1 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
5 in the directory this rule is called from, rather than the
6 toplevel 'gcc' directory, to fix in-tree build.
8 2009-09-19 Chris Demetriou <cgd@google.com>
10 PR preprocessor/28435:
11 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
12 to cpplib that the preprocessor output is needed.
14 2009-09-19 Jakub Jelinek <jakub@redhat.com>
16 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
17 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
18 *return_and_restore_fpregs_<mode>,
19 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
22 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
23 instead of assuming it has always a REG inside of it.
25 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
27 * config/freebsd.h: Update comment on types.
30 2009-09-18 Jason Merrill <jason@redhat.com>
32 * c.opt: Add -fno-deduce-init-list.
34 2009-09-18 Neil Vachharajani <nvachhar@google.com>
36 * value-prof.c (interesting_stringop_to_profile_p): Added output
37 argument to indicate which parameter is the size parameter.
38 * value-prof.c (gimple_stringop_fixed_value): Use
39 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
40 * value-prof.c (gimple_stringops_transform): Update call sites to
41 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
42 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
44 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
47 From David Binderman <dcb314@hotmail.com>:
48 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
49 local variable f. Remove stale comments.
50 (ix86_compute_frame_layout): Remove useless local variable total_size.
52 (legitimate_address_p): Remove useless local variables
53 reason_rtx and reason.
54 (ix86_split_copysign_const): Remove useless local variable op1.
55 (scale_counter): Remove useless local variable piece_size_mask.
57 2009-09-18 Jakub Jelinek <jakub@redhat.com>
59 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
62 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
65 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
67 2009-09-17 Jakub Jelinek <jakub@redhat.com>
69 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
72 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
74 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
75 DW_OP_implicit_value even without dwarf_version 4.
77 2009-09-17 Jan Hubicka <jh@suse.cz>
79 * dwarf2out.c: Include tree-pass.h and gimple.h.
80 (loc_list_plus_const): New function.
81 (loc_descriptor_from_tree_1): Rename to ...
82 (loc_descriptor_from_tree): ... remove original.
83 (loc_list_from_tree): New function.
84 (add_AT_location_description): Accept location list.
85 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
86 (concatn_mem_loc_descriptor): Remove.
87 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
89 (secname_for_decl): Move up.
90 (hidden_reference_p): New function; break out from ...
91 (loc_by_refernece): ... here; move up.
92 (dw_loc_list): New function.
93 (single_element_loc_list): New function.
94 (single_element_loc_list_p): New function.
95 (add_loc_descr_to_each): New function.
96 (add_loc_list): New function.
97 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
98 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
99 add diagnostics why expansion failed.
100 (add_location_or_const_value_attribute): Support location lists.
101 (add_bound_info): Likewise.
102 (descr_info_loc): Update call of loc_descriptor_from_tree.
103 (gen_variable_die): Work on location lists.
104 * final.c (pass_final): Add dump file.
105 * Makefile.in (dwarf2out.o): Add new dependencies.
107 2009-09-17 Janis Johnson <janis187@us.ibm.com>
110 * real.c decimal_from_integer, decimal_integer_string): New.
111 (real_from_integer): Use them as special case for decimal float.
112 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
113 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
114 Do not append zero after the decimal point in string to convert.
116 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
118 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
119 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
121 2009-09-17 Martin Jambor <mjambor@suse.cz>
123 * common.opt (fipa-sra): New switch.
124 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
125 * timevar.def (TV_IPA_SRA): New timevar.
126 * params.def (ipa-sra-ptr-growth-factor): New parameter.
127 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
128 * tree-sra.c: Include cgraph.c.
129 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
130 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
131 and grp_not_necessarilly_dereferenced.
132 (func_param_count): New variable.
133 (encountered_apply_args): New variable.
134 (bb_dereferences): New variable.
135 (final_bbs): New variable.
136 (no_accesses_representant): New variable.
137 (no_accesses_p): New function.
138 (dump_access): Dump the new fields.
139 (sra_initialize): Set encountered_apply_args to false.
140 (get_ssa_base_param): New function.
141 (mark_parm_dereference): New function.
142 (create_access): Caring for INIDRECT_REFs and different handling of
143 varialble length accesses in early IPA SRA. Store the stmt - a new
144 parameter - to the new access.
145 (build_access_from_expr_1): New parameter stmt, passed to
146 create_access. Handle INDIRECT_REFs.
147 (build_access_from_expr): Pass the current statement to
148 build_access_from_expr_1.
149 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
151 (build_accesses_from_assign): Pass the current statement to
152 build_access_from_expr_1. Do not create assign links in IPA-SRA.
153 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
154 final_bbs when necessary. Check for calls to __builtin_apply_args.
155 Fixup EH info if anythng was changed.
156 (is_unused_scalar_param): New function.
157 (ptr_parm_has_direct_uses): New function.
158 (find_param_candidates): New function.
159 (mark_maybe_modified): New function.
160 (analyze_modified_params): New function.
161 (propagate_dereference_distances): New function.
162 (dump_dereferences_table): New function.
163 (analyze_caller_dereference_legality): New function.
164 (unmodified_by_ref_scalar_representative): New function.
165 (splice_param_accesses): New function.
166 (decide_one_param_reduction): New function.
167 (enum ipa_splicing_result): New type.
168 (splice_all_param_accesses): New function.
169 (get_param_index): New function.
170 (turn_representatives_into_adjustments): New function.
171 (analyze_all_param_acesses): New function.
172 (get_replaced_param_substitute): New function.
173 (get_adjustment_for_base): New function.
174 (replace_removed_params_ssa_names): New function.
175 (sra_ipa_reset_debug_stmts): New function.
176 (sra_ipa_modify_expr): New function.
177 (sra_ipa_modify_assign): New function.
178 (convert_callers): New function.
179 (modify_function): New function.
180 (ipa_sra_preliminary_function_checks): New function.
181 (ipa_early_sra): New function.
182 (ipa_early_sra_gate): New function.
183 (pass_early_ipa_sra): New variable.
184 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
186 2009-09-17 Michael Matz <matz@suse.de>
189 * tree.c (build_type_attribute_qual_variant): Export.
190 * tree.h (build_type_attribute_qual_variant): Declare.
191 * tree-inline.c (remap_type_1): Use it to build variants with
192 the original qualifiers and attributes.
194 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
196 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
197 without a fallthrough edge.
199 2009-09-16 DJ Delorie <dj@redhat.com>
201 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
202 chip and ignore the "fast_interrupt" attribute if so.
204 2009-09-16 Richard Henderson <rth@redhat.com>
207 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
210 2009-09-16 Richard Henderson <rth@redhat.com>
213 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
214 is set only if DECL_NO_STATIC_CHAIN is unset.
215 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
216 (FOR_EACH_NEST_INFO): New.
217 (walk_all_functions): Use it.
218 (finalize_nesting_tree): Likewise.
219 (unnest_nesting_tree): Likewise.
220 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
221 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
222 (convert_gimple_call): Early out if gimple_call_chain already set.
223 (convert_all_function_calls): Iterate until no new functions
224 require a static chain.
225 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
226 when building a trampoline. Use dump_function_to_file instead
228 (lower_nested_functions): Open dump_file. Validate that decls
229 that have DECL_NO_STATIC_CHAIN from the front end don't have that
230 bit reset by this pass.
232 2009-09-16 Michael Matz <matz@suse.de>
235 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
236 shorten decl_common_unused.
237 (DECL_RESTRICTED_P): New accessor.
238 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
239 to disambiguate marked decls and restrict pointers.
241 2009-09-16 Richard Henderson <rth@redhat.com>
244 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
246 2009-09-16 Jakub Jelinek <jakub@redhat.com>
248 * integrate.c (set_block_abstract_flags): Call
249 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
251 2009-09-16 Richard Guenther <rguenther@suse.de>
254 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
257 2009-09-16 DJ Delorie <dj@redhat.com>
258 Kaz Kojima <kkojima@gcc.gnu.org>
260 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
261 (sh_expand_prologue): Update calls to output_stack_adjust.
262 (sh_expand_epilogue): Likewise.
264 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
267 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
268 trying to limit the extent of searches in the insn stream.
270 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
271 Jakub Jelinek <jakub@redhat.com>
275 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
277 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
278 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
279 (rs6000_savres_strategy): Always save FP registers inline if the
280 target doesn't support hardware double-precision. Set the above
281 bits in return value when needed.
282 (rs6000_savres_routine_sym): Fix computation for cache selector.
283 Mark the generated symbol as a function. Rename exitp argument to
284 lr. Move code for determining the name of the symbol...
285 (rs6000_savres_routine_name): ...here. New function. Add cases for
286 getting the names right on AIX and 64-bit Linux.
287 (savres_routine_name): New variable.
288 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
289 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
290 on what the target routine uses as a base register. If savep && lr
291 describe saving of r0 into memory slot.
292 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
293 line calls for AIX ABI.
294 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
295 determine FP save/restore functions.
296 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
297 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
299 (rs6000_emit_epilogue): Adjust computation of restore_lr.
300 Duplicate restoration of LR and execute the appropriate one
301 depending on whether GPRs are being restored inline. Set r11 from
302 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
303 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
304 Fix out of line calls for AIX ABI.
305 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
307 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
309 (*restore_gpregs_spe): Likewise.
310 (*return_and_restore_gpregs_spe): Likewise.
311 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
312 Define to empty string unconditionally.
313 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
314 Define to empty string unconditionally.
315 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
318 2009-09-15 Jan Hubicka <jh@suse.cz>
320 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
321 * params.def (inline-insns-auto): Likewise.
323 2009-09-15 Martin Jambor <mjambor@suse.cz>
325 * ipa-inline.c (estimate_function_body_sizes): Dump info about
326 individual statements only at TDF_DETAILS dump level. Format
327 source for 80 characters per line.
329 2009-09-15 Christian Bruel <christian.bruel@st.com>
331 * regrename.c (do_replace): Update REG_DEAD notes.
333 2009-09-15 Revital Eres <eres@il.ibm.com>
335 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
336 * targhooks.c (default_builtin_support_vector_misalignment):
337 New builtin function.
338 * targhooks.h (default_builtin_support_vector_misalignment):
340 * target.h (builtin_support_vector_misalignment):
341 New field in struct gcc_target.
342 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
343 new builtin function.
344 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
346 * config/rs6000/rs6000.c
347 (rs6000_builtin_support_vector_misalignment): New function.
348 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
350 2009-09-15 Jie Zhang <jie.zhang@analog.com>
352 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
354 (bfin_optimize_loop): Likewise.
355 (bfin_gen_bundles): Likewise.
356 (workaround_speculation): Likewise.
357 (find_load): Return NULL_RTX for debug_insn.
359 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
361 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
364 2009-09-14 DJ Delorie <dj@redhat.com>
366 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
367 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
370 2009-09-14 Richard Henderson <rth@redhat.com>
371 Jakub Jelinek <jakub@redhat.com>
373 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
374 * cfgbuild.c (make_edges): Handle asm goto.
375 * cfglayout.c (fixup_reorder_chain): Likewise.
376 * cfgrtl.c (patch_jump_insn): Likewise.
377 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
378 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
379 (gimple_build_asm_vec): Add and use labels parameter.
380 (gimple_build_asm): Remove.
381 (walk_gimple_asm): Walk labels too.
382 * gimple.def (GIMPLE_ASM): Update docs.
383 * gimple.h: Update decls.
384 (struct gimple_statement_asm): Change nc to use unsigned char;
386 (gimple_asm_nlabels): New.
387 (gimple_asm_label_op, gimple_asm_set_label_op): New.
388 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
389 into gimple_build_asm_vec.
390 * jump.c (mark_jump_label_asm): New.
391 (mark_jump_label): Use it.
392 (redirect_jump_1): Handle asm goto.
393 (invert_jump_1): Soft fail if X is null.
394 * recog.c (extract_asm_operands): New.
395 (asm_noperands): Use it; handle asm labels.
396 (decode_asm_operands): Use extract_asm_operands.
397 (asm_operand_ok): Properly handle empty string.
398 * reg-stack.c (get_asm_operands_in_out): Rename from
399 get_asm_operand_n_inputs; use extract_asm_operands; return both
400 inputs and outputs by reference; update all callers.
401 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
402 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
403 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
404 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
405 (extract_asm_operands): Declare.
406 * stmt.c (expand_asm_operands): Add and use labels parameter.
407 (check_unique_operand_names): Likewise.
408 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
409 (expand_asm_stmt): Handle asm labels.
410 * tree-cfg.c (make_gimple_asm_edges): New.
411 (make_edges): Use it.
412 (cleanup_dead_labels): Handle asm labels.
413 (is_ctrl_altering_stmt): Likewise.
414 (gimple_redirect_edge_and_branch): Likewise.
415 * tree.def (ASM_EXPR): Add 5th operand.
416 * tree.h (ASM_LABELS): New.
417 (resolve_asm_operand_names): Update decl.
419 * c-parser.c (c_parser_asm_statement): Parse asm goto.
420 (c_parser_asm_goto_operands): New.
421 * c-tree.h (build_asm_expr): Update decl.
422 * c-typeck.c (build_asm_expr): Add and use labels parameter.
423 * doc/extend.texi: Document asm goto.
425 2009-09-14 Richard Henderson <rth@redhat.com>
427 * except.h: Update declarations.
428 (struct pointer_map_t): Forward declare.
429 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
430 (struct eh_landing_pad_d, eh_landing_pad): New.
431 (struct eh_catch_d, eh_catch): New.
432 (struct eh_region_d): Remove next_region_sharing_label, aka,
433 label, tree_label, landing_pad, post_landing_pad, resume,
434 may_contain_throw. Rename region_number to index. Remove
435 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
436 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
437 (VEC(eh_landing_pad,gc)): New.
438 (struct eh_status): Remove last_region_number. Add lp_array,
439 throw_stmt_table, ttype_data, ehspec_data.
440 (ehr_next, FOR_ALL_EH_REGION_AT): New.
441 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
442 * except.c (lang_protect_cleanup_actions): Return tree.
443 (struct ehl_map_entry): Remove.
444 (init_eh_for_function): Push zero entries for region and lp_array.
445 (gen_eh_region): Add to region_array immediately.
446 (gen_eh_region_catch): Operate on eh_catch objects.
447 (gen_eh_landing_pad): New.
448 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
449 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
450 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
451 (get_eh_landing_pad_from_number_fn): New.
452 (get_eh_landing_pad_from_number): New.
453 (get_eh_region_from_lp_number_fn): New.
454 (get_eh_region_from_lp_number): New.
455 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
456 (get_exception_pointer, get_exception_filter): Remove.
457 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
458 (current_function_has_exception_handlers): Simplify.
459 (bring_to_root, eh_region_replaceable_by_p): Remove.
460 (replace_region, hash_type_list, hash_eh_region): Remove.
461 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
462 (label_to_region_map, num_eh_regions): Remove.
463 (get_next_region_sharing_label, must_not_throw_labels): Remove.
464 (find_exception_handler_labels): Remove.
465 (duplicate_eh_regions_0, find_prev_try): Remove.
466 (struct duplicate_eh_regions_data): New.
467 (duplicate_eh_regions_1): Rewrite.
468 (duplicate_eh_regions): Return a pointer map instead of an
470 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
471 (redirect_eh_edge_to_label): Remove.
472 (eh_region_outermost): Rewrite using eh_region pointers
474 (add_ttypes_entry): Update for ttype_data move to eh_status.
475 (add_ehspec_entry): Rewrite with VEC instead of varray.
476 (assign_filter_values): Likewise. Export.
477 (build_post_landing_pads, connect_post_landing_pads): Remove.
478 (dw2_build_landing_pads): Rewrite to use lp_array.
479 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
480 (sjlj_assign_call_site_values): Rewrite to use lp_array.
481 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
482 (sjlj_mark_call_sites): Update for landing pad numbers.
483 (finish_eh_generation): Rewrite.
484 (gate_handle_eh): Do nothing for no eh tree.
485 (pass_rtl_eh): Move up near finish_eh_generation.
486 (remove_eh_landing_pad): New.
487 (remove_eh_handler): Export.
488 (remove_eh_region, remove_eh_handler_and_replace): Remove.
489 (for_each_eh_label): Rewrite to use lp_array.
490 (make_reg_eh_region_note): New.
491 (make_reg_eh_region_note_nothrow_nononlocal): New.
492 (insn_could_throw_p): New.
493 (copy_reg_eh_region_note_forward): New.
494 (copy_reg_eh_region_note_backward): New.
495 (check_handled, add_reachable_handler): Remove.
496 (reachable_next_level, foreach_reachable_handler): Remove.
497 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
498 (get_eh_region_and_lp_from_rtx): New.
499 (get_eh_region_from_rtx): New.
500 (can_throw_internal_1, can_throw_external_1): Remove.
501 (can_throw_internal): Use get_eh_region_from_rtx.
502 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
503 (insn_nothrow_p, can_nonlocal_goto): New.
504 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
505 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
506 (add_action_record): Use VEC not varray.
507 (collect_one_action_chain): Update for eh_region changes.
508 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
509 Use get_eh_region_and_lp_from_rtx.
510 (gate_convert_to_eh_region_ranges): New.
511 (pass_convert_to_eh_region_ranges): Use it.
512 (push_uleb128, push_sleb128): Use VEC not varray.
513 (output_one_function_exception_table): Likewise.
514 (dump_eh_tree): Update for eh_region changes.
515 (verify_eh_tree): Likewise.
516 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
517 * tree-eh.c: Include target.h.
518 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
519 Don't disallow GIMPLE_RESX; adjust argument check.
520 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
521 (record_stmt_eh_region): Update for landing pad numbers;
522 generate a landing pad if necessary.
523 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
524 (remove_stmt_from_eh_lp_fn): Similarly.
525 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
526 Update for lp numbers; don't special case missing throw_stmt_table.
527 (lookup_expr_eh_lp): Similarly.
528 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
529 (eh_seq, eh_region_may_contain_throw): New.
530 (struct leh_state): Add ehp_region.
531 (struct leh_tf_state): Remove eh_label.
532 (emit_post_landing_pad): New.
533 (emit_resx, emit_eh_dispatch): New.
534 (note_eh_region_may_contain_throw): New.
535 (frob_into_branch_around): Take eh_region not eh label;
536 emit eh code into eh_seq.
537 (honor_protect_cleanup_actions): Early exit for no actions. Don't
538 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
539 lower_eh_must_not_throw. Emit code to eh_seq.
540 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
541 (lower_try_finally_onedest): Likewise.
542 (lower_try_finally_copy): Likewise.
543 (lower_try_finally_switch): Likewise.
544 (lower_try_finally): Initialize ehp_region.
545 (lower_catch): Update for eh_catch objects.
546 (lower_eh_filter): Don't handle must_not_throw.
547 (lower_eh_must_not_throw): New.
548 (lower_cleanup): Don't set eh_label.
549 (lower_eh_constructs_2): Resolve eh builtins.
550 Handle GIMPLE_EH_MUST_NOT_THROW.
551 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
552 Add eh_seq to the end of the function body.
553 (make_eh_dispatch_edges): New.
554 (make_eh_edge): Remove.
555 (make_eh_edges): Simplify for landing pads.
556 (redirect_eh_edge_1): New.
557 (redirect_eh_edge): Use it.
558 (redirect_eh_dispatch_edge): New.
559 (stmt_could_throw_p): Use a switch. Allow RESX.
560 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
561 (stmt_can_throw_internal): Likewise.
562 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
563 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
564 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
565 (gate_refactor_eh): New.
566 (pass_refactor_eh): Use it.
567 (lower_resx, execute_lower_resx, pass_lower_resx): New.
568 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
569 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
570 (remove_unreachable_handlers): Rename from
571 tree_remove_unreachable_handlers; rewrite for landing pads;
572 call remove_eh_handler directly.
573 (remove_unreachable_handlers_no_lp): New.
574 (unsplit_eh, unsplit_all_eh): New.
575 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
576 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
577 (cleanup_empty_eh_unsplit): New.
578 (cleanup_empty_eh): Rewrite.
579 (cleanup_all_empty_eh): New.
580 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
581 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
582 (gate_cleanup_eh): New.
583 (pass_cleanup_eh): Use it.
584 (verify_eh_edges): Move later in file. Expect one EH edge.
585 (verify_eh_dispatch_edge): New.
587 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
588 (gtype-desc.o): Add TARGET_H.
589 (tree.o): Use EXCEPT_H, not except.h.
590 (cfgbuild.o): Add EXPR_H.
591 (GTFILES): Add vecprim.h.
592 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
593 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
594 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
595 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
596 * calls.c (emit_call_1): Use make_reg_eh_region_note.
597 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
598 calls to can_throw_internal.
599 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
600 (make_edges): Don't handle RESX; use can_nonlocal_goto.
601 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
602 (expand_gimple_stmt): Use make_reg_eh_region_note.
603 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
604 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
605 or find_exception_handler_labels.
606 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
607 there is exacly one EH edge. Use can_nonlocal_goto and
609 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
610 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
611 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
612 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
613 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
614 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
615 * dse.c (scan_insn): Use insn_could_throw_p.
616 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
617 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
618 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
619 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
620 EXC_PTR_EXPR or FILTER_EXPR.
621 (tree_expr_nonzero_warnv_p): Likewise.
622 * function.h: Include vecprim.h, not varray.h
623 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
624 move ttype_data and ehspec_data members to struct eh_status; change
625 action_record_data member to a VEC.
626 * gcse.c (hash_scan_set): Use can_throw_internal.
627 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
628 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
629 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
630 (block_may_fallthru): Don't handle RESX_EXPR.
631 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
632 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
633 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
634 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
635 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
636 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
637 (gimple_size): Likewise.
638 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
639 (gimple_build_resx): Use gimple_build_with_ops.
640 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
641 (is_gimple_val): Likewise.
642 (is_gimple_stmt): Remove RESX_EXPR.
643 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
644 (GIMPLE_RESX): Reorder with other EH constructs.
645 * gimple.h (struct gimple_statement_eh_mnt): New.
646 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
647 (gimple_eh_filter_must_not_throw): Remove.
648 (gimple_eh_filter_set_must_not_throw): Remove.
649 (gimple_eh_must_not_throw_fndecl): New.
650 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
651 (is_gimple_resx): New.
652 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
653 Don't copy EH_FILTER_MUST_NOT_THROW.
654 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
655 * ipa-inline.c (estimate_function_body_sizes): Don't try to
656 handle must_not_throw_labels specially.
657 * ipa-pure-const.c (check_call): Update debug statement for LP.
658 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
659 * ipa-utils.c (get_base_var): Likewise.
660 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
661 * lower-subreg.c (move_eh_region_note): Remove.
662 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
663 * omp-low.c (new_omp_context): Update for eh_lp_nr.
664 (create_task_copyfn): Likewise.
665 (maybe_catch_exception): Use gimple_build_eh_filter.
666 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
667 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
668 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
670 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
671 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
672 can_throw_internal, can_nonlocal_goto.
673 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
674 copy_reg_eh_region_note_forward.
675 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
676 (emit_output_reload_insns): Likewise.
677 (copy_eh_notes): Remove.
678 * rtl.def (RESX): Remove.
679 * rtl.h: Update declarations.
680 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
681 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
682 (update_eh_label): Remove.
683 (cleanup_dead_labels_eh): New.
684 (cleanup_deal_labels): Use it instead of update_eh_label.
685 (gimple_merge_blocks): Update landing pad data structure when
686 removing a landing pad label.
687 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
688 test; handle GIMPLE_EH_MUST_NOT_THROW.
689 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
690 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
691 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
692 (verify_stmt): Likewise. Verify landing pads.
693 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
694 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
695 (struct move_stmt_d): Add eh_map.
696 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
697 (move_stmt_r): Remap eh region numbers in builtin calls,
698 resx and eh_dispatch.
699 (move_block_to_fn): Remove eh_offset parameter. Use
700 maybe_duplicate_eh_stmt_fn.
701 (find_outermost_region_in_block): Operate on eh_region pointers
702 instead of region numbers.
703 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
704 duplicate_eh_regions.
705 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
706 test earlier. Disallow EH landing pads.
707 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
708 * tree-flow.h: Update declarations.
709 (struct tree_ann_common_d): Replace rn with lp_nr.
710 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
711 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
712 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
713 resx and eh_dispatch.
714 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
715 (copy_edges_for_bb): Use make_eh_dispatch_edges.
716 (copy_cfg_body): Expect eh_map instead of eh_region_offset
717 from duplicate_eh_regions.
718 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
719 update RESX; handle EH_DISPATCH.
720 (expand_call_inline): Set eh_lp_nr, not eh_region.
721 (maybe_inline_call_in_expr): Likewise.
722 * tree-inline.h (struct copy_body_data): Replace eh_region with
723 eh_lp_nr, eh_region_offset with eh_map.
724 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
725 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
726 * tree-pretty-print.c (dump_generic_node): Don't handle
727 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
728 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
729 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
730 EXC_PTR_EXPR, FILTER_EXPR.
731 * tree-ssa-operands.c (get_expr_operands): Likewise.
732 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
733 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
734 (ao_ref_init_from_vn_reference): Likewise.
735 * tree-ssa-sink.c (statement_sink_location): Likewise.
736 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
737 (mark_virtual_phi_result_for_renaming): Export. Tidy.
738 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
739 EXC_PTR_EXPR, FILTER_EXPR.
740 (is_exception_related): Remove.
741 (compute_avail): Don't call it.
742 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
743 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
744 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
745 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
747 (build_resx): Remove.
748 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
749 * tree.h: Update declarations.
750 (EH_FILTER_MUST_NOT_THROW): Remove.
751 (struct tree_label_decl): Add eh_landing_pad_nr.
752 (EH_LANDING_PAD_NR): New.
753 * value-prof.c (gimple_ic): Tidy variable names. Update for
755 (gimple_stringop_fixed_value): Tidy variable names. Assert
756 that neither call stmt can throw.
757 * vecprim.h (uchar): New.
758 (VEC(uchar,heap), VEC(uchar,gc)): New.
760 * c-common.c (c_define_builtins): Update call to
761 build_common_builtin_nodes.
762 * c-parser.c (c_parse_file): Don't call
763 default_init_unwind_resume_libfunc.
765 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
767 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
768 (mips_cprestore_address_p): Likewise.
769 (mips_save_gp_to_cprestore_slot): Likewise.
770 (mips_restore_gp): Rename to...
771 (mips_restore_gp_from_cprestore_slot): ...this.
772 (mips_must_initialize_gp_p): Declare.
773 (mips_emit_save_slot_move): Likewise.
774 (mips_output_load_label): Return nothing.
775 (mips_eh_uses): Declare.
776 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
777 (TARGET_CPRESTORE_DIRECTIVE): New macro.
778 (TARGET_ABSOLUTE_JUMPS): Likewise.
780 (FIRST_PSEUDO_REGISTER): Update comment.
781 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
782 (MIPS_CALL): ...here.
783 (REGISTER_NAMES): Add $cprestore.
784 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
785 Add load_label_length, has_inflexible_gp_insn_p,
786 has_flexible_gp_insn_p, must_initialize_gp_p and
787 must_restore_gp_when_clobbered_p.
788 (mips_expand_call): Don't generate split instructions here.
789 (mips_split_call): Update the call to mips_restore_gp after
790 the above name change.
791 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
792 (mips_find_gp_ref): New function.
793 (mips_insn_has_inflexible_gp_ref_p): Likewise.
794 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
795 (mips_insn_has_flexible_gp_ref_p): Likewise.
796 (mips_cfun_has_flexible_gp_ref_p): Likewise.
797 (mips_function_has_gp_insn): Delete.
798 (mips_global_pointer): Drop the df_regs_ever_live_p check.
799 Use the new functions above. Only return INVALID_REGNUM
800 for TARGET_ABSOLUTE_JUMPS.
801 (mips_must_initialize_gp_p): New function.
802 (mips_get_cprestore_base_and_offset): New function, extracted from...
803 (mips_cprestore_slot): ...here. Take a bool parameter.
804 (mips_cfun_has_cprestore_slot_p): New function.
805 (mips_cprestore_address_p): Likewise.
806 (mips_save_gp_to_cprestore_slot): Likewise.
807 (mips_restore_gp): Rename to...
808 (mips_restore_gp_from_cprestore_slot): ...this. Assert
809 epilogue_completed. Update the call to mips_cprestore_slot.
810 Test cfun->machine->must_restore_gp_when_clobbered_p.
811 (mips_direct_save_slot_move_p): New function.
812 (mips_emit_save_slot_move): Likewise.
813 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
814 of cfun->machine->global_pointer.
815 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
816 (mips_save_reg): Use mips_emit_save_slot_move.
817 (mips_expand_prologue): Set must_initialize_gp_p.
818 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
819 for all cprestore saves. Emit a use_cprestore instruction after
820 setting up the cprestore slot.
821 (mips_restore_reg): Use mips_emit_save_slot_move.
822 (mips_process_load_label): New function.
823 (mips_load_label_length): Likewise.
824 (mips_output_load_label): Don't return asm: output it here instead.
825 Use mips_process_load_label.
826 (mips_adjust_insn_length): Adjust the length of branch instructions
827 that have length MAX_PIC_BRANCH_LENGTH.
828 (mips_output_conditional_branch): Update the call to
829 mips_output_load_label. Assume the branch target is OPERANDS[0]
830 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
831 (mips_output_order_conditional_branch): Swap the meaning of
832 OPERANDS[0] and OPERANDS[1].
833 (mips_variable_issue): Don't count ghost instructions.
834 (mips_expand_ghost_gp_insns): New function.
835 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
836 (mips_output_mi_thunk): Set must_initialize_gp_p.
837 (mips_eh_uses): New function.
838 * config/mips/predicates.md (cprestore_save_slot_operand)
839 (cprestore_load_slot_operand): New predicates.
840 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
841 (UNSPEC_MOVE_GP): Likewise.
842 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
843 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
844 (CPRESTORE_SLOT_REGNUM): New register.
845 (MAX_PIC_BRANCH_LENGTH): New constant.
846 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
847 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
848 branches. Fix commentary.
849 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
850 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
851 Change type to "ghost".
852 (loadgp_absolute_<mode>): Likewise.
853 (loadgp_rtp_<mode>): Likewise.
854 (copygp_mips16): Likewise.
855 (loadgp_blockage): Remove redundant mode attribute.
856 (potential_cprestore): New instruction.
857 (cprestore): Turn into an unspec set.
858 (use_cprestore): New instruction.
859 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
860 (*branch_fp_inverted): Likewise.
861 (*branch_order<mode>): Likewise.
862 (*branch_order<mode>_inverted): Likewise.
863 (*branch_equality<mode>): Likewise.
864 (*branch_equality<mode>_inverted): Likewise.
865 (*branch_bit<bbv><mode>): Likewise.
866 (*branch_bit<bbv><mode>_inverted): Likewise.
867 (*branch_equality<mode>_mips16): Remove redundant mode.
868 (jump): Turn into a define_expand.
869 (*jump_absolute): New instruction.
870 (*jump_pic): Likewise.
871 (*jump_mips16): Rename previously-unnamed pattern. Remove
872 redundant mode attribute.
873 (restore_gp): Split on epilogue_completed rather than
874 reload_completed. Change type to "ghost".
875 (move_gp<mode>): New instruction.
876 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
877 Remove redundant mode attribute.
878 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
879 (bc1any4f, bc1any2t, bc1any2f): Likewise.
880 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
882 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
885 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
886 are returned in the same register (vs34 or v2) that Altivec vector
887 types are returned in.
888 (rs6000_libcall_value): Ditto.
891 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
892 instead of explicit addsi3/adddi3 calls.
893 (rs6000_split_multireg_move): Ditto.
894 (rs6000_emit_allocate_stack): Ditto.
895 (rs6000_emit_prologue): Ditto.
896 (rs6000_output_mi_thunk): Ditto.
898 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
899 size is 64 bits if we can use 64-bit registers.
901 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
903 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
906 From Jie Zhang <jie.zhang@analog.com>:
907 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
908 save FP and RETS with saveall attribute.
909 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
910 with saveall attribute.
912 * config/bfin/bfin.c (bfin_expand_builtin,
913 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
916 From Jie Zhang <jie.zhang@analog.com>:
917 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
918 before use in two places.
919 * config/bfin/bfin.md (AREG): Define mode iterator.
920 (reload_in, reload_out): Use mode iterator AREG.
922 2009-09-14 Richard Guenther <rguenther@suse.de>
925 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
928 2009-09-13 Richard Guenther <rguenther@suse.de>
929 Rafael Avila de Espindola <espindola@google.com>
931 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
932 (LANG_HOOKS_EH_PERSONALITY): Likewise.
933 (LANG_HOOKS_INITIALIZER): Adjust.
934 (lhd_pass_through_t): Declare.
935 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
937 * langhooks.c (lhd_pass_through_t): New function.
938 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
939 dwarf2out_begin_prologue): Use personality from current_function_decl.
940 * expr.h (get_personality_function): Declare.
941 * expr.c (get_personality_function): New function.
942 (build_personality_function): Likewise.
943 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
944 (eh_personality_libfunc): Remove.
945 * optabs.c (build_libfunc_function): New function split out from ...
946 (init_one_libfunc): ... here.
947 * tree.h (DECL_FUNCTION_PERSONALITY): New.
948 (tree_function_decl): Add personality.
949 (lhd_gcc_personality): Declare.
950 (build_personality_function): Likewise.
951 * tree.c (gcc_eh_personality_decl): New.
952 (lhd_gcc_personality): New function.
953 * except.h (lang_eh_runtime_type): Remove.
954 (enum eh_personality_kind): New.
955 (build_personality_function): Declare.
956 (function_needs_eh_personality): Declare.
957 * except.c (lang_eh_runtime_type): Remove.
958 (function_needs_eh_personality): New function.
959 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
960 (sjlj_emit_function_enter, output_function_exception_table):
961 Use personality from current_function_decl.
962 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
963 * tree-inline.c (tree_can_inline_p): Do not inline across different
965 (expand_call_inline): Likewise. Adjust the callers EH personality.
966 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
967 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
968 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
969 (c-parser.o): Likewise
970 * c-tree.h (c_eh_initialized_p): Remove.
971 (c_maybe_initialize_eh): Likewise.
972 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
973 (finish_decl): Don't call c_maybe_initialize_eh.
974 (c_eh_initialized_p): Remove.
975 (c_maybe_initialize_eh): Likewise.
976 * c-parser.c (c_parser_omp_construct): Likewise.
977 (c_parse_file): Initialize exception handling.
979 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
981 * config.gcc (tm_file): Remove i386/biarch32.h
982 for i?86-w64-mingw* case.
983 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
985 * config.host: Set for x64 mingw the option
986 use_long_long_for_widest_fast_int to yes.
988 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
990 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
991 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
992 (dbxout_begin_function): Likewise.
993 * final.c (dwarf2_debug_info_emitted_p): New predicate.
994 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
996 (final_end_function): Likewise.
997 (final_scan_insn): Likewise.
998 (rest_of_handle_final): Likewise.
999 * varasm.c (assemble_start_function): Likewise.
1000 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1002 2009-09-12 Jason Merrill <jason@redhat.com>
1004 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1005 * opts.c (common_handle_option): constify.
1007 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1009 * doc/install.texi (avr): Remove obsolete reference site.
1011 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1013 * doc/install.texi (Binaries): Adjust AIX link.
1015 2009-09-12 Akim Demaille <demaille@gostai.com>
1017 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1018 Use an imperative sentence.
1020 2009-09-11 Richard Henderson <rth@redhat.com>
1022 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1023 structure-name and has-tree-operands arguments; update all entries.
1024 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1026 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1027 (gsstruct_code_size): New.
1028 (gss_for_code_): New.
1029 (gss_for_code): Remove.
1030 (gimple_size): Rewrite using gsstruct_code_size.
1031 (gimple_statement_structure): Move to gimple.h.
1032 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1033 (gss_for_code, gimple_statement_structure): New.
1034 (gimple_ops): Use new arrays; tidy.
1036 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1038 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1039 operand to be a PLUS expression.
1040 * config/pa/pa.c (pa_secondary_reload): Likewise.
1042 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1044 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1046 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1049 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1051 From Jie Zhang <jie.zhang@analog.com>:
1052 * doc/extend.texi (node Function Attributes): Document l2
1054 (node Blackfin Variable Attributes): Document l2 variable attributes.
1056 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1058 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1059 to match the system compiler's configuration at inflection point.
1060 Add comment to remark a remaining difference with system compiler.
1062 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1063 * configure: Regenerate.
1065 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1067 From Jie Zhang <jie.zhang@analog.com>:
1068 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1069 (bfin_handle_l2_attribute): New.
1070 (bfin_attribute_table): Add l2 attribute.
1072 2009-09-11 Michael Matz <matz@suse.de>
1075 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1076 on the local_decls list.
1078 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1082 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1084 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1085 for VALUEs, to implement the documented interface.
1086 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1087 Adjust for VALUEs and anything else, to implement the
1088 documented interface.
1090 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1092 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1093 with actual SPE/paired vector modes before using 64-bit alignment.
1094 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1096 2009-09-10 DJ Delorie <dj@redhat.com>
1098 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1101 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1102 * config/mep/mep.c (mep_legitimate_constant_p): New.
1103 * config/mep/mep-protos.h: Prototype it.
1105 2009-09-10 Richard Henderson <rth@redhat.com>
1107 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1109 2009-09-10 Jason Merrill <jason@redhat.com>
1111 * tree.c (chain_index): New fn.
1112 * tree.h: Declare it.
1114 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1116 * config/sol2-c.c (cmn_err_length_specs): Initialize
1117 scalar_identity_flag.
1119 2009-09-10 Richard Henderson <rth@redhat.com>
1121 * tree.h (struct tree_decl_common): Move align member earlier;
1122 move label_decl_uid member ...
1123 (struct tree_label_decl): ... here.
1124 (LABEL_DECL_UID): Update to match.
1126 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1129 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1130 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1132 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1133 dest_prev if the edge is complex.
1135 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1137 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1138 loop latch tests earlier.
1140 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1141 before GIMPLE_RETURN, not after its predecessor; insert
1144 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1145 gimple_seq_empty_p to test for no PHI nodes.
1146 * tree-cfg.c (split_critical_edges): Likewise.
1148 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1150 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1152 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1153 introduced by the VTA branch merge.
1155 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1157 * ira-conflicts.c: Use fputs or putc instead of fprintf
1161 * tree-switch-conversion.c: Ditto.
1163 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1165 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1166 introduced by the VTA branch merge.
1168 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1171 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1173 PR rtl-optimization/39779
1174 * expr.c (convert_modes): Return when mode == oldmode after
1175 CONST_INTs are processed.
1177 2009-09-10 Nick Clifton <nickc@redhat.com>
1179 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1180 attribute and referring decl when creating renamed symbol.
1182 2009-09-10 Richard Guenther <rguenther@suse.de>
1185 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1187 (cgraph_finalize_compilation_unit): Compute reachability
1188 before emitting thunks. Properly process aliases before
1189 possibly removing unreachable nodes.
1191 2009-09-10 Richard Guenther <rguenther@suse.de>
1194 * tree.c (struct free_lang_data_d): Add worklist member.
1195 (find_decls_types_r): Push onto the worklist instead of recursing.
1196 Handle TREE_BINFOs properly.
1197 (find_decls_types): New function wrapped around find_decls_types_r
1198 to process the worklist.
1199 (find_decls_types_in_eh_region): Use it.
1200 (find_decls_types_in_node): Likewise.
1201 (find_decls_types_in_var): Likewise.
1202 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1203 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1204 (AGGREGATE_TYPE_P): Adjust.
1206 2009-09-09 Jason Merrill <jason@redhat.com>
1208 * configure.ac: Check glibc version even if we have an in-tree
1211 2009-09-09 Anthony Green <green@moxielogic.com>
1213 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1214 the constant 0 when appropriate.
1215 * config/moxie/constraints.md: Add constraint O.
1217 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1218 to pass up to 6 32-bit argument values in registers.
1219 (moxie_function_arg): Ditto.
1220 (moxie_arg_partial_bytes): Ditto.
1221 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1222 (REG_PARM_STACK_SPACE): Ditto.
1223 (FUNCTION_ARG_REGNO_P): Ditto.
1225 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1226 instruction to allocate stack space.
1228 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1230 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1231 unnecessarily stringent constraints. Fix address
1232 calculation in the splitters.
1234 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1236 PR rtl-optimization/39779
1237 * expr.c (convert_modes): Return when mode == oldmode after
1238 CONST_INTs are processed.
1240 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1243 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1244 (ix86_expand_prologue): Take frame.padding0 into logic of
1246 (ix86_expand_epilogue): Likewise.
1248 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1250 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1252 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1253 * config/t-slibgcc-libgcc: New file.
1254 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1256 2009-09-09 Martin Jambor <mjambor@suse.cz>
1258 PR tree-optimization/41089
1259 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1262 2009-09-09 Richard Henderson <rth@redhat.com>
1264 * gimple.h (CASE_GIMPLE_OMP): New.
1265 (is_gimple_omp): Use it.
1266 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1267 (verify_gimple_debug): Likewise.
1269 2009-09-09 Richard Guenther <rguenther@suse.de>
1271 PR tree-optimization/41101
1272 * tree-ssa-pre.c (maximal_set): Remove.
1273 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1274 Defer all blocks we didn't visit at least one successor.
1275 (add_to_exp_gen): Do not add to the maximal set.
1276 (make_values_for_phi): Likewise.
1277 (compute_avail): Likewise.
1278 (init_pre): Do not allocate the maximal set.
1279 (execute_pre): Do not dump it.
1281 2009-09-09 Martin Jambor <mjambor@suse.cz>
1283 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1284 an SSA_NAME rather than a is_gimple_variable.
1286 2009-09-09 Richard Guenther <rguenther@suse.de>
1289 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1290 code dealing with plain pointer bases.
1291 (maybe_fold_offset_to_reference): Likewise.
1292 (maybe_fold_stmt_addition): Adjust.
1294 2009-09-09 Richard Guenther <rguenther@suse.de>
1296 * tree.c (free_lang_data_in_type): Do not free the type variant
1298 (free_lang_data): Merge char_type_node with its properly signed
1300 (pass_ipa_free): Collect after freeing language specific data.
1302 2009-09-09 Michael Matz <matz@suse.de>
1305 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1306 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1307 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1310 2009-09-08 DJ Delorie <dj@redhat.com>
1312 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1314 2009-09-04 Jason Merrill <jason@redhat.com>
1316 * tree.c (tree_find_value): Remove.
1317 * tree.h: Remove prototype.
1318 * varasm.c (assemble_external): Use value_member instead.
1320 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1322 * toplev.c (process_options): Choose default debugging type when
1323 gtoggle enables debug info and type is unset.
1325 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1329 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1332 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1334 * configure: Rebuilt with modified libtool.m4.
1336 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1341 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1343 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1345 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1346 (remove_statement): Likewise.
1347 (rewrite_use_nonlinear_expr): Adjust.
1348 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1349 * tree-ssa.c (release_defs_bitset): ... this. New.
1350 * tree-flow.h (release_defs_bitset): Declare.
1352 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1355 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1356 in the middle block.
1358 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1360 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1361 via intptr_t to long type.
1362 (insert_operand_rank): Cast long type via intptr_t to
1364 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1366 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1367 from pointer to unsigned via uintptr_t.
1369 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1370 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1372 * configure: Regenerated.
1373 * config.in: Regenerated
1374 * system.h (stdint.h): Add include.
1375 (inttypes.h): Likewise.
1376 * Makefile.in (aclocal): Add config/stdint.m4.
1377 * aclocal.m4: Regenerated.
1379 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1381 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1383 (note_np_check_stores): New function.
1384 (harmless_null_pointer_p): New function.
1385 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1386 changed. Take into account whether we're in the shadow of a condjump
1387 that tested NP_REG for NULL.
1388 Lose all code that tested for SEQUENCEs.
1389 (workaround_speculation): Avoid inserting NOPs for loads that are
1390 either always executed or a NULL pointer.
1392 2009-09-08 Jan Hubicka <jh@suse.cz>
1394 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1395 * params.def (early-inlining-insns): Likewise.
1397 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1399 PR rtl-optimization/41239
1400 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1401 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1403 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1404 across calls, as the calls might not always return normally.
1405 (call_may_noreturn_p): New function.
1406 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1407 (init_deps): Initialize it.
1408 (remove_from_deps): Also remove calls from
1409 last_function_call_may_noreturn list.
1411 2009-09-07 Richard Henderson <rth@redhat.com>
1413 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1414 more VR->OPERANDS than LHS operands. Free LHS before returning.
1416 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1418 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1419 (attr "addrtype"): New member "spreg".
1420 Use it if mem_spfp_address_operand is true for the address.
1421 (attr "type"): New entry "stall".
1422 (cpu_unit "load"): New.
1423 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
1425 (insn_reservation "loadsp"): New.
1426 (insn_reservation "load_stall1"): New.
1427 (insn_reservation "load_stall3"): New.
1429 * config/bfin/predicates.md (const1_operand, const3_operand): New.
1430 (mem_p_address_operand): Exclude stack and frame pointer based
1432 (mem_spfp_address_operand): New; match them here.
1433 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
1434 (bfin_reorg): Call it if scheduling insns.
1435 (bfin_gen_bundles): Remove dummy insns created by
1436 add_sched_insns_for_speculation.
1438 From Jie Zhang <jie.zhang@analog.com>:
1439 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
1440 bfin_si_revision, bfin_workarounds): Move these ...
1441 * config/bfin/bfin.h: ... here.
1443 From Mike Frysinger <michael.frysinger@analog.com>
1444 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
1445 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
1446 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
1447 bf547m, bf548m, and bf549m.
1448 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
1449 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
1450 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
1451 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
1452 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1453 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
1454 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1455 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1456 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
1457 bf542m, bf544m, bf547m, bf548m, and bf549m.
1459 From Jie Zhang <jie.zhang@analog.com>:
1460 * config/bfin/predicates.md (p_register_operand): New predicate.
1461 (dp_register_operand): New predicate.
1462 * config/bfin/bfin-protos.h (WA_05000074): Define.
1463 (ENABLE_WA_05000074): Define.
1464 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
1465 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
1466 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
1467 (define_attr addrtype): Allow load/store register to be P register.
1468 (define_attr storereg): New.
1469 (define_cpu_unit anomaly_05000074): New.
1470 (define_insn_reservation dsp32shiftimm): New.
1471 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
1472 (define_insn_reservation loadp): Cannot use slot2.
1473 (define_insn_reservation loadsp): Cannot use slot2.
1474 (define_insn_reservation storep): Cannot use slot2. Does not
1475 apply when working around 05000074.
1476 (define_insn_reservation storep_anomaly_05000074): New.
1477 (define_insn_reservation storei): Does not apply when working
1479 (define_insn_reservation storei_anomaly_05000074): New.
1480 (define_attr length): Add dsp32shiftimm case.
1481 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
1482 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
1483 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
1484 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
1485 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
1487 2009-09-07 Martin Jambor <mjambor@suse.cz>
1490 * tree-sra.c (create_artificial_child_access): Return NULL if
1491 build_ref_for_offset fails.
1492 (propagate_subacesses_accross_link): Allow build_ref_for_offset
1493 and create_artificial_child_access to fail.
1495 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1498 * unwind-dw2.c (uw_init_context_1): Mark noinline.
1499 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
1500 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
1502 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1504 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
1505 block, ensure it has an exit edge. Emit a barrier after a jump.
1507 2009-09-07 Nick Clifton <nickc@redhat.com>
1509 * gcc.c (this_is_linker_script): New variable. Like
1510 this_is_library_file but for the %T constructor.
1511 (end_going_arg): If this_is_linker_script is set then locate the
1512 script and insert a --script switch before it
1513 (do_spec_2): Initialise this_is_linker_script.
1514 (do_spec_1): Likewise. Handle %T construct.
1515 (eval_spec_function): Preserve this_is_linker_script.
1516 * doc/invoke.texi: Document %T construct in spec files.
1517 * config/m32c/m32c.h (LIB_SPEC): Use it.
1519 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1521 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
1522 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
1523 when volatile flag is set.
1524 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
1526 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
1529 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
1530 (combine_stack_adjustments_for_block): Allow insns between stack
1531 adjustments and stores with corresponding pre-(dec|inc)rement or
1532 pre-modify operation.
1534 2009-09-06 Jakub Jelinek <jakub@redhat.com>
1537 * combine-stack-adj.c (struct csa_memlist): Rename to...
1538 (struct csa_reflist): ... this. Rename mem field to ref.
1539 (free_csa_memlist): Rename to...
1540 (free_csa_reflist): ... this.
1541 (record_one_stack_memref): Rename to...
1542 (record_one_stack_ref): ... this. Handle also REG_P.
1543 (try_apply_stack_adjustment): Handle also REG_P.
1544 (struct record_stack_memrefs_data): Rename to...
1545 (struct record_stack_refs_data): ... this. Rename memlist field to
1547 (record_stack_memrefs): Rename to...
1548 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
1549 subexpressions instead of failing when a MEM contains SP references.
1550 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
1551 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
1553 2009-09-06 Richard Guenther <rguenther@suse.de>
1556 * tree.c (build_array_type): Do not record types marked
1557 with structural equality in the canonical type hashtable.
1559 2009-09-06 Richard Guenther <rguenther@suse.de>
1562 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
1564 2009-09-05 Richard Guenther <rguenther@suse.de>
1567 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
1569 2009-09-05 Richard Guenther <rguenther@suse.de>
1572 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
1574 2009-09-05 Richard Guenther <rguenther@suse.de>
1577 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
1578 before comparing function argument types.
1580 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1583 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
1586 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1589 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
1591 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
1592 locators before emit_insn is called.
1594 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
1597 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
1598 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
1599 (reginfo_init): Don't call allocate_reg_info.
1601 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1604 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
1605 NONDEBUG_INSN_P instead of INSN_P.
1607 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1610 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
1612 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1615 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
1616 pattern of the split.
1618 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1620 * toplev.c (process_options): Move setter of flag_var_tracking
1621 before other tests that depend on it. Move down setter of
1622 flag_rename_registers. Don't enable var-tracking-assignments
1623 by default if selective scheduling is enabled. Warn if both
1626 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1628 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
1629 comment. Use switch statement to catch overlaps between rtx
1630 and tree codes. Accept FUNCTION_DECLs in addition to those in...
1631 (IS_DECL_CODE): ... here. Remove.
1632 (check_value_is_not_decl): Remove.
1633 (dv_from_decl, dv_from_value): Check after conversion.
1635 2009-09-04 Richard Guenther <rguenther@suse.de>
1638 * (cgraph_finalize_compilation_unit): Move finalizing aliases
1639 after emitting tunks. Move emitting thunks and ctors from ...
1640 (cgraph_optimize): ... here. Remove redundant
1641 cgraph_analyze_functions.
1642 * varasm.c (find_decl_and_mark_needed): Remove no longer
1644 (finish_aliases_1): Adjust check for thunk aliases.
1646 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
1648 * config/arm/arm.md (ctzsi2): Added braces
1649 to avoid warning that broke booststrap.
1651 2009-09-04 Martin Jambor <mjambor@suse.cz>
1653 PR tree-optimization/41112
1654 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
1655 handle variable-bounded arrays.
1656 (expr_with_var_bounded_array_refs_p): New function.
1657 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
1659 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
1661 * config/s390/2097.md: Removed two incorrect bypasses.
1662 (z10_fsimpdf): Fixed latency.
1663 (z10_fhex): New insn_reservation.
1664 (z10_floaddf): Fixed latency.
1665 (z10_floadsf): Fixed latency.
1666 (z10_ftrunctf): Fixed latency.
1667 (z10_ftruncdf): Fixed latency.
1668 * config/s390/s390.c (z10_cost): Fixed values.
1669 (s390_adjust_priority): Added z10 path.
1670 * config/s390/s390.md (type): Added fhex.
1671 (*mov<mode>_64dfp): Updated type attribute.
1672 (*mov<mode>_64): Updated type attribute.
1673 (*mov<mode>_31): Updated type attribute.
1674 (*mov<mode>"): Likewise.
1675 * config/s390/2084.md (x_fsimpdf): Updated condition.
1677 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
1679 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
1680 RTXs in the predicate for operand 1.
1682 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
1684 * config/arm/arm.md (UNSPEC_RBIT): New constant.
1685 (rbitsi2): New insn.
1686 (ctzsi2): New expand.
1687 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
1689 2009-09-03 Martin Jambor <mjambor@suse.cz>
1691 * tree-sra.c (duplicate_expr_for_different_base): Removed.
1692 (create_artificial_child_access): Use build_ref_for_offset instead
1693 of duplicate_expr_for_different_base.
1694 (propagate_subacesses_accross_link): Likewise.
1696 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
1698 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
1700 (mips16e_collect_argument_saves): Skip debug instructions.
1701 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
1702 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
1703 (r10k_insert_cache_barriers): Likewise.
1704 (mips_reorg_process_insns): Likewise.
1706 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
1709 * ira.c (update_equiv_reg): Remove check on class likely spill.
1711 2009-09-03 Jakub Jelinek <jakub@redhat.com>
1714 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
1715 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
1719 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
1720 the stack slot if it is passed by invisible reference.
1721 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
1722 by invisible reference.
1724 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1726 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1727 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1728 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
1730 * config/bfin/sync.md: New file.
1731 * config/bfin/bfin.md: Include it.
1732 (UNSPEC_ATOMIC): New.
1733 (UNSPEC_ONES): Provide a unique number.
1735 From Jie Zhang <jie.zhang@analog.com>:
1736 * config/bfin/bfin.c (ret_regs): New.
1737 (must_save_fp_p): Don't return true because of frame_pointer_needed.
1738 (must_save_rets_p): New.
1739 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
1740 current_function_is_leaf.
1741 (do_link): Likewise.
1742 (do_unlink): Likewise.
1743 (expand_interrupt_handler_prologue): Use ret_regs array.
1744 (expand_interrupt_handler_epilogue): Use ret_regs array and
1745 pass return register to gen_return_internal.
1746 (bfin_expand_epilogue): Pass return register to
1747 gen_return_internal.
1748 (bfin_expand_call): Explicitly clobber RETS.
1749 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
1750 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
1751 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
1752 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
1754 (return_internal): Take a reg rtx rather than the register number.
1756 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
1758 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
1759 when comparing against estimated_loop_iterations_int return.
1761 2009-09-03 Richard Guenther <rguenther@suse.de>
1763 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
1764 eh_personality_libfunc.
1766 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1768 * tree-parloops.c (separate_decls_in_region): Add space.
1770 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1772 * tree-parloops.c (separate_decls_in_region): Change the condition
1773 checking if there are reductions in the loop.
1775 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1777 PR tree-optimization/38275
1778 * tree-parloops.c (parallelize_loops): Replace profitability condition
1779 for expected number of iterations.
1781 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1783 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
1784 (bootstrap-debug): Explain conditions in which it becomes default.
1785 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
1788 2009-09-03 Namhyung Kim <namhyung@gmail.com>
1790 * doc/invoke.texi (Optimize Options): Move
1791 -finline-small-functions to the -O2 list.
1793 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1795 * toplev.c (process_options): Enable var-tracking-assignments
1796 by default if var-tracking is enabled.
1798 2009-09-02 David Daney <ddaney@caviumnetworks.com>
1800 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
1802 * emit-rtl.c (prev_nonnote_insn_bb): New function.
1803 * rtl.h (prev_nonnote_insn_bb): Declare it.
1805 2009-09-03 Diego Novillo <dnovillo@google.com>
1807 * cgraph.c (cgraph_node_for_decl): New.
1808 * cgraph.h (cgraph_node_for_decl): Declare.
1809 * tree.c (host_integerp): Return 0 if T is NULL.
1811 2009-09-03 Diego Novillo <dnovillo@google.com>
1813 * tree.h (struct alias_pair): Move from varasm.c.
1814 (alias_pairs): Likewise.
1815 (TYPE_MAXVAL): Define.
1816 (TYPE_MINVAL): Define.
1817 (iterative_hash_host_wide_int): Declare.
1818 (remove_unreachable_alias_pairs): Declare.
1819 * tree-pass.h (pass_ipa_free_lang_data): Declare.
1820 * diagnostic.c (default_diagnostic_starter): Make extern.
1821 (default_diagnostic_finalizer): Make extern.
1822 * diagnostic.h (default_diagnostic_starter): Declare.
1823 (default_diagnostic_finalizer): Declare.
1824 (default_tree_printer): Declare.
1825 * toplev.c (default_tree_printer): Make extern.
1827 2009-09-03 Richard Guenther <rguenther@suse.de>
1828 Diego Novillo <dnovillo@google.com>
1830 * cgraph.c (cgraph_add_new_function): Remove gimplification.
1831 * cgraphunit.c (cgraph_expand_function): Do not emit
1832 associated thunks from here.
1833 (cgraph_emit_thunks): New.
1834 (cgraph_optimize): Call it.
1835 Return if any IPA pass finds an error.
1836 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
1839 2009-09-03 Simon Baldwin <simonb@google.com>
1840 Rafael Espindola <espindola@google.com>
1841 Richard Guenther <rguenther@suse.de>
1842 Doug Kwan <dougkwan@google.com>
1843 Diego Novillo <dnovillo@google.com>
1845 * tree.c: Include tree-pass.h, langhooks-def.h,
1846 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
1847 (free_lang_data_in_type): New.
1848 (need_assembler_name_p): New.
1849 (free_lang_data_in_block): New.
1850 (free_lang_data_in_decl): New.
1851 (struct free_lang_data_d): New.
1852 (add_tree_to_fld_list): New.
1853 (find_decls_types_r): New.
1854 (get_eh_types_for_runtime): New.
1855 (find_decls_types_in_eh_region): New.
1856 (find_decls_types_in_node): New.
1857 (find_decls_types_in_var): New.
1858 (free_lang_data_in_cgraph): New.
1859 (free_lang_data): New.
1860 (gate_free_lang_data): New.
1861 (pass_ipa_free_lang_data): New.
1863 2009-09-03 Diego Novillo <dnovillo@google.com>
1865 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
1866 * langhooks.h (struct lang_hooks): Add field free_lang_data.
1867 (lang_hooks): Remove const qualifier.
1868 * ipa.c (cgraph_remove_unreachable_nodes): Call
1869 remove_unreachable_alias_pairs.
1870 * except.c (add_type_for_runtime): Check if TYPE has
1871 already been converted.
1872 (lookup_type_for_runtime): Likewise.
1873 (check_handled): Handle converted types.
1874 * varasm.c (remove_unreachable_alias_pairs): New.
1875 * gimple.c: Include demangle.h.
1876 (gimple_decl_printable_name): New.
1877 (gimple_fold_obj_type_ref): New.
1878 * gimple.h (gimple_decl_printable_name): Declare.
1879 (gimple_fold_obj_type_ref): Declare.
1880 * passes.c (init_optimization_passes): Add pass
1881 pass_ipa_free_lang_data.
1882 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
1883 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
1885 2009-09-03 Diego Novillo <dnovillo@google.com>
1887 * c-lang.c (lang_hooks): Remove const qualifier.
1889 2009-09-02 Loren James Rittle <ljrittle@acm.org>
1891 * doc/install.texi (*-*-freebsd*): Update target information.
1893 2009-09-02 Anatoly Sokolov <aesok@post.ru>
1895 * hard-reg-set.h (call_fixed_regs): Remove.
1896 * reginfo.c (call_fixed_regs): Remove.
1897 (init_reg_sets_1): Remove initialization of call_fixed_regs.
1898 (globalize_reg): Don't use call_fixed_regs.
1899 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
1902 2009-09-01 Michael Matz <matz@suse.de>
1904 * expr.h (emit_storent_insn, expand_expr_real_1,
1905 expand_expr_real_2): Declare.
1906 * expr.c (emit_storent_insn, expand_expr_real_1,
1907 expand_expr_real_2): Export.
1908 (store_expr): Setting and evaluating dont_return_target is useless.
1909 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
1910 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
1911 * except.c (expand_resx_expr): Rename to ...
1912 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
1913 * except.h (expand_resx_stmt): Declare.
1914 * stmt.c: Add include gimple.h
1915 (expand_asm_expr): Rename to ...
1916 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
1917 (expand_case): Rewrite to take gimple statement.
1918 * tree.h (expand_asm_stmt): Declare.
1919 (expand_case): Change prototype.
1920 * Makefile.in (stmt.o): Depend on gimple.h.
1921 * builtins.c (expand_builtin_synchronize): Build gimple asm
1922 statement, not an ASM_EXPR.
1923 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
1924 gimple_to_tree, release_stmt_tree): Remove.
1925 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
1926 ggc_free, but hold comparison code and operands separately.
1927 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
1928 (expand_call_stmt, expand_gimple_stmt_1,
1929 expand_gimple_stmt): New helpers.
1930 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
1931 release_stmt_tree. Call expand_gimple_stmt instead.
1932 (expand_gimple_basic_block): Ditto.
1934 * calls.c (emit_call_1): Don't look at EH regions here, make
1935 fntree parameter useless.
1936 (expand_call): New local rettype for TREE_TYPE(exp), use it
1937 throughout. Remove local p, use addr instead.
1938 Don't look at EH regions here.
1940 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
1942 * doc/invoke.texi (-fsched-pressure): Document it.
1943 (-fsched-reg-pressure-heuristic): Remove it.
1945 * reload.c (ira.h): Include.
1946 (find_reloads): Add choosing reload on number of small spilled
1949 * haifa-sched.c (ira.h): Include.
1950 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
1951 saved_reg_pressure, curr_reg_live, saved_reg_live,
1952 region_ref_regs): New variables.
1953 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
1954 initiate_reg_pressure_info, setup_ref_regs,
1955 initiate_bb_reg_pressure_info, save_reg_pressure,
1956 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
1958 (setup_insn_reg_pressure_info): New function.
1959 (rank_for_schedule): Add pressure checking and insn issue time.
1960 Remove comparison of insn reg weights.
1961 (ready_sort): Set insn reg pressure info.
1962 (update_register_pressure, setup_insn_max_reg_pressure,
1963 update_reg_and_insn_max_reg_pressure,
1964 sched_setup_bb_reg_pressure_info): New functions.
1965 (schedule_insn): Add code for printing and updating reg pressure info.
1966 (find_set_reg_weight, find_insn_reg_weight): Remove.
1967 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
1968 (debug_ready_list): Print reg pressure info.
1969 (schedule_block): Ditto. Check insn issue time.
1970 (sched_init): Set up sched_pressure_p. Allocate and set up some
1971 reg pressure related info.
1972 (sched_finish): Free some reg pressure related info.
1973 (fix_tick_ready): Make insn always ready if pressure_p.
1974 (init_h_i_d): Don't call find_insn_reg_weight.
1975 (haifa_finish_h_i_d): Free insn reg pressure info.
1977 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
1978 ira_memory_move_cost, ira_class_hard_regs,
1979 ira_class_hard_regs_num, ira_no_alloc_regs,
1980 ira_available_class_regs, ira_reg_class_cover_size,
1981 ira_reg_class_cover, ira_class_translate): Move to ira.h.
1983 * ira-lives.c (single_reg_class): Check mode to find how many
1984 registers are necessary for operand.
1985 (ira_implicitly_set_insn_hard_regs): New.
1987 * common.opt (fsched-pressure): New options.
1988 (fsched-reg-pressure-heuristic): Remove.
1990 * ira.c (setup_eliminable_regset): Rename to
1991 ira_setup_eliminable_regset. Make it external.
1992 (expand_reg_info): Pass cover class to setup_reg_classes.
1993 (ira): Call resize_reg_info instead of allocate_reg_info.
1995 * sched-deps.c: Include ira.h.
1996 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
1997 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
1998 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
1999 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2000 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2001 mark_insn_reg_store, mark_insn_reg_clobber,
2002 setup_insn_reg_pressure_info): New.
2003 (sched_analyze_1): Update implicit_reg_pending_uses.
2004 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2005 Use them to create dependencies. Set insn reg uses and pressure
2006 info. Process reg_pending_uses in one place.
2007 (free_deps): Free implicit sets.
2008 (remove_from_deps): Remove implicit sets if necessary. Check
2009 implicit sets when clearing reg_last_in_use.
2010 (init_deps_global): Clear implicit_reg_pending_clobbers and
2011 implicit_reg_pending_uses.
2013 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2014 ira_memory_move_cost, ira_class_hard_regs,
2015 ira_class_hard_regs_num, ira_no_alloc_regs,
2016 ira_available_class_regs, ira_reg_class_cover_size,
2017 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2018 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2019 ira_implicitly_set_insn_hard_regs): New prototypes.
2021 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2022 cost_elements_num): New variables.
2023 (allocno_costs, total_costs): Rename to costs and
2024 total_allocno_costs.
2025 (COSTS_OF_ALLOCNO): Rename to COSTS.
2026 (allocno_pref): Rename to pref.
2027 (allocno_pref_buffer): Rename to pref_buffer.
2028 (common_classes): Rename to regno_cover_class.
2030 (record_reg_classes): Set allocno attributes only if allocno_p.
2031 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2032 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2033 and COSTS_OF_ALLOCNO.
2034 (print_costs): Rename to print_allocno_costs.
2035 (print_pseudo_costs): New.
2036 (process_bb_node_for_costs): Split into 2 functions with new
2037 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2038 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2039 new parameter dump_file. Use cost_elements_num instead of
2040 ira_allocnos_num. Make one iteration if preferred classes were
2041 already calculated for scheduler. Make 2 versions of code
2042 depending on allocno_p.
2043 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2044 regno_cover_class and COSTS instead of common_classes and
2046 (init_costs, finish_costs): New.
2047 (ira_costs): Set up allocno_p and cost_elements_num. Call
2048 init_costs and finish_costs.
2049 (ira_set_pseudo_classes): New.
2051 * rtl.h (allocate_reg_info): Remove.
2052 (resize_reg_info): Change return type.
2053 (reg_cover_class): New.
2054 (setup_reg_classes): Add new parameter.
2056 * sched-int.h (struct deps_reg): New member implicit_sets.
2057 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2058 (INCREASE_BITS): New macro.
2059 (struct reg_pressure_data, struct reg_use_data): New.
2060 (struct _haifa_insn_data): Remove reg_weight. Add members
2061 reg_pressure, reg_use_list, reg_set_list, and
2062 reg_pressure_excess_cost_change.
2063 (struct deps): New member implicit_sets.
2064 (pressure_p): New variable.
2065 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2066 (struct reg_pressure_data, struct reg_use_data): New.
2067 (INSN_REG_WEIGHT): Remove.
2068 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2069 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2070 (sched_init_region_reg_pressure_info,
2071 sched_setup_bb_reg_pressure_info): New prototypes.
2073 * reginfo.c (struct reg_pref): New member coverclass.
2074 (reg_cover_class): New function.
2075 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2076 (reg_info_size): New variable.
2077 (allocate_reg_info): Make static. Setup reg_info_size.
2078 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2079 (setup_reg_classes): Add a new parameter. Setup cover class too.
2081 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2084 * sched-rgn.c (deps_join): Set up implicit_sets.
2085 (schedule_region): Set up region and basic blocks pressure
2088 * passes.c (init_optimization_passes): Move
2089 pass_subregs_of_mode_init before pass_sched.
2091 2009-09-02 Martin Jambor <mjambor@suse.cz>
2093 * tree-sra.c (struct access): New field grp_hint.
2094 (dump_access): Dump grp_hint.
2095 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2097 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2098 those which have been specifically read and somehow written to.
2099 (propagate_subacesses_accross_link): Set grp_hint of right child and
2100 also possibly of the left child.
2102 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2104 * tree-object-size.c (addr_object_size): Always use object_size_type
2105 0 or 2 when determining the pointer pointed object size.
2107 2009-09-02 Richard Guenther <rguenther@suse.de>
2110 2009-08-31 Richard Guenther <rguenther@suse.de>
2112 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2113 to query if the memory regions for memmove overlap.
2114 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2115 asserts on pointers, instead deal with odd trees.
2116 (ptr_derefs_may_alias_p): Likewise.
2117 (refs_may_alias_p_1): Constructor bases also never alias.
2119 2009-08-01 Christian Bruel <christian.bruel@st.com>
2122 2009-07-31 Christian Bruel <christian.bruel@st.com>
2123 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2125 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2127 * doc/invoke.texi (-fvar-tracking-assignments): New.
2128 (-fvar-tracking-assignments-toggle): New.
2129 (-fdump-final-insns=file): Mark filename as optional.
2130 (--param min-nondebug-insn-uid): New.
2131 (-gdwarf-@{version}): Mention version 4.
2132 * opts.c (common_handle_option): Accept it.
2133 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2134 * regrename.c (regrename_optimize): Drop last. Don't count debug
2135 insns as uses. Don't reject change because of debug insn.
2136 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2137 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2138 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2139 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2140 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2141 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2142 * doc/gimple.texi (is_gimple_debug): New.
2143 (gimple_debug_bind_p): New.
2144 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2145 * doc/install.texi (bootstrap-debug): More details.
2146 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2147 (bootstrap-debug-lib): More details.
2148 (bootstrap-debug-ckovw): Update.
2149 (bootstrap-time): New.
2150 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2151 (insert_phi_nodes_for): Insert debug stmts.
2152 (rewrite_stmt): Take iterator. Insert debug stmts.
2153 (rewrite_enter_block): Adjust.
2154 (maybe_replace_use_in_debug_stmt): New.
2155 (rewrite_update_stmt): Use it.
2156 (mark_use_interesting): Return early for debug stmts.
2157 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2158 stmts before replacing stmt.
2159 (move_computations_stmt): Likewise.
2160 * ira-conflicts.c (add_copies): Skip debug insns.
2161 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2162 (regstat_bb_compute_ri): Skip debug insns.
2163 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2164 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2165 check_loop_closed_ssa_stmt): Skip debug stmts.
2166 * tree-tailcall.c (find_tail_calls): Likewise.
2167 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2168 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2169 (build_var_debug_value_stat): Declare.
2170 (build_var_debug_value): Define.
2171 (target_for_debug_bind): Declare.
2172 * reload.c (find_equiv_reg): Skip debug insns.
2173 * rtlanal.c (reg_used_between_p): Skip debug insns.
2174 (side_effects_p): Likewise.
2175 (canonicalize_condition): Likewise.
2176 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2177 insns never depend on debug insns.
2178 (create_ddg_dep_no_link): Likewise.
2179 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2180 Don't add inter-loop dependencies for debug insns.
2181 (build_intra_loop_deps): Likewise.
2182 (create_ddg): Count debug insns.
2183 * ddg.h (struct ddg::num_debug): New.
2184 (num_backargs): Pair up with previous int field.
2185 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2186 -fcompare-debug-second.
2187 * final.c (get_attr_length_1): Skip debug insns.
2188 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2189 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2190 (driver_self_specs): Map -fdump-final-insns to
2191 -fdump-final-insns=..
2192 (get_local_tick): New.
2193 (compare_debug_dump_opt_spec_function): Test for . argument and
2194 compute output name. Compute temp output spec without flag name.
2195 Compute -frandom-seed.
2196 (OPT): Undef after use.
2197 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2198 (average_num_loop_insns): Likewise.
2199 * params.h (MIN_NONDEBUG_INSN_UID): New.
2200 * gimple.def (GIMPLE_DEBUG): New.
2201 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2202 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2203 (merge_in_block): Fix whitespace.
2204 * toplev.c (flag_var_tracking): Update comment.
2205 (flag_var_tracking_assignments): New.
2206 (flag_var_tracking_assignments_toggle): New.
2207 (process_options): Don't open final insns dump file if we're not
2208 going to write to it. Compute defaults for var_tracking.
2209 * df-scan.c (df_insn_rescan_debug_internal): New.
2210 (df_uses_record): Handle debug insns.
2211 * haifa-sched.c (ready): Initialize n_debug.
2212 (contributes_to_priority): Skip debug insns.
2213 (dep_list_size): New.
2215 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2216 they're ready. Disregard previous debug insns to make decisions.
2217 (queue_insn): Never queue debug insns.
2218 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2219 (schedule_insn): Don't reject debug insns because of issue rate.
2220 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2221 (queue_to_ready): Skip and discount debug insns.
2222 (choose_ready): Let debug insns through.
2223 (schedule_block): Check boundary debug insns. Discount debug
2224 insns, schedule them early. Adjust whitespace.
2225 (set_priorities): Check for boundary debug insns.
2226 (add_jump_dependencies): Use dep_list_size.
2227 (prev_non_location_insn): New.
2228 (check_cfg): Use it.
2229 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2231 (remove_unused_ivs): Reset debug stmts.
2232 * modulo-sched.c (const_iteration_count): Skip debug insns.
2233 (res_MII): Discount debug insns.
2234 (loop_single_full_bb_p): Skip debug insns.
2235 (sms_schedule): Likewise.
2236 (sms_schedule_by_order): Likewise.
2237 (ps_has_conflicts): Likewise.
2238 * caller-save.c (refmarker_fn): New.
2239 (save_call_clobbered_regs): Replace regs with saved mem in
2241 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2242 Call refmarker_fn mark for hardregnos.
2243 (mark_reg_as_referenced): New.
2244 (replace_reg_with_saved_mem): New.
2245 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2246 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2248 (cse_extended_basic_block): Skip debug insns.
2249 (count_reg_usage): Likewise.
2250 (is_dead_reg): New, split out of...
2251 (set_live_p): ... here.
2252 (insn_live_p): Use it for debug insns.
2253 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2254 (execute_optimize_stdarg): Likewise.
2255 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2256 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2257 changes in debug stmts as changes.
2258 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2259 (moveup_expr): Don't move across debug insns. Don't move
2260 debug insn if it would create a bookkeeping block.
2261 (moveup_expr_cached): Don't use cache for debug insns that
2262 are heads of blocks.
2263 (compute_av_set_inside_bb): Skip debug insns.
2264 (sel_rank_for_schedule): Schedule debug insns first. Remove
2266 (block_valid_for_bookkeeping_p); Support lax searches.
2267 (create_block_for_bookkeeping): Adjust block numbers when
2268 encountering debug-only blocks.
2269 (find_place_for_bookkeeping): Deal with debug-only blocks.
2270 (generate_bookkeeping_insn): Accept no place to insert.
2271 (remove_temp_moveop_nops): New argument full_tidying.
2272 (prepare_place_to_insert): Deal with debug insns.
2273 (advance_state_on_fence): Debug insns don't start cycles.
2274 (update_boundaries): Take fence as argument. Deal with
2276 (schedule_expr_on_boundary): No full_tidying on debug insns.
2277 (fill_insns): Deal with debug insns.
2278 (track_scheduled_insns_and_blocks): Don't count debug insns.
2279 (need_nop_to_preserve_insn_bb): New, split out of...
2280 (remove_insn_from_stream): ... this.
2281 (fur_orig_expr_not_found): Skip debug insns.
2282 * rtl.def (VALUE): Move up.
2284 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2285 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2286 Set it if debug stmts are found.
2287 (statement_sink_location): Skip debug stmts. Propagate
2288 moving defs into debug stmts.
2289 * ifcvt.c (first_active_insn): Skip debug insns.
2290 (last_active_insns): Likewise.
2291 (cond_exec_process_insns): Likewise.
2292 (noce_process_if_block): Likewise.
2293 (check_cond_move_block): Likewise.
2294 (cond_move_convert_if_block): Likewise.
2295 (block_jumps_and_fallthru_p): Likewise.
2296 (dead_or_predicable): Likewise.
2297 * dwarf2out.c (debug_str_hash_forced): New.
2298 (find_AT_string): Add comment.
2299 (gen_label_for_indirect_string): New.
2300 (get_debug_string_label): New.
2301 (AT_string_form): Use it.
2302 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2303 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2304 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2305 several operations that cannot be represented with DWARF opcodes.
2306 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2307 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2308 (dwarf2out_var_location): Take during-call mark into account.
2309 (output_indirect_string): Update comment. Output if there are
2310 label and references.
2311 (prune_indirect_string): New.
2312 (prune_unused_types): Call it if debug_str_hash_forced.
2313 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2314 (dw_long_long_const): Remove.
2315 (struct dw_val_struct): Change val_long_long type to rtx.
2316 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2317 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2318 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2319 component instead of HOST_BITS_PER_LONG.
2320 (output_loc_operands): Likewise. For const8* assert
2321 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2322 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2323 rather than HOST_BITS_PER_LONG is >= 64.
2324 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2326 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2327 HOST_BITS_PER_LONG for dw_val_class_long_long.
2328 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2329 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2330 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2332 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2333 Handle DW_OP_implicit_value.
2334 (extract_int): Move prototype earlier.
2335 (mem_loc_descriptor): For SUBREG punt if inner
2336 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2337 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2338 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2339 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2340 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2341 instead of Pmode size.
2342 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2343 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2344 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2345 (concat_loc_descriptor, concatn_loc_descriptor,
2346 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2347 (add_location_or_const_value_attribute): Likewise. For single
2348 location loc_lists attempt to use add_const_value_attribute
2349 for constant decls. Add DW_AT_const_value even if
2350 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2352 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2353 (control_flow_insn_p): Likewise.
2354 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2355 (separate_decls_in_region_debug_bind): New.
2356 (separate_decls_in_region): Process debug bind stmts afterwards.
2357 * recog.c (verify_changes): Handle debug insns.
2358 (extract_insn): Likewise.
2359 (peephole2_optimize): Skip debug insns.
2360 * dse.c (scan_insn): Skip debug insns.
2361 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2363 (setup_id_for_insn): Handle debug insns.
2364 (maybe_tidy_empty_bb): Adjust whitespace.
2365 (tidy_control_flow): Skip debug insns.
2366 (sel_remove_insn): Adjust for debug insns.
2367 (sel_estimate_number_of_insns): Skip debug insns.
2368 (create_insn_rtx_from_pattern): Handle debug insns.
2369 (create_copy_of_insn_rtx): Likewise.
2370 * sel-sched-.h (sel_bb_end): Declare.
2371 (sel_bb_empty_or_nop_p): New.
2372 (get_all_loop_exits): Use it.
2373 (_eligible_successor_edge_p): Likewise.
2374 (return_nop_to_pool): Adjust.
2375 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2376 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2377 * gimple-pretty-print.c (dump_gimple_debug): New.
2378 (dump_gimple_stmt): Use it.
2379 (dump_bb_header): Skip gimple debug stmts.
2380 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2381 (fixup_match_2): Likewise.
2382 (regmove_backward_pass): Likewise. Simplify combined
2383 replacement. Handle debug insns.
2384 * function.c (instantiate_virtual_regs): Handle debug insns.
2385 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2386 * print-rtl.h: Include cselib.h.
2387 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2388 * df.h (df_inns_rescan_debug_internal): Declare.
2389 * gcse.c (alloc_hash_table): Estimate n_insns.
2390 (cprop_insn): Don't regard debug insns as changes.
2391 (bypass_conditional_jumps): Skip debug insns.
2392 (one_pre_gcse_pass): Adjust.
2393 (one_code_hoisting_pass): Likewise.
2394 (compute_ld_motion_mems): Skip debug insns.
2395 (one_cprop_pass): Adjust.
2396 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2397 (if_convertible_stmt_p): Handle debug stmts.
2398 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2399 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2400 * ira-build.c (create_bb_allocnos): Skip debug insns.
2401 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2402 (has_single_use): Likewise.
2403 (single_imm_use): Likewise.
2404 (num_imm_uses): Likewise.
2405 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2406 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2407 (create_outofssa_var_map): Likewise.
2408 * lower-subreg.c (adjust_decomposed_uses): New.
2409 (resolve_debug): New.
2410 (decompose_multiword_subregs): Use it.
2411 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2412 * emit-rtl.c: Include params.h.
2413 (cur_debug_insn_uid): Define.
2414 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2415 (copy_rtx_if_shared_1): Handle debug insns.
2416 (reset_used_flags): Likewise.
2417 (set_used_flags): LIkewise.
2418 (get_max_insn_count): New.
2419 (next_nondebug_insn): New.
2420 (prev_nondebug_insn): New.
2421 (make_debug_insn_raw): New.
2422 (emit_insn_before_noloc): Handle debug insns.
2423 (emit_jump_insn_before_noloc): Likewise.
2424 (emit_call_insn_before_noloc): Likewise.
2425 (emit_debug_insn_before_noloc): New.
2426 (emit_insn_after_noloc): Handle debug insns.
2427 (emit_jump_insn_after_noloc): Likewise.
2428 (emit_call_insn_after_noloc): Likewise.
2429 (emit_debug_insn_after_noloc): Likewise.
2430 (emit_insn_after): Take loc from earlier non-debug insn.
2431 (emit_jump_insn_after): Likewise.
2432 (emit_call_insn_after): Likewise.
2433 (emit_debug_insn_after_setloc): New.
2434 (emit_debug_insn_after): New.
2435 (emit_insn_before): Take loc from later non-debug insn.
2436 (emit_jump_insn_before): Likewise.
2437 (emit_call_insn_before): Likewise.
2438 (emit_debug_insn_before_setloc): New.
2439 (emit_debug_insn_before): New.
2440 (emit_insn): Handle debug insns.
2441 (emit_debug_insn): New.
2442 (emit_jump_insn): Handle debug insns.
2443 (emit_call_insn): Likewise.
2445 (init_emit): Take min-nondebug-insn-uid into account.
2446 Initialize cur_debug_insn_uid.
2447 (emit_copy_of_insn_after): Handle debug insns.
2448 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
2449 location of single rhs in place.
2450 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
2451 (floor_sdiv_adjust): New.
2452 (cell_sdiv_adjust): New.
2453 (cell_udiv_adjust): New.
2454 (round_sdiv_adjust): New.
2455 (round_udiv_adjust): New.
2456 (wrap_constant): Moved from cselib.
2457 (unwrap_constant): New.
2458 (expand_debug_expr): New.
2459 (expand_debug_locations): New.
2460 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
2462 (gimple_expand_cfg): Expand debug locations.
2463 * cselib.c: Include tree-pass.h.
2464 (struct expand_value_data): New.
2465 (cselib_record_sets_hook): New.
2466 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
2467 (cselib_clear_table): Move, and implemnet in terms of...
2468 (cselib_reset_table_with_next_value): ... this.
2469 (cselib_get_next_unknown_value): New.
2470 (discard_useless_locs): Don't discard preserved values.
2471 (cselib_preserve_value): New.
2472 (cselib_preserved_value_p): New.
2473 (cselib_preserve_definitely): New.
2474 (cselib_clear_preserve): New.
2475 (cselib_preserve_only_values): New.
2476 (new_cselib_val): Take rtx argument. Dump it in details.
2477 (cselib_lookup_mem): Adjust.
2478 (expand_loc): Take regs_active in struct. Adjust. Silence
2479 dumps unless details are requested.
2480 (cselib_expand_value_rtx_cb): New.
2481 (cselib_expand_value_rtx): Rename and reimplment in terms of...
2482 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
2483 without details. Copy more subregs. Try to resolve values
2484 using a callback. Wrap constants.
2485 (cselib_subst_to_values): Adjust.
2486 (cselib_log_lookup): New.
2487 (cselib_lookup): Call it.
2488 (cselib_invalidate_regno): Don't count preserved values as useless.
2489 (cselib_invalidate_mem): Likewise.
2490 (cselib_record_set): Likewise.
2491 (struct set): Renamed to cselib_set, moved to cselib.h.
2492 (cselib_record_sets): Adjust. Call hook.
2493 (cselib_process_insn): Reset table when it would be cleared.
2494 (dump_cselib_val): New.
2495 (dump_cselib_table): New.
2496 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
2497 (remove_forwarder_block): Support moving debug stmts.
2498 * cselib.h (cselib_record_sets_hook): Declare.
2499 (cselib_expand_callback): New type.
2500 (cselib_expand_value_rtx_cb): Declare.
2501 (cselib_reset_table_with_next_value): Declare.
2502 (cselib_get_next_unknown_value): Declare.
2503 (cselib_preserve_value): Declare.
2504 (cselib_preserved_value_p): Declare.
2505 (cselib_preserve_only_values): Declare.
2506 (dump_cselib_table): Declare.
2507 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
2508 (try_crossjump_to_edge): Likewise.
2509 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
2510 dominated blocks when debug stmts are present.
2511 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
2512 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
2513 (set_var_live_on_entry): Likewise.
2514 * loop-invariant.c (find_invariants_bb): Skip debug insns.
2515 * cfglayout.c (curr_location, last_location): Make static.
2516 (set_curr_insn_source_location): Don't avoid bouncing.
2517 (get_curr_insn_source_location): New.
2518 (get_curr_insn_block): New.
2519 (duplicate_insn_chain): Handle debug insns.
2520 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
2522 * common.opt (fcompare-debug): Move to sort order.
2523 (fdump-unnumbered-links): Likewise.
2524 (fvar-tracking-assignments): New.
2525 (fvar-tracking-assignments-toggle): New.
2526 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
2527 because of debug stmts.
2528 (mark_stmt_if_obviously_necessary): Mark debug stmts.
2529 (eliminate_unnecessary_stmts): Walk dominated blocks before
2531 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
2532 * ira.c (memref_used_between_p): Skip debug insns.
2533 (update_equiv_regs): Likewise.
2534 * sched-deps.c (sd_lists_size): Accept empty list.
2535 (sd_init_insn): Mark debug insns.
2536 (sd_finish_insn): Unmark them.
2537 (sd_add_dep): Reject non-debug deps on debug insns.
2538 (fixup_sched_groups): Give debug insns group treatment.
2540 (sched_analyze_reg): Don't mark debug insns for sched before call.
2541 (sched_analyze_2): Handle debug insns.
2542 (sched_analyze_insn): Compute next non-debug insn. Handle debug
2544 (deps_analyze_insn): Handle debug insns.
2545 (deps_start_bb): Skip debug insns.
2546 (init_deps): Initialize last_debug_insn.
2547 * tree-ssa.c (target_for_debug_bind): New.
2548 (find_released_ssa_name): New.
2549 (propagate_var_def_into_debug_stmts): New.
2550 (propagate_defs_into_debug_stmts): New.
2551 (verify_ssa): Skip debug bind stmts without values.
2552 (warn_uninialized_vars): Skip debug stmts.
2553 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
2554 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
2555 (rtx_equal_p): Likewise.
2556 * ira-costs.c (scan_one_insn): Skip debug insns.
2557 (process_bb_node_for_hard_reg_moves): Likewise.
2558 * rtl.h (DEBUG_INSN_P): New.
2559 (NONDEBUG_INSN_P): New.
2560 (MAY_HAVE_DEBUG_INSNS): New.
2561 (INSN_P): Accept debug insns.
2562 (RTX_FRAME_RELATED_P): Likewise.
2563 (INSN_DELETED_P): Likewise
2564 (PAT_VAR_LOCATION_DECL): New.
2565 (PAT_VAR_LOCATION_LOC): New.
2566 (PAT_VAR_OCATION_STATUS): New.
2567 (NOTE_VAR_LOCATION_DECL): Reimplement.
2568 (NOTE_VAR_LOCATION_LOC): Likewise.
2569 (NOTE_VAR_LOCATION_STATUS): Likewise.
2570 (INSN_VAR_LOCATION): New.
2571 (INSN_VAR_LOCATION_DECL): New.
2572 (INSN_VAR_LOCATION_LOC): New.
2573 (INSN_VAR_LOCATION_STATUS): New.
2574 (gen_rtx_UNKNOWN_VAR_LOC): New.
2575 (VAR_LOC_UNKNOWN_P): New.
2576 (NOTE_DURING_CALL_P): New.
2577 (SCHED_GROUP_P): Accept debug insns.
2578 (emit_debug_insn_before): Declare.
2579 (emit_debug_insn_before_noloc): Declare.
2580 (emit_debug_insn_beore_setloc): Declare.
2581 (emit_debug_insn_after): Declare.
2582 (emit_debug_insn_after_noloc): Declare.
2583 (emit_debug_insn_after_setloc): Declare.
2584 (emit_debug_insn): Declare.
2585 (make_debug_insn_raw): Declare.
2586 (prev_nondebug_insn): Declare.
2587 (next_nondebug_insn): Declare.
2588 (delegitimize_mem_from_attrs): Declare.
2589 (get_max_insn_count): Declare.
2590 (wrap_constant): Declare.
2591 (unwrap_constant): Declare.
2592 (get_curr_insn_source_location): Declare.
2593 (get_curr_insn_block): Declare.
2594 * tree-inline.c (insert_debug_decl_map): New.
2595 (processing_debug_stmt): New.
2596 (remap_decl): Don't create new mappings in debug stmts.
2597 (remap_gimple_op_r): Don't add references in debug stmts.
2598 (copy_tree_body_r): Likewise.
2599 (remap_gimple_stmt): Handle debug bind stmts.
2600 (copy_bb): Skip debug stmts.
2601 (copy_edges_for_bb): Likewise.
2602 (copy_debug_stmt): New.
2603 (copy_debug_stmts): New.
2604 (copy_body): Copy debug stmts at the end.
2605 (insert_init_debug_bind): New.
2606 (insert_init_stmt): Take id. Skip and emit debug stmts.
2607 (setup_one_parameter): Remap variable earlier, register debug mapping.
2608 (estimate_num_insns): Skip debug stmts.
2609 (expand_call_inline): Preserve debug_map.
2610 (optimize_inline_calls): Check for no debug_stmts left-overs.
2611 (unsave_expr_now): Preserve debug_map.
2612 (copy_gimple_seq_and_replace_locals): Likewise.
2613 (tree_function_versioning): Check for no debug_stmts left-overs.
2614 Init and destroy debug_map as needed. Split edges unconditionally.
2615 (build_duplicate_type): Init and destroy debug_map as needed.
2616 * tree-inline.h: Include gimple.h instead of pointer-set.h.
2617 (struct copy_body_data): Add debug_stmts and debug_map.
2618 * sched-int.h (struct ready_list): Add n_debug.
2619 (struct deps): Add last_debug_insn.
2620 (DEBUG_INSN_SCHED_P): New.
2621 (BOUNDARY_DEBUG_INSN_P): New.
2622 (SCHEDULE_DEBUG_INSN_P): New.
2623 (sd_iterator_cond): Accept empty list.
2624 * combine.c (create_log_links): Skip debug insns.
2625 (combine_instructions): Likewise.
2626 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
2627 return value is always unshared.
2628 (struct rtx_subst_pair): New.
2629 (auto_adjust_pair): New.
2630 (propagate_for_debug_subst): New.
2631 (propagate_for_debug): New.
2632 (try_combine): Skip debug insns. Propagate removed defs into
2634 (next_nonnote_nondebug_insn): New.
2635 (distribute_notes): Use it. Skip debug insns.
2636 (distribute_links): Skip debug insns.
2637 * tree-outof-ssa.c (set_location_for_edge): Likewise.
2638 * resource.c (mark_target_live_regs): Likewise.
2639 * var-tracking.c: Include cselib.h and target.h.
2640 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
2642 (micro_operation_type_name): New.
2643 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
2644 (struct micro_operation_def): Update comments.
2645 (decl_or_value): New type. Use instead of decls.
2646 (struct emit_note_data_def): Add vars.
2647 (struct attrs_def): Use decl_or_value.
2648 (struct variable_tracking_info_def): Add permp, flooded.
2649 (struct location_chain_def): Update comment.
2650 (struct variable_part_def): Use decl_or_value.
2651 (struct variable_def): Make var_part a variable length array.
2653 (scratch_regs): New.
2654 (cselib_hook_called): New.
2655 (dv_is_decl_p): New.
2656 (dv_is_value_p): New.
2659 (dv_as_opaque): New.
2660 (dv_onepart_p): New.
2662 (IS_DECL_CODE): New.
2663 (check_value_is_not_decl): New.
2664 (dv_from_decl): New.
2665 (dv_from_value): New.
2666 (dv_htab_hash): New.
2667 (variable_htab_hash): Use it.
2668 (variable_htab_eq): Support values.
2669 (variable_htab_free): Free from the right pool.
2670 (attrs_list_member, attrs_list_insert): Use decl_or_value.
2671 (attrs_list_union): Adjust.
2672 (attrs_list_mpdv_union): New.
2673 (tie_break_pointers): New.
2674 (canon_value_cmp): New.
2675 (unshare_variable): Return possibly-modified slot.
2676 (vars_copy_1): Adjust.
2677 (var_reg_decl_set): Adjust. Split out of...
2678 (var_reg_set): ... this.
2679 (get_init_value): Adjust.
2680 (var_reg_delete_and_set): Adjust.
2681 (var_reg_delete): Adjust.
2682 (var_regno_delete): Adjust.
2683 (var_mem_decl_set): Split out of...
2684 (var_mem_set): ... this.
2685 (var_mem_delete_and_set): Adjust.
2686 (var_mem_delete): Adjust.
2690 (variable_union): Adjust. Speed up merge of 1-part vars.
2691 (variable_canonicalize): Use unshared slot.
2692 (VALUED_RECURSED_INTO): New.
2693 (find_loc_in_1pdv): New.
2694 (struct dfset_merge): New.
2695 (insert_into_intersection): New.
2696 (intersect_loc_chains): New.
2698 (canonicalize_loc_order_check): New.
2699 (canonicalize_values_mark): New.
2700 (canonicalize_values_star): New.
2701 (variable_merge_over_cur): New.
2702 (variable_merge_over_src): New.
2703 (dataflow_set_merge): New.
2704 (dataflow_set_equiv_regs): New.
2705 (remove_duplicate_values): New.
2706 (struct dfset_post_merge): New.
2707 (variable_post_merge_new_vals): New.
2708 (variable_post_merge_perm_vals): New.
2709 (dataflow_post_merge_adjust): New.
2710 (find_mem_expr_in_1pdv): New.
2711 (dataflow_set_preserve_mem_locs): New.
2712 (dataflow_set_remove_mem_locs): New.
2713 (dataflow_set_clear_at_call): New.
2714 (onepart_variable_different_p): New.
2715 (variable_different_p): Use it.
2716 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
2717 (track_expr_p): Add need_rtl parameter. Don't generate rtl
2719 (track_loc_p): Pass it true.
2720 (struct count_use_info): New.
2721 (find_use_val): New.
2722 (replace_expr_with_values): New.
2724 (use_type): New, partially split out of...
2725 (count_uses): ... this. Count new micro-ops.
2726 (count_uses_1): Adjust.
2727 (count_stores): Adjust.
2728 (count_with_sets): New.
2729 (VAL_NEEDS_RESOLUTION): New.
2730 (VAL_HOLDS_TRACK_EXPR): New.
2731 (VAL_EXPR_IS_COPIED): New.
2732 (VAL_EXPR_IS_CLOBBERED): New.
2733 (add_uses): Adjust. Generate new micro-ops.
2734 (add_uses_1): Adjust.
2735 (add_stores): Generate new micro-ops.
2736 (add_with_sets): New.
2737 (find_src_status): Adjust.
2738 (find_src_set_src): Adjust.
2739 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
2740 Handle new micro-ops. Canonicalize value equivalances.
2741 (vt_find_locations): Compute total size of hash tables for
2742 dumping. Perform merge for var-tracking-assignments. Don't
2743 disregard single-block loops.
2744 (dump_attrs_list): Handle decl_or_value.
2745 (dump_variable): Take variable. Deal with decl_or_value.
2746 (dump_variable_slot): New.
2747 (dump_vars): Use it.
2748 (dump_dataflow_sets): Adjust.
2749 (set_slot_part): New, extended to support one-part variables
2750 after splitting out of...
2751 (set_variable_part): ... this.
2752 (clobber_slot_part): New, split out of...
2753 (clobber_variable_part): ... this.
2754 (delete_slot_part): New, split out of...
2755 (delete_variable_part): .... this.
2756 (check_wrap_constant): New.
2757 (vt_expand_loc_callback): New.
2758 (vt_expand_loc): New.
2759 (emit_note_insn_var_location): Adjust. Handle values. Handle
2760 EMIT_NOTE_AFTER_CALL_INSN.
2761 (emit_notes_for_differences_1): Adjust. Handle values.
2762 (emit_notes_for_differences_2): Likewise.
2763 (emit_notes_for_differences): Adjust.
2764 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
2765 Adjust. Handle new micro-ops.
2766 (vt_add_function_parameters): Adjust. Create and bind values.
2767 (vt_initialize): Adjust. Initialize scratch_regs and
2768 valvar_pool, flooded and perm.. Initialize and use cselib. Log
2769 operations. Move some code to count_with_sets and add_with_sets.
2770 (delete_debug_insns): New.
2771 (vt_debug_insns_local): New.
2772 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
2774 (var_tracking_main): If var-tracking-assignments is enabled
2775 but var-tracking isn't, delete debug insns and leave. Likewise
2776 if we exceed limits or fail the stack adjustments tests, and
2777 after all var-tracking processing.
2778 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
2779 (dataflow_set): Add traversed_vars.
2780 (value_chain, const_value_chain): New typedefs.
2781 (value_chain_pool, value_chains): New variables.
2782 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
2783 add_value_chains, add_cselib_value_chains, remove_value_chain,
2784 remove_value_chains, remove_cselib_value_chains): New functions.
2785 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
2786 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
2788 (shared_hash_find_slot_unshare, shared_hash_find_slot,
2789 shared_hash_find_slot_noinsert, shared_hash_find): Update.
2790 (dst_can_be_shared): New variable.
2791 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
2792 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
2793 different from set->vars, look up slot again instead of using the
2795 (dataflow_set_init): Initialize traversed_vars.
2796 (variable_union): Use shared_hash_*. Use initially NO_INSERT
2797 lookup if set->vars is shared. Don't keep slot cleared before
2798 calling unshare_variable. Unshare set->vars if needed. Adjust
2799 unshare_variable callers. Clear dst_can_be_shared if needed.
2800 Even ->refcount == 1 vars must be unshared if set->vars is shared
2801 and var needs to be modified.
2802 (dataflow_set_union): Set traversed_vars during canonicalization.
2803 (VALUE_CHANGED, DECL_CHANGED): Define.
2804 (set_dv_changed, dv_changed_p): New static inlines.
2805 (track_expr_p): Clear DECL_CHANGED.
2806 (dump_dataflow_sets): Set it.
2807 (variable_was_changed): Call set_dv_changed.
2808 (emit_note_insn_var_location): Likewise.
2809 (changed_variables_stack): New variable.
2810 (check_changed_vars_1, check_changed_vars_2): New functions.
2811 (emit_notes_for_changes): Do nothing if changed_variables is
2812 empty. Traverse changed_variables with check_changed_vars_1,
2813 call check_changed_vars_2 on each changed_variables_stack entry.
2814 (emit_notes_in_bb): Add SET argument. Just clear it at the
2815 beginning, use it instead of local &set, don't destroy it at the end.
2816 (vt_emit_notes): Call dataflow_set_clear early on all
2817 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
2818 computed set, dataflow_set_clear also VTI(bb)->in when we are
2819 done with the basic block. Initialize changed_variables_stack,
2820 free it afterwards. If ENABLE_CHECKING verify that after noting
2821 differences to an empty set value_chains hash table is empty.
2822 (vt_initialize): Initialize value_chains and value_chain_pool.
2823 (vt_finalize): Delete value_chains htab, free value_chain_pool.
2824 (variable_tracking_main): Call dump_dataflow_sets before calling
2825 vt_emit_notes, not after it.
2826 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
2827 (propagate_var_def_into_debug_stmts): Declare.
2828 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
2829 (df_set_note): Reject debug insns.
2830 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
2831 add notes to debug insns.
2832 (df_note_bb_compute): Adjust. Likewise.
2833 (df_simulate_uses): Skip debug insns.
2834 (df_simulate_initialize_backwards): Likewise.
2835 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
2836 (subst_stack_regs_pat): Reject debug insns.
2837 (convert_regs_1): Handle debug insns.
2838 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
2839 (print-rtl.o): Depend on cselib.h.
2840 (cselib.o): Depend on TREE_PASS_H.
2841 (var-tracking.o): Depend on cselib.h and TARGET_H.
2842 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
2843 (init_ready_list): Skip boundary debug insns.
2844 (add_branch_dependences): Skip debug insns.
2845 (free_block_dependencies): Check for blocks with only debug insns.
2846 (compute_priorities): Likewise.
2847 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
2848 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
2850 (gimple_build_debug_bind_stat): New.
2851 (empty_body_p): Skip debug stmts.
2852 (gimple_has_side_effects): Likewise.
2853 (gimple_rhs_has_side_effects): Likewise.
2854 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
2855 (gimple_build_debug_bind_stat): Declare.
2856 (gimple_build_debug_bind): Define.
2857 (is_gimple_debug): New.
2858 (gimple_debug_bind_p): New.
2859 (gimple_debug_bind_get_var): New.
2860 (gimple_debug_bind_get_value): New.
2861 (gimple_debug_bind_get_value_ptr): New.
2862 (gimple_debug_bind_set_var): New.
2863 (gimple_debug_bind_set_value): New.
2864 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
2865 (gimple_debug_bind_reset_value): New.
2866 (gimple_debug_bind_has_value_p): New.
2867 (gsi_next_nondebug): New.
2868 (gsi_prev_nondebug): New.
2869 (gsi_start_nondebug_bb): New.
2870 (gsi_last_nondebug_bb): New.
2871 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
2872 (print_insn): Handle DEBUG_INSN.
2873 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
2874 of first insn prevail.
2875 (first_stmt): Skip debug stmts.
2876 (first_non_label_stmt): Likewise.
2877 (last_stmt): Likewise.
2878 (has_zero_uses_1): New.
2879 (single_imm_use_1): New.
2880 (verify_gimple_debug): New.
2881 (verify_types_in_gimple_stmt): Handle debug stmts.
2882 (verify_stmt): Likewise.
2883 (debug_loop_num): Skip debug stmts.
2884 (remove_edge_and_dominated_blocks): Remove dominators last.
2885 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
2886 (linearize_expr): Likewise.
2887 * config/i386/i386.c (ix86_delegitimize_address): Call
2888 default implementation.
2889 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
2890 (group_barrier_needed): Skip debug insns.
2891 (emit_insn_group_barriers): Likewise.
2892 (emit_all_insn_group_barriers): Likewise.
2893 (ia64_variable_issue): Handle debug insns.
2894 (ia64_dfa_new_cycle): Likewise.
2895 (final_emit_insn_group_barriers): Skip debug insns.
2896 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
2897 def cfa without frame.
2898 (process_set): Likewise.
2899 (process_for_unwind_directive): Pass frame on.
2900 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2901 (rs6000_delegitimize_address): New.
2902 (rs6000_debug_adjust_cost): Handle debug insns.
2903 (is_microcoded_insn): Likewise.
2904 (is_cracked_insn): Likewise.
2905 (is_nonpipeline_insn): Likewise.
2906 (insn_must_be_first_in_group): Likewise.
2907 (insn_must_be_last_in_group): Likewise.
2908 (force_new_group): Likewise.
2909 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
2910 contains only debug insns.
2911 (rtl_merge_blocks): Skip debug insns.
2912 (purge_dead_edges): Likewise.
2913 (rtl_block_ends_with_call_p): Skip debug insns.
2914 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
2915 (mark_reg_dependencies): Skip debug insns.
2916 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
2917 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
2918 * tree-ssa-threadedge.c
2919 (record_temporary_equivalences_from_stmts): Skip debug stmts.
2920 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
2921 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
2922 (copyprop_hardreg_forward_1): Handle debug insns.
2923 * reload1.c (reload): Skip debug insns. Replace unassigned
2924 pseudos in debug insns with their equivalences.
2925 (eliminate_regs_in_insn): Skip debug insns.
2926 (emit_input_reload_insns): Skip debug insns at first, adjust
2928 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
2929 (get_indirect_ref_operands): Pass opf_no_vops on.
2930 (get_expr_operands): Likewise. Skip debug stmts.
2931 (parse_ssa_operands): Scan debug insns with opf_no_vops.
2933 2009-09-01 Richard Henderson <rth@redhat.com>
2935 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
2936 stmt_ends_pp_p statements at least once.
2937 * tree-vrp.c (vrp_initialize): Likewise.
2938 (vrp_visit_stmt): Be prepared for non-interesting stmts.
2940 2009-09-01 Dodji Seketeli <dodji@redhat.com>
2943 Fix AIX bootstrap after PR debug/30161
2944 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
2945 that is a GNU extension.
2946 (tmpl_value_parm_die_table): Move the definition of this global
2947 outside #ifdef DWARF2_DEBUGGING_INFO region.
2949 2009-09-01 Richard Guenther <rguenther@suse.de>
2951 * tree.c (tree_expr_size): New function.
2952 * tree.h (tree_expr_size): Declare.
2953 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
2954 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
2955 * langhooks.c (lhd_expr_size): Remove.
2956 * langhooks.h (struct lang_hooks): Remove expr_size.
2957 * explow.c (expr_size): Use tree_expr_size.
2958 (int_expr_size): Likewise.
2959 * langhooks-def.h (lhd_expr_size): Remove.
2960 (LANG_HOOKS_EXPR_SIZE): Likewise.
2961 (LANG_HOOKS_INITIALIZER): Adjust.
2963 2009-09-01 Richard Guenther <rguenther@suse.de>
2965 * tree-flow.h (mark_addressable): Move declaration ...
2966 * tree.h (mark_addressable): ... here.
2967 * stmt.c (expand_asm_operands): Use mark_addressable, not
2968 lang_hooks.mark_addressable.
2969 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2970 LANG_HOOKS_MARK_ADDRESSABLE.
2971 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
2972 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
2974 2009-08-31 Chris Demetriou <cgd@google.com>
2976 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
2977 vectorize if not TARGET_SSE2.
2979 2009-08-31 DJ Delorie <dj@redhat.com>
2981 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
2982 registers if no coprocessor is enabled.
2984 2009-08-31 Dodji Seketeli <dodji@redhat.com>
2987 * cgraph.h (cgraph_get_node): Declare ...
2988 * cgraph.c (cgraph_get_node): ... new function.
2989 * dwarf2out.c (gen_generic_params_dies,
2990 generic_parameter_die, tree_add_const_value_attribute_for_decl,
2991 make_ith_pack_parameter_name,
2992 append_entry_to_tmpl_value_parm_die_table,
2993 gen_remaining_tmpl_value_param_die_attribute): New functions.
2994 (gen_subprogram_die): Generate debug info for template parameters
2995 if debug info level is higher than DINFO_LEVEL_TERSE.
2996 Use tree_add_const_value_attribute_for_decl instead of
2997 tree_add_const_value_attribute.
2998 (gen_const_die): Use tree_add_const_value_attribute_for_decl
2999 instead of tree_add_const_value_attribute.
3000 (gen_struct_or_union_type_die): Generate debug
3001 info for template parameters if debug info level is higher than
3003 (tree_add_const_value_attribute): Handle integral and pointer
3004 constants. Update comment.
3005 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3006 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3007 (reference_to_unused): Fix thinko. Remove redundant predicates from
3009 (tree_add_const_value_attribute): Make this work for constant
3011 tree_add_const_value_attribute_for_decl is to be used for variable
3013 (add_location_or_const_value_attribute): Use
3014 tree_add_const_value_attribute_for_decl now.
3015 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3016 DW_TAG_template_value_param DIEs after function DIEs have been
3018 * langhooks.h (lang_hooks_for_types): Add
3019 get_argument_pack_elems.
3020 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3021 (lang_hooks): Added get_innermost_generic_parms,
3022 get_innermost_generic_args.
3023 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3024 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3025 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3026 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3028 2009-08-31 DJ Delorie <dj@redhat.com>
3030 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3031 it once we start generating the prologue or epilogue.
3032 (mep_call_saves_register): If the frame is locked, re-use
3034 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3035 (mep_expand_prologue): Call it.
3036 (mep_expand_epilogue): Likewise.
3037 (mep_start_function): Use the same logic as mep_expand_prologue.
3038 (mep_pass_by_reference): Make logic more readable.
3039 (mep_return_in_memory): Zero-sized objects are passed in memory.
3040 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3042 2009-08-31 Richard Guenther <rguenther@suse.de>
3044 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3045 to query if the memory regions for memmove overlap.
3046 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3047 asserts on pointers, instead deal with odd trees.
3048 (ptr_derefs_may_alias_p): Likewise.
3049 (refs_may_alias_p_1): Constructor bases also never alias.
3051 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3053 * doc/install.texi (Final install): Adjust reference on where to
3054 order printed manuals.
3056 2009-08-30 Olivier Hainque <hainque@adacore.com>
3058 * dwarf2out.c (switch_to_frame_table_section): Move
3059 definition prior to first use.
3061 2009-08-30 Richard Guenther <rguenther@suse.de>
3063 PR tree-optimization/41186
3064 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3065 (ao_ref_init_from_ptr_and_size): New function.
3066 (ref_maybe_used_by_call_p_1): Be more precise tracking
3067 used ranges for builtin functions.
3068 (ref_maybe_used_by_call_p): Adjust.
3069 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3070 ranges for builtin functions.
3071 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3073 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3076 * fwprop.c (get_reg_use_in): Delete.
3077 (free_load_extend): New function.
3078 (forward_propagate_subreg): Use it.
3080 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3082 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3084 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3087 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3090 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3092 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3093 fini or fini_array section.
3095 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3097 * graphite-dependences.c (graphite_legal_transform_bb): Call
3098 pbb_remove_duplicate_pdrs.
3099 * graphite-poly.c (can_collapse_pdr): Removed.
3100 (pdr_find_duplicate): Removed.
3101 (can_collapse_pdrs): New.
3102 (pbb_remove_duplicate_pdrs): New.
3103 (new_poly_dr): Do not look for duplicates.
3104 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3105 (PBB_PDR_DUPLICATES_REMOVED): New.
3106 (pbb_remove_duplicate_pdrs): Declared.
3108 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3110 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3111 the strides by multiplying by PDR_NB_REFS.
3112 * graphite-poly.c (can_collapse_pdr): New.
3113 (pdr_find_duplicate): New.
3114 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3115 Initialize PDR_NB_REFS.
3116 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3118 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3120 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3123 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3126 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3128 * graphite-dependences.c (pddr_original_scattering): Return NULL
3129 for read-read dependence relations.
3130 * graphite-poly.h (enum poly_dr_type): Fix comment.
3133 (pdr_may_write_p): New.
3135 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3137 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3138 (struct poly_dr): Same.
3139 (new_poly_dr): Same.
3140 * graphite-poly.c (new_poly_dr): Same.
3141 * graphite-dependences.c (dot_deps): Disable call to system.
3143 2009-08-28 Cary Coutant <ccoutant@google.com>
3146 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3147 struct/union/enum types local to a function.
3149 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3150 Sebastian Pop <sebastian.pop@amd.com>
3152 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3153 pbb_strip_mine_time_depth. Changed the implementation so that
3154 transformation is expressed as a transformation on
3155 time (scatttering) dimensions. Also, ensures that the 2d+1
3156 scheduling format is preserved.
3157 (pbb_strip_mine_profitable_p): Profitability is based on the
3158 iteration number of a given time (scattering) dimension,
3159 and not on a original loop depth dimension.
3160 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3161 (pbb_do_strip_mine): Call psct_dynamic_dim.
3162 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3163 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3164 (pbb_nb_dynamic_scattering_transform): New.
3165 (psct_dynamic_dim): New.
3167 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3169 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3170 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3171 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3172 * graphite-interchange.c (build_linearized_memory_access): Same.
3173 (memory_stride_in_loop): Same.
3175 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3177 * graphite-dependences.c (pddr_original_scattering): New.
3178 (graphite_legal_transform_dr): Call pddr_original_scattering.
3181 * graphite-dependences.h (dot_deps): Declared.
3182 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3183 (print_pdr): Print PDR_ID.
3184 * graphite-poly.h (struct poly_dr): Add field id.
3187 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3189 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3191 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3192 not delete the original dependence relation.
3194 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3196 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3197 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3198 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3199 (free_poly_ddr): New.
3200 (pddr_is_empty): New.
3201 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3202 (dependence_polyhedron): Same. Remove useless gcc_assert.
3204 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3205 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3206 * graphite-dependences.h (enum poly_dependence_kind): New.
3207 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3208 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3209 (PDRP_SINK): Renamed PDDR_SINK.
3210 (PDRP_DDP): Renamed PDDR_DDP.
3212 (free_poly_ddr): Declared.
3213 * graphite-poly.c (new_scop): Use the new hash function names.
3214 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3215 into original_pddrs.
3216 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3218 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3220 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3221 bounds with LT_EXPR to make niter analysis more precise on code
3222 generated by Graphite.
3224 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3226 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3227 (graphite_legal_transform_bb): Same.
3228 (poly_drs_may_alias_p): Same.
3230 2009-08-28 Richard Guenther <rguenther@suse.de>
3232 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3234 2009-08-28 Jan Beulich <jbeulich@novell.com>
3236 * config/i386/netware.c: Include langhooks.h.
3237 (i386_nlm_encode_section_info): Simplify.
3238 (netware_override_options): Delete.
3239 * config/i386/netware.h (netware_override_options): Delete
3241 (OVERRIDE_OPTIONS): Delete definition.
3242 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3243 (ASM_COMMENT_START): Define.
3244 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3246 2009-08-28 Jan Beulich <jbeulich@novell.com>
3248 * configure.ac: For in-tree ld, do a plain version check to
3249 determine whether comdat groups are supported.
3250 * configure: Regenerate.
3252 2009-08-28 Olivier Hainque <hainque@adacore.com>
3254 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3255 always defined. Reflect definition or absence of such for
3256 COLLECT_EXPORT_LIST. Readability helper.
3257 (scanfilter): New enum, to help control what symbols
3258 are to be considered or ignored by scan_prog_file.
3259 (enum pass): Rename as "scanpass", moved together with scanfilter
3260 prior to scan_prog_file's prototype.
3261 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3262 Group prototype with the scanpass/scanfilter definitions, factorize
3263 head comments for the several implementations at the prototype.
3264 (main): Reorganize the first pass link control to let AIX
3265 drag only the needed frame tables in executables. Prevent
3266 frame tables collection during the scan aimed at static ctors.
3267 Pre-link and scan for frame tables later to compensate.
3268 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3269 A C statement to issue assembly directives that create a reference
3270 to the given DWARF table identifier label from the current function
3272 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3273 to differentiate first time section entry. Only emit a .data
3274 tables start identifier label the first time around.
3275 (switch_to_frame_table_section): New function. Helper for
3276 output_call_frame_info to switch possibly BACK into the eh_frame
3277 or the debug_frame section depending on FOR_EH.
3278 (output_call_frame_info): Use helper to first enter the proper
3280 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3281 emit a link to the frame table start label from each function
3283 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3284 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3285 * config/rs6000/rs6000-protos.h: Declare it.
3286 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3288 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3290 * config/sh/sh.c (split_branches): Check the result of
3293 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3295 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3296 using -pthread -fopenmp
3298 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3300 * doc/service.texi (service directory): Update URL.
3302 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3304 PR rtl-optimization/40861
3305 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3306 extract word from a multi-word subreg for negative byte positions.
3308 2009-08-27 Tristan Gingold <gingold@adacore.com>
3309 Douglas B Rupp <rupp@gnat.com>
3311 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3312 (SECTION_VMS_OVERLAY): Define.
3313 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3315 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3317 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3318 common_object declarations.
3319 (ia64_section_type_flags): Set section flag for common_object.
3320 * config/ia64/ia64-protos.h
3321 (ia64_vms_output_aligned_decl_common): Declare.
3322 (ia64_vms_elf_asm_named_section): Declare.
3324 2009-08-27 Michael Matz <matz@suse.de>
3326 * expr.c (expand_expr_real_2): New function taking exploded
3327 unary or binary expression, split out from ...
3328 (expand_expr_real_1): ... here. Move over all unary/binary
3329 switch parts to above function, in particular these codes:
3330 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3331 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3332 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3333 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3334 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3335 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3336 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3337 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3338 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3339 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3340 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3341 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3342 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3343 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3344 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3345 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3346 VEC_PACK_FIX_TRUNC_EXPR.
3347 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3350 2009-08-27 Richard Guenther <rguenther@suse.de>
3352 * gengtype.c (main): Handle uint64_t.
3353 * ipa-utils.c (get_base_var): Indent properly.
3354 * tree-ssa-live.c (debug_scope_block): New function.
3355 * tree-flow.h (debug_scope_block): Declare.
3356 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3357 * basic-block.h (enum profile_status): Rename to
3358 enum profile_status_d.
3359 (x_profile_status): Adjust type.
3361 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3364 * dwarf2out.c (get_context_die): Declare this static function.
3365 (gen_type_die_with_usage): Make sure a DIE is a generated for
3366 the context of a typedef.
3368 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3370 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3373 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3375 * config/mips/mips-protos.h (mips_output_sync): Declare.
3376 (mips_sync_loop_insns): Likewise.
3377 (mips_output_sync_loop): Replace first two parameters with an rtx.
3378 * config/mips/mips.c (mips_multi_member): New structure.
3379 (mips_multi_members): New variable.
3380 (mips_multi_start): New function.
3381 (mips_multi_add): Likewise.
3382 (mips_multi_add_insn): Likewise.
3383 (mips_multi_add_label): Likewise.
3384 (mips_multi_last_index): Likewise.
3385 (mips_multi_copy_insn): Likewise.
3386 (mips_multi_set_operand): Likewise.
3387 (mips_multi_write): Likewise.
3388 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3389 (mips_init_print_operand_punct): Update accordingly.
3390 (mips_start_ll_sc_sync_block): New function.
3391 (mips_end_ll_sc_sync_block): Likewise.
3392 (mips_output_sync): Likewise.
3393 (mips_sync_insn1_template): Likewise.
3394 (mips_sync_insn2_template): Likewise.
3395 (mips_get_sync_operand): Likewise.
3396 (mips_process_sync_loop): Likewise.
3397 (mips_output_sync_loop): Use mips_process_sync_loop.
3398 (mips_sync_loop_insns): New function.
3399 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3400 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3401 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3402 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3403 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3404 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3405 (MIPS_SYNC_OLD_OP_12): Likewise.
3406 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3407 (MIPS_SYNC_NEW_OP_12): Likewise.
3408 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3409 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3410 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3411 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3412 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3413 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3414 * config/mips/mips.md (sync_mem): New attribute.
3415 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3416 (sync_exclusive_mask, sync_required_oldval): Likewise.
3417 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3418 (sync_release_barrier): Likewise.
3419 (length): Handle sync loops.
3420 (sync): Use mips_output_sync.
3421 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
3422 (sync_compare_and_swap<mode>): Set the new sync_* attributes
3423 and use mips_output_sync_loop.
3424 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
3425 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
3426 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
3427 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
3428 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
3429 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
3430 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
3431 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
3432 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
3434 2009-08-26 Richard Guenther <rguenther@suse.de>
3437 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
3438 the types to not match.
3439 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
3441 * tree-ssa.c (useless_type_conversion_p): Conversions to
3442 pointers to unprototyped functions are useless.
3444 2009-08-26 Richard Guenther <rguenther@suse.de>
3446 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
3447 whole-program condition, prepare to be called for non-globals.
3448 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
3449 params build a representative with known type and track its fields.
3451 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
3453 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
3454 clearing by a taken branch.
3455 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
3456 effectively after bbro pass.
3457 (sync_nand<mode>): Ditto.
3458 (sync_old_<fetchop_name><mode>): Ditto.
3459 (sync_old_nand<mode>): Ditto.
3460 (sync_new_<fetchop_name><mode>): Dito.
3461 (sync_new_nand<mode>): Ditto.
3462 (sync_compare_and_swap<mode>_1): Ditto.
3463 (*sync_compare_and_swap<mode>): Ditto.
3464 (sync_lock_test_and_set<mode>_1): Ditto.
3465 ("sync_lock_test_and_set<mode>): Ditto.
3467 2009-08-25 Douglas B Rupp <rupp@gnat.com>
3469 * hwint.h (HOST_LONG_FORMAT): New macro
3470 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
3471 Use HOST_PTR_PRINTF.
3472 * system.h (HOST_PTR_PRINTF): Resurrect old macro
3473 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
3474 (HOST_PTR_PRINTF): Document.
3476 2009-08-25 Jan Hubicka <jh@suse.cz>
3478 * config/i386/bmmintrin.h: Replace by #error.
3481 Michael Meissner <michael.meissner@amd.com>
3482 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3483 Tony Linthicum <tony.linthicum@amd.com>
3485 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3486 (TARGET_ROUND): New macro for the round/ptest instructions which
3487 are shared between SSE4.1 and SSE5.
3488 (OPTION_MASK_ISA_ROUND): Ditto.
3489 (OPTION_ISA_ROUND): Ditto.
3490 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3491 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3493 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3494 (-mfused-madd): New switch to give users control over whether the
3495 compiler optimizes to use the multiply/add SSE5 instructions.
3497 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
3498 (ix86_handle_option): Turn off 3dnow if -msse5.
3499 (override_options): Add SSE5 support.
3500 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3502 (ix86_expand_sse_movcc): Add SSE5 support.
3503 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3504 vector type to the next largest size.
3505 (ix86_expand_sse5_pack): New function to use pperm to pack a
3506 vector type to the next smallest size.
3507 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3508 (IX86_BUILTIN_FMADDSD): Ditto.
3509 (IX86_BUILTIN_FMADDPS): Ditto.
3510 (IX86_BUILTIN_FMADDPD): Ditto.
3511 (IX86_BUILTIN_FMSUBSS): Ditto.
3512 (IX86_BUILTIN_FMSUBSD): Ditto.
3513 (IX86_BUILTIN_FMSUBPS): Ditto.
3514 (IX86_BUILTIN_FMSUBPD): Ditto.
3515 (IX86_BUILTIN_FNMADDSS): Ditto.
3516 (IX86_BUILTIN_FNMADDSD): Ditto.
3517 (IX86_BUILTIN_FNMADDPS): Ditto.
3518 (IX86_BUILTIN_FNMADDPD): Ditto.
3519 (IX86_BUILTIN_FNMSUBSS): Ditto.
3520 (IX86_BUILTIN_FNMSUBSD): Ditto.
3521 (IX86_BUILTIN_FNMSUBPS): Ditto.
3522 (IX86_BUILTIN_FNMSUBPD): Ditto.
3523 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3524 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3525 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3526 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3527 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3528 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3529 (IX86_BUILTIN_PPERM): Ditto.
3530 (IX86_BUILTIN_PERMPS): Ditto.
3531 (IX86_BUILTIN_PERMPD): Ditto.
3532 (IX86_BUILTIN_PMACSSWW): Ditto.
3533 (IX86_BUILTIN_PMACSWW): Ditto.
3534 (IX86_BUILTIN_PMACSSWD): Ditto.
3535 (IX86_BUILTIN_PMACSWD): Ditto.
3536 (IX86_BUILTIN_PMACSSDD): Ditto.
3537 (IX86_BUILTIN_PMACSDD): Ditto.
3538 (IX86_BUILTIN_PMACSSDQL): Ditto.
3539 (IX86_BUILTIN_PMACSSDQH): Ditto.
3540 (IX86_BUILTIN_PMACSDQL): Ditto.
3541 (IX86_BUILTIN_PMACSDQH): Ditto.
3542 (IX86_BUILTIN_PMADCSSWD): Ditto.
3543 (IX86_BUILTIN_PMADCSWD): Ditto.
3544 (IX86_BUILTIN_PHADDBW): Ditto.
3545 (IX86_BUILTIN_PHADDBD): Ditto.
3546 (IX86_BUILTIN_PHADDBQ): Ditto.
3547 (IX86_BUILTIN_PHADDWD): Ditto.
3548 (IX86_BUILTIN_PHADDWQ): Ditto.
3549 (IX86_BUILTIN_PHADDDQ): Ditto.
3550 (IX86_BUILTIN_PHADDUBW): Ditto.
3551 (IX86_BUILTIN_PHADDUBD): Ditto.
3552 (IX86_BUILTIN_PHADDUBQ): Ditto.
3553 (IX86_BUILTIN_PHADDUWD): Ditto.
3554 (IX86_BUILTIN_PHADDUWQ): Ditto.
3555 (IX86_BUILTIN_PHADDUDQ): Ditto.
3556 (IX86_BUILTIN_PHSUBBW): Ditto.
3557 (IX86_BUILTIN_PHSUBWD): Ditto.
3558 (IX86_BUILTIN_PHSUBDQ): Ditto.
3559 (IX86_BUILTIN_PROTB): Ditto.
3560 (IX86_BUILTIN_PROTW): Ditto.
3561 (IX86_BUILTIN_PROTD): Ditto.
3562 (IX86_BUILTIN_PROTQ): Ditto.
3563 (IX86_BUILTIN_PROTB_IMM): Ditto.
3564 (IX86_BUILTIN_PROTW_IMM): Ditto.
3565 (IX86_BUILTIN_PROTD_IMM): Ditto.
3566 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3567 (IX86_BUILTIN_PSHLB): Ditto.
3568 (IX86_BUILTIN_PSHLW): Ditto.
3569 (IX86_BUILTIN_PSHLD): Ditto.
3570 (IX86_BUILTIN_PSHLQ): Ditto.
3571 (IX86_BUILTIN_PSHAB): Ditto.
3572 (IX86_BUILTIN_PSHAW): Ditto.
3573 (IX86_BUILTIN_PSHAD): Ditto.
3574 (IX86_BUILTIN_PSHAQ): Ditto.
3575 (IX86_BUILTIN_FRCZSS): Ditto.
3576 (IX86_BUILTIN_FRCZSD): Ditto.
3577 (IX86_BUILTIN_FRCZPS): Ditto.
3578 (IX86_BUILTIN_FRCZPD): Ditto.
3579 (IX86_BUILTIN_CVTPH2PS): Ditto.
3580 (IX86_BUILTIN_CVTPS2PH): Ditto.
3581 (IX86_BUILTIN_COMEQSS): Ditto.
3582 (IX86_BUILTIN_COMNESS): Ditto.
3583 (IX86_BUILTIN_COMLTSS): Ditto.
3584 (IX86_BUILTIN_COMLESS): Ditto.
3585 (IX86_BUILTIN_COMGTSS): Ditto.
3586 (IX86_BUILTIN_COMGESS): Ditto.
3587 (IX86_BUILTIN_COMUEQSS): Ditto.
3588 (IX86_BUILTIN_COMUNESS): Ditto.
3589 (IX86_BUILTIN_COMULTSS): Ditto.
3590 (IX86_BUILTIN_COMULESS): Ditto.
3591 (IX86_BUILTIN_COMUGTSS): Ditto.
3592 (IX86_BUILTIN_COMUGESS): Ditto.
3593 (IX86_BUILTIN_COMORDSS): Ditto.
3594 (IX86_BUILTIN_COMUNORDSS): Ditto.
3595 (IX86_BUILTIN_COMFALSESS): Ditto.
3596 (IX86_BUILTIN_COMTRUESS): Ditto.
3597 (IX86_BUILTIN_COMEQSD): Ditto.
3598 (IX86_BUILTIN_COMNESD): Ditto.
3599 (IX86_BUILTIN_COMLTSD): Ditto.
3600 (IX86_BUILTIN_COMLESD): Ditto.
3601 (IX86_BUILTIN_COMGTSD): Ditto.
3602 (IX86_BUILTIN_COMGESD): Ditto.
3603 (IX86_BUILTIN_COMUEQSD): Ditto.
3604 (IX86_BUILTIN_COMUNESD): Ditto.
3605 (IX86_BUILTIN_COMULTSD): Ditto.
3606 (IX86_BUILTIN_COMULESD): Ditto.
3607 (IX86_BUILTIN_COMUGTSD): Ditto.
3608 (IX86_BUILTIN_COMUGESD): Ditto.
3609 (IX86_BUILTIN_COMORDSD): Ditto.
3610 (IX86_BUILTIN_COMUNORDSD): Ditto.
3611 (IX86_BUILTIN_COMFALSESD): Ditto.
3612 (IX86_BUILTIN_COMTRUESD): Ditto.
3613 (IX86_BUILTIN_COMEQPS): Ditto.
3614 (IX86_BUILTIN_COMNEPS): Ditto.
3615 (IX86_BUILTIN_COMLTPS): Ditto.
3616 (IX86_BUILTIN_COMLEPS): Ditto.
3617 (IX86_BUILTIN_COMGTPS): Ditto.
3618 (IX86_BUILTIN_COMGEPS): Ditto.
3619 (IX86_BUILTIN_COMUEQPS): Ditto.
3620 (IX86_BUILTIN_COMUNEPS): Ditto.
3621 (IX86_BUILTIN_COMULTPS): Ditto.
3622 (IX86_BUILTIN_COMULEPS): Ditto.
3623 (IX86_BUILTIN_COMUGTPS): Ditto.
3624 (IX86_BUILTIN_COMUGEPS): Ditto.
3625 (IX86_BUILTIN_COMORDPS): Ditto.
3626 (IX86_BUILTIN_COMUNORDPS): Ditto.
3627 (IX86_BUILTIN_COMFALSEPS): Ditto.
3628 (IX86_BUILTIN_COMTRUEPS): Ditto.
3629 (IX86_BUILTIN_COMEQPD): Ditto.
3630 (IX86_BUILTIN_COMNEPD): Ditto.
3631 (IX86_BUILTIN_COMLTPD): Ditto.
3632 (IX86_BUILTIN_COMLEPD): Ditto.
3633 (IX86_BUILTIN_COMGTPD): Ditto.
3634 (IX86_BUILTIN_COMGEPD): Ditto.
3635 (IX86_BUILTIN_COMUEQPD): Ditto.
3636 (IX86_BUILTIN_COMUNEPD): Ditto.
3637 (IX86_BUILTIN_COMULTPD): Ditto.
3638 (IX86_BUILTIN_COMULEPD): Ditto.
3639 (IX86_BUILTIN_COMUGTPD): Ditto.
3640 (IX86_BUILTIN_COMUGEPD): Ditto.
3641 (IX86_BUILTIN_COMORDPD): Ditto.
3642 (IX86_BUILTIN_COMUNORDPD): Ditto.
3643 (IX86_BUILTIN_COMFALSEPD): Ditto.
3644 (IX86_BUILTIN_COMTRUEPD): Ditto.
3645 (IX86_BUILTIN_PCOMEQUB): Ditto.
3646 (IX86_BUILTIN_PCOMNEUB): Ditto.
3647 (IX86_BUILTIN_PCOMLTUB): Ditto.
3648 (IX86_BUILTIN_PCOMLEUB): Ditto.
3649 (IX86_BUILTIN_PCOMGTUB): Ditto.
3650 (IX86_BUILTIN_PCOMGEUB): Ditto.
3651 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3652 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3653 (IX86_BUILTIN_PCOMEQUW): Ditto.
3654 (IX86_BUILTIN_PCOMNEUW): Ditto.
3655 (IX86_BUILTIN_PCOMLTUW): Ditto.
3656 (IX86_BUILTIN_PCOMLEUW): Ditto.
3657 (IX86_BUILTIN_PCOMGTUW): Ditto.
3658 (IX86_BUILTIN_PCOMGEUW): Ditto.
3659 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3660 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3661 (IX86_BUILTIN_PCOMEQUD): Ditto.
3662 (IX86_BUILTIN_PCOMNEUD): Ditto.
3663 (IX86_BUILTIN_PCOMLTUD): Ditto.
3664 (IX86_BUILTIN_PCOMLEUD): Ditto.
3665 (IX86_BUILTIN_PCOMGTUD): Ditto.
3666 (IX86_BUILTIN_PCOMGEUD): Ditto.
3667 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3668 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3669 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3670 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3671 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3672 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3673 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3674 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3675 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3676 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3677 (IX86_BUILTIN_PCOMEQB): Ditto.
3678 (IX86_BUILTIN_PCOMNEB): Ditto.
3679 (IX86_BUILTIN_PCOMLTB): Ditto.
3680 (IX86_BUILTIN_PCOMLEB): Ditto.
3681 (IX86_BUILTIN_PCOMGTB): Ditto.
3682 (IX86_BUILTIN_PCOMGEB): Ditto.
3683 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3684 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3685 (IX86_BUILTIN_PCOMEQW): Ditto.
3686 (IX86_BUILTIN_PCOMNEW): Ditto.
3687 (IX86_BUILTIN_PCOMLTW): Ditto.
3688 (IX86_BUILTIN_PCOMLEW): Ditto.
3689 (IX86_BUILTIN_PCOMGTW): Ditto.
3690 (IX86_BUILTIN_PCOMGEW): Ditto.
3691 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3692 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3693 (IX86_BUILTIN_PCOMEQD): Ditto.
3694 (IX86_BUILTIN_PCOMNED): Ditto.
3695 (IX86_BUILTIN_PCOMLTD): Ditto.
3696 (IX86_BUILTIN_PCOMLED): Ditto.
3697 (IX86_BUILTIN_PCOMGTD): Ditto.
3698 (IX86_BUILTIN_PCOMGED): Ditto.
3699 (IX86_BUILTIN_PCOMFALSED): Ditto.
3700 (IX86_BUILTIN_PCOMTRUED): Ditto.
3701 (IX86_BUILTIN_PCOMEQQ): Ditto.
3702 (IX86_BUILTIN_PCOMNEQ): Ditto.
3703 (IX86_BUILTIN_PCOMLTQ): Ditto.
3704 (IX86_BUILTIN_PCOMLEQ): Ditto.
3705 (IX86_BUILTIN_PCOMGTQ): Ditto.
3706 (IX86_BUILTIN_PCOMGEQ): Ditto.
3707 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3708 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3709 (enum multi_arg_type): New enum for describing the various SSE5
3710 intrinsic argument types.
3711 (bdesc_multi_arg): New table for SSE5 intrinsics.
3712 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3713 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3715 (ix86_expand_builtin): Add SSE5 intrinsic support.
3716 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3717 operand instructions.
3718 (ix86_expand_sse5_multiple_memory): New function to split the
3719 second memory reference from SSE5 instructions.
3720 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3721 (ix86_return_pops_args): Use stdarg_p to determine if the function
3722 has variable arguments.
3723 (ix86_setup_incoming_varargs): Ditto.
3724 (x86_this_parameter): Ditto.
3726 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3728 (ix86_expand_sse5_pack): Ditto.
3729 (ix86_sse5_valid_op_p): Ditto.
3730 (ix86_expand_sse5_multiple_memory): Ditto.
3732 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3733 constant for SSE5 support.
3734 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3735 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3736 (UNSPEC_SSE5_PERMUTE): Ditto.
3737 (UNSPEC_SSE5_ASHIFT): Ditto.
3738 (UNSPEC_SSE5_LSHIFT): Ditto.
3739 (UNSPEC_FRCZ): Ditto.
3740 (UNSPEC_CVTPH2PS): Ditto.
3741 (UNSPEC_CVTPS2PH): Ditto.
3742 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3744 (COM_FALSE_S): Ditto.
3745 (COM_FALSE_P): Ditto.
3746 (COM_TRUE_S): Ditto.
3747 (COM_TRUE_P): Ditto.
3748 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3749 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3751 (memory attribute): Ditto.
3752 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3753 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3754 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3755 (floor<mode>2): Ditto.
3756 (ceil<mode>2): Ditto.
3757 (btrunc<mode>2): Ditto.
3758 (nearbyintdf2): Ditto.
3759 (nearbyintsf2): Ditto.
3760 (sse_setccsf): Disable if SSE5.
3761 (sse_setccdf): Ditto.
3762 (sse5_setcc<mode>): New support for SSE5 conditional move.
3763 (sse5_pcmov_<mode>): Ditto.
3765 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3767 (SSEMODEF2P): Ditto.
3768 (ssemodesuffixf4): New mode attribute for SSE5.
3769 (ssemodesuffixf2s): Ditto.
3770 (ssemodesuffixf2c): Ditto.
3771 (sserotatemax): Ditto.
3772 (ssescalarmode): Ditto.
3773 (sse_maskcmpv4sf3): Disable if SSE5.
3774 (sse_maskcmpv2df3): Ditto.
3775 (sse_vmmaskcmpv4sf3): Ditto.
3776 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
3777 (sse5_vmfmadd<mode>4): Ditto.
3778 (sse5_fmsub<mode>4): Ditto.
3779 (sse5_vmfmsub<mode>4): Ditto.
3780 (sse5_fnmadd<mode>4): Ditto.
3781 (sse5_vmfnmadd<mode>4): Ditto.
3782 (sse5_fnmsub<mode>4): Ditto.
3783 (sse5_vmfnmsub<mode>4): Ditto.
3784 (sse5i_fmadd<mode>4): Ditto.
3785 (sse5i_fmsub<mode>4): Ditto.
3786 (sse5i_fnmadd<mode>4): Ditto.
3787 (sse5i_fnmsub<mode>4): Ditto.
3788 (sse5i_vmfmadd<mode>4): Ditto.
3789 (sse5i_vmfmsub<mode>4): Ditto.
3790 (sse5i_vmfnmadd<mode>4): Ditto.
3791 (sse5i_vmfnmsub<mode>4): Ditto.
3792 (mulv16qi3): Add SSE5 support.
3794 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3795 (sse2_mulv4si3): Disable if SSE5.
3796 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3797 (sse4_1_roundps): Ditto.
3798 (sse4_1_roundsd): Ditto.
3799 (sse4_1_roundss): Ditto.
3800 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3802 (sse_maskcmpsf3): Ditto.
3803 (sse_vmmaskcmpv4sf3): Ditto.
3804 (sse2_maskcmpv2df3): Ditto.
3805 (sse2_maskcmpdf3): Ditto.
3806 (sse2_vmmaskcmpv2df3): Ditto.
3807 (sse2_eq<mode>3): Ditto.
3808 (sse2_gt<mode>3): Ditto.
3809 (sse5_pcmov_<mode>): Add SSE5 support.
3810 (vec_unpacku_hi_v16qi): Ditto.
3811 (vec_unpacks_hi_v16qi): Ditto.
3812 (vec_unpacku_lo_v16qi): Ditto.
3813 (vec_unpacks_lo_v16qi): Ditto.
3814 (vec_unpacku_hi_v8hi): Ditto.
3815 (vec_unpacks_hi_v8hi): Ditto.
3816 (vec_unpacku_lo_v8hi): Ditto.
3817 (vec_unpacks_lo_v8hi): Ditto.
3818 (vec_unpacku_hi_v4si): Ditto.
3819 (vec_unpacks_hi_v4si): Ditto.
3820 (vec_unpacku_lo_v4si): Ditto.
3821 (vec_unpacks_lo_v4si): Ditto.
3822 (sse5_pmacsww): New SSE5 intrinsic insn.
3823 (sse5_pmacssww): Ditto.
3824 (sse5_pmacsdd): Ditto.
3825 (sse5_pmacssdd): Ditto.
3826 (sse5_pmacssdql): Ditto.
3827 (sse5_pmacssdqh): Ditto.
3828 (sse5_pmacsdqh): Ditto.
3829 (sse5_pmacsswd): Ditto.
3830 (sse5_pmacswd): Ditto.
3831 (sse5_pmadcsswd): Ditto.
3832 (sse5_pmadcswd): Ditto.
3833 (sse5_pcmov_<move>): Conditional move support on SSE5.
3834 (sse5_phaddbw): New SSE5 intrinsic insn.
3835 (sse5_phaddbd): Ditto.
3836 (sse5_phaddbq): Ditto.
3837 (sse5_phaddwd): Ditto.
3838 (sse5_phaddwq): Ditto.
3839 (sse5_phadddq): Ditto.
3840 (sse5_phaddubw): Ditto.
3841 (sse5_phaddubd): Ditto.
3842 (sse5_phaddubq): Ditto.
3843 (sse5_phadduwd): Ditto.
3844 (sse5_phadduwq): Ditto.
3845 (sse5_phaddudq): Ditto.
3846 (sse5_phsubbw): Ditto.
3847 (sse5_phsubwd): Ditto.
3848 (sse5_phsubdq): Ditto.
3849 (sse5_pperm): Ditto.
3850 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3851 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3852 (sse5_pperm_sign_v8hi_v4si): Ditto.
3853 (sse5_pperm_zero_v8hi_v4si): Ditto.
3854 (sse5_pperm_sign_v4si_v2di): Ditto.
3855 (sse5_pperm_sign_v4si_v2di): Ditto.
3856 (sse5_pperm_pack_v2di_v4si): Ditto.
3857 (sse5_pperm_pack_v4si_v8hi): Ditto.
3858 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3859 (sse5_perm<mode>): New SSE5 intrinsic insn.
3860 (rotl<mode>3): Ditto.
3861 (sse5_rotl<mode>3): Ditto.
3862 (sse5_ashl<mode>3): Ditto.
3863 (sse5_lshl<mode>3): Ditto.
3864 (sse5_frcz<mode>2): Ditto.
3865 (sse5s_frcz<mode>2): Ditto.
3866 (sse5_cvtph2ps): Ditto.
3867 (sse5_cvtps2ph): Ditto.
3868 (sse5_vmmaskcmp<mode>3): Ditto.
3869 (sse5_com_tf<mode>3): Ditto.
3870 (sse5_maskcmp<mode>3): Ditto.
3871 (sse5_maskcmp_uns<mode>3): Ditto.
3872 (sse5_maskcmp_uns2<mode>3): Ditto.
3873 (sse5_pcom_tf<mode>3): Ditto.
3875 * config/i386/predicates.md (sse5_comparison_float_operator):
3876 New predicate to match the comparison operators supported by
3877 the SSE5 com instruction.
3878 (ix86_comparison_int_operator): New predicate to match just the
3879 signed int comparisons.
3880 (ix86_comparison_uns_operator): New predicate to match just the
3881 unsigned int comparisons.
3883 * doc/invoke.texi (-msse5): Add documentation.
3884 (-mfused-madd): Ditto.
3886 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3888 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3890 (x86_64-*-*): Ditto.
3892 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3894 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3895 intrinisics for SSE5.
3897 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3900 * config/i386/mmintrin-common.h: New file, to contain common
3901 instructions between SSE4.1 and SSE5.
3903 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3904 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3905 (gen_regparm_prefix): Ditto.
3907 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3908 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3909 prototype_p to determine if a function is prototyped.
3911 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
3913 * c-common.c (c_common_reswords) add the alignof keyword,
3914 with same RID as __alignof and __alignof__
3916 2009-08-25 Anatoly Sokolov <aesok@post.ru>
3918 * hooks.h (hook_bool_const_int_const_int_true): Declare.
3919 * hooks.c (hook_bool_const_int_const_int_true): New function.
3920 * target.h (struct gcc_target): Add can_eliminate field.
3921 * target-def.h (TARGET_CAN_ELIMINATE): Define.
3922 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
3923 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
3924 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
3925 (elim_table): Revise comment.
3926 * system.h (CAN_ELIMINATE): Poison.
3927 * defaults.h (CAN_ELIMINATE): Remove.
3928 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3930 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
3931 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
3933 (alpha_vms_can_eliminate): Declare as static, change return type to
3935 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
3937 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
3938 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
3939 (arm_can_eliminate): New function.
3941 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
3942 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
3943 (avr_can_eliminate): Declare as static.
3944 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
3946 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
3947 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
3948 (bfin_can_eliminate): New function.
3950 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
3951 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
3952 (crx_can_eliminate): New function.
3954 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
3955 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
3956 (fr30_can_eliminate): New function.
3958 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
3959 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
3960 (frv_can_eliminate): New function.
3962 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
3963 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
3964 (h8300_can_eliminate): New function.
3966 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
3967 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
3968 (i386_can_eliminate): Declare as static, change return type to bool.
3969 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
3971 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
3972 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
3973 (ia64_can_eliminate): New function.
3975 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
3976 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
3977 (iq2000_can_eliminate): New function.
3979 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
3980 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
3981 (m32r_can_eliminate): New function.
3983 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
3984 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
3985 (m68hc11_can_eliminate): New function.
3987 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
3988 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
3989 (m68k_can_eliminate): New function.
3991 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
3992 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
3993 (mep_can_eliminate): New function.
3995 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
3996 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
3997 (mips_can_eliminate): New function.
3999 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4000 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4001 (rs6000_can_eliminate): New function.
4003 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4004 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4005 (s390_can_eliminate): Declare as static.
4006 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4008 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4009 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4010 (score_can_eliminate): New function.
4012 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4013 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4014 (sparc_can_eliminate): Declare as static.
4015 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4017 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4018 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4019 (xstormy16_can_eliminate): New function.
4021 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4022 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4023 (v850_can_eliminate): New function.
4025 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4027 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4028 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4029 (*movdfcc_ext[1234]): Disable for IEEE mode.
4031 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4033 * gimplify.c (prepare_gimple_addressable): New static function.
4034 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4036 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4037 manually fiddling with it.
4039 2009-08-25 Michael Matz <matz@suse.de>
4041 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4042 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4044 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4045 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4046 (do_jump): Split out code for simple binary comparisons into ...
4047 (do_jump_1): ... this, taking the individual operands and code.
4048 Change callers to helper function above accordingly.
4049 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4052 2009-08-25 Michael Matz <matz@suse.de>
4054 * expr.h (struct separate_ops, sepops): New type for passing
4055 around an exploded simple expression.
4056 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4057 Use this structure instead of expression tree.
4058 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4059 expression, only its type.
4060 (expand_vec_cond_expr): Take type and individual operands instead
4062 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4063 expand_vec_shift_expr): Change prototype accordingly.
4064 * tree-vect-stmts.c (vectorizable_condition): Change call of
4065 expand_vec_cond_expr_p to pass only type.
4066 * expr.c (do_store_flags): Change prototype and implementation
4067 to take an exploded expression.
4068 (expand_expr_real_1): New local ops initialized with details
4069 of the full expression. Use it instead of full
4070 expression in calls to do_store_flags, expand_vec_cond_expr,
4071 expand_widen_pattern_expr and expand_vec_shift_expr.
4073 2009-08-25 Michael Matz <matz@suse.de>
4075 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4076 treeop2 initialized with first three operands of the full expression.
4077 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4079 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4081 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4082 (__gthread_objc_condition_allocate): Mark arguments as unused.
4083 (__gthread_objc_condition_deallocate): Likewise.
4084 (__gthread_objc_condition_wait): Likewise.
4085 (__gthread_objc_condition_broadcast): Likewise.
4086 (__gthread_objc_condition_signal): Likewise.
4087 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4088 (__gthread_objc_thread_id): Likewise.
4090 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4093 * tree-pretty-print.c (print_call_name): Print the correct call name
4094 for procedure pointer components.
4096 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4098 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4099 default_promote_function_mode when not VMS.
4101 2009-08-24 Olivier Hainque <hainque@adacore.com>
4103 * convert.c (convert_to_integer): Don't assume an input pointer is
4104 POINTER_SIZE wide. Fetch from the type instead.
4106 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4108 * configure.ac (AC_PREREQ): Bump to 2.64.
4110 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4112 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4113 (process_command): Don't search standard_exec_prefix_1 and
4114 standard_exec_prefix_2.
4116 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4118 * config/arm/arm.c (output_return_instruction): Handle for
4121 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4123 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4125 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4127 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4128 (*arm_movdf_vfp): Likewise.
4130 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4132 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4133 (vashr<mode>3): Rename from ashr<mode>3.
4134 (vlshr<mode>3): Rename from lshr<mode>3.
4136 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4139 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4140 (check_format_info_main): Use scalar_identify_flag.
4141 (check_format_types): Check for scalar size identity if
4142 scalar_identify_flag is set.
4143 (printf_length_specs): Extend by new field.
4144 (asm_fprintf_length_specs): Likewise.
4145 (gcc_diag_length_specs): Likewise.
4146 (scanf_length_specs): Likewise.
4147 (strfmon_length_specs): Likewise.
4148 (gcc_gfc_length_specs): Likewise.
4149 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4150 (ms_printf_flag_specs): Likewise.
4151 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4153 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4156 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4157 (*call_value_pop_1): Ditto.
4158 (*sibcall_pop_1): New insn pattern.
4159 (*sibcall_value_pop_1): Ditto.
4161 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4164 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4167 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4170 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4171 (get_reg_use_in): New function.
4172 (forward_propagate_subreg): Propagate through subreg of zero_extend
4175 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4177 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4178 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4180 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4182 * configure.ac: Remove --with-datarootdir, --with-docdir,
4183 --with-htmldir switches. No need to call AC_SUBST for
4184 datarootdir, docdir, htmldir any more.
4185 * configure: Regenerate.
4186 * doc/install.texi (Configuration): Document --datarootdir,
4187 --docdir, --htmldir, --pdfdir; update documentation for
4188 --infodir, --mandir.
4189 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4192 * aclocal.m4: Regenerate.
4193 * config.in: Regenerate.
4194 * configure: Regenerate.
4196 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4197 Olivier Hainque <hainque@adacore.com>
4199 * config/ia64/ia64.c: Include libfuncs.h.
4200 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4201 (ia64_expand_call): Use reg 25 on VMS.
4202 (ia64_initialize_trampoline): Fix for VMS ABI.
4203 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4204 (ia64_function_arg): Initialize reg 25 on VMS.
4205 Fix OpenVMS ABI issues for varargs.
4206 For OpenVMS, emit the Argument Information register set in the
4207 incoming/sibcall case as well.
4208 (ia64_arg_type): New function.
4209 (ia64_function_arg_advance): Keep track of cum->words.
4210 Fix OpenVMS ABI issues for varargs.
4211 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4212 (ia64_override_options): Set flag_no_common on VMS.
4213 (ia64_init_builtins): Disable FWRITE builtin.
4214 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4215 (ia64_vms_init_libfuncs): Add decc$ routines.
4216 (ia64_vms_valid_pointer_mode): New function.
4217 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4218 (ia64_promote_function_mode): New function
4219 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4220 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4221 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4222 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4223 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4224 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4225 Suppress trailing '#' if VALUE is numeric.
4226 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4227 ia64_promote_function_mode.
4228 (TARGET_VALID_POINTER_MODE): Define.
4230 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4233 * config/rs6000/rs6000.c (rs6000_override_options): Use
4234 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4237 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4238 reporting of vector + decimal/boolean/complex error.
4240 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4242 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4243 __vector double TYPE_DECL.
4245 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4247 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4248 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4249 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4250 to pointer to enum machine_mode. Update all callers as needed.
4252 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4254 * config/alpha/alpha.md (exception_receiver): Emit alternative
4255 GP load sequence if flag_reorder_blocks_and_partition is set.
4256 (*exception_receiver_2): Also enable when
4257 flag_reorder_blocks_and_partition is set.
4259 2009-08-20 Matt Rice <ratmice@gmail.com>
4260 Diego Novillo <dnovillo@google.com>
4262 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4265 2009-08-20 Richard Guenther <rguenther@suse.de>
4267 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4268 * c-tree.h (c_dup_lang_specific_decl): Remove.
4269 (struct lang_decl, struct lang_type): Move definitions ...
4270 * c-lang.h: ... here. New file.
4271 * c-decl.c: Include c-lang.h.
4272 (c_dup_lang_specific_decl): Remove.
4273 * c-typeck.c: Include c-lang.h.
4274 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4275 (c-typeck.o): Likewise.
4276 * c-config-lang.in (gtfiles): Add c-lang.h.
4277 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4280 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4282 * config/alpha/alpha.c (alpha_end_function): Do not clear
4283 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4284 this is now handled in generic code.
4286 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4288 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4289 (s390_z10_fix_long_loop_prediction): New function.
4290 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4291 (s390_reorg): Walk over the INSNs and invoke
4292 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4294 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4296 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4297 "*brx_64bit", "*brx_31bit"): New patterns.
4298 * config/s390/s390.c ('E'): New output modifier.
4300 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4301 Richard Earnshaw <richard.earnshaw@arm.com>
4303 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4304 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4306 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4308 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4310 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4311 for mode mode of operand0 when doing secondary reload for SAR.
4313 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4316 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4317 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4319 2009-08-19 Jason Merrill <jason@redhat.com>
4321 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4322 supported template depth in C++0x.
4324 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4326 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4327 free_after_compilation.
4328 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4329 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4330 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4331 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4332 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4333 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4334 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4336 2009-08-19 Ian Lance Taylor <iant@google.com>
4338 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4339 of (plus (mult (neg B) C) A).
4341 2009-08-18 Michael Matz <matz@suse.de>
4343 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4344 instead of comparing TYPE_MAIN_VARIANT for equality.
4345 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4346 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4347 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4348 * gimplify.c (goa_lhs_expr_p): Ditto and use
4349 STRIP_USELESS_TYPE_CONVERSION.
4351 2009-08-18 Michael Matz <matz@suse.de>
4353 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4354 first field in a struct.
4355 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4357 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4359 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4360 locators before emit_insn is called. Remove assert that
4362 (alpha_end_function): Clear crtl->emit structure and free insn
4363 locators if cfun->is_thunk is true.
4365 2009-08-18 Jason Merrill <jason@redhat.com>
4367 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4369 * configure.ac: Test for it.
4370 * configure, config.in: Regenerate.
4371 * doc/install.texi: Document --enable-gnu-unique-object.
4373 2009-08-18 Richard Guenther <rguenther@suse.de>
4376 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4377 pow(x,y*z) only if x is nonnegative.
4379 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4381 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4385 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4386 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4388 2009-08-17 DJ Delorie <dj@redhat.com>
4390 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4391 * config/m32c/prologue.md (epilogue_freit): New.
4393 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4394 (bank_switch_p): Likewise.
4395 (fast_interrupt_p): Likewise.
4396 (interrupt_p): Likewise.
4397 (m32c_conditional_register_usage): Round memregs size up.
4398 (need_to_save): We only need to save $a0 when we use ENTER.
4399 (interrupt_p): Check for fast_interrupt too.
4400 (bank_switch_p): New.
4401 (fast_interrupt_p): New.
4402 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4403 (m32c_emit_prolog): Support bank switching and fast interrupts.
4404 * doc/extend.texi (Function Attributes): Add bank_switch and
4407 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4409 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4410 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4412 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4414 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4415 (menu): Add IA-64/VMS Options.
4416 (IA-64/VMS Options): Likewise.
4418 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4421 * config/mips/mips.md (*lwxs): Use :P for pointer values.
4423 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4425 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
4426 (mips_pop_asm_switch): Likewise.
4427 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
4429 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4430 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
4431 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
4432 (mips_print_operand_punctuation): Use them. Check mips_noreorder
4433 instead of set_noreorder.
4434 (mips_output_function_prologue): Use the new functions.
4435 (mips_output_function_epilogue): Likewise.
4436 (mips_need_noat_wrapper_p): New function, split out from...
4437 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
4438 Use mips_push_asm_switch and mips_pop_asm_switch.
4439 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
4440 and mips_pop_asm_switch.
4441 (ASM_OUTPUT_REG_POP): Likewise.
4442 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
4443 Use mips_pop_asm_switch.
4444 (mips_asm_switch): New structure.
4445 (set_noreorder, set_nomacro): Replace with...
4446 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4447 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
4448 instead of set_nomacro.
4449 (fix_truncsfsi2_macro): Likewise.
4450 (cprestore): Likewise.
4451 (hazard): Use mips_noreorder instead of set_noreorder.
4452 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4454 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
4456 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
4457 from prev_active_insn.
4459 2009-08-16 Anatoly Sokolov <aesok@post.ru>
4461 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
4462 * config/avr/avr.c (avr_override_options): Initialize
4463 avr_current_arch variable.
4464 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
4465 __AVR_HAVE_16BIT_SP__ according to the device type.
4466 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
4468 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
4469 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
4471 2009-08-16 Dodji Seketeli <dodji@redhat.com>
4474 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
4475 generating inlined subroutine die only. We shouldn't be
4476 called for anything else.
4477 (gen_block_die): Don't generate inline subroutine debug info for
4480 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4482 * graphite-poly.c (print_pbb): Print PBB index.
4484 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4487 * graphite-interchange.c (ppl_max_for_le): Moved...
4488 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
4489 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
4490 ppl_Pointset_Powerset_C_Polyhedron_maximize.
4491 * graphite-ppl.h (ppl_max_for_le): Declared.
4493 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
4495 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
4496 supported on all platforms.
4497 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
4498 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
4499 * c-pragma.c: Likewise.
4500 * target-def.h (TARGET_INITIALIZER): Remove
4501 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4502 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4504 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4506 * config/ia64/fde-vms.c: New file.
4507 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
4508 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
4509 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
4510 (uw_frame_state_for): Only register a personality routine if it is
4511 known to be compatible with our expectations.
4512 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
4513 Declare unw_table_entry stack variable and
4514 mod all calls to _Unwind_FindTableEntry to add arg.
4515 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
4516 (_Unwind_FindTableEntry): Add arg to prototype.
4518 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
4520 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
4521 field 'signal_pfs_loc'.
4522 (uw_frame_state_for): Remove duplicate code dealing with leaf
4523 procedures without unwind info.
4524 If in the frame after unwinding through a signal handler, restore
4525 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
4526 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
4527 'pfs_loc' to the AR.PFS location in the signal context; instead
4528 set 'signal_pfs_loc'.
4529 Manually generate the unwind info for the AR.PFS register.
4530 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
4531 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
4532 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
4533 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
4534 instead set 'signal_pfs_loc'.
4535 Remove code preventing the AR.PFS register from being restored
4536 from the signal context.
4538 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4539 Tristan Gingold <gingold@adacore.com>
4541 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
4542 * config/ia64/t-vms: New file.
4543 * config/ia64/vms64.h: New file.
4544 * config/ia64/vms.h: New file.
4545 * config/ia64/vms-crtinit.asm: New file.
4546 * config/ia64/vms_symvec_libgcc_s.opt: New file.
4547 * config/ia64/vms-unwind.h: New file.
4549 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4551 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
4554 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4557 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
4559 * real.h (do_mpc_arg2): ... here.
4560 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
4563 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
4565 * final.c (add_debug_prefix_map): Don't use GC memory for
4566 old_prefix and new_prefix.
4568 2009-08-14 Richard Guenther <rguenther@suse.de>
4570 * ipa-prop.c (compute_complex_pass_through): If we cannot
4571 compute a non-varying offset for IPA_JF_ANCESTOR punt.
4573 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4575 * c-lex.c (c_lex_with_flags): Increase size of local variable
4576 to avoid memory clobber.
4578 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
4581 * config/i386/i386.c (ix86_fp_comparison_strategy):
4582 Only enable/disable sahf at function granularity.
4584 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
4586 PR rtl-optimization/41064
4587 * reload1.c (reload_as_needed): Don't call extract_insn
4588 for known invalid replacements after calling
4589 validate_replace_rtx_group and verify_changes.
4591 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4594 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
4595 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
4596 ix86_expand_fp_vcond.
4597 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
4598 Assert that operation is supported by ix86_expand_int_vcond.
4599 (vcondu<SSEMODE124C8:mode>): Ditto.
4601 2009-08-13 DJ Delorie <dj@redhat.com>
4603 * config/i386/djgpp-stdint.h: New.
4604 * config.gcc (djgpp): Use it.
4606 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
4608 * config/sh/sh.c (sh_override_options): When flag_exceptions or
4609 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
4611 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
4613 * tree-ssa-loop-prefetch.c
4614 (prune_ref_by_group_reuse): Enhance probabilistic analysis
4615 for long-stride pruning.
4616 (compute_miss_rate): New function to compute the probability
4617 that two memory references access different cache lines.
4619 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
4621 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
4623 2009-08-13 Richard Guenther <rguenther@suse.de>
4626 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
4627 use the constant pointer type.
4628 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
4629 of CV qualifiers on the target pointer type.
4630 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
4631 conversion check before restrict check.
4633 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4636 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
4638 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4640 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
4642 2009-08-12 Richard Guenther <rguenther@suse.de>
4644 PR tree-optimization/41011
4645 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
4646 and reference constructing.
4648 2009-08-12 Xinliang David Li <davidxl@google.com>
4650 PR tree-optimization/41012
4651 * tree-flow.h : New external interface.
4652 * gimple-low.c (check_call_arg): Change to public function.
4653 Remove argument mismatch check in lowering.
4654 * tree-inline.h (tree_can_inline_p): Interface change.
4655 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
4657 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
4658 Call change to tree_can_inline_p function.
4659 (cgraph_decide_inlining_incrementally): Ditto.
4661 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
4663 PR tree-optimization/41031
4664 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
4665 on the partition variable rather than promote_mode on the source
4666 type. Assert that the partition variable's type has the same
4667 mode as the source value's.
4669 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
4671 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
4672 for for_return == 2.
4673 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
4675 * calls.c (expand_call): Fix typo.
4676 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
4678 * stmt.c (expand_value_return): Use promote_function_mode to copy out
4680 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
4681 * config/cris/cris.c (cris_promote_function_mode): Likewise.
4682 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
4683 * config/pa/pa.c (pa_promote_function_mode): Likewise.
4685 2009-08-12 Andrew Haley <aph@redhat.com>
4687 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
4689 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4692 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4694 2009-08-12 Richard Guenther <rguenther@suse.de>
4696 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
4697 * gimplify.c (gimplify_modify_expr): Do not use
4698 lang_hooks.types_compatible_p.
4699 * tree-ssa.c (useless_type_conversion_p): For aggregates
4700 just return false if the canonical types differ.
4702 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4705 * sese.c (convert_for_phi_arg): New.
4706 (add_guard_exit_phis): Use convert_for_phi_arg.
4708 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4710 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
4711 unknown subscript upper bounds.
4713 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4714 Pranav Garg <pranav.garg2107@gmail.com>
4716 * graphite-interchange.c (gather_access_strides): Removed.
4717 (ppl_max_for_le): New.
4718 (build_linearized_memory_access): New.
4719 (memory_stride_in_loop): New.
4720 (pbb_interchange_profitable_p): Reimplemented.
4721 * graphite-ppl.h (ppl_new_id_map): New.
4722 (ppl_interchange): New.
4724 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4726 * graphite-interchange.c (compute_subscript): Removed.
4727 (compute_array_size_cstr): Removed.
4728 (compute_array_size_poly): Removed.
4729 (compute_array_size): Removed.
4730 (gather_access_strides_poly): Removed.
4731 (gather_access_strides): Empty.
4733 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4735 * graphite-dependences.c (dependence_polyhedron_1): Replace
4736 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
4737 (graphite_legal_transform_dr): Same.
4738 (graphite_carried_dependence_level_k): Same.
4739 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
4740 Initialize PDR_NB_SUBSCRIPTS.
4741 (print_pdr_access_layout): Replace pdr_nb_subscripts with
4743 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
4744 (PDR_NB_SUBSCRIPTS): New.
4745 (pdr_nb_subscripts): Removed.
4746 (pdr_dim): Simplified.
4747 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
4748 with PDR_NB_SUBSCRIPTS.
4750 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4752 * graphite-interchange.c (compute_array_size): Remove use of
4754 * graphite-poly.c (new_poly_dr): Remove argument data_container.
4755 Do not initialize PDR_DATA_CONTAINER.
4756 (print_pdr): Do not print PDR_DATA_CONTAINER.
4757 * graphite-poly.h (struct poly_dr): Remove data_container field.
4758 (PDR_DATA_CONTAINER): Removed.
4759 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
4761 (build_poly_dr): Same.
4763 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4764 Sebastian Pop <sebastian.pop@amd.com>
4766 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
4767 copy of the dependence polyhedron. Free the temporary objects.
4768 (graphite_carried_dependence_level_k): Free unused objects before
4771 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
4772 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
4773 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
4774 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
4775 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
4777 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4779 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
4780 Early return without analyzing the data dependences if no
4781 transform has been done. Call restore_scattering if the transform
4783 (graphite-interchange.c): Same.
4784 * graphite-poly.c (print_scattering_function): Test for
4786 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
4787 (apply_poly_transforms): Do not gcc_assert that
4788 the transform is legal.
4789 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
4790 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
4791 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
4792 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
4793 * graphite-poly.h (struct poly_scattering): New.
4794 (struct poly_bb): Add original, transformed, and saved fields.
4795 Remove transformed_scattering, original_scattering,
4796 nb_local_variables and nb_scattering_transform fields.
4797 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
4798 (poly_scattering_new): New.
4799 (poly_scattering_free): New.
4800 (poly_scattering_copy): New.
4801 (store_scattering_pbb): New.
4802 (store_scattering): New.
4803 (restore_scattering_pbb): New.
4804 (restore_scattering): New.
4805 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
4806 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
4808 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4810 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
4813 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4815 * Makefile.in (graphite.o): Depends on PREDICT_H.
4816 * graphite.c: Include predict.h.
4817 (graphite_finalize): Call tree_estimate_probability.
4818 * predict.c (predict_loops): Do not call scev_initialize and
4820 (tree_estimate_probability_bb): New.
4821 (tree_estimate_probability): Do not initialize loops: move that
4822 code to the driver. Call tree_estimate_probability_bb.
4823 (tree_estimate_probability_driver): New.
4824 (pass_profile): Use tree_estimate_probability_driver.
4825 * predict.h (tree_estimate_probability): Declared.
4827 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4829 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
4830 * graphite-dependences.c (graphite_legal_transform): Add time to
4831 TV_GRAPHITE_DATA_DEPS.
4832 (dependency_between_pbbs_p): Same.
4833 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
4835 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
4837 PR rtl-optimization/41033
4838 * alias.c (nonoverlapping_component_refs_p): Punt when strict
4839 aliasing is disabled.
4841 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4843 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
4844 si_mask_operand, and_load_operand, low_bitmask_operand,
4845 and_reg_operand, and_operand): New predicates.
4846 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
4847 * config/mips/mips.c (and_operands_ok): New function.
4848 * config/mips/mips-protos.h (and_operands_ok): Declare it.
4849 * config/mips/mips.md (move_type): Add ext_ins and logical.
4850 (type): Handle them.
4851 (and<mode>3): Use and_reg_operand as the second operand's predicate.
4852 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
4853 shift_shift. Remove commutative constraint modifier.
4854 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
4856 (*clear_upper32_dext): Remove define_insn_and_split.
4857 (*clear_upper32): Turn this define_insn_and_split ...
4858 (splitter for ANDing register with 0xffff_ffff): .. into this.
4860 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4862 * combine.c (try_widen_shift_mode): Factor out code to check if an
4863 integer constant is a low-order bitmask from here ...
4864 * rtlanal.c (low_bitmask_len): ... to here.
4865 * rtl.h (low_bitmask_len): Declare.
4867 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
4870 * config/alpha/alpha.md (addsi3): Remove expander.
4871 (addsi3): Rename from *addsi3_internal insn pattern.
4872 (subsi3): Remove expander.
4873 (subsi3): Rename from *subsi3_internal insn pattern.
4875 2009-08-11 Douglas B Rupp <rupp@gnat.com>
4877 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
4880 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
4881 Eric Botcazou <botcazou@adacore.com>
4882 Douglas B Rupp <rupp@gnat.com>
4884 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
4885 that records that fit in 64 bits are returned by immediate value,
4886 as required by OpenVMS Calling Standard.
4887 (function_value): Adjust for above modification.
4888 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
4889 virtual_incoming_args_rtx as base object, not next_arg.
4890 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
4892 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4894 * reload.c (find_reloads_subreg_address): Check the original
4895 req_equiv_mem address to detect the case where an address is
4896 not valid in the outer mode.
4898 2009-08-11 Richard Guenther <rguenther@suse.de>
4901 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
4903 2009-08-10 Douglas B Rupp <rupp@gnat.com>
4905 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
4906 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
4908 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
4909 Douglas B Rupp <rupp@gnat.com>
4911 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
4912 PT_STACK when frame_pointer_needed on OpenVMS.
4913 (alpha_pv_save_size, alpha_using_fp): Remove.
4914 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
4915 with proper processing for PT_NULL.
4916 (alpha_vms_initial_elimination_offset): New function. Support for
4917 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
4918 (alpha_sa_size): Force procedure type to PT_STACK when
4919 frame_pointer_needed on OpenVMS.
4920 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
4921 (alpha_using_fp): Likewise.
4922 (alpha_vms_can_eliminate): Add prototype.
4923 (alpha_vms_initial_elimination_offset): Likewise.
4924 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
4925 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
4927 2009-08-10 Eric Botcazou <botcazou@adacore.com>
4928 Douglas B Rupp <rupp@gnat.com>
4930 * config/alpha/alpha.c (common_object_handler): New function.
4931 (vms_attribute_table): Declare a single attribute "common_object".
4932 (vms_output_aligned_decl_common): New global function.
4933 (SECTION_VMS_OVERLAY): Delete.
4934 (SECTION_VMS_GLOBAL): Likewise.
4935 (SECTION_VMS_INITIALIZE): Likewise.
4936 (vms_asm_named_section): Remove support for above flags.
4937 (vms_section_type_flags): Delete.
4938 (TARGET_SECTION_TYPE_FLAGS): Likewise.
4939 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
4940 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
4941 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
4943 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
4946 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
4947 (sub_ddmmss): Likewise.
4949 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
4952 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
4955 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4958 * reload1.c (reload_as_needed): Use cancel_changes to completely
4959 undo a failed replacement attempt.
4961 2009-08-10 Richard Guenther <rguenther@suse.de>
4964 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
4965 (useless_type_conversion_p): ... here. Require pointer targets
4968 2009-08-10 Dodji Seketeli <dodji@redhat.com>
4971 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
4972 loose the original type of the statement list.
4974 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4976 * config/alpha/alpha.c: Include libfuncs.h
4977 (avms_asm_output_extern): New function.
4978 (alpha_init_libfuncs): Init some decc libfuncs.
4979 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
4980 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
4981 (DO_CRTL_NAMES): Define.
4983 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
4984 (LONG_TYPE_SIZE): Define.
4985 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
4986 (SUBTARGET_SWITCHES): Define malloc64 switch.
4987 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
4988 (MASK_RETURN_ADDR): Define.
4989 doc/invoke.texi (mmalloc64): Document switch.
4991 2009-08-09 Olivier Hainque <hainque@adacore.com>
4992 Douglas B Rupp <rupp@gnat.com>
4994 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
4995 uses_condition_handler.
4996 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
4997 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
4998 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
4999 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5000 (code_for_builtin): New insn codes for the new alpha_builtins.
5001 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5002 (alpha_sa_size): Account for uses_condition_handler.
5003 (alpha_expand_prologue): Likewise.
5004 (alpha_start_function): Likewise.
5005 (alpha_expand_epilogue): Likewise.
5006 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5007 establish/revert expanders.
5008 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5009 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5010 New expander, resorting to the alpha.c associated function.
5011 (builtin_revert_vms_condition_handler): Likewise.
5012 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5013 __gcc_shell_handler, the static VMS condition handler used as
5014 an indirection wrapper to the current dynamically established
5016 * config/alpha/vms-unwind.h: Complete rewrite.
5017 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5018 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5020 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5021 Douglas B Rupp <rupp@gnat.com>
5023 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5024 (alpha_need_linkage): Handle aliases. Return function symbol.
5025 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5026 Use ultimate alias target for the linkage name.
5027 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5028 by alpha_need_linkage for the function symbol.
5029 (setmemdi): Likewise.
5031 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5033 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5034 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5035 (ASM_WEAKEN_LABEL): Define.
5036 (CRT_CALL_STATIC_FUNCTION): Define.
5037 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5038 (ENDFILE_SPEC): Define.
5039 (INIT_SECTION_ASM_OP): Define.
5040 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5041 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5043 (MULTILIB_OSDIRNAMES): Define.
5044 (shlib_version): Define.
5045 (SHLIB_EXT): Define.
5046 (SHLIB_OBJS): Define.
5047 (SHLIB_NAME): Define.
5048 (SHLIB_MULTILIB): Define.
5049 (SHLIB_INSTALL): Define.
5050 (SHLIB_SYMVEC): Define.
5051 (SHLIB_SYMVECX2): Define.
5052 (SHLIB_LINK): Define.
5054 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5056 * config/alpha/alpha.c (alpha_initialize_trampoline):
5057 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5058 (alpha_start_function): Emit transfer address on nested functions
5059 for VMS trampoline call.
5060 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5061 since no longer used.
5062 * config/alpha/vms-tramp.asm: Remove.
5063 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5064 since now only data initialized at runtime.
5066 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5068 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5069 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5070 (MD_EXEC_PREFIX): Remove, no longer used.
5071 (MD_STARTFILE_PREFIX): Likewise.
5072 (INCLUDE_DEFAULTS): Likewise.
5073 * config/alpha/t-vms:
5074 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5076 2009-08-09 Richard Guenther <rguenther@suse.de>
5078 PR tree-optimization/41016
5079 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5080 (operand_precision): Remove.
5081 (integral_operand_p): Likewise.
5082 (recognize_single_bit_test): Adjust.
5084 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5086 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5087 operation overflows. Likewise non-cast unary arithmetic.
5088 If one arm of a conditional expression is always taken,
5089 inhibit evaluation warnings for the other arm. Likewise inhibit
5090 evaluation warnings for the second && or || operand if the first
5091 operand is enough to determine the result.
5092 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5094 (build_binary_op): Prevent duplicate evaluation warnings.
5096 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5098 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5099 and destination have different modes, Use promote_mode to
5100 determine the signedness of the conversion. Assert that the
5101 promoted source mode matches the destination mode. Don't pass
5102 the destination and destination mode to expand_expr if the source
5103 mode is different. Simplify conversion logic.
5105 2009-08-09 Ira Rosen <irar@il.ibm.com>
5107 PR tree-optimization/41008
5108 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5109 from condition only in case it's a comparison. Adjust checks.
5111 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5113 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5114 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5115 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5116 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5117 (dump_cand): Handle them.
5118 (struct iv_cand): New members COST_STEP and AINC_USE.
5119 (stmt_after_increment): Likewise.
5120 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5121 callers changed. Use gimple_uid comparison instead of scanning.
5122 (add_candidate_1): When looking for identical candidates, take
5123 AINC_USE into account. Set it for new candidates.
5124 (force_expr_to_var_cost): Cast target_spill_cost to int.
5125 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5126 All callers changed. Check for availability of autoinc addressing
5127 modes, both in general for a given mode, and in the specific use case.
5128 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5130 (get_computation_cost): Likewise.
5131 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5132 add_autoinc_candidates): New static functions.
5133 (add_candidate): Call add_autoinc_candidates for candidates based on
5135 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5136 (determine_use_iv_cost_address): If we have an autoinc candidate at
5137 the matching use, verify autoinc is possible and subtract the cost
5138 of the candidate's step from the cost.
5139 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5140 member of the candidate.
5141 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5142 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5144 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5146 * config.build (ia64-hp-*vms*): New target.
5147 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5149 * config.gcc (ia64-hp-*vms*): New target.
5150 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5152 * config.host (ia64-hp-*vms*): New target.
5153 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5156 2009-08-08 Richard Guenther <rguenther@suse.de>
5158 PR tree-optimization/40991
5159 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5161 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5163 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5164 mode check. Do truncations in an integer mode.
5165 (force_to_mode): Handle subregs for all mode types. Only do
5166 arithmetic simplifications on integer modes.
5168 2009-08-07 Richard Guenther <rguenther@suse.de>
5170 PR tree-optimization/40999
5171 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5172 (maybe_fold_reference): Lookup constant initializers.
5173 (fold_gimple_assign): Likewise.
5175 2009-08-07 Richard Guenther <rguenther@suse.de>
5177 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5178 that require structural equality defer to the langhook.
5180 2009-08-07 Martin Jambor <mjambor@suse.cz>
5182 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5184 (struct ipa_pass_through_data): New type.
5185 (struct ipa_ancestor_jf_data): New type.
5186 (union jump_func_value): Removed field formal_id, added fields
5187 pass_through and ancestor.
5188 (struct ipa_param_call_note): Changed type of formal_id to int from
5190 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5191 operations jump functions and ancestor jump functions.
5192 (compute_complex_pass_through): New function.
5193 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5194 reflect changes in the jump function strucutre.
5195 (update_jump_functions_after_inlining): Ignore complex pass-through
5196 and ancestor jump functions.
5197 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5198 polynomial pass-through with operation jump functions.
5200 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5202 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5203 fde->dw_fde_begin as begin label instead of hot/cold label.
5204 Use LLSDAC label instead of LLSDA for second section lsda.
5205 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5206 label instead of LLSDA if it is true.
5207 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5209 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5210 SECTION argument. Use it as index into crtl->eh.call_site_record
5212 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5213 use it to determine how to print table entries instead of using
5214 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5215 label instead of normal begin label as base.
5216 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5217 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5218 ensure no EH range spans between sections and that landing pads
5219 are always in the corresponding section.
5220 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5221 for crtl->eh.call_site_record being an array rather than scalar.
5222 (output_one_function_exception_table): New function, copied
5223 from output_function_exception_table. Adjust
5224 dw2_size_of_call_site_table, dw2_output_call_site_table
5225 callers. For SECOND section use *C suffixed labels.
5226 (output_function_exception_table): Call
5227 output_one_function_exception_table and, when doing hot/cold
5228 partitioning, also another time for the second section.
5229 * opts.c: Include except.h.
5230 (decode_options): Allow -freorder-blocks-and-partition with
5231 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5232 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5233 * function.h (struct rtl_eh): Change call_site_record from
5234 scalar into array of 2 elements.
5236 2009-08-07 Martin Jambor <mjambor@suse.cz>
5238 * ipa-prop.c (count_formal_params_1): New function.
5239 (ipa_get_vector_of_formal_parms): New function.
5240 (get_vector_of_formal_parm_types): New function.
5241 (ipa_modify_formal_parameters): New function.
5242 (ipa_modify_call_arguments): New function.
5243 (index_in_adjustments_multiple_times_p): New function.
5244 (ipa_combine_adjustments): New function.
5245 (ipa_dump_param_adjustments): New function.
5246 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5247 (ipa_get_vector_of_formal_parms): Declare.
5248 (ipa_modify_formal_parameters): Declare.
5249 (ipa_modify_call_arguments): Declare.
5250 (ipa_combine_adjustments): Declare.
5251 (ipa_dump_param_adjustments): Declare.
5252 (build_ref_for_offset): Declare.
5253 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5254 * tree-sra.c: Include ipa-prop.c.
5255 (build_ref_for_offset): Make public.
5257 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5259 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5261 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5263 * gcc/doc/extend.texi (__builtin_extract_return_address)
5264 (__builtin_frob_return_address): Document.
5266 2009-08-06 Paul Brook <paul@codesourcery.com>
5268 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5269 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5270 implementation on ARMv6-M.
5272 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5274 * doc/extend.texi (pcs): Document new attribute for ARM.
5276 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5278 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5281 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5283 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5286 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5288 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5290 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5292 Merge ARM/hard_vfp_branch to trunk.
5294 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5296 * arm.c (libcall_eq): New function.
5297 (libcall_hash): New function.
5298 (add_libcall): New function.
5299 (arm_libcall_uses_aapcs_base): New function.
5300 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5301 libcalls using the base PCS.
5302 (arm_init_cumulative_args): Likewise.
5304 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5306 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5307 Use base ABI for conversion libfuncs between HFmode and SFmode.
5309 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5311 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5312 V4SImode as representatives of all 64-bit and 128-bit vector
5313 types. Allow vector types without vector modes.
5314 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5315 without vector modes like BLKmode.
5316 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5317 BLKmode. Avoid unsupported vector modes or TImode moves for
5319 (aapcs_vfp_allocate_return_reg): Likewise.
5320 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5321 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5323 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5325 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5326 (arm_get_pcs_model): Pass attribute arguments to
5327 arm_pcs_from_attribute.
5328 (arm_init_cumulative_args): Use base AAPCS for conversions from
5329 floating-point types to DImode.
5330 (arm_attribute_table): Add pcs attribute.
5331 (arm_handle_pcs_attribute): New.
5332 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5333 conversions from floating-point types to DImode, also declare them
5334 to use base AAPCS and declare functions they call to use base
5335 AAPCS and their RTABI names.
5337 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5339 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5340 -mfloat-abi=hard not being supported for VFP.
5342 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5344 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5345 SYMBOL_REF to hard_libcall_value.
5347 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5348 Richard Earnshaw <rearnsha@arm.com>
5350 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5351 has been put on the stack, all remaining co-processory arguments for
5352 that co-processor also go on the stack.
5354 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5356 * config/arm/arm.c (arm_return_in_memory): Handle returning
5357 vectors of suitable size in registers also for AAPCS case.
5359 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5361 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5363 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5365 ARM Hard-VFP calling convention
5366 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5367 * target.h (gcc_target): Add libcall_value to table of call hooks.
5368 * targhooks.h (default_libcall_value): Default implementation.
5369 * targhooks.c (default_libcall_value): Likewise.
5370 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5371 * optabs.c (expand_unop): Use it.
5372 * expr.h (hard_libcall_value): Pass the function RTX through.
5373 * calls.c (emit_library_call_value_1): Update call to
5375 * explow.c (hard_libcall_value): Use new target hook.
5376 * testsuite/lib/target-supports.exp
5377 (check_effective_target_arm_hard_vfp_ok): New hook.
5378 (check_effective_target_arm_neon_ok): Improve test for neon
5380 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5381 * config/arm/arm.c: Include cgraph.h
5382 (TARGET_FUNCTION_VALUE): Override default hook.
5383 (arm_pcs_default): New variable.
5384 (arm_override_options): Don't fault hard calling convention with VFP.
5385 Add support for AAPCS variants.
5386 (arm_function_value): Make static. Handle AAPCS variants.
5387 (arm_libcall_value): New function.
5388 (arm_apply_result_size): Handle VFP registers in results.
5389 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5391 (pcs_attribute_args): New variable.
5392 (arm_pcs_from_attribute): New function.
5393 (arm_get_pcs_model): New function.
5394 (aapcs_vfp_cum_init): New function.
5395 (aapcs_vfp_sub_candidate): New function.
5396 (aapcs_vfp_is_return_candidate): New function.
5397 (aapcs_vfp_is_call_candidate): New function.
5398 (aapcs_vfp_allocate): New function.
5399 (aapcs_vfp_allocate_return_reg): New function.
5400 (aapcs_vfp_advance): New function.
5401 (aapcs_cp_arg_layout): New variable.
5402 (aapcs_select_call_coproc): New function.
5403 (aapcs_select_return_coproc): New function.
5404 (aapcs_allocate_return_reg): New function.
5405 (aapcs_libcall_value): New function.
5406 (aapcs_layout_arg): New function.
5407 (arm_init_cumulative_args): Initialize AAPCS args data.
5408 (arm_function_arg): Handle AAPCS variants using new interface.
5409 (arm_arg_parital_bytes): Likewise.
5410 (arm_function_arg_advance): New function.
5411 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5412 calling conventions.
5413 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5414 * arm.h (NUM_VFP_ARG_REGS): Define.
5415 (LIBCALL_VALUE): Update.
5416 (FUNCTION_VALUE): Delete.
5417 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5418 (arm_pcs): New enum.
5419 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
5420 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
5421 (FUNCTION_ARG_REGNO_P): Add VFP regs.
5422 * arm-protos.h (arm_function_arg_advance): Add.
5423 (aapcs_libcall_value): Add.
5424 (arm_function_value): Delete.
5426 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
5427 H.J. Lu <hongjiu.lu@intel.com>
5430 * config/i386/i386.c (standard_sse_mode_p): Remove.
5431 (standard_sse_constant_p): Return 2 for integer mode
5432 vector_all_ones_operand when SSE2 is enabled.
5433 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
5434 (ix86_expand_vector_move): Do not check for negative values from
5435 standard_sse_constant_p.
5437 2009-08-06 Richard Guenther <rguenther@suse.de>
5439 * tree-ssa.c (useless_type_conversion_p_1): Make function and
5440 array type comparisons frontend independent.
5441 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
5442 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
5443 out array reference lower bound and element size operands.
5444 (ao_ref_init_from_vn_reference): Properly compute the offset
5445 for ARRAY_RANGE_REF.
5446 (vn_reference_fold_indirect): Fill out array reference lower
5447 bound and element size operands.
5448 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
5449 a non gimple valued reference operand which can happen for
5450 array reference lower bound or element size.
5451 (create_component_ref_by_pieces_1): Properly generate the
5452 element size operand for array references.
5454 2009-08-06 Richard Guenther <rguenther@suse.de>
5456 PR tree-optimization/40964
5457 * tree.c (iterative_hash_host_wide_int): Export.
5458 * tree.h (iterative_hash_host_wide_int): Declare.
5459 * tree-ssa-structalias.c (heapvar_map): New struct.
5460 (heapvar_map_eq): New function.
5461 (heapvar_map_hash): Likewise.
5462 (heapvar_lookup): Adjust.
5463 (heapvar_insert): Likewise.
5464 (make_constraint_from_heapvar): Allow multiple heap variables
5465 per decl at different offsets.
5466 (init_alias_heapvars): Adjust.
5468 2009-08-04 David Daney <ddaney@caviumnetworks.com>
5470 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
5471 * mips_output_sync_loop (mips_output_sync_loop): Only emit
5472 trailing sync if TARGET_SYNC_AFTER_SC.
5474 2009-08-05 David Daney <ddaney@caviumnetworks.com>
5476 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
5477 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
5478 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
5479 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
5480 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5481 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5482 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5483 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
5484 test_and_set_12): Rewrite calls to mips_output_sync_loop.
5485 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
5486 the prototype declaration match the definition.
5487 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
5488 instructions explicitly. Add barrier_before and operands
5490 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
5491 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
5492 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
5493 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5494 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
5495 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
5497 2009-08-05 Andrew Pinski <pinskia@gmail.com>
5499 * tree-ssa-alias.c: Fix intervals to use [) syntax.
5501 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
5502 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5505 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
5508 2009-08-05 Jakub Jelinek <jakub@redhat.com>
5510 PR rtl-optimization/40924
5511 * dse.c (canon_address): Before calling cselib_expand_value_rtx
5512 make sure canon_rtx (mem_address) isn't simpler than
5513 canon_rtx (expanded_mem_address).
5515 2009-08-05 Li Feng <nemokingdom@gmail.com>
5517 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
5519 (build_scop_drs): Build alias set for each SCoP.
5521 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
5523 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
5524 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
5525 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
5526 (MIPS_ARCH_FLOAT_SPEC): Likewise.
5527 (BASE_DRIVER_SELF_SPECS): Likewise.
5529 2009-08-04 Andrew Pinski <pinskia@gmail.com>
5531 * tree-ssa-alias.c: Fix some comment typos.
5533 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
5535 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
5536 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
5538 2009-08-03 Janis Johnson <janis187@us.ibm.com>
5541 * simplify-rtx.c (simplify_binary_operation_1): Disable
5542 simplifications for decimal float operations.
5544 2009-08-03 Jakub Jelinek <jakub@redhat.com>
5547 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
5548 operand of INDIRECT_REF.
5550 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
5552 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
5553 constants referencing TLS symbols.
5555 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5557 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
5558 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
5560 2009-08-03 Richard Guenther <rguenther@suse.de>
5562 * tree.c (make_vector_type): Build a main variant first,
5563 get the canonical one and then build the variant.
5564 * tree-ssa.c (useless_type_conversion_p_1): Handle
5566 (useless_type_conversion_p): Conversions to pointers to
5567 incomplete record types are useless.
5569 2009-08-03 Richard Guenther <rguenther@suse.de>
5571 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
5572 file will be created.
5573 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
5574 * toplev.c (compile_file): Adjust comment.
5576 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
5578 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
5579 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
5580 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5581 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5582 (sh_promote_function_mode): Fix typo.
5584 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
5586 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
5588 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5590 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
5591 declaration arguments.
5593 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
5595 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
5596 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
5597 (ix86_split_ashl): Ditto.
5598 (ix86_expand_vector_init_one_nonzero): Ditto.
5599 (ix86_expand_vector_set): Ditto.
5600 (ix86_expand_reduc_v4sf): Ditto.
5602 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
5604 * explow.c (promote_function_mode): Remove assert.
5605 * config/sh/sh.c (sh_promote_function_mode): Declare.
5607 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5609 * config/pa/pa.c (pa_promote_function_mode): Declare.
5610 Change to static. Fix promote_mode call.
5612 * gthr-dce.h (CONST_CAST2): Define if not defined.
5613 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
5615 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
5617 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
5619 * expr.c (store_constructor): Use promote_decl_mode. Remove
5620 now write-only variable unsignedp.
5621 (expand_expr_real_1): Use promote_decl_mode.
5622 * expr.h (promote_function_mode, promote_decl_mode): New.
5623 (promote_mode): Remove last argument.
5624 * function.c (assign_temp): Drop last argument of promote_mode.
5625 (assign_parm_find_data_types): Use promote_function_mode.
5626 (assign_parm_setup_reg): Likewise.
5627 (expand_function_end): Use promote_function_mode.
5628 * calls.c (initialize_argument_information): Use promote_function_mode.
5629 (precompute_arguments): Use promote_mode instead of checking if
5630 only PROMOTE_FUNCTION_MODE is defined.
5631 (expand_call): When making sibcall decisions, use promote_function_mode.
5632 Below, remove an if for targetm.calls.promote_function_return and
5633 and use promote_function_mode.
5634 (emit_library_call_value_1): Use promote_function_mode, fix bug
5635 where promote_mode was passed FOR_CALL == 0 for a return value in an
5637 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5638 * explow.c (promote_function_mode, promote_decl_mode): New.
5639 (promote_mode): Keep only the FOR_CALL == 0 case.
5640 * combine.c (setup_incoming_promotion): Remove test of
5641 promote_function_args. Use promote_function_mode.
5642 * stmt.c (expand_value_return): Use promote_decl_mode.
5643 (expand_decl): Use promote_decl_mode.
5645 * expr.c (store_constructor): Use promote_decl_mode. Remove
5646 now write-only variable unsignedp.
5647 (expand_expr_real_1): Use promote_decl_mode.
5648 * expr.h (promote_function_mode, promote_decl_mode): New.
5649 (promote_mode): Remove last argument.
5650 * function.c (assign_temp): Drop last argument of promote_mode.
5651 (assign_parm_find_data_types): Use promote_function_mode.
5652 (assign_parm_setup_reg): Likewise.
5653 (expand_function_end): Use promote_function_mode.
5654 * calls.c (initialize_argument_information): Use promote_function_mode.
5655 (precompute_arguments): Use promote_mode instead of checking if
5656 only PROMOTE_FUNCTION_MODE is defined.
5657 (expand_call): When making sibcall decisions, use promote_function_mode.
5658 Below, remove an if for targetm.calls.promote_function_return and
5659 and use promote_function_mode.
5660 (emit_library_call_value_1): Use promote_function_mode, fix bug
5661 where promote_mode was passed FOR_CALL == 0 for a return value in an
5663 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5664 * explow.c (promote_function_mode, promote_decl_mode): New.
5665 (promote_mode): Keep only the FOR_CALL == 0 case.
5666 * combine.c (setup_incoming_promotion): Remove test of
5667 promote_function_args. Use promote_function_mode.
5668 * stmt.c (expand_value_return): Use promote_decl_mode.
5669 (expand_decl): Use promote_decl_mode.
5671 * explow.c (promote_function_mode): Just call the target hook.
5672 * targhooks.c (default_promote_function_mode,
5673 default_promote_function_mode_always_promote): New.
5674 * targhooks.h (default_promote_function_mode,
5675 default_promote_function_mode_always_promote): Declare.
5676 * target.h (promote_function_args, promote_function_return): Remove.
5677 (promote_function_mode): New.
5678 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5679 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5680 (TARGET_PROMOTE_FUNCTION_MODE): New.
5681 (TARGET_CALLS): Adjust.
5682 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
5683 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
5685 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
5686 * config/s390/s390.c (s390_promote_function_mode): ... here,
5687 with pointer handling.
5688 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5689 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5691 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
5692 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
5693 with pointer handling.
5694 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5695 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5697 * config/sh/sh-protos.h (sh_promote_function_mode): New.
5698 * config/sh/sh.c (sh_promote_function_mode): New.
5699 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5700 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5702 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
5703 * config/cris/cris.c (cris_promote_function_mode): ... here.
5704 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5705 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5707 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
5708 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
5709 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5710 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5712 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
5713 * config/arm/arm.c (arm_promote_function_mode): ... here, without
5714 complex type handling.
5715 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5716 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5718 * config/pa/pa.c (pa_promote_function_mode): New.
5719 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5720 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5722 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
5723 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5724 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
5725 * config/xtensa/xtensa.c: Likewise.
5726 * config/stormy16/stormy16.c: Likewise.
5727 * config/iq2000/iq2000.c: Likewise.
5728 * config/rs6000/rs6000.c: Likewise.
5729 * config/picochip/picochip.c: Likewise.
5730 * config/arc/arc.c: Likewise.
5731 * config/mcore/mcore.c: Likewise.
5732 * config/score/score.c: Likewise.
5733 * config/mips/mips.c: Likewise.
5734 * config/bfin/bfin.c: Likewise.
5735 * config/ia64/ia64.c: Likewise (disabled though).
5737 * config/frv/frv.h: Remove pointless remark.
5739 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
5740 TARGET_PROMOTE_FUNCTION_ARGS,
5741 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
5742 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
5744 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
5746 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
5747 -floop-parallelize-all.
5748 * toplev.c (process_options): Rename flag_graphite_force_parallel to
5749 flag_loop_parallelize_all.
5750 * tree-ssa-loop.c (gate_graphite_transforms): Same.
5751 * graphite.c (graphite_transform_loops): Same.
5753 * graphite-poly.c (apply_poly_transforms): Same.
5755 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
5757 PR tree-optimization/40914
5758 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
5759 if set, then check the delta field of the PMF record.
5760 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
5761 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
5762 call is stored in the delta.
5764 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
5766 * config/mips/mips.md (*clear_upper32_dext): New pattern.
5768 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
5770 * config/i386/bsd.h (ASM_BYTE): New define.
5771 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
5772 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
5773 .byte. Use fputs or putc instead of fprintf where appropriate.
5774 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
5775 fputs or putc instead of fprintf where appropriate.
5776 * config/i386/i386elf.h: Ditto.
5777 * config/i386/sysv4.h: Ditto.
5779 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
5780 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
5781 (*tls_global_dynamic_64): Ditto.
5783 2009-07-31 Christian Bruel <christian.bruel@st.com>
5785 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5787 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5789 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
5790 Remove dead code for MINUS.
5792 2009-07-31 Anthony Green <green@moxielogic.com>
5794 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
5796 (moxie_expand_epilogue): Ditto for epilogue.
5797 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
5799 (moxie_function_arg): Ditto.
5800 (moxie_pass_by_reference): Ditto.
5801 (moxie_arg_partial_bytes): Ditto.
5802 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
5803 (FUNCTION_ARG_ADVANCE) Ditto.
5804 (REG_PARM_STACK_SPACE) Ditto.
5805 (FUNCTION_ARG_REGNO_P) Dito.
5807 * config.gcc: Add moxie linux config support.
5808 * gcc/config/moxie/uclinux.h: New file.
5810 2009-07-31 DJ Delorie <dj@redhat.com>
5812 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
5813 (UNSPECV_SP_SWITCH_E): New.
5814 (sp_switch_1): Change to an unspec.
5815 (sp_switch_2): Change to an unspec. Don't use post-inc when we
5817 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
5818 reference the new stack's address
5820 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5822 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
5823 graphite-clast-to-gimple.o, graphite-dependences.o,
5824 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5825 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
5826 (graphite-blocking.o,
5827 graphite-clast-to-gimple.o, graphite-dependences.o,
5828 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5829 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
5830 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
5831 * cfgloop.h (struct loop): Add can_be_parallel field.
5832 * common.opt (fgraphite-identity): Moved up.
5833 (fgraphite-force-parallel): New flag.
5834 * graphite.c: Rewrite.
5835 * graphite.h: Rewrite.
5836 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
5838 * toplev.c (graphite_out_file): New file descriptor.
5839 (graphite_in_file): New.
5840 (process_options): flag_graphite_force_parallel cannot be used without
5842 * tree-ssa-loop.c: Include toplev.h.
5843 (gate_graphite_transforms): Enable flag_graphite for
5844 flag_graphite_force_parallel.
5846 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5848 * ChangeLog.graphite: New.
5849 * graphite-blocking.c: New.
5850 * graphite-clast-to-gimple.c: New.
5851 * graphite-clast-to-gimple.h: New.
5852 * graphite-dependences.c: New.
5853 * graphite-dependences.h: New.
5854 * graphite-interchange.c: New.
5855 * graphite-poly.c: New.
5856 * graphite-poly.h: New.
5857 * graphite-ppl.c: New.
5858 * graphite-ppl.h: New.
5859 * graphite-scop-detection.c: New.
5860 * graphite-scop-detection.h: New.
5861 * graphite-sese-to-poly.c: New.
5862 * graphite-sese-to-poly.h: New.
5866 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5868 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
5869 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
5871 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5873 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
5874 (scev_is_linear_expression): Return false if the evolution is not
5875 affine multivariate.
5877 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5879 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
5880 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
5882 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5884 * tree-data-ref.c (debug_data_references): New.
5885 (debug_data_reference): New.
5886 * tree-data-ref.h (debug_data_references): Declared.
5887 (debug_data_reference): Declared.
5889 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5891 * tree-data-ref.c (stmt_simple_memref_p: Removed.
5892 * tree-data-ref.h (scop_p): Removed.
5893 (struct data_reference): Remove field scop.
5895 (stmt_simple_memref_p): Removed.
5897 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5899 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
5900 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
5903 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5905 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
5907 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5909 * doc/invoke.texi (-fgraphite-identity): Documented.
5911 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5913 * tree-scalar-evolution.c: Fix comment.
5914 (instantiate_scev_1): Return unknow from scev instantiation if the
5915 result is not above instantiate_below.
5917 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5919 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
5920 static anymore. Instantiate the symbols that may have been introduced
5922 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
5925 2009-07-30 DJ Delorie <dj@redhat.com>
5927 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
5928 .vliw directive to VLIW sections.
5930 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5932 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
5934 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
5935 (AUTOHEADER): New variable.
5936 ($(srcdir)/cstamp-h.in): Use it.
5938 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
5939 Pat Haugen <pthaugen@us.ibm.com>
5940 Revital Eres <ERES@il.ibm.com>
5942 * config/rs6000/vector.md (VEC_F): Add VSX support.
5946 (vector_load_<mode>): Ditto.
5947 (vector_store_<mode>): Ditto.
5948 (vector GPR move split): Ditto.
5949 (vec_reload_and_plus_<mptrsize>): Ditto.
5950 (vec_reload_and_reg_<mptrsize>): Ditto.
5951 (add<mode>3): Ditto.
5952 (sub<mode>3): Ditto.
5953 (mul<mode>3): Ditto.
5954 (neg<mode>2): Ditto.
5955 (abs<mode>2): Ditto.
5956 (smin<mode>3): Ditto.
5957 (smax<mode>3): Ditto.
5958 (vector_eq<mode>): Ditto.
5959 (vector_gt<mode>): Ditto.
5960 (vector_ge<mode>): Ditto.
5961 (vector_gtu<mode>): Ditto.
5962 (vector_select_<mode>_uns): Ditto.
5963 (vector_eq_<mode>_p): Ditto.
5964 (vector_gt_<mode>_p): Ditto.
5965 (vector_ge_<mode>_p): Ditto.
5966 (vector_gtu_<mode>_p): Ditto.
5967 (cr6_test_for_zero): Ditto.
5968 (cr6_test_for_zero_reverse): Ditto.
5969 (cr6_test_for_lt): Ditto.
5970 (cr6_test_for_lt_reverse): Ditto.
5971 (xor<mode>3): Ditto.
5972 (ior<mode>3): Ditto.
5973 (and<mode>3): Ditto.
5974 (one_cmpl<mode>2): Ditto.
5975 (nor<mode>2): Ditto.
5976 (andc<mode>2): Ditto.
5977 (float<VEC_int<mode>2): Ditto.
5978 (unsigned_float<VEC_int><mode>2): Ditto.
5979 (fix_trunc<mode><VEC_int>2): Ditto.
5980 (fixuns_trunc<mode><VEC_int>2): Ditto.
5982 (vec_set<mode>): Ditto.
5983 (vec_extract<mode>): Ditto.
5984 (vec_interleave_highv4sf): Ditto.
5985 (vec_interleave_lowv4sf): Ditto.
5986 (vec_realign_load_<mode>): Ditto.
5987 (vec_shl_<mode>): Ditto.
5988 (vec_shr_<mode>): Ditto.
5989 (div<mode>3): New patterns for VSX.
5990 (vec_interleave_highv2df): Ditto.
5991 (vec_interleave_lowv2df): Ditto.
5992 (vec_pack_trunc_v2df): Ditto.
5993 (vec_pack_sfix_trunc_v2df): Ditto.
5994 (vec_pack_ufix_trunc_v2df): Ditto.
5995 (vec_unpacks_hi_v4sf): Ditto.
5996 (vec_unpacks_lo_v4sf): Ditto.
5997 (vec_unpacks_float_hi_v4si): Ditto.
5998 (vec_unpacks_float_lo_v4si): Ditto.
5999 (vec_unpacku_float_hi_v4si): Ditto.
6000 (vec_unpacku_float_lo_v4si): Ditto.
6001 (movmisalign<mode>): Ditto.
6002 (vector_ceil<mode>2): New patterns for vectorizing math library.
6003 (vector_floor<mode>2): Ditto.
6004 (vector_btrunc<mode>2): Ditto.
6005 (vector_copysign<mode>3): Ditto.
6007 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6008 predicate for setting the high bit in each word, used for copysign.
6010 * config/rs6000/ppc-asm.h (f19): Whitespace.
6011 (f32-f63): Define if VSX.
6012 (v0-v31): Define if Altivec.
6013 (vs0-vs63): Define if VSX.
6015 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6017 * config/rs6000/power7.md: New file, provide tuning parameters for
6020 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6021 (rs6000_cpu_cpp_builtins): Ditto.
6022 (altivec_overloaded_builtins): Ditto.
6023 (altivec_resolve_overloaded_builtin): Ditto.
6025 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6026 debug switch to disable vectorizing simple math builtin
6029 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6030 Vectorize simple math builtin functions.
6031 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6032 hook to vectorize math builtins.
6033 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6034 (rs6000_builtin_conversion): Add VSX/power7 support.
6035 (rs6000_builtin_vec_perm): Ditto.
6036 (vsplits_constant): Add support for loading up a vector constant
6037 with just the high bit set in each part.
6038 (rs6000_expand_vector_init): Add VSX/power7 support.
6039 (rs6000_expand_vector_set): Ditto.
6040 (rs6000_expand_vector_extract): Ditto.
6041 (rs6000_emit_move): Ditto.
6042 (bdesc_3arg): Ditto.
6043 (bdesc_2arg): Ditto.
6044 (bdesc_1arg): Ditto.
6045 (rs6000_expand_ternop_builtin): Ditto.
6046 (altivec_expand_builtin): Ditto.
6047 (rs6000_expand_unop_builtin): Ditto.
6048 (rs6000_init_builtins): Ditto.
6049 (altivec_init_builtins): Ditto.
6050 (builtin_function_type): Ditto.
6051 (rs6000_common_init_builtins): Ditto.
6052 (rs6000_handle_altivec_attribute); Ditto.
6053 (rs6000_mangle_type): Ditto.
6054 (rs6000_vector_mode_supported_p): Ditto.
6055 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6058 * config/rs6000/vsx.md: New file for VSX support.
6060 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6061 identifing values with just the most significant bit set.
6062 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6063 vectorized builtins.
6065 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6066 (UNSPEC_VRFIM): Delete.
6067 (splitter for loading up vector with most significant bit): New
6068 splitter for vectorizing copysign.
6069 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6070 vectorizing simple math functions.
6071 (altivec_vrfip): Add support for vectorizing simple math functions.
6072 (altivec_vrfim): Ditto.
6073 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6075 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6076 (power7.md, vsx.md): Include for power7 support.
6077 (copysigndf3): Use VSX instructions if -mvsx.
6078 (negdf2_fpr): Ditto.
6079 (absdf2_fpr): Ditto.
6080 (nabsdf2_fpr): Ditto.
6081 (adddf3_fpr): Ditto.
6082 (subdf3_fpr): Ditto.
6083 (muldf3_fpr): Ditto.
6084 (divdf3_fpr): Ditto.
6085 (fix_truncdfdi2_fpr): Ditto.
6086 (cmpdf_internal1): Ditto.
6087 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6088 (btruncdf2, btruncdf2_fpr): Ditto.
6089 (ceildf2, ceildf2_fpr): Ditto.
6090 (floordf2, floordf2_fpr): Ditto.
6091 (floatdidf2, floatdidf2_fpr): Ditto.
6092 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6093 (fmsubdf4_fpr): Ditto.
6094 (fnmadddf4_fpr_1): Ditto.
6095 (fnmadddf4_fpr_2): Ditto.
6096 (fnmsubdf4_fpr_1): Ditto.
6097 (fnmsubdf4_fpr_2): Ditto.
6098 (fixuns_truncdfdi2): Add expander for VSX support.
6099 (fix_truncdfdi2): Ditto.
6100 (fix_truncdfsi2): Ditto.
6102 (btruncsf2): Whitespace.
6103 (movdf_hardfloat32): Add support for VSX registers.
6104 (movdf_softfloat32): Ditto.
6105 (movdf_hardfloat64): Ditto.
6106 (movdf_hardfloat64_mfpgpr): Ditto.
6107 (movdf_softfloat64): Ditto.
6108 (movti splitters): Add check for vector registers supporting
6109 TImode in the future.
6110 (bpermd): Add power7 bpermd instruction.
6112 * config/rs6000/altivec.h (vec_div): Define if VSX.
6116 (vec_nearbyint): Ditto.
6119 (all predicates): Use the generic builtin function, and not the V4SF
6120 specific function so that the predicates will work with VSX's V2DF.
6124 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6125 Document new VSX functions and types.
6127 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6130 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6131 "wa", and "j" constraints. Modify "v" to talk about Altivec
6132 instead of just vector.
6134 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6137 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6138 location for phi arguments.
6139 (rewrite_update_phi_arguments): Find locations for reaching defs.
6140 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6141 Add location to add_phi_arg calls.
6142 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6143 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6144 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6145 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6146 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6147 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6148 * tree-phinodes.c (make_phi_node): Initialize location.
6149 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6150 (add_phi_arg): Add location parameter.
6151 (remove_phi_arg_num): Move location when moving phi argument.
6152 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6154 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6155 slpeel_update_phi_nodes_for_guard1,
6156 slpeel_update_phi_nodes_for_guard2,
6157 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6158 vect_loop_versioning): Set locations.
6159 * tree-parloops.c (create_phi_for_local_result,
6160 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6161 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6162 * tree-vect-loop.c (get_initial_def_for_induction,
6163 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6165 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6166 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6167 (gimple_phi_arg_set_location): New. Set locus.
6168 (gimple_phi_arg_has_location): New. Check for locus.
6169 (redirect_edge_var_map_location): New. Return locus from var_map.
6170 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6171 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6172 combining PHI arguments.
6173 (cond_store_replacement): Set location.
6174 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6175 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6176 scop_add_exit_phis_edge): Add locations.
6177 * tree-cfgcleanup.c (remove_forwarder_block,
6178 remove_forwarder_block_with_phi): Add locations.
6179 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6180 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6182 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6183 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6184 flush_pending_stmts): Add source location.
6185 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6186 stack to preserve locations.
6187 * tree-vect-stmts.c (vectorizable_load): Add location.
6188 * tree-inline.c (copy_phis_for_bb): Copy locus.
6189 (setup_one_parameter): Add call locus to inlined parameter stmts.
6190 (initialize_inlined_parameters): Pass in call location as parameter
6192 (tree_function_versioning): Pass location to setup_one_parameter.
6193 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6194 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6195 copy and edge lists.
6196 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6197 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6198 locus parameter and override the stmt default if provided.
6199 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6200 elim_graph_add_edge, elim_graph_remove_succ_edge,
6201 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6202 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6203 eliminate_phi): Add locus info in elimination graph for each edge and
6205 (insert_backedge_copies): Copy locus if present.
6206 * tree-flow.h (struct _edge_var_map): Add locus field.
6207 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6208 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6209 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6211 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6213 2009-07-30 Martin Jambor <mjambor@suse.cz>
6215 PR tree-optimization/40570
6216 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6219 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6221 * ssa-loop-manip.c: Include langhooks.h.
6222 (rewrite_phi_with_iv): New.
6223 (rewrite_all_phi_nodes_with_iv): New.
6224 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6225 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6226 * tree-parloops.c (loop_parallel_p): Move out all conditions
6227 except dependency check.
6228 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6229 (gen_parallel_loop): Call canonicalize_loop_ivs without
6230 reduction_list argument.
6231 (build_new_reduction): New.
6232 (gather_scalar_reductions): New.
6233 (try_get_loop_niter): New.
6234 (try_create_reduction_list): New.
6235 (parallleize_loops): Change the parallel conditions check.
6236 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6237 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6239 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6241 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6243 * doc/options.texi (Option properties): Mention new quoting syntax.
6245 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6247 * config/alpha/alpha.c (alpha_start_function):
6248 Handle VMS_DEBUG_MAIN_POINTER
6249 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6250 * doc/invoke.texi: Document -mdebug-main switch.
6252 2009-07-29 Richard Henderson <rth@redhat.com>
6254 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6255 (cgraph_create_edge_including_clones): Likewise.
6256 * tree-inline.c (copy_bb): Operate on the correct edges
6257 when updating the callgraph.
6259 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6261 * config/alpha/vms-cc.c: Deleted.
6262 * config/alpha/vms-ld.c: Deleted.
6263 * config/alpha/t-vms64: Moved to config/vms
6264 * config/alpha/vms-crt0-64.c: Moved to config/vms
6265 * config/alpha/vms-crt0.c: Moved to config/vms
6266 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6267 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6268 * config/alpha/xm-vms.h: Moved to config/vms
6269 * config/alpha/x-vms: Moved to config/vms
6270 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6272 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6273 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6275 * config/vms/t-vms64: Moved here from config/alpha
6276 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6277 (argc,argv,envp): Enforce 32bit malloc'ing.
6278 * config/vms/vms-psxcrt0-64.c: Likewise.
6279 * config/vms/vms-crt0.c: Moved here from config/alpha.
6280 * config/vms/vms-psxcrt0.c: Likewise.
6281 * config/vms/vms-crtl-64.h: New file.
6282 * config/vms/vms-crtl.h: New file.
6283 * config/vms/vms.opt: New file.
6284 * config/vms/xm-vms64.h: New file.
6285 * config/vms/xm-vms.h: Moved here from config/alpha.
6286 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6288 * config/vms/x-vms: Moved here from config/alpha.
6289 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6290 (vms-ld.o, vms-cc.o): Removed.
6291 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6293 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6295 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6296 correct stack (obvious VMS fix).
6298 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6300 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6301 date, version info if VMS_DEBUGGING_INFO defined.
6302 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6303 size, date calculating code moved here.
6305 2009-07-29 Paul Brook <paul@codesourcery.com>
6307 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6310 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6313 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6314 to DImode when generating insq_le insn.
6316 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6318 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6319 New macro set for VMS_DEBUGGGING_INFO.
6320 (AT_string_form): Use it.
6322 2009-07-28 DJ Delorie <dj@redhat.com>
6324 * config/mep/mep.c (vtext_section): New.
6325 (vftext_section): New.
6326 (ftext_section): New.
6327 (mep_select_section): Add support for functions.
6328 (mep_unique_section): Likewise.
6329 (mep_asm_init_sections): Likewise.
6330 (mep_encode_section_info): Remove it from here.
6332 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6334 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6336 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6337 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6339 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6341 * dwarf2out.c (output_file_names): Test new macro
6342 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6343 (add_comp_dir_attribute): Likewise.
6345 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6347 * config/i386/mingw-w64.h (LINK_SPEC): Add
6348 separating space between commands.
6350 2009-07-28 Jan Hubicka <jh@suse.cz>
6352 PR tree-optimization/40759
6353 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6356 2009-07-27 DJ Delorie <dj@redhat.com>
6358 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6359 types are dword-aligned.
6360 (mep_expand_va_start): Likewise.
6362 2009-07-27 Olivier Hainque <hainque@adacore.com>
6363 Douglas B Rupp <rupp@gnat.com>
6365 * convert.c (convert_to_pointer): Don't assume the target
6366 pointer type is POINTER_SIZE long. Fetch its precision instead.
6368 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6370 * system.h (fopen): Undefine if macro.
6372 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6374 * dwarf2out.c (output_cfi_p): Removed.
6375 (output_cfis): New function.
6376 (output_fde): New function, split from output_call_frame_info.
6377 (output_call_frame_info): Use it.
6378 (dwarf2out_switch_text_section): Use output_cfis.
6380 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6382 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6383 TARGET_BI_ARCH is specified without enabling SJLJ.
6384 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6385 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6387 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6389 * arm.md (negdi2): Use DImode if forcing a value into a register.
6391 2009-07-26 Ira Rosen <irar@il.ibm.com>
6393 PR tree-optimization/40801
6394 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6395 of vector operand from the previous copy of vector statement.
6396 Pass the correct definition type value to
6397 vect_get_vec_def_for_stmt_copy().
6399 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6401 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6402 const char ** conversion.
6404 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6406 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6407 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6408 (gcc_unreachable): Invoke __builtin_unreachable() if
6409 !ENABLE_ASSERT_CHECKING.
6411 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6413 PR rtl-optimization/40445
6414 * emit-rtl.c (next_nonnote_insn_bb): New function.
6415 * rtl.h (next_nonnote_insn_bb): Declare new function.
6416 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6417 with no successors that is the successor of the ENTRY_BLOCK.
6418 Continue from the top after removing an empty fallthrough block.
6419 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
6420 of next_nonnote_insn.
6422 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6424 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
6426 2009-07-25 Martin Jambor <mjambor@suse.cz>
6428 * c-common.c (c_common_attribute_table): New element for noclone.
6429 (handle_noclone_attribute): New function. Forward-declare.
6430 * tree-inline.c (tree_versionable_function_p): Check for noclone
6432 * doc/extend.texi (Labels as Values): Document need for noclone.
6433 (Function Attributes): Document noclone attribute.
6435 2009-07-25 Jakub Jelinek <jakub@redhat.com>
6437 PR rtl-optimization/34999
6438 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
6439 and dw_fde_switched_cold_to_hot fields.
6440 (output_cfi_p): New function.
6441 (output_call_frame_info): If fde->dw_fde_switched_sections,
6442 output 2 FDEs instead of one with corrupted header.
6443 (dwarf2out_do_cfi_startproc): New function.
6444 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
6445 and fde->dw_fde_switched_cold_to_hot.
6446 (dwarf2out_switch_text_section): Compute
6447 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
6448 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
6449 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
6450 Otherwise, compute fde->dw_fde_switch_cfi.
6452 2009-07-24 Cary Coutant <ccoutant@google.com>
6454 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
6456 2009-07-24 Cary Coutant <ccoutant@google.com>
6458 * cfghooks.c (split_block): Copy discriminator to new block.
6459 * tree-cfg.c (assign_discriminator): Check location of last
6460 instruction in block as well as first.
6462 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
6464 * config/i386/linux.c: Use fputs or putc instead of fprintf
6466 * config/i386/gas.h: Ditto.
6467 * config/i386/x86-64.h: Ditto.
6468 * config/i386/att.h: Ditto.
6470 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6472 * expmed.c (emit_store_flag): Use a recursive call to optimize the
6475 2009-07-24 Martin Jambor <mjambor@suse.cz>
6477 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
6478 (ipa_push_func_to_list_1): Declare.
6479 (ipa_push_func_to_list): New function.
6481 * ipa-prop.c (ipa_push_func_to_list_1): New function.
6482 (ipa_init_func_list): Call ipa_push_func_to_list_1.
6483 (ipa_push_func_to_list): Removed.
6484 (ipa_pop_func_from_list): Clear node_enqueued flag.
6486 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6488 * config/s390/s390.c (override_options): Default
6489 max-unrolled-insns to 100 for z10 tuning.
6491 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
6493 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
6494 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
6495 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
6496 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
6497 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
6498 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
6499 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
6501 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6503 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
6504 use default set in mingw32.h header.
6505 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
6506 64-bit /mingw/include path.
6507 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
6510 2009-07-23 Neil Vachharajani <nvachhar@google.com>
6512 PR rtl-optimization/40209
6513 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
6515 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6517 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
6518 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
6519 with the rest of string where appropriate. Use fputs or putc
6520 instead of fprintf where appropriate.
6522 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6523 Pat Haugen <pthaugen@us.ibm.com>
6524 Revital Eres <ERES@il.ibm.com>
6526 * config/rs6000/vector.md: New file. Move most of the vector
6527 expander support here from altivec.md to allow for the VSX vector
6528 unit in the future. Add support for secondary_reload patterns.
6529 Rewrite the patterns for vector comparison, and vector comparison
6530 predicate instructions so that the RTL expresses the desired
6531 behavior, instead of using unspec.
6533 * config/rs6000/constraints.md ("f" constraint): Use
6534 rs6000_constraints to hold the precalculated register class.
6535 ("d" constraint): Ditto.
6536 ("wd" constraint): New constraint for VSX.
6537 ("wf" constraint): Ditto.
6538 ("ws" constraint): Ditto.
6539 ("wa" constraint): Ditto.
6540 ("wZ" constraint): Ditto.
6541 ("j" constraint): Ditto.
6543 * config/rs6000/predicates.md (vsx_register_operand): New
6545 (vfloat_operand): New predicate for vector.md.
6546 (vint_operand): Ditto.
6547 (vlogical_operand): Ditto.
6548 (easy_fp_constant): If VSX, 0.0 is an easy constant.
6549 (easy_vector_constant): Add VSX support.
6550 (altivec_indexed_or_indirect_operand): New predicate for
6551 recognizing Altivec style memory references with AND -16.
6553 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
6554 for vector secondary reload support.
6555 (rs6000_vector_reg_class): Delete, replacing it with
6557 (rs6000_vsx_reg_class): Ditto.
6558 (rs6000_constraints): New array to hold the register classes of
6559 each of the register constraints that can vary at runtime.
6560 (builtin_mode_to_type): New static array for builtin function type
6562 (builtin_hash_table): New static hash table for builtin function
6564 (TARGET_SECONDARY_RELOAD): Define target hook.
6565 (TARGET_IRA_COVER_CLASSES): Ditto.
6566 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
6567 registers are 128 bits if VSX memory reference instructions are used.
6568 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
6570 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
6571 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
6572 Print several of the scheduling related parameters.
6573 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
6574 rs6000_constraints instead of rs6000_vector_reg_class. Move
6575 -mdebug=reg code to rs6000_debug_reg_global. Add support for
6576 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
6577 Altivec. Add VSX support. Setup for secondary reload support on
6578 Altivec/VSX registers.
6579 (rs6000_override_options): Make power7 set the scheduling groups
6580 like the power5. Add support for new debug switches to override
6581 the scheduling defaults. Temporarily disable -mcpu=power7 from
6582 setting -mvsx. Add support for debug switches -malways-hint,
6583 -msched-groups, and -malign-branch-targets.
6584 (rs6000_buitlin_conversion): Add support for returning unsigned
6585 vector conversion functions to fix regressions due to stricter
6587 (rs6000_builtin_mul_widen_even): Ditto.
6588 (rs6000_builtin_mul_widen_odd): Ditto.
6589 (rs6000_builtin_vec_perm): Ditto.
6590 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
6591 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
6593 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
6595 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
6596 VSX types for bit operations. Changes to accomidate vector.md.
6597 (bdesc_2arg): Ditto.
6598 (bdesc_1arg): Ditto.
6599 (struct builtin_description_predicates): Rewrite predicate
6600 handling so that RTL describes the operation, instead of passing
6601 the instruction to be used as a string argument.
6602 (bdesc_altivec_preds): Ditto.
6603 (altivec_expand_predicate_builtin): Ditto.
6604 (altivec_expand_builtin): Ditto.
6605 (rs6000_expand_ternop_builtin): Use a switch instead of an if
6606 statement for vsldoi support.
6607 (altivec_expand_ld_builtin): Change to use new names from vector.md.
6608 (altivec_expand_st_builtin): Ditto.
6609 (paired_expand_builtin): Whitespace changes.
6610 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
6611 builtin_mode_to_type table for secondary reload. Call
6612 builtin_function_type to build random builtin functions.
6613 (altivec_init_builtins): Change to use builtin_function_type to
6614 create builtin function types dynamically as we need them.
6615 (builtin_hash_function): New support for hashing the tree types
6616 for builtin function as we need it, rather than trying to build
6617 all of the trees that we need. Add initial preliminary VSX support.
6618 (builtin_function_type): Ditto.
6619 (builtin_function_eq): Ditto.
6620 (builtin_hash_struct): Ditto.
6621 (rs6000_init_builtins): Ditto.
6622 (rs6000_common_init_builtins): Ditto.
6623 (altivec_init_builtins): Ditto.
6624 (rs6000_common_init_builtins): Ditto.
6625 (enum reload_reg_type): New enum for simplifing reg classes.
6626 (rs6000_reload_register_type): Simplify register classes into GPR,
6627 Vector, and other registers. Altivec and VSX addresses in reload.
6628 (rs6000_secondary_reload_inner): Ditto.
6629 (rs6000_ira_cover_classes): New target hook, that returns the
6630 appropriate cover classes, based on -mvsx being used or not.
6631 (rs6000_secondary_reload_class): Add VSX support.
6632 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
6633 (get_vsel_insn): Ditto.
6634 (rs6000_emit_vector_compare): Rewrite vector conditional support
6635 so that where we can, we use RTL operators, instead of blindly use
6637 (rs6000_emit_vector_select): Ditto.
6638 (rs6000_emit_vector_cond_expr): Ditto.
6639 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
6640 (create_TOC_reference): Add -mdebug=addr support.
6641 (emit_frame_save): VSX loads/stores need register indexed addressing.
6643 * config/rs6000/rs6000.md: Include vector.md.
6645 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
6647 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6648 support for V2DI, V2DF in logical, permute, select operations.
6650 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
6651 switch for vsx/power7.
6652 (-mvsx-scalar-memory): Ditto.
6653 (-mvsx-align-128): Ditto.
6654 (-mallow-movmisalign): Ditto.
6655 (-mallow-df-permute): Ditto.
6656 (-msched-groups): Ditto.
6657 (-malways-hint): Ditto.
6658 (-malign-branch-targets): Ditto.
6660 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
6662 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
6663 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
6664 (rs6000_vector_reg_class): Delete.
6665 (rs6000_vsx_reg_class): Ditto.
6666 (enum rs6000_reg_class_enum): New enum for the constraints that
6667 vary based on target switches.
6668 (rs6000_constraints): New array to hold the register class for all
6669 of the register constraints that vary based on the switches used.
6670 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
6671 (enum rs6000_builtins): Add unsigned varients for the builtin
6672 declarations returned by target hooks for expanding multiplies,
6673 select, and permute operations. Add VSX builtins.
6674 (enum rs6000_builtin_type_index): Add entries for VSX.
6675 (V2DI_type_node): Ditto.
6676 (V2DF_type_node): Ditto.
6677 (unsigned_V2DI_type_node): Ditto.
6678 (bool_long_type_node): Ditto.
6679 (intDI_type_internal_node): Ditto.
6680 (uintDI_type_internal_node): Ditto.
6681 (double_type_internal_node): Ditto.
6683 * config/rs6000/altivec.md (whole file): Move all expanders to
6684 vector.md from altivec.md. Rename insn matching functions to be
6686 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
6687 (altivec_vcmp*): Ditto.
6688 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
6689 (VM): New iterator for moves that includes the VSX types.
6690 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
6691 (altivec_vperm_<mode>_uns): New, for unsigned types.
6692 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
6693 (altivec_eq<mode>): Ditto.
6694 (altivec_gt<mode>): Ditto.
6695 (altivec_gtu<mode>): Ditto.
6696 (altivec_eqv4sf): Ditto.
6697 (altivec_gev4sf): Ditto.
6698 (altivec_gtv4sf): Ditto.
6699 (altivec_vcmpbfp_p): Ditto.
6701 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
6703 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
6706 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6709 * config/i386/i386.c (output_387_ffreep): Rewrite to use
6710 ASM_SHORT instead of .word.
6711 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
6712 instead of .word in asm template.
6714 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
6717 * ira-lives.c (bb_has_abnormal_call_pred): New function.
6718 (process_bb_node_lives): Use it.
6720 * ira.c (setup_cover_and_important_classes): Don't setup
6721 ira_important_class_nums. Add cover classes to the end of
6723 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
6725 (find_reg_class_closure): Use reorder_important_classes.
6727 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
6729 * config/i386/i386.c (i386_ira_cover_classes): New function.
6730 (TARGET_IRA_COVER_CLASSES): Redefine.
6732 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
6733 importance of order of cover classes in the array.
6735 2009-07-22 Diego Novillo <dnovillo@google.com>
6737 * tree-pass.h (TDF_EH): Define.
6738 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
6739 contains TDF_EH, print the EH region number holding GS.
6740 * tree-dump.c (dump_options): Add "eh".
6741 * doc/invoke.texi: Document it.
6743 2009-07-22 Doug Kwan <dougkwan@google.com>
6745 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
6747 2009-07-22 Michael Matz <matz@suse.de>
6749 PR tree-optimization/35229
6750 PR tree-optimization/39300
6752 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
6753 (inhibit_phi_insertion): New function.
6754 (insert_into_preds_of_block): Call it for REFERENCEs.
6755 (init_pre): Initialize and finalize scalar evolutions.
6756 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
6758 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
6760 * config/i386/predicates.md (zero_extended_scalar_load_operand):
6761 Use CONST_VECTOR_NUNITS to determine number of elements.
6763 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
6765 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
6766 (U, W): Constraints are now deprecated and will be removed if we
6768 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
6770 ("prefetch"): Add the stcmh instruction for prefetching.
6771 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
6773 (s390_short_displacement): Return always true if compiling for
6774 machines not providing the long displacement facility.
6775 (s390_mem_constraint): Support the new constraint letter Z.
6776 (s390_check_qrst_address): New function.
6778 2009-07-21 DJ Delorie <dj@redhat.com>
6780 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
6783 2009-07-21 Jason Merrill <jason@redhat.com>
6785 * c-common.c (max_tinst_depth): Increase default to 1024.
6787 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6789 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
6790 (vec_unpacku_float_lo_v4si): Ditto.
6792 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6795 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
6796 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
6797 (builtin_description): Add __builtin_ia32_cvtudq2ps.
6798 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
6800 2009-07-21 Jakub Jelinek <jakub@redhat.com>
6802 PR tree-optimization/40813
6803 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
6806 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
6808 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
6809 with a NOP_EXPR if needed.
6811 2009-07-21 Paul Brook <paul@codesourcery.com>
6813 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
6814 Terminate debug dump with newline.
6816 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6818 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
6819 Cast "1" to unsigned HOST_WIDE_INT.
6820 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
6821 deposit length to the maximum length - lsb. Extend length if
6822 HOST_BITS_PER_WIDE_INT is 32.
6824 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6826 * cgraph.h (constant_pool_htab): New function.
6827 (constant_descriptor_tree): Move from varasm.c.
6828 * varasm.c (constant_pool_htab): New function.
6829 (constant_descriptor_tree): Move to cgraph.h.
6831 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6833 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
6835 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
6837 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
6840 2009-07-20 Xinliang David Li <davidxl@google.com>
6842 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
6844 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
6846 * config/mips/mips.md (move_type): Add arith.
6847 (type): Handle arith.
6848 (zero_extendsidi2): Rename this into ...
6849 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
6850 (zero_extendsidi2): New expander.
6851 (*zero_extendsidi2_dext): New pattern.
6853 2009-07-20 Nick Clifton <nickc@redhat.com>
6855 * config.gcc (mips64-*-*): Add definition of tm_defines in order
6856 to set MIPS_ABI_DEFAULT.
6857 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
6859 2009-07-20 Jakub Jelinek <jakub@redhat.com>
6861 * tree-object-size.c (addr_object_size): Handle unions with
6862 array in it as last field of structs in __bos (, 1) as __bos (, 0).
6864 PR tree-optimization/40792
6865 * tree.c (build_function_type_skip_args): Remove bogus assert.
6867 2009-07-20 Jan Hubicka <jh@suse.cz>
6868 Martin Jambor <mjambor@suse.cz>
6870 * cgraph.h (combined_args_to_skip): New field.
6871 * cgraph.c (cgraph_create_virtual_clone): Properly handle
6872 combined_args_to_skip and args_to_skip.
6873 * tree-inline.c (update_clone_info): New function.
6874 (tree_function_versioning): Call update_clone_info.
6875 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
6877 (cgraph_materialize_all_clones): More extensive dumping, working
6878 with combined_args_to_skip rather than args_to_skip.
6880 2009-07-20 Ira Rosen <irar@il.ibm.com>
6882 * tree-vectorizer.h (vectorizable_condition): Add parameters.
6883 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
6884 (get_initial_def_for_reduction): Likewise.
6885 (vectorizable_reduction): Skip the check of first operand in case
6886 of COND_EXPR. Add check that it is outer loop vectorization if
6887 nested cycle was detected. Call vectorizable_condition() for
6888 COND_EXPR. If reduction epilogue cannot be created do not fail for
6889 nested cycles (if it is not double reduction). Assert that there
6890 is only one type in the loop in case of COND_EXPR. Call
6891 vectorizable_condition() to vectorize COND_EXPR.
6892 * tree-vect-stmts.c (vectorizable_condition): Update comment.
6893 Add parameters. Allow nested cycles if called from
6894 vectorizable_reduction(). Use reduction vector variable if provided.
6895 (vect_analyze_stmt): Call vectorizable_reduction() before
6896 vectorizable_condition().
6897 (vect_transform_stmt): Update call to vectorizable_condition().
6899 2009-07-20 Christian Bruel <christian.bruel@st.com>
6901 * config/sh/sh.opt (-mfmovd): Resurrect and document.
6902 * doc/invoke.texi (-mfmovd): Likewise.
6903 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
6905 2009-07-20 Jan Hubicka <jh@suse.cz>
6907 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
6908 when handling SSA name.
6910 2009-07-19 Jan Hubicka <jh@suse.cz>
6912 PR tree-optimization/40676
6913 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
6914 virtual PHIs in empty BBs.
6916 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6918 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
6919 re-expanded the compound use gen_lowpart instead to convert to the
6922 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6924 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
6925 OUTER_CONST arguments.
6926 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
6927 the new wider mode will be masked off.
6928 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
6930 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6932 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
6933 high-order bits are zero.
6935 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6937 * combine.c (simplify_shift_const_1): Split code to determine
6939 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
6940 new bits shifted in are identical to the old sign bit.
6942 2009-07-18 Richard Guenther <rguenther@suse.de>
6945 * gimplify.c (gimplify_call_expr): Reject code using results from
6946 functions returning void.
6948 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
6950 * doc/md.texi: Document the new PowerPC "es" constraint.
6951 Document that "m" can include automodified addresses on this target,
6952 and explain how %U must be used. Extend the "Q" and "Z" documentation
6953 to suggest "es" as well as "m".
6954 * config/rs6000/constraints.md (es): New memory constraint.
6955 (Q, Z): Update strings to match new documentation.
6957 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
6959 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
6960 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
6961 * config/rs6000/predicates.md (volatile_mem_operand): Use
6962 offsettable_nonstrict_memref_p.
6963 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
6964 (*floatunssidf2_internal): Likewise.
6965 (*fix_truncdfsi2_internal): Likewise.
6966 (*fix_trunctfsi2_internal): Likewise.
6968 2009-07-17 Anatoly Sokolov <aesok@post.ru>
6970 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
6972 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6974 2009-07-17 Richard Guenther <rguenther@suse.de>
6977 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
6978 (pass_warn_unused_result): Likewise.
6979 (TODO_set_props): Remove.
6980 * omp-low.c (diagnose_omp_structured_block_errors): Change to
6982 (pass_diagnose_omp_blocks): Define.
6983 * c-decl.c (pop_file_scope): Do not finalize the CU here.
6984 (c_gimple_diagnostics_recursively): Remove.
6985 (finish_function): Do not call it.
6986 (c_write_global_declarations): Continue after errors.
6987 Finalize the CU here.
6988 * c-gimplify.c (c_genericize): Do not gimplify here.
6989 * c-common.c (c_warn_unused_result): Move ...
6990 * tree-cfg.c (do_warn_unused_result): ... here.
6991 (run_warn_unused_result): New function.
6992 (gate_warn_unused_result): New function.
6993 (pass_warn_unused_result): New pass.
6994 * c-common.h (c_warn_unused_result): Remove.
6995 * flags.h (flag_warn_unused_result): Declare.
6996 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
6997 * opts.c (flag_warn_unused_result): Initialize to false.
6998 * toplev.c (compile_file): Add comment.
6999 * omp-low.c (create_omp_child_function): Do not register
7000 the function with the frontend.
7001 (diagnose_omp_structured_block_errors): Prepare to be
7002 called as optimization pass.
7003 (gate_diagnose_omp_blocks): New function.
7004 (pass_diagnose_omp_blocks): New pass.
7005 * cgraph.h (cgraph_optimize): Remove.
7006 (cgraph_analyze_function): Likewise.
7007 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7008 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7009 before their parents here.
7010 (cgraph_finalize_function): Not here.
7011 (cgraph_analyze_function): Gimplify functions here.
7012 (cgraph_finalize_compilation_unit): Continue after errors.
7013 Optimize the callgraph from here.
7014 (cgraph_optimize): Make static.
7015 * langhooks.c (write_global_declarations): Finalize the CU.
7016 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7017 (gimplify_function_tree): Assert we gimplify only once.
7018 Set PROP_gimple_any property.
7019 * tree-nested.c (gimplify_all_functions): New function.
7020 (lower_nested_functions): Gimplify all nested functions.
7021 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7022 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7023 and pass_diagnose_omp_blocks after gimplification. Do not
7024 set TODO_set_props on all_lowering_passes.
7025 (execute_one_pass): Do not handle TODO_set_props.
7026 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7027 (gimplify.o): Add tree-pass.h dependency.
7028 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7029 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7030 (unsave_r): Likewise.
7031 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7034 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7036 * doc/service.texi (Service): Restore previously removed link,
7037 which isn't broken after all.
7039 2009-07-17 Richard Guenther <rguenther@suse.de>
7041 PR tree-optimization/40321
7042 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7043 PHI nodes to the maximal set.
7044 (make_values_for_phi): Add PHI arguments to the maximal set.
7045 (execute_pre): Dump PHI_GEN and the maximal set.
7047 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7050 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7053 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7055 * doc/extend.texi (Nested Functions): Replace broken link with
7057 * doc/service.texi (Service): Remove broken link.
7059 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7062 * builtins.c (expand_builtin_memcmp): Use loc instead of
7063 EXPR_LOCATION (exp).
7064 (expand_builtin_strncmp): Likewise.
7066 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7067 Manuel López-Ibáñez <manu@gcc.gnu.org>
7070 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7071 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7072 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7073 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7074 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7075 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7076 tree-inline.c, c-common.c, c-common.h, gimple.c,
7077 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7078 convert.c: Add location argument to fold_{unary,binary,ternary},
7079 fold_build[123], build_call_expr, build_size_arg,
7080 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7081 fold_build1_initializer, fold_build2_initializer,
7082 fold_build3_initializer, fold_build_call_array,
7083 fold_build_call_array_initializer, fold_single_bit_test,
7084 omit_one_operand, omit_two_operands, invert_truthvalue,
7085 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7086 combine_comparisons, fold_builtin_*, fold_call_expr,
7087 build_range_check, maybe_fold_offset_to_address, round_up,
7090 2009-07-16 Jason Merrill <jason@redhat.com>
7093 * c-common.c (c_common_reswords): Add __is_standard_layout
7095 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7096 * doc/implement-cxx.texi: New.
7097 * doc/gcc.texi: Include it.
7099 2009-07-16 DJ Delorie <dj@redhat.com>
7101 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7102 compares that may be indirectly affected by previous instructions.
7104 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7106 * builtins.c (do_mpc_arg2): New.
7107 (fold_builtin_2): Fold builtin cpow.
7108 * real.h (HAVE_mpc_pow): New.
7110 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7112 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7113 comparison to skip unprofitable schedule
7115 2009-07-16 Simon Baldwin <simonb@google.com>
7117 * gcc.c (option_map): New flag -no-canonical-prefixes.
7118 * (display_help): Print help text for new flag.
7119 * (process_command): Move options translation and language specifics
7120 and handle new flag early. Use it to set a function pointer to a
7121 prefix builder. Replace make_relative_prefix calls with calls to
7122 the function pointed to. Ignore new flag in regular options handling.
7123 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7125 2009-07-15 DJ Delorie <dj@redhat.com>
7127 * config/mep/mep.md (sibcall_internal): Change register to avoid
7129 (sibcall_value_internal): Likewise.
7131 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7133 PR rtl-optimization/40710
7134 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7136 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7138 * config/mips/mips.md (*extenddi_truncate<mode>,
7139 *extendsi_truncate<mode>): Change type attribute to move_type
7140 with shift_shift. Split out code handling exts from here ...
7141 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7143 (*extendhi_truncateqi): Change type attribute to move_type with
7144 shift_shift. Split out code handling exts from here ...
7145 (*extendhi_truncateqi_exts): ... to this new pattern.
7147 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7149 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7150 instead of "and" with inverted sign bit mask value. Use
7151 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7152 Allocate registers only for operand 4 and operand 5.
7154 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7157 * fold-const.c (fold_cond_expr_with_comparison): When folding
7158 < and <= to MIN, make sure the MIN uses the same type as the
7159 comparison's operands.
7161 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7163 * arm.md (ior_xor): New code iterator.
7164 (split for ior/xor with shift and zero-extend): New split pattern.
7165 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7167 2009-07-15 Richard Guenther <rguenther@suse.de>
7169 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7172 2009-07-15 Richard Guenther <rguenther@suse.de>
7175 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7177 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7179 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7180 handle 2.6.30 kernel.
7182 2009-07-15 DJ Delorie <dj@redhat.com>
7184 * config/mep/mep.md (sibcall_internal): Change register to allow
7185 for 24-bit addresses.
7186 (sibcall_value_internal): Likewise.
7188 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7190 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7191 that are enabled/disabled by the flags introduced by a previous patch.
7193 2009-07-14 DJ Delorie <dj@redhat.com>
7195 * config/mep/mep.md (sibcall_internal): Include non-toggling
7197 (sibcall_value_internal): Likewise.
7199 2009-07-14 Taras Glek <tglek@mozilla.com>
7200 Rafael Espindola <espindola@google.com>
7202 * doc/sourcebuild.texi: Document install-plugin target.
7203 * configure.ac: Added install-plugin target to language makefiles.
7204 * configure: Regenerate.
7205 * Makefile.in: (install-plugin): Install more headers,
7206 depend on lang.install-plugin.
7208 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7210 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7213 2009-07-14 DJ Delorie <dj@redhat.com>
7215 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7216 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7217 * config/mep/mep.md (sibcall_internal): Change test from
7218 mep_vliw_mode_match to mep_vliw_jmp_match.
7219 (sibcall_value_internal): Likewise.
7221 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7223 * config/i386/sse.md (copysign<mode>3): New expander.
7224 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7225 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7226 Use ix86_build_const_vector.
7227 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7228 IX86_BUILTIN_CPYSGNPD.
7229 (builtin_description): Add __builtin_ia32_copysignps and
7230 __builtin_ia32_copysignpd.
7231 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7232 and BUILT_IN_COPYSIGNF.
7234 2009-07-13 Jason Merrill <jason@redhat.com>
7236 * builtins.c (can_trust_pointer_alignment): New fn.
7237 (get_pointer_alignment): Factor it out from here.
7238 * tree.h: Declare it.
7240 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7242 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7245 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7249 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7251 2009-07-14 Richard Guenther <rguenther@suse.de>
7252 Andrey Belevantsev <abel@ispras.ru>
7255 * cfgexpand.c (partition_stack_vars): Do not bother to update
7256 alias information when not optimizing.
7258 2009-07-14 Richard Guenther <rguenther@suse.de>
7259 Andrey Belevantsev <abel@ispras.ru>
7261 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7262 (pt_solution_set): Likewise.
7263 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7264 * tree-ssa-structalias.c (pt_solution_set): New function.
7265 * final.c (rest_of_clean_state): Free SSA data structures.
7266 * print-rtl.c (print_decl_name): Remove.
7267 (print_mem_expr): Implement in terms of print_generic_expr.
7268 * alias.c (ao_ref_from_mem): New function.
7269 (rtx_refs_may_alias_p): Likewise.
7270 (true_dependence): Query alias-export info.
7271 (canon_true_dependence): Likewise.
7272 (write_dependence_p): Likewise.
7273 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7275 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7276 (mem_expr_equal_p): Use operand_equal_p.
7277 (set_mem_attributes_minus_bitpos): Do not use
7278 component_ref_for_mem_expr.
7279 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7280 (update_alias_info_with_stack_vars): Likewise.
7281 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7282 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7283 explicitly nor clear stmt operands.
7284 Free the decl-to-pointer map.
7285 * tree-optimize.c (execute_free_datastructures): Do not free
7286 SSA data structures here.
7287 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7288 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7289 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7291 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7293 2009-07-13 DJ Delorie <dj@redhat.com>
7295 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7296 unrolling at the right iteration count.
7298 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7301 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7303 * haifa-sched.c (rank_for_schedule): Introduced flags to
7304 enable/disable individual scheduling heuristics.
7305 * common.opt: Introduced flags to enable/disable individual
7306 heuristics in the scheduler.
7307 * doc/invoke.texi: Introduced flags to enable/disable individual
7308 heuristics in the scheduler.
7310 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7312 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7313 config/i386/mingw-tls.c.
7314 * config/i386/mingw-tls.c: Removed.
7316 2009-07-13 Ira Rosen <irar@il.ibm.com>
7318 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7319 checks access only relevant statements.
7320 (vectorizable_reduction): Likewise.
7322 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7324 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7325 just for 32-bit case.
7327 2009-07-12 Jan Hubicka <jh@suse.cz>
7329 PR tree-optimization/40585
7330 * except.c (expand_resx_expr): When there already is resume
7331 instruction, produce linked list.
7332 (build_post_landing_pads): Assert that resume is empty.
7333 (connect_post_landing_pads): Handle resume lists.
7334 (dump_eh_tree): Dump resume list.
7336 2009-07-12 Ira Rosen <irar@il.ibm.com>
7338 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7339 with additional argument.
7340 * tree-vectorizer.h (enum vect_def_type): Add
7341 vect_double_reduction_def.
7342 (vect_is_simple_reduction): Add argument.
7343 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7345 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7346 vect_is_simple_reduction with additional argument.
7347 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7349 (reduction_code_for_scalar_code): Handle additional codes by
7350 returning ERROR_MARK for them. Fix comment and indentation.
7351 (vect_is_simple_reduction): Fix comment, add argument to specify
7352 double reduction. Detect double reduction.
7353 (get_initial_def_for_induction): Fix indentation.
7354 (get_initial_def_for_reduction): Fix comment and indentation.
7355 Handle double reduction. Create initial definitions that do not
7356 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7357 (vect_create_epilog_for_reduction): Fix comment, add argument to
7358 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7359 epilogue result extraction. Create double reduction phi node and
7360 replace relevant uses.
7361 (vectorizable_reduction): Call vect_is_simple_reduction with
7362 additional argument. Fix indentation. Update epilogue code treatment
7363 according to the changes in reduction_code_for_scalar_code. Check
7364 for double reduction. Call vect_create_epilog_for_reduction with
7365 additional argument.
7366 * tree-vect-stmts.c (process_use): Handle double reduction, update
7368 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7369 (vect_get_vec_def_for_operand): Likewise.
7371 2009-07-12 Danny Smith <dansmister@gmail.com>
7373 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7374 dllexport if !TREE_PUBLIC.
7375 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7377 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7379 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7380 (avr_extra_arch_macro) Remove declatation.
7381 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7382 (avr_extra_arch_macro) Declare as static.
7383 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7385 2009-07-11 Jan Hubicka <jh@suse.cz>
7388 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7390 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7393 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7394 cold_in_std_section bits.
7395 (dwarf2out_begin_prologue): Initialize them.
7396 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7397 if already covered by text_section or cold_text_section range.
7399 PR rtl-optimization/40667
7400 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7401 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7402 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7403 * config/i386/i386.c (ix86_minimum_alignment): New function.
7404 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7405 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7406 * emit-rtl.c (gen_reg_rtx): Likewise.
7407 * function.c (assign_parms): Likewise. If nominal_type needs
7408 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7409 rather than passed_type's alignment.
7412 * function.c (assign_parm_setup_stack): Adjust
7413 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7414 from nominal_mode on big endian.
7416 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7418 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
7420 2009-07-10 DJ Delorie <dj@redhat.com>
7422 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
7424 2009-07-10 Mark Mitchell <mark@codesourcery.com>
7426 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
7428 (thumb2_cbnz): Likewise.
7430 2009-07-10 David Daney <ddaney@caviumnetworks.com>
7433 * config.gcc (supported_defaults): Add synci.
7434 (with_synci): Add validation.
7435 (all_defaults): Add synci.
7436 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
7439 * config/mips/mips.opt (msynci): New option.
7440 * config/mips/mips.c (mips_override_options): Warn on use of
7441 -msynci for targets that do now support it.
7442 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7444 * gcc/doc/invoke.texi (-msynci): Document the new option.
7445 * doc/install.texi (--with-synci): Document the new option.
7447 2009-07-10 Richard Guenther <rguenther@suse.de>
7449 PR tree-optimization/40496
7450 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
7451 the PHI result with a compatible type.
7453 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
7457 * c.opt (Wunused-result): New.
7458 * doc/invoke.texi: Document it.
7459 * c-common.c (c_warn_unused_result): Use it.
7461 2009-07-09 DJ Delorie <dj@redhat.com>
7463 * targhooks.c (default_target_can_inline_p): Rename from
7464 default_target_option_can_inline_p.
7465 * targhooks.h (default_target_can_inline_p): Likewise.
7466 * target-def.h (TARGET_CAN_INLINE_P): Rename from
7467 TARGET_OPTION_CAN_INLINE_P.
7468 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
7469 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
7470 (mep_target_can_inline_p): Rename from
7471 mep_target_option_can_inline_p.
7474 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
7475 registers used to pass vectors.
7477 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
7479 2009-07-09 Tom Tromey <tromey@redhat.com>
7481 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
7482 * config/mmix/mmix.c: Include dwarf2.h.
7483 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
7484 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
7485 * config/sh/sh.c: Include dwarf2.h.
7486 * config/i386/i386.c: Include dwarf2.h.
7487 * Makefile.in (DWARF2_H): Remove 'elf'.
7488 * except.c: Include dwarf2.h.
7489 * unwind-dw2.c: Include dwarf2.h.
7490 * dwarf2out.c: Include dwarf2.h.
7491 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
7492 * unwind-dw2-fde.c: Include dwarf2.h.
7493 * dwarf2asm.c: Include dwarf2.h.
7495 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7497 * haifa-sched.c (insn_finishes_cycle_p): New static function.
7498 (max_issue): Use it.
7499 * sched-int.h (struct sched_info: insn_finishes_block_p): New
7501 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
7502 (region_sched_info): Update.
7503 * sched-ebb.c (ebb_sched_info): Update.
7504 * modulo-sched.c (sms_sched_info): Update.
7505 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
7507 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7509 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
7511 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
7513 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
7515 2009-07-09 Jakub Jelinek <jakub@redhat.com>
7518 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
7519 arg1 with arg01 if arg1 is already INTEGER_CST.
7521 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7523 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
7524 Transform (and (truncate)) into (truncate (and)).
7526 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7528 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
7529 creating LHS paradoxical subregs. Fix surrounding returns to
7530 use NULL_RTX rather than 0.
7532 2009-07-08 DJ Delorie <dj@redhat.com>
7534 * config/mep/mep.c: (mep_option_can_inline_p): New.
7535 (TARGET_OPTION_CAN_INLINE_P): Define.
7537 2009-07-08 Mark Wielaard <mjw@redhat.com>
7540 * dwarf2out.c (add_data_member_location_attribute): When we have
7541 only a constant offset don't emit a new location description using
7542 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
7545 2009-07-08 Richard Henderson <rth@redhat.com>
7548 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
7549 (enum reg_class): Add CLOBBERED_REGS.
7550 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
7551 * config/i386/i386.c (ix86_conditional_register_usage): Moved
7552 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
7553 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
7554 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
7555 force 64-bit sibcalls into R11.
7556 * config/i386/constraints.md (U): New constraint.
7557 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
7558 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
7559 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
7561 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
7563 * basic-block.h (dump_regset, debug_regset): Remove duplicate
7565 * c-objc-common.h (c_initialize_diagnostics): Ditto.
7566 * ebitmap.h (dump_ebitmap): Ditto.
7567 * optabs.h (optab_libfunc): Ditto.
7568 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
7569 * tree-flow.h (vect_can_force_dr_alignment_p,
7570 get_vectype_for_scalar_type): Ditto.
7571 (vectorize_loops): Move prototype to ...
7572 * tree-vectorizer.h: ... here. Also, adjust comment.
7573 (vect_set_verbosity_level): Remove duplicate prototype.
7574 * tree-ssa-loop.c: Include tree-vectorizer.h.
7575 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
7577 2009-07-08 Nick Clifton <nickc@redhat.com>
7579 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
7582 2009-07-08 DJ Delorie <dj@redhat.com>
7584 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
7585 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
7586 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
7588 * config/mep/intrinsics.md: Regenerated.
7589 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
7590 registers when asm() or calls are detected.
7592 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7595 * gimplify.c (gimplify_expr): Propagate no_warning flag when
7597 * gimple (gimple_build_call_from_tree): Likewise.
7598 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
7599 no_warning flag before warning.
7601 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7603 * tree.c (set_expr_locus): Remove.
7604 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
7605 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
7607 * gimplify.c (internal_get_tmp_var): Likewise.
7608 (gimplify_call_expr): Likewise.
7609 (gimplify_one_sizepos): Likewise.
7611 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
7614 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
7615 to variables for debugging purposes.
7617 2009-06-23 Mark Loeser <mark@halcy0n.com>
7620 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
7622 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7624 * pretty-print.c (pp_base_format): Remove %J.
7625 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7626 gcc_cxxdiag_char_table): Likewise.
7627 (init_dynamic_diag_info): Likewise.
7629 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7631 * pretty-print.c (pp_base_format): Remove %H.
7632 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7633 gcc_cxxdiag_char_table): Likewise.
7634 (init_dynamic_diag_info): Likewise.
7635 * config/mep/mep.c (mep_select_section): Likewise.
7637 2009-07-07 Duncan Sands <baldrick@free.fr>
7639 * final.c (pass_clean_state): Give the pass a name.
7640 * passes.c (pass_rest_of_compilation): Likewise.
7641 * tree-optimize.c (pass_all_optimizations): Likewise.
7643 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
7645 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
7646 an extra 'decl' for error_at.
7648 2009-07-07 Jakub Jelinek <jakub@redhat.com>
7651 * tree-tailcall.c (adjust_return_value_with_ops,
7652 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
7653 if it has complex or vector type.
7655 2009-07-07 Olivier Hainque <hainque@adacore.com>
7657 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
7660 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
7662 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
7664 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7666 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
7667 * c-decl.c: Likewise.
7668 * function.c: Likewise.
7669 * varasm.c: Likewise.
7670 * tree-ssa.c: Likewise.
7671 * c-common.c: Likewise.
7672 * tree-cfg.c: Likewise.
7673 * config/spu/spu.c: Likewise.
7674 * config/ia64/ia64.c: Likewise.
7675 * config/v850/v850.c: Likewise.
7677 2009-07-06 DJ Delorie <dj@redhat.com>
7679 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
7680 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
7681 unspecified accesses to control registers.
7682 * config/mep/intrinsics.md: Regenerate.
7683 * config/mep/intrinsics.h: Regenerate.
7684 * config/mep/mep-intrin.h: Regenerate.
7686 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7688 * c-lex.c: Replace %H by an explicit location. Update all calls.
7689 * c-common.c: Likewise.
7690 * c-decl.c: Likewise.
7691 * c-typeck.c: Likewise.
7692 * fold-const.c: Likewise.
7693 * gimplify.c: Likewise.
7695 * tree-cfg.c: Likewise.
7696 * tree-ssa-loop-niter.c: Likewise.
7697 * tree-vrp.c: Likewise.
7698 * value-prof.c: Likewise.
7700 2009-07-06 Diego Novillo <dnovillo@google.com>
7702 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
7703 if it has one. Handle cases where VAR does not have an
7704 annotation or cfun is NULL.
7706 2009-07-06 Diego Novillo <dnovillo@google.com>
7708 * tree.c: Include debug.h.
7709 (initialize_tree_contains_struct): New.
7710 (init_ttree): Call it.
7711 (tree_node_structure_for_code): Factor out of ...
7712 (tree_node_structure): ... here.
7713 * treestruct.def (TS_PHI_NODE): Remove.
7714 (TS_GIMPLE_STATEMENT): Remove.
7716 2009-07-06 Diego Novillo <dnovillo@google.com>
7718 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
7719 (debug_tree_chain): Handle cycles.
7721 2009-07-06 Nick Clifton <nickc@redhat.com>
7722 DJ Delorie <dj@redhat.com>
7724 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7725 __FMOVD_ENABLED__ is defined.
7727 (TARGET_FMOVD): Provide a default definition.
7728 (MASK_FMOVD): Likewise.
7729 (TARGET_CPU_CPP_BUILTINS): Define
7730 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7731 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7732 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
7733 (split for DF load from memory into register): Also handle
7734 MEMs which consist of REG+DISP addressing.
7735 (split for DF store from register to memory): Likewise.
7736 (movsf_ie): Always use single fp_mode.
7737 * config/sh/sh.c (sh_override_options): Do not automatically
7738 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7739 that to the -mfmovd command line switch.
7740 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
7741 (fldi_ok): Always allow.
7742 * config/sh/sh.opt (mfmovd): Remove this switch.
7743 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7745 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
7746 Kaz Kojima <kkojima@gcc.gnu.org>
7748 PR rtl-optimization/30807
7749 * postreload.c (reload_combine): For every new use of REG_SUM,
7750 record the use of BASE.
7752 2009-07-06 Jan Hubicka <jh@suse.cz>
7754 * params.def: Revert my accidental commit at 2009-06-30.
7756 2009-07-04 Ian Lance Taylor <iant@google.com>
7759 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
7761 (mingw_format_attribute_overrides): Likewise.
7763 2009-07-04 Jakub Jelinek <jakub@redhat.com>
7766 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
7767 don't check cfa.reg. Instead of cfa.indirect use
7768 fde && fde->drap_reg != INVALID_REGNUM test.
7770 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
7772 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
7774 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
7777 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
7779 2009-07-03 Richard Guenther <rguenther@suse.de>
7781 PR tree-optimization/40640
7782 * tree-switch-conversion.c (build_arrays): Perform arithmetic
7785 2009-07-03 Jan Hubicka <jh@suse.cz>
7787 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
7788 for size, reduce amount of inlining.
7790 2009-07-03 Richard Guenther <rguenther@suse.de>
7793 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
7794 if t +- x is known to not overflow and the conversion widens the
7796 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
7798 2009-07-03 Jan Hubicka <jh@suse.cz>
7800 * ipa-pure-const.c (analyze): Update loop optimizer init.
7801 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
7802 try_remove_empty_loop, remove_empty_loops): Remove.
7803 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
7804 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
7805 to mark regular loops as neccesary.
7806 (degenerate_phi_p): New function.
7807 (propagate_necessity, remove_dead_phis): Use it.
7808 (forward_edge_to_pdom): Likewise.
7809 (eliminate_unnecessary_stmts): Take care to remove uses of results of
7810 virtual PHI nodes that became unreachable.
7811 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
7812 * tree-flow.h (remove_empty_loops): Remove.
7813 * passes.c (init_optimization_passes): Remove.
7815 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
7817 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
7818 can_create_pseudo_p.
7819 (*fix_trunc<mode>_i387_1): Ditto.
7820 (*floathi<mode>2_1): Ditto.
7821 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
7822 (*fistdi2_1): Ditto.
7823 (*fist<mode>2_1): Ditto.
7824 (frndintxf2_floor): Ditto.
7825 (*fist<mode>2_floor_1): Ditto.
7826 (frndintxf2_ceil): Ditto.
7827 (*fist<mode>2_ceil_1): Ditto.
7828 (frndintxf2_trunc): Ditto.
7829 (frndintxf2_mask_pm): Ditto.
7830 (fxam<mode>2_i387_with_temp): Ditto.
7831 * config/i386/sse.md (mulv16qi3): Ditto.
7832 (*sse2_mulv4si3): Ditto.
7834 (sse4_2_pcmpestr): Ditto.
7835 (sse4_2_pcmpistr): Ditto.
7837 2009-07-03 Jan Hubicka <jh@suse.cz>
7839 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
7840 (mark_stmt_necessary): Set it.
7841 (mark_operand_necessary): Set it.
7842 (mark_control_dependent_edges_necessary): Set it.
7843 (mark_virtual_phi_result_for_renaming): New function.
7844 (get_live_post_dom): New function.
7845 (forward_edge_to_pdom): New function.
7846 (remove_dead_stmt): Fix handling of control dependences.
7847 (tree_dce_init): Init new bitmap.
7848 (tree_dce_done): Free it.
7850 2009-07-02 Richard Guenther <rguenther@suse.de>
7853 * tree-ssa-structalias.c (new_var_info): Initialize
7856 2009-07-02 Jan Hubicka <jh@suse.cz>
7858 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
7861 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
7863 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
7864 instead of recomputing it. Adjust calls.
7865 (emit_store_flag): Adjust recursive calls.
7867 2009-07-02 Richard Guenther <rguenther@suse.de>
7869 * tree-ssa-live.c (remove_unused_locals): Do not remove
7871 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
7872 of DECL_EXTERNAL for HEAP variables.
7873 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
7874 HEAP variables. Do not adjust RESTRICT vars.
7875 (find_what_var_points_to): Nobody cares if something
7878 2009-07-02 Ben Elliston <bje@au.ibm.com>
7880 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
7881 pc_low and pc_high declarations to the top of the function.
7883 2009-07-01 DJ Delorie <dj@redhat.com>
7885 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
7887 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
7888 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
7889 unspecified accesses to control registers.
7890 * config/mep/intrinsics.md: Regenerate.
7891 * config/mep/intrinsics.h: Regenerate.
7892 * config/mep/mep-intrin.h: Regenerate.
7894 2009-07-01 Anthony Green <green@moxielogic.com>
7896 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7897 instruction when possible.
7898 (moxie_expand_prologue): Ditto. Also, save an instruction and
7899 some complexity by popping off of $r12 instead of $sp.
7900 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
7903 2009-07-01 Richard Henderson <rth@redhat.com>
7906 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
7907 contained no insns, reposition note before last insn.
7909 2009-07-01 Richard Henderson <rth@redhat.com>
7912 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
7913 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
7915 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7918 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
7919 darwin9 for printing reg addresses with %y.
7921 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7923 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
7924 truncation from operands in binary operations.
7926 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7929 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
7930 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
7931 subreg of op0 to the original op0.
7933 * expmed.c (store_bit_field_1): Use a temporary as the destination
7934 instead of a paradoxical subreg when we need to truncate the result.
7936 2009-07-01 DJ Delorie <dj@redhat.com>
7938 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
7939 names to VLIW variants.
7940 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
7941 * config/mep/intrinsics.md: Regenerate.
7942 * config/mep/intrinsics.h: Regenerate.
7943 * config/mep/mep-intrin.h: Regenerate.
7945 2009-07-01 Jakub Jelinek <jakub@redhat.com>
7948 * jump.c (returnjump_p): Revert last patch.
7949 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
7951 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7954 * pa.md (casesi32p): Use jump table label to determine the offset
7956 (casesi64p): Likewise.
7958 * pa.c (forward_branch_p): Return bool type. Use instruction
7959 addresses when available. Assert that INSN has a jump label.
7960 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
7963 2009-07-01 Richard Guenther <rguenther@suse.de>
7965 PR tree-optimization/19831
7966 * tree-ssa-dce.c (propagate_necessity): Calls to functions
7967 that only act as barriers do not make any previous stores necessary.
7968 * tree-ssa-structalias.c (handle_lhs_call): Delay making
7969 HEAP variables global, do not add a constraint from nonlocal.
7970 (find_func_aliases): Handle escapes through return statements.
7971 (compute_points_to_sets): Make escaped HEAP variables global.
7973 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
7976 * expmed.c (emit_store_flag): Perform a conversion if necessary,
7977 after reducing a DImode cstore to SImode.
7979 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
7981 * expr.c (expand_expr_real_1): Reinstate fallthrough to
7982 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
7984 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
7986 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
7987 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
7989 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
7990 and umod_optab if TARGET_BSD_DIVMOD.
7991 * config/vax/lib1funcs.asm: New file.
7992 * config/vax/t-linux: New file.
7993 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
7995 2009-06-30 Jakub Jelinek <jakub@redhat.com>
7998 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
7999 to type arguments that have void type.
8002 * dwarf2out.c (gen_formal_parameter_die): Call
8003 equate_decl_number_to_die if node is different from origin.
8005 2009-06-30 Anthony Green <green@moxielogic.com>
8007 Clean up moxie port for --enable-build-with-cxx.
8008 * config/moxie/moxie.c (moxie_function_value): First two
8009 parameters are const_tree, not tree.
8010 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8011 (REG_CLASS_NAMES): Ditto.
8012 (REGNO_REG_CLASS): Ditto.
8013 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8014 (moxie_function_value): Fix constyness of arguments.
8016 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8018 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8019 finalize_size_functions before further processing.
8020 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8021 (variable_size): Call self_referential_size on size expressions
8022 that contain a PLACEHOLDER_EXPR.
8023 (size_functions): New static variable.
8024 (copy_self_referential_tree_r): New static function.
8025 (self_referential_size): Likewise.
8026 (finalize_size_functions): New global function.
8027 * tree.c: Include tree-inline.h.
8028 (push_without_duplicates): New static function.
8029 (find_placeholder_in_expr): New global function.
8030 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8032 <tcc_expression>: Likewise.
8033 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8034 the call in the expression.
8035 * tree.h (finalize_size_functions): Declare.
8036 (find_placeholder_in_expr): Likewise.
8037 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8038 (substitute_placeholder_in_expr): Update comment.
8039 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8041 (copy_tree_body_r): Likewise.
8042 (copy_tree_body): New static function.
8043 (maybe_inline_call_in_expr): New global function.
8044 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8045 (maybe_inline_call_in_expr): Declare.
8046 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8047 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8050 2009-06-30 Richard Guenther <rguenther@suse.de>
8052 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8054 (propagate_necessity): Do not mark reaching defs of stores
8057 2009-06-30 Jan Hubicka <jh@suse.cz>
8059 * cfgloopanal.c (check_irred): Move into ...
8060 (mark_irreducible_loops): ... here; return true if ireducible
8062 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8063 (analyze_function): Try to prove loop finiteness.
8064 * cfgloop.h (mark_irreducible_loops): Update prototype.
8065 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8067 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8069 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8071 2009-06-30 Ira Rosen <irar@il.ibm.com>
8073 PR tree-optimization/40542
8074 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8077 2009-06-30 Martin Jambor <mjambor@suse.cz>
8079 PR tree-optimization/40582
8080 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8081 than useless_type_conversion_p.
8082 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8085 2009-06-30 Martin Jambor <mjambor@suse.cz>
8088 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8090 2009-06-30 Richard Guenther <rguenther@suse.de>
8092 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8093 use ao_ref references.
8094 (walk_aliased_vdefs): Likewise.
8095 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8096 * tree-ssa-dce.c (struct ref_data): Remove.
8097 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8098 (mark_aliased_reaching_defs_necessary): Adjust.
8099 (mark_all_reaching_defs_necessary_1): Likewise.
8101 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8104 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8105 (emit_store_flag_1): Extract from emit_store_flag, adjust
8106 calls to (what now is) emit_cstore.
8107 (emit_store_flag): Call emit_store_flag_1 and also use it
8108 for what used to be recursive calls.
8110 2009-06-30 Wei Guozhi <carrot@google.com>
8113 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8114 if the target bb post dominates from bb.
8115 * config/i386/i386.c (memory_address_length): Check existence of base
8116 register before using it.
8118 2009-06-30 Nick Clifton <nickc@redhat.com>
8119 DJ Delorie <dj@redhat.com>
8121 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8122 __FMOVD_ENABLED__ is defined.
8124 (TARGET_FMOVD): Provide a default definition.
8125 (MASK_FMOVD): Likewise.
8126 (TARGET_CPU_CPP_BUILTINS): Define
8127 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8128 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8129 two fmov instructions depending upon whether TARGET_FMOVD is
8131 (split for DF load from memory into register): Also handle
8132 MEMs which consist of REG+DISP addressing.
8133 (split for DF store from register to memory): Likewise.
8134 * config/sh/sh.opt (mfmovd): Remove this switch.
8135 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8136 * config/sh/sh.c (sh_override_options): Do not automatically
8137 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8138 that to the -mfmovd command line switch.
8140 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8142 (fldi_ok): Always allow.
8143 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8145 2009-06-29 DJ Delorie <dj@redhat.com>
8147 * doc/install.texi (mep-x-elf): Correct chip's full name.
8149 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8151 * doc/extend.texi: Fix typo.
8153 2009-06-29 Tom Tromey <tromey@redhat.com>
8156 * Makefile.in (DWARF2_H): New variable.
8158 (dwarf2out.o): Likewise.
8159 (dwarf2asm.o): Likewise.
8160 * config/i386/t-i386: Use DWARF2_H.
8161 * except.c: Include elf/dwarf2.h.
8162 * unwind-dw2.c: Include elf/dwarf2.h.
8163 * dwarf2out.c: Include elf/dwarf2.h.
8164 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8165 <dtprel>: New field.
8166 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8167 (size_of_loc_descr): Likewise.
8168 (output_loc_operands_raw): Likewise.
8169 (output_loc_operands): Handle new dtprel field.
8170 (loc_checksum): Update.
8171 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8172 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8173 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8174 * dwarf2asm.c: Include elf/dwarf2.h.
8175 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8176 * config/mmix/mmix.c: Include elf/dwarf2.h.
8177 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8178 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8179 * config/sh/sh.c: Include elf/dwarf2.h.
8180 * config/i386/i386.c: Include elf/dwarf2.h.
8182 2009-06-29 DJ Delorie <dj@redhat.com>
8184 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8186 * doc/extend.texi: Add MeP attributes and pragmas.
8187 * doc/invoke.text: Add MeP Options.
8188 * doc/contrib.texi: Add MeP contribution.
8189 * doc/md.texi: Add MeP constraints.
8190 * doc/install.texi: Add MeP target.
8192 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8194 * target.h (struct gcc_target): Add frame_pointer_required field.
8195 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8196 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8197 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8199 * reload1.c (update_eliminables): (Ditto.).
8200 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8201 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8202 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8204 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8206 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8207 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8208 (arm_frame_pointer_required): New function.
8210 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8211 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8212 (avr_frame_pointer_required_p): Declare as static.
8213 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8215 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8216 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8217 (bfin_frame_pointer_required): Make as static, change return type
8219 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8221 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8222 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8223 (cris_frame_pointer_required): New function.
8225 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8227 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8228 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8229 (fr30_frame_pointer_required): New function.
8231 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8232 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8233 (frv_frame_pointer_required): Make as static, change return type
8235 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8237 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8238 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8239 (ix86_frame_pointer_required): Make as static, change return type to
8241 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8243 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8244 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8246 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8248 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8250 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8252 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8253 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8254 (mips_frame_pointer_required): Make as static.
8255 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8257 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8258 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8259 (mmix_frame_pointer_required): Mew function.
8261 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8262 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8264 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8266 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8268 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8270 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8271 (CAN_ELIMINATE): Redefine.
8272 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8273 (sparc_frame_pointer_required): New function.
8274 (sparc_can_eliminate): New function.
8275 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8277 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8278 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8280 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8281 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8282 (xtensa_frame_pointer_required): Make as static, change return type
8284 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8287 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8289 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8290 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8291 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8292 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8293 (register_callback): Handle PLUGIN_START_UNIT.
8294 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8296 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8298 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8300 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8301 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8303 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8305 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8308 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8310 * doc/extend.texi (Additional Floating Types): __float128 is also
8311 supported on i386 targets.
8313 2009-06-29 Richard Guenther <rguenther@suse.de>
8316 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8318 (pt_solutions_same_restrict_base): Declare.
8319 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8321 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8322 (make_constraint_from, make_copy_constraint): Move earlier.
8323 (make_constraint_from_heapvar): New function.
8324 (make_constraint_from_restrict): Likewise.
8325 (handle_lhs_call): Use it.
8326 (find_func_aliases): Use it to track conversions to restrict
8328 (struct fieldoff): Add only_restrict_pointers flag.
8329 (push_fields_onto_fieldstack): Initialize it.
8330 (create_variable_info_for): Track global restrict qualified pointers.
8331 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8332 Track restrict qualified pointer arguments.
8333 (set_uids_in_ptset): Use varinfo is_global_var flag.
8334 (find_what_var_points_to): Set the vars_contains_restrict flag.
8335 Always create the points-to solution for sets including restrict tags.
8336 (pt_solutions_same_restrict_base): New function.
8337 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8338 qualified pointers use pt_solutions_same_restrict_base as
8339 additional source for disambiguation.
8341 2009-06-29 Richard Guenther <rguenther@suse.de>
8344 * alias.c (find_base_decl): Remove.
8345 (get_deref_alias_set_1): Remove restrict handling.
8346 * c-common.c (c_apply_type_quals_to_decl): Do not set
8347 DECL_POINTER_ALIAS_SET.
8348 * gimplify.c (find_single_pointer_decl_1): Remove.
8349 (find_single_pointer_decl): Likewise.
8350 (internal_get_tmp_var): Remove restrict handling.
8351 (gimple_regimplify_operands): Likewise.
8352 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8353 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8354 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8355 * tree.c (restrict_base_for_decl): Remove.
8356 (init_ttree): Do not allocate it.
8357 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8358 LABEL_DECL_UID for label decls.
8359 (copy_node_stat): Do not copy restrict information.
8360 (decl_restrict_base_lookup): Remove.
8361 (decl_restrict_base_insert): Likewise.
8362 (print_restrict_base_statistics): Likewise.
8363 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8364 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8365 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8366 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8367 (LABEL_DECL_UID): Adjust.
8368 (DECL_BASED_ON_RESTRICT_P): Remove.
8369 (DECL_GET_RESTRICT_BASE): Likewise.
8370 (SET_DECL_RESTRICT_BASE): Likewise.
8371 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8373 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8374 instead of DECL_POINTER_ALIAS_SET.
8375 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8376 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8377 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8379 2009-06-29 Richard Guenther <rguenther@suse.de>
8381 PR tree-optimization/40579
8382 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8383 the IL to simplify has constants that overflowed.
8385 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8387 PR tree-optimization/40550
8388 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8389 vector_compute_type only when the size of vector_compute_type is
8390 less than the size of type.
8392 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8394 * fold-const.c (contains_label_1): Fix comments.
8395 (contains_label_p): Do not walk trees multiple time.
8397 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8399 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8400 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8401 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8402 ix86_fp_comparison_operator.
8403 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8404 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8405 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8406 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8407 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8408 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8409 (related splits): Change predicate to ix86_fp_comparison_operator.
8410 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8411 instead of ix86_fp_comparison_codes.
8412 (ix86_trivial_fp_comparison_operator,
8413 ix86_fp_comparison_operator): New.
8414 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8415 (ix86_expand_compare): Eliminate last two parameters.
8416 (ix86_fp_jump_nontrivial_p): Kill.
8417 * config/i386/i386.c (put_condition_code): Eliminate call to
8418 ix86_fp_comparison_codes and subsequent assertion.
8419 (ix86_fp_comparison_codes): Eliminate.
8420 (ix86_fp_swap_condition): New.
8421 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
8422 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
8423 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
8424 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
8425 and ix86_fp_swap_condition.
8426 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
8427 Use ix86_fp_comparison_strategy.
8428 (ix86_expand_compare): Likewise. Eliminate last two arguments.
8429 (ix86_fp_jump_nontrivial_p): Eliminate.
8430 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
8431 call to ix86_expand_compare.
8432 (ix86_split_fp_branch, ix86_expand_setcc,
8433 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
8434 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
8436 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8438 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
8439 related to jump_clobbers.
8440 * config/arm/arm.md (conds): Remove jump_clob case.
8441 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
8442 splits): Change comparison_operator to arm_comparison_operator.
8443 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
8446 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8448 * dojump.c (do_compare_rtx_and_jump): Try swapping the
8449 condition for floating point modes.
8450 * expmed.c (emit_store_flag_1): Move here a bigger part
8452 (emit_store_flag): Try swapping the condition for floating point
8454 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
8456 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8458 * expr.c (expand_expr_real_1): Just use do_store_flag.
8459 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
8460 emit_store_flag_force.
8461 * expmed.c (emit_store_flag_force): Copy here trick
8462 previously in expand_expr_real_1. Try reversing the comparison.
8463 (emit_store_flag_1): Work if target is NULL.
8464 (emit_store_flag): Work if target is NULL, using the result mode
8465 from the comparison. Use split_comparison, restructure final part
8466 to simplify conditionals.
8468 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8470 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
8471 * dojump.c (do_jump): Change handling of floating-point
8472 ops to use just do_compare_and_jump.
8473 (split_comparison): New.
8474 (do_compare_rtx_and_jump): Add here logic coming previously
8475 in do_jump, using split_comparison.
8477 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
8480 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
8482 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8484 * tree-ssa-alias.c: Fix unintentional commit.
8486 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8488 * passes.c (execute_one_pass): Fix unintentional commit.
8490 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8492 * df-problems.c (df_set_seen, df_unset_seen): Delete.
8493 (df_rd_local_compute, df_md_local_compute): Inline them.
8495 (df_md_scratch): New.
8496 (df_md_alloc, df_md_free): Allocate/free it.
8497 (df_md_local_compute): Only include live registers in init.
8498 (df_md_transfer_function): Prune the in-set computed by
8499 the confluence function, and the gen-set too.
8501 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8503 PR rtl-optimization/26854
8504 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
8505 * df-problems.c (df_rd_add_problem): Fix comment.
8506 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
8507 df_md_simulate_artificial_defs_at_top,
8508 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
8509 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
8510 df_md_transfer_function, df_md_init, df_md_confluence_0,
8511 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
8512 problem_MD, df_md_add_problem): New.
8513 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
8514 df_md_get_bb_info): New.
8515 (DF_LAST_PROBLEM_PLUS1): Adjust.
8517 * Makefile.in (fwprop.o): Include domwalk.h.
8518 * fwprop.c: Include domwalk.h.
8519 (reg_defs, reg_defs_stack): New.
8520 (bitmap_only_bit_between): Remove.
8521 (process_defs): New.
8522 (process_uses): Use reg_defs and local_md instead of
8523 bitmap_only_bit_between and local_rd.
8524 (single_def_use_enter_block): New, from build_single_def_use_links.
8525 (single_def_use_leave_block): New.
8526 (build_single_def_use_links): Remove code moved to
8527 single_def_use_enter_block, invoke domwalk.
8528 (use_killed_between): Adjust comment.
8530 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8532 * bitmap.h (bitmap_ior_and_into): New.
8533 * bitmap.c (bitmap_ior_and_into): New.
8535 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8537 * domwalk.h (struct dom_walk_data): Remove all callbacks except
8538 before_dom_children_before_stmts and after_dom_children_after_stmts.
8539 Rename the two remaining callbacks to just before_dom_children and
8540 after_dom_children. Remove other GIMPLE statement walking bits.
8541 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
8542 * graphite.c: Do not include domwalk.h.
8543 * tree-into-ssa.c (interesting_blocks): New global.
8544 (struct mark_def_sites_global_data): Remove it and names_to_rename.
8545 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
8546 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
8547 now that they're not domwalk callbacks.
8548 (rewrite_initialize_block): Rename to...
8549 (rewrite_enter_block): ... this, place after called functions. Test
8550 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
8551 (rewrite_finalize_block): Rename to...
8552 (rewrite_leave_block): ... this, place after called functions.
8553 (rewrite_update_init_block): Rename to...
8554 (rewrite_update_enter_block): ... this, place after called functions.
8555 Test interesting_blocks, call rewrite_update_stmt and
8556 rewrite_update_phi_arguments.
8557 (rewrite_update_fini_block): Rename to...
8558 (rewrite_leave_block): ... this, place after called functions.
8559 (rewrite_blocks): Remove last argument, simplify initialization of
8561 (mark_def_sites_initialize_block): Rename to...
8562 (mark_def_sites_block): ... this, call mark_def_sites.
8563 (mark_def_sites_blocks): Remove argument, simplify initialization of
8565 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
8566 (update_ssa): Likewise.
8567 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
8569 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
8570 (dom_opt_initialize_block): Rename to...
8571 (dom_opt_enter_block): ... this, place after called functions. Walk
8572 statements here, inline propagate_to_outgoing_edges.
8573 (dom_opt_finalize_block): Rename to...
8574 (dom_opt_leave_block): ... this, place after called functions.
8575 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
8577 (dse_enter_block, dse_record_phi): New.
8578 (dse_record_phis): Delete.
8579 (dse_finalize_block): Rename to...
8580 (dse_leave_block): ... this.
8581 (tree_ssa_dse): Simplify initialization of walk_data.
8582 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
8583 Adjust initialization of walk_data.
8584 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
8585 * tree-ssa-loop-phiopt.c (get_non_trapping):
8586 Adjust initialization of walk_data.
8587 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
8588 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
8589 it's not a domwalk callback.
8590 (uncprop_initialize_block): Rename to...
8591 (dse_enter_block): ... this, call uncprop_into_successor_phis.
8592 (dse_finalize_block): Rename to...
8593 (dse_leave_block): ... this.
8594 (tree_ssa_uncprop): Simplify initialization of walk_data.
8595 * Makefile.in: Adjust dependencies.
8597 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
8599 * arm.md (casesi): Fix test for Thumb1.
8600 (thumb1_casesi_internal_pic): Likewise.
8601 (thumb1_casesi_dispatch): Likewise.
8603 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
8605 * config/arm/arm-cores.def: Added core cortex-m0.
8606 * config/arm/arm-tune.md: Regenerated.
8607 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
8609 2009-06-26 DJ Delorie <dj@redhat.com>
8611 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
8613 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
8614 the scheduler doesn't tag jump insns.
8616 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
8618 * c-decl.c (merge_decls): Re-indent.
8620 2009-06-26 Janis Johnson <janis187@us.ibm.com>
8623 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
8624 Special-case decimal float constants.
8626 2009-06-26 Richard Henderson <rth@redhat.com>
8628 * function.h (struct function): Add cannot_be_copied_reason,
8629 and cannot_be_copied_set.
8630 * tree-inline.c (has_label_address_in_static_1): Rename from
8631 inline_forbidden_p_2; don't set inline_forbidden_reason here.
8632 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
8633 don't set inline_forbidden_reason.
8634 (copy_forbidden): New function, split out of inline_forbidden_p.
8635 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
8636 (inline_forbidden_p): Use copy_forbidden.
8637 (tree_versionable_function_p): Likewise.
8638 (inlinable_function_p): Merge into tree_inlinable_function_p.
8639 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
8640 * ipa-cp.c (ipcp_versionable_function_p): New function.
8641 (ipcp_cloning_candidate_p): Use it.
8642 (ipcp_node_modifiable_p): Likewise.
8644 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
8646 * builtins.c (expand_builtin_alloca): Handle builtin alloca
8647 that is marked not to be inlined. Remove flag_mudflap use.
8648 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
8649 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
8651 2009-06-26 Steve Ellcey <sje@cup.hp.com>
8654 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
8655 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
8657 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
8659 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
8661 (__mingwthr_remove_key_dtor): Likewise.
8663 2009-06-26 Richard Guenther <rguenther@suse.de>
8665 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
8667 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
8670 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
8671 try the non-cond_exec path also.
8673 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8676 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
8677 (output_cbranch): Use new functions.
8678 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
8681 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8682 Pat Haugen <pthaugen@us.ibm.com>
8683 Revital Eres <ERES@il.ibm.com>
8685 * config/rs6000/rs6000.c (print_operand): Correct lossage message
8686 for %c error. Add %x support to print VSX registers as a unified
8687 register set, instead of separate float and altivec registers.
8688 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
8689 %y case, and add support for VSX pre-modify addresses.
8690 (output_toc): Add assert for CONST containing an integer constant
8692 (rs6000_adjust_cost): Add POWER7 support.
8693 (insn_must_be_first_in_group): Ditto.
8694 (insn_must_be_last_in_group): Ditto.
8695 (rs6000_emit_popcount): Ditto.
8696 (rs6000_vector_mode_supported_p): Ditto.
8698 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
8699 Change some of the functions called by macros to being called
8700 through a pointer, so debug functions can be inserted if
8701 -mdebug=addr or -mdebug=cost.
8702 (rs6000_preferred_reload_class_ptr): Ditto.
8703 (rs6000_secondary_reload_class_ptr): Ditto.
8704 (rs6000_secondary_memory_needed_ptr): Ditto.
8705 (rs6000_cannot_change_mode_class_ptr): Ditto.
8706 (rs6000_secondary_reload_inner): Ditto.
8707 (rs6000_legitimize_reload_address): Ditto.
8708 (rs6000_legitimize_reload_address_ptr): Ditto.
8709 (rs6000_mode_dependent_address): Ditto.
8710 (rs6000_mode_dependent_address_ptr): Ditto.
8712 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
8713 function to return true if the mode allows reg + integer
8715 (virtual_stack_registers_memory_p): New function to return true if
8716 the address refers to a virtual stack register.
8717 (rs6000_legitimate_offset_address_p): Move code to say whether a
8718 mode supports reg+int addressing to reg_offset_addressing_ok_p and
8720 (rs6000_legitimate_address_p): Add checks for modes that only can
8721 do reg+reg addressing. Start adding VSX support.
8722 (rs6000_legitimize_reload_address): Ditto.
8723 (rs6000_legitimize_address): Ditto.
8724 (rs6000_debug_legitimate_address_p): New debug functions for
8725 -mdebug=addr and -mdebug=cost.
8726 (rs6000_debug_rtx_costs): Ditto.
8727 (rs6000_debug_address_costs): Ditto.
8728 (rs6000_debug_adjust_cost): Ditto.
8729 (rs6000_debug_legitimize_address): Ditto.
8730 (rs6000_legitimize_reload_address_ptr): Point to call normal
8731 function or debug function. Make functions called via pointer
8733 (rs6000_mode_dependent_address_ptr): Ditto.
8734 (rs6000_secondary_reload_class_ptr): Ditto.
8735 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
8736 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
8737 into a friendlier error.
8738 (rs6000_init_builtins): Add initial VSX support.
8739 (rs6000_adjust_cost): Fix some spacing issues.
8741 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
8742 (REG_CLASS_NAMES): Ditto.
8743 (REG_CLASS_CONTENTS): Ditto.
8744 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
8745 pointer, to add -mdebug=addr support.
8746 (CANNOT_CHANGE_MODE_CLASS): Ditto.
8747 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
8748 -mdebug=addr support.
8749 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
8750 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
8751 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
8753 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
8755 (bswapsi*): Set attribute types for load/store. Add combiner
8756 patterns to eliminate zero extend on 64-bit.
8757 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
8758 stdbrx if the hardware supports those instructions.
8760 2009-06-25 Ian Lance Taylor <iant@google.com>
8762 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
8763 (Link Options): Document -static-libstdc++.
8765 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8768 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
8769 DATA_ALIGNMENT instead.
8771 2009-06-25 Richard Guenther <rguenther@suse.de>
8773 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
8774 indirect references against the callused/escaped solutions.
8775 (call_may_clobber_ref_p_1): Likewise.
8777 2009-06-25 Martin Jambor <mjambor@suse.cz>
8779 PR tree-optimization/40493
8780 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
8781 (enum unscalarized_data_handling): New type.
8782 (handle_unscalarized_data_in_subtree): Return what has been done.
8783 (load_assign_lhs_subreplacements): Handle left flushes differently.
8784 (sra_modify_assign): Use unscalarized_data_handling, simplified
8785 condition determining whether to remove the statement.
8787 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
8789 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
8790 excerpt - @ should be doubled for texinfo.
8792 2009-06-24 Ian Lance Taylor <iant@google.com>
8794 * config/arc/arc.c: Include "df.h".
8795 (arc_attribute_table): Make static. Move higher in file.
8796 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
8797 (output_shift): Initialize n later to avoid warning.
8798 * config/arm/arm.c (arm_attribute_table): Make static. Move
8800 * config/avr/avr.c (avr_attribute_table): Make static. Move
8802 (reg_class_tab): Change array type from int to enum reg_class.
8803 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
8805 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
8806 (lshrhi3_out): Likewise.
8807 (class_likely_spilled_p): Change return type to bool.
8808 (avr_rtx_costs): Use local code variable with enum type.
8809 * config/avr/avr.md (movmemhi): Use add_reg_note.
8810 (andhi3, andsi3): Don't use AS2 with "and".
8811 (iorhi3, iorsi3): Don't use AS2 with "or".
8812 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
8813 * config/crx/crx.c: Include "df.h".
8814 (crx_attribute_table): Make static.
8815 * config/m32r/m32r.c: Include "df.h".
8816 (m32r_attribute_table): Make static. Move higher in file.
8817 (pop): Use add_reg_note.
8818 (block_move_call): Change 0 to LCT_NORMAL in function call.
8819 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
8820 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
8821 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
8822 declare, not just when TREE_CODE is defined.
8823 * config/m68hc11/m68hc11.c: Include "expr.h".
8824 (m68hc11_attribute_table): Make static. Move higher in file.
8825 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
8827 (m68hc11_register_indirect_p): Likewise.
8828 (m68hc11_function_arg_padding): Change return type to enum
8830 (emit_move_after_reload): Use add_reg_note.
8831 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
8832 (m68hc11_split_logical): Likewise.
8833 (m68hc11_rtx_costs): Add local code_and outer_code variables with
8835 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
8836 to VOIDmode in function call.
8837 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
8839 (m68hc11_split_logical): Update declaration.
8840 (m68hc11_function_arg_padding): Update declaration.
8841 * config/mcore/mcore.c (regno_reg_class): Change form array of int
8842 to array of enum reg_class.
8843 (mcore_attribute_table): Make static. Move higher in file.
8844 (mcore_rtx_costs): Add cast to enum type.
8845 * config/mcore/mcore.h (regno_reg_class): Update declaration.
8846 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
8847 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
8849 * config/sh/predicates.md (trapping_target_operand): Rename and to
8851 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
8853 * config/spu/spu.c (spu_attribute_table): Make static. Move
8855 * config/v850/v850.c (v850_attribute_table): Make static. Move
8857 (v850_rtx_costs): Use local code with enum type.
8858 (expand_epilogue): Add cast.
8859 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
8861 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
8864 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
8865 -m2a-single-only and -m2a-nofpu.
8866 * config/sh/sh.opt: Document m2a generates FPU code.
8868 2009-06-24 Anatoly Sokolov <aesok@post.ru>
8870 * defaults.h (CAN_ELIMINATE): Provide default.
8871 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8872 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
8873 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
8874 * config/spu/spu.h (CAN_ELIMINATE): Delete.
8875 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
8876 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
8877 * config/cris/cris.h (CAN_ELIMINATE): Delete.
8878 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
8879 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
8880 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
8882 2009-06-24 DJ Delorie <dj@redhat.com>
8884 * mep-ext-cop.cpu: Fix copyright notice.
8885 * mep-default: Fix copyright notice.
8886 * mep-core: Fix copyright notice.
8887 * mep: Fix copyright notice.
8888 * mep-ivc2: Fix copyright notice.
8889 * mep-c5: Fix copyright notice.
8891 2009-06-24 Denis Chertykov <chertykov@gmail.com>
8893 * doc/contrib.texi (Contributors):
8895 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
8898 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
8899 src and dst operands if necessary.
8901 2009-06-23 DJ Delorie <dj@redhat.com>
8904 * config.gcc: Add mep support.
8905 * recog.c: Resurrect validate_replace_rtx_subexp().
8906 * recog.h: Likewise.
8907 * config/mep/: Add new port:
8908 * config/mep/constraints.md: New file.
8909 * config/mep/default.h: New file.
8910 * config/mep/intrinsics.h: New file.
8911 * config/mep/intrinsics.md: New file.
8912 * config/mep/ivc2-template.h: New file.
8913 * config/mep/mep-c5.cpu: New file.
8914 * config/mep/mep-core.cpu: New file.
8915 * config/mep/mep-default.cpu: New file.
8916 * config/mep/mep-ext-cop.cpu: New file.
8917 * config/mep/mep-intrin.h: New file.
8918 * config/mep/mep-ivc2.cpu: New file.
8919 * config/mep/mep-lib1.asm: New file.
8920 * config/mep/mep-lib2.c: New file.
8921 * config/mep/mep-pragma.c: New file.
8922 * config/mep/mep-protos.h: New file.
8923 * config/mep/mep-tramp.c: New file.
8924 * config/mep/mep.c: New file.
8925 * config/mep/mep.cpu: New file.
8926 * config/mep/mep.h: New file.
8927 * config/mep/mep.md: New file.
8928 * config/mep/mep.opt: New file.
8929 * config/mep/predicates.md: New file.
8930 * config/mep/t-mep: New file.
8932 2009-06-23 Ian Lance Taylor <iant@google.com>
8934 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
8935 from loose_warn into c_loose_warn and from strict_warn into
8936 c_strict_warn. Set and substitute warn_cxxflags. Check for
8937 --enable-build-with-cxx. Set and substitute
8938 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
8939 * Makefile.in (CXXFLAGS): New variable.
8940 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
8941 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
8942 the default is the same as $(STRICT_WARN).
8943 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
8944 (CXX): New variable.
8945 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
8946 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
8947 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
8948 (HOST_LIBS): New variable.
8949 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
8950 (ALL_CXXFLAGS): New variable.
8951 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
8952 * doc/install.texi (Configuration): Document
8953 --enable-build-with-cxx, --with-stage1-ldflags,
8954 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
8955 * configure: Rebuild.
8957 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8959 * config/arm/arm.c (arm_override_options): Fix braces and formatting
8960 from previous commit.
8962 2009-06-23 Ian Lance Taylor <iant@google.com>
8964 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
8966 2009-06-23 Ian Lance Taylor <iant@google.com>
8968 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
8969 with ATTRIBUTE_UNUSED.
8971 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8972 Pat Haugen <pthaugen@us.ibm.com>
8973 Revital Eres <eres@il.ibm.com>
8975 * config.in (HAVE_AS_POPCNTD): Add default definition.
8976 (HAVE_AS_LWSYNC): Ditto.
8978 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
8980 (gcc_cv_as_powerpc_cmpb): Ditto.
8981 (gcc_cv_as_powerpc_dfp): Ditto.
8982 (gcc_cv_as_powerpc_vsx): Ditto.
8983 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
8984 supporting the popcntd/lwsync instructions.
8985 (gcc_cv_as_powerpc_lwsync): Ditto.
8986 * configure: Regenerate.
8988 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
8989 -mcpu=native and -mcpu=power7.
8990 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
8992 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
8993 a variable instead of a mask to reduce the number of mask bits.
8994 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
8995 (-mbit-word): Ditto.
8996 (-mregnames): Ditto.
8997 * config/rs6000/rs6000.opt (-mupdate): Ditto.
8998 (-mfused-madd): Ditto.
9000 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9002 (-mvsx): New switch for VSX instructions.
9003 (-misel): Move from a variable to a mask to allow it to be set by
9006 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9007 function declaration to an array declaration.
9008 (rs6000_hard_regno_nregs): New external array declaration.
9010 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9011 files included by rs6000.md.
9013 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9014 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9016 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9018 (rs6000_debug_reg): New -mdebug= variables.
9019 (rs6000_debug_addr): Ditto.
9020 (rs6000_debug_cost): Ditto.
9021 (rs6000_pmode): New variable to hold Pmode.
9022 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9023 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9024 calculated at compiler start.
9025 (rs6000_hard_regno_nregs): Change function to an array which holds
9026 HARD_REGNO_NREGS calculated at compiler start.
9027 (rs6000_explicit_options): Delete isel field.
9028 (rs6000_vector_unit): New array to hold which vector unit
9029 supports arithmetic options for a given type.
9030 (rs6000_vector_mem): New array to hold which vector unit supports
9031 memory reference operations for a given type.
9032 (rs6000_vector_align): New array to given the alignment of each
9034 (power7_cost): New basic costs for power7.
9035 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9036 (rs6000_hard_regno_nregs_internal): New function, moved from
9037 HARD_REGNO_NREGS, to calculate the number of registers each hard
9038 register takes for each type.
9039 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9040 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9041 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9042 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9043 unit information here so it is calculated once at compiler startup
9045 (rs6000_override_options): Make -misel a target mask. Add more
9046 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9047 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9049 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9050 (rs6000_handle_option): Move -misel from variable to target mask.
9051 (rs6000_builtin_mask_for_load): Add VSX support.
9052 (rs6000_conditional_register_usage): Ditto.
9053 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9054 (function_arg_boundary): Ditto.
9055 (rs6000_expand_builtin): Ditto.
9056 (def_builtin): Make abort message a little friendlier.
9057 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9059 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9060 assembler support the popcntd instruction instead of a vsx
9061 instruction to enable power7 support.
9062 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9063 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9064 option to the assembler if -mcpu=native.
9065 (ASM_CPU_NATIVE_SPEC): Ditto.
9066 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9068 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9069 the lwsync instruction.
9070 (enum processor_type): Add PROCESSOR_POWER7.
9071 (rs6000_debug_reg): New -mdebug= options.
9072 (rs6000_debug_addr): Ditto.
9073 (rs6000_debug_cost): Ditto.
9074 (rs6000_isel): Delete.
9075 (enum rs6000_vector): New enum to say what vector unit we have.
9076 (VECTOR_UNIT_*): New macros to say which vector unit has
9077 arithmetic operations for a given type.
9078 (VECTOR_MEM_*): New macros to say which vector unit has memory
9079 operations for a given type.
9080 (TARGET_LDBRX): Whether the machine supports the ldbrx
9082 (TARGET_ISEL): Delete, -misel moved to be a mask.
9083 (TARGET_ISEL64): New macro for 64-bit isel support.
9084 (UNITS_PER_VSX_WORD): New macro.
9085 (POINTER_SIZE): Move to be an external variable, rather than
9086 calculating whether we are generating 32 ot 64-bit code.
9088 (STACK_BOUNDARY): Add VSX support.
9089 (LOCAL_ALIGNMENT): Ditto.
9090 (SLOW_UNALIGNED_ACCESS): Ditto.
9091 (VSX_REGNO_P): New macro for VSX support.
9092 (VFLOAT_REGNO_P): Ditto.
9093 (VINT_REGNO_P): Ditto.
9094 (VLOGICAL_REGNO_P): Ditto.
9095 (VSX_VECTOR_MODE): Ditto.
9096 (VSX_SCALAR_MODE): Ditto.
9098 (VSX_MOVE_MODE): Ditto.
9099 (VSX_REG_CLASS_P): Ditto.
9100 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9102 (UNITS_PER_SIMD_WORD): Add VSX support.
9103 (MODES_TIEABLE_P): Ditto.
9104 (STARTING_FRAME_OFFSET): Ditto.
9105 (STACK_DYNAMIC_OFFSET): Ditto.
9106 (EPILOGUE_USES): Ditto.
9107 (REGNO_REG_CLASS): Move to array lookup.
9108 (CLASS_MAX_NREGS): Ditto.
9109 (rs6000_vector_reg_class): Add declaration.
9110 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9111 overlap with the floating point and Altivec registers.
9113 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9115 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9116 give the appropriate asm switches if -mcpu=native.
9117 (host_detect_local_cpu): Add support for "asm".
9118 (host_detect_local_cpu): Follow GNU code guidelines for name.
9120 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9121 -mbit-word to a variable instead of being a target mask.
9123 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9124 emit the lwsync instruction instead of emitting the instruction as
9125 an integer constant.
9127 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9128 fixuns_trundfsi2, move expander into rs6000.md.
9130 * config/rs6000/rs6000.md (cpu): Add power7.
9131 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9132 (logical predicate patterns): Change the single instruction
9133 primitives that set CR0 to be fast_compare instead of compare.
9135 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9136 (popcntddi2): Ditto.
9137 (popcount<mode>): Ditto.
9138 (floating multiply/add insns): Name the floating point
9140 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9141 (isel_unsigned_<mode>): Ditto.
9142 (fixuns_trundfsi2): Move expander here from spe.md.
9143 (smindi3): Define if we have -misel on 64-bit systems.
9148 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9150 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9152 * config/avr/avr.c (avr_current_device): New variable.
9153 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9154 (avr_arch, mcu_type_s): Move to avr.h.
9155 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9156 default_data_section_start fields.
9157 (avr_arch): Moved from avr.c.
9158 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9159 library_name fields.
9160 (avr_current_device, avr_mcu_types, avr_arch_types,
9161 avr_device_to_arch, avr_device_to_data_start,
9162 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9163 (EXTRA_SPEC_FUNCTIONS): Define.
9164 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9165 options mapping. Use device_to_arch and device_to_data_start insted.
9166 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9167 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9168 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9169 * config/avr/driver-avr.c: New file.
9170 * config/avr/avr-devices.c: New file.
9172 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9174 * var-tracking.c (unshare_variable): Force initialized to
9175 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9176 (set_variable_part): Likewise.
9177 (struct variable_union_info): Remove pos_src field.
9178 (vui_vec, vui_allocated): New variables.
9179 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9180 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9181 == 1 use a simpler sorting algorithm. Compute pos field right
9182 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9183 Avoid quadratic comparison if !flag_var_tracking_uninit.
9184 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9185 unshare_variable unconditionally.
9186 (dataflow_set_different_2): Removed.
9187 (dataflow_set_different): Don't traverse second hash table.
9188 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9189 unconditionally to var_reg_set or var_mem_set.
9190 (emit_notes_in_bb): Likewise.
9191 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9193 (emit_note_insn_var_location): Don't set initialized to
9194 VAR_INIT_STATUS_INITIALIZED early.
9195 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9197 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9199 * tree-object-size.c (addr_object_size): Instead of checking
9200 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9201 are no FIELD_DECLs following it.
9203 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9205 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9206 order to match bswaps with signed source operands.
9208 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9210 * sdbout.c (sdbout_one_type): Fix braces in switch.
9212 2009-06-23 Richard Guenther <rguenther@suse.de>
9214 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9216 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9217 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9218 var_callused, callused_tree, var_storedanything, storedanything_tree,
9219 var_integer, integer_tree): Remove global variables.
9220 (new_var_info): Do not pass new id, append the new var to the
9221 global variable vector.
9222 (do_ds_constraint): Use is_global_var member of the variable-info.
9223 (new_scalar_tmp_constraint_exp): Adjust.
9224 (create_function_info_for): Likewise.
9225 (create_variable_info_for): Likewise.
9226 (find_what_var_points_to): Remove dead code.
9227 (init_base_vars): Simplify.
9228 (compute_points_to_sets): Adjust.
9230 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9232 * combine.c (try_combine): Dump information about the insns we're
9235 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9237 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9238 check when calling force_to_mode on TRUNCATE's operand.
9240 2009-06-22 Ian Lance Taylor <iant@google.com>
9242 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9244 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9246 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9248 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9250 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9251 override library linkage flags such as -static-libgcc or
9254 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9256 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9258 2009-06-22 Ian Lance Taylor <iant@google.com>
9260 * config/linux.opt: Put mglibc ahead of muclibc.
9262 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9263 for duplicate decls.
9265 2009-06-22 Matthias Klose <doko@ubuntu.com>
9267 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9269 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9272 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9273 instead of NULL if a parser error occurs.
9275 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9277 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9278 non-DWARF2_DEBUGGING_INFO version.
9280 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9282 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9283 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9285 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9286 (LIBGCC2_TF_CEXT): Define.
9289 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9292 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9294 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9296 * config/arm/arm.c (arm_override_options): Disable
9297 -mcaller-super-interworking and -mcallee-super-interworking.
9298 * doc/invoke.texi (ARM Options): Document this.
9300 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9302 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9303 * config/arm/constraints.md (j): New constraint for movw operands.
9304 (N): Remove thumb2 meaning.
9305 * config/arm/arm.md (*arm_movw): Delete.
9306 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9307 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9308 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9310 2009-06-22 Martin Jambor <mjambor@suse.cz>
9312 PR tree-optimization/40492
9313 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9314 build_ref_for_offset.
9316 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9318 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9319 JUMP_TABLE_DATA_P predicates where applicable.
9320 * auto-inc-dec.c: Ditto.
9321 * builtins.c: Ditto.
9322 * caller-save.c: Ditto.
9324 * cfgcleanup.c: Ditto.
9325 * cfglayout.c: Ditto.
9328 * combine-stack-adj.c: Ditto.
9334 * dwarf2asm.c: Ditto.
9335 * dwarf2out.c: Ditto.
9336 * emit-rtl.c: Ditto.
9342 * function.c: Ditto.
9345 * genpreds.c: Ditto.
9346 * genrecog.c: Ditto.
9348 * ira-costs.c: Ditto.
9349 * ira-lives.c: Ditto.
9352 * lower-subreg.c: Ditto.
9353 * modulo-sched.c: Ditto.
9355 * postreload.c: Ditto.
9356 * print-rtl.c: Ditto.
9365 * sched-vis.c: Ditto.
9367 * sel-sched-ir.c: Ditto.
9368 * simplify-rtx.c: Ditto.
9369 * targhooks.c: Ditto.
9370 * var-tracking.c: Ditto.
9371 * vmsdbgout.c: Ditto.
9373 2009-06-22 Matthias Klose <doko@ubuntu.com>
9375 * Makefile.in (install-plugin): Always use DESTDIR.
9377 2009-06-22 Olivier Hainque <hainque@adacore.com>
9379 * config/pa/pa.c (output_call): Don't optimize post call jumps
9380 into return address adjustments if the call may throw.
9382 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9384 * arm.c (thumb1_output_casesi): New function.
9385 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9386 optimizing for size or PIC.
9387 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9388 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9389 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9390 (thumb1_casesi_internal_pic): New expand rule.
9391 (thumb1_casesi_dispatch): New pattern.
9392 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9394 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9395 in the text seciton when PIC or optimizing for size.
9396 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9397 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9398 preservation properties of code.
9399 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9400 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9401 (__gnu_thumb1_case_si): New function.
9402 * t-arm (LIB1ASMSRC): Define here.
9403 (LIB1ASMFUNCS): Add some common functions.
9404 * t-arm-elf (LIB1ASMSRC): Delete.
9405 (LIB1ASMFUNCS): Append to existing set.
9406 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9407 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9408 * t-symbian (LIB1ASMFUNCS): Likewise.
9409 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9410 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9412 2009-06-21 Richard Guenther <rguenther@suse.de>
9414 PR tree-optimization/38729
9415 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9416 to loops with a single exit if -fno-expensive-optimizations.
9418 2009-06-21 Jakub Jelinek <jakub@redhat.com>
9420 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
9421 (dataflow_set): Change vars type from htab_t to shared_hash.
9422 (shared_hash_pool, empty_shared_hash): New variables.
9423 (vars_clear): Removed.
9424 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
9425 shared_hash_find_slot_unshare, shared_hash_find_slot,
9426 shared_hash_find_slot_noinsert, shared_hash_find): New
9428 (shared_hash_unshare, shared_hash_destroy): New functions.
9429 (unshare_variable): Unshare set->vars if shared, use
9431 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
9432 (get_init_value, find_src_set_src, dump_dataflow_set,
9433 clobber_variable_part, emit_notes_for_differences): Use
9435 (dataflow_set_init): Remove second argument, set vars to
9436 empty_shared_hash instead of creating a new htab.
9437 (dataflow_set_clear): Call shared_hash_destroy and set vars
9438 to empty_shared_hash instead of calling vars_clear.
9439 (dataflow_set_copy): Don't call vars_copy, instead just share
9440 the src htab with dst.
9441 (variable_union): Use shared_hash_*, use initially NO_INSERT
9442 lookup if set->vars is shared. Don't keep slot cleared before
9443 calling unshare_variable. Unshare set->vars if needed.
9444 Even ->refcount == 1 vars must be unshared if set->vars is shared
9445 and var needs to be modified.
9446 (variable_canonicalize): New function.
9447 (dataflow_set_union): If dst->vars is empty, just share src->vars
9448 with dst->vars and traverse with variable_canonicalize to canonicalize
9449 and unshare what is needed.
9450 (dataflow_set_different): If old_set and new_set use the same shared
9451 htab, they aren't different. If number of htab elements is different,
9452 htabs are different. Use shared_hash_*.
9453 (dataflow_set_destroy): Call shared_hash_destroy instead of
9455 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
9456 second argument to dataflow_set_init.
9457 (vt_initialize): Likewise. Initialize shared_hash_pool and
9458 empty_shared_hash, move bb in/out initialization afterwards.
9459 Use variable_htab_free instead of NULL as changed_variables del hook.
9460 (variable_was_changed): Change type of second argument to pointer to
9461 dataflow_set. When inserting var into changed_variables, bump
9462 refcount. Unshare set->vars if set is shared htab and slot needs to
9464 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
9465 lookup if set->vars is shared. Unshare set->vars if needed.
9466 Even ->refcount == 1 vars must be unshared if set->vars is shared
9467 and var needs to be modified. Adjust variable_was_changed caller.
9468 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
9469 vars must be unshared if set->vars is shared and var needs to be
9470 modified. Adjust variable_was_changed caller.
9471 (emit_note_insn_var_location): Don't pool_free var.
9472 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
9474 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
9475 free_alloc_pool on shared_hash_pool.
9477 2009-06-20 Anthony Green <green@moxielogic.com>
9479 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
9480 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
9482 2009-06-20 Richard Guenther <rguenther@suse.de>
9484 * tree-ssa-structalias.c (find_func_aliases): For memset use
9485 a constraint from NULL if we memset to zero.
9486 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
9487 we explicitly handle that do not read from memory.
9488 (call_may_clobber_ref_p_1): Properly handle builtins that may
9491 2009-06-20 Richard Guenther <rguenther@suse.de>
9493 PR tree-optimization/40495
9494 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
9495 (new_scalar_tmp_constraint_exp): New function.
9496 (process_constraint): Do not create temporary decls.
9497 (process_all_all_constraints): Likewise.
9498 (handle_const_call): Likewise.
9499 (create_function_info_for): Do not set decl.
9501 2009-06-19 Ian Lance Taylor <iant@google.com>
9503 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
9504 (rs6000_attribute_table): Make static; move before use.
9506 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
9508 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
9509 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
9510 Propagate the TREE_READONLY flag without overwriting it.
9511 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
9512 Propagate the TREE_READONLY flag onto the result.
9513 (process_call_operands): Move around. Use correct constant value.
9515 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9518 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
9519 * config/arm/arm.md: Likewise.
9521 2009-06-19 Ian Lance Taylor <iant@google.com>
9523 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
9524 to GIMPLE_ERROR_MARK.
9526 * c-typeck.c (build_conditional_expr): Add op1_original_type and
9527 op2_original_type parameters. Warn about using different enum types.
9528 * c-parser.c (c_parser_conditional_expression): Pass original
9529 types to build_conditional_expr.
9530 * c-tree.h (build_conditional_expr): Update declaration.
9532 2009-06-19 Ian Lance Taylor <iant@google.com>
9534 * config/i386/i386.c (ix86_function_specific_save): Test that
9535 fields match values, rather than testing the values are in a
9538 2009-06-19 Richard Guenther <rguenther@suse.de>
9540 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
9542 (ptr_derefs_may_alias_p): Likewise.
9543 (ptr_deref_may_alias_ref_p_1): New function.
9544 (ptr_deref_may_alias_ref_p): Likewise.
9545 (ref_maybe_used_by_call_p_1): Handle builtins that are not
9546 covered by looking at the ESCAPED solution.
9547 (call_may_clobber_ref_p_1): Likewise.
9548 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
9549 Handle NULL_TREE offset. Do not produce redundant constraints.
9550 (process_all_all_constraints): New helper function.
9551 (do_structure_copy): Use it.
9552 (handle_lhs_call): Likewise.
9553 (find_func_aliases): Handle some builtins with pointer arguments
9554 and/or return values explicitly.
9556 2009-06-19 Ian Lance Taylor <iant@google.com>
9558 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
9560 2009-06-19 Ian Lance Taylor <iant@google.com>
9562 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
9564 2009-06-19 Ian Lance Taylor <iant@google.com>
9566 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
9567 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
9570 * c-decl.c (finish_decl): If -Wc++-compat, warn about
9571 uninitialized const.
9573 2009-06-19 Ian Lance Taylor <iant@google.com>
9575 * dse.c (struct store_info): Rename bitmap field to bmap. Change
9578 * c-decl.c (in_struct, struct_types): Remove.
9579 (struct c_binding): Add in_struct field.
9580 (c_binding_ptr): Define type, along with VEC.
9581 (struct c_struct_parse_info): Define.
9582 (struct_parse_info): New static variable.
9583 (bind): Initialize in_struct field.
9584 (start_struct): Remove enclosing_in_struct and
9585 enclosing_struct_types parameters. Add
9586 enclosing_struct_parse_info parameter. Change all callers. Set
9587 struct_parse_info rather than in_struct and struct_types.
9588 (grokfield): If -Wc++-compat and there is a symbol binding for the
9589 field name, set the in_struct flag and push it on the
9590 struct_parse_info->fields vector.
9591 (warn_cxx_compat_finish_struct): New static function.
9592 (finish_struct): Remove enclosing_in_struct and
9593 enclosing_struct_types parameters. Add
9594 enclosing_struct_parse_info parameter. Change all callers. Don't
9595 set C_TYPE_DEFINED_IN_STRUCT here. Call
9596 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
9597 parameter. Only push on struct_types if warn_cxx_compat.
9598 (finish_enum): Only push on struct_types if warn_cxx_compat.
9599 (declspecs_add_type): Add loc parameter. Change all callers.
9600 Change all error calls to error_at. Pass loc, not input_location,
9601 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
9602 defined in a struct. If -Wc++-compat and parsing a struct, record
9603 that a typedef name was used.
9604 * c-parser.c (c_parser_declspecs): Get location to pass to
9606 (c_parser_struct_or_union_specifier): Update calls to start_struct
9608 * c-tree.h (struct c_struct_parse_info): Declare.
9609 (finish_struct, start_struct): Update declarations.
9610 (declspecs_add_type): Update declaration.
9612 2009-06-19 Ian Lance Taylor <iant@google.com>
9614 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
9615 variable with an anonymous type.
9617 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9619 * see.c: Remove for real.
9621 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9623 * optabs.h (enum optab_index): Add new OTI_significand.
9624 (significand_optab): Define corresponding macro.
9625 * optabs.c (init_optabs): Initialize significand_optab.
9626 * genopinit.c (optabs): Implement significand_optab using
9627 significand?f2 patterns.
9628 * builtins.c (expand_builtin_mathfn): Handle
9629 BUILT_IN_SIGNIFICAND{,F,L}.
9630 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
9631 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
9633 * config/i386/i386.md (significandxf2, significand<mode>2): New
9634 expanders to implement significandf, significand and significandl
9635 built-ins as inline x87 intrinsics.
9637 2009-06-18 Anatoly Sokolov <aesok@post.ru>
9639 * config/avr/avr.c (avr_override_options): Remove setting value of
9640 PARAM_INLINE_CALL_COST.
9642 2009-06-18 Richard Henderson <rth@redhat.com>
9645 * tree-pass.h (TDF_ASMNAME): New.
9646 * tree-dump.c (dump_options): Add asmname.
9647 * doc/invoke.texi: Document it.
9649 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
9650 (dump_decl_name): ...here.
9651 (dump_function_name): New flags arg; mind TDF_ASMNAME.
9652 (dump_generic_node): Update dump_function_name calls.
9653 (print_call_name): New flags arg; update all dump calls.
9654 * diagnostic.h (print_call_name): Update.
9655 * gimple-pretty-print.c (dump_gimple_call): Update.
9657 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
9660 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
9662 2009-06-18 Diego Novillo <dnovillo@google.com>
9664 * doc/plugins.texi: Document plugin_is_GPL_compatible.
9665 * plugin.c (str_license): Declare.
9666 (try_init_one_plugin): Assert that the symbol
9667 'plugin_is_GPL_compatible' exists.
9669 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
9672 * Makefile.in (OBJS-common): Remove see.o.
9674 * common.opt (fsee): Mark as preserved for backward compatibility.
9675 * opts.c (common_handle_option): Add OPT_fsee to the backward
9676 compatibility section.
9677 * passes.c (init_optimization_passes, pass_see): Remove pass.
9678 * timevar.def (TV_SEE): Remove.
9679 * tree-pass.h (pass_see): Remove declaration.
9680 * doc/invoke.texi (-fsee): Remove documentation.
9682 2009-06-18 Martin Jambor <mjambor@suse.cz>
9684 * tree-sra.c: Include statistics.h
9685 (sra_stats): New variable.
9686 (sra_initialize): Clear sra_stats.
9687 (create_access_replacement): Increment sra_stats.replacements.
9688 (get_access_replacement): Do not return twice.
9689 (analyze_all_variable_accesses): Increment statistics counter by the
9690 number of scalarized aggregates.
9691 (generate_subtree_copies): Increment sra_stats.subtree_copies.
9692 (sra_modify_expr): Increment sra_stats.exprs.
9693 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
9694 (sra_modify_assign): Increment sra_stats.exprs,
9695 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
9696 (perform_intra_sra): Update statistics counters.
9697 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
9699 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9701 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
9702 (arm_scalar_mode_supported_p): New function.
9704 2009-06-18 Paul Brook <paul@codesourcery.com>
9705 Sandra Loosemore <sandra@codesourcery.com>
9707 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
9708 (__extendhfsf2, __truncsfhf2): Define.
9709 * config/arm/fp16.c: New file.
9710 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9711 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9713 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9715 * doc/extend.texi (Half-Precision): New section.
9716 * doc/invoke.texi (Option Summary): List -mfp16-format.
9717 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
9718 * config/arm/arm.opt (mfp16-format=): New.
9719 * config/arm/arm.c: Include intl.h.
9720 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
9721 (TARGET_INVALID_RETURN_TYPE): Redefine.
9722 (TARGET_PROMOTED_TYPE): Redefine.
9723 (TARGET_CONVERT_TO_TYPE): Redefine.
9724 (arm_fp16_format): Define.
9725 (all_fpus): Add entry for neon-fp16.
9726 (fp_model_for_fpu): Likewise.
9727 (struct fp16_format): Declare.
9728 (all_fp16_formats): Define.
9729 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
9731 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
9733 (arm_legitimate_index_p): Treat HFmode like HImode.
9734 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
9735 (coproc_secondary_reload_class): Special-case HFmode.
9736 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
9737 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
9738 (arm_init_fp16_builtins): New.
9739 (arm_init_builtins): Call it.
9740 (arm_invalid_parameter_type): New.
9741 (arm_invalid_return_type): New.
9742 (arm_promoted_type): New.
9743 (arm_convert_to_type).
9744 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
9746 (arm_emit_fp16_const): New function.
9747 (arm_mangle_type): Mangle __fp16 as "Dh".
9748 * config/arm/arm.h (TARGET_VFPD32): Make it know about
9750 (TARGET_NEON_FP16): New.
9751 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
9752 (enum fputype): Add FPUTYPE_NEON_FP16.
9753 (enum arm_fp16_format_type): Declare.
9754 (arm_fp16_format): Declare.
9755 (LARGEST_EXPONENT_IS_NORMAL): Define.
9756 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
9757 * config/arm/arm-modes.def (HFmode): Define.
9758 * config/arm/vfp.md: (*movhf_vfp): New.
9761 * config/arm/arm.md: (fpu): Add neon_fp16.
9762 (floatsihf2, floatdihf2): New.
9763 (fix_trunchfsi2, fix_trunchfdi2): New.
9767 (*arm32_movhf): New.
9768 (*thumb1_movhf): New.
9769 (consttable_2): Add check for HFmode constants.
9770 (consttable_4): Handle HFmode constants.
9772 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
9774 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
9776 2009-06-17 Olivier Hainque <hainque@adacore.com>
9778 * collect2.c (main): Use CONST_CAST2 to perform char ** to
9779 const char ** conversion in AIX specific section.
9781 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
9783 * config/i386/i386.c (ix86_special_builtin_type): Remove
9784 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
9785 (bdesc_special_args): Updated.
9786 (ix86_init_mmx_sse_builtins): Likewise.
9787 (ix86_expand_special_args_builtin): Likewise.
9789 2009-06-17 Richard Henderson <rth@redhat.com>
9791 * tree-pretty-print.c (maybe_dump_asm_name): New.
9792 (dump_decl_name): Use it.
9793 (PRINT_FUNCTION_NAME): Merge into...
9794 (dump_function_name): ... here. Use maybe_dump_asm_name.
9796 2009-06-17 Cary Coutant <ccoutant@google.com>
9798 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
9800 * debug.c (struct gcc_debug_hooks): Change placeholder for
9802 (debug_nothing_int_charstar_int): Replaced by...
9803 (debug_nothing_int_charstar_int_bool): ...this.
9804 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
9805 source_line prototype.
9806 (debug_nothing_int_charstar_int): Replaced by...
9807 (debug_nothing_int_charstar_int_bool): ...this.
9808 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
9809 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
9810 Output is_stmt operand when necessary.
9811 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
9812 (notice_source_line): Add is_stmt parameter.
9813 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
9814 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
9816 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
9817 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
9819 2009-06-17 Ian Lance Taylor <iant@google.com>
9821 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
9823 (struct store_by_pieces_d): Rename from store_by_pieces. Change
9826 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
9828 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
9829 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
9830 tree_strip_sign_nop_conversions and
9831 tree_ssa_strip_useless_type_conversions rather than stripping
9832 the operations here.
9833 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
9835 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
9836 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
9837 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
9838 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
9841 2009-06-17 Michael Eager <eager@eagercon.com>
9843 * config/rs6000/constraints.md (register_constraint "d"): New.
9844 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
9845 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9846 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
9847 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
9848 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9849 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
9850 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
9851 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
9852 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
9853 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
9855 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
9856 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
9857 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
9858 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
9859 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
9860 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
9861 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
9862 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
9863 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
9864 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
9865 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
9866 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
9867 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
9868 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
9870 2009-06-16 Ian Lance Taylor <iant@google.com>
9872 * profile.c (total_num_never_executed): Don't define.
9873 (compute_branch_probabilities): Don't count or print
9875 (init_branch_prob): Don't set total_num_never_executed.
9876 (end_branch_prob): Don't print total_num_never_executed.
9878 2009-06-17 David Daney <ddaney@caviumnetworks.com>
9880 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
9882 2009-06-17 David Edelsohn <edelsohn@gnu.org>
9884 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
9885 (nabstd2_fpr): Same.
9887 2009-06-17 Steve Ellcey <sje@cup.hp.com>
9889 * expr.c (expand_assignment): Change complex type check.
9891 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
9893 * doc/plugins.texi (Building GCC plugins): Added new section.
9895 2009-06-17 Ian Lance Taylor <iant@google.com>
9897 * c-pch.c (get_ident): Don't set size of templ array.
9898 (pch_init): Don't set size of partial_pch array.
9900 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
9901 string constant to intialize an array whose size is the length of
9904 2009-06-17 Richard Guenther <rguenther@suse.de>
9906 PR tree-optimization/40389
9907 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
9908 to addressable types.
9909 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
9911 2009-06-17 Richard Guenther <rguenther@suse.de>
9914 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
9915 if there is no evolution of left in the loop bail out.
9916 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
9917 chrec_fold_multiply.
9919 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
9920 Janis Johnson <janis187@us.ibm.com>
9923 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
9924 for the symbol ref of a constant that is the source of a move
9925 - nor for any other not-obvious-label-ref constants.
9927 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
9929 * plugin.c (position_pass): Skip newly inserted pass during list
9930 traversal to avoid repeated insertion.
9932 2009-06-16 Ian Lance Taylor <iant@google.com>
9934 * vec.h (VEC_stack_alloc): Define different version if
9935 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
9936 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
9937 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
9938 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9940 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
9942 * config.gcc (extra_headers): Add ia32intrin.h for x86.
9944 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
9945 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
9946 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
9947 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
9948 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
9949 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
9950 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
9951 (bdesc_special_args): Add __builtin_ia32_rdtsc and
9952 __builtin_ia32_rdtscp.
9953 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
9954 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
9955 and __builtin_ia32_rorhi.
9956 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
9957 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
9958 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
9959 (ix86_expand_args_builtin): Likewise.
9960 (ix86_expand_special_args_builtin): Likewise.
9962 * config/i386/i386.md (UNSPECV_RDTSCP): New.
9963 (UNSPECV_RDTSC): Likewise.
9964 (UNSPECV_RDPMC): Likewise.
9965 (*bsr): Renamed to ...
9967 (*bsr_rex64): Renamed to ...
9971 (*rdpmc_rex64): Likewise.
9974 (*rdtsc_rex64): Likewise.
9976 (*rdtscp): Likewise.
9977 (*rdtscp_rex64): Likewise.
9979 * config/i386/ia32intrin.h: New.
9981 * config/i386/x86intrin.h: Include <ia32intrin.h>.
9983 2009-06-16 Ian Lance Taylor <iant@google.com>
9985 * ira-build.c (copy_info_to_removed_store_destinations):
9986 Initialize parent_a.
9988 2009-06-16 Ian Lance Taylor <iant@google.com>
9990 * c-decl.c (grokdeclarator): Change size_varies to bool.
9992 2009-06-16 Ian Lance Taylor <iant@google.com>
9994 * sel-sched.c: Make forward declarations of move_op_hooks and
9995 fur_hooks explicitly extern.
9997 2009-06-16 Ian Lance Taylor <iant@google.com>
9999 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10000 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10002 2009-06-16 Ian Lance Taylor <iant@google.com>
10004 * resource.c (mark_referenced_resources): Change
10005 include_delayed_effects parameter to bool. Change all callers.
10006 (mark_end_of_function_resources): Likewise.
10007 * reorg.c (insn_references_resource_p): Likewise.
10008 (insn_sets_resource_p): Likewise.
10009 * resource.h (mark_referenced_resources): Update declaration.
10010 (mark_end_of_function_resources): Update declaration.
10012 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10014 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10016 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10018 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10019 GCC can bootstrap on AIX with GNU Binutils 2.20.
10021 2009-06-16 Ian Lance Taylor <iant@google.com>
10023 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10025 2009-06-16 Ian Lance Taylor <iant@google.com>
10027 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10028 inline, not extern inline.
10029 (exact_log2): Likewise.
10030 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10032 (exact_log2): Likewise, but don't test CTZ_HWI.
10034 2009-06-16 Ian Lance Taylor <iant@google.com>
10036 * bitmap.c (bitmap_clear): Don't declare as inline.
10037 * gimple.c (gimplify_assign): Likewise.
10038 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10039 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10040 (sched_scan_info): Remove duplicate definition.
10042 2009-06-16 Ian Lance Taylor <iant@google.com>
10044 * c-common.c (skip_evaluation): Don't define.
10045 (c_inhibit_evaluation_warnings): Define global variable.
10046 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10047 than skip_evaluation.
10048 (convert_and_check, warn_for_div_by_zero): Likewise.
10049 * c-common.h (skip_evaluation): Don't declare.
10050 (c_inhibit_evaluation_warnings): Declare.
10051 * c-parser.c (c_parser_typeof_specifier): Set
10052 c_inhibit_evaluation_warnings rather than skip_evaluation.
10053 (c_parser_conditional_expression): Likewise.
10054 (c_parser_binary_expression): Likewise.
10055 (c_parser_sizeof_expression): Likewise.
10056 (c_parser_alignof_expression): Likewise.
10057 * c-typeck.c (build_indirect_ref): Check
10058 c_inhibit_evaluation_warnings rather than skip_evaluation.
10059 (build_conditional_expr, build_binary_op): Likewise.
10061 2009-06-16 Richard Guenther <rguenther@suse.de>
10063 * tree-ssa-alias.c (is_escape_site): Remove.
10064 * tree-ssa-alias.h (enum escape_type): Remove.
10065 (is_escape_site): Likewise.
10066 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10067 via casts and asms without deferring to is_escape_site.
10069 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10071 PR middle-end/40446
10072 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10073 use gen_lowpart if op0 has complex mode.
10075 2009-06-16 Richard Guenther <rguenther@suse.de>
10077 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10078 variables add them to ESCAPED.
10079 (find_func_aliases): Do not make all indirectly stored values escaped.
10081 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10083 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10084 make_decl_one_only.
10086 2009-06-16 Martin Jambor <mjambor@suse.cz>
10088 PR tree-optimization/40432
10089 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10090 check whether we need to force gimple register operand.
10092 2009-06-16 Martin Jambor <mjambor@suse.cz>
10094 PR tree-optimization/40413
10095 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10096 build_ref_for_offset.
10097 (propagate_subacesses_accross_link): Fix a typo in a comment.
10099 2009-06-16 Ira Rosen <irar@il.ibm.com>
10101 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10102 with additional parameter.
10103 * tree-vectorizer.h (enum vect_def_type): Add new value
10105 (enum vect_relevant): Add comments.
10106 (vect_is_simple_reduction): Add new argument.
10107 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10108 Detect nested cycles.
10109 (vect_is_simple_reduction): Update documentation, add an argument to
10110 distinguish inner-loop reduction from nested cycle, detect nested
10111 cycles, fix printings and indentation, don't swap operands in case
10113 (get_initial_def_for_reduction): Handle subtraction.
10114 (vect_create_epilog_for_reduction): Add new argument to specify
10115 reduction variable.
10116 (vect_finalize_reduction): Handle subtraction, fix comments.
10117 (vectorizable_reduction): Handle nested cycles. In case of nested
10118 cycle keep track of the reduction variable position. Call
10119 vect_is_simple_reduction with additional parameter. Use original
10120 statement code in reduction epilogue for nested cycle. Call
10121 vect_create_epilog_for_reduction with additional parameter.
10122 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10123 inner-loop vectorization.
10124 (vect_recog_widen_sum_pattern): Likewise.
10125 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10127 (vect_mark_stmts_to_be_vectorized): Likewise.
10128 (vect_get_vec_def_for_operand): Handle nested cycles.
10130 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10132 * doc/invoke.texi (Debugging Options): Fix option index entries
10133 for -fdump-statistics, -frandom-seed add entries for
10134 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10135 (FRV Options): Fix entries for -mTLS, -mtls.
10136 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10137 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10138 (M68hc1x Options): Fix @itemx for -mnominmax.
10139 (MCore Options): Fix entry for -mno-lsim.
10140 (MMIX Options): Fix entry for -mabi=mmixware.
10141 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10143 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10145 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10146 Mention the plugin mode of gengtype.
10147 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10148 * gengtype.c: Updated copyright.
10149 (plugin_files, nb_plugin_files) Added new static variables.
10150 (measure_input_list) Care about plugin_files.
10151 (write_rtx_next): Added early return in plugin mode.
10152 (create_file): Updated copyright year in generated file. Added
10154 (oprintf): Added early return if NULL outf.
10155 (get_output_file_with_visibility): Care of plugin_files.
10156 (get_output_file_name): May return null.
10157 (write_local): Added early return.
10158 (put_mangled_filename): Ditto.
10159 (finish_root_table): Added check for base_files.
10160 (write_roots): Care about null when plugins.
10161 (main): Added plugin mode.
10163 2009-06-15 Ian Lance Taylor <iant@google.com>
10165 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10166 * gcov.c (read_count_file): Add braces around variables declared
10169 * c.opt (Wjump-misses-init): New warning.
10170 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10171 -Wall and -Wc++-compat if not already set.
10172 (c_common_post_options): Clear warn_jump_misses_init if it was not
10174 * c-decl.c (struct c_binding): Change type field to a union with
10175 new label field. Make it the first field in the struct. Update
10176 references to type to use u.type instead.
10177 (struct c_spot_bindings): Define.
10178 (struct c_goto_bindings): Define.
10179 (c_goto_bindings_p): Define, along with VECs.
10180 (struct c_label_vars): Define.
10181 (struct c_scope): Add has_label_bindings field.
10182 (bind_label, set_spot_bindings): New static functions.
10183 (decl_jump_unsafe, update_spot_bindings): New static functions.
10184 (update_label_decls): New static function.
10185 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10186 Update binding u.label field to shadowed field.
10187 (c_binding_start_stmt_expr): New function.
10188 (c_binding_end_stmt_expr): New function.
10189 (pushdecl): Don't call c_begin_vm_scope.
10190 (make_label): Add defining and p_label_vars parameters. Change
10192 (lookup_label): Correct test for whether a label has not yet been
10193 defined. Call bind_label rather than bind.
10194 (warn_about_goto): New static function.
10195 (lookup_label_for_goto): New function.
10196 (declare_label): Call bind_label rather than bind.
10197 (check_earlier_gotos): New static function.
10198 (define_label): Don't give errors about jumping into statement
10199 expressions or scopes of variably modified types. Call
10200 set_spot_bindings and check_earlier_gotos. Call bind_label
10201 instead of bind. Don't set label_context_stack_se or
10202 label_context_stack_vm.
10203 (c_get_switch_bindings): New function.
10204 (c_release_switch_bindings): New function.
10205 (c_check_switch_jump_warnings): New function.
10206 (start_function): Don't set label_context_stack_se or
10207 label_context_stack_vm.
10208 (finish_function): Likewise.
10209 * c-typeck.c (label_context_stack_se): Don't define.
10210 (label_context_stack_vm): Don't define.
10211 (c_finish_goto_label): Call lookup_label_for_goto rather than
10212 lookup_label. Don't give errors about jumping into a statement
10213 expression or the scope of a variably modified type. Don't set
10214 label_context_stack_se or label_context_stack_vm.
10215 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10216 fields. Add bindings field.
10217 (c_start_case): Don't set deleted fields. Set bindings field.
10218 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10219 or blocked_vm. Call c_check_switch_jump_warnings.
10220 (c_finish_case): Don't test blocked_stmt_expr field. Call
10221 c_release_switch_bindings.
10222 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10223 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10224 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10225 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10226 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10227 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10228 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10229 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10230 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10231 (C_DECL_UNJUMPABLE_VM): Don't define.
10232 (C_DECL_UNDEFINABLE_VM): Don't define.
10233 (struct c_label_list): Don't define.
10234 (struct c_label_context_se): Don't define.
10235 (struct c_label_context_vm): Don't define.
10236 (struct c_spot_bindings): Declare.
10237 (c_bindings_start_stmt_expr): Declare.
10238 (c_bindings_end_stmt_expr): Declare.
10239 (lookup_label_for_goto): Declare.
10240 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10241 (c_check_switch_jump_warnings): Declare.
10242 (label_context_stack_se, label_context_stack_vm): Don't declare.
10243 (c_finish_goto_label): Update declaration.
10244 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10245 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10246 (Warning Options): Document -Wjump-misses-init.
10248 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10250 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10253 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10255 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10257 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10259 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10261 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10263 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10265 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10267 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10268 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10269 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10270 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10271 * dwarf2asm.c (dw2_force_const_mem): Update call to
10272 make_decl_one_only.
10273 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10274 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10275 * langhooks.c (lhd_comdat_group): Remove.
10276 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10277 * tree.h (DECL_COMDAT_GROUP): New.
10278 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10279 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10280 (make_decl_one_only): Change signature.
10281 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10282 make_decl_one_only.
10283 (make_decl_one_only): Change signature.
10284 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10286 2009-06-15 Richard Guenther <rguenther@suse.de>
10288 PR middle-end/40439
10289 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10291 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10293 * tree-ssa-math-opts.c: Remove extra divide.
10295 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10297 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10299 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10301 * passes.c: Add bswap pass.
10302 * tree-pass.h: Add pass_optimize_bswap declaration.
10303 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10304 Include rtl.h, expr.h and optabs.h for optab_handler check.
10305 (struct symbolic_number, pass_optimize_bswap): New definition.
10306 (do_shift_rotate, verify_symbolic_number_p): New functions.
10307 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10308 (gate_optimize_bswap): New function.
10309 * tree.c (widest_int_cst_value): New function.
10310 * tree.h (widest_int_cst_value): Prototype added.
10312 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10314 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10315 REG_EQUAL/REG_EQUIV notes.
10317 2009-06-14 Richard Guenther <rguenther@suse.de>
10319 PR middle-end/40389
10320 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10321 has its address taken if NRV was applied and it is addressable.
10322 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10323 function split out from ...
10324 (get_constraint_for_1): ... here.
10325 (handle_rhs_call): Use it to mark the return slot escaped if
10326 it is addressable and NRV was applied.
10328 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10330 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10331 Change first argument type to location_t.
10332 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10333 Do not set input_location.
10334 Use loc instead of input_location throughout.
10336 2009-06-13 Richard Guenther <rguenther@suse.de>
10338 PR tree-optimization/40421
10339 * tree-predcom.c (should_unroll_loop_p): Remove.
10340 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10342 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10344 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10345 Add location argument.
10347 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10349 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10351 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10352 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10353 * config/spu/spu-protos.h: Add location to
10354 spu_resolve_overloaded_builtin.
10355 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10356 spu_build_builtin_va_list.
10357 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10358 argument. Pass location to build_function_call_vec.
10359 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10361 (emit_fpu_switch): Same.
10362 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10363 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10364 to build_decl and create_artificial_label.
10365 (xtensa_gimplify_va_arg_expr): Same.
10366 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10367 (xstormy16_gimplify_va_arg_expr): Same.
10368 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10369 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10370 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10371 (mips16_build_function_stub): Same.
10372 (mips16_build_call_stub): Same.
10374 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10377 * arm/constraints.md (Pa, Pb): New constraints.
10378 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10379 split pattern to deal with them.
10381 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10383 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10384 fix index entry for -Xpreprocessor.
10386 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10388 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10389 Add location argument to build_decl call.
10390 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10391 (rs6000_init_builtins): Same.
10392 (spe_init_builtins): Same.
10393 (rs6000_gimplify_va_arg): Add location argument to
10394 create_artificial_label call.
10396 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10398 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10399 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10400 * Makefile.in: Fix GGC dependency for gcse.o.
10402 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10404 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10405 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10406 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10408 * c-parser.c (c_parser_binary_expression): Use current column while
10409 building binary operations.
10410 * common.opt (fshow-column): Enable by default.
10411 * tree-vrp.c (check_array_ref): Use warning_at.
10412 (check_array_bounds): Use location from call back if expr has no
10414 * tree.h: Add location argument to maybe_fold_*.
10415 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10416 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10417 (maybe_fold_offset_to_component_ref): Same.
10418 (maybe_fold_offset_to_reference): Same.
10419 (maybe_fold_offset_to_address): Same.
10420 (maybe_fold_stmt_indirect): Same.
10421 (maybe_fold_stmt_addition): Same.
10422 (fold_stmt_r): Pass location to maybe_fold_*.
10423 (fold_gimple_assign): Same.
10424 * c-tree.h: Add location argument to finish_decl,
10425 default_function_array_conversion, store_init_value.
10426 * c-decl.c (define_label): Use error_at.
10427 (c_make_fname_decl): Pass location to finish_decl.
10428 (finish_decl): New location argument.
10429 (build_compound_literal): Pass location to store_init_value.
10430 (grokdeclarator): Pass location to finish_decl.
10432 * c-typeck.c (array_to_pointer_conversion): New location argument.
10433 (function_to_pointer_conversion): Same.
10434 (default_function_array_conversion): Same.
10435 (parser_build_unary_op): Pass location to overflow_warning.
10436 (parser_build_binary_op): Same. Use warning_at.
10437 (build_unary_op): Pass location to array_to_pointer_conversion.
10438 (build_c_cast): Pass location to digest_init.
10439 (build_modify_expr): New location argument.
10440 (convert_for_assignment): Same.
10441 (store_init_value): Same.
10442 (digest_init): Same.
10443 (output_init_element): Pass location to digest_init and
10444 array_to_pointer_conversion.
10445 (c_finish_return): Pass location to convert_for_assignment.
10446 * gimplify.c (gimplify_conversion): Pass location to
10447 maybe_fold_offset_to_address.
10448 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
10449 to maybe_fold_stmt_addition.
10450 * c-omp.c (c_finish_omp_atomic): Pass new location to
10452 (c_finish_omp_for): Same.
10453 * c-common.c (overflow_warning): New argument.
10454 * c-common.h: New argument to build_modify_expr, overflow_warning.
10455 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
10457 (c_parser_initializer): Pass location to
10458 default_function_array_conversion.
10459 (c_parser_initelt): Same.
10460 (c_parser_initval): Same.
10461 (c_parser_asm_operands): Same.
10462 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
10463 (c_parser_conditional_expression): Same.
10464 (c_parser_binary_expression): Add location info to stack. Use it.
10465 (c_parser_unary_expression): Pass location to
10466 default_function_array_conversion, parser_build_unary_op,
10467 build_indirect_ref, c_parser_postfix_expression_after_primary.
10468 (c_parser_postfix_expression_after_primary): New location argument.
10470 (c_parser_expression_conv): Pass location to
10471 default_function_array_conversion.
10472 (c_parser_expr_list): Same.
10473 (c_parser_omp_atomic): Same.
10474 (c_parser_omp_for_loop): Same.
10475 * c-tree.h: (struct c_declarator): Add comment to id_loc.
10476 (build_array_declarator): New argument.
10477 * c-decl.c (build_array_declarator): Add location argument.
10478 (grokdeclarator): Set id_loc for cdk_array.
10479 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
10480 build_array_declarator.
10481 * tree.c (build_omp_clause): Add location argument.
10482 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
10483 (OMP_CLAUSE_LOCATION): New macro.
10484 (struct tree_omp_clause): Add location field.
10485 (build_omp_clause): Add argument.
10486 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
10487 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
10489 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
10490 (cp_parser_omp_clause_collapse): Same.
10491 (cp_parser_omp_clause_default): Same.
10492 (cp_parser_omp_clause_if): Same.
10493 (cp_parser_omp_clause_nowait): Same.
10494 (cp_parser_omp_clause_num_threads): Same.
10495 (cp_parser_omp_clause_ordered): Same.
10496 (cp_parser_omp_clause_schedule): Same.
10497 (cp_parser_omp_clause_untied): Same.
10498 (cp_parser_omp_for_loop): Same.
10499 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10500 * c-tree.h (c_start_case): Add location argument.
10501 (c_process_expr_stmt): Same.
10502 (c_finish_goto_*): Same.
10503 * tree-parloops.c (initialize_reductions): Pass location to
10505 (create_parallel_loop): Same.
10506 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
10507 (gfc_trans_omp_reduction_list): Same.
10508 (gfc_trans_omp_clauses): Same.
10509 (gfc_trans_omp_do): Same.
10510 * c-typeck.c (c_finish_goto_label): Same.
10511 (c_finish_goto_ptr): New location argument.
10512 (c_start_case): Same.
10513 (emit_side_effect_warnings): Same.
10514 (c_process_expr_stmt): Same.
10515 (c_finish_stmt_expr): Same.
10516 (c_finish_omp_clauses): Use error_at instead of error.
10517 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
10519 * c-omp.c (c_split_parallel_clauses): New location argument.
10520 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
10521 to build_omp_clause.
10522 (convert_local_reference_stmt): Same.
10523 (convert_gimple_call): Same.
10524 * c-common.h (c_split_parallel_clauses): New argument.
10525 * c-parser.c (c_parser_statement_after_labels): Pass location to
10526 c_finish_goto_label.
10527 (c_parser_switch_statement): Pass location to c_start_case.
10528 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
10529 and c_process_expr_stmt.
10530 (c_parser_omp_variable_list): Add location argument.
10531 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
10532 (c_parser_omp_clause_default): Same.
10533 (c_parser_omp_clause_if): Same.
10534 (c_parser_omp_clause_num_threads): Same.
10535 (-c_parser_omp_clause_ordered): Same.
10536 (c_parser_omp_clause_reduction): Pass location to
10537 c_parser_omp_variable_list.
10538 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
10539 (c_parser_omp_clause_untied): Same.
10540 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
10541 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10543 * c-tree.h (check_for_loop_decls, undeclared_variable,
10544 build_component_ref, build_array_ref, build_external_ref,
10545 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
10546 build_conditional_expr, build_compound_expr, c_cast_expr,
10547 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
10548 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
10550 * c-semantics.c (build_stmt): Same.
10551 (build_case_label): Same.
10552 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
10553 (undeclared_variable): New argument.
10554 (make_label): Same.
10555 (lookup_label): Pass location on down.
10556 (define_label): Same.
10557 (finish_decl): Same.
10558 (build_compound_literal): Same.
10559 (finish_struct): Same.
10560 (finish_function): Do not set location here.
10561 (check_for_loop_decls): New argument.
10562 * tree.c (save_expr): Set location.
10563 (build_empty_stmt): New argument.
10564 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
10565 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
10566 * builtins.c (gimplify_va_arg_expr): Use locations.
10567 (expand_builtin_sync_operation): Same.
10568 * c-typeck.c (build_component_ref): New argument.
10569 (build_array_ref): Same.
10570 (build_external_ref): Same.
10571 (c_expr_sizeof_expr): Same.
10572 (c_expr_sizeof_type): Same.
10573 (parser_build_unary_op): Same.
10574 (build_conditional_expr): Same.
10575 (build_compound_expr): Pass location on down.
10576 (build_compound_expr): New argument.
10577 (build_c_cast): Same.
10578 (c_cast_expr): Same.
10579 (build_asm_expr): Same.
10580 (c_finish_return): Same.
10581 (c_process_expr_stmt): Pass location on down.
10582 (c_finish_stmt_expr): New argument.
10583 (push_clenaup): Same.
10584 (c_finish_omp_parallel): Same.
10585 (c_finish_omp_task): Same.
10586 * gimplify.c (gimplify_call_expr): Pass location on down.
10587 * c-omp.c (c_finish_omp_master): New argument.
10588 (c_finish_omp_critical): Same.
10589 (c_finish_omp_ordered): Same.
10590 (c_finish_omp_barrier): Same.
10591 (-c_finish_omp_taskwait): Same.
10592 (c_finish_omp_atomic): Same.
10593 (c_finish_omp_flush): Same.
10594 * tree-inline.c (copy_tree_body_r): Pass location on down.
10595 (inline_forbidden_p): Remove use of input_location.
10596 * c-gimplify.c (c_build_bind_expr): New argument.
10597 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
10598 (c_sizeof_or_alignof_type): New argument.
10599 (c_alignof_expr): Same.
10600 (build_va_arg): Same.
10601 (c_add_case_label): Same.
10602 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
10603 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
10604 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
10605 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
10606 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
10607 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
10609 * stub-objc.c (objc_build_selector_expr): Same.
10610 (objc_build_throw_stmt): Same.
10611 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
10612 (c_parser_initelt): Same.
10613 (c_parser_compound_statement): Same.
10614 (c_parser_compound_statement_nostart): Same.
10615 (c_parser_label): Same.
10616 (c_parser_statement_after_labels): Same.
10617 (c_parser_if_body): Same.
10618 (c_parser_else_body): Same.
10619 (c_parser_if_statement): Same.
10620 (c_parser_switch_statement): Same.
10621 (c_parser_while_statement): Same.
10622 (c_parser_do_statement): Same.
10623 (c_parser_for_statement): Same.
10624 (c_parser_asm_statement): Same.
10625 (c_parser_conditional_expression): Same.
10626 (c_parser_binary_expression): Same.
10627 (c_parser_cast_expression): Same.
10628 (c_parser_unary_expression): Same.
10629 (c_parser_sizeof_expression): Same.
10630 (c_parser_alignof_expression): Same.
10631 (c_parser_postfix_expression): Same.
10632 (c_parser_expression): Same.
10633 (c_parser_objc_receiver): Same.
10634 (c_parser_omp_variable_list): Same.
10635 (c_parser_omp_structured_block): Same.
10636 (c_parser_omp_atomic): New argument.
10637 (c_parser_omp_barrier): Same.
10638 (c_parser_omp_critical): Same.
10639 (c_parser_omp_flush): Pass location on down.
10640 (c_parser_omp_for_loop): New argument.
10641 (c_parser_omp_for): Same.
10642 (c_parser_omp_master): Same.
10643 (c_parser_omp_ordered): Same.
10644 (c_parser_omp_sections_scope): Same.
10645 (c_parser_omp_sections): Same.
10646 (c_parser_omp_parallel): Same.
10647 (c_parser_omp_single): Same.
10648 (c_parser_omp_task): Same.
10649 (c_parser_omp_taskwait): Pass location on down.
10650 (c_parser_omp_construct): Same.
10651 (c_parser_omp_threadprivate): Same.
10652 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
10653 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
10654 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
10655 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
10656 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
10657 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
10658 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
10659 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
10660 config/i386/i386.c, stmt.c:
10661 Add location argument to the following function definitions and/or
10662 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
10663 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
10664 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
10665 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
10666 do_case, c_finish_bc_stmt, build_compound_literal,
10667 build_function_call.
10668 * c-decl.c (build_compound_literal): Add location argument.
10669 Make all diagnostic calls use location.
10670 (start_struct): Same.
10671 (finish_struct): Same.
10672 (start_enum): Same.
10673 (build_enumerator): Same.
10674 (start_function): Same.
10675 (grokdeclarator): Make all diagnostic calls use location.
10676 (store_parm_decls_oldstyle): Same.
10677 * c-typeck.c (build_function_call): Add location argument.
10678 Make all diagnostic calls use location.
10680 (c_finish_bc_stmt): Same.
10681 * tree-nested.c (get_trampoline_type): Add argument.
10682 Pass location to build_decl.
10683 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
10684 * rtl.h (RTL_LOCATION): New.
10685 * c-common.c (c_add_case_label): Add location argument.
10686 Make all diagnostic calls use location.
10687 * c-common.h: Add location argument to make_fname_decl, do_case,
10688 c_add_case_label, build_function_call, resolve_overloaded_builtin.
10689 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
10690 Set it appropriately for every case. Pass enum_loc to start_enum
10691 call. Pass value_loc first to build_enumerator. Pass enum_loc to
10693 (c_parser_struct_or_union_specifier): Save location. Use it for
10694 start_struct, finish_struct, and parser_xref_tag.
10696 2009-06-12 Ian Lance Taylor <iant@google.com>
10698 * fold-const.c (fold_unary): Rename local variable and to and_expr.
10700 * c-opts.c (c_common_handle_option): For -Wc++-compat set
10701 cpp_opts->warn_cxx_operator_names.
10703 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10706 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
10707 is returns NULL and OP is a VCE, look through the VCE.
10709 2009-06-12 Ian Lance Taylor <iant@google.com>
10712 * collect2.c (main): Use CONST_CAST2 in code inside #if
10713 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
10715 2009-06-12 Joey Ye <joey.ye@intel.com>
10717 PR middle-end/39146
10718 * cfgexpand.c (get_decl_align_unit): Update
10719 max_used_stack_slot_alignment with align instead of
10720 stack_alignment_needed.
10722 * function.c (assign_stack_local_1): Update
10723 max_used_stack_slot_alignment with alignment_in_bits instead
10724 of stack_alignment_needed.
10725 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
10728 2009-06-12 Jakub Jelinek <jakub@redhat.com>
10730 * dwarf2out.c (last_var_location_insn): New variable.
10731 (dwarf2out_end_epilogue): Clear last_var_location_insn.
10732 (dwarf2out_var_location): Don't record anything after last real
10733 insn. Only change labels if there were any real instructions
10734 in between last note and this one, or if changed sections.
10736 2009-06-11 Richard Henderson <rth@redhat.com>
10738 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
10739 note when storing the frame pointer in a register.
10740 (FRP): Don't redefine to nothing for epilogue.
10741 (alpha_expand_epilogue): Mark register and sp restores.
10742 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
10744 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
10745 when gen_lowpart is needed.
10747 2009-06-11 Richard Henderson <rth@redhat.com>
10749 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
10751 * dwarf2out.c (need_data_align_sf_opcode): New.
10752 (div_data_align): Move earlier.
10753 (def_cfa_1, reg_save): Use it.
10755 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
10757 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
10758 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
10759 (ix86_handle_option): Handle OPT_mcrc32.
10760 (ix86_target_string): Add -mcrc32.
10761 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
10763 * config/i386/i386.h (TARGET_CRC32): New.
10765 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
10766 (sse4_2_crc32di): Likewise.
10768 * config/i386/i386.opt (mcrc32): New.
10770 * doc/invoke.texi: Document -mcrc32.
10772 2009-06-11 Richard Henderson <rth@redhat.com>
10774 * common.opt (gdwarf-): Accept a version number.
10775 * doc/invoke.texi (gdwarf-): Update docs.
10776 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
10777 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
10778 version level, and record it.
10780 * dwarf2.h (DW_CIE_VERSION): Remove.
10781 * dwarf2out.c (DWARF_VERSION): Remove.
10782 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
10783 (output_call_frame_info): Use CIE version 3 for dwarf3,
10784 or if the return register column is out of range for version 1.
10785 (dwarf_stack_op_name): Add all dwarf3 values.
10786 (DEBUG_PUBTYPES_SECTION): New.
10787 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
10788 encoding change for dwarf3.
10789 (output_die) [dw_val_class_die_ref]: Likewise.
10790 (output_compilation_unit_header): Emit correct version for dwarf3.
10791 (output_line_info): Likewise.
10792 (output_pubnames): Update for DWARF_VERSION removal.
10793 (output_aranges): Likewise.
10794 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
10795 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
10796 (dwarf2out_finish): Likewise.
10798 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10800 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
10803 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10806 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
10807 * builtins.c (expand_builtin_unreachable): New function.
10808 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
10809 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
10810 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
10812 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
10813 searching for missing barriers.
10815 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10817 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
10818 when -fprofile-generate* was passed.
10819 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10821 2009-06-11 Anthony Green <green@moxielogic.com>
10823 * config/moxie/moxie.md: Define length attribute for all instructions.
10825 (*b<cond:code>): Support limited branch ranges for new PC-relative
10826 branch instructions.
10827 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
10829 2009-06-11 Jakub Jelinek <jakub@redhat.com>
10831 * config/i386/i386.c (min_insn_size): Use get_attr_length
10832 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
10833 For __asm return 0.
10835 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
10836 instead of emit_insn_before.
10838 2009-06-10 Ian Lance Taylor <iant@google.com>
10841 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
10844 2009-06-10 Revital Eres <eres@il.ibm.com>
10846 * passes.c (init_optimization_passes): Reschedule
10847 predictive-commoning pass before complete unroll pass.
10849 2009-06-10 Martin Jambor <mjambor@suse.cz>
10851 * cgraph.c (cgraph_node_can_be_local_p): New function.
10852 (cgraph_make_node_local): New function.
10853 * cgraph.h (cgraph_node_can_be_local_p): Declare.
10854 (cgraph_make_node_local): Declare.
10856 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
10858 * tree.h (tree_base): Add packed_flag and user_align fields.
10859 Decrease size of spare field.
10860 (TYPE_USER_ALIGN): Use user_align from tree_base.
10861 (DECL_USER_ALIGN): Likewise.
10862 (TYPE_PACKED): Use packed_flag from tree_base.
10863 (DECL_PACKED): Likewise.
10864 (tree_type): Delete packed_flag and user_align fields. Widen
10865 precision field. Widen mode field and shuffle fields to align
10866 mode on an 8-bit boundary.
10867 (tree_decl_common): Delete decl_flag_1 and user_align fields.
10868 Renumber decl_flag_* fields. Fix comments. Widen
10869 decl_common_unused field.
10870 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
10871 (DECL_EXTERNAL): Likewise.
10872 (DECL_BIT_FIELD): Likewise.
10873 (DECL_NONADDRESSABLE_P): Likewise.
10874 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
10875 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
10877 2009-06-10 Ian Lance Taylor <iant@google.com>
10879 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
10880 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
10881 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
10882 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
10883 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
10884 DEF_VEC_ALLOC_FUNC_P.
10885 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
10886 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
10887 DEF_VEC_ALLOC_FUNC_O.
10888 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
10889 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
10890 DEF_VEC_ALLOC_FUNC_I.
10891 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
10892 (vec_stack_p_reserve_exact_1): Declare.
10893 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
10894 (vec_stack_free): Declare.
10895 (VEC_stack_alloc): Define.
10896 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
10897 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
10898 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
10899 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
10901 (stack_vecs): New static variable.
10902 (vec_stack_p_reserve_exact_1): New function.
10903 (vec_stack_o_reserve_1): New static function.
10904 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
10905 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
10906 (vec_stack_free): New function.
10907 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
10908 (VEC_df_ref_stack_alloc): Define.
10909 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
10910 DEF_VEC_ALLOC_P_STACK.
10911 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
10912 (struct df_collection_rec): Change _vec fields to VEC. Remove
10914 (df_free_collection_rec): Adjust for new fields.
10915 (df_insn_rescan): Use new df_collection_rec fields.
10916 (df_notes_rescan, df_canonize_collection_rec): Likewise.
10917 (df_ref_create_structure, df_ref_record): Likewise.
10918 (df_get_conditional_uses, df_get_call_refs): Likewise.
10919 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
10920 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
10921 (df_record_exit_block_uses, df_bb_verify): Likewise.
10922 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
10923 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
10924 Remove count parameter. Change return type to void. Change all
10926 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
10927 Remove count parameter. Change return type to void. Change all
10929 (df_install_refs): Change old_vec parameter to VEC. Remove count
10930 parameter. Change all callers.
10931 (df_install_mws): Change old_vec parameter to VEC. Remove count
10932 parameter. Change all callers.
10933 (df_refs_verify): Change new_rec parameter to VEC. Change call
10935 (df_mws_verify): Likewise.
10937 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
10939 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
10941 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
10943 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
10945 2009-06-10 Anthony Green <green@moxielogic.com>
10947 * config/moxie/crti.asm: New file.
10948 * config/moxie/crtn.asm: New file.
10949 * config/moxie/moxie.c: New file.
10950 * config/moxie/moxie.h: New file.
10951 * config/moxie/sfp-machine.h: New file.
10952 * config/moxie/moxie-protos.h: New file.
10953 * config/moxie/t-moxie: Created.
10954 * config/moxie/t-moxie-softfp: Created.
10955 * config/moxie/moxie.md: Created.
10956 * config/moxie/constraints.md: Created.
10957 * config.gcc: Add moxie support.
10958 * doc/md.texi (Machine Constraints): Add moxie constraints.
10959 * doc/contrib.texi (Contributors): Mention moxie port.
10960 * doc/install.texi (Specific): Mention the moxie port.
10962 2009-06-09 Ian Lance Taylor <iant@google.com>
10964 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
10965 compiling with C++.
10966 * optabs.c (optab_table): Only use designated initializers if
10967 HAVE_DESIGNATED_INITIALIZERS is defined.
10968 (convert_optab_table): Likewise.
10969 (init_optabs): Always call init_insn_codes if
10970 HAVE_DESIGNATED_INITIALIZERS is not defined.
10972 2009-06-09 Ian Lance Taylor <iant@google.com>
10974 * targhooks.c (default_builtin_vectorized_function): Change fn
10975 parameter to unsigned int.
10976 (default_builtin_vectorized_conversion): Change code parameter to
10978 (default_builtin_reciprocal): Change fn parameter to unsigned int.
10979 * targhooks.h: Update declarations.
10980 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
10981 parameter to unsigned int.
10983 * c-typeck.c (comptypes_check_enum_int): New static function.
10984 (comptypes_internal): Add enum_and_int_p parameter. Change all
10986 (comp_target_types): Add location parameter. Change all callers.
10987 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
10988 Change all callers.
10989 (function_types_compatible_p, type_lists_compatible_p): Likewise.
10990 (build_conditional_expr): Add colon_loc parameter. Change all
10992 (convert_for_assignment): Add location parameter. Change all callers.
10993 * c-parser.c (c_parser_conditional_expression): Pass location of
10994 colon to build_conditional_expr.
10995 * c-tree.h (build_conditional_expr): Update declaration.
10997 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
10999 * graphite.c: Revert previous patch.
11001 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11004 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11006 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11008 * tree-ssa-loop-prefetch.c
11009 (loop_prefetch_arrays): Fixed a portability problem in printf format
11012 2009-06-09 Martin Jambor <mjambor@suse.cz>
11014 PR tree-optimization/40351
11015 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11016 refrence to a potential artifical subaccess can be constructed.
11018 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11020 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11021 (sh_override_options): Likewise.
11022 * config/sh/sh.c: Include params.h.
11023 (sh_optimization_options): New.
11024 (sh_override_options): Likewise.
11025 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11026 (OVERRIDE_OPTIONS): Use sh_override_options.
11028 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11030 * dwarf2out.c (emit_cfa_remember): New variable.
11031 (add_fde_cfi): If emit_cfa_remember, recurse to add
11032 DW_CFA_remember_state first.
11033 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11034 instead just set emit_cfa_remember.
11036 2009-06-08 Jan Hubicka <jh@suse.cz>
11039 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11041 2009-06-08 Jan Hubicka <jh@suse.cz>
11043 PR middle-end/39834
11044 * cgraphunit.c (save_inline_function_body): Do not copy transform
11045 hooks for saved inline bodies.
11046 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11047 for given function.
11049 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11051 * jump.c (returnjump_p): Handle delayed branches. Add missing
11054 2009-06-08 Jan Hubicka <jh@suse.cz>
11056 PR middle-end/40102
11057 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11058 original node might've been modified.
11059 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11061 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11063 * tree-object-size.c (addr_object_size): Add OSI argument.
11064 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11065 (compute_builtin_object_size, expr_object_size): Adjust callers.
11066 (plus_stmt_object_size): Call addr_object_size instead of
11067 compute_builtin_object_size.
11069 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11070 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11072 * tree-ssa-loop-prefetch.c
11073 (gather_memory_references): Introduced a counter for the number of
11075 (anything_to_prefetch_p): Introduced a counter for the number of
11077 (is_loop_prefetching_profitable): New function with a cost model
11079 (loop_prefetch_arrays): Use the new cost model to determine if
11080 prefetching is profitable.
11081 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11082 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11083 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11084 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11085 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11086 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11088 2009-06-08 Michael Matz <matz@suse.de>
11091 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11092 partitions use the same.
11093 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11094 for basevars of SSA_NAMEs.
11095 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11096 to not expand them twice.
11097 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11100 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11102 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11103 (fdump-final-insns=, gtoggle): New.
11104 * doc/invoke.texi: Document them.
11105 * final.c (rest_of_clean_state): Dump final insn stream.
11106 * gcc.c (invoke_as): Hook in -fcompare-debug.
11107 (static_spec_functions): Add compare-debug-dump-opt,
11108 compare-debug-self-opt and compare-debug-auxbase-opt.
11109 (compare_debug, compare_debug_second, compare_debug_opt): New.
11110 (switches_debug_check, n_switches_debug_check): New.
11111 (debug_auxbase_opt, debug_check_temp_file): New.
11112 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11114 (do_self_spec): Handle arguments after switches.
11115 (do_spec_1): Add .gk extension to temp file basenames for compare.
11116 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11117 (cc1_options): Use it instead of normal auxbase computation for
11118 the second compare-debug compilation.
11119 (compare_files): New.
11120 (main): Set up and implement compare debug mode.
11121 (compare_debug_dump_opt_spec_function): New.
11122 (compare_debug_self_opt_spec_function): New.
11123 (compare_debug_auxbase_opt_spec_function): New.
11124 * toplev.c (process_options): Handle flag_gtoggle,
11125 flag_dump_final_insns.
11126 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11127 during -fcompare-debug-second compilation.
11129 2009-06-07 Ian Lance Taylor <iant@google.com>
11131 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11132 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11134 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11135 with no default node. Change warning with %H to warning_at.
11136 Don't clear warn_switch around case checking.
11137 * doc/invoke.texi (Warning Options): Clarify distinction between
11138 -Wswitch and -Wswitch-enum.
11140 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11142 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11144 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11146 * gbl-ctors.h: Add header guard.
11148 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11150 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11151 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11152 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11153 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11154 prototypes for removed functions.
11155 (expressions_equal_p): Move to ...
11156 * tree-ssa-sccvn.h: ... here and ...
11157 * matrix-reorg.c: ... adjust includes.
11159 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11161 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11163 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11165 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11166 (finish_function): Remove erroneous whitespace.
11168 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11170 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11171 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11173 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11175 * errors.c (internal_error): Commentary typo fix.
11176 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11177 * tree-ssa-pre.c: Ditto.
11179 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11181 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11182 them is supposed to hold actual statements.
11184 2009-06-06 Ian Lance Taylor <iant@google.com>
11186 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11187 empty statements can now have attributes.
11189 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11191 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11192 * config/mips/mips.md: Ditto.
11194 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11196 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11198 (__eabi_uconvert): Likewise.
11200 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11202 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11203 CFI_* definitions with IN_GCC.
11205 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11207 * xcoffout.h (xcoffout_source_line): Update prototype.
11209 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11211 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11212 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11214 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11216 PR middle-end/40340
11217 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11218 inlined_function_outer_scope_p blocks for artificial inlines
11220 * tree.c (tree_nonartificial_location): Rewrite using
11221 block_nonartificial_location.
11223 2009-06-05 Revital Eres <eres@il.ibm.com>
11224 Leehod Baruch <leehod@il.ibm.com>
11226 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11227 (expand_expr_real_1): Remove comment.
11228 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11229 Vectorize misaligned access when the target supports it.
11230 (vect_supportable_dr_alignment): Check for unaligned access support.
11231 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11234 2009-06-05 Julian Brown <julian@codesourcery.com>
11236 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11237 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11239 2009-06-05 Richard Guenther <rguenther@suse.de>
11242 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11243 as possibly unused.
11245 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11247 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11248 (save_gprs): Don't tell unwinder when a global register is saved.
11249 (s390_emit_epilogue): Emit needed epilogue unwind info.
11251 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11253 * dwarf2out.c (deferred_asm_name): New.
11254 (add_name_and_src_coords_attributes): Defer creation of
11255 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11257 (move_linkage_attr): New.
11258 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11261 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11263 * tree-nested.c (finalize_nesting_tree_1): Declare the
11264 frame_decl in the binding tree.
11266 2009-06-04 Cary Coutant <ccoutant@google.com>
11268 * basic-block.h (struct basic_block_def): Add discriminator field.
11269 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11271 * debug.c (do_nothing_debug_hooks): Add additional entry.
11272 (debug_nothing_int_charstar_int): New function.
11273 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11274 (debug_nothing_int_charstar_int): New declaration.
11275 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11276 discriminator value in .loc directive.
11277 * final.c (last_discriminator): New variable.
11278 (discriminator): New variable.
11279 (final_start_function): Initialize above variables, pass current
11280 discriminator to debug hook.
11281 (notice_source_line): Check for discriminator change.
11282 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11283 * sdbout.c (sdbout_source_line): New parameter.
11284 * tree-cfg.c (struct locus_discrim_map): New structure type.
11285 (discriminator_per_locus): New hash table.
11286 (build_gimple_cfg): Allocate and free discriminator hash table.
11287 (make_edges): Call assign_discriminator.
11288 (locus_map_hash): New function.
11289 (locus_map_eq): New function.
11290 (next_discriminator_for_locus): New function.
11291 (same_line_p): New function.
11292 (assign_discriminator): New function.
11293 (make_cond_expr_edges): Call assign_discriminator.
11294 (make_gimple_switch_edges): Likewise.
11295 (first_non_label_stmt): New function.
11296 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11298 * xcoffout.c (xcoffout_source_line): Add new parameter.
11300 * configure.ac (gcc_cv_as_discriminator): New configury check for
11301 gas support for discriminator.
11302 * configure: Regenerate.
11303 * config.in: Regenerate.
11305 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11307 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11308 val after checking for integers.
11310 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11312 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11314 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11315 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11316 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11317 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11318 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11319 X64_SSE_REGPARM_MAX.
11320 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11321 X64_SSE_REGPARM_MAX.
11323 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11325 * gcc.c (report_times_to_file): New.
11326 (execute): Implement it.
11327 (process_command): Support -time=.
11328 * doc/invoke.texi: Document it.
11330 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11332 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11333 that have value exprs.
11335 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11337 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11338 declarations for constants until...
11339 (dw2_output_indirect_constant_1): ... this point.
11341 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11344 * arm.md (arm_addsi3): Don't try to split an add with an
11345 eliminable register until after reload has completed.
11347 2009-06-03 Ian Lance Taylor <iant@google.com>
11349 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11350 * genattrtab.c (write_length_unit_log): Likewise.
11351 * genchecksum.c (dosum): Likewise.
11352 * gengtype.c (write_rtx_next): Likewise.
11353 (finish_root_table, write_roots): Likewise.
11354 * gimple.c (gimple_ops_offset_): Likewise.
11355 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11356 * config/arc/arc.c (arc_attribute_table): Likewise.
11357 * config/arm/arm.c (arm_attribute_table): Likewise.
11358 * config/avr/avr.c (avr_attribute_table): Likewise.
11359 * config/crx/crx.c (crx_attribute_table): Likewise.
11360 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11361 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11362 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11363 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11364 * config/sh/sh.c (sh_attribute_table): Likewise.
11365 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11366 * config/spu/spu.c (spu_attribute_table): Likewise.
11367 * config/v850/v850.c (v850_attribute_table): Likewise.
11369 * config/alpha/alpha.c (vms_attribute_table): Make static.
11370 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11371 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11372 * config/mips/mips.c (mips_attribute_table): Likewise.
11374 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11376 (cc1-checksum.o): Likewise.
11378 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11380 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11382 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11384 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11385 insn if it is changing sp. Use gen_add3_insn instead of
11386 conditionally gen_addsi3 and gen_adddi3.
11387 (offset_below_red_zone_p): New static inline function.
11388 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11389 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11390 * config/rs6000/ppc-asm.h: Include auto-host.h.
11391 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11392 CFI_RESTORE): Define.
11393 * config/rs6000/crtresxgpr.asm: Add unwind info.
11394 * config/rs6000/crtresxfpr.asm: Likewise.
11395 * config/rs6000/crtresgpr.asm: Likewise.
11396 * config/rs6000/crtresfpr.asm: Likewise.
11397 * config/rs6000/crtsavgpr.asm: Likewise.
11398 * config/rs6000/crtsavfpr.asm: Likewise.
11400 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11401 argument of DWARF2_FRAME_REG_OUT macros.
11403 2009-06-03 Julian Brown <julian@codesourcery.com>
11405 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11406 words or less (including TImode) in core registers.
11408 2009-06-03 Richard Guenther <rguenther@suse.de>
11410 PR middle-end/40328
11411 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11413 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11415 * statistics.c (statistics_counter_event): Do not record event
11416 in pass dump if its number == -1.
11417 (curr_statistics_hash): Add assert that we never get passes
11418 with static number == -1.
11420 2009-06-03 Richard Guenther <rguenther@suse.de>
11421 Andrey Belevantsev <abel@ispras.ru>
11423 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
11424 non-BLKmode arrays addressable.
11426 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
11428 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
11429 * config/m68k/m68k.h: ... here.
11430 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
11433 2009-06-03 Martin Jambor <mjambor@suse.cz>
11435 PR tree-optimization/40323
11436 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
11439 2009-06-03 Richard Guenther <rguenther@suse.de>
11441 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11444 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
11446 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11447 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
11448 JUMP_TABLE_DATA_P where applicable.
11449 * config/sh/sh.c: Ditto.
11450 * config/sh/sh.h: Ditto.
11451 * config/sh/sh.md: Ditto.
11452 * config/sh/symbian.c: Ditto.
11454 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
11456 * config/i386/driver-i386.c (describe_cache): Optimize
11457 concatenation of strings. Use snprintf instead of sprintf.
11458 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
11459 target when not compiling with GCC.
11461 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
11463 * config/sh/sh.c: Revert last change.
11464 (sh_expand_epilogue): Emit a blockage insn before the frame
11465 pointer adjustment unconditionally.
11467 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11469 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
11470 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
11471 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
11472 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
11473 to COLLECT_GCC_OPTIONS.
11475 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11477 * collect2.c (target_system_root): New variable.
11478 (main): Handle --sysroot=.
11479 (ignore_library): Strip the sysroot from the library path.
11481 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11483 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
11484 (collect2.o): Depend on collect2-aix.h.
11485 (collect2-aix.o): New rule.
11486 * collect2-aix.h: New file.
11487 * collect2-aix.c: Likewise.
11488 * collect2.c: Include collect2-aix.h. Don't undefine
11489 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
11490 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
11491 Use TARGET_AIX_VERSION instead of _AIX51.
11492 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
11493 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
11494 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
11495 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
11496 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
11498 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11500 * collect2.c (ignore_library): Avoid premature post-increment
11501 and null deference.
11503 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11505 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
11506 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
11507 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
11508 CROSS_DIRECTORY_STRUCTURE too.
11509 (LINK_LIBG_SPEC): Likewise.
11510 (LIB_SPEC): Add %R to sysroot paths.
11511 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
11512 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
11513 * config/rs6000/aix51.h: As for aix43.h.
11514 * config/rs6000/aix52.h: Likewise.
11515 * config/rs6000/aix53.h: Likewise.
11516 * config/rs6000/aix61.h: Likewise.
11517 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
11518 to the beginning of sysroot paths.
11520 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11522 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
11523 INSN_LISTs that are out of the REG_NOTE range.
11525 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11527 * loop-unroll.c (struct iv_to_split): Add pointer to next.
11528 (struct var_to_expand): Likewise.
11529 (struct opt_info): Add head and tail for linked lists of the above.
11530 (analyze_insn_to_expand_var): Initialize next.
11531 (analyze_iv_to_split_insn): Likewise.
11532 (analyze_insns_in_loop): Create linked lists.
11533 (allocate_basic_variable): Simplify for use without hash table.
11534 (insert_var_expansion_initialization): Likewise, make it type-safer.
11535 (combine_var_copies_in_loop_exit): Likewise.
11536 (apply_opt_in_copies): Walk lists rather than hash tables.
11537 (release_var_copies): Simplified and inlined by hand into...
11538 (free_opt_info): ... this function.
11540 2009-06-02 Richard Guenther <rguenther@suse.de>
11542 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11545 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11547 * cfgexpand.c (gimple_expand_cfg): Discard the source location
11548 only for builtins that are not overridden.
11550 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11552 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
11555 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11557 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
11559 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11561 * combine.c (move_deaths): Compare LUIDs within the same BB only.
11563 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11565 * common.opt (fdump-unnumbered-links): New.
11566 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
11567 * print-rtl.c (flag_dump_unnumbered_links): New.
11568 (print_rtx): Test it.
11570 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
11572 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
11573 push/pop multiple to 8-byte alignment.
11575 2009-06-01 Jakub Jelinek <jakub@redhat.com>
11577 * config/i386/i386.c (queued_cfa_restores): New static variable.
11578 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
11580 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
11581 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
11582 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
11583 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
11584 note unconditionally.
11585 (ix86_emit_restore_regs_using_mov): Likewise.
11586 (ix86_emit_restore_sse_regs_using_mov): Likewise.
11587 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
11588 it through to ix86_emit_restore_reg_using_pop.
11589 (ix86_emit_leave): Add RED_OFFSET argument. Call
11590 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
11591 instead of adding REG_CFA_OFFSET note unconditionally.
11592 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
11593 the above functions. Call ix86_add_queued_cfa_restore_notes when
11596 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
11597 force output of the label even for dwarf2out_do_cfi_asm.
11598 (add_fde_cfi): If -g2 and above and cfi might change CFA,
11599 force creation of CFI label and chain DW_CFA_set_loc jumping to it
11600 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
11602 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
11603 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
11604 dwarf2out_cfi_label callers.
11605 * tree.h (dwarf2out_cfi_label): Adjust prototype.
11606 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
11607 Adjust dwarf2out_cfi_label callers.
11608 * config/vax/vax.c (vax_output_function_prologue): Likewise.
11610 * config/i386/i386.h (struct machine_cfa_state,
11611 struct machine_function): Guard with ifndef USED_FOR_TARGET
11612 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
11615 * emutls.c (__emutls_get_address): Change arr->size to mean number
11616 of allocated arr->data entries instead of # of slots + 1.
11618 PR middle-end/40316
11619 * recog.c (peep2_reinit_state): New function.
11620 (peephole2_init_state): Use it at the end of a basic block and also
11621 when seeing a RTX_FRAME_RELATED_P insn.
11623 2009-06-01 Steve Ellcey <sje@cup.hp.com>
11625 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
11626 fixuns_truncrfdi2): New.
11627 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
11628 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
11629 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
11630 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
11631 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
11632 *recip_approx): Remove.
11633 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
11634 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
11635 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
11637 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
11640 2009-06-01 Ian Lance Taylor <iant@google.com>
11642 * attribs.c (register_attribute): Use CONST_CAST.
11643 * collect2.c (main): Use CONST_CAST2.
11644 (scan_prog_file): Likewise.
11645 * gcc.c (process_command, main): Likewise.
11646 * toplev.c (toplev_main): Likewise.
11648 * c-typeck.c (handle_warn_cast_qual): New static function,
11649 partially broken out of build_c_cast.
11650 (build_c_cast): Call handle_warn_cast_qual.
11651 * doc/invoke.texi (Warning Options): Document new effect of
11654 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
11656 * diagnostic.c (diagnostic_build_prefix): Always print columns.
11657 (diagnostic_report_current_module): Print columns.
11658 * common.opt (flag_show_column): Enable by default.
11660 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
11662 * alias.c (find_base_term): Check for NULL term before returning.
11664 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11666 Revert due to PR40320:
11667 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11668 * calls.c (emit_library_call_value_1): Don't force_operand for move
11671 2009-06-01 Olivier Hainque <hainque@adacore.com>
11672 Eric Botcazou <ebotcazou@adacore.com>
11674 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
11675 to be processed as a bitfield for constructor output purposes.
11676 * output.h (initializer_constant_valid_for_bitfield_p): Declare
11678 * varasm.c (oc_local_state): New type, output_constructor
11679 local state to support communication with helpers.
11680 (oc_outer_state): New type, output_constructor outer state of
11681 relevance in recursive calls.
11682 (output_constructor_array_range): New output_constructor helper,
11683 extracted code for an array range element.
11684 (output_constructor_regular_field): New output_constructor helper,
11685 extracted code for an element that is not a bitfield.
11686 (output_constructor_bitfield): New output_constructor helper,
11687 extracted code for a bitfield element. Accept an OUTER state
11688 argument for recursive processing. Recurse on record or array
11689 CONSTRUCTOR values, possibly past noop conversions.
11690 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
11691 VALUE is a valid constant-valued expression for use in a static
11692 bit-field initializer.
11693 (output_constructor): Rework to use helpers. Accept and honor an
11694 OUTER state argument for recursive calls. Return total size. Be
11695 prepared for nested constructors initializing bitfields.
11696 (output_constant): Feed OUTER in calls to output_constructor.
11698 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11700 * calls.c (emit_library_call_value_1): Don't force_operand for move
11703 2009-06-01 Nick Clifton <nickc@redhat.com>
11705 * doc/invoke.texi (IA-64 Options): Fix typo.
11707 2009-06-01 Ira Rosen <irar@il.ibm.com>
11709 PR tree-optimization/39129
11710 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
11712 (vect_do_peeling_for_loop_bound): Use
11713 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11714 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11715 (vect_loop_versioning): Likewise.
11716 (vect_create_cond_for_alias_checks): Fix indentation.
11717 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
11719 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
11720 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
11721 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
11722 "control flow in loop".
11723 (vect_estimate_min_profitable_iters): Use
11724 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11725 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11726 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11727 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
11728 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
11729 statement belongs to a group of strided accesses with the exact code
11731 (vectorizable_load): Likewise.
11732 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
11733 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11735 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
11737 * config/freebsd-stdint.h: New file.
11738 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
11739 Add freebsd-stdint.h to tm_file.
11741 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
11743 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
11744 (thumb2_extendhidi2): Likewise.
11746 2009-05-31 Ian Lance Taylor <iant@google.com>
11748 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
11750 2009-05-31 Ian Lance Taylor <iant@google.com>
11752 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
11753 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
11754 (ipa-reference.o): Depend upon gt-ipa-reference.h.
11756 2009-05-31 Jason Merrill <jason@redhat.com>
11758 * tree-pretty-print.c (print_call_name): Take the callee, not the
11759 call itself. Make non-static. Use dump_function_name for functions.
11760 (dump_generic_node): Adjust.
11761 * diagnostic.h: Declare print_call_name.
11762 * gimple-pretty-print.c (dump_gimple_call): Use it.
11764 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11766 * config/sh/sh.md (ashldi3_std): New define_expand.
11769 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11772 * config/sh/sh.c: Include debug.h.
11773 (sh_expand_epilogue): Emit a blockage insn before the frame
11774 pointer adjustment also when dwarf2out_do_frame returns true.
11776 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
11778 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
11779 (thumb2_extendqidi2): New pattern.
11781 2009-05-31 Ira Rosen <irar@il.ibm.com>
11783 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
11784 mark phis for renaming.
11785 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
11786 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
11787 Call mark_sym_for_renaming.
11788 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
11789 * tree-vect-loop.c (vect_transform_loop): Remove
11790 vect_memsyms_to_rename initialization and a call to
11791 mark_set_for_renaming.
11793 2009-05-31 Jakub Jelinek <jakub@redhat.com>
11795 PR middle-end/40304
11796 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
11797 frame related even if !set_cfa && style < 0.
11799 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
11801 * config/i386/mingw-tls.c: New file.
11802 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
11803 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
11804 defining _WIN32 but not __CYGWIN__.
11806 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11808 * configure.ac: Add MPC support.
11810 * config.in, configure: Regenerate.
11812 2009-05-29 Richard Henderson <rth@redhat.com>
11814 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
11815 NOTE_INSN_BASIC_BLOCK.
11816 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
11817 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
11818 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
11820 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
11822 (add_cfi): Disable check redefining cfa away from drap.
11823 (lookup_cfa_1): Add remember argument; handle remember/restore.
11824 (lookup_cfa): Pass remember argument.
11825 (cfa_remember): New.
11826 (compute_barrier_args_size_1): Remove sibcall check.
11827 (dwarf2out_frame_debug_def_cfa): New.
11828 (dwarf2out_frame_debug_adjust_cfa): New.
11829 (dwarf2out_frame_debug_cfa_offset): New.
11830 (dwarf2out_frame_debug_cfa_register): New.
11831 (dwarf2out_frame_debug_cfa_restore): New.
11832 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
11833 (dwarf2out_begin_epilogue): New.
11834 (dwarf2out_frame_debug_restore_state): New.
11835 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
11836 DW_CFA_restore_state.
11837 (output_cfi_directive): Likewise.
11838 (convert_cfa_to_fb_loc_list): Likewise.
11839 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
11840 * dwarf2out.h: Update.
11841 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
11842 (copy_insn_1): Early out for null.
11843 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
11844 and dwarf2out_frame_debug_restore_state.
11845 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
11846 (prologue_insn_hash, epilogue_insn_hash): New.
11847 (free_after_compilation): Adjust freeing accordingly.
11848 (record_insns): Create hash table if needed; push insns into
11849 hash instead of array.
11850 (maybe_copy_epilogue_insn): New.
11851 (contains): Search hash table instead of array.
11852 (sibcall_epilogue_contains): Remove.
11853 (thread_prologue_and_epilogue_insns): Split eh_return insns
11854 and mark them as epilogues.
11855 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
11856 scanning in terms of basic blocks.
11857 * insn-notes.def (CFA_RESTORE_STATE): New.
11858 * jump.c (returnjump_p_1): Accept EH_RETURN.
11859 (eh_returnjump_p_1, eh_returnjump_p): New.
11860 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
11861 CFA_REGISTER, CFA_RESTORE): New.
11862 * rtl.def (EH_RETURN): New.
11863 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
11865 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
11866 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
11868 * config/i386/i386.c (gen_push): Update cfa state.
11869 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
11870 add a CFA_ADJUST_CFA note.
11871 (ix86_dwarf_handle_frame_unspec): Remove.
11872 (ix86_expand_prologue): Update cfa state.
11873 (ix86_emit_restore_reg_using_pop): New.
11874 (ix86_emit_restore_regs_using_pop): New.
11875 (ix86_emit_leave): New.
11876 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
11877 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
11878 * config/i386/i386.h (struct machine_cfa_state): New.
11879 (ix86_cfa_state): New.
11880 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
11881 (eh_return_internal): Merge from eh_return_<mode>,
11882 use eh_return rtx, split w/ epilogue.
11884 2009-05-29 Ian Lance Taylor <iant@google.com>
11886 * builtins.c (validate_gimple_arglist): Don't use va_arg with
11888 * calls.c (emit_library_call_value_1): Likewise.
11890 * c-typeck.c (c_build_va_arg): New function.
11891 * c-tree.h (c_build_va_arg): Declare.
11892 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
11893 instead of build_va_arg.
11895 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
11897 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
11898 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
11899 (ptr_difference_cost): Use affine combinations to compute it.
11900 (difference_cost): Likewise.
11901 (get_computation_cost_at): Compute more accurate cost for addresses
11902 if the ratio is a multiplier allowed in addresses.
11903 For non-addresses, consider that an additional offset or symbol is
11906 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11908 * config/i386/i386.c (ix86_decompose_address): Avoid useless
11909 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
11911 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
11912 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
11913 (prefix_rex): For UNIT_MMX don't imply the prefix by default
11915 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
11916 to 1 for TYPE_SSE{IADD1,CVT1}.
11917 (prefix_vex_imm8): Removed.
11918 (length_vex): Only pass 1 as second argument to
11919 ix86_attr_length_vex_default if prefix_extra is 0.
11920 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
11921 (length): For prefix vex computation use length_immediate
11922 attribute instead of prefix_vex_imm8.
11923 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
11924 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
11925 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
11926 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
11927 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
11928 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
11929 a space in between the operands.
11930 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
11931 if one operand is 0xff and the other one si, di, bp or sp.
11932 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
11933 other one si, di, bp or sp.
11934 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
11935 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
11936 type and mode attributes.
11937 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
11938 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
11939 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
11940 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
11941 prefix_data16 attribute iff MODE_DF.
11942 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
11943 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
11944 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
11945 constm128_operand in length_immediate computation.
11946 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
11947 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
11948 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
11949 length_immediate attribute to 1.
11950 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
11951 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
11952 for certain alternatives.
11953 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
11954 prefix_data16 attribute if MODE_V1DF.
11955 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
11956 length_immediate to 1.
11957 (set_got_rex64, set_rip_rex64): Remove length attribute, set
11958 length_address to 4, set mode attribute to MODE_DI.
11959 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
11960 (fxam<mode>2_i387): Set length attribute to 4.
11961 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
11962 *prefetch_3dnow_rex): Override length_address attribute.
11963 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
11965 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
11966 (constm128_operand): Removed.
11967 * config/i386/i386.c (memory_address_length): For
11968 disp && !index && !base in 64-bit mode account for SIB byte if
11969 print_operand_address can't optimize disp32 into disp32(%rip)
11970 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
11971 for fs: or gs: segment.
11972 (ix86_attr_length_immediate_default): When checking if shortform
11973 is possible, truncate immediate to the length of the non-shortened
11975 (ix86_attr_length_address_default): Ignore MEM_P operands
11977 (ix86_attr_length_vex_default): Only check for DImode on
11978 GENERAL_REG_P operands.
11979 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
11980 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
11981 (sse_cvttps2pi): Clear prefix_rep attribute.
11982 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
11984 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
11985 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
11986 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
11987 iff operand 2 is const_int_operand.
11988 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
11989 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
11990 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
11992 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
11994 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
11995 prefix_data16 attribute for movlpd and movhpd instructions.
11996 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
11997 length_immediate for shufpd instruction.
11998 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
11999 (avx_cmpp<avxmodesuffixf2c><mode>3,
12000 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12001 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12002 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12003 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12004 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12005 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12006 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12007 prefix_data16 attribute for the first alternative to 1.
12008 (*avx_loadlps): Override length_immediate for the first alternative.
12009 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12010 attributes for second alternative.
12011 (*vec_concatv2sf_sse4_1): Override length_immediate and
12012 prefix_data16 attributes for second alternative.
12013 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12014 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12015 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12016 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12017 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12018 prefix_data16 and length_immediate to 1.
12019 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12021 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12022 prefix_extra attribute for variants that don't have 0f prefix alone.
12023 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12024 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12025 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12026 *sse4_1_pextrd): Set length_immediate to 1.
12027 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12028 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12030 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12031 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12032 length_immediate to 1 for second alternative.
12033 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12034 prefix_extra and length_immediate attributes for the first
12036 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12038 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12039 to 1 for the first and third alternative.
12040 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12042 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12044 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12046 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12047 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12048 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12049 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12050 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12051 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12052 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12053 ssse3_psign<mode>3): Override prefix_rex attribute.
12054 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12055 (ssse3_palignrti): Override length_immediate to 1.
12056 (ssse3_palignrdi): Override length_immediate to 1, override
12057 prefix_rex attribute.
12058 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12059 (sse4a_extrqi): Override length_immediate to 2.
12060 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12061 (sse4a_insertq): Override prefix_data16 to 0.
12062 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12063 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12064 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12065 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12066 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12067 and length_immediate to 1.
12068 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12069 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12070 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12071 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12072 and length_immediate to 1.
12073 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12074 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12075 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12076 avx_ptest256): Override prefix_extra to 1.
12077 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12078 Override prefix_data16 and length_immediate to 1.
12079 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12080 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12081 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12082 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12083 prefix_data16 to 0 and prefix_extra to 2.
12084 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12085 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12087 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12088 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12089 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12090 and prefix_extra to 2.
12091 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12092 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12093 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12094 avx_vpermilvar<mode>3,
12095 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12096 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12097 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12098 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12099 Override prefix_extra to 1.
12100 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12101 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12102 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12103 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12104 prefix_extra and length_immediate to 1.
12105 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12107 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12108 to 1 for the first alternative.
12109 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12110 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12112 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12113 *movv2sf_internal_avx, *movv2sf_internal): Override
12114 prefix_rep attribute for certain alternatives.
12115 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12116 attributes for certain alternatives.
12117 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12118 attributes for certain alternatives.
12119 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12120 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12121 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12122 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12123 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12124 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12125 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12126 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12127 length_immediate to 1 if operand 2 is const_int_operand.
12128 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12129 *vec_extractv2si_1): Set length_immediate attribute to 1.
12130 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12131 using old 3DNOW insn rather than SSE/3DNOW_A.
12132 (mmx_emms, mmx_femms): Clear modrm attribute.
12134 2009-05-29 Martin Jambor <mjambor@suse.cz>
12136 * tree-sra.c: New implementation of SRA.
12138 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12139 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12140 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12141 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12142 (SRA_MAX_STRUCTURE_COUNT): Removed.
12143 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12144 * doc/invoke.texi (sra-max-structure-size): Removed.
12145 (sra-field-structure-ratio): Removed.
12147 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12149 PR middle-end/40291
12150 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12153 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12155 PR rtl-optimization/40101
12156 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12157 seqno. Adjust comment.
12158 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12159 inserting bookkeeping before a jump, the jump is not scheduled.
12160 When no positive seqno found, provide a value. Add comment.
12162 2009-05-29 Richard Guenther <rguenther@suse.de>
12164 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12165 short-cutting on the first component.
12167 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12169 PR middle-end/39958
12170 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12171 for trees other than decls/types.
12173 2009-05-29 Richard Guenther <rguenther@suse.de>
12175 * tree-ssa-operands.c (get_expr_operands): Do not handle
12176 INDIRECT_REFs in the handled-component case. Remove
12177 unused get_ref_base_and_extent case.
12178 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12179 tree_low_cst and host_integerp where possible.
12180 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12181 codes for equivalence.
12182 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12184 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12186 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12187 to tmake_file for i[34567]86-*-cygwin*.
12189 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12192 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12193 (altivec_categorize_keyword, init_vector_keywords,
12194 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12197 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12199 * tree.c (handle_dll_attribute): Check if node is
12200 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12202 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12204 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12206 (thumb2_zero_extendqidi2): Likewise.
12208 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12210 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12211 instead of gen_movrt.
12212 * config/sh/sh.md (movrt): Remove.
12214 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12216 * doc/invoke.texi (IA-64 Options):
12217 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12218 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12219 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12220 -msched-prefer-non-control-spec-insns,
12221 -msched-stop-bits-after-every-cycle,
12222 -msched-count-spec-in-critical-path,
12223 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12224 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12225 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12226 and -msched-spec-verbose.
12228 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12230 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12231 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12233 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12235 2009-05-28 Richard Guenther <rguenther@suse.de>
12237 * tree-ssa-alias.c (ao_ref_init): New function.
12238 (ao_ref_base): Likewise.
12239 (ao_ref_base_alias_set): Likewise.
12240 (ao_ref_alias_set): Likewise.
12241 (refs_may_alias_p_1): Change signature.
12242 (refs_may_alias_p): Adjust.
12243 (refs_anti_dependent_p): Likewise.
12244 (refs_output_dependent_p): Likewise.
12245 (call_may_clobber_ref_p_1): Change signature.
12246 (call_may_clobber_ref_p): Adjust.
12247 (stmt_may_clobber_ref_p_1): New function split out from ...
12248 (stmt_may_clobber_ref_p): ... here.
12249 (maybe_skip_until): Adjust signature.
12250 (get_continuation_for_phi): Likewise.
12251 (walk_non_aliased_vuses): Likewise.
12252 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12253 (ao_ref_init): Declare.
12254 (ao_ref_base): Likewise.
12255 (ao_ref_alias_set): Likewise.
12256 (stmt_may_clobber_ref_p_1): Likewise.
12257 (walk_non_aliased_vuses): Adjust.
12258 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12259 (get_ref_from_reference_ops): remove.
12260 (vn_reference_lookup_2): Adjust signature.
12261 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12262 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12263 (vn_reference_lookup): Adjust.
12264 (vn_reference_insert): Likewise.
12265 (vn_reference_insert_pieces): Adjust signature.
12266 (visit_reference_op_call): Adjust.
12267 * tree-ssa-pre.c (get_expr_type): Simplify.
12268 (phi_translate_1): Adjust.
12269 (compute_avail): Likewise.
12270 (translate_vuse_through_block): Do not re-build trees.
12271 (value_dies_in_block_x): Likewise.
12272 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12274 (vn_reference_lookup_pieces): Adjust declaration.
12275 (vn_reference_insert_pieces): Likewise.
12277 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12279 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12280 with checking disabled.
12282 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12286 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12287 macro definition for support of three-operand format aligned
12288 .comm directive in assembler on cygwin/pe/mingw target OS.
12289 * configure: Regenerate.
12290 * config.h: Regenerate.
12292 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12293 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12294 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12296 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12297 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12299 2009-05-28 Ira Rosen <irar@il.ibm.com>
12301 PR tree-optimization/40254
12302 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12303 in analysis of basic blocks.
12305 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12307 PR middle-end/33699
12308 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12309 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12310 (TARGET_INITIALIZER): Use it.
12311 * cse.c (CHEAPER): Move it up to the other macros.
12312 (insert): Rename this ...
12313 (insert_with_costs): ... to this. Add cost parameters. Update
12315 (insert): New function. Call insert_with_costs.
12316 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12317 find_reg_offset_for_const, try_const_anchors): New functions.
12318 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12319 when using a const-anchor. Call insert_const_anchors.
12320 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12321 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12323 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12325 * tree-inline.c (remap_decls): Enable nonlocalized variables
12326 when not optimizing.
12328 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12330 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12331 Simplify other tests involving optimize.
12333 2009-05-27 Tom Tromey <tromey@redhat.com>
12335 * unwind-dw2.c (_Unwind_DebugHook): New function.
12336 (uw_install_context): Call _Unwind_DebugHook.
12338 2009-05-27 Tom Tromey <tromey@redhat.com>
12340 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12342 2009-05-27 Ian Lance Taylor <iant@google.com>
12344 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12345 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12346 (ALL_LINKERFLAGS): Define.
12347 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12348 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12349 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12350 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12351 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12352 $(LINKER_FOR_BUILD).
12353 (build/gcov-iov$(build_exeext)): Likewise.
12355 2009-05-27 Julian Brown <julian@codesourcery.com>
12357 * gcse.c (target.h): Include.
12358 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12359 copy of argument to a pseudo register.
12361 2009-05-27 Diego Novillo <dnovillo@google.com>
12363 * tree-ssa-live.c (dump_scope_block): Document arguments.
12364 (dump_scope_blocks): Document.
12365 (debug_scope_blocks): New.
12366 * tree-flow.h (debug_scope_blocks): Declare.
12368 2009-05-21 Denis Chertykov <denisc@overta.ru>
12370 * doc/contrib.texi (Contributors): Add myself to the list.
12372 2009-05-27 Olivier Hainque <hainque@adacore.com>
12374 * expr.c (target_align): New function. Alignment the TARGET of an
12375 assignment may be assume to have.
12376 (highest_pow2_factor_for_target): Use it instead of relying on
12377 immediate tree attributes of TARGET, not necessarily honored when
12378 intermediate bitfields are involved.
12380 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12383 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12384 AVX, SSE4, AES, PCLMUL and POPCNT.
12386 2009-05-27 Diego Novillo <dnovillo@google.com>
12388 * tree-pretty-print.c (dump_location): New.
12389 (dump_generic_node): Call it.
12390 Factor code to handle BLOCK nodes ...
12391 (dump_block_node): ... here.
12393 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12395 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12397 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12399 * gcc-plugin.h: Include config.h and system.h.
12400 (IN_GCC): Define if not defined.
12402 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12404 PR middle-end/40249
12405 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12408 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12410 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12412 * config/m32r/m32r.h: Ditto.
12413 * config/m32r/m32r.md: Ditto.
12414 * config/m32r/predicates.md: Ditto.
12416 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12418 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
12420 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
12423 (Loading plugins): typo.
12424 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
12425 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12426 (Interacting with the GCC Garbage Collector): Added new section.
12427 (Giving information about a plugin): Added new section for
12429 * ggc.h (ggc_register_root_tab): Added declaration.
12430 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
12431 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
12432 (register_callback): Improved comment in declaration.
12433 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
12434 (extra_root_vec) Added static variable for dynamic roots registration.
12435 (ggc_register_root_tab) Added new routine.
12436 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
12437 PLUGIN_GGC_MARKING event.
12438 * ggc-zone.c: Include plugin.h.
12439 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12440 * ggc-page.c: Include plugin.h.
12441 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12442 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
12443 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
12444 (register_callback): check lack of callbacks for
12445 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
12446 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
12447 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
12448 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12449 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
12450 dependency on plugin.h.
12451 (plugin.o): Added dependency on ggc.h...
12453 2009-05-26 Richard Guenther <rguenther@suse.de>
12455 PR middle-end/40248
12457 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12458 with mismatched comparison modes.
12460 * expr.c (expand_expr_real_1): Expand the operand of a
12461 VIEW_CONVERT_EXPR in its natural mode.
12463 2009-05-26 Ian Lance Taylor <iant@google.com>
12465 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
12466 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
12467 (ALL_COMPILERFLAGS): Define.
12468 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
12469 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12470 (collect2$(exeext), collect2.o): Likewise.
12471 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
12472 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
12473 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
12474 (libbackend.o, intl.o, cppdefault.o): Likewise.
12475 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12476 (build/%.o): Use $(COMPILER_FOR_BUILD).
12477 (build/gen%$(build_exeext)): Likewise.
12478 (build/gcov-iov$(build_exeext)): LIkewise.
12479 * config/t-darwin (darwin.o): Use $(COMPILER).
12480 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
12481 * config/t-sol2 (sol2-c.o): Likewise.
12482 (sol2.o): Likewise.
12483 * config/t-vxworks (vxworks.o): Likewise.
12484 * config/x-darwin (host-darwin.o): Likewise.
12485 * config/x-hpux (host-hpux.o): Likewise.
12486 * config/x-linux (host-linux.o): Likewise.
12487 * config/x-solaris (host-solaris.o): Likewise.
12488 * config/alpha/x-alpha (driver-alpha.o): Likewise.
12489 * config/arm/t-arm (arm-c.o): Likewise.
12490 * config/arm/t-pe (pe.o): Likewise.
12491 * config/arm/t-wince-pe (pe.o): Likewise.
12492 * config/i386/t-cygming (winnt.o): Likewise.
12493 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
12494 * config/i386/t-cygwin (cygwin1.o): Likewise.
12495 (cygwin2.o): Likewise.
12496 * config/i386/t-i386 (i386-c.o): Likewise.
12497 * config/i386/t-interix (winnt.o): Likewise.
12498 * config/i386/t-netware (netware.o): Likewise.
12499 * config/i386/t-nwld (nwld.o): Likewise.
12500 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
12501 * config/i386/x-i386 (driver-i386.o): Likewise.
12502 * config/i386/x-cygwin (host-cygwin.o): Likewise.
12503 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
12504 * config/ia64/t-ia64 (ia64-c.o): Likewise.
12505 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
12506 * config/mips/x-native (driver-native.o): Likewise.
12507 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
12508 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
12509 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
12510 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
12511 * config/score/t-score-elf (score7.o): Likewise.
12512 (score3.o): Likewise.
12513 * config/sh/t-sh (sh-c.o): Likewise.
12514 * config/sh/t-symbian (sh-c.o): Likewise.
12515 (symbian.o): Likewise.
12516 * config/spu/t-spu-elf (spu-c.o): Likewise.
12517 * config/v850/t-v850 (v850-c.o): Likewise.
12518 * config/v850/t-v850e (v850-c.o): Likewise.
12520 2009-05-26 Richard Guenther <rguenther@suse.de>
12522 PR tree-optimization/40122
12523 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
12524 VECTOR_CSTs if possible.
12525 (fold_gimple_assign): Likewise.
12527 2009-05-26 Richard Guenther <rguenther@suse.de>
12529 PR middle-end/40252
12530 * fold-const.c (fold_binary): Use the correct types for building
12533 2009-05-26 Richard Guenther <rguenther@suse.de>
12535 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
12536 redundant calls to merge_alias_info.
12537 (bump_vector_ptr): Likewise.
12538 * tree-ssa-copy.c (merge_alias_info): Remove.
12539 (replace_exp_1): Remove call to merge_alias_info.
12540 (propagate_tree_value): Likewise.
12541 (fini_copy_prop): Propagate points-to info.
12542 * tree-flow.h (merge_alias_info): Remove.
12544 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
12546 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
12548 2009-05-25 Jan Hubicka <jh@suse.cz>
12550 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12551 * cgraph.h (struct inline_summary): New filed self_wize,
12552 size_inlining_benefit, self_time and time_inlining_benefit.
12553 (struct cgraph_global_info): Replace insns by time ans size fields.
12554 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12555 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12556 (ipcp_update_callgraph): Do not touch function bodies.
12557 * ipa-inline.c: Include except.h
12558 (MAX_TIME): New constant.
12559 (overall_insns): Remove.
12560 (leaf_node_p): New.
12561 (overall_size, max_benefit): New static variables.
12562 (cgraph_estimate_time_after_inlining): New function.
12563 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12564 (cgraph_clone_inlined_nodes): Update size.
12565 (cgraph_mark_inline_edge): Update size.
12566 (cgraph_estimate_growth): Use size info.
12567 (cgraph_check_inline_limits): Check size.
12568 (cgraph_default_inline_p): Likewise.
12569 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12570 (cgraph_decide_recursive_inlining): Check size.
12571 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12573 (cgraph_decide_inlining): Likewise.
12574 (cgraph_decide_inlining_incrementally): Likewise; honor
12575 PARAM_EARLY_INLINING_INSNS.
12576 (likely_eliminated_by_inlining_p): New predicate.
12577 (estimate_function_body_sizes): New function.
12578 (compute_inline_parameters): Use it.
12579 * except.c (must_not_throw_labels): New function.
12580 * except.h (must_not_throw_labels): Declare.
12581 * tree-inline.c (init_inline_once): Kill inlining_weigths
12582 * tree-ssa-structalias.c: Avoid uninitialized warning.
12583 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12584 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12585 (PARAM_INLINE_CALL_COST): Remove.
12586 (PARAM_EARLY_INLINING_INSNS): New.
12588 2009-05-25 Richard Guenther <rguenther@suse.de>
12590 PR tree-optimization/36327
12591 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
12592 callback for reference translation or lookup at the point of may-defs.
12593 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
12594 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
12595 for union COMPONENT_REFs.
12596 (vn_reference_lookup_3): New callback. Lookup from memset
12597 and CONSTRUCTOR assignment, translate through struct copies.
12598 (vn_reference_lookup_pieces): Make sure to not free the
12599 passed operands array. Adjust walk_non_aliased_vuses call.
12600 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
12601 make sure we do not leak memory.
12603 2009-05-25 Richard Guenther <rguenther@suse.de>
12605 * tree-ssa-alias.h (dump_points_to_solution): Declare.
12606 * tree-inline.c (expand_call_inline): Reset the escaped and
12607 callused solutions.
12608 * tree-ssa-structalias.c (pass_build_ealias): New.
12609 * tree-pass.h (pass_build_ealias): Declare.
12610 * passes.c (init_optimization_passes): Add PTA during
12611 early optimizations.
12612 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
12613 and CALLUSED solutions.
12614 (dump_points_to_solution): New function, split out from ...
12615 (dump_points_to_info_for): ... here.
12616 * tree-parloops.c (parallelize_loops): Reset the escaped and
12617 callused solutions.
12619 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12622 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
12623 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
12625 2009-05-25 Ira Rosen <irar@il.ibm.com>
12627 PR tree-optimization/40238
12628 * tree-vect-stmts.c (vect_init_vector): Insert initialization
12629 statements after basic block's labels.
12630 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
12631 to free the allocated memory.
12633 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
12635 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
12636 return address with a USE.
12638 2009-05-24 Richard Guenther <rguenther@suse.de>
12640 PR middle-end/40233
12641 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
12642 array type from the main variant of the inner type.
12644 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12646 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
12647 definition to bool (from int) to un-break build.
12648 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
12650 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
12652 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
12653 discard_stmt_changes): Delete.
12654 * tree-ssa-operands.c (scb_stack): Delete.
12655 (init_ssa_operands): Do not initialize it.
12656 (fini_ssa_operands): Do not free it.
12657 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
12659 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
12660 update_stmt, remove the others. Fix comments.
12661 * tree-dfa.c (optimize_stack_restore): Likewise.
12662 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
12663 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
12664 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12665 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
12667 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
12668 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
12669 (dom_opt_finalize_block): Likewise, adjusting access to
12671 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
12672 (stmts_to_rescan): Change item type to gimple.
12673 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
12675 2009-05-24 Ira Rosen <irar@il.ibm.com>
12677 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
12678 * tree-pass.h (pass_slp_vectorize): New pass.
12679 * params.h (SLP_MAX_INSNS_IN_BB): Define.
12680 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
12681 * tree-vectorizer.c (timevar.h): Include.
12682 (user_vect_verbosity_level): Declare.
12683 (vect_location): Fix comment.
12684 (vect_set_verbosity_level): Update user_vect_verbosity_level
12685 instead of vect_verbosity_level.
12686 (vect_set_dump_settings): Add an argument. Ignore user defined
12687 verbosity if dump flags require higher level of verbosity. Print to
12688 stderr only for loop vectorization.
12689 (vectorize_loops): Update call to vect_set_dump_settings.
12690 (execute_vect_slp): New function.
12691 (gate_vect_slp): Likewise.
12692 (struct gimple_opt_pass pass_slp_vectorize): New.
12693 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
12694 access its members.
12695 (vec_info_for_bb): New function.
12696 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
12697 (VECTORIZATION_ENABLED): New macro.
12698 (SLP_ENABLED, SLP_DISABLED): Likewise.
12699 (vect_is_simple_use): Add bb_vec_info argument.
12700 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
12701 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
12702 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
12703 vect_schedule_slp, vect_analyze_slp): Likewise.
12704 (vect_analyze_stmt): Add slp_tree argument.
12705 (find_bb_location): Declare.
12706 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12707 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
12708 (vect_analyze_loop_operations, vect_analyze_loop,
12709 get_initial_def_for_induction, vect_create_epilog_for_reduction,
12710 vect_finalize_reduction, vectorizable_reduction,
12711 vectorizable_live_operation, vect_transform_loop): Likewise.
12712 * tree-data-ref.c (dr_analyze_innermost): Update comment,
12713 skip evolution analysis if analyzing a basic block.
12714 (dr_analyze_indices): Likewise.
12715 (initialize_data_dependence_relation): Skip the test whether the
12716 object is invariant for basic blocks.
12717 (compute_all_dependences): Skip dependence analysis for data
12718 references in basic blocks.
12719 (find_data_references_in_stmt): Don't fail in case of invariant
12720 access in basic block.
12721 (find_data_references_in_bb): New function.
12722 (find_data_references_in_loop): Move code to
12723 find_data_references_in_bb and add a call to it.
12724 (compute_data_dependences_for_bb): New function.
12725 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
12726 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
12728 (vect_analyze_data_ref_dependence): Check for interleaving in case of
12729 unknown dependence in basic block and fail in case of dependence in
12731 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
12732 dependence instances from either loop or basic block vectorization
12734 (vect_compute_data_ref_alignment): Check if it is loop vectorization
12735 before calling nested_in_vect_loop_p.
12736 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
12737 dependence instances from either loop or basic block vectorization
12739 (vect_verify_datarefs_alignment): Likewise.
12740 (vect_enhance_data_refs_alignment): Adjust function calls.
12741 (vect_analyze_data_refs_alignment): Likewise.
12742 (vect_analyze_group_access): Fix printing. Skip different checks if
12743 DR_STEP is 0. Keep strided stores either in loop or basic block
12744 vectorization data structure. Fix indentation.
12745 (vect_analyze_data_ref_access): Fix comments, allow zero step in
12747 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
12748 dependence instances from either loop or basic block vectorization
12750 (vect_analyze_data_refs): Update comment. Call
12751 compute_data_dependences_for_bb to analyze basic blocks.
12752 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
12753 case of loop vectorization. In case of basic block vectorization use
12754 data-ref itself as a base.
12755 (vect_create_data_ref_ptr): In case of basic block vectorization:
12756 don't advance the pointer, add new statements before the current
12757 statement. Adjust function calls.
12758 (vect_supportable_dr_alignment): Support only aligned accesses in
12759 basic block vectorization.
12760 * common.opt (ftree-slp-vectorize): New flag.
12761 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
12762 (vect_pattern_recog_1): Likewise.
12763 * tree-vect-stmts.c (process_use): Likewise.
12764 (vect_init_vector): Add new statements in the beginning of the basic
12765 block in case of basic block SLP.
12766 (vect_get_vec_def_for_operand): Adjust function calls.
12767 (vect_finish_stmt_generation): Likewise.
12768 (vectorizable_call): Add assert that it is loop vectorization, adjust
12770 (vectorizable_conversion, vectorizable_assignment): Likewise.
12771 (vectorizable_operation): In case of basic block SLP, take
12772 vectorization factor from statement's type and skip the relevance
12773 check. Adjust function calls.
12774 (vectorizable_type_demotion): Add assert that it is loop
12775 vectorization, adjust function calls.
12776 (vectorizable_type_promotion): Likewise.
12777 (vectorizable_store): Check for outer loop only in case of loop
12778 vectorization. Adjust function calls. For basic blocks, skip the
12779 relevance check and don't advance pointers.
12780 (vectorizable_load): Likewise.
12781 (vectorizable_condition): Add assert that it is loop vectorization,
12782 adjust function calls.
12783 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
12784 that it is not reduction, get vector type, call only supported
12785 functions, skip loop specific parts.
12786 (vect_transform_stmt): Check for outer loop only in case of loop
12788 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
12789 (vect_is_simple_use): Fix comment, add new argument, fix conditions
12790 for external definition.
12791 * passes.c (pass_slp_vectorize): New pass.
12792 * tree-vect-slp.c (find_bb_location): New function.
12793 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
12794 check for patterns only in loops.
12795 (vect_build_slp_tree): Add argument, adjust function calls, fail in
12796 case of multiple types in basic block SLP.
12797 (vect_mark_slp_stmts_relevant): New function.
12798 (vect_supported_load_permutation_p): Fix comment.
12799 (vect_analyze_slp_instance): Add argument. In case of basic block
12800 SLP, take vectorization factor from statement's type, check that
12801 unrolling factor is 1. Adjust function call. Save SLP instance in
12802 either loop or basic block vectorization structure. Return FALSE,
12804 (vect_analyze_slp): Add argument. Get strided stores groups from
12805 either loop or basic block vectorization structure. Return FALSE
12806 if basic block SLP failed.
12807 (new_bb_vec_info): New function.
12808 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
12809 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
12810 (vect_schedule_slp): Add argument. Get SLP instances from either
12811 loop or basic block vectorization structure. Set vectorization factor
12812 to be 1 for basic block SLP.
12813 (vect_slp_transform_bb): New function.
12814 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
12816 2009-05-23 Mark Mitchell <mark@codesourcery.com>
12818 * final.c (shorten_branches): Do not align labels for jump tables.
12819 (final_scan_insn): Use JUMP_TABLE_DATA_P.
12821 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
12823 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
12824 Remove outdated reference to flow.c and fix nits.
12825 * doc/gccint.texi: Tweak RTL description.
12826 * doc/rtl.texi: Likewise.
12828 2009-05-23 Denis Chertykov <chertykov@gmail.com>
12830 * config/avr/avr.c: Change my email address.
12831 * config/avr/avr.h: Likewise.
12832 * config/avr/avr.md: Likewise.
12833 * config/avr/avr-protos.h: Likewise.
12834 * config/avr/libgcc.S: Likewise.
12836 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
12838 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
12839 (spu_split_load, spu_split_store): Change return type to int.
12840 (spu_split_convert): Declare.
12841 * config/spu/predicates.md (spu_mem_operand): Remove.
12842 (spu_mov_operand): Update.
12843 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
12844 * config/spu/spu.c (regno_aligned_for_load): Remove.
12845 (reg_aligned_for_addr, spu_expand_load): Define.
12846 (spu_expand_extv): Reimplement and handle MEM.
12847 (spu_expand_insv): Handle MEM.
12848 (spu_sched_reorder): Handle insn's with length 0.
12849 (spu_legitimate_address_p): Reimplement.
12850 (store_with_one_insn_p): Return TRUE for any mode with size
12851 larger than 16 bytes.
12852 (address_needs_split): Define.
12853 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
12855 (spu_convert_move): Define.
12856 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
12857 (spu_split_store): Change all MEM's to TImode.
12858 (spu_init_expanders): Preallocate registers that correspond to
12859 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
12861 (spu_split_convert): Define.
12862 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
12863 (_move<mode>, _movdi, _movti): Update predicate and condition.
12864 (load, store): Change to define_split.
12865 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
12867 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
12868 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
12869 define_insn_and_split of lshr<mode>3.
12870 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
12871 (<v>ashr<mode>3_imm): Define.
12872 (extv, extzv, insv): Allow MEM operands.
12873 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
12874 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
12875 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
12876 (_spu_convert2): Change to define_insn_and_split and remove the
12877 corresponding define_peephole2.
12878 (stack_protect_set, stack_protect_test, stack_protect_test_si):
12879 Change predicates to memory_operand.
12881 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12883 * config/arm/thumb2.md: Add 16-bit multiply instructions.
12885 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12887 PR tree-optimization/40219
12888 * tree.c (iterative_hash_expr): Make sure the builtin function is
12889 a normal builtin function and not a front end or back end builtin
12890 before indexing into the built_in_decls array.
12892 2009-05-22 Richard Guenther <rguenther@suse.de>
12894 PR middle-end/38964
12895 * alias.c (write_dependence_p): Do not use TBAA for answering
12896 anti-dependence or output-dependence.
12897 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
12898 (emit_pointer_definition): Remove.
12899 (emit_alias_warning): Likewise.
12900 (find_what_var_points_to): Remove TBAA pruning code.
12901 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
12903 (compute_points_to_sets): Remove code computing the set of
12904 dereferenced pointers.
12905 * tree-data-ref.c (dr_may_alias_p): Properly use the split
12906 oracle for querying anti and output dependencies.
12907 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
12908 if TBAA may be applied.
12909 (refs_anti_dependent_p): New function.
12910 (refs_output_dependent_p): Likewise.
12911 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
12912 (refs_output_dependent_p): Likewise.
12913 * doc/tree-ssa.texi (Memory model): New section.
12914 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12915 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12916 * cfgexpand.c (expand_gimple_basic_block): Do not handle
12917 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
12918 * expr.c (expand_expr_real_1): Likewise.
12919 * gimple-low.c (lower_stmt): Likewise.
12920 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
12921 (dump_gimple_cdt): Remove.
12922 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12923 (gimple_size): Likewise.
12924 (walk_gimple_op): Likewise.
12925 (is_gimple_stmt): Likewise.
12926 (walk_stmt_load_store_addr_ops): Likewise.
12927 (gimple_build_cdt): Remove.
12928 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12929 * gimple.h (gimple_cdt_new_type): Remove.
12930 (gimple_cdt_new_type_ptr): Likewise.
12931 (gimple_cdt_set_new_type): Likewise.
12932 (gimple_cdt_location): Likewise.
12933 (gimple_cdt_location_ptr): Likewise.
12934 (gimple_cdt_set_location): Likewise.
12935 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12936 * tree-cfg.c (remove_useless_stmts_1): Do not handle
12937 GIMPLE_CHANGE_DYNAMIC_TYPE.
12938 (verify_types_in_gimple_stmt): Likewise.
12939 * tree-inline.c (estimate_num_insns): Likewise.
12940 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
12941 (copy_decl_to_var): Likewise.
12942 (copy_result_decl_to_var): Likewise.
12943 * tree-pretty-print.c (dump_generic_node): Do not handle
12944 CHANGE_DYNAMIC_TYPE_EXPR.
12945 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12946 * tree-ssa-operands.c (get_expr_operands): Likewise.
12947 * tree-ssa-structalias.c (struct variable_info): Remove
12948 no_tbaa_pruning member.
12949 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
12950 (unify_nodes): Do not copy it.
12951 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12952 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
12953 (set_uids_in_ptset): Do not check it.
12954 (find_what_var_points_to): Likewise.
12955 (compute_tbaa_pruning): Remove.
12956 (compute_points_to_sets): Do not call it.
12957 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12958 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12959 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
12960 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
12961 (DECL_NO_TBAA_P): Likewise.
12962 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
12963 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
12964 (expand_omp_atomic_pipeline): Do not set it.
12965 * print-tree.c (print_node): Do not dump it.
12966 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
12969 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
12972 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
12975 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12977 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
12980 2009-05-22 Ben Elliston <bje@au.ibm.com>
12982 * Makefile.in (bversion.h, s-bversion): New targets.
12983 (TOPLEV_H): Add bversion.h.
12984 * toplev.h: Include "bversion.h".
12985 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
12986 the __format__ attribute only if compiling with the same version
12987 of GCC as the sources (the "build version").
12989 2009-05-22 Ben Elliston <bje@au.ibm.com>
12991 * c-format.c (handle_format_attribute): Fix comment typo.
12993 2009-05-21 Steve Ellcey <sje@cup.hp.com>
12996 * config/ia64/ia64.opt (mfused-madd): New.
12997 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
12998 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
12999 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13000 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13001 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13002 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13003 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13004 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13005 instruction if !TARGET_FUSED_MADD.
13006 (fpma, fpms): Remove colon from name.
13008 2009-05-22 Richard Guenther <rguenther@suse.de>
13010 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13011 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13012 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13014 (create_expression_by_pieces): Only convert if necessary.
13015 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13016 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13018 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13020 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13021 regular pattern from a template and rename it ...
13022 (*extzv_truncsi_exts): ... to this.
13024 2009-05-21 Richard Guenther <rguenther@suse.de>
13026 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13027 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13028 (cgraph_default_inline_p): Likewise.
13029 (cgraph_decide_inlining_incrementally): Likewise.
13031 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13032 Uros Bizjak <ubizjak@gmail.com>
13034 * config/i386/cpuid.h (bit_MOVBE): New.
13036 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13038 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13039 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13040 (ix86_handle_option): Handle OPT_mmovbe.
13041 (ix86_target_string): Add -mmovbe.
13042 (pta_flags): Add PTA_MOVBE.
13043 (processor_alias_table): Add PTA_MOVBE to "atom".
13044 (override_options): Handle PTA_MOVBE.
13046 * config/i386/i386.h (TARGET_MOVBE): New.
13048 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13049 (*bswapsi_movbe): New.
13050 (*bswapdi_movbe): Likewise.
13051 (bswapdi2): Renamed to ...
13052 (*bswapdi_1): This.
13053 (bswapdi2): New expander.
13055 * config/i386/i386.opt (mmovbe): New.
13057 * doc/invoke.texi: Document -mmovbe.
13059 2009-05-21 Taras Glek <tglek@mozilla.com>
13061 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13062 * gcc-plugin.h (plugin_init): Updated signature.
13063 * gcc-plugin.h (plugin_name_args): Moved to this header.
13064 * doc/plugins.texi (plugin_init): Updated documention to reflect
13066 * doc/plugins.texi (plugin_name_args): Added to documention.
13068 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13070 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13071 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13073 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13075 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13076 JUMP_TABLE_DATA_P predicates where applicable.
13077 * config/i386/predicates.md: Ditto.
13078 * config/i386/sse.md: Ditto.
13080 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13082 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13083 operand2 -128 override length_immediate attribute to 1.
13084 * config/i386/predicates.md (constm128_operand): New predicate.
13086 * config/i386/i386.c (memory_address_length): Handle %r12
13087 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13089 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13090 mode look through optional ZERO_EXTEND and SUBREG.
13091 * config/i386/i386.md (R12_REG): New define_constant.
13092 (prefix_data16): For sse unit set also for MODE_TI insns.
13093 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13094 insns set if operand 1 is ext_QIreg_operand.
13095 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13096 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13098 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13099 mode from MODE_DI to MODE_SI.
13100 (movdi_1_rex64): Override modrm and length_immediate attributes
13101 only for movabs (TYPE_IMOV, alternative 2).
13102 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13103 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13104 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13105 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13106 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13107 prefix_rex attribute if DImode.
13108 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13109 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13110 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13111 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13112 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13113 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13114 Likewise. For TYPE_IMOV clear length_immediate attribute.
13115 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13116 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13117 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13118 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13119 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13120 or one operand TYPE_ISHIFT.
13121 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13122 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13123 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13124 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13125 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13126 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13127 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13128 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13129 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13130 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13131 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13132 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13133 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13134 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13135 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13136 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13137 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13138 set mode attribute, don't override length attribute.
13139 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13141 (return_internal_long): Set length attribute to 2 instead of 1.
13142 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13143 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13144 prefix_rex attribute.
13145 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13147 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13149 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13151 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13153 2009-05-20 Ian Lance Taylor <iant@google.com>
13155 * tree.c (build_tree_list_vec_stat): New function.
13156 (ctor_to_vec): New function.
13157 (build_nt_call_vec): New function.
13158 (build_call_array): Change args to be a const pointer.
13159 (build_call_vec): New function.
13160 * tree.h (build_nt_call_vec): Declare.
13161 (build_tree_list_vec_stat): Declare.
13162 (build_tree_list_vec): Define.
13163 (build_call_array): Update declaration.
13164 (build_call_vec): Declare.
13165 (ctor_to_vec): Declare.
13166 * c-common.c (tree_vector_cache): New static variable.
13167 (make_tree_vector): New function.
13168 (release_tree_vector): New function.
13169 (make_tree_vector_single): New function.
13170 (make_tree_vector_copy): New function.
13171 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13172 (make_tree_vector_single, make_tree_vector_copy): Declare.
13173 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13174 (c_parser_expr_list): Don't manage cache here, instead call
13176 (c_parser_release_expr_list): Remove static function.
13177 (c_parser_vec_to_tree_list): Remove static function.
13178 (c_parser_attributes): Call build_tree_list_vec instead of
13179 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13180 c_parser_release_expr_list.
13181 (c_parser_postfix_expression_after_primary): Likewise.
13182 (c_parser_objc_keywordexpr): Likewise.
13184 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13186 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13187 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13188 TARGET_CONVERT_TO_TYPE.
13189 * hooks.c (hook_tree_const_tree_null): Define.
13190 * hooks.h (hook_tree_const_tree_null): Declare.
13191 * target.h (struct gcc_target): Add invalid_parameter_type,
13192 invalid_return_type, promoted_type, and convert_to_type fields.
13193 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13194 (TARGET_INVALID_RETURN_TYPE): Define.
13195 (TARGET_PROMOTED_TYPE): Define.
13196 (TARGET_CONVERT_TO_TYPE): Define.
13197 (TARGET_INITIALIZER): Update for new fields.
13198 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13199 (grokparms): Check targetm.invalid_parameter_type.
13200 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13201 * c-convert.c (convert): Check targetm.convert_to_type.
13203 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13205 * config/mips/mips.md (*extenddi_truncate<mode>,
13206 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13208 (*extendhi_truncateqi): New define_insn_and_sptit.
13210 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13212 PR middle-end/40204
13213 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13214 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13216 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13218 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13219 the operand of VIEW_CONVERT_EXPR.
13221 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13223 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13224 extended family and model for Intel processors. Support Intel Atom.
13226 2009-05-20 Olivier Hainque <hainque@adacore.com>
13228 * gstab.h (stab_code_type): Define, to be used instead of the
13229 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13231 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13232 occurrences by stab_code_type.
13233 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13235 2009-05-20 Martin Jambor <mjambor@suse.cz>
13237 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13238 (sra_insert_before): Likewise.
13239 (sra_insert_after): Likewise.
13240 (sra_init_cache): Likewise.
13241 (sra_type_can_be_decomposed_p): Likewise.
13242 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13243 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13244 (sra_insert_before): Likewise.
13245 (sra_insert_after): Likewise.
13246 (sra_init_cache): Likewise.
13247 (insert_edge_copies_seq): Made static and moved upwards.
13249 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13252 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13254 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13255 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13258 2009-05-20 Richard Guenther <rguenther@suse.de>
13260 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13261 with mismatched comparison modes.
13263 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13265 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13266 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13267 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13268 with shifts for Thumb2.
13269 (orsi_notsi): New for orn.
13270 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13271 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13272 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13273 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13274 Don't invert remainder for IOR.
13276 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13278 PR tree-optimization/40087
13279 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13280 number_of_iterations_ne): Rename never_infinite argument.
13281 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13282 number_of_iterations_le): Handle pointer-type ivs when
13283 exit_must_be_taken is false.
13284 (number_of_iterations_cond): Do not always assume that
13285 exit_must_be_taken if the control variable is a pointer.
13287 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13289 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13290 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13292 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13294 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13295 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13297 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13300 * c.opt (Wlogical-op): Disabled by default.
13301 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13303 * doc/invoke.texi (Wlogical-op): Likewise.
13305 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13307 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13309 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13310 Propagate the type of the first operand.
13311 <ASSERT_EXPR>: Simplify.
13312 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13313 Rewrite using the RHS code as discriminant.
13314 <NOP_EXPR>: Turn into CASE_CONVERT.
13315 <PLUS_EXPR>: Propagate the type of the first operand.
13317 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13319 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13320 (ia64_dconst_0_375): New.
13321 * config/ia64/ia64.c (ia64_override_options): Remove
13322 -minline-sqrt-min-latency warning.
13323 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13324 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13325 * config/ia64/ia64.md (*sqrt_approx): Remove.
13326 (sqrtsf2): Remove #if 0.
13327 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13328 (sqrtdf): Remove assert.
13329 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13330 (sqrtxf2): Remove #if 0.
13331 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13332 * div.md (sqrt_approx_rf): New.
13333 (sqrtsf2_internal_thr): New implementation.
13334 (sqrtsf2_internal_lat): New.
13335 (sqrtdf2_internal_thr: New implementation.
13336 (sqrtxf2_internal): New implementation.
13338 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13339 Hans-Peter Nilsson <hp@axis.com>
13341 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13342 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13343 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13344 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13345 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13346 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13347 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13348 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13349 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13350 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13351 * c-common.c: ...from here.
13353 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13355 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13357 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13359 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13361 2009-05-19 Ben Elliston <bje@au.ibm.com>
13363 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13364 assignments with memcpy calls.
13365 (add_fdes): Likewise.
13366 (binary_search_unencoded_fdes): Likewise.
13367 (linear_search_fdes): Eliminate type puns.
13369 2009-05-19 Richard Guenther <rguenther@suse.de>
13371 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13372 not falsely claim to have propagated into all uses.
13374 2009-05-19 Ben Elliston <bje@au.ibm.com>
13376 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13379 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13381 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13382 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13383 (TARGET_LEGITIMATE_ADDRESS_P): New.
13384 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13385 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13387 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13390 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13391 child of the containing namespace's DIE.
13393 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13395 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13396 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13397 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13400 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13403 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13404 gen_align with gen_pad.
13405 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13406 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13408 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13409 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13411 * config/i386/i386.md (align): Renamed to ...
13412 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13413 ASM_OUTPUT_MAX_SKIP_PAD.
13415 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13417 * config.gcc: Fix variable syntax.
13420 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
13421 before calling exact_log2.
13422 (output_iorsi3): Likewise.
13423 (output_xorsi3): Likewise.
13425 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13427 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
13428 for the none zero constant operand except for EQ and NE
13429 comprisons even when the first operand is R0.
13431 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
13433 * config/s390/2064.md: Remove trailing whitespaces.
13434 * config/s390/2084.md: Likewise.
13435 * config/s390/constraints.md: Likewise.
13436 * config/s390/fixdfdi.h: Likewise.
13437 * config/s390/libgcc-glibc.ver: Likewise.
13438 * config/s390/s390-modes.def: Likewise.
13439 * config/s390/s390-protos.h: Likewise.
13440 * config/s390/s390.c: Likewise.
13441 * config/s390/s390.h: Likewise.
13442 * config/s390/s390.md: Likewise.
13443 * config/s390/tpf-unwind.h: Likewise.
13445 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13447 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
13449 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13452 * configure.ac (m68k-*-*): Check if binutils support TLS.
13453 * configure: Regenerate.
13454 * config/m68k/predicates.md (symbolic_operand): Extend comment.
13455 * config/m68k/constraints.md (Cu): New constraint.
13456 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
13457 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
13458 (movsi): Handle TLS symbols.
13459 (addsi3_5200): Handle XTLS symbols, indent.
13460 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
13461 (m68k_tls_reference_p): Declare.
13462 (m68k_legitimize_address): Declare.
13463 (m68k_unwrap_symbol): Declare.
13464 * config/m68k/m68k.opt (mxtls): New option.
13465 * config/m68k/m68k.c (ggc.h): Include.
13466 (m68k_output_dwarf_dtprel): Implement hook.
13467 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13468 (m68k_expand_prologue): Load GOT pointer when function needs it.
13469 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
13470 (m68k_legitimate_constant_address_p): Same.
13471 (m68k_decompose_address): Handle TLS references.
13472 (m68k_get_gp): New static function.
13473 (enum m68k_reloc): New contants.
13474 (TLS_RELOC_P): New macro.
13475 (m68k_wrap_symbol): New static function.
13476 (m68k_unwrap_symbol): New function.
13477 (m68k_final_prescan_insn_1): New static function.
13478 (m68k_final_prescan_insn): New function.
13479 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
13481 (legitimize_pic_address): Handle TLS references..
13482 (m68k_tls_get_addr, m68k_get_tls_get_addr)
13483 (m68k_libcall_value_in_a0_p)
13484 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
13485 (m68k_call_m68k_read_tp): Helper variables and functions for ...
13486 (m68k_legitimize_tls_address): Handle TLS references.
13487 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
13489 (m68k_legitimize_address): Handle TLS symbols.
13490 (m68k_get_reloc_decoration): New static function.
13491 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
13493 (m68k_output_dwarf_dtprel): Implement hook.
13494 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
13495 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
13496 m68k_call_* routines.
13497 (sched_attr_op_type): Handle TLS symbols.
13498 (gt-m68k.h): Include.
13499 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
13500 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
13502 2009-05-18 Martin Jambor <mjambor@suse.cz>
13504 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
13505 (visit_store_addr_for_mod_analysis): New function.
13506 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
13507 (determine_cst_member_ptr): Use gimple_assign_single_p.
13508 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
13509 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
13510 operands. Don't check number of operands of a NOP_EXPR.
13512 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
13514 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
13516 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
13519 * c-common.c (warn_logical_operator): Don't warn if one of
13520 expression isn't always true or false.
13522 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
13524 * config/i386/biarch32.h: New file.
13525 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
13527 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
13529 * config/mips/mips.md (*zero_extend<mode>_trunchi,
13530 *zero_extend<mode>_truncqi): Merge these into ...
13531 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
13532 Name the pattern following this as *zero_extendhi_truncqi.
13534 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
13536 PR middle-end/39301
13537 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
13538 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
13539 (output_info): Make field HOST_WIDEST_INT.
13540 (print_statistics): Use HOST_WIDEST_INT_PRINT.
13541 (dump_bitmat_statistics): Same.
13543 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
13545 * config.gcc (use_gcc_stdint): Set to wrap.
13546 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13547 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13548 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13549 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13550 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13551 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13552 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13553 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13555 2009-05-16 Joseph Myers <joseph@codesourcery.com>
13557 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
13559 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
13560 Move definitions earlier.
13561 (OPT_ARCH64, OPT_ARCH32): Define.
13562 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
13565 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13568 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
13571 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13573 * arm.md (movdi2): Copy non-reg values to DImode registers.
13575 2009-05-16 Jakub Jelinek <jakub@redhat.com>
13578 * final.c (label_to_max_skip): New function.
13579 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
13580 CODE_LABEL_NUMBER <= max_labelno.
13581 * output.h (label_to_max_skip): New prototype.
13582 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
13583 (ix86_avoid_jump_mispredicts): ... this. Don't define if
13584 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
13585 Handle CODE_LABELs with >= 16 byte alignment or with
13586 max_skip == (1 << align) - 1.
13587 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
13588 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
13591 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
13592 .p2align 3 if MAX_SKIP is smaller than 7.
13593 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13595 2009-05-15 Ian Lance Taylor <iant@google.com>
13597 * alias.c (struct alias_set_entry_d): Rename from struct
13598 alias_set_entry. Change all uses.
13599 * except.c (struct call_site_record_d): Rename from struct
13600 call_site_record. Change all uses.
13601 * except.h (struct eh_region_d): Rename from struct eh_region.
13603 * gcse.c (struct hash_table_d): Rename from struct hash_table.
13605 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
13606 ivtype_map_elt. Change all uses.
13607 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
13609 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
13610 * graphite.h (struct name_tree_d): Rename from struct name_tree.
13612 (struct sese_d): Rename from struct sese. Change all uses.
13613 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
13614 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
13615 * optabs.h (struct optab_d): Rename from struct optab. Change all
13617 (struct convert_optab_d): Rename from struct convert_optab.
13619 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
13620 ipa_opt_pass. Change all uses.
13621 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
13624 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
13625 defined as a typedef.
13626 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
13629 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13632 * fold-const.c (make_range,build_range_check,merge_ranges): Move
13634 (merge_ranges): Returns bool.
13635 * tree.h (make_range): .. to here.
13636 (build_range_check): Likewise.
13637 (merge_ranges): Likewise. Renamed from merge_ranges.
13638 * c-typeck.c (parser_build_binary_op): Update calls to
13639 warn_logical_operator.
13640 * c-common.c (warn_logical_operator): Add new warning.
13641 * c-common.h (warn_logical_operator): Update declaration.
13643 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13645 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
13647 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13649 * doc/install.texi: Document MPC requirements, flags etc.
13651 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
13652 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
13653 Evaluate constant arguments.
13654 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
13655 (fold_builtin_1): Likewise, also evaluate constant arguments.
13656 Remove superfluous break.
13657 (do_mpc_ckconv): New.
13658 * real.h: Include mpc.h.
13659 * toplev.c (print_version): Output MPC version info if available.
13661 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13663 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
13665 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
13667 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
13670 2009-05-15 Jan Hubicka <jh@suse.cz>
13672 * doc/invoke.texi (max-early-inliner-iterations): New flag.
13673 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
13674 (try_inline): Fix return value.
13675 (cgraph_decide_inlining_incrementally): Honor new value.
13676 (cgraph_early_inlining): Handle indirect inlining.
13677 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
13679 2009-05-15 Jan Hubicka <jh@suse.cz>
13681 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
13682 * cgraphunit.c (cgraph_finalize_function): Set it.
13683 (cgraph_expand_function): Use it.
13685 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13687 * real.c (encode_ieee_half): Define.
13688 (decode_ieee_half): Define.
13689 (ieee_half_format): Define.
13690 (arm_half_format): Define.
13691 * real.h (ieee_half_format): Declare.
13692 (arm_half_format): Declare.
13694 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13696 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
13697 swapped, and reversed optabs exist before trying to use them.
13699 2009-05-15 Paul Brook <paul@codesourcery.com>
13700 Sandra Loosemore <sandra@codesourcery.com>
13702 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
13703 loads. Allow PRE_DEC.
13704 (output_move_neon): Handle PRE_DEC.
13705 (arm_print_operand): Add 'A' for neon structure loads.
13706 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
13707 * config/arm/neon.md (neon_mov): Update comment.
13708 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
13710 (Um): New constraint.
13712 2009-05-15 Jan Hubicka <jh@suse.cz>
13714 Revert the following patch until testsuite fallout is fixed:
13715 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13716 * cgraph.h (struct inline_summary): New filed self_wize,
13717 size_inlining_benefit, self_time and time_inlining_benefit.
13718 (struct cgraph_global_info): Replace insns by time ans size fields.
13719 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13720 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13721 (ipcp_update_callgraph): Do not touch function bodies.
13722 * ipa-inline.c: Include except.h
13723 (MAX_TIME): New constant.
13724 (overall_insns): Remove
13725 (overall_size, max_benefit): New static variables.
13726 (cgraph_estimate_time_after_inlining): New function.
13727 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13728 (cgraph_clone_inlined_nodes): Update size.
13729 (cgraph_mark_inline_edge): Update size.
13730 (cgraph_estimate_growth): Use size info.
13731 (cgraph_check_inline_limits): Check size.
13732 (cgraph_default_inline_p): Likewise.
13733 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13734 (cgraph_decide_recursive_inlining): Check size.
13735 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13737 (cgraph_decide_inlining): Likewise.
13738 (cgraph_decide_inlining_incrementally): Likewise; honor
13739 PARAM_EARLY_INLINING_INSNS.
13740 (likely_eliminated_by_inlining_p): New predicate.
13741 (estimate_function_body_sizes): New function.
13742 (compute_inline_parameters): Use it.
13743 * except.c (must_not_throw_labels): New function.
13744 * except.h (must_not_throw_labels): Declare.
13745 * tree-inline.c (init_inline_once): Kill inlining_weigths
13746 * tree-ssa-structalias.c: Avoid uninitialized warning.
13747 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13748 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13749 (PARAM_INLINE_CALL_COST): Remove.
13750 (PARAM_EARLY_INLINING_INSNS): New.
13752 2009-05-15 Richard Guenther <rguenther@suse.de>
13754 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
13755 not TODO_update_ssa.
13757 2009-05-15 Richard Guenther <rguenther@suse.de>
13759 PR tree-optimization/39999
13760 * gimple.h (gimple_expr_type): Use the expression type looking
13761 through useless conversions.
13762 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
13763 (vn_nary_op_insert_stmt): Likewise.
13764 (simplify_binary_expression): Likewise.
13766 2009-05-15 Richard Guenther <rguenther@suse.de>
13768 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13769 New options, enabled by default.
13770 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13772 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
13773 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
13774 * tree-ssa-structalias.c (gate_tree_pta): New function.
13775 (pass_build_alias): Use it.
13777 2009-05-15 Joseph Myers <joseph@codesourcery.com>
13779 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
13780 recurse on an invariant address if a conversion from a pointer
13781 type to a wider integer type is involved.
13783 2009-05-15 Jan Hubicka <jh@suse.cz>
13785 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13786 * cgraph.h (struct inline_summary): New filed self_wize,
13787 size_inlining_benefit, self_time and time_inlining_benefit.
13788 (struct cgraph_global_info): Replace insns by time ans size fields.
13789 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13790 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13791 (ipcp_update_callgraph): Do not touch function bodies.
13792 * ipa-inline.c: Include except.h
13793 (MAX_TIME): New constant.
13794 (overall_insns): Remove
13795 (overall_size, max_benefit): New static variables.
13796 (cgraph_estimate_time_after_inlining): New function.
13797 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13798 (cgraph_clone_inlined_nodes): Update size.
13799 (cgraph_mark_inline_edge): Update size.
13800 (cgraph_estimate_growth): Use size info.
13801 (cgraph_check_inline_limits): Check size.
13802 (cgraph_default_inline_p): Likewise.
13803 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13804 (cgraph_decide_recursive_inlining): Check size.
13805 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13807 (cgraph_decide_inlining): Likewise.
13808 (cgraph_decide_inlining_incrementally): Likewise; honor
13809 PARAM_EARLY_INLINING_INSNS.
13810 (likely_eliminated_by_inlining_p): New predicate.
13811 (estimate_function_body_sizes): New function.
13812 (compute_inline_parameters): Use it.
13813 * except.c (must_not_throw_labels): New function.
13814 * except.h (must_not_throw_labels): Declare.
13815 * tree-inline.c (init_inline_once): Kill inlining_weigths
13816 * tree-ssa-structalias.c: Avoid uninitialized warning.
13817 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13818 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13819 (PARAM_INLINE_CALL_COST): Remove.
13820 (PARAM_EARLY_INLINING_INSNS): New.
13821 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
13822 (inline-call-cost): Remove.
13823 (early-inlining-insns): New.
13825 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
13827 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
13829 (print_int_cst_bounds_in_octal_p): Likewise.
13830 (dbxout_type): Adjust calls to above functions. Be prepared to deal
13832 * dwarf2out.c (base_type_die): Likewise.
13833 (is_subrange_type): Delete.
13834 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
13835 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
13836 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
13837 if the destination type is boolean.
13838 (build_range_check): Do not special-case subtypes.
13839 (fold_sign_changed_comparison): Likewise.
13840 (fold_unary): Likewise.
13841 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
13842 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
13843 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
13844 * tree.c (subrange_type_for_debug_p): New predicate based on the
13845 former is_subrange_type.
13846 * tree.h (subrange_type_for_debug_p): Declare.
13847 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
13848 (convert_affine_scev): Remove call to above function.
13849 (chrec_convert_aggressive): Likewise.
13850 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
13851 false for conversions involving subtypes.
13852 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
13853 (vrp_val_min): Likewise.
13854 (needs_overflow_infinity): Likewise.
13855 (extract_range_from_unary_expr): Likewise.
13857 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
13859 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13860 * config/frv/frv.c: Likewise.
13861 * config/s390/s390.c: Likewise.
13862 * config/sparc/sparc.h: Likewise.
13863 * config/i386/i386.h: Likewise.
13864 * config/i386/i386.c: Likewise.
13865 * config/crx/crx.c: Likewise.
13866 * config/m68hc11/m68hc11.h: Likewise.
13867 * config/iq2000/iq2000.c: Likewise.
13868 * config/mn10300/mn10300.h: Likewise.
13869 * config/mn10300/mn10300.c: Likewise.
13870 * config/m68k/m68k.c: Likewise.
13871 * config/rs6000/rs6000.c: Likewise.
13872 * config/rs6000/xcoff.h: Likewise.
13873 * config/rs6000/linux64.h: Likewise.
13874 * config/rs6000/sysv4.h: Likewise.
13875 * config/score/score3.c: Likewise.
13876 * config/score/score7.c: Likewise.
13877 * config/score/score.c: Likewise.
13878 * config/arm/arm.md: Likewise.
13879 * config/mips/mips.c: Likewise.
13880 * config/mips/mips.md: Likewise.
13881 * config/bfin/bfin.h: Likewise.
13882 * config/pa/pa.c: Likewise.
13883 * config/pa/constraints.md: Likewise.
13885 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
13886 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
13887 * config/pdp11/pdp11.h: Use memory_address_p instead.
13889 2009-05-14 Ian Lance Taylor <iant@google.com>
13891 * passes.c (finish_optimization_passes): Change i to int.
13892 * plugin.c (plugins_active_p): Change event to int.
13893 (dump_active_plugins): Likewise.
13894 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
13896 * tree.c (tree_range_check_failed): Change c to unsigned int.
13897 (omp_clause_range_check_failed): Likewise.
13898 (build_common_builtin_nodes): Change mode to int. Add cast.
13899 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
13900 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
13902 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
13903 ++ or -- with a variable of enum type.
13905 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13908 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
13910 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13912 * store-motion.c: Do not include params.h
13913 * Makefile.in: Fix dependencies for various files.
13915 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13917 * auto-inc-dec.c: Fix pass description, remove apparent
13918 accidental duplication.
13920 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
13922 PR middle-end/40147
13923 * ipa-utils.h (memory_identifier_string): Moved to ...
13924 * tree.h (memory_identifier_string): Here. Add GTY(()).
13926 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13928 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
13929 in the former documentation of...
13930 (GO_IF_LEGITIMATE_ADDRESS): ... this.
13931 * ira-conflicts.c (get_dup_num): Use address_operand.
13932 * targhooks.c (default_legitimate_address_p): New.
13933 * targhooks.h (default_legitimate_address_p): New.
13934 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
13936 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
13937 * target.h (struct target): Add legitimate_address_p.
13938 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
13939 (TARGET_INITIALIZER): Include it.
13941 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13942 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
13943 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
13944 (TARGET_LEGITIMATE_ADDRESS_P): New.
13946 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13947 (REG_OK_STRICT_P): Delete.
13948 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
13949 (frv_legitimate_address_p_1): ... this.
13950 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
13951 (frv_legitimate_address_p_1): ... the renamed old
13952 frv_legitimate_address_p.
13953 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
13954 (TARGET_LEGITIMATE_ADDRESS_P): New.
13956 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13957 * config/s390/s390-protos.h (legitimate_address_p): Remove.
13958 * config/s390/s390.c (legitimate_address_p): Rename to...
13959 (s390_legitimate_address_p): ... this, make static.
13960 (legitimize_address): Adjust call.
13961 (TARGET_LEGITIMATE_ADDRESS_P): New.
13962 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
13964 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13965 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
13966 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
13967 (TARGET_LEGITIMATE_ADDRESS_P): New.
13969 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13970 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
13971 * config/spu/spu.c (spu_legitimate_address): Rename to...
13972 (spu_legitimate_address_p): ... this, make static.
13973 (TARGET_LEGITIMATE_ADDRESS_P): New.
13975 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13976 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
13977 * config/sparc/sparc.c (legitimate_address_p): Rename to...
13978 (sparc_legitimate_address_p): ... this, make static and return bool.
13979 (legitimize_address): Adjust call.
13980 (TARGET_LEGITIMATE_ADDRESS_P): New.
13982 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13983 * config/i386/i386-protos.h (legitimate_address_p): Remove.
13984 * config/i386/i386.c (legitimate_address_p): Rename to...
13985 (ix86_legitimate_address_p): ... this, make static.
13986 (constant_address_p): Move after it, adjust call.
13987 (TARGET_LEGITIMATE_ADDRESS_P): New.
13989 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13990 * config/avr/avr-protos.h (legitimate_address_p): Remove.
13991 * config/avr/avr.c (legitimate_address_p): Rename to...
13992 (avr_legitimate_address_p): ... this, make static.
13993 (legitimize_address): Adjust call.
13994 (TARGET_LEGITIMATE_ADDRESS_P): New.
13996 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13997 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
13998 * config/crx/crx.c (crx_legitimate_address_p): Make static.
13999 (TARGET_LEGITIMATE_ADDRESS_P): New.
14001 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14002 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14003 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14004 (TARGET_LEGITIMATE_ADDRESS_P): New.
14006 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14007 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14009 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14011 (TARGET_LEGITIMATE_ADDRESS_P): New.
14013 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14014 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14016 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14018 (m68hc11_legitimate_address_p): ... this, make static.
14019 (go_if_legitimate_address_internal): Rename to...
14020 (m68hc11_legitimate_address_p_1): ... this.
14021 (legitimize_address): Adjust call.
14022 (TARGET_LEGITIMATE_ADDRESS_P): New.
14024 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14025 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14026 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14027 (TARGET_LEGITIMATE_ADDRESS_P): New.
14029 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14030 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14031 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14032 (mn10300_legitimate_address_p): ... this, make static.
14033 (TARGET_LEGITIMATE_ADDRESS_P): New.
14035 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14036 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14037 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14038 (TARGET_LEGITIMATE_ADDRESS_P): New.
14040 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14041 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14042 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14043 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14044 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14045 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14046 (rs6000_legitimate_address_p): ... this, make static.
14047 (TARGET_LEGITIMATE_ADDRESS_P): New.
14048 (REG_MODE_OK_FOR_BASE_P): Delete.
14049 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14051 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14052 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14054 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14055 static, adjust types.
14056 (TARGET_LEGITIMATE_ADDRESS_P): New.
14058 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14059 * config/score/score.c (score_address_p): Rename to...
14060 (score_legitimate_address_p): ... this.
14061 (TARGET_LEGITIMATE_ADDRESS_P): New.
14062 * config/score/score3.c (score3_address_p): Rename to...
14063 (score3_legitimate_address_p): ... this.
14064 * config/score/score7.c (score7_address_p): Rename to...
14065 (score7_legitimate_address_p): ... this.
14067 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14068 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14069 GO_IF_LEGITIMATE_ADDRESS): Delete.
14070 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14071 thumb2_legitimate_address_p): Delete.
14072 (arm_legitimate_address_p): Rename to...
14073 (arm_legitimate_address_outer_p): ... this.
14074 * config/arm/constraints.md ("Uq"): Adjust call.
14075 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14076 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14078 (arm_legitimate_address_outer_p): ... this.
14079 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14081 (TARGET_LEGITIMATE_ADDRESS_P): New.
14083 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14084 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14085 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14086 (TARGET_LEGITIMATE_ADDRESS_P): New.
14088 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14089 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14090 * config/vax/vax.c (legitimate_address_p): Rename to...
14091 (vax_legitimate_address_p): ... this, make static.
14092 (TARGET_LEGITIMATE_ADDRESS_P): New.
14094 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14095 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14096 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14097 (TARGET_LEGITIMATE_ADDRESS_P): New.
14099 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14100 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14101 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14102 (mmix_legitimate_address_p): ... this, make static.
14103 (TARGET_LEGITIMATE_ADDRESS_P): New.
14105 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14106 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14107 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14108 (TARGET_LEGITIMATE_ADDRESS_P): New.
14110 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14112 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14113 of MODE_COMPLEX_INT.
14115 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14117 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14118 LCT_NORMAL in function call.
14119 * mips-tdump.c (print_file_desc): Add cast to enum type.
14120 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14121 (mark_stabs): Add casts to enum types.
14122 (parse_stabs_common): Add casts to enum types.
14124 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14126 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14127 Check for invalid values of LETTER.
14129 2009-05-13 Taras Glek <tglek@mozilla.com>
14131 * attribs.c (register_attribute): moved out attribute registration
14132 into register_attribute.
14133 * doc/plugins.texi: Documented register_attribute and
14135 * gcc-plugin.h: Added forward decl for register_attribute.
14136 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14137 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14138 PLUGIN_ATTRIBUTES boilerplate.
14140 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14142 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14143 values even in sentinel and empty entries.
14144 (ms_printf_flag_specs): Likewise.
14145 (ms_scanf_flag_specs): Likewise.
14146 (ms_strftime_flag_specs): Likewise.
14147 (ms_print_char_table): Likewise.
14148 (ms_scan_char_table): Likewise.
14149 (ms_time_char_table): Likewise.
14151 2009-05-13 Doug Kwan <dougkwan@google.com>
14153 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14155 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14157 * config/mips/mips.md (store): Add attributes for QI and HI.
14159 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14160 (truncdi<mode>2): ... this new pattern.
14162 2009-05-13 Brad Hards <bradh@kde.org>
14164 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14166 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14167 Ben Elliston <bje@au.ibm.com>
14169 PR middle-end/40035
14170 * dse.c (check_mem_read_rtx): Guard against width == -1.
14172 2009-05-13 Michael Matz <matz@suse.de>
14174 PR middle-end/39976
14175 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14176 (trivially_conflicts_p): New function.
14177 (insert_backedge_copies): Use it.
14179 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14181 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14182 (handle_stdc_pragma): Use new enum constant names.
14183 (handle_pragma_float_const_decimal64): Ditto.
14185 2009-05-13 Ian Lance Taylor <iant@google.com>
14187 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14190 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14192 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14193 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14195 * config/m68k/m68k.h (FL_UCLINUX): Define.
14197 2009-05-13 Jan Hubicka <jh@suse.cz>
14199 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14201 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14203 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14204 unless -fschedule-insns is specified.
14206 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14209 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14210 TARGET_EXPAND_CBRANCHDI4.
14211 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14212 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14213 (cmpeqdi): Fix comment.
14215 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14217 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14218 (sh_legitimate_address_p): Likewise.
14219 * config/sh/sh.c (sh_legitimate_index_p): New.
14220 (sh_legitimate_address_p): Likewise.
14221 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14222 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14223 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14224 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14225 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14226 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14227 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14228 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14229 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14231 2009-05-12 Jan Hubicka <jh@suse.cz>
14233 * tree-inline.c (estimate_operator_cost): Add operands;
14234 when division happens by constant, it is cheap.
14235 (estimate_num_insns): Loads and stores are not having cost of 0;
14236 EH magic stuff is cheap; when computing runtime cost of switch,
14237 use log2 base of amount of its cases; builtin_expect has cost of 0;
14238 compute cost for moving return value of call.
14239 (init_inline_once): Initialize time_based flags.
14240 * tree-inline.h (eni_weights_d): Add time_based flag.
14242 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14244 * df-core.c: Update head documentation.
14246 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14249 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14250 shadowing exisiting variable op1.
14252 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14255 * config/i386/driver-i386.c (processor_signatures): New enum.
14256 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14257 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14258 processor signature to detect geode processor.
14260 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14264 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14266 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14267 causes spurious differences between trunk and cond-optab branch.
14269 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14271 * dojump.c (compare_from_rtx): Delete.
14272 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14273 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14274 if the comparison does not satisfy the predicate; test predicates for
14275 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14276 further if one existing pattern fails.
14277 * expr.h (compare_from_rtx): Delete.
14278 (prepare_operand): Declare it.
14279 * optabs.c: Change "lib call" to "libcall" throughout.
14280 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14281 HAVE_conditional_trap, emit_cmp_insn): Delete.
14282 (can_compare_p): Delete cmp_optab case.
14283 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14284 Accept other parameters by value.
14285 (prepare_operand): Make non-static.
14286 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14287 other parameters by value. Try to widen operands here based on
14288 an optab_methods argument and looking at cbranch_optab.
14289 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14290 loop. Use cbranch_optab directly.
14291 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14292 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14294 (emit_conditional_move, emit_conditional_add): Inline what's needed
14295 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14296 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14297 with COMPARE. Move cmov_optab and cstore_optab above
14298 with cbranch_optab, move cmp_optab down with ucmp_optab,
14299 remove tst_otpab. Do not initialize trap_rtx.
14300 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14301 for trap code. Do not check HAVE_conditional_trap. Use
14302 prepare_cmp_insn. Accept no predicate for operand 3.
14303 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14304 (OTI_ctrap, ctrap_optab): New.
14305 (tst_optab): Delete.
14306 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14307 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14308 with lookup of ctrap_optab.
14309 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14311 (ctrap_optab): New.
14313 * combine.c (combine_simplify_rtx, simplify_set): Do not
14314 special case comparing against zero for cc0 machines.
14315 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14316 COMPARE on cc0 machines.
14317 (simplify_relational_operation): Return a new expression when
14318 a COMPARE could be removed.
14319 * final.c (final_scan_insn): Compare cc_status values
14320 against LHS of a (compare FOO (const_int 0)) cc0 source.
14321 Also check if cc_status.value is the full compare.
14323 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14324 (cstoreMM4): Document.
14325 (conditional_trap): Document ctrapMM4 instead.
14326 (sync_compare_and_swapMM): Refer to cbranchcc4.
14327 (Dependent Patterns): Eliminate obsolete information referring to
14328 the old jump optimization phase.
14329 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14330 of compares with 0 on cc0 machines.
14331 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14332 avoiding references to cc0. Remove text about storing operands
14334 * doc/tm.texi (Condition Codes): Include blurb on different
14335 condition code representations, separate into subsections for
14336 CC0, MODE_CC and conditional execution.
14338 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14339 alpha_emit_setcc): Accept operands and a machine mode.
14340 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14341 Get code/op0/op1 from operands, use machine mode argument
14342 instead of alpha_compare.fp_p. Emit the branch here.
14343 (alpha_emit_setcc): Likewise, and return boolean.
14344 (alpha_emit_conditional_move): Likewise. Assert that
14345 cmp_op_mode == cmp_mode, and simplify accordingly.
14346 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14347 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14348 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14350 (stack probe test): Use cbranchdi4.
14351 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14353 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14354 * config/arc/arc.h (movsicc, movsfcc): Use it.
14355 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14356 (cbranchsi4, cstoresi4): New.
14357 (cmpsi, bCC and sCC expanders): Remove.
14359 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14360 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14361 * config/arm/predicates.md (arm_comparison_operator): Only include
14362 floating-point operators if there is a hardware floating-point unit.
14363 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14364 deferring to cbranch_cc and cstore_cc respectively.
14365 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14366 cbranch_cc, cstore_cc): New.
14367 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14369 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14371 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14372 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14374 (adjust_insn_length): Adjust calls.
14375 (avr_reorg): Handle (compare (foo) (const_int 0)).
14376 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14377 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14378 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14379 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14381 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14382 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14384 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14385 (cbranchsi4, cstorebi4, cstoresi4): New.
14386 (movbisi): This insn is duplicate, split it to zero_extend.
14387 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14388 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14389 (bfin_optimize_loop): Use cbranch expander.
14390 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14391 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14392 (bfin_bimode_comparison_operator): ... this.
14393 (bfin_direct_comparison_operator): New.
14395 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14396 inside (compare FOO (const_int 0)).
14397 (cris_rtx_costs): Handle ZERO_EXTRACT.
14398 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14399 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14400 (*tstdi_v32): Delete.
14401 (*cmpdi_non_v32): Add M alternative for operand 1.
14402 (cmpsi, cmp<mode>): Make private.
14403 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14405 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14407 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14408 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14409 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14410 (cc_reg_operand): New.
14411 (any_cond): Delete.
14412 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14413 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14414 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14415 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14416 crx_expand_scond): Delete.
14418 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
14420 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
14421 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
14423 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
14424 cstoresi4, cstoresf4, cstoredf4): New.
14425 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
14426 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14427 Receive the entire operands array.
14428 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
14429 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
14430 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14431 Get test/op0/op1 from the operands array.
14432 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
14434 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
14435 (h8300_expand_store): New.
14436 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
14438 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
14439 (h8300_expand_store): New.
14440 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
14441 or do not try to produce (set (cc0) REG).
14442 (peepholes): Wrap arguments with COMPARE. Add a peephole to
14443 change a compare into a move to a scratch register. Disable some
14444 peepholes when comparing with zero.
14445 (tstsi, tsthi, tstsi, cmpqi): Make private.
14447 (bCC, sCC): Delete.
14448 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
14451 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
14452 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
14453 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
14454 (ix86_emit_i387_log1p): Use cbranchxf2.
14455 (ix86_expand_setcc): Return void.
14456 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
14457 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
14458 cmp<MODEF>, cmpcc): Remove.
14459 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
14460 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
14461 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
14462 (sCC and bCC expanders): Remove.
14463 (stack_protect_test): Use cbranchcc4.
14465 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
14467 (ia64_expand_compare): Accept three rtx by reference and return void.
14468 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
14469 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
14470 from *expr. Update *expr with the BImode comparison to do.
14471 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
14472 cmptf, bCC, sCC, conditional_trap): Delete.
14473 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
14474 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
14475 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
14476 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
14477 * config/ia64/predicates.md (ia64_cbranch_operator): New.
14479 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
14480 type of last argument.
14481 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
14482 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
14483 use machine mode argument instead of branch_type. Remove dead
14484 code for floating-point comparisons.
14485 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
14486 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
14488 (cbranchsi4, cstoresi4): New.
14489 * config/iq2000/predicates.md (reg_or_const_operand): New.
14491 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
14492 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
14493 (b<code>_op): Rewrite to...
14494 (bcc_op): ... this, using match_operator.
14495 (s<code>_op): Rewrite to...
14496 (scc_op): ... this, using match_operator.
14497 (s<code>_24_op): Rewrite to...
14498 (scc_op_24): ... this, using match_operator.
14499 (s<code>_<mode>): Rewrite to...
14500 (cstore<mode>4): ... this, using match_operator.
14501 (s<code>_<mode>_24): Rewrite to...
14502 (cstore<mode>4_24): ... this, using match_operator.
14503 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
14504 m32c_unpend_compare, m32c_expand_scc): Delete.
14505 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
14506 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
14507 (m32c_expand_movcc): Change NE to EQ if necessary.
14508 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
14510 * config/m32r/m32r-protos.h (gen_cond_store): New.
14511 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
14512 (gen_cond_store): New, from sCC patterns.
14513 (m32r_expand_block_move): Use cbranchsi4.
14514 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
14515 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
14516 (cbranchsi4, cstoresi4): New.
14518 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
14520 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
14521 (m68hc11_notice_update_cc): Look into a compare with 0.
14522 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
14524 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
14525 cmphi, cmpqi, bCC): Delete.
14526 (cbranchsi4, cbranchhi4, cbranchqi4): New.
14527 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
14528 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
14531 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
14532 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
14533 * config/m68k/constraints.md (H): New.
14534 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
14535 the define_insn below.
14536 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
14537 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
14538 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
14539 patterns): Wrap RHS with COMPARE.
14540 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
14541 (*cmpdi_internal): Name this pattern.
14542 (cmpdi): Change to define_insn.
14543 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
14544 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
14545 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
14547 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
14548 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
14549 (conditional_trap): Change to...
14550 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
14551 (*conditional_trap): Use the ordered_comparison_operator and
14552 const1_operand predicates.
14553 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
14554 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
14555 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
14556 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
14558 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
14559 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
14560 (mcore_gen_compare): New.
14561 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
14562 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
14563 (mcore_gen_compare): ... this.
14564 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
14565 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
14566 (stack probe pattern): Use cbranchsi4.
14568 * config/mips/predicates.md (mips_cstore_operator): New.
14569 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
14570 * config/mips/mips.md (any_cond): Delete.
14571 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
14573 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
14574 fixuns_truncsfdi2): Use cbranch patterns.
14575 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
14576 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
14577 Adjust call to mips_expand_conditional_branch.
14578 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
14580 * config/mips/mips-protos.h (mips_expand_conditional_branch,
14581 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
14582 * config/mips/mips.c (cmp_operands): Delete.
14583 (mips_emit_compare): Get comparison operands from *op0/*op1.
14584 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
14585 that it succeeds. Use op0/op1 instead of cmp_operands.
14586 (mips_expand_conditional_branch, mips_expand_conditional_move,
14587 mips_expand_conditional_trap): Likewise.
14588 (mips_block_move_loop): Use cbranch patterns.
14589 * config/mips/mips.h (cmp_operands): Delete.
14591 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
14592 (mmix_gen_compare_reg): Just return a register in the right CC mode.
14593 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
14594 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
14595 (*cmpcc_folded): Rename to...
14596 (*cmpdi_folded): this.
14597 (*cmpcc): Rename to...
14599 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
14602 (cbranchdf4): New. Handle invalid comparisons here.
14603 * config/mmix/predicates.md (float_comparison_operator): New.
14605 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
14606 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
14607 * config/mn10300/mn10300.md (tst): Delete.
14608 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
14609 Name these patterns and wrap RHS in a compare.
14610 (*cmpsi): Make this pattern private. Include tst.
14611 (*cmpsf): Make this pattern private.
14612 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
14613 (compare with zero peepholes): Likewise.
14615 (cbranchsi4, cbranchsf4): New.
14616 (casesi): Use cbranchsi4.
14618 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
14619 hppa_branch_type): Delete.
14620 (return_addr_rtx): Use cbranchsi4.
14621 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
14622 Emit CCFPmode comparison here.
14623 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
14624 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
14625 hppa_branch_type): Delete.
14626 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
14627 (movsicc, movdicc): Remove references to hppa_compare_op0,
14628 hppa_compare_op1 and compare_from_rtx.
14629 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
14630 (casesi): Use cbranchsi4.
14632 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
14633 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
14634 * config/pdp11/pdp11.md (register_or_const0_operand): New.
14635 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
14636 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
14638 (cbranchdf4, cbranchhi4, cbranchqi4): New.
14639 (*branch, *branch_inverted): New.
14641 * config/picochip/picochip.md (cbranchhi4): Use
14642 ordered_comparison_operator.
14643 (cmphi, bCC): Remove.
14645 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
14646 (trap_comparison_operator): Delete.
14647 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
14648 rs6000_emit_cbranch): Accept mode and operands.
14649 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
14650 rs6000_compare_fp_p): Delete.
14651 (rs6000_generate_compare): Accept mode and comparison. Extract code
14652 and op0/op1 from there. Replace references to rs6000_compare_op0
14653 and rs6000_compare_op1.
14654 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
14655 extract result from passed operands.
14656 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
14657 extract loc from passed operands.
14658 (rs6000_emit_cmove): Likewise.
14659 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
14660 rs6000_compare_fp_p): Delete.
14661 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
14662 (cbranch<GPR>4, cbranch<FP>4): New.
14663 (cstore<mode>4): New. Consolidate here all choices about when to use
14664 portable or specialized sCC sequences.
14665 (stack_protect_test): Use cbranchsi4.
14666 (conditional_trap): Replace with ctrap<GPR>4.
14667 (conditional trap insn): Replace trap_comparison_operator with
14668 ordered_comparison_operator.
14670 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
14671 (s390_emit_prologue): Use ctrap.
14672 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
14673 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
14674 New predicates replacing...
14675 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
14676 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
14677 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
14678 (add<mode>cc): Do not use s390_compare_op0/op1.
14679 (s<code>): Change to...
14680 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
14681 (seq): Change to...
14682 (cstorecc4): ... this. Handle EQ or NE equally.
14683 (*sne): Un-privatize for use in cstorecc4.
14684 (b<code>): Change to...
14685 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
14686 (conditional_trap): Replace with...
14687 (ctrap<GPR>4, ctrap<FP>4): ... these.
14688 (stack_protect): Use cbranchcc4.
14690 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
14691 * config/score/score-protos.h (score_gen_cmp): Delete.
14692 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
14693 (score_block_move-loop): Use cbranchsi4.
14694 * config/score/score.md (cbranchsi4): New.
14695 (cmpsi, bCC): Delete.
14696 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
14697 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14698 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
14699 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14700 * config/score/score3.h (score3_gen_cmp): Delete.
14701 * config/score/score7.h (score7_gen_cmp): Delete.
14703 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
14704 (sh_emit_scc_to_t): ... this. Return void.
14705 (from_compare): Rename to...
14706 (sh_emit_compare_and_branch): ... this.
14707 (sh_emit_compare_and_set): New.
14708 (sh_expand_t_scc): Accept operands.
14709 * config/sh/predicates.md (sh_float_comparison_operator): New.
14710 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
14711 (prepare_scc_operands): Rename to...
14712 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
14714 (sh_emit_cheap_store_flag): New.
14715 (sh_emit_set_t_insn): New.
14716 (from_compare): Rename to...
14717 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
14718 handling of TARGET_SH2E floating point to avoid recursive call.
14719 Generate branch here.
14720 (sh_emit_compare_and_set): New.
14721 (sh_expand_t_scc): Get op0/op1 from arguments.
14722 (sh_emit_cheap_store_flag): New.
14723 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
14725 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
14726 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
14727 (movsicc, movdicc): Do nothing when it recreated operands from
14728 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
14729 prepare_scc_operands (now sh_emit_scc_to_t).
14730 (udivdi3): Use cstoresi4.
14731 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
14732 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
14733 (cbranchint4_media, cbranchfp4_media): New.
14734 (casesi): Use cbranchdi4.
14735 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
14737 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
14738 (movnegt): Remove second operand.
14739 (cbranchsf4, cbranchdf4): New.
14740 (stack_protect): Use cbranchdi4/cbranchsi4.
14742 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
14743 (gen_compare_reg): Accept comparison, extract part of it to...
14744 (gen_compare_reg_1): ... this.
14745 (gen_compare_operator): Delete.
14746 (gen_v9_scc): Accept separate destination, comparison code and arms.
14747 Do not use sparc_compare_op0/sparc_compare_op1.
14748 (emit_scc_insn, emit_conditional_branch_insn): New.
14749 (emit_v9_brxx): Make static. Remove useless assertion.
14750 (sparc_emit_float_lib_cmp): Return RTL instead of calling
14752 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
14753 * config/sparc/sparc-protos.h (gen_compare_reg,
14754 sparc_emit_float_lib_cmp): Adjust prototype.
14755 (emit_scc_insn, emit_conditional_branch_insn): New.
14756 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
14757 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
14758 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
14759 iterators to the top.
14760 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
14761 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
14762 snedi_special_trunc): Delete.
14763 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
14764 and snedi_special_trunc.
14765 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
14766 cbranchdi4, cbranch<F:mode>4): New.
14767 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
14768 here. Use gen_compare_reg instead of gen_compare_operator.
14769 (conditional_trap): Replace with...
14770 (ctrapsi4, ctrapdi4): ... this.
14771 (stack_protect_test): Use cbranchcc4.
14773 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
14775 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
14776 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
14777 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
14778 from operands[0] or operands[3] depending on is_set.
14779 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
14780 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
14781 cmpdf, bCC), sCC: Remove.
14782 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
14783 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
14785 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
14786 spu_emit_branch_or_set.
14788 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
14790 * config/stormy16/stormy16.h (xstormy16_compare_op0,
14791 xstormy16_compare_op1): Delete.
14792 * config/stormy16/stormy16.c (xstormy16_compare_op0,
14793 xstormy16_compare_op1): Delete.
14794 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
14796 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
14797 (cmphi, cmpsi, bCC): Remove.
14799 * config/v850/v850.md (tstsi, cmpsi): Fold into...
14800 (*cmpsi): ... this one.
14801 (cbranchsi4, cstoresi4): New.
14802 (bCC expanders): Delete.
14803 (sCC insns): Fold into...
14804 (*setcc): ... this one.
14805 (casesi): Do not use gen_cmpsi and gen_bgtu.
14806 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
14807 (movsicc): Simplify.
14808 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
14810 * config/vax/vax-protos.h (cond_name): New.
14811 (vax_output_conditional_branch): Remove.
14812 * config/vax/vax.c (cond_name): New.
14813 (vax_output_conditional_branch): Remove.
14814 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
14815 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
14816 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
14817 (bit<VAXint>): Wrap source with (compare).
14818 (b<code> and following unnamed pattern): Rename to *branch and
14819 *branch_reversed. Change macroization to match_operator.
14820 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
14822 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
14823 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
14824 Change last argument to machine_mode.
14825 (xtensa_expand_scc): Add machine_mode argument.
14826 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
14827 (gen_conditional_move, xtensa_expand_conditional_branch,
14828 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
14829 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
14830 Adjust operand numbers.
14831 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
14833 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
14834 (cmpsi, cmpsf, b<code>, s<code>): Delete.
14835 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
14837 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14839 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14840 causes spurious differences between trunk and cond-optab branch.
14842 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14845 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
14847 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14849 * tree.c (iterative_hash_pointer): Delete.
14850 (iterative_hash_expr): Short-circuit handling of NULL pointer.
14851 Hash UIDs and versions of SSA names. Don't special-case built-in
14852 function declarations.
14854 2009-05-11 Ian Lance Taylor <iant@google.com>
14857 * graphite.c: Force -Wc++-compat to only be a warning before
14858 #including "cloog/cloog.h".
14860 2009-05-11 Martin Jambor <mjambor@suse.cz>
14862 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
14864 2009-05-11 Jan Hubicka <jh@suse.cz>
14866 * tree-ssa-loop-ivcanon.c: Include target.h
14867 (struct loop_size): new structure.
14868 (constant_after_peeling): New predicate.
14869 (tree_estimate_loop_size): New function.
14870 (estimated_unrolled_size): Rewrite for new estimates.
14871 (try_unroll_loop_completely): Use new estimates.
14872 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
14874 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14876 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
14877 libcpp interface change.
14878 (spu_macro_to_expand): Likewise.
14880 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
14882 PR tree-optimization/40026
14883 * gimplify.c (gimplify_init_constructor): Change initial conditional
14884 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
14885 optimize_compound_literals_in_ctor.
14887 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
14889 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
14891 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
14893 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
14895 * tree-vect-data-refs.c (vect_analyze_group_access): Use
14896 HOST_WIDE_INT for gap.
14898 2009-05-11 Ira Rosen <irar@il.ibm.com>
14900 PR tree-optimization/40074
14901 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
14902 account in group size and step comparison.
14904 2009-05-11 Richard Guenther <rguenther@suse.de>
14906 * passes.c (init_optimization_passes): Strip now incorrect comment.
14907 (execute_function_todo): Do not set PROP_alias.
14908 * tree-pass.h (PROP_alias): Remove.
14909 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
14910 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
14911 * tree-nrv.c (pass_return_slot): Likewise.
14912 * tree-object-size.c (pass_object_sizes): Likewise.
14913 * tree-ssa-dom.c (pass_dominator): Likewise.
14914 (pass_phi_only_cprop): Likewise.
14915 * tree-ssa-dse.c (pass_dse): Likewise.
14916 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
14917 (pass_cselim): Likewise.
14918 * tree-ssa-pre.c (pass_pre): Likewise.
14919 (pass_fre): Likewise.
14920 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
14921 * tree-ssa-sink.c (pass_sink_code): Likewise.
14922 * tree-stdarg.c (pass_stdarg): Likewise.
14923 * tree-tailcall.c (pass_tail_calls): Likewise.
14924 * tree-vrp.c (pass_vrp): Likewise.
14926 2009-05-10 Ian Lance Taylor <iant@google.com>
14928 * basic-block.h (enum profile_status): Break out of struct
14929 control_flow_graph.
14930 * cgraph.h (struct inline_summary): Break out of struct
14932 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
14933 of struct cgraph_order_sort.
14934 * combine.c (enum undo_kind): New enum, broken out of struct undo.
14935 * cse.c (struct branch_path): Break out of struct
14936 cse_basic_block_data.
14937 * except.h (enum eh_region_type): Break out of struct eh_region.
14938 * gcc.c (enum add_del): Break out of struct modify_target.
14939 * genrecog.c (enum decision_type): Break out of struct decision_test.
14940 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
14942 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
14943 * regmove.c (enum match_use): New enum, broken out of struct match.
14944 * sched-int.h (enum post_call_group): New enum, broken out of
14946 (struct deps_reg): Break out of struct deps.
14947 * target.h (struct asm_int_op): Break out of struct gcc_target.
14948 * tree-eh.c (struct goto_queue_node): Break out of struct
14950 * tree-inline.h (enum copy_body_cge_which): Break out of
14952 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
14954 * c-decl.c (in_struct, struct_types): New static variables.
14955 (pushtag): Add loc parameter. Change all callers.
14956 (lookup_tag): Add ploc parameter. Change all callers.
14957 (check_compound_literal_type): New function.
14958 (parser_xref_tag): Add loc parameter. Change all callers. If
14959 -Wc++-compat, warn about struct/union/enum types defined within a
14961 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
14962 and loc parameters. Change all callers. Change error calls to
14963 error_at, using loc. For a redefinition, if the location of the
14964 original definition is known, report it. Set in_struct and
14965 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
14966 (finish_struct): Add new parameters enclosing_in_struct and
14967 enclosing_struct_types. Change all callers. Set
14968 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
14969 in the struct. If in a struct, add this struct to struct_types.
14970 (start_enum): Add loc parameter. Change all callers. Use
14971 error_at for errors, using loc. For a redefinition, if the
14972 location of the original definition is known, report it. If in a
14973 struct, add this enum type to struct_types. If -Wc++-compat warn
14974 if in sizeof, typeof, or alignof.
14975 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
14976 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
14977 (c_parser_enum_specifier): Get enum location for start_enum.
14978 (c_parser_struct_or_union_specifier): Get struct location for
14979 start_struct. Save in_struct and struct_types status between
14980 start_struct and finish_struct.
14981 (c_parser_cast_expression): Get location of cast.
14982 (c_parser_alignof_expression): Get location of type.
14983 (c_parser_postfix_expression): Likewise.
14984 (c_parser_postfix_expression_after_paren_type): Add type_loc
14985 parameter. Change all callers. Call check_compound_literal_type.
14986 Use type_loc for error about variable size type.
14987 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
14988 of an enum constant from an enum type defined in a struct or union.
14989 (c_cast_expr): Add loc parameter. Change all callers. If
14990 -Wc++-compat, warn about defining a type in a cast.
14991 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
14992 (start_enum, start_struct, finish_struct): Update declarations.
14993 (parser_xref_tag, c_cast_expr): Update declarations.
14994 (check_compound_literal_type): Declare.
14996 2009-05-11 Ben Elliston <bje@au.ibm.com>
14998 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
14999 for recent libcpp interface change.
15000 (rs6000_macro_to_expand): Likewise.
15002 2009-05-10 Michael Matz <matz@suse.de>
15005 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15006 not at entry of function.
15008 2009-05-10 Richard Guenther <rguenther@suse.de>
15010 PR tree-optimization/40081
15012 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15013 using the main variant of the element type. Do not fiddle with
15014 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15016 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15017 structs with volatile fields.
15019 2009-05-10 Jan Hubicka <jh@suse.cz>
15021 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15022 (estimate_move_cost): Assert that it does not get called for
15024 (estimate_num_insns): Skip VOID types in argument handling.
15025 (optimize_inline_calls): Delete unreachable blocks and verify that
15026 callgraph is valid.
15028 2009-05-10 Jan Hubicka <jh@suse.cz>
15030 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15031 * cgraph.c (cgraph_mark_address_taken_node): New function.
15032 (dump_cgraph_node): Dump new flag.
15033 * cgraph.h (struct cgraph_node): Add address_taken.
15034 (cgraph_mark_address_taken_node): New function.
15035 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15036 since new direct calls can be born.
15038 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15040 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15041 tok->val.node.node.
15043 2009-05-10 Jan Hubicka <jh@suse.cz>
15045 PR middle-end/40084
15046 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15048 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15049 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15050 * tree-inline.c (copy_bb): Set frequency correctly.
15051 (fold_marked_statements): Update call to
15052 cgraph_update_edges_for_call_stmt.
15054 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15056 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15057 identifiers in diagnostics.
15058 * config/arm/arm.c (arm_handle_fndecl_attribute,
15059 arm_handle_isr_attribute): Likewise.
15060 * config/avr/avr.c (avr_handle_progmem_attribute,
15061 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15062 * config/bfin/bfin.c (handle_int_attribute,
15063 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15064 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15065 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15067 * config/darwin.c (darwin_handle_kext_attribute,
15068 darwin_handle_weak_import_attribute): Likewise.
15069 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15070 h8300_handle_eightbit_data_attribute,
15071 h8300_handle_tiny_data_attribute): Likewise.
15072 * config/i386/i386.c (ix86_handle_cconv_attribute,
15073 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15074 * config/i386/winnt.c (ix86_handle_shared_attribute,
15075 ix86_handle_selectany_attribute): Likewise.
15076 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15077 * config/m32c/m32c.c (function_vector_handler): Likewise.
15078 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15079 m68hc11_handle_fntype_attribute): Likewise.
15080 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15081 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15082 * config/mips/mips.c (mips_insert_attributes,
15083 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15084 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15085 rs6000_handle_struct_attribute): Likewise.
15086 * config/sh/sh.c (sh_insert_attributes,
15087 sh_handle_resbank_handler_attribute,
15088 sh_handle_interrupt_handler_attribute,
15089 sh2a_handle_function_vector_handler_attribute,
15090 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15092 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15093 * config/spu/spu.c (spu_handle_fndecl_attribute,
15094 spu_handle_vector_attribute): Likewise.
15095 * config/stormy16/stormy16.c
15096 (xstormy16_handle_interrupt_attribute): Likewise.
15097 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15098 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15100 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15102 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15103 (pp_translate_identifiers): New.
15104 (pp_identifier): Only conditionally translate identifier to locale
15106 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15107 (pp_base_tree_identifier): Only conditionally translate identifier
15108 to locale character set.
15109 * c-pretty-print.c (M_): Define.
15110 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15111 fragments for conditional translation with M_.
15112 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15113 identifier translation.
15115 2009-05-10 Richard Guenther <rguenther@suse.de>
15117 PR tree-optimization/40081
15118 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15119 using the main variant of the element type. Do not fiddle with
15120 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15122 2009-05-09 Jan Hubicka <jh@suse.cz>
15124 PR middle-end/40080
15125 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15126 indirect calls; verify cgraph afterwards.
15128 2009-05-09 Jan Hubicka <jh@suse.cz>
15131 * ipa.c (update_inlined_to_pointer): New function.
15132 (cgraph_remove_unreachable_nodes): Use it.
15134 2009-05-09 Jan Hubicka <jh@suse.cz>
15136 * tree-eh.c (struct leh_state): Remove prev_try.
15137 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15138 not track prev_try.
15139 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15140 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15141 remove_eh_handler_and_replace, foreach_reachable_handler,
15142 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15143 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15144 (gen_eh_region_cleanup): Update prototype.
15146 2009-05-09 Jan Hubicka <jh@suse.cz>
15148 PR middle-end/40043
15149 * except.c (copy_eh_region): Always set prev_try.
15150 (redirect_eh_edge_to_label): Find outer try.
15151 (foreach_reachable_handler): When looking for prev try
15152 handle case where previous try is not going to be taken.
15154 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15156 PR tree-optimization/40049
15157 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15158 only vector/vector shifts, convert the type of the constant to the
15159 appropriate type to avoid building incorrect trees, which
15160 eventually have problems with garbage collection.
15162 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15164 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15165 -1 for complex floating-point types if honoring signed zeros.
15167 2009-05-08 Jan Hubicka <jh@suse.cz>
15169 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15170 argument; handle correctly when profile is absent.
15171 (build_cgraph_edges): Update.
15172 (rebuild_cgraph_edges): Update.
15173 * cgraph.c: Do not include varray.h.
15174 (cgraph_set_call_stmt_including_clones): New function.
15175 (cgraph_create_edge_including_clones): Likewise
15176 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15177 (cgraph_update_edges_for_call_stmt): Handle clones.
15178 (cgraph_remove_node): Handle clone tree.
15179 (cgraph_remove_node_and_inline_clones): New function.
15180 (dump_cgraph_node): Dump clone tree.
15181 (cgraph_clone_node): Handle clone tree.
15182 (clone_function_name): Bring here from tree-inline.c.
15183 (cgraph_create_virtual_clone): New function.
15184 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15185 (cgraph_clone_info): New function.
15186 (strut cgraph_node): Add clone_info and new clone tree pointers.
15187 (cgraph_remove_node_and_inline_clones,
15188 cgraph_set_call_stmt_including_clones,
15189 cgraph_create_edge_including_clones,
15190 cgraph_create_virtual_clone): Declare.
15191 (cgraph_function_versioning): Use VEC argument.
15192 (compute_call_stmt_bb_frequency): Update prototype.
15193 (cgraph_materialize_all_clones): New function.
15194 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15195 (ipcp_create_replace_map): Update to VECtors.
15196 (ipcp_update_callgraph): Use virtual clones.
15197 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15198 (ipcp_update_profiling): Do not update local profiling.
15199 (ipcp_insert_stage): Use VECtors and virtual clones.
15200 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15201 (clone_of_p): New function.
15202 (cgraph_preserve_function_body_p): Use clone tree.
15203 (cgraph_optimize): Materialize clones.
15204 (cgraph_function_versioning): Update for VECtors.
15205 (save_inline_function_body): Use clone tree.
15206 (cgraph_materialize_clone): New function.
15207 (cgraph_materialize_all_clones): Likewise.
15208 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15209 * ipa.c: Include gimple.h.
15210 (cgraph_remove_unreachable_nodes): Use clone tree.
15211 * ipa-prop.c (ipa_note_param_call): Update call to
15212 compute_call_stmt_bb_frequencycall.
15213 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15214 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15215 (copy_bb): Handle updating of clone tree; add new edge when new call
15217 (expand_call_inline): Be strict about every call having edge.
15218 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15219 (delete_unreachable_blocks_update_callgraph): New function.
15220 (tree_function_versioning): Use VECtors; always remove unreachable
15221 blocks and fold conditionals.
15222 * tree-inline.h: Do not include varray.h.
15223 (tree_function_versioning): Remove.
15224 * Makefile.in (GTFILES): Remove tree-inline.c
15225 * passes.c (do_per_function): Do only functions having body.
15226 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15229 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15230 Andrew Morrow <acm@google.com>
15233 * c-common.c (c_common_attribute_table): Permit deprecated
15234 attribute to take an optional argument.
15235 (handle_deprecated_attribute): If the optional argument to
15236 __attribute__((deprecated)) is not a string ignore the attribute
15237 and emit a warning.
15239 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15240 * c-typeck.c (build_component_ref): Likewise.
15241 (build_external_ref): Likewise.
15243 * toplev.c (warn_deprecated_use): Add an attribute argument.
15244 Emit the message associated with __attribute__((deprecated)).
15246 * toplev.h (warn_deprecated_use): Updated.
15248 * doc/extend.texi: Document new optional parameter to
15249 __attribute__((deprecated))
15251 2009-05-08 Michael Eager <eager@eagercon.com>
15253 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15254 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15256 2009-05-08 Richard Guenther <rguenther@suse.de>
15258 PR tree-optimization/40062
15259 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15260 Avoid exponential behavior.
15262 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15264 PR rtl-optimization/33928
15266 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15267 process_uses, build_single_def_use_links): New.
15268 (update_df): Update use_def_ref.
15269 (forward_propagate_into): Use get_def_for_use instead of use-def
15271 (fwprop_init): Call build_single_def_use_links and let it initialize
15273 (fwprop_done): Free use_def_ref.
15274 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15275 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15276 df_rd_simulate_one_insn): New.
15277 (df_rd_bb_local_compute_process_def): Update head comment.
15278 (df_chain_create_bb): Use the new RD simulation functions.
15279 * df.h (df_rd_simulate_artificial_defs_at_top,
15280 df_rd_simulate_one_insn): New.
15281 * opts.c (decode_options): Enable fwprop at -O1.
15282 * doc/invoke.texi (-fforward-propagate): Document this.
15284 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15287 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15288 and one complex operand specially.
15289 * tree-complex.c (some_nonzerop): Do not identify a real value as
15290 zero if flag_signed_zeros.
15292 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15294 PR rtl-optimization/33928
15295 * loop-invariant.c (record_use): Fix && vs. || mishap.
15297 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15299 PR rtl-optimization/33928
15300 * loop-invariant.c (struct use): Add addr_use_p.
15301 (struct def): Add n_addr_uses.
15302 (struct invariant): Add cheap_address.
15303 (create_new_invariant): Set cheap_address.
15304 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15305 (record_uses): Pass df_ref to record_use.
15306 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15309 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15311 * config/sh/sh.c: Do not include c-pragma.h.
15313 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15315 * config/spu/spu.c: Remove include of c-common.h.
15317 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15320 * c-common.h (mark_valid_location_for_stdc_pragma,
15321 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15322 clear_float_const_decimal64, float_const_decimal64_p): New.
15323 * c.opt (Wunsuffixed-float-constants): New.
15324 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15325 unsuffixed float constant, handle new warning.
15326 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15327 * c-decl.c (c_scope): New flag float_const_decimal64.
15328 (set_float_const_decimal64, clear_float_const_decimal64,
15329 float_const_decimal64_p): New.
15330 (push_scope): Set new flag.
15331 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15332 to use STDC pragmas.
15333 (c_parser_external_declaration): Ditto.
15334 (c_parser_compound_statement_nostart): Ditto.
15335 * c-pragma.c (valid_location_for_stdc_pragma,
15336 mark_valid_location_for_stdc_pragma,
15337 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15338 handle_pragma_float_const_decimal64): New.
15339 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15340 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15341 set_float_const_decimal64, clear_float_const_decimal64,
15342 float_const_decimal64_p): New dummy functions.
15343 * doc/extend.texi (Decimal Float): Remove statement that the
15344 pragma, and suffix for double constants, are not supported.
15345 * doc/invoke.texi (Warning Options): List new option.
15346 (-Wunsuffixed-float-constants): New.
15348 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15350 * config/i386/i386.c: Do not include c-common.h.
15352 2009-05-07 Mark Heffernan <meheff@google.com>
15354 * doc/invoke.texi (Debugging Options): Document change of debugging
15356 * opts.c (decode_options): Make dump_base_name relative to
15357 aux_base_name directory.
15359 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15361 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15362 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15364 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15366 * Makefile.in (install-plugin): Simplify a bit.
15368 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15370 * Makefile.in (OBJS-common): Add regcprop.o.
15372 * timevar.def (TV_CPROP_REGISTERS): New.
15373 * regrename.c (regrename_optimize): Return 0.
15374 (rest_of_handle_regrename): Delete.
15375 (pass_rename_registers): Point to regrename_optimize.
15376 (struct value_data_entry, struct value_data,
15377 kill_value_one_regno, kill_value_regno, kill_value,
15378 set_value_regno, init_value_data, kill_clobbered_value,
15379 kill_set_value, kill_autoinc_value, copy_value,
15380 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15381 replace_oldest_value_reg, replace_oldest_value_addr,
15382 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15383 debug_value_data, validate_value_data): Move...
15384 * regcprop.c: ... here.
15385 (rest_of_handle_cprop): Delete.
15386 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15388 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15390 PR middle-end/40057
15391 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15392 GEN_INT for 1 << bitnum.
15393 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15394 build_int_cst_type.
15396 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15398 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15399 Remove wrong description of "nand" operation.
15401 2009-05-06 Richard Guenther <rguenther@suse.de>
15402 Adam Nemet <anemet@caviumnetworks.com>
15404 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15405 comment. Add that if LHS is not a gimple register, then RHS1 has
15406 to be a single object (GIMPLE_SINGLE_RHS).
15408 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15410 * expr.c (get_def_for_expr): Move it up in the file.
15411 (store_field): When expanding a bit-field store, look at the
15412 defining gimple stmt for the masking conversion.
15414 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15416 PR middle-end/39986
15417 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15418 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15419 32-bit memcpy into long.
15421 2009-05-06 Jakub Jelinek <jakub@redhat.com>
15423 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
15424 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
15426 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
15427 instead of appending DW_OP_deref*.
15429 2009-05-06 Michael Matz <matz@suse.de>
15431 PR middle-end/40021
15432 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
15433 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
15435 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
15437 * Makefile.in (install-plugin): Fix srcdir handling.
15439 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
15441 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
15442 when processing for not_regs_needed bitmap.
15443 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
15444 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
15445 handling it for rhs.
15447 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15449 * config/i386/i386.md (unnamed inc/dec peephole): Use
15450 optimize_insn_for_size_p instead of optimize_size.
15451 * config/i386/predicates.md (incdec_operand): Likewise.
15452 (aligned_operand): Likewise.
15453 * config/i386/sse.md (divv8sf3): Likewise.
15454 (sqrtv8sf2): Likewise.
15456 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15458 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
15460 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
15462 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15464 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
15465 ssemodesuffixf2c with avxmodesuffixf2c.
15467 2009-05-06 Joseph Myers <joseph@codesourcery.com>
15470 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
15472 2009-05-05 Jakub Jelinek <jakub@redhat.com>
15474 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
15475 (struct tree_base): Adjust spacing for 8 bit boundaries.
15476 (struct tree_decl_common): Add decl_by_reference_flag bit.
15477 (DECL_BY_REFERENCE): Adjust.
15478 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
15479 print DECL_BY_REFERENCE bit.
15480 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
15481 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
15482 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
15483 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
15486 PR middle-end/39666
15487 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
15488 range of the type, but default label is missing, add it with one
15489 of the existing labels instead of adding a new label for it.
15491 2009-05-05 Joseph Myers <joseph@codesourcery.com>
15495 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
15497 * Makefile.in (enable_plugin, plugin_includedir): New.
15498 (install): Depend on install-plugin.
15499 (PLUGIN_HEADERS): New.
15500 (install-plugin): New.
15501 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
15503 2009-05-05 Richard Guenther <rguenther@suse.de>
15505 PR tree-optimization/40022
15506 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
15508 (phivn_valid_p): Fix tuplification error, simplify.
15509 (phiprop_insert_phi): Add dumps.
15510 (propagate_with_phi): Simplify.
15512 2009-05-05 Richard Guenther <rguenther@suse.de>
15514 PR middle-end/40023
15515 * builtins.c (gimplify_va_arg_expr): Properly build the address.
15517 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
15519 * tree.h (strip_float_extensions): Remove duplicate declaration.
15520 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
15521 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
15522 block_ultimate_origin): Rearrange the declarations line to match the
15523 comment that indicates the .c file which the functions are defined.
15524 (dwarf2out_*, set_decl_rtl): Add comment.
15525 (get_base_address): Adjust comment.
15526 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
15527 declarations line and add comment.
15528 (is_builtin_name): Add blank after function name, for clarity.
15530 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15532 * attribs.c (decl_attributes): Use %qE for identifiers in
15534 * cgraphunit.c (verify_cgraph_node): Translate function names to
15535 locale character set in diagnostics.
15536 * coverage.c (get_coverage_counts): Use %qE for identifiers in
15538 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
15539 Document that functions are named in UTF-8.
15540 * expr.c (expand_expr_real_1): Translate function names to locale
15541 character set in diagnostics.
15542 * gimplify.c (omp_notice_variable, omp_is_private,
15543 gimplify_scan_omp_clauses): Use %qE for identifiers in
15545 * langhooks.c (lhd_print_error_function): Translate function names
15546 to locale character set.
15547 * langhooks.h (decl_printable_name): Document that return value is
15548 in internal character set.
15549 * stmt.c: Include pretty-print.h
15550 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
15552 (resolve_operand_name_1): Translate named operand name to locale
15554 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
15556 * toplev.c (announce_function): Translate function names to locale
15558 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
15559 (default_tree_printer): Use pp_identifier or translate identifiers
15560 to locale character set. Mark "<anonymous>" for translation.
15561 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
15562 for identifiers in diagnostics.
15563 * tree.c (handle_dll_attribute): Use %qE for identifiers in
15565 * varasm.c (output_constructor): Use %qE for identifiers in
15568 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
15570 * configure.ac: use ` ` instead of $()
15571 * configure: Regenerate.
15573 2009-05-05 Ben Elliston <bje@au.ibm.com>
15575 * config/pa/linux-atomic.c: Eliminate conditional include of
15576 errno.h on non-LP64 systems to simplify build requirements.
15578 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15580 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
15582 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
15583 and pass value to identifier_to_locale.
15584 (warn_variable_length_array): Make name a tree.
15585 (grokdeclarator): Separate diagnostic texts for named and unnamed
15586 declarators. Use %qE for named declarators.
15587 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
15589 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
15590 identifiers in diagnostics.
15591 * c-typeck.c (push_member_name, start_init): Pass identifiers to
15592 identifier_to_locale. Mark "anonymous" strings for translation.
15594 2009-05-04 Michael Eager <eager@eagercon.com>
15596 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
15597 address for DImode/DFmode only if double-precision FP regs.
15599 2009-05-04 Michael Eager <eager@eagercon.com>
15601 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
15602 TARGET_SINGLE_FLOAT check.
15604 2009-05-04 Michael Eager <eager@eagercon.com>
15606 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
15608 2009-05-04 Michael Eager <eager@eagercon.com>
15610 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
15611 * config/rs6000/t-xilinx: New
15613 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
15615 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
15616 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
15617 * gcc/explow.c (memory_address): Use target hook.
15618 * gcc/targhooks.c (default_legitimize_address): New.
15619 * gcc/targhooks.h (default_legitimize_address): New.
15620 * gcc/target.h (legitimize_address): New.
15621 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
15622 (TARGET_INITIALIZER): Include it.
15623 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
15625 * config/bfin/bfin-protos.h (legitimize_address): Remove.
15626 * config/bfin/bfin.c (legitimize_address): Remove.
15627 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
15628 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
15630 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
15631 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
15633 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
15634 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
15635 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
15636 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
15637 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
15638 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
15639 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
15640 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
15641 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
15642 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
15643 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
15644 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
15645 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
15646 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
15647 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
15648 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
15649 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
15650 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
15651 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
15652 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
15653 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
15654 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
15655 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
15657 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
15658 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
15659 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
15660 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
15661 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
15662 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
15663 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
15664 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
15665 (thumb_legitimize_address): Delete.
15666 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
15667 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
15668 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
15669 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
15670 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
15671 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
15673 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
15676 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
15677 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
15678 * config/m32r/m32r.c (m32r_legitimize_address): New.
15679 * config/m68k/m68k.c (m68k_legitimize_address): New.
15680 * config/score/score.c (score_legitimize_address): Standardize.
15681 * config/score/score3.c (score3_legitimize_address): Standardize.
15682 * config/score/score3.h (score3_legitimize_address): Adjust.
15683 * config/score/score7.c (score7_legitimize_address): Standardize.
15684 * config/score/score7.h (score7_legitimize_address): Adjust.
15685 * config/sh/sh.c (sh_legitimize_address): New.
15686 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
15688 * gcc/config/s390/s390.c (legitimize_address): Rename to...
15689 (s390_legitimize_address): ... this.
15690 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
15691 (sparc_legitimize_address): ... this.
15692 * gcc/config/i386/i386.c (legitimize_address): Rename to...
15693 (ix86_legitimize_address): ... this.
15694 * gcc/config/avr/avr.c (legitimize_address): Rename to...
15695 (avr_legitimize_address): ... this.
15696 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
15697 (mn10300_legitimize_address): ... this.
15698 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
15699 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
15700 (alpha_expand_mov): Adjust call.
15702 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
15703 * config/spu/spu.c (spu_legitimize_address): Likewise.
15704 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
15705 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
15707 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15709 * intl.c (locale_encoding, locale_utf8): New.
15710 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
15711 * intl.h (locale_encoding, locale_utf8): Declare.
15712 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
15713 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
15715 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
15717 (pp_tree_identifier): Define to call pp_base_tree_identifier.
15718 (pp_base_tree_identifier): Declare as function.
15719 (identifier_to_locale): Declare.
15720 * Makefile.in (pretty-print.o): Update dependencies.
15721 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
15723 2009-05-04 Richard Guenther <rguenther@suse.de>
15725 PR middle-end/40015
15726 * builtins.c (fold_builtin_memory_op): Do not decay to element
15727 type if the size matches the whole array.
15729 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15731 * expmed.c (synth_mult): When trying out a shift, pass the result
15734 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15736 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
15737 (shiftsub1_cost): New.
15738 (init_expmed): Compute shiftsub1_cost.
15739 (synth_mult): Optimize multiplications by constants of the form
15740 -(2^^m-1) for some constant positive integer m.
15742 2009-05-03 Richard Guenther <rguenther@suse.de>
15745 * c-typeck.c (array_to_pointer_conversion): Do not built
15746 ADDR_EXPRs of arrays of pointer-to-element type.
15747 * c-gimplify.c (c_gimplify_expr): Revert change fixing
15748 up wrong ADDR_EXPRs after-the-fact.
15749 * c-common.c (strict_aliasing_warning): Strip pointer
15750 conversions for obtaining the original type.
15751 * builtins.c (fold_builtin_memset): Handle array types.
15752 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
15755 2009-05-03 Richard Guenther <rguenther@suse.de>
15757 PR middle-end/23329
15758 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
15759 Do not lose casts from array types with unknown extent to array
15760 types with known extent.
15761 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
15762 alias set compatibility.
15764 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
15766 * flags.h (extra_warnings): Delete.
15767 * toplev.c (process_options): Handle Wuninitialized here.
15768 * opts.c (extra_warnings): Delete.
15769 (set_Wextra): Delete.
15770 (common_handle_option): -Wextra can be handled automatically.
15771 * c-opts.c (c_common_handle_option): Delete obsolete code.
15772 (c_common_post_options): Simplify comment.
15773 * common.opt (W): Add Var.
15775 (Wuninitialized): Initialize to -1.
15777 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
15778 Richard Guenther <rguenther@suse.de>
15780 * expr.c (get_def_for_expr): New function.
15781 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
15782 SSA rather than trees.
15783 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
15784 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
15786 2009-05-03 Joseph Myers <joseph@codesourcery.com>
15788 * c-common.c (reswords): Add _Imaginary.
15789 * c-common.c (enum rid): Add RID_IMAGINARY.
15791 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
15793 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
15794 Patch by Richard Guenther.
15796 2009-05-03 Anatoly Sokolov <aesok@post.ru>
15798 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
15799 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
15800 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
15801 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
15802 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
15803 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
15804 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
15805 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
15806 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
15807 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
15808 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
15809 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
15810 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
15811 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
15812 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
15813 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
15814 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
15815 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
15817 2009-05-02 Richard Guenther <rguenther@suse.de>
15819 PR tree-optimization/39940
15820 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
15823 2009-05-02 Richard Guenther <rguenther@suse.de>
15825 PR middle-end/40001
15826 * tree-ssa.c (execute_update_addresses_taken): Properly check
15827 if we can mark a variable DECL_GIMPLE_REG_P.
15828 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
15829 back to the end of the function.
15830 (is_gimple_reg_type): Remove complex type special casing.
15831 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
15834 2009-05-02 Ben Elliston <bje@au.ibm.com>
15836 * doc/collect2.texi (Collect2): Document search path behaviour
15837 when configured with --with-ld.
15839 2009-05-02 Jan Hubicka <jh@suse.cz>
15841 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
15842 parameter; update callers.
15843 (coalesce_cost_edge): EH edges are costier because they needs
15844 splitting even if not critical and even more costier when there are
15845 multiple EH predecestors.
15847 2009-05-02 Jan Hubicka <jh@suse.cz>
15849 * except.c (remove_eh_handler_and_replace): Handle updating after
15850 removing TRY blocks.
15852 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
15854 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
15856 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
15858 * varasm.c: Do not include c-pragma.h.
15859 * attribs.c: Do not incude c-common.h.
15861 2009-05-01 Michael Matz <matz@suse.de>
15863 * calls.c (initialize_argument_information): Handle SSA names like
15864 decls with a non MEM_P DECL_RTL.
15866 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15868 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
15869 * ipa-utils.c: Likewise.
15870 * ipa-type-escape.c: Likewise.
15871 * cgraphunit.c Do not include c-common.h.
15872 * ipa-pure-const.c: Likewise.
15873 * tree-if-conv.c: Likewise.
15874 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
15875 * ipa-struct-reorg.c: Likewise.
15876 * tree-nomudflap.c: Likewise.
15877 * tree-ssa-structalias.c: Likewise.
15879 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15881 * store-motion.c: Many cleanups to make this pass a first-class
15882 citizen instead of an appendix to gcse load motion. Add TODO list
15883 to make this pass faster/cleaner/better.
15885 (struct ls_expr): Post gcse.c-split cleanups.
15886 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
15887 "stores" field to "avail_stores".
15888 (pre_ldst_mems): Rename to store_motion_mems.
15889 (pre_ldst_table): Rename to store_motion_mems_table.
15890 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
15891 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
15892 (ldst_entry): Rename to st_expr_entry, update users.
15893 (free_ldst_entry): Rename to free_st_expr_entry, update users.
15894 (free_ldst_mems): Rename to free_store_motion_mems, update users.
15895 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
15897 (first_ls_expr): Rename to first_st_expr, update users.
15898 (next_ls_expr): Rename to next_st_expr, update users.
15899 (print_ldst_list): Rename to print_store_motion_mems. Print names of
15900 fields properly for store motion instead of names inherited from load
15902 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
15903 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
15906 (ae_kill): Rename to st_kill, update users.
15907 (ae_gen): Rename to st_avloc, update users.
15908 (transp): Rename to st_transp, update users.
15909 (pre_insert_map): Rename to st_insert_map, update users.
15910 (pre_delete_map): Rename to st_delete_map, update users.
15911 (insert_store, build_store_vectors, free_store_memory,
15912 one_store_motion_pass): Update for abovementioned changes.
15914 (gcse_subst_count, gcse_create_count): Remove.
15915 (one_store_motion_pass): New statistics counters "n_stores_deleted"
15916 and "n_stores_created", local variables.
15918 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
15921 (regvec, compute_store_table_current_insn): Remove.
15922 (reg_set_info, reg_clear_last_set): Remove.
15923 (compute_store_table): Use DF caches instead of local dataflow
15926 2009-05-01 Joseph Myers <joseph@codesourcery.com>
15928 * c-objc-common.c (c_tree_printer): Print identifiers with
15929 pp_identifier, not pp_string. Mark "({anonymous})" for
15931 * c-pretty-print.c (pp_c_ws_string): New.
15932 (pp_c_cv_qualifier, pp_c_type_specifier,
15933 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
15934 pp_c_storage_class_specifier, pp_c_function_specifier,
15935 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
15936 pp_c_primary_expression, pp_c_postfix_expression,
15937 pp_c_unary_expression, pp_c_shift_expression,
15938 pp_c_relational_expression, pp_c_equality_expression,
15939 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
15940 use pp_string and pp_c_ws_string in place of pp_identifier and
15941 pp_c_identifier for non-identifiers. Mark English strings for
15943 * c-pretty-print.h (pp_c_ws_string): Declare.
15945 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
15946 Roland McGrath <roland@redhat.com>
15948 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
15949 (ENABLE_LD_BUILDID): New configuration option.
15950 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
15951 (LINK_BUILDID_SPEC): New macro.
15952 (init_spec): If defined, prepend it between LINK_EH_SPEC and
15954 * doc/install.texi: Document --enable-linker-build-id option.
15955 * configure: Rebuild.
15956 * config.in: Rebuild.
15958 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
15960 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
15961 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
15962 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
15963 MIPS_GP_SAVE_AREA_SIZE.
15964 * config/mips/mips.c (struct mips_frame_info): Update comment
15965 before arg_pointer_offset and hard_frame_pointer_offset.
15966 (mips_compute_frame_info): Update diagram before function: to
15967 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
15968 indicate the position of frame_pointer_rtx with -fstack-protector and
15969 to show args_size. Don't allocate cprestore area for leaf functions
15970 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
15972 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
15974 2009-04-30 Michael Matz <matz@suse.de>
15976 PR tree-optimization/39955
15977 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
15979 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
15981 * ira.c (setup_cover_and_important_classes): Use safe macro
15982 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
15984 * genpreds.c (write_tm_preds_h): Output suitable definition of
15985 REG_CLASS_FOR_CONSTRAINT.
15987 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
15989 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
15991 * bitmap.c (bitmap_descriptor): Likewise.
15992 * ggc-common.c (loc_descriptor): Likewise.
15993 * varray.c (varray_descriptor): Likewise.
15994 * vec.c (vec_descriptor): Likewise.
15996 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
15998 * Makefile.in (dce.o): Add $(EXCEPT_H).
15999 * dce.c: Include except.h and delete redundant vector definitions.
16000 (deletable_insn_p): Return false for non-call insns that can throw
16003 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16005 * gcse.c (ae_gen): Remove.
16006 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16007 and make non-static function to make it available in store-motion.c.
16008 Update call sites with search-and-replace.
16009 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16010 extract_mentioned_regs, extract_mentioned_regs_helper,
16011 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16012 store_killed_in_insn, store_killed_after, store_killed_before,
16013 build_store_vectors, insert_insn_start_basic_block, insert-store,
16014 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16015 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16016 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16017 * store-motion.c: ...new file. Also copy data structures from gcse.c
16018 and clean up to remove parts not used by store motion.
16019 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16020 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16022 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16025 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16026 when optimizing for size.
16028 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16030 * gcse.c (gcse_constant_p): Fix typo in last change.
16032 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16034 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16036 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16038 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16040 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16042 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16043 CONST_HIGH_PART result.
16045 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16047 * config/avr/avr.c (initial_elimination_offset): Rename to
16048 avr_initial_elimination_offset.
16049 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16050 change return type to bool.
16051 (avr_can_eliminate): New function.
16052 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16053 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16054 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16055 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16056 avr_initial_elimination_offset.
16057 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16058 (avr_initial_elimination_offset): Define.
16060 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16061 Steven Bosscher <steven@gcc.gnu.org>
16063 PR rtl-optimization/39938
16064 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16065 * cfgrtl.c: Include insn-attr.h.
16066 (rest_of_pass_free_cfg): New function.
16067 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16068 * resource.c (init_resource_info): Remove call to df_analyze.
16070 2009-04-29 Richard Guenther <rguenther@suse.de>
16073 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16074 allow conversion to signed integers.
16076 2009-04-29 Richard Guenther <rguenther@suse.de>
16078 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16079 shifts of floating point vectors if the shift amount is
16080 a constant multiple of the element size.
16082 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16083 Michael Matz <matz@suse.de>
16085 PR middle-end/39927
16087 * tree-outof-ssa.c (emit_partition_copy): New function.
16088 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16089 insert_part_to_rtx_on_edge): Perform the partition base var
16090 copy using emit_partition_copy.
16091 (insert_value_copy_on_edge): Convert constants to the right mode.
16092 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16093 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16095 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16097 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16098 scan backwards to try to find a constant to initialize it.
16100 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16101 insn before the loop_end instruction, don't look past labels.
16103 2009-04-29 Richard Guenther <rguenther@suse.de>
16105 PR middle-end/39937
16106 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16107 loose type conversions.
16108 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16109 stmts only if there are no uses of its definition.
16111 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16113 * config/bfin/bfin.h (splitting_loops): Declare.
16114 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16115 Reorder bit definitions to be ascending.
16116 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16117 * config/bfin/bfin.c (splitting_loops): New variable.
16118 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16119 (struct loop_info): Remove members INIT and LOOP_INIT.
16120 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16121 the LSETUP sequence. Allow LC to be loaded from any register, but
16122 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16123 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16125 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16126 of reload_completed.
16129 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16131 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16133 * Makefile.in (PLUGIN_VERSION_H): New.
16134 (OBJS-common): Remove plugin-version.o.
16135 (plugin.o): Depend on (PLUGIN_VERSION_H).
16136 (plugin-version.o): Remove.
16137 * configure: Regenerate
16138 * configure.ac: Create plugin-version.h.
16139 * gcc-plugin.h (plugin_gcc_version): Remove.
16140 (plugin_default_version_check): Change signature.
16141 * plugin-version.c: Remove.
16142 * plugin.c: Include plugin-version.h.
16143 (str_plugin_gcc_version_name): Remove.
16144 (try_init_one_plugin): Pass gcc version to plugin_init.
16145 (plugin_default_version_check): Both gcc and plugin versions are now
16148 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16150 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16151 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16152 Remove special case testing for last insn of inner loops. Don't fail
16153 if the loop ends with a jump, emit an extra nop instead.
16155 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16156 DREGS rather than comparing directly. Remove code that tries to
16157 account for latencies.
16159 2009-04-29 Richard Guenther <rguenther@suse.de>
16161 PR tree-optimization/39941
16162 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16163 eliminating an indirect call.
16165 2009-04-29 Richard Guenther <rguenther@suse.de>
16167 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16168 parameter. Allow invariants as base if !require_lvalue.
16169 (verify_gimple_assign_single): Adjust.
16171 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16173 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16174 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16175 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16176 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16177 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16179 * config/bfin/bfin.c (bfin_expand_builtin,
16180 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16182 2009-04-28 Richard Guenther <rguenther@suse.de>
16184 * tree-vect-loop.c (get_initial_def_for_induction): Use
16185 correct types for pointer increment.
16187 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16189 * toplev.c (print_version): Update GMP version string calculation.
16191 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16193 PR rtl-optimization/39938
16194 * resource.c (init_resource_info): Add call to df_analyze.
16196 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16198 * config/alpha/alpha.md (usegp): Cast the result of
16199 alpha_find_lo_sum_using_gp to enum attr_usegp.
16200 * config/alpha/alpha.c (override_options): Remove end-of-structure
16201 marker element from cpu_table. Use array size of cpu_table to handle
16202 -mcpu and -mtune options.
16203 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16205 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16207 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16208 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16209 tune_32 and tune_64.
16210 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16211 support on PowerPC.
16212 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16213 * config/rs6000/option-defaults.h: ... here. New file.
16214 (OPT_64, OPT_32): Define.
16215 (MASK_64BIT): Define to 0 if not already defined.
16216 (OPT_ARCH64, OPT_ARCH32): Define.
16217 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16220 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16222 * config/arm/arm.c (arm_override_options): Emit error on using
16225 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16227 PR rtl-optimization/39914
16228 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16229 registers for allocnos created from user-defined variables only
16230 when not optimizing.
16232 2009-04-28 Richard Guenther <rguenther@suse.de>
16234 PR middle-end/39937
16235 * fold-const.c (fold_binary): Use distribute_real_division only
16238 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16240 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16241 add hpux-stdint.h to tm_file.
16242 (hppa[12]*-*-hpux11*): Ditto.
16243 (ia64*-*-hpux*): Ditto.
16244 * config/hpux-stdint.h: New.
16245 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16246 __STDC_EXT__ for all compiles.
16247 * config/pa/pa-hpux.h: Ditto.
16248 * config/pa/pa-hpux10.h: Ditto.
16249 * config/pa/pa-hpux11.h: Ditto.
16251 2009-04-28 Catherine Moore <clm@codesourcery.com>
16253 * debug.h (set_name): Add comment.
16255 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16258 * config/darwin.c (machopic_gen_offset): Check
16259 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16260 * config/arm/arm.c (require_pic_register): Likewise.
16262 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16264 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16265 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16266 m32c_promote_prototypes): Delete.
16268 2009-04-28 Michael Matz <matz@suse.de>
16270 PR middle-end/39922
16271 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16274 2009-04-28 Richard Guenther <rguenther@suse.de>
16276 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16278 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16280 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16281 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16282 * config/arm/arm-tune.md: Regenerate.
16284 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16286 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16287 block if there are complex incoming edges.
16288 (sel_merge_blocks): Remove useless assert.
16289 (sel_redirect_edge_and_branch): Check that edge was redirected.
16290 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16291 (sel_find_rgns): Delete declaration.
16292 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16293 the region when it is not a preheader.
16295 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16298 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16300 2009-04-28 Richard Guenther <rguenther@suse.de>
16302 * tree.h (SSA_NAME_VALUE): Remove.
16303 (struct tree_ssa_name): Remove value_handle member.
16304 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16305 array for jump threading.
16306 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16308 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16309 * tree-flow.h (threadedge_initialize_values): Declare.
16310 (threadedge_finalize_values): Likewise.
16311 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16312 (SSA_NAME_VALUE): Define.
16313 (threadedge_initialize_values): New function.
16314 (threadedge_finalize_values): Likewise.
16315 * tree-ssa-dom.c (ssa_name_values): New global variable.
16316 (SSA_NAME_VALUE): Define.
16317 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16319 2009-04-28 Ira Rosen <irar@il.ibm.com>
16321 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16322 Use REPORT_VECTORIZED_LOCATIONS instead
16323 REPORT_VECTORIZED_LOOPS.
16324 * tree-vectorizer.c (vect_verbosity_level): Make static.
16325 (vect_loop_location): Rename to vect_location.
16326 (vect_set_verbosity_level): Update comment.
16327 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16329 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16330 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16331 instead REPORT_UNVECTORIZED_LOOPS.
16332 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16333 and vect_loop_def to vect_external_def and vect_internal_def.
16334 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16335 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16336 REPORT_UNVECTORIZED_LOCATIONS.
16337 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16338 and vect_used_in_loop and to vect_unused_in_scope and
16339 vect_used_in_scope.
16340 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16341 (vect_verbosity_level): Remove declaration.
16342 (vect_analyze_operations): Likewise.
16343 (vect_analyze_stmt): Declare.
16344 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16345 REPORT_UNVECTORIZED_LOCATIONS.
16346 (vect_get_loop_niters): Fix indentation.
16347 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16348 (vect_analyze_loop_operations): New function.
16349 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16350 vect_analyze_operations.
16351 (vect_is_simple_reduction): Use new names.
16352 (vectorizable_live_operation, vect_transform_loop): Likewise.
16353 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16354 to specify whether the data references can be a part of interleaving
16356 (vect_analyze_data_ref_dependence): Use new names.
16357 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16358 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16359 * tree-vect-patterns.c (widened_name_p): Use new names.
16360 (vect_recog_dot_prod_pattern): Likewise.
16361 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16362 (process_use, vect_mark_stmts_to_be_vectorized,
16363 vect_model_simple_cost, vect_model_store_cost,
16364 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16365 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16366 vectorizable_operation, vectorizable_type_demotion,
16367 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16368 vectorizable_condition): Likewise.
16369 (vect_analyze_operations): Split into vect_analyze_loop_operations
16371 (vect_analyze_stmt): ... new function.
16372 (new_stmt_vec_info): Use new names.
16373 (vect_is_simple_use): Use new names and fix comment.
16374 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16375 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16377 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16380 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16381 and integer modes for x87 operands. Do not ICE for unsupported size,
16382 generate error instead. Generate error for unsupported operand types.
16383 ['z']: Do not handle HImode memory operands specially. Warning
16384 for floating-point operands. Fallthru to 'Z' for unsupported operand
16385 types. Do not ICE for unsupported size, generate error instead.
16386 (output_387_binary_op): Use %Z to output operands.
16387 (output_fp_compare): Ditto.
16388 (output_387_reg_move): Ditto.
16390 2009-04-28 Ben Elliston <bje@au.ibm.com>
16395 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16397 * builtins.c (c_strlen): Do not warn here.
16398 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16399 * c-common.c (pointer_int_sum): Take an explicit location.
16400 Warn about offsets out of bounds.
16401 * c-common.h (pointer_int_sum): Adjust declaration.
16403 2009-04-27 Ian Lance Taylor <iant@google.com>
16405 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16407 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16408 * df-core.c (df_set_flags): Change return type to int. Change
16409 type of old_flags to int.
16410 (df_clear_flags): Likewise.
16411 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16412 (df_get_conditional_uses): Likewise.
16413 * df.h (df_set_flags, df_clear_flags): Update declarations.
16414 * dwarf2out.c (struct indirect_string_node): Change type of form
16415 field to enum dwarf_form.
16416 (AT_string_form): Change return type to enum dwarf_form.
16417 * fixed-value.c (fixed_compare): Add cast to enum type.
16418 * fwprop.c (update_df): Change 0 to VOIDmode.
16419 * gensupport.c: Change 0 to UNKNOWN.
16420 * gimple.h (gimple_cond_code): Add cast to enum type.
16421 * haifa-sched.c (reemit_notes): Add cast to enum type.
16422 * hooks.c (hook_int_void_no_regs): Remove function.
16423 * hooks.h (hook_int_void_no_regs): Remove declaration.
16424 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
16425 * predict.c (combine_predictions_for_insn): Add casts to enum type.
16426 * real.c (real_arithmetic): Add cast to enum type.
16427 (real_compare): Likewise.
16428 * target.h (struct gcc_target): Change return type of
16429 branch_target_register_class to enum reg_class.
16430 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
16431 default_branch_target_register_class.
16432 * targhooks.c (default_branch_target_register_class): New function.
16433 * targhooks.h (default_branch_target_register_class): Declare.
16434 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
16435 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
16437 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
16439 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
16440 vect_uninitialized_def. Change 0 to ERROR_MARK.
16441 * tree-vect-stmts.c (supportable_widening_operation): Don't
16442 initialize icode1 and icode2.
16443 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
16444 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
16446 (cmn_err_flag_specs): Change 0 to STD_C89.
16447 (cmn_err_char_table): Likewise.
16448 * config/arm/arm.c (get_arm_condition_code): Change type of code
16449 to enum arm_cond_code.
16450 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
16451 (IWMMXT_BUILTIN2): Likewise.
16452 (neon_builtin_type_bits): Don't define typedef.
16453 (neon_builtin_datum): Change type of bits field to int.
16454 (arm_expand_neon_args): Add cast to enum type.
16455 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
16457 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
16458 casts to enum type.
16459 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
16461 * config/mips/mips.md (jal_macro): Return enum constant.
16462 (single_insn): Likewise.
16463 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
16465 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16466 casts to enum type.
16467 * config/s390/s390.c (s390_tune_flags): Change type to int.
16468 (s390_arch_flags): Likewise.
16469 (s390_handle_arch_option): Change flags field of struct pta to int.
16470 * config/s390/s390.h (s390_tune_flags): Update declaration.
16471 (s390_arch_flags): Likewise.
16472 * config/sh/sh.c (prepare_move_operands): Compare
16473 tls_symbolic_operand result with enum constant.
16474 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
16475 (sh_expand_prologue): Add cast to enum type.
16476 (sh_expand_epilogue): Likewise.
16477 (tls_symbolic_operand): Change return type to enum tls_model.
16478 (fpscr_set_from_mem): Add cast to enum type.
16479 (legitimize_pic_address): Compare tls_symbolic_operand result with
16481 (sh_target_reg_class): Change return type to enum reg_class.
16482 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
16484 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
16485 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
16486 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
16487 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
16488 (delayed_branch, tls_call_delay): Likewise.
16489 (eligible_for_sibcall_delay): Likewise.
16490 (eligible_for_return_delay): Likewise.
16491 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
16492 (spu_expand_builtin_1): Likewise.
16494 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
16495 for all types of conversions.
16496 (output_init_element): Issue -Wc++-compat warning if needed when
16497 initializing a bitfield with enum type.
16498 * c-parser.c (c_parser_expression): Set original_type to
16499 original_type of right hand operand of comma operator.
16501 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16503 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
16505 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
16506 * doc/cpp.texi (Standard Predefined Macros)
16507 (Implementation-defined behavior): Likewise.
16508 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
16509 * doc/gimple.texi (GIMPLE Exception Handling)
16510 (@code{GIMPLE_ASSIGN}): Likewise.
16511 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
16512 * doc/invoke.texi (Warning Options, Optimize Options)
16513 (AVR Options, Darwin Options): Likewise.
16514 (Optimize Options): Reformulate -fwhole-program description.
16515 * doc/loop.texi (Lambda): Likewise.
16516 * doc/md.texi (Output Template, Define Constraints)
16517 (Standard Names, Insn Splitting): Likewise.
16518 * doc/options.texi (Option properties): Likewise.
16519 * doc/passes.texi (Tree-SSA passes): Likewise.
16520 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
16521 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
16522 (File Names and DBX): Likewise.
16523 * doc/trouble.texi (Incompatibilities): Likewise.
16525 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16527 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
16528 instruction is correct.
16530 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16532 Allow non-constant arguments to conversion intrinsics.
16533 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
16534 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
16535 * spu.c (print_operand): Handle 'v' and 'w'.
16536 (exp2_immediate_p, spu_gen_exp2): Define.
16537 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
16538 spu_convtf_1): Update parameter descriptions.
16539 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
16540 * constraints.md ('v', 'w'): New.
16541 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
16543 (i2f, I2F): New define_mode_attr.
16544 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
16545 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
16546 fixuns_truncv4sfv4si2): Update to use mode attribute.
16547 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
16548 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
16549 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
16550 patterns for combine.
16552 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
16554 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
16555 (cprop, hoist, pre, store_motion): New debug counters.
16556 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
16557 is not an RTL pass anymore.
16558 (pass_profiling): Remove extern decl for pass removed in 2005.
16559 (pass_gcse, pass_jump_bypass): Remove.
16560 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
16561 to 0 for clean state.
16562 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
16563 * cse.c (gate_handle_cse_after_global_opts,
16564 rest_of_handle_cse_after_global_opts): New functions.
16565 (pass_cse_after_global_opts): New pass, does local CSE.
16566 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
16567 (TV_CPROP): New timevar.
16568 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
16569 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
16570 (gcse_main, recompute_all_luids): Remove.
16571 (compute_hash_table_work): Call max_reg_num instead of reading
16573 (cprop_jump): Don't set run_jump_opt_after_gcse.
16574 (constprop_register): Always allow to alter jumps.
16575 (cprop_insn): Likewise.
16576 (do_local_cprop): Likewise.
16577 (local_cprop_pass): Likewise. Return non-zero if something changed.
16578 (cprop): Remove function, fold interesting bits into one_cprop_pass.
16579 (find_implicit_sets): Add note about missed optimization opportunity.
16580 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
16581 pass_rtl_cprop execute function.
16582 Don't bother tracking the pass number, each pass gets its own dumpfile
16584 Always allow to alter jumpsand bypass jumps.
16585 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
16586 will just find no suitable set.
16587 (pre_edge_insert): Fix dumping, this function is for PRE only.
16588 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
16589 pass_rtl_pre execute function.
16590 (hoist_code): Return non-zero if something changed. Keep track of
16591 substitutions and insertions for statistics gathering similar to PRE.
16592 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
16593 called from the pass_rtl_hoist execute function. Show pass statistics.
16594 (compute_store_table): Use max_reg_num directly instead of using the
16595 formerly global max_gcse_regno.
16596 (build_store_vectors): Likewise.
16597 (replace_store_insn): Fix dumping.
16598 (store_motion): Rename to ...
16599 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
16600 pass, called from the pass_rtl_store_motion execute function. Keep
16601 track of substitutions and insertions for statistics gathering similar
16603 (bypass_jumps): Remove, fold interesting bits into ...
16604 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
16605 from the pass_rtl_cprop execute function.
16606 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
16607 pass_jump_bypass): Remove.
16608 (gate_handle_gcse, rest_of_handle_gcse): Remove.
16609 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
16610 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
16611 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
16612 (gate_rtl_store_motion, execute_rtl_store_motion,
16613 pass_rtl_store_motion): New.
16614 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
16615 make it clear that -fcse-skip-blocks is a no-op for backward compat.
16616 * passes.c (init_optimization_passes): Remove pass_gcse and
16617 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
16618 and cse_after_global_opts in place of pass_gcse. Schedule cprop
16619 instead of pass_jump_bypass.
16621 2009-04-27 Richard Guenther <rguenther@suse.de>
16623 PR middle-end/39928
16624 * gimplify.c (gimplify_expr): If we are required to create
16625 a temporary make sure it ends up as register.
16627 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
16630 * config/i386/i386.c (construct_container): Don't call
16631 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
16632 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
16634 2009-04-27 Michael Matz <matz@suse.de>
16636 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
16637 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
16638 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
16639 (dump_replaceable_exprs): Take a bitmap.
16640 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
16642 (expand_gimple_basic_block): Likewise.
16643 * tree-ssa-ter.c (struct temp_expr_table_d): Make
16644 replaceable_expressions member a bitmap.
16645 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
16646 (mark_replaceable): Likewise.
16647 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
16648 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
16650 2009-04-27 Richard Guenther <rguenther@suse.de>
16652 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
16653 (verify_stmts): Dispatch to gimple/type verification code.
16654 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
16655 issue with call argument types.
16657 2009-04-27 Michael Matz <matz@suse.de>
16659 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
16660 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
16663 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
16664 Eric Botcazou <ebotcazou@adacore.com>
16666 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
16667 a label's basic block.
16668 (mark_target_live_regs): Tidy and rework obsolete comments.
16669 Change back DF problem to LIVE. If a label starts a basic block,
16670 assume that all registers that used to be live then still are.
16671 (init_resource_info): If a label starts a basic block, set its
16672 BLOCK_FOR_INSN accordingly.
16673 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
16675 2009-04-27 Richard Guenther <rguenther@suse.de>
16677 * tree-flow-inline.h (function_ann): Remove.
16678 (get_function_ann): Likewise.
16679 * tree-dfa.c (create_function_ann): Remove.
16680 * tree-flow.h (struct static_var_ann_d): Remove.
16681 (struct function_ann_d): Likewise.
16682 (union tree_ann_d): Remove fdecl member.
16683 (function_ann_t): Remove.
16684 (function_ann, get_function_ann, create_function_ann): Remove
16687 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
16689 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
16691 2009-04-27 Jan Hubicka <jh@suse.cz>
16693 * ipa-pure-const.c (struct funct_state_d): New fields
16694 state_previously_known, looping_previously_known; remove
16695 state_set_in_source.
16696 (analyze_function): Use new fields.
16697 (propagate): Avoid assumption that state_set_in_source imply
16700 * tree-ssa-loop-niter.c (finite_loop_p): New function.
16701 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
16702 * cfgloop.h (finite_loop_p): Declare.
16704 2009-04-26 Michael Matz <matz@suse.de>
16706 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
16708 2009-04-26 Michael Matz <matz@suse.de>
16710 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
16711 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
16712 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
16713 pass_mark_used_blocks): Remove.
16714 * tree-optimize.c (pass_free_datastructures,
16715 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
16716 * passes.c (init_optimization_passes): Don't call
16717 pass_mark_used_blocks, remove dead code.
16719 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
16721 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
16722 * tree-ssa-live.h (register_ssa_partition): Likewise.
16724 2009-04-26 Michael Matz <matz@suse.de>
16727 * builtins.c (fold_builtin_next_arg): Handle SSA names.
16728 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
16729 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
16731 (compare_pairs): Swap cost comparison.
16732 (coalesce_ssa_name): Don't use change_partition_var.
16733 * tree-nrv.c (struct nrv_data): Add modified member.
16734 (finalize_nrv_r): Set it.
16735 (tree_nrv): Use it to update statements.
16736 (pass_nrv): Require PROP_ssa.
16737 * tree-mudflap.c (mf_decl_cache_locals,
16738 mf_build_check_statement_for): Use make_rename_temp.
16739 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
16740 * alias.c (find_base_decl): Handle SSA names.
16741 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
16742 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
16743 * rtl.h (set_reg_attrs_for_parm): Declare.
16744 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
16745 to "optimized", remove unused locals at finish.
16746 (execute_free_datastructures): Make global, call
16747 delete_tree_cfg_annotations.
16748 (execute_free_cfg_annotations): Don't call
16749 delete_tree_cfg_annotations.
16751 * ssaexpand.h: New file.
16752 * expr.c (toplevel): Include ssaexpand.h.
16753 (expand_assignment): Handle SSA names the same as register variables.
16754 (expand_expr_real_1): Expand SSA names.
16755 * cfgexpand.c (toplevel): Include ssaexpand.h.
16756 (SA): New global variable.
16757 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
16758 (SSAVAR): New macro.
16759 (set_rtl): New helper function.
16760 (add_stack_var): Deal with SSA names, use set_rtl.
16761 (expand_one_stack_var_at): Likewise.
16762 (expand_one_stack_var): Deal with SSA names.
16763 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
16764 before unique numbers.
16765 (expand_stack_vars): Use set_rtl.
16766 (expand_one_var): Accept SSA names, add asserts for them, feed them
16767 to above subroutines.
16768 (expand_used_vars): Expand all partitions (without default defs),
16769 then only the local decls (ignoring those expanded already).
16770 (expand_gimple_cond): Remove edges when jumpif() expands an
16771 unconditional jump.
16772 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
16773 or remove abnormal edges. Ignore insns setting the LHS of a TERed
16775 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
16776 members of SA; deal with PARM_DECL partitions here; expand
16777 all PHI nodes, free tree datastructures and SA. Commit instructions
16778 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
16779 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
16780 info and statements at start, collect garbage at finish.
16781 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
16782 (VAR_ANN_PARTITION) Remove.
16783 (change_partition_var): Don't declare.
16784 (partition_to_var): Always return SSA names.
16785 (var_to_partition): Only accept SSA names.
16786 (register_ssa_partition): Only check argument.
16787 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
16789 (delete_var_map): Don't free it.
16790 (var_union): Only accept SSA names, simplify.
16791 (partition_view_init): Mark only useful SSA names as used.
16792 (partition_view_fini): Only deal with SSA names.
16793 (change_partition_var): Remove.
16794 (dump_var_map): Use ssa_name instead of partition_to_var member.
16795 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
16797 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
16798 (struct _elim_graph): New member const_dests; nodes member vector of
16800 (set_location_for_edge): New static helper.
16801 (create_temp): Remove.
16802 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
16803 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
16804 (new_elim_graph): Allocate const_dests member.
16805 (clean_elim_graph): Truncate const_dests member.
16806 (delete_elim_graph): Free const_dests member.
16807 (elim_graph_size): Adapt to new type of nodes member.
16808 (elim_graph_add_node): Likewise.
16809 (eliminate_name): Likewise.
16810 (eliminate_build): Don't take basic block argument, deal only with
16811 partition numbers, not variables.
16812 (get_temp_reg): New static helper.
16813 (elim_create): Use it, deal with RTL temporaries instead of trees.
16814 (eliminate_phi): Adjust all calls to new signature.
16815 (assign_vars, replace_use_variable, replace_def_variable): Remove.
16816 (rewrite_trees): Only do checking.
16817 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
16818 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
16819 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
16820 contains_tree_r, MAX_STMTS_IN_LATCH,
16821 process_single_block_loop_latch, analyze_edges_for_bb,
16822 perform_edge_inserts): Remove.
16823 (expand_phi_nodes): New global function.
16824 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
16825 functions, initialize new parameter, remember partitions having a
16827 (finish_out_of_ssa): New global function.
16828 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
16829 don't reset in_ssa_p here, don't disable TER when mudflap.
16830 (pass_del_ssa): Remove.
16831 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
16833 (execute_free_datastructures): Declare.
16834 * Makefile.in (SSAEXPAND_H): New variable.
16835 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
16836 * basic-block.h (commit_one_edge_insertion): Declare.
16837 * passes.c (init_optimization_passes): Move pass_nrv and
16838 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
16839 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
16840 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
16841 (redirect_branch_edge): Deal with super block when expanding, split
16842 out jump patching itself into ...
16843 (patch_jump_insn): ... here, new static helper.
16845 2009-04-26 Michael Matz <matz@suse.de>
16847 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
16848 beyond num_ssa_names.
16849 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
16850 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
16852 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16854 PR inline-asm/39543
16855 * fwprop.c (forward_propagate_asm): New function.
16856 (forward_propagate_and_simplify): Propagate also into __asm, if it
16857 doesn't increase the number of referenced registers.
16860 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
16862 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16864 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
16865 note_nonlocal_vla_type for nonlocal VLAs.
16866 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
16867 contains_remapped_vars, remap_vla_decls): New functions.
16868 (convert_nonlocal_reference_stmt): If not optimizing, call
16869 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
16870 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
16871 if it wasn't found in var_map.
16872 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
16873 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
16874 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
16876 * gimplify.c (nonlocal_vlas): New variable.
16877 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
16879 (gimplify_body): Create and destroy nonlocal_vlas.
16881 * dwarf2out.c (loc_descr_plus_const): New function.
16882 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
16883 mem_loc_descriptor, loc_descriptor_from_tree_1,
16884 descr_info_loc, gen_variable_die): Use it.
16886 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
16887 !TREE_STATIC VAR_DECLs.
16888 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
16889 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
16890 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
16891 DECL_BY_REFERENCE is valid.
16892 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
16893 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
16894 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
16895 Copy DECL_BY_REFERENCE.
16896 (struct nesting_copy_body_data): New type.
16897 (nesting_copy_decl): New function.
16898 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
16899 if they have variable length.
16901 2009-04-26 Michael Matz <matz@suse.de>
16903 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
16904 mark new temporaries for renaming.
16906 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16909 * c-decl.c (global_bindings_p): Return negative value.
16910 (c_variable_size): New. Based on variable_size from
16912 (grokdeclarator): Call c_variable_size not variable_size.
16914 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
16916 * config/i386/i386.c (print_operand) ['z']: Fix typo.
16918 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
16920 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
16921 Redefine it to just use mingw/include.
16922 (ASM_SPEC): Rules for -m32 and -m64.
16923 (LINK_SPEC): Use Likewise.
16924 (SPEC_32): New define.
16925 (SPEC_64): Likewise.
16926 (SUB_LINK_SPEC): Likewise.
16927 (MULTILIB_DEFAULTS): New define.
16928 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
16929 Add multilib options.
16930 (MULTILIB_DIRNAMES): Likewise.
16931 (MULTILIB_OSDIRNAMES): Likewise.
16932 (LIBGCC): Likewise.
16933 (INSTALL_LIBGCC): Likewise.
16935 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16938 * c-tree.h (enum c_inline_static_type): New.
16939 (record_inline_static): Declare.
16940 * c-decl.c (struct c_inline_static, c_inline_statics,
16941 record_inline_static, check_inline_statics): New.
16942 (pop_file_scope): Call check_inline_statics.
16943 (start_decl): Call record_inline_static instead of pedwarning
16944 directly for static in inline function.
16945 * c-typeck.c (build_external_ref): Call record_inline_static
16946 instead of pedwarning directly for static referenced in inline
16949 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
16951 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
16952 not new but only being rescanned.
16953 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
16954 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
16955 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
16956 record_set_info, compute_set, grealloc): Remove.
16957 (recompute_all_luids): New function.
16958 (gcse_main): Don't compute sets, and don't do related memory
16959 allocations/free-ing. If something changed before the end of the
16960 pass, update LUIDs using recompute_all_luids.
16961 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
16962 (free_gcse_mem): Don't free it either.
16963 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
16964 Use the df insn LUIDs.
16965 (load_killed_in_block): Likewise.
16966 (compute_hash_table_work): Don't compute reg_set_in_block.
16967 (compute_transp): Use DF_REG_DEF_CHAINs.
16968 (local_cprop_pass): Don't use compute_sets and related functions.
16969 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
16970 Use get_max_uid() instead of max_cuid.
16971 (insert_insn_end_basic_block, pre_insert_copy_insn,
16972 update_ld_motion_stores): Don't try to
16973 keep reg_set tables up to date.
16974 (pre_insert_copies): Use df insn LUIDs.
16975 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
16976 (reg_set_info): Don't use extra bitmap argument.
16977 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
16978 information to compute regs_set_in_block.
16979 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
16980 (bypass_jumps): Don't use compute_sets and friends.
16982 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16985 * opts.c (undocumented_msg): Do not leave blank even with
16988 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16990 * c-decl.c (build_enumerator): Allow values folding to integer
16991 constants but not integer constant expressions with a pedwarn if
16994 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16997 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
16998 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
16999 type is an integer constant.
17001 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17004 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17007 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17010 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17011 with variably modified return type and no storage class
17012 specifiers, except for the case of nested functions. Distinguish
17013 extern declarations of functions with variably modified return
17014 types from those of objects with variably modified types.
17016 2009-04-25 Jan Hubicka <jh@suse.cz>
17018 * tree.c (list_equal_p): New function.
17019 * tree.h (list_equal_p): Declare.
17020 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17021 basic_block_def, basic_block, const_basic_block): New.
17022 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17023 (redirect_eh_edge): New function.
17024 (make_eh_edge_update_phi): EH edges are not abnormal.
17025 * except.c: Include tree-flow.h.
17026 (list_match): New function.
17027 (eh_region_replaceable_by_p): New function.
17028 (replace_region): New function.
17029 (hash_type_list): New function.
17030 (hash_eh_region): New function.
17031 (eh_regions_equal_p): New function.
17032 (merge_peers): New function.
17033 (remove_unreachable_regions): Verify EH tree when checking;
17035 (copy_eh_region_1): New function.
17036 (copy_eh_region): New function.
17037 (push_reachable_handler): New function.
17038 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17039 regions without label but with live RESX.
17040 * except.h (redirect_eh_edge_to_label): New.
17041 * tree-flow.h (redirect_eh_edge): New.
17042 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17043 basic_block_def, basic_block, const_basic_block): Remove.
17044 * Makefile.in (except.o): Add dependency on tree-flow.h
17045 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17046 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17049 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17052 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17053 on the destination of memcpy.
17055 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17057 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17058 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17059 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17061 2009-04-25 Jan Hubicka <jh@suse.cz>
17063 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17064 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17065 to be reached by different label than left.
17066 (update_eh_edges): Update comment; remove edge_to_remove if possible
17067 and return true if suceeded.
17068 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17069 (cleanup_eh): Compute sharing map.
17070 * except.c (remove_eh_handler_and_replace): Add argument if we should
17072 (remove_unreachable_regions): Update for label sharing.
17073 (label_to_region_map): Likewise.
17074 (get_next_region_sharing_label): New function.
17075 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17077 (remove_eh_handler): Update.
17078 (remove_eh_region_and_replace_by_outer_of): New function.
17079 * except.h (struct eh_region): Add next_region_sharing_label.
17080 (remove_eh_region_and_replace_by_outer_of,
17081 get_next_region_sharing_label): Declare.
17082 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17084 2009-04-25 Jan Hubicka <jh@suse.cz>
17086 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17087 insert code even if they are not critical.
17089 2009-04-25 Jan Hubicka <jh@suse.cz>
17091 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17092 (gimple_can_remove_branch_p): EH edges won't remove branch by
17094 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17095 updating of non-abnormal EH edges.
17096 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17097 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17098 (split_critical_edges): Split also edges where emitting code on them
17099 will lead to splitting later.
17101 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17102 H.J. Lu <hongjiu.lu@intel.com>
17105 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17106 the configured assembler supports fildq and fistpq mnemonics.
17107 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17108 * configure: Regenerated.
17109 * config.in: Ditto.
17111 * config/i386/i386.c (print_operand): Handle 'Z'.
17112 ['z']: Remove handling of special fild/fist suffixes.
17113 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17114 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17115 suffix of fild insn.
17116 (*floatsi<mode>2_vector_mixed): Ditto.
17117 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17118 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17119 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17120 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17121 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17123 2009-04-25 Ben Elliston <bje@au.ibm.com>
17125 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17126 the source of a set operation.
17128 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17130 * target.h (struct gcc_target): Add case_values_threshold field.
17131 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17132 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17133 * targhooks.c (default_case_values_threshold): New function.
17134 * targhooks.h (default_case_values_threshold): Declare function.
17135 * stmt.c (expand_case): Use case_values_threshold target hook.
17136 * expr.h (case_values_threshold): Remove declartation.
17137 * expr.c (case_values_threshold): Remove function.
17138 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17140 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17141 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17142 (avr_case_values_threshold): Declare as static.
17143 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17145 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17146 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17147 (mn10300_case_values_threshold): New function.
17149 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17151 * ira.c (setup_cover_and_important_classes): Add enum cast.
17153 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17155 * genpreds.c (write_enum_constraint_num): Output definition of
17156 CONSTRAINT_NUM_DEFINED_P macro.
17157 * ira.c (setup_cover_and_important_classes): Use
17158 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17160 2009-04-24 DJ Delorie <dj@redhat.com>
17162 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17163 __SH2A_SINGLE_ONLY__ also.
17165 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17167 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17168 (movdf_internal): Ditto.
17169 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17170 SFmode and DFmode constants.
17171 (ia64_print_operand): Add 'G' format for printing
17172 floating point constants.
17174 2009-04-24 Richard Guenther <rguenther@suse.de>
17176 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17177 from unsigned additions.
17179 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17181 * c-typeck.c (set_init_index): Allow array designators that are
17182 not integer constant expressions with a pedwarn if pedantic.
17184 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17186 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17187 zero if no overlap in nonzero bits between the operands.
17189 2009-04-24 Ian Lance Taylor <iant@google.com>
17191 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17192 (record_dead_and_set_regs): Likewise.
17193 * df.h (struct df_mw_hardreg): Change flags field to int.
17194 (struct df_base_ref): Likewise.
17195 (struct df): Change changeable_flags field to int.
17196 * df-scan.c (df_defs_record): Change clobber_flags to int.
17197 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17198 constants rather than #define macros.
17199 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17200 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17201 (enum dwarf_calling_convention): Likewise.
17202 (enum dwarf_line_number_x_ops): Likewise.
17203 (enum dwarf_call_frame_info): Likewise.
17204 (enum dwarf_source_language): Likewise.
17205 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17206 (add_calling_convention_attribute): Likewise.
17207 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17208 (combine_comparisons): Change compcode to int. Add cast to enum type.
17209 * genrecog.c (maybe_both_true_2): Change c to int.
17210 (write_switch): Likewise. Add cast to enum type.
17211 * gimplify.c (gimplify_omp_for): Handle return values from
17212 gimplify_expr using MIN rather than bitwise or.
17213 (gimplify_expr): Add cast to enum type.
17214 * ipa-prop.c (update_jump_functions_after_inlining): Change
17215 IPA_BOTTOM to IPA_JF_UNKNOWN.
17216 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17217 Add casts to enum type.
17218 (setup_cover_and_important_classes): Change cl to int. Add casts
17220 (setup_class_translate): Change cl and mode to int.
17221 (ira_init_once): Change mode to int.
17222 (free_register_move_costs): Likewise.
17223 (setup_prohibited_mode_move_regs): Add casts to enum type.
17224 * langhooks.c (add_builtin_function_common): Rework assertion that
17225 value fits bitfield.
17226 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17227 * omega.c (omega_do_elimination): Avoid math on enum types.
17228 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17229 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17230 int local to handle integral_argment value.
17231 * regmove.c (try_auto_increment): Change PUT_MODE to
17233 * reload.c (push_secondary_reload): Add casts to enum type.
17234 (secondary_reload_class, find_valid_class): Likewise.
17235 * reload1.c (emit_input_reload_insns): Likewise.
17236 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17237 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17238 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17240 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17241 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17243 (expand_complex_libcall): Add casts to enum type.
17244 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17245 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17246 with ERROR_MARK, not NUM_TREE_CODES.
17247 (vect_create_epilog_for_reduction): Likewise.
17248 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17249 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17250 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17252 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17253 vect_unused_in_loop. Change 0 to loop_vect.
17254 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17255 * var-tracking.c (get_init_value): Change return type to enum
17257 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17258 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17260 (arm_override_options): Add casts to enum type.
17261 (arm_emit_tls_decoration): Likewise.
17262 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17264 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17265 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17266 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17268 * config/s390/s390.c (code_for_builtin_64): Change to array of
17270 (code_for_builtin_31): Likewise.
17271 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17273 * config/sparc/sparc.c (sparc_override_options): Change value
17274 field in struct code_model to enum cmodel. In initializer change
17275 0 to NULL and add cast to enum type.
17277 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17278 Change all callers. Issue a -Wc++-compat warning using
17279 lhs_origtype if necessary.
17280 (convert_for_assignment): Issue -Wc++-compat warnings about
17281 invalid conversions to enum type on assignment.
17282 * c-common.h (build_modify_expr): Update declaration.
17284 2009-04-24 Nick Clifton <nickc@redhat.com>
17286 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17287 (function_arg_advance): Likewise.
17288 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17291 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17293 * config/s390/constraints.md ('I', 'J'): Fix condition.
17295 2009-04-24 Diego Novillo <dnovillo@google.com>
17297 * gengtype-parse.c (parse_error): Add newline after message.
17299 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17301 * config/i386/sse.md (avxmodesuffixs): Removed.
17302 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17303 (*avx_pinsr<ssevecsize>): This.
17305 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17307 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17308 follow chains of regs with a single definition, and allow expressions
17309 that are function_invariant_p.
17310 (simple_rhs_p): Allow expressions that are function_invariant_p.
17312 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17314 PR middle-end/39867
17315 * fold-const.c (fold_cond_expr_with_comparison): When folding
17316 > and >= to MAX, make sure the MAX uses the same type as the
17317 comparison's operands.
17319 2009-04-24 Nick Clifton <nickc@redhat.com>
17321 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17322 addressing for DImode accesses.
17323 (frv_print_operand_address): Handle PLUS case.
17324 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17326 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17328 PR rtl-optimization/39794
17329 * alias.c (canon_true_dependence): Add x_addr argument.
17330 * rtl.h (canon_true_dependence): Adjust prototype.
17331 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17332 * cselib.c (cselib_invalidate_mem): Likewise.
17333 * gcse.c (compute_transp): Likewise.
17334 * dse.c (scan_reads_nospill): Likewise.
17335 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17336 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17337 canon_base_addr of the group, plus optional offset.
17338 (struct group_info): Rename canon_base_mem to
17340 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17341 canon_rtx of base_mem.
17343 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17345 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17346 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17348 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17350 * config/spu/spu-builtins.h: Delete file.
17352 * config/spu/spu.h (enum spu_builtin_type): Move here from
17354 (struct spu_builtin_description): Likewise. Add GTY marker.
17355 Do not use enum spu_function_code or enum insn_code.
17356 (spu_builtins): Add extern declaration.
17358 * config/spu/spu.c: Do not include "spu-builtins.h".
17359 (enum spu_function_code, enum spu_builtin_type_index,
17360 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17361 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17362 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17363 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17364 (spu_builtin_types): Make static. Add GTY marker.
17365 (spu_builtins): Add extern declaration with GTY marker.
17366 Include "gt-spu.h".
17368 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17369 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17370 Check programmatically whether all parameters are scalar.
17372 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17374 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17376 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17377 assignment from the constructor either if the target is volatile.
17379 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17381 * config/arm/arm.md (insv): Do not share operands[0].
17383 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17385 * config/vxlib-tls.c (active_tls_threads): Delete.
17386 (delete_hook_installed): New.
17387 (tls_delete_hook): Don't delete the delete hook.
17388 (tls_destructor): Delete it here.
17389 (__gthread_set_specific): Adjust installing the delete hook.
17390 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17391 __gthread_leave_tsd_dtor_context.
17393 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17395 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17397 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17399 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17401 (alpha_rtx_costs): Ditto.
17402 (emit_unlikely_jump): Use add_reg_note.
17403 (emit_frame_store_1): Ditto.
17404 (alpha_expand_prologue): Ditto.
17405 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17406 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17408 2009-04-23 Nick Clifton <nickc@redhat.com>
17410 * config/v850/v850.md (epilogue): Remove suppressed code.
17411 (return): Rename to return_simple and remove test of frame size.
17412 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17413 to gen_return_simple.
17415 2009-04-22 Jing Yu <jingyu@google.com>
17418 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
17420 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17423 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
17424 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
17425 value is a VECTOR_CST, the element type is the element type of the
17428 2009-04-22 DJ Delorie <dj@redhat.com>
17430 * config/m32c/m32c.h: Update GTY annotations to new syntax.
17432 2009-04-22 Jakub Jelinek <jakub@redhat.com>
17434 * alias.c (find_base_term): Move around LO_SUM case, so that
17435 CONST falls through into PLUS/MINUS handling.
17438 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
17439 into 0, use omit_one_operand.
17441 2009-04-23 Ben Elliston <bje@au.ibm.com>
17443 * config/rs6000/linux-unwind.h (get_regs): Remove type
17444 puns. Change the type of `pc' to an array of unsigned ints and
17445 update all users. Constify frame24.
17447 2009-04-22 DJ Delorie <dj@redhat.com>
17449 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
17450 declarations before code.
17451 (current_function_special_page_vector): Likewise.
17452 (m32c_expand_insv): Silence a warning.
17454 2009-04-21 Taras Glek <tglek@mozilla.com>
17456 * alias.c: Update GTY annotations to new syntax.
17457 * basic-block.h: Likewise.
17458 * bitmap.h: Likewise.
17459 * c-common.h: Likewise.
17460 * c-decl.c: Likewise.
17461 * c-parser.c: Likewise.
17462 * c-pragma.c: Likewise.
17463 * c-tree.h: Likewise.
17464 * cfgloop.h: Likewise.
17465 * cgraph.h: Likewise.
17466 * config/alpha/alpha.c: Likewise.
17467 * config/arm/arm.h: Likewise.
17468 * config/avr/avr.h: Likewise.
17469 * config/bfin/bfin.c: Likewise.
17470 * config/cris/cris.c: Likewise.
17471 * config/darwin.c: Likewise.
17472 * config/frv/frv.c: Likewise.
17473 * config/i386/i386.c: Likewise.
17474 * config/i386/i386.h: Likewise.
17475 * config/i386/winnt.c: Likewise.
17476 * config/ia64/ia64.h: Likewise.
17477 * config/iq2000/iq2000.c: Likewise.
17478 * config/mips/mips.c: Likewise.
17479 * config/mmix/mmix.h: Likewise.
17480 * config/pa/pa.c: Likewise.
17481 * config/pa/pa.h: Likewise.
17482 * config/rs6000/rs6000.c: Likewise.
17483 * config/s390/s390.c: Likewise.
17484 * config/sparc/sparc.c: Likewise.
17485 * config/xtensa/xtensa.c: Likewise.
17486 * cselib.h: Likewise.
17487 * dbxout.c: Likewise.
17488 * dwarf2out.c: Likewise.
17489 * except.c: Likewise.
17490 * except.h: Likewise.
17491 * fixed-value.h: Likewise.
17492 * function.c: Likewise.
17493 * function.h: Likewise.
17494 * gimple.h: Likewise.
17495 * integrate.c: Likewise.
17496 * optabs.c: Likewise.
17497 * output.h: Likewise.
17498 * real.h: Likewise.
17500 * stringpool.c: Likewise.
17501 * tree-data-ref.c: Likewise.
17502 * tree-flow.h: Likewise.
17503 * tree-scalar-evolution.c: Likewise.
17504 * tree-ssa-address.c: Likewise.
17505 * tree-ssa-alias.h: Likewise.
17506 * tree-ssa-operands.h: Likewise.
17507 * tree.c: Likewise.
17508 * tree.h: Likewise.
17509 * varasm.c: Likewise.
17510 * varray.h: Likewise.
17512 * coretypes.h: Do not define GTY macro if it is already defined.
17513 * doc/gty.texi: Update GTY documentation to new syntax.
17514 * gengtype-lex.l: Enforce attribute-like syntax for GTY
17515 annotations on structs.
17516 * gengtype-parse.c: Likewise.
17518 2009-04-22 Mark Heffernan <meheff@google.com>
17520 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
17522 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17524 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
17527 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17529 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
17530 the same as a PLUS without a shift. Increase the cost of a
17533 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17535 * Makefile.in: Update dependencies.
17536 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
17537 * errors.h: Remove bogus comment about compatibility.
17538 (warning): Update declaration.
17539 * genautomata.c: Update all calls to warning.
17540 * gimple.c: Do not include errors.h. Include toplev.h.
17541 * tree-ssa-structalias.c: Do not include errors.h.
17542 * omega.c: Likewise.
17543 * tree-ssa-reassoc.c: Likewise.
17544 * config/spu/spu-c.c: Likewise.
17545 * config/spu/t-spu-elf: Update dependencies.
17547 2009-04-22 Richard Guenther <rguenther@suse.de>
17549 PR tree-optimization/39824
17550 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
17551 make sure the types are compatible.
17553 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17556 * c-common.c (c_parse_error): Take a token_flags parameter.
17557 Use token_type for the token type instead.
17558 Pass token_flags to cpp_type2name.
17559 * c-common.h (c_parse_error): Update declaration.
17560 * c-parser.c (c_parser_error): Pass 0 as token flags.
17562 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
17564 PR rtl-optimization/39580
17565 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
17567 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17569 * function.c (expand_function_end): Do not emit a jump to the "naked"
17570 return label for fall-through returns.
17571 * except.c (sjlj_emit_function_exit): Always place the call to the
17572 unregister function at the location installed by expand_function_end.
17574 2009-04-22 Richard Guenther <rguenther@suse.de>
17576 PR tree-optimization/39845
17577 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
17578 (gen_inbound_check): Likewise.
17580 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
17582 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
17584 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
17585 * config/vxlib.c (__gthread_once): Add race guard for PPC.
17587 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17589 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
17590 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
17591 shift counts to avoid out-of-bounds array accesses.
17593 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17595 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
17596 (Pmode): Move above.
17598 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
17600 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
17601 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
17602 GET_CODE macro. Use IN_RANGE macro where appropriate.
17603 * config/alpha/alpha.h: Ditto.
17604 * config/alpha/alpha.md: Ditto.
17605 * config/alpha/constraints.md: Ditto.
17606 * config/alpha/predicates.md: Ditto.
17608 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17610 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
17611 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17612 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17613 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17614 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17615 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17616 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17617 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17618 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17619 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17620 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17621 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17622 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17623 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17624 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17625 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17626 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17627 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17628 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17629 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17630 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17631 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17632 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17633 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17634 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17635 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17636 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17638 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
17640 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
17641 references from comments.
17642 * cfgbuild.c: (count_basic_blocks): Delete.
17643 (find_basic_blocks_1): Delete.
17644 (find_basic_blocks): Delete.
17645 * except.c (finish_eh_generation): Make static. Move comment from
17646 except.h here. Remove find_basic_blocks references from comments.
17647 * except.h (finish_eh_generation): Delete.
17648 * basic-block.h (find_basic_blocks): Delete.
17649 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
17651 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
17653 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
17654 (sdbout_parms): Likewise.
17656 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17658 * config/sh/sh.c (prepare_cbranch_operands): Use
17659 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
17660 (expand_cbranchdi4): Likewise.
17661 (from_compare): Add cast to enum type.
17662 (expand_cbranchsi4): Use add_reg_note.
17663 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
17664 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
17665 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
17666 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17667 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
17668 instead of CODE_FOR_nothing.
17669 (cbranchdi4): Likewise. Fix the order of arguments for
17671 (push_fpscr): Use add_reg_note.
17672 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
17673 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
17675 2009-04-21 Joseph Myers <joseph@codesourcery.com>
17677 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
17678 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17679 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17680 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
17681 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
17682 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
17683 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
17684 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
17685 config/alpha/x-vms, config/arc/t-arc,
17686 config/arm/README-interworking, config/arm/arm-c.c,
17687 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
17688 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
17689 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
17690 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
17691 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
17692 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
17693 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
17694 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
17695 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
17696 config/cris/t-elfmulti, config/crx/t-crx,
17697 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
17698 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
17699 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
17700 config/h8300/t-h8300, config/i386/athlon.md,
17701 config/i386/darwin-libgcc.10.4.ver,
17702 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
17703 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
17704 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
17705 config/i386/t-linux64, config/i386/t-nwld,
17706 config/i386/t-rtems-i386, config/i386/t-sol2-10,
17707 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
17708 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
17709 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
17710 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
17711 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
17712 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
17713 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
17714 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
17715 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
17716 config/m68k/t-uclinux, config/mcore/t-mcore,
17717 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
17718 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
17719 config/mips/crtn.asm, config/mips/irix-crti.asm,
17720 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
17721 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
17722 config/mips/mips-fixed.md, config/mips/sb1.md,
17723 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
17724 config/mips/t-iris6, config/mips/t-isa3264,
17725 config/mips/t-libgcc-mips16, config/mips/t-linux64,
17726 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
17727 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
17728 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
17729 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
17730 config/mn10300/t-linux, config/mn10300/t-mn10300,
17731 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
17732 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
17733 config/picochip/libgccExtras/clzsi2.asm,
17734 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
17735 config/rs6000/darwin-libgcc.10.4.ver,
17736 config/rs6000/darwin-libgcc.10.5.ver,
17737 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
17738 config/rs6000/t-aix43, config/rs6000/t-aix52,
17739 config/rs6000/t-darwin, config/rs6000/t-fprules,
17740 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
17741 config/rs6000/t-lynx, config/rs6000/t-netbsd,
17742 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
17743 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
17744 config/rs6000/t-rtems, config/rs6000/t-spe,
17745 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
17746 config/score/t-score-elf, config/sh/divcost-analysis,
17747 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
17748 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
17749 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
17750 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
17751 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
17752 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
17753 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
17754 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
17755 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
17756 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
17757 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
17758 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
17759 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
17760 limitx.h, version.c, xcoff.h: Add copyright and license notices.
17761 * config/h8300/genmova.sh: Include copyright and license notices
17762 in generated output.
17763 * config/h8300/mova.md: Regenerate.
17764 * doc/install.texi2html: Include word "Copyright" in copyright
17765 notice and use name "Free Software Foundation, Inc.".
17766 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17767 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17768 ChangeLog-2007, ChangeLog-2008: Correct dates.
17770 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
17772 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
17773 NE_EXPR operations as well.
17774 * c-parser.c (c_parser_condition): Do not set location information on
17776 (c_parser_conditional_expression): Likewise.
17777 (c_parser_binary_expression): Set location information on operators.
17778 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
17779 TRUTH_NOT_EXPR has been folded.
17780 * fold-const.c (fold_truth_not_expr): Copy location information from
17781 the incoming expression to the outgoing one.
17782 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
17783 recursive calls on the LHS of the operator but pass that of the
17784 operator to recursive calls on the RHS of the operator. Set it
17786 (shortcut_cond_expr): Set the locus of the operator on the second
17787 COND_EXPR and that of the expression on the first in degenerate cases.
17788 Pass the locus of the expression to calls to shortcut_cond_r.
17789 Set the locus of the 'then' block on the associated jump, if any.
17790 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
17791 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
17792 expression to call to gimplify_boolean_expr.
17794 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
17796 * config.gcc: Add additional configuration for
17797 i686-w64-mingw* and x86_64-w64-mingw* triplet.
17798 * config/i386/mingw-w64.h: New mingw-w64 specific header.
17799 (CPP_SPEC): Redefine for allowing -municode option.
17800 (STARTFILE_SPEC): Likewise.
17801 * config/i386/t-mingw-w64: New.
17802 * config/i386/mingw-w64.opt: New.
17803 (municode): Add new target option.
17804 * doc/invoke.texi (municode): Add documentation for new option.
17806 2009-04-21 Ian Lance Taylor <iant@google.com>
17808 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17809 Correct test for number of arguments.
17810 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
17812 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
17814 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
17815 argument of emit_library_call.
17817 2009-04-21 Richard Guenther <rguenther@suse.de>
17819 PR middle-end/39829
17820 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
17821 inside VIEW_CONVERT_EXPRs.
17823 2009-04-21 Martin Jambor <mjambor@suse.cz>
17825 * tree-switch-conversion.c (build_constructors): Split a long line.
17826 (constructor_contains_same_values_p): New function.
17827 (build_one_array): Create assigns of constants if possible, do not
17828 call mark_sym_for_renaming, call update_stmt.
17829 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
17830 make_rename_temp. Do not call mark_symbols_for_renaming, call
17832 (gen_def_assigns): Do not call mark_symbols_for_renaming or
17833 find_new_referenced_vars, call update_stmt.
17834 (gen_inbound_check): Use create_tmp_var and create ssa names manually
17835 instead of calling make_rename_temp. Do not call
17836 find_new_referenced_vars or mark_symbols_for_renaming, call
17839 2009-04-21 Richard Guenther <rguenther@suse.de>
17841 PR tree-optimization/39827
17842 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
17843 (tree_ssa_phiprop): Pass the correct array size.
17845 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
17847 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
17849 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
17852 * c-typeck.c (lvalue_p): Move declaration ...
17853 * c-common.h (lvalue_p): ... to here.
17854 * c-common.c (candidate_equal_p): New.
17855 (add_tlist): Use it.
17856 (merge_tlist): Use it.
17857 (warn_for_collisions_1): Likewise.
17858 (warning_candidate_p): Accept more candidates.
17859 (verify_tree): A warning candidate can be an expression. Use
17862 2009-04-21 Ben Elliston <bje@au.ibm.com>
17865 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
17866 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
17867 options. Remove -mcall-solaris documentation.
17869 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17872 * doc/invoke.texi (-Wlong-long): Update description.
17873 * c-lex (interpret_integer): Only warn if there was no previous
17874 overflow and -Wlong-long is enabled.
17875 * c-decl.c (declspecs_add_type): Drop redundant flags.
17876 * c.opt (Wlong-long): Init to -1.
17877 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
17878 and front-end warn_long_long. Wlong-long only depends on other
17879 flags if it is uninitialized.
17880 * c-parser.c (disable_extension_diagnostics): warn_long_long is
17881 the same for CPP and FE.
17882 (restore_extension_diagnostics): Likewise.
17884 2009-04-20 Ian Lance Taylor <iant@google.com>
17886 Fix enum conversions which are invalid in C++:
17887 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
17888 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
17889 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
17890 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
17891 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
17892 (dbxout_parms): Likewise.
17893 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
17894 (df_clear_flags): Likewise.
17895 * df-problems.c (df_rd_bb_local_compute_process_def): Change
17896 top_flag parameter to int.
17897 (df_chain_create_bb_process_use): Likewise.
17898 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
17900 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
17901 (df_ref_create_structure, df_def_record_1): Likewise.
17902 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
17903 (df_notes_rescan): Change 0 to VOIDmode in function call.
17904 (df_get_call_refs, df_insn_refs_collect): Likewise.
17905 (df_bb_regs_collect): Likewise.
17906 (df_entry_block_defs_collect): Likewise.
17907 (df_exit_block_uses_collect): Likewise.
17908 * df.h: Update declarations.
17909 * double-int.c (double_int_divmod): Add cast to enum type.
17910 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
17911 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
17912 (based_loc_descr): Likewise.
17913 (loc_descriptor_from_tree_1): Change first_op and second_op to
17914 enum dwarf_location_atom. Add cast to enum type.
17915 * expmed.c (init_expmed): Change 0 to SET in function call.
17916 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
17917 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
17918 (do_store_flag): Likewise.
17919 * fixed-value.h (struct fixed_value): Change mode to enum
17921 * function.c (assign_parms): Change 0 to VOIDmode in function call.
17922 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
17924 (insert_insn_decl, insert_decl, insert_state): Likewise.
17925 (automata_list_finish): Likewise.
17926 * genrecog.c (process_define_predicate): Add cast to enum type.
17927 * gensupport.c (init_predicate_table): Add cast to enum type.
17928 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
17930 (gimple_build_call_1, gimple_build_label): Likewise.
17931 (gimple_build_goto, gimple_build_asm_1): Likewise.
17932 (gimple_build_switch_1, gimple_build_cdt): Likewise.
17933 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
17934 (enum fallback): Rename from enum fallback_t.
17935 (fallback_t): Typedef as int.
17936 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
17937 GSI_SAME_STMT in function call.
17938 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
17940 (setup_reg_class_relations): Likewise.
17941 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
17942 (setup_prohibited_class_mode_regs): Add cast to enum type.
17943 (setup_prohibited_mode_move_regs): Likewise.
17944 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
17945 (record_address_regs): Change i to enum reg_class.
17946 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
17947 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
17948 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
17949 (GET_MODE_2XWIDER_MODE): Likewise.
17950 (GET_CLASS_NARROWEST_MODE): Likewise.
17951 * omp-low.c (expand_omp_for): Add cast to enum type.
17952 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
17953 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
17954 * postreload.c (reload_cse_simplify_operands): Change rclass local
17956 * predict.c (combine_predictions_for_insn): Change best_predictor
17957 and predictor to enum br_predictor.
17958 (combine_predictions_for_bb): Likewise.
17959 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
17960 use SET_PREDICT_EXPR_OUTCOME.
17961 * real.c (real_arithmetic): Change icode to code in function call.
17962 * reginfo.c (init_move_cost): Add casts to enum type.
17963 (init_reg_sets_1, init_fake_stack_mems): Likewise.
17964 * regmove.c (regclass_compatible_p): Change class0 and class1 to
17966 * reload.c (find_valid_class): Add casts to enum type.
17967 (push_reload): Change 0 to NO_REGS in function call.
17968 (find_reloads): Change this_alternative to array of enum
17969 reg_class. Remove some now-unnecessary casts.
17970 (make_memloc): Change 0 to VOIDmode in function call.
17971 * reload1.c (reload): Change 0 to VOIDmode in function call.
17972 (eliminate_regs_1, elimination_effects): Likewise.
17973 (eliminate_regs_in_insn): Likewise.
17974 (emit_input_reload_insns): Add cast to enum type.
17975 (delete_output_reload): Change 0 to VOIDmode in function call.
17976 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
17977 to enum type in function call.
17978 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
17979 (SET_PREDICT_EXPR_OUTCOME): Define.
17980 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
17981 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
17982 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
17983 (dump_function): Likewise.
17984 * tree-dump.h: Update declarations.
17985 * tree-pass.h: Update declarations.
17986 * varasm.c (assemble_integer): Change mclass to enum mode_class.
17987 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
17989 (arm_rtx_costs_1): Correct parenthesization.
17990 (arm_rtx_costs): Add casts to enum type.
17991 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
17992 (vfp_emit_fstmd): Use add_rg_note.
17993 (emit_multi_reg_push, emit_sfm): Likewise.
17994 (thumb_set_frame_pointer): Likewise.
17995 (arm_expand_prologue): Likewise.
17996 (arm_regno_class): Change return type to enum reg_class.
17997 (thumb1_expand_prologue): Use add_reg_note.
17998 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
17999 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18001 * config/arm/gentune.sh: Add cast to enum type.
18002 * config/arm/arm-tune.md: Rebuild.
18003 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18004 (ix86_split_fp_branch, predict_jump): Likewise.
18005 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18006 insn_code to enum rtx_code.
18007 (ix86_builtin_vectorized_function): Add cast to enum type.
18008 * config/i386/i386.md (truncdfsf2): Change slot to enum
18010 (truncxf<mode>2, isinf<mode>2): Likewise.
18011 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18013 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18014 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18015 (insert_bundle_state): Change 1 to INSERT in function call.
18016 (ia64_add_bundle_selector_before): Likewise.
18017 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18018 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18019 (restore_stack_nonlocal): Likewise.
18020 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18022 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18024 (mips_rtx_costs): Likewise.
18025 (mips_override_options): Add casts to enum type.
18026 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18028 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18029 (store_reg, set_reg_plus_d): Likewise.
18030 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18031 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18033 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18035 (emit_unlikely_jump): Use add_reg_note.
18036 (rs6000_emit_allocate_stack): Likewise.
18037 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18038 (output_toc): Change 1 to INSERT in function call.
18039 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18040 (rs6000_initialize_trampoline): Likewise.
18041 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18043 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18044 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18045 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18046 (save_gprs): Use add_reg_note.
18047 (s390_emit_prologue): Likewise.
18048 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18049 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18050 (sparc_fold_builtin): Add cast to enum type.
18051 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18053 (spu_expand_prologue): Use add_reg_note.
18054 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18056 2009-04-20 Ian Lance Taylor <iant@google.com>
18058 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18059 (c_parser_postfix_expression_after_primary): Get VEC for list of
18060 arguments. Get original types of arguments. Call
18061 build_function_call_vec.
18062 (cached_expr_list_1, cached_expr_list_2): New static variables.
18063 (c_parser_expr_list): Change return type to VEC *. Add
18064 p_orig_types parameter. Change all callers.
18065 (c_parser_release_expr): New static function.
18066 (c_parser_vec_to_tree_list): New static function.
18067 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18068 call build_function_call_vec.
18069 (build_function_call_vec): New function, based on old
18070 build_function_call.
18071 (convert_arguments): Remove nargs and argarray parameters. Change
18072 values to a VEC. Add origtypes parameter.
18073 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18074 (convert_for_assignment): Add origtype parameter. Change all
18075 callers. If warn_cxx_compat, check for conversion to an enum
18076 type when calling a function.
18077 (store_init_value): Add origtype parameter. Change all callers.
18078 (digest_init): Likewise.
18079 (struct init_node): Add origtype field.
18080 (add_pending_init): Add origtype parameter. Change all callers.
18081 (output_init_element): Likewise.
18082 (output_pending_init_elements): Pass origtype from init_node to
18083 output_init_element.
18084 (process_init_element): Pass origtype from c_expr to
18085 output_init_element.
18086 (c_finish_return): Add origtype parameter. Change all callers.
18087 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18089 (sync_resolve_params): Likewise.
18090 (sync_resolve_return): Change params to first_param. Change caller.
18091 (resolve_overloaded_builtins): Change params to VEC *. Change
18092 callers. Save first parameter around call to build_function_call_vec.
18093 * c-decl.c (finish_decl): Add origtype parameter. Change all
18094 callers. Call build_function_call_vec rather than
18095 build_function_call for cleanup.
18096 * c-tree.h: Update declarations.
18097 * c-common.h: Update declarations.
18098 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18099 params to first_param.
18100 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18101 params parameter from tree to void *.
18102 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18103 Change arglist parameter to have type void *, and to be a pointer
18105 * config/rs6000/rs6000-protos.h
18106 (altivec_resolve_overloaded_builtin): Update declaration.
18107 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18108 fnargs parameter to have type void *, and to be a pointer to a
18109 VEC. Call build_function_call_vec instead of
18110 build_function_call.
18111 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18113 2009-04-20 Joey Ye <joey.ye@intel.com>
18114 Xuepeng Guo <xuepeng.guo@intel.com>
18115 H.J. Lu <hongjiu.lu@intel.com>
18117 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18119 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18120 (IX86_LEA_PRIORITY): Likewise.
18121 (distance_non_agu_define): New function.
18122 (distance_agu_use): Likewise.
18123 (ix86_lea_for_add_ok): Likewise.
18124 (ix86_dep_by_shift_count): Likewise.
18126 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18127 should split for LEA.
18129 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18131 (ix86_dep_by_shift_count): Likewise.
18133 2009-04-20 Richard Guenther <rguenther@suse.de>
18135 * expr.c (handled_component_p): Move ...
18136 * tree.h (handled_component_p): ... here.
18137 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18138 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18139 and REALPART_EXPR to be in one group.
18141 2009-04-20 Richard Guenther <rguenther@suse.de>
18143 * basic-block.h (get_all_dominated_blocks): Declare.
18144 * dominance.c (get_all_dominated_blocks): New function.
18145 * tree-cfg.c (get_all_dominated_blocks): Remove.
18146 (remove_edge_and_dominated_blocks): Adjust.
18147 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18148 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18149 instead of recursing.
18151 2009-04-20 Doug Kwan <dougkwan@google.com>
18153 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18154 (struct cgraph_node_set_def): New type.
18155 (cgraph_node_set) New type. Also declare vector functions.
18156 (struct cgraph_node_set_element_def): New type.
18157 (cgraph_node_set_element): Ditto.
18158 (cgraph_node_set_iterator): New iterator type.
18159 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18160 cgraph_node_set_remove, dump_cgraph_node_set,
18161 debug_cgraph_node_set): New prototypes.
18162 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18163 cgraph_node_set_size): New inlines.
18164 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18165 including cgraph.h.
18166 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18167 argument to function 'write_summary'.
18168 * ipa.c: Include ggc.h.
18169 (hash_cgraph_node_set_element,
18170 eq_cgraph_node_set_element, cgraph_node_set_new,
18171 cgraph_node_set_add, cgraph_node_set_remove,
18172 cgraph_node_set_find, dump_cgraph_node_set,
18173 debug_cgraph_node_set): New functions.
18174 * Makefile.in (ipa.o): Add dependency on GGC_H.
18176 2009-04-20 Ira Rosen <irar@il.ibm.com>
18178 PR tree-optimization/39675
18179 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18180 check of the return code of vect_schedule_slp. Check that
18181 stmt_vec_info still exists for the statement, before checking its
18182 vectorization type.
18184 2009-04-20 Michael Matz <matz@suse.de>
18186 * Makefile.in (generated_files): Take out $(simple_generated_c).
18188 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18190 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18191 (UINTPTR_TYPE): Likewise.
18193 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18196 * c-typeck.c (digest_init): Check for initializing an array with a
18199 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18202 * c-semantics.c (pop_stmt_list): Propagate
18203 STATEMENT_LIST_HAS_LABEL to parent statement list.
18205 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18207 * config/mips/mips.h (mips_tune_attr): New macro.
18208 * config/mips/mips.md (cpu): Use it.
18210 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18213 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18216 2009-04-19 Diego Novillo <dnovillo@google.com>
18218 * toplev.c (compile_file): Move call to coverage_finish ...
18219 * cgraphunit.c (ipa_passes): ... here.
18220 Call cgraph_process_new_functions.
18221 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18222 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18224 2009-04-19 Jan Hubicka <jh@suse.cz>
18226 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18228 (dump_cgraph_node): Dump can throw external flag.
18229 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18231 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18235 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18236 * common.opt (Wlogical-op): Move from here...
18237 * c.opt (Wlogical-op): ... to here.
18238 * c-typeck.c (parser_build_binary_op): Update call to
18239 warn_logical_operator.
18240 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18242 * c-common.c (warn_logical_op): Update.
18243 * c-common.h (warn_logical_op): Update declaration.
18245 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18247 * tree.c (protected_set_expr_location): Fix formatting.
18249 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18252 * c-typeck.c (readonly_warning): new.
18253 (build_unary_op, build_modify_expr): Use readonly_warning for
18254 storing into something readonly but not const-qualified.
18256 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18259 * c-typeck.c (build_unary_op): Check for taking address of
18260 expression of type void.
18262 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18265 * c-typeck.c (build_function_call): Check for calling a function
18266 with qualified void return types. Call require_complete_type when
18269 2009-04-18 Jan Hubicka <jh@suse.cz>
18271 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18273 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18274 can_throw_external flag.
18275 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18276 * ipa-pure-const.c (ignore_edge): New function.
18277 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18278 only over can_throw_external edges.
18279 (local_pure_const): Add nothrow flag.
18280 * ipa-utils.c (searchc): Add ignore_edge callback.
18281 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18282 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18283 (set_nothrow_function_flags): Update cgraph.
18284 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18286 2009-04-18 Richard Guenther <rguenther@suse.de>
18288 PR middle-end/39804
18289 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18290 (fold_stmt): ... this and ...
18291 (fold_stmt_inplace): ... this.
18292 (fold_stmt_1): Fold references in calls and asms.
18293 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18295 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18297 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18298 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18300 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18302 * tree.c (function_args_count): Remove.
18303 * tree.h: Remove the prototype for function_args_count.
18305 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18307 * tree-iterator.c (expr_only): Remove.
18308 * tree.h: Remove the prototype for expr_only.
18310 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18312 * reginfo.c (cannot_change_mode_set_regs): Remove.
18313 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18315 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18317 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18318 whether operands 0 and 1 overlaps.
18320 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18322 PR middle-end/36902
18323 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18324 pointer. Use warning_at instead of warning.
18325 (search_for_addr_array): Likewise.
18326 (check_array_bounds): Likewise.
18327 (check_all_array_refs): Check that the incoming edge is not in the
18328 list of edges to be removed.
18329 (check_all_array_refs): Avoid the temporal pointer.
18330 (vrp_visit_cond_stmt): Fix typo.
18331 (simplify_switch_using_ranges): Handle the case where the switch
18332 index is an integer constant.
18334 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18336 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18338 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18340 * doc/extend.texi, doc/invoke.texi: Fix typos.
18342 2009-04-17 Cary Coutant <ccoutant@google.com>
18344 * tree-flow-inline.h (get_lineno): Fix inverted test.
18346 2009-04-17 Diego Novillo <dnovillo@google.com>
18348 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18349 assertion for AVAIL_OUT.
18351 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18354 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18355 * config/sh/linux-atomic.asm: Likewise.
18357 2009-04-17 Diego Novillo <dnovillo@google.com>
18359 * except.c (debug_eh_tree): New.
18360 (struct eh_region, struct eh_status): Move ...
18361 * except.h: ... here.
18362 (add_type_for_runtime): Declare extern.
18363 (lookup_type_for_runtime): Likewise.
18364 (debug_eh_tree): Declare.
18365 * Makefile.in (GTFILES): List except.h before except.c
18367 2009-04-17 Diego Novillo <dnovillo@google.com>
18369 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18370 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18371 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18372 (find_vars_r): ... here.
18373 * tree-flow.h (find_referenced_vars_in): Declare.
18374 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18375 that AVAIL_OUT exists for BLOCK.
18376 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18377 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18378 (tree-parloops.o): Likewise.
18380 2009-04-17 Simon Baldwin <simonb@google.com>
18382 * toplev.c (default_tree_printer): Add handling for %E format.
18384 2009-04-17 Diego Novillo <dnovillo@google.com>
18386 * tree-pretty-print.c (dump_generic_node): Add break after
18387 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18388 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18389 FUNCTION_TYPE together. Call print_struct_decl when printing
18390 structures and TDF_SLIM is not given.
18391 (print_struct_decl): Fix logic for detecting recursion.
18393 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18396 * gcc.c (create_at_file): New.
18397 (compile_input_file_p): New.
18398 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18399 * main.c (main): Update call to toplev_main.
18400 * toplev.c (toplev_main): Change signature. Call expandargv.
18401 * toplev.h (toplev_main): Change signature.
18403 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18405 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18406 if the latter is not constant.
18408 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18410 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18412 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18414 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18415 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18417 2009-04-17 Richard Guenther <rguenther@suse.de>
18419 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18420 Handle component references view-converting an invariant address.
18422 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
18424 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
18425 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
18426 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
18427 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
18428 Use @deftypevr rather than @deftypevar.
18430 2009-04-17 Richard Guenther <rguenther@suse.de>
18432 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
18433 (get_prop_source_stmt): Likewise.
18434 (can_propagate_from): Likewise.
18436 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
18438 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
18439 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
18440 (--with-multilib-list): Add default value.
18441 * configure: Regenerate.
18442 * Makefile.in (TM_ENDIAN_CONFIG): Define.
18443 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
18444 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
18445 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
18446 Don't add default cpu to multilib list unnecessarily, but do enable
18447 the relevant compiler option..
18448 Add support for --with-multilib-list=<blank> and
18449 --with-multilib-list=!<somelib> to supress unwanted multilibs.
18450 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
18451 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
18452 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
18453 TM_MULTILIB_CONFIG.
18454 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
18455 (MULTILIB_OSDIRNAMES): New variable.
18456 * config/sh/t-1e: Delete file.
18457 * config/sh/t-mlib-sh1: Delete file.
18458 * config/sh/t-mlib-sh2: Delete file.
18459 * config/sh/t-mlib-sh2a: Delete file.
18460 * config/sh/t-mlib-sh2a-nofpu: Delete file.
18461 * config/sh/t-mlib-sh2a-single: Delete file.
18462 * config/sh/t-mlib-sh2a-single-only: Delete file.
18463 * config/sh/t-mlib-sh2e: Delete file.
18464 * config/sh/t-mlib-sh3e: Delete file.
18465 * config/sh/t-mlib-sh4: Delete file.
18466 * config/sh/t-mlib-sh4-nofpu: Delete file.
18467 * config/sh/t-mlib-sh4-single: Delete file.
18468 * config/sh/t-mlib-sh4-single-only: Delete file.
18469 * config/sh/t-mlib-sh4a: Delete file.
18470 * config/sh/t-mlib-sh4a-nofpu: Delete file.
18471 * config/sh/t-mlib-sh4a-single: Delete file.
18472 * config/sh/t-mlib-sh4a-single-only: Delete file.
18473 * config/sh/t-mlib-sh4al: Delete file.
18474 * config/sh/t-mlib-sh5-32media: Delete file.
18475 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
18476 * config/sh/t-mlib-sh5-64media: Delete file.
18477 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
18478 * config/sh/t-mlib-sh5-compact: Delete file.
18479 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
18480 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
18481 * doc/install.texi (Options specification): Add
18482 --with-multilib-list and --with-endian.
18484 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18486 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
18488 (OBJS-common): Add plugin-version.o.
18489 (plugin-version.o): New.
18490 * gcc-plugin.h (plugin_gcc_version): New.
18491 (plugin_default_version_check): New.
18492 (plugin_init_func, plugin_init): Add version argument.
18493 * plugin-version.c: New.
18494 * plugin.c (str_plugin_gcc_version_name): New.
18495 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
18496 pass it to the init function.
18497 (plugin_default_version_check): New.
18499 2009-04-17 Richard Guenther <rguenther@suse.de>
18501 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
18502 for decl-vs-decl disambiguation.
18504 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
18506 * config/s390/s390.h (s390_tune_attr): New macro definition.
18507 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
18509 2009-04-17 Richard Guenther <rguenther@suse.de>
18511 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
18512 (fold_stmt_r): Likewise.
18513 (maybe_fold_reference): New function.
18514 (fold_gimple_assign): Handle cases fold_stmt_r did.
18515 (fold_stmt): Do not use fold_stmt_r.
18516 (fold_stmt_inplace): Likewise.
18518 2009-04-17 Richard Guenther <rguenther@suse.de>
18520 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
18521 (record_equivalences_from_stmt): Remove useless checks and
18523 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
18524 the type is already suitable.
18526 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
18528 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
18530 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
18532 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
18533 (CMPtype): Define as __gcc_CMPtype.
18535 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
18537 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
18538 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
18540 2009-04-17 Richard Guenther <rguenther@suse.de>
18542 PR tree-optimization/39746
18543 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
18544 special-casing for builtins and static variable use/def.
18545 (call_may_clobber_ref_p_1): Likewise.
18547 2009-04-16 Ian Lance Taylor <iant@google.com>
18549 * df.h: Include "timevar.h".
18550 (struct df_problem): Change tv_id field to timevar_id_t.
18551 * tree-pass.h: Include "timevar.h".
18552 (struct opt_pass): Change tv_id field to timevar_id_t.
18553 * timevar.h (timevar_id_t): Define TV_NONE.
18554 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
18555 TV_NONE rather than tv_id != 0.
18556 (execute_one_pass): Likewise.
18557 * Makefile.in (DF_H): Add $(TIMEVAR_H).
18558 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
18559 dependencies to $(TREE_PASS_H).
18560 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
18562 (pass_branch_target_load_optimize2): Likewise.
18563 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
18564 (pass_outof_cfg_layout_mode): Likewise.
18565 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
18566 (pass_rebuild_cgraph_edges): Likewise.
18567 (pass_remove_cgraph_callee_edges): Likewise.
18568 * df-core.c (pass_df_initialize_opt): Likewise.
18569 (pass_df_initialize_no_opt): Likewise.
18570 (pass_df_finish): Likewise.
18571 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
18572 * except.c (pass_set_nothrow_function_flags): Likewise.
18573 (pass_convert_to_eh_region_ranges): Likewise.
18574 * final.c (pass_compute_alignments): Likewise.
18575 * function.c (pass_instantiate_virtual_regs): Likewise.
18576 (pass_init_function): Likewise.
18577 (pass_leaf_regs): Likewise.
18578 (pass_match_asm_constraints): Likewise.
18579 * gimple-low.c (pass_lower_cf): Likewise.
18580 (pass_mark_used_blocks): Likewise.
18581 * init-regs.c (pass_initialize_regs): Likewise.
18582 * integrate.c (pass_initial_value_sets): Likewise.
18583 * ira.c (pass_ira): Likewise.
18584 * jump.c (pass_cleanup_barriers): Likewise.
18585 * omp-low.c (pass_expand_omp): Likewise.
18586 (pass_lower_omp): Likewise.
18587 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
18588 * recog.c (pass_split_all_insns): Likewise.
18589 (pass_split_after_reload): Likewise.
18590 (pass_split_before_regstack): Likewise.
18591 (pass_split_before_sched2): Likewise.
18592 (pass_split_for_shorten_branches): Likewise.
18593 * reginfo.c (pass_reginfo_init): Likewise.
18594 (pass_subregs_of_mode_init): Likewise.
18595 (pass_subregs_of_mode_finish): Likewise.
18596 * passes.c (pass_postreload): Likewise.
18597 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
18598 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
18599 (pass_warn_function_return): Likewise.
18600 (pass_warn_function_noreturn): Likewise.
18601 * tree-complex.c (pass_lower_complex): Likewise.
18602 (pass_lower_complex_O0): Likewise.
18603 * tree-if-conv.c (pass_if_conversion): Likewise.
18604 * tree-into-ssa.c (pass_build_ssa): Likewise.
18605 * tree-mudflap.c (pass_mudflap_1): Likewise.
18606 (pass_mudflap_2): Likewise.
18607 * tree-nomudflap.c (pass_mudflap_1): Likewise.
18608 (pass_mudflap_2): Likewise.
18609 * tree-nrv.c (pass_return_slot): Likewise.
18610 * tree-object-size.c (pass_object_sizes): Likewise.
18611 * tree-optimize.c (pass_all_optimizations): Likewise.
18612 (pass_early_local_passes): Likewise.
18613 (pass_all_early_optimizations): Likewise.
18614 (pass_cleanup_cfg): Likewise.
18615 (pass_cleanup_cfg_post_optimizing): Likewise.
18616 (pass_free_datastructures): Likewise.
18617 (pass_free_cfg_annotations): Likewise.
18618 (pass_fixup_cfg): Likewise.
18619 (pass_init_datastructures): Likewise.
18620 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
18621 (pass_late_warn_uninitialized): Likewise.
18622 (pass_update_address_taken): Likewise.
18623 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
18624 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
18625 (pass_cse_sincos): Likewise.
18626 (pass_convert_to_rsqrt): Likewise.
18627 * tree-ssa-structalias.c (pass_build_alias): Likewise.
18628 * tree-stdarg.c (pass_stdarg): Likewise.
18629 * tree-tailcall.c (pass_tail_recursion): Likewise.
18630 (pass_tail_calls): Likewise.
18631 * tree-vect-generic.c (pass_lower_vector): Likewise.
18632 (pass_lower_vector_ssa): Likewise.
18633 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
18635 2009-04-16 Joseph Myers <joseph@codesourcery.com>
18637 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
18639 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
18641 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
18642 logical and signext.
18644 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
18647 * config/sh/predicates.md (arith_operand): Check if the operand
18648 of TRUNCATE is a REG.
18650 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18652 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
18653 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
18655 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18657 * tree-iterator.c (tsi_split_statement_list_after,
18658 tsi_split_statement_list_before): Remove.
18659 * tree-iterator.h: Remove the prototypes for
18660 tsi_split_statement_list_after and tsi_split_statement_list_before.
18662 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18664 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
18665 * tree-ssa-propagate.h: Remove the prototype for
18666 stmt_makes_single_load.
18668 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18670 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
18671 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
18673 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18675 * tree-iterator.c (EXPR_LAST_BODY): Remove.
18677 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18679 * except.c (eh_region_outer_p): Remove.
18680 * except.h: Remove the prototype for eh_region_outer_p.
18682 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18684 * function.c (current_function_assembler_name): Remove.
18685 * function.h: Remove the prototype for
18686 current_function_assembler_name.
18688 2009-04-16 Ian Lance Taylor <iant@google.com>
18690 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
18691 (add_reg_note): Call alloc_reg_note.
18692 * rtl.h (alloc_reg_note): Declare.
18693 * combine.c (try_combine): Use alloc_reg_note.
18694 (recog_for_combine, move_deaths): Likewise.
18695 (distribute_notes): Use alloc_reg_note and add_reg_note.
18696 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
18697 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
18698 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
18700 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
18702 PR rtl-optimization/39762
18703 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
18704 ira_may_move_out_cost): Add comments about way of their usage.
18705 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
18707 * ira-conflicts.c (process_regs_for_copy): Use function
18708 ira_get_register_move_cost instead of global
18709 ira_register_move_cost.
18711 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
18712 color_pass, move_spill_restore, update_curr_costs): Ditto.
18714 * ira-lives.c (process_single_reg_class_operands): Ditto.
18716 * ira-emit.c (emit_move_list): Ditto.
18718 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
18719 (record_reg_classes): Ditto. Use functions
18720 ira_get_register_move_cost and ira_get_may_move_cost instead of
18721 global vars ira_register_move_cost, ira_may_move_out_cost and
18722 ira_may_move_in_cost.
18723 (record_address_regs): Don't call ira_init_register_move_cost.
18724 Use function ira_get_may_move_cost instead of global
18725 ira_may_move_in_cost.
18726 (process_bb_node_for_hard_reg_moves): Use function
18727 ira_get_register_move_cost instead of global ira_register_move_cost.
18728 (ira_costs): Don't call ira_init_register_move_cost.
18730 2009-04-16 Richard Guenther <rguenther@suse.de>
18732 * tree-cfg.c (verify_gimple_assign_binary):
18733 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
18734 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
18735 (create_general_new_stmt): Note that this function is broken.
18737 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18739 * common.opt (fhelp): Add Var(help_flag).
18740 * gcc-plugin.h (plugin_info): Add help.
18741 * plugin.c (plugin_name_args): Add help.
18742 (register_plugin_info): Set plugin->help.
18743 (print_help_one_plugin): New.
18744 (print_plugins_help): New.
18745 * plugin.h (print_plugins_help): New.
18746 * toplev.c (toplev_main): Call print_plugins_help if needed.
18748 2009-04-16 Richard Guenther <rguenther@suse.de>
18750 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
18751 (gimple_ior_addresses_taken_1): New function.
18752 (gimple_ior_addresses_taken): Likewise.
18753 * gimple.h (struct gimple_statement_with_ops_base): Remove
18754 addresses_taken member.
18755 (gimple_ior_addresses_taken): Declare.
18756 (gimple_addresses_taken, gimple_addresses_taken_ptr,
18757 gimple_set_addresses_taken): Remove.
18758 * ipa-reference.c (mark_address): New function.
18759 (scan_stmt_for_static_refs): Use it for marking addresses taken.
18760 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
18761 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
18762 (gimple_add_to_addresses_taken): Remove.
18763 (get_tmr_operands): Call mark_address_taken.
18764 (get_asm_expr_operands): Likewise.
18765 (get_expr_operands): Likewise.
18766 (build_ssa_operands): Do not clear the addresses_taken bitmap.
18767 (free_stmt_operands): Do not free it.
18768 * tree-ssa.c (delete_tree_ssa): Likewise.
18769 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
18771 2009-04-16 Richard Guenther <rguenther@suse.de>
18773 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
18774 (walk_stmt_load_store_ops): Likewise.
18775 * gimple.c (get_base_loadstore): New function.
18776 (walk_stmt_load_store_addr_ops): Likewise.
18777 (walk_stmt_load_store_ops): Likewise.
18778 * ipa-pure-const.c (check_op): Simplify.
18779 (check_load, check_store): New functions.
18780 (check_stmt): Use walk_stmt_load_store_ops.
18781 * ipa-reference.c (mark_load): Adjust signature.
18782 (mark_store): Likewise.
18783 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
18785 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18787 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
18788 (plugin_info): New.
18789 * opts.c (common_handle_option): Don't call print_version.
18790 * plugin.c (plugin_name_args): Add version.
18791 (register_plugin_info): New.
18792 (register_callback): Handle PLUGIN_INFO.
18793 (try_init_one_plugin): New.
18794 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
18796 (finalize_one_plugin): New.
18797 (finalize_plugins): New.
18798 (print_one_plugin): New.
18799 (print_plugins_versions): New.
18800 * plugin.h (print_plugins_versions): New.
18801 (finalize_plugins): New.
18802 * toplev.c (compile_file): Don't call initialize_plugins.
18803 (print_version): Call print_plugins_versions.
18804 (toplev_main): Call initialize_plugins. Print version if needed.
18805 Call finalize_plugins.
18807 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18809 * common.opt (fversion): New.
18810 * gcc.c (print_version): New.
18811 (process_command): Don't print the version. Just set print_version.
18812 (main): Print version. Call subprocesses if print_version and
18813 verbose_flag are set.
18814 * opts.c (common_handle_option): Handle OPT_fversion.
18816 2009-04-16 Richard Guenther <rguenther@suse.de>
18817 Ira Rosen <irar@il.ibm.com>
18819 PR tree-optimization/39698
18820 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
18821 type of the reduction variable. Only generate the def if
18824 * omp-low.c (expand_omp_for_generic): When converting to a pointer
18825 make sure to first convert to an integer of the same precision.
18826 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
18827 the type of the evolution correctly in computing the new
18828 induction variable base.
18830 2009-04-16 Richard Guenther <rguenther@suse.de>
18832 PR middle-end/39625
18833 * tree-cfg.c (make_blocks): Split statements with to-be
18834 abnormal SSA names on the lhs.
18836 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
18838 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
18839 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
18840 * c-typeck.c (really_start_incremental_init): Likewise.
18841 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
18842 (TARGET_INITIALIZER): Remove it.
18843 * target.h (struct target): Remove vector_opaque_p.
18844 * tree.c (build_opaque_vector_type): New.
18845 * tree.h (TYPE_VECTOR_OPAQUE): New.
18846 (build_opaque_vector_type): Declare.
18847 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
18848 * config/rs6000/rs6000.c (build_opaque_vector_type,
18849 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
18850 (rs6000_init_builtins): Use build_opaque_vector_type for
18851 opaque_V4SI_type_node.
18853 2009-04-15 Catherine Moore <clm@codesourcery.com>
18855 * debug.h (set_name): Declare.
18856 * dwarf2out.c (dwarf2out_set_name): Declare.
18857 (dwarf2_debug_hooks): Add set_name.
18858 (find_AT_string): New.
18859 (add_AT_string): Call find_AT_string.
18860 (dwarf2out_set_name): New.
18861 * cp/decl.c (grokdeclarator): Call set_name.
18862 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
18863 * debug.c (do_nothing_debug_hooks): Likewise.
18864 * dbxout.c (dbx_debug_hooks): Likewise.
18865 * sdbout.c (sdb_debug_hooks): Likewise.
18867 2009-04-15 Michael Eager <eager@eagercon.com>
18869 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
18870 reg for single-precision FPU.
18871 * config/rs6000/rs6000.md (movsi_internal1): Only for
18872 !TARGET_SINGLE_FPU.
18873 (movsi_internal1_single): New. Add pattern to move SI values to/from
18874 single-precision FP regs.
18876 2009-04-15 Richard Guenther <rguenther@suse.de>
18878 * omp-low.c (lower_rec_input_clauses): Build correct address
18880 (expand_omp_for_generic): Fix multiplication type.
18881 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
18882 (generate_memset_zero): Fix types.
18883 * tree-profile.c (prepare_instrumented_value): Correctly
18886 2009-04-15 Ian Lance Taylor <iant@google.com>
18888 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
18889 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
18890 for -Wall and for -Wc++-compat.
18891 (c_common_post_options): For C++, set warn_enum_compare if not
18893 * c-tree.h (struct c_expr): Add field original_type.
18894 (build_external_ref): Update declaration.
18895 * c-parser.c (c_parser_braced_init): Set original_type.
18896 (c_parser_initelt): Likewise.
18897 (c_parser_expr_no_commas): Likewise.
18898 (c_parser_conditional_expression): Likewise.
18899 (c_parser_cast_expression): Likewise.
18900 (c_parser_unary_expression): Likewise. Pull setting of
18901 original_code to top of function.
18902 (c_parser_sizeof_expression): Set original_type.
18903 (c_parser_alignof_expression): Likewise.
18904 (c_parser_postfix_expression): Likewise. Pull setting of
18905 original_code to top of function.
18906 (c_parser_postfix_expression_after_paren_type): Set original_type.
18907 (c_parser_postfix_expression_after_primary): Likewise.
18908 (c_parser_expression): Likewise.
18909 * c-typeck.c (build_external_ref): Add type parameter. Change all
18911 (c_expr_sizeof_expr): Set original_type field.
18912 (parser_build_unary_op): Likewise.
18913 (parser_build_binary_op): Likewise. Optionally warn about
18914 comparisons of enums of different types.
18915 (digest_init): Set original_type field.
18916 (really_start_incremental_init): Likewise.
18917 (push_init_level, pop_init_level): Likewise.
18918 * doc/invoke.texi (Warning Options): -Wenum-compare now
18921 2009-04-15 Richard Guenther <rguenther@suse.de>
18923 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
18924 out a necessary conversion.
18925 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
18926 names we didn't value number.
18927 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
18929 2009-04-15 Richard Guenther <rguenther@suse.de>
18931 PR tree-optimization/39764
18932 * tree-ssa-ccp.c (get_value): Canonicalize value with
18933 canonicalize_float_value.
18935 2009-04-15 Jan Hubicka <jh@suse.cz>
18937 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
18938 Wrong version of patch.
18940 2009-04-15 Jan Hubicka <jh@suse.cz>
18942 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
18944 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
18946 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
18947 our distinct integral and vector types.
18949 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
18951 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
18952 * init.c (build_vtbl_address): Remove call to assemble_external.
18954 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
18956 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
18957 output for other floating point modes.
18959 2009-04-14 Diego Novillo <dnovillo@google.com>
18961 * diagnostic.c (diagnostic_report_diagnostic): Do not
18962 warn about loaded plugins for DK_ERROR and DK_WARNING.
18963 * c-decl.c (declspecs_add_type): Move call to
18964 invoke_plugin_callbacks ...
18965 * c-parser.c (c_parser_declspecs): ... here.
18966 * plugin.c (dump_active_plugins): Tidy output.
18968 2009-04-14 Diego Novillo <dnovillo@google.com>
18969 Le-Chun Wu <lcwu@google.com>
18971 * configure.ac: Add --enable-plugin support.
18972 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
18973 * Makefile.in (PLUGIN_H): Define.
18974 Export ENABLE_PLUGIN and GMPINC to site.exp.
18975 Add PLUGINLIBS to link command.
18976 Add/modify dependencies for plugin.o and files including plugin.h.
18978 * config.in: Regenerate.
18980 * opts.c (common_handle_option): Handle OPT_fplugin_ and
18983 2009-04-14 Le-Chun Wu <lcwu@google.com>
18985 * tree-pass.h (register_one_dump_file): Add a prototype for
18986 register_one_dump_file.
18987 * toplev.c (compile_file): Call initialize_plugins.
18988 (do_compile): Call invoke_plugin_callbacks.
18989 (toplev_main): Call invoke_plugin_callbacks.
18990 * common.opt: Add -fplugin= and -fplugin-arg-.
18991 * gcc-plugin.h: New public header file for plugins to include.
18992 * plugin.c: New source file.
18993 * plugin.h: New internal header file.
18994 * passes.c (register_one_dump_file): Make it external.
18996 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
18998 2009-04-14 Diego Novillo <dnovillo@google.com>
19000 * doc/plugins.texi: New.
19001 * doc/gccint.texi: Add reference to Plugins chapter.
19002 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19003 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19004 loaded plugins, if any.
19005 * timevar.def (TV_PLUGIN_INIT): Define.
19006 (TV_PLUGIN_RUN): Define.
19007 * plugin.c: Include timevar.h
19008 (plugins_active_p): New.
19009 (dump_active_plugins): New.
19010 (debug_active_plugins): New.
19012 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19014 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19016 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19018 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19020 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19021 the same as a minus without a shift.
19023 2009-04-14 Nick Clifton <nickc@redhat.com>
19025 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19026 comparisons with small integers will always produce a short
19029 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19032 2008-12-19 Diego Novillo <dnovillo@google.com>
19034 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19036 2009-04-14 Richard Guenther <rguenther@suse.de>
19038 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19040 (verify_gimple_assign_binary): Likewise. Handle shifts and
19042 (verify_gimple_phi): Print the mismatched argument position.
19043 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19045 (vect_update_init_of_dr): Likewise.
19046 * matrix-reorg.c (transform_access_sites): Do what the
19048 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19050 2009-04-13 Michael Eager <eager@eagercon.com>
19052 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19053 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19054 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19055 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19056 remove duplicate config
19058 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19060 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19061 file_name:line_number type locator of the call site.
19063 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19065 * genautomata.c: Put blank after comma.
19066 (automaton_decls): New.
19067 (struct unit_usage): Add comments to member next.
19068 (store_alt_unit_usage): Keep the list ordered.
19069 (unit_present_on_list_p, equal_alternatives_p): New.
19070 (check_regexp_units_distribution): Check units distribution
19071 correctness correctly.
19072 (main): Don't write automata if error is found. Return correct
19075 * config/m68k/cf.md (cfv4_ds): Remove.
19076 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19077 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19079 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19080 power4-load-ext, power4-store, power4-store-update,
19081 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19082 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19083 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19084 power4-sqrt, power4-isync): Modify reservation to make correct
19085 unit distribution to automata.
19087 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19088 power5-store-update, power5-two, power5-three, power5-lmul,
19089 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19091 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19093 * except.c (pass_set_nothrow_function_flags): Set name and add
19095 (set_nothrow_function_flags): Mention in the dump file when
19096 changing a function to nothrow.
19098 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19101 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19102 instead of unsigned long.
19104 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19106 * config/arm/arm.c (return_used_this_function): Remove.
19107 (arm_output_function_prologue): Remove use of
19108 return_used_this_function.
19109 (output_return_instruction): Replace use of
19110 return_used_this_function
19111 by cfun->machine->return_used_this_function.
19112 (arm_output_epilogue): Likewise.
19113 (arm_output_function_epilogue): Likewise.
19114 (thumb_unexpanded_epilogue): Likewise.
19115 * config/arm/arm.h (struct machine_function):
19116 New member return_used_this_function.
19118 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19120 * doc/install.texi: Correct description of default directory for
19121 --with-gxx-include-dir.
19123 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19125 * fold-const.c (build_range_check): Properly deal with enumeral and
19126 boolean base types.
19128 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19130 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19131 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19132 * params.h (MAX_GCSE_PASSES): Remove.
19133 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19134 in sequence. Remove ability to run multiple passes.
19135 (bypass_jumps): Report run as third CPROP pass.
19137 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19139 PR middle-end/39651
19140 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19141 when deciding whether the whole SEQUENCE can throw.
19143 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19146 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19147 offseted label references.
19149 2009-04-11 Jan Hubicka <jh@suse.cz>
19151 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19153 2009-04-11 Richard Guenther <rguenther@suse.de>
19155 PR middle-end/39732
19156 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19157 return variables as TREE_ADDRESSABLE.
19159 2009-04-11 Richard Guenther <rguenther@suse.de>
19161 PR tree-optimization/39713
19162 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19163 reference trees have SSA_NAME operands.
19165 2009-04-11 Richard Guenther <rguenther@suse.de>
19168 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19169 address expressions.
19171 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19173 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19174 match changes in Cygwin 1.7
19175 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19176 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19178 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19180 PR tree-optimization/39701
19181 * doc/invoke.texi (Optimization Options): Document change in
19182 meaning and initialization of -fdelete-null-pointer-checks.
19184 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19186 PR middle-end/39701
19187 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19189 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19192 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19194 2009-04-10 Chao-ying Fu <fu@mips.com>
19196 * doc/tm.texi (Instruction Output): Document
19197 TARGET_ASM_FINAL_POSTSCAN_INSN.
19198 * target.h (final_postscan_insn): New field in asm_out.
19199 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19200 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19201 * final.c (final_scan_insn): Call
19202 targetm.asm_out.final_postscan_insn after outputting
19203 an asm macro and a normal instruction.
19205 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19206 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19207 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19208 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19209 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19211 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19213 PR middle-end/39701
19214 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19215 variables as non-NULL even with -fdelete-null-pointer-checks.
19217 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19219 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19221 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19224 * config/i386/i386.c (classify_argument): Handle SCmode with
19225 (bit_offset % 64) != 0.
19227 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19229 * doc/invoke.texi (Optimize Options): Add cross-reference to
19230 -Q --help=optimizers examples.
19232 2009-04-10 Ben Elliston <bje@au.ibm.com>
19235 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19236 regalign for the reg == fpr and TDmode case.
19238 2009-04-09 David Ayers <ayers@fsfe.org>
19241 * objc/objc-act.c (warn_with_method): Remove helper function.
19242 (check_duplicates): Call warning and inform directly.
19243 (really_start_method): Likewise.
19245 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19247 * expmed.c (expand_divmod): Always use a comparison for a division
19248 by a large unsigned integer.
19250 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19251 for things others than variables or functions as nonzero.
19253 2009-04-09 Nick Clifton <nickc@redhat.com>
19255 * unwind-compat.c: Change copyright header to refer to version
19256 3 of the GNU General Public License with version 3.1 of the
19257 GCC Runtime Library Exception and to point readers at the
19258 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19259 * config/alpha/crtfastmath.c: Likewise.
19260 * config/alpha/linux-unwind.h: Likewise.
19261 * config/alpha/qrnnd.asm: Likewise.
19262 * config/alpha/vms-crt0-64.c: Likewise.
19263 * config/alpha/vms-crt0.c: Likewise.
19264 * config/alpha/vms-dwarf2.asm: Likewise.
19265 * config/alpha/vms-dwarf2eh.asm: Likewise.
19266 * config/alpha/vms-psxcrt0-64.c: Likewise.
19267 * config/alpha/vms-psxcrt0.c: Likewise.
19268 * config/alpha/vms_tramp.asm: Likewise.
19269 * config/arc/initfini.c: Likewise.
19270 * config/arc/lib1funcs.asm: Likewise.
19271 * config/arm/bpabi-v6m.S: Likewise.
19272 * config/arm/bpabi.S: Likewise.
19273 * config/arm/bpabi.c: Likewise.
19274 * config/arm/crti.asm: Likewise.
19275 * config/arm/crtn.asm: Likewise.
19276 * config/arm/ieee754-df.S: Likewise.
19277 * config/arm/ieee754-sf.S: Likewise.
19278 * config/arm/lib1funcs.asm: Likewise.
19279 * config/arm/libunwind.S: Likewise.
19280 * config/arm/linux-atomic.c: Likewise.
19281 * config/arm/mmintrin.h: Likewise.
19282 * config/arm/pr-support.c: Likewise.
19283 * config/arm/unaligned-funcs.c: Likewise.
19284 * config/arm/unwind-arm.c: Likewise.
19285 * config/arm/unwind-arm.h: Likewise.
19286 * config/avr/libgcc.S: Likewise.
19287 * config/bfin/crti.s: Likewise.
19288 * config/bfin/crtlibid.s: Likewise.
19289 * config/bfin/crtn.s: Likewise.
19290 * config/bfin/lib1funcs.asm: Likewise.
19291 * config/bfin/linux-unwind.h: Likewise.
19292 * config/cris/arit.c: Likewise.
19293 * config/cris/cris_abi_symbol.c: Likewise.
19294 * config/darwin-64.c: Likewise.
19295 * config/darwin-crt2.c: Likewise.
19296 * config/darwin-crt3.c: Likewise.
19297 * config/darwin.h: Likewise.
19298 * config/dbxelf.h: Likewise.
19299 * config/dfp-bit.c: Likewise.
19300 * config/dfp-bit.h: Likewise.
19301 * config/elfos.h: Likewise.
19302 * config/fixed-bit.c: Likewise.
19303 * config/fixed-bit.h: Likewise.
19304 * config/fp-bit.c: Likewise.
19305 * config/fp-bit.h: Likewise.
19306 * config/fr30/crti.asm: Likewise.
19307 * config/fr30/crtn.asm: Likewise.
19308 * config/fr30/lib1funcs.asm: Likewise.
19309 * config/freebsd-spec.h: Likewise.
19310 * config/frv/cmovd.c: Likewise.
19311 * config/frv/cmovh.c: Likewise.
19312 * config/frv/cmovw.c: Likewise.
19313 * config/frv/frvbegin.c: Likewise.
19314 * config/frv/frvend.c: Likewise.
19315 * config/frv/lib1funcs.asm: Likewise.
19316 * config/glibc-stdint.h: Likewise.
19317 * config/h8300/clzhi2.c: Likewise.
19318 * config/h8300/crti.asm: Likewise.
19319 * config/h8300/crtn.asm: Likewise.
19320 * config/h8300/ctzhi2.c: Likewise.
19321 * config/h8300/fixunssfsi.c: Likewise.
19322 * config/h8300/lib1funcs.asm: Likewise.
19323 * config/h8300/parityhi2.c: Likewise.
19324 * config/h8300/popcounthi2.c: Likewise.
19325 * config/i386/ammintrin.h: Likewise.
19326 * config/i386/att.h: Likewise.
19327 * config/i386/avxintrin.h: Likewise.
19328 * config/i386/biarch64.h: Likewise.
19329 * config/i386/bmmintrin.h: Likewise.
19330 * config/i386/cpuid.h: Likewise.
19331 * config/i386/cross-stdarg.h: Likewise.
19332 * config/i386/crtfastmath.c: Likewise.
19333 * config/i386/crtprec.c: Likewise.
19334 * config/i386/cygming-crtbegin.c: Likewise.
19335 * config/i386/cygming-crtend.c: Likewise.
19336 * config/i386/cygwin.asm: Likewise.
19337 * config/i386/emmintrin.h: Likewise.
19338 * config/i386/gmm_malloc.h: Likewise.
19339 * config/i386/gthr-win32.c: Likewise.
19340 * config/i386/i386.h: Likewise.
19341 * config/i386/immintrin.h: Likewise.
19342 * config/i386/linux-unwind.h: Likewise.
19343 * config/i386/linux64.h: Likewise.
19344 * config/i386/mm3dnow.h: Likewise.
19345 * config/i386/mmintrin-common.h: Likewise.
19346 * config/i386/mmintrin.h: Likewise.
19347 * config/i386/nmmintrin.h: Likewise.
19348 * config/i386/pmm_malloc.h: Likewise.
19349 * config/i386/pmmintrin.h: Likewise.
19350 * config/i386/smmintrin.h: Likewise.
19351 * config/i386/sol2-c1.asm: Likewise.
19352 * config/i386/sol2-ci.asm: Likewise.
19353 * config/i386/sol2-cn.asm: Likewise.
19354 * config/i386/sol2-gc1.asm: Likewise.
19355 * config/i386/tmmintrin.h: Likewise.
19356 * config/i386/unix.h: Likewise.
19357 * config/i386/w32-unwind.h: Likewise.
19358 * config/i386/wmmintrin.h: Likewise.
19359 * config/i386/x86-64.h: Likewise.
19360 * config/i386/x86intrin.h: Likewise.
19361 * config/i386/xmmintrin.h: Likewise.
19362 * config/ia64/crtbegin.asm: Likewise.
19363 * config/ia64/crtend.asm: Likewise.
19364 * config/ia64/crtfastmath.c: Likewise.
19365 * config/ia64/crti.asm: Likewise.
19366 * config/ia64/crtn.asm: Likewise.
19367 * config/ia64/fde-glibc.c: Likewise.
19368 * config/ia64/lib1funcs.asm: Likewise.
19369 * config/ia64/linux-unwind.h: Likewise.
19370 * config/ia64/quadlib.c: Likewise.
19371 * config/ia64/unwind-ia64.c: Likewise.
19372 * config/linux.h: Likewise.
19373 * config/m32c/m32c-lib1.S: Likewise.
19374 * config/m32c/m32c-lib2-trapv.c: Likewise.
19375 * config/m32c/m32c-lib2.c: Likewise.
19376 * config/m32r/initfini.c: Likewise.
19377 * config/m68hc11/larith.asm: Likewise.
19378 * config/m68hc11/m68hc11-crt0.S: Likewise.
19379 * config/m68k/cf.md: Likewise.
19380 * config/m68k/crti.s: Likewise.
19381 * config/m68k/crtn.s: Likewise.
19382 * config/m68k/lb1sf68.asm: Likewise.
19383 * config/m68k/linux-unwind.h: Likewise.
19384 * config/mcore/crti.asm: Likewise.
19385 * config/mcore/crtn.asm: Likewise.
19386 * config/mcore/lib1.asm: Likewise.
19387 * config/mips/linux-unwind.h: Likewise.
19388 * config/mips/loongson.h: Likewise.
19389 * config/mips/mips16.S: Likewise.
19390 * config/mmix/crti.asm: Likewise.
19391 * config/mmix/crtn.asm: Likewise.
19392 * config/pa/fptr.c: Likewise.
19393 * config/pa/hpux-unwind.h: Likewise.
19394 * config/pa/lib2funcs.asm: Likewise.
19395 * config/pa/linux-atomic.c: Likewise.
19396 * config/pa/linux-unwind.h: Likewise.
19397 * config/pa/milli64.S: Likewise.
19398 * config/pa/quadlib.c: Likewise.
19399 * config/pa/stublib.c: Likewise.
19400 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19401 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19402 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19403 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19404 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19405 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19406 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19407 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19408 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19409 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19410 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19411 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19412 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19413 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19414 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19415 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19416 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19417 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19418 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19419 * config/rs6000/750cl.h: Likewise.
19420 * config/rs6000/altivec.h: Likewise.
19421 * config/rs6000/biarch64.h: Likewise.
19422 * config/rs6000/crtresfpr.asm: Likewise.
19423 * config/rs6000/crtresgpr.asm: Likewise.
19424 * config/rs6000/crtresxfpr.asm: Likewise.
19425 * config/rs6000/crtresxgpr.asm: Likewise.
19426 * config/rs6000/crtsavfpr.asm: Likewise.
19427 * config/rs6000/crtsavgpr.asm: Likewise.
19428 * config/rs6000/darwin-asm.h: Likewise.
19429 * config/rs6000/darwin-fallback.c: Likewise.
19430 * config/rs6000/darwin-fpsave.asm: Likewise.
19431 * config/rs6000/darwin-ldouble.c: Likewise.
19432 * config/rs6000/darwin-tramp.asm: Likewise.
19433 * config/rs6000/darwin-unwind.h: Likewise.
19434 * config/rs6000/darwin-vecsave.asm: Likewise.
19435 * config/rs6000/darwin-world.asm: Likewise.
19436 * config/rs6000/e500crtres32gpr.asm: Likewise.
19437 * config/rs6000/e500crtres64gpr.asm: Likewise.
19438 * config/rs6000/e500crtres64gprctr.asm: Likewise.
19439 * config/rs6000/e500crtrest32gpr.asm: Likewise.
19440 * config/rs6000/e500crtrest64gpr.asm: Likewise.
19441 * config/rs6000/e500crtresx32gpr.asm: Likewise.
19442 * config/rs6000/e500crtresx64gpr.asm: Likewise.
19443 * config/rs6000/e500crtsav32gpr.asm: Likewise.
19444 * config/rs6000/e500crtsav64gpr.asm: Likewise.
19445 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
19446 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
19447 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
19448 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
19449 * config/rs6000/eabi-ci.asm: Likewise.
19450 * config/rs6000/eabi-cn.asm: Likewise.
19451 * config/rs6000/eabi.asm: Likewise.
19452 * config/rs6000/linux-unwind.h: Likewise.
19453 * config/rs6000/linux64.h: Likewise.
19454 * config/rs6000/paired.h: Likewise.
19455 * config/rs6000/paired.md: Likewise.
19456 * config/rs6000/ppc64-fp.c: Likewise.
19457 * config/rs6000/ppu_intrinsics.h: Likewise.
19458 * config/rs6000/rs6000.h: Likewise.
19459 * config/rs6000/si2vmx.h: Likewise.
19460 * config/rs6000/sol-ci.asm: Likewise.
19461 * config/rs6000/sol-cn.asm: Likewise.
19462 * config/rs6000/spe.h: Likewise.
19463 * config/rs6000/spu2vmx.h: Likewise.
19464 * config/rs6000/sysv4.h: Likewise.
19465 * config/rs6000/tramp.asm: Likewise.
19466 * config/rs6000/vec_types.h: Likewise.
19467 * config/s390/linux-unwind.h: Likewise.
19468 * config/s390/tpf-unwind.h: Likewise.
19469 * config/score/crti.asm: Likewise.
19470 * config/score/crtn.asm: Likewise.
19471 * config/sh/crt1.asm: Likewise.
19472 * config/sh/crti.asm: Likewise.
19473 * config/sh/crtn.asm: Likewise.
19474 * config/sh/divtab-sh4-300.c: Likewise.
19475 * config/sh/divtab-sh4.c: Likewise.
19476 * config/sh/divtab.c: Likewise.
19477 * config/sh/lib1funcs-4-300.asm: Likewise.
19478 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
19479 * config/sh/lib1funcs.asm: Likewise.
19480 * config/sh/lib1funcs.h: Likewise.
19481 * config/sh/linux-atomic.asm: Likewise.
19482 * config/sh/linux-unwind.h: Likewise.
19483 * config/sh/shmedia.h: Likewise.
19484 * config/sh/sshmedia.h: Likewise.
19485 * config/sh/ushmedia.h: Likewise.
19486 * config/sparc/crtfastmath.c: Likewise.
19487 * config/sparc/linux-unwind.h: Likewise.
19488 * config/sparc/sol2-c1.asm: Likewise.
19489 * config/sparc/sol2-ci.asm: Likewise.
19490 * config/sparc/sol2-cn.asm: Likewise.
19491 * config/spu/divmodti4.c: Likewise.
19492 * config/spu/divv2df3.c: Likewise.
19493 * config/spu/float_disf.c: Likewise.
19494 * config/spu/float_unsdidf.c: Likewise.
19495 * config/spu/float_unsdisf.c: Likewise.
19496 * config/spu/float_unssidf.c: Likewise.
19497 * config/spu/mfc_multi_tag_release.c: Likewise.
19498 * config/spu/mfc_multi_tag_reserve.c: Likewise.
19499 * config/spu/mfc_tag_release.c: Likewise.
19500 * config/spu/mfc_tag_reserve.c: Likewise.
19501 * config/spu/mfc_tag_table.c: Likewise.
19502 * config/spu/multi3.c: Likewise.
19503 * config/spu/spu_internals.h: Likewise.
19504 * config/spu/spu_intrinsics.h: Likewise.
19505 * config/spu/spu_mfcio.h: Likewise.
19506 * config/spu/vec_types.h: Likewise.
19507 * config/spu/vmx2spu.h: Likewise.
19508 * config/stormy16/stormy16-lib2.c: Likewise.
19509 * config/svr4.h: Likewise.
19510 * config/sync.c: Likewise.
19511 * config/v850/lib1funcs.asm: Likewise.
19512 * config/vxlib-tls.c: Likewise.
19513 * config/vxlib.c: Likewise.
19514 * config/vxworks-dummy.h: Likewise.
19515 * config/xtensa/crti.asm: Likewise.
19516 * config/xtensa/crtn.asm: Likewise.
19517 * config/xtensa/ieee754-df.S: Likewise.
19518 * config/xtensa/ieee754-sf.S: Likewise.
19519 * config/xtensa/lib1funcs.asm: Likewise.
19520 * config/xtensa/lib2funcs.S: Likewise.
19521 * config/xtensa/linux-unwind.h: Likewise.
19522 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19523 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
19524 * coretypes.h: Likewise.
19525 * crtstuff.c: Likewise.
19526 * defaults.h: Likewise.
19527 * dwarf2.h: Likewise.
19528 * emutls.c: Likewise.
19529 * gbl-ctors.h: Likewise.
19530 * gcov-io.h: Likewise.
19531 * ginclude/float.h: Likewise.
19532 * ginclude/iso646.h: Likewise.
19533 * ginclude/stdarg.h: Likewise.
19534 * ginclude/stdbool.h: Likewise.
19535 * ginclude/stddef.h: Likewise.
19536 * ginclude/stdfix.h: Likewise.
19537 * ginclude/stdint-gcc.h: Likewise.
19538 * ginclude/tgmath.h: Likewise.
19539 * gthr-aix.h: Likewise.
19540 * gthr-dce.h: Likewise.
19541 * gthr-gnat.c: Likewise.
19542 * gthr-gnat.h: Likewise.
19543 * gthr-lynx.h: Likewise.
19544 * gthr-mipssde.h: Likewise.
19545 * gthr-nks.h: Likewise.
19546 * gthr-posix.c: Likewise.
19547 * gthr-posix.h: Likewise.
19548 * gthr-posix95.h: Likewise.
19549 * gthr-rtems.h: Likewise.
19550 * gthr-single.h: Likewise.
19551 * gthr-solaris.h: Likewise.
19552 * gthr-tpf.h: Likewise.
19553 * gthr-vxworks.h: Likewise.
19554 * gthr-win32.h: Likewise.
19555 * gthr.h: Likewise.
19556 * libgcc2.c: Likewise.
19557 * libgcc2.h: Likewise.
19558 * libgcov.c: Likewise.
19559 * tsystem.h: Likewise.
19560 * typeclass.h: Likewise.
19561 * unwind-c.c: Likewise.
19562 * unwind-compat.h: Likewise.
19563 * unwind-dw2-fde-compat.c: Likewise.
19564 * unwind-dw2-fde-darwin.c: Likewise.
19565 * unwind-dw2-fde-glibc.c: Likewise.
19566 * unwind-dw2-fde.c: Likewise.
19567 * unwind-dw2-fde.h: Likewise.
19568 * unwind-dw2.c: Likewise.
19569 * unwind-dw2.h: Likewise.
19570 * unwind-generic.h: Likewise.
19571 * unwind-pe.h: Likewise.
19572 * unwind-sjlj.c: Likewise.
19573 * unwind.inc: Likewise.
19574 * config/arm/neon-gen.ml: Change generated copyright header to
19575 refer to version 3 of the GNU General Public License with
19576 version 3.1 of the GCC Runtime Library Exception and to point
19577 readers at the COPYING3 and COPYING3.RUNTIME files and the
19578 FSF's license web page.
19579 * config/arm/arm_neon.h: Regenerate.
19581 2009-04-09 Jakub Jelinek <jakub@redhat.com>
19583 * config/cris/cris.md: Change copyright header to refer to version
19584 3 of the GNU General Public License.
19585 * doc/install.texi2html: Change copyright header to refer to version
19586 3 of the GNU General Public License and to point readers at the
19587 COPYING3 file and the FSF's license web page.
19588 * config/vax/linux.h: Likewise.
19590 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19592 * config/i386/i386.md (cmpcc): New.
19593 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
19594 (sync_compare_and_swap_cc*): Delete.
19596 * config/s390/s390.c (s390_compare_emitted): Remove.
19597 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
19598 s390_compare_emitted used to be handled. Assert that modes match.
19599 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
19600 refer to sync_compare_and_swap_ccsi.
19601 * config/s390/s390.h (s390_compare_emitted): Remove.
19602 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
19603 instead of s390_compare_emitted.
19604 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
19605 instead of s390_compare_emitted.
19606 * config/s390/s390.md (cmpcc): New.
19607 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
19608 CC_REGNUM, do not pretend it's set.
19609 (sync_compare_and_swap_cc*): Delete.
19610 * config/s390/predicates.md (cc_reg_operand): New.
19612 * expr.c (sync_compare_and_swap_cc): Delete.
19613 * optabs.h (sync_compare_and_swap_cc): Delete.
19614 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
19615 is being used with can_compare_p.
19616 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
19617 (find_cc_set): New.
19618 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
19619 look for a MODE_CC set instead. Use emit_store_flag.
19620 (expand_compare_and_swap_loop): Likewise, with some additional
19621 complication to avoid a force_reg when useless. Use
19622 emit_cmp_and_jump_insns.
19623 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
19624 * doc/md.texi (sync_compare_and_swap_cc): Merge with
19625 sync_compare_and_swap documentation.
19627 2009-04-09 Jan Hubicka <jh@suse.cz>
19629 * except.c (find_prev_try): Break out from ....
19630 (duplicate_eh_regions): ... here; properly update prev_try pointers
19631 when duplication part of tree.
19632 (dump_eh_tree): Improve dumping.
19633 (verify_eh_region): New.
19634 (verify_eh_tree): Use it.
19636 2009-04-06 Richard Guenther <rguenther@suse.de>
19638 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
19639 &ARRAY addresses by adjusting their types and prepending
19641 * tree-cfg.c (verify_gimple_assign_single): Verify that
19642 addresses are correct.
19644 2009-04-09 Richard Guenther <rguenther@suse.de>
19646 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
19647 indices into an array reference if possible.
19648 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19649 Fold POINTER_PLUS_EXPR statements with invariant address.
19651 2009-04-09 Alan Modra <amodra@bigpond.net.au>
19654 * config.gcc (powerpc64-*-linux*): Always build biarch.
19656 2009-04-09 Joseph Myers <joseph@codesourcery.com>
19659 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
19660 it and pedwarn if this results in an INTEGER_CST.
19662 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19664 * doc/install.texi: Update minimum GMP version. Remove obsolete
19665 text in MPFR section.
19667 2009-04-08 Jakub Jelinek <jakub@redhat.com>
19669 * dwarf2out.c (class_scope_p): New static inline.
19670 (class_or_namespace_scope_p): Use it.
19671 (gen_variable_die): Use DW_TAG_member tag for static data member
19672 declarations instead of DW_TAG_variable.
19674 PR middle-end/39573
19675 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
19678 2009-04-08 Richard Guenther <rguenther@suse.de>
19680 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
19681 valueize random data.
19683 2009-04-08 David Edelsohn <edelsohn@gnu.org>
19685 * config.gcc (aix tm_file): Add aix-stdint.h.
19686 (aix tm clause use_gcc_stdint): Set to wrap.
19687 * config/rs6000/aix-stdint.h: New file.
19689 2009-04-08 Richard Guenther <rguenther@suse.de>
19691 PR middle-end/36291
19692 * tree-dfa.c (add_referenced_var): Do not recurse into
19693 global initializers.
19694 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
19696 (fold_const_aggregate_ref): Likewise.
19698 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19700 * recog.c (ordered_comparison_operator): New.
19701 * gensupport.c (std_preds): Add it.
19702 * doc/md.texi (Machine-Independent Predicates): Document it.
19704 2009-04-08 Jan Hubicka <jh@suse.cz>
19706 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
19707 * function.h (rtl_eh): Remove exception_handler_label_map.
19708 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
19709 remove_exception_handler_label, for_each_eh_label_1): Remove.
19710 (rtl_remove_unreachable_regions): Remove.
19711 (convert_from_eh_region_ranges): Do not remove unreachable regions.
19712 (find_exception_handler_labels): Don't build the hashtable.
19713 (maybe_remove_eh_handler): Remove.
19714 (for_each_eh_label): Rewrite to walk the tree.
19715 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
19716 * except.h (maybe_remove_eh_handler): Remove.
19717 * passes.c (init_optimization_passes): Schedule second EH cleanup
19719 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
19720 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
19722 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19724 * genoutput.c (validate_optab_operands): New.
19725 (gen_insn, gen_expand): Call it.
19727 * genflags.c (gen_insn): Detect misused iterators.
19728 (main): Pass line_no to gen_insn, exit with status 1 on error.
19730 * genextract.c (line_no): Make global.
19731 (VEC_safe_set_locstr): Change assertion to error message.
19732 (main): Exit with status 1 on error.
19734 2009-04-08 Joseph Myers <joseph@codesourcery.com>
19738 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
19739 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
19740 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
19741 * c-convert.c (convert): Do not call fold on results of conversion
19742 functions when the result is a C_MAYBE_CONST_EXPR.
19743 * c-parser.c (c_parser_postfix_expression): Do not fold condition
19744 of __builtin_choose_expr.
19745 * c-typeck.c (remove_c_maybe_const_expr): New.
19746 (build_unary_op, build_conditional_expr, build_compound_expr,
19747 build_binary_op, c_objc_common_truthvalue_conversion): Call
19748 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
19751 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
19753 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
19754 CODE to produce a new one. Add a prototype to use fold_convert_const
19756 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
19759 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
19760 mix declarations and code.
19762 2009-04-08 Ben Elliston <bje@au.ibm.com>
19764 * gcc.c: Replace `CC' with `GCC' throughout.
19766 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
19768 * doc/invoke.texi: Document Atom support.
19770 2009-04-07 Jason Merrill <jason@redhat.com>
19773 * c-common.h, c-common.c: Add flag_pretty_templates.
19774 * c-opts.c (c_common_handle_option): Set it.
19775 * c.opt: Add -fno-pretty-templates.
19776 * doc/invoke.texi (C++ Dialect Options): Likewise.
19778 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
19780 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
19781 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
19782 (ia64_expand_builtin): Likewise.
19784 2009-04-07 Martin Jambor <mjambor@suse.cz>
19786 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
19787 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
19788 ADDR_EXPRS are include too.
19790 2009-04-07 Richard Guenther <rguenther@suse.de>
19792 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
19793 decls are only used if passes as parameters or if they are
19794 local statics and the call is not to a builtin.
19795 (call_may_clobber_ref_p_1): Likewise.
19797 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19799 * expr.c (do_store_flag): Remove last argument. Simplify code
19800 to avoid duplication of tests already done by can_compare_p.
19801 (expand_expr_real_1): Adjust caller.
19803 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19805 * optabs.c (can_compare_p): Test the predicate of a
19806 cbranch and cstore pattern.
19808 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19810 * expr.c (convert_move): Use emit_store_flag instead of
19813 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19815 * config/i386/i386.c (ix86_compare_emitted): Remove.
19816 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
19817 ix86_compare_op0 like ix86_compare_emitted used to be handled.
19818 * config/i386/i386.h (ix86_compare_emitted): Remove.
19819 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
19820 instead of ix86_compare_emitted.
19821 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
19823 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
19825 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
19826 Add t-sysroot-suffix to tmake_file.
19827 * config/print-sysroot-suffix.sh: New file.
19828 * config/t-sysroot-suffix: New file.
19830 2009-04-07 Ben Elliston <bje@au.ibm.com>
19832 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
19833 as the latter produces a warning when the target does not support
19836 2009-04-07 Ben Elliston <bje@au.ibm.com>
19838 * dfp.c: Replace type punning assignments with memcpy throughout.
19839 * Makefile.in (dfp.o-warn): Remove.
19841 2009-04-07 Alan Modra <amodra@bigpond.net.au>
19844 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
19845 Include soft-fp/t-softfp after rs6000/t-linux64.
19847 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
19849 * stor-layout.c (set_sizetype): Use the full precision of their
19850 machine mode for bitsize types.
19852 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
19854 * config/i386/i386.md: Revert 2 accidental checkins.
19856 2009-04-06 Joey Ye <joey.ye@intel.com>
19857 Xuepeng Guo <xuepeng.guo@intel.com>
19858 H.J. Lu <hongjiu.lu@intel.com>
19860 Atom pipeline model, tuning and insn selection.
19861 * config.gcc (atom): Add atom config options and target.
19863 * config/i386/atom.md: New.
19865 * config/i386/i386.c (atom_cost): New cost.
19866 (m_ATOM): New macro flag.
19867 (initial_ix86_tune_features): Set m_ATOM.
19868 (x86_accumulate_outgoing_args): Likewise.
19869 (x86_arch_always_fancy_math_387): Likewise.
19870 (processor_target): Add Atom cost.
19871 (cpu_names): Add Atom cpu name.
19872 (override_options): Set Atom ISA.
19873 (ix86_issue_rate): New case PROCESSOR_ATOM.
19874 (ix86_adjust_cost): Likewise.
19876 * config/i386/i386.h (TARGET_ATOM): New target macro.
19877 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
19878 (TARGET_OPT_AGU): New target option.
19879 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
19880 (processor_type): Add PROCESSOR_ATOM.
19882 * config/i386/i386.md (cpu): Add new value "atom".
19883 (use_carry, movu): New attr.
19884 (atom.md): Include atom.md.
19885 (adddi3_carry_rex64): Set attr "use_carry".
19886 (addqi3_carry): Likewise.
19887 (addhi3_carry): Likewise.
19888 (addsi3_carry): Likewise.
19889 (*addsi3_carry_zext): Likewise.
19890 (subdi3_carry_rex64): Likewise.
19891 (subqi3_carry): Likewise.
19892 (subhi3_carry): Likewise.
19893 (subsi3_carry): Likewise.
19894 (x86_movdicc_0_m1_rex64): Likewise.
19895 (*x86_movdicc_0_m1_se): Likewise.
19896 (x86_movsicc_0_m1): Likewise.
19897 (*x86_movsicc_0_m1_se): Likewise.
19898 (*adddi_1_rex64): Emit add insn as much as possible.
19899 (*addsi_1): Likewise.
19900 (return_internal): Set atom_unit.
19901 (return_internal_long): Likewise.
19902 (return_pop_internal): Likewise.
19903 (*rcpsf2_sse): Set atom_sse_attr attr.
19904 (*qrt<mode>2_sse): Likewise.
19905 (*prefetch_sse): Likewise.
19907 * config/i386/i386-c.c (ix86_target_macros_internal): New case
19909 (ix86_target_macros_internal): Likewise.
19911 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
19912 (*prefetch_sse_rex): Likewise.
19913 (sse_rcpv4sf2): Likewise.
19914 (sse_vmrcpv4sf2): Likewise.
19915 (sse_sqrtv4sf2): Likewise.
19916 (<sse>_vmsqrt<mode>2): Likewise.
19917 (sse_ldmxcsr): Likewise.
19918 (sse_stmxcsr): Likewise.
19919 (*sse_sfence): Likewise.
19920 (sse2_clflush): Likewise.
19921 (*sse2_mfence): Likewise.
19922 (*sse2_lfence): Likewise.
19923 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
19924 (<sse>_movup<ssemodesuffixf2c>): Likewise.
19925 (avx_movdqu<avxmodesuffix>): Likewise.
19926 (avx_lddqu<avxmodesuffix>): Likewise.
19927 (sse2_movntv2di): Change attr "type" to "ssemov".
19928 (sse2_movntsi): Likewise.
19929 (rsqrtv8sf2): Change attr "type" to "sseadd".
19930 (sse3_addsubv2df3): Set attr "atom_unit".
19931 (sse3_h<plusminus_insn>v4sf3): Likewise.
19932 (*sse2_pmaddwd): Likewise.
19933 (*vec_extractv2di_1_rex64): Likewise.
19934 (*vec_extractv2di_1_avx): Likewise.
19935 (sse2_psadbw): Likewise.
19936 (ssse3_phaddwv8hi3): Likewise.
19937 (ssse3_phaddwv4hi3): Likewise.
19938 (ssse3_phadddv4si3): Likewise.
19939 (ssse3_phadddv2si3): Likewise.
19940 (ssse3_phaddswv8hi3): Likewise.
19941 (ssse3_phaddswv4hi3): Likewise.
19942 (ssse3_phsubwv8hi3): Likewise.
19943 (ssse3_phsubwv4hi3): Likewise.
19944 (ssse3_phsubdv4si3): Likewise.
19945 (ssse3_phsubdv2si3): Likewise.
19946 (ssse3_phsubswv8hi3): Likewise.
19947 (ssse3_phsubswv4hi3): Likewise.
19948 (ssse3_pmaddubsw128): Likewise.
19949 (sse3_pmaddubsw: Likewise.
19950 (ssse3_palignrti): Likewise.
19951 (ssse3_palignrdi): Likewise.
19953 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
19955 * doc/install.texi (Specific): Fix two cross-references to MinGW.
19957 2009-04-06 Richard Guenther <rguenther@suse.de>
19959 PR tree-optimization/28868
19960 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
19961 of which PHI results we inserted.
19962 (insert_into_preds_of_block): Record inserted PHIs.
19963 (eliminate): Eliminate redundant PHI nodes.
19964 (init_pre): Init inserted_phi_names.
19966 2009-04-06 Richard Guenther <rguenther@suse.de>
19968 PR tree-optimization/39643
19969 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
19970 IMAGPART_EXPRs of complex constants.
19971 (execute_fold_all_builtins): If we folded a call queue
19972 TODO_update_address_taken.
19974 2009-04-06 Jan Hubicka <jh@suse.cz>
19976 PR middle-end/39659
19977 * except.c (remove_unreachable_regions): Propagate may_contain_throw
19980 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
19982 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
19984 (ic_invalidate_array): Likewise.
19986 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
19988 * calls.c (emit_library_call_value_1): Fix a problem with parameter
19989 alignment for library calls.
19991 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
19993 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
19994 (mingw32 tm clause use_gcc_stdint): Set to wrap.
19995 * config/i386/mingw-stdint.h: New file.
19997 2009-04-05 Richard Guenther <rguenther@suse.de>
19999 PR tree-optimization/39648
20000 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20001 our &A vs. &A[0] IL deficiencies.
20003 2009-04-04 Jan Hubicka <jh@suse.cz>
20005 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20006 removed toplevel regions.
20007 (sjlj_mark_call_sites): Likewise.
20009 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20011 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20012 (cygwin tm clause use_gcc_stdint): Set to wrap.
20013 * config/i386/cygwin-stdint.h: New file.
20015 2009-04-04 Richard Guenther <rguenther@suse.de>
20017 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20018 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20019 single-argument PHIs if we are in loop-closed SSA form.
20020 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20021 for the pre-condition.
20022 (slpeel_tree_peel_loop_to_edge): Likewise.
20023 (vect_build_loop_niters): Take an optional sequence to append stmts.
20024 (vect_generate_tmps_on_preheader): Likewise.
20025 (vect_do_peeling_for_loop_bound): Take extra guards for the
20027 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20028 the cost model check.
20029 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20030 guards if we are going to peel. Do not apply versioning in that case.
20031 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20032 (vect_do_peeling_for_loop_bound): Likewise.
20033 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20034 loop bound only record extra pre-conditions, do not apply loop
20037 2009-04-04 Richard Guenther <rguenther@suse.de>
20039 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20042 2009-04-04 Jan Hubicka <jh@suse.cz>
20044 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20045 last_basic_block for size of bb->index indexed array.
20046 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20047 compute_out, link_btr_uses, build_btr_def_use_webs,
20048 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20050 2009-04-04 Jan Hubicka <jh@suse.cz>
20052 * except.c (remove_eh_handler_and_replace): Break out from ...
20053 (remove_eh_handler): ... here.
20054 (bring_to_root): New function.
20055 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20056 handled ones, bring others to root of tree.
20058 2009-04-04 Jan Hubicka <jh@suse.cz>
20060 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20061 (all_phis_safe_to_merge): New function.
20062 (update_info): New structure.
20063 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20064 (cleanup_empty_eh): Update SSA if possible.
20066 2009-04-04 Richard Guenther <rguenther@suse.de>
20068 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20069 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20070 (append_vuse): Likewise.
20072 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20074 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20075 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20076 instead of REG_UNSAVED for DW_CFA_undefined.
20077 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20078 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20081 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20084 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20085 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20086 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20088 2009-04-04 Richard Guenther <rguenther@suse.de>
20090 PR tree-optimization/8781
20091 PR tree-optimization/37892
20092 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20093 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20094 (valueize_refs): Call it for *& valueizations.
20095 (shared_reference_ops_from_ref): Rename to ...
20096 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20097 (shared_reference_ops_from_call): Rename to ...
20098 (valueize_shared_reference_ops_from_call): ... this and valueize.
20099 (vn_reference_lookup): Update.
20100 (visit_reference_op_call): Likewise.
20101 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20102 (eliminate): Value-replace the call address in call statements.
20104 2009-04-04 Richard Guenther <rguenther@suse.de>
20106 PR tree-optimization/39636
20107 * tree-ssa-forwprop.c
20108 (forward_propagate_addr_into_variable_array_index): Check for
20109 GIMPLE_ASSIGN before accessing the rhs code.
20111 2009-04-03 Jason Merrill <jason@redhat.com>
20113 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20115 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20117 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20118 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20119 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20120 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20121 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20122 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20123 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20124 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20125 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20126 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20127 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20128 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20129 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20130 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20131 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20132 Use fr_reg_or_fp01_operand instead of fr_register_operand
20134 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20135 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20136 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20138 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20140 PR rtl-optimization/39607
20141 PR rtl-optimization/39631
20145 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20146 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20147 instead of DF_LR_OUT.
20148 * ira-lives.c (process_bb_node_lives): Ditto.
20149 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20150 instead of DF_LR_{OUT,IN}.
20151 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20152 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20154 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20156 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20157 (execute_lower_omp): Always run but take the short way out if -fopenmp
20159 (gate_lower_omp): Remove, forcing the pass manager to always run the
20160 pass and always set PROP_gimple_lomp.
20161 (pass_lower_omp): Remove gate function.
20162 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20163 PROP_trees. Instead, require it.
20164 * ipa-cp.c (pass_ipa_cp): Likewise.
20165 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20166 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20167 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20168 and PROP_gimple_leh.
20170 2009-04-03 Richard Guenther <rguenther@suse.de>
20172 PR middle-end/13146
20173 PR tree-optimization/23940
20174 PR tree-optimization/33237
20175 PR middle-end/33974
20176 PR middle-end/34093
20177 PR tree-optimization/36201
20178 PR tree-optimization/36230
20179 PR tree-optimization/38049
20180 PR tree-optimization/38207
20181 PR tree-optimization/38230
20182 PR tree-optimization/38301
20183 PR tree-optimization/38585
20184 PR middle-end/38895
20185 PR tree-optimization/38985
20186 PR tree-optimization/39299
20187 * tree-ssa-structalias.h: Remove.
20188 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20189 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20190 (struct vuse_element_d): Remove.
20191 (struct vuse_vec_d): Likewise.
20192 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20193 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20194 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20195 VUSE_ELEMENT_VAR): Likewise.
20196 (struct voptype_d): Likewise.
20197 (NUM_VOP_FREE_BUCKETS): Likewise.
20198 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20199 (struct stmt_operands_d): Remove.
20200 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20201 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20202 VDEF_NUM, VDEF_VECT): Likewise.
20203 (copy_virtual_operands): Remove.
20204 (operand_build_cmp): Likewise.
20205 (create_ssa_artificial_load_stmt): Likewise.
20206 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20207 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20208 vuse_index and mayuse_index members. Pack and move done and iter_type
20209 members to the front.
20210 (SSA_OP_VMAYUSE): Remove.
20211 (SSA_OP_VIRTUAL_USES): Adjust.
20212 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20213 (unlink_stmt_vdef): Declare.
20214 (add_to_addressable_set): Remove.
20215 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20216 (vrp_visit_stmt): Likewise.
20217 * doc/tree-ssa.texi (Alias analysis): Update.
20218 * doc/invoke.texi (max-aliased-vops): Remove docs.
20219 (avg-aliased-vops): Likewise.
20220 * tree-into-ssa.c (syms_to_rename): Remove.
20221 (need_to_update_vops_p): Likewise.
20222 (need_to_initialize_update_ssa_p): Rename to ...
20223 (update_ssa_initialized_fn): ... this. Track function we are
20225 (symbol_marked_for_renaming): Simplify.
20226 (add_new_name_mapping): Do not set need_to_update_vops_p.
20227 (dump_currdefs): Use SYMS_TO_RENAME.
20228 (rewrite_update_stmt): Always walk all uses/defs.
20229 (dump_update_ssa): Adjust.
20230 (init_update_ssa): Take function argument. Track what we are
20232 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20233 (create_new_def_for): Initialize for cfun, assert we are initialized
20235 (mark_sym_for_renaming): Simplify.
20236 (mark_set_for_renaming): Do not initialize update-ssa.
20237 (need_ssa_update_p): Simplify. Take function argument.
20238 (name_mappings_registered_p): Assert we ask for the correct function.
20239 (name_registered_for_update_p): Likewise.
20240 (ssa_names_to_replace): Likewise.
20241 (release_ssa_name_after_update_ssa): Likewise.
20242 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20243 (dump_decl_set): Do not print a newline.
20244 (debug_decl_set): Do it here.
20245 (dump_update_ssa): And here.
20246 * tree-ssa-loop-im.c (move_computations): Adjust.
20247 (movement_possibility): Likewise.
20248 (determine_max_movement): Likewise.
20249 (gather_mem_refs_stmt): Likewise.
20250 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20251 or NAME_MEMORY_TAG.
20252 * tree-complex.c (update_all_vops): Remove.
20253 (expand_complex_move): Adjust.
20254 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20255 Simplify test for memory referencing statement. Exclude
20256 non-invariant ADDR_EXPRs.
20257 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20258 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20259 (rdg_flag_uses): Likewise.
20260 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20262 (tree_optimize_tail_calls_1): Also split the
20263 edge from the entry block if we have degenerate PHI nodes in
20264 the first basic block.
20265 * tree.c (init_ttree): Remove memory-tag related code.
20266 (tree_code_size): Likewise.
20267 (tree_node_structure): Likewise.
20268 (build7_stat): Re-write to be build6_stat.
20269 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20270 (SSA_VAR_P): Adjust.
20271 (struct tree_memory_tag): Remove.
20272 (struct tree_memory_partition_tag): Likewise.
20273 (union tree_node): Adjust.
20274 (build7): Re-write to be build6.
20275 * tree-pass.h (pass_reset_cc_flags): Remove.
20276 (TODO_update_address_taken): New flag.
20277 (pass_simple_dse): Remove.
20278 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20279 * params.h (MAX_ALIASED_VOPS): Remove.
20280 (AVG_ALIASED_VOPS): Likewise.
20281 * omp-low.c (expand_omp_taskreg): Update SSA form.
20282 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20283 aliases the lhs in a copy stmt.
20284 * tree-ssa-dse.c (struct address_walk_data): Remove.
20285 (memory_ssa_name_same): Likewise.
20286 (memory_address_same): Likewise.
20287 (get_kill_of_stmt_lhs): Likewise.
20288 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20289 unused stores. Look through PHI nodes into post-dominated regions.
20290 (dse_optimize_stmt): Simplify. Properly remove stores.
20291 (tree_ssa_dse): Compute dominators.
20292 (execute_simple_dse): Remove.
20293 (pass_simple_dse): Likewise.
20294 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20295 gimple_loaded_syms and gimple_stored_syms computation.
20296 * toplev.c (dump_memory_report): Dump alias and pta stats.
20297 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20298 (vn_reference_eq): Likewise.
20299 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20300 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20301 valueize_vuses): Remove.
20302 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20303 (get_def_ref_stmt_vuse): ... this.
20304 (vn_reference_lookup_2): New function.
20305 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20306 walking equivalent vuses. Simplify.
20307 (vn_reference_lookup): Likewise.
20308 (vn_reference_insert): Likewise.
20309 (vn_reference_insert_pieces): Likewise.
20310 (visit_reference_op_call): Simplify.
20311 (visit_reference_op_load): Likewise.
20312 (visit_reference_op_store): Likewise.
20313 (init_scc_vn): Remove shared_lookup_vuses initialization.
20314 (free_scc_vn): Remove shared_lookup_vuses freeing.
20315 (sort_vuses, sort_vuses_heap): Remove.
20316 (get_ref_from_reference_ops): Export.
20317 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20318 vector with single vuse pointer.
20319 (vn_reference_lookup_pieces, vn_reference_lookup,
20320 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20321 (shared_vuses_from_stmt): Remove.
20322 (get_ref_from_reference_ops): Declare.
20323 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20324 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20325 memory-tag related code.
20326 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20327 (likely_value): Add comment, skip static-chain of call statements.
20328 (surely_varying_stmt_p): Adjust.
20329 (gimplify_and_update_call_from_tree): Likewise.
20330 (execute_fold_all_builtins): Do not rebuild alias info.
20331 (gimplify_and_update_call_from_tree): Properly update VOPs.
20332 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20333 (copy_ref_info): Remove memory-tag related code.
20334 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20335 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20336 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20338 * tree-ssa-dom.c (gimple_p): Remove typedef.
20339 (eliminate_redundant_computations): Adjust.
20340 (record_equivalences_from_stmt): Likewise.
20341 (avail_expr_hash): Likewise.
20342 (avail_expr_eq): Likewise.
20343 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20344 (stmt_makes_single_load): Likewise.
20345 (stmt_makes_single_store): Likewise.
20346 * tree-ssa-alias.c: Rewrite completely.
20347 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20348 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20349 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20350 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20351 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20352 Remove public functions.
20353 (pass_reset_cc_flags): Remove.
20354 (pass_build_alias): Move ...
20355 * tree-ssa-structalias.c (pass_build_alias): ... here.
20356 * tree-ssa-alias.c (may_be_aliased): Move ...
20357 * tree-flow-inline.h (may_be_aliased): ... here.
20358 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20359 count_uses_and_derefs): Move ...
20360 * gimple.c: ... here.
20361 * gimple.h (count_uses_and_derefs): Declare.
20362 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20363 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20364 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20365 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20366 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20367 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20368 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20370 * tree-dfa.c (refs_may_alias_p): Move ...
20371 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20372 * tree-ssa-alias.h: New file.
20373 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20374 (statement_sink_location): Likewise.
20375 * opts.c (decode_options): Do not adjust max-aliased-vops or
20376 avg-aliased-vops values.
20377 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20378 (TV_CALL_CLOBBER): Likewise.
20379 (TV_FLOW_SENSITIVE): Likewise.
20380 (TV_FLOW_INSENSITIVE): Likewise.
20381 (TV_MEMORY_PARTITIONING): Likewise.
20382 (TV_ALIAS_STMT_WALK): New timevar.
20383 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20384 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20385 (get_address_description): Remove memory-tag related code.
20386 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20387 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20388 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20389 and immediate uses in statements. Document.
20390 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20391 (dump_symbols): Remove.
20392 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20393 * alias.c (get_deref_alias_set): New function split out from ...
20394 (get_alias_set): ... here.
20395 * alias.h (get_deref_alias_set): Declare.
20396 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20397 type parameter. Remove restrict pointer handling. Create a
20398 ref-all pointer in case type-based alias sets do not conflict.
20399 (vect_analyze_data_refs): Remove SMT related code.
20400 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20401 (vectorizable_load): Likewise.
20402 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20403 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20404 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20405 Ignore vops and SMTs.
20406 (dr_analyze_alias): Likewise..
20407 (free_data_ref): Likewise.
20408 (create_data_ref): Likewise.
20409 (analyze_all_data_dependences): Likewise.
20410 (get_references_in_stmt): Adjust.
20411 * tree-flow-inline.h (gimple_aliases_computed_p,
20412 gimple_addressable_vars, gimple_call_clobbered_vars,
20413 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20414 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20415 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20416 gimple_mem_ref_stats): Remove.
20417 (gimple_vop): New function.
20418 (op_iter_next_use): Remove vuses and mayuses cases.
20419 (op_iter_next_def): Remove vdefs case.
20420 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
20421 (clear_and_done_ssa_iter): Do not set removed fields.
20422 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
20423 Assert we are not iterating over vuses or vdefs if not also
20424 iterating over uses or defs.
20425 (op_iter_init_use): Likewise.
20426 (op_iter_init_def): Likewise.
20427 (op_iter_next_vdef): Remove.
20428 (op_iter_next_mustdef): Likewise.
20429 (op_iter_init_vdef): Likewise.
20430 (compare_ssa_operands_equal): Likewise.
20431 (link_use_stmts_after): Handle vuse operand.
20432 (is_call_used): Use is_call_clobbered.
20433 (is_call_clobbered): Global variables are always call clobbered,
20434 query the call-clobbers bitmap.
20435 (mark_call_clobbered): Ignore global variables.
20436 (clear_call_clobbered): Likewise.
20437 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
20438 virtual operands sanity check.
20439 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
20441 (TARGET_MEM_REF): Remove TMR_TAG operand.
20442 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
20443 Remove call-clobber related code.
20444 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
20445 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
20446 partitions or escape reason.
20447 (get_single_def_stmt, get_single_def_stmt_from_phi,
20448 get_single_def_stmt_with_phi): Remove.
20449 (dump_referenced_vars): Tidy.
20450 (get_ref_base_and_extent): Allow bare decls.
20451 (collect_dfa_stats): Adjust.
20452 * graphite.c (rename_variables_in_stmt): Adjust.
20453 (graphite_copy_stmts_from_block): Likewise.
20454 (translate_clast): Likewise.
20455 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
20457 (translate_vuse_through_block): Use the oracle.
20458 (phi_translate_1): Adjust.
20459 (value_dies_in_block_x): Use the oracle. Cache the outcome
20461 (valid_in_sets): Check if the VUSE for
20462 a REFERENCE is available.
20463 (eliminate): Do not remove stmts during elimination,
20464 instead queue and remove them afterwards.
20465 (do_pre): Do not rebuild alias info.
20466 (pass_pre): Run TODO_rebuild_alias before PRE.
20467 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
20468 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
20469 (mark_all_v_defs_stmt): Remove.
20470 (mark_all_v_defs_seq): Adjust.
20471 (sra_replace): Likewise.
20472 (scalarize_use): Likewise.
20473 (scalarize_copy): Likewise.
20474 (scalarize_init): Likewise.
20475 (scalarize_ldst): Likewise.
20476 (todoflags): Remove.
20477 (tree_sra): Do not rebuild alias info.
20478 (tree_sra_early): Adjust.
20479 (pass_sra): Run TODO_update_address_taken before SRA.
20480 * tree-predcom.c (set_alias_info): Remove.
20481 (prepare_initializers_chain): Do not call it.
20482 (mark_virtual_ops_for_renaming): Adjust.
20483 (mark_virtual_ops_for_renaming_list): Remove.
20484 (initialize_root_vars): Adjust.
20485 (initialize_root_vars_lm): Likewise.
20486 (prepare_initializers_chain): Likewise.
20487 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
20488 (may_propagate_copy_into_stmt): Likewise.
20489 (merge_alias_info): Do nothing for now.
20490 (propagate_tree_value_into_stmt): Adjust.
20491 (stmt_may_generate_copy): Likewise.
20492 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
20493 not mark symbols for renaming.
20494 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
20495 with the same statement, make sure to update the new pointed-to one.
20496 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
20497 call statements, do not mark symbols for renaming.
20498 (mark_operand_necessary): Dump something.
20499 (ref_may_be_aliased): New function.
20500 (mark_aliased_reaching_defs_necessary_1): New helper function.
20501 (mark_aliased_reaching_defs_necessary): Likewise.
20502 (mark_all_reaching_defs_necessary_1): Likewise.
20503 (mark_all_reaching_defs_necessary): Likewise.
20504 (propagate_necessity): Do not process virtual PHIs. For
20505 non-aliased loads mark all reaching definitions as necessary.
20506 For aliased loads and stores mark the immediate dominating
20507 aliased clobbers as necessary.
20508 (visited): New global static.
20509 (perform_tree_ssa_dce): Free visited bitmap after propagating
20511 (remove_dead_phis): Perform simple dead virtual PHI removal.
20512 (remove_dead_stmt): Properly unlink virtual operands when
20514 (eliminate_unnecessary_stmts): Schedule PHI removal after
20516 * tree-ssa-ter.c (is_replaceable_p): Adjust.
20517 (process_replaceable): Likewise.
20518 (find_replaceable_in_bb): Likewise.
20519 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
20520 based on the single gimple vop.
20521 (verify_flow_insensitive_alias_info): Remove.
20522 (verify_flow_sensitive_alias_info): Likewise.
20523 (verify_call_clobbering): Likewise.
20524 (verify_memory_partitions): Likewise.
20525 (verify_alias_info): Likewise.
20526 (verify_ssa): Adjust..
20527 (execute_update_addresses_taken): Export. Update SSA
20528 manually. Optimize only when optimizing. Use a local bitmap.
20529 (pass_update_address_taken): Remove TODO_update_ssa, add
20531 (pass_update_address_taken): Just use TODO_update_address_taken.
20532 (init_tree_ssa): Do not initialize addressable_vars.
20533 (verify_ssa): Verify new VUSE / VDEF properties.
20534 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
20535 Do not call verify_alias_info.
20536 (delete_tree_ssa): Clear the VUSE, VDEF operands.
20537 Do not free the loaded and stored syms bitmaps. Reset the escaped
20538 and callused solutions. Do not free addressable_vars.
20539 Remove memory-tag related code.
20540 (warn_uninitialized_var): Aliases are always available.
20541 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
20542 * lambda-code.c (can_put_in_inner_loop): Adjust.
20543 (can_put_after_inner_loop): Likewise.
20544 (perfect_nestify): Likewise.
20545 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
20546 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
20547 (vectorizable_conversion): Do not mark symbols for renaming.
20548 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
20549 (expand_call_inline): Unlink the calls virtual operands before
20551 (tree_function_versioning): Do not call update_ssa if we are not
20552 updating clones. Simplify.
20553 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
20554 (propagate_with_phi): Likewise..
20555 * tree-outof-ssa.c (create_temp): Remove memory tag and call
20556 clobber code. Assert we are not aliased or global.
20557 * tree-flow.h: Include tree-ssa-alias.h
20558 (enum escape_type): Remove.
20559 (struct mem_sym_stats_d): Likewise.
20560 (struct mem_ref_stats_d): Likewise.
20561 (struct gimple_df): Add vop member. Remove global_var,
20562 call_clobbered_vars, call_used_vars, addressable_vars,
20563 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
20564 escaped and callused members.
20565 (struct ptr_info_def): Remove all members, add points-to solution
20567 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
20568 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
20569 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
20570 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
20571 (tree-ssa-alias.o): Likewise.
20572 (toplev.o): Add tree-ssa-alias.h
20573 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
20574 * gimple.c (gimple_set_bb): Fix off-by-one error.
20575 (is_gimple_reg): Do not handle memory tags.
20576 (gimple_copy): Also copy virtual operands.
20577 Delay updating the statement. Do not reset loaded and stored syms.
20578 (gimple_set_stored_syms): Remove.
20579 (gimple_set_loaded_syms): Likewise.
20580 (gimple_call_copy_skip_args): Copy the virtual operands
20581 and mark the new statement modified.
20582 * tree-ssa-structalias.c (may_alias_p): Remove.
20583 (set_uids_in_ptset): Take the alias set to prune with as
20584 parameter. Fold in the alias test of may_alias_p.
20585 (compute_points_to_sets): Compute whether a ptr is dereferenced
20586 in a local sbitmap.
20587 (process_constraint): Deal with &ANYTHING on the lhs, reject all
20588 other ADDRESSOF constraints on the lhs.
20589 (get_constraint_for_component_ref): Assert that we don't get
20590 ADDRESSOF constraints from the base of the reference.
20591 Properly generate UNKNOWN_OFFSET for DEREF if needed.
20592 (struct variable_info): Remove collapsed_to member.
20593 (get_varinfo_fc): Remove.
20594 (new_var_info): Do not set collapsed_to.
20595 (dump_constraint): Do not follow cycles.
20596 (dump_constraint_graph): Likewise.
20597 (build_pred_graph): Likewise.
20598 (build_succ_graph): Likewise.
20599 (rewrite_constraints): Likewise.
20600 (do_simple_structure_copy): Remove.
20601 (do_rhs_deref_structure_copy): Remove.
20602 (do_lhs_deref_structure_copy): Remove.
20603 (collapse_rest_of_var): Remove.
20604 (do_structure_copy): Re-implement.
20605 (pta_stats): New global variable.
20606 (dump_pta_stats): New function.
20607 (struct constraint_expr): Make offset signed.
20608 (UNKNOWN_OFFSET): Define special value.
20609 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
20610 (solution_set_expand): New helper function split out from ...
20611 (do_sd_constraint): ... here.
20612 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
20613 (do_ds_constraint): Likewise.
20614 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
20615 and CALLUSED = *CALLUSED.
20616 (set_union_with_increment): Make inc argument signed.
20617 (type_safe): Remove.
20618 (get_constraint_for_ptr_offset): Handle unknown and negative
20620 (first_vi_for_offset): Handle offsets before start. Bail
20621 out early for offsets beyond the variable extent.
20622 (first_or_preceding_vi_for_offset): New function.
20623 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
20624 Together with ESCAPED = *ESCAPED this properly computes reachability.
20625 (find_what_var_points_to): New function.
20626 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
20627 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
20628 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
20629 pt_solutions_intersect): New functions.
20630 (compute_call_used_vars): Remove.
20631 (compute_may_aliases): New main entry into PTA computation.
20632 * gimple.h (gimple_p): New typedef.
20633 (struct gimple_statement_base): Remove references_memory_p.
20634 (struct gimple_statement_with_memory_ops_base): Remove
20635 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
20637 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
20638 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
20639 gimple_set_references_memory): Remove.
20640 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
20641 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
20643 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
20644 (verify_expr): Allow RESULT_DECL.
20645 (gimple_duplicate_bb): Do not copy virtual operands.
20646 (gimple_duplicate_sese_region): Adjust.
20647 (gimple_duplicate_sese_tail): Likewise.
20648 (mark_virtual_ops_in_region): Remove.
20649 (move_sese_region_to_fn): Do not call it.
20650 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
20651 and pass_simple_dse.
20652 (execute_function_todo): Handle TODO_update_address_taken,
20653 call execute_update_addresses_taken for TODO_rebuild_alias.
20654 (execute_todo): Adjust.
20655 (execute_one_pass): Init dump files early.
20656 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
20658 (create_general_new_stmt): Clear vops.
20659 * tree-ssa-reassoc.c (get_rank): Adjust.
20660 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
20661 symbols for renaming.
20662 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
20663 (PARAM_AVG_ALIASED_VOPS): Likewise.
20664 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
20665 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
20666 * tree-ssa-operands.c: Simplify for new virtual operand representation.
20667 (operand_build_cmp, copy_virtual_operands,
20668 create_ssa_artificial_load_stmt, add_to_addressable_set,
20669 gimple_add_to_addresses_taken): Remove public functions.
20670 (unlink_stmt_vdef): New function.
20672 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20674 * config.gcc (powerpc-*-linux*): Merge variants.
20676 2009-04-02 Chao-ying Fu <fu@mips.com>
20677 James Grosbach <james.grosbach@microchip.com>
20679 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
20680 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
20682 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
20683 keep_interrupts_masked_p, use_debug_exception_return_p.
20684 (mips_attribute_table): Add interrupt, use_shadow_register_set,
20685 keep_interrupts_masked, use_debug_exception_return.
20686 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
20687 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
20689 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
20690 (mips_print_operand): Process COP0 registers to print $0 .. $31
20691 correctly for GAS to process.
20692 (mips_interrupt_extra_call_saved_reg_p): New function.
20693 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
20695 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
20696 (mips_compute_frame_info): Add supports for interrupt context that
20697 includes doubleword accumulators and COP0 registers.
20698 (mips_for_each_saved_acc): New function.
20699 (mips_for_each_saved_gpr_and_fpr): Change the function name from
20700 mips_for_each_saved_reg.
20701 (mips_save_reg): Save accumulators.
20702 (mips_kernel_reg_p): A new for_each_rtx callback.
20703 (mips_expand_prologue): Support interrupt handlers.
20704 (mips_restore_reg): Restore accumulators.
20705 (mips_expand_epilogue): Support interrupt handlers.
20706 (mips_can_use_return_insn): Return false for interrupt handlers.
20707 (mips_epilogue_uses): New function.
20708 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
20709 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
20710 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
20711 cop0_move): New instructions.
20712 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
20713 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
20715 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
20717 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
20718 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
20719 interrupt handlers, we use K0 as the temporary register.
20720 (EPILOGUE_USES): Change to a function call.
20721 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
20722 handlers, we use K0 as the temporary register.
20724 * doc/extend.texi (Function Attributes): Document interrupt,
20725 use_shadow_register_set, keep_interrupts_masked,
20726 use_debug_exception_return for MIPS attributes.
20728 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20730 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
20731 Remove a number of t-files from tmake_file.
20732 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
20733 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
20734 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
20735 target_prototype, not TARGET_PROTOTYPE.
20736 (LINK_OS_GNU_SPEC): Define.
20737 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
20738 and darwin-ldoubdle.c.
20740 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20743 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
20744 (cpp_options): Ditto.
20745 (default_compilers): Ditto.
20746 (display_help): Ditto.
20747 (process_command): Ditto.
20748 (do_spec_1): Ditto.
20749 (set_input): Use lbasename instead of duplicate code.
20750 (save_temps_prefix): New static for -save-temps=obj.
20751 (save_temps_length): Ditto.
20753 * doc/invoke.texi (-save-temps=obj): Document new variant to
20754 -save-temps switch.
20756 2009-04-02 Jeff Law <law@redhat.com>
20758 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
20761 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20763 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
20764 * configure: Regenerated.
20766 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20768 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
20769 share the argument list.
20771 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20775 2009-02-12 Diego Novillo <dnovillo@google.com>
20777 * varpool.c (debug_varpool): New.
20778 * cgraph.h (debug_varpool): Declare.
20780 2009-04-02 Jan Hubicka <jh@suse.cz>
20782 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
20785 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20787 * config/i386/i386.c (ix86_abi): Move initialization to ...
20788 (override_options): Here.
20790 2009-04-02 Christian Bruel <christian.bruel@st.com>
20792 * config/sh/sh.c (sh_dwarf_register_span): New function.
20793 (TARGET_DWARF_REGISTER_SPAN): Define.
20794 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
20796 2009-04-02 Ira Rosen <irar@il.ibm.com>
20798 PR tree-optimization/39595
20799 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
20800 interleaved loads group is not greater than the SLP group size.
20802 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20804 * builtins.c (is_builtin_name): New.
20805 (called_as_built_in): Use is_builtin_name.
20806 * tree.h (is_builtin_name): New.
20807 * varasm.c (incorporeal_function_p): Use is_builtin_name
20809 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
20811 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
20813 2009-04-02 Dodji Seketeli <dodji@redhat.com>
20816 * c-decl.c (clone_underlying_type): Move this ...
20817 * c-common.c (set_underlying_type): ... here.
20818 Also, make sure the function properly sets TYPE_STUB_DECL() on
20819 the newly created typedef variant type.
20820 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
20821 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
20824 2009-04-02 Richard Guenther <rguenther@suse.de>
20826 PR tree-optimization/37221
20827 * tree-flow.h (degenerate_phi_result): Declare.
20828 * tree-ssa-dom.c (degenerate_phi_result): Export.
20829 * tree-scalar-evolution.c (analyze_initial_condition): If
20830 the initial condition is defined by a degenerate PHI node
20831 use the degenerate value.
20833 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
20835 PR rtl-optimization/39588
20836 * combine.c (merge_outer_ops): Do not set the constant when this
20838 (simplify_shift_const_1): Do not modify it either in this case.
20840 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
20842 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
20843 tuning is deprecated if -mtune value is set to an Itanium1 variant.
20845 2009-04-01 Janis Johnson <janis187@us.ibm.com>
20848 * c-lex.c (interpret_float): Default (no suffix) is double.
20850 2009-04-1 Xinliang David Li <davidxl@google.com>
20852 * config/i386/i386.c (legitimate_constant_p): Recognize
20853 all one vector constant.
20855 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20857 * config/vax/vax.c: Add #includes to silence warnings.
20858 Change #include order to silence two warnings.
20860 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20862 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
20863 (ASM_SPEC): Pass -k to the assembler for PIC code.
20865 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20867 * config.gcc: Add vax-*-linux* to the switch.
20868 * config/vax/linux.h: New file. (TARGET_VERSION,
20869 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
20871 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20873 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
20874 Use predicate macros instead of GET_CODE() == foo.
20875 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
20876 ashlsi3, rotrsi3, <unnamed>): Likewise.
20878 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20880 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
20881 jbbccihi, jbbccisi): Remova trailing whitespace.
20882 * config/vax/constraints.md: Likewise.
20883 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20884 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
20885 * config/vax/predicates.md: Likewise.
20886 * config/vax/vax.c (print_operand_address, vax_output_int_move,
20887 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
20888 * config/vax/vax.h: Likewise.
20889 * config/vax/vax.md (nonlocal_goto): Likewise.
20891 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20893 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
20894 (indirectable_address_p, adjacent_operands_p): Add spaces around
20896 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
20898 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20900 * config/vax/vax.c (legitimate_constant_address_p,
20901 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
20902 index_term_p, reg_plus_index_p, legitimate_address_p,
20903 vax_mode_dependent_address_p): Update comments to match functions
20904 modified by the recent int->bool conversion.
20906 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20908 * config/vax/builtins.md: Update copyright message.
20909 * config/vax/constraints.md: Likewise.
20910 * config/vax/netbsd-elf.h: Likewise.
20911 * config/vax/predicates.md: Likewise.
20912 * config/vax/vax-protos.h: Likewise.
20913 * config/vax/vax.c: Likewise.
20914 * config/vax/vax.h: Likewise.
20915 * config/vax/vax.md: Likewise.
20916 * config/vax/vax.opt: Likewise.
20918 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20920 * config/vax/builtins.md (ffssi2, ffssi2_internal,
20921 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
20922 * config/vax/constraints.md (B, R): Likewise.
20923 * config/vax/predicates.md (external_memory_operand,
20924 nonimmediate_addsub_di_operand): Likewise.
20925 * config/vax/vax.c (vax_output_int_add): Likewise.
20926 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
20927 untyped_call): Likewise.
20929 2009-04-01 Matt Thomas <matt@3am-software.com>
20931 * config/vax/predicates.md: New file.
20932 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
20933 external_const_operand, nonsymbolic_operand, external_memory_operand,
20934 indirect_memory_operand, indexed_memory_operand,
20935 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
20936 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
20938 * config/vax/constraints.md: New file.
20939 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
20941 * config/vax/builtins.md: New file.
20942 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
20943 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
20945 * config/vax/vax.opt (mqmath): Add option.
20946 * config/vax/vax.md (isfx): Extend with DI.
20947 (VAXintQH, VAXintQHSD): Define.
20948 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
20949 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
20950 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
20951 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
20952 (movdi): Update constraints and use vax_output_int_move().
20953 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
20954 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
20955 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
20956 nonlocal_goto): New.
20957 (mov<mode>): Extend accepted operand types.
20958 (subdi3_old): Rename from subdi3, change update constraints and use
20959 a new implementation.
20960 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
20961 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
20962 MOVE_RATIO, CLEAR_RATIO): Define.
20963 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
20964 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
20965 (PRINT_OPERAND): Redefine using a function instead of inlined code.
20966 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
20967 (split_quadword_operands): Make static and really allow variable
20969 (print_operand_address): Update for PIC generation.
20970 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
20971 indexable_address_p, fixup_mathdi_operand,
20972 vax_expand_addsub_di_operands, adjacent_operands_p): New.
20973 (vax_float_literal, legitimate_constant_p,
20974 indirectable_constant_address_p, index_term_p,
20975 reg_plus_index_p): Return bool instead of int.
20976 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
20978 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
20980 (vax_output_conditional_branch): Indent.
20981 (legitimate_constant_address_p, indirectable_constant_address_p,
20982 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
20983 vax_mode_dependent_address_p): Return bool instead of int, update for
20985 * config/vax/vax-protos.h (legitimate_constant_address_p,
20986 legitimate_constant_p, legitimate_address_p,
20987 vax_mode_dependent_address_p): Change declaration to bool.
20988 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
20989 vax_expand_addsub_di_operands, vax_output_int_subtract,
20990 vax_output_movmemsi): Declare.
20991 (split_quadword_operands, vax_float_literal): Delete declaration.
20992 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
20993 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
20994 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
20995 ASM_OUTPUT_DWARF_PCREL): Define.
20996 (ASM_SPEC): Change definition to allow PIC generation.
20998 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21000 * doc/sourcebuild.texi: Update front-end requirements.
21002 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21005 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21006 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21007 (booldi3_internal3): Use boolean_or_operator instead of
21010 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21013 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21014 declarator whose size is not an integer constant expression but
21015 folds to an integer constant, then treat it as a constant
21018 2009-04-01 Richard Guenther <rguenther@suse.de>
21020 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21021 i * 4 + 2 to (i * 2 + 1) * 2.
21023 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21026 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21027 return if c_parser_asm_string_literal returned NULL.
21029 2009-04-01 Nick Clifton <nickc@redhat.com>
21031 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21033 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21034 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21035 other typedefs to avoid conflicts with libgcc2.c. Define labels
21036 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21038 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21039 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21042 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21044 * varasm.c (default_function_rodata_section): Declare DOT as
21047 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21048 Andrey Galkin <agalkin@hypercom.com>
21051 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21052 Make object_name unique for each process.
21054 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21057 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21058 addressable variables in the parallel that could go out of scope while
21059 running queued tasks.
21061 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21063 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21064 (CASE_VALUES_THRESHOLD): Redefine.
21065 * config/avr/avr.c (avr_override_options): Remove initialization of
21066 avr_case_values_threshold variable.
21067 (avr_case_values_threshold): Remove variable. Add new function.
21068 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21069 * config/avr/avr.opt (mno-tablejump): Remove option.
21070 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21072 2009-04-01 DJ Delorie <dj@redhat.com>
21074 * varasm.c (default_function_rodata_section): Don't assume
21075 anything about where the first '.' in the section name is.
21077 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21079 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21080 rs6000_emit_stack_tie.
21082 2009-03-31 Ian Lance Taylor <iant@google.com>
21084 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21085 gimple_code with GIMPLE_RESX, not RESX.
21087 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21089 * c-common.c (c_get_ident): New.
21090 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21092 2009-04-01 Ben Elliston <bje@au.ibm.com>
21094 * config/rs6000/sysv4.opt (msdata): Improve option description.
21096 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21098 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21099 (divdf3_internal_lat): Remove.
21100 (divxf3_internal_lat): Remove.
21101 (divxf3_internal_thr): Remove.
21102 (divxf): Use divxf3_internal.
21103 * config/ia64/div.md (divsf3_internal_lat): New.
21104 (divdf3_internal_lat): New.
21105 (divxf3_internal): New.
21107 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21110 * Makefile.in (USE_GCC_STDINT): Define.
21111 (stmp-int-hdrs): Install stdint.h if applicable.
21112 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21114 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21115 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21116 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21117 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21118 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21119 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21120 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21121 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21122 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21123 (c_common_nodes_and_builtins): Initialize
21124 underlying_wchar_type_node. Do not initialize
21125 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21126 nodes for new types.
21127 (c_stddef_cpp_builtins): Define macros for new types.
21128 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21130 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21131 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21132 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21133 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21134 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21135 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21136 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21137 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21138 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21139 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21140 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21141 int16_type_node, int32_type_node, int64_type_node,
21142 uint8_type_node, uint16_type_node, c_uint32_type_node,
21143 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21144 int_least32_type_node, int_least64_type_node,
21145 uint_least8_type_node, uint_least16_type_node,
21146 uint_least32_type_node, uint_least64_type_node,
21147 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21148 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21149 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21150 uintptr_type_node): Define.
21151 * c-cppbuiltin.c (builtin_define_constants,
21152 builtin_define_type_minmax): New.
21153 (builtin_define_stdint_macros): Define more macros.
21154 (c_cpp_builtins): Define more limit macros.
21155 (type_suffix): New.
21156 (builtin_define_type_max): Define in terms of
21157 builtin_define_type_minmax. Remove is_long parameter. All
21159 * config.gcc (use_gcc_stdint): Define.
21160 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21161 Add newlib-stdint.h for generic targets.
21162 * config/glibc-stdint.h, config/newlib-stdint.h,
21163 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21164 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21165 * config/score/score.h (UINTPTR_TYPE): Define.
21166 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21167 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21168 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21169 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21170 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21171 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21172 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21173 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21174 * config/spu/spu.h (STDINT_LONG32): Define.
21175 * configure.ac (use_gcc_stdint): Substitute.
21176 * configure: Regenerate.
21177 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21178 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21179 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21180 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21181 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21182 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21183 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21184 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21185 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21186 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21187 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21188 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21189 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21190 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21191 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21192 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21193 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21194 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21195 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21196 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21197 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21198 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21199 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21200 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21201 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21202 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21203 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21204 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21205 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21207 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21209 * loop-iv.c (suitable_set_for_replacement): Renamed from
21210 simplify_using_assignment; changed to return bool and to accept new
21211 args DEST and SRC. Return true iff we find a source/destination pair
21212 that can be used to make a replacement, and fill SRC and DEST if so.
21213 Remove arg ALTERED. Don't deal with altered regs here. All callers
21215 (simplify_using_initial_values): Deal with altered regs here and track
21216 more precisely the effect they have on the validity of our expression.
21218 * loop-iv.c (simplify_using_condition): A condition of the form
21219 (EQ REG CONST) can be used to simply make a substitution.
21220 (simplify_using_initial_values): Keep track of conditions we have seen
21221 and keep using them to simplify new expressions, while applying the
21222 same substitutions to them as to the expression.
21224 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21225 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21228 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21229 changed. Use this when trying to improve the upper bound.
21230 Generate the comparison by using simplify_gen_relational.
21232 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21234 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21236 (simplify_using_assignment, simplify_using_initial_values): Call
21237 replace_in_expr to make replacements. Call replace_single_def_regs
21238 once on the initial version of the expression.
21240 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21243 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21245 2009-03-31 Richard Guenther <rguenther@suse.de>
21247 PR middle-end/31029
21248 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21249 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21251 2009-03-31 Richard Guenther <rguenther@suse.de>
21253 * tree.h (div_if_zero_remainder): Declare.
21254 * fold-const.c (div_if_zero_remainder): Export.
21255 * tree-ssa-forwprop.c
21256 (forward_propagate_addr_into_variable_array_index): Handle
21257 constant array index addition outside of the variable index.
21259 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21262 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21263 define_splits, floatunssi<mode>2): Require x87 conversions from
21264 DImode to be permitted.
21266 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21268 PR preprocessor/15638
21269 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21271 2009-03-31 Richard Guenther <rguenther@suse.de>
21273 PR middle-end/23401
21274 PR middle-end/27810
21275 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21276 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21277 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21278 a separate statement.
21279 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21280 (lookup_tmp_var): Likewise.
21281 (is_gimple_formal_tmp_or_call_rhs): Remove.
21282 (is_gimple_reg_or_call_rhs): Rename to ...
21283 (is_gimple_reg_rhs_or_call): ... this.
21284 (is_gimple_mem_or_call_rhs): Rename to ...
21285 (is_gimple_mem_rhs_or_call): ... this.
21286 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21287 DECL_GIMPLE_REG_P only if is_formal is true.
21288 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21289 for non-proper post-modify expression gimplification.
21290 (gimplify_self_mod_expr): For post-modify expressions gimplify
21291 the lvalue to a minimal lvalue.
21292 (rhs_predicate_for): Remove formal temp case.
21293 (gimplify_modify_expr_rhs): Likewise.
21294 (gimplify_addr_expr): Use is_gimple_reg.
21295 (gimplify_expr): Remove formal temp cases.
21296 (gimple_regimplify_operands): Likewise.
21297 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21298 and FILTER_EXPR like constants.
21299 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21301 (is_gimple_formal_tmp_rhs): Remove.
21302 (is_gimple_reg_rhs): Remove special casing.
21303 (is_gimple_mem_rhs): Fix.
21304 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21305 (is_gimple_formal_tmp_var): Remove.
21306 (is_gimple_formal_tmp_reg): Likewise.
21307 (is_gimple_min_lval): Allow invariant component ref parts.
21308 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21309 is_gimple_formal_tmp_reg): Remove declarations.
21310 * tree-cfg.c (verify_expr): Verify that variables with address
21311 taken do not have DECL_GIMPLE_REG_P set.
21312 * tree-mudflap.c (mf_build_check_statement_for): Use
21313 force_gimple_operand instead of gimplify_expr.
21315 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21317 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21318 schedulable rows to compute_split_row.
21320 2009-03-31 Ben Elliston <bje@au.ibm.com>
21323 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21326 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21328 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21329 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21330 * configure: Regenerate.
21331 * config.in: Regenerate.
21332 * config/rs6000/rs6000.opt (mtls-markers): Add.
21333 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21334 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21335 (tls_ld_aix, tls_ld_sysv): Likewise.
21336 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21337 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21339 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21341 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21343 2009-03-30 Jan Hubicka <jh@suse.cz>
21345 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21347 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21348 detection and label handling.
21350 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21352 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21353 left_conflicts_size.
21354 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21355 ALLOCNO_LEFT_CONFLICTS_SIZE.
21357 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21358 remove_allocno_from_bucket_and_push,
21359 allocno_spill_priority_compare, push_allocnos_to_stack,
21360 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21361 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21362 (setup_allocno_left_conflicts_num): Ditto. Rename to
21363 setup_allocno_left_conflicts_size.
21364 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21365 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21366 setup_allocno_left_conflicts_size instead of
21367 setup_allocno_left_conflicts_num.
21369 * ira-build.c (ira_create_allocno): Use
21370 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21371 ALLOCNO_LEFT_CONFLICTS_NUM.
21373 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21375 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21376 instead of DF_LR_OUT.
21378 * ira-lives.c (process_bb_node_lives): Ditto.
21380 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21381 instead of DF_LR_{OUT,IN}.
21383 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21385 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21387 2009-03-30 Jan Hubicka <jh@suse.cz>
21389 * except.c (label_to_region_map): Fix thinko.
21391 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21393 PR middle-end/38237
21394 * tree.h (tree_find_value): New declaration.
21395 * tree.c (tree_find_value): New function.
21396 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21398 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21401 * c-decl.c (struct c_binding): Add locus field.
21402 (bind): Add locus argument, set locus field from it.
21403 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21404 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21405 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21406 implicitly_declare, undeclared_variable, lookup_label,
21407 declare_label, c_make_fname_decl, c_builtin_function,
21408 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21411 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21414 * config/i386/i386.c (classify_argument): Check total size of
21417 2009-03-30 Martin Jambor <mjambor@suse.cz>
21419 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
21420 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
21421 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
21424 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
21425 seen_variable_array_ref while also traversing a union.
21427 * tree-inline.c (optimize_inline_calls): Do not call
21428 cgraph_node_remove_callees.
21429 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
21430 (pass_remove_cgraph_callee_edges): New variable.
21431 * passes.c (init_optimization_passes): Add
21432 pass_remove_cgraph_callee_edges after early inlining and before all
21433 late intraprocedural passes.
21435 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
21437 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21439 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
21440 Fix typos in names.
21442 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21444 * combine.c (simplify_comparison): Use have_insn_for.
21445 * dojump.c (do_jump): Likewise.
21447 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21449 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
21450 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
21451 sparc_compare_op0 like sparc_compare_emitted used to be handled.
21452 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
21453 instead of sparc_compare_emitted.
21454 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
21455 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
21456 instead of sparc_compare_emitted.
21458 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21460 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
21461 enter/exit cfglayout mode.
21462 (pass_partition_block): Require it.
21463 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
21464 (combine_instructions): Track basic blocks instead of labels.
21465 (update_cfg_for_uncondjump): New.
21466 (try_combine): Use it. Update jumps after rescanning.
21467 (pass_combine): Require PROP_cfglayout.
21468 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
21470 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21472 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
21473 Provide/destroy PROP_cfglayout respectively.
21474 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
21475 * tree-pass.h (PROP_cfglayout): New.
21477 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21479 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
21480 fold_convert_const_fixed_from_fixed,
21481 fold_convert_const_fixed_from_int,
21482 fold_convert_const_fixed_from_real, fold_negate_const): Do not
21483 set TREE_CONSTANT_OVERFLOW.
21484 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
21485 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
21487 2009-03-30 Ira Rosen <irar@il.ibm.com>
21489 * tree-vect-loop-manip.c: New file.
21490 * tree-vectorizer.c: Update documentation and included files.
21491 (vect_loop_location): Make extern.
21492 (rename_use_op): Move to tree-vect-loop-manip.c
21493 (rename_variables_in_bb, rename_variables_in_loop,
21494 slpeel_update_phis_for_duplicate_loop,
21495 slpeel_update_phi_nodes_for_guard1,
21496 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
21497 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
21498 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
21499 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
21500 find_loop_location): Likewise.
21501 (new_stmt_vec_info): Move to tree-vect-stmts.c.
21502 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
21503 get_vectype_for_scalar_type, vect_is_simple_use,
21504 supportable_widening_operation, supportable_narrowing_operation):
21506 (bb_in_loop_p): Move to tree-vect-loop.c.
21507 (new_loop_vec_info, destroy_loop_vec_info,
21508 reduction_code_for_scalar_code, report_vect_op,
21509 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
21510 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
21511 (vect_supportable_dr_alignment): Likewise.
21512 * tree-vectorizer.h (tree-data-ref.h): Include.
21513 (vect_loop_location): Declare.
21514 Reorganize function declarations according to the new file structure.
21515 * tree-vect-loop.c: New file.
21516 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
21517 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
21518 * tree-vect-data-refs.c: New file.
21519 * tree-vect-patterns.c (timevar.h): Don't include.
21520 * tree-vect-stmts.c: New file.
21521 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
21522 tree-vect-slp.c, tree-vect-loop.c.
21523 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
21524 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
21525 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
21526 (tree-vect-analyze.o): Remove.
21527 (tree-vect-transform.o): Likewise.
21528 (tree-vect-data-refs.o): Add rule.
21529 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
21530 tree-vect-slp.o): Likewise.
21531 (tree-vect-patterns.o): Remove redundant dependencies.
21532 (tree-vectorizer.o): Likewise.
21533 * tree-vect-slp.c: New file.
21535 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21537 * optc-gen.awk: Warn if an option flag has multiple different
21540 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
21542 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
21543 -floop-block): Document dependences on PPL, CLooG and Graphite.
21545 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21547 PR rtl-optimization/323
21548 * c-common.c (c_fully_fold, convert_and_check,
21549 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
21550 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
21551 * c-common.def (EXCESS_PRECISION_EXPR): New.
21552 * c-cppbuiltin.c (builtin_define_float_constants): Define
21553 constants with enough digits for long double.
21554 * c-lex.c (interpret_float): Interpret constant with excess
21555 precision where appropriate.
21556 * c-opts.c (c_common_post_options): Set
21557 flag_excess_precision_cmdline. Give an error for
21558 -fexcess-precision=standard for C++ for processors where the
21559 option is significant.
21560 * c-parser.c (c_parser_conditional_expression): Handle excess
21561 precision in condition.
21562 * c-typeck.c (convert_arguments): Handle arguments with excess
21564 (build_unary_op): Move excess precision outside operation.
21565 (build_conditional_expr): Likewise.
21566 (build_compound_expr): Likewise.
21567 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
21568 (build_modify_expr): Handle excess precision in RHS.
21569 (convert_for_assignment): Handle excess precision in converted
21571 (digest_init, output_init_element, process_init_element): Handle
21572 excess precision in initializer.
21573 (c_finish_return): Handle excess precision in return value.
21574 (build_binary_op): Handle excess precision in operands and add
21575 excess precision as needed for operation.
21576 * common.opt (-fexcess-precision=): New option.
21577 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
21578 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
21579 For standard excess precision, output explicit conversion to and
21580 truncation from XFmode.
21581 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
21582 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
21583 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
21584 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
21585 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
21586 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
21587 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
21588 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
21589 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
21590 define_splits, sqrt<mode>2): Disable where appropriate for
21591 standard excess precision.
21592 * convert.c (convert_to_real): Do not shorten arithmetic to type
21593 for which excess precision would be used.
21594 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
21595 * doc/invoke.texi (-fexcess-precision=): Document option.
21596 (-mfpmath=): Correct index entry.
21597 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
21598 flag_excess_precision): New.
21599 * langhooks.c (lhd_post_options): Set
21600 flag_excess_precision_cmdline.
21601 * opts.c (common_handle_option): Handle -fexcess-precision=.
21602 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
21603 init_excess_precision): New.
21604 (lang_dependent_init_target): Call init_excess_precision.
21605 * tree.c (excess_precision_type): New.
21606 * tree.h (excess_precision_type): Declare.
21608 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21611 * c-typeck.c (build_component_ref): Do not copy qualifiers from
21612 non-lvalue to component.
21614 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21616 PR preprocessor/34695
21617 * Makefile.in (c-opts.o): Depend on c-tree.h.
21618 * c-common.c: Move down include of diagnostic.h.
21619 (done_lexing, c_cpp_error): New.
21620 * c-common.h (done_lexing): Declare.
21621 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
21623 * c-opts.c: Include c-tree.h.
21624 (c_common_init_options): Set preprocessor error callback.
21625 (c_common_handle_option): Do not set preprocessor
21626 inhibit_warnings, warnings_are_errors, warn_system_headers,
21627 pedantic_errors or inhibit_warnings flags.
21628 (c_common_post_options): Do not check cpp_errors (parse_in).
21629 (c_common_finish): Do not output dependencies if there were
21630 errors. Do not check return value of cpp_finish.
21631 * c-ppoutput.c (pp_file_change): Set input_location.
21632 * c-tree.h (c_cpp_error): Declare.
21633 * diagnostic.c (diagnostic_set_info_translated): Also initialize
21635 (diagnostic_build_prefix): Check override_column.
21636 * diagnostic.h (diagnostic_info): Add override_column field.
21637 (diagnostic_override_column): Define.
21639 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
21641 * c-common.c (c_expand_expr, c_staticp): Remove.
21642 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
21643 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
21644 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
21645 * c-gimplify.c (gimplify_compound_literal_expr,
21646 optimize_compound_literals_in_ctor): Remove.
21647 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
21648 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
21649 * c-semantics.c (emit_local_var): Remove.
21651 * langhooks-def.h (lhd_expand_expr): Remove.
21652 * langhooks.c (lhd_expand_expr): Remove.
21653 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
21655 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
21656 handling from c-semantics.c; don't call into langhook.
21657 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
21658 * gimplify.c (gimplify_compound_literal_expr,
21659 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
21660 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
21661 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
21662 as was done in c-gimplify.c.
21663 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
21664 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
21665 Move from c-common.h.
21666 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
21668 * tree.c (staticp): Do not call langhook.
21669 * langhooks.c (lhd_staticp): Delete.
21670 * langhooks-def.h (lhd_staticp): Delete prototype.
21671 (LANG_HOOKS_STATICP): Delete.
21672 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
21674 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
21675 instead of DECL_STMTs.
21677 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21685 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
21687 (fold_call_expr): Return a NOP_EXPR from folding rather than the
21688 contained expression.
21689 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
21690 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
21691 conditional expressions for C.
21692 (decl_constant_value_for_optimization): Move from
21693 decl_constant_value_for_broken_optimization in c-typeck.c. Check
21694 whether optimizing and that the expression is a VAR_DECL not of
21695 array type instead of doing such checks in the caller. Do not
21696 check pedantic. Call gcc_unreachable for C++.
21697 * c-common.def (C_MAYBE_CONST_EXPR): New.
21698 * c-common.h (c_fully_fold, c_save_expr,
21699 decl_constant_value_for_optimization): New prototypes.
21700 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21701 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21702 EXPR_INT_CONST_OPERANDS): Define.
21703 * c-convert.c (convert): Strip nops from expression.
21704 * c-decl.c (groktypename): Take extra parameters expr and
21705 expr_const_operands. Update call to grokdeclarator.
21706 (start_decl): Update call to grokdeclarator. Add statement for
21707 expressions used in type of decl.
21708 (grokparm): Update call to grokdeclarator.
21709 (push_parm_decl): Update call to grokdeclarator.
21710 (build_compound_literal): Add parameter non_const and build a
21711 C_MAYBE_COSNT_EXPR if applicable.
21712 (grokdeclarator): Take extra parameters expr and
21713 expr_const_operands. Track expressions used in declaration
21714 specifiers and declarators. Fold array sizes and track whether
21715 they are constant expressions and whether they are integer
21716 constant expressions.
21717 (parser_xref_tag): Set expr and expr_const_operands fields in
21719 (grokfield): Update call to grokdeclarator.
21720 (start_function): Update call to grokdeclarator.
21721 (build_null_declspecs): Set expr and expr_const_operands fields in
21723 (declspecs_add_type): Handle expressions in typeof specifiers.
21724 * c-parser.c (c_parser_declspecs): Set expr and
21725 expr_const_operands fields for declaration specifiers.
21726 (c_parser_enum_specifier): Likewise.
21727 (c_parser_struct_or_union_specifier): Likewise.
21728 (c_parser_typeof_specifier): Likewise. Update call to
21729 groktypename. Fold expression as needed. Return expressions with
21730 type instead of adding statements.
21731 (c_parser_attributes): Update calls to c_parser_expr_list.
21732 (c_parser_statement_after_labels): Fold expression before passing
21733 to objc_build_throw_stmt.
21734 (c_parser_condition): Fold expression.
21735 (c_parser_asm_operands): Fold expression.
21736 (c_parser_conditional_expression): Use c_save_expr. Update call
21737 to build_conditional_expr.
21738 (c_parser_alignof_expression): Update call to groktypename.
21739 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
21740 original_code. Fold expression argument of va_arg. Create
21741 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
21742 argument to va_arg. Update calls to groktypename. Fold array
21743 index for offsetof. Verify that first argument to
21744 __builtin_choose_expr has integer type.
21745 (c_parser_postfix_expression_after_paren_type): Update calls to
21746 groktypename and build_compound_literal. Handle expressions with
21747 side effects in type name.
21748 (c_parser_postfix_expression_after_primary): Update call to
21749 c_parser_expr_list. Set original_code for calls to
21750 __builtin_constant_p.
21751 (c_parser_expr_list): Take extra parameter fold_p. Fold
21752 expressions if requested.
21753 (c_parser_objc_type_name): Update call to groktypename.
21754 (c_parser_objc_synchronized_statement): Fold expression.
21755 (c_parser_objc_receiver): Fold expression.
21756 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
21757 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
21758 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
21759 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
21760 (struct c_typespec): Add elements expr and expr_const_operands.
21761 (struct c_declspecs): Add elements expr and expr_const_operands.
21762 (groktypename, build_conditional_expr, build_compound_literal):
21764 (in_late_binary_op): Declare.
21765 * c-typeck.c (note_integer_operands): New function.
21766 (in_late_binary_op): New variable.
21767 (decl_constant_value_for_broken_optimization): Move to c-common.c
21768 and rename to decl_constant_value_for_optimization.
21769 (default_function_array_conversion): Do not strip nops.
21770 (default_conversion): Do not call
21771 decl_constant_value_for_broken_optimization.
21772 (build_array_ref): Do not fold result.
21773 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
21774 result when operand is a VLA.
21775 (c_expr_sizeof_type): Update call to groktypename. Handle
21776 expressions included in type name. Use C_MAYBE_CONST_EXPR for
21777 result when operand names a VLA type.
21778 (build_function_call): Update call to build_compound_literal.
21779 Only fold result for calls to __builtin_* functions. Strip
21780 NOP_EXPR from INTEGER_CST returned from such functions. Fold
21781 the function designator.
21782 (convert_arguments): Fold arguments. Update call to
21783 convert_for_assignment.
21784 (build_unary_op): Handle increment and decrement of
21785 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
21786 decrement earlier. Fold operand of increment and decrement.
21787 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
21788 built for integer operand. Wrap returns that are INTEGER_CSTs
21789 without being integer constant expressions or that have integer
21790 constant operands without being INTEGER_CSTs.
21791 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
21792 (build_conditional_expr): Add operand ifexp_bcp. Track whether
21793 result is an integer constant expression or can be used in
21794 unevaluated parts of one and avoid folding and wrap as
21795 appropriate. Fold operands before possibly doing -Wsign-compare
21797 (build_compound_expr): Wrap result for C99 if operands can be used
21798 in integer constant expressions.
21799 (build_c_cast): Update call to digest_init. Do not ignore
21800 overflow from casting floating-point constants to integers. Wrap
21801 results that could be confused with integer constant expressions,
21802 null pointer constants or floating-point constants.
21803 (c_cast_expr): Update call to groktypename. Handle expressions
21804 included in type name.
21805 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
21806 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
21807 Update calls to convert_for_assignment.
21808 (convert_for_assignment): Take new parameter
21809 null_pointer_constant. Do not strip nops or call
21810 decl_constant_value_for_broken_optimization. Set
21811 in_late_binary_op for conversions to boolean.
21812 (store_init_value): Update call to digest_init.
21813 (digest_init): Take new parameter null_pointer_constant. Do not
21814 call decl_constant_value_for_broken_optimization. pedwarn for
21815 initializers not constant expressions. Update calls to
21816 convert_for_assignment.
21817 (constructor_nonconst): New.
21818 (struct constructor_stack): Add nonconst element.
21819 (really_start_incremental_init, push_init_level, pop_init_level):
21820 Handle constructor_nonconst and nonconst element.
21821 (set_init_index): Call constant_expression_warning for array
21823 (output_init_element): Fold value. Set constructor_nonconst as
21824 applicable. pedwarn for initializers not constant expressions.
21825 Update call to digest_init. Call constant_expression_warning
21826 where constant initializers are required.
21827 (process_init_element): Use c_save_expr.
21828 (c_finish_goto_ptr): Fold expression.
21829 (c_finish_return): Fold return value. Update call to
21830 convert_for_assignment.
21831 (c_start_case): Fold switch expression.
21832 (c_process_expr_stmt): Fold expression.
21833 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
21834 ensure statement expression is not evaluated in constant expression.
21835 (build_binary_op): Track whether results are integer constant
21836 expressions or may occur in such, disable folding and wrap results
21837 as applicable. Fold operands for -Wsign-compare warnings unless
21839 (c_objc_common_truthvalue_conversion): Handle results folded to
21840 integer constants that are not integer constant expressions.
21841 * doc/extend.texi: Document when typeof operands are evaluated,
21842 that condition of __builtin_choose_expr is an integer constant
21843 expression, and more about use of __builtin_constant_p in
21846 2009-03-29 Richard Guenther <rguenther@suse.de>
21848 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
21849 propagate addresses of array references.
21851 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
21853 * regmove.c (perhaps_ends_bb_p): Remove.
21854 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
21855 from INSN and check that the main loop stays within that basic block.
21856 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
21857 (regmove_forward_pass): Split out from regmove_optimize. Use
21858 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
21859 (regmove_backward_pass): Split out from regmove_optimize. Use
21860 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
21861 (regmove_optimize): Simplify.
21863 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21866 * config/i386/i386.c (classify_argument): Ignore flexible array
21867 member in struct and warn ABI change.
21869 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21871 * config/i386/i386-protos.h (ix86_agi_dependent): New.
21873 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
21874 (ix86_adjust_cost): Updated.
21876 2009-03-29 Jan Hubicka <jh@suse.cz>
21878 PR middle-end/28850
21879 * tree-pass.h (pass_cleanup_eh): New function.
21880 (remove_unreachable_regions): Break code handling RTL
21881 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
21882 that can not be reached by runtime.
21883 (can_be_reached_by_runtime): New function.
21884 (label_to_region_map): New function.
21885 (num_eh_regions): New function.
21886 (rtl_remove_unreachable_regions): New function.
21887 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
21888 (remove_eh_region): New function.
21889 * except.h: Include sbitmap and vecprim.
21890 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
21891 num_eh_regions): Declare.
21892 * passes.c (init_optimization_passes): Schedule cleanup_eh.
21893 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
21894 * tree-eh.c (tree_remove_unreachable_handlers): New function.
21895 (tree_empty_eh_handler_p): New function.
21896 (cleanup_empty_eh): New function.
21897 (cleanup_eh): New function.
21898 (pass_cleanup_eh): New function.
21900 2009-03-29 Jan Hubicka <jh@suse.cz>
21902 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
21903 for removed regions.
21905 2009-03-29 Jan Hubicka <jh@suse.cz>
21907 * except.c (dump_eh_tree): Dump all datastructures.
21909 2009-03-29 Jan Hubicka <jh@suse.cz>
21911 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
21912 (duplicate_eh_regions_1): Likewise.
21913 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
21914 vector; call EH verification.
21915 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21916 Be ready for region being removed.
21918 2009-03-29 Jan Hubicka <jh@suse.cz>
21920 * bitmap.c (bitmap_last_set_bit): New function.
21921 * bitmap.h (bitmap_last_set_bit): Declare.
21923 2009-03-29 David Ayers <ayers@fsfe.org>
21926 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
21927 by calling objc_compare_types and surpress warnings about
21928 incompatible C pointers that are compatible ObjC pointers.
21930 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
21932 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
21933 call initialize_inline_failed.
21934 (initialize_inline_failed): Move it from here ...
21935 * cgraph.c (initialize_inline_failed): ... to here.
21936 (cgraph_create_edge): Call initialize_inline_failed rather than
21937 setting inline_failed directly.
21939 2009-03-29 Ben Elliston <bje@au.ibm.com>
21942 * sysv4.opt (msdata): Improve comment.
21943 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
21944 * sysv4.h (SVR4_ASM_SPEC): Likewise.
21946 2009-03-29 Ben Elliston <bje@au.ibm.com>
21949 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
21950 load and store attributes.
21952 2009-03-29 Ben Elliston <bje@au.ibm.com>
21954 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
21955 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
21956 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
21957 * doc/extend.texi (X86 Built-in Functions): Add index entries for
21958 __builtin_infq and __builtin_huge_valq.
21960 2009-03-28 Anatoly Sokolov <aesok@post.ru>
21962 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
21964 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21965 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
21967 2009-03-28 Xinliang David Li <davidxl@google.com>
21969 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
21970 (do_dbg_cnt): New function.
21972 2009-03-28 Jan Hubicka <jh@suse.cz>
21974 Merge from pretty-ipa:
21976 2009-03-27 Jan Hubicka <jh@suse.cz>
21978 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
21979 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
21980 * passes.c (function_called_by_processed_nodes_p): New.
21981 * ipa-pure-const.c (check_call): Fix handling of operands.
21982 (analyze_function): Dump debug output for skipped bodies.
21983 (local_pure_const): Use function_called_by_processed_nodes_p.
21984 * dwarf2out.c (reference_to_unused): Use output.
21985 * passes.c (do_per_function_toporder): Likewise.
21987 2008-11-12 Jan Hubicka <jh@suse.cz>
21989 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
21990 * ipa-pure-const.c (funct_state_d): Add can throw field; make
21991 state_set_in_source enum
21992 (check_decl): Ignore memory tags; do not set fake looping flags;
21994 (check_operand, check_tree, check_rhs_var, check_lhs_var,
21995 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
21996 (check_call, analyze_function): Rewrite.
21998 (add_new_function): Update call of analyze_function.
21999 (generate_summary): Add call of analyze_function.
22000 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22001 (local_pure_const): New function.
22002 (pass_local_pure_const): New pass.
22003 * ipa-inline.c (inline_transform): Set after_inlining.
22004 * tree-eh.c (stmt_can_throw_external): New.
22005 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22006 work with aliasing built.
22007 * tree-flow.h (stmt_can_throw_external): New.
22008 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22009 and local pure/const pass in early and late optimization queue.
22011 2009-03-28 Martin Jambor <mjambor@suse.cz>
22013 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22015 (fold_binary): Allow function decl aligment consideration is the
22016 second argument is integer constant one.
22017 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22018 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22019 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22021 2009-03-28 Jan Hubicka <jh@suse.cz>
22023 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22024 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22025 * function.h (rtl_data): Add nothrow flag.
22026 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22027 set DECL_NOTHROW for AVAILABLE functions.
22029 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22031 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22032 following vector keyword has expansion starting with pixel or bool
22033 keyword, expand vector to __vector and pixel or bool to __pixel or
22037 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22038 warn_if_disallowed_function_p): Removed.
22039 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22040 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22041 warning_if_disallowed_function_p.
22042 * flags.h (warn_if_disallowed_function_p,
22043 warn_disallowed_functions): Removed.
22044 * common.opt (Wdisallowed-function-list=): Removed.
22045 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22047 2009-03-28 Richard Guenther <rguenther@suse.de>
22049 PR tree-optimization/38723
22050 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22053 2009-03-28 Jan Hubicka <jh@suse.cz>
22055 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22056 test introduced by my previous patch.
22058 2009-03-28 Richard Guenther <rguenther@suse.de>
22060 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22061 the PHIs value undefined.
22063 2009-03-28 Jan Hubicka <jh@suse.cz>
22065 * tree-pass.h (pass_fixup_cfg): New pass.
22066 * ipa-inline.c (inline_transform): Set
22067 always_inline_functions_inlined/after_inlining.
22068 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22069 (pass_fixup_cfg): New pass.
22070 * passes.c (init_optimization_passes): Add fixup_cfg.
22072 2009-03-28 Richard Guenther <rguenther@suse.de>
22074 PR tree-optimization/38458
22075 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22076 argument use the arguments copy-of value.
22078 2009-03-28 Richard Guenther <rguenther@suse.de>
22080 PR tree-optimization/38180
22081 * tree-ssa-ccp.c (get_default_value): Simplify.
22082 (likely_value): Likewise.
22083 (surely_varying_stmt_p): Properly handle VOP case.
22084 (ccp_initialize): Likewise.
22085 (ccp_fold): Handle propagating through *&.
22086 (fold_const_aggregate_ref): Also handle decls.
22088 2009-03-28 Jan Hubicka <jh@suse.cz>
22090 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22091 * cgraph.h (cgraph_node): Likewise.
22092 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22093 (cgraph_reset_node): Use process flag.
22094 (cgraph_mark_functions_to_output): Likewise.
22095 (cgraph_expand_function): Likewise.
22096 (cgraph_expand_all_functions): Likewise.
22097 (cgraph_output_in_order): Likewise.
22098 * dwarf2out.c (reference_to_unused): Likewise.
22099 * passes.c do_per_function_toporder): Likewise.
22101 2009-03-28 Jan Hubicka <jh@suse.cz>
22103 Bring from lto-branch:
22105 2008-09-03 Doug Kwan <dougkwan@google.com>
22107 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22108 enums instead of reason strings.
22109 * cgraph.c (cgraph_create_edge): Same.
22110 (cgraph_inline_failed_string): New function.
22111 * cgraph.h (cgraph_inline_failed_t): New enum type.
22112 (cgraph_inline_failed_string): New prototype.
22113 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22114 char pointer to cgraph_inline_failed_t.
22115 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22116 (cgraph_default_inline_p): Ditto.
22117 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22118 to cgraph_inline_failed_t pointer.
22119 * cif-code.def: New file.
22120 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22122 (cgraph_check_inline_limits): Change type of REASON to pointer to
22123 cgraph_inline_failed_t. Replace reason strings with enums.
22124 (cgraph_default_inline_p): Ditto.
22125 (cgraph_recursive_inlining_p): Ditto.
22126 (update_caller_keys): Change type of FAILED_REASON to
22127 cgraph_inline_failed_t.
22128 (cgraph_set_inline_failed): Change type of REASON to pointer to
22129 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22130 convert enums to strings for text output.
22131 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22132 to be of type cgraph_inline_failed_t. Replace reason strings with
22133 enums. Call cgraph_inline_failed_string to covert enums
22134 to strings for text output.
22135 (cgraph_decide_inlining): Replace reason strings with enums.
22136 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22137 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22139 * tree-inline.c (expand_call_inline): Change type of REASON
22140 to cgraph_inline_failed_t. Replace reason strings with enums.
22141 Call cgraph_inline_failed_string for text output.
22142 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22145 2009-03-28 Jan Hubicka <jh@suse.cz>
22147 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22148 cgraph_clone_node): Remove master clone handling.
22149 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22150 * cgraph.h (master_clone): Remove.
22151 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22152 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22153 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22155 2009-03-28 Jan Hubicka <jh@suse.cz>
22157 * cgraph.c (cgraph_function_body_availability): Functions declared
22158 inline are always safe to assume that it is not going to be replaced.
22160 2009-03-28 Richard Guenther <rguenther@suse.de>
22162 PR tree-optimization/38513
22163 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22164 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22165 EXC_PTR_EXPR and FILTER_EXPR.
22166 (get_ref_from_reference_ops): Likewise.
22168 2009-03-28 Richard Guenther <rguenther@suse.de>
22170 PR tree-optimization/38968
22171 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22172 Use FLOOR_MOD_EXPR to compute misalignment.
22174 2009-03-28 Richard Guenther <rguenther@suse.de>
22176 PR tree-optimization/37795
22177 * tree.h (combine_comparisons): Declare.
22178 * fold-const.c (combine_comparisons): Export.
22179 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22181 (ifcombine_iforif): Use combine_comparisons.
22183 2009-03-28 Jan Hubicka <jh@suse.cz>
22185 * tree-eh.c (inlinable_call_p): New function.
22186 (make_eh_edges): Use it.
22187 (verify_eh_edges): Use it.
22188 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22189 * except.c (reachable_next_level): Add inlinable_function argument
22190 (sjlj_find_directly_reachable_regions): Update.
22191 (add_reachable_handler): Do not set saw_any_handlers.
22192 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22193 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22194 Add new inlinable call parameter.
22195 (can_throw_internal, can_throw_external): Update.
22196 * except.h (can_throw_internal_1, can_throw_external_1,
22197 foreach_reachable_handler): Update declaration.
22199 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22201 * config/arm/t-arm-coff, config/h8300/coff.h,
22202 config/i386/i386-aout.h, config/i386/i386-coff.h,
22203 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22204 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22205 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22206 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22207 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22208 sys-types.h: Remove.
22209 * Makefile.in: Remove protoize and fixproto support and references
22211 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22212 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22214 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22215 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22216 unprotoize$(exeext).
22217 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22218 (.PHONY): Don't depend on proto.
22219 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22220 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22221 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22222 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22223 build/gen-protos.o, build/scan.o, xsys-protos.h,
22224 build/fix-header$(build_exeext), build/fix-header.o,
22225 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22226 stmp-install-fixproto): Remove.
22227 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22228 SYSCALLS.c or fixproto files.
22229 (install-common): Don't install protoize.
22230 (install-headers-tar, install-headers-cpio, install-headers-cp):
22231 Don't depend on $(STMP_FIXPROTO).
22232 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22233 install fixproto files or write out fixproto settings.
22234 (uninstall): Don't uninstall protoize.
22235 * config.gcc (use_fixproto): Remove.
22236 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22237 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22238 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22239 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22240 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22241 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22242 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22243 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22244 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22245 * config/t-vxworks (STMP_FIXPROTO): Remove.
22246 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22247 STMP_FIXPROTO): Remove.
22248 * config.in, configure: Regenerate.
22249 * crtstuff.c (gid_t, uid_t): Don't undefine.
22250 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22251 (arm-*-coff, arm-*-aout: Remove target entries.
22252 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22253 Remove mention of AIX 4.1.
22254 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22255 * doc/invoke.texi (Running Protoize): Remove.
22256 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22257 (Protoize Caveats): Remove.
22258 * tsystem.h: Update comments on headers assumed to exist.
22260 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22262 * genautomata.c: Add a new year to the copyright. Add a new
22264 (struct insn_reserv_decl): Add comments for member bypass_list.
22265 (find_bypass): Remove.
22266 (insert_bypass): New.
22267 (process_decls): Use insert_bypass.
22268 (output_internal_insn_latency_func): Output all bypasses with the
22269 same input insn in one switch case.
22271 * rtl.def (define_bypass): Describe bypass choice.
22272 * doc/md.texi (define_bypass): Ditto.
22274 2009-03-27 Richard Guenther <rguenther@suse.de>
22276 * gimplify.c (mark_addressable): Export.
22277 * tree-flow.h (mark_addressable): Declare.
22278 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22279 * tree-ssa.c (verify_phi_args): Verify that address taken
22280 variables have TREE_ADDRESSABLE set.
22282 2009-03-27 Richard Guenther <rguenther@suse.de>
22284 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22285 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22286 Do not mark decls TREE_ADDRESSABLE.
22287 (build_fold_addr_expr): Adjust.
22288 (fold_addr_expr): Remove.
22289 (fold_unary): Use build_fold_addr_expr.
22290 (fold_comparison): Likewise.
22291 (split_address_to_core_and_offset): Likewise.
22292 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22294 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22295 (gimplify_modify_expr_to_memcpy): Mark source and destination
22297 * omp-low.c (create_omp_child_function): Mark the object decl
22299 (lower_rec_input_clauses): Mark the var we take the address of
22301 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22303 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22305 PR middle-end/39315
22306 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22307 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22309 2009-03-27 Richard Guenther <rguenther@suse.de>
22311 PR tree-optimization/39120
22312 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22314 (handle_lhs_call): Process return constraints. Add escape
22315 constraints if necessary.
22316 (handle_const_call): Fill out return constraints. Make nested
22317 case more precise. Avoid consttmp if possible.
22318 (handle_pure_call): Fill out return constraints. Avoid
22319 callused if possible.
22320 (find_func_aliases): Simplify call handling.
22322 2009-03-27 Richard Guenther <rguenther@suse.de>
22324 PR tree-optimization/39120
22325 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22326 as a representative.
22327 (solve_graph): Do propagate CALLUSED.
22328 (handle_pure_call): Use a scalar constraint from CALLUSED for
22330 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22333 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22336 * c-common.c (handle_aligned_attribute): Properly check alignment
22337 overflow. Use (1U << i) instead of (1 << i).
22339 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22341 * expr.h (get_mem_align_offset): Updated.
22343 * tree.h (tree_decl_common): Change align to "unsigned int" and
22344 move it before pointer_alias_set.
22346 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22347 Jakub Jelinek <jakub@redhat.com>
22350 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22351 gr_register_operand with gr_reg_or_0_operand.
22352 (cmpxchg_rel_di): Likewise.
22353 (sync_lock_test_and_set<mode>): Likewise.
22355 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22357 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22358 (true_regnum): Likewise.
22360 * rtlanal.c (subreg_info): Moved to ...
22361 * rtl.h (subreg_info): Here. New.
22362 (subreg_get_info): New.
22364 * rtlanal.c (subreg_get_info): Make it extern.
22366 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22369 * config/i386/i386.c (ix86_abi): New.
22370 (override_options): Handle -mabi=.
22371 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22372 (ix86_call_abi_override): Likewise.
22373 (init_cumulative_args): Likewise.
22374 (function_arg_advance): Likewise.
22375 (function_arg_64): Likewise.
22376 (function_arg): Likewise.
22377 (ix86_pass_by_reference): Likewise.
22378 (ix86_function_value_regno_p): Likewise.
22379 (ix86_build_builtin_va_list_abi): Likewise.
22380 (setup_incoming_varargs_64): Likewise.
22381 (is_va_list_char_pointer): Likewise.
22382 (ix86_init_machine_status): Likewise.
22383 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22384 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22385 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22386 (ix86_function_abi): Make it static and return enum calling_abi.
22387 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22389 (ix86_fn_abi_va_list): Updated.
22391 * config/i386/i386.h (ix86_abi): New.
22392 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22393 (CONDITIONAL_REGISTER_USAGE): Likewise.
22394 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22395 (machine_function): Likewise.
22397 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22399 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22400 (STACK_BOUNDARY): Likewise.
22401 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22403 * config/i386/i386.opt (mabi=): New.
22405 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22406 return enum calling_abi.
22407 (ix86_function_type_abi): Likewise.
22408 (ix86_function_abi): Removed.
22410 * doc/invoke.texi: Document -mabi= option for x86.
22412 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22414 * builtins.c (real_dconstp): Delete.
22415 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22417 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22418 Jakub Jelinek <jakub@redhat.com>
22421 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
22422 (gen_subprogram_die): When a function is explicit, generate the
22423 DW_AT_explicit attribute.
22424 * langhooks.h (struct lang_hooks_for_decls): Add
22425 function_decl_explicit_p langhook.
22426 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
22427 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
22429 2009-03-27 Jakub Jelinek <jakub@redhat.com>
22431 * builtins.c (fold_builtin_memory_op): Optimize memmove
22432 into memcpy if we can prove source and destination don't overlap.
22434 * tree-inline.c: Include gt-tree-inline.h.
22435 (clone_fn_id_num): New variable.
22436 (clone_function_name): New function.
22437 (tree_function_versioning): Use it.
22438 * Makefile.in (GTFILES): Add tree-inline.c.
22440 2009-03-27 Mark Mitchell <mark@codesourcery.com>
22442 * BASE-VER: Change to 4.5.0.
22444 2009-03-27 Xinliang David Li <davidxl@google.com>
22446 PR tree-optimization/39557
22447 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
22449 2009-03-27 Xinliang David Li <davidxl@google.com>
22451 PR tree-optimization/39548
22452 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
22455 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22457 * c-common.c (pointer_int_sum): Use %wd on return from
22460 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22462 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
22463 on return from tree_low_cst.
22465 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
22468 * ginclude/stdarg.h (va_copy): Define also for
22469 __GXX_EXPERIMENTAL_CXX0X__.
22471 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22474 * builtins.h (c_strlen): Do not warn here.
22475 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22476 * c-common.c (pointer_int_sum): Take an explicit location.
22477 Warn about offsets out of bounds.
22478 * c-common.h (pointer_int_sum): Adjust declaration.
22480 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22482 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
22485 2009-03-26 Jakub Jelinek <jakub@redhat.com>
22488 * opts.c (warn_if_disallowed_function_p): Don't assume
22489 get_callee_fndecl must return non-NULL.
22491 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
22493 PR rtl-optimization/39522
22494 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
22495 when reg_reloaded_valid is set.
22497 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22499 * config/spu/divv2df3.c: New file.
22500 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
22501 (DPBIT_FUNCS): Filter out _div_df.
22503 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
22505 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
22506 a jump insn, count that jump in the distance to the loop start.
22508 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
22511 * config/sh/sh.c (calc_live_regs): Fix condition for global
22512 registers except PIC_OFFSET_TABLE_REGNUM.
22514 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
22517 * doc/invoke.texi (-mconsole): New.
22519 (-mno-cygwin): New.
22521 (-mnop-fun-dllimport): New.
22525 (sub section "i386 and x86-64 Windows Options"): New.
22527 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
22529 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
22530 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
22532 2009-03-25 Richard Guenther <rguenther@suse.de>
22534 PR middle-end/39497
22535 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
22538 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
22540 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
22541 neither of haifa/selective schedulers are working.
22543 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22545 * doc/invoke.texi (Debugging Options): Fix description of
22546 -fno-merge-debug-strings.
22548 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
22550 * config/cris/libgcc.ver: New version-script.
22551 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
22553 * configure.ac <GAS features, nop mnemonic>: Add pattern
22554 crisv32-*-* for "nop".
22555 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
22556 * configure: Regenerate.
22558 2009-03-24 Ira Rosen <irar@il.ibm.com>
22560 PR tree-optimization/39529
22561 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
22562 mark_sym_for_renaming for the tag copied to the new vector
22565 2009-03-24 Arthur Loiret <aloiret@debian.org>
22567 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
22568 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
22569 EXTRA_SPEC_FUNCTIONS.
22570 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
22571 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
22572 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
22573 -march and -mtune options.
22575 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
22577 * config/m68k/t-rtems: Add m5329 multilib.
22579 2009-03-24 Dodji Seketeli <dodji@redhat.com>
22580 Jakub Jelinek <jakub@redhat.com>
22583 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
22586 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22589 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
22590 instead of c_parser_expression_conv, if original_code isn't one of the
22591 4 allowed comparison codes, fail.
22593 2009-03-23 Richard Guenther <rguenther@suse.de>
22595 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
22596 * tree.h (struct tree_type): Likewise.
22597 * reload.h (struct insn_chain): Likewise.
22598 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
22599 * function.h (struct function): Likewise.
22600 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
22602 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22604 PR tree-optimization/39516
22605 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
22607 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
22609 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
22610 should be set true if BITS_PER_WORD of target is bigger than 32
22612 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
22614 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
22615 Translate -B-options to -rpath-link. Correct existing
22616 rpath-link and conditionalize on !nostdlib.
22618 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22620 * doc/extend.texi (Function Attributes, Variable Attributes):
22622 * doc/invoke.texi (Debugging Options, Optimize Options)
22623 (i386 and x86-64 Options, MCore Options): Likewise.
22625 2009-03-20 Jakub Jelinek <jakub@redhat.com>
22628 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
22629 it for block local namespace aliases.
22630 (gen_decl_die): Pass context_die to gen_namespace_die.
22632 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22635 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
22636 minimum or maximum value.
22638 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
22640 * reginfo.c (globalize_reg): Recompute derived reg sets.
22642 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
22645 * libgcc2.c (mprotect): Do not use signed arguments for
22646 VirtualProtect, use DWORD arguments. Also fix the 'may
22647 be used uninitialized' warning for the np variable.
22649 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22652 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
22653 functions using regparm calling conventions when not optimizing.
22654 (ix86_function_sseregparm): Similarly for sseregparm calling
22657 2009-03-19 Li Feng <nemokingdom@gmail.com>
22659 PR middle-end/39500
22660 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
22661 dependence if the first conflict is after niter iterations.
22663 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
22665 PR middle-end/38609
22666 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
22667 functions with dynamic stack-pointer adjustments.
22669 2009-03-19 Ben Elliston <bje@au.ibm.com>
22671 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
22672 option; change to -msdata=data.
22674 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22676 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
22679 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
22682 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
22684 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
22686 * doc/invoke.texi (Code Gen Options): Expand discussion of
22689 2009-03-18 Jakub Jelinek <jakub@redhat.com>
22691 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
22692 * matrix-reorg.c (struct matrix_info): Likewise.
22693 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
22694 * rtl.h (struct mem_attrs): Likewise.
22695 * df.h (struct df): Likewise.
22696 * tree-data-ref.h (struct data_dependence_relation): Likewise.
22697 * ira-int.h (struct ira_allocno): Likewise.
22698 * df-scan.c (struct df_collection_rec): Likewise.
22699 * ira.c (struct equivalence): Likewise.
22700 * function.c (struct temp_slot): Likewise.
22701 * cfgloop.h (struct loop): Likewise.
22704 * function.c (use_register_for_decl): When not optimizing, disregard
22705 register keyword for variables with types containing methods.
22707 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
22709 PR middle-end/39447
22710 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
22711 (is_simple_operand): Call contains_component_ref_p before calling data
22712 reference analysis that would fail on COMPONENT_REFs.
22714 * tree-vrp.c (search_for_addr_array): Fix formatting.
22716 2009-03-18 Richard Guenther <rguenther@suse.de>
22718 * tree-vect-transform.c (vect_loop_versioning): Fold the
22719 generated comparisons.
22720 * tree-vectorizer.c (set_prologue_iterations): Likewise.
22721 (slpeel_tree_peel_loop_to_edge): Likewise.
22723 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22725 PR middle-end/37805
22726 * opts.c (print_specific_help): In addition to `undocumented',
22727 accept `separate' and `joined' flags if passed alone. Describe
22728 output by the first matched one of those.
22729 (common_handle_option): Skip over empty strings.
22730 * gcc.c (display_help): Fix help string for `--help='.
22731 * doc/invoke.texi (Option Summary, Overall Options): With
22732 `--help=', classes and qualifiers can both be repeated, but
22733 only the latter can be negated. One should not pass only
22734 negated qualifiers. Fix markup and examples.
22737 2008-10-14 Jakub Jelinek <jakub@redhat.com>
22738 PR middle-end/37805
22739 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
22740 and -fhelp=separate.
22742 2009-03-17 Jing Yu <jingyu@google.com>
22744 PR middle-end/39378
22745 * function.h (struct rtl_data): Move is_thunk from here...
22746 (struct function): ...to here.
22747 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
22748 * varasm.c (assemble_start_function): Change is_thunk from crtl to
22750 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
22752 (alpha_does_function_need_gp, alpha_start_function): Likewise.
22753 (alpha_output_function_end_prologue): Likewise.
22754 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
22755 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
22756 (rs6000_output_function_epilogue): Likewise.
22757 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
22759 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
22762 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
22763 from different units in a single alternative.
22764 (*truncdfsf_i387): Ditto.
22765 (*truncxfsf2_mixed): Ditto.
22766 (*truncxfdf2_mixed): Ditto.
22768 2009-03-17 Jakub Jelinek <jakub@redhat.com>
22770 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
22771 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
22774 * tree-ssa-live.c (remove_unused_locals): Don't remove local
22775 unused non-artificial variables when not optimizing.
22778 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
22779 DW_TAG_imported_module even if decl is IMPORTED_DECL with
22780 NAMESPACE_DECL in its DECL_INITIAL.
22782 PR middle-end/39443
22783 * optabs.c (set_user_assembler_libfunc): New function.
22784 * expr.h (set_user_assembler_libfunc): New prototype.
22785 * c-common.c: Include libfuncs.h.
22786 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
22787 for memcmp, memset, memcpy, memmove and abort.
22788 * Makefile.in (c-common.o): Depend on libfuncs.h.
22791 * dwarf2out.c (gen_inlined_enumeration_type_die,
22792 gen_inlined_structure_type_die, gen_inlined_union_type_die,
22793 gen_tagged_type_instantiation_die): Removed.
22794 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
22797 2009-03-17 Janis Johnson <janis187@us.ibm.com>
22800 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
22802 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
22803 (check-parallel-%): Ditto.
22804 (check-consistency): Ditto.
22806 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
22808 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
22809 local variable rhs by NULL_TREE.
22811 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22814 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
22816 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22819 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
22821 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22824 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
22825 for ms->sysv ABI calls only in 64bit mode.
22827 * config/i386/i386.md (untyped_call): Support 32bit.
22829 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
22831 * doc/extend.texi: Replace x86_65 with x86_64.
22833 2009-03-16 Jakub Jelinek <jakub@redhat.com>
22835 PR tree-optimization/39455
22836 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
22837 mismatches for POINTER_TYPE_P (type).
22838 (number_of_iterations_le): Likewise.
22840 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22842 * config/picochip/picochip.c: Removed profiling support.
22843 * config/picochip/picochip.md: Removed profiling instruction.
22844 * config/picochip/picochip.h: Removed profiling builtin.
22846 2009-03-16 Joseph Myers <joseph@codesourcery.com>
22848 * doc/install.texi (--with-host-libstdcxx): Document.
22850 2009-03-14 Anatoly Sokolov <aesok@post.ru>
22853 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
22854 generate a warning if the function name does not begin with
22855 "__vector" and the function has either the 'signal' or 'interrupt'
22856 attribute, from here to ...
22857 (avr_declare_function_name): ...here. New function.
22858 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
22859 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
22861 2009-03-14 Jakub Jelinek <jakub@redhat.com>
22864 * cse.c (fold_rtx): Don't modify original const_arg1 when
22865 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
22866 separate variable instead.
22867 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
22868 from out of range shift counts.
22869 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
22871 2009-03-13 Catherine Moore <clm@codesourcery.com>
22873 * config/i386/x-mingw32 (host-mingw32.o): Replace
22874 diagnostic.h with $(DIAGNOSTIC_H).
22876 2009-03-12 Jakub Jelinek <jakub@redhat.com>
22879 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
22881 * config/i386/sync.md (sync_compare_and_swap<mode>,
22882 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
22883 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
22885 (sync_double_compare_and_swapdi_pic,
22886 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
22887 cmpxchg8b_pic_memory_operand instead of just memory_operand.
22889 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22892 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
22894 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22897 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
22898 (avx_addsubv4df3): Likewise.
22899 (*avx_addsubv4sf3): Likewise.
22900 (sse3_addsubv4sf3): Likewise.
22902 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22905 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
22907 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
22910 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
22911 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22912 registers for allocnos created from user-defined variables.
22914 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22917 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
22918 of non-integer mode as well.
22920 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
22922 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
22923 for functions for which the parameter types are unknown.
22925 2009-03-11 Jakub Jelinek <jakub@redhat.com>
22928 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
22929 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
22930 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
22931 * config/i386/i386.c (ix86_local_alignment): For
22932 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
22933 long long variables on the stack to avoid dynamic realignment.
22934 Allow the first argument to be a decl rather than type.
22935 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
22937 2009-03-11 Nick Clifton <nickc@redhat.com>
22940 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
22942 Add description to mno-lsim option.
22943 * config/mcore/mcore.h: Remove comment about deprecated m4align
22945 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
22946 * doc/invoke.texi: Add description of mno-lsim and
22947 mstack-increment options.
22949 * config/fr30/fr30.opt: Document the -mno-lsim option.
22950 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
22951 and -mno-lsim options.
22953 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22955 * fold-const.c (fold_comparison): Only call fold_inf_compare
22956 if the mode supports infinities.
22958 2009-03-11 Jason Merrill <jason@redhat.com>
22961 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
22962 end already did. Notice GIMPLE_CALL modifications of the result.
22963 Don't copy debug information from an ignored decl or a decl from
22966 2009-03-10 Richard Guenther <rguenther@suse.de>
22967 Nathan Froyd <froydnj@codesourcery.com>
22969 PR middle-end/37850
22970 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
22971 (__divMODE3): Likewise.
22973 2009-03-09 Jakub Jelinek <jakub@redhat.com>
22975 PR tree-optimization/39394
22976 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
22977 DECL_SIZE_UNIT of variable length FIELD_DECLs.
22979 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
22981 * recog.c (verfiy_changes): Disallow renaming of hard regs in
22982 inline asms for register asm ("") declarations.
22984 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
22986 * fold-const.c (fold_unary): Fix comment.
22988 2009-03-07 Jan Hubicka <jh@suse.cz>
22991 * tree-inline.c (setup_one_parameter): Do replacement of const
22992 argument by constant in SSA form.
22994 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22996 PR middle-end/38028
22997 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
22998 determine alignment passed to assign_stack_local.
22999 (assign_parms_unsplit_complex): Likewise.
23000 * except.c (sjlj_build_landing_pads): Likewise.
23002 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23004 PR middle-end/39360
23005 * tree-flow.h (add_referenced_var): Return bool instead of void.
23006 * tree-dfa.c (add_referenced_var): Return result of
23007 referenced_var_check_and_insert call.
23008 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23009 of referenced_var_check_and_insert.
23012 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23013 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23014 DIE, don't emit it if abstract origin already has it.
23015 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23016 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23018 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23020 * genpreds.c (needs_variable): Fix parentheses at variable name
23022 (write_tm_constrs_h): Indent generated code.
23024 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23026 * doc/extend.texi (Function Attributes): Add documentation
23027 for isr attributes.
23029 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23032 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23033 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23035 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23037 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23040 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23043 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23044 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23046 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23048 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23049 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23050 constants instead of magic numbers.
23051 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23053 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23054 (x86_64_ms_abi_int_parameter_registers): Ditto.
23055 (x86_64_int_return_registers): Ditto.
23056 (ix86_maybe_switch_abi): Ditto.
23057 (ix86_expand_call): Ditto for clobbered_registers array.
23058 (ix86_hard_regno_mode_ok): Ditto.
23059 (x86_extended_QIreg_mentioned_p): Ditto.
23061 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23063 PR tree-optimization/39349
23064 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23066 * combine.c (gen_lowpart_for_combine): Use omode when generating
23069 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23071 PR rtl-optimization/39235
23072 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23074 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23076 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23078 2009-03-04 Richard Guenther <rguenther@suse.de>
23080 PR tree-optimization/39362
23081 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23082 that occur in abnormal PHIs should be varying.
23084 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23086 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23088 (simple_iv): Take loop as an argument instead of statement.
23089 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23090 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23092 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23094 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23095 * matrix-reorg.c (analyze_transpose): Ditto.
23096 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23097 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23098 * tree-predcom.c (ref_at_iteration): Ditto.
23099 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23101 2009-03-04 Richard Guenther <rguenther@suse.de>
23103 PR tree-optimization/39358
23104 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23105 escaped_id and callused_id.
23106 (solve_graph): Likewise.
23108 2009-03-04 Richard Guenther <rguenther@suse.de>
23110 PR tree-optimization/39339
23111 * tree-sra.c (try_instantiate_multiple_fields): Make it
23112 no longer ICE on the above.
23114 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23116 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23117 that fits within Pmode.
23119 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23121 PR middle-end/10109
23122 * tm.texi (LIBCALL_VALUE): Update description.
23124 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23126 PR middle-end/34443
23127 * doc/extend.texi (section): Update description.
23129 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23131 PR middle-end/39345
23132 * tree-inline.c (remapped_type): New.
23133 (can_be_nonlocal): Call remapped_type instead of remap_type.
23135 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23138 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23139 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23141 2009-03-03 Richard Guenther <rguenther@suse.de>
23143 PR middle-end/39272
23144 * tree.c (tree_nonartificial_location): New function.
23145 * tree.h (tree_nonartificial_location): Declare.
23146 * builtins.c (expand_builtin_memory_chk): Provide location
23147 of the call location for artificial function pieces.
23148 (maybe_emit_chk_warning): Likewise.
23149 (maybe_emit_sprintf_chk_warning): Likewise.
23150 (maybe_emit_free_warning): Likewise.
23151 * expr.c (expand_expr_real_1): Likewise.
23153 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23155 PR tree-optimization/39343
23156 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23157 COMPONENT_REF t has ARRAY_TYPE.
23159 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23161 PR middle-end/39335
23162 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23163 when the type precision of the induction variable should be
23164 larger than the type precision of nit.
23165 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23166 * graphite.c (graphite_loop_normal_form): Same.
23167 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23169 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23171 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23172 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23173 numbers to describe clobbered registers.
23174 (*call_value_0_rex64_ms_sysv): Ditto.
23175 * config/i386/mmx.md (mmx_emms): Ditto.
23176 (mmx_femms): Ditto.
23178 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23180 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23183 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23185 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23186 (spu_section_type_flags): New function.
23188 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23190 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23191 reg_class_contents of FLOAT_REGS into a temporary.
23193 2009-03-02 Richard Guenther <rguenther@suse.de>
23194 Ira Rosen <irar@il.ibm.com>
23196 PR tree-optimization/39318
23197 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23198 information to the vectorized statement.
23200 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23202 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23203 variable. Use defined names instead of magic constants for REX SSE
23206 2009-03-01 Richard Guenther <rguenther@suse.de>
23208 PR tree-optimization/39331
23209 * omp-low.c (lower_send_shared_vars): Do not receive new
23210 values for the reference of DECL_BY_REFERENCE parms or results.
23212 2009-03-01 Jan Hubicka <jh@suse.cz>
23215 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23216 BLOCK_NONLOCALIZED_VAR): New macros.
23217 (tree_block): Add nonlocalized_vars.
23218 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23219 gen_decl_die): Add origin argument. Allow generation of die with
23220 origin at hand only.
23221 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23222 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23224 (gen_block_die): Fix checking for unused blocks.
23225 (process_scope_var): Break out from .... ; work with origins only.
23226 (decls_for_scope) ... here; process nonlocalized list.
23227 (dwarf2out_ignore_block): Look for nonlocalized vars.
23228 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23230 (dump_scope_block): Dump them.
23231 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23232 (remap_block): Likewise.
23233 (can_be_nonlocal): New predicate.
23234 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23236 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23238 * configure: Regenerate.
23240 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23242 * optc-gen.awk: No need to duplicate option flags twice.
23243 Reuse help texts for duplicate options which do not have any.
23245 * gcc.c (display_help): Document --version.
23247 * gcc.c (main): If print_help_list and verbose_flag, ensure
23248 driver output comes before subprocess output.
23250 * optc-gen.awk: Assign all remaining fields to help string,
23251 space-separated, for multi-line help in *.opt.
23253 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23254 -Wno-pedantic-ms-format is for MinGW targets only.
23256 * doc/options.texi (Option file format): Fix bad indentation,
23257 restoring dropped sentence.
23259 2009-02-28 Jan Hubicka <jh@suse.cz>
23261 * tree-inline.c (tree_function_versioning): Output debug info.
23263 2009-02-28 Jan Hubicka <jh@suse.cz>
23266 * tree-inline.c (setup_one_parameter): Do not copy propagate
23267 arguments when not optimizing.
23269 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23272 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23273 (avx_addsubv4df3): Likewise.
23274 (*avx_addsubv4sf3): Likewise.
23275 (sse3_addsubv4sf3): Likewise.
23276 (*avx_addsubv2df3): Likewise.
23277 (sse3_addsubv2df3): Likewise.
23278 (avx_unpckhps256): Correct item selectors.
23279 (avx_unpcklps256): Likewise.
23280 (avx_unpckhpd256): Likewise.
23281 (avx_unpcklpd256): Likewise.
23283 2009-02-28 Jan Hubicka <jh@suse.cz>
23285 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23287 (copy_arguments_for_versioning): If var is declared don't declare it.
23288 (tree_function_versioning): First setup substitutions and then copy
23291 2009-02-27 Jan Hubicka <jh@suse.cz>
23294 * cgraph.h (varpool_output_debug_info): Remove.
23295 * cgraphunit.c (varpool_output_debug_info): Remove.
23296 * dwarf2out.c (deferred_locations_struct): New struct
23297 (deferred_locations): New type.
23298 (deferred_locations_list): New static var.
23299 (deffer_location): New function.
23300 (gen_variable_die): Use it.
23301 (decls_for_scope): Output info on local static vars.
23302 (dwarf2out_finish): Process deferred locations.
23303 * varpool.c (varpool_output_debug_info): Remove.
23305 2009-02-27 Jan Hubicka <jh@suse.cz>
23308 * tree.h (TREE_PROTECTED): Fix comment.
23309 (BLOCK_HANDLER_BLOCK): Remove.
23310 (struct tree_block): Remove handler_block add body_block.
23311 (inlined_function_outer_scope_p): New.
23312 (is_body_block): Remove.
23313 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23314 * dwarf2out.c (is_inlined_entry_point): Remove.
23315 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23316 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23318 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23319 * gimplify.c (gimplify_expr): Gimplify body blocks.
23320 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23321 block with multiple subblocks.
23322 (dump_scope_block): Prettier output; dump more flags and info.
23323 (dump_scope_blocks): New.
23324 (remove_unused_locals): Use dump_scope_blocks.
23325 * tree-flow.h (dump_scope_blocks): Declare.
23326 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23327 * stmt.c (is_body_block): Remove.
23328 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23329 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23331 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23333 PR middle-end/39308
23334 * graphite.c (graphite_loop_normal_form): Do not call
23335 number_of_iterations_exit from a gcc_assert.
23337 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23339 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23340 jumps if COND is NULL.
23341 (find_cond_jump): New function.
23342 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23343 * config/s390/s390.md: Remove z10_cobra attribute value.
23345 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23347 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23348 force_const_mem returns NULL_RTX.
23350 2009-02-26 Jan Hubicka <jh@suse.cz>
23353 * cgraph.h (varpool_output_debug_info): Remove.
23354 * cgraphunit.c (varpool_output_debug_info): Remove.
23355 * dwarf2out.c (deferred_locations_struct): New struct
23356 (deferred_locations): New type.
23357 (deferred_locations_list): New static var.
23358 (deffer_location): New function.
23359 (gen_variable_die): Use it.
23360 (decls_for_scope): Output info on local static vars.
23361 (dwarf2out_finish): Process deferred locations.
23362 * varpool.c (varpool_output_debug_info): Remove.
23364 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23366 PR rtl-optimization/39241
23367 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23368 to subreg_offset_representable_p.
23370 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23372 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23373 execute function prototype. Get f and nregs from max_reg_num
23374 and get_insns. Remove the first backward pass as it's dead,
23375 guard the forward pass by flag_expensive_optimizations.
23376 (rest_of_handle_regmove): Delete.
23377 (pass_regmove): Replace it with regmove_optimize.
23379 2009-02-25 Martin Jambor <mjambor@suse.cz>
23381 PR tree-optimization/39259
23382 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23383 calls_alloca function flags.
23384 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23385 calls are detected.
23387 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23389 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23390 flags_set_1_rtx, flags_set_1_set): Delete.
23391 (regmove_optimize): Do not call mark_flags_life_zones.
23393 2009-02-24 Julian Brown <julian@codesourcery.com>
23396 * config/arm/arm.c (require_pic_register): Only set
23397 cfun->machine->pic_reg once per function.
23399 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23401 * doc/invoke.texi (Link Options): Document an easier way to pass
23402 options that take arguments to the GNU linker using -Xlinker and -Wl.
23404 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23407 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23409 2009-02-24 Richard Guenther <rguenther@suse.de>
23412 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23414 2009-02-24 Richard Guenther <rguenther@suse.de>
23415 Zdenek Dvorak <ook@ucw.cz>
23417 PR tree-optimization/39233
23418 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23419 from converting them to a generic type.
23421 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
23423 PR tree-optimization/39260
23424 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
23425 contains a condition with a real type.
23426 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
23428 2009-02-23 Jason Merrill <jason@redhat.com>
23431 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
23432 narrowing_initializer_constant_valid_p.
23433 (narrowing_initializer_constant_valid_p): Don't return
23434 null_pointer_node for adding a pointer to itself.
23436 2009-02-23 Jan Hubicka <jh@suse.cz>
23439 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
23442 2009-02-23 Jan Hubicka <jh@suse.cz>
23444 PR tree-optimization/37709
23445 * tree.c (block_ultimate_origin): Move here from dwarf2out.
23446 * tree.h (block_ultimate_origin): Declare.
23447 * dwarf2out.c (block_ultimate_origin): Move to tree.c
23448 * tree-ssa-live.c (remove_unused_scope_block_p):
23449 Eliminate blocks containig no instructions nor live variables nor
23451 (dump_scope_block): New function.
23452 (remove_unused_locals): Enable removal of dead blocks by default;
23453 enable dumping at TDF_DETAILS.
23455 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23457 * config/i386/i386.c (classify_argument): Don't allow COImode
23459 (function_arg_advance_32): Don't allow OImode.
23460 (function_arg_32): Likewise.
23461 (function_value_32): Likewise.
23462 (return_in_memory_32): Likewise.
23463 (function_arg_64): Remove OImode comment.
23465 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23468 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
23469 ix86_expand_vector_set for V4DImode in 64bit mode only.
23470 (ix86_expand_vector_init_one_var): Likewise.
23472 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
23474 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
23476 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23479 * loop-iv.c: Revert last change.
23480 * emit-rtl.c: Likewise.
23482 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23485 * config/i386/i386.c (type_natural_mode): Remove an extra
23486 space in the warning message.
23487 (function_value_32): Handle 32-byte vector modes.
23488 (return_in_memory_32): Likewise.
23490 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23492 * loop-iv.c (truncate_value): New function.
23493 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
23495 (lowpart_subreg): Move to...
23496 * emit-rtl.c: ...here.
23498 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
23500 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
23501 accidental and undocumented change at revision 140860.
23503 2009-02-21 Joseph Myers <joseph@codesourcery.com>
23505 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
23506 take gimple_seq * arguments.
23507 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
23508 types_compatible_p langhook.
23510 2009-02-20 Mark Mitchell <mark@codesourcery.com>
23511 Joseph Myers <joseph@codesourcery.com>
23513 * config/arm/arm.c (arm_builtin_va_list): New function.
23514 (arm_expand_builtin_va_start): Likewise.
23515 (arm_gimplify_va_arg_expr): Likewise.
23516 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
23517 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
23518 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
23519 (va_list_type): New variable.
23520 (arm_mangle_type): Mangle va_list_type appropriately.
23522 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23524 PR middle-end/39157
23525 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
23526 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
23527 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
23528 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
23529 parameter to 1000 for -O1 by default.
23530 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
23532 * loop-invariant.c: Include params.h.
23533 (move_loop_invariants): Don't call move_single_loop_invariants on
23536 2009-02-20 Jaka Mocnik <jaka@xlab.si>
23538 * calls.c (emit_library_call_value_1): Use slot_offset instead of
23539 offset when calculating bounds for indexing stack_usage_map. Fixes
23540 a buffer overflow with certain target setups.
23542 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23545 * calls.c (expand_call): Clear try_tail_call if caller and callee
23546 disagree in promotion of function return value.
23548 2009-02-19 Jakub Jelinek <jakub@redhat.com>
23551 * c-common.c (c_determine_visibility): If visibility changed and
23552 DECL_RTL has been already set, call make_decl_rtl to update symbol
23555 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
23558 * varasm.c (assemble_variable): Don't check DECL_NAME when
23559 globalizing a variable.
23561 2009-02-19 Joseph Myers <joseph@codesourcery.com>
23564 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
23565 expression before any __builtin_trap call.
23566 * c-typeck.c (build_function_call): Convert and check function
23567 arguments before generating a call to a trap. Evaluate the
23568 function arguments before the trap.
23570 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
23573 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
23574 (UNSPEC_FXAM_MEM): New unspec.
23575 (fxam<mode>2_i387_with_temp): New insn and split pattern.
23576 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
23577 memory using fxam<mode>2_i387_with_temp to remove excess precision.
23579 2009-02-19 Richard Guenther <rguenther@suse.de>
23581 PR tree-optimization/39207
23582 PR tree-optimization/39074
23583 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
23584 storedanything_tree): New.
23585 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
23586 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
23587 (build_succ_graph): Add edges from STOREDANYTHING to all
23589 (init_base_vars): Initialize STOREDANYTHING.
23590 (compute_points_to_sets): Free substitution info after
23591 building the succ graph.
23592 (ipa_pta_execute): Likewise.
23594 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
23596 (do_ds_constraint): Do not add to special var or non-pointer
23598 (type_could_have_pointers): Split out from ...
23599 (could_have_pointers): ... here. For arrays use the element type.
23600 (create_variable_info_for): Initialize may_have_pointers.
23601 (new_var_info): Likewise.
23602 (handle_lhs_call): Make the HEAP variable unknown-sized.
23603 (intra_create_variable_infos): Use a type with pointers for
23604 PARM_NOALIAS, make it unknown-sized.
23606 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
23609 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
23611 2009-02-18 Jason Merrill <jason@redhat.com>
23614 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
23615 value if DECL_EXTERNAL.
23616 * tree-sra.c (sra_walk_gimple_assign): Likewise.
23617 * target.h (gcc_target::binds_local_p): Clarify "module".
23618 * tree.h (TREE_PUBLIC): Clarify "module".
23620 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
23623 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
23624 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
23626 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
23629 * c.opt (Wabi): Support C and ObjC.
23632 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
23634 * config/i386/i386.c (classify_argument): Warn once about the ABI
23635 change when passing union with long double.
23637 * doc/invoke.texi: Update -Wabi for warning psABI changes.
23639 2009-02-18 Joseph Myers <joseph@codesourcery.com>
23642 * c-parser.c (c_parser_compound_statement): Always enter and leave
23645 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23648 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
23650 2009-02-18 Jakub Jelinek <jakub@redhat.com>
23652 PR tree-optimization/36922
23653 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
23654 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
23657 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23659 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
23662 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23664 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
23666 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23668 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
23671 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
23672 Richard Sandiford <rdsandiford@googlemail.com>
23674 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
23675 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
23676 (loongson_biadd): ...this.
23678 2009-02-17 Richard Guenther <rguenther@suse.de>
23680 PR tree-optimization/39202
23681 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
23682 a var make sure to follow existing collapses.
23684 2009-02-17 Richard Guenther <rguenther@suse.de>
23686 PR middle-end/39214
23687 * langhooks.c (lhd_print_error_function): Check for NULL block.
23689 2009-02-17 Richard Guenther <rguenther@suse.de>
23691 PR tree-optimization/39204
23692 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
23695 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
23697 * config/soft-fp/double.h: Update from glibc CVS.
23699 2009-02-17 Richard Guenther <rguenther@suse.de>
23701 PR tree-optimization/39207
23702 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
23703 strict-aliasing warnings for pointers pointing to NULL.
23705 2009-02-16 Joseph Myers <joseph@codesourcery.com>
23708 * c-parser.c (c_parser_braced_init): Call pop_init_level when
23709 skipping until next close brace.
23711 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
23714 * config/i386/i386.c (ix86_expand_push): Set memory alignment
23715 to function argument boundary.
23717 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23719 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
23720 in the lea_add. Reload eventually constraints it properly.
23721 * config/picochip/constraints.md: Remove the target constraint
23722 "b", since it is not needed anymore.
23724 2009-02-16 Jakub Jelinek <jakub@redhat.com>
23726 * gthr-dce.h: Uglify function parameter and local variable names.
23727 * gthr-gnat.h: Likewise.
23728 * gthr-mipssde.h: Likewise.
23729 * gthr-nks.h: Likewise.
23730 * gthr-posix95.h: Likewise.
23731 * gthr-posix.h: Likewise.
23732 * gthr-rtems.h: Likewise.
23733 * gthr-single.h: Likewise.
23734 * gthr-solaris.h: Likewise.
23735 * gthr-tpf.h: Likewise.
23736 * gthr-vxworks.h: Likewise.
23737 * gthr-win32.h: Likewise.
23739 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
23742 * config/i386/i386.md: Restrict the new peephole2 to move
23743 between MMX/SSE registers.
23745 2009-02-15 Richard Guenther <rguenther@suse.de>
23748 2009-02-13 Richard Guenther <rguenther@suse.de>
23750 * configure.ac: Enable LFS.
23751 * configure: Re-generate.
23752 * config.in: Likewise.
23754 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23756 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
23757 spu_srqwbyte, spu_srqwbytebc): Define.
23758 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
23759 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
23760 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
23761 "shrqby_<mode>"): New insn-and-split patterns.
23762 * config/spu/spu.c (expand_builtin_args): Determine and return
23763 number of operands using spu_builtin_description data.
23764 (spu_expand_builtin_1): Use it.
23766 2009-02-13 Steve Ellcey <sje@cup.hp.com>
23769 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
23772 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23775 * config/i386/i386.c (override_options): Correct warning
23776 messages for -malign-loops, -malign-jumps and -malign-functions.
23778 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23781 * config/i386/i386.md: Restrict the new peephole2 to move
23782 between the general purpose registers.
23784 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23787 * config/i386/i386.c (type_natural_mode): Add a new argument.
23788 Return the original mode and warn ABI change if vector size is 32byte.
23789 (function_arg_advance): Updated.
23790 (function_arg): Likewise.
23791 (ix86_function_value): Likewise.
23792 (ix86_return_in_memory): Likewise.
23793 (ix86_sol10_return_in_memory): Likewise.
23794 (ix86_gimplify_va_arg): Likewise.
23795 (function_arg_32): Don't warn ABX ABI change here.
23796 (function_arg_64): Likewise.
23798 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
23800 * loop-iv.c (implies_p): In the final case, test that operands 0
23801 of the two comparisons match.
23803 * config/bfin/bfin.c (find_prev_insn_start): New function.
23804 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
23805 (find_next_insn_start): Move.
23807 2009-02-13 Richard Guenther <rguenther@suse.de>
23809 * configure.ac: Enable LFS.
23810 * configure: Re-generate.
23811 * config.in: Likewise.
23813 2009-02-13 Joseph Myers <joseph@codesourcery.com>
23816 * c-parser.c (c_parser_parms_list_declarator): Discard pending
23817 sizes on syntax error after some arguments have been parsed.
23819 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23821 * doc/invoke.texi (-fira): Remove.
23823 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23825 * caller-save.c: Replace regclass.c with reginfo.c in comments.
23826 * recog.c: Likewise.
23829 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
23831 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
23832 (umul_ppmm): Likewise.
23833 (count_leading_zeros): Likewise.
23834 (count_trailing_zeros): Likewise.
23835 (UMUL_TIME): Likewise.
23837 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23839 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
23840 soft-fp/t-softfp to tmake_file.
23842 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
23843 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
23844 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
23845 IA64_BUILTIN_INFQ]: New.
23846 (ia64_init_builtins): Initialize __builtin_infq,
23847 __builtin_fabsq and __builtin_copysignq if not HPUX.
23848 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
23849 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
23851 * config/ia64/lib1funcs.asm (__divtf3): Define only if
23853 (__fixtfti): Likewise.
23854 (__fixunstfti): Likewise.
23855 (__floattitf): Likewise.
23857 * config/ia64/libgcc-glibc.ver: New.
23858 * config/ia64/t-fprules-softfp: Likewise.
23859 * config/ia64/sfp-machine.h: Likewise.
23861 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
23862 (LIBGCC2_TF_CEXT): Likewise.
23863 (TF_SIZE): Likewise.
23864 (TARGET_INIT_LIBFUNCS): Likewise.
23866 * config/ia64/t-glibc (SHLINB_MAPFILES):
23867 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
23869 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23871 * config/i386/i386.c (construct_container): Rewrite processing
23872 BLKmode with X86_64_SSE_CLASS.
23874 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
23877 * config/i386/i386.md: Replace simplify_replace_rtx with
23878 replace_rtx in the new peephole2.
23880 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
23882 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
23883 loop unrolling do not happen at -O2.
23885 2009-02-12 Michael Matz <matz@suse.de>
23887 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
23889 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23891 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
23894 2009-02-12 Ben Elliston <bje@au.ibm.com>
23896 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
23897 patterns when updating the back chain. Missed in the 2009-02-10
23900 2009-02-11 Janis Johnson <janis187@us.ibm.com>
23902 * doc/extend.texi (Decimal Floating Types): Update identifier of
23903 draft TR and list of missing support.
23905 2009-02-11 Jakub Jelinek <jakub@redhat.com>
23907 PR middle-end/39154
23908 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
23909 bit to variable length decl's flags, add it also to its
23910 pointer replacement variable.
23912 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
23913 Jakub Jelinek <jakub@redhat.com>
23916 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
23917 (memory_blockage): New expander.
23918 (*memory_blockage): New insn pattern.
23919 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
23920 instead of general blockage at the end of function prologue when
23921 frame pointer is used to access red zone area. Do not emit blockage
23922 when profiling, it is emitted in generic code.
23923 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
23924 function epilogue when frame pointer is used to access red zone area.
23926 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
23929 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
23930 by arithmetic with memory operands.
23931 * config/i386/predicates.md (commutative_operator): New.
23933 2009-02-10 Janis Johnson <janis187@us.ibm.com>
23935 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
23938 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
23940 * alias.h (record_alias_subset): Declare.
23941 * alias.c (record_alias_subset): Make global.
23943 2009-02-10 Nick Clifton <nickc@redhat.com>
23945 * tree-parloops.c: Change license to GPLv3.
23946 * ipa-struct-reorg.c: Change license to GPLv3.
23947 * ipa-struct-reorg.h: Change license to GPLv3.
23949 2009-02-10 Steve Ellcey <sje@cup.hp.com>
23952 * c-decl.c (start_struct): Return NULL on error.
23954 2009-02-10 Jakub Jelinek <jakub@redhat.com>
23956 PR middle-end/39124
23957 * cfgloopmanip.c (remove_path): Call remove_bbs after
23958 cancel_loop_tree, not before it.
23961 * function.h (struct function): Add has_local_explicit_reg_vars bit.
23962 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
23963 VAR_DECLs were seen.
23964 * tree-ssa-live.c (remove_unused_locals): Recompute
23965 cfun->has_local_explicit_reg_vars.
23966 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
23967 copies or clearings if cfun->has_local_explicit_reg_vars.
23969 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
23972 * config/i386/i386.c (expand_prologue): Emit blockage at the end
23973 of function prologue when frame pointer is used to access
23976 2009-02-10 Richard Guenther <rguenther@suse.de>
23978 PR middle-end/39127
23979 * gimplify.c (gimple_regimplify_operands): Always look if
23980 we need to create a temporary.
23982 2009-02-10 Richard Guenther <rguenther@suse.de>
23984 PR tree-optimization/39132
23985 * tree-loop-distribution.c (todo): New global var.
23986 (generate_memset_zero): Trigger TODO_rebuild_alias.
23987 (tree_loop_distribution): Return todo.
23989 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
23992 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
23993 (x86_64_reg_class_name): Removed.
23994 (classify_argument): Return 0 if bytes > 32. Return 0 if the
23995 first one isn't X86_64_SSE_CLASS or any other ones aren't
23996 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
23997 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
23998 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
23999 and 3 X86_64_SSEUP_CLASS.
24000 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24001 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24003 2009-02-10 Ben Elliston <bje@au.ibm.com>
24005 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24006 form instruction to update the stack back chain word, even if the
24007 user has disabled the generation of update instructions.
24008 (movdi_<mode>_update_stack): New.
24009 (movsi_update_stack): Likewise.
24010 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24011 always use an update form instruction to update the stack back
24014 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24016 PR middle-end/38953
24017 * graphite.c (if_region_set_false_region): After moving a region in
24018 the false branch of a condition, remove the empty dummy basic block.
24019 (gloog): Remove wrong fix for PR38953.
24021 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24023 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24024 generation due to implicit sign extension.
24026 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24028 PR middle-end/38981
24029 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24030 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24032 2009-02-09 Richard Guenther <rguenther@suse.de>
24034 PR middle-end/35202
24035 * convert.c (convert_to_real): Disable (float)fn((double)x)
24036 to fnf(x) conversion if errno differences may occur and
24037 -fmath-errno is set.
24039 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24041 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24042 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24043 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24045 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24048 * c-common.c (handle_alias_attribute): Disallow attribute for
24049 anything not a FUNCTION_DECL or VAR_DECL.
24051 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24054 * real.c (do_compare): Special-case compare of zero against
24055 decimal float value.
24057 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24060 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24061 as indicating flexible array members unless the field itself is
24062 being declarared as the incomplete array.
24064 2009-02-06 Jan Hubicka <jh@suse.cz>
24066 PR tree-optimization/38844
24067 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24068 is already inlined.
24070 2009-02-06 Richard Guenther <rguenther@suse.de>
24072 PR middle-end/38977
24073 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24074 fork because we may expand it as __gcov_fork.
24076 2009-02-06 Nick Clifton <nickc@redhat.com>
24078 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24080 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24082 PR tree-optimization/35659
24083 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24084 vn_phi_eq): Shortcut if hashcode does not match.
24085 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24087 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24088 and avoid iterative_hash_expr.
24089 (FOR_EACH_VALUE_ID_IN_SET): New.
24090 (value_id_compare): Remove.
24091 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24092 sort expressions by value id.
24094 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24097 * config/sh/predicates.md (general_movsrc_operand): Don't check
24098 the subreg of system registers here.
24100 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24103 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24104 on the copied decl.
24106 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24108 PR rtl-optimization/39110
24109 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24110 addresses, not aligned ones.
24112 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24113 Richard Guenther <rguenther@suse.de>
24115 PR tree-optimization/39100
24116 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24117 comment says and add edges.
24119 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24122 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24123 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24125 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24127 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24128 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24129 register_bb_in_sese, new_sese, free_sese): Moved.
24130 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24131 outermost_loop_in_scop, build_scop_iteration_domain,
24132 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24133 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24134 Use loop_in_sese_p instead of loop_in_scop_p.
24135 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24136 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24137 (scopdet_basic_block_info): Fix bug in scop detection.
24138 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24139 eq_loop_to_cloog_loop): Remove.
24140 (nb_loops_around_loop_in_scop, nb_loop
24141 ref_nb_loops): Moved here...
24142 * graphite.h (ref_nb_loops): ... from here.
24143 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24144 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24145 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24146 * testsuite/gcc.dg/graphite/scop-19.c: New
24148 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24149 Hans-Peter Nilsson <hp@axis.com>
24151 PR rtl-optimization/37889
24152 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24153 Move offset handling from PLUS to before the switch. Use new
24154 arguments when considering SYMBOL_REFs too.
24155 (rtx_addr_can_trap_p): Pass dummy offset and size.
24156 (enum may_trap_p_flags): Remove.
24157 (may_trap_p_1): Pass size from MEM_SIZE.
24159 PR rtl-optimization/38921
24160 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24161 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24162 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24163 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24165 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24167 AVX Programming Reference (January, 2009)
24168 * config/i386/sse.md (*vpclmulqdq): New.
24170 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24172 PR tree-optimization/38977
24173 PR gcov-profile/38292
24174 * calls.c (special_function_p): Disregard __builtin_ prefix.
24176 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24178 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24179 non-indexable addresses even before reload.
24181 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24184 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24185 as having variable size. Do not give an error for unnamed
24186 parameters with [*] declarators. Give a warning for type names
24187 with [*] declarators and mark them as variable size.
24188 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24189 for sizeof applied to [*] type names.
24191 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24194 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24196 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24198 * gcc.c (process_command): Update copyright notice dates.
24199 * gcov.c (print_version): Likewise.
24200 * gcov-dump.c (print_version): Likewise.
24201 * mips-tfile.c (main): Likewise.
24202 * mips-tdump.c (main): Likewise.
24204 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24207 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24208 for composite type involving a zero-length array type.
24210 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24213 * function.c (match_asm_constraints_1): Skip over
24214 initial optional % in the constraint.
24216 PR inline-asm/39059
24217 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24218 supported, don't accept FIXED_CSTs.
24219 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24220 and _Sat is used without _Fract/_Accum. Set specs->type to
24221 integer_type_node for cts_fract/cts_accum if fixed point is not
24224 2009-02-02 Catherine Moore <clm@codesourcery.com>
24226 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24228 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24230 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24231 (ABI_HAS_64BIT_SYMBOLS): Use it.
24232 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24234 2009-02-02 Paul Brook <paul@codesourcery.com>
24236 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24238 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24240 PR inline-asm/39058
24241 * recog.h (asm_operand_ok): Add constraints argument.
24242 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24243 recurse on matching constraint.
24244 (check_asm_operands): Pass constraints as 3rd argument to
24245 asm_operand_ok. Don't look up matching constraint here.
24246 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24249 2009-02-02 Ben Elliston <bje@au.ibm.com>
24251 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24252 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24254 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24256 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24257 information. Remove some obsolete information. Reorganize.
24259 * config/pa/fptr.c: Revert license to GPL 2.
24260 * config/pa/milli64.S: Likewise.
24262 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24265 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24266 LIBRARY name in, instead of hard-coding it.
24267 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24268 extra target make frag to tmake_files according to EH model.
24269 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24270 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24271 frags that define makefile variable EH_MODEL appropriately.
24272 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24273 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24274 to "-sjlj" according to type of EH configured.
24275 (LIBGCC_SONAME): Concatenate it to shared library base name.
24276 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24277 to "_sjlj" according to type of EH configured.
24278 (LIBGCC_SONAME): Concatenate it to shared library base name.
24279 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24280 (SHLIB_LINK): Add missing semicolon to if-else construct.
24281 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24282 string value of "pe_dll" command-line option.
24283 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24284 (SHLIB_SONAME): Use it when overriding t-cygming default.
24285 (SHLIB_IMPLIB): Override t-cygming default.
24286 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24287 string value of "pe_dll" command-line option.
24289 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24292 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24293 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24295 2009-01-31 Richard Guenther <rguenther@suse.de>
24297 PR tree-optimization/38937
24298 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24299 computing the transitive closure.
24301 2009-01-30 Richard Guenther <rguenther@suse.de>
24303 PR tree-optimization/39041
24304 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24305 Propagate variable indices only if the types match for this stmt.
24307 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24310 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24311 inline but never defined.
24313 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24315 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24316 (*insv_h_di_reg_extimm): New insn.
24317 (*insv_l<mode>_reg_extimm): New insn.
24319 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24321 * config/picochip/picochip.c (flag_conserve_stack): set
24322 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24323 fconserve-stack. Reduce call-overhead used by inliner.
24325 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24328 * common.opt (flag_conserve_stack): Initialised to zero.
24330 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24333 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24334 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24337 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24339 * ira-color.c (allocno_reload_assign): Update comments.
24340 * regmove.c (regmove_optimize): Likewise.
24344 2009-01-29 Robert Millan <rmh@aybabtu.com>
24346 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24347 * config/i386/kopensolaris-gnu.h: New file. Undefine
24348 `MD_UNWIND_SUPPORT'.
24349 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24351 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24353 PR tree-optimization/39007
24354 * tree-loop-distribution.c (generate_builtin): Use
24355 recompute_dominator to compute the immediate dominator of the
24356 basic block just after the loop.
24358 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24360 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24361 (ASM_OUTPUT_DWARF_PCREL): Define.
24363 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24365 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24366 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24367 global. Modify entries about regmove and IRA.
24369 * ra-conflict.c: Remove the file.
24371 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24373 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24374 (pass_regclass_init): Rename to pass_reginfo_init.
24376 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24378 * toplev.h (flag_ira): Remove.
24380 * caller-save.c (setup_save_areas): Remove flag_ira.
24382 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24384 * global.c: Remove the file.
24386 * opts.c (decode_options): Remove flag_ira.
24388 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24390 * regmove.c: Modify file description.
24391 (find_use_as_address, try_auto_increment): Define them only if
24392 AUTO_INC_DEC is defined.
24393 (replacement_quality, replace_in_call_usage, fixup_match_1,
24394 stable_and_no_regs_but_for_p): Remove.
24395 (reg_set_in_bb): Make it static.
24396 (regmove_optimize): Remove flag_ira and code which worked for
24399 * local-alloc.c: Remove the file.
24401 * common.opt (fira): Remove.
24403 * ira.c: Include except.h.
24404 (eliminable_regset): Move from global.c.
24405 (mark_elimination): Ditto. Remove flag_ira.
24406 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24407 equiv_mem_modified, validate_equiv_mem_from_store,
24408 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24409 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24410 no_equiv, recorded_label_ref): Move from local-alloc.c.
24411 (update_equiv_regs): Ditto. Make it static.
24412 (print_insn_chain, print_insn_chains): Move it from global.c.
24413 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24414 (build_insn_chain): Ditto. Make it static.
24415 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24416 Rename to init_live_subregs.
24417 (gate_ira): Remove flag_ira.
24419 * regclass.c: Rename reginfo.c. Change file description.
24420 (FORBIDDEN_INC_DEC_CLASSES): Remove.
24421 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
24422 (init_reg_sets_1): Remove code for evaluation of
24423 reg_class_superclasses and losing_caller_save_reg_set.
24424 (init_regs): Remove init_reg_autoinc.
24425 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
24426 ok_for_base_p_nonstrict): Remove.
24427 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
24428 (pass_regclass_init): Rename to pass_reginfo_init. Modify
24429 corresponding entries.
24430 (dump_regclass, record_operand_costs, scan_one_insn,
24431 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
24432 record_address_regs, auto_inc_dec_reg_p): Remove.
24433 (gt-regclass.h): Rename to gt-reginfo.h.
24435 * rtl.h (dump_global_regs, retry_global_alloc,
24436 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
24438 * Makefile.in (RA_H): Remove.
24439 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
24440 Rename regclass.o to reginfo.o.
24441 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
24443 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
24444 (GTFILES): Rename regclass.c to reginfo.c.
24446 * passes.c (init_optimization_passes): Remove pass_local_alloc and
24447 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
24449 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24450 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
24452 (finish_spills): Ditto. Remove code for !flag_ira.
24454 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
24456 PR middle-end/35854
24457 * doc/invoke.texi (rtl debug options): Complete rewrite.
24458 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
24460 * mode-switching.c (pass_mode_switching): Rename pass from
24461 "mode-sw" to "mode_sw".
24462 * except.c (pass_convert_to_eh_ranges): Rename pass from
24463 "eh-ranges" to "eh_ranges".
24464 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
24468 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
24469 Alexander Monakov <amonakov@ispras.ru>
24471 PR middle-end/38857
24472 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
24474 (move_exprs_to_boundary): Change return type and pass through
24475 should_move from move_op. Relax assert. Update usage ...
24476 (schedule_expr_on_boundary): ... here. Use should_move instead of
24478 (move_op_orig_expr_found): Indicate that insn was disconnected from
24480 (code_motion_process_successors): Do not call after_merge_succs
24481 callback if original expression was not found when traversing any of
24483 (code_motion_path_driver): Change return type. Update prototype.
24484 (move_op): Update comment. Add a new parameter (should_move). Update
24485 prototype. Set *should_move based on indication provided by
24486 move_op_orig_expr_found.
24488 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
24490 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
24491 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
24492 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
24493 * config/rs6000/rs6000.c (rs6000_override_options): Default
24494 avoid-indexed-addresses on for Power6, off for everything else.
24495 (avoiding_indexed_address_p): New function.
24496 (rs6000_legitimize_address): Use it.
24497 (rs6000_legitimate_address): Likewise.
24498 * config/rs6000/rs6000.md (movXX_updateX): Likewise
24500 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
24502 PR tree-optimization/38997
24503 * tree-loop-distribution.c (generate_memset_zero): Use
24504 POINTER_PLUS_EXPR for a pointer addition.
24506 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
24508 * config/s390/s390.md (bswap<mode>2): New pattern added.
24510 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24512 * config/s390/s390.md (*tls_load_31): Added type attribute.
24514 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24516 * config/s390/s390.md: Fix a few comments.
24518 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24520 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
24521 (*tm<mode>_full): Fixed z10prop attribute.
24522 (*tst<mode>_extimm): Fixed z10prop attribute.
24523 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
24524 (*tstqiCCT_cconly): Fixed z10prop attribute.
24525 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
24526 (*movsi_larl): Fixed z10prop attribute.
24527 (*movsi_zarch): Fixed z10prop attribute.
24528 (*movsi_eas): Fixed z10prop attribute.
24529 (*movhi): Fixed z10prop attribute.
24530 (*movqi): Fixed z10prop attribute.
24531 (*movstrictqi): Fixed z10prop attribute.
24532 (*mov<mode>): Fixed z10prop attribute.
24533 (*movcc): Fixed z10prop attribute.
24534 (*sethighpartdi_64): Fixed z10prop attribute.
24535 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
24536 (*negdi2_sign_cc): Fixed z10prop attribute.
24537 (*negdi2_sign): Fixed z10prop attribute.
24538 (*absdi2_sign_cc): Fixed z10prop attribute.
24539 (*absdi2_sign): Fixed z10prop attribute.
24540 (*negabsdi2_sign_cc): Fixed z10prop attribute.
24541 (*negabsdi2_sign): Fixed z10prop attribute.
24542 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
24543 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
24544 (doloop_si64): Fixed z10prop attribute.
24545 (doloop_si31): Fixed z10prop attribute.
24546 (doloop_long): Fixed z10prop attribute.
24547 (indirect_jump): Fixed z10prop attribute.
24548 (nop): Fixed z10prop attribute.
24549 (main_base_64): Fixed z10prop attribute.
24550 (reload_base_64): Fixed z10prop attribute.
24552 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24554 PR rtl-optimization/38740
24555 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
24557 * config/mips/mips.c (mips_reorg): Likewise.
24559 2009-01-28 Richard Guenther <rguenther@suse.de>
24561 PR tree-optimization/38926
24562 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
24563 with the correct value id to a value.
24564 (do_regular_insertion): Use the value number of edoubleprime
24565 for the value number of the expr.
24568 2008-08-21 Richard Guenther <rguenther@suse.de>
24570 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
24571 a PHI ask VN if it is already available.
24572 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
24573 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
24575 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24577 PR middle-end/38934
24578 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
24579 set to varying whenever max has TREE_OVERFLOW set, similarly
24580 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
24582 2009-01-28 Richard Guenther <rguenther@suse.de>
24584 PR middle-end/38908
24585 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
24586 uninitialized aggregate uses in call arguments.
24588 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
24590 PR tree-optimization/38984
24591 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
24592 the nothing_id variable if -fno-delete-null-pointer-checks.
24594 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
24597 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
24598 (set_got_offset_rex64): Ditto.
24600 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
24603 * doc/extend.texi: Improve local variable with asm reg.
24605 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
24607 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
24608 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
24609 was not supplied then set warn_packed_bitfield_compat to the
24610 default value of 1.
24611 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
24614 2009-01-27 Richard Guenther <rguenther@suse.de>
24616 PR tree-optimization/38503
24617 * cfgexpand.c (expand_gimple_basic_block): Ignore
24618 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
24619 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
24620 variables that cannot have TBAA applied.
24621 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
24624 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
24626 PR middle-end/38969
24627 * calls.c (initialize_argument_information): Do not wrap complex
24628 arguments in SAVE_EXPR.
24630 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
24632 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
24633 (INSTALL_LIBGCC): Revert typo commit.
24635 2009-01-26 Richard Guenther <rguenther@suse.de>
24637 PR tree-optimization/38745
24638 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
24639 from special handling.
24641 2009-01-26 Richard Guenther <rguenther@suse.de>
24643 PR tree-optimization/38745
24644 * tree-ssa.c (execute_update_addresses_taken): Do not include
24645 variables that cannot possibly be a register in not_reg_needs.
24646 Do not clear TREE_ADDRESSABLE on vars that may not become
24648 * tree-ssa.c (update_alias_info_1): Include those in the set
24649 of addressable vars.
24651 2009-01-26 Richard Guenther <rguenther@suse.de>
24653 PR middle-end/38851
24654 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
24655 * tree-ssa-dse.c: Include langhooks.h
24656 (execute_simple_dse): Remove stores with zero size.
24658 2009-01-24 Jakub Jelinek <jakub@redhat.com>
24661 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
24664 2009-01-24 Julian Brown <julian@codesourcery.com>
24666 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
24667 config/arm/linux-atomic.c.
24668 * config/arm/linux-atomic.c: New.
24670 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
24672 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
24673 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
24674 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
24676 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
24679 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
24682 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
24684 PR tree-optimization/38953
24685 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
24686 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
24687 (gloog): Split the exit of the scop when the scop exit is a loop exit.
24688 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
24691 2009-01-24 Paul Brook <paul@codesourcery.com>
24693 * config/arm/neon.md (neon_type): Move to arm.md.
24694 (neon_mov<VSTRUCT>): Add neon_type attribute.
24695 * config/arm/arm.md (neon_type): Move to here.
24696 (conds): Add "unconditioal" and use as default for NEON insns.
24698 2009-01-24 Ben Elliston <bje@au.ibm.com>
24700 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
24701 void *' warning from -Wc++-compat.
24702 * Makefile.in (dominance.o-warn): Remove.
24704 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
24706 PR tree-optimization/38932
24707 * fold-const.c (fold_unary_ignore_overflow): New.
24708 * tree.h (fold_unary_ignore_overflow): Declare.
24709 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
24710 * tree-ssa-sccvn.c (visit_reference_op_load,
24711 simplify_unary_expression): Likewise.
24713 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
24715 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
24716 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
24717 regardless of their type.
24718 * c-common.c (handle_packed_attribute): Don't ignore packed on
24720 * c.opt (Wpacked-bitfield-compat): New warning option.
24721 * stor-layout.c (place_field): Warn if offset of a field changed.
24722 * doc/extend.texi (packed): Mention the ABI change.
24723 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
24724 (Warning Options): Add it to the list.
24726 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
24728 * c-opts.c (c_common_post_options): Fix a typo in comments.
24730 2009-01-22 Steve Ellcey <sje@cup.hp.com>
24732 PR middle-end/38615
24733 * gimplify.c (gimplify_init_constructor): Fix promotion of const
24734 variables to static.
24735 * doc/invoke.texi (-fmerge-all-constants): Update description.
24737 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
24740 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
24741 (*movdi_1_rex64): Use type "mmx" for alternative 5.
24743 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
24745 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
24747 (LOCAL_ALIGNMENT): Similarly.
24749 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24750 Joseph Myers <joseph@codesourcery.com>
24752 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
24753 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
24754 * config/arm/arm-tune.md: Regenerate.
24755 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
24758 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24760 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
24761 version number to five.
24763 2009-01-22 Dodji Seketeli <dodji@redhat.com>
24766 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
24767 * c-common.c (set_underlying_type): Likewise.
24768 (is_typedef_decl ): Likewise
24770 (set_underlying_type): Likewise.
24771 (is_typedef_type): Likewise.
24773 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
24775 PR middle-end/38587
24776 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
24779 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
24782 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
24783 (LIBGCC_SPEC): Don't define.
24784 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
24786 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
24788 PR rtl-optimization/38879
24789 * alias.c (base_alias_check): Unaligned access via AND address can
24790 alias all surrounding object types except those with sizes equal
24791 or wider than the size of unaligned access.
24793 2009-01-21 Dodji Seketeli <dodji@redhat.com>
24796 * c-decl.c (clone_underlying_type): Move this ...
24797 * c-common.c (set_underlying_type): ... here.
24798 Also, make sure the function properly sets TYPE_STUB_DECL() on
24799 the newly created typedef variant type.
24800 (is_typedef_decl ): New entry point.
24801 * tree.h: Added a new member member_types_needing_access_check to
24802 struct tree_decl_non_common.
24803 (set_underlying_type): New entry point.
24804 (is_typedef_type): Likewise.
24806 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
24808 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
24809 Check whether two instructions have memory references that
24810 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
24811 are helper functions for traversing.
24812 * alias.h (insn_alias_sets_confilict_p): New prototypes.
24813 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
24814 not to draw dependency edge for instructions with non-conflicting
24817 2009-01-20 Joseph Myers <joseph@codesourcery.com>
24820 * longlong.h: Update copyright years. Use soft-fp license notice.
24821 Sync __clz_tab declaration with glibc.
24823 2009-01-20 Steve Ellcey <sje@cup.hp.com>
24826 * doc/extend.texi (syscall_linkage): New.
24827 (version_id): Modify.
24829 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
24830 Richard Guenther <rguenther@suse.de>
24832 PR tree-optimization/38747
24833 PR tree-optimization/38748
24834 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
24835 conversion if the base address is an indirect reference and the
24836 aliasing sets could cause issues.
24838 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24840 * common.opt (fgraphite, fgraphite-identity): Add comment for
24841 explaining why these options are not documented.
24843 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24845 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
24846 gimple_call_lhs is NULL.
24848 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
24851 * emit-rtl.c (adjust_address_1): Make sure memref is never
24854 2009-01-20 Ben Elliston <bje@au.ibm.com>
24856 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24857 const qualifier from arg parameter. Remove unnecessary cast to char *.
24858 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24859 const qualifier from arg 2.
24861 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
24863 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
24865 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
24868 * rtl.h (reinit_regs): New prototype.
24869 * regclass.c: Include ira.h.
24870 (reinit_regs): New.
24871 * Makefile.in (regclass.o): Add ira.h.
24872 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
24874 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
24877 * c-common.c (handle_aligned_attribute): Use
24878 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
24879 default alignment value.
24881 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
24883 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
24884 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
24886 * doc/extend.texi: Update __attribute__ ((aligned)). Document
24887 __BIGGEST_ALIGNMENT__.
24889 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
24891 2009-01-18 Richard Guenther <rguenther@suse.de>
24893 PR tree-optimization/38819
24894 * tree-flow.h (operation_could_trap_helper_p): Declare.
24895 * tree-eh.c (operation_could_trap_helper_p): Export.
24896 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
24897 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
24898 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
24899 are about to insert a possibly trapping instruction and fail
24902 2009-01-18 Andreas Schwab <schwab@suse.de>
24904 * doc/install.texi (Configuration): Remove obsolete paragraph
24905 about use of --with-gnu-ld with --with-gnu-as.
24907 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
24909 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
24910 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
24911 Follow spelling conventions.
24913 2009-01-18 Ben Elliston <bje@au.ibm.com>
24915 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
24916 C++ warning about implicit conversion from void * to struct
24918 (bitmap_obstack_free): Likewise for bitmap_element *.
24919 * Makefile.in (bitmap.o-warn): Remove.
24921 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
24923 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
24925 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
24926 Tobias Grosser <tobi.grosser@amd.com>
24928 * graphite.c (graphite_trans_scop_block): Do not block single
24931 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
24933 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
24934 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
24935 test with assertion.
24937 2009-01-16 Richard Guenther <rguenther@suse.de>
24939 PR tree-optimization/38835
24940 PR middle-end/36227
24941 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
24942 and INT + PTR -> (INT)(PTR p+ INT) folding.
24943 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
24945 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
24948 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
24949 the subreg from a lowpart subreg if it is also casting the value.
24951 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
24952 Tobias Grosser <tobi.grosser@amd.com>
24954 * graphite.c (compare_prefix_loops): New.
24955 (build_scop_canonical_schedules): Rewritten.
24956 (graphite_transform_loops): Move build_scop_canonical_schedules
24957 after build_scop_iteration_domain.
24959 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
24960 Tobias Grosser <tobi.grosser@amd.com>
24962 * graphite.c (add_conditions_to_domain): Add the loops to
24963 the dimension of the iteration domain. Do copy the domain
24964 only when it exists.
24965 (build_scop_conditions_1): Do not call add_conditions_to_domain.
24966 (add_conditions_to_constraints): New.
24967 (can_generate_code_stmt, can_generate_code): Removed.
24968 (gloog): Do not call can_generate_code.
24969 (graphite_transform_loops): Call add_conditions_to_constraints
24970 after building the iteration domain.
24972 2009-01-16 Jakub Jelinek <jakub@redhat.com>
24974 PR tree-optimization/38789
24975 * tree-ssa-threadedge.c
24976 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
24977 __builtin_constant_p.
24979 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
24981 * dce.c (delete_unmarked_insns): Reversed the order that insns are
24982 examined before deleting them.
24984 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
24986 * function.c (aggregate_value_p): Correctly extract the function
24987 type from CALL_EXPR_FN lookup.
24989 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24991 * config/picochip/picochip.c (picochip_override_options): Revert
24992 CFI asm flag disable commited previously.
24994 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
24995 Tobias Grosser <tobi.grosser@amd.com>
24996 Jan Sjodin <jan.sjodin@amd.com>
24998 * graphite.c (scan_tree_for_params): On substractions negate
24999 all the coefficients of the term.
25000 (clast_to_gcc_expression_red): New. Handle reduction expressions
25001 of more than two operands.
25002 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25003 (get_vdef_before_scop): Handle also the case of default definitions.
25005 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25007 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25008 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25009 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25011 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25012 Joey Ye <joey.ye@intel.com>
25014 PR middle-end/37843
25015 * cfgexpand.c (expand_stack_alignment): Don't update stack
25016 boundary nor check incoming stack boundary here.
25017 (gimple_expand_cfg): Update stack boundary and check incoming
25018 stack boundary here.
25020 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25022 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25024 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25026 PR rtl-optimization/38245
25027 * calls.c (expand_call): Add stack arguments to
25028 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25029 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25030 in regs and partially in memory or BLKmode arguments.
25031 (emit_library_call_value_1): Add stack arguments to
25032 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25033 ACCUMULATE_OUTGOING_ARGS).
25034 * dce.c: Include tm_p.h.
25035 (find_call_stack_args): New function.
25036 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25038 (mark_insn): Call find_call_stack_args for CALL_Ps.
25039 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25040 forwards. Allocate and free arg_stores bitmap if needed, pass it
25041 down to deletable_insn_p, don't mark stores set in arg_stores
25042 bitmap, clear the bitmap at the beginning of each bb.
25043 * Makefile.in (dce.o): Depend on $(TM_P_H).
25045 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25048 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25049 to make sure the insn is a conditional test (bug 22599). Reformat a
25052 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25054 PR middle-end/38431
25055 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25056 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25057 (gloog): Do not call cleanup_tree_cfg.
25058 (graphite_transform_loops): Call cleanup_tree_cfg after all
25059 scops have been code generated.
25061 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25062 * doc/gty.texi (Invoking the garbage collector): Added new node
25063 and section documenting ggc_collect.
25065 2009-01-14 Richard Guenther <rguenther@suse.de>
25067 PR tree-optimization/38826
25068 PR middle-end/38477
25069 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25070 initialization notes only if we actually emitted a warning.
25071 (intra_create_variable_infos): Add constraints for a result decl
25072 that is passed by hidden reference.
25073 (build_pred_graph): Mark all related variables non-direct on
25076 2009-01-14 Nick Clifton <nickc@redhat.com>
25078 * ira-conflicts.c: Include addresses.h for the definition of
25080 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25081 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25083 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25086 * Makefile.in (ira-lives.o): Add except.h.
25088 * ira-lives.c: Include except.h.
25089 (process_bb_node_lives): Process can_throw_internal.
25091 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25093 PR rtl-optimization/38774
25094 * combine.c (simplify_set): When undoing cc_use change, don't do
25095 PUT_CODE on the newly created comparison, but instead put back the
25098 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25100 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25101 values. Remove duplicate arm8 entry.
25103 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25105 PR tree-optimization/38786
25106 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25107 the SSA_NAME case of expand_scalar_variables_expr.
25108 Set the type of an expression to the type of its assign statement.
25109 (expand_scalar_variables_expr): Also gather the scalar computation
25110 used to index the memory access. Do not pass loop_p.
25111 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25112 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25113 the gimple_stmt_iterator where it inserts new code.
25114 Do not pass loop_p.
25115 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25116 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25118 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25120 * graphite.h (debug_value): Removed.
25121 * graphite.c (debug_value): Removed.
25123 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25125 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25126 ldrd/strd with two 32-bit instructions.
25128 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25130 * config/arm/arm.c (struct processors): Pass for speed down into
25131 cost helper functions.
25132 (const_ok_for_op): Handle COMPARE and inequality nodes.
25133 (arm_rtx_costs_1): Rewrite.
25134 (arm_size_rtx_costs): Update prototype.
25135 (arm_rtx_costs): Pass speed down to helper functions.
25136 (arm_slowmul_rtx_costs): Rework cost calculations.
25137 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25138 (arm_9e_rtx_costs): Likewise.
25140 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25142 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25143 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25144 (alpha_legitimize_address): Do not split local symbols wider than
25145 UNITS_PER_WORD into HIGH/LO_SUM parts.
25147 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25150 * gcc.c (process_command): Replace call to execvp with calls
25151 to pex_one and exit.
25153 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25156 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25157 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25158 variant for devices with 3-byte PC.
25159 (__tablejump_elpm__): New.
25161 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25164 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25165 offsetof member-designator, handle it as `[0].'.
25167 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25169 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25170 function when not using named sections on targets with named sections
25171 if branch distance is less than 262132.
25173 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25175 * combine.c (combine_instructions): Recompute
25176 optimize_this_for_speed_p for each BB in the main combine loop.
25178 2009-01-12 Tomas Bily <tbily@suse.cz>
25181 * tree-loop-distribution.c (prop_phis): New function.
25182 (generate_builtin): Call prop_phis.
25183 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25185 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25187 PR tree-optimization/38807
25188 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25189 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25191 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25193 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25194 subreg of op0 to the original op0.
25196 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25198 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25200 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25203 * mips-tfile.c (parse_def): Fix parsing of def strings
25204 starting with digits.
25206 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25209 * config/arm/arm.c (arm_is_long_call_p): Don't call
25210 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25212 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25214 * regrename.c (regrename_optimize): Fix dumping.
25215 (find_oldest_value_reg): Preserve REG_POINTER.
25216 (copy_hardreg_forward_1): Likewise.
25218 2009-01-09 Diego Novillo <dnovillo@google.com>
25220 * gimple.h (struct gimple_statement_base) <uid>: Document
25221 the restrictions on its use.
25222 (gimple_uid): Tidy.
25223 (gimple_set_uid): Tidy.
25225 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25227 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25228 zero guard even if align_bytes != 0 and count is smaller than
25231 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25233 PR rtl-optimization/38495
25234 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25235 (add_range_and_copies_from_move_list): Print all added ranges.
25236 Add ranges to memory optimized destination.
25238 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25242 * config/i386/i386.c (override_options): Reject
25243 -mstringop-strategy=rep_8byte with -m32.
25244 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25245 to 1. Do count comparison against epilogue_size_needed at compile
25246 time even when count_exp was constant forced into register. For
25247 size_needed don't jump to epilogue, instead just avoid aligning
25248 and invoke the body algorithm. If need_zero_guard, add zero guard
25249 even if count is non-zero, but smaller than size_needed + number of
25250 bytes that could be stored for alignment.
25251 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25252 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25253 but smaller than size_needed + number of bytes that could be stored
25254 for alignment. Compare size_needed with epilogue_size_needed instead
25255 of desired_align - align, don't adjust size_needed, pass
25256 epilogue_size_needed to the epilogue expanders.
25259 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25261 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25263 * pa.c (last_address): Change to unsigned.
25264 (update_total_code_bytes): Change argument to unsigned. Don't
25265 check if insn addresses are set.
25266 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25267 addresses are not set.
25268 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25270 2009-01-09 Nick Clifton <nickc@redhat.com>
25272 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25273 DECL_DECLARED_INLINE_P.
25275 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25277 PR middle-end/38347
25278 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25279 GET_MODE (op0) in operand_subword_force calls.
25281 PR middle-end/38771
25282 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25283 fold_convert arg0 operands to TREE_TYPE (op0) first.
25285 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25287 * params.def (ira-max-conflict-table-size): Decrease default value
25290 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25292 PR tree-optimization/37031
25293 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25295 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25296 allocate it using gc instead of heap, use VEC_quick_push instead of
25298 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25299 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25300 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25301 allocated vector from heap allocated.
25302 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25303 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25304 vector only after perfect_loop_nest_depth call.
25306 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25307 Jan Sjodin <jan.sjodin@amd.com>
25309 PR tree-optimization/38559
25310 * graphite.c (debug_value, copy_constraint,
25311 swap_constraint_variables, scale_constraint_variable, ): New.
25312 (get_lower_bound, get_upper_bound): Removed.
25313 (graphite_trans_bb_strip_mine): Clean up this code that works
25314 only for constant number of iterations. Fully copy upper and
25315 lower bound constraints, not only the constant part of them.
25316 * graphite.h (debug_value): Declared.
25318 2009-01-08 Ira Rosen <irar@il.ibm.com>
25320 PR tree-optimization/37194
25321 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25322 Don't add the cost of cost model guard in prologue to scalar
25323 outside cost in case of known number of iterations.
25325 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25326 Alan Modra <amodra@bigpond.net.au>
25328 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25329 non-word-aligned REG+CONST addressing.
25331 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25334 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25335 free_after_compilation when outputting a thunk.
25336 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25337 Do not call free_after_compilation here.
25339 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25341 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25342 (ix86_valid_target_attribute_inner_p): Ditto.
25344 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25346 PR tree-optimization/38492
25347 PR tree-optimization/38498
25348 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25349 * tree-chrec.h (scev_is_linear_expression): Declared.
25350 * graphite.c (graphite_cannot_represent_loop_niter): New.
25351 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25352 (graphite_loop_normal_form): Use gcc_assert.
25353 (scan_tree_for_params): Use CASE_CONVERT.
25354 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25355 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25356 Use gcc_assert. Discard scops that contain unhandled cases.
25357 (build_scop_conditions): Return a boolean status for unhandled cases.
25358 (strip_mine_profitable_p): Print the loop number, not its depth.
25359 (is_interchange_valid): Pass the depth of the loop nest, don't
25360 recompute it wrongly.
25361 (graphite_trans_bb_block): Same.
25362 (graphite_trans_bb_block): Print tentative of loop blocking.
25363 (graphite_trans_scop_block): Do not print that the loop has been
25365 (graphite_transform_loops): Do not handle scops that contain condition
25368 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25370 AVX Programming Reference (December, 2008)
25371 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25372 (_mm256_stream_pd): Likewise.
25373 (_mm256_stream_ps): Likewise.
25375 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25376 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25377 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25378 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25379 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25380 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25381 (ix86_expand_special_args_builtin): Likewise.
25383 * config/i386/sse.md (AVXMODEDI): New.
25384 (avx_movnt<mode>): Likewise.
25385 (avx_movnt<mode>): Likewise.
25386 (<sse>_movnt<mode>): Remove AVX support.
25387 (sse2_movntv2di): Likewise.
25389 2009-01-07 Richard Guenther <rguenther@suse.de>
25391 PR middle-end/38751
25392 * fold-const.c (extract_muldiv): Remove obsolete comment.
25393 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25394 to PLUS_EXPR canonicalization for the canonicalization.
25396 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25398 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25399 hosted cross-compilers generating less efficient code.
25401 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25403 * function.h (rtl_data): Add a dbr_scheduled_p field.
25404 * reorg.c (dbr_schedule): Set it.
25405 (gate_handle_delay_slots): Check it.
25406 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25407 (mips_reorg): Check flag_delayed_branch instead of
25408 mips_base_delayed_branch.
25409 (mips_override_options): Don't set mips_base_delayed_branch
25410 or flag_delayed_branch.
25412 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25414 PR rtl-optimization/38426.
25415 * ira.c (ira): Set current_function_is_leaf earlier.
25417 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25419 PR rtl-optimization/38722
25420 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
25421 too early, only set a flag and modify after last possible
25424 2009-01-06 Janis Johnson <janis187@us.ibm.com>
25427 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
25428 * real.c (decimal_single_format): Correct values of emin and emax.
25429 (decimal_double_format): Ditto.
25430 (decimal_quad_format): Ditto.
25431 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
25432 computation of DECnn_MIN and DECnn_MAX for corrected values of
25433 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
25434 __DECnn_MIN__, and adjust its computation for the corrected value
25437 2009-01-06 Jan Hubicka <jh@suse.cz>
25440 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
25442 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
25444 * doc/contrib.texi (Contributors): Slightly adjust the end note.
25445 Add Robert Clark to the list of testers.
25447 2009-01-06 Jan Hubicka <jh@suse.cz>
25448 Kai Tietz <kai.tietz@onevision.com>
25450 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
25451 * config/i386/i386.c (ix86_expand_call): Add clobbers.
25453 2009-01-06 Jan Hubicka <jh@suse.cz>
25454 Kai Tietz <kai.tietz@onevision.com>
25456 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
25458 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
25459 (ix86_nsaved_regs): Count only general purpose regs.
25460 (ix86_nsaved_sseregs): New.
25461 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
25462 to 16 for w64; compute padding and size of sse reg save area.
25463 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
25464 general purpose regs.
25465 (ix86_emit_save_sse_regs_using_mov): New.
25466 (ix86_expand_prologue): Save SSE regs if needed.
25467 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
25468 (ix86_emit_restore_sse_regs_using_mov): New.
25469 (ix86_expand_epilogue): Save SSE regs if needed.
25471 2009-01-06 Jan Hubicka <jh@suse.cz>
25472 Kai Tietz <kai.tietz@onevision.com>
25474 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
25475 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
25476 functions when accumulate outgoing args is off.
25478 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25481 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
25482 before using pseudos_have_intersected_live_ranges_p.
25484 * ira-int.h (ira_assert): Always define.
25486 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25488 AVX Programming Reference (December, 2008)
25489 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
25490 (_mm256_permute2_pd): Likewise.
25491 (_mm_permute2_ps): Likewise.
25492 (_mm256_permute2_ps): Likewise.
25493 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
25494 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
25496 * config/i386/i386.c (ix86_builtins): Remove
25497 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
25498 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
25499 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
25500 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
25501 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
25502 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
25503 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
25504 __builtin_ia32_vpermil2ps256.
25505 (ix86_init_mmx_sse_builtins): Updated.
25506 (ix86_expand_args_builtin): Likewise.
25508 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25510 * pa.c (output_call): Relocate non-jump insns in the delay slot of
25511 long absolute calls when generating PA 2.0 code.
25513 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
25515 PR rtl-optimization/38583
25516 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
25518 * params.def (ira-max-conflict-table-size): New.
25520 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
25522 * ira.h (ira_conflicts_p): New external definition.
25524 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
25525 table. Report this. Return result of building.
25526 (ira_build_conflicts): Use ira_conflicts_p. Check result of
25527 building conflict table.
25529 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
25530 (ira_color): Use ira_conflicts_p.
25532 * global.c: Include ira.h.
25533 (pseudo_for_reload_consideration_p, build_insn_chain): Use
25536 * Makefile.in (global.o): Add ira.h.
25538 * ira-build.c (mark_all_loops_for_removal,
25539 propagate_some_info_from_allocno): New.
25540 (remove_unnecessary_allocnos): Call
25541 propagate_some_info_from_allocno.
25542 (remove_low_level_allocnos): New.
25543 (remove_unnecessary_regions): Add parameter. Call
25544 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
25545 parameter to remove_unnecessary_regions.
25546 (ira_build): Remove all regions but root if the conflict table was
25547 not built. Update conflict hard regs for allocnos crossing calls.
25549 * ira.c (ira_conflicts_p): New global.
25550 (ira): Define and use ira_conflicts_p.
25552 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25553 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
25554 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
25556 2009-01-06 Ben Elliston <bje@au.ibm.com>
25558 * gengtype-lex.l (YY_NO_INPUT): Define.
25560 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
25563 * c-common.c (handle_vector_size_attribute): Also reject
25564 BOOLEAN_TYPE types.
25566 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
25568 PR tree-optimization/38492
25569 * graphite.c (rename_map_elt, debug_rename_elt,
25570 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
25571 rename_map_elt_info, eq_rename_map_elts,
25572 get_new_name_from_old_name, bb_in_sese_p): Moved around.
25573 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
25574 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
25575 (sese_build_livein_liveouts): New.
25576 (new_sese, free_sese): New.
25577 (new_scop): Call new_sese.
25578 (free_scop): Call free_sese.
25579 (rename_variables_from_edge, rename_phis_end_scop): Removed.
25580 (register_old_new_names): Renamed register_old_and_new_names.
25581 (register_scop_liveout_renames, add_loop_exit_phis,
25582 insert_loop_close_phis, struct igp,
25583 default_liveout_before_guard, add_guard_exit_phis,
25584 insert_guard_phis, copy_renames): New.
25585 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
25586 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
25587 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
25588 (scop_adjust_phis_for_liveouts): New.
25589 (gloog): Call scop_adjust_phis_for_liveouts.
25591 * graphite.h (struct sese): Documented. Added fields liveout,
25592 num_ver and livein.
25593 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
25594 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
25595 (struct scop): Added field liveout_renames.
25596 (SCOP_LIVEOUT_RENAMES): New.
25598 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25600 PR tree-optimization/38510
25601 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
25602 (translate_clast): Call recompute_all_dominators before
25604 (gloog): Call recompute_all_dominators before graphite_verify.
25606 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25607 Jan Sjodin <jan.sjodin@amd.com>
25609 PR tree-optimization/38500
25610 * graphite.c (create_sese_edges): Call fix_loop_structure after
25613 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25615 * config.gcc: Add m32r*-*-rtems*.
25616 * config/m32r/rtems.h: New file.
25618 2009-01-05 Ben Elliston <bje@au.ibm.com>
25620 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
25621 (.po.pox): Likewise.
25622 (po/gcc.pot): Likewise.
25624 2009-01-04 David S. Miller <davem@davemloft.net>
25626 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
25627 (STARTING_FRAME_OFFSET): Always set to zero.
25629 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25631 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
25632 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
25633 fixed-point types, and vectors of the same.
25635 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25637 * config/mips/sync.md (*mb_barrier): Rename to...
25638 (*memory_barrier): ...this.
25640 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
25642 * doc/extend.texi (Function Attributes): Move @cindex after @item
25643 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
25644 and put in alphabetical order. Fix 'target' name and put in order.
25645 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
25648 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
25650 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
25651 (memory_barrier): Expand as unspec instead of unspec_volatile.
25652 Remove mem:BLK from insn operands. Use Pmode scratch register.
25653 (*memory_barrier): Define as unspec instead of unspec_volatile.
25654 Use (match_dup 0) as input operand.
25656 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
25657 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
25658 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
25659 scratch register. Remove operand 1.
25660 (*stbar): Define as unspec instead of unspec_volatile.
25661 Use (match_dup 0) as input operand, remove (const_int 8).
25662 (*membar): Define as unspec instead of unspec_volatile.
25663 Use (match_dup 0) as input operand, remove input operand 2.
25665 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
25666 (memory_barrier): Expand as unspec instead of unspec_volatile.
25667 Remove mem:BLK from insn operands. Use Pmode scratch register.
25668 (*memory_barrier): Define as unspec instead of unspec_volatile.
25669 Use (match_dup 0) as input operand.
25671 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
25672 Remove mem:BLK from insn operands. Use Pmode scratch register.
25673 Set volatile flag on operand 0.
25674 (*memory_barrier): New insn pattern.
25676 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
25678 (*memory_barrier): Use (match_dup 0) as input operand.
25680 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
25681 Remove mem:BLK from insn operands. Use Pmode scratch register.
25682 Set volatile flag on operand 0.
25683 (*mb_internal): New insn pattern.
25685 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
25687 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25689 PR middle-end/38586
25690 * function.c (struct temp_slot): Move to the section of the file
25691 that deals with temp slots. Remove field 'address'.
25692 (temp_slot_address_table): New hash table of address -> temp slot.
25693 (struct temp_slot_address_entry): New struct, items for the table.
25694 (temp_slot_address_compute_hash, temp_slot_address_hash,
25695 temp_slot_address_eq, insert_temp_slot_address): Support functions
25697 (find_temp_slot_from_address): Rewrite to use the new hash table.
25698 (remove_unused_temp_slot_addresses): Remove addresses of temp
25699 slots that have been made available.
25700 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
25701 worker function for remove_unused_temp_slot_addresses.
25702 (assign_stack_temp_for_type): Don't clear the temp slot address list.
25703 Add the temp slot address to the address -> temp slot map.
25704 (update_temp_slot_address): Update via insert_temp_slot_address.
25705 (free_temp_slots): Call remove_unused_temp_slot_addresses.
25706 (pop_temp_slots): Likewise.
25707 (init_temp_slots): Allocate the address -> temp slot map, or empty
25708 the map if it is already allocated.
25709 (prepare_function_start): Initialize temp slot processing.
25711 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25713 PR middle-end/38584
25714 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
25715 Calculate the size of all stack vars assuming no packing of stack
25716 vars will happen, replacing a quadratic algorithm with a linear one.
25718 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25721 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
25724 2009-01-03 Diego Novillo <dnovillo@google.com>
25726 * doc/contrib.texi: Update contributions.
25728 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25731 * builtins.c (fold_builtin_memory_op): Give up if either operand
25732 is volatile. Set srctype or desttype to non-qualified version
25736 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
25737 and FUNCTION_DECLs.
25739 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
25741 PR rtl-optimization/35805
25742 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
25743 problem if fast dce is able to remove any instructions.
25744 * dce.c (dce_process_block): Fix dump message.
25746 2009-01-02 Mark Mitchell <mark@codesourcery.com>
25749 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
25751 2009-01-02 Jakub Jelinek <jakub@redhat.com>
25753 PR middle-end/38690
25754 * tree-flow.h (op_code_prio, op_prio): New prototypes.
25755 * tree-pretty-print.c (op_code_prio): New function.
25756 (op_prio): No longer static. Use op_code_prio.
25757 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
25758 Use op_prio and op_code_prio to determine if () should be
25759 printed around operand(s) or not.
25761 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
25762 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
25763 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
25764 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
25765 pp_character instead of pp_string for single letter printing.
25767 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
25769 * doc/extend.texi: Fix '#pragma GCC option' typo.
25771 2009-01-02 Richard Guenther <rguenther@suse.de>
25773 * doc/install.texi (--enable-checking): Mention different
25774 default for stage1.
25775 (--enable-stage1-checking): Document.
25777 2009-01-01 Andrew Pinski <pinskia@gmail.com>
25779 PR middle-end/30142
25780 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
25781 case to be an error.
25783 2009-01-02 Ben Elliston <bje@au.ibm.com>
25785 * config/fp-bit.h (pack_d): Constify argument.
25786 * config/fp-bit.c (makenan): Constify return type. Remove casts.
25787 (isnan): Constify argument.
25789 (iszero): Likewise.
25790 (pack_d): Likewise.
25791 (_fpadd_parts): Constify return type.
25792 (_fpmul_parts): Likewise.
25793 (_fpdiv_parts): Likewise.
25795 2009-01-01 Jakub Jelinek <jakub@redhat.com>
25798 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
25799 warn about overwriting initializer with side-effects or
25800 -Woverride-init if !IMPLICIT.
25801 (output_init_element): Likewise. Pass IMPLICIT down to
25803 (process_init_element): Add IMPLICIT argument. Pass it down
25804 to output_init_element.
25805 (push_init_element, pop_init_level, set_designator): Adjust
25806 process_init_element callers.
25807 (set_nonincremental_init, set_nonincremental_init_from_string):
25808 Adjust add_pending_init callers.
25809 (output_pending_init_elements): Adjust output_init_element callers.
25810 * c-tree.h (process_init_element): Adjust prototype.
25811 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
25812 process_init_element callers.
25815 Copyright (C) 2009 Free Software Foundation, Inc.
25817 Copying and distribution of this file, with or without modification,
25818 are permitted in any medium without royalty provided the copyright
25819 notice and this notice are preserved.