1 2009-09-19 Chris Demetriou <cgd@google.com>
4 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
5 to cpplib that the preprocessor output is needed.
7 2009-09-19 Jakub Jelinek <jakub@redhat.com>
9 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
10 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
11 *return_and_restore_fpregs_<mode>,
12 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
15 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
16 instead of assuming it has always a REG inside of it.
18 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
20 * config/freebsd.h: Update comment on types.
23 2009-09-18 Jason Merrill <jason@redhat.com>
25 * c.opt: Add -fno-deduce-init-list.
27 2009-09-18 Neil Vachharajani <nvachhar@google.com>
29 * value-prof.c (interesting_stringop_to_profile_p): Added output
30 argument to indicate which parameter is the size parameter.
31 * value-prof.c (gimple_stringop_fixed_value): Use
32 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
33 * value-prof.c (gimple_stringops_transform): Update call sites to
34 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
35 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
37 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
40 From David Binderman <dcb314@hotmail.com>:
41 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
42 local variable f. Remove stale comments.
43 (ix86_compute_frame_layout): Remove useless local variable total_size.
45 (legitimate_address_p): Remove useless local variables
46 reason_rtx and reason.
47 (ix86_split_copysign_const): Remove useless local variable op1.
48 (scale_counter): Remove useless local variable piece_size_mask.
50 2009-09-18 Jakub Jelinek <jakub@redhat.com>
52 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
55 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
58 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
60 2009-09-17 Jakub Jelinek <jakub@redhat.com>
62 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
65 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
67 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
68 DW_OP_implicit_value even without dwarf_version 4.
70 2009-09-17 Jan Hubicka <jh@suse.cz>
72 * dwarf2out.c: Include tree-pass.h and gimple.h.
73 (loc_list_plus_const): New function.
74 (loc_descriptor_from_tree_1): Rename to ...
75 (loc_descriptor_from_tree): ... remove original.
76 (loc_list_from_tree): New function.
77 (add_AT_location_description): Accept location list.
78 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
79 (concatn_mem_loc_descriptor): Remove.
80 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
82 (secname_for_decl): Move up.
83 (hidden_reference_p): New function; break out from ...
84 (loc_by_refernece): ... here; move up.
85 (dw_loc_list): New function.
86 (single_element_loc_list): New function.
87 (single_element_loc_list_p): New function.
88 (add_loc_descr_to_each): New function.
89 (add_loc_list): New function.
90 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
91 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
92 add diagnostics why expansion failed.
93 (add_location_or_const_value_attribute): Support location lists.
94 (add_bound_info): Likewise.
95 (descr_info_loc): Update call of loc_descriptor_from_tree.
96 (gen_variable_die): Work on location lists.
97 * final.c (pass_final): Add dump file.
98 * Makefile.in (dwarf2out.o): Add new dependencies.
100 2009-09-17 Janis Johnson <janis187@us.ibm.com>
103 * real.c decimal_from_integer, decimal_integer_string): New.
104 (real_from_integer): Use them as special case for decimal float.
105 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
106 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
107 Do not append zero after the decimal point in string to convert.
109 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
111 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
112 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
114 2009-09-17 Martin Jambor <mjambor@suse.cz>
116 * common.opt (fipa-sra): New switch.
117 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
118 * timevar.def (TV_IPA_SRA): New timevar.
119 * params.def (ipa-sra-ptr-growth-factor): New parameter.
120 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
121 * tree-sra.c: Include cgraph.c.
122 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
123 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
124 and grp_not_necessarilly_dereferenced.
125 (func_param_count): New variable.
126 (encountered_apply_args): New variable.
127 (bb_dereferences): New variable.
128 (final_bbs): New variable.
129 (no_accesses_representant): New variable.
130 (no_accesses_p): New function.
131 (dump_access): Dump the new fields.
132 (sra_initialize): Set encountered_apply_args to false.
133 (get_ssa_base_param): New function.
134 (mark_parm_dereference): New function.
135 (create_access): Caring for INIDRECT_REFs and different handling of
136 varialble length accesses in early IPA SRA. Store the stmt - a new
137 parameter - to the new access.
138 (build_access_from_expr_1): New parameter stmt, passed to
139 create_access. Handle INDIRECT_REFs.
140 (build_access_from_expr): Pass the current statement to
141 build_access_from_expr_1.
142 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
144 (build_accesses_from_assign): Pass the current statement to
145 build_access_from_expr_1. Do not create assign links in IPA-SRA.
146 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
147 final_bbs when necessary. Check for calls to __builtin_apply_args.
148 Fixup EH info if anythng was changed.
149 (is_unused_scalar_param): New function.
150 (ptr_parm_has_direct_uses): New function.
151 (find_param_candidates): New function.
152 (mark_maybe_modified): New function.
153 (analyze_modified_params): New function.
154 (propagate_dereference_distances): New function.
155 (dump_dereferences_table): New function.
156 (analyze_caller_dereference_legality): New function.
157 (unmodified_by_ref_scalar_representative): New function.
158 (splice_param_accesses): New function.
159 (decide_one_param_reduction): New function.
160 (enum ipa_splicing_result): New type.
161 (splice_all_param_accesses): New function.
162 (get_param_index): New function.
163 (turn_representatives_into_adjustments): New function.
164 (analyze_all_param_acesses): New function.
165 (get_replaced_param_substitute): New function.
166 (get_adjustment_for_base): New function.
167 (replace_removed_params_ssa_names): New function.
168 (sra_ipa_reset_debug_stmts): New function.
169 (sra_ipa_modify_expr): New function.
170 (sra_ipa_modify_assign): New function.
171 (convert_callers): New function.
172 (modify_function): New function.
173 (ipa_sra_preliminary_function_checks): New function.
174 (ipa_early_sra): New function.
175 (ipa_early_sra_gate): New function.
176 (pass_early_ipa_sra): New variable.
177 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
179 2009-09-17 Michael Matz <matz@suse.de>
182 * tree.c (build_type_attribute_qual_variant): Export.
183 * tree.h (build_type_attribute_qual_variant): Declare.
184 * tree-inline.c (remap_type_1): Use it to build variants with
185 the original qualifiers and attributes.
187 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
189 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
190 without a fallthrough edge.
192 2009-09-16 DJ Delorie <dj@redhat.com>
194 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
195 chip and ignore the "fast_interrupt" attribute if so.
197 2009-09-16 Richard Henderson <rth@redhat.com>
200 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
203 2009-09-16 Richard Henderson <rth@redhat.com>
206 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
207 is set only if DECL_NO_STATIC_CHAIN is unset.
208 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
209 (FOR_EACH_NEST_INFO): New.
210 (walk_all_functions): Use it.
211 (finalize_nesting_tree): Likewise.
212 (unnest_nesting_tree): Likewise.
213 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
214 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
215 (convert_gimple_call): Early out if gimple_call_chain already set.
216 (convert_all_function_calls): Iterate until no new functions
217 require a static chain.
218 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
219 when building a trampoline. Use dump_function_to_file instead
221 (lower_nested_functions): Open dump_file. Validate that decls
222 that have DECL_NO_STATIC_CHAIN from the front end don't have that
223 bit reset by this pass.
225 2009-09-16 Michael Matz <matz@suse.de>
228 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
229 shorten decl_common_unused.
230 (DECL_RESTRICTED_P): New accessor.
231 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
232 to disambiguate marked decls and restrict pointers.
234 2009-09-16 Richard Henderson <rth@redhat.com>
237 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
239 2009-09-16 Jakub Jelinek <jakub@redhat.com>
241 * integrate.c (set_block_abstract_flags): Call
242 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
244 2009-09-16 Richard Guenther <rguenther@suse.de>
247 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
250 2009-09-16 DJ Delorie <dj@redhat.com>
251 Kaz Kojima <kkojima@gcc.gnu.org>
253 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
254 (sh_expand_prologue): Update calls to output_stack_adjust.
255 (sh_expand_epilogue): Likewise.
257 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
260 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
261 trying to limit the extent of searches in the insn stream.
263 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
264 Jakub Jelinek <jakub@redhat.com>
268 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
270 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
271 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
272 (rs6000_savres_strategy): Always save FP registers inline if the
273 target doesn't support hardware double-precision. Set the above
274 bits in return value when needed.
275 (rs6000_savres_routine_sym): Fix computation for cache selector.
276 Mark the generated symbol as a function. Rename exitp argument to
277 lr. Move code for determining the name of the symbol...
278 (rs6000_savres_routine_name): ...here. New function. Add cases for
279 getting the names right on AIX and 64-bit Linux.
280 (savres_routine_name): New variable.
281 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
282 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
283 on what the target routine uses as a base register. If savep && lr
284 describe saving of r0 into memory slot.
285 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
286 line calls for AIX ABI.
287 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
288 determine FP save/restore functions.
289 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
290 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
292 (rs6000_emit_epilogue): Adjust computation of restore_lr.
293 Duplicate restoration of LR and execute the appropriate one
294 depending on whether GPRs are being restored inline. Set r11 from
295 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
296 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
297 Fix out of line calls for AIX ABI.
298 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
300 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
302 (*restore_gpregs_spe): Likewise.
303 (*return_and_restore_gpregs_spe): Likewise.
304 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
305 Define to empty string unconditionally.
306 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
307 Define to empty string unconditionally.
308 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
311 2009-09-15 Jan Hubicka <jh@suse.cz>
313 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
314 * params.def (inline-insns-auto): Likewise.
316 2009-09-15 Martin Jambor <mjambor@suse.cz>
318 * ipa-inline.c (estimate_function_body_sizes): Dump info about
319 individual statements only at TDF_DETAILS dump level. Format
320 source for 80 characters per line.
322 2009-09-15 Christian Bruel <christian.bruel@st.com>
324 * regrename.c (do_replace): Update REG_DEAD notes.
326 2009-09-15 Revital Eres <eres@il.ibm.com>
328 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
329 * targhooks.c (default_builtin_support_vector_misalignment):
330 New builtin function.
331 * targhooks.h (default_builtin_support_vector_misalignment):
333 * target.h (builtin_support_vector_misalignment):
334 New field in struct gcc_target.
335 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
336 new builtin function.
337 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
339 * config/rs6000/rs6000.c
340 (rs6000_builtin_support_vector_misalignment): New function.
341 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
343 2009-09-15 Jie Zhang <jie.zhang@analog.com>
345 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
347 (bfin_optimize_loop): Likewise.
348 (bfin_gen_bundles): Likewise.
349 (workaround_speculation): Likewise.
350 (find_load): Return NULL_RTX for debug_insn.
352 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
354 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
357 2009-09-14 DJ Delorie <dj@redhat.com>
359 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
360 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
363 2009-09-14 Richard Henderson <rth@redhat.com>
364 Jakub Jelinek <jakub@redhat.com>
366 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
367 * cfgbuild.c (make_edges): Handle asm goto.
368 * cfglayout.c (fixup_reorder_chain): Likewise.
369 * cfgrtl.c (patch_jump_insn): Likewise.
370 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
371 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
372 (gimple_build_asm_vec): Add and use labels parameter.
373 (gimple_build_asm): Remove.
374 (walk_gimple_asm): Walk labels too.
375 * gimple.def (GIMPLE_ASM): Update docs.
376 * gimple.h: Update decls.
377 (struct gimple_statement_asm): Change nc to use unsigned char;
379 (gimple_asm_nlabels): New.
380 (gimple_asm_label_op, gimple_asm_set_label_op): New.
381 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
382 into gimple_build_asm_vec.
383 * jump.c (mark_jump_label_asm): New.
384 (mark_jump_label): Use it.
385 (redirect_jump_1): Handle asm goto.
386 (invert_jump_1): Soft fail if X is null.
387 * recog.c (extract_asm_operands): New.
388 (asm_noperands): Use it; handle asm labels.
389 (decode_asm_operands): Use extract_asm_operands.
390 (asm_operand_ok): Properly handle empty string.
391 * reg-stack.c (get_asm_operands_in_out): Rename from
392 get_asm_operand_n_inputs; use extract_asm_operands; return both
393 inputs and outputs by reference; update all callers.
394 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
395 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
396 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
397 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
398 (extract_asm_operands): Declare.
399 * stmt.c (expand_asm_operands): Add and use labels parameter.
400 (check_unique_operand_names): Likewise.
401 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
402 (expand_asm_stmt): Handle asm labels.
403 * tree-cfg.c (make_gimple_asm_edges): New.
404 (make_edges): Use it.
405 (cleanup_dead_labels): Handle asm labels.
406 (is_ctrl_altering_stmt): Likewise.
407 (gimple_redirect_edge_and_branch): Likewise.
408 * tree.def (ASM_EXPR): Add 5th operand.
409 * tree.h (ASM_LABELS): New.
410 (resolve_asm_operand_names): Update decl.
412 * c-parser.c (c_parser_asm_statement): Parse asm goto.
413 (c_parser_asm_goto_operands): New.
414 * c-tree.h (build_asm_expr): Update decl.
415 * c-typeck.c (build_asm_expr): Add and use labels parameter.
416 * doc/extend.texi: Document asm goto.
418 2009-09-14 Richard Henderson <rth@redhat.com>
420 * except.h: Update declarations.
421 (struct pointer_map_t): Forward declare.
422 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
423 (struct eh_landing_pad_d, eh_landing_pad): New.
424 (struct eh_catch_d, eh_catch): New.
425 (struct eh_region_d): Remove next_region_sharing_label, aka,
426 label, tree_label, landing_pad, post_landing_pad, resume,
427 may_contain_throw. Rename region_number to index. Remove
428 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
429 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
430 (VEC(eh_landing_pad,gc)): New.
431 (struct eh_status): Remove last_region_number. Add lp_array,
432 throw_stmt_table, ttype_data, ehspec_data.
433 (ehr_next, FOR_ALL_EH_REGION_AT): New.
434 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
435 * except.c (lang_protect_cleanup_actions): Return tree.
436 (struct ehl_map_entry): Remove.
437 (init_eh_for_function): Push zero entries for region and lp_array.
438 (gen_eh_region): Add to region_array immediately.
439 (gen_eh_region_catch): Operate on eh_catch objects.
440 (gen_eh_landing_pad): New.
441 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
442 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
443 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
444 (get_eh_landing_pad_from_number_fn): New.
445 (get_eh_landing_pad_from_number): New.
446 (get_eh_region_from_lp_number_fn): New.
447 (get_eh_region_from_lp_number): New.
448 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
449 (get_exception_pointer, get_exception_filter): Remove.
450 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
451 (current_function_has_exception_handlers): Simplify.
452 (bring_to_root, eh_region_replaceable_by_p): Remove.
453 (replace_region, hash_type_list, hash_eh_region): Remove.
454 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
455 (label_to_region_map, num_eh_regions): Remove.
456 (get_next_region_sharing_label, must_not_throw_labels): Remove.
457 (find_exception_handler_labels): Remove.
458 (duplicate_eh_regions_0, find_prev_try): Remove.
459 (struct duplicate_eh_regions_data): New.
460 (duplicate_eh_regions_1): Rewrite.
461 (duplicate_eh_regions): Return a pointer map instead of an
463 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
464 (redirect_eh_edge_to_label): Remove.
465 (eh_region_outermost): Rewrite using eh_region pointers
467 (add_ttypes_entry): Update for ttype_data move to eh_status.
468 (add_ehspec_entry): Rewrite with VEC instead of varray.
469 (assign_filter_values): Likewise. Export.
470 (build_post_landing_pads, connect_post_landing_pads): Remove.
471 (dw2_build_landing_pads): Rewrite to use lp_array.
472 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
473 (sjlj_assign_call_site_values): Rewrite to use lp_array.
474 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
475 (sjlj_mark_call_sites): Update for landing pad numbers.
476 (finish_eh_generation): Rewrite.
477 (gate_handle_eh): Do nothing for no eh tree.
478 (pass_rtl_eh): Move up near finish_eh_generation.
479 (remove_eh_landing_pad): New.
480 (remove_eh_handler): Export.
481 (remove_eh_region, remove_eh_handler_and_replace): Remove.
482 (for_each_eh_label): Rewrite to use lp_array.
483 (make_reg_eh_region_note): New.
484 (make_reg_eh_region_note_nothrow_nononlocal): New.
485 (insn_could_throw_p): New.
486 (copy_reg_eh_region_note_forward): New.
487 (copy_reg_eh_region_note_backward): New.
488 (check_handled, add_reachable_handler): Remove.
489 (reachable_next_level, foreach_reachable_handler): Remove.
490 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
491 (get_eh_region_and_lp_from_rtx): New.
492 (get_eh_region_from_rtx): New.
493 (can_throw_internal_1, can_throw_external_1): Remove.
494 (can_throw_internal): Use get_eh_region_from_rtx.
495 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
496 (insn_nothrow_p, can_nonlocal_goto): New.
497 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
498 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
499 (add_action_record): Use VEC not varray.
500 (collect_one_action_chain): Update for eh_region changes.
501 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
502 Use get_eh_region_and_lp_from_rtx.
503 (gate_convert_to_eh_region_ranges): New.
504 (pass_convert_to_eh_region_ranges): Use it.
505 (push_uleb128, push_sleb128): Use VEC not varray.
506 (output_one_function_exception_table): Likewise.
507 (dump_eh_tree): Update for eh_region changes.
508 (verify_eh_tree): Likewise.
509 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
510 * tree-eh.c: Include target.h.
511 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
512 Don't disallow GIMPLE_RESX; adjust argument check.
513 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
514 (record_stmt_eh_region): Update for landing pad numbers;
515 generate a landing pad if necessary.
516 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
517 (remove_stmt_from_eh_lp_fn): Similarly.
518 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
519 Update for lp numbers; don't special case missing throw_stmt_table.
520 (lookup_expr_eh_lp): Similarly.
521 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
522 (eh_seq, eh_region_may_contain_throw): New.
523 (struct leh_state): Add ehp_region.
524 (struct leh_tf_state): Remove eh_label.
525 (emit_post_landing_pad): New.
526 (emit_resx, emit_eh_dispatch): New.
527 (note_eh_region_may_contain_throw): New.
528 (frob_into_branch_around): Take eh_region not eh label;
529 emit eh code into eh_seq.
530 (honor_protect_cleanup_actions): Early exit for no actions. Don't
531 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
532 lower_eh_must_not_throw. Emit code to eh_seq.
533 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
534 (lower_try_finally_onedest): Likewise.
535 (lower_try_finally_copy): Likewise.
536 (lower_try_finally_switch): Likewise.
537 (lower_try_finally): Initialize ehp_region.
538 (lower_catch): Update for eh_catch objects.
539 (lower_eh_filter): Don't handle must_not_throw.
540 (lower_eh_must_not_throw): New.
541 (lower_cleanup): Don't set eh_label.
542 (lower_eh_constructs_2): Resolve eh builtins.
543 Handle GIMPLE_EH_MUST_NOT_THROW.
544 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
545 Add eh_seq to the end of the function body.
546 (make_eh_dispatch_edges): New.
547 (make_eh_edge): Remove.
548 (make_eh_edges): Simplify for landing pads.
549 (redirect_eh_edge_1): New.
550 (redirect_eh_edge): Use it.
551 (redirect_eh_dispatch_edge): New.
552 (stmt_could_throw_p): Use a switch. Allow RESX.
553 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
554 (stmt_can_throw_internal): Likewise.
555 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
556 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
557 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
558 (gate_refactor_eh): New.
559 (pass_refactor_eh): Use it.
560 (lower_resx, execute_lower_resx, pass_lower_resx): New.
561 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
562 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
563 (remove_unreachable_handlers): Rename from
564 tree_remove_unreachable_handlers; rewrite for landing pads;
565 call remove_eh_handler directly.
566 (remove_unreachable_handlers_no_lp): New.
567 (unsplit_eh, unsplit_all_eh): New.
568 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
569 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
570 (cleanup_empty_eh_unsplit): New.
571 (cleanup_empty_eh): Rewrite.
572 (cleanup_all_empty_eh): New.
573 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
574 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
575 (gate_cleanup_eh): New.
576 (pass_cleanup_eh): Use it.
577 (verify_eh_edges): Move later in file. Expect one EH edge.
578 (verify_eh_dispatch_edge): New.
580 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
581 (gtype-desc.o): Add TARGET_H.
582 (tree.o): Use EXCEPT_H, not except.h.
583 (cfgbuild.o): Add EXPR_H.
584 (GTFILES): Add vecprim.h.
585 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
586 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
587 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
588 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
589 * calls.c (emit_call_1): Use make_reg_eh_region_note.
590 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
591 calls to can_throw_internal.
592 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
593 (make_edges): Don't handle RESX; use can_nonlocal_goto.
594 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
595 (expand_gimple_stmt): Use make_reg_eh_region_note.
596 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
597 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
598 or find_exception_handler_labels.
599 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
600 there is exacly one EH edge. Use can_nonlocal_goto and
602 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
603 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
604 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
605 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
606 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
607 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
608 * dse.c (scan_insn): Use insn_could_throw_p.
609 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
610 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
611 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
612 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
613 EXC_PTR_EXPR or FILTER_EXPR.
614 (tree_expr_nonzero_warnv_p): Likewise.
615 * function.h: Include vecprim.h, not varray.h
616 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
617 move ttype_data and ehspec_data members to struct eh_status; change
618 action_record_data member to a VEC.
619 * gcse.c (hash_scan_set): Use can_throw_internal.
620 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
621 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
622 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
623 (block_may_fallthru): Don't handle RESX_EXPR.
624 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
625 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
626 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
627 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
628 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
629 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
630 (gimple_size): Likewise.
631 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
632 (gimple_build_resx): Use gimple_build_with_ops.
633 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
634 (is_gimple_val): Likewise.
635 (is_gimple_stmt): Remove RESX_EXPR.
636 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
637 (GIMPLE_RESX): Reorder with other EH constructs.
638 * gimple.h (struct gimple_statement_eh_mnt): New.
639 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
640 (gimple_eh_filter_must_not_throw): Remove.
641 (gimple_eh_filter_set_must_not_throw): Remove.
642 (gimple_eh_must_not_throw_fndecl): New.
643 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
644 (is_gimple_resx): New.
645 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
646 Don't copy EH_FILTER_MUST_NOT_THROW.
647 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
648 * ipa-inline.c (estimate_function_body_sizes): Don't try to
649 handle must_not_throw_labels specially.
650 * ipa-pure-const.c (check_call): Update debug statement for LP.
651 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
652 * ipa-utils.c (get_base_var): Likewise.
653 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
654 * lower-subreg.c (move_eh_region_note): Remove.
655 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
656 * omp-low.c (new_omp_context): Update for eh_lp_nr.
657 (create_task_copyfn): Likewise.
658 (maybe_catch_exception): Use gimple_build_eh_filter.
659 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
660 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
661 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
663 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
664 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
665 can_throw_internal, can_nonlocal_goto.
666 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
667 copy_reg_eh_region_note_forward.
668 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
669 (emit_output_reload_insns): Likewise.
670 (copy_eh_notes): Remove.
671 * rtl.def (RESX): Remove.
672 * rtl.h: Update declarations.
673 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
674 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
675 (update_eh_label): Remove.
676 (cleanup_dead_labels_eh): New.
677 (cleanup_deal_labels): Use it instead of update_eh_label.
678 (gimple_merge_blocks): Update landing pad data structure when
679 removing a landing pad label.
680 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
681 test; handle GIMPLE_EH_MUST_NOT_THROW.
682 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
683 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
684 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
685 (verify_stmt): Likewise. Verify landing pads.
686 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
687 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
688 (struct move_stmt_d): Add eh_map.
689 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
690 (move_stmt_r): Remap eh region numbers in builtin calls,
691 resx and eh_dispatch.
692 (move_block_to_fn): Remove eh_offset parameter. Use
693 maybe_duplicate_eh_stmt_fn.
694 (find_outermost_region_in_block): Operate on eh_region pointers
695 instead of region numbers.
696 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
697 duplicate_eh_regions.
698 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
699 test earlier. Disallow EH landing pads.
700 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
701 * tree-flow.h: Update declarations.
702 (struct tree_ann_common_d): Replace rn with lp_nr.
703 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
704 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
705 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
706 resx and eh_dispatch.
707 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
708 (copy_edges_for_bb): Use make_eh_dispatch_edges.
709 (copy_cfg_body): Expect eh_map instead of eh_region_offset
710 from duplicate_eh_regions.
711 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
712 update RESX; handle EH_DISPATCH.
713 (expand_call_inline): Set eh_lp_nr, not eh_region.
714 (maybe_inline_call_in_expr): Likewise.
715 * tree-inline.h (struct copy_body_data): Replace eh_region with
716 eh_lp_nr, eh_region_offset with eh_map.
717 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
718 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
719 * tree-pretty-print.c (dump_generic_node): Don't handle
720 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
721 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
722 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
723 EXC_PTR_EXPR, FILTER_EXPR.
724 * tree-ssa-operands.c (get_expr_operands): Likewise.
725 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
726 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
727 (ao_ref_init_from_vn_reference): Likewise.
728 * tree-ssa-sink.c (statement_sink_location): Likewise.
729 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
730 (mark_virtual_phi_result_for_renaming): Export. Tidy.
731 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
732 EXC_PTR_EXPR, FILTER_EXPR.
733 (is_exception_related): Remove.
734 (compute_avail): Don't call it.
735 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
736 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
737 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
738 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
740 (build_resx): Remove.
741 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
742 * tree.h: Update declarations.
743 (EH_FILTER_MUST_NOT_THROW): Remove.
744 (struct tree_label_decl): Add eh_landing_pad_nr.
745 (EH_LANDING_PAD_NR): New.
746 * value-prof.c (gimple_ic): Tidy variable names. Update for
748 (gimple_stringop_fixed_value): Tidy variable names. Assert
749 that neither call stmt can throw.
750 * vecprim.h (uchar): New.
751 (VEC(uchar,heap), VEC(uchar,gc)): New.
753 * c-common.c (c_define_builtins): Update call to
754 build_common_builtin_nodes.
755 * c-parser.c (c_parse_file): Don't call
756 default_init_unwind_resume_libfunc.
758 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
760 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
761 (mips_cprestore_address_p): Likewise.
762 (mips_save_gp_to_cprestore_slot): Likewise.
763 (mips_restore_gp): Rename to...
764 (mips_restore_gp_from_cprestore_slot): ...this.
765 (mips_must_initialize_gp_p): Declare.
766 (mips_emit_save_slot_move): Likewise.
767 (mips_output_load_label): Return nothing.
768 (mips_eh_uses): Declare.
769 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
770 (TARGET_CPRESTORE_DIRECTIVE): New macro.
771 (TARGET_ABSOLUTE_JUMPS): Likewise.
773 (FIRST_PSEUDO_REGISTER): Update comment.
774 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
775 (MIPS_CALL): ...here.
776 (REGISTER_NAMES): Add $cprestore.
777 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
778 Add load_label_length, has_inflexible_gp_insn_p,
779 has_flexible_gp_insn_p, must_initialize_gp_p and
780 must_restore_gp_when_clobbered_p.
781 (mips_expand_call): Don't generate split instructions here.
782 (mips_split_call): Update the call to mips_restore_gp after
783 the above name change.
784 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
785 (mips_find_gp_ref): New function.
786 (mips_insn_has_inflexible_gp_ref_p): Likewise.
787 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
788 (mips_insn_has_flexible_gp_ref_p): Likewise.
789 (mips_cfun_has_flexible_gp_ref_p): Likewise.
790 (mips_function_has_gp_insn): Delete.
791 (mips_global_pointer): Drop the df_regs_ever_live_p check.
792 Use the new functions above. Only return INVALID_REGNUM
793 for TARGET_ABSOLUTE_JUMPS.
794 (mips_must_initialize_gp_p): New function.
795 (mips_get_cprestore_base_and_offset): New function, extracted from...
796 (mips_cprestore_slot): ...here. Take a bool parameter.
797 (mips_cfun_has_cprestore_slot_p): New function.
798 (mips_cprestore_address_p): Likewise.
799 (mips_save_gp_to_cprestore_slot): Likewise.
800 (mips_restore_gp): Rename to...
801 (mips_restore_gp_from_cprestore_slot): ...this. Assert
802 epilogue_completed. Update the call to mips_cprestore_slot.
803 Test cfun->machine->must_restore_gp_when_clobbered_p.
804 (mips_direct_save_slot_move_p): New function.
805 (mips_emit_save_slot_move): Likewise.
806 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
807 of cfun->machine->global_pointer.
808 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
809 (mips_save_reg): Use mips_emit_save_slot_move.
810 (mips_expand_prologue): Set must_initialize_gp_p.
811 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
812 for all cprestore saves. Emit a use_cprestore instruction after
813 setting up the cprestore slot.
814 (mips_restore_reg): Use mips_emit_save_slot_move.
815 (mips_process_load_label): New function.
816 (mips_load_label_length): Likewise.
817 (mips_output_load_label): Don't return asm: output it here instead.
818 Use mips_process_load_label.
819 (mips_adjust_insn_length): Adjust the length of branch instructions
820 that have length MAX_PIC_BRANCH_LENGTH.
821 (mips_output_conditional_branch): Update the call to
822 mips_output_load_label. Assume the branch target is OPERANDS[0]
823 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
824 (mips_output_order_conditional_branch): Swap the meaning of
825 OPERANDS[0] and OPERANDS[1].
826 (mips_variable_issue): Don't count ghost instructions.
827 (mips_expand_ghost_gp_insns): New function.
828 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
829 (mips_output_mi_thunk): Set must_initialize_gp_p.
830 (mips_eh_uses): New function.
831 * config/mips/predicates.md (cprestore_save_slot_operand)
832 (cprestore_load_slot_operand): New predicates.
833 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
834 (UNSPEC_MOVE_GP): Likewise.
835 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
836 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
837 (CPRESTORE_SLOT_REGNUM): New register.
838 (MAX_PIC_BRANCH_LENGTH): New constant.
839 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
840 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
841 branches. Fix commentary.
842 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
843 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
844 Change type to "ghost".
845 (loadgp_absolute_<mode>): Likewise.
846 (loadgp_rtp_<mode>): Likewise.
847 (copygp_mips16): Likewise.
848 (loadgp_blockage): Remove redundant mode attribute.
849 (potential_cprestore): New instruction.
850 (cprestore): Turn into an unspec set.
851 (use_cprestore): New instruction.
852 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
853 (*branch_fp_inverted): Likewise.
854 (*branch_order<mode>): Likewise.
855 (*branch_order<mode>_inverted): Likewise.
856 (*branch_equality<mode>): Likewise.
857 (*branch_equality<mode>_inverted): Likewise.
858 (*branch_bit<bbv><mode>): Likewise.
859 (*branch_bit<bbv><mode>_inverted): Likewise.
860 (*branch_equality<mode>_mips16): Remove redundant mode.
861 (jump): Turn into a define_expand.
862 (*jump_absolute): New instruction.
863 (*jump_pic): Likewise.
864 (*jump_mips16): Rename previously-unnamed pattern. Remove
865 redundant mode attribute.
866 (restore_gp): Split on epilogue_completed rather than
867 reload_completed. Change type to "ghost".
868 (move_gp<mode>): New instruction.
869 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
870 Remove redundant mode attribute.
871 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
872 (bc1any4f, bc1any2t, bc1any2f): Likewise.
873 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
875 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
878 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
879 are returned in the same register (vs34 or v2) that Altivec vector
880 types are returned in.
881 (rs6000_libcall_value): Ditto.
884 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
885 instead of explicit addsi3/adddi3 calls.
886 (rs6000_split_multireg_move): Ditto.
887 (rs6000_emit_allocate_stack): Ditto.
888 (rs6000_emit_prologue): Ditto.
889 (rs6000_output_mi_thunk): Ditto.
891 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
892 size is 64 bits if we can use 64-bit registers.
894 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
896 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
899 From Jie Zhang <jie.zhang@analog.com>:
900 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
901 save FP and RETS with saveall attribute.
902 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
903 with saveall attribute.
905 * config/bfin/bfin.c (bfin_expand_builtin,
906 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
909 From Jie Zhang <jie.zhang@analog.com>:
910 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
911 before use in two places.
912 * config/bfin/bfin.md (AREG): Define mode iterator.
913 (reload_in, reload_out): Use mode iterator AREG.
915 2009-09-14 Richard Guenther <rguenther@suse.de>
918 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
921 2009-09-13 Richard Guenther <rguenther@suse.de>
922 Rafael Avila de Espindola <espindola@google.com>
924 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
925 (LANG_HOOKS_EH_PERSONALITY): Likewise.
926 (LANG_HOOKS_INITIALIZER): Adjust.
927 (lhd_pass_through_t): Declare.
928 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
930 * langhooks.c (lhd_pass_through_t): New function.
931 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
932 dwarf2out_begin_prologue): Use personality from current_function_decl.
933 * expr.h (get_personality_function): Declare.
934 * expr.c (get_personality_function): New function.
935 (build_personality_function): Likewise.
936 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
937 (eh_personality_libfunc): Remove.
938 * optabs.c (build_libfunc_function): New function split out from ...
939 (init_one_libfunc): ... here.
940 * tree.h (DECL_FUNCTION_PERSONALITY): New.
941 (tree_function_decl): Add personality.
942 (lhd_gcc_personality): Declare.
943 (build_personality_function): Likewise.
944 * tree.c (gcc_eh_personality_decl): New.
945 (lhd_gcc_personality): New function.
946 * except.h (lang_eh_runtime_type): Remove.
947 (enum eh_personality_kind): New.
948 (build_personality_function): Declare.
949 (function_needs_eh_personality): Declare.
950 * except.c (lang_eh_runtime_type): Remove.
951 (function_needs_eh_personality): New function.
952 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
953 (sjlj_emit_function_enter, output_function_exception_table):
954 Use personality from current_function_decl.
955 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
956 * tree-inline.c (tree_can_inline_p): Do not inline across different
958 (expand_call_inline): Likewise. Adjust the callers EH personality.
959 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
960 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
961 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
962 (c-parser.o): Likewise
963 * c-tree.h (c_eh_initialized_p): Remove.
964 (c_maybe_initialize_eh): Likewise.
965 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
966 (finish_decl): Don't call c_maybe_initialize_eh.
967 (c_eh_initialized_p): Remove.
968 (c_maybe_initialize_eh): Likewise.
969 * c-parser.c (c_parser_omp_construct): Likewise.
970 (c_parse_file): Initialize exception handling.
972 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
974 * config.gcc (tm_file): Remove i386/biarch32.h
975 for i?86-w64-mingw* case.
976 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
978 * config.host: Set for x64 mingw the option
979 use_long_long_for_widest_fast_int to yes.
981 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
983 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
984 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
985 (dbxout_begin_function): Likewise.
986 * final.c (dwarf2_debug_info_emitted_p): New predicate.
987 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
989 (final_end_function): Likewise.
990 (final_scan_insn): Likewise.
991 (rest_of_handle_final): Likewise.
992 * varasm.c (assemble_start_function): Likewise.
993 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
995 2009-09-12 Jason Merrill <jason@redhat.com>
997 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
998 * opts.c (common_handle_option): constify.
1000 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1002 * doc/install.texi (avr): Remove obsolete reference site.
1004 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1006 * doc/install.texi (Binaries): Adjust AIX link.
1008 2009-09-12 Akim Demaille <demaille@gostai.com>
1010 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1011 Use an imperative sentence.
1013 2009-09-11 Richard Henderson <rth@redhat.com>
1015 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1016 structure-name and has-tree-operands arguments; update all entries.
1017 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1019 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1020 (gsstruct_code_size): New.
1021 (gss_for_code_): New.
1022 (gss_for_code): Remove.
1023 (gimple_size): Rewrite using gsstruct_code_size.
1024 (gimple_statement_structure): Move to gimple.h.
1025 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1026 (gss_for_code, gimple_statement_structure): New.
1027 (gimple_ops): Use new arrays; tidy.
1029 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1031 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1032 operand to be a PLUS expression.
1033 * config/pa/pa.c (pa_secondary_reload): Likewise.
1035 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1037 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1039 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1042 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1044 From Jie Zhang <jie.zhang@analog.com>:
1045 * doc/extend.texi (node Function Attributes): Document l2
1047 (node Blackfin Variable Attributes): Document l2 variable attributes.
1049 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1051 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1052 to match the system compiler's configuration at inflection point.
1053 Add comment to remark a remaining difference with system compiler.
1055 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1056 * configure: Regenerate.
1058 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1060 From Jie Zhang <jie.zhang@analog.com>:
1061 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1062 (bfin_handle_l2_attribute): New.
1063 (bfin_attribute_table): Add l2 attribute.
1065 2009-09-11 Michael Matz <matz@suse.de>
1068 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1069 on the local_decls list.
1071 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1075 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1077 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1078 for VALUEs, to implement the documented interface.
1079 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1080 Adjust for VALUEs and anything else, to implement the
1081 documented interface.
1083 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1085 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1086 with actual SPE/paired vector modes before using 64-bit alignment.
1087 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1089 2009-09-10 DJ Delorie <dj@redhat.com>
1091 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1094 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1095 * config/mep/mep.c (mep_legitimate_constant_p): New.
1096 * config/mep/mep-protos.h: Prototype it.
1098 2009-09-10 Richard Henderson <rth@redhat.com>
1100 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1102 2009-09-10 Jason Merrill <jason@redhat.com>
1104 * tree.c (chain_index): New fn.
1105 * tree.h: Declare it.
1107 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1109 * config/sol2-c.c (cmn_err_length_specs): Initialize
1110 scalar_identity_flag.
1112 2009-09-10 Richard Henderson <rth@redhat.com>
1114 * tree.h (struct tree_decl_common): Move align member earlier;
1115 move label_decl_uid member ...
1116 (struct tree_label_decl): ... here.
1117 (LABEL_DECL_UID): Update to match.
1119 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1122 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1123 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1125 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1126 dest_prev if the edge is complex.
1128 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1130 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1131 loop latch tests earlier.
1133 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1134 before GIMPLE_RETURN, not after its predecessor; insert
1137 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1138 gimple_seq_empty_p to test for no PHI nodes.
1139 * tree-cfg.c (split_critical_edges): Likewise.
1141 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1143 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1145 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1146 introduced by the VTA branch merge.
1148 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1150 * ira-conflicts.c: Use fputs or putc instead of fprintf
1154 * tree-switch-conversion.c: Ditto.
1156 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1158 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1159 introduced by the VTA branch merge.
1161 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1164 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1166 PR rtl-optimization/39779
1167 * expr.c (convert_modes): Return when mode == oldmode after
1168 CONST_INTs are processed.
1170 2009-09-10 Nick Clifton <nickc@redhat.com>
1172 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1173 attribute and referring decl when creating renamed symbol.
1175 2009-09-10 Richard Guenther <rguenther@suse.de>
1178 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1180 (cgraph_finalize_compilation_unit): Compute reachability
1181 before emitting thunks. Properly process aliases before
1182 possibly removing unreachable nodes.
1184 2009-09-10 Richard Guenther <rguenther@suse.de>
1187 * tree.c (struct free_lang_data_d): Add worklist member.
1188 (find_decls_types_r): Push onto the worklist instead of recursing.
1189 Handle TREE_BINFOs properly.
1190 (find_decls_types): New function wrapped around find_decls_types_r
1191 to process the worklist.
1192 (find_decls_types_in_eh_region): Use it.
1193 (find_decls_types_in_node): Likewise.
1194 (find_decls_types_in_var): Likewise.
1195 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1196 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1197 (AGGREGATE_TYPE_P): Adjust.
1199 2009-09-09 Jason Merrill <jason@redhat.com>
1201 * configure.ac: Check glibc version even if we have an in-tree
1204 2009-09-09 Anthony Green <green@moxielogic.com>
1206 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1207 the constant 0 when appropriate.
1208 * config/moxie/constraints.md: Add constraint O.
1210 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1211 to pass up to 6 32-bit argument values in registers.
1212 (moxie_function_arg): Ditto.
1213 (moxie_arg_partial_bytes): Ditto.
1214 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1215 (REG_PARM_STACK_SPACE): Ditto.
1216 (FUNCTION_ARG_REGNO_P): Ditto.
1218 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1219 instruction to allocate stack space.
1221 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1223 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1224 unnecessarily stringent constraints. Fix address
1225 calculation in the splitters.
1227 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1229 PR rtl-optimization/39779
1230 * expr.c (convert_modes): Return when mode == oldmode after
1231 CONST_INTs are processed.
1233 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1236 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1237 (ix86_expand_prologue): Take frame.padding0 into logic of
1239 (ix86_expand_epilogue): Likewise.
1241 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1243 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1245 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1246 * config/t-slibgcc-libgcc: New file.
1247 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1249 2009-09-09 Martin Jambor <mjambor@suse.cz>
1251 PR tree-optimization/41089
1252 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1255 2009-09-09 Richard Henderson <rth@redhat.com>
1257 * gimple.h (CASE_GIMPLE_OMP): New.
1258 (is_gimple_omp): Use it.
1259 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1260 (verify_gimple_debug): Likewise.
1262 2009-09-09 Richard Guenther <rguenther@suse.de>
1264 PR tree-optimization/41101
1265 * tree-ssa-pre.c (maximal_set): Remove.
1266 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1267 Defer all blocks we didn't visit at least one successor.
1268 (add_to_exp_gen): Do not add to the maximal set.
1269 (make_values_for_phi): Likewise.
1270 (compute_avail): Likewise.
1271 (init_pre): Do not allocate the maximal set.
1272 (execute_pre): Do not dump it.
1274 2009-09-09 Martin Jambor <mjambor@suse.cz>
1276 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1277 an SSA_NAME rather than a is_gimple_variable.
1279 2009-09-09 Richard Guenther <rguenther@suse.de>
1282 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1283 code dealing with plain pointer bases.
1284 (maybe_fold_offset_to_reference): Likewise.
1285 (maybe_fold_stmt_addition): Adjust.
1287 2009-09-09 Richard Guenther <rguenther@suse.de>
1289 * tree.c (free_lang_data_in_type): Do not free the type variant
1291 (free_lang_data): Merge char_type_node with its properly signed
1293 (pass_ipa_free): Collect after freeing language specific data.
1295 2009-09-09 Michael Matz <matz@suse.de>
1298 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1299 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1300 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1303 2009-09-08 DJ Delorie <dj@redhat.com>
1305 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1307 2009-09-04 Jason Merrill <jason@redhat.com>
1309 * tree.c (tree_find_value): Remove.
1310 * tree.h: Remove prototype.
1311 * varasm.c (assemble_external): Use value_member instead.
1313 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1315 * toplev.c (process_options): Choose default debugging type when
1316 gtoggle enables debug info and type is unset.
1318 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1322 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1325 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1327 * configure: Rebuilt with modified libtool.m4.
1329 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1334 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1336 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1338 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1339 (remove_statement): Likewise.
1340 (rewrite_use_nonlinear_expr): Adjust.
1341 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1342 * tree-ssa.c (release_defs_bitset): ... this. New.
1343 * tree-flow.h (release_defs_bitset): Declare.
1345 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1348 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1349 in the middle block.
1351 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1353 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1354 via intptr_t to long type.
1355 (insert_operand_rank): Cast long type via intptr_t to
1357 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1359 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1360 from pointer to unsigned via uintptr_t.
1362 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1363 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1365 * configure: Regenerated.
1366 * config.in: Regenerated
1367 * system.h (stdint.h): Add include.
1368 (inttypes.h): Likewise.
1369 * Makefile.in (aclocal): Add config/stdint.m4.
1370 * aclocal.m4: Regenerated.
1372 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1374 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1376 (note_np_check_stores): New function.
1377 (harmless_null_pointer_p): New function.
1378 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1379 changed. Take into account whether we're in the shadow of a condjump
1380 that tested NP_REG for NULL.
1381 Lose all code that tested for SEQUENCEs.
1382 (workaround_speculation): Avoid inserting NOPs for loads that are
1383 either always executed or a NULL pointer.
1385 2009-09-08 Jan Hubicka <jh@suse.cz>
1387 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1388 * params.def (early-inlining-insns): Likewise.
1390 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1392 PR rtl-optimization/41239
1393 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1394 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1396 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1397 across calls, as the calls might not always return normally.
1398 (call_may_noreturn_p): New function.
1399 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1400 (init_deps): Initialize it.
1401 (remove_from_deps): Also remove calls from
1402 last_function_call_may_noreturn list.
1404 2009-09-07 Richard Henderson <rth@redhat.com>
1406 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1407 more VR->OPERANDS than LHS operands. Free LHS before returning.
1409 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1411 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1412 (attr "addrtype"): New member "spreg".
1413 Use it if mem_spfp_address_operand is true for the address.
1414 (attr "type"): New entry "stall".
1415 (cpu_unit "load"): New.
1416 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
1418 (insn_reservation "loadsp"): New.
1419 (insn_reservation "load_stall1"): New.
1420 (insn_reservation "load_stall3"): New.
1422 * config/bfin/predicates.md (const1_operand, const3_operand): New.
1423 (mem_p_address_operand): Exclude stack and frame pointer based
1425 (mem_spfp_address_operand): New; match them here.
1426 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
1427 (bfin_reorg): Call it if scheduling insns.
1428 (bfin_gen_bundles): Remove dummy insns created by
1429 add_sched_insns_for_speculation.
1431 From Jie Zhang <jie.zhang@analog.com>:
1432 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
1433 bfin_si_revision, bfin_workarounds): Move these ...
1434 * config/bfin/bfin.h: ... here.
1436 From Mike Frysinger <michael.frysinger@analog.com>
1437 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
1438 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
1439 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
1440 bf547m, bf548m, and bf549m.
1441 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
1442 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
1443 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
1444 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
1445 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1446 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
1447 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1448 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1449 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
1450 bf542m, bf544m, bf547m, bf548m, and bf549m.
1452 From Jie Zhang <jie.zhang@analog.com>:
1453 * config/bfin/predicates.md (p_register_operand): New predicate.
1454 (dp_register_operand): New predicate.
1455 * config/bfin/bfin-protos.h (WA_05000074): Define.
1456 (ENABLE_WA_05000074): Define.
1457 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
1458 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
1459 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
1460 (define_attr addrtype): Allow load/store register to be P register.
1461 (define_attr storereg): New.
1462 (define_cpu_unit anomaly_05000074): New.
1463 (define_insn_reservation dsp32shiftimm): New.
1464 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
1465 (define_insn_reservation loadp): Cannot use slot2.
1466 (define_insn_reservation loadsp): Cannot use slot2.
1467 (define_insn_reservation storep): Cannot use slot2. Does not
1468 apply when working around 05000074.
1469 (define_insn_reservation storep_anomaly_05000074): New.
1470 (define_insn_reservation storei): Does not apply when working
1472 (define_insn_reservation storei_anomaly_05000074): New.
1473 (define_attr length): Add dsp32shiftimm case.
1474 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
1475 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
1476 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
1477 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
1478 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
1480 2009-09-07 Martin Jambor <mjambor@suse.cz>
1483 * tree-sra.c (create_artificial_child_access): Return NULL if
1484 build_ref_for_offset fails.
1485 (propagate_subacesses_accross_link): Allow build_ref_for_offset
1486 and create_artificial_child_access to fail.
1488 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1491 * unwind-dw2.c (uw_init_context_1): Mark noinline.
1492 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
1493 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
1495 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1497 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
1498 block, ensure it has an exit edge. Emit a barrier after a jump.
1500 2009-09-07 Nick Clifton <nickc@redhat.com>
1502 * gcc.c (this_is_linker_script): New variable. Like
1503 this_is_library_file but for the %T constructor.
1504 (end_going_arg): If this_is_linker_script is set then locate the
1505 script and insert a --script switch before it
1506 (do_spec_2): Initialise this_is_linker_script.
1507 (do_spec_1): Likewise. Handle %T construct.
1508 (eval_spec_function): Preserve this_is_linker_script.
1509 * doc/invoke.texi: Document %T construct in spec files.
1510 * config/m32c/m32c.h (LIB_SPEC): Use it.
1512 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1514 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
1515 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
1516 when volatile flag is set.
1517 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
1519 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
1522 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
1523 (combine_stack_adjustments_for_block): Allow insns between stack
1524 adjustments and stores with corresponding pre-(dec|inc)rement or
1525 pre-modify operation.
1527 2009-09-06 Jakub Jelinek <jakub@redhat.com>
1530 * combine-stack-adj.c (struct csa_memlist): Rename to...
1531 (struct csa_reflist): ... this. Rename mem field to ref.
1532 (free_csa_memlist): Rename to...
1533 (free_csa_reflist): ... this.
1534 (record_one_stack_memref): Rename to...
1535 (record_one_stack_ref): ... this. Handle also REG_P.
1536 (try_apply_stack_adjustment): Handle also REG_P.
1537 (struct record_stack_memrefs_data): Rename to...
1538 (struct record_stack_refs_data): ... this. Rename memlist field to
1540 (record_stack_memrefs): Rename to...
1541 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
1542 subexpressions instead of failing when a MEM contains SP references.
1543 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
1544 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
1546 2009-09-06 Richard Guenther <rguenther@suse.de>
1549 * tree.c (build_array_type): Do not record types marked
1550 with structural equality in the canonical type hashtable.
1552 2009-09-06 Richard Guenther <rguenther@suse.de>
1555 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
1557 2009-09-05 Richard Guenther <rguenther@suse.de>
1560 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
1562 2009-09-05 Richard Guenther <rguenther@suse.de>
1565 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
1567 2009-09-05 Richard Guenther <rguenther@suse.de>
1570 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
1571 before comparing function argument types.
1573 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1576 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
1579 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1582 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
1584 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
1585 locators before emit_insn is called.
1587 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
1590 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
1591 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
1592 (reginfo_init): Don't call allocate_reg_info.
1594 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1597 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
1598 NONDEBUG_INSN_P instead of INSN_P.
1600 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1603 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
1605 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1608 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
1609 pattern of the split.
1611 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1613 * toplev.c (process_options): Move setter of flag_var_tracking
1614 before other tests that depend on it. Move down setter of
1615 flag_rename_registers. Don't enable var-tracking-assignments
1616 by default if selective scheduling is enabled. Warn if both
1619 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1621 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
1622 comment. Use switch statement to catch overlaps between rtx
1623 and tree codes. Accept FUNCTION_DECLs in addition to those in...
1624 (IS_DECL_CODE): ... here. Remove.
1625 (check_value_is_not_decl): Remove.
1626 (dv_from_decl, dv_from_value): Check after conversion.
1628 2009-09-04 Richard Guenther <rguenther@suse.de>
1631 * (cgraph_finalize_compilation_unit): Move finalizing aliases
1632 after emitting tunks. Move emitting thunks and ctors from ...
1633 (cgraph_optimize): ... here. Remove redundant
1634 cgraph_analyze_functions.
1635 * varasm.c (find_decl_and_mark_needed): Remove no longer
1637 (finish_aliases_1): Adjust check for thunk aliases.
1639 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
1641 * config/arm/arm.md (ctzsi2): Added braces
1642 to avoid warning that broke booststrap.
1644 2009-09-04 Martin Jambor <mjambor@suse.cz>
1646 PR tree-optimization/41112
1647 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
1648 handle variable-bounded arrays.
1649 (expr_with_var_bounded_array_refs_p): New function.
1650 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
1652 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
1654 * config/s390/2097.md: Removed two incorrect bypasses.
1655 (z10_fsimpdf): Fixed latency.
1656 (z10_fhex): New insn_reservation.
1657 (z10_floaddf): Fixed latency.
1658 (z10_floadsf): Fixed latency.
1659 (z10_ftrunctf): Fixed latency.
1660 (z10_ftruncdf): Fixed latency.
1661 * config/s390/s390.c (z10_cost): Fixed values.
1662 (s390_adjust_priority): Added z10 path.
1663 * config/s390/s390.md (type): Added fhex.
1664 (*mov<mode>_64dfp): Updated type attribute.
1665 (*mov<mode>_64): Updated type attribute.
1666 (*mov<mode>_31): Updated type attribute.
1667 (*mov<mode>"): Likewise.
1668 * config/s390/2084.md (x_fsimpdf): Updated condition.
1670 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
1672 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
1673 RTXs in the predicate for operand 1.
1675 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
1677 * config/arm/arm.md (UNSPEC_RBIT): New constant.
1678 (rbitsi2): New insn.
1679 (ctzsi2): New expand.
1680 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
1682 2009-09-03 Martin Jambor <mjambor@suse.cz>
1684 * tree-sra.c (duplicate_expr_for_different_base): Removed.
1685 (create_artificial_child_access): Use build_ref_for_offset instead
1686 of duplicate_expr_for_different_base.
1687 (propagate_subacesses_accross_link): Likewise.
1689 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
1691 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
1693 (mips16e_collect_argument_saves): Skip debug instructions.
1694 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
1695 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
1696 (r10k_insert_cache_barriers): Likewise.
1697 (mips_reorg_process_insns): Likewise.
1699 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
1702 * ira.c (update_equiv_reg): Remove check on class likely spill.
1704 2009-09-03 Jakub Jelinek <jakub@redhat.com>
1707 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
1708 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
1712 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
1713 the stack slot if it is passed by invisible reference.
1714 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
1715 by invisible reference.
1717 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1719 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1720 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1721 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
1723 * config/bfin/sync.md: New file.
1724 * config/bfin/bfin.md: Include it.
1725 (UNSPEC_ATOMIC): New.
1726 (UNSPEC_ONES): Provide a unique number.
1728 From Jie Zhang <jie.zhang@analog.com>:
1729 * config/bfin/bfin.c (ret_regs): New.
1730 (must_save_fp_p): Don't return true because of frame_pointer_needed.
1731 (must_save_rets_p): New.
1732 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
1733 current_function_is_leaf.
1734 (do_link): Likewise.
1735 (do_unlink): Likewise.
1736 (expand_interrupt_handler_prologue): Use ret_regs array.
1737 (expand_interrupt_handler_epilogue): Use ret_regs array and
1738 pass return register to gen_return_internal.
1739 (bfin_expand_epilogue): Pass return register to
1740 gen_return_internal.
1741 (bfin_expand_call): Explicitly clobber RETS.
1742 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
1743 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
1744 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
1745 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
1747 (return_internal): Take a reg rtx rather than the register number.
1749 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
1751 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
1752 when comparing against estimated_loop_iterations_int return.
1754 2009-09-03 Richard Guenther <rguenther@suse.de>
1756 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
1757 eh_personality_libfunc.
1759 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1761 * tree-parloops.c (separate_decls_in_region): Add space.
1763 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1765 * tree-parloops.c (separate_decls_in_region): Change the condition
1766 checking if there are reductions in the loop.
1768 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1770 PR tree-optimization/38275
1771 * tree-parloops.c (parallelize_loops): Replace profitability condition
1772 for expected number of iterations.
1774 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1776 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
1777 (bootstrap-debug): Explain conditions in which it becomes default.
1778 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
1781 2009-09-03 Namhyung Kim <namhyung@gmail.com>
1783 * doc/invoke.texi (Optimize Options): Move
1784 -finline-small-functions to the -O2 list.
1786 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1788 * toplev.c (process_options): Enable var-tracking-assignments
1789 by default if var-tracking is enabled.
1791 2009-09-02 David Daney <ddaney@caviumnetworks.com>
1793 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
1795 * emit-rtl.c (prev_nonnote_insn_bb): New function.
1796 * rtl.h (prev_nonnote_insn_bb): Declare it.
1798 2009-09-03 Diego Novillo <dnovillo@google.com>
1800 * cgraph.c (cgraph_node_for_decl): New.
1801 * cgraph.h (cgraph_node_for_decl): Declare.
1802 * tree.c (host_integerp): Return 0 if T is NULL.
1804 2009-09-03 Diego Novillo <dnovillo@google.com>
1806 * tree.h (struct alias_pair): Move from varasm.c.
1807 (alias_pairs): Likewise.
1808 (TYPE_MAXVAL): Define.
1809 (TYPE_MINVAL): Define.
1810 (iterative_hash_host_wide_int): Declare.
1811 (remove_unreachable_alias_pairs): Declare.
1812 * tree-pass.h (pass_ipa_free_lang_data): Declare.
1813 * diagnostic.c (default_diagnostic_starter): Make extern.
1814 (default_diagnostic_finalizer): Make extern.
1815 * diagnostic.h (default_diagnostic_starter): Declare.
1816 (default_diagnostic_finalizer): Declare.
1817 (default_tree_printer): Declare.
1818 * toplev.c (default_tree_printer): Make extern.
1820 2009-09-03 Richard Guenther <rguenther@suse.de>
1821 Diego Novillo <dnovillo@google.com>
1823 * cgraph.c (cgraph_add_new_function): Remove gimplification.
1824 * cgraphunit.c (cgraph_expand_function): Do not emit
1825 associated thunks from here.
1826 (cgraph_emit_thunks): New.
1827 (cgraph_optimize): Call it.
1828 Return if any IPA pass finds an error.
1829 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
1832 2009-09-03 Simon Baldwin <simonb@google.com>
1833 Rafael Espindola <espindola@google.com>
1834 Richard Guenther <rguenther@suse.de>
1835 Doug Kwan <dougkwan@google.com>
1836 Diego Novillo <dnovillo@google.com>
1838 * tree.c: Include tree-pass.h, langhooks-def.h,
1839 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
1840 (free_lang_data_in_type): New.
1841 (need_assembler_name_p): New.
1842 (free_lang_data_in_block): New.
1843 (free_lang_data_in_decl): New.
1844 (struct free_lang_data_d): New.
1845 (add_tree_to_fld_list): New.
1846 (find_decls_types_r): New.
1847 (get_eh_types_for_runtime): New.
1848 (find_decls_types_in_eh_region): New.
1849 (find_decls_types_in_node): New.
1850 (find_decls_types_in_var): New.
1851 (free_lang_data_in_cgraph): New.
1852 (free_lang_data): New.
1853 (gate_free_lang_data): New.
1854 (pass_ipa_free_lang_data): New.
1856 2009-09-03 Diego Novillo <dnovillo@google.com>
1858 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
1859 * langhooks.h (struct lang_hooks): Add field free_lang_data.
1860 (lang_hooks): Remove const qualifier.
1861 * ipa.c (cgraph_remove_unreachable_nodes): Call
1862 remove_unreachable_alias_pairs.
1863 * except.c (add_type_for_runtime): Check if TYPE has
1864 already been converted.
1865 (lookup_type_for_runtime): Likewise.
1866 (check_handled): Handle converted types.
1867 * varasm.c (remove_unreachable_alias_pairs): New.
1868 * gimple.c: Include demangle.h.
1869 (gimple_decl_printable_name): New.
1870 (gimple_fold_obj_type_ref): New.
1871 * gimple.h (gimple_decl_printable_name): Declare.
1872 (gimple_fold_obj_type_ref): Declare.
1873 * passes.c (init_optimization_passes): Add pass
1874 pass_ipa_free_lang_data.
1875 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
1876 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
1878 2009-09-03 Diego Novillo <dnovillo@google.com>
1880 * c-lang.c (lang_hooks): Remove const qualifier.
1882 2009-09-02 Loren James Rittle <ljrittle@acm.org>
1884 * doc/install.texi (*-*-freebsd*): Update target information.
1886 2009-09-02 Anatoly Sokolov <aesok@post.ru>
1888 * hard-reg-set.h (call_fixed_regs): Remove.
1889 * reginfo.c (call_fixed_regs): Remove.
1890 (init_reg_sets_1): Remove initialization of call_fixed_regs.
1891 (globalize_reg): Don't use call_fixed_regs.
1892 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
1895 2009-09-01 Michael Matz <matz@suse.de>
1897 * expr.h (emit_storent_insn, expand_expr_real_1,
1898 expand_expr_real_2): Declare.
1899 * expr.c (emit_storent_insn, expand_expr_real_1,
1900 expand_expr_real_2): Export.
1901 (store_expr): Setting and evaluating dont_return_target is useless.
1902 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
1903 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
1904 * except.c (expand_resx_expr): Rename to ...
1905 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
1906 * except.h (expand_resx_stmt): Declare.
1907 * stmt.c: Add include gimple.h
1908 (expand_asm_expr): Rename to ...
1909 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
1910 (expand_case): Rewrite to take gimple statement.
1911 * tree.h (expand_asm_stmt): Declare.
1912 (expand_case): Change prototype.
1913 * Makefile.in (stmt.o): Depend on gimple.h.
1914 * builtins.c (expand_builtin_synchronize): Build gimple asm
1915 statement, not an ASM_EXPR.
1916 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
1917 gimple_to_tree, release_stmt_tree): Remove.
1918 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
1919 ggc_free, but hold comparison code and operands separately.
1920 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
1921 (expand_call_stmt, expand_gimple_stmt_1,
1922 expand_gimple_stmt): New helpers.
1923 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
1924 release_stmt_tree. Call expand_gimple_stmt instead.
1925 (expand_gimple_basic_block): Ditto.
1927 * calls.c (emit_call_1): Don't look at EH regions here, make
1928 fntree parameter useless.
1929 (expand_call): New local rettype for TREE_TYPE(exp), use it
1930 throughout. Remove local p, use addr instead.
1931 Don't look at EH regions here.
1933 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
1935 * doc/invoke.texi (-fsched-pressure): Document it.
1936 (-fsched-reg-pressure-heuristic): Remove it.
1938 * reload.c (ira.h): Include.
1939 (find_reloads): Add choosing reload on number of small spilled
1942 * haifa-sched.c (ira.h): Include.
1943 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
1944 saved_reg_pressure, curr_reg_live, saved_reg_live,
1945 region_ref_regs): New variables.
1946 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
1947 initiate_reg_pressure_info, setup_ref_regs,
1948 initiate_bb_reg_pressure_info, save_reg_pressure,
1949 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
1951 (setup_insn_reg_pressure_info): New function.
1952 (rank_for_schedule): Add pressure checking and insn issue time.
1953 Remove comparison of insn reg weights.
1954 (ready_sort): Set insn reg pressure info.
1955 (update_register_pressure, setup_insn_max_reg_pressure,
1956 update_reg_and_insn_max_reg_pressure,
1957 sched_setup_bb_reg_pressure_info): New functions.
1958 (schedule_insn): Add code for printing and updating reg pressure info.
1959 (find_set_reg_weight, find_insn_reg_weight): Remove.
1960 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
1961 (debug_ready_list): Print reg pressure info.
1962 (schedule_block): Ditto. Check insn issue time.
1963 (sched_init): Set up sched_pressure_p. Allocate and set up some
1964 reg pressure related info.
1965 (sched_finish): Free some reg pressure related info.
1966 (fix_tick_ready): Make insn always ready if pressure_p.
1967 (init_h_i_d): Don't call find_insn_reg_weight.
1968 (haifa_finish_h_i_d): Free insn reg pressure info.
1970 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
1971 ira_memory_move_cost, ira_class_hard_regs,
1972 ira_class_hard_regs_num, ira_no_alloc_regs,
1973 ira_available_class_regs, ira_reg_class_cover_size,
1974 ira_reg_class_cover, ira_class_translate): Move to ira.h.
1976 * ira-lives.c (single_reg_class): Check mode to find how many
1977 registers are necessary for operand.
1978 (ira_implicitly_set_insn_hard_regs): New.
1980 * common.opt (fsched-pressure): New options.
1981 (fsched-reg-pressure-heuristic): Remove.
1983 * ira.c (setup_eliminable_regset): Rename to
1984 ira_setup_eliminable_regset. Make it external.
1985 (expand_reg_info): Pass cover class to setup_reg_classes.
1986 (ira): Call resize_reg_info instead of allocate_reg_info.
1988 * sched-deps.c: Include ira.h.
1989 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
1990 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
1991 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
1992 mark_insn_hard_regno_birth, mark_insn_reg_birth,
1993 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
1994 mark_insn_reg_store, mark_insn_reg_clobber,
1995 setup_insn_reg_pressure_info): New.
1996 (sched_analyze_1): Update implicit_reg_pending_uses.
1997 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
1998 Use them to create dependencies. Set insn reg uses and pressure
1999 info. Process reg_pending_uses in one place.
2000 (free_deps): Free implicit sets.
2001 (remove_from_deps): Remove implicit sets if necessary. Check
2002 implicit sets when clearing reg_last_in_use.
2003 (init_deps_global): Clear implicit_reg_pending_clobbers and
2004 implicit_reg_pending_uses.
2006 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2007 ira_memory_move_cost, ira_class_hard_regs,
2008 ira_class_hard_regs_num, ira_no_alloc_regs,
2009 ira_available_class_regs, ira_reg_class_cover_size,
2010 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2011 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2012 ira_implicitly_set_insn_hard_regs): New prototypes.
2014 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2015 cost_elements_num): New variables.
2016 (allocno_costs, total_costs): Rename to costs and
2017 total_allocno_costs.
2018 (COSTS_OF_ALLOCNO): Rename to COSTS.
2019 (allocno_pref): Rename to pref.
2020 (allocno_pref_buffer): Rename to pref_buffer.
2021 (common_classes): Rename to regno_cover_class.
2023 (record_reg_classes): Set allocno attributes only if allocno_p.
2024 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2025 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2026 and COSTS_OF_ALLOCNO.
2027 (print_costs): Rename to print_allocno_costs.
2028 (print_pseudo_costs): New.
2029 (process_bb_node_for_costs): Split into 2 functions with new
2030 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2031 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2032 new parameter dump_file. Use cost_elements_num instead of
2033 ira_allocnos_num. Make one iteration if preferred classes were
2034 already calculated for scheduler. Make 2 versions of code
2035 depending on allocno_p.
2036 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2037 regno_cover_class and COSTS instead of common_classes and
2039 (init_costs, finish_costs): New.
2040 (ira_costs): Set up allocno_p and cost_elements_num. Call
2041 init_costs and finish_costs.
2042 (ira_set_pseudo_classes): New.
2044 * rtl.h (allocate_reg_info): Remove.
2045 (resize_reg_info): Change return type.
2046 (reg_cover_class): New.
2047 (setup_reg_classes): Add new parameter.
2049 * sched-int.h (struct deps_reg): New member implicit_sets.
2050 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2051 (INCREASE_BITS): New macro.
2052 (struct reg_pressure_data, struct reg_use_data): New.
2053 (struct _haifa_insn_data): Remove reg_weight. Add members
2054 reg_pressure, reg_use_list, reg_set_list, and
2055 reg_pressure_excess_cost_change.
2056 (struct deps): New member implicit_sets.
2057 (pressure_p): New variable.
2058 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2059 (struct reg_pressure_data, struct reg_use_data): New.
2060 (INSN_REG_WEIGHT): Remove.
2061 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2062 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2063 (sched_init_region_reg_pressure_info,
2064 sched_setup_bb_reg_pressure_info): New prototypes.
2066 * reginfo.c (struct reg_pref): New member coverclass.
2067 (reg_cover_class): New function.
2068 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2069 (reg_info_size): New variable.
2070 (allocate_reg_info): Make static. Setup reg_info_size.
2071 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2072 (setup_reg_classes): Add a new parameter. Setup cover class too.
2074 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2077 * sched-rgn.c (deps_join): Set up implicit_sets.
2078 (schedule_region): Set up region and basic blocks pressure
2081 * passes.c (init_optimization_passes): Move
2082 pass_subregs_of_mode_init before pass_sched.
2084 2009-09-02 Martin Jambor <mjambor@suse.cz>
2086 * tree-sra.c (struct access): New field grp_hint.
2087 (dump_access): Dump grp_hint.
2088 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2090 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2091 those which have been specifically read and somehow written to.
2092 (propagate_subacesses_accross_link): Set grp_hint of right child and
2093 also possibly of the left child.
2095 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2097 * tree-object-size.c (addr_object_size): Always use object_size_type
2098 0 or 2 when determining the pointer pointed object size.
2100 2009-09-02 Richard Guenther <rguenther@suse.de>
2103 2009-08-31 Richard Guenther <rguenther@suse.de>
2105 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2106 to query if the memory regions for memmove overlap.
2107 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2108 asserts on pointers, instead deal with odd trees.
2109 (ptr_derefs_may_alias_p): Likewise.
2110 (refs_may_alias_p_1): Constructor bases also never alias.
2112 2009-08-01 Christian Bruel <christian.bruel@st.com>
2115 2009-07-31 Christian Bruel <christian.bruel@st.com>
2116 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2118 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2120 * doc/invoke.texi (-fvar-tracking-assignments): New.
2121 (-fvar-tracking-assignments-toggle): New.
2122 (-fdump-final-insns=file): Mark filename as optional.
2123 (--param min-nondebug-insn-uid): New.
2124 (-gdwarf-@{version}): Mention version 4.
2125 * opts.c (common_handle_option): Accept it.
2126 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2127 * regrename.c (regrename_optimize): Drop last. Don't count debug
2128 insns as uses. Don't reject change because of debug insn.
2129 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2130 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2131 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2132 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2133 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2134 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2135 * doc/gimple.texi (is_gimple_debug): New.
2136 (gimple_debug_bind_p): New.
2137 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2138 * doc/install.texi (bootstrap-debug): More details.
2139 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2140 (bootstrap-debug-lib): More details.
2141 (bootstrap-debug-ckovw): Update.
2142 (bootstrap-time): New.
2143 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2144 (insert_phi_nodes_for): Insert debug stmts.
2145 (rewrite_stmt): Take iterator. Insert debug stmts.
2146 (rewrite_enter_block): Adjust.
2147 (maybe_replace_use_in_debug_stmt): New.
2148 (rewrite_update_stmt): Use it.
2149 (mark_use_interesting): Return early for debug stmts.
2150 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2151 stmts before replacing stmt.
2152 (move_computations_stmt): Likewise.
2153 * ira-conflicts.c (add_copies): Skip debug insns.
2154 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2155 (regstat_bb_compute_ri): Skip debug insns.
2156 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2157 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2158 check_loop_closed_ssa_stmt): Skip debug stmts.
2159 * tree-tailcall.c (find_tail_calls): Likewise.
2160 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2161 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2162 (build_var_debug_value_stat): Declare.
2163 (build_var_debug_value): Define.
2164 (target_for_debug_bind): Declare.
2165 * reload.c (find_equiv_reg): Skip debug insns.
2166 * rtlanal.c (reg_used_between_p): Skip debug insns.
2167 (side_effects_p): Likewise.
2168 (canonicalize_condition): Likewise.
2169 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2170 insns never depend on debug insns.
2171 (create_ddg_dep_no_link): Likewise.
2172 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2173 Don't add inter-loop dependencies for debug insns.
2174 (build_intra_loop_deps): Likewise.
2175 (create_ddg): Count debug insns.
2176 * ddg.h (struct ddg::num_debug): New.
2177 (num_backargs): Pair up with previous int field.
2178 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2179 -fcompare-debug-second.
2180 * final.c (get_attr_length_1): Skip debug insns.
2181 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2182 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2183 (driver_self_specs): Map -fdump-final-insns to
2184 -fdump-final-insns=..
2185 (get_local_tick): New.
2186 (compare_debug_dump_opt_spec_function): Test for . argument and
2187 compute output name. Compute temp output spec without flag name.
2188 Compute -frandom-seed.
2189 (OPT): Undef after use.
2190 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2191 (average_num_loop_insns): Likewise.
2192 * params.h (MIN_NONDEBUG_INSN_UID): New.
2193 * gimple.def (GIMPLE_DEBUG): New.
2194 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2195 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2196 (merge_in_block): Fix whitespace.
2197 * toplev.c (flag_var_tracking): Update comment.
2198 (flag_var_tracking_assignments): New.
2199 (flag_var_tracking_assignments_toggle): New.
2200 (process_options): Don't open final insns dump file if we're not
2201 going to write to it. Compute defaults for var_tracking.
2202 * df-scan.c (df_insn_rescan_debug_internal): New.
2203 (df_uses_record): Handle debug insns.
2204 * haifa-sched.c (ready): Initialize n_debug.
2205 (contributes_to_priority): Skip debug insns.
2206 (dep_list_size): New.
2208 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2209 they're ready. Disregard previous debug insns to make decisions.
2210 (queue_insn): Never queue debug insns.
2211 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2212 (schedule_insn): Don't reject debug insns because of issue rate.
2213 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2214 (queue_to_ready): Skip and discount debug insns.
2215 (choose_ready): Let debug insns through.
2216 (schedule_block): Check boundary debug insns. Discount debug
2217 insns, schedule them early. Adjust whitespace.
2218 (set_priorities): Check for boundary debug insns.
2219 (add_jump_dependencies): Use dep_list_size.
2220 (prev_non_location_insn): New.
2221 (check_cfg): Use it.
2222 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2224 (remove_unused_ivs): Reset debug stmts.
2225 * modulo-sched.c (const_iteration_count): Skip debug insns.
2226 (res_MII): Discount debug insns.
2227 (loop_single_full_bb_p): Skip debug insns.
2228 (sms_schedule): Likewise.
2229 (sms_schedule_by_order): Likewise.
2230 (ps_has_conflicts): Likewise.
2231 * caller-save.c (refmarker_fn): New.
2232 (save_call_clobbered_regs): Replace regs with saved mem in
2234 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2235 Call refmarker_fn mark for hardregnos.
2236 (mark_reg_as_referenced): New.
2237 (replace_reg_with_saved_mem): New.
2238 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2239 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2241 (cse_extended_basic_block): Skip debug insns.
2242 (count_reg_usage): Likewise.
2243 (is_dead_reg): New, split out of...
2244 (set_live_p): ... here.
2245 (insn_live_p): Use it for debug insns.
2246 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2247 (execute_optimize_stdarg): Likewise.
2248 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2249 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2250 changes in debug stmts as changes.
2251 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2252 (moveup_expr): Don't move across debug insns. Don't move
2253 debug insn if it would create a bookkeeping block.
2254 (moveup_expr_cached): Don't use cache for debug insns that
2255 are heads of blocks.
2256 (compute_av_set_inside_bb): Skip debug insns.
2257 (sel_rank_for_schedule): Schedule debug insns first. Remove
2259 (block_valid_for_bookkeeping_p); Support lax searches.
2260 (create_block_for_bookkeeping): Adjust block numbers when
2261 encountering debug-only blocks.
2262 (find_place_for_bookkeeping): Deal with debug-only blocks.
2263 (generate_bookkeeping_insn): Accept no place to insert.
2264 (remove_temp_moveop_nops): New argument full_tidying.
2265 (prepare_place_to_insert): Deal with debug insns.
2266 (advance_state_on_fence): Debug insns don't start cycles.
2267 (update_boundaries): Take fence as argument. Deal with
2269 (schedule_expr_on_boundary): No full_tidying on debug insns.
2270 (fill_insns): Deal with debug insns.
2271 (track_scheduled_insns_and_blocks): Don't count debug insns.
2272 (need_nop_to_preserve_insn_bb): New, split out of...
2273 (remove_insn_from_stream): ... this.
2274 (fur_orig_expr_not_found): Skip debug insns.
2275 * rtl.def (VALUE): Move up.
2277 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2278 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2279 Set it if debug stmts are found.
2280 (statement_sink_location): Skip debug stmts. Propagate
2281 moving defs into debug stmts.
2282 * ifcvt.c (first_active_insn): Skip debug insns.
2283 (last_active_insns): Likewise.
2284 (cond_exec_process_insns): Likewise.
2285 (noce_process_if_block): Likewise.
2286 (check_cond_move_block): Likewise.
2287 (cond_move_convert_if_block): Likewise.
2288 (block_jumps_and_fallthru_p): Likewise.
2289 (dead_or_predicable): Likewise.
2290 * dwarf2out.c (debug_str_hash_forced): New.
2291 (find_AT_string): Add comment.
2292 (gen_label_for_indirect_string): New.
2293 (get_debug_string_label): New.
2294 (AT_string_form): Use it.
2295 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2296 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2297 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2298 several operations that cannot be represented with DWARF opcodes.
2299 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2300 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2301 (dwarf2out_var_location): Take during-call mark into account.
2302 (output_indirect_string): Update comment. Output if there are
2303 label and references.
2304 (prune_indirect_string): New.
2305 (prune_unused_types): Call it if debug_str_hash_forced.
2306 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2307 (dw_long_long_const): Remove.
2308 (struct dw_val_struct): Change val_long_long type to rtx.
2309 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2310 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2311 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2312 component instead of HOST_BITS_PER_LONG.
2313 (output_loc_operands): Likewise. For const8* assert
2314 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2315 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2316 rather than HOST_BITS_PER_LONG is >= 64.
2317 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2319 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2320 HOST_BITS_PER_LONG for dw_val_class_long_long.
2321 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2322 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2323 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2325 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2326 Handle DW_OP_implicit_value.
2327 (extract_int): Move prototype earlier.
2328 (mem_loc_descriptor): For SUBREG punt if inner
2329 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2330 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2331 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2332 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2333 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2334 instead of Pmode size.
2335 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2336 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2337 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2338 (concat_loc_descriptor, concatn_loc_descriptor,
2339 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2340 (add_location_or_const_value_attribute): Likewise. For single
2341 location loc_lists attempt to use add_const_value_attribute
2342 for constant decls. Add DW_AT_const_value even if
2343 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2345 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2346 (control_flow_insn_p): Likewise.
2347 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2348 (separate_decls_in_region_debug_bind): New.
2349 (separate_decls_in_region): Process debug bind stmts afterwards.
2350 * recog.c (verify_changes): Handle debug insns.
2351 (extract_insn): Likewise.
2352 (peephole2_optimize): Skip debug insns.
2353 * dse.c (scan_insn): Skip debug insns.
2354 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2356 (setup_id_for_insn): Handle debug insns.
2357 (maybe_tidy_empty_bb): Adjust whitespace.
2358 (tidy_control_flow): Skip debug insns.
2359 (sel_remove_insn): Adjust for debug insns.
2360 (sel_estimate_number_of_insns): Skip debug insns.
2361 (create_insn_rtx_from_pattern): Handle debug insns.
2362 (create_copy_of_insn_rtx): Likewise.
2363 * sel-sched-.h (sel_bb_end): Declare.
2364 (sel_bb_empty_or_nop_p): New.
2365 (get_all_loop_exits): Use it.
2366 (_eligible_successor_edge_p): Likewise.
2367 (return_nop_to_pool): Adjust.
2368 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2369 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2370 * gimple-pretty-print.c (dump_gimple_debug): New.
2371 (dump_gimple_stmt): Use it.
2372 (dump_bb_header): Skip gimple debug stmts.
2373 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2374 (fixup_match_2): Likewise.
2375 (regmove_backward_pass): Likewise. Simplify combined
2376 replacement. Handle debug insns.
2377 * function.c (instantiate_virtual_regs): Handle debug insns.
2378 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2379 * print-rtl.h: Include cselib.h.
2380 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2381 * df.h (df_inns_rescan_debug_internal): Declare.
2382 * gcse.c (alloc_hash_table): Estimate n_insns.
2383 (cprop_insn): Don't regard debug insns as changes.
2384 (bypass_conditional_jumps): Skip debug insns.
2385 (one_pre_gcse_pass): Adjust.
2386 (one_code_hoisting_pass): Likewise.
2387 (compute_ld_motion_mems): Skip debug insns.
2388 (one_cprop_pass): Adjust.
2389 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2390 (if_convertible_stmt_p): Handle debug stmts.
2391 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2392 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2393 * ira-build.c (create_bb_allocnos): Skip debug insns.
2394 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2395 (has_single_use): Likewise.
2396 (single_imm_use): Likewise.
2397 (num_imm_uses): Likewise.
2398 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2399 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2400 (create_outofssa_var_map): Likewise.
2401 * lower-subreg.c (adjust_decomposed_uses): New.
2402 (resolve_debug): New.
2403 (decompose_multiword_subregs): Use it.
2404 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2405 * emit-rtl.c: Include params.h.
2406 (cur_debug_insn_uid): Define.
2407 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2408 (copy_rtx_if_shared_1): Handle debug insns.
2409 (reset_used_flags): Likewise.
2410 (set_used_flags): LIkewise.
2411 (get_max_insn_count): New.
2412 (next_nondebug_insn): New.
2413 (prev_nondebug_insn): New.
2414 (make_debug_insn_raw): New.
2415 (emit_insn_before_noloc): Handle debug insns.
2416 (emit_jump_insn_before_noloc): Likewise.
2417 (emit_call_insn_before_noloc): Likewise.
2418 (emit_debug_insn_before_noloc): New.
2419 (emit_insn_after_noloc): Handle debug insns.
2420 (emit_jump_insn_after_noloc): Likewise.
2421 (emit_call_insn_after_noloc): Likewise.
2422 (emit_debug_insn_after_noloc): Likewise.
2423 (emit_insn_after): Take loc from earlier non-debug insn.
2424 (emit_jump_insn_after): Likewise.
2425 (emit_call_insn_after): Likewise.
2426 (emit_debug_insn_after_setloc): New.
2427 (emit_debug_insn_after): New.
2428 (emit_insn_before): Take loc from later non-debug insn.
2429 (emit_jump_insn_before): Likewise.
2430 (emit_call_insn_before): Likewise.
2431 (emit_debug_insn_before_setloc): New.
2432 (emit_debug_insn_before): New.
2433 (emit_insn): Handle debug insns.
2434 (emit_debug_insn): New.
2435 (emit_jump_insn): Handle debug insns.
2436 (emit_call_insn): Likewise.
2438 (init_emit): Take min-nondebug-insn-uid into account.
2439 Initialize cur_debug_insn_uid.
2440 (emit_copy_of_insn_after): Handle debug insns.
2441 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
2442 location of single rhs in place.
2443 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
2444 (floor_sdiv_adjust): New.
2445 (cell_sdiv_adjust): New.
2446 (cell_udiv_adjust): New.
2447 (round_sdiv_adjust): New.
2448 (round_udiv_adjust): New.
2449 (wrap_constant): Moved from cselib.
2450 (unwrap_constant): New.
2451 (expand_debug_expr): New.
2452 (expand_debug_locations): New.
2453 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
2455 (gimple_expand_cfg): Expand debug locations.
2456 * cselib.c: Include tree-pass.h.
2457 (struct expand_value_data): New.
2458 (cselib_record_sets_hook): New.
2459 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
2460 (cselib_clear_table): Move, and implemnet in terms of...
2461 (cselib_reset_table_with_next_value): ... this.
2462 (cselib_get_next_unknown_value): New.
2463 (discard_useless_locs): Don't discard preserved values.
2464 (cselib_preserve_value): New.
2465 (cselib_preserved_value_p): New.
2466 (cselib_preserve_definitely): New.
2467 (cselib_clear_preserve): New.
2468 (cselib_preserve_only_values): New.
2469 (new_cselib_val): Take rtx argument. Dump it in details.
2470 (cselib_lookup_mem): Adjust.
2471 (expand_loc): Take regs_active in struct. Adjust. Silence
2472 dumps unless details are requested.
2473 (cselib_expand_value_rtx_cb): New.
2474 (cselib_expand_value_rtx): Rename and reimplment in terms of...
2475 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
2476 without details. Copy more subregs. Try to resolve values
2477 using a callback. Wrap constants.
2478 (cselib_subst_to_values): Adjust.
2479 (cselib_log_lookup): New.
2480 (cselib_lookup): Call it.
2481 (cselib_invalidate_regno): Don't count preserved values as useless.
2482 (cselib_invalidate_mem): Likewise.
2483 (cselib_record_set): Likewise.
2484 (struct set): Renamed to cselib_set, moved to cselib.h.
2485 (cselib_record_sets): Adjust. Call hook.
2486 (cselib_process_insn): Reset table when it would be cleared.
2487 (dump_cselib_val): New.
2488 (dump_cselib_table): New.
2489 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
2490 (remove_forwarder_block): Support moving debug stmts.
2491 * cselib.h (cselib_record_sets_hook): Declare.
2492 (cselib_expand_callback): New type.
2493 (cselib_expand_value_rtx_cb): Declare.
2494 (cselib_reset_table_with_next_value): Declare.
2495 (cselib_get_next_unknown_value): Declare.
2496 (cselib_preserve_value): Declare.
2497 (cselib_preserved_value_p): Declare.
2498 (cselib_preserve_only_values): Declare.
2499 (dump_cselib_table): Declare.
2500 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
2501 (try_crossjump_to_edge): Likewise.
2502 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
2503 dominated blocks when debug stmts are present.
2504 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
2505 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
2506 (set_var_live_on_entry): Likewise.
2507 * loop-invariant.c (find_invariants_bb): Skip debug insns.
2508 * cfglayout.c (curr_location, last_location): Make static.
2509 (set_curr_insn_source_location): Don't avoid bouncing.
2510 (get_curr_insn_source_location): New.
2511 (get_curr_insn_block): New.
2512 (duplicate_insn_chain): Handle debug insns.
2513 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
2515 * common.opt (fcompare-debug): Move to sort order.
2516 (fdump-unnumbered-links): Likewise.
2517 (fvar-tracking-assignments): New.
2518 (fvar-tracking-assignments-toggle): New.
2519 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
2520 because of debug stmts.
2521 (mark_stmt_if_obviously_necessary): Mark debug stmts.
2522 (eliminate_unnecessary_stmts): Walk dominated blocks before
2524 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
2525 * ira.c (memref_used_between_p): Skip debug insns.
2526 (update_equiv_regs): Likewise.
2527 * sched-deps.c (sd_lists_size): Accept empty list.
2528 (sd_init_insn): Mark debug insns.
2529 (sd_finish_insn): Unmark them.
2530 (sd_add_dep): Reject non-debug deps on debug insns.
2531 (fixup_sched_groups): Give debug insns group treatment.
2533 (sched_analyze_reg): Don't mark debug insns for sched before call.
2534 (sched_analyze_2): Handle debug insns.
2535 (sched_analyze_insn): Compute next non-debug insn. Handle debug
2537 (deps_analyze_insn): Handle debug insns.
2538 (deps_start_bb): Skip debug insns.
2539 (init_deps): Initialize last_debug_insn.
2540 * tree-ssa.c (target_for_debug_bind): New.
2541 (find_released_ssa_name): New.
2542 (propagate_var_def_into_debug_stmts): New.
2543 (propagate_defs_into_debug_stmts): New.
2544 (verify_ssa): Skip debug bind stmts without values.
2545 (warn_uninialized_vars): Skip debug stmts.
2546 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
2547 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
2548 (rtx_equal_p): Likewise.
2549 * ira-costs.c (scan_one_insn): Skip debug insns.
2550 (process_bb_node_for_hard_reg_moves): Likewise.
2551 * rtl.h (DEBUG_INSN_P): New.
2552 (NONDEBUG_INSN_P): New.
2553 (MAY_HAVE_DEBUG_INSNS): New.
2554 (INSN_P): Accept debug insns.
2555 (RTX_FRAME_RELATED_P): Likewise.
2556 (INSN_DELETED_P): Likewise
2557 (PAT_VAR_LOCATION_DECL): New.
2558 (PAT_VAR_LOCATION_LOC): New.
2559 (PAT_VAR_OCATION_STATUS): New.
2560 (NOTE_VAR_LOCATION_DECL): Reimplement.
2561 (NOTE_VAR_LOCATION_LOC): Likewise.
2562 (NOTE_VAR_LOCATION_STATUS): Likewise.
2563 (INSN_VAR_LOCATION): New.
2564 (INSN_VAR_LOCATION_DECL): New.
2565 (INSN_VAR_LOCATION_LOC): New.
2566 (INSN_VAR_LOCATION_STATUS): New.
2567 (gen_rtx_UNKNOWN_VAR_LOC): New.
2568 (VAR_LOC_UNKNOWN_P): New.
2569 (NOTE_DURING_CALL_P): New.
2570 (SCHED_GROUP_P): Accept debug insns.
2571 (emit_debug_insn_before): Declare.
2572 (emit_debug_insn_before_noloc): Declare.
2573 (emit_debug_insn_beore_setloc): Declare.
2574 (emit_debug_insn_after): Declare.
2575 (emit_debug_insn_after_noloc): Declare.
2576 (emit_debug_insn_after_setloc): Declare.
2577 (emit_debug_insn): Declare.
2578 (make_debug_insn_raw): Declare.
2579 (prev_nondebug_insn): Declare.
2580 (next_nondebug_insn): Declare.
2581 (delegitimize_mem_from_attrs): Declare.
2582 (get_max_insn_count): Declare.
2583 (wrap_constant): Declare.
2584 (unwrap_constant): Declare.
2585 (get_curr_insn_source_location): Declare.
2586 (get_curr_insn_block): Declare.
2587 * tree-inline.c (insert_debug_decl_map): New.
2588 (processing_debug_stmt): New.
2589 (remap_decl): Don't create new mappings in debug stmts.
2590 (remap_gimple_op_r): Don't add references in debug stmts.
2591 (copy_tree_body_r): Likewise.
2592 (remap_gimple_stmt): Handle debug bind stmts.
2593 (copy_bb): Skip debug stmts.
2594 (copy_edges_for_bb): Likewise.
2595 (copy_debug_stmt): New.
2596 (copy_debug_stmts): New.
2597 (copy_body): Copy debug stmts at the end.
2598 (insert_init_debug_bind): New.
2599 (insert_init_stmt): Take id. Skip and emit debug stmts.
2600 (setup_one_parameter): Remap variable earlier, register debug mapping.
2601 (estimate_num_insns): Skip debug stmts.
2602 (expand_call_inline): Preserve debug_map.
2603 (optimize_inline_calls): Check for no debug_stmts left-overs.
2604 (unsave_expr_now): Preserve debug_map.
2605 (copy_gimple_seq_and_replace_locals): Likewise.
2606 (tree_function_versioning): Check for no debug_stmts left-overs.
2607 Init and destroy debug_map as needed. Split edges unconditionally.
2608 (build_duplicate_type): Init and destroy debug_map as needed.
2609 * tree-inline.h: Include gimple.h instead of pointer-set.h.
2610 (struct copy_body_data): Add debug_stmts and debug_map.
2611 * sched-int.h (struct ready_list): Add n_debug.
2612 (struct deps): Add last_debug_insn.
2613 (DEBUG_INSN_SCHED_P): New.
2614 (BOUNDARY_DEBUG_INSN_P): New.
2615 (SCHEDULE_DEBUG_INSN_P): New.
2616 (sd_iterator_cond): Accept empty list.
2617 * combine.c (create_log_links): Skip debug insns.
2618 (combine_instructions): Likewise.
2619 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
2620 return value is always unshared.
2621 (struct rtx_subst_pair): New.
2622 (auto_adjust_pair): New.
2623 (propagate_for_debug_subst): New.
2624 (propagate_for_debug): New.
2625 (try_combine): Skip debug insns. Propagate removed defs into
2627 (next_nonnote_nondebug_insn): New.
2628 (distribute_notes): Use it. Skip debug insns.
2629 (distribute_links): Skip debug insns.
2630 * tree-outof-ssa.c (set_location_for_edge): Likewise.
2631 * resource.c (mark_target_live_regs): Likewise.
2632 * var-tracking.c: Include cselib.h and target.h.
2633 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
2635 (micro_operation_type_name): New.
2636 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
2637 (struct micro_operation_def): Update comments.
2638 (decl_or_value): New type. Use instead of decls.
2639 (struct emit_note_data_def): Add vars.
2640 (struct attrs_def): Use decl_or_value.
2641 (struct variable_tracking_info_def): Add permp, flooded.
2642 (struct location_chain_def): Update comment.
2643 (struct variable_part_def): Use decl_or_value.
2644 (struct variable_def): Make var_part a variable length array.
2646 (scratch_regs): New.
2647 (cselib_hook_called): New.
2648 (dv_is_decl_p): New.
2649 (dv_is_value_p): New.
2652 (dv_as_opaque): New.
2653 (dv_onepart_p): New.
2655 (IS_DECL_CODE): New.
2656 (check_value_is_not_decl): New.
2657 (dv_from_decl): New.
2658 (dv_from_value): New.
2659 (dv_htab_hash): New.
2660 (variable_htab_hash): Use it.
2661 (variable_htab_eq): Support values.
2662 (variable_htab_free): Free from the right pool.
2663 (attrs_list_member, attrs_list_insert): Use decl_or_value.
2664 (attrs_list_union): Adjust.
2665 (attrs_list_mpdv_union): New.
2666 (tie_break_pointers): New.
2667 (canon_value_cmp): New.
2668 (unshare_variable): Return possibly-modified slot.
2669 (vars_copy_1): Adjust.
2670 (var_reg_decl_set): Adjust. Split out of...
2671 (var_reg_set): ... this.
2672 (get_init_value): Adjust.
2673 (var_reg_delete_and_set): Adjust.
2674 (var_reg_delete): Adjust.
2675 (var_regno_delete): Adjust.
2676 (var_mem_decl_set): Split out of...
2677 (var_mem_set): ... this.
2678 (var_mem_delete_and_set): Adjust.
2679 (var_mem_delete): Adjust.
2683 (variable_union): Adjust. Speed up merge of 1-part vars.
2684 (variable_canonicalize): Use unshared slot.
2685 (VALUED_RECURSED_INTO): New.
2686 (find_loc_in_1pdv): New.
2687 (struct dfset_merge): New.
2688 (insert_into_intersection): New.
2689 (intersect_loc_chains): New.
2691 (canonicalize_loc_order_check): New.
2692 (canonicalize_values_mark): New.
2693 (canonicalize_values_star): New.
2694 (variable_merge_over_cur): New.
2695 (variable_merge_over_src): New.
2696 (dataflow_set_merge): New.
2697 (dataflow_set_equiv_regs): New.
2698 (remove_duplicate_values): New.
2699 (struct dfset_post_merge): New.
2700 (variable_post_merge_new_vals): New.
2701 (variable_post_merge_perm_vals): New.
2702 (dataflow_post_merge_adjust): New.
2703 (find_mem_expr_in_1pdv): New.
2704 (dataflow_set_preserve_mem_locs): New.
2705 (dataflow_set_remove_mem_locs): New.
2706 (dataflow_set_clear_at_call): New.
2707 (onepart_variable_different_p): New.
2708 (variable_different_p): Use it.
2709 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
2710 (track_expr_p): Add need_rtl parameter. Don't generate rtl
2712 (track_loc_p): Pass it true.
2713 (struct count_use_info): New.
2714 (find_use_val): New.
2715 (replace_expr_with_values): New.
2717 (use_type): New, partially split out of...
2718 (count_uses): ... this. Count new micro-ops.
2719 (count_uses_1): Adjust.
2720 (count_stores): Adjust.
2721 (count_with_sets): New.
2722 (VAL_NEEDS_RESOLUTION): New.
2723 (VAL_HOLDS_TRACK_EXPR): New.
2724 (VAL_EXPR_IS_COPIED): New.
2725 (VAL_EXPR_IS_CLOBBERED): New.
2726 (add_uses): Adjust. Generate new micro-ops.
2727 (add_uses_1): Adjust.
2728 (add_stores): Generate new micro-ops.
2729 (add_with_sets): New.
2730 (find_src_status): Adjust.
2731 (find_src_set_src): Adjust.
2732 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
2733 Handle new micro-ops. Canonicalize value equivalances.
2734 (vt_find_locations): Compute total size of hash tables for
2735 dumping. Perform merge for var-tracking-assignments. Don't
2736 disregard single-block loops.
2737 (dump_attrs_list): Handle decl_or_value.
2738 (dump_variable): Take variable. Deal with decl_or_value.
2739 (dump_variable_slot): New.
2740 (dump_vars): Use it.
2741 (dump_dataflow_sets): Adjust.
2742 (set_slot_part): New, extended to support one-part variables
2743 after splitting out of...
2744 (set_variable_part): ... this.
2745 (clobber_slot_part): New, split out of...
2746 (clobber_variable_part): ... this.
2747 (delete_slot_part): New, split out of...
2748 (delete_variable_part): .... this.
2749 (check_wrap_constant): New.
2750 (vt_expand_loc_callback): New.
2751 (vt_expand_loc): New.
2752 (emit_note_insn_var_location): Adjust. Handle values. Handle
2753 EMIT_NOTE_AFTER_CALL_INSN.
2754 (emit_notes_for_differences_1): Adjust. Handle values.
2755 (emit_notes_for_differences_2): Likewise.
2756 (emit_notes_for_differences): Adjust.
2757 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
2758 Adjust. Handle new micro-ops.
2759 (vt_add_function_parameters): Adjust. Create and bind values.
2760 (vt_initialize): Adjust. Initialize scratch_regs and
2761 valvar_pool, flooded and perm.. Initialize and use cselib. Log
2762 operations. Move some code to count_with_sets and add_with_sets.
2763 (delete_debug_insns): New.
2764 (vt_debug_insns_local): New.
2765 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
2767 (var_tracking_main): If var-tracking-assignments is enabled
2768 but var-tracking isn't, delete debug insns and leave. Likewise
2769 if we exceed limits or fail the stack adjustments tests, and
2770 after all var-tracking processing.
2771 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
2772 (dataflow_set): Add traversed_vars.
2773 (value_chain, const_value_chain): New typedefs.
2774 (value_chain_pool, value_chains): New variables.
2775 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
2776 add_value_chains, add_cselib_value_chains, remove_value_chain,
2777 remove_value_chains, remove_cselib_value_chains): New functions.
2778 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
2779 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
2781 (shared_hash_find_slot_unshare, shared_hash_find_slot,
2782 shared_hash_find_slot_noinsert, shared_hash_find): Update.
2783 (dst_can_be_shared): New variable.
2784 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
2785 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
2786 different from set->vars, look up slot again instead of using the
2788 (dataflow_set_init): Initialize traversed_vars.
2789 (variable_union): Use shared_hash_*. Use initially NO_INSERT
2790 lookup if set->vars is shared. Don't keep slot cleared before
2791 calling unshare_variable. Unshare set->vars if needed. Adjust
2792 unshare_variable callers. Clear dst_can_be_shared if needed.
2793 Even ->refcount == 1 vars must be unshared if set->vars is shared
2794 and var needs to be modified.
2795 (dataflow_set_union): Set traversed_vars during canonicalization.
2796 (VALUE_CHANGED, DECL_CHANGED): Define.
2797 (set_dv_changed, dv_changed_p): New static inlines.
2798 (track_expr_p): Clear DECL_CHANGED.
2799 (dump_dataflow_sets): Set it.
2800 (variable_was_changed): Call set_dv_changed.
2801 (emit_note_insn_var_location): Likewise.
2802 (changed_variables_stack): New variable.
2803 (check_changed_vars_1, check_changed_vars_2): New functions.
2804 (emit_notes_for_changes): Do nothing if changed_variables is
2805 empty. Traverse changed_variables with check_changed_vars_1,
2806 call check_changed_vars_2 on each changed_variables_stack entry.
2807 (emit_notes_in_bb): Add SET argument. Just clear it at the
2808 beginning, use it instead of local &set, don't destroy it at the end.
2809 (vt_emit_notes): Call dataflow_set_clear early on all
2810 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
2811 computed set, dataflow_set_clear also VTI(bb)->in when we are
2812 done with the basic block. Initialize changed_variables_stack,
2813 free it afterwards. If ENABLE_CHECKING verify that after noting
2814 differences to an empty set value_chains hash table is empty.
2815 (vt_initialize): Initialize value_chains and value_chain_pool.
2816 (vt_finalize): Delete value_chains htab, free value_chain_pool.
2817 (variable_tracking_main): Call dump_dataflow_sets before calling
2818 vt_emit_notes, not after it.
2819 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
2820 (propagate_var_def_into_debug_stmts): Declare.
2821 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
2822 (df_set_note): Reject debug insns.
2823 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
2824 add notes to debug insns.
2825 (df_note_bb_compute): Adjust. Likewise.
2826 (df_simulate_uses): Skip debug insns.
2827 (df_simulate_initialize_backwards): Likewise.
2828 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
2829 (subst_stack_regs_pat): Reject debug insns.
2830 (convert_regs_1): Handle debug insns.
2831 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
2832 (print-rtl.o): Depend on cselib.h.
2833 (cselib.o): Depend on TREE_PASS_H.
2834 (var-tracking.o): Depend on cselib.h and TARGET_H.
2835 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
2836 (init_ready_list): Skip boundary debug insns.
2837 (add_branch_dependences): Skip debug insns.
2838 (free_block_dependencies): Check for blocks with only debug insns.
2839 (compute_priorities): Likewise.
2840 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
2841 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
2843 (gimple_build_debug_bind_stat): New.
2844 (empty_body_p): Skip debug stmts.
2845 (gimple_has_side_effects): Likewise.
2846 (gimple_rhs_has_side_effects): Likewise.
2847 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
2848 (gimple_build_debug_bind_stat): Declare.
2849 (gimple_build_debug_bind): Define.
2850 (is_gimple_debug): New.
