15918 * c-pretty-print.c (pp_c_ws_string): New.
15919 (pp_c_cv_qualifier, pp_c_type_specifier,
15920 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
15921 pp_c_storage_class_specifier, pp_c_function_specifier,
15922 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
15923 pp_c_primary_expression, pp_c_postfix_expression,
15924 pp_c_unary_expression, pp_c_shift_expression,
15925 pp_c_relational_expression, pp_c_equality_expression,
15926 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
15927 use pp_string and pp_c_ws_string in place of pp_identifier and
15928 pp_c_identifier for non-identifiers. Mark English strings for
15930 * c-pretty-print.h (pp_c_ws_string): Declare.
15932 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
15933 Roland McGrath <roland@redhat.com>
15935 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
15936 (ENABLE_LD_BUILDID): New configuration option.
15937 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
15938 (LINK_BUILDID_SPEC): New macro.
15939 (init_spec): If defined, prepend it between LINK_EH_SPEC and
15941 * doc/install.texi: Document --enable-linker-build-id option.
15942 * configure: Rebuild.
15943 * config.in: Rebuild.
15945 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
15947 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
15948 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
15949 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
15950 MIPS_GP_SAVE_AREA_SIZE.
15951 * config/mips/mips.c (struct mips_frame_info): Update comment
15952 before arg_pointer_offset and hard_frame_pointer_offset.
15953 (mips_compute_frame_info): Update diagram before function: to
15954 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
15955 indicate the position of frame_pointer_rtx with -fstack-protector and
15956 to show args_size. Don't allocate cprestore area for leaf functions
15957 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
15959 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
15961 2009-04-30 Michael Matz <matz@suse.de>
15963 PR tree-optimization/39955
15964 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
15966 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
15968 * ira.c (setup_cover_and_important_classes): Use safe macro
15969 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
15971 * genpreds.c (write_tm_preds_h): Output suitable definition of
15972 REG_CLASS_FOR_CONSTRAINT.
15974 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
15976 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
15978 * bitmap.c (bitmap_descriptor): Likewise.
15979 * ggc-common.c (loc_descriptor): Likewise.
15980 * varray.c (varray_descriptor): Likewise.
15981 * vec.c (vec_descriptor): Likewise.
15983 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
15985 * Makefile.in (dce.o): Add $(EXCEPT_H).
15986 * dce.c: Include except.h and delete redundant vector definitions.
15987 (deletable_insn_p): Return false for non-call insns that can throw
15990 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
15992 * gcse.c (ae_gen): Remove.
15993 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
15994 and make non-static function to make it available in store-motion.c.
15995 Update call sites with search-and-replace.
15996 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
15997 extract_mentioned_regs, extract_mentioned_regs_helper,
15998 find_moveable_store, compute_store_table, load_kills_store, find_loads,
15999 store_killed_in_insn, store_killed_after, store_killed_before,
16000 build_store_vectors, insert_insn_start_basic_block, insert-store,
16001 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16002 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16003 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16004 * store-motion.c: ...new file. Also copy data structures from gcse.c
16005 and clean up to remove parts not used by store motion.
16006 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16007 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16009 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16012 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16013 when optimizing for size.
16015 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16017 * gcse.c (gcse_constant_p): Fix typo in last change.
16019 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16021 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16023 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16025 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16027 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16029 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16030 CONST_HIGH_PART result.
16032 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16034 * config/avr/avr.c (initial_elimination_offset): Rename to
16035 avr_initial_elimination_offset.
16036 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16037 change return type to bool.
16038 (avr_can_eliminate): New function.
16039 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16040 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16041 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16042 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16043 avr_initial_elimination_offset.
16044 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16045 (avr_initial_elimination_offset): Define.
16047 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16048 Steven Bosscher <steven@gcc.gnu.org>
16050 PR rtl-optimization/39938
16051 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16052 * cfgrtl.c: Include insn-attr.h.
16053 (rest_of_pass_free_cfg): New function.
16054 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16055 * resource.c (init_resource_info): Remove call to df_analyze.
16057 2009-04-29 Richard Guenther <rguenther@suse.de>
16060 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16061 allow conversion to signed integers.
16063 2009-04-29 Richard Guenther <rguenther@suse.de>
16065 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16066 shifts of floating point vectors if the shift amount is
16067 a constant multiple of the element size.
16069 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16070 Michael Matz <matz@suse.de>
16072 PR middle-end/39927
16074 * tree-outof-ssa.c (emit_partition_copy): New function.
16075 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16076 insert_part_to_rtx_on_edge): Perform the partition base var
16077 copy using emit_partition_copy.
16078 (insert_value_copy_on_edge): Convert constants to the right mode.
16079 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16080 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16082 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16084 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16085 scan backwards to try to find a constant to initialize it.
16087 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16088 insn before the loop_end instruction, don't look past labels.
16090 2009-04-29 Richard Guenther <rguenther@suse.de>
16092 PR middle-end/39937
16093 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16094 loose type conversions.
16095 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16096 stmts only if there are no uses of its definition.
16098 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16100 * config/bfin/bfin.h (splitting_loops): Declare.
16101 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16102 Reorder bit definitions to be ascending.
16103 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16104 * config/bfin/bfin.c (splitting_loops): New variable.
16105 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16106 (struct loop_info): Remove members INIT and LOOP_INIT.
16107 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16108 the LSETUP sequence. Allow LC to be loaded from any register, but
16109 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16110 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16112 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16113 of reload_completed.
16116 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16118 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16120 * Makefile.in (PLUGIN_VERSION_H): New.
16121 (OBJS-common): Remove plugin-version.o.
16122 (plugin.o): Depend on (PLUGIN_VERSION_H).
16123 (plugin-version.o): Remove.
16124 * configure: Regenerate
16125 * configure.ac: Create plugin-version.h.
16126 * gcc-plugin.h (plugin_gcc_version): Remove.
16127 (plugin_default_version_check): Change signature.
16128 * plugin-version.c: Remove.
16129 * plugin.c: Include plugin-version.h.
16130 (str_plugin_gcc_version_name): Remove.
16131 (try_init_one_plugin): Pass gcc version to plugin_init.
16132 (plugin_default_version_check): Both gcc and plugin versions are now
16135 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16137 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16138 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16139 Remove special case testing for last insn of inner loops. Don't fail
16140 if the loop ends with a jump, emit an extra nop instead.
16142 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16143 DREGS rather than comparing directly. Remove code that tries to
16144 account for latencies.
16146 2009-04-29 Richard Guenther <rguenther@suse.de>
16148 PR tree-optimization/39941
16149 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16150 eliminating an indirect call.
16152 2009-04-29 Richard Guenther <rguenther@suse.de>
16154 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16155 parameter. Allow invariants as base if !require_lvalue.
16156 (verify_gimple_assign_single): Adjust.
16158 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16160 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16161 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16162 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16163 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16164 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16166 * config/bfin/bfin.c (bfin_expand_builtin,
16167 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16169 2009-04-28 Richard Guenther <rguenther@suse.de>
16171 * tree-vect-loop.c (get_initial_def_for_induction): Use
16172 correct types for pointer increment.
16174 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16176 * toplev.c (print_version): Update GMP version string calculation.
16178 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16180 PR rtl-optimization/39938
16181 * resource.c (init_resource_info): Add call to df_analyze.
16183 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16185 * config/alpha/alpha.md (usegp): Cast the result of
16186 alpha_find_lo_sum_using_gp to enum attr_usegp.
16187 * config/alpha/alpha.c (override_options): Remove end-of-structure
16188 marker element from cpu_table. Use array size of cpu_table to handle
16189 -mcpu and -mtune options.
16190 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16192 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16194 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16195 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16196 tune_32 and tune_64.
16197 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16198 support on PowerPC.
16199 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16200 * config/rs6000/option-defaults.h: ... here. New file.
16201 (OPT_64, OPT_32): Define.
16202 (MASK_64BIT): Define to 0 if not already defined.
16203 (OPT_ARCH64, OPT_ARCH32): Define.
16204 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16207 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16209 * config/arm/arm.c (arm_override_options): Emit error on using
16212 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16214 PR rtl-optimization/39914
16215 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16216 registers for allocnos created from user-defined variables only
16217 when not optimizing.
16219 2009-04-28 Richard Guenther <rguenther@suse.de>
16221 PR middle-end/39937
16222 * fold-const.c (fold_binary): Use distribute_real_division only
16225 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16227 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16228 add hpux-stdint.h to tm_file.
16229 (hppa[12]*-*-hpux11*): Ditto.
16230 (ia64*-*-hpux*): Ditto.
16231 * config/hpux-stdint.h: New.
16232 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16233 __STDC_EXT__ for all compiles.
16234 * config/pa/pa-hpux.h: Ditto.
16235 * config/pa/pa-hpux10.h: Ditto.
16236 * config/pa/pa-hpux11.h: Ditto.
16238 2009-04-28 Catherine Moore <clm@codesourcery.com>
16240 * debug.h (set_name): Add comment.
16242 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16245 * config/darwin.c (machopic_gen_offset): Check
16246 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16247 * config/arm/arm.c (require_pic_register): Likewise.
16249 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16251 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16252 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16253 m32c_promote_prototypes): Delete.
16255 2009-04-28 Michael Matz <matz@suse.de>
16257 PR middle-end/39922
16258 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16261 2009-04-28 Richard Guenther <rguenther@suse.de>
16263 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16265 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16267 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16268 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16269 * config/arm/arm-tune.md: Regenerate.
16271 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16273 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16274 block if there are complex incoming edges.
16275 (sel_merge_blocks): Remove useless assert.
16276 (sel_redirect_edge_and_branch): Check that edge was redirected.
16277 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16278 (sel_find_rgns): Delete declaration.
16279 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16280 the region when it is not a preheader.
16282 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16285 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16287 2009-04-28 Richard Guenther <rguenther@suse.de>
16289 * tree.h (SSA_NAME_VALUE): Remove.
16290 (struct tree_ssa_name): Remove value_handle member.
16291 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16292 array for jump threading.
16293 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16295 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16296 * tree-flow.h (threadedge_initialize_values): Declare.
16297 (threadedge_finalize_values): Likewise.
16298 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16299 (SSA_NAME_VALUE): Define.
16300 (threadedge_initialize_values): New function.
16301 (threadedge_finalize_values): Likewise.
16302 * tree-ssa-dom.c (ssa_name_values): New global variable.
16303 (SSA_NAME_VALUE): Define.
16304 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16306 2009-04-28 Ira Rosen <irar@il.ibm.com>
16308 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16309 Use REPORT_VECTORIZED_LOCATIONS instead
16310 REPORT_VECTORIZED_LOOPS.
16311 * tree-vectorizer.c (vect_verbosity_level): Make static.
16312 (vect_loop_location): Rename to vect_location.
16313 (vect_set_verbosity_level): Update comment.
16314 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16316 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16317 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16318 instead REPORT_UNVECTORIZED_LOOPS.
16319 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16320 and vect_loop_def to vect_external_def and vect_internal_def.
16321 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16322 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16323 REPORT_UNVECTORIZED_LOCATIONS.
16324 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16325 and vect_used_in_loop and to vect_unused_in_scope and
16326 vect_used_in_scope.
16327 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16328 (vect_verbosity_level): Remove declaration.
16329 (vect_analyze_operations): Likewise.
16330 (vect_analyze_stmt): Declare.
16331 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16332 REPORT_UNVECTORIZED_LOCATIONS.
16333 (vect_get_loop_niters): Fix indentation.
16334 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16335 (vect_analyze_loop_operations): New function.
16336 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16337 vect_analyze_operations.
16338 (vect_is_simple_reduction): Use new names.
16339 (vectorizable_live_operation, vect_transform_loop): Likewise.
16340 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16341 to specify whether the data references can be a part of interleaving
16343 (vect_analyze_data_ref_dependence): Use new names.
16344 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16345 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16346 * tree-vect-patterns.c (widened_name_p): Use new names.
16347 (vect_recog_dot_prod_pattern): Likewise.
16348 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16349 (process_use, vect_mark_stmts_to_be_vectorized,
16350 vect_model_simple_cost, vect_model_store_cost,
16351 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16352 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16353 vectorizable_operation, vectorizable_type_demotion,
16354 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16355 vectorizable_condition): Likewise.
16356 (vect_analyze_operations): Split into vect_analyze_loop_operations
16358 (vect_analyze_stmt): ... new function.
16359 (new_stmt_vec_info): Use new names.
16360 (vect_is_simple_use): Use new names and fix comment.
16361 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16362 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16364 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16367 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16368 and integer modes for x87 operands. Do not ICE for unsupported size,
16369 generate error instead. Generate error for unsupported operand types.
16370 ['z']: Do not handle HImode memory operands specially. Warning
16371 for floating-point operands. Fallthru to 'Z' for unsupported operand
16372 types. Do not ICE for unsupported size, generate error instead.
16373 (output_387_binary_op): Use %Z to output operands.
16374 (output_fp_compare): Ditto.
16375 (output_387_reg_move): Ditto.
16377 2009-04-28 Ben Elliston <bje@au.ibm.com>
16382 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16384 * builtins.c (c_strlen): Do not warn here.
16385 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16386 * c-common.c (pointer_int_sum): Take an explicit location.
16387 Warn about offsets out of bounds.
16388 * c-common.h (pointer_int_sum): Adjust declaration.
16390 2009-04-27 Ian Lance Taylor <iant@google.com>
16392 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16394 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16395 * df-core.c (df_set_flags): Change return type to int. Change
16396 type of old_flags to int.
16397 (df_clear_flags): Likewise.
16398 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16399 (df_get_conditional_uses): Likewise.
16400 * df.h (df_set_flags, df_clear_flags): Update declarations.
16401 * dwarf2out.c (struct indirect_string_node): Change type of form
16402 field to enum dwarf_form.
16403 (AT_string_form): Change return type to enum dwarf_form.
16404 * fixed-value.c (fixed_compare): Add cast to enum type.
16405 * fwprop.c (update_df): Change 0 to VOIDmode.
16406 * gensupport.c: Change 0 to UNKNOWN.
16407 * gimple.h (gimple_cond_code): Add cast to enum type.
16408 * haifa-sched.c (reemit_notes): Add cast to enum type.
16409 * hooks.c (hook_int_void_no_regs): Remove function.
16410 * hooks.h (hook_int_void_no_regs): Remove declaration.
16411 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
16412 * predict.c (combine_predictions_for_insn): Add casts to enum type.
16413 * real.c (real_arithmetic): Add cast to enum type.
16414 (real_compare): Likewise.
16415 * target.h (struct gcc_target): Change return type of
16416 branch_target_register_class to enum reg_class.
16417 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
16418 default_branch_target_register_class.
16419 * targhooks.c (default_branch_target_register_class): New function.
16420 * targhooks.h (default_branch_target_register_class): Declare.
16421 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
16422 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
16424 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
16426 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
16427 vect_uninitialized_def. Change 0 to ERROR_MARK.
16428 * tree-vect-stmts.c (supportable_widening_operation): Don't
16429 initialize icode1 and icode2.
16430 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
16431 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
16433 (cmn_err_flag_specs): Change 0 to STD_C89.
16434 (cmn_err_char_table): Likewise.
16435 * config/arm/arm.c (get_arm_condition_code): Change type of code
16436 to enum arm_cond_code.
16437 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
16438 (IWMMXT_BUILTIN2): Likewise.
16439 (neon_builtin_type_bits): Don't define typedef.
16440 (neon_builtin_datum): Change type of bits field to int.
16441 (arm_expand_neon_args): Add cast to enum type.
16442 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
16444 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
16445 casts to enum type.
16446 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
16448 * config/mips/mips.md (jal_macro): Return enum constant.
16449 (single_insn): Likewise.
16450 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
16452 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16453 casts to enum type.
16454 * config/s390/s390.c (s390_tune_flags): Change type to int.
16455 (s390_arch_flags): Likewise.
16456 (s390_handle_arch_option): Change flags field of struct pta to int.
16457 * config/s390/s390.h (s390_tune_flags): Update declaration.
16458 (s390_arch_flags): Likewise.
16459 * config/sh/sh.c (prepare_move_operands): Compare
16460 tls_symbolic_operand result with enum constant.
16461 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
16462 (sh_expand_prologue): Add cast to enum type.
16463 (sh_expand_epilogue): Likewise.
16464 (tls_symbolic_operand): Change return type to enum tls_model.
16465 (fpscr_set_from_mem): Add cast to enum type.
16466 (legitimize_pic_address): Compare tls_symbolic_operand result with
16468 (sh_target_reg_class): Change return type to enum reg_class.
16469 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
16471 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
16472 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
16473 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
16474 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
16475 (delayed_branch, tls_call_delay): Likewise.
16476 (eligible_for_sibcall_delay): Likewise.
16477 (eligible_for_return_delay): Likewise.
16478 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
16479 (spu_expand_builtin_1): Likewise.
16481 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
16482 for all types of conversions.
16483 (output_init_element): Issue -Wc++-compat warning if needed when
16484 initializing a bitfield with enum type.
16485 * c-parser.c (c_parser_expression): Set original_type to
16486 original_type of right hand operand of comma operator.
16488 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16490 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
16492 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
16493 * doc/cpp.texi (Standard Predefined Macros)
16494 (Implementation-defined behavior): Likewise.
16495 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
16496 * doc/gimple.texi (GIMPLE Exception Handling)
16497 (@code{GIMPLE_ASSIGN}): Likewise.
16498 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
16499 * doc/invoke.texi (Warning Options, Optimize Options)
16500 (AVR Options, Darwin Options): Likewise.
16501 (Optimize Options): Reformulate -fwhole-program description.
16502 * doc/loop.texi (Lambda): Likewise.
16503 * doc/md.texi (Output Template, Define Constraints)
16504 (Standard Names, Insn Splitting): Likewise.
16505 * doc/options.texi (Option properties): Likewise.
16506 * doc/passes.texi (Tree-SSA passes): Likewise.
16507 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
16508 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
16509 (File Names and DBX): Likewise.
16510 * doc/trouble.texi (Incompatibilities): Likewise.
16512 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16514 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
16515 instruction is correct.
16517 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16519 Allow non-constant arguments to conversion intrinsics.
16520 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
16521 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
16522 * spu.c (print_operand): Handle 'v' and 'w'.
16523 (exp2_immediate_p, spu_gen_exp2): Define.
16524 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
16525 spu_convtf_1): Update parameter descriptions.
16526 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
16527 * constraints.md ('v', 'w'): New.
16528 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
16530 (i2f, I2F): New define_mode_attr.
16531 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
16532 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
16533 fixuns_truncv4sfv4si2): Update to use mode attribute.
16534 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
16535 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
16536 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
16537 patterns for combine.
16539 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
16541 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
16542 (cprop, hoist, pre, store_motion): New debug counters.
16543 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
16544 is not an RTL pass anymore.
16545 (pass_profiling): Remove extern decl for pass removed in 2005.
16546 (pass_gcse, pass_jump_bypass): Remove.
16547 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
16548 to 0 for clean state.
16549 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
16550 * cse.c (gate_handle_cse_after_global_opts,
16551 rest_of_handle_cse_after_global_opts): New functions.
16552 (pass_cse_after_global_opts): New pass, does local CSE.
16553 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
16554 (TV_CPROP): New timevar.
16555 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
16556 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
16557 (gcse_main, recompute_all_luids): Remove.
16558 (compute_hash_table_work): Call max_reg_num instead of reading
16560 (cprop_jump): Don't set run_jump_opt_after_gcse.
16561 (constprop_register): Always allow to alter jumps.
16562 (cprop_insn): Likewise.
16563 (do_local_cprop): Likewise.
16564 (local_cprop_pass): Likewise. Return non-zero if something changed.
16565 (cprop): Remove function, fold interesting bits into one_cprop_pass.
16566 (find_implicit_sets): Add note about missed optimization opportunity.
16567 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
16568 pass_rtl_cprop execute function.
16569 Don't bother tracking the pass number, each pass gets its own dumpfile
16571 Always allow to alter jumpsand bypass jumps.
16572 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
16573 will just find no suitable set.
16574 (pre_edge_insert): Fix dumping, this function is for PRE only.
16575 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
16576 pass_rtl_pre execute function.
16577 (hoist_code): Return non-zero if something changed. Keep track of
16578 substitutions and insertions for statistics gathering similar to PRE.
16579 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
16580 called from the pass_rtl_hoist execute function. Show pass statistics.
16581 (compute_store_table): Use max_reg_num directly instead of using the
16582 formerly global max_gcse_regno.
16583 (build_store_vectors): Likewise.
16584 (replace_store_insn): Fix dumping.
16585 (store_motion): Rename to ...
16586 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
16587 pass, called from the pass_rtl_store_motion execute function. Keep
16588 track of substitutions and insertions for statistics gathering similar
16590 (bypass_jumps): Remove, fold interesting bits into ...
16591 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
16592 from the pass_rtl_cprop execute function.
16593 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
16594 pass_jump_bypass): Remove.
16595 (gate_handle_gcse, rest_of_handle_gcse): Remove.
16596 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
16597 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
16598 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
16599 (gate_rtl_store_motion, execute_rtl_store_motion,
16600 pass_rtl_store_motion): New.
16601 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
16602 make it clear that -fcse-skip-blocks is a no-op for backward compat.
16603 * passes.c (init_optimization_passes): Remove pass_gcse and
16604 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
16605 and cse_after_global_opts in place of pass_gcse. Schedule cprop
16606 instead of pass_jump_bypass.
16608 2009-04-27 Richard Guenther <rguenther@suse.de>
16610 PR middle-end/39928
16611 * gimplify.c (gimplify_expr): If we are required to create
16612 a temporary make sure it ends up as register.
16614 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
16617 * config/i386/i386.c (construct_container): Don't call
16618 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
16619 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
16621 2009-04-27 Michael Matz <matz@suse.de>
16623 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
16624 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
16625 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
16626 (dump_replaceable_exprs): Take a bitmap.
16627 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
16629 (expand_gimple_basic_block): Likewise.
16630 * tree-ssa-ter.c (struct temp_expr_table_d): Make
16631 replaceable_expressions member a bitmap.
16632 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
16633 (mark_replaceable): Likewise.
16634 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
16635 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
16637 2009-04-27 Richard Guenther <rguenther@suse.de>
16639 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
16640 (verify_stmts): Dispatch to gimple/type verification code.
16641 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
16642 issue with call argument types.
16644 2009-04-27 Michael Matz <matz@suse.de>
16646 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
16647 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
16650 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
16651 Eric Botcazou <ebotcazou@adacore.com>
16653 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
16654 a label's basic block.
16655 (mark_target_live_regs): Tidy and rework obsolete comments.
16656 Change back DF problem to LIVE. If a label starts a basic block,
16657 assume that all registers that used to be live then still are.
16658 (init_resource_info): If a label starts a basic block, set its
16659 BLOCK_FOR_INSN accordingly.
16660 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
16662 2009-04-27 Richard Guenther <rguenther@suse.de>
16664 * tree-flow-inline.h (function_ann): Remove.
16665 (get_function_ann): Likewise.
16666 * tree-dfa.c (create_function_ann): Remove.
16667 * tree-flow.h (struct static_var_ann_d): Remove.
16668 (struct function_ann_d): Likewise.
16669 (union tree_ann_d): Remove fdecl member.
16670 (function_ann_t): Remove.
16671 (function_ann, get_function_ann, create_function_ann): Remove
16674 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
16676 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
16678 2009-04-27 Jan Hubicka <jh@suse.cz>
16680 * ipa-pure-const.c (struct funct_state_d): New fields
16681 state_previously_known, looping_previously_known; remove
16682 state_set_in_source.
16683 (analyze_function): Use new fields.
16684 (propagate): Avoid assumption that state_set_in_source imply
16687 * tree-ssa-loop-niter.c (finite_loop_p): New function.
16688 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
16689 * cfgloop.h (finite_loop_p): Declare.
16691 2009-04-26 Michael Matz <matz@suse.de>
16693 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
16695 2009-04-26 Michael Matz <matz@suse.de>
16697 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
16698 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
16699 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
16700 pass_mark_used_blocks): Remove.
16701 * tree-optimize.c (pass_free_datastructures,
16702 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
16703 * passes.c (init_optimization_passes): Don't call
16704 pass_mark_used_blocks, remove dead code.
16706 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
16708 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
16709 * tree-ssa-live.h (register_ssa_partition): Likewise.
16711 2009-04-26 Michael Matz <matz@suse.de>
16714 * builtins.c (fold_builtin_next_arg): Handle SSA names.
16715 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
16716 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
16718 (compare_pairs): Swap cost comparison.
16719 (coalesce_ssa_name): Don't use change_partition_var.
16720 * tree-nrv.c (struct nrv_data): Add modified member.
16721 (finalize_nrv_r): Set it.
16722 (tree_nrv): Use it to update statements.
16723 (pass_nrv): Require PROP_ssa.
16724 * tree-mudflap.c (mf_decl_cache_locals,
16725 mf_build_check_statement_for): Use make_rename_temp.
16726 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
16727 * alias.c (find_base_decl): Handle SSA names.
16728 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
16729 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
16730 * rtl.h (set_reg_attrs_for_parm): Declare.
16731 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
16732 to "optimized", remove unused locals at finish.
16733 (execute_free_datastructures): Make global, call
16734 delete_tree_cfg_annotations.
16735 (execute_free_cfg_annotations): Don't call
16736 delete_tree_cfg_annotations.
16738 * ssaexpand.h: New file.
16739 * expr.c (toplevel): Include ssaexpand.h.
16740 (expand_assignment): Handle SSA names the same as register variables.
16741 (expand_expr_real_1): Expand SSA names.
16742 * cfgexpand.c (toplevel): Include ssaexpand.h.
16743 (SA): New global variable.
16744 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
16745 (SSAVAR): New macro.
16746 (set_rtl): New helper function.
16747 (add_stack_var): Deal with SSA names, use set_rtl.
16748 (expand_one_stack_var_at): Likewise.
16749 (expand_one_stack_var): Deal with SSA names.
16750 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
16751 before unique numbers.
16752 (expand_stack_vars): Use set_rtl.
16753 (expand_one_var): Accept SSA names, add asserts for them, feed them
16754 to above subroutines.
16755 (expand_used_vars): Expand all partitions (without default defs),
16756 then only the local decls (ignoring those expanded already).
16757 (expand_gimple_cond): Remove edges when jumpif() expands an
16758 unconditional jump.
16759 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
16760 or remove abnormal edges. Ignore insns setting the LHS of a TERed
16762 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
16763 members of SA; deal with PARM_DECL partitions here; expand
16764 all PHI nodes, free tree datastructures and SA. Commit instructions
16765 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
16766 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
16767 info and statements at start, collect garbage at finish.
16768 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
16769 (VAR_ANN_PARTITION) Remove.
16770 (change_partition_var): Don't declare.
16771 (partition_to_var): Always return SSA names.
16772 (var_to_partition): Only accept SSA names.
16773 (register_ssa_partition): Only check argument.
16774 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
16776 (delete_var_map): Don't free it.
16777 (var_union): Only accept SSA names, simplify.
16778 (partition_view_init): Mark only useful SSA names as used.
16779 (partition_view_fini): Only deal with SSA names.
16780 (change_partition_var): Remove.
16781 (dump_var_map): Use ssa_name instead of partition_to_var member.
16782 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
16784 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
16785 (struct _elim_graph): New member const_dests; nodes member vector of
16787 (set_location_for_edge): New static helper.
16788 (create_temp): Remove.
16789 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
16790 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
16791 (new_elim_graph): Allocate const_dests member.
16792 (clean_elim_graph): Truncate const_dests member.
16793 (delete_elim_graph): Free const_dests member.
16794 (elim_graph_size): Adapt to new type of nodes member.
16795 (elim_graph_add_node): Likewise.
16796 (eliminate_name): Likewise.
16797 (eliminate_build): Don't take basic block argument, deal only with
16798 partition numbers, not variables.
16799 (get_temp_reg): New static helper.
16800 (elim_create): Use it, deal with RTL temporaries instead of trees.
16801 (eliminate_phi): Adjust all calls to new signature.
16802 (assign_vars, replace_use_variable, replace_def_variable): Remove.
16803 (rewrite_trees): Only do checking.
16804 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
16805 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
16806 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
16807 contains_tree_r, MAX_STMTS_IN_LATCH,
16808 process_single_block_loop_latch, analyze_edges_for_bb,
16809 perform_edge_inserts): Remove.
16810 (expand_phi_nodes): New global function.
16811 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
16812 functions, initialize new parameter, remember partitions having a
16814 (finish_out_of_ssa): New global function.
16815 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
16816 don't reset in_ssa_p here, don't disable TER when mudflap.
16817 (pass_del_ssa): Remove.
16818 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
16820 (execute_free_datastructures): Declare.
16821 * Makefile.in (SSAEXPAND_H): New variable.
16822 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
16823 * basic-block.h (commit_one_edge_insertion): Declare.
16824 * passes.c (init_optimization_passes): Move pass_nrv and
16825 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
16826 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
16827 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
16828 (redirect_branch_edge): Deal with super block when expanding, split
16829 out jump patching itself into ...
16830 (patch_jump_insn): ... here, new static helper.
16832 2009-04-26 Michael Matz <matz@suse.de>
16834 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
16835 beyond num_ssa_names.
16836 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
16837 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
16839 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16841 PR inline-asm/39543
16842 * fwprop.c (forward_propagate_asm): New function.
16843 (forward_propagate_and_simplify): Propagate also into __asm, if it
16844 doesn't increase the number of referenced registers.
16847 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
16849 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16851 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
16852 note_nonlocal_vla_type for nonlocal VLAs.
16853 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
16854 contains_remapped_vars, remap_vla_decls): New functions.
16855 (convert_nonlocal_reference_stmt): If not optimizing, call
16856 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
16857 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
16858 if it wasn't found in var_map.
16859 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
16860 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
16861 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
16863 * gimplify.c (nonlocal_vlas): New variable.
16864 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
16866 (gimplify_body): Create and destroy nonlocal_vlas.
16868 * dwarf2out.c (loc_descr_plus_const): New function.
16869 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
16870 mem_loc_descriptor, loc_descriptor_from_tree_1,
16871 descr_info_loc, gen_variable_die): Use it.
16873 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
16874 !TREE_STATIC VAR_DECLs.
16875 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
16876 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
16877 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
16878 DECL_BY_REFERENCE is valid.
16879 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
16880 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
16881 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
16882 Copy DECL_BY_REFERENCE.
16883 (struct nesting_copy_body_data): New type.
16884 (nesting_copy_decl): New function.
16885 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
16886 if they have variable length.
16888 2009-04-26 Michael Matz <matz@suse.de>
16890 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
16891 mark new temporaries for renaming.
16893 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16896 * c-decl.c (global_bindings_p): Return negative value.
16897 (c_variable_size): New. Based on variable_size from
16899 (grokdeclarator): Call c_variable_size not variable_size.
16901 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
16903 * config/i386/i386.c (print_operand) ['z']: Fix typo.
16905 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
16907 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
16908 Redefine it to just use mingw/include.
16909 (ASM_SPEC): Rules for -m32 and -m64.
16910 (LINK_SPEC): Use Likewise.
16911 (SPEC_32): New define.
16912 (SPEC_64): Likewise.
16913 (SUB_LINK_SPEC): Likewise.
16914 (MULTILIB_DEFAULTS): New define.
16915 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
16916 Add multilib options.
16917 (MULTILIB_DIRNAMES): Likewise.
16918 (MULTILIB_OSDIRNAMES): Likewise.
16919 (LIBGCC): Likewise.
16920 (INSTALL_LIBGCC): Likewise.
16922 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16925 * c-tree.h (enum c_inline_static_type): New.
16926 (record_inline_static): Declare.
16927 * c-decl.c (struct c_inline_static, c_inline_statics,
16928 record_inline_static, check_inline_statics): New.
16929 (pop_file_scope): Call check_inline_statics.
16930 (start_decl): Call record_inline_static instead of pedwarning
16931 directly for static in inline function.
16932 * c-typeck.c (build_external_ref): Call record_inline_static
16933 instead of pedwarning directly for static referenced in inline
16936 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
16938 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
16939 not new but only being rescanned.
16940 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
16941 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
16942 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
16943 record_set_info, compute_set, grealloc): Remove.
16944 (recompute_all_luids): New function.
16945 (gcse_main): Don't compute sets, and don't do related memory
16946 allocations/free-ing. If something changed before the end of the
16947 pass, update LUIDs using recompute_all_luids.
16948 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
16949 (free_gcse_mem): Don't free it either.
16950 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
16951 Use the df insn LUIDs.
16952 (load_killed_in_block): Likewise.
16953 (compute_hash_table_work): Don't compute reg_set_in_block.
16954 (compute_transp): Use DF_REG_DEF_CHAINs.
16955 (local_cprop_pass): Don't use compute_sets and related functions.
16956 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
16957 Use get_max_uid() instead of max_cuid.
16958 (insert_insn_end_basic_block, pre_insert_copy_insn,
16959 update_ld_motion_stores): Don't try to
16960 keep reg_set tables up to date.
16961 (pre_insert_copies): Use df insn LUIDs.
16962 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
16963 (reg_set_info): Don't use extra bitmap argument.
16964 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
16965 information to compute regs_set_in_block.
16966 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
16967 (bypass_jumps): Don't use compute_sets and friends.
16969 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16972 * opts.c (undocumented_msg): Do not leave blank even with
16975 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16977 * c-decl.c (build_enumerator): Allow values folding to integer
16978 constants but not integer constant expressions with a pedwarn if
16981 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16984 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
16985 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
16986 type is an integer constant.
16988 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
16991 * config/i386/i386.c (print_operand) ['z']: Revert handling of
16994 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16997 * c-decl.c (grokdeclarator): Diagnose declarations of functions
16998 with variably modified return type and no storage class
16999 specifiers, except for the case of nested functions. Distinguish
17000 extern declarations of functions with variably modified return
17001 types from those of objects with variably modified types.
17003 2009-04-25 Jan Hubicka <jh@suse.cz>
17005 * tree.c (list_equal_p): New function.
17006 * tree.h (list_equal_p): Declare.
17007 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17008 basic_block_def, basic_block, const_basic_block): New.
17009 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17010 (redirect_eh_edge): New function.
17011 (make_eh_edge_update_phi): EH edges are not abnormal.
17012 * except.c: Include tree-flow.h.
17013 (list_match): New function.
17014 (eh_region_replaceable_by_p): New function.
17015 (replace_region): New function.
17016 (hash_type_list): New function.
17017 (hash_eh_region): New function.
17018 (eh_regions_equal_p): New function.
17019 (merge_peers): New function.
17020 (remove_unreachable_regions): Verify EH tree when checking;
17022 (copy_eh_region_1): New function.
17023 (copy_eh_region): New function.
17024 (push_reachable_handler): New function.
17025 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17026 regions without label but with live RESX.
17027 * except.h (redirect_eh_edge_to_label): New.
17028 * tree-flow.h (redirect_eh_edge): New.
17029 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17030 basic_block_def, basic_block, const_basic_block): Remove.
17031 * Makefile.in (except.o): Add dependency on tree-flow.h
17032 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17033 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17036 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17039 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17040 on the destination of memcpy.
17042 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17044 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17045 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17046 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17048 2009-04-25 Jan Hubicka <jh@suse.cz>
17050 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17051 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17052 to be reached by different label than left.
17053 (update_eh_edges): Update comment; remove edge_to_remove if possible
17054 and return true if suceeded.
17055 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17056 (cleanup_eh): Compute sharing map.
17057 * except.c (remove_eh_handler_and_replace): Add argument if we should
17059 (remove_unreachable_regions): Update for label sharing.
17060 (label_to_region_map): Likewise.
17061 (get_next_region_sharing_label): New function.
17062 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17064 (remove_eh_handler): Update.
17065 (remove_eh_region_and_replace_by_outer_of): New function.
17066 * except.h (struct eh_region): Add next_region_sharing_label.
17067 (remove_eh_region_and_replace_by_outer_of,
17068 get_next_region_sharing_label): Declare.
17069 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17071 2009-04-25 Jan Hubicka <jh@suse.cz>
17073 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17074 insert code even if they are not critical.
17076 2009-04-25 Jan Hubicka <jh@suse.cz>
17078 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17079 (gimple_can_remove_branch_p): EH edges won't remove branch by
17081 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17082 updating of non-abnormal EH edges.
17083 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17084 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17085 (split_critical_edges): Split also edges where emitting code on them
17086 will lead to splitting later.
17088 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17089 H.J. Lu <hongjiu.lu@intel.com>
17092 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17093 the configured assembler supports fildq and fistpq mnemonics.
17094 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17095 * configure: Regenerated.
17096 * config.in: Ditto.
17098 * config/i386/i386.c (print_operand): Handle 'Z'.
17099 ['z']: Remove handling of special fild/fist suffixes.
17100 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17101 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17102 suffix of fild insn.
17103 (*floatsi<mode>2_vector_mixed): Ditto.
17104 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17105 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17106 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17107 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17108 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17110 2009-04-25 Ben Elliston <bje@au.ibm.com>
17112 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17113 the source of a set operation.
17115 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17117 * target.h (struct gcc_target): Add case_values_threshold field.
17118 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17119 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17120 * targhooks.c (default_case_values_threshold): New function.
17121 * targhooks.h (default_case_values_threshold): Declare function.
17122 * stmt.c (expand_case): Use case_values_threshold target hook.
17123 * expr.h (case_values_threshold): Remove declartation.
17124 * expr.c (case_values_threshold): Remove function.
17125 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17127 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17128 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17129 (avr_case_values_threshold): Declare as static.
17130 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17132 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17133 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17134 (mn10300_case_values_threshold): New function.
17136 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17138 * ira.c (setup_cover_and_important_classes): Add enum cast.
17140 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17142 * genpreds.c (write_enum_constraint_num): Output definition of
17143 CONSTRAINT_NUM_DEFINED_P macro.
17144 * ira.c (setup_cover_and_important_classes): Use
17145 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17147 2009-04-24 DJ Delorie <dj@redhat.com>
17149 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17150 __SH2A_SINGLE_ONLY__ also.
17152 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17154 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17155 (movdf_internal): Ditto.
17156 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17157 SFmode and DFmode constants.
17158 (ia64_print_operand): Add 'G' format for printing
17159 floating point constants.
17161 2009-04-24 Richard Guenther <rguenther@suse.de>
17163 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17164 from unsigned additions.
17166 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17168 * c-typeck.c (set_init_index): Allow array designators that are
17169 not integer constant expressions with a pedwarn if pedantic.
17171 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17173 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17174 zero if no overlap in nonzero bits between the operands.
17176 2009-04-24 Ian Lance Taylor <iant@google.com>
17178 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17179 (record_dead_and_set_regs): Likewise.
17180 * df.h (struct df_mw_hardreg): Change flags field to int.
17181 (struct df_base_ref): Likewise.
17182 (struct df): Change changeable_flags field to int.
17183 * df-scan.c (df_defs_record): Change clobber_flags to int.
17184 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17185 constants rather than #define macros.
17186 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17187 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17188 (enum dwarf_calling_convention): Likewise.
17189 (enum dwarf_line_number_x_ops): Likewise.
17190 (enum dwarf_call_frame_info): Likewise.
17191 (enum dwarf_source_language): Likewise.
17192 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17193 (add_calling_convention_attribute): Likewise.
17194 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17195 (combine_comparisons): Change compcode to int. Add cast to enum type.
17196 * genrecog.c (maybe_both_true_2): Change c to int.
17197 (write_switch): Likewise. Add cast to enum type.
17198 * gimplify.c (gimplify_omp_for): Handle return values from
17199 gimplify_expr using MIN rather than bitwise or.
17200 (gimplify_expr): Add cast to enum type.
17201 * ipa-prop.c (update_jump_functions_after_inlining): Change
17202 IPA_BOTTOM to IPA_JF_UNKNOWN.
17203 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17204 Add casts to enum type.
17205 (setup_cover_and_important_classes): Change cl to int. Add casts
17207 (setup_class_translate): Change cl and mode to int.
17208 (ira_init_once): Change mode to int.
17209 (free_register_move_costs): Likewise.
17210 (setup_prohibited_mode_move_regs): Add casts to enum type.
17211 * langhooks.c (add_builtin_function_common): Rework assertion that
17212 value fits bitfield.
17213 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17214 * omega.c (omega_do_elimination): Avoid math on enum types.
17215 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17216 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17217 int local to handle integral_argment value.
17218 * regmove.c (try_auto_increment): Change PUT_MODE to
17220 * reload.c (push_secondary_reload): Add casts to enum type.
17221 (secondary_reload_class, find_valid_class): Likewise.
17222 * reload1.c (emit_input_reload_insns): Likewise.
17223 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17224 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17225 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17227 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17228 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17230 (expand_complex_libcall): Add casts to enum type.
17231 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17232 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17233 with ERROR_MARK, not NUM_TREE_CODES.
17234 (vect_create_epilog_for_reduction): Likewise.
17235 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17236 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17237 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17239 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17240 vect_unused_in_loop. Change 0 to loop_vect.
17241 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17242 * var-tracking.c (get_init_value): Change return type to enum
17244 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17245 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17247 (arm_override_options): Add casts to enum type.
17248 (arm_emit_tls_decoration): Likewise.
17249 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17251 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17252 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17253 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17255 * config/s390/s390.c (code_for_builtin_64): Change to array of
17257 (code_for_builtin_31): Likewise.
17258 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17260 * config/sparc/sparc.c (sparc_override_options): Change value
17261 field in struct code_model to enum cmodel. In initializer change
17262 0 to NULL and add cast to enum type.
17264 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17265 Change all callers. Issue a -Wc++-compat warning using
17266 lhs_origtype if necessary.
17267 (convert_for_assignment): Issue -Wc++-compat warnings about
17268 invalid conversions to enum type on assignment.
17269 * c-common.h (build_modify_expr): Update declaration.
17271 2009-04-24 Nick Clifton <nickc@redhat.com>
17273 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17274 (function_arg_advance): Likewise.
17275 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17278 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17280 * config/s390/constraints.md ('I', 'J'): Fix condition.
17282 2009-04-24 Diego Novillo <dnovillo@google.com>
17284 * gengtype-parse.c (parse_error): Add newline after message.
17286 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17288 * config/i386/sse.md (avxmodesuffixs): Removed.
17289 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17290 (*avx_pinsr<ssevecsize>): This.
17292 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17294 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17295 follow chains of regs with a single definition, and allow expressions
17296 that are function_invariant_p.
17297 (simple_rhs_p): Allow expressions that are function_invariant_p.
17299 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17301 PR middle-end/39867
17302 * fold-const.c (fold_cond_expr_with_comparison): When folding
17303 > and >= to MAX, make sure the MAX uses the same type as the
17304 comparison's operands.
17306 2009-04-24 Nick Clifton <nickc@redhat.com>
17308 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17309 addressing for DImode accesses.
17310 (frv_print_operand_address): Handle PLUS case.
17311 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17313 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17315 PR rtl-optimization/39794
17316 * alias.c (canon_true_dependence): Add x_addr argument.
17317 * rtl.h (canon_true_dependence): Adjust prototype.
17318 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17319 * cselib.c (cselib_invalidate_mem): Likewise.
17320 * gcse.c (compute_transp): Likewise.
17321 * dse.c (scan_reads_nospill): Likewise.
17322 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17323 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17324 canon_base_addr of the group, plus optional offset.
17325 (struct group_info): Rename canon_base_mem to
17327 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17328 canon_rtx of base_mem.
17330 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17332 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17333 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17335 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17337 * config/spu/spu-builtins.h: Delete file.
17339 * config/spu/spu.h (enum spu_builtin_type): Move here from
17341 (struct spu_builtin_description): Likewise. Add GTY marker.
17342 Do not use enum spu_function_code or enum insn_code.
17343 (spu_builtins): Add extern declaration.
17345 * config/spu/spu.c: Do not include "spu-builtins.h".
17346 (enum spu_function_code, enum spu_builtin_type_index,
17347 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17348 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17349 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17350 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17351 (spu_builtin_types): Make static. Add GTY marker.
17352 (spu_builtins): Add extern declaration with GTY marker.
17353 Include "gt-spu.h".
17355 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17356 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17357 Check programmatically whether all parameters are scalar.
17359 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17361 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17363 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17364 assignment from the constructor either if the target is volatile.
17366 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17368 * config/arm/arm.md (insv): Do not share operands[0].
17370 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17372 * config/vxlib-tls.c (active_tls_threads): Delete.
17373 (delete_hook_installed): New.
17374 (tls_delete_hook): Don't delete the delete hook.
17375 (tls_destructor): Delete it here.
17376 (__gthread_set_specific): Adjust installing the delete hook.
17377 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17378 __gthread_leave_tsd_dtor_context.
17380 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17382 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17384 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17386 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17388 (alpha_rtx_costs): Ditto.
17389 (emit_unlikely_jump): Use add_reg_note.
17390 (emit_frame_store_1): Ditto.
17391 (alpha_expand_prologue): Ditto.
17392 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17393 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17395 2009-04-23 Nick Clifton <nickc@redhat.com>
17397 * config/v850/v850.md (epilogue): Remove suppressed code.
17398 (return): Rename to return_simple and remove test of frame size.
17399 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17400 to gen_return_simple.
17402 2009-04-22 Jing Yu <jingyu@google.com>
17405 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
17407 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17410 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
17411 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
17412 value is a VECTOR_CST, the element type is the element type of the
17415 2009-04-22 DJ Delorie <dj@redhat.com>
17417 * config/m32c/m32c.h: Update GTY annotations to new syntax.
17419 2009-04-22 Jakub Jelinek <jakub@redhat.com>
17421 * alias.c (find_base_term): Move around LO_SUM case, so that
17422 CONST falls through into PLUS/MINUS handling.
17425 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
17426 into 0, use omit_one_operand.
17428 2009-04-23 Ben Elliston <bje@au.ibm.com>
17430 * config/rs6000/linux-unwind.h (get_regs): Remove type
17431 puns. Change the type of `pc' to an array of unsigned ints and
17432 update all users. Constify frame24.
17434 2009-04-22 DJ Delorie <dj@redhat.com>
17436 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
17437 declarations before code.
17438 (current_function_special_page_vector): Likewise.
17439 (m32c_expand_insv): Silence a warning.
17441 2009-04-21 Taras Glek <tglek@mozilla.com>
17443 * alias.c: Update GTY annotations to new syntax.
17444 * basic-block.h: Likewise.
17445 * bitmap.h: Likewise.
17446 * c-common.h: Likewise.
17447 * c-decl.c: Likewise.
17448 * c-parser.c: Likewise.
17449 * c-pragma.c: Likewise.
17450 * c-tree.h: Likewise.
17451 * cfgloop.h: Likewise.
17452 * cgraph.h: Likewise.
17453 * config/alpha/alpha.c: Likewise.
17454 * config/arm/arm.h: Likewise.
17455 * config/avr/avr.h: Likewise.
17456 * config/bfin/bfin.c: Likewise.
17457 * config/cris/cris.c: Likewise.
17458 * config/darwin.c: Likewise.
17459 * config/frv/frv.c: Likewise.
17460 * config/i386/i386.c: Likewise.
17461 * config/i386/i386.h: Likewise.
17462 * config/i386/winnt.c: Likewise.
17463 * config/ia64/ia64.h: Likewise.
17464 * config/iq2000/iq2000.c: Likewise.
17465 * config/mips/mips.c: Likewise.
17466 * config/mmix/mmix.h: Likewise.
17467 * config/pa/pa.c: Likewise.
17468 * config/pa/pa.h: Likewise.
17469 * config/rs6000/rs6000.c: Likewise.
17470 * config/s390/s390.c: Likewise.
17471 * config/sparc/sparc.c: Likewise.
17472 * config/xtensa/xtensa.c: Likewise.
17473 * cselib.h: Likewise.
17474 * dbxout.c: Likewise.
17475 * dwarf2out.c: Likewise.
17476 * except.c: Likewise.
17477 * except.h: Likewise.
17478 * fixed-value.h: Likewise.
17479 * function.c: Likewise.
17480 * function.h: Likewise.
17481 * gimple.h: Likewise.
17482 * integrate.c: Likewise.
17483 * optabs.c: Likewise.
17484 * output.h: Likewise.
17485 * real.h: Likewise.
17487 * stringpool.c: Likewise.
17488 * tree-data-ref.c: Likewise.
17489 * tree-flow.h: Likewise.
17490 * tree-scalar-evolution.c: Likewise.
17491 * tree-ssa-address.c: Likewise.
17492 * tree-ssa-alias.h: Likewise.
17493 * tree-ssa-operands.h: Likewise.
17494 * tree.c: Likewise.
17495 * tree.h: Likewise.
17496 * varasm.c: Likewise.
17497 * varray.h: Likewise.
17499 * coretypes.h: Do not define GTY macro if it is already defined.
17500 * doc/gty.texi: Update GTY documentation to new syntax.
17501 * gengtype-lex.l: Enforce attribute-like syntax for GTY
17502 annotations on structs.
17503 * gengtype-parse.c: Likewise.
17505 2009-04-22 Mark Heffernan <meheff@google.com>
17507 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
17509 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17511 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
17514 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17516 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
17517 the same as a PLUS without a shift. Increase the cost of a
17520 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17522 * Makefile.in: Update dependencies.
17523 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
17524 * errors.h: Remove bogus comment about compatibility.
17525 (warning): Update declaration.
17526 * genautomata.c: Update all calls to warning.
17527 * gimple.c: Do not include errors.h. Include toplev.h.
17528 * tree-ssa-structalias.c: Do not include errors.h.
17529 * omega.c: Likewise.
17530 * tree-ssa-reassoc.c: Likewise.
17531 * config/spu/spu-c.c: Likewise.
17532 * config/spu/t-spu-elf: Update dependencies.
17534 2009-04-22 Richard Guenther <rguenther@suse.de>
17536 PR tree-optimization/39824
17537 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
17538 make sure the types are compatible.
17540 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17543 * c-common.c (c_parse_error): Take a token_flags parameter.
17544 Use token_type for the token type instead.
17545 Pass token_flags to cpp_type2name.
17546 * c-common.h (c_parse_error): Update declaration.
17547 * c-parser.c (c_parser_error): Pass 0 as token flags.
17549 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
17551 PR rtl-optimization/39580
17552 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
17554 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17556 * function.c (expand_function_end): Do not emit a jump to the "naked"
17557 return label for fall-through returns.
17558 * except.c (sjlj_emit_function_exit): Always place the call to the
17559 unregister function at the location installed by expand_function_end.
17561 2009-04-22 Richard Guenther <rguenther@suse.de>
17563 PR tree-optimization/39845
17564 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
17565 (gen_inbound_check): Likewise.
17567 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
17569 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
17571 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
17572 * config/vxlib.c (__gthread_once): Add race guard for PPC.
17574 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17576 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
17577 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
17578 shift counts to avoid out-of-bounds array accesses.
17580 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17582 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
17583 (Pmode): Move above.
17585 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
17587 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
17588 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
17589 GET_CODE macro. Use IN_RANGE macro where appropriate.
17590 * config/alpha/alpha.h: Ditto.
17591 * config/alpha/alpha.md: Ditto.
17592 * config/alpha/constraints.md: Ditto.
17593 * config/alpha/predicates.md: Ditto.
17595 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17597 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
17598 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17599 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17600 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17601 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17602 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17603 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17604 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17605 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17606 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17607 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17608 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17609 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17610 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17611 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17612 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17613 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17614 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17615 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17616 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17617 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17618 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17619 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17620 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17621 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17622 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17623 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17625 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
17627 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
17628 references from comments.
17629 * cfgbuild.c: (count_basic_blocks): Delete.
17630 (find_basic_blocks_1): Delete.
17631 (find_basic_blocks): Delete.
17632 * except.c (finish_eh_generation): Make static. Move comment from
17633 except.h here. Remove find_basic_blocks references from comments.
17634 * except.h (finish_eh_generation): Delete.
17635 * basic-block.h (find_basic_blocks): Delete.
17636 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
17638 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
17640 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
17641 (sdbout_parms): Likewise.
17643 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17645 * config/sh/sh.c (prepare_cbranch_operands): Use
17646 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
17647 (expand_cbranchdi4): Likewise.
17648 (from_compare): Add cast to enum type.
17649 (expand_cbranchsi4): Use add_reg_note.
17650 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
17651 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
17652 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
17653 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17654 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
17655 instead of CODE_FOR_nothing.
17656 (cbranchdi4): Likewise. Fix the order of arguments for
17658 (push_fpscr): Use add_reg_note.
17659 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
17660 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
17662 2009-04-21 Joseph Myers <joseph@codesourcery.com>
17664 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
17665 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17666 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17667 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
17668 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
17669 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
17670 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
17671 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
17672 config/alpha/x-vms, config/arc/t-arc,
17673 config/arm/README-interworking, config/arm/arm-c.c,
17674 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
17675 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
17676 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
17677 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
17678 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
17679 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
17680 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
17681 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
17682 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
17683 config/cris/t-elfmulti, config/crx/t-crx,
17684 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
17685 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
17686 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
17687 config/h8300/t-h8300, config/i386/athlon.md,
17688 config/i386/darwin-libgcc.10.4.ver,
17689 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
17690 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
17691 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
17692 config/i386/t-linux64, config/i386/t-nwld,
17693 config/i386/t-rtems-i386, config/i386/t-sol2-10,
17694 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
17695 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
17696 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
17697 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
17698 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
17699 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
17700 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
17701 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
17702 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
17703 config/m68k/t-uclinux, config/mcore/t-mcore,
17704 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
17705 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
17706 config/mips/crtn.asm, config/mips/irix-crti.asm,
17707 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
17708 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
17709 config/mips/mips-fixed.md, config/mips/sb1.md,
17710 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
17711 config/mips/t-iris6, config/mips/t-isa3264,
17712 config/mips/t-libgcc-mips16, config/mips/t-linux64,
17713 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
17714 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
17715 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
17716 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
17717 config/mn10300/t-linux, config/mn10300/t-mn10300,
17718 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
17719 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
17720 config/picochip/libgccExtras/clzsi2.asm,
17721 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
17722 config/rs6000/darwin-libgcc.10.4.ver,
17723 config/rs6000/darwin-libgcc.10.5.ver,
17724 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
17725 config/rs6000/t-aix43, config/rs6000/t-aix52,
17726 config/rs6000/t-darwin, config/rs6000/t-fprules,
17727 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
17728 config/rs6000/t-lynx, config/rs6000/t-netbsd,
17729 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
17730 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
17731 config/rs6000/t-rtems, config/rs6000/t-spe,
17732 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
17733 config/score/t-score-elf, config/sh/divcost-analysis,
17734 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
17735 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
17736 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
17737 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
17738 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
17739 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
17740 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
17741 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
17742 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
17743 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
17744 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
17745 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
17746 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
17747 limitx.h, version.c, xcoff.h: Add copyright and license notices.
17748 * config/h8300/genmova.sh: Include copyright and license notices
17749 in generated output.
17750 * config/h8300/mova.md: Regenerate.
17751 * doc/install.texi2html: Include word "Copyright" in copyright
17752 notice and use name "Free Software Foundation, Inc.".
17753 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17754 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17755 ChangeLog-2007, ChangeLog-2008: Correct dates.
17757 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
17759 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
17760 NE_EXPR operations as well.
17761 * c-parser.c (c_parser_condition): Do not set location information on
17763 (c_parser_conditional_expression): Likewise.
17764 (c_parser_binary_expression): Set location information on operators.
17765 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
17766 TRUTH_NOT_EXPR has been folded.
17767 * fold-const.c (fold_truth_not_expr): Copy location information from
17768 the incoming expression to the outgoing one.
17769 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
17770 recursive calls on the LHS of the operator but pass that of the
17771 operator to recursive calls on the RHS of the operator. Set it
17773 (shortcut_cond_expr): Set the locus of the operator on the second
17774 COND_EXPR and that of the expression on the first in degenerate cases.
17775 Pass the locus of the expression to calls to shortcut_cond_r.
17776 Set the locus of the 'then' block on the associated jump, if any.
17777 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
17778 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
17779 expression to call to gimplify_boolean_expr.
17781 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
17783 * config.gcc: Add additional configuration for
17784 i686-w64-mingw* and x86_64-w64-mingw* triplet.
17785 * config/i386/mingw-w64.h: New mingw-w64 specific header.
17786 (CPP_SPEC): Redefine for allowing -municode option.
17787 (STARTFILE_SPEC): Likewise.
17788 * config/i386/t-mingw-w64: New.
17789 * config/i386/mingw-w64.opt: New.
17790 (municode): Add new target option.
17791 * doc/invoke.texi (municode): Add documentation for new option.
17793 2009-04-21 Ian Lance Taylor <iant@google.com>
17795 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17796 Correct test for number of arguments.
17797 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
17799 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
17801 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
17802 argument of emit_library_call.
17804 2009-04-21 Richard Guenther <rguenther@suse.de>
17806 PR middle-end/39829
17807 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
17808 inside VIEW_CONVERT_EXPRs.
17810 2009-04-21 Martin Jambor <mjambor@suse.cz>
17812 * tree-switch-conversion.c (build_constructors): Split a long line.
17813 (constructor_contains_same_values_p): New function.
17814 (build_one_array): Create assigns of constants if possible, do not
17815 call mark_sym_for_renaming, call update_stmt.
17816 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
17817 make_rename_temp. Do not call mark_symbols_for_renaming, call
17819 (gen_def_assigns): Do not call mark_symbols_for_renaming or
17820 find_new_referenced_vars, call update_stmt.
17821 (gen_inbound_check): Use create_tmp_var and create ssa names manually
17822 instead of calling make_rename_temp. Do not call
17823 find_new_referenced_vars or mark_symbols_for_renaming, call
17826 2009-04-21 Richard Guenther <rguenther@suse.de>
17828 PR tree-optimization/39827
17829 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
17830 (tree_ssa_phiprop): Pass the correct array size.
17832 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
17834 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
17836 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
17839 * c-typeck.c (lvalue_p): Move declaration ...
17840 * c-common.h (lvalue_p): ... to here.
17841 * c-common.c (candidate_equal_p): New.
17842 (add_tlist): Use it.
17843 (merge_tlist): Use it.
17844 (warn_for_collisions_1): Likewise.
17845 (warning_candidate_p): Accept more candidates.
17846 (verify_tree): A warning candidate can be an expression. Use
17849 2009-04-21 Ben Elliston <bje@au.ibm.com>
17852 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
17853 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
17854 options. Remove -mcall-solaris documentation.
17856 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17859 * doc/invoke.texi (-Wlong-long): Update description.
17860 * c-lex (interpret_integer): Only warn if there was no previous
17861 overflow and -Wlong-long is enabled.
17862 * c-decl.c (declspecs_add_type): Drop redundant flags.
17863 * c.opt (Wlong-long): Init to -1.
17864 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
17865 and front-end warn_long_long. Wlong-long only depends on other
17866 flags if it is uninitialized.
17867 * c-parser.c (disable_extension_diagnostics): warn_long_long is
17868 the same for CPP and FE.
17869 (restore_extension_diagnostics): Likewise.
17871 2009-04-20 Ian Lance Taylor <iant@google.com>
17873 Fix enum conversions which are invalid in C++:
17874 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
17875 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
17876 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
17877 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
17878 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
17879 (dbxout_parms): Likewise.
17880 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
17881 (df_clear_flags): Likewise.
17882 * df-problems.c (df_rd_bb_local_compute_process_def): Change
17883 top_flag parameter to int.
17884 (df_chain_create_bb_process_use): Likewise.
17885 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
17887 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
17888 (df_ref_create_structure, df_def_record_1): Likewise.
17889 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
17890 (df_notes_rescan): Change 0 to VOIDmode in function call.
17891 (df_get_call_refs, df_insn_refs_collect): Likewise.
17892 (df_bb_regs_collect): Likewise.
17893 (df_entry_block_defs_collect): Likewise.
17894 (df_exit_block_uses_collect): Likewise.
17895 * df.h: Update declarations.
17896 * double-int.c (double_int_divmod): Add cast to enum type.
17897 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
17898 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
17899 (based_loc_descr): Likewise.
17900 (loc_descriptor_from_tree_1): Change first_op and second_op to
17901 enum dwarf_location_atom. Add cast to enum type.
17902 * expmed.c (init_expmed): Change 0 to SET in function call.
17903 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
17904 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
17905 (do_store_flag): Likewise.
17906 * fixed-value.h (struct fixed_value): Change mode to enum
17908 * function.c (assign_parms): Change 0 to VOIDmode in function call.
17909 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
17911 (insert_insn_decl, insert_decl, insert_state): Likewise.
17912 (automata_list_finish): Likewise.
17913 * genrecog.c (process_define_predicate): Add cast to enum type.
17914 * gensupport.c (init_predicate_table): Add cast to enum type.
17915 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
17917 (gimple_build_call_1, gimple_build_label): Likewise.
17918 (gimple_build_goto, gimple_build_asm_1): Likewise.
17919 (gimple_build_switch_1, gimple_build_cdt): Likewise.
17920 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
17921 (enum fallback): Rename from enum fallback_t.
17922 (fallback_t): Typedef as int.
17923 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
17924 GSI_SAME_STMT in function call.
17925 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
17927 (setup_reg_class_relations): Likewise.
17928 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
17929 (setup_prohibited_class_mode_regs): Add cast to enum type.
17930 (setup_prohibited_mode_move_regs): Likewise.
17931 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
17932 (record_address_regs): Change i to enum reg_class.
17933 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
17934 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
17935 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
17936 (GET_MODE_2XWIDER_MODE): Likewise.
17937 (GET_CLASS_NARROWEST_MODE): Likewise.
17938 * omp-low.c (expand_omp_for): Add cast to enum type.
17939 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
17940 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
17941 * postreload.c (reload_cse_simplify_operands): Change rclass local
17943 * predict.c (combine_predictions_for_insn): Change best_predictor
17944 and predictor to enum br_predictor.
17945 (combine_predictions_for_bb): Likewise.
17946 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
17947 use SET_PREDICT_EXPR_OUTCOME.
17948 * real.c (real_arithmetic): Change icode to code in function call.
17949 * reginfo.c (init_move_cost): Add casts to enum type.
17950 (init_reg_sets_1, init_fake_stack_mems): Likewise.
17951 * regmove.c (regclass_compatible_p): Change class0 and class1 to
17953 * reload.c (find_valid_class): Add casts to enum type.
17954 (push_reload): Change 0 to NO_REGS in function call.
17955 (find_reloads): Change this_alternative to array of enum
17956 reg_class. Remove some now-unnecessary casts.
17957 (make_memloc): Change 0 to VOIDmode in function call.
17958 * reload1.c (reload): Change 0 to VOIDmode in function call.
17959 (eliminate_regs_1, elimination_effects): Likewise.
17960 (eliminate_regs_in_insn): Likewise.
17961 (emit_input_reload_insns): Add cast to enum type.
17962 (delete_output_reload): Change 0 to VOIDmode in function call.
17963 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
17964 to enum type in function call.
17965 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
17966 (SET_PREDICT_EXPR_OUTCOME): Define.
17967 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
17968 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
17969 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
17970 (dump_function): Likewise.
17971 * tree-dump.h: Update declarations.
17972 * tree-pass.h: Update declarations.
17973 * varasm.c (assemble_integer): Change mclass to enum mode_class.
17974 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
17976 (arm_rtx_costs_1): Correct parenthesization.
17977 (arm_rtx_costs): Add casts to enum type.
17978 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
17979 (vfp_emit_fstmd): Use add_rg_note.
17980 (emit_multi_reg_push, emit_sfm): Likewise.
17981 (thumb_set_frame_pointer): Likewise.
17982 (arm_expand_prologue): Likewise.
17983 (arm_regno_class): Change return type to enum reg_class.
17984 (thumb1_expand_prologue): Use add_reg_note.
17985 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
17986 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
17988 * config/arm/gentune.sh: Add cast to enum type.
17989 * config/arm/arm-tune.md: Rebuild.
17990 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
17991 (ix86_split_fp_branch, predict_jump): Likewise.
17992 (ix86_expand_multi_arg_builtin): Change sub_code from enum
17993 insn_code to enum rtx_code.
17994 (ix86_builtin_vectorized_function): Add cast to enum type.
17995 * config/i386/i386.md (truncdfsf2): Change slot to enum
17997 (truncxf<mode>2, isinf<mode>2): Likewise.
17998 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18000 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18001 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18002 (insert_bundle_state): Change 1 to INSERT in function call.
18003 (ia64_add_bundle_selector_before): Likewise.
18004 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18005 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18006 (restore_stack_nonlocal): Likewise.
18007 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18009 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18011 (mips_rtx_costs): Likewise.
18012 (mips_override_options): Add casts to enum type.
18013 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18015 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18016 (store_reg, set_reg_plus_d): Likewise.
18017 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18018 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18020 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18022 (emit_unlikely_jump): Use add_reg_note.
18023 (rs6000_emit_allocate_stack): Likewise.
18024 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18025 (output_toc): Change 1 to INSERT in function call.
18026 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18027 (rs6000_initialize_trampoline): Likewise.
18028 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18030 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18031 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18032 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18033 (save_gprs): Use add_reg_note.
18034 (s390_emit_prologue): Likewise.
18035 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18036 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18037 (sparc_fold_builtin): Add cast to enum type.
18038 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18040 (spu_expand_prologue): Use add_reg_note.
18041 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18043 2009-04-20 Ian Lance Taylor <iant@google.com>
18045 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18046 (c_parser_postfix_expression_after_primary): Get VEC for list of
18047 arguments. Get original types of arguments. Call
18048 build_function_call_vec.
18049 (cached_expr_list_1, cached_expr_list_2): New static variables.
18050 (c_parser_expr_list): Change return type to VEC *. Add
18051 p_orig_types parameter. Change all callers.
18052 (c_parser_release_expr): New static function.
18053 (c_parser_vec_to_tree_list): New static function.
18054 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18055 call build_function_call_vec.
18056 (build_function_call_vec): New function, based on old
18057 build_function_call.
18058 (convert_arguments): Remove nargs and argarray parameters. Change
18059 values to a VEC. Add origtypes parameter.
18060 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18061 (convert_for_assignment): Add origtype parameter. Change all
18062 callers. If warn_cxx_compat, check for conversion to an enum
18063 type when calling a function.
18064 (store_init_value): Add origtype parameter. Change all callers.
18065 (digest_init): Likewise.
18066 (struct init_node): Add origtype field.
18067 (add_pending_init): Add origtype parameter. Change all callers.
18068 (output_init_element): Likewise.
18069 (output_pending_init_elements): Pass origtype from init_node to
18070 output_init_element.
18071 (process_init_element): Pass origtype from c_expr to
18072 output_init_element.
18073 (c_finish_return): Add origtype parameter. Change all callers.
18074 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18076 (sync_resolve_params): Likewise.
18077 (sync_resolve_return): Change params to first_param. Change caller.
18078 (resolve_overloaded_builtins): Change params to VEC *. Change
18079 callers. Save first parameter around call to build_function_call_vec.
18080 * c-decl.c (finish_decl): Add origtype parameter. Change all
18081 callers. Call build_function_call_vec rather than
18082 build_function_call for cleanup.
18083 * c-tree.h: Update declarations.
18084 * c-common.h: Update declarations.
18085 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18086 params to first_param.
18087 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18088 params parameter from tree to void *.
18089 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18090 Change arglist parameter to have type void *, and to be a pointer
18092 * config/rs6000/rs6000-protos.h
18093 (altivec_resolve_overloaded_builtin): Update declaration.
18094 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18095 fnargs parameter to have type void *, and to be a pointer to a
18096 VEC. Call build_function_call_vec instead of
18097 build_function_call.
18098 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18100 2009-04-20 Joey Ye <joey.ye@intel.com>
18101 Xuepeng Guo <xuepeng.guo@intel.com>
18102 H.J. Lu <hongjiu.lu@intel.com>
18104 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18106 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18107 (IX86_LEA_PRIORITY): Likewise.
18108 (distance_non_agu_define): New function.
18109 (distance_agu_use): Likewise.
18110 (ix86_lea_for_add_ok): Likewise.
18111 (ix86_dep_by_shift_count): Likewise.
18113 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18114 should split for LEA.
18116 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18118 (ix86_dep_by_shift_count): Likewise.
18120 2009-04-20 Richard Guenther <rguenther@suse.de>
18122 * expr.c (handled_component_p): Move ...
18123 * tree.h (handled_component_p): ... here.
18124 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18125 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18126 and REALPART_EXPR to be in one group.
18128 2009-04-20 Richard Guenther <rguenther@suse.de>
18130 * basic-block.h (get_all_dominated_blocks): Declare.
18131 * dominance.c (get_all_dominated_blocks): New function.
18132 * tree-cfg.c (get_all_dominated_blocks): Remove.
18133 (remove_edge_and_dominated_blocks): Adjust.
18134 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18135 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18136 instead of recursing.
18138 2009-04-20 Doug Kwan <dougkwan@google.com>
18140 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18141 (struct cgraph_node_set_def): New type.
18142 (cgraph_node_set) New type. Also declare vector functions.
18143 (struct cgraph_node_set_element_def): New type.
18144 (cgraph_node_set_element): Ditto.
18145 (cgraph_node_set_iterator): New iterator type.
18146 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18147 cgraph_node_set_remove, dump_cgraph_node_set,
18148 debug_cgraph_node_set): New prototypes.
18149 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18150 cgraph_node_set_size): New inlines.
18151 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18152 including cgraph.h.
18153 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18154 argument to function 'write_summary'.
18155 * ipa.c: Include ggc.h.
18156 (hash_cgraph_node_set_element,
18157 eq_cgraph_node_set_element, cgraph_node_set_new,
18158 cgraph_node_set_add, cgraph_node_set_remove,
18159 cgraph_node_set_find, dump_cgraph_node_set,
18160 debug_cgraph_node_set): New functions.
18161 * Makefile.in (ipa.o): Add dependency on GGC_H.
18163 2009-04-20 Ira Rosen <irar@il.ibm.com>
18165 PR tree-optimization/39675
18166 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18167 check of the return code of vect_schedule_slp. Check that
18168 stmt_vec_info still exists for the statement, before checking its
18169 vectorization type.
18171 2009-04-20 Michael Matz <matz@suse.de>
18173 * Makefile.in (generated_files): Take out $(simple_generated_c).
18175 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18177 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18178 (UINTPTR_TYPE): Likewise.
18180 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18183 * c-typeck.c (digest_init): Check for initializing an array with a
18186 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18189 * c-semantics.c (pop_stmt_list): Propagate
18190 STATEMENT_LIST_HAS_LABEL to parent statement list.
18192 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18194 * config/mips/mips.h (mips_tune_attr): New macro.
18195 * config/mips/mips.md (cpu): Use it.
18197 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18200 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18203 2009-04-19 Diego Novillo <dnovillo@google.com>
18205 * toplev.c (compile_file): Move call to coverage_finish ...
18206 * cgraphunit.c (ipa_passes): ... here.
18207 Call cgraph_process_new_functions.
18208 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18209 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18211 2009-04-19 Jan Hubicka <jh@suse.cz>
18213 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18215 (dump_cgraph_node): Dump can throw external flag.
18216 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18218 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18222 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18223 * common.opt (Wlogical-op): Move from here...
18224 * c.opt (Wlogical-op): ... to here.
18225 * c-typeck.c (parser_build_binary_op): Update call to
18226 warn_logical_operator.
18227 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18229 * c-common.c (warn_logical_op): Update.
18230 * c-common.h (warn_logical_op): Update declaration.
18232 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18234 * tree.c (protected_set_expr_location): Fix formatting.
18236 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18239 * c-typeck.c (readonly_warning): new.
18240 (build_unary_op, build_modify_expr): Use readonly_warning for
18241 storing into something readonly but not const-qualified.
18243 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18246 * c-typeck.c (build_unary_op): Check for taking address of
18247 expression of type void.
18249 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18252 * c-typeck.c (build_function_call): Check for calling a function
18253 with qualified void return types. Call require_complete_type when
18256 2009-04-18 Jan Hubicka <jh@suse.cz>
18258 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18260 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18261 can_throw_external flag.
18262 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18263 * ipa-pure-const.c (ignore_edge): New function.
18264 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18265 only over can_throw_external edges.
18266 (local_pure_const): Add nothrow flag.
18267 * ipa-utils.c (searchc): Add ignore_edge callback.
18268 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18269 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18270 (set_nothrow_function_flags): Update cgraph.
18271 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18273 2009-04-18 Richard Guenther <rguenther@suse.de>
18275 PR middle-end/39804
18276 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18277 (fold_stmt): ... this and ...
18278 (fold_stmt_inplace): ... this.
18279 (fold_stmt_1): Fold references in calls and asms.
18280 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18282 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18284 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18285 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18287 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18289 * tree.c (function_args_count): Remove.
18290 * tree.h: Remove the prototype for function_args_count.
18292 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18294 * tree-iterator.c (expr_only): Remove.
18295 * tree.h: Remove the prototype for expr_only.
18297 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18299 * reginfo.c (cannot_change_mode_set_regs): Remove.
18300 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18302 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18304 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18305 whether operands 0 and 1 overlaps.
18307 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18309 PR middle-end/36902
18310 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18311 pointer. Use warning_at instead of warning.
18312 (search_for_addr_array): Likewise.
18313 (check_array_bounds): Likewise.
18314 (check_all_array_refs): Check that the incoming edge is not in the
18315 list of edges to be removed.
18316 (check_all_array_refs): Avoid the temporal pointer.
18317 (vrp_visit_cond_stmt): Fix typo.
18318 (simplify_switch_using_ranges): Handle the case where the switch
18319 index is an integer constant.
18321 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18323 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18325 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18327 * doc/extend.texi, doc/invoke.texi: Fix typos.
18329 2009-04-17 Cary Coutant <ccoutant@google.com>
18331 * tree-flow-inline.h (get_lineno): Fix inverted test.
18333 2009-04-17 Diego Novillo <dnovillo@google.com>
18335 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18336 assertion for AVAIL_OUT.
18338 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18341 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18342 * config/sh/linux-atomic.asm: Likewise.
18344 2009-04-17 Diego Novillo <dnovillo@google.com>
18346 * except.c (debug_eh_tree): New.
18347 (struct eh_region, struct eh_status): Move ...
18348 * except.h: ... here.
18349 (add_type_for_runtime): Declare extern.
18350 (lookup_type_for_runtime): Likewise.
18351 (debug_eh_tree): Declare.
18352 * Makefile.in (GTFILES): List except.h before except.c
18354 2009-04-17 Diego Novillo <dnovillo@google.com>
18356 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18357 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18358 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18359 (find_vars_r): ... here.
18360 * tree-flow.h (find_referenced_vars_in): Declare.
18361 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18362 that AVAIL_OUT exists for BLOCK.
18363 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18364 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18365 (tree-parloops.o): Likewise.
18367 2009-04-17 Simon Baldwin <simonb@google.com>
18369 * toplev.c (default_tree_printer): Add handling for %E format.
18371 2009-04-17 Diego Novillo <dnovillo@google.com>
18373 * tree-pretty-print.c (dump_generic_node): Add break after
18374 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18375 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18376 FUNCTION_TYPE together. Call print_struct_decl when printing
18377 structures and TDF_SLIM is not given.
18378 (print_struct_decl): Fix logic for detecting recursion.
18380 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18383 * gcc.c (create_at_file): New.
18384 (compile_input_file_p): New.
18385 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18386 * main.c (main): Update call to toplev_main.
18387 * toplev.c (toplev_main): Change signature. Call expandargv.
18388 * toplev.h (toplev_main): Change signature.
18390 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18392 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18393 if the latter is not constant.
18395 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18397 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18399 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18401 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18402 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18404 2009-04-17 Richard Guenther <rguenther@suse.de>
18406 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18407 Handle component references view-converting an invariant address.
18409 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
18411 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
18412 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
18413 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
18414 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
18415 Use @deftypevr rather than @deftypevar.
18417 2009-04-17 Richard Guenther <rguenther@suse.de>
18419 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
18420 (get_prop_source_stmt): Likewise.
18421 (can_propagate_from): Likewise.
18423 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
18425 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
18426 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
18427 (--with-multilib-list): Add default value.
18428 * configure: Regenerate.
18429 * Makefile.in (TM_ENDIAN_CONFIG): Define.
18430 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
18431 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
18432 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
18433 Don't add default cpu to multilib list unnecessarily, but do enable
18434 the relevant compiler option..
18435 Add support for --with-multilib-list=<blank> and
18436 --with-multilib-list=!<somelib> to supress unwanted multilibs.
18437 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
18438 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
18439 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
18440 TM_MULTILIB_CONFIG.
18441 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
18442 (MULTILIB_OSDIRNAMES): New variable.
18443 * config/sh/t-1e: Delete file.
18444 * config/sh/t-mlib-sh1: Delete file.
18445 * config/sh/t-mlib-sh2: Delete file.
18446 * config/sh/t-mlib-sh2a: Delete file.
18447 * config/sh/t-mlib-sh2a-nofpu: Delete file.
18448 * config/sh/t-mlib-sh2a-single: Delete file.
18449 * config/sh/t-mlib-sh2a-single-only: Delete file.
18450 * config/sh/t-mlib-sh2e: Delete file.
18451 * config/sh/t-mlib-sh3e: Delete file.
18452 * config/sh/t-mlib-sh4: Delete file.
18453 * config/sh/t-mlib-sh4-nofpu: Delete file.
18454 * config/sh/t-mlib-sh4-single: Delete file.
18455 * config/sh/t-mlib-sh4-single-only: Delete file.
18456 * config/sh/t-mlib-sh4a: Delete file.
18457 * config/sh/t-mlib-sh4a-nofpu: Delete file.
18458 * config/sh/t-mlib-sh4a-single: Delete file.
18459 * config/sh/t-mlib-sh4a-single-only: Delete file.
18460 * config/sh/t-mlib-sh4al: Delete file.
18461 * config/sh/t-mlib-sh5-32media: Delete file.
18462 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
18463 * config/sh/t-mlib-sh5-64media: Delete file.
18464 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
18465 * config/sh/t-mlib-sh5-compact: Delete file.
18466 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
18467 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
18468 * doc/install.texi (Options specification): Add
18469 --with-multilib-list and --with-endian.
18471 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18473 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
18475 (OBJS-common): Add plugin-version.o.
18476 (plugin-version.o): New.
18477 * gcc-plugin.h (plugin_gcc_version): New.
18478 (plugin_default_version_check): New.
18479 (plugin_init_func, plugin_init): Add version argument.
18480 * plugin-version.c: New.
18481 * plugin.c (str_plugin_gcc_version_name): New.
18482 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
18483 pass it to the init function.
18484 (plugin_default_version_check): New.
18486 2009-04-17 Richard Guenther <rguenther@suse.de>
18488 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
18489 for decl-vs-decl disambiguation.
18491 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
18493 * config/s390/s390.h (s390_tune_attr): New macro definition.
18494 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
18496 2009-04-17 Richard Guenther <rguenther@suse.de>
18498 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
18499 (fold_stmt_r): Likewise.
18500 (maybe_fold_reference): New function.
18501 (fold_gimple_assign): Handle cases fold_stmt_r did.
18502 (fold_stmt): Do not use fold_stmt_r.
18503 (fold_stmt_inplace): Likewise.
18505 2009-04-17 Richard Guenther <rguenther@suse.de>
18507 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
18508 (record_equivalences_from_stmt): Remove useless checks and
18510 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
18511 the type is already suitable.
18513 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
18515 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
18517 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
18519 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
18520 (CMPtype): Define as __gcc_CMPtype.
18522 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
18524 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
18525 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
18527 2009-04-17 Richard Guenther <rguenther@suse.de>
18529 PR tree-optimization/39746
18530 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
18531 special-casing for builtins and static variable use/def.
18532 (call_may_clobber_ref_p_1): Likewise.
18534 2009-04-16 Ian Lance Taylor <iant@google.com>
18536 * df.h: Include "timevar.h".
18537 (struct df_problem): Change tv_id field to timevar_id_t.
18538 * tree-pass.h: Include "timevar.h".
18539 (struct opt_pass): Change tv_id field to timevar_id_t.
18540 * timevar.h (timevar_id_t): Define TV_NONE.
18541 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
18542 TV_NONE rather than tv_id != 0.
18543 (execute_one_pass): Likewise.
18544 * Makefile.in (DF_H): Add $(TIMEVAR_H).
18545 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
18546 dependencies to $(TREE_PASS_H).
18547 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
18549 (pass_branch_target_load_optimize2): Likewise.
18550 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
18551 (pass_outof_cfg_layout_mode): Likewise.
18552 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
18553 (pass_rebuild_cgraph_edges): Likewise.
18554 (pass_remove_cgraph_callee_edges): Likewise.
18555 * df-core.c (pass_df_initialize_opt): Likewise.
18556 (pass_df_initialize_no_opt): Likewise.
18557 (pass_df_finish): Likewise.
18558 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
18559 * except.c (pass_set_nothrow_function_flags): Likewise.
18560 (pass_convert_to_eh_region_ranges): Likewise.
18561 * final.c (pass_compute_alignments): Likewise.
18562 * function.c (pass_instantiate_virtual_regs): Likewise.
18563 (pass_init_function): Likewise.
18564 (pass_leaf_regs): Likewise.
18565 (pass_match_asm_constraints): Likewise.
18566 * gimple-low.c (pass_lower_cf): Likewise.
18567 (pass_mark_used_blocks): Likewise.
18568 * init-regs.c (pass_initialize_regs): Likewise.
18569 * integrate.c (pass_initial_value_sets): Likewise.
18570 * ira.c (pass_ira): Likewise.
18571 * jump.c (pass_cleanup_barriers): Likewise.
18572 * omp-low.c (pass_expand_omp): Likewise.
18573 (pass_lower_omp): Likewise.
18574 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
18575 * recog.c (pass_split_all_insns): Likewise.
18576 (pass_split_after_reload): Likewise.
18577 (pass_split_before_regstack): Likewise.
18578 (pass_split_before_sched2): Likewise.
18579 (pass_split_for_shorten_branches): Likewise.
18580 * reginfo.c (pass_reginfo_init): Likewise.
18581 (pass_subregs_of_mode_init): Likewise.
18582 (pass_subregs_of_mode_finish): Likewise.
18583 * passes.c (pass_postreload): Likewise.
18584 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
18585 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
18586 (pass_warn_function_return): Likewise.
18587 (pass_warn_function_noreturn): Likewise.
18588 * tree-complex.c (pass_lower_complex): Likewise.
18589 (pass_lower_complex_O0): Likewise.
18590 * tree-if-conv.c (pass_if_conversion): Likewise.
18591 * tree-into-ssa.c (pass_build_ssa): Likewise.
18592 * tree-mudflap.c (pass_mudflap_1): Likewise.
18593 (pass_mudflap_2): Likewise.
18594 * tree-nomudflap.c (pass_mudflap_1): Likewise.
18595 (pass_mudflap_2): Likewise.
18596 * tree-nrv.c (pass_return_slot): Likewise.
18597 * tree-object-size.c (pass_object_sizes): Likewise.
18598 * tree-optimize.c (pass_all_optimizations): Likewise.
18599 (pass_early_local_passes): Likewise.
18600 (pass_all_early_optimizations): Likewise.
18601 (pass_cleanup_cfg): Likewise.
18602 (pass_cleanup_cfg_post_optimizing): Likewise.
18603 (pass_free_datastructures): Likewise.
18604 (pass_free_cfg_annotations): Likewise.
18605 (pass_fixup_cfg): Likewise.
18606 (pass_init_datastructures): Likewise.
18607 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
18608 (pass_late_warn_uninitialized): Likewise.
18609 (pass_update_address_taken): Likewise.
18610 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
18611 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
18612 (pass_cse_sincos): Likewise.
18613 (pass_convert_to_rsqrt): Likewise.
18614 * tree-ssa-structalias.c (pass_build_alias): Likewise.
18615 * tree-stdarg.c (pass_stdarg): Likewise.
18616 * tree-tailcall.c (pass_tail_recursion): Likewise.
18617 (pass_tail_calls): Likewise.
18618 * tree-vect-generic.c (pass_lower_vector): Likewise.
18619 (pass_lower_vector_ssa): Likewise.
18620 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
18622 2009-04-16 Joseph Myers <joseph@codesourcery.com>
18624 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
18626 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
18628 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
18629 logical and signext.
18631 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
18634 * config/sh/predicates.md (arith_operand): Check if the operand
18635 of TRUNCATE is a REG.
18637 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18639 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
18640 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
18642 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18644 * tree-iterator.c (tsi_split_statement_list_after,
18645 tsi_split_statement_list_before): Remove.
18646 * tree-iterator.h: Remove the prototypes for
18647 tsi_split_statement_list_after and tsi_split_statement_list_before.
18649 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18651 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
18652 * tree-ssa-propagate.h: Remove the prototype for
18653 stmt_makes_single_load.
18655 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18657 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
18658 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
18660 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18662 * tree-iterator.c (EXPR_LAST_BODY): Remove.
18664 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18666 * except.c (eh_region_outer_p): Remove.
18667 * except.h: Remove the prototype for eh_region_outer_p.
18669 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18671 * function.c (current_function_assembler_name): Remove.
18672 * function.h: Remove the prototype for
18673 current_function_assembler_name.
18675 2009-04-16 Ian Lance Taylor <iant@google.com>
18677 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
18678 (add_reg_note): Call alloc_reg_note.
18679 * rtl.h (alloc_reg_note): Declare.
18680 * combine.c (try_combine): Use alloc_reg_note.
18681 (recog_for_combine, move_deaths): Likewise.
18682 (distribute_notes): Use alloc_reg_note and add_reg_note.
18683 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
18684 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
18685 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
18687 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
18689 PR rtl-optimization/39762
18690 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
18691 ira_may_move_out_cost): Add comments about way of their usage.
18692 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
18694 * ira-conflicts.c (process_regs_for_copy): Use function
18695 ira_get_register_move_cost instead of global
18696 ira_register_move_cost.
18698 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
18699 color_pass, move_spill_restore, update_curr_costs): Ditto.
18701 * ira-lives.c (process_single_reg_class_operands): Ditto.
18703 * ira-emit.c (emit_move_list): Ditto.
18705 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
18706 (record_reg_classes): Ditto. Use functions
18707 ira_get_register_move_cost and ira_get_may_move_cost instead of
18708 global vars ira_register_move_cost, ira_may_move_out_cost and
18709 ira_may_move_in_cost.
18710 (record_address_regs): Don't call ira_init_register_move_cost.
18711 Use function ira_get_may_move_cost instead of global
18712 ira_may_move_in_cost.
18713 (process_bb_node_for_hard_reg_moves): Use function
18714 ira_get_register_move_cost instead of global ira_register_move_cost.
18715 (ira_costs): Don't call ira_init_register_move_cost.
18717 2009-04-16 Richard Guenther <rguenther@suse.de>
18719 * tree-cfg.c (verify_gimple_assign_binary):
18720 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
18721 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
18722 (create_general_new_stmt): Note that this function is broken.
18724 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18726 * common.opt (fhelp): Add Var(help_flag).
18727 * gcc-plugin.h (plugin_info): Add help.
18728 * plugin.c (plugin_name_args): Add help.
18729 (register_plugin_info): Set plugin->help.
18730 (print_help_one_plugin): New.
18731 (print_plugins_help): New.
18732 * plugin.h (print_plugins_help): New.
18733 * toplev.c (toplev_main): Call print_plugins_help if needed.
18735 2009-04-16 Richard Guenther <rguenther@suse.de>
18737 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
18738 (gimple_ior_addresses_taken_1): New function.
18739 (gimple_ior_addresses_taken): Likewise.
18740 * gimple.h (struct gimple_statement_with_ops_base): Remove
18741 addresses_taken member.
18742 (gimple_ior_addresses_taken): Declare.
18743 (gimple_addresses_taken, gimple_addresses_taken_ptr,
18744 gimple_set_addresses_taken): Remove.
18745 * ipa-reference.c (mark_address): New function.
18746 (scan_stmt_for_static_refs): Use it for marking addresses taken.
18747 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
18748 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
18749 (gimple_add_to_addresses_taken): Remove.
18750 (get_tmr_operands): Call mark_address_taken.
18751 (get_asm_expr_operands): Likewise.
18752 (get_expr_operands): Likewise.
18753 (build_ssa_operands): Do not clear the addresses_taken bitmap.
18754 (free_stmt_operands): Do not free it.
18755 * tree-ssa.c (delete_tree_ssa): Likewise.
18756 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
18758 2009-04-16 Richard Guenther <rguenther@suse.de>
18760 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
18761 (walk_stmt_load_store_ops): Likewise.
18762 * gimple.c (get_base_loadstore): New function.
18763 (walk_stmt_load_store_addr_ops): Likewise.
18764 (walk_stmt_load_store_ops): Likewise.
18765 * ipa-pure-const.c (check_op): Simplify.
18766 (check_load, check_store): New functions.
18767 (check_stmt): Use walk_stmt_load_store_ops.
18768 * ipa-reference.c (mark_load): Adjust signature.
18769 (mark_store): Likewise.
18770 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
18772 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18774 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
18775 (plugin_info): New.
18776 * opts.c (common_handle_option): Don't call print_version.
18777 * plugin.c (plugin_name_args): Add version.
18778 (register_plugin_info): New.
18779 (register_callback): Handle PLUGIN_INFO.
18780 (try_init_one_plugin): New.
18781 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
18783 (finalize_one_plugin): New.
18784 (finalize_plugins): New.
18785 (print_one_plugin): New.
18786 (print_plugins_versions): New.
18787 * plugin.h (print_plugins_versions): New.
18788 (finalize_plugins): New.
18789 * toplev.c (compile_file): Don't call initialize_plugins.
18790 (print_version): Call print_plugins_versions.
18791 (toplev_main): Call initialize_plugins. Print version if needed.
18792 Call finalize_plugins.
18794 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18796 * common.opt (fversion): New.
18797 * gcc.c (print_version): New.
18798 (process_command): Don't print the version. Just set print_version.
18799 (main): Print version. Call subprocesses if print_version and
18800 verbose_flag are set.
18801 * opts.c (common_handle_option): Handle OPT_fversion.
18803 2009-04-16 Richard Guenther <rguenther@suse.de>
18804 Ira Rosen <irar@il.ibm.com>
18806 PR tree-optimization/39698
18807 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
18808 type of the reduction variable. Only generate the def if
18811 * omp-low.c (expand_omp_for_generic): When converting to a pointer
18812 make sure to first convert to an integer of the same precision.
18813 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
18814 the type of the evolution correctly in computing the new
18815 induction variable base.
18817 2009-04-16 Richard Guenther <rguenther@suse.de>
18819 PR middle-end/39625
18820 * tree-cfg.c (make_blocks): Split statements with to-be
18821 abnormal SSA names on the lhs.
18823 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
18825 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
18826 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
18827 * c-typeck.c (really_start_incremental_init): Likewise.
18828 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
18829 (TARGET_INITIALIZER): Remove it.
18830 * target.h (struct target): Remove vector_opaque_p.
18831 * tree.c (build_opaque_vector_type): New.
18832 * tree.h (TYPE_VECTOR_OPAQUE): New.
18833 (build_opaque_vector_type): Declare.
18834 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
18835 * config/rs6000/rs6000.c (build_opaque_vector_type,
18836 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
18837 (rs6000_init_builtins): Use build_opaque_vector_type for
18838 opaque_V4SI_type_node.
18840 2009-04-15 Catherine Moore <clm@codesourcery.com>
18842 * debug.h (set_name): Declare.
18843 * dwarf2out.c (dwarf2out_set_name): Declare.
18844 (dwarf2_debug_hooks): Add set_name.
18845 (find_AT_string): New.
18846 (add_AT_string): Call find_AT_string.
18847 (dwarf2out_set_name): New.
18848 * cp/decl.c (grokdeclarator): Call set_name.
18849 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
18850 * debug.c (do_nothing_debug_hooks): Likewise.
18851 * dbxout.c (dbx_debug_hooks): Likewise.
18852 * sdbout.c (sdb_debug_hooks): Likewise.
18854 2009-04-15 Michael Eager <eager@eagercon.com>
18856 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
18857 reg for single-precision FPU.
18858 * config/rs6000/rs6000.md (movsi_internal1): Only for
18859 !TARGET_SINGLE_FPU.
18860 (movsi_internal1_single): New. Add pattern to move SI values to/from
18861 single-precision FP regs.
18863 2009-04-15 Richard Guenther <rguenther@suse.de>
18865 * omp-low.c (lower_rec_input_clauses): Build correct address
18867 (expand_omp_for_generic): Fix multiplication type.
18868 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
18869 (generate_memset_zero): Fix types.
18870 * tree-profile.c (prepare_instrumented_value): Correctly
18873 2009-04-15 Ian Lance Taylor <iant@google.com>
18875 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
18876 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
18877 for -Wall and for -Wc++-compat.
18878 (c_common_post_options): For C++, set warn_enum_compare if not
18880 * c-tree.h (struct c_expr): Add field original_type.
18881 (build_external_ref): Update declaration.
18882 * c-parser.c (c_parser_braced_init): Set original_type.
18883 (c_parser_initelt): Likewise.
18884 (c_parser_expr_no_commas): Likewise.
18885 (c_parser_conditional_expression): Likewise.
18886 (c_parser_cast_expression): Likewise.
18887 (c_parser_unary_expression): Likewise. Pull setting of
18888 original_code to top of function.
18889 (c_parser_sizeof_expression): Set original_type.
18890 (c_parser_alignof_expression): Likewise.
18891 (c_parser_postfix_expression): Likewise. Pull setting of
18892 original_code to top of function.
18893 (c_parser_postfix_expression_after_paren_type): Set original_type.
18894 (c_parser_postfix_expression_after_primary): Likewise.
18895 (c_parser_expression): Likewise.
18896 * c-typeck.c (build_external_ref): Add type parameter. Change all
18898 (c_expr_sizeof_expr): Set original_type field.
18899 (parser_build_unary_op): Likewise.
18900 (parser_build_binary_op): Likewise. Optionally warn about
18901 comparisons of enums of different types.
18902 (digest_init): Set original_type field.
18903 (really_start_incremental_init): Likewise.
18904 (push_init_level, pop_init_level): Likewise.
18905 * doc/invoke.texi (Warning Options): -Wenum-compare now
18908 2009-04-15 Richard Guenther <rguenther@suse.de>
18910 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
18911 out a necessary conversion.
18912 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
18913 names we didn't value number.
18914 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
18916 2009-04-15 Richard Guenther <rguenther@suse.de>
18918 PR tree-optimization/39764
18919 * tree-ssa-ccp.c (get_value): Canonicalize value with
18920 canonicalize_float_value.
18922 2009-04-15 Jan Hubicka <jh@suse.cz>
18924 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
18925 Wrong version of patch.
18927 2009-04-15 Jan Hubicka <jh@suse.cz>
18929 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
18931 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
18933 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
18934 our distinct integral and vector types.
18936 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
18938 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
18939 * init.c (build_vtbl_address): Remove call to assemble_external.
18941 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
18943 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
18944 output for other floating point modes.
18946 2009-04-14 Diego Novillo <dnovillo@google.com>
18948 * diagnostic.c (diagnostic_report_diagnostic): Do not
18949 warn about loaded plugins for DK_ERROR and DK_WARNING.
18950 * c-decl.c (declspecs_add_type): Move call to
18951 invoke_plugin_callbacks ...
18952 * c-parser.c (c_parser_declspecs): ... here.
18953 * plugin.c (dump_active_plugins): Tidy output.
18955 2009-04-14 Diego Novillo <dnovillo@google.com>
18956 Le-Chun Wu <lcwu@google.com>
18958 * configure.ac: Add --enable-plugin support.
18959 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
18960 * Makefile.in (PLUGIN_H): Define.
18961 Export ENABLE_PLUGIN and GMPINC to site.exp.
18962 Add PLUGINLIBS to link command.
18963 Add/modify dependencies for plugin.o and files including plugin.h.
18965 * config.in: Regenerate.
18967 * opts.c (common_handle_option): Handle OPT_fplugin_ and
18970 2009-04-14 Le-Chun Wu <lcwu@google.com>
18972 * tree-pass.h (register_one_dump_file): Add a prototype for
18973 register_one_dump_file.
18974 * toplev.c (compile_file): Call initialize_plugins.
18975 (do_compile): Call invoke_plugin_callbacks.
18976 (toplev_main): Call invoke_plugin_callbacks.
18977 * common.opt: Add -fplugin= and -fplugin-arg-.
18978 * gcc-plugin.h: New public header file for plugins to include.
18979 * plugin.c: New source file.
18980 * plugin.h: New internal header file.
18981 * passes.c (register_one_dump_file): Make it external.
18983 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
18985 2009-04-14 Diego Novillo <dnovillo@google.com>
18987 * doc/plugins.texi: New.
18988 * doc/gccint.texi: Add reference to Plugins chapter.
18989 * doc/invoke.texi: Document -fplugin and -fplugin-arg
18990 * diagnostic.c (diagnostic_report_diagnostic): Warn about
18991 loaded plugins, if any.
18992 * timevar.def (TV_PLUGIN_INIT): Define.
18993 (TV_PLUGIN_RUN): Define.
18994 * plugin.c: Include timevar.h
18995 (plugins_active_p): New.
18996 (dump_active_plugins): New.
18997 (debug_active_plugins): New.
18999 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19001 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19003 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19005 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19007 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19008 the same as a minus without a shift.
19010 2009-04-14 Nick Clifton <nickc@redhat.com>
19012 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19013 comparisons with small integers will always produce a short
19016 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19019 2008-12-19 Diego Novillo <dnovillo@google.com>
19021 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19023 2009-04-14 Richard Guenther <rguenther@suse.de>
19025 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19027 (verify_gimple_assign_binary): Likewise. Handle shifts and
19029 (verify_gimple_phi): Print the mismatched argument position.
19030 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19032 (vect_update_init_of_dr): Likewise.
19033 * matrix-reorg.c (transform_access_sites): Do what the
19035 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19037 2009-04-13 Michael Eager <eager@eagercon.com>
19039 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19040 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19041 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19042 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19043 remove duplicate config
19045 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19047 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19048 file_name:line_number type locator of the call site.
19050 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19052 * genautomata.c: Put blank after comma.
19053 (automaton_decls): New.
19054 (struct unit_usage): Add comments to member next.
19055 (store_alt_unit_usage): Keep the list ordered.
19056 (unit_present_on_list_p, equal_alternatives_p): New.
19057 (check_regexp_units_distribution): Check units distribution
19058 correctness correctly.
19059 (main): Don't write automata if error is found. Return correct
19062 * config/m68k/cf.md (cfv4_ds): Remove.
19063 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19064 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19066 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19067 power4-load-ext, power4-store, power4-store-update,
19068 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19069 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19070 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19071 power4-sqrt, power4-isync): Modify reservation to make correct
19072 unit distribution to automata.
19074 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19075 power5-store-update, power5-two, power5-three, power5-lmul,
19076 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19078 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19080 * except.c (pass_set_nothrow_function_flags): Set name and add
19082 (set_nothrow_function_flags): Mention in the dump file when
19083 changing a function to nothrow.
19085 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19088 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19089 instead of unsigned long.
19091 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19093 * config/arm/arm.c (return_used_this_function): Remove.
19094 (arm_output_function_prologue): Remove use of
19095 return_used_this_function.
19096 (output_return_instruction): Replace use of
19097 return_used_this_function
19098 by cfun->machine->return_used_this_function.
19099 (arm_output_epilogue): Likewise.
19100 (arm_output_function_epilogue): Likewise.
19101 (thumb_unexpanded_epilogue): Likewise.
19102 * config/arm/arm.h (struct machine_function):
19103 New member return_used_this_function.
19105 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19107 * doc/install.texi: Correct description of default directory for
19108 --with-gxx-include-dir.
19110 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19112 * fold-const.c (build_range_check): Properly deal with enumeral and
19113 boolean base types.
19115 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19117 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19118 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19119 * params.h (MAX_GCSE_PASSES): Remove.
19120 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19121 in sequence. Remove ability to run multiple passes.
19122 (bypass_jumps): Report run as third CPROP pass.
19124 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19126 PR middle-end/39651
19127 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19128 when deciding whether the whole SEQUENCE can throw.
19130 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19133 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19134 offseted label references.
19136 2009-04-11 Jan Hubicka <jh@suse.cz>
19138 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19140 2009-04-11 Richard Guenther <rguenther@suse.de>
19142 PR middle-end/39732
19143 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19144 return variables as TREE_ADDRESSABLE.
19146 2009-04-11 Richard Guenther <rguenther@suse.de>
19148 PR tree-optimization/39713
19149 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19150 reference trees have SSA_NAME operands.
19152 2009-04-11 Richard Guenther <rguenther@suse.de>
19155 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19156 address expressions.
19158 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19160 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19161 match changes in Cygwin 1.7
19162 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19163 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19165 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19167 PR tree-optimization/39701
19168 * doc/invoke.texi (Optimization Options): Document change in
19169 meaning and initialization of -fdelete-null-pointer-checks.
19171 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19173 PR middle-end/39701
19174 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19176 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19179 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19181 2009-04-10 Chao-ying Fu <fu@mips.com>
19183 * doc/tm.texi (Instruction Output): Document
19184 TARGET_ASM_FINAL_POSTSCAN_INSN.
19185 * target.h (final_postscan_insn): New field in asm_out.
19186 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19187 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19188 * final.c (final_scan_insn): Call
19189 targetm.asm_out.final_postscan_insn after outputting
19190 an asm macro and a normal instruction.
19192 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19193 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19194 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19195 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19196 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19198 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19200 PR middle-end/39701
19201 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19202 variables as non-NULL even with -fdelete-null-pointer-checks.
19204 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19206 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19208 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19211 * config/i386/i386.c (classify_argument): Handle SCmode with
19212 (bit_offset % 64) != 0.
19214 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19216 * doc/invoke.texi (Optimize Options): Add cross-reference to
19217 -Q --help=optimizers examples.
19219 2009-04-10 Ben Elliston <bje@au.ibm.com>
19222 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19223 regalign for the reg == fpr and TDmode case.
19225 2009-04-09 David Ayers <ayers@fsfe.org>
19228 * objc/objc-act.c (warn_with_method): Remove helper function.
19229 (check_duplicates): Call warning and inform directly.
19230 (really_start_method): Likewise.
19232 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19234 * expmed.c (expand_divmod): Always use a comparison for a division
19235 by a large unsigned integer.
19237 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19238 for things others than variables or functions as nonzero.
19240 2009-04-09 Nick Clifton <nickc@redhat.com>
19242 * unwind-compat.c: Change copyright header to refer to version
19243 3 of the GNU General Public License with version 3.1 of the
19244 GCC Runtime Library Exception and to point readers at the
19245 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19246 * config/alpha/crtfastmath.c: Likewise.
19247 * config/alpha/linux-unwind.h: Likewise.
19248 * config/alpha/qrnnd.asm: Likewise.
19249 * config/alpha/vms-crt0-64.c: Likewise.
19250 * config/alpha/vms-crt0.c: Likewise.
19251 * config/alpha/vms-dwarf2.asm: Likewise.
19252 * config/alpha/vms-dwarf2eh.asm: Likewise.
19253 * config/alpha/vms-psxcrt0-64.c: Likewise.
19254 * config/alpha/vms-psxcrt0.c: Likewise.
19255 * config/alpha/vms_tramp.asm: Likewise.
19256 * config/arc/initfini.c: Likewise.
19257 * config/arc/lib1funcs.asm: Likewise.
19258 * config/arm/bpabi-v6m.S: Likewise.
19259 * config/arm/bpabi.S: Likewise.
19260 * config/arm/bpabi.c: Likewise.
19261 * config/arm/crti.asm: Likewise.
19262 * config/arm/crtn.asm: Likewise.
19263 * config/arm/ieee754-df.S: Likewise.
19264 * config/arm/ieee754-sf.S: Likewise.
19265 * config/arm/lib1funcs.asm: Likewise.
19266 * config/arm/libunwind.S: Likewise.
19267 * config/arm/linux-atomic.c: Likewise.
19268 * config/arm/mmintrin.h: Likewise.
19269 * config/arm/pr-support.c: Likewise.
19270 * config/arm/unaligned-funcs.c: Likewise.
19271 * config/arm/unwind-arm.c: Likewise.
19272 * config/arm/unwind-arm.h: Likewise.
19273 * config/avr/libgcc.S: Likewise.
19274 * config/bfin/crti.s: Likewise.
19275 * config/bfin/crtlibid.s: Likewise.
19276 * config/bfin/crtn.s: Likewise.
19277 * config/bfin/lib1funcs.asm: Likewise.
19278 * config/bfin/linux-unwind.h: Likewise.
19279 * config/cris/arit.c: Likewise.
19280 * config/cris/cris_abi_symbol.c: Likewise.
19281 * config/darwin-64.c: Likewise.
19282 * config/darwin-crt2.c: Likewise.
19283 * config/darwin-crt3.c: Likewise.
19284 * config/darwin.h: Likewise.
19285 * config/dbxelf.h: Likewise.
19286 * config/dfp-bit.c: Likewise.
19287 * config/dfp-bit.h: Likewise.
19288 * config/elfos.h: Likewise.
19289 * config/fixed-bit.c: Likewise.
19290 * config/fixed-bit.h: Likewise.
19291 * config/fp-bit.c: Likewise.
19292 * config/fp-bit.h: Likewise.
19293 * config/fr30/crti.asm: Likewise.
19294 * config/fr30/crtn.asm: Likewise.
19295 * config/fr30/lib1funcs.asm: Likewise.
19296 * config/freebsd-spec.h: Likewise.
19297 * config/frv/cmovd.c: Likewise.
19298 * config/frv/cmovh.c: Likewise.
19299 * config/frv/cmovw.c: Likewise.
19300 * config/frv/frvbegin.c: Likewise.
19301 * config/frv/frvend.c: Likewise.
19302 * config/frv/lib1funcs.asm: Likewise.
19303 * config/glibc-stdint.h: Likewise.
19304 * config/h8300/clzhi2.c: Likewise.
19305 * config/h8300/crti.asm: Likewise.
19306 * config/h8300/crtn.asm: Likewise.
19307 * config/h8300/ctzhi2.c: Likewise.
19308 * config/h8300/fixunssfsi.c: Likewise.
19309 * config/h8300/lib1funcs.asm: Likewise.
19310 * config/h8300/parityhi2.c: Likewise.
19311 * config/h8300/popcounthi2.c: Likewise.
19312 * config/i386/ammintrin.h: Likewise.
19313 * config/i386/att.h: Likewise.
19314 * config/i386/avxintrin.h: Likewise.
19315 * config/i386/biarch64.h: Likewise.
19316 * config/i386/bmmintrin.h: Likewise.
19317 * config/i386/cpuid.h: Likewise.
19318 * config/i386/cross-stdarg.h: Likewise.
19319 * config/i386/crtfastmath.c: Likewise.
19320 * config/i386/crtprec.c: Likewise.
19321 * config/i386/cygming-crtbegin.c: Likewise.
19322 * config/i386/cygming-crtend.c: Likewise.
19323 * config/i386/cygwin.asm: Likewise.
19324 * config/i386/emmintrin.h: Likewise.
19325 * config/i386/gmm_malloc.h: Likewise.
19326 * config/i386/gthr-win32.c: Likewise.
19327 * config/i386/i386.h: Likewise.
19328 * config/i386/immintrin.h: Likewise.
19329 * config/i386/linux-unwind.h: Likewise.
19330 * config/i386/linux64.h: Likewise.
19331 * config/i386/mm3dnow.h: Likewise.
19332 * config/i386/mmintrin-common.h: Likewise.
19333 * config/i386/mmintrin.h: Likewise.
19334 * config/i386/nmmintrin.h: Likewise.
19335 * config/i386/pmm_malloc.h: Likewise.
19336 * config/i386/pmmintrin.h: Likewise.
19337 * config/i386/smmintrin.h: Likewise.
19338 * config/i386/sol2-c1.asm: Likewise.
19339 * config/i386/sol2-ci.asm: Likewise.
19340 * config/i386/sol2-cn.asm: Likewise.
19341 * config/i386/sol2-gc1.asm: Likewise.
19342 * config/i386/tmmintrin.h: Likewise.
19343 * config/i386/unix.h: Likewise.
19344 * config/i386/w32-unwind.h: Likewise.
19345 * config/i386/wmmintrin.h: Likewise.
19346 * config/i386/x86-64.h: Likewise.
19347 * config/i386/x86intrin.h: Likewise.
19348 * config/i386/xmmintrin.h: Likewise.
19349 * config/ia64/crtbegin.asm: Likewise.
19350 * config/ia64/crtend.asm: Likewise.
19351 * config/ia64/crtfastmath.c: Likewise.
19352 * config/ia64/crti.asm: Likewise.
19353 * config/ia64/crtn.asm: Likewise.
19354 * config/ia64/fde-glibc.c: Likewise.
19355 * config/ia64/lib1funcs.asm: Likewise.
19356 * config/ia64/linux-unwind.h: Likewise.
19357 * config/ia64/quadlib.c: Likewise.
19358 * config/ia64/unwind-ia64.c: Likewise.
19359 * config/linux.h: Likewise.
19360 * config/m32c/m32c-lib1.S: Likewise.
19361 * config/m32c/m32c-lib2-trapv.c: Likewise.
19362 * config/m32c/m32c-lib2.c: Likewise.
19363 * config/m32r/initfini.c: Likewise.
19364 * config/m68hc11/larith.asm: Likewise.
19365 * config/m68hc11/m68hc11-crt0.S: Likewise.
19366 * config/m68k/cf.md: Likewise.
19367 * config/m68k/crti.s: Likewise.
19368 * config/m68k/crtn.s: Likewise.
19369 * config/m68k/lb1sf68.asm: Likewise.
19370 * config/m68k/linux-unwind.h: Likewise.
19371 * config/mcore/crti.asm: Likewise.
19372 * config/mcore/crtn.asm: Likewise.
19373 * config/mcore/lib1.asm: Likewise.
19374 * config/mips/linux-unwind.h: Likewise.
19375 * config/mips/loongson.h: Likewise.
19376 * config/mips/mips16.S: Likewise.
19377 * config/mmix/crti.asm: Likewise.
19378 * config/mmix/crtn.asm: Likewise.
19379 * config/pa/fptr.c: Likewise.
19380 * config/pa/hpux-unwind.h: Likewise.
19381 * config/pa/lib2funcs.asm: Likewise.
19382 * config/pa/linux-atomic.c: Likewise.
19383 * config/pa/linux-unwind.h: Likewise.
19384 * config/pa/milli64.S: Likewise.
19385 * config/pa/quadlib.c: Likewise.
19386 * config/pa/stublib.c: Likewise.
19387 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19388 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19389 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19390 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19391 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19392 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19393 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19394 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19395 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19396 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19397 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19398 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19399 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19400 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19401 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19402 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19403 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19404 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19405 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19406 * config/rs6000/750cl.h: Likewise.
19407 * config/rs6000/altivec.h: Likewise.
19408 * config/rs6000/biarch64.h: Likewise.
19409 * config/rs6000/crtresfpr.asm: Likewise.
19410 * config/rs6000/crtresgpr.asm: Likewise.
19411 * config/rs6000/crtresxfpr.asm: Likewise.
19412 * config/rs6000/crtresxgpr.asm: Likewise.
19413 * config/rs6000/crtsavfpr.asm: Likewise.
19414 * config/rs6000/crtsavgpr.asm: Likewise.
19415 * config/rs6000/darwin-asm.h: Likewise.
19416 * config/rs6000/darwin-fallback.c: Likewise.
19417 * config/rs6000/darwin-fpsave.asm: Likewise.
19418 * config/rs6000/darwin-ldouble.c: Likewise.
19419 * config/rs6000/darwin-tramp.asm: Likewise.
19420 * config/rs6000/darwin-unwind.h: Likewise.
19421 * config/rs6000/darwin-vecsave.asm: Likewise.
19422 * config/rs6000/darwin-world.asm: Likewise.
19423 * config/rs6000/e500crtres32gpr.asm: Likewise.
19424 * config/rs6000/e500crtres64gpr.asm: Likewise.
19425 * config/rs6000/e500crtres64gprctr.asm: Likewise.
19426 * config/rs6000/e500crtrest32gpr.asm: Likewise.
19427 * config/rs6000/e500crtrest64gpr.asm: Likewise.
19428 * config/rs6000/e500crtresx32gpr.asm: Likewise.
19429 * config/rs6000/e500crtresx64gpr.asm: Likewise.
19430 * config/rs6000/e500crtsav32gpr.asm: Likewise.
19431 * config/rs6000/e500crtsav64gpr.asm: Likewise.
19432 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
19433 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
19434 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
19435 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
19436 * config/rs6000/eabi-ci.asm: Likewise.
19437 * config/rs6000/eabi-cn.asm: Likewise.
19438 * config/rs6000/eabi.asm: Likewise.
19439 * config/rs6000/linux-unwind.h: Likewise.
19440 * config/rs6000/linux64.h: Likewise.
19441 * config/rs6000/paired.h: Likewise.
19442 * config/rs6000/paired.md: Likewise.
19443 * config/rs6000/ppc64-fp.c: Likewise.
19444 * config/rs6000/ppu_intrinsics.h: Likewise.
19445 * config/rs6000/rs6000.h: Likewise.
19446 * config/rs6000/si2vmx.h: Likewise.
19447 * config/rs6000/sol-ci.asm: Likewise.
19448 * config/rs6000/sol-cn.asm: Likewise.
19449 * config/rs6000/spe.h: Likewise.
19450 * config/rs6000/spu2vmx.h: Likewise.
19451 * config/rs6000/sysv4.h: Likewise.
19452 * config/rs6000/tramp.asm: Likewise.
19453 * config/rs6000/vec_types.h: Likewise.
19454 * config/s390/linux-unwind.h: Likewise.
19455 * config/s390/tpf-unwind.h: Likewise.
19456 * config/score/crti.asm: Likewise.
19457 * config/score/crtn.asm: Likewise.
19458 * config/sh/crt1.asm: Likewise.
19459 * config/sh/crti.asm: Likewise.
19460 * config/sh/crtn.asm: Likewise.
19461 * config/sh/divtab-sh4-300.c: Likewise.
19462 * config/sh/divtab-sh4.c: Likewise.
19463 * config/sh/divtab.c: Likewise.
19464 * config/sh/lib1funcs-4-300.asm: Likewise.
19465 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
19466 * config/sh/lib1funcs.asm: Likewise.
19467 * config/sh/lib1funcs.h: Likewise.
19468 * config/sh/linux-atomic.asm: Likewise.
19469 * config/sh/linux-unwind.h: Likewise.
19470 * config/sh/shmedia.h: Likewise.
19471 * config/sh/sshmedia.h: Likewise.
19472 * config/sh/ushmedia.h: Likewise.
19473 * config/sparc/crtfastmath.c: Likewise.
19474 * config/sparc/linux-unwind.h: Likewise.
19475 * config/sparc/sol2-c1.asm: Likewise.
19476 * config/sparc/sol2-ci.asm: Likewise.
19477 * config/sparc/sol2-cn.asm: Likewise.
19478 * config/spu/divmodti4.c: Likewise.
19479 * config/spu/divv2df3.c: Likewise.
19480 * config/spu/float_disf.c: Likewise.
19481 * config/spu/float_unsdidf.c: Likewise.
19482 * config/spu/float_unsdisf.c: Likewise.
19483 * config/spu/float_unssidf.c: Likewise.
19484 * config/spu/mfc_multi_tag_release.c: Likewise.
19485 * config/spu/mfc_multi_tag_reserve.c: Likewise.
19486 * config/spu/mfc_tag_release.c: Likewise.
19487 * config/spu/mfc_tag_reserve.c: Likewise.
19488 * config/spu/mfc_tag_table.c: Likewise.
19489 * config/spu/multi3.c: Likewise.
19490 * config/spu/spu_internals.h: Likewise.
19491 * config/spu/spu_intrinsics.h: Likewise.
19492 * config/spu/spu_mfcio.h: Likewise.
19493 * config/spu/vec_types.h: Likewise.
19494 * config/spu/vmx2spu.h: Likewise.
19495 * config/stormy16/stormy16-lib2.c: Likewise.
19496 * config/svr4.h: Likewise.
19497 * config/sync.c: Likewise.
19498 * config/v850/lib1funcs.asm: Likewise.
19499 * config/vxlib-tls.c: Likewise.
19500 * config/vxlib.c: Likewise.
19501 * config/vxworks-dummy.h: Likewise.
19502 * config/xtensa/crti.asm: Likewise.
19503 * config/xtensa/crtn.asm: Likewise.
19504 * config/xtensa/ieee754-df.S: Likewise.
19505 * config/xtensa/ieee754-sf.S: Likewise.
19506 * config/xtensa/lib1funcs.asm: Likewise.
19507 * config/xtensa/lib2funcs.S: Likewise.
19508 * config/xtensa/linux-unwind.h: Likewise.
19509 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19510 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
19511 * coretypes.h: Likewise.
19512 * crtstuff.c: Likewise.
19513 * defaults.h: Likewise.
19514 * dwarf2.h: Likewise.
19515 * emutls.c: Likewise.
19516 * gbl-ctors.h: Likewise.
19517 * gcov-io.h: Likewise.
19518 * ginclude/float.h: Likewise.
19519 * ginclude/iso646.h: Likewise.
19520 * ginclude/stdarg.h: Likewise.
19521 * ginclude/stdbool.h: Likewise.
19522 * ginclude/stddef.h: Likewise.
19523 * ginclude/stdfix.h: Likewise.
19524 * ginclude/stdint-gcc.h: Likewise.
19525 * ginclude/tgmath.h: Likewise.
19526 * gthr-aix.h: Likewise.
19527 * gthr-dce.h: Likewise.
19528 * gthr-gnat.c: Likewise.
19529 * gthr-gnat.h: Likewise.
19530 * gthr-lynx.h: Likewise.
19531 * gthr-mipssde.h: Likewise.
19532 * gthr-nks.h: Likewise.
19533 * gthr-posix.c: Likewise.
19534 * gthr-posix.h: Likewise.
19535 * gthr-posix95.h: Likewise.
19536 * gthr-rtems.h: Likewise.
19537 * gthr-single.h: Likewise.
19538 * gthr-solaris.h: Likewise.
19539 * gthr-tpf.h: Likewise.
19540 * gthr-vxworks.h: Likewise.
19541 * gthr-win32.h: Likewise.
19542 * gthr.h: Likewise.
19543 * libgcc2.c: Likewise.
19544 * libgcc2.h: Likewise.
19545 * libgcov.c: Likewise.
19546 * tsystem.h: Likewise.
19547 * typeclass.h: Likewise.
19548 * unwind-c.c: Likewise.
19549 * unwind-compat.h: Likewise.
19550 * unwind-dw2-fde-compat.c: Likewise.
19551 * unwind-dw2-fde-darwin.c: Likewise.
19552 * unwind-dw2-fde-glibc.c: Likewise.
19553 * unwind-dw2-fde.c: Likewise.
19554 * unwind-dw2-fde.h: Likewise.
19555 * unwind-dw2.c: Likewise.
19556 * unwind-dw2.h: Likewise.
19557 * unwind-generic.h: Likewise.
19558 * unwind-pe.h: Likewise.
19559 * unwind-sjlj.c: Likewise.
19560 * unwind.inc: Likewise.
19561 * config/arm/neon-gen.ml: Change generated copyright header to
19562 refer to version 3 of the GNU General Public License with
19563 version 3.1 of the GCC Runtime Library Exception and to point
19564 readers at the COPYING3 and COPYING3.RUNTIME files and the
19565 FSF's license web page.
19566 * config/arm/arm_neon.h: Regenerate.
19568 2009-04-09 Jakub Jelinek <jakub@redhat.com>
19570 * config/cris/cris.md: Change copyright header to refer to version
19571 3 of the GNU General Public License.
19572 * doc/install.texi2html: Change copyright header to refer to version
19573 3 of the GNU General Public License and to point readers at the
19574 COPYING3 file and the FSF's license web page.
19575 * config/vax/linux.h: Likewise.
19577 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19579 * config/i386/i386.md (cmpcc): New.
19580 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
19581 (sync_compare_and_swap_cc*): Delete.
19583 * config/s390/s390.c (s390_compare_emitted): Remove.
19584 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
19585 s390_compare_emitted used to be handled. Assert that modes match.
19586 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
19587 refer to sync_compare_and_swap_ccsi.
19588 * config/s390/s390.h (s390_compare_emitted): Remove.
19589 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
19590 instead of s390_compare_emitted.
19591 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
19592 instead of s390_compare_emitted.
19593 * config/s390/s390.md (cmpcc): New.
19594 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
19595 CC_REGNUM, do not pretend it's set.
19596 (sync_compare_and_swap_cc*): Delete.
19597 * config/s390/predicates.md (cc_reg_operand): New.
19599 * expr.c (sync_compare_and_swap_cc): Delete.
19600 * optabs.h (sync_compare_and_swap_cc): Delete.
19601 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
19602 is being used with can_compare_p.
19603 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
19604 (find_cc_set): New.
19605 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
19606 look for a MODE_CC set instead. Use emit_store_flag.
19607 (expand_compare_and_swap_loop): Likewise, with some additional
19608 complication to avoid a force_reg when useless. Use
19609 emit_cmp_and_jump_insns.
19610 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
19611 * doc/md.texi (sync_compare_and_swap_cc): Merge with
19612 sync_compare_and_swap documentation.
19614 2009-04-09 Jan Hubicka <jh@suse.cz>
19616 * except.c (find_prev_try): Break out from ....
19617 (duplicate_eh_regions): ... here; properly update prev_try pointers
19618 when duplication part of tree.
19619 (dump_eh_tree): Improve dumping.
19620 (verify_eh_region): New.
19621 (verify_eh_tree): Use it.
19623 2009-04-06 Richard Guenther <rguenther@suse.de>
19625 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
19626 &ARRAY addresses by adjusting their types and prepending
19628 * tree-cfg.c (verify_gimple_assign_single): Verify that
19629 addresses are correct.
19631 2009-04-09 Richard Guenther <rguenther@suse.de>
19633 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
19634 indices into an array reference if possible.
19635 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19636 Fold POINTER_PLUS_EXPR statements with invariant address.
19638 2009-04-09 Alan Modra <amodra@bigpond.net.au>
19641 * config.gcc (powerpc64-*-linux*): Always build biarch.
19643 2009-04-09 Joseph Myers <joseph@codesourcery.com>
19646 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
19647 it and pedwarn if this results in an INTEGER_CST.
19649 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19651 * doc/install.texi: Update minimum GMP version. Remove obsolete
19652 text in MPFR section.
19654 2009-04-08 Jakub Jelinek <jakub@redhat.com>
19656 * dwarf2out.c (class_scope_p): New static inline.
19657 (class_or_namespace_scope_p): Use it.
19658 (gen_variable_die): Use DW_TAG_member tag for static data member
19659 declarations instead of DW_TAG_variable.
19661 PR middle-end/39573
19662 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
19665 2009-04-08 Richard Guenther <rguenther@suse.de>
19667 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
19668 valueize random data.
19670 2009-04-08 David Edelsohn <edelsohn@gnu.org>
19672 * config.gcc (aix tm_file): Add aix-stdint.h.
19673 (aix tm clause use_gcc_stdint): Set to wrap.
19674 * config/rs6000/aix-stdint.h: New file.
19676 2009-04-08 Richard Guenther <rguenther@suse.de>
19678 PR middle-end/36291
19679 * tree-dfa.c (add_referenced_var): Do not recurse into
19680 global initializers.
19681 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
19683 (fold_const_aggregate_ref): Likewise.
19685 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19687 * recog.c (ordered_comparison_operator): New.
19688 * gensupport.c (std_preds): Add it.
19689 * doc/md.texi (Machine-Independent Predicates): Document it.
19691 2009-04-08 Jan Hubicka <jh@suse.cz>
19693 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
19694 * function.h (rtl_eh): Remove exception_handler_label_map.
19695 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
19696 remove_exception_handler_label, for_each_eh_label_1): Remove.
19697 (rtl_remove_unreachable_regions): Remove.
19698 (convert_from_eh_region_ranges): Do not remove unreachable regions.
19699 (find_exception_handler_labels): Don't build the hashtable.
19700 (maybe_remove_eh_handler): Remove.
19701 (for_each_eh_label): Rewrite to walk the tree.
19702 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
19703 * except.h (maybe_remove_eh_handler): Remove.
19704 * passes.c (init_optimization_passes): Schedule second EH cleanup
19706 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
19707 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
19709 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19711 * genoutput.c (validate_optab_operands): New.
19712 (gen_insn, gen_expand): Call it.
19714 * genflags.c (gen_insn): Detect misused iterators.
19715 (main): Pass line_no to gen_insn, exit with status 1 on error.
19717 * genextract.c (line_no): Make global.
19718 (VEC_safe_set_locstr): Change assertion to error message.
19719 (main): Exit with status 1 on error.
19721 2009-04-08 Joseph Myers <joseph@codesourcery.com>
19725 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
19726 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
19727 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
19728 * c-convert.c (convert): Do not call fold on results of conversion
19729 functions when the result is a C_MAYBE_CONST_EXPR.
19730 * c-parser.c (c_parser_postfix_expression): Do not fold condition
19731 of __builtin_choose_expr.
19732 * c-typeck.c (remove_c_maybe_const_expr): New.
19733 (build_unary_op, build_conditional_expr, build_compound_expr,
19734 build_binary_op, c_objc_common_truthvalue_conversion): Call
19735 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
19738 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
19740 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
19741 CODE to produce a new one. Add a prototype to use fold_convert_const
19743 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
19746 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
19747 mix declarations and code.
19749 2009-04-08 Ben Elliston <bje@au.ibm.com>
19751 * gcc.c: Replace `CC' with `GCC' throughout.
19753 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
19755 * doc/invoke.texi: Document Atom support.
19757 2009-04-07 Jason Merrill <jason@redhat.com>
19760 * c-common.h, c-common.c: Add flag_pretty_templates.
19761 * c-opts.c (c_common_handle_option): Set it.
19762 * c.opt: Add -fno-pretty-templates.
19763 * doc/invoke.texi (C++ Dialect Options): Likewise.
19765 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
19767 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
19768 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
19769 (ia64_expand_builtin): Likewise.
19771 2009-04-07 Martin Jambor <mjambor@suse.cz>
19773 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
19774 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
19775 ADDR_EXPRS are include too.
19777 2009-04-07 Richard Guenther <rguenther@suse.de>
19779 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
19780 decls are only used if passes as parameters or if they are
19781 local statics and the call is not to a builtin.
19782 (call_may_clobber_ref_p_1): Likewise.
19784 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19786 * expr.c (do_store_flag): Remove last argument. Simplify code
19787 to avoid duplication of tests already done by can_compare_p.
19788 (expand_expr_real_1): Adjust caller.
19790 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19792 * optabs.c (can_compare_p): Test the predicate of a
19793 cbranch and cstore pattern.
19795 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19797 * expr.c (convert_move): Use emit_store_flag instead of
19800 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19802 * config/i386/i386.c (ix86_compare_emitted): Remove.
19803 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
19804 ix86_compare_op0 like ix86_compare_emitted used to be handled.
19805 * config/i386/i386.h (ix86_compare_emitted): Remove.
19806 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
19807 instead of ix86_compare_emitted.
19808 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
19810 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
19812 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
19813 Add t-sysroot-suffix to tmake_file.
19814 * config/print-sysroot-suffix.sh: New file.
19815 * config/t-sysroot-suffix: New file.
19817 2009-04-07 Ben Elliston <bje@au.ibm.com>
19819 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
19820 as the latter produces a warning when the target does not support
19823 2009-04-07 Ben Elliston <bje@au.ibm.com>
19825 * dfp.c: Replace type punning assignments with memcpy throughout.
19826 * Makefile.in (dfp.o-warn): Remove.
19828 2009-04-07 Alan Modra <amodra@bigpond.net.au>
19831 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
19832 Include soft-fp/t-softfp after rs6000/t-linux64.
19834 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
19836 * stor-layout.c (set_sizetype): Use the full precision of their
19837 machine mode for bitsize types.
19839 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
19841 * config/i386/i386.md: Revert 2 accidental checkins.
19843 2009-04-06 Joey Ye <joey.ye@intel.com>
19844 Xuepeng Guo <xuepeng.guo@intel.com>
19845 H.J. Lu <hongjiu.lu@intel.com>
19847 Atom pipeline model, tuning and insn selection.
19848 * config.gcc (atom): Add atom config options and target.
19850 * config/i386/atom.md: New.
19852 * config/i386/i386.c (atom_cost): New cost.
19853 (m_ATOM): New macro flag.
19854 (initial_ix86_tune_features): Set m_ATOM.
19855 (x86_accumulate_outgoing_args): Likewise.
19856 (x86_arch_always_fancy_math_387): Likewise.
19857 (processor_target): Add Atom cost.
19858 (cpu_names): Add Atom cpu name.
19859 (override_options): Set Atom ISA.
19860 (ix86_issue_rate): New case PROCESSOR_ATOM.
19861 (ix86_adjust_cost): Likewise.
19863 * config/i386/i386.h (TARGET_ATOM): New target macro.
19864 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
19865 (TARGET_OPT_AGU): New target option.
19866 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
19867 (processor_type): Add PROCESSOR_ATOM.
19869 * config/i386/i386.md (cpu): Add new value "atom".
19870 (use_carry, movu): New attr.
19871 (atom.md): Include atom.md.
19872 (adddi3_carry_rex64): Set attr "use_carry".
19873 (addqi3_carry): Likewise.
19874 (addhi3_carry): Likewise.
19875 (addsi3_carry): Likewise.
19876 (*addsi3_carry_zext): Likewise.
19877 (subdi3_carry_rex64): Likewise.
19878 (subqi3_carry): Likewise.
19879 (subhi3_carry): Likewise.
19880 (subsi3_carry): Likewise.
19881 (x86_movdicc_0_m1_rex64): Likewise.
19882 (*x86_movdicc_0_m1_se): Likewise.
19883 (x86_movsicc_0_m1): Likewise.
19884 (*x86_movsicc_0_m1_se): Likewise.
19885 (*adddi_1_rex64): Emit add insn as much as possible.
19886 (*addsi_1): Likewise.
19887 (return_internal): Set atom_unit.
19888 (return_internal_long): Likewise.
19889 (return_pop_internal): Likewise.
19890 (*rcpsf2_sse): Set atom_sse_attr attr.
19891 (*qrt<mode>2_sse): Likewise.
19892 (*prefetch_sse): Likewise.
19894 * config/i386/i386-c.c (ix86_target_macros_internal): New case
19896 (ix86_target_macros_internal): Likewise.
19898 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
19899 (*prefetch_sse_rex): Likewise.
19900 (sse_rcpv4sf2): Likewise.
19901 (sse_vmrcpv4sf2): Likewise.
19902 (sse_sqrtv4sf2): Likewise.
19903 (<sse>_vmsqrt<mode>2): Likewise.
19904 (sse_ldmxcsr): Likewise.
19905 (sse_stmxcsr): Likewise.
19906 (*sse_sfence): Likewise.
19907 (sse2_clflush): Likewise.
19908 (*sse2_mfence): Likewise.
19909 (*sse2_lfence): Likewise.
19910 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
19911 (<sse>_movup<ssemodesuffixf2c>): Likewise.
19912 (avx_movdqu<avxmodesuffix>): Likewise.
19913 (avx_lddqu<avxmodesuffix>): Likewise.
19914 (sse2_movntv2di): Change attr "type" to "ssemov".
19915 (sse2_movntsi): Likewise.
19916 (rsqrtv8sf2): Change attr "type" to "sseadd".
19917 (sse3_addsubv2df3): Set attr "atom_unit".
19918 (sse3_h<plusminus_insn>v4sf3): Likewise.
19919 (*sse2_pmaddwd): Likewise.
19920 (*vec_extractv2di_1_rex64): Likewise.
19921 (*vec_extractv2di_1_avx): Likewise.
19922 (sse2_psadbw): Likewise.
19923 (ssse3_phaddwv8hi3): Likewise.
19924 (ssse3_phaddwv4hi3): Likewise.
19925 (ssse3_phadddv4si3): Likewise.
19926 (ssse3_phadddv2si3): Likewise.
19927 (ssse3_phaddswv8hi3): Likewise.
19928 (ssse3_phaddswv4hi3): Likewise.
19929 (ssse3_phsubwv8hi3): Likewise.
19930 (ssse3_phsubwv4hi3): Likewise.
19931 (ssse3_phsubdv4si3): Likewise.
19932 (ssse3_phsubdv2si3): Likewise.
19933 (ssse3_phsubswv8hi3): Likewise.
19934 (ssse3_phsubswv4hi3): Likewise.
19935 (ssse3_pmaddubsw128): Likewise.
19936 (sse3_pmaddubsw: Likewise.
19937 (ssse3_palignrti): Likewise.
19938 (ssse3_palignrdi): Likewise.
19940 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
19942 * doc/install.texi (Specific): Fix two cross-references to MinGW.
19944 2009-04-06 Richard Guenther <rguenther@suse.de>
19946 PR tree-optimization/28868
19947 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
19948 of which PHI results we inserted.
19949 (insert_into_preds_of_block): Record inserted PHIs.
19950 (eliminate): Eliminate redundant PHI nodes.
19951 (init_pre): Init inserted_phi_names.
19953 2009-04-06 Richard Guenther <rguenther@suse.de>
19955 PR tree-optimization/39643
19956 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
19957 IMAGPART_EXPRs of complex constants.
19958 (execute_fold_all_builtins): If we folded a call queue
19959 TODO_update_address_taken.
19961 2009-04-06 Jan Hubicka <jh@suse.cz>
19963 PR middle-end/39659
19964 * except.c (remove_unreachable_regions): Propagate may_contain_throw
19967 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
19969 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
19971 (ic_invalidate_array): Likewise.
19973 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
19975 * calls.c (emit_library_call_value_1): Fix a problem with parameter
19976 alignment for library calls.
19978 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
19980 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
19981 (mingw32 tm clause use_gcc_stdint): Set to wrap.
19982 * config/i386/mingw-stdint.h: New file.
19984 2009-04-05 Richard Guenther <rguenther@suse.de>
19986 PR tree-optimization/39648
19987 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
19988 our &A vs. &A[0] IL deficiencies.
19990 2009-04-04 Jan Hubicka <jh@suse.cz>
19992 * except.c (sjlj_find_directly_reachable_regions): Be ready for
19993 removed toplevel regions.
19994 (sjlj_mark_call_sites): Likewise.
19996 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
19998 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
19999 (cygwin tm clause use_gcc_stdint): Set to wrap.
20000 * config/i386/cygwin-stdint.h: New file.
20002 2009-04-04 Richard Guenther <rguenther@suse.de>
20004 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20005 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20006 single-argument PHIs if we are in loop-closed SSA form.
20007 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20008 for the pre-condition.
20009 (slpeel_tree_peel_loop_to_edge): Likewise.
20010 (vect_build_loop_niters): Take an optional sequence to append stmts.
20011 (vect_generate_tmps_on_preheader): Likewise.
20012 (vect_do_peeling_for_loop_bound): Take extra guards for the
20014 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20015 the cost model check.
20016 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20017 guards if we are going to peel. Do not apply versioning in that case.
20018 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20019 (vect_do_peeling_for_loop_bound): Likewise.
20020 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20021 loop bound only record extra pre-conditions, do not apply loop
20024 2009-04-04 Richard Guenther <rguenther@suse.de>
20026 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20029 2009-04-04 Jan Hubicka <jh@suse.cz>
20031 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20032 last_basic_block for size of bb->index indexed array.
20033 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20034 compute_out, link_btr_uses, build_btr_def_use_webs,
20035 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20037 2009-04-04 Jan Hubicka <jh@suse.cz>
20039 * except.c (remove_eh_handler_and_replace): Break out from ...
20040 (remove_eh_handler): ... here.
20041 (bring_to_root): New function.
20042 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20043 handled ones, bring others to root of tree.
20045 2009-04-04 Jan Hubicka <jh@suse.cz>
20047 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20048 (all_phis_safe_to_merge): New function.
20049 (update_info): New structure.
20050 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20051 (cleanup_empty_eh): Update SSA if possible.
20053 2009-04-04 Richard Guenther <rguenther@suse.de>
20055 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20056 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20057 (append_vuse): Likewise.
20059 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20061 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20062 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20063 instead of REG_UNSAVED for DW_CFA_undefined.
20064 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20065 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20068 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20071 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20072 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20073 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20075 2009-04-04 Richard Guenther <rguenther@suse.de>
20077 PR tree-optimization/8781
20078 PR tree-optimization/37892
20079 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20080 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20081 (valueize_refs): Call it for *& valueizations.
20082 (shared_reference_ops_from_ref): Rename to ...
20083 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20084 (shared_reference_ops_from_call): Rename to ...
20085 (valueize_shared_reference_ops_from_call): ... this and valueize.
20086 (vn_reference_lookup): Update.
20087 (visit_reference_op_call): Likewise.
20088 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20089 (eliminate): Value-replace the call address in call statements.
20091 2009-04-04 Richard Guenther <rguenther@suse.de>
20093 PR tree-optimization/39636
20094 * tree-ssa-forwprop.c
20095 (forward_propagate_addr_into_variable_array_index): Check for
20096 GIMPLE_ASSIGN before accessing the rhs code.
20098 2009-04-03 Jason Merrill <jason@redhat.com>
20100 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20102 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20104 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20105 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20106 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20107 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20108 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20109 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20110 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20111 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20112 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20113 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20114 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20115 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20116 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20117 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20118 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20119 Use fr_reg_or_fp01_operand instead of fr_register_operand
20121 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20122 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20123 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20125 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20127 PR rtl-optimization/39607
20128 PR rtl-optimization/39631
20132 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20133 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20134 instead of DF_LR_OUT.
20135 * ira-lives.c (process_bb_node_lives): Ditto.
20136 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20137 instead of DF_LR_{OUT,IN}.
20138 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20139 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20141 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20143 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20144 (execute_lower_omp): Always run but take the short way out if -fopenmp
20146 (gate_lower_omp): Remove, forcing the pass manager to always run the
20147 pass and always set PROP_gimple_lomp.
20148 (pass_lower_omp): Remove gate function.
20149 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20150 PROP_trees. Instead, require it.
20151 * ipa-cp.c (pass_ipa_cp): Likewise.
20152 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20153 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20154 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20155 and PROP_gimple_leh.
20157 2009-04-03 Richard Guenther <rguenther@suse.de>
20159 PR middle-end/13146
20160 PR tree-optimization/23940
20161 PR tree-optimization/33237
20162 PR middle-end/33974
20163 PR middle-end/34093
20164 PR tree-optimization/36201
20165 PR tree-optimization/36230
20166 PR tree-optimization/38049
20167 PR tree-optimization/38207
20168 PR tree-optimization/38230
20169 PR tree-optimization/38301
20170 PR tree-optimization/38585
20171 PR middle-end/38895
20172 PR tree-optimization/38985
20173 PR tree-optimization/39299
20174 * tree-ssa-structalias.h: Remove.
20175 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20176 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20177 (struct vuse_element_d): Remove.
20178 (struct vuse_vec_d): Likewise.
20179 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20180 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20181 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20182 VUSE_ELEMENT_VAR): Likewise.
20183 (struct voptype_d): Likewise.
20184 (NUM_VOP_FREE_BUCKETS): Likewise.
20185 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20186 (struct stmt_operands_d): Remove.
20187 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20188 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20189 VDEF_NUM, VDEF_VECT): Likewise.
20190 (copy_virtual_operands): Remove.
20191 (operand_build_cmp): Likewise.
20192 (create_ssa_artificial_load_stmt): Likewise.
20193 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20194 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20195 vuse_index and mayuse_index members. Pack and move done and iter_type
20196 members to the front.
20197 (SSA_OP_VMAYUSE): Remove.
20198 (SSA_OP_VIRTUAL_USES): Adjust.
20199 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20200 (unlink_stmt_vdef): Declare.
20201 (add_to_addressable_set): Remove.
20202 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20203 (vrp_visit_stmt): Likewise.
20204 * doc/tree-ssa.texi (Alias analysis): Update.
20205 * doc/invoke.texi (max-aliased-vops): Remove docs.
20206 (avg-aliased-vops): Likewise.
20207 * tree-into-ssa.c (syms_to_rename): Remove.
20208 (need_to_update_vops_p): Likewise.
20209 (need_to_initialize_update_ssa_p): Rename to ...
20210 (update_ssa_initialized_fn): ... this. Track function we are
20212 (symbol_marked_for_renaming): Simplify.
20213 (add_new_name_mapping): Do not set need_to_update_vops_p.
20214 (dump_currdefs): Use SYMS_TO_RENAME.
20215 (rewrite_update_stmt): Always walk all uses/defs.
20216 (dump_update_ssa): Adjust.
20217 (init_update_ssa): Take function argument. Track what we are
20219 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20220 (create_new_def_for): Initialize for cfun, assert we are initialized
20222 (mark_sym_for_renaming): Simplify.
20223 (mark_set_for_renaming): Do not initialize update-ssa.
20224 (need_ssa_update_p): Simplify. Take function argument.
20225 (name_mappings_registered_p): Assert we ask for the correct function.
20226 (name_registered_for_update_p): Likewise.
20227 (ssa_names_to_replace): Likewise.
20228 (release_ssa_name_after_update_ssa): Likewise.
20229 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20230 (dump_decl_set): Do not print a newline.
20231 (debug_decl_set): Do it here.
20232 (dump_update_ssa): And here.
20233 * tree-ssa-loop-im.c (move_computations): Adjust.
20234 (movement_possibility): Likewise.
20235 (determine_max_movement): Likewise.
20236 (gather_mem_refs_stmt): Likewise.
20237 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20238 or NAME_MEMORY_TAG.
20239 * tree-complex.c (update_all_vops): Remove.
20240 (expand_complex_move): Adjust.
20241 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20242 Simplify test for memory referencing statement. Exclude
20243 non-invariant ADDR_EXPRs.
20244 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20245 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20246 (rdg_flag_uses): Likewise.
20247 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20249 (tree_optimize_tail_calls_1): Also split the
20250 edge from the entry block if we have degenerate PHI nodes in
20251 the first basic block.
20252 * tree.c (init_ttree): Remove memory-tag related code.
20253 (tree_code_size): Likewise.
20254 (tree_node_structure): Likewise.
20255 (build7_stat): Re-write to be build6_stat.
20256 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20257 (SSA_VAR_P): Adjust.
20258 (struct tree_memory_tag): Remove.
20259 (struct tree_memory_partition_tag): Likewise.
20260 (union tree_node): Adjust.
20261 (build7): Re-write to be build6.
20262 * tree-pass.h (pass_reset_cc_flags): Remove.
20263 (TODO_update_address_taken): New flag.
20264 (pass_simple_dse): Remove.
20265 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20266 * params.h (MAX_ALIASED_VOPS): Remove.
20267 (AVG_ALIASED_VOPS): Likewise.
20268 * omp-low.c (expand_omp_taskreg): Update SSA form.
20269 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20270 aliases the lhs in a copy stmt.
20271 * tree-ssa-dse.c (struct address_walk_data): Remove.
20272 (memory_ssa_name_same): Likewise.
20273 (memory_address_same): Likewise.
20274 (get_kill_of_stmt_lhs): Likewise.
20275 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20276 unused stores. Look through PHI nodes into post-dominated regions.
20277 (dse_optimize_stmt): Simplify. Properly remove stores.
20278 (tree_ssa_dse): Compute dominators.
20279 (execute_simple_dse): Remove.
20280 (pass_simple_dse): Likewise.
20281 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20282 gimple_loaded_syms and gimple_stored_syms computation.
20283 * toplev.c (dump_memory_report): Dump alias and pta stats.
20284 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20285 (vn_reference_eq): Likewise.
20286 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20287 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20288 valueize_vuses): Remove.
20289 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20290 (get_def_ref_stmt_vuse): ... this.
20291 (vn_reference_lookup_2): New function.
20292 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20293 walking equivalent vuses. Simplify.
20294 (vn_reference_lookup): Likewise.
20295 (vn_reference_insert): Likewise.
20296 (vn_reference_insert_pieces): Likewise.
20297 (visit_reference_op_call): Simplify.
20298 (visit_reference_op_load): Likewise.
20299 (visit_reference_op_store): Likewise.
20300 (init_scc_vn): Remove shared_lookup_vuses initialization.
20301 (free_scc_vn): Remove shared_lookup_vuses freeing.
20302 (sort_vuses, sort_vuses_heap): Remove.
20303 (get_ref_from_reference_ops): Export.
20304 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20305 vector with single vuse pointer.
20306 (vn_reference_lookup_pieces, vn_reference_lookup,
20307 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20308 (shared_vuses_from_stmt): Remove.
20309 (get_ref_from_reference_ops): Declare.
20310 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20311 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20312 memory-tag related code.
20313 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20314 (likely_value): Add comment, skip static-chain of call statements.
20315 (surely_varying_stmt_p): Adjust.
20316 (gimplify_and_update_call_from_tree): Likewise.
20317 (execute_fold_all_builtins): Do not rebuild alias info.
20318 (gimplify_and_update_call_from_tree): Properly update VOPs.
20319 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20320 (copy_ref_info): Remove memory-tag related code.
20321 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20322 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20323 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20325 * tree-ssa-dom.c (gimple_p): Remove typedef.
20326 (eliminate_redundant_computations): Adjust.
20327 (record_equivalences_from_stmt): Likewise.
20328 (avail_expr_hash): Likewise.
20329 (avail_expr_eq): Likewise.
20330 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20331 (stmt_makes_single_load): Likewise.
20332 (stmt_makes_single_store): Likewise.
20333 * tree-ssa-alias.c: Rewrite completely.
20334 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20335 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20336 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20337 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20338 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20339 Remove public functions.
20340 (pass_reset_cc_flags): Remove.
20341 (pass_build_alias): Move ...
20342 * tree-ssa-structalias.c (pass_build_alias): ... here.
20343 * tree-ssa-alias.c (may_be_aliased): Move ...
20344 * tree-flow-inline.h (may_be_aliased): ... here.
20345 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20346 count_uses_and_derefs): Move ...
20347 * gimple.c: ... here.
20348 * gimple.h (count_uses_and_derefs): Declare.
20349 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20350 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20351 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20352 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20353 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20354 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20355 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20357 * tree-dfa.c (refs_may_alias_p): Move ...
20358 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20359 * tree-ssa-alias.h: New file.
20360 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20361 (statement_sink_location): Likewise.
20362 * opts.c (decode_options): Do not adjust max-aliased-vops or
20363 avg-aliased-vops values.
20364 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20365 (TV_CALL_CLOBBER): Likewise.
20366 (TV_FLOW_SENSITIVE): Likewise.
20367 (TV_FLOW_INSENSITIVE): Likewise.
20368 (TV_MEMORY_PARTITIONING): Likewise.
20369 (TV_ALIAS_STMT_WALK): New timevar.
20370 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20371 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20372 (get_address_description): Remove memory-tag related code.
20373 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20374 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20375 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20376 and immediate uses in statements. Document.
20377 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20378 (dump_symbols): Remove.
20379 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20380 * alias.c (get_deref_alias_set): New function split out from ...
20381 (get_alias_set): ... here.
20382 * alias.h (get_deref_alias_set): Declare.
20383 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20384 type parameter. Remove restrict pointer handling. Create a
20385 ref-all pointer in case type-based alias sets do not conflict.
20386 (vect_analyze_data_refs): Remove SMT related code.
20387 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20388 (vectorizable_load): Likewise.
20389 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20390 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20391 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20392 Ignore vops and SMTs.
20393 (dr_analyze_alias): Likewise..
20394 (free_data_ref): Likewise.
20395 (create_data_ref): Likewise.
20396 (analyze_all_data_dependences): Likewise.
20397 (get_references_in_stmt): Adjust.
20398 * tree-flow-inline.h (gimple_aliases_computed_p,
20399 gimple_addressable_vars, gimple_call_clobbered_vars,
20400 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20401 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20402 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20403 gimple_mem_ref_stats): Remove.
20404 (gimple_vop): New function.
20405 (op_iter_next_use): Remove vuses and mayuses cases.
20406 (op_iter_next_def): Remove vdefs case.
20407 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
20408 (clear_and_done_ssa_iter): Do not set removed fields.
20409 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
20410 Assert we are not iterating over vuses or vdefs if not also
20411 iterating over uses or defs.
20412 (op_iter_init_use): Likewise.
20413 (op_iter_init_def): Likewise.
20414 (op_iter_next_vdef): Remove.
20415 (op_iter_next_mustdef): Likewise.
20416 (op_iter_init_vdef): Likewise.
20417 (compare_ssa_operands_equal): Likewise.
20418 (link_use_stmts_after): Handle vuse operand.
20419 (is_call_used): Use is_call_clobbered.
20420 (is_call_clobbered): Global variables are always call clobbered,
20421 query the call-clobbers bitmap.
20422 (mark_call_clobbered): Ignore global variables.
20423 (clear_call_clobbered): Likewise.
20424 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
20425 virtual operands sanity check.
20426 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
20428 (TARGET_MEM_REF): Remove TMR_TAG operand.
20429 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
20430 Remove call-clobber related code.
20431 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
20432 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
20433 partitions or escape reason.
20434 (get_single_def_stmt, get_single_def_stmt_from_phi,
20435 get_single_def_stmt_with_phi): Remove.
20436 (dump_referenced_vars): Tidy.
20437 (get_ref_base_and_extent): Allow bare decls.
20438 (collect_dfa_stats): Adjust.
20439 * graphite.c (rename_variables_in_stmt): Adjust.
20440 (graphite_copy_stmts_from_block): Likewise.
20441 (translate_clast): Likewise.
20442 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
20444 (translate_vuse_through_block): Use the oracle.
20445 (phi_translate_1): Adjust.
20446 (value_dies_in_block_x): Use the oracle. Cache the outcome
20448 (valid_in_sets): Check if the VUSE for
20449 a REFERENCE is available.
20450 (eliminate): Do not remove stmts during elimination,
20451 instead queue and remove them afterwards.
20452 (do_pre): Do not rebuild alias info.
20453 (pass_pre): Run TODO_rebuild_alias before PRE.
20454 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
20455 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
20456 (mark_all_v_defs_stmt): Remove.
20457 (mark_all_v_defs_seq): Adjust.
20458 (sra_replace): Likewise.
20459 (scalarize_use): Likewise.
20460 (scalarize_copy): Likewise.
20461 (scalarize_init): Likewise.
20462 (scalarize_ldst): Likewise.
20463 (todoflags): Remove.
20464 (tree_sra): Do not rebuild alias info.
20465 (tree_sra_early): Adjust.
20466 (pass_sra): Run TODO_update_address_taken before SRA.
20467 * tree-predcom.c (set_alias_info): Remove.
20468 (prepare_initializers_chain): Do not call it.
20469 (mark_virtual_ops_for_renaming): Adjust.
20470 (mark_virtual_ops_for_renaming_list): Remove.
20471 (initialize_root_vars): Adjust.
20472 (initialize_root_vars_lm): Likewise.
20473 (prepare_initializers_chain): Likewise.
20474 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
20475 (may_propagate_copy_into_stmt): Likewise.
20476 (merge_alias_info): Do nothing for now.
20477 (propagate_tree_value_into_stmt): Adjust.
20478 (stmt_may_generate_copy): Likewise.
20479 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
20480 not mark symbols for renaming.
20481 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
20482 with the same statement, make sure to update the new pointed-to one.
20483 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
20484 call statements, do not mark symbols for renaming.
20485 (mark_operand_necessary): Dump something.
20486 (ref_may_be_aliased): New function.
20487 (mark_aliased_reaching_defs_necessary_1): New helper function.
20488 (mark_aliased_reaching_defs_necessary): Likewise.
20489 (mark_all_reaching_defs_necessary_1): Likewise.
20490 (mark_all_reaching_defs_necessary): Likewise.
20491 (propagate_necessity): Do not process virtual PHIs. For
20492 non-aliased loads mark all reaching definitions as necessary.
20493 For aliased loads and stores mark the immediate dominating
20494 aliased clobbers as necessary.
20495 (visited): New global static.
20496 (perform_tree_ssa_dce): Free visited bitmap after propagating
20498 (remove_dead_phis): Perform simple dead virtual PHI removal.
20499 (remove_dead_stmt): Properly unlink virtual operands when
20501 (eliminate_unnecessary_stmts): Schedule PHI removal after
20503 * tree-ssa-ter.c (is_replaceable_p): Adjust.
20504 (process_replaceable): Likewise.
20505 (find_replaceable_in_bb): Likewise.
20506 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
20507 based on the single gimple vop.
20508 (verify_flow_insensitive_alias_info): Remove.
20509 (verify_flow_sensitive_alias_info): Likewise.
20510 (verify_call_clobbering): Likewise.
20511 (verify_memory_partitions): Likewise.
20512 (verify_alias_info): Likewise.
20513 (verify_ssa): Adjust..
20514 (execute_update_addresses_taken): Export. Update SSA
20515 manually. Optimize only when optimizing. Use a local bitmap.
20516 (pass_update_address_taken): Remove TODO_update_ssa, add
20518 (pass_update_address_taken): Just use TODO_update_address_taken.
20519 (init_tree_ssa): Do not initialize addressable_vars.
20520 (verify_ssa): Verify new VUSE / VDEF properties.
20521 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
20522 Do not call verify_alias_info.
20523 (delete_tree_ssa): Clear the VUSE, VDEF operands.
20524 Do not free the loaded and stored syms bitmaps. Reset the escaped
20525 and callused solutions. Do not free addressable_vars.
20526 Remove memory-tag related code.
20527 (warn_uninitialized_var): Aliases are always available.
20528 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
20529 * lambda-code.c (can_put_in_inner_loop): Adjust.
20530 (can_put_after_inner_loop): Likewise.
20531 (perfect_nestify): Likewise.
20532 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
20533 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
20534 (vectorizable_conversion): Do not mark symbols for renaming.
20535 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
20536 (expand_call_inline): Unlink the calls virtual operands before
20538 (tree_function_versioning): Do not call update_ssa if we are not
20539 updating clones. Simplify.
20540 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
20541 (propagate_with_phi): Likewise..
20542 * tree-outof-ssa.c (create_temp): Remove memory tag and call
20543 clobber code. Assert we are not aliased or global.
20544 * tree-flow.h: Include tree-ssa-alias.h
20545 (enum escape_type): Remove.
20546 (struct mem_sym_stats_d): Likewise.
20547 (struct mem_ref_stats_d): Likewise.
20548 (struct gimple_df): Add vop member. Remove global_var,
20549 call_clobbered_vars, call_used_vars, addressable_vars,
20550 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
20551 escaped and callused members.
20552 (struct ptr_info_def): Remove all members, add points-to solution
20554 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
20555 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
20556 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
20557 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
20558 (tree-ssa-alias.o): Likewise.
20559 (toplev.o): Add tree-ssa-alias.h
20560 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
20561 * gimple.c (gimple_set_bb): Fix off-by-one error.
20562 (is_gimple_reg): Do not handle memory tags.
20563 (gimple_copy): Also copy virtual operands.
20564 Delay updating the statement. Do not reset loaded and stored syms.
20565 (gimple_set_stored_syms): Remove.
20566 (gimple_set_loaded_syms): Likewise.
20567 (gimple_call_copy_skip_args): Copy the virtual operands
20568 and mark the new statement modified.
20569 * tree-ssa-structalias.c (may_alias_p): Remove.
20570 (set_uids_in_ptset): Take the alias set to prune with as
20571 parameter. Fold in the alias test of may_alias_p.
20572 (compute_points_to_sets): Compute whether a ptr is dereferenced
20573 in a local sbitmap.
20574 (process_constraint): Deal with &ANYTHING on the lhs, reject all
20575 other ADDRESSOF constraints on the lhs.
20576 (get_constraint_for_component_ref): Assert that we don't get
20577 ADDRESSOF constraints from the base of the reference.
20578 Properly generate UNKNOWN_OFFSET for DEREF if needed.
20579 (struct variable_info): Remove collapsed_to member.
20580 (get_varinfo_fc): Remove.
20581 (new_var_info): Do not set collapsed_to.
20582 (dump_constraint): Do not follow cycles.
20583 (dump_constraint_graph): Likewise.
20584 (build_pred_graph): Likewise.
20585 (build_succ_graph): Likewise.
20586 (rewrite_constraints): Likewise.
20587 (do_simple_structure_copy): Remove.
20588 (do_rhs_deref_structure_copy): Remove.
20589 (do_lhs_deref_structure_copy): Remove.
20590 (collapse_rest_of_var): Remove.
20591 (do_structure_copy): Re-implement.
20592 (pta_stats): New global variable.
20593 (dump_pta_stats): New function.
20594 (struct constraint_expr): Make offset signed.
20595 (UNKNOWN_OFFSET): Define special value.
20596 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
20597 (solution_set_expand): New helper function split out from ...
20598 (do_sd_constraint): ... here.
20599 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
20600 (do_ds_constraint): Likewise.
20601 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
20602 and CALLUSED = *CALLUSED.
20603 (set_union_with_increment): Make inc argument signed.
20604 (type_safe): Remove.
20605 (get_constraint_for_ptr_offset): Handle unknown and negative
20607 (first_vi_for_offset): Handle offsets before start. Bail
20608 out early for offsets beyond the variable extent.
20609 (first_or_preceding_vi_for_offset): New function.
20610 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
20611 Together with ESCAPED = *ESCAPED this properly computes reachability.
20612 (find_what_var_points_to): New function.
20613 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
20614 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
20615 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
20616 pt_solutions_intersect): New functions.
20617 (compute_call_used_vars): Remove.
20618 (compute_may_aliases): New main entry into PTA computation.
20619 * gimple.h (gimple_p): New typedef.
20620 (struct gimple_statement_base): Remove references_memory_p.
20621 (struct gimple_statement_with_memory_ops_base): Remove
20622 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
20624 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
20625 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
20626 gimple_set_references_memory): Remove.
20627 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
20628 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
20630 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
20631 (verify_expr): Allow RESULT_DECL.
20632 (gimple_duplicate_bb): Do not copy virtual operands.
20633 (gimple_duplicate_sese_region): Adjust.
20634 (gimple_duplicate_sese_tail): Likewise.
20635 (mark_virtual_ops_in_region): Remove.
20636 (move_sese_region_to_fn): Do not call it.
20637 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
20638 and pass_simple_dse.
20639 (execute_function_todo): Handle TODO_update_address_taken,
20640 call execute_update_addresses_taken for TODO_rebuild_alias.
20641 (execute_todo): Adjust.
20642 (execute_one_pass): Init dump files early.
20643 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
20645 (create_general_new_stmt): Clear vops.
20646 * tree-ssa-reassoc.c (get_rank): Adjust.
20647 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
20648 symbols for renaming.
20649 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
20650 (PARAM_AVG_ALIASED_VOPS): Likewise.
20651 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
20652 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
20653 * tree-ssa-operands.c: Simplify for new virtual operand representation.
20654 (operand_build_cmp, copy_virtual_operands,
20655 create_ssa_artificial_load_stmt, add_to_addressable_set,
20656 gimple_add_to_addresses_taken): Remove public functions.
20657 (unlink_stmt_vdef): New function.
20659 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20661 * config.gcc (powerpc-*-linux*): Merge variants.
20663 2009-04-02 Chao-ying Fu <fu@mips.com>
20664 James Grosbach <james.grosbach@microchip.com>
20666 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
20667 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
20669 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
20670 keep_interrupts_masked_p, use_debug_exception_return_p.
20671 (mips_attribute_table): Add interrupt, use_shadow_register_set,
20672 keep_interrupts_masked, use_debug_exception_return.
20673 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
20674 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
20676 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
20677 (mips_print_operand): Process COP0 registers to print $0 .. $31
20678 correctly for GAS to process.
20679 (mips_interrupt_extra_call_saved_reg_p): New function.
20680 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
20682 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
20683 (mips_compute_frame_info): Add supports for interrupt context that
20684 includes doubleword accumulators and COP0 registers.
20685 (mips_for_each_saved_acc): New function.
20686 (mips_for_each_saved_gpr_and_fpr): Change the function name from
20687 mips_for_each_saved_reg.
20688 (mips_save_reg): Save accumulators.
20689 (mips_kernel_reg_p): A new for_each_rtx callback.
20690 (mips_expand_prologue): Support interrupt handlers.
20691 (mips_restore_reg): Restore accumulators.
20692 (mips_expand_epilogue): Support interrupt handlers.
20693 (mips_can_use_return_insn): Return false for interrupt handlers.
20694 (mips_epilogue_uses): New function.
20695 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
20696 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
20697 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
20698 cop0_move): New instructions.
20699 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
20700 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
20702 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
20704 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
20705 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
20706 interrupt handlers, we use K0 as the temporary register.
20707 (EPILOGUE_USES): Change to a function call.
20708 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
20709 handlers, we use K0 as the temporary register.
20711 * doc/extend.texi (Function Attributes): Document interrupt,
20712 use_shadow_register_set, keep_interrupts_masked,
20713 use_debug_exception_return for MIPS attributes.
20715 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20717 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
20718 Remove a number of t-files from tmake_file.
20719 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
20720 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
20721 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
20722 target_prototype, not TARGET_PROTOTYPE.
20723 (LINK_OS_GNU_SPEC): Define.
20724 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
20725 and darwin-ldoubdle.c.
20727 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20730 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
20731 (cpp_options): Ditto.
20732 (default_compilers): Ditto.
20733 (display_help): Ditto.
20734 (process_command): Ditto.
20735 (do_spec_1): Ditto.
20736 (set_input): Use lbasename instead of duplicate code.
20737 (save_temps_prefix): New static for -save-temps=obj.
20738 (save_temps_length): Ditto.
20740 * doc/invoke.texi (-save-temps=obj): Document new variant to
20741 -save-temps switch.
20743 2009-04-02 Jeff Law <law@redhat.com>
20745 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
20748 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20750 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
20751 * configure: Regenerated.
20753 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20755 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
20756 share the argument list.
20758 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20762 2009-02-12 Diego Novillo <dnovillo@google.com>
20764 * varpool.c (debug_varpool): New.
20765 * cgraph.h (debug_varpool): Declare.
20767 2009-04-02 Jan Hubicka <jh@suse.cz>
20769 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
20772 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20774 * config/i386/i386.c (ix86_abi): Move initialization to ...
20775 (override_options): Here.
20777 2009-04-02 Christian Bruel <christian.bruel@st.com>
20779 * config/sh/sh.c (sh_dwarf_register_span): New function.
20780 (TARGET_DWARF_REGISTER_SPAN): Define.
20781 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
20783 2009-04-02 Ira Rosen <irar@il.ibm.com>
20785 PR tree-optimization/39595
20786 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
20787 interleaved loads group is not greater than the SLP group size.
20789 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20791 * builtins.c (is_builtin_name): New.
20792 (called_as_built_in): Use is_builtin_name.
20793 * tree.h (is_builtin_name): New.
20794 * varasm.c (incorporeal_function_p): Use is_builtin_name
20796 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
20798 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
20800 2009-04-02 Dodji Seketeli <dodji@redhat.com>
20803 * c-decl.c (clone_underlying_type): Move this ...
20804 * c-common.c (set_underlying_type): ... here.
20805 Also, make sure the function properly sets TYPE_STUB_DECL() on
20806 the newly created typedef variant type.
20807 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
20808 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
20811 2009-04-02 Richard Guenther <rguenther@suse.de>
20813 PR tree-optimization/37221
20814 * tree-flow.h (degenerate_phi_result): Declare.
20815 * tree-ssa-dom.c (degenerate_phi_result): Export.
20816 * tree-scalar-evolution.c (analyze_initial_condition): If
20817 the initial condition is defined by a degenerate PHI node
20818 use the degenerate value.
20820 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
20822 PR rtl-optimization/39588
20823 * combine.c (merge_outer_ops): Do not set the constant when this
20825 (simplify_shift_const_1): Do not modify it either in this case.
20827 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
20829 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
20830 tuning is deprecated if -mtune value is set to an Itanium1 variant.
20832 2009-04-01 Janis Johnson <janis187@us.ibm.com>
20835 * c-lex.c (interpret_float): Default (no suffix) is double.
20837 2009-04-1 Xinliang David Li <davidxl@google.com>
20839 * config/i386/i386.c (legitimate_constant_p): Recognize
20840 all one vector constant.
20842 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20844 * config/vax/vax.c: Add #includes to silence warnings.
20845 Change #include order to silence two warnings.
20847 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20849 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
20850 (ASM_SPEC): Pass -k to the assembler for PIC code.
20852 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20854 * config.gcc: Add vax-*-linux* to the switch.
20855 * config/vax/linux.h: New file. (TARGET_VERSION,
20856 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
20858 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20860 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
20861 Use predicate macros instead of GET_CODE() == foo.
20862 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
20863 ashlsi3, rotrsi3, <unnamed>): Likewise.
20865 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20867 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
20868 jbbccihi, jbbccisi): Remova trailing whitespace.
20869 * config/vax/constraints.md: Likewise.
20870 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20871 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
20872 * config/vax/predicates.md: Likewise.
20873 * config/vax/vax.c (print_operand_address, vax_output_int_move,
20874 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
20875 * config/vax/vax.h: Likewise.
20876 * config/vax/vax.md (nonlocal_goto): Likewise.
20878 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20880 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
20881 (indirectable_address_p, adjacent_operands_p): Add spaces around
20883 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
20885 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20887 * config/vax/vax.c (legitimate_constant_address_p,
20888 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
20889 index_term_p, reg_plus_index_p, legitimate_address_p,
20890 vax_mode_dependent_address_p): Update comments to match functions
20891 modified by the recent int->bool conversion.
20893 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20895 * config/vax/builtins.md: Update copyright message.
20896 * config/vax/constraints.md: Likewise.
20897 * config/vax/netbsd-elf.h: Likewise.
20898 * config/vax/predicates.md: Likewise.
20899 * config/vax/vax-protos.h: Likewise.
20900 * config/vax/vax.c: Likewise.
20901 * config/vax/vax.h: Likewise.
20902 * config/vax/vax.md: Likewise.
20903 * config/vax/vax.opt: Likewise.
20905 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20907 * config/vax/builtins.md (ffssi2, ffssi2_internal,
20908 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
20909 * config/vax/constraints.md (B, R): Likewise.
20910 * config/vax/predicates.md (external_memory_operand,
20911 nonimmediate_addsub_di_operand): Likewise.
20912 * config/vax/vax.c (vax_output_int_add): Likewise.
20913 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
20914 untyped_call): Likewise.
20916 2009-04-01 Matt Thomas <matt@3am-software.com>
20918 * config/vax/predicates.md: New file.
20919 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
20920 external_const_operand, nonsymbolic_operand, external_memory_operand,
20921 indirect_memory_operand, indexed_memory_operand,
20922 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
20923 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
20925 * config/vax/constraints.md: New file.
20926 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
20928 * config/vax/builtins.md: New file.
20929 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
20930 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
20932 * config/vax/vax.opt (mqmath): Add option.
20933 * config/vax/vax.md (isfx): Extend with DI.
20934 (VAXintQH, VAXintQHSD): Define.
20935 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
20936 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
20937 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
20938 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
20939 (movdi): Update constraints and use vax_output_int_move().
20940 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
20941 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
20942 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
20943 nonlocal_goto): New.
20944 (mov<mode>): Extend accepted operand types.
20945 (subdi3_old): Rename from subdi3, change update constraints and use
20946 a new implementation.
20947 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
20948 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
20949 MOVE_RATIO, CLEAR_RATIO): Define.
20950 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
20951 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
20952 (PRINT_OPERAND): Redefine using a function instead of inlined code.
20953 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
20954 (split_quadword_operands): Make static and really allow variable
20956 (print_operand_address): Update for PIC generation.
20957 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
20958 indexable_address_p, fixup_mathdi_operand,
20959 vax_expand_addsub_di_operands, adjacent_operands_p): New.
20960 (vax_float_literal, legitimate_constant_p,
20961 indirectable_constant_address_p, index_term_p,
20962 reg_plus_index_p): Return bool instead of int.
20963 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
20965 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
20967 (vax_output_conditional_branch): Indent.
20968 (legitimate_constant_address_p, indirectable_constant_address_p,
20969 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
20970 vax_mode_dependent_address_p): Return bool instead of int, update for
20972 * config/vax/vax-protos.h (legitimate_constant_address_p,
20973 legitimate_constant_p, legitimate_address_p,
20974 vax_mode_dependent_address_p): Change declaration to bool.
20975 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
20976 vax_expand_addsub_di_operands, vax_output_int_subtract,
20977 vax_output_movmemsi): Declare.
20978 (split_quadword_operands, vax_float_literal): Delete declaration.
20979 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
20980 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
20981 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
20982 ASM_OUTPUT_DWARF_PCREL): Define.
20983 (ASM_SPEC): Change definition to allow PIC generation.
20985 2009-04-01 Steve Ellcey <sje@cup.hp.com>
20987 * doc/sourcebuild.texi: Update front-end requirements.
20989 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20992 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
20993 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
20994 (booldi3_internal3): Use boolean_or_operator instead of
20997 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21000 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21001 declarator whose size is not an integer constant expression but
21002 folds to an integer constant, then treat it as a constant
21005 2009-04-01 Richard Guenther <rguenther@suse.de>
21007 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21008 i * 4 + 2 to (i * 2 + 1) * 2.
21010 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21013 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21014 return if c_parser_asm_string_literal returned NULL.
21016 2009-04-01 Nick Clifton <nickc@redhat.com>
21018 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21020 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21021 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21022 other typedefs to avoid conflicts with libgcc2.c. Define labels
21023 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21025 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21026 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21029 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21031 * varasm.c (default_function_rodata_section): Declare DOT as
21034 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21035 Andrey Galkin <agalkin@hypercom.com>
21038 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21039 Make object_name unique for each process.
21041 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21044 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21045 addressable variables in the parallel that could go out of scope while
21046 running queued tasks.
21048 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21050 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21051 (CASE_VALUES_THRESHOLD): Redefine.
21052 * config/avr/avr.c (avr_override_options): Remove initialization of
21053 avr_case_values_threshold variable.
21054 (avr_case_values_threshold): Remove variable. Add new function.
21055 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21056 * config/avr/avr.opt (mno-tablejump): Remove option.
21057 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21059 2009-04-01 DJ Delorie <dj@redhat.com>
21061 * varasm.c (default_function_rodata_section): Don't assume
21062 anything about where the first '.' in the section name is.
21064 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21066 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21067 rs6000_emit_stack_tie.
21069 2009-03-31 Ian Lance Taylor <iant@google.com>
21071 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21072 gimple_code with GIMPLE_RESX, not RESX.
21074 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21076 * c-common.c (c_get_ident): New.
21077 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21079 2009-04-01 Ben Elliston <bje@au.ibm.com>
21081 * config/rs6000/sysv4.opt (msdata): Improve option description.
21083 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21085 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21086 (divdf3_internal_lat): Remove.
21087 (divxf3_internal_lat): Remove.
21088 (divxf3_internal_thr): Remove.
21089 (divxf): Use divxf3_internal.
21090 * config/ia64/div.md (divsf3_internal_lat): New.
21091 (divdf3_internal_lat): New.
21092 (divxf3_internal): New.
21094 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21097 * Makefile.in (USE_GCC_STDINT): Define.
21098 (stmp-int-hdrs): Install stdint.h if applicable.
21099 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21101 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21102 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21103 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21104 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21105 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21106 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21107 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21108 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21109 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21110 (c_common_nodes_and_builtins): Initialize
21111 underlying_wchar_type_node. Do not initialize
21112 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21113 nodes for new types.
21114 (c_stddef_cpp_builtins): Define macros for new types.
21115 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21117 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21118 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21119 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21120 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21121 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21122 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21123 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21124 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21125 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21126 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21127 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21128 int16_type_node, int32_type_node, int64_type_node,
21129 uint8_type_node, uint16_type_node, c_uint32_type_node,
21130 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21131 int_least32_type_node, int_least64_type_node,
21132 uint_least8_type_node, uint_least16_type_node,
21133 uint_least32_type_node, uint_least64_type_node,
21134 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21135 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21136 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21137 uintptr_type_node): Define.
21138 * c-cppbuiltin.c (builtin_define_constants,
21139 builtin_define_type_minmax): New.
21140 (builtin_define_stdint_macros): Define more macros.
21141 (c_cpp_builtins): Define more limit macros.
21142 (type_suffix): New.
21143 (builtin_define_type_max): Define in terms of
21144 builtin_define_type_minmax. Remove is_long parameter. All
21146 * config.gcc (use_gcc_stdint): Define.
21147 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21148 Add newlib-stdint.h for generic targets.
21149 * config/glibc-stdint.h, config/newlib-stdint.h,
21150 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21151 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21152 * config/score/score.h (UINTPTR_TYPE): Define.
21153 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21154 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21155 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21156 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21157 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21158 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21159 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21160 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21161 * config/spu/spu.h (STDINT_LONG32): Define.
21162 * configure.ac (use_gcc_stdint): Substitute.
21163 * configure: Regenerate.
21164 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21165 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21166 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21167 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21168 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21169 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21170 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21171 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21172 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21173 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21174 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21175 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21176 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21177 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21178 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21179 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21180 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21181 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21182 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21183 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21184 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21185 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21186 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21187 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21188 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21189 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21190 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21191 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21192 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21194 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21196 * loop-iv.c (suitable_set_for_replacement): Renamed from
21197 simplify_using_assignment; changed to return bool and to accept new
21198 args DEST and SRC. Return true iff we find a source/destination pair
21199 that can be used to make a replacement, and fill SRC and DEST if so.
21200 Remove arg ALTERED. Don't deal with altered regs here. All callers
21202 (simplify_using_initial_values): Deal with altered regs here and track
21203 more precisely the effect they have on the validity of our expression.
21205 * loop-iv.c (simplify_using_condition): A condition of the form
21206 (EQ REG CONST) can be used to simply make a substitution.
21207 (simplify_using_initial_values): Keep track of conditions we have seen
21208 and keep using them to simplify new expressions, while applying the
21209 same substitutions to them as to the expression.
21211 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21212 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21215 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21216 changed. Use this when trying to improve the upper bound.
21217 Generate the comparison by using simplify_gen_relational.
21219 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21221 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21223 (simplify_using_assignment, simplify_using_initial_values): Call
21224 replace_in_expr to make replacements. Call replace_single_def_regs
21225 once on the initial version of the expression.
21227 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21230 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21232 2009-03-31 Richard Guenther <rguenther@suse.de>
21234 PR middle-end/31029
21235 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21236 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21238 2009-03-31 Richard Guenther <rguenther@suse.de>
21240 * tree.h (div_if_zero_remainder): Declare.
21241 * fold-const.c (div_if_zero_remainder): Export.
21242 * tree-ssa-forwprop.c
21243 (forward_propagate_addr_into_variable_array_index): Handle
21244 constant array index addition outside of the variable index.
21246 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21249 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21250 define_splits, floatunssi<mode>2): Require x87 conversions from
21251 DImode to be permitted.
21253 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21255 PR preprocessor/15638
21256 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21258 2009-03-31 Richard Guenther <rguenther@suse.de>
21260 PR middle-end/23401
21261 PR middle-end/27810
21262 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21263 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21264 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21265 a separate statement.
21266 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21267 (lookup_tmp_var): Likewise.
21268 (is_gimple_formal_tmp_or_call_rhs): Remove.
21269 (is_gimple_reg_or_call_rhs): Rename to ...
21270 (is_gimple_reg_rhs_or_call): ... this.
21271 (is_gimple_mem_or_call_rhs): Rename to ...
21272 (is_gimple_mem_rhs_or_call): ... this.
21273 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21274 DECL_GIMPLE_REG_P only if is_formal is true.
21275 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21276 for non-proper post-modify expression gimplification.
21277 (gimplify_self_mod_expr): For post-modify expressions gimplify
21278 the lvalue to a minimal lvalue.
21279 (rhs_predicate_for): Remove formal temp case.
21280 (gimplify_modify_expr_rhs): Likewise.
21281 (gimplify_addr_expr): Use is_gimple_reg.
21282 (gimplify_expr): Remove formal temp cases.
21283 (gimple_regimplify_operands): Likewise.
21284 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21285 and FILTER_EXPR like constants.
21286 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21288 (is_gimple_formal_tmp_rhs): Remove.
21289 (is_gimple_reg_rhs): Remove special casing.
21290 (is_gimple_mem_rhs): Fix.
21291 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21292 (is_gimple_formal_tmp_var): Remove.
21293 (is_gimple_formal_tmp_reg): Likewise.
21294 (is_gimple_min_lval): Allow invariant component ref parts.
21295 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21296 is_gimple_formal_tmp_reg): Remove declarations.
21297 * tree-cfg.c (verify_expr): Verify that variables with address
21298 taken do not have DECL_GIMPLE_REG_P set.
21299 * tree-mudflap.c (mf_build_check_statement_for): Use
21300 force_gimple_operand instead of gimplify_expr.
21302 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21304 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21305 schedulable rows to compute_split_row.
21307 2009-03-31 Ben Elliston <bje@au.ibm.com>
21310 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21313 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21315 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21316 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21317 * configure: Regenerate.
21318 * config.in: Regenerate.
21319 * config/rs6000/rs6000.opt (mtls-markers): Add.
21320 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21321 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21322 (tls_ld_aix, tls_ld_sysv): Likewise.
21323 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21324 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21326 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21328 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21330 2009-03-30 Jan Hubicka <jh@suse.cz>
21332 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21334 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21335 detection and label handling.
21337 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21339 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21340 left_conflicts_size.
21341 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21342 ALLOCNO_LEFT_CONFLICTS_SIZE.
21344 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21345 remove_allocno_from_bucket_and_push,
21346 allocno_spill_priority_compare, push_allocnos_to_stack,
21347 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21348 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21349 (setup_allocno_left_conflicts_num): Ditto. Rename to
21350 setup_allocno_left_conflicts_size.
21351 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21352 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21353 setup_allocno_left_conflicts_size instead of
21354 setup_allocno_left_conflicts_num.
21356 * ira-build.c (ira_create_allocno): Use
21357 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21358 ALLOCNO_LEFT_CONFLICTS_NUM.
21360 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21362 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21363 instead of DF_LR_OUT.
21365 * ira-lives.c (process_bb_node_lives): Ditto.
21367 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21368 instead of DF_LR_{OUT,IN}.
21370 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21372 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21374 2009-03-30 Jan Hubicka <jh@suse.cz>
21376 * except.c (label_to_region_map): Fix thinko.
21378 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21380 PR middle-end/38237
21381 * tree.h (tree_find_value): New declaration.
21382 * tree.c (tree_find_value): New function.
21383 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21385 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21388 * c-decl.c (struct c_binding): Add locus field.
21389 (bind): Add locus argument, set locus field from it.
21390 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21391 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21392 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21393 implicitly_declare, undeclared_variable, lookup_label,
21394 declare_label, c_make_fname_decl, c_builtin_function,
21395 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21398 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21401 * config/i386/i386.c (classify_argument): Check total size of
21404 2009-03-30 Martin Jambor <mjambor@suse.cz>
21406 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
21407 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
21408 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
21411 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
21412 seen_variable_array_ref while also traversing a union.
21414 * tree-inline.c (optimize_inline_calls): Do not call
21415 cgraph_node_remove_callees.
21416 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
21417 (pass_remove_cgraph_callee_edges): New variable.
21418 * passes.c (init_optimization_passes): Add
21419 pass_remove_cgraph_callee_edges after early inlining and before all
21420 late intraprocedural passes.
21422 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
21424 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21426 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
21427 Fix typos in names.
21429 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21431 * combine.c (simplify_comparison): Use have_insn_for.
21432 * dojump.c (do_jump): Likewise.
21434 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21436 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
21437 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
21438 sparc_compare_op0 like sparc_compare_emitted used to be handled.
21439 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
21440 instead of sparc_compare_emitted.
21441 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
21442 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
21443 instead of sparc_compare_emitted.
21445 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21447 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
21448 enter/exit cfglayout mode.
21449 (pass_partition_block): Require it.
21450 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
21451 (combine_instructions): Track basic blocks instead of labels.
21452 (update_cfg_for_uncondjump): New.
21453 (try_combine): Use it. Update jumps after rescanning.
21454 (pass_combine): Require PROP_cfglayout.
21455 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
21457 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21459 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
21460 Provide/destroy PROP_cfglayout respectively.
21461 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
21462 * tree-pass.h (PROP_cfglayout): New.
21464 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21466 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
21467 fold_convert_const_fixed_from_fixed,
21468 fold_convert_const_fixed_from_int,
21469 fold_convert_const_fixed_from_real, fold_negate_const): Do not
21470 set TREE_CONSTANT_OVERFLOW.
21471 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
21472 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
21474 2009-03-30 Ira Rosen <irar@il.ibm.com>
21476 * tree-vect-loop-manip.c: New file.
21477 * tree-vectorizer.c: Update documentation and included files.
21478 (vect_loop_location): Make extern.
21479 (rename_use_op): Move to tree-vect-loop-manip.c
21480 (rename_variables_in_bb, rename_variables_in_loop,
21481 slpeel_update_phis_for_duplicate_loop,
21482 slpeel_update_phi_nodes_for_guard1,
21483 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
21484 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
21485 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
21486 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
21487 find_loop_location): Likewise.
21488 (new_stmt_vec_info): Move to tree-vect-stmts.c.
21489 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
21490 get_vectype_for_scalar_type, vect_is_simple_use,
21491 supportable_widening_operation, supportable_narrowing_operation):
21493 (bb_in_loop_p): Move to tree-vect-loop.c.
21494 (new_loop_vec_info, destroy_loop_vec_info,
21495 reduction_code_for_scalar_code, report_vect_op,
21496 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
21497 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
21498 (vect_supportable_dr_alignment): Likewise.
21499 * tree-vectorizer.h (tree-data-ref.h): Include.
21500 (vect_loop_location): Declare.
21501 Reorganize function declarations according to the new file structure.
21502 * tree-vect-loop.c: New file.
21503 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
21504 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
21505 * tree-vect-data-refs.c: New file.
21506 * tree-vect-patterns.c (timevar.h): Don't include.
21507 * tree-vect-stmts.c: New file.
21508 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
21509 tree-vect-slp.c, tree-vect-loop.c.
21510 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
21511 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
21512 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
21513 (tree-vect-analyze.o): Remove.
21514 (tree-vect-transform.o): Likewise.
21515 (tree-vect-data-refs.o): Add rule.
21516 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
21517 tree-vect-slp.o): Likewise.
21518 (tree-vect-patterns.o): Remove redundant dependencies.
21519 (tree-vectorizer.o): Likewise.
21520 * tree-vect-slp.c: New file.
21522 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21524 * optc-gen.awk: Warn if an option flag has multiple different
21527 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
21529 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
21530 -floop-block): Document dependences on PPL, CLooG and Graphite.
21532 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21534 PR rtl-optimization/323
21535 * c-common.c (c_fully_fold, convert_and_check,
21536 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
21537 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
21538 * c-common.def (EXCESS_PRECISION_EXPR): New.
21539 * c-cppbuiltin.c (builtin_define_float_constants): Define
21540 constants with enough digits for long double.
21541 * c-lex.c (interpret_float): Interpret constant with excess
21542 precision where appropriate.
21543 * c-opts.c (c_common_post_options): Set
21544 flag_excess_precision_cmdline. Give an error for
21545 -fexcess-precision=standard for C++ for processors where the
21546 option is significant.
21547 * c-parser.c (c_parser_conditional_expression): Handle excess
21548 precision in condition.
21549 * c-typeck.c (convert_arguments): Handle arguments with excess
21551 (build_unary_op): Move excess precision outside operation.
21552 (build_conditional_expr): Likewise.
21553 (build_compound_expr): Likewise.
21554 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
21555 (build_modify_expr): Handle excess precision in RHS.
21556 (convert_for_assignment): Handle excess precision in converted
21558 (digest_init, output_init_element, process_init_element): Handle
21559 excess precision in initializer.
21560 (c_finish_return): Handle excess precision in return value.
21561 (build_binary_op): Handle excess precision in operands and add
21562 excess precision as needed for operation.
21563 * common.opt (-fexcess-precision=): New option.
21564 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
21565 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
21566 For standard excess precision, output explicit conversion to and
21567 truncation from XFmode.
21568 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
21569 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
21570 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
21571 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
21572 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
21573 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
21574 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
21575 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
21576 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
21577 define_splits, sqrt<mode>2): Disable where appropriate for
21578 standard excess precision.
21579 * convert.c (convert_to_real): Do not shorten arithmetic to type
21580 for which excess precision would be used.
21581 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
21582 * doc/invoke.texi (-fexcess-precision=): Document option.
21583 (-mfpmath=): Correct index entry.
21584 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
21585 flag_excess_precision): New.
21586 * langhooks.c (lhd_post_options): Set
21587 flag_excess_precision_cmdline.
21588 * opts.c (common_handle_option): Handle -fexcess-precision=.
21589 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
21590 init_excess_precision): New.
21591 (lang_dependent_init_target): Call init_excess_precision.
21592 * tree.c (excess_precision_type): New.
21593 * tree.h (excess_precision_type): Declare.
21595 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21598 * c-typeck.c (build_component_ref): Do not copy qualifiers from
21599 non-lvalue to component.
21601 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21603 PR preprocessor/34695
21604 * Makefile.in (c-opts.o): Depend on c-tree.h.
21605 * c-common.c: Move down include of diagnostic.h.
21606 (done_lexing, c_cpp_error): New.
21607 * c-common.h (done_lexing): Declare.
21608 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
21610 * c-opts.c: Include c-tree.h.
21611 (c_common_init_options): Set preprocessor error callback.
21612 (c_common_handle_option): Do not set preprocessor
21613 inhibit_warnings, warnings_are_errors, warn_system_headers,
21614 pedantic_errors or inhibit_warnings flags.
21615 (c_common_post_options): Do not check cpp_errors (parse_in).
21616 (c_common_finish): Do not output dependencies if there were
21617 errors. Do not check return value of cpp_finish.
21618 * c-ppoutput.c (pp_file_change): Set input_location.
21619 * c-tree.h (c_cpp_error): Declare.
21620 * diagnostic.c (diagnostic_set_info_translated): Also initialize
21622 (diagnostic_build_prefix): Check override_column.
21623 * diagnostic.h (diagnostic_info): Add override_column field.
21624 (diagnostic_override_column): Define.
21626 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
21628 * c-common.c (c_expand_expr, c_staticp): Remove.
21629 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
21630 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
21631 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
21632 * c-gimplify.c (gimplify_compound_literal_expr,
21633 optimize_compound_literals_in_ctor): Remove.
21634 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
21635 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
21636 * c-semantics.c (emit_local_var): Remove.
21638 * langhooks-def.h (lhd_expand_expr): Remove.
21639 * langhooks.c (lhd_expand_expr): Remove.
21640 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
21642 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
21643 handling from c-semantics.c; don't call into langhook.
21644 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
21645 * gimplify.c (gimplify_compound_literal_expr,
21646 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
21647 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
21648 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
21649 as was done in c-gimplify.c.
21650 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
21651 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
21652 Move from c-common.h.
21653 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
21655 * tree.c (staticp): Do not call langhook.
21656 * langhooks.c (lhd_staticp): Delete.
21657 * langhooks-def.h (lhd_staticp): Delete prototype.
21658 (LANG_HOOKS_STATICP): Delete.
21659 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
21661 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
21662 instead of DECL_STMTs.
21664 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21672 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
21674 (fold_call_expr): Return a NOP_EXPR from folding rather than the
21675 contained expression.
21676 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
21677 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
21678 conditional expressions for C.
21679 (decl_constant_value_for_optimization): Move from
21680 decl_constant_value_for_broken_optimization in c-typeck.c. Check
21681 whether optimizing and that the expression is a VAR_DECL not of
21682 array type instead of doing such checks in the caller. Do not
21683 check pedantic. Call gcc_unreachable for C++.
21684 * c-common.def (C_MAYBE_CONST_EXPR): New.
21685 * c-common.h (c_fully_fold, c_save_expr,
21686 decl_constant_value_for_optimization): New prototypes.
21687 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21688 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21689 EXPR_INT_CONST_OPERANDS): Define.
21690 * c-convert.c (convert): Strip nops from expression.
21691 * c-decl.c (groktypename): Take extra parameters expr and
21692 expr_const_operands. Update call to grokdeclarator.
21693 (start_decl): Update call to grokdeclarator. Add statement for
21694 expressions used in type of decl.
21695 (grokparm): Update call to grokdeclarator.
21696 (push_parm_decl): Update call to grokdeclarator.
21697 (build_compound_literal): Add parameter non_const and build a
21698 C_MAYBE_COSNT_EXPR if applicable.
21699 (grokdeclarator): Take extra parameters expr and
21700 expr_const_operands. Track expressions used in declaration
21701 specifiers and declarators. Fold array sizes and track whether
21702 they are constant expressions and whether they are integer
21703 constant expressions.
21704 (parser_xref_tag): Set expr and expr_const_operands fields in
21706 (grokfield): Update call to grokdeclarator.
21707 (start_function): Update call to grokdeclarator.
21708 (build_null_declspecs): Set expr and expr_const_operands fields in
21710 (declspecs_add_type): Handle expressions in typeof specifiers.
21711 * c-parser.c (c_parser_declspecs): Set expr and
21712 expr_const_operands fields for declaration specifiers.
21713 (c_parser_enum_specifier): Likewise.
21714 (c_parser_struct_or_union_specifier): Likewise.
21715 (c_parser_typeof_specifier): Likewise. Update call to
21716 groktypename. Fold expression as needed. Return expressions with
21717 type instead of adding statements.
21718 (c_parser_attributes): Update calls to c_parser_expr_list.
21719 (c_parser_statement_after_labels): Fold expression before passing
21720 to objc_build_throw_stmt.
21721 (c_parser_condition): Fold expression.
21722 (c_parser_asm_operands): Fold expression.
21723 (c_parser_conditional_expression): Use c_save_expr. Update call
21724 to build_conditional_expr.
21725 (c_parser_alignof_expression): Update call to groktypename.
21726 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
21727 original_code. Fold expression argument of va_arg. Create
21728 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
21729 argument to va_arg. Update calls to groktypename. Fold array
21730 index for offsetof. Verify that first argument to
21731 __builtin_choose_expr has integer type.
21732 (c_parser_postfix_expression_after_paren_type): Update calls to
21733 groktypename and build_compound_literal. Handle expressions with
21734 side effects in type name.
21735 (c_parser_postfix_expression_after_primary): Update call to
21736 c_parser_expr_list. Set original_code for calls to
21737 __builtin_constant_p.
21738 (c_parser_expr_list): Take extra parameter fold_p. Fold
21739 expressions if requested.
21740 (c_parser_objc_type_name): Update call to groktypename.
21741 (c_parser_objc_synchronized_statement): Fold expression.
21742 (c_parser_objc_receiver): Fold expression.
21743 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
21744 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
21745 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
21746 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
21747 (struct c_typespec): Add elements expr and expr_const_operands.
21748 (struct c_declspecs): Add elements expr and expr_const_operands.
21749 (groktypename, build_conditional_expr, build_compound_literal):
21751 (in_late_binary_op): Declare.
21752 * c-typeck.c (note_integer_operands): New function.
21753 (in_late_binary_op): New variable.
21754 (decl_constant_value_for_broken_optimization): Move to c-common.c
21755 and rename to decl_constant_value_for_optimization.
21756 (default_function_array_conversion): Do not strip nops.
21757 (default_conversion): Do not call
21758 decl_constant_value_for_broken_optimization.
21759 (build_array_ref): Do not fold result.
21760 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
21761 result when operand is a VLA.
21762 (c_expr_sizeof_type): Update call to groktypename. Handle
21763 expressions included in type name. Use C_MAYBE_CONST_EXPR for
21764 result when operand names a VLA type.
21765 (build_function_call): Update call to build_compound_literal.
21766 Only fold result for calls to __builtin_* functions. Strip
21767 NOP_EXPR from INTEGER_CST returned from such functions. Fold
21768 the function designator.
21769 (convert_arguments): Fold arguments. Update call to
21770 convert_for_assignment.
21771 (build_unary_op): Handle increment and decrement of
21772 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
21773 decrement earlier. Fold operand of increment and decrement.
21774 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
21775 built for integer operand. Wrap returns that are INTEGER_CSTs
21776 without being integer constant expressions or that have integer
21777 constant operands without being INTEGER_CSTs.
21778 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
21779 (build_conditional_expr): Add operand ifexp_bcp. Track whether
21780 result is an integer constant expression or can be used in
21781 unevaluated parts of one and avoid folding and wrap as
21782 appropriate. Fold operands before possibly doing -Wsign-compare
21784 (build_compound_expr): Wrap result for C99 if operands can be used
21785 in integer constant expressions.
21786 (build_c_cast): Update call to digest_init. Do not ignore
21787 overflow from casting floating-point constants to integers. Wrap
21788 results that could be confused with integer constant expressions,
21789 null pointer constants or floating-point constants.
21790 (c_cast_expr): Update call to groktypename. Handle expressions
21791 included in type name.
21792 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
21793 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
21794 Update calls to convert_for_assignment.
21795 (convert_for_assignment): Take new parameter
21796 null_pointer_constant. Do not strip nops or call
21797 decl_constant_value_for_broken_optimization. Set
21798 in_late_binary_op for conversions to boolean.
21799 (store_init_value): Update call to digest_init.
21800 (digest_init): Take new parameter null_pointer_constant. Do not
21801 call decl_constant_value_for_broken_optimization. pedwarn for
21802 initializers not constant expressions. Update calls to
21803 convert_for_assignment.
21804 (constructor_nonconst): New.
21805 (struct constructor_stack): Add nonconst element.
21806 (really_start_incremental_init, push_init_level, pop_init_level):
21807 Handle constructor_nonconst and nonconst element.
21808 (set_init_index): Call constant_expression_warning for array
21810 (output_init_element): Fold value. Set constructor_nonconst as
21811 applicable. pedwarn for initializers not constant expressions.
21812 Update call to digest_init. Call constant_expression_warning
21813 where constant initializers are required.
21814 (process_init_element): Use c_save_expr.
21815 (c_finish_goto_ptr): Fold expression.
21816 (c_finish_return): Fold return value. Update call to
21817 convert_for_assignment.
21818 (c_start_case): Fold switch expression.
21819 (c_process_expr_stmt): Fold expression.
21820 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
21821 ensure statement expression is not evaluated in constant expression.
21822 (build_binary_op): Track whether results are integer constant
21823 expressions or may occur in such, disable folding and wrap results
21824 as applicable. Fold operands for -Wsign-compare warnings unless
21826 (c_objc_common_truthvalue_conversion): Handle results folded to
21827 integer constants that are not integer constant expressions.
21828 * doc/extend.texi: Document when typeof operands are evaluated,
21829 that condition of __builtin_choose_expr is an integer constant
21830 expression, and more about use of __builtin_constant_p in
21833 2009-03-29 Richard Guenther <rguenther@suse.de>
21835 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
21836 propagate addresses of array references.
21838 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
21840 * regmove.c (perhaps_ends_bb_p): Remove.
21841 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
21842 from INSN and check that the main loop stays within that basic block.
21843 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
21844 (regmove_forward_pass): Split out from regmove_optimize. Use
21845 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
21846 (regmove_backward_pass): Split out from regmove_optimize. Use
21847 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
21848 (regmove_optimize): Simplify.
21850 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21853 * config/i386/i386.c (classify_argument): Ignore flexible array
21854 member in struct and warn ABI change.
21856 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21858 * config/i386/i386-protos.h (ix86_agi_dependent): New.
21860 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
21861 (ix86_adjust_cost): Updated.
21863 2009-03-29 Jan Hubicka <jh@suse.cz>
21865 PR middle-end/28850
21866 * tree-pass.h (pass_cleanup_eh): New function.
21867 (remove_unreachable_regions): Break code handling RTL
21868 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
21869 that can not be reached by runtime.
21870 (can_be_reached_by_runtime): New function.
21871 (label_to_region_map): New function.
21872 (num_eh_regions): New function.
21873 (rtl_remove_unreachable_regions): New function.
21874 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
21875 (remove_eh_region): New function.
21876 * except.h: Include sbitmap and vecprim.
21877 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
21878 num_eh_regions): Declare.
21879 * passes.c (init_optimization_passes): Schedule cleanup_eh.
21880 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
21881 * tree-eh.c (tree_remove_unreachable_handlers): New function.
21882 (tree_empty_eh_handler_p): New function.
21883 (cleanup_empty_eh): New function.
21884 (cleanup_eh): New function.
21885 (pass_cleanup_eh): New function.
21887 2009-03-29 Jan Hubicka <jh@suse.cz>
21889 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
21890 for removed regions.
21892 2009-03-29 Jan Hubicka <jh@suse.cz>
21894 * except.c (dump_eh_tree): Dump all datastructures.
21896 2009-03-29 Jan Hubicka <jh@suse.cz>
21898 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
21899 (duplicate_eh_regions_1): Likewise.
21900 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
21901 vector; call EH verification.
21902 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21903 Be ready for region being removed.
21905 2009-03-29 Jan Hubicka <jh@suse.cz>
21907 * bitmap.c (bitmap_last_set_bit): New function.
21908 * bitmap.h (bitmap_last_set_bit): Declare.
21910 2009-03-29 David Ayers <ayers@fsfe.org>
21913 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
21914 by calling objc_compare_types and surpress warnings about
21915 incompatible C pointers that are compatible ObjC pointers.
21917 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
21919 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
21920 call initialize_inline_failed.
21921 (initialize_inline_failed): Move it from here ...
21922 * cgraph.c (initialize_inline_failed): ... to here.
21923 (cgraph_create_edge): Call initialize_inline_failed rather than
21924 setting inline_failed directly.
21926 2009-03-29 Ben Elliston <bje@au.ibm.com>
21929 * sysv4.opt (msdata): Improve comment.
21930 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
21931 * sysv4.h (SVR4_ASM_SPEC): Likewise.
21933 2009-03-29 Ben Elliston <bje@au.ibm.com>
21936 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
21937 load and store attributes.
21939 2009-03-29 Ben Elliston <bje@au.ibm.com>
21941 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
21942 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
21943 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
21944 * doc/extend.texi (X86 Built-in Functions): Add index entries for
21945 __builtin_infq and __builtin_huge_valq.
21947 2009-03-28 Anatoly Sokolov <aesok@post.ru>
21949 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
21951 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21952 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
21954 2009-03-28 Xinliang David Li <davidxl@google.com>
21956 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
21957 (do_dbg_cnt): New function.
21959 2009-03-28 Jan Hubicka <jh@suse.cz>
21961 Merge from pretty-ipa:
21963 2009-03-27 Jan Hubicka <jh@suse.cz>
21965 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
21966 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
21967 * passes.c (function_called_by_processed_nodes_p): New.
21968 * ipa-pure-const.c (check_call): Fix handling of operands.
21969 (analyze_function): Dump debug output for skipped bodies.
21970 (local_pure_const): Use function_called_by_processed_nodes_p.
21971 * dwarf2out.c (reference_to_unused): Use output.
21972 * passes.c (do_per_function_toporder): Likewise.
21974 2008-11-12 Jan Hubicka <jh@suse.cz>
21976 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
21977 * ipa-pure-const.c (funct_state_d): Add can throw field; make
21978 state_set_in_source enum
21979 (check_decl): Ignore memory tags; do not set fake looping flags;
21981 (check_operand, check_tree, check_rhs_var, check_lhs_var,
21982 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
21983 (check_call, analyze_function): Rewrite.
21985 (add_new_function): Update call of analyze_function.
21986 (generate_summary): Add call of analyze_function.
21987 (propagate): Propagate can_throw; handle state_set_in_source correctly.
21988 (local_pure_const): New function.
21989 (pass_local_pure_const): New pass.
21990 * ipa-inline.c (inline_transform): Set after_inlining.
21991 * tree-eh.c (stmt_can_throw_external): New.
21992 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
21993 work with aliasing built.
21994 * tree-flow.h (stmt_can_throw_external): New.
21995 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
21996 and local pure/const pass in early and late optimization queue.
21998 2009-03-28 Martin Jambor <mjambor@suse.cz>
22000 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22002 (fold_binary): Allow function decl aligment consideration is the
22003 second argument is integer constant one.
22004 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22005 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22006 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22008 2009-03-28 Jan Hubicka <jh@suse.cz>
22010 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22011 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22012 * function.h (rtl_data): Add nothrow flag.
22013 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22014 set DECL_NOTHROW for AVAILABLE functions.
22016 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22018 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22019 following vector keyword has expansion starting with pixel or bool
22020 keyword, expand vector to __vector and pixel or bool to __pixel or
22024 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22025 warn_if_disallowed_function_p): Removed.
22026 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22027 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22028 warning_if_disallowed_function_p.
22029 * flags.h (warn_if_disallowed_function_p,
22030 warn_disallowed_functions): Removed.
22031 * common.opt (Wdisallowed-function-list=): Removed.
22032 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22034 2009-03-28 Richard Guenther <rguenther@suse.de>
22036 PR tree-optimization/38723
22037 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22040 2009-03-28 Jan Hubicka <jh@suse.cz>
22042 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22043 test introduced by my previous patch.
22045 2009-03-28 Richard Guenther <rguenther@suse.de>
22047 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22048 the PHIs value undefined.
22050 2009-03-28 Jan Hubicka <jh@suse.cz>
22052 * tree-pass.h (pass_fixup_cfg): New pass.
22053 * ipa-inline.c (inline_transform): Set
22054 always_inline_functions_inlined/after_inlining.
22055 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22056 (pass_fixup_cfg): New pass.
22057 * passes.c (init_optimization_passes): Add fixup_cfg.
22059 2009-03-28 Richard Guenther <rguenther@suse.de>
22061 PR tree-optimization/38458
22062 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22063 argument use the arguments copy-of value.
22065 2009-03-28 Richard Guenther <rguenther@suse.de>
22067 PR tree-optimization/38180
22068 * tree-ssa-ccp.c (get_default_value): Simplify.
22069 (likely_value): Likewise.
22070 (surely_varying_stmt_p): Properly handle VOP case.
22071 (ccp_initialize): Likewise.
22072 (ccp_fold): Handle propagating through *&.
22073 (fold_const_aggregate_ref): Also handle decls.
22075 2009-03-28 Jan Hubicka <jh@suse.cz>
22077 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22078 * cgraph.h (cgraph_node): Likewise.
22079 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22080 (cgraph_reset_node): Use process flag.
22081 (cgraph_mark_functions_to_output): Likewise.
22082 (cgraph_expand_function): Likewise.
22083 (cgraph_expand_all_functions): Likewise.
22084 (cgraph_output_in_order): Likewise.
22085 * dwarf2out.c (reference_to_unused): Likewise.
22086 * passes.c do_per_function_toporder): Likewise.
22088 2009-03-28 Jan Hubicka <jh@suse.cz>
22090 Bring from lto-branch:
22092 2008-09-03 Doug Kwan <dougkwan@google.com>
22094 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22095 enums instead of reason strings.
22096 * cgraph.c (cgraph_create_edge): Same.
22097 (cgraph_inline_failed_string): New function.
22098 * cgraph.h (cgraph_inline_failed_t): New enum type.
22099 (cgraph_inline_failed_string): New prototype.
22100 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22101 char pointer to cgraph_inline_failed_t.
22102 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22103 (cgraph_default_inline_p): Ditto.
22104 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22105 to cgraph_inline_failed_t pointer.
22106 * cif-code.def: New file.
22107 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22109 (cgraph_check_inline_limits): Change type of REASON to pointer to
22110 cgraph_inline_failed_t. Replace reason strings with enums.
22111 (cgraph_default_inline_p): Ditto.
22112 (cgraph_recursive_inlining_p): Ditto.
22113 (update_caller_keys): Change type of FAILED_REASON to
22114 cgraph_inline_failed_t.
22115 (cgraph_set_inline_failed): Change type of REASON to pointer to
22116 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22117 convert enums to strings for text output.
22118 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22119 to be of type cgraph_inline_failed_t. Replace reason strings with
22120 enums. Call cgraph_inline_failed_string to covert enums
22121 to strings for text output.
22122 (cgraph_decide_inlining): Replace reason strings with enums.
22123 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22124 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22126 * tree-inline.c (expand_call_inline): Change type of REASON
22127 to cgraph_inline_failed_t. Replace reason strings with enums.
22128 Call cgraph_inline_failed_string for text output.
22129 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22132 2009-03-28 Jan Hubicka <jh@suse.cz>
22134 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22135 cgraph_clone_node): Remove master clone handling.
22136 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22137 * cgraph.h (master_clone): Remove.
22138 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22139 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22140 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22142 2009-03-28 Jan Hubicka <jh@suse.cz>
22144 * cgraph.c (cgraph_function_body_availability): Functions declared
22145 inline are always safe to assume that it is not going to be replaced.
22147 2009-03-28 Richard Guenther <rguenther@suse.de>
22149 PR tree-optimization/38513
22150 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22151 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22152 EXC_PTR_EXPR and FILTER_EXPR.
22153 (get_ref_from_reference_ops): Likewise.
22155 2009-03-28 Richard Guenther <rguenther@suse.de>
22157 PR tree-optimization/38968
22158 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22159 Use FLOOR_MOD_EXPR to compute misalignment.
22161 2009-03-28 Richard Guenther <rguenther@suse.de>
22163 PR tree-optimization/37795
22164 * tree.h (combine_comparisons): Declare.
22165 * fold-const.c (combine_comparisons): Export.
22166 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22168 (ifcombine_iforif): Use combine_comparisons.
22170 2009-03-28 Jan Hubicka <jh@suse.cz>
22172 * tree-eh.c (inlinable_call_p): New function.
22173 (make_eh_edges): Use it.
22174 (verify_eh_edges): Use it.
22175 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22176 * except.c (reachable_next_level): Add inlinable_function argument
22177 (sjlj_find_directly_reachable_regions): Update.
22178 (add_reachable_handler): Do not set saw_any_handlers.
22179 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22180 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22181 Add new inlinable call parameter.
22182 (can_throw_internal, can_throw_external): Update.
22183 * except.h (can_throw_internal_1, can_throw_external_1,
22184 foreach_reachable_handler): Update declaration.
22186 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22188 * config/arm/t-arm-coff, config/h8300/coff.h,
22189 config/i386/i386-aout.h, config/i386/i386-coff.h,
22190 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22191 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22192 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22193 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22194 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22195 sys-types.h: Remove.
22196 * Makefile.in: Remove protoize and fixproto support and references
22198 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22199 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22201 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22202 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22203 unprotoize$(exeext).
22204 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22205 (.PHONY): Don't depend on proto.
22206 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22207 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22208 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22209 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22210 build/gen-protos.o, build/scan.o, xsys-protos.h,
22211 build/fix-header$(build_exeext), build/fix-header.o,
22212 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22213 stmp-install-fixproto): Remove.
22214 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22215 SYSCALLS.c or fixproto files.
22216 (install-common): Don't install protoize.
22217 (install-headers-tar, install-headers-cpio, install-headers-cp):
22218 Don't depend on $(STMP_FIXPROTO).
22219 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22220 install fixproto files or write out fixproto settings.
22221 (uninstall): Don't uninstall protoize.
22222 * config.gcc (use_fixproto): Remove.
22223 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22224 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22225 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22226 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22227 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22228 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22229 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22230 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22231 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22232 * config/t-vxworks (STMP_FIXPROTO): Remove.
22233 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22234 STMP_FIXPROTO): Remove.
22235 * config.in, configure: Regenerate.
22236 * crtstuff.c (gid_t, uid_t): Don't undefine.
22237 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22238 (arm-*-coff, arm-*-aout: Remove target entries.
22239 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22240 Remove mention of AIX 4.1.
22241 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22242 * doc/invoke.texi (Running Protoize): Remove.
22243 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22244 (Protoize Caveats): Remove.
22245 * tsystem.h: Update comments on headers assumed to exist.
22247 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22249 * genautomata.c: Add a new year to the copyright. Add a new
22251 (struct insn_reserv_decl): Add comments for member bypass_list.
22252 (find_bypass): Remove.
22253 (insert_bypass): New.
22254 (process_decls): Use insert_bypass.
22255 (output_internal_insn_latency_func): Output all bypasses with the
22256 same input insn in one switch case.
22258 * rtl.def (define_bypass): Describe bypass choice.
22259 * doc/md.texi (define_bypass): Ditto.
22261 2009-03-27 Richard Guenther <rguenther@suse.de>
22263 * gimplify.c (mark_addressable): Export.
22264 * tree-flow.h (mark_addressable): Declare.
22265 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22266 * tree-ssa.c (verify_phi_args): Verify that address taken
22267 variables have TREE_ADDRESSABLE set.
22269 2009-03-27 Richard Guenther <rguenther@suse.de>
22271 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22272 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22273 Do not mark decls TREE_ADDRESSABLE.
22274 (build_fold_addr_expr): Adjust.
22275 (fold_addr_expr): Remove.
22276 (fold_unary): Use build_fold_addr_expr.
22277 (fold_comparison): Likewise.
22278 (split_address_to_core_and_offset): Likewise.
22279 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22281 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22282 (gimplify_modify_expr_to_memcpy): Mark source and destination
22284 * omp-low.c (create_omp_child_function): Mark the object decl
22286 (lower_rec_input_clauses): Mark the var we take the address of
22288 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22290 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22292 PR middle-end/39315
22293 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22294 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22296 2009-03-27 Richard Guenther <rguenther@suse.de>
22298 PR tree-optimization/39120
22299 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22301 (handle_lhs_call): Process return constraints. Add escape
22302 constraints if necessary.
22303 (handle_const_call): Fill out return constraints. Make nested
22304 case more precise. Avoid consttmp if possible.
22305 (handle_pure_call): Fill out return constraints. Avoid
22306 callused if possible.
22307 (find_func_aliases): Simplify call handling.
22309 2009-03-27 Richard Guenther <rguenther@suse.de>
22311 PR tree-optimization/39120
22312 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22313 as a representative.
22314 (solve_graph): Do propagate CALLUSED.
22315 (handle_pure_call): Use a scalar constraint from CALLUSED for
22317 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22320 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22323 * c-common.c (handle_aligned_attribute): Properly check alignment
22324 overflow. Use (1U << i) instead of (1 << i).
22326 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22328 * expr.h (get_mem_align_offset): Updated.
22330 * tree.h (tree_decl_common): Change align to "unsigned int" and
22331 move it before pointer_alias_set.
22333 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22334 Jakub Jelinek <jakub@redhat.com>
22337 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22338 gr_register_operand with gr_reg_or_0_operand.
22339 (cmpxchg_rel_di): Likewise.
22340 (sync_lock_test_and_set<mode>): Likewise.
22342 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22344 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22345 (true_regnum): Likewise.
22347 * rtlanal.c (subreg_info): Moved to ...
22348 * rtl.h (subreg_info): Here. New.
22349 (subreg_get_info): New.
22351 * rtlanal.c (subreg_get_info): Make it extern.
22353 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22356 * config/i386/i386.c (ix86_abi): New.
22357 (override_options): Handle -mabi=.
22358 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22359 (ix86_call_abi_override): Likewise.
22360 (init_cumulative_args): Likewise.
22361 (function_arg_advance): Likewise.
22362 (function_arg_64): Likewise.
22363 (function_arg): Likewise.
22364 (ix86_pass_by_reference): Likewise.
22365 (ix86_function_value_regno_p): Likewise.
22366 (ix86_build_builtin_va_list_abi): Likewise.
22367 (setup_incoming_varargs_64): Likewise.
22368 (is_va_list_char_pointer): Likewise.
22369 (ix86_init_machine_status): Likewise.
22370 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22371 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22372 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22373 (ix86_function_abi): Make it static and return enum calling_abi.
22374 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22376 (ix86_fn_abi_va_list): Updated.
22378 * config/i386/i386.h (ix86_abi): New.
22379 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22380 (CONDITIONAL_REGISTER_USAGE): Likewise.
22381 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22382 (machine_function): Likewise.
22384 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22386 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22387 (STACK_BOUNDARY): Likewise.
22388 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22390 * config/i386/i386.opt (mabi=): New.
22392 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22393 return enum calling_abi.
22394 (ix86_function_type_abi): Likewise.
22395 (ix86_function_abi): Removed.
22397 * doc/invoke.texi: Document -mabi= option for x86.
22399 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22401 * builtins.c (real_dconstp): Delete.
22402 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22404 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22405 Jakub Jelinek <jakub@redhat.com>
22408 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
22409 (gen_subprogram_die): When a function is explicit, generate the
22410 DW_AT_explicit attribute.
22411 * langhooks.h (struct lang_hooks_for_decls): Add
22412 function_decl_explicit_p langhook.
22413 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
22414 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
22416 2009-03-27 Jakub Jelinek <jakub@redhat.com>
22418 * builtins.c (fold_builtin_memory_op): Optimize memmove
22419 into memcpy if we can prove source and destination don't overlap.
22421 * tree-inline.c: Include gt-tree-inline.h.
22422 (clone_fn_id_num): New variable.
22423 (clone_function_name): New function.
22424 (tree_function_versioning): Use it.
22425 * Makefile.in (GTFILES): Add tree-inline.c.
22427 2009-03-27 Mark Mitchell <mark@codesourcery.com>
22429 * BASE-VER: Change to 4.5.0.
22431 2009-03-27 Xinliang David Li <davidxl@google.com>
22433 PR tree-optimization/39557
22434 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
22436 2009-03-27 Xinliang David Li <davidxl@google.com>
22438 PR tree-optimization/39548
22439 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
22442 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22444 * c-common.c (pointer_int_sum): Use %wd on return from
22447 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22449 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
22450 on return from tree_low_cst.
22452 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
22455 * ginclude/stdarg.h (va_copy): Define also for
22456 __GXX_EXPERIMENTAL_CXX0X__.
22458 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22461 * builtins.h (c_strlen): Do not warn here.
22462 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22463 * c-common.c (pointer_int_sum): Take an explicit location.
22464 Warn about offsets out of bounds.
22465 * c-common.h (pointer_int_sum): Adjust declaration.
22467 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22469 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
22472 2009-03-26 Jakub Jelinek <jakub@redhat.com>
22475 * opts.c (warn_if_disallowed_function_p): Don't assume
22476 get_callee_fndecl must return non-NULL.
22478 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
22480 PR rtl-optimization/39522
22481 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
22482 when reg_reloaded_valid is set.
22484 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22486 * config/spu/divv2df3.c: New file.
22487 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
22488 (DPBIT_FUNCS): Filter out _div_df.
22490 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
22492 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
22493 a jump insn, count that jump in the distance to the loop start.
22495 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
22498 * config/sh/sh.c (calc_live_regs): Fix condition for global
22499 registers except PIC_OFFSET_TABLE_REGNUM.
22501 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
22504 * doc/invoke.texi (-mconsole): New.
22506 (-mno-cygwin): New.
22508 (-mnop-fun-dllimport): New.
22512 (sub section "i386 and x86-64 Windows Options"): New.
22514 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
22516 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
22517 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
22519 2009-03-25 Richard Guenther <rguenther@suse.de>
22521 PR middle-end/39497
22522 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
22525 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
22527 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
22528 neither of haifa/selective schedulers are working.
22530 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22532 * doc/invoke.texi (Debugging Options): Fix description of
22533 -fno-merge-debug-strings.
22535 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
22537 * config/cris/libgcc.ver: New version-script.
22538 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
22540 * configure.ac <GAS features, nop mnemonic>: Add pattern
22541 crisv32-*-* for "nop".
22542 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
22543 * configure: Regenerate.
22545 2009-03-24 Ira Rosen <irar@il.ibm.com>
22547 PR tree-optimization/39529
22548 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
22549 mark_sym_for_renaming for the tag copied to the new vector
22552 2009-03-24 Arthur Loiret <aloiret@debian.org>
22554 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
22555 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
22556 EXTRA_SPEC_FUNCTIONS.
22557 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
22558 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
22559 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
22560 -march and -mtune options.
22562 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
22564 * config/m68k/t-rtems: Add m5329 multilib.
22566 2009-03-24 Dodji Seketeli <dodji@redhat.com>
22567 Jakub Jelinek <jakub@redhat.com>
22570 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
22573 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22576 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
22577 instead of c_parser_expression_conv, if original_code isn't one of the
22578 4 allowed comparison codes, fail.
22580 2009-03-23 Richard Guenther <rguenther@suse.de>
22582 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
22583 * tree.h (struct tree_type): Likewise.
22584 * reload.h (struct insn_chain): Likewise.
22585 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
22586 * function.h (struct function): Likewise.
22587 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
22589 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22591 PR tree-optimization/39516
22592 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
22594 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
22596 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
22597 should be set true if BITS_PER_WORD of target is bigger than 32
22599 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
22601 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
22602 Translate -B-options to -rpath-link. Correct existing
22603 rpath-link and conditionalize on !nostdlib.
22605 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22607 * doc/extend.texi (Function Attributes, Variable Attributes):
22609 * doc/invoke.texi (Debugging Options, Optimize Options)
22610 (i386 and x86-64 Options, MCore Options): Likewise.
22612 2009-03-20 Jakub Jelinek <jakub@redhat.com>
22615 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
22616 it for block local namespace aliases.
22617 (gen_decl_die): Pass context_die to gen_namespace_die.
22619 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22622 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
22623 minimum or maximum value.
22625 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
22627 * reginfo.c (globalize_reg): Recompute derived reg sets.
22629 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
22632 * libgcc2.c (mprotect): Do not use signed arguments for
22633 VirtualProtect, use DWORD arguments. Also fix the 'may
22634 be used uninitialized' warning for the np variable.
22636 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22639 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
22640 functions using regparm calling conventions when not optimizing.
22641 (ix86_function_sseregparm): Similarly for sseregparm calling
22644 2009-03-19 Li Feng <nemokingdom@gmail.com>
22646 PR middle-end/39500
22647 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
22648 dependence if the first conflict is after niter iterations.
22650 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
22652 PR middle-end/38609
22653 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
22654 functions with dynamic stack-pointer adjustments.
22656 2009-03-19 Ben Elliston <bje@au.ibm.com>
22658 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
22659 option; change to -msdata=data.
22661 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22663 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
22666 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
22669 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
22671 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
22673 * doc/invoke.texi (Code Gen Options): Expand discussion of
22676 2009-03-18 Jakub Jelinek <jakub@redhat.com>
22678 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
22679 * matrix-reorg.c (struct matrix_info): Likewise.
22680 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
22681 * rtl.h (struct mem_attrs): Likewise.
22682 * df.h (struct df): Likewise.
22683 * tree-data-ref.h (struct data_dependence_relation): Likewise.
22684 * ira-int.h (struct ira_allocno): Likewise.
22685 * df-scan.c (struct df_collection_rec): Likewise.
22686 * ira.c (struct equivalence): Likewise.
22687 * function.c (struct temp_slot): Likewise.
22688 * cfgloop.h (struct loop): Likewise.
22691 * function.c (use_register_for_decl): When not optimizing, disregard
22692 register keyword for variables with types containing methods.
22694 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
22696 PR middle-end/39447
22697 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
22698 (is_simple_operand): Call contains_component_ref_p before calling data
22699 reference analysis that would fail on COMPONENT_REFs.
22701 * tree-vrp.c (search_for_addr_array): Fix formatting.
22703 2009-03-18 Richard Guenther <rguenther@suse.de>
22705 * tree-vect-transform.c (vect_loop_versioning): Fold the
22706 generated comparisons.
22707 * tree-vectorizer.c (set_prologue_iterations): Likewise.
22708 (slpeel_tree_peel_loop_to_edge): Likewise.
22710 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22712 PR middle-end/37805
22713 * opts.c (print_specific_help): In addition to `undocumented',
22714 accept `separate' and `joined' flags if passed alone. Describe
22715 output by the first matched one of those.
22716 (common_handle_option): Skip over empty strings.
22717 * gcc.c (display_help): Fix help string for `--help='.
22718 * doc/invoke.texi (Option Summary, Overall Options): With
22719 `--help=', classes and qualifiers can both be repeated, but
22720 only the latter can be negated. One should not pass only
22721 negated qualifiers. Fix markup and examples.
22724 2008-10-14 Jakub Jelinek <jakub@redhat.com>
22725 PR middle-end/37805
22726 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
22727 and -fhelp=separate.
22729 2009-03-17 Jing Yu <jingyu@google.com>
22731 PR middle-end/39378
22732 * function.h (struct rtl_data): Move is_thunk from here...
22733 (struct function): ...to here.
22734 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
22735 * varasm.c (assemble_start_function): Change is_thunk from crtl to
22737 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
22739 (alpha_does_function_need_gp, alpha_start_function): Likewise.
22740 (alpha_output_function_end_prologue): Likewise.
22741 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
22742 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
22743 (rs6000_output_function_epilogue): Likewise.
22744 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
22746 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
22749 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
22750 from different units in a single alternative.
22751 (*truncdfsf_i387): Ditto.
22752 (*truncxfsf2_mixed): Ditto.
22753 (*truncxfdf2_mixed): Ditto.
22755 2009-03-17 Jakub Jelinek <jakub@redhat.com>
22757 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
22758 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
22761 * tree-ssa-live.c (remove_unused_locals): Don't remove local
22762 unused non-artificial variables when not optimizing.
22765 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
22766 DW_TAG_imported_module even if decl is IMPORTED_DECL with
22767 NAMESPACE_DECL in its DECL_INITIAL.
22769 PR middle-end/39443
22770 * optabs.c (set_user_assembler_libfunc): New function.
22771 * expr.h (set_user_assembler_libfunc): New prototype.
22772 * c-common.c: Include libfuncs.h.
22773 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
22774 for memcmp, memset, memcpy, memmove and abort.
22775 * Makefile.in (c-common.o): Depend on libfuncs.h.
22778 * dwarf2out.c (gen_inlined_enumeration_type_die,
22779 gen_inlined_structure_type_die, gen_inlined_union_type_die,
22780 gen_tagged_type_instantiation_die): Removed.
22781 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
22784 2009-03-17 Janis Johnson <janis187@us.ibm.com>
22787 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
22789 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
22790 (check-parallel-%): Ditto.
22791 (check-consistency): Ditto.
22793 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
22795 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
22796 local variable rhs by NULL_TREE.
22798 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22801 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
22803 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22806 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
22808 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22811 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
22812 for ms->sysv ABI calls only in 64bit mode.
22814 * config/i386/i386.md (untyped_call): Support 32bit.
22816 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
22818 * doc/extend.texi: Replace x86_65 with x86_64.
22820 2009-03-16 Jakub Jelinek <jakub@redhat.com>
22822 PR tree-optimization/39455
22823 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
22824 mismatches for POINTER_TYPE_P (type).
22825 (number_of_iterations_le): Likewise.
22827 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22829 * config/picochip/picochip.c: Removed profiling support.
22830 * config/picochip/picochip.md: Removed profiling instruction.
22831 * config/picochip/picochip.h: Removed profiling builtin.
22833 2009-03-16 Joseph Myers <joseph@codesourcery.com>
22835 * doc/install.texi (--with-host-libstdcxx): Document.
22837 2009-03-14 Anatoly Sokolov <aesok@post.ru>
22840 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
22841 generate a warning if the function name does not begin with
22842 "__vector" and the function has either the 'signal' or 'interrupt'
22843 attribute, from here to ...
22844 (avr_declare_function_name): ...here. New function.
22845 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
22846 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
22848 2009-03-14 Jakub Jelinek <jakub@redhat.com>
22851 * cse.c (fold_rtx): Don't modify original const_arg1 when
22852 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
22853 separate variable instead.
22854 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
22855 from out of range shift counts.
22856 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
22858 2009-03-13 Catherine Moore <clm@codesourcery.com>
22860 * config/i386/x-mingw32 (host-mingw32.o): Replace
22861 diagnostic.h with $(DIAGNOSTIC_H).
22863 2009-03-12 Jakub Jelinek <jakub@redhat.com>
22866 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
22868 * config/i386/sync.md (sync_compare_and_swap<mode>,
22869 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
22870 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
22872 (sync_double_compare_and_swapdi_pic,
22873 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
22874 cmpxchg8b_pic_memory_operand instead of just memory_operand.
22876 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22879 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
22881 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22884 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
22885 (avx_addsubv4df3): Likewise.
22886 (*avx_addsubv4sf3): Likewise.
22887 (sse3_addsubv4sf3): Likewise.
22889 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22892 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
22894 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
22897 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
22898 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22899 registers for allocnos created from user-defined variables.
22901 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22904 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
22905 of non-integer mode as well.
22907 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
22909 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
22910 for functions for which the parameter types are unknown.
22912 2009-03-11 Jakub Jelinek <jakub@redhat.com>
22915 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
22916 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
22917 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
22918 * config/i386/i386.c (ix86_local_alignment): For
22919 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
22920 long long variables on the stack to avoid dynamic realignment.
22921 Allow the first argument to be a decl rather than type.
22922 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
22924 2009-03-11 Nick Clifton <nickc@redhat.com>
22927 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
22929 Add description to mno-lsim option.
22930 * config/mcore/mcore.h: Remove comment about deprecated m4align
22932 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
22933 * doc/invoke.texi: Add description of mno-lsim and
22934 mstack-increment options.
22936 * config/fr30/fr30.opt: Document the -mno-lsim option.
22937 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
22938 and -mno-lsim options.
22940 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22942 * fold-const.c (fold_comparison): Only call fold_inf_compare
22943 if the mode supports infinities.
22945 2009-03-11 Jason Merrill <jason@redhat.com>
22948 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
22949 end already did. Notice GIMPLE_CALL modifications of the result.
22950 Don't copy debug information from an ignored decl or a decl from
22953 2009-03-10 Richard Guenther <rguenther@suse.de>
22954 Nathan Froyd <froydnj@codesourcery.com>
22956 PR middle-end/37850
22957 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
22958 (__divMODE3): Likewise.
22960 2009-03-09 Jakub Jelinek <jakub@redhat.com>
22962 PR tree-optimization/39394
22963 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
22964 DECL_SIZE_UNIT of variable length FIELD_DECLs.
22966 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
22968 * recog.c (verfiy_changes): Disallow renaming of hard regs in
22969 inline asms for register asm ("") declarations.
22971 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
22973 * fold-const.c (fold_unary): Fix comment.
22975 2009-03-07 Jan Hubicka <jh@suse.cz>
22978 * tree-inline.c (setup_one_parameter): Do replacement of const
22979 argument by constant in SSA form.
22981 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22983 PR middle-end/38028
22984 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
22985 determine alignment passed to assign_stack_local.
22986 (assign_parms_unsplit_complex): Likewise.
22987 * except.c (sjlj_build_landing_pads): Likewise.
22989 2009-03-06 Jakub Jelinek <jakub@redhat.com>
22991 PR middle-end/39360
22992 * tree-flow.h (add_referenced_var): Return bool instead of void.
22993 * tree-dfa.c (add_referenced_var): Return result of
22994 referenced_var_check_and_insert call.
22995 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
22996 of referenced_var_check_and_insert.
22999 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23000 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23001 DIE, don't emit it if abstract origin already has it.
23002 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23003 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23005 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23007 * genpreds.c (needs_variable): Fix parentheses at variable name
23009 (write_tm_constrs_h): Indent generated code.
23011 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23013 * doc/extend.texi (Function Attributes): Add documentation
23014 for isr attributes.
23016 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23019 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23020 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23022 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23024 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23027 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23030 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23031 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23033 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23035 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23036 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23037 constants instead of magic numbers.
23038 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23040 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23041 (x86_64_ms_abi_int_parameter_registers): Ditto.
23042 (x86_64_int_return_registers): Ditto.
23043 (ix86_maybe_switch_abi): Ditto.
23044 (ix86_expand_call): Ditto for clobbered_registers array.
23045 (ix86_hard_regno_mode_ok): Ditto.
23046 (x86_extended_QIreg_mentioned_p): Ditto.
23048 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23050 PR tree-optimization/39349
23051 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23053 * combine.c (gen_lowpart_for_combine): Use omode when generating
23056 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23058 PR rtl-optimization/39235
23059 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23061 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23063 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23065 2009-03-04 Richard Guenther <rguenther@suse.de>
23067 PR tree-optimization/39362
23068 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23069 that occur in abnormal PHIs should be varying.
23071 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23073 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23075 (simple_iv): Take loop as an argument instead of statement.
23076 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23077 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23079 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23081 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23082 * matrix-reorg.c (analyze_transpose): Ditto.
23083 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23084 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23085 * tree-predcom.c (ref_at_iteration): Ditto.
23086 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23088 2009-03-04 Richard Guenther <rguenther@suse.de>
23090 PR tree-optimization/39358
23091 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23092 escaped_id and callused_id.
23093 (solve_graph): Likewise.
23095 2009-03-04 Richard Guenther <rguenther@suse.de>
23097 PR tree-optimization/39339
23098 * tree-sra.c (try_instantiate_multiple_fields): Make it
23099 no longer ICE on the above.
23101 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23103 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23104 that fits within Pmode.
23106 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23108 PR middle-end/10109
23109 * tm.texi (LIBCALL_VALUE): Update description.
23111 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23113 PR middle-end/34443
23114 * doc/extend.texi (section): Update description.
23116 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23118 PR middle-end/39345
23119 * tree-inline.c (remapped_type): New.
23120 (can_be_nonlocal): Call remapped_type instead of remap_type.
23122 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23125 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23126 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23128 2009-03-03 Richard Guenther <rguenther@suse.de>
23130 PR middle-end/39272
23131 * tree.c (tree_nonartificial_location): New function.
23132 * tree.h (tree_nonartificial_location): Declare.
23133 * builtins.c (expand_builtin_memory_chk): Provide location
23134 of the call location for artificial function pieces.
23135 (maybe_emit_chk_warning): Likewise.
23136 (maybe_emit_sprintf_chk_warning): Likewise.
23137 (maybe_emit_free_warning): Likewise.
23138 * expr.c (expand_expr_real_1): Likewise.
23140 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23142 PR tree-optimization/39343
23143 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23144 COMPONENT_REF t has ARRAY_TYPE.
23146 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23148 PR middle-end/39335
23149 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23150 when the type precision of the induction variable should be
23151 larger than the type precision of nit.
23152 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23153 * graphite.c (graphite_loop_normal_form): Same.
23154 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23156 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23158 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23159 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23160 numbers to describe clobbered registers.
23161 (*call_value_0_rex64_ms_sysv): Ditto.
23162 * config/i386/mmx.md (mmx_emms): Ditto.
23163 (mmx_femms): Ditto.
23165 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23167 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23170 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23172 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23173 (spu_section_type_flags): New function.
23175 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23177 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23178 reg_class_contents of FLOAT_REGS into a temporary.
23180 2009-03-02 Richard Guenther <rguenther@suse.de>
23181 Ira Rosen <irar@il.ibm.com>
23183 PR tree-optimization/39318
23184 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23185 information to the vectorized statement.
23187 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23189 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23190 variable. Use defined names instead of magic constants for REX SSE
23193 2009-03-01 Richard Guenther <rguenther@suse.de>
23195 PR tree-optimization/39331
23196 * omp-low.c (lower_send_shared_vars): Do not receive new
23197 values for the reference of DECL_BY_REFERENCE parms or results.
23199 2009-03-01 Jan Hubicka <jh@suse.cz>
23202 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23203 BLOCK_NONLOCALIZED_VAR): New macros.
23204 (tree_block): Add nonlocalized_vars.
23205 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23206 gen_decl_die): Add origin argument. Allow generation of die with
23207 origin at hand only.
23208 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23209 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23211 (gen_block_die): Fix checking for unused blocks.
23212 (process_scope_var): Break out from .... ; work with origins only.
23213 (decls_for_scope) ... here; process nonlocalized list.
23214 (dwarf2out_ignore_block): Look for nonlocalized vars.
23215 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23217 (dump_scope_block): Dump them.
23218 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23219 (remap_block): Likewise.
23220 (can_be_nonlocal): New predicate.
23221 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23223 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23225 * configure: Regenerate.
23227 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23229 * optc-gen.awk: No need to duplicate option flags twice.
23230 Reuse help texts for duplicate options which do not have any.
23232 * gcc.c (display_help): Document --version.
23234 * gcc.c (main): If print_help_list and verbose_flag, ensure
23235 driver output comes before subprocess output.
23237 * optc-gen.awk: Assign all remaining fields to help string,
23238 space-separated, for multi-line help in *.opt.
23240 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23241 -Wno-pedantic-ms-format is for MinGW targets only.
23243 * doc/options.texi (Option file format): Fix bad indentation,
23244 restoring dropped sentence.
23246 2009-02-28 Jan Hubicka <jh@suse.cz>
23248 * tree-inline.c (tree_function_versioning): Output debug info.
23250 2009-02-28 Jan Hubicka <jh@suse.cz>
23253 * tree-inline.c (setup_one_parameter): Do not copy propagate
23254 arguments when not optimizing.
23256 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23259 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23260 (avx_addsubv4df3): Likewise.
23261 (*avx_addsubv4sf3): Likewise.
23262 (sse3_addsubv4sf3): Likewise.
23263 (*avx_addsubv2df3): Likewise.
23264 (sse3_addsubv2df3): Likewise.
23265 (avx_unpckhps256): Correct item selectors.
23266 (avx_unpcklps256): Likewise.
23267 (avx_unpckhpd256): Likewise.
23268 (avx_unpcklpd256): Likewise.
23270 2009-02-28 Jan Hubicka <jh@suse.cz>
23272 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23274 (copy_arguments_for_versioning): If var is declared don't declare it.
23275 (tree_function_versioning): First setup substitutions and then copy
23278 2009-02-27 Jan Hubicka <jh@suse.cz>
23281 * cgraph.h (varpool_output_debug_info): Remove.
23282 * cgraphunit.c (varpool_output_debug_info): Remove.
23283 * dwarf2out.c (deferred_locations_struct): New struct
23284 (deferred_locations): New type.
23285 (deferred_locations_list): New static var.
23286 (deffer_location): New function.
23287 (gen_variable_die): Use it.
23288 (decls_for_scope): Output info on local static vars.
23289 (dwarf2out_finish): Process deferred locations.
23290 * varpool.c (varpool_output_debug_info): Remove.
23292 2009-02-27 Jan Hubicka <jh@suse.cz>
23295 * tree.h (TREE_PROTECTED): Fix comment.
23296 (BLOCK_HANDLER_BLOCK): Remove.
23297 (struct tree_block): Remove handler_block add body_block.
23298 (inlined_function_outer_scope_p): New.
23299 (is_body_block): Remove.
23300 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23301 * dwarf2out.c (is_inlined_entry_point): Remove.
23302 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23303 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23305 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23306 * gimplify.c (gimplify_expr): Gimplify body blocks.
23307 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23308 block with multiple subblocks.
23309 (dump_scope_block): Prettier output; dump more flags and info.
23310 (dump_scope_blocks): New.
23311 (remove_unused_locals): Use dump_scope_blocks.
23312 * tree-flow.h (dump_scope_blocks): Declare.
23313 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23314 * stmt.c (is_body_block): Remove.
23315 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23316 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23318 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23320 PR middle-end/39308
23321 * graphite.c (graphite_loop_normal_form): Do not call
23322 number_of_iterations_exit from a gcc_assert.
23324 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23326 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23327 jumps if COND is NULL.
23328 (find_cond_jump): New function.
23329 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23330 * config/s390/s390.md: Remove z10_cobra attribute value.
23332 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23334 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23335 force_const_mem returns NULL_RTX.
23337 2009-02-26 Jan Hubicka <jh@suse.cz>
23340 * cgraph.h (varpool_output_debug_info): Remove.
23341 * cgraphunit.c (varpool_output_debug_info): Remove.
23342 * dwarf2out.c (deferred_locations_struct): New struct
23343 (deferred_locations): New type.
23344 (deferred_locations_list): New static var.
23345 (deffer_location): New function.
23346 (gen_variable_die): Use it.
23347 (decls_for_scope): Output info on local static vars.
23348 (dwarf2out_finish): Process deferred locations.
23349 * varpool.c (varpool_output_debug_info): Remove.
23351 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23353 PR rtl-optimization/39241
23354 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23355 to subreg_offset_representable_p.
23357 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23359 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23360 execute function prototype. Get f and nregs from max_reg_num
23361 and get_insns. Remove the first backward pass as it's dead,
23362 guard the forward pass by flag_expensive_optimizations.
23363 (rest_of_handle_regmove): Delete.
23364 (pass_regmove): Replace it with regmove_optimize.
23366 2009-02-25 Martin Jambor <mjambor@suse.cz>
23368 PR tree-optimization/39259
23369 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23370 calls_alloca function flags.
23371 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23372 calls are detected.
23374 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23376 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23377 flags_set_1_rtx, flags_set_1_set): Delete.
23378 (regmove_optimize): Do not call mark_flags_life_zones.
23380 2009-02-24 Julian Brown <julian@codesourcery.com>
23383 * config/arm/arm.c (require_pic_register): Only set
23384 cfun->machine->pic_reg once per function.
23386 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23388 * doc/invoke.texi (Link Options): Document an easier way to pass
23389 options that take arguments to the GNU linker using -Xlinker and -Wl.
23391 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23394 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23396 2009-02-24 Richard Guenther <rguenther@suse.de>
23399 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23401 2009-02-24 Richard Guenther <rguenther@suse.de>
23402 Zdenek Dvorak <ook@ucw.cz>
23404 PR tree-optimization/39233
23405 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23406 from converting them to a generic type.
23408 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
23410 PR tree-optimization/39260
23411 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
23412 contains a condition with a real type.
23413 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
23415 2009-02-23 Jason Merrill <jason@redhat.com>
23418 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
23419 narrowing_initializer_constant_valid_p.
23420 (narrowing_initializer_constant_valid_p): Don't return
23421 null_pointer_node for adding a pointer to itself.
23423 2009-02-23 Jan Hubicka <jh@suse.cz>
23426 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
23429 2009-02-23 Jan Hubicka <jh@suse.cz>
23431 PR tree-optimization/37709
23432 * tree.c (block_ultimate_origin): Move here from dwarf2out.
23433 * tree.h (block_ultimate_origin): Declare.
23434 * dwarf2out.c (block_ultimate_origin): Move to tree.c
23435 * tree-ssa-live.c (remove_unused_scope_block_p):
23436 Eliminate blocks containig no instructions nor live variables nor
23438 (dump_scope_block): New function.
23439 (remove_unused_locals): Enable removal of dead blocks by default;
23440 enable dumping at TDF_DETAILS.
23442 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23444 * config/i386/i386.c (classify_argument): Don't allow COImode
23446 (function_arg_advance_32): Don't allow OImode.
23447 (function_arg_32): Likewise.
23448 (function_value_32): Likewise.
23449 (return_in_memory_32): Likewise.
23450 (function_arg_64): Remove OImode comment.
23452 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23455 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
23456 ix86_expand_vector_set for V4DImode in 64bit mode only.
23457 (ix86_expand_vector_init_one_var): Likewise.
23459 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
23461 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
23463 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23466 * loop-iv.c: Revert last change.
23467 * emit-rtl.c: Likewise.
23469 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23472 * config/i386/i386.c (type_natural_mode): Remove an extra
23473 space in the warning message.
23474 (function_value_32): Handle 32-byte vector modes.
23475 (return_in_memory_32): Likewise.
23477 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23479 * loop-iv.c (truncate_value): New function.
23480 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
23482 (lowpart_subreg): Move to...
23483 * emit-rtl.c: ...here.
23485 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
23487 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
23488 accidental and undocumented change at revision 140860.
23490 2009-02-21 Joseph Myers <joseph@codesourcery.com>
23492 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
23493 take gimple_seq * arguments.
23494 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
23495 types_compatible_p langhook.
23497 2009-02-20 Mark Mitchell <mark@codesourcery.com>
23498 Joseph Myers <joseph@codesourcery.com>
23500 * config/arm/arm.c (arm_builtin_va_list): New function.
23501 (arm_expand_builtin_va_start): Likewise.
23502 (arm_gimplify_va_arg_expr): Likewise.
23503 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
23504 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
23505 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
23506 (va_list_type): New variable.
23507 (arm_mangle_type): Mangle va_list_type appropriately.
23509 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23511 PR middle-end/39157
23512 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
23513 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
23514 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
23515 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
23516 parameter to 1000 for -O1 by default.
23517 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
23519 * loop-invariant.c: Include params.h.
23520 (move_loop_invariants): Don't call move_single_loop_invariants on
23523 2009-02-20 Jaka Mocnik <jaka@xlab.si>
23525 * calls.c (emit_library_call_value_1): Use slot_offset instead of
23526 offset when calculating bounds for indexing stack_usage_map. Fixes
23527 a buffer overflow with certain target setups.
23529 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23532 * calls.c (expand_call): Clear try_tail_call if caller and callee
23533 disagree in promotion of function return value.
23535 2009-02-19 Jakub Jelinek <jakub@redhat.com>
23538 * c-common.c (c_determine_visibility): If visibility changed and
23539 DECL_RTL has been already set, call make_decl_rtl to update symbol
23542 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
23545 * varasm.c (assemble_variable): Don't check DECL_NAME when
23546 globalizing a variable.
23548 2009-02-19 Joseph Myers <joseph@codesourcery.com>
23551 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
23552 expression before any __builtin_trap call.
23553 * c-typeck.c (build_function_call): Convert and check function
23554 arguments before generating a call to a trap. Evaluate the
23555 function arguments before the trap.
23557 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
23560 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
23561 (UNSPEC_FXAM_MEM): New unspec.
23562 (fxam<mode>2_i387_with_temp): New insn and split pattern.
23563 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
23564 memory using fxam<mode>2_i387_with_temp to remove excess precision.
23566 2009-02-19 Richard Guenther <rguenther@suse.de>
23568 PR tree-optimization/39207
23569 PR tree-optimization/39074
23570 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
23571 storedanything_tree): New.
23572 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
23573 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
23574 (build_succ_graph): Add edges from STOREDANYTHING to all
23576 (init_base_vars): Initialize STOREDANYTHING.
23577 (compute_points_to_sets): Free substitution info after
23578 building the succ graph.
23579 (ipa_pta_execute): Likewise.
23581 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
23583 (do_ds_constraint): Do not add to special var or non-pointer
23585 (type_could_have_pointers): Split out from ...
23586 (could_have_pointers): ... here. For arrays use the element type.
23587 (create_variable_info_for): Initialize may_have_pointers.
23588 (new_var_info): Likewise.
23589 (handle_lhs_call): Make the HEAP variable unknown-sized.
23590 (intra_create_variable_infos): Use a type with pointers for
23591 PARM_NOALIAS, make it unknown-sized.
23593 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
23596 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
23598 2009-02-18 Jason Merrill <jason@redhat.com>
23601 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
23602 value if DECL_EXTERNAL.
23603 * tree-sra.c (sra_walk_gimple_assign): Likewise.
23604 * target.h (gcc_target::binds_local_p): Clarify "module".
23605 * tree.h (TREE_PUBLIC): Clarify "module".
23607 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
23610 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
23611 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
23613 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
23616 * c.opt (Wabi): Support C and ObjC.
23619 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
23621 * config/i386/i386.c (classify_argument): Warn once about the ABI
23622 change when passing union with long double.
23624 * doc/invoke.texi: Update -Wabi for warning psABI changes.
23626 2009-02-18 Joseph Myers <joseph@codesourcery.com>
23629 * c-parser.c (c_parser_compound_statement): Always enter and leave
23632 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23635 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
23637 2009-02-18 Jakub Jelinek <jakub@redhat.com>
23639 PR tree-optimization/36922
23640 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
23641 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
23644 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23646 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
23649 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23651 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
23653 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23655 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
23658 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
23659 Richard Sandiford <rdsandiford@googlemail.com>
23661 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
23662 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
23663 (loongson_biadd): ...this.
23665 2009-02-17 Richard Guenther <rguenther@suse.de>
23667 PR tree-optimization/39202
23668 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
23669 a var make sure to follow existing collapses.
23671 2009-02-17 Richard Guenther <rguenther@suse.de>
23673 PR middle-end/39214
23674 * langhooks.c (lhd_print_error_function): Check for NULL block.
23676 2009-02-17 Richard Guenther <rguenther@suse.de>
23678 PR tree-optimization/39204
23679 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
23682 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
23684 * config/soft-fp/double.h: Update from glibc CVS.
23686 2009-02-17 Richard Guenther <rguenther@suse.de>
23688 PR tree-optimization/39207
23689 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
23690 strict-aliasing warnings for pointers pointing to NULL.
23692 2009-02-16 Joseph Myers <joseph@codesourcery.com>
23695 * c-parser.c (c_parser_braced_init): Call pop_init_level when
23696 skipping until next close brace.
23698 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
23701 * config/i386/i386.c (ix86_expand_push): Set memory alignment
23702 to function argument boundary.
23704 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23706 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
23707 in the lea_add. Reload eventually constraints it properly.
23708 * config/picochip/constraints.md: Remove the target constraint
23709 "b", since it is not needed anymore.
23711 2009-02-16 Jakub Jelinek <jakub@redhat.com>
23713 * gthr-dce.h: Uglify function parameter and local variable names.
23714 * gthr-gnat.h: Likewise.
23715 * gthr-mipssde.h: Likewise.
23716 * gthr-nks.h: Likewise.
23717 * gthr-posix95.h: Likewise.
23718 * gthr-posix.h: Likewise.
23719 * gthr-rtems.h: Likewise.
23720 * gthr-single.h: Likewise.
23721 * gthr-solaris.h: Likewise.
23722 * gthr-tpf.h: Likewise.
23723 * gthr-vxworks.h: Likewise.
23724 * gthr-win32.h: Likewise.
23726 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
23729 * config/i386/i386.md: Restrict the new peephole2 to move
23730 between MMX/SSE registers.
23732 2009-02-15 Richard Guenther <rguenther@suse.de>
23735 2009-02-13 Richard Guenther <rguenther@suse.de>
23737 * configure.ac: Enable LFS.
23738 * configure: Re-generate.
23739 * config.in: Likewise.
23741 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23743 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
23744 spu_srqwbyte, spu_srqwbytebc): Define.
23745 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
23746 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
23747 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
23748 "shrqby_<mode>"): New insn-and-split patterns.
23749 * config/spu/spu.c (expand_builtin_args): Determine and return
23750 number of operands using spu_builtin_description data.
23751 (spu_expand_builtin_1): Use it.
23753 2009-02-13 Steve Ellcey <sje@cup.hp.com>
23756 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
23759 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23762 * config/i386/i386.c (override_options): Correct warning
23763 messages for -malign-loops, -malign-jumps and -malign-functions.
23765 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23768 * config/i386/i386.md: Restrict the new peephole2 to move
23769 between the general purpose registers.
23771 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23774 * config/i386/i386.c (type_natural_mode): Add a new argument.
23775 Return the original mode and warn ABI change if vector size is 32byte.
23776 (function_arg_advance): Updated.
23777 (function_arg): Likewise.
23778 (ix86_function_value): Likewise.
23779 (ix86_return_in_memory): Likewise.
23780 (ix86_sol10_return_in_memory): Likewise.
23781 (ix86_gimplify_va_arg): Likewise.
23782 (function_arg_32): Don't warn ABX ABI change here.
23783 (function_arg_64): Likewise.
23785 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
23787 * loop-iv.c (implies_p): In the final case, test that operands 0
23788 of the two comparisons match.
23790 * config/bfin/bfin.c (find_prev_insn_start): New function.
23791 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
23792 (find_next_insn_start): Move.
23794 2009-02-13 Richard Guenther <rguenther@suse.de>
23796 * configure.ac: Enable LFS.
23797 * configure: Re-generate.
23798 * config.in: Likewise.
23800 2009-02-13 Joseph Myers <joseph@codesourcery.com>
23803 * c-parser.c (c_parser_parms_list_declarator): Discard pending
23804 sizes on syntax error after some arguments have been parsed.
23806 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23808 * doc/invoke.texi (-fira): Remove.
23810 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23812 * caller-save.c: Replace regclass.c with reginfo.c in comments.
23813 * recog.c: Likewise.
23816 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
23818 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
23819 (umul_ppmm): Likewise.
23820 (count_leading_zeros): Likewise.
23821 (count_trailing_zeros): Likewise.
23822 (UMUL_TIME): Likewise.
23824 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23826 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
23827 soft-fp/t-softfp to tmake_file.
23829 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
23830 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
23831 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
23832 IA64_BUILTIN_INFQ]: New.
23833 (ia64_init_builtins): Initialize __builtin_infq,
23834 __builtin_fabsq and __builtin_copysignq if not HPUX.
23835 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
23836 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
23838 * config/ia64/lib1funcs.asm (__divtf3): Define only if
23840 (__fixtfti): Likewise.
23841 (__fixunstfti): Likewise.
23842 (__floattitf): Likewise.
23844 * config/ia64/libgcc-glibc.ver: New.
23845 * config/ia64/t-fprules-softfp: Likewise.
23846 * config/ia64/sfp-machine.h: Likewise.
23848 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
23849 (LIBGCC2_TF_CEXT): Likewise.
23850 (TF_SIZE): Likewise.
23851 (TARGET_INIT_LIBFUNCS): Likewise.
23853 * config/ia64/t-glibc (SHLINB_MAPFILES):
23854 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
23856 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23858 * config/i386/i386.c (construct_container): Rewrite processing
23859 BLKmode with X86_64_SSE_CLASS.
23861 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
23864 * config/i386/i386.md: Replace simplify_replace_rtx with
23865 replace_rtx in the new peephole2.
23867 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
23869 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
23870 loop unrolling do not happen at -O2.
23872 2009-02-12 Michael Matz <matz@suse.de>
23874 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
23876 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23878 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
23881 2009-02-12 Ben Elliston <bje@au.ibm.com>
23883 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
23884 patterns when updating the back chain. Missed in the 2009-02-10
23887 2009-02-11 Janis Johnson <janis187@us.ibm.com>
23889 * doc/extend.texi (Decimal Floating Types): Update identifier of
23890 draft TR and list of missing support.
23892 2009-02-11 Jakub Jelinek <jakub@redhat.com>
23894 PR middle-end/39154
23895 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
23896 bit to variable length decl's flags, add it also to its
23897 pointer replacement variable.
23899 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
23900 Jakub Jelinek <jakub@redhat.com>
23903 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
23904 (memory_blockage): New expander.
23905 (*memory_blockage): New insn pattern.
23906 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
23907 instead of general blockage at the end of function prologue when
23908 frame pointer is used to access red zone area. Do not emit blockage
23909 when profiling, it is emitted in generic code.
23910 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
23911 function epilogue when frame pointer is used to access red zone area.
23913 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
23916 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
23917 by arithmetic with memory operands.
23918 * config/i386/predicates.md (commutative_operator): New.
23920 2009-02-10 Janis Johnson <janis187@us.ibm.com>
23922 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
23925 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
23927 * alias.h (record_alias_subset): Declare.
23928 * alias.c (record_alias_subset): Make global.
23930 2009-02-10 Nick Clifton <nickc@redhat.com>
23932 * tree-parloops.c: Change license to GPLv3.
23933 * ipa-struct-reorg.c: Change license to GPLv3.
23934 * ipa-struct-reorg.h: Change license to GPLv3.
23936 2009-02-10 Steve Ellcey <sje@cup.hp.com>
23939 * c-decl.c (start_struct): Return NULL on error.
23941 2009-02-10 Jakub Jelinek <jakub@redhat.com>
23943 PR middle-end/39124
23944 * cfgloopmanip.c (remove_path): Call remove_bbs after
23945 cancel_loop_tree, not before it.
23948 * function.h (struct function): Add has_local_explicit_reg_vars bit.
23949 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
23950 VAR_DECLs were seen.
23951 * tree-ssa-live.c (remove_unused_locals): Recompute
23952 cfun->has_local_explicit_reg_vars.
23953 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
23954 copies or clearings if cfun->has_local_explicit_reg_vars.
23956 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
23959 * config/i386/i386.c (expand_prologue): Emit blockage at the end
23960 of function prologue when frame pointer is used to access
23963 2009-02-10 Richard Guenther <rguenther@suse.de>
23965 PR middle-end/39127
23966 * gimplify.c (gimple_regimplify_operands): Always look if
23967 we need to create a temporary.
23969 2009-02-10 Richard Guenther <rguenther@suse.de>
23971 PR tree-optimization/39132
23972 * tree-loop-distribution.c (todo): New global var.
23973 (generate_memset_zero): Trigger TODO_rebuild_alias.
23974 (tree_loop_distribution): Return todo.
23976 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
23979 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
23980 (x86_64_reg_class_name): Removed.
23981 (classify_argument): Return 0 if bytes > 32. Return 0 if the
23982 first one isn't X86_64_SSE_CLASS or any other ones aren't
23983 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
23984 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
23985 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
23986 and 3 X86_64_SSEUP_CLASS.
23987 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
23988 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
23990 2009-02-10 Ben Elliston <bje@au.ibm.com>
23992 * config/rs6000/rs6000.md (allocate_stack): Always use an update
23993 form instruction to update the stack back chain word, even if the
23994 user has disabled the generation of update instructions.
23995 (movdi_<mode>_update_stack): New.
23996 (movsi_update_stack): Likewise.
23997 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
23998 always use an update form instruction to update the stack back
24001 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24003 PR middle-end/38953
24004 * graphite.c (if_region_set_false_region): After moving a region in
24005 the false branch of a condition, remove the empty dummy basic block.
24006 (gloog): Remove wrong fix for PR38953.
24008 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24010 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24011 generation due to implicit sign extension.
24013 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24015 PR middle-end/38981
24016 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24017 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24019 2009-02-09 Richard Guenther <rguenther@suse.de>
24021 PR middle-end/35202
24022 * convert.c (convert_to_real): Disable (float)fn((double)x)
24023 to fnf(x) conversion if errno differences may occur and
24024 -fmath-errno is set.
24026 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24028 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24029 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24030 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24032 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24035 * c-common.c (handle_alias_attribute): Disallow attribute for
24036 anything not a FUNCTION_DECL or VAR_DECL.
24038 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24041 * real.c (do_compare): Special-case compare of zero against
24042 decimal float value.
24044 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24047 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24048 as indicating flexible array members unless the field itself is
24049 being declarared as the incomplete array.
24051 2009-02-06 Jan Hubicka <jh@suse.cz>
24053 PR tree-optimization/38844
24054 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24055 is already inlined.
24057 2009-02-06 Richard Guenther <rguenther@suse.de>
24059 PR middle-end/38977
24060 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24061 fork because we may expand it as __gcov_fork.
24063 2009-02-06 Nick Clifton <nickc@redhat.com>
24065 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24067 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24069 PR tree-optimization/35659
24070 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24071 vn_phi_eq): Shortcut if hashcode does not match.
24072 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24074 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24075 and avoid iterative_hash_expr.
24076 (FOR_EACH_VALUE_ID_IN_SET): New.
24077 (value_id_compare): Remove.
24078 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24079 sort expressions by value id.
24081 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24084 * config/sh/predicates.md (general_movsrc_operand): Don't check
24085 the subreg of system registers here.
24087 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24090 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24091 on the copied decl.
24093 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24095 PR rtl-optimization/39110
24096 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24097 addresses, not aligned ones.
24099 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24100 Richard Guenther <rguenther@suse.de>
24102 PR tree-optimization/39100
24103 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24104 comment says and add edges.
24106 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24109 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24110 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24112 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24114 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24115 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24116 register_bb_in_sese, new_sese, free_sese): Moved.
24117 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24118 outermost_loop_in_scop, build_scop_iteration_domain,
24119 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24120 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24121 Use loop_in_sese_p instead of loop_in_scop_p.
24122 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24123 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24124 (scopdet_basic_block_info): Fix bug in scop detection.
24125 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24126 eq_loop_to_cloog_loop): Remove.
24127 (nb_loops_around_loop_in_scop, nb_loop
24128 ref_nb_loops): Moved here...
24129 * graphite.h (ref_nb_loops): ... from here.
24130 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24131 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24132 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24133 * testsuite/gcc.dg/graphite/scop-19.c: New
24135 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24136 Hans-Peter Nilsson <hp@axis.com>
24138 PR rtl-optimization/37889
24139 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24140 Move offset handling from PLUS to before the switch. Use new
24141 arguments when considering SYMBOL_REFs too.
24142 (rtx_addr_can_trap_p): Pass dummy offset and size.
24143 (enum may_trap_p_flags): Remove.
24144 (may_trap_p_1): Pass size from MEM_SIZE.
24146 PR rtl-optimization/38921
24147 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24148 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24149 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24150 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24152 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24154 AVX Programming Reference (January, 2009)
24155 * config/i386/sse.md (*vpclmulqdq): New.
24157 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24159 PR tree-optimization/38977
24160 PR gcov-profile/38292
24161 * calls.c (special_function_p): Disregard __builtin_ prefix.
24163 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24165 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24166 non-indexable addresses even before reload.
24168 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24171 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24172 as having variable size. Do not give an error for unnamed
24173 parameters with [*] declarators. Give a warning for type names
24174 with [*] declarators and mark them as variable size.
24175 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24176 for sizeof applied to [*] type names.
24178 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24181 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24183 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24185 * gcc.c (process_command): Update copyright notice dates.
24186 * gcov.c (print_version): Likewise.
24187 * gcov-dump.c (print_version): Likewise.
24188 * mips-tfile.c (main): Likewise.
24189 * mips-tdump.c (main): Likewise.
24191 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24194 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24195 for composite type involving a zero-length array type.
24197 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24200 * function.c (match_asm_constraints_1): Skip over
24201 initial optional % in the constraint.
24203 PR inline-asm/39059
24204 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24205 supported, don't accept FIXED_CSTs.
24206 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24207 and _Sat is used without _Fract/_Accum. Set specs->type to
24208 integer_type_node for cts_fract/cts_accum if fixed point is not
24211 2009-02-02 Catherine Moore <clm@codesourcery.com>
24213 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24215 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24217 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24218 (ABI_HAS_64BIT_SYMBOLS): Use it.
24219 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24221 2009-02-02 Paul Brook <paul@codesourcery.com>
24223 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24225 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24227 PR inline-asm/39058
24228 * recog.h (asm_operand_ok): Add constraints argument.
24229 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24230 recurse on matching constraint.
24231 (check_asm_operands): Pass constraints as 3rd argument to
24232 asm_operand_ok. Don't look up matching constraint here.
24233 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24236 2009-02-02 Ben Elliston <bje@au.ibm.com>
24238 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24239 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24241 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24243 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24244 information. Remove some obsolete information. Reorganize.
24246 * config/pa/fptr.c: Revert license to GPL 2.
24247 * config/pa/milli64.S: Likewise.
24249 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24252 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24253 LIBRARY name in, instead of hard-coding it.
24254 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24255 extra target make frag to tmake_files according to EH model.
24256 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24257 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24258 frags that define makefile variable EH_MODEL appropriately.
24259 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24260 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24261 to "-sjlj" according to type of EH configured.
24262 (LIBGCC_SONAME): Concatenate it to shared library base name.
24263 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24264 to "_sjlj" according to type of EH configured.
24265 (LIBGCC_SONAME): Concatenate it to shared library base name.
24266 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24267 (SHLIB_LINK): Add missing semicolon to if-else construct.
24268 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24269 string value of "pe_dll" command-line option.
24270 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24271 (SHLIB_SONAME): Use it when overriding t-cygming default.
24272 (SHLIB_IMPLIB): Override t-cygming default.
24273 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24274 string value of "pe_dll" command-line option.
24276 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24279 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24280 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24282 2009-01-31 Richard Guenther <rguenther@suse.de>
24284 PR tree-optimization/38937
24285 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24286 computing the transitive closure.
24288 2009-01-30 Richard Guenther <rguenther@suse.de>
24290 PR tree-optimization/39041
24291 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24292 Propagate variable indices only if the types match for this stmt.
24294 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24297 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24298 inline but never defined.
24300 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24302 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24303 (*insv_h_di_reg_extimm): New insn.
24304 (*insv_l<mode>_reg_extimm): New insn.
24306 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24308 * config/picochip/picochip.c (flag_conserve_stack): set
24309 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24310 fconserve-stack. Reduce call-overhead used by inliner.
24312 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24315 * common.opt (flag_conserve_stack): Initialised to zero.
24317 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24320 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24321 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24324 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24326 * ira-color.c (allocno_reload_assign): Update comments.
24327 * regmove.c (regmove_optimize): Likewise.
24331 2009-01-29 Robert Millan <rmh@aybabtu.com>
24333 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24334 * config/i386/kopensolaris-gnu.h: New file. Undefine
24335 `MD_UNWIND_SUPPORT'.
24336 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24338 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24340 PR tree-optimization/39007
24341 * tree-loop-distribution.c (generate_builtin): Use
24342 recompute_dominator to compute the immediate dominator of the
24343 basic block just after the loop.
24345 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24347 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24348 (ASM_OUTPUT_DWARF_PCREL): Define.
24350 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24352 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24353 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24354 global. Modify entries about regmove and IRA.
24356 * ra-conflict.c: Remove the file.
24358 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24360 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24361 (pass_regclass_init): Rename to pass_reginfo_init.
24363 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24365 * toplev.h (flag_ira): Remove.
24367 * caller-save.c (setup_save_areas): Remove flag_ira.
24369 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24371 * global.c: Remove the file.
24373 * opts.c (decode_options): Remove flag_ira.
24375 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24377 * regmove.c: Modify file description.
24378 (find_use_as_address, try_auto_increment): Define them only if
24379 AUTO_INC_DEC is defined.
24380 (replacement_quality, replace_in_call_usage, fixup_match_1,
24381 stable_and_no_regs_but_for_p): Remove.
24382 (reg_set_in_bb): Make it static.
24383 (regmove_optimize): Remove flag_ira and code which worked for
24386 * local-alloc.c: Remove the file.
24388 * common.opt (fira): Remove.
24390 * ira.c: Include except.h.
24391 (eliminable_regset): Move from global.c.
24392 (mark_elimination): Ditto. Remove flag_ira.
24393 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24394 equiv_mem_modified, validate_equiv_mem_from_store,
24395 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24396 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24397 no_equiv, recorded_label_ref): Move from local-alloc.c.
24398 (update_equiv_regs): Ditto. Make it static.
24399 (print_insn_chain, print_insn_chains): Move it from global.c.
24400 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24401 (build_insn_chain): Ditto. Make it static.
24402 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24403 Rename to init_live_subregs.
24404 (gate_ira): Remove flag_ira.
24406 * regclass.c: Rename reginfo.c. Change file description.
24407 (FORBIDDEN_INC_DEC_CLASSES): Remove.
24408 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
24409 (init_reg_sets_1): Remove code for evaluation of
24410 reg_class_superclasses and losing_caller_save_reg_set.
24411 (init_regs): Remove init_reg_autoinc.
24412 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
24413 ok_for_base_p_nonstrict): Remove.
24414 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
24415 (pass_regclass_init): Rename to pass_reginfo_init. Modify
24416 corresponding entries.
24417 (dump_regclass, record_operand_costs, scan_one_insn,
24418 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
24419 record_address_regs, auto_inc_dec_reg_p): Remove.
24420 (gt-regclass.h): Rename to gt-reginfo.h.
24422 * rtl.h (dump_global_regs, retry_global_alloc,
24423 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
24425 * Makefile.in (RA_H): Remove.
24426 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
24427 Rename regclass.o to reginfo.o.
24428 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
24430 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
24431 (GTFILES): Rename regclass.c to reginfo.c.
24433 * passes.c (init_optimization_passes): Remove pass_local_alloc and
24434 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
24436 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24437 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
24439 (finish_spills): Ditto. Remove code for !flag_ira.
24441 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
24443 PR middle-end/35854
24444 * doc/invoke.texi (rtl debug options): Complete rewrite.
24445 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
24447 * mode-switching.c (pass_mode_switching): Rename pass from
24448 "mode-sw" to "mode_sw".
24449 * except.c (pass_convert_to_eh_ranges): Rename pass from
24450 "eh-ranges" to "eh_ranges".
24451 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
24455 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
24456 Alexander Monakov <amonakov@ispras.ru>
24458 PR middle-end/38857
24459 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
24461 (move_exprs_to_boundary): Change return type and pass through
24462 should_move from move_op. Relax assert. Update usage ...
24463 (schedule_expr_on_boundary): ... here. Use should_move instead of
24465 (move_op_orig_expr_found): Indicate that insn was disconnected from
24467 (code_motion_process_successors): Do not call after_merge_succs
24468 callback if original expression was not found when traversing any of
24470 (code_motion_path_driver): Change return type. Update prototype.
24471 (move_op): Update comment. Add a new parameter (should_move). Update
24472 prototype. Set *should_move based on indication provided by
24473 move_op_orig_expr_found.
24475 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
24477 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
24478 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
24479 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
24480 * config/rs6000/rs6000.c (rs6000_override_options): Default
24481 avoid-indexed-addresses on for Power6, off for everything else.
24482 (avoiding_indexed_address_p): New function.
24483 (rs6000_legitimize_address): Use it.
24484 (rs6000_legitimate_address): Likewise.
24485 * config/rs6000/rs6000.md (movXX_updateX): Likewise
24487 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
24489 PR tree-optimization/38997
24490 * tree-loop-distribution.c (generate_memset_zero): Use
24491 POINTER_PLUS_EXPR for a pointer addition.
24493 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
24495 * config/s390/s390.md (bswap<mode>2): New pattern added.
24497 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24499 * config/s390/s390.md (*tls_load_31): Added type attribute.
24501 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24503 * config/s390/s390.md: Fix a few comments.
24505 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24507 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
24508 (*tm<mode>_full): Fixed z10prop attribute.
24509 (*tst<mode>_extimm): Fixed z10prop attribute.
24510 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
24511 (*tstqiCCT_cconly): Fixed z10prop attribute.
24512 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
24513 (*movsi_larl): Fixed z10prop attribute.
24514 (*movsi_zarch): Fixed z10prop attribute.
24515 (*movsi_eas): Fixed z10prop attribute.
24516 (*movhi): Fixed z10prop attribute.
24517 (*movqi): Fixed z10prop attribute.
24518 (*movstrictqi): Fixed z10prop attribute.
24519 (*mov<mode>): Fixed z10prop attribute.
24520 (*movcc): Fixed z10prop attribute.
24521 (*sethighpartdi_64): Fixed z10prop attribute.
24522 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
24523 (*negdi2_sign_cc): Fixed z10prop attribute.
24524 (*negdi2_sign): Fixed z10prop attribute.
24525 (*absdi2_sign_cc): Fixed z10prop attribute.
24526 (*absdi2_sign): Fixed z10prop attribute.
24527 (*negabsdi2_sign_cc): Fixed z10prop attribute.
24528 (*negabsdi2_sign): Fixed z10prop attribute.
24529 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
24530 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
24531 (doloop_si64): Fixed z10prop attribute.
24532 (doloop_si31): Fixed z10prop attribute.
24533 (doloop_long): Fixed z10prop attribute.
24534 (indirect_jump): Fixed z10prop attribute.
24535 (nop): Fixed z10prop attribute.
24536 (main_base_64): Fixed z10prop attribute.
24537 (reload_base_64): Fixed z10prop attribute.
24539 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24541 PR rtl-optimization/38740
24542 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
24544 * config/mips/mips.c (mips_reorg): Likewise.
24546 2009-01-28 Richard Guenther <rguenther@suse.de>
24548 PR tree-optimization/38926
24549 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
24550 with the correct value id to a value.
24551 (do_regular_insertion): Use the value number of edoubleprime
24552 for the value number of the expr.
24555 2008-08-21 Richard Guenther <rguenther@suse.de>
24557 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
24558 a PHI ask VN if it is already available.
24559 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
24560 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
24562 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24564 PR middle-end/38934
24565 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
24566 set to varying whenever max has TREE_OVERFLOW set, similarly
24567 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
24569 2009-01-28 Richard Guenther <rguenther@suse.de>
24571 PR middle-end/38908
24572 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
24573 uninitialized aggregate uses in call arguments.
24575 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
24577 PR tree-optimization/38984
24578 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
24579 the nothing_id variable if -fno-delete-null-pointer-checks.
24581 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
24584 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
24585 (set_got_offset_rex64): Ditto.
24587 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
24590 * doc/extend.texi: Improve local variable with asm reg.
24592 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
24594 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
24595 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
24596 was not supplied then set warn_packed_bitfield_compat to the
24597 default value of 1.
24598 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
24601 2009-01-27 Richard Guenther <rguenther@suse.de>
24603 PR tree-optimization/38503
24604 * cfgexpand.c (expand_gimple_basic_block): Ignore
24605 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
24606 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
24607 variables that cannot have TBAA applied.
24608 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
24611 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
24613 PR middle-end/38969
24614 * calls.c (initialize_argument_information): Do not wrap complex
24615 arguments in SAVE_EXPR.
24617 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
24619 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
24620 (INSTALL_LIBGCC): Revert typo commit.
24622 2009-01-26 Richard Guenther <rguenther@suse.de>
24624 PR tree-optimization/38745
24625 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
24626 from special handling.
24628 2009-01-26 Richard Guenther <rguenther@suse.de>
24630 PR tree-optimization/38745
24631 * tree-ssa.c (execute_update_addresses_taken): Do not include
24632 variables that cannot possibly be a register in not_reg_needs.
24633 Do not clear TREE_ADDRESSABLE on vars that may not become
24635 * tree-ssa.c (update_alias_info_1): Include those in the set
24636 of addressable vars.
24638 2009-01-26 Richard Guenther <rguenther@suse.de>
24640 PR middle-end/38851
24641 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
24642 * tree-ssa-dse.c: Include langhooks.h
24643 (execute_simple_dse): Remove stores with zero size.
24645 2009-01-24 Jakub Jelinek <jakub@redhat.com>
24648 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
24651 2009-01-24 Julian Brown <julian@codesourcery.com>
24653 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
24654 config/arm/linux-atomic.c.
24655 * config/arm/linux-atomic.c: New.
24657 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
24659 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
24660 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
24661 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
24663 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
24666 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
24669 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
24671 PR tree-optimization/38953
24672 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
24673 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
24674 (gloog): Split the exit of the scop when the scop exit is a loop exit.
24675 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
24678 2009-01-24 Paul Brook <paul@codesourcery.com>
24680 * config/arm/neon.md (neon_type): Move to arm.md.
24681 (neon_mov<VSTRUCT>): Add neon_type attribute.
24682 * config/arm/arm.md (neon_type): Move to here.
24683 (conds): Add "unconditioal" and use as default for NEON insns.
24685 2009-01-24 Ben Elliston <bje@au.ibm.com>
24687 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
24688 void *' warning from -Wc++-compat.
24689 * Makefile.in (dominance.o-warn): Remove.
24691 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
24693 PR tree-optimization/38932
24694 * fold-const.c (fold_unary_ignore_overflow): New.
24695 * tree.h (fold_unary_ignore_overflow): Declare.
24696 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
24697 * tree-ssa-sccvn.c (visit_reference_op_load,
24698 simplify_unary_expression): Likewise.
24700 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
24702 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
24703 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
24704 regardless of their type.
24705 * c-common.c (handle_packed_attribute): Don't ignore packed on
24707 * c.opt (Wpacked-bitfield-compat): New warning option.
24708 * stor-layout.c (place_field): Warn if offset of a field changed.
24709 * doc/extend.texi (packed): Mention the ABI change.
24710 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
24711 (Warning Options): Add it to the list.
24713 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
24715 * c-opts.c (c_common_post_options): Fix a typo in comments.
24717 2009-01-22 Steve Ellcey <sje@cup.hp.com>
24719 PR middle-end/38615
24720 * gimplify.c (gimplify_init_constructor): Fix promotion of const
24721 variables to static.
24722 * doc/invoke.texi (-fmerge-all-constants): Update description.
24724 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
24727 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
24728 (*movdi_1_rex64): Use type "mmx" for alternative 5.
24730 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
24732 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
24734 (LOCAL_ALIGNMENT): Similarly.
24736 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24737 Joseph Myers <joseph@codesourcery.com>
24739 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
24740 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
24741 * config/arm/arm-tune.md: Regenerate.
24742 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
24745 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24747 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
24748 version number to five.
24750 2009-01-22 Dodji Seketeli <dodji@redhat.com>
24753 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
24754 * c-common.c (set_underlying_type): Likewise.
24755 (is_typedef_decl ): Likewise
24757 (set_underlying_type): Likewise.
24758 (is_typedef_type): Likewise.
24760 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
24762 PR middle-end/38587
24763 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
24766 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
24769 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
24770 (LIBGCC_SPEC): Don't define.
24771 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
24773 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
24775 PR rtl-optimization/38879
24776 * alias.c (base_alias_check): Unaligned access via AND address can
24777 alias all surrounding object types except those with sizes equal
24778 or wider than the size of unaligned access.
24780 2009-01-21 Dodji Seketeli <dodji@redhat.com>
24783 * c-decl.c (clone_underlying_type): Move this ...
24784 * c-common.c (set_underlying_type): ... here.
24785 Also, make sure the function properly sets TYPE_STUB_DECL() on
24786 the newly created typedef variant type.
24787 (is_typedef_decl ): New entry point.
24788 * tree.h: Added a new member member_types_needing_access_check to
24789 struct tree_decl_non_common.
24790 (set_underlying_type): New entry point.
24791 (is_typedef_type): Likewise.
24793 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
24795 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
24796 Check whether two instructions have memory references that
24797 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
24798 are helper functions for traversing.
24799 * alias.h (insn_alias_sets_confilict_p): New prototypes.
24800 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
24801 not to draw dependency edge for instructions with non-conflicting
24804 2009-01-20 Joseph Myers <joseph@codesourcery.com>
24807 * longlong.h: Update copyright years. Use soft-fp license notice.
24808 Sync __clz_tab declaration with glibc.
24810 2009-01-20 Steve Ellcey <sje@cup.hp.com>
24813 * doc/extend.texi (syscall_linkage): New.
24814 (version_id): Modify.
24816 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
24817 Richard Guenther <rguenther@suse.de>
24819 PR tree-optimization/38747
24820 PR tree-optimization/38748
24821 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
24822 conversion if the base address is an indirect reference and the
24823 aliasing sets could cause issues.
24825 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24827 * common.opt (fgraphite, fgraphite-identity): Add comment for
24828 explaining why these options are not documented.
24830 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24832 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
24833 gimple_call_lhs is NULL.
24835 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
24838 * emit-rtl.c (adjust_address_1): Make sure memref is never
24841 2009-01-20 Ben Elliston <bje@au.ibm.com>
24843 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24844 const qualifier from arg parameter. Remove unnecessary cast to char *.
24845 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24846 const qualifier from arg 2.
24848 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
24850 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
24852 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
24855 * rtl.h (reinit_regs): New prototype.
24856 * regclass.c: Include ira.h.
24857 (reinit_regs): New.
24858 * Makefile.in (regclass.o): Add ira.h.
24859 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
24861 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
24864 * c-common.c (handle_aligned_attribute): Use
24865 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
24866 default alignment value.
24868 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
24870 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
24871 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
24873 * doc/extend.texi: Update __attribute__ ((aligned)). Document
24874 __BIGGEST_ALIGNMENT__.
24876 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
24878 2009-01-18 Richard Guenther <rguenther@suse.de>
24880 PR tree-optimization/38819
24881 * tree-flow.h (operation_could_trap_helper_p): Declare.
24882 * tree-eh.c (operation_could_trap_helper_p): Export.
24883 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
24884 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
24885 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
24886 are about to insert a possibly trapping instruction and fail
24889 2009-01-18 Andreas Schwab <schwab@suse.de>
24891 * doc/install.texi (Configuration): Remove obsolete paragraph
24892 about use of --with-gnu-ld with --with-gnu-as.
24894 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
24896 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
24897 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
24898 Follow spelling conventions.
24900 2009-01-18 Ben Elliston <bje@au.ibm.com>
24902 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
24903 C++ warning about implicit conversion from void * to struct
24905 (bitmap_obstack_free): Likewise for bitmap_element *.
24906 * Makefile.in (bitmap.o-warn): Remove.
24908 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
24910 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
24912 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
24913 Tobias Grosser <tobi.grosser@amd.com>
24915 * graphite.c (graphite_trans_scop_block): Do not block single
24918 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
24920 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
24921 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
24922 test with assertion.
24924 2009-01-16 Richard Guenther <rguenther@suse.de>
24926 PR tree-optimization/38835
24927 PR middle-end/36227
24928 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
24929 and INT + PTR -> (INT)(PTR p+ INT) folding.
24930 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
24932 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
24935 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
24936 the subreg from a lowpart subreg if it is also casting the value.
24938 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
24939 Tobias Grosser <tobi.grosser@amd.com>
24941 * graphite.c (compare_prefix_loops): New.
24942 (build_scop_canonical_schedules): Rewritten.
24943 (graphite_transform_loops): Move build_scop_canonical_schedules
24944 after build_scop_iteration_domain.
24946 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
24947 Tobias Grosser <tobi.grosser@amd.com>
24949 * graphite.c (add_conditions_to_domain): Add the loops to
24950 the dimension of the iteration domain. Do copy the domain
24951 only when it exists.
24952 (build_scop_conditions_1): Do not call add_conditions_to_domain.
24953 (add_conditions_to_constraints): New.
24954 (can_generate_code_stmt, can_generate_code): Removed.
24955 (gloog): Do not call can_generate_code.
24956 (graphite_transform_loops): Call add_conditions_to_constraints
24957 after building the iteration domain.
24959 2009-01-16 Jakub Jelinek <jakub@redhat.com>
24961 PR tree-optimization/38789
24962 * tree-ssa-threadedge.c
24963 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
24964 __builtin_constant_p.
24966 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
24968 * dce.c (delete_unmarked_insns): Reversed the order that insns are
24969 examined before deleting them.
24971 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
24973 * function.c (aggregate_value_p): Correctly extract the function
24974 type from CALL_EXPR_FN lookup.
24976 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24978 * config/picochip/picochip.c (picochip_override_options): Revert
24979 CFI asm flag disable commited previously.
24981 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
24982 Tobias Grosser <tobi.grosser@amd.com>
24983 Jan Sjodin <jan.sjodin@amd.com>
24985 * graphite.c (scan_tree_for_params): On substractions negate
24986 all the coefficients of the term.
24987 (clast_to_gcc_expression_red): New. Handle reduction expressions
24988 of more than two operands.
24989 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
24990 (get_vdef_before_scop): Handle also the case of default definitions.
24992 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
24994 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
24995 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
24996 Also use them when walking CALL_INSN_FUNCTION_USAGE.
24998 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
24999 Joey Ye <joey.ye@intel.com>
25001 PR middle-end/37843
25002 * cfgexpand.c (expand_stack_alignment): Don't update stack
25003 boundary nor check incoming stack boundary here.
25004 (gimple_expand_cfg): Update stack boundary and check incoming
25005 stack boundary here.
25007 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25009 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25011 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25013 PR rtl-optimization/38245
25014 * calls.c (expand_call): Add stack arguments to
25015 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25016 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25017 in regs and partially in memory or BLKmode arguments.
25018 (emit_library_call_value_1): Add stack arguments to
25019 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25020 ACCUMULATE_OUTGOING_ARGS).
25021 * dce.c: Include tm_p.h.
25022 (find_call_stack_args): New function.
25023 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25025 (mark_insn): Call find_call_stack_args for CALL_Ps.
25026 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25027 forwards. Allocate and free arg_stores bitmap if needed, pass it
25028 down to deletable_insn_p, don't mark stores set in arg_stores
25029 bitmap, clear the bitmap at the beginning of each bb.
25030 * Makefile.in (dce.o): Depend on $(TM_P_H).
25032 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25035 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25036 to make sure the insn is a conditional test (bug 22599). Reformat a
25039 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25041 PR middle-end/38431
25042 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25043 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25044 (gloog): Do not call cleanup_tree_cfg.
25045 (graphite_transform_loops): Call cleanup_tree_cfg after all
25046 scops have been code generated.
25048 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25049 * doc/gty.texi (Invoking the garbage collector): Added new node
25050 and section documenting ggc_collect.
25052 2009-01-14 Richard Guenther <rguenther@suse.de>
25054 PR tree-optimization/38826
25055 PR middle-end/38477
25056 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25057 initialization notes only if we actually emitted a warning.
25058 (intra_create_variable_infos): Add constraints for a result decl
25059 that is passed by hidden reference.
25060 (build_pred_graph): Mark all related variables non-direct on
25063 2009-01-14 Nick Clifton <nickc@redhat.com>
25065 * ira-conflicts.c: Include addresses.h for the definition of
25067 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25068 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25070 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25073 * Makefile.in (ira-lives.o): Add except.h.
25075 * ira-lives.c: Include except.h.
25076 (process_bb_node_lives): Process can_throw_internal.
25078 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25080 PR rtl-optimization/38774
25081 * combine.c (simplify_set): When undoing cc_use change, don't do
25082 PUT_CODE on the newly created comparison, but instead put back the
25085 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25087 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25088 values. Remove duplicate arm8 entry.
25090 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25092 PR tree-optimization/38786
25093 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25094 the SSA_NAME case of expand_scalar_variables_expr.
25095 Set the type of an expression to the type of its assign statement.
25096 (expand_scalar_variables_expr): Also gather the scalar computation
25097 used to index the memory access. Do not pass loop_p.
25098 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25099 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25100 the gimple_stmt_iterator where it inserts new code.
25101 Do not pass loop_p.
25102 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25103 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25105 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25107 * graphite.h (debug_value): Removed.
25108 * graphite.c (debug_value): Removed.
25110 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25112 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25113 ldrd/strd with two 32-bit instructions.
25115 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25117 * config/arm/arm.c (struct processors): Pass for speed down into
25118 cost helper functions.
25119 (const_ok_for_op): Handle COMPARE and inequality nodes.
25120 (arm_rtx_costs_1): Rewrite.
25121 (arm_size_rtx_costs): Update prototype.
25122 (arm_rtx_costs): Pass speed down to helper functions.
25123 (arm_slowmul_rtx_costs): Rework cost calculations.
25124 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25125 (arm_9e_rtx_costs): Likewise.
25127 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25129 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25130 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25131 (alpha_legitimize_address): Do not split local symbols wider than
25132 UNITS_PER_WORD into HIGH/LO_SUM parts.
25134 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25137 * gcc.c (process_command): Replace call to execvp with calls
25138 to pex_one and exit.
25140 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25143 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25144 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25145 variant for devices with 3-byte PC.
25146 (__tablejump_elpm__): New.
25148 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25151 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25152 offsetof member-designator, handle it as `[0].'.
25154 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25156 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25157 function when not using named sections on targets with named sections
25158 if branch distance is less than 262132.
25160 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25162 * combine.c (combine_instructions): Recompute
25163 optimize_this_for_speed_p for each BB in the main combine loop.
25165 2009-01-12 Tomas Bily <tbily@suse.cz>
25168 * tree-loop-distribution.c (prop_phis): New function.
25169 (generate_builtin): Call prop_phis.
25170 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25172 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25174 PR tree-optimization/38807
25175 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25176 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25178 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25180 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25181 subreg of op0 to the original op0.
25183 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25185 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25187 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25190 * mips-tfile.c (parse_def): Fix parsing of def strings
25191 starting with digits.
25193 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25196 * config/arm/arm.c (arm_is_long_call_p): Don't call
25197 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25199 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25201 * regrename.c (regrename_optimize): Fix dumping.
25202 (find_oldest_value_reg): Preserve REG_POINTER.
25203 (copy_hardreg_forward_1): Likewise.
25205 2009-01-09 Diego Novillo <dnovillo@google.com>
25207 * gimple.h (struct gimple_statement_base) <uid>: Document
25208 the restrictions on its use.
25209 (gimple_uid): Tidy.
25210 (gimple_set_uid): Tidy.
25212 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25214 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25215 zero guard even if align_bytes != 0 and count is smaller than
25218 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25220 PR rtl-optimization/38495
25221 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25222 (add_range_and_copies_from_move_list): Print all added ranges.
25223 Add ranges to memory optimized destination.
25225 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25229 * config/i386/i386.c (override_options): Reject
25230 -mstringop-strategy=rep_8byte with -m32.
25231 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25232 to 1. Do count comparison against epilogue_size_needed at compile
25233 time even when count_exp was constant forced into register. For
25234 size_needed don't jump to epilogue, instead just avoid aligning
25235 and invoke the body algorithm. If need_zero_guard, add zero guard
25236 even if count is non-zero, but smaller than size_needed + number of
25237 bytes that could be stored for alignment.
25238 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25239 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25240 but smaller than size_needed + number of bytes that could be stored
25241 for alignment. Compare size_needed with epilogue_size_needed instead
25242 of desired_align - align, don't adjust size_needed, pass
25243 epilogue_size_needed to the epilogue expanders.
25246 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25248 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25250 * pa.c (last_address): Change to unsigned.
25251 (update_total_code_bytes): Change argument to unsigned. Don't
25252 check if insn addresses are set.
25253 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25254 addresses are not set.
25255 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25257 2009-01-09 Nick Clifton <nickc@redhat.com>
25259 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25260 DECL_DECLARED_INLINE_P.
25262 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25264 PR middle-end/38347
25265 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25266 GET_MODE (op0) in operand_subword_force calls.
25268 PR middle-end/38771
25269 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25270 fold_convert arg0 operands to TREE_TYPE (op0) first.
25272 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25274 * params.def (ira-max-conflict-table-size): Decrease default value
25277 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25279 PR tree-optimization/37031
25280 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25282 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25283 allocate it using gc instead of heap, use VEC_quick_push instead of
25285 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25286 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25287 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25288 allocated vector from heap allocated.
25289 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25290 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25291 vector only after perfect_loop_nest_depth call.
25293 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25294 Jan Sjodin <jan.sjodin@amd.com>
25296 PR tree-optimization/38559
25297 * graphite.c (debug_value, copy_constraint,
25298 swap_constraint_variables, scale_constraint_variable, ): New.
25299 (get_lower_bound, get_upper_bound): Removed.
25300 (graphite_trans_bb_strip_mine): Clean up this code that works
25301 only for constant number of iterations. Fully copy upper and
25302 lower bound constraints, not only the constant part of them.
25303 * graphite.h (debug_value): Declared.
25305 2009-01-08 Ira Rosen <irar@il.ibm.com>
25307 PR tree-optimization/37194
25308 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25309 Don't add the cost of cost model guard in prologue to scalar
25310 outside cost in case of known number of iterations.
25312 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25313 Alan Modra <amodra@bigpond.net.au>
25315 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25316 non-word-aligned REG+CONST addressing.
25318 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25321 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25322 free_after_compilation when outputting a thunk.
25323 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25324 Do not call free_after_compilation here.
25326 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25328 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25329 (ix86_valid_target_attribute_inner_p): Ditto.
25331 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25333 PR tree-optimization/38492
25334 PR tree-optimization/38498
25335 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25336 * tree-chrec.h (scev_is_linear_expression): Declared.
25337 * graphite.c (graphite_cannot_represent_loop_niter): New.
25338 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25339 (graphite_loop_normal_form): Use gcc_assert.
25340 (scan_tree_for_params): Use CASE_CONVERT.
25341 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25342 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25343 Use gcc_assert. Discard scops that contain unhandled cases.
25344 (build_scop_conditions): Return a boolean status for unhandled cases.
25345 (strip_mine_profitable_p): Print the loop number, not its depth.
25346 (is_interchange_valid): Pass the depth of the loop nest, don't
25347 recompute it wrongly.
25348 (graphite_trans_bb_block): Same.
25349 (graphite_trans_bb_block): Print tentative of loop blocking.
25350 (graphite_trans_scop_block): Do not print that the loop has been
25352 (graphite_transform_loops): Do not handle scops that contain condition
25355 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25357 AVX Programming Reference (December, 2008)
25358 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25359 (_mm256_stream_pd): Likewise.
25360 (_mm256_stream_ps): Likewise.
25362 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25363 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25364 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25365 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25366 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25367 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25368 (ix86_expand_special_args_builtin): Likewise.
25370 * config/i386/sse.md (AVXMODEDI): New.
25371 (avx_movnt<mode>): Likewise.
25372 (avx_movnt<mode>): Likewise.
25373 (<sse>_movnt<mode>): Remove AVX support.
25374 (sse2_movntv2di): Likewise.
25376 2009-01-07 Richard Guenther <rguenther@suse.de>
25378 PR middle-end/38751
25379 * fold-const.c (extract_muldiv): Remove obsolete comment.
25380 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25381 to PLUS_EXPR canonicalization for the canonicalization.
25383 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25385 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25386 hosted cross-compilers generating less efficient code.
25388 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25390 * function.h (rtl_data): Add a dbr_scheduled_p field.
25391 * reorg.c (dbr_schedule): Set it.
25392 (gate_handle_delay_slots): Check it.
25393 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25394 (mips_reorg): Check flag_delayed_branch instead of
25395 mips_base_delayed_branch.
25396 (mips_override_options): Don't set mips_base_delayed_branch
25397 or flag_delayed_branch.
25399 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25401 PR rtl-optimization/38426.
25402 * ira.c (ira): Set current_function_is_leaf earlier.
25404 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25406 PR rtl-optimization/38722
25407 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
25408 too early, only set a flag and modify after last possible
25411 2009-01-06 Janis Johnson <janis187@us.ibm.com>
25414 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
25415 * real.c (decimal_single_format): Correct values of emin and emax.
25416 (decimal_double_format): Ditto.
25417 (decimal_quad_format): Ditto.
25418 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
25419 computation of DECnn_MIN and DECnn_MAX for corrected values of
25420 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
25421 __DECnn_MIN__, and adjust its computation for the corrected value
25424 2009-01-06 Jan Hubicka <jh@suse.cz>
25427 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
25429 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
25431 * doc/contrib.texi (Contributors): Slightly adjust the end note.
25432 Add Robert Clark to the list of testers.
25434 2009-01-06 Jan Hubicka <jh@suse.cz>
25435 Kai Tietz <kai.tietz@onevision.com>
25437 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
25438 * config/i386/i386.c (ix86_expand_call): Add clobbers.
25440 2009-01-06 Jan Hubicka <jh@suse.cz>
25441 Kai Tietz <kai.tietz@onevision.com>
25443 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
25445 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
25446 (ix86_nsaved_regs): Count only general purpose regs.
25447 (ix86_nsaved_sseregs): New.
25448 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
25449 to 16 for w64; compute padding and size of sse reg save area.
25450 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
25451 general purpose regs.
25452 (ix86_emit_save_sse_regs_using_mov): New.
25453 (ix86_expand_prologue): Save SSE regs if needed.
25454 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
25455 (ix86_emit_restore_sse_regs_using_mov): New.
25456 (ix86_expand_epilogue): Save SSE regs if needed.
25458 2009-01-06 Jan Hubicka <jh@suse.cz>
25459 Kai Tietz <kai.tietz@onevision.com>
25461 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
25462 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
25463 functions when accumulate outgoing args is off.
25465 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25468 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
25469 before using pseudos_have_intersected_live_ranges_p.
25471 * ira-int.h (ira_assert): Always define.
25473 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25475 AVX Programming Reference (December, 2008)
25476 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
25477 (_mm256_permute2_pd): Likewise.
25478 (_mm_permute2_ps): Likewise.
25479 (_mm256_permute2_ps): Likewise.
25480 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
25481 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
25483 * config/i386/i386.c (ix86_builtins): Remove
25484 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
25485 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
25486 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
25487 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
25488 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
25489 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
25490 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
25491 __builtin_ia32_vpermil2ps256.
25492 (ix86_init_mmx_sse_builtins): Updated.
25493 (ix86_expand_args_builtin): Likewise.
25495 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25497 * pa.c (output_call): Relocate non-jump insns in the delay slot of
25498 long absolute calls when generating PA 2.0 code.
25500 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
25502 PR rtl-optimization/38583
25503 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
25505 * params.def (ira-max-conflict-table-size): New.
25507 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
25509 * ira.h (ira_conflicts_p): New external definition.
25511 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
25512 table. Report this. Return result of building.
25513 (ira_build_conflicts): Use ira_conflicts_p. Check result of
25514 building conflict table.
25516 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
25517 (ira_color): Use ira_conflicts_p.
25519 * global.c: Include ira.h.
25520 (pseudo_for_reload_consideration_p, build_insn_chain): Use
25523 * Makefile.in (global.o): Add ira.h.
25525 * ira-build.c (mark_all_loops_for_removal,
25526 propagate_some_info_from_allocno): New.
25527 (remove_unnecessary_allocnos): Call
25528 propagate_some_info_from_allocno.
25529 (remove_low_level_allocnos): New.
25530 (remove_unnecessary_regions): Add parameter. Call
25531 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
25532 parameter to remove_unnecessary_regions.
25533 (ira_build): Remove all regions but root if the conflict table was
25534 not built. Update conflict hard regs for allocnos crossing calls.
25536 * ira.c (ira_conflicts_p): New global.
25537 (ira): Define and use ira_conflicts_p.
25539 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25540 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
25541 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
25543 2009-01-06 Ben Elliston <bje@au.ibm.com>
25545 * gengtype-lex.l (YY_NO_INPUT): Define.
25547 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
25550 * c-common.c (handle_vector_size_attribute): Also reject
25551 BOOLEAN_TYPE types.
25553 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
25555 PR tree-optimization/38492
25556 * graphite.c (rename_map_elt, debug_rename_elt,
25557 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
25558 rename_map_elt_info, eq_rename_map_elts,
25559 get_new_name_from_old_name, bb_in_sese_p): Moved around.
25560 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
25561 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
25562 (sese_build_livein_liveouts): New.
25563 (new_sese, free_sese): New.
25564 (new_scop): Call new_sese.
25565 (free_scop): Call free_sese.
25566 (rename_variables_from_edge, rename_phis_end_scop): Removed.
25567 (register_old_new_names): Renamed register_old_and_new_names.
25568 (register_scop_liveout_renames, add_loop_exit_phis,
25569 insert_loop_close_phis, struct igp,
25570 default_liveout_before_guard, add_guard_exit_phis,
25571 insert_guard_phis, copy_renames): New.
25572 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
25573 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
25574 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
25575 (scop_adjust_phis_for_liveouts): New.
25576 (gloog): Call scop_adjust_phis_for_liveouts.
25578 * graphite.h (struct sese): Documented. Added fields liveout,
25579 num_ver and livein.
25580 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
25581 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
25582 (struct scop): Added field liveout_renames.
25583 (SCOP_LIVEOUT_RENAMES): New.
25585 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25587 PR tree-optimization/38510
25588 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
25589 (translate_clast): Call recompute_all_dominators before
25591 (gloog): Call recompute_all_dominators before graphite_verify.
25593 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25594 Jan Sjodin <jan.sjodin@amd.com>
25596 PR tree-optimization/38500
25597 * graphite.c (create_sese_edges): Call fix_loop_structure after
25600 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25602 * config.gcc: Add m32r*-*-rtems*.
25603 * config/m32r/rtems.h: New file.
25605 2009-01-05 Ben Elliston <bje@au.ibm.com>
25607 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
25608 (.po.pox): Likewise.
25609 (po/gcc.pot): Likewise.
25611 2009-01-04 David S. Miller <davem@davemloft.net>
25613 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
25614 (STARTING_FRAME_OFFSET): Always set to zero.
25616 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25618 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
25619 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
25620 fixed-point types, and vectors of the same.
25622 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25624 * config/mips/sync.md (*mb_barrier): Rename to...
25625 (*memory_barrier): ...this.
25627 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
25629 * doc/extend.texi (Function Attributes): Move @cindex after @item
25630 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
25631 and put in alphabetical order. Fix 'target' name and put in order.
25632 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
25635 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
25637 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
25638 (memory_barrier): Expand as unspec instead of unspec_volatile.
25639 Remove mem:BLK from insn operands. Use Pmode scratch register.
25640 (*memory_barrier): Define as unspec instead of unspec_volatile.
25641 Use (match_dup 0) as input operand.
25643 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
25644 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
25645 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
25646 scratch register. Remove operand 1.
25647 (*stbar): Define as unspec instead of unspec_volatile.
25648 Use (match_dup 0) as input operand, remove (const_int 8).
25649 (*membar): Define as unspec instead of unspec_volatile.
25650 Use (match_dup 0) as input operand, remove input operand 2.
25652 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
25653 (memory_barrier): Expand as unspec instead of unspec_volatile.
25654 Remove mem:BLK from insn operands. Use Pmode scratch register.
25655 (*memory_barrier): Define as unspec instead of unspec_volatile.
25656 Use (match_dup 0) as input operand.
25658 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
25659 Remove mem:BLK from insn operands. Use Pmode scratch register.
25660 Set volatile flag on operand 0.
25661 (*memory_barrier): New insn pattern.
25663 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
25665 (*memory_barrier): Use (match_dup 0) as input operand.
25667 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
25668 Remove mem:BLK from insn operands. Use Pmode scratch register.
25669 Set volatile flag on operand 0.
25670 (*mb_internal): New insn pattern.
25672 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
25674 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25676 PR middle-end/38586
25677 * function.c (struct temp_slot): Move to the section of the file
25678 that deals with temp slots. Remove field 'address'.
25679 (temp_slot_address_table): New hash table of address -> temp slot.
25680 (struct temp_slot_address_entry): New struct, items for the table.
25681 (temp_slot_address_compute_hash, temp_slot_address_hash,
25682 temp_slot_address_eq, insert_temp_slot_address): Support functions
25684 (find_temp_slot_from_address): Rewrite to use the new hash table.
25685 (remove_unused_temp_slot_addresses): Remove addresses of temp
25686 slots that have been made available.
25687 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
25688 worker function for remove_unused_temp_slot_addresses.
25689 (assign_stack_temp_for_type): Don't clear the temp slot address list.
25690 Add the temp slot address to the address -> temp slot map.
25691 (update_temp_slot_address): Update via insert_temp_slot_address.
25692 (free_temp_slots): Call remove_unused_temp_slot_addresses.
25693 (pop_temp_slots): Likewise.
25694 (init_temp_slots): Allocate the address -> temp slot map, or empty
25695 the map if it is already allocated.
25696 (prepare_function_start): Initialize temp slot processing.
25698 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25700 PR middle-end/38584
25701 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
25702 Calculate the size of all stack vars assuming no packing of stack
25703 vars will happen, replacing a quadratic algorithm with a linear one.
25705 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25708 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
25711 2009-01-03 Diego Novillo <dnovillo@google.com>
25713 * doc/contrib.texi: Update contributions.
25715 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25718 * builtins.c (fold_builtin_memory_op): Give up if either operand
25719 is volatile. Set srctype or desttype to non-qualified version
25723 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
25724 and FUNCTION_DECLs.
25726 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
25728 PR rtl-optimization/35805
25729 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
25730 problem if fast dce is able to remove any instructions.
25731 * dce.c (dce_process_block): Fix dump message.
25733 2009-01-02 Mark Mitchell <mark@codesourcery.com>
25736 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
25738 2009-01-02 Jakub Jelinek <jakub@redhat.com>
25740 PR middle-end/38690
25741 * tree-flow.h (op_code_prio, op_prio): New prototypes.
25742 * tree-pretty-print.c (op_code_prio): New function.
25743 (op_prio): No longer static. Use op_code_prio.
25744 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
25745 Use op_prio and op_code_prio to determine if () should be
25746 printed around operand(s) or not.
25748 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
25749 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
25750 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
25751 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
25752 pp_character instead of pp_string for single letter printing.
25754 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
25756 * doc/extend.texi: Fix '#pragma GCC option' typo.
25758 2009-01-02 Richard Guenther <rguenther@suse.de>
25760 * doc/install.texi (--enable-checking): Mention different
25761 default for stage1.
25762 (--enable-stage1-checking): Document.
25764 2009-01-01 Andrew Pinski <pinskia@gmail.com>
25766 PR middle-end/30142
25767 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
25768 case to be an error.
25770 2009-01-02 Ben Elliston <bje@au.ibm.com>
25772 * config/fp-bit.h (pack_d): Constify argument.
25773 * config/fp-bit.c (makenan): Constify return type. Remove casts.
25774 (isnan): Constify argument.
25776 (iszero): Likewise.
25777 (pack_d): Likewise.
25778 (_fpadd_parts): Constify return type.
25779 (_fpmul_parts): Likewise.
25780 (_fpdiv_parts): Likewise.
25782 2009-01-01 Jakub Jelinek <jakub@redhat.com>
25785 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
25786 warn about overwriting initializer with side-effects or
25787 -Woverride-init if !IMPLICIT.
25788 (output_init_element): Likewise. Pass IMPLICIT down to
25790 (process_init_element): Add IMPLICIT argument. Pass it down
25791 to output_init_element.
25792 (push_init_element, pop_init_level, set_designator): Adjust
25793 process_init_element callers.
25794 (set_nonincremental_init, set_nonincremental_init_from_string):
25795 Adjust add_pending_init callers.
25796 (output_pending_init_elements): Adjust output_init_element callers.
25797 * c-tree.h (process_init_element): Adjust prototype.
25798 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
25799 process_init_element callers.
25802 Copyright (C) 2009 Free Software Foundation, Inc.
25804 Copying and distribution of this file, with or without modification,
25805 are permitted in any medium without royalty provided the copyright
25806 notice and this notice are preserved.