2851 (gimple_debug_bind_p): New.
2852 (gimple_debug_bind_get_var): New.
2853 (gimple_debug_bind_get_value): New.
2854 (gimple_debug_bind_get_value_ptr): New.
2855 (gimple_debug_bind_set_var): New.
2856 (gimple_debug_bind_set_value): New.
2857 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
2858 (gimple_debug_bind_reset_value): New.
2859 (gimple_debug_bind_has_value_p): New.
2860 (gsi_next_nondebug): New.
2861 (gsi_prev_nondebug): New.
2862 (gsi_start_nondebug_bb): New.
2863 (gsi_last_nondebug_bb): New.
2864 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
2865 (print_insn): Handle DEBUG_INSN.
2866 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
2867 of first insn prevail.
2868 (first_stmt): Skip debug stmts.
2869 (first_non_label_stmt): Likewise.
2870 (last_stmt): Likewise.
2871 (has_zero_uses_1): New.
2872 (single_imm_use_1): New.
2873 (verify_gimple_debug): New.
2874 (verify_types_in_gimple_stmt): Handle debug stmts.
2875 (verify_stmt): Likewise.
2876 (debug_loop_num): Skip debug stmts.
2877 (remove_edge_and_dominated_blocks): Remove dominators last.
2878 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
2879 (linearize_expr): Likewise.
2880 * config/i386/i386.c (ix86_delegitimize_address): Call
2881 default implementation.
2882 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
2883 (group_barrier_needed): Skip debug insns.
2884 (emit_insn_group_barriers): Likewise.
2885 (emit_all_insn_group_barriers): Likewise.
2886 (ia64_variable_issue): Handle debug insns.
2887 (ia64_dfa_new_cycle): Likewise.
2888 (final_emit_insn_group_barriers): Skip debug insns.
2889 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
2890 def cfa without frame.
2891 (process_set): Likewise.
2892 (process_for_unwind_directive): Pass frame on.
2893 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2894 (rs6000_delegitimize_address): New.
2895 (rs6000_debug_adjust_cost): Handle debug insns.
2896 (is_microcoded_insn): Likewise.
2897 (is_cracked_insn): Likewise.
2898 (is_nonpipeline_insn): Likewise.
2899 (insn_must_be_first_in_group): Likewise.
2900 (insn_must_be_last_in_group): Likewise.
2901 (force_new_group): Likewise.
2902 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
2903 contains only debug insns.
2904 (rtl_merge_blocks): Skip debug insns.
2905 (purge_dead_edges): Likewise.
2906 (rtl_block_ends_with_call_p): Skip debug insns.
2907 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
2908 (mark_reg_dependencies): Skip debug insns.
2909 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
2910 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
2911 * tree-ssa-threadedge.c
2912 (record_temporary_equivalences_from_stmts): Skip debug stmts.
2913 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
2914 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
2915 (copyprop_hardreg_forward_1): Handle debug insns.
2916 * reload1.c (reload): Skip debug insns. Replace unassigned
2917 pseudos in debug insns with their equivalences.
2918 (eliminate_regs_in_insn): Skip debug insns.
2919 (emit_input_reload_insns): Skip debug insns at first, adjust
2921 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
2922 (get_indirect_ref_operands): Pass opf_no_vops on.
2923 (get_expr_operands): Likewise. Skip debug stmts.
2924 (parse_ssa_operands): Scan debug insns with opf_no_vops.
2926 2009-09-01 Richard Henderson <rth@redhat.com>
2928 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
2929 stmt_ends_pp_p statements at least once.
2930 * tree-vrp.c (vrp_initialize): Likewise.
2931 (vrp_visit_stmt): Be prepared for non-interesting stmts.
2933 2009-09-01 Dodji Seketeli <dodji@redhat.com>
2936 Fix AIX bootstrap after PR debug/30161
2937 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
2938 that is a GNU extension.
2939 (tmpl_value_parm_die_table): Move the definition of this global
2940 outside #ifdef DWARF2_DEBUGGING_INFO region.
2942 2009-09-01 Richard Guenther <rguenther@suse.de>
2944 * tree.c (tree_expr_size): New function.
2945 * tree.h (tree_expr_size): Declare.
2946 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
2947 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
2948 * langhooks.c (lhd_expr_size): Remove.
2949 * langhooks.h (struct lang_hooks): Remove expr_size.
2950 * explow.c (expr_size): Use tree_expr_size.
2951 (int_expr_size): Likewise.
2952 * langhooks-def.h (lhd_expr_size): Remove.
2953 (LANG_HOOKS_EXPR_SIZE): Likewise.
2954 (LANG_HOOKS_INITIALIZER): Adjust.
2956 2009-09-01 Richard Guenther <rguenther@suse.de>
2958 * tree-flow.h (mark_addressable): Move declaration ...
2959 * tree.h (mark_addressable): ... here.
2960 * stmt.c (expand_asm_operands): Use mark_addressable, not
2961 lang_hooks.mark_addressable.
2962 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2963 LANG_HOOKS_MARK_ADDRESSABLE.
2964 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
2965 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
2967 2009-08-31 Chris Demetriou <cgd@google.com>
2969 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
2970 vectorize if not TARGET_SSE2.
2972 2009-08-31 DJ Delorie <dj@redhat.com>
2974 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
2975 registers if no coprocessor is enabled.
2977 2009-08-31 Dodji Seketeli <dodji@redhat.com>
2980 * cgraph.h (cgraph_get_node): Declare ...
2981 * cgraph.c (cgraph_get_node): ... new function.
2982 * dwarf2out.c (gen_generic_params_dies,
2983 generic_parameter_die, tree_add_const_value_attribute_for_decl,
2984 make_ith_pack_parameter_name,
2985 append_entry_to_tmpl_value_parm_die_table,
2986 gen_remaining_tmpl_value_param_die_attribute): New functions.
2987 (gen_subprogram_die): Generate debug info for template parameters
2988 if debug info level is higher than DINFO_LEVEL_TERSE.
2989 Use tree_add_const_value_attribute_for_decl instead of
2990 tree_add_const_value_attribute.
2991 (gen_const_die): Use tree_add_const_value_attribute_for_decl
2992 instead of tree_add_const_value_attribute.
2993 (gen_struct_or_union_type_die): Generate debug
2994 info for template parameters if debug info level is higher than
2996 (tree_add_const_value_attribute): Handle integral and pointer
2997 constants. Update comment.
2998 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
2999 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3000 (reference_to_unused): Fix thinko. Remove redundant predicates from
3002 (tree_add_const_value_attribute): Make this work for constant
3004 tree_add_const_value_attribute_for_decl is to be used for variable
3006 (add_location_or_const_value_attribute): Use
3007 tree_add_const_value_attribute_for_decl now.
3008 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3009 DW_TAG_template_value_param DIEs after function DIEs have been
3011 * langhooks.h (lang_hooks_for_types): Add
3012 get_argument_pack_elems.
3013 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3014 (lang_hooks): Added get_innermost_generic_parms,
3015 get_innermost_generic_args.
3016 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3017 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3018 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3019 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3021 2009-08-31 DJ Delorie <dj@redhat.com>
3023 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3024 it once we start generating the prologue or epilogue.
3025 (mep_call_saves_register): If the frame is locked, re-use
3027 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3028 (mep_expand_prologue): Call it.
3029 (mep_expand_epilogue): Likewise.
3030 (mep_start_function): Use the same logic as mep_expand_prologue.
3031 (mep_pass_by_reference): Make logic more readable.
3032 (mep_return_in_memory): Zero-sized objects are passed in memory.
3033 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3035 2009-08-31 Richard Guenther <rguenther@suse.de>
3037 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3038 to query if the memory regions for memmove overlap.
3039 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3040 asserts on pointers, instead deal with odd trees.
3041 (ptr_derefs_may_alias_p): Likewise.
3042 (refs_may_alias_p_1): Constructor bases also never alias.
3044 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3046 * doc/install.texi (Final install): Adjust reference on where to
3047 order printed manuals.
3049 2009-08-30 Olivier Hainque <hainque@adacore.com>
3051 * dwarf2out.c (switch_to_frame_table_section): Move
3052 definition prior to first use.
3054 2009-08-30 Richard Guenther <rguenther@suse.de>
3056 PR tree-optimization/41186
3057 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3058 (ao_ref_init_from_ptr_and_size): New function.
3059 (ref_maybe_used_by_call_p_1): Be more precise tracking
3060 used ranges for builtin functions.
3061 (ref_maybe_used_by_call_p): Adjust.
3062 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3063 ranges for builtin functions.
3064 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3066 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3069 * fwprop.c (get_reg_use_in): Delete.
3070 (free_load_extend): New function.
3071 (forward_propagate_subreg): Use it.
3073 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3075 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3077 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3080 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3083 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3085 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3086 fini or fini_array section.
3088 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3090 * graphite-dependences.c (graphite_legal_transform_bb): Call
3091 pbb_remove_duplicate_pdrs.
3092 * graphite-poly.c (can_collapse_pdr): Removed.
3093 (pdr_find_duplicate): Removed.
3094 (can_collapse_pdrs): New.
3095 (pbb_remove_duplicate_pdrs): New.
3096 (new_poly_dr): Do not look for duplicates.
3097 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3098 (PBB_PDR_DUPLICATES_REMOVED): New.
3099 (pbb_remove_duplicate_pdrs): Declared.
3101 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3103 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3104 the strides by multiplying by PDR_NB_REFS.
3105 * graphite-poly.c (can_collapse_pdr): New.
3106 (pdr_find_duplicate): New.
3107 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3108 Initialize PDR_NB_REFS.
3109 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3111 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3113 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3116 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3119 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3121 * graphite-dependences.c (pddr_original_scattering): Return NULL
3122 for read-read dependence relations.
3123 * graphite-poly.h (enum poly_dr_type): Fix comment.
3126 (pdr_may_write_p): New.
3128 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3130 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3131 (struct poly_dr): Same.
3132 (new_poly_dr): Same.
3133 * graphite-poly.c (new_poly_dr): Same.
3134 * graphite-dependences.c (dot_deps): Disable call to system.
3136 2009-08-28 Cary Coutant <ccoutant@google.com>
3139 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3140 struct/union/enum types local to a function.
3142 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3143 Sebastian Pop <sebastian.pop@amd.com>
3145 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3146 pbb_strip_mine_time_depth. Changed the implementation so that
3147 transformation is expressed as a transformation on
3148 time (scatttering) dimensions. Also, ensures that the 2d+1
3149 scheduling format is preserved.
3150 (pbb_strip_mine_profitable_p): Profitability is based on the
3151 iteration number of a given time (scattering) dimension,
3152 and not on a original loop depth dimension.
3153 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3154 (pbb_do_strip_mine): Call psct_dynamic_dim.
3155 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3156 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3157 (pbb_nb_dynamic_scattering_transform): New.
3158 (psct_dynamic_dim): New.
3160 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3162 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3163 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3164 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3165 * graphite-interchange.c (build_linearized_memory_access): Same.
3166 (memory_stride_in_loop): Same.
3168 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3170 * graphite-dependences.c (pddr_original_scattering): New.
3171 (graphite_legal_transform_dr): Call pddr_original_scattering.
3174 * graphite-dependences.h (dot_deps): Declared.
3175 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3176 (print_pdr): Print PDR_ID.
3177 * graphite-poly.h (struct poly_dr): Add field id.
3180 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3182 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3184 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3185 not delete the original dependence relation.
3187 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3189 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3190 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3191 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3192 (free_poly_ddr): New.
3193 (pddr_is_empty): New.
3194 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3195 (dependence_polyhedron): Same. Remove useless gcc_assert.
3197 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3198 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3199 * graphite-dependences.h (enum poly_dependence_kind): New.
3200 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3201 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3202 (PDRP_SINK): Renamed PDDR_SINK.
3203 (PDRP_DDP): Renamed PDDR_DDP.
3205 (free_poly_ddr): Declared.
3206 * graphite-poly.c (new_scop): Use the new hash function names.
3207 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3208 into original_pddrs.
3209 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3211 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3213 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3214 bounds with LT_EXPR to make niter analysis more precise on code
3215 generated by Graphite.
3217 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3219 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3220 (graphite_legal_transform_bb): Same.
3221 (poly_drs_may_alias_p): Same.
3223 2009-08-28 Richard Guenther <rguenther@suse.de>
3225 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3227 2009-08-28 Jan Beulich <jbeulich@novell.com>
3229 * config/i386/netware.c: Include langhooks.h.
3230 (i386_nlm_encode_section_info): Simplify.
3231 (netware_override_options): Delete.
3232 * config/i386/netware.h (netware_override_options): Delete
3234 (OVERRIDE_OPTIONS): Delete definition.
3235 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3236 (ASM_COMMENT_START): Define.
3237 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3239 2009-08-28 Jan Beulich <jbeulich@novell.com>
3241 * configure.ac: For in-tree ld, do a plain version check to
3242 determine whether comdat groups are supported.
3243 * configure: Regenerate.
3245 2009-08-28 Olivier Hainque <hainque@adacore.com>
3247 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3248 always defined. Reflect definition or absence of such for
3249 COLLECT_EXPORT_LIST. Readability helper.
3250 (scanfilter): New enum, to help control what symbols
3251 are to be considered or ignored by scan_prog_file.
3252 (enum pass): Rename as "scanpass", moved together with scanfilter
3253 prior to scan_prog_file's prototype.
3254 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3255 Group prototype with the scanpass/scanfilter definitions, factorize
3256 head comments for the several implementations at the prototype.
3257 (main): Reorganize the first pass link control to let AIX
3258 drag only the needed frame tables in executables. Prevent
3259 frame tables collection during the scan aimed at static ctors.
3260 Pre-link and scan for frame tables later to compensate.
3261 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3262 A C statement to issue assembly directives that create a reference
3263 to the given DWARF table identifier label from the current function
3265 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3266 to differentiate first time section entry. Only emit a .data
3267 tables start identifier label the first time around.
3268 (switch_to_frame_table_section): New function. Helper for
3269 output_call_frame_info to switch possibly BACK into the eh_frame
3270 or the debug_frame section depending on FOR_EH.
3271 (output_call_frame_info): Use helper to first enter the proper
3273 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3274 emit a link to the frame table start label from each function
3276 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3277 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3278 * config/rs6000/rs6000-protos.h: Declare it.
3279 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3281 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3283 * config/sh/sh.c (split_branches): Check the result of
3286 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3288 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3289 using -pthread -fopenmp
3291 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3293 * doc/service.texi (service directory): Update URL.
3295 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3297 PR rtl-optimization/40861
3298 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3299 extract word from a multi-word subreg for negative byte positions.
3301 2009-08-27 Tristan Gingold <gingold@adacore.com>
3302 Douglas B Rupp <rupp@gnat.com>
3304 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3305 (SECTION_VMS_OVERLAY): Define.
3306 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3308 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3310 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3311 common_object declarations.
3312 (ia64_section_type_flags): Set section flag for common_object.
3313 * config/ia64/ia64-protos.h
3314 (ia64_vms_output_aligned_decl_common): Declare.
3315 (ia64_vms_elf_asm_named_section): Declare.
3317 2009-08-27 Michael Matz <matz@suse.de>
3319 * expr.c (expand_expr_real_2): New function taking exploded
3320 unary or binary expression, split out from ...
3321 (expand_expr_real_1): ... here. Move over all unary/binary
3322 switch parts to above function, in particular these codes:
3323 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3324 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3325 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3326 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3327 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3328 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3329 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3330 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3331 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3332 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3333 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3334 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3335 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3336 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3337 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3338 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3339 VEC_PACK_FIX_TRUNC_EXPR.
3340 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3343 2009-08-27 Richard Guenther <rguenther@suse.de>
3345 * gengtype.c (main): Handle uint64_t.
3346 * ipa-utils.c (get_base_var): Indent properly.
3347 * tree-ssa-live.c (debug_scope_block): New function.
3348 * tree-flow.h (debug_scope_block): Declare.
3349 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3350 * basic-block.h (enum profile_status): Rename to
3351 enum profile_status_d.
3352 (x_profile_status): Adjust type.
3354 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3357 * dwarf2out.c (get_context_die): Declare this static function.
3358 (gen_type_die_with_usage): Make sure a DIE is a generated for
3359 the context of a typedef.
3361 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3363 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3366 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3368 * config/mips/mips-protos.h (mips_output_sync): Declare.
3369 (mips_sync_loop_insns): Likewise.
3370 (mips_output_sync_loop): Replace first two parameters with an rtx.
3371 * config/mips/mips.c (mips_multi_member): New structure.
3372 (mips_multi_members): New variable.
3373 (mips_multi_start): New function.
3374 (mips_multi_add): Likewise.
3375 (mips_multi_add_insn): Likewise.
3376 (mips_multi_add_label): Likewise.
3377 (mips_multi_last_index): Likewise.
3378 (mips_multi_copy_insn): Likewise.
3379 (mips_multi_set_operand): Likewise.
3380 (mips_multi_write): Likewise.
3381 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3382 (mips_init_print_operand_punct): Update accordingly.
3383 (mips_start_ll_sc_sync_block): New function.
3384 (mips_end_ll_sc_sync_block): Likewise.
3385 (mips_output_sync): Likewise.
3386 (mips_sync_insn1_template): Likewise.
3387 (mips_sync_insn2_template): Likewise.
3388 (mips_get_sync_operand): Likewise.
3389 (mips_process_sync_loop): Likewise.
3390 (mips_output_sync_loop): Use mips_process_sync_loop.
3391 (mips_sync_loop_insns): New function.
3392 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3393 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3394 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3395 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3396 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3397 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3398 (MIPS_SYNC_OLD_OP_12): Likewise.
3399 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3400 (MIPS_SYNC_NEW_OP_12): Likewise.
3401 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3402 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3403 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3404 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3405 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3406 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3407 * config/mips/mips.md (sync_mem): New attribute.
3408 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3409 (sync_exclusive_mask, sync_required_oldval): Likewise.
3410 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3411 (sync_release_barrier): Likewise.
3412 (length): Handle sync loops.
3413 (sync): Use mips_output_sync.
3414 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
3415 (sync_compare_and_swap<mode>): Set the new sync_* attributes
3416 and use mips_output_sync_loop.
3417 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
3418 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
3419 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
3420 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
3421 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
3422 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
3423 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
3424 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
3425 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
3427 2009-08-26 Richard Guenther <rguenther@suse.de>
3430 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
3431 the types to not match.
3432 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
3434 * tree-ssa.c (useless_type_conversion_p): Conversions to
3435 pointers to unprototyped functions are useless.
3437 2009-08-26 Richard Guenther <rguenther@suse.de>
3439 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
3440 whole-program condition, prepare to be called for non-globals.
3441 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
3442 params build a representative with known type and track its fields.
3444 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
3446 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
3447 clearing by a taken branch.
3448 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
3449 effectively after bbro pass.
3450 (sync_nand<mode>): Ditto.
3451 (sync_old_<fetchop_name><mode>): Ditto.
3452 (sync_old_nand<mode>): Ditto.
3453 (sync_new_<fetchop_name><mode>): Dito.
3454 (sync_new_nand<mode>): Ditto.
3455 (sync_compare_and_swap<mode>_1): Ditto.
3456 (*sync_compare_and_swap<mode>): Ditto.
3457 (sync_lock_test_and_set<mode>_1): Ditto.
3458 ("sync_lock_test_and_set<mode>): Ditto.
3460 2009-08-25 Douglas B Rupp <rupp@gnat.com>
3462 * hwint.h (HOST_LONG_FORMAT): New macro
3463 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
3464 Use HOST_PTR_PRINTF.
3465 * system.h (HOST_PTR_PRINTF): Resurrect old macro
3466 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
3467 (HOST_PTR_PRINTF): Document.
3469 2009-08-25 Jan Hubicka <jh@suse.cz>
3471 * config/i386/bmmintrin.h: Replace by #error.
3474 Michael Meissner <michael.meissner@amd.com>
3475 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3476 Tony Linthicum <tony.linthicum@amd.com>
3478 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3479 (TARGET_ROUND): New macro for the round/ptest instructions which
3480 are shared between SSE4.1 and SSE5.
3481 (OPTION_MASK_ISA_ROUND): Ditto.
3482 (OPTION_ISA_ROUND): Ditto.
3483 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3484 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3486 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3487 (-mfused-madd): New switch to give users control over whether the
3488 compiler optimizes to use the multiply/add SSE5 instructions.
3490 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
3491 (ix86_handle_option): Turn off 3dnow if -msse5.
3492 (override_options): Add SSE5 support.
3493 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3495 (ix86_expand_sse_movcc): Add SSE5 support.
3496 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3497 vector type to the next largest size.
3498 (ix86_expand_sse5_pack): New function to use pperm to pack a
3499 vector type to the next smallest size.
3500 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3501 (IX86_BUILTIN_FMADDSD): Ditto.
3502 (IX86_BUILTIN_FMADDPS): Ditto.
3503 (IX86_BUILTIN_FMADDPD): Ditto.
3504 (IX86_BUILTIN_FMSUBSS): Ditto.
3505 (IX86_BUILTIN_FMSUBSD): Ditto.
3506 (IX86_BUILTIN_FMSUBPS): Ditto.
3507 (IX86_BUILTIN_FMSUBPD): Ditto.
3508 (IX86_BUILTIN_FNMADDSS): Ditto.
3509 (IX86_BUILTIN_FNMADDSD): Ditto.
3510 (IX86_BUILTIN_FNMADDPS): Ditto.
3511 (IX86_BUILTIN_FNMADDPD): Ditto.
3512 (IX86_BUILTIN_FNMSUBSS): Ditto.
3513 (IX86_BUILTIN_FNMSUBSD): Ditto.
3514 (IX86_BUILTIN_FNMSUBPS): Ditto.
3515 (IX86_BUILTIN_FNMSUBPD): Ditto.
3516 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3517 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3518 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3519 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3520 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3521 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3522 (IX86_BUILTIN_PPERM): Ditto.
3523 (IX86_BUILTIN_PERMPS): Ditto.
3524 (IX86_BUILTIN_PERMPD): Ditto.
3525 (IX86_BUILTIN_PMACSSWW): Ditto.
3526 (IX86_BUILTIN_PMACSWW): Ditto.
3527 (IX86_BUILTIN_PMACSSWD): Ditto.
3528 (IX86_BUILTIN_PMACSWD): Ditto.
3529 (IX86_BUILTIN_PMACSSDD): Ditto.
3530 (IX86_BUILTIN_PMACSDD): Ditto.
3531 (IX86_BUILTIN_PMACSSDQL): Ditto.
3532 (IX86_BUILTIN_PMACSSDQH): Ditto.
3533 (IX86_BUILTIN_PMACSDQL): Ditto.
3534 (IX86_BUILTIN_PMACSDQH): Ditto.
3535 (IX86_BUILTIN_PMADCSSWD): Ditto.
3536 (IX86_BUILTIN_PMADCSWD): Ditto.
3537 (IX86_BUILTIN_PHADDBW): Ditto.
3538 (IX86_BUILTIN_PHADDBD): Ditto.
3539 (IX86_BUILTIN_PHADDBQ): Ditto.
3540 (IX86_BUILTIN_PHADDWD): Ditto.
3541 (IX86_BUILTIN_PHADDWQ): Ditto.
3542 (IX86_BUILTIN_PHADDDQ): Ditto.
3543 (IX86_BUILTIN_PHADDUBW): Ditto.
3544 (IX86_BUILTIN_PHADDUBD): Ditto.
3545 (IX86_BUILTIN_PHADDUBQ): Ditto.
3546 (IX86_BUILTIN_PHADDUWD): Ditto.
3547 (IX86_BUILTIN_PHADDUWQ): Ditto.
3548 (IX86_BUILTIN_PHADDUDQ): Ditto.
3549 (IX86_BUILTIN_PHSUBBW): Ditto.
3550 (IX86_BUILTIN_PHSUBWD): Ditto.
3551 (IX86_BUILTIN_PHSUBDQ): Ditto.
3552 (IX86_BUILTIN_PROTB): Ditto.
3553 (IX86_BUILTIN_PROTW): Ditto.
3554 (IX86_BUILTIN_PROTD): Ditto.
3555 (IX86_BUILTIN_PROTQ): Ditto.
3556 (IX86_BUILTIN_PROTB_IMM): Ditto.
3557 (IX86_BUILTIN_PROTW_IMM): Ditto.
3558 (IX86_BUILTIN_PROTD_IMM): Ditto.
3559 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3560 (IX86_BUILTIN_PSHLB): Ditto.
3561 (IX86_BUILTIN_PSHLW): Ditto.
3562 (IX86_BUILTIN_PSHLD): Ditto.
3563 (IX86_BUILTIN_PSHLQ): Ditto.
3564 (IX86_BUILTIN_PSHAB): Ditto.
3565 (IX86_BUILTIN_PSHAW): Ditto.
3566 (IX86_BUILTIN_PSHAD): Ditto.
3567 (IX86_BUILTIN_PSHAQ): Ditto.
3568 (IX86_BUILTIN_FRCZSS): Ditto.
3569 (IX86_BUILTIN_FRCZSD): Ditto.
3570 (IX86_BUILTIN_FRCZPS): Ditto.
3571 (IX86_BUILTIN_FRCZPD): Ditto.
3572 (IX86_BUILTIN_CVTPH2PS): Ditto.
3573 (IX86_BUILTIN_CVTPS2PH): Ditto.
3574 (IX86_BUILTIN_COMEQSS): Ditto.
3575 (IX86_BUILTIN_COMNESS): Ditto.
3576 (IX86_BUILTIN_COMLTSS): Ditto.
3577 (IX86_BUILTIN_COMLESS): Ditto.
3578 (IX86_BUILTIN_COMGTSS): Ditto.
3579 (IX86_BUILTIN_COMGESS): Ditto.
3580 (IX86_BUILTIN_COMUEQSS): Ditto.
3581 (IX86_BUILTIN_COMUNESS): Ditto.
3582 (IX86_BUILTIN_COMULTSS): Ditto.
3583 (IX86_BUILTIN_COMULESS): Ditto.
3584 (IX86_BUILTIN_COMUGTSS): Ditto.
3585 (IX86_BUILTIN_COMUGESS): Ditto.
3586 (IX86_BUILTIN_COMORDSS): Ditto.
3587 (IX86_BUILTIN_COMUNORDSS): Ditto.
3588 (IX86_BUILTIN_COMFALSESS): Ditto.
3589 (IX86_BUILTIN_COMTRUESS): Ditto.
3590 (IX86_BUILTIN_COMEQSD): Ditto.
3591 (IX86_BUILTIN_COMNESD): Ditto.
3592 (IX86_BUILTIN_COMLTSD): Ditto.
3593 (IX86_BUILTIN_COMLESD): Ditto.
3594 (IX86_BUILTIN_COMGTSD): Ditto.
3595 (IX86_BUILTIN_COMGESD): Ditto.
3596 (IX86_BUILTIN_COMUEQSD): Ditto.
3597 (IX86_BUILTIN_COMUNESD): Ditto.
3598 (IX86_BUILTIN_COMULTSD): Ditto.
3599 (IX86_BUILTIN_COMULESD): Ditto.
3600 (IX86_BUILTIN_COMUGTSD): Ditto.
3601 (IX86_BUILTIN_COMUGESD): Ditto.
3602 (IX86_BUILTIN_COMORDSD): Ditto.
3603 (IX86_BUILTIN_COMUNORDSD): Ditto.
3604 (IX86_BUILTIN_COMFALSESD): Ditto.
3605 (IX86_BUILTIN_COMTRUESD): Ditto.
3606 (IX86_BUILTIN_COMEQPS): Ditto.
3607 (IX86_BUILTIN_COMNEPS): Ditto.
3608 (IX86_BUILTIN_COMLTPS): Ditto.
3609 (IX86_BUILTIN_COMLEPS): Ditto.
3610 (IX86_BUILTIN_COMGTPS): Ditto.
3611 (IX86_BUILTIN_COMGEPS): Ditto.
3612 (IX86_BUILTIN_COMUEQPS): Ditto.
3613 (IX86_BUILTIN_COMUNEPS): Ditto.
3614 (IX86_BUILTIN_COMULTPS): Ditto.
3615 (IX86_BUILTIN_COMULEPS): Ditto.
3616 (IX86_BUILTIN_COMUGTPS): Ditto.
3617 (IX86_BUILTIN_COMUGEPS): Ditto.
3618 (IX86_BUILTIN_COMORDPS): Ditto.
3619 (IX86_BUILTIN_COMUNORDPS): Ditto.
3620 (IX86_BUILTIN_COMFALSEPS): Ditto.
3621 (IX86_BUILTIN_COMTRUEPS): Ditto.
3622 (IX86_BUILTIN_COMEQPD): Ditto.
3623 (IX86_BUILTIN_COMNEPD): Ditto.
3624 (IX86_BUILTIN_COMLTPD): Ditto.
3625 (IX86_BUILTIN_COMLEPD): Ditto.
3626 (IX86_BUILTIN_COMGTPD): Ditto.
3627 (IX86_BUILTIN_COMGEPD): Ditto.
3628 (IX86_BUILTIN_COMUEQPD): Ditto.
3629 (IX86_BUILTIN_COMUNEPD): Ditto.
3630 (IX86_BUILTIN_COMULTPD): Ditto.
3631 (IX86_BUILTIN_COMULEPD): Ditto.
3632 (IX86_BUILTIN_COMUGTPD): Ditto.
3633 (IX86_BUILTIN_COMUGEPD): Ditto.
3634 (IX86_BUILTIN_COMORDPD): Ditto.
3635 (IX86_BUILTIN_COMUNORDPD): Ditto.
3636 (IX86_BUILTIN_COMFALSEPD): Ditto.
3637 (IX86_BUILTIN_COMTRUEPD): Ditto.
3638 (IX86_BUILTIN_PCOMEQUB): Ditto.
3639 (IX86_BUILTIN_PCOMNEUB): Ditto.
3640 (IX86_BUILTIN_PCOMLTUB): Ditto.
3641 (IX86_BUILTIN_PCOMLEUB): Ditto.
3642 (IX86_BUILTIN_PCOMGTUB): Ditto.
3643 (IX86_BUILTIN_PCOMGEUB): Ditto.
3644 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3645 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3646 (IX86_BUILTIN_PCOMEQUW): Ditto.
3647 (IX86_BUILTIN_PCOMNEUW): Ditto.
3648 (IX86_BUILTIN_PCOMLTUW): Ditto.
3649 (IX86_BUILTIN_PCOMLEUW): Ditto.
3650 (IX86_BUILTIN_PCOMGTUW): Ditto.
3651 (IX86_BUILTIN_PCOMGEUW): Ditto.
3652 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3653 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3654 (IX86_BUILTIN_PCOMEQUD): Ditto.
3655 (IX86_BUILTIN_PCOMNEUD): Ditto.
3656 (IX86_BUILTIN_PCOMLTUD): Ditto.
3657 (IX86_BUILTIN_PCOMLEUD): Ditto.
3658 (IX86_BUILTIN_PCOMGTUD): Ditto.
3659 (IX86_BUILTIN_PCOMGEUD): Ditto.
3660 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3661 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3662 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3663 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3664 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3665 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3666 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3667 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3668 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3669 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3670 (IX86_BUILTIN_PCOMEQB): Ditto.
3671 (IX86_BUILTIN_PCOMNEB): Ditto.
3672 (IX86_BUILTIN_PCOMLTB): Ditto.
3673 (IX86_BUILTIN_PCOMLEB): Ditto.
3674 (IX86_BUILTIN_PCOMGTB): Ditto.
3675 (IX86_BUILTIN_PCOMGEB): Ditto.
3676 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3677 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3678 (IX86_BUILTIN_PCOMEQW): Ditto.
3679 (IX86_BUILTIN_PCOMNEW): Ditto.
3680 (IX86_BUILTIN_PCOMLTW): Ditto.
3681 (IX86_BUILTIN_PCOMLEW): Ditto.
3682 (IX86_BUILTIN_PCOMGTW): Ditto.
3683 (IX86_BUILTIN_PCOMGEW): Ditto.
3684 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3685 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3686 (IX86_BUILTIN_PCOMEQD): Ditto.
3687 (IX86_BUILTIN_PCOMNED): Ditto.
3688 (IX86_BUILTIN_PCOMLTD): Ditto.
3689 (IX86_BUILTIN_PCOMLED): Ditto.
3690 (IX86_BUILTIN_PCOMGTD): Ditto.
3691 (IX86_BUILTIN_PCOMGED): Ditto.
3692 (IX86_BUILTIN_PCOMFALSED): Ditto.
3693 (IX86_BUILTIN_PCOMTRUED): Ditto.
3694 (IX86_BUILTIN_PCOMEQQ): Ditto.
3695 (IX86_BUILTIN_PCOMNEQ): Ditto.
3696 (IX86_BUILTIN_PCOMLTQ): Ditto.
3697 (IX86_BUILTIN_PCOMLEQ): Ditto.
3698 (IX86_BUILTIN_PCOMGTQ): Ditto.
3699 (IX86_BUILTIN_PCOMGEQ): Ditto.
3700 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3701 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3702 (enum multi_arg_type): New enum for describing the various SSE5
3703 intrinsic argument types.
3704 (bdesc_multi_arg): New table for SSE5 intrinsics.
3705 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3706 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3708 (ix86_expand_builtin): Add SSE5 intrinsic support.
3709 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3710 operand instructions.
3711 (ix86_expand_sse5_multiple_memory): New function to split the
3712 second memory reference from SSE5 instructions.
3713 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3714 (ix86_return_pops_args): Use stdarg_p to determine if the function
3715 has variable arguments.
3716 (ix86_setup_incoming_varargs): Ditto.
3717 (x86_this_parameter): Ditto.
3719 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3721 (ix86_expand_sse5_pack): Ditto.
3722 (ix86_sse5_valid_op_p): Ditto.
3723 (ix86_expand_sse5_multiple_memory): Ditto.
3725 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3726 constant for SSE5 support.
3727 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3728 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3729 (UNSPEC_SSE5_PERMUTE): Ditto.
3730 (UNSPEC_SSE5_ASHIFT): Ditto.
3731 (UNSPEC_SSE5_LSHIFT): Ditto.
3732 (UNSPEC_FRCZ): Ditto.
3733 (UNSPEC_CVTPH2PS): Ditto.
3734 (UNSPEC_CVTPS2PH): Ditto.
3735 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3737 (COM_FALSE_S): Ditto.
3738 (COM_FALSE_P): Ditto.
3739 (COM_TRUE_S): Ditto.
3740 (COM_TRUE_P): Ditto.
3741 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3742 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3744 (memory attribute): Ditto.
3745 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3746 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3747 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3748 (floor<mode>2): Ditto.
3749 (ceil<mode>2): Ditto.
3750 (btrunc<mode>2): Ditto.
3751 (nearbyintdf2): Ditto.
3752 (nearbyintsf2): Ditto.
3753 (sse_setccsf): Disable if SSE5.
3754 (sse_setccdf): Ditto.
3755 (sse5_setcc<mode>): New support for SSE5 conditional move.
3756 (sse5_pcmov_<mode>): Ditto.
3758 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3760 (SSEMODEF2P): Ditto.
3761 (ssemodesuffixf4): New mode attribute for SSE5.
3762 (ssemodesuffixf2s): Ditto.
3763 (ssemodesuffixf2c): Ditto.
3764 (sserotatemax): Ditto.
3765 (ssescalarmode): Ditto.
3766 (sse_maskcmpv4sf3): Disable if SSE5.
3767 (sse_maskcmpv2df3): Ditto.
3768 (sse_vmmaskcmpv4sf3): Ditto.
3769 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
3770 (sse5_vmfmadd<mode>4): Ditto.
3771 (sse5_fmsub<mode>4): Ditto.
3772 (sse5_vmfmsub<mode>4): Ditto.
3773 (sse5_fnmadd<mode>4): Ditto.
3774 (sse5_vmfnmadd<mode>4): Ditto.
3775 (sse5_fnmsub<mode>4): Ditto.
3776 (sse5_vmfnmsub<mode>4): Ditto.
3777 (sse5i_fmadd<mode>4): Ditto.
3778 (sse5i_fmsub<mode>4): Ditto.
3779 (sse5i_fnmadd<mode>4): Ditto.
3780 (sse5i_fnmsub<mode>4): Ditto.
3781 (sse5i_vmfmadd<mode>4): Ditto.
3782 (sse5i_vmfmsub<mode>4): Ditto.
3783 (sse5i_vmfnmadd<mode>4): Ditto.
3784 (sse5i_vmfnmsub<mode>4): Ditto.
3785 (mulv16qi3): Add SSE5 support.
3787 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3788 (sse2_mulv4si3): Disable if SSE5.
3789 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3790 (sse4_1_roundps): Ditto.
3791 (sse4_1_roundsd): Ditto.
3792 (sse4_1_roundss): Ditto.
3793 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3795 (sse_maskcmpsf3): Ditto.
3796 (sse_vmmaskcmpv4sf3): Ditto.
3797 (sse2_maskcmpv2df3): Ditto.
3798 (sse2_maskcmpdf3): Ditto.
3799 (sse2_vmmaskcmpv2df3): Ditto.
3800 (sse2_eq<mode>3): Ditto.
3801 (sse2_gt<mode>3): Ditto.
3802 (sse5_pcmov_<mode>): Add SSE5 support.
3803 (vec_unpacku_hi_v16qi): Ditto.
3804 (vec_unpacks_hi_v16qi): Ditto.
3805 (vec_unpacku_lo_v16qi): Ditto.
3806 (vec_unpacks_lo_v16qi): Ditto.
3807 (vec_unpacku_hi_v8hi): Ditto.
3808 (vec_unpacks_hi_v8hi): Ditto.
3809 (vec_unpacku_lo_v8hi): Ditto.
3810 (vec_unpacks_lo_v8hi): Ditto.
3811 (vec_unpacku_hi_v4si): Ditto.
3812 (vec_unpacks_hi_v4si): Ditto.
3813 (vec_unpacku_lo_v4si): Ditto.
3814 (vec_unpacks_lo_v4si): Ditto.
3815 (sse5_pmacsww): New SSE5 intrinsic insn.
3816 (sse5_pmacssww): Ditto.
3817 (sse5_pmacsdd): Ditto.
3818 (sse5_pmacssdd): Ditto.
3819 (sse5_pmacssdql): Ditto.
3820 (sse5_pmacssdqh): Ditto.
3821 (sse5_pmacsdqh): Ditto.
3822 (sse5_pmacsswd): Ditto.
3823 (sse5_pmacswd): Ditto.
3824 (sse5_pmadcsswd): Ditto.
3825 (sse5_pmadcswd): Ditto.
3826 (sse5_pcmov_<move>): Conditional move support on SSE5.
3827 (sse5_phaddbw): New SSE5 intrinsic insn.
3828 (sse5_phaddbd): Ditto.
3829 (sse5_phaddbq): Ditto.
3830 (sse5_phaddwd): Ditto.
3831 (sse5_phaddwq): Ditto.
3832 (sse5_phadddq): Ditto.
3833 (sse5_phaddubw): Ditto.
3834 (sse5_phaddubd): Ditto.
3835 (sse5_phaddubq): Ditto.
3836 (sse5_phadduwd): Ditto.
3837 (sse5_phadduwq): Ditto.
3838 (sse5_phaddudq): Ditto.
3839 (sse5_phsubbw): Ditto.
3840 (sse5_phsubwd): Ditto.
3841 (sse5_phsubdq): Ditto.
3842 (sse5_pperm): Ditto.
3843 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3844 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3845 (sse5_pperm_sign_v8hi_v4si): Ditto.
3846 (sse5_pperm_zero_v8hi_v4si): Ditto.
3847 (sse5_pperm_sign_v4si_v2di): Ditto.
3848 (sse5_pperm_sign_v4si_v2di): Ditto.
3849 (sse5_pperm_pack_v2di_v4si): Ditto.
3850 (sse5_pperm_pack_v4si_v8hi): Ditto.
3851 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3852 (sse5_perm<mode>): New SSE5 intrinsic insn.
3853 (rotl<mode>3): Ditto.
3854 (sse5_rotl<mode>3): Ditto.
3855 (sse5_ashl<mode>3): Ditto.
3856 (sse5_lshl<mode>3): Ditto.
3857 (sse5_frcz<mode>2): Ditto.
3858 (sse5s_frcz<mode>2): Ditto.
3859 (sse5_cvtph2ps): Ditto.
3860 (sse5_cvtps2ph): Ditto.
3861 (sse5_vmmaskcmp<mode>3): Ditto.
3862 (sse5_com_tf<mode>3): Ditto.
3863 (sse5_maskcmp<mode>3): Ditto.
3864 (sse5_maskcmp_uns<mode>3): Ditto.
3865 (sse5_maskcmp_uns2<mode>3): Ditto.
3866 (sse5_pcom_tf<mode>3): Ditto.
3868 * config/i386/predicates.md (sse5_comparison_float_operator):
3869 New predicate to match the comparison operators supported by
3870 the SSE5 com instruction.
3871 (ix86_comparison_int_operator): New predicate to match just the
3872 signed int comparisons.
3873 (ix86_comparison_uns_operator): New predicate to match just the
3874 unsigned int comparisons.
3876 * doc/invoke.texi (-msse5): Add documentation.
3877 (-mfused-madd): Ditto.
3879 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3881 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3883 (x86_64-*-*): Ditto.
3885 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3887 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3888 intrinisics for SSE5.
3890 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3893 * config/i386/mmintrin-common.h: New file, to contain common
3894 instructions between SSE4.1 and SSE5.
3896 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3897 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3898 (gen_regparm_prefix): Ditto.
3900 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3901 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3902 prototype_p to determine if a function is prototyped.
3904 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
3906 * c-common.c (c_common_reswords) add the alignof keyword,
3907 with same RID as __alignof and __alignof__
3909 2009-08-25 Anatoly Sokolov <aesok@post.ru>
3911 * hooks.h (hook_bool_const_int_const_int_true): Declare.
3912 * hooks.c (hook_bool_const_int_const_int_true): New function.
3913 * target.h (struct gcc_target): Add can_eliminate field.
3914 * target-def.h (TARGET_CAN_ELIMINATE): Define.
3915 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
3916 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
3917 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
3918 (elim_table): Revise comment.
3919 * system.h (CAN_ELIMINATE): Poison.
3920 * defaults.h (CAN_ELIMINATE): Remove.
3921 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3923 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
3924 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
3926 (alpha_vms_can_eliminate): Declare as static, change return type to
3928 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
3930 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
3931 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
3932 (arm_can_eliminate): New function.
3934 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
3935 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
3936 (avr_can_eliminate): Declare as static.
3937 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
3939 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
3940 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
3941 (bfin_can_eliminate): New function.
3943 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
3944 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
3945 (crx_can_eliminate): New function.
3947 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
3948 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
3949 (fr30_can_eliminate): New function.
3951 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
3952 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
3953 (frv_can_eliminate): New function.
3955 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
3956 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
3957 (h8300_can_eliminate): New function.
3959 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
3960 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
3961 (i386_can_eliminate): Declare as static, change return type to bool.
3962 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
3964 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
3965 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
3966 (ia64_can_eliminate): New function.
3968 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
3969 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
3970 (iq2000_can_eliminate): New function.
3972 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
3973 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
3974 (m32r_can_eliminate): New function.
3976 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
3977 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
3978 (m68hc11_can_eliminate): New function.
3980 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
3981 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
3982 (m68k_can_eliminate): New function.
3984 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
3985 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
3986 (mep_can_eliminate): New function.
3988 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
3989 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
3990 (mips_can_eliminate): New function.
3992 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
3993 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
3994 (rs6000_can_eliminate): New function.
3996 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
3997 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
3998 (s390_can_eliminate): Declare as static.
3999 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4001 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4002 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4003 (score_can_eliminate): New function.
4005 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4006 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4007 (sparc_can_eliminate): Declare as static.
4008 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4010 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4011 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4012 (xstormy16_can_eliminate): New function.
4014 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4015 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4016 (v850_can_eliminate): New function.
4018 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4020 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4021 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4022 (*movdfcc_ext[1234]): Disable for IEEE mode.
4024 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4026 * gimplify.c (prepare_gimple_addressable): New static function.
4027 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4029 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4030 manually fiddling with it.
4032 2009-08-25 Michael Matz <matz@suse.de>
4034 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4035 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4037 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4038 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4039 (do_jump): Split out code for simple binary comparisons into ...
4040 (do_jump_1): ... this, taking the individual operands and code.
4041 Change callers to helper function above accordingly.
4042 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4045 2009-08-25 Michael Matz <matz@suse.de>
4047 * expr.h (struct separate_ops, sepops): New type for passing
4048 around an exploded simple expression.
4049 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4050 Use this structure instead of expression tree.
4051 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4052 expression, only its type.
4053 (expand_vec_cond_expr): Take type and individual operands instead
4055 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4056 expand_vec_shift_expr): Change prototype accordingly.
4057 * tree-vect-stmts.c (vectorizable_condition): Change call of
4058 expand_vec_cond_expr_p to pass only type.
4059 * expr.c (do_store_flags): Change prototype and implementation
4060 to take an exploded expression.
4061 (expand_expr_real_1): New local ops initialized with details
4062 of the full expression. Use it instead of full
4063 expression in calls to do_store_flags, expand_vec_cond_expr,
4064 expand_widen_pattern_expr and expand_vec_shift_expr.
4066 2009-08-25 Michael Matz <matz@suse.de>
4068 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4069 treeop2 initialized with first three operands of the full expression.
4070 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4072 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4074 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4075 (__gthread_objc_condition_allocate): Mark arguments as unused.
4076 (__gthread_objc_condition_deallocate): Likewise.
4077 (__gthread_objc_condition_wait): Likewise.
4078 (__gthread_objc_condition_broadcast): Likewise.
4079 (__gthread_objc_condition_signal): Likewise.
4080 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4081 (__gthread_objc_thread_id): Likewise.
4083 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4086 * tree-pretty-print.c (print_call_name): Print the correct call name
4087 for procedure pointer components.
4089 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4091 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4092 default_promote_function_mode when not VMS.
4094 2009-08-24 Olivier Hainque <hainque@adacore.com>
4096 * convert.c (convert_to_integer): Don't assume an input pointer is
4097 POINTER_SIZE wide. Fetch from the type instead.
4099 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4101 * configure.ac (AC_PREREQ): Bump to 2.64.
4103 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4105 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4106 (process_command): Don't search standard_exec_prefix_1 and
4107 standard_exec_prefix_2.
4109 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4111 * config/arm/arm.c (output_return_instruction): Handle for
4114 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4116 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4118 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4120 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4121 (*arm_movdf_vfp): Likewise.
4123 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4125 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4126 (vashr<mode>3): Rename from ashr<mode>3.
4127 (vlshr<mode>3): Rename from lshr<mode>3.
4129 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4132 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4133 (check_format_info_main): Use scalar_identify_flag.
4134 (check_format_types): Check for scalar size identity if
4135 scalar_identify_flag is set.
4136 (printf_length_specs): Extend by new field.
4137 (asm_fprintf_length_specs): Likewise.
4138 (gcc_diag_length_specs): Likewise.
4139 (scanf_length_specs): Likewise.
4140 (strfmon_length_specs): Likewise.
4141 (gcc_gfc_length_specs): Likewise.
4142 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4143 (ms_printf_flag_specs): Likewise.
4144 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4146 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4149 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4150 (*call_value_pop_1): Ditto.
4151 (*sibcall_pop_1): New insn pattern.
4152 (*sibcall_value_pop_1): Ditto.
4154 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4157 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4160 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4163 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4164 (get_reg_use_in): New function.
4165 (forward_propagate_subreg): Propagate through subreg of zero_extend
4168 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4170 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4171 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4173 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4175 * configure.ac: Remove --with-datarootdir, --with-docdir,
4176 --with-htmldir switches. No need to call AC_SUBST for
4177 datarootdir, docdir, htmldir any more.
4178 * configure: Regenerate.
4179 * doc/install.texi (Configuration): Document --datarootdir,
4180 --docdir, --htmldir, --pdfdir; update documentation for
4181 --infodir, --mandir.
4182 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4185 * aclocal.m4: Regenerate.
4186 * config.in: Regenerate.
4187 * configure: Regenerate.
4189 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4190 Olivier Hainque <hainque@adacore.com>
4192 * config/ia64/ia64.c: Include libfuncs.h.
4193 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4194 (ia64_expand_call): Use reg 25 on VMS.
4195 (ia64_initialize_trampoline): Fix for VMS ABI.
4196 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4197 (ia64_function_arg): Initialize reg 25 on VMS.
4198 Fix OpenVMS ABI issues for varargs.
4199 For OpenVMS, emit the Argument Information register set in the
4200 incoming/sibcall case as well.
4201 (ia64_arg_type): New function.
4202 (ia64_function_arg_advance): Keep track of cum->words.
4203 Fix OpenVMS ABI issues for varargs.
4204 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4205 (ia64_override_options): Set flag_no_common on VMS.
4206 (ia64_init_builtins): Disable FWRITE builtin.
4207 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4208 (ia64_vms_init_libfuncs): Add decc$ routines.
4209 (ia64_vms_valid_pointer_mode): New function.
4210 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4211 (ia64_promote_function_mode): New function
4212 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4213 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4214 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4215 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4216 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4217 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4218 Suppress trailing '#' if VALUE is numeric.
4219 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4220 ia64_promote_function_mode.
4221 (TARGET_VALID_POINTER_MODE): Define.
4223 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4226 * config/rs6000/rs6000.c (rs6000_override_options): Use
4227 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4230 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4231 reporting of vector + decimal/boolean/complex error.
4233 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4235 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4236 __vector double TYPE_DECL.
4238 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4240 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4241 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4242 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4243 to pointer to enum machine_mode. Update all callers as needed.
4245 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4247 * config/alpha/alpha.md (exception_receiver): Emit alternative
4248 GP load sequence if flag_reorder_blocks_and_partition is set.
4249 (*exception_receiver_2): Also enable when
4250 flag_reorder_blocks_and_partition is set.
4252 2009-08-20 Matt Rice <ratmice@gmail.com>
4253 Diego Novillo <dnovillo@google.com>
4255 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4258 2009-08-20 Richard Guenther <rguenther@suse.de>
4260 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4261 * c-tree.h (c_dup_lang_specific_decl): Remove.
4262 (struct lang_decl, struct lang_type): Move definitions ...
4263 * c-lang.h: ... here. New file.
4264 * c-decl.c: Include c-lang.h.
4265 (c_dup_lang_specific_decl): Remove.
4266 * c-typeck.c: Include c-lang.h.
4267 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4268 (c-typeck.o): Likewise.
4269 * c-config-lang.in (gtfiles): Add c-lang.h.
4270 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4273 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4275 * config/alpha/alpha.c (alpha_end_function): Do not clear
4276 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4277 this is now handled in generic code.
4279 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4281 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4282 (s390_z10_fix_long_loop_prediction): New function.
4283 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4284 (s390_reorg): Walk over the INSNs and invoke
4285 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4287 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4289 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4290 "*brx_64bit", "*brx_31bit"): New patterns.
4291 * config/s390/s390.c ('E'): New output modifier.
4293 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4294 Richard Earnshaw <richard.earnshaw@arm.com>
4296 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4297 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4299 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4301 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4303 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4304 for mode mode of operand0 when doing secondary reload for SAR.
4306 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4309 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4310 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4312 2009-08-19 Jason Merrill <jason@redhat.com>
4314 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4315 supported template depth in C++0x.
4317 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4319 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4320 free_after_compilation.
4321 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4322 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4323 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4324 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4325 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4326 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4327 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4329 2009-08-19 Ian Lance Taylor <iant@google.com>
4331 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4332 of (plus (mult (neg B) C) A).
4334 2009-08-18 Michael Matz <matz@suse.de>
4336 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4337 instead of comparing TYPE_MAIN_VARIANT for equality.
4338 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4339 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4340 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4341 * gimplify.c (goa_lhs_expr_p): Ditto and use
4342 STRIP_USELESS_TYPE_CONVERSION.
4344 2009-08-18 Michael Matz <matz@suse.de>
4346 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4347 first field in a struct.
4348 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4350 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4352 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4353 locators before emit_insn is called. Remove assert that
4355 (alpha_end_function): Clear crtl->emit structure and free insn
4356 locators if cfun->is_thunk is true.
4358 2009-08-18 Jason Merrill <jason@redhat.com>
4360 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4362 * configure.ac: Test for it.
4363 * configure, config.in: Regenerate.
4364 * doc/install.texi: Document --enable-gnu-unique-object.
4366 2009-08-18 Richard Guenther <rguenther@suse.de>
4369 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4370 pow(x,y*z) only if x is nonnegative.
4372 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4374 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4378 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4379 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4381 2009-08-17 DJ Delorie <dj@redhat.com>
4383 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4384 * config/m32c/prologue.md (epilogue_freit): New.
4386 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4387 (bank_switch_p): Likewise.
4388 (fast_interrupt_p): Likewise.
4389 (interrupt_p): Likewise.
4390 (m32c_conditional_register_usage): Round memregs size up.
4391 (need_to_save): We only need to save $a0 when we use ENTER.
4392 (interrupt_p): Check for fast_interrupt too.
4393 (bank_switch_p): New.
4394 (fast_interrupt_p): New.
4395 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4396 (m32c_emit_prolog): Support bank switching and fast interrupts.
4397 * doc/extend.texi (Function Attributes): Add bank_switch and
4400 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4402 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4403 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4405 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4407 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4408 (menu): Add IA-64/VMS Options.
4409 (IA-64/VMS Options): Likewise.
4411 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4414 * config/mips/mips.md (*lwxs): Use :P for pointer values.
4416 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4418 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
4419 (mips_pop_asm_switch): Likewise.
4420 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
4422 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4423 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
4424 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
4425 (mips_print_operand_punctuation): Use them. Check mips_noreorder
4426 instead of set_noreorder.
4427 (mips_output_function_prologue): Use the new functions.
4428 (mips_output_function_epilogue): Likewise.
4429 (mips_need_noat_wrapper_p): New function, split out from...
4430 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
4431 Use mips_push_asm_switch and mips_pop_asm_switch.
4432 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
4433 and mips_pop_asm_switch.
4434 (ASM_OUTPUT_REG_POP): Likewise.
4435 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
4436 Use mips_pop_asm_switch.
4437 (mips_asm_switch): New structure.
4438 (set_noreorder, set_nomacro): Replace with...
4439 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4440 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
4441 instead of set_nomacro.
4442 (fix_truncsfsi2_macro): Likewise.
4443 (cprestore): Likewise.
4444 (hazard): Use mips_noreorder instead of set_noreorder.
4445 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4447 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
4449 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
4450 from prev_active_insn.
4452 2009-08-16 Anatoly Sokolov <aesok@post.ru>
4454 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
4455 * config/avr/avr.c (avr_override_options): Initialize
4456 avr_current_arch variable.
4457 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
4458 __AVR_HAVE_16BIT_SP__ according to the device type.
4459 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
4461 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
4462 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
4464 2009-08-16 Dodji Seketeli <dodji@redhat.com>
4467 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
4468 generating inlined subroutine die only. We shouldn't be
4469 called for anything else.
4470 (gen_block_die): Don't generate inline subroutine debug info for
4473 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4475 * graphite-poly.c (print_pbb): Print PBB index.
4477 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4480 * graphite-interchange.c (ppl_max_for_le): Moved...
4481 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
4482 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
4483 ppl_Pointset_Powerset_C_Polyhedron_maximize.
4484 * graphite-ppl.h (ppl_max_for_le): Declared.
4486 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
4488 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
4489 supported on all platforms.
4490 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
4491 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
4492 * c-pragma.c: Likewise.
4493 * target-def.h (TARGET_INITIALIZER): Remove
4494 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4495 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4497 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4499 * config/ia64/fde-vms.c: New file.
4500 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
4501 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
4502 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
4503 (uw_frame_state_for): Only register a personality routine if it is
4504 known to be compatible with our expectations.
4505 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
4506 Declare unw_table_entry stack variable and
4507 mod all calls to _Unwind_FindTableEntry to add arg.
4508 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
4509 (_Unwind_FindTableEntry): Add arg to prototype.
4511 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
4513 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
4514 field 'signal_pfs_loc'.
4515 (uw_frame_state_for): Remove duplicate code dealing with leaf
4516 procedures without unwind info.
4517 If in the frame after unwinding through a signal handler, restore
4518 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
4519 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
4520 'pfs_loc' to the AR.PFS location in the signal context; instead
4521 set 'signal_pfs_loc'.
4522 Manually generate the unwind info for the AR.PFS register.
4523 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
4524 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
4525 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
4526 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
4527 instead set 'signal_pfs_loc'.
4528 Remove code preventing the AR.PFS register from being restored
4529 from the signal context.
4531 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4532 Tristan Gingold <gingold@adacore.com>
4534 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
4535 * config/ia64/t-vms: New file.
4536 * config/ia64/vms64.h: New file.
4537 * config/ia64/vms.h: New file.
4538 * config/ia64/vms-crtinit.asm: New file.
4539 * config/ia64/vms_symvec_libgcc_s.opt: New file.
4540 * config/ia64/vms-unwind.h: New file.
4542 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4544 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
4547 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4550 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
4552 * real.h (do_mpc_arg2): ... here.
4553 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
4556 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
4558 * final.c (add_debug_prefix_map): Don't use GC memory for
4559 old_prefix and new_prefix.
4561 2009-08-14 Richard Guenther <rguenther@suse.de>
4563 * ipa-prop.c (compute_complex_pass_through): If we cannot
4564 compute a non-varying offset for IPA_JF_ANCESTOR punt.
4566 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4568 * c-lex.c (c_lex_with_flags): Increase size of local variable
4569 to avoid memory clobber.
4571 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
4574 * config/i386/i386.c (ix86_fp_comparison_strategy):
4575 Only enable/disable sahf at function granularity.
4577 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
4579 PR rtl-optimization/41064
4580 * reload1.c (reload_as_needed): Don't call extract_insn
4581 for known invalid replacements after calling
4582 validate_replace_rtx_group and verify_changes.
4584 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4587 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
4588 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
4589 ix86_expand_fp_vcond.
4590 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
4591 Assert that operation is supported by ix86_expand_int_vcond.
4592 (vcondu<SSEMODE124C8:mode>): Ditto.
4594 2009-08-13 DJ Delorie <dj@redhat.com>
4596 * config/i386/djgpp-stdint.h: New.
4597 * config.gcc (djgpp): Use it.
4599 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
4601 * config/sh/sh.c (sh_override_options): When flag_exceptions or
4602 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
4604 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
4606 * tree-ssa-loop-prefetch.c
4607 (prune_ref_by_group_reuse): Enhance probabilistic analysis
4608 for long-stride pruning.
4609 (compute_miss_rate): New function to compute the probability
4610 that two memory references access different cache lines.
4612 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
4614 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
4616 2009-08-13 Richard Guenther <rguenther@suse.de>
4619 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
4620 use the constant pointer type.
4621 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
4622 of CV qualifiers on the target pointer type.
4623 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
4624 conversion check before restrict check.
4626 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4629 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
4631 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4633 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
4635 2009-08-12 Richard Guenther <rguenther@suse.de>
4637 PR tree-optimization/41011
4638 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
4639 and reference constructing.
4641 2009-08-12 Xinliang David Li <davidxl@google.com>
4643 PR tree-optimization/41012
4644 * tree-flow.h : New external interface.
4645 * gimple-low.c (check_call_arg): Change to public function.
4646 Remove argument mismatch check in lowering.
4647 * tree-inline.h (tree_can_inline_p): Interface change.
4648 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
4650 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
4651 Call change to tree_can_inline_p function.
4652 (cgraph_decide_inlining_incrementally): Ditto.
4654 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
4656 PR tree-optimization/41031
4657 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
4658 on the partition variable rather than promote_mode on the source
4659 type. Assert that the partition variable's type has the same
4660 mode as the source value's.
4662 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
4664 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
4665 for for_return == 2.
4666 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
4668 * calls.c (expand_call): Fix typo.
4669 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
4671 * stmt.c (expand_value_return): Use promote_function_mode to copy out
4673 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
4674 * config/cris/cris.c (cris_promote_function_mode): Likewise.
4675 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
4676 * config/pa/pa.c (pa_promote_function_mode): Likewise.
4678 2009-08-12 Andrew Haley <aph@redhat.com>
4680 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
4682 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4685 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4687 2009-08-12 Richard Guenther <rguenther@suse.de>
4689 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
4690 * gimplify.c (gimplify_modify_expr): Do not use
4691 lang_hooks.types_compatible_p.
4692 * tree-ssa.c (useless_type_conversion_p): For aggregates
4693 just return false if the canonical types differ.
4695 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4698 * sese.c (convert_for_phi_arg): New.
4699 (add_guard_exit_phis): Use convert_for_phi_arg.
4701 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4703 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
4704 unknown subscript upper bounds.
4706 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4707 Pranav Garg <pranav.garg2107@gmail.com>
4709 * graphite-interchange.c (gather_access_strides): Removed.
4710 (ppl_max_for_le): New.
4711 (build_linearized_memory_access): New.
4712 (memory_stride_in_loop): New.
4713 (pbb_interchange_profitable_p): Reimplemented.
4714 * graphite-ppl.h (ppl_new_id_map): New.
4715 (ppl_interchange): New.
4717 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4719 * graphite-interchange.c (compute_subscript): Removed.
4720 (compute_array_size_cstr): Removed.
4721 (compute_array_size_poly): Removed.
4722 (compute_array_size): Removed.
4723 (gather_access_strides_poly): Removed.
4724 (gather_access_strides): Empty.
4726 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4728 * graphite-dependences.c (dependence_polyhedron_1): Replace
4729 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
4730 (graphite_legal_transform_dr): Same.
4731 (graphite_carried_dependence_level_k): Same.
4732 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
4733 Initialize PDR_NB_SUBSCRIPTS.
4734 (print_pdr_access_layout): Replace pdr_nb_subscripts with
4736 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
4737 (PDR_NB_SUBSCRIPTS): New.
4738 (pdr_nb_subscripts): Removed.
4739 (pdr_dim): Simplified.
4740 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
4741 with PDR_NB_SUBSCRIPTS.
4743 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4745 * graphite-interchange.c (compute_array_size): Remove use of
4747 * graphite-poly.c (new_poly_dr): Remove argument data_container.
4748 Do not initialize PDR_DATA_CONTAINER.
4749 (print_pdr): Do not print PDR_DATA_CONTAINER.
4750 * graphite-poly.h (struct poly_dr): Remove data_container field.
4751 (PDR_DATA_CONTAINER): Removed.
4752 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
4754 (build_poly_dr): Same.
4756 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4757 Sebastian Pop <sebastian.pop@amd.com>
4759 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
4760 copy of the dependence polyhedron. Free the temporary objects.
4761 (graphite_carried_dependence_level_k): Free unused objects before
4764 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
4765 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
4766 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
4767 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
4768 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
4770 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4772 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
4773 Early return without analyzing the data dependences if no
4774 transform has been done. Call restore_scattering if the transform
4776 (graphite-interchange.c): Same.
4777 * graphite-poly.c (print_scattering_function): Test for
4779 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
4780 (apply_poly_transforms): Do not gcc_assert that
4781 the transform is legal.
4782 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
4783 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
4784 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
4785 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
4786 * graphite-poly.h (struct poly_scattering): New.
4787 (struct poly_bb): Add original, transformed, and saved fields.
4788 Remove transformed_scattering, original_scattering,
4789 nb_local_variables and nb_scattering_transform fields.
4790 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
4791 (poly_scattering_new): New.
4792 (poly_scattering_free): New.
4793 (poly_scattering_copy): New.
4794 (store_scattering_pbb): New.
4795 (store_scattering): New.
4796 (restore_scattering_pbb): New.
4797 (restore_scattering): New.
4798 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
4799 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
4801 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4803 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
4806 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4808 * Makefile.in (graphite.o): Depends on PREDICT_H.
4809 * graphite.c: Include predict.h.
4810 (graphite_finalize): Call tree_estimate_probability.
4811 * predict.c (predict_loops): Do not call scev_initialize and
4813 (tree_estimate_probability_bb): New.
4814 (tree_estimate_probability): Do not initialize loops: move that
4815 code to the driver. Call tree_estimate_probability_bb.
4816 (tree_estimate_probability_driver): New.
4817 (pass_profile): Use tree_estimate_probability_driver.
4818 * predict.h (tree_estimate_probability): Declared.
4820 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4822 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
4823 * graphite-dependences.c (graphite_legal_transform): Add time to
4824 TV_GRAPHITE_DATA_DEPS.
4825 (dependency_between_pbbs_p): Same.
4826 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
4828 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
4830 PR rtl-optimization/41033
4831 * alias.c (nonoverlapping_component_refs_p): Punt when strict
4832 aliasing is disabled.
4834 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4836 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
4837 si_mask_operand, and_load_operand, low_bitmask_operand,
4838 and_reg_operand, and_operand): New predicates.
4839 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
4840 * config/mips/mips.c (and_operands_ok): New function.
4841 * config/mips/mips-protos.h (and_operands_ok): Declare it.
4842 * config/mips/mips.md (move_type): Add ext_ins and logical.
4843 (type): Handle them.
4844 (and<mode>3): Use and_reg_operand as the second operand's predicate.
4845 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
4846 shift_shift. Remove commutative constraint modifier.
4847 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
4849 (*clear_upper32_dext): Remove define_insn_and_split.
4850 (*clear_upper32): Turn this define_insn_and_split ...
4851 (splitter for ANDing register with 0xffff_ffff): .. into this.
4853 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4855 * combine.c (try_widen_shift_mode): Factor out code to check if an
4856 integer constant is a low-order bitmask from here ...
4857 * rtlanal.c (low_bitmask_len): ... to here.
4858 * rtl.h (low_bitmask_len): Declare.
4860 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
4863 * config/alpha/alpha.md (addsi3): Remove expander.
4864 (addsi3): Rename from *addsi3_internal insn pattern.
4865 (subsi3): Remove expander.
4866 (subsi3): Rename from *subsi3_internal insn pattern.
4868 2009-08-11 Douglas B Rupp <rupp@gnat.com>
4870 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
4873 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
4874 Eric Botcazou <botcazou@adacore.com>
4875 Douglas B Rupp <rupp@gnat.com>
4877 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
4878 that records that fit in 64 bits are returned by immediate value,
4879 as required by OpenVMS Calling Standard.
4880 (function_value): Adjust for above modification.
4881 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
4882 virtual_incoming_args_rtx as base object, not next_arg.
4883 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
4885 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4887 * reload.c (find_reloads_subreg_address): Check the original
4888 req_equiv_mem address to detect the case where an address is
4889 not valid in the outer mode.
4891 2009-08-11 Richard Guenther <rguenther@suse.de>
4894 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
4896 2009-08-10 Douglas B Rupp <rupp@gnat.com>
4898 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
4899 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
4901 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
4902 Douglas B Rupp <rupp@gnat.com>
4904 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
4905 PT_STACK when frame_pointer_needed on OpenVMS.
4906 (alpha_pv_save_size, alpha_using_fp): Remove.
4907 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
4908 with proper processing for PT_NULL.
4909 (alpha_vms_initial_elimination_offset): New function. Support for
4910 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
4911 (alpha_sa_size): Force procedure type to PT_STACK when
4912 frame_pointer_needed on OpenVMS.
4913 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
4914 (alpha_using_fp): Likewise.
4915 (alpha_vms_can_eliminate): Add prototype.
4916 (alpha_vms_initial_elimination_offset): Likewise.
4917 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
4918 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
4920 2009-08-10 Eric Botcazou <botcazou@adacore.com>
4921 Douglas B Rupp <rupp@gnat.com>
4923 * config/alpha/alpha.c (common_object_handler): New function.
4924 (vms_attribute_table): Declare a single attribute "common_object".
4925 (vms_output_aligned_decl_common): New global function.
4926 (SECTION_VMS_OVERLAY): Delete.
4927 (SECTION_VMS_GLOBAL): Likewise.
4928 (SECTION_VMS_INITIALIZE): Likewise.
4929 (vms_asm_named_section): Remove support for above flags.
4930 (vms_section_type_flags): Delete.
4931 (TARGET_SECTION_TYPE_FLAGS): Likewise.
4932 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
4933 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
4934 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
4936 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
4939 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
4940 (sub_ddmmss): Likewise.
4942 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
4945 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
4948 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4951 * reload1.c (reload_as_needed): Use cancel_changes to completely
4952 undo a failed replacement attempt.
4954 2009-08-10 Richard Guenther <rguenther@suse.de>
4957 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
4958 (useless_type_conversion_p): ... here. Require pointer targets
4961 2009-08-10 Dodji Seketeli <dodji@redhat.com>
4964 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
4965 loose the original type of the statement list.
4967 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4969 * config/alpha/alpha.c: Include libfuncs.h
4970 (avms_asm_output_extern): New function.
4971 (alpha_init_libfuncs): Init some decc libfuncs.
4972 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
4973 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
4974 (DO_CRTL_NAMES): Define.
4976 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
4977 (LONG_TYPE_SIZE): Define.
4978 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
4979 (SUBTARGET_SWITCHES): Define malloc64 switch.
4980 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
4981 (MASK_RETURN_ADDR): Define.
4982 doc/invoke.texi (mmalloc64): Document switch.
4984 2009-08-09 Olivier Hainque <hainque@adacore.com>
4985 Douglas B Rupp <rupp@gnat.com>
4987 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
4988 uses_condition_handler.
4989 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
4990 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
4991 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
4992 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
4993 (code_for_builtin): New insn codes for the new alpha_builtins.
4994 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
4995 (alpha_sa_size): Account for uses_condition_handler.
4996 (alpha_expand_prologue): Likewise.
4997 (alpha_start_function): Likewise.
4998 (alpha_expand_epilogue): Likewise.
4999 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5000 establish/revert expanders.
5001 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5002 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5003 New expander, resorting to the alpha.c associated function.
5004 (builtin_revert_vms_condition_handler): Likewise.
5005 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5006 __gcc_shell_handler, the static VMS condition handler used as
5007 an indirection wrapper to the current dynamically established
5009 * config/alpha/vms-unwind.h: Complete rewrite.
5010 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5011 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5013 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5014 Douglas B Rupp <rupp@gnat.com>
5016 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5017 (alpha_need_linkage): Handle aliases. Return function symbol.
5018 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5019 Use ultimate alias target for the linkage name.
5020 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5021 by alpha_need_linkage for the function symbol.
5022 (setmemdi): Likewise.
5024 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5026 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5027 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5028 (ASM_WEAKEN_LABEL): Define.
5029 (CRT_CALL_STATIC_FUNCTION): Define.
5030 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5031 (ENDFILE_SPEC): Define.
5032 (INIT_SECTION_ASM_OP): Define.
5033 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5034 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5036 (MULTILIB_OSDIRNAMES): Define.
5037 (shlib_version): Define.
5038 (SHLIB_EXT): Define.
5039 (SHLIB_OBJS): Define.
5040 (SHLIB_NAME): Define.
5041 (SHLIB_MULTILIB): Define.
5042 (SHLIB_INSTALL): Define.
5043 (SHLIB_SYMVEC): Define.
5044 (SHLIB_SYMVECX2): Define.
5045 (SHLIB_LINK): Define.
5047 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5049 * config/alpha/alpha.c (alpha_initialize_trampoline):
5050 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5051 (alpha_start_function): Emit transfer address on nested functions
5052 for VMS trampoline call.
5053 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5054 since no longer used.
5055 * config/alpha/vms-tramp.asm: Remove.
5056 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5057 since now only data initialized at runtime.
5059 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5061 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5062 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5063 (MD_EXEC_PREFIX): Remove, no longer used.
5064 (MD_STARTFILE_PREFIX): Likewise.
5065 (INCLUDE_DEFAULTS): Likewise.
5066 * config/alpha/t-vms:
5067 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5069 2009-08-09 Richard Guenther <rguenther@suse.de>
5071 PR tree-optimization/41016
5072 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5073 (operand_precision): Remove.
5074 (integral_operand_p): Likewise.
5075 (recognize_single_bit_test): Adjust.
5077 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5079 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5080 operation overflows. Likewise non-cast unary arithmetic.
5081 If one arm of a conditional expression is always taken,
5082 inhibit evaluation warnings for the other arm. Likewise inhibit
5083 evaluation warnings for the second && or || operand if the first
5084 operand is enough to determine the result.
5085 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5087 (build_binary_op): Prevent duplicate evaluation warnings.
5089 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5091 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5092 and destination have different modes, Use promote_mode to
5093 determine the signedness of the conversion. Assert that the
5094 promoted source mode matches the destination mode. Don't pass
5095 the destination and destination mode to expand_expr if the source
5096 mode is different. Simplify conversion logic.
5098 2009-08-09 Ira Rosen <irar@il.ibm.com>
5100 PR tree-optimization/41008
5101 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5102 from condition only in case it's a comparison. Adjust checks.
5104 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5106 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5107 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5108 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5109 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5110 (dump_cand): Handle them.
5111 (struct iv_cand): New members COST_STEP and AINC_USE.
5112 (stmt_after_increment): Likewise.
5113 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5114 callers changed. Use gimple_uid comparison instead of scanning.
5115 (add_candidate_1): When looking for identical candidates, take
5116 AINC_USE into account. Set it for new candidates.
5117 (force_expr_to_var_cost): Cast target_spill_cost to int.
5118 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5119 All callers changed. Check for availability of autoinc addressing
5120 modes, both in general for a given mode, and in the specific use case.
5121 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5123 (get_computation_cost): Likewise.
5124 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5125 add_autoinc_candidates): New static functions.
5126 (add_candidate): Call add_autoinc_candidates for candidates based on
5128 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5129 (determine_use_iv_cost_address): If we have an autoinc candidate at
5130 the matching use, verify autoinc is possible and subtract the cost
5131 of the candidate's step from the cost.
5132 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5133 member of the candidate.
5134 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5135 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5137 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5139 * config.build (ia64-hp-*vms*): New target.
5140 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5142 * config.gcc (ia64-hp-*vms*): New target.
5143 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5145 * config.host (ia64-hp-*vms*): New target.
5146 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5149 2009-08-08 Richard Guenther <rguenther@suse.de>
5151 PR tree-optimization/40991
5152 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5154 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5156 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5157 mode check. Do truncations in an integer mode.
5158 (force_to_mode): Handle subregs for all mode types. Only do
5159 arithmetic simplifications on integer modes.
5161 2009-08-07 Richard Guenther <rguenther@suse.de>
5163 PR tree-optimization/40999
5164 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5165 (maybe_fold_reference): Lookup constant initializers.
5166 (fold_gimple_assign): Likewise.
5168 2009-08-07 Richard Guenther <rguenther@suse.de>
5170 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5171 that require structural equality defer to the langhook.
5173 2009-08-07 Martin Jambor <mjambor@suse.cz>
5175 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5177 (struct ipa_pass_through_data): New type.
5178 (struct ipa_ancestor_jf_data): New type.
5179 (union jump_func_value): Removed field formal_id, added fields
5180 pass_through and ancestor.
5181 (struct ipa_param_call_note): Changed type of formal_id to int from
5183 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5184 operations jump functions and ancestor jump functions.
5185 (compute_complex_pass_through): New function.
5186 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5187 reflect changes in the jump function strucutre.
5188 (update_jump_functions_after_inlining): Ignore complex pass-through
5189 and ancestor jump functions.
5190 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5191 polynomial pass-through with operation jump functions.
5193 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5195 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5196 fde->dw_fde_begin as begin label instead of hot/cold label.
5197 Use LLSDAC label instead of LLSDA for second section lsda.
5198 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5199 label instead of LLSDA if it is true.
5200 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5202 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5203 SECTION argument. Use it as index into crtl->eh.call_site_record
5205 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5206 use it to determine how to print table entries instead of using
5207 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5208 label instead of normal begin label as base.
5209 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5210 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5211 ensure no EH range spans between sections and that landing pads
5212 are always in the corresponding section.
5213 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5214 for crtl->eh.call_site_record being an array rather than scalar.
5215 (output_one_function_exception_table): New function, copied
5216 from output_function_exception_table. Adjust
5217 dw2_size_of_call_site_table, dw2_output_call_site_table
5218 callers. For SECOND section use *C suffixed labels.
5219 (output_function_exception_table): Call
5220 output_one_function_exception_table and, when doing hot/cold
5221 partitioning, also another time for the second section.
5222 * opts.c: Include except.h.
5223 (decode_options): Allow -freorder-blocks-and-partition with
5224 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5225 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5226 * function.h (struct rtl_eh): Change call_site_record from
5227 scalar into array of 2 elements.
5229 2009-08-07 Martin Jambor <mjambor@suse.cz>
5231 * ipa-prop.c (count_formal_params_1): New function.
5232 (ipa_get_vector_of_formal_parms): New function.
5233 (get_vector_of_formal_parm_types): New function.
5234 (ipa_modify_formal_parameters): New function.
5235 (ipa_modify_call_arguments): New function.
5236 (index_in_adjustments_multiple_times_p): New function.
5237 (ipa_combine_adjustments): New function.
5238 (ipa_dump_param_adjustments): New function.
5239 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5240 (ipa_get_vector_of_formal_parms): Declare.
5241 (ipa_modify_formal_parameters): Declare.
5242 (ipa_modify_call_arguments): Declare.
5243 (ipa_combine_adjustments): Declare.
5244 (ipa_dump_param_adjustments): Declare.
5245 (build_ref_for_offset): Declare.
5246 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5247 * tree-sra.c: Include ipa-prop.c.
5248 (build_ref_for_offset): Make public.
5250 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5252 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5254 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5256 * gcc/doc/extend.texi (__builtin_extract_return_address)
5257 (__builtin_frob_return_address): Document.
5259 2009-08-06 Paul Brook <paul@codesourcery.com>
5261 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5262 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5263 implementation on ARMv6-M.
5265 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5267 * doc/extend.texi (pcs): Document new attribute for ARM.
5269 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5271 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5274 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5276 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5279 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5281 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5283 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5285 Merge ARM/hard_vfp_branch to trunk.
5287 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5289 * arm.c (libcall_eq): New function.
5290 (libcall_hash): New function.
5291 (add_libcall): New function.
5292 (arm_libcall_uses_aapcs_base): New function.
5293 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5294 libcalls using the base PCS.
5295 (arm_init_cumulative_args): Likewise.
5297 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5299 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5300 Use base ABI for conversion libfuncs between HFmode and SFmode.
5302 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5304 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5305 V4SImode as representatives of all 64-bit and 128-bit vector
5306 types. Allow vector types without vector modes.
5307 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5308 without vector modes like BLKmode.
5309 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5310 BLKmode. Avoid unsupported vector modes or TImode moves for
5312 (aapcs_vfp_allocate_return_reg): Likewise.
5313 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5314 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5316 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5318 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5319 (arm_get_pcs_model): Pass attribute arguments to
5320 arm_pcs_from_attribute.
5321 (arm_init_cumulative_args): Use base AAPCS for conversions from
5322 floating-point types to DImode.
5323 (arm_attribute_table): Add pcs attribute.
5324 (arm_handle_pcs_attribute): New.
5325 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5326 conversions from floating-point types to DImode, also declare them
5327 to use base AAPCS and declare functions they call to use base
5328 AAPCS and their RTABI names.
5330 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5332 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5333 -mfloat-abi=hard not being supported for VFP.
5335 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5337 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5338 SYMBOL_REF to hard_libcall_value.
5340 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5341 Richard Earnshaw <rearnsha@arm.com>
5343 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5344 has been put on the stack, all remaining co-processory arguments for
5345 that co-processor also go on the stack.
5347 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5349 * config/arm/arm.c (arm_return_in_memory): Handle returning
5350 vectors of suitable size in registers also for AAPCS case.
5352 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5354 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5356 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5358 ARM Hard-VFP calling convention
5359 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5360 * target.h (gcc_target): Add libcall_value to table of call hooks.
5361 * targhooks.h (default_libcall_value): Default implementation.
5362 * targhooks.c (default_libcall_value): Likewise.
5363 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5364 * optabs.c (expand_unop): Use it.
5365 * expr.h (hard_libcall_value): Pass the function RTX through.
5366 * calls.c (emit_library_call_value_1): Update call to
5368 * explow.c (hard_libcall_value): Use new target hook.
5369 * testsuite/lib/target-supports.exp
5370 (check_effective_target_arm_hard_vfp_ok): New hook.
5371 (check_effective_target_arm_neon_ok): Improve test for neon
5373 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5374 * config/arm/arm.c: Include cgraph.h
5375 (TARGET_FUNCTION_VALUE): Override default hook.
5376 (arm_pcs_default): New variable.
5377 (arm_override_options): Don't fault hard calling convention with VFP.
5378 Add support for AAPCS variants.
5379 (arm_function_value): Make static. Handle AAPCS variants.
5380 (arm_libcall_value): New function.
5381 (arm_apply_result_size): Handle VFP registers in results.
5382 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5384 (pcs_attribute_args): New variable.
5385 (arm_pcs_from_attribute): New function.
5386 (arm_get_pcs_model): New function.
5387 (aapcs_vfp_cum_init): New function.
5388 (aapcs_vfp_sub_candidate): New function.
5389 (aapcs_vfp_is_return_candidate): New function.
5390 (aapcs_vfp_is_call_candidate): New function.
5391 (aapcs_vfp_allocate): New function.
5392 (aapcs_vfp_allocate_return_reg): New function.
5393 (aapcs_vfp_advance): New function.
5394 (aapcs_cp_arg_layout): New variable.
5395 (aapcs_select_call_coproc): New function.
5396 (aapcs_select_return_coproc): New function.
5397 (aapcs_allocate_return_reg): New function.
5398 (aapcs_libcall_value): New function.
5399 (aapcs_layout_arg): New function.
5400 (arm_init_cumulative_args): Initialize AAPCS args data.
5401 (arm_function_arg): Handle AAPCS variants using new interface.
5402 (arm_arg_parital_bytes): Likewise.
5403 (arm_function_arg_advance): New function.
5404 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5405 calling conventions.
5406 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5407 * arm.h (NUM_VFP_ARG_REGS): Define.
5408 (LIBCALL_VALUE): Update.
5409 (FUNCTION_VALUE): Delete.
5410 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5411 (arm_pcs): New enum.
5412 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
5413 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
5414 (FUNCTION_ARG_REGNO_P): Add VFP regs.
5415 * arm-protos.h (arm_function_arg_advance): Add.
5416 (aapcs_libcall_value): Add.
5417 (arm_function_value): Delete.
5419 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
5420 H.J. Lu <hongjiu.lu@intel.com>
5423 * config/i386/i386.c (standard_sse_mode_p): Remove.
5424 (standard_sse_constant_p): Return 2 for integer mode
5425 vector_all_ones_operand when SSE2 is enabled.
5426 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
5427 (ix86_expand_vector_move): Do not check for negative values from
5428 standard_sse_constant_p.
5430 2009-08-06 Richard Guenther <rguenther@suse.de>
5432 * tree-ssa.c (useless_type_conversion_p_1): Make function and
5433 array type comparisons frontend independent.
5434 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
5435 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
5436 out array reference lower bound and element size operands.
5437 (ao_ref_init_from_vn_reference): Properly compute the offset
5438 for ARRAY_RANGE_REF.
5439 (vn_reference_fold_indirect): Fill out array reference lower
5440 bound and element size operands.
5441 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
5442 a non gimple valued reference operand which can happen for
5443 array reference lower bound or element size.
5444 (create_component_ref_by_pieces_1): Properly generate the
5445 element size operand for array references.
5447 2009-08-06 Richard Guenther <rguenther@suse.de>
5449 PR tree-optimization/40964
5450 * tree.c (iterative_hash_host_wide_int): Export.
5451 * tree.h (iterative_hash_host_wide_int): Declare.
5452 * tree-ssa-structalias.c (heapvar_map): New struct.
5453 (heapvar_map_eq): New function.
5454 (heapvar_map_hash): Likewise.
5455 (heapvar_lookup): Adjust.
5456 (heapvar_insert): Likewise.
5457 (make_constraint_from_heapvar): Allow multiple heap variables
5458 per decl at different offsets.
5459 (init_alias_heapvars): Adjust.
5461 2009-08-04 David Daney <ddaney@caviumnetworks.com>
5463 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
5464 * mips_output_sync_loop (mips_output_sync_loop): Only emit
5465 trailing sync if TARGET_SYNC_AFTER_SC.
5467 2009-08-05 David Daney <ddaney@caviumnetworks.com>
5469 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
5470 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
5471 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
5472 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
5473 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5474 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5475 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5476 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
5477 test_and_set_12): Rewrite calls to mips_output_sync_loop.
5478 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
5479 the prototype declaration match the definition.
5480 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
5481 instructions explicitly. Add barrier_before and operands
5483 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
5484 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
5485 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
5486 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5487 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
5488 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
5490 2009-08-05 Andrew Pinski <pinskia@gmail.com>
5492 * tree-ssa-alias.c: Fix intervals to use [) syntax.
5494 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
5495 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5498 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
5501 2009-08-05 Jakub Jelinek <jakub@redhat.com>
5503 PR rtl-optimization/40924
5504 * dse.c (canon_address): Before calling cselib_expand_value_rtx
5505 make sure canon_rtx (mem_address) isn't simpler than
5506 canon_rtx (expanded_mem_address).
5508 2009-08-05 Li Feng <nemokingdom@gmail.com>
5510 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
5512 (build_scop_drs): Build alias set for each SCoP.
5514 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
5516 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
5517 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
5518 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
5519 (MIPS_ARCH_FLOAT_SPEC): Likewise.
5520 (BASE_DRIVER_SELF_SPECS): Likewise.
5522 2009-08-04 Andrew Pinski <pinskia@gmail.com>
5524 * tree-ssa-alias.c: Fix some comment typos.
5526 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
5528 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
5529 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
5531 2009-08-03 Janis Johnson <janis187@us.ibm.com>
5534 * simplify-rtx.c (simplify_binary_operation_1): Disable
5535 simplifications for decimal float operations.
5537 2009-08-03 Jakub Jelinek <jakub@redhat.com>
5540 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
5541 operand of INDIRECT_REF.
5543 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
5545 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
5546 constants referencing TLS symbols.
5548 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5550 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
5551 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
5553 2009-08-03 Richard Guenther <rguenther@suse.de>
5555 * tree.c (make_vector_type): Build a main variant first,
5556 get the canonical one and then build the variant.
5557 * tree-ssa.c (useless_type_conversion_p_1): Handle
5559 (useless_type_conversion_p): Conversions to pointers to
5560 incomplete record types are useless.
5562 2009-08-03 Richard Guenther <rguenther@suse.de>
5564 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
5565 file will be created.
5566 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
5567 * toplev.c (compile_file): Adjust comment.
5569 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
5571 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
5572 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
5573 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5574 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5575 (sh_promote_function_mode): Fix typo.
5577 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
5579 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
5581 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5583 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
5584 declaration arguments.
5586 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
5588 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
5589 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
5590 (ix86_split_ashl): Ditto.
5591 (ix86_expand_vector_init_one_nonzero): Ditto.
5592 (ix86_expand_vector_set): Ditto.
5593 (ix86_expand_reduc_v4sf): Ditto.
5595 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
5597 * explow.c (promote_function_mode): Remove assert.
5598 * config/sh/sh.c (sh_promote_function_mode): Declare.
5600 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5602 * config/pa/pa.c (pa_promote_function_mode): Declare.
5603 Change to static. Fix promote_mode call.
5605 * gthr-dce.h (CONST_CAST2): Define if not defined.
5606 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
5608 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
5610 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
5612 * expr.c (store_constructor): Use promote_decl_mode. Remove
5613 now write-only variable unsignedp.
5614 (expand_expr_real_1): Use promote_decl_mode.
5615 * expr.h (promote_function_mode, promote_decl_mode): New.
5616 (promote_mode): Remove last argument.
5617 * function.c (assign_temp): Drop last argument of promote_mode.
5618 (assign_parm_find_data_types): Use promote_function_mode.
5619 (assign_parm_setup_reg): Likewise.
5620 (expand_function_end): Use promote_function_mode.
5621 * calls.c (initialize_argument_information): Use promote_function_mode.
5622 (precompute_arguments): Use promote_mode instead of checking if
5623 only PROMOTE_FUNCTION_MODE is defined.
5624 (expand_call): When making sibcall decisions, use promote_function_mode.
5625 Below, remove an if for targetm.calls.promote_function_return and
5626 and use promote_function_mode.
5627 (emit_library_call_value_1): Use promote_function_mode, fix bug
5628 where promote_mode was passed FOR_CALL == 0 for a return value in an
5630 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5631 * explow.c (promote_function_mode, promote_decl_mode): New.
5632 (promote_mode): Keep only the FOR_CALL == 0 case.
5633 * combine.c (setup_incoming_promotion): Remove test of
5634 promote_function_args. Use promote_function_mode.
5635 * stmt.c (expand_value_return): Use promote_decl_mode.
5636 (expand_decl): Use promote_decl_mode.
5638 * expr.c (store_constructor): Use promote_decl_mode. Remove
5639 now write-only variable unsignedp.
5640 (expand_expr_real_1): Use promote_decl_mode.
5641 * expr.h (promote_function_mode, promote_decl_mode): New.
5642 (promote_mode): Remove last argument.
5643 * function.c (assign_temp): Drop last argument of promote_mode.
5644 (assign_parm_find_data_types): Use promote_function_mode.
5645 (assign_parm_setup_reg): Likewise.
5646 (expand_function_end): Use promote_function_mode.
5647 * calls.c (initialize_argument_information): Use promote_function_mode.
5648 (precompute_arguments): Use promote_mode instead of checking if
5649 only PROMOTE_FUNCTION_MODE is defined.
5650 (expand_call): When making sibcall decisions, use promote_function_mode.
5651 Below, remove an if for targetm.calls.promote_function_return and
5652 and use promote_function_mode.
5653 (emit_library_call_value_1): Use promote_function_mode, fix bug
5654 where promote_mode was passed FOR_CALL == 0 for a return value in an
5656 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5657 * explow.c (promote_function_mode, promote_decl_mode): New.
5658 (promote_mode): Keep only the FOR_CALL == 0 case.
5659 * combine.c (setup_incoming_promotion): Remove test of
5660 promote_function_args. Use promote_function_mode.
5661 * stmt.c (expand_value_return): Use promote_decl_mode.
5662 (expand_decl): Use promote_decl_mode.
5664 * explow.c (promote_function_mode): Just call the target hook.
5665 * targhooks.c (default_promote_function_mode,
5666 default_promote_function_mode_always_promote): New.
5667 * targhooks.h (default_promote_function_mode,
5668 default_promote_function_mode_always_promote): Declare.
5669 * target.h (promote_function_args, promote_function_return): Remove.
5670 (promote_function_mode): New.
5671 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5672 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5673 (TARGET_PROMOTE_FUNCTION_MODE): New.
5674 (TARGET_CALLS): Adjust.
5675 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
5676 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
5678 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
5679 * config/s390/s390.c (s390_promote_function_mode): ... here,
5680 with pointer handling.
5681 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5682 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5684 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
5685 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
5686 with pointer handling.
5687 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5688 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5690 * config/sh/sh-protos.h (sh_promote_function_mode): New.
5691 * config/sh/sh.c (sh_promote_function_mode): New.
5692 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5693 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5695 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
5696 * config/cris/cris.c (cris_promote_function_mode): ... here.
5697 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5698 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5700 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
5701 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
5702 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5703 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5705 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
5706 * config/arm/arm.c (arm_promote_function_mode): ... here, without
5707 complex type handling.
5708 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5709 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5711 * config/pa/pa.c (pa_promote_function_mode): New.
5712 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5713 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5715 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
5716 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5717 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
5718 * config/xtensa/xtensa.c: Likewise.
5719 * config/stormy16/stormy16.c: Likewise.
5720 * config/iq2000/iq2000.c: Likewise.
5721 * config/rs6000/rs6000.c: Likewise.
5722 * config/picochip/picochip.c: Likewise.
5723 * config/arc/arc.c: Likewise.
5724 * config/mcore/mcore.c: Likewise.
5725 * config/score/score.c: Likewise.
5726 * config/mips/mips.c: Likewise.
5727 * config/bfin/bfin.c: Likewise.
5728 * config/ia64/ia64.c: Likewise (disabled though).
5730 * config/frv/frv.h: Remove pointless remark.
5732 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
5733 TARGET_PROMOTE_FUNCTION_ARGS,
5734 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
5735 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
5737 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
5739 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
5740 -floop-parallelize-all.
5741 * toplev.c (process_options): Rename flag_graphite_force_parallel to
5742 flag_loop_parallelize_all.
5743 * tree-ssa-loop.c (gate_graphite_transforms): Same.
5744 * graphite.c (graphite_transform_loops): Same.
5746 * graphite-poly.c (apply_poly_transforms): Same.
5748 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
5750 PR tree-optimization/40914
5751 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
5752 if set, then check the delta field of the PMF record.
5753 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
5754 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
5755 call is stored in the delta.
5757 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
5759 * config/mips/mips.md (*clear_upper32_dext): New pattern.
5761 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
5763 * config/i386/bsd.h (ASM_BYTE): New define.
5764 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
5765 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
5766 .byte. Use fputs or putc instead of fprintf where appropriate.
5767 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
5768 fputs or putc instead of fprintf where appropriate.
5769 * config/i386/i386elf.h: Ditto.
5770 * config/i386/sysv4.h: Ditto.
5772 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
5773 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
5774 (*tls_global_dynamic_64): Ditto.
5776 2009-07-31 Christian Bruel <christian.bruel@st.com>
5778 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5780 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5782 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
5783 Remove dead code for MINUS.
5785 2009-07-31 Anthony Green <green@moxielogic.com>
5787 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
5789 (moxie_expand_epilogue): Ditto for epilogue.
5790 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
5792 (moxie_function_arg): Ditto.
5793 (moxie_pass_by_reference): Ditto.
5794 (moxie_arg_partial_bytes): Ditto.
5795 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
5796 (FUNCTION_ARG_ADVANCE) Ditto.
5797 (REG_PARM_STACK_SPACE) Ditto.
5798 (FUNCTION_ARG_REGNO_P) Dito.
5800 * config.gcc: Add moxie linux config support.
5801 * gcc/config/moxie/uclinux.h: New file.
5803 2009-07-31 DJ Delorie <dj@redhat.com>
5805 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
5806 (UNSPECV_SP_SWITCH_E): New.
5807 (sp_switch_1): Change to an unspec.
5808 (sp_switch_2): Change to an unspec. Don't use post-inc when we
5810 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
5811 reference the new stack's address
5813 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5815 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
5816 graphite-clast-to-gimple.o, graphite-dependences.o,
5817 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5818 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
5819 (graphite-blocking.o,
5820 graphite-clast-to-gimple.o, graphite-dependences.o,
5821 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5822 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
5823 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
5824 * cfgloop.h (struct loop): Add can_be_parallel field.
5825 * common.opt (fgraphite-identity): Moved up.
5826 (fgraphite-force-parallel): New flag.
5827 * graphite.c: Rewrite.
5828 * graphite.h: Rewrite.
5829 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
5831 * toplev.c (graphite_out_file): New file descriptor.
5832 (graphite_in_file): New.
5833 (process_options): flag_graphite_force_parallel cannot be used without
5835 * tree-ssa-loop.c: Include toplev.h.
5836 (gate_graphite_transforms): Enable flag_graphite for
5837 flag_graphite_force_parallel.
5839 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5841 * ChangeLog.graphite: New.
5842 * graphite-blocking.c: New.
5843 * graphite-clast-to-gimple.c: New.
5844 * graphite-clast-to-gimple.h: New.
5845 * graphite-dependences.c: New.
5846 * graphite-dependences.h: New.
5847 * graphite-interchange.c: New.
5848 * graphite-poly.c: New.
5849 * graphite-poly.h: New.
5850 * graphite-ppl.c: New.
5851 * graphite-ppl.h: New.
5852 * graphite-scop-detection.c: New.
5853 * graphite-scop-detection.h: New.
5854 * graphite-sese-to-poly.c: New.
5855 * graphite-sese-to-poly.h: New.
5859 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5861 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
5862 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
5864 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5866 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
5867 (scev_is_linear_expression): Return false if the evolution is not
5868 affine multivariate.
5870 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5872 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
5873 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
5875 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5877 * tree-data-ref.c (debug_data_references): New.
5878 (debug_data_reference): New.
5879 * tree-data-ref.h (debug_data_references): Declared.
5880 (debug_data_reference): Declared.
5882 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5884 * tree-data-ref.c (stmt_simple_memref_p: Removed.
5885 * tree-data-ref.h (scop_p): Removed.
5886 (struct data_reference): Remove field scop.
5888 (stmt_simple_memref_p): Removed.
5890 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5892 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
5893 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
5896 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5898 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
5900 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5902 * doc/invoke.texi (-fgraphite-identity): Documented.
5904 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5906 * tree-scalar-evolution.c: Fix comment.
5907 (instantiate_scev_1): Return unknow from scev instantiation if the
5908 result is not above instantiate_below.
5910 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5912 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
5913 static anymore. Instantiate the symbols that may have been introduced
5915 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
5918 2009-07-30 DJ Delorie <dj@redhat.com>
5920 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
5921 .vliw directive to VLIW sections.
5923 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5925 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
5927 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
5928 (AUTOHEADER): New variable.
5929 ($(srcdir)/cstamp-h.in): Use it.
5931 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
5932 Pat Haugen <pthaugen@us.ibm.com>
5933 Revital Eres <ERES@il.ibm.com>
5935 * config/rs6000/vector.md (VEC_F): Add VSX support.
5939 (vector_load_<mode>): Ditto.
5940 (vector_store_<mode>): Ditto.
5941 (vector GPR move split): Ditto.
5942 (vec_reload_and_plus_<mptrsize>): Ditto.
5943 (vec_reload_and_reg_<mptrsize>): Ditto.
5944 (add<mode>3): Ditto.
5945 (sub<mode>3): Ditto.
5946 (mul<mode>3): Ditto.
5947 (neg<mode>2): Ditto.
5948 (abs<mode>2): Ditto.
5949 (smin<mode>3): Ditto.
5950 (smax<mode>3): Ditto.
5951 (vector_eq<mode>): Ditto.
5952 (vector_gt<mode>): Ditto.
5953 (vector_ge<mode>): Ditto.
5954 (vector_gtu<mode>): Ditto.
5955 (vector_select_<mode>_uns): Ditto.
5956 (vector_eq_<mode>_p): Ditto.
5957 (vector_gt_<mode>_p): Ditto.
5958 (vector_ge_<mode>_p): Ditto.
5959 (vector_gtu_<mode>_p): Ditto.
5960 (cr6_test_for_zero): Ditto.
5961 (cr6_test_for_zero_reverse): Ditto.
5962 (cr6_test_for_lt): Ditto.
5963 (cr6_test_for_lt_reverse): Ditto.
5964 (xor<mode>3): Ditto.
5965 (ior<mode>3): Ditto.
5966 (and<mode>3): Ditto.
5967 (one_cmpl<mode>2): Ditto.
5968 (nor<mode>2): Ditto.
5969 (andc<mode>2): Ditto.
5970 (float<VEC_int<mode>2): Ditto.
5971 (unsigned_float<VEC_int><mode>2): Ditto.
5972 (fix_trunc<mode><VEC_int>2): Ditto.
5973 (fixuns_trunc<mode><VEC_int>2): Ditto.
5975 (vec_set<mode>): Ditto.
5976 (vec_extract<mode>): Ditto.
5977 (vec_interleave_highv4sf): Ditto.
5978 (vec_interleave_lowv4sf): Ditto.
5979 (vec_realign_load_<mode>): Ditto.
5980 (vec_shl_<mode>): Ditto.
5981 (vec_shr_<mode>): Ditto.
5982 (div<mode>3): New patterns for VSX.
5983 (vec_interleave_highv2df): Ditto.
5984 (vec_interleave_lowv2df): Ditto.
5985 (vec_pack_trunc_v2df): Ditto.
5986 (vec_pack_sfix_trunc_v2df): Ditto.
5987 (vec_pack_ufix_trunc_v2df): Ditto.
5988 (vec_unpacks_hi_v4sf): Ditto.
5989 (vec_unpacks_lo_v4sf): Ditto.
5990 (vec_unpacks_float_hi_v4si): Ditto.
5991 (vec_unpacks_float_lo_v4si): Ditto.
5992 (vec_unpacku_float_hi_v4si): Ditto.
5993 (vec_unpacku_float_lo_v4si): Ditto.
5994 (movmisalign<mode>): Ditto.
5995 (vector_ceil<mode>2): New patterns for vectorizing math library.
5996 (vector_floor<mode>2): Ditto.
5997 (vector_btrunc<mode>2): Ditto.
5998 (vector_copysign<mode>3): Ditto.
6000 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6001 predicate for setting the high bit in each word, used for copysign.
6003 * config/rs6000/ppc-asm.h (f19): Whitespace.
6004 (f32-f63): Define if VSX.
6005 (v0-v31): Define if Altivec.
6006 (vs0-vs63): Define if VSX.
6008 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6010 * config/rs6000/power7.md: New file, provide tuning parameters for
6013 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6014 (rs6000_cpu_cpp_builtins): Ditto.
6015 (altivec_overloaded_builtins): Ditto.
6016 (altivec_resolve_overloaded_builtin): Ditto.
6018 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6019 debug switch to disable vectorizing simple math builtin
6022 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6023 Vectorize simple math builtin functions.
6024 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6025 hook to vectorize math builtins.
6026 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6027 (rs6000_builtin_conversion): Add VSX/power7 support.
6028 (rs6000_builtin_vec_perm): Ditto.
6029 (vsplits_constant): Add support for loading up a vector constant
6030 with just the high bit set in each part.
6031 (rs6000_expand_vector_init): Add VSX/power7 support.
6032 (rs6000_expand_vector_set): Ditto.
6033 (rs6000_expand_vector_extract): Ditto.
6034 (rs6000_emit_move): Ditto.
6035 (bdesc_3arg): Ditto.
6036 (bdesc_2arg): Ditto.
6037 (bdesc_1arg): Ditto.
6038 (rs6000_expand_ternop_builtin): Ditto.
6039 (altivec_expand_builtin): Ditto.
6040 (rs6000_expand_unop_builtin): Ditto.
6041 (rs6000_init_builtins): Ditto.
6042 (altivec_init_builtins): Ditto.
6043 (builtin_function_type): Ditto.
6044 (rs6000_common_init_builtins): Ditto.
6045 (rs6000_handle_altivec_attribute); Ditto.
6046 (rs6000_mangle_type): Ditto.
6047 (rs6000_vector_mode_supported_p): Ditto.
6048 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6051 * config/rs6000/vsx.md: New file for VSX support.
6053 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6054 identifing values with just the most significant bit set.
6055 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6056 vectorized builtins.
6058 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6059 (UNSPEC_VRFIM): Delete.
6060 (splitter for loading up vector with most significant bit): New
6061 splitter for vectorizing copysign.
6062 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6063 vectorizing simple math functions.
6064 (altivec_vrfip): Add support for vectorizing simple math functions.
6065 (altivec_vrfim): Ditto.
6066 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6068 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6069 (power7.md, vsx.md): Include for power7 support.
6070 (copysigndf3): Use VSX instructions if -mvsx.
6071 (negdf2_fpr): Ditto.
6072 (absdf2_fpr): Ditto.
6073 (nabsdf2_fpr): Ditto.
6074 (adddf3_fpr): Ditto.
6075 (subdf3_fpr): Ditto.
6076 (muldf3_fpr): Ditto.
6077 (divdf3_fpr): Ditto.
6078 (fix_truncdfdi2_fpr): Ditto.
6079 (cmpdf_internal1): Ditto.
6080 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6081 (btruncdf2, btruncdf2_fpr): Ditto.
6082 (ceildf2, ceildf2_fpr): Ditto.
6083 (floordf2, floordf2_fpr): Ditto.
6084 (floatdidf2, floatdidf2_fpr): Ditto.
6085 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6086 (fmsubdf4_fpr): Ditto.
6087 (fnmadddf4_fpr_1): Ditto.
6088 (fnmadddf4_fpr_2): Ditto.
6089 (fnmsubdf4_fpr_1): Ditto.
6090 (fnmsubdf4_fpr_2): Ditto.
6091 (fixuns_truncdfdi2): Add expander for VSX support.
6092 (fix_truncdfdi2): Ditto.
6093 (fix_truncdfsi2): Ditto.
6095 (btruncsf2): Whitespace.
6096 (movdf_hardfloat32): Add support for VSX registers.
6097 (movdf_softfloat32): Ditto.
6098 (movdf_hardfloat64): Ditto.
6099 (movdf_hardfloat64_mfpgpr): Ditto.
6100 (movdf_softfloat64): Ditto.
6101 (movti splitters): Add check for vector registers supporting
6102 TImode in the future.
6103 (bpermd): Add power7 bpermd instruction.
6105 * config/rs6000/altivec.h (vec_div): Define if VSX.
6109 (vec_nearbyint): Ditto.
6112 (all predicates): Use the generic builtin function, and not the V4SF
6113 specific function so that the predicates will work with VSX's V2DF.
6117 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6118 Document new VSX functions and types.
6120 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6123 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6124 "wa", and "j" constraints. Modify "v" to talk about Altivec
6125 instead of just vector.
6127 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6130 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6131 location for phi arguments.
6132 (rewrite_update_phi_arguments): Find locations for reaching defs.
6133 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6134 Add location to add_phi_arg calls.
6135 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6136 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6137 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6138 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6139 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6140 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6141 * tree-phinodes.c (make_phi_node): Initialize location.
6142 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6143 (add_phi_arg): Add location parameter.
6144 (remove_phi_arg_num): Move location when moving phi argument.
6145 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6147 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6148 slpeel_update_phi_nodes_for_guard1,
6149 slpeel_update_phi_nodes_for_guard2,
6150 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6151 vect_loop_versioning): Set locations.
6152 * tree-parloops.c (create_phi_for_local_result,
6153 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6154 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6155 * tree-vect-loop.c (get_initial_def_for_induction,
6156 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6158 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6159 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6160 (gimple_phi_arg_set_location): New. Set locus.
6161 (gimple_phi_arg_has_location): New. Check for locus.
6162 (redirect_edge_var_map_location): New. Return locus from var_map.
6163 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6164 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6165 combining PHI arguments.
6166 (cond_store_replacement): Set location.
6167 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6168 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6169 scop_add_exit_phis_edge): Add locations.
6170 * tree-cfgcleanup.c (remove_forwarder_block,
6171 remove_forwarder_block_with_phi): Add locations.
6172 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6173 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6175 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6176 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6177 flush_pending_stmts): Add source location.
6178 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6179 stack to preserve locations.
6180 * tree-vect-stmts.c (vectorizable_load): Add location.
6181 * tree-inline.c (copy_phis_for_bb): Copy locus.
6182 (setup_one_parameter): Add call locus to inlined parameter stmts.
6183 (initialize_inlined_parameters): Pass in call location as parameter
6185 (tree_function_versioning): Pass location to setup_one_parameter.
6186 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6187 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6188 copy and edge lists.
6189 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6190 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6191 locus parameter and override the stmt default if provided.
6192 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6193 elim_graph_add_edge, elim_graph_remove_succ_edge,
6194 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6195 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6196 eliminate_phi): Add locus info in elimination graph for each edge and
6198 (insert_backedge_copies): Copy locus if present.
6199 * tree-flow.h (struct _edge_var_map): Add locus field.
6200 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6201 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6202 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6204 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6206 2009-07-30 Martin Jambor <mjambor@suse.cz>
6208 PR tree-optimization/40570
6209 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6212 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6214 * ssa-loop-manip.c: Include langhooks.h.
6215 (rewrite_phi_with_iv): New.
6216 (rewrite_all_phi_nodes_with_iv): New.
6217 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6218 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6219 * tree-parloops.c (loop_parallel_p): Move out all conditions
6220 except dependency check.
6221 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6222 (gen_parallel_loop): Call canonicalize_loop_ivs without
6223 reduction_list argument.
6224 (build_new_reduction): New.
6225 (gather_scalar_reductions): New.
6226 (try_get_loop_niter): New.
6227 (try_create_reduction_list): New.
6228 (parallleize_loops): Change the parallel conditions check.
6229 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6230 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6232 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6234 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6236 * doc/options.texi (Option properties): Mention new quoting syntax.
6238 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6240 * config/alpha/alpha.c (alpha_start_function):
6241 Handle VMS_DEBUG_MAIN_POINTER
6242 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6243 * doc/invoke.texi: Document -mdebug-main switch.
6245 2009-07-29 Richard Henderson <rth@redhat.com>
6247 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6248 (cgraph_create_edge_including_clones): Likewise.
6249 * tree-inline.c (copy_bb): Operate on the correct edges
6250 when updating the callgraph.
6252 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6254 * config/alpha/vms-cc.c: Deleted.
6255 * config/alpha/vms-ld.c: Deleted.
6256 * config/alpha/t-vms64: Moved to config/vms
6257 * config/alpha/vms-crt0-64.c: Moved to config/vms
6258 * config/alpha/vms-crt0.c: Moved to config/vms
6259 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6260 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6261 * config/alpha/xm-vms.h: Moved to config/vms
6262 * config/alpha/x-vms: Moved to config/vms
6263 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6265 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6266 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6268 * config/vms/t-vms64: Moved here from config/alpha
6269 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6270 (argc,argv,envp): Enforce 32bit malloc'ing.
6271 * config/vms/vms-psxcrt0-64.c: Likewise.
6272 * config/vms/vms-crt0.c: Moved here from config/alpha.
6273 * config/vms/vms-psxcrt0.c: Likewise.
6274 * config/vms/vms-crtl-64.h: New file.
6275 * config/vms/vms-crtl.h: New file.
6276 * config/vms/vms.opt: New file.
6277 * config/vms/xm-vms64.h: New file.
6278 * config/vms/xm-vms.h: Moved here from config/alpha.
6279 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6281 * config/vms/x-vms: Moved here from config/alpha.
6282 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6283 (vms-ld.o, vms-cc.o): Removed.
6284 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6286 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6288 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6289 correct stack (obvious VMS fix).
6291 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6293 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6294 date, version info if VMS_DEBUGGING_INFO defined.
6295 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6296 size, date calculating code moved here.
6298 2009-07-29 Paul Brook <paul@codesourcery.com>
6300 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6303 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6306 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6307 to DImode when generating insq_le insn.
6309 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6311 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6312 New macro set for VMS_DEBUGGGING_INFO.
6313 (AT_string_form): Use it.
6315 2009-07-28 DJ Delorie <dj@redhat.com>
6317 * config/mep/mep.c (vtext_section): New.
6318 (vftext_section): New.
6319 (ftext_section): New.
6320 (mep_select_section): Add support for functions.
6321 (mep_unique_section): Likewise.
6322 (mep_asm_init_sections): Likewise.
6323 (mep_encode_section_info): Remove it from here.
6325 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6327 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6329 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6330 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6332 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6334 * dwarf2out.c (output_file_names): Test new macro
6335 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6336 (add_comp_dir_attribute): Likewise.
6338 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6340 * config/i386/mingw-w64.h (LINK_SPEC): Add
6341 separating space between commands.
6343 2009-07-28 Jan Hubicka <jh@suse.cz>
6345 PR tree-optimization/40759
6346 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6349 2009-07-27 DJ Delorie <dj@redhat.com>
6351 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6352 types are dword-aligned.
6353 (mep_expand_va_start): Likewise.
6355 2009-07-27 Olivier Hainque <hainque@adacore.com>
6356 Douglas B Rupp <rupp@gnat.com>
6358 * convert.c (convert_to_pointer): Don't assume the target
6359 pointer type is POINTER_SIZE long. Fetch its precision instead.
6361 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6363 * system.h (fopen): Undefine if macro.
6365 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6367 * dwarf2out.c (output_cfi_p): Removed.
6368 (output_cfis): New function.
6369 (output_fde): New function, split from output_call_frame_info.
6370 (output_call_frame_info): Use it.
6371 (dwarf2out_switch_text_section): Use output_cfis.
6373 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6375 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6376 TARGET_BI_ARCH is specified without enabling SJLJ.
6377 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6378 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6380 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6382 * arm.md (negdi2): Use DImode if forcing a value into a register.
6384 2009-07-26 Ira Rosen <irar@il.ibm.com>
6386 PR tree-optimization/40801
6387 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6388 of vector operand from the previous copy of vector statement.
6389 Pass the correct definition type value to
6390 vect_get_vec_def_for_stmt_copy().
6392 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6394 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6395 const char ** conversion.
6397 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6399 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6400 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6401 (gcc_unreachable): Invoke __builtin_unreachable() if
6402 !ENABLE_ASSERT_CHECKING.
6404 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6406 PR rtl-optimization/40445
6407 * emit-rtl.c (next_nonnote_insn_bb): New function.
6408 * rtl.h (next_nonnote_insn_bb): Declare new function.
6409 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6410 with no successors that is the successor of the ENTRY_BLOCK.
6411 Continue from the top after removing an empty fallthrough block.
6412 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
6413 of next_nonnote_insn.
6415 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6417 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
6419 2009-07-25 Martin Jambor <mjambor@suse.cz>
6421 * c-common.c (c_common_attribute_table): New element for noclone.
6422 (handle_noclone_attribute): New function. Forward-declare.
6423 * tree-inline.c (tree_versionable_function_p): Check for noclone
6425 * doc/extend.texi (Labels as Values): Document need for noclone.
6426 (Function Attributes): Document noclone attribute.
6428 2009-07-25 Jakub Jelinek <jakub@redhat.com>
6430 PR rtl-optimization/34999
6431 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
6432 and dw_fde_switched_cold_to_hot fields.
6433 (output_cfi_p): New function.
6434 (output_call_frame_info): If fde->dw_fde_switched_sections,
6435 output 2 FDEs instead of one with corrupted header.
6436 (dwarf2out_do_cfi_startproc): New function.
6437 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
6438 and fde->dw_fde_switched_cold_to_hot.
6439 (dwarf2out_switch_text_section): Compute
6440 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
6441 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
6442 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
6443 Otherwise, compute fde->dw_fde_switch_cfi.
6445 2009-07-24 Cary Coutant <ccoutant@google.com>
6447 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
6449 2009-07-24 Cary Coutant <ccoutant@google.com>
6451 * cfghooks.c (split_block): Copy discriminator to new block.
6452 * tree-cfg.c (assign_discriminator): Check location of last
6453 instruction in block as well as first.
6455 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
6457 * config/i386/linux.c: Use fputs or putc instead of fprintf
6459 * config/i386/gas.h: Ditto.
6460 * config/i386/x86-64.h: Ditto.
6461 * config/i386/att.h: Ditto.
6463 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6465 * expmed.c (emit_store_flag): Use a recursive call to optimize the
6468 2009-07-24 Martin Jambor <mjambor@suse.cz>
6470 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
6471 (ipa_push_func_to_list_1): Declare.
6472 (ipa_push_func_to_list): New function.
6474 * ipa-prop.c (ipa_push_func_to_list_1): New function.
6475 (ipa_init_func_list): Call ipa_push_func_to_list_1.
6476 (ipa_push_func_to_list): Removed.
6477 (ipa_pop_func_from_list): Clear node_enqueued flag.
6479 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6481 * config/s390/s390.c (override_options): Default
6482 max-unrolled-insns to 100 for z10 tuning.
6484 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
6486 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
6487 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
6488 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
6489 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
6490 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
6491 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
6492 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
6494 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6496 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
6497 use default set in mingw32.h header.
6498 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
6499 64-bit /mingw/include path.
6500 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
6503 2009-07-23 Neil Vachharajani <nvachhar@google.com>
6505 PR rtl-optimization/40209
6506 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
6508 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6510 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
6511 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
6512 with the rest of string where appropriate. Use fputs or putc
6513 instead of fprintf where appropriate.
6515 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6516 Pat Haugen <pthaugen@us.ibm.com>
6517 Revital Eres <ERES@il.ibm.com>
6519 * config/rs6000/vector.md: New file. Move most of the vector
6520 expander support here from altivec.md to allow for the VSX vector
6521 unit in the future. Add support for secondary_reload patterns.
6522 Rewrite the patterns for vector comparison, and vector comparison
6523 predicate instructions so that the RTL expresses the desired
6524 behavior, instead of using unspec.
6526 * config/rs6000/constraints.md ("f" constraint): Use
6527 rs6000_constraints to hold the precalculated register class.
6528 ("d" constraint): Ditto.
6529 ("wd" constraint): New constraint for VSX.
6530 ("wf" constraint): Ditto.
6531 ("ws" constraint): Ditto.
6532 ("wa" constraint): Ditto.
6533 ("wZ" constraint): Ditto.
6534 ("j" constraint): Ditto.
6536 * config/rs6000/predicates.md (vsx_register_operand): New
6538 (vfloat_operand): New predicate for vector.md.
6539 (vint_operand): Ditto.
6540 (vlogical_operand): Ditto.
6541 (easy_fp_constant): If VSX, 0.0 is an easy constant.
6542 (easy_vector_constant): Add VSX support.
6543 (altivec_indexed_or_indirect_operand): New predicate for
6544 recognizing Altivec style memory references with AND -16.
6546 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
6547 for vector secondary reload support.
6548 (rs6000_vector_reg_class): Delete, replacing it with
6550 (rs6000_vsx_reg_class): Ditto.
6551 (rs6000_constraints): New array to hold the register classes of
6552 each of the register constraints that can vary at runtime.
6553 (builtin_mode_to_type): New static array for builtin function type
6555 (builtin_hash_table): New static hash table for builtin function
6557 (TARGET_SECONDARY_RELOAD): Define target hook.
6558 (TARGET_IRA_COVER_CLASSES): Ditto.
6559 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
6560 registers are 128 bits if VSX memory reference instructions are used.
6561 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
6563 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
6564 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
6565 Print several of the scheduling related parameters.
6566 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
6567 rs6000_constraints instead of rs6000_vector_reg_class. Move
6568 -mdebug=reg code to rs6000_debug_reg_global. Add support for
6569 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
6570 Altivec. Add VSX support. Setup for secondary reload support on
6571 Altivec/VSX registers.
6572 (rs6000_override_options): Make power7 set the scheduling groups
6573 like the power5. Add support for new debug switches to override
6574 the scheduling defaults. Temporarily disable -mcpu=power7 from
6575 setting -mvsx. Add support for debug switches -malways-hint,
6576 -msched-groups, and -malign-branch-targets.
6577 (rs6000_buitlin_conversion): Add support for returning unsigned
6578 vector conversion functions to fix regressions due to stricter
6580 (rs6000_builtin_mul_widen_even): Ditto.
6581 (rs6000_builtin_mul_widen_odd): Ditto.
6582 (rs6000_builtin_vec_perm): Ditto.
6583 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
6584 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
6586 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
6588 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
6589 VSX types for bit operations. Changes to accomidate vector.md.
6590 (bdesc_2arg): Ditto.
6591 (bdesc_1arg): Ditto.
6592 (struct builtin_description_predicates): Rewrite predicate
6593 handling so that RTL describes the operation, instead of passing
6594 the instruction to be used as a string argument.
6595 (bdesc_altivec_preds): Ditto.
6596 (altivec_expand_predicate_builtin): Ditto.
6597 (altivec_expand_builtin): Ditto.
6598 (rs6000_expand_ternop_builtin): Use a switch instead of an if
6599 statement for vsldoi support.
6600 (altivec_expand_ld_builtin): Change to use new names from vector.md.
6601 (altivec_expand_st_builtin): Ditto.
6602 (paired_expand_builtin): Whitespace changes.
6603 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
6604 builtin_mode_to_type table for secondary reload. Call
6605 builtin_function_type to build random builtin functions.
6606 (altivec_init_builtins): Change to use builtin_function_type to
6607 create builtin function types dynamically as we need them.
6608 (builtin_hash_function): New support for hashing the tree types
6609 for builtin function as we need it, rather than trying to build
6610 all of the trees that we need. Add initial preliminary VSX support.
6611 (builtin_function_type): Ditto.
6612 (builtin_function_eq): Ditto.
6613 (builtin_hash_struct): Ditto.
6614 (rs6000_init_builtins): Ditto.
6615 (rs6000_common_init_builtins): Ditto.
6616 (altivec_init_builtins): Ditto.
6617 (rs6000_common_init_builtins): Ditto.
6618 (enum reload_reg_type): New enum for simplifing reg classes.
6619 (rs6000_reload_register_type): Simplify register classes into GPR,
6620 Vector, and other registers. Altivec and VSX addresses in reload.
6621 (rs6000_secondary_reload_inner): Ditto.
6622 (rs6000_ira_cover_classes): New target hook, that returns the
6623 appropriate cover classes, based on -mvsx being used or not.
6624 (rs6000_secondary_reload_class): Add VSX support.
6625 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
6626 (get_vsel_insn): Ditto.
6627 (rs6000_emit_vector_compare): Rewrite vector conditional support
6628 so that where we can, we use RTL operators, instead of blindly use
6630 (rs6000_emit_vector_select): Ditto.
6631 (rs6000_emit_vector_cond_expr): Ditto.
6632 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
6633 (create_TOC_reference): Add -mdebug=addr support.
6634 (emit_frame_save): VSX loads/stores need register indexed addressing.
6636 * config/rs6000/rs6000.md: Include vector.md.
6638 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
6640 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6641 support for V2DI, V2DF in logical, permute, select operations.
6643 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
6644 switch for vsx/power7.
6645 (-mvsx-scalar-memory): Ditto.
6646 (-mvsx-align-128): Ditto.
6647 (-mallow-movmisalign): Ditto.
6648 (-mallow-df-permute): Ditto.
6649 (-msched-groups): Ditto.
6650 (-malways-hint): Ditto.
6651 (-malign-branch-targets): Ditto.
6653 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
6655 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
6656 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
6657 (rs6000_vector_reg_class): Delete.
6658 (rs6000_vsx_reg_class): Ditto.
6659 (enum rs6000_reg_class_enum): New enum for the constraints that
6660 vary based on target switches.
6661 (rs6000_constraints): New array to hold the register class for all
6662 of the register constraints that vary based on the switches used.
6663 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
6664 (enum rs6000_builtins): Add unsigned varients for the builtin
6665 declarations returned by target hooks for expanding multiplies,
6666 select, and permute operations. Add VSX builtins.
6667 (enum rs6000_builtin_type_index): Add entries for VSX.
6668 (V2DI_type_node): Ditto.
6669 (V2DF_type_node): Ditto.
6670 (unsigned_V2DI_type_node): Ditto.
6671 (bool_long_type_node): Ditto.
6672 (intDI_type_internal_node): Ditto.
6673 (uintDI_type_internal_node): Ditto.
6674 (double_type_internal_node): Ditto.
6676 * config/rs6000/altivec.md (whole file): Move all expanders to
6677 vector.md from altivec.md. Rename insn matching functions to be
6679 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
6680 (altivec_vcmp*): Ditto.
6681 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
6682 (VM): New iterator for moves that includes the VSX types.
6683 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
6684 (altivec_vperm_<mode>_uns): New, for unsigned types.
6685 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
6686 (altivec_eq<mode>): Ditto.
6687 (altivec_gt<mode>): Ditto.
6688 (altivec_gtu<mode>): Ditto.
6689 (altivec_eqv4sf): Ditto.
6690 (altivec_gev4sf): Ditto.
6691 (altivec_gtv4sf): Ditto.
6692 (altivec_vcmpbfp_p): Ditto.
6694 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
6696 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
6699 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6702 * config/i386/i386.c (output_387_ffreep): Rewrite to use
6703 ASM_SHORT instead of .word.
6704 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
6705 instead of .word in asm template.
6707 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
6710 * ira-lives.c (bb_has_abnormal_call_pred): New function.
6711 (process_bb_node_lives): Use it.
6713 * ira.c (setup_cover_and_important_classes): Don't setup
6714 ira_important_class_nums. Add cover classes to the end of
6716 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
6718 (find_reg_class_closure): Use reorder_important_classes.
6720 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
6722 * config/i386/i386.c (i386_ira_cover_classes): New function.
6723 (TARGET_IRA_COVER_CLASSES): Redefine.
6725 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
6726 importance of order of cover classes in the array.
6728 2009-07-22 Diego Novillo <dnovillo@google.com>
6730 * tree-pass.h (TDF_EH): Define.
6731 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
6732 contains TDF_EH, print the EH region number holding GS.
6733 * tree-dump.c (dump_options): Add "eh".
6734 * doc/invoke.texi: Document it.
6736 2009-07-22 Doug Kwan <dougkwan@google.com>
6738 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
6740 2009-07-22 Michael Matz <matz@suse.de>
6742 PR tree-optimization/35229
6743 PR tree-optimization/39300
6745 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
6746 (inhibit_phi_insertion): New function.
6747 (insert_into_preds_of_block): Call it for REFERENCEs.
6748 (init_pre): Initialize and finalize scalar evolutions.
6749 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
6751 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
6753 * config/i386/predicates.md (zero_extended_scalar_load_operand):
6754 Use CONST_VECTOR_NUNITS to determine number of elements.
6756 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
6758 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
6759 (U, W): Constraints are now deprecated and will be removed if we
6761 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
6763 ("prefetch"): Add the stcmh instruction for prefetching.
6764 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
6766 (s390_short_displacement): Return always true if compiling for
6767 machines not providing the long displacement facility.
6768 (s390_mem_constraint): Support the new constraint letter Z.
6769 (s390_check_qrst_address): New function.
6771 2009-07-21 DJ Delorie <dj@redhat.com>
6773 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
6776 2009-07-21 Jason Merrill <jason@redhat.com>
6778 * c-common.c (max_tinst_depth): Increase default to 1024.
6780 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6782 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
6783 (vec_unpacku_float_lo_v4si): Ditto.
6785 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6788 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
6789 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
6790 (builtin_description): Add __builtin_ia32_cvtudq2ps.
6791 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
6793 2009-07-21 Jakub Jelinek <jakub@redhat.com>
6795 PR tree-optimization/40813
6796 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
6799 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
6801 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
6802 with a NOP_EXPR if needed.
6804 2009-07-21 Paul Brook <paul@codesourcery.com>
6806 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
6807 Terminate debug dump with newline.
6809 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6811 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
6812 Cast "1" to unsigned HOST_WIDE_INT.
6813 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
6814 deposit length to the maximum length - lsb. Extend length if
6815 HOST_BITS_PER_WIDE_INT is 32.
6817 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6819 * cgraph.h (constant_pool_htab): New function.
6820 (constant_descriptor_tree): Move from varasm.c.
6821 * varasm.c (constant_pool_htab): New function.
6822 (constant_descriptor_tree): Move to cgraph.h.
6824 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6826 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
6828 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
6830 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
6833 2009-07-20 Xinliang David Li <davidxl@google.com>
6835 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
6837 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
6839 * config/mips/mips.md (move_type): Add arith.
6840 (type): Handle arith.
6841 (zero_extendsidi2): Rename this into ...
6842 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
6843 (zero_extendsidi2): New expander.
6844 (*zero_extendsidi2_dext): New pattern.
6846 2009-07-20 Nick Clifton <nickc@redhat.com>
6848 * config.gcc (mips64-*-*): Add definition of tm_defines in order
6849 to set MIPS_ABI_DEFAULT.
6850 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
6852 2009-07-20 Jakub Jelinek <jakub@redhat.com>
6854 * tree-object-size.c (addr_object_size): Handle unions with
6855 array in it as last field of structs in __bos (, 1) as __bos (, 0).
6857 PR tree-optimization/40792
6858 * tree.c (build_function_type_skip_args): Remove bogus assert.
6860 2009-07-20 Jan Hubicka <jh@suse.cz>
6861 Martin Jambor <mjambor@suse.cz>
6863 * cgraph.h (combined_args_to_skip): New field.
6864 * cgraph.c (cgraph_create_virtual_clone): Properly handle
6865 combined_args_to_skip and args_to_skip.
6866 * tree-inline.c (update_clone_info): New function.
6867 (tree_function_versioning): Call update_clone_info.
6868 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
6870 (cgraph_materialize_all_clones): More extensive dumping, working
6871 with combined_args_to_skip rather than args_to_skip.
6873 2009-07-20 Ira Rosen <irar@il.ibm.com>
6875 * tree-vectorizer.h (vectorizable_condition): Add parameters.
6876 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
6877 (get_initial_def_for_reduction): Likewise.
6878 (vectorizable_reduction): Skip the check of first operand in case
6879 of COND_EXPR. Add check that it is outer loop vectorization if
6880 nested cycle was detected. Call vectorizable_condition() for
6881 COND_EXPR. If reduction epilogue cannot be created do not fail for
6882 nested cycles (if it is not double reduction). Assert that there
6883 is only one type in the loop in case of COND_EXPR. Call
6884 vectorizable_condition() to vectorize COND_EXPR.
6885 * tree-vect-stmts.c (vectorizable_condition): Update comment.
6886 Add parameters. Allow nested cycles if called from
6887 vectorizable_reduction(). Use reduction vector variable if provided.
6888 (vect_analyze_stmt): Call vectorizable_reduction() before
6889 vectorizable_condition().
6890 (vect_transform_stmt): Update call to vectorizable_condition().
6892 2009-07-20 Christian Bruel <christian.bruel@st.com>
6894 * config/sh/sh.opt (-mfmovd): Resurrect and document.
6895 * doc/invoke.texi (-mfmovd): Likewise.
6896 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
6898 2009-07-20 Jan Hubicka <jh@suse.cz>
6900 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
6901 when handling SSA name.
6903 2009-07-19 Jan Hubicka <jh@suse.cz>
6905 PR tree-optimization/40676
6906 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
6907 virtual PHIs in empty BBs.
6909 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6911 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
6912 re-expanded the compound use gen_lowpart instead to convert to the
6915 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6917 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
6918 OUTER_CONST arguments.
6919 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
6920 the new wider mode will be masked off.
6921 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
6923 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6925 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
6926 high-order bits are zero.
6928 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6930 * combine.c (simplify_shift_const_1): Split code to determine
6932 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
6933 new bits shifted in are identical to the old sign bit.
6935 2009-07-18 Richard Guenther <rguenther@suse.de>
6938 * gimplify.c (gimplify_call_expr): Reject code using results from
6939 functions returning void.
6941 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
6943 * doc/md.texi: Document the new PowerPC "es" constraint.
6944 Document that "m" can include automodified addresses on this target,
6945 and explain how %U must be used. Extend the "Q" and "Z" documentation
6946 to suggest "es" as well as "m".
6947 * config/rs6000/constraints.md (es): New memory constraint.
6948 (Q, Z): Update strings to match new documentation.
6950 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
6952 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
6953 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
6954 * config/rs6000/predicates.md (volatile_mem_operand): Use
6955 offsettable_nonstrict_memref_p.
6956 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
6957 (*floatunssidf2_internal): Likewise.
6958 (*fix_truncdfsi2_internal): Likewise.
6959 (*fix_trunctfsi2_internal): Likewise.
6961 2009-07-17 Anatoly Sokolov <aesok@post.ru>
6963 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
6965 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6967 2009-07-17 Richard Guenther <rguenther@suse.de>
6970 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
6971 (pass_warn_unused_result): Likewise.
6972 (TODO_set_props): Remove.
6973 * omp-low.c (diagnose_omp_structured_block_errors): Change to
6975 (pass_diagnose_omp_blocks): Define.
6976 * c-decl.c (pop_file_scope): Do not finalize the CU here.
6977 (c_gimple_diagnostics_recursively): Remove.
6978 (finish_function): Do not call it.
6979 (c_write_global_declarations): Continue after errors.
6980 Finalize the CU here.
6981 * c-gimplify.c (c_genericize): Do not gimplify here.
6982 * c-common.c (c_warn_unused_result): Move ...
6983 * tree-cfg.c (do_warn_unused_result): ... here.
6984 (run_warn_unused_result): New function.
6985 (gate_warn_unused_result): New function.
6986 (pass_warn_unused_result): New pass.
6987 * c-common.h (c_warn_unused_result): Remove.
6988 * flags.h (flag_warn_unused_result): Declare.
6989 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
6990 * opts.c (flag_warn_unused_result): Initialize to false.
6991 * toplev.c (compile_file): Add comment.
6992 * omp-low.c (create_omp_child_function): Do not register
6993 the function with the frontend.
6994 (diagnose_omp_structured_block_errors): Prepare to be
6995 called as optimization pass.
6996 (gate_diagnose_omp_blocks): New function.
6997 (pass_diagnose_omp_blocks): New pass.
6998 * cgraph.h (cgraph_optimize): Remove.
6999 (cgraph_analyze_function): Likewise.
7000 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7001 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7002 before their parents here.
7003 (cgraph_finalize_function): Not here.
7004 (cgraph_analyze_function): Gimplify functions here.
7005 (cgraph_finalize_compilation_unit): Continue after errors.
7006 Optimize the callgraph from here.
7007 (cgraph_optimize): Make static.
7008 * langhooks.c (write_global_declarations): Finalize the CU.
7009 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7010 (gimplify_function_tree): Assert we gimplify only once.
7011 Set PROP_gimple_any property.
7012 * tree-nested.c (gimplify_all_functions): New function.
7013 (lower_nested_functions): Gimplify all nested functions.
7014 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7015 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7016 and pass_diagnose_omp_blocks after gimplification. Do not
7017 set TODO_set_props on all_lowering_passes.
7018 (execute_one_pass): Do not handle TODO_set_props.
7019 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7020 (gimplify.o): Add tree-pass.h dependency.
7021 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7022 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7023 (unsave_r): Likewise.
7024 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7027 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7029 * doc/service.texi (Service): Restore previously removed link,
7030 which isn't broken after all.
7032 2009-07-17 Richard Guenther <rguenther@suse.de>
7034 PR tree-optimization/40321
7035 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7036 PHI nodes to the maximal set.
7037 (make_values_for_phi): Add PHI arguments to the maximal set.
7038 (execute_pre): Dump PHI_GEN and the maximal set.
7040 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7043 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7046 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7048 * doc/extend.texi (Nested Functions): Replace broken link with
7050 * doc/service.texi (Service): Remove broken link.
7052 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7055 * builtins.c (expand_builtin_memcmp): Use loc instead of
7056 EXPR_LOCATION (exp).
7057 (expand_builtin_strncmp): Likewise.
7059 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7060 Manuel López-Ibáñez <manu@gcc.gnu.org>
7063 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7064 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7065 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7066 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7067 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7068 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7069 tree-inline.c, c-common.c, c-common.h, gimple.c,
7070 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7071 convert.c: Add location argument to fold_{unary,binary,ternary},
7072 fold_build[123], build_call_expr, build_size_arg,
7073 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7074 fold_build1_initializer, fold_build2_initializer,
7075 fold_build3_initializer, fold_build_call_array,
7076 fold_build_call_array_initializer, fold_single_bit_test,
7077 omit_one_operand, omit_two_operands, invert_truthvalue,
7078 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7079 combine_comparisons, fold_builtin_*, fold_call_expr,
7080 build_range_check, maybe_fold_offset_to_address, round_up,
7083 2009-07-16 Jason Merrill <jason@redhat.com>
7086 * c-common.c (c_common_reswords): Add __is_standard_layout
7088 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7089 * doc/implement-cxx.texi: New.
7090 * doc/gcc.texi: Include it.
7092 2009-07-16 DJ Delorie <dj@redhat.com>
7094 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7095 compares that may be indirectly affected by previous instructions.
7097 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7099 * builtins.c (do_mpc_arg2): New.
7100 (fold_builtin_2): Fold builtin cpow.
7101 * real.h (HAVE_mpc_pow): New.
7103 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7105 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7106 comparison to skip unprofitable schedule
7108 2009-07-16 Simon Baldwin <simonb@google.com>
7110 * gcc.c (option_map): New flag -no-canonical-prefixes.
7111 * (display_help): Print help text for new flag.
7112 * (process_command): Move options translation and language specifics
7113 and handle new flag early. Use it to set a function pointer to a
7114 prefix builder. Replace make_relative_prefix calls with calls to
7115 the function pointed to. Ignore new flag in regular options handling.
7116 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7118 2009-07-15 DJ Delorie <dj@redhat.com>
7120 * config/mep/mep.md (sibcall_internal): Change register to avoid
7122 (sibcall_value_internal): Likewise.
7124 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7126 PR rtl-optimization/40710
7127 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7129 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7131 * config/mips/mips.md (*extenddi_truncate<mode>,
7132 *extendsi_truncate<mode>): Change type attribute to move_type
7133 with shift_shift. Split out code handling exts from here ...
7134 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7136 (*extendhi_truncateqi): Change type attribute to move_type with
7137 shift_shift. Split out code handling exts from here ...
7138 (*extendhi_truncateqi_exts): ... to this new pattern.
7140 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7142 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7143 instead of "and" with inverted sign bit mask value. Use
7144 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7145 Allocate registers only for operand 4 and operand 5.
7147 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7150 * fold-const.c (fold_cond_expr_with_comparison): When folding
7151 < and <= to MIN, make sure the MIN uses the same type as the
7152 comparison's operands.
7154 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7156 * arm.md (ior_xor): New code iterator.
7157 (split for ior/xor with shift and zero-extend): New split pattern.
7158 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7160 2009-07-15 Richard Guenther <rguenther@suse.de>
7162 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7165 2009-07-15 Richard Guenther <rguenther@suse.de>
7168 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7170 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7172 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7173 handle 2.6.30 kernel.
7175 2009-07-15 DJ Delorie <dj@redhat.com>
7177 * config/mep/mep.md (sibcall_internal): Change register to allow
7178 for 24-bit addresses.
7179 (sibcall_value_internal): Likewise.
7181 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7183 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7184 that are enabled/disabled by the flags introduced by a previous patch.
7186 2009-07-14 DJ Delorie <dj@redhat.com>
7188 * config/mep/mep.md (sibcall_internal): Include non-toggling
7190 (sibcall_value_internal): Likewise.
7192 2009-07-14 Taras Glek <tglek@mozilla.com>
7193 Rafael Espindola <espindola@google.com>
7195 * doc/sourcebuild.texi: Document install-plugin target.
7196 * configure.ac: Added install-plugin target to language makefiles.
7197 * configure: Regenerate.
7198 * Makefile.in: (install-plugin): Install more headers,
7199 depend on lang.install-plugin.
7201 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7203 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7206 2009-07-14 DJ Delorie <dj@redhat.com>
7208 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7209 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7210 * config/mep/mep.md (sibcall_internal): Change test from
7211 mep_vliw_mode_match to mep_vliw_jmp_match.
7212 (sibcall_value_internal): Likewise.
7214 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7216 * config/i386/sse.md (copysign<mode>3): New expander.
7217 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7218 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7219 Use ix86_build_const_vector.
7220 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7221 IX86_BUILTIN_CPYSGNPD.
7222 (builtin_description): Add __builtin_ia32_copysignps and
7223 __builtin_ia32_copysignpd.
7224 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7225 and BUILT_IN_COPYSIGNF.
7227 2009-07-13 Jason Merrill <jason@redhat.com>
7229 * builtins.c (can_trust_pointer_alignment): New fn.
7230 (get_pointer_alignment): Factor it out from here.
7231 * tree.h: Declare it.
7233 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7235 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7238 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7242 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7244 2009-07-14 Richard Guenther <rguenther@suse.de>
7245 Andrey Belevantsev <abel@ispras.ru>
7248 * cfgexpand.c (partition_stack_vars): Do not bother to update
7249 alias information when not optimizing.
7251 2009-07-14 Richard Guenther <rguenther@suse.de>
7252 Andrey Belevantsev <abel@ispras.ru>
7254 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7255 (pt_solution_set): Likewise.
7256 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7257 * tree-ssa-structalias.c (pt_solution_set): New function.
7258 * final.c (rest_of_clean_state): Free SSA data structures.
7259 * print-rtl.c (print_decl_name): Remove.
7260 (print_mem_expr): Implement in terms of print_generic_expr.
7261 * alias.c (ao_ref_from_mem): New function.
7262 (rtx_refs_may_alias_p): Likewise.
7263 (true_dependence): Query alias-export info.
7264 (canon_true_dependence): Likewise.
7265 (write_dependence_p): Likewise.
7266 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7268 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7269 (mem_expr_equal_p): Use operand_equal_p.
7270 (set_mem_attributes_minus_bitpos): Do not use
7271 component_ref_for_mem_expr.
7272 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7273 (update_alias_info_with_stack_vars): Likewise.
7274 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7275 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7276 explicitly nor clear stmt operands.
7277 Free the decl-to-pointer map.
7278 * tree-optimize.c (execute_free_datastructures): Do not free
7279 SSA data structures here.
7280 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7281 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7282 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7284 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7286 2009-07-13 DJ Delorie <dj@redhat.com>
7288 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7289 unrolling at the right iteration count.
7291 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7294 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7296 * haifa-sched.c (rank_for_schedule): Introduced flags to
7297 enable/disable individual scheduling heuristics.
7298 * common.opt: Introduced flags to enable/disable individual
7299 heuristics in the scheduler.
7300 * doc/invoke.texi: Introduced flags to enable/disable individual
7301 heuristics in the scheduler.
7303 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7305 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7306 config/i386/mingw-tls.c.
7307 * config/i386/mingw-tls.c: Removed.
7309 2009-07-13 Ira Rosen <irar@il.ibm.com>
7311 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7312 checks access only relevant statements.
7313 (vectorizable_reduction): Likewise.
7315 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7317 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7318 just for 32-bit case.
7320 2009-07-12 Jan Hubicka <jh@suse.cz>
7322 PR tree-optimization/40585
7323 * except.c (expand_resx_expr): When there already is resume
7324 instruction, produce linked list.
7325 (build_post_landing_pads): Assert that resume is empty.
7326 (connect_post_landing_pads): Handle resume lists.
7327 (dump_eh_tree): Dump resume list.
7329 2009-07-12 Ira Rosen <irar@il.ibm.com>
7331 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7332 with additional argument.
7333 * tree-vectorizer.h (enum vect_def_type): Add
7334 vect_double_reduction_def.
7335 (vect_is_simple_reduction): Add argument.
7336 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7338 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7339 vect_is_simple_reduction with additional argument.
7340 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7342 (reduction_code_for_scalar_code): Handle additional codes by
7343 returning ERROR_MARK for them. Fix comment and indentation.
7344 (vect_is_simple_reduction): Fix comment, add argument to specify
7345 double reduction. Detect double reduction.
7346 (get_initial_def_for_induction): Fix indentation.
7347 (get_initial_def_for_reduction): Fix comment and indentation.
7348 Handle double reduction. Create initial definitions that do not
7349 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7350 (vect_create_epilog_for_reduction): Fix comment, add argument to
7351 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7352 epilogue result extraction. Create double reduction phi node and
7353 replace relevant uses.
7354 (vectorizable_reduction): Call vect_is_simple_reduction with
7355 additional argument. Fix indentation. Update epilogue code treatment
7356 according to the changes in reduction_code_for_scalar_code. Check
7357 for double reduction. Call vect_create_epilog_for_reduction with
7358 additional argument.
7359 * tree-vect-stmts.c (process_use): Handle double reduction, update
7361 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7362 (vect_get_vec_def_for_operand): Likewise.
7364 2009-07-12 Danny Smith <dansmister@gmail.com>
7366 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7367 dllexport if !TREE_PUBLIC.
7368 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7370 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7372 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7373 (avr_extra_arch_macro) Remove declatation.
7374 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7375 (avr_extra_arch_macro) Declare as static.
7376 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7378 2009-07-11 Jan Hubicka <jh@suse.cz>
7381 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7383 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7386 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7387 cold_in_std_section bits.
7388 (dwarf2out_begin_prologue): Initialize them.
7389 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7390 if already covered by text_section or cold_text_section range.
7392 PR rtl-optimization/40667
7393 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7394 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7395 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7396 * config/i386/i386.c (ix86_minimum_alignment): New function.
7397 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7398 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7399 * emit-rtl.c (gen_reg_rtx): Likewise.
7400 * function.c (assign_parms): Likewise. If nominal_type needs
7401 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7402 rather than passed_type's alignment.
7405 * function.c (assign_parm_setup_stack): Adjust
7406 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7407 from nominal_mode on big endian.
7409 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7411 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
7413 2009-07-10 DJ Delorie <dj@redhat.com>
7415 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
7417 2009-07-10 Mark Mitchell <mark@codesourcery.com>
7419 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
7421 (thumb2_cbnz): Likewise.
7423 2009-07-10 David Daney <ddaney@caviumnetworks.com>
7426 * config.gcc (supported_defaults): Add synci.
7427 (with_synci): Add validation.
7428 (all_defaults): Add synci.
7429 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
7432 * config/mips/mips.opt (msynci): New option.
7433 * config/mips/mips.c (mips_override_options): Warn on use of
7434 -msynci for targets that do now support it.
7435 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7437 * gcc/doc/invoke.texi (-msynci): Document the new option.
7438 * doc/install.texi (--with-synci): Document the new option.
7440 2009-07-10 Richard Guenther <rguenther@suse.de>
7442 PR tree-optimization/40496
7443 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
7444 the PHI result with a compatible type.
7446 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
7450 * c.opt (Wunused-result): New.
7451 * doc/invoke.texi: Document it.
7452 * c-common.c (c_warn_unused_result): Use it.
7454 2009-07-09 DJ Delorie <dj@redhat.com>
7456 * targhooks.c (default_target_can_inline_p): Rename from
7457 default_target_option_can_inline_p.
7458 * targhooks.h (default_target_can_inline_p): Likewise.
7459 * target-def.h (TARGET_CAN_INLINE_P): Rename from
7460 TARGET_OPTION_CAN_INLINE_P.
7461 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
7462 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
7463 (mep_target_can_inline_p): Rename from
7464 mep_target_option_can_inline_p.
7467 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
7468 registers used to pass vectors.
7470 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
7472 2009-07-09 Tom Tromey <tromey@redhat.com>
7474 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
7475 * config/mmix/mmix.c: Include dwarf2.h.
7476 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
7477 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
7478 * config/sh/sh.c: Include dwarf2.h.
7479 * config/i386/i386.c: Include dwarf2.h.
7480 * Makefile.in (DWARF2_H): Remove 'elf'.
7481 * except.c: Include dwarf2.h.
7482 * unwind-dw2.c: Include dwarf2.h.
7483 * dwarf2out.c: Include dwarf2.h.
7484 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
7485 * unwind-dw2-fde.c: Include dwarf2.h.
7486 * dwarf2asm.c: Include dwarf2.h.
7488 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7490 * haifa-sched.c (insn_finishes_cycle_p): New static function.
7491 (max_issue): Use it.
7492 * sched-int.h (struct sched_info: insn_finishes_block_p): New
7494 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
7495 (region_sched_info): Update.
7496 * sched-ebb.c (ebb_sched_info): Update.
7497 * modulo-sched.c (sms_sched_info): Update.
7498 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
7500 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7502 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
7504 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
7506 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
7508 2009-07-09 Jakub Jelinek <jakub@redhat.com>
7511 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
7512 arg1 with arg01 if arg1 is already INTEGER_CST.
7514 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7516 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
7517 Transform (and (truncate)) into (truncate (and)).
7519 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7521 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
7522 creating LHS paradoxical subregs. Fix surrounding returns to
7523 use NULL_RTX rather than 0.
7525 2009-07-08 DJ Delorie <dj@redhat.com>
7527 * config/mep/mep.c: (mep_option_can_inline_p): New.
7528 (TARGET_OPTION_CAN_INLINE_P): Define.
7530 2009-07-08 Mark Wielaard <mjw@redhat.com>
7533 * dwarf2out.c (add_data_member_location_attribute): When we have
7534 only a constant offset don't emit a new location description using
7535 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
7538 2009-07-08 Richard Henderson <rth@redhat.com>
7541 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
7542 (enum reg_class): Add CLOBBERED_REGS.
7543 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
7544 * config/i386/i386.c (ix86_conditional_register_usage): Moved
7545 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
7546 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
7547 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
7548 force 64-bit sibcalls into R11.
7549 * config/i386/constraints.md (U): New constraint.
7550 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
7551 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
7552 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
7554 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
7556 * basic-block.h (dump_regset, debug_regset): Remove duplicate
7558 * c-objc-common.h (c_initialize_diagnostics): Ditto.
7559 * ebitmap.h (dump_ebitmap): Ditto.
7560 * optabs.h (optab_libfunc): Ditto.
7561 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
7562 * tree-flow.h (vect_can_force_dr_alignment_p,
7563 get_vectype_for_scalar_type): Ditto.
7564 (vectorize_loops): Move prototype to ...
7565 * tree-vectorizer.h: ... here. Also, adjust comment.
7566 (vect_set_verbosity_level): Remove duplicate prototype.
7567 * tree-ssa-loop.c: Include tree-vectorizer.h.
7568 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
7570 2009-07-08 Nick Clifton <nickc@redhat.com>
7572 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
7575 2009-07-08 DJ Delorie <dj@redhat.com>
7577 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
7578 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
7579 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
7581 * config/mep/intrinsics.md: Regenerated.
7582 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
7583 registers when asm() or calls are detected.
7585 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7588 * gimplify.c (gimplify_expr): Propagate no_warning flag when
7590 * gimple (gimple_build_call_from_tree): Likewise.
7591 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
7592 no_warning flag before warning.
7594 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7596 * tree.c (set_expr_locus): Remove.
7597 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
7598 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
7600 * gimplify.c (internal_get_tmp_var): Likewise.
7601 (gimplify_call_expr): Likewise.
7602 (gimplify_one_sizepos): Likewise.
7604 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
7607 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
7608 to variables for debugging purposes.
7610 2009-06-23 Mark Loeser <mark@halcy0n.com>
7613 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
7615 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7617 * pretty-print.c (pp_base_format): Remove %J.
7618 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7619 gcc_cxxdiag_char_table): Likewise.
7620 (init_dynamic_diag_info): Likewise.
7622 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7624 * pretty-print.c (pp_base_format): Remove %H.
7625 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7626 gcc_cxxdiag_char_table): Likewise.
7627 (init_dynamic_diag_info): Likewise.
7628 * config/mep/mep.c (mep_select_section): Likewise.
7630 2009-07-07 Duncan Sands <baldrick@free.fr>
7632 * final.c (pass_clean_state): Give the pass a name.
7633 * passes.c (pass_rest_of_compilation): Likewise.
7634 * tree-optimize.c (pass_all_optimizations): Likewise.
7636 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
7638 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
7639 an extra 'decl' for error_at.
7641 2009-07-07 Jakub Jelinek <jakub@redhat.com>
7644 * tree-tailcall.c (adjust_return_value_with_ops,
7645 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
7646 if it has complex or vector type.
7648 2009-07-07 Olivier Hainque <hainque@adacore.com>
7650 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
7653 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
7655 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
7657 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7659 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
7660 * c-decl.c: Likewise.
7661 * function.c: Likewise.
7662 * varasm.c: Likewise.
7663 * tree-ssa.c: Likewise.
7664 * c-common.c: Likewise.
7665 * tree-cfg.c: Likewise.
7666 * config/spu/spu.c: Likewise.
7667 * config/ia64/ia64.c: Likewise.
7668 * config/v850/v850.c: Likewise.
7670 2009-07-06 DJ Delorie <dj@redhat.com>
7672 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
7673 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
7674 unspecified accesses to control registers.
7675 * config/mep/intrinsics.md: Regenerate.
7676 * config/mep/intrinsics.h: Regenerate.
7677 * config/mep/mep-intrin.h: Regenerate.
7679 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7681 * c-lex.c: Replace %H by an explicit location. Update all calls.
7682 * c-common.c: Likewise.
7683 * c-decl.c: Likewise.
7684 * c-typeck.c: Likewise.
7685 * fold-const.c: Likewise.
7686 * gimplify.c: Likewise.
7688 * tree-cfg.c: Likewise.
7689 * tree-ssa-loop-niter.c: Likewise.
7690 * tree-vrp.c: Likewise.
7691 * value-prof.c: Likewise.
7693 2009-07-06 Diego Novillo <dnovillo@google.com>
7695 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
7696 if it has one. Handle cases where VAR does not have an
7697 annotation or cfun is NULL.
7699 2009-07-06 Diego Novillo <dnovillo@google.com>
7701 * tree.c: Include debug.h.
7702 (initialize_tree_contains_struct): New.
7703 (init_ttree): Call it.
7704 (tree_node_structure_for_code): Factor out of ...
7705 (tree_node_structure): ... here.
7706 * treestruct.def (TS_PHI_NODE): Remove.
7707 (TS_GIMPLE_STATEMENT): Remove.
7709 2009-07-06 Diego Novillo <dnovillo@google.com>
7711 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
7712 (debug_tree_chain): Handle cycles.
7714 2009-07-06 Nick Clifton <nickc@redhat.com>
7715 DJ Delorie <dj@redhat.com>
7717 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7718 __FMOVD_ENABLED__ is defined.
7720 (TARGET_FMOVD): Provide a default definition.
7721 (MASK_FMOVD): Likewise.
7722 (TARGET_CPU_CPP_BUILTINS): Define
7723 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7724 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7725 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
7726 (split for DF load from memory into register): Also handle
7727 MEMs which consist of REG+DISP addressing.
7728 (split for DF store from register to memory): Likewise.
7729 (movsf_ie): Always use single fp_mode.
7730 * config/sh/sh.c (sh_override_options): Do not automatically
7731 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7732 that to the -mfmovd command line switch.
7733 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
7734 (fldi_ok): Always allow.
7735 * config/sh/sh.opt (mfmovd): Remove this switch.
7736 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7738 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
7739 Kaz Kojima <kkojima@gcc.gnu.org>
7741 PR rtl-optimization/30807
7742 * postreload.c (reload_combine): For every new use of REG_SUM,
7743 record the use of BASE.
7745 2009-07-06 Jan Hubicka <jh@suse.cz>
7747 * params.def: Revert my accidental commit at 2009-06-30.
7749 2009-07-04 Ian Lance Taylor <iant@google.com>
7752 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
7754 (mingw_format_attribute_overrides): Likewise.
7756 2009-07-04 Jakub Jelinek <jakub@redhat.com>
7759 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
7760 don't check cfa.reg. Instead of cfa.indirect use
7761 fde && fde->drap_reg != INVALID_REGNUM test.
7763 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
7765 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
7767 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
7770 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
7772 2009-07-03 Richard Guenther <rguenther@suse.de>
7774 PR tree-optimization/40640
7775 * tree-switch-conversion.c (build_arrays): Perform arithmetic
7778 2009-07-03 Jan Hubicka <jh@suse.cz>
7780 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
7781 for size, reduce amount of inlining.
7783 2009-07-03 Richard Guenther <rguenther@suse.de>
7786 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
7787 if t +- x is known to not overflow and the conversion widens the
7789 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
7791 2009-07-03 Jan Hubicka <jh@suse.cz>
7793 * ipa-pure-const.c (analyze): Update loop optimizer init.
7794 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
7795 try_remove_empty_loop, remove_empty_loops): Remove.
7796 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
7797 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
7798 to mark regular loops as neccesary.
7799 (degenerate_phi_p): New function.
7800 (propagate_necessity, remove_dead_phis): Use it.
7801 (forward_edge_to_pdom): Likewise.
7802 (eliminate_unnecessary_stmts): Take care to remove uses of results of
7803 virtual PHI nodes that became unreachable.
7804 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
7805 * tree-flow.h (remove_empty_loops): Remove.
7806 * passes.c (init_optimization_passes): Remove.
7808 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
7810 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
7811 can_create_pseudo_p.
7812 (*fix_trunc<mode>_i387_1): Ditto.
7813 (*floathi<mode>2_1): Ditto.
7814 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
7815 (*fistdi2_1): Ditto.
7816 (*fist<mode>2_1): Ditto.
7817 (frndintxf2_floor): Ditto.
7818 (*fist<mode>2_floor_1): Ditto.
7819 (frndintxf2_ceil): Ditto.
7820 (*fist<mode>2_ceil_1): Ditto.
7821 (frndintxf2_trunc): Ditto.
7822 (frndintxf2_mask_pm): Ditto.
7823 (fxam<mode>2_i387_with_temp): Ditto.
7824 * config/i386/sse.md (mulv16qi3): Ditto.
7825 (*sse2_mulv4si3): Ditto.
7827 (sse4_2_pcmpestr): Ditto.
7828 (sse4_2_pcmpistr): Ditto.
7830 2009-07-03 Jan Hubicka <jh@suse.cz>
7832 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
7833 (mark_stmt_necessary): Set it.
7834 (mark_operand_necessary): Set it.
7835 (mark_control_dependent_edges_necessary): Set it.
7836 (mark_virtual_phi_result_for_renaming): New function.
7837 (get_live_post_dom): New function.
7838 (forward_edge_to_pdom): New function.
7839 (remove_dead_stmt): Fix handling of control dependences.
7840 (tree_dce_init): Init new bitmap.
7841 (tree_dce_done): Free it.
7843 2009-07-02 Richard Guenther <rguenther@suse.de>
7846 * tree-ssa-structalias.c (new_var_info): Initialize
7849 2009-07-02 Jan Hubicka <jh@suse.cz>
7851 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
7854 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
7856 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
7857 instead of recomputing it. Adjust calls.
7858 (emit_store_flag): Adjust recursive calls.
7860 2009-07-02 Richard Guenther <rguenther@suse.de>
7862 * tree-ssa-live.c (remove_unused_locals): Do not remove
7864 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
7865 of DECL_EXTERNAL for HEAP variables.
7866 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
7867 HEAP variables. Do not adjust RESTRICT vars.
7868 (find_what_var_points_to): Nobody cares if something
7871 2009-07-02 Ben Elliston <bje@au.ibm.com>
7873 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
7874 pc_low and pc_high declarations to the top of the function.
7876 2009-07-01 DJ Delorie <dj@redhat.com>
7878 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
7880 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
7881 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
7882 unspecified accesses to control registers.
7883 * config/mep/intrinsics.md: Regenerate.
7884 * config/mep/intrinsics.h: Regenerate.
7885 * config/mep/mep-intrin.h: Regenerate.
7887 2009-07-01 Anthony Green <green@moxielogic.com>
7889 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7890 instruction when possible.
7891 (moxie_expand_prologue): Ditto. Also, save an instruction and
7892 some complexity by popping off of $r12 instead of $sp.
7893 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
7896 2009-07-01 Richard Henderson <rth@redhat.com>
7899 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
7900 contained no insns, reposition note before last insn.
7902 2009-07-01 Richard Henderson <rth@redhat.com>
7905 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
7906 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
7908 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7911 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
7912 darwin9 for printing reg addresses with %y.
7914 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7916 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
7917 truncation from operands in binary operations.
7919 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7922 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
7923 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
7924 subreg of op0 to the original op0.
7926 * expmed.c (store_bit_field_1): Use a temporary as the destination
7927 instead of a paradoxical subreg when we need to truncate the result.
7929 2009-07-01 DJ Delorie <dj@redhat.com>
7931 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
7932 names to VLIW variants.
7933 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
7934 * config/mep/intrinsics.md: Regenerate.
7935 * config/mep/intrinsics.h: Regenerate.
7936 * config/mep/mep-intrin.h: Regenerate.
7938 2009-07-01 Jakub Jelinek <jakub@redhat.com>
7941 * jump.c (returnjump_p): Revert last patch.
7942 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
7944 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7947 * pa.md (casesi32p): Use jump table label to determine the offset
7949 (casesi64p): Likewise.
7951 * pa.c (forward_branch_p): Return bool type. Use instruction
7952 addresses when available. Assert that INSN has a jump label.
7953 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
7956 2009-07-01 Richard Guenther <rguenther@suse.de>
7958 PR tree-optimization/19831
7959 * tree-ssa-dce.c (propagate_necessity): Calls to functions
7960 that only act as barriers do not make any previous stores necessary.
7961 * tree-ssa-structalias.c (handle_lhs_call): Delay making
7962 HEAP variables global, do not add a constraint from nonlocal.
7963 (find_func_aliases): Handle escapes through return statements.
7964 (compute_points_to_sets): Make escaped HEAP variables global.
7966 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
7969 * expmed.c (emit_store_flag): Perform a conversion if necessary,
7970 after reducing a DImode cstore to SImode.
7972 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
7974 * expr.c (expand_expr_real_1): Reinstate fallthrough to
7975 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
7977 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
7979 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
7980 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
7982 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
7983 and umod_optab if TARGET_BSD_DIVMOD.
7984 * config/vax/lib1funcs.asm: New file.
7985 * config/vax/t-linux: New file.
7986 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
7988 2009-06-30 Jakub Jelinek <jakub@redhat.com>
7991 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
7992 to type arguments that have void type.
7995 * dwarf2out.c (gen_formal_parameter_die): Call
7996 equate_decl_number_to_die if node is different from origin.
7998 2009-06-30 Anthony Green <green@moxielogic.com>
8000 Clean up moxie port for --enable-build-with-cxx.
8001 * config/moxie/moxie.c (moxie_function_value): First two
8002 parameters are const_tree, not tree.
8003 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8004 (REG_CLASS_NAMES): Ditto.
8005 (REGNO_REG_CLASS): Ditto.
8006 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8007 (moxie_function_value): Fix constyness of arguments.
8009 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8011 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8012 finalize_size_functions before further processing.
8013 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8014 (variable_size): Call self_referential_size on size expressions
8015 that contain a PLACEHOLDER_EXPR.
8016 (size_functions): New static variable.
8017 (copy_self_referential_tree_r): New static function.
8018 (self_referential_size): Likewise.
8019 (finalize_size_functions): New global function.
8020 * tree.c: Include tree-inline.h.
8021 (push_without_duplicates): New static function.
8022 (find_placeholder_in_expr): New global function.
8023 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8025 <tcc_expression>: Likewise.
8026 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8027 the call in the expression.
8028 * tree.h (finalize_size_functions): Declare.
8029 (find_placeholder_in_expr): Likewise.
8030 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8031 (substitute_placeholder_in_expr): Update comment.
8032 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8034 (copy_tree_body_r): Likewise.
8035 (copy_tree_body): New static function.
8036 (maybe_inline_call_in_expr): New global function.
8037 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8038 (maybe_inline_call_in_expr): Declare.
8039 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8040 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8043 2009-06-30 Richard Guenther <rguenther@suse.de>
8045 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8047 (propagate_necessity): Do not mark reaching defs of stores
8050 2009-06-30 Jan Hubicka <jh@suse.cz>
8052 * cfgloopanal.c (check_irred): Move into ...
8053 (mark_irreducible_loops): ... here; return true if ireducible
8055 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8056 (analyze_function): Try to prove loop finiteness.
8057 * cfgloop.h (mark_irreducible_loops): Update prototype.
8058 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8060 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8062 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8064 2009-06-30 Ira Rosen <irar@il.ibm.com>
8066 PR tree-optimization/40542
8067 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8070 2009-06-30 Martin Jambor <mjambor@suse.cz>
8072 PR tree-optimization/40582
8073 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8074 than useless_type_conversion_p.
8075 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8078 2009-06-30 Martin Jambor <mjambor@suse.cz>
8081 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8083 2009-06-30 Richard Guenther <rguenther@suse.de>
8085 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8086 use ao_ref references.
8087 (walk_aliased_vdefs): Likewise.
8088 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8089 * tree-ssa-dce.c (struct ref_data): Remove.
8090 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8091 (mark_aliased_reaching_defs_necessary): Adjust.
8092 (mark_all_reaching_defs_necessary_1): Likewise.
8094 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8097 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8098 (emit_store_flag_1): Extract from emit_store_flag, adjust
8099 calls to (what now is) emit_cstore.
8100 (emit_store_flag): Call emit_store_flag_1 and also use it
8101 for what used to be recursive calls.
8103 2009-06-30 Wei Guozhi <carrot@google.com>
8106 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8107 if the target bb post dominates from bb.
8108 * config/i386/i386.c (memory_address_length): Check existence of base
8109 register before using it.
8111 2009-06-30 Nick Clifton <nickc@redhat.com>
8112 DJ Delorie <dj@redhat.com>
8114 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8115 __FMOVD_ENABLED__ is defined.
8117 (TARGET_FMOVD): Provide a default definition.
8118 (MASK_FMOVD): Likewise.
8119 (TARGET_CPU_CPP_BUILTINS): Define
8120 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8121 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8122 two fmov instructions depending upon whether TARGET_FMOVD is
8124 (split for DF load from memory into register): Also handle
8125 MEMs which consist of REG+DISP addressing.
8126 (split for DF store from register to memory): Likewise.
8127 * config/sh/sh.opt (mfmovd): Remove this switch.
8128 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8129 * config/sh/sh.c (sh_override_options): Do not automatically
8130 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8131 that to the -mfmovd command line switch.
8133 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8135 (fldi_ok): Always allow.
8136 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8138 2009-06-29 DJ Delorie <dj@redhat.com>
8140 * doc/install.texi (mep-x-elf): Correct chip's full name.
8142 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8144 * doc/extend.texi: Fix typo.
8146 2009-06-29 Tom Tromey <tromey@redhat.com>
8149 * Makefile.in (DWARF2_H): New variable.
8151 (dwarf2out.o): Likewise.
8152 (dwarf2asm.o): Likewise.
8153 * config/i386/t-i386: Use DWARF2_H.
8154 * except.c: Include elf/dwarf2.h.
8155 * unwind-dw2.c: Include elf/dwarf2.h.
8156 * dwarf2out.c: Include elf/dwarf2.h.
8157 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8158 <dtprel>: New field.
8159 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8160 (size_of_loc_descr): Likewise.
8161 (output_loc_operands_raw): Likewise.
8162 (output_loc_operands): Handle new dtprel field.
8163 (loc_checksum): Update.
8164 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8165 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8166 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8167 * dwarf2asm.c: Include elf/dwarf2.h.
8168 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8169 * config/mmix/mmix.c: Include elf/dwarf2.h.
8170 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8171 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8172 * config/sh/sh.c: Include elf/dwarf2.h.
8173 * config/i386/i386.c: Include elf/dwarf2.h.
8175 2009-06-29 DJ Delorie <dj@redhat.com>
8177 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8179 * doc/extend.texi: Add MeP attributes and pragmas.
8180 * doc/invoke.text: Add MeP Options.
8181 * doc/contrib.texi: Add MeP contribution.
8182 * doc/md.texi: Add MeP constraints.
8183 * doc/install.texi: Add MeP target.
8185 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8187 * target.h (struct gcc_target): Add frame_pointer_required field.
8188 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8189 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8190 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8192 * reload1.c (update_eliminables): (Ditto.).
8193 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8194 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8195 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8197 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8199 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8200 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8201 (arm_frame_pointer_required): New function.
8203 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8204 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8205 (avr_frame_pointer_required_p): Declare as static.
8206 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8208 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8209 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8210 (bfin_frame_pointer_required): Make as static, change return type
8212 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8214 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8215 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8216 (cris_frame_pointer_required): New function.
8218 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8220 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8221 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8222 (fr30_frame_pointer_required): New function.
8224 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8225 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8226 (frv_frame_pointer_required): Make as static, change return type
8228 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8230 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8231 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8232 (ix86_frame_pointer_required): Make as static, change return type to
8234 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8236 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8237 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8239 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8241 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8243 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8245 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8246 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8247 (mips_frame_pointer_required): Make as static.
8248 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8250 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8251 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8252 (mmix_frame_pointer_required): Mew function.
8254 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8255 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8257 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8259 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8261 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8263 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8264 (CAN_ELIMINATE): Redefine.
8265 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8266 (sparc_frame_pointer_required): New function.
8267 (sparc_can_eliminate): New function.
8268 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8270 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8271 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8273 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8274 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8275 (xtensa_frame_pointer_required): Make as static, change return type
8277 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8280 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8282 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8283 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8284 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8285 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8286 (register_callback): Handle PLUGIN_START_UNIT.
8287 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8289 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8291 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8293 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8294 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8296 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8298 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8301 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8303 * doc/extend.texi (Additional Floating Types): __float128 is also
8304 supported on i386 targets.
8306 2009-06-29 Richard Guenther <rguenther@suse.de>
8309 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8311 (pt_solutions_same_restrict_base): Declare.
8312 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8314 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8315 (make_constraint_from, make_copy_constraint): Move earlier.
8316 (make_constraint_from_heapvar): New function.
8317 (make_constraint_from_restrict): Likewise.
8318 (handle_lhs_call): Use it.
8319 (find_func_aliases): Use it to track conversions to restrict
8321 (struct fieldoff): Add only_restrict_pointers flag.
8322 (push_fields_onto_fieldstack): Initialize it.
8323 (create_variable_info_for): Track global restrict qualified pointers.
8324 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8325 Track restrict qualified pointer arguments.
8326 (set_uids_in_ptset): Use varinfo is_global_var flag.
8327 (find_what_var_points_to): Set the vars_contains_restrict flag.
8328 Always create the points-to solution for sets including restrict tags.
8329 (pt_solutions_same_restrict_base): New function.
8330 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8331 qualified pointers use pt_solutions_same_restrict_base as
8332 additional source for disambiguation.
8334 2009-06-29 Richard Guenther <rguenther@suse.de>
8337 * alias.c (find_base_decl): Remove.
8338 (get_deref_alias_set_1): Remove restrict handling.
8339 * c-common.c (c_apply_type_quals_to_decl): Do not set
8340 DECL_POINTER_ALIAS_SET.
8341 * gimplify.c (find_single_pointer_decl_1): Remove.
8342 (find_single_pointer_decl): Likewise.
8343 (internal_get_tmp_var): Remove restrict handling.
8344 (gimple_regimplify_operands): Likewise.
8345 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8346 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8347 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8348 * tree.c (restrict_base_for_decl): Remove.
8349 (init_ttree): Do not allocate it.
8350 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8351 LABEL_DECL_UID for label decls.
8352 (copy_node_stat): Do not copy restrict information.
8353 (decl_restrict_base_lookup): Remove.
8354 (decl_restrict_base_insert): Likewise.
8355 (print_restrict_base_statistics): Likewise.
8356 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8357 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8358 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8359 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8360 (LABEL_DECL_UID): Adjust.
8361 (DECL_BASED_ON_RESTRICT_P): Remove.
8362 (DECL_GET_RESTRICT_BASE): Likewise.
8363 (SET_DECL_RESTRICT_BASE): Likewise.
8364 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8366 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8367 instead of DECL_POINTER_ALIAS_SET.
8368 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8369 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8370 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8372 2009-06-29 Richard Guenther <rguenther@suse.de>
8374 PR tree-optimization/40579
8375 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8376 the IL to simplify has constants that overflowed.
8378 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8380 PR tree-optimization/40550
8381 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8382 vector_compute_type only when the size of vector_compute_type is
8383 less than the size of type.
8385 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8387 * fold-const.c (contains_label_1): Fix comments.
8388 (contains_label_p): Do not walk trees multiple time.
8390 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8392 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8393 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8394 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8395 ix86_fp_comparison_operator.
8396 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8397 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8398 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8399 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8400 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8401 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8402 (related splits): Change predicate to ix86_fp_comparison_operator.
8403 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8404 instead of ix86_fp_comparison_codes.
8405 (ix86_trivial_fp_comparison_operator,
8406 ix86_fp_comparison_operator): New.
8407 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8408 (ix86_expand_compare): Eliminate last two parameters.
8409 (ix86_fp_jump_nontrivial_p): Kill.
8410 * config/i386/i386.c (put_condition_code): Eliminate call to
8411 ix86_fp_comparison_codes and subsequent assertion.
8412 (ix86_fp_comparison_codes): Eliminate.
8413 (ix86_fp_swap_condition): New.
8414 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
8415 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
8416 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
8417 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
8418 and ix86_fp_swap_condition.
8419 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
8420 Use ix86_fp_comparison_strategy.
8421 (ix86_expand_compare): Likewise. Eliminate last two arguments.
8422 (ix86_fp_jump_nontrivial_p): Eliminate.
8423 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
8424 call to ix86_expand_compare.
8425 (ix86_split_fp_branch, ix86_expand_setcc,
8426 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
8427 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
8429 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8431 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
8432 related to jump_clobbers.
8433 * config/arm/arm.md (conds): Remove jump_clob case.
8434 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
8435 splits): Change comparison_operator to arm_comparison_operator.
8436 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
8439 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8441 * dojump.c (do_compare_rtx_and_jump): Try swapping the
8442 condition for floating point modes.
8443 * expmed.c (emit_store_flag_1): Move here a bigger part
8445 (emit_store_flag): Try swapping the condition for floating point
8447 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
8449 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8451 * expr.c (expand_expr_real_1): Just use do_store_flag.
8452 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
8453 emit_store_flag_force.
8454 * expmed.c (emit_store_flag_force): Copy here trick
8455 previously in expand_expr_real_1. Try reversing the comparison.
8456 (emit_store_flag_1): Work if target is NULL.
8457 (emit_store_flag): Work if target is NULL, using the result mode
8458 from the comparison. Use split_comparison, restructure final part
8459 to simplify conditionals.
8461 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8463 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
8464 * dojump.c (do_jump): Change handling of floating-point
8465 ops to use just do_compare_and_jump.
8466 (split_comparison): New.
8467 (do_compare_rtx_and_jump): Add here logic coming previously
8468 in do_jump, using split_comparison.
8470 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
8473 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
8475 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8477 * tree-ssa-alias.c: Fix unintentional commit.
8479 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8481 * passes.c (execute_one_pass): Fix unintentional commit.
8483 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8485 * df-problems.c (df_set_seen, df_unset_seen): Delete.
8486 (df_rd_local_compute, df_md_local_compute): Inline them.
8488 (df_md_scratch): New.
8489 (df_md_alloc, df_md_free): Allocate/free it.
8490 (df_md_local_compute): Only include live registers in init.
8491 (df_md_transfer_function): Prune the in-set computed by
8492 the confluence function, and the gen-set too.
8494 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8496 PR rtl-optimization/26854
8497 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
8498 * df-problems.c (df_rd_add_problem): Fix comment.
8499 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
8500 df_md_simulate_artificial_defs_at_top,
8501 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
8502 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
8503 df_md_transfer_function, df_md_init, df_md_confluence_0,
8504 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
8505 problem_MD, df_md_add_problem): New.
8506 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
8507 df_md_get_bb_info): New.
8508 (DF_LAST_PROBLEM_PLUS1): Adjust.
8510 * Makefile.in (fwprop.o): Include domwalk.h.
8511 * fwprop.c: Include domwalk.h.
8512 (reg_defs, reg_defs_stack): New.
8513 (bitmap_only_bit_between): Remove.
8514 (process_defs): New.
8515 (process_uses): Use reg_defs and local_md instead of
8516 bitmap_only_bit_between and local_rd.
8517 (single_def_use_enter_block): New, from build_single_def_use_links.
8518 (single_def_use_leave_block): New.
8519 (build_single_def_use_links): Remove code moved to
8520 single_def_use_enter_block, invoke domwalk.
8521 (use_killed_between): Adjust comment.
8523 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8525 * bitmap.h (bitmap_ior_and_into): New.
8526 * bitmap.c (bitmap_ior_and_into): New.
8528 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8530 * domwalk.h (struct dom_walk_data): Remove all callbacks except
8531 before_dom_children_before_stmts and after_dom_children_after_stmts.
8532 Rename the two remaining callbacks to just before_dom_children and
8533 after_dom_children. Remove other GIMPLE statement walking bits.
8534 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
8535 * graphite.c: Do not include domwalk.h.
8536 * tree-into-ssa.c (interesting_blocks): New global.
8537 (struct mark_def_sites_global_data): Remove it and names_to_rename.
8538 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
8539 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
8540 now that they're not domwalk callbacks.
8541 (rewrite_initialize_block): Rename to...
8542 (rewrite_enter_block): ... this, place after called functions. Test
8543 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
8544 (rewrite_finalize_block): Rename to...
8545 (rewrite_leave_block): ... this, place after called functions.
8546 (rewrite_update_init_block): Rename to...
8547 (rewrite_update_enter_block): ... this, place after called functions.
8548 Test interesting_blocks, call rewrite_update_stmt and
8549 rewrite_update_phi_arguments.
8550 (rewrite_update_fini_block): Rename to...
8551 (rewrite_leave_block): ... this, place after called functions.
8552 (rewrite_blocks): Remove last argument, simplify initialization of
8554 (mark_def_sites_initialize_block): Rename to...
8555 (mark_def_sites_block): ... this, call mark_def_sites.
8556 (mark_def_sites_blocks): Remove argument, simplify initialization of
8558 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
8559 (update_ssa): Likewise.
8560 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
8562 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
8563 (dom_opt_initialize_block): Rename to...
8564 (dom_opt_enter_block): ... this, place after called functions. Walk
8565 statements here, inline propagate_to_outgoing_edges.
8566 (dom_opt_finalize_block): Rename to...
8567 (dom_opt_leave_block): ... this, place after called functions.
8568 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
8570 (dse_enter_block, dse_record_phi): New.
8571 (dse_record_phis): Delete.
8572 (dse_finalize_block): Rename to...
8573 (dse_leave_block): ... this.
8574 (tree_ssa_dse): Simplify initialization of walk_data.
8575 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
8576 Adjust initialization of walk_data.
8577 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
8578 * tree-ssa-loop-phiopt.c (get_non_trapping):
8579 Adjust initialization of walk_data.
8580 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
8581 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
8582 it's not a domwalk callback.
8583 (uncprop_initialize_block): Rename to...
8584 (dse_enter_block): ... this, call uncprop_into_successor_phis.
8585 (dse_finalize_block): Rename to...
8586 (dse_leave_block): ... this.
8587 (tree_ssa_uncprop): Simplify initialization of walk_data.
8588 * Makefile.in: Adjust dependencies.
8590 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
8592 * arm.md (casesi): Fix test for Thumb1.
8593 (thumb1_casesi_internal_pic): Likewise.
8594 (thumb1_casesi_dispatch): Likewise.
8596 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
8598 * config/arm/arm-cores.def: Added core cortex-m0.
8599 * config/arm/arm-tune.md: Regenerated.
8600 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
8602 2009-06-26 DJ Delorie <dj@redhat.com>
8604 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
8606 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
8607 the scheduler doesn't tag jump insns.
8609 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
8611 * c-decl.c (merge_decls): Re-indent.
8613 2009-06-26 Janis Johnson <janis187@us.ibm.com>
8616 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
8617 Special-case decimal float constants.
8619 2009-06-26 Richard Henderson <rth@redhat.com>
8621 * function.h (struct function): Add cannot_be_copied_reason,
8622 and cannot_be_copied_set.
8623 * tree-inline.c (has_label_address_in_static_1): Rename from
8624 inline_forbidden_p_2; don't set inline_forbidden_reason here.
8625 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
8626 don't set inline_forbidden_reason.
8627 (copy_forbidden): New function, split out of inline_forbidden_p.
8628 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
8629 (inline_forbidden_p): Use copy_forbidden.
8630 (tree_versionable_function_p): Likewise.
8631 (inlinable_function_p): Merge into tree_inlinable_function_p.
8632 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
8633 * ipa-cp.c (ipcp_versionable_function_p): New function.
8634 (ipcp_cloning_candidate_p): Use it.
8635 (ipcp_node_modifiable_p): Likewise.
8637 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
8639 * builtins.c (expand_builtin_alloca): Handle builtin alloca
8640 that is marked not to be inlined. Remove flag_mudflap use.
8641 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
8642 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
8644 2009-06-26 Steve Ellcey <sje@cup.hp.com>
8647 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
8648 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
8650 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
8652 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
8654 (__mingwthr_remove_key_dtor): Likewise.
8656 2009-06-26 Richard Guenther <rguenther@suse.de>
8658 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
8660 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
8663 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
8664 try the non-cond_exec path also.
8666 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8669 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
8670 (output_cbranch): Use new functions.
8671 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
8674 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8675 Pat Haugen <pthaugen@us.ibm.com>
8676 Revital Eres <ERES@il.ibm.com>
8678 * config/rs6000/rs6000.c (print_operand): Correct lossage message
8679 for %c error. Add %x support to print VSX registers as a unified
8680 register set, instead of separate float and altivec registers.
8681 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
8682 %y case, and add support for VSX pre-modify addresses.
8683 (output_toc): Add assert for CONST containing an integer constant
8685 (rs6000_adjust_cost): Add POWER7 support.
8686 (insn_must_be_first_in_group): Ditto.
8687 (insn_must_be_last_in_group): Ditto.
8688 (rs6000_emit_popcount): Ditto.
8689 (rs6000_vector_mode_supported_p): Ditto.
8691 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
8692 Change some of the functions called by macros to being called
8693 through a pointer, so debug functions can be inserted if
8694 -mdebug=addr or -mdebug=cost.
8695 (rs6000_preferred_reload_class_ptr): Ditto.
8696 (rs6000_secondary_reload_class_ptr): Ditto.
8697 (rs6000_secondary_memory_needed_ptr): Ditto.
8698 (rs6000_cannot_change_mode_class_ptr): Ditto.
8699 (rs6000_secondary_reload_inner): Ditto.
8700 (rs6000_legitimize_reload_address): Ditto.
8701 (rs6000_legitimize_reload_address_ptr): Ditto.
8702 (rs6000_mode_dependent_address): Ditto.
8703 (rs6000_mode_dependent_address_ptr): Ditto.
8705 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
8706 function to return true if the mode allows reg + integer
8708 (virtual_stack_registers_memory_p): New function to return true if
8709 the address refers to a virtual stack register.
8710 (rs6000_legitimate_offset_address_p): Move code to say whether a
8711 mode supports reg+int addressing to reg_offset_addressing_ok_p and
8713 (rs6000_legitimate_address_p): Add checks for modes that only can
8714 do reg+reg addressing. Start adding VSX support.
8715 (rs6000_legitimize_reload_address): Ditto.
8716 (rs6000_legitimize_address): Ditto.
8717 (rs6000_debug_legitimate_address_p): New debug functions for
8718 -mdebug=addr and -mdebug=cost.
8719 (rs6000_debug_rtx_costs): Ditto.
8720 (rs6000_debug_address_costs): Ditto.
8721 (rs6000_debug_adjust_cost): Ditto.
8722 (rs6000_debug_legitimize_address): Ditto.
8723 (rs6000_legitimize_reload_address_ptr): Point to call normal
8724 function or debug function. Make functions called via pointer
8726 (rs6000_mode_dependent_address_ptr): Ditto.
8727 (rs6000_secondary_reload_class_ptr): Ditto.
8728 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
8729 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
8730 into a friendlier error.
8731 (rs6000_init_builtins): Add initial VSX support.
8732 (rs6000_adjust_cost): Fix some spacing issues.
8734 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
8735 (REG_CLASS_NAMES): Ditto.
8736 (REG_CLASS_CONTENTS): Ditto.
8737 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
8738 pointer, to add -mdebug=addr support.
8739 (CANNOT_CHANGE_MODE_CLASS): Ditto.
8740 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
8741 -mdebug=addr support.
8742 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
8743 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
8744 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
8746 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
8748 (bswapsi*): Set attribute types for load/store. Add combiner
8749 patterns to eliminate zero extend on 64-bit.
8750 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
8751 stdbrx if the hardware supports those instructions.
8753 2009-06-25 Ian Lance Taylor <iant@google.com>
8755 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
8756 (Link Options): Document -static-libstdc++.
8758 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8761 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
8762 DATA_ALIGNMENT instead.
8764 2009-06-25 Richard Guenther <rguenther@suse.de>
8766 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
8767 indirect references against the callused/escaped solutions.
8768 (call_may_clobber_ref_p_1): Likewise.
8770 2009-06-25 Martin Jambor <mjambor@suse.cz>
8772 PR tree-optimization/40493
8773 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
8774 (enum unscalarized_data_handling): New type.
8775 (handle_unscalarized_data_in_subtree): Return what has been done.
8776 (load_assign_lhs_subreplacements): Handle left flushes differently.
8777 (sra_modify_assign): Use unscalarized_data_handling, simplified
8778 condition determining whether to remove the statement.
8780 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
8782 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
8783 excerpt - @ should be doubled for texinfo.
8785 2009-06-24 Ian Lance Taylor <iant@google.com>
8787 * config/arc/arc.c: Include "df.h".
8788 (arc_attribute_table): Make static. Move higher in file.
8789 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
8790 (output_shift): Initialize n later to avoid warning.
8791 * config/arm/arm.c (arm_attribute_table): Make static. Move
8793 * config/avr/avr.c (avr_attribute_table): Make static. Move
8795 (reg_class_tab): Change array type from int to enum reg_class.
8796 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
8798 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
8799 (lshrhi3_out): Likewise.
8800 (class_likely_spilled_p): Change return type to bool.
8801 (avr_rtx_costs): Use local code variable with enum type.
8802 * config/avr/avr.md (movmemhi): Use add_reg_note.
8803 (andhi3, andsi3): Don't use AS2 with "and".
8804 (iorhi3, iorsi3): Don't use AS2 with "or".
8805 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
8806 * config/crx/crx.c: Include "df.h".
8807 (crx_attribute_table): Make static.
8808 * config/m32r/m32r.c: Include "df.h".
8809 (m32r_attribute_table): Make static. Move higher in file.
8810 (pop): Use add_reg_note.
8811 (block_move_call): Change 0 to LCT_NORMAL in function call.
8812 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
8813 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
8814 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
8815 declare, not just when TREE_CODE is defined.
8816 * config/m68hc11/m68hc11.c: Include "expr.h".
8817 (m68hc11_attribute_table): Make static. Move higher in file.
8818 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
8820 (m68hc11_register_indirect_p): Likewise.
8821 (m68hc11_function_arg_padding): Change return type to enum
8823 (emit_move_after_reload): Use add_reg_note.
8824 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
8825 (m68hc11_split_logical): Likewise.
8826 (m68hc11_rtx_costs): Add local code_and outer_code variables with
8828 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
8829 to VOIDmode in function call.
8830 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
8832 (m68hc11_split_logical): Update declaration.
8833 (m68hc11_function_arg_padding): Update declaration.
8834 * config/mcore/mcore.c (regno_reg_class): Change form array of int
8835 to array of enum reg_class.
8836 (mcore_attribute_table): Make static. Move higher in file.
8837 (mcore_rtx_costs): Add cast to enum type.
8838 * config/mcore/mcore.h (regno_reg_class): Update declaration.
8839 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
8840 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
8842 * config/sh/predicates.md (trapping_target_operand): Rename and to
8844 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
8846 * config/spu/spu.c (spu_attribute_table): Make static. Move
8848 * config/v850/v850.c (v850_attribute_table): Make static. Move
8850 (v850_rtx_costs): Use local code with enum type.
8851 (expand_epilogue): Add cast.
8852 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
8854 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
8857 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
8858 -m2a-single-only and -m2a-nofpu.
8859 * config/sh/sh.opt: Document m2a generates FPU code.
8861 2009-06-24 Anatoly Sokolov <aesok@post.ru>
8863 * defaults.h (CAN_ELIMINATE): Provide default.
8864 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8865 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
8866 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
8867 * config/spu/spu.h (CAN_ELIMINATE): Delete.
8868 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
8869 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
8870 * config/cris/cris.h (CAN_ELIMINATE): Delete.
8871 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
8872 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
8873 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
8875 2009-06-24 DJ Delorie <dj@redhat.com>
8877 * mep-ext-cop.cpu: Fix copyright notice.
8878 * mep-default: Fix copyright notice.
8879 * mep-core: Fix copyright notice.
8880 * mep: Fix copyright notice.
8881 * mep-ivc2: Fix copyright notice.
8882 * mep-c5: Fix copyright notice.
8884 2009-06-24 Denis Chertykov <chertykov@gmail.com>
8886 * doc/contrib.texi (Contributors):
8888 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
8891 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
8892 src and dst operands if necessary.
8894 2009-06-23 DJ Delorie <dj@redhat.com>
8897 * config.gcc: Add mep support.
8898 * recog.c: Resurrect validate_replace_rtx_subexp().
8899 * recog.h: Likewise.
8900 * config/mep/: Add new port:
8901 * config/mep/constraints.md: New file.
8902 * config/mep/default.h: New file.
8903 * config/mep/intrinsics.h: New file.
8904 * config/mep/intrinsics.md: New file.
8905 * config/mep/ivc2-template.h: New file.
8906 * config/mep/mep-c5.cpu: New file.
8907 * config/mep/mep-core.cpu: New file.
8908 * config/mep/mep-default.cpu: New file.
8909 * config/mep/mep-ext-cop.cpu: New file.
8910 * config/mep/mep-intrin.h: New file.
8911 * config/mep/mep-ivc2.cpu: New file.
8912 * config/mep/mep-lib1.asm: New file.
8913 * config/mep/mep-lib2.c: New file.
8914 * config/mep/mep-pragma.c: New file.
8915 * config/mep/mep-protos.h: New file.
8916 * config/mep/mep-tramp.c: New file.
8917 * config/mep/mep.c: New file.
8918 * config/mep/mep.cpu: New file.
8919 * config/mep/mep.h: New file.
8920 * config/mep/mep.md: New file.
8921 * config/mep/mep.opt: New file.
8922 * config/mep/predicates.md: New file.
8923 * config/mep/t-mep: New file.
8925 2009-06-23 Ian Lance Taylor <iant@google.com>
8927 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
8928 from loose_warn into c_loose_warn and from strict_warn into
8929 c_strict_warn. Set and substitute warn_cxxflags. Check for
8930 --enable-build-with-cxx. Set and substitute
8931 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
8932 * Makefile.in (CXXFLAGS): New variable.
8933 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
8934 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
8935 the default is the same as $(STRICT_WARN).
8936 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
8937 (CXX): New variable.
8938 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
8939 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
8940 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
8941 (HOST_LIBS): New variable.
8942 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
8943 (ALL_CXXFLAGS): New variable.
8944 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
8945 * doc/install.texi (Configuration): Document
8946 --enable-build-with-cxx, --with-stage1-ldflags,
8947 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
8948 * configure: Rebuild.
8950 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8952 * config/arm/arm.c (arm_override_options): Fix braces and formatting
8953 from previous commit.
8955 2009-06-23 Ian Lance Taylor <iant@google.com>
8957 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
8959 2009-06-23 Ian Lance Taylor <iant@google.com>
8961 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
8962 with ATTRIBUTE_UNUSED.
8964 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8965 Pat Haugen <pthaugen@us.ibm.com>
8966 Revital Eres <eres@il.ibm.com>
8968 * config.in (HAVE_AS_POPCNTD): Add default definition.
8969 (HAVE_AS_LWSYNC): Ditto.
8971 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
8973 (gcc_cv_as_powerpc_cmpb): Ditto.
8974 (gcc_cv_as_powerpc_dfp): Ditto.
8975 (gcc_cv_as_powerpc_vsx): Ditto.
8976 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
8977 supporting the popcntd/lwsync instructions.
8978 (gcc_cv_as_powerpc_lwsync): Ditto.
8979 * configure: Regenerate.
8981 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
8982 -mcpu=native and -mcpu=power7.
8983 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
8985 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
8986 a variable instead of a mask to reduce the number of mask bits.
8987 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
8988 (-mbit-word): Ditto.
8989 (-mregnames): Ditto.
8990 * config/rs6000/rs6000.opt (-mupdate): Ditto.
8991 (-mfused-madd): Ditto.
8993 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
8995 (-mvsx): New switch for VSX instructions.
8996 (-misel): Move from a variable to a mask to allow it to be set by
8999 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9000 function declaration to an array declaration.
9001 (rs6000_hard_regno_nregs): New external array declaration.
9003 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9004 files included by rs6000.md.
9006 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9007 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9009 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9011 (rs6000_debug_reg): New -mdebug= variables.
9012 (rs6000_debug_addr): Ditto.
9013 (rs6000_debug_cost): Ditto.
9014 (rs6000_pmode): New variable to hold Pmode.
9015 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9016 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9017 calculated at compiler start.
9018 (rs6000_hard_regno_nregs): Change function to an array which holds
9019 HARD_REGNO_NREGS calculated at compiler start.
9020 (rs6000_explicit_options): Delete isel field.
9021 (rs6000_vector_unit): New array to hold which vector unit
9022 supports arithmetic options for a given type.
9023 (rs6000_vector_mem): New array to hold which vector unit supports
9024 memory reference operations for a given type.
9025 (rs6000_vector_align): New array to given the alignment of each
9027 (power7_cost): New basic costs for power7.
9028 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9029 (rs6000_hard_regno_nregs_internal): New function, moved from
9030 HARD_REGNO_NREGS, to calculate the number of registers each hard
9031 register takes for each type.
9032 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9033 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9034 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9035 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9036 unit information here so it is calculated once at compiler startup
9038 (rs6000_override_options): Make -misel a target mask. Add more
9039 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9040 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9042 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9043 (rs6000_handle_option): Move -misel from variable to target mask.
9044 (rs6000_builtin_mask_for_load): Add VSX support.
9045 (rs6000_conditional_register_usage): Ditto.
9046 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9047 (function_arg_boundary): Ditto.
9048 (rs6000_expand_builtin): Ditto.
9049 (def_builtin): Make abort message a little friendlier.
9050 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9052 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9053 assembler support the popcntd instruction instead of a vsx
9054 instruction to enable power7 support.
9055 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9056 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9057 option to the assembler if -mcpu=native.
9058 (ASM_CPU_NATIVE_SPEC): Ditto.
9059 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9061 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9062 the lwsync instruction.
9063 (enum processor_type): Add PROCESSOR_POWER7.
9064 (rs6000_debug_reg): New -mdebug= options.
9065 (rs6000_debug_addr): Ditto.
9066 (rs6000_debug_cost): Ditto.
9067 (rs6000_isel): Delete.
9068 (enum rs6000_vector): New enum to say what vector unit we have.
9069 (VECTOR_UNIT_*): New macros to say which vector unit has
9070 arithmetic operations for a given type.
9071 (VECTOR_MEM_*): New macros to say which vector unit has memory
9072 operations for a given type.
9073 (TARGET_LDBRX): Whether the machine supports the ldbrx
9075 (TARGET_ISEL): Delete, -misel moved to be a mask.
9076 (TARGET_ISEL64): New macro for 64-bit isel support.
9077 (UNITS_PER_VSX_WORD): New macro.
9078 (POINTER_SIZE): Move to be an external variable, rather than
9079 calculating whether we are generating 32 ot 64-bit code.
9081 (STACK_BOUNDARY): Add VSX support.
9082 (LOCAL_ALIGNMENT): Ditto.
9083 (SLOW_UNALIGNED_ACCESS): Ditto.
9084 (VSX_REGNO_P): New macro for VSX support.
9085 (VFLOAT_REGNO_P): Ditto.
9086 (VINT_REGNO_P): Ditto.
9087 (VLOGICAL_REGNO_P): Ditto.
9088 (VSX_VECTOR_MODE): Ditto.
9089 (VSX_SCALAR_MODE): Ditto.
9091 (VSX_MOVE_MODE): Ditto.
9092 (VSX_REG_CLASS_P): Ditto.
9093 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9095 (UNITS_PER_SIMD_WORD): Add VSX support.
9096 (MODES_TIEABLE_P): Ditto.
9097 (STARTING_FRAME_OFFSET): Ditto.
9098 (STACK_DYNAMIC_OFFSET): Ditto.
9099 (EPILOGUE_USES): Ditto.
9100 (REGNO_REG_CLASS): Move to array lookup.
9101 (CLASS_MAX_NREGS): Ditto.
9102 (rs6000_vector_reg_class): Add declaration.
9103 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9104 overlap with the floating point and Altivec registers.
9106 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9108 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9109 give the appropriate asm switches if -mcpu=native.
9110 (host_detect_local_cpu): Add support for "asm".
9111 (host_detect_local_cpu): Follow GNU code guidelines for name.
9113 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9114 -mbit-word to a variable instead of being a target mask.
9116 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9117 emit the lwsync instruction instead of emitting the instruction as
9118 an integer constant.
9120 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9121 fixuns_trundfsi2, move expander into rs6000.md.
9123 * config/rs6000/rs6000.md (cpu): Add power7.
9124 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9125 (logical predicate patterns): Change the single instruction
9126 primitives that set CR0 to be fast_compare instead of compare.
9128 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9129 (popcntddi2): Ditto.
9130 (popcount<mode>): Ditto.
9131 (floating multiply/add insns): Name the floating point
9133 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9134 (isel_unsigned_<mode>): Ditto.
9135 (fixuns_trundfsi2): Move expander here from spe.md.
9136 (smindi3): Define if we have -misel on 64-bit systems.
9141 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9143 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9145 * config/avr/avr.c (avr_current_device): New variable.
9146 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9147 (avr_arch, mcu_type_s): Move to avr.h.
9148 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9149 default_data_section_start fields.
9150 (avr_arch): Moved from avr.c.
9151 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9152 library_name fields.
9153 (avr_current_device, avr_mcu_types, avr_arch_types,
9154 avr_device_to_arch, avr_device_to_data_start,
9155 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9156 (EXTRA_SPEC_FUNCTIONS): Define.
9157 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9158 options mapping. Use device_to_arch and device_to_data_start insted.
9159 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9160 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9161 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9162 * config/avr/driver-avr.c: New file.
9163 * config/avr/avr-devices.c: New file.
9165 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9167 * var-tracking.c (unshare_variable): Force initialized to
9168 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9169 (set_variable_part): Likewise.
9170 (struct variable_union_info): Remove pos_src field.
9171 (vui_vec, vui_allocated): New variables.
9172 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9173 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9174 == 1 use a simpler sorting algorithm. Compute pos field right
9175 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9176 Avoid quadratic comparison if !flag_var_tracking_uninit.
9177 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9178 unshare_variable unconditionally.
9179 (dataflow_set_different_2): Removed.
9180 (dataflow_set_different): Don't traverse second hash table.
9181 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9182 unconditionally to var_reg_set or var_mem_set.
9183 (emit_notes_in_bb): Likewise.
9184 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9186 (emit_note_insn_var_location): Don't set initialized to
9187 VAR_INIT_STATUS_INITIALIZED early.
9188 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9190 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9192 * tree-object-size.c (addr_object_size): Instead of checking
9193 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9194 are no FIELD_DECLs following it.
9196 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9198 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9199 order to match bswaps with signed source operands.
9201 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9203 * sdbout.c (sdbout_one_type): Fix braces in switch.
9205 2009-06-23 Richard Guenther <rguenther@suse.de>
9207 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9209 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9210 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9211 var_callused, callused_tree, var_storedanything, storedanything_tree,
9212 var_integer, integer_tree): Remove global variables.
9213 (new_var_info): Do not pass new id, append the new var to the
9214 global variable vector.
9215 (do_ds_constraint): Use is_global_var member of the variable-info.
9216 (new_scalar_tmp_constraint_exp): Adjust.
9217 (create_function_info_for): Likewise.
9218 (create_variable_info_for): Likewise.
9219 (find_what_var_points_to): Remove dead code.
9220 (init_base_vars): Simplify.
9221 (compute_points_to_sets): Adjust.
9223 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9225 * combine.c (try_combine): Dump information about the insns we're
9228 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9230 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9231 check when calling force_to_mode on TRUNCATE's operand.
9233 2009-06-22 Ian Lance Taylor <iant@google.com>
9235 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9237 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9239 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9241 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9243 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9244 override library linkage flags such as -static-libgcc or
9247 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9249 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9251 2009-06-22 Ian Lance Taylor <iant@google.com>
9253 * config/linux.opt: Put mglibc ahead of muclibc.
9255 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9256 for duplicate decls.
9258 2009-06-22 Matthias Klose <doko@ubuntu.com>
9260 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9262 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9265 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9266 instead of NULL if a parser error occurs.
9268 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9270 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9271 non-DWARF2_DEBUGGING_INFO version.
9273 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9275 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9276 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9278 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9279 (LIBGCC2_TF_CEXT): Define.
9282 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9285 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9287 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9289 * config/arm/arm.c (arm_override_options): Disable
9290 -mcaller-super-interworking and -mcallee-super-interworking.
9291 * doc/invoke.texi (ARM Options): Document this.
9293 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9295 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9296 * config/arm/constraints.md (j): New constraint for movw operands.
9297 (N): Remove thumb2 meaning.
9298 * config/arm/arm.md (*arm_movw): Delete.
9299 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9300 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9301 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9303 2009-06-22 Martin Jambor <mjambor@suse.cz>
9305 PR tree-optimization/40492
9306 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9307 build_ref_for_offset.
9309 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9311 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9312 JUMP_TABLE_DATA_P predicates where applicable.
9313 * auto-inc-dec.c: Ditto.
9314 * builtins.c: Ditto.
9315 * caller-save.c: Ditto.
9317 * cfgcleanup.c: Ditto.
9318 * cfglayout.c: Ditto.
9321 * combine-stack-adj.c: Ditto.
9327 * dwarf2asm.c: Ditto.
9328 * dwarf2out.c: Ditto.
9329 * emit-rtl.c: Ditto.
9335 * function.c: Ditto.
9338 * genpreds.c: Ditto.
9339 * genrecog.c: Ditto.
9341 * ira-costs.c: Ditto.
9342 * ira-lives.c: Ditto.
9345 * lower-subreg.c: Ditto.
9346 * modulo-sched.c: Ditto.
9348 * postreload.c: Ditto.
9349 * print-rtl.c: Ditto.
9358 * sched-vis.c: Ditto.
9360 * sel-sched-ir.c: Ditto.
9361 * simplify-rtx.c: Ditto.
9362 * targhooks.c: Ditto.
9363 * var-tracking.c: Ditto.
9364 * vmsdbgout.c: Ditto.
9366 2009-06-22 Matthias Klose <doko@ubuntu.com>
9368 * Makefile.in (install-plugin): Always use DESTDIR.
9370 2009-06-22 Olivier Hainque <hainque@adacore.com>
9372 * config/pa/pa.c (output_call): Don't optimize post call jumps
9373 into return address adjustments if the call may throw.
9375 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9377 * arm.c (thumb1_output_casesi): New function.
9378 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9379 optimizing for size or PIC.
9380 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9381 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9382 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9383 (thumb1_casesi_internal_pic): New expand rule.
9384 (thumb1_casesi_dispatch): New pattern.
9385 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9387 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9388 in the text seciton when PIC or optimizing for size.
9389 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9390 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9391 preservation properties of code.
9392 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9393 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9394 (__gnu_thumb1_case_si): New function.
9395 * t-arm (LIB1ASMSRC): Define here.
9396 (LIB1ASMFUNCS): Add some common functions.
9397 * t-arm-elf (LIB1ASMSRC): Delete.
9398 (LIB1ASMFUNCS): Append to existing set.
9399 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9400 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9401 * t-symbian (LIB1ASMFUNCS): Likewise.
9402 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9403 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9405 2009-06-21 Richard Guenther <rguenther@suse.de>
9407 PR tree-optimization/38729
9408 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9409 to loops with a single exit if -fno-expensive-optimizations.
9411 2009-06-21 Jakub Jelinek <jakub@redhat.com>
9413 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
9414 (dataflow_set): Change vars type from htab_t to shared_hash.
9415 (shared_hash_pool, empty_shared_hash): New variables.
9416 (vars_clear): Removed.
9417 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
9418 shared_hash_find_slot_unshare, shared_hash_find_slot,
9419 shared_hash_find_slot_noinsert, shared_hash_find): New
9421 (shared_hash_unshare, shared_hash_destroy): New functions.
9422 (unshare_variable): Unshare set->vars if shared, use
9424 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
9425 (get_init_value, find_src_set_src, dump_dataflow_set,
9426 clobber_variable_part, emit_notes_for_differences): Use
9428 (dataflow_set_init): Remove second argument, set vars to
9429 empty_shared_hash instead of creating a new htab.
9430 (dataflow_set_clear): Call shared_hash_destroy and set vars
9431 to empty_shared_hash instead of calling vars_clear.
9432 (dataflow_set_copy): Don't call vars_copy, instead just share
9433 the src htab with dst.
9434 (variable_union): Use shared_hash_*, use initially NO_INSERT
9435 lookup if set->vars is shared. Don't keep slot cleared before
9436 calling unshare_variable. Unshare set->vars if needed.
9437 Even ->refcount == 1 vars must be unshared if set->vars is shared
9438 and var needs to be modified.
9439 (variable_canonicalize): New function.
9440 (dataflow_set_union): If dst->vars is empty, just share src->vars
9441 with dst->vars and traverse with variable_canonicalize to canonicalize
9442 and unshare what is needed.
9443 (dataflow_set_different): If old_set and new_set use the same shared
9444 htab, they aren't different. If number of htab elements is different,
9445 htabs are different. Use shared_hash_*.
9446 (dataflow_set_destroy): Call shared_hash_destroy instead of
9448 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
9449 second argument to dataflow_set_init.
9450 (vt_initialize): Likewise. Initialize shared_hash_pool and
9451 empty_shared_hash, move bb in/out initialization afterwards.
9452 Use variable_htab_free instead of NULL as changed_variables del hook.
9453 (variable_was_changed): Change type of second argument to pointer to
9454 dataflow_set. When inserting var into changed_variables, bump
9455 refcount. Unshare set->vars if set is shared htab and slot needs to
9457 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
9458 lookup if set->vars is shared. Unshare set->vars if needed.
9459 Even ->refcount == 1 vars must be unshared if set->vars is shared
9460 and var needs to be modified. Adjust variable_was_changed caller.
9461 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
9462 vars must be unshared if set->vars is shared and var needs to be
9463 modified. Adjust variable_was_changed caller.
9464 (emit_note_insn_var_location): Don't pool_free var.
9465 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
9467 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
9468 free_alloc_pool on shared_hash_pool.
9470 2009-06-20 Anthony Green <green@moxielogic.com>
9472 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
9473 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
9475 2009-06-20 Richard Guenther <rguenther@suse.de>
9477 * tree-ssa-structalias.c (find_func_aliases): For memset use
9478 a constraint from NULL if we memset to zero.
9479 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
9480 we explicitly handle that do not read from memory.
9481 (call_may_clobber_ref_p_1): Properly handle builtins that may
9484 2009-06-20 Richard Guenther <rguenther@suse.de>
9486 PR tree-optimization/40495
9487 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
9488 (new_scalar_tmp_constraint_exp): New function.
9489 (process_constraint): Do not create temporary decls.
9490 (process_all_all_constraints): Likewise.
9491 (handle_const_call): Likewise.
9492 (create_function_info_for): Do not set decl.
9494 2009-06-19 Ian Lance Taylor <iant@google.com>
9496 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
9497 (rs6000_attribute_table): Make static; move before use.
9499 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
9501 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
9502 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
9503 Propagate the TREE_READONLY flag without overwriting it.
9504 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
9505 Propagate the TREE_READONLY flag onto the result.
9506 (process_call_operands): Move around. Use correct constant value.
9508 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9511 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
9512 * config/arm/arm.md: Likewise.
9514 2009-06-19 Ian Lance Taylor <iant@google.com>
9516 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
9517 to GIMPLE_ERROR_MARK.
9519 * c-typeck.c (build_conditional_expr): Add op1_original_type and
9520 op2_original_type parameters. Warn about using different enum types.
9521 * c-parser.c (c_parser_conditional_expression): Pass original
9522 types to build_conditional_expr.
9523 * c-tree.h (build_conditional_expr): Update declaration.
9525 2009-06-19 Ian Lance Taylor <iant@google.com>
9527 * config/i386/i386.c (ix86_function_specific_save): Test that
9528 fields match values, rather than testing the values are in a
9531 2009-06-19 Richard Guenther <rguenther@suse.de>
9533 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
9535 (ptr_derefs_may_alias_p): Likewise.
9536 (ptr_deref_may_alias_ref_p_1): New function.
9537 (ptr_deref_may_alias_ref_p): Likewise.
9538 (ref_maybe_used_by_call_p_1): Handle builtins that are not
9539 covered by looking at the ESCAPED solution.
9540 (call_may_clobber_ref_p_1): Likewise.
9541 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
9542 Handle NULL_TREE offset. Do not produce redundant constraints.
9543 (process_all_all_constraints): New helper function.
9544 (do_structure_copy): Use it.
9545 (handle_lhs_call): Likewise.
9546 (find_func_aliases): Handle some builtins with pointer arguments
9547 and/or return values explicitly.
9549 2009-06-19 Ian Lance Taylor <iant@google.com>
9551 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
9553 2009-06-19 Ian Lance Taylor <iant@google.com>
9555 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
9557 2009-06-19 Ian Lance Taylor <iant@google.com>
9559 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
9560 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
9563 * c-decl.c (finish_decl): If -Wc++-compat, warn about
9564 uninitialized const.
9566 2009-06-19 Ian Lance Taylor <iant@google.com>
9568 * dse.c (struct store_info): Rename bitmap field to bmap. Change
9571 * c-decl.c (in_struct, struct_types): Remove.
9572 (struct c_binding): Add in_struct field.
9573 (c_binding_ptr): Define type, along with VEC.
9574 (struct c_struct_parse_info): Define.
9575 (struct_parse_info): New static variable.
9576 (bind): Initialize in_struct field.
9577 (start_struct): Remove enclosing_in_struct and
9578 enclosing_struct_types parameters. Add
9579 enclosing_struct_parse_info parameter. Change all callers. Set
9580 struct_parse_info rather than in_struct and struct_types.
9581 (grokfield): If -Wc++-compat and there is a symbol binding for the
9582 field name, set the in_struct flag and push it on the
9583 struct_parse_info->fields vector.
9584 (warn_cxx_compat_finish_struct): New static function.
9585 (finish_struct): Remove enclosing_in_struct and
9586 enclosing_struct_types parameters. Add
9587 enclosing_struct_parse_info parameter. Change all callers. Don't
9588 set C_TYPE_DEFINED_IN_STRUCT here. Call
9589 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
9590 parameter. Only push on struct_types if warn_cxx_compat.
9591 (finish_enum): Only push on struct_types if warn_cxx_compat.
9592 (declspecs_add_type): Add loc parameter. Change all callers.
9593 Change all error calls to error_at. Pass loc, not input_location,
9594 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
9595 defined in a struct. If -Wc++-compat and parsing a struct, record
9596 that a typedef name was used.
9597 * c-parser.c (c_parser_declspecs): Get location to pass to
9599 (c_parser_struct_or_union_specifier): Update calls to start_struct
9601 * c-tree.h (struct c_struct_parse_info): Declare.
9602 (finish_struct, start_struct): Update declarations.
9603 (declspecs_add_type): Update declaration.
9605 2009-06-19 Ian Lance Taylor <iant@google.com>
9607 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
9608 variable with an anonymous type.
9610 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9612 * see.c: Remove for real.
9614 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9616 * optabs.h (enum optab_index): Add new OTI_significand.
9617 (significand_optab): Define corresponding macro.
9618 * optabs.c (init_optabs): Initialize significand_optab.
9619 * genopinit.c (optabs): Implement significand_optab using
9620 significand?f2 patterns.
9621 * builtins.c (expand_builtin_mathfn): Handle
9622 BUILT_IN_SIGNIFICAND{,F,L}.
9623 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
9624 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
9626 * config/i386/i386.md (significandxf2, significand<mode>2): New
9627 expanders to implement significandf, significand and significandl
9628 built-ins as inline x87 intrinsics.
9630 2009-06-18 Anatoly Sokolov <aesok@post.ru>
9632 * config/avr/avr.c (avr_override_options): Remove setting value of
9633 PARAM_INLINE_CALL_COST.
9635 2009-06-18 Richard Henderson <rth@redhat.com>
9638 * tree-pass.h (TDF_ASMNAME): New.
9639 * tree-dump.c (dump_options): Add asmname.
9640 * doc/invoke.texi: Document it.
9642 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
9643 (dump_decl_name): ...here.
9644 (dump_function_name): New flags arg; mind TDF_ASMNAME.
9645 (dump_generic_node): Update dump_function_name calls.
9646 (print_call_name): New flags arg; update all dump calls.
9647 * diagnostic.h (print_call_name): Update.
9648 * gimple-pretty-print.c (dump_gimple_call): Update.
9650 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
9653 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
9655 2009-06-18 Diego Novillo <dnovillo@google.com>
9657 * doc/plugins.texi: Document plugin_is_GPL_compatible.
9658 * plugin.c (str_license): Declare.
9659 (try_init_one_plugin): Assert that the symbol
9660 'plugin_is_GPL_compatible' exists.
9662 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
9665 * Makefile.in (OBJS-common): Remove see.o.
9667 * common.opt (fsee): Mark as preserved for backward compatibility.
9668 * opts.c (common_handle_option): Add OPT_fsee to the backward
9669 compatibility section.
9670 * passes.c (init_optimization_passes, pass_see): Remove pass.
9671 * timevar.def (TV_SEE): Remove.
9672 * tree-pass.h (pass_see): Remove declaration.
9673 * doc/invoke.texi (-fsee): Remove documentation.
9675 2009-06-18 Martin Jambor <mjambor@suse.cz>
9677 * tree-sra.c: Include statistics.h
9678 (sra_stats): New variable.
9679 (sra_initialize): Clear sra_stats.
9680 (create_access_replacement): Increment sra_stats.replacements.
9681 (get_access_replacement): Do not return twice.
9682 (analyze_all_variable_accesses): Increment statistics counter by the
9683 number of scalarized aggregates.
9684 (generate_subtree_copies): Increment sra_stats.subtree_copies.
9685 (sra_modify_expr): Increment sra_stats.exprs.
9686 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
9687 (sra_modify_assign): Increment sra_stats.exprs,
9688 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
9689 (perform_intra_sra): Update statistics counters.
9690 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
9692 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9694 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
9695 (arm_scalar_mode_supported_p): New function.
9697 2009-06-18 Paul Brook <paul@codesourcery.com>
9698 Sandra Loosemore <sandra@codesourcery.com>
9700 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
9701 (__extendhfsf2, __truncsfhf2): Define.
9702 * config/arm/fp16.c: New file.
9703 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9704 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9706 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9708 * doc/extend.texi (Half-Precision): New section.
9709 * doc/invoke.texi (Option Summary): List -mfp16-format.
9710 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
9711 * config/arm/arm.opt (mfp16-format=): New.
9712 * config/arm/arm.c: Include intl.h.
9713 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
9714 (TARGET_INVALID_RETURN_TYPE): Redefine.
9715 (TARGET_PROMOTED_TYPE): Redefine.
9716 (TARGET_CONVERT_TO_TYPE): Redefine.
9717 (arm_fp16_format): Define.
9718 (all_fpus): Add entry for neon-fp16.
9719 (fp_model_for_fpu): Likewise.
9720 (struct fp16_format): Declare.
9721 (all_fp16_formats): Define.
9722 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
9724 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
9726 (arm_legitimate_index_p): Treat HFmode like HImode.
9727 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
9728 (coproc_secondary_reload_class): Special-case HFmode.
9729 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
9730 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
9731 (arm_init_fp16_builtins): New.
9732 (arm_init_builtins): Call it.
9733 (arm_invalid_parameter_type): New.
9734 (arm_invalid_return_type): New.
9735 (arm_promoted_type): New.
9736 (arm_convert_to_type).
9737 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
9739 (arm_emit_fp16_const): New function.
9740 (arm_mangle_type): Mangle __fp16 as "Dh".
9741 * config/arm/arm.h (TARGET_VFPD32): Make it know about
9743 (TARGET_NEON_FP16): New.
9744 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
9745 (enum fputype): Add FPUTYPE_NEON_FP16.
9746 (enum arm_fp16_format_type): Declare.
9747 (arm_fp16_format): Declare.
9748 (LARGEST_EXPONENT_IS_NORMAL): Define.
9749 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
9750 * config/arm/arm-modes.def (HFmode): Define.
9751 * config/arm/vfp.md: (*movhf_vfp): New.
9754 * config/arm/arm.md: (fpu): Add neon_fp16.
9755 (floatsihf2, floatdihf2): New.
9756 (fix_trunchfsi2, fix_trunchfdi2): New.
9760 (*arm32_movhf): New.
9761 (*thumb1_movhf): New.
9762 (consttable_2): Add check for HFmode constants.
9763 (consttable_4): Handle HFmode constants.
9765 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
9767 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
9769 2009-06-17 Olivier Hainque <hainque@adacore.com>
9771 * collect2.c (main): Use CONST_CAST2 to perform char ** to
9772 const char ** conversion in AIX specific section.
9774 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
9776 * config/i386/i386.c (ix86_special_builtin_type): Remove
9777 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
9778 (bdesc_special_args): Updated.
9779 (ix86_init_mmx_sse_builtins): Likewise.
9780 (ix86_expand_special_args_builtin): Likewise.
9782 2009-06-17 Richard Henderson <rth@redhat.com>
9784 * tree-pretty-print.c (maybe_dump_asm_name): New.
9785 (dump_decl_name): Use it.
9786 (PRINT_FUNCTION_NAME): Merge into...
9787 (dump_function_name): ... here. Use maybe_dump_asm_name.
9789 2009-06-17 Cary Coutant <ccoutant@google.com>
9791 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
9793 * debug.c (struct gcc_debug_hooks): Change placeholder for
9795 (debug_nothing_int_charstar_int): Replaced by...
9796 (debug_nothing_int_charstar_int_bool): ...this.
9797 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
9798 source_line prototype.
9799 (debug_nothing_int_charstar_int): Replaced by...
9800 (debug_nothing_int_charstar_int_bool): ...this.
9801 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
9802 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
9803 Output is_stmt operand when necessary.
9804 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
9805 (notice_source_line): Add is_stmt parameter.
9806 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
9807 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
9809 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
9810 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
9812 2009-06-17 Ian Lance Taylor <iant@google.com>
9814 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
9816 (struct store_by_pieces_d): Rename from store_by_pieces. Change
9819 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
9821 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
9822 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
9823 tree_strip_sign_nop_conversions and
9824 tree_ssa_strip_useless_type_conversions rather than stripping
9825 the operations here.
9826 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
9828 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
9829 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
9830 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
9831 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
9834 2009-06-17 Michael Eager <eager@eagercon.com>
9836 * config/rs6000/constraints.md (register_constraint "d"): New.
9837 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
9838 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9839 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
9840 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
9841 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9842 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
9843 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
9844 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
9845 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
9846 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
9848 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
9849 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
9850 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
9851 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
9852 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
9853 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
9854 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
9855 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
9856 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
9857 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
9858 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
9859 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
9860 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
9861 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
9863 2009-06-16 Ian Lance Taylor <iant@google.com>
9865 * profile.c (total_num_never_executed): Don't define.
9866 (compute_branch_probabilities): Don't count or print
9868 (init_branch_prob): Don't set total_num_never_executed.
9869 (end_branch_prob): Don't print total_num_never_executed.
9871 2009-06-17 David Daney <ddaney@caviumnetworks.com>
9873 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
9875 2009-06-17 David Edelsohn <edelsohn@gnu.org>
9877 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
9878 (nabstd2_fpr): Same.
9880 2009-06-17 Steve Ellcey <sje@cup.hp.com>
9882 * expr.c (expand_assignment): Change complex type check.
9884 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
9886 * doc/plugins.texi (Building GCC plugins): Added new section.
9888 2009-06-17 Ian Lance Taylor <iant@google.com>
9890 * c-pch.c (get_ident): Don't set size of templ array.
9891 (pch_init): Don't set size of partial_pch array.
9893 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
9894 string constant to intialize an array whose size is the length of
9897 2009-06-17 Richard Guenther <rguenther@suse.de>
9899 PR tree-optimization/40389
9900 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
9901 to addressable types.
9902 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
9904 2009-06-17 Richard Guenther <rguenther@suse.de>
9907 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
9908 if there is no evolution of left in the loop bail out.
9909 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
9910 chrec_fold_multiply.
9912 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
9913 Janis Johnson <janis187@us.ibm.com>
9916 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
9917 for the symbol ref of a constant that is the source of a move
9918 - nor for any other not-obvious-label-ref constants.
9920 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
9922 * plugin.c (position_pass): Skip newly inserted pass during list
9923 traversal to avoid repeated insertion.
9925 2009-06-16 Ian Lance Taylor <iant@google.com>
9927 * vec.h (VEC_stack_alloc): Define different version if
9928 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
9929 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
9930 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
9931 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9933 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
9935 * config.gcc (extra_headers): Add ia32intrin.h for x86.
9937 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
9938 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
9939 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
9940 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
9941 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
9942 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
9943 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
9944 (bdesc_special_args): Add __builtin_ia32_rdtsc and
9945 __builtin_ia32_rdtscp.
9946 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
9947 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
9948 and __builtin_ia32_rorhi.
9949 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
9950 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
9951 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
9952 (ix86_expand_args_builtin): Likewise.
9953 (ix86_expand_special_args_builtin): Likewise.
9955 * config/i386/i386.md (UNSPECV_RDTSCP): New.
9956 (UNSPECV_RDTSC): Likewise.
9957 (UNSPECV_RDPMC): Likewise.
9958 (*bsr): Renamed to ...
9960 (*bsr_rex64): Renamed to ...
9964 (*rdpmc_rex64): Likewise.
9967 (*rdtsc_rex64): Likewise.
9969 (*rdtscp): Likewise.
9970 (*rdtscp_rex64): Likewise.
9972 * config/i386/ia32intrin.h: New.
9974 * config/i386/x86intrin.h: Include <ia32intrin.h>.
9976 2009-06-16 Ian Lance Taylor <iant@google.com>
9978 * ira-build.c (copy_info_to_removed_store_destinations):
9979 Initialize parent_a.
9981 2009-06-16 Ian Lance Taylor <iant@google.com>
9983 * c-decl.c (grokdeclarator): Change size_varies to bool.
9985 2009-06-16 Ian Lance Taylor <iant@google.com>
9987 * sel-sched.c: Make forward declarations of move_op_hooks and
9988 fur_hooks explicitly extern.
9990 2009-06-16 Ian Lance Taylor <iant@google.com>
9992 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
9993 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
9995 2009-06-16 Ian Lance Taylor <iant@google.com>
9997 * resource.c (mark_referenced_resources): Change
9998 include_delayed_effects parameter to bool. Change all callers.
9999 (mark_end_of_function_resources): Likewise.
10000 * reorg.c (insn_references_resource_p): Likewise.
10001 (insn_sets_resource_p): Likewise.
10002 * resource.h (mark_referenced_resources): Update declaration.
10003 (mark_end_of_function_resources): Update declaration.
10005 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10007 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10009 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10011 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10012 GCC can bootstrap on AIX with GNU Binutils 2.20.
10014 2009-06-16 Ian Lance Taylor <iant@google.com>
10016 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10018 2009-06-16 Ian Lance Taylor <iant@google.com>
10020 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10021 inline, not extern inline.
10022 (exact_log2): Likewise.
10023 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10025 (exact_log2): Likewise, but don't test CTZ_HWI.
10027 2009-06-16 Ian Lance Taylor <iant@google.com>
10029 * bitmap.c (bitmap_clear): Don't declare as inline.
10030 * gimple.c (gimplify_assign): Likewise.
10031 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10032 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10033 (sched_scan_info): Remove duplicate definition.
10035 2009-06-16 Ian Lance Taylor <iant@google.com>
10037 * c-common.c (skip_evaluation): Don't define.
10038 (c_inhibit_evaluation_warnings): Define global variable.
10039 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10040 than skip_evaluation.
10041 (convert_and_check, warn_for_div_by_zero): Likewise.
10042 * c-common.h (skip_evaluation): Don't declare.
10043 (c_inhibit_evaluation_warnings): Declare.
10044 * c-parser.c (c_parser_typeof_specifier): Set
10045 c_inhibit_evaluation_warnings rather than skip_evaluation.
10046 (c_parser_conditional_expression): Likewise.
10047 (c_parser_binary_expression): Likewise.
10048 (c_parser_sizeof_expression): Likewise.
10049 (c_parser_alignof_expression): Likewise.
10050 * c-typeck.c (build_indirect_ref): Check
10051 c_inhibit_evaluation_warnings rather than skip_evaluation.
10052 (build_conditional_expr, build_binary_op): Likewise.
10054 2009-06-16 Richard Guenther <rguenther@suse.de>
10056 * tree-ssa-alias.c (is_escape_site): Remove.
10057 * tree-ssa-alias.h (enum escape_type): Remove.
10058 (is_escape_site): Likewise.
10059 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10060 via casts and asms without deferring to is_escape_site.
10062 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10064 PR middle-end/40446
10065 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10066 use gen_lowpart if op0 has complex mode.
10068 2009-06-16 Richard Guenther <rguenther@suse.de>
10070 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10071 variables add them to ESCAPED.
10072 (find_func_aliases): Do not make all indirectly stored values escaped.
10074 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10076 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10077 make_decl_one_only.
10079 2009-06-16 Martin Jambor <mjambor@suse.cz>
10081 PR tree-optimization/40432
10082 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10083 check whether we need to force gimple register operand.
10085 2009-06-16 Martin Jambor <mjambor@suse.cz>
10087 PR tree-optimization/40413
10088 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10089 build_ref_for_offset.
10090 (propagate_subacesses_accross_link): Fix a typo in a comment.
10092 2009-06-16 Ira Rosen <irar@il.ibm.com>
10094 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10095 with additional parameter.
10096 * tree-vectorizer.h (enum vect_def_type): Add new value
10098 (enum vect_relevant): Add comments.
10099 (vect_is_simple_reduction): Add new argument.
10100 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10101 Detect nested cycles.
10102 (vect_is_simple_reduction): Update documentation, add an argument to
10103 distinguish inner-loop reduction from nested cycle, detect nested
10104 cycles, fix printings and indentation, don't swap operands in case
10106 (get_initial_def_for_reduction): Handle subtraction.
10107 (vect_create_epilog_for_reduction): Add new argument to specify
10108 reduction variable.
10109 (vect_finalize_reduction): Handle subtraction, fix comments.
10110 (vectorizable_reduction): Handle nested cycles. In case of nested
10111 cycle keep track of the reduction variable position. Call
10112 vect_is_simple_reduction with additional parameter. Use original
10113 statement code in reduction epilogue for nested cycle. Call
10114 vect_create_epilog_for_reduction with additional parameter.
10115 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10116 inner-loop vectorization.
10117 (vect_recog_widen_sum_pattern): Likewise.
10118 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10120 (vect_mark_stmts_to_be_vectorized): Likewise.
10121 (vect_get_vec_def_for_operand): Handle nested cycles.
10123 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10125 * doc/invoke.texi (Debugging Options): Fix option index entries
10126 for -fdump-statistics, -frandom-seed add entries for
10127 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10128 (FRV Options): Fix entries for -mTLS, -mtls.
10129 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10130 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10131 (M68hc1x Options): Fix @itemx for -mnominmax.
10132 (MCore Options): Fix entry for -mno-lsim.
10133 (MMIX Options): Fix entry for -mabi=mmixware.
10134 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10136 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10138 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10139 Mention the plugin mode of gengtype.
10140 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10141 * gengtype.c: Updated copyright.
10142 (plugin_files, nb_plugin_files) Added new static variables.
10143 (measure_input_list) Care about plugin_files.
10144 (write_rtx_next): Added early return in plugin mode.
10145 (create_file): Updated copyright year in generated file. Added
10147 (oprintf): Added early return if NULL outf.
10148 (get_output_file_with_visibility): Care of plugin_files.
10149 (get_output_file_name): May return null.
10150 (write_local): Added early return.
10151 (put_mangled_filename): Ditto.
10152 (finish_root_table): Added check for base_files.
10153 (write_roots): Care about null when plugins.
10154 (main): Added plugin mode.
10156 2009-06-15 Ian Lance Taylor <iant@google.com>
10158 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10159 * gcov.c (read_count_file): Add braces around variables declared
10162 * c.opt (Wjump-misses-init): New warning.
10163 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10164 -Wall and -Wc++-compat if not already set.
10165 (c_common_post_options): Clear warn_jump_misses_init if it was not
10167 * c-decl.c (struct c_binding): Change type field to a union with
10168 new label field. Make it the first field in the struct. Update
10169 references to type to use u.type instead.
10170 (struct c_spot_bindings): Define.
10171 (struct c_goto_bindings): Define.
10172 (c_goto_bindings_p): Define, along with VECs.
10173 (struct c_label_vars): Define.
10174 (struct c_scope): Add has_label_bindings field.
10175 (bind_label, set_spot_bindings): New static functions.
10176 (decl_jump_unsafe, update_spot_bindings): New static functions.
10177 (update_label_decls): New static function.
10178 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10179 Update binding u.label field to shadowed field.
10180 (c_binding_start_stmt_expr): New function.
10181 (c_binding_end_stmt_expr): New function.
10182 (pushdecl): Don't call c_begin_vm_scope.
10183 (make_label): Add defining and p_label_vars parameters. Change
10185 (lookup_label): Correct test for whether a label has not yet been
10186 defined. Call bind_label rather than bind.
10187 (warn_about_goto): New static function.
10188 (lookup_label_for_goto): New function.
10189 (declare_label): Call bind_label rather than bind.
10190 (check_earlier_gotos): New static function.
10191 (define_label): Don't give errors about jumping into statement
10192 expressions or scopes of variably modified types. Call
10193 set_spot_bindings and check_earlier_gotos. Call bind_label
10194 instead of bind. Don't set label_context_stack_se or
10195 label_context_stack_vm.
10196 (c_get_switch_bindings): New function.
10197 (c_release_switch_bindings): New function.
10198 (c_check_switch_jump_warnings): New function.
10199 (start_function): Don't set label_context_stack_se or
10200 label_context_stack_vm.
10201 (finish_function): Likewise.
10202 * c-typeck.c (label_context_stack_se): Don't define.
10203 (label_context_stack_vm): Don't define.
10204 (c_finish_goto_label): Call lookup_label_for_goto rather than
10205 lookup_label. Don't give errors about jumping into a statement
10206 expression or the scope of a variably modified type. Don't set
10207 label_context_stack_se or label_context_stack_vm.
10208 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10209 fields. Add bindings field.
10210 (c_start_case): Don't set deleted fields. Set bindings field.
10211 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10212 or blocked_vm. Call c_check_switch_jump_warnings.
10213 (c_finish_case): Don't test blocked_stmt_expr field. Call
10214 c_release_switch_bindings.
10215 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10216 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10217 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10218 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10219 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10220 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10221 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10222 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10223 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10224 (C_DECL_UNJUMPABLE_VM): Don't define.
10225 (C_DECL_UNDEFINABLE_VM): Don't define.
10226 (struct c_label_list): Don't define.
10227 (struct c_label_context_se): Don't define.
10228 (struct c_label_context_vm): Don't define.
10229 (struct c_spot_bindings): Declare.
10230 (c_bindings_start_stmt_expr): Declare.
10231 (c_bindings_end_stmt_expr): Declare.
10232 (lookup_label_for_goto): Declare.
10233 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10234 (c_check_switch_jump_warnings): Declare.
10235 (label_context_stack_se, label_context_stack_vm): Don't declare.
10236 (c_finish_goto_label): Update declaration.
10237 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10238 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10239 (Warning Options): Document -Wjump-misses-init.
10241 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10243 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10246 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10248 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10250 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10252 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10254 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10256 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10258 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10260 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10261 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10262 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10263 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10264 * dwarf2asm.c (dw2_force_const_mem): Update call to
10265 make_decl_one_only.
10266 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10267 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10268 * langhooks.c (lhd_comdat_group): Remove.
10269 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10270 * tree.h (DECL_COMDAT_GROUP): New.
10271 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10272 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10273 (make_decl_one_only): Change signature.
10274 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10275 make_decl_one_only.
10276 (make_decl_one_only): Change signature.
10277 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10279 2009-06-15 Richard Guenther <rguenther@suse.de>
10281 PR middle-end/40439
10282 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10284 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10286 * tree-ssa-math-opts.c: Remove extra divide.
10288 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10290 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10292 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10294 * passes.c: Add bswap pass.
10295 * tree-pass.h: Add pass_optimize_bswap declaration.
10296 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10297 Include rtl.h, expr.h and optabs.h for optab_handler check.
10298 (struct symbolic_number, pass_optimize_bswap): New definition.
10299 (do_shift_rotate, verify_symbolic_number_p): New functions.
10300 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10301 (gate_optimize_bswap): New function.
10302 * tree.c (widest_int_cst_value): New function.
10303 * tree.h (widest_int_cst_value): Prototype added.
10305 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10307 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10308 REG_EQUAL/REG_EQUIV notes.
10310 2009-06-14 Richard Guenther <rguenther@suse.de>
10312 PR middle-end/40389
10313 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10314 has its address taken if NRV was applied and it is addressable.
10315 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10316 function split out from ...
10317 (get_constraint_for_1): ... here.
10318 (handle_rhs_call): Use it to mark the return slot escaped if
10319 it is addressable and NRV was applied.
10321 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10323 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10324 Change first argument type to location_t.
10325 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10326 Do not set input_location.
10327 Use loc instead of input_location throughout.
10329 2009-06-13 Richard Guenther <rguenther@suse.de>
10331 PR tree-optimization/40421
10332 * tree-predcom.c (should_unroll_loop_p): Remove.
10333 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10335 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10337 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10338 Add location argument.
10340 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10342 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10344 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10345 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10346 * config/spu/spu-protos.h: Add location to
10347 spu_resolve_overloaded_builtin.
10348 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10349 spu_build_builtin_va_list.
10350 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10351 argument. Pass location to build_function_call_vec.
10352 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10354 (emit_fpu_switch): Same.
10355 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10356 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10357 to build_decl and create_artificial_label.
10358 (xtensa_gimplify_va_arg_expr): Same.
10359 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10360 (xstormy16_gimplify_va_arg_expr): Same.
10361 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10362 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10363 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10364 (mips16_build_function_stub): Same.
10365 (mips16_build_call_stub): Same.
10367 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10370 * arm/constraints.md (Pa, Pb): New constraints.
10371 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10372 split pattern to deal with them.
10374 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10376 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10377 fix index entry for -Xpreprocessor.
10379 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10381 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10382 Add location argument to build_decl call.
10383 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10384 (rs6000_init_builtins): Same.
10385 (spe_init_builtins): Same.
10386 (rs6000_gimplify_va_arg): Add location argument to
10387 create_artificial_label call.
10389 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10391 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10392 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10393 * Makefile.in: Fix GGC dependency for gcse.o.
10395 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10397 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10398 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10399 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10401 * c-parser.c (c_parser_binary_expression): Use current column while
10402 building binary operations.
10403 * common.opt (fshow-column): Enable by default.
10404 * tree-vrp.c (check_array_ref): Use warning_at.
10405 (check_array_bounds): Use location from call back if expr has no
10407 * tree.h: Add location argument to maybe_fold_*.
10408 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10409 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10410 (maybe_fold_offset_to_component_ref): Same.
10411 (maybe_fold_offset_to_reference): Same.
10412 (maybe_fold_offset_to_address): Same.
10413 (maybe_fold_stmt_indirect): Same.
10414 (maybe_fold_stmt_addition): Same.
10415 (fold_stmt_r): Pass location to maybe_fold_*.
10416 (fold_gimple_assign): Same.
10417 * c-tree.h: Add location argument to finish_decl,
10418 default_function_array_conversion, store_init_value.
10419 * c-decl.c (define_label): Use error_at.
10420 (c_make_fname_decl): Pass location to finish_decl.
10421 (finish_decl): New location argument.
10422 (build_compound_literal): Pass location to store_init_value.
10423 (grokdeclarator): Pass location to finish_decl.
10425 * c-typeck.c (array_to_pointer_conversion): New location argument.
10426 (function_to_pointer_conversion): Same.
10427 (default_function_array_conversion): Same.
10428 (parser_build_unary_op): Pass location to overflow_warning.
10429 (parser_build_binary_op): Same. Use warning_at.
10430 (build_unary_op): Pass location to array_to_pointer_conversion.
10431 (build_c_cast): Pass location to digest_init.
10432 (build_modify_expr): New location argument.
10433 (convert_for_assignment): Same.
10434 (store_init_value): Same.
10435 (digest_init): Same.
10436 (output_init_element): Pass location to digest_init and
10437 array_to_pointer_conversion.
10438 (c_finish_return): Pass location to convert_for_assignment.
10439 * gimplify.c (gimplify_conversion): Pass location to
10440 maybe_fold_offset_to_address.
10441 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
10442 to maybe_fold_stmt_addition.
10443 * c-omp.c (c_finish_omp_atomic): Pass new location to
10445 (c_finish_omp_for): Same.
10446 * c-common.c (overflow_warning): New argument.
10447 * c-common.h: New argument to build_modify_expr, overflow_warning.
10448 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
10450 (c_parser_initializer): Pass location to
10451 default_function_array_conversion.
10452 (c_parser_initelt): Same.
10453 (c_parser_initval): Same.
10454 (c_parser_asm_operands): Same.
10455 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
10456 (c_parser_conditional_expression): Same.
10457 (c_parser_binary_expression): Add location info to stack. Use it.
10458 (c_parser_unary_expression): Pass location to
10459 default_function_array_conversion, parser_build_unary_op,
10460 build_indirect_ref, c_parser_postfix_expression_after_primary.
10461 (c_parser_postfix_expression_after_primary): New location argument.
10463 (c_parser_expression_conv): Pass location to
10464 default_function_array_conversion.
10465 (c_parser_expr_list): Same.
10466 (c_parser_omp_atomic): Same.
10467 (c_parser_omp_for_loop): Same.
10468 * c-tree.h: (struct c_declarator): Add comment to id_loc.
10469 (build_array_declarator): New argument.
10470 * c-decl.c (build_array_declarator): Add location argument.
10471 (grokdeclarator): Set id_loc for cdk_array.
10472 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
10473 build_array_declarator.
10474 * tree.c (build_omp_clause): Add location argument.
10475 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
10476 (OMP_CLAUSE_LOCATION): New macro.
10477 (struct tree_omp_clause): Add location field.
10478 (build_omp_clause): Add argument.
10479 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
10480 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
10482 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
10483 (cp_parser_omp_clause_collapse): Same.
10484 (cp_parser_omp_clause_default): Same.
10485 (cp_parser_omp_clause_if): Same.
10486 (cp_parser_omp_clause_nowait): Same.
10487 (cp_parser_omp_clause_num_threads): Same.
10488 (cp_parser_omp_clause_ordered): Same.
10489 (cp_parser_omp_clause_schedule): Same.
10490 (cp_parser_omp_clause_untied): Same.
10491 (cp_parser_omp_for_loop): Same.
10492 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10493 * c-tree.h (c_start_case): Add location argument.
10494 (c_process_expr_stmt): Same.
10495 (c_finish_goto_*): Same.
10496 * tree-parloops.c (initialize_reductions): Pass location to
10498 (create_parallel_loop): Same.
10499 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
10500 (gfc_trans_omp_reduction_list): Same.
10501 (gfc_trans_omp_clauses): Same.
10502 (gfc_trans_omp_do): Same.
10503 * c-typeck.c (c_finish_goto_label): Same.
10504 (c_finish_goto_ptr): New location argument.
10505 (c_start_case): Same.
10506 (emit_side_effect_warnings): Same.
10507 (c_process_expr_stmt): Same.
10508 (c_finish_stmt_expr): Same.
10509 (c_finish_omp_clauses): Use error_at instead of error.
10510 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
10512 * c-omp.c (c_split_parallel_clauses): New location argument.
10513 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
10514 to build_omp_clause.
10515 (convert_local_reference_stmt): Same.
10516 (convert_gimple_call): Same.
10517 * c-common.h (c_split_parallel_clauses): New argument.
10518 * c-parser.c (c_parser_statement_after_labels): Pass location to
10519 c_finish_goto_label.
10520 (c_parser_switch_statement): Pass location to c_start_case.
10521 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
10522 and c_process_expr_stmt.
10523 (c_parser_omp_variable_list): Add location argument.
10524 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
10525 (c_parser_omp_clause_default): Same.
10526 (c_parser_omp_clause_if): Same.
10527 (c_parser_omp_clause_num_threads): Same.
10528 (-c_parser_omp_clause_ordered): Same.
10529 (c_parser_omp_clause_reduction): Pass location to
10530 c_parser_omp_variable_list.
10531 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
10532 (c_parser_omp_clause_untied): Same.
10533 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
10534 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10536 * c-tree.h (check_for_loop_decls, undeclared_variable,
10537 build_component_ref, build_array_ref, build_external_ref,
10538 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
10539 build_conditional_expr, build_compound_expr, c_cast_expr,
10540 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
10541 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
10543 * c-semantics.c (build_stmt): Same.
10544 (build_case_label): Same.
10545 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
10546 (undeclared_variable): New argument.
10547 (make_label): Same.
10548 (lookup_label): Pass location on down.
10549 (define_label): Same.
10550 (finish_decl): Same.
10551 (build_compound_literal): Same.
10552 (finish_struct): Same.
10553 (finish_function): Do not set location here.
10554 (check_for_loop_decls): New argument.
10555 * tree.c (save_expr): Set location.
10556 (build_empty_stmt): New argument.
10557 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
10558 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
10559 * builtins.c (gimplify_va_arg_expr): Use locations.
10560 (expand_builtin_sync_operation): Same.
10561 * c-typeck.c (build_component_ref): New argument.
10562 (build_array_ref): Same.
10563 (build_external_ref): Same.
10564 (c_expr_sizeof_expr): Same.
10565 (c_expr_sizeof_type): Same.
10566 (parser_build_unary_op): Same.
10567 (build_conditional_expr): Same.
10568 (build_compound_expr): Pass location on down.
10569 (build_compound_expr): New argument.
10570 (build_c_cast): Same.
10571 (c_cast_expr): Same.
10572 (build_asm_expr): Same.
10573 (c_finish_return): Same.
10574 (c_process_expr_stmt): Pass location on down.
10575 (c_finish_stmt_expr): New argument.
10576 (push_clenaup): Same.
10577 (c_finish_omp_parallel): Same.
10578 (c_finish_omp_task): Same.
10579 * gimplify.c (gimplify_call_expr): Pass location on down.
10580 * c-omp.c (c_finish_omp_master): New argument.
10581 (c_finish_omp_critical): Same.
10582 (c_finish_omp_ordered): Same.
10583 (c_finish_omp_barrier): Same.
10584 (-c_finish_omp_taskwait): Same.
10585 (c_finish_omp_atomic): Same.
10586 (c_finish_omp_flush): Same.
10587 * tree-inline.c (copy_tree_body_r): Pass location on down.
10588 (inline_forbidden_p): Remove use of input_location.
10589 * c-gimplify.c (c_build_bind_expr): New argument.
10590 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
10591 (c_sizeof_or_alignof_type): New argument.
10592 (c_alignof_expr): Same.
10593 (build_va_arg): Same.
10594 (c_add_case_label): Same.
10595 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
10596 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
10597 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
10598 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
10599 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
10600 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
10602 * stub-objc.c (objc_build_selector_expr): Same.
10603 (objc_build_throw_stmt): Same.
10604 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
10605 (c_parser_initelt): Same.
10606 (c_parser_compound_statement): Same.
10607 (c_parser_compound_statement_nostart): Same.
10608 (c_parser_label): Same.
10609 (c_parser_statement_after_labels): Same.
10610 (c_parser_if_body): Same.
10611 (c_parser_else_body): Same.
10612 (c_parser_if_statement): Same.
10613 (c_parser_switch_statement): Same.
10614 (c_parser_while_statement): Same.
10615 (c_parser_do_statement): Same.
10616 (c_parser_for_statement): Same.
10617 (c_parser_asm_statement): Same.
10618 (c_parser_conditional_expression): Same.
10619 (c_parser_binary_expression): Same.
10620 (c_parser_cast_expression): Same.
10621 (c_parser_unary_expression): Same.
10622 (c_parser_sizeof_expression): Same.
10623 (c_parser_alignof_expression): Same.
10624 (c_parser_postfix_expression): Same.
10625 (c_parser_expression): Same.
10626 (c_parser_objc_receiver): Same.
10627 (c_parser_omp_variable_list): Same.
10628 (c_parser_omp_structured_block): Same.
10629 (c_parser_omp_atomic): New argument.
10630 (c_parser_omp_barrier): Same.
10631 (c_parser_omp_critical): Same.
10632 (c_parser_omp_flush): Pass location on down.
10633 (c_parser_omp_for_loop): New argument.
10634 (c_parser_omp_for): Same.
10635 (c_parser_omp_master): Same.
10636 (c_parser_omp_ordered): Same.
10637 (c_parser_omp_sections_scope): Same.
10638 (c_parser_omp_sections): Same.
10639 (c_parser_omp_parallel): Same.
10640 (c_parser_omp_single): Same.
10641 (c_parser_omp_task): Same.
10642 (c_parser_omp_taskwait): Pass location on down.
10643 (c_parser_omp_construct): Same.
10644 (c_parser_omp_threadprivate): Same.
10645 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
10646 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
10647 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
10648 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
10649 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
10650 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
10651 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
10652 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
10653 config/i386/i386.c, stmt.c:
10654 Add location argument to the following function definitions and/or
10655 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
10656 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
10657 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
10658 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
10659 do_case, c_finish_bc_stmt, build_compound_literal,
10660 build_function_call.
10661 * c-decl.c (build_compound_literal): Add location argument.
10662 Make all diagnostic calls use location.
10663 (start_struct): Same.
10664 (finish_struct): Same.
10665 (start_enum): Same.
10666 (build_enumerator): Same.
10667 (start_function): Same.
10668 (grokdeclarator): Make all diagnostic calls use location.
10669 (store_parm_decls_oldstyle): Same.
10670 * c-typeck.c (build_function_call): Add location argument.
10671 Make all diagnostic calls use location.
10673 (c_finish_bc_stmt): Same.
10674 * tree-nested.c (get_trampoline_type): Add argument.
10675 Pass location to build_decl.
10676 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
10677 * rtl.h (RTL_LOCATION): New.
10678 * c-common.c (c_add_case_label): Add location argument.
10679 Make all diagnostic calls use location.
10680 * c-common.h: Add location argument to make_fname_decl, do_case,
10681 c_add_case_label, build_function_call, resolve_overloaded_builtin.
10682 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
10683 Set it appropriately for every case. Pass enum_loc to start_enum
10684 call. Pass value_loc first to build_enumerator. Pass enum_loc to
10686 (c_parser_struct_or_union_specifier): Save location. Use it for
10687 start_struct, finish_struct, and parser_xref_tag.
10689 2009-06-12 Ian Lance Taylor <iant@google.com>
10691 * fold-const.c (fold_unary): Rename local variable and to and_expr.
10693 * c-opts.c (c_common_handle_option): For -Wc++-compat set
10694 cpp_opts->warn_cxx_operator_names.
10696 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10699 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
10700 is returns NULL and OP is a VCE, look through the VCE.
10702 2009-06-12 Ian Lance Taylor <iant@google.com>
10705 * collect2.c (main): Use CONST_CAST2 in code inside #if
10706 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
10708 2009-06-12 Joey Ye <joey.ye@intel.com>
10710 PR middle-end/39146
10711 * cfgexpand.c (get_decl_align_unit): Update
10712 max_used_stack_slot_alignment with align instead of
10713 stack_alignment_needed.
10715 * function.c (assign_stack_local_1): Update
10716 max_used_stack_slot_alignment with alignment_in_bits instead
10717 of stack_alignment_needed.
10718 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
10721 2009-06-12 Jakub Jelinek <jakub@redhat.com>
10723 * dwarf2out.c (last_var_location_insn): New variable.
10724 (dwarf2out_end_epilogue): Clear last_var_location_insn.
10725 (dwarf2out_var_location): Don't record anything after last real
10726 insn. Only change labels if there were any real instructions
10727 in between last note and this one, or if changed sections.
10729 2009-06-11 Richard Henderson <rth@redhat.com>
10731 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
10732 note when storing the frame pointer in a register.
10733 (FRP): Don't redefine to nothing for epilogue.
10734 (alpha_expand_epilogue): Mark register and sp restores.
10735 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
10737 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
10738 when gen_lowpart is needed.
10740 2009-06-11 Richard Henderson <rth@redhat.com>
10742 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
10744 * dwarf2out.c (need_data_align_sf_opcode): New.
10745 (div_data_align): Move earlier.
10746 (def_cfa_1, reg_save): Use it.
10748 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
10750 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
10751 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
10752 (ix86_handle_option): Handle OPT_mcrc32.
10753 (ix86_target_string): Add -mcrc32.
10754 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
10756 * config/i386/i386.h (TARGET_CRC32): New.
10758 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
10759 (sse4_2_crc32di): Likewise.
10761 * config/i386/i386.opt (mcrc32): New.
10763 * doc/invoke.texi: Document -mcrc32.
10765 2009-06-11 Richard Henderson <rth@redhat.com>
10767 * common.opt (gdwarf-): Accept a version number.
10768 * doc/invoke.texi (gdwarf-): Update docs.
10769 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
10770 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
10771 version level, and record it.
10773 * dwarf2.h (DW_CIE_VERSION): Remove.
10774 * dwarf2out.c (DWARF_VERSION): Remove.
10775 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
10776 (output_call_frame_info): Use CIE version 3 for dwarf3,
10777 or if the return register column is out of range for version 1.
10778 (dwarf_stack_op_name): Add all dwarf3 values.
10779 (DEBUG_PUBTYPES_SECTION): New.
10780 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
10781 encoding change for dwarf3.
10782 (output_die) [dw_val_class_die_ref]: Likewise.
10783 (output_compilation_unit_header): Emit correct version for dwarf3.
10784 (output_line_info): Likewise.
10785 (output_pubnames): Update for DWARF_VERSION removal.
10786 (output_aranges): Likewise.
10787 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
10788 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
10789 (dwarf2out_finish): Likewise.
10791 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10793 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
10796 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10799 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
10800 * builtins.c (expand_builtin_unreachable): New function.
10801 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
10802 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
10803 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
10805 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
10806 searching for missing barriers.
10808 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10810 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
10811 when -fprofile-generate* was passed.
10812 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10814 2009-06-11 Anthony Green <green@moxielogic.com>
10816 * config/moxie/moxie.md: Define length attribute for all instructions.
10818 (*b<cond:code>): Support limited branch ranges for new PC-relative
10819 branch instructions.
10820 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
10822 2009-06-11 Jakub Jelinek <jakub@redhat.com>
10824 * config/i386/i386.c (min_insn_size): Use get_attr_length
10825 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
10826 For __asm return 0.
10828 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
10829 instead of emit_insn_before.
10831 2009-06-10 Ian Lance Taylor <iant@google.com>
10834 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
10837 2009-06-10 Revital Eres <eres@il.ibm.com>
10839 * passes.c (init_optimization_passes): Reschedule
10840 predictive-commoning pass before complete unroll pass.
10842 2009-06-10 Martin Jambor <mjambor@suse.cz>
10844 * cgraph.c (cgraph_node_can_be_local_p): New function.
10845 (cgraph_make_node_local): New function.
10846 * cgraph.h (cgraph_node_can_be_local_p): Declare.
10847 (cgraph_make_node_local): Declare.
10849 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
10851 * tree.h (tree_base): Add packed_flag and user_align fields.
10852 Decrease size of spare field.
10853 (TYPE_USER_ALIGN): Use user_align from tree_base.
10854 (DECL_USER_ALIGN): Likewise.
10855 (TYPE_PACKED): Use packed_flag from tree_base.
10856 (DECL_PACKED): Likewise.
10857 (tree_type): Delete packed_flag and user_align fields. Widen
10858 precision field. Widen mode field and shuffle fields to align
10859 mode on an 8-bit boundary.
10860 (tree_decl_common): Delete decl_flag_1 and user_align fields.
10861 Renumber decl_flag_* fields. Fix comments. Widen
10862 decl_common_unused field.
10863 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
10864 (DECL_EXTERNAL): Likewise.
10865 (DECL_BIT_FIELD): Likewise.
10866 (DECL_NONADDRESSABLE_P): Likewise.
10867 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
10868 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
10870 2009-06-10 Ian Lance Taylor <iant@google.com>
10872 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
10873 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
10874 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
10875 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
10876 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
10877 DEF_VEC_ALLOC_FUNC_P.
10878 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
10879 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
10880 DEF_VEC_ALLOC_FUNC_O.
10881 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
10882 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
10883 DEF_VEC_ALLOC_FUNC_I.
10884 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
10885 (vec_stack_p_reserve_exact_1): Declare.
10886 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
10887 (vec_stack_free): Declare.
10888 (VEC_stack_alloc): Define.
10889 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
10890 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
10891 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
10892 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
10894 (stack_vecs): New static variable.
10895 (vec_stack_p_reserve_exact_1): New function.
10896 (vec_stack_o_reserve_1): New static function.
10897 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
10898 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
10899 (vec_stack_free): New function.
10900 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
10901 (VEC_df_ref_stack_alloc): Define.
10902 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
10903 DEF_VEC_ALLOC_P_STACK.
10904 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
10905 (struct df_collection_rec): Change _vec fields to VEC. Remove
10907 (df_free_collection_rec): Adjust for new fields.
10908 (df_insn_rescan): Use new df_collection_rec fields.
10909 (df_notes_rescan, df_canonize_collection_rec): Likewise.
10910 (df_ref_create_structure, df_ref_record): Likewise.
10911 (df_get_conditional_uses, df_get_call_refs): Likewise.
10912 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
10913 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
10914 (df_record_exit_block_uses, df_bb_verify): Likewise.
10915 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
10916 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
10917 Remove count parameter. Change return type to void. Change all
10919 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
10920 Remove count parameter. Change return type to void. Change all
10922 (df_install_refs): Change old_vec parameter to VEC. Remove count
10923 parameter. Change all callers.
10924 (df_install_mws): Change old_vec parameter to VEC. Remove count
10925 parameter. Change all callers.
10926 (df_refs_verify): Change new_rec parameter to VEC. Change call
10928 (df_mws_verify): Likewise.
10930 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
10932 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
10934 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
10936 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
10938 2009-06-10 Anthony Green <green@moxielogic.com>
10940 * config/moxie/crti.asm: New file.
10941 * config/moxie/crtn.asm: New file.
10942 * config/moxie/moxie.c: New file.
10943 * config/moxie/moxie.h: New file.
10944 * config/moxie/sfp-machine.h: New file.
10945 * config/moxie/moxie-protos.h: New file.
10946 * config/moxie/t-moxie: Created.
10947 * config/moxie/t-moxie-softfp: Created.
10948 * config/moxie/moxie.md: Created.
10949 * config/moxie/constraints.md: Created.
10950 * config.gcc: Add moxie support.
10951 * doc/md.texi (Machine Constraints): Add moxie constraints.
10952 * doc/contrib.texi (Contributors): Mention moxie port.
10953 * doc/install.texi (Specific): Mention the moxie port.
10955 2009-06-09 Ian Lance Taylor <iant@google.com>
10957 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
10958 compiling with C++.
10959 * optabs.c (optab_table): Only use designated initializers if
10960 HAVE_DESIGNATED_INITIALIZERS is defined.
10961 (convert_optab_table): Likewise.
10962 (init_optabs): Always call init_insn_codes if
10963 HAVE_DESIGNATED_INITIALIZERS is not defined.
10965 2009-06-09 Ian Lance Taylor <iant@google.com>
10967 * targhooks.c (default_builtin_vectorized_function): Change fn
10968 parameter to unsigned int.
10969 (default_builtin_vectorized_conversion): Change code parameter to
10971 (default_builtin_reciprocal): Change fn parameter to unsigned int.
10972 * targhooks.h: Update declarations.
10973 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
10974 parameter to unsigned int.
10976 * c-typeck.c (comptypes_check_enum_int): New static function.
10977 (comptypes_internal): Add enum_and_int_p parameter. Change all
10979 (comp_target_types): Add location parameter. Change all callers.
10980 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
10981 Change all callers.
10982 (function_types_compatible_p, type_lists_compatible_p): Likewise.
10983 (build_conditional_expr): Add colon_loc parameter. Change all
10985 (convert_for_assignment): Add location parameter. Change all callers.
10986 * c-parser.c (c_parser_conditional_expression): Pass location of
10987 colon to build_conditional_expr.
10988 * c-tree.h (build_conditional_expr): Update declaration.
10990 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
10992 * graphite.c: Revert previous patch.
10994 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
10997 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10999 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11001 * tree-ssa-loop-prefetch.c
11002 (loop_prefetch_arrays): Fixed a portability problem in printf format
11005 2009-06-09 Martin Jambor <mjambor@suse.cz>
11007 PR tree-optimization/40351
11008 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11009 refrence to a potential artifical subaccess can be constructed.
11011 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11013 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11014 (sh_override_options): Likewise.
11015 * config/sh/sh.c: Include params.h.
11016 (sh_optimization_options): New.
11017 (sh_override_options): Likewise.
11018 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11019 (OVERRIDE_OPTIONS): Use sh_override_options.
11021 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11023 * dwarf2out.c (emit_cfa_remember): New variable.
11024 (add_fde_cfi): If emit_cfa_remember, recurse to add
11025 DW_CFA_remember_state first.
11026 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11027 instead just set emit_cfa_remember.
11029 2009-06-08 Jan Hubicka <jh@suse.cz>
11032 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11034 2009-06-08 Jan Hubicka <jh@suse.cz>
11036 PR middle-end/39834
11037 * cgraphunit.c (save_inline_function_body): Do not copy transform
11038 hooks for saved inline bodies.
11039 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11040 for given function.
11042 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11044 * jump.c (returnjump_p): Handle delayed branches. Add missing
11047 2009-06-08 Jan Hubicka <jh@suse.cz>
11049 PR middle-end/40102
11050 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11051 original node might've been modified.
11052 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11054 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11056 * tree-object-size.c (addr_object_size): Add OSI argument.
11057 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11058 (compute_builtin_object_size, expr_object_size): Adjust callers.
11059 (plus_stmt_object_size): Call addr_object_size instead of
11060 compute_builtin_object_size.
11062 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11063 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11065 * tree-ssa-loop-prefetch.c
11066 (gather_memory_references): Introduced a counter for the number of
11068 (anything_to_prefetch_p): Introduced a counter for the number of
11070 (is_loop_prefetching_profitable): New function with a cost model
11072 (loop_prefetch_arrays): Use the new cost model to determine if
11073 prefetching is profitable.
11074 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11075 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11076 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11077 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11078 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11079 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11081 2009-06-08 Michael Matz <matz@suse.de>
11084 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11085 partitions use the same.
11086 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11087 for basevars of SSA_NAMEs.
11088 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11089 to not expand them twice.
11090 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11093 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11095 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11096 (fdump-final-insns=, gtoggle): New.
11097 * doc/invoke.texi: Document them.
11098 * final.c (rest_of_clean_state): Dump final insn stream.
11099 * gcc.c (invoke_as): Hook in -fcompare-debug.
11100 (static_spec_functions): Add compare-debug-dump-opt,
11101 compare-debug-self-opt and compare-debug-auxbase-opt.
11102 (compare_debug, compare_debug_second, compare_debug_opt): New.
11103 (switches_debug_check, n_switches_debug_check): New.
11104 (debug_auxbase_opt, debug_check_temp_file): New.
11105 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11107 (do_self_spec): Handle arguments after switches.
11108 (do_spec_1): Add .gk extension to temp file basenames for compare.
11109 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11110 (cc1_options): Use it instead of normal auxbase computation for
11111 the second compare-debug compilation.
11112 (compare_files): New.
11113 (main): Set up and implement compare debug mode.
11114 (compare_debug_dump_opt_spec_function): New.
11115 (compare_debug_self_opt_spec_function): New.
11116 (compare_debug_auxbase_opt_spec_function): New.
11117 * toplev.c (process_options): Handle flag_gtoggle,
11118 flag_dump_final_insns.
11119 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11120 during -fcompare-debug-second compilation.
11122 2009-06-07 Ian Lance Taylor <iant@google.com>
11124 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11125 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11127 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11128 with no default node. Change warning with %H to warning_at.
11129 Don't clear warn_switch around case checking.
11130 * doc/invoke.texi (Warning Options): Clarify distinction between
11131 -Wswitch and -Wswitch-enum.
11133 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11135 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11137 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11139 * gbl-ctors.h: Add header guard.
11141 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11143 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11144 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11145 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11146 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11147 prototypes for removed functions.
11148 (expressions_equal_p): Move to ...
11149 * tree-ssa-sccvn.h: ... here and ...
11150 * matrix-reorg.c: ... adjust includes.
11152 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11154 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11156 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11158 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11159 (finish_function): Remove erroneous whitespace.
11161 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11163 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11164 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11166 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11168 * errors.c (internal_error): Commentary typo fix.
11169 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11170 * tree-ssa-pre.c: Ditto.
11172 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11174 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11175 them is supposed to hold actual statements.
11177 2009-06-06 Ian Lance Taylor <iant@google.com>
11179 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11180 empty statements can now have attributes.
11182 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11184 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11185 * config/mips/mips.md: Ditto.
11187 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11189 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11191 (__eabi_uconvert): Likewise.
11193 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11195 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11196 CFI_* definitions with IN_GCC.
11198 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11200 * xcoffout.h (xcoffout_source_line): Update prototype.
11202 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11204 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11205 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11207 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11209 PR middle-end/40340
11210 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11211 inlined_function_outer_scope_p blocks for artificial inlines
11213 * tree.c (tree_nonartificial_location): Rewrite using
11214 block_nonartificial_location.
11216 2009-06-05 Revital Eres <eres@il.ibm.com>
11217 Leehod Baruch <leehod@il.ibm.com>
11219 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11220 (expand_expr_real_1): Remove comment.
11221 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11222 Vectorize misaligned access when the target supports it.
11223 (vect_supportable_dr_alignment): Check for unaligned access support.
11224 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11227 2009-06-05 Julian Brown <julian@codesourcery.com>
11229 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11230 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11232 2009-06-05 Richard Guenther <rguenther@suse.de>
11235 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11236 as possibly unused.
11238 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11240 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11241 (save_gprs): Don't tell unwinder when a global register is saved.
11242 (s390_emit_epilogue): Emit needed epilogue unwind info.
11244 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11246 * dwarf2out.c (deferred_asm_name): New.
11247 (add_name_and_src_coords_attributes): Defer creation of
11248 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11250 (move_linkage_attr): New.
11251 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11254 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11256 * tree-nested.c (finalize_nesting_tree_1): Declare the
11257 frame_decl in the binding tree.
11259 2009-06-04 Cary Coutant <ccoutant@google.com>
11261 * basic-block.h (struct basic_block_def): Add discriminator field.
11262 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11264 * debug.c (do_nothing_debug_hooks): Add additional entry.
11265 (debug_nothing_int_charstar_int): New function.
11266 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11267 (debug_nothing_int_charstar_int): New declaration.
11268 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11269 discriminator value in .loc directive.
11270 * final.c (last_discriminator): New variable.
11271 (discriminator): New variable.
11272 (final_start_function): Initialize above variables, pass current
11273 discriminator to debug hook.
11274 (notice_source_line): Check for discriminator change.
11275 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11276 * sdbout.c (sdbout_source_line): New parameter.
11277 * tree-cfg.c (struct locus_discrim_map): New structure type.
11278 (discriminator_per_locus): New hash table.
11279 (build_gimple_cfg): Allocate and free discriminator hash table.
11280 (make_edges): Call assign_discriminator.
11281 (locus_map_hash): New function.
11282 (locus_map_eq): New function.
11283 (next_discriminator_for_locus): New function.
11284 (same_line_p): New function.
11285 (assign_discriminator): New function.
11286 (make_cond_expr_edges): Call assign_discriminator.
11287 (make_gimple_switch_edges): Likewise.
11288 (first_non_label_stmt): New function.
11289 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11291 * xcoffout.c (xcoffout_source_line): Add new parameter.
11293 * configure.ac (gcc_cv_as_discriminator): New configury check for
11294 gas support for discriminator.
11295 * configure: Regenerate.
11296 * config.in: Regenerate.
11298 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11300 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11301 val after checking for integers.
11303 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11305 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11307 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11308 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11309 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11310 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11311 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11312 X64_SSE_REGPARM_MAX.
11313 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11314 X64_SSE_REGPARM_MAX.
11316 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11318 * gcc.c (report_times_to_file): New.
11319 (execute): Implement it.
11320 (process_command): Support -time=.
11321 * doc/invoke.texi: Document it.
11323 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11325 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11326 that have value exprs.
11328 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11330 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11331 declarations for constants until...
11332 (dw2_output_indirect_constant_1): ... this point.
11334 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11337 * arm.md (arm_addsi3): Don't try to split an add with an
11338 eliminable register until after reload has completed.
11340 2009-06-03 Ian Lance Taylor <iant@google.com>
11342 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11343 * genattrtab.c (write_length_unit_log): Likewise.
11344 * genchecksum.c (dosum): Likewise.
11345 * gengtype.c (write_rtx_next): Likewise.
11346 (finish_root_table, write_roots): Likewise.
11347 * gimple.c (gimple_ops_offset_): Likewise.
11348 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11349 * config/arc/arc.c (arc_attribute_table): Likewise.
11350 * config/arm/arm.c (arm_attribute_table): Likewise.
11351 * config/avr/avr.c (avr_attribute_table): Likewise.
11352 * config/crx/crx.c (crx_attribute_table): Likewise.
11353 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11354 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11355 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11356 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11357 * config/sh/sh.c (sh_attribute_table): Likewise.
11358 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11359 * config/spu/spu.c (spu_attribute_table): Likewise.
11360 * config/v850/v850.c (v850_attribute_table): Likewise.
11362 * config/alpha/alpha.c (vms_attribute_table): Make static.
11363 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11364 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11365 * config/mips/mips.c (mips_attribute_table): Likewise.
11367 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11369 (cc1-checksum.o): Likewise.
11371 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11373 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11375 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11377 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11378 insn if it is changing sp. Use gen_add3_insn instead of
11379 conditionally gen_addsi3 and gen_adddi3.
11380 (offset_below_red_zone_p): New static inline function.
11381 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11382 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11383 * config/rs6000/ppc-asm.h: Include auto-host.h.
11384 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11385 CFI_RESTORE): Define.
11386 * config/rs6000/crtresxgpr.asm: Add unwind info.
11387 * config/rs6000/crtresxfpr.asm: Likewise.
11388 * config/rs6000/crtresgpr.asm: Likewise.
11389 * config/rs6000/crtresfpr.asm: Likewise.
11390 * config/rs6000/crtsavgpr.asm: Likewise.
11391 * config/rs6000/crtsavfpr.asm: Likewise.
11393 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11394 argument of DWARF2_FRAME_REG_OUT macros.
11396 2009-06-03 Julian Brown <julian@codesourcery.com>
11398 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11399 words or less (including TImode) in core registers.
11401 2009-06-03 Richard Guenther <rguenther@suse.de>
11403 PR middle-end/40328
11404 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11406 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11408 * statistics.c (statistics_counter_event): Do not record event
11409 in pass dump if its number == -1.
11410 (curr_statistics_hash): Add assert that we never get passes
11411 with static number == -1.
11413 2009-06-03 Richard Guenther <rguenther@suse.de>
11414 Andrey Belevantsev <abel@ispras.ru>
11416 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
11417 non-BLKmode arrays addressable.
11419 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
11421 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
11422 * config/m68k/m68k.h: ... here.
11423 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
11426 2009-06-03 Martin Jambor <mjambor@suse.cz>
11428 PR tree-optimization/40323
11429 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
11432 2009-06-03 Richard Guenther <rguenther@suse.de>
11434 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11437 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
11439 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11440 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
11441 JUMP_TABLE_DATA_P where applicable.
11442 * config/sh/sh.c: Ditto.
11443 * config/sh/sh.h: Ditto.
11444 * config/sh/sh.md: Ditto.
11445 * config/sh/symbian.c: Ditto.
11447 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
11449 * config/i386/driver-i386.c (describe_cache): Optimize
11450 concatenation of strings. Use snprintf instead of sprintf.
11451 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
11452 target when not compiling with GCC.
11454 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
11456 * config/sh/sh.c: Revert last change.
11457 (sh_expand_epilogue): Emit a blockage insn before the frame
11458 pointer adjustment unconditionally.
11460 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11462 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
11463 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
11464 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
11465 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
11466 to COLLECT_GCC_OPTIONS.
11468 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11470 * collect2.c (target_system_root): New variable.
11471 (main): Handle --sysroot=.
11472 (ignore_library): Strip the sysroot from the library path.
11474 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11476 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
11477 (collect2.o): Depend on collect2-aix.h.
11478 (collect2-aix.o): New rule.
11479 * collect2-aix.h: New file.
11480 * collect2-aix.c: Likewise.
11481 * collect2.c: Include collect2-aix.h. Don't undefine
11482 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
11483 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
11484 Use TARGET_AIX_VERSION instead of _AIX51.
11485 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
11486 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
11487 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
11488 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
11489 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
11491 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11493 * collect2.c (ignore_library): Avoid premature post-increment
11494 and null deference.
11496 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11498 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
11499 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
11500 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
11501 CROSS_DIRECTORY_STRUCTURE too.
11502 (LINK_LIBG_SPEC): Likewise.
11503 (LIB_SPEC): Add %R to sysroot paths.
11504 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
11505 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
11506 * config/rs6000/aix51.h: As for aix43.h.
11507 * config/rs6000/aix52.h: Likewise.
11508 * config/rs6000/aix53.h: Likewise.
11509 * config/rs6000/aix61.h: Likewise.
11510 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
11511 to the beginning of sysroot paths.
11513 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11515 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
11516 INSN_LISTs that are out of the REG_NOTE range.
11518 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11520 * loop-unroll.c (struct iv_to_split): Add pointer to next.
11521 (struct var_to_expand): Likewise.
11522 (struct opt_info): Add head and tail for linked lists of the above.
11523 (analyze_insn_to_expand_var): Initialize next.
11524 (analyze_iv_to_split_insn): Likewise.
11525 (analyze_insns_in_loop): Create linked lists.
11526 (allocate_basic_variable): Simplify for use without hash table.
11527 (insert_var_expansion_initialization): Likewise, make it type-safer.
11528 (combine_var_copies_in_loop_exit): Likewise.
11529 (apply_opt_in_copies): Walk lists rather than hash tables.
11530 (release_var_copies): Simplified and inlined by hand into...
11531 (free_opt_info): ... this function.
11533 2009-06-02 Richard Guenther <rguenther@suse.de>
11535 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11538 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11540 * cfgexpand.c (gimple_expand_cfg): Discard the source location
11541 only for builtins that are not overridden.
11543 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11545 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
11548 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11550 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
11552 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11554 * combine.c (move_deaths): Compare LUIDs within the same BB only.
11556 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11558 * common.opt (fdump-unnumbered-links): New.
11559 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
11560 * print-rtl.c (flag_dump_unnumbered_links): New.
11561 (print_rtx): Test it.
11563 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
11565 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
11566 push/pop multiple to 8-byte alignment.
11568 2009-06-01 Jakub Jelinek <jakub@redhat.com>
11570 * config/i386/i386.c (queued_cfa_restores): New static variable.
11571 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
11573 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
11574 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
11575 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
11576 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
11577 note unconditionally.
11578 (ix86_emit_restore_regs_using_mov): Likewise.
11579 (ix86_emit_restore_sse_regs_using_mov): Likewise.
11580 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
11581 it through to ix86_emit_restore_reg_using_pop.
11582 (ix86_emit_leave): Add RED_OFFSET argument. Call
11583 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
11584 instead of adding REG_CFA_OFFSET note unconditionally.
11585 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
11586 the above functions. Call ix86_add_queued_cfa_restore_notes when
11589 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
11590 force output of the label even for dwarf2out_do_cfi_asm.
11591 (add_fde_cfi): If -g2 and above and cfi might change CFA,
11592 force creation of CFI label and chain DW_CFA_set_loc jumping to it
11593 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
11595 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
11596 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
11597 dwarf2out_cfi_label callers.
11598 * tree.h (dwarf2out_cfi_label): Adjust prototype.
11599 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
11600 Adjust dwarf2out_cfi_label callers.
11601 * config/vax/vax.c (vax_output_function_prologue): Likewise.
11603 * config/i386/i386.h (struct machine_cfa_state,
11604 struct machine_function): Guard with ifndef USED_FOR_TARGET
11605 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
11608 * emutls.c (__emutls_get_address): Change arr->size to mean number
11609 of allocated arr->data entries instead of # of slots + 1.
11611 PR middle-end/40316
11612 * recog.c (peep2_reinit_state): New function.
11613 (peephole2_init_state): Use it at the end of a basic block and also
11614 when seeing a RTX_FRAME_RELATED_P insn.
11616 2009-06-01 Steve Ellcey <sje@cup.hp.com>
11618 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
11619 fixuns_truncrfdi2): New.
11620 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
11621 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
11622 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
11623 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
11624 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
11625 *recip_approx): Remove.
11626 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
11627 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
11628 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
11630 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
11633 2009-06-01 Ian Lance Taylor <iant@google.com>
11635 * attribs.c (register_attribute): Use CONST_CAST.
11636 * collect2.c (main): Use CONST_CAST2.
11637 (scan_prog_file): Likewise.
11638 * gcc.c (process_command, main): Likewise.
11639 * toplev.c (toplev_main): Likewise.
11641 * c-typeck.c (handle_warn_cast_qual): New static function,
11642 partially broken out of build_c_cast.
11643 (build_c_cast): Call handle_warn_cast_qual.
11644 * doc/invoke.texi (Warning Options): Document new effect of
11647 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
11649 * diagnostic.c (diagnostic_build_prefix): Always print columns.
11650 (diagnostic_report_current_module): Print columns.
11651 * common.opt (flag_show_column): Enable by default.
11653 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
11655 * alias.c (find_base_term): Check for NULL term before returning.
11657 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11659 Revert due to PR40320:
11660 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11661 * calls.c (emit_library_call_value_1): Don't force_operand for move
11664 2009-06-01 Olivier Hainque <hainque@adacore.com>
11665 Eric Botcazou <ebotcazou@adacore.com>
11667 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
11668 to be processed as a bitfield for constructor output purposes.
11669 * output.h (initializer_constant_valid_for_bitfield_p): Declare
11671 * varasm.c (oc_local_state): New type, output_constructor
11672 local state to support communication with helpers.
11673 (oc_outer_state): New type, output_constructor outer state of
11674 relevance in recursive calls.
11675 (output_constructor_array_range): New output_constructor helper,
11676 extracted code for an array range element.
11677 (output_constructor_regular_field): New output_constructor helper,
11678 extracted code for an element that is not a bitfield.
11679 (output_constructor_bitfield): New output_constructor helper,
11680 extracted code for a bitfield element. Accept an OUTER state
11681 argument for recursive processing. Recurse on record or array
11682 CONSTRUCTOR values, possibly past noop conversions.
11683 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
11684 VALUE is a valid constant-valued expression for use in a static
11685 bit-field initializer.
11686 (output_constructor): Rework to use helpers. Accept and honor an
11687 OUTER state argument for recursive calls. Return total size. Be
11688 prepared for nested constructors initializing bitfields.
11689 (output_constant): Feed OUTER in calls to output_constructor.
11691 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11693 * calls.c (emit_library_call_value_1): Don't force_operand for move
11696 2009-06-01 Nick Clifton <nickc@redhat.com>
11698 * doc/invoke.texi (IA-64 Options): Fix typo.
11700 2009-06-01 Ira Rosen <irar@il.ibm.com>
11702 PR tree-optimization/39129
11703 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
11705 (vect_do_peeling_for_loop_bound): Use
11706 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11707 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11708 (vect_loop_versioning): Likewise.
11709 (vect_create_cond_for_alias_checks): Fix indentation.
11710 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
11712 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
11713 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
11714 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
11715 "control flow in loop".
11716 (vect_estimate_min_profitable_iters): Use
11717 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11718 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11719 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11720 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
11721 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
11722 statement belongs to a group of strided accesses with the exact code
11724 (vectorizable_load): Likewise.
11725 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
11726 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11728 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
11730 * config/freebsd-stdint.h: New file.
11731 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
11732 Add freebsd-stdint.h to tm_file.
11734 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
11736 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
11737 (thumb2_extendhidi2): Likewise.
11739 2009-05-31 Ian Lance Taylor <iant@google.com>
11741 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
11743 2009-05-31 Ian Lance Taylor <iant@google.com>
11745 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
11746 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
11747 (ipa-reference.o): Depend upon gt-ipa-reference.h.
11749 2009-05-31 Jason Merrill <jason@redhat.com>
11751 * tree-pretty-print.c (print_call_name): Take the callee, not the
11752 call itself. Make non-static. Use dump_function_name for functions.
11753 (dump_generic_node): Adjust.
11754 * diagnostic.h: Declare print_call_name.
11755 * gimple-pretty-print.c (dump_gimple_call): Use it.
11757 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11759 * config/sh/sh.md (ashldi3_std): New define_expand.
11762 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11765 * config/sh/sh.c: Include debug.h.
11766 (sh_expand_epilogue): Emit a blockage insn before the frame
11767 pointer adjustment also when dwarf2out_do_frame returns true.
11769 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
11771 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
11772 (thumb2_extendqidi2): New pattern.
11774 2009-05-31 Ira Rosen <irar@il.ibm.com>
11776 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
11777 mark phis for renaming.
11778 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
11779 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
11780 Call mark_sym_for_renaming.
11781 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
11782 * tree-vect-loop.c (vect_transform_loop): Remove
11783 vect_memsyms_to_rename initialization and a call to
11784 mark_set_for_renaming.
11786 2009-05-31 Jakub Jelinek <jakub@redhat.com>
11788 PR middle-end/40304
11789 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
11790 frame related even if !set_cfa && style < 0.
11792 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
11794 * config/i386/mingw-tls.c: New file.
11795 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
11796 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
11797 defining _WIN32 but not __CYGWIN__.
11799 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11801 * configure.ac: Add MPC support.
11803 * config.in, configure: Regenerate.
11805 2009-05-29 Richard Henderson <rth@redhat.com>
11807 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
11808 NOTE_INSN_BASIC_BLOCK.
11809 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
11810 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
11811 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
11813 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
11815 (add_cfi): Disable check redefining cfa away from drap.
11816 (lookup_cfa_1): Add remember argument; handle remember/restore.
11817 (lookup_cfa): Pass remember argument.
11818 (cfa_remember): New.
11819 (compute_barrier_args_size_1): Remove sibcall check.
11820 (dwarf2out_frame_debug_def_cfa): New.
11821 (dwarf2out_frame_debug_adjust_cfa): New.
11822 (dwarf2out_frame_debug_cfa_offset): New.
11823 (dwarf2out_frame_debug_cfa_register): New.
11824 (dwarf2out_frame_debug_cfa_restore): New.
11825 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
11826 (dwarf2out_begin_epilogue): New.
11827 (dwarf2out_frame_debug_restore_state): New.
11828 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
11829 DW_CFA_restore_state.
11830 (output_cfi_directive): Likewise.
11831 (convert_cfa_to_fb_loc_list): Likewise.
11832 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
11833 * dwarf2out.h: Update.
11834 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
11835 (copy_insn_1): Early out for null.
11836 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
11837 and dwarf2out_frame_debug_restore_state.
11838 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
11839 (prologue_insn_hash, epilogue_insn_hash): New.
11840 (free_after_compilation): Adjust freeing accordingly.
11841 (record_insns): Create hash table if needed; push insns into
11842 hash instead of array.
11843 (maybe_copy_epilogue_insn): New.
11844 (contains): Search hash table instead of array.
11845 (sibcall_epilogue_contains): Remove.
11846 (thread_prologue_and_epilogue_insns): Split eh_return insns
11847 and mark them as epilogues.
11848 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
11849 scanning in terms of basic blocks.
11850 * insn-notes.def (CFA_RESTORE_STATE): New.
11851 * jump.c (returnjump_p_1): Accept EH_RETURN.
11852 (eh_returnjump_p_1, eh_returnjump_p): New.
11853 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
11854 CFA_REGISTER, CFA_RESTORE): New.
11855 * rtl.def (EH_RETURN): New.
11856 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
11858 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
11859 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
11861 * config/i386/i386.c (gen_push): Update cfa state.
11862 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
11863 add a CFA_ADJUST_CFA note.
11864 (ix86_dwarf_handle_frame_unspec): Remove.
11865 (ix86_expand_prologue): Update cfa state.
11866 (ix86_emit_restore_reg_using_pop): New.
11867 (ix86_emit_restore_regs_using_pop): New.
11868 (ix86_emit_leave): New.
11869 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
11870 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
11871 * config/i386/i386.h (struct machine_cfa_state): New.
11872 (ix86_cfa_state): New.
11873 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
11874 (eh_return_internal): Merge from eh_return_<mode>,
11875 use eh_return rtx, split w/ epilogue.
11877 2009-05-29 Ian Lance Taylor <iant@google.com>
11879 * builtins.c (validate_gimple_arglist): Don't use va_arg with
11881 * calls.c (emit_library_call_value_1): Likewise.
11883 * c-typeck.c (c_build_va_arg): New function.
11884 * c-tree.h (c_build_va_arg): Declare.
11885 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
11886 instead of build_va_arg.
11888 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
11890 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
11891 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
11892 (ptr_difference_cost): Use affine combinations to compute it.
11893 (difference_cost): Likewise.
11894 (get_computation_cost_at): Compute more accurate cost for addresses
11895 if the ratio is a multiplier allowed in addresses.
11896 For non-addresses, consider that an additional offset or symbol is
11899 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11901 * config/i386/i386.c (ix86_decompose_address): Avoid useless
11902 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
11904 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
11905 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
11906 (prefix_rex): For UNIT_MMX don't imply the prefix by default
11908 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
11909 to 1 for TYPE_SSE{IADD1,CVT1}.
11910 (prefix_vex_imm8): Removed.
11911 (length_vex): Only pass 1 as second argument to
11912 ix86_attr_length_vex_default if prefix_extra is 0.
11913 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
11914 (length): For prefix vex computation use length_immediate
11915 attribute instead of prefix_vex_imm8.
11916 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
11917 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
11918 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
11919 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
11920 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
11921 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
11922 a space in between the operands.
11923 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
11924 if one operand is 0xff and the other one si, di, bp or sp.
11925 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
11926 other one si, di, bp or sp.
11927 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
11928 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
11929 type and mode attributes.
11930 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
11931 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
11932 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
11933 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
11934 prefix_data16 attribute iff MODE_DF.
11935 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
11936 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
11937 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
11938 constm128_operand in length_immediate computation.
11939 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
11940 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
11941 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
11942 length_immediate attribute to 1.
11943 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
11944 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
11945 for certain alternatives.
11946 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
11947 prefix_data16 attribute if MODE_V1DF.
11948 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
11949 length_immediate to 1.
11950 (set_got_rex64, set_rip_rex64): Remove length attribute, set
11951 length_address to 4, set mode attribute to MODE_DI.
11952 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
11953 (fxam<mode>2_i387): Set length attribute to 4.
11954 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
11955 *prefetch_3dnow_rex): Override length_address attribute.
11956 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
11958 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
11959 (constm128_operand): Removed.
11960 * config/i386/i386.c (memory_address_length): For
11961 disp && !index && !base in 64-bit mode account for SIB byte if
11962 print_operand_address can't optimize disp32 into disp32(%rip)
11963 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
11964 for fs: or gs: segment.
11965 (ix86_attr_length_immediate_default): When checking if shortform
11966 is possible, truncate immediate to the length of the non-shortened
11968 (ix86_attr_length_address_default): Ignore MEM_P operands
11970 (ix86_attr_length_vex_default): Only check for DImode on
11971 GENERAL_REG_P operands.
11972 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
11973 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
11974 (sse_cvttps2pi): Clear prefix_rep attribute.
11975 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
11977 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
11978 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
11979 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
11980 iff operand 2 is const_int_operand.
11981 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
11982 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
11983 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
11985 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
11987 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
11988 prefix_data16 attribute for movlpd and movhpd instructions.
11989 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
11990 length_immediate for shufpd instruction.
11991 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
11992 (avx_cmpp<avxmodesuffixf2c><mode>3,
11993 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
11994 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
11995 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
11996 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
11997 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
11998 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
11999 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12000 prefix_data16 attribute for the first alternative to 1.
12001 (*avx_loadlps): Override length_immediate for the first alternative.
12002 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12003 attributes for second alternative.
12004 (*vec_concatv2sf_sse4_1): Override length_immediate and
12005 prefix_data16 attributes for second alternative.
12006 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12007 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12008 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12009 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12010 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12011 prefix_data16 and length_immediate to 1.
12012 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12014 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12015 prefix_extra attribute for variants that don't have 0f prefix alone.
12016 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12017 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12018 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12019 *sse4_1_pextrd): Set length_immediate to 1.
12020 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12021 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12023 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12024 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12025 length_immediate to 1 for second alternative.
12026 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12027 prefix_extra and length_immediate attributes for the first
12029 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12031 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12032 to 1 for the first and third alternative.
12033 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12035 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12037 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12039 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12040 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12041 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12042 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12043 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12044 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12045 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12046 ssse3_psign<mode>3): Override prefix_rex attribute.
12047 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12048 (ssse3_palignrti): Override length_immediate to 1.
12049 (ssse3_palignrdi): Override length_immediate to 1, override
12050 prefix_rex attribute.
12051 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12052 (sse4a_extrqi): Override length_immediate to 2.
12053 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12054 (sse4a_insertq): Override prefix_data16 to 0.
12055 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12056 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12057 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12058 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12059 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12060 and length_immediate to 1.
12061 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12062 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12063 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12064 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12065 and length_immediate to 1.
12066 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12067 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12068 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12069 avx_ptest256): Override prefix_extra to 1.
12070 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12071 Override prefix_data16 and length_immediate to 1.
12072 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12073 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12074 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12075 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12076 prefix_data16 to 0 and prefix_extra to 2.
12077 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12078 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12080 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12081 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12082 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12083 and prefix_extra to 2.
12084 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12085 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12086 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12087 avx_vpermilvar<mode>3,
12088 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12089 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12090 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12091 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12092 Override prefix_extra to 1.
12093 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12094 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12095 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12096 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12097 prefix_extra and length_immediate to 1.
12098 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12100 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12101 to 1 for the first alternative.
12102 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12103 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12105 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12106 *movv2sf_internal_avx, *movv2sf_internal): Override
12107 prefix_rep attribute for certain alternatives.
12108 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12109 attributes for certain alternatives.
12110 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12111 attributes for certain alternatives.
12112 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12113 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12114 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12115 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12116 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12117 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12118 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12119 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12120 length_immediate to 1 if operand 2 is const_int_operand.
12121 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12122 *vec_extractv2si_1): Set length_immediate attribute to 1.
12123 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12124 using old 3DNOW insn rather than SSE/3DNOW_A.
12125 (mmx_emms, mmx_femms): Clear modrm attribute.
12127 2009-05-29 Martin Jambor <mjambor@suse.cz>
12129 * tree-sra.c: New implementation of SRA.
12131 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12132 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12133 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12134 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12135 (SRA_MAX_STRUCTURE_COUNT): Removed.
12136 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12137 * doc/invoke.texi (sra-max-structure-size): Removed.
12138 (sra-field-structure-ratio): Removed.
12140 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12142 PR middle-end/40291
12143 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12146 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12148 PR rtl-optimization/40101
12149 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12150 seqno. Adjust comment.
12151 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12152 inserting bookkeeping before a jump, the jump is not scheduled.
12153 When no positive seqno found, provide a value. Add comment.
12155 2009-05-29 Richard Guenther <rguenther@suse.de>
12157 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12158 short-cutting on the first component.
12160 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12162 PR middle-end/39958
12163 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12164 for trees other than decls/types.
12166 2009-05-29 Richard Guenther <rguenther@suse.de>
12168 * tree-ssa-operands.c (get_expr_operands): Do not handle
12169 INDIRECT_REFs in the handled-component case. Remove
12170 unused get_ref_base_and_extent case.
12171 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12172 tree_low_cst and host_integerp where possible.
12173 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12174 codes for equivalence.
12175 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12177 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12179 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12180 to tmake_file for i[34567]86-*-cygwin*.
12182 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12185 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12186 (altivec_categorize_keyword, init_vector_keywords,
12187 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12190 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12192 * tree.c (handle_dll_attribute): Check if node is
12193 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12195 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12197 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12199 (thumb2_zero_extendqidi2): Likewise.
12201 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12203 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12204 instead of gen_movrt.
12205 * config/sh/sh.md (movrt): Remove.
12207 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12209 * doc/invoke.texi (IA-64 Options):
12210 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12211 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12212 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12213 -msched-prefer-non-control-spec-insns,
12214 -msched-stop-bits-after-every-cycle,
12215 -msched-count-spec-in-critical-path,
12216 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12217 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12218 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12219 and -msched-spec-verbose.
12221 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12223 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12224 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12226 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12228 2009-05-28 Richard Guenther <rguenther@suse.de>
12230 * tree-ssa-alias.c (ao_ref_init): New function.
12231 (ao_ref_base): Likewise.
12232 (ao_ref_base_alias_set): Likewise.
12233 (ao_ref_alias_set): Likewise.
12234 (refs_may_alias_p_1): Change signature.
12235 (refs_may_alias_p): Adjust.
12236 (refs_anti_dependent_p): Likewise.
12237 (refs_output_dependent_p): Likewise.
12238 (call_may_clobber_ref_p_1): Change signature.
12239 (call_may_clobber_ref_p): Adjust.
12240 (stmt_may_clobber_ref_p_1): New function split out from ...
12241 (stmt_may_clobber_ref_p): ... here.
12242 (maybe_skip_until): Adjust signature.
12243 (get_continuation_for_phi): Likewise.
12244 (walk_non_aliased_vuses): Likewise.
12245 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12246 (ao_ref_init): Declare.
12247 (ao_ref_base): Likewise.
12248 (ao_ref_alias_set): Likewise.
12249 (stmt_may_clobber_ref_p_1): Likewise.
12250 (walk_non_aliased_vuses): Adjust.
12251 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12252 (get_ref_from_reference_ops): remove.
12253 (vn_reference_lookup_2): Adjust signature.
12254 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12255 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12256 (vn_reference_lookup): Adjust.
12257 (vn_reference_insert): Likewise.
12258 (vn_reference_insert_pieces): Adjust signature.
12259 (visit_reference_op_call): Adjust.
12260 * tree-ssa-pre.c (get_expr_type): Simplify.
12261 (phi_translate_1): Adjust.
12262 (compute_avail): Likewise.
12263 (translate_vuse_through_block): Do not re-build trees.
12264 (value_dies_in_block_x): Likewise.
12265 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12267 (vn_reference_lookup_pieces): Adjust declaration.
12268 (vn_reference_insert_pieces): Likewise.
12270 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12272 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12273 with checking disabled.
12275 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12279 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12280 macro definition for support of three-operand format aligned
12281 .comm directive in assembler on cygwin/pe/mingw target OS.
12282 * configure: Regenerate.
12283 * config.h: Regenerate.
12285 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12286 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12287 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12289 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12290 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12292 2009-05-28 Ira Rosen <irar@il.ibm.com>
12294 PR tree-optimization/40254
12295 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12296 in analysis of basic blocks.
12298 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12300 PR middle-end/33699
12301 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12302 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12303 (TARGET_INITIALIZER): Use it.
12304 * cse.c (CHEAPER): Move it up to the other macros.
12305 (insert): Rename this ...
12306 (insert_with_costs): ... to this. Add cost parameters. Update
12308 (insert): New function. Call insert_with_costs.
12309 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12310 find_reg_offset_for_const, try_const_anchors): New functions.
12311 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12312 when using a const-anchor. Call insert_const_anchors.
12313 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12314 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12316 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12318 * tree-inline.c (remap_decls): Enable nonlocalized variables
12319 when not optimizing.
12321 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12323 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12324 Simplify other tests involving optimize.
12326 2009-05-27 Tom Tromey <tromey@redhat.com>
12328 * unwind-dw2.c (_Unwind_DebugHook): New function.
12329 (uw_install_context): Call _Unwind_DebugHook.
12331 2009-05-27 Tom Tromey <tromey@redhat.com>
12333 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12335 2009-05-27 Ian Lance Taylor <iant@google.com>
12337 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12338 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12339 (ALL_LINKERFLAGS): Define.
12340 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12341 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12342 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12343 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12344 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12345 $(LINKER_FOR_BUILD).
12346 (build/gcov-iov$(build_exeext)): Likewise.
12348 2009-05-27 Julian Brown <julian@codesourcery.com>
12350 * gcse.c (target.h): Include.
12351 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12352 copy of argument to a pseudo register.
12354 2009-05-27 Diego Novillo <dnovillo@google.com>
12356 * tree-ssa-live.c (dump_scope_block): Document arguments.
12357 (dump_scope_blocks): Document.
12358 (debug_scope_blocks): New.
12359 * tree-flow.h (debug_scope_blocks): Declare.
12361 2009-05-21 Denis Chertykov <denisc@overta.ru>
12363 * doc/contrib.texi (Contributors): Add myself to the list.
12365 2009-05-27 Olivier Hainque <hainque@adacore.com>
12367 * expr.c (target_align): New function. Alignment the TARGET of an
12368 assignment may be assume to have.
12369 (highest_pow2_factor_for_target): Use it instead of relying on
12370 immediate tree attributes of TARGET, not necessarily honored when
12371 intermediate bitfields are involved.
12373 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12376 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12377 AVX, SSE4, AES, PCLMUL and POPCNT.
12379 2009-05-27 Diego Novillo <dnovillo@google.com>
12381 * tree-pretty-print.c (dump_location): New.
12382 (dump_generic_node): Call it.
12383 Factor code to handle BLOCK nodes ...
12384 (dump_block_node): ... here.
12386 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12388 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12390 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12392 * gcc-plugin.h: Include config.h and system.h.
12393 (IN_GCC): Define if not defined.
12395 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12397 PR middle-end/40249
12398 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12401 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12403 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12405 * config/m32r/m32r.h: Ditto.
12406 * config/m32r/m32r.md: Ditto.
12407 * config/m32r/predicates.md: Ditto.
12409 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12411 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
12413 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
12416 (Loading plugins): typo.
12417 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
12418 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12419 (Interacting with the GCC Garbage Collector): Added new section.
12420 (Giving information about a plugin): Added new section for
12422 * ggc.h (ggc_register_root_tab): Added declaration.
12423 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
12424 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
12425 (register_callback): Improved comment in declaration.
12426 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
12427 (extra_root_vec) Added static variable for dynamic roots registration.
12428 (ggc_register_root_tab) Added new routine.
12429 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
12430 PLUGIN_GGC_MARKING event.
12431 * ggc-zone.c: Include plugin.h.
12432 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12433 * ggc-page.c: Include plugin.h.
12434 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12435 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
12436 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
12437 (register_callback): check lack of callbacks for
12438 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
12439 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
12440 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
12441 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12442 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
12443 dependency on plugin.h.
12444 (plugin.o): Added dependency on ggc.h...
12446 2009-05-26 Richard Guenther <rguenther@suse.de>
12448 PR middle-end/40248
12450 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12451 with mismatched comparison modes.
12453 * expr.c (expand_expr_real_1): Expand the operand of a
12454 VIEW_CONVERT_EXPR in its natural mode.
12456 2009-05-26 Ian Lance Taylor <iant@google.com>
12458 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
12459 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
12460 (ALL_COMPILERFLAGS): Define.
12461 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
12462 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12463 (collect2$(exeext), collect2.o): Likewise.
12464 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
12465 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
12466 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
12467 (libbackend.o, intl.o, cppdefault.o): Likewise.
12468 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12469 (build/%.o): Use $(COMPILER_FOR_BUILD).
12470 (build/gen%$(build_exeext)): Likewise.
12471 (build/gcov-iov$(build_exeext)): LIkewise.
12472 * config/t-darwin (darwin.o): Use $(COMPILER).
12473 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
12474 * config/t-sol2 (sol2-c.o): Likewise.
12475 (sol2.o): Likewise.
12476 * config/t-vxworks (vxworks.o): Likewise.
12477 * config/x-darwin (host-darwin.o): Likewise.
12478 * config/x-hpux (host-hpux.o): Likewise.
12479 * config/x-linux (host-linux.o): Likewise.
12480 * config/x-solaris (host-solaris.o): Likewise.
12481 * config/alpha/x-alpha (driver-alpha.o): Likewise.
12482 * config/arm/t-arm (arm-c.o): Likewise.
12483 * config/arm/t-pe (pe.o): Likewise.
12484 * config/arm/t-wince-pe (pe.o): Likewise.
12485 * config/i386/t-cygming (winnt.o): Likewise.
12486 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
12487 * config/i386/t-cygwin (cygwin1.o): Likewise.
12488 (cygwin2.o): Likewise.
12489 * config/i386/t-i386 (i386-c.o): Likewise.
12490 * config/i386/t-interix (winnt.o): Likewise.
12491 * config/i386/t-netware (netware.o): Likewise.
12492 * config/i386/t-nwld (nwld.o): Likewise.
12493 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
12494 * config/i386/x-i386 (driver-i386.o): Likewise.
12495 * config/i386/x-cygwin (host-cygwin.o): Likewise.
12496 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
12497 * config/ia64/t-ia64 (ia64-c.o): Likewise.
12498 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
12499 * config/mips/x-native (driver-native.o): Likewise.
12500 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
12501 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
12502 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
12503 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
12504 * config/score/t-score-elf (score7.o): Likewise.
12505 (score3.o): Likewise.
12506 * config/sh/t-sh (sh-c.o): Likewise.
12507 * config/sh/t-symbian (sh-c.o): Likewise.
12508 (symbian.o): Likewise.
12509 * config/spu/t-spu-elf (spu-c.o): Likewise.
12510 * config/v850/t-v850 (v850-c.o): Likewise.
12511 * config/v850/t-v850e (v850-c.o): Likewise.
12513 2009-05-26 Richard Guenther <rguenther@suse.de>
12515 PR tree-optimization/40122
12516 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
12517 VECTOR_CSTs if possible.
12518 (fold_gimple_assign): Likewise.
12520 2009-05-26 Richard Guenther <rguenther@suse.de>
12522 PR middle-end/40252
12523 * fold-const.c (fold_binary): Use the correct types for building
12526 2009-05-26 Richard Guenther <rguenther@suse.de>
12528 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
12529 redundant calls to merge_alias_info.
12530 (bump_vector_ptr): Likewise.
12531 * tree-ssa-copy.c (merge_alias_info): Remove.
12532 (replace_exp_1): Remove call to merge_alias_info.
12533 (propagate_tree_value): Likewise.
12534 (fini_copy_prop): Propagate points-to info.
12535 * tree-flow.h (merge_alias_info): Remove.
12537 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
12539 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
12541 2009-05-25 Jan Hubicka <jh@suse.cz>
12543 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12544 * cgraph.h (struct inline_summary): New filed self_wize,
12545 size_inlining_benefit, self_time and time_inlining_benefit.
12546 (struct cgraph_global_info): Replace insns by time ans size fields.
12547 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12548 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12549 (ipcp_update_callgraph): Do not touch function bodies.
12550 * ipa-inline.c: Include except.h
12551 (MAX_TIME): New constant.
12552 (overall_insns): Remove.
12553 (leaf_node_p): New.
12554 (overall_size, max_benefit): New static variables.
12555 (cgraph_estimate_time_after_inlining): New function.
12556 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12557 (cgraph_clone_inlined_nodes): Update size.
12558 (cgraph_mark_inline_edge): Update size.
12559 (cgraph_estimate_growth): Use size info.
12560 (cgraph_check_inline_limits): Check size.
12561 (cgraph_default_inline_p): Likewise.
12562 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12563 (cgraph_decide_recursive_inlining): Check size.
12564 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12566 (cgraph_decide_inlining): Likewise.
12567 (cgraph_decide_inlining_incrementally): Likewise; honor
12568 PARAM_EARLY_INLINING_INSNS.
12569 (likely_eliminated_by_inlining_p): New predicate.
12570 (estimate_function_body_sizes): New function.
12571 (compute_inline_parameters): Use it.
12572 * except.c (must_not_throw_labels): New function.
12573 * except.h (must_not_throw_labels): Declare.
12574 * tree-inline.c (init_inline_once): Kill inlining_weigths
12575 * tree-ssa-structalias.c: Avoid uninitialized warning.
12576 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12577 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12578 (PARAM_INLINE_CALL_COST): Remove.
12579 (PARAM_EARLY_INLINING_INSNS): New.
12581 2009-05-25 Richard Guenther <rguenther@suse.de>
12583 PR tree-optimization/36327
12584 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
12585 callback for reference translation or lookup at the point of may-defs.
12586 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
12587 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
12588 for union COMPONENT_REFs.
12589 (vn_reference_lookup_3): New callback. Lookup from memset
12590 and CONSTRUCTOR assignment, translate through struct copies.
12591 (vn_reference_lookup_pieces): Make sure to not free the
12592 passed operands array. Adjust walk_non_aliased_vuses call.
12593 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
12594 make sure we do not leak memory.
12596 2009-05-25 Richard Guenther <rguenther@suse.de>
12598 * tree-ssa-alias.h (dump_points_to_solution): Declare.
12599 * tree-inline.c (expand_call_inline): Reset the escaped and
12600 callused solutions.
12601 * tree-ssa-structalias.c (pass_build_ealias): New.
12602 * tree-pass.h (pass_build_ealias): Declare.
12603 * passes.c (init_optimization_passes): Add PTA during
12604 early optimizations.
12605 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
12606 and CALLUSED solutions.
12607 (dump_points_to_solution): New function, split out from ...
12608 (dump_points_to_info_for): ... here.
12609 * tree-parloops.c (parallelize_loops): Reset the escaped and
12610 callused solutions.
12612 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12615 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
12616 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
12618 2009-05-25 Ira Rosen <irar@il.ibm.com>
12620 PR tree-optimization/40238
12621 * tree-vect-stmts.c (vect_init_vector): Insert initialization
12622 statements after basic block's labels.
12623 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
12624 to free the allocated memory.
12626 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
12628 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
12629 return address with a USE.
12631 2009-05-24 Richard Guenther <rguenther@suse.de>
12633 PR middle-end/40233
12634 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
12635 array type from the main variant of the inner type.
12637 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12639 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
12640 definition to bool (from int) to un-break build.
12641 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
12643 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
12645 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
12646 discard_stmt_changes): Delete.
12647 * tree-ssa-operands.c (scb_stack): Delete.
12648 (init_ssa_operands): Do not initialize it.
12649 (fini_ssa_operands): Do not free it.
12650 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
12652 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
12653 update_stmt, remove the others. Fix comments.
12654 * tree-dfa.c (optimize_stack_restore): Likewise.
12655 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
12656 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
12657 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12658 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
12660 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
12661 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
12662 (dom_opt_finalize_block): Likewise, adjusting access to
12664 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
12665 (stmts_to_rescan): Change item type to gimple.
12666 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
12668 2009-05-24 Ira Rosen <irar@il.ibm.com>
12670 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
12671 * tree-pass.h (pass_slp_vectorize): New pass.
12672 * params.h (SLP_MAX_INSNS_IN_BB): Define.
12673 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
12674 * tree-vectorizer.c (timevar.h): Include.
12675 (user_vect_verbosity_level): Declare.
12676 (vect_location): Fix comment.
12677 (vect_set_verbosity_level): Update user_vect_verbosity_level
12678 instead of vect_verbosity_level.
12679 (vect_set_dump_settings): Add an argument. Ignore user defined
12680 verbosity if dump flags require higher level of verbosity. Print to
12681 stderr only for loop vectorization.
12682 (vectorize_loops): Update call to vect_set_dump_settings.
12683 (execute_vect_slp): New function.
12684 (gate_vect_slp): Likewise.
12685 (struct gimple_opt_pass pass_slp_vectorize): New.
12686 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
12687 access its members.
12688 (vec_info_for_bb): New function.
12689 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
12690 (VECTORIZATION_ENABLED): New macro.
12691 (SLP_ENABLED, SLP_DISABLED): Likewise.
12692 (vect_is_simple_use): Add bb_vec_info argument.
12693 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
12694 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
12695 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
12696 vect_schedule_slp, vect_analyze_slp): Likewise.
12697 (vect_analyze_stmt): Add slp_tree argument.
12698 (find_bb_location): Declare.
12699 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12700 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
12701 (vect_analyze_loop_operations, vect_analyze_loop,
12702 get_initial_def_for_induction, vect_create_epilog_for_reduction,
12703 vect_finalize_reduction, vectorizable_reduction,
12704 vectorizable_live_operation, vect_transform_loop): Likewise.
12705 * tree-data-ref.c (dr_analyze_innermost): Update comment,
12706 skip evolution analysis if analyzing a basic block.
12707 (dr_analyze_indices): Likewise.
12708 (initialize_data_dependence_relation): Skip the test whether the
12709 object is invariant for basic blocks.
12710 (compute_all_dependences): Skip dependence analysis for data
12711 references in basic blocks.
12712 (find_data_references_in_stmt): Don't fail in case of invariant
12713 access in basic block.
12714 (find_data_references_in_bb): New function.
12715 (find_data_references_in_loop): Move code to
12716 find_data_references_in_bb and add a call to it.
12717 (compute_data_dependences_for_bb): New function.
12718 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
12719 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
12721 (vect_analyze_data_ref_dependence): Check for interleaving in case of
12722 unknown dependence in basic block and fail in case of dependence in
12724 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
12725 dependence instances from either loop or basic block vectorization
12727 (vect_compute_data_ref_alignment): Check if it is loop vectorization
12728 before calling nested_in_vect_loop_p.
12729 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
12730 dependence instances from either loop or basic block vectorization
12732 (vect_verify_datarefs_alignment): Likewise.
12733 (vect_enhance_data_refs_alignment): Adjust function calls.
12734 (vect_analyze_data_refs_alignment): Likewise.
12735 (vect_analyze_group_access): Fix printing. Skip different checks if
12736 DR_STEP is 0. Keep strided stores either in loop or basic block
12737 vectorization data structure. Fix indentation.
12738 (vect_analyze_data_ref_access): Fix comments, allow zero step in
12740 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
12741 dependence instances from either loop or basic block vectorization
12743 (vect_analyze_data_refs): Update comment. Call
12744 compute_data_dependences_for_bb to analyze basic blocks.
12745 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
12746 case of loop vectorization. In case of basic block vectorization use
12747 data-ref itself as a base.
12748 (vect_create_data_ref_ptr): In case of basic block vectorization:
12749 don't advance the pointer, add new statements before the current
12750 statement. Adjust function calls.
12751 (vect_supportable_dr_alignment): Support only aligned accesses in
12752 basic block vectorization.
12753 * common.opt (ftree-slp-vectorize): New flag.
12754 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
12755 (vect_pattern_recog_1): Likewise.
12756 * tree-vect-stmts.c (process_use): Likewise.
12757 (vect_init_vector): Add new statements in the beginning of the basic
12758 block in case of basic block SLP.
12759 (vect_get_vec_def_for_operand): Adjust function calls.
12760 (vect_finish_stmt_generation): Likewise.
12761 (vectorizable_call): Add assert that it is loop vectorization, adjust
12763 (vectorizable_conversion, vectorizable_assignment): Likewise.
12764 (vectorizable_operation): In case of basic block SLP, take
12765 vectorization factor from statement's type and skip the relevance
12766 check. Adjust function calls.
12767 (vectorizable_type_demotion): Add assert that it is loop
12768 vectorization, adjust function calls.
12769 (vectorizable_type_promotion): Likewise.
12770 (vectorizable_store): Check for outer loop only in case of loop
12771 vectorization. Adjust function calls. For basic blocks, skip the
12772 relevance check and don't advance pointers.
12773 (vectorizable_load): Likewise.
12774 (vectorizable_condition): Add assert that it is loop vectorization,
12775 adjust function calls.
12776 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
12777 that it is not reduction, get vector type, call only supported
12778 functions, skip loop specific parts.
12779 (vect_transform_stmt): Check for outer loop only in case of loop
12781 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
12782 (vect_is_simple_use): Fix comment, add new argument, fix conditions
12783 for external definition.
12784 * passes.c (pass_slp_vectorize): New pass.
12785 * tree-vect-slp.c (find_bb_location): New function.
12786 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
12787 check for patterns only in loops.
12788 (vect_build_slp_tree): Add argument, adjust function calls, fail in
12789 case of multiple types in basic block SLP.
12790 (vect_mark_slp_stmts_relevant): New function.
12791 (vect_supported_load_permutation_p): Fix comment.
12792 (vect_analyze_slp_instance): Add argument. In case of basic block
12793 SLP, take vectorization factor from statement's type, check that
12794 unrolling factor is 1. Adjust function call. Save SLP instance in
12795 either loop or basic block vectorization structure. Return FALSE,
12797 (vect_analyze_slp): Add argument. Get strided stores groups from
12798 either loop or basic block vectorization structure. Return FALSE
12799 if basic block SLP failed.
12800 (new_bb_vec_info): New function.
12801 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
12802 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
12803 (vect_schedule_slp): Add argument. Get SLP instances from either
12804 loop or basic block vectorization structure. Set vectorization factor
12805 to be 1 for basic block SLP.
12806 (vect_slp_transform_bb): New function.
12807 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
12809 2009-05-23 Mark Mitchell <mark@codesourcery.com>
12811 * final.c (shorten_branches): Do not align labels for jump tables.
12812 (final_scan_insn): Use JUMP_TABLE_DATA_P.
12814 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
12816 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
12817 Remove outdated reference to flow.c and fix nits.
12818 * doc/gccint.texi: Tweak RTL description.
12819 * doc/rtl.texi: Likewise.
12821 2009-05-23 Denis Chertykov <chertykov@gmail.com>
12823 * config/avr/avr.c: Change my email address.
12824 * config/avr/avr.h: Likewise.
12825 * config/avr/avr.md: Likewise.
12826 * config/avr/avr-protos.h: Likewise.
12827 * config/avr/libgcc.S: Likewise.
12829 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
12831 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
12832 (spu_split_load, spu_split_store): Change return type to int.
12833 (spu_split_convert): Declare.
12834 * config/spu/predicates.md (spu_mem_operand): Remove.
12835 (spu_mov_operand): Update.
12836 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
12837 * config/spu/spu.c (regno_aligned_for_load): Remove.
12838 (reg_aligned_for_addr, spu_expand_load): Define.
12839 (spu_expand_extv): Reimplement and handle MEM.
12840 (spu_expand_insv): Handle MEM.
12841 (spu_sched_reorder): Handle insn's with length 0.
12842 (spu_legitimate_address_p): Reimplement.
12843 (store_with_one_insn_p): Return TRUE for any mode with size
12844 larger than 16 bytes.
12845 (address_needs_split): Define.
12846 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
12848 (spu_convert_move): Define.
12849 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
12850 (spu_split_store): Change all MEM's to TImode.
12851 (spu_init_expanders): Preallocate registers that correspond to
12852 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
12854 (spu_split_convert): Define.
12855 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
12856 (_move<mode>, _movdi, _movti): Update predicate and condition.
12857 (load, store): Change to define_split.
12858 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
12860 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
12861 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
12862 define_insn_and_split of lshr<mode>3.
12863 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
12864 (<v>ashr<mode>3_imm): Define.
12865 (extv, extzv, insv): Allow MEM operands.
12866 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
12867 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
12868 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
12869 (_spu_convert2): Change to define_insn_and_split and remove the
12870 corresponding define_peephole2.
12871 (stack_protect_set, stack_protect_test, stack_protect_test_si):
12872 Change predicates to memory_operand.
12874 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12876 * config/arm/thumb2.md: Add 16-bit multiply instructions.
12878 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12880 PR tree-optimization/40219
12881 * tree.c (iterative_hash_expr): Make sure the builtin function is
12882 a normal builtin function and not a front end or back end builtin
12883 before indexing into the built_in_decls array.
12885 2009-05-22 Richard Guenther <rguenther@suse.de>
12887 PR middle-end/38964
12888 * alias.c (write_dependence_p): Do not use TBAA for answering
12889 anti-dependence or output-dependence.
12890 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
12891 (emit_pointer_definition): Remove.
12892 (emit_alias_warning): Likewise.
12893 (find_what_var_points_to): Remove TBAA pruning code.
12894 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
12896 (compute_points_to_sets): Remove code computing the set of
12897 dereferenced pointers.
12898 * tree-data-ref.c (dr_may_alias_p): Properly use the split
12899 oracle for querying anti and output dependencies.
12900 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
12901 if TBAA may be applied.
12902 (refs_anti_dependent_p): New function.
12903 (refs_output_dependent_p): Likewise.
12904 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
12905 (refs_output_dependent_p): Likewise.
12906 * doc/tree-ssa.texi (Memory model): New section.
12907 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12908 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12909 * cfgexpand.c (expand_gimple_basic_block): Do not handle
12910 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
12911 * expr.c (expand_expr_real_1): Likewise.
12912 * gimple-low.c (lower_stmt): Likewise.
12913 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
12914 (dump_gimple_cdt): Remove.
12915 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12916 (gimple_size): Likewise.
12917 (walk_gimple_op): Likewise.
12918 (is_gimple_stmt): Likewise.
12919 (walk_stmt_load_store_addr_ops): Likewise.
12920 (gimple_build_cdt): Remove.
12921 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12922 * gimple.h (gimple_cdt_new_type): Remove.
12923 (gimple_cdt_new_type_ptr): Likewise.
12924 (gimple_cdt_set_new_type): Likewise.
12925 (gimple_cdt_location): Likewise.
12926 (gimple_cdt_location_ptr): Likewise.
12927 (gimple_cdt_set_location): Likewise.
12928 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12929 * tree-cfg.c (remove_useless_stmts_1): Do not handle
12930 GIMPLE_CHANGE_DYNAMIC_TYPE.
12931 (verify_types_in_gimple_stmt): Likewise.
12932 * tree-inline.c (estimate_num_insns): Likewise.
12933 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
12934 (copy_decl_to_var): Likewise.
12935 (copy_result_decl_to_var): Likewise.
12936 * tree-pretty-print.c (dump_generic_node): Do not handle
12937 CHANGE_DYNAMIC_TYPE_EXPR.
12938 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12939 * tree-ssa-operands.c (get_expr_operands): Likewise.
12940 * tree-ssa-structalias.c (struct variable_info): Remove
12941 no_tbaa_pruning member.
12942 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
12943 (unify_nodes): Do not copy it.
12944 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12945 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
12946 (set_uids_in_ptset): Do not check it.
12947 (find_what_var_points_to): Likewise.
12948 (compute_tbaa_pruning): Remove.
12949 (compute_points_to_sets): Do not call it.
12950 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12951 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12952 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
12953 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
12954 (DECL_NO_TBAA_P): Likewise.
12955 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
12956 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
12957 (expand_omp_atomic_pipeline): Do not set it.
12958 * print-tree.c (print_node): Do not dump it.
12959 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
12962 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
12965 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
12968 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12970 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
12973 2009-05-22 Ben Elliston <bje@au.ibm.com>
12975 * Makefile.in (bversion.h, s-bversion): New targets.
12976 (TOPLEV_H): Add bversion.h.
12977 * toplev.h: Include "bversion.h".
12978 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
12979 the __format__ attribute only if compiling with the same version
12980 of GCC as the sources (the "build version").
12982 2009-05-22 Ben Elliston <bje@au.ibm.com>
12984 * c-format.c (handle_format_attribute): Fix comment typo.
12986 2009-05-21 Steve Ellcey <sje@cup.hp.com>
12989 * config/ia64/ia64.opt (mfused-madd): New.
12990 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
12991 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
12992 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
12993 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
12994 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
12995 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
12996 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
12997 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
12998 instruction if !TARGET_FUSED_MADD.
12999 (fpma, fpms): Remove colon from name.
13001 2009-05-22 Richard Guenther <rguenther@suse.de>
13003 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13004 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13005 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13007 (create_expression_by_pieces): Only convert if necessary.
13008 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13009 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13011 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13013 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13014 regular pattern from a template and rename it ...
13015 (*extzv_truncsi_exts): ... to this.
13017 2009-05-21 Richard Guenther <rguenther@suse.de>
13019 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13020 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13021 (cgraph_default_inline_p): Likewise.
13022 (cgraph_decide_inlining_incrementally): Likewise.
13024 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13025 Uros Bizjak <ubizjak@gmail.com>
13027 * config/i386/cpuid.h (bit_MOVBE): New.
13029 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13031 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13032 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13033 (ix86_handle_option): Handle OPT_mmovbe.
13034 (ix86_target_string): Add -mmovbe.
13035 (pta_flags): Add PTA_MOVBE.
13036 (processor_alias_table): Add PTA_MOVBE to "atom".
13037 (override_options): Handle PTA_MOVBE.
13039 * config/i386/i386.h (TARGET_MOVBE): New.
13041 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13042 (*bswapsi_movbe): New.
13043 (*bswapdi_movbe): Likewise.
13044 (bswapdi2): Renamed to ...
13045 (*bswapdi_1): This.
13046 (bswapdi2): New expander.
13048 * config/i386/i386.opt (mmovbe): New.
13050 * doc/invoke.texi: Document -mmovbe.
13052 2009-05-21 Taras Glek <tglek@mozilla.com>
13054 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13055 * gcc-plugin.h (plugin_init): Updated signature.
13056 * gcc-plugin.h (plugin_name_args): Moved to this header.
13057 * doc/plugins.texi (plugin_init): Updated documention to reflect
13059 * doc/plugins.texi (plugin_name_args): Added to documention.
13061 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13063 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13064 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13066 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13068 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13069 JUMP_TABLE_DATA_P predicates where applicable.
13070 * config/i386/predicates.md: Ditto.
13071 * config/i386/sse.md: Ditto.
13073 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13075 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13076 operand2 -128 override length_immediate attribute to 1.
13077 * config/i386/predicates.md (constm128_operand): New predicate.
13079 * config/i386/i386.c (memory_address_length): Handle %r12
13080 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13082 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13083 mode look through optional ZERO_EXTEND and SUBREG.
13084 * config/i386/i386.md (R12_REG): New define_constant.
13085 (prefix_data16): For sse unit set also for MODE_TI insns.
13086 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13087 insns set if operand 1 is ext_QIreg_operand.
13088 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13089 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13091 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13092 mode from MODE_DI to MODE_SI.
13093 (movdi_1_rex64): Override modrm and length_immediate attributes
13094 only for movabs (TYPE_IMOV, alternative 2).
13095 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13096 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13097 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13098 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13099 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13100 prefix_rex attribute if DImode.
13101 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13102 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13103 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13104 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13105 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13106 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13107 Likewise. For TYPE_IMOV clear length_immediate attribute.
13108 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13109 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13110 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13111 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13112 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13113 or one operand TYPE_ISHIFT.
13114 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13115 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13116 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13117 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13118 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13119 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13120 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13121 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13122 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13123 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13124 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13125 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13126 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13127 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13128 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13129 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13130 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13131 set mode attribute, don't override length attribute.
13132 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13134 (return_internal_long): Set length attribute to 2 instead of 1.
13135 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13136 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13137 prefix_rex attribute.
13138 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13140 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13142 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13144 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13146 2009-05-20 Ian Lance Taylor <iant@google.com>
13148 * tree.c (build_tree_list_vec_stat): New function.
13149 (ctor_to_vec): New function.
13150 (build_nt_call_vec): New function.
13151 (build_call_array): Change args to be a const pointer.
13152 (build_call_vec): New function.
13153 * tree.h (build_nt_call_vec): Declare.
13154 (build_tree_list_vec_stat): Declare.
13155 (build_tree_list_vec): Define.
13156 (build_call_array): Update declaration.
13157 (build_call_vec): Declare.
13158 (ctor_to_vec): Declare.
13159 * c-common.c (tree_vector_cache): New static variable.
13160 (make_tree_vector): New function.
13161 (release_tree_vector): New function.
13162 (make_tree_vector_single): New function.
13163 (make_tree_vector_copy): New function.
13164 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13165 (make_tree_vector_single, make_tree_vector_copy): Declare.
13166 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13167 (c_parser_expr_list): Don't manage cache here, instead call
13169 (c_parser_release_expr_list): Remove static function.
13170 (c_parser_vec_to_tree_list): Remove static function.
13171 (c_parser_attributes): Call build_tree_list_vec instead of
13172 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13173 c_parser_release_expr_list.
13174 (c_parser_postfix_expression_after_primary): Likewise.
13175 (c_parser_objc_keywordexpr): Likewise.
13177 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13179 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13180 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13181 TARGET_CONVERT_TO_TYPE.
13182 * hooks.c (hook_tree_const_tree_null): Define.
13183 * hooks.h (hook_tree_const_tree_null): Declare.
13184 * target.h (struct gcc_target): Add invalid_parameter_type,
13185 invalid_return_type, promoted_type, and convert_to_type fields.
13186 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13187 (TARGET_INVALID_RETURN_TYPE): Define.
13188 (TARGET_PROMOTED_TYPE): Define.
13189 (TARGET_CONVERT_TO_TYPE): Define.
13190 (TARGET_INITIALIZER): Update for new fields.
13191 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13192 (grokparms): Check targetm.invalid_parameter_type.
13193 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13194 * c-convert.c (convert): Check targetm.convert_to_type.
13196 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13198 * config/mips/mips.md (*extenddi_truncate<mode>,
13199 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13201 (*extendhi_truncateqi): New define_insn_and_sptit.
13203 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13205 PR middle-end/40204
13206 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13207 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13209 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13211 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13212 the operand of VIEW_CONVERT_EXPR.
13214 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13216 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13217 extended family and model for Intel processors. Support Intel Atom.
13219 2009-05-20 Olivier Hainque <hainque@adacore.com>
13221 * gstab.h (stab_code_type): Define, to be used instead of the
13222 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13224 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13225 occurrences by stab_code_type.
13226 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13228 2009-05-20 Martin Jambor <mjambor@suse.cz>
13230 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13231 (sra_insert_before): Likewise.
13232 (sra_insert_after): Likewise.
13233 (sra_init_cache): Likewise.
13234 (sra_type_can_be_decomposed_p): Likewise.
13235 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13236 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13237 (sra_insert_before): Likewise.
13238 (sra_insert_after): Likewise.
13239 (sra_init_cache): Likewise.
13240 (insert_edge_copies_seq): Made static and moved upwards.
13242 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13245 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13247 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13248 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13251 2009-05-20 Richard Guenther <rguenther@suse.de>
13253 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13254 with mismatched comparison modes.
13256 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13258 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13259 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13260 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13261 with shifts for Thumb2.
13262 (orsi_notsi): New for orn.
13263 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13264 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13265 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13266 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13267 Don't invert remainder for IOR.
13269 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13271 PR tree-optimization/40087
13272 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13273 number_of_iterations_ne): Rename never_infinite argument.
13274 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13275 number_of_iterations_le): Handle pointer-type ivs when
13276 exit_must_be_taken is false.
13277 (number_of_iterations_cond): Do not always assume that
13278 exit_must_be_taken if the control variable is a pointer.
13280 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13282 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13283 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13285 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13287 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13288 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13290 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13293 * c.opt (Wlogical-op): Disabled by default.
13294 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13296 * doc/invoke.texi (Wlogical-op): Likewise.
13298 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13300 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13302 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13303 Propagate the type of the first operand.
13304 <ASSERT_EXPR>: Simplify.
13305 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13306 Rewrite using the RHS code as discriminant.
13307 <NOP_EXPR>: Turn into CASE_CONVERT.
13308 <PLUS_EXPR>: Propagate the type of the first operand.
13310 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13312 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13313 (ia64_dconst_0_375): New.
13314 * config/ia64/ia64.c (ia64_override_options): Remove
13315 -minline-sqrt-min-latency warning.
13316 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13317 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13318 * config/ia64/ia64.md (*sqrt_approx): Remove.
13319 (sqrtsf2): Remove #if 0.
13320 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13321 (sqrtdf): Remove assert.
13322 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13323 (sqrtxf2): Remove #if 0.
13324 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13325 * div.md (sqrt_approx_rf): New.
13326 (sqrtsf2_internal_thr): New implementation.
13327 (sqrtsf2_internal_lat): New.
13328 (sqrtdf2_internal_thr: New implementation.
13329 (sqrtxf2_internal): New implementation.
13331 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13332 Hans-Peter Nilsson <hp@axis.com>
13334 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13335 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13336 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13337 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13338 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13339 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13340 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13341 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13342 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13343 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13344 * c-common.c: ...from here.
13346 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13348 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13350 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13352 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13354 2009-05-19 Ben Elliston <bje@au.ibm.com>
13356 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13357 assignments with memcpy calls.
13358 (add_fdes): Likewise.
13359 (binary_search_unencoded_fdes): Likewise.
13360 (linear_search_fdes): Eliminate type puns.
13362 2009-05-19 Richard Guenther <rguenther@suse.de>
13364 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13365 not falsely claim to have propagated into all uses.
13367 2009-05-19 Ben Elliston <bje@au.ibm.com>
13369 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13372 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13374 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13375 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13376 (TARGET_LEGITIMATE_ADDRESS_P): New.
13377 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13378 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13380 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13383 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13384 child of the containing namespace's DIE.
13386 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13388 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13389 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13390 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13393 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13396 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13397 gen_align with gen_pad.
13398 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13399 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13401 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13402 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13404 * config/i386/i386.md (align): Renamed to ...
13405 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13406 ASM_OUTPUT_MAX_SKIP_PAD.
13408 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13410 * config.gcc: Fix variable syntax.
13413 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
13414 before calling exact_log2.
13415 (output_iorsi3): Likewise.
13416 (output_xorsi3): Likewise.
13418 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13420 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
13421 for the none zero constant operand except for EQ and NE
13422 comprisons even when the first operand is R0.
13424 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
13426 * config/s390/2064.md: Remove trailing whitespaces.
13427 * config/s390/2084.md: Likewise.
13428 * config/s390/constraints.md: Likewise.
13429 * config/s390/fixdfdi.h: Likewise.
13430 * config/s390/libgcc-glibc.ver: Likewise.
13431 * config/s390/s390-modes.def: Likewise.
13432 * config/s390/s390-protos.h: Likewise.
13433 * config/s390/s390.c: Likewise.
13434 * config/s390/s390.h: Likewise.
13435 * config/s390/s390.md: Likewise.
13436 * config/s390/tpf-unwind.h: Likewise.
13438 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13440 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
13442 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13445 * configure.ac (m68k-*-*): Check if binutils support TLS.
13446 * configure: Regenerate.
13447 * config/m68k/predicates.md (symbolic_operand): Extend comment.
13448 * config/m68k/constraints.md (Cu): New constraint.
13449 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
13450 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
13451 (movsi): Handle TLS symbols.
13452 (addsi3_5200): Handle XTLS symbols, indent.
13453 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
13454 (m68k_tls_reference_p): Declare.
13455 (m68k_legitimize_address): Declare.
13456 (m68k_unwrap_symbol): Declare.
13457 * config/m68k/m68k.opt (mxtls): New option.
13458 * config/m68k/m68k.c (ggc.h): Include.
13459 (m68k_output_dwarf_dtprel): Implement hook.
13460 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13461 (m68k_expand_prologue): Load GOT pointer when function needs it.
13462 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
13463 (m68k_legitimate_constant_address_p): Same.
13464 (m68k_decompose_address): Handle TLS references.
13465 (m68k_get_gp): New static function.
13466 (enum m68k_reloc): New contants.
13467 (TLS_RELOC_P): New macro.
13468 (m68k_wrap_symbol): New static function.
13469 (m68k_unwrap_symbol): New function.
13470 (m68k_final_prescan_insn_1): New static function.
13471 (m68k_final_prescan_insn): New function.
13472 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
13474 (legitimize_pic_address): Handle TLS references..
13475 (m68k_tls_get_addr, m68k_get_tls_get_addr)
13476 (m68k_libcall_value_in_a0_p)
13477 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
13478 (m68k_call_m68k_read_tp): Helper variables and functions for ...
13479 (m68k_legitimize_tls_address): Handle TLS references.
13480 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
13482 (m68k_legitimize_address): Handle TLS symbols.
13483 (m68k_get_reloc_decoration): New static function.
13484 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
13486 (m68k_output_dwarf_dtprel): Implement hook.
13487 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
13488 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
13489 m68k_call_* routines.
13490 (sched_attr_op_type): Handle TLS symbols.
13491 (gt-m68k.h): Include.
13492 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
13493 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
13495 2009-05-18 Martin Jambor <mjambor@suse.cz>
13497 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
13498 (visit_store_addr_for_mod_analysis): New function.
13499 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
13500 (determine_cst_member_ptr): Use gimple_assign_single_p.
13501 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
13502 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
13503 operands. Don't check number of operands of a NOP_EXPR.
13505 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
13507 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
13509 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
13512 * c-common.c (warn_logical_operator): Don't warn if one of
13513 expression isn't always true or false.
13515 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
13517 * config/i386/biarch32.h: New file.
13518 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
13520 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
13522 * config/mips/mips.md (*zero_extend<mode>_trunchi,
13523 *zero_extend<mode>_truncqi): Merge these into ...
13524 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
13525 Name the pattern following this as *zero_extendhi_truncqi.
13527 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
13529 PR middle-end/39301
13530 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
13531 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
13532 (output_info): Make field HOST_WIDEST_INT.
13533 (print_statistics): Use HOST_WIDEST_INT_PRINT.
13534 (dump_bitmat_statistics): Same.
13536 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
13538 * config.gcc (use_gcc_stdint): Set to wrap.
13539 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13540 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13541 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13542 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13543 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13544 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13545 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13546 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13548 2009-05-16 Joseph Myers <joseph@codesourcery.com>
13550 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
13552 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
13553 Move definitions earlier.
13554 (OPT_ARCH64, OPT_ARCH32): Define.
13555 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
13558 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13561 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
13564 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13566 * arm.md (movdi2): Copy non-reg values to DImode registers.
13568 2009-05-16 Jakub Jelinek <jakub@redhat.com>
13571 * final.c (label_to_max_skip): New function.
13572 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
13573 CODE_LABEL_NUMBER <= max_labelno.
13574 * output.h (label_to_max_skip): New prototype.
13575 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
13576 (ix86_avoid_jump_mispredicts): ... this. Don't define if
13577 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
13578 Handle CODE_LABELs with >= 16 byte alignment or with
13579 max_skip == (1 << align) - 1.
13580 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
13581 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
13584 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
13585 .p2align 3 if MAX_SKIP is smaller than 7.
13586 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13588 2009-05-15 Ian Lance Taylor <iant@google.com>
13590 * alias.c (struct alias_set_entry_d): Rename from struct
13591 alias_set_entry. Change all uses.
13592 * except.c (struct call_site_record_d): Rename from struct
13593 call_site_record. Change all uses.
13594 * except.h (struct eh_region_d): Rename from struct eh_region.
13596 * gcse.c (struct hash_table_d): Rename from struct hash_table.
13598 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
13599 ivtype_map_elt. Change all uses.
13600 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
13602 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
13603 * graphite.h (struct name_tree_d): Rename from struct name_tree.
13605 (struct sese_d): Rename from struct sese. Change all uses.
13606 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
13607 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
13608 * optabs.h (struct optab_d): Rename from struct optab. Change all
13610 (struct convert_optab_d): Rename from struct convert_optab.
13612 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
13613 ipa_opt_pass. Change all uses.
13614 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
13617 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
13618 defined as a typedef.
13619 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
13622 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13625 * fold-const.c (make_range,build_range_check,merge_ranges): Move
13627 (merge_ranges): Returns bool.
13628 * tree.h (make_range): .. to here.
13629 (build_range_check): Likewise.
13630 (merge_ranges): Likewise. Renamed from merge_ranges.
13631 * c-typeck.c (parser_build_binary_op): Update calls to
13632 warn_logical_operator.
13633 * c-common.c (warn_logical_operator): Add new warning.
13634 * c-common.h (warn_logical_operator): Update declaration.
13636 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13638 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
13640 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13642 * doc/install.texi: Document MPC requirements, flags etc.
13644 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
13645 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
13646 Evaluate constant arguments.
13647 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
13648 (fold_builtin_1): Likewise, also evaluate constant arguments.
13649 Remove superfluous break.
13650 (do_mpc_ckconv): New.
13651 * real.h: Include mpc.h.
13652 * toplev.c (print_version): Output MPC version info if available.
13654 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13656 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
13658 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
13660 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
13663 2009-05-15 Jan Hubicka <jh@suse.cz>
13665 * doc/invoke.texi (max-early-inliner-iterations): New flag.
13666 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
13667 (try_inline): Fix return value.
13668 (cgraph_decide_inlining_incrementally): Honor new value.
13669 (cgraph_early_inlining): Handle indirect inlining.
13670 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
13672 2009-05-15 Jan Hubicka <jh@suse.cz>
13674 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
13675 * cgraphunit.c (cgraph_finalize_function): Set it.
13676 (cgraph_expand_function): Use it.
13678 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13680 * real.c (encode_ieee_half): Define.
13681 (decode_ieee_half): Define.
13682 (ieee_half_format): Define.
13683 (arm_half_format): Define.
13684 * real.h (ieee_half_format): Declare.
13685 (arm_half_format): Declare.
13687 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13689 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
13690 swapped, and reversed optabs exist before trying to use them.
13692 2009-05-15 Paul Brook <paul@codesourcery.com>
13693 Sandra Loosemore <sandra@codesourcery.com>
13695 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
13696 loads. Allow PRE_DEC.
13697 (output_move_neon): Handle PRE_DEC.
13698 (arm_print_operand): Add 'A' for neon structure loads.
13699 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
13700 * config/arm/neon.md (neon_mov): Update comment.
13701 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
13703 (Um): New constraint.
13705 2009-05-15 Jan Hubicka <jh@suse.cz>
13707 Revert the following patch until testsuite fallout is fixed:
13708 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13709 * cgraph.h (struct inline_summary): New filed self_wize,
13710 size_inlining_benefit, self_time and time_inlining_benefit.
13711 (struct cgraph_global_info): Replace insns by time ans size fields.
13712 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13713 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13714 (ipcp_update_callgraph): Do not touch function bodies.
13715 * ipa-inline.c: Include except.h
13716 (MAX_TIME): New constant.
13717 (overall_insns): Remove
13718 (overall_size, max_benefit): New static variables.
13719 (cgraph_estimate_time_after_inlining): New function.
13720 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13721 (cgraph_clone_inlined_nodes): Update size.
13722 (cgraph_mark_inline_edge): Update size.
13723 (cgraph_estimate_growth): Use size info.
13724 (cgraph_check_inline_limits): Check size.
13725 (cgraph_default_inline_p): Likewise.
13726 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13727 (cgraph_decide_recursive_inlining): Check size.
13728 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13730 (cgraph_decide_inlining): Likewise.
13731 (cgraph_decide_inlining_incrementally): Likewise; honor
13732 PARAM_EARLY_INLINING_INSNS.
13733 (likely_eliminated_by_inlining_p): New predicate.
13734 (estimate_function_body_sizes): New function.
13735 (compute_inline_parameters): Use it.
13736 * except.c (must_not_throw_labels): New function.
13737 * except.h (must_not_throw_labels): Declare.
13738 * tree-inline.c (init_inline_once): Kill inlining_weigths
13739 * tree-ssa-structalias.c: Avoid uninitialized warning.
13740 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13741 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13742 (PARAM_INLINE_CALL_COST): Remove.
13743 (PARAM_EARLY_INLINING_INSNS): New.
13745 2009-05-15 Richard Guenther <rguenther@suse.de>
13747 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
13748 not TODO_update_ssa.
13750 2009-05-15 Richard Guenther <rguenther@suse.de>
13752 PR tree-optimization/39999
13753 * gimple.h (gimple_expr_type): Use the expression type looking
13754 through useless conversions.
13755 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
13756 (vn_nary_op_insert_stmt): Likewise.
13757 (simplify_binary_expression): Likewise.
13759 2009-05-15 Richard Guenther <rguenther@suse.de>
13761 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13762 New options, enabled by default.
13763 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13765 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
13766 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
13767 * tree-ssa-structalias.c (gate_tree_pta): New function.
13768 (pass_build_alias): Use it.
13770 2009-05-15 Joseph Myers <joseph@codesourcery.com>
13772 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
13773 recurse on an invariant address if a conversion from a pointer
13774 type to a wider integer type is involved.
13776 2009-05-15 Jan Hubicka <jh@suse.cz>
13778 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13779 * cgraph.h (struct inline_summary): New filed self_wize,
13780 size_inlining_benefit, self_time and time_inlining_benefit.
13781 (struct cgraph_global_info): Replace insns by time ans size fields.
13782 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13783 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13784 (ipcp_update_callgraph): Do not touch function bodies.
13785 * ipa-inline.c: Include except.h
13786 (MAX_TIME): New constant.
13787 (overall_insns): Remove
13788 (overall_size, max_benefit): New static variables.
13789 (cgraph_estimate_time_after_inlining): New function.
13790 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13791 (cgraph_clone_inlined_nodes): Update size.
13792 (cgraph_mark_inline_edge): Update size.
13793 (cgraph_estimate_growth): Use size info.
13794 (cgraph_check_inline_limits): Check size.
13795 (cgraph_default_inline_p): Likewise.
13796 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13797 (cgraph_decide_recursive_inlining): Check size.
13798 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13800 (cgraph_decide_inlining): Likewise.
13801 (cgraph_decide_inlining_incrementally): Likewise; honor
13802 PARAM_EARLY_INLINING_INSNS.
13803 (likely_eliminated_by_inlining_p): New predicate.
13804 (estimate_function_body_sizes): New function.
13805 (compute_inline_parameters): Use it.
13806 * except.c (must_not_throw_labels): New function.
13807 * except.h (must_not_throw_labels): Declare.
13808 * tree-inline.c (init_inline_once): Kill inlining_weigths
13809 * tree-ssa-structalias.c: Avoid uninitialized warning.
13810 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13811 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13812 (PARAM_INLINE_CALL_COST): Remove.
13813 (PARAM_EARLY_INLINING_INSNS): New.
13814 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
13815 (inline-call-cost): Remove.
13816 (early-inlining-insns): New.
13818 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
13820 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
13822 (print_int_cst_bounds_in_octal_p): Likewise.
13823 (dbxout_type): Adjust calls to above functions. Be prepared to deal
13825 * dwarf2out.c (base_type_die): Likewise.
13826 (is_subrange_type): Delete.
13827 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
13828 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
13829 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
13830 if the destination type is boolean.
13831 (build_range_check): Do not special-case subtypes.
13832 (fold_sign_changed_comparison): Likewise.
13833 (fold_unary): Likewise.
13834 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
13835 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
13836 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
13837 * tree.c (subrange_type_for_debug_p): New predicate based on the
13838 former is_subrange_type.
13839 * tree.h (subrange_type_for_debug_p): Declare.
13840 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
13841 (convert_affine_scev): Remove call to above function.
13842 (chrec_convert_aggressive): Likewise.
13843 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
13844 false for conversions involving subtypes.
13845 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
13846 (vrp_val_min): Likewise.
13847 (needs_overflow_infinity): Likewise.
13848 (extract_range_from_unary_expr): Likewise.
13850 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
13852 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13853 * config/frv/frv.c: Likewise.
13854 * config/s390/s390.c: Likewise.
13855 * config/sparc/sparc.h: Likewise.
13856 * config/i386/i386.h: Likewise.
13857 * config/i386/i386.c: Likewise.
13858 * config/crx/crx.c: Likewise.
13859 * config/m68hc11/m68hc11.h: Likewise.
13860 * config/iq2000/iq2000.c: Likewise.
13861 * config/mn10300/mn10300.h: Likewise.
13862 * config/mn10300/mn10300.c: Likewise.
13863 * config/m68k/m68k.c: Likewise.
13864 * config/rs6000/rs6000.c: Likewise.
13865 * config/rs6000/xcoff.h: Likewise.
13866 * config/rs6000/linux64.h: Likewise.
13867 * config/rs6000/sysv4.h: Likewise.
13868 * config/score/score3.c: Likewise.
13869 * config/score/score7.c: Likewise.
13870 * config/score/score.c: Likewise.
13871 * config/arm/arm.md: Likewise.
13872 * config/mips/mips.c: Likewise.
13873 * config/mips/mips.md: Likewise.
13874 * config/bfin/bfin.h: Likewise.
13875 * config/pa/pa.c: Likewise.
13876 * config/pa/constraints.md: Likewise.
13878 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
13879 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
13880 * config/pdp11/pdp11.h: Use memory_address_p instead.
13882 2009-05-14 Ian Lance Taylor <iant@google.com>
13884 * passes.c (finish_optimization_passes): Change i to int.
13885 * plugin.c (plugins_active_p): Change event to int.
13886 (dump_active_plugins): Likewise.
13887 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
13889 * tree.c (tree_range_check_failed): Change c to unsigned int.
13890 (omp_clause_range_check_failed): Likewise.
13891 (build_common_builtin_nodes): Change mode to int. Add cast.
13892 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
13893 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
13895 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
13896 ++ or -- with a variable of enum type.
13898 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13901 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
13903 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13905 * store-motion.c: Do not include params.h
13906 * Makefile.in: Fix dependencies for various files.
13908 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13910 * auto-inc-dec.c: Fix pass description, remove apparent
13911 accidental duplication.
13913 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
13915 PR middle-end/40147
13916 * ipa-utils.h (memory_identifier_string): Moved to ...
13917 * tree.h (memory_identifier_string): Here. Add GTY(()).
13919 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13921 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
13922 in the former documentation of...
13923 (GO_IF_LEGITIMATE_ADDRESS): ... this.
13924 * ira-conflicts.c (get_dup_num): Use address_operand.
13925 * targhooks.c (default_legitimate_address_p): New.
13926 * targhooks.h (default_legitimate_address_p): New.
13927 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
13929 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
13930 * target.h (struct target): Add legitimate_address_p.
13931 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
13932 (TARGET_INITIALIZER): Include it.
13934 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13935 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
13936 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
13937 (TARGET_LEGITIMATE_ADDRESS_P): New.
13939 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13940 (REG_OK_STRICT_P): Delete.
13941 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
13942 (frv_legitimate_address_p_1): ... this.
13943 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
13944 (frv_legitimate_address_p_1): ... the renamed old
13945 frv_legitimate_address_p.
13946 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
13947 (TARGET_LEGITIMATE_ADDRESS_P): New.
13949 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13950 * config/s390/s390-protos.h (legitimate_address_p): Remove.
13951 * config/s390/s390.c (legitimate_address_p): Rename to...
13952 (s390_legitimate_address_p): ... this, make static.
13953 (legitimize_address): Adjust call.
13954 (TARGET_LEGITIMATE_ADDRESS_P): New.
13955 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
13957 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13958 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
13959 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
13960 (TARGET_LEGITIMATE_ADDRESS_P): New.
13962 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13963 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
13964 * config/spu/spu.c (spu_legitimate_address): Rename to...
13965 (spu_legitimate_address_p): ... this, make static.
13966 (TARGET_LEGITIMATE_ADDRESS_P): New.
13968 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13969 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
13970 * config/sparc/sparc.c (legitimate_address_p): Rename to...
13971 (sparc_legitimate_address_p): ... this, make static and return bool.
13972 (legitimize_address): Adjust call.
13973 (TARGET_LEGITIMATE_ADDRESS_P): New.
13975 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13976 * config/i386/i386-protos.h (legitimate_address_p): Remove.
13977 * config/i386/i386.c (legitimate_address_p): Rename to...
13978 (ix86_legitimate_address_p): ... this, make static.
13979 (constant_address_p): Move after it, adjust call.
13980 (TARGET_LEGITIMATE_ADDRESS_P): New.
13982 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13983 * config/avr/avr-protos.h (legitimate_address_p): Remove.
13984 * config/avr/avr.c (legitimate_address_p): Rename to...
13985 (avr_legitimate_address_p): ... this, make static.
13986 (legitimize_address): Adjust call.
13987 (TARGET_LEGITIMATE_ADDRESS_P): New.
13989 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13990 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
13991 * config/crx/crx.c (crx_legitimate_address_p): Make static.
13992 (TARGET_LEGITIMATE_ADDRESS_P): New.
13994 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13995 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
13996 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
13997 (TARGET_LEGITIMATE_ADDRESS_P): New.
13999 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14000 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14002 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14004 (TARGET_LEGITIMATE_ADDRESS_P): New.
14006 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14007 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14009 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14011 (m68hc11_legitimate_address_p): ... this, make static.
14012 (go_if_legitimate_address_internal): Rename to...
14013 (m68hc11_legitimate_address_p_1): ... this.
14014 (legitimize_address): Adjust call.
14015 (TARGET_LEGITIMATE_ADDRESS_P): New.
14017 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14018 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14019 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14020 (TARGET_LEGITIMATE_ADDRESS_P): New.
14022 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14023 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14024 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14025 (mn10300_legitimate_address_p): ... this, make static.
14026 (TARGET_LEGITIMATE_ADDRESS_P): New.
14028 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14029 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14030 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14031 (TARGET_LEGITIMATE_ADDRESS_P): New.
14033 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14034 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14035 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14036 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14037 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14038 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14039 (rs6000_legitimate_address_p): ... this, make static.
14040 (TARGET_LEGITIMATE_ADDRESS_P): New.
14041 (REG_MODE_OK_FOR_BASE_P): Delete.
14042 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14044 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14045 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14047 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14048 static, adjust types.
14049 (TARGET_LEGITIMATE_ADDRESS_P): New.
14051 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14052 * config/score/score.c (score_address_p): Rename to...
14053 (score_legitimate_address_p): ... this.
14054 (TARGET_LEGITIMATE_ADDRESS_P): New.
14055 * config/score/score3.c (score3_address_p): Rename to...
14056 (score3_legitimate_address_p): ... this.
14057 * config/score/score7.c (score7_address_p): Rename to...
14058 (score7_legitimate_address_p): ... this.
14060 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14061 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14062 GO_IF_LEGITIMATE_ADDRESS): Delete.
14063 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14064 thumb2_legitimate_address_p): Delete.
14065 (arm_legitimate_address_p): Rename to...
14066 (arm_legitimate_address_outer_p): ... this.
14067 * config/arm/constraints.md ("Uq"): Adjust call.
14068 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14069 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14071 (arm_legitimate_address_outer_p): ... this.
14072 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14074 (TARGET_LEGITIMATE_ADDRESS_P): New.
14076 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14077 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14078 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14079 (TARGET_LEGITIMATE_ADDRESS_P): New.
14081 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14082 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14083 * config/vax/vax.c (legitimate_address_p): Rename to...
14084 (vax_legitimate_address_p): ... this, make static.
14085 (TARGET_LEGITIMATE_ADDRESS_P): New.
14087 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14088 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14089 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14090 (TARGET_LEGITIMATE_ADDRESS_P): New.
14092 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14093 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14094 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14095 (mmix_legitimate_address_p): ... this, make static.
14096 (TARGET_LEGITIMATE_ADDRESS_P): New.
14098 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14099 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14100 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14101 (TARGET_LEGITIMATE_ADDRESS_P): New.
14103 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14105 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14106 of MODE_COMPLEX_INT.
14108 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14110 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14111 LCT_NORMAL in function call.
14112 * mips-tdump.c (print_file_desc): Add cast to enum type.
14113 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14114 (mark_stabs): Add casts to enum types.
14115 (parse_stabs_common): Add casts to enum types.
14117 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14119 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14120 Check for invalid values of LETTER.
14122 2009-05-13 Taras Glek <tglek@mozilla.com>
14124 * attribs.c (register_attribute): moved out attribute registration
14125 into register_attribute.
14126 * doc/plugins.texi: Documented register_attribute and
14128 * gcc-plugin.h: Added forward decl for register_attribute.
14129 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14130 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14131 PLUGIN_ATTRIBUTES boilerplate.
14133 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14135 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14136 values even in sentinel and empty entries.
14137 (ms_printf_flag_specs): Likewise.
14138 (ms_scanf_flag_specs): Likewise.
14139 (ms_strftime_flag_specs): Likewise.
14140 (ms_print_char_table): Likewise.
14141 (ms_scan_char_table): Likewise.
14142 (ms_time_char_table): Likewise.
14144 2009-05-13 Doug Kwan <dougkwan@google.com>
14146 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14148 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14150 * config/mips/mips.md (store): Add attributes for QI and HI.
14152 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14153 (truncdi<mode>2): ... this new pattern.
14155 2009-05-13 Brad Hards <bradh@kde.org>
14157 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14159 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14160 Ben Elliston <bje@au.ibm.com>
14162 PR middle-end/40035
14163 * dse.c (check_mem_read_rtx): Guard against width == -1.
14165 2009-05-13 Michael Matz <matz@suse.de>
14167 PR middle-end/39976
14168 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14169 (trivially_conflicts_p): New function.
14170 (insert_backedge_copies): Use it.
14172 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14174 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14175 (handle_stdc_pragma): Use new enum constant names.
14176 (handle_pragma_float_const_decimal64): Ditto.
14178 2009-05-13 Ian Lance Taylor <iant@google.com>
14180 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14183 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14185 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14186 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14188 * config/m68k/m68k.h (FL_UCLINUX): Define.
14190 2009-05-13 Jan Hubicka <jh@suse.cz>
14192 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14194 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14196 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14197 unless -fschedule-insns is specified.
14199 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14202 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14203 TARGET_EXPAND_CBRANCHDI4.
14204 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14205 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14206 (cmpeqdi): Fix comment.
14208 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14210 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14211 (sh_legitimate_address_p): Likewise.
14212 * config/sh/sh.c (sh_legitimate_index_p): New.
14213 (sh_legitimate_address_p): Likewise.
14214 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14215 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14216 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14217 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14218 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14219 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14220 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14221 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14222 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14224 2009-05-12 Jan Hubicka <jh@suse.cz>
14226 * tree-inline.c (estimate_operator_cost): Add operands;
14227 when division happens by constant, it is cheap.
14228 (estimate_num_insns): Loads and stores are not having cost of 0;
14229 EH magic stuff is cheap; when computing runtime cost of switch,
14230 use log2 base of amount of its cases; builtin_expect has cost of 0;
14231 compute cost for moving return value of call.
14232 (init_inline_once): Initialize time_based flags.
14233 * tree-inline.h (eni_weights_d): Add time_based flag.
14235 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14237 * df-core.c: Update head documentation.
14239 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14242 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14243 shadowing exisiting variable op1.
14245 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14248 * config/i386/driver-i386.c (processor_signatures): New enum.
14249 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14250 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14251 processor signature to detect geode processor.
14253 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14257 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14259 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14260 causes spurious differences between trunk and cond-optab branch.
14262 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14264 * dojump.c (compare_from_rtx): Delete.
14265 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14266 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14267 if the comparison does not satisfy the predicate; test predicates for
14268 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14269 further if one existing pattern fails.
14270 * expr.h (compare_from_rtx): Delete.
14271 (prepare_operand): Declare it.
14272 * optabs.c: Change "lib call" to "libcall" throughout.
14273 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14274 HAVE_conditional_trap, emit_cmp_insn): Delete.
14275 (can_compare_p): Delete cmp_optab case.
14276 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14277 Accept other parameters by value.
14278 (prepare_operand): Make non-static.
14279 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14280 other parameters by value. Try to widen operands here based on
14281 an optab_methods argument and looking at cbranch_optab.
14282 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14283 loop. Use cbranch_optab directly.
14284 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14285 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14287 (emit_conditional_move, emit_conditional_add): Inline what's needed
14288 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14289 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14290 with COMPARE. Move cmov_optab and cstore_optab above
14291 with cbranch_optab, move cmp_optab down with ucmp_optab,
14292 remove tst_otpab. Do not initialize trap_rtx.
14293 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14294 for trap code. Do not check HAVE_conditional_trap. Use
14295 prepare_cmp_insn. Accept no predicate for operand 3.
14296 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14297 (OTI_ctrap, ctrap_optab): New.
14298 (tst_optab): Delete.
14299 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14300 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14301 with lookup of ctrap_optab.
14302 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14304 (ctrap_optab): New.
14306 * combine.c (combine_simplify_rtx, simplify_set): Do not
14307 special case comparing against zero for cc0 machines.
14308 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14309 COMPARE on cc0 machines.
14310 (simplify_relational_operation): Return a new expression when
14311 a COMPARE could be removed.
14312 * final.c (final_scan_insn): Compare cc_status values
14313 against LHS of a (compare FOO (const_int 0)) cc0 source.
14314 Also check if cc_status.value is the full compare.
14316 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14317 (cstoreMM4): Document.
14318 (conditional_trap): Document ctrapMM4 instead.
14319 (sync_compare_and_swapMM): Refer to cbranchcc4.
14320 (Dependent Patterns): Eliminate obsolete information referring to
14321 the old jump optimization phase.
14322 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14323 of compares with 0 on cc0 machines.
14324 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14325 avoiding references to cc0. Remove text about storing operands
14327 * doc/tm.texi (Condition Codes): Include blurb on different
14328 condition code representations, separate into subsections for
14329 CC0, MODE_CC and conditional execution.
14331 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14332 alpha_emit_setcc): Accept operands and a machine mode.
14333 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14334 Get code/op0/op1 from operands, use machine mode argument
14335 instead of alpha_compare.fp_p. Emit the branch here.
14336 (alpha_emit_setcc): Likewise, and return boolean.
14337 (alpha_emit_conditional_move): Likewise. Assert that
14338 cmp_op_mode == cmp_mode, and simplify accordingly.
14339 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14340 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14341 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14343 (stack probe test): Use cbranchdi4.
14344 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14346 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14347 * config/arc/arc.h (movsicc, movsfcc): Use it.
14348 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14349 (cbranchsi4, cstoresi4): New.
14350 (cmpsi, bCC and sCC expanders): Remove.
14352 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14353 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14354 * config/arm/predicates.md (arm_comparison_operator): Only include
14355 floating-point operators if there is a hardware floating-point unit.
14356 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14357 deferring to cbranch_cc and cstore_cc respectively.
14358 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14359 cbranch_cc, cstore_cc): New.
14360 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14362 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14364 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14365 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14367 (adjust_insn_length): Adjust calls.
14368 (avr_reorg): Handle (compare (foo) (const_int 0)).
14369 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14370 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14371 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14372 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14374 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14375 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14377 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14378 (cbranchsi4, cstorebi4, cstoresi4): New.
14379 (movbisi): This insn is duplicate, split it to zero_extend.
14380 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14381 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14382 (bfin_optimize_loop): Use cbranch expander.
14383 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14384 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14385 (bfin_bimode_comparison_operator): ... this.
14386 (bfin_direct_comparison_operator): New.
14388 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14389 inside (compare FOO (const_int 0)).
14390 (cris_rtx_costs): Handle ZERO_EXTRACT.
14391 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14392 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14393 (*tstdi_v32): Delete.
14394 (*cmpdi_non_v32): Add M alternative for operand 1.
14395 (cmpsi, cmp<mode>): Make private.
14396 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14398 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14400 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14401 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14402 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14403 (cc_reg_operand): New.
14404 (any_cond): Delete.
14405 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14406 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14407 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14408 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14409 crx_expand_scond): Delete.
14411 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
14413 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
14414 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
14416 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
14417 cstoresi4, cstoresf4, cstoredf4): New.
14418 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
14419 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14420 Receive the entire operands array.
14421 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
14422 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
14423 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14424 Get test/op0/op1 from the operands array.
14425 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
14427 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
14428 (h8300_expand_store): New.
14429 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
14431 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
14432 (h8300_expand_store): New.
14433 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
14434 or do not try to produce (set (cc0) REG).
14435 (peepholes): Wrap arguments with COMPARE. Add a peephole to
14436 change a compare into a move to a scratch register. Disable some
14437 peepholes when comparing with zero.
14438 (tstsi, tsthi, tstsi, cmpqi): Make private.
14440 (bCC, sCC): Delete.
14441 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
14444 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
14445 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
14446 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
14447 (ix86_emit_i387_log1p): Use cbranchxf2.
14448 (ix86_expand_setcc): Return void.
14449 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
14450 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
14451 cmp<MODEF>, cmpcc): Remove.
14452 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
14453 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
14454 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
14455 (sCC and bCC expanders): Remove.
14456 (stack_protect_test): Use cbranchcc4.
14458 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
14460 (ia64_expand_compare): Accept three rtx by reference and return void.
14461 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
14462 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
14463 from *expr. Update *expr with the BImode comparison to do.
14464 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
14465 cmptf, bCC, sCC, conditional_trap): Delete.
14466 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
14467 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
14468 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
14469 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
14470 * config/ia64/predicates.md (ia64_cbranch_operator): New.
14472 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
14473 type of last argument.
14474 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
14475 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
14476 use machine mode argument instead of branch_type. Remove dead
14477 code for floating-point comparisons.
14478 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
14479 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
14481 (cbranchsi4, cstoresi4): New.
14482 * config/iq2000/predicates.md (reg_or_const_operand): New.
14484 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
14485 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
14486 (b<code>_op): Rewrite to...
14487 (bcc_op): ... this, using match_operator.
14488 (s<code>_op): Rewrite to...
14489 (scc_op): ... this, using match_operator.
14490 (s<code>_24_op): Rewrite to...
14491 (scc_op_24): ... this, using match_operator.
14492 (s<code>_<mode>): Rewrite to...
14493 (cstore<mode>4): ... this, using match_operator.
14494 (s<code>_<mode>_24): Rewrite to...
14495 (cstore<mode>4_24): ... this, using match_operator.
14496 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
14497 m32c_unpend_compare, m32c_expand_scc): Delete.
14498 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
14499 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
14500 (m32c_expand_movcc): Change NE to EQ if necessary.
14501 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
14503 * config/m32r/m32r-protos.h (gen_cond_store): New.
14504 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
14505 (gen_cond_store): New, from sCC patterns.
14506 (m32r_expand_block_move): Use cbranchsi4.
14507 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
14508 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
14509 (cbranchsi4, cstoresi4): New.
14511 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
14513 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
14514 (m68hc11_notice_update_cc): Look into a compare with 0.
14515 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
14517 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
14518 cmphi, cmpqi, bCC): Delete.
14519 (cbranchsi4, cbranchhi4, cbranchqi4): New.
14520 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
14521 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
14524 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
14525 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
14526 * config/m68k/constraints.md (H): New.
14527 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
14528 the define_insn below.
14529 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
14530 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
14531 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
14532 patterns): Wrap RHS with COMPARE.
14533 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
14534 (*cmpdi_internal): Name this pattern.
14535 (cmpdi): Change to define_insn.
14536 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
14537 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
14538 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
14540 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
14541 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
14542 (conditional_trap): Change to...
14543 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
14544 (*conditional_trap): Use the ordered_comparison_operator and
14545 const1_operand predicates.
14546 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
14547 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
14548 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
14549 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
14551 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
14552 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
14553 (mcore_gen_compare): New.
14554 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
14555 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
14556 (mcore_gen_compare): ... this.
14557 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
14558 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
14559 (stack probe pattern): Use cbranchsi4.
14561 * config/mips/predicates.md (mips_cstore_operator): New.
14562 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
14563 * config/mips/mips.md (any_cond): Delete.
14564 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
14566 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
14567 fixuns_truncsfdi2): Use cbranch patterns.
14568 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
14569 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
14570 Adjust call to mips_expand_conditional_branch.
14571 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
14573 * config/mips/mips-protos.h (mips_expand_conditional_branch,
14574 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
14575 * config/mips/mips.c (cmp_operands): Delete.
14576 (mips_emit_compare): Get comparison operands from *op0/*op1.
14577 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
14578 that it succeeds. Use op0/op1 instead of cmp_operands.
14579 (mips_expand_conditional_branch, mips_expand_conditional_move,
14580 mips_expand_conditional_trap): Likewise.
14581 (mips_block_move_loop): Use cbranch patterns.
14582 * config/mips/mips.h (cmp_operands): Delete.
14584 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
14585 (mmix_gen_compare_reg): Just return a register in the right CC mode.
14586 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
14587 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
14588 (*cmpcc_folded): Rename to...
14589 (*cmpdi_folded): this.
14590 (*cmpcc): Rename to...
14592 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
14595 (cbranchdf4): New. Handle invalid comparisons here.
14596 * config/mmix/predicates.md (float_comparison_operator): New.
14598 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
14599 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
14600 * config/mn10300/mn10300.md (tst): Delete.
14601 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
14602 Name these patterns and wrap RHS in a compare.
14603 (*cmpsi): Make this pattern private. Include tst.
14604 (*cmpsf): Make this pattern private.
14605 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
14606 (compare with zero peepholes): Likewise.
14608 (cbranchsi4, cbranchsf4): New.
14609 (casesi): Use cbranchsi4.
14611 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
14612 hppa_branch_type): Delete.
14613 (return_addr_rtx): Use cbranchsi4.
14614 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
14615 Emit CCFPmode comparison here.
14616 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
14617 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
14618 hppa_branch_type): Delete.
14619 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
14620 (movsicc, movdicc): Remove references to hppa_compare_op0,
14621 hppa_compare_op1 and compare_from_rtx.
14622 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
14623 (casesi): Use cbranchsi4.
14625 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
14626 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
14627 * config/pdp11/pdp11.md (register_or_const0_operand): New.
14628 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
14629 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
14631 (cbranchdf4, cbranchhi4, cbranchqi4): New.
14632 (*branch, *branch_inverted): New.
14634 * config/picochip/picochip.md (cbranchhi4): Use
14635 ordered_comparison_operator.
14636 (cmphi, bCC): Remove.
14638 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
14639 (trap_comparison_operator): Delete.
14640 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
14641 rs6000_emit_cbranch): Accept mode and operands.
14642 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
14643 rs6000_compare_fp_p): Delete.
14644 (rs6000_generate_compare): Accept mode and comparison. Extract code
14645 and op0/op1 from there. Replace references to rs6000_compare_op0
14646 and rs6000_compare_op1.
14647 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
14648 extract result from passed operands.
14649 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
14650 extract loc from passed operands.
14651 (rs6000_emit_cmove): Likewise.
14652 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
14653 rs6000_compare_fp_p): Delete.
14654 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
14655 (cbranch<GPR>4, cbranch<FP>4): New.
14656 (cstore<mode>4): New. Consolidate here all choices about when to use
14657 portable or specialized sCC sequences.
14658 (stack_protect_test): Use cbranchsi4.
14659 (conditional_trap): Replace with ctrap<GPR>4.
14660 (conditional trap insn): Replace trap_comparison_operator with
14661 ordered_comparison_operator.
14663 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
14664 (s390_emit_prologue): Use ctrap.
14665 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
14666 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
14667 New predicates replacing...
14668 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
14669 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
14670 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
14671 (add<mode>cc): Do not use s390_compare_op0/op1.
14672 (s<code>): Change to...
14673 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
14674 (seq): Change to...
14675 (cstorecc4): ... this. Handle EQ or NE equally.
14676 (*sne): Un-privatize for use in cstorecc4.
14677 (b<code>): Change to...
14678 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
14679 (conditional_trap): Replace with...
14680 (ctrap<GPR>4, ctrap<FP>4): ... these.
14681 (stack_protect): Use cbranchcc4.
14683 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
14684 * config/score/score-protos.h (score_gen_cmp): Delete.
14685 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
14686 (score_block_move-loop): Use cbranchsi4.
14687 * config/score/score.md (cbranchsi4): New.
14688 (cmpsi, bCC): Delete.
14689 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
14690 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14691 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
14692 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14693 * config/score/score3.h (score3_gen_cmp): Delete.
14694 * config/score/score7.h (score7_gen_cmp): Delete.
14696 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
14697 (sh_emit_scc_to_t): ... this. Return void.
14698 (from_compare): Rename to...
14699 (sh_emit_compare_and_branch): ... this.
14700 (sh_emit_compare_and_set): New.
14701 (sh_expand_t_scc): Accept operands.
14702 * config/sh/predicates.md (sh_float_comparison_operator): New.
14703 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
14704 (prepare_scc_operands): Rename to...
14705 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
14707 (sh_emit_cheap_store_flag): New.
14708 (sh_emit_set_t_insn): New.
14709 (from_compare): Rename to...
14710 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
14711 handling of TARGET_SH2E floating point to avoid recursive call.
14712 Generate branch here.
14713 (sh_emit_compare_and_set): New.
14714 (sh_expand_t_scc): Get op0/op1 from arguments.
14715 (sh_emit_cheap_store_flag): New.
14716 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
14718 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
14719 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
14720 (movsicc, movdicc): Do nothing when it recreated operands from
14721 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
14722 prepare_scc_operands (now sh_emit_scc_to_t).
14723 (udivdi3): Use cstoresi4.
14724 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
14725 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
14726 (cbranchint4_media, cbranchfp4_media): New.
14727 (casesi): Use cbranchdi4.
14728 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
14730 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
14731 (movnegt): Remove second operand.
14732 (cbranchsf4, cbranchdf4): New.
14733 (stack_protect): Use cbranchdi4/cbranchsi4.
14735 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
14736 (gen_compare_reg): Accept comparison, extract part of it to...
14737 (gen_compare_reg_1): ... this.
14738 (gen_compare_operator): Delete.
14739 (gen_v9_scc): Accept separate destination, comparison code and arms.
14740 Do not use sparc_compare_op0/sparc_compare_op1.
14741 (emit_scc_insn, emit_conditional_branch_insn): New.
14742 (emit_v9_brxx): Make static. Remove useless assertion.
14743 (sparc_emit_float_lib_cmp): Return RTL instead of calling
14745 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
14746 * config/sparc/sparc-protos.h (gen_compare_reg,
14747 sparc_emit_float_lib_cmp): Adjust prototype.
14748 (emit_scc_insn, emit_conditional_branch_insn): New.
14749 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
14750 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
14751 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
14752 iterators to the top.
14753 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
14754 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
14755 snedi_special_trunc): Delete.
14756 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
14757 and snedi_special_trunc.
14758 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
14759 cbranchdi4, cbranch<F:mode>4): New.
14760 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
14761 here. Use gen_compare_reg instead of gen_compare_operator.
14762 (conditional_trap): Replace with...
14763 (ctrapsi4, ctrapdi4): ... this.
14764 (stack_protect_test): Use cbranchcc4.
14766 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
14768 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
14769 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
14770 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
14771 from operands[0] or operands[3] depending on is_set.
14772 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
14773 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
14774 cmpdf, bCC), sCC: Remove.
14775 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
14776 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
14778 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
14779 spu_emit_branch_or_set.
14781 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
14783 * config/stormy16/stormy16.h (xstormy16_compare_op0,
14784 xstormy16_compare_op1): Delete.
14785 * config/stormy16/stormy16.c (xstormy16_compare_op0,
14786 xstormy16_compare_op1): Delete.
14787 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
14789 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
14790 (cmphi, cmpsi, bCC): Remove.
14792 * config/v850/v850.md (tstsi, cmpsi): Fold into...
14793 (*cmpsi): ... this one.
14794 (cbranchsi4, cstoresi4): New.
14795 (bCC expanders): Delete.
14796 (sCC insns): Fold into...
14797 (*setcc): ... this one.
14798 (casesi): Do not use gen_cmpsi and gen_bgtu.
14799 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
14800 (movsicc): Simplify.
14801 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
14803 * config/vax/vax-protos.h (cond_name): New.
14804 (vax_output_conditional_branch): Remove.
14805 * config/vax/vax.c (cond_name): New.
14806 (vax_output_conditional_branch): Remove.
14807 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
14808 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
14809 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
14810 (bit<VAXint>): Wrap source with (compare).
14811 (b<code> and following unnamed pattern): Rename to *branch and
14812 *branch_reversed. Change macroization to match_operator.
14813 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
14815 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
14816 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
14817 Change last argument to machine_mode.
14818 (xtensa_expand_scc): Add machine_mode argument.
14819 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
14820 (gen_conditional_move, xtensa_expand_conditional_branch,
14821 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
14822 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
14823 Adjust operand numbers.
14824 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
14826 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
14827 (cmpsi, cmpsf, b<code>, s<code>): Delete.
14828 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
14830 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14832 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14833 causes spurious differences between trunk and cond-optab branch.
14835 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14838 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
14840 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14842 * tree.c (iterative_hash_pointer): Delete.
14843 (iterative_hash_expr): Short-circuit handling of NULL pointer.
14844 Hash UIDs and versions of SSA names. Don't special-case built-in
14845 function declarations.
14847 2009-05-11 Ian Lance Taylor <iant@google.com>
14850 * graphite.c: Force -Wc++-compat to only be a warning before
14851 #including "cloog/cloog.h".
14853 2009-05-11 Martin Jambor <mjambor@suse.cz>
14855 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
14857 2009-05-11 Jan Hubicka <jh@suse.cz>
14859 * tree-ssa-loop-ivcanon.c: Include target.h
14860 (struct loop_size): new structure.
14861 (constant_after_peeling): New predicate.
14862 (tree_estimate_loop_size): New function.
14863 (estimated_unrolled_size): Rewrite for new estimates.
14864 (try_unroll_loop_completely): Use new estimates.
14865 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
14867 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14869 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
14870 libcpp interface change.
14871 (spu_macro_to_expand): Likewise.
14873 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
14875 PR tree-optimization/40026
14876 * gimplify.c (gimplify_init_constructor): Change initial conditional
14877 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
14878 optimize_compound_literals_in_ctor.
14880 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
14882 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
14884 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
14886 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
14888 * tree-vect-data-refs.c (vect_analyze_group_access): Use
14889 HOST_WIDE_INT for gap.
14891 2009-05-11 Ira Rosen <irar@il.ibm.com>
14893 PR tree-optimization/40074
14894 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
14895 account in group size and step comparison.
14897 2009-05-11 Richard Guenther <rguenther@suse.de>
14899 * passes.c (init_optimization_passes): Strip now incorrect comment.
14900 (execute_function_todo): Do not set PROP_alias.
14901 * tree-pass.h (PROP_alias): Remove.
14902 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
14903 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
14904 * tree-nrv.c (pass_return_slot): Likewise.
14905 * tree-object-size.c (pass_object_sizes): Likewise.
14906 * tree-ssa-dom.c (pass_dominator): Likewise.
14907 (pass_phi_only_cprop): Likewise.
14908 * tree-ssa-dse.c (pass_dse): Likewise.
14909 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
14910 (pass_cselim): Likewise.
14911 * tree-ssa-pre.c (pass_pre): Likewise.
14912 (pass_fre): Likewise.
14913 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
14914 * tree-ssa-sink.c (pass_sink_code): Likewise.
14915 * tree-stdarg.c (pass_stdarg): Likewise.
14916 * tree-tailcall.c (pass_tail_calls): Likewise.
14917 * tree-vrp.c (pass_vrp): Likewise.
14919 2009-05-10 Ian Lance Taylor <iant@google.com>
14921 * basic-block.h (enum profile_status): Break out of struct
14922 control_flow_graph.
14923 * cgraph.h (struct inline_summary): Break out of struct
14925 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
14926 of struct cgraph_order_sort.
14927 * combine.c (enum undo_kind): New enum, broken out of struct undo.
14928 * cse.c (struct branch_path): Break out of struct
14929 cse_basic_block_data.
14930 * except.h (enum eh_region_type): Break out of struct eh_region.
14931 * gcc.c (enum add_del): Break out of struct modify_target.
14932 * genrecog.c (enum decision_type): Break out of struct decision_test.
14933 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
14935 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
14936 * regmove.c (enum match_use): New enum, broken out of struct match.
14937 * sched-int.h (enum post_call_group): New enum, broken out of
14939 (struct deps_reg): Break out of struct deps.
14940 * target.h (struct asm_int_op): Break out of struct gcc_target.
14941 * tree-eh.c (struct goto_queue_node): Break out of struct
14943 * tree-inline.h (enum copy_body_cge_which): Break out of
14945 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
14947 * c-decl.c (in_struct, struct_types): New static variables.
14948 (pushtag): Add loc parameter. Change all callers.
14949 (lookup_tag): Add ploc parameter. Change all callers.
14950 (check_compound_literal_type): New function.
14951 (parser_xref_tag): Add loc parameter. Change all callers. If
14952 -Wc++-compat, warn about struct/union/enum types defined within a
14954 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
14955 and loc parameters. Change all callers. Change error calls to
14956 error_at, using loc. For a redefinition, if the location of the
14957 original definition is known, report it. Set in_struct and
14958 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
14959 (finish_struct): Add new parameters enclosing_in_struct and
14960 enclosing_struct_types. Change all callers. Set
14961 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
14962 in the struct. If in a struct, add this struct to struct_types.
14963 (start_enum): Add loc parameter. Change all callers. Use
14964 error_at for errors, using loc. For a redefinition, if the
14965 location of the original definition is known, report it. If in a
14966 struct, add this enum type to struct_types. If -Wc++-compat warn
14967 if in sizeof, typeof, or alignof.
14968 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
14969 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
14970 (c_parser_enum_specifier): Get enum location for start_enum.
14971 (c_parser_struct_or_union_specifier): Get struct location for
14972 start_struct. Save in_struct and struct_types status between
14973 start_struct and finish_struct.
14974 (c_parser_cast_expression): Get location of cast.
14975 (c_parser_alignof_expression): Get location of type.
14976 (c_parser_postfix_expression): Likewise.
14977 (c_parser_postfix_expression_after_paren_type): Add type_loc
14978 parameter. Change all callers. Call check_compound_literal_type.
14979 Use type_loc for error about variable size type.
14980 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
14981 of an enum constant from an enum type defined in a struct or union.
14982 (c_cast_expr): Add loc parameter. Change all callers. If
14983 -Wc++-compat, warn about defining a type in a cast.
14984 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
14985 (start_enum, start_struct, finish_struct): Update declarations.
14986 (parser_xref_tag, c_cast_expr): Update declarations.
14987 (check_compound_literal_type): Declare.
14989 2009-05-11 Ben Elliston <bje@au.ibm.com>
14991 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
14992 for recent libcpp interface change.
14993 (rs6000_macro_to_expand): Likewise.
14995 2009-05-10 Michael Matz <matz@suse.de>
14998 * config/arm/arm.c (require_pic_register): Emit on entry edge,
14999 not at entry of function.
15001 2009-05-10 Richard Guenther <rguenther@suse.de>
15003 PR tree-optimization/40081
15005 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15006 using the main variant of the element type. Do not fiddle with
15007 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15009 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15010 structs with volatile fields.
15012 2009-05-10 Jan Hubicka <jh@suse.cz>
15014 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15015 (estimate_move_cost): Assert that it does not get called for
15017 (estimate_num_insns): Skip VOID types in argument handling.
15018 (optimize_inline_calls): Delete unreachable blocks and verify that
15019 callgraph is valid.
15021 2009-05-10 Jan Hubicka <jh@suse.cz>
15023 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15024 * cgraph.c (cgraph_mark_address_taken_node): New function.
15025 (dump_cgraph_node): Dump new flag.
15026 * cgraph.h (struct cgraph_node): Add address_taken.
15027 (cgraph_mark_address_taken_node): New function.
15028 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15029 since new direct calls can be born.
15031 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15033 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15034 tok->val.node.node.
15036 2009-05-10 Jan Hubicka <jh@suse.cz>
15038 PR middle-end/40084
15039 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15041 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15042 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15043 * tree-inline.c (copy_bb): Set frequency correctly.
15044 (fold_marked_statements): Update call to
15045 cgraph_update_edges_for_call_stmt.
15047 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15049 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15050 identifiers in diagnostics.
15051 * config/arm/arm.c (arm_handle_fndecl_attribute,
15052 arm_handle_isr_attribute): Likewise.
15053 * config/avr/avr.c (avr_handle_progmem_attribute,
15054 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15055 * config/bfin/bfin.c (handle_int_attribute,
15056 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15057 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15058 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15060 * config/darwin.c (darwin_handle_kext_attribute,
15061 darwin_handle_weak_import_attribute): Likewise.
15062 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15063 h8300_handle_eightbit_data_attribute,
15064 h8300_handle_tiny_data_attribute): Likewise.
15065 * config/i386/i386.c (ix86_handle_cconv_attribute,
15066 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15067 * config/i386/winnt.c (ix86_handle_shared_attribute,
15068 ix86_handle_selectany_attribute): Likewise.
15069 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15070 * config/m32c/m32c.c (function_vector_handler): Likewise.
15071 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15072 m68hc11_handle_fntype_attribute): Likewise.
15073 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15074 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15075 * config/mips/mips.c (mips_insert_attributes,
15076 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15077 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15078 rs6000_handle_struct_attribute): Likewise.
15079 * config/sh/sh.c (sh_insert_attributes,
15080 sh_handle_resbank_handler_attribute,
15081 sh_handle_interrupt_handler_attribute,
15082 sh2a_handle_function_vector_handler_attribute,
15083 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15085 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15086 * config/spu/spu.c (spu_handle_fndecl_attribute,
15087 spu_handle_vector_attribute): Likewise.
15088 * config/stormy16/stormy16.c
15089 (xstormy16_handle_interrupt_attribute): Likewise.
15090 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15091 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15093 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15095 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15096 (pp_translate_identifiers): New.
15097 (pp_identifier): Only conditionally translate identifier to locale
15099 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15100 (pp_base_tree_identifier): Only conditionally translate identifier
15101 to locale character set.
15102 * c-pretty-print.c (M_): Define.
15103 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15104 fragments for conditional translation with M_.
15105 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15106 identifier translation.
15108 2009-05-10 Richard Guenther <rguenther@suse.de>
15110 PR tree-optimization/40081
15111 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15112 using the main variant of the element type. Do not fiddle with
15113 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15115 2009-05-09 Jan Hubicka <jh@suse.cz>
15117 PR middle-end/40080
15118 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15119 indirect calls; verify cgraph afterwards.
15121 2009-05-09 Jan Hubicka <jh@suse.cz>
15124 * ipa.c (update_inlined_to_pointer): New function.
15125 (cgraph_remove_unreachable_nodes): Use it.
15127 2009-05-09 Jan Hubicka <jh@suse.cz>
15129 * tree-eh.c (struct leh_state): Remove prev_try.
15130 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15131 not track prev_try.
15132 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15133 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15134 remove_eh_handler_and_replace, foreach_reachable_handler,
15135 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15136 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15137 (gen_eh_region_cleanup): Update prototype.
15139 2009-05-09 Jan Hubicka <jh@suse.cz>
15141 PR middle-end/40043
15142 * except.c (copy_eh_region): Always set prev_try.
15143 (redirect_eh_edge_to_label): Find outer try.
15144 (foreach_reachable_handler): When looking for prev try
15145 handle case where previous try is not going to be taken.
15147 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15149 PR tree-optimization/40049
15150 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15151 only vector/vector shifts, convert the type of the constant to the
15152 appropriate type to avoid building incorrect trees, which
15153 eventually have problems with garbage collection.
15155 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15157 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15158 -1 for complex floating-point types if honoring signed zeros.
15160 2009-05-08 Jan Hubicka <jh@suse.cz>
15162 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15163 argument; handle correctly when profile is absent.
15164 (build_cgraph_edges): Update.
15165 (rebuild_cgraph_edges): Update.
15166 * cgraph.c: Do not include varray.h.
15167 (cgraph_set_call_stmt_including_clones): New function.
15168 (cgraph_create_edge_including_clones): Likewise
15169 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15170 (cgraph_update_edges_for_call_stmt): Handle clones.
15171 (cgraph_remove_node): Handle clone tree.
15172 (cgraph_remove_node_and_inline_clones): New function.
15173 (dump_cgraph_node): Dump clone tree.
15174 (cgraph_clone_node): Handle clone tree.
15175 (clone_function_name): Bring here from tree-inline.c.
15176 (cgraph_create_virtual_clone): New function.
15177 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15178 (cgraph_clone_info): New function.
15179 (strut cgraph_node): Add clone_info and new clone tree pointers.
15180 (cgraph_remove_node_and_inline_clones,
15181 cgraph_set_call_stmt_including_clones,
15182 cgraph_create_edge_including_clones,
15183 cgraph_create_virtual_clone): Declare.
15184 (cgraph_function_versioning): Use VEC argument.
15185 (compute_call_stmt_bb_frequency): Update prototype.
15186 (cgraph_materialize_all_clones): New function.
15187 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15188 (ipcp_create_replace_map): Update to VECtors.
15189 (ipcp_update_callgraph): Use virtual clones.
15190 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15191 (ipcp_update_profiling): Do not update local profiling.
15192 (ipcp_insert_stage): Use VECtors and virtual clones.
15193 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15194 (clone_of_p): New function.
15195 (cgraph_preserve_function_body_p): Use clone tree.
15196 (cgraph_optimize): Materialize clones.
15197 (cgraph_function_versioning): Update for VECtors.
15198 (save_inline_function_body): Use clone tree.
15199 (cgraph_materialize_clone): New function.
15200 (cgraph_materialize_all_clones): Likewise.
15201 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15202 * ipa.c: Include gimple.h.
15203 (cgraph_remove_unreachable_nodes): Use clone tree.
15204 * ipa-prop.c (ipa_note_param_call): Update call to
15205 compute_call_stmt_bb_frequencycall.
15206 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15207 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15208 (copy_bb): Handle updating of clone tree; add new edge when new call
15210 (expand_call_inline): Be strict about every call having edge.
15211 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15212 (delete_unreachable_blocks_update_callgraph): New function.
15213 (tree_function_versioning): Use VECtors; always remove unreachable
15214 blocks and fold conditionals.
15215 * tree-inline.h: Do not include varray.h.
15216 (tree_function_versioning): Remove.
15217 * Makefile.in (GTFILES): Remove tree-inline.c
15218 * passes.c (do_per_function): Do only functions having body.
15219 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15222 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15223 Andrew Morrow <acm@google.com>
15226 * c-common.c (c_common_attribute_table): Permit deprecated
15227 attribute to take an optional argument.
15228 (handle_deprecated_attribute): If the optional argument to
15229 __attribute__((deprecated)) is not a string ignore the attribute
15230 and emit a warning.
15232 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15233 * c-typeck.c (build_component_ref): Likewise.
15234 (build_external_ref): Likewise.
15236 * toplev.c (warn_deprecated_use): Add an attribute argument.
15237 Emit the message associated with __attribute__((deprecated)).
15239 * toplev.h (warn_deprecated_use): Updated.
15241 * doc/extend.texi: Document new optional parameter to
15242 __attribute__((deprecated))
15244 2009-05-08 Michael Eager <eager@eagercon.com>
15246 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15247 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15249 2009-05-08 Richard Guenther <rguenther@suse.de>
15251 PR tree-optimization/40062
15252 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15253 Avoid exponential behavior.
15255 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15257 PR rtl-optimization/33928
15259 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15260 process_uses, build_single_def_use_links): New.
15261 (update_df): Update use_def_ref.
15262 (forward_propagate_into): Use get_def_for_use instead of use-def
15264 (fwprop_init): Call build_single_def_use_links and let it initialize
15266 (fwprop_done): Free use_def_ref.
15267 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15268 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15269 df_rd_simulate_one_insn): New.
15270 (df_rd_bb_local_compute_process_def): Update head comment.
15271 (df_chain_create_bb): Use the new RD simulation functions.
15272 * df.h (df_rd_simulate_artificial_defs_at_top,
15273 df_rd_simulate_one_insn): New.
15274 * opts.c (decode_options): Enable fwprop at -O1.
15275 * doc/invoke.texi (-fforward-propagate): Document this.
15277 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15280 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15281 and one complex operand specially.
15282 * tree-complex.c (some_nonzerop): Do not identify a real value as
15283 zero if flag_signed_zeros.
15285 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15287 PR rtl-optimization/33928
15288 * loop-invariant.c (record_use): Fix && vs. || mishap.
15290 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15292 PR rtl-optimization/33928
15293 * loop-invariant.c (struct use): Add addr_use_p.
15294 (struct def): Add n_addr_uses.
15295 (struct invariant): Add cheap_address.
15296 (create_new_invariant): Set cheap_address.
15297 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15298 (record_uses): Pass df_ref to record_use.
15299 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15302 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15304 * config/sh/sh.c: Do not include c-pragma.h.
15306 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15308 * config/spu/spu.c: Remove include of c-common.h.
15310 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15313 * c-common.h (mark_valid_location_for_stdc_pragma,
15314 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15315 clear_float_const_decimal64, float_const_decimal64_p): New.
15316 * c.opt (Wunsuffixed-float-constants): New.
15317 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15318 unsuffixed float constant, handle new warning.
15319 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15320 * c-decl.c (c_scope): New flag float_const_decimal64.
15321 (set_float_const_decimal64, clear_float_const_decimal64,
15322 float_const_decimal64_p): New.
15323 (push_scope): Set new flag.
15324 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15325 to use STDC pragmas.
15326 (c_parser_external_declaration): Ditto.
15327 (c_parser_compound_statement_nostart): Ditto.
15328 * c-pragma.c (valid_location_for_stdc_pragma,
15329 mark_valid_location_for_stdc_pragma,
15330 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15331 handle_pragma_float_const_decimal64): New.
15332 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15333 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15334 set_float_const_decimal64, clear_float_const_decimal64,
15335 float_const_decimal64_p): New dummy functions.
15336 * doc/extend.texi (Decimal Float): Remove statement that the
15337 pragma, and suffix for double constants, are not supported.
15338 * doc/invoke.texi (Warning Options): List new option.
15339 (-Wunsuffixed-float-constants): New.
15341 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15343 * config/i386/i386.c: Do not include c-common.h.
15345 2009-05-07 Mark Heffernan <meheff@google.com>
15347 * doc/invoke.texi (Debugging Options): Document change of debugging
15349 * opts.c (decode_options): Make dump_base_name relative to
15350 aux_base_name directory.
15352 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15354 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15355 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15357 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15359 * Makefile.in (install-plugin): Simplify a bit.
15361 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15363 * Makefile.in (OBJS-common): Add regcprop.o.
15365 * timevar.def (TV_CPROP_REGISTERS): New.
15366 * regrename.c (regrename_optimize): Return 0.
15367 (rest_of_handle_regrename): Delete.
15368 (pass_rename_registers): Point to regrename_optimize.
15369 (struct value_data_entry, struct value_data,
15370 kill_value_one_regno, kill_value_regno, kill_value,
15371 set_value_regno, init_value_data, kill_clobbered_value,
15372 kill_set_value, kill_autoinc_value, copy_value,
15373 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15374 replace_oldest_value_reg, replace_oldest_value_addr,
15375 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15376 debug_value_data, validate_value_data): Move...
15377 * regcprop.c: ... here.
15378 (rest_of_handle_cprop): Delete.
15379 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15381 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15383 PR middle-end/40057
15384 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15385 GEN_INT for 1 << bitnum.
15386 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15387 build_int_cst_type.
15389 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15391 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15392 Remove wrong description of "nand" operation.
15394 2009-05-06 Richard Guenther <rguenther@suse.de>
15395 Adam Nemet <anemet@caviumnetworks.com>
15397 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15398 comment. Add that if LHS is not a gimple register, then RHS1 has
15399 to be a single object (GIMPLE_SINGLE_RHS).
15401 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15403 * expr.c (get_def_for_expr): Move it up in the file.
15404 (store_field): When expanding a bit-field store, look at the
15405 defining gimple stmt for the masking conversion.
15407 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15409 PR middle-end/39986
15410 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15411 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15412 32-bit memcpy into long.
15414 2009-05-06 Jakub Jelinek <jakub@redhat.com>
15416 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
15417 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
15419 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
15420 instead of appending DW_OP_deref*.
15422 2009-05-06 Michael Matz <matz@suse.de>
15424 PR middle-end/40021
15425 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
15426 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
15428 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
15430 * Makefile.in (install-plugin): Fix srcdir handling.
15432 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
15434 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
15435 when processing for not_regs_needed bitmap.
15436 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
15437 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
15438 handling it for rhs.
15440 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15442 * config/i386/i386.md (unnamed inc/dec peephole): Use
15443 optimize_insn_for_size_p instead of optimize_size.
15444 * config/i386/predicates.md (incdec_operand): Likewise.
15445 (aligned_operand): Likewise.
15446 * config/i386/sse.md (divv8sf3): Likewise.
15447 (sqrtv8sf2): Likewise.
15449 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15451 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
15453 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
15455 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15457 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
15458 ssemodesuffixf2c with avxmodesuffixf2c.
15460 2009-05-06 Joseph Myers <joseph@codesourcery.com>
15463 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
15465 2009-05-05 Jakub Jelinek <jakub@redhat.com>
15467 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
15468 (struct tree_base): Adjust spacing for 8 bit boundaries.
15469 (struct tree_decl_common): Add decl_by_reference_flag bit.
15470 (DECL_BY_REFERENCE): Adjust.
15471 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
15472 print DECL_BY_REFERENCE bit.
15473 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
15474 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
15475 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
15476 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
15479 PR middle-end/39666
15480 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
15481 range of the type, but default label is missing, add it with one
15482 of the existing labels instead of adding a new label for it.
15484 2009-05-05 Joseph Myers <joseph@codesourcery.com>
15488 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
15490 * Makefile.in (enable_plugin, plugin_includedir): New.
15491 (install): Depend on install-plugin.
15492 (PLUGIN_HEADERS): New.
15493 (install-plugin): New.
15494 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
15496 2009-05-05 Richard Guenther <rguenther@suse.de>
15498 PR tree-optimization/40022
15499 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
15501 (phivn_valid_p): Fix tuplification error, simplify.
15502 (phiprop_insert_phi): Add dumps.
15503 (propagate_with_phi): Simplify.
15505 2009-05-05 Richard Guenther <rguenther@suse.de>
15507 PR middle-end/40023
15508 * builtins.c (gimplify_va_arg_expr): Properly build the address.
15510 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
15512 * tree.h (strip_float_extensions): Remove duplicate declaration.
15513 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
15514 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
15515 block_ultimate_origin): Rearrange the declarations line to match the
15516 comment that indicates the .c file which the functions are defined.
15517 (dwarf2out_*, set_decl_rtl): Add comment.
15518 (get_base_address): Adjust comment.
15519 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
15520 declarations line and add comment.
15521 (is_builtin_name): Add blank after function name, for clarity.
15523 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15525 * attribs.c (decl_attributes): Use %qE for identifiers in
15527 * cgraphunit.c (verify_cgraph_node): Translate function names to
15528 locale character set in diagnostics.
15529 * coverage.c (get_coverage_counts): Use %qE for identifiers in
15531 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
15532 Document that functions are named in UTF-8.
15533 * expr.c (expand_expr_real_1): Translate function names to locale
15534 character set in diagnostics.
15535 * gimplify.c (omp_notice_variable, omp_is_private,
15536 gimplify_scan_omp_clauses): Use %qE for identifiers in
15538 * langhooks.c (lhd_print_error_function): Translate function names
15539 to locale character set.
15540 * langhooks.h (decl_printable_name): Document that return value is
15541 in internal character set.
15542 * stmt.c: Include pretty-print.h
15543 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
15545 (resolve_operand_name_1): Translate named operand name to locale
15547 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
15549 * toplev.c (announce_function): Translate function names to locale
15551 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
15552 (default_tree_printer): Use pp_identifier or translate identifiers
15553 to locale character set. Mark "<anonymous>" for translation.
15554 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
15555 for identifiers in diagnostics.
15556 * tree.c (handle_dll_attribute): Use %qE for identifiers in
15558 * varasm.c (output_constructor): Use %qE for identifiers in
15561 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
15563 * configure.ac: use ` ` instead of $()
15564 * configure: Regenerate.
15566 2009-05-05 Ben Elliston <bje@au.ibm.com>
15568 * config/pa/linux-atomic.c: Eliminate conditional include of
15569 errno.h on non-LP64 systems to simplify build requirements.
15571 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15573 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
15575 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
15576 and pass value to identifier_to_locale.
15577 (warn_variable_length_array): Make name a tree.
15578 (grokdeclarator): Separate diagnostic texts for named and unnamed
15579 declarators. Use %qE for named declarators.
15580 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
15582 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
15583 identifiers in diagnostics.
15584 * c-typeck.c (push_member_name, start_init): Pass identifiers to
15585 identifier_to_locale. Mark "anonymous" strings for translation.
15587 2009-05-04 Michael Eager <eager@eagercon.com>
15589 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
15590 address for DImode/DFmode only if double-precision FP regs.
15592 2009-05-04 Michael Eager <eager@eagercon.com>
15594 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
15595 TARGET_SINGLE_FLOAT check.
15597 2009-05-04 Michael Eager <eager@eagercon.com>
15599 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
15601 2009-05-04 Michael Eager <eager@eagercon.com>
15603 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
15604 * config/rs6000/t-xilinx: New
15606 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
15608 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
15609 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
15610 * gcc/explow.c (memory_address): Use target hook.
15611 * gcc/targhooks.c (default_legitimize_address): New.
15612 * gcc/targhooks.h (default_legitimize_address): New.
15613 * gcc/target.h (legitimize_address): New.
15614 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
15615 (TARGET_INITIALIZER): Include it.
15616 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
15618 * config/bfin/bfin-protos.h (legitimize_address): Remove.
15619 * config/bfin/bfin.c (legitimize_address): Remove.
15620 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
15621 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
15623 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
15624 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
15626 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
15627 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
15628 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
15629 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
15630 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
15631 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
15632 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
15633 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
15634 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
15635 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
15636 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
15637 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
15638 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
15639 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
15640 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
15641 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
15642 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
15643 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
15644 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
15645 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
15646 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
15647 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
15648 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
15650 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
15651 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
15652 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
15653 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
15654 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
15655 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
15656 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
15657 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
15658 (thumb_legitimize_address): Delete.
15659 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
15660 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
15661 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
15662 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
15663 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
15664 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
15666 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
15669 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
15670 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
15671 * config/m32r/m32r.c (m32r_legitimize_address): New.
15672 * config/m68k/m68k.c (m68k_legitimize_address): New.
15673 * config/score/score.c (score_legitimize_address): Standardize.
15674 * config/score/score3.c (score3_legitimize_address): Standardize.
15675 * config/score/score3.h (score3_legitimize_address): Adjust.
15676 * config/score/score7.c (score7_legitimize_address): Standardize.
15677 * config/score/score7.h (score7_legitimize_address): Adjust.
15678 * config/sh/sh.c (sh_legitimize_address): New.
15679 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
15681 * gcc/config/s390/s390.c (legitimize_address): Rename to...
15682 (s390_legitimize_address): ... this.
15683 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
15684 (sparc_legitimize_address): ... this.
15685 * gcc/config/i386/i386.c (legitimize_address): Rename to...
15686 (ix86_legitimize_address): ... this.
15687 * gcc/config/avr/avr.c (legitimize_address): Rename to...
15688 (avr_legitimize_address): ... this.
15689 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
15690 (mn10300_legitimize_address): ... this.
15691 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
15692 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
15693 (alpha_expand_mov): Adjust call.
15695 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
15696 * config/spu/spu.c (spu_legitimize_address): Likewise.
15697 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
15698 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
15700 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15702 * intl.c (locale_encoding, locale_utf8): New.
15703 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
15704 * intl.h (locale_encoding, locale_utf8): Declare.
15705 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
15706 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
15708 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
15710 (pp_tree_identifier): Define to call pp_base_tree_identifier.
15711 (pp_base_tree_identifier): Declare as function.
15712 (identifier_to_locale): Declare.
15713 * Makefile.in (pretty-print.o): Update dependencies.
15714 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
15716 2009-05-04 Richard Guenther <rguenther@suse.de>
15718 PR middle-end/40015
15719 * builtins.c (fold_builtin_memory_op): Do not decay to element
15720 type if the size matches the whole array.
15722 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15724 * expmed.c (synth_mult): When trying out a shift, pass the result
15727 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15729 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
15730 (shiftsub1_cost): New.
15731 (init_expmed): Compute shiftsub1_cost.
15732 (synth_mult): Optimize multiplications by constants of the form
15733 -(2^^m-1) for some constant positive integer m.
15735 2009-05-03 Richard Guenther <rguenther@suse.de>
15738 * c-typeck.c (array_to_pointer_conversion): Do not built
15739 ADDR_EXPRs of arrays of pointer-to-element type.
15740 * c-gimplify.c (c_gimplify_expr): Revert change fixing
15741 up wrong ADDR_EXPRs after-the-fact.
15742 * c-common.c (strict_aliasing_warning): Strip pointer
15743 conversions for obtaining the original type.
15744 * builtins.c (fold_builtin_memset): Handle array types.
15745 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
15748 2009-05-03 Richard Guenther <rguenther@suse.de>
15750 PR middle-end/23329
15751 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
15752 Do not lose casts from array types with unknown extent to array
15753 types with known extent.
15754 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
15755 alias set compatibility.
15757 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
15759 * flags.h (extra_warnings): Delete.
15760 * toplev.c (process_options): Handle Wuninitialized here.
15761 * opts.c (extra_warnings): Delete.
15762 (set_Wextra): Delete.
15763 (common_handle_option): -Wextra can be handled automatically.
15764 * c-opts.c (c_common_handle_option): Delete obsolete code.
15765 (c_common_post_options): Simplify comment.
15766 * common.opt (W): Add Var.
15768 (Wuninitialized): Initialize to -1.
15770 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
15771 Richard Guenther <rguenther@suse.de>
15773 * expr.c (get_def_for_expr): New function.
15774 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
15775 SSA rather than trees.
15776 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
15777 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
15779 2009-05-03 Joseph Myers <joseph@codesourcery.com>
15781 * c-common.c (reswords): Add _Imaginary.
15782 * c-common.c (enum rid): Add RID_IMAGINARY.
15784 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
15786 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
15787 Patch by Richard Guenther.
15789 2009-05-03 Anatoly Sokolov <aesok@post.ru>
15791 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
15792 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
15793 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
15794 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
15795 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
15796 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
15797 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
15798 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
15799 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
15800 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
15801 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
15802 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
15803 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
15804 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
15805 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
15806 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
15807 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
15808 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
15810 2009-05-02 Richard Guenther <rguenther@suse.de>
15812 PR tree-optimization/39940
15813 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
15816 2009-05-02 Richard Guenther <rguenther@suse.de>
15818 PR middle-end/40001
15819 * tree-ssa.c (execute_update_addresses_taken): Properly check
15820 if we can mark a variable DECL_GIMPLE_REG_P.
15821 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
15822 back to the end of the function.
15823 (is_gimple_reg_type): Remove complex type special casing.
15824 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
15827 2009-05-02 Ben Elliston <bje@au.ibm.com>
15829 * doc/collect2.texi (Collect2): Document search path behaviour
15830 when configured with --with-ld.
15832 2009-05-02 Jan Hubicka <jh@suse.cz>
15834 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
15835 parameter; update callers.
15836 (coalesce_cost_edge): EH edges are costier because they needs
15837 splitting even if not critical and even more costier when there are
15838 multiple EH predecestors.
15840 2009-05-02 Jan Hubicka <jh@suse.cz>
15842 * except.c (remove_eh_handler_and_replace): Handle updating after
15843 removing TRY blocks.
15845 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
15847 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
15849 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
15851 * varasm.c: Do not include c-pragma.h.
15852 * attribs.c: Do not incude c-common.h.
15854 2009-05-01 Michael Matz <matz@suse.de>
15856 * calls.c (initialize_argument_information): Handle SSA names like
15857 decls with a non MEM_P DECL_RTL.
15859 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15861 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
15862 * ipa-utils.c: Likewise.
15863 * ipa-type-escape.c: Likewise.
15864 * cgraphunit.c Do not include c-common.h.
15865 * ipa-pure-const.c: Likewise.
15866 * tree-if-conv.c: Likewise.
15867 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
15868 * ipa-struct-reorg.c: Likewise.
15869 * tree-nomudflap.c: Likewise.
15870 * tree-ssa-structalias.c: Likewise.
15872 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15874 * store-motion.c: Many cleanups to make this pass a first-class
15875 citizen instead of an appendix to gcse load motion. Add TODO list
15876 to make this pass faster/cleaner/better.
15878 (struct ls_expr): Post gcse.c-split cleanups.
15879 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
15880 "stores" field to "avail_stores".
15881 (pre_ldst_mems): Rename to store_motion_mems.
15882 (pre_ldst_table): Rename to store_motion_mems_table.
15883 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
15884 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
15885 (ldst_entry): Rename to st_expr_entry, update users.
15886 (free_ldst_entry): Rename to free_st_expr_entry, update users.
15887 (free_ldst_mems): Rename to free_store_motion_mems, update users.
15888 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
15890 (first_ls_expr): Rename to first_st_expr, update users.
15891 (next_ls_expr): Rename to next_st_expr, update users.
15892 (print_ldst_list): Rename to print_store_motion_mems. Print names of
15893 fields properly for store motion instead of names inherited from load
15895 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
15896 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
15899 (ae_kill): Rename to st_kill, update users.
15900 (ae_gen): Rename to st_avloc, update users.
15901 (transp): Rename to st_transp, update users.
15902 (pre_insert_map): Rename to st_insert_map, update users.
15903 (pre_delete_map): Rename to st_delete_map, update users.
15904 (insert_store, build_store_vectors, free_store_memory,
15905 one_store_motion_pass): Update for abovementioned changes.
15907 (gcse_subst_count, gcse_create_count): Remove.
15908 (one_store_motion_pass): New statistics counters "n_stores_deleted"
15909 and "n_stores_created", local variables.
15911 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
15914 (regvec, compute_store_table_current_insn): Remove.
15915 (reg_set_info, reg_clear_last_set): Remove.
15916 (compute_store_table): Use DF caches instead of local dataflow
15919 2009-05-01 Joseph Myers <joseph@codesourcery.com>
15921 * c-objc-common.c (c_tree_printer): Print identifiers with
15922 pp_identifier, not pp_string. Mark "({anonymous})" for
15924 * c-pretty-print.c (pp_c_ws_string): New.
15925 (pp_c_cv_qualifier, pp_c_type_specifier,
15926 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
15927 pp_c_storage_class_specifier, pp_c_function_specifier,
15928 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
15929 pp_c_primary_expression, pp_c_postfix_expression,
15930 pp_c_unary_expression, pp_c_shift_expression,
15931 pp_c_relational_expression, pp_c_equality_expression,
15932 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
15933 use pp_string and pp_c_ws_string in place of pp_identifier and
15934 pp_c_identifier for non-identifiers. Mark English strings for
15936 * c-pretty-print.h (pp_c_ws_string): Declare.
15938 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
15939 Roland McGrath <roland@redhat.com>
15941 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
15942 (ENABLE_LD_BUILDID): New configuration option.
15943 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
15944 (LINK_BUILDID_SPEC): New macro.
15945 (init_spec): If defined, prepend it between LINK_EH_SPEC and
15947 * doc/install.texi: Document --enable-linker-build-id option.
15948 * configure: Rebuild.
15949 * config.in: Rebuild.
15951 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
15953 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
15954 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
15955 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
15956 MIPS_GP_SAVE_AREA_SIZE.
15957 * config/mips/mips.c (struct mips_frame_info): Update comment
15958 before arg_pointer_offset and hard_frame_pointer_offset.
15959 (mips_compute_frame_info): Update diagram before function: to
15960 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
15961 indicate the position of frame_pointer_rtx with -fstack-protector and
15962 to show args_size. Don't allocate cprestore area for leaf functions
15963 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
15965 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
15967 2009-04-30 Michael Matz <matz@suse.de>
15969 PR tree-optimization/39955
15970 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
15972 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
15974 * ira.c (setup_cover_and_important_classes): Use safe macro
15975 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
15977 * genpreds.c (write_tm_preds_h): Output suitable definition of
15978 REG_CLASS_FOR_CONSTRAINT.
15980 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
15982 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
15984 * bitmap.c (bitmap_descriptor): Likewise.
15985 * ggc-common.c (loc_descriptor): Likewise.
15986 * varray.c (varray_descriptor): Likewise.
15987 * vec.c (vec_descriptor): Likewise.
15989 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
15991 * Makefile.in (dce.o): Add $(EXCEPT_H).
15992 * dce.c: Include except.h and delete redundant vector definitions.
15993 (deletable_insn_p): Return false for non-call insns that can throw
15996 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
15998 * gcse.c (ae_gen): Remove.
15999 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16000 and make non-static function to make it available in store-motion.c.
16001 Update call sites with search-and-replace.
16002 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16003 extract_mentioned_regs, extract_mentioned_regs_helper,
16004 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16005 store_killed_in_insn, store_killed_after, store_killed_before,
16006 build_store_vectors, insert_insn_start_basic_block, insert-store,
16007 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16008 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16009 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16010 * store-motion.c: ...new file. Also copy data structures from gcse.c
16011 and clean up to remove parts not used by store motion.
16012 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16013 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16015 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16018 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16019 when optimizing for size.
16021 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16023 * gcse.c (gcse_constant_p): Fix typo in last change.
16025 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16027 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16029 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16031 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16033 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16035 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16036 CONST_HIGH_PART result.
16038 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16040 * config/avr/avr.c (initial_elimination_offset): Rename to
16041 avr_initial_elimination_offset.
16042 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16043 change return type to bool.
16044 (avr_can_eliminate): New function.
16045 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16046 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16047 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16048 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16049 avr_initial_elimination_offset.
16050 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16051 (avr_initial_elimination_offset): Define.
16053 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16054 Steven Bosscher <steven@gcc.gnu.org>
16056 PR rtl-optimization/39938
16057 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16058 * cfgrtl.c: Include insn-attr.h.
16059 (rest_of_pass_free_cfg): New function.
16060 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16061 * resource.c (init_resource_info): Remove call to df_analyze.
16063 2009-04-29 Richard Guenther <rguenther@suse.de>
16066 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16067 allow conversion to signed integers.
16069 2009-04-29 Richard Guenther <rguenther@suse.de>
16071 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16072 shifts of floating point vectors if the shift amount is
16073 a constant multiple of the element size.
16075 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16076 Michael Matz <matz@suse.de>
16078 PR middle-end/39927
16080 * tree-outof-ssa.c (emit_partition_copy): New function.
16081 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16082 insert_part_to_rtx_on_edge): Perform the partition base var
16083 copy using emit_partition_copy.
16084 (insert_value_copy_on_edge): Convert constants to the right mode.
16085 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16086 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16088 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16090 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16091 scan backwards to try to find a constant to initialize it.
16093 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16094 insn before the loop_end instruction, don't look past labels.
16096 2009-04-29 Richard Guenther <rguenther@suse.de>
16098 PR middle-end/39937
16099 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16100 loose type conversions.
16101 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16102 stmts only if there are no uses of its definition.
16104 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16106 * config/bfin/bfin.h (splitting_loops): Declare.
16107 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16108 Reorder bit definitions to be ascending.
16109 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16110 * config/bfin/bfin.c (splitting_loops): New variable.
16111 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16112 (struct loop_info): Remove members INIT and LOOP_INIT.
16113 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16114 the LSETUP sequence. Allow LC to be loaded from any register, but
16115 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16116 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16118 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16119 of reload_completed.
16122 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16124 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16126 * Makefile.in (PLUGIN_VERSION_H): New.
16127 (OBJS-common): Remove plugin-version.o.
16128 (plugin.o): Depend on (PLUGIN_VERSION_H).
16129 (plugin-version.o): Remove.
16130 * configure: Regenerate
16131 * configure.ac: Create plugin-version.h.
16132 * gcc-plugin.h (plugin_gcc_version): Remove.
16133 (plugin_default_version_check): Change signature.
16134 * plugin-version.c: Remove.
16135 * plugin.c: Include plugin-version.h.
16136 (str_plugin_gcc_version_name): Remove.
16137 (try_init_one_plugin): Pass gcc version to plugin_init.
16138 (plugin_default_version_check): Both gcc and plugin versions are now
16141 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16143 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16144 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16145 Remove special case testing for last insn of inner loops. Don't fail
16146 if the loop ends with a jump, emit an extra nop instead.
16148 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16149 DREGS rather than comparing directly. Remove code that tries to
16150 account for latencies.
16152 2009-04-29 Richard Guenther <rguenther@suse.de>
16154 PR tree-optimization/39941
16155 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16156 eliminating an indirect call.
16158 2009-04-29 Richard Guenther <rguenther@suse.de>
16160 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16161 parameter. Allow invariants as base if !require_lvalue.
16162 (verify_gimple_assign_single): Adjust.
16164 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16166 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16167 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16168 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16169 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16170 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16172 * config/bfin/bfin.c (bfin_expand_builtin,
16173 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16175 2009-04-28 Richard Guenther <rguenther@suse.de>
16177 * tree-vect-loop.c (get_initial_def_for_induction): Use
16178 correct types for pointer increment.
16180 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16182 * toplev.c (print_version): Update GMP version string calculation.
16184 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16186 PR rtl-optimization/39938
16187 * resource.c (init_resource_info): Add call to df_analyze.
16189 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16191 * config/alpha/alpha.md (usegp): Cast the result of
16192 alpha_find_lo_sum_using_gp to enum attr_usegp.
16193 * config/alpha/alpha.c (override_options): Remove end-of-structure
16194 marker element from cpu_table. Use array size of cpu_table to handle
16195 -mcpu and -mtune options.
16196 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16198 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16200 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16201 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16202 tune_32 and tune_64.
16203 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16204 support on PowerPC.
16205 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16206 * config/rs6000/option-defaults.h: ... here. New file.
16207 (OPT_64, OPT_32): Define.
16208 (MASK_64BIT): Define to 0 if not already defined.
16209 (OPT_ARCH64, OPT_ARCH32): Define.
16210 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16213 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16215 * config/arm/arm.c (arm_override_options): Emit error on using
16218 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16220 PR rtl-optimization/39914
16221 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16222 registers for allocnos created from user-defined variables only
16223 when not optimizing.
16225 2009-04-28 Richard Guenther <rguenther@suse.de>
16227 PR middle-end/39937
16228 * fold-const.c (fold_binary): Use distribute_real_division only
16231 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16233 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16234 add hpux-stdint.h to tm_file.
16235 (hppa[12]*-*-hpux11*): Ditto.
16236 (ia64*-*-hpux*): Ditto.
16237 * config/hpux-stdint.h: New.
16238 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16239 __STDC_EXT__ for all compiles.
16240 * config/pa/pa-hpux.h: Ditto.
16241 * config/pa/pa-hpux10.h: Ditto.
16242 * config/pa/pa-hpux11.h: Ditto.
16244 2009-04-28 Catherine Moore <clm@codesourcery.com>
16246 * debug.h (set_name): Add comment.
16248 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16251 * config/darwin.c (machopic_gen_offset): Check
16252 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16253 * config/arm/arm.c (require_pic_register): Likewise.
16255 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16257 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16258 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16259 m32c_promote_prototypes): Delete.
16261 2009-04-28 Michael Matz <matz@suse.de>
16263 PR middle-end/39922
16264 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16267 2009-04-28 Richard Guenther <rguenther@suse.de>
16269 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16271 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16273 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16274 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16275 * config/arm/arm-tune.md: Regenerate.
16277 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16279 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16280 block if there are complex incoming edges.
16281 (sel_merge_blocks): Remove useless assert.
16282 (sel_redirect_edge_and_branch): Check that edge was redirected.
16283 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16284 (sel_find_rgns): Delete declaration.
16285 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16286 the region when it is not a preheader.
16288 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16291 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16293 2009-04-28 Richard Guenther <rguenther@suse.de>
16295 * tree.h (SSA_NAME_VALUE): Remove.
16296 (struct tree_ssa_name): Remove value_handle member.
16297 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16298 array for jump threading.
16299 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16301 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16302 * tree-flow.h (threadedge_initialize_values): Declare.
16303 (threadedge_finalize_values): Likewise.
16304 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16305 (SSA_NAME_VALUE): Define.
16306 (threadedge_initialize_values): New function.
16307 (threadedge_finalize_values): Likewise.
16308 * tree-ssa-dom.c (ssa_name_values): New global variable.
16309 (SSA_NAME_VALUE): Define.
16310 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16312 2009-04-28 Ira Rosen <irar@il.ibm.com>
16314 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16315 Use REPORT_VECTORIZED_LOCATIONS instead
16316 REPORT_VECTORIZED_LOOPS.
16317 * tree-vectorizer.c (vect_verbosity_level): Make static.
16318 (vect_loop_location): Rename to vect_location.
16319 (vect_set_verbosity_level): Update comment.
16320 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16322 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16323 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16324 instead REPORT_UNVECTORIZED_LOOPS.
16325 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16326 and vect_loop_def to vect_external_def and vect_internal_def.
16327 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16328 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16329 REPORT_UNVECTORIZED_LOCATIONS.
16330 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16331 and vect_used_in_loop and to vect_unused_in_scope and
16332 vect_used_in_scope.
16333 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16334 (vect_verbosity_level): Remove declaration.
16335 (vect_analyze_operations): Likewise.
16336 (vect_analyze_stmt): Declare.
16337 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16338 REPORT_UNVECTORIZED_LOCATIONS.
16339 (vect_get_loop_niters): Fix indentation.
16340 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16341 (vect_analyze_loop_operations): New function.
16342 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16343 vect_analyze_operations.
16344 (vect_is_simple_reduction): Use new names.
16345 (vectorizable_live_operation, vect_transform_loop): Likewise.
16346 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16347 to specify whether the data references can be a part of interleaving
16349 (vect_analyze_data_ref_dependence): Use new names.
16350 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16351 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16352 * tree-vect-patterns.c (widened_name_p): Use new names.
16353 (vect_recog_dot_prod_pattern): Likewise.
16354 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16355 (process_use, vect_mark_stmts_to_be_vectorized,
16356 vect_model_simple_cost, vect_model_store_cost,
16357 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16358 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16359 vectorizable_operation, vectorizable_type_demotion,
16360 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16361 vectorizable_condition): Likewise.
16362 (vect_analyze_operations): Split into vect_analyze_loop_operations
16364 (vect_analyze_stmt): ... new function.
16365 (new_stmt_vec_info): Use new names.
16366 (vect_is_simple_use): Use new names and fix comment.
16367 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16368 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16370 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16373 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16374 and integer modes for x87 operands. Do not ICE for unsupported size,
16375 generate error instead. Generate error for unsupported operand types.
16376 ['z']: Do not handle HImode memory operands specially. Warning
16377 for floating-point operands. Fallthru to 'Z' for unsupported operand
16378 types. Do not ICE for unsupported size, generate error instead.
16379 (output_387_binary_op): Use %Z to output operands.
16380 (output_fp_compare): Ditto.
16381 (output_387_reg_move): Ditto.
16383 2009-04-28 Ben Elliston <bje@au.ibm.com>
16388 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16390 * builtins.c (c_strlen): Do not warn here.
16391 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16392 * c-common.c (pointer_int_sum): Take an explicit location.
16393 Warn about offsets out of bounds.
16394 * c-common.h (pointer_int_sum): Adjust declaration.
16396 2009-04-27 Ian Lance Taylor <iant@google.com>
16398 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16400 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16401 * df-core.c (df_set_flags): Change return type to int. Change
16402 type of old_flags to int.
16403 (df_clear_flags): Likewise.
16404 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16405 (df_get_conditional_uses): Likewise.
16406 * df.h (df_set_flags, df_clear_flags): Update declarations.
16407 * dwarf2out.c (struct indirect_string_node): Change type of form
16408 field to enum dwarf_form.
16409 (AT_string_form): Change return type to enum dwarf_form.
16410 * fixed-value.c (fixed_compare): Add cast to enum type.
16411 * fwprop.c (update_df): Change 0 to VOIDmode.
16412 * gensupport.c: Change 0 to UNKNOWN.
16413 * gimple.h (gimple_cond_code): Add cast to enum type.
16414 * haifa-sched.c (reemit_notes): Add cast to enum type.
16415 * hooks.c (hook_int_void_no_regs): Remove function.
16416 * hooks.h (hook_int_void_no_regs): Remove declaration.
16417 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
16418 * predict.c (combine_predictions_for_insn): Add casts to enum type.
16419 * real.c (real_arithmetic): Add cast to enum type.
16420 (real_compare): Likewise.
16421 * target.h (struct gcc_target): Change return type of
16422 branch_target_register_class to enum reg_class.
16423 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
16424 default_branch_target_register_class.
16425 * targhooks.c (default_branch_target_register_class): New function.
16426 * targhooks.h (default_branch_target_register_class): Declare.
16427 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
16428 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
16430 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
16432 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
16433 vect_uninitialized_def. Change 0 to ERROR_MARK.
16434 * tree-vect-stmts.c (supportable_widening_operation): Don't
16435 initialize icode1 and icode2.
16436 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
16437 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
16439 (cmn_err_flag_specs): Change 0 to STD_C89.
16440 (cmn_err_char_table): Likewise.
16441 * config/arm/arm.c (get_arm_condition_code): Change type of code
16442 to enum arm_cond_code.
16443 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
16444 (IWMMXT_BUILTIN2): Likewise.
16445 (neon_builtin_type_bits): Don't define typedef.
16446 (neon_builtin_datum): Change type of bits field to int.
16447 (arm_expand_neon_args): Add cast to enum type.
16448 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
16450 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
16451 casts to enum type.
16452 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
16454 * config/mips/mips.md (jal_macro): Return enum constant.
16455 (single_insn): Likewise.
16456 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
16458 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16459 casts to enum type.
16460 * config/s390/s390.c (s390_tune_flags): Change type to int.
16461 (s390_arch_flags): Likewise.
16462 (s390_handle_arch_option): Change flags field of struct pta to int.
16463 * config/s390/s390.h (s390_tune_flags): Update declaration.
16464 (s390_arch_flags): Likewise.
16465 * config/sh/sh.c (prepare_move_operands): Compare
16466 tls_symbolic_operand result with enum constant.
16467 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
16468 (sh_expand_prologue): Add cast to enum type.
16469 (sh_expand_epilogue): Likewise.
16470 (tls_symbolic_operand): Change return type to enum tls_model.
16471 (fpscr_set_from_mem): Add cast to enum type.
16472 (legitimize_pic_address): Compare tls_symbolic_operand result with
16474 (sh_target_reg_class): Change return type to enum reg_class.
16475 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
16477 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
16478 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
16479 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
16480 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
16481 (delayed_branch, tls_call_delay): Likewise.
16482 (eligible_for_sibcall_delay): Likewise.
16483 (eligible_for_return_delay): Likewise.
16484 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
16485 (spu_expand_builtin_1): Likewise.
16487 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
16488 for all types of conversions.
16489 (output_init_element): Issue -Wc++-compat warning if needed when
16490 initializing a bitfield with enum type.
16491 * c-parser.c (c_parser_expression): Set original_type to
16492 original_type of right hand operand of comma operator.
16494 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16496 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
16498 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
16499 * doc/cpp.texi (Standard Predefined Macros)
16500 (Implementation-defined behavior): Likewise.
16501 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
16502 * doc/gimple.texi (GIMPLE Exception Handling)
16503 (@code{GIMPLE_ASSIGN}): Likewise.
16504 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
16505 * doc/invoke.texi (Warning Options, Optimize Options)
16506 (AVR Options, Darwin Options): Likewise.
16507 (Optimize Options): Reformulate -fwhole-program description.
16508 * doc/loop.texi (Lambda): Likewise.
16509 * doc/md.texi (Output Template, Define Constraints)
16510 (Standard Names, Insn Splitting): Likewise.
16511 * doc/options.texi (Option properties): Likewise.
16512 * doc/passes.texi (Tree-SSA passes): Likewise.
16513 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
16514 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
16515 (File Names and DBX): Likewise.
16516 * doc/trouble.texi (Incompatibilities): Likewise.
16518 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16520 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
16521 instruction is correct.
16523 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16525 Allow non-constant arguments to conversion intrinsics.
16526 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
16527 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
16528 * spu.c (print_operand): Handle 'v' and 'w'.
16529 (exp2_immediate_p, spu_gen_exp2): Define.
16530 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
16531 spu_convtf_1): Update parameter descriptions.
16532 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
16533 * constraints.md ('v', 'w'): New.
16534 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
16536 (i2f, I2F): New define_mode_attr.
16537 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
16538 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
16539 fixuns_truncv4sfv4si2): Update to use mode attribute.
16540 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
16541 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
16542 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
16543 patterns for combine.
16545 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
16547 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
16548 (cprop, hoist, pre, store_motion): New debug counters.
16549 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
16550 is not an RTL pass anymore.
16551 (pass_profiling): Remove extern decl for pass removed in 2005.
16552 (pass_gcse, pass_jump_bypass): Remove.
16553 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
16554 to 0 for clean state.
16555 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
16556 * cse.c (gate_handle_cse_after_global_opts,
16557 rest_of_handle_cse_after_global_opts): New functions.
16558 (pass_cse_after_global_opts): New pass, does local CSE.
16559 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
16560 (TV_CPROP): New timevar.
16561 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
16562 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
16563 (gcse_main, recompute_all_luids): Remove.
16564 (compute_hash_table_work): Call max_reg_num instead of reading
16566 (cprop_jump): Don't set run_jump_opt_after_gcse.
16567 (constprop_register): Always allow to alter jumps.
16568 (cprop_insn): Likewise.
16569 (do_local_cprop): Likewise.
16570 (local_cprop_pass): Likewise. Return non-zero if something changed.
16571 (cprop): Remove function, fold interesting bits into one_cprop_pass.
16572 (find_implicit_sets): Add note about missed optimization opportunity.
16573 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
16574 pass_rtl_cprop execute function.
16575 Don't bother tracking the pass number, each pass gets its own dumpfile
16577 Always allow to alter jumpsand bypass jumps.
16578 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
16579 will just find no suitable set.
16580 (pre_edge_insert): Fix dumping, this function is for PRE only.
16581 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
16582 pass_rtl_pre execute function.
16583 (hoist_code): Return non-zero if something changed. Keep track of
16584 substitutions and insertions for statistics gathering similar to PRE.
16585 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
16586 called from the pass_rtl_hoist execute function. Show pass statistics.
16587 (compute_store_table): Use max_reg_num directly instead of using the
16588 formerly global max_gcse_regno.
16589 (build_store_vectors): Likewise.
16590 (replace_store_insn): Fix dumping.
16591 (store_motion): Rename to ...
16592 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
16593 pass, called from the pass_rtl_store_motion execute function. Keep
16594 track of substitutions and insertions for statistics gathering similar
16596 (bypass_jumps): Remove, fold interesting bits into ...
16597 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
16598 from the pass_rtl_cprop execute function.
16599 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
16600 pass_jump_bypass): Remove.
16601 (gate_handle_gcse, rest_of_handle_gcse): Remove.
16602 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
16603 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
16604 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
16605 (gate_rtl_store_motion, execute_rtl_store_motion,
16606 pass_rtl_store_motion): New.
16607 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
16608 make it clear that -fcse-skip-blocks is a no-op for backward compat.
16609 * passes.c (init_optimization_passes): Remove pass_gcse and
16610 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
16611 and cse_after_global_opts in place of pass_gcse. Schedule cprop
16612 instead of pass_jump_bypass.
16614 2009-04-27 Richard Guenther <rguenther@suse.de>
16616 PR middle-end/39928
16617 * gimplify.c (gimplify_expr): If we are required to create
16618 a temporary make sure it ends up as register.
16620 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
16623 * config/i386/i386.c (construct_container): Don't call
16624 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
16625 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
16627 2009-04-27 Michael Matz <matz@suse.de>
16629 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
16630 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
16631 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
16632 (dump_replaceable_exprs): Take a bitmap.
16633 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
16635 (expand_gimple_basic_block): Likewise.
16636 * tree-ssa-ter.c (struct temp_expr_table_d): Make
16637 replaceable_expressions member a bitmap.
16638 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
16639 (mark_replaceable): Likewise.
16640 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
16641 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
16643 2009-04-27 Richard Guenther <rguenther@suse.de>
16645 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
16646 (verify_stmts): Dispatch to gimple/type verification code.
16647 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
16648 issue with call argument types.
16650 2009-04-27 Michael Matz <matz@suse.de>
16652 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
16653 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
16656 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
16657 Eric Botcazou <ebotcazou@adacore.com>
16659 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
16660 a label's basic block.
16661 (mark_target_live_regs): Tidy and rework obsolete comments.
16662 Change back DF problem to LIVE. If a label starts a basic block,
16663 assume that all registers that used to be live then still are.
16664 (init_resource_info): If a label starts a basic block, set its
16665 BLOCK_FOR_INSN accordingly.
16666 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
16668 2009-04-27 Richard Guenther <rguenther@suse.de>
16670 * tree-flow-inline.h (function_ann): Remove.
16671 (get_function_ann): Likewise.
16672 * tree-dfa.c (create_function_ann): Remove.
16673 * tree-flow.h (struct static_var_ann_d): Remove.
16674 (struct function_ann_d): Likewise.
16675 (union tree_ann_d): Remove fdecl member.
16676 (function_ann_t): Remove.
16677 (function_ann, get_function_ann, create_function_ann): Remove
16680 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
16682 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
16684 2009-04-27 Jan Hubicka <jh@suse.cz>
16686 * ipa-pure-const.c (struct funct_state_d): New fields
16687 state_previously_known, looping_previously_known; remove
16688 state_set_in_source.
16689 (analyze_function): Use new fields.
16690 (propagate): Avoid assumption that state_set_in_source imply
16693 * tree-ssa-loop-niter.c (finite_loop_p): New function.
16694 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
16695 * cfgloop.h (finite_loop_p): Declare.
16697 2009-04-26 Michael Matz <matz@suse.de>
16699 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
16701 2009-04-26 Michael Matz <matz@suse.de>
16703 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
16704 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
16705 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
16706 pass_mark_used_blocks): Remove.
16707 * tree-optimize.c (pass_free_datastructures,
16708 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
16709 * passes.c (init_optimization_passes): Don't call
16710 pass_mark_used_blocks, remove dead code.
16712 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
16714 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
16715 * tree-ssa-live.h (register_ssa_partition): Likewise.
16717 2009-04-26 Michael Matz <matz@suse.de>
16720 * builtins.c (fold_builtin_next_arg): Handle SSA names.
16721 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
16722 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
16724 (compare_pairs): Swap cost comparison.
16725 (coalesce_ssa_name): Don't use change_partition_var.
16726 * tree-nrv.c (struct nrv_data): Add modified member.
16727 (finalize_nrv_r): Set it.
16728 (tree_nrv): Use it to update statements.
16729 (pass_nrv): Require PROP_ssa.
16730 * tree-mudflap.c (mf_decl_cache_locals,
16731 mf_build_check_statement_for): Use make_rename_temp.
16732 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
16733 * alias.c (find_base_decl): Handle SSA names.
16734 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
16735 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
16736 * rtl.h (set_reg_attrs_for_parm): Declare.
16737 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
16738 to "optimized", remove unused locals at finish.
16739 (execute_free_datastructures): Make global, call
16740 delete_tree_cfg_annotations.
16741 (execute_free_cfg_annotations): Don't call
16742 delete_tree_cfg_annotations.
16744 * ssaexpand.h: New file.
16745 * expr.c (toplevel): Include ssaexpand.h.
16746 (expand_assignment): Handle SSA names the same as register variables.
16747 (expand_expr_real_1): Expand SSA names.
16748 * cfgexpand.c (toplevel): Include ssaexpand.h.
16749 (SA): New global variable.
16750 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
16751 (SSAVAR): New macro.
16752 (set_rtl): New helper function.
16753 (add_stack_var): Deal with SSA names, use set_rtl.
16754 (expand_one_stack_var_at): Likewise.
16755 (expand_one_stack_var): Deal with SSA names.
16756 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
16757 before unique numbers.
16758 (expand_stack_vars): Use set_rtl.
16759 (expand_one_var): Accept SSA names, add asserts for them, feed them
16760 to above subroutines.
16761 (expand_used_vars): Expand all partitions (without default defs),
16762 then only the local decls (ignoring those expanded already).
16763 (expand_gimple_cond): Remove edges when jumpif() expands an
16764 unconditional jump.
16765 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
16766 or remove abnormal edges. Ignore insns setting the LHS of a TERed
16768 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
16769 members of SA; deal with PARM_DECL partitions here; expand
16770 all PHI nodes, free tree datastructures and SA. Commit instructions
16771 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
16772 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
16773 info and statements at start, collect garbage at finish.
16774 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
16775 (VAR_ANN_PARTITION) Remove.
16776 (change_partition_var): Don't declare.
16777 (partition_to_var): Always return SSA names.
16778 (var_to_partition): Only accept SSA names.
16779 (register_ssa_partition): Only check argument.
16780 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
16782 (delete_var_map): Don't free it.
16783 (var_union): Only accept SSA names, simplify.
16784 (partition_view_init): Mark only useful SSA names as used.
16785 (partition_view_fini): Only deal with SSA names.
16786 (change_partition_var): Remove.
16787 (dump_var_map): Use ssa_name instead of partition_to_var member.
16788 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
16790 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
16791 (struct _elim_graph): New member const_dests; nodes member vector of
16793 (set_location_for_edge): New static helper.
16794 (create_temp): Remove.
16795 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
16796 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
16797 (new_elim_graph): Allocate const_dests member.
16798 (clean_elim_graph): Truncate const_dests member.
16799 (delete_elim_graph): Free const_dests member.
16800 (elim_graph_size): Adapt to new type of nodes member.
16801 (elim_graph_add_node): Likewise.
16802 (eliminate_name): Likewise.
16803 (eliminate_build): Don't take basic block argument, deal only with
16804 partition numbers, not variables.
16805 (get_temp_reg): New static helper.
16806 (elim_create): Use it, deal with RTL temporaries instead of trees.
16807 (eliminate_phi): Adjust all calls to new signature.
16808 (assign_vars, replace_use_variable, replace_def_variable): Remove.
16809 (rewrite_trees): Only do checking.
16810 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
16811 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
16812 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
16813 contains_tree_r, MAX_STMTS_IN_LATCH,
16814 process_single_block_loop_latch, analyze_edges_for_bb,
16815 perform_edge_inserts): Remove.
16816 (expand_phi_nodes): New global function.
16817 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
16818 functions, initialize new parameter, remember partitions having a
16820 (finish_out_of_ssa): New global function.
16821 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
16822 don't reset in_ssa_p here, don't disable TER when mudflap.
16823 (pass_del_ssa): Remove.
16824 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
16826 (execute_free_datastructures): Declare.
16827 * Makefile.in (SSAEXPAND_H): New variable.
16828 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
16829 * basic-block.h (commit_one_edge_insertion): Declare.
16830 * passes.c (init_optimization_passes): Move pass_nrv and
16831 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
16832 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
16833 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
16834 (redirect_branch_edge): Deal with super block when expanding, split
16835 out jump patching itself into ...
16836 (patch_jump_insn): ... here, new static helper.
16838 2009-04-26 Michael Matz <matz@suse.de>
16840 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
16841 beyond num_ssa_names.
16842 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
16843 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
16845 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16847 PR inline-asm/39543
16848 * fwprop.c (forward_propagate_asm): New function.
16849 (forward_propagate_and_simplify): Propagate also into __asm, if it
16850 doesn't increase the number of referenced registers.
16853 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
16855 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16857 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
16858 note_nonlocal_vla_type for nonlocal VLAs.
16859 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
16860 contains_remapped_vars, remap_vla_decls): New functions.
16861 (convert_nonlocal_reference_stmt): If not optimizing, call
16862 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
16863 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
16864 if it wasn't found in var_map.
16865 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
16866 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
16867 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
16869 * gimplify.c (nonlocal_vlas): New variable.
16870 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
16872 (gimplify_body): Create and destroy nonlocal_vlas.
16874 * dwarf2out.c (loc_descr_plus_const): New function.
16875 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
16876 mem_loc_descriptor, loc_descriptor_from_tree_1,
16877 descr_info_loc, gen_variable_die): Use it.
16879 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
16880 !TREE_STATIC VAR_DECLs.
16881 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
16882 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
16883 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
16884 DECL_BY_REFERENCE is valid.
16885 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
16886 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
16887 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
16888 Copy DECL_BY_REFERENCE.
16889 (struct nesting_copy_body_data): New type.
16890 (nesting_copy_decl): New function.
16891 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
16892 if they have variable length.
16894 2009-04-26 Michael Matz <matz@suse.de>
16896 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
16897 mark new temporaries for renaming.
16899 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16902 * c-decl.c (global_bindings_p): Return negative value.
16903 (c_variable_size): New. Based on variable_size from
16905 (grokdeclarator): Call c_variable_size not variable_size.
16907 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
16909 * config/i386/i386.c (print_operand) ['z']: Fix typo.
16911 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
16913 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
16914 Redefine it to just use mingw/include.
16915 (ASM_SPEC): Rules for -m32 and -m64.
16916 (LINK_SPEC): Use Likewise.
16917 (SPEC_32): New define.
16918 (SPEC_64): Likewise.
16919 (SUB_LINK_SPEC): Likewise.
16920 (MULTILIB_DEFAULTS): New define.
16921 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
16922 Add multilib options.
16923 (MULTILIB_DIRNAMES): Likewise.
16924 (MULTILIB_OSDIRNAMES): Likewise.
16925 (LIBGCC): Likewise.
16926 (INSTALL_LIBGCC): Likewise.
16928 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16931 * c-tree.h (enum c_inline_static_type): New.
16932 (record_inline_static): Declare.
16933 * c-decl.c (struct c_inline_static, c_inline_statics,
16934 record_inline_static, check_inline_statics): New.
16935 (pop_file_scope): Call check_inline_statics.
16936 (start_decl): Call record_inline_static instead of pedwarning
16937 directly for static in inline function.
16938 * c-typeck.c (build_external_ref): Call record_inline_static
16939 instead of pedwarning directly for static referenced in inline
16942 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
16944 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
16945 not new but only being rescanned.
16946 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
16947 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
16948 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
16949 record_set_info, compute_set, grealloc): Remove.
16950 (recompute_all_luids): New function.
16951 (gcse_main): Don't compute sets, and don't do related memory
16952 allocations/free-ing. If something changed before the end of the
16953 pass, update LUIDs using recompute_all_luids.
16954 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
16955 (free_gcse_mem): Don't free it either.
16956 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
16957 Use the df insn LUIDs.
16958 (load_killed_in_block): Likewise.
16959 (compute_hash_table_work): Don't compute reg_set_in_block.
16960 (compute_transp): Use DF_REG_DEF_CHAINs.
16961 (local_cprop_pass): Don't use compute_sets and related functions.
16962 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
16963 Use get_max_uid() instead of max_cuid.
16964 (insert_insn_end_basic_block, pre_insert_copy_insn,
16965 update_ld_motion_stores): Don't try to
16966 keep reg_set tables up to date.
16967 (pre_insert_copies): Use df insn LUIDs.
16968 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
16969 (reg_set_info): Don't use extra bitmap argument.
16970 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
16971 information to compute regs_set_in_block.
16972 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
16973 (bypass_jumps): Don't use compute_sets and friends.
16975 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16978 * opts.c (undocumented_msg): Do not leave blank even with
16981 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16983 * c-decl.c (build_enumerator): Allow values folding to integer
16984 constants but not integer constant expressions with a pedwarn if
16987 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16990 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
16991 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
16992 type is an integer constant.
16994 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
16997 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17000 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17003 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17004 with variably modified return type and no storage class
17005 specifiers, except for the case of nested functions. Distinguish
17006 extern declarations of functions with variably modified return
17007 types from those of objects with variably modified types.
17009 2009-04-25 Jan Hubicka <jh@suse.cz>
17011 * tree.c (list_equal_p): New function.
17012 * tree.h (list_equal_p): Declare.
17013 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17014 basic_block_def, basic_block, const_basic_block): New.
17015 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17016 (redirect_eh_edge): New function.
17017 (make_eh_edge_update_phi): EH edges are not abnormal.
17018 * except.c: Include tree-flow.h.
17019 (list_match): New function.
17020 (eh_region_replaceable_by_p): New function.
17021 (replace_region): New function.
17022 (hash_type_list): New function.
17023 (hash_eh_region): New function.
17024 (eh_regions_equal_p): New function.
17025 (merge_peers): New function.
17026 (remove_unreachable_regions): Verify EH tree when checking;
17028 (copy_eh_region_1): New function.
17029 (copy_eh_region): New function.
17030 (push_reachable_handler): New function.
17031 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17032 regions without label but with live RESX.
17033 * except.h (redirect_eh_edge_to_label): New.
17034 * tree-flow.h (redirect_eh_edge): New.
17035 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17036 basic_block_def, basic_block, const_basic_block): Remove.
17037 * Makefile.in (except.o): Add dependency on tree-flow.h
17038 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17039 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17042 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17045 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17046 on the destination of memcpy.
17048 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17050 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17051 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17052 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17054 2009-04-25 Jan Hubicka <jh@suse.cz>
17056 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17057 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17058 to be reached by different label than left.
17059 (update_eh_edges): Update comment; remove edge_to_remove if possible
17060 and return true if suceeded.
17061 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17062 (cleanup_eh): Compute sharing map.
17063 * except.c (remove_eh_handler_and_replace): Add argument if we should
17065 (remove_unreachable_regions): Update for label sharing.
17066 (label_to_region_map): Likewise.
17067 (get_next_region_sharing_label): New function.
17068 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17070 (remove_eh_handler): Update.
17071 (remove_eh_region_and_replace_by_outer_of): New function.
17072 * except.h (struct eh_region): Add next_region_sharing_label.
17073 (remove_eh_region_and_replace_by_outer_of,
17074 get_next_region_sharing_label): Declare.
17075 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17077 2009-04-25 Jan Hubicka <jh@suse.cz>
17079 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17080 insert code even if they are not critical.
17082 2009-04-25 Jan Hubicka <jh@suse.cz>
17084 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17085 (gimple_can_remove_branch_p): EH edges won't remove branch by
17087 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17088 updating of non-abnormal EH edges.
17089 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17090 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17091 (split_critical_edges): Split also edges where emitting code on them
17092 will lead to splitting later.
17094 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17095 H.J. Lu <hongjiu.lu@intel.com>
17098 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17099 the configured assembler supports fildq and fistpq mnemonics.
17100 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17101 * configure: Regenerated.
17102 * config.in: Ditto.
17104 * config/i386/i386.c (print_operand): Handle 'Z'.
17105 ['z']: Remove handling of special fild/fist suffixes.
17106 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17107 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17108 suffix of fild insn.
17109 (*floatsi<mode>2_vector_mixed): Ditto.
17110 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17111 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17112 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17113 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17114 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17116 2009-04-25 Ben Elliston <bje@au.ibm.com>
17118 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17119 the source of a set operation.
17121 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17123 * target.h (struct gcc_target): Add case_values_threshold field.
17124 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17125 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17126 * targhooks.c (default_case_values_threshold): New function.
17127 * targhooks.h (default_case_values_threshold): Declare function.
17128 * stmt.c (expand_case): Use case_values_threshold target hook.
17129 * expr.h (case_values_threshold): Remove declartation.
17130 * expr.c (case_values_threshold): Remove function.
17131 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17133 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17134 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17135 (avr_case_values_threshold): Declare as static.
17136 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17138 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17139 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17140 (mn10300_case_values_threshold): New function.
17142 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17144 * ira.c (setup_cover_and_important_classes): Add enum cast.
17146 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17148 * genpreds.c (write_enum_constraint_num): Output definition of
17149 CONSTRAINT_NUM_DEFINED_P macro.
17150 * ira.c (setup_cover_and_important_classes): Use
17151 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17153 2009-04-24 DJ Delorie <dj@redhat.com>
17155 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17156 __SH2A_SINGLE_ONLY__ also.
17158 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17160 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17161 (movdf_internal): Ditto.
17162 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17163 SFmode and DFmode constants.
17164 (ia64_print_operand): Add 'G' format for printing
17165 floating point constants.
17167 2009-04-24 Richard Guenther <rguenther@suse.de>
17169 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17170 from unsigned additions.
17172 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17174 * c-typeck.c (set_init_index): Allow array designators that are
17175 not integer constant expressions with a pedwarn if pedantic.
17177 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17179 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17180 zero if no overlap in nonzero bits between the operands.
17182 2009-04-24 Ian Lance Taylor <iant@google.com>
17184 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17185 (record_dead_and_set_regs): Likewise.
17186 * df.h (struct df_mw_hardreg): Change flags field to int.
17187 (struct df_base_ref): Likewise.
17188 (struct df): Change changeable_flags field to int.
17189 * df-scan.c (df_defs_record): Change clobber_flags to int.
17190 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17191 constants rather than #define macros.
17192 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17193 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17194 (enum dwarf_calling_convention): Likewise.
17195 (enum dwarf_line_number_x_ops): Likewise.
17196 (enum dwarf_call_frame_info): Likewise.
17197 (enum dwarf_source_language): Likewise.
17198 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17199 (add_calling_convention_attribute): Likewise.
17200 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17201 (combine_comparisons): Change compcode to int. Add cast to enum type.
17202 * genrecog.c (maybe_both_true_2): Change c to int.
17203 (write_switch): Likewise. Add cast to enum type.
17204 * gimplify.c (gimplify_omp_for): Handle return values from
17205 gimplify_expr using MIN rather than bitwise or.
17206 (gimplify_expr): Add cast to enum type.
17207 * ipa-prop.c (update_jump_functions_after_inlining): Change
17208 IPA_BOTTOM to IPA_JF_UNKNOWN.
17209 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17210 Add casts to enum type.
17211 (setup_cover_and_important_classes): Change cl to int. Add casts
17213 (setup_class_translate): Change cl and mode to int.
17214 (ira_init_once): Change mode to int.
17215 (free_register_move_costs): Likewise.
17216 (setup_prohibited_mode_move_regs): Add casts to enum type.
17217 * langhooks.c (add_builtin_function_common): Rework assertion that
17218 value fits bitfield.
17219 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17220 * omega.c (omega_do_elimination): Avoid math on enum types.
17221 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17222 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17223 int local to handle integral_argment value.
17224 * regmove.c (try_auto_increment): Change PUT_MODE to
17226 * reload.c (push_secondary_reload): Add casts to enum type.
17227 (secondary_reload_class, find_valid_class): Likewise.
17228 * reload1.c (emit_input_reload_insns): Likewise.
17229 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17230 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17231 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17233 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17234 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17236 (expand_complex_libcall): Add casts to enum type.
17237 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17238 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17239 with ERROR_MARK, not NUM_TREE_CODES.
17240 (vect_create_epilog_for_reduction): Likewise.
17241 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17242 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17243 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17245 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17246 vect_unused_in_loop. Change 0 to loop_vect.
17247 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17248 * var-tracking.c (get_init_value): Change return type to enum
17250 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17251 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17253 (arm_override_options): Add casts to enum type.
17254 (arm_emit_tls_decoration): Likewise.
17255 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17257 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17258 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17259 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17261 * config/s390/s390.c (code_for_builtin_64): Change to array of
17263 (code_for_builtin_31): Likewise.
17264 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17266 * config/sparc/sparc.c (sparc_override_options): Change value
17267 field in struct code_model to enum cmodel. In initializer change
17268 0 to NULL and add cast to enum type.
17270 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17271 Change all callers. Issue a -Wc++-compat warning using
17272 lhs_origtype if necessary.
17273 (convert_for_assignment): Issue -Wc++-compat warnings about
17274 invalid conversions to enum type on assignment.
17275 * c-common.h (build_modify_expr): Update declaration.
17277 2009-04-24 Nick Clifton <nickc@redhat.com>
17279 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17280 (function_arg_advance): Likewise.
17281 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17284 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17286 * config/s390/constraints.md ('I', 'J'): Fix condition.
17288 2009-04-24 Diego Novillo <dnovillo@google.com>
17290 * gengtype-parse.c (parse_error): Add newline after message.
17292 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17294 * config/i386/sse.md (avxmodesuffixs): Removed.
17295 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17296 (*avx_pinsr<ssevecsize>): This.
17298 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17300 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17301 follow chains of regs with a single definition, and allow expressions
17302 that are function_invariant_p.
17303 (simple_rhs_p): Allow expressions that are function_invariant_p.
17305 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17307 PR middle-end/39867
17308 * fold-const.c (fold_cond_expr_with_comparison): When folding
17309 > and >= to MAX, make sure the MAX uses the same type as the
17310 comparison's operands.
17312 2009-04-24 Nick Clifton <nickc@redhat.com>
17314 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17315 addressing for DImode accesses.
17316 (frv_print_operand_address): Handle PLUS case.
17317 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17319 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17321 PR rtl-optimization/39794
17322 * alias.c (canon_true_dependence): Add x_addr argument.
17323 * rtl.h (canon_true_dependence): Adjust prototype.
17324 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17325 * cselib.c (cselib_invalidate_mem): Likewise.
17326 * gcse.c (compute_transp): Likewise.
17327 * dse.c (scan_reads_nospill): Likewise.
17328 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17329 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17330 canon_base_addr of the group, plus optional offset.
17331 (struct group_info): Rename canon_base_mem to
17333 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17334 canon_rtx of base_mem.
17336 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17338 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17339 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17341 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17343 * config/spu/spu-builtins.h: Delete file.
17345 * config/spu/spu.h (enum spu_builtin_type): Move here from
17347 (struct spu_builtin_description): Likewise. Add GTY marker.
17348 Do not use enum spu_function_code or enum insn_code.
17349 (spu_builtins): Add extern declaration.
17351 * config/spu/spu.c: Do not include "spu-builtins.h".
17352 (enum spu_function_code, enum spu_builtin_type_index,
17353 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17354 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17355 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17356 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17357 (spu_builtin_types): Make static. Add GTY marker.
17358 (spu_builtins): Add extern declaration with GTY marker.
17359 Include "gt-spu.h".
17361 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17362 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17363 Check programmatically whether all parameters are scalar.
17365 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17367 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17369 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17370 assignment from the constructor either if the target is volatile.
17372 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17374 * config/arm/arm.md (insv): Do not share operands[0].
17376 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17378 * config/vxlib-tls.c (active_tls_threads): Delete.
17379 (delete_hook_installed): New.
17380 (tls_delete_hook): Don't delete the delete hook.
17381 (tls_destructor): Delete it here.
17382 (__gthread_set_specific): Adjust installing the delete hook.
17383 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17384 __gthread_leave_tsd_dtor_context.
17386 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17388 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17390 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17392 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17394 (alpha_rtx_costs): Ditto.
17395 (emit_unlikely_jump): Use add_reg_note.
17396 (emit_frame_store_1): Ditto.
17397 (alpha_expand_prologue): Ditto.
17398 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17399 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17401 2009-04-23 Nick Clifton <nickc@redhat.com>
17403 * config/v850/v850.md (epilogue): Remove suppressed code.
17404 (return): Rename to return_simple and remove test of frame size.
17405 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17406 to gen_return_simple.
17408 2009-04-22 Jing Yu <jingyu@google.com>
17411 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
17413 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17416 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
17417 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
17418 value is a VECTOR_CST, the element type is the element type of the
17421 2009-04-22 DJ Delorie <dj@redhat.com>
17423 * config/m32c/m32c.h: Update GTY annotations to new syntax.
17425 2009-04-22 Jakub Jelinek <jakub@redhat.com>
17427 * alias.c (find_base_term): Move around LO_SUM case, so that
17428 CONST falls through into PLUS/MINUS handling.
17431 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
17432 into 0, use omit_one_operand.
17434 2009-04-23 Ben Elliston <bje@au.ibm.com>
17436 * config/rs6000/linux-unwind.h (get_regs): Remove type
17437 puns. Change the type of `pc' to an array of unsigned ints and
17438 update all users. Constify frame24.
17440 2009-04-22 DJ Delorie <dj@redhat.com>
17442 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
17443 declarations before code.
17444 (current_function_special_page_vector): Likewise.
17445 (m32c_expand_insv): Silence a warning.
17447 2009-04-21 Taras Glek <tglek@mozilla.com>
17449 * alias.c: Update GTY annotations to new syntax.
17450 * basic-block.h: Likewise.
17451 * bitmap.h: Likewise.
17452 * c-common.h: Likewise.
17453 * c-decl.c: Likewise.
17454 * c-parser.c: Likewise.
17455 * c-pragma.c: Likewise.
17456 * c-tree.h: Likewise.
17457 * cfgloop.h: Likewise.
17458 * cgraph.h: Likewise.
17459 * config/alpha/alpha.c: Likewise.
17460 * config/arm/arm.h: Likewise.
17461 * config/avr/avr.h: Likewise.
17462 * config/bfin/bfin.c: Likewise.
17463 * config/cris/cris.c: Likewise.
17464 * config/darwin.c: Likewise.
17465 * config/frv/frv.c: Likewise.
17466 * config/i386/i386.c: Likewise.
17467 * config/i386/i386.h: Likewise.
17468 * config/i386/winnt.c: Likewise.
17469 * config/ia64/ia64.h: Likewise.
17470 * config/iq2000/iq2000.c: Likewise.
17471 * config/mips/mips.c: Likewise.
17472 * config/mmix/mmix.h: Likewise.
17473 * config/pa/pa.c: Likewise.
17474 * config/pa/pa.h: Likewise.
17475 * config/rs6000/rs6000.c: Likewise.
17476 * config/s390/s390.c: Likewise.
17477 * config/sparc/sparc.c: Likewise.
17478 * config/xtensa/xtensa.c: Likewise.
17479 * cselib.h: Likewise.
17480 * dbxout.c: Likewise.
17481 * dwarf2out.c: Likewise.
17482 * except.c: Likewise.
17483 * except.h: Likewise.
17484 * fixed-value.h: Likewise.
17485 * function.c: Likewise.
17486 * function.h: Likewise.
17487 * gimple.h: Likewise.
17488 * integrate.c: Likewise.
17489 * optabs.c: Likewise.
17490 * output.h: Likewise.
17491 * real.h: Likewise.
17493 * stringpool.c: Likewise.
17494 * tree-data-ref.c: Likewise.
17495 * tree-flow.h: Likewise.
17496 * tree-scalar-evolution.c: Likewise.
17497 * tree-ssa-address.c: Likewise.
17498 * tree-ssa-alias.h: Likewise.
17499 * tree-ssa-operands.h: Likewise.
17500 * tree.c: Likewise.
17501 * tree.h: Likewise.
17502 * varasm.c: Likewise.
17503 * varray.h: Likewise.
17505 * coretypes.h: Do not define GTY macro if it is already defined.
17506 * doc/gty.texi: Update GTY documentation to new syntax.
17507 * gengtype-lex.l: Enforce attribute-like syntax for GTY
17508 annotations on structs.
17509 * gengtype-parse.c: Likewise.
17511 2009-04-22 Mark Heffernan <meheff@google.com>
17513 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
17515 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17517 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
17520 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17522 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
17523 the same as a PLUS without a shift. Increase the cost of a
17526 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17528 * Makefile.in: Update dependencies.
17529 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
17530 * errors.h: Remove bogus comment about compatibility.
17531 (warning): Update declaration.
17532 * genautomata.c: Update all calls to warning.
17533 * gimple.c: Do not include errors.h. Include toplev.h.
17534 * tree-ssa-structalias.c: Do not include errors.h.
17535 * omega.c: Likewise.
17536 * tree-ssa-reassoc.c: Likewise.
17537 * config/spu/spu-c.c: Likewise.
17538 * config/spu/t-spu-elf: Update dependencies.
17540 2009-04-22 Richard Guenther <rguenther@suse.de>
17542 PR tree-optimization/39824
17543 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
17544 make sure the types are compatible.
17546 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17549 * c-common.c (c_parse_error): Take a token_flags parameter.
17550 Use token_type for the token type instead.
17551 Pass token_flags to cpp_type2name.
17552 * c-common.h (c_parse_error): Update declaration.
17553 * c-parser.c (c_parser_error): Pass 0 as token flags.
17555 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
17557 PR rtl-optimization/39580
17558 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
17560 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17562 * function.c (expand_function_end): Do not emit a jump to the "naked"
17563 return label for fall-through returns.
17564 * except.c (sjlj_emit_function_exit): Always place the call to the
17565 unregister function at the location installed by expand_function_end.
17567 2009-04-22 Richard Guenther <rguenther@suse.de>
17569 PR tree-optimization/39845
17570 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
17571 (gen_inbound_check): Likewise.
17573 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
17575 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
17577 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
17578 * config/vxlib.c (__gthread_once): Add race guard for PPC.
17580 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17582 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
17583 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
17584 shift counts to avoid out-of-bounds array accesses.
17586 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17588 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
17589 (Pmode): Move above.
17591 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
17593 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
17594 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
17595 GET_CODE macro. Use IN_RANGE macro where appropriate.
17596 * config/alpha/alpha.h: Ditto.
17597 * config/alpha/alpha.md: Ditto.
17598 * config/alpha/constraints.md: Ditto.
17599 * config/alpha/predicates.md: Ditto.
17601 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17603 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
17604 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17605 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17606 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17607 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17608 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17609 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17610 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17611 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17612 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17613 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17614 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17615 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17616 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17617 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17618 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17619 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17620 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17621 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17622 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17623 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17624 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17625 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17626 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17627 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17628 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17629 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17631 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
17633 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
17634 references from comments.
17635 * cfgbuild.c: (count_basic_blocks): Delete.
17636 (find_basic_blocks_1): Delete.
17637 (find_basic_blocks): Delete.
17638 * except.c (finish_eh_generation): Make static. Move comment from
17639 except.h here. Remove find_basic_blocks references from comments.
17640 * except.h (finish_eh_generation): Delete.
17641 * basic-block.h (find_basic_blocks): Delete.
17642 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
17644 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
17646 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
17647 (sdbout_parms): Likewise.
17649 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17651 * config/sh/sh.c (prepare_cbranch_operands): Use
17652 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
17653 (expand_cbranchdi4): Likewise.
17654 (from_compare): Add cast to enum type.
17655 (expand_cbranchsi4): Use add_reg_note.
17656 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
17657 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
17658 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
17659 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17660 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
17661 instead of CODE_FOR_nothing.
17662 (cbranchdi4): Likewise. Fix the order of arguments for
17664 (push_fpscr): Use add_reg_note.
17665 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
17666 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
17668 2009-04-21 Joseph Myers <joseph@codesourcery.com>
17670 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
17671 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17672 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17673 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
17674 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
17675 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
17676 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
17677 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
17678 config/alpha/x-vms, config/arc/t-arc,
17679 config/arm/README-interworking, config/arm/arm-c.c,
17680 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
17681 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
17682 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
17683 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
17684 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
17685 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
17686 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
17687 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
17688 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
17689 config/cris/t-elfmulti, config/crx/t-crx,
17690 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
17691 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
17692 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
17693 config/h8300/t-h8300, config/i386/athlon.md,
17694 config/i386/darwin-libgcc.10.4.ver,
17695 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
17696 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
17697 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
17698 config/i386/t-linux64, config/i386/t-nwld,
17699 config/i386/t-rtems-i386, config/i386/t-sol2-10,
17700 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
17701 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
17702 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
17703 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
17704 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
17705 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
17706 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
17707 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
17708 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
17709 config/m68k/t-uclinux, config/mcore/t-mcore,
17710 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
17711 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
17712 config/mips/crtn.asm, config/mips/irix-crti.asm,
17713 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
17714 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
17715 config/mips/mips-fixed.md, config/mips/sb1.md,
17716 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
17717 config/mips/t-iris6, config/mips/t-isa3264,
17718 config/mips/t-libgcc-mips16, config/mips/t-linux64,
17719 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
17720 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
17721 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
17722 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
17723 config/mn10300/t-linux, config/mn10300/t-mn10300,
17724 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
17725 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
17726 config/picochip/libgccExtras/clzsi2.asm,
17727 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
17728 config/rs6000/darwin-libgcc.10.4.ver,
17729 config/rs6000/darwin-libgcc.10.5.ver,
17730 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
17731 config/rs6000/t-aix43, config/rs6000/t-aix52,
17732 config/rs6000/t-darwin, config/rs6000/t-fprules,
17733 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
17734 config/rs6000/t-lynx, config/rs6000/t-netbsd,
17735 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
17736 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
17737 config/rs6000/t-rtems, config/rs6000/t-spe,
17738 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
17739 config/score/t-score-elf, config/sh/divcost-analysis,
17740 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
17741 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
17742 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
17743 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
17744 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
17745 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
17746 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
17747 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
17748 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
17749 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
17750 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
17751 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
17752 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
17753 limitx.h, version.c, xcoff.h: Add copyright and license notices.
17754 * config/h8300/genmova.sh: Include copyright and license notices
17755 in generated output.
17756 * config/h8300/mova.md: Regenerate.
17757 * doc/install.texi2html: Include word "Copyright" in copyright
17758 notice and use name "Free Software Foundation, Inc.".
17759 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17760 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17761 ChangeLog-2007, ChangeLog-2008: Correct dates.
17763 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
17765 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
17766 NE_EXPR operations as well.
17767 * c-parser.c (c_parser_condition): Do not set location information on
17769 (c_parser_conditional_expression): Likewise.
17770 (c_parser_binary_expression): Set location information on operators.
17771 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
17772 TRUTH_NOT_EXPR has been folded.
17773 * fold-const.c (fold_truth_not_expr): Copy location information from
17774 the incoming expression to the outgoing one.
17775 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
17776 recursive calls on the LHS of the operator but pass that of the
17777 operator to recursive calls on the RHS of the operator. Set it
17779 (shortcut_cond_expr): Set the locus of the operator on the second
17780 COND_EXPR and that of the expression on the first in degenerate cases.
17781 Pass the locus of the expression to calls to shortcut_cond_r.
17782 Set the locus of the 'then' block on the associated jump, if any.
17783 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
17784 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
17785 expression to call to gimplify_boolean_expr.
17787 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
17789 * config.gcc: Add additional configuration for
17790 i686-w64-mingw* and x86_64-w64-mingw* triplet.
17791 * config/i386/mingw-w64.h: New mingw-w64 specific header.
17792 (CPP_SPEC): Redefine for allowing -municode option.
17793 (STARTFILE_SPEC): Likewise.
17794 * config/i386/t-mingw-w64: New.
17795 * config/i386/mingw-w64.opt: New.
17796 (municode): Add new target option.
17797 * doc/invoke.texi (municode): Add documentation for new option.
17799 2009-04-21 Ian Lance Taylor <iant@google.com>
17801 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17802 Correct test for number of arguments.
17803 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
17805 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
17807 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
17808 argument of emit_library_call.
17810 2009-04-21 Richard Guenther <rguenther@suse.de>
17812 PR middle-end/39829
17813 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
17814 inside VIEW_CONVERT_EXPRs.
17816 2009-04-21 Martin Jambor <mjambor@suse.cz>
17818 * tree-switch-conversion.c (build_constructors): Split a long line.
17819 (constructor_contains_same_values_p): New function.
17820 (build_one_array): Create assigns of constants if possible, do not
17821 call mark_sym_for_renaming, call update_stmt.
17822 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
17823 make_rename_temp. Do not call mark_symbols_for_renaming, call
17825 (gen_def_assigns): Do not call mark_symbols_for_renaming or
17826 find_new_referenced_vars, call update_stmt.
17827 (gen_inbound_check): Use create_tmp_var and create ssa names manually
17828 instead of calling make_rename_temp. Do not call
17829 find_new_referenced_vars or mark_symbols_for_renaming, call
17832 2009-04-21 Richard Guenther <rguenther@suse.de>
17834 PR tree-optimization/39827
17835 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
17836 (tree_ssa_phiprop): Pass the correct array size.
17838 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
17840 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
17842 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
17845 * c-typeck.c (lvalue_p): Move declaration ...
17846 * c-common.h (lvalue_p): ... to here.
17847 * c-common.c (candidate_equal_p): New.
17848 (add_tlist): Use it.
17849 (merge_tlist): Use it.
17850 (warn_for_collisions_1): Likewise.
17851 (warning_candidate_p): Accept more candidates.
17852 (verify_tree): A warning candidate can be an expression. Use
17855 2009-04-21 Ben Elliston <bje@au.ibm.com>
17858 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
17859 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
17860 options. Remove -mcall-solaris documentation.
17862 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17865 * doc/invoke.texi (-Wlong-long): Update description.
17866 * c-lex (interpret_integer): Only warn if there was no previous
17867 overflow and -Wlong-long is enabled.
17868 * c-decl.c (declspecs_add_type): Drop redundant flags.
17869 * c.opt (Wlong-long): Init to -1.
17870 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
17871 and front-end warn_long_long. Wlong-long only depends on other
17872 flags if it is uninitialized.
17873 * c-parser.c (disable_extension_diagnostics): warn_long_long is
17874 the same for CPP and FE.
17875 (restore_extension_diagnostics): Likewise.
17877 2009-04-20 Ian Lance Taylor <iant@google.com>
17879 Fix enum conversions which are invalid in C++:
17880 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
17881 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
17882 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
17883 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
17884 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
17885 (dbxout_parms): Likewise.
17886 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
17887 (df_clear_flags): Likewise.
17888 * df-problems.c (df_rd_bb_local_compute_process_def): Change
17889 top_flag parameter to int.
17890 (df_chain_create_bb_process_use): Likewise.
17891 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
17893 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
17894 (df_ref_create_structure, df_def_record_1): Likewise.
17895 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
17896 (df_notes_rescan): Change 0 to VOIDmode in function call.
17897 (df_get_call_refs, df_insn_refs_collect): Likewise.
17898 (df_bb_regs_collect): Likewise.
17899 (df_entry_block_defs_collect): Likewise.
17900 (df_exit_block_uses_collect): Likewise.
17901 * df.h: Update declarations.
17902 * double-int.c (double_int_divmod): Add cast to enum type.
17903 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
17904 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
17905 (based_loc_descr): Likewise.
17906 (loc_descriptor_from_tree_1): Change first_op and second_op to
17907 enum dwarf_location_atom. Add cast to enum type.
17908 * expmed.c (init_expmed): Change 0 to SET in function call.
17909 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
17910 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
17911 (do_store_flag): Likewise.
17912 * fixed-value.h (struct fixed_value): Change mode to enum
17914 * function.c (assign_parms): Change 0 to VOIDmode in function call.
17915 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
17917 (insert_insn_decl, insert_decl, insert_state): Likewise.
17918 (automata_list_finish): Likewise.
17919 * genrecog.c (process_define_predicate): Add cast to enum type.
17920 * gensupport.c (init_predicate_table): Add cast to enum type.
17921 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
17923 (gimple_build_call_1, gimple_build_label): Likewise.
17924 (gimple_build_goto, gimple_build_asm_1): Likewise.
17925 (gimple_build_switch_1, gimple_build_cdt): Likewise.
17926 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
17927 (enum fallback): Rename from enum fallback_t.
17928 (fallback_t): Typedef as int.
17929 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
17930 GSI_SAME_STMT in function call.
17931 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
17933 (setup_reg_class_relations): Likewise.
17934 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
17935 (setup_prohibited_class_mode_regs): Add cast to enum type.
17936 (setup_prohibited_mode_move_regs): Likewise.
17937 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
17938 (record_address_regs): Change i to enum reg_class.
17939 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
17940 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
17941 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
17942 (GET_MODE_2XWIDER_MODE): Likewise.
17943 (GET_CLASS_NARROWEST_MODE): Likewise.
17944 * omp-low.c (expand_omp_for): Add cast to enum type.
17945 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
17946 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
17947 * postreload.c (reload_cse_simplify_operands): Change rclass local
17949 * predict.c (combine_predictions_for_insn): Change best_predictor
17950 and predictor to enum br_predictor.
17951 (combine_predictions_for_bb): Likewise.
17952 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
17953 use SET_PREDICT_EXPR_OUTCOME.
17954 * real.c (real_arithmetic): Change icode to code in function call.
17955 * reginfo.c (init_move_cost): Add casts to enum type.
17956 (init_reg_sets_1, init_fake_stack_mems): Likewise.
17957 * regmove.c (regclass_compatible_p): Change class0 and class1 to
17959 * reload.c (find_valid_class): Add casts to enum type.
17960 (push_reload): Change 0 to NO_REGS in function call.
17961 (find_reloads): Change this_alternative to array of enum
17962 reg_class. Remove some now-unnecessary casts.
17963 (make_memloc): Change 0 to VOIDmode in function call.
17964 * reload1.c (reload): Change 0 to VOIDmode in function call.
17965 (eliminate_regs_1, elimination_effects): Likewise.
17966 (eliminate_regs_in_insn): Likewise.
17967 (emit_input_reload_insns): Add cast to enum type.
17968 (delete_output_reload): Change 0 to VOIDmode in function call.
17969 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
17970 to enum type in function call.
17971 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
17972 (SET_PREDICT_EXPR_OUTCOME): Define.
17973 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
17974 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
17975 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
17976 (dump_function): Likewise.
17977 * tree-dump.h: Update declarations.
17978 * tree-pass.h: Update declarations.
17979 * varasm.c (assemble_integer): Change mclass to enum mode_class.
17980 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
17982 (arm_rtx_costs_1): Correct parenthesization.
17983 (arm_rtx_costs): Add casts to enum type.
17984 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
17985 (vfp_emit_fstmd): Use add_rg_note.
17986 (emit_multi_reg_push, emit_sfm): Likewise.
17987 (thumb_set_frame_pointer): Likewise.
17988 (arm_expand_prologue): Likewise.
17989 (arm_regno_class): Change return type to enum reg_class.
17990 (thumb1_expand_prologue): Use add_reg_note.
17991 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
17992 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
17994 * config/arm/gentune.sh: Add cast to enum type.
17995 * config/arm/arm-tune.md: Rebuild.
17996 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
17997 (ix86_split_fp_branch, predict_jump): Likewise.
17998 (ix86_expand_multi_arg_builtin): Change sub_code from enum
17999 insn_code to enum rtx_code.
18000 (ix86_builtin_vectorized_function): Add cast to enum type.
18001 * config/i386/i386.md (truncdfsf2): Change slot to enum
18003 (truncxf<mode>2, isinf<mode>2): Likewise.
18004 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18006 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18007 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18008 (insert_bundle_state): Change 1 to INSERT in function call.
18009 (ia64_add_bundle_selector_before): Likewise.
18010 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18011 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18012 (restore_stack_nonlocal): Likewise.
18013 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18015 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18017 (mips_rtx_costs): Likewise.
18018 (mips_override_options): Add casts to enum type.
18019 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18021 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18022 (store_reg, set_reg_plus_d): Likewise.
18023 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18024 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18026 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18028 (emit_unlikely_jump): Use add_reg_note.
18029 (rs6000_emit_allocate_stack): Likewise.
18030 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18031 (output_toc): Change 1 to INSERT in function call.
18032 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18033 (rs6000_initialize_trampoline): Likewise.
18034 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18036 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18037 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18038 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18039 (save_gprs): Use add_reg_note.
18040 (s390_emit_prologue): Likewise.
18041 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18042 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18043 (sparc_fold_builtin): Add cast to enum type.
18044 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18046 (spu_expand_prologue): Use add_reg_note.
18047 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18049 2009-04-20 Ian Lance Taylor <iant@google.com>
18051 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18052 (c_parser_postfix_expression_after_primary): Get VEC for list of
18053 arguments. Get original types of arguments. Call
18054 build_function_call_vec.
18055 (cached_expr_list_1, cached_expr_list_2): New static variables.
18056 (c_parser_expr_list): Change return type to VEC *. Add
18057 p_orig_types parameter. Change all callers.
18058 (c_parser_release_expr): New static function.
18059 (c_parser_vec_to_tree_list): New static function.
18060 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18061 call build_function_call_vec.
18062 (build_function_call_vec): New function, based on old
18063 build_function_call.
18064 (convert_arguments): Remove nargs and argarray parameters. Change
18065 values to a VEC. Add origtypes parameter.
18066 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18067 (convert_for_assignment): Add origtype parameter. Change all
18068 callers. If warn_cxx_compat, check for conversion to an enum
18069 type when calling a function.
18070 (store_init_value): Add origtype parameter. Change all callers.
18071 (digest_init): Likewise.
18072 (struct init_node): Add origtype field.
18073 (add_pending_init): Add origtype parameter. Change all callers.
18074 (output_init_element): Likewise.
18075 (output_pending_init_elements): Pass origtype from init_node to
18076 output_init_element.
18077 (process_init_element): Pass origtype from c_expr to
18078 output_init_element.
18079 (c_finish_return): Add origtype parameter. Change all callers.
18080 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18082 (sync_resolve_params): Likewise.
18083 (sync_resolve_return): Change params to first_param. Change caller.
18084 (resolve_overloaded_builtins): Change params to VEC *. Change
18085 callers. Save first parameter around call to build_function_call_vec.
18086 * c-decl.c (finish_decl): Add origtype parameter. Change all
18087 callers. Call build_function_call_vec rather than
18088 build_function_call for cleanup.
18089 * c-tree.h: Update declarations.
18090 * c-common.h: Update declarations.
18091 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18092 params to first_param.
18093 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18094 params parameter from tree to void *.
18095 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18096 Change arglist parameter to have type void *, and to be a pointer
18098 * config/rs6000/rs6000-protos.h
18099 (altivec_resolve_overloaded_builtin): Update declaration.
18100 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18101 fnargs parameter to have type void *, and to be a pointer to a
18102 VEC. Call build_function_call_vec instead of
18103 build_function_call.
18104 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18106 2009-04-20 Joey Ye <joey.ye@intel.com>
18107 Xuepeng Guo <xuepeng.guo@intel.com>
18108 H.J. Lu <hongjiu.lu@intel.com>
18110 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18112 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18113 (IX86_LEA_PRIORITY): Likewise.
18114 (distance_non_agu_define): New function.
18115 (distance_agu_use): Likewise.
18116 (ix86_lea_for_add_ok): Likewise.
18117 (ix86_dep_by_shift_count): Likewise.
18119 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18120 should split for LEA.
18122 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18124 (ix86_dep_by_shift_count): Likewise.
18126 2009-04-20 Richard Guenther <rguenther@suse.de>
18128 * expr.c (handled_component_p): Move ...
18129 * tree.h (handled_component_p): ... here.
18130 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18131 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18132 and REALPART_EXPR to be in one group.
18134 2009-04-20 Richard Guenther <rguenther@suse.de>
18136 * basic-block.h (get_all_dominated_blocks): Declare.
18137 * dominance.c (get_all_dominated_blocks): New function.
18138 * tree-cfg.c (get_all_dominated_blocks): Remove.
18139 (remove_edge_and_dominated_blocks): Adjust.
18140 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18141 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18142 instead of recursing.
18144 2009-04-20 Doug Kwan <dougkwan@google.com>
18146 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18147 (struct cgraph_node_set_def): New type.
18148 (cgraph_node_set) New type. Also declare vector functions.
18149 (struct cgraph_node_set_element_def): New type.
18150 (cgraph_node_set_element): Ditto.
18151 (cgraph_node_set_iterator): New iterator type.
18152 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18153 cgraph_node_set_remove, dump_cgraph_node_set,
18154 debug_cgraph_node_set): New prototypes.
18155 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18156 cgraph_node_set_size): New inlines.
18157 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18158 including cgraph.h.
18159 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18160 argument to function 'write_summary'.
18161 * ipa.c: Include ggc.h.
18162 (hash_cgraph_node_set_element,
18163 eq_cgraph_node_set_element, cgraph_node_set_new,
18164 cgraph_node_set_add, cgraph_node_set_remove,
18165 cgraph_node_set_find, dump_cgraph_node_set,
18166 debug_cgraph_node_set): New functions.
18167 * Makefile.in (ipa.o): Add dependency on GGC_H.
18169 2009-04-20 Ira Rosen <irar@il.ibm.com>
18171 PR tree-optimization/39675
18172 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18173 check of the return code of vect_schedule_slp. Check that
18174 stmt_vec_info still exists for the statement, before checking its
18175 vectorization type.
18177 2009-04-20 Michael Matz <matz@suse.de>
18179 * Makefile.in (generated_files): Take out $(simple_generated_c).
18181 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18183 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18184 (UINTPTR_TYPE): Likewise.
18186 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18189 * c-typeck.c (digest_init): Check for initializing an array with a
18192 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18195 * c-semantics.c (pop_stmt_list): Propagate
18196 STATEMENT_LIST_HAS_LABEL to parent statement list.
18198 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18200 * config/mips/mips.h (mips_tune_attr): New macro.
18201 * config/mips/mips.md (cpu): Use it.
18203 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18206 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18209 2009-04-19 Diego Novillo <dnovillo@google.com>
18211 * toplev.c (compile_file): Move call to coverage_finish ...
18212 * cgraphunit.c (ipa_passes): ... here.
18213 Call cgraph_process_new_functions.
18214 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18215 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18217 2009-04-19 Jan Hubicka <jh@suse.cz>
18219 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18221 (dump_cgraph_node): Dump can throw external flag.
18222 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18224 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18228 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18229 * common.opt (Wlogical-op): Move from here...
18230 * c.opt (Wlogical-op): ... to here.
18231 * c-typeck.c (parser_build_binary_op): Update call to
18232 warn_logical_operator.
18233 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18235 * c-common.c (warn_logical_op): Update.
18236 * c-common.h (warn_logical_op): Update declaration.
18238 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18240 * tree.c (protected_set_expr_location): Fix formatting.
18242 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18245 * c-typeck.c (readonly_warning): new.
18246 (build_unary_op, build_modify_expr): Use readonly_warning for
18247 storing into something readonly but not const-qualified.
18249 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18252 * c-typeck.c (build_unary_op): Check for taking address of
18253 expression of type void.
18255 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18258 * c-typeck.c (build_function_call): Check for calling a function
18259 with qualified void return types. Call require_complete_type when
18262 2009-04-18 Jan Hubicka <jh@suse.cz>
18264 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18266 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18267 can_throw_external flag.
18268 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18269 * ipa-pure-const.c (ignore_edge): New function.
18270 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18271 only over can_throw_external edges.
18272 (local_pure_const): Add nothrow flag.
18273 * ipa-utils.c (searchc): Add ignore_edge callback.
18274 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18275 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18276 (set_nothrow_function_flags): Update cgraph.
18277 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18279 2009-04-18 Richard Guenther <rguenther@suse.de>
18281 PR middle-end/39804
18282 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18283 (fold_stmt): ... this and ...
18284 (fold_stmt_inplace): ... this.
18285 (fold_stmt_1): Fold references in calls and asms.
18286 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18288 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18290 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18291 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18293 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18295 * tree.c (function_args_count): Remove.
18296 * tree.h: Remove the prototype for function_args_count.
18298 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18300 * tree-iterator.c (expr_only): Remove.
18301 * tree.h: Remove the prototype for expr_only.
18303 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18305 * reginfo.c (cannot_change_mode_set_regs): Remove.
18306 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18308 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18310 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18311 whether operands 0 and 1 overlaps.
18313 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18315 PR middle-end/36902
18316 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18317 pointer. Use warning_at instead of warning.
18318 (search_for_addr_array): Likewise.
18319 (check_array_bounds): Likewise.
18320 (check_all_array_refs): Check that the incoming edge is not in the
18321 list of edges to be removed.
18322 (check_all_array_refs): Avoid the temporal pointer.
18323 (vrp_visit_cond_stmt): Fix typo.
18324 (simplify_switch_using_ranges): Handle the case where the switch
18325 index is an integer constant.
18327 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18329 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18331 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18333 * doc/extend.texi, doc/invoke.texi: Fix typos.
18335 2009-04-17 Cary Coutant <ccoutant@google.com>
18337 * tree-flow-inline.h (get_lineno): Fix inverted test.
18339 2009-04-17 Diego Novillo <dnovillo@google.com>
18341 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18342 assertion for AVAIL_OUT.
18344 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18347 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18348 * config/sh/linux-atomic.asm: Likewise.
18350 2009-04-17 Diego Novillo <dnovillo@google.com>
18352 * except.c (debug_eh_tree): New.
18353 (struct eh_region, struct eh_status): Move ...
18354 * except.h: ... here.
18355 (add_type_for_runtime): Declare extern.
18356 (lookup_type_for_runtime): Likewise.
18357 (debug_eh_tree): Declare.
18358 * Makefile.in (GTFILES): List except.h before except.c
18360 2009-04-17 Diego Novillo <dnovillo@google.com>
18362 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18363 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18364 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18365 (find_vars_r): ... here.
18366 * tree-flow.h (find_referenced_vars_in): Declare.
18367 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18368 that AVAIL_OUT exists for BLOCK.
18369 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18370 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18371 (tree-parloops.o): Likewise.
18373 2009-04-17 Simon Baldwin <simonb@google.com>
18375 * toplev.c (default_tree_printer): Add handling for %E format.
18377 2009-04-17 Diego Novillo <dnovillo@google.com>
18379 * tree-pretty-print.c (dump_generic_node): Add break after
18380 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18381 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18382 FUNCTION_TYPE together. Call print_struct_decl when printing
18383 structures and TDF_SLIM is not given.
18384 (print_struct_decl): Fix logic for detecting recursion.
18386 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18389 * gcc.c (create_at_file): New.
18390 (compile_input_file_p): New.
18391 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18392 * main.c (main): Update call to toplev_main.
18393 * toplev.c (toplev_main): Change signature. Call expandargv.
18394 * toplev.h (toplev_main): Change signature.
18396 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18398 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18399 if the latter is not constant.
18401 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18403 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18405 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18407 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18408 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18410 2009-04-17 Richard Guenther <rguenther@suse.de>
18412 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18413 Handle component references view-converting an invariant address.
18415 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
18417 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
18418 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
18419 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
18420 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
18421 Use @deftypevr rather than @deftypevar.
18423 2009-04-17 Richard Guenther <rguenther@suse.de>
18425 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
18426 (get_prop_source_stmt): Likewise.
18427 (can_propagate_from): Likewise.
18429 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
18431 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
18432 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
18433 (--with-multilib-list): Add default value.
18434 * configure: Regenerate.
18435 * Makefile.in (TM_ENDIAN_CONFIG): Define.
18436 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
18437 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
18438 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
18439 Don't add default cpu to multilib list unnecessarily, but do enable
18440 the relevant compiler option..
18441 Add support for --with-multilib-list=<blank> and
18442 --with-multilib-list=!<somelib> to supress unwanted multilibs.
18443 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
18444 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
18445 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
18446 TM_MULTILIB_CONFIG.
18447 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
18448 (MULTILIB_OSDIRNAMES): New variable.
18449 * config/sh/t-1e: Delete file.
18450 * config/sh/t-mlib-sh1: Delete file.
18451 * config/sh/t-mlib-sh2: Delete file.
18452 * config/sh/t-mlib-sh2a: Delete file.
18453 * config/sh/t-mlib-sh2a-nofpu: Delete file.
18454 * config/sh/t-mlib-sh2a-single: Delete file.
18455 * config/sh/t-mlib-sh2a-single-only: Delete file.
18456 * config/sh/t-mlib-sh2e: Delete file.
18457 * config/sh/t-mlib-sh3e: Delete file.
18458 * config/sh/t-mlib-sh4: Delete file.
18459 * config/sh/t-mlib-sh4-nofpu: Delete file.
18460 * config/sh/t-mlib-sh4-single: Delete file.
18461 * config/sh/t-mlib-sh4-single-only: Delete file.
18462 * config/sh/t-mlib-sh4a: Delete file.
18463 * config/sh/t-mlib-sh4a-nofpu: Delete file.
18464 * config/sh/t-mlib-sh4a-single: Delete file.
18465 * config/sh/t-mlib-sh4a-single-only: Delete file.
18466 * config/sh/t-mlib-sh4al: Delete file.
18467 * config/sh/t-mlib-sh5-32media: Delete file.
18468 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
18469 * config/sh/t-mlib-sh5-64media: Delete file.
18470 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
18471 * config/sh/t-mlib-sh5-compact: Delete file.
18472 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
18473 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
18474 * doc/install.texi (Options specification): Add
18475 --with-multilib-list and --with-endian.
18477 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18479 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
18481 (OBJS-common): Add plugin-version.o.
18482 (plugin-version.o): New.
18483 * gcc-plugin.h (plugin_gcc_version): New.
18484 (plugin_default_version_check): New.
18485 (plugin_init_func, plugin_init): Add version argument.
18486 * plugin-version.c: New.
18487 * plugin.c (str_plugin_gcc_version_name): New.
18488 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
18489 pass it to the init function.
18490 (plugin_default_version_check): New.
18492 2009-04-17 Richard Guenther <rguenther@suse.de>
18494 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
18495 for decl-vs-decl disambiguation.
18497 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
18499 * config/s390/s390.h (s390_tune_attr): New macro definition.
18500 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
18502 2009-04-17 Richard Guenther <rguenther@suse.de>
18504 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
18505 (fold_stmt_r): Likewise.
18506 (maybe_fold_reference): New function.
18507 (fold_gimple_assign): Handle cases fold_stmt_r did.
18508 (fold_stmt): Do not use fold_stmt_r.
18509 (fold_stmt_inplace): Likewise.
18511 2009-04-17 Richard Guenther <rguenther@suse.de>
18513 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
18514 (record_equivalences_from_stmt): Remove useless checks and
18516 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
18517 the type is already suitable.
18519 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
18521 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
18523 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
18525 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
18526 (CMPtype): Define as __gcc_CMPtype.
18528 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
18530 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
18531 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
18533 2009-04-17 Richard Guenther <rguenther@suse.de>
18535 PR tree-optimization/39746
18536 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
18537 special-casing for builtins and static variable use/def.
18538 (call_may_clobber_ref_p_1): Likewise.
18540 2009-04-16 Ian Lance Taylor <iant@google.com>
18542 * df.h: Include "timevar.h".
18543 (struct df_problem): Change tv_id field to timevar_id_t.
18544 * tree-pass.h: Include "timevar.h".
18545 (struct opt_pass): Change tv_id field to timevar_id_t.
18546 * timevar.h (timevar_id_t): Define TV_NONE.
18547 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
18548 TV_NONE rather than tv_id != 0.
18549 (execute_one_pass): Likewise.
18550 * Makefile.in (DF_H): Add $(TIMEVAR_H).
18551 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
18552 dependencies to $(TREE_PASS_H).
18553 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
18555 (pass_branch_target_load_optimize2): Likewise.
18556 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
18557 (pass_outof_cfg_layout_mode): Likewise.
18558 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
18559 (pass_rebuild_cgraph_edges): Likewise.
18560 (pass_remove_cgraph_callee_edges): Likewise.
18561 * df-core.c (pass_df_initialize_opt): Likewise.
18562 (pass_df_initialize_no_opt): Likewise.
18563 (pass_df_finish): Likewise.
18564 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
18565 * except.c (pass_set_nothrow_function_flags): Likewise.
18566 (pass_convert_to_eh_region_ranges): Likewise.
18567 * final.c (pass_compute_alignments): Likewise.
18568 * function.c (pass_instantiate_virtual_regs): Likewise.
18569 (pass_init_function): Likewise.
18570 (pass_leaf_regs): Likewise.
18571 (pass_match_asm_constraints): Likewise.
18572 * gimple-low.c (pass_lower_cf): Likewise.
18573 (pass_mark_used_blocks): Likewise.
18574 * init-regs.c (pass_initialize_regs): Likewise.
18575 * integrate.c (pass_initial_value_sets): Likewise.
18576 * ira.c (pass_ira): Likewise.
18577 * jump.c (pass_cleanup_barriers): Likewise.
18578 * omp-low.c (pass_expand_omp): Likewise.
18579 (pass_lower_omp): Likewise.
18580 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
18581 * recog.c (pass_split_all_insns): Likewise.
18582 (pass_split_after_reload): Likewise.
18583 (pass_split_before_regstack): Likewise.
18584 (pass_split_before_sched2): Likewise.
18585 (pass_split_for_shorten_branches): Likewise.
18586 * reginfo.c (pass_reginfo_init): Likewise.
18587 (pass_subregs_of_mode_init): Likewise.
18588 (pass_subregs_of_mode_finish): Likewise.
18589 * passes.c (pass_postreload): Likewise.
18590 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
18591 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
18592 (pass_warn_function_return): Likewise.
18593 (pass_warn_function_noreturn): Likewise.
18594 * tree-complex.c (pass_lower_complex): Likewise.
18595 (pass_lower_complex_O0): Likewise.
18596 * tree-if-conv.c (pass_if_conversion): Likewise.
18597 * tree-into-ssa.c (pass_build_ssa): Likewise.
18598 * tree-mudflap.c (pass_mudflap_1): Likewise.
18599 (pass_mudflap_2): Likewise.
18600 * tree-nomudflap.c (pass_mudflap_1): Likewise.
18601 (pass_mudflap_2): Likewise.
18602 * tree-nrv.c (pass_return_slot): Likewise.
18603 * tree-object-size.c (pass_object_sizes): Likewise.
18604 * tree-optimize.c (pass_all_optimizations): Likewise.
18605 (pass_early_local_passes): Likewise.
18606 (pass_all_early_optimizations): Likewise.
18607 (pass_cleanup_cfg): Likewise.
18608 (pass_cleanup_cfg_post_optimizing): Likewise.
18609 (pass_free_datastructures): Likewise.
18610 (pass_free_cfg_annotations): Likewise.
18611 (pass_fixup_cfg): Likewise.
18612 (pass_init_datastructures): Likewise.
18613 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
18614 (pass_late_warn_uninitialized): Likewise.
18615 (pass_update_address_taken): Likewise.
18616 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
18617 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
18618 (pass_cse_sincos): Likewise.
18619 (pass_convert_to_rsqrt): Likewise.
18620 * tree-ssa-structalias.c (pass_build_alias): Likewise.
18621 * tree-stdarg.c (pass_stdarg): Likewise.
18622 * tree-tailcall.c (pass_tail_recursion): Likewise.
18623 (pass_tail_calls): Likewise.
18624 * tree-vect-generic.c (pass_lower_vector): Likewise.
18625 (pass_lower_vector_ssa): Likewise.
18626 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
18628 2009-04-16 Joseph Myers <joseph@codesourcery.com>
18630 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
18632 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
18634 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
18635 logical and signext.
18637 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
18640 * config/sh/predicates.md (arith_operand): Check if the operand
18641 of TRUNCATE is a REG.
18643 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18645 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
18646 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
18648 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18650 * tree-iterator.c (tsi_split_statement_list_after,
18651 tsi_split_statement_list_before): Remove.
18652 * tree-iterator.h: Remove the prototypes for
18653 tsi_split_statement_list_after and tsi_split_statement_list_before.
18655 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18657 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
18658 * tree-ssa-propagate.h: Remove the prototype for
18659 stmt_makes_single_load.
18661 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18663 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
18664 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
18666 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18668 * tree-iterator.c (EXPR_LAST_BODY): Remove.
18670 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18672 * except.c (eh_region_outer_p): Remove.
18673 * except.h: Remove the prototype for eh_region_outer_p.
18675 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18677 * function.c (current_function_assembler_name): Remove.
18678 * function.h: Remove the prototype for
18679 current_function_assembler_name.
18681 2009-04-16 Ian Lance Taylor <iant@google.com>
18683 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
18684 (add_reg_note): Call alloc_reg_note.
18685 * rtl.h (alloc_reg_note): Declare.
18686 * combine.c (try_combine): Use alloc_reg_note.
18687 (recog_for_combine, move_deaths): Likewise.
18688 (distribute_notes): Use alloc_reg_note and add_reg_note.
18689 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
18690 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
18691 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
18693 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
18695 PR rtl-optimization/39762
18696 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
18697 ira_may_move_out_cost): Add comments about way of their usage.
18698 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
18700 * ira-conflicts.c (process_regs_for_copy): Use function
18701 ira_get_register_move_cost instead of global
18702 ira_register_move_cost.
18704 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
18705 color_pass, move_spill_restore, update_curr_costs): Ditto.
18707 * ira-lives.c (process_single_reg_class_operands): Ditto.
18709 * ira-emit.c (emit_move_list): Ditto.
18711 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
18712 (record_reg_classes): Ditto. Use functions
18713 ira_get_register_move_cost and ira_get_may_move_cost instead of
18714 global vars ira_register_move_cost, ira_may_move_out_cost and
18715 ira_may_move_in_cost.
18716 (record_address_regs): Don't call ira_init_register_move_cost.
18717 Use function ira_get_may_move_cost instead of global
18718 ira_may_move_in_cost.
18719 (process_bb_node_for_hard_reg_moves): Use function
18720 ira_get_register_move_cost instead of global ira_register_move_cost.
18721 (ira_costs): Don't call ira_init_register_move_cost.
18723 2009-04-16 Richard Guenther <rguenther@suse.de>
18725 * tree-cfg.c (verify_gimple_assign_binary):
18726 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
18727 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
18728 (create_general_new_stmt): Note that this function is broken.
18730 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18732 * common.opt (fhelp): Add Var(help_flag).
18733 * gcc-plugin.h (plugin_info): Add help.
18734 * plugin.c (plugin_name_args): Add help.
18735 (register_plugin_info): Set plugin->help.
18736 (print_help_one_plugin): New.
18737 (print_plugins_help): New.
18738 * plugin.h (print_plugins_help): New.
18739 * toplev.c (toplev_main): Call print_plugins_help if needed.
18741 2009-04-16 Richard Guenther <rguenther@suse.de>
18743 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
18744 (gimple_ior_addresses_taken_1): New function.
18745 (gimple_ior_addresses_taken): Likewise.
18746 * gimple.h (struct gimple_statement_with_ops_base): Remove
18747 addresses_taken member.
18748 (gimple_ior_addresses_taken): Declare.
18749 (gimple_addresses_taken, gimple_addresses_taken_ptr,
18750 gimple_set_addresses_taken): Remove.
18751 * ipa-reference.c (mark_address): New function.
18752 (scan_stmt_for_static_refs): Use it for marking addresses taken.
18753 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
18754 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
18755 (gimple_add_to_addresses_taken): Remove.
18756 (get_tmr_operands): Call mark_address_taken.
18757 (get_asm_expr_operands): Likewise.
18758 (get_expr_operands): Likewise.
18759 (build_ssa_operands): Do not clear the addresses_taken bitmap.
18760 (free_stmt_operands): Do not free it.
18761 * tree-ssa.c (delete_tree_ssa): Likewise.
18762 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
18764 2009-04-16 Richard Guenther <rguenther@suse.de>
18766 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
18767 (walk_stmt_load_store_ops): Likewise.
18768 * gimple.c (get_base_loadstore): New function.
18769 (walk_stmt_load_store_addr_ops): Likewise.
18770 (walk_stmt_load_store_ops): Likewise.
18771 * ipa-pure-const.c (check_op): Simplify.
18772 (check_load, check_store): New functions.
18773 (check_stmt): Use walk_stmt_load_store_ops.
18774 * ipa-reference.c (mark_load): Adjust signature.
18775 (mark_store): Likewise.
18776 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
18778 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18780 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
18781 (plugin_info): New.
18782 * opts.c (common_handle_option): Don't call print_version.
18783 * plugin.c (plugin_name_args): Add version.
18784 (register_plugin_info): New.
18785 (register_callback): Handle PLUGIN_INFO.
18786 (try_init_one_plugin): New.
18787 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
18789 (finalize_one_plugin): New.
18790 (finalize_plugins): New.
18791 (print_one_plugin): New.
18792 (print_plugins_versions): New.
18793 * plugin.h (print_plugins_versions): New.
18794 (finalize_plugins): New.
18795 * toplev.c (compile_file): Don't call initialize_plugins.
18796 (print_version): Call print_plugins_versions.
18797 (toplev_main): Call initialize_plugins. Print version if needed.
18798 Call finalize_plugins.
18800 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18802 * common.opt (fversion): New.
18803 * gcc.c (print_version): New.
18804 (process_command): Don't print the version. Just set print_version.
18805 (main): Print version. Call subprocesses if print_version and
18806 verbose_flag are set.
18807 * opts.c (common_handle_option): Handle OPT_fversion.
18809 2009-04-16 Richard Guenther <rguenther@suse.de>
18810 Ira Rosen <irar@il.ibm.com>
18812 PR tree-optimization/39698
18813 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
18814 type of the reduction variable. Only generate the def if
18817 * omp-low.c (expand_omp_for_generic): When converting to a pointer
18818 make sure to first convert to an integer of the same precision.
18819 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
18820 the type of the evolution correctly in computing the new
18821 induction variable base.
18823 2009-04-16 Richard Guenther <rguenther@suse.de>
18825 PR middle-end/39625
18826 * tree-cfg.c (make_blocks): Split statements with to-be
18827 abnormal SSA names on the lhs.
18829 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
18831 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
18832 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
18833 * c-typeck.c (really_start_incremental_init): Likewise.
18834 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
18835 (TARGET_INITIALIZER): Remove it.
18836 * target.h (struct target): Remove vector_opaque_p.
18837 * tree.c (build_opaque_vector_type): New.
18838 * tree.h (TYPE_VECTOR_OPAQUE): New.
18839 (build_opaque_vector_type): Declare.
18840 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
18841 * config/rs6000/rs6000.c (build_opaque_vector_type,
18842 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
18843 (rs6000_init_builtins): Use build_opaque_vector_type for
18844 opaque_V4SI_type_node.
18846 2009-04-15 Catherine Moore <clm@codesourcery.com>
18848 * debug.h (set_name): Declare.
18849 * dwarf2out.c (dwarf2out_set_name): Declare.
18850 (dwarf2_debug_hooks): Add set_name.
18851 (find_AT_string): New.
18852 (add_AT_string): Call find_AT_string.
18853 (dwarf2out_set_name): New.
18854 * cp/decl.c (grokdeclarator): Call set_name.
18855 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
18856 * debug.c (do_nothing_debug_hooks): Likewise.
18857 * dbxout.c (dbx_debug_hooks): Likewise.
18858 * sdbout.c (sdb_debug_hooks): Likewise.
18860 2009-04-15 Michael Eager <eager@eagercon.com>
18862 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
18863 reg for single-precision FPU.
18864 * config/rs6000/rs6000.md (movsi_internal1): Only for
18865 !TARGET_SINGLE_FPU.
18866 (movsi_internal1_single): New. Add pattern to move SI values to/from
18867 single-precision FP regs.
18869 2009-04-15 Richard Guenther <rguenther@suse.de>
18871 * omp-low.c (lower_rec_input_clauses): Build correct address
18873 (expand_omp_for_generic): Fix multiplication type.
18874 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
18875 (generate_memset_zero): Fix types.
18876 * tree-profile.c (prepare_instrumented_value): Correctly
18879 2009-04-15 Ian Lance Taylor <iant@google.com>
18881 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
18882 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
18883 for -Wall and for -Wc++-compat.
18884 (c_common_post_options): For C++, set warn_enum_compare if not
18886 * c-tree.h (struct c_expr): Add field original_type.
18887 (build_external_ref): Update declaration.
18888 * c-parser.c (c_parser_braced_init): Set original_type.
18889 (c_parser_initelt): Likewise.
18890 (c_parser_expr_no_commas): Likewise.
18891 (c_parser_conditional_expression): Likewise.
18892 (c_parser_cast_expression): Likewise.
18893 (c_parser_unary_expression): Likewise. Pull setting of
18894 original_code to top of function.
18895 (c_parser_sizeof_expression): Set original_type.
18896 (c_parser_alignof_expression): Likewise.
18897 (c_parser_postfix_expression): Likewise. Pull setting of
18898 original_code to top of function.
18899 (c_parser_postfix_expression_after_paren_type): Set original_type.
18900 (c_parser_postfix_expression_after_primary): Likewise.
18901 (c_parser_expression): Likewise.
18902 * c-typeck.c (build_external_ref): Add type parameter. Change all
18904 (c_expr_sizeof_expr): Set original_type field.
18905 (parser_build_unary_op): Likewise.
18906 (parser_build_binary_op): Likewise. Optionally warn about
18907 comparisons of enums of different types.
18908 (digest_init): Set original_type field.
18909 (really_start_incremental_init): Likewise.
18910 (push_init_level, pop_init_level): Likewise.
18911 * doc/invoke.texi (Warning Options): -Wenum-compare now
18914 2009-04-15 Richard Guenther <rguenther@suse.de>
18916 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
18917 out a necessary conversion.
18918 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
18919 names we didn't value number.
18920 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
18922 2009-04-15 Richard Guenther <rguenther@suse.de>
18924 PR tree-optimization/39764
18925 * tree-ssa-ccp.c (get_value): Canonicalize value with
18926 canonicalize_float_value.
18928 2009-04-15 Jan Hubicka <jh@suse.cz>
18930 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
18931 Wrong version of patch.
18933 2009-04-15 Jan Hubicka <jh@suse.cz>
18935 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
18937 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
18939 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
18940 our distinct integral and vector types.
18942 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
18944 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
18945 * init.c (build_vtbl_address): Remove call to assemble_external.
18947 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
18949 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
18950 output for other floating point modes.
18952 2009-04-14 Diego Novillo <dnovillo@google.com>
18954 * diagnostic.c (diagnostic_report_diagnostic): Do not
18955 warn about loaded plugins for DK_ERROR and DK_WARNING.
18956 * c-decl.c (declspecs_add_type): Move call to
18957 invoke_plugin_callbacks ...
18958 * c-parser.c (c_parser_declspecs): ... here.
18959 * plugin.c (dump_active_plugins): Tidy output.
18961 2009-04-14 Diego Novillo <dnovillo@google.com>
18962 Le-Chun Wu <lcwu@google.com>
18964 * configure.ac: Add --enable-plugin support.
18965 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
18966 * Makefile.in (PLUGIN_H): Define.
18967 Export ENABLE_PLUGIN and GMPINC to site.exp.
18968 Add PLUGINLIBS to link command.
18969 Add/modify dependencies for plugin.o and files including plugin.h.
18971 * config.in: Regenerate.
18973 * opts.c (common_handle_option): Handle OPT_fplugin_ and
18976 2009-04-14 Le-Chun Wu <lcwu@google.com>
18978 * tree-pass.h (register_one_dump_file): Add a prototype for
18979 register_one_dump_file.
18980 * toplev.c (compile_file): Call initialize_plugins.
18981 (do_compile): Call invoke_plugin_callbacks.
18982 (toplev_main): Call invoke_plugin_callbacks.
18983 * common.opt: Add -fplugin= and -fplugin-arg-.
18984 * gcc-plugin.h: New public header file for plugins to include.
18985 * plugin.c: New source file.
18986 * plugin.h: New internal header file.
18987 * passes.c (register_one_dump_file): Make it external.
18989 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
18991 2009-04-14 Diego Novillo <dnovillo@google.com>
18993 * doc/plugins.texi: New.
18994 * doc/gccint.texi: Add reference to Plugins chapter.
18995 * doc/invoke.texi: Document -fplugin and -fplugin-arg
18996 * diagnostic.c (diagnostic_report_diagnostic): Warn about
18997 loaded plugins, if any.
18998 * timevar.def (TV_PLUGIN_INIT): Define.
18999 (TV_PLUGIN_RUN): Define.
19000 * plugin.c: Include timevar.h
19001 (plugins_active_p): New.
19002 (dump_active_plugins): New.
19003 (debug_active_plugins): New.
19005 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19007 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19009 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19011 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19013 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19014 the same as a minus without a shift.
19016 2009-04-14 Nick Clifton <nickc@redhat.com>
19018 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19019 comparisons with small integers will always produce a short
19022 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19025 2008-12-19 Diego Novillo <dnovillo@google.com>
19027 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19029 2009-04-14 Richard Guenther <rguenther@suse.de>
19031 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19033 (verify_gimple_assign_binary): Likewise. Handle shifts and
19035 (verify_gimple_phi): Print the mismatched argument position.
19036 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19038 (vect_update_init_of_dr): Likewise.
19039 * matrix-reorg.c (transform_access_sites): Do what the
19041 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19043 2009-04-13 Michael Eager <eager@eagercon.com>
19045 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19046 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19047 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19048 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19049 remove duplicate config
19051 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19053 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19054 file_name:line_number type locator of the call site.
19056 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19058 * genautomata.c: Put blank after comma.
19059 (automaton_decls): New.
19060 (struct unit_usage): Add comments to member next.
19061 (store_alt_unit_usage): Keep the list ordered.
19062 (unit_present_on_list_p, equal_alternatives_p): New.
19063 (check_regexp_units_distribution): Check units distribution
19064 correctness correctly.
19065 (main): Don't write automata if error is found. Return correct
19068 * config/m68k/cf.md (cfv4_ds): Remove.
19069 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19070 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19072 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19073 power4-load-ext, power4-store, power4-store-update,
19074 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19075 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19076 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19077 power4-sqrt, power4-isync): Modify reservation to make correct
19078 unit distribution to automata.
19080 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19081 power5-store-update, power5-two, power5-three, power5-lmul,
19082 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19084 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19086 * except.c (pass_set_nothrow_function_flags): Set name and add
19088 (set_nothrow_function_flags): Mention in the dump file when
19089 changing a function to nothrow.
19091 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19094 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19095 instead of unsigned long.
19097 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19099 * config/arm/arm.c (return_used_this_function): Remove.
19100 (arm_output_function_prologue): Remove use of
19101 return_used_this_function.
19102 (output_return_instruction): Replace use of
19103 return_used_this_function
19104 by cfun->machine->return_used_this_function.
19105 (arm_output_epilogue): Likewise.
19106 (arm_output_function_epilogue): Likewise.
19107 (thumb_unexpanded_epilogue): Likewise.
19108 * config/arm/arm.h (struct machine_function):
19109 New member return_used_this_function.
19111 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19113 * doc/install.texi: Correct description of default directory for
19114 --with-gxx-include-dir.
19116 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19118 * fold-const.c (build_range_check): Properly deal with enumeral and
19119 boolean base types.
19121 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19123 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19124 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19125 * params.h (MAX_GCSE_PASSES): Remove.
19126 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19127 in sequence. Remove ability to run multiple passes.
19128 (bypass_jumps): Report run as third CPROP pass.
19130 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19132 PR middle-end/39651
19133 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19134 when deciding whether the whole SEQUENCE can throw.
19136 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19139 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19140 offseted label references.
19142 2009-04-11 Jan Hubicka <jh@suse.cz>
19144 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19146 2009-04-11 Richard Guenther <rguenther@suse.de>
19148 PR middle-end/39732
19149 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19150 return variables as TREE_ADDRESSABLE.
19152 2009-04-11 Richard Guenther <rguenther@suse.de>
19154 PR tree-optimization/39713
19155 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19156 reference trees have SSA_NAME operands.
19158 2009-04-11 Richard Guenther <rguenther@suse.de>
19161 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19162 address expressions.
19164 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19166 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19167 match changes in Cygwin 1.7
19168 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19169 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19171 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19173 PR tree-optimization/39701
19174 * doc/invoke.texi (Optimization Options): Document change in
19175 meaning and initialization of -fdelete-null-pointer-checks.
19177 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19179 PR middle-end/39701
19180 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19182 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19185 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19187 2009-04-10 Chao-ying Fu <fu@mips.com>
19189 * doc/tm.texi (Instruction Output): Document
19190 TARGET_ASM_FINAL_POSTSCAN_INSN.
19191 * target.h (final_postscan_insn): New field in asm_out.
19192 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19193 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19194 * final.c (final_scan_insn): Call
19195 targetm.asm_out.final_postscan_insn after outputting
19196 an asm macro and a normal instruction.
19198 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19199 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19200 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19201 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19202 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19204 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19206 PR middle-end/39701
19207 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19208 variables as non-NULL even with -fdelete-null-pointer-checks.
19210 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19212 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19214 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19217 * config/i386/i386.c (classify_argument): Handle SCmode with
19218 (bit_offset % 64) != 0.
19220 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19222 * doc/invoke.texi (Optimize Options): Add cross-reference to
19223 -Q --help=optimizers examples.
19225 2009-04-10 Ben Elliston <bje@au.ibm.com>
19228 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19229 regalign for the reg == fpr and TDmode case.
19231 2009-04-09 David Ayers <ayers@fsfe.org>
19234 * objc/objc-act.c (warn_with_method): Remove helper function.
19235 (check_duplicates): Call warning and inform directly.
19236 (really_start_method): Likewise.
19238 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19240 * expmed.c (expand_divmod): Always use a comparison for a division
19241 by a large unsigned integer.
19243 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19244 for things others than variables or functions as nonzero.
19246 2009-04-09 Nick Clifton <nickc@redhat.com>
19248 * unwind-compat.c: Change copyright header to refer to version
19249 3 of the GNU General Public License with version 3.1 of the
19250 GCC Runtime Library Exception and to point readers at the
19251 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19252 * config/alpha/crtfastmath.c: Likewise.
19253 * config/alpha/linux-unwind.h: Likewise.
19254 * config/alpha/qrnnd.asm: Likewise.
19255 * config/alpha/vms-crt0-64.c: Likewise.
19256 * config/alpha/vms-crt0.c: Likewise.
19257 * config/alpha/vms-dwarf2.asm: Likewise.
19258 * config/alpha/vms-dwarf2eh.asm: Likewise.
19259 * config/alpha/vms-psxcrt0-64.c: Likewise.
19260 * config/alpha/vms-psxcrt0.c: Likewise.
19261 * config/alpha/vms_tramp.asm: Likewise.
19262 * config/arc/initfini.c: Likewise.
19263 * config/arc/lib1funcs.asm: Likewise.
19264 * config/arm/bpabi-v6m.S: Likewise.
19265 * config/arm/bpabi.S: Likewise.
19266 * config/arm/bpabi.c: Likewise.
19267 * config/arm/crti.asm: Likewise.
19268 * config/arm/crtn.asm: Likewise.
19269 * config/arm/ieee754-df.S: Likewise.
19270 * config/arm/ieee754-sf.S: Likewise.
19271 * config/arm/lib1funcs.asm: Likewise.
19272 * config/arm/libunwind.S: Likewise.
19273 * config/arm/linux-atomic.c: Likewise.
19274 * config/arm/mmintrin.h: Likewise.
19275 * config/arm/pr-support.c: Likewise.
19276 * config/arm/unaligned-funcs.c: Likewise.
19277 * config/arm/unwind-arm.c: Likewise.
19278 * config/arm/unwind-arm.h: Likewise.
19279 * config/avr/libgcc.S: Likewise.
19280 * config/bfin/crti.s: Likewise.
19281 * config/bfin/crtlibid.s: Likewise.
19282 * config/bfin/crtn.s: Likewise.
19283 * config/bfin/lib1funcs.asm: Likewise.
19284 * config/bfin/linux-unwind.h: Likewise.
19285 * config/cris/arit.c: Likewise.
19286 * config/cris/cris_abi_symbol.c: Likewise.
19287 * config/darwin-64.c: Likewise.
19288 * config/darwin-crt2.c: Likewise.
19289 * config/darwin-crt3.c: Likewise.
19290 * config/darwin.h: Likewise.
19291 * config/dbxelf.h: Likewise.
19292 * config/dfp-bit.c: Likewise.
19293 * config/dfp-bit.h: Likewise.
19294 * config/elfos.h: Likewise.
19295 * config/fixed-bit.c: Likewise.
19296 * config/fixed-bit.h: Likewise.
19297 * config/fp-bit.c: Likewise.
19298 * config/fp-bit.h: Likewise.
19299 * config/fr30/crti.asm: Likewise.
19300 * config/fr30/crtn.asm: Likewise.
19301 * config/fr30/lib1funcs.asm: Likewise.
19302 * config/freebsd-spec.h: Likewise.
19303 * config/frv/cmovd.c: Likewise.
19304 * config/frv/cmovh.c: Likewise.
19305 * config/frv/cmovw.c: Likewise.
19306 * config/frv/frvbegin.c: Likewise.
19307 * config/frv/frvend.c: Likewise.
19308 * config/frv/lib1funcs.asm: Likewise.
19309 * config/glibc-stdint.h: Likewise.
19310 * config/h8300/clzhi2.c: Likewise.
19311 * config/h8300/crti.asm: Likewise.
19312 * config/h8300/crtn.asm: Likewise.
19313 * config/h8300/ctzhi2.c: Likewise.
19314 * config/h8300/fixunssfsi.c: Likewise.
19315 * config/h8300/lib1funcs.asm: Likewise.
19316 * config/h8300/parityhi2.c: Likewise.
19317 * config/h8300/popcounthi2.c: Likewise.
19318 * config/i386/ammintrin.h: Likewise.
19319 * config/i386/att.h: Likewise.
19320 * config/i386/avxintrin.h: Likewise.
19321 * config/i386/biarch64.h: Likewise.
19322 * config/i386/bmmintrin.h: Likewise.
19323 * config/i386/cpuid.h: Likewise.
19324 * config/i386/cross-stdarg.h: Likewise.
19325 * config/i386/crtfastmath.c: Likewise.
19326 * config/i386/crtprec.c: Likewise.
19327 * config/i386/cygming-crtbegin.c: Likewise.
19328 * config/i386/cygming-crtend.c: Likewise.
19329 * config/i386/cygwin.asm: Likewise.
19330 * config/i386/emmintrin.h: Likewise.
19331 * config/i386/gmm_malloc.h: Likewise.
19332 * config/i386/gthr-win32.c: Likewise.
19333 * config/i386/i386.h: Likewise.
19334 * config/i386/immintrin.h: Likewise.
19335 * config/i386/linux-unwind.h: Likewise.
19336 * config/i386/linux64.h: Likewise.
19337 * config/i386/mm3dnow.h: Likewise.
19338 * config/i386/mmintrin-common.h: Likewise.
19339 * config/i386/mmintrin.h: Likewise.
19340 * config/i386/nmmintrin.h: Likewise.
19341 * config/i386/pmm_malloc.h: Likewise.
19342 * config/i386/pmmintrin.h: Likewise.
19343 * config/i386/smmintrin.h: Likewise.
19344 * config/i386/sol2-c1.asm: Likewise.
19345 * config/i386/sol2-ci.asm: Likewise.
19346 * config/i386/sol2-cn.asm: Likewise.
19347 * config/i386/sol2-gc1.asm: Likewise.
19348 * config/i386/tmmintrin.h: Likewise.
19349 * config/i386/unix.h: Likewise.
19350 * config/i386/w32-unwind.h: Likewise.
19351 * config/i386/wmmintrin.h: Likewise.
19352 * config/i386/x86-64.h: Likewise.
19353 * config/i386/x86intrin.h: Likewise.
19354 * config/i386/xmmintrin.h: Likewise.
19355 * config/ia64/crtbegin.asm: Likewise.
19356 * config/ia64/crtend.asm: Likewise.
19357 * config/ia64/crtfastmath.c: Likewise.
19358 * config/ia64/crti.asm: Likewise.
19359 * config/ia64/crtn.asm: Likewise.
19360 * config/ia64/fde-glibc.c: Likewise.
19361 * config/ia64/lib1funcs.asm: Likewise.
19362 * config/ia64/linux-unwind.h: Likewise.
19363 * config/ia64/quadlib.c: Likewise.
19364 * config/ia64/unwind-ia64.c: Likewise.
19365 * config/linux.h: Likewise.
19366 * config/m32c/m32c-lib1.S: Likewise.
19367 * config/m32c/m32c-lib2-trapv.c: Likewise.
19368 * config/m32c/m32c-lib2.c: Likewise.
19369 * config/m32r/initfini.c: Likewise.
19370 * config/m68hc11/larith.asm: Likewise.
19371 * config/m68hc11/m68hc11-crt0.S: Likewise.
19372 * config/m68k/cf.md: Likewise.
19373 * config/m68k/crti.s: Likewise.
19374 * config/m68k/crtn.s: Likewise.
19375 * config/m68k/lb1sf68.asm: Likewise.
19376 * config/m68k/linux-unwind.h: Likewise.
19377 * config/mcore/crti.asm: Likewise.
19378 * config/mcore/crtn.asm: Likewise.
19379 * config/mcore/lib1.asm: Likewise.
19380 * config/mips/linux-unwind.h: Likewise.
19381 * config/mips/loongson.h: Likewise.
19382 * config/mips/mips16.S: Likewise.
19383 * config/mmix/crti.asm: Likewise.
19384 * config/mmix/crtn.asm: Likewise.
19385 * config/pa/fptr.c: Likewise.
19386 * config/pa/hpux-unwind.h: Likewise.
19387 * config/pa/lib2funcs.asm: Likewise.
19388 * config/pa/linux-atomic.c: Likewise.
19389 * config/pa/linux-unwind.h: Likewise.
19390 * config/pa/milli64.S: Likewise.
19391 * config/pa/quadlib.c: Likewise.
19392 * config/pa/stublib.c: Likewise.
19393 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19394 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19395 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19396 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19397 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19398 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19399 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19400 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19401 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19402 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19403 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19404 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19405 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19406 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19407 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19408 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19409 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19410 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19411 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19412 * config/rs6000/750cl.h: Likewise.
19413 * config/rs6000/altivec.h: Likewise.
19414 * config/rs6000/biarch64.h: Likewise.
19415 * config/rs6000/crtresfpr.asm: Likewise.
19416 * config/rs6000/crtresgpr.asm: Likewise.
19417 * config/rs6000/crtresxfpr.asm: Likewise.
19418 * config/rs6000/crtresxgpr.asm: Likewise.
19419 * config/rs6000/crtsavfpr.asm: Likewise.
19420 * config/rs6000/crtsavgpr.asm: Likewise.
19421 * config/rs6000/darwin-asm.h: Likewise.
19422 * config/rs6000/darwin-fallback.c: Likewise.
19423 * config/rs6000/darwin-fpsave.asm: Likewise.
19424 * config/rs6000/darwin-ldouble.c: Likewise.
19425 * config/rs6000/darwin-tramp.asm: Likewise.
19426 * config/rs6000/darwin-unwind.h: Likewise.
19427 * config/rs6000/darwin-vecsave.asm: Likewise.
19428 * config/rs6000/darwin-world.asm: Likewise.
19429 * config/rs6000/e500crtres32gpr.asm: Likewise.
19430 * config/rs6000/e500crtres64gpr.asm: Likewise.
19431 * config/rs6000/e500crtres64gprctr.asm: Likewise.
19432 * config/rs6000/e500crtrest32gpr.asm: Likewise.
19433 * config/rs6000/e500crtrest64gpr.asm: Likewise.
19434 * config/rs6000/e500crtresx32gpr.asm: Likewise.
19435 * config/rs6000/e500crtresx64gpr.asm: Likewise.
19436 * config/rs6000/e500crtsav32gpr.asm: Likewise.
19437 * config/rs6000/e500crtsav64gpr.asm: Likewise.
19438 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
19439 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
19440 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
19441 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
19442 * config/rs6000/eabi-ci.asm: Likewise.
19443 * config/rs6000/eabi-cn.asm: Likewise.
19444 * config/rs6000/eabi.asm: Likewise.
19445 * config/rs6000/linux-unwind.h: Likewise.
19446 * config/rs6000/linux64.h: Likewise.
19447 * config/rs6000/paired.h: Likewise.
19448 * config/rs6000/paired.md: Likewise.
19449 * config/rs6000/ppc64-fp.c: Likewise.
19450 * config/rs6000/ppu_intrinsics.h: Likewise.
19451 * config/rs6000/rs6000.h: Likewise.
19452 * config/rs6000/si2vmx.h: Likewise.
19453 * config/rs6000/sol-ci.asm: Likewise.
19454 * config/rs6000/sol-cn.asm: Likewise.
19455 * config/rs6000/spe.h: Likewise.
19456 * config/rs6000/spu2vmx.h: Likewise.
19457 * config/rs6000/sysv4.h: Likewise.
19458 * config/rs6000/tramp.asm: Likewise.
19459 * config/rs6000/vec_types.h: Likewise.
19460 * config/s390/linux-unwind.h: Likewise.
19461 * config/s390/tpf-unwind.h: Likewise.
19462 * config/score/crti.asm: Likewise.
19463 * config/score/crtn.asm: Likewise.
19464 * config/sh/crt1.asm: Likewise.
19465 * config/sh/crti.asm: Likewise.
19466 * config/sh/crtn.asm: Likewise.
19467 * config/sh/divtab-sh4-300.c: Likewise.
19468 * config/sh/divtab-sh4.c: Likewise.
19469 * config/sh/divtab.c: Likewise.
19470 * config/sh/lib1funcs-4-300.asm: Likewise.
19471 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
19472 * config/sh/lib1funcs.asm: Likewise.
19473 * config/sh/lib1funcs.h: Likewise.
19474 * config/sh/linux-atomic.asm: Likewise.
19475 * config/sh/linux-unwind.h: Likewise.
19476 * config/sh/shmedia.h: Likewise.
19477 * config/sh/sshmedia.h: Likewise.
19478 * config/sh/ushmedia.h: Likewise.
19479 * config/sparc/crtfastmath.c: Likewise.
19480 * config/sparc/linux-unwind.h: Likewise.
19481 * config/sparc/sol2-c1.asm: Likewise.
19482 * config/sparc/sol2-ci.asm: Likewise.
19483 * config/sparc/sol2-cn.asm: Likewise.
19484 * config/spu/divmodti4.c: Likewise.
19485 * config/spu/divv2df3.c: Likewise.
19486 * config/spu/float_disf.c: Likewise.
19487 * config/spu/float_unsdidf.c: Likewise.
19488 * config/spu/float_unsdisf.c: Likewise.
19489 * config/spu/float_unssidf.c: Likewise.
19490 * config/spu/mfc_multi_tag_release.c: Likewise.
19491 * config/spu/mfc_multi_tag_reserve.c: Likewise.
19492 * config/spu/mfc_tag_release.c: Likewise.
19493 * config/spu/mfc_tag_reserve.c: Likewise.
19494 * config/spu/mfc_tag_table.c: Likewise.
19495 * config/spu/multi3.c: Likewise.
19496 * config/spu/spu_internals.h: Likewise.
19497 * config/spu/spu_intrinsics.h: Likewise.
19498 * config/spu/spu_mfcio.h: Likewise.
19499 * config/spu/vec_types.h: Likewise.
19500 * config/spu/vmx2spu.h: Likewise.
19501 * config/stormy16/stormy16-lib2.c: Likewise.
19502 * config/svr4.h: Likewise.
19503 * config/sync.c: Likewise.
19504 * config/v850/lib1funcs.asm: Likewise.
19505 * config/vxlib-tls.c: Likewise.
19506 * config/vxlib.c: Likewise.
19507 * config/vxworks-dummy.h: Likewise.
19508 * config/xtensa/crti.asm: Likewise.
19509 * config/xtensa/crtn.asm: Likewise.
19510 * config/xtensa/ieee754-df.S: Likewise.
19511 * config/xtensa/ieee754-sf.S: Likewise.
19512 * config/xtensa/lib1funcs.asm: Likewise.
19513 * config/xtensa/lib2funcs.S: Likewise.
19514 * config/xtensa/linux-unwind.h: Likewise.
19515 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19516 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
19517 * coretypes.h: Likewise.
19518 * crtstuff.c: Likewise.
19519 * defaults.h: Likewise.
19520 * dwarf2.h: Likewise.
19521 * emutls.c: Likewise.
19522 * gbl-ctors.h: Likewise.
19523 * gcov-io.h: Likewise.
19524 * ginclude/float.h: Likewise.
19525 * ginclude/iso646.h: Likewise.
19526 * ginclude/stdarg.h: Likewise.
19527 * ginclude/stdbool.h: Likewise.
19528 * ginclude/stddef.h: Likewise.
19529 * ginclude/stdfix.h: Likewise.
19530 * ginclude/stdint-gcc.h: Likewise.
19531 * ginclude/tgmath.h: Likewise.
19532 * gthr-aix.h: Likewise.
19533 * gthr-dce.h: Likewise.
19534 * gthr-gnat.c: Likewise.
19535 * gthr-gnat.h: Likewise.
19536 * gthr-lynx.h: Likewise.
19537 * gthr-mipssde.h: Likewise.
19538 * gthr-nks.h: Likewise.
19539 * gthr-posix.c: Likewise.
19540 * gthr-posix.h: Likewise.
19541 * gthr-posix95.h: Likewise.
19542 * gthr-rtems.h: Likewise.
19543 * gthr-single.h: Likewise.
19544 * gthr-solaris.h: Likewise.
19545 * gthr-tpf.h: Likewise.
19546 * gthr-vxworks.h: Likewise.
19547 * gthr-win32.h: Likewise.
19548 * gthr.h: Likewise.
19549 * libgcc2.c: Likewise.
19550 * libgcc2.h: Likewise.
19551 * libgcov.c: Likewise.
19552 * tsystem.h: Likewise.
19553 * typeclass.h: Likewise.
19554 * unwind-c.c: Likewise.
19555 * unwind-compat.h: Likewise.
19556 * unwind-dw2-fde-compat.c: Likewise.
19557 * unwind-dw2-fde-darwin.c: Likewise.
19558 * unwind-dw2-fde-glibc.c: Likewise.
19559 * unwind-dw2-fde.c: Likewise.
19560 * unwind-dw2-fde.h: Likewise.
19561 * unwind-dw2.c: Likewise.
19562 * unwind-dw2.h: Likewise.
19563 * unwind-generic.h: Likewise.
19564 * unwind-pe.h: Likewise.
19565 * unwind-sjlj.c: Likewise.
19566 * unwind.inc: Likewise.
19567 * config/arm/neon-gen.ml: Change generated copyright header to
19568 refer to version 3 of the GNU General Public License with
19569 version 3.1 of the GCC Runtime Library Exception and to point
19570 readers at the COPYING3 and COPYING3.RUNTIME files and the
19571 FSF's license web page.
19572 * config/arm/arm_neon.h: Regenerate.
19574 2009-04-09 Jakub Jelinek <jakub@redhat.com>
19576 * config/cris/cris.md: Change copyright header to refer to version
19577 3 of the GNU General Public License.
19578 * doc/install.texi2html: Change copyright header to refer to version
19579 3 of the GNU General Public License and to point readers at the
19580 COPYING3 file and the FSF's license web page.
19581 * config/vax/linux.h: Likewise.
19583 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19585 * config/i386/i386.md (cmpcc): New.
19586 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
19587 (sync_compare_and_swap_cc*): Delete.
19589 * config/s390/s390.c (s390_compare_emitted): Remove.
19590 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
19591 s390_compare_emitted used to be handled. Assert that modes match.
19592 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
19593 refer to sync_compare_and_swap_ccsi.
19594 * config/s390/s390.h (s390_compare_emitted): Remove.
19595 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
19596 instead of s390_compare_emitted.
19597 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
19598 instead of s390_compare_emitted.
19599 * config/s390/s390.md (cmpcc): New.
19600 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
19601 CC_REGNUM, do not pretend it's set.
19602 (sync_compare_and_swap_cc*): Delete.
19603 * config/s390/predicates.md (cc_reg_operand): New.
19605 * expr.c (sync_compare_and_swap_cc): Delete.
19606 * optabs.h (sync_compare_and_swap_cc): Delete.
19607 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
19608 is being used with can_compare_p.
19609 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
19610 (find_cc_set): New.
19611 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
19612 look for a MODE_CC set instead. Use emit_store_flag.
19613 (expand_compare_and_swap_loop): Likewise, with some additional
19614 complication to avoid a force_reg when useless. Use
19615 emit_cmp_and_jump_insns.
19616 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
19617 * doc/md.texi (sync_compare_and_swap_cc): Merge with
19618 sync_compare_and_swap documentation.
19620 2009-04-09 Jan Hubicka <jh@suse.cz>
19622 * except.c (find_prev_try): Break out from ....
19623 (duplicate_eh_regions): ... here; properly update prev_try pointers
19624 when duplication part of tree.
19625 (dump_eh_tree): Improve dumping.
19626 (verify_eh_region): New.
19627 (verify_eh_tree): Use it.
19629 2009-04-06 Richard Guenther <rguenther@suse.de>
19631 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
19632 &ARRAY addresses by adjusting their types and prepending
19634 * tree-cfg.c (verify_gimple_assign_single): Verify that
19635 addresses are correct.
19637 2009-04-09 Richard Guenther <rguenther@suse.de>
19639 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
19640 indices into an array reference if possible.
19641 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19642 Fold POINTER_PLUS_EXPR statements with invariant address.
19644 2009-04-09 Alan Modra <amodra@bigpond.net.au>
19647 * config.gcc (powerpc64-*-linux*): Always build biarch.
19649 2009-04-09 Joseph Myers <joseph@codesourcery.com>
19652 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
19653 it and pedwarn if this results in an INTEGER_CST.
19655 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19657 * doc/install.texi: Update minimum GMP version. Remove obsolete
19658 text in MPFR section.
19660 2009-04-08 Jakub Jelinek <jakub@redhat.com>
19662 * dwarf2out.c (class_scope_p): New static inline.
19663 (class_or_namespace_scope_p): Use it.
19664 (gen_variable_die): Use DW_TAG_member tag for static data member
19665 declarations instead of DW_TAG_variable.
19667 PR middle-end/39573
19668 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
19671 2009-04-08 Richard Guenther <rguenther@suse.de>
19673 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
19674 valueize random data.
19676 2009-04-08 David Edelsohn <edelsohn@gnu.org>
19678 * config.gcc (aix tm_file): Add aix-stdint.h.
19679 (aix tm clause use_gcc_stdint): Set to wrap.
19680 * config/rs6000/aix-stdint.h: New file.
19682 2009-04-08 Richard Guenther <rguenther@suse.de>
19684 PR middle-end/36291
19685 * tree-dfa.c (add_referenced_var): Do not recurse into
19686 global initializers.
19687 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
19689 (fold_const_aggregate_ref): Likewise.
19691 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19693 * recog.c (ordered_comparison_operator): New.
19694 * gensupport.c (std_preds): Add it.
19695 * doc/md.texi (Machine-Independent Predicates): Document it.
19697 2009-04-08 Jan Hubicka <jh@suse.cz>
19699 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
19700 * function.h (rtl_eh): Remove exception_handler_label_map.
19701 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
19702 remove_exception_handler_label, for_each_eh_label_1): Remove.
19703 (rtl_remove_unreachable_regions): Remove.
19704 (convert_from_eh_region_ranges): Do not remove unreachable regions.
19705 (find_exception_handler_labels): Don't build the hashtable.
19706 (maybe_remove_eh_handler): Remove.
19707 (for_each_eh_label): Rewrite to walk the tree.
19708 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
19709 * except.h (maybe_remove_eh_handler): Remove.
19710 * passes.c (init_optimization_passes): Schedule second EH cleanup
19712 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
19713 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
19715 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19717 * genoutput.c (validate_optab_operands): New.
19718 (gen_insn, gen_expand): Call it.
19720 * genflags.c (gen_insn): Detect misused iterators.
19721 (main): Pass line_no to gen_insn, exit with status 1 on error.
19723 * genextract.c (line_no): Make global.
19724 (VEC_safe_set_locstr): Change assertion to error message.
19725 (main): Exit with status 1 on error.
19727 2009-04-08 Joseph Myers <joseph@codesourcery.com>
19731 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
19732 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
19733 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
19734 * c-convert.c (convert): Do not call fold on results of conversion
19735 functions when the result is a C_MAYBE_CONST_EXPR.
19736 * c-parser.c (c_parser_postfix_expression): Do not fold condition
19737 of __builtin_choose_expr.
19738 * c-typeck.c (remove_c_maybe_const_expr): New.
19739 (build_unary_op, build_conditional_expr, build_compound_expr,
19740 build_binary_op, c_objc_common_truthvalue_conversion): Call
19741 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
19744 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
19746 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
19747 CODE to produce a new one. Add a prototype to use fold_convert_const
19749 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
19752 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
19753 mix declarations and code.
19755 2009-04-08 Ben Elliston <bje@au.ibm.com>
19757 * gcc.c: Replace `CC' with `GCC' throughout.
19759 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
19761 * doc/invoke.texi: Document Atom support.
19763 2009-04-07 Jason Merrill <jason@redhat.com>
19766 * c-common.h, c-common.c: Add flag_pretty_templates.
19767 * c-opts.c (c_common_handle_option): Set it.
19768 * c.opt: Add -fno-pretty-templates.
19769 * doc/invoke.texi (C++ Dialect Options): Likewise.
19771 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
19773 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
19774 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
19775 (ia64_expand_builtin): Likewise.
19777 2009-04-07 Martin Jambor <mjambor@suse.cz>
19779 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
19780 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
19781 ADDR_EXPRS are include too.
19783 2009-04-07 Richard Guenther <rguenther@suse.de>
19785 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
19786 decls are only used if passes as parameters or if they are
19787 local statics and the call is not to a builtin.
19788 (call_may_clobber_ref_p_1): Likewise.
19790 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19792 * expr.c (do_store_flag): Remove last argument. Simplify code
19793 to avoid duplication of tests already done by can_compare_p.
19794 (expand_expr_real_1): Adjust caller.
19796 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19798 * optabs.c (can_compare_p): Test the predicate of a
19799 cbranch and cstore pattern.
19801 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19803 * expr.c (convert_move): Use emit_store_flag instead of
19806 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19808 * config/i386/i386.c (ix86_compare_emitted): Remove.
19809 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
19810 ix86_compare_op0 like ix86_compare_emitted used to be handled.
19811 * config/i386/i386.h (ix86_compare_emitted): Remove.
19812 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
19813 instead of ix86_compare_emitted.
19814 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
19816 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
19818 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
19819 Add t-sysroot-suffix to tmake_file.
19820 * config/print-sysroot-suffix.sh: New file.
19821 * config/t-sysroot-suffix: New file.
19823 2009-04-07 Ben Elliston <bje@au.ibm.com>
19825 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
19826 as the latter produces a warning when the target does not support
19829 2009-04-07 Ben Elliston <bje@au.ibm.com>
19831 * dfp.c: Replace type punning assignments with memcpy throughout.
19832 * Makefile.in (dfp.o-warn): Remove.
19834 2009-04-07 Alan Modra <amodra@bigpond.net.au>
19837 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
19838 Include soft-fp/t-softfp after rs6000/t-linux64.
19840 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
19842 * stor-layout.c (set_sizetype): Use the full precision of their
19843 machine mode for bitsize types.
19845 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
19847 * config/i386/i386.md: Revert 2 accidental checkins.
19849 2009-04-06 Joey Ye <joey.ye@intel.com>
19850 Xuepeng Guo <xuepeng.guo@intel.com>
19851 H.J. Lu <hongjiu.lu@intel.com>
19853 Atom pipeline model, tuning and insn selection.
19854 * config.gcc (atom): Add atom config options and target.
19856 * config/i386/atom.md: New.
19858 * config/i386/i386.c (atom_cost): New cost.
19859 (m_ATOM): New macro flag.
19860 (initial_ix86_tune_features): Set m_ATOM.
19861 (x86_accumulate_outgoing_args): Likewise.
19862 (x86_arch_always_fancy_math_387): Likewise.
19863 (processor_target): Add Atom cost.
19864 (cpu_names): Add Atom cpu name.
19865 (override_options): Set Atom ISA.
19866 (ix86_issue_rate): New case PROCESSOR_ATOM.
19867 (ix86_adjust_cost): Likewise.
19869 * config/i386/i386.h (TARGET_ATOM): New target macro.
19870 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
19871 (TARGET_OPT_AGU): New target option.
19872 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
19873 (processor_type): Add PROCESSOR_ATOM.
19875 * config/i386/i386.md (cpu): Add new value "atom".
19876 (use_carry, movu): New attr.
19877 (atom.md): Include atom.md.
19878 (adddi3_carry_rex64): Set attr "use_carry".
19879 (addqi3_carry): Likewise.
19880 (addhi3_carry): Likewise.
19881 (addsi3_carry): Likewise.
19882 (*addsi3_carry_zext): Likewise.
19883 (subdi3_carry_rex64): Likewise.
19884 (subqi3_carry): Likewise.
19885 (subhi3_carry): Likewise.
19886 (subsi3_carry): Likewise.
19887 (x86_movdicc_0_m1_rex64): Likewise.
19888 (*x86_movdicc_0_m1_se): Likewise.
19889 (x86_movsicc_0_m1): Likewise.
19890 (*x86_movsicc_0_m1_se): Likewise.
19891 (*adddi_1_rex64): Emit add insn as much as possible.
19892 (*addsi_1): Likewise.
19893 (return_internal): Set atom_unit.
19894 (return_internal_long): Likewise.
19895 (return_pop_internal): Likewise.
19896 (*rcpsf2_sse): Set atom_sse_attr attr.
19897 (*qrt<mode>2_sse): Likewise.
19898 (*prefetch_sse): Likewise.
19900 * config/i386/i386-c.c (ix86_target_macros_internal): New case
19902 (ix86_target_macros_internal): Likewise.
19904 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
19905 (*prefetch_sse_rex): Likewise.
19906 (sse_rcpv4sf2): Likewise.
19907 (sse_vmrcpv4sf2): Likewise.
19908 (sse_sqrtv4sf2): Likewise.
19909 (<sse>_vmsqrt<mode>2): Likewise.
19910 (sse_ldmxcsr): Likewise.
19911 (sse_stmxcsr): Likewise.
19912 (*sse_sfence): Likewise.
19913 (sse2_clflush): Likewise.
19914 (*sse2_mfence): Likewise.
19915 (*sse2_lfence): Likewise.
19916 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
19917 (<sse>_movup<ssemodesuffixf2c>): Likewise.
19918 (avx_movdqu<avxmodesuffix>): Likewise.
19919 (avx_lddqu<avxmodesuffix>): Likewise.
19920 (sse2_movntv2di): Change attr "type" to "ssemov".
19921 (sse2_movntsi): Likewise.
19922 (rsqrtv8sf2): Change attr "type" to "sseadd".
19923 (sse3_addsubv2df3): Set attr "atom_unit".
19924 (sse3_h<plusminus_insn>v4sf3): Likewise.
19925 (*sse2_pmaddwd): Likewise.
19926 (*vec_extractv2di_1_rex64): Likewise.
19927 (*vec_extractv2di_1_avx): Likewise.
19928 (sse2_psadbw): Likewise.
19929 (ssse3_phaddwv8hi3): Likewise.
19930 (ssse3_phaddwv4hi3): Likewise.
19931 (ssse3_phadddv4si3): Likewise.
19932 (ssse3_phadddv2si3): Likewise.
19933 (ssse3_phaddswv8hi3): Likewise.
19934 (ssse3_phaddswv4hi3): Likewise.
19935 (ssse3_phsubwv8hi3): Likewise.
19936 (ssse3_phsubwv4hi3): Likewise.
19937 (ssse3_phsubdv4si3): Likewise.
19938 (ssse3_phsubdv2si3): Likewise.
19939 (ssse3_phsubswv8hi3): Likewise.
19940 (ssse3_phsubswv4hi3): Likewise.
19941 (ssse3_pmaddubsw128): Likewise.
19942 (sse3_pmaddubsw: Likewise.
19943 (ssse3_palignrti): Likewise.
19944 (ssse3_palignrdi): Likewise.
19946 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
19948 * doc/install.texi (Specific): Fix two cross-references to MinGW.
19950 2009-04-06 Richard Guenther <rguenther@suse.de>
19952 PR tree-optimization/28868
19953 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
19954 of which PHI results we inserted.
19955 (insert_into_preds_of_block): Record inserted PHIs.
19956 (eliminate): Eliminate redundant PHI nodes.
19957 (init_pre): Init inserted_phi_names.
19959 2009-04-06 Richard Guenther <rguenther@suse.de>
19961 PR tree-optimization/39643
19962 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
19963 IMAGPART_EXPRs of complex constants.
19964 (execute_fold_all_builtins): If we folded a call queue
19965 TODO_update_address_taken.
19967 2009-04-06 Jan Hubicka <jh@suse.cz>
19969 PR middle-end/39659
19970 * except.c (remove_unreachable_regions): Propagate may_contain_throw
19973 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
19975 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
19977 (ic_invalidate_array): Likewise.
19979 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
19981 * calls.c (emit_library_call_value_1): Fix a problem with parameter
19982 alignment for library calls.
19984 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
19986 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
19987 (mingw32 tm clause use_gcc_stdint): Set to wrap.
19988 * config/i386/mingw-stdint.h: New file.
19990 2009-04-05 Richard Guenther <rguenther@suse.de>
19992 PR tree-optimization/39648
19993 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
19994 our &A vs. &A[0] IL deficiencies.
19996 2009-04-04 Jan Hubicka <jh@suse.cz>
19998 * except.c (sjlj_find_directly_reachable_regions): Be ready for
19999 removed toplevel regions.
20000 (sjlj_mark_call_sites): Likewise.
20002 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20004 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20005 (cygwin tm clause use_gcc_stdint): Set to wrap.
20006 * config/i386/cygwin-stdint.h: New file.
20008 2009-04-04 Richard Guenther <rguenther@suse.de>
20010 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20011 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20012 single-argument PHIs if we are in loop-closed SSA form.
20013 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20014 for the pre-condition.
20015 (slpeel_tree_peel_loop_to_edge): Likewise.
20016 (vect_build_loop_niters): Take an optional sequence to append stmts.
20017 (vect_generate_tmps_on_preheader): Likewise.
20018 (vect_do_peeling_for_loop_bound): Take extra guards for the
20020 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20021 the cost model check.
20022 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20023 guards if we are going to peel. Do not apply versioning in that case.
20024 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20025 (vect_do_peeling_for_loop_bound): Likewise.
20026 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20027 loop bound only record extra pre-conditions, do not apply loop
20030 2009-04-04 Richard Guenther <rguenther@suse.de>
20032 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20035 2009-04-04 Jan Hubicka <jh@suse.cz>
20037 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20038 last_basic_block for size of bb->index indexed array.
20039 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20040 compute_out, link_btr_uses, build_btr_def_use_webs,
20041 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20043 2009-04-04 Jan Hubicka <jh@suse.cz>
20045 * except.c (remove_eh_handler_and_replace): Break out from ...
20046 (remove_eh_handler): ... here.
20047 (bring_to_root): New function.
20048 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20049 handled ones, bring others to root of tree.
20051 2009-04-04 Jan Hubicka <jh@suse.cz>
20053 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20054 (all_phis_safe_to_merge): New function.
20055 (update_info): New structure.
20056 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20057 (cleanup_empty_eh): Update SSA if possible.
20059 2009-04-04 Richard Guenther <rguenther@suse.de>
20061 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20062 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20063 (append_vuse): Likewise.
20065 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20067 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20068 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20069 instead of REG_UNSAVED for DW_CFA_undefined.
20070 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20071 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20074 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20077 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20078 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20079 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20081 2009-04-04 Richard Guenther <rguenther@suse.de>
20083 PR tree-optimization/8781
20084 PR tree-optimization/37892
20085 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20086 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20087 (valueize_refs): Call it for *& valueizations.
20088 (shared_reference_ops_from_ref): Rename to ...
20089 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20090 (shared_reference_ops_from_call): Rename to ...
20091 (valueize_shared_reference_ops_from_call): ... this and valueize.
20092 (vn_reference_lookup): Update.
20093 (visit_reference_op_call): Likewise.
20094 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20095 (eliminate): Value-replace the call address in call statements.
20097 2009-04-04 Richard Guenther <rguenther@suse.de>
20099 PR tree-optimization/39636
20100 * tree-ssa-forwprop.c
20101 (forward_propagate_addr_into_variable_array_index): Check for
20102 GIMPLE_ASSIGN before accessing the rhs code.
20104 2009-04-03 Jason Merrill <jason@redhat.com>
20106 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20108 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20110 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20111 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20112 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20113 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20114 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20115 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20116 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20117 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20118 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20119 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20120 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20121 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20122 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20123 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20124 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20125 Use fr_reg_or_fp01_operand instead of fr_register_operand
20127 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20128 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20129 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20131 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20133 PR rtl-optimization/39607
20134 PR rtl-optimization/39631
20138 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20139 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20140 instead of DF_LR_OUT.
20141 * ira-lives.c (process_bb_node_lives): Ditto.
20142 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20143 instead of DF_LR_{OUT,IN}.
20144 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20145 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20147 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20149 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20150 (execute_lower_omp): Always run but take the short way out if -fopenmp
20152 (gate_lower_omp): Remove, forcing the pass manager to always run the
20153 pass and always set PROP_gimple_lomp.
20154 (pass_lower_omp): Remove gate function.
20155 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20156 PROP_trees. Instead, require it.
20157 * ipa-cp.c (pass_ipa_cp): Likewise.
20158 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20159 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20160 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20161 and PROP_gimple_leh.
20163 2009-04-03 Richard Guenther <rguenther@suse.de>
20165 PR middle-end/13146
20166 PR tree-optimization/23940
20167 PR tree-optimization/33237
20168 PR middle-end/33974
20169 PR middle-end/34093
20170 PR tree-optimization/36201
20171 PR tree-optimization/36230
20172 PR tree-optimization/38049
20173 PR tree-optimization/38207
20174 PR tree-optimization/38230
20175 PR tree-optimization/38301
20176 PR tree-optimization/38585
20177 PR middle-end/38895
20178 PR tree-optimization/38985
20179 PR tree-optimization/39299
20180 * tree-ssa-structalias.h: Remove.
20181 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20182 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20183 (struct vuse_element_d): Remove.
20184 (struct vuse_vec_d): Likewise.
20185 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20186 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20187 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20188 VUSE_ELEMENT_VAR): Likewise.
20189 (struct voptype_d): Likewise.
20190 (NUM_VOP_FREE_BUCKETS): Likewise.
20191 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20192 (struct stmt_operands_d): Remove.
20193 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20194 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20195 VDEF_NUM, VDEF_VECT): Likewise.
20196 (copy_virtual_operands): Remove.
20197 (operand_build_cmp): Likewise.
20198 (create_ssa_artificial_load_stmt): Likewise.
20199 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20200 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20201 vuse_index and mayuse_index members. Pack and move done and iter_type
20202 members to the front.
20203 (SSA_OP_VMAYUSE): Remove.
20204 (SSA_OP_VIRTUAL_USES): Adjust.
20205 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20206 (unlink_stmt_vdef): Declare.
20207 (add_to_addressable_set): Remove.
20208 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20209 (vrp_visit_stmt): Likewise.
20210 * doc/tree-ssa.texi (Alias analysis): Update.
20211 * doc/invoke.texi (max-aliased-vops): Remove docs.
20212 (avg-aliased-vops): Likewise.
20213 * tree-into-ssa.c (syms_to_rename): Remove.
20214 (need_to_update_vops_p): Likewise.
20215 (need_to_initialize_update_ssa_p): Rename to ...
20216 (update_ssa_initialized_fn): ... this. Track function we are
20218 (symbol_marked_for_renaming): Simplify.
20219 (add_new_name_mapping): Do not set need_to_update_vops_p.
20220 (dump_currdefs): Use SYMS_TO_RENAME.
20221 (rewrite_update_stmt): Always walk all uses/defs.
20222 (dump_update_ssa): Adjust.
20223 (init_update_ssa): Take function argument. Track what we are
20225 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20226 (create_new_def_for): Initialize for cfun, assert we are initialized
20228 (mark_sym_for_renaming): Simplify.
20229 (mark_set_for_renaming): Do not initialize update-ssa.
20230 (need_ssa_update_p): Simplify. Take function argument.
20231 (name_mappings_registered_p): Assert we ask for the correct function.
20232 (name_registered_for_update_p): Likewise.
20233 (ssa_names_to_replace): Likewise.
20234 (release_ssa_name_after_update_ssa): Likewise.
20235 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20236 (dump_decl_set): Do not print a newline.
20237 (debug_decl_set): Do it here.
20238 (dump_update_ssa): And here.
20239 * tree-ssa-loop-im.c (move_computations): Adjust.
20240 (movement_possibility): Likewise.
20241 (determine_max_movement): Likewise.
20242 (gather_mem_refs_stmt): Likewise.
20243 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20244 or NAME_MEMORY_TAG.
20245 * tree-complex.c (update_all_vops): Remove.
20246 (expand_complex_move): Adjust.
20247 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20248 Simplify test for memory referencing statement. Exclude
20249 non-invariant ADDR_EXPRs.
20250 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20251 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20252 (rdg_flag_uses): Likewise.
20253 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20255 (tree_optimize_tail_calls_1): Also split the
20256 edge from the entry block if we have degenerate PHI nodes in
20257 the first basic block.
20258 * tree.c (init_ttree): Remove memory-tag related code.
20259 (tree_code_size): Likewise.
20260 (tree_node_structure): Likewise.
20261 (build7_stat): Re-write to be build6_stat.
20262 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20263 (SSA_VAR_P): Adjust.
20264 (struct tree_memory_tag): Remove.
20265 (struct tree_memory_partition_tag): Likewise.
20266 (union tree_node): Adjust.
20267 (build7): Re-write to be build6.
20268 * tree-pass.h (pass_reset_cc_flags): Remove.
20269 (TODO_update_address_taken): New flag.
20270 (pass_simple_dse): Remove.
20271 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20272 * params.h (MAX_ALIASED_VOPS): Remove.
20273 (AVG_ALIASED_VOPS): Likewise.
20274 * omp-low.c (expand_omp_taskreg): Update SSA form.
20275 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20276 aliases the lhs in a copy stmt.
20277 * tree-ssa-dse.c (struct address_walk_data): Remove.
20278 (memory_ssa_name_same): Likewise.
20279 (memory_address_same): Likewise.
20280 (get_kill_of_stmt_lhs): Likewise.
20281 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20282 unused stores. Look through PHI nodes into post-dominated regions.
20283 (dse_optimize_stmt): Simplify. Properly remove stores.
20284 (tree_ssa_dse): Compute dominators.
20285 (execute_simple_dse): Remove.
20286 (pass_simple_dse): Likewise.
20287 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20288 gimple_loaded_syms and gimple_stored_syms computation.
20289 * toplev.c (dump_memory_report): Dump alias and pta stats.
20290 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20291 (vn_reference_eq): Likewise.
20292 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20293 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20294 valueize_vuses): Remove.
20295 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20296 (get_def_ref_stmt_vuse): ... this.
20297 (vn_reference_lookup_2): New function.
20298 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20299 walking equivalent vuses. Simplify.
20300 (vn_reference_lookup): Likewise.
20301 (vn_reference_insert): Likewise.
20302 (vn_reference_insert_pieces): Likewise.
20303 (visit_reference_op_call): Simplify.
20304 (visit_reference_op_load): Likewise.
20305 (visit_reference_op_store): Likewise.
20306 (init_scc_vn): Remove shared_lookup_vuses initialization.
20307 (free_scc_vn): Remove shared_lookup_vuses freeing.
20308 (sort_vuses, sort_vuses_heap): Remove.
20309 (get_ref_from_reference_ops): Export.
20310 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20311 vector with single vuse pointer.
20312 (vn_reference_lookup_pieces, vn_reference_lookup,
20313 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20314 (shared_vuses_from_stmt): Remove.
20315 (get_ref_from_reference_ops): Declare.
20316 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20317 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20318 memory-tag related code.
20319 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20320 (likely_value): Add comment, skip static-chain of call statements.
20321 (surely_varying_stmt_p): Adjust.
20322 (gimplify_and_update_call_from_tree): Likewise.
20323 (execute_fold_all_builtins): Do not rebuild alias info.
20324 (gimplify_and_update_call_from_tree): Properly update VOPs.
20325 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20326 (copy_ref_info): Remove memory-tag related code.
20327 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20328 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20329 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20331 * tree-ssa-dom.c (gimple_p): Remove typedef.
20332 (eliminate_redundant_computations): Adjust.
20333 (record_equivalences_from_stmt): Likewise.
20334 (avail_expr_hash): Likewise.
20335 (avail_expr_eq): Likewise.
20336 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20337 (stmt_makes_single_load): Likewise.
20338 (stmt_makes_single_store): Likewise.
20339 * tree-ssa-alias.c: Rewrite completely.
20340 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20341 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20342 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20343 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20344 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20345 Remove public functions.
20346 (pass_reset_cc_flags): Remove.
20347 (pass_build_alias): Move ...
20348 * tree-ssa-structalias.c (pass_build_alias): ... here.
20349 * tree-ssa-alias.c (may_be_aliased): Move ...
20350 * tree-flow-inline.h (may_be_aliased): ... here.
20351 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20352 count_uses_and_derefs): Move ...
20353 * gimple.c: ... here.
20354 * gimple.h (count_uses_and_derefs): Declare.
20355 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20356 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20357 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20358 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20359 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20360 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20361 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20363 * tree-dfa.c (refs_may_alias_p): Move ...
20364 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20365 * tree-ssa-alias.h: New file.
20366 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20367 (statement_sink_location): Likewise.
20368 * opts.c (decode_options): Do not adjust max-aliased-vops or
20369 avg-aliased-vops values.
20370 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20371 (TV_CALL_CLOBBER): Likewise.
20372 (TV_FLOW_SENSITIVE): Likewise.
20373 (TV_FLOW_INSENSITIVE): Likewise.
20374 (TV_MEMORY_PARTITIONING): Likewise.
20375 (TV_ALIAS_STMT_WALK): New timevar.
20376 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20377 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20378 (get_address_description): Remove memory-tag related code.
20379 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20380 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20381 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20382 and immediate uses in statements. Document.
20383 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20384 (dump_symbols): Remove.
20385 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20386 * alias.c (get_deref_alias_set): New function split out from ...
20387 (get_alias_set): ... here.
20388 * alias.h (get_deref_alias_set): Declare.
20389 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20390 type parameter. Remove restrict pointer handling. Create a
20391 ref-all pointer in case type-based alias sets do not conflict.
20392 (vect_analyze_data_refs): Remove SMT related code.
20393 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20394 (vectorizable_load): Likewise.
20395 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20396 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20397 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20398 Ignore vops and SMTs.
20399 (dr_analyze_alias): Likewise..
20400 (free_data_ref): Likewise.
20401 (create_data_ref): Likewise.
20402 (analyze_all_data_dependences): Likewise.
20403 (get_references_in_stmt): Adjust.
20404 * tree-flow-inline.h (gimple_aliases_computed_p,
20405 gimple_addressable_vars, gimple_call_clobbered_vars,
20406 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20407 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20408 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20409 gimple_mem_ref_stats): Remove.
20410 (gimple_vop): New function.
20411 (op_iter_next_use): Remove vuses and mayuses cases.
20412 (op_iter_next_def): Remove vdefs case.
20413 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
20414 (clear_and_done_ssa_iter): Do not set removed fields.
20415 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
20416 Assert we are not iterating over vuses or vdefs if not also
20417 iterating over uses or defs.
20418 (op_iter_init_use): Likewise.
20419 (op_iter_init_def): Likewise.
20420 (op_iter_next_vdef): Remove.
20421 (op_iter_next_mustdef): Likewise.
20422 (op_iter_init_vdef): Likewise.
20423 (compare_ssa_operands_equal): Likewise.
20424 (link_use_stmts_after): Handle vuse operand.
20425 (is_call_used): Use is_call_clobbered.
20426 (is_call_clobbered): Global variables are always call clobbered,
20427 query the call-clobbers bitmap.
20428 (mark_call_clobbered): Ignore global variables.
20429 (clear_call_clobbered): Likewise.
20430 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
20431 virtual operands sanity check.
20432 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
20434 (TARGET_MEM_REF): Remove TMR_TAG operand.
20435 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
20436 Remove call-clobber related code.
20437 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
20438 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
20439 partitions or escape reason.
20440 (get_single_def_stmt, get_single_def_stmt_from_phi,
20441 get_single_def_stmt_with_phi): Remove.
20442 (dump_referenced_vars): Tidy.
20443 (get_ref_base_and_extent): Allow bare decls.
20444 (collect_dfa_stats): Adjust.
20445 * graphite.c (rename_variables_in_stmt): Adjust.
20446 (graphite_copy_stmts_from_block): Likewise.
20447 (translate_clast): Likewise.
20448 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
20450 (translate_vuse_through_block): Use the oracle.
20451 (phi_translate_1): Adjust.
20452 (value_dies_in_block_x): Use the oracle. Cache the outcome
20454 (valid_in_sets): Check if the VUSE for
20455 a REFERENCE is available.
20456 (eliminate): Do not remove stmts during elimination,
20457 instead queue and remove them afterwards.
20458 (do_pre): Do not rebuild alias info.
20459 (pass_pre): Run TODO_rebuild_alias before PRE.
20460 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
20461 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
20462 (mark_all_v_defs_stmt): Remove.
20463 (mark_all_v_defs_seq): Adjust.
20464 (sra_replace): Likewise.
20465 (scalarize_use): Likewise.
20466 (scalarize_copy): Likewise.
20467 (scalarize_init): Likewise.
20468 (scalarize_ldst): Likewise.
20469 (todoflags): Remove.
20470 (tree_sra): Do not rebuild alias info.
20471 (tree_sra_early): Adjust.
20472 (pass_sra): Run TODO_update_address_taken before SRA.
20473 * tree-predcom.c (set_alias_info): Remove.
20474 (prepare_initializers_chain): Do not call it.
20475 (mark_virtual_ops_for_renaming): Adjust.
20476 (mark_virtual_ops_for_renaming_list): Remove.
20477 (initialize_root_vars): Adjust.
20478 (initialize_root_vars_lm): Likewise.
20479 (prepare_initializers_chain): Likewise.
20480 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
20481 (may_propagate_copy_into_stmt): Likewise.
20482 (merge_alias_info): Do nothing for now.
20483 (propagate_tree_value_into_stmt): Adjust.
20484 (stmt_may_generate_copy): Likewise.
20485 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
20486 not mark symbols for renaming.
20487 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
20488 with the same statement, make sure to update the new pointed-to one.
20489 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
20490 call statements, do not mark symbols for renaming.
20491 (mark_operand_necessary): Dump something.
20492 (ref_may_be_aliased): New function.
20493 (mark_aliased_reaching_defs_necessary_1): New helper function.
20494 (mark_aliased_reaching_defs_necessary): Likewise.
20495 (mark_all_reaching_defs_necessary_1): Likewise.
20496 (mark_all_reaching_defs_necessary): Likewise.
20497 (propagate_necessity): Do not process virtual PHIs. For
20498 non-aliased loads mark all reaching definitions as necessary.
20499 For aliased loads and stores mark the immediate dominating
20500 aliased clobbers as necessary.
20501 (visited): New global static.
20502 (perform_tree_ssa_dce): Free visited bitmap after propagating
20504 (remove_dead_phis): Perform simple dead virtual PHI removal.
20505 (remove_dead_stmt): Properly unlink virtual operands when
20507 (eliminate_unnecessary_stmts): Schedule PHI removal after
20509 * tree-ssa-ter.c (is_replaceable_p): Adjust.
20510 (process_replaceable): Likewise.
20511 (find_replaceable_in_bb): Likewise.
20512 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
20513 based on the single gimple vop.
20514 (verify_flow_insensitive_alias_info): Remove.
20515 (verify_flow_sensitive_alias_info): Likewise.
20516 (verify_call_clobbering): Likewise.
20517 (verify_memory_partitions): Likewise.
20518 (verify_alias_info): Likewise.
20519 (verify_ssa): Adjust..
20520 (execute_update_addresses_taken): Export. Update SSA
20521 manually. Optimize only when optimizing. Use a local bitmap.
20522 (pass_update_address_taken): Remove TODO_update_ssa, add
20524 (pass_update_address_taken): Just use TODO_update_address_taken.
20525 (init_tree_ssa): Do not initialize addressable_vars.
20526 (verify_ssa): Verify new VUSE / VDEF properties.
20527 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
20528 Do not call verify_alias_info.
20529 (delete_tree_ssa): Clear the VUSE, VDEF operands.
20530 Do not free the loaded and stored syms bitmaps. Reset the escaped
20531 and callused solutions. Do not free addressable_vars.
20532 Remove memory-tag related code.
20533 (warn_uninitialized_var): Aliases are always available.
20534 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
20535 * lambda-code.c (can_put_in_inner_loop): Adjust.
20536 (can_put_after_inner_loop): Likewise.
20537 (perfect_nestify): Likewise.
20538 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
20539 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
20540 (vectorizable_conversion): Do not mark symbols for renaming.
20541 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
20542 (expand_call_inline): Unlink the calls virtual operands before
20544 (tree_function_versioning): Do not call update_ssa if we are not
20545 updating clones. Simplify.
20546 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
20547 (propagate_with_phi): Likewise..
20548 * tree-outof-ssa.c (create_temp): Remove memory tag and call
20549 clobber code. Assert we are not aliased or global.
20550 * tree-flow.h: Include tree-ssa-alias.h
20551 (enum escape_type): Remove.
20552 (struct mem_sym_stats_d): Likewise.
20553 (struct mem_ref_stats_d): Likewise.
20554 (struct gimple_df): Add vop member. Remove global_var,
20555 call_clobbered_vars, call_used_vars, addressable_vars,
20556 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
20557 escaped and callused members.
20558 (struct ptr_info_def): Remove all members, add points-to solution
20560 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
20561 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
20562 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
20563 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
20564 (tree-ssa-alias.o): Likewise.
20565 (toplev.o): Add tree-ssa-alias.h
20566 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
20567 * gimple.c (gimple_set_bb): Fix off-by-one error.
20568 (is_gimple_reg): Do not handle memory tags.
20569 (gimple_copy): Also copy virtual operands.
20570 Delay updating the statement. Do not reset loaded and stored syms.
20571 (gimple_set_stored_syms): Remove.
20572 (gimple_set_loaded_syms): Likewise.
20573 (gimple_call_copy_skip_args): Copy the virtual operands
20574 and mark the new statement modified.
20575 * tree-ssa-structalias.c (may_alias_p): Remove.
20576 (set_uids_in_ptset): Take the alias set to prune with as
20577 parameter. Fold in the alias test of may_alias_p.
20578 (compute_points_to_sets): Compute whether a ptr is dereferenced
20579 in a local sbitmap.
20580 (process_constraint): Deal with &ANYTHING on the lhs, reject all
20581 other ADDRESSOF constraints on the lhs.
20582 (get_constraint_for_component_ref): Assert that we don't get
20583 ADDRESSOF constraints from the base of the reference.
20584 Properly generate UNKNOWN_OFFSET for DEREF if needed.
20585 (struct variable_info): Remove collapsed_to member.
20586 (get_varinfo_fc): Remove.
20587 (new_var_info): Do not set collapsed_to.
20588 (dump_constraint): Do not follow cycles.
20589 (dump_constraint_graph): Likewise.
20590 (build_pred_graph): Likewise.
20591 (build_succ_graph): Likewise.
20592 (rewrite_constraints): Likewise.
20593 (do_simple_structure_copy): Remove.
20594 (do_rhs_deref_structure_copy): Remove.
20595 (do_lhs_deref_structure_copy): Remove.
20596 (collapse_rest_of_var): Remove.
20597 (do_structure_copy): Re-implement.
20598 (pta_stats): New global variable.
20599 (dump_pta_stats): New function.
20600 (struct constraint_expr): Make offset signed.
20601 (UNKNOWN_OFFSET): Define special value.
20602 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
20603 (solution_set_expand): New helper function split out from ...
20604 (do_sd_constraint): ... here.
20605 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
20606 (do_ds_constraint): Likewise.
20607 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
20608 and CALLUSED = *CALLUSED.
20609 (set_union_with_increment): Make inc argument signed.
20610 (type_safe): Remove.
20611 (get_constraint_for_ptr_offset): Handle unknown and negative
20613 (first_vi_for_offset): Handle offsets before start. Bail
20614 out early for offsets beyond the variable extent.
20615 (first_or_preceding_vi_for_offset): New function.
20616 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
20617 Together with ESCAPED = *ESCAPED this properly computes reachability.
20618 (find_what_var_points_to): New function.
20619 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
20620 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
20621 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
20622 pt_solutions_intersect): New functions.
20623 (compute_call_used_vars): Remove.
20624 (compute_may_aliases): New main entry into PTA computation.
20625 * gimple.h (gimple_p): New typedef.
20626 (struct gimple_statement_base): Remove references_memory_p.
20627 (struct gimple_statement_with_memory_ops_base): Remove
20628 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
20630 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
20631 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
20632 gimple_set_references_memory): Remove.
20633 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
20634 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
20636 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
20637 (verify_expr): Allow RESULT_DECL.
20638 (gimple_duplicate_bb): Do not copy virtual operands.
20639 (gimple_duplicate_sese_region): Adjust.
20640 (gimple_duplicate_sese_tail): Likewise.
20641 (mark_virtual_ops_in_region): Remove.
20642 (move_sese_region_to_fn): Do not call it.
20643 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
20644 and pass_simple_dse.
20645 (execute_function_todo): Handle TODO_update_address_taken,
20646 call execute_update_addresses_taken for TODO_rebuild_alias.
20647 (execute_todo): Adjust.
20648 (execute_one_pass): Init dump files early.
20649 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
20651 (create_general_new_stmt): Clear vops.
20652 * tree-ssa-reassoc.c (get_rank): Adjust.
20653 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
20654 symbols for renaming.
20655 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
20656 (PARAM_AVG_ALIASED_VOPS): Likewise.
20657 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
20658 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
20659 * tree-ssa-operands.c: Simplify for new virtual operand representation.
20660 (operand_build_cmp, copy_virtual_operands,
20661 create_ssa_artificial_load_stmt, add_to_addressable_set,
20662 gimple_add_to_addresses_taken): Remove public functions.
20663 (unlink_stmt_vdef): New function.
20665 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20667 * config.gcc (powerpc-*-linux*): Merge variants.
20669 2009-04-02 Chao-ying Fu <fu@mips.com>
20670 James Grosbach <james.grosbach@microchip.com>
20672 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
20673 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
20675 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
20676 keep_interrupts_masked_p, use_debug_exception_return_p.
20677 (mips_attribute_table): Add interrupt, use_shadow_register_set,
20678 keep_interrupts_masked, use_debug_exception_return.
20679 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
20680 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
20682 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
20683 (mips_print_operand): Process COP0 registers to print $0 .. $31
20684 correctly for GAS to process.
20685 (mips_interrupt_extra_call_saved_reg_p): New function.
20686 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
20688 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
20689 (mips_compute_frame_info): Add supports for interrupt context that
20690 includes doubleword accumulators and COP0 registers.
20691 (mips_for_each_saved_acc): New function.
20692 (mips_for_each_saved_gpr_and_fpr): Change the function name from
20693 mips_for_each_saved_reg.
20694 (mips_save_reg): Save accumulators.
20695 (mips_kernel_reg_p): A new for_each_rtx callback.
20696 (mips_expand_prologue): Support interrupt handlers.
20697 (mips_restore_reg): Restore accumulators.
20698 (mips_expand_epilogue): Support interrupt handlers.
20699 (mips_can_use_return_insn): Return false for interrupt handlers.
20700 (mips_epilogue_uses): New function.
20701 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
20702 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
20703 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
20704 cop0_move): New instructions.
20705 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
20706 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
20708 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
20710 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
20711 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
20712 interrupt handlers, we use K0 as the temporary register.
20713 (EPILOGUE_USES): Change to a function call.
20714 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
20715 handlers, we use K0 as the temporary register.
20717 * doc/extend.texi (Function Attributes): Document interrupt,
20718 use_shadow_register_set, keep_interrupts_masked,
20719 use_debug_exception_return for MIPS attributes.
20721 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20723 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
20724 Remove a number of t-files from tmake_file.
20725 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
20726 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
20727 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
20728 target_prototype, not TARGET_PROTOTYPE.
20729 (LINK_OS_GNU_SPEC): Define.
20730 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
20731 and darwin-ldoubdle.c.
20733 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20736 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
20737 (cpp_options): Ditto.
20738 (default_compilers): Ditto.
20739 (display_help): Ditto.
20740 (process_command): Ditto.
20741 (do_spec_1): Ditto.
20742 (set_input): Use lbasename instead of duplicate code.
20743 (save_temps_prefix): New static for -save-temps=obj.
20744 (save_temps_length): Ditto.
20746 * doc/invoke.texi (-save-temps=obj): Document new variant to
20747 -save-temps switch.
20749 2009-04-02 Jeff Law <law@redhat.com>
20751 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
20754 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20756 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
20757 * configure: Regenerated.
20759 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20761 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
20762 share the argument list.
20764 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20768 2009-02-12 Diego Novillo <dnovillo@google.com>
20770 * varpool.c (debug_varpool): New.
20771 * cgraph.h (debug_varpool): Declare.
20773 2009-04-02 Jan Hubicka <jh@suse.cz>
20775 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
20778 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20780 * config/i386/i386.c (ix86_abi): Move initialization to ...
20781 (override_options): Here.
20783 2009-04-02 Christian Bruel <christian.bruel@st.com>
20785 * config/sh/sh.c (sh_dwarf_register_span): New function.
20786 (TARGET_DWARF_REGISTER_SPAN): Define.
20787 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
20789 2009-04-02 Ira Rosen <irar@il.ibm.com>
20791 PR tree-optimization/39595
20792 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
20793 interleaved loads group is not greater than the SLP group size.
20795 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20797 * builtins.c (is_builtin_name): New.
20798 (called_as_built_in): Use is_builtin_name.
20799 * tree.h (is_builtin_name): New.
20800 * varasm.c (incorporeal_function_p): Use is_builtin_name
20802 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
20804 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
20806 2009-04-02 Dodji Seketeli <dodji@redhat.com>
20809 * c-decl.c (clone_underlying_type): Move this ...
20810 * c-common.c (set_underlying_type): ... here.
20811 Also, make sure the function properly sets TYPE_STUB_DECL() on
20812 the newly created typedef variant type.
20813 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
20814 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
20817 2009-04-02 Richard Guenther <rguenther@suse.de>
20819 PR tree-optimization/37221
20820 * tree-flow.h (degenerate_phi_result): Declare.
20821 * tree-ssa-dom.c (degenerate_phi_result): Export.
20822 * tree-scalar-evolution.c (analyze_initial_condition): If
20823 the initial condition is defined by a degenerate PHI node
20824 use the degenerate value.
20826 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
20828 PR rtl-optimization/39588
20829 * combine.c (merge_outer_ops): Do not set the constant when this
20831 (simplify_shift_const_1): Do not modify it either in this case.
20833 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
20835 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
20836 tuning is deprecated if -mtune value is set to an Itanium1 variant.
20838 2009-04-01 Janis Johnson <janis187@us.ibm.com>
20841 * c-lex.c (interpret_float): Default (no suffix) is double.
20843 2009-04-1 Xinliang David Li <davidxl@google.com>
20845 * config/i386/i386.c (legitimate_constant_p): Recognize
20846 all one vector constant.
20848 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20850 * config/vax/vax.c: Add #includes to silence warnings.
20851 Change #include order to silence two warnings.
20853 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20855 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
20856 (ASM_SPEC): Pass -k to the assembler for PIC code.
20858 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20860 * config.gcc: Add vax-*-linux* to the switch.
20861 * config/vax/linux.h: New file. (TARGET_VERSION,
20862 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
20864 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20866 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
20867 Use predicate macros instead of GET_CODE() == foo.
20868 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
20869 ashlsi3, rotrsi3, <unnamed>): Likewise.
20871 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20873 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
20874 jbbccihi, jbbccisi): Remova trailing whitespace.
20875 * config/vax/constraints.md: Likewise.
20876 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20877 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
20878 * config/vax/predicates.md: Likewise.
20879 * config/vax/vax.c (print_operand_address, vax_output_int_move,
20880 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
20881 * config/vax/vax.h: Likewise.
20882 * config/vax/vax.md (nonlocal_goto): Likewise.
20884 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20886 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
20887 (indirectable_address_p, adjacent_operands_p): Add spaces around
20889 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
20891 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20893 * config/vax/vax.c (legitimate_constant_address_p,
20894 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
20895 index_term_p, reg_plus_index_p, legitimate_address_p,
20896 vax_mode_dependent_address_p): Update comments to match functions
20897 modified by the recent int->bool conversion.
20899 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20901 * config/vax/builtins.md: Update copyright message.
20902 * config/vax/constraints.md: Likewise.
20903 * config/vax/netbsd-elf.h: Likewise.
20904 * config/vax/predicates.md: Likewise.
20905 * config/vax/vax-protos.h: Likewise.
20906 * config/vax/vax.c: Likewise.
20907 * config/vax/vax.h: Likewise.
20908 * config/vax/vax.md: Likewise.
20909 * config/vax/vax.opt: Likewise.
20911 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20913 * config/vax/builtins.md (ffssi2, ffssi2_internal,
20914 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
20915 * config/vax/constraints.md (B, R): Likewise.
20916 * config/vax/predicates.md (external_memory_operand,
20917 nonimmediate_addsub_di_operand): Likewise.
20918 * config/vax/vax.c (vax_output_int_add): Likewise.
20919 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
20920 untyped_call): Likewise.
20922 2009-04-01 Matt Thomas <matt@3am-software.com>
20924 * config/vax/predicates.md: New file.
20925 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
20926 external_const_operand, nonsymbolic_operand, external_memory_operand,
20927 indirect_memory_operand, indexed_memory_operand,
20928 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
20929 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
20931 * config/vax/constraints.md: New file.
20932 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
20934 * config/vax/builtins.md: New file.
20935 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
20936 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
20938 * config/vax/vax.opt (mqmath): Add option.
20939 * config/vax/vax.md (isfx): Extend with DI.
20940 (VAXintQH, VAXintQHSD): Define.
20941 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
20942 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
20943 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
20944 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
20945 (movdi): Update constraints and use vax_output_int_move().
20946 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
20947 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
20948 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
20949 nonlocal_goto): New.
20950 (mov<mode>): Extend accepted operand types.
20951 (subdi3_old): Rename from subdi3, change update constraints and use
20952 a new implementation.
20953 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
20954 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
20955 MOVE_RATIO, CLEAR_RATIO): Define.
20956 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
20957 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
20958 (PRINT_OPERAND): Redefine using a function instead of inlined code.
20959 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
20960 (split_quadword_operands): Make static and really allow variable
20962 (print_operand_address): Update for PIC generation.
20963 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
20964 indexable_address_p, fixup_mathdi_operand,
20965 vax_expand_addsub_di_operands, adjacent_operands_p): New.
20966 (vax_float_literal, legitimate_constant_p,
20967 indirectable_constant_address_p, index_term_p,
20968 reg_plus_index_p): Return bool instead of int.
20969 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
20971 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
20973 (vax_output_conditional_branch): Indent.
20974 (legitimate_constant_address_p, indirectable_constant_address_p,
20975 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
20976 vax_mode_dependent_address_p): Return bool instead of int, update for
20978 * config/vax/vax-protos.h (legitimate_constant_address_p,
20979 legitimate_constant_p, legitimate_address_p,
20980 vax_mode_dependent_address_p): Change declaration to bool.
20981 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
20982 vax_expand_addsub_di_operands, vax_output_int_subtract,
20983 vax_output_movmemsi): Declare.
20984 (split_quadword_operands, vax_float_literal): Delete declaration.
20985 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
20986 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
20987 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
20988 ASM_OUTPUT_DWARF_PCREL): Define.
20989 (ASM_SPEC): Change definition to allow PIC generation.
20991 2009-04-01 Steve Ellcey <sje@cup.hp.com>
20993 * doc/sourcebuild.texi: Update front-end requirements.
20995 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20998 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
20999 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21000 (booldi3_internal3): Use boolean_or_operator instead of
21003 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21006 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21007 declarator whose size is not an integer constant expression but
21008 folds to an integer constant, then treat it as a constant
21011 2009-04-01 Richard Guenther <rguenther@suse.de>
21013 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21014 i * 4 + 2 to (i * 2 + 1) * 2.
21016 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21019 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21020 return if c_parser_asm_string_literal returned NULL.
21022 2009-04-01 Nick Clifton <nickc@redhat.com>
21024 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21026 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21027 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21028 other typedefs to avoid conflicts with libgcc2.c. Define labels
21029 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21031 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21032 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21035 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21037 * varasm.c (default_function_rodata_section): Declare DOT as
21040 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21041 Andrey Galkin <agalkin@hypercom.com>
21044 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21045 Make object_name unique for each process.
21047 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21050 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21051 addressable variables in the parallel that could go out of scope while
21052 running queued tasks.
21054 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21056 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21057 (CASE_VALUES_THRESHOLD): Redefine.
21058 * config/avr/avr.c (avr_override_options): Remove initialization of
21059 avr_case_values_threshold variable.
21060 (avr_case_values_threshold): Remove variable. Add new function.
21061 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21062 * config/avr/avr.opt (mno-tablejump): Remove option.
21063 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21065 2009-04-01 DJ Delorie <dj@redhat.com>
21067 * varasm.c (default_function_rodata_section): Don't assume
21068 anything about where the first '.' in the section name is.
21070 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21072 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21073 rs6000_emit_stack_tie.
21075 2009-03-31 Ian Lance Taylor <iant@google.com>
21077 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21078 gimple_code with GIMPLE_RESX, not RESX.
21080 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21082 * c-common.c (c_get_ident): New.
21083 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21085 2009-04-01 Ben Elliston <bje@au.ibm.com>
21087 * config/rs6000/sysv4.opt (msdata): Improve option description.
21089 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21091 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21092 (divdf3_internal_lat): Remove.
21093 (divxf3_internal_lat): Remove.
21094 (divxf3_internal_thr): Remove.
21095 (divxf): Use divxf3_internal.
21096 * config/ia64/div.md (divsf3_internal_lat): New.
21097 (divdf3_internal_lat): New.
21098 (divxf3_internal): New.
21100 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21103 * Makefile.in (USE_GCC_STDINT): Define.
21104 (stmp-int-hdrs): Install stdint.h if applicable.
21105 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21107 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21108 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21109 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21110 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21111 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21112 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21113 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21114 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21115 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21116 (c_common_nodes_and_builtins): Initialize
21117 underlying_wchar_type_node. Do not initialize
21118 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21119 nodes for new types.
21120 (c_stddef_cpp_builtins): Define macros for new types.
21121 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21123 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21124 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21125 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21126 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21127 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21128 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21129 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21130 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21131 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21132 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21133 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21134 int16_type_node, int32_type_node, int64_type_node,
21135 uint8_type_node, uint16_type_node, c_uint32_type_node,
21136 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21137 int_least32_type_node, int_least64_type_node,
21138 uint_least8_type_node, uint_least16_type_node,
21139 uint_least32_type_node, uint_least64_type_node,
21140 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21141 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21142 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21143 uintptr_type_node): Define.
21144 * c-cppbuiltin.c (builtin_define_constants,
21145 builtin_define_type_minmax): New.
21146 (builtin_define_stdint_macros): Define more macros.
21147 (c_cpp_builtins): Define more limit macros.
21148 (type_suffix): New.
21149 (builtin_define_type_max): Define in terms of
21150 builtin_define_type_minmax. Remove is_long parameter. All
21152 * config.gcc (use_gcc_stdint): Define.
21153 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21154 Add newlib-stdint.h for generic targets.
21155 * config/glibc-stdint.h, config/newlib-stdint.h,
21156 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21157 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21158 * config/score/score.h (UINTPTR_TYPE): Define.
21159 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21160 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21161 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21162 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21163 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21164 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21165 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21166 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21167 * config/spu/spu.h (STDINT_LONG32): Define.
21168 * configure.ac (use_gcc_stdint): Substitute.
21169 * configure: Regenerate.
21170 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21171 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21172 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21173 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21174 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21175 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21176 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21177 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21178 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21179 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21180 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21181 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21182 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21183 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21184 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21185 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21186 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21187 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21188 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21189 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21190 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21191 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21192 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21193 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21194 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21195 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21196 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21197 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21198 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21200 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21202 * loop-iv.c (suitable_set_for_replacement): Renamed from
21203 simplify_using_assignment; changed to return bool and to accept new
21204 args DEST and SRC. Return true iff we find a source/destination pair
21205 that can be used to make a replacement, and fill SRC and DEST if so.
21206 Remove arg ALTERED. Don't deal with altered regs here. All callers
21208 (simplify_using_initial_values): Deal with altered regs here and track
21209 more precisely the effect they have on the validity of our expression.
21211 * loop-iv.c (simplify_using_condition): A condition of the form
21212 (EQ REG CONST) can be used to simply make a substitution.
21213 (simplify_using_initial_values): Keep track of conditions we have seen
21214 and keep using them to simplify new expressions, while applying the
21215 same substitutions to them as to the expression.
21217 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21218 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21221 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21222 changed. Use this when trying to improve the upper bound.
21223 Generate the comparison by using simplify_gen_relational.
21225 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21227 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21229 (simplify_using_assignment, simplify_using_initial_values): Call
21230 replace_in_expr to make replacements. Call replace_single_def_regs
21231 once on the initial version of the expression.
21233 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21236 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21238 2009-03-31 Richard Guenther <rguenther@suse.de>
21240 PR middle-end/31029
21241 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21242 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21244 2009-03-31 Richard Guenther <rguenther@suse.de>
21246 * tree.h (div_if_zero_remainder): Declare.
21247 * fold-const.c (div_if_zero_remainder): Export.
21248 * tree-ssa-forwprop.c
21249 (forward_propagate_addr_into_variable_array_index): Handle
21250 constant array index addition outside of the variable index.
21252 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21255 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21256 define_splits, floatunssi<mode>2): Require x87 conversions from
21257 DImode to be permitted.
21259 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21261 PR preprocessor/15638
21262 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21264 2009-03-31 Richard Guenther <rguenther@suse.de>
21266 PR middle-end/23401
21267 PR middle-end/27810
21268 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21269 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21270 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21271 a separate statement.
21272 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21273 (lookup_tmp_var): Likewise.
21274 (is_gimple_formal_tmp_or_call_rhs): Remove.
21275 (is_gimple_reg_or_call_rhs): Rename to ...
21276 (is_gimple_reg_rhs_or_call): ... this.
21277 (is_gimple_mem_or_call_rhs): Rename to ...
21278 (is_gimple_mem_rhs_or_call): ... this.
21279 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21280 DECL_GIMPLE_REG_P only if is_formal is true.
21281 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21282 for non-proper post-modify expression gimplification.
21283 (gimplify_self_mod_expr): For post-modify expressions gimplify
21284 the lvalue to a minimal lvalue.
21285 (rhs_predicate_for): Remove formal temp case.
21286 (gimplify_modify_expr_rhs): Likewise.
21287 (gimplify_addr_expr): Use is_gimple_reg.
21288 (gimplify_expr): Remove formal temp cases.
21289 (gimple_regimplify_operands): Likewise.
21290 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21291 and FILTER_EXPR like constants.
21292 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21294 (is_gimple_formal_tmp_rhs): Remove.
21295 (is_gimple_reg_rhs): Remove special casing.
21296 (is_gimple_mem_rhs): Fix.
21297 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21298 (is_gimple_formal_tmp_var): Remove.
21299 (is_gimple_formal_tmp_reg): Likewise.
21300 (is_gimple_min_lval): Allow invariant component ref parts.
21301 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21302 is_gimple_formal_tmp_reg): Remove declarations.
21303 * tree-cfg.c (verify_expr): Verify that variables with address
21304 taken do not have DECL_GIMPLE_REG_P set.
21305 * tree-mudflap.c (mf_build_check_statement_for): Use
21306 force_gimple_operand instead of gimplify_expr.
21308 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21310 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21311 schedulable rows to compute_split_row.
21313 2009-03-31 Ben Elliston <bje@au.ibm.com>
21316 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21319 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21321 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21322 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21323 * configure: Regenerate.
21324 * config.in: Regenerate.
21325 * config/rs6000/rs6000.opt (mtls-markers): Add.
21326 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21327 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21328 (tls_ld_aix, tls_ld_sysv): Likewise.
21329 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21330 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21332 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21334 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21336 2009-03-30 Jan Hubicka <jh@suse.cz>
21338 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21340 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21341 detection and label handling.
21343 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21345 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21346 left_conflicts_size.
21347 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21348 ALLOCNO_LEFT_CONFLICTS_SIZE.
21350 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21351 remove_allocno_from_bucket_and_push,
21352 allocno_spill_priority_compare, push_allocnos_to_stack,
21353 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21354 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21355 (setup_allocno_left_conflicts_num): Ditto. Rename to
21356 setup_allocno_left_conflicts_size.
21357 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21358 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21359 setup_allocno_left_conflicts_size instead of
21360 setup_allocno_left_conflicts_num.
21362 * ira-build.c (ira_create_allocno): Use
21363 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21364 ALLOCNO_LEFT_CONFLICTS_NUM.
21366 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21368 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21369 instead of DF_LR_OUT.
21371 * ira-lives.c (process_bb_node_lives): Ditto.
21373 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21374 instead of DF_LR_{OUT,IN}.
21376 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21378 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21380 2009-03-30 Jan Hubicka <jh@suse.cz>
21382 * except.c (label_to_region_map): Fix thinko.
21384 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21386 PR middle-end/38237
21387 * tree.h (tree_find_value): New declaration.
21388 * tree.c (tree_find_value): New function.
21389 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21391 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21394 * c-decl.c (struct c_binding): Add locus field.
21395 (bind): Add locus argument, set locus field from it.
21396 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21397 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21398 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21399 implicitly_declare, undeclared_variable, lookup_label,
21400 declare_label, c_make_fname_decl, c_builtin_function,
21401 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21404 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21407 * config/i386/i386.c (classify_argument): Check total size of
21410 2009-03-30 Martin Jambor <mjambor@suse.cz>
21412 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
21413 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
21414 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
21417 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
21418 seen_variable_array_ref while also traversing a union.
21420 * tree-inline.c (optimize_inline_calls): Do not call
21421 cgraph_node_remove_callees.
21422 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
21423 (pass_remove_cgraph_callee_edges): New variable.
21424 * passes.c (init_optimization_passes): Add
21425 pass_remove_cgraph_callee_edges after early inlining and before all
21426 late intraprocedural passes.
21428 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
21430 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21432 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
21433 Fix typos in names.
21435 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21437 * combine.c (simplify_comparison): Use have_insn_for.
21438 * dojump.c (do_jump): Likewise.
21440 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21442 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
21443 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
21444 sparc_compare_op0 like sparc_compare_emitted used to be handled.
21445 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
21446 instead of sparc_compare_emitted.
21447 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
21448 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
21449 instead of sparc_compare_emitted.
21451 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21453 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
21454 enter/exit cfglayout mode.
21455 (pass_partition_block): Require it.
21456 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
21457 (combine_instructions): Track basic blocks instead of labels.
21458 (update_cfg_for_uncondjump): New.
21459 (try_combine): Use it. Update jumps after rescanning.
21460 (pass_combine): Require PROP_cfglayout.
21461 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
21463 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21465 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
21466 Provide/destroy PROP_cfglayout respectively.
21467 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
21468 * tree-pass.h (PROP_cfglayout): New.
21470 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21472 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
21473 fold_convert_const_fixed_from_fixed,
21474 fold_convert_const_fixed_from_int,
21475 fold_convert_const_fixed_from_real, fold_negate_const): Do not
21476 set TREE_CONSTANT_OVERFLOW.
21477 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
21478 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
21480 2009-03-30 Ira Rosen <irar@il.ibm.com>
21482 * tree-vect-loop-manip.c: New file.
21483 * tree-vectorizer.c: Update documentation and included files.
21484 (vect_loop_location): Make extern.
21485 (rename_use_op): Move to tree-vect-loop-manip.c
21486 (rename_variables_in_bb, rename_variables_in_loop,
21487 slpeel_update_phis_for_duplicate_loop,
21488 slpeel_update_phi_nodes_for_guard1,
21489 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
21490 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
21491 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
21492 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
21493 find_loop_location): Likewise.
21494 (new_stmt_vec_info): Move to tree-vect-stmts.c.
21495 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
21496 get_vectype_for_scalar_type, vect_is_simple_use,
21497 supportable_widening_operation, supportable_narrowing_operation):
21499 (bb_in_loop_p): Move to tree-vect-loop.c.
21500 (new_loop_vec_info, destroy_loop_vec_info,
21501 reduction_code_for_scalar_code, report_vect_op,
21502 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
21503 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
21504 (vect_supportable_dr_alignment): Likewise.
21505 * tree-vectorizer.h (tree-data-ref.h): Include.
21506 (vect_loop_location): Declare.
21507 Reorganize function declarations according to the new file structure.
21508 * tree-vect-loop.c: New file.
21509 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
21510 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
21511 * tree-vect-data-refs.c: New file.
21512 * tree-vect-patterns.c (timevar.h): Don't include.
21513 * tree-vect-stmts.c: New file.
21514 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
21515 tree-vect-slp.c, tree-vect-loop.c.
21516 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
21517 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
21518 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
21519 (tree-vect-analyze.o): Remove.
21520 (tree-vect-transform.o): Likewise.
21521 (tree-vect-data-refs.o): Add rule.
21522 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
21523 tree-vect-slp.o): Likewise.
21524 (tree-vect-patterns.o): Remove redundant dependencies.
21525 (tree-vectorizer.o): Likewise.
21526 * tree-vect-slp.c: New file.
21528 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21530 * optc-gen.awk: Warn if an option flag has multiple different
21533 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
21535 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
21536 -floop-block): Document dependences on PPL, CLooG and Graphite.
21538 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21540 PR rtl-optimization/323
21541 * c-common.c (c_fully_fold, convert_and_check,
21542 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
21543 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
21544 * c-common.def (EXCESS_PRECISION_EXPR): New.
21545 * c-cppbuiltin.c (builtin_define_float_constants): Define
21546 constants with enough digits for long double.
21547 * c-lex.c (interpret_float): Interpret constant with excess
21548 precision where appropriate.
21549 * c-opts.c (c_common_post_options): Set
21550 flag_excess_precision_cmdline. Give an error for
21551 -fexcess-precision=standard for C++ for processors where the
21552 option is significant.
21553 * c-parser.c (c_parser_conditional_expression): Handle excess
21554 precision in condition.
21555 * c-typeck.c (convert_arguments): Handle arguments with excess
21557 (build_unary_op): Move excess precision outside operation.
21558 (build_conditional_expr): Likewise.
21559 (build_compound_expr): Likewise.
21560 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
21561 (build_modify_expr): Handle excess precision in RHS.
21562 (convert_for_assignment): Handle excess precision in converted
21564 (digest_init, output_init_element, process_init_element): Handle
21565 excess precision in initializer.
21566 (c_finish_return): Handle excess precision in return value.
21567 (build_binary_op): Handle excess precision in operands and add
21568 excess precision as needed for operation.
21569 * common.opt (-fexcess-precision=): New option.
21570 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
21571 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
21572 For standard excess precision, output explicit conversion to and
21573 truncation from XFmode.
21574 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
21575 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
21576 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
21577 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
21578 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
21579 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
21580 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
21581 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
21582 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
21583 define_splits, sqrt<mode>2): Disable where appropriate for
21584 standard excess precision.
21585 * convert.c (convert_to_real): Do not shorten arithmetic to type
21586 for which excess precision would be used.
21587 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
21588 * doc/invoke.texi (-fexcess-precision=): Document option.
21589 (-mfpmath=): Correct index entry.
21590 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
21591 flag_excess_precision): New.
21592 * langhooks.c (lhd_post_options): Set
21593 flag_excess_precision_cmdline.
21594 * opts.c (common_handle_option): Handle -fexcess-precision=.
21595 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
21596 init_excess_precision): New.
21597 (lang_dependent_init_target): Call init_excess_precision.
21598 * tree.c (excess_precision_type): New.
21599 * tree.h (excess_precision_type): Declare.
21601 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21604 * c-typeck.c (build_component_ref): Do not copy qualifiers from
21605 non-lvalue to component.
21607 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21609 PR preprocessor/34695
21610 * Makefile.in (c-opts.o): Depend on c-tree.h.
21611 * c-common.c: Move down include of diagnostic.h.
21612 (done_lexing, c_cpp_error): New.
21613 * c-common.h (done_lexing): Declare.
21614 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
21616 * c-opts.c: Include c-tree.h.
21617 (c_common_init_options): Set preprocessor error callback.
21618 (c_common_handle_option): Do not set preprocessor
21619 inhibit_warnings, warnings_are_errors, warn_system_headers,
21620 pedantic_errors or inhibit_warnings flags.
21621 (c_common_post_options): Do not check cpp_errors (parse_in).
21622 (c_common_finish): Do not output dependencies if there were
21623 errors. Do not check return value of cpp_finish.
21624 * c-ppoutput.c (pp_file_change): Set input_location.
21625 * c-tree.h (c_cpp_error): Declare.
21626 * diagnostic.c (diagnostic_set_info_translated): Also initialize
21628 (diagnostic_build_prefix): Check override_column.
21629 * diagnostic.h (diagnostic_info): Add override_column field.
21630 (diagnostic_override_column): Define.
21632 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
21634 * c-common.c (c_expand_expr, c_staticp): Remove.
21635 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
21636 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
21637 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
21638 * c-gimplify.c (gimplify_compound_literal_expr,
21639 optimize_compound_literals_in_ctor): Remove.
21640 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
21641 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
21642 * c-semantics.c (emit_local_var): Remove.
21644 * langhooks-def.h (lhd_expand_expr): Remove.
21645 * langhooks.c (lhd_expand_expr): Remove.
21646 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
21648 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
21649 handling from c-semantics.c; don't call into langhook.
21650 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
21651 * gimplify.c (gimplify_compound_literal_expr,
21652 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
21653 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
21654 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
21655 as was done in c-gimplify.c.
21656 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
21657 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
21658 Move from c-common.h.
21659 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
21661 * tree.c (staticp): Do not call langhook.
21662 * langhooks.c (lhd_staticp): Delete.
21663 * langhooks-def.h (lhd_staticp): Delete prototype.
21664 (LANG_HOOKS_STATICP): Delete.
21665 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
21667 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
21668 instead of DECL_STMTs.
21670 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21678 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
21680 (fold_call_expr): Return a NOP_EXPR from folding rather than the
21681 contained expression.
21682 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
21683 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
21684 conditional expressions for C.
21685 (decl_constant_value_for_optimization): Move from
21686 decl_constant_value_for_broken_optimization in c-typeck.c. Check
21687 whether optimizing and that the expression is a VAR_DECL not of
21688 array type instead of doing such checks in the caller. Do not
21689 check pedantic. Call gcc_unreachable for C++.
21690 * c-common.def (C_MAYBE_CONST_EXPR): New.
21691 * c-common.h (c_fully_fold, c_save_expr,
21692 decl_constant_value_for_optimization): New prototypes.
21693 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21694 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21695 EXPR_INT_CONST_OPERANDS): Define.
21696 * c-convert.c (convert): Strip nops from expression.
21697 * c-decl.c (groktypename): Take extra parameters expr and
21698 expr_const_operands. Update call to grokdeclarator.
21699 (start_decl): Update call to grokdeclarator. Add statement for
21700 expressions used in type of decl.
21701 (grokparm): Update call to grokdeclarator.
21702 (push_parm_decl): Update call to grokdeclarator.
21703 (build_compound_literal): Add parameter non_const and build a
21704 C_MAYBE_COSNT_EXPR if applicable.
21705 (grokdeclarator): Take extra parameters expr and
21706 expr_const_operands. Track expressions used in declaration
21707 specifiers and declarators. Fold array sizes and track whether
21708 they are constant expressions and whether they are integer
21709 constant expressions.
21710 (parser_xref_tag): Set expr and expr_const_operands fields in
21712 (grokfield): Update call to grokdeclarator.
21713 (start_function): Update call to grokdeclarator.
21714 (build_null_declspecs): Set expr and expr_const_operands fields in
21716 (declspecs_add_type): Handle expressions in typeof specifiers.
21717 * c-parser.c (c_parser_declspecs): Set expr and
21718 expr_const_operands fields for declaration specifiers.
21719 (c_parser_enum_specifier): Likewise.
21720 (c_parser_struct_or_union_specifier): Likewise.
21721 (c_parser_typeof_specifier): Likewise. Update call to
21722 groktypename. Fold expression as needed. Return expressions with
21723 type instead of adding statements.
21724 (c_parser_attributes): Update calls to c_parser_expr_list.
21725 (c_parser_statement_after_labels): Fold expression before passing
21726 to objc_build_throw_stmt.
21727 (c_parser_condition): Fold expression.
21728 (c_parser_asm_operands): Fold expression.
21729 (c_parser_conditional_expression): Use c_save_expr. Update call
21730 to build_conditional_expr.
21731 (c_parser_alignof_expression): Update call to groktypename.
21732 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
21733 original_code. Fold expression argument of va_arg. Create
21734 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
21735 argument to va_arg. Update calls to groktypename. Fold array
21736 index for offsetof. Verify that first argument to
21737 __builtin_choose_expr has integer type.
21738 (c_parser_postfix_expression_after_paren_type): Update calls to
21739 groktypename and build_compound_literal. Handle expressions with
21740 side effects in type name.
21741 (c_parser_postfix_expression_after_primary): Update call to
21742 c_parser_expr_list. Set original_code for calls to
21743 __builtin_constant_p.
21744 (c_parser_expr_list): Take extra parameter fold_p. Fold
21745 expressions if requested.
21746 (c_parser_objc_type_name): Update call to groktypename.
21747 (c_parser_objc_synchronized_statement): Fold expression.
21748 (c_parser_objc_receiver): Fold expression.
21749 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
21750 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
21751 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
21752 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
21753 (struct c_typespec): Add elements expr and expr_const_operands.
21754 (struct c_declspecs): Add elements expr and expr_const_operands.
21755 (groktypename, build_conditional_expr, build_compound_literal):
21757 (in_late_binary_op): Declare.
21758 * c-typeck.c (note_integer_operands): New function.
21759 (in_late_binary_op): New variable.
21760 (decl_constant_value_for_broken_optimization): Move to c-common.c
21761 and rename to decl_constant_value_for_optimization.
21762 (default_function_array_conversion): Do not strip nops.
21763 (default_conversion): Do not call
21764 decl_constant_value_for_broken_optimization.
21765 (build_array_ref): Do not fold result.
21766 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
21767 result when operand is a VLA.
21768 (c_expr_sizeof_type): Update call to groktypename. Handle
21769 expressions included in type name. Use C_MAYBE_CONST_EXPR for
21770 result when operand names a VLA type.
21771 (build_function_call): Update call to build_compound_literal.
21772 Only fold result for calls to __builtin_* functions. Strip
21773 NOP_EXPR from INTEGER_CST returned from such functions. Fold
21774 the function designator.
21775 (convert_arguments): Fold arguments. Update call to
21776 convert_for_assignment.
21777 (build_unary_op): Handle increment and decrement of
21778 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
21779 decrement earlier. Fold operand of increment and decrement.
21780 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
21781 built for integer operand. Wrap returns that are INTEGER_CSTs
21782 without being integer constant expressions or that have integer
21783 constant operands without being INTEGER_CSTs.
21784 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
21785 (build_conditional_expr): Add operand ifexp_bcp. Track whether
21786 result is an integer constant expression or can be used in
21787 unevaluated parts of one and avoid folding and wrap as
21788 appropriate. Fold operands before possibly doing -Wsign-compare
21790 (build_compound_expr): Wrap result for C99 if operands can be used
21791 in integer constant expressions.
21792 (build_c_cast): Update call to digest_init. Do not ignore
21793 overflow from casting floating-point constants to integers. Wrap
21794 results that could be confused with integer constant expressions,
21795 null pointer constants or floating-point constants.
21796 (c_cast_expr): Update call to groktypename. Handle expressions
21797 included in type name.
21798 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
21799 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
21800 Update calls to convert_for_assignment.
21801 (convert_for_assignment): Take new parameter
21802 null_pointer_constant. Do not strip nops or call
21803 decl_constant_value_for_broken_optimization. Set
21804 in_late_binary_op for conversions to boolean.
21805 (store_init_value): Update call to digest_init.
21806 (digest_init): Take new parameter null_pointer_constant. Do not
21807 call decl_constant_value_for_broken_optimization. pedwarn for
21808 initializers not constant expressions. Update calls to
21809 convert_for_assignment.
21810 (constructor_nonconst): New.
21811 (struct constructor_stack): Add nonconst element.
21812 (really_start_incremental_init, push_init_level, pop_init_level):
21813 Handle constructor_nonconst and nonconst element.
21814 (set_init_index): Call constant_expression_warning for array
21816 (output_init_element): Fold value. Set constructor_nonconst as
21817 applicable. pedwarn for initializers not constant expressions.
21818 Update call to digest_init. Call constant_expression_warning
21819 where constant initializers are required.
21820 (process_init_element): Use c_save_expr.
21821 (c_finish_goto_ptr): Fold expression.
21822 (c_finish_return): Fold return value. Update call to
21823 convert_for_assignment.
21824 (c_start_case): Fold switch expression.
21825 (c_process_expr_stmt): Fold expression.
21826 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
21827 ensure statement expression is not evaluated in constant expression.
21828 (build_binary_op): Track whether results are integer constant
21829 expressions or may occur in such, disable folding and wrap results
21830 as applicable. Fold operands for -Wsign-compare warnings unless
21832 (c_objc_common_truthvalue_conversion): Handle results folded to
21833 integer constants that are not integer constant expressions.
21834 * doc/extend.texi: Document when typeof operands are evaluated,
21835 that condition of __builtin_choose_expr is an integer constant
21836 expression, and more about use of __builtin_constant_p in
21839 2009-03-29 Richard Guenther <rguenther@suse.de>
21841 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
21842 propagate addresses of array references.
21844 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
21846 * regmove.c (perhaps_ends_bb_p): Remove.
21847 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
21848 from INSN and check that the main loop stays within that basic block.
21849 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
21850 (regmove_forward_pass): Split out from regmove_optimize. Use
21851 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
21852 (regmove_backward_pass): Split out from regmove_optimize. Use
21853 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
21854 (regmove_optimize): Simplify.
21856 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21859 * config/i386/i386.c (classify_argument): Ignore flexible array
21860 member in struct and warn ABI change.
21862 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21864 * config/i386/i386-protos.h (ix86_agi_dependent): New.
21866 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
21867 (ix86_adjust_cost): Updated.
21869 2009-03-29 Jan Hubicka <jh@suse.cz>
21871 PR middle-end/28850
21872 * tree-pass.h (pass_cleanup_eh): New function.
21873 (remove_unreachable_regions): Break code handling RTL
21874 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
21875 that can not be reached by runtime.
21876 (can_be_reached_by_runtime): New function.
21877 (label_to_region_map): New function.
21878 (num_eh_regions): New function.
21879 (rtl_remove_unreachable_regions): New function.
21880 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
21881 (remove_eh_region): New function.
21882 * except.h: Include sbitmap and vecprim.
21883 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
21884 num_eh_regions): Declare.
21885 * passes.c (init_optimization_passes): Schedule cleanup_eh.
21886 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
21887 * tree-eh.c (tree_remove_unreachable_handlers): New function.
21888 (tree_empty_eh_handler_p): New function.
21889 (cleanup_empty_eh): New function.
21890 (cleanup_eh): New function.
21891 (pass_cleanup_eh): New function.
21893 2009-03-29 Jan Hubicka <jh@suse.cz>
21895 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
21896 for removed regions.
21898 2009-03-29 Jan Hubicka <jh@suse.cz>
21900 * except.c (dump_eh_tree): Dump all datastructures.
21902 2009-03-29 Jan Hubicka <jh@suse.cz>
21904 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
21905 (duplicate_eh_regions_1): Likewise.
21906 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
21907 vector; call EH verification.
21908 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21909 Be ready for region being removed.
21911 2009-03-29 Jan Hubicka <jh@suse.cz>
21913 * bitmap.c (bitmap_last_set_bit): New function.
21914 * bitmap.h (bitmap_last_set_bit): Declare.
21916 2009-03-29 David Ayers <ayers@fsfe.org>
21919 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
21920 by calling objc_compare_types and surpress warnings about
21921 incompatible C pointers that are compatible ObjC pointers.
21923 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
21925 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
21926 call initialize_inline_failed.
21927 (initialize_inline_failed): Move it from here ...
21928 * cgraph.c (initialize_inline_failed): ... to here.
21929 (cgraph_create_edge): Call initialize_inline_failed rather than
21930 setting inline_failed directly.
21932 2009-03-29 Ben Elliston <bje@au.ibm.com>
21935 * sysv4.opt (msdata): Improve comment.
21936 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
21937 * sysv4.h (SVR4_ASM_SPEC): Likewise.
21939 2009-03-29 Ben Elliston <bje@au.ibm.com>
21942 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
21943 load and store attributes.
21945 2009-03-29 Ben Elliston <bje@au.ibm.com>
21947 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
21948 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
21949 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
21950 * doc/extend.texi (X86 Built-in Functions): Add index entries for
21951 __builtin_infq and __builtin_huge_valq.
21953 2009-03-28 Anatoly Sokolov <aesok@post.ru>
21955 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
21957 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21958 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
21960 2009-03-28 Xinliang David Li <davidxl@google.com>
21962 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
21963 (do_dbg_cnt): New function.
21965 2009-03-28 Jan Hubicka <jh@suse.cz>
21967 Merge from pretty-ipa:
21969 2009-03-27 Jan Hubicka <jh@suse.cz>
21971 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
21972 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
21973 * passes.c (function_called_by_processed_nodes_p): New.
21974 * ipa-pure-const.c (check_call): Fix handling of operands.
21975 (analyze_function): Dump debug output for skipped bodies.
21976 (local_pure_const): Use function_called_by_processed_nodes_p.
21977 * dwarf2out.c (reference_to_unused): Use output.
21978 * passes.c (do_per_function_toporder): Likewise.
21980 2008-11-12 Jan Hubicka <jh@suse.cz>
21982 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
21983 * ipa-pure-const.c (funct_state_d): Add can throw field; make
21984 state_set_in_source enum
21985 (check_decl): Ignore memory tags; do not set fake looping flags;
21987 (check_operand, check_tree, check_rhs_var, check_lhs_var,
21988 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
21989 (check_call, analyze_function): Rewrite.
21991 (add_new_function): Update call of analyze_function.
21992 (generate_summary): Add call of analyze_function.
21993 (propagate): Propagate can_throw; handle state_set_in_source correctly.
21994 (local_pure_const): New function.
21995 (pass_local_pure_const): New pass.
21996 * ipa-inline.c (inline_transform): Set after_inlining.
21997 * tree-eh.c (stmt_can_throw_external): New.
21998 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
21999 work with aliasing built.
22000 * tree-flow.h (stmt_can_throw_external): New.
22001 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22002 and local pure/const pass in early and late optimization queue.
22004 2009-03-28 Martin Jambor <mjambor@suse.cz>
22006 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22008 (fold_binary): Allow function decl aligment consideration is the
22009 second argument is integer constant one.
22010 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22011 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22012 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22014 2009-03-28 Jan Hubicka <jh@suse.cz>
22016 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22017 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22018 * function.h (rtl_data): Add nothrow flag.
22019 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22020 set DECL_NOTHROW for AVAILABLE functions.
22022 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22024 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22025 following vector keyword has expansion starting with pixel or bool
22026 keyword, expand vector to __vector and pixel or bool to __pixel or
22030 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22031 warn_if_disallowed_function_p): Removed.
22032 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22033 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22034 warning_if_disallowed_function_p.
22035 * flags.h (warn_if_disallowed_function_p,
22036 warn_disallowed_functions): Removed.
22037 * common.opt (Wdisallowed-function-list=): Removed.
22038 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22040 2009-03-28 Richard Guenther <rguenther@suse.de>
22042 PR tree-optimization/38723
22043 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22046 2009-03-28 Jan Hubicka <jh@suse.cz>
22048 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22049 test introduced by my previous patch.
22051 2009-03-28 Richard Guenther <rguenther@suse.de>
22053 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22054 the PHIs value undefined.
22056 2009-03-28 Jan Hubicka <jh@suse.cz>
22058 * tree-pass.h (pass_fixup_cfg): New pass.
22059 * ipa-inline.c (inline_transform): Set
22060 always_inline_functions_inlined/after_inlining.
22061 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22062 (pass_fixup_cfg): New pass.
22063 * passes.c (init_optimization_passes): Add fixup_cfg.
22065 2009-03-28 Richard Guenther <rguenther@suse.de>
22067 PR tree-optimization/38458
22068 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22069 argument use the arguments copy-of value.
22071 2009-03-28 Richard Guenther <rguenther@suse.de>
22073 PR tree-optimization/38180
22074 * tree-ssa-ccp.c (get_default_value): Simplify.
22075 (likely_value): Likewise.
22076 (surely_varying_stmt_p): Properly handle VOP case.
22077 (ccp_initialize): Likewise.
22078 (ccp_fold): Handle propagating through *&.
22079 (fold_const_aggregate_ref): Also handle decls.
22081 2009-03-28 Jan Hubicka <jh@suse.cz>
22083 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22084 * cgraph.h (cgraph_node): Likewise.
22085 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22086 (cgraph_reset_node): Use process flag.
22087 (cgraph_mark_functions_to_output): Likewise.
22088 (cgraph_expand_function): Likewise.
22089 (cgraph_expand_all_functions): Likewise.
22090 (cgraph_output_in_order): Likewise.
22091 * dwarf2out.c (reference_to_unused): Likewise.
22092 * passes.c do_per_function_toporder): Likewise.
22094 2009-03-28 Jan Hubicka <jh@suse.cz>
22096 Bring from lto-branch:
22098 2008-09-03 Doug Kwan <dougkwan@google.com>
22100 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22101 enums instead of reason strings.
22102 * cgraph.c (cgraph_create_edge): Same.
22103 (cgraph_inline_failed_string): New function.
22104 * cgraph.h (cgraph_inline_failed_t): New enum type.
22105 (cgraph_inline_failed_string): New prototype.
22106 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22107 char pointer to cgraph_inline_failed_t.
22108 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22109 (cgraph_default_inline_p): Ditto.
22110 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22111 to cgraph_inline_failed_t pointer.
22112 * cif-code.def: New file.
22113 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22115 (cgraph_check_inline_limits): Change type of REASON to pointer to
22116 cgraph_inline_failed_t. Replace reason strings with enums.
22117 (cgraph_default_inline_p): Ditto.
22118 (cgraph_recursive_inlining_p): Ditto.
22119 (update_caller_keys): Change type of FAILED_REASON to
22120 cgraph_inline_failed_t.
22121 (cgraph_set_inline_failed): Change type of REASON to pointer to
22122 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22123 convert enums to strings for text output.
22124 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22125 to be of type cgraph_inline_failed_t. Replace reason strings with
22126 enums. Call cgraph_inline_failed_string to covert enums
22127 to strings for text output.
22128 (cgraph_decide_inlining): Replace reason strings with enums.
22129 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22130 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22132 * tree-inline.c (expand_call_inline): Change type of REASON
22133 to cgraph_inline_failed_t. Replace reason strings with enums.
22134 Call cgraph_inline_failed_string for text output.
22135 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22138 2009-03-28 Jan Hubicka <jh@suse.cz>
22140 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22141 cgraph_clone_node): Remove master clone handling.
22142 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22143 * cgraph.h (master_clone): Remove.
22144 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22145 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22146 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22148 2009-03-28 Jan Hubicka <jh@suse.cz>
22150 * cgraph.c (cgraph_function_body_availability): Functions declared
22151 inline are always safe to assume that it is not going to be replaced.
22153 2009-03-28 Richard Guenther <rguenther@suse.de>
22155 PR tree-optimization/38513
22156 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22157 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22158 EXC_PTR_EXPR and FILTER_EXPR.
22159 (get_ref_from_reference_ops): Likewise.
22161 2009-03-28 Richard Guenther <rguenther@suse.de>
22163 PR tree-optimization/38968
22164 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22165 Use FLOOR_MOD_EXPR to compute misalignment.
22167 2009-03-28 Richard Guenther <rguenther@suse.de>
22169 PR tree-optimization/37795
22170 * tree.h (combine_comparisons): Declare.
22171 * fold-const.c (combine_comparisons): Export.
22172 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22174 (ifcombine_iforif): Use combine_comparisons.
22176 2009-03-28 Jan Hubicka <jh@suse.cz>
22178 * tree-eh.c (inlinable_call_p): New function.
22179 (make_eh_edges): Use it.
22180 (verify_eh_edges): Use it.
22181 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22182 * except.c (reachable_next_level): Add inlinable_function argument
22183 (sjlj_find_directly_reachable_regions): Update.
22184 (add_reachable_handler): Do not set saw_any_handlers.
22185 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22186 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22187 Add new inlinable call parameter.
22188 (can_throw_internal, can_throw_external): Update.
22189 * except.h (can_throw_internal_1, can_throw_external_1,
22190 foreach_reachable_handler): Update declaration.
22192 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22194 * config/arm/t-arm-coff, config/h8300/coff.h,
22195 config/i386/i386-aout.h, config/i386/i386-coff.h,
22196 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22197 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22198 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22199 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22200 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22201 sys-types.h: Remove.
22202 * Makefile.in: Remove protoize and fixproto support and references
22204 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22205 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22207 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22208 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22209 unprotoize$(exeext).
22210 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22211 (.PHONY): Don't depend on proto.
22212 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22213 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22214 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22215 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22216 build/gen-protos.o, build/scan.o, xsys-protos.h,
22217 build/fix-header$(build_exeext), build/fix-header.o,
22218 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22219 stmp-install-fixproto): Remove.
22220 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22221 SYSCALLS.c or fixproto files.
22222 (install-common): Don't install protoize.
22223 (install-headers-tar, install-headers-cpio, install-headers-cp):
22224 Don't depend on $(STMP_FIXPROTO).
22225 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22226 install fixproto files or write out fixproto settings.
22227 (uninstall): Don't uninstall protoize.
22228 * config.gcc (use_fixproto): Remove.
22229 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22230 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22231 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22232 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22233 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22234 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22235 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22236 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22237 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22238 * config/t-vxworks (STMP_FIXPROTO): Remove.
22239 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22240 STMP_FIXPROTO): Remove.
22241 * config.in, configure: Regenerate.
22242 * crtstuff.c (gid_t, uid_t): Don't undefine.
22243 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22244 (arm-*-coff, arm-*-aout: Remove target entries.
22245 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22246 Remove mention of AIX 4.1.
22247 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22248 * doc/invoke.texi (Running Protoize): Remove.
22249 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22250 (Protoize Caveats): Remove.
22251 * tsystem.h: Update comments on headers assumed to exist.
22253 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22255 * genautomata.c: Add a new year to the copyright. Add a new
22257 (struct insn_reserv_decl): Add comments for member bypass_list.
22258 (find_bypass): Remove.
22259 (insert_bypass): New.
22260 (process_decls): Use insert_bypass.
22261 (output_internal_insn_latency_func): Output all bypasses with the
22262 same input insn in one switch case.
22264 * rtl.def (define_bypass): Describe bypass choice.
22265 * doc/md.texi (define_bypass): Ditto.
22267 2009-03-27 Richard Guenther <rguenther@suse.de>
22269 * gimplify.c (mark_addressable): Export.
22270 * tree-flow.h (mark_addressable): Declare.
22271 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22272 * tree-ssa.c (verify_phi_args): Verify that address taken
22273 variables have TREE_ADDRESSABLE set.
22275 2009-03-27 Richard Guenther <rguenther@suse.de>
22277 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22278 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22279 Do not mark decls TREE_ADDRESSABLE.
22280 (build_fold_addr_expr): Adjust.
22281 (fold_addr_expr): Remove.
22282 (fold_unary): Use build_fold_addr_expr.
22283 (fold_comparison): Likewise.
22284 (split_address_to_core_and_offset): Likewise.
22285 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22287 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22288 (gimplify_modify_expr_to_memcpy): Mark source and destination
22290 * omp-low.c (create_omp_child_function): Mark the object decl
22292 (lower_rec_input_clauses): Mark the var we take the address of
22294 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22296 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22298 PR middle-end/39315
22299 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22300 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22302 2009-03-27 Richard Guenther <rguenther@suse.de>
22304 PR tree-optimization/39120
22305 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22307 (handle_lhs_call): Process return constraints. Add escape
22308 constraints if necessary.
22309 (handle_const_call): Fill out return constraints. Make nested
22310 case more precise. Avoid consttmp if possible.
22311 (handle_pure_call): Fill out return constraints. Avoid
22312 callused if possible.
22313 (find_func_aliases): Simplify call handling.
22315 2009-03-27 Richard Guenther <rguenther@suse.de>
22317 PR tree-optimization/39120
22318 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22319 as a representative.
22320 (solve_graph): Do propagate CALLUSED.
22321 (handle_pure_call): Use a scalar constraint from CALLUSED for
22323 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22326 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22329 * c-common.c (handle_aligned_attribute): Properly check alignment
22330 overflow. Use (1U << i) instead of (1 << i).
22332 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22334 * expr.h (get_mem_align_offset): Updated.
22336 * tree.h (tree_decl_common): Change align to "unsigned int" and
22337 move it before pointer_alias_set.
22339 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22340 Jakub Jelinek <jakub@redhat.com>
22343 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22344 gr_register_operand with gr_reg_or_0_operand.
22345 (cmpxchg_rel_di): Likewise.
22346 (sync_lock_test_and_set<mode>): Likewise.
22348 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22350 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22351 (true_regnum): Likewise.
22353 * rtlanal.c (subreg_info): Moved to ...
22354 * rtl.h (subreg_info): Here. New.
22355 (subreg_get_info): New.
22357 * rtlanal.c (subreg_get_info): Make it extern.
22359 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22362 * config/i386/i386.c (ix86_abi): New.
22363 (override_options): Handle -mabi=.
22364 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22365 (ix86_call_abi_override): Likewise.
22366 (init_cumulative_args): Likewise.
22367 (function_arg_advance): Likewise.
22368 (function_arg_64): Likewise.
22369 (function_arg): Likewise.
22370 (ix86_pass_by_reference): Likewise.
22371 (ix86_function_value_regno_p): Likewise.
22372 (ix86_build_builtin_va_list_abi): Likewise.
22373 (setup_incoming_varargs_64): Likewise.
22374 (is_va_list_char_pointer): Likewise.
22375 (ix86_init_machine_status): Likewise.
22376 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22377 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22378 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22379 (ix86_function_abi): Make it static and return enum calling_abi.
22380 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22382 (ix86_fn_abi_va_list): Updated.
22384 * config/i386/i386.h (ix86_abi): New.
22385 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22386 (CONDITIONAL_REGISTER_USAGE): Likewise.
22387 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22388 (machine_function): Likewise.
22390 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22392 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22393 (STACK_BOUNDARY): Likewise.
22394 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22396 * config/i386/i386.opt (mabi=): New.
22398 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22399 return enum calling_abi.
22400 (ix86_function_type_abi): Likewise.
22401 (ix86_function_abi): Removed.
22403 * doc/invoke.texi: Document -mabi= option for x86.
22405 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22407 * builtins.c (real_dconstp): Delete.
22408 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22410 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22411 Jakub Jelinek <jakub@redhat.com>
22414 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
22415 (gen_subprogram_die): When a function is explicit, generate the
22416 DW_AT_explicit attribute.
22417 * langhooks.h (struct lang_hooks_for_decls): Add
22418 function_decl_explicit_p langhook.
22419 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
22420 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
22422 2009-03-27 Jakub Jelinek <jakub@redhat.com>
22424 * builtins.c (fold_builtin_memory_op): Optimize memmove
22425 into memcpy if we can prove source and destination don't overlap.
22427 * tree-inline.c: Include gt-tree-inline.h.
22428 (clone_fn_id_num): New variable.
22429 (clone_function_name): New function.
22430 (tree_function_versioning): Use it.
22431 * Makefile.in (GTFILES): Add tree-inline.c.
22433 2009-03-27 Mark Mitchell <mark@codesourcery.com>
22435 * BASE-VER: Change to 4.5.0.
22437 2009-03-27 Xinliang David Li <davidxl@google.com>
22439 PR tree-optimization/39557
22440 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
22442 2009-03-27 Xinliang David Li <davidxl@google.com>
22444 PR tree-optimization/39548
22445 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
22448 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22450 * c-common.c (pointer_int_sum): Use %wd on return from
22453 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22455 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
22456 on return from tree_low_cst.
22458 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
22461 * ginclude/stdarg.h (va_copy): Define also for
22462 __GXX_EXPERIMENTAL_CXX0X__.
22464 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22467 * builtins.h (c_strlen): Do not warn here.
22468 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22469 * c-common.c (pointer_int_sum): Take an explicit location.
22470 Warn about offsets out of bounds.
22471 * c-common.h (pointer_int_sum): Adjust declaration.
22473 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22475 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
22478 2009-03-26 Jakub Jelinek <jakub@redhat.com>
22481 * opts.c (warn_if_disallowed_function_p): Don't assume
22482 get_callee_fndecl must return non-NULL.
22484 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
22486 PR rtl-optimization/39522
22487 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
22488 when reg_reloaded_valid is set.
22490 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22492 * config/spu/divv2df3.c: New file.
22493 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
22494 (DPBIT_FUNCS): Filter out _div_df.
22496 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
22498 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
22499 a jump insn, count that jump in the distance to the loop start.
22501 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
22504 * config/sh/sh.c (calc_live_regs): Fix condition for global
22505 registers except PIC_OFFSET_TABLE_REGNUM.
22507 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
22510 * doc/invoke.texi (-mconsole): New.
22512 (-mno-cygwin): New.
22514 (-mnop-fun-dllimport): New.
22518 (sub section "i386 and x86-64 Windows Options"): New.
22520 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
22522 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
22523 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
22525 2009-03-25 Richard Guenther <rguenther@suse.de>
22527 PR middle-end/39497
22528 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
22531 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
22533 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
22534 neither of haifa/selective schedulers are working.
22536 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22538 * doc/invoke.texi (Debugging Options): Fix description of
22539 -fno-merge-debug-strings.
22541 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
22543 * config/cris/libgcc.ver: New version-script.
22544 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
22546 * configure.ac <GAS features, nop mnemonic>: Add pattern
22547 crisv32-*-* for "nop".
22548 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
22549 * configure: Regenerate.
22551 2009-03-24 Ira Rosen <irar@il.ibm.com>
22553 PR tree-optimization/39529
22554 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
22555 mark_sym_for_renaming for the tag copied to the new vector
22558 2009-03-24 Arthur Loiret <aloiret@debian.org>
22560 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
22561 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
22562 EXTRA_SPEC_FUNCTIONS.
22563 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
22564 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
22565 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
22566 -march and -mtune options.
22568 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
22570 * config/m68k/t-rtems: Add m5329 multilib.
22572 2009-03-24 Dodji Seketeli <dodji@redhat.com>
22573 Jakub Jelinek <jakub@redhat.com>
22576 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
22579 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22582 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
22583 instead of c_parser_expression_conv, if original_code isn't one of the
22584 4 allowed comparison codes, fail.
22586 2009-03-23 Richard Guenther <rguenther@suse.de>
22588 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
22589 * tree.h (struct tree_type): Likewise.
22590 * reload.h (struct insn_chain): Likewise.
22591 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
22592 * function.h (struct function): Likewise.
22593 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
22595 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22597 PR tree-optimization/39516
22598 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
22600 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
22602 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
22603 should be set true if BITS_PER_WORD of target is bigger than 32
22605 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
22607 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
22608 Translate -B-options to -rpath-link. Correct existing
22609 rpath-link and conditionalize on !nostdlib.
22611 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22613 * doc/extend.texi (Function Attributes, Variable Attributes):
22615 * doc/invoke.texi (Debugging Options, Optimize Options)
22616 (i386 and x86-64 Options, MCore Options): Likewise.
22618 2009-03-20 Jakub Jelinek <jakub@redhat.com>
22621 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
22622 it for block local namespace aliases.
22623 (gen_decl_die): Pass context_die to gen_namespace_die.
22625 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22628 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
22629 minimum or maximum value.
22631 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
22633 * reginfo.c (globalize_reg): Recompute derived reg sets.
22635 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
22638 * libgcc2.c (mprotect): Do not use signed arguments for
22639 VirtualProtect, use DWORD arguments. Also fix the 'may
22640 be used uninitialized' warning for the np variable.
22642 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22645 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
22646 functions using regparm calling conventions when not optimizing.
22647 (ix86_function_sseregparm): Similarly for sseregparm calling
22650 2009-03-19 Li Feng <nemokingdom@gmail.com>
22652 PR middle-end/39500
22653 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
22654 dependence if the first conflict is after niter iterations.
22656 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
22658 PR middle-end/38609
22659 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
22660 functions with dynamic stack-pointer adjustments.
22662 2009-03-19 Ben Elliston <bje@au.ibm.com>
22664 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
22665 option; change to -msdata=data.
22667 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22669 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
22672 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
22675 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
22677 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
22679 * doc/invoke.texi (Code Gen Options): Expand discussion of
22682 2009-03-18 Jakub Jelinek <jakub@redhat.com>
22684 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
22685 * matrix-reorg.c (struct matrix_info): Likewise.
22686 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
22687 * rtl.h (struct mem_attrs): Likewise.
22688 * df.h (struct df): Likewise.
22689 * tree-data-ref.h (struct data_dependence_relation): Likewise.
22690 * ira-int.h (struct ira_allocno): Likewise.
22691 * df-scan.c (struct df_collection_rec): Likewise.
22692 * ira.c (struct equivalence): Likewise.
22693 * function.c (struct temp_slot): Likewise.
22694 * cfgloop.h (struct loop): Likewise.
22697 * function.c (use_register_for_decl): When not optimizing, disregard
22698 register keyword for variables with types containing methods.
22700 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
22702 PR middle-end/39447
22703 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
22704 (is_simple_operand): Call contains_component_ref_p before calling data
22705 reference analysis that would fail on COMPONENT_REFs.
22707 * tree-vrp.c (search_for_addr_array): Fix formatting.
22709 2009-03-18 Richard Guenther <rguenther@suse.de>
22711 * tree-vect-transform.c (vect_loop_versioning): Fold the
22712 generated comparisons.
22713 * tree-vectorizer.c (set_prologue_iterations): Likewise.
22714 (slpeel_tree_peel_loop_to_edge): Likewise.
22716 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22718 PR middle-end/37805
22719 * opts.c (print_specific_help): In addition to `undocumented',
22720 accept `separate' and `joined' flags if passed alone. Describe
22721 output by the first matched one of those.
22722 (common_handle_option): Skip over empty strings.
22723 * gcc.c (display_help): Fix help string for `--help='.
22724 * doc/invoke.texi (Option Summary, Overall Options): With
22725 `--help=', classes and qualifiers can both be repeated, but
22726 only the latter can be negated. One should not pass only
22727 negated qualifiers. Fix markup and examples.
22730 2008-10-14 Jakub Jelinek <jakub@redhat.com>
22731 PR middle-end/37805
22732 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
22733 and -fhelp=separate.
22735 2009-03-17 Jing Yu <jingyu@google.com>
22737 PR middle-end/39378
22738 * function.h (struct rtl_data): Move is_thunk from here...
22739 (struct function): ...to here.
22740 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
22741 * varasm.c (assemble_start_function): Change is_thunk from crtl to
22743 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
22745 (alpha_does_function_need_gp, alpha_start_function): Likewise.
22746 (alpha_output_function_end_prologue): Likewise.
22747 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
22748 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
22749 (rs6000_output_function_epilogue): Likewise.
22750 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
22752 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
22755 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
22756 from different units in a single alternative.
22757 (*truncdfsf_i387): Ditto.
22758 (*truncxfsf2_mixed): Ditto.
22759 (*truncxfdf2_mixed): Ditto.
22761 2009-03-17 Jakub Jelinek <jakub@redhat.com>
22763 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
22764 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
22767 * tree-ssa-live.c (remove_unused_locals): Don't remove local
22768 unused non-artificial variables when not optimizing.
22771 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
22772 DW_TAG_imported_module even if decl is IMPORTED_DECL with
22773 NAMESPACE_DECL in its DECL_INITIAL.
22775 PR middle-end/39443
22776 * optabs.c (set_user_assembler_libfunc): New function.
22777 * expr.h (set_user_assembler_libfunc): New prototype.
22778 * c-common.c: Include libfuncs.h.
22779 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
22780 for memcmp, memset, memcpy, memmove and abort.
22781 * Makefile.in (c-common.o): Depend on libfuncs.h.
22784 * dwarf2out.c (gen_inlined_enumeration_type_die,
22785 gen_inlined_structure_type_die, gen_inlined_union_type_die,
22786 gen_tagged_type_instantiation_die): Removed.
22787 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
22790 2009-03-17 Janis Johnson <janis187@us.ibm.com>
22793 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
22795 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
22796 (check-parallel-%): Ditto.
22797 (check-consistency): Ditto.
22799 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
22801 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
22802 local variable rhs by NULL_TREE.
22804 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22807 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
22809 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22812 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
22814 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22817 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
22818 for ms->sysv ABI calls only in 64bit mode.
22820 * config/i386/i386.md (untyped_call): Support 32bit.
22822 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
22824 * doc/extend.texi: Replace x86_65 with x86_64.
22826 2009-03-16 Jakub Jelinek <jakub@redhat.com>
22828 PR tree-optimization/39455
22829 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
22830 mismatches for POINTER_TYPE_P (type).
22831 (number_of_iterations_le): Likewise.
22833 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22835 * config/picochip/picochip.c: Removed profiling support.
22836 * config/picochip/picochip.md: Removed profiling instruction.
22837 * config/picochip/picochip.h: Removed profiling builtin.
22839 2009-03-16 Joseph Myers <joseph@codesourcery.com>
22841 * doc/install.texi (--with-host-libstdcxx): Document.
22843 2009-03-14 Anatoly Sokolov <aesok@post.ru>
22846 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
22847 generate a warning if the function name does not begin with
22848 "__vector" and the function has either the 'signal' or 'interrupt'
22849 attribute, from here to ...
22850 (avr_declare_function_name): ...here. New function.
22851 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
22852 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
22854 2009-03-14 Jakub Jelinek <jakub@redhat.com>
22857 * cse.c (fold_rtx): Don't modify original const_arg1 when
22858 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
22859 separate variable instead.
22860 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
22861 from out of range shift counts.
22862 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
22864 2009-03-13 Catherine Moore <clm@codesourcery.com>
22866 * config/i386/x-mingw32 (host-mingw32.o): Replace
22867 diagnostic.h with $(DIAGNOSTIC_H).
22869 2009-03-12 Jakub Jelinek <jakub@redhat.com>
22872 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
22874 * config/i386/sync.md (sync_compare_and_swap<mode>,
22875 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
22876 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
22878 (sync_double_compare_and_swapdi_pic,
22879 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
22880 cmpxchg8b_pic_memory_operand instead of just memory_operand.
22882 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22885 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
22887 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22890 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
22891 (avx_addsubv4df3): Likewise.
22892 (*avx_addsubv4sf3): Likewise.
22893 (sse3_addsubv4sf3): Likewise.
22895 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22898 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
22900 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
22903 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
22904 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22905 registers for allocnos created from user-defined variables.
22907 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22910 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
22911 of non-integer mode as well.
22913 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
22915 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
22916 for functions for which the parameter types are unknown.
22918 2009-03-11 Jakub Jelinek <jakub@redhat.com>
22921 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
22922 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
22923 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
22924 * config/i386/i386.c (ix86_local_alignment): For
22925 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
22926 long long variables on the stack to avoid dynamic realignment.
22927 Allow the first argument to be a decl rather than type.
22928 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
22930 2009-03-11 Nick Clifton <nickc@redhat.com>
22933 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
22935 Add description to mno-lsim option.
22936 * config/mcore/mcore.h: Remove comment about deprecated m4align
22938 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
22939 * doc/invoke.texi: Add description of mno-lsim and
22940 mstack-increment options.
22942 * config/fr30/fr30.opt: Document the -mno-lsim option.
22943 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
22944 and -mno-lsim options.
22946 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22948 * fold-const.c (fold_comparison): Only call fold_inf_compare
22949 if the mode supports infinities.
22951 2009-03-11 Jason Merrill <jason@redhat.com>
22954 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
22955 end already did. Notice GIMPLE_CALL modifications of the result.
22956 Don't copy debug information from an ignored decl or a decl from
22959 2009-03-10 Richard Guenther <rguenther@suse.de>
22960 Nathan Froyd <froydnj@codesourcery.com>
22962 PR middle-end/37850
22963 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
22964 (__divMODE3): Likewise.
22966 2009-03-09 Jakub Jelinek <jakub@redhat.com>
22968 PR tree-optimization/39394
22969 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
22970 DECL_SIZE_UNIT of variable length FIELD_DECLs.
22972 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
22974 * recog.c (verfiy_changes): Disallow renaming of hard regs in
22975 inline asms for register asm ("") declarations.
22977 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
22979 * fold-const.c (fold_unary): Fix comment.
22981 2009-03-07 Jan Hubicka <jh@suse.cz>
22984 * tree-inline.c (setup_one_parameter): Do replacement of const
22985 argument by constant in SSA form.
22987 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22989 PR middle-end/38028
22990 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
22991 determine alignment passed to assign_stack_local.
22992 (assign_parms_unsplit_complex): Likewise.
22993 * except.c (sjlj_build_landing_pads): Likewise.
22995 2009-03-06 Jakub Jelinek <jakub@redhat.com>
22997 PR middle-end/39360
22998 * tree-flow.h (add_referenced_var): Return bool instead of void.
22999 * tree-dfa.c (add_referenced_var): Return result of
23000 referenced_var_check_and_insert call.
23001 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23002 of referenced_var_check_and_insert.
23005 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23006 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23007 DIE, don't emit it if abstract origin already has it.
23008 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23009 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23011 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23013 * genpreds.c (needs_variable): Fix parentheses at variable name
23015 (write_tm_constrs_h): Indent generated code.
23017 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23019 * doc/extend.texi (Function Attributes): Add documentation
23020 for isr attributes.
23022 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23025 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23026 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23028 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23030 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23033 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23036 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23037 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23039 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23041 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23042 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23043 constants instead of magic numbers.
23044 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23046 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23047 (x86_64_ms_abi_int_parameter_registers): Ditto.
23048 (x86_64_int_return_registers): Ditto.
23049 (ix86_maybe_switch_abi): Ditto.
23050 (ix86_expand_call): Ditto for clobbered_registers array.
23051 (ix86_hard_regno_mode_ok): Ditto.
23052 (x86_extended_QIreg_mentioned_p): Ditto.
23054 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23056 PR tree-optimization/39349
23057 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23059 * combine.c (gen_lowpart_for_combine): Use omode when generating
23062 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23064 PR rtl-optimization/39235
23065 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23067 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23069 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23071 2009-03-04 Richard Guenther <rguenther@suse.de>
23073 PR tree-optimization/39362
23074 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23075 that occur in abnormal PHIs should be varying.
23077 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23079 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23081 (simple_iv): Take loop as an argument instead of statement.
23082 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23083 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23085 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23087 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23088 * matrix-reorg.c (analyze_transpose): Ditto.
23089 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23090 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23091 * tree-predcom.c (ref_at_iteration): Ditto.
23092 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23094 2009-03-04 Richard Guenther <rguenther@suse.de>
23096 PR tree-optimization/39358
23097 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23098 escaped_id and callused_id.
23099 (solve_graph): Likewise.
23101 2009-03-04 Richard Guenther <rguenther@suse.de>
23103 PR tree-optimization/39339
23104 * tree-sra.c (try_instantiate_multiple_fields): Make it
23105 no longer ICE on the above.
23107 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23109 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23110 that fits within Pmode.
23112 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23114 PR middle-end/10109
23115 * tm.texi (LIBCALL_VALUE): Update description.
23117 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23119 PR middle-end/34443
23120 * doc/extend.texi (section): Update description.
23122 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23124 PR middle-end/39345
23125 * tree-inline.c (remapped_type): New.
23126 (can_be_nonlocal): Call remapped_type instead of remap_type.
23128 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23131 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23132 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23134 2009-03-03 Richard Guenther <rguenther@suse.de>
23136 PR middle-end/39272
23137 * tree.c (tree_nonartificial_location): New function.
23138 * tree.h (tree_nonartificial_location): Declare.
23139 * builtins.c (expand_builtin_memory_chk): Provide location
23140 of the call location for artificial function pieces.
23141 (maybe_emit_chk_warning): Likewise.
23142 (maybe_emit_sprintf_chk_warning): Likewise.
23143 (maybe_emit_free_warning): Likewise.
23144 * expr.c (expand_expr_real_1): Likewise.
23146 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23148 PR tree-optimization/39343
23149 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23150 COMPONENT_REF t has ARRAY_TYPE.
23152 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23154 PR middle-end/39335
23155 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23156 when the type precision of the induction variable should be
23157 larger than the type precision of nit.
23158 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23159 * graphite.c (graphite_loop_normal_form): Same.
23160 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23162 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23164 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23165 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23166 numbers to describe clobbered registers.
23167 (*call_value_0_rex64_ms_sysv): Ditto.
23168 * config/i386/mmx.md (mmx_emms): Ditto.
23169 (mmx_femms): Ditto.
23171 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23173 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23176 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23178 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23179 (spu_section_type_flags): New function.
23181 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23183 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23184 reg_class_contents of FLOAT_REGS into a temporary.
23186 2009-03-02 Richard Guenther <rguenther@suse.de>
23187 Ira Rosen <irar@il.ibm.com>
23189 PR tree-optimization/39318
23190 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23191 information to the vectorized statement.
23193 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23195 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23196 variable. Use defined names instead of magic constants for REX SSE
23199 2009-03-01 Richard Guenther <rguenther@suse.de>
23201 PR tree-optimization/39331
23202 * omp-low.c (lower_send_shared_vars): Do not receive new
23203 values for the reference of DECL_BY_REFERENCE parms or results.
23205 2009-03-01 Jan Hubicka <jh@suse.cz>
23208 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23209 BLOCK_NONLOCALIZED_VAR): New macros.
23210 (tree_block): Add nonlocalized_vars.
23211 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23212 gen_decl_die): Add origin argument. Allow generation of die with
23213 origin at hand only.
23214 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23215 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23217 (gen_block_die): Fix checking for unused blocks.
23218 (process_scope_var): Break out from .... ; work with origins only.
23219 (decls_for_scope) ... here; process nonlocalized list.
23220 (dwarf2out_ignore_block): Look for nonlocalized vars.
23221 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23223 (dump_scope_block): Dump them.
23224 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23225 (remap_block): Likewise.
23226 (can_be_nonlocal): New predicate.
23227 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23229 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23231 * configure: Regenerate.
23233 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23235 * optc-gen.awk: No need to duplicate option flags twice.
23236 Reuse help texts for duplicate options which do not have any.
23238 * gcc.c (display_help): Document --version.
23240 * gcc.c (main): If print_help_list and verbose_flag, ensure
23241 driver output comes before subprocess output.
23243 * optc-gen.awk: Assign all remaining fields to help string,
23244 space-separated, for multi-line help in *.opt.
23246 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23247 -Wno-pedantic-ms-format is for MinGW targets only.
23249 * doc/options.texi (Option file format): Fix bad indentation,
23250 restoring dropped sentence.
23252 2009-02-28 Jan Hubicka <jh@suse.cz>
23254 * tree-inline.c (tree_function_versioning): Output debug info.
23256 2009-02-28 Jan Hubicka <jh@suse.cz>
23259 * tree-inline.c (setup_one_parameter): Do not copy propagate
23260 arguments when not optimizing.
23262 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23265 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23266 (avx_addsubv4df3): Likewise.
23267 (*avx_addsubv4sf3): Likewise.
23268 (sse3_addsubv4sf3): Likewise.
23269 (*avx_addsubv2df3): Likewise.
23270 (sse3_addsubv2df3): Likewise.
23271 (avx_unpckhps256): Correct item selectors.
23272 (avx_unpcklps256): Likewise.
23273 (avx_unpckhpd256): Likewise.
23274 (avx_unpcklpd256): Likewise.
23276 2009-02-28 Jan Hubicka <jh@suse.cz>
23278 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23280 (copy_arguments_for_versioning): If var is declared don't declare it.
23281 (tree_function_versioning): First setup substitutions and then copy
23284 2009-02-27 Jan Hubicka <jh@suse.cz>
23287 * cgraph.h (varpool_output_debug_info): Remove.
23288 * cgraphunit.c (varpool_output_debug_info): Remove.
23289 * dwarf2out.c (deferred_locations_struct): New struct
23290 (deferred_locations): New type.
23291 (deferred_locations_list): New static var.
23292 (deffer_location): New function.
23293 (gen_variable_die): Use it.
23294 (decls_for_scope): Output info on local static vars.
23295 (dwarf2out_finish): Process deferred locations.
23296 * varpool.c (varpool_output_debug_info): Remove.
23298 2009-02-27 Jan Hubicka <jh@suse.cz>
23301 * tree.h (TREE_PROTECTED): Fix comment.
23302 (BLOCK_HANDLER_BLOCK): Remove.
23303 (struct tree_block): Remove handler_block add body_block.
23304 (inlined_function_outer_scope_p): New.
23305 (is_body_block): Remove.
23306 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23307 * dwarf2out.c (is_inlined_entry_point): Remove.
23308 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23309 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23311 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23312 * gimplify.c (gimplify_expr): Gimplify body blocks.
23313 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23314 block with multiple subblocks.
23315 (dump_scope_block): Prettier output; dump more flags and info.
23316 (dump_scope_blocks): New.
23317 (remove_unused_locals): Use dump_scope_blocks.
23318 * tree-flow.h (dump_scope_blocks): Declare.
23319 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23320 * stmt.c (is_body_block): Remove.
23321 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23322 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23324 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23326 PR middle-end/39308
23327 * graphite.c (graphite_loop_normal_form): Do not call
23328 number_of_iterations_exit from a gcc_assert.
23330 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23332 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23333 jumps if COND is NULL.
23334 (find_cond_jump): New function.
23335 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23336 * config/s390/s390.md: Remove z10_cobra attribute value.
23338 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23340 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23341 force_const_mem returns NULL_RTX.
23343 2009-02-26 Jan Hubicka <jh@suse.cz>
23346 * cgraph.h (varpool_output_debug_info): Remove.
23347 * cgraphunit.c (varpool_output_debug_info): Remove.
23348 * dwarf2out.c (deferred_locations_struct): New struct
23349 (deferred_locations): New type.
23350 (deferred_locations_list): New static var.
23351 (deffer_location): New function.
23352 (gen_variable_die): Use it.
23353 (decls_for_scope): Output info on local static vars.
23354 (dwarf2out_finish): Process deferred locations.
23355 * varpool.c (varpool_output_debug_info): Remove.
23357 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23359 PR rtl-optimization/39241
23360 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23361 to subreg_offset_representable_p.
23363 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23365 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23366 execute function prototype. Get f and nregs from max_reg_num
23367 and get_insns. Remove the first backward pass as it's dead,
23368 guard the forward pass by flag_expensive_optimizations.
23369 (rest_of_handle_regmove): Delete.
23370 (pass_regmove): Replace it with regmove_optimize.
23372 2009-02-25 Martin Jambor <mjambor@suse.cz>
23374 PR tree-optimization/39259
23375 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23376 calls_alloca function flags.
23377 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23378 calls are detected.
23380 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23382 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23383 flags_set_1_rtx, flags_set_1_set): Delete.
23384 (regmove_optimize): Do not call mark_flags_life_zones.
23386 2009-02-24 Julian Brown <julian@codesourcery.com>
23389 * config/arm/arm.c (require_pic_register): Only set
23390 cfun->machine->pic_reg once per function.
23392 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23394 * doc/invoke.texi (Link Options): Document an easier way to pass
23395 options that take arguments to the GNU linker using -Xlinker and -Wl.
23397 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23400 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23402 2009-02-24 Richard Guenther <rguenther@suse.de>
23405 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23407 2009-02-24 Richard Guenther <rguenther@suse.de>
23408 Zdenek Dvorak <ook@ucw.cz>
23410 PR tree-optimization/39233
23411 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23412 from converting them to a generic type.
23414 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
23416 PR tree-optimization/39260
23417 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
23418 contains a condition with a real type.
23419 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
23421 2009-02-23 Jason Merrill <jason@redhat.com>
23424 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
23425 narrowing_initializer_constant_valid_p.
23426 (narrowing_initializer_constant_valid_p): Don't return
23427 null_pointer_node for adding a pointer to itself.
23429 2009-02-23 Jan Hubicka <jh@suse.cz>
23432 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
23435 2009-02-23 Jan Hubicka <jh@suse.cz>
23437 PR tree-optimization/37709
23438 * tree.c (block_ultimate_origin): Move here from dwarf2out.
23439 * tree.h (block_ultimate_origin): Declare.
23440 * dwarf2out.c (block_ultimate_origin): Move to tree.c
23441 * tree-ssa-live.c (remove_unused_scope_block_p):
23442 Eliminate blocks containig no instructions nor live variables nor
23444 (dump_scope_block): New function.
23445 (remove_unused_locals): Enable removal of dead blocks by default;
23446 enable dumping at TDF_DETAILS.
23448 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23450 * config/i386/i386.c (classify_argument): Don't allow COImode
23452 (function_arg_advance_32): Don't allow OImode.
23453 (function_arg_32): Likewise.
23454 (function_value_32): Likewise.
23455 (return_in_memory_32): Likewise.
23456 (function_arg_64): Remove OImode comment.
23458 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23461 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
23462 ix86_expand_vector_set for V4DImode in 64bit mode only.
23463 (ix86_expand_vector_init_one_var): Likewise.
23465 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
23467 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
23469 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23472 * loop-iv.c: Revert last change.
23473 * emit-rtl.c: Likewise.
23475 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23478 * config/i386/i386.c (type_natural_mode): Remove an extra
23479 space in the warning message.
23480 (function_value_32): Handle 32-byte vector modes.
23481 (return_in_memory_32): Likewise.
23483 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23485 * loop-iv.c (truncate_value): New function.
23486 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
23488 (lowpart_subreg): Move to...
23489 * emit-rtl.c: ...here.
23491 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
23493 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
23494 accidental and undocumented change at revision 140860.
23496 2009-02-21 Joseph Myers <joseph@codesourcery.com>
23498 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
23499 take gimple_seq * arguments.
23500 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
23501 types_compatible_p langhook.
23503 2009-02-20 Mark Mitchell <mark@codesourcery.com>
23504 Joseph Myers <joseph@codesourcery.com>
23506 * config/arm/arm.c (arm_builtin_va_list): New function.
23507 (arm_expand_builtin_va_start): Likewise.
23508 (arm_gimplify_va_arg_expr): Likewise.
23509 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
23510 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
23511 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
23512 (va_list_type): New variable.
23513 (arm_mangle_type): Mangle va_list_type appropriately.
23515 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23517 PR middle-end/39157
23518 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
23519 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
23520 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
23521 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
23522 parameter to 1000 for -O1 by default.
23523 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
23525 * loop-invariant.c: Include params.h.
23526 (move_loop_invariants): Don't call move_single_loop_invariants on
23529 2009-02-20 Jaka Mocnik <jaka@xlab.si>
23531 * calls.c (emit_library_call_value_1): Use slot_offset instead of
23532 offset when calculating bounds for indexing stack_usage_map. Fixes
23533 a buffer overflow with certain target setups.
23535 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23538 * calls.c (expand_call): Clear try_tail_call if caller and callee
23539 disagree in promotion of function return value.
23541 2009-02-19 Jakub Jelinek <jakub@redhat.com>
23544 * c-common.c (c_determine_visibility): If visibility changed and
23545 DECL_RTL has been already set, call make_decl_rtl to update symbol
23548 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
23551 * varasm.c (assemble_variable): Don't check DECL_NAME when
23552 globalizing a variable.
23554 2009-02-19 Joseph Myers <joseph@codesourcery.com>
23557 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
23558 expression before any __builtin_trap call.
23559 * c-typeck.c (build_function_call): Convert and check function
23560 arguments before generating a call to a trap. Evaluate the
23561 function arguments before the trap.
23563 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
23566 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
23567 (UNSPEC_FXAM_MEM): New unspec.
23568 (fxam<mode>2_i387_with_temp): New insn and split pattern.
23569 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
23570 memory using fxam<mode>2_i387_with_temp to remove excess precision.
23572 2009-02-19 Richard Guenther <rguenther@suse.de>
23574 PR tree-optimization/39207
23575 PR tree-optimization/39074
23576 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
23577 storedanything_tree): New.
23578 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
23579 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
23580 (build_succ_graph): Add edges from STOREDANYTHING to all
23582 (init_base_vars): Initialize STOREDANYTHING.
23583 (compute_points_to_sets): Free substitution info after
23584 building the succ graph.
23585 (ipa_pta_execute): Likewise.
23587 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
23589 (do_ds_constraint): Do not add to special var or non-pointer
23591 (type_could_have_pointers): Split out from ...
23592 (could_have_pointers): ... here. For arrays use the element type.
23593 (create_variable_info_for): Initialize may_have_pointers.
23594 (new_var_info): Likewise.
23595 (handle_lhs_call): Make the HEAP variable unknown-sized.
23596 (intra_create_variable_infos): Use a type with pointers for
23597 PARM_NOALIAS, make it unknown-sized.
23599 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
23602 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
23604 2009-02-18 Jason Merrill <jason@redhat.com>
23607 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
23608 value if DECL_EXTERNAL.
23609 * tree-sra.c (sra_walk_gimple_assign): Likewise.
23610 * target.h (gcc_target::binds_local_p): Clarify "module".
23611 * tree.h (TREE_PUBLIC): Clarify "module".
23613 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
23616 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
23617 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
23619 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
23622 * c.opt (Wabi): Support C and ObjC.
23625 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
23627 * config/i386/i386.c (classify_argument): Warn once about the ABI
23628 change when passing union with long double.
23630 * doc/invoke.texi: Update -Wabi for warning psABI changes.
23632 2009-02-18 Joseph Myers <joseph@codesourcery.com>
23635 * c-parser.c (c_parser_compound_statement): Always enter and leave
23638 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23641 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
23643 2009-02-18 Jakub Jelinek <jakub@redhat.com>
23645 PR tree-optimization/36922
23646 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
23647 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
23650 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23652 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
23655 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23657 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
23659 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23661 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
23664 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
23665 Richard Sandiford <rdsandiford@googlemail.com>
23667 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
23668 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
23669 (loongson_biadd): ...this.
23671 2009-02-17 Richard Guenther <rguenther@suse.de>
23673 PR tree-optimization/39202
23674 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
23675 a var make sure to follow existing collapses.
23677 2009-02-17 Richard Guenther <rguenther@suse.de>
23679 PR middle-end/39214
23680 * langhooks.c (lhd_print_error_function): Check for NULL block.
23682 2009-02-17 Richard Guenther <rguenther@suse.de>
23684 PR tree-optimization/39204
23685 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
23688 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
23690 * config/soft-fp/double.h: Update from glibc CVS.
23692 2009-02-17 Richard Guenther <rguenther@suse.de>
23694 PR tree-optimization/39207
23695 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
23696 strict-aliasing warnings for pointers pointing to NULL.
23698 2009-02-16 Joseph Myers <joseph@codesourcery.com>
23701 * c-parser.c (c_parser_braced_init): Call pop_init_level when
23702 skipping until next close brace.
23704 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
23707 * config/i386/i386.c (ix86_expand_push): Set memory alignment
23708 to function argument boundary.
23710 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23712 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
23713 in the lea_add. Reload eventually constraints it properly.
23714 * config/picochip/constraints.md: Remove the target constraint
23715 "b", since it is not needed anymore.
23717 2009-02-16 Jakub Jelinek <jakub@redhat.com>
23719 * gthr-dce.h: Uglify function parameter and local variable names.
23720 * gthr-gnat.h: Likewise.
23721 * gthr-mipssde.h: Likewise.
23722 * gthr-nks.h: Likewise.
23723 * gthr-posix95.h: Likewise.
23724 * gthr-posix.h: Likewise.
23725 * gthr-rtems.h: Likewise.
23726 * gthr-single.h: Likewise.
23727 * gthr-solaris.h: Likewise.
23728 * gthr-tpf.h: Likewise.
23729 * gthr-vxworks.h: Likewise.
23730 * gthr-win32.h: Likewise.
23732 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
23735 * config/i386/i386.md: Restrict the new peephole2 to move
23736 between MMX/SSE registers.
23738 2009-02-15 Richard Guenther <rguenther@suse.de>
23741 2009-02-13 Richard Guenther <rguenther@suse.de>
23743 * configure.ac: Enable LFS.
23744 * configure: Re-generate.
23745 * config.in: Likewise.
23747 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23749 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
23750 spu_srqwbyte, spu_srqwbytebc): Define.
23751 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
23752 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
23753 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
23754 "shrqby_<mode>"): New insn-and-split patterns.
23755 * config/spu/spu.c (expand_builtin_args): Determine and return
23756 number of operands using spu_builtin_description data.
23757 (spu_expand_builtin_1): Use it.
23759 2009-02-13 Steve Ellcey <sje@cup.hp.com>
23762 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
23765 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23768 * config/i386/i386.c (override_options): Correct warning
23769 messages for -malign-loops, -malign-jumps and -malign-functions.
23771 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23774 * config/i386/i386.md: Restrict the new peephole2 to move
23775 between the general purpose registers.
23777 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23780 * config/i386/i386.c (type_natural_mode): Add a new argument.
23781 Return the original mode and warn ABI change if vector size is 32byte.
23782 (function_arg_advance): Updated.
23783 (function_arg): Likewise.
23784 (ix86_function_value): Likewise.
23785 (ix86_return_in_memory): Likewise.
23786 (ix86_sol10_return_in_memory): Likewise.
23787 (ix86_gimplify_va_arg): Likewise.
23788 (function_arg_32): Don't warn ABX ABI change here.
23789 (function_arg_64): Likewise.
23791 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
23793 * loop-iv.c (implies_p): In the final case, test that operands 0
23794 of the two comparisons match.
23796 * config/bfin/bfin.c (find_prev_insn_start): New function.
23797 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
23798 (find_next_insn_start): Move.
23800 2009-02-13 Richard Guenther <rguenther@suse.de>
23802 * configure.ac: Enable LFS.
23803 * configure: Re-generate.
23804 * config.in: Likewise.
23806 2009-02-13 Joseph Myers <joseph@codesourcery.com>
23809 * c-parser.c (c_parser_parms_list_declarator): Discard pending
23810 sizes on syntax error after some arguments have been parsed.
23812 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23814 * doc/invoke.texi (-fira): Remove.
23816 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23818 * caller-save.c: Replace regclass.c with reginfo.c in comments.
23819 * recog.c: Likewise.
23822 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
23824 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
23825 (umul_ppmm): Likewise.
23826 (count_leading_zeros): Likewise.
23827 (count_trailing_zeros): Likewise.
23828 (UMUL_TIME): Likewise.
23830 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23832 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
23833 soft-fp/t-softfp to tmake_file.
23835 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
23836 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
23837 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
23838 IA64_BUILTIN_INFQ]: New.
23839 (ia64_init_builtins): Initialize __builtin_infq,
23840 __builtin_fabsq and __builtin_copysignq if not HPUX.
23841 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
23842 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
23844 * config/ia64/lib1funcs.asm (__divtf3): Define only if
23846 (__fixtfti): Likewise.
23847 (__fixunstfti): Likewise.
23848 (__floattitf): Likewise.
23850 * config/ia64/libgcc-glibc.ver: New.
23851 * config/ia64/t-fprules-softfp: Likewise.
23852 * config/ia64/sfp-machine.h: Likewise.
23854 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
23855 (LIBGCC2_TF_CEXT): Likewise.
23856 (TF_SIZE): Likewise.
23857 (TARGET_INIT_LIBFUNCS): Likewise.
23859 * config/ia64/t-glibc (SHLINB_MAPFILES):
23860 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
23862 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23864 * config/i386/i386.c (construct_container): Rewrite processing
23865 BLKmode with X86_64_SSE_CLASS.
23867 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
23870 * config/i386/i386.md: Replace simplify_replace_rtx with
23871 replace_rtx in the new peephole2.
23873 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
23875 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
23876 loop unrolling do not happen at -O2.
23878 2009-02-12 Michael Matz <matz@suse.de>
23880 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
23882 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23884 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
23887 2009-02-12 Ben Elliston <bje@au.ibm.com>
23889 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
23890 patterns when updating the back chain. Missed in the 2009-02-10
23893 2009-02-11 Janis Johnson <janis187@us.ibm.com>
23895 * doc/extend.texi (Decimal Floating Types): Update identifier of
23896 draft TR and list of missing support.
23898 2009-02-11 Jakub Jelinek <jakub@redhat.com>
23900 PR middle-end/39154
23901 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
23902 bit to variable length decl's flags, add it also to its
23903 pointer replacement variable.
23905 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
23906 Jakub Jelinek <jakub@redhat.com>
23909 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
23910 (memory_blockage): New expander.
23911 (*memory_blockage): New insn pattern.
23912 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
23913 instead of general blockage at the end of function prologue when
23914 frame pointer is used to access red zone area. Do not emit blockage
23915 when profiling, it is emitted in generic code.
23916 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
23917 function epilogue when frame pointer is used to access red zone area.
23919 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
23922 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
23923 by arithmetic with memory operands.
23924 * config/i386/predicates.md (commutative_operator): New.
23926 2009-02-10 Janis Johnson <janis187@us.ibm.com>
23928 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
23931 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
23933 * alias.h (record_alias_subset): Declare.
23934 * alias.c (record_alias_subset): Make global.
23936 2009-02-10 Nick Clifton <nickc@redhat.com>
23938 * tree-parloops.c: Change license to GPLv3.
23939 * ipa-struct-reorg.c: Change license to GPLv3.
23940 * ipa-struct-reorg.h: Change license to GPLv3.
23942 2009-02-10 Steve Ellcey <sje@cup.hp.com>
23945 * c-decl.c (start_struct): Return NULL on error.
23947 2009-02-10 Jakub Jelinek <jakub@redhat.com>
23949 PR middle-end/39124
23950 * cfgloopmanip.c (remove_path): Call remove_bbs after
23951 cancel_loop_tree, not before it.
23954 * function.h (struct function): Add has_local_explicit_reg_vars bit.
23955 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
23956 VAR_DECLs were seen.
23957 * tree-ssa-live.c (remove_unused_locals): Recompute
23958 cfun->has_local_explicit_reg_vars.
23959 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
23960 copies or clearings if cfun->has_local_explicit_reg_vars.
23962 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
23965 * config/i386/i386.c (expand_prologue): Emit blockage at the end
23966 of function prologue when frame pointer is used to access
23969 2009-02-10 Richard Guenther <rguenther@suse.de>
23971 PR middle-end/39127
23972 * gimplify.c (gimple_regimplify_operands): Always look if
23973 we need to create a temporary.
23975 2009-02-10 Richard Guenther <rguenther@suse.de>
23977 PR tree-optimization/39132
23978 * tree-loop-distribution.c (todo): New global var.
23979 (generate_memset_zero): Trigger TODO_rebuild_alias.
23980 (tree_loop_distribution): Return todo.
23982 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
23985 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
23986 (x86_64_reg_class_name): Removed.
23987 (classify_argument): Return 0 if bytes > 32. Return 0 if the
23988 first one isn't X86_64_SSE_CLASS or any other ones aren't
23989 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
23990 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
23991 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
23992 and 3 X86_64_SSEUP_CLASS.
23993 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
23994 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
23996 2009-02-10 Ben Elliston <bje@au.ibm.com>
23998 * config/rs6000/rs6000.md (allocate_stack): Always use an update
23999 form instruction to update the stack back chain word, even if the
24000 user has disabled the generation of update instructions.
24001 (movdi_<mode>_update_stack): New.
24002 (movsi_update_stack): Likewise.
24003 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24004 always use an update form instruction to update the stack back
24007 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24009 PR middle-end/38953
24010 * graphite.c (if_region_set_false_region): After moving a region in
24011 the false branch of a condition, remove the empty dummy basic block.
24012 (gloog): Remove wrong fix for PR38953.
24014 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24016 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24017 generation due to implicit sign extension.
24019 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24021 PR middle-end/38981
24022 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24023 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24025 2009-02-09 Richard Guenther <rguenther@suse.de>
24027 PR middle-end/35202
24028 * convert.c (convert_to_real): Disable (float)fn((double)x)
24029 to fnf(x) conversion if errno differences may occur and
24030 -fmath-errno is set.
24032 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24034 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24035 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24036 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24038 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24041 * c-common.c (handle_alias_attribute): Disallow attribute for
24042 anything not a FUNCTION_DECL or VAR_DECL.
24044 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24047 * real.c (do_compare): Special-case compare of zero against
24048 decimal float value.
24050 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24053 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24054 as indicating flexible array members unless the field itself is
24055 being declarared as the incomplete array.
24057 2009-02-06 Jan Hubicka <jh@suse.cz>
24059 PR tree-optimization/38844
24060 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24061 is already inlined.
24063 2009-02-06 Richard Guenther <rguenther@suse.de>
24065 PR middle-end/38977
24066 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24067 fork because we may expand it as __gcov_fork.
24069 2009-02-06 Nick Clifton <nickc@redhat.com>
24071 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24073 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24075 PR tree-optimization/35659
24076 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24077 vn_phi_eq): Shortcut if hashcode does not match.
24078 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24080 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24081 and avoid iterative_hash_expr.
24082 (FOR_EACH_VALUE_ID_IN_SET): New.
24083 (value_id_compare): Remove.
24084 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24085 sort expressions by value id.
24087 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24090 * config/sh/predicates.md (general_movsrc_operand): Don't check
24091 the subreg of system registers here.
24093 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24096 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24097 on the copied decl.
24099 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24101 PR rtl-optimization/39110
24102 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24103 addresses, not aligned ones.
24105 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24106 Richard Guenther <rguenther@suse.de>
24108 PR tree-optimization/39100
24109 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24110 comment says and add edges.
24112 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24115 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24116 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24118 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24120 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24121 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24122 register_bb_in_sese, new_sese, free_sese): Moved.
24123 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24124 outermost_loop_in_scop, build_scop_iteration_domain,
24125 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24126 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24127 Use loop_in_sese_p instead of loop_in_scop_p.
24128 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24129 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24130 (scopdet_basic_block_info): Fix bug in scop detection.
24131 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24132 eq_loop_to_cloog_loop): Remove.
24133 (nb_loops_around_loop_in_scop, nb_loop
24134 ref_nb_loops): Moved here...
24135 * graphite.h (ref_nb_loops): ... from here.
24136 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24137 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24138 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24139 * testsuite/gcc.dg/graphite/scop-19.c: New
24141 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24142 Hans-Peter Nilsson <hp@axis.com>
24144 PR rtl-optimization/37889
24145 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24146 Move offset handling from PLUS to before the switch. Use new
24147 arguments when considering SYMBOL_REFs too.
24148 (rtx_addr_can_trap_p): Pass dummy offset and size.
24149 (enum may_trap_p_flags): Remove.
24150 (may_trap_p_1): Pass size from MEM_SIZE.
24152 PR rtl-optimization/38921
24153 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24154 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24155 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24156 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24158 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24160 AVX Programming Reference (January, 2009)
24161 * config/i386/sse.md (*vpclmulqdq): New.
24163 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24165 PR tree-optimization/38977
24166 PR gcov-profile/38292
24167 * calls.c (special_function_p): Disregard __builtin_ prefix.
24169 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24171 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24172 non-indexable addresses even before reload.
24174 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24177 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24178 as having variable size. Do not give an error for unnamed
24179 parameters with [*] declarators. Give a warning for type names
24180 with [*] declarators and mark them as variable size.
24181 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24182 for sizeof applied to [*] type names.
24184 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24187 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24189 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24191 * gcc.c (process_command): Update copyright notice dates.
24192 * gcov.c (print_version): Likewise.
24193 * gcov-dump.c (print_version): Likewise.
24194 * mips-tfile.c (main): Likewise.
24195 * mips-tdump.c (main): Likewise.
24197 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24200 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24201 for composite type involving a zero-length array type.
24203 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24206 * function.c (match_asm_constraints_1): Skip over
24207 initial optional % in the constraint.
24209 PR inline-asm/39059
24210 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24211 supported, don't accept FIXED_CSTs.
24212 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24213 and _Sat is used without _Fract/_Accum. Set specs->type to
24214 integer_type_node for cts_fract/cts_accum if fixed point is not
24217 2009-02-02 Catherine Moore <clm@codesourcery.com>
24219 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24221 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24223 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24224 (ABI_HAS_64BIT_SYMBOLS): Use it.
24225 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24227 2009-02-02 Paul Brook <paul@codesourcery.com>
24229 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24231 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24233 PR inline-asm/39058
24234 * recog.h (asm_operand_ok): Add constraints argument.
24235 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24236 recurse on matching constraint.
24237 (check_asm_operands): Pass constraints as 3rd argument to
24238 asm_operand_ok. Don't look up matching constraint here.
24239 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24242 2009-02-02 Ben Elliston <bje@au.ibm.com>
24244 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24245 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24247 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24249 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24250 information. Remove some obsolete information. Reorganize.
24252 * config/pa/fptr.c: Revert license to GPL 2.
24253 * config/pa/milli64.S: Likewise.
24255 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24258 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24259 LIBRARY name in, instead of hard-coding it.
24260 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24261 extra target make frag to tmake_files according to EH model.
24262 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24263 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24264 frags that define makefile variable EH_MODEL appropriately.
24265 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24266 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24267 to "-sjlj" according to type of EH configured.
24268 (LIBGCC_SONAME): Concatenate it to shared library base name.
24269 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24270 to "_sjlj" according to type of EH configured.
24271 (LIBGCC_SONAME): Concatenate it to shared library base name.
24272 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24273 (SHLIB_LINK): Add missing semicolon to if-else construct.
24274 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24275 string value of "pe_dll" command-line option.
24276 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24277 (SHLIB_SONAME): Use it when overriding t-cygming default.
24278 (SHLIB_IMPLIB): Override t-cygming default.
24279 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24280 string value of "pe_dll" command-line option.
24282 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24285 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24286 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24288 2009-01-31 Richard Guenther <rguenther@suse.de>
24290 PR tree-optimization/38937
24291 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24292 computing the transitive closure.
24294 2009-01-30 Richard Guenther <rguenther@suse.de>
24296 PR tree-optimization/39041
24297 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24298 Propagate variable indices only if the types match for this stmt.
24300 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24303 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24304 inline but never defined.
24306 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24308 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24309 (*insv_h_di_reg_extimm): New insn.
24310 (*insv_l<mode>_reg_extimm): New insn.
24312 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24314 * config/picochip/picochip.c (flag_conserve_stack): set
24315 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24316 fconserve-stack. Reduce call-overhead used by inliner.
24318 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24321 * common.opt (flag_conserve_stack): Initialised to zero.
24323 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24326 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24327 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24330 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24332 * ira-color.c (allocno_reload_assign): Update comments.
24333 * regmove.c (regmove_optimize): Likewise.
24337 2009-01-29 Robert Millan <rmh@aybabtu.com>
24339 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24340 * config/i386/kopensolaris-gnu.h: New file. Undefine
24341 `MD_UNWIND_SUPPORT'.
24342 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24344 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24346 PR tree-optimization/39007
24347 * tree-loop-distribution.c (generate_builtin): Use
24348 recompute_dominator to compute the immediate dominator of the
24349 basic block just after the loop.
24351 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24353 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24354 (ASM_OUTPUT_DWARF_PCREL): Define.
24356 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24358 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24359 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24360 global. Modify entries about regmove and IRA.
24362 * ra-conflict.c: Remove the file.
24364 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24366 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24367 (pass_regclass_init): Rename to pass_reginfo_init.
24369 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24371 * toplev.h (flag_ira): Remove.
24373 * caller-save.c (setup_save_areas): Remove flag_ira.
24375 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24377 * global.c: Remove the file.
24379 * opts.c (decode_options): Remove flag_ira.
24381 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24383 * regmove.c: Modify file description.
24384 (find_use_as_address, try_auto_increment): Define them only if
24385 AUTO_INC_DEC is defined.
24386 (replacement_quality, replace_in_call_usage, fixup_match_1,
24387 stable_and_no_regs_but_for_p): Remove.
24388 (reg_set_in_bb): Make it static.
24389 (regmove_optimize): Remove flag_ira and code which worked for
24392 * local-alloc.c: Remove the file.
24394 * common.opt (fira): Remove.
24396 * ira.c: Include except.h.
24397 (eliminable_regset): Move from global.c.
24398 (mark_elimination): Ditto. Remove flag_ira.
24399 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24400 equiv_mem_modified, validate_equiv_mem_from_store,
24401 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24402 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24403 no_equiv, recorded_label_ref): Move from local-alloc.c.
24404 (update_equiv_regs): Ditto. Make it static.
24405 (print_insn_chain, print_insn_chains): Move it from global.c.
24406 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24407 (build_insn_chain): Ditto. Make it static.
24408 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24409 Rename to init_live_subregs.
24410 (gate_ira): Remove flag_ira.
24412 * regclass.c: Rename reginfo.c. Change file description.
24413 (FORBIDDEN_INC_DEC_CLASSES): Remove.
24414 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
24415 (init_reg_sets_1): Remove code for evaluation of
24416 reg_class_superclasses and losing_caller_save_reg_set.
24417 (init_regs): Remove init_reg_autoinc.
24418 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
24419 ok_for_base_p_nonstrict): Remove.
24420 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
24421 (pass_regclass_init): Rename to pass_reginfo_init. Modify
24422 corresponding entries.
24423 (dump_regclass, record_operand_costs, scan_one_insn,
24424 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
24425 record_address_regs, auto_inc_dec_reg_p): Remove.
24426 (gt-regclass.h): Rename to gt-reginfo.h.
24428 * rtl.h (dump_global_regs, retry_global_alloc,
24429 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
24431 * Makefile.in (RA_H): Remove.
24432 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
24433 Rename regclass.o to reginfo.o.
24434 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
24436 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
24437 (GTFILES): Rename regclass.c to reginfo.c.
24439 * passes.c (init_optimization_passes): Remove pass_local_alloc and
24440 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
24442 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24443 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
24445 (finish_spills): Ditto. Remove code for !flag_ira.
24447 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
24449 PR middle-end/35854
24450 * doc/invoke.texi (rtl debug options): Complete rewrite.
24451 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
24453 * mode-switching.c (pass_mode_switching): Rename pass from
24454 "mode-sw" to "mode_sw".
24455 * except.c (pass_convert_to_eh_ranges): Rename pass from
24456 "eh-ranges" to "eh_ranges".
24457 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
24461 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
24462 Alexander Monakov <amonakov@ispras.ru>
24464 PR middle-end/38857
24465 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
24467 (move_exprs_to_boundary): Change return type and pass through
24468 should_move from move_op. Relax assert. Update usage ...
24469 (schedule_expr_on_boundary): ... here. Use should_move instead of
24471 (move_op_orig_expr_found): Indicate that insn was disconnected from
24473 (code_motion_process_successors): Do not call after_merge_succs
24474 callback if original expression was not found when traversing any of
24476 (code_motion_path_driver): Change return type. Update prototype.
24477 (move_op): Update comment. Add a new parameter (should_move). Update
24478 prototype. Set *should_move based on indication provided by
24479 move_op_orig_expr_found.
24481 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
24483 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
24484 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
24485 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
24486 * config/rs6000/rs6000.c (rs6000_override_options): Default
24487 avoid-indexed-addresses on for Power6, off for everything else.
24488 (avoiding_indexed_address_p): New function.
24489 (rs6000_legitimize_address): Use it.
24490 (rs6000_legitimate_address): Likewise.
24491 * config/rs6000/rs6000.md (movXX_updateX): Likewise
24493 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
24495 PR tree-optimization/38997
24496 * tree-loop-distribution.c (generate_memset_zero): Use
24497 POINTER_PLUS_EXPR for a pointer addition.
24499 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
24501 * config/s390/s390.md (bswap<mode>2): New pattern added.
24503 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24505 * config/s390/s390.md (*tls_load_31): Added type attribute.
24507 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24509 * config/s390/s390.md: Fix a few comments.
24511 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24513 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
24514 (*tm<mode>_full): Fixed z10prop attribute.
24515 (*tst<mode>_extimm): Fixed z10prop attribute.
24516 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
24517 (*tstqiCCT_cconly): Fixed z10prop attribute.
24518 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
24519 (*movsi_larl): Fixed z10prop attribute.
24520 (*movsi_zarch): Fixed z10prop attribute.
24521 (*movsi_eas): Fixed z10prop attribute.
24522 (*movhi): Fixed z10prop attribute.
24523 (*movqi): Fixed z10prop attribute.
24524 (*movstrictqi): Fixed z10prop attribute.
24525 (*mov<mode>): Fixed z10prop attribute.
24526 (*movcc): Fixed z10prop attribute.
24527 (*sethighpartdi_64): Fixed z10prop attribute.
24528 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
24529 (*negdi2_sign_cc): Fixed z10prop attribute.
24530 (*negdi2_sign): Fixed z10prop attribute.
24531 (*absdi2_sign_cc): Fixed z10prop attribute.
24532 (*absdi2_sign): Fixed z10prop attribute.
24533 (*negabsdi2_sign_cc): Fixed z10prop attribute.
24534 (*negabsdi2_sign): Fixed z10prop attribute.
24535 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
24536 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
24537 (doloop_si64): Fixed z10prop attribute.
24538 (doloop_si31): Fixed z10prop attribute.
24539 (doloop_long): Fixed z10prop attribute.
24540 (indirect_jump): Fixed z10prop attribute.
24541 (nop): Fixed z10prop attribute.
24542 (main_base_64): Fixed z10prop attribute.
24543 (reload_base_64): Fixed z10prop attribute.
24545 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24547 PR rtl-optimization/38740
24548 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
24550 * config/mips/mips.c (mips_reorg): Likewise.
24552 2009-01-28 Richard Guenther <rguenther@suse.de>
24554 PR tree-optimization/38926
24555 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
24556 with the correct value id to a value.
24557 (do_regular_insertion): Use the value number of edoubleprime
24558 for the value number of the expr.
24561 2008-08-21 Richard Guenther <rguenther@suse.de>
24563 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
24564 a PHI ask VN if it is already available.
24565 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
24566 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
24568 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24570 PR middle-end/38934
24571 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
24572 set to varying whenever max has TREE_OVERFLOW set, similarly
24573 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
24575 2009-01-28 Richard Guenther <rguenther@suse.de>
24577 PR middle-end/38908
24578 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
24579 uninitialized aggregate uses in call arguments.
24581 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
24583 PR tree-optimization/38984
24584 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
24585 the nothing_id variable if -fno-delete-null-pointer-checks.
24587 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
24590 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
24591 (set_got_offset_rex64): Ditto.
24593 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
24596 * doc/extend.texi: Improve local variable with asm reg.
24598 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
24600 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
24601 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
24602 was not supplied then set warn_packed_bitfield_compat to the
24603 default value of 1.
24604 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
24607 2009-01-27 Richard Guenther <rguenther@suse.de>
24609 PR tree-optimization/38503
24610 * cfgexpand.c (expand_gimple_basic_block): Ignore
24611 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
24612 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
24613 variables that cannot have TBAA applied.
24614 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
24617 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
24619 PR middle-end/38969
24620 * calls.c (initialize_argument_information): Do not wrap complex
24621 arguments in SAVE_EXPR.
24623 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
24625 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
24626 (INSTALL_LIBGCC): Revert typo commit.
24628 2009-01-26 Richard Guenther <rguenther@suse.de>
24630 PR tree-optimization/38745
24631 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
24632 from special handling.
24634 2009-01-26 Richard Guenther <rguenther@suse.de>
24636 PR tree-optimization/38745
24637 * tree-ssa.c (execute_update_addresses_taken): Do not include
24638 variables that cannot possibly be a register in not_reg_needs.
24639 Do not clear TREE_ADDRESSABLE on vars that may not become
24641 * tree-ssa.c (update_alias_info_1): Include those in the set
24642 of addressable vars.
24644 2009-01-26 Richard Guenther <rguenther@suse.de>
24646 PR middle-end/38851
24647 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
24648 * tree-ssa-dse.c: Include langhooks.h
24649 (execute_simple_dse): Remove stores with zero size.
24651 2009-01-24 Jakub Jelinek <jakub@redhat.com>
24654 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
24657 2009-01-24 Julian Brown <julian@codesourcery.com>
24659 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
24660 config/arm/linux-atomic.c.
24661 * config/arm/linux-atomic.c: New.
24663 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
24665 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
24666 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
24667 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
24669 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
24672 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
24675 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
24677 PR tree-optimization/38953
24678 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
24679 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
24680 (gloog): Split the exit of the scop when the scop exit is a loop exit.
24681 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
24684 2009-01-24 Paul Brook <paul@codesourcery.com>
24686 * config/arm/neon.md (neon_type): Move to arm.md.
24687 (neon_mov<VSTRUCT>): Add neon_type attribute.
24688 * config/arm/arm.md (neon_type): Move to here.
24689 (conds): Add "unconditioal" and use as default for NEON insns.
24691 2009-01-24 Ben Elliston <bje@au.ibm.com>
24693 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
24694 void *' warning from -Wc++-compat.
24695 * Makefile.in (dominance.o-warn): Remove.
24697 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
24699 PR tree-optimization/38932
24700 * fold-const.c (fold_unary_ignore_overflow): New.
24701 * tree.h (fold_unary_ignore_overflow): Declare.
24702 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
24703 * tree-ssa-sccvn.c (visit_reference_op_load,
24704 simplify_unary_expression): Likewise.
24706 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
24708 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
24709 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
24710 regardless of their type.
24711 * c-common.c (handle_packed_attribute): Don't ignore packed on
24713 * c.opt (Wpacked-bitfield-compat): New warning option.
24714 * stor-layout.c (place_field): Warn if offset of a field changed.
24715 * doc/extend.texi (packed): Mention the ABI change.
24716 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
24717 (Warning Options): Add it to the list.
24719 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
24721 * c-opts.c (c_common_post_options): Fix a typo in comments.
24723 2009-01-22 Steve Ellcey <sje@cup.hp.com>
24725 PR middle-end/38615
24726 * gimplify.c (gimplify_init_constructor): Fix promotion of const
24727 variables to static.
24728 * doc/invoke.texi (-fmerge-all-constants): Update description.
24730 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
24733 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
24734 (*movdi_1_rex64): Use type "mmx" for alternative 5.
24736 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
24738 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
24740 (LOCAL_ALIGNMENT): Similarly.
24742 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24743 Joseph Myers <joseph@codesourcery.com>
24745 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
24746 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
24747 * config/arm/arm-tune.md: Regenerate.
24748 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
24751 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24753 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
24754 version number to five.
24756 2009-01-22 Dodji Seketeli <dodji@redhat.com>
24759 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
24760 * c-common.c (set_underlying_type): Likewise.
24761 (is_typedef_decl ): Likewise
24763 (set_underlying_type): Likewise.
24764 (is_typedef_type): Likewise.
24766 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
24768 PR middle-end/38587
24769 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
24772 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
24775 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
24776 (LIBGCC_SPEC): Don't define.
24777 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
24779 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
24781 PR rtl-optimization/38879
24782 * alias.c (base_alias_check): Unaligned access via AND address can
24783 alias all surrounding object types except those with sizes equal
24784 or wider than the size of unaligned access.
24786 2009-01-21 Dodji Seketeli <dodji@redhat.com>
24789 * c-decl.c (clone_underlying_type): Move this ...
24790 * c-common.c (set_underlying_type): ... here.
24791 Also, make sure the function properly sets TYPE_STUB_DECL() on
24792 the newly created typedef variant type.
24793 (is_typedef_decl ): New entry point.
24794 * tree.h: Added a new member member_types_needing_access_check to
24795 struct tree_decl_non_common.
24796 (set_underlying_type): New entry point.
24797 (is_typedef_type): Likewise.
24799 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
24801 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
24802 Check whether two instructions have memory references that
24803 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
24804 are helper functions for traversing.
24805 * alias.h (insn_alias_sets_confilict_p): New prototypes.
24806 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
24807 not to draw dependency edge for instructions with non-conflicting
24810 2009-01-20 Joseph Myers <joseph@codesourcery.com>
24813 * longlong.h: Update copyright years. Use soft-fp license notice.
24814 Sync __clz_tab declaration with glibc.
24816 2009-01-20 Steve Ellcey <sje@cup.hp.com>
24819 * doc/extend.texi (syscall_linkage): New.
24820 (version_id): Modify.
24822 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
24823 Richard Guenther <rguenther@suse.de>
24825 PR tree-optimization/38747
24826 PR tree-optimization/38748
24827 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
24828 conversion if the base address is an indirect reference and the
24829 aliasing sets could cause issues.
24831 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24833 * common.opt (fgraphite, fgraphite-identity): Add comment for
24834 explaining why these options are not documented.
24836 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24838 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
24839 gimple_call_lhs is NULL.
24841 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
24844 * emit-rtl.c (adjust_address_1): Make sure memref is never
24847 2009-01-20 Ben Elliston <bje@au.ibm.com>
24849 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24850 const qualifier from arg parameter. Remove unnecessary cast to char *.
24851 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24852 const qualifier from arg 2.
24854 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
24856 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
24858 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
24861 * rtl.h (reinit_regs): New prototype.
24862 * regclass.c: Include ira.h.
24863 (reinit_regs): New.
24864 * Makefile.in (regclass.o): Add ira.h.
24865 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
24867 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
24870 * c-common.c (handle_aligned_attribute): Use
24871 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
24872 default alignment value.
24874 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
24876 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
24877 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
24879 * doc/extend.texi: Update __attribute__ ((aligned)). Document
24880 __BIGGEST_ALIGNMENT__.
24882 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
24884 2009-01-18 Richard Guenther <rguenther@suse.de>
24886 PR tree-optimization/38819
24887 * tree-flow.h (operation_could_trap_helper_p): Declare.
24888 * tree-eh.c (operation_could_trap_helper_p): Export.
24889 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
24890 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
24891 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
24892 are about to insert a possibly trapping instruction and fail
24895 2009-01-18 Andreas Schwab <schwab@suse.de>
24897 * doc/install.texi (Configuration): Remove obsolete paragraph
24898 about use of --with-gnu-ld with --with-gnu-as.
24900 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
24902 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
24903 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
24904 Follow spelling conventions.
24906 2009-01-18 Ben Elliston <bje@au.ibm.com>
24908 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
24909 C++ warning about implicit conversion from void * to struct
24911 (bitmap_obstack_free): Likewise for bitmap_element *.
24912 * Makefile.in (bitmap.o-warn): Remove.
24914 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
24916 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
24918 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
24919 Tobias Grosser <tobi.grosser@amd.com>
24921 * graphite.c (graphite_trans_scop_block): Do not block single
24924 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
24926 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
24927 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
24928 test with assertion.
24930 2009-01-16 Richard Guenther <rguenther@suse.de>
24932 PR tree-optimization/38835
24933 PR middle-end/36227
24934 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
24935 and INT + PTR -> (INT)(PTR p+ INT) folding.
24936 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
24938 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
24941 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
24942 the subreg from a lowpart subreg if it is also casting the value.
24944 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
24945 Tobias Grosser <tobi.grosser@amd.com>
24947 * graphite.c (compare_prefix_loops): New.
24948 (build_scop_canonical_schedules): Rewritten.
24949 (graphite_transform_loops): Move build_scop_canonical_schedules
24950 after build_scop_iteration_domain.
24952 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
24953 Tobias Grosser <tobi.grosser@amd.com>
24955 * graphite.c (add_conditions_to_domain): Add the loops to
24956 the dimension of the iteration domain. Do copy the domain
24957 only when it exists.
24958 (build_scop_conditions_1): Do not call add_conditions_to_domain.
24959 (add_conditions_to_constraints): New.
24960 (can_generate_code_stmt, can_generate_code): Removed.
24961 (gloog): Do not call can_generate_code.
24962 (graphite_transform_loops): Call add_conditions_to_constraints
24963 after building the iteration domain.
24965 2009-01-16 Jakub Jelinek <jakub@redhat.com>
24967 PR tree-optimization/38789
24968 * tree-ssa-threadedge.c
24969 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
24970 __builtin_constant_p.
24972 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
24974 * dce.c (delete_unmarked_insns): Reversed the order that insns are
24975 examined before deleting them.
24977 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
24979 * function.c (aggregate_value_p): Correctly extract the function
24980 type from CALL_EXPR_FN lookup.
24982 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24984 * config/picochip/picochip.c (picochip_override_options): Revert
24985 CFI asm flag disable commited previously.
24987 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
24988 Tobias Grosser <tobi.grosser@amd.com>
24989 Jan Sjodin <jan.sjodin@amd.com>
24991 * graphite.c (scan_tree_for_params): On substractions negate
24992 all the coefficients of the term.
24993 (clast_to_gcc_expression_red): New. Handle reduction expressions
24994 of more than two operands.
24995 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
24996 (get_vdef_before_scop): Handle also the case of default definitions.
24998 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25000 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25001 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25002 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25004 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25005 Joey Ye <joey.ye@intel.com>
25007 PR middle-end/37843
25008 * cfgexpand.c (expand_stack_alignment): Don't update stack
25009 boundary nor check incoming stack boundary here.
25010 (gimple_expand_cfg): Update stack boundary and check incoming
25011 stack boundary here.
25013 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25015 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25017 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25019 PR rtl-optimization/38245
25020 * calls.c (expand_call): Add stack arguments to
25021 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25022 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25023 in regs and partially in memory or BLKmode arguments.
25024 (emit_library_call_value_1): Add stack arguments to
25025 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25026 ACCUMULATE_OUTGOING_ARGS).
25027 * dce.c: Include tm_p.h.
25028 (find_call_stack_args): New function.
25029 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25031 (mark_insn): Call find_call_stack_args for CALL_Ps.
25032 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25033 forwards. Allocate and free arg_stores bitmap if needed, pass it
25034 down to deletable_insn_p, don't mark stores set in arg_stores
25035 bitmap, clear the bitmap at the beginning of each bb.
25036 * Makefile.in (dce.o): Depend on $(TM_P_H).
25038 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25041 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25042 to make sure the insn is a conditional test (bug 22599). Reformat a
25045 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25047 PR middle-end/38431
25048 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25049 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25050 (gloog): Do not call cleanup_tree_cfg.
25051 (graphite_transform_loops): Call cleanup_tree_cfg after all
25052 scops have been code generated.
25054 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25055 * doc/gty.texi (Invoking the garbage collector): Added new node
25056 and section documenting ggc_collect.
25058 2009-01-14 Richard Guenther <rguenther@suse.de>
25060 PR tree-optimization/38826
25061 PR middle-end/38477
25062 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25063 initialization notes only if we actually emitted a warning.
25064 (intra_create_variable_infos): Add constraints for a result decl
25065 that is passed by hidden reference.
25066 (build_pred_graph): Mark all related variables non-direct on
25069 2009-01-14 Nick Clifton <nickc@redhat.com>
25071 * ira-conflicts.c: Include addresses.h for the definition of
25073 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25074 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25076 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25079 * Makefile.in (ira-lives.o): Add except.h.
25081 * ira-lives.c: Include except.h.
25082 (process_bb_node_lives): Process can_throw_internal.
25084 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25086 PR rtl-optimization/38774
25087 * combine.c (simplify_set): When undoing cc_use change, don't do
25088 PUT_CODE on the newly created comparison, but instead put back the
25091 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25093 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25094 values. Remove duplicate arm8 entry.
25096 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25098 PR tree-optimization/38786
25099 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25100 the SSA_NAME case of expand_scalar_variables_expr.
25101 Set the type of an expression to the type of its assign statement.
25102 (expand_scalar_variables_expr): Also gather the scalar computation
25103 used to index the memory access. Do not pass loop_p.
25104 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25105 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25106 the gimple_stmt_iterator where it inserts new code.
25107 Do not pass loop_p.
25108 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25109 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25111 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25113 * graphite.h (debug_value): Removed.
25114 * graphite.c (debug_value): Removed.
25116 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25118 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25119 ldrd/strd with two 32-bit instructions.
25121 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25123 * config/arm/arm.c (struct processors): Pass for speed down into
25124 cost helper functions.
25125 (const_ok_for_op): Handle COMPARE and inequality nodes.
25126 (arm_rtx_costs_1): Rewrite.
25127 (arm_size_rtx_costs): Update prototype.
25128 (arm_rtx_costs): Pass speed down to helper functions.
25129 (arm_slowmul_rtx_costs): Rework cost calculations.
25130 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25131 (arm_9e_rtx_costs): Likewise.
25133 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25135 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25136 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25137 (alpha_legitimize_address): Do not split local symbols wider than
25138 UNITS_PER_WORD into HIGH/LO_SUM parts.
25140 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25143 * gcc.c (process_command): Replace call to execvp with calls
25144 to pex_one and exit.
25146 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25149 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25150 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25151 variant for devices with 3-byte PC.
25152 (__tablejump_elpm__): New.
25154 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25157 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25158 offsetof member-designator, handle it as `[0].'.
25160 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25162 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25163 function when not using named sections on targets with named sections
25164 if branch distance is less than 262132.
25166 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25168 * combine.c (combine_instructions): Recompute
25169 optimize_this_for_speed_p for each BB in the main combine loop.
25171 2009-01-12 Tomas Bily <tbily@suse.cz>
25174 * tree-loop-distribution.c (prop_phis): New function.
25175 (generate_builtin): Call prop_phis.
25176 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25178 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25180 PR tree-optimization/38807
25181 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25182 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25184 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25186 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25187 subreg of op0 to the original op0.
25189 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25191 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25193 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25196 * mips-tfile.c (parse_def): Fix parsing of def strings
25197 starting with digits.
25199 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25202 * config/arm/arm.c (arm_is_long_call_p): Don't call
25203 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25205 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25207 * regrename.c (regrename_optimize): Fix dumping.
25208 (find_oldest_value_reg): Preserve REG_POINTER.
25209 (copy_hardreg_forward_1): Likewise.
25211 2009-01-09 Diego Novillo <dnovillo@google.com>
25213 * gimple.h (struct gimple_statement_base) <uid>: Document
25214 the restrictions on its use.
25215 (gimple_uid): Tidy.
25216 (gimple_set_uid): Tidy.
25218 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25220 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25221 zero guard even if align_bytes != 0 and count is smaller than
25224 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25226 PR rtl-optimization/38495
25227 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25228 (add_range_and_copies_from_move_list): Print all added ranges.
25229 Add ranges to memory optimized destination.
25231 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25235 * config/i386/i386.c (override_options): Reject
25236 -mstringop-strategy=rep_8byte with -m32.
25237 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25238 to 1. Do count comparison against epilogue_size_needed at compile
25239 time even when count_exp was constant forced into register. For
25240 size_needed don't jump to epilogue, instead just avoid aligning
25241 and invoke the body algorithm. If need_zero_guard, add zero guard
25242 even if count is non-zero, but smaller than size_needed + number of
25243 bytes that could be stored for alignment.
25244 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25245 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25246 but smaller than size_needed + number of bytes that could be stored
25247 for alignment. Compare size_needed with epilogue_size_needed instead
25248 of desired_align - align, don't adjust size_needed, pass
25249 epilogue_size_needed to the epilogue expanders.
25252 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25254 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25256 * pa.c (last_address): Change to unsigned.
25257 (update_total_code_bytes): Change argument to unsigned. Don't
25258 check if insn addresses are set.
25259 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25260 addresses are not set.
25261 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25263 2009-01-09 Nick Clifton <nickc@redhat.com>
25265 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25266 DECL_DECLARED_INLINE_P.
25268 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25270 PR middle-end/38347
25271 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25272 GET_MODE (op0) in operand_subword_force calls.
25274 PR middle-end/38771
25275 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25276 fold_convert arg0 operands to TREE_TYPE (op0) first.
25278 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25280 * params.def (ira-max-conflict-table-size): Decrease default value
25283 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25285 PR tree-optimization/37031
25286 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25288 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25289 allocate it using gc instead of heap, use VEC_quick_push instead of
25291 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25292 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25293 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25294 allocated vector from heap allocated.
25295 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25296 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25297 vector only after perfect_loop_nest_depth call.
25299 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25300 Jan Sjodin <jan.sjodin@amd.com>
25302 PR tree-optimization/38559
25303 * graphite.c (debug_value, copy_constraint,
25304 swap_constraint_variables, scale_constraint_variable, ): New.
25305 (get_lower_bound, get_upper_bound): Removed.
25306 (graphite_trans_bb_strip_mine): Clean up this code that works
25307 only for constant number of iterations. Fully copy upper and
25308 lower bound constraints, not only the constant part of them.
25309 * graphite.h (debug_value): Declared.
25311 2009-01-08 Ira Rosen <irar@il.ibm.com>
25313 PR tree-optimization/37194
25314 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25315 Don't add the cost of cost model guard in prologue to scalar
25316 outside cost in case of known number of iterations.
25318 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25319 Alan Modra <amodra@bigpond.net.au>
25321 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25322 non-word-aligned REG+CONST addressing.
25324 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25327 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25328 free_after_compilation when outputting a thunk.
25329 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25330 Do not call free_after_compilation here.
25332 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25334 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25335 (ix86_valid_target_attribute_inner_p): Ditto.
25337 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25339 PR tree-optimization/38492
25340 PR tree-optimization/38498
25341 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25342 * tree-chrec.h (scev_is_linear_expression): Declared.
25343 * graphite.c (graphite_cannot_represent_loop_niter): New.
25344 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25345 (graphite_loop_normal_form): Use gcc_assert.
25346 (scan_tree_for_params): Use CASE_CONVERT.
25347 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25348 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25349 Use gcc_assert. Discard scops that contain unhandled cases.
25350 (build_scop_conditions): Return a boolean status for unhandled cases.
25351 (strip_mine_profitable_p): Print the loop number, not its depth.
25352 (is_interchange_valid): Pass the depth of the loop nest, don't
25353 recompute it wrongly.
25354 (graphite_trans_bb_block): Same.
25355 (graphite_trans_bb_block): Print tentative of loop blocking.
25356 (graphite_trans_scop_block): Do not print that the loop has been
25358 (graphite_transform_loops): Do not handle scops that contain condition
25361 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25363 AVX Programming Reference (December, 2008)
25364 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25365 (_mm256_stream_pd): Likewise.
25366 (_mm256_stream_ps): Likewise.
25368 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25369 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25370 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25371 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25372 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25373 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25374 (ix86_expand_special_args_builtin): Likewise.
25376 * config/i386/sse.md (AVXMODEDI): New.
25377 (avx_movnt<mode>): Likewise.
25378 (avx_movnt<mode>): Likewise.
25379 (<sse>_movnt<mode>): Remove AVX support.
25380 (sse2_movntv2di): Likewise.
25382 2009-01-07 Richard Guenther <rguenther@suse.de>
25384 PR middle-end/38751
25385 * fold-const.c (extract_muldiv): Remove obsolete comment.
25386 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25387 to PLUS_EXPR canonicalization for the canonicalization.
25389 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25391 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25392 hosted cross-compilers generating less efficient code.
25394 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25396 * function.h (rtl_data): Add a dbr_scheduled_p field.
25397 * reorg.c (dbr_schedule): Set it.
25398 (gate_handle_delay_slots): Check it.
25399 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25400 (mips_reorg): Check flag_delayed_branch instead of
25401 mips_base_delayed_branch.
25402 (mips_override_options): Don't set mips_base_delayed_branch
25403 or flag_delayed_branch.
25405 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25407 PR rtl-optimization/38426.
25408 * ira.c (ira): Set current_function_is_leaf earlier.
25410 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25412 PR rtl-optimization/38722
25413 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
25414 too early, only set a flag and modify after last possible
25417 2009-01-06 Janis Johnson <janis187@us.ibm.com>
25420 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
25421 * real.c (decimal_single_format): Correct values of emin and emax.
25422 (decimal_double_format): Ditto.
25423 (decimal_quad_format): Ditto.
25424 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
25425 computation of DECnn_MIN and DECnn_MAX for corrected values of
25426 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
25427 __DECnn_MIN__, and adjust its computation for the corrected value
25430 2009-01-06 Jan Hubicka <jh@suse.cz>
25433 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
25435 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
25437 * doc/contrib.texi (Contributors): Slightly adjust the end note.
25438 Add Robert Clark to the list of testers.
25440 2009-01-06 Jan Hubicka <jh@suse.cz>
25441 Kai Tietz <kai.tietz@onevision.com>
25443 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
25444 * config/i386/i386.c (ix86_expand_call): Add clobbers.
25446 2009-01-06 Jan Hubicka <jh@suse.cz>
25447 Kai Tietz <kai.tietz@onevision.com>
25449 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
25451 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
25452 (ix86_nsaved_regs): Count only general purpose regs.
25453 (ix86_nsaved_sseregs): New.
25454 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
25455 to 16 for w64; compute padding and size of sse reg save area.
25456 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
25457 general purpose regs.
25458 (ix86_emit_save_sse_regs_using_mov): New.
25459 (ix86_expand_prologue): Save SSE regs if needed.
25460 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
25461 (ix86_emit_restore_sse_regs_using_mov): New.
25462 (ix86_expand_epilogue): Save SSE regs if needed.
25464 2009-01-06 Jan Hubicka <jh@suse.cz>
25465 Kai Tietz <kai.tietz@onevision.com>
25467 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
25468 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
25469 functions when accumulate outgoing args is off.
25471 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25474 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
25475 before using pseudos_have_intersected_live_ranges_p.
25477 * ira-int.h (ira_assert): Always define.
25479 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25481 AVX Programming Reference (December, 2008)
25482 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
25483 (_mm256_permute2_pd): Likewise.
25484 (_mm_permute2_ps): Likewise.
25485 (_mm256_permute2_ps): Likewise.
25486 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
25487 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
25489 * config/i386/i386.c (ix86_builtins): Remove
25490 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
25491 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
25492 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
25493 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
25494 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
25495 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
25496 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
25497 __builtin_ia32_vpermil2ps256.
25498 (ix86_init_mmx_sse_builtins): Updated.
25499 (ix86_expand_args_builtin): Likewise.
25501 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25503 * pa.c (output_call): Relocate non-jump insns in the delay slot of
25504 long absolute calls when generating PA 2.0 code.
25506 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
25508 PR rtl-optimization/38583
25509 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
25511 * params.def (ira-max-conflict-table-size): New.
25513 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
25515 * ira.h (ira_conflicts_p): New external definition.
25517 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
25518 table. Report this. Return result of building.
25519 (ira_build_conflicts): Use ira_conflicts_p. Check result of
25520 building conflict table.
25522 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
25523 (ira_color): Use ira_conflicts_p.
25525 * global.c: Include ira.h.
25526 (pseudo_for_reload_consideration_p, build_insn_chain): Use
25529 * Makefile.in (global.o): Add ira.h.
25531 * ira-build.c (mark_all_loops_for_removal,
25532 propagate_some_info_from_allocno): New.
25533 (remove_unnecessary_allocnos): Call
25534 propagate_some_info_from_allocno.
25535 (remove_low_level_allocnos): New.
25536 (remove_unnecessary_regions): Add parameter. Call
25537 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
25538 parameter to remove_unnecessary_regions.
25539 (ira_build): Remove all regions but root if the conflict table was
25540 not built. Update conflict hard regs for allocnos crossing calls.
25542 * ira.c (ira_conflicts_p): New global.
25543 (ira): Define and use ira_conflicts_p.
25545 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25546 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
25547 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
25549 2009-01-06 Ben Elliston <bje@au.ibm.com>
25551 * gengtype-lex.l (YY_NO_INPUT): Define.
25553 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
25556 * c-common.c (handle_vector_size_attribute): Also reject
25557 BOOLEAN_TYPE types.
25559 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
25561 PR tree-optimization/38492
25562 * graphite.c (rename_map_elt, debug_rename_elt,
25563 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
25564 rename_map_elt_info, eq_rename_map_elts,
25565 get_new_name_from_old_name, bb_in_sese_p): Moved around.
25566 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
25567 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
25568 (sese_build_livein_liveouts): New.
25569 (new_sese, free_sese): New.
25570 (new_scop): Call new_sese.
25571 (free_scop): Call free_sese.
25572 (rename_variables_from_edge, rename_phis_end_scop): Removed.
25573 (register_old_new_names): Renamed register_old_and_new_names.
25574 (register_scop_liveout_renames, add_loop_exit_phis,
25575 insert_loop_close_phis, struct igp,
25576 default_liveout_before_guard, add_guard_exit_phis,
25577 insert_guard_phis, copy_renames): New.
25578 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
25579 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
25580 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
25581 (scop_adjust_phis_for_liveouts): New.
25582 (gloog): Call scop_adjust_phis_for_liveouts.
25584 * graphite.h (struct sese): Documented. Added fields liveout,
25585 num_ver and livein.
25586 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
25587 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
25588 (struct scop): Added field liveout_renames.
25589 (SCOP_LIVEOUT_RENAMES): New.
25591 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25593 PR tree-optimization/38510
25594 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
25595 (translate_clast): Call recompute_all_dominators before
25597 (gloog): Call recompute_all_dominators before graphite_verify.
25599 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25600 Jan Sjodin <jan.sjodin@amd.com>
25602 PR tree-optimization/38500
25603 * graphite.c (create_sese_edges): Call fix_loop_structure after
25606 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25608 * config.gcc: Add m32r*-*-rtems*.
25609 * config/m32r/rtems.h: New file.
25611 2009-01-05 Ben Elliston <bje@au.ibm.com>
25613 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
25614 (.po.pox): Likewise.
25615 (po/gcc.pot): Likewise.
25617 2009-01-04 David S. Miller <davem@davemloft.net>
25619 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
25620 (STARTING_FRAME_OFFSET): Always set to zero.
25622 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25624 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
25625 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
25626 fixed-point types, and vectors of the same.
25628 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25630 * config/mips/sync.md (*mb_barrier): Rename to...
25631 (*memory_barrier): ...this.
25633 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
25635 * doc/extend.texi (Function Attributes): Move @cindex after @item
25636 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
25637 and put in alphabetical order. Fix 'target' name and put in order.
25638 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
25641 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
25643 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
25644 (memory_barrier): Expand as unspec instead of unspec_volatile.
25645 Remove mem:BLK from insn operands. Use Pmode scratch register.
25646 (*memory_barrier): Define as unspec instead of unspec_volatile.
25647 Use (match_dup 0) as input operand.
25649 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
25650 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
25651 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
25652 scratch register. Remove operand 1.
25653 (*stbar): Define as unspec instead of unspec_volatile.
25654 Use (match_dup 0) as input operand, remove (const_int 8).
25655 (*membar): Define as unspec instead of unspec_volatile.
25656 Use (match_dup 0) as input operand, remove input operand 2.
25658 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
25659 (memory_barrier): Expand as unspec instead of unspec_volatile.
25660 Remove mem:BLK from insn operands. Use Pmode scratch register.
25661 (*memory_barrier): Define as unspec instead of unspec_volatile.
25662 Use (match_dup 0) as input operand.
25664 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
25665 Remove mem:BLK from insn operands. Use Pmode scratch register.
25666 Set volatile flag on operand 0.
25667 (*memory_barrier): New insn pattern.
25669 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
25671 (*memory_barrier): Use (match_dup 0) as input operand.
25673 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
25674 Remove mem:BLK from insn operands. Use Pmode scratch register.
25675 Set volatile flag on operand 0.
25676 (*mb_internal): New insn pattern.
25678 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
25680 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25682 PR middle-end/38586
25683 * function.c (struct temp_slot): Move to the section of the file
25684 that deals with temp slots. Remove field 'address'.
25685 (temp_slot_address_table): New hash table of address -> temp slot.
25686 (struct temp_slot_address_entry): New struct, items for the table.
25687 (temp_slot_address_compute_hash, temp_slot_address_hash,
25688 temp_slot_address_eq, insert_temp_slot_address): Support functions
25690 (find_temp_slot_from_address): Rewrite to use the new hash table.
25691 (remove_unused_temp_slot_addresses): Remove addresses of temp
25692 slots that have been made available.
25693 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
25694 worker function for remove_unused_temp_slot_addresses.
25695 (assign_stack_temp_for_type): Don't clear the temp slot address list.
25696 Add the temp slot address to the address -> temp slot map.
25697 (update_temp_slot_address): Update via insert_temp_slot_address.
25698 (free_temp_slots): Call remove_unused_temp_slot_addresses.
25699 (pop_temp_slots): Likewise.
25700 (init_temp_slots): Allocate the address -> temp slot map, or empty
25701 the map if it is already allocated.
25702 (prepare_function_start): Initialize temp slot processing.
25704 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25706 PR middle-end/38584
25707 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
25708 Calculate the size of all stack vars assuming no packing of stack
25709 vars will happen, replacing a quadratic algorithm with a linear one.
25711 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25714 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
25717 2009-01-03 Diego Novillo <dnovillo@google.com>
25719 * doc/contrib.texi: Update contributions.
25721 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25724 * builtins.c (fold_builtin_memory_op): Give up if either operand
25725 is volatile. Set srctype or desttype to non-qualified version
25729 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
25730 and FUNCTION_DECLs.
25732 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
25734 PR rtl-optimization/35805
25735 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
25736 problem if fast dce is able to remove any instructions.
25737 * dce.c (dce_process_block): Fix dump message.
25739 2009-01-02 Mark Mitchell <mark@codesourcery.com>
25742 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
25744 2009-01-02 Jakub Jelinek <jakub@redhat.com>
25746 PR middle-end/38690
25747 * tree-flow.h (op_code_prio, op_prio): New prototypes.
25748 * tree-pretty-print.c (op_code_prio): New function.
25749 (op_prio): No longer static. Use op_code_prio.
25750 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
25751 Use op_prio and op_code_prio to determine if () should be
25752 printed around operand(s) or not.
25754 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
25755 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
25756 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
25757 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
25758 pp_character instead of pp_string for single letter printing.
25760 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
25762 * doc/extend.texi: Fix '#pragma GCC option' typo.
25764 2009-01-02 Richard Guenther <rguenther@suse.de>
25766 * doc/install.texi (--enable-checking): Mention different
25767 default for stage1.
25768 (--enable-stage1-checking): Document.
25770 2009-01-01 Andrew Pinski <pinskia@gmail.com>
25772 PR middle-end/30142
25773 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
25774 case to be an error.
25776 2009-01-02 Ben Elliston <bje@au.ibm.com>
25778 * config/fp-bit.h (pack_d): Constify argument.
25779 * config/fp-bit.c (makenan): Constify return type. Remove casts.
25780 (isnan): Constify argument.
25782 (iszero): Likewise.
25783 (pack_d): Likewise.
25784 (_fpadd_parts): Constify return type.
25785 (_fpmul_parts): Likewise.
25786 (_fpdiv_parts): Likewise.
25788 2009-01-01 Jakub Jelinek <jakub@redhat.com>
25791 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
25792 warn about overwriting initializer with side-effects or
25793 -Woverride-init if !IMPLICIT.
25794 (output_init_element): Likewise. Pass IMPLICIT down to
25796 (process_init_element): Add IMPLICIT argument. Pass it down
25797 to output_init_element.
25798 (push_init_element, pop_init_level, set_designator): Adjust
25799 process_init_element callers.
25800 (set_nonincremental_init, set_nonincremental_init_from_string):
25801 Adjust add_pending_init callers.
25802 (output_pending_init_elements): Adjust output_init_element callers.
25803 * c-tree.h (process_init_element): Adjust prototype.
25804 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
25805 process_init_element callers.
25808 Copyright (C) 2009 Free Software Foundation, Inc.
25810 Copying and distribution of this file, with or without modification,
25811 are permitted in any medium without royalty provided the copyright
25812 notice and this notice are preserved